/* ==========================================
   Sketchic Design System & CSS - Light Premium
   ========================================== */

:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --color-accent: #6366f1; /* Indigo */
    --color-accent-light: #e0e7ff;
    --color-cyan: #06b6d4; /* Cyan */
    --color-cyan-light: #ecfeff;
    --color-green: #10b981;
    --color-green-light: #d1fae5;
    --color-orange: #f59e0b;
    --color-orange-light: #fef3c7;
    --color-danger: #ef4444;
    --color-danger-light: #fee2e2;
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-premium: 0 20px 25px -5px rgba(99, 102, 241, 0.05), 0 10px 10px -5px rgba(99, 102, 241, 0.03);
    --font-ar: 'Cairo', system-ui, -apple-system, sans-serif;
    --font-en: 'Outfit', 'Segoe UI', sans-serif;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global resets & scrollbars */
html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100vh;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-ar);
    font-size: 15px;
    scroll-behavior: smooth;
    /* Sketchpad Grid Background Effect */
    background-image: 
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 30px 30px;
    background-position: center top;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--text-tertiary);
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
    margin: 0;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

/* App Header & Navigation */
.app-header {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.8rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.app-logo {
    display: flex;
    align-items: center;
}

.logo-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--color-accent), var(--color-cyan));
    margin-left: 12px;
    position: relative;
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.2);
}

.logo-icon::after {
    content: 'S';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-en);
    font-weight: 800;
    color: #ffffff;
    font-size: 18px;
}

.logo-text h1 {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: var(--text-primary);
}

.logo-text .sub-text {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    display: block;
    margin-top: -2px;
}

.app-nav {
    display: flex;
    gap: 0.5rem;
}

.nav-btn {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    padding: 0.6rem 1rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-ar);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-smooth);
}

.nav-btn svg {
    transition: var(--transition-smooth);
}

.nav-btn:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.nav-btn.active {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    border-color: rgba(99, 102, 241, 0.15);
}

.user-badge {
    display: flex;
    align-items: center;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-md);
    gap: 10px;
}

.badge-icon {
    font-size: 1.4rem;
}

.badge-text {
    display: flex;
    flex-direction: column;
}

.user-tier {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--color-accent);
}

.storage-info {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* Main Content Wrapper */
.main-content {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab-pane.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Buttons */
.btn {
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-ar);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--color-accent);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}

.btn-primary:hover {
    background-color: #4f46e5;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.25);
}

.btn-secondary {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.btn-danger {
    background-color: var(--color-danger-light);
    color: var(--color-danger);
    border-color: rgba(239, 68, 68, 0.15);
}

.btn-danger:hover {
    background-color: var(--color-danger);
    color: #ffffff;
}

/* Welcome Banner */
.welcome-banner {
    background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-cyan-light) 100%);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-lg);
    padding: 1.8rem 2.2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-premium);
}

.banner-content h2 {
    font-size: 1.6rem;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

.banner-content p {
    margin: 0;
    color: var(--text-secondary);
    max-width: 800px;
    font-size: 1rem;
}

/* Cards & Layout Box */
.card-box {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.card-title {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.card-subtitle {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    margin: 0 0 1.5rem 0;
}

/* Pipeline UI */
.pipeline-section {
    margin-bottom: 2rem;
}

.visual-pipeline {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
    position: relative;
    padding: 1rem 0;
}

.pipeline-node {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.2rem 1rem;
    text-align: center;
    position: relative;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.pipeline-node:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.pipeline-node.active-stage {
    border-color: var(--color-accent);
    background-color: var(--color-accent-light);
}

.node-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.pipeline-node h4 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.node-count {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 700;
}

.node-connector {
    position: absolute;
    top: 35%;
    left: -18px;
    width: 20px;
    height: 2px;
    border-top: 2px dashed var(--border-color);
    z-index: 1;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2rem;
}

.drive-card {
    border-top: 4px solid var(--color-cyan);
}

.drive-card h3 {
    margin: 0;
}

.card-header-icon {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 0.8rem;
}

.icon-big {
    font-size: 2.2rem;
}

.drive-folder-structure {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1rem;
    margin-top: 1rem;
}

.drive-folder-structure h4 {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.drive-folder-structure pre {
    margin: 0;
    font-family: var(--font-en);
    font-size: 0.85rem;
    color: var(--text-primary);
    white-space: pre-wrap;
    direction: ltr;
    text-align: left;
}

.summary-card {
    border-top: 4px solid var(--color-accent);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: 1.5rem 0;
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    padding: 0.6rem;
    border-radius: var(--radius-sm);
    background-color: var(--bg-tertiary);
}

.stat-num {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-en);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.text-orange { color: var(--color-orange); }
.text-green { color: var(--color-green); }

.quick-recommendations h4 {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.recommendation-box {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    border: 1px solid rgba(99, 102, 241, 0.1);
    padding: 0.8rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.5;
}

/* Filter Tab controls */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-size: 1.6rem;
    margin-bottom: 0.3rem;
}

.section-header p {
    margin: 0;
    color: var(--text-secondary);
}

.filter-tabs-container {
    overflow-x: auto;
    margin-bottom: 1.5rem;
}

.filter-tabs {
    display: flex;
    gap: 8px;
    padding-bottom: 4px;
}

.filter-btn {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem 1.2rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-ar);
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition-smooth);
    white-space: nowrap;
}

.filter-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.filter-btn.active {
    background-color: var(--text-primary);
    border-color: var(--text-primary);
    color: #ffffff;
}

/* Assets Grid Container */
.assets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

/* Asset Card Design */
.asset-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.asset-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-hover);
}

.asset-card-type-bar {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 4px;
}

.type-creator { background: linear-gradient(90deg, #f59e0b, #eab308); }
.type-source { background-color: #8b5cf6; }
.type-scenario { background-color: var(--color-accent); }
.type-written { background-color: #a855f7; }
.type-environment { background-color: var(--color-cyan); }
.type-character { background-color: var(--color-cyan); }
.type-voice { background-color: #0d9488; }
.type-music { background-color: #db2777; }
.type-comic { background-color: var(--color-orange); }
.type-video { background-color: var(--color-danger); }
.type-game { background-color: var(--color-green); }
.type-project_summary { background: linear-gradient(90deg, var(--color-cyan), var(--color-accent)); }

.asset-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.8rem;
}

.asset-tag {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 10px;
}

.tag-creator { background-color: #fef3c7; color: #d97706; }
.tag-source { background-color: #f5f3ff; color: #7c3aed; }
.tag-scenario { background-color: var(--color-accent-light); color: var(--color-accent); }
.tag-written { background-color: #faf5ff; color: #9333ea; }
.tag-environment { background-color: var(--color-cyan-light); color: var(--color-cyan); }
.tag-character { background-color: var(--color-cyan-light); color: var(--color-cyan); }
.tag-prop { background-color: #ecfdf5; color: #059669; }
.tag-voice { background-color: #f0fdfa; color: #0d9488; }
.tag-music { background-color: #fdf2f8; color: #db2777; }
.tag-comic { background-color: var(--color-orange-light); color: var(--color-orange); }
.tag-video { background-color: var(--color-danger-light); color: var(--color-danger); }
.tag-game { background-color: var(--color-green-light); color: var(--color-green); }
.tag-project_summary { background-color: var(--bg-tertiary); color: var(--color-cyan); border: 1px solid rgba(6, 182, 212, 0.15); }

.asset-status-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid transparent;
}

.status-draft {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.status-finished {
    background-color: var(--color-green-light);
    color: var(--color-green);
    border-color: rgba(16, 185, 129, 0.15);
}

.reveal-badge {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    margin: 0.55rem 0 0;
    padding: 0.3rem 0.65rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 800;
    line-height: 1.4;
}

.reveal-live {
    color: #166534;
    background: #dcfce7;
    border: 1px solid #86efac;
}

.reveal-teaser {
    color: #6b21a8;
    background: #f3e8ff;
    border: 1px solid #d8b4fe;
}

.asset-card-body h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.asset-card-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0 0 1rem 0;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.asset-relations {
    border-top: 1px solid var(--border-color);
    padding-top: 0.6rem;
    margin-bottom: 1rem;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.relation-tag {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 2px 6px;
    border-radius: 4px;
}

.asset-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 0.8rem;
    margin-top: auto;
}

.drive-link-btn {
    font-family: var(--font-en);
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--color-cyan);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition-smooth);
}

.drive-link-btn:hover {
    color: var(--color-accent);
}

.asset-actions {
    display: flex;
    gap: 4px;
}

.action-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--text-tertiary);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.action-btn:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.action-btn.btn-delete:hover {
    background-color: var(--color-danger-light);
    color: var(--color-danger);
}

.no-assets-state {
    text-align: center;
    padding: 4rem 2rem;
    background-color: var(--bg-secondary);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-lg);
    display: none;
    margin: 2rem 0;
}

.no-assets-icon {
    font-size: 3.5rem;
    display: block;
    margin-bottom: 1rem;
}

.no-assets-state h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.no-assets-state p {
    color: var(--text-tertiary);
    margin: 0 0 1.5rem 0;
}

/* AI Production Guide UI */
.guide-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 2rem;
}

.guide-sidebar {
    padding: 1rem;
}

.guide-sidebar h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.guide-stages-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.guide-stage-btn {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.8rem 1rem;
    cursor: pointer;
    text-align: right;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition-smooth);
    width: 100%;
}

.guide-stage-btn:hover {
    border-color: var(--border-hover);
    background-color: var(--bg-tertiary);
}

.guide-stage-btn.active {
    border-color: var(--color-accent);
    background-color: var(--color-accent-light);
}

.btn-icon {
    font-size: 1.5rem;
}

.btn-info {
    display: flex;
    flex-direction: column;
}

.btn-info strong {
    font-size: 0.95rem;
    color: var(--text-primary);
}

.btn-info span {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.guide-content-body {
    border-top: 4px solid var(--color-accent);
    animation: fadeIn 0.3s ease;
}

.guide-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.guide-header h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
}

.guide-step-box {
    margin-bottom: 1.5rem;
}

.guide-step-box h4 {
    font-size: 1.05rem;
    margin-bottom: 0.6rem;
    color: var(--color-accent);
    display: flex;
    align-items: center;
    gap: 8px;
}

.prompt-copy-box {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1rem;
    position: relative;
    margin-top: 0.5rem;
}

.prompt-text {
    font-family: var(--font-ar);
    font-size: 0.85rem;
    color: var(--text-primary);
    line-height: 1.6;
    display: block;
    margin: 0;
    white-space: pre-wrap;
    text-align: right;
}

.btn-copy-prompt {
    position: absolute;
    top: 10px;
    left: 10px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px 8px;
    cursor: pointer;
    font-family: var(--font-ar);
    font-size: 0.75rem;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.btn-copy-prompt:hover {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 650px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transform: translateY(20px);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.open .modal-card {
    transform: translateY(0);
}

.modal-header {
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.25rem;
}

.close-btn {
    background: transparent;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--text-tertiary);
    transition: var(--transition-smooth);
    line-height: 1;
}

.close-btn:hover {
    color: var(--text-primary);
}

/* Form Styles */
#asset-form {
    padding: 1.5rem;
    max-height: 80vh;
    overflow-y: auto;
}

.form-group {
    margin-bottom: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.form-group input, 
.form-group select, 
.form-group textarea {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.6rem 0.8rem;
    font-family: var(--font-ar);
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition-smooth);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.input-with-hint {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.input-hint {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.checkbox-group-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.8rem;
    max-height: 120px;
    overflow-y: auto;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    cursor: pointer;
}

.checkbox-item input {
    cursor: pointer;
}

/* Prerequisite Warning Box inside Form */
.prereq-guide-box {
    background-color: var(--color-orange-light);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-md);
    padding: 1rem;
    margin-bottom: 1.2rem;
    font-size: 0.85rem;
    color: var(--text-primary);
    line-height: 1.6;
}

.prereq-title {
    font-weight: 700;
    color: var(--color-orange);
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
    font-size: 0.9rem;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    border-top: 1px solid var(--border-color);
    padding-top: 1.2rem;
    margin-top: 1.5rem;
}

/* Alert Boxes globally */
.alert {
    display: flex;
    padding: 0.8rem 1rem;
    border-radius: var(--radius-sm);
    margin: 0.5rem 0;
    gap: 10px;
    align-items: flex-start;
    border: 1px solid transparent;
}
.alert-icon {
    font-size: 1.2rem;
    line-height: 1;
}
.alert-body {
    font-size: 0.85rem;
    line-height: 1.5;
}
.alert-note {
    background-color: var(--color-cyan-light);
    color: #0369a1;
    border-color: rgba(6, 182, 212, 0.15);
}
.alert-important {
    background-color: var(--color-danger-light);
    color: #b91c1c;
    border-color: rgba(239, 68, 68, 0.15);
}

/* ==========================================
   Public Portal / Simulator CSS - LIGHT ART THEME
   ========================================== */
.portal-outer-frame {
    background-color: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-height: 600px;
    overflow: hidden;
    margin-top: 1.5rem;
}

.portal-body {
    background-color: #fafbfc;
    color: #1e293b;
    font-family: var(--font-ar);
    padding: 0;
    margin: 0;
    /* Drawing grid theme for simulator */
    background-image: 
        radial-gradient(#e2e8f0 1.5px, transparent 1.5px);
    background-size: 24px 24px;
}

/* Hero Section of Portal */
.portal-hero {
    background: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
    padding: 5rem 2rem 4rem 2rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.portal-hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-cyan), var(--color-orange), var(--color-danger), var(--color-green));
}

.portal-hero h2 {
    font-size: 2.8rem;
    font-weight: 900;
    color: #0f172a;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.portal-hero p {
    font-size: 1.15rem;
    color: #475569;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Visual Clash Interactive showcase */
.clash-showcase-container {
    max-width: 1200px;
    margin: 3rem auto;
    padding: 0 1.5rem;
}

.clash-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: #0f172a;
}

.clash-split-view {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border: 2px solid #0f172a;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background-color: #ffffff;
}

.clash-panel {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.clash-panel-manga {
    background-color: #ffffff;
    color: #000000;
    border-left: 2px solid #0f172a;
    /* Manga halftone background pattern simulated */
    background-image: radial-gradient(#d1d5db 2px, transparent 2px);
    background-size: 8px 8px;
    font-family: var(--font-ar);
}

.clash-panel-manga h3 {
    font-size: 1.8rem;
    font-family: var(--font-en);
    font-weight: 900;
    text-transform: uppercase;
    color: #000000;
    border-bottom: 4px solid #000000;
    display: inline-block;
    padding-bottom: 5px;
    margin-bottom: 1rem;
}

.clash-panel-oil {
    background: linear-gradient(135deg, #fef8f2 0%, #f7eae1 100%);
    color: #4c1d1d;
    padding-right: 3rem;
}

.clash-panel-oil h3 {
    font-size: 1.6rem;
    font-family: var(--font-ar);
    color: #4a154b;
    border-bottom: 2px solid #4a154b;
    padding-bottom: 5px;
    margin-bottom: 1rem;
}

/* Dynamic Assets Section */
.portal-section {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 1.5rem;
}

.portal-section-header {
    border-bottom: 2px solid #0f172a;
    padding-bottom: 0.5rem;
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.portal-section-header h3 {
    font-size: 1.6rem;
    color: #0f172a;
}

.portal-section-header .section-tag {
    font-size: 0.8rem;
    font-weight: 700;
    background-color: #0f172a;
    color: #ffffff;
    padding: 4px 12px;
    border-radius: 20px;
}

.portal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

/* Portfolio item cards (light & premium) */
.portal-card {
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.portal-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: #cbd5e1;
}

.portal-card-img-placeholder {
    height: 180px;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, #e2e8f0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    position: relative;
    border-bottom: 1px solid #e2e8f0;
}

.portal-card-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.portal-card-body h4 {
    font-size: 1.15rem;
    color: #0f172a;
    margin-bottom: 0.5rem;
}

.portal-card-body p {
    font-size: 0.85rem;
    color: #475569;
    margin: 0 0 1.5rem 0;
    line-height: 1.6;
    flex: 1;
}

.portal-card-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.portal-btn {
    text-decoration: none;
    font-weight: 700;
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

.portal-btn-primary {
    background-color: #0f172a;
    color: #ffffff;
}

.portal-btn-primary:hover {
    background-color: var(--color-accent);
}

.portal-btn-outline {
    border-color: #cbd5e1;
    color: #475569;
}

.portal-btn-outline:hover {
    background-color: #f1f5f9;
    color: #0f172a;
}

.portal-card-meta {
    font-size: 0.75rem;
    color: #64748b;
}

/* Custom layout for characters */
.characters-flex {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.character-profile-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    gap: 1.2rem;
    width: calc(50% - 0.75rem);
    min-width: 280px;
    align-items: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.character-profile-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.character-avatar {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-cyan-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    border: 2px solid #e2e8f0;
    flex-shrink: 0;
}

.character-info {
    display: flex;
    flex-direction: column;
}

.character-info h4 {
    font-size: 1.1rem;
    color: #0f172a;
    margin-bottom: 4px;
}

.character-info p {
    font-size: 0.8rem;
    color: #475569;
    margin: 0;
    line-height: 1.5;
}

/* Empty portfolio warning */
.portal-empty-state {
    text-align: center;
    padding: 5rem 2rem;
    color: #64748b;
}

.portal-empty-state h4 {
    font-size: 1.2rem;
    color: #334155;
    margin-bottom: 0.5rem;
}

/* Responsive tweaks */
@media (max-width: 1000px) {
    .dashboard-grid, .guide-grid {
        grid-template-columns: 1fr;
    }
    .visual-pipeline {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.8rem;
    }
    .node-connector {
        display: none;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }
    .welcome-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .clash-split-view {
        grid-template-columns: 1fr;
    }
    .clash-panel-manga {
        border-left: none;
        border-bottom: 2px solid #0f172a;
    }
    .character-profile-card {
        width: 100%;
    }
}

/* ==========================================
   Google Flow - Scene Builder & Visual Clash Styles
   ========================================== */
.scene-timeline-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}
.scene-timeline-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}
.scene-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 6px;
}
.scene-card-info h5 {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-primary);
}
.scene-card-actions {
    display: flex;
    gap: 6px;
}
.scene-tracks-display {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 100%;
}
.scene-track-row {
    display: flex;
    align-items: center;
    font-size: 0.72rem;
    gap: 12px;
    background-color: var(--bg-primary);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}
.scene-track-label {
    font-weight: 700;
    color: var(--text-tertiary);
    min-width: 80px;
    display: flex;
    align-items: center;
    gap: 4px;
}
.scene-track-value {
    color: var(--text-primary);
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Simulator/Stage CSS */
.clash-stage-outer {
    background: radial-gradient(circle, #f8fafc 60%, #e2e8f0 100%) !important;
    position: relative;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.05);
}
.clash-stage-grid {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
    background-size: 20px 20px;
    pointer-events: none;
}
.clash-characters-stage {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    justify-content: space-around;
    align-items: flex-end;
    padding-bottom: 35px;
    box-sizing: border-box;
}
.clash-sprite {
    width: 110px;
    height: 140px;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    transition: var(--transition-smooth);
}

/* Manga character style */
.clash-sprite-manga {
    border: 3px solid #000;
    background-color: #fff;
    box-shadow: 8px 8px 0px #000;
    animation: mangaMove 1.8s steps(4) infinite;
    border-radius: 4px;
    overflow: hidden;
}
.clash-sprite-manga::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(#000 15%, transparent 16%);
    background-size: 6px 6px;
    opacity: 0.15;
    pointer-events: none;
}
.clash-sprite-manga img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) contrast(150%);
}

/* Oil painting character style */
.clash-sprite-oil {
    border: 6px solid #d4af37; /* Gold Frame */
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    animation: oilMove 4s ease-in-out infinite;
    border-radius: 2px;
    background-color: #451a03;
    overflow: hidden;
}
.clash-sprite-oil img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: sepia(10%) saturate(140%) contrast(110%);
}

/* Graphite Sketch character style */
.clash-sprite-sketch {
    border: 2px dashed #475569;
    box-shadow: none;
    animation: sketchMove 0.8s alternate infinite linear;
    opacity: 0.85;
    background-color: #f1f5f9;
    overflow: hidden;
}
.clash-sprite-sketch img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) opacity(70%);
}

/* Digital Expanse character style */
.clash-sprite-digital {
    border: 3px solid #22d3ee;
    box-shadow: 0 0 10px #22d3ee, 0 0 20px rgba(34, 211, 238, 0.5);
    animation: digitalGlitch 0.6s steps(2) infinite;
    border-radius: 4px;
    background-color: #0c4a6e;
    overflow: hidden;
}
.clash-sprite-digital img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: hue-rotate(180deg) saturate(180%) contrast(120%);
}

@keyframes digitalGlitch {
    0% { transform: translate(0, 0) skew(0deg); filter: hue-rotate(180deg) saturate(180%); }
    50% { transform: translate(-2px, 1px) skew(-2deg); filter: hue-rotate(220deg) saturate(220%) brightness(1.2); }
    100% { transform: translate(2px, -1px) skew(2deg); filter: hue-rotate(180deg) saturate(180%); }
}

@keyframes boundaryPulse {
    0% { box-shadow: 0 0 15px #38bdf8, 0 0 30px #ec4899; opacity: 0.9; }
    50% { box-shadow: 0 0 25px #38bdf8, 0 0 45px #ec4899, 0 0 10px #f59e0b; opacity: 1; }
    100% { box-shadow: 0 0 15px #38bdf8, 0 0 30px #ec4899; opacity: 0.9; }
}


/* Faction Overlays */
.clash-sprite::after {
    content: attr(data-name);
    position: absolute;
    bottom: -30px;
    background-color: #0f172a;
    color: #fff;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 4px;
    white-space: nowrap;
    font-weight: 700;
}

/* Floating speech bubble */
.clash-speech-bubble {
    position: absolute;
    top: -55px;
    background-color: #fff;
    border: 2px solid #000;
    padding: 6px 10px;
    border-radius: 12px;
    font-size: 0.72rem;
    font-weight: 700;
    box-shadow: 4px 4px 0 #000;
    max-width: 110px;
    text-align: center;
    animation: bubbleFloat 2.5s ease-in-out infinite;
    z-index: 10;
    color: #000;
}
.clash-speech-bubble::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 20px;
    border-width: 8px 8px 0;
    border-style: solid;
    border-color: #fff transparent;
    display: block;
    width: 0;
}
.clash-speech-bubble::before {
    content: '';
    position: absolute;
    bottom: -11px;
    left: 19px;
    border-width: 9px 9px 0;
    border-style: solid;
    border-color: #000 transparent;
    display: block;
    width: 0;
    z-index: -1;
}

/* Keyframes */
@keyframes mangaMove {
    0%, 100% { transform: translate(0, 0) scaleX(1); }
    50% { transform: translate(-10px, -5px) scaleX(1); }
}
@keyframes oilMove {
    0%, 100% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-12px) rotate(2deg); }
}
@keyframes sketchMove {
    0% { transform: translate(-1px, -1px) skewX(-1deg); }
    100% { transform: translate(1px, 1px) skewX(1deg); }
}
@keyframes bubbleFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

/* ==========================================
   Cosmic Wizard Stepper Styles
   ========================================== */
.wizard-stepper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1rem;
    overflow-x: auto;
    margin-bottom: 1.5rem;
    gap: 8px;
}

.step-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    cursor: pointer;
    opacity: 0.4;
    transition: var(--transition-smooth);
    min-width: 55px;
    flex: 1;
}

.step-node .node-icon {
    font-size: 1.4rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.step-node .node-label {
    font-size: 0.68rem;
    font-weight: 700;
    margin-top: 4px;
    color: var(--text-secondary);
    white-space: nowrap;
}

/* Node States */
.step-node.active {
    opacity: 1;
}
.step-node.active .node-icon {
    border-color: var(--color-cyan);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.3);
    background: rgba(6, 182, 212, 0.1);
}
.step-node.active .node-label {
    color: var(--color-cyan);
}

.step-node.completed {
    opacity: 0.85;
}
.step-node.completed .node-icon {
    border-color: var(--color-green);
    background: rgba(16, 185, 129, 0.1);
}
.step-node.completed .node-label {
    color: var(--color-green);
}

.step-node.locked {
    opacity: 0.25;
    cursor: not-allowed;
    pointer-events: none;
}

.step-line {
    height: 2px;
    background-color: var(--border-color);
    flex: 2;
    min-width: 15px;
    transition: var(--transition-smooth);
}

.step-line.completed {
    background-color: var(--color-green);
}

@keyframes voiceSpike {
    0% { height: 10px; }
    100% { height: 45px; }
}

@keyframes voiceSpikeSmooth {
    0% { height: 8px; transform: scaleY(1); }
    50% { height: 25px; transform: scaleY(1.3); }
    100% { height: 8px; transform: scaleY(1); }
}



/* Visual Clash Pulse experiment */
.clash-experiment {
    position: relative;
}
.clash-experiment .clash-split-view {
    position: relative;
    transition: box-shadow 0.45s ease, transform 0.45s ease;
}
.clash-world-label {
    width: max-content;
    max-width: 100%;
    margin-bottom: 0.8rem;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.08);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.04em;
}
.clash-boundary {
    position: absolute;
    z-index: 4;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    transform: translateX(-50%);
    background: linear-gradient(180deg, #111827, #f59e0b, #6366f1, #111827);
    box-shadow: 0 0 14px rgba(99, 102, 241, 0.45);
    display: grid;
    place-items: center;
    pointer-events: none;
}
.clash-boundary span {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: #0f172a;
    color: #fff;
    border: 3px solid #fff;
    box-shadow: 0 0 0 2px #0f172a;
}
.clash-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    padding: 1.1rem;
    background: #fff;
    border: 1px solid var(--border-color);
    border-top: 0;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}
.clash-controls p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.86rem;
}
.clash-trigger {
    border: 0;
    border-radius: 999px;
    padding: 0.72rem 1.15rem;
    font-family: var(--font-ar);
    font-weight: 800;
    cursor: pointer;
    color: #fff;
    background: linear-gradient(135deg, #0f172a, #6366f1);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.22);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.clash-trigger:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(99, 102, 241, 0.3);
}
.clash-trigger:focus-visible {
    outline: 3px solid rgba(99, 102, 241, 0.3);
    outline-offset: 3px;
}
.clash-experiment.is-colliding .clash-split-view {
    transform: scale(1.01);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.3), 0 18px 45px rgba(15, 23, 42, 0.2);
}
.clash-experiment.is-colliding .clash-boundary {
    animation: clashPulse 0.7s ease-in-out infinite alternate;
}
.clash-experiment.is-colliding .clash-panel-manga {
    animation: mangaJolt 0.42s steps(2, end) infinite;
}
.clash-experiment.is-colliding .clash-panel-oil {
    animation: oilSurge 2.2s ease-in-out infinite;
}
@keyframes clashPulse {
    from { filter: brightness(1); transform: translateX(-50%) scaleY(0.96); }
    to { filter: brightness(1.7); transform: translateX(-50%) scaleY(1.03); box-shadow: 0 0 32px #f59e0b, 0 0 52px #6366f1; }
}
@keyframes mangaJolt {
    0% { transform: translate(0); }
    50% { transform: translate(-3px, 1px); }
    100% { transform: translate(2px, -1px); }
}
@keyframes oilSurge {
    0%, 100% { filter: saturate(1); }
    50% { filter: saturate(1.45) contrast(1.08); }
}
@media (max-width: 768px) {
    .clash-boundary {
        top: 50%;
        right: 0;
        bottom: auto;
        left: 0;
        width: auto;
        height: 4px;
        transform: translateY(-50%);
    }
    .clash-experiment.is-colliding .clash-boundary {
        animation: clashPulseMobile 0.7s ease-in-out infinite alternate;
    }
}
@keyframes clashPulseMobile {
    from { filter: brightness(1); transform: translateY(-50%) scaleX(0.96); }
    to { filter: brightness(1.7); transform: translateY(-50%) scaleX(1.03); box-shadow: 0 0 32px #f59e0b, 0 0 52px #6366f1; }
}
@media (prefers-reduced-motion: reduce) {
    .clash-experiment *,
    .clash-experiment *::before,
    .clash-experiment *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
    }
}