:root {
  --ink: #09182b;
  --ink-soft: #48627e;
  --navy: #071424;
  --navy-2: #0c2340;
  --blue: #087df1;
  --blue-bright: #13a7ff;
  --blue-soft: #e8f4ff;
  --sky: #b8ddff;
  --line: #dce8f4;
  --paper: #ffffff;
  --canvas: #f5f9fd;
  --green: #1ba86e;
  --shadow: 0 22px 70px rgba(18, 54, 91, 0.13);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 17px;
  --max: 1160px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
}

a {
  color: var(--blue);
  text-underline-offset: 0.18em;
}

a:hover {
  color: #005fc8;
}

button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid rgba(8, 125, 241, 0.36);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 10px;
  left: 10px;
  padding: 10px 15px;
  transform: translateY(-150%);
  border-radius: 10px;
  background: var(--paper);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid rgba(220, 232, 244, 0.8);
  background: rgba(247, 251, 255, 0.87);
  backdrop-filter: blur(18px) saturate(150%);
}

.nav-shell {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 19px;
  font-weight: 760;
  letter-spacing: -0.02em;
  text-decoration: none;
  white-space: nowrap;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  object-fit: contain;
  transition: transform 320ms var(--ease-out), box-shadow 320ms var(--ease-out);
}

.brand:hover img {
  transform: rotate(-4deg) scale(1.06);
  box-shadow: 0 8px 18px rgba(8, 82, 184, 0.2);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 26px;
  font-size: 14px;
  font-weight: 650;
}

.nav-links a:not(.button) {
  position: relative;
  color: #304a65;
  text-decoration: none;
  white-space: nowrap;
  transition: color 180ms ease;
}

.nav-links a:not(.button)::after {
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 2px;
  border-radius: 999px;
  background: var(--blue);
  content: "";
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 260ms var(--ease-out);
}

.nav-links a:not(.button):hover,
.nav-links a:not(.button)[aria-current="page"] {
  color: var(--blue);
}

.nav-links a:not(.button):hover::after,
.nav-links a:not(.button)[aria-current="page"]::after {
  transform: scaleX(1);
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 19px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--blue);
  color: white;
  font-size: 15px;
  font-weight: 720;
  line-height: 1;
  text-decoration: none;
  box-shadow: 0 10px 26px rgba(8, 125, 241, 0.25);
  transition: transform 260ms var(--ease-out), box-shadow 260ms var(--ease-out), background 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
  background: #006edc;
  color: white;
  box-shadow: 0 14px 34px rgba(8, 125, 241, 0.32);
}

.button:active {
  transform: scale(0.97);
  transition-duration: 100ms;
}

.button span {
  transition: transform 260ms var(--ease-out);
}

.button:hover span {
  transform: translateX(3px);
}

.button.secondary {
  border-color: var(--line);
  background: var(--paper);
  color: var(--ink);
  box-shadow: none;
}

.button.secondary:hover {
  border-color: #bcd2e8;
  background: #fafdff;
  color: var(--blue);
}

.button.small {
  min-height: 40px;
  padding: 9px 16px;
  font-size: 14px;
}

.nav-links .button {
  border-color: rgba(255, 255, 255, 0.28);
  background: linear-gradient(145deg, #0a6fdf 0%, #0052b8 100%);
  color: white;
  text-shadow: 0 1px 1px rgba(0, 31, 78, 0.2);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.26), 0 10px 24px rgba(0, 82, 184, 0.3);
}

.nav-links .button:hover {
  background: linear-gradient(145deg, #0866cf 0%, #0049a6 100%);
  color: white;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.26), 0 14px 30px rgba(0, 73, 166, 0.36);
}

.nav-links .button:active {
  transform: scale(0.97);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 6px 16px rgba(0, 73, 166, 0.28);
  transition-duration: 100ms;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.09em;
  line-height: 1.35;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue-bright);
  box-shadow: 0 0 0 5px rgba(19, 167, 255, 0.12);
  content: "";
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 102px;
}

.hero::before {
  position: absolute;
  top: -280px;
  left: 53%;
  width: 720px;
  height: 720px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(38, 157, 255, 0.2), transparent 68%);
  content: "";
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(390px, 0.82fr);
  align-items: center;
  gap: clamp(48px, 8vw, 100px);
}

.hero-copy h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(52px, 6.4vw, 82px);
  font-weight: 790;
  letter-spacing: -0.058em;
  line-height: 0.98;
}

.hero-copy h1 span {
  color: var(--blue);
}

.hero-copy > * {
  animation: hero-copy-in 650ms var(--ease-out) both;
}

.hero-copy > :nth-child(1) {
  animation-delay: 60ms;
}

.hero-copy > :nth-child(2) {
  animation-delay: 130ms;
}

.hero-copy > :nth-child(3) {
  animation-delay: 200ms;
}

.hero-copy > :nth-child(4) {
  animation-delay: 270ms;
}

.hero-copy > :nth-child(5) {
  animation-delay: 340ms;
}

.hero-lede {
  max-width: 650px;
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: clamp(19px, 2vw, 22px);
  line-height: 1.52;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 34px;
}

.app-store-link {
  display: inline-flex;
  align-items: center;
  border-radius: 10px;
  line-height: 0;
  transition: transform 260ms var(--ease-out), filter 260ms var(--ease-out);
}

.app-store-link:hover {
  transform: translateY(-3px) scale(1.01);
  filter: drop-shadow(0 12px 18px rgba(7, 20, 36, 0.18));
}

.app-store-link:active {
  transform: scale(0.97);
  transition-duration: 100ms;
}

.app-store-link img {
  width: 174px;
  height: auto;
  display: block;
}

.microcopy {
  margin: 0;
  color: #667d95;
  font-size: 13px;
  line-height: 1.5;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 31px;
}

.trust-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: #3f5871;
  font-size: 13px;
  font-weight: 670;
  transition: transform 260ms var(--ease-out), border-color 260ms ease, background 260ms ease;
}

.trust-chip::before {
  color: var(--green);
  content: "✓";
  font-weight: 900;
}

.hero-visual {
  position: relative;
  min-height: 650px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: hero-visual-in 800ms 160ms var(--ease-out) both;
}

.hero-orbit {
  position: absolute;
  inset: 4% -10% 2%;
  border: 1px solid rgba(81, 160, 233, 0.25);
  border-radius: 50%;
  transform: rotate(-9deg);
  animation: orbit-breathe 6s ease-in-out infinite alternate;
}

.phone-frame {
  position: relative;
  z-index: 2;
  width: min(340px, 78vw);
  padding: 9px;
  border: 1px solid rgba(255, 255, 255, 0.56);
  border-radius: 44px;
  background: linear-gradient(145deg, #182942, #07111f);
  box-shadow: 0 40px 90px rgba(8, 31, 57, 0.29), inset 0 0 0 1px rgba(255, 255, 255, 0.12);
  transform: rotate(2.4deg);
  animation: phone-float 5.4s ease-in-out infinite alternate;
}

.phone-frame img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 35px;
  object-fit: contain;
}

.floating-note {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 17px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 19px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 18px 44px rgba(11, 49, 83, 0.18);
  color: #26435f;
  font-size: 14px;
  font-weight: 720;
  backdrop-filter: blur(15px);
}

.floating-note strong {
  display: block;
  color: var(--ink);
  font-size: 15px;
}

.floating-note span {
  display: block;
  color: #63809c;
  font-size: 12px;
  font-weight: 560;
}

.floating-note.top {
  top: 98px;
  right: -24px;
  animation: note-float-top 4.8s 300ms ease-in-out infinite alternate;
}

.floating-note.bottom {
  bottom: 90px;
  left: -54px;
  animation: note-float-bottom 5.6s ease-in-out infinite alternate;
}

.mini-icon {
  width: 39px;
  height: 39px;
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 12px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 19px;
}

.section {
  padding: 108px 0;
}

.section.white {
  background: var(--paper);
}

.section.dark {
  position: relative;
  overflow: hidden;
  background: var(--navy);
  color: white;
}

.section.dark::after {
  position: absolute;
  right: -180px;
  bottom: -280px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(8, 125, 241, 0.3), transparent 65%);
  content: "";
  pointer-events: none;
}

.section-heading {
  max-width: 730px;
  margin-bottom: 48px;
}

.section-heading.center {
  margin-inline: auto;
  text-align: center;
}

.section-heading h2,
.page-hero h1 {
  margin: 0;
  font-size: clamp(38px, 5vw, 62px);
  font-weight: 780;
  letter-spacing: -0.048em;
  line-height: 1.04;
}

.section-heading p,
.page-hero .lede {
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-size: 19px;
  line-height: 1.6;
}

.dark .section-heading p {
  color: #a9bed3;
}

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

.feature-card {
  min-height: 282px;
  grid-column: span 6;
  padding: 31px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, #fff, #f8fbff);
  box-shadow: 0 12px 38px rgba(38, 76, 113, 0.07);
  transition: transform 320ms var(--ease-out), border-color 260ms ease, box-shadow 320ms var(--ease-out);
}

.feature-card.wide {
  grid-column: span 7;
}

.feature-card.narrow {
  grid-column: span 5;
}

.feature-card h3 {
  margin: 22px 0 8px;
  font-size: 26px;
  letter-spacing: -0.028em;
  line-height: 1.15;
}

.feature-card p {
  margin: 0;
  color: var(--ink-soft);
}

.feature-icon,
.case-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 24px;
  font-weight: 760;
  transition: transform 320ms var(--ease-out), background 260ms ease;
}

.screenshot-stage {
  display: grid;
  grid-template-columns: 0.84fr 1.16fr;
  align-items: center;
  gap: clamp(40px, 8vw, 98px);
}

.screenshot-stack {
  position: relative;
  min-height: 690px;
}

.screen-card {
  position: absolute;
  width: min(310px, 72vw);
  padding: 8px;
  border-radius: 39px;
  background: #0b1728;
  box-shadow: 0 34px 80px rgba(0, 0, 0, 0.37);
  transition: transform 420ms var(--ease-out), box-shadow 420ms var(--ease-out);
}

.screen-card:first-child {
  z-index: 2;
  top: 0;
  left: 0;
  transform: rotate(-3deg);
}

.screen-card:last-child {
  z-index: 1;
  right: 0;
  bottom: 0;
  transform: rotate(5deg);
}

.screen-card img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 31px;
  object-fit: contain;
}

.check-list {
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  margin: 18px 0;
  padding-left: 34px;
  color: #c5d5e5;
}

.check-list li::before {
  position: absolute;
  top: 2px;
  left: 0;
  width: 23px;
  height: 23px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(19, 167, 255, 0.16);
  color: #63c5ff;
  content: "✓";
  font-size: 13px;
  font-weight: 900;
}

.step-grid,
.case-grid,
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.step,
.case-card,
.plan-card {
  padding: 29px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  transition: transform 320ms var(--ease-out), border-color 260ms ease, box-shadow 320ms var(--ease-out);
}

.step-number {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: white;
  font-size: 14px;
  font-weight: 800;
  transition: transform 320ms var(--ease-out), background 260ms ease;
}

.step h3,
.case-card h3,
.plan-card h3 {
  margin: 21px 0 9px;
  font-size: 23px;
  letter-spacing: -0.025em;
  line-height: 1.18;
}

.step p,
.case-card p,
.plan-card p {
  margin: 0;
  color: var(--ink-soft);
}

.case-grid {
  grid-template-columns: repeat(2, 1fr);
}

.case-card {
  min-height: 250px;
}

.case-card .example {
  margin-top: 22px;
  padding: 14px 16px;
  border-left: 3px solid var(--blue);
  border-radius: 0 13px 13px 0;
  background: var(--blue-soft);
  color: #2d5378;
  font-size: 14px;
  transition: transform 320ms var(--ease-out), background 260ms ease;
}

.plan-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 860px;
  margin-inline: auto;
}

.plan-card {
  position: relative;
  padding: 36px;
}

.plan-card.pro {
  border-color: #8cc9ff;
  background: linear-gradient(160deg, #f8fcff, #e8f4ff);
  box-shadow: 0 24px 65px rgba(8, 125, 241, 0.15);
}

.plan-label {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.plan-card.pro .plan-label {
  background: var(--blue);
  color: white;
}

.price {
  margin-top: 16px;
  font-size: 33px;
  font-weight: 780;
  letter-spacing: -0.04em;
}

.price span {
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 560;
  letter-spacing: 0;
}

.plan-list {
  margin: 25px 0 0;
  padding: 0;
  list-style: none;
}

.plan-list li {
  margin: 12px 0;
  color: #34506b;
}

.plan-list li::before {
  margin-right: 10px;
  color: var(--green);
  content: "✓";
  font-weight: 900;
}

.privacy-panel {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 60px;
  padding: clamp(34px, 6vw, 66px);
  border: 1px solid #b9d7f3;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, #edf7ff, #fff 58%);
  box-shadow: var(--shadow);
}

.privacy-mark {
  width: 110px;
  height: 110px;
  display: grid;
  place-items: center;
  margin-bottom: 25px;
  border-radius: 31px;
  background: var(--navy);
  color: #69c7ff;
  font-size: 50px;
  box-shadow: 0 20px 44px rgba(7, 20, 36, 0.2);
}

.privacy-panel h2 {
  margin: 0;
  font-size: clamp(35px, 4.8vw, 55px);
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.privacy-panel p {
  margin: 18px 0 0;
  color: var(--ink-soft);
}

.privacy-points {
  display: grid;
  gap: 13px;
}

.privacy-point {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 13px;
  padding: 17px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.82);
  transition: transform 300ms var(--ease-out), border-color 260ms ease, box-shadow 300ms var(--ease-out);
}

.privacy-point b {
  display: block;
  margin-bottom: 2px;
}

.privacy-point span {
  color: var(--ink-soft);
  font-size: 14px;
}

.faq-list {
  max-width: 850px;
  margin-inline: auto;
}

details {
  border-bottom: 1px solid var(--line);
  background: transparent;
}

summary {
  position: relative;
  padding: 22px 54px 22px 0;
  cursor: pointer;
  font-size: 19px;
  font-weight: 720;
  letter-spacing: -0.015em;
  list-style: none;
  transition: color 220ms ease;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  position: absolute;
  top: 22px;
  right: 8px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--blue-soft);
  color: var(--blue);
  content: "+";
  font-size: 19px;
  line-height: 1;
  transition: transform 300ms var(--ease-out), background 220ms ease;
}

details[open] summary::after {
  content: "−";
  transform: rotate(180deg);
}

details p {
  max-width: 760px;
  margin: -4px 0 24px;
  color: var(--ink-soft);
}

details[open] p {
  animation: faq-reveal 260ms var(--ease-out) both;
}

.final-cta {
  padding: 90px 0;
  background: var(--navy);
  color: white;
  text-align: center;
}

.final-cta h2 {
  max-width: 760px;
  margin: 0 auto;
  font-size: clamp(40px, 5.5vw, 67px);
  letter-spacing: -0.05em;
  line-height: 1.02;
}

.final-cta p {
  max-width: 630px;
  margin: 22px auto 28px;
  color: #afc3d7;
  font-size: 19px;
}

.final-cta .app-store-link {
  background: white;
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 94px 0 76px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(145deg, #f8fcff, #eaf5ff);
}

.page-hero::after {
  position: absolute;
  top: -240px;
  right: -140px;
  width: 580px;
  height: 580px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(8, 125, 241, 0.17), transparent 67%);
  content: "";
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  max-width: 850px;
}

.page-hero .lede {
  max-width: 730px;
}

.breadcrumb {
  margin: 0 0 22px;
  color: #688099;
  font-size: 13px;
  font-weight: 680;
}

.breadcrumb a {
  color: #52708f;
  text-decoration: none;
}

.content-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  align-items: start;
  gap: 70px;
}

.prose {
  min-width: 0;
}

.prose > :first-child {
  margin-top: 0;
}

.prose h2 {
  margin: 58px 0 15px;
  font-size: clamp(30px, 4vw, 42px);
  letter-spacing: -0.038em;
  line-height: 1.12;
}

.prose h3 {
  margin: 33px 0 10px;
  font-size: 23px;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.prose p,
.prose li {
  color: #3e5871;
}

.prose strong {
  color: var(--ink);
}

.prose ul,
.prose ol {
  padding-left: 1.35em;
}

.prose li {
  margin: 9px 0;
}

.prose .note,
.support-card {
  margin: 28px 0;
  padding: 22px;
  border: 1px solid #b9d9f7;
  border-radius: var(--radius-md);
  background: var(--blue-soft);
  color: #345676;
}

.prose .note strong,
.support-card strong {
  display: block;
  margin-bottom: 5px;
}

.toc {
  position: sticky;
  top: 98px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper);
}

.toc b {
  display: block;
  margin-bottom: 12px;
  font-size: 13px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.toc a {
  display: block;
  padding: 6px 0;
  color: #4b6884;
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: transform 220ms var(--ease-out), color 180ms ease;
}

.toc a:hover {
  color: var(--blue);
  transform: translateX(3px);
}

.guide-steps {
  margin: 30px 0;
  counter-reset: guide;
}

.guide-step {
  position: relative;
  margin: 18px 0;
  padding: 25px 25px 25px 78px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper);
  counter-increment: guide;
  transition: transform 320ms var(--ease-out), border-color 260ms ease, box-shadow 320ms var(--ease-out);
}

.guide-step::before {
  position: absolute;
  top: 24px;
  left: 23px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: white;
  content: counter(guide);
  font-size: 14px;
  font-weight: 800;
}

.guide-step h3 {
  margin: 0 0 6px;
}

.guide-step p {
  margin: 0;
}

.example-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin: 30px 0;
}

.example-card {
  padding: 23px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper);
  transition: transform 320ms var(--ease-out), border-color 260ms ease, box-shadow 320ms var(--ease-out);
}

.example-card h3 {
  margin-top: 0;
}

.example-card .phrase {
  margin-top: 15px;
  padding: 13px;
  border-radius: 12px;
  background: var(--blue-soft);
  color: #31587c;
  font-size: 14px;
}

.meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 11px 20px;
  margin-top: 26px;
  color: #688099;
  font-size: 14px;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 52px;
}

.support-card {
  margin: 0;
  padding: 28px;
  background: var(--paper);
  transition: transform 320ms var(--ease-out), border-color 260ms ease, box-shadow 320ms var(--ease-out);
}

.support-card h2 {
  margin: 13px 0 7px;
  font-size: 25px;
  letter-spacing: -0.025em;
}

.support-card p {
  margin: 0 0 18px;
}

.legal-meta {
  display: inline-flex;
  margin: 0 0 28px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: #617b94;
  font-size: 13px;
}

.site-footer {
  padding: 57px 0 28px;
  border-top: 1px solid var(--line);
  background: #f7fbff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 0.7fr);
  gap: 50px;
}

.footer-brand p {
  max-width: 330px;
  margin: 17px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.footer-col b {
  display: block;
  margin-bottom: 11px;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-col a {
  display: block;
  padding: 4px 0;
  color: #536e88;
  font-size: 14px;
  text-decoration: none;
  transition: transform 220ms var(--ease-out), color 180ms ease;
}

.footer-col a:hover {
  color: var(--blue);
  transform: translateX(3px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 48px;
  padding-top: 23px;
  border-top: 1px solid var(--line);
  color: #70879e;
  font-size: 13px;
}

.not-found {
  min-height: calc(100vh - 72px);
  display: grid;
  place-items: center;
  padding: 70px 0;
  text-align: center;
}

.not-found-mark {
  color: var(--blue);
  font-size: clamp(80px, 18vw, 170px);
  font-weight: 820;
  letter-spacing: -0.08em;
  line-height: 0.85;
}

.not-found h1 {
  margin: 27px 0 12px;
  font-size: clamp(35px, 6vw, 56px);
  letter-spacing: -0.045em;
}

.not-found p {
  max-width: 520px;
  margin: 0 auto 27px;
  color: var(--ink-soft);
}

@keyframes hero-copy-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-visual-in {
  from {
    opacity: 0;
    transform: translateY(24px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes phone-float {
  from {
    transform: translateY(0) rotate(2.4deg);
  }

  to {
    transform: translateY(-10px) rotate(1.7deg);
  }
}

@keyframes note-float-top {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    transform: translate3d(5px, -8px, 0);
  }
}

@keyframes note-float-bottom {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    transform: translate3d(-5px, 7px, 0);
  }
}

@keyframes orbit-breathe {
  from {
    opacity: 0.62;
  }

  to {
    opacity: 1;
  }
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes reveal-on-scroll {
  from {
    opacity: 0;
    translate: 0 24px;
  }

  to {
    opacity: 1;
    translate: 0 0;
  }
}

@media (hover: hover) and (pointer: fine) {
  .trust-chip:hover {
    transform: translateY(-2px);
    border-color: #b9d9f7;
    background: white;
  }

  .feature-card:hover,
  .step:hover,
  .case-card:hover,
  .plan-card:hover,
  .guide-step:hover,
  .example-card:hover,
  .support-card:hover {
    transform: translateY(-5px);
    border-color: #b9d9f7;
    box-shadow: 0 20px 48px rgba(38, 76, 113, 0.13);
  }

  .feature-card:hover .feature-icon,
  .case-card:hover .case-icon {
    transform: rotate(-4deg) scale(1.08);
    background: #d9efff;
  }

  .step:hover .step-number {
    transform: scale(1.08);
    background: var(--blue);
  }

  .case-card:hover .example {
    transform: translateX(4px);
    background: #def0ff;
  }

  .privacy-point:hover {
    transform: translateX(5px);
    border-color: #b9d9f7;
    box-shadow: 0 12px 28px rgba(38, 76, 113, 0.1);
  }

  .screen-card:first-child:hover {
    transform: translateY(-9px) rotate(-1.5deg);
    box-shadow: 0 42px 92px rgba(0, 0, 0, 0.45);
  }

  .screen-card:last-child:hover {
    transform: translateY(-9px) rotate(3.5deg);
    box-shadow: 0 42px 92px rgba(0, 0, 0, 0.45);
  }

  summary:hover {
    color: var(--blue);
  }

  summary:hover::after {
    background: #d9efff;
    transform: scale(1.08);
  }

  details[open] summary:hover::after {
    transform: rotate(180deg) scale(1.08);
  }
}

@supports (animation-timeline: view()) {
  .section-heading,
  .feature-card,
  .screenshot-stage,
  .step,
  .case-card,
  .plan-card,
  .privacy-panel,
  .faq-list,
  .final-cta .container {
    animation: reveal-on-scroll linear both;
    animation-timeline: view();
    animation-range: entry 8% cover 24%;
  }
}

@media (max-width: 960px) {
  .nav-links a:not(.button) {
    display: none;
  }

  .hero-grid,
  .screenshot-stage,
  .privacy-panel {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    text-align: center;
  }

  .hero-copy h1,
  .hero-lede {
    margin-inline: auto;
  }

  .hero-actions,
  .trust-row {
    justify-content: center;
  }

  .hero-visual {
    min-height: 620px;
  }

  .feature-card,
  .feature-card.wide,
  .feature-card.narrow {
    grid-column: span 12;
  }

  .screenshot-stage {
    gap: 70px;
  }

  .screenshot-stack {
    width: min(100%, 620px);
    margin-inline: auto;
  }

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

  .content-layout {
    grid-template-columns: 1fr;
    gap: 45px;
  }

  .toc {
    position: static;
    order: -1;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  body {
    font-size: 16px;
  }

  .container {
    width: min(calc(100% - 28px), var(--max));
  }

  .nav-shell {
    min-height: 64px;
  }

  .nav-links {
    gap: 10px;
  }

  .button.small {
    padding-inline: 14px;
  }

  .hero {
    padding: 66px 0 72px;
  }

  .hero-grid {
    gap: 38px;
  }

  .hero-copy h1 {
    font-size: clamp(47px, 14.4vw, 65px);
  }

  .hero-lede {
    font-size: 18px;
  }

  .hero-visual {
    min-height: 545px;
  }

  .phone-frame {
    width: min(290px, 76vw);
    border-radius: 38px;
  }

  .phone-frame img {
    border-radius: 30px;
  }

  .floating-note {
    padding: 11px 13px;
  }

  .floating-note.top {
    top: 54px;
    right: -8px;
  }

  .floating-note.bottom {
    bottom: 64px;
    left: -4px;
  }

  .mini-icon {
    width: 33px;
    height: 33px;
    font-size: 16px;
  }

  .section {
    padding: 76px 0;
  }

  .feature-card,
  .step,
  .case-card,
  .plan-card {
    padding: 24px;
  }

  .section-heading {
    margin-bottom: 34px;
  }

  .case-grid,
  .plan-grid,
  .support-grid,
  .example-grid {
    grid-template-columns: 1fr;
  }

  .screenshot-stack {
    min-height: 560px;
  }

  .screen-card {
    width: min(250px, 68vw);
  }

  .privacy-panel {
    gap: 38px;
    padding: 29px 22px;
  }

  .privacy-mark {
    width: 86px;
    height: 86px;
    border-radius: 25px;
    font-size: 39px;
  }

  .page-hero {
    padding: 69px 0 57px;
  }

  .guide-step {
    padding: 70px 21px 22px;
  }

  .guide-step::before {
    top: 20px;
    left: 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-delay: 0ms !important;
    animation-iteration-count: 1 !important;
  }

  .hero-copy > *,
  .hero-visual,
  .hero-orbit,
  .phone-frame,
  .floating-note,
  details[open] p,
  .section-heading,
  .feature-card,
  .screenshot-stage,
  .step,
  .case-card,
  .plan-card,
  .privacy-panel,
  .faq-list,
  .final-cta .container {
    animation: none !important;
    opacity: 1 !important;
    translate: none !important;
  }

  .button:hover,
  .app-store-link:hover,
  .brand:hover img,
  .trust-chip:hover,
  .feature-card:hover,
  .step:hover,
  .case-card:hover,
  .plan-card:hover,
  .guide-step:hover,
  .example-card:hover,
  .support-card:hover,
  .privacy-point:hover,
  .toc a:hover,
  .footer-col a:hover {
    transform: none !important;
  }

  .button:hover span,
  summary:hover::after {
    transform: none !important;
  }

  details[open] summary:hover::after {
    transform: rotate(180deg) !important;
  }

  .screen-card:first-child:hover {
    transform: rotate(-3deg) !important;
  }

  .screen-card:last-child:hover {
    transform: rotate(5deg) !important;
  }
}