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

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

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

html { 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 ——— */
.site-nav {
  background: var(--canvas);
  border-bottom: 1px solid var(--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(--ink);
  letter-spacing: -0.02em;
  text-decoration: none;
}

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

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

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

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

.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  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: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  padding: 16px 24px;
  z-index: 99;
}

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

.nav-mobile ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-mobile ul a {
  display: block;
  padding: 10px 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--body);
  border-bottom: 1px solid var(--hairline-soft);
}

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

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-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: 4px 10px;
  margin-bottom: 20px;
}

.hero-title {
  font-size: 48px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -1.2px;
  color: var(--ink);
  margin-bottom: 20px;
}

.hero-desc {
  font-size: 18px;
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 32px;
  max-width: 460px;
}

.hero-img {
  border-radius: 12px;
  border: 1px solid var(--hairline);
  overflow: hidden;
  aspect-ratio: 4/3;
  object-fit: cover;
  width: 100%;
}

/* ——— SECTIONS ——— */
.section { padding: 80px 0; }
.section-alt { background: var(--canvas-soft); }
.section-title {
  font-size: 36px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.72px;
  color: var(--ink);
  margin-bottom: 8px;
}
.section-subtitle {
  font-size: 16px;
  color: var(--muted);
  margin-bottom: 48px;
}
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

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

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

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

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

.card-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.card-body { padding: 24px; }

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

.card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
  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: 1.6;
  margin-bottom: 16px;
}

.card-meta {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-meta::before {
  content: '';
  display: block;
  width: 1px;
  height: 12px;
  background: var(--hairline);
}

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

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

.feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  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;
}

.feature-text {
  font-size: 14px;
  color: var(--body);
  line-height: 1.6;
}

/* ——— ARTICLE LAYOUT ——— */
.article-header { padding: 64px 0 48px; }

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

.article-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 16px;
}

.article-title {
  font-size: 42px;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.84px;
  color: var(--ink);
  margin-bottom: 20px;
}

.article-lead {
  font-size: 18px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 24px;
}

.article-meta {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--hairline);
}

.article-cover {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--hairline);
  margin-bottom: 48px;
}

.article-body {
  max-width: 760px;
  margin: 0 auto;
  padding-bottom: 80px;
}

.article-body h2 {
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.325px;
  color: var(--ink);
  margin: 48px 0 16px;
  line-height: 1.3;
}

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

.article-body p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 20px;
  letter-spacing: 0.08px;
}

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

.article-body li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 6px;
}

.article-body figure {
  margin: 40px 0;
}

.article-body figure img {
  border-radius: 8px;
  border: 1px solid var(--hairline);
  width: 100%;
}

.article-body figcaption {
  font-size: 13px;
  color: var(--muted);
  margin-top: 10px;
  line-height: 1.4;
}

.info-box {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--ink);
  border-radius: 8px;
  padding: 20px 24px;
  margin: 32px 0;
}

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

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 32px 0;
  font-size: 14px;
}

.data-table th {
  text-align: left;
  padding: 12px 16px;
  background: var(--surface-strong);
  color: var(--ink);
  font-weight: 600;
  border-bottom: 1px solid var(--hairline);
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--hairline-soft);
  color: var(--body);
}

.data-table tr:last-child td { border-bottom: none; }

/* ——— DIVIDER ——— */
hr.divider {
  border: none;
  border-top: 1px solid var(--hairline);
  margin: 48px 0;
}

/* ——— BREADCRUMB ——— */
.breadcrumb {
  padding: 16px 0;
  font-size: 13px;
  color: var(--muted);
}

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

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

.form-wrapper {
  max-width: 580px;
  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-input,
.form-textarea {
  width: 100%;
  background: var(--surface-card);
  color: var(--ink);
  border: 1px solid var(--hairline-strong);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 15px;
  font-family: inherit;
  transition: border-color 0.15s;
  outline: none;
}

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

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

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

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

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

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-card);
  color: var(--ink);
  border: 1px solid var(--hairline-strong);
  border-radius: 8px;
  padding: 10px 18px;
  height: 40px;
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: border-color 0.15s;
  text-decoration: none;
}

.btn-secondary:hover { border-color: var(--ink); color: var(--ink); }

.form-message {
  display: none;
  padding: 14px 18px;
  border-radius: 8px;
  font-size: 14px;
  margin-top: 16px;
}

.form-message.success {
  background: #e8f5f0;
  color: var(--success);
  border: 1px solid #b2d8cc;
}

/* ——— COOKIE BANNER ——— */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--ink);
  color: var(--canvas);
  padding: 20px 24px;
  z-index: 999;
  display: none;
}

.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);
  flex: 1;
  min-width: 260px;
}

.cookie-text a { color: #f7f7f4; text-decoration: underline; }

.cookie-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

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

.btn-cookie-reject {
  background: transparent;
  color: var(--canvas);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
}

/* ——— 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;
  gap: 40px;
  margin-bottom: 48px;
}

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

.footer-brand-name span { color: var(--primary); }

.footer-tagline {
  font-size: 14px;
  color: var(--body);
  line-height: 1.6;
  max-width: 220px;
}

.footer-col h4 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a {
  font-size: 14px;
  color: var(--body);
  transition: color 0.15s;
}
.footer-col ul a:hover { color: var(--ink); }

.footer-bottom {
  border-top: 1px solid var(--hairline);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

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

.footer-legal {
  display: flex;
  gap: 20px;
}

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

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

/* ——— ABOUT PAGE ——— */
.page-header {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 64px;
}

.page-title {
  font-size: 42px;
  font-weight: 400;
  letter-spacing: -0.84px;
  color: var(--ink);
  margin-bottom: 16px;
}

.page-lead {
  font-size: 18px;
  color: var(--body);
  max-width: 640px;
  line-height: 1.6;
}

.page-body {
  max-width: 760px;
  margin: 0 auto;
  padding-bottom: 80px;
}

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

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

.page-body p {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 18px;
  letter-spacing: 0.08px;
}

.page-body ul, .page-body ol {
  padding-left: 24px;
  margin-bottom: 18px;
}

.page-body li {
  font-size: 16px;
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 6px;
}

.page-body a { color: var(--ink); text-decoration: underline; text-decoration-color: var(--hairline-strong); }
.page-body a:hover { color: var(--primary); }

/* ——— RELATED ARTICLES ——— */
.related-section {
  padding: 64px 0;
  border-top: 1px solid var(--hairline);
}

.related-title {
  font-size: 22px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.11px;
  margin-bottom: 32px;
}

/* ——— UTILITIES ——— */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0 !important; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }

/* ——— RESPONSIVE ——— */
@media (max-width: 1024px) {
  .hero-title { font-size: 40px; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-title { font-size: 32px; letter-spacing: -0.72px; }
  .hero-desc { font-size: 16px; }
  .hero-img { display: none; }
  .section-title { font-size: 26px; }
  .article-title { font-size: 28px; }
  .card-grid { grid-template-columns: 1fr; }
  .card-grid-2 { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .page-title { font-size: 28px; }
  .article-body h2, .page-body h2 { font-size: 22px; }
  .cookie-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
  .section { padding: 56px 0; }
  .hero { padding: 56px 0; }
  .container { padding: 0 16px; }
}