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

:root {
  --green: #2B5E3A;
  --green-light: #3D7A50;
  --black: #0A0A0A;
  --white: #F4F2EE;
  --warm: #EDE9E0;
  --mid: #8A8A82;
  --gold: #C4A84B;
}

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  opacity: 0.9;
}
.nav-brand {
  font-family: 'Space Mono', monospace;
  font-size: 12px;
  color: var(--green-light);
  letter-spacing: 0.05em;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 40px 80px;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; right: -20%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(43,94,58,0.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-eyebrow {
  margin-bottom: 32px;
}
.eyebrow-tag {
  display: inline-block;
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-light);
  border: 1px solid rgba(43,94,58,0.5);
  padding: 6px 14px;
  border-radius: 2px;
}
.hero-title {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(48px, 7vw, 96px);
  line-height: 1.0;
  letter-spacing: -0.03em;
  margin-bottom: 36px;
  color: var(--white);
}
.hero-title em {
  font-style: italic;
  font-weight: 400;
  color: rgba(244,242,238,0.35);
  font-size: 0.55em;
  display: block;
  margin-top: 8px;
  letter-spacing: 0;
}
.hero-sub {
  max-width: 580px;
  margin-bottom: 56px;
}
.hero-sub p {
  font-size: 18px;
  line-height: 1.65;
  color: rgba(244,242,238,0.7);
  margin-bottom: 12px;
}
.hero-sub p:last-child {
  color: var(--mid);
  font-size: 15px;
}
.hero-meta {
  display: flex;
  gap: 48px;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 40px;
}
.hero-stat {}
.stat-num {
  display: block;
  font-family: 'Space Mono', monospace;
  font-size: 20px;
  font-weight: 700;
  color: var(--green-light);
  margin-bottom: 4px;
}
.stat-label {
  font-size: 13px;
  color: var(--mid);
  line-height: 1.4;
}

/* TEMPERATURE */
.temperature {
  background: #111;
  padding: 80px 40px;
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.temperature-label {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mid);
  text-align: center;
  margin-bottom: 40px;
}
.temp-bar-wrap {
  max-width: 900px;
  margin: 0 auto 28px;
  position: relative;
}
.temp-bar-track {
  height: 16px;
  border-radius: 8px;
  display: flex;
  overflow: hidden;
}
.zone-cold { flex: 1; background: linear-gradient(90deg, #1a3a5c, #2c6a8e); }
.zone-warm { flex: 1; background: linear-gradient(90deg, #6b4c2a, #9a6b30); }
.zone-hot  { flex: 1; background: linear-gradient(90deg, #3B5E3A, #4E7A4C); }
.zone-label {
  display: block;
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(244,242,238,0.5);
  text-align: center;
  padding: 8px 0 4px;
}
.zone-desc {
  display: block;
  font-size: 11px;
  color: rgba(244,242,238,0.35);
  text-align: center;
  padding: 0 0 12px;
}
.temp-needle {
  position: absolute;
  top: -8px;
  left: 62%;
  width: 4px;
  height: 32px;
  background: var(--gold);
  border-radius: 2px;
  box-shadow: 0 0 12px rgba(196,168,75,0.6);
}
.temp-needle::after {
  content: '';
  position: absolute;
  top: -4px;
  left: -4px;
  width: 12px;
  height: 12px;
  background: var(--gold);
  border-radius: 50%;
}
.temp-caption {
  text-align: center;
  font-size: 14px;
  color: var(--mid);
  max-width: 500px;
  margin: 0 auto;
}

/* FEATURES */
.features {
  background: var(--black);
  padding: 100px 40px;
  max-width: 1200px;
  margin: 0 auto;
}
.section-header {
  margin-bottom: 64px;
}
.section-tag {
  display: inline-block;
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-light);
  margin-bottom: 20px;
}
.section-header h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.06);
}
.feature-card {
  background: #111;
  padding: 36px 32px;
  border: 1px solid rgba(255,255,255,0.04);
  transition: background 0.2s;
}
.feature-card:hover { background: #141414; }
.feature-icon {
  color: var(--green-light);
  margin-bottom: 20px;
}
.feature-card h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 12px;
  color: var(--white);
}
.feature-card p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--mid);
}

/* DASHBOARD PREVIEW */
.dashboard-preview {
  background: var(--warm);
  padding: 100px 40px;
}
.dash-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.dash-text .section-tag { color: var(--green); }
.dash-text h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 38px;
  color: var(--black);
  margin-bottom: 20px;
  line-height: 1.1;
}
.dash-text p {
  font-size: 16px;
  color: #444;
  line-height: 1.65;
  margin-bottom: 28px;
}
.dash-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.dash-list li {
  font-size: 15px;
  color: #333;
  padding-left: 20px;
  border-left: 2px solid var(--green);
}
.dash-list strong { color: var(--black); }

.dash-visual {}
.dash-screen {
  background: #1a1a1a;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.08);
}
.dash-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.dash-logo {
  width: 32px;
  height: 32px;
  background: var(--green);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  color: white;
}
.dash-menu {
  display: flex;
  gap: 4px;
}
.dash-item {
  font-size: 11px;
  padding: 6px 12px;
  border-radius: 6px;
  color: rgba(255,255,255,0.4);
  font-family: 'DM Sans', sans-serif;
}
.dash-item.active {
  background: rgba(43,94,58,0.3);
  color: var(--green-light);
}
.dash-body { display: flex; flex-direction: column; gap: 10px; }
.dash-card {
  background: #222;
  border-radius: 8px;
  padding: 16px;
  border: 1px solid rgba(255,255,255,0.04);
}
.dc-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.dc-title { font-size: 13px; color: var(--white); font-weight: 500; }
.dc-badge {
  font-size: 10px;
  padding: 3px 8px;
  border-radius: 10px;
  font-family: 'Space Mono', monospace;
}
.dc-live { background: rgba(43,94,58,0.4); color: #6fcf8a; }
.dc-closed { background: rgba(255,255,255,0.06); color: var(--mid); }
.dc-special { background: rgba(196,168,75,0.2); color: var(--gold); }
.dc-progress {
  height: 4px;
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
  margin-bottom: 8px;
}
.dc-bar { height: 100%; background: var(--green-light); border-radius: 2px; }
.dc-temp { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.dc-temp-bar { height: 6px; background: var(--green); border-radius: 3px; }
.dc-temp span { font-family: 'Space Mono', monospace; font-size: 11px; color: #6fcf8a; }
.dc-meta { font-size: 11px; color: rgba(255,255,255,0.3); font-family: 'DM Sans', sans-serif; }

/* MANIFESTO */
.manifesto {
  background: #0E1A12;
  padding: 100px 40px;
  border-top: 1px solid rgba(255,255,255,0.04);
}
.manifesto-inner {
  max-width: 760px;
  margin: 0 auto;
}
blockquote {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.4;
  color: var(--white);
  margin-bottom: 40px;
  font-style: italic;
  border-left: 3px solid var(--green-light);
  padding-left: 28px;
}
.manifesto-inner p {
  font-size: 16px;
  line-height: 1.75;
  color: rgba(244,242,238,0.55);
  margin-bottom: 20px;
}

/* CLOSING */
.closing {
  background: var(--black);
  padding: 120px 40px;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.04);
}
.closing-inner { max-width: 700px; margin: 0 auto; }
.closing h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.closing p {
  font-size: 18px;
  color: var(--mid);
  margin-bottom: 60px;
}
.closing-mark {
  display: flex;
  justify-content: center;
}
.closing-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid);
  opacity: 0.4;
}

/* FOOTER */
.footer {
  background: #050505;
  border-top: 1px solid rgba(255,255,255,0.04);
  padding: 32px 40px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: rgba(244,242,238,0.5);
}
.footer-tagline {
  font-size: 13px;
  color: rgba(244,242,238,0.2);
  font-style: italic;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .features-grid { grid-template-columns: 1fr; }
  .dash-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-meta { flex-direction: column; gap: 24px; }
  .hero { padding-top: 100px; }
  .nav { padding: 16px 20px; }
  footer, .manifesto, .closing, .features, .temperature, .dashboard-preview { padding-left: 20px; padding-right: 20px; }
}
@media (max-width: 600px) {
  .hero-title { font-size: 40px; }
  .closing h2 { font-size: 32px; }
  .section-header h2 { font-size: 28px; }
  .dash-text h2 { font-size: 28px; }
}