/* === Reset & Base === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --brand-primary: #6366f1;
    --brand-secondary: #8b5cf6;
    --brand-dark: #312e81;
    --text-primary: #1e1b4b;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-subtle: #f1f5f9;
    --border: #e2e8f0;
    --status-ok: #22c55e;
    --status-warning: #f59e0b;
    --status-critical: #ef4444;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background: var(--bg-white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    cursor: pointer;
    border: 2px solid transparent;
    background: var(--brand-primary);
    color: white;
}

.btn:hover {
    background: var(--brand-secondary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-sm { padding: 8px 20px; font-size: 0.875rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }

.btn-outline {
    background: transparent;
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}

.btn-outline:hover {
    background: var(--brand-primary);
    color: white;
}

.btn-primary {
    background: var(--brand-primary);
    color: white;
}

.btn-block {
    width: 100%;
    text-align: center;
}

/* === Nav === */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.logo-icon { font-size: 1.5rem; }
.logo-highlight { color: var(--brand-primary); }

.nav-links {
    display: flex;
    gap: 32px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.nav-links a:hover { color: var(--brand-primary); }

.nav-signin {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.nav-signin:hover { color: var(--brand-primary); }

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: 0.3s;
}

/* === Hero === */
.hero {
    position: relative;
    padding: 160px 0 100px;
    text-align: center;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #eef2ff 0%, #faf5ff 40%, #fdf2f8 70%, #eff6ff 100%);
    z-index: -1;
}

.hero-inner { position: relative; z-index: 1; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 32px;
    box-shadow: var(--shadow-sm);
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.hero-sub {
    font-size: 1.1rem;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 24px;
}

.hero-desc {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 64px;
    flex-wrap: wrap;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--brand-primary);
    font-variant-numeric: tabular-nums;
}

.hero-stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 4px;
}

.asterisk {
    color: var(--brand-primary);
    font-weight: 400;
}

/* === Trust Bar === */
.trust-bar {
    padding: 48px 0;
    border-bottom: 1px solid var(--border);
    background: var(--bg-white);
}

.trust-label {
    text-align: center;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 24px;
    font-weight: 600;
}

.trust-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    flex-wrap: wrap;
}

.trust-logo {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-muted);
    opacity: 0.5;
    letter-spacing: -0.01em;
    white-space: nowrap;
}

/* === Section Headers === */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.section-sub {
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* === Features === */
.features {
    padding: 120px 0;
    background: var(--bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    padding: 36px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--bg-white);
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: var(--brand-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.feature-fine-print {
    margin-top: 16px !important;
    font-size: 0.8rem !important;
    color: var(--text-muted) !important;
    font-style: italic;
    border-top: 1px solid var(--border);
    padding-top: 12px;
}

/* === How It Works === */
.how-it-works {
    padding: 120px 0;
    background: var(--bg-light);
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.step {
    text-align: center;
    padding: 24px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--brand-primary);
    color: white;
    font-weight: 800;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.step h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.step p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* === Pricing === */
.pricing {
    padding: 120px 0;
    background: var(--bg-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    align-items: start;
}

.price-card {
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border);
    background: var(--bg-white);
    position: relative;
    transition: all 0.3s ease;
}

.price-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.price-card-pro {
    border-color: var(--brand-primary);
    box-shadow: var(--shadow-lg);
}

.price-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--brand-primary);
    color: white;
    padding: 6px 20px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
}

.price-tier {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.price-amount {
    display: flex;
    align-items: baseline;
    gap: 2px;
    margin-bottom: 12px;
}

.price-currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-muted);
}

.price-number {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.03em;
}

.price-period {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 500;
}

.price-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 28px;
    line-height: 1.5;
}

.price-features {
    list-style: none;
    margin-bottom: 32px;
}

.price-features li {
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.check {
    color: var(--brand-primary);
    font-weight: 700;
    flex-shrink: 0;
}

/* === Status === */
.status {
    padding: 120px 0;
    background: var(--bg-light);
}

.status-board {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    max-width: 800px;
    margin: 0 auto;
}

.status-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 28px;
    background: var(--bg-subtle);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    gap: 12px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 0.95rem;
}

.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.status-indicator.degraded .status-dot { background: var(--status-warning); }
.status-indicator.degraded { color: var(--status-warning); }

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.85); }
}

.status-updated {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.status-items { padding: 8px 0; }

.status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 28px;
    border-bottom: 1px solid var(--border);
}

.status-item:last-child { border-bottom: none; }

.status-name {
    font-weight: 500;
    font-size: 0.9rem;
}

.status-badge {
    padding: 4px 14px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-ok { background: #dcfce7; color: #166534; }
.status-warning { background: #fef3c7; color: #92400e; }
.status-critical { background: #fef2f2; color: #991b1b; }

.status-footer {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border);
    border-top: 1px solid var(--border);
}

.status-metric {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 16px;
    background: var(--bg-white);
    text-align: center;
}

.status-metric-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 4px;
}

.status-metric-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.status-fine-print {
    padding: 12px 28px;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
    text-align: center;
    background: var(--bg-subtle);
    border-top: 1px solid var(--border);
}

/* === Testimonials === */
.testimonials {
    padding: 120px 0;
    background: var(--bg-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.testimonial-card {
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--bg-white);
    transition: all 0.3s ease;
}

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

.testimonial-stars {
    color: #f59e0b;
    font-size: 1rem;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.testimonial-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.testimonial-role {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* === FAQ === */
.faq {
    padding: 120px 0;
    background: var(--bg-light);
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-item summary {
    padding: 24px 0;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.2s;
}

.faq-item summary:hover { color: var(--brand-primary); }

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--text-muted);
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item p {
    padding: 0 0 24px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* === TOS === */
.tos {
    padding: 120px 0;
    background: var(--bg-white);
}

.tos-content {
    max-width: 720px;
    margin: 0 auto;
}

.tos-item {
    display: flex;
    gap: 16px;
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
}

.tos-number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--brand-primary);
    flex-shrink: 0;
    line-height: 1.4;
}

.tos-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

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

/* === Final CTA === */
.final-cta {
    padding: 120px 0;
    text-align: center;
    background: linear-gradient(135deg, #312e81, #4f46e5, #7c3aed);
    color: white;
}

.final-cta h2 {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.final-cta p {
    font-size: 1.15rem;
    opacity: 0.85;
    margin-bottom: 8px;
}

.final-cta .fine-print {
    font-size: 0.85rem;
    opacity: 0.5;
    font-style: italic;
    margin-bottom: 36px;
}

.final-cta .btn {
    background: white;
    color: var(--brand-primary);
    border-color: white;
}

.final-cta .btn:hover {
    background: rgba(255,255,255,0.9);
    transform: translateY(-2px);
}

/* === Footer === */
.footer {
    background: var(--text-primary);
    color: white;
    padding-top: 80px;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 64px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    flex-wrap: wrap;
}

.footer-brand {
    max-width: 280px;
}

.footer-brand .logo-text { color: white; }
.footer-brand .logo-highlight { color: var(--brand-secondary); }

.footer-tagline {
    margin-top: 12px;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
}

.footer-links {
    display: flex;
    gap: 64px;
    flex-wrap: wrap;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.4);
    margin-bottom: 4px;
}

.footer-col a {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    transition: color 0.2s;
}

.footer-col a:hover { color: white; }

.footer-bottom {
    padding: 24px 0 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.35);
}

.footer-fine-print {
    max-width: 600px;
    line-height: 1.6;
}

/* === Responsive === */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .steps { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
    .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav .btn-sm { display: none; }
    .nav-signin { display: none; }
    .mobile-menu-btn { display: flex; }

    .hero { padding: 120px 0 80px; }
    .hero-stats { gap: 32px; }

    .features-grid { grid-template-columns: 1fr; }
    .steps { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
    .testimonials-grid { grid-template-columns: 1fr; }

    .trust-logos { gap: 24px; }
    .trust-logo { font-size: 0.85rem; }

    .status-footer { grid-template-columns: 1fr; }
    .status-header-bar { flex-direction: column; align-items: flex-start; }

    .footer-inner { flex-direction: column; gap: 40px; }
    .footer-links { gap: 40px; }

    .section-header { margin-bottom: 48px; }
    .features, .how-it-works, .pricing, .status,
    .testimonials, .faq, .tos, .final-cta { padding: 80px 0; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 2rem; }
    .hero-desc { font-size: 1rem; }
    .hero-stats { flex-direction: column; gap: 24px; }
    .hero-cta { flex-direction: column; align-items: center; }
    .hero-cta .btn { width: 100%; }
    .price-card { padding: 32px 24px; }
}