@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 {
    --color-canvas: #f7f7f4;
    --color-canvas-soft: #fafaf7;
    --color-surface-card: #ffffff;
    --color-surface-strong: #e6e5e0;
    --color-primary: #f54e00;
    --color-primary-active: #d04200;
    --color-ink: #26251e;
    --color-body: #5a5852;
    --color-muted: #807d72;
    --color-muted-soft: #a09c92;
    --color-on-primary: #ffffff;
    --color-hairline: #e6e5e0;
    --color-hairline-soft: #efeee8;
    --color-hairline-strong: #cfcdc4;
    --color-success: #1f8a65;
    --color-error: #cf2d56;
    --font-sans: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-pill: 9999px;
}

html {
    font-family: var(--font-sans);
    background: var(--color-canvas);
    color: var(--color-body);
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

body {
    background: var(--color-canvas);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

a:hover {
    color: var(--color-primary);
}

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

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

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

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

.nav-logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-ink);
    letter-spacing: -0.02em;
}

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

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

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

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-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(--color-ink);
    border-radius: 2px;
    transition: all 0.2s;
}

.nav-mobile {
    display: none;
    background: var(--color-canvas);
    border-bottom: 1px solid var(--color-hairline);
    padding: 16px 24px;
}

.nav-mobile.open {
    display: block;
}

.nav-mobile ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.nav-mobile a {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-body);
}

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

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

.hero-content {
    max-width: 700px;
}

.hero-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--color-muted);
    background: var(--color-surface-strong);
    padding: 4px 10px;
    border-radius: var(--radius-pill);
    margin-bottom: 20px;
}

.hero-band h1 {
    font-size: 56px;
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -1.5px;
    color: var(--color-ink);
    margin-bottom: 20px;
}

.hero-band p {
    font-size: 16px;
    color: var(--color-body);
    max-width: 520px;
    margin-bottom: 32px;
}

/* CARDS */
.section {
    padding: 80px 0;
}

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

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

.section-body {
    font-size: 16px;
    color: var(--color-body);
    max-width: 580px;
    margin-bottom: 48px;
}

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

.card {
    background: var(--color-surface-card);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color 0.15s;
}

.card:hover {
    border-color: var(--color-hairline-strong);
}

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

.card-body {
    padding: 24px;
}

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

.card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-ink);
    line-height: 1.4;
    margin-bottom: 10px;
}

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

.card-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-primary);
    border-bottom: 1px solid transparent;
}

.card-link:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* ARTICLE PAGE */
.article-hero {
    padding: 64px 0 0;
    background: var(--color-canvas);
    border-bottom: 1px solid var(--color-hairline);
}

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

.article-tag {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--color-muted);
    background: var(--color-surface-strong);
    padding: 4px 10px;
    border-radius: var(--radius-pill);
}

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

.article-hero h1 {
    font-size: 44px;
    font-weight: 400;
    letter-spacing: -0.9px;
    color: var(--color-ink);
    line-height: 1.15;
    max-width: 760px;
    margin-bottom: 16px;
}

.article-hero .lead {
    font-size: 18px;
    color: var(--color-body);
    max-width: 640px;
    margin-bottom: 40px;
}

.article-cover {
    width: 100%;
    max-height: 440px;
    object-fit: cover;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.article-body {
    padding: 64px 0 80px;
}

.article-content {
    max-width: 720px;
}

.article-content h2 {
    font-size: 28px;
    font-weight: 400;
    letter-spacing: -0.4px;
    color: var(--color-ink);
    margin: 48px 0 16px;
    line-height: 1.25;
}

.article-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-ink);
    margin: 32px 0 12px;
}

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

.article-content ul,
.article-content ol {
    padding-left: 24px;
    margin-bottom: 20px;
}

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

.article-content a {
    color: var(--color-primary);
    border-bottom: 1px solid transparent;
}

.article-content a:hover {
    border-color: var(--color-primary);
}

.article-content blockquote {
    border-left: 3px solid var(--color-hairline-strong);
    padding: 12px 20px;
    margin: 24px 0;
    color: var(--color-muted);
    font-size: 15px;
    font-style: italic;
}

.article-sidebar {
    padding-top: 24px;
}

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

.sidebar-card h4 {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: 16px;
}

.sidebar-card ul {
    list-style: none;
    padding: 0;
}

.sidebar-card ul li {
    font-size: 14px;
    color: var(--color-body);
    padding: 8px 0;
    border-bottom: 1px solid var(--color-hairline-soft);
}

.sidebar-card ul li:last-child {
    border-bottom: none;
}

.sidebar-card ul li a {
    color: var(--color-body);
    font-size: 14px;
}

.sidebar-card ul li a:hover {
    color: var(--color-primary);
}

/* INFO BAND */
.info-band {
    background: var(--color-surface-card);
    border-top: 1px solid var(--color-hairline);
    border-bottom: 1px solid var(--color-hairline);
    padding: 64px 0;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.info-item h3 {
    font-size: 22px;
    font-weight: 400;
    letter-spacing: -0.11px;
    color: var(--color-ink);
    margin-bottom: 8px;
}

.info-item p {
    font-size: 14px;
    color: var(--color-body);
    line-height: 1.6;
}

/* ABOUT PAGE */
.page-hero {
    padding: 80px 0 64px;
    border-bottom: 1px solid var(--color-hairline);
}

.page-hero h1 {
    font-size: 48px;
    font-weight: 400;
    letter-spacing: -1px;
    color: var(--color-ink);
    margin-bottom: 16px;
    line-height: 1.15;
}

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

.page-body {
    padding: 64px 0 80px;
}

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

.page-body h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-ink);
    margin: 28px 0 10px;
}

.page-body p {
    font-size: 16px;
    color: var(--color-body);
    line-height: 1.7;
    margin-bottom: 18px;
    max-width: 680px;
}

.page-body ul {
    padding-left: 20px;
    margin-bottom: 18px;
}

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

/* CONTACT FORM */
.contact-section {
    background: var(--color-surface-card);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 560px;
}

.contact-section h2 {
    font-size: 26px;
    font-weight: 400;
    letter-spacing: -0.325px;
    color: var(--color-ink);
    margin-bottom: 8px;
}

.contact-section p {
    font-size: 14px;
    color: var(--color-muted);
    margin-bottom: 28px;
}

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

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-ink);
    margin-bottom: 6px;
    letter-spacing: 0.2px;
}

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

.form-group textarea {
    height: auto;
    min-height: 100px;
    resize: vertical;
}

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

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

.field-error {
    font-size: 12px;
    color: var(--color-error);
    margin-top: 4px;
    display: none;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-on-primary);
    font-size: 14px;
    font-weight: 500;
    padding: 10px 18px;
    height: 40px;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-family: var(--font-sans);
    transition: background 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.form-message.success {
    background: #e6f4ef;
    color: var(--color-success);
    border: 1px solid #b8ddd0;
    display: block;
}

.spinner {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    display: none;
}

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

/* DIVIDER */
.divider {
    border: none;
    border-top: 1px solid var(--color-hairline);
    margin: 0;
}

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

.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(--color-body);
    line-height: 1.6;
    margin-top: 10px;
    max-width: 220px;
}

.footer-col h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-ink);
    margin-bottom: 16px;
    letter-spacing: 0.1px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    font-size: 14px;
    color: var(--color-body);
    transition: color 0.15s;
}

.footer-col ul li a:hover {
    color: var(--color-ink);
}

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

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

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

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

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-ink);
    color: var(--color-canvas);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    max-width: 560px;
    width: calc(100% - 48px);
    display: flex;
    align-items: flex-start;
    gap: 20px;
    z-index: 999;
    box-shadow: 0 4px 24px rgba(38, 37, 30, 0.18);
}

.cookie-banner p {
    font-size: 14px;
    color: var(--color-canvas-soft);
    line-height: 1.5;
    flex: 1;
}

.cookie-banner a {
    color: var(--color-canvas-soft);
    border-bottom: 1px solid rgba(250,250,247,0.4);
}

.cookie-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
    align-items: center;
    margin-top: 2px;
}

.btn-cookie-accept {
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    font-family: var(--font-sans);
    white-space: nowrap;
}

.btn-cookie-reject {
    background: transparent;
    color: var(--color-canvas-soft);
    border: 1px solid rgba(250,250,247,0.3);
    border-radius: var(--radius-md);
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    font-family: var(--font-sans);
    white-space: nowrap;
}

/* BREADCRUMB */
.breadcrumb {
    font-size: 13px;
    color: var(--color-muted);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--color-muted);
}

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

.breadcrumb span {
    color: var(--color-hairline-strong);
}

/* ARTICLE LAYOUT */
.article-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 60px;
    align-items: start;
}

/* INDEX FEATURED IMAGE */
.hero-img-wrap {
    margin-top: 48px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-hairline);
    max-height: 420px;
}

.hero-img-wrap img {
    width: 100%;
    height: 420px;
    object-fit: cover;
}

/* PRIVACY / TERMS */
.legal-body h2 {
    font-size: 22px;
    font-weight: 400;
    letter-spacing: -0.11px;
    color: var(--color-ink);
    margin: 40px 0 12px;
}

.legal-body p {
    font-size: 15px;
    color: var(--color-body);
    line-height: 1.7;
    margin-bottom: 16px;
    max-width: 720px;
}

.legal-body ul {
    padding-left: 20px;
    margin-bottom: 16px;
}

.legal-body li {
    font-size: 15px;
    color: var(--color-body);
    line-height: 1.6;
    margin-bottom: 6px;
}

.disclaimer-box {
    background: var(--color-surface-strong);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    font-size: 14px;
    color: var(--color-muted);
    line-height: 1.6;
    margin: 32px 0;
    max-width: 720px;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .article-layout {
        grid-template-columns: 1fr;
    }

    .article-sidebar {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-hamburger {
        display: flex;
    }

    .hero-band h1 {
        font-size: 36px;
        letter-spacing: -0.8px;
    }

    .section-title {
        font-size: 28px;
    }

    .page-hero h1 {
        font-size: 34px;
    }

    .article-hero h1 {
        font-size: 30px;
    }

    .info-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .cookie-banner {
        flex-direction: column;
        gap: 14px;
    }

    .cookie-actions {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .cards-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .contact-section {
        padding: 24px;
    }

    .hero-band {
        padding: 48px 0;
    }

    .section {
        padding: 56px 0;
    }
}