/* ==========================================================================
   Health iAge Official Website Stylesheet
   Design System: Apple iOS / macOS Human Interface Guidelines aesthetic
   ========================================================================== */

:root {
  --ink: #0f1e1c;
  --ink-secondary: #4a5c57;
  --muted: #647571;
  --paper: #f6f8f5;
  --paper-subtle: #edf2ee;
  --paper-card: #ffffff;
  --white: #ffffff;
  --mint: #33cc94;
  --mint-bright: #6de7af;
  --mint-glow: rgba(51, 204, 148, 0.22);
  --deep-mint: #087c5a;
  --aqua: #3bbad6;
  --lavender: #9485f0;
  --warm-amber: #f5a64f;
  --teal-dark: #082d2d;
  --midnight: #061a1b;
  --border: rgba(16, 33, 30, 0.08);
  --border-light: rgba(255, 255, 255, 0.12);
  --shadow-sm: 0 4px 16px rgba(7, 46, 37, 0.06);
  --shadow-md: 0 16px 36px rgba(7, 46, 37, 0.1);
  --shadow-lg: 0 30px 80px rgba(7, 62, 51, 0.14);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --radius-pill: 9999px;
  --font-family: -apple-system, BlinkMacSystemFont, "SF Pro Rounded", "SF Pro Display", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-family);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

img {
  display: block;
  max-width: 100%;
  height: auto;
}

button, input {
  font: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

.shell {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.hero {
  min-height: 940px;
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 80% 32%, rgba(54, 211, 161, 0.22), transparent 28%),
    radial-gradient(circle at 70% 85%, rgba(59, 186, 214, 0.15), transparent 25%),
    linear-gradient(142deg, #0e5648 0%, #09332e 48%, #051a1e 100%);
}

.hero::before {
  content: "";
  position: absolute;
  width: 720px;
  height: 720px;
  border-radius: 50%;
  right: -240px;
  top: -320px;
  border: 1px solid rgba(133, 245, 201, 0.14);
  box-shadow: 0 0 0 100px rgba(101, 230, 179, 0.02), 0 0 0 200px rgba(101, 230, 179, 0.015);
  pointer-events: none;
}

.hero-noise {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.15;
  background-image: radial-gradient(rgba(255, 255, 255, 0.5) 0.6px, transparent 0.6px);
  background-size: 5px 5px;
  mask-image: linear-gradient(to bottom, black 20%, transparent 90%);
}

.nav {
  height: 94px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: relative;
  z-index: 30;
  white-space: nowrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 21px;
  font-weight: 750;
  letter-spacing: -0.025em;
  color: var(--white);
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity 0.2s ease;
}

.brand:hover {
  opacity: 0.9;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  box-shadow: 0 6px 20px rgba(51, 204, 148, 0.25);
  object-fit: cover;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.2vw, 18px);
  font-size: 13.5px;
  font-weight: 550;
  color: rgba(255, 255, 255, 0.72);
  white-space: nowrap;
  flex-shrink: 1;
}

.nav-links a {
  transition: color 0.2s ease;
  position: relative;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-links a:hover {
  color: var(--white);
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ==========================================================================
   Language & Region Dropdown Menu (35+ Countries & Auto-Detect)
   ========================================================================== */

.lang-dropdown-container {
  position: relative;
  display: inline-block;
  white-space: nowrap;
}

.lang-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-pill);
  padding: 8px 14px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--white);
  backdrop-filter: blur(14px);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.lang-dropdown-trigger:hover,
.lang-dropdown-container.open .lang-dropdown-trigger {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(51, 204, 148, 0.4);
}

.lang-chevron {
  transition: transform 0.25s ease;
}

.lang-dropdown-container.open .lang-chevron {
  transform: rotate(180deg);
}

.lang-dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 350px;
  max-width: 92vw;
  background: rgba(8, 38, 34, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(51, 204, 148, 0.2);
  z-index: 1000;
  display: none;
  flex-direction: column;
  overflow: hidden;
  animation: dropdown-fade-in 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.lang-dropdown-container.open .lang-dropdown-menu {
  display: flex;
}

@keyframes dropdown-fade-in {
  from { opacity: 0; transform: translateY(-8px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.lang-menu-header {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
}

.lang-search-input {
  width: 100%;
  padding: 8px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
  font-size: 13px;
  outline: none;
  transition: var(--transition);
}

.lang-search-input:focus {
  border-color: var(--mint);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 0 2px rgba(51, 204, 148, 0.2);
}

.lang-search-input::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.lang-menu-scrollable {
  max-height: 340px;
  overflow-y: auto;
  padding: 8px 10px 14px;
}

.lang-menu-scrollable::-webkit-scrollbar {
  width: 5px;
}
.lang-menu-scrollable::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 99px;
}

.lang-section-title {
  font-size: 11px;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.5);
  padding: 10px 8px 6px;
}

.lang-quick-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 10px;
}

.lang-quick-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.9);
  font-size: 12px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.06);
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
}

.lang-quick-btn:hover,
.lang-quick-btn.active {
  background: rgba(51, 204, 148, 0.18);
  border-color: rgba(51, 204, 148, 0.4);
  color: var(--mint-bright);
}

.lang-country-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 12.5px;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 2px;
}

.lang-country-item:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.lang-country-item.active {
  background: rgba(51, 204, 148, 0.15);
  color: var(--mint-bright);
  font-weight: 700;
}

.lang-country-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lang-country-flag {
  font-size: 15px;
}

.lang-country-name {
  display: flex;
  flex-direction: column;
}

.lang-country-name b {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--white);
}

.lang-country-name small {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.5);
}

.lang-check-icon {
  font-size: 12px;
  color: var(--mint);
  opacity: 0;
}

.lang-country-item.active .lang-check-icon {
  opacity: 1;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-pill);
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  backdrop-filter: blur(16px);
  white-space: nowrap;
  flex-shrink: 0;
  transition: var(--transition);
}

.nav-cta:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero-grid {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  min-height: 740px;
  align-items: center;
  gap: 30px;
}

.hero-copy {
  padding: 20px 0 60px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 24px;
  background: rgba(255, 255, 255, 0.08);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.eyebrow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint-bright);
  box-shadow: 0 0 0 4px rgba(109, 231, 175, 0.25);
}

.hero h1 {
  margin: 0;
  font-size: clamp(48px, 5.2vw, 80px);
  line-height: 1.04;
  letter-spacing: -0.05em;
  font-weight: 750;
}

.hero h1 em {
  font-style: normal;
  color: var(--mint-bright);
  background: linear-gradient(135deg, #a7f8d0 0%, #33cc94 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lede {
  max-width: 540px;
  margin: 28px 0 0;
  color: rgba(235, 248, 243, 0.78);
  font-size: 18px;
  line-height: 1.65;
  letter-spacing: -0.01em;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
}

.button-hero-download {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-height: 60px;
  border-radius: var(--radius-pill);
  padding: 0 32px 0 26px;
  background: #ffffff;
  color: #031c17 !important;
  text-decoration: none;
  border: 1.5px solid rgba(255, 255, 255, 0.95);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35), 0 0 40px rgba(51, 204, 148, 0.65), 0 0 80px rgba(51, 204, 148, 0.3);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
  animation: hero-download-pulse 3.2s infinite ease-in-out;
  cursor: pointer;
}

@keyframes hero-download-pulse {
  0%, 100% {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35), 0 0 35px rgba(51, 204, 148, 0.55), 0 0 70px rgba(51, 204, 148, 0.25);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 14px 45px rgba(0, 0, 0, 0.4), 0 0 55px rgba(51, 204, 148, 0.9), 0 0 95px rgba(51, 204, 148, 0.45);
    transform: scale(1.028);
  }
}

.button-hero-download:hover {
  background: #ffffff;
  color: #000000 !important;
  transform: translateY(-3px) scale(1.04) !important;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45), 0 0 65px rgba(51, 204, 148, 0.95), 0 0 110px rgba(51, 204, 148, 0.6) !important;
}

.button-hero-download:active {
  transform: translateY(-1px) scale(0.99) !important;
}

.apple-logo-badge {
  width: 28px;
  height: 28px;
  fill: #000000;
  flex-shrink: 0;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.button-hero-download:hover .apple-logo-badge {
  transform: scale(1.1);
}

.btn-download-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.18;
}

.btn-download-sub {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: rgba(3, 28, 23, 0.75);
  text-transform: uppercase;
}

.btn-download-main {
  font-size: 16px;
  font-weight: 850;
  letter-spacing: -0.01em;
  color: #031c17;
}

.hero-actions {
  display: flex;
  align-items: center;
  margin-top: 36px;
}

.hero-sub-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.hero-secondary-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(235, 248, 243, 0.78);
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.hero-secondary-action:hover {
  color: var(--mint-bright);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(51, 204, 148, 0.35);
  transform: translateY(-1px);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 56px;
  border-radius: var(--radius-pill);
  padding: 0 28px;
  font-size: 15px;
  font-weight: 750;
  transition: var(--transition);
}

.button-primary {
  background: var(--mint);
  color: #05261f;
  box-shadow: 0 10px 30px rgba(51, 204, 148, 0.24);
}

.button-primary:hover {
  background: #5ee0aa;
  transform: translateY(-2px);
  box-shadow: 0 14px 38px rgba(51, 204, 148, 0.35);
}

.platform-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  font-weight: 600;
}

.platform-note i {
  color: var(--mint-bright);
  font-style: normal;
}

.hero-proof {
  display: flex;
  gap: 22px;
  margin-top: 32px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 12px;
  font-weight: 600;
}

.hero-proof span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-proof span::before {
  content: "✓";
  color: var(--mint-bright);
  font-weight: 900;
}

/* Hero Product Mockup Area */
.hero-product {
  position: relative;
  align-self: stretch;
  min-height: 720px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(105, 234, 184, 0.12);
  pointer-events: none;
}

.orbit-one {
  width: 620px;
  height: 620px;
}

.orbit-two {
  width: 480px;
  height: 480px;
  border-style: dashed;
  opacity: 0.7;
}

.phone {
  background: #000;
  border: 7px solid #141c1a;
  border-radius: 50px;
  overflow: hidden;
  box-shadow: 0 45px 100px rgba(0, 0, 0, 0.4), inset 0 0 0 1px rgba(255, 255, 255, 0.18);
  position: relative;
}

.phone-island {
  position: absolute;
  z-index: 10;
  width: 30%;
  height: 25px;
  background: #000;
  left: 50%;
  top: 13px;
  transform: translateX(-50%);
  border-radius: var(--radius-pill);
}

.phone-hero {
  position: absolute;
  width: 320px;
  height: 690px;
  left: 50%;
  top: 40px;
  transform: translateX(-40%) rotate(4deg);
  animation: phone-float 6s ease-in-out infinite;
}

.phone-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.floating-card {
  position: absolute;
  z-index: 15;
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(9, 44, 40, 0.84);
  backdrop-filter: blur(18px);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.28);
  border-radius: 18px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
}

.floating-card b {
  color: var(--white);
  font-size: 15px;
}

.confidence-card {
  left: 10px;
  top: 180px;
  padding: 12px 18px 12px 14px;
  transform: rotate(-4deg);
}

.shield {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  background: rgba(83, 223, 171, 0.16);
  color: var(--mint-bright);
  border-radius: 10px;
  font-weight: 900;
  font-size: 15px;
}

.pace-card {
  right: 10px;
  bottom: 120px;
  padding: 14px 20px;
  transform: rotate(3deg);
}

.pace-card span:last-child {
  display: grid;
  gap: 2px;
}

.pace-card small {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.55);
}

.pace-arrow {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--mint);
  color: #06372d;
  font-size: 18px;
  font-weight: 800;
}

.hero-buddy {
  position: absolute;
  z-index: 18;
  width: 195px;
  right: 15px;
  top: 25px;
  clip-path: inset(26% 65% 21% 0);
  transform: scale(2.05);
  transform-origin: left center;
  filter: drop-shadow(0 25px 30px rgba(0, 0, 0, 0.28));
  pointer-events: none;
}

.hero-bottom {
  position: relative;
  z-index: 10;
  height: 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.55);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.hero-bottom a {
  color: rgba(255, 255, 255, 0.85);
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  transition: color 0.2s ease;
}

.hero-bottom a:hover {
  color: var(--mint-bright);
}

/* ==========================================================================
   Section: Why Health iAge (Bento Grid)
   ========================================================================== */

.principle {
  padding: 130px 0 100px;
}

.section-kicker {
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.18em;
  color: var(--deep-mint);
}

.section-kicker.light {
  color: var(--mint-bright);
}

.principle-heading {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 60px;
  align-items: end;
  margin: 20px 0 60px;
}

.section-title {
  margin: 0;
  font-size: clamp(38px, 4.6vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.045em;
  font-weight: 750;
}

.section-title span {
  color: #7b8b87;
  font-weight: 500;
}

.principle-heading p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.bento-grid {
  display: grid;
  grid-template-columns: 1.04fr 1.46fr;
  grid-template-rows: 460px 340px;
  gap: 20px;
}

.bento-grid {
  display: grid;
  grid-template-columns: 1.05fr 1.45fr;
  gap: 24px;
}

.bento-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.bento-card:hover {
  box-shadow: var(--shadow-md);
}

.card-label {
  color: rgba(255, 255, 255, 0.65);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.card-label.dark {
  color: var(--deep-mint);
}

/* ==========================================================================
   Hero Age Card (Refactored to mirror iOS native SwiftUI Hero)
   ========================================================================== */

.age-card {
  grid-row: 1 / 3;
  background:
    radial-gradient(circle at 50% 28%, rgba(51, 204, 148, 0.22), transparent 42%),
    radial-gradient(circle at 80% 85%, rgba(59, 186, 214, 0.14), transparent 30%),
    linear-gradient(160deg, #0e5648 0%, #073531 52%, #051e22 100%);
  padding: 34px 28px;
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 25px 60px rgba(5, 30, 26, 0.28);
}

.age-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.badge-confidence {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(51, 204, 148, 0.14);
  border: 1px solid rgba(51, 204, 148, 0.28);
  color: var(--mint-bright);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
}

.share-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
  display: grid;
  place-items: center;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  cursor: default;
}

/* Center Orb Visual */
.age-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 10px 0 24px;
  position: relative;
}

.age-ring-wrap {
  position: relative;
  width: 250px;
  height: 250px;
  display: grid;
  place-items: center;
}

.age-ring-halo {
  position: absolute;
  inset: -16px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(51, 204, 148, 0.28), rgba(59, 186, 214, 0.08) 60%, transparent 80%);
  pointer-events: none;
  animation: ring-breathe 4s ease-in-out infinite;
}

.age-ring {
  width: 230px;
  height: 230px;
  border-radius: 50%;
  padding: 10px;
  background: conic-gradient(from 120deg, var(--aqua) 0 35%, var(--mint) 35% 85%, rgba(255, 255, 255, 0.1) 85% 100%);
  box-shadow: 0 0 45px rgba(51, 204, 148, 0.28), inset 0 0 20px rgba(0, 0, 0, 0.3);
  position: relative;
}

.age-ring-inner {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: radial-gradient(circle, #083b35 0%, #052627 100%);
  box-shadow: inset 0 2px 10px rgba(255, 255, 255, 0.1);
  text-align: center;
}

.ring-estimate-tag {
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.2em;
  color: var(--mint-bright);
  text-transform: uppercase;
  background: rgba(51, 204, 148, 0.16);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  margin-bottom: 2px;
}

.age-ring-inner strong {
  font-size: 68px;
  line-height: 1;
  font-weight: 420;
  letter-spacing: -0.05em;
  color: var(--white);
}

.age-ring-inner .ring-label {
  color: rgba(255, 255, 255, 0.65);
  font-size: 11px;
  letter-spacing: 0.12em;
  font-weight: 750;
  margin-top: 4px;
}

/* Hero Age Equation Box */
.hero-equation-box {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
  padding: 16px 18px;
  backdrop-filter: blur(14px);
  margin-bottom: 18px;
}

.equation-operands {
  display: flex;
  align-items: center;
  justify-content: space-around;
  text-align: center;
}

.operand-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.operand-val {
  font-size: 26px;
  font-weight: 750;
  letter-spacing: -0.03em;
  color: var(--mint-bright);
}

.operand-lbl {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 600;
}

.equation-vs {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.equation-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.09);
  margin: 12px 0;
}

.equation-result-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.equation-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(51, 204, 148, 0.16);
  border: 1px solid rgba(51, 204, 148, 0.3);
  color: var(--mint-bright);
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.equation-narrative {
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.45;
  margin: 0;
}

/* Bottom Submetrics */
.hero-submetrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.submetric-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.submetric-item small {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 700;
}

.submetric-item b {
  font-size: 14px;
  color: var(--white);
  font-weight: 750;
}

.signals-card {
  background: var(--white);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-topline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.card-topline h3,
.trust-card h3 {
  font-size: 26px;
  margin-top: 8px;
  letter-spacing: -0.03em;
  font-weight: 750;
}

.updated {
  color: var(--deep-mint);
  font-size: 12px;
  font-weight: 600;
  background: rgba(51, 204, 148, 0.1);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 20px 0;
}

.signal {
  min-height: 140px;
  display: flex;
  flex-direction: column;
  background: var(--paper-subtle);
  border: 1px solid #e4eae4;
  border-radius: var(--radius-md);
  padding: 16px;
  transition: transform 0.2s ease;
}

.signal:hover {
  transform: translateY(-2px);
}

.signal-icon {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  margin-bottom: auto;
  font-size: 18px;
  font-weight: 800;
}

.signal-icon.mint {
  color: var(--deep-mint);
  background: rgba(51, 204, 148, 0.15);
}

.signal-icon.green {
  color: #1b8755;
  background: rgba(46, 204, 113, 0.15);
}

.signal-icon.aqua {
  color: #12829c;
  background: rgba(59, 186, 214, 0.15);
}

.signal small {
  color: #83928e;
  font-size: 12px;
  font-weight: 600;
  margin-top: 12px;
}

.signal strong {
  font-size: 18px;
  margin-top: 2px;
  letter-spacing: -0.02em;
  font-weight: 750;
}

.nudge {
  min-height: 76px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  border-radius: 18px;
  padding: 14px 18px;
  background: #f1edfe;
  border: 1px solid #e4dbfa;
}

.nudge-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: #e3d9fd;
  color: var(--lavender);
  font-weight: 900;
}

.nudge div {
  display: grid;
  gap: 2px;
}

.nudge small {
  color: #8c82ab;
  font-size: 10px;
  letter-spacing: 0.12em;
  font-weight: 800;
  text-transform: uppercase;
}

.nudge b {
  font-size: 14px;
  color: #2b2046;
}

.nudge-arrow {
  color: var(--lavender);
  font-weight: 800;
}

.trust-card {
  background: #d8f1e5;
  padding: 34px;
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 24px;
  align-items: center;
}

.trust-card .card-label {
  color: #3b6d5c;
}

.trust-card p {
  margin: 10px 0 0;
  max-width: 440px;
  color: #4a6e62;
  font-size: 14px;
  line-height: 1.6;
}

.lock-mark {
  position: relative;
  width: 84px;
  height: 84px;
  border-radius: 26px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 16px 32px rgba(37, 123, 91, 0.12);
}

.lock-mark::before {
  content: "";
  width: 26px;
  height: 24px;
  border: 4px solid var(--deep-mint);
  border-bottom: 0;
  border-radius: 14px 14px 0 0;
  transform: translateY(-8px);
}

.lock-mark span {
  position: absolute;
  width: 34px;
  height: 28px;
  border-radius: 7px;
  background: var(--deep-mint);
  bottom: 20px;
}

.lock-mark span::after {
  content: "";
  position: absolute;
  width: 4px;
  height: 8px;
  border-radius: 4px;
  background: #d8f1e5;
  left: 15px;
  top: 9px;
}

.privacy-row {
  grid-column: 2;
  border-top: 1px solid rgba(10, 122, 89, 0.16);
  padding-top: 14px;
  display: flex;
  justify-content: space-between;
  color: #456d61;
  font-size: 12px;
  font-weight: 600;
}

.privacy-row b {
  color: var(--deep-mint);
}

/* ==========================================================================
   SECTION: 7 Core Health Signals & Factors
   ========================================================================== */

.factors-section {
  padding: 100px 0 120px;
  background: var(--paper-subtle);
  border-top: 1px solid var(--border);
}

.factors-heading {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.factors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.factor-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  min-height: 270px;
  transition: var(--transition);
}

.factor-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(51, 204, 148, 0.35);
}

/* Explicit width, height and reset for factor icons to prevent any collision */
.factor-icon-wrap {
  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;
  max-width: 48px;
  max-height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin: 0 0 18px 0;
  padding: 0;
  border: none;
}

.factor-icon-wrap.f-sleep { background: #ebf5fa; color: #238db3; }
.factor-icon-wrap.f-cardio { background: #fdeeee; color: #e04b4b; }
.factor-icon-wrap.f-rhr { background: #fef0e7; color: #d96324; }
.factor-icon-wrap.f-hrv { background: #f3effc; color: #7f66d4; }
.factor-icon-wrap.f-steps { background: #eaf8f1; color: #168d5a; }
.factor-icon-wrap.f-exercise { background: #e6f9f9; color: #0c8a91; }
.factor-icon-wrap.f-strength { background: #fbf7e6; color: #b08511; }

.factor-card h3 {
  font-size: 18px;
  font-weight: 750;
  margin: 0 0 8px 0;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.factor-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0 0 16px 0;
  flex: 1;
}

.factor-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: auto;
  font-size: 11px;
  font-weight: 700;
  color: var(--deep-mint);
  background: rgba(51, 204, 148, 0.1);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  width: fit-content;
}

/* ==========================================================================
   Section: How it Works
   ========================================================================== */

.how-it-works {
  background: var(--midnight);
  color: var(--white);
  padding: 130px 0 110px;
}

.how-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-top: 24px;
}

.how-heading h2 span,
.watch-copy h2 span,
.early-copy h2 span {
  color: var(--mint-bright);
  font-weight: 500;
}

.how-heading p {
  max-width: 360px;
  margin: 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 16px;
  line-height: 1.65;
}

.how-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 70px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.how-step-item {
  position: relative;
  padding: 36px 44px 28px 0;
}

.how-step-item:not(:last-child) {
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  margin-right: 40px;
}

.how-step-number {
  position: absolute;
  top: -12px;
  left: 0;
  padding-right: 12px;
  background: var(--midnight);
  color: var(--mint-bright);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.how-step-item h3 {
  margin: 18px 0 10px;
  font-size: 21px;
  letter-spacing: -0.025em;
  font-weight: 750;
}

.how-step-item p {
  margin: 0;
  color: rgba(255, 255, 255, 0.52);
  line-height: 1.65;
  font-size: 14px;
}

.wellness-boundary {
  margin-top: 56px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  padding: 20px 26px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.boundary-mark {
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(109, 231, 175, 0.4);
  color: var(--mint-bright);
  font-family: serif;
  font-style: italic;
  font-weight: 700;
}

.wellness-boundary p {
  margin: 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 13px;
  line-height: 1.55;
}

.wellness-boundary b {
  color: rgba(255, 255, 255, 0.9);
}

/* ==========================================================================
   Section: Journey
   ========================================================================== */

.journey-section {
  padding: 130px 0;
  background: #eef3ed;
  overflow: hidden;
}

.journey-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 120px;
  align-items: center;
}

.journey-visual {
  height: 720px;
  position: relative;
}

.journey-visual::before {
  content: "";
  position: absolute;
  width: 530px;
  height: 530px;
  border-radius: 50%;
  background: #d6e8df;
  left: -70px;
  top: 80px;
}

.phone-journey {
  position: absolute;
  width: 315px;
  height: 680px;
  top: 20px;
  left: 90px;
  transform: rotate(-3deg);
  box-shadow: 0 40px 90px rgba(30, 69, 57, 0.22);
}

.phone-journey img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.journey-float {
  position: absolute;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 20px 48px rgba(43, 82, 69, 0.15);
  border-radius: 18px;
  padding: 14px 18px;
}

.journey-float > span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: #e6f8f0;
  color: var(--deep-mint);
  font-weight: 800;
}

.journey-float div {
  display: grid;
  gap: 2px;
}

.journey-float small {
  color: #84908c;
  font-size: 10px;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.journey-float b {
  font-size: 13px;
  color: var(--ink);
}

.milestone-float {
  left: 0;
  bottom: 90px;
  transform: rotate(3deg);
}

.trend-float {
  right: -20px;
  top: 120px;
  transform: rotate(2deg);
}

.trend-float > span {
  background: var(--mint);
  color: #073a2e;
}

.journey-copy h2 {
  margin-top: 20px;
}

.journey-copy > p {
  color: var(--muted);
  line-height: 1.75;
  font-size: 17px;
  margin: 24px 0 40px;
}

.journey-points {
  display: grid;
  gap: 22px;
}

.journey-points > div {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 16px;
  align-items: center;
}

.point-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  border: 1px solid #d9e1dc;
  background: rgba(255, 255, 255, 0.65);
  color: var(--deep-mint);
  font-weight: 850;
  font-size: 14px;
}

.journey-points div div {
  display: grid;
  gap: 3px;
}

.journey-points b {
  font-size: 16px;
  font-weight: 750;
}

.journey-points small {
  color: #7a8884;
  font-size: 13px;
}

/* ==========================================================================
   Section: Apple Watch (Enhanced Gallery)
   ========================================================================== */

.watch-section {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background: linear-gradient(130deg, #0b433e 0%, #061e22 100%);
  padding: 130px 0 110px;
}

.watch-section::after {
  content: "";
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  right: -240px;
  bottom: -320px;
  border: 1px solid rgba(109, 231, 175, 0.15);
  box-shadow: 0 0 0 90px rgba(109, 231, 175, 0.02), 0 0 0 180px rgba(109, 231, 175, 0.015);
  pointer-events: none;
}

.watch-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  gap: 80px;
  position: relative;
  z-index: 10;
}

.watch-copy h2 {
  margin-top: 20px;
}

.watch-copy p {
  max-width: 500px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  font-size: 17px;
  margin: 24px 0 34px;
}

.watch-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}

.watch-tags span {
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.85);
  font-size: 12px;
  font-weight: 650;
}

.watch-stage {
  min-height: 540px;
  position: relative;
  display: grid;
  place-items: center;
}

.watch-halo {
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(65, 212, 165, 0.2), rgba(65, 212, 165, 0.03) 50%, transparent 70%);
  border: 1px solid rgba(94, 224, 177, 0.1);
  pointer-events: none;
}

.watch-simulator {
  position: relative;
  z-index: 10;
  width: min(460px, 92%);
  filter: drop-shadow(0 45px 65px rgba(0, 0, 0, 0.5));
  animation: watch-float 6s ease-in-out infinite;
}

.watch-simulator img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* Watch Faces Showcase Sub-row */
.watch-faces-row {
  margin-top: 80px;
  position: relative;
  z-index: 10;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 50px;
}

.watch-faces-row h3 {
  text-align: center;
  font-size: 20px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.85);
}

.watch-faces-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.watch-face-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  transition: var(--transition);
}

.watch-face-card:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-3px);
}

.watch-face-card img {
  width: 100%;
  max-width: 220px;
  margin: 0 auto 14px;
  border-radius: 12px;
}

.watch-face-card b {
  display: block;
  font-size: 14px;
  color: var(--white);
  margin-bottom: 4px;
}

.watch-face-card small {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
}

/* ==========================================================================
   Section: Health iAge Buddy
   ========================================================================== */

.buddy-section {
  padding: 130px 0 120px;
  display: grid;
  grid-template-columns: 0.76fr 1.24fr;
  align-items: center;
  gap: 80px;
}

.buddy-copy h2 {
  margin-top: 20px;
}

.buddy-copy p {
  color: var(--muted);
  line-height: 1.7;
  font-size: 16px;
  margin: 24px 0 32px;
}

.buddy-state-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.buddy-tab {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  background: var(--paper-subtle);
  border: 1px solid #dce4de;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-secondary);
  transition: var(--transition);
}

.buddy-tab.active,
.buddy-tab:hover {
  background: var(--mint);
  color: #052b22;
  border-color: var(--mint);
}

.buddy-stage {
  position: relative;
  min-height: 440px;
  display: grid;
  place-items: center;
  border-radius: 36px;
  background: radial-gradient(circle at 50% 45%, var(--white), #e8f4ed 72%);
  border: 1px solid rgba(17, 78, 62, 0.08);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.buddy-stage::before {
  content: "";
  position: absolute;
  width: 440px;
  height: 440px;
  border: 1px solid rgba(10, 122, 89, 0.08);
  border-radius: 50%;
  box-shadow: 0 0 0 60px rgba(10, 122, 89, 0.02), 0 0 0 120px rgba(10, 122, 89, 0.015);
}

.buddy-stage img {
  position: relative;
  z-index: 10;
  width: 90%;
  filter: drop-shadow(0 25px 30px rgba(25, 82, 66, 0.15));
  transition: opacity 0.3s ease;
}

.buddy-labels {
  position: absolute;
  left: 4%;
  right: 4%;
  bottom: 24px;
  z-index: 12;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  text-align: center;
  color: #597a70;
  text-transform: uppercase;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

/* ==========================================================================
   SECTION: Privacy Architecture Matrix
   ========================================================================== */

.privacy-section {
  padding: 120px 0;
  background: #f0f6f2;
}

.privacy-heading {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.privacy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.privacy-box {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.privacy-box-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: #def4ea;
  color: var(--deep-mint);
  font-size: 20px;
  margin-bottom: 18px;
  font-weight: 900;
}

.privacy-box h4 {
  font-size: 18px;
  font-weight: 750;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.privacy-box p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

/* ==========================================================================
   Section: Health & Longevity Blog (Interactive & Publishable)
   ========================================================================== */

.blog-page-hero {
  padding: 80px 0 70px;
  background:
    radial-gradient(circle at 80% 20%, rgba(54, 211, 161, 0.22), transparent 30%),
    radial-gradient(circle at 20% 80%, rgba(59, 186, 214, 0.14), transparent 28%),
    linear-gradient(145deg, #0e5648 0%, #073530 52%, #051d21 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.blog-page-hero .blog-header-row {
  margin-bottom: 0;
}

.blog-page-hero .eyebrow {
  margin-bottom: 18px;
}

.blog-page-hero h1 {
  font-size: clamp(38px, 4.5vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.04em;
  font-weight: 750;
  margin-bottom: 16px;
}

.blog-page-hero h1 em {
  font-style: normal;
  color: var(--mint-bright);
  background: linear-gradient(135deg, #a7f8d0 0%, #33cc94 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.blog-page-hero p {
  color: rgba(235, 248, 243, 0.78);
  font-size: 17px;
  max-width: 620px;
  line-height: 1.65;
}

.blog-page-content {
  padding: 70px 0 120px;
  min-height: 60vh;
}

.blog-section {
  padding: 120px 0;
  background: var(--paper);
  border-top: 1px solid var(--border);
}

.blog-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 40px;
}

.blog-header-left {
  max-width: 680px;
}

.button-publish-post {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--teal-dark);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(8, 45, 45, 0.15);
  transition: var(--transition);
  white-space: nowrap;
}

.button-publish-post:hover {
  background: var(--deep-mint);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(8, 124, 90, 0.25);
}

.blog-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}

.blog-filter-btn {
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: var(--paper-card);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 650;
  color: var(--ink-secondary);
  transition: var(--transition);
}

.blog-filter-btn.active,
.blog-filter-btn:hover {
  background: var(--mint);
  color: #062b21;
  border-color: var(--mint);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(51, 204, 148, 0.4);
}

.blog-card.featured-card {
  grid-column: 1 / -1;
  background: linear-gradient(145deg, #ffffff 0%, #f4faf6 100%);
  border: 1px solid rgba(51, 204, 148, 0.3);
  box-shadow: 0 10px 30px rgba(8, 124, 90, 0.08);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
  padding: 40px;
}

.blog-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.blog-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(51, 204, 148, 0.12);
  color: var(--deep-mint);
  font-size: 11px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.blog-badge.featured {
  background: var(--mint);
  color: #052a20;
}

.blog-date {
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

.blog-card h3 {
  font-size: 20px;
  line-height: 1.35;
  font-weight: 750;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
  color: var(--ink);
  transition: color 0.2s ease;
}

.blog-card:hover h3 {
  color: var(--deep-mint);
}

.blog-card.featured-card h3 {
  font-size: 26px;
  line-height: 1.3;
}

.blog-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
  margin-bottom: 20px;
  flex: 1;
}

.blog-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.blog-tag {
  font-size: 11px;
  font-weight: 650;
  color: #436d61;
  background: #edf5f0;
  padding: 3px 8px;
  border-radius: 6px;
}

.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--deep-mint);
  font-weight: 750;
  margin-top: auto;
}

.featured-aside-box {
  background: #082d2d;
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.featured-aside-box h4 {
  font-size: 16px;
  font-weight: 750;
  margin-bottom: 12px;
  color: var(--mint-bright);
}

.featured-aside-box ul {
  list-style: none;
  display: grid;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 20px;
}

.featured-aside-box ul li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.featured-aside-box ul li::before {
  content: "✓";
  color: var(--mint-bright);
  font-weight: 900;
}

/* ==========================================================================
   Modals: Article Reader & Article Publisher
   ========================================================================== */

.blog-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(5, 22, 23, 0.72);
  backdrop-filter: blur(14px);
  display: none;
  place-items: center;
  padding: 20px;
  overflow-y: auto;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.blog-modal-overlay.active {
  display: grid;
  opacity: 1;
}

.blog-modal-content {
  background: var(--white);
  border-radius: 32px;
  max-width: 820px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  padding: 48px;
  position: relative;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.4);
  transform: translateY(20px);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.blog-modal-overlay.active .blog-modal-content {
  transform: translateY(0);
}

.blog-modal-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--paper-subtle);
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  transition: var(--transition);
}

.blog-modal-close:hover {
  background: #e2ede6;
  transform: scale(1.08);
}

/* Article Reader Styling */
.article-header {
  margin-bottom: 30px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.article-header .blog-badge {
  margin-bottom: 12px;
}

.article-header h2 {
  font-size: clamp(26px, 3.4vw, 36px);
  letter-spacing: -0.035em;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--ink);
}

.article-meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}

.article-body {
  font-size: 16px;
  line-height: 1.8;
  color: #273834;
}

.article-body h3 {
  font-size: 21px;
  margin: 32px 0 14px;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.article-body p {
  margin-bottom: 18px;
}

.article-body ul, .article-body ol {
  margin: 16px 0 20px 24px;
}

.article-body li {
  margin-bottom: 8px;
}

.article-callout {
  background: #eaf6f0;
  border-left: 4px solid var(--mint);
  border-radius: 0 16px 16px 0;
  padding: 18px 22px;
  margin: 24px 0;
  font-size: 15px;
  color: #124d3e;
}

.article-callout b {
  display: block;
  font-size: 15px;
  margin-bottom: 6px;
  color: var(--deep-mint);
}

/* Article Publishing Form */
.publish-form {
  display: grid;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 13px;
  font-weight: 750;
  color: var(--ink);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid #d4ded8;
  background: var(--paper-subtle);
  font-family: inherit;
  font-size: 14px;
  color: var(--ink);
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--mint);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(51, 204, 148, 0.16);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 10px;
}

/* ==========================================================================
   Section: Health iAge+ Subscription
   ========================================================================== */

.plus-section {
  padding: 100px 0 120px;
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.plus-card {
  border-radius: 36px;
  background: linear-gradient(135deg, #f0f7f3 0%, #e2efe8 100%);
  border: 1px solid rgba(16, 80, 60, 0.12);
  padding: 60px 70px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.plus-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--mint);
  color: #062b21;
  font-size: 12px;
  font-weight: 850;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.plus-copy h2 {
  font-size: clamp(36px, 4vw, 48px);
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 18px;
}

.plus-copy p {
  color: var(--ink-secondary);
  font-size: 16px;
  line-height: 1.65;
  margin-bottom: 24px;
}

.plus-features {
  display: grid;
  gap: 12px;
}

.plus-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 650;
  color: var(--ink);
  list-style: none;
}

.plus-features li::before {
  content: "✦";
  color: var(--deep-mint);
  font-weight: 900;
}

.plus-pricing-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid rgba(16, 80, 60, 0.1);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.plus-pricing-box h3 {
  font-size: 22px;
  font-weight: 750;
  margin-bottom: 8px;
}

.plus-pricing-box p {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 24px;
}

.trial-tag {
  display: inline-block;
  background: #def7ec;
  color: var(--deep-mint);
  font-size: 12px;
  font-weight: 800;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}

.plans-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.plan-item {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: left;
}

.plan-item b {
  display: block;
  font-size: 14px;
  margin-bottom: 4px;
}

.plan-item small {
  font-size: 11px;
  color: var(--muted);
}

/* ==========================================================================
   Section: FAQ
   ========================================================================== */

.faq-section {
  padding: 120px 0;
}

.faq-heading {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.faq-item {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.faq-item h4 {
  font-size: 18px;
  font-weight: 750;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.faq-item p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

/* ==========================================================================
   Section: Early Access CTA
   ========================================================================== */

.early-access {
  min-height: 480px;
  border-radius: 40px;
  background: linear-gradient(135deg, #0e5648 0%, #083031 60%, #071f25 100%);
  color: var(--white);
  margin-bottom: 100px;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  padding: 70px 80px;
}

.early-glow {
  position: absolute;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  right: -160px;
  top: -60px;
  border: 1px solid rgba(109, 231, 175, 0.15);
  box-shadow: 0 0 0 70px rgba(109, 231, 175, 0.02), 0 0 0 140px rgba(109, 231, 175, 0.015);
  pointer-events: none;
}

.early-copy {
  position: relative;
  z-index: 10;
  max-width: 520px;
}

.early-copy h2 {
  margin-top: 20px;
}

.early-copy p {
  color: rgba(255, 255, 255, 0.6);
  margin: 20px 0 32px;
  font-size: 17px;
}

.button-light {
  background: var(--white);
  color: #0a3d34;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
}

.button-light:hover {
  transform: translateY(-2px);
  background: #e6fcf2;
}

.mini-age-card {
  position: absolute;
  width: 330px;
  height: 330px;
  border-radius: 50%;
  right: 70px;
  top: 75px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, rgba(24, 103, 86, 0.95), rgba(8, 47, 48, 0.98));
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.3), inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.mini-age-card strong {
  font-size: 74px;
  font-weight: 440;
  letter-spacing: -0.07em;
}

.mini-top {
  font-size: 10px;
  letter-spacing: 0.25em;
  color: rgba(255, 255, 255, 0.55);
  font-weight: 750;
}

.mini-direction {
  margin-top: 14px;
  color: var(--mint-bright);
  font-size: 13px;
  font-weight: 750;
}

.mini-ring {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 8px solid rgba(255, 255, 255, 0.08);
  border-top-color: var(--mint);
  border-right-color: var(--aqua);
  transform: rotate(20deg);
}

/* ==========================================================================
   Full-Page Article Details View (article.html)
   ========================================================================== */

.article-page-wrap {
  width: min(880px, calc(100% - 40px));
  margin: 0 auto;
  padding: 40px 0 120px;
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 28px;
}

.article-breadcrumb a {
  color: var(--deep-mint);
  font-weight: 700;
  transition: color 0.2s ease;
}

.article-breadcrumb a:hover {
  text-decoration: underline;
}

.article-full-card {
  background: var(--white);
  border-radius: 36px;
  padding: 60px 54px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}

.article-hero-header {
  margin-bottom: 36px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--border);
}

.article-hero-header h1 {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.25;
  letter-spacing: -0.04em;
  font-weight: 800;
  color: var(--ink);
  margin: 16px 0 20px;
}

.article-author-badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.article-author-info {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #33cc94, #087c5a);
  color: var(--white);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 17px;
  box-shadow: 0 4px 12px rgba(8, 124, 90, 0.2);
}

.author-name-title b {
  display: block;
  font-size: 15px;
  color: var(--ink);
}

.author-name-title small {
  font-size: 12px;
  color: var(--muted);
}

.article-lead-box {
  background: linear-gradient(135deg, #f3faf6 0%, #e8f5ee 100%);
  border: 1px solid rgba(51, 204, 148, 0.3);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin-bottom: 40px;
  font-size: 17px;
  line-height: 1.75;
  color: #124438;
  font-weight: 500;
}

.article-feature-image-wrap {
  margin: 36px 0 44px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(16, 80, 60, 0.1);
  background: #051e20;
}

.article-feature-image-wrap img {
  width: 100%;
  height: auto;
  display: block;
}

.article-feature-caption {
  padding: 12px 20px;
  background: #f8faf8;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  border-top: 1px solid var(--border);
}

.article-full-content {
  font-size: 17px;
  line-height: 1.85;
  color: #273834;
}

.article-full-content h2 {
  font-size: 26px;
  font-weight: 750;
  letter-spacing: -0.03em;
  margin: 48px 0 18px;
  color: var(--ink);
  padding-bottom: 8px;
  border-bottom: 2px solid #e4ede8;
}

.article-full-content h3 {
  font-size: 20px;
  font-weight: 750;
  letter-spacing: -0.02em;
  margin: 32px 0 14px;
  color: var(--ink);
}

.article-full-content p {
  margin-bottom: 20px;
}

.article-full-content ul, .article-full-content ol {
  margin: 16px 0 24px 24px;
}

.article-full-content li {
  margin-bottom: 10px;
}

.article-visual-card {
  background: #f9fbf9;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 36px 0;
  display: grid;
  gap: 16px;
  text-align: center;
}

.article-visual-card img {
  border-radius: 16px;
  margin: 0 auto;
  max-height: 400px;
  object-fit: contain;
}

.article-visual-caption {
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}

.article-author-card {
  margin-top: 60px;
  padding: 32px;
  background: #f4faf6;
  border-radius: var(--radius-md);
  border: 1px solid rgba(51, 204, 148, 0.25);
  display: flex;
  align-items: center;
  gap: 20px;
}

.article-author-card .author-avatar-lg {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, #33cc94, #087c5a);
  color: var(--white);
  display: grid;
  place-items: center;
  font-size: 24px;
  font-weight: 800;
  flex-shrink: 0;
}

.article-author-card h4 {
  font-size: 17px;
  font-weight: 750;
  margin-bottom: 4px;
  color: var(--ink);
}

.article-author-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

.article-bottom-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  padding-bottom: 48px;
}

.footer-brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}

.footer-brand-row .brand {
  color: var(--ink);
}

.footer-brand-row .brand-icon {
  box-shadow: 0 4px 12px rgba(8, 124, 90, 0.15);
}

.footer-tagline {
  color: var(--muted);
  font-size: 13px;
}

.footer-links-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  padding: 44px 0;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col b {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink);
  margin-bottom: 4px;
}

.footer-col a,
.footer-col span {
  color: var(--muted);
  font-size: 13px;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--deep-mint);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #8c9b97;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes phone-float {
  0%, 100% { transform: translateX(-40%) rotate(4deg) translateY(0); }
  50% { transform: translateX(-40%) rotate(3.2deg) translateY(-12px); }
}

@keyframes ring-breathe {
  0%, 100% { box-shadow: 0 0 55px rgba(51, 204, 148, 0.16); }
  50% { box-shadow: 0 0 80px rgba(51, 204, 148, 0.3); }
}

@keyframes watch-float {
  0%, 100% { transform: translateY(0) rotate(0.8deg); }
  50% { transform: translateY(-10px) rotate(0.2deg); }
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 1140px) {
  .nav-links { font-size: 12.5px; gap: 8px; }
  .brand { font-size: 19px; gap: 8px; }
  .brand-icon { width: 36px; height: 36px; }
  .nav-cta { padding: 8px 14px; font-size: 12px; }
  .lang-btn { padding: 4px 9px; font-size: 11px; }
}

@media (max-width: 1040px) {
  .hero { min-height: 880px; }
  .hero-grid { grid-template-columns: 1fr 0.9fr; }
  .phone-hero { left: 40%; }
  .journey-grid { gap: 60px; }
  .mini-age-card { right: -20px; transform: scale(0.85); }
  .plus-card { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .privacy-grid { grid-template-columns: 1fr; }
  .watch-faces-grid { grid-template-columns: 1fr; }
  .factors-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-card.featured-card { grid-template-columns: 1fr; }
}

@media (max-width: 840px) {
  .shell { width: min(100% - 36px, 680px); }
  .nav-links { display: none; }
  .hero { min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; padding-top: 60px; }
  .hero-copy { padding-bottom: 20px; }
  .hero-product { min-height: 660px; }
  .phone-hero { left: 50%; transform: translateX(-50%) rotate(3deg); animation: none; }
  .confidence-card { left: 4%; }
  .pace-card { right: 2%; }
  .hero-buddy { right: 0; }
  .principle-heading { grid-template-columns: 1fr; gap: 20px; }
  .bento-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .age-card { min-height: 480px; }
  .how-heading { display: grid; }
  .how-steps-grid { grid-template-columns: 1fr; border-top: 0; }
  .how-step-item { border-top: 1px solid rgba(255, 255, 255, 0.12); }
  .how-step-item:not(:last-child) { border-right: 0; margin-right: 0; }
  .journey-grid, .watch-grid, .buddy-section { grid-template-columns: 1fr; }
  .journey-visual { order: 2; }
  .journey-copy { order: 1; }
  .blog-header-row { flex-direction: column; align-items: flex-start; }
  .blog-grid { grid-template-columns: 1fr; }
  .early-access { padding: 60px 40px; min-height: 600px; }
  .mini-age-card { top: auto; bottom: 20px; right: 50%; transform: translateX(50%) scale(0.8); }
  .footer-links-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .blog-modal-content { padding: 32px 24px; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 580px) {
  .shell { width: calc(100% - 30px); }
  .nav { height: 76px; }
  .brand { font-size: 19px; }
  .brand-icon { width: 36px; height: 36px; }
  .hero h1 { font-size: 46px; }
  .hero-lede { font-size: 16px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-proof { flex-wrap: wrap; gap: 10px 18px; }
  .hero-product { min-height: 560px; }
  .phone-hero { width: 260px; height: 560px; }
  .confidence-card { top: 90px; transform: scale(0.85); }
  .pace-card { bottom: 50px; transform: scale(0.85); }
  .hero-buddy { width: 140px; top: -10px; }
  .hero-bottom { display: none; }
  .principle, .journey-section, .buddy-section, .how-it-works, .watch-section, .faq-section, .factors-section, .privacy-section, .blog-section { padding-block: 80px; }
  .factors-grid { grid-template-columns: 1fr; }
  .signal-grid { grid-template-columns: 1fr; }
  .trust-card { grid-template-columns: 1fr; text-align: center; }
  .lock-mark { margin: 0 auto; }
  .privacy-row { grid-column: 1; }
  .plans-grid { grid-template-columns: 1fr; }
  .plus-card { padding: 36px 24px; }
  .blog-card.featured-card { padding: 24px; }
  .article-full-card { padding: 32px 20px; border-radius: 24px; }
  .article-author-card { flex-direction: column; text-align: center; }
  .early-access { padding: 48px 24px; border-radius: 28px; }
  .footer-brand-row { flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer-links-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}