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

:root {
    --canvas: #f7f7f4;
    --canvas-soft: #fafaf7;
    --surface-card: #ffffff;
    --surface-strong: #e6e5e0;
    --primary: #f54e00;
    --primary-active: #d04200;
    --hairline: #e6e5e0;
    --hairline-soft: #efeee8;
    --hairline-strong: #cfcdc4;
    --ink: #26251e;
    --body: #5a5852;
    --body-strong: #26251e;
    --muted: #807d72;
    --muted-soft: #a09c92;
    --on-primary: #ffffff;
    --semantic-success: #1f8a65;
    --semantic-error: #cf2d56;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
    background-color: 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;
    -webkit-font-smoothing: antialiased;
}

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;
}

/* TOP NAV */
.top-nav {
    background-color: 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;
    justify-content: space-between;
    height: 100%;
}

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

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}

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

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

.nav-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
}

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

/* HERO */
.hero-band {
    padding: 80px 0;
    background-color: var(--canvas);
    border-bottom: 1px solid var(--hairline);
}

.hero-band h1 {
    font-size: 56px;
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -1.5px;
    color: var(--ink);
    max-width: 780px;
    margin-bottom: 20px;
}

.hero-band .hero-sub {
    font-size: 18px;
    color: var(--body);
    max-width: 600px;
    margin-bottom: 16px;
    line-height: 1.6;
}

.hero-band .hero-meta {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 40px;
}

.hero-image-wrap {
    margin-top: 48px;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--hairline);
    max-height: 420px;
}

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

/* BADGE PILL */
.badge-pill {
    display: inline-block;
    background: var(--surface-strong);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    border-radius: 9999px;
    padding: 4px 10px;
    margin-bottom: 20px;
}

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

.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;
    line-height: 1.2;
    letter-spacing: -0.72px;
    color: var(--ink);
    margin-bottom: 16px;
}

.section-lead {
    font-size: 16px;
    color: var(--body);
    max-width: 640px;
    line-height: 1.6;
    margin-bottom: 48px;
}

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

.article-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color 0.15s;
}

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

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

.article-card-body {
    padding: 24px;
}

.article-card-tag {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 10px;
}

.article-card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.35;
    margin-bottom: 10px;
}

.article-card-excerpt {
    font-size: 14px;
    color: var(--body);
    line-height: 1.55;
    margin-bottom: 16px;
}

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

/* INFO CARDS GRID */
.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.info-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    padding: 24px;
}

.info-card-num {
    font-size: 36px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.72px;
    margin-bottom: 8px;
}

.info-card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 8px;
}

.info-card-text {
    font-size: 14px;
    color: var(--body);
    line-height: 1.55;
}

/* ARTICLE PAGE */
.article-page {
    padding: 60px 0 80px;
}

.article-header {
    max-width: 760px;
    margin: 0 auto 40px;
}

.article-header h1 {
    font-size: 40px;
    font-weight: 400;
    letter-spacing: -0.9px;
    color: var(--ink);
    line-height: 1.2;
    margin-bottom: 16px;
}

.article-header .article-meta {
    font-size: 13px;
    color: var(--muted);
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.article-hero-img {
    width: 100%;
    max-height: 440px;
    object-fit: cover;
    border-radius: 12px;
    border: 1px solid var(--hairline);
    margin-bottom: 48px;
}

.article-body {
    max-width: 760px;
    margin: 0 auto;
    font-size: 16px;
    color: var(--body);
    line-height: 1.75;
}

.article-body h2 {
    font-size: 26px;
    font-weight: 400;
    letter-spacing: -0.3px;
    color: var(--ink);
    margin: 40px 0 16px;
}

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

.article-body p { margin-bottom: 20px; }

.article-body ul, .article-body ol {
    margin: 0 0 20px 24px;
}

.article-body li { margin-bottom: 8px; }

.article-body a {
    color: var(--ink);
    text-decoration: underline;
    text-underline-offset: 3px;
}

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

.article-body blockquote {
    border-left: 3px solid var(--hairline-strong);
    padding: 16px 20px;
    margin: 28px 0;
    background: var(--surface-card);
    border-radius: 0 8px 8px 0;
    font-size: 15px;
    color: var(--body);
}

.article-body .info-box {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    padding: 24px;
    margin: 28px 0;
}

.article-body .info-box h4 {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 12px;
}

.article-source {
    max-width: 760px;
    margin: 40px auto 0;
    padding-top: 24px;
    border-top: 1px solid var(--hairline);
    font-size: 13px;
    color: var(--muted);
}

.article-source a { color: var(--muted); text-decoration: underline; text-underline-offset: 2px; }

/* CONTACT FORM */
.contact-section {
    padding: 80px 0;
    background: var(--canvas);
}

.form-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    padding: 40px;
    max-width: 600px;
    margin: 0 auto;
}

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

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

.form-control {
    width: 100%;
    background: var(--surface-card);
    border: 1px solid var(--hairline-strong);
    border-radius: 8px;
    padding: 12px 16px;
    height: 44px;
    font-size: 16px;
    color: var(--ink);
    font-family: inherit;
    transition: border-color 0.15s;
    outline: none;
}

.form-control::placeholder { color: var(--muted-soft); }

.form-control:focus {
    border-color: var(--ink);
}

.form-control.is-invalid { border-color: var(--semantic-error); }

.form-error {
    font-size: 13px;
    color: var(--semantic-error);
    margin-top: 4px;
    display: none;
}

.form-error.visible { display: block; }

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

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

.form-success {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 8px;
    padding: 16px 20px;
    color: var(--semantic-success);
    font-size: 15px;
    margin-top: 16px;
    display: none;
}

.form-success.visible { display: block; }

/* FOOTER */
.site-footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 48px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 10px;
}

.footer-brand-desc {
    font-size: 14px;
    color: var(--body);
    line-height: 1.55;
    max-width: 260px;
}

.footer-col-title {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 14px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

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

.footer-links 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;
    flex-wrap: wrap;
    gap: 12px;
}

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

.footer-disclaimer {
    font-size: 12px;
    color: var(--muted-soft);
    max-width: 500px;
    text-align: right;
    line-height: 1.5;
}

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--ink);
    color: var(--canvas);
    padding: 20px 24px;
    z-index: 9999;
    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(--canvas);
    line-height: 1.55;
    flex: 1;
    min-width: 280px;
}

.cookie-text a {
    color: var(--canvas);
    text-decoration: underline;
    text-underline-offset: 2px;
}

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

.btn-cookie-accept {
    background: var(--primary);
    color: var(--on-primary);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.btn-cookie-reject {
    background: transparent;
    color: var(--canvas);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    border: 1px solid rgba(247,247,244,0.3);
    cursor: pointer;
    font-family: inherit;
}

/* STATIC PAGES */
.static-page {
    max-width: 760px;
    margin: 0 auto;
    padding: 60px 24px 80px;
}

.static-page h1 {
    font-size: 40px;
    font-weight: 400;
    letter-spacing: -0.9px;
    color: var(--ink);
    margin-bottom: 8px;
}

.static-page .page-meta {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--hairline);
}

.static-page h2 {
    font-size: 22px;
    font-weight: 400;
    color: var(--ink);
    margin: 36px 0 12px;
}

.static-page p { font-size: 16px; color: var(--body); line-height: 1.75; margin-bottom: 16px; }
.static-page ul { margin: 0 0 16px 24px; }
.static-page li { font-size: 16px; color: var(--body); line-height: 1.75; margin-bottom: 6px; }

/* BREADCRUMBS */
.breadcrumbs {
    padding: 16px 0;
    border-bottom: 1px solid var(--hairline-soft);
    font-size: 13px;
    color: var(--muted);
}

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

/* LOADING SPINNER */
.spinner {
    display: inline-block;
    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;
}

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

/* RESPONSIVE */
@media (max-width: 1024px) {
    .articles-grid { grid-template-columns: repeat(2, 1fr); }
    .info-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .hero-band h1 { font-size: 44px; }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--canvas);
        border-bottom: 1px solid var(--hairline);
        padding: 20px 24px;
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }

    .nav-menu.open { display: flex; }
    .nav-hamburger { display: flex; }

    .top-nav .container { position: relative; }

    .hero-band h1 { font-size: 32px; letter-spacing: -1px; }
    .section-title { font-size: 28px; }
    .articles-grid { grid-template-columns: 1fr; }
    .info-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-disclaimer { text-align: left; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .article-header h1 { font-size: 30px; }
    .static-page h1 { font-size: 30px; }
    .form-card { padding: 24px; }
}

@media (max-width: 640px) {
    .hero-band { padding: 48px 0; }
    .section { padding: 48px 0; }
    .hero-image-wrap img { height: 220px; }
}