@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;900&display=swap');

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

:root {
  --black: #0e0f0c;
  --green: #9fe870;
  --green-dark: #163300;
  --green-light: #e2f6d5;
  --green-mint: #cdffad;
  --gray: #868685;
  --gray-dark: #454745;
  --surface: #e8ebe6;
  --white: #ffffff;
  --radius-pill: 9999px;
  --radius-card: 30px;
  --radius-sm: 16px;
  --shadow-ring: rgba(14,15,12,0.12) 0px 0px 0px 1px;
}

html { font-size: 18px; scroll-behavior: smooth; }

body {
  font-family: 'Inter', Helvetica, Arial, sans-serif;
  font-weight: 400;
  font-feature-settings: "calt";
  color: var(--black);
  background: var(--white);
  line-height: 1.44;
  letter-spacing: 0.18px;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

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

/* ── HEADER ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid rgba(14,15,12,0.10);
}

.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-logo {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: var(--black);
  font-feature-settings: "calt";
}

.site-logo span {
  color: var(--green-dark);
}

/* ── NAV ── */
.site-nav { display: flex; align-items: center; gap: 4px; }

.site-nav a {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--gray-dark);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  transition: background 0.15s;
  font-feature-settings: "calt";
}

.site-nav a:hover { background: rgba(211,242,192,0.4); }
.site-nav a.active { color: var(--black); }

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

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

/* ── HERO ── */
.hero {
  padding: 80px 0 64px;
  background: var(--white);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--green-dark);
  background: var(--green-light);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}

.hero h1 {
  font-family: 'Inter', sans-serif;
  font-size: 4rem;
  font-weight: 900;
  line-height: 0.92;
  letter-spacing: -2px;
  color: var(--black);
  font-feature-settings: "calt";
  margin-bottom: 24px;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--gray-dark);
  font-weight: 400;
  line-height: 1.6;
  max-width: 440px;
  margin-bottom: 32px;
}

.hero-meta {
  font-size: 0.78rem;
  color: var(--gray);
  font-weight: 600;
}

.hero-img {
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-ring);
  aspect-ratio: 4/3;
}

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

/* ── SECTION TITLES ── */
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--green-dark);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -1.5px;
  color: var(--black);
  font-feature-settings: "calt";
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--gray-dark);
  max-width: 540px;
  line-height: 1.6;
}

/* ── ARTICLES SECTION ── */
.articles-section { padding: 80px 0; }

.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.article-card {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-ring);
  overflow: hidden;
  transition: transform 0.2s;
  background: var(--white);
}

.article-card:hover { transform: translateY(-4px); }

.article-card-img {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.article-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.article-card:hover .article-card-img img { transform: scale(1.04); }

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

.card-tag {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--green-dark);
  background: var(--green-light);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  display: inline-block;
  margin-bottom: 12px;
}

.article-card-body h3 {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.3px;
  color: var(--black);
  margin-bottom: 10px;
  font-feature-settings: "calt";
}

.article-card-body p {
  font-size: 0.88rem;
  color: var(--gray-dark);
  line-height: 1.55;
  margin-bottom: 16px;
}

.card-meta {
  font-size: 0.75rem;
  color: var(--gray);
  font-weight: 600;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--green-dark);
  margin-top: 14px;
}

.card-link:hover { text-decoration: underline; }

/* ── TIPS SECTION ── */
.tips-section {
  padding: 80px 0;
  background: var(--black);
  color: var(--white);
}

.tips-section .section-label { color: var(--green); }
.tips-section .section-title { color: var(--white); }
.tips-section .section-subtitle { color: rgba(255,255,255,0.65); }

.tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.tip-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 28px;
}

.tip-num {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--green);
  line-height: 1;
  margin-bottom: 14px;
  font-feature-settings: "calt";
}

.tip-card h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 10px;
  letter-spacing: -0.2px;
}

.tip-card p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
}

/* ── CONTACT SECTION ── */
.contact-section { padding: 80px 0; background: var(--surface); }

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

.contact-info h2 {
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -1.2px;
  color: var(--black);
  font-feature-settings: "calt";
  margin-bottom: 16px;
}

.contact-info p {
  font-size: 0.95rem;
  color: var(--gray-dark);
  line-height: 1.65;
}

.contact-form {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 40px;
  box-shadow: var(--shadow-ring);
}

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

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 6px;
  letter-spacing: -0.1px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(14,15,12,0.20);
  border-radius: 10px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--black);
  background: var(--white);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  font-feature-settings: "calt";
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--green);
  box-shadow: rgb(134,134,133) 0px 0px 0px 1px inset;
}

.form-group textarea { resize: vertical; min-height: 110px; }

.btn-submit {
  display: inline-block;
  background: var(--green);
  color: var(--green-dark);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  width: 100%;
  font-feature-settings: "calt";
  transition: transform 0.15s;
  letter-spacing: -0.1px;
}

.btn-submit:hover { transform: scale(1.03); }
.btn-submit:active { transform: scale(0.97); }

.form-notice {
  font-size: 0.75rem;
  color: var(--gray);
  margin-top: 12px;
  line-height: 1.5;
}

#form-message {
  display: none;
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: 10px;
  background: var(--green-light);
  color: var(--green-dark);
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid rgba(159,232,112,0.5);
}

/* ── ARTICLE PAGE ── */
.article-hero {
  padding: 56px 0 40px;
  border-bottom: 1px solid rgba(14,15,12,0.10);
}

.article-hero-inner { max-width: 760px; }

.breadcrumb {
  font-size: 0.8rem;
  color: var(--gray);
  font-weight: 600;
  margin-bottom: 20px;
}

.breadcrumb a { color: var(--gray-dark); }
.breadcrumb a:hover { color: var(--black); }
.breadcrumb span { margin: 0 6px; }

.article-hero h1 {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -1.5px;
  color: var(--black);
  font-feature-settings: "calt";
  margin-bottom: 20px;
}

.article-meta {
  font-size: 0.8rem;
  color: var(--gray);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.article-meta .tag {
  background: var(--green-light);
  color: var(--green-dark);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

.article-body {
  padding: 56px 0 80px;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 64px;
  align-items: start;
}

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

.article-content h2 {
  font-size: 1.6rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.8px;
  color: var(--black);
  font-feature-settings: "calt";
  margin: 40px 0 16px;
}

.article-content h3 {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--black);
  margin: 28px 0 12px;
}

.article-content p {
  font-size: 1rem;
  color: var(--gray-dark);
  line-height: 1.7;
  margin-bottom: 18px;
}

.article-content ul, .article-content ol {
  padding-left: 22px;
  margin-bottom: 18px;
}

.article-content li {
  font-size: 1rem;
  color: var(--gray-dark);
  line-height: 1.65;
  margin-bottom: 8px;
}

.article-content .note-box {
  background: var(--green-light);
  border-left: 4px solid var(--green);
  padding: 18px 22px;
  border-radius: 0 10px 10px 0;
  margin: 28px 0;
}

.article-content .note-box p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--green-dark);
  font-weight: 600;
}

.article-content figure {
  margin: 32px 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-ring);
}

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

.article-content figcaption {
  font-size: 0.8rem;
  color: var(--gray);
  padding: 10px 14px;
  background: var(--surface);
  font-weight: 600;
}

.sidebar {
  position: sticky;
  top: 80px;
}

.sidebar-card {
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-ring);
  padding: 24px;
  margin-bottom: 20px;
}

.sidebar-card h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 14px;
  letter-spacing: -0.2px;
}

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

.sidebar-card ul li {
  border-bottom: 1px solid rgba(14,15,12,0.08);
  padding: 10px 0;
}

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

.sidebar-card ul li a {
  font-size: 0.88rem;
  color: var(--gray-dark);
  font-weight: 600;
  transition: color 0.15s;
}

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

.toc-list { list-style: none; padding: 0; counter-reset: toc; }

.toc-list li {
  counter-increment: toc;
  padding: 8px 0;
  border-bottom: 1px solid rgba(14,15,12,0.08);
  font-size: 0.85rem;
}

.toc-list li:last-child { border-bottom: none; }

.toc-list li a {
  color: var(--gray-dark);
  font-weight: 600;
  transition: color 0.15s;
}

.toc-list li a:hover { color: var(--black); }

/* ── ABOUT / STATIC PAGES ── */
.page-hero {
  padding: 64px 0 48px;
  border-bottom: 1px solid rgba(14,15,12,0.10);
}

.page-hero h1 {
  font-size: 3rem;
  font-weight: 900;
  line-height: 0.92;
  letter-spacing: -1.5px;
  color: var(--black);
  font-feature-settings: "calt";
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.05rem;
  color: var(--gray-dark);
  max-width: 600px;
  line-height: 1.6;
}

.page-body {
  padding: 56px 0 80px;
  max-width: 760px;
}

.page-body h2 {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.8px;
  color: var(--black);
  font-feature-settings: "calt";
  margin: 40px 0 14px;
}

.page-body h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--black);
  margin: 24px 0 10px;
}

.page-body p {
  font-size: 1rem;
  color: var(--gray-dark);
  line-height: 1.7;
  margin-bottom: 16px;
}

.page-body ul, .page-body ol {
  padding-left: 22px;
  margin-bottom: 16px;
}

.page-body li {
  font-size: 1rem;
  color: var(--gray-dark);
  line-height: 1.65;
  margin-bottom: 8px;
}

/* ── FOOTER ── */
.site-footer {
  background: var(--black);
  color: rgba(255,255,255,0.65);
  padding: 56px 0 32px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .site-logo {
  color: var(--white);
  margin-bottom: 14px;
  display: block;
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.65;
  max-width: 280px;
}

.footer-col h5 {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}

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

.footer-col ul li { margin-bottom: 8px; }

.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.15s;
}

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

.footer-bottom {
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

.footer-bottom a {
  color: rgba(255,255,255,0.5);
  font-size: 0.8rem;
}

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

/* ── COOKIE BANNER ── */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: var(--black);
  color: var(--white);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  border-top: 2px solid var(--green);
}

#cookie-banner p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.55;
  flex: 1;
  min-width: 240px;
}

#cookie-banner p a { color: var(--green); text-decoration: underline; }

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

.btn-cookie-accept {
  background: var(--green);
  color: var(--green-dark);
  border: none;
  border-radius: var(--radius-pill);
  padding: 10px 22px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: transform 0.15s;
}

.btn-cookie-accept:hover { transform: scale(1.04); }

.btn-cookie-reject {
  background: transparent;
  color: rgba(255,255,255,0.65);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-pill);
  padding: 10px 22px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: border-color 0.15s;
}

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

/* ── SCHEMA-ORG hidden ── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ── RESPONSIVE ── */
@media (max-width: 992px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero h1 { font-size: 3rem; }
  .hero-img { display: none; }
  .articles-grid { grid-template-columns: repeat(2, 1fr); }
  .tips-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .article-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 576px) {
  .hero h1 { font-size: 2.2rem; }
  .section-title { font-size: 1.8rem; }
  .articles-grid { grid-template-columns: 1fr; }
  .tips-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .nav-toggle { display: flex; }
  .site-nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid rgba(14,15,12,0.10);
    padding: 16px 24px;
    gap: 4px;
    align-items: flex-start;
  }
  .site-nav.open { display: flex; }
  .article-hero h1 { font-size: 2rem; }
  .page-hero h1 { font-size: 2rem; }
}