/* Global Styles */
:root {
    /* Colors - Light Mode */
    --bg-primary: #ffffff;
    --bg-secondary: #9dc9f5;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --accent-primary: #3b82f6;
    --accent-hover: #2563eb;
    --border-color: #e2e8f0;
    --card-bg: #ffffff;
    
    /* Colors - Dark Mode */
    --bg-primary-dark: #0a0a0a;
    --bg-secondary-dark: #1e293b;
    --text-primary-dark: #ffffff;
    --text-secondary-dark: #cbd5e1;
    --accent-primary-dark: #3b82f6;
    --accent-hover-dark: #60a5fa;
    --border-color-dark: #334155;
    --card-bg-dark: #1e293b;
    
    /* Legacy support (using new colors) */
    --primary-gold: #3b82f6;
    --dark-bg: #0a0a0a;
    --text-color: #0f172a;
    --white: #ffffff;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 50%;
    
    /* Layout */
    --sidebar-width: 260px;
    --header-height: 64px;
}

:root.dark {
    --text-color: var(--text-primary-dark);
    --dark-bg: var(--bg-primary-dark);
}

/* ======================================
   HERO COMPONENT ANIMATIONS
   ====================================== */
@keyframes dashAnim {
    0% {
        stroke-dashoffset: 1000;
        opacity: 0.3;
    }
    50% {
        opacity: 0.6;
    }
    100% {
        stroke-dashoffset: 0;
        opacity: 0.3;
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Utility */
.hidden { display: none !important; }

/* Loading State for Buttons */
.btn.loading, .save-btn.loading, .login-btn.loading, .submit-btn.loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
    opacity: 0.7;
}

.btn.loading::after, .save-btn.loading::after, .login-btn.loading::after, .submit-btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spinner 0.6s linear infinite;
}
.profile-avatar { cursor: pointer; overflow: hidden; }
.profile-avatar img { width: 100%; height: 100%; object-fit: cover; }

/* Avatar sizing and visuals */
.profile-avatar {
    width: 96px;
    height: 96px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    /* subtle neutral background so thin blue ring stands out */
    background: #ffffff;
    /* thin blue ring */
    border: 2px solid #3b82f6; /* blue-500 */
    box-shadow: 0 6px 18px rgba(0,0,0,0.06);
    padding: 1px; /* smaller padding so image is more visible */
}
.profile-avatar img { border-radius: 999px; display: block; width:100%; height:100%; }
.profile-avatar #profile-avatar-initial { font-size: 34px; font-weight: 700; color: var(--text-color); }

/* Contact card avatar (small) */
.contact-avatar {
    aspect-ratio: 1/1;
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: #e2e8f0;
    color: #0f172a;
    flex: 0 0 48px;
    margin-right: 12px;
}
.contact-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: var(--radius-md);
}
.contact-avatar .avatar-initials {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #0f172a;
}

/* When a valid photo is loaded, hide the initials */
.contact-avatar.has-photo .avatar-initials { display: none; }
/* If there's no loaded photo, hide the img element (keeps layout clean) */
.contact-avatar:not(.has-photo) img { display: none; }
.contact-avatar .avatar-initials { font-size: 14px; }

.contact-header { display: flex; align-items: center; gap: 8px; }
.contact-info h3 { margin: 0; font-size: 1rem; }
.contact-info .contact-role { margin: 0; font-size: 0.85rem; }

@media (min-width: 1024px) {
    .profile-avatar { width: 120px; height: 120px; }
    .profile-avatar #profile-avatar-initial { font-size: 42px; }
}

/* Avatar modal */
.avatar-modal { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; z-index: 1200; }
.avatar-modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.45); }
.avatar-modal-content { position: relative; background: var(--bg-secondary); color: var(--text-color); padding: 20px; border-radius: 12px; width: 320px; max-width: calc(100% - 40px); box-shadow: 0 12px 40px rgba(0,0,0,0.35); display: flex; flex-direction: column; gap: 12px; z-index: 2; }
.avatar-modal-content h3 { margin: 0; font-size: 1.05rem; }
.avatar-modal-actions { display: flex; gap: 10px; justify-content: space-between; }
.avatar-modal .btn { flex: 1; }
.avatar-modal .btn.btn-danger { background: #d9534f; color: #fff; border-color: transparent; }
.avatar-modal .btn.btn-secondary { background: transparent; }

/* Small accessibility focus states */
.avatar-modal-content .btn:focus { outline: 2px solid rgba(207,163,48,0.35); outline-offset: 2px; }

@keyframes spinner {
    to { transform: rotate(360deg); }
}

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
    min-height: 100vh;
}

html, body { overflow-x: hidden; }

body.dark {
    background-color: var(--bg-primary-dark);
    color: var(--text-primary-dark);
}

/* Header */
.top-left-header {
    position: fixed;
    top: 16px;
    left: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-color);
    z-index: 1000;
}
/* Menghilangkan garis bawah pada semua link */
a {
    text-decoration: none;
}

/* Jika kamu hanya ingin menghilangkan garis bawah pada elemen tertentu (misal: card modul) */
.modul-card {
    text-decoration: none;
}
.top-left-header .header-brand-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s ease;
}

.top-left-header .header-brand-link:hover {
    opacity: 0.8;
}

.top-left-header .header-logo {
    font-size: 1.8rem;
    line-height: 1;
    transition: transform 0.8s ease;
}

.top-left-header .header-text {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.9px;
    transition: transform 1.5s ease;
}

.header-brand-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: inherit;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.header-brand-link:hover {
    opacity: 0.8;
}

.header-brand-link:focus {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

.top-border-box {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    border: 0;
    border-bottom: 1px solid var(--border-color);
    box-sizing: border-box;
    background-color: var(--bg-primary);
    pointer-events: none;
    z-index: 900;
}

/* Mode Toggle */
.mode-toggle {
    position: fixed;
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    cursor: pointer;
    z-index: 1200;
    transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.mode-toggle:hover {
    transform: scale(1.06);
}

.mode-toggle .icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
    transition: transform 0.3s ease;
}
.moon-icon {
    display: none;
}

.mode-toggle:hover .icon {
    transform: rotate(15deg);
}

/* Sidebar */
.hamburger {
    width: 36px;
    height: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    background: transparent;
    color: inherit;
    border: 0;
    cursor: pointer;
    opacity: 0;
    transform: translateX(-8px) scale(0.9);
    transition: opacity 0.3s ease, transform 0.5s ease;
    pointer-events: none;
    padding: 0;
}

.hamburger .bar {
    width: 18px;
    height: 2px;
    background-color: currentColor;
    display: block;
    border-radius: 1px;
    transition: all 0.3s ease;
}

.top-left-header.menu-visible .hamburger {
    opacity: 1;
    transform: translateX(0) scale(1);
    pointer-events: auto;
}

.top-left-header.menu-visible .header-brand-link {
    transform: translateX(10px);
}

.top-left-header.menu-visible .header-logo,
.top-left-header.menu-visible .header-text {
    transform: translateX(0);
}

.top-left-header.menu-visible .hamburger:hover {
    transform: translateX(0) scale(1.08);
}

.sidebar {
    position: fixed;
    top: 64px;
    left: 0;
    width: 260px;
    height: calc(100vh - 64px);
    background: var(--card-bg);
    color: var(--text-primary);
    border-right: 1px solid var(--border-color);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 950;
    box-shadow: 2px 0 14px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
}

.sidebar .side-title {
    font-weight: 700;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.sidebar nav {
    padding: 8px 0;
}

.sidebar nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: currentColor;
    text-decoration: none;
    transition: background-color 0.2s ease, transform 0.15s ease;
}

.sidebar nav a:hover {
    background-color: rgba(255, 255, 255, 0.08);
    transform: translateX(4px);
}

.sidebar nav a.active {
    background-color: var(--accent-primary);
    color: #ffffff;
}

.sidebar nav a .icon {
    width: 18px;
    height: 18px;
    display: inline-block;
}

.sidebar nav a .icon svg {
    width: 100%;
    height: 100%;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.sidebar-overlay {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    z-index: 940;
}

body.sidebar-open .sidebar {
    transform: translateX(0);
}

body.sidebar-open .sidebar-overlay {
    opacity: 1;
    visibility: visible;
}

/* Page container */
.page-container {
    max-width: 1200px;
    margin: 100px auto 48px;
    padding: 0 16px;
}

@media (max-width: 640px) {
    .page-container { margin: 88px auto 40px; padding: 0 12px; }
    .page-header { padding: var(--spacing-md); }
    .page-title { font-size: 1.8rem; }
    .page-subtitle { font-size: 1rem; }
    .sidebar { width: min(320px, 86vw); }
    .form-grid { grid-template-columns: 1fr; }
}

.page-header {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    text-align: center;
    position: relative;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(226, 232, 240, 0.8); /* Warna border abu-abu sangat muda */
    border-radius: var(--radius-lg);
}

.page-title {
    margin: 0 0 8px;
    font-size: 2.5rem;
}

.page-subtitle {
    margin: 0;
    font-size: 1.2rem;
    opacity: 0.8;
}

/* Buttons */
.btn {
    background-color: var(--accent-primary);
    color: #ffffff;
    border: none;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.2s ease;
    margin-right: 12px;
    margin-bottom: 12px;
    border: 2px solid var(--accent-primary);
}

.btn:hover {
    transform: scale(1.04);
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--accent-primary);
    border: 2px solid var(--accent-primary);
}

.btn-secondary:hover {
    background-color: var(--accent-primary);
    color: #ffffff;
}

.btn-danger {
    background-color: var(--text-color);
    color: var(--primary-gold);
}

.btn-success {
    background-color: #28a745;
    color: white;
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

/* Forms */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 1rem;
    color: var(--text-primary);
}
body.dark .form-group label {
    color: var(--text-primary-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--card-bg);
    color: var(--text-primary);
    font-size: 1rem;
    box-sizing: border-box;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Penilaian form helpers */
#helper-text { opacity: 0.8; }
/* In-progress marking button in penilaian */
#mark-in-progress { max-width: 260px; }

/* Dark Mode Specifics */
body.dark .top-left-header {
    color: var(--text-primary-dark);
}

body.dark .top-border-box {
    border-bottom-color: var(--border-color-dark);
    background-color: var(--bg-primary-dark);
}

body.dark .mode-toggle {
    background-color: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}

body.dark .mode-toggle:hover {
    background-color: var(--accent-primary-dark);
    color: #ffffff;
}

body.dark .mode-toggle .icon {
    fill: currentColor;
}

body.dark .sidebar {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-right-color: var(--border-color-dark);
}

body.dark .sidebar a:hover {
    background-color: rgba(59, 130, 246, 0.15);
}

body.dark .sidebar nav a.active {
    background-color: var(--accent-primary-dark);
    color: #ffffff;
}

body.dark .page-header {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}

body.dark .btn {
    background-color: var(--accent-primary-dark);
    color: #ffffff;
    border-color: var(--accent-primary-dark);
}

body.dark .btn:hover {
    background-color: var(--accent-hover-dark);
    border-color: var(--accent-hover-dark);
}

body.dark .btn-secondary {
    background-color: transparent;
    color: var(--accent-primary-dark);
    border-color: var(--accent-primary-dark);
}

body.dark .btn-secondary:hover {
    background-color: var(--accent-primary-dark);
    color: #ffffff;
}

body.dark .form-group input,
body.dark .form-group textarea,
body.dark .form-group select {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}

body.dark .form-group input:focus,
body.dark .form-group textarea:focus,
body.dark .form-group select:focus {
    border-color: var(--accent-primary-dark);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* --- index.html --- */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
}

.login-container {
    text-align: center;
    width: 100%;
    max-width: 320px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.6s ease-in-out;
}

.login-container.form-visible {
    transform: translateY(-100px);
}

.logo-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: -300px;
}

.logo-symbol {
    font-size: 8rem;
    font-weight: 500;
    line-height: 1;
    margin-bottom: -10px;
}

.logo-text {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.login-btn {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: none;
    padding: 12px 30px;
    font-size: 1.2rem;
    font-weight: 500;
    font-family: 'Times New Roman', serif;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s ease, text-shadow 0.2s ease, opacity 0.3s ease, visibility 0.3s ease;
}

.login-btn:hover {
    transform: scale(1.06);
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.35);
    text-shadow: 0 0 2px currentColor, 0 0 4px currentColor;
}

.login-btn.hidden {
    opacity: 0;
    visibility: hidden;
}

#login-form-wrapper {
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out 0.2s, transform 0.6s ease-out 0.2s;
    width: 100%;
    margin-top: 90px;
}

#login-form-wrapper.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(200px);
}

.form-fields {
    background-color: var(--bg-secondary);
    padding: 25px 20px;
    border-radius: 12px;
    margin-bottom: 25px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(226, 232, 240, 0.8); /* Warna border abu-abu sangat muda */
    border-radius: var(--radius-lg);
}

.input-group {
    text-align: left;
    margin-bottom: 20px;
}

.input-group:last-child {
    margin-bottom: 0;
}

.input-group label {
    display: block;
    color: var(--text-secondary-dark);
    margin-bottom: 8px;
    font-weight: 500;
}

.input-group input {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 6px;
    background-color: var(--border-color);
    color: var(--text-color);
    font-size: 1rem;
    box-sizing: border-box;
}

/* Visible password toggle */
.password-group .input-with-toggle {
    position: relative;
    display: flex;
    align-items: center;
}
.password-group input {
    padding-right: 42px; /* space for the eye button */
}
.toggle-password {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: 1px solid transparent;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: grid;
    place-items: center;
    cursor: pointer;
    color: var(--accent-primary);
    transition: color 0.2s ease, border-color 0.2s ease;
}
.toggle-password:hover { 
    border-color: rgba(59, 130, 246, 0.3);
    color: var(--accent-hover);
}
.toggle-password .eye,
.toggle-password .eye-off {
    width: 20px; height: 20px; fill: currentColor; stroke: currentColor; stroke-width: 1.5;
}
.toggle-password .eye-off { display: none; }
.toggle-password.active .eye { display: none; }
.toggle-password.active .eye-off { display: block; }

body.dark .toggle-password:hover { 
    border-color: rgba(59, 130, 246, 0.4);
    color: var(--accent-hover-dark);
}
body.dark .toggle-password { 
    color: var(--accent-primary);
}

.input-group input:focus {
    outline: 2px solid #ffffff;
}

body.dark .form-fields {
    background-color: var(--text-color);
}

body.dark .input-group input {
    background-color: var(--accent-hover);
    color: #ffffff;
}

body.dark .login-btn {
    background-color: var(--primary-gold);
    color: #1a1a1a;
}

body.dark .login-btn:hover {
    text-shadow: 0 0 2px var(--primary-gold), 0 0 4px var(--primary-gold);
}

/* Loading screen (avatar + loading bar) */
.loading-screen {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--bg-primary);
    color: var(--text-color);
    display: none;
    align-items: center;
    justify-content: center;
}

.loading-screen.active { display: flex; }

.loading-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 12px 20px;
}

#loading-avatar { width:200px; height:200px; object-fit:contain; image-rendering: pixelated; border-radius:12px; box-shadow:0 10px 30px rgba(0,0,0,0.12); transition: opacity .12s linear; }

.loading-bar-container { width:220px; height:10px; background: rgba(0,0,0,0.08); border-radius:999px; overflow:hidden; }
.loading-bar-fill { width:0%; height:100%; background: var(--primary-gold); transition: width 300ms ease; }

.progress-text { font-size:0.95rem; opacity:.85; }

@media (max-width:420px){ #loading-avatar{ width:120px; height:120px } .loading-bar-container{ width:160px } }

/* End loader styles */

.tips-container {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background: var(--text-color);
    color: var(--primary-gold);
    border-radius: 12px;
    padding: 18px;
    max-width: 280px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    animation: tipsSlideIn 0.6s ease-out;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

@keyframes tipsSlideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.tips-title {
    color: var(--primary-gold);
    font-weight: 700;
    margin-bottom: 8px;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

.tips-content {
    color: var(--primary-gold);
    font-size: 0.9rem;
    line-height: 1.4;
    opacity: 0.9;
}

.loading-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--text-color);
    border-radius: 50%;
    opacity: 0.3;
    animation: particleFloat 8s infinite linear;
}

.particle:nth-child(1) {
    left: 15%;
    animation-delay: 0s;
}

.particle:nth-child(2) {
    left: 25%;
    animation-delay: 1.5s;
}

.particle:nth-child(3) {
    left: 35%;
    animation-delay: 3s;
}

.particle:nth-child(4) {
    left: 45%;
    animation-delay: 4.5s;
}

.particle:nth-child(5) {
    left: 55%;
    animation-delay: 6s;
}

.particle:nth-child(6) {
    left: 65%;
    animation-delay: 7.5s;
}

.particle:nth-child(7) {
    left: 75%;
    animation-delay: 1s;
}

.particle:nth-child(8) {
    left: 85%;
    animation-delay: 2.5s;
}

@keyframes particleFloat {
    0% {
        top: 100%;
        opacity: 0;
    }
    10% {
        opacity: 0.3;
    }
    90% {
        opacity: 0.3;
    }
    100% {
        top: -10px;
        opacity: 0;
    }
}

body.dark .loading-screen {
    background: var(--dark-bg);
    color: var(--primary-gold);
}

body.dark .loading-title {
    color: var(--primary-gold);
}

body.dark .progress-container {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

body.dark .progress-bar {
    background: var(--primary-gold);
}

body.dark .tips-container {
    background: var(--primary-gold);
    color: var(--dark-bg);
    border-color: rgba(255, 255, 255, 0.2);
}

body.dark .tips-title {
    color: var(--dark-bg);
}

body.dark .tips-content {
    color: var(--dark-bg);
}

body.dark .particle {
    background: var(--primary-gold);
}

/* Lightning effect overlay on loading screen */
.loading-screen .lightning-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
    mix-blend-mode: screen;
    color: #ffffff; /* stroke uses currentColor */
}
body.dark .loading-screen .lightning-svg { color: var(--primary-gold); }

/* --- home.html --- */
.welcome-card {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    margin-top: 10px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(226, 232, 240, 0.8); /* Warna border abu-abu sangat muda */
    border-radius: var(--radius-lg);
}
.chart-card, .attendance-card {
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    margin-top: 10px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(226, 232, 240, 0.8); /* Warna border abu-abu sangat muda */
    border-radius: var(--radius-lg);
}

.welcome-card { text-align: center; }
.welcome-card .actions { justify-content: center; }

.welcome-title {
    margin: 0 0 8px;
    font-size: 2rem;
}

.welcome-subtitle {
    margin: 0 0 20px;
    font-size: 1rem;
}

.actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

body.dark .welcome-card, body.dark .chart-card, body.dark .attendance-card {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}

/* Bug report */
.bug-report-card { margin: 24px 0 60px; }
.bug-report-card .page-container { padding-top: 0; }
.bug-form {
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 16px;    
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(226, 232, 240, 0.8); /* Warna border abu-abu sangat muda */
    border-radius: 12px;
}
.bug-form textarea {
    width: 100%;
    border-radius: 8px;
    border: 2px solid rgba(59, 130, 246, 0.3);
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 10px 12px;
    font-size: 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.bug-form textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}
.bug-actions { display: flex; justify-content: flex-end; margin-top: 10px; }
body.dark .bug-form { background: var(--bg-secondary-dark); color: var(--text-primary-dark); }
body.dark .bug-form textarea { 
    background: var(--bg-secondary-dark); 
    color: var(--text-primary-dark); 
    border-color: rgba(59, 130, 246, 0.4);
}
body.dark .bug-form textarea:focus {
    border-color: var(--accent-primary-dark);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* Chart sizing */
.chart-wrapper {
    position: relative;
    width: 100%;
    height: 320px; /* mobile baseline */
}
@media (min-width: 768px) {
    .chart-wrapper { height: 380px; }
}
@media (min-width: 1024px) {
    .chart-wrapper { height: 420px; }
}

/* Attendance section */
.attendance-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 12px;
}
@media (max-width: 560px) {
    .attendance-controls { grid-template-columns: 1fr; }
}
/* === Penilaian: Scrollable History Table (Mobile Friendly) === */
.history-table-wrapper {
    max-height: 60vh; /* vertical window */
    overflow-y: auto;
    overflow-x: auto; /* allow horizontal scroll if columns overflow */
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 8px;
    background: var(--card-bg);
    position: relative;
}
body.dark .history-table-wrapper {
    border-color: rgba(255,255,255,0.18);
    background: var(--card-bg-dark);
}

/* Keep header visible while scrolling */
.history-table-wrapper thead th {
    position: sticky;
    top: 0;
    background: var(--card-bg);
    z-index: 2;
    color: var(--primary-gold);
}
body.dark .history-table-wrapper thead th { background: var(--card-bg-dark); color: var(--primary-gold-dark); }
/* Ensure table has enough width so horizontal scroll appears when needed */
.history-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.history-table th, .history-table td { padding: 8px 10px; text-align: left; white-space: nowrap; }
.history-table tbody tr:nth-child(even) { background: rgba(0,0,0,0.025); }
body.dark .history-table tbody tr:nth-child(even) { background: rgba(255,255,255,0.05); }

/* On very small screens force min-width so user can horizontal scroll */
@media (max-width: 640px) {
    .history-table { min-width: 760px; }
    .history-title { font-size: 1.05rem; }
    .assessment-form .form-grid { grid-template-columns: 1fr 1fr; }
    .history-table-wrapper {
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
    }
}

/* Subtle shadow at top/bottom to indicate scrollable area */
.history-table-wrapper:before, .history-table-wrapper:after {
    content: '';
    position: sticky;
    left: 0; right: 0;
    height: 10px;
    pointer-events: none;
    z-index: 3;
}
.history-table-wrapper:before { top: 0; background: linear-gradient(to bottom, rgba(0,0,0,0.15), rgba(0,0,0,0)); }
.history-table-wrapper:after { bottom: 0; background: linear-gradient(to top, rgba(0,0,0,0.12), rgba(0,0,0,0)); }
body.dark .history-table-wrapper:before { background: linear-gradient(to bottom, rgba(255,255,255,0.22), rgba(255,255,255,0)); }
body.dark .history-table-wrapper:after { background: linear-gradient(to top, rgba(255,255,255,0.18), rgba(255,255,255,0)); }

/* Improve tap targets for cancel buttons inside rows */
.history-table button.cancel-grade {
    padding: 4px 10px;
    font-size: 0.75rem;
    line-height: 1.2;
    border-radius: 4px;
    border: 1px solid rgba(255,255,255,0.2);
    background: #2d2d2d;;
    cursor: pointer;
    color: #fff;
}
body.dark .history-table button.cancel-grade { background:#2d2d2d; border-color: rgba(255,255,255,0.2); color:#fff; }
.history-table button.cancel-grade:hover { background:#383838; }
body.dark .history-table button.cancel-grade:hover { background:#383838; }
.attendance-controls .form-group { display: flex; flex-direction: column; gap: 6px; }
.attendance-controls .form-group select,
.attendance-controls .form-group input { width: 100%; box-sizing: border-box; }
.attendance-controls label { font-weight: 600; }
.attendance-table-wrapper { 
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
}
.attendance-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 560px;
}
/* Smooth scrolling for mobile */
@media (max-width: 768px) {
    .attendance-table-wrapper {
        scroll-behavior: smooth;
    }
}
.attendance-table th, .attendance-table td {
    border-bottom: 1px solid var(--bg-secondary);
    padding: 8px 10px;
    text-align: left;
}
.attendance-table th { background:var(--accent-hover-dark); }
.attendance-actions { display: flex; gap: 8px; margin-top: 12px; }
.status-radio { display: flex; gap: 8px; align-items: center; }
.status-radio label { display: inline-flex; align-items: center; gap: 4px; cursor: pointer; }

/* --- jadwal.html --- */
.schedule-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.schedule-card {
    background-color: var(--card-bg);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(226, 232, 240, 0.8); /* Warna border abu-abu sangat muda */
    border-radius: var(--radius-lg);
}

.schedule-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.schedule-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    border-bottom: 1px solid rgba(207, 163, 48, 0.2);
    padding-bottom: 15px;
}

.schedule-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-gold);
    color: var(--text-color);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    flex-shrink: 0;
}

.schedule-title h3 {
    font-size: 1.3rem;
    margin: 0 0 4px;
}

.schedule-title p {
    font-size: 0.9rem;
    margin: 0;
    opacity: 0.8;
}

.schedule-details .schedule-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.schedule-item .icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.schedule-time {
    background-color: rgba(207, 163, 48, 0.1);
    border-left: 4px solid var(--primary-gold);
    padding: 12px;
    border-radius: 8px;
    text-align: center;
}

.schedule-time.not-set {
    background-color: rgba(220, 53, 69, 0.1);
    border-left-color: #dc3545;
}

.schedule-time strong {
    font-size: 1.1rem;
}

body.dark .schedule-card {
    background-color: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}

.jadwal-kelompok {
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.jadwal-kelompok label {
    font-weight: 600;
}

.jadwal-kelompok select {
    cursor: pointer;
    padding: 10px;
    border: 2px solid var(--dark-bg);
    border-radius: 8px;
    background: var(--primary-gold);
    font-family: 'Times New Roman', Times, serif;
    color: var(--dark-bg);
}

/* Calendar View (jadwal.html) */
.view-mode-toggle {
    position: fixed;
    top: 12px;
    right: 60px; /* placed to the left of mode toggle (40px width + ~20px gap) */
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-gold);
    color: var(--dark-bg);
    border: 2px solid var(--text-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.2s ease;
    z-index: 1200;
}
.view-mode-toggle:hover { transform: scale(1.06); }
.view-mode-toggle .icon { width: 20px; height: 20px; stroke: currentColor; fill: none; }
.view-mode-toggle .icon-list { display: none; }
.view-mode-toggle.active .icon-calendar { display: none; }
.view-mode-toggle.active .icon-list { display: block; }

.calendar-container { display: none; }
.calendar-container.active { display: block; }

.calendar-card {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}
.calendar-title { font-weight: 700; font-size: 1.1rem; }
.cal-nav {
    display: inline-flex;
    gap: 8px;
}
.cal-nav button {
    background: transparent;
    color: currentColor;
    border: 2px solid currentColor;
    border-radius: 8px;
    padding: 6px 10px;
    cursor: pointer;
    font-family: 'Times New Roman', serif;
}
.cal-nav button:hover { transform: translateY(-1px); }

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}
.calendar-dow { text-align: center; font-weight: 700; opacity: 0.9; padding: 6px 0; }

.calendar-day {
    position: relative;
    min-height: 72px;
    border: 1px solid var(--accent-hover-dark);
    border-radius: 8px;
    padding: 8px;
    background: rgba(48, 173, 207, 0.05);
    color: currentColor;
    cursor: default;
}
.calendar-day .date-num { font-weight: 700; font-size: 0.95rem; }
.calendar-day.not-in-month { opacity: 0.45; }
.calendar-day.today { outline: 2px solid var(--primary-gold); outline-offset: 2px; }
.calendar-day.has-events { cursor: pointer; }
.calendar-day.has-events::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 8px;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ffffff; /* light mode: white */
}

body.dark .calendar-card { background: var(--text-color); color: #ffffff; }
body.dark .view-mode-toggle { background: var(--dark-bg); color: var(--primary-gold); border-color: var(--primary-gold); }
body.dark .calendar-day.has-events::after { background: var(--primary-gold); }

/* --- penjadwal.html (Scheduling Assistant) --- */
.scheduling-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    justify-content: center; /* center columns when there's extra space */
    width: 100%;
}

.scheduling-card {
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    min-width: 0; /* prevent overflow on very narrow screens */
}
.scheduling-card:hover { transform: translateY(-4px); box-shadow: 0 8px 16px rgba(0,0,0,0.15); }

.scheduling-header { border-bottom: 1px solid var(--border-color); padding-bottom: 12px; margin-bottom: 12px; }
.scheduling-header h3 { margin: 0 0 4px; font-size: 1.2rem; word-break: break-word; overflow-wrap: anywhere; color: var(--text-primary); }
.scheduling-header p { margin: 0; opacity: 0.8; font-size: 0.95rem; color: var(--text-secondary); }

.scheduling-card .form-group { margin-bottom: 12px; color: var(--text-secondary); }
.scheduling-card .form-group label { font-weight: 600; margin-bottom: 6px; color: var(--text-secondary); }
.scheduling-card .form-group input,
.scheduling-card .form-group select { width: 100%; padding: 10px; border: 1px solid var(--border-color); border-radius: 8px; background: #ffffff; color: var(--text-primary); }

/* readonly time fields look like badges */
.scheduling-card input[readonly] {
    background: var(--bg-secondary);
    border-style: solid;
    cursor: default;
    color: var(--text-primary);
}

.save-btn, .cancel-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
    margin-right: 8px;
}
.save-btn { background: var(--accent-primary); color: #ffffff; border-color: var(--accent-primary); }
.save-btn:hover { transform: translateY(-1px); box-shadow: 0 4px 10px rgba(0,0,0,0.15); background: var(--accent-hover); border-color: var(--accent-hover); }
.cancel-btn { background: transparent; color: var(--text-primary); border-color: var(--border-color); }
.cancel-btn:hover { transform: translateY(-1px); box-shadow: 0 4px 10px rgba(0,0,0,0.12); background: var(--bg-secondary); }

.toast-banner { 
    display: none;
    background: rgba(40, 167, 69, 0.15);
    color: #155724;
    border-left: 4px solid #28a745;
    padding: 8px 10px;
    border-radius: 8px;
    margin-bottom: 10px;
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}
.toast-banner.show { display: block; opacity: 1; transform: translateY(0); }
.toast-banner.error { background: rgba(220,53,69,0.15); color: #721c24; border-left-color: #dc3545; }

#sesi-status, [id^="sesi-status-"] { font-size: 0.9rem; margin: 4px 0; }
#sesi-tersedia, [id^="sesi-tersedia-"] { font-size: 0.9rem; opacity: 0.85; }

/* status boxes styling */
[id^="sesi-status-"] { background: rgba(207,163,48,0.08); border-left: 3px solid var(--primary-gold); padding: 6px 8px; border-radius: 6px; }
[id^="sesi-tersedia-"] { margin-top: 4px; }

body.dark .scheduling-card { background: var(--card-bg-dark); color: var(--text-primary-dark); border: 1px solid var(--border-color-dark); }
body.dark .scheduling-card .form-group { color: var(--text-secondary-dark); }
body.dark .scheduling-card .form-group label { color: var(--text-secondary-dark); }
body.dark .scheduling-card .form-group input,
body.dark .scheduling-card .form-group select { background: var(--bg-primary-dark); color: var(--text-primary-dark); border: 1px solid var(--border-color-dark); }
body.dark .scheduling-card input[readonly] { background: var(--bg-primary-dark); border-style: solid; color: var(--text-secondary-dark); }
body.dark .scheduling-header h3 { color: var(--text-primary-dark); }
body.dark .scheduling-header p { color: var(--text-secondary-dark); }
body.dark .save-btn { background: var(--accent-primary-dark); color: #ffffff; border-color: var(--accent-primary-dark); }
body.dark .save-btn:hover { background: var(--accent-hover-dark); border-color: var(--accent-hover-dark); }
body.dark .cancel-btn { background: transparent; color: #ef4444; border-color: #ef4444; }
body.dark .cancel-btn:hover { background: rgba(239, 68, 68, 0.1); border-color: #dc2626; }

/* --- kontak.html --- */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}
/* Responsive contact grid */
@media (max-width: 640px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

.contact-card {
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.contact-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.contact-avatar {
    width: 60px;
    height: 60px;
    background: var(--primary-gold);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    font-size: 1.5rem;
    font-weight: bold;
    flex-shrink: 0;
}

.contact-info h3 {
    margin: 0 0 4px;
    font-size: 1.3rem;
}

.contact-role {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.8;
    color: var(--text-secondary);
}
body.dark .contact-role {
    color: var(--text-secondary-dark);
}

.contact-details {
    margin-bottom: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.contact-item .icon {
    width: 16px;
    height: 16px;
    color: var(--accent-primary);
    flex-shrink: 0;
}

.contact-item span { word-break: break-word; }

.module-list {
    margin-top: auto;
    background: rgba(48, 173, 207, 0.05);
    padding: 16px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-gold);
}

.module-list-title {
    margin: 0 0 10px;
    font-size: 1rem;
    font-weight: 600;
}

.module-list ul {
    margin: 0;
    padding-left: 20px;
    list-style-type: square;
}

.module-list li {
    margin-bottom: 5px;
    font-size: 0.9rem;
    opacity: 0.9;
}

.module-list li:last-child {
    margin-bottom: 0;
}

.contact-form-section {
    background: var(--text-color);
    color: var(--primary-gold);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.25);
}
/* --- Module viewer specific styles --- */
/* Ensure main content container adapts in dark mode */
#modul-content, .module-viewer-grid, .viewer-col, .content-col {
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
}
body.dark #modul-content, body.dark .module-viewer-grid, body.dark .viewer-col, body.dark .content-col {
    background: var(--card-bg-dark);
    color: var(--text-primary-dark);
}

/* Image layout inside module content */
#modul-content img:first-of-type {
    float: right;
    margin: 0 0 1rem 1rem;
    max-width: 40%;
    height: auto;
    display: inline-block;
}

#modul-content img:not(:first-of-type) {
    display: block;
    margin: 1.5rem auto;
    max-width: 80%;
    height: auto;
}

#modul-content figure, #modul-content figcaption {
    text-align: center;
}

/* Lists inside module content */
#modul-content ul, #modul-content ol {
    padding-left: 2.5rem;
    margin-bottom: 1rem;
}

/* Prevent long text from overflowing the content column */
#modul-content {
    max-width: 100%;
    overflow-wrap: anywhere;
    word-break: break-word;
}
#modul-content p,
#modul-content li,
#modul-content figcaption,
#modul-content td,
#modul-content th,
#modul-content a {
    overflow-wrap: anywhere;
    word-break: break-word;
}
#modul-content p {
    text-align: justify;
    text-justify: inter-word;
    text-indent: 2em;
}
#modul-content li p {
    text-indent: 0;
}
#modul-content a { hyphens: auto; }

/* MathJax (SVG output): keep display equations within viewport */
#modul-content mjx-container[display="true"] {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
}

/* Code blocks should scroll horizontally (not wrap) */
.content-col pre { white-space: pre; }
.content-col code { overflow-wrap: anywhere; word-break: break-word; }
.content-col pre code { overflow-wrap: normal; word-break: normal; }

/* Pandoc/LaTeX blocks (used by public/modul-html/Data.html) */
#modul-content .tcolorbox {
    max-width: 100%;
    min-width: 0;
    margin: 12px 0;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    overflow: hidden;
}
body.dark #modul-content .tcolorbox {
    background: var(--card-bg-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}
#modul-content .tcolorbox .sourceCode {
    max-width: 100%;
    min-width: 0;
    overflow: auto;
}
#modul-content pre.sourceCode {
    max-width: 100%;
    margin: 0;
}

/* Assistant cards (used in viewer right column) */
.assistant-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    border-radius: 10px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    cursor: pointer;
    margin-bottom: 10px;
}
.assistant-photo { width:48px; height:48px; border-radius:50%; object-fit:cover; flex-shrink:0 }
.assistant-name { font-weight:600 }
.assistant-nrp { font-size:0.9rem; opacity:0.8 }

/* Dark mode for assistant cards */
body.dark .assistant-card {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}

/* Specific styling for alat image (second image) */
#modul-alat-img, img.modul-alat {
    display: block;
    margin: 0.5rem auto 1rem auto;
    max-width: 45%;
    height: auto;
}
#modul-alat-img + figcaption, img.modul-alat + figcaption, #modul-alat-img[alt] {
    text-align: center;
}

/* Mobile-friendly module content */
@media (max-width: 640px) {
    #modul-content img:first-of-type {
        float: none;
        display: block;
        max-width: 100%;
        margin: 0 auto 1rem;
    }
    #modul-content img:not(:first-of-type) { max-width: 100%; }
    #modul-alat-img, img.modul-alat { max-width: 92%; }
    #modul-content ul, #modul-content ol { padding-left: 1.5rem; }
}

/* Figures generated from LaTeX: keep readable on small screens */
#modul-content figure[data-latex-placement] { width: min(70%, 720px); margin: 1rem auto; }
@media (max-width: 640px) {
    #modul-content figure[data-latex-placement] { width: 100%; }
}

/* Wrapfigure fragments from converted TeX */
#modul-content .wrapfigure { max-width: 100%; }
#modul-content .wrapfigure img { max-width: 100%; height: auto; display: block; }

/* WhatsApp modal (reuse kontak styles) */
.wa-modal-overlay { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; background: rgba(0,0,0,0.5); z-index: 1200 }
.wa-modal-overlay.is-open { display:flex }
.wa-modal { background: var(--card-bg); color: var(--text-primary); border-radius:12px; padding:16px; width: 360px; max-width: calc(100% - 32px); box-shadow: 0 12px 40px rgba(0,0,0,0.3) }
.wa-modal-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:8px }
.wa-modal-body .form-group { margin-bottom:10px }

body.dark .wa-modal { background: var(--bg-secondary-dark); color: var(--text-primary-dark); }


.form-title {
    margin: 0 0 20px;
    font-size: 1.5rem;
    color: var(--primary-gold);
}

.form-group select {
    cursor: pointer;
}

.submit-btn {
    background-color: var(--primary-gold);
    color: #000000;
    border: none;
    padding: 12px 24px;
    font-family: inherit;
    font-size: 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
}

.submit-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(239, 213, 19, 0.326);
    background-color: var(--primary-gold);
}

/* --- Responsive tweaks --- */
@media (max-width: 768px) {
    .page-title { font-size: 2rem; }
    .page-subtitle { font-size: 1rem; }
    .form-grid { grid-template-columns: 1fr; }
    .schedule-grid, .scheduling-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .page-container { padding: 0 12px; }
    .scheduling-grid { padding: 0 8px; gap: 12px; }
    .scheduling-card { padding: 14px; border-radius: 10px; max-width: 360px; margin-left: auto; margin-right: auto; }
    .scheduling-header h3 { font-size: 1.05rem; }
    .scheduling-header p { font-size: 0.85rem; }
    .scheduling-card .form-group { margin-bottom: 10px; }
    .scheduling-card .form-group label { font-size: 0.95rem; }
    .scheduling-card .form-group input,
    .scheduling-card .form-group select { padding: 8px 10px; font-size: 0.95rem; }
    .scheduling-card .save-btn,
    .scheduling-card .cancel-btn { width: 100%; margin: 6px 0 0; }
    #sesi-status, [id^="sesi-status-"] { font-size: 0.85rem; }
    #sesi-tersedia, [id^="sesi-tersedia-"] { font-size: 0.85rem; }
}

@media (max-width: 360px) {
    .page-container { padding: 0 8px; }
    .scheduling-grid { padding: 0 6px; gap: 10px; }
    .scheduling-card { padding: 12px; max-width: 100%; }
}

@media (min-width: 1400px) {
    .page-container { max-width: 1320px; }
}

.whatsapp-icon {
    width: 20px;
    height: 20px;
}

body.dark .contact-card,
body.dark .contact-form-section {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}

/* --- modul.html --- */
.modul-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.modul-card {
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
}

.modul-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.modul-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.modul-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-gold);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    font-size: 1.2rem;
    font-weight: bold;
}

.modul-title {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
}

.modul-description {
    margin: 0 0 16px;
    font-size: 0.9rem;
    line-height: 1.5;
    opacity: 0.8;
}

.modul-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    opacity: 0.7;
}

.modul-status {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-available {
    background: rgba(76, 175, 80, 0.2);
    color: #4caf50;
}

.status-locked {
    background: rgba(244, 67, 54, 0.2);
    color: #f44336;
}

.status-completed {
    background: rgba(33, 150, 243, 0.2);
    color: #2196f3;
}

/* Unavailable status (e.g., "Belum Tersedia"): show as a solid red box */
.status-unavailable {
    background-color: #dc3545;
    color: #ffffff;
    border: 1px solid #dc3545;
}

.back-btn {
    background-color: transparent;
    color: var(--primary-gold);
    border: 1px solid var(--primary-gold);
    padding: 8px 16px;
    font-family: 'Times New Roman', serif;
    font-size: 0.9rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 20px;
}

.back-btn:hover {
    background-color: var(--primary-gold);
    color: var(--text-color);
}

body.dark .modul-card {
    background: var(--bg-secondary-dark);
    color: var(--text-secondary-dark);
    border-color: var(--border-color-dark);
}

body.dark .back-btn {
    color: var(--primary-gold);
    border-color: var(--primary-gold);
}

body.dark .back-btn:hover {
    background-color: var(--primary-gold);
    color: #1a1a1a;
}

/* --- nilai.html --- */
.nilai-table-container {
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    overflow-x: auto;
}

.nilai-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 16px;
}

.nilai-table th,
.nilai-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid rgba(207, 163, 48, 0.2);
}

.nilai-table th {
    background-color: rgba(207, 163, 48, 0.1);
    font-weight: 600;
    font-size: 0.95rem;
}

.nilai-table tr:hover {
    background-color: rgba(207, 163, 48, 0.05);
}

.nilai-score {
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 4px;
    text-align: center;
    min-width: 40px;
    display: inline-block;
}

.score-a {
    background-color: rgba(76, 175, 80, 0.2);
    color: #4caf50;
}

.score-b {
    background-color: rgba(33, 150, 243, 0.2);
    color: #2196f3;
}

.score-c {
    background-color: rgba(255, 193, 7, 0.2);
    color: #ffc107;
}

.score-d {
    background-color: rgba(244, 67, 54, 0.2);
    color: #f44336;
}

.status-completed {
    color: #4caf50;
    font-weight: 500;
}

.status-pending {
    color: #ff9800;
    font-weight: 500;
}

.status-not-started {
    color: #9e9e9e;
    font-weight: 500;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal-dialog {
    background: var(--text-color);
    color: var(--primary-gold);
    border-radius: 10px;
    padding: 20px;
    max-width: 420px;
    width: 90%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.modal-header {
    font-weight: 700;
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.modal-body {
    font-size: 1rem;
}

.modal-close {
    margin-top: 16px;
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 8px;
    background: var(--primary-gold);
    color: var(--text-color);
    font-weight: 700;
    cursor: pointer;
}

body.dark .nilai-table-container {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}

body.dark .nilai-table th {
    background-color: rgba(207, 163, 48, 0.15);
}

body.dark .nilai-table tr:hover {
    background-color: rgba(207, 163, 48, 0.1);
}

body.dark .modal-dialog {
    background: #2a2a2a;
    color: #ffffff;
}

/* --- penilaian.html --- */
.main-content {
    margin-left: 0;
    margin-top: 100px;
    padding: 30px;
    min-height: calc(100vh - 100px);
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
}

.assessment-form {
    background-color: var(--bg-secondary);
    border: 2px solid var(--accent-primary);
    border-radius: var(--radius-lg);
    padding: 30px;
    margin-bottom: 30px;
    margin-top: -50px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Form Penilaian: Identity section (avatar + kelompok/praktikan) */
.assessment-identity {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}
.assessment-avatar-wrap {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.assessment-avatar {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    border: 2px solid var(--accent-primary);
    background: var(--bg-secondary);
}
.assessment-identity-fields {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.assessment-identity-fields .form-group {
    margin-bottom: 0;
}

/* Form Penilaian: Scoring section — grid 2 kolom */
.assessment-scoring-section {
    margin-top: 0;
}
.scoring-section-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}
.assessment-scoring-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.assessment-scoring-grid .form-group.full-width {
    grid-column: 1 / -1;
}
.assessment-scoring-grid .form-group {
    margin-bottom: 0;
}
#helper-text {
  color: var(--text-secondary);          /* softer gray */
  font-size: 0.875rem;  /* slightly smaller than normal text */
  opacity: 1;           /* make it fully visible */
  margin-top: 4px;      /* spacing from input above */
}

body.dark #helper-text {
    color: var(--text-secondary-dark);
}
body.dark .assessment-avatar {
    border-color: var(--accent-primary-dark);
    background: var(--bg-secondary-dark);
}
body.dark .assessment-identity {
    border-bottom-color: var(--border-color-dark);
}
body.dark .scoring-section-title {
    color: var(--text-primary-dark);
}

.assessment-history {
    background-color: var(--card-bg);
    border: 2px solid var(--accent-primary);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.history-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--primary-gold);
}

.history-table-wrapper {
     /* Definisi kedua (awal file sudah mengatur max-height & overflow). 
         Kita tegaskan kembali properti vertikal agar tidak tergantung pada urutan cascade di beberapa browser. */
     overflow-x: auto;
     overflow-y: auto; /* pastikan bisa scroll ke bawah */
     max-height: 60vh; /* batasi tinggi supaya header tetap terlihat & konten bisa di-scroll */
     overscroll-behavior: contain;
    /* Sebelumnya pan-y mengunci gestur horizontal di perangkat sentuh. Ganti ke auto agar bisa geser kanan-kiri. */
    touch-action: auto;
}

.history-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    min-width: 720px;
}

.history-table th,
.history-table td {
    padding: 12px;
    text-align: left;
    color: var(--primary-gold);
    border-bottom: 1px solid var(--primary-gold);
}

.history-table th {
    background-color: var(--primary-gold);
    color: var(--dark-bg);
    font-weight: 600;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
    display: inline-block;
}

.status-approved {
    background-color: #28a745;
    color: white;
}

.status-rejected {
    background-color: #dc3545;
    color: white;
}

body.dark .assessment-form,
body.dark .assessment-history {
    background-color: var(--bg-secondary-dark);
    border-color: var(--accent-primary-dark);
}

body.dark .history-table th,
body.dark .history-table td {
    border-bottom-color: var(--primary-gold);
}
.cancel-grade {
    background-color: var(--primary-gold);
    color: var(--text-color);
    border: 2px solid var(--primary-gold);
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease;
        font-family: 'Times New Roman', serif;
}

.cancel-grade:hover {
    transform: scale(1.05);
}

/* Export buttons styling (penilaian.html) */
.history-actions { display:flex; gap:12px; flex-wrap:wrap; margin-bottom:12px; }
.export-btn {
    background: var(--text-primary-dark);
    color: var(--primary-gold);
    border: 2px solid var(--primary-gold);
    padding: 10px 18px;
    border-radius: 8px;
    font-family: 'Times New Roman', serif;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.export-btn:hover:not(:disabled) { background: var(--primary-gold); color: var(--text-color); transform: translateY(-2px); }
.export-btn:active:not(:disabled) { transform: translateY(0); }
.export-btn:disabled { opacity: 0.55; cursor: not-allowed; }
body.dark .export-btn { background: var(--primary-gold); color: #1a1a1a; border-color: var(--primary-gold); }
body.dark .export-btn:hover:not(:disabled) { background: #1a1a1a; color: var(--primary-gold); }

/* --- penjadwal.html --- */
.scheduling-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
}

.scheduling-card {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.scheduling-header {
    border-bottom: 1px solid rgba(207, 163, 48, 0.2);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.scheduling-header h3 {
    font-size: 1.3rem;
    margin: 0 0 5px;
}

.scheduling-header p {
    margin: 0;
    opacity: 0.8;
}

.save-btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background-color: var(--primary-gold);
    color: var(--text-color);
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.2s ease;
    font-family: 'Times New Roman', serif;
}

.save-btn:hover {
    transform: scale(1.02);
}

.save-btn.saved {
    background-color: #28a745;
    color: white;
}

.cancel-btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background-color: #dc3545;
    color: #ffffff;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.2s ease;
    margin-top: 8px;
    font-family: 'Times New Roman', serif;
}

.cancel-btn:hover {
    transform: scale(1.02);
}

.toast-banner {
    margin-bottom: 10px;
    background-color: #28a745;
    color: #ffffff;
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 0.9rem;
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.toast-banner.error {
    background-color: #dc3545;
}

.toast-banner.show {
    opacity: 1;
    transform: translateY(0);
}

body.dark .scheduling-card {
    background-color: var(--bg-secondary-dark);
}

body.dark .save-btn {
    background-color: var(--primary-gold);
    color: #1a1a1a;
}

body.dark .save-btn.saved {
    background-color: #28a745;
    color: white;
}

/* --- profile.html --- */
.profile-header {
    background: var(--card-bg);
    color: var(--text-color);
    border-radius: 12px;
    padding: 32px;
    margin-bottom: 24px;
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.25);
    text-align: center;
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--bg-secondary);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    font-weight: 700;
    margin: 0 auto 20px;
    border: 4px solid var(--primary-gold);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.profile-name {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 8px;
}

.profile-nrp {
    font-size: 1.1rem;
    opacity: 0.8;
    margin: 0 0 16px;
}

.profile-role {
    display: inline-block;
    background: var(--primary-gold);
    color: var(--text-color);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.profile-details {
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.25);
}

.details-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-gold);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid rgba(24, 1, 129, 0.568);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-weight: 600;
    font-size: 1rem;
}

.detail-value {
    font-size: 1rem;
    opacity: 0.9;
}

.edit-profile-form {
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.25);
    display: none;
}

.edit-profile-form.active {
    display: block;
}

body.dark .profile-header,
body.dark .profile-details,
body.dark .edit-profile-form {
    background: #2a2a2a;
    color: #ffffff;
}

/* Responsive */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    .assessment-scoring-grid {
        grid-template-columns: 1fr;
    }
    .assessment-identity {
        flex-direction: column;
        align-items: flex-start;
    }
    .assessment-avatar {
        width: 100px;
        height: 100px;
    }
    .page-container {
        margin: 80px auto 24px;
        padding: 0 12px;
    }
    .profile-header {
        padding: 20px;
    }
    .profile-avatar {
        width: 100px;
        height: 100px;
        font-size: 2.5rem;
    }
    .profile-name {
        font-size: 1.5rem;
    }
    .button-group {
        flex-direction: column;
    }
    .btn {
        width: 100%;
        margin-right: 0;
    }
}

/* === Kontak: Toolbar Pencarian & Modal WhatsApp === */
.contact-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: center;
    margin: -8px 0 28px;
}
.search-group {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
}
#assistant-search {
    padding: 10px 42px 10px 16px;
    border: 2px solid rgba(59, 130, 246, 0.4);
    border-radius: 30px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
    transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease;
}
#assistant-search:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}
body.dark #assistant-search {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: rgba(59, 130, 246, 0.5);
}
body.dark #assistant-search:focus { 
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
    border-color: var(--accent-primary-dark);
}

#clear-search {
    position: absolute;
    right: 6px;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 2px solid transparent;
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    padding: 0;
    color: var(--accent-primary);
    transition: background-color .18s ease, border-color .18s ease, transform .18s ease, color .18s ease;
}
#clear-search:hover { 
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-hover);
}
body.dark #clear-search { 
    color: var(--accent-primary-dark);
}
body.dark #clear-search:hover { 
    background: rgba(59, 130, 246, 0.2);
    color: var(--accent-hover-dark);
}

.search-info { font-size: 0.8rem; opacity: 0.8; }

/* Improve contact card for overlay action */
.contact-card { position: relative; cursor: pointer; overflow: hidden; }
.contact-card-overlay-action {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.65) 100%);
    color: #fff;
    text-align: center;
    padding: 10px 12px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    transform: translateY(100%);
    transition: transform .35s ease;
    pointer-events: none;
}
.contact-card:hover .contact-card-overlay-action,
.contact-card:focus .contact-card-overlay-action,
.contact-card:focus-within .contact-card-overlay-action { transform: translateY(0); }

/* WhatsApp Modal */
.wa-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s ease, visibility .25s ease;
    padding: 22px;
}
.wa-modal-overlay.active { opacity: 1; visibility: visible; }

.wa-modal {
    background: var(--text-color);
    color: var(--primary-gold);
    width: 100%;
    max-width: 440px;
    border-radius: 18px;
    padding: 22px 24px 28px;
    box-shadow: 0 16px 42px -6px rgba(0,0,0,0.45), 0 0 0 1px rgba(0,0,0,0.05);
    transform: translateY(18px) scale(.96);
    opacity: 0;
    transition: transform .4s cubic-bezier(.22,.79,.32,1), opacity .28s ease;
    position: relative;
}
.wa-modal-overlay.active .wa-modal { transform: translateY(0) scale(1); opacity: 1; }
body.dark .wa-modal { background: #2a2a2a; color: #ffffff; box-shadow: 0 18px 50px -8px rgba(0,0,0,0.65), 0 0 0 1px rgba(255,255,255,0.06); }

.wa-modal-header { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin: 0 0 14px; }
.wa-modal-header h3 { margin: 0; font-size: 1.15rem; letter-spacing: .5px; }

#wa-modal-close {
    background: transparent;
    border: 2px solid transparent;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    color: currentColor;
    transition: background-color .2s ease, transform .2s ease, border-color .25s ease;
}
#wa-modal-close:hover { background: rgba(207,163,48,0.18); transform: rotate(12deg); }
body.dark #wa-modal-close:hover { background: rgba(255,255,255,0.15); }

/* WhatsApp Modal Assistant Info */
.wa-assistant-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: rgba(207,163,48,0.08);
    border-radius: 12px;
    margin-bottom: 20px;
    text-align: center;
}
body.dark .wa-assistant-info { background: rgba(255,255,255,0.08); }

.wa-assistant-avatar {
    width: 78px;
    height: 78px;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: #e2e8f0;
    color: #0f172a;
    flex-shrink: 0;
}
body.dark .wa-assistant-avatar { background: #3a3a3a; color: #ffffff; }

.wa-assistant-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 12px;
}

.wa-assistant-avatar .avatar-initials {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 22px;
}

.wa-assistant-avatar.has-photo .avatar-initials { display: none; }
.wa-assistant-avatar:not(.has-photo) img { display: none; }

.wa-assistant-details {
    flex: 1;
    min-width: 0;
}

.wa-assistant-label {
    display: block;
    font-size: 0.8rem;
    color: var(--primary-gold);
    margin-bottom: 4px;
    font-weight: 500;
    opacity: 0.85;
}
body.dark .wa-assistant-label { color: rgba(255,255,255,0.7); }

.wa-assistant-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: currentColor;
    overflow: hidden;
    text-overflow: ellipsis;
}

.wa-personal-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
body.dark .wa-personal-card { background: rgba(255,255,255,0.03); border-color: rgba(255,255,255,0.06); }

.wa-personal-title {
    font-weight: 600;
    letter-spacing: .2px;
    color: var(--primary-gold);
    font-size: 0.95rem;
}
body.dark .wa-personal-title { color: rgba(255,255,255,0.82); }

.wa-personal-list { display: grid; gap: 8px; }
.wa-personal-row { display: flex; justify-content: space-between; gap: 10px; font-size: 0.92rem; }
.wa-personal-key { color: rgba(0,0,0,0.65); font-weight: 500; }
body.dark .wa-personal-key { color: rgba(255,255,255,0.7); }
.wa-personal-value { color: currentColor; font-weight: 600; text-align: right; word-break: break-word; }

.wa-modal-layout { display: flex; flex-direction: column; gap: 16px; }
.wa-modal-col { width: 100%; }
.wa-modal-right form { height: 100%; display: flex; flex-direction: column; }
.wa-modal-right .wa-actions { margin-top: auto; }

/* Desktop/PC: avatar di kiri, konten landscape */
@media (min-width: 640px) {
    .wa-assistant-info {
        flex-direction: row;
        align-items: center;
        text-align: left;
    }
    .wa-assistant-avatar {
        width: 88px;
        height: 88px;
    }
    .wa-assistant-avatar .avatar-initials { font-size: 24px; }
}

@media (min-width: 900px) {
    .wa-modal { max-width: 920px; padding: 26px 30px 32px; }
    .wa-modal-layout { flex-direction: row; align-items: flex-start; gap: 20px; }
    .wa-modal-left { max-width: 360px; }
    .wa-modal-right { flex: 1; }
}

.wa-modal-body .form-group { margin-bottom: 16px; }
.wa-modal-body textarea { min-height: 120px; resize: vertical; }
.wa-actions { margin-top: 10px; }

.wa-send-btn {
    background: var(--primary-gold);
    border: 2px solid var(--primary-gold);
    color: var(--text-color);
    font-weight: 600;
    letter-spacing: .3px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.wa-send-btn:hover { filter: brightness(1.06); transform: translateY(-1px); }
body.dark .wa-send-btn { background: var(--primary-gold); color: var(--text-color); }

/* Focus styling inside modal */
.wa-modal :is(input, textarea) { outline: none; }
.wa-modal :is(input, textarea):focus { 
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2); 
    border-color: var(--accent-primary);
}
body.dark .wa-modal :is(input, textarea):focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
    border-color: var(--accent-primary-dark);
}

@media (max-width: 560px) {
    .wa-modal { padding: 20px 18px 26px; border-radius: 16px; }
    .contact-toolbar { flex-direction: column; align-items: stretch; gap: 10px; }
    .search-group { width: 100%; }
    #assistant-search { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
    .wa-modal, .wa-modal-overlay { transition: none !important; }
}

body.dark .contact-card-overlay-action { background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.85) 100%); }


/* === Admin Dashboard (admin.html) === */
.view-toggle {
    position: fixed;
    top: 12px;
    right: 64px;
    height: 40px;
    padding: 0 14px;
    border-radius: 999px;
    border: 2px solid var(--border-color);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.4px;
    cursor: pointer;
    z-index: 1200;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.12);
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.view-toggle:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.18);
}
body.dark .view-toggle {
    background-color: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}

.admin-page-container {
    max-width: 1200px;
}

.admin-summary-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin: 4px 0 20px;
}
.admin-summary-card {
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    padding: 14px 16px;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}
body.dark .admin-summary-card {
    background: var(--card-bg-dark);
    border-color: rgba(148, 163, 184, 0.3);
}
.admin-summary-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    opacity: 0.7;
    margin-bottom: 6px;
}
.admin-summary-value {
    font-size: 1.4rem;
    font-weight: 700;
}

/* Admin toolbar: search fills remaining space */
.admin-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}
.admin-toolbar-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
}
.admin-search-group {
    flex: 1;
    min-width: 200px;
    position: relative;
    display: flex;
    align-items: center;
}
.admin-search-group .admin-search-input {
    width: 100%;
    padding: 9px 36px 9px 14px;
    border-radius: 999px;
    border: 2px solid rgba(59, 130, 246, 0.4);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease;
}
body.dark .admin-search-group .admin-search-input {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: rgba(59, 130, 246, 0.5);
}
.admin-search-group .admin-search-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}
.admin-search-group #praktikan-search-clear {
    position: absolute;
    right: 6px;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    padding: 0;
    color: var(--accent-primary);
}
body.dark .admin-search-group #praktikan-search-clear { color: var(--text-primary-dark); }

.admin-toolbar .admin-search-select,
.admin-toolbar select#praktikan-search-field {
    padding: 9px 12px;
    border-radius: 999px;
    border: 2px solid rgba(59, 130, 246, 0.4);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    min-width: 140px;
    transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease;
}
body.dark .admin-toolbar .admin-search-select,
body.dark .admin-toolbar select#praktikan-search-field {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: rgba(59, 130, 246, 0.5);
}
.admin-toolbar .admin-search-select:focus,
.admin-toolbar select#praktikan-search-field:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* Table toolbar & mode toggle */
.table-toolbar {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    align-items: center;
}
.admin-mode-toggle-btn {
    padding: 8px 16px;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background .2s, border-color .2s, color .2s;
}
.admin-mode-toggle-btn:hover {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
}
body.dark .admin-mode-toggle-btn {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}
body.dark .admin-mode-toggle-btn:hover {
    background: var(--accent-primary-dark);
    color: var(--bg-primary-dark);
    border-color: var(--accent-primary-dark);
}
.admin-download-excel-btn {
    padding: 8px 16px;
    background-color: var(--primary-gold, #3b82f6);
    color: #fff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.admin-download-icon {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

/* Status colors (readable in light & dark) */
.status-belum {
    color: var(--status-belum, #b91c1c) !important;
}
body.dark .status-belum {
    color: var(--status-belum-dark, #f87171) !important;
}
.status-proses {
    color: var(--status-proses, #b45309) !important;
}
body.dark .status-proses {
    color: var(--status-proses-dark, #fbbf24) !important;
}
.status-selesai {
    color: var(--status-selesai, #15803d) !important;
}
body.dark .status-selesai {
    color: var(--status-selesai-dark, #4ade80) !important;
}
.status-tidak-diampu {
    color: var(--text-secondary) !important;
    opacity: 0.85;
}
body.dark .status-tidak-diampu {
    color: var(--text-secondary-dark) !important;
}

/* Assistant table: horizontal scroll */
.admin-asisten-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.admin-asisten-table {
    min-width: 900px;
}
.admin-status-cell {
    cursor: pointer;
    white-space: nowrap;
    font-weight: 500;
}
.admin-status-cell:hover {
    text-decoration: underline;
}
.admin-asisten-name-btn {
    background: none;
    border: none;
    padding: 0;
    font: inherit;
    color: var(--accent-primary);
    cursor: pointer;
    text-decoration: underline;
}
.admin-asisten-name-btn:hover {
    color: var(--accent-hover);
}
body.dark .admin-asisten-name-btn { color: var(--accent-primary-dark); }
body.dark .admin-asisten-name-btn:hover { color: var(--accent-hover-dark); }

/* Progress modal */
.admin-deadline-info {
    margin: 0 0 12px;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    font-size: 0.9rem;
}
body.dark .admin-deadline-info { background: var(--bg-secondary-dark); }
.admin-progress-list-wrapper h3 { margin: 0 0 8px; font-size: 1rem; }
.admin-progress-list {
    list-style: none;
    margin: 0;
    padding: 0;
}
.admin-progress-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}
body.dark .admin-progress-item { border-bottom-color: var(--border-color-dark); }
.admin-progress-name { font-weight: 500; }
.admin-progress-value { opacity: 0.9; }

/* Asisten modal: photo + reminder */
.admin-asisten-foto-container { text-align: center; margin-bottom: 16px; }
.admin-asisten-foto-wrapper {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--primary-gold, #3b82f6);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.admin-asisten-foto-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.admin-asisten-foto-wrapper #asisten-foto-initial {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 48px;
    font-weight: bold;
}
.admin-reminder-section label {
    display: block;
    margin: 6px 0 4px;
    font-weight: 600;
    font-size: 0.9rem;
}
.admin-reminder-form select,
.admin-reminder-form textarea {
    width: 100%;
    padding: 8px 12px;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: inherit;
    margin-bottom: 8px;
}
body.dark .admin-reminder-form select,
body.dark .admin-reminder-form textarea {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-color-dark);
}
.admin-reminder-deadline {
    padding: 8px 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: 8px;
    font-size: 0.9rem;
}
body.dark .admin-reminder-deadline { background: var(--bg-secondary-dark); }
.admin-reminder-wa-btn {
    margin-top: 8px;
    padding: 10px 18px;
    background: #25d366;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: filter .2s;
}
.admin-reminder-wa-btn:hover { filter: brightness(1.08); }

.admin-praktikan-card .contact-item span:first-child {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.7;
}
.admin-praktikan-card .contact-item span:last-child {
    font-weight: 600;
}

.admin-modal-dialog {
    max-width: 960px;
}
.admin-modal-body {
    display: grid;
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
    gap: 18px;
    align-items: stretch;
}
.admin-modal-section h3 {
    margin: 0 0 10px;
    font-size: 1rem;
}
.admin-detail-list {
    margin: 0;
}
.admin-detail-list > div {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 6px 0;
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
    font-size: 0.9rem;
}
.admin-detail-list > div:last-child {
    border-bottom: none;
}
.admin-detail-list dt {
    font-weight: 600;
}
.admin-detail-list dd {
    margin: 0;
    text-align: right;
    opacity: 0.9;
}

.admin-chart-wrapper {
    position: relative;
    width: 100%;
    min-height: 220px;
    max-height: 320px;
}
.admin-chart-subtitle {
    font-size: 0.8rem;
    opacity: 0.8;
    margin: 0 0 8px;
}

@media (max-width: 900px) {
    .admin-summary-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}
@media (max-width: 640px) {
    .admin-summary-grid {
        grid-template-columns: minmax(0, 1fr);
    }
    .view-toggle {
        right: 56px;
        padding-inline: 10px;
        font-size: 0.75rem;
    }
    .admin-modal-body {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* Module viewer 3-column layout */
.module-viewer-grid {
    display: grid;
    grid-template-columns: minmax(220px, 280px) minmax(0, 1fr) minmax(220px, 280px);
    gap: 20px;
    align-items: start;
    box-shadow: 0 6px 18px rgba(0,0,0,0.06);
    min-width: 0;
}
.viewer-col { background: var(--card-bg); padding: 16px; border-radius: 12px; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(226, 232, 240, 0.8); /* Warna border abu-abu sangat muda */
    border-radius: 12px;
    min-width: 0;
}
.toc-col, .assistants-col {
    position: sticky;
    top: 90px;
    max-height: calc(100vh - 120px);
    overflow: auto;
}
.content-col { min-height: 90vh; min-width: 0; }
#modul-content { min-width: 0; }

/* TOC styles */
#toc-list ul { list-style: none; padding-left: 0; }
#toc-list li.h2 { font-weight:700; margin:8px 0; }
#toc-list li.h3 { margin-left:12px; font-weight:200; }
#toc-list a { text-decoration:none; color:inherit; display:block; padding: 6px 8px; border-radius: 10px; }
#toc-list a:hover { background: rgba(59,130,246,0.08); }
body.dark #toc-list a:hover { background: rgba(59,130,246,0.16); }

/* LaTeX content tweaks */
.content-col table {
        width: 100%;
    max-width: 100%;
        border-collapse: collapse;
        margin: 12px 0;
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    table-layout: fixed;
}
.content-col table th, .content-col table td { border:1px solid var(--border-color); padding:8px; }
.content-col table th, .content-col table td { white-space: normal; overflow-wrap: anywhere; word-break: break-word; }
.content-col blockquote { border-left:3px solid var(--accent-primary); padding:8px 12px; background: rgba(59,130,246,0.04); }
.content-col pre, .content-col code { background: rgba(0,0,0,0.04); padding:8px; border-radius:6px; overflow:auto; }

/* Responsive adjustments */
@media (max-width: 900px) {
  .module-viewer-grid { grid-template-columns: 1fr; }
  .toc-col, .assistants-col { position: static; height: auto; }
        .toc-col, .assistants-col { display: block; max-height: 44vh; overflow: auto; }
}

@media (max-width: 640px) {
        .module-viewer-grid { gap: 12px; }
        .viewer-col { padding: 12px; }
        .module-footer { flex-wrap: wrap; }
        .module-footer .btn, .module-footer .back-btn { flex: 1 1 220px; }
        .module-footer .back-btn { margin-bottom: 0; }

    /* tighter tables on small screens */
    .content-col table { font-size: 0.92rem; }
    .content-col table th, .content-col table td { padding: 6px; }
}

@media (max-width: 420px) {
    .page-container { padding: 0 10px; }
    .viewer-col { padding: 10px; }
    #modul-content ul, #modul-content ol { padding-left: 1.25rem; }

    /* If inline math is wider than the screen, allow scroll instead of overflow */
    #modul-content mjx-container { max-width: 100%; overflow-x: auto; }
}