:root {
  --ink: #163458;
  --ink-strong: #0f2745;
  --muted: #637790;
  --muted-2: #8494a8;
  --line: rgba(33, 95, 169, 0.13);
  --line-strong: rgba(33, 95, 169, 0.2);
  --sky: #2189f6;
  --sky-dark: #0f63ca;
  --sky-soft: #e7f3ff;
  --sky-pale: #f4f9ff;
  --honey: #ffb32e;
  --honey-soft: #fff3cc;
  --bear: #c87a2d;
  --bear-dark: #7c4019;
  --mint: #2fc789;
  --lavender: #866ff2;
  --rose: #f47f79;
  --white: #ffffff;
  --surface: rgba(255, 255, 255, 0.84);
  --surface-soft: rgba(255, 255, 255, 0.62);
  --shadow-sm: 0 12px 30px rgba(42, 91, 151, 0.1);
  --shadow-md: 0 24px 60px rgba(42, 91, 151, 0.14);
  --shadow-lg: 0 42px 100px rgba(25, 83, 151, 0.19);
  --radius-sm: 18px;
  --radius-md: 26px;
  --radius-lg: 38px;
  --radius-xl: 52px;
  --shell: min(1180px, calc(100% - 40px));
  --header-height: 76px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
  scroll-padding-top: 104px;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 7%, rgba(33, 137, 246, 0.18), transparent 28%),
    radial-gradient(circle at 91% 8%, rgba(255, 179, 46, 0.14), transparent 24%),
    linear-gradient(180deg, #f9fcff 0%, #edf6ff 35%, #f9fbff 67%, #fffaf2 100%);
  font-family: ui-rounded, "SF Pro Rounded", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background-image: radial-gradient(rgba(26, 104, 194, 0.13) 0.8px, transparent 0.8px);
  background-size: 25px 25px;
  opacity: 0.34;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 80%);
}

body.menu-open {
  overflow: hidden;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

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

button {
  border: 0;
}

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

p,
h1,
h2,
h3,
h4 {
  overflow-wrap: break-word;
}

::selection {
  color: #fff;
  background: var(--sky);
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: 12px 16px;
  border-radius: 12px;
  color: #fff;
  background: var(--ink-strong);
  transform: translateY(-140%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: none;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 12px 0 10px;
  background: transparent;
}

/* Keep a single floating navigation capsule in its normal state at all times. */
.site-header::before {
  content: none;
}

.site-header.is-scrolled {
  padding: 12px 0 10px;
}

.site-header.is-scrolled::before {
  content: none;
}

.navbar {
  position: relative;
  isolation: isolate;
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 8px 9px 8px 13px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 999px;
  background:
    radial-gradient(circle at 14% -35%, rgba(255, 255, 255, 0.96), transparent 40%),
    radial-gradient(circle at 88% 140%, rgba(87, 175, 255, 0.20), transparent 46%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.68), rgba(246, 251, 255, 0.38) 48%, rgba(224, 242, 255, 0.30));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.98),
    inset 0 -1px 0 rgba(38, 111, 190, 0.08),
    inset 0 0 26px rgba(255, 255, 255, 0.24),
    0 18px 52px rgba(28, 86, 151, 0.14),
    0 4px 16px rgba(36, 106, 184, 0.08);
  backdrop-filter: blur(34px) saturate(195%) contrast(106%);
  -webkit-backdrop-filter: blur(34px) saturate(195%) contrast(106%);
}

.navbar::before,
.navbar::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.navbar::before {
  inset: 1px;
  z-index: 0;
  border-radius: inherit;
  background:
    linear-gradient(105deg, rgba(255, 255, 255, 0.52), rgba(255, 255, 255, 0.04) 37%, rgba(117, 194, 255, 0.16) 72%, rgba(255, 255, 255, 0.30)),
    radial-gradient(ellipse at 50% 0%, rgba(255, 255, 255, 0.62), transparent 58%);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.28),
    inset 18px 0 36px rgba(255, 255, 255, 0.10),
    inset -18px 0 36px rgba(92, 176, 255, 0.08);
}

.navbar::after {
  z-index: 1;
  top: -120%;
  left: -16%;
  width: 34%;
  height: 340%;
  border-radius: 50%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.62), transparent);
  filter: blur(14px);
  opacity: 0.44;
  transform: rotate(18deg);
  animation: navbar-liquid-glint 12s ease-in-out infinite alternate;
  mix-blend-mode: soft-light;
}

.navbar > * {
  position: relative;
  z-index: 2;
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .navbar {
    background: rgba(247, 251, 255, 0.96);
  }
}

@keyframes navbar-liquid-glint {
  0% { transform: translateX(0) rotate(18deg); opacity: 0.24; }
  48% { opacity: 0.48; }
  100% { transform: translateX(360%) rotate(18deg); opacity: 0.20; }
}

.brand {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 900;
  letter-spacing: -0.025em;
}

.brand__icon {
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  border-radius: 15px;
  object-fit: cover;
  box-shadow: 0 8px 20px rgba(27, 104, 190, 0.2);
}

.brand__text {
  min-width: 0;
  line-height: 1.05;
}

.brand__name {
  display: block;
  color: var(--ink-strong);
  font-size: 17px;
  font-weight: 900;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.brand__tagline {
  display: block;
  margin-top: 5px;
  color: #788ca4;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
  color: #4f6782;
  font-size: 14px;
  font-weight: 720;
}

.nav-links a {
  position: relative;
  padding: 12px 0;
  transition: color 0.2s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 7px;
  height: 2px;
  border-radius: 2px;
  background: var(--sky);
  transition: right 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--sky-dark);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  right: 0;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 50%;
  color: var(--ink);
  background: rgba(232, 244, 255, 0.9);
  cursor: pointer;
}

.menu-toggle svg {
  width: 21px;
  height: 21px;
}

.mobile-panel {
  display: none;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 18px;
  font-weight: 850;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.button svg {
  width: 19px;
  height: 19px;
  flex: 0 0 auto;
}

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

.button:active {
  transform: translateY(0);
}

.button:focus-visible,
.menu-toggle:focus-visible,
.faq-button:focus-visible,
.footer-link:focus-visible {
  outline: 3px solid rgba(33, 137, 246, 0.28);
  outline-offset: 3px;
}

.button--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--sky), #5badff);
  box-shadow: 0 16px 34px rgba(33, 137, 246, 0.28);
}

.button--primary:hover {
  box-shadow: 0 21px 44px rgba(33, 137, 246, 0.34);
}

.button--soft {
  color: #215c9f;
  border-color: rgba(33, 137, 246, 0.14);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9), 0 10px 26px rgba(41, 93, 154, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.button--soft:hover {
  background: #fff;
  border-color: rgba(33, 137, 246, 0.25);
}

.button--light {
  color: #1765bc;
  background: #fff;
  box-shadow: 0 16px 38px rgba(18, 77, 147, 0.25);
}

.button--small {
  min-height: 44px;
  padding-inline: 17px;
  border-radius: 999px;
  font-size: 13px;
}

.button[aria-disabled="true"] {
  cursor: not-allowed;
}

.hero {
  position: relative;
  min-height: 780px;
  display: flex;
  align-items: center;
  padding: 94px 0 70px;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  width: 690px;
  height: 690px;
  right: -320px;
  top: -220px;
  z-index: -2;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43, 145, 251, 0.22), rgba(43, 145, 251, 0.02) 68%, transparent 72%);
}

.hero::after {
  content: "";
  position: absolute;
  width: 380px;
  height: 380px;
  left: -220px;
  bottom: -170px;
  z-index: -2;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 182, 54, 0.18), transparent 72%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(520px, 1.04fr);
  align-items: center;
  gap: clamp(42px, 7vw, 92px);
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border: 1px solid rgba(33, 137, 246, 0.16);
  border-radius: 999px;
  color: #2569af;
  background: rgba(255, 255, 255, 0.75);
  box-shadow: var(--shadow-sm);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.eyebrow__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--honey);
  box-shadow: 0 0 0 5px rgba(255, 179, 46, 0.14);
}

.hero h1 {
  margin: 24px 0 22px;
  color: var(--ink-strong);
  font-size: clamp(48px, 4.8vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.06em;
}

.hero h1 span {
  background: linear-gradient(100deg, #1e6fc5 0%, #2494fa 52%, #5bb0ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  max-width: 650px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.85;
}

.hero-lead strong {
  color: #245a99;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin-top: 32px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 24px;
  color: #72869f;
  font-size: 12px;
  font-weight: 700;
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.hero-meta span::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #7bbcff;
}

.mascot-stage {
  position: relative;
  min-height: 630px;
  isolation: isolate;
}

.stage-halo {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 500px;
  height: 500px;
  z-index: -3;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background:
    radial-gradient(circle at 50% 44%, rgba(255, 255, 255, 0.98), rgba(223, 240, 255, 0.9) 45%, rgba(189, 222, 255, 0.44) 70%, transparent 72%);
  filter: drop-shadow(0 32px 60px rgba(37, 100, 176, 0.18));
}

.stage-ring {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 456px;
  height: 456px;
  z-index: -2;
  border: 1px dashed rgba(30, 124, 227, 0.22);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: slow-spin 38s linear infinite;
}

.stage-ring::before,
.stage-ring::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--honey);
  box-shadow: 0 0 0 7px rgba(255, 179, 46, 0.13);
}

.stage-ring::before {
  top: 42px;
  left: 62px;
}

.stage-ring::after {
  right: 32px;
  bottom: 86px;
  background: var(--sky);
  box-shadow: 0 0 0 7px rgba(33, 137, 246, 0.11);
}

.mascot-card {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(430px, 76%);
  aspect-ratio: 1;
  padding: 13px;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 34%;
  transform: translate(-50%, -50%) rotate(-2deg);
  background: rgba(255, 255, 255, 0.75);
  box-shadow:
    0 44px 86px rgba(35, 91, 159, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: mascot-float 6.8s ease-in-out infinite;
}

.mascot-card img {
  width: 100%;
  height: 100%;
  border-radius: 32%;
  object-fit: cover;
}

.speech-card {
  position: absolute;
  right: 4%;
  top: 11%;
  z-index: 4;
  padding: 15px 18px;
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 19px 19px 6px 19px;
  color: #255b96;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow-sm);
  font-size: 13px;
  font-weight: 850;
  animation: float-c 7.2s ease-in-out infinite;
}

.speech-card strong {
  display: block;
  color: var(--ink-strong);
  font-size: 17px;
  margin-bottom: 4px;
}

.stat-card {
  position: absolute;
  z-index: 3;
  min-width: 154px;
  padding: 17px 19px;
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 23px;
  color: #60748d;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.87), rgba(255, 255, 255, 0.56));
  box-shadow:
    0 20px 48px rgba(33, 90, 156, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
}

.stat-card strong {
  display: block;
  margin-bottom: 4px;
  color: #2168b6;
  font-size: 23px;
  line-height: 1;
  letter-spacing: -0.035em;
}

.stat-card span {
  font-size: 12px;
  font-weight: 750;
}

.stat-card--one {
  left: 0;
  top: 22%;
  animation: float-a 7s ease-in-out infinite;
}

.stat-card--two {
  left: 3%;
  bottom: 17%;
  animation: float-b 8.2s ease-in-out infinite;
}

.stat-card--three {
  right: 0;
  top: 44%;
  animation: float-a 7.8s ease-in-out -1.2s infinite;
}

.stat-card--four {
  right: 10%;
  bottom: 5%;
  animation: float-b 7.5s ease-in-out -2s infinite;
}

@keyframes mascot-float {
  0%, 100% { transform: translate(-50%, -50%) rotate(-2deg) translateY(0); }
  50% { transform: translate(-50%, -50%) rotate(1deg) translateY(-10px); }
}

@keyframes float-a {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-10px) rotate(1deg); }
}

@keyframes float-b {
  0%, 100% { transform: translateY(0) rotate(1deg); }
  50% { transform: translateY(9px) rotate(-1deg); }
}

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

@keyframes slow-spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.learning-strip {
  position: relative;
  z-index: 2;
  margin-top: -16px;
}

.learning-strip__inner {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.68);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
}

.learning-strip span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 15px;
  color: #456582;
  background: rgba(237, 247, 255, 0.72);
  font-size: 13px;
  font-weight: 800;
}

.learning-strip span:nth-child(2n) {
  background: rgba(255, 245, 213, 0.72);
}

section {
  padding: 104px 0;
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 52px;
  text-align: center;
}

.section-heading--left {
  max-width: 620px;
  margin-inline: 0;
  text-align: left;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #2673c6;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.section-kicker::before {
  content: "";
  width: 22px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--honey), var(--sky));
}

.section-heading h2,
.section-title {
  margin: 15px 0 16px;
  color: var(--ink-strong);
  font-size: clamp(35px, 4.6vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.05em;
}

.section-heading p,
.section-copy {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.82;
}

.learning-map {
  position: relative;
}

.learning-map::before {
  content: "";
  position: absolute;
  inset: 12% 0 auto;
  height: 520px;
  z-index: -2;
  background: radial-gradient(ellipse at center, rgba(66, 153, 247, 0.13), transparent 65%);
}

.map-layout {
  display: grid;
  grid-template-columns: minmax(270px, 0.8fr) minmax(0, 1.2fr);
  gap: 34px;
  align-items: stretch;
}

.map-intro {
  position: relative;
  min-height: 520px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 38px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: var(--radius-lg);
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 110% -10%, rgba(255, 255, 255, 0.23), transparent 33%),
    radial-gradient(circle at -10% 110%, rgba(255, 185, 55, 0.25), transparent 34%),
    linear-gradient(145deg, #1768c8, #2698ff 62%, #57b4ff);
  box-shadow: 0 30px 76px rgba(29, 103, 188, 0.28);
}

.map-intro::after {
  content: "ABC";
  position: absolute;
  right: -8px;
  bottom: -20px;
  color: rgba(255, 255, 255, 0.11);
  font-size: 116px;
  font-weight: 950;
  letter-spacing: -0.08em;
  transform: rotate(-8deg);
}

.map-intro h3 {
  max-width: 360px;
  margin: 0;
  font-size: clamp(31px, 4vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.045em;
}

.map-intro p {
  max-width: 390px;
  margin: 20px 0 0;
  color: rgba(239, 248, 255, 0.9);
  line-height: 1.78;
}

.map-note {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  padding: 11px 14px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.13);
  font-size: 12px;
  font-weight: 800;
  backdrop-filter: blur(12px);
}

.map-note::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ffe19b;
  box-shadow: 0 0 0 5px rgba(255, 225, 155, 0.16);
}

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

.map-card {
  position: relative;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 29px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.map-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.map-card::before {
  content: "";
  position: absolute;
  width: 130px;
  height: 130px;
  right: -36px;
  top: -40px;
  border-radius: 50%;
  background: var(--card-glow, rgba(33, 137, 246, 0.12));
}

.map-card__icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: var(--card-color, var(--sky));
  background: var(--card-soft, var(--sky-soft));
  font-size: 20px;
  font-weight: 950;
}

.map-card strong {
  display: block;
  color: var(--card-color, var(--sky));
  font-size: clamp(34px, 4vw, 48px);
  line-height: 1;
  letter-spacing: -0.055em;
}

.map-card h3 {
  margin: 11px 0 7px;
  color: var(--ink-strong);
  font-size: 20px;
}

.map-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.66;
}

.map-card--honey {
  --card-color: #d78312;
  --card-soft: #fff1cf;
  --card-glow: rgba(255, 179, 46, 0.14);
}

.map-card--purple {
  --card-color: #7057df;
  --card-soft: #eeeaff;
  --card-glow: rgba(134, 111, 242, 0.14);
}

.map-card--mint {
  --card-color: #159b68;
  --card-soft: #e2f8ef;
  --card-glow: rgba(47, 199, 137, 0.14);
}

.topic-cloud {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 11px;
  padding: 32px;
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.58);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.topic-cloud span {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 17px;
  border: 1px solid rgba(34, 103, 182, 0.1);
  border-radius: 999px;
  color: #486683;
  background: rgba(247, 251, 255, 0.88);
  box-shadow: 0 8px 20px rgba(44, 90, 144, 0.06);
  font-size: 13px;
  font-weight: 800;
}

.topic-cloud span:nth-child(3n + 2) {
  color: #946318;
  background: #fff9e8;
}

.topic-cloud span:nth-child(4n) {
  color: #6450bc;
  background: #f4f1ff;
}

.features {
  position: relative;
}

.features::before {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  left: -220px;
  top: 35%;
  z-index: -2;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 181, 56, 0.16), transparent 70%);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  position: relative;
  min-height: 330px;
  padding: 29px;
  border: 1px solid var(--line);
  border-radius: 28px;
  overflow: hidden;
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.95), rgba(239, 247, 255, 0.8));
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-7px);
  box-shadow: var(--shadow-md);
}

.feature-card::after {
  content: attr(data-no);
  position: absolute;
  right: 20px;
  top: 12px;
  color: rgba(31, 104, 184, 0.07);
  font-size: 62px;
  font-weight: 950;
  letter-spacing: -0.08em;
}

.feature-icon {
  position: relative;
  z-index: 2;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 19px;
  color: #fff;
  background: linear-gradient(135deg, #2088f5, #69b7ff);
  box-shadow: 0 14px 30px rgba(33, 137, 246, 0.22);
}

.feature-icon svg {
  width: 27px;
  height: 27px;
}

.feature-card:nth-child(2) .feature-icon {
  background: linear-gradient(135deg, #e99714, #ffc15a);
  box-shadow: 0 14px 30px rgba(232, 151, 20, 0.2);
}

.feature-card:nth-child(3) .feature-icon {
  background: linear-gradient(135deg, #755ee5, #a08fff);
  box-shadow: 0 14px 30px rgba(117, 94, 229, 0.2);
}

.feature-card:nth-child(4) .feature-icon {
  background: linear-gradient(135deg, #17a86f, #62d6a5);
  box-shadow: 0 14px 30px rgba(23, 168, 111, 0.2);
}

.feature-card h3 {
  margin: 62px 0 13px;
  color: var(--ink-strong);
  font-size: 21px;
  letter-spacing: -0.025em;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.78;
}

.method {
  position: relative;
}

.method-panel {
  display: grid;
  grid-template-columns: minmax(390px, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(42px, 7vw, 88px);
  align-items: center;
  padding: clamp(36px, 6vw, 70px);
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 6% 8%, rgba(67, 159, 255, 0.14), transparent 24%),
    radial-gradient(circle at 94% 88%, rgba(255, 184, 55, 0.13), transparent 26%),
    rgba(255, 255, 255, 0.69);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.phone-stage {
  position: relative;
  min-height: 590px;
  display: grid;
  place-items: center;
}

.phone-stage::before {
  content: "";
  position: absolute;
  width: 390px;
  height: 390px;
  z-index: -1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(44, 145, 247, 0.22), transparent 70%);
}

.phone {
  width: 310px;
  min-height: 565px;
  padding: 12px;
  border: 8px solid #17385c;
  border-radius: 48px;
  background: #17385c;
  box-shadow: 0 34px 70px rgba(20, 63, 111, 0.27);
  transform: rotate(-3deg);
}

.phone__screen {
  min-height: 541px;
  padding: 20px 17px;
  border-radius: 34px;
  overflow: hidden;
  background:
    radial-gradient(circle at 90% 8%, rgba(255, 184, 52, 0.18), transparent 24%),
    linear-gradient(180deg, #eff8ff, #fffdf8);
}

.phone__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #5b7088;
  font-size: 11px;
  font-weight: 800;
}

.phone__avatar {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 7px 16px rgba(31, 102, 182, 0.18);
}

.phone__progress {
  height: 7px;
  margin: 19px 0 17px;
  border-radius: 999px;
  background: #d8e9f8;
  overflow: hidden;
}

.phone__progress span {
  display: block;
  width: 64%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sky), #67b7ff);
}

.word-card {
  padding: 21px;
  border: 1px solid rgba(32, 112, 198, 0.11);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 15px 34px rgba(39, 96, 157, 0.1);
}

.word-card__label {
  color: #7f91a5;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.word-card h3 {
  margin: 9px 0 4px;
  color: #1f67b4;
  font-size: 36px;
  letter-spacing: -0.05em;
}

.word-card__phonetic {
  color: #7b8da1;
  font-size: 12px;
  font-weight: 700;
}

.word-card__meaning {
  margin-top: 18px;
  color: var(--ink-strong);
  font-weight: 850;
}

.word-card__example {
  margin: 12px 0 0;
  color: #65798f;
  font-size: 12px;
  line-height: 1.65;
}

.phone__chips {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}

.phone__chip {
  min-height: 72px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 14px;
  border-radius: 18px;
  color: #4e6b89;
  background: #e7f4ff;
  font-size: 11px;
  font-weight: 800;
}

.phone__chip strong {
  display: block;
  margin-bottom: 4px;
  color: #2369b3;
  font-size: 15px;
}

.phone__chip:nth-child(2) {
  background: #fff3d9;
}

.phone__chip:nth-child(2) strong {
  color: #bd7814;
}

.phone__button {
  min-height: 48px;
  display: grid;
  place-items: center;
  margin-top: 12px;
  border-radius: 16px;
  color: #fff;
  background: linear-gradient(135deg, var(--sky), #56afff);
  font-size: 13px;
  font-weight: 900;
  box-shadow: 0 12px 24px rgba(33, 137, 246, 0.22);
}

.phone-note {
  position: absolute;
  left: 1%;
  bottom: 17%;
  max-width: 150px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 19px;
  color: #56718e;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow-sm);
  font-size: 11px;
  font-weight: 760;
  line-height: 1.55;
  transform: rotate(-4deg);
}

.phone-note strong {
  display: block;
  margin-bottom: 3px;
  color: #1f68b5;
  font-size: 14px;
}

.method-copy h2 {
  margin: 14px 0 17px;
  color: var(--ink-strong);
  font-size: clamp(38px, 5vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.05em;
}

.method-copy > p {
  margin: 0;
  color: var(--muted);
  line-height: 1.82;
}

.steps {
  display: grid;
  gap: 13px;
  margin-top: 32px;
}

.step {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 16px;
  border: 1px solid rgba(32, 103, 181, 0.1);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.76);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.step:hover {
  transform: translateX(5px);
  border-color: rgba(32, 103, 181, 0.2);
  background: #fff;
}

.step__no {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #fff;
  background: linear-gradient(135deg, #2088f5, #64b8ff);
  font-size: 13px;
  font-weight: 950;
  box-shadow: 0 10px 22px rgba(33, 137, 246, 0.2);
}

.step:nth-child(2) .step__no {
  background: linear-gradient(135deg, #e89715, #ffc35d);
  box-shadow: 0 10px 22px rgba(232, 151, 21, 0.18);
}

.step:nth-child(3) .step__no {
  background: linear-gradient(135deg, #7259e1, #9e8cff);
  box-shadow: 0 10px 22px rgba(114, 89, 225, 0.18);
}

.step:nth-child(4) .step__no {
  background: linear-gradient(135deg, #18a870, #62d6a5);
  box-shadow: 0 10px 22px rgba(24, 168, 112, 0.18);
}

.step strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink-strong);
  font-size: 16px;
}

.step span {
  display: block;
  color: #74869b;
  font-size: 12px;
  line-height: 1.55;
}

.promise {
  position: relative;
  overflow: hidden;
}

.promise-card {
  position: relative;
  min-height: 440px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 60px;
  padding: clamp(42px, 6vw, 72px);
  border-radius: var(--radius-xl);
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 88% 12%, rgba(255, 255, 255, 0.18), transparent 26%),
    radial-gradient(circle at 4% 98%, rgba(255, 183, 54, 0.24), transparent 30%),
    linear-gradient(135deg, #164f9b, #1f82e4 54%, #49a9ff);
  box-shadow: 0 36px 90px rgba(24, 92, 172, 0.3);
}

.promise-card::after {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  right: -160px;
  bottom: -180px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 0 60px rgba(255, 255, 255, 0.04), 0 0 0 120px rgba(255, 255, 255, 0.025);
}

.promise-copy {
  position: relative;
  z-index: 2;
}

.promise-kicker {
  color: #d7ebff;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.promise h2 {
  margin: 14px 0 18px;
  font-size: clamp(38px, 5vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.promise p {
  max-width: 620px;
  margin: 0;
  color: rgba(235, 246, 255, 0.88);
  line-height: 1.8;
}

.promise-points {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 12px;
}

.promise-point {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 19px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.promise-point__check {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: #174f92;
  background: #fff;
  font-weight: 950;
}

.promise-point strong {
  display: block;
  font-size: 15px;
}

.promise-point span {
  display: block;
  margin-top: 3px;
  color: rgba(234, 245, 255, 0.78);
  font-size: 11px;
  line-height: 1.5;
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(250px, 0.72fr) minmax(0, 1.28fr);
  gap: 62px;
  align-items: start;
}

.faq-intro {
  position: sticky;
  top: 118px;
}

.faq-intro h2 {
  margin: 14px 0 16px;
  color: var(--ink-strong);
  font-size: clamp(37px, 5vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.05em;
}

.faq-intro p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.faq-list {
  display: grid;
  gap: 13px;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 30px rgba(42, 91, 151, 0.07);
  overflow: hidden;
}

.faq-button {
  width: 100%;
  min-height: 78px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 34px;
  gap: 20px;
  align-items: center;
  padding: 19px 22px;
  color: var(--ink-strong);
  background: transparent;
  text-align: left;
  font-size: 15px;
  font-weight: 850;
  cursor: pointer;
}

.faq-plus {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: #2875c6;
  background: var(--sky-soft);
  font-size: 21px;
  transition: transform 0.24s ease, background 0.24s ease;
}

.faq-button[aria-expanded="true"] .faq-plus {
  transform: rotate(45deg);
  background: #d9edff;
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.28s ease;
}

.faq-answer > div {
  overflow: hidden;
}

.faq-answer p {
  margin: 0;
  padding: 0 22px 22px;
  color: #687d94;
  font-size: 13px;
  line-height: 1.78;
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.download {
  padding-top: 82px;
}

.download-card {
  position: relative;
  min-height: 410px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 60px;
  align-items: center;
  padding: clamp(42px, 6vw, 70px);
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background:
    radial-gradient(circle at 83% 18%, rgba(255, 192, 75, 0.2), transparent 22%),
    radial-gradient(circle at 5% 100%, rgba(40, 148, 255, 0.17), transparent 30%),
    linear-gradient(140deg, #f8fcff, #e7f4ff 52%, #fff9ed);
  box-shadow: var(--shadow-lg);
}

.download-card::before {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  right: 18%;
  top: -210px;
  border-radius: 50%;
  border: 1px solid rgba(37, 119, 209, 0.1);
  box-shadow: 0 0 0 54px rgba(37, 119, 209, 0.04), 0 0 0 108px rgba(37, 119, 209, 0.025);
}

.download-copy {
  position: relative;
  z-index: 2;
}

.download-copy h2 {
  margin: 15px 0 17px;
  color: var(--ink-strong);
  font-size: clamp(38px, 5vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.download-copy p {
  max-width: 650px;
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.download-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 11px;
  margin: 24px 0 28px;
}

.download-meta span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 36px;
  padding: 0 13px;
  border: 1px solid rgba(34, 105, 183, 0.11);
  border-radius: 999px;
  color: #51708f;
  background: rgba(255, 255, 255, 0.78);
  font-size: 11px;
  font-weight: 800;
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.qr-card {
  position: relative;
  z-index: 2;
  width: min(300px, 100%);
  aspect-ratio: 1 / 1;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto auto;
  align-items: center;
  justify-items: center;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.88);
  border-radius: 38px;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 255, 255, 0.96), transparent 42%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.90), rgba(247, 252, 255, 0.72));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.98),
    0 26px 64px rgba(34, 89, 153, 0.16);
  text-align: center;
  backdrop-filter: blur(22px) saturate(170%);
  -webkit-backdrop-filter: blur(22px) saturate(170%);
}

.qr-frame {
  width: min(188px, 76%);
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  align-self: end;
  margin-bottom: 12px;
  padding: 10px;
  border: 1px solid rgba(32, 102, 181, 0.08);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 1),
    0 12px 28px rgba(36, 95, 162, 0.09);
}

.qr-frame img {
  width: 100%;
  height: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border-radius: 15px;
}

.qr-card strong {
  display: block;
  margin: 0;
  color: var(--ink-strong);
  font-size: 15px;
  line-height: 1.3;
}

.qr-card span {
  display: block;
  margin-top: 5px;
  color: #7a8da2;
  font-size: 10px;
  line-height: 1.45;
}

.site-footer {
  padding: 36px 0 46px;
  color: #71859b;
  font-size: 12px;
}

.footer-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 26px;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid rgba(34, 105, 183, 0.11);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-strong);
  font-weight: 900;
}

.footer-brand img {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  object-fit: cover;
}

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

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 17px;
}

.footer-link {
  color: #6d829a;
  background: transparent;
  cursor: pointer;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--sky-dark);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  z-index: 1000;
  max-width: min(520px, calc(100% - 32px));
  padding: 13px 17px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 15px;
  color: #fff;
  background: rgba(18, 47, 80, 0.95);
  box-shadow: 0 18px 48px rgba(15, 55, 104, 0.3);
  text-align: center;
  font-size: 13px;
  line-height: 1.5;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 24px);
  transition: opacity 0.22s ease, transform 0.22s ease;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }

/* Legal and utility pages */
.subpage {
  min-height: 100vh;
  background:
    radial-gradient(circle at 10% 4%, rgba(33, 137, 246, 0.14), transparent 26%),
    linear-gradient(180deg, #f8fcff, #f5f9ff 48%, #fffaf3);
}

.subpage-main {
  padding: 78px 0 110px;
}

.legal-shell {
  max-width: 860px;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #5f7892;
  font-size: 12px;
  font-weight: 760;
}

.breadcrumb:hover {
  color: var(--sky-dark);
}

.legal-hero {
  margin: 24px 0 30px;
  padding: clamp(32px, 6vw, 54px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 36px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(18px);
}

.legal-hero h1 {
  margin: 0 0 12px;
  color: var(--ink-strong);
  font-size: clamp(38px, 6vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.055em;
}

.legal-hero p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.template-notice {
  margin-top: 22px;
  padding: 15px 17px;
  border: 1px solid rgba(213, 137, 18, 0.2);
  border-radius: 17px;
  color: #815612;
  background: #fff8df;
  font-size: 12px;
  line-height: 1.65;
}

.legal-content {
  padding: clamp(28px, 5vw, 48px);
  border: 1px solid var(--line);
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-sm);
}

.legal-content section {
  padding: 0;
}

.legal-content section + section {
  margin-top: 34px;
  padding-top: 30px;
  border-top: 1px solid rgba(34, 104, 183, 0.1);
}

.legal-content h2 {
  margin: 0 0 13px;
  color: var(--ink-strong);
  font-size: 21px;
  letter-spacing: -0.02em;
}

.legal-content p,
.legal-content li {
  color: #62778e;
  font-size: 13px;
  line-height: 1.82;
}

.legal-content ul {
  margin: 12px 0 0;
  padding-left: 1.2em;
}

.not-found {
  min-height: calc(100vh - 170px);
  display: grid;
  place-items: center;
  padding: 70px 0;
}

.not-found-card {
  max-width: 680px;
  padding: 52px;
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 40px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.not-found-card img {
  width: 170px;
  height: 170px;
  margin: 0 auto 24px;
  border-radius: 48px;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

.not-found-card strong {
  display: block;
  color: var(--sky);
  font-size: 20px;
}

.not-found-card h1 {
  margin: 10px 0 14px;
  color: var(--ink-strong);
  font-size: clamp(38px, 7vw, 62px);
  letter-spacing: -0.055em;
}

.not-found-card p {
  margin: 0 auto 28px;
  color: var(--muted);
  line-height: 1.75;
}

@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(470px, 1.08fr);
    gap: 42px;
  }

  .mascot-stage {
    min-height: 590px;
  }

  .stage-halo {
    width: 450px;
    height: 450px;
  }

  .stage-ring {
    width: 420px;
    height: 420px;
  }

  .mascot-card {
    width: min(390px, 73%);
  }

  .stat-card {
    min-width: 140px;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-card {
    min-height: 280px;
  }

  .feature-card h3 {
    margin-top: 48px;
  }
}

@media (max-width: 960px) {
  :root {
    --shell: min(100% - 32px, 1180px);
  }

  .nav-links,
  .nav-download {
    display: none;
  }

  .menu-toggle {
    display: grid;
  }

  .mobile-panel {
    position: fixed;
    inset: 84px 16px auto;
    z-index: 99;
    display: grid;
    gap: 8px;
    padding: 14px;
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 24px;
    background: rgba(248, 252, 255, 0.96);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s ease;
    backdrop-filter: blur(22px) saturate(160%);
    -webkit-backdrop-filter: blur(22px) saturate(160%);
  }

  .mobile-panel.is-open {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .mobile-panel a,
  .mobile-panel button {
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 17px;
    border-radius: 15px;
    color: #456481;
    background: rgba(232, 244, 255, 0.65);
    font-size: 14px;
    font-weight: 820;
    cursor: pointer;
  }

  .mobile-panel button {
    color: #fff;
    background: linear-gradient(135deg, var(--sky), #5cb2ff);
  }

  .hero {
    min-height: auto;
    padding-top: 76px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .hero-copy {
    max-width: 760px;
    margin-inline: auto;
    text-align: center;
  }

  .eyebrow {
    margin-inline: auto;
  }

  .hero-lead {
    margin-inline: auto;
  }

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

  .mascot-stage {
    width: 100%;
    max-width: 720px;
    min-height: 610px;
    margin-inline: auto;
  }

  .learning-strip__inner {
    grid-template-columns: repeat(4, 1fr);
  }

  .learning-strip span:last-child {
    grid-column: span 2;
  }

  .map-layout {
    grid-template-columns: 1fr;
  }

  .map-intro {
    min-height: 390px;
  }

  .method-panel {
    grid-template-columns: 1fr;
  }

  .phone-stage {
    order: 2;
  }

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

  .method-copy .section-kicker {
    justify-content: center;
  }

  .method-copy > p {
    max-width: 690px;
    margin-inline: auto;
  }

  .steps {
    max-width: 720px;
    margin-inline: auto;
    margin-top: 32px;
    text-align: left;
  }

  .promise-card {
    grid-template-columns: 1fr;
    gap: 38px;
  }

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

  .promise-copy p {
    margin-inline: auto;
  }

  .promise-points {
    max-width: 680px;
    width: 100%;
    margin-inline: auto;
  }

  .faq-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .faq-intro {
    position: static;
    max-width: 720px;
    margin-inline: auto;
    text-align: center;
  }

  .faq-intro .section-kicker {
    justify-content: center;
  }

  .download-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .download-copy p {
    margin-inline: auto;
  }

  .download-meta,
  .download-actions {
    justify-content: center;
  }

  .qr-card {
    margin-inline: auto;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }
}

@media (max-width: 680px) {
  :root {
    --shell: min(100% - 24px, 1180px);
  }

  html {
    scroll-padding-top: 84px;
  }

  .site-header {
    padding: 8px 0;
  }

  .site-header.is-scrolled {
    padding: 8px 0;
  }

  .navbar {
    min-height: 56px;
    padding: 6px 7px 6px 9px;
    border-radius: 28px;
  }

  .brand__icon {
    width: 42px;
    height: 42px;
    border-radius: 14px;
  }

  .brand__name {
    font-size: 15px;
  }

  .brand__tagline {
    display: none;
  }

  .menu-toggle {
    width: 42px;
    height: 42px;
  }

  .mobile-panel {
    inset: 74px 12px auto;
  }

  .hero {
    padding: 58px 0 44px;
  }

  .hero h1 {
    margin-top: 20px;
    font-size: clamp(41px, 12.2vw, 54px);
  }

  .hero-lead {
    font-size: 15px;
    line-height: 1.78;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-meta {
    gap: 9px 13px;
  }

  .mascot-stage {
    min-height: 500px;
  }

  .stage-halo {
    width: 310px;
    height: 310px;
  }

  .stage-ring {
    width: 292px;
    height: 292px;
  }

  .stage-ring::before {
    top: 24px;
    left: 42px;
  }

  .stage-ring::after {
    right: 22px;
    bottom: 55px;
  }

  .mascot-card {
    width: 268px;
    padding: 8px;
    border-radius: 32%;
  }

  .speech-card {
    right: 2%;
    top: 3%;
    padding: 12px 14px;
    font-size: 11px;
  }

  .speech-card strong {
    font-size: 14px;
  }

  .stat-card {
    min-width: 0;
    width: calc(50% - 18px);
    padding: 14px 15px;
    border-radius: 19px;
  }

  .stat-card strong {
    font-size: 19px;
  }

  .stat-card span {
    font-size: 10px;
  }

  .stat-card--one {
    left: 0;
    top: 15%;
  }

  .stat-card--two {
    left: 0;
    bottom: 2%;
  }

  .stat-card--three {
    right: 0;
    top: 62%;
  }

  .stat-card--four {
    right: 0;
    bottom: 19%;
  }

  .learning-strip {
    margin-top: -4px;
  }

  .learning-strip__inner {
    grid-template-columns: repeat(2, 1fr);
    border-radius: 20px;
  }

  .learning-strip span,
  .learning-strip span:last-child {
    grid-column: auto;
  }

  .learning-strip span:last-child {
    grid-column: span 2;
  }

  section {
    padding: 76px 0;
  }

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

  .section-heading h2,
  .section-title {
    font-size: clamp(33px, 10.5vw, 46px);
  }

  .section-heading p,
  .section-copy {
    font-size: 14px;
  }

  .map-intro {
    min-height: 360px;
    padding: 28px;
    border-radius: 29px;
  }

  .map-intro h3 {
    font-size: 36px;
  }

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

  .map-card {
    min-height: 225px;
    padding: 25px;
  }

  .topic-cloud {
    padding: 22px 16px;
    border-radius: 24px;
  }

  .topic-cloud span {
    min-height: 40px;
    padding-inline: 14px;
    font-size: 12px;
  }

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

  .feature-card {
    min-height: 260px;
    padding: 25px;
  }

  .method-panel {
    padding: 30px 18px;
    border-radius: 32px;
  }

  .method-copy h2 {
    font-size: 40px;
  }

  .step {
    grid-template-columns: 43px minmax(0, 1fr);
    gap: 13px;
    padding: 14px;
  }

  .step__no {
    width: 43px;
    height: 43px;
  }

  .phone-stage {
    min-height: 520px;
  }

  .phone {
    width: 270px;
    min-height: 495px;
    border-width: 7px;
    border-radius: 42px;
  }

  .phone__screen {
    min-height: 467px;
    border-radius: 30px;
  }

  .word-card h3 {
    font-size: 31px;
  }

  .phone-note {
    left: -4px;
    bottom: 9%;
    max-width: 125px;
  }

  .promise-card,
  .download-card {
    padding: 35px 22px;
    border-radius: 32px;
  }

  .promise h2,
  .download-copy h2,
  .faq-intro h2 {
    font-size: 39px;
  }

  .faq-button {
    min-height: 70px;
    padding: 16px 17px;
  }

  .faq-answer p {
    padding: 0 17px 18px;
  }

  .download-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .download-actions .button {
    width: 100%;
  }

  .qr-card {
    width: min(286px, 100%);
    padding: 22px;
    border-radius: 34px;
  }

  .qr-frame {
    width: min(178px, 74%);
  }

  .footer-inner {
    gap: 18px;
  }

  .legal-hero,
  .legal-content,
  .not-found-card {
    border-radius: 28px;
  }

  .not-found-card {
    padding: 36px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}


/* Homepage refinement: animated learning universe, aligned numbers, completed promise grid. */
.learning-universe {
  position: relative;
  padding-top: 88px;
}

.learning-universe::before {
  content: "";
  position: absolute;
  inset: 4% 0 auto;
  height: 620px;
  z-index: -2;
  pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(73, 157, 247, 0.14), transparent 67%);
}

.learning-universe__heading {
  max-width: 900px;
  margin-bottom: 46px;
}

.learning-universe__heading h2 {
  white-space: nowrap;
}

.bubble-board {
  position: relative;
  min-height: 560px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 50px;
  overflow: hidden;
  isolation: isolate;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.88), rgba(236, 247, 255, 0.68)),
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.95), transparent 52%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.98),
    0 32px 82px rgba(35, 96, 164, 0.15);
  backdrop-filter: blur(22px) saturate(145%);
  -webkit-backdrop-filter: blur(22px) saturate(145%);
}

.bubble-board::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 49.75%, rgba(99, 158, 221, 0.045) 50%, transparent 50.25%),
    linear-gradient(transparent 49.75%, rgba(99, 158, 221, 0.04) 50%, transparent 50.25%);
  background-size: 98px 98px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.4), transparent 90%);
}

.bubble-board::after {
  content: "";
  position: absolute;
  left: 50%;
  top: -56%;
  width: 76%;
  aspect-ratio: 1;
  z-index: -2;
  border: 1px solid rgba(91, 159, 230, 0.08);
  border-radius: 50%;
  transform: translateX(-50%);
  box-shadow:
    0 0 0 70px rgba(91, 159, 230, 0.026),
    0 0 0 140px rgba(91, 159, 230, 0.018);
  pointer-events: none;
}

.bubble-glow {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(20px);
  opacity: 0.8;
  animation: learning-glow-drift 12s ease-in-out infinite alternate;
}

.bubble-glow--blue {
  left: -4%;
  top: 10%;
  width: 39%;
  height: 72%;
  background: radial-gradient(circle, rgba(45, 146, 255, 0.28), rgba(45, 146, 255, 0.08) 48%, transparent 72%);
}

.bubble-glow--purple {
  right: -5%;
  top: 10%;
  width: 36%;
  height: 66%;
  background: radial-gradient(circle, rgba(132, 104, 244, 0.23), rgba(132, 104, 244, 0.07) 48%, transparent 72%);
  animation-delay: -5s;
  animation-direction: alternate-reverse;
}

.bubble-glow--honey {
  left: 38%;
  bottom: -35%;
  width: 30%;
  height: 70%;
  background: radial-gradient(circle, rgba(255, 191, 58, 0.26), rgba(255, 191, 58, 0.08) 46%, transparent 72%);
  animation-delay: -8s;
}

.learning-bubbles {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.learning-bubble {
  --bubble-color: #32699f;
  --bubble-bg: rgba(247, 252, 255, 0.74);
  --bubble-line: rgba(103, 168, 227, 0.2);
  position: absolute;
  left: var(--x);
  top: var(--y);
  z-index: 2;
  min-width: 130px;
  min-height: 62px;
  display: inline-grid;
  place-items: center;
  padding: 0 26px;
  border: 1px solid var(--bubble-line);
  border-radius: 999px;
  color: var(--bubble-color);
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.89), var(--bubble-bg));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.98),
    0 18px 42px rgba(45, 100, 161, 0.12),
    0 0 34px color-mix(in srgb, var(--bubble-color) 11%, transparent);
  font-size: 18px;
  font-weight: 900;
  letter-spacing: -0.02em;
  white-space: nowrap;
  transform: translate(-50%, -50%) rotate(var(--tilt, 0deg));
  transform-origin: center;
  will-change: transform;
  animation: learning-bubble-float var(--duration, 8.5s) ease-in-out var(--delay, 0s) infinite;
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
}

.learning-bubble::before {
  content: "";
  position: absolute;
  inset: 4px 12px auto;
  height: 46%;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255,255,255,.78), transparent);
  pointer-events: none;
}

.learning-bubble:hover {
  z-index: 5;
  animation-play-state: paused;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 1),
    0 22px 48px rgba(40, 97, 160, 0.17),
    0 0 42px color-mix(in srgb, var(--bubble-color) 15%, transparent);
}

.bubble--large {
  min-width: 150px;
  min-height: 66px;
}

.bubble--small {
  min-width: 112px;
  min-height: 56px;
  font-size: 16px;
}

.bubble--blue {
  --bubble-color: #245e9e;
  --bubble-bg: rgba(224, 242, 255, 0.76);
  --bubble-line: rgba(75, 153, 226, 0.22);
}

.bubble--sky {
  --bubble-color: #356b9d;
  --bubble-bg: rgba(241, 249, 255, 0.8);
  --bubble-line: rgba(99, 159, 216, 0.18);
}

.bubble--purple {
  --bubble-color: #6250bd;
  --bubble-bg: rgba(239, 235, 255, 0.77);
  --bubble-line: rgba(131, 108, 237, 0.21);
}

.bubble--honey {
  --bubble-color: #9b6814;
  --bubble-bg: rgba(255, 246, 214, 0.86);
  --bubble-line: rgba(224, 165, 45, 0.2);
}

.bubble-spark {
  position: absolute;
  z-index: 3;
  color: #7fbcf7;
  font-size: 18px;
  opacity: 0.72;
  pointer-events: none;
  animation: bubble-spark-pulse 3.6s ease-in-out infinite;
}

.bubble-spark--one { left: 25%; top: 31%; }
.bubble-spark--two { right: 25%; top: 66%; color: #a68ff7; animation-delay: -1.2s; }
.bubble-spark--three { left: 58%; top: 16%; color: #ffc255; font-size: 24px; animation-delay: -2.1s; }

@keyframes learning-bubble-float {
  0%, 100% {
    transform: translate(-50%, -50%) translate3d(0, 0, 0) rotate(var(--tilt, 0deg));
  }
  50% {
    transform: translate(-50%, -50%) translate3d(var(--dx, 12px), var(--dy, -12px), 0) rotate(calc(var(--tilt, 0deg) + 1.4deg));
  }
}

@keyframes learning-glow-drift {
  0% { transform: translate3d(-2%, -1%, 0) scale(0.96); }
  100% { transform: translate3d(3%, 2%, 0) scale(1.05); }
}

@keyframes bubble-spark-pulse {
  0%, 100% { transform: scale(0.82) rotate(0deg); opacity: 0.36; }
  50% { transform: scale(1.18) rotate(12deg); opacity: 0.9; }
}

/* Keep feature numbers separate from icons so they never overlap. */
.feature-card {
  min-height: 320px;
}

.feature-card::after {
  content: none;
}

.feature-card__top {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.feature-number {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 18px;
  color: #fff;
  background: linear-gradient(135deg, #1881ef, #59b2ff);
  box-shadow: 0 14px 30px rgba(33, 137, 246, 0.23);
  font-size: 17px;
  font-weight: 950;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.03em;
  line-height: 1;
}

.feature-icon {
  width: 54px;
  height: 54px;
  border: 1px solid rgba(33, 137, 246, 0.14);
  border-radius: 18px;
  color: #247bd4;
  background: rgba(231, 244, 255, 0.9);
  box-shadow: none;
}

.feature-icon svg {
  width: 25px;
  height: 25px;
}

.feature-card:nth-child(2) .feature-number {
  background: linear-gradient(135deg, #e89410, #ffbe4b);
  box-shadow: 0 14px 30px rgba(232, 151, 20, 0.21);
}

.feature-card:nth-child(2) .feature-icon {
  border-color: rgba(232, 151, 20, 0.15);
  color: #cf7f08;
  background: rgba(255, 246, 218, 0.92);
  box-shadow: none;
}

.feature-card:nth-child(3) .feature-number {
  background: linear-gradient(135deg, #7055df, #9b87ff);
  box-shadow: 0 14px 30px rgba(114, 89, 225, 0.21);
}

.feature-card:nth-child(3) .feature-icon {
  border-color: rgba(114, 89, 225, 0.15);
  color: #7259df;
  background: rgba(239, 235, 255, 0.92);
  box-shadow: none;
}

.feature-card:nth-child(4) .feature-number {
  background: linear-gradient(135deg, #15a36c, #52cc9b);
  box-shadow: 0 14px 30px rgba(24, 168, 112, 0.21);
}

.feature-card:nth-child(4) .feature-icon {
  border-color: rgba(24, 168, 112, 0.15);
  color: #159666;
  background: rgba(228, 249, 240, 0.92);
  box-shadow: none;
}

.feature-card h3 {
  margin-top: 42px;
}

/* Make the four learning-step numbers crisp, centered, and consistent. */
.step {
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 17px;
  padding: 15px;
}

.step__no {
  position: relative;
  width: 54px;
  height: 54px;
  overflow: hidden;
  border-radius: 18px;
  font-size: 16px;
  font-weight: 950;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.035em;
  line-height: 1;
  isolation: isolate;
}

.step__no::after {
  content: "";
  position: absolute;
  inset: 2px 5px auto;
  height: 46%;
  z-index: -1;
  border-radius: 14px 14px 50% 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.34), transparent);
}

/* A complete 2 × 2 promise grid removes the unused right-side space. */
.promise-card {
  grid-template-columns: minmax(0, 1.02fr) minmax(500px, 0.98fr);
  gap: clamp(46px, 5vw, 72px);
}

.promise-points {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-self: stretch;
}

.promise-point {
  min-height: 132px;
  align-content: center;
  padding: 18px;
}

.promise-point__check {
  width: 44px;
  height: 44px;
  border-radius: 15px;
  font-size: 16px;
}

.promise-point strong {
  font-size: 16px;
}

.promise-point span {
  font-size: 12px;
}

@media (max-width: 1100px) {
  .learning-universe__heading h2 {
    white-space: normal;
  }

  .bubble-board {
    min-height: 540px;
  }

  .promise-card {
    grid-template-columns: 1fr;
  }

  .promise-points {
    max-width: none;
  }
}

@media (max-width: 680px) {
  .learning-universe {
    padding-top: 62px;
  }

  .learning-universe__heading {
    margin-bottom: 30px;
  }

  .bubble-board {
    min-height: 650px;
    border-radius: 32px;
  }

  .bubble-board::before {
    background-size: 72px 72px;
  }

  .bubble-board::after {
    top: -28%;
    width: 120%;
  }

  .bubble-glow--blue {
    left: -24%;
    top: 4%;
    width: 86%;
    height: 54%;
  }

  .bubble-glow--purple {
    right: -30%;
    top: 29%;
    width: 84%;
    height: 48%;
  }

  .bubble-glow--honey {
    left: 6%;
    bottom: -25%;
    width: 90%;
    height: 43%;
  }

  .learning-bubble {
    left: var(--mx, var(--x));
    top: var(--my, var(--y));
    min-width: 82px;
    min-height: 46px;
    padding: 0 14px;
    font-size: 14px;
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.98),
      0 12px 28px rgba(45, 100, 161, 0.12),
      0 0 24px color-mix(in srgb, var(--bubble-color) 9%, transparent);
  }

  .bubble--large {
    min-width: 92px;
    min-height: 50px;
  }

  .bubble--small {
    min-width: 76px;
    min-height: 43px;
    font-size: 13px;
  }

  .bubble-spark--one { left: 43%; top: 20%; }
  .bubble-spark--two { right: 8%; top: 66%; }
  .bubble-spark--three { left: 13%; top: 74%; }

  .feature-card {
    min-height: 248px;
  }

  .feature-card h3 {
    margin-top: 34px;
  }

  .feature-number,
  .feature-icon {
    width: 50px;
    height: 50px;
    border-radius: 16px;
  }

  .step {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 14px;
    padding: 14px;
  }

  .step__no {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    font-size: 15px;
  }

  .promise-points {
    grid-template-columns: 1fr;
  }

  .promise-point {
    min-height: 0;
  }
}


/* Final promise typography and icon polish. */
.promise h2 {
  font-size: clamp(40px, 3.5vw, 48px);
  white-space: nowrap;
}

.promise-point .promise-point__check {
  display: grid;
  place-items: center;
  margin-top: 0;
  color: #1765bc;
}

.promise-point .promise-point__check svg {
  width: 22px;
  height: 22px;
}

.promise-point:nth-child(2) .promise-point__check { color: #d8840d; }
.promise-point:nth-child(3) .promise-point__check { color: #6852cd; }
.promise-point:nth-child(4) .promise-point__check { color: #138c61; }

@media (max-width: 680px) {
  .promise h2 {
    font-size: 34px;
    line-height: 1.2;
    white-space: nowrap;
    letter-spacing: -0.045em;
  }
}

/* --------------------------------------------------------------------------
   Method section v2 — the device mockup has been removed. The four learning
   steps now use the same clear number-and-icon format as the feature cards.
   -------------------------------------------------------------------------- */
.method {
  position: relative;
}

.method::before,
.method::after {
  content: "";
  position: absolute;
  z-index: -2;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(2px);
}

.method::before {
  width: 360px;
  height: 360px;
  left: -190px;
  top: 12%;
  background: radial-gradient(circle, rgba(47, 146, 247, 0.14), transparent 70%);
}

.method::after {
  width: 320px;
  height: 320px;
  right: -170px;
  bottom: 3%;
  background: radial-gradient(circle, rgba(255, 184, 55, 0.14), transparent 70%);
}

.method-panel {
  position: relative;
  display: block;
  padding: clamp(44px, 5.5vw, 72px);
  border: 1px solid rgba(255, 255, 255, 0.88);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background:
    radial-gradient(circle at 4% 8%, rgba(67, 159, 255, 0.14), transparent 25%),
    radial-gradient(circle at 96% 92%, rgba(255, 184, 55, 0.13), transparent 27%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.84), rgba(239, 247, 255, 0.7));
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.method-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 49.8%, rgba(99, 158, 221, 0.035) 50%, transparent 50.2%),
    linear-gradient(transparent 49.8%, rgba(99, 158, 221, 0.03) 50%, transparent 50.2%);
  background-size: 90px 90px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.28), transparent 75%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.28), transparent 75%);
}

.method-copy {
  position: relative;
  z-index: 1;
  max-width: 790px;
  margin-inline: auto;
  text-align: center;
}

.method-copy .section-kicker {
  justify-content: center;
}

.method-copy h2 {
  margin: 14px 0 17px;
  color: var(--ink-strong);
  font-size: clamp(38px, 4.7vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.05em;
}

.method-copy > p {
  max-width: 720px;
  margin: 0 auto;
  color: var(--muted);
  line-height: 1.82;
}

.steps {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  max-width: none;
  margin: 44px 0 0;
  text-align: left;
}

.step {
  --step-accent: #2088f5;
  --step-accent-2: #64b8ff;
  --step-soft: rgba(231, 244, 255, 0.92);
  --step-border: rgba(33, 137, 246, 0.15);
  --step-shadow: rgba(33, 137, 246, 0.2);
  position: relative;
  min-width: 0;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  padding: 26px;
  border: 1px solid rgba(32, 103, 181, 0.1);
  border-radius: 28px;
  overflow: hidden;
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.97), rgba(243, 249, 255, 0.85));
  box-shadow: 0 22px 52px rgba(35, 91, 151, 0.11);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.step::after {
  content: "";
  position: absolute;
  width: 170px;
  height: 170px;
  right: -72px;
  bottom: -86px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--step-accent) 18%, transparent), transparent 70%);
  pointer-events: none;
}

.step:hover {
  transform: translateY(-7px);
  border-color: color-mix(in srgb, var(--step-accent) 22%, transparent);
  background: #fff;
  box-shadow: 0 28px 64px rgba(35, 91, 151, 0.16);
}

.step--orange {
  --step-accent: #e89410;
  --step-accent-2: #ffbe4b;
  --step-soft: rgba(255, 246, 218, 0.94);
  --step-border: rgba(232, 151, 20, 0.16);
  --step-shadow: rgba(232, 151, 20, 0.19);
}

.step--purple {
  --step-accent: #7055df;
  --step-accent-2: #9b87ff;
  --step-soft: rgba(239, 235, 255, 0.94);
  --step-border: rgba(114, 89, 225, 0.16);
  --step-shadow: rgba(114, 89, 225, 0.19);
}

.step--green {
  --step-accent: #15a36c;
  --step-accent-2: #52cc9b;
  --step-soft: rgba(228, 249, 240, 0.94);
  --step-border: rgba(24, 168, 112, 0.16);
  --step-shadow: rgba(24, 168, 112, 0.19);
}

.step__top {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 34px;
}

.step > .step__top > .step__no {
  position: relative;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  flex: 0 0 54px;
  overflow: hidden;
  border-radius: 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--step-accent), var(--step-accent-2));
  box-shadow: 0 14px 30px var(--step-shadow);
  font-size: 17px;
  font-weight: 950;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.03em;
  line-height: 1;
  isolation: isolate;
}

.step > .step__top > .step__no::after {
  content: none;
}

.step > .step__top > .step__icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  flex: 0 0 54px;
  border: 1px solid var(--step-border);
  border-radius: 18px;
  color: var(--step-accent);
  background: var(--step-soft);
  font-size: 0;
  line-height: 1;
}

.step > .step__top > .step__icon svg {
  width: 25px;
  height: 25px;
}

.step .step__eyebrow {
  position: relative;
  z-index: 1;
  width: fit-content;
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  margin-bottom: 14px;
  padding: 0 12px;
  border: 1px solid var(--step-border);
  border-radius: 999px;
  color: var(--step-accent);
  background: var(--step-soft);
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
}

.step > strong {
  position: relative;
  z-index: 1;
  display: block;
  margin: 0 0 11px;
  color: var(--ink-strong);
  font-size: 20px;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.step .step__description {
  position: relative;
  z-index: 1;
  display: block;
  margin: 0;
  color: #74869b;
  font-size: 13px;
  line-height: 1.72;
}

.step .step__outcome {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 22px;
  color: var(--step-accent);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.3;
}

.step .step__outcome::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--step-accent), var(--step-accent-2));
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--step-accent) 10%, transparent);
}

.method-summary {
  position: relative;
  z-index: 1;
  max-width: 760px;
  min-height: 58px;
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto 1fr auto;
  align-items: center;
  gap: 14px;
  margin: 30px auto 0;
  padding: 12px 22px;
  border: 1px solid rgba(33, 103, 181, 0.09);
  border-radius: 999px;
  color: #486986;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 14px 34px rgba(38, 91, 147, 0.08);
  font-size: 12px;
  font-weight: 900;
  text-align: center;
}

.method-summary i {
  position: relative;
  height: 1px;
  display: block;
  background: linear-gradient(90deg, rgba(61, 139, 223, 0.18), rgba(61, 139, 223, 0.52), rgba(61, 139, 223, 0.18));
}

.method-summary i::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 50%;
  width: 6px;
  height: 6px;
  border-top: 1.5px solid rgba(61, 139, 223, 0.7);
  border-right: 1.5px solid rgba(61, 139, 223, 0.7);
  transform: translateY(-50%) rotate(45deg);
}

@media (max-width: 1100px) {
  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .step {
    min-height: 290px;
  }
}

@media (max-width: 680px) {
  .method-panel {
    padding: 34px 18px 28px;
    border-radius: 32px;
  }

  .method-copy h2 {
    font-size: clamp(34px, 10.4vw, 43px);
  }

  .method-copy > p {
    font-size: 14px;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 32px;
  }

  .step {
    min-height: 270px;
    padding: 23px;
    border-radius: 24px;
  }

  .step__top {
    margin-bottom: 28px;
  }

  .step > .step__top > .step__no,
  .step > .step__top > .step__icon {
    width: 50px;
    height: 50px;
    flex-basis: 50px;
    border-radius: 16px;
  }

  .step > .step__top > .step__no {
    font-size: 16px;
  }

  .step > strong {
    font-size: 19px;
  }

  .method-summary {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    min-height: 0;
    padding: 12px;
    border-radius: 20px;
  }

  .method-summary i {
    display: none;
  }

  .method-summary span {
    min-height: 36px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: rgba(232, 244, 255, 0.68);
  }
}

/* Corporate footer and ICP registration */
.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 17px;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid rgba(34, 105, 183, 0.11);
}

.footer-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-company {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 5px 13px;
  color: #5e748d;
  font-size: 13px;
  line-height: 1.75;
  text-align: center;
}

.footer-company p {
  margin: 0;
}

.footer-icp {
  color: #58728f;
  font-weight: 700;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.footer-icp:hover {
  color: var(--sky-dark);
}

.footer-contact {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 5px 9px;
  margin: 0;
  color: #8294a8;
  font-size: 11px;
  font-style: normal;
  line-height: 1.75;
  text-align: center;
}

.footer-contact a {
  color: #7088a2;
  font-weight: 700;
  transition: color 0.2s ease;
}

.footer-contact a:hover {
  color: var(--sky-dark);
}

.footer-contact__divider {
  color: rgba(104, 130, 157, 0.5);
}

.legal-content a {
  color: var(--sky-dark);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: rgba(31, 133, 241, 0.28);
  text-underline-offset: 3px;
}

@media (max-width: 960px) {
  .footer-main {
    flex-direction: column;
    justify-content: center;
  }

  .footer-links {
    justify-content: center;
  }
}

@media (max-width: 680px) {
  .site-footer {
    padding-bottom: calc(34px + env(safe-area-inset-bottom));
  }

  .footer-inner {
    gap: 15px;
  }

  .footer-company {
    font-size: 11px;
    line-height: 1.7;
  }

  .footer-contact {
    display: grid;
    justify-items: center;
    gap: 3px;
  }

  .footer-contact__divider {
    display: none;
  }
}


/* Contact modal: details appear only after clicking “联系我们” */
.footer-contact-button {
  appearance: none;
  border: 0;
  padding: 0;
  background: transparent;
  font: inherit;
  cursor: pointer;
}

.contact-overlay {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: grid;
  place-items: center;
  padding: 24px;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease, visibility 0.24s ease;
}

.contact-overlay.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.contact-overlay__backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(15, 38, 67, 0.2);
  backdrop-filter: blur(10px) saturate(130%);
  -webkit-backdrop-filter: blur(10px) saturate(130%);
  cursor: default;
}

.contact-card {
  position: relative;
  width: min(560px, 100%);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 32px;
  padding: 28px;
  background:
    radial-gradient(circle at 14% 0%, rgba(255,255,255,.92), transparent 38%),
    linear-gradient(145deg, rgba(255,255,255,.76), rgba(234,245,255,.64));
  box-shadow:
    0 30px 80px rgba(22, 76, 130, 0.24),
    inset 0 1px 0 rgba(255,255,255,.9),
    inset 0 -1px 0 rgba(99,160,220,.12);
  backdrop-filter: blur(34px) saturate(165%);
  -webkit-backdrop-filter: blur(34px) saturate(165%);
  transform: translateY(18px) scale(.97);
  transition: transform .28s cubic-bezier(.2,.8,.2,1);
  outline: none;
}

.contact-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, rgba(255,255,255,.58), transparent 32%, rgba(120,190,255,.13) 72%, transparent);
}

.contact-overlay.is-open .contact-card {
  transform: translateY(0) scale(1);
}

.contact-card__head,
.contact-card__items {
  position: relative;
  z-index: 1;
}

.contact-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
}

.contact-card__eyebrow {
  display: block;
  margin-bottom: 5px;
  color: #6f8cab;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .18em;
}

.contact-card h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(26px, 4vw, 34px);
  line-height: 1.15;
}

.contact-card__close {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(73, 139, 207, .16);
  border-radius: 50%;
  color: #416987;
  background: rgba(255,255,255,.62);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 8px 22px rgba(49,110,169,.12);
  cursor: pointer;
}

.contact-card__close svg {
  width: 20px;
  height: 20px;
}

.contact-card__items {
  display: grid;
  gap: 12px;
}

.contact-item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 20px;
  align-items: center;
  gap: 14px;
  min-height: 82px;
  padding: 15px 17px;
  border: 1px solid rgba(83, 145, 206, .14);
  border-radius: 22px;
  color: inherit;
  background: rgba(255,255,255,.58);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 10px 30px rgba(52, 113, 174, .08);
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}

.contact-item:hover {
  transform: translateY(-2px);
  border-color: rgba(40, 139, 238, .28);
  background: rgba(255,255,255,.76);
}

.contact-item--address {
  grid-template-columns: 48px minmax(0, 1fr);
}

.contact-item__icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  color: #1579da;
  background: linear-gradient(145deg, rgba(220,240,255,.94), rgba(255,255,255,.82));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.95), 0 10px 24px rgba(37,126,211,.12);
}

.contact-item__icon svg {
  width: 23px;
  height: 23px;
}

.contact-item__copy {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.contact-item__copy small {
  color: #7d91a8;
  font-size: 12px;
  font-weight: 700;
}

.contact-item__copy strong {
  color: #244766;
  font-size: 15px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.contact-item__arrow {
  width: 19px;
  height: 19px;
  color: #7d9ab5;
}

body.contact-open {
  overflow: hidden;
}

@media (max-width: 680px) {
  .contact-overlay {
    align-items: end;
    padding: 14px;
  }

  .contact-card {
    width: 100%;
    border-radius: 28px;
    padding: 22px 18px calc(22px + env(safe-area-inset-bottom));
    transform: translateY(34px) scale(.985);
  }

  .contact-item {
    grid-template-columns: 44px minmax(0, 1fr) 18px;
    min-height: 76px;
    padding: 13px 14px;
    border-radius: 20px;
  }

  .contact-item--address {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .contact-item__icon {
    width: 44px;
    height: 44px;
    border-radius: 14px;
  }

  .contact-item__copy strong {
    font-size: 13px;
  }
}