/* Cara — privacy-first period tracker
 * Aesthetic mirrors the app: ocean video + phase-aware scrim,
 * cycle palette (coral menstrual / teal follicular / lavender luteal). */

:root {
  --cara-coral: #E07A6B;        /* menstrual */
  --cara-coral-soft: #F0B8B2;
  --cara-teal: #3DB8A8;          /* follicular */
  --cara-teal-soft: #9ADDD6;
  --cara-lavender: #9B7EC4;      /* luteal */
  --cara-lavender-soft: #C8B3E2;

  --cara-bg: #F3EEF5;
  --cara-surface: #FDFBFF;
  --cara-text: #2A2735;
  --cara-text-soft: #5C5670;
  --cara-text-on-video: #FFFFFF;
  --cara-text-on-video-soft: rgba(255,255,255,0.86);

  --cara-glass: rgba(253, 251, 255, 0.78);
  --cara-glass-border: rgba(255, 255, 255, 0.45);

  --cara-radius: 18px;
  --cara-radius-lg: 28px;
  --cara-max: 720px;
}

* { box-sizing: border-box; }

html { background: #14223A; }
body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--cara-text);
  background: transparent;  /* let the ocean video show through */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

/* ---- Ocean video background + phase scrim ---- */

.ocean-bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  overflow: hidden;
  background: #14223A;
}

.ocean-bg video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.18) contrast(1.04);
  animation: oceanFadeIn 1400ms ease-out both;
}
@keyframes oceanFadeIn {
  from { opacity: 0; transform: scale(1.04); }
  to   { opacity: 1; transform: scale(1); }
}

/* Phase-aware scrim — values from
 * lib/features/shared/widgets/ocean_background/ocean_content_overlay.dart */
.ocean-scrim {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  transition: background 1500ms ease;
}
.ocean-scrim.night {
  background: linear-gradient(to bottom,
    rgba(20,34,58,0.31) 0%, rgba(20,34,58,0.19) 25%,
    rgba(20,34,58,0.13) 50%, rgba(20,34,58,0.06) 75%,
    rgba(20,34,58,0.04) 100%);
}
.ocean-scrim.dawn {
  background: linear-gradient(to bottom,
    rgba(255,233,224,0.55) 0%, rgba(255,233,224,0.44) 25%,
    rgba(255,233,224,0.31) 50%, rgba(255,233,224,0.16) 75%,
    rgba(255,233,224,0.04) 100%);
}
.ocean-scrim.morning, .ocean-scrim.midday {
  background: linear-gradient(to bottom,
    rgba(184,198,214,0.67) 0%, rgba(184,198,214,0.50) 25%,
    rgba(184,198,214,0.33) 50%, rgba(184,198,214,0.16) 75%,
    rgba(184,198,214,0.08) 100%);
}
.ocean-scrim.sunset {
  background: linear-gradient(to bottom,
    rgba(45,27,61,0.43) 0%, rgba(45,27,61,0.31) 25%,
    rgba(45,27,61,0.21) 50%, rgba(45,27,61,0.10) 75%,
    rgba(45,27,61,0.06) 100%);
}
.ocean-scrim.dusk {
  background: linear-gradient(to bottom,
    rgba(212,204,224,0.53) 0%, rgba(212,204,224,0.41) 25%,
    rgba(212,204,224,0.27) 50%, rgba(212,204,224,0.14) 75%,
    rgba(212,204,224,0.04) 100%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  background: rgba(255,255,255,0.18);
  border-bottom: 1px solid rgba(255,255,255,0.18);
}
.site-header .inner {
  max-width: var(--cara-max);
  margin: 0 auto;
  padding: 18px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo a {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 28px;
  font-weight: 400;
  letter-spacing: 0.5px;
  text-decoration: none;
  background: linear-gradient(135deg,
    var(--cara-coral) 0%, var(--cara-lavender) 50%, var(--cara-teal) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 1px 12px rgba(255,255,255,0.4);
}

.site-header nav { display: flex; gap: 22px; }
.site-header nav a {
  color: var(--cara-text-on-video);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.2px;
  text-shadow: 0 1px 2px rgba(0,0,0,0.45), 0 0 18px rgba(0,0,0,0.25);
  transition: opacity 200ms ease;
  opacity: 0.92;
}
.site-header nav a:hover { opacity: 1; }
.site-header nav a.active {
  border-bottom: 1.5px solid var(--cara-lavender-soft);
  padding-bottom: 2px;
}

main {
  max-width: var(--cara-max);
  margin: 0 auto;
  padding: 56px 28px 88px;
}

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

.hero {
  text-align: center;
  padding: 80px 0 56px;
  animation: fadeInUp 900ms ease both;
}
.hero h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  font-size: clamp(54px, 10vw, 96px);
  letter-spacing: 1px;
  color: var(--cara-text-on-video);
  margin: 0 0 14px;
  text-shadow: 0 4px 36px rgba(0,0,0,0.55), 0 2px 8px rgba(0,0,0,0.5), 0 0 60px rgba(255,255,255,0.12);
}

/* App-icon medallion — glows with phase-tinted halo, floats gently */
.app-icon {
  width: 116px;
  height: 116px;
  margin: 0 auto 22px;
  position: relative;
  animation: floatY 6s ease-in-out infinite;
}
.app-icon.small {
  width: 88px;
  height: 88px;
}
.app-icon::before {
  content: "";
  position: absolute;
  inset: -26px;
  border-radius: 50%;
  background: radial-gradient(circle, currentColor 0%, transparent 62%);
  opacity: 0.55;
  filter: blur(14px);
  z-index: -1;
}
.app-icon img {
  width: 100%;
  height: 100%;
  border-radius: 26px; /* matches Apple's continuous-corner squircle feel */
  display: block;
  box-shadow:
    0 18px 40px rgba(20,34,58,0.45),
    0 4px 12px rgba(20,34,58,0.25),
    inset 0 1px 0 rgba(255,255,255,0.45);
}
.app-icon.night    { color: #B6BCD8; }
.app-icon.dawn     { color: #FFC8A8; }
.app-icon.morning  { color: #FFE08A; }
.app-icon.midday   { color: #FFEFA0; }
.app-icon.sunset   { color: #FF9166; }
.app-icon.dusk     { color: #C8B3E2; }

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}
.hero .tagline {
  color: var(--cara-text-on-video-soft);
  font-size: 19px;
  letter-spacing: 0.4px;
  margin: 0 auto 38px;
  max-width: 520px;
  text-shadow: 0 2px 14px rgba(0,0,0,0.55), 0 1px 3px rgba(0,0,0,0.4);
}

.hero .poem {
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  font-size: 18px;
  color: rgba(255,255,255,0.78);
  letter-spacing: 0.3px;
  max-width: 460px;
  margin: 0 auto 28px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.55);
  line-height: 1.6;
}

/* Wave divider — a subtle SVG-free hint between hero and cards */
.wave-divider {
  height: 36px;
  margin: 8px auto 32px;
  background: radial-gradient(ellipse at center top,
    rgba(255,255,255,0.18) 0%, transparent 65%);
  position: relative;
}
.wave-divider::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 60%;
  max-width: 320px;
  height: 1px;
  background: linear-gradient(to right,
    transparent 0%,
    rgba(255,255,255,0.38) 50%,
    transparent 100%);
}

.cycle-dots {
  display: inline-flex;
  gap: 11px;
  margin-bottom: 36px;
}
.cycle-dots span {
  display: block;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  box-shadow: 0 0 12px currentColor, 0 0 24px rgba(255,255,255,0.2);
  animation: pulse 4500ms ease-in-out infinite;
}
.cycle-dots .menstrual  { background: var(--cara-coral);    color: var(--cara-coral); }
.cycle-dots .follicular { background: var(--cara-teal);     color: var(--cara-teal);    animation-delay: 1500ms; }
.cycle-dots .luteal     { background: var(--cara-lavender); color: var(--cara-lavender); animation-delay: 3000ms; }

@keyframes pulse {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.18); }
}

/* ---- Glass cards ---- */

.glass-card {
  background: var(--cara-glass);
  backdrop-filter: blur(22px) saturate(1.3);
  -webkit-backdrop-filter: blur(22px) saturate(1.3);
  border: 1px solid var(--cara-glass-border);
  border-radius: var(--cara-radius-lg);
  padding: 36px 40px;
  margin: 24px 0;
  box-shadow:
    0 4px 24px rgba(20,34,58,0.10),
    0 1px 3px rgba(20,34,58,0.06),
    inset 0 1px 0 rgba(255,255,255,0.55);
  animation: fadeInUp 1100ms ease both;
}
.glass-card.slim { padding: 22px 28px; }

.glass-card h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  font-size: 26px;
  margin: 0 0 12px;
  color: var(--cara-text);
}
.glass-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 22px 0 8px;
  color: var(--cara-text);
}
.glass-card p, .glass-card li { color: var(--cara-text); margin: 0 0 12px; }
.glass-card ul { padding-left: 22px; margin: 0 0 16px; }
.glass-card ul li { margin: 0 0 6px; }
.glass-card a {
  color: var(--cara-lavender);
  text-decoration: none;
  border-bottom: 1px dotted var(--cara-lavender-soft);
  transition: color 150ms ease, border-color 150ms ease;
}
.glass-card a:hover { color: var(--cara-coral); border-bottom-color: var(--cara-coral); }
.glass-card code {
  background: rgba(155,126,196,0.12);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.92em;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color: var(--cara-lavender);
}

.tldr {
  background: linear-gradient(135deg,
    rgba(224,122,107,0.12) 0%,
    rgba(155,126,196,0.12) 50%,
    rgba(61,184,168,0.12) 100%);
  border: 1px solid rgba(155,126,196,0.25);
  border-radius: var(--cara-radius);
  padding: 18px 22px;
  margin: 0 0 24px;
  color: var(--cara-text);
  font-size: 15.5px;
}
.tldr strong { color: var(--cara-lavender); letter-spacing: 0.4px; }

/* ---- CTA buttons ---- */

.cta-row {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 28px 0 12px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-decoration: none;
  transition: transform 200ms ease, box-shadow 200ms ease;
  border: 1px solid transparent;
}
.btn-primary {
  background: linear-gradient(135deg, var(--cara-lavender), #8B5FBF);
  color: white;
  box-shadow: 0 8px 24px rgba(155,126,196,0.45), inset 0 1px 0 rgba(255,255,255,0.3);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 12px 28px rgba(155,126,196,0.55); }

.btn-ghost {
  background: rgba(255,255,255,0.16);
  color: var(--cara-text-on-video);
  backdrop-filter: blur(10px);
  border-color: rgba(255,255,255,0.28);
  text-shadow: 0 1px 2px rgba(0,0,0,0.4);
}
.btn-ghost:hover { background: rgba(255,255,255,0.25); }

.launch-card {
  text-align: center;
  margin-top: 46px;
  background: linear-gradient(140deg,
    rgba(253,251,255,0.86) 0%,
    rgba(252,246,252,0.84) 50%,
    rgba(248,242,253,0.86) 100%);
}
.launch-card h2 {
  background: linear-gradient(135deg,
    var(--cara-coral) 0%,
    var(--cara-lavender) 50%,
    var(--cara-teal) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.launch-card .launch-date {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  color: var(--cara-text-soft);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin: 4px 0 0;
}
.store-pills {
  display: inline-flex;
  gap: 10px;
  margin: 22px 0 6px;
  flex-wrap: wrap;
  justify-content: center;
}
.store-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 999px;
  background: rgba(20,34,58,0.06);
  border: 1px solid rgba(20,34,58,0.10);
  font-size: 14px;
  font-weight: 500;
  color: var(--cara-text);
  letter-spacing: 0.2px;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}
.store-pill:hover {
  transform: translateY(-1px);
  background: rgba(155,126,196,0.12);
  border-color: rgba(155,126,196,0.28);
}

.story-card p {
  color: var(--cara-text);
}
.comparison-table {
  display: grid;
  gap: 1px;
  overflow: hidden;
  margin: 24px 0;
  border: 1px solid rgba(20,34,58,0.10);
  border-radius: var(--cara-radius);
  background: rgba(20,34,58,0.08);
}
.comparison-row {
  display: grid;
  grid-template-columns: 0.78fr 1.15fr 1.15fr;
  gap: 1px;
  background: rgba(20,34,58,0.08);
}
.comparison-row span {
  display: block;
  padding: 13px 14px;
  background: rgba(253,251,255,0.78);
  color: var(--cara-text);
  font-size: 14px;
  line-height: 1.45;
}
.comparison-head span {
  background: rgba(155,126,196,0.15);
  color: var(--cara-text-soft);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.7px;
  text-transform: uppercase;
}
.mission-ladder {
  padding-top: 4px;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--cara-text-soft);
}

.get-hero {
  padding-bottom: 22px;
}
.get-card {
  margin-top: 12px;
}
.store-note {
  color: var(--cara-text-soft);
  font-size: 15px;
  margin: 18px 0 0;
}

footer {
  text-align: center;
  padding: 40px 28px 64px;
  color: var(--cara-text-on-video-soft);
  font-size: 14px;
  text-shadow: 0 1px 4px rgba(0,0,0,0.55);
}
footer .footer-mark {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 16px;
  letter-spacing: 0.4px;
  margin-bottom: 8px;
  background: linear-gradient(135deg,
    var(--cara-coral) 0%, var(--cara-lavender) 50%, var(--cara-teal) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
footer .footer-mark img {
  width: 22px; height: 22px;
  border-radius: 6px;
  -webkit-text-fill-color: initial; /* unset for the image */
}
footer .footer-links {
  display: block;
  margin-bottom: 6px;
  overflow-wrap: anywhere;
}
footer a {
  color: var(--cara-text-on-video);
  text-decoration: none;
  margin: 0 10px;
  border-bottom: 1px solid transparent;
  transition: border-color 150ms ease;
  overflow-wrap: anywhere;
}
footer a:hover { border-bottom-color: var(--cara-lavender-soft); }
footer .footer-fine {
  color: rgba(255,255,255,0.55);
  font-size: 12px;
  letter-spacing: 0.4px;
}

/* ---- Screenshot gallery ---- */

.screenshots-card { text-align: center; }
.screenshot-gallery {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 8px 4px 18px;
  -webkit-overflow-scrolling: touch;
}
.screenshot-gallery figure {
  flex: 0 0 auto;
  scroll-snap-align: start;
  margin: 0;
  width: 180px;
}
.screenshot-gallery img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  box-shadow:
    0 6px 18px rgba(20,34,58,0.18),
    0 1px 3px rgba(20,34,58,0.10);
  transition: transform 200ms ease;
}
.screenshot-gallery img:hover { transform: translateY(-3px); }
.screenshot-gallery figcaption {
  margin-top: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--cara-text-soft);
  letter-spacing: 0.3px;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 540px) {
  body { font-size: 16px; }
  main { padding: 40px 18px 72px; }
  .glass-card { padding: 26px 22px; border-radius: 22px; }
  .site-header .inner { padding: 14px 18px; }
  .site-header nav { gap: 12px; }
  .hero { padding: 56px 0 36px; }
  .hero h1 { font-size: 42px; }
  .comparison-row {
    display: block;
  }
  .comparison-row span {
    border-bottom: 1px solid rgba(20,34,58,0.06);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ocean-bg video { display: none; }
  .ocean-bg::after {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(160deg, #1B3247 0%, #2D4F69 45%, #4A6F8A 100%);
  }
  .cycle-dots span, .hero, .glass-card { animation: none; }
}