@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;
    --on-primary: #ffffff;
    --ink: #26251e;
    --body: #5a5852;
    --body-strong: #26251e;
    --muted: #807d72;
    --muted-soft: #a09c92;
    --hairline: #e6e5e0;
    --hairline-soft: #efeee8;
    --hairline-strong: #cfcdc4;
    --success: #1f8a65;
    --error: #cf2d56;
}

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

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

/* TOP NAV */
.top-nav {
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 100;
}
.top-nav .container {
    display: flex;
    align-items: center;
    height: 100%;
    gap: 32px;
}
.nav-logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.3px;
    flex-shrink: 0;
}
.nav-logo span { color: var(--primary); }
.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
}
.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--body);
    padding: 6px 12px;
    border-radius: 6px;
    transition: color 0.15s, background 0.15s;
}
.nav-links a:hover { color: var(--ink); background: var(--hairline-soft); }
.nav-links a.active { color: var(--ink); }
.nav-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
    margin-left: auto;
}
.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: transform 0.2s, opacity 0.2s;
}
.nav-mobile {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    padding: 12px 24px 20px;
    flex-direction: column;
    gap: 4px;
}
.nav-mobile a {
    font-size: 15px;
    font-weight: 500;
    color: var(--body);
    padding: 10px 12px;
    border-radius: 6px;
    display: block;
}
.nav-mobile a:hover { color: var(--ink); background: var(--hairline-soft); }
.nav-mobile.open { display: flex; }

/* HERO */
.hero {
    padding: 80px 0 72px;
    border-bottom: 1px solid var(--hairline);
}
.hero-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--surface-strong);
    border-radius: 9999px;
    padding: 4px 12px;
    margin-bottom: 24px;
}
.hero h1 {
    font-size: 72px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.1;
    letter-spacing: -2.16px;
    max-width: 820px;
    margin-bottom: 20px;
}
.hero p {
    font-size: 18px;
    color: var(--body);
    max-width: 560px;
    line-height: 1.5;
    margin-bottom: 40px;
}
.hero-meta {
    font-size: 13px;
    color: var(--muted);
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--hairline-soft);
}
.hero-image-wrap {
    margin-top: 56px;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--hairline);
    background: var(--surface-card);
}
.hero-image-wrap img {
    width: 100%;
    height: 420px;
    object-fit: cover;
}

/* SECTIONS */
.section {
    padding: 80px 0;
    border-bottom: 1px solid var(--hairline-soft);
}
.section:last-child { border-bottom: none; }
.section-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 16px;
}
.section-title {
    font-size: 36px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.2;
    letter-spacing: -0.72px;
    margin-bottom: 16px;
}
.section-subtitle {
    font-size: 16px;
    color: var(--body);
    max-width: 560px;
    line-height: 1.5;
    margin-bottom: 48px;
}

/* CARDS */
.cards-grid {
    display: grid;
    gap: 20px;
}
.cards-grid-3 { grid-template-columns: repeat(3, 1fr); }
.cards-grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    padding: 24px;
}
.card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.4;
    margin-bottom: 10px;
}
.card-body {
    font-size: 15px;
    color: var(--body);
    line-height: 1.6;
}
.card-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--surface-strong);
    border-radius: 9999px;
    padding: 3px 10px;
    margin-bottom: 14px;
}
.card-image {
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 16px;
    border: 1px solid var(--hairline-soft);
}
.card-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

/* ARTICLE CARDS */
.article-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.article-card-img img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}
.article-card-body { padding: 24px; flex: 1; }
.article-card-category {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 10px;
}
.article-card-title {
    font-size: 20px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.2px;
    line-height: 1.3;
    margin-bottom: 10px;
    transition: color 0.15s;
}
.article-card:hover .article-card-title { color: var(--primary); }
.article-card-excerpt {
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: 16px;
}
.article-card-date {
    font-size: 13px;
    color: var(--muted);
}

/* ARTICLE PAGE */
.article-page { padding: 64px 0; }
.article-header { margin-bottom: 48px; }
.article-header .section-label { margin-bottom: 16px; }
.article-header h1 {
    font-size: 48px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -1.2px;
    line-height: 1.15;
    max-width: 760px;
    margin-bottom: 16px;
}
.article-header-meta {
    font-size: 14px;
    color: var(--muted);
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}
.article-featured-img {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--hairline);
    margin-bottom: 48px;
}
.article-featured-img img {
    width: 100%;
    height: 460px;
    object-fit: cover;
}
.article-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 48px;
    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 h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--ink);
    margin: 28px 0 12px;
}
.article-content p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 18px;
}
.article-content ul, .article-content ol {
    padding-left: 24px;
    margin-bottom: 18px;
}
.article-content ul { list-style: disc; }
.article-content ol { list-style: decimal; }
.article-content li {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 6px;
}
.article-content a { color: var(--primary); text-decoration: underline; }
.article-content a:hover { color: var(--primary-active); }
.article-content .callout {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--hairline-strong);
    border-radius: 8px;
    padding: 20px 24px;
    margin: 24px 0;
}
.article-content .callout p { margin: 0; font-size: 15px; color: var(--body-strong); }

.article-sidebar { position: sticky; top: 84px; }
.sidebar-block {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
}
.sidebar-block-title {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 14px;
}
.sidebar-block ul li {
    font-size: 14px;
    color: var(--body);
    padding: 8px 0;
    border-bottom: 1px solid var(--hairline-soft);
    line-height: 1.4;
}
.sidebar-block ul li:last-child { border-bottom: none; }
.sidebar-block ul li a { color: var(--body); transition: color 0.15s; }
.sidebar-block ul li a:hover { color: var(--primary); }

/* INFO BLOCKS */
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--hairline);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    overflow: hidden;
}
.info-cell {
    background: var(--surface-card);
    padding: 28px 24px;
}
.info-cell-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 8px;
}
.info-cell-value {
    font-size: 22px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.11px;
    margin-bottom: 6px;
}
.info-cell-desc {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
}

/* FORM */
.form-section { padding: 80px 0; }
.form-wrap {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    padding: 48px;
    max-width: 640px;
}
.form-title {
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.325px;
    margin-bottom: 8px;
}
.form-subtitle {
    font-size: 15px;
    color: var(--body);
    margin-bottom: 32px;
}
.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,
.form-group select {
    width: 100%;
    background: var(--canvas-soft);
    border: 1px solid var(--hairline-strong);
    border-radius: 8px;
    padding: 11px 16px;
    height: 44px;
    font-size: 15px;
    color: var(--ink);
    font-family: inherit;
    outline: none;
    transition: border-color 0.15s;
}
.form-group textarea { height: auto; min-height: 110px; 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); }
.form-group .field-error {
    font-size: 13px;
    color: var(--error);
    margin-top: 5px;
    display: none;
}
.form-group.has-error input,
.form-group.has-error textarea { border-color: var(--error); }
.form-group.has-error .field-error { display: block; }

.btn-primary {
    background: var(--primary);
    color: var(--on-primary);
    font-size: 14px;
    font-weight: 500;
    padding: 10px 22px;
    height: 40px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.btn-primary:hover { background: var(--primary-active); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.form-success {
    display: none;
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--success);
    border-radius: 8px;
    padding: 18px 22px;
    font-size: 15px;
    color: var(--body-strong);
    margin-top: 16px;
}
.form-success.visible { display: block; }

/* FOOTER */
.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: 40px;
    margin-bottom: 48px;
}
.footer-brand p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
    margin-top: 12px;
    max-width: 260px;
}
.footer-col-title {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--ink);
    margin-bottom: 14px;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul li a {
    font-size: 14px;
    color: var(--body);
    transition: color 0.15s;
}
.footer-col ul li a:hover { color: var(--ink); }
.footer-bottom {
    border-top: 1px solid var(--hairline-soft);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.footer-bottom p {
    font-size: 13px;
    color: var(--muted);
}
.footer-bottom a {
    font-size: 13px;
    color: var(--muted);
    transition: color 0.15s;
}
.footer-bottom a:hover { color: var(--ink); }

/* BREADCRUMB */
.breadcrumb {
    padding: 16px 0;
    border-bottom: 1px solid var(--hairline-soft);
    margin-bottom: 0;
}
.breadcrumb ul {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.breadcrumb li {
    font-size: 13px;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 8px;
}
.breadcrumb li a { color: var(--muted); transition: color 0.15s; }
.breadcrumb li a:hover { color: var(--ink); }
.breadcrumb li::after { content: '/'; color: var(--hairline-strong); }
.breadcrumb li:last-child::after { display: none; }
.breadcrumb li:last-child { color: var(--body); }

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface-card);
    border-top: 1px solid var(--hairline);
    padding: 18px 24px;
    z-index: 1000;
    display: none;
}
.cookie-banner.visible { display: block; }
.cookie-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}
.cookie-text {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
    flex: 1;
    min-width: 240px;
}
.cookie-text a { color: var(--primary); text-decoration: underline; }
.cookie-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}
.btn-cookie-accept {
    background: var(--ink);
    color: var(--canvas);
    font-size: 14px;
    font-weight: 500;
    padding: 9px 18px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: opacity 0.15s;
}
.btn-cookie-accept:hover { opacity: 0.85; }
.btn-cookie-reject {
    background: transparent;
    color: var(--body);
    font-size: 14px;
    font-weight: 500;
    padding: 9px 18px;
    border-radius: 8px;
    border: 1px solid var(--hairline-strong);
    cursor: pointer;
    font-family: inherit;
    transition: border-color 0.15s, color 0.15s;
}
.btn-cookie-reject:hover { border-color: var(--ink); color: var(--ink); }

/* PAGE CONTENT */
.page-hero {
    padding: 64px 0 48px;
    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: 14px;
}
.page-hero p {
    font-size: 17px;
    color: var(--body);
    max-width: 520px;
    line-height: 1.55;
}
.page-hero-meta {
    font-size: 13px;
    color: var(--muted);
    margin-top: 16px;
}
.page-content {
    padding: 64px 0;
    max-width: 760px;
}
.page-content h2 {
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.325px;
    margin: 40px 0 14px;
}
.page-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--ink);
    margin: 28px 0 10px;
}
.page-content p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 16px;
}
.page-content ul, .page-content ol {
    padding-left: 24px;
    margin-bottom: 16px;
}
.page-content ul { list-style: disc; }
.page-content ol { list-style: decimal; }
.page-content li {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 6px;
}
.page-content a { color: var(--primary); }
.page-content a:hover { color: var(--primary-active); }

/* DISCLAIMER */
.disclaimer {
    background: var(--canvas-soft);
    border: 1px solid var(--hairline);
    border-radius: 8px;
    padding: 16px 20px;
    margin: 24px 0;
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .hero h1 { font-size: 56px; letter-spacing: -1.5px; }
    .cards-grid-3 { grid-template-columns: repeat(2, 1fr); }
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { position: static; }
    .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 768px) {
    .hero h1 { font-size: 40px; letter-spacing: -1px; }
    .hero p { font-size: 16px; }
    .hero-image-wrap img { height: 260px; }
    .section-title { font-size: 28px; }
    .article-header h1 { font-size: 34px; letter-spacing: -0.6px; }
    .page-hero h1 { font-size: 34px; }
    .cards-grid-3, .cards-grid-2 { grid-template-columns: 1fr; }
    .info-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .form-wrap { padding: 28px 20px; }
    .nav-links { display: none; }
    .nav-hamburger { display: flex; }
    .article-featured-img img { height: 280px; }
}
@media (max-width: 640px) {
    .hero { padding: 48px 0 44px; }
    .hero h1 { font-size: 32px; letter-spacing: -0.7px; }
    .section { padding: 56px 0; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer { padding: 48px 0 36px; }
    .cookie-inner { flex-direction: column; align-items: flex-start; }
}