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

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

:root {
    --canvas: #f7f7f4;
    --canvas-soft: #fafaf7;
    --surface-card: #ffffff;
    --surface-strong: #e6e5e0;
    --primary: #f54e00;
    --primary-active: #d04200;
    --ink: #26251e;
    --body: #5a5852;
    --body-strong: #26251e;
    --muted: #807d72;
    --muted-soft: #a09c92;
    --on-primary: #ffffff;
    --hairline: #e6e5e0;
    --hairline-soft: #efeee8;
    --hairline-strong: #cfcdc4;
    --success: #1f8a65;
    --error: #cf2d56;
    --rounded-xs: 4px;
    --rounded-sm: 6px;
    --rounded-md: 8px;
    --rounded-lg: 12px;
    --rounded-xl: 16px;
    --rounded-pill: 9999px;
}

html { scroll-behavior: smooth; }

body {
    background: var(--canvas);
    color: var(--body);
    font-family: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
}

a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--primary); }

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

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

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

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

.nav-logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.3px;
    line-height: 1;
}

.nav-logo span { color: var(--primary); }

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--body);
    line-height: 1.4;
    transition: color 0.15s;
}

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

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

.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: all 0.2s;
}

.nav-mobile {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    padding: 16px 24px 24px;
    z-index: 99;
}

.nav-mobile.open { display: block; }
.nav-mobile ul { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.nav-mobile a { display: block; padding: 10px 0; font-size: 15px; font-weight: 500; color: var(--ink); border-bottom: 1px solid var(--hairline-soft); }

/* HERO */
.hero {
    padding: 80px 0 72px;
    background: var(--canvas);
}

.hero-label {
    display: inline-flex;
    align-items: center;
    background: var(--surface-strong);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: var(--rounded-pill);
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 72px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.1;
    letter-spacing: -2.16px;
    max-width: 840px;
    margin-bottom: 24px;
}

.hero-sub {
    font-size: 18px;
    color: var(--body);
    max-width: 560px;
    line-height: 1.6;
    margin-bottom: 0;
}

/* SECTION HEADINGS */
.section-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 12px;
}

.section-title {
    font-size: 36px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.72px;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-sub {
    font-size: 16px;
    color: var(--body);
    max-width: 560px;
    line-height: 1.5;
}

/* CARDS */
.card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    overflow: hidden;
}

.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body { padding: 24px; }

.card-category {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 8px;
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.3;
    margin-bottom: 10px;
}

.card-title a { color: var(--ink); }
.card-title a:hover { color: var(--primary); }

.card-excerpt {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
    margin-bottom: 16px;
}

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

/* GRIDS */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

/* SECTIONS */
.section { padding: 80px 0; }
.section-alt { background: var(--canvas-soft); }
.section-border-top { border-top: 1px solid var(--hairline); }

/* ARTICLE HERO */
.article-hero { padding: 60px 0 48px; border-bottom: 1px solid var(--hairline); }

.article-hero-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.article-hero h1 {
    font-size: 48px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -1.2px;
    line-height: 1.15;
    max-width: 800px;
    margin-bottom: 20px;
}

.article-lead {
    font-size: 18px;
    color: var(--body);
    line-height: 1.6;
    max-width: 680px;
}

/* ARTICLE BODY */
.article-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 48px;
    padding: 60px 0 80px;
    align-items: start;
}

.article-content h2 {
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.325px;
    line-height: 1.25;
    margin: 40px 0 16px;
}

.article-content h2:first-child { margin-top: 0; }

.article-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.3;
    margin: 28px 0 12px;
}

.article-content p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 20px;
}

.article-content ul, .article-content ol {
    padding-left: 20px;
    margin-bottom: 20px;
}

.article-content li {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: 6px;
}

.article-content a { color: var(--primary); }
.article-content a:hover { text-decoration: underline; }

.article-img {
    width: 100%;
    border-radius: var(--rounded-lg);
    margin: 28px 0;
    border: 1px solid var(--hairline);
}

.article-img-caption {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.4;
    margin-top: -20px;
    margin-bottom: 28px;
}

.info-box {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--primary);
    border-radius: var(--rounded-md);
    padding: 20px 24px;
    margin: 28px 0;
}

.info-box p { margin-bottom: 0; font-size: 15px; }

/* SIDEBAR */
.article-sidebar { position: sticky; top: 80px; }

.sidebar-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: 24px;
    margin-bottom: 20px;
}

.sidebar-title {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 16px;
}

.sidebar-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.sidebar-links a { font-size: 14px; color: var(--body); line-height: 1.4; }
.sidebar-links a:hover { color: var(--ink); }

/* FORM */
.form-section { padding: 80px 0; background: var(--canvas-soft); border-top: 1px solid var(--hairline); }

.contact-form {
    max-width: 560px;
}

.form-group { margin-bottom: 20px; }

.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%;
    background: var(--surface-card);
    border: 1px solid var(--hairline-strong);
    border-radius: var(--rounded-md);
    padding: 12px 16px;
    font-size: 16px;
    color: var(--ink);
    font-family: inherit;
    height: 44px;
    transition: border-color 0.15s;
    outline: none;
}

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

.form-group input:focus,
.form-group textarea:focus { border-color: var(--ink); }

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--muted-soft); }

.btn-primary {
    display: inline-flex;
    align-items: center;
    background: var(--primary);
    color: var(--on-primary);
    font-size: 14px;
    font-weight: 500;
    padding: 10px 18px;
    height: 40px;
    border-radius: var(--rounded-md);
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s;
}

.btn-primary:hover { background: var(--primary-active); color: var(--on-primary); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.form-message {
    display: none;
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: var(--rounded-md);
    font-size: 14px;
}

.form-message.success {
    display: block;
    background: #e8f5ef;
    color: var(--success);
    border: 1px solid #b8dfcf;
}

.form-message.error {
    display: block;
    background: #fdf0f3;
    color: var(--error);
    border: 1px solid #f0b8c5;
}

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--ink);
    color: var(--canvas);
    padding: 20px 24px;
    z-index: 200;
    display: none;
}

.cookie-banner.visible { display: block; }

.cookie-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.cookie-text {
    flex: 1;
    font-size: 14px;
    line-height: 1.5;
    color: var(--canvas);
    min-width: 240px;
}

.cookie-text a { color: var(--primary); }

.cookie-actions { display: flex; gap: 12px; flex-shrink: 0; }

.btn-cookie-accept {
    background: var(--primary);
    color: var(--on-primary);
    border: none;
    padding: 8px 16px;
    border-radius: var(--rounded-md);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s;
}

.btn-cookie-accept:hover { background: var(--primary-active); }

.btn-cookie-reject {
    background: transparent;
    color: var(--muted-soft);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 8px 16px;
    border-radius: var(--rounded-md);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.15s;
}

.btn-cookie-reject:hover { color: var(--canvas); border-color: rgba(255,255,255,0.5); }

/* FOOTER */
.site-footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 64px 0 48px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 48px;
}

.footer-brand p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
    margin-top: 12px;
    max-width: 260px;
}

.footer-col h4 {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--ink);
    margin-bottom: 14px;
}

.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-col a { font-size: 14px; color: var(--body); }
.footer-col a:hover { color: var(--ink); }

.footer-bottom {
    border-top: 1px solid var(--hairline);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

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

/* BREADCRUMB */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
    padding: 16px 0;
    border-bottom: 1px solid var(--hairline-soft);
}

.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb-sep { color: var(--hairline-strong); }

/* BADGE */
.badge {
    display: inline-flex;
    align-items: center;
    background: var(--surface-strong);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: var(--rounded-pill);
}

/* PAGE HERO (about, privacy, etc) */
.page-hero {
    padding: 64px 0 56px;
    border-bottom: 1px solid var(--hairline);
}

.page-hero h1 {
    font-size: 48px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -1.2px;
    line-height: 1.15;
    margin-bottom: 16px;
    margin-top: 16px;
}

.page-hero p {
    font-size: 18px;
    color: var(--body);
    max-width: 560px;
    line-height: 1.6;
}

/* PAGE CONTENT */
.page-content {
    padding: 60px 0 80px;
    max-width: 760px;
}

.page-content h2 {
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.325px;
    line-height: 1.25;
    margin: 40px 0 14px;
}

.page-content h2:first-child { margin-top: 0; }

.page-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin: 24px 0 10px;
}

.page-content p { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 18px; }

.page-content ul, .page-content ol {
    padding-left: 20px;
    margin-bottom: 18px;
}

.page-content li { font-size: 16px; color: var(--body); line-height: 1.6; margin-bottom: 6px; }
.page-content a { color: var(--primary); }
.page-content a:hover { text-decoration: underline; }

.updated-note {
    font-size: 13px;
    color: var(--muted);
    margin-top: 8px;
    margin-bottom: 0;
}

/* HOME FEATURES */
.features-band { padding: 80px 0; background: var(--canvas-soft); border-top: 1px solid var(--hairline); }

.feature-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: 24px;
}

.feature-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--rounded-md);
    background: var(--surface-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    font-size: 20px;
}

.feature-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 8px;
    line-height: 1.4;
}

.feature-desc { font-size: 14px; color: var(--body); line-height: 1.5; }

/* DIVIDER */
.divider { height: 1px; background: var(--hairline); margin: 48px 0; }

/* LOADING SPINNER */
.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: var(--on-primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

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

/* RESPONSIVE */
@media (max-width: 1024px) {
    .hero h1 { font-size: 56px; letter-spacing: -1.5px; }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { position: static; }
}

@media (max-width: 768px) {
    .hero { padding: 56px 0 48px; }
    .hero h1 { font-size: 38px; letter-spacing: -0.8px; }
    .hero-sub { font-size: 16px; }
    .section-title { font-size: 28px; }
    .nav-links { display: none; }
    .nav-hamburger { display: flex; }
    .grid-3 { grid-template-columns: 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .article-hero h1 { font-size: 32px; letter-spacing: -0.5px; }
    .page-hero h1 { font-size: 34px; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero h1 { font-size: 30px; }
    .footer-grid { grid-template-columns: 1fr; }
    .cookie-inner { flex-direction: column; align-items: flex-start; }
}