/* ==========================================================================
   Between — Couples App Landing Page Design System & Styles
   ========================================================================== */

:root {
  /* Brand Color Tokens */
  --color-paper: #FFFAF2;
  --color-ink: #252139;
  --color-muted: #676174;
  --color-line: #E5DFE9;
  --color-line-dark: #D4CDDB;
  --color-surface: #FFFEFA;
  --color-surface-trans: rgba(255, 254, 250, 0.85);

  /* Accent Tokens */
  --color-violet: #6542C8;
  --color-violet-hover: #5333AC;
  --color-violet-soft: #F0EBFC;
  --color-citrus: #D5EC79;
  --color-citrus-dark: #B8D64C;
  --color-olive: #3D5126;
  --color-lilac: #D5C4F5;
  --color-lilac-soft: #F2ECFC;
  --color-apricot: #FFD3B8;
  --color-rose: #CE3468;
  --color-blush: #FFC9DC;
  --color-tide: #0E7C86;
  --color-mist: #B7E6E9;

  /* Typography */
  --font-serif: 'Fraunces', Georgia, serif;
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  /* Radii */
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-xl: 36px;
  --radius-pill: 9999px;

  /* Shadows & Depth */
  --shadow-subtle: 0 4px 20px rgba(37, 33, 57, 0.04);
  --shadow-card: 0 10px 30px rgba(37, 33, 57, 0.06);
  --shadow-float: 0 20px 40px rgba(37, 33, 57, 0.09);
  --shadow-phone: 0 25px 60px -15px rgba(37, 33, 57, 0.18), 0 0 0 1px rgba(37, 33, 57, 0.08);

  /* Transitions */
  --motion-quick: 150ms cubic-bezier(0.2, 0, 0, 1);
  --motion-standard: 300ms cubic-bezier(0.2, 0, 0, 1);
  --motion-reveal: 600ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-family: var(--font-sans);
  background-color: var(--color-paper);
  color: var(--color-ink);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  background-color: var(--color-paper);
  color: var(--color-ink);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

/* Container */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 820px;
}

/* Typography Utilities */
.headline-serif {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-ink);
  font-variation-settings: 'SOFT' 30, 'WONK' 1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-olive);
  background: rgba(213, 236, 121, 0.35);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-md);
}

.eyebrow-violet {
  color: var(--color-violet);
  background: var(--color-violet-soft);
}

.subhead {
  font-size: clamp(17px, 2.2vw, 20px);
  line-height: 1.5;
  color: var(--color-muted);
  max-width: 580px;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: var(--color-violet);
  color: #FFFFFF;
  font-weight: 600;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  transition: transform var(--motion-quick), background-color var(--motion-quick), box-shadow var(--motion-quick);
  box-shadow: 0 4px 14px rgba(101, 66, 200, 0.28);
}

.btn-primary:hover {
  background-color: var(--color-violet-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(101, 66, 200, 0.36);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: var(--color-surface);
  color: var(--color-ink);
  font-weight: 600;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-line);
  transition: transform var(--motion-quick), border-color var(--motion-quick), background-color var(--motion-quick);
}

.btn-secondary:hover {
  border-color: var(--color-line-dark);
  background-color: #FFFFFF;
  transform: translateY(-2px);
}

.app-store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--color-ink);
  color: var(--color-surface);
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  transition: transform var(--motion-quick), box-shadow var(--motion-quick);
  box-shadow: 0 6px 20px rgba(37, 33, 57, 0.15);
}

.app-store-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(37, 33, 57, 0.25);
}

.app-store-badge svg {
  width: 26px;
  height: 26px;
  fill: #FFFFFF;
}

.app-store-badge-text {
  display: flex;
  flex-direction: column;
  text-align: left;
  line-height: 1.1;
}

.app-store-badge-text span:first-child {
  font-size: 9.5px;
  font-weight: 400;
  color: var(--color-lilac);
  letter-spacing: 0.04em;
}

.app-store-badge-text span:last-child {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 250, 242, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(229, 223, 233, 0.7);
  transition: padding var(--motion-standard);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 38px;
  height: 28px;
  transition: transform var(--motion-quick);
}

.brand-link:hover .brand-icon {
  transform: scale(1.06);
}

.brand-name {
  font-family: var(--font-sans);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -1.2px;
  color: var(--color-ink);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--color-muted);
  transition: color var(--motion-quick);
}

.nav-link:hover {
  color: var(--color-ink);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-btn {
  padding: 10px 20px;
  font-size: 13.5px;
}

/* Mobile Menu Toggle */
.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  padding: 8px;
  color: var(--color-ink);
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-ink);
  border-radius: 2px;
  transition: transform var(--motion-standard), opacity var(--motion-standard);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-line);
}

.mobile-menu.is-open {
  display: flex;
}

.mobile-menu a {
  font-size: 16px;
  font-weight: 600;
  padding: 10px 0;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-paper);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: clamp(48px, 8vw, 84px) 0 clamp(48px, 8vw, 96px);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.hero-title {
  font-size: clamp(38px, 5.2vw, 62px);
  margin-bottom: var(--space-md);
  color: var(--color-ink);
}

.hero-subhead {
  margin-bottom: var(--space-xl);
  font-size: clamp(17px, 2.2vw, 20px);
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--color-muted);
  font-weight: 500;
  flex-wrap: wrap;
}

.hero-trust-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-trust-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-line-dark);
}

/* ==========================================================================
   Interactive Hero Phone Demo
   ========================================================================== */
.hero-visual-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px 0;
}

/* Phone Mockup Frame */
.phone-mockup {
  position: relative;
  width: 100%;
  max-width: 360px;
  height: 720px;
  background: #181524;
  border-radius: 50px;
  padding: 11px;
  box-shadow: var(--shadow-phone);
  transition: transform var(--motion-standard);
}

.phone-screen {
  position: relative;
  width: 100%;
  height: 100%;
  background: var(--color-paper);
  border-radius: 40px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Dynamic Island */
.phone-island {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 24px;
  background: #181524;
  border-radius: 20px;
  z-index: 50;
}

/* App Header inside Phone */
.phone-app-header {
  padding: 42px 20px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.phone-brand-title {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -1px;
  color: var(--color-ink);
}

.phone-avatars {
  display: flex;
  align-items: center;
}

.phone-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--color-paper);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-ink);
}

.phone-avatar.you {
  background: var(--color-lilac);
  z-index: 2;
}

.phone-avatar.partner {
  background: var(--color-citrus);
  margin-left: -8px;
  z-index: 1;
}

/* App Content Area inside Phone */
.phone-content {
  flex: 1;
  padding: 10px 18px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow-y: auto;
}

/* Interactive Quiz Game Engine inside Phone */
.quiz-step {
  display: none;
  animation: fadeIn 0.3s ease forwards;
}

.quiz-step.active {
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.quiz-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-olive);
  margin-bottom: 8px;
}

.quiz-card-main {
  background: var(--color-citrus);
  border-radius: 26px;
  padding: 22px 18px;
  color: var(--color-ink);
  margin-bottom: 14px;
  box-shadow: 0 4px 12px rgba(61, 81, 38, 0.08);
}

.quiz-card-lilac {
  background: var(--color-lilac);
}

.quiz-question-title {
  font-family: var(--font-serif);
  font-size: 22px;
  line-height: 1.25;
  margin-bottom: 12px;
  color: var(--color-ink);
}

.quiz-badge-instruction {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-olive);
  display: inline-block;
  background: rgba(255, 255, 255, 0.5);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 16px;
}

.quiz-opt-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-surface);
  border: 1.5px solid var(--color-line);
  padding: 13px 15px;
  border-radius: 18px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-ink);
  text-align: left;
  transition: all var(--motion-quick);
}

.quiz-opt-btn:hover {
  border-color: var(--color-violet);
  transform: scale(1.01);
}

.quiz-opt-btn.selected {
  background: #FFFFFF;
  border-color: var(--color-violet);
  color: var(--color-violet);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(101, 66, 200, 0.15);
}

.quiz-opt-marker {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1.5px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
}

.quiz-opt-btn.selected .quiz-opt-marker {
  background: var(--color-violet);
  border-color: var(--color-violet);
  color: #FFFFFF;
}

.quiz-action-btn {
  width: 100%;
  background: var(--color-violet);
  color: #FFFFFF;
  font-weight: 600;
  font-size: 14px;
  padding: 14px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform var(--motion-quick);
}

.quiz-action-btn:hover {
  transform: scale(0.98);
}

/* Sealed / Waiting Step */
.quiz-sealed-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 30px 16px;
  background: var(--color-surface);
  border-radius: 26px;
  border: 1px solid var(--color-line);
  margin: auto 0;
}

.quiz-sealed-icon {
  width: 70px;
  height: 70px;
  margin-bottom: 16px;
  animation: gentlePulse 2.4s ease-in-out infinite;
}

@keyframes gentlePulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.06); }
}

.quiz-sealed-title {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.quiz-sealed-desc {
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 22px;
}

/* Reveal Result Screen */
.reveal-status-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 10px;
}

.reveal-question-summary {
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.3;
  color: var(--color-ink);
  margin-bottom: 14px;
}

.reveal-cards-duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.reveal-duo-card {
  border-radius: 20px;
  padding: 14px 11px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.reveal-duo-card.partner-card {
  background: var(--color-citrus);
}

.reveal-duo-card.you-card {
  background: var(--color-lilac);
}

.reveal-person-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.reveal-mini-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-surface);
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.reveal-person-name {
  font-size: 12px;
  font-weight: 700;
}

.reveal-choice-text {
  font-size: 13.5px;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 10px;
}

.reveal-guessed-line {
  font-size: 10px;
  color: var(--color-ink);
  opacity: 0.85;
  margin-bottom: 4px;
}

.reveal-point-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  color: var(--color-olive);
}

.reveal-stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}

.reveal-stat-cell {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: 16px;
  padding: 10px;
  text-align: center;
}

.reveal-stat-label {
  font-size: 9.5px;
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.reveal-stat-value {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-ink);
}

/* Floating Badges around phone */
.floating-pill {
  position: absolute;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: 12px 18px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-float);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  z-index: 60;
  animation: floatAnim 4s ease-in-out infinite;
}

.floating-pill.pill-match {
  top: 15%;
  right: -25px;
  animation-delay: 0s;
}

.floating-pill.pill-rivalry {
  bottom: 20%;
  left: -35px;
  animation-delay: 1.5s;
}

.floating-pill.pill-streak {
  top: 48%;
  left: -40px;
  animation-delay: 2.2s;
}

@keyframes floatAnim {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.floating-icon {
  font-size: 18px;
}

/* ==========================================================================
   Section: Daily Ritual
   ========================================================================== */
.section {
  padding: clamp(60px, 9vw, 110px) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: clamp(36px, 6vw, 64px);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-title {
  font-size: clamp(32px, 4vw, 46px);
  margin-bottom: var(--space-md);
}

/* 3-Step Cards Grid */
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.step-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--motion-standard), box-shadow var(--motion-standard);
  position: relative;
  overflow: hidden;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.step-number {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-violet);
  background: var(--color-violet-soft);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.step-card-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-ink);
}

.step-card-desc {
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.55;
  margin-bottom: 22px;
}

.step-card-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  color: var(--color-ink);
  width: fit-content;
}

/* ==========================================================================
   Section: Feature Showcase (Rivalry & Match)
   ========================================================================== */
.feature-showcase {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-line);
  padding: clamp(36px, 6vw, 64px) clamp(24px, 5vw, 56px);
  margin-top: 40px;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.feature-media {
  display: flex;
  justify-content: center;
}

.feature-phone-frame {
  width: 100%;
  max-width: 320px;
  border-radius: 36px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-line);
  background: var(--color-paper);
}

.feature-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.feature-points {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 8px;
}

.feature-point {
  display: flex;
  gap: 16px;
}

.feature-point-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.feature-point-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 4px;
}

.feature-point-desc {
  font-size: 14.5px;
  color: var(--color-muted);
  line-height: 1.5;
}

/* Score Highlight Pill Card */
.score-interactive-card {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: 22px;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.score-player {
  display: flex;
  align-items: center;
  gap: 12px;
}

.score-player-name {
  font-size: 14px;
  font-weight: 700;
}

.score-number {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 700;
  color: var(--color-ink);
}

.score-vs {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-muted);
  letter-spacing: 0.1em;
}

/* ==========================================================================
   Section: Challenges (Interactive Tabs)
   ========================================================================== */
.challenges-section {
  background: var(--color-paper);
}

.categories-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 32px;
  -webkit-overflow-scrolling: touch;
}

.category-tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  border: 1.5px solid var(--color-line);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-muted);
  white-space: nowrap;
  transition: all var(--motion-quick);
}

.category-tab-btn:hover {
  border-color: var(--color-violet);
  color: var(--color-ink);
}

.category-tab-btn.active {
  background: var(--color-violet);
  color: #FFFFFF;
  border-color: var(--color-violet);
}

.challenge-preview-box {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  padding: clamp(28px, 5vw, 48px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.challenge-tab-content {
  display: none;
}

.challenge-tab-content.active {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  animation: fadeIn 0.3s ease;
}

.challenge-card-banner {
  border-radius: 28px;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 220px;
}

.challenge-card-banner.know { background: var(--color-lilac); }
.challenge-card-banner.rather { background: var(--color-citrus); }
.challenge-card-banner.us { background: var(--color-apricot); }
.challenge-card-banner.future { background: var(--color-mist); }
.challenge-card-banner.funny { background: #FFEAA7; }

.challenge-card-tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink);
  opacity: 0.8;
}

.challenge-card-title {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.5vw, 36px);
  color: var(--color-ink);
  margin: 12px 0 8px;
  line-height: 1.2;
}

.challenge-card-teaser {
  font-size: 15px;
  color: var(--color-ink);
  opacity: 0.9;
  font-weight: 500;
}

.challenge-sample-questions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sample-q-item {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  padding: 16px 20px;
  border-radius: 18px;
  font-size: 14.5px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 12px;
}

.sample-q-number {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-violet);
  background: var(--color-violet-soft);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ==========================================================================
   Section: Memories & Photos
   ========================================================================== */
.memories-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.memory-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 4vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.memory-ui-preview {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: 20px;
  padding: 20px;
}

.memory-timeline-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.memory-timeline-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-olive);
  margin-top: 6px;
  flex-shrink: 0;
}

.memory-timeline-date {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  text-transform: uppercase;
}

.memory-timeline-content {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.35;
  margin-top: 4px;
}

/* Custom question creator simulation */
.custom-q-badge {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  font-size: 11px;
  font-weight: 700;
  background: rgba(213, 236, 121, 0.4);
  color: var(--color-olive);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 8px;
}

.custom-q-title {
  font-family: var(--font-serif);
  font-size: 19px;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.custom-q-choices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.custom-q-choice {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

/* ==========================================================================
   Micro-Quotes Marquee / Banner
   ========================================================================== */
.micro-quotes-section {
  padding: 40px 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  overflow: hidden;
}

.micro-quotes-track {
  display: flex;
  gap: 20px;
  width: max-content;
  animation: scrollText 35s linear infinite;
}

@keyframes scrollText {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.micro-quote-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 22px;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink);
  white-space: nowrap;
}

.micro-quote-chip.highlight {
  background: var(--color-violet-soft);
  color: var(--color-violet);
  border-color: rgba(101, 66, 200, 0.2);
}

/* ==========================================================================
   FAQ Section (Accordion)
   ========================================================================== */
.faq-section {
  background: var(--color-paper);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--motion-quick);
}

.faq-item:hover {
  border-color: var(--color-line-dark);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 24px;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-ink);
  text-align: left;
  gap: 16px;
}

.faq-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--motion-standard);
  flex-shrink: 0;
  stroke: var(--color-ink);
}

.faq-item.is-open .faq-icon {
  transform: rotate(180deg);
}

.faq-content {
  display: none;
  padding: 0 24px 24px;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.6;
}

.faq-item.is-open .faq-content {
  display: block;
}

/* ==========================================================================
   Support & Help Desk Section (Apple App Store Requirements)
   ========================================================================== */
.support-section {
  background: var(--color-paper);
}

.support-main-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  padding: clamp(28px, 5vw, 48px);
  box-shadow: var(--shadow-card);
}

.support-contact-banner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  background: linear-gradient(135deg, rgba(101, 66, 200, 0.05) 0%, rgba(213, 236, 121, 0.12) 100%);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 36px);
  margin-bottom: clamp(32px, 5vw, 44px);
}

@media (min-width: 768px) {
  .support-contact-banner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.support-contact-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-olive);
  background: rgba(213, 236, 121, 0.4);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
}

.status-indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #22C55E;
  display: inline-block;
  box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.25);
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.support-contact-title {
  font-size: clamp(22px, 3vw, 28px);
  margin-bottom: 8px;
  color: var(--color-ink);
}

.support-contact-desc {
  font-size: 15px;
  color: var(--color-muted);
  margin-bottom: 18px;
  max-width: 500px;
  line-height: 1.5;
}

.support-email-pill-wrap {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.support-email-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #FFFFFF;
  border: 1px solid var(--color-line);
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  color: var(--color-violet);
  transition: all var(--motion-quick);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.support-email-pill:hover {
  border-color: var(--color-violet);
  background: var(--color-violet-soft);
  transform: translateY(-1px);
}

.btn-copy-email {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: #FFFFFF;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  color: var(--color-muted);
  transition: all var(--motion-quick);
}

.btn-copy-email:hover {
  color: var(--color-ink);
  border-color: var(--color-line-dark);
}

.copy-tooltip {
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-ink);
  color: #FFFFFF;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 150ms ease, transform 150ms ease;
  white-space: nowrap;
}

.btn-copy-email.copied .copy-tooltip,
.btn-copy-email:hover .copy-tooltip {
  opacity: 1;
}

.support-topics-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 640px) {
  .support-topics-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.support-topic-item {
  background: #FFFFFF;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: transform var(--motion-quick), box-shadow var(--motion-quick);
}

.support-topic-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-subtle);
  border-color: var(--color-line-dark);
}

.support-topic-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.support-topic-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.support-topic-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-muted);
}

.support-footer-note {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-line);
  text-align: center;
  font-size: 14px;
  color: var(--color-muted);
}

.support-inline-link {
  color: var(--color-violet);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--motion-quick);
}

.support-inline-link:hover {
  color: var(--color-violet-hover);
}

/* ==========================================================================
   Final CTA Banner
   ========================================================================== */
.final-cta-section {
  padding: clamp(60px, 10vw, 120px) 0;
}

.final-cta-card {
  background: #FFFFFF;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  padding: clamp(48px, 8vw, 84px) clamp(24px, 5vw, 64px);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.final-cta-card::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: var(--color-citrus);
  opacity: 0.35;
  filter: blur(50px);
  pointer-events: none;
}

.final-cta-card::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: var(--color-lilac);
  opacity: 0.45;
  filter: blur(50px);
  pointer-events: none;
}

.final-cta-logo {
  width: 84px;
  height: 64px;
  margin-bottom: var(--space-lg);
  animation: gentlePulse 3s ease-in-out infinite;
}

.final-cta-title {
  font-size: clamp(34px, 4.5vw, 52px);
  margin-bottom: var(--space-md);
  color: var(--color-ink);
}

.final-cta-subhead {
  margin-bottom: var(--space-xl);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--color-paper);
  border-top: 1px solid var(--color-line);
  padding: 48px 0;
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-tagline {
  font-size: 14px;
  color: var(--color-muted);
}

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
  font-size: 13.5px;
  color: var(--color-muted);
}

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

.footer-copy {
  font-size: 12px;
  color: var(--color-muted);
}

/* ==========================================================================
   Responsive Breakpoints (Mobile Adjustments)
   ========================================================================== */
@media (max-width: 640px) {
  .floating-pill {
    display: none;
  }

  .phone-mockup {
    max-width: 320px;
    height: 660px;
    padding: 8px;
    border-radius: 42px;
  }

  .phone-screen {
    border-radius: 34px;
  }

  .phone-content {
    padding: 8px 14px 16px;
  }

  .quiz-question-title {
    font-size: 19px;
  }

  .reveal-choice-text {
    font-size: 12px;
  }

  .reveal-stat-value {
    font-size: 19px;
  }
}

/* ==========================================================================
   Responsive Breakpoints (Desktop & Tablet)
   ========================================================================== */
@media (min-width: 768px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .memories-grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-grid {
    grid-template-columns: 1fr 1fr;
  }

  .challenge-tab-content.active {
    grid-template-columns: 1fr 1fr;
  }

  .hero-actions {
    flex-direction: row;
    align-items: center;
  }

  .footer-container {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .nav-links {
    display: flex;
  }

  .mobile-menu-btn {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 64px;
  }

  .hero-visual-wrapper {
    justify-content: flex-end;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================================
   Legal Document Styles (Privacy Policy & Terms of Use)
   ========================================================================== */
.legal-wrapper {
  padding: clamp(40px, 6vw, 80px) 0 clamp(60px, 8vw, 100px);
}

.legal-header {
  margin-bottom: clamp(32px, 5vw, 48px);
}

.legal-back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-violet);
  margin-bottom: var(--space-md);
  transition: transform var(--motion-quick);
}

.legal-back-link:hover {
  transform: translateX(-3px);
}

.legal-title {
  font-size: clamp(36px, 5vw, 54px);
  margin-bottom: var(--space-sm);
}

.legal-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  color: var(--color-muted);
  flex-wrap: wrap;
}

.legal-callout {
  background: var(--color-surface);
  border: 1px solid var(--color-violet);
  border-left-width: 6px;
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-subtle);
}

.legal-callout-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-violet);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.legal-callout p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-ink);
}

.legal-toc {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin-bottom: 48px;
}

.legal-toc-title {
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-olive);
  margin-bottom: 14px;
}

.legal-toc-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  list-style: none;
}

@media (min-width: 640px) {
  .legal-toc-list {
    grid-template-columns: 1fr 1fr;
  }
}

.legal-toc-list a {
  font-size: 14px;
  color: var(--color-muted);
  font-weight: 500;
  transition: color var(--motion-quick);
}

.legal-toc-list a:hover {
  color: var(--color-violet);
}

.legal-body {
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-ink);
}

.legal-section {
  margin-bottom: 48px;
  scroll-margin-top: 100px;
}

.legal-section-title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.5vw, 32px);
  color: var(--color-ink);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.legal-subsection-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--color-ink);
  margin: 24px 0 10px;
}

.legal-body p {
  margin-bottom: 16px;
  color: #38334E;
}

.legal-body ul, .legal-body ol {
  margin: 12px 0 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.legal-body li {
  color: #38334E;
}

.legal-table-wrapper {
  overflow-x: auto;
  margin: 20px 0 28px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  text-align: left;
}

.legal-table th {
  background: var(--color-paper);
  padding: 12px 16px;
  font-weight: 700;
  border-bottom: 1px solid var(--color-line);
  color: var(--color-ink);
}

.legal-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-line);
  color: #38334E;
}

.legal-table tr:last-child td {
  border-bottom: none;
}

.placeholder-badge {
  display: inline-block;
  background: #FFF3CD;
  color: #856404;
  border: 1px dashed #FFEEBA;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 600;
  font-family: var(--font-sans);
}