/* ==========================================================
   PromptMaster Studio - Design Tokens & Stylesheet
   Theme: Modern Dark Mode, Typography-First, Glassmorphism
   ========================================================== */

:root {
    --bg-base: #0c0e14;
    --bg-surface: #141722;
    --bg-surface-elevated: #1a1e2d;
    --bg-surface-hover: #222738;
    
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);

    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --text-faint: #64748b;

    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.25);

    --accent: #38bdf8;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-base);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--accent);
}

/* Navbar */
.navbar {
    background: rgba(20, 23, 34, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
}

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

.logo-text strong {
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 24px;
    align-items: center;
}

.nav-item {
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-item:hover, .nav-item.active {
    color: var(--text-main);
}

.admin-badge {
    background: rgba(239, 68, 68, 0.15);
    color: #fca5a5 !important;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-surface-elevated);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-subtle);
}

.user-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
}

.btn-logout {
    margin-left: 6px;
    color: var(--text-faint);
    font-size: 1.1rem;
}

.btn-logout:hover {
    color: var(--danger);
}

/* Buttons */
.btn-primary {
    background: var(--primary);
    color: #fff;
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 0 16px var(--primary-glow);
    color: #fff;
}

.btn-secondary {
    background: transparent;
    color: var(--text-main);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-strong);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: var(--bg-surface-elevated);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.btn-outline:hover {
    color: var(--text-main);
    border-color: var(--border-strong);
}

.btn-hero-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1.05rem;
    box-shadow: 0 4px 20px var(--primary-glow);
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-hero-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
    color: #fff;
}

.btn-hero-secondary {
    background: var(--bg-surface);
    color: var(--text-main);
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1.05rem;
    border: 1px solid var(--border-strong);
}

.btn-hero-secondary:hover {
    background: var(--bg-surface-elevated);
    color: #fff;
}

.btn-sm {
    padding: 4px 10px;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    cursor: pointer;
}

.btn-sm:hover {
    color: var(--text-main);
    border-color: var(--border-strong);
}

/* Hero Section */
.hero-section {
    max-width: 1100px;
    margin: 60px auto 40px;
    padding: 0 24px;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-full);
    color: #a5b4fc;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 20px;
}

.gradient-text {
    background: linear-gradient(135deg, #6366f1 0%, #38bdf8 50%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 720px;
    margin: 0 auto 36px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 50px;
}

.hero-mockup-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    text-align: left;
}

.mockup-header {
    background: var(--bg-surface-elevated);
    padding: 12px 18px;
    display: flex;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid var(--border-subtle);
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red { background: #ef4444; }
.dot.yellow { background: #f59e0b; }
.dot.green { background: #10b981; }

.mockup-title {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.mockup-body {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.mockup-col {
    flex: 1;
}

.mockup-col label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--text-faint);
    margin-bottom: 8px;
}

.mockup-text {
    background: var(--bg-surface-elevated);
    padding: 16px;
    border-radius: var(--radius-sm);
    font-style: italic;
    color: var(--text-muted);
    border: 1px solid var(--border-subtle);
}

.mockup-arrow {
    font-size: 1.5rem;
    color: var(--primary);
}

.mockup-code {
    background: #090a0f;
    padding: 16px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.2);
    line-height: 1.5;
}

/* Features */
.features-section {
    max-width: 1200px;
    margin: 60px auto;
    padding: 0 24px;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.section-header p {
    color: var(--text-muted);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    padding: 30px;
    border-radius: var(--radius-md);
    transition: transform 0.2s, border-color 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-strong);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Studio Layout */
.studio-container {
    max-width: 1380px;
    margin: 30px auto;
    padding: 0 24px;
}

.studio-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.studio-header h1 {
    font-size: 1.85rem;
    font-weight: 800;
}

.studio-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.studio-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

@media (max-width: 1024px) {
    .studio-grid {
        grid-template-columns: 1fr;
    }
}

.studio-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 24px;
    display: flex;
    flex-direction: column;
}

.pane-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 16px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-subtle);
}

.pane-header h3 {
    font-size: 1.15rem;
    font-weight: 700;
}

.step-tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-faint);
    background: var(--bg-surface-elevated);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

.telemetry-badges {
    display: flex;
    gap: 8px;
}

.badge {
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-tool { background: rgba(56, 189, 248, 0.15); color: #38bdf8; }
.badge-framework { background: rgba(168, 85, 247, 0.15); color: #c084fc; }
.badge-tokens { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.badge-role { background: rgba(99, 102, 241, 0.15); color: #a5b4fc; }

/* Forms */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    background: var(--bg-base);
    border: 1px solid var(--border-strong);
    color: var(--text-main);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

textarea.form-control {
    resize: vertical;
}

.btn-generate {
    width: 100%;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    padding: 14px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 4px 14px var(--primary-glow);
    margin-top: 10px;
}

.btn-generate:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.35);
}

.variables-box {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 18px;
}

.variables-box h4 {
    font-size: 0.9rem;
    margin-bottom: 12px;
    color: var(--accent);
}

/* Output Code Block */
.empty-state {
    padding: 60px 20px;
    text-align: center;
    color: var(--text-faint);
}

.empty-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.strategy-callout {
    background: rgba(99, 102, 241, 0.1);
    border-left: 3px solid var(--primary);
    padding: 10px 14px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 0.85rem;
    margin-bottom: 16px;
}

.code-output-box {
    background: #090a0f;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 18px;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    color: #e2e8f0;
    line-height: 1.6;
    max-height: 520px;
    overflow-y: auto;
    margin-bottom: 20px;
    white-space: pre-wrap;
    word-break: break-word;
}

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

.btn-action {
    flex: 1;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-strong);
    color: var(--text-main);
    padding: 10px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-test-ai {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border-color: rgba(16, 185, 129, 0.3);
}

.btn-test-ai:hover {
    background: rgba(16, 185, 129, 0.25);
}

/* Modals */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-dialog {
    background: var(--bg-surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 650px;
    padding: 24px;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.btn-close-modal {
    background: transparent;
    border: none;
    color: var(--text-faint);
    font-size: 1.5rem;
    cursor: pointer;
}

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

.ai-meta-bar {
    font-size: 0.8rem;
    font-family: var(--font-mono);
    color: var(--accent);
    margin-bottom: 8px;
}

.ai-response-box {
    background: #090a0f;
    padding: 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    max-height: 250px;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    white-space: pre-wrap;
}

/* Tables & Cards */
.page-container {
    max-width: 1280px;
    margin: 40px auto;
    padding: 0 24px;
}

.page-header {
    margin-bottom: 30px;
}

.page-header h1 {
    font-size: 2rem;
    font-weight: 800;
}

.page-header p {
    color: var(--text-muted);
}

.table-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.9rem;
}

.data-table th, .data-table td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-subtle);
}

.data-table th {
    background: var(--bg-surface-elevated);
    color: var(--text-faint);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    font-weight: 700;
}

.data-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Auth Layout */
.auth-body {
    background: radial-gradient(circle at 50% 10%, #1e1b4b 0%, #0c0e14 70%);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.auth-container {
    width: 100%;
    max-width: 440px;
    padding: 24px;
}

.auth-logo {
    text-align: center;
    margin-bottom: 24px;
}

.auth-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-lg);
}

.auth-card h2 {
    font-size: 1.6rem;
    margin-bottom: 6px;
}

.auth-subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.btn-submit {
    width: 100%;
    background: var(--primary);
    color: #fff;
    padding: 12px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    border: none;
    cursor: pointer;
    margin-top: 10px;
}

.btn-submit:hover {
    background: var(--primary-hover);
}

.demo-credentials-box {
    background: var(--bg-surface-elevated);
    padding: 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    margin: 18px 0;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.auth-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 0.88rem;
    color: var(--text-muted);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.toast-success { background: #064e3b; color: #a7f3d0; border: 1px solid #059669; }
.toast-error { background: #7f1d1d; color: #fecaca; border: 1px solid #dc2626; }

/* Admin Console Shell */
.admin-shell {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 250px;
    background: var(--bg-surface);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-subtle);
}

.sidebar-nav {
    padding: 20px 10px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-weight: 500;
}

.sidebar-item:hover, .sidebar-item.active {
    background: var(--bg-surface-elevated);
    color: var(--text-main);
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-sidebar {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-base);
}

.admin-topbar {
    height: 70px;
    padding: 0 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-surface);
}

.admin-content {
    padding: 30px;
    flex: 1;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.stat-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 24px;
}

.stat-num {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 6px;
}

.footer {
    margin-top: auto;
    border-top: 1px solid var(--border-subtle);
    padding: 30px 24px;
    background: var(--bg-surface);
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.88rem;
    color: var(--text-faint);
}

.footer-links {
    display: flex;
    gap: 20px;
}