/* ============================================================
   SOIL EDU — Global Design System
   Organic · Educational · Nature-Inspired
   Fonts: Fraunces (display) + DM Sans (body)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,600;0,9..144,800;1,9..144,400&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&display=swap');

/* ── TOKENS ─────────────────────────────────────────────── */
:root {
  --green-900: #0d2b1f;
  --green-800: #1a4a32;
  --green-700: #1f5c3e;
  --green-600: #2d6a4f;
  --green-500: #40916c;
  --green-400: #52b788;
  --green-300: #74c69d;
  --green-200: #b7e4c7;
  --green-100: #d8f3dc;
  --green-50:  #f0faf3;

  --brown-900: #3b1f0d;
  --brown-800: #5c3416;
  --brown-700: #7a4520;
  --brown-600: #8b5e3c;
  --brown-500: #a67c52;
  --brown-400: #c49a6c;
  --brown-300: #ddb892;
  --brown-200: #eddabd;
  --brown-100: #f5ece0;
  --brown-50:  #fdf8f2;

  --gold-600:  #b5810d;
  --gold-500:  #d4a017;
  --gold-400:  #e8b931;
  --gold-300:  #f5cf6b;
  --gold-200:  #fae09e;
  --gold-100:  #fef3d0;

  --purple-700: #4a3170;
  --purple-600: #6a4c9c;
  --purple-500: #8b67c4;
  --purple-300: #c77dff;
  --purple-100: #ede4f8;

  --soil-dark:  #3d2b1f;
  --soil-mid:   #6b4226;
  --soil-light: #a0785a;

  --cream:      #fefbf6;
  --white:      #ffffff;
  --text-dark:  #1a1a1a;
  --text-mid:   #3d3d3d;
  --text-muted: #6b6b6b;
  --text-light: #9a9a9a;
  --border:     rgba(43,78,60,0.12);
  --border-mid: rgba(43,78,60,0.22);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --radius-pill:9999px;

  --shadow-sm:  0 2px 8px rgba(0,0,0,0.06);
  --shadow-md:  0 4px 20px rgba(0,0,0,0.10);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.14);
  --shadow-green: 0 8px 32px rgba(45,106,79,0.18);

  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);

  --container: 1140px;
  --container-sm: 760px;
}

/* ── RESET ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--text-dark);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }

/* ── TYPOGRAPHY ─────────────────────────────────────────── */
.display-xl { font-family: var(--font-display); font-size: clamp(3rem,7vw,5.5rem); font-weight: 800; line-height: 1.05; letter-spacing: -0.02em; }
.display-lg { font-family: var(--font-display); font-size: clamp(2.2rem,5vw,3.8rem); font-weight: 800; line-height: 1.1;  letter-spacing: -0.02em; }
.display-md { font-family: var(--font-display); font-size: clamp(1.6rem,3.5vw,2.6rem); font-weight: 600; line-height: 1.2;  letter-spacing: -0.015em; }
.display-sm { font-family: var(--font-display); font-size: clamp(1.2rem,2.5vw,1.8rem); font-weight: 600; line-height: 1.3; }

h1, h2, h3, h4, h5 { font-family: var(--font-display); }
h1 { font-size: clamp(2rem,4.5vw,3.2rem); font-weight: 800; line-height: 1.1; }
h2 { font-size: clamp(1.5rem,3vw,2.2rem); font-weight: 600; line-height: 1.2; }
h3 { font-size: clamp(1.1rem,2vw,1.5rem); font-weight: 600; line-height: 1.3; }
h4 { font-size: 1.1rem; font-weight: 600; }
p  { font-size: 1rem; line-height: 1.75; color: var(--text-mid); }
.lead { font-size: 1.15rem; line-height: 1.8; color: var(--text-mid); }
.caption { font-size: 0.8rem; color: var(--text-muted); letter-spacing: 0.03em; }
.eyebrow { font-family: var(--font-body); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--green-500); }

/* ── LAYOUT ─────────────────────────────────────────────── */
.container { max-width: var(--container); margin: 0 auto; padding: 0 2rem; }
.container-sm { max-width: var(--container-sm); margin: 0 auto; padding: 0 2rem; }
.section { padding: 5rem 0; }
.section-sm { padding: 3rem 0; }
.section-lg { padding: 7rem 0; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-1 { gap: 0.5rem; } .gap-2 { gap: 1rem; } .gap-3 { gap: 1.5rem; } .gap-4 { gap: 2rem; }
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; } .mt-6 { margin-top: 3rem; } .mt-8 { margin-top: 4rem; }
.mb-1 { margin-bottom: 0.5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; } .mb-6 { margin-bottom: 3rem; }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.75rem; border-radius: var(--radius-pill);
  font-family: var(--font-body); font-size: 0.95rem; font-weight: 600;
  transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: var(--green-600); color: var(--white);
  box-shadow: var(--shadow-green);
}
.btn-primary:hover { background: var(--green-700); transform: translateY(-2px); box-shadow: 0 12px 36px rgba(45,106,79,0.28); }
.btn-secondary {
  background: var(--white); color: var(--green-700);
  border: 2px solid var(--green-200);
}
.btn-secondary:hover { border-color: var(--green-500); background: var(--green-50); transform: translateY(-2px); }
.btn-gold {
  background: var(--gold-500); color: var(--white);
  box-shadow: 0 8px 24px rgba(212,160,23,0.28);
}
.btn-gold:hover { background: var(--gold-600); transform: translateY(-2px); }
.btn-ghost { color: var(--green-600); border: 2px solid transparent; }
.btn-ghost:hover { border-color: var(--green-200); background: var(--green-50); }
.btn-sm { padding: 0.5rem 1.25rem; font-size: 0.85rem; }
.btn-lg { padding: 1rem 2.5rem; font-size: 1.05rem; }

/* ── BADGE / PILL ────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 0.3rem;
  padding: 0.25rem 0.75rem; border-radius: var(--radius-pill);
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.04em;
}
.badge-green  { background: var(--green-100);  color: var(--green-800); }
.badge-brown  { background: var(--brown-100);  color: var(--brown-800); }
.badge-gold   { background: var(--gold-100);   color: var(--gold-600); }
.badge-purple { background: var(--purple-100); color: var(--purple-700); }
.badge-soil   { background: var(--brown-200);  color: var(--soil-dark); }

/* ── CARDS ───────────────────────────────────────────────── */
.card {
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--border); overflow: hidden;
  transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--border-mid); }
.card-body { padding: 1.5rem; }
.card-img { width: 100%; height: 200px; object-fit: cover; }

/* ── SECTION HEADERS ─────────────────────────────────────── */
.section-header { margin-bottom: 3rem; }
.section-header.center { text-align: center; }
.section-header h2 { color: var(--green-800); margin-top: 0.5rem; }
.section-header p { margin-top: 0.75rem; max-width: 600px; }
.section-header.center p { margin-inline: auto; }

/* ── DIVIDER ─────────────────────────────────────────────── */
.divider-soil {
  height: 80px; overflow: hidden; line-height: 0;
}
.divider-soil svg { display: block; width: 100%; height: 100%; }

/* ── SOIL TEXTURE BG ─────────────────────────────────────── */
.bg-soil { background: linear-gradient(180deg, var(--brown-800) 0%, var(--soil-dark) 100%); }
.bg-green { background: var(--green-600); }
.bg-green-light { background: var(--green-50); }
.bg-cream { background: var(--cream); }
.bg-white { background: var(--white); }
.bg-dark  { background: var(--green-900); }

/* ── NAV ──────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(254,251,246,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; max-width: var(--container); margin: 0 auto; padding: 0 2rem;
}
.nav-logo {
  display: flex; align-items: center; gap: 0.6rem;
}
.nav-logo-mark {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--green-600); display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.nav-logo-text {
  font-family: var(--font-display); font-weight: 800; font-size: 1.4rem;
  color: var(--green-800); letter-spacing: -0.03em;
}
.nav-logo-text span { color: var(--green-500); }
.nav-links { display: flex; align-items: center; gap: 0.25rem; }
.nav-link {
  padding: 0.5rem 0.9rem; border-radius: var(--radius-sm);
  font-size: 0.88rem; font-weight: 500; color: var(--text-mid);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--green-700); background: var(--green-50); }
.nav-link.rangers { color: var(--purple-600); }
.nav-link.rangers:hover { background: var(--purple-100); }
.nav-cta { margin-left: 0.75rem; }
.nav-hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; cursor: pointer; }
.nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--green-700); border-radius: 2px; transition: var(--transition); }

/* ── FOOTER ──────────────────────────────────────────────── */
.footer {
  background: var(--green-900);
  color: var(--green-200);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem; padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand p { font-size: 0.9rem; margin-top: 1rem; color: var(--green-300); opacity: 0.8; line-height: 1.7; }
.footer-col h5 { font-family: var(--font-body); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--green-400); margin-bottom: 1rem; }
.footer-col a { display: block; font-size: 0.88rem; color: var(--green-200); opacity: 0.75; margin-bottom: 0.5rem; transition: var(--transition); }
.footer-col a:hover { opacity: 1; color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 1.5rem; font-size: 0.8rem; color: var(--green-300); opacity: 0.6; flex-wrap: wrap; gap: 1rem; }
.footer-socials { display: flex; gap: 0.75rem; margin-top: 1.2rem; }
.footer-social { width: 36px; height: 36px; border-radius: var(--radius-sm); background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; font-size: 0.9rem; color: var(--green-200); transition: var(--transition); }
.footer-social:hover { background: var(--green-600); color: var(--white); }

/* ── HERO ─────────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden;
  min-height: 92vh;
  display: flex; flex-direction: column;
}
.hero-above {
  background: linear-gradient(160deg, #e8f5e2 0%, #c8e6c9 40%, #a5d6a7 100%);
  flex: 1; position: relative; display: flex; align-items: center;
  padding: 5rem 0 3rem;
}
.hero-below {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, #5d3a1a 0%, #3b2510 40%, #261808 100%);
  height: 340px;
}
.hero-content { position: relative; z-index: 2; max-width: var(--container); margin: 0 auto; padding: 0 2rem; }
.hero-tagline { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase; color: var(--green-700); background: var(--green-100); display: inline-block; padding: 0.35rem 1rem; border-radius: var(--radius-pill); margin-bottom: 1.2rem; }
.hero-title { font-family: var(--font-display); font-size: clamp(3rem,6vw,5rem); font-weight: 800; line-height: 1.05; letter-spacing: -0.025em; color: var(--green-900); }
.hero-title em { font-style: italic; color: var(--green-600); }
.hero-subtitle { font-size: 1.15rem; color: var(--green-800); margin: 1.5rem 0 2rem; max-width: 540px; line-height: 1.75; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-scene { position: absolute; right: 0; top: 0; height: 100%; width: 50%; pointer-events: none; }

/* ── UNDERGROUND ILLUSTRATION ───────────────────────────── */
.underground { width: 100%; height: 100%; position: relative; }
.soil-layer { position: absolute; left: 0; right: 0; }
.roots-svg { position: absolute; top: 0; left: 0; right: 0; bottom: 0; }

/* ── PAGE HERO (inner pages) ─────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--green-800) 0%, var(--green-600) 60%, var(--green-500) 100%);
  padding: 5rem 0 4rem; position: relative; overflow: hidden;
  color: var(--white);
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.page-hero .eyebrow { color: var(--green-200); margin-bottom: 0.75rem; display: block; }
.page-hero h1 { color: var(--white); font-size: clamp(2rem,4vw,3rem); }
.page-hero p { color: rgba(255,255,255,0.85); max-width: 600px; font-size: 1.1rem; margin-top: 1rem; }
.page-hero-purple {
  background: linear-gradient(135deg, var(--purple-700) 0%, var(--purple-600) 60%, var(--purple-500) 100%);
}

/* ── FEATURE STRIP ───────────────────────────────────────── */
.feature-icon {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 1.2rem;
  background: var(--green-100); flex-shrink: 0;
}
.feature-icon.brown { background: var(--brown-100); }
.feature-icon.gold  { background: var(--gold-100); }
.feature-icon.purple{ background: var(--purple-100); }

/* ── ARTICLE / CONTENT ───────────────────────────────────── */
.prose h3 { color: var(--green-800); margin: 2rem 0 0.75rem; }
.prose p  { margin-bottom: 1.25rem; }
.prose ul { margin: 1rem 0 1.25rem 1.5rem; list-style: disc; }
.prose ul li { margin-bottom: 0.4rem; color: var(--text-mid); }
.callout {
  background: var(--green-50); border-left: 4px solid var(--green-400);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.25rem 1.5rem; margin: 2rem 0;
}
.callout.brown { background: var(--brown-50); border-color: var(--brown-400); }
.callout.gold  { background: var(--gold-100); border-color: var(--gold-400); }
.callout strong { color: var(--green-700); }

/* ── VIDEO CARD ──────────────────────────────────────────── */
.video-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; cursor: pointer; }
.video-thumb { width: 100%; aspect-ratio: 16/9; object-fit: cover; background: var(--green-200); display: flex; align-items: center; justify-content: center; font-size: 3rem; }
.video-play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--white); color: var(--green-700);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; padding-left: 4px;
  box-shadow: var(--shadow-lg); transition: var(--transition);
}
.video-card:hover .video-play { transform: translate(-50%,-50%) scale(1.1); background: var(--green-600); color: var(--white); }
.video-meta { padding: 1rem 0 0.5rem; }

/* ── RESOURCE CARD ───────────────────────────────────────── */
.resource-card {
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--border); padding: 1.5rem;
  display: flex; flex-direction: column; gap: 0.75rem;
  transition: var(--transition);
}
.resource-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.resource-icon { font-size: 2rem; }
.resource-card h4 { color: var(--green-800); }
.resource-card p { font-size: 0.88rem; }
.resource-footer { display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 0.75rem; border-top: 1px solid var(--border); }

/* ── TEAM / PERSON CARD ──────────────────────────────────── */
.person-card { text-align: center; }
.person-avatar {
  width: 80px; height: 80px; border-radius: 50%;
  background: var(--green-200); display: flex; align-items: center; justify-content: center;
  font-size: 2rem; margin: 0 auto 1rem;
  border: 3px solid var(--green-300);
}

/* ── STATS ───────────────────────────────────────────────── */
.stat-block { text-align: center; padding: 2rem; }
.stat-block .number { font-family: var(--font-display); font-size: 3rem; font-weight: 800; color: var(--green-600); line-height: 1; }
.stat-block .label  { font-size: 0.9rem; color: var(--text-muted); margin-top: 0.5rem; }

/* ── TOPIC CARD (Soil Science) ───────────────────────────── */
.topic-card {
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--border); padding: 2rem 1.75rem;
  transition: var(--transition); position: relative; overflow: hidden;
}
.topic-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--green-400);
}
.topic-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.topic-emoji { font-size: 2.5rem; margin-bottom: 1rem; display: block; }
.topic-card h3 { color: var(--green-800); font-size: 1.2rem; }
.topic-card p { font-size: 0.9rem; margin-top: 0.5rem; }

/* ── CHARACTER CARD ──────────────────────────────────────── */
.character-card {
  background: var(--white); border-radius: var(--radius-xl);
  border: 2px solid var(--purple-100); padding: 2rem;
  text-align: center; transition: var(--transition);
}
.character-card:hover { border-color: var(--purple-300); box-shadow: 0 8px 32px rgba(106,76,156,0.15); transform: translateY(-4px); }
.character-avatar { font-size: 4rem; margin-bottom: 1rem; }
.character-card h3 { color: var(--purple-700); }
.character-card .role { font-size: 0.82rem; color: var(--purple-500); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; }
.character-card p { font-size: 0.88rem; margin-top: 0.75rem; }

/* ── NEWSLETTER ──────────────────────────────────────────── */
.newsletter-section {
  background: linear-gradient(135deg, var(--green-800), var(--green-600));
  border-radius: var(--radius-xl); padding: 3.5rem; color: var(--white);
  position: relative; overflow: hidden;
}
.newsletter-section::before {
  content: '🌱'; position: absolute; right: 2rem; bottom: -1rem;
  font-size: 8rem; opacity: 0.08; pointer-events: none;
}
.newsletter-form { display: flex; gap: 0.75rem; margin-top: 1.5rem; flex-wrap: wrap; }
.newsletter-input {
  flex: 1; min-width: 240px; padding: 0.8rem 1.25rem;
  border-radius: var(--radius-pill); border: 2px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.15); color: var(--white);
  font-family: var(--font-body); font-size: 0.95rem; outline: none;
  transition: var(--transition);
}
.newsletter-input::placeholder { color: rgba(255,255,255,0.6); }
.newsletter-input:focus { border-color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.25); }

/* ── FORM ────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-size: 0.88rem; font-weight: 600; color: var(--green-800); margin-bottom: 0.4rem; }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 0.75rem 1rem;
  border: 1.5px solid var(--border-mid); border-radius: var(--radius-md);
  background: var(--white); font-family: var(--font-body); font-size: 0.95rem;
  color: var(--text-dark); outline: none; transition: var(--transition);
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--green-500); box-shadow: 0 0 0 3px rgba(64,145,108,0.12); }
.form-textarea { resize: vertical; min-height: 120px; }
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%232d6a4f' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; }

/* ── BLOG ────────────────────────────────────────────────── */
.blog-card .blog-img { width: 100%; height: 220px; object-fit: cover; background: var(--green-100); display: flex; align-items: center; justify-content: center; font-size: 4rem; }
.blog-meta { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; margin-bottom: 0.5rem; }
.blog-meta .date { font-size: 0.78rem; color: var(--text-muted); }
.blog-card h3 { color: var(--green-800); margin: 0.5rem 0; font-size: 1.1rem; }
.blog-card h3 a:hover { color: var(--green-600); }

/* ── PROGRESS / LAYER INDICATOR ─────────────────────────── */
.soil-layers-viz { display: flex; flex-direction: column; gap: 0; border-radius: var(--radius-lg); overflow: hidden; }
.layer-strip { padding: 1.25rem 1.5rem; display: flex; align-items: center; gap: 1rem; }
.layer-strip .layer-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; }
.layer-strip h4 { font-size: 0.95rem; font-weight: 600; margin: 0; }
.layer-strip p  { font-size: 0.82rem; margin: 0; opacity: 0.85; }

/* ── TABS ────────────────────────────────────────────────── */
.tabs { display: flex; gap: 0.25rem; border-bottom: 2px solid var(--border); margin-bottom: 2rem; overflow-x: auto; }
.tab-btn {
  padding: 0.75rem 1.25rem; font-size: 0.88rem; font-weight: 500;
  color: var(--text-muted); border-bottom: 3px solid transparent;
  margin-bottom: -2px; white-space: nowrap; transition: var(--transition);
}
.tab-btn:hover { color: var(--green-600); }
.tab-btn.active { color: var(--green-700); border-bottom-color: var(--green-600); font-weight: 600; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── BREADCRUMB ──────────────────────────────────────────── */
.breadcrumb { display: flex; gap: 0.5rem; align-items: center; font-size: 0.82rem; color: rgba(255,255,255,0.7); }
.breadcrumb a { color: rgba(255,255,255,0.7); }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb-sep { opacity: 0.5; }

/* ── SCROLL ANIMATIONS ───────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── MOBILE NAV OPEN ─────────────────────────────────────── */
.nav-mobile {
  display: none; flex-direction: column;
  background: var(--cream); border-top: 1px solid var(--border);
  padding: 1rem 2rem;
}
.nav-mobile.open { display: flex; }
.nav-mobile .nav-link { padding: 0.6rem 0; border-radius: 0; font-size: 1rem; }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .hero-scene { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .newsletter-section { padding: 2.5rem 1.5rem; }
  .section { padding: 3.5rem 0; }
}
@media (max-width: 480px) {
  .container { padding: 0 1.25rem; }
  .btn-lg { padding: 0.9rem 1.75rem; }
}