/* ═══════════════════════════════════════════════════════════════
   HiziX SolarLead — Marketing Site
   Premium B2B SaaS — inspired by Stripe / Linear / Anthropic
═══════════════════════════════════════════════════════════════ */

:root {
  /* Surface */
  --bg: #FAFAF7;            /* warm off-white like Anthropic */
  --bg-2: #F4F2EC;
  --bg-3: #EFEDE5;
  --bg-dark: #0A0E0A;       /* near-black */
  --bg-dark-2: #131913;
  --bg-dark-3: #1B221B;

  --surface: #FFFFFF;
  --surface-dark: #0F140F;

  /* Lines */
  --line: rgba(0, 0, 0, 0.08);
  --line-2: rgba(0, 0, 0, 0.12);
  --line-dark: rgba(255, 255, 255, 0.08);
  --line-dark-2: rgba(255, 255, 255, 0.14);

  /* Text */
  --txt: #0E1410;
  --txt-2: #2A332C;
  --txt-3: #5A6660;
  --txt-4: #8A958E;
  --txt-light: #FFFFFF;
  --txt-light-2: #D8DDD9;
  --txt-light-3: #939994;

  /* Brand */
  --acc: #2D7A2D;            /* deep premium green */
  --acc-bright: #3A9A3A;
  --acc-soft: rgba(45, 122, 45, 0.10);
  --acc-line: rgba(45, 122, 45, 0.25);
  --acc-dark: #4FB04F;        /* brighter on dark backgrounds */
  --acc-dark-soft: rgba(79, 176, 79, 0.14);

  --gold: #B8860B;
  --gold-soft: rgba(184, 134, 11, 0.08);
  --info: #1E6FBF;
  --danger: #B91C1C;

  /* Typography */
  --font-sans: 'Inter', ui-sans-serif, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  --font-serif: 'Source Serif 4', 'Source Serif Pro', Georgia, serif;

  /* Animation */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --eo: cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --maxw: 1280px;
  --maxw-narrow: 1080px;
  --maxw-prose: 720px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--txt-2);
  line-height: 1.55;
  font-size: 17px;
  font-weight: 400;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; }

/* ═══════════════════════════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════════════════════════ */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(250, 250, 247, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.nav.scrolled {
  background: rgba(250, 250, 247, 0.95);
  border-bottom-color: var(--line);
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 32px;
  display: flex; align-items: center; gap: 36px;
}
.nav-brand {
  display: flex; align-items: center; gap: 11px;
  font-weight: 700;
  font-size: 18px;
  color: var(--txt);
  letter-spacing: -0.015em;
  flex-shrink: 0;
}
.nav-brand .mark {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--acc);
  display: grid; place-items: center;
  position: relative;
}
.nav-brand .mark svg { width: 18px; height: 18px; color: #fff; }

.nav-links {
  display: flex; align-items: center; gap: 2px;
  flex: 1;
}
.nav-links a {
  padding: 8px 14px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--txt-2);
  border-radius: 7px;
  transition: color 0.15s, background 0.15s;
}
.nav-links a:hover { color: var(--txt); background: rgba(0,0,0,0.04); }
.nav-links a.active { color: var(--acc); }

.nav-cta {
  display: flex; align-items: center; gap: 10px;
}

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px;
  font-weight: 600;
  font-size: 14.5px;
  letter-spacing: -0.005em;
  border-radius: 9px;
  transition: all 0.18s var(--ease);
  white-space: nowrap;
  cursor: pointer;
}
.btn svg { width: 14px; height: 14px; flex-shrink: 0; }
.btn-primary {
  background: var(--acc);
  color: #fff;
  box-shadow: 0 1px 2px rgba(45,122,45,0.4), inset 0 1px 0 rgba(255,255,255,0.15);
}
.btn-primary:hover {
  background: var(--acc-bright);
  box-shadow: 0 4px 16px rgba(45,122,45,0.35);
  transform: translateY(-1px);
}
.btn-ghost {
  background: rgba(0,0,0,0.04);
  color: var(--txt);
}
.btn-ghost:hover { background: rgba(0,0,0,0.08); }
.btn-light {
  background: var(--surface);
  color: var(--txt);
  border: 1px solid var(--line-2);
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.btn-light:hover { background: #fff; border-color: rgba(0,0,0,0.18); transform: translateY(-1px); }
.btn-large { padding: 13px 24px; font-size: 15px; border-radius: 10px; }
.btn-xl { padding: 16px 30px; font-size: 16px; border-radius: 11px; }

.nav-toggle { display: none; padding: 8px; color: var(--txt); }
.nav-toggle svg { width: 22px; height: 22px; }

/* ═══════════════════════════════════════════════════════════════
   GLOBAL
═══════════════════════════════════════════════════════════════ */
.section { padding: 120px 32px; position: relative; }
.section-narrow { padding: 80px 32px; }
.section-tight { padding: 64px 32px; }
.container { max-width: var(--maxw); margin: 0 auto; }
.container-narrow { max-width: var(--maxw-narrow); margin: 0 auto; }
.container-prose { max-width: var(--maxw-prose); margin: 0 auto; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 13px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--acc);
  background: var(--acc-soft);
  border: 1px solid var(--acc-line);
  border-radius: 99px;
}
.eyebrow .dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--acc);
  box-shadow: 0 0 8px var(--acc);
  animation: pulse 1.6s infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }

.h-display {
  font-family: var(--font-display);
  font-size: clamp(44px, 6.5vw, 80px);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.035em;
  color: var(--txt);
}
.h-display .accent { color: var(--acc); }
.h-display .serif { font-family: var(--font-serif); font-style: italic; font-weight: 500; }

.h-section {
  font-size: clamp(34px, 4.5vw, 56px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--txt);
  margin-bottom: 16px;
}
.h-section .serif { font-family: var(--font-serif); font-style: italic; font-weight: 500; }

.h-sub {
  font-size: clamp(17px, 1.6vw, 21px);
  color: var(--txt-3);
  line-height: 1.55;
  max-width: 720px;
  font-weight: 400;
}

.section-head { text-align: center; margin-bottom: 72px; }
.section-head .eyebrow { margin-bottom: 22px; }
.section-head .h-section { max-width: 900px; margin-left: auto; margin-right: auto; }
.section-head .h-sub { margin: 18px auto 0; }

/* ═══════════════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  padding: 160px 32px 80px;
  overflow: hidden;
  background: var(--bg);
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(45,122,45,0.07), transparent 60%),
    radial-gradient(ellipse 60% 40% at 50% 100%, rgba(30,111,191,0.04), transparent 70%);
  z-index: 0;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image: 
    linear-gradient(rgba(0,0,0,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 50% at 50% 30%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 30%, black 30%, transparent 80%);
  z-index: 0;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--maxw);
  margin: 0 auto;
  width: 100%;
  text-align: center;
}
.hero h1 { margin: 24px auto 26px; max-width: 1000px; }
.hero .h-sub {
  margin: 0 auto 36px;
  max-width: 720px;
  font-size: 19px;
}
.hero-cta {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 60px;
}
.hero-trust {
  display: inline-flex; align-items: center; gap: 28px;
  padding: 14px 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 99px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  font-size: 13px;
  color: var(--txt-3);
  flex-wrap: wrap;
  justify-content: center;
}
.hero-trust b { color: var(--txt); font-weight: 700; }
.hero-trust .acc { color: var(--acc); font-weight: 700; }
.hero-trust .div { width: 1px; height: 14px; background: var(--line-2); }

.hero-preview {
  margin-top: 64px;
  position: relative;
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}
.hero-preview-frame {
  background: linear-gradient(180deg, rgba(0,0,0,0.06), rgba(0,0,0,0.02));
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 8px;
  box-shadow: 
    0 1px 0 rgba(255,255,255,0.5) inset,
    0 30px 60px rgba(0,0,0,0.12),
    0 80px 140px rgba(45,122,45,0.08);
}
.hero-preview-img {
  width: 100%;
  border-radius: 10px;
  display: block;
  background: #0A0E0A;
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
}
.hero-preview-img svg { width: 100%; height: 100%; display: block; }

/* ═══════════════════════════════════════════════════════════════
   LOGO STRIP — "Powered by"
═══════════════════════════════════════════════════════════════ */
.logo-strip {
  padding: 48px 32px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.logo-strip-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  text-align: center;
}
.logo-strip-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--txt-4);
  margin-bottom: 24px;
}
.logo-strip-row {
  display: flex; align-items: center; justify-content: center;
  gap: 56px;
  flex-wrap: wrap;
}
.logo-strip-row .logo-item {
  display: flex; align-items: center; gap: 8px;
  font-weight: 600;
  font-size: 17px;
  color: var(--txt-3);
  opacity: 0.7;
  transition: opacity 0.2s;
}
.logo-strip-row .logo-item:hover { opacity: 1; }
.logo-strip-row .logo-item svg { width: 20px; height: 20px; }

/* ═══════════════════════════════════════════════════════════════
   STATS STRIP
═══════════════════════════════════════════════════════════════ */
.stats {
  padding: 80px 32px;
  background: var(--surface);
}
.stats-grid {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.stat { text-align: left; padding-left: 20px; border-left: 2px solid var(--acc); }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--txt);
  line-height: 1;
  margin-bottom: 10px;
}
.stat-lab {
  font-size: 14px;
  color: var(--txt-3);
  font-weight: 500;
}

/* ═══════════════════════════════════════════════════════════════
   FEATURE CARDS
═══════════════════════════════════════════════════════════════ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.feature-card:hover {
  border-color: var(--line-2);
  transform: translateY(-3px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.06);
}
.feature-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--acc-soft);
  display: grid; place-items: center;
  color: var(--acc);
  margin-bottom: 22px;
}
.feature-icon svg { width: 22px; height: 22px; }
.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--txt);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.feature-card p {
  font-size: 15px;
  color: var(--txt-3);
  line-height: 1.6;
}
.feature-card .feat-list {
  margin-top: 20px;
  list-style: none;
}
.feature-card .feat-list li {
  display: flex; align-items: flex-start; gap: 8px;
  font-size: 14px;
  color: var(--txt-2);
  padding: 5px 0;
}
.feature-card .feat-list li svg {
  width: 14px; height: 14px;
  color: var(--acc);
  flex-shrink: 0;
  margin-top: 4px;
}

/* ═══════════════════════════════════════════════════════════════
   BIG FEATURE BLOCKS
═══════════════════════════════════════════════════════════════ */
.big-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 120px;
}
.big-feature:last-child { margin-bottom: 0; }
.big-feature.reverse { direction: rtl; }
.big-feature.reverse > * { direction: ltr; }

.big-feature-content .eyebrow { margin-bottom: 20px; }
.big-feature-content h2 {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--txt);
  margin-bottom: 20px;
}
.big-feature-content > p {
  font-size: 17px;
  color: var(--txt-3);
  line-height: 1.65;
  margin-bottom: 26px;
}
.big-feature-content .feat-list {
  list-style: none;
  margin-bottom: 30px;
}
.big-feature-content .feat-list li {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 8px 0;
  font-size: 15.5px;
  color: var(--txt-2);
}
.big-feature-content .feat-list li svg {
  width: 18px; height: 18px;
  color: var(--acc);
  flex-shrink: 0;
  margin-top: 4px;
}

.big-feature-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-dark);
  border: 1px solid var(--line);
  aspect-ratio: 4 / 3;
  box-shadow: 0 30px 80px rgba(0,0,0,0.15);
}
.big-feature-visual svg { width: 100%; height: 100%; display: block; }

/* ═══════════════════════════════════════════════════════════════
   TIMELINE
═══════════════════════════════════════════════════════════════ */
.timeline {
  max-width: 920px; margin: 0 auto;
  position: relative;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 32px; bottom: 32px;
  left: 31px;
  width: 2px;
  background: linear-gradient(180deg, var(--acc) 0%, var(--acc-soft) 100%);
}
.tl-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 28px;
  margin-bottom: 48px;
  position: relative;
}
.tl-step:last-child { margin-bottom: 0; }
.tl-num {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--acc);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--acc);
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 6px var(--bg), 0 8px 20px rgba(45,122,45,0.15);
}
.tl-content { padding-top: 8px; }
.tl-content h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--txt);
  margin-bottom: 8px;
  letter-spacing: -0.015em;
}
.tl-content p {
  font-size: 16px;
  color: var(--txt-3);
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════════════
   PRICING — Claude-style
═══════════════════════════════════════════════════════════════ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}
.price-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 36px 32px;
  display: flex; flex-direction: column;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.price-card:hover { border-color: var(--line-2); }
.price-card.popular {
  background: linear-gradient(180deg, var(--acc-soft) 0%, var(--surface) 30%);
  border: 2px solid var(--acc);
  transform: scale(1.03);
  box-shadow: 0 20px 50px rgba(45,122,45,0.15);
}
.price-card.popular::before {
  content: 'Most Popular';
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%) translateY(-50%);
  padding: 6px 14px;
  background: var(--acc);
  color: #fff;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 99px;
  white-space: nowrap;
  box-shadow: 0 4px 14px rgba(45,122,45,0.3);
}
.price-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--txt);
  margin-bottom: 14px;
}
.popular .price-name { color: var(--acc); }
.price-tag {
  display: flex; align-items: baseline; gap: 4px;
  margin-bottom: 6px;
}
.price-num {
  font-size: 56px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--txt);
  line-height: 1;
}
.price-cur {
  font-size: 22px;
  font-weight: 600;
  color: var(--txt-2);
  margin-right: 2px;
}
.price-period {
  font-size: 15px;
  color: var(--txt-3);
}
.price-desc {
  color: var(--txt-3);
  font-size: 15px;
  margin-bottom: 28px;
  line-height: 1.5;
  min-height: 44px;
}
.price-features {
  list-style: none;
  flex: 1;
  margin-bottom: 28px;
}
.price-features li {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 0;
  font-size: 14.5px;
  color: var(--txt-2);
  border-bottom: 1px solid var(--line);
}
.price-features li:last-child { border-bottom: none; }
.price-features li svg {
  width: 16px; height: 16px;
  color: var(--acc);
  flex-shrink: 0;
  margin-top: 3px;
}
.price-features li b { color: var(--txt); font-weight: 600; }
.price-cta {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%;
  padding: 14px 18px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.18s var(--ease);
}
.price-cta-primary {
  background: var(--acc);
  color: #fff;
  box-shadow: 0 1px 2px rgba(45,122,45,0.4);
}
.price-cta-primary:hover { background: var(--acc-bright); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(45,122,45,0.3); }
.price-cta-ghost {
  background: var(--bg-2);
  color: var(--txt);
  border: 1px solid var(--line-2);
}
.price-cta-ghost:hover { background: var(--bg-3); border-color: rgba(0,0,0,0.18); }

.pricing-foot {
  text-align: center;
  margin-top: 56px;
  font-size: 15px;
  color: var(--txt-3);
}
.pricing-foot a { color: var(--acc); font-weight: 600; }

/* ═══════════════════════════════════════════════════════════════
   COMPARE TABLE
═══════════════════════════════════════════════════════════════ */
.compare-wrap {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(0,0,0,0.03);
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.compare-table th, .compare-table td {
  padding: 18px 22px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}
.compare-table tr:last-child th, .compare-table tr:last-child td { border-bottom: none; }
.compare-table th {
  background: var(--bg-2);
  color: var(--txt);
  font-weight: 700;
  font-size: 14px;
}
.compare-table td.center { text-align: center; }
.compare-table td.check { color: var(--acc); }
.compare-table td.cross { color: var(--txt-4); }
.compare-table td b { color: var(--txt); font-weight: 600; }
.compare-table .row-head {
  background: var(--bg-2);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--txt-3);
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════════════
   TESTIMONIALS
═══════════════════════════════════════════════════════════════ */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.testimonial:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.06);
}
.testimonial-stars {
  display: flex; gap: 2px;
  color: #FBBF24;
  margin-bottom: 16px;
}
.testimonial-stars svg { width: 16px; height: 16px; }
.testimonial p {
  font-size: 15.5px;
  color: var(--txt-2);
  line-height: 1.65;
  margin-bottom: 22px;
  font-weight: 400;
}
.testimonial-author {
  display: flex; align-items: center; gap: 12px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.testimonial-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--acc), var(--info));
  display: grid; place-items: center;
  font-weight: 700;
  color: #fff;
  font-size: 15px;
  flex-shrink: 0;
}
.testimonial-meta-name {
  font-weight: 600;
  font-size: 14.5px;
  color: var(--txt);
}
.testimonial-meta-role {
  font-size: 13px;
  color: var(--txt-3);
}

/* ═══════════════════════════════════════════════════════════════
   CTA BANNER
═══════════════════════════════════════════════════════════════ */
.cta-banner {
  position: relative;
  padding: 100px 32px;
  text-align: center;
  background: var(--bg-dark);
  color: var(--txt-light);
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: 
    radial-gradient(ellipse 60% 60% at 50% 50%, rgba(79,176,79,0.18), transparent 50%),
    radial-gradient(circle at 0% 100%, rgba(79,176,79,0.08), transparent 30%);
  pointer-events: none;
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner .eyebrow {
  background: rgba(79,176,79,0.12);
  border-color: rgba(79,176,79,0.3);
  color: var(--acc-dark);
  margin-bottom: 22px;
}
.cta-banner h2 {
  font-size: clamp(32px, 4.5vw, 56px);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--txt-light);
  margin-bottom: 18px;
  line-height: 1.05;
}
.cta-banner h2 .serif { font-family: var(--font-serif); font-style: italic; font-weight: 500; color: var(--acc-dark); }
.cta-banner p {
  font-size: 19px;
  color: var(--txt-light-2);
  margin-bottom: 36px;
  max-width: 680px;
  margin-left: auto; margin-right: auto;
  line-height: 1.55;
}
.cta-banner .btn-primary {
  background: var(--acc-dark);
  color: var(--bg-dark);
  font-weight: 700;
}
.cta-banner .btn-primary:hover { background: #6BC56B; }
.cta-banner .btn-ghost {
  background: rgba(255,255,255,0.08);
  color: var(--txt-light);
  border: 1px solid rgba(255,255,255,0.15);
}
.cta-banner .btn-ghost:hover { background: rgba(255,255,255,0.15); }

/* ═══════════════════════════════════════════════════════════════
   FAQ
═══════════════════════════════════════════════════════════════ */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color 0.2s;
}
.faq-item[open] { border-color: var(--acc-line); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 26px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  font-size: 17px;
  font-weight: 600;
  color: var(--txt);
  user-select: none;
  transition: background 0.15s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { background: rgba(0,0,0,0.015); }
.faq-item summary .chev {
  width: 20px; height: 20px;
  color: var(--txt-3);
  transition: transform 0.2s;
  flex-shrink: 0;
}
.faq-item[open] summary .chev { transform: rotate(180deg); color: var(--acc); }
.faq-content {
  padding: 0 26px 24px;
  font-size: 15.5px;
  color: var(--txt-3);
  line-height: 1.7;
}
.faq-content p { margin-bottom: 12px; }
.faq-content p:last-child { margin-bottom: 0; }

/* ═══════════════════════════════════════════════════════════════
   FORMS
═══════════════════════════════════════════════════════════════ */
.form-group { margin-bottom: 18px; }
.form-label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--txt);
  margin-bottom: 8px;
}
.form-input, .form-textarea, .form-select {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--line-2);
  border-radius: 9px;
  padding: 12px 14px;
  color: var(--txt);
  font-size: 15px;
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: inherit;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--acc);
  box-shadow: 0 0 0 3px rgba(45,122,45,0.12);
}
.form-textarea { min-height: 120px; resize: vertical; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════════ */
.footer {
  background: var(--bg-dark);
  color: var(--txt-light-2);
  padding: 80px 32px 40px;
}
.footer-inner { max-width: var(--maxw); margin: 0 auto; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}
.footer-brand {
  font-weight: 700;
  font-size: 19px;
  color: var(--txt-light);
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 11px;
  letter-spacing: -0.015em;
}
.footer-brand .mark {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--acc);
  display: grid; place-items: center;
}
.footer-brand .mark svg { width: 18px; height: 18px; color: #fff; }

.footer-tagline {
  font-size: 14.5px;
  color: var(--txt-light-3);
  line-height: 1.6;
  margin-bottom: 22px;
  max-width: 340px;
}
.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--txt-light);
  margin-bottom: 18px;
  letter-spacing: 0.01em;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a {
  font-size: 14.5px;
  color: var(--txt-light-3);
  transition: color 0.15s;
}
.footer-col ul a:hover { color: var(--acc-dark); }
.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-copy {
  font-size: 13px;
  color: var(--txt-light-3);
}
.footer-legal { display: flex; gap: 22px; }
.footer-legal a {
  font-size: 13px;
  color: var(--txt-light-3);
}
.footer-legal a:hover { color: var(--txt-light); }

/* ═══════════════════════════════════════════════════════════════
   PROOF BAR (alternative trust)
═══════════════════════════════════════════════════════════════ */
.proof-bar {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: var(--bg-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 60px 0;
}
.proof-item {
  padding: 32px 28px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.06);
  color: var(--txt-light);
}
.proof-item:last-child { border-right: none; }
.proof-num {
  font-size: 36px;
  font-weight: 700;
  color: var(--acc-dark);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.proof-lab {
  font-size: 13px;
  color: var(--txt-light-3);
  font-weight: 500;
}

/* ═══════════════════════════════════════════════════════════════
   PAGE HEADER (for sub-pages)
═══════════════════════════════════════════════════════════════ */
.page-header {
  padding: 160px 32px 80px;
  text-align: center;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 0%, rgba(45,122,45,0.06), transparent 60%);
  pointer-events: none;
}
.page-header > * { position: relative; z-index: 1; }
.page-header .eyebrow { margin-bottom: 22px; }
.page-header h1 {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--txt);
  margin-bottom: 18px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.08;
}
.page-header p {
  font-size: 19px;
  color: var(--txt-3);
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.55;
}

/* ═══════════════════════════════════════════════════════════════
   INDUSTRIES / VERTICALS GRID (windfree-style)
═══════════════════════════════════════════════════════════════ */
.vertical-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.vertical-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  text-align: left;
  transition: all 0.25s var(--ease);
  position: relative;
  display: flex; flex-direction: column;
  min-height: 280px;
}
.vertical-card:hover {
  border-color: var(--acc-line);
  transform: translateY(-3px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.06);
}
.vertical-card .v-icon {
  width: 52px; height: 52px;
  background: var(--acc-soft);
  border-radius: 12px;
  display: grid; place-items: center;
  color: var(--acc);
  margin-bottom: 22px;
}
.vertical-card .v-icon svg { width: 24px; height: 24px; }
.vertical-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--txt);
  margin-bottom: 10px;
  letter-spacing: -0.015em;
}
.vertical-card p {
  font-size: 15px;
  color: var(--txt-3);
  line-height: 1.6;
  margin-bottom: 22px;
  flex: 1;
}
.vertical-card .v-cta {
  font-size: 14px;
  font-weight: 600;
  color: var(--acc);
  display: inline-flex; align-items: center; gap: 6px;
}
.vertical-card .v-cta svg { width: 14px; height: 14px; transition: transform 0.2s; }
.vertical-card:hover .v-cta svg { transform: translateX(3px); }

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════ */
@media (max-width: 980px){
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-cta .btn-ghost { display: none; }

  .features-grid, .testimonial-grid, .vertical-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; gap: 16px; max-width: 480px; }
  .price-card.popular { transform: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .proof-bar { grid-template-columns: repeat(2, 1fr); }
  .proof-item:nth-child(2n) { border-right: none; }
  .proof-item:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,0.06); }

  .big-feature { grid-template-columns: 1fr; gap: 32px; margin-bottom: 80px; }
  .big-feature.reverse { direction: ltr; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }

  .section { padding: 80px 22px; }
  .section-narrow { padding: 60px 22px; }
  .hero { padding: 130px 22px 60px; }
  .nav-inner { padding: 14px 22px; }
  .page-header { padding: 130px 22px 60px; }
}

@media (max-width: 600px){
  .hero h1 { font-size: 38px; }
  .hero .h-sub { font-size: 16px; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .stats-grid, .proof-bar { grid-template-columns: 1fr; }
  .proof-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.06); }
  .proof-item:last-child { border-bottom: none; }
  .timeline::before { left: 21px; }
  .tl-step { grid-template-columns: 44px 1fr; gap: 18px; }
  .tl-num { width: 44px; height: 44px; font-size: 16px; }
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0; bottom: 0;
  background: rgba(250,250,247,0.98);
  backdrop-filter: blur(24px);
  z-index: 999;
  padding: 24px;
  overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 16px 18px;
  font-size: 17px;
  font-weight: 600;
  color: var(--txt);
  border-bottom: 1px solid var(--line);
}
.mobile-menu .btn-primary {
  display: flex !important; justify-content: center;
  margin-top: 16px;
  border-bottom: none;
  background: var(--acc);
  color: #fff !important;
  border-radius: 10px;
}