/* Valid — AI Voice Analysis Landing Page */
/* Aesthetic: forensic confidence. Dark, warm, decisive. */

/* ─── CSS Variables ─────────────────────────────────── */
:root {
  --bg: #0e0c0b;
  --bg-2: #141210;
  --bg-3: #1c1917;
  --surface: #221f1c;
  --border: rgba(255,255,255,0.08);
  --border-accent: rgba(208,166,120,0.25);

  --text: #f0ebe3;
  --text-2: #a8a09a;
  --text-3: #6b645e;

  --gold: #d0a678;
  --gold-light: #e8c89a;
  --gold-dim: rgba(208,166,120,0.15);
  --rose: #c4615a;
  --rose-dim: rgba(196,97,90,0.15);

  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-sans: 'Satoshi', system-ui, sans-serif;

  --radius: 4px;
  --radius-lg: 8px;
  --max-w: 1100px;
  --transition: 0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font: inherit; }

/* ─── Utilities ─────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Scroll Reveal ─────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ─── Nav ────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(14,12,11,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--gold-light);
  letter-spacing: 0.02em;
}

.nav-cta {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--border-accent);
  padding: 8px 18px;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}
.nav-cta:hover {
  background: var(--gold-dim);
  color: var(--gold-light);
}

/* ─── Buttons ────────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  background: var(--gold);
  color: var(--bg);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  padding: 14px 32px;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition);
}
.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
}
.btn-primary.btn-large {
  font-size: 1.05rem;
  padding: 16px 40px;
}

.btn-ghost {
  display: inline-block;
  color: var(--text-2);
  font-size: 0.9rem;
  border: 1px solid var(--border);
  padding: 14px 28px;
  border-radius: var(--radius);
  transition: border-color var(--transition), color var(--transition);
}
.btn-ghost:hover {
  border-color: var(--border-accent);
  color: var(--text);
}

/* ─── Hero ───────────────────────────────────────────── */
.hero {
  position: relative;
  padding: 140px 0 100px;
  overflow: hidden;
}

/* Subtle noise texture overlay */
.hero-noise {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(208,166,120,0.06) 0%, transparent 70%),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: 1.08;
  color: var(--text);
  margin-bottom: 24px;
  max-width: 700px;
}

.hero-headline em {
  font-style: italic;
  color: var(--gold-light);
}

.hero-subline {
  font-size: 1.1rem;
  color: var(--text-2);
  max-width: 540px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stat-row {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  gap: 24px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--gold-light);
  line-height: 1;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
  flex-shrink: 0;
}

/* ─── Section base ───────────────────────────────────── */
.section {
  padding: 96px 0;
}

.section-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 16px;
}

.section-title-sm {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 20px;
}

.section-sub {
  font-size: 1rem;
  color: var(--text-2);
  max-width: 500px;
  margin-bottom: 56px;
  line-height: 1.65;
}

/* ─── Steps ──────────────────────────────────────────── */
.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition);
}

.step:hover {
  border-color: var(--border-accent);
}

.step-number {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: var(--gold-dim);
  color: rgba(208,166,120,0.3);
  line-height: 1;
  margin-bottom: 16px;
  /* Override: use gold color at low opacity for the number */
  -webkit-text-stroke: 1px rgba(208,166,120,0.25);
  color: transparent;
}

.step-content h3 {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}

.step-content p {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.65;
}

.step-arrow {
  flex-shrink: 0;
  width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  font-size: 1.2rem;
  padding-top: 40px;
}

/* ─── Clarity Band ───────────────────────────────────── */
.clarity-band {
  padding: 80px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}

.clarity-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-style: italic;
  color: var(--text);
  text-align: center;
  line-height: 1.4;
  max-width: 700px;
  margin: 0 auto;
  border: none;
}

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

.two-col-text p {
  font-size: 1.05rem;
  color: var(--text-2);
  margin-bottom: 12px;
  line-height: 1.65;
}

.clarity-note {
  font-family: var(--font-serif);
  font-size: 1.2rem !important;
  color: var(--gold-light) !important;
  font-style: italic;
  margin-top: 24px !important;
}

/* ─── Score Demo ─────────────────────────────────────── */
.score-demo {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  max-width: 320px;
  margin: 0 auto;
}

.score-demo-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 24px;
}

.score-demo-ring {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto 24px;
}

.ring-svg {
  transform: rotate(-90deg);
  width: 120px;
  height: 120px;
}

.ring-bg {
  fill: none;
  stroke: rgba(255,255,255,0.06);
  stroke-width: 8;
}

.ring-fill {
  fill: none;
  stroke: var(--rose);
  stroke-width: 8;
  stroke-linecap: round;
  /* circumference of r=50 circle = 314. 72% = 226 filled, dashoffset = 314 - 226 = 88 */
  stroke-dasharray: 314;
  stroke-dashoffset: 88;
  transition: stroke-dashoffset 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.score-demo-number {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--text);
}

.score-demo-verdict {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.verdict-caution {
  color: var(--rose);
}

.score-demo-sub {
  font-size: 0.8rem;
  color: var(--text-3);
}

/* ─── Tech Band ──────────────────────────────────────── */
.tech-band {
  padding: 80px 0;
  background: var(--bg-3);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.tech-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.tech-icon {
  font-size: 1rem;
  color: var(--gold);
  flex-shrink: 0;
  margin-top: 2px;
  letter-spacing: 0;
}

.tech-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tech-text strong {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}

.tech-text span {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* ─── Pricing ────────────────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  align-items: start;
}

.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  transition: border-color var(--transition), transform var(--transition);
}

.pricing-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.pricing-card-featured {
  border-color: var(--border-accent);
  background: linear-gradient(160deg, #241f1b 0%, var(--surface) 100%);
}

.pricing-card-featured:hover {
  border-color: var(--gold);
}

.pricing-featured-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: var(--bg);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  white-space: nowrap;
}

.pricing-tier-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}

.pricing-price {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--text);
  line-height: 1;
}

.pricing-cents {
  font-size: 1.4rem;
  color: var(--text-2);
}

.pricing-desc {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.55;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.pricing-features li {
  font-size: 0.83rem;
  color: var(--text-2);
  padding-left: 16px;
  position: relative;
  line-height: 1.45;
}

.pricing-features li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--gold);
  font-size: 0.75rem;
}

.btn-pricing {
  display: block;
  text-align: center;
  padding: 12px 20px;
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.btn-pricing:hover {
  background: var(--gold-dim);
  border-color: var(--gold);
}

.btn-pricing-featured {
  background: var(--gold);
  color: var(--bg);
  border-color: var(--gold);
}

.btn-pricing-featured:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  color: var(--bg);
}

/* ─── Refund Band ────────────────────────────────────── */
.refund-band {
  padding: 80px 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.refund-inner {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  max-width: 780px;
  margin: 0 auto;
}

.refund-icon {
  font-size: 2rem;
  color: var(--gold);
  flex-shrink: 0;
  line-height: 1;
  margin-top: 4px;
}

.refund-text h3 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--text);
  margin-bottom: 16px;
}

.refund-text p {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.65;
  margin-bottom: 12px;
}

.refund-sub {
  font-size: 0.88rem !important;
  color: var(--text-3) !important;
  font-style: italic;
}

/* ─── FAQ ────────────────────────────────────────────── */
.faq-list {
  max-width: 680px;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  gap: 16px;
  transition: color var(--transition);
}

.faq-q:hover {
  color: var(--gold-light);
}

.faq-arrow {
  color: var(--gold);
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq-item.faq-open .faq-arrow {
  transform: rotate(45deg);
}

.faq-a {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.7;
  padding: 0 0 20px;
  display: none;
}

.faq-item.faq-open .faq-a {
  display: block;
}

/* ─── Final CTA ──────────────────────────────────────── */
.final-cta {
  padding: 120px 0;
  text-align: center;
  background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(208,166,120,0.07) 0%, transparent 70%);
}

.final-cta-headline {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 20px;
}

.final-cta-sub {
  font-size: 1rem;
  color: var(--text-2);
  margin-bottom: 40px;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

/* ─── Footer ─────────────────────────────────────────── */
.footer {
  background: var(--bg-3);
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--gold-light);
}

.footer-tagline {
  font-size: 0.78rem;
  color: var(--text-3);
  font-style: italic;
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-3);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--text-2);
}

.footer-legal {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-legal p {
  font-size: 0.72rem;
  color: var(--text-3);
  line-height: 1.6;
}

/* ─── Responsive ─────────────────────────────────────── */
@media (max-width: 900px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps {
    flex-direction: column;
    gap: 16px;
  }

  .step-arrow {
    transform: rotate(90deg);
    width: auto;
    padding-top: 0;
    align-self: center;
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .tech-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (max-width: 600px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 110px 0 72px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }

  .hero-stat-divider {
    display: none;
  }

  .hero-stat-row {
    flex-direction: row;
    gap: 20px;
  }

  .section {
    padding: 64px 0;
  }

  .footer-inner {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }

  .footer-links {
    gap: 20px;
  }

  .refund-inner {
    flex-direction: column;
    gap: 16px;
  }

  .nav-logo {
    font-size: 1.25rem;
  }
}