/* ==========================================
   CallForge AI — Industrial Dark Theme
   ========================================== */

:root {
  --bg: #080808;
  --bg-surface: #111111;
  --bg-card: #141414;
  --fg: #F5F5F0;
  --fg-muted: #9A9A9A;
  --fg-dim: #5A5A5A;
  --gold: #C8A96E;
  --gold-dim: rgba(200, 169, 110, 0.12);
  --border: rgba(245, 245, 240, 0.08);
  --border-gold: rgba(200, 169, 110, 0.25);
  --font-display: 'Bebas Neue', 'Arial Black', sans-serif;
  --font-body: 'Barlow', 'Helvetica Neue', Helvetica, sans-serif;
  --max-w: 1200px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
.nav {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: 0.04em;
  color: var(--fg);
}
.nav-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 100px 0 80px;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 40%, transparent 100%);
}
.hero-inner {
  position: relative;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-eyebrow {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(64px, 8vw, 96px);
  line-height: 0.95;
  letter-spacing: 0.01em;
  color: var(--fg);
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
}
.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 480px;
}

/* Phone widget */
.hero-visual {
  display: flex;
  justify-content: center;
}
.phone-widget {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(200,169,110,0.1);
}
.phone-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}
.phone-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold);
}
.phone-time {
  font-size: 11px;
  color: var(--fg-dim);
}
.phone-bubble {
  border-radius: 16px;
  padding: 12px 16px;
  max-width: 88%;
}
.phone-bubble.incoming {
  background: var(--bg-card);
  border: 1px solid var(--border);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}
.phone-bubble.outgoing {
  background: var(--gold-dim);
  border: 1px solid var(--border-gold);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}
.bubble-text {
  font-size: 14px;
  line-height: 1.5;
  color: var(--fg);
}
.phone-confirm {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(200,169,110,0.08);
  border: 1px solid var(--border-gold);
  border-radius: 12px;
  padding: 10px 16px;
  margin-top: 4px;
}
.confirm-icon {
  width: 24px;
  height: 24px;
  background: var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg);
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.phone-confirm span {
  font-size: 13px;
  color: var(--gold);
  font-weight: 500;
}

/* Stats */
.stats {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 56px 0;
  background: var(--bg-surface);
}
.stats-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: center;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 32px;
}
.stat:first-child { padding-left: 0; }
.stat-number {
  font-family: var(--font-display);
  font-size: 48px;
  color: var(--gold);
  line-height: 1;
  letter-spacing: 0.01em;
}
.stat-label {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.5;
  max-width: 180px;
}
.stat-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
}

/* How it works */
.howitworks {
  padding: 100px 0;
}
.howitworks-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}
.section-eyebrow {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  color: var(--fg);
  line-height: 1;
  letter-spacing: 0.01em;
  margin-bottom: 64px;
}
.steps {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 0;
}
.step {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.step-number {
  font-family: var(--font-display);
  font-size: 72px;
  color: var(--border);
  line-height: 1;
  letter-spacing: 0.02em;
}
.step-title {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--fg);
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.step-desc {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.7;
}
.step-arrow {
  display: flex;
  align-items: center;
  padding-top: 40px;
  color: var(--fg-dim);
}

/* Services */
.services {
  padding: 100px 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
}
.services-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.service-card:first-child { border-radius: 8px 0 0 0; }
.service-card:nth-child(2) { border-radius: 0 8px 0 0; }
.service-card:nth-child(3) { border-radius: 0 0 0 8px; }
.service-card:last-child { border-radius: 0 0 8px 0; }
.service-icon {
  color: var(--gold);
  margin-bottom: 20px;
}
.service-name {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.04em;
  color: var(--fg);
  margin-bottom: 8px;
}
.service-price {
  font-size: 13px;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}
.service-desc {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}
.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.service-features li {
  font-size: 14px;
  color: var(--fg-muted);
  padding-left: 20px;
  position: relative;
}
.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
}

/* Testimonial */
.testimonial {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}
.testimonial-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 32px;
}
.testimonial-quote {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.quote-mark {
  font-family: Georgia, serif;
  font-size: 120px;
  color: var(--gold);
  line-height: 0.6;
  opacity: 0.4;
}
.quote-text {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.1;
  color: var(--fg);
  letter-spacing: 0.02em;
}
.quote-attribution {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.quote-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--fg);
}
.quote-role {
  font-size: 13px;
  color: var(--fg-dim);
}

/* Closing */
.closing {
  padding: 100px 0 120px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
}
.closing-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  text-align: center;
}
.closing-eyebrow {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-dim);
  font-weight: 500;
  margin-bottom: 32px;
}
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.05;
  color: var(--fg);
  letter-spacing: 0.01em;
  margin-bottom: 28px;
}
.closing-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto 48px;
}
.closing-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 40px;
}
.tag {
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  color: var(--fg-muted);
  font-weight: 500;
}
.closing-note {
  font-size: 13px;
  color: var(--fg-dim);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.04em;
  color: var(--fg);
  display: block;
  margin-bottom: 12px;
}
.footer-desc {
  font-size: 14px;
  color: var(--fg-dim);
  max-width: 300px;
}
.footer-meta {
  text-align: right;
}
.footer-copy {
  font-size: 13px;
  color: var(--fg-dim);
  margin-bottom: 4px;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .phone-widget { width: 100%; max-width: 320px; }
  .hero-headline { font-size: 56px; }
  .stats-inner { grid-template-columns: 1fr 1fr; gap: 40px; }
  .stat-divider { display: none; }
  .stat { padding: 0; }
  .steps { grid-template-columns: 1fr; }
  .step-arrow { display: none; }
  .step-number { font-size: 48px; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card:first-child { border-radius: 8px 8px 0 0; }
  .service-card:nth-child(3) { border-radius: 0; }
  .service-card:last-child { border-radius: 0 0 8px 8px; }
  .footer-inner { flex-direction: column; gap: 32px; align-items: flex-start; }
  .footer-meta { text-align: left; }
  .quote-text { font-size: 28px; }
}

@media (max-width: 480px) {
  .hero { padding: 60px 0 48px; }
  .hero-inner { padding: 0 20px; }
  .stats-inner { padding: 0 20px; }
  .howitworks-inner { padding: 0 20px; }
  .services-inner { padding: 0 20px; }
  .service-card { padding: 28px; }
  .closing-inner { padding: 0 20px; }
  .footer-inner { padding: 0 20px; }
  .stats-inner { grid-template-columns: 1fr; }
  .closing-tags { gap: 8px; }
  .tag { padding: 6px 14px; font-size: 12px; }
}