/* ==========================================================================
   همراه کو — marketing site
   Tokens follow the product system (turquoise + clinical green on paper),
   extended for editorial marketing layout.
   ========================================================================== */

@font-face {
  font-family: 'Vazirmatn';
  src: url('assets/fonts/Vazirmatn-FD-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('assets/fonts/Vazirmatn-FD-Medium.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('assets/fonts/Vazirmatn-FD-SemiBold.woff2') format('woff2');
  font-weight: 600 700;
  font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('assets/fonts/Vazirmatn-FD-Black.woff2') format('woff2');
  font-weight: 800 900;
  font-display: swap;
}

:root {
  --ink: #0B2028;
  --ink-2: #415A64;
  --ink-3: #5A707A;

  --paper: #F5F8F8;
  --surface: #FFFFFF;
  --surface-2: #EDF3F5;

  --teal: #0A6E86;
  --teal-700: #07586C;
  --teal-900: #062A33;
  --teal-soft: #E5F1F5;

  --green: #0B6B52;
  --green-soft: #E3F2EC;

  --line: #DCE6E9;
  --line-strong: #C6D5DA;
  --focus: #0EA5B7;

  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius: 16px;
  --radius-sm: 12px;

  --shadow-sm: 0 1px 2px rgba(11, 32, 40, 0.05);
  --shadow-md: 0 22px 48px -30px rgba(11, 32, 40, 0.45);
  --shadow-lg: 0 44px 90px -46px rgba(11, 32, 40, 0.55);

  --wrap: 1180px;
  --gutter: clamp(20px, 4vw, 40px);
  --section-y: clamp(72px, 8.4vw, 118px);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font: 'Vazirmatn', system-ui, -apple-system, 'Segoe UI', Tahoma, sans-serif;
}

/* ---------- base ---------- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

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

h1, h2, h3, h4, p, ul, ol { margin: 0; }

ul, ol { padding: 0; list-style: none; }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

::selection {
  background: rgba(10, 110, 134, 0.18);
  color: var(--ink);
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 8px;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  inset-inline-start: 12px;
  z-index: 300;
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--ink);
  color: #fff;
  font-size: 0.875rem;
  transform: translateY(-160%);
  transition: transform 0.2s var(--ease);
}
.skip-link:focus-visible { transform: none; }

.grain {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.scroll-progress {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  height: 2px;
  z-index: 120;
  background: transparent;
}
.scroll-progress span {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--teal);
}

/* ---------- type ---------- */

.display {
  font-size: clamp(2.45rem, 5.4vw, 4.35rem);
  font-weight: 900;
  line-height: 1.22;
  text-wrap: balance;
}

.h2 {
  font-size: clamp(1.8rem, 3.1vw, 2.8rem);
  font-weight: 900;
  line-height: 1.32;
  text-wrap: balance;
}

.body {
  color: var(--ink-2);
  font-size: 1.0625rem;
  line-height: 1.95;
  text-wrap: pretty;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--teal);
  font-size: 0.8125rem;
  font-weight: 700;
}
.eyebrow .num,
.eyebrow .dot {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
}
.eyebrow .num {
  min-width: 26px;
  height: 23px;
  padding-inline: 5px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--ink-3);
  font-size: 0.6875rem;
  font-weight: 700;
}
.eyebrow .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(11, 107, 82, 0.12);
}

.accent { color: var(--teal); }

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

.btn {
  --h: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  height: var(--h);
  padding-inline: 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.9375rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.22s var(--ease), color 0.22s var(--ease),
    border-color 0.22s var(--ease), transform 0.22s var(--ease),
    box-shadow 0.22s var(--ease);
}
.btn svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.24s var(--ease);
}
.btn:active { transform: translateY(1px); }

.btn.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
  box-shadow: none;
}

.btn-primary {
  background: var(--teal);
  color: #fff;
  box-shadow: 0 12px 26px -14px rgba(10, 110, 134, 0.7);
}
.btn-primary:hover {
  background: var(--teal-700);
  transform: translateY(-1px);
  box-shadow: 0 16px 30px -14px rgba(10, 110, 134, 0.65);
}
.btn-primary:hover svg { transform: translateY(2px); }

.btn-outline {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--ink);
}
.btn-outline:hover {
  background: var(--surface);
  border-color: var(--teal);
  color: var(--teal-700);
}
.btn-outline:hover svg { transform: translateX(-3px); }

.btn-ghost {
  color: var(--ink-2);
  padding-inline: 14px;
}
.btn-ghost:hover { color: var(--ink); background: var(--surface-2); }

.btn-light {
  background: #fff;
  color: var(--teal-900);
}
.btn-light:hover {
  background: #EAF5F7;
  transform: translateY(-1px);
}
.btn-light:hover svg { transform: translateY(2px); }

.btn-ghost-light {
  color: #D9EAEE;
  border-color: rgba(255, 255, 255, 0.28);
}
.btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}
.btn-ghost-light:hover svg { transform: translateX(-3px); }

.btn-lg {
  --h: 54px;
  padding-inline: 26px;
  font-size: 1rem;
}

/* ---------- nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(245, 248, 248, 0.78);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
  backdrop-filter: blur(18px) saturate(1.3);
  border-bottom: 1px solid transparent;
  transition: background-color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.nav.is-stuck {
  background: rgba(245, 248, 248, 0.95);
  border-bottom-color: var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
}
.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 14px -8px rgba(10, 110, 134, 0.7);
}
.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.brand-word {
  font-size: 1.3125rem;
  font-weight: 900;
  line-height: 1;
  color: var(--ink);
}
.brand-word-accent { color: var(--teal); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-inline-start: auto;
}
.nav-links a {
  padding: 9px 13px;
  border-radius: 10px;
  color: var(--ink-2);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.18s var(--ease), background-color 0.18s var(--ease);
}
.nav-links a:hover {
  color: var(--ink);
  background: var(--surface-2);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-inline-start: auto;
}
.nav-join { font-size: 0.875rem; }

.nav-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 40px;
  padding-inline: 14px;
  border: 1px dashed var(--line-strong);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-3);
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
}
.nav-status-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--teal);
  opacity: 0.65;
}

.nav-links a[aria-current='page'] {
  background: var(--teal-soft);
  color: var(--teal-700);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  color: var(--ink);
}
.nav-toggle svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
}
.nav-toggle .ic-close { display: none; }
.nav.is-open .nav-toggle .ic-menu { display: none; }
.nav.is-open .nav-toggle .ic-close { display: block; }

/* ---------- hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(44px, 6vw, 84px) clamp(56px, 7vw, 100px);
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to left, rgba(10, 110, 134, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10, 110, 134, 0.055) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: radial-gradient(85% 70% at 68% 38%, #000 0%, transparent 78%);
  mask-image: radial-gradient(85% 70% at 68% 38%, #000 0%, transparent 78%);
  pointer-events: none;
}
.hero-grid-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(460px 320px at 78% 46%, rgba(10, 110, 134, 0.09), transparent 70%);
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(36px, 5vw, 76px);
  align-items: center;
}

.hero-copy .display { margin-bottom: 24px; }
.hero-copy .lede {
  max-width: 36rem;
  color: var(--ink-2);
  font-size: clamp(1rem, 1.15vw, 1.0625rem);
  line-height: 1.95;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-status {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 16px;
  color: var(--ink-3);
  font-size: 0.78rem;
  line-height: 1.7;
}
.hero-status svg {
  width: 15px;
  height: 15px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.trust-row li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-3);
  font-size: 0.8125rem;
  font-weight: 500;
}
.trust-row svg {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
  fill: none;
  stroke: var(--green);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- device mock ---------- */

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  padding-block: 14px;
}

.device {
  width: min(320px, 84vw);
  position: relative;
  transform: rotate(-1.6deg);
}

.device-frame {
  position: relative;
  padding: 10px;
  border-radius: 46px;
  background: linear-gradient(160deg, #132B33, #081A21);
  box-shadow:
    0 0 0 1px rgba(11, 32, 40, 0.1),
    0 50px 90px -46px rgba(11, 32, 40, 0.6),
    0 18px 36px -24px rgba(11, 32, 40, 0.35);
}
.device-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 82px;
  height: 18px;
  border-radius: 0 0 13px 13px;
  background: #081A21;
  z-index: 4;
}

.device-screen {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 540px;
  border-radius: 37px;
  background: #F4F7F8;
  overflow: hidden;
}

/* status bar */
.app-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 18px 2px;
  color: var(--ink);
  font-size: 8.5px;
  font-weight: 700;
}
.app-signals { display: inline-flex; align-items: center; gap: 4px; }
.app-signals svg {
  width: 11px;
  height: 11px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

/* app header */
.app-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 14px 4px;
}
.app-head-brand { display: flex; align-items: center; gap: 8px; }
.app-logo {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  overflow: hidden;
  flex: 0 0 auto;
}
.app-logo img { width: 100%; height: 100%; object-fit: cover; }
.app-name { font-size: 13.5px; font-weight: 900; line-height: 1.2; }
.app-tagline { font-size: 7.4px; color: var(--ink-3); }
.app-avatar {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--teal-soft);
  border: 1px solid rgba(10, 110, 134, 0.28);
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
}

/* greeting */
.app-greeting { padding: 8px 14px 0; }
.app-hello { font-size: 12.5px; font-weight: 800; }
.app-role {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 3px;
  color: var(--ink-3);
  font-size: 7.6px;
}
.role-pill {
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--teal-soft);
  color: var(--teal-700);
  font-weight: 700;
}

/* wallet */
.app-wallet {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 9px 14px 11px;
  padding: 8px 11px;
  border-radius: 12px;
  background: linear-gradient(180deg, #FFFFFF, #EDF5F7);
  border: 1px solid #DCE8EB;
}
.app-wallet-label { color: var(--ink-3); font-size: 7.6px; font-weight: 600; }
.app-wallet-amount { color: var(--teal-700); font-size: 11px; font-weight: 900; }
.app-wallet-amount small { font-size: 7px; font-weight: 600; color: var(--ink-3); }

/* app content */
.app-section { flex: 1; padding: 0 12px; overflow: hidden; }
.app-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 7px;
  color: var(--ink);
  font-size: 9px;
  font-weight: 800;
}
.app-link { color: var(--teal); font-size: 7.4px; font-weight: 700; }

.app-card {
  padding: 9px;
  margin-bottom: 7px;
  border: 1px solid #DFE9EC;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 6px 14px -12px rgba(11, 32, 40, 0.55);
}
.app-card-top { display: flex; align-items: flex-start; gap: 7px; }
.app-hospital-icon {
  display: grid;
  place-items: center;
  width: 23px;
  height: 23px;
  flex: 0 0 auto;
  border-radius: 7px;
  background: var(--teal-soft);
}
.app-hospital-icon svg {
  width: 13px;
  height: 13px;
  fill: none;
  stroke: var(--teal);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.app-card-titles { flex: 1; min-width: 0; }
.app-card-titles strong { display: block; font-size: 9.4px; font-weight: 800; line-height: 1.4; }
.app-card-titles span {
  display: block;
  margin-top: 1px;
  color: var(--ink-3);
  font-size: 6.9px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.app-status {
  flex: 0 0 auto;
  padding: 1.5px 5px;
  border-radius: 999px;
  background: var(--green-soft);
  color: var(--green);
  font-size: 6.4px;
  font-weight: 700;
}
.app-card-text {
  margin-top: 6px;
  color: var(--ink-2);
  font-size: 7.2px;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.app-tags { display: flex; flex-wrap: wrap; gap: 3px; margin-top: 6px; }
.app-tags span {
  padding: 2px 6px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--ink-2);
  font-size: 6.3px;
  font-weight: 600;
}
.app-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-top: 7px;
  padding-top: 6px;
  border-top: 1px solid #EEF3F4;
}
.app-price-label { color: var(--ink-3); font-size: 6.4px; }
.app-price { color: var(--teal-700); font-size: 9.6px; font-weight: 900; }
.app-price small { font-size: 6.4px; font-weight: 600; color: var(--ink-3); }
.app-card--quiet { padding-block: 7px; }
.app-status--wait { background: #FBF1DE; color: #8A5A12; }

.app-tip {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 7px 9px;
  border-radius: 10px;
  background: rgba(10, 110, 134, 0.07);
  color: var(--ink-2);
  font-size: 6.6px;
  line-height: 1.6;
}
.app-tip-icon { display: grid; place-items: center; flex: 0 0 auto; }
.app-tip-icon svg {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: var(--teal);
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* app nav */
.app-nav {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 4px;
  padding: 7px 10px 12px;
  border-top: 1px solid #DFE9EC;
  background: rgba(255, 255, 255, 0.92);
}
.app-nav-item {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 3px 9px;
  border-radius: 9px;
  color: var(--ink-3);
  font-size: 6.3px;
  font-weight: 600;
}
.app-nav-item svg {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.app-nav-item.is-active { background: var(--teal-soft); color: var(--teal-700); }

/* floating cards */
.float-card {
  position: absolute;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.97);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: 0 20px 44px -26px rgba(11, 32, 40, 0.5);
  font-size: 0.75rem;
  animation: floaty 7s ease-in-out infinite;
}
.float-card strong { display: block; font-size: 0.75rem; font-weight: 800; line-height: 1.5; }
.float-card span:not(.float-icon):not(.float-avatar):not(.float-stars) {
  display: block;
  color: var(--ink-3);
  font-size: 0.6875rem;
  line-height: 1.5;
}
.float-icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  border-radius: 10px;
}
.float-icon--green { background: var(--green-soft); }
.float-icon--green svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: var(--green);
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.float-card--shield { left: -9%; top: 17%; }
.float-card--rating { right: -8%; bottom: 11%; animation-delay: -3.2s; }

.float-avatar {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--teal-soft);
  color: var(--teal-700);
  font-size: 0.8125rem;
  font-weight: 800;
}
.float-stars {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  color: var(--ink-3) !important;
  font-size: 0.6875rem;
}
.float-stars svg {
  width: 11px;
  height: 11px;
  fill: #C68A1E;
  stroke: none;
}

@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

/* ---------- principles ---------- */

.principles {
  background: var(--surface);
  border-block: 1px solid var(--line);
}
.principles-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.principle {
  padding: 36px 26px;
}
.principle + .principle { border-inline-start: 1px solid var(--line); }
.principle-num {
  display: block;
  margin-bottom: 14px;
  color: var(--teal);
  font-size: 0.75rem;
  font-weight: 800;
}
.principle h3 { font-size: 1.0625rem; font-weight: 800; }
.principle p {
  margin-top: 8px;
  color: var(--ink-2);
  font-size: 0.875rem;
  line-height: 1.85;
}

/* ---------- sections ---------- */

.section { padding-block: var(--section-y); }
.section-head { max-width: 640px; }
.section-sub { margin-top: 14px; }

/* ---------- why ---------- */

.why-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(36px, 5vw, 74px);
  align-items: center;
}
.why-intro .h2 { margin-bottom: 22px; }
.why-intro .body + .body { margin-top: 14px; }

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow-md);
}
.compare-col { padding: clamp(20px, 2.6vw, 30px); }
.compare-col--before { background: var(--surface-2); }
.compare-col--after {
  position: relative;
  border-inline-start: 1px solid var(--line);
}
.compare-col--after::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(to left, var(--teal), var(--green));
}
.compare-col h3 {
  margin-bottom: 18px;
  font-size: 0.9375rem;
  font-weight: 800;
}
.compare-col--before h3 { color: var(--ink-3); }
.compare-col--after h3 { color: var(--teal-700); }
.compare-col li {
  display: flex;
  gap: 9px;
  padding-block: 9px;
  color: var(--ink-2);
  font-size: 0.8438rem;
  line-height: 1.75;
}
.compare-col li + li { border-top: 1px dashed var(--line); }
.mark {
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  flex: 0 0 auto;
  border-radius: 50%;
  font-size: 0.6875rem;
  font-weight: 800;
  line-height: 1;
}
.mark--x { background: #F3E4E1; color: #9C3B2C; }
.mark--ok { background: var(--green-soft); color: var(--green); }

/* maker note */
.maker {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 26px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}
.maker-mark {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  border-radius: 12px;
  overflow: hidden;
}
.maker-mark img { width: 100%; height: 100%; object-fit: cover; }
.maker p {
  color: var(--ink-2);
  font-size: 0.8438rem;
  line-height: 1.85;
}

/* scope: what it is / is not */
.scope {
  background: var(--surface);
  border-block: 1px solid var(--line);
}
.scope-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 42px;
}
.scope-card {
  padding: clamp(22px, 2.6vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
}
.scope-card--yes {
  border-color: rgba(11, 107, 82, 0.28);
  background: linear-gradient(180deg, rgba(227, 242, 236, 0.55), rgba(255, 255, 255, 0.9));
}
.scope-card h3 {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
  font-size: 1.0625rem;
  font-weight: 800;
}
.scope-card h3 svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.scope-card--yes h3 { color: var(--green); }
.scope-card--no h3 { color: var(--ink-3); }
.scope-card ul li {
  position: relative;
  padding: 10px 16px 10px 0;
  color: var(--ink-2);
  font-size: 0.9063rem;
  line-height: 1.8;
}
.scope-card ul li + li { border-top: 1px dashed var(--line-strong); }
.scope-card ul li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 20px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}
.scope-card--no ul li::before { background: var(--ink-3); opacity: 0.55; }

/* ---------- how ---------- */

.how { background: var(--surface); border-block: 1px solid var(--line); }

.tabs {
  display: inline-flex;
  gap: 4px;
  margin-top: 34px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-2);
}
.tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  padding-inline: 20px;
  border-radius: 999px;
  color: var(--ink-2);
  font-size: 0.875rem;
  font-weight: 600;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease),
    box-shadow 0.2s var(--ease);
}
.tab svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.tab:hover { color: var(--ink); }
.tab.is-active {
  background: var(--surface);
  color: var(--teal-700);
  box-shadow: 0 4px 12px -6px rgba(11, 32, 40, 0.28);
}

.tab-panel { margin-top: 40px; }
.tab-panel[hidden] { display: none; }

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 26px;
}
.step {
  position: relative;
  padding-top: 24px;
  border-top: 1px solid var(--line-strong);
}
.step::before {
  content: "";
  position: absolute;
  top: -4.5px;
  inset-inline-start: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(10, 110, 134, 0.1);
}
.step-num {
  display: block;
  color: rgba(10, 110, 134, 0.22);
  font-size: 2.25rem;
  font-weight: 900;
  line-height: 1;
}
.step h3 { margin-top: 10px; font-size: 1.0625rem; font-weight: 800; }
.step p {
  margin-top: 8px;
  color: var(--ink-2);
  font-size: 0.875rem;
  line-height: 1.9;
}

/* ---------- features / bento ---------- */

.bento {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
  margin-top: 46px;
}
.bento-card {
  position: relative;
  grid-column: span 4;
  padding: clamp(22px, 2.4vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
}
.bento-card:hover {
  transform: translateY(-3px);
  border-color: rgba(10, 110, 134, 0.34);
  box-shadow: var(--shadow-md);
}
.bento-card--wide { grid-column: span 7; }
.bento-card:nth-child(2) { grid-column: span 5; }
.bento-card:nth-child(6) { grid-column: span 5; }
.bento-card:nth-child(7) { grid-column: span 7; }

.bento-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--teal-soft);
  color: var(--teal);
}
.bento-icon svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.bento-card h3 { margin-top: 18px; font-size: 1.0625rem; font-weight: 800; }
.bento-card p {
  margin-top: 9px;
  color: var(--ink-2);
  font-size: 0.9063rem;
  line-height: 1.9;
}

.escrow-mini {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  font-size: 0.75rem;
}
.escrow-chip {
  padding: 5px 10px;
  border: 1px dashed var(--line-strong);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--ink-3);
  font-weight: 600;
  white-space: nowrap;
}
.escrow-chip.is-done {
  border-style: solid;
  border-color: rgba(10, 110, 134, 0.4);
  background: var(--teal-soft);
  color: var(--teal-700);
}
.escrow-line {
  flex: 1;
  height: 1px;
  min-width: 12px;
  background: repeating-linear-gradient(
    to left,
    var(--line-strong) 0 5px,
    transparent 5px 10px
  );
}

.pulse-line { margin-top: 18px; }
.pulse-line svg {
  width: 100%;
  height: 54px;
  fill: none;
  stroke: var(--teal);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.55;
}
.is-in .pulse-line path {
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  animation: pulse-draw 2.4s var(--ease) forwards;
}
@keyframes pulse-draw {
  to { stroke-dashoffset: 0; }
}

/* ---------- safety (dark) ---------- */

.safety {
  position: relative;
  background: var(--teal-900);
  color: #D8E9EC;
  overflow: hidden;
}
.safety::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to left, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 88px 88px;
  -webkit-mask-image: radial-gradient(80% 80% at 30% 30%, #000, transparent 80%);
  mask-image: radial-gradient(80% 80% at 30% 30%, #000, transparent 80%);
  pointer-events: none;
}
.safety .wrap { position: relative; }
.safety .h2 { color: #fff; }
.safety .body { max-width: 40rem; color: #A9C3CA; margin-top: 20px; }
.eyebrow--light { color: #7DC6D6; }
.eyebrow--light .num {
  border-color: rgba(255, 255, 255, 0.22);
  color: #9FBBC2;
}

.safety-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: clamp(36px, 5vw, 72px);
  margin-top: 56px;
}

.mini-title {
  margin-bottom: 26px;
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 800;
}

.timeline-list { position: relative; }
.timeline-list li {
  position: relative;
  display: flex;
  gap: 16px;
  padding-bottom: 26px;
}
.timeline-list li:last-child { padding-bottom: 0; }
.timeline-list li::before {
  content: "";
  position: absolute;
  top: 16px;
  bottom: 0;
  inset-inline-start: 5px;
  width: 1px;
  background: rgba(255, 255, 255, 0.14);
}
.timeline-list li:last-child::before { display: none; }
.tl-dot {
  position: relative;
  z-index: 1;
  width: 11px;
  height: 11px;
  margin-top: 6px;
  flex: 0 0 auto;
  border-radius: 50%;
  border: 2px solid #4FB3C6;
  background: var(--teal-900);
}
.timeline-list li.is-end .tl-dot {
  background: #4FB3C6;
  box-shadow: 0 0 0 4px rgba(79, 179, 198, 0.16);
}
.timeline-list strong { display: block; color: #fff; font-size: 0.9375rem; font-weight: 700; }
.timeline-list span:not(.tl-dot) {
  display: block;
  margin-top: 4px;
  color: #9DB9C1;
  font-size: 0.8438rem;
  line-height: 1.8;
}

.verify-card {
  align-self: start;
  padding: clamp(22px, 2.6vw, 30px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.045);
}
.verify-card .mini-title { margin-bottom: 22px; }
.verify-list li {
  display: flex;
  gap: 12px;
  padding-block: 11px;
}
.verify-list li + li { border-top: 1px solid rgba(255, 255, 255, 0.08); }
.verify-tick {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: rgba(11, 107, 82, 0.34);
  color: #86DDBF;
  font-size: 0.6875rem;
  font-weight: 800;
}
.verify-list strong { display: block; color: #fff; font-size: 0.9063rem; font-weight: 700; }
.verify-list span:not(.verify-tick) {
  display: block;
  margin-top: 2px;
  color: #9DB9C1;
  font-size: 0.8125rem;
  line-height: 1.75;
}
.verify-note {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #8FAAB2;
  font-size: 0.75rem;
  line-height: 1.8;
}

/* ---------- companions ---------- */

.companions { background: var(--surface); border-block: 1px solid var(--line); }
.companions-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(36px, 5vw, 72px);
  align-items: center;
}
.companions .h2 { margin-bottom: 22px; }

.earn-list { margin-top: 28px; }
.earn-list li {
  display: flex;
  gap: 14px;
  padding-block: 14px;
}
.earn-list li + li { border-top: 1px solid var(--line); }
.earn-list svg {
  width: 20px;
  height: 20px;
  margin-top: 3px;
  flex: 0 0 auto;
  fill: none;
  stroke: var(--teal);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.earn-list strong { display: block; font-size: 0.9375rem; font-weight: 700; }
.earn-list span {
  display: block;
  margin-top: 2px;
  color: var(--ink-2);
  font-size: 0.8438rem;
  line-height: 1.8;
}

.calc {
  padding: clamp(24px, 2.8vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--paper);
  box-shadow: var(--shadow-md);
}
.calc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 26px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.calc-head h3 { font-size: 1.0625rem; font-weight: 800; }
.calc-badge {
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--ink-3);
  font-size: 0.6875rem;
  font-weight: 600;
}

.calc-field { margin-bottom: 22px; }
.calc-field label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--ink-2);
  font-size: 0.8125rem;
  font-weight: 600;
}
.calc-field output {
  min-width: 48px;
  color: var(--ink);
  font-size: 0.875rem;
  font-weight: 800;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.calc-field input[type='range'] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(
    to left,
    var(--teal) 0%,
    var(--teal) var(--fill, 50%),
    var(--line) var(--fill, 50%),
    var(--line) 100%
  );
  outline: none;
  cursor: pointer;
}
.calc-field input[type='range']::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 3px solid var(--teal);
  background: #fff;
  box-shadow: 0 2px 8px rgba(11, 32, 40, 0.2);
  cursor: grab;
  transition: transform 0.15s var(--ease);
}
.calc-field input[type='range']::-webkit-slider-thumb:active {
  transform: scale(1.12);
  cursor: grabbing;
}
.calc-field input[type='range']::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 3px solid var(--teal);
  background: #fff;
  cursor: grab;
}
.calc-field input[type='range']:focus-visible { outline-offset: 8px; }

.calc-result {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 26px;
  padding: 20px;
  border-radius: var(--radius);
  background: var(--teal);
  color: #fff;
}
.calc-result span { font-size: 0.75rem; opacity: 0.82; }
.calc-result strong {
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  font-weight: 900;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
}
.calc-result small { font-size: 0.6875rem; opacity: 0.75; }

.calc-note {
  margin-top: 14px;
  color: var(--ink-3);
  font-size: 0.75rem;
  line-height: 1.8;
}

/* ---------- faq ---------- */

.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.76fr) minmax(0, 1.24fr);
  gap: clamp(36px, 5vw, 72px);
  align-items: start;
}
.faq-intro { position: sticky; top: 110px; }
.faq-intro .body { margin-top: 18px; max-width: 22rem; }

.faq-item { border-top: 1px solid var(--line-strong); }
.faq-item:last-child { border-bottom: 1px solid var(--line-strong); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-block: 21px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  transition: color 0.2s var(--ease);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--teal-700); }

.faq-icon {
  position: relative;
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  transition: transform 0.28s var(--ease), border-color 0.2s var(--ease),
    background-color 0.2s var(--ease);
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  inset-block-start: 50%;
  inset-inline-start: 50%;
  background: var(--ink-2);
  transform: translate(-50%, -50%);
}
.faq-icon::before { width: 9px; height: 1.5px; }
.faq-icon::after { width: 1.5px; height: 9px; }
.faq-item[open] .faq-icon {
  transform: rotate(90deg);
  border-color: var(--teal);
  background: var(--teal-soft);
}
.faq-item[open] .faq-icon::before,
.faq-item[open] .faq-icon::after { background: var(--teal); }

.faq-body {
  padding-bottom: 24px;
  color: var(--ink-2);
  font-size: 0.9375rem;
  line-height: 1.95;
  max-width: 46rem;
}

/* ---------- download ---------- */

.download { padding-bottom: clamp(64px, 8vw, 104px); }

.download-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 32px;
  align-items: center;
  padding: clamp(30px, 5vw, 66px);
  border-radius: var(--radius-xl);
  background: radial-gradient(120% 140% at 85% 0%, #0B7E99 0%, #08485C 48%, #062A33 100%);
  color: #fff;
  overflow: hidden;
}
.download-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to left, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(70% 90% at 20% 50%, #000, transparent 80%);
  mask-image: radial-gradient(70% 90% at 20% 50%, #000, transparent 80%);
  pointer-events: none;
}
.download-copy { position: relative; }
.download-card .h2 { color: #fff; }
.download-card .body { max-width: 32rem; margin-top: 16px; color: #BBD3D9; }
.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}
.download-meta {
  margin-top: 18px;
  color: #8FB0B8;
  font-size: 0.75rem;
}

.download-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 260px;
}
.app-figure {
  position: relative;
  display: grid;
  place-items: center;
  width: min(330px, 100%);
  aspect-ratio: 1;
}
.app-figure-halo {
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(79, 179, 198, 0.28), transparent 65%);
  filter: blur(8px);
}
.app-figure-icon {
  position: relative;
  width: 148px;
  height: 148px;
  border-radius: 36px;
  overflow: hidden;
  box-shadow: 0 30px 60px -26px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.15);
  animation: floaty 8s ease-in-out infinite;
}
.app-figure-icon img { width: 100%; height: 100%; object-fit: cover; }

.app-chip {
  position: absolute;
  padding: 6px 12px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  color: #D6E9EC;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
}
.app-chip { z-index: 2; }
.app-chip--1 { top: 2%; left: 4%; }
.app-chip--2 { top: 38%; right: 0; animation-delay: -2s; }
.app-chip--3 { bottom: 4%; left: 14%; animation-delay: -4s; }
.app-chip--1,
.app-chip--2,
.app-chip--3 { animation: floaty 9s ease-in-out infinite; }

/* ---------- footer ---------- */

.footer {
  background: var(--surface);
  border-top: 1px solid var(--line);
  padding-top: clamp(48px, 6vw, 72px);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.8fr) minmax(0, 0.8fr) minmax(0, 1.1fr);
  gap: 32px;
  padding-bottom: 44px;
}
.footer-brand p {
  margin-top: 14px;
  color: var(--ink-2);
  font-size: 0.875rem;
  max-width: 20rem;
}
.footer-col { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.footer-col h4 {
  margin-bottom: 4px;
  color: var(--ink);
  font-size: 0.8125rem;
  font-weight: 800;
}
.footer-col a {
  color: var(--ink-2);
  font-size: 0.875rem;
  transition: color 0.18s var(--ease);
}
.footer-col a:hover { color: var(--teal-700); }
.footer-soon {
  color: var(--ink-3);
  font-size: 0.875rem;
}
.footer-note {
  color: var(--ink-3);
  font-size: 0.8125rem;
  line-height: 1.85;
  max-width: 20rem;
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-block: 20px;
  border-top: 1px solid var(--line);
  color: var(--ink-3);
  font-size: 0.75rem;
}

/* ---------- about page ---------- */

.about-hero {
  padding-block: clamp(40px, 5.5vw, 76px) clamp(48px, 6vw, 88px);
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(32px, 5vw, 68px);
  align-items: center;
}

.about-title {
  margin-bottom: 20px;
  font-size: clamp(2rem, 3.6vw, 3.1rem);
  font-weight: 900;
  line-height: 1.3;
  text-wrap: balance;
}

.about-lede {
  max-width: 36rem;
  color: var(--ink-2);
  font-size: 1.0625rem;
  line-height: 1.95;
}

.about-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.why-story { margin-top: 22px; }
.why-story .body + .body { margin-top: 14px; }

.person-card {
  padding: clamp(22px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-md);
}
.person-head {
  display: flex;
  align-items: center;
  gap: 14px;
}
.person-logo {
  width: 56px;
  height: 56px;
  flex: 0 0 auto;
  border-radius: 16px;
  overflow: hidden;
}
.person-logo img { width: 100%; height: 100%; object-fit: cover; }
.person-name { font-size: 1.0625rem; font-weight: 800; }
.person-role { margin-top: 2px; color: var(--ink-3); font-size: 0.8125rem; }
.person-note {
  margin-top: 18px;
  color: var(--ink-2);
  font-size: 0.875rem;
  line-height: 1.9;
}
.person-list {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.person-list li {
  display: flex;
  gap: 9px;
  padding-block: 6px;
  color: var(--ink-2);
  font-size: 0.8438rem;
  line-height: 1.8;
}
.person-list svg {
  width: 16px;
  height: 16px;
  margin-top: 3px;
  flex: 0 0 auto;
  fill: none;
  stroke: var(--green);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.timeline-card {
  align-self: start;
  padding: clamp(22px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface);
}
.timeline-card h3 { margin-bottom: 22px; font-size: 0.9375rem; font-weight: 800; }

.about-timeline {
  padding-inline-start: 20px;
  border-inline-start: 1px solid var(--line-strong);
}
.about-timeline li {
  position: relative;
  padding-bottom: 22px;
}
.about-timeline li:last-child { padding-bottom: 0; }
.about-timeline li::before {
  content: "";
  position: absolute;
  inset-inline-start: -25px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--teal);
  border: 2px solid var(--surface);
  box-shadow: 0 0 0 1px var(--teal);
}
.about-timeline li.is-next::before {
  background: var(--surface);
  box-shadow: 0 0 0 1px var(--line-strong);
}
.about-timeline .when { display: block; color: var(--ink-3); font-size: 0.6875rem; }
.about-timeline strong { display: block; margin-top: 2px; font-size: 0.9375rem; font-weight: 700; }
.about-timeline .note {
  display: block;
  margin-top: 3px;
  color: var(--ink-2);
  font-size: 0.8125rem;
  line-height: 1.8;
}

.timeline-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  color: var(--teal-700);
  font-size: 0.8125rem;
  font-weight: 600;
  transition: color 0.18s var(--ease);
}
.timeline-link:hover { color: var(--ink); }
.timeline-link svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.2s var(--ease);
}
.timeline-link:hover svg { transform: translateX(-3px); }

.closing-card { grid-template-columns: 1fr; }
.closing-card .download-copy { max-width: 44rem; }

/* ---------- reveal ---------- */

.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease) var(--d, 0s),
    transform 0.7s var(--ease) var(--d, 0s);
}
.js .reveal.is-in { opacity: 1; transform: none; }

/* ==========================================================================
   responsive
   ========================================================================== */

@media (max-width: 1080px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-join { display: none; }

  .nav-links {
    position: absolute;
    top: 100%;
    inset-inline: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 10px var(--gutter) 22px;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    box-shadow: 0 24px 40px -30px rgba(11, 32, 40, 0.4);
  }
  .nav.is-open .nav-links { display: flex; }
  .nav-links a {
    padding: 13px 12px;
    font-size: 0.9375rem;
    border-radius: 12px;
  }
}

@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-copy { max-width: 40rem; }
  .hero-visual {
    order: 2;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    max-width: 520px;
    margin-inline: auto;
  }
  .float-card {
    position: static;
    width: 100%;
    max-width: 320px;
    animation: none;
    box-shadow: var(--shadow-sm);
  }
  .float-card--shield { order: 2; }
  .float-card--rating { order: 3; }

  .principles-grid { grid-template-columns: repeat(2, 1fr); }
  .principle:nth-child(3) { border-inline-start: 0; }
  .principle:nth-child(n + 3) { border-top: 1px solid var(--line); }

  .why-grid,
  .safety-grid,
  .companions-grid,
  .faq-grid,
  .about-grid,
  .download-card { grid-template-columns: 1fr; }

  .faq-intro { position: static; }
  .compare { transform: none; }

  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px; }

  .bento-card,
  .bento-card--wide { grid-column: span 12; }
  .bento-card:nth-child(2),
  .bento-card:nth-child(6),
  .bento-card:nth-child(7) { grid-column: span 12; }

  .download-visual { min-height: 300px; }
  .download-card::before { display: none; }
}

@media (max-width: 640px) {
  :root { --section-y: clamp(56px, 11vw, 80px); }

  .nav-status {
    height: 38px;
    padding-inline: 10px;
    font-size: 0.75rem;
  }

  .hero { padding-top: 28px; }
  .hero-actions .btn { flex: 1 1 auto; }
  .trust-row { gap: 10px 16px; }
  .trust-row li { font-size: 0.75rem; }

  .display { font-size: clamp(2.1rem, 8vw, 2.9rem); }

  .device { transform: none; }

  .principles-grid { grid-template-columns: 1fr; }
  .principle { padding: 26px 20px; }
  .principle + .principle { border-inline-start: 0; border-top: 1px solid var(--line); }

  .compare { grid-template-columns: 1fr; }
  .compare-col--after {
    border-inline-start: 0;
    border-top: 1px solid var(--line);
  }

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

  .steps { grid-template-columns: 1fr; gap: 26px; }
  .tabs { width: 100%; }
  .tab { flex: 1; justify-content: center; padding-inline: 8px; }

  .scroll-progress { display: block; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand,
  .footer-col:last-child { grid-column: 1 / -1; }

  .download-actions .btn { flex: 1 1 100%; }
  .app-chip--1 { left: -6px; }
  .app-chip--2 { right: -6px; }
}

@media (max-width: 380px) {
  .brand-word { font-size: 1.15rem; }
  .device { width: 100%; }
  .float-card { font-size: 0.6875rem; padding: 8px 10px; }
}

/* ---------- motion / print ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .js .reveal { opacity: 1; transform: none; }
}

@media print {
  .nav,
  .grain,
  .scroll-progress,
  .float-card { display: none !important; }
  body { background: #fff; }
}