/* Alviett Builder — responsive product page */
.builder-page {
  background: var(--bg);
  overflow-x: hidden;
}

.builder-page .site-header {
  border-bottom-color: rgba(238, 231, 220, 0.6);
  padding: 14px clamp(16px, 3vw, 40px);
  gap: 16px;
}

.builder-page .nav {
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

.builder-page .brand span:last-child {
  font-size: clamp(14px, 2vw, 16px);
}

.builder-shell {
  width: min(100%, 1180px);
  margin: 0 auto;
}

/* Hero */
.builder-hero {
  padding: clamp(48px, 8vw, 96px) clamp(18px, 4vw, 40px);
  background:
    radial-gradient(circle at 88% 12%, rgba(216, 183, 111, 0.22), transparent 36%),
    radial-gradient(circle at 8% 18%, rgba(92, 61, 178, 0.14), transparent 34%);
}

.builder-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  gap: clamp(32px, 4vw, 56px);
  align-items: center;
}

.builder-hero-copy {
  max-width: 620px;
}

.builder-hero h1 {
  font-size: clamp(36px, 4.8vw, 64px);
  line-height: 0.98;
  letter-spacing: -0.06em;
  margin: 0 0 18px;
  color: var(--text);
}

.builder-hero .hero-subtitle {
  font-size: clamp(17px, 1.8vw, 21px);
  max-width: 560px;
  margin: 0 0 24px;
  line-height: 1.5;
}

.builder-hero .hero-actions {
  margin-bottom: 8px;
}

.builder-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 32px;
}

.builder-stat {
  padding: 18px 14px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 18px;
  text-align: center;
}

.builder-stat strong {
  display: block;
  font-size: clamp(24px, 2.6vw, 32px);
  color: var(--primary);
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.builder-stat span {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.35;
  color: var(--muted);
  font-weight: 650;
}

.builder-mockup {
  background: linear-gradient(160deg, #1d1538 0%, var(--primary) 55%, var(--primary-2) 100%);
  border-radius: var(--radius);
  padding: clamp(20px, 3vw, 28px);
  color: #fff;
  box-shadow: var(--shadow);
  min-height: 340px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 100%;
}

.builder-mockup-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.72;
  font-weight: 800;
}

.builder-mockup h3 {
  margin: 10px 0 0;
  font-size: clamp(18px, 2vw, 22px);
  letter-spacing: -0.03em;
  color: #fff;
}

.builder-mockup-chat {
  margin-top: 20px;
  display: grid;
  gap: 10px;
}

.builder-mockup-msg {
  padding: 12px 14px;
  border-radius: 14px;
  font-size: 13px;
  line-height: 1.45;
  max-width: 95%;
}

.builder-mockup-msg.user {
  background: rgba(255, 255, 255, 0.14);
  margin-left: auto;
}

.builder-mockup-msg.coach {
  background: rgba(216, 183, 111, 0.22);
  border: 1px solid rgba(216, 183, 111, 0.35);
}

.builder-mockup-footer {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.builder-mockup-pill {
  font-size: 11px;
  font-weight: 800;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}

.builder-mockup-pill.done {
  background: rgba(15, 123, 95, 0.35);
}

/* Sections */
.builder-section {
  padding: clamp(56px, 7vw, 88px) clamp(18px, 4vw, 40px);
}

.builder-section.alt {
  background: #fff;
}

.builder-section-header {
  max-width: 760px;
  margin: 0 auto 36px;
  text-align: center;
}

.builder-section-header h2 {
  margin: 0 0 14px;
  color: var(--text);
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.05em;
}

.builder-section-header p {
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.6;
}

.builder-section-header p + p {
  margin-top: 12px;
}

/* Steps */
.builder-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto;
}

.builder-step {
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  height: 100%;
}

.builder-section.alt .builder-step {
  background: var(--bg);
}

.builder-step-num {
  font-size: 11px;
  font-weight: 900;
  color: var(--primary-2);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.builder-step h3 {
  margin: 0 0 8px;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--text);
}

.builder-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
}

/* Phases */
.builder-phases {
  display: grid;
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.builder-phase {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 20px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  align-items: start;
}

.builder-section.alt .builder-phase {
  background: var(--bg);
}

.builder-phase-num {
  font-size: 14px;
  font-weight: 900;
  color: var(--primary-2);
  padding-top: 4px;
}

.builder-phase h3 {
  margin: 0 0 8px;
  font-size: 20px;
  letter-spacing: -0.03em;
  color: var(--text);
}

.builder-phase-outcome {
  margin: 12px 0 0;
  padding: 12px 14px;
  background: #f4efe5;
  border-radius: 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
}

/* Platform */
.builder-platform {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.9fr);
  gap: clamp(24px, 4vw, 40px);
  align-items: stretch;
  max-width: 1180px;
  margin: 0 auto;
}

.builder-features {
  display: grid;
  gap: 14px;
}

.builder-feature {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
}

.builder-section.alt .builder-feature {
  background: var(--bg);
}

.builder-feature-num {
  font-weight: 900;
  color: var(--primary-2);
  font-size: 16px;
}

.builder-feature h3 {
  margin: 0 0 4px;
  font-size: 16px;
  color: var(--text);
}

.builder-feature p {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
}

/* Founder */
.builder-founder {
  display: grid;
  grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto;
}

.builder-founder img {
  width: 100%;
  max-width: 340px;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 18%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin: 0 auto;
}

.builder-founder h2 {
  margin: 0 0 14px;
  font-size: clamp(28px, 3.2vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.05em;
  color: var(--text);
}

.builder-founder p {
  font-size: clamp(15px, 1.5vw, 16px);
  line-height: 1.6;
}

.builder-founder-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.builder-founder-stat {
  padding: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
}

.builder-section.alt .builder-founder-stat {
  background: var(--bg);
}

.builder-founder-stat strong {
  display: block;
  font-size: 20px;
  color: var(--primary);
  letter-spacing: -0.03em;
}

.builder-founder-stat span {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.35;
}

/* Testimonial */
.builder-testimonial {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-style: italic;
}

.builder-section.alt .builder-testimonial {
  background: var(--bg);
}

.builder-testimonial p {
  margin: 0;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.55;
  color: var(--text);
}

.builder-testimonial cite {
  display: block;
  margin-top: 14px;
  font-style: normal;
  font-weight: 800;
  color: var(--primary);
  font-size: 14px;
}

/* Fit */
.builder-fit {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  max-width: 960px;
  margin: 0 auto;
}

.builder-fit-card {
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.builder-fit-card.yes {
  background: #f8f5ef;
}

.builder-fit-card.no {
  background: #fafafa;
}

.builder-fit-card h3 {
  margin: 0 0 14px;
  font-size: 18px;
  color: var(--text);
}

.builder-fit-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.builder-fit-card li {
  margin: 8px 0;
  font-size: 14px;
  line-height: 1.5;
}

/* Assets */
.builder-assets {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  max-width: 1180px;
  margin: 0 auto;
}

.builder-asset {
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  height: 100%;
}

.builder-section.alt .builder-asset {
  background: var(--bg);
}

.builder-asset-num {
  font-weight: 900;
  color: var(--primary-2);
  font-size: 13px;
  margin-bottom: 8px;
}

.builder-asset h3 {
  margin: 0 0 8px;
  font-size: 16px;
  color: var(--text);
}

.builder-asset p {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
}

/* Compare table */
.builder-compare {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 1180px;
  margin: 0 auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.builder-compare table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
  background: #fff;
}

.builder-compare th,
.builder-compare td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.builder-compare th {
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  font-size: 13px;
}

.builder-compare td:first-child {
  font-weight: 700;
  color: var(--text);
  min-width: 180px;
}

.builder-compare .highlight {
  background: #f8f5ef;
  font-weight: 800;
}

.builder-compare .yes {
  color: var(--success);
  font-weight: 900;
}

.builder-compare .no {
  color: #c44;
  font-weight: 700;
}

/* Pricing */
.builder-pricing {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  max-width: 720px;
  margin: 0 auto;
}

.builder-price-card {
  padding: 28px 24px;
  background: #fff;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.builder-section.alt .builder-price-card {
  background: var(--bg);
}

.builder-price-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.builder-price-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--text);
}

.builder-price {
  font-size: clamp(34px, 4vw, 42px);
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -0.04em;
  margin: 10px 0;
  line-height: 1;
}

.builder-price-note {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 18px;
}

.builder-price-card .btn {
  margin-top: auto;
}

/* FAQ */
.builder-faq {
  display: grid;
  gap: 10px;
  max-width: 760px;
  margin: 0 auto;
}

.builder-faq details {
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
}

.builder-section.alt .builder-faq details {
  background: var(--bg);
}

.builder-faq summary {
  font-weight: 800;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  color: var(--text);
}

.builder-faq summary::-webkit-details-marker {
  display: none;
}

.builder-faq p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.55;
}

/* Waitlist */
.builder-waitlist {
  max-width: 520px;
  margin: 0 auto;
}

/* Final CTA */
.builder-cta-final {
  text-align: center;
  padding: clamp(64px, 8vw, 100px) clamp(18px, 4vw, 40px);
  background:
    radial-gradient(circle at 50% 0%, rgba(216, 183, 111, 0.2), transparent 50%),
    linear-gradient(135deg, var(--primary), #1d1538);
  color: #fff;
}

.builder-cta-final h2 {
  color: #fff;
  font-size: clamp(28px, 3.8vw, 48px);
  margin: 0 0 14px;
  line-height: 1.05;
  letter-spacing: -0.05em;
}

.builder-cta-final p {
  color: rgba(255, 255, 255, 0.82);
  max-width: 560px;
  margin: 0 auto 24px;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.5;
}

.builder-nav-back {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.builder-nav-back:hover {
  color: var(--primary);
}

/* Desktop polish */
@media (min-width: 1100px) {
  .builder-hero {
    min-height: calc(100vh - 74px);
    display: flex;
    align-items: center;
  }

  .builder-mockup {
    min-height: 420px;
  }
}

/* Tablet */
@media (max-width: 1024px) {
  .builder-assets {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .builder-founder-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 920px) {
  .builder-page .nav a:not(.builder-nav-back) {
    display: none;
  }

  .builder-page .site-header .btn-small {
    display: inline-flex;
    font-size: 13px;
    padding: 9px 14px;
  }

  .builder-hero-inner,
  .builder-platform,
  .builder-founder,
  .builder-fit,
  .builder-pricing,
  .builder-steps {
    grid-template-columns: 1fr;
  }

  .builder-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .builder-founder img {
    max-width: 420px;
  }

  .builder-phase {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .builder-phase-num {
    font-size: 12px;
  }
}

/* Mobile */
@media (max-width: 640px) {
  .builder-stats,
  .builder-founder-stats,
  .builder-assets,
  .builder-pricing,
  .builder-fit {
    grid-template-columns: 1fr;
  }

  .builder-hero .hero-actions {
    width: 100%;
  }

  .builder-hero .hero-actions .btn {
    flex: 1 1 100%;
  }

  .builder-section {
    padding: 56px 18px;
  }

  .builder-hero {
    padding: 48px 18px 56px;
  }

  .builder-compare table {
    font-size: 12px;
    min-width: 580px;
  }

  .builder-compare th,
  .builder-compare td {
    padding: 10px 12px;
  }

  .builder-page .site-header .btn-small {
    display: none;
  }

  .builder-mockup {
    min-height: auto;
  }
}

@media (max-width: 400px) {
  .builder-stats {
    grid-template-columns: 1fr;
  }
}