/* ─── Reset ────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; overflow-x: hidden; color-scheme: dark; }
body { overflow-x: hidden; max-width: 100vw; }

/* ─── Design Tokens ────────────────────────────────────────────── */
:root {
    --bg:         #0a0a0f;
    --bg-raised:  #12121a;
    --bg-card:    #16161f;
    --border:     #1e1e2a;
    --border-lit: #2a2a3a;
    --text:       #e4e4e7;
    --text-dim:   #9999a0;
    --text-muted: #81818a;
    --accent:     #2563eb;
    --accent-text: #5b92ff;
    --accent-dim: #1d4ed8;
    --green:      #22c55e;
    --radius:     8px;
    --font:       -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto,
                  Helvetica, Arial, sans-serif;
    --mono:       "SF Mono", "Fira Code", "Cascadia Code", "JetBrains Mono",
                  Consolas, monospace;
}

body {
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-text); text-decoration: none; }
a:hover { color: #60a5fa; }

/* ─── Navigation (full-width, edge-to-edge) ───────────────────── */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}

nav {
    padding: 0 3rem;
    height: 3.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text);
    letter-spacing: -0.02em;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.logo-icon { 
    flex-shrink: 0; 
    display: block; 
    margin-top: 5px;
}


.nav-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.health-indicator {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.nav-docs-link {
    font-size: 0.9rem;
    color: var(--text-dim);
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
    transition: 0.15s;
}
.nav-docs-link:hover {
    color: var(--text);
    border-bottom-color: var(--text);
}

.nav-divider {
    width: 1px;
    height: 1.25rem;
    background: var(--border);
}

.health-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
    flex-shrink: 0;
}

.health-dot.dot-ok {
    background: var(--green);
    box-shadow: 0 0 4px var(--green);
}

.health-dot.dot-warn {
    background: #f59e0b;
    box-shadow: 0 0 4px #f59e0b;
}

.health-dot.dot-err {
    background: #ef4444;
    box-shadow: 0 0 4px #ef4444;
}

.nav-links {
    display: none;
    gap: 1.75rem;
    align-items: center;
}

.nav-links.nav-ready {
    display: flex;
}

.nav-links a:not(.btn) {
    font-size: 0.9rem;
    color: var(--text-dim);
    transition: 0.15s;
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
}
.nav-links a:not(.btn):hover {
    color: var(--text);
    border-bottom-color: var(--text);
}
.nav-links a.btn-primary { color: #fff; }
.nav-links a.btn-primary:hover { color: #fff; }
.nav-link-login:hover { color: var(--text) !important; }

/* Hamburger button - hidden on desktop */
.nav-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
    color: var(--text-dim);
}
.nav-hamburger:hover { color: var(--text); }
.nav-hamburger svg { display: block; }

/* Mobile menu overlay */
.nav-mobile-menu {
    display: none;
    position: fixed;
    top: 3.5rem;
    left: 0;
    right: 0;
    background: var(--bg-raised);
    border-bottom: 1px solid var(--border);
    padding: 1rem 1.5rem;
    z-index: 99;
    flex-direction: column;
    gap: 0.25rem;
}
.nav-mobile-menu.menu-open { display: flex; }
.nav-mobile-menu a {
    display: block;
    padding: 0.6rem 0;
    font-size: 0.95rem;
    color: var(--text-dim);
    border-bottom: 1px solid var(--border);
}
.nav-mobile-menu a:last-child { border-bottom: none; }
.nav-mobile-menu a:hover { color: var(--text); }
.nav-mobile-menu a.btn-primary {
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 0.55rem 1.25rem;
    margin-top: 0.5rem;
    border-bottom: none;
}
.nav-mobile-menu a.nav-active { color: var(--accent-text); }

/* ─── Buttons ──────────────────────────────────────────────────── */
.btn {
    display: inline-block;
    padding: 0.55rem 1.25rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: center;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}
.btn-primary:hover {
    background: var(--accent-dim);
    color: #fff;
}

.btn-ghost {
    background: transparent;
    color: var(--text-dim);
    border: 1px solid var(--border-lit);
}
.btn-ghost:hover {
    background: var(--bg-raised);
    color: var(--text);
    border-color: var(--text-muted);
}

.btn-sm { padding: 0.4rem 1rem; font-size: 0.85rem; }
.btn-lg { padding: 0.75rem 1.75rem; font-size: 1rem; }
.btn-full { width: 100%; box-sizing: border-box; display: block; }

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn.loading {
    position: relative;
    color: transparent;
}

.btn.loading::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    width: 18px;
    height: 18px;
    margin: -9px 0 0 -9px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.warn-well {
    background: #332b00;
    border: 1px solid #665500;
    color: #ffd666;
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

/* ─── Hero (fullscreen two-column) ─────────────────────────────── */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 3.5rem 0 0;
    max-width: 100vw;
    overflow: hidden;
}

.hero-col {
    padding: 4rem;
}

.hero-text {
    padding-left: 6rem;
    padding-right: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-code {
    padding-right: 6rem;
    padding-left: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1rem;
    min-width: 0;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.035em;
    margin-bottom: 1.25rem;
    color: #fff;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

/* ─── Hero Stats (inline) ─────────────────────────────────────── */
.hero-stats {
    display: flex;
    gap: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

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

.stat-num {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.03em;
}

.stat-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 0.15rem;
}

.code-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dim);
}

/* ─── Code Window ──────────────────────────────────────────────── */
.code-window {
    border: 1px solid var(--border-lit);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-card);
    max-width: 100%;
}

.code-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 1rem;
    background: var(--bg-raised);
    border-bottom: 1px solid var(--border);
}

.code-dots {
    display: flex;
    gap: 5px;
}
.code-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-lit);
}

.code-title {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-family: var(--mono);
}

.code-body {
    padding: 1rem 1.25rem;
    overflow-x: auto;
    font-size: 0.78rem;
    line-height: 1.85;
    font-family: var(--mono);
    color: var(--text);
}
.code-body code { font-family: inherit; }
.c-dim   { color: var(--text-muted); }
.c-flag  { color: #60a5fa; }
.c-str   { color: #a5d6a7; }
.c-num   { color: #f9a8d4; }
.c-kw    { color: #c084fc; }

.code-response {
    border-top: none;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

/* ─── Features (full-width) ────────────────────────────────────── */
.features {
    border-top: 1px solid var(--border);
    background: var(--bg-raised);
}

.features-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 5rem 4rem;
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 4rem;
    align-items: start;
}

.features-header h2 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #fff;
    margin-bottom: 0.75rem;
    line-height: 1.2;
}

.features-sub {
    font-size: 0.95rem;
    color: var(--text-dim);
    line-height: 1.6;
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.feature-card {
    background: var(--bg-card);
    padding: 1.75rem;
}

.feature-icon {
    font-family: var(--mono);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-text);
    margin-bottom: 0.65rem;
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--text);
}

.feature-card p {
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.55;
}

/* ─── Pricing (full-width) ─────────────────────────────────────── */
.pricing {
    border-top: 1px solid var(--border);
}

.pricing-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 5rem 4rem;
}

.pricing-header {
    margin-bottom: 3rem;
}

.pricing-header h2 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #fff;
    margin-bottom: 0.5rem;
}

.pricing-sub {
    text-align: center;
    color: var(--text-dim);
    font-size: 1rem;
}

.plan-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    margin: 0 auto;
}

.plan-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    position: relative;
}

.plan-featured {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent);
}

.plan-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #fff;
    padding: 0.15rem 0.75rem;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.plan-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dim);
    margin-bottom: 0.75rem;
}

.plan-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}
.plan-price span {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-muted);
}

.plan-card ul {
    list-style: none;
    margin-bottom: 1.5rem;
}
.plan-card li {
    padding: 0.35rem 0;
    font-size: 0.88rem;
    color: var(--text-dim);
}
.plan-card li::before {
    content: "\2713\00a0";
    color: var(--green);
    font-weight: 700;
}

.pricing-note {
    text-align: center;
    margin-top: 2rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}
.pricing-note a {
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* ─── CTA Section (full-width bar) ─────────────────────────────── */
.cta-section {
    border-top: 1px solid var(--border);
    background: var(--bg-raised);
}

.cta-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.cta-text h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.4rem;
    letter-spacing: -0.02em;
}

.cta-text p {
    color: var(--text-dim);
    font-size: 0.95rem;
}

/* ─── Footer ───────────────────────────────────────────────────── */
footer {
    border-top: 1px solid var(--border);
}

.footer-inner {
    padding: 1.5rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-brand { font-weight: 600; color: var(--text-dim); }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { color: var(--text-muted); text-decoration: underline; text-underline-offset: 2px; }
.footer-links a:hover { color: var(--text-dim); }

/* ─── Responsive ───────────────────────────────────────────────── */
@media (max-width: 1024px) {
    nav { padding: 0 2rem; }
    .hero { grid-template-columns: 1fr; min-height: auto; }
    .hero-text { padding: 2rem 2rem 2rem; }
    .hero-code { padding: 0 2rem 4rem; }
    .hero h1 { font-size: 2.75rem; }
    .features-inner { grid-template-columns: 1fr; gap: 2rem; padding: 4rem 2rem; }
    .pricing-inner { padding: 4rem 2rem; }
    .plan-grid { grid-template-columns: repeat(2, 1fr); max-width: 600px; }
    .cta-inner { flex-direction: column; text-align: center; padding: 4rem 2rem; }
    .footer-inner { padding: 1.5rem 2rem; }
}

@media (max-width: 768px) {
    nav { padding: 0 1.5rem; }
    .nav-links { display: none !important; }
    .nav-docs-link { display: none; }
    .nav-divider { display: none; }
    .health-indicator { display: none; }
    .nav-hamburger { display: block; }
    .hero-text { padding: 2rem 1.5rem 2rem; }
    .hero-code { padding: 0 1.5rem 3rem; }
    .hero h1 { font-size: 2.25rem; }
    .subtitle { font-size: 1rem; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .hero-stats { gap: 1.5rem; }
    .stat-num { font-size: 1.25rem; }
    .features-inner { padding: 3rem 1.5rem; }
    .feature-grid { grid-template-columns: 1fr; }
    .pricing-inner { padding: 3rem 1.5rem; }
    .plan-grid { grid-template-columns: 1fr; max-width: none; }
    .cta-inner { padding: 3rem 1.5rem; }
    .footer-inner { flex-direction: column; gap: 1rem; text-align: center; padding: 1.5rem; }
    .footer-links { flex-wrap: wrap; justify-content: center; }
}