/* Auth Page - Login & Register */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-primary);
    overflow: auto;
}

.auth-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.auth-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    padding: 32px;
    box-shadow: var(--shadow-lg);
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header .logo {
    justify-content: center;
    font-size: 20px;
    margin-bottom: 8px;
}

.auth-subtitle {
    color: var(--text-muted);
    font-size: 13px;
}

.auth-form h2 {
    color: var(--text-primary);
    font-size: 18px;
    margin-bottom: 20px;
    text-align: center;
}

.btn-block {
    width: 100%;
    padding: 12px;
    margin-top: 8px;
}

.auth-switch {
    text-align: center;
    margin-top: 16px;
    font-size: 13px;
    color: var(--text-secondary);
}

.auth-switch a {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
}

.auth-switch a:hover {
    text-decoration: underline;
}

.auth-message {
    margin-top: 16px;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 13px;
    display: none;
    text-align: center;
}

.auth-message.error {
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid var(--accent-danger);
    color: var(--accent-danger);
}

.auth-message.success {
    background: rgba(63, 185, 80, 0.1);
    border: 1px solid var(--accent-success);
    color: var(--accent-success);
}

/* ===================== Landing Page ===================== */

.landing-page {
    display: block;
    align-items: initial;
    justify-content: initial;
    min-height: auto;
    overflow-x: hidden;
    overflow-y: auto !important;
    height: auto !important;
    background: var(--bg-primary);
}
html:has(.landing-page) {
    overflow: auto !important;
    height: auto !important;
}

/* Top Nav */
.landing-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: transparent;
    transition: background 0.3s, box-shadow 0.3s, backdrop-filter 0.3s;
}
.landing-nav.scrolled {
    background: rgba(13, 17, 23, 0.85);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 var(--border-primary);
}
.light-mode .landing-nav.scrolled {
    background: rgba(255, 255, 255, 0.88);
}
.light-mode .landing-hero-title {
    background: linear-gradient(135deg, #1a1a2e 40%, var(--accent-primary));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.landing-nav-inner {
    max-width: 1200px; margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 32px;
}
.landing-nav-brand {
    display: flex; align-items: center; gap: 10px;
    font-size: 18px; font-weight: 700; color: var(--text-primary);
}
.landing-nav-brand i {
    color: var(--accent-primary); font-size: 20px;
}
.landing-nav-brand em {
    font-style: normal; color: var(--accent-primary); font-weight: 600;
}
.landing-nav-links {
    display: flex; gap: 28px;
}
.landing-nav-links a {
    color: var(--text-secondary); text-decoration: none; font-size: 14px;
    font-weight: 500; transition: color 0.2s;
}
.landing-nav-links a:hover { color: var(--text-primary); }
.landing-nav-actions {
    display: flex; gap: 10px;
}
.btn-ghost {
    background: transparent; border: 1px solid transparent; color: var(--text-secondary);
    padding: 7px 16px; border-radius: 6px; cursor: pointer; font-size: 13px;
    transition: all 0.2s; font-family: var(--font-sans);
}
.btn-ghost:hover {
    color: var(--text-primary); background: var(--bg-hover);
}
.btn-outline {
    background: transparent; border: 1px solid var(--border-primary); color: var(--text-primary);
    padding: 7px 20px; border-radius: 6px; cursor: pointer; font-size: 13px;
    transition: all 0.2s; font-family: var(--font-sans);
}
.btn-outline:hover {
    border-color: var(--accent-primary); color: var(--accent-primary);
}
.btn-xl {
    padding: 12px 28px; font-size: 15px; border-radius: 8px;
}

/* Hero */
.landing-hero {
    padding: 120px 0 60px;
    min-height: 100vh; display: flex; align-items: center;
}
.landing-hero-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 32px;
    display: flex; align-items: center; gap: 48px;
}
.landing-hero-content { flex: 1; max-width: 560px; }
.landing-hero-title {
    font-size: 42px; font-weight: 800; line-height: 1.25;
    color: var(--text-primary); margin: 16px 0 20px;
    background: linear-gradient(135deg, var(--text-primary) 40%, var(--accent-primary));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.landing-hero-desc {
    font-size: 16px; line-height: 1.75; color: var(--text-secondary);
    margin: 0 0 32px;
}
.landing-hero-actions {
    display: flex; gap: 14px; margin-bottom: 28px;
}
.landing-hero-trust {
    display: flex; gap: 20px; flex-wrap: wrap;
}
.landing-hero-trust span {
    font-size: 12px; color: var(--text-muted);
    display: flex; align-items: center; gap: 6px;
}
.landing-hero-trust i { color: var(--accent-success); font-size: 11px; }
.landing-hero-illustration {
    flex: 0 0 360px; height: 360px; position: relative;
}
@media (max-width: 900px) {
    .landing-hero-inner { flex-direction: column; text-align: center; }
    .landing-hero-content { max-width: 100%; }
    .landing-hero-actions { justify-content: center; }
    .landing-hero-trust { justify-content: center; }
    .landing-hero-illustration { flex: 0 0 280px; height: 280px; }
    .landing-nav-links { display: none; }
}

/* Highlights Bar */
.landing-highlights {
    padding: 0 0 48px;
}
.landing-highlights-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 32px;
    display: flex; gap: 16px; flex-wrap: wrap;
}
.landing-highlight {
    flex: 1; min-width: 180px; text-align: center;
    background: var(--bg-secondary); border: 1px solid var(--border-primary);
    border-radius: 12px; padding: 24px 16px;
    transition: border-color 0.2s, transform 0.2s;
}
.landing-highlight:hover {
    border-color: var(--accent-primary); transform: translateY(-2px);
}
.landing-highlight-num {
    font-size: 28px; font-weight: 800; color: var(--accent-primary);
    margin-bottom: 4px;
}
.landing-highlight-text {
    font-size: 13px; color: var(--text-secondary);
}

/* Sections */
.landing-section {
    padding: 64px 0;
}
.landing-section-alt {
    background: var(--bg-secondary);
}
.landing-section-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 32px;
}
.landing-section-header {
    text-align: center; margin-bottom: 40px;
}
.landing-section-header h2 {
    font-size: 28px; font-weight: 800; color: var(--text-primary); margin: 0 0 8px;
}
.landing-section-header p {
    font-size: 15px; color: var(--text-secondary); margin: 0;
}

/* Feature Cards */
.landing-features {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}
.landing-feature-card {
    background: var(--bg-secondary); border: 1px solid var(--border-primary);
    border-radius: 14px; padding: 28px; position: relative; overflow: hidden;
    transition: all 0.25s ease;
}
.landing-section-alt .landing-feature-card {
    background: var(--bg-primary);
}
.landing-feature-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, transparent, transparent); transition: background 0.3s;
}
.landing-feature-card:hover {
    border-color: var(--accent-primary); transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}
.landing-feature-card:hover::before {
    background: linear-gradient(90deg, var(--accent-primary), #8b5cf6);
}
.landing-feature-card h3 {
    font-size: 16px; font-weight: 600; margin: 0 0 8px; color: var(--text-primary);
}
.landing-feature-card p {
    font-size: 13px; color: var(--text-secondary); margin: 0 0 14px; line-height: 1.6;
}

/* Steps */
.landing-steps {
    display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap;
}
.landing-step-card {
    flex: 1; min-width: 200px; max-width: 260px;
    background: var(--bg-primary); border: 1px solid var(--border-primary);
    border-radius: 14px; padding: 28px 24px; text-align: center;
    position: relative; transition: all 0.25s;
}
.landing-section-alt .landing-step-card {
    background: var(--bg-primary);
}
.landing-step-card:hover {
    border-color: var(--accent-primary); transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}
.landing-step-card:hover .landing-step-num {
    background: var(--accent-primary); color: #fff;
}
.landing-step-num {
    position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--bg-tertiary); color: var(--text-secondary);
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700; border: 2px solid var(--border-primary);
    transition: all 0.2s;
}
.landing-step-icon {
    width: 48px; height: 48px; border-radius: 12px; margin: 8px auto 14px;
    background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(139,92,246,0.12));
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; color: var(--accent-primary);
}
.landing-step-card h4 {
    font-size: 15px; font-weight: 600; margin: 0 0 6px; color: var(--text-primary);
}
.landing-step-card p {
    font-size: 12px; color: var(--text-secondary); margin: 0; line-height: 1.5;
}
.landing-step-arrow {
    color: var(--text-muted); font-size: 14px;
}
@media (max-width: 900px) {
    .landing-step-arrow { display: none; }
    .landing-steps { flex-direction: column; align-items: stretch; }
    .landing-step-card { max-width: 100%; }
}

/* Tech Grid */
.landing-tech-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}
.landing-tech-card {
    background: var(--bg-secondary); border: 1px solid var(--border-primary);
    border-radius: 14px; padding: 28px; text-align: center;
    transition: all 0.25s;
}
.landing-tech-card:hover {
    border-color: var(--accent-primary); transform: translateY(-2px);
}
.landing-tech-icon {
    width: 52px; height: 52px; border-radius: 14px; margin: 0 auto 16px;
    background: linear-gradient(135deg, rgba(99,102,241,0.1), rgba(139,92,246,0.1));
    display: flex; align-items: center; justify-content: center;
    font-size: 24px; color: var(--accent-primary);
}
.landing-tech-card h4 {
    font-size: 15px; font-weight: 600; margin: 0 0 6px; color: var(--text-primary);
}
.landing-tech-card p {
    font-size: 13px; color: var(--text-secondary); margin: 0; line-height: 1.5;
}

/* CTA Section */
.landing-cta {
    padding: 72px 0;
    background: linear-gradient(135deg, rgba(99,102,241,0.06), rgba(139,92,246,0.06));
    border-top: 1px solid var(--border-primary);
    border-bottom: 1px solid var(--border-primary);
}
.landing-cta-inner {
    max-width: 640px; margin: 0 auto; text-align: center; padding: 0 32px;
}
.landing-cta-inner h2 {
    font-size: 28px; font-weight: 800; color: var(--text-primary); margin: 0 0 10px;
}
.landing-cta-inner p {
    font-size: 15px; color: var(--text-secondary); margin: 0 0 28px;
}
.landing-cta-actions {
    display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
}

/* Footer */
.landing-footer {
    padding: 24px 0;
    border-top: 1px solid var(--border-primary);
}
.landing-footer-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 32px;
    display: flex; align-items: center; justify-content: space-between;
}
.landing-footer-brand {
    font-size: 14px; font-weight: 600; color: var(--text-secondary);
    display: flex; align-items: center; gap: 8px;
}
.landing-footer-brand i { color: var(--accent-primary); }
.landing-footer-text {
    font-size: 12px; color: var(--text-muted);
}
@media (max-width: 600px) {
    .landing-footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}

/* Auth Modal */
.auth-modal-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(4px);
    z-index: 200; display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none; transition: opacity 0.25s;
}
.auth-modal-overlay.active {
    opacity: 1; pointer-events: auto;
}
.auth-modal {
    width: 100%; max-width: 420px; margin: 20px;
    background: var(--bg-secondary); border: 1px solid var(--border-primary);
    border-radius: 14px; padding: 36px; position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: translateY(20px) scale(0.97);
    transition: transform 0.3s ease;
}
.auth-modal-overlay.active .auth-modal {
    transform: translateY(0) scale(1);
}
.auth-modal-close {
    position: absolute; top: 14px; right: 14px;
    width: 32px; height: 32px; border-radius: 6px;
    border: none; background: transparent; color: var(--text-muted);
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    font-size: 14px; transition: all 0.2s;
}
.auth-modal-close:hover {
    background: var(--bg-hover); color: var(--text-primary);
}

/* User Menu (header avatar dropdown) */
.user-menu {
    position: relative;
    display: flex;
    align-items: center;
}

.user-avatar-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 12px;
}

.user-avatar-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
}

.user-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 11px;
    font-weight: 600;
    flex-shrink: 0;
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 4px;
    min-width: 200px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 100;
    display: none;
    overflow: hidden;
}

.user-dropdown.active {
    display: block;
}

.user-dropdown-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-primary);
}

.user-dropdown-header .username {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 13px;
}

.user-dropdown-header .email {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 13px;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.user-dropdown-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.user-dropdown-item.danger:hover {
    color: var(--accent-danger);
}

.user-dropdown-divider {
    height: 1px;
    background: var(--border-primary);
    margin: 4px 0;
}

/* ============================================
   Inquiry Showcase Section
   ============================================ */
.landing-inquiry-flow {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
    margin-bottom: 36px;
}
.landing-inquiry-step {
    padding: 24px 20px; background: var(--bg-secondary); border-radius: 12px;
    border: 1px solid var(--border-primary); position: relative; transition: all 0.2s;
}
.landing-inquiry-step:hover { border-color: var(--accent-primary); transform: translateY(-3px); }
.landing-inquiry-num {
    position: absolute; top: -14px; left: 20px;
    width: 32px; height: 32px; border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #8b5cf6); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 14px;
    box-shadow: 0 4px 12px rgba(99,102,241,0.3);
}
.landing-inquiry-step h4 {
    margin: 8px 0 10px; font-size: 15px; color: var(--text-primary);
    display: flex; align-items: center; gap: 8px;
}
.landing-inquiry-step h4 i { color: var(--accent-primary); font-size: 14px; }
.landing-inquiry-step p {
    margin: 0; font-size: 13px; color: var(--text-secondary); line-height: 1.7;
}
.landing-inquiry-step code {
    padding: 2px 6px; background: var(--bg-tertiary); border-radius: 3px;
    font-size: 11px; color: var(--accent-primary); font-family: 'JetBrains Mono', monospace;
}
.landing-inquiry-sources {
    text-align: center; padding: 24px;
    background: linear-gradient(135deg, rgba(99,102,241,0.05), rgba(139,92,246,0.05));
    border-radius: 12px; border: 1px solid rgba(99,102,241,0.15);
}
.landing-inquiry-source-title {
    font-size: 13px; color: var(--text-muted); margin-bottom: 14px;
}
.landing-inquiry-source-list {
    display: flex; flex-wrap: wrap; gap: 10px; justify-content: center;
}
.landing-source-pill {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 14px; border-radius: 100px;
    background: var(--bg-secondary); color: var(--text-primary);
    border: 1px solid var(--border-primary); font-size: 12px; font-weight: 500;
    transition: all 0.15s;
}
.landing-source-pill:hover {
    border-color: var(--accent-primary); color: var(--accent-primary);
    transform: scale(1.03);
}
.landing-source-pill i { font-size: 12px; opacity: 0.8; }

/* ============================================
   Integration Ecosystem Section
   ============================================ */
.landing-integration-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}
.landing-integration-col {
    padding: 28px; border-radius: 14px; background: var(--bg-secondary);
    border: 1px solid var(--border-primary); position: relative;
    transition: all 0.2s;
}
.landing-integration-col:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.landing-integration-tag {
    position: absolute; top: -12px; left: 24px;
    padding: 4px 12px; border-radius: 4px; font-size: 11px;
    font-weight: 700; letter-spacing: 0.5px; color: #fff;
}
.landing-tag-in { background: linear-gradient(90deg, #10b981, #3fb950); }
.landing-tag-out { background: linear-gradient(90deg, #6366f1, #8b5cf6); }
.landing-integration-col h3 {
    margin: 6px 0 14px; font-size: 17px; color: var(--text-primary);
    display: flex; align-items: center; gap: 8px;
}
.landing-integration-col h3 i { color: var(--accent-primary); }
.landing-integration-list {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 10px;
}
.landing-integration-list li {
    padding: 8px 0 8px 24px; position: relative;
    font-size: 13px; color: var(--text-secondary); line-height: 1.6;
    border-bottom: 1px solid var(--border-secondary);
}
.landing-integration-list li:last-child { border-bottom: none; }
.landing-integration-list li::before {
    content: '→'; position: absolute; left: 0; top: 8px;
    color: var(--accent-primary); font-weight: 700;
}
.landing-integration-list strong { color: var(--text-primary); font-weight: 600; }

/* Feature card code in description */
.landing-feature-card p code {
    padding: 1px 6px; background: var(--bg-tertiary); border-radius: 3px;
    font-size: 11px; color: var(--accent-primary); font-family: 'JetBrains Mono', monospace;
}

/* ============================================
   Mobile Responsive
   ============================================ */
@media (max-width: 768px) {
    .landing-inquiry-flow { grid-template-columns: 1fr; gap: 24px; }
    .landing-integration-grid { grid-template-columns: 1fr; gap: 28px; }
    .landing-source-pill { font-size: 11px; padding: 5px 10px; }
    .landing-features { grid-template-columns: 1fr !important; }
}