/*
Theme Name: SensetaLab Terra Science
Theme URI: https://sensetalab.com
Author: SensetaLab
Description: Terra Science – deep forest green with warm amber. Pulsing ring hero, animated grid, modern sensory science SaaS marketing theme.
Version: 1.0
*/

:root {
  --forest:       #091409;
  --forest-mid:   #0F1F0F;
  --forest-card:  rgba(82,183,136,.08);
  --green:        #52B788;
  --amber:        #F4A261;
  --mint:         #95D5B2;
  --white:        #FFFFFF;
  --muted:        #8FAF8F;
  --border:       rgba(82,183,136,.18);
  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --radius:       12px;
  --max-w:        1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); background: var(--forest); color: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }

.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-alt { background: var(--forest-mid); }
.eyebrow { display: inline-block; font-family: var(--font-display); font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--green); margin-bottom: 14px; }
.section-title { font-family: var(--font-display); font-size: clamp(32px,4vw,52px); font-weight: 800; line-height: 1.15; margin-bottom: 16px; }
.section-sub { font-size: 17px; color: var(--muted); max-width: 560px; line-height: 1.7; margin-bottom: 40px; }

/* ── NAV ── */
.site-nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(9,20,9,.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); transition: background .3s; }
.site-nav.scrolled { background: rgba(9,20,9,.98); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; max-width: var(--max-w); margin: 0 auto; padding: 0 24px; height: 68px; }
.nav-logo { font-family: var(--font-display); font-size: 18px; font-weight: 800; color: var(--green); letter-spacing: .04em; }
.nav-menu { display: flex; align-items: center; gap: 32px; }
.nav-item { font-size: 14px; font-weight: 500; color: rgba(255,255,255,.75); transition: color .2s; }
.nav-item:hover { color: var(--green); }
.nav-cta { background: var(--green); color: var(--forest); font-size: 13px; font-weight: 700; padding: 9px 22px; border-radius: 6px; transition: opacity .2s, transform .2s; }
.nav-cta:hover { opacity: .85; transform: translateY(-1px); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--white); border-radius: 2px; transition: .3s; }

/* ── HERO ── */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; background: var(--forest); padding-top: 68px; }
.hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(82,183,136,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(82,183,136,.05) 1px, transparent 1px); background-size: 40px 40px; }
.hero-orb-amber { position: absolute; width: 400px; height: 300px; border-radius: 50%; background: radial-gradient(circle, rgba(244,162,97,.12) 0%, transparent 70%); top: 5%; left: -5%; filter: blur(40px); animation: orbFloat 10s ease-in-out infinite; pointer-events: none; }
.hero-orb-green { position: absolute; width: 300px; height: 300px; border-radius: 50%; background: radial-gradient(circle, rgba(82,183,136,.08) 0%, transparent 70%); bottom: 10%; left: 35%; filter: blur(35px); animation: orbFloat 12s ease-in-out infinite reverse; pointer-events: none; }
.rings-wrap { position: absolute; right: 8%; top: 50%; transform: translateY(-50%); width: 360px; height: 360px; pointer-events: none; }
.ring { position: absolute; border-radius: 50%; border: 1px solid var(--green); top: 50%; left: 50%; transform: translate(-50%,-50%) scale(.1); opacity: 0; animation: ringOut 6s ease-out infinite; }
.ring-2 { animation-delay: 2s; border-color: var(--mint); }
.ring-3 { animation-delay: 4s; border-color: var(--amber); }
.ring-dot { position: absolute; width: 10px; height: 10px; border-radius: 50%; background: var(--green); top: 50%; left: 50%; transform: translate(-50%,-50%); animation: dotPulse 2.5s ease-in-out infinite; box-shadow: 0 0 16px var(--green); }
.hero-inner { position: relative; z-index: 10; display: grid; grid-template-columns: 1fr 380px; gap: 60px; align-items: center; width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 60px 24px; }
.hero-text .eyebrow { margin-bottom: 18px; }
.hero-h1 { font-family: var(--font-display); font-size: clamp(44px,5.5vw,80px); font-weight: 800; line-height: 1.08; color: var(--white); margin-bottom: 22px; }
.hero-h1 em { font-style: normal; color: var(--amber); }
.hero-sub { font-size: 18px; color: var(--muted); margin-bottom: 36px; max-width: 480px; line-height: 1.65; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn { display: inline-block; font-family: var(--font-display); font-size: 14px; font-weight: 700; padding: 13px 28px; border-radius: 7px; transition: all .22s ease; cursor: pointer; border: none; }
.btn-primary { background: var(--green); color: var(--forest); }
.btn-primary:hover { opacity: .88; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(82,183,136,.3); }
.btn-outline { background: transparent; color: var(--white); border: 1.5px solid rgba(255,255,255,.25); }
.btn-outline:hover { border-color: var(--green); color: var(--green); }
.hero-card { background: rgba(82,183,136,.09); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px; animation: floatCard 5s ease-in-out infinite; }
.hero-card .card-tag { font-size: 9px; font-weight: 700; letter-spacing: .12em; color: var(--green); text-transform: uppercase; margin-bottom: 8px; }
.hero-card .card-method { font-family: var(--font-display); font-size: 22px; font-weight: 800; color: var(--white); margin-bottom: 4px; }
.hero-card .card-iso { font-size: 11px; color: var(--muted); margin-bottom: 16px; }
.mini-bar { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.mini-bar span { font-size: 10px; color: var(--muted); width: 14px; }
.mini-bar-track { flex: 1; height: 4px; background: rgba(255,255,255,.08); border-radius: 2px; overflow: hidden; }
.mini-bar-fill { height: 100%; border-radius: 2px; transform-origin: left; animation: barGrow 1.4s ease forwards; }

/* ── STATS BAR ── */
.stats-bar { background: var(--green); padding: 28px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; }
.stat-item { text-align: center; padding: 12px 20px; border-right: 1px solid rgba(9,20,9,.15); }
.stat-item:last-child { border-right: none; }
.stat-num { font-family: var(--font-display); font-size: 42px; font-weight: 800; color: var(--forest); line-height: 1; }
.stat-plus { font-family: var(--font-display); font-size: 24px; font-weight: 800; color: var(--forest); }
.stat-label { display: block; font-size: 11px; font-weight: 600; color: rgba(9,20,9,.7); letter-spacing: .08em; text-transform: uppercase; margin-top: 4px; }

/* ── PLATFORM ── */
.platform-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.feature-list { margin-top: 24px; display: flex; flex-direction: column; gap: 10px; }
.feature-item { display: flex; align-items: flex-start; gap: 12px; font-size: 14px; color: var(--muted); line-height: 1.5; }
.feature-item::before { content: '✓'; color: var(--green); font-weight: 700; flex-shrink: 0; margin-top: 1px; }
.platform-card { background: var(--forest-card); border: 1px solid var(--border); border-radius: 14px; padding: 32px; }
.platform-card-title { font-family: var(--font-display); font-size: 13px; font-weight: 700; color: var(--green); letter-spacing: .1em; text-transform: uppercase; margin-bottom: 20px; }

/* ── METHOD FAMILIES ── */
.methods-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-top: 56px; }
.method-card { background: var(--forest-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px 22px; transition: all .25s ease; cursor: default; }
.method-card:hover { transform: translateY(-4px); border-color: var(--green); box-shadow: 0 12px 40px rgba(82,183,136,.12); }
.method-num { font-family: var(--font-display); font-size: 10px; font-weight: 700; color: var(--green); letter-spacing: .1em; margin-bottom: 8px; }
.method-name { font-family: var(--font-display); font-size: 16px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.method-tests { font-size: 11px; color: var(--green); font-weight: 600; margin-bottom: 10px; line-height: 1.5; }
.method-desc { font-size: 12px; color: var(--muted); line-height: 1.6; }

/* ── HOW IT WORKS ── */
.steps-row { display: grid; grid-template-columns: repeat(5,1fr); gap: 0; margin-top: 60px; position: relative; }
.steps-row::before { content: ''; position: absolute; top: 28px; left: 10%; right: 10%; height: 1px; background: linear-gradient(90deg, var(--green) 0%, var(--amber) 100%); opacity: .3; }
.step { text-align: center; padding: 0 16px; position: relative; }
.step-num { width: 56px; height: 56px; border-radius: 50%; background: var(--forest-card); border: 1.5px solid var(--green); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 16px; font-weight: 800; color: var(--green); margin: 0 auto 20px; position: relative; z-index: 1; background: var(--forest); }
.step-title { font-family: var(--font-display); font-size: 14px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.step-desc { font-size: 12px; color: var(--muted); line-height: 1.6; }

/* ── INDUSTRIES ── */
.industries-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-top: 56px; }
.industry-card { background: var(--forest-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; transition: all .25s; }
.industry-card:hover { border-color: var(--amber); transform: translateY(-3px); }
.industry-num { font-family: var(--font-display); font-size: 10px; font-weight: 700; color: var(--amber); letter-spacing: .1em; margin-bottom: 10px; }
.industry-name { font-family: var(--font-display); font-size: 18px; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.industry-desc { font-size: 13px; color: var(--muted); line-height: 1.65; margin-bottom: 16px; }
.industry-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag { font-size: 10px; font-weight: 600; padding: 3px 9px; border-radius: 20px; background: rgba(82,183,136,.1); color: var(--green); border: 1px solid rgba(82,183,136,.2); }

/* ── REPORTS ── */
.reports-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 56px; }
.report-card { background: var(--forest-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; border-top: 3px solid var(--green); }
.report-card.amber { border-top-color: var(--amber); }
.report-card.mint { border-top-color: var(--mint); }
.report-audience { font-size: 10px; font-weight: 700; letter-spacing: .1em; color: var(--green); text-transform: uppercase; margin-bottom: 12px; }
.report-card.amber .report-audience { color: var(--amber); }
.report-card.mint .report-audience { color: var(--mint); }
.report-title { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--white); margin-bottom: 12px; }
.report-for { font-size: 12px; color: var(--muted); margin-bottom: 18px; font-style: italic; }
.report-items { list-style: none; display: flex; flex-direction: column; gap: 7px; }
.report-items li { font-size: 12px; color: var(--muted); display: flex; gap: 8px; }
.report-items li::before { content: '→'; color: var(--green); flex-shrink: 0; }

/* ── FINAL CTA ── */
.cta-section { background: var(--green); padding: 100px 0; text-align: center; }
.cta-section .section-title { color: var(--forest); }
.cta-section .section-sub { color: rgba(9,20,9,.7); margin: 0 auto 40px; }
.cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-dark { background: var(--forest); color: var(--white); }
.btn-dark:hover { opacity: .88; transform: translateY(-2px); }
.btn-outline-dark { background: transparent; color: var(--forest); border: 2px solid var(--forest); }
.btn-outline-dark:hover { background: rgba(9,20,9,.08); }
.cta-note { margin-top: 20px; font-size: 12px; color: rgba(9,20,9,.6); }

/* ── FOOTER ── */
.site-footer { background: #050D05; padding: 72px 0 32px; border-top: 1px solid var(--border); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 56px; }
.footer-brand .nav-logo { font-size: 20px; display: block; margin-bottom: 14px; }
.footer-tagline { font-size: 13px; color: var(--muted); margin-bottom: 20px; line-height: 1.6; }
.footer-col h4 { font-family: var(--font-display); font-size: 10px; font-weight: 700; color: var(--green); letter-spacing: .12em; text-transform: uppercase; margin-bottom: 16px; }
.footer-col a { display: block; font-size: 13px; color: var(--muted); margin-bottom: 10px; transition: color .2s; }
.footer-col a:hover { color: var(--green); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; }
.footer-copy { font-size: 12px; color: var(--muted); }

/* ── ANIMATIONS ── */
@keyframes ringOut {
  0%   { transform: translate(-50%,-50%) scale(.05); opacity: .9; }
  100% { transform: translate(-50%,-50%) scale(3);   opacity: 0;  }
}
@keyframes dotPulse {
  0%,100% { box-shadow: 0 0 8px var(--green);  opacity: .7; }
  50%      { box-shadow: 0 0 24px var(--green); opacity: 1;  }
}
@keyframes orbFloat {
  0%,100% { transform: translate(0,0) scale(1); }
  50%      { transform: translate(20px,-18px) scale(1.06); }
}
@keyframes floatCard {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}
@keyframes barGrow {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { opacity: 0; }
.fade-up.visible { animation: fadeUp .6s ease forwards; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .methods-grid { grid-template-columns: repeat(2,1fr); }
  .steps-row { grid-template-columns: 1fr 1fr; gap: 32px; }
  .steps-row::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-card { display: none; }
  .rings-wrap { display: none; }
  .platform-grid { grid-template-columns: 1fr; gap: 40px; }
  .methods-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr; }
  .reports-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .steps-row { grid-template-columns: 1fr; }
  .nav-menu { display: none; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: rgba(9,20,9,.98); padding: 24px; gap: 16px; border-bottom: 1px solid var(--border); }
  .nav-menu.open { display: flex; }
  .nav-toggle { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
}