@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;475;500;600&display=swap');

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

:root {
    --primary: #181d26;
    --primary-active: #0d1218;
    --canvas: #ffffff;
    --surface-soft: #f8fafc;
    --surface-strong: #e0e2e6;
    --surface-dark: #181d26;
    --hairline: #dddddd;
    --ink: #181d26;
    --body: #333840;
    --muted: #41454d;
    --on-primary: #ffffff;
    --link: #1b61c9;
    --signature-coral: #aa2d00;
    --signature-forest: #0a2e0e;
    --signature-cream: #f5e9d4;
    --signature-peach: #fcab79;
    --signature-mint: #a8d8c4;
    --rounded-xs: 2px;
    --rounded-sm: 6px;
    --rounded-md: 10px;
    --rounded-lg: 12px;
    --rounded-pill: 9999px;
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --spacing-section: 96px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.25;
    color: var(--body);
    background: var(--canvas);
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
}

/* TOP NAV */
.top-nav {
    height: 64px;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    position: sticky;
    top: 0;
    z-index: 100;
}

.top-nav .container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    text-decoration: none;
    letter-spacing: -0.3px;
}

.nav-brand:hover { text-decoration: none; color: var(--ink); }

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    list-style: none;
}

.nav-menu a {
    font-size: 14px;
    font-weight: 400;
    color: var(--body);
    text-decoration: none;
}

.nav-menu a:hover { color: var(--ink); text-decoration: none; }

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.btn-primary {
    background: var(--primary);
    color: var(--on-primary);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
    padding: 12px 24px;
    border-radius: var(--rounded-lg);
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background 0.15s;
}

.btn-primary:hover { background: var(--primary-active); text-decoration: none; color: var(--on-primary); }

.btn-secondary {
    background: var(--canvas);
    color: var(--ink);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
    padding: 12px 24px;
    border-radius: var(--rounded-lg);
    border: 1px solid var(--hairline);
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background 0.15s;
}

.btn-secondary:hover { background: var(--surface-soft); text-decoration: none; color: var(--ink); }

.btn-secondary-on-dark {
    background: var(--canvas);
    color: var(--ink);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
    padding: 12px 24px;
    border-radius: var(--rounded-lg);
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background 0.15s;
}

.btn-secondary-on-dark:hover { background: var(--surface-soft); text-decoration: none; color: var(--ink); }

/* HERO BAND */
.hero-band {
    background: var(--canvas);
    padding: var(--spacing-section) 0;
}

.hero-band h1 {
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--ink);
    max-width: 720px;
    margin-bottom: var(--spacing-lg);
}

.hero-band p {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.25;
    color: var(--body);
    max-width: 540px;
    margin-bottom: var(--spacing-xl);
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* SECTION TYPOGRAPHY */
h2 {
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--ink);
}

h3 {
    font-size: 24px;
    font-weight: 400;
    line-height: 1.35;
    color: var(--ink);
    letter-spacing: 0.12px;
}

h4 {
    font-size: 20px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--ink);
}

h5 {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--ink);
}

/* SIGNATURE CARDS */
.signature-coral-card {
    background: var(--signature-coral);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    color: var(--on-primary);
}

.signature-coral-card h2,
.signature-coral-card h3 { color: var(--on-primary); }

.signature-coral-card p { color: rgba(255,255,255,0.88); font-size: 14px; line-height: 1.25; }

.signature-forest-card {
    background: var(--signature-forest);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    color: var(--on-primary);
}

.signature-forest-card h2,
.signature-forest-card h3 { color: var(--on-primary); }
.signature-forest-card p { color: rgba(255,255,255,0.88); font-size: 14px; line-height: 1.25; }

.hero-card-dark {
    background: var(--surface-dark);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    color: var(--on-primary);
}

.hero-card-dark h2 { color: var(--on-primary); }
.hero-card-dark p { color: rgba(255,255,255,0.88); }

.cream-callout-card {
    background: var(--signature-cream);
    border-radius: var(--rounded-md);
    padding: var(--spacing-lg);
}

/* SECTION BAND */
.section-band {
    padding: var(--spacing-section) 0;
    background: var(--canvas);
}

.section-band-soft {
    padding: var(--spacing-section) 0;
    background: var(--surface-soft);
}

.section-band-coral {
    padding: var(--spacing-section) 0;
    background: var(--signature-coral);
}

.section-band-forest {
    padding: var(--spacing-section) 0;
    background: var(--signature-forest);
}

.section-band-dark {
    padding: var(--spacing-section) 0;
    background: var(--surface-dark);
}

.section-band-cream {
    padding: var(--spacing-section) 0;
    background: var(--signature-cream);
}

/* DEMO GRID */
.demo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.demo-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.demo-grid-card {
    background: var(--canvas);
    border-radius: var(--rounded-md);
    padding: var(--spacing-md);
    border: 1px solid var(--hairline);
}

.demo-grid-card.peach { background: var(--signature-peach); border-color: transparent; }
.demo-grid-card.mint { background: var(--signature-mint); border-color: transparent; }
.demo-grid-card.cream { background: var(--signature-cream); border-color: transparent; }

.demo-grid-card img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: var(--rounded-md);
    margin-bottom: var(--spacing-md);
}

.demo-grid-card h5 {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--ink);
    margin-bottom: var(--spacing-xs);
}

.demo-grid-card p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.25;
    margin-bottom: var(--spacing-sm);
}

.demo-grid-card a {
    font-size: 14px;
    color: var(--link);
}

/* ARTICLE CARD */
.article-card {
    background: var(--canvas);
    border-radius: var(--rounded-md);
    padding: var(--spacing-md);
    border: 1px solid var(--hairline);
}

.article-card img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: var(--rounded-md);
    margin-bottom: var(--spacing-md);
}

.article-card .tag {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: var(--spacing-xs);
}

.article-card h5 {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--ink);
    margin-bottom: var(--spacing-xs);
}

.article-card .meta {
    font-size: 13px;
    color: var(--muted);
}

.article-card a.read-more {
    display: inline-block;
    margin-top: var(--spacing-sm);
    font-size: 14px;
    color: var(--link);
}

/* CTA BAND LIGHT */
.cta-band-light {
    background: var(--surface-strong);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    text-align: center;
}

.cta-band-light h2 {
    font-size: 32px;
    font-weight: 400;
    margin-bottom: var(--spacing-md);
    color: var(--ink);
}

.cta-band-light p {
    font-size: 14px;
    color: var(--body);
    margin-bottom: var(--spacing-xl);
}

/* SECTION HEADER */
.section-header {
    margin-bottom: var(--spacing-xl);
}

.section-header h2 { margin-bottom: var(--spacing-sm); }
.section-header p { font-size: 14px; color: var(--body); max-width: 560px; }

/* BREADCRUMB */
.breadcrumb {
    font-size: 14px;
    color: var(--muted);
    margin-bottom: var(--spacing-lg);
}

.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb span { margin: 0 6px; }

/* ARTICLE PAGE */
.article-body {
    max-width: 760px;
}

.article-body h1 {
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}

.article-body h2 {
    font-size: 28px;
    font-weight: 475;
    margin-top: var(--spacing-xxl);
    margin-bottom: var(--spacing-md);
}

.article-body h3 {
    font-size: 22px;
    font-weight: 475;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
}

.article-body p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.article-body ul, .article-body ol {
    padding-left: 20px;
    margin-bottom: var(--spacing-md);
}

.article-body li {
    font-size: 14px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 6px;
}

.article-body img {
    width: 100%;
    border-radius: var(--rounded-md);
    margin: var(--spacing-xl) 0;
}

.article-body a {
    color: var(--link);
}

.article-meta {
    font-size: 13px;
    color: var(--muted);
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--hairline);
}

/* INLINE STAT */
.stat-block {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--surface-soft);
    border-radius: var(--rounded-md);
}

.stat-item .number {
    font-size: 32px;
    font-weight: 500;
    color: var(--ink);
    line-height: 1.1;
    margin-bottom: 6px;
}

.stat-item .label {
    font-size: 13px;
    color: var(--muted);
}

/* CONTACT FORM */
.contact-form {
    max-width: 560px;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    height: 44px;
    background: var(--canvas);
    color: var(--ink);
    font-size: 14px;
    font-family: inherit;
    padding: 12px 16px;
    border-radius: var(--rounded-sm);
    border: 1px solid var(--hairline);
    outline: none;
    transition: border-color 0.15s;
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #458fff;
}

/* LOGO STRIP */
.logo-strip {
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--hairline);
    border-bottom: 1px solid var(--hairline);
}

.logo-strip-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xxl);
    flex-wrap: wrap;
}

.logo-strip-inner span {
    font-size: 14px;
    font-weight: 500;
    color: var(--muted);
    letter-spacing: 0.04em;
}

/* FOOTER */
.footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: var(--spacing-section) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xxl);
}

.footer-brand p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.6;
    margin-top: var(--spacing-sm);
    max-width: 280px;
}

.footer-col h6 {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: var(--spacing-xs); }
.footer-col ul li a {
    font-size: 14px;
    color: var(--muted);
    text-decoration: none;
}
.footer-col ul li a:hover { color: var(--ink); }

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--hairline);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-bottom p, .footer-bottom a {
    font-size: 13px;
    color: var(--muted);
}

.footer-bottom a:hover { color: var(--ink); }

/* PAGES */
.page-hero {
    padding: var(--spacing-section) 0 var(--spacing-xl);
    background: var(--canvas);
}

.page-hero h1 {
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}

.page-hero p {
    font-size: 14px;
    color: var(--body);
    max-width: 560px;
}

.page-content {
    padding: var(--spacing-xl) 0 var(--spacing-section);
    max-width: 800px;
}

.page-content h2 {
    font-size: 24px;
    font-weight: 500;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
}

.page-content p, .page-content li {
    font-size: 14px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.page-content ul, .page-content ol {
    padding-left: 20px;
    margin-bottom: var(--spacing-md);
}

/* COOKIE BANNER */
#cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface-dark);
    color: var(--on-primary);
    padding: var(--spacing-md) var(--spacing-xxl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    z-index: 999;
}

#cookie-banner p {
    font-size: 13px;
    color: rgba(255,255,255,0.88);
    flex: 1;
    margin: 0;
}

#cookie-banner a { color: rgba(255,255,255,0.7); }

.cookie-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-cookie-accept {
    background: var(--link);
    color: var(--on-primary);
    font-size: 13.12px;
    font-weight: 600;
    padding: 12px 10px;
    border-radius: var(--rounded-xs);
    border: none;
    cursor: pointer;
}

.btn-cookie-reject {
    background: transparent;
    color: rgba(255,255,255,0.7);
    font-size: 13.12px;
    font-weight: 600;
    padding: 12px 10px;
    border-radius: var(--rounded-xs);
    border: 1px solid rgba(255,255,255,0.3);
    cursor: pointer;
}

/* HAMBURGER */
.nav-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    margin-bottom: 5px;
}

.nav-hamburger span:last-child { margin-bottom: 0; }

/* MOBILE MENU */
.mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--canvas);
    z-index: 200;
    flex-direction: column;
    padding: var(--spacing-xxl);
}

.mobile-menu.open { display: flex; }

.mobile-menu-close {
    align-self: flex-end;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--ink);
    margin-bottom: var(--spacing-xl);
}

.mobile-menu ul {
    list-style: none;
    margin-bottom: var(--spacing-xl);
}

.mobile-menu ul li { margin-bottom: var(--spacing-lg); }
.mobile-menu ul li a {
    font-size: 24px;
    font-weight: 400;
    color: var(--ink);
    text-decoration: none;
}

/* UTILITY */
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-xxl { margin-top: var(--spacing-xxl); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-xxl { margin-bottom: var(--spacing-xxl); }
.text-muted { color: var(--muted); }
.text-on-primary { color: var(--on-primary); }
.flex-row { display: flex; align-items: center; gap: var(--spacing-md); flex-wrap: wrap; }

/* RESPONSIVE */
@media (max-width: 1024px) {
    .demo-grid { grid-template-columns: repeat(2, 1fr); }
    .demo-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .stat-block { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .container { padding: 0 var(--spacing-md); }
    .nav-menu { display: none; }
    .nav-actions { display: none; }
    .nav-hamburger { display: block; }
    .hero-band { padding: 64px 0; }
    .hero-band h1 { font-size: 28px; }
    .section-band, .section-band-soft, .section-band-coral,
    .section-band-forest, .section-band-dark, .section-band-cream { padding: 64px 0; }
    .demo-grid { grid-template-columns: 1fr; }
    .demo-grid-4 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: var(--spacing-xl); }
    .stat-block { grid-template-columns: 1fr; }
    h2 { font-size: 24px; }
    .signature-coral-card, .signature-forest-card, .hero-card-dark { padding: var(--spacing-xl); }
    .article-body h1 { font-size: 28px; }
    .page-hero h1 { font-size: 28px; }
    #cookie-banner { flex-direction: column; align-items: flex-start; }
    .logo-strip-inner { gap: var(--spacing-xl); }
    .cta-band-light { padding: var(--spacing-xl); }
}

@media (min-width: 1440px) {
    .container { max-width: 1280px; }
}