:root {
  --ink: #17201f;
  --ink-soft: #53615f;
  --paper: #f8fbf9;
  --white: #ffffff;
  --mint: #19b991;
  --mint-dark: #0d9c7a;
  --mint-soft: #e8f8f3;
  --coral: #ff7a68;
  --gold: #efb84a;
  --sky: #5f97e8;
  --line: #dce8e4;
  --line-strong: #cbdcd7;
  --shadow: 0 24px 80px rgba(27, 71, 62, 0.12);
  --display: "Manrope", "Noto Sans SC", sans-serif;
  --body: "Noto Sans SC", "Manrope", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

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

button {
  font: inherit;
}

svg {
  display: block;
}

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

.skip-link {
  position: fixed;
  left: 20px;
  top: -60px;
  z-index: 999;
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 20px;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.is-scrolled {
  border-color: rgba(203, 220, 215, 0.78);
  background: rgba(248, 251, 249, 0.88);
  box-shadow: 0 8px 30px rgba(27, 71, 62, 0.04);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: min(1240px, calc(100% - 48px));
  height: 86px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.brand-mark,
.mini-mark {
  display: grid;
  place-items: center;
  background: var(--mint);
  color: #fff;
  border-radius: 11px;
  box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.08);
}

.brand-mark {
  width: 36px;
  height: 36px;
}

.brand-mark svg,
.mini-mark svg,
.core-logo svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 3.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand-mark svg {
  width: 29px;
  height: 29px;
}

.brand-mark .wave,
.mini-mark .wave,
.core-logo .wave {
  stroke-width: 2.2;
}

.brand-word {
  font: 800 20px/1 var(--display);
  letter-spacing: -0.8px;
}

.brand-word span,
.hero-brand > span:last-child > span {
  color: var(--mint);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  margin-right: 30px;
}

.desktop-nav a {
  position: relative;
  padding: 9px 13px;
  border-radius: 99px;
  color: #485452;
  font-size: 14px;
  font-weight: 600;
  transition: color 0.2s ease, background 0.2s ease;
}

.desktop-nav a:hover,
.desktop-nav a.is-active {
  color: var(--mint-dark);
  background: var(--mint-soft);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 5px;
  color: #9aacab;
  font: 600 12px/1 var(--display);
}

.language-switch button {
  padding: 5px 2px;
  border: 0;
  color: #899997;
  background: none;
  cursor: pointer;
}

.language-switch button:hover,
.language-switch button.is-selected {
  color: var(--ink);
}

.nav-cta {
  padding: 11px 18px;
  border: 1px solid var(--ink);
  border-radius: 11px;
  font-size: 13px;
  font-weight: 700;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.nav-cta:hover {
  color: white;
  background: var(--ink);
  transform: translateY(-1px);
}

.menu-toggle {
  width: 42px;
  height: 42px;
  display: none;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: white;
  cursor: pointer;
}

.menu-toggle > span:not(.sr-only) {
  position: absolute;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.25s ease;
}

.menu-toggle > span:first-child {
  transform: translateY(-4px);
}

.menu-toggle > span:nth-child(2) {
  transform: translateY(4px);
}

.menu-toggle[aria-expanded="true"] > span:first-child {
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] > span:nth-child(2) {
  transform: rotate(-45deg);
}

.mobile-nav {
  display: none;
}

.hero {
  position: relative;
  min-height: auto;
  padding: 158px 24px 120px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 30%, rgba(28, 187, 146, 0.08), rgba(28, 187, 146, 0) 28%),
    linear-gradient(180deg, #fbfdfc 0%, var(--paper) 100%);
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(980px, 100%);
  margin: 0 auto;
  text-align: center;
}

.hero-orbit {
  position: absolute;
  left: 50%;
  border: 1px solid rgba(20, 172, 135, 0.11);
  border-radius: 50%;
  pointer-events: none;
}

.orbit-one {
  width: 620px;
  height: 620px;
  top: 92px;
  transform: translateX(-50%);
}

.orbit-two {
  width: 820px;
  height: 820px;
  top: -9px;
  transform: translateX(-50%);
  border-style: dashed;
  opacity: 0.65;
}

.orbit-two::before,
.orbit-one::after {
  content: "";
  position: absolute;
  width: 9px;
  height: 9px;
  border: 3px solid var(--paper);
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 1px rgba(25, 185, 145, 0.25);
}

.orbit-two::before {
  right: 130px;
  top: 82px;
}

.orbit-one::after {
  left: 44px;
  bottom: 112px;
  background: var(--coral);
}

.hero-dots {
  position: absolute;
  width: 110px;
  height: 180px;
  opacity: 0.28;
  background-image: radial-gradient(circle, var(--mint) 1.4px, transparent 1.4px);
  background-size: 16px 16px;
}

.dots-left {
  left: 6vw;
  top: 320px;
  transform: rotate(-8deg);
}

.dots-right {
  right: 5vw;
  top: 235px;
  transform: rotate(12deg);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid rgba(25, 185, 145, 0.25);
  border-radius: 999px;
  color: var(--mint-dark);
  background: rgba(232, 248, 243, 0.82);
  font-size: 13px;
  font-weight: 700;
}

.eyebrow svg {
  width: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 28px auto 11px;
  font: 800 clamp(26px, 3vw, 38px)/1 var(--display);
  letter-spacing: -1.8px;
}

.mini-mark {
  width: 49px;
  height: 49px;
  border-radius: 14px;
}

.mini-mark svg {
  width: 38px;
  height: 38px;
}

.hero h1 {
  margin: 0;
  font: 800 clamp(46px, 6.1vw, 82px)/1.1 var(--display);
  letter-spacing: -4.7px;
}

.hero h1 em,
.section-heading h2 em,
.agent-copy h2 em,
.cta-shell h2 em {
  color: var(--mint);
  font-style: normal;
}

.hero-lead {
  max-width: 720px;
  margin: 26px auto 0;
  color: var(--ink-soft);
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 22px;
  border-radius: 13px;
  font-size: 15px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button svg,
.text-link svg,
.cta-actions svg {
  width: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.2s ease;
}

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

.button:hover svg,
.text-link:hover svg {
  transform: translateX(3px);
}

.button-primary {
  color: white;
  background: var(--mint);
  box-shadow: 0 13px 30px rgba(25, 185, 145, 0.25);
}

.button-primary:hover {
  background: var(--mint-dark);
  box-shadow: 0 18px 34px rgba(25, 185, 145, 0.28);
}

.button-secondary {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.82);
}

.button-secondary:hover {
  border-color: #aebfba;
  box-shadow: 0 12px 30px rgba(28, 60, 53, 0.08);
}

.button-secondary > svg {
  width: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.capability-strip {
  position: relative;
  z-index: 2;
  width: min(1080px, calc(100% - 48px));
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 68px auto 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.capability-strip > div {
  min-height: 94px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 7px;
}

.capability-strip > div + div {
  border-left: 1px solid var(--line);
}

.capability-strip strong {
  font: 800 19px/1 var(--display);
  letter-spacing: -0.5px;
}

.capability-strip span {
  color: #879491;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.product-stage {
  position: relative;
  z-index: 3;
  width: min(1180px, calc(100% - 48px));
  height: 530px;
  margin: 76px auto 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  box-shadow: var(--shadow);
}

.stage-topbar {
  height: 77px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  border-bottom: 1px solid var(--line);
}

.stage-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.stage-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: var(--mint-dark);
  background: var(--mint-soft);
}

.stage-icon svg,
.stage-sidebar svg,
.canvas-heading svg,
.agent-tab svg {
  width: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.stage-title div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.stage-title strong {
  font-size: 14px;
}

.stage-title small {
  color: #94a19f;
  font-size: 10px;
}

.status {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--mint-dark);
  font-size: 12px;
}

.status span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 5px var(--mint-soft);
}

.stage-body {
  height: calc(100% - 77px);
  display: grid;
  grid-template-columns: 235px 1fr;
}

.stage-sidebar {
  padding: 22px 17px;
  border-right: 1px solid var(--line);
  background: #fbfdfc;
}

.learner-chip {
  display: grid;
  grid-template-columns: 38px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fff;
}

.learner-chip > span {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(145deg, var(--coral), #f2a66e);
  font-size: 13px;
  font-weight: 700;
}

.learner-chip div {
  display: flex;
  flex-direction: column;
  gap: 3px;
  overflow: hidden;
}

.learner-chip strong {
  font-size: 12px;
}

.learner-chip small {
  color: #98a4a2;
  font-size: 9px;
  white-space: nowrap;
}

.learner-chip svg {
  width: 15px;
  color: #8b9996;
}

.sidebar-label {
  margin: 26px 8px 11px;
  color: #a5b1af;
  font: 700 9px/1 var(--display);
  letter-spacing: 0.14em;
}

.agent-tab {
  width: 100%;
  height: 49px;
  display: grid;
  grid-template-columns: 30px 1fr auto;
  align-items: center;
  gap: 9px;
  padding: 0 10px;
  border: 0;
  border-radius: 11px;
  color: #53615f;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.agent-tab.is-active {
  color: var(--mint-dark);
  background: var(--mint-soft);
}

.agent-tab > span:nth-child(2) {
  font-size: 12px;
  font-weight: 600;
}

.agent-tab > i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
}

.agent-tab > b {
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--coral);
  background: #fff1ef;
  font-size: 9px;
}

.tab-icon {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 8px;
}

.tab-icon svg {
  width: 16px;
}

.tab-icon.coral { color: var(--coral); background: #fff0ed; }
.tab-icon.teal { color: var(--mint-dark); background: var(--mint-soft); }
.tab-icon.gold { color: #c58c21; background: #fff6dc; }

.sidebar-foot {
  margin-top: 63px;
  padding: 15px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.sidebar-foot > span {
  color: #8c9997;
  font-size: 9px;
}

.sidebar-foot strong {
  float: right;
  font: 700 11px/1 var(--display);
}

.sidebar-foot > div {
  height: 4px;
  margin-top: 12px;
  overflow: hidden;
  border-radius: 9px;
  background: var(--mint-soft);
}

.sidebar-foot i {
  width: 68%;
  height: 100%;
  display: block;
  border-radius: inherit;
  background: var(--mint);
}

.learning-canvas {
  padding: 28px 32px;
  background:
    linear-gradient(rgba(25, 185, 145, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(25, 185, 145, 0.025) 1px, transparent 1px),
    #fff;
  background-size: 26px 26px;
}

.canvas-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.canvas-heading small {
  color: #85938f;
  font-size: 10px;
}

.canvas-heading h2 {
  margin: 5px 0 0;
  font: 800 23px/1.2 var(--display);
  letter-spacing: -0.8px;
}

.canvas-heading button {
  position: relative;
  width: 37px;
  height: 37px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 11px;
  color: #71807d;
  background: #fff;
}

.canvas-heading button span {
  position: absolute;
  right: 8px;
  top: 7px;
  width: 5px;
  height: 5px;
  border: 1px solid white;
  border-radius: 50%;
  background: var(--coral);
}

.learning-grid {
  display: grid;
  grid-template-columns: 1.6fr 0.9fr;
  gap: 14px;
  margin-top: 24px;
}

.learning-grid article {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: #fff;
}

.focus-card {
  min-height: 224px;
  padding: 24px;
  background: linear-gradient(130deg, #f0faf6 0%, #ffffff 60%) !important;
}

.card-kicker {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #94a19e;
  font: 700 9px/1 var(--display);
  letter-spacing: 0.08em;
}

.card-kicker > span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
}

.card-kicker small {
  margin-left: auto;
  color: #a6b2b0;
  font-size: 8px;
}

.focus-card h3 {
  width: 56%;
  margin: 20px 0 8px;
  font-size: 18px;
  line-height: 1.55;
}

.focus-card > p {
  color: #899692;
  font-size: 9px;
}

.focus-card > button {
  min-width: 100px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 22px;
  border: 0;
  border-radius: 9px;
  color: #fff;
  background: var(--mint);
  font-size: 10px;
  font-weight: 700;
}

.focus-card > button svg,
.mentor-card button svg {
  width: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.buoyancy-art {
  position: absolute;
  right: 20px;
  bottom: 23px;
  width: 42%;
  height: 138px;
}

.water {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 71px;
  overflow: hidden;
  border-radius: 50% 45% 18px 18px;
  background: rgba(83, 151, 232, 0.18);
  transform: skewY(-4deg);
}

.water i {
  position: absolute;
  width: 95px;
  height: 30px;
  border: 2px solid rgba(83, 151, 232, 0.22);
  border-radius: 50%;
}

.water i:nth-child(1) { left: 4px; top: 15px; }
.water i:nth-child(2) { right: -12px; top: 34px; }
.water i:nth-child(3) { left: 30px; bottom: -12px; }

.boat {
  position: absolute;
  left: 33px;
  top: 45px;
  width: 93px;
  height: 38px;
  border-radius: 3px 3px 40px 40px;
  background: var(--coral);
  transform: rotate(3deg);
  box-shadow: 0 8px 18px rgba(255, 122, 104, 0.2);
}

.boat::before {
  content: "";
  position: absolute;
  left: 43px;
  bottom: 25px;
  width: 3px;
  height: 58px;
  border-radius: 4px;
  background: var(--ink);
}

.boat::after {
  content: "";
  position: absolute;
  left: 46px;
  bottom: 42px;
  border-top: 22px solid transparent;
  border-bottom: 3px solid transparent;
  border-left: 35px solid #f4bc54;
}

.boat span {
  position: absolute;
  left: 13px;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.75);
  box-shadow: 22px 0 0 rgba(255, 255, 255, 0.75), 44px 0 0 rgba(255, 255, 255, 0.75);
}

.measure {
  position: absolute;
  right: 8px;
  top: 13px;
  width: 20px;
  height: 81px;
  border-right: 1px solid #9eb5b0;
  background: repeating-linear-gradient(to bottom, transparent 0 8px, #9eb5b0 8px 9px) right / 7px 100% no-repeat;
}

.progress-card {
  min-height: 224px;
  padding: 22px;
}

.progress-card .card-kicker small {
  color: var(--mint-dark);
  letter-spacing: 0;
}

.progress-score {
  display: flex;
  align-items: baseline;
  gap: 7px;
  margin: 17px 0 16px;
}

.progress-score strong {
  font: 800 36px/1 var(--display);
}

.progress-score span {
  color: #a1aeab;
  font: 700 8px/1 var(--display);
  letter-spacing: 0.12em;
}

.progress-bars {
  display: grid;
  gap: 11px;
}

.progress-bars > div {
  display: grid;
  grid-template-columns: 38px 1fr 20px;
  align-items: center;
  gap: 8px;
  font-size: 9px;
}

.progress-bars span {
  color: #7a8986;
}

.progress-bars i {
  height: 4px;
  overflow: hidden;
  border-radius: 5px;
  background: #edf3f1;
}

.progress-bars b {
  width: var(--value);
  height: 100%;
  display: block;
  border-radius: inherit;
  background: var(--mint);
}

.progress-bars em {
  font: normal 700 9px/1 var(--display);
}

.mentor-card {
  grid-column: 1 / -1;
  min-height: 78px;
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 13px;
  padding: 13px 17px;
}

.mentor-avatar {
  position: relative;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  color: white;
  background: var(--ink);
  font: 800 11px/1 var(--display);
}

.mentor-avatar i {
  position: absolute;
  right: -2px;
  bottom: -2px;
  width: 10px;
  height: 10px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--mint);
}

.mentor-card small {
  color: var(--mint-dark);
  font-size: 9px;
  font-weight: 700;
}

.mentor-card p {
  margin: 5px 0 0;
  color: #697774;
  font-size: 10px;
}

.mentor-card button {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--mint-dark);
  background: #fff;
}

.section {
  padding: 135px 24px;
}

.section-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.products {
  padding-top: 135px;
  background: #fff;
}

.section-heading {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  align-items: end;
  gap: 80px;
  margin-bottom: 66px;
}

.section-index {
  display: block;
  margin-bottom: 20px;
  color: var(--mint-dark);
  font: 700 11px/1 var(--display);
  letter-spacing: 0.14em;
}

.section-heading h2,
.agent-copy h2 {
  margin: 0;
  font: 800 clamp(38px, 4.8vw, 62px)/1.14 var(--display);
  letter-spacing: -3.2px;
}

.section-heading > p,
.agent-copy > p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.9;
}

.product-cards {
  display: grid;
  gap: 22px;
}

.product-card {
  position: relative;
  min-height: 490px;
  display: grid;
  grid-template-columns: 1fr 0.94fr;
  align-items: center;
  overflow: hidden;
  padding: 70px 66px;
  border: 1px solid var(--line);
  border-radius: 28px;
}

.student-card {
  background: #f1faf7;
}

.teacher-card {
  background: #f8f7f3;
}

.card-number {
  position: absolute;
  right: 30px;
  top: 25px;
  color: rgba(23, 32, 31, 0.12);
  font: 800 60px/1 var(--display);
}

.product-icon {
  position: absolute;
  left: 66px;
  top: 58px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  color: var(--mint-dark);
  background: rgba(255, 255, 255, 0.74);
}

.product-icon svg {
  width: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.product-copy {
  position: relative;
  z-index: 2;
  align-self: end;
  padding-top: 80px;
}

.product-copy > span {
  color: var(--mint-dark);
  font: 700 10px/1 var(--display);
  letter-spacing: 0.12em;
}

.product-copy h3 {
  max-width: 500px;
  margin: 17px 0 18px;
  font: 800 clamp(28px, 3vw, 40px)/1.25 var(--display);
  letter-spacing: -1.8px;
}

.product-copy > p {
  max-width: 520px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.85;
}

.product-copy ul {
  display: grid;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.product-copy li {
  position: relative;
  padding-left: 22px;
  color: #33423f;
  font-size: 13px;
  font-weight: 600;
}

.product-copy li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 8px;
  height: 5px;
  border-bottom: 2px solid var(--mint);
  border-left: 2px solid var(--mint);
  transform: rotate(-45deg);
}

.route-map {
  position: relative;
  height: 310px;
}

.route-map svg {
  position: absolute;
  inset: 20px -15px auto 10px;
  overflow: visible;
}

.route-map .map-line {
  fill: none;
  stroke: var(--mint);
  stroke-width: 3;
  stroke-dasharray: 8 8;
  stroke-linecap: round;
}

.route-map .faded {
  stroke: rgba(25, 185, 145, 0.22);
  stroke-width: 1.5;
  stroke-dasharray: 2 7;
}

.route-map circle {
  fill: var(--white);
  stroke: var(--mint);
  stroke-width: 4;
  filter: drop-shadow(0 5px 6px rgba(25, 185, 145, 0.15));
}

.route-map circle:last-child {
  fill: var(--coral);
  stroke: white;
}

.map-label {
  position: absolute;
  padding: 7px 12px;
  border: 1px solid rgba(25, 185, 145, 0.24);
  border-radius: 99px;
  color: var(--mint-dark);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 7px 16px rgba(25, 91, 75, 0.08);
  font-size: 10px;
  font-weight: 700;
}

.label-one { left: 13px; bottom: 22px; }
.label-two { left: 47%; top: 109px; }
.label-three { right: -8px; top: 58px; color: var(--coral); border-color: #ffd8d2; }

.teacher-card {
  min-height: 520px;
}

.teacher-panel {
  width: 430px;
  max-width: 100%;
  height: 330px;
  overflow: hidden;
  border: 1px solid #d9dfdb;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 24px 55px rgba(43, 58, 54, 0.13);
  transform: rotate(1.8deg);
}

.panel-head {
  height: 42px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 15px;
  border-bottom: 1px solid var(--line);
  color: #6d7a77;
  font: 700 8px/1 var(--display);
  letter-spacing: 0.04em;
}

.panel-head i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #f0b5ac;
}

.panel-head i:nth-child(2) { background: #f0d889; }
.panel-head i:nth-child(3) { background: #83d5bd; }
.panel-head span { margin-left: 8px; }

.panel-grid {
  height: calc(100% - 42px);
  display: grid;
  grid-template-columns: 102px 1fr;
}

.lesson-list {
  display: grid;
  align-content: start;
  gap: 13px;
  padding: 25px 15px;
  border-right: 1px solid var(--line);
  background: #fbfcfb;
}

.lesson-list span {
  height: 8px;
  border-radius: 5px;
  background: #e8eeeb;
}

.lesson-list span:first-child {
  height: 31px;
  background: var(--mint-soft);
}

.lesson-list span:nth-child(3) { width: 72%; }
.lesson-list span:nth-child(4) { width: 88%; }

.lesson-main {
  padding: 35px 28px;
}

.lesson-main > b {
  width: 62%;
  height: 18px;
  display: block;
  border-radius: 8px;
  background: #293633;
}

.lesson-main > span {
  width: 90%;
  height: 8px;
  display: block;
  margin-top: 13px;
  border-radius: 6px;
  background: #e7eeeb;
}

.lesson-main > span:nth-child(3) { width: 68%; }

.lesson-main > div {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 34px;
}

.lesson-main i {
  height: 63px;
  display: block;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: linear-gradient(135deg, #eff9f6, #fff);
}

.lesson-main i:nth-child(2) { background: linear-gradient(135deg, #fff5e6, #fff); }
.lesson-main i:nth-child(3) { background: linear-gradient(135deg, #fff0ed, #fff); }
.lesson-main i:nth-child(4) { background: linear-gradient(135deg, #edf4ff, #fff); }

.agents {
  position: relative;
  overflow: hidden;
  color: #fff;
  background: #112824;
}

.agents::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.16;
  background-image: radial-gradient(circle, #7ee1c5 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(90deg, transparent 15%, black 60%, transparent);
}

.agent-shell {
  position: relative;
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  align-items: center;
  gap: 80px;
}

.agent-copy .section-index {
  color: #7ddfc4;
}

.agent-copy h2 em {
  color: #63d8b8;
}

.agent-copy > p {
  margin-top: 30px;
  color: #b5c8c3;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 34px;
  color: #81e1c7;
  font-size: 14px;
  font-weight: 700;
}

.agent-constellation {
  position: relative;
  min-height: 570px;
}

.constellation-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 1px solid rgba(126, 225, 197, 0.16);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.ring-a { width: 280px; height: 280px; }
.ring-b { width: 470px; height: 470px; border-style: dashed; }

.core-agent {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 154px;
  height: 154px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(126, 225, 197, 0.26);
  border-radius: 50%;
  background: rgba(35, 75, 66, 0.84);
  box-shadow: 0 0 0 16px rgba(25, 185, 145, 0.045), 0 22px 70px rgba(0, 0, 0, 0.22);
  transform: translate(-50%, -50%);
  backdrop-filter: blur(10px);
}

.core-logo {
  width: 43px;
  height: 43px;
  display: grid;
  place-items: center;
  margin-bottom: 9px;
  border-radius: 13px;
  color: white;
  background: var(--mint);
}

.core-logo svg {
  width: 34px;
  height: 34px;
}

.core-agent strong {
  font: 700 14px/1 var(--display);
}

.core-agent small {
  margin-top: 6px;
  color: #83b9aa;
  font-size: 9px;
}

.orbit-agent {
  position: absolute;
  min-width: 126px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px 9px 9px;
  border: 1px solid rgba(126, 225, 197, 0.18);
  border-radius: 13px;
  background: rgba(20, 51, 45, 0.88);
  box-shadow: 0 15px 36px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(10px);
}

.orbit-agent::after {
  content: "";
  position: absolute;
  width: 7px;
  height: 7px;
  border: 2px solid #163630;
  border-radius: 50%;
  background: #80e2c7;
}

.orbit-agent > span {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: #81e1c7;
  background: rgba(99, 216, 184, 0.1);
}

.orbit-agent svg {
  width: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.orbit-agent b {
  font-size: 11px;
  white-space: nowrap;
}

.agent-planner { left: 4%; top: 10%; }
.agent-planner::after { right: -64px; bottom: -51px; }
.agent-tutor { right: 0; top: 17%; }
.agent-tutor::after { left: -73px; bottom: -25px; }
.agent-assessor { right: 2%; bottom: 11%; }
.agent-assessor::after { left: -74px; top: -39px; }
.agent-ops { left: 3%; bottom: 13%; }
.agent-ops::after { right: -67px; top: -38px; }

.schools {
  background: #fff;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.principle {
  position: relative;
  min-height: 315px;
  padding: 36px 29px 32px;
}

.principle + .principle {
  border-left: 1px solid var(--line);
}

.principle > span {
  position: absolute;
  right: 24px;
  top: 22px;
  color: #c7d2cf;
  font: 700 11px/1 var(--display);
}

.principle svg {
  width: 38px;
  margin-top: 34px;
  color: var(--mint-dark);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.principle h3 {
  margin: 32px 0 13px;
  font: 800 21px/1.2 var(--display);
  letter-spacing: -0.6px;
}

.principle p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.8;
}

.cta-section {
  padding: 32px 24px 24px;
  background: #fff;
}

.cta-shell {
  position: relative;
  width: min(1420px, 100%);
  min-height: 530px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 32px;
  color: white;
  background:
    radial-gradient(circle at 50% 120%, rgba(103, 220, 189, 0.24), transparent 46%),
    #15332d;
  text-align: center;
}

.cta-shell::before,
.cta-shell::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(125, 224, 196, 0.12);
  border-radius: 50%;
}

.cta-shell::before { left: -230px; top: -190px; }
.cta-shell::after { right: -230px; bottom: -210px; }

.cta-kicker {
  color: #7ddfc4;
  font: 700 11px/1 var(--display);
  letter-spacing: 0.14em;
}

.cta-shell h2 {
  position: relative;
  z-index: 2;
  margin: 21px 0 20px;
  font: 800 clamp(40px, 5vw, 66px)/1.15 var(--display);
  letter-spacing: -3.5px;
}

.cta-shell p {
  position: relative;
  z-index: 2;
  max-width: 650px;
  margin: 0;
  color: #b9cbc7;
  font-size: 15px;
  line-height: 1.85;
}

.cta-actions {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 33px;
}

.button-light {
  color: var(--ink);
  background: #fff;
}

.button-light:hover {
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
}

.cta-email {
  color: #a7bbb6;
  font: 500 13px/1 var(--display);
  border-bottom: 1px solid rgba(167, 187, 182, 0.35);
}

.cta-compass {
  position: absolute;
  width: 410px;
  height: 410px;
  border: 1px dashed rgba(125, 224, 196, 0.08);
  border-radius: 50%;
}

.cta-compass i {
  position: absolute;
  left: 50%;
  top: -8px;
  width: 1px;
  height: calc(100% + 16px);
  background: rgba(125, 224, 196, 0.065);
}

.cta-compass i:nth-child(2) { transform: rotate(90deg); }

.cta-compass span {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(125, 224, 196, 0.14);
  transform: translate(-50%, -50%);
}

.footer {
  padding: 70px 24px 28px;
  color: #fff;
  background: #0f2521;
}

.footer-shell,
.footer-bottom {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.footer-shell {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 80px;
  padding-bottom: 70px;
}

.brand-light .brand-word {
  color: #fff;
}

.footer-brand > p {
  margin: 22px 0 0;
  color: #8ba49e;
  font-size: 13px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.footer-links > div {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-links strong {
  margin-bottom: 5px;
  color: #d6e2df;
  font-size: 12px;
}

.footer-links a {
  color: #819a94;
  font-size: 12px;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: #71d8bb;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 25px;
  border-top: 1px solid rgba(219, 233, 229, 0.1);
  color: #6f8983;
  font: 500 10px/1.5 var(--display);
  letter-spacing: 0.02em;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.72s cubic-bezier(0.22, 1, 0.36, 1), transform 0.72s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-copy .reveal:nth-child(2) { transition-delay: 0.06s; }
.hero-copy .reveal:nth-child(3) { transition-delay: 0.12s; }
.hero-copy .reveal:nth-child(4) { transition-delay: 0.18s; }
.hero-copy .reveal:nth-child(5) { transition-delay: 0.24s; }

@media (max-width: 1040px) {
  .desktop-nav { display: none; }
  .menu-toggle { display: grid; }
  .nav-cta { display: none; }

  .mobile-nav {
    position: fixed;
    inset: 86px 0 auto;
    height: calc(100vh - 86px);
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 28px 24px;
    background: rgba(248, 251, 249, 0.98);
    backdrop-filter: blur(18px);
    transform: translateY(-115%);
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  }

  .mobile-nav.is-open { transform: translateY(0); }

  .mobile-nav a {
    padding: 16px 10px;
    border-bottom: 1px solid var(--line);
    font-size: 18px;
    font-weight: 700;
  }

  .mobile-nav .mobile-cta {
    margin-top: 18px;
    border: 0;
    border-radius: 13px;
    color: #fff;
    background: var(--mint);
    text-align: center;
  }

  .hero { min-height: 1090px; }
  .stage-body { grid-template-columns: 205px 1fr; }
  .stage-sidebar { padding: 18px 13px; }
  .learning-canvas { padding: 26px 23px; }
  .focus-card h3 { width: 64%; }
  .product-card { padding: 60px 48px; }
  .product-icon { left: 48px; top: 48px; }
  .section-heading { gap: 45px; }
  .agent-shell { gap: 35px; }
  .principle { padding: 30px 22px; }
}

@media (max-width: 820px) {
  .nav-shell { width: min(100% - 32px, 1240px); height: 74px; }
  .mobile-nav { top: 74px; height: calc(100vh - 74px); }
  .brand-word { font-size: 18px; }
  .brand-mark { width: 33px; height: 33px; }
  .language-switch { gap: 3px; }

  .hero {
    min-height: auto;
    padding: 130px 18px 90px;
  }

  .orbit-one { width: 460px; height: 460px; top: 130px; }
  .orbit-two { width: 610px; height: 610px; top: 54px; }
  .hero h1 { letter-spacing: -3px; }
  .hero-lead { max-width: 570px; }
  .capability-strip { grid-template-columns: repeat(2, 1fr); width: 100%; }
  .capability-strip > div:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .capability-strip > div:nth-child(4) { border-top: 1px solid var(--line); }

  .product-stage {
    width: 100%;
    height: auto;
    margin: 55px auto 0;
  }

  .stage-body { grid-template-columns: 1fr; }
  .stage-sidebar { display: none; }
  .learning-canvas { min-height: 430px; }
  .products { padding-top: 105px; }

  .section { padding: 100px 20px; }
  .section-heading { grid-template-columns: 1fr; gap: 28px; margin-bottom: 45px; }
  .section-heading > p { max-width: 650px; }
  .product-card { grid-template-columns: 1fr; padding: 52px 38px 40px; }
  .product-copy { padding-top: 72px; }
  .route-map { height: 290px; margin-top: 20px; }
  .teacher-panel { margin: 45px auto 0; }

  .agent-shell { grid-template-columns: 1fr; }
  .agent-copy { max-width: 650px; }
  .agent-constellation { min-height: 540px; }

  .principle-grid { grid-template-columns: repeat(2, 1fr); }
  .principle:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .principle:nth-child(4) { border-top: 1px solid var(--line); }
  .cta-shell { min-height: 500px; padding: 70px 30px; }
  .footer-shell { grid-template-columns: 1fr; gap: 55px; }
}

@media (max-width: 560px) {
  .nav-actions { gap: 8px; }
  .menu-toggle { width: 38px; height: 38px; }
  .hero { padding-top: 116px; }
  .hero-dots { display: none; }
  .eyebrow { font-size: 11px; }
  .hero-brand { margin-top: 23px; font-size: 25px; }
  .mini-mark { width: 41px; height: 41px; border-radius: 12px; }
  .mini-mark svg { width: 32px; height: 32px; }
  .hero h1 { margin-top: 15px; font-size: clamp(38px, 12vw, 54px); letter-spacing: -2.6px; }
  .hero-lead { font-size: 14px; line-height: 1.8; }
  .hero-actions { flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .capability-strip { margin-top: 52px; }
  .capability-strip > div { min-height: 86px; padding: 0 8px; text-align: center; }
  .capability-strip span { font-size: 9px; }

  .stage-topbar { height: auto; min-height: 74px; padding: 15px 16px; }
  .stage-title small { display: none; }
  .status b { display: none; }
  .learning-canvas { min-height: 550px; padding: 23px 16px; }
  .canvas-heading h2 { font-size: 20px; }
  .learning-grid { grid-template-columns: 1fr; }
  .focus-card { min-height: 245px; }
  .progress-card { min-height: 215px; }
  .mentor-card { grid-column: auto; }
  .focus-card h3 { width: 58%; font-size: 16px; }
  .focus-card > p { width: 50%; line-height: 1.5; }
  .buoyancy-art { right: 7px; width: 45%; transform: scale(0.85); transform-origin: bottom right; }

  .section { padding: 82px 18px; }
  .section-heading h2,
  .agent-copy h2 { font-size: 38px; letter-spacing: -2.1px; }
  .section-heading > p,
  .agent-copy > p { font-size: 14px; }
  .product-card { min-height: 0; padding: 36px 24px 34px; border-radius: 22px; }
  .product-icon { left: 24px; top: 28px; }
  .card-number { right: 20px; top: 22px; font-size: 45px; }
  .product-copy { padding-top: 75px; }
  .product-copy h3 { font-size: 29px; }
  .route-map { height: 240px; transform: scale(0.92); transform-origin: center; }
  .teacher-panel { height: 270px; transform: none; }
  .panel-grid { grid-template-columns: 78px 1fr; }
  .lesson-main { padding: 28px 18px; }

  .agent-constellation { min-height: 480px; transform: scale(0.82); margin: -25px -55px; }
  .ring-b { width: 410px; height: 410px; }
  .agent-planner { left: 0; }
  .agent-tutor { right: -3%; }
  .agent-assessor { right: 0; }
  .agent-ops { left: -2%; }

  .principle-grid { grid-template-columns: 1fr; }
  .principle { min-height: 250px; }
  .principle + .principle { border-left: 0; border-top: 1px solid var(--line); }
  .principle svg { margin-top: 15px; }
  .principle h3 { margin-top: 25px; }

  .cta-section { padding: 0; }
  .cta-shell { min-height: 530px; border-radius: 0; padding: 70px 20px; }
  .cta-shell h2 { font-size: 40px; letter-spacing: -2.3px; }
  .cta-shell p { font-size: 13px; }
  .cta-actions { flex-direction: column; gap: 18px; }

  .footer { padding-inline: 20px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 11px; }
}

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