/* Plateify — landing site styles */

:root {
  --color-bg: #f6f8f7;
  --color-surface: #ffffff;
  --color-surface-alt: #eef2f1;
  --color-primary: #1f3a34;
  --color-primary-light: #2f5d52;
  --color-primary-container: #c7f0e2;
  --color-text: #1c2322;
  --color-text-muted: #5f6b68;
  --color-border: rgba(28, 35, 34, 0.08);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 5rem;
  --space-8: 7rem;

  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --max-width: 1100px;
  --content-width: 720px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: opacity 0.15s ease;
}

a:hover {
  opacity: 0.7;
}

/* ---------- Layout ---------- */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.container-narrow {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* ---------- Header / Nav ---------- */

.site-header {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 248, 247, 0.88);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-weight: 700;
  font-size: 1.375rem;
  letter-spacing: -0.01em;
  color: var(--color-primary);
}

.nav-brand img {
  width: 48px;
  height: 48px;
  border-radius: 11px;
}

@media (max-width: 540px) {
  .nav-brand {
    font-size: 1.125rem;
  }
  .nav-brand img {
    width: 40px;
    height: 40px;
    border-radius: 9px;
  }
}

.nav-links {
  display: flex;
  gap: var(--space-4);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.nav-links a {
  color: var(--color-text-muted);
  font-weight: 500;
}

@media (max-width: 540px) {
  .nav-links {
    gap: var(--space-3);
    font-size: 0.875rem;
  }
}

/* ---------- Hero ---------- */

.hero {
  padding: var(--space-7) 0 var(--space-6);
  text-align: center;
}

.hero-logo {
  width: 140px;
  height: 140px;
  border-radius: 28px;
  margin-bottom: var(--space-5);
  box-shadow: 0 12px 32px rgba(31, 58, 52, 0.08);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  max-width: 18ch;
  margin-left: auto;
  margin-right: auto;
}

.hero-sub {
  font-size: clamp(1.0625rem, 2.2vw, 1.25rem);
  color: var(--color-text-muted);
  max-width: 32rem;
  margin: 0 auto var(--space-5);
  line-height: 1.55;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 600;
  font-size: 1rem;
  padding: 0.875rem 1.75rem;
  border-radius: 999px;
  transition: background 0.15s ease, transform 0.15s ease;
}

.cta:hover {
  background: var(--color-primary-light);
  opacity: 1;
  transform: translateY(-1px);
}

.hero-for {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  max-width: 30rem;
  margin: calc(-1 * var(--space-3)) auto var(--space-5);
  line-height: 1.55;
}

.cta-note {
  display: block;
  margin-top: var(--space-3);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.cta-privacy {
  display: block;
  margin-top: var(--space-2);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  opacity: 0.75;
}

.step-example {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  opacity: 0.6;
  font-style: italic;
  margin-top: var(--space-2);
  line-height: 1.55;
}

/* ---------- App Preview (screenshot strip) ---------- */

.app-preview {
  padding: var(--space-7) 0 var(--space-6);
  overflow: hidden;
}

.app-preview .section-title {
  margin-bottom: var(--space-5);
}

/* ---------- Carousel ---------- */

.carousel-wrapper {
  display: grid;
  grid-template-columns: 55% 45%;
  align-items: center;
  gap: 0;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-5) var(--space-4);
  overflow: visible;
}

.carousel-phones {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  min-width: 0;
  /* clip right edge only so peek slides don't overlap text column */
  clip-path: inset(0 0 0 -200px);
}

.carousel-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  width: 100%;
  height: calc(240px * 19.5 / 9);
}

.carousel-slot .phone-frame {
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: #fff;
  aspect-ratio: 9 / 19.5;
}

.carousel-slot .phone-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
}

.slot-side .phone-frame {
  width: 140px;
  border-radius: 26px;
  box-shadow: 0 2px 8px rgba(28,35,34,0.06), 0 8px 24px rgba(28,35,34,0.08);
  opacity: 0.38;
}

.slot-active .phone-frame {
  width: 240px;
  border-radius: 40px;
  box-shadow: 0 4px 16px rgba(28,35,34,0.08), 0 24px 64px rgba(28,35,34,0.18);
}

.carousel-nav {
  display: flex;
  gap: var(--space-3);
}

.carousel-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-primary);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.carousel-btn:hover {
  background: var(--color-primary-container);
  border-color: var(--color-primary-container);
}

/* Right panel — text */

.carousel-info {
  transition: opacity 0.18s ease, transform 0.18s ease;
  position: relative;
  z-index: 10;
  padding-left: var(--space-6);
}

.carousel-info.is-changing {
  opacity: 0;
  transform: translateY(6px);
}

.carousel-step-num {
  display: block;
  font-size: 4rem;
  font-weight: 800;
  color: var(--color-primary-container);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: var(--space-3);
}

.carousel-info-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
}

.carousel-info-sub {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 34ch;
}

/* CTA section */

.cta-section {
  padding: var(--space-7) 0;
  text-align: center;
}

.google-form-wrapper {
  width: 100%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.google-form-wrapper iframe {
  width: 100%;
  min-height: 685px;
  display: block;
  border: none;
}

.form-section {
  margin-top: var(--space-4);
}

.contact-email {
  font-size: 1.375rem;
  font-weight: 700;
  margin: var(--space-4) 0;
}

.contact-email a {
  color: var(--color-primary);
}

.cta-section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.cta-section-sub {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

/* Mobile: stack carousel */

@media (max-width: 720px) {
  .carousel-wrapper {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .carousel-info {
    text-align: center;
    order: 2;
    padding-left: 0;
  }

  .carousel-info-sub {
    max-width: 100%;
    margin: 0 auto;
  }

  .carousel-step-num {
    font-size: 2.5rem;
  }

  .slot-side .phone-frame {
    width: 100px;
    border-radius: 18px;
  }

  .slot-active .phone-frame {
    width: 190px;
    border-radius: 32px;
  }
}

/* ---------- How it works ---------- */

.section {
  padding: var(--space-7) 0;
}

.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: var(--space-2);
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--color-text);
  text-align: center;
  margin-bottom: var(--space-6);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  max-width: 900px;
  margin: 0 auto;
}

@media (max-width: 720px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

.step {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: left;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-container);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.9375rem;
  margin-bottom: var(--space-3);
}

.step h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.step p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ---------- Belief strip ---------- */

.belief {
  background: var(--color-primary);
  color: #ffffff;
  padding: var(--space-7) 0;
  text-align: center;
}

.belief p {
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  font-weight: 500;
  line-height: 1.45;
  max-width: 36rem;
  margin: 0 auto;
  letter-spacing: -0.005em;
}

.belief p em {
  font-style: normal;
  color: var(--color-primary-container);
}

/* ---------- Content pages (Privacy / Terms / About) ---------- */

.page-header {
  padding: var(--space-7) 0 var(--space-5);
  text-align: center;
}

.page-header h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.page-header .effective-date {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.content {
  padding: var(--space-4) 0 var(--space-7);
}

.content section {
  margin-bottom: var(--space-5);
}

.content h2 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}

.content h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
}

.content p,
.content li {
  font-size: 1rem;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.7;
}

.content ul {
  padding-left: var(--space-4);
  margin-bottom: var(--space-3);
}

.content strong {
  color: var(--color-primary);
  font-weight: 700;
}

/* ---------- Coming Soon (root index) ---------- */

.coming-soon-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, var(--color-bg) 0%, #e9efed 100%);
}

.coming-soon {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-6) var(--space-4);
}

.coming-soon-logo {
  width: 132px;
  height: 132px;
  border-radius: 28px;
  margin-bottom: var(--space-4);
  box-shadow: 0 16px 48px rgba(31, 58, 52, 0.12);
}

.coming-soon-brand {
  font-size: clamp(2.5rem, 6vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.coming-soon-tagline {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
  max-width: 28rem;
  line-height: 1.45;
}

.coming-soon-badge {
  display: inline-block;
  background: var(--color-primary-container);
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.5rem 1.125rem;
  border-radius: 999px;
  margin-bottom: var(--space-5);
}

.coming-soon-contact {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.coming-soon-contact a {
  font-weight: 600;
  color: var(--color-primary);
}

.coming-soon-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.coming-soon-footer .footer-links {
  display: flex;
  gap: var(--space-3);
}

.coming-soon-footer a {
  color: var(--color-text-muted);
}

@media (max-width: 540px) {
  .coming-soon-footer {
    flex-direction: column;
    text-align: center;
  }
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-5) 0;
  margin-top: var(--space-6);
}

.footer-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  gap: var(--space-4);
}

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

@media (max-width: 540px) {
  .footer-row {
    flex-direction: column;
    text-align: center;
  }
}