:root {
  color-scheme: light;
  --ink: #19132a;
  --ink-soft: #302746;
  --muted: #5f556f;
  --muted-2: #756985;
  --purple: #7751df;
  --purple-deep: #532db4;
  --purple-mid: #9266f0;
  --purple-light: #cdb9ff;
  --purple-pale: #f3edff;
  --line: rgba(117, 81, 223, 0.16);
  --panel: rgba(255, 255, 255, 0.82);
  --shadow: 0 28px 80px rgba(61, 35, 125, 0.12);
  --radius: 8px;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 77% 28%, rgba(160, 124, 255, 0.22), rgba(160, 124, 255, 0) 34vw),
    radial-gradient(circle at 18% 68%, rgba(199, 181, 255, 0.22), rgba(199, 181, 255, 0) 30vw),
    linear-gradient(180deg, #fcfbff 0%, #f8f4ff 56%, #fcfbff 100%);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(126, 87, 220, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(126, 87, 220, 0.038) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, transparent, #000 28%, #000 78%, transparent);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(100deg, rgba(255, 255, 255, 0.92) 0 38%, rgba(255, 255, 255, 0.64) 55%, rgba(248, 242, 255, 0.38) 100%),
    radial-gradient(ellipse at 55% 88%, rgba(255, 255, 255, 0.86), rgba(255, 255, 255, 0) 42%);
}

a {
  color: inherit;
}

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20;
  transform: translateY(-160%);
  border-radius: var(--radius);
  padding: 10px 14px;
  color: white;
  background: var(--purple-deep);
  text-decoration: none;
}

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

.home-page {
  width: min(100%, 1720px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 32px clamp(24px, 5vw, 72px) 42px;
  overflow: hidden;
}

.site-header {
  min-height: 56px;
  display: grid;
  grid-template-columns: minmax(230px, 1fr) auto minmax(170px, 1fr);
  align-items: center;
  gap: 30px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  width: fit-content;
  text-decoration: none;
}

.brand-mark {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 28px;
  font-weight: 850;
  background: linear-gradient(145deg, #6e48dd 0%, #9f71f4 100%);
  box-shadow: 0 16px 34px rgba(111, 71, 220, 0.26);
}

.brand strong,
.brand small {
  display: block;
  letter-spacing: 0;
}

.brand strong {
  font-size: 24px;
  line-height: 1.05;
  font-weight: 850;
}

.brand small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(28px, 4vw, 66px);
}

.main-nav a,
.teacher-login,
.text-cta,
.record-link {
  position: relative;
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 750;
}

.main-nav a {
  padding: 12px 2px 16px;
  color: #453a59;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 3px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--purple-deep), var(--purple-mid));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

.main-nav a.active {
  color: var(--purple-deep);
}

.main-nav a.active::after,
.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  transform: scaleX(1);
}

.teacher-login {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  color: #665d76;
}

.hero {
  min-height: 660px;
  display: grid;
  grid-template-columns: minmax(560px, 0.9fr) minmax(520px, 1.1fr);
  align-items: center;
  gap: clamp(26px, 4vw, 76px);
  padding: clamp(64px, 8vw, 118px) 0 46px;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.kicker,
.section-kicker {
  margin: 0;
  color: var(--purple-deep);
  font-weight: 850;
  letter-spacing: 0.05em;
}

.kicker {
  margin-bottom: 26px;
  font-size: 18px;
}

.hero h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(44px, 4.15vw, 64px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: 0;
}

.hero h1 span {
  color: transparent;
  background: linear-gradient(92deg, var(--purple-deep), #8d5df1 54%, #b593ff);
  -webkit-background-clip: text;
  background-clip: text;
  white-space: nowrap;
}

.hero-lead {
  max-width: 620px;
  margin: 28px 0 42px;
  color: #625873;
  font-size: 22px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 28px;
}

.primary-cta,
.text-cta {
  min-height: 66px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  text-decoration: none;
  outline-offset: 4px;
}

.primary-cta {
  min-width: 274px;
  gap: 18px;
  padding: 0 24px 0 34px;
  color: #fff;
  font-size: 20px;
  font-weight: 850;
  background: linear-gradient(135deg, #865cf0 0%, #5e35d0 100%);
  box-shadow: 0 24px 52px rgba(107, 63, 211, 0.28);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.primary-cta i,
.text-cta i {
  width: 28px;
  height: 28px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
}

.primary-cta i {
  background: rgba(255, 255, 255, 0.94);
}

.primary-cta i::before,
.text-cta i::before,
.record-link::after,
.card-action::after {
  content: "";
  width: 8px;
  height: 8px;
  display: block;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
}

.primary-cta i::before {
  color: var(--purple-deep);
}

.primary-cta:hover,
.primary-cta:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 28px 62px rgba(107, 63, 211, 0.34);
}

.text-cta {
  gap: 12px;
  min-width: 156px;
  color: #5f5870;
  font-size: 17px;
  font-weight: 800;
}

.text-cta span {
  border-bottom: 1px solid rgba(95, 88, 112, 0.24);
  padding-bottom: 4px;
}

.text-cta i {
  width: 18px;
  height: 18px;
}

.text-cta i::before {
  width: 7px;
  height: 7px;
  color: currentColor;
}

.hero-visual {
  --planet-x: 0px;
  --planet-y: 0px;
  --inner-x: 0px;
  --inner-y: 0px;
  --middle-x: 0px;
  --middle-y: 0px;
  --outer-x: 0px;
  --outer-y: 0px;
  position: relative;
  min-height: 580px;
  isolation: isolate;
}

.visual-haze {
  position: absolute;
  pointer-events: none;
  border-radius: 999px;
  filter: blur(2px);
}

.visual-haze-a {
  width: 88%;
  height: 40%;
  left: 3%;
  top: 31%;
  background: radial-gradient(ellipse, rgba(136, 91, 232, 0.13), rgba(136, 91, 232, 0) 68%);
  transform: rotate(-9deg);
}

.visual-haze-b {
  width: 64%;
  height: 44%;
  right: 8%;
  top: 21%;
  background: radial-gradient(ellipse, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0) 68%);
}

.planet-shell {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 5;
  width: clamp(220px, 30vw, 386px);
  aspect-ratio: 1;
  transform: translate3d(calc(-50% + var(--planet-x)), calc(-50% + var(--planet-y)), 0);
  animation: planetFloat 7s ease-in-out infinite;
  transition: transform 420ms ease-out;
}

.planet-glow {
  position: absolute;
  inset: -6%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 48%, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0) 34%),
    radial-gradient(circle, rgba(137, 91, 240, 0.18), rgba(137, 91, 240, 0) 64%);
  animation: planetPulse 5.6s ease-in-out infinite;
}

.planet-image {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 20px 34px rgba(109, 72, 209, 0.17));
}

.planet-badge {
  position: absolute;
  left: 50%;
  bottom: 16%;
  z-index: 3;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: rgba(119, 81, 223, 0.58);
  font-size: 24px;
  font-weight: 900;
  background: rgba(255, 255, 255, 0.74);
  box-shadow:
    inset 0 0 0 1px rgba(119, 81, 223, 0.12),
    inset -8px -8px 16px rgba(117, 81, 223, 0.12),
    0 0 18px rgba(156, 118, 246, 0.2),
    0 14px 30px rgba(109, 72, 209, 0.12);
  transform: translateX(-50%);
  transform-style: preserve-3d;
  animation: badgeSpin 12s linear infinite, badgeGlow 4.8s ease-in-out infinite;
}

.planet-badge::before {
  content: "";
  position: absolute;
  inset: -12px;
  z-index: -1;
  border-radius: inherit;
  background: radial-gradient(circle, rgba(179, 150, 255, 0.36), rgba(179, 150, 255, 0));
  animation: badgeAura 4.8s ease-in-out infinite;
}

.planet-badge::after {
  content: "";
  position: absolute;
  left: 13px;
  top: 9px;
  width: 14px;
  height: 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  filter: blur(1px);
}

.orbit-layer {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  pointer-events: none;
  transition: transform 420ms ease-out;
}

.orbit-inner {
  --track-tilt: -7deg;
  width: min(57vw, 560px);
  height: min(20vw, 196px);
  transform: translate3d(calc(-50% + var(--inner-x)), calc(-50% + var(--inner-y)), 0);
}

.orbit-middle {
  --track-tilt: 11deg;
  width: min(76vw, 760px);
  height: min(31vw, 306px);
  transform: translate3d(calc(-50% + var(--middle-x)), calc(-50% + var(--middle-y)), 0);
}

.orbit-outer {
  --track-tilt: -13deg;
  width: min(88vw, 930px);
  height: min(38vw, 390px);
  transform: translate3d(calc(-50% + var(--outer-x)), calc(-50% + var(--outer-y)), 0);
}

.orbit-track {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 2px solid rgba(126, 80, 225, 0.16);
  border-radius: 50%;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.75),
    0 0 34px rgba(126, 80, 225, 0.08);
  transform: rotate(var(--track-tilt));
  transform-origin: center;
}

.orbit-inner .orbit-track {
  border-color: rgba(126, 80, 225, 0.34);
  border-width: 3px;
}

.orbit-middle .orbit-track {
  border-color: rgba(126, 80, 225, 0.22);
  border-width: 2px;
}

.orbit-outer .orbit-track {
  border-color: rgba(126, 80, 225, 0.12);
  border-width: 2px;
}

.orbit-label {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(105, 72, 195, 0.58);
  font-size: clamp(15px, 1.35vw, 22px);
  font-style: italic;
  font-weight: 780;
  text-transform: lowercase;
  white-space: nowrap;
  text-shadow: 0 5px 16px rgba(126, 80, 225, 0.14);
  animation: labelFloat 6.8s ease-in-out infinite;
}

.label-listen { left: 62%; top: 8%; }
.label-speak { left: 3%; top: 44%; animation-delay: -1.5s; }
.label-write { right: 20%; bottom: 2%; animation-delay: -3s; }
.label-read { right: 11%; top: 28%; animation-delay: -2.2s; }

.orbit-mover {
  --orbit-x: 0px;
  --orbit-y: 0px;
  position: absolute;
  left: 50%;
  top: 50%;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, #fff, #a16ef6 38%, #6d43d8 100%);
  box-shadow: 0 0 22px rgba(111, 71, 220, 0.46);
  transform: translate3d(calc(-50% + var(--orbit-x)), calc(-50% + var(--orbit-y)), 0);
  will-change: transform;
}

.orbit-mover::after {
  content: "";
  position: absolute;
  inset: -10px;
  border-radius: inherit;
  background: radial-gradient(circle, rgba(145, 101, 244, 0.26), rgba(145, 101, 244, 0));
}

.mover-b {
  width: 12px;
  height: 12px;
  opacity: 0.76;
}

.float-mark {
  position: absolute;
  z-index: 4;
  color: rgba(125, 84, 223, 0.22);
  font-weight: 900;
  animation: floatSoft 6s ease-in-out infinite;
}

.is-page-hidden .planet-image,
.is-page-hidden .planet-glow,
.is-page-hidden .planet-shell,
.is-page-hidden .orbit-label,
.is-page-hidden .float-mark {
  animation-play-state: paused;
}

.float-mark-a { left: 15%; top: 33%; font-size: 28px; animation-delay: -1s; }
.float-mark-b { right: 14%; top: 8%; font-size: 34px; animation-delay: -2s; }

.learning-panel {
  position: relative;
  z-index: 3;
  margin-top: 10px;
  padding: clamp(28px, 4vw, 44px);
  border: 1px solid rgba(123, 84, 223, 0.13);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(250, 247, 255, 0.82));
  box-shadow: var(--shadow);
}

.learning-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
  border-bottom: 1px solid rgba(123, 84, 223, 0.12);
  padding-bottom: 30px;
  margin-bottom: 22px;
}

.section-kicker {
  margin-bottom: 10px;
  color: #6f5a9c;
  font-size: 13px;
}

.learning-head h2,
.about-band h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(28px, 2.5vw, 38px);
  line-height: 1.25;
  font-weight: 900;
}

.learning-head p,
.about-band p {
  max-width: 680px;
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.record-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--purple-deep);
  font-size: 15px;
  white-space: nowrap;
}

.record-link::after {
  color: currentColor;
}

.learning-grid {
  display: grid;
  grid-template-columns: minmax(430px, 1.1fr) minmax(300px, 0.9fr) minmax(340px, 0.96fr);
  gap: 0;
}

.learning-card {
  min-height: 150px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 28px 26px;
  color: var(--ink);
  text-decoration: none;
  border-right: 1px solid rgba(123, 84, 223, 0.11);
}

.learning-card:last-child {
  border-right: 0;
}

.dictation-card {
  border: 1px solid rgba(123, 84, 223, 0.2);
  border-radius: var(--radius);
  background:
    linear-gradient(100deg, rgba(247, 242, 255, 0.95), rgba(255, 255, 255, 0.86)),
    repeating-linear-gradient(90deg, transparent 0 20px, rgba(125, 84, 223, 0.035) 20px 22px);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.dictation-card:hover,
.dictation-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(123, 84, 223, 0.34);
  box-shadow: 0 22px 46px rgba(78, 44, 161, 0.12);
}

.course-icon {
  width: 64px;
  height: 64px;
  position: relative;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(145deg, #a071f3, #6038ce);
  box-shadow: 0 16px 30px rgba(111, 71, 220, 0.2);
}

.course-icon::before,
.course-icon::after {
  content: "";
  position: absolute;
}

.icon-headset::before {
  width: 28px;
  height: 22px;
  border: 5px solid #fff;
  border-bottom: 0;
  border-radius: 28px 28px 0 0;
  top: 20px;
}

.icon-headset::after {
  width: 8px;
  height: 18px;
  border-radius: 999px;
  background: #fff;
  left: 19px;
  top: 34px;
  box-shadow: 18px 0 0 #fff;
}

.icon-mic {
  background: linear-gradient(145deg, #73a7ff, #6843d6);
}

.icon-mic::before {
  width: 18px;
  height: 30px;
  border-radius: 999px;
  background: #fff;
  top: 14px;
}

.icon-mic::after {
  width: 28px;
  height: 24px;
  border: 4px solid #fff;
  border-top: 0;
  border-radius: 0 0 22px 22px;
  top: 27px;
}

.icon-book::before {
  width: 30px;
  height: 28px;
  border: 4px solid #fff;
  border-radius: 5px 5px 3px 3px;
  transform: skewY(-5deg);
}

.icon-book::after {
  width: 4px;
  height: 34px;
  border-radius: 999px;
  background: #fff;
}

.card-content {
  display: grid;
  gap: 7px;
}

.card-content strong {
  font-size: 25px;
  line-height: 1.2;
  font-weight: 900;
  white-space: nowrap;
}

.card-content small {
  color: var(--muted);
  font-size: 16px;
}

.mini-progress {
  width: min(190px, 24vw);
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e8def7;
}

.mini-progress i {
  display: block;
  width: 58%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--purple-deep), var(--purple-mid));
}

.card-action,
.coming-soon {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 850;
}

.card-action {
  min-width: 112px;
  min-height: 44px;
  border-radius: var(--radius);
  padding: 0 18px;
  color: #fff;
  background: linear-gradient(135deg, #8158ea, #5d36ce);
  white-space: nowrap;
}

.card-action::after {
  width: 7px;
  height: 7px;
}

.coming-soon {
  border-radius: 999px;
  padding: 8px 13px;
  color: #6f5a9c;
  background: #f0e8ff;
  font-size: 13px;
  white-space: nowrap;
}

.disabled-card {
  opacity: 0.76;
}

.disabled-card .course-icon {
  width: 58px;
  height: 58px;
  box-shadow: none;
}

.about-band {
  max-width: 860px;
  margin: 54px 0 0;
  padding: 0 0 34px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
}

.is-loaded [data-reveal] {
  animation: revealUp 780ms cubic-bezier(0.2, 0.85, 0.2, 1) forwards;
  animation-delay: var(--delay, 0ms);
}

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

@keyframes planetPulse {
  0%, 100% { opacity: 0.7; transform: scale(0.97); }
  50% { opacity: 1; transform: scale(1.04); }
}

@keyframes planetFloat {
  0%, 100% {
    transform: translate3d(calc(-50% + var(--planet-x)), calc(-50% + var(--planet-y) - 2px), 0);
  }
  50% {
    transform: translate3d(calc(-50% + var(--planet-x)), calc(-50% + var(--planet-y) + 4px), 0);
  }
}

@keyframes labelFloat {
  0%, 100% { transform: translate3d(0, 0, 0); opacity: 0.74; }
  50% { transform: translate3d(0, -4px, 0); opacity: 0.95; }
}

@keyframes badgeSpin {
  from { transform: translateX(-50%) rotateY(0deg); }
  to { transform: translateX(-50%) rotateY(360deg); }
}

@keyframes badgeGlow {
  0%, 100% {
    box-shadow:
      inset 0 0 0 1px rgba(119, 81, 223, 0.12),
      inset -8px -8px 16px rgba(117, 81, 223, 0.12),
      0 0 18px rgba(156, 118, 246, 0.2),
      0 14px 30px rgba(109, 72, 209, 0.12);
  }
  50% {
    box-shadow:
      inset 0 0 0 1px rgba(119, 81, 223, 0.16),
      inset -8px -8px 18px rgba(117, 81, 223, 0.16),
      0 0 26px rgba(156, 118, 246, 0.3),
      0 14px 34px rgba(109, 72, 209, 0.15);
  }
}

@keyframes badgeAura {
  0%, 100% { opacity: 0.52; transform: scale(0.96); }
  50% { opacity: 0.82; transform: scale(1.04); }
}

@keyframes floatSoft {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(0, -12px, 0); }
}

@media (max-width: 1120px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .main-nav {
    order: 3;
    grid-column: 1 / -1;
    justify-content: flex-start;
    gap: 30px;
    margin-top: 10px;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 62px;
  }

  .hero-copy {
    max-width: 790px;
  }

  .hero-visual {
    min-height: 470px;
    margin-top: -12px;
  }

  .learning-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .learning-card {
    border: 1px solid rgba(123, 84, 223, 0.14);
    border-radius: var(--radius);
  }
}

@media (max-width: 767px) {
  body {
    background:
      radial-gradient(circle at 52% 20%, rgba(160, 124, 255, 0.2), rgba(160, 124, 255, 0) 70vw),
      linear-gradient(180deg, #fcfbff 0%, #f7f2ff 58%, #fcfbff 100%);
  }

  body::before {
    background-size: 46px 46px;
    opacity: 0.7;
  }

  .home-page {
    padding: 20px 18px 30px;
  }

  .site-header {
    min-height: 0;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px 18px;
  }

  .brand {
    flex: 1 1 auto;
  }

  .brand-mark {
    width: 44px;
    height: 44px;
    border-radius: 13px;
    font-size: 24px;
  }

  .brand strong {
    font-size: 20px;
  }

  .brand small {
    font-size: 12px;
  }

  .teacher-login {
    margin-left: auto;
    font-size: 14px;
  }

  .main-nav {
    width: 100%;
    order: 3;
    gap: 24px;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .main-nav::-webkit-scrollbar {
    display: none;
  }

  .main-nav a {
    flex: 0 0 auto;
    padding-bottom: 12px;
    font-size: 15px;
  }

  .hero {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 54px 0 24px;
  }

  .kicker {
    margin-bottom: 18px;
    font-size: 15px;
  }

  .hero h1 {
    font-size: clamp(39px, 12vw, 50px);
    line-height: 1.18;
  }

  .hero-lead {
    margin: 22px 0 28px;
    font-size: 17px;
    line-height: 1.72;
  }

  .hero-actions {
    gap: 16px;
  }

  .primary-cta {
    min-width: 100%;
    min-height: 58px;
    font-size: 18px;
  }

  .text-cta {
    min-height: 42px;
  }

  .hero-visual {
    width: 100%;
    min-height: 320px;
    margin-top: 2px;
    overflow: visible;
  }

  .planet-shell {
    width: min(66vw, 280px);
  }

  .planet-badge {
    width: 42px;
    height: 42px;
    font-size: 19px;
  }

  .orbit-inner {
    width: min(82vw, 320px);
    height: min(29vw, 112px);
  }

  .orbit-middle {
    width: min(92vw, 350px);
    height: min(36vw, 138px);
  }

  .orbit-outer {
    display: none;
  }

  .orbit-layer .mover-b,
  .label-write,
  .float-mark-b {
    display: none;
  }

  .orbit-mover {
    width: 13px;
    height: 13px;
  }

  .orbit-label {
    font-size: 14px;
  }

  .label-speak {
    left: 7%;
    top: 45%;
  }

  .label-listen {
    left: 56%;
    top: 6%;
  }

  .learning-panel {
    margin-top: 8px;
    padding: 22px 18px;
  }

  .learning-head {
    display: grid;
    gap: 14px;
    padding-bottom: 22px;
  }

  .learning-head h2,
  .about-band h2 {
    font-size: 29px;
  }

  .record-link {
    width: fit-content;
  }

  .learning-card {
    grid-template-columns: auto 1fr;
    gap: 15px;
    min-height: 132px;
    padding: 22px 18px;
  }

  .course-icon {
    width: 54px;
    height: 54px;
  }

  .card-content strong {
    font-size: 21px;
    white-space: normal;
  }

  .card-content small {
    font-size: 14px;
  }

  .card-action,
  .coming-soon {
    grid-column: 2;
    justify-self: start;
  }

  .mini-progress {
    width: 100%;
  }

  .about-band {
    margin-top: 38px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .planet-shell,
  .orbit-layer {
    transform: translate3d(-50%, -50%, 0);
  }

  .orbit-inner {
    transform: translate3d(-50%, -50%, 0);
  }

  .orbit-middle {
    transform: translate3d(-50%, -50%, 0);
  }

  .orbit-outer {
    transform: translate3d(-50%, -50%, 0);
  }
}