:root {
    --color-bg: #0a0a0f;
    --color-bg-panel: #111118;
    --color-bg-card: #16161f;
    --color-border: #1e1e2e;
    --color-border-light: #2a2a3e;
    --color-accent: #7c3aed;
    --color-accent-hover: #6d28d9;
    --color-accent-glow: rgba(124, 58, 237, 0.25);
    --color-accent2: #db2777;
    --color-text: #e2e8f0;
    --color-text-muted: #64748b;
    --color-text-dim: #94a3b8;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-mono: #818cf8;
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-glow: 0 0 30px var(--color-accent-glow);
    --shadow-panel: 0 8px 32px rgba(0, 0, 0, 0.6);
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-main);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===================== LAYOUT ===================== */
.ndmatrix-wrap { min-height: 100vh; }

body.modal-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

/* ===================== TOPBAR ===================== */
.ndmatrix-topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: 0 24px;
}
.ndmatrix-topbar-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    gap: 24px;
}
.ndmatrix-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}
.ndmatrix-brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent2));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}
.ndmatrix-brand-text { line-height: 1.2; }
.ndmatrix-brand-name {
    font-size: 14px;
    font-weight: 800;
    color: var(--color-accent);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.ndmatrix-brand-tagline {
    font-size: 9px;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.ndmatrix-nav { display: flex; align-items: center; gap: 4px; }
.ndmatrix-nav a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.ndmatrix-nav a:hover, .ndmatrix-nav a.active {
    color: var(--color-text);
    background: var(--color-border);
}
.ndmatrix-topbar-actions { display: flex; align-items: center; gap: 10px; }
.ndmatrix-search-bar {
    position: relative;
}
.ndmatrix-search-bar input {
    background: var(--color-border);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    padding: 8px 16px 8px 36px;
    color: var(--color-text);
    font-size: 13px;
    font-family: var(--font-main);
    outline: none;
    width: 220px;
    transition: var(--transition);
}
.ndmatrix-search-bar input:focus {
    border-color: var(--color-accent);
    width: 280px;
    background: var(--color-bg-card);
}
.ndmatrix-search-bar input::placeholder { color: var(--color-text-muted); }
.ndmatrix-search-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    font-size: 14px;
    pointer-events: none;
}

/* ===================== AUTH ===================== */
.ndmatrix-auth-group {
    margin-left: 12px;
}
.ndmatrix-btn-login {
    background: var(--color-accent);
    color: #fff;
    border: none;
    border-radius: 100px;
    padding: 8px 18px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}
.ndmatrix-btn-login:hover { background: #6d28d9; transform: translateY(-1px); }

.ndmatrix-user-pill {
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.2);
    padding: 7px 16px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}
.ndmatrix-user-pill:hover { background: rgba(124, 58, 237, 0.15); }

.ndmatrix-user-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border-light);
    border-radius: 12px;
    width: 160px;
    padding: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.6);
    display: none;
    flex-direction: column;
    z-index: 1000;
}
.ndmatrix-user-pill:hover .ndmatrix-user-dropdown { display: flex; }
.ndmatrix-user-dropdown a {
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 12px;
    transition: var(--transition);
}
.ndmatrix-user-dropdown a:hover { background: rgba(255,255,255,0.05); color: #fff; }

/* ===================== HERO ===================== */
.ndmatrix-hero {
    position: relative;
    padding: 80px 24px 60px;
    text-align: center;
    overflow: hidden;
}
.ndmatrix-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 500px;
    background: radial-gradient(ellipse at center, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
    pointer-events: none;
}
.ndmatrix-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--color-accent-glow);
    border: 1px solid rgba(124, 58, 237, 0.3);
    color: var(--color-accent);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
}
.ndmatrix-hero-badge::before { content: '●'; animation: pulse-dot 2s infinite; }
@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}
.ndmatrix-hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 0%, var(--color-mono) 50%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.ndmatrix-auth-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.ndmatrix-badge {
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

.status-pending { background: rgba(245, 158, 11, 0.1); color: #f59e0b; border: 1px solid rgba(245, 158, 11, 0.2); }
.status-completed { background: rgba(16, 185, 129, 0.1); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.2); }
.status-cancelled { background: rgba(239, 68, 68, 0.1); color: #ef4444; border: 1px solid rgba(239, 68, 68, 0.2); }

/* Pricing Grid */
.ndmatrix-pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin: 40px 0;
}
.ndmatrix-price-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
}
.ndmatrix-price-card:hover { border-color: var(--color-accent); transform: translateY(-5px); }
.ndmatrix-price-card.popular { border-color: var(--color-accent); box-shadow: 0 0 30px var(--color-accent-glow); position: relative; }
.ndmatrix-price-card.popular::after {
    content: '🔥 PHỔ BIẾN';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: #fff;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 10px;
    font-weight: 800;
}
.ndmatrix-hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}
.ndmatrix-hero-stat { text-align: center; }
.ndmatrix-hero-stat-num {
    font-size: 28px;
    font-weight: 900;
    color: var(--color-accent);
    display: block;
    line-height: 1;
}
.ndmatrix-hero-stat-label {
    font-size: 11px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 4px;
}

/* ===================== CATEGORY TABS ===================== */
.ndmatrix-tabs-section {
    padding: 0 24px 40px;
}
.ndmatrix-tabs-inner { max-width: 1400px; margin: 0 auto; }
.ndmatrix-tabs-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.ndmatrix-tab-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border-radius: 100px;
    border: 1px solid var(--color-border-light);
    background: var(--color-bg-card);
    color: var(--color-text-muted);
    font-size: 13px;
    font-weight: 600;
    font-family: var(--font-main);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}
.ndmatrix-tab-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}
.ndmatrix-tab-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
    box-shadow: 0 4px 20px var(--color-accent-glow);
}
.ndmatrix-tab-count {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 100px;
    font-size: 10px;
    padding: 1px 7px;
    font-weight: 700;
}

/* ===================== PROMPT CARDS GRID ===================== */
.ndmatrix-grid-section { padding: 0 24px 80px; }
.ndmatrix-grid-inner { max-width: 1400px; margin: 0 auto; }
.ndmatrix-prompts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 20px;
}

.ndmatrix-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: column;
}
.ndmatrix-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-accent-glow) 0%, transparent 60%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}
.ndmatrix-card:hover { border-color: var(--color-accent); transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.ndmatrix-card:hover::before { opacity: 1; }
.ndmatrix-card.featured { border-color: rgba(124, 58, 237, 0.4); }

.ndmatrix-card-header {
    padding: 20px 20px 16px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
}
.ndmatrix-card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-accent-glow), rgba(219, 39, 119, 0.15));
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}
.ndmatrix-card-title-wrap { flex: 1; min-width: 0; }
.ndmatrix-card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.3;
    margin-bottom: 4px;
}
.ndmatrix-card-cat {
    font-size: 10px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.ndmatrix-featured-badge {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent2));
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.ndmatrix-card-body { padding: 0 20px 16px; flex: 1; }
.ndmatrix-card-excerpt {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 14px;
}
.ndmatrix-card-styles {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}
.ndmatrix-style-tag {
    background: rgba(124, 58, 237, 0.06);
    border: 1px solid rgba(124, 58, 237, 0.2);
    color: var(--color-accent);
    font-size: 10px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 100px;
}

.ndmatrix-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--color-border);
    font-size: 11px;
    color: var(--color-text-muted);
}
.ndmatrix-card-meta-item { display: flex; align-items: center; gap: 5px; }

.ndmatrix-card-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--color-border);
    display: flex;
    gap: 8px;
}
.ndmatrix-btn-use {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--color-accent), #9333ea);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    font-family: var(--font-main);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: 0.03em;
}
.ndmatrix-btn-use:hover { transform: scale(1.02); box-shadow: 0 4px 16px var(--color-accent-glow); }
.ndmatrix-btn-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    border-radius: var(--radius-sm);
    background: var(--color-border);
    border: 1px solid var(--color-border-light);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: var(--transition);
}
.ndmatrix-btn-preview:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* ===================== MODAL / GENERATOR ===================== */
.ndmatrix-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    overflow-y: auto;
}
.ndmatrix-modal-overlay.active { opacity: 1; visibility: visible; }
.ndmatrix-modal {
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 1600px;
    max-height: 95vh;
    min-height: 90vh;
    overflow: hidden;
    display: grid;
    grid-template-columns: 450px 1fr;
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.8);
    transform: scale(0.95);
    transition: var(--transition);
}
.ndmatrix-modal-overlay.active .ndmatrix-modal { transform: scale(1); }

.ndmatrix-modal-left {
    background: var(--color-bg-card);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    min-width: 0;
    max-height: calc(95vh - 80px);
}
.ndmatrix-modal-left::-webkit-scrollbar { width: 6px; }
.ndmatrix-modal-left::-webkit-scrollbar-track { background: rgba(255,255,255,0.03); border-radius: 3px; }
.ndmatrix-modal-left::-webkit-scrollbar-thumb { background: var(--color-accent); border-radius: 3px; }

.ndmatrix-modal-header {
    padding: 24px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-shrink: 0;
}
.ndmatrix-modal-title-group {}
.ndmatrix-modal-icon { font-size: 32px; margin-bottom: 8px; }
.ndmatrix-modal-title {
    font-size: 18px;
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: 4px;
}
.ndmatrix-modal-cat {
    font-size: 10px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}
.ndmatrix-modal-close {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    background: var(--color-border);
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}
.ndmatrix-modal-close:hover { background: #292929; color: #fff; }

.ndmatrix-modal-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-height: calc(95vh - 200px);
}
.ndmatrix-modal-body::-webkit-scrollbar { width: 6px; }
.ndmatrix-modal-body::-webkit-scrollbar-track { background: rgba(255,255,255,0.03); border-radius: 3px; }
.ndmatrix-modal-body::-webkit-scrollbar-thumb { background: var(--color-accent); border-radius: 3px; }
.ndmatrix-modal-body::-webkit-scrollbar-thumb:hover { background: var(--color-accent-hover); }

/* Mode Switcher */
.ndmatrix-mode-tabs { display: flex; gap: 6px; }
.ndmatrix-mode-tab {
    flex: 1;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border-light);
    background: transparent;
    color: var(--color-text-muted);
    font-size: 12px;
    font-weight: 700;
    font-family: var(--font-main);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}
.ndmatrix-mode-tab.active {
    background: var(--color-accent-glow);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* Form fields */
.ndmatrix-field { display: flex; flex-direction: column; gap: 6px; }
.ndmatrix-label {
    font-size: 11px;
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.ndmatrix-input, .ndmatrix-textarea, .ndmatrix-select {
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    color: var(--color-text);
    font-size: 13px;
    font-family: var(--font-main);
    outline: none;
    transition: var(--transition);
    width: 100%;
}
.ndmatrix-input:focus, .ndmatrix-textarea:focus, .ndmatrix-select:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-glow);
}
.ndmatrix-input::placeholder, .ndmatrix-textarea::placeholder { color: var(--color-text-muted); }
.ndmatrix-textarea { resize: vertical; min-height: 90px; }
.ndmatrix-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.ndmatrix-select option { background: var(--color-bg-panel); }

/* Style Pills */
.ndmatrix-style-pills { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.ndmatrix-style-pill {
    background: rgba(124, 58, 237, 0.06);
    border: 1px solid rgba(124, 58, 237, 0.2);
    color: var(--color-accent);
    font-size: 10px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 100px;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-main);
}
.ndmatrix-style-pill:hover { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }

/* Idea row */
.ndmatrix-idea-row { display: flex; gap: 8px; align-items: flex-start; }
.ndmatrix-idea-row .ndmatrix-textarea { flex: 1; }
.ndmatrix-btn-random {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #f59e0b;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 16px;
}
.ndmatrix-btn-random:hover { background: rgba(245, 158, 11, 0.2); }

/* Super Auto Btn */
.ndmatrix-btn-super {
    width: 100%;
    padding: 12px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, #7c3aed, #db2777);
    color: #fff;
    border: none;
    font-size: 13px;
    font-weight: 800;
    font-family: var(--font-main);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    letter-spacing: 0.03em;
}
.ndmatrix-btn-super:hover { transform: scale(1.02); box-shadow: 0 6px 24px rgba(124,58,237,0.35); }

/* Generate Button */
.ndmatrix-btn-generate {
    width: 100%;
    padding: 14px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--color-accent), #9333ea);
    color: #fff;
    border: none;
    font-size: 15px;
    font-weight: 900;
    font-family: var(--font-main);
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    box-shadow: 0 4px 20px var(--color-accent-glow);
    margin-top: 8px;
}
.ndmatrix-btn-generate:hover { transform: translateY(-2px); box-shadow: 0 8px 30px var(--color-accent-glow); }
.ndmatrix-btn-generate:disabled { background: var(--color-border); cursor: not-allowed; transform: none; box-shadow: none; }

/* Right - Output Panel */
.ndmatrix-modal-right {
    display: flex;
    flex-direction: column;
    overflow: auto;
    min-width: 0;
}
.ndmatrix-output-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    background: var(--color-bg-panel);
}
.ndmatrix-output-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.ndmatrix-output-tabs { display: flex; gap: 4px; }
.ndmatrix-output-tab {
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid transparent;
    color: var(--color-text-muted);
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-main);
    cursor: pointer;
    transition: var(--transition);
}
.ndmatrix-output-tab.active {
    background: var(--color-accent-glow);
    border-color: rgba(124,58,237,0.3);
    color: var(--color-accent);
}

.ndmatrix-output-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 24px 32px;
    min-height: 400px;
    background: var(--color-bg-panel);
}
.ndmatrix-output-body::-webkit-scrollbar { width: 8px; }
.ndmatrix-output-body::-webkit-scrollbar-track { 
    background: rgba(255,255,255,0.05); 
    border-radius: 4px;
}
.ndmatrix-output-body::-webkit-scrollbar-thumb { 
    background: var(--color-accent); 
    border-radius: 4px;
}
.ndmatrix-output-body::-webkit-scrollbar-thumb:hover { 
    background: var(--color-accent-hover);
}

/* Scene Card Content - Horizontal Scroll */
.ndmatrix-scene-content {
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--color-mono);
    line-height: 1.8;
    white-space: pre-wrap;
    word-break: break-word;
    overflow-x: auto;
    min-height: 100px;
}
.ndmatrix-scene-content::-webkit-scrollbar { width: 8px; height: 8px; }
.ndmatrix-scene-content::-webkit-scrollbar-track { 
    background: rgba(255,255,255,0.05); 
    border-radius: 4px;
}
.ndmatrix-scene-content::-webkit-scrollbar-thumb { 
    background: var(--color-accent); 
    border-radius: 4px;
}
.ndmatrix-scene-content::-webkit-scrollbar-thumb:hover { 
    background: var(--color-accent-hover);
}

/* Preview Content Scroll */
.ndmatrix-preview-content {
    overflow-y: auto;
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--color-mono);
    line-height: 1.8;
    white-space: pre-wrap;
    word-break: break-word;
    overflow-x: auto;
    max-height: calc(80vh - 120px);
}
.ndmatrix-preview-content::-webkit-scrollbar { width: 6px; height: 6px; }
.ndmatrix-preview-content::-webkit-scrollbar-track { background: rgba(255,255,255,0.03); border-radius: 3px; }
.ndmatrix-preview-content::-webkit-scrollbar-thumb { background: var(--color-accent); border-radius: 3px; }

/* Loading */
.ndmatrix-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 300px;
    gap: 20px;
}
.ndmatrix-loading-spinner {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent);
    animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.ndmatrix-loading-text {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--color-accent);
    text-align: center;
    line-height: 1.8;
}

/* Empty State */
.ndmatrix-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 300px;
    gap: 12px;
    color: var(--color-text-muted);
    text-align: center;
}
.ndmatrix-empty-icon { font-size: 48px; opacity: 0.3; }
.ndmatrix-empty p { font-size: 14px; line-height: 1.6; }

/* Scene Card */
.ndmatrix-scene-card {
    background: rgba(10, 10, 15, 0.6);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 14px;
    animation: fadeSlideIn 0.3s ease;
}
@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}
.ndmatrix-scene-header {
    background: rgba(0, 0, 0, 0.3);
    padding: 10px 16px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.ndmatrix-scene-title {
    font-size: 11px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.ndmatrix-btn-copy {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    border-radius: 6px;
    border: 1px solid var(--color-accent);
    background: transparent;
    color: var(--color-accent);
    font-size: 11px;
    font-weight: 700;
    font-family: var(--font-main);
    cursor: pointer;
    transition: var(--transition);
}
.ndmatrix-btn-copy:hover { background: var(--color-accent); color: #fff; }
.ndmatrix-btn-copy.copied { background: var(--color-success); border-color: var(--color-success); color: #fff; }

/* Output Actions */
.ndmatrix-output-actions {
    padding: 16px 24px;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    flex-shrink: 0;
}
.ndmatrix-btn-outline {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    color: var(--color-text-dim);
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-main);
    cursor: pointer;
    transition: var(--transition);
}
.ndmatrix-btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* Upload Zone */
.ndmatrix-upload-zone {
    border: 2px dashed var(--color-border-light);
    border-radius: var(--radius-md);
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}
.ndmatrix-upload-zone:hover { border-color: var(--color-accent); background: var(--color-accent-glow); }
.ndmatrix-upload-zone .upload-icon { font-size: 28px; margin-bottom: 8px; opacity: 0.5; }
.ndmatrix-upload-zone p { font-size: 12px; color: var(--color-text-muted); }
.ndmatrix-upload-zone.has-file { border-color: var(--color-success); }
.ndmatrix-upload-zone.has-file p { color: var(--color-success); }

/* Toast */
.ndmatrix-toast {
    position: fixed;
    top: 80px;
    right: 24px;
    z-index: 9999;
    background: var(--color-success);
    color: #fff;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 700;
    box-shadow: 0 8px 32px rgba(16, 185, 129, 0.4);
    transform: translateX(150%);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    align-items: center;
    gap: 8px;
}
.ndmatrix-toast.show { transform: translateX(0); }

/* Preview Modal - Prompt Content */
.ndmatrix-preview-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0,0,0,0.9);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.ndmatrix-preview-modal.active { opacity: 1; visibility: visible; }
.ndmatrix-preview-box {
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    max-width: 700px;
    width: 100%;
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.95);
    transition: var(--transition);
}
.ndmatrix-preview-modal.active .ndmatrix-preview-box { transform: scale(1); }
.ndmatrix-preview-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.ndmatrix-preview-content {
    overflow-y: auto;
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--color-mono);
    line-height: 1.8;
    white-space: pre-wrap;
}

/* ===================== FOOTER ===================== */
.ndmatrix-footer {
    border-top: 1px solid var(--color-border);
    padding: 40px 24px;
    text-align: center;
}
.ndmatrix-footer-inner { max-width: 1400px; margin: 0 auto; }
.ndmatrix-footer p {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.6;
}
.ndmatrix-footer a { color: var(--color-accent); text-decoration: none; }

/* ===================== NO RESULTS ===================== */
.ndmatrix-no-results {
    grid-column: 1/-1;
    text-align: center;
    padding: 60px 20px;
    color: var(--color-text-muted);
}
.ndmatrix-no-results h3 { font-size: 20px; margin-bottom: 8px; }
.ndmatrix-no-results p { font-size: 14px; }

/* ===================== SECTION TITLE ===================== */
.ndmatrix-section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}
.ndmatrix-section-heading {
    font-size: 20px;
    font-weight: 800;
    color: var(--color-text);
}
.ndmatrix-section-count {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* ===================== SUGGESTION BOX ===================== */
.ndmatrix-suggestion-box {
    background: rgba(124, 58, 237, 0.03);
    border: 1px solid rgba(124, 58, 237, 0.15);
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-top: 12px;
    animation: fadeIn 0.3s ease;
}

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

.suggestion-header {
    font-size: 11px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.suggestion-subheader {
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin: 16px 0 8px 0;
    padding-top: 12px;
    border-top: 1px dashed var(--color-border);
}

/* Idea Chips Container (NEW) */
.ndmatrix-idea-chips-container {
    background: rgba(124, 58, 237, 0.03);
    border: 1px solid rgba(124, 58, 237, 0.15);
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-top: 12px;
    animation: fadeIn 0.3s ease;
}

.ndmatrix-idea-chips-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.ndmatrix-idea-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.ndmatrix-idea-chip {
    background: rgba(124, 58, 237, 0.08);
    border: 1px solid rgba(124, 58, 237, 0.25);
    color: var(--color-text-dim);
    font-size: 11px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 100px;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-main);
    text-align: left;
    max-width: 100%;
    white-space: normal;
    line-height: 1.4;
}

.ndmatrix-idea-chip:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

/* Style Pills Alt (NEW) */
.ndmatrix-style-pills-container {
    background: rgba(124, 58, 237, 0.03);
    border: 1px solid rgba(124, 58, 237, 0.15);
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-top: 12px;
    animation: fadeIn 0.3s ease;
}

.ndmatrix-style-pills-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.ndmatrix-style-pills-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.ndmatrix-style-pill-alt {
    background: rgba(124, 58, 237, 0.08);
    border: 1px solid rgba(124, 58, 237, 0.25);
    color: var(--color-text-dim);
    font-size: 11px;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 100px;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-main);
}

.ndmatrix-style-pill-alt:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

/* Legacy suggestion box styles */
.ndmatrix-suggestion-header {
    font-size: 11px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.ndmatrix-suggestion-subheader {
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin: 16px 0 8px 0;
    padding-top: 12px;
    border-top: 1px dashed var(--color-border);
}

.ndmatrix-idea-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.ndmatrix-idea-chip {
    background: rgba(124, 58, 237, 0.08);
    border: 1px solid rgba(124, 58, 237, 0.25);
    color: var(--color-text-dim);
    font-size: 11px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 100px;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-main);
    text-align: left;
    max-width: 100%;
    white-space: normal;
    line-height: 1.4;
}

.ndmatrix-idea-chip:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.ndmatrix-keyword-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.ndmatrix-keyword-tag {
    background: rgba(16, 185, 129, 0.06);
    border: 1px dashed rgba(16, 185, 129, 0.3);
    color: var(--color-success);
    font-size: 10px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-main);
}

.ndmatrix-keyword-tag:hover {
    background: var(--color-success);
    color: #fff;
    border-color: var(--color-success);
    transform: scale(1.05);
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 900px) {
    .ndmatrix-modal { 
        grid-template-columns: 1fr; 
        grid-template-rows: auto 1fr;
        max-height: 95vh;
        min-height: 90vh;
        overflow: auto;
    }
    .ndmatrix-modal-left { 
        border-right: none; 
        border-bottom: 1px solid var(--color-border); 
        max-height: none; 
        overflow-y: auto; 
    }
    .ndmatrix-modal-right {
        overflow: auto;
        max-height: none;
        min-height: 400px;
    }
    .ndmatrix-output-body {
        min-height: 300px;
        max-height: none;
    }
}
@media (max-width: 640px) {
    .ndmatrix-hero { padding: 60px 16px 40px; }
    .ndmatrix-hero-stats { gap: 24px; }
    .ndmatrix-tabs-section { padding: 0 16px 32px; }
    .ndmatrix-grid-section { padding: 0 16px 60px; }
    .ndmatrix-prompts-grid { grid-template-columns: 1fr; }
    .ndmatrix-topbar-inner { gap: 12px; }
    .ndmatrix-search-bar { display: none; }
    .ndmatrix-modal { max-height: 100vh; border-radius: 0; min-height: 100vh; overflow: auto; }
    .ndmatrix-modal-overlay { padding: 0; align-items: flex-start; }
    .ndmatrix-modal-left {
        max-height: none;
        border-bottom: 1px solid var(--color-border);
    }
    .ndmatrix-modal-right {
        overflow: auto;
        max-height: none;
        min-height: 50vh;
    }
    .ndmatrix-output-body {
        min-height: 250px;
        max-height: none;
        padding: 16px;
    }
    .ndmatrix-scene-content {
        font-size: 11px;
    }
    .ndmatrix-output-actions {
        padding: 12px 16px;
    }
    
    .ndmatrix-idea-chip {
        font-size: 10px;
        padding: 4px 10px;
    }
    
    .ndmatrix-keyword-tag {
        font-size: 9px;
        padding: 3px 8px;
    }
}