/* Quell — Tool styles
   Brand: deep teal authority + warm parchment background + copper accent.
   Feel: discreet, professional, lightly apothecary. */

:root {
  --c-primary: #1E3A3F;
  --c-primary-soft: #2D5258;
  --c-secondary: #F5F0E6;
  --c-accent: #B87333;
  --c-accent-soft: #D89456;
  --c-bg: #FAF8F4;
  --c-card: #FFFFFF;
  --c-text: #2C2520;
  --c-muted: #6B6259;
  --c-border: #E5DDD0;
  --c-success: #557C5C;

  --radius: 6px;
  --radius-lg: 12px;
  --shadow: 0 1px 2px rgba(44, 37, 32, 0.06), 0 4px 16px rgba(44, 37, 32, 0.04);
  --shadow-lg: 0 4px 24px rgba(30, 58, 63, 0.10);

  --font-serif: "Cormorant Garamond", "Iowan Old Style", "Georgia", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", "Menlo", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--c-primary); }
a:hover { color: var(--c-accent); }

/* ===== Top nav ===== */
.topnav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 32px;
  border-bottom: 1px solid var(--c-border);
  background: var(--c-bg);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--c-primary);
}
.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--c-primary);
  display: inline-block;
  object-fit: cover;
}
.brand-word {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.topnav-right { display: flex; gap: 24px; align-items: center; }
.navlink { color: var(--c-muted); text-decoration: none; font-size: 14px; }
.navlink:hover { color: var(--c-primary); }
.cta-mini {
  background: var(--c-primary);
  color: #fff !important;
  padding: 9px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.15s;
}
.cta-mini:hover { background: var(--c-accent); color: #fff !important; }

/* ===== Tool shell ===== */
.tool-shell {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.tool-hero {
  text-align: center;
  margin-bottom: 36px;
}
.eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.8px;
  color: var(--c-accent);
  background: rgba(184, 115, 51, 0.08);
  padding: 5px 12px;
  border-radius: 99px;
  margin-bottom: 16px;
}
.tool-hero h1 {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 600;
  letter-spacing: -0.5px;
  color: var(--c-primary);
  margin: 0 0 14px;
  line-height: 1.1;
}
.lede {
  font-size: 17px;
  color: var(--c-muted);
  max-width: 540px;
  margin: 0 auto;
}

/* ===== Form card ===== */
.tool-card {
  background: var(--c-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--c-border);
  padding: 32px;
}
.intake-form { display: flex; flex-direction: column; gap: 18px; }
.row { display: flex; flex-direction: column; }
.row.two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.row label { display: flex; flex-direction: column; gap: 7px; }
.label {
  font-size: 13px;
  font-weight: 500;
  color: var(--c-text);
  letter-spacing: 0.1px;
}
input[type="text"], input[type="number"], input[type="email"], select, textarea {
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--c-text);
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 11px 14px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 63, 0.10);
}
textarea { resize: vertical; min-height: 70px; font-family: var(--font-sans); }

.primary-btn {
  position: relative;
  background: var(--c-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 13px 22px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.2px;
  cursor: pointer;
  transition: background 0.15s, transform 0.05s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.primary-btn:hover { background: var(--c-primary-soft); }
.primary-btn:active { transform: translateY(1px); }
.primary-btn:disabled { opacity: 0.6; cursor: wait; }
.btn-loading { display: inline-flex; align-items: center; gap: 8px; }
.spinner {
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,0.35);
  border-top-color: #fff;
  border-radius: 50%;
  display: inline-block;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.form-note {
  font-size: 12px;
  color: var(--c-muted);
  margin: 4px 0 0;
  text-align: center;
}

/* ===== Results ===== */
.results-area {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  animation: rise 0.4s ease;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.result-block {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: var(--shadow);
}
.result-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 22px;
  color: var(--c-primary);
  margin: 0 0 4px;
  letter-spacing: -0.2px;
}
.result-meta {
  font-size: 12px;
  color: var(--c-muted);
  letter-spacing: 0.6px;
  text-transform: uppercase;
  margin: 0 0 14px;
}
.result-body {
  font-size: 15px;
  line-height: 1.65;
  color: var(--c-text);
  white-space: pre-wrap;
}
.result-body ul, .result-body ol { padding-left: 20px; margin: 8px 0; }
.result-body strong { color: var(--c-primary); font-weight: 600; }

.email-body {
  background: var(--c-bg);
  border-radius: var(--radius);
  padding: 18px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.7;
  margin-top: 10px;
}
.certificate {
  background: linear-gradient(135deg, #fdfaf4 0%, #f5f0e6 100%);
  border: 1px solid var(--c-accent-soft);
  border-radius: var(--radius);
  padding: 22px;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.75;
  margin-top: 10px;
  position: relative;
}
.certificate::before {
  content: "TREATMENT CERTIFICATE";
  position: absolute;
  top: 10px;
  right: 16px;
  font-family: var(--font-sans);
  font-size: 9px;
  letter-spacing: 1.5px;
  color: var(--c-accent);
  font-weight: 600;
}

.ghost-btn {
  background: transparent;
  color: var(--c-primary);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 8px 14px;
  font-size: 13px;
  cursor: pointer;
  margin-top: 12px;
  transition: all 0.15s;
}
.ghost-btn:hover {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
}

.actions-row { display: flex; justify-content: center; gap: 12px; }

/* ===== Signup card ===== */
.signup-card {
  margin-top: 56px;
  background: var(--c-primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.signup-card h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  margin: 0 0 10px;
  color: #fff;
  font-weight: 600;
}
.signup-card p {
  color: rgba(245, 240, 230, 0.85);
  margin: 0 auto 22px;
  max-width: 480px;
  font-size: 15px;
}
.signup-form {
  display: flex;
  gap: 8px;
  max-width: 420px;
  margin: 0 auto;
}
.signup-form input {
  flex: 1;
  background: rgba(255,255,255,0.95);
  border: none;
}
.signup-form input:focus { box-shadow: 0 0 0 3px rgba(184, 115, 51, 0.5); }
.signup-form .primary-btn {
  background: var(--c-accent);
  white-space: nowrap;
}
.signup-form .primary-btn:hover { background: var(--c-accent-soft); }
.signup-confirm {
  margin-top: 16px;
  color: var(--c-secondary);
  font-size: 14px;
}

/* ===== Footer ===== */
.footer {
  text-align: center;
  padding: 32px 24px;
  font-size: 13px;
  color: var(--c-muted);
  border-top: 1px solid var(--c-border);
  margin-top: 60px;
}
.footer a { color: var(--c-muted); }
.footer a:hover { color: var(--c-primary); }

/* ===== Landing page ===== */
body.landing { background: var(--c-bg); }
.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 90px 24px 64px;
  text-align: center;
}
.hero .eyebrow { margin-bottom: 22px; }
.hero h1 {
  font-family: var(--font-serif);
  font-size: 60px;
  letter-spacing: -1px;
  font-weight: 600;
  color: var(--c-primary);
  margin: 0 auto 22px;
  max-width: 800px;
  line-height: 1.08;
}
.hero .subtitle {
  font-size: 20px;
  color: var(--c-muted);
  margin: 0 auto 32px;
  max-width: 620px;
  line-height: 1.5;
}
.hero-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-ctas .primary-btn { padding: 14px 26px; font-size: 15px; }
.secondary-link {
  display: inline-flex;
  align-items: center;
  padding: 14px 22px;
  color: var(--c-primary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: #fff;
  transition: all 0.15s;
}
.secondary-link:hover { border-color: var(--c-primary); }

.bg-decoration {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 600px;
  pointer-events: none;
  background:
    radial-gradient(ellipse at top left, rgba(184, 115, 51, 0.08), transparent 50%),
    radial-gradient(ellipse at top right, rgba(30, 58, 63, 0.06), transparent 50%);
  z-index: -1;
}

/* Section primitives */
.section { padding: 70px 24px; }
.section-inner { max-width: 1080px; margin: 0 auto; }
.section h2 {
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 600;
  color: var(--c-primary);
  letter-spacing: -0.4px;
  text-align: center;
  margin: 0 0 12px;
}
.section .section-lede {
  text-align: center;
  font-size: 17px;
  color: var(--c-muted);
  max-width: 600px;
  margin: 0 auto 50px;
}

/* Problem section */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 30px;
}
.problem-card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow);
}
.problem-quote {
  font-family: var(--font-serif);
  font-size: 18px;
  font-style: italic;
  color: var(--c-text);
  line-height: 1.5;
  margin: 0 0 14px;
  position: relative;
  padding-left: 16px;
  border-left: 3px solid var(--c-accent);
}
.problem-attr {
  font-size: 13px;
  color: var(--c-muted);
  letter-spacing: 0.3px;
}

/* Demo block on landing */
.demo-block {
  background: var(--c-primary);
  color: #fff;
  padding: 80px 24px;
  margin-top: 20px;
}
.demo-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: center;
}
.demo-block h2 {
  color: #fff;
  text-align: left;
  font-size: 36px;
  margin-bottom: 18px;
}
.demo-block p {
  color: rgba(245, 240, 230, 0.85);
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 24px;
}
.demo-cta {
  display: inline-block;
  background: var(--c-accent);
  color: #fff;
  padding: 14px 24px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: background 0.15s;
}
.demo-cta:hover { background: var(--c-accent-soft); color: #fff; }
.demo-preview {
  background: var(--c-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  color: var(--c-text);
  box-shadow: var(--shadow-lg);
  font-size: 13px;
  font-family: var(--font-mono);
  line-height: 1.7;
  position: relative;
}
.demo-preview-label {
  position: absolute;
  top: -10px;
  left: 18px;
  background: var(--c-accent);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: 1.5px;
  padding: 4px 10px;
  border-radius: 99px;
  font-weight: 600;
}

/* Features section */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
}
.feature {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--c-card);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow);
}
.feature-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(184, 115, 51, 0.10);
  color: var(--c-accent);
  border-radius: var(--radius);
  font-size: 22px;
  margin-bottom: 16px;
}
.feature h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--c-primary);
  margin: 0 0 10px;
}
.feature p {
  color: var(--c-muted);
  font-size: 14.5px;
  line-height: 1.6;
  margin: 0;
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  max-width: 1000px;
  margin: 0 auto;
}
.tier {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  box-shadow: var(--shadow);
  position: relative;
}
.tier.featured {
  border: 2px solid var(--c-accent);
  transform: translateY(-6px);
}
.tier.featured::before {
  content: "Most popular";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 99px;
}
.tier h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--c-primary);
  margin: 0 0 4px;
}
.tier-price {
  font-family: var(--font-serif);
  font-size: 42px;
  color: var(--c-text);
  font-weight: 600;
  margin: 14px 0 0;
}
.tier-price small {
  font-size: 14px;
  color: var(--c-muted);
  font-weight: 400;
}
.tier-tagline {
  font-size: 13px;
  color: var(--c-muted);
  margin-top: 4px;
}
.tier-features {
  list-style: none;
  padding: 22px 0 0;
  margin: 22px 0 0;
  border-top: 1px solid var(--c-border);
}
.tier-features li {
  padding: 7px 0 7px 24px;
  position: relative;
  font-size: 14.5px;
  color: var(--c-text);
}
.tier-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--c-accent);
  font-weight: 600;
}

/* Final CTA */
.final-cta {
  background: var(--c-primary);
  color: #fff;
  padding: 70px 24px;
  text-align: center;
  margin-top: 30px;
}
.final-cta h2 {
  color: #fff;
  font-family: var(--font-serif);
  font-size: 38px;
  margin: 0 0 18px;
}
.final-cta p {
  color: rgba(245, 240, 230, 0.85);
  max-width: 540px;
  margin: 0 auto 28px;
  font-size: 16px;
}
.final-cta .signup-form { margin: 0 auto; max-width: 460px; }

/* Mobile */
@media (max-width: 720px) {
  .hero h1 { font-size: 38px; }
  .hero .subtitle { font-size: 16px; }
  .tool-hero h1 { font-size: 32px; }
  .row.two { grid-template-columns: 1fr; }
  .demo-inner { grid-template-columns: 1fr; gap: 24px; }
  .demo-block h2 { font-size: 28px; }
  .section h2 { font-size: 28px; }
  .signup-form { flex-direction: column; }
  .tier.featured { transform: none; }
  .topnav { padding: 14px 18px; }
  .topnav .navlink { display: none; }
}