:root {
  --bg: #f8f7f4;
  --white: #ffffff;
  --text: #1a1a2e;
  --muted: #78716c;
  --faint: #a8a29e;
  --gold: #d4880a;
  --gold-light: #e89c10;
  --border: #e7e5e4;
  --border-hover: #d6d3d1;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { text-decoration: none; color: inherit; }

img { display: block; max-width: 100%; }

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

.container--narrow { max-width: 800px; }

/* ── Fade-in animations ── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--gold);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
  text-decoration: none;
}
.btn-primary:hover { background: var(--gold-light); box-shadow: 0 4px 20px rgba(212,136,10,0.25); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: transparent;
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  border-radius: 100px;
  border: 1.5px solid var(--border);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  text-decoration: none;
}
.btn-secondary:hover { border-color: var(--gold); color: var(--gold); }

/* ── Section label ── */
.section-label {
  display: inline-block;
  color: var(--gold);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

/* ── Section heading ── */
.section-title {
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 16px;
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto;
}

.text-gold { color: var(--gold); }

/* ── Card ── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.card:hover { border-color: var(--border-hover); }

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(248,247,244,0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.navbar.scrolled {
  background: rgba(255,255,255,0.95);
  border-bottom-color: var(--border);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.navbar-logo {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.navbar-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.navbar-links a {
  font-size: 14px;
  color: var(--muted);
  transition: color 0.2s;
}
.navbar-links a:hover { color: var(--text); }
.navbar-cta { margin-left: 8px; }
.navbar-cta a {
  padding: 9px 20px;
  font-size: 13px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px 0 20px;
  border-top: 1px solid var(--border);
}
.mobile-nav a {
  display: block;
  padding: 10px 0;
  font-size: 15px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav .btn-primary { margin-top: 8px; text-align: center; justify-content: center; }

@media (max-width: 768px) {
  .navbar-links, .navbar-cta { display: none; }
  .hamburger { display: flex; }
  .mobile-nav.open { display: flex; }
}

/* ── Hero ── */
#hero {
  padding: 140px 0 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
#hero::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 400px;
  background: radial-gradient(ellipse, rgba(212,136,10,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(212,136,10,0.08);
  border: 1px solid rgba(212,136,10,0.25);
  border-radius: 100px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.hero-title {
  font-size: clamp(36px, 7vw, 68px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  color: var(--text);
}
.hero-desc {
  font-size: 18px;
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}
.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.hero-proof-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--faint);
}
.hero-proof-item::before {
  content: '•';
  color: var(--gold);
  font-size: 10px;
}
.hero-proof-item:first-child::before { display: none; }

/* ── How It Works ── */
#how-it-works {
  padding: 100px 0;
  background: var(--white);
}
.section-header { text-align: center; margin-bottom: 56px; }

.steps-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.step-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  transition: border-color 0.2s, box-shadow 0.2s;
  position: relative;
}
.step-card:hover { border-color: rgba(212,136,10,0.4); box-shadow: 0 4px 20px rgba(0,0,0,0.06); }

.step-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}
.step-icon {
  width: 44px; height: 44px;
  background: rgba(212,136,10,0.08);
  border: 1px solid rgba(212,136,10,0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 18px;
}
.step-num {
  font-size: 24px;
  font-weight: 800;
  color: var(--border);
  line-height: 1;
}
.step-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.3;
}
.step-desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.6;
}

@media (max-width: 900px) { .steps-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .steps-grid { grid-template-columns: 1fr; } }

/* ── What We Look For ── */
#what-we-look-for {
  padding: 100px 0;
  background: var(--bg);
}

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

.look-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}
.look-card:hover {
  border-color: rgba(212,136,10,0.35);
  box-shadow: 0 6px 24px rgba(0,0,0,0.07);
  transform: translateY(-2px);
}
.look-card-icon {
  width: 48px; height: 48px;
  background: rgba(212,136,10,0.08);
  border: 1px solid rgba(212,136,10,0.2);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 20px;
  margin-bottom: 20px;
}
.look-card h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
}
.look-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}

@media (max-width: 900px) { .cards-grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cards-grid-3 { grid-template-columns: 1fr; } }

/* ── Why Contact ── */
#why-contact {
  padding: 100px 0;
  background: var(--white);
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.reasons-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.reason-item {
  display: flex;
  gap: 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  transition: border-color 0.2s;
}
.reason-item:hover { border-color: var(--border-hover); }
.reason-icon {
  width: 40px; height: 40px;
  flex-shrink: 0;
  background: rgba(212,136,10,0.08);
  border: 1px solid rgba(212,136,10,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 16px;
  margin-top: 2px;
}
.reason-item h3 {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 4px;
}
.reason-item p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.6;
}

@media (max-width: 768px) { .two-col { grid-template-columns: 1fr; gap: 40px; } }

/* ── Score / Visualisations ── */
#score {
  padding: 100px 0;
  background: var(--bg);
}

.score-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}
.score-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.score-card:hover { border-color: var(--border-hover); box-shadow: 0 4px 20px rgba(0,0,0,0.06); }

.score-card-head {
  padding: 20px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.score-card-label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.score-card-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}
.score-card-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}
.score-card-subtitle {
  font-size: 10px;
  color: var(--faint);
  margin-top: 2px;
}

.score-bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.score-bar-label {
  font-size: 10px;
  width: 70px;
  flex-shrink: 0;
}
.score-bar-track {
  flex: 1;
  height: 6px;
  background: #e7e5e4;
  border-radius: 3px;
  overflow: hidden;
}
.score-bar-fill {
  height: 100%;
  border-radius: 3px;
}
.score-bar-pts {
  font-size: 10px;
  width: 28px;
  text-align: right;
  flex-shrink: 0;
}

.score-card-foot {
  padding: 14px 20px;
}
.score-card-foot p {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.6;
}

.score-legend {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
}
.legend-title {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  text-align: center;
  margin-bottom: 20px;
}
.legend-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 10px;
}
.legend-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.legend-band { font-size: 12px; font-weight: 600; color: var(--text); }
.legend-range { font-size: 10px; color: var(--faint); }

@media (max-width: 900px) { .score-grid { grid-template-columns: 1fr; } .legend-grid { grid-template-columns: repeat(2, 1fr); } }

/* ── Trust ── */
#trust {
  padding: 100px 0;
  background: var(--white);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.trust-item {
  display: flex;
  gap: 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  transition: border-color 0.2s;
}
.trust-item:hover { border-color: var(--border-hover); }
.trust-icon {
  width: 40px; height: 40px;
  flex-shrink: 0;
  background: rgba(212,136,10,0.08);
  border: 1px solid rgba(212,136,10,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 17px;
}
.trust-item h3 { font-size: 13px; font-weight: 700; margin-bottom: 6px; }
.trust-item p { font-size: 12px; color: var(--muted); line-height: 1.6; }

@media (max-width: 900px) { .trust-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .trust-grid { grid-template-columns: 1fr; } }

/* ── Contact Form ── */
#contact {
  padding: 100px 0;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
#contact::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 700px; height: 400px;
  background: radial-gradient(ellipse, rgba(212,136,10,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.form-card {
  max-width: 700px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
}
.form-inner { padding: 40px; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full { grid-column: 1 / -1; }

label {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.04em;
}
label .req { color: var(--gold); }

input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
input:focus, textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212,136,10,0.1);
}
input::placeholder, textarea::placeholder { color: var(--faint); }
textarea { resize: none; }

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  cursor: pointer;
}
.checkbox-row input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--gold); cursor: pointer; }
.checkbox-row span { font-size: 14px; color: var(--muted); }

.form-submit { width: 100%; font-size: 16px; padding: 16px; border-radius: 14px; }

.form-note {
  text-align: center;
  font-size: 12px;
  color: var(--faint);
  margin-top: 16px;
  line-height: 1.6;
}

.form-success {
  display: none;
  text-align: center;
  padding: 56px 40px;
}
.form-success .success-icon {
  width: 64px; height: 64px;
  background: rgba(212,136,10,0.08);
  border: 1px solid rgba(212,136,10,0.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 26px;
  margin: 0 auto 24px;
}
.form-success h3 { font-size: 24px; font-weight: 800; margin-bottom: 12px; }
.form-success p { color: var(--muted); font-size: 15px; max-width: 420px; margin: 0 auto; }

@media (max-width: 600px) {
  .form-grid { grid-template-columns: 1fr; }
  .form-inner { padding: 24px; }
}

/* ── FAQ ── */
#faq {
  padding: 100px 0;
  background: var(--white);
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 8px 32px;
}
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: none; }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
}
.faq-question:hover { color: var(--text); }

.faq-icon {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--faint);
  transition: all 0.2s;
  font-size: 16px;
  line-height: 1;
}
.faq-item.open .faq-icon {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(212,136,10,0.07);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease;
}
.faq-answer p {
  padding-bottom: 20px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}
.faq-item.open .faq-answer { max-height: 400px; }

.faq-footer {
  text-align: center;
  margin-top: 32px;
}
.faq-footer p { font-size: 14px; color: var(--faint); margin-bottom: 10px; }
.faq-footer a { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; font-size: 14px; }

/* ── Footer ── */
footer {
  background: #f0ede7;
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--muted);
  max-width: 280px;
  line-height: 1.65;
}
.footer-col h4 {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--faint);
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  font-size: 14px;
  color: var(--muted);
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--gold); }
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 10px;
  transition: color 0.2s;
}
.footer-contact-item:hover { color: var(--gold); }
.footer-legal-links { display: flex; gap: 20px; margin-top: 20px; }
.footer-legal-links a { font-size: 12px; color: var(--faint); transition: color 0.2s; }
.footer-legal-links a:hover { color: var(--muted); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
}
.footer-bottom p { font-size: 12px; color: var(--faint); line-height: 1.6; }

@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

/* ── Cooling page ── */
.cooling-page {
  min-height: 100vh;
  padding: 80px 0 60px;
  position: relative;
}
.cooling-page::before {
  content: '';
  position: fixed;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 400px;
  background: radial-gradient(ellipse, rgba(212,136,10,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.cooling-logo { font-size: 18px; font-weight: 800; margin-bottom: 48px; }
.cooling-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(212,136,10,0.08);
  border: 1px solid rgba(212,136,10,0.25);
  border-radius: 100px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.cooling-title { font-size: clamp(28px, 5vw, 48px); font-weight: 900; line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 16px; }
.cooling-desc { font-size: 17px; color: var(--muted); max-width: 600px; margin-bottom: 40px; line-height: 1.7; }

.cooling-layout {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 32px;
  align-items: start;
}
.cooling-checks {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  margin-bottom: 16px;
}
.cooling-checks h2 { font-size: 14px; font-weight: 700; margin-bottom: 16px; }
.check-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.check-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 13px; color: var(--muted); line-height: 1.5; }
.check-list li::before { content: '✓'; color: var(--gold); font-weight: 700; flex-shrink: 0; margin-top: 1px; }
.cooling-small {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 20px;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.7;
}
.cooling-small strong { color: var(--text); }

.cooling-form-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
}
.cooling-ref {
  margin: 0 32px 20px;
  padding: 10px 16px;
  background: rgba(212,136,10,0.07);
  border: 1px solid rgba(212,136,10,0.2);
  border-radius: 10px;
  font-size: 13px;
  color: var(--gold);
}
.cooling-ref strong { font-weight: 700; }

@media (max-width: 768px) {
  .cooling-layout { grid-template-columns: 1fr; }
  .cooling-page { padding: 80px 0 40px; }
}