:root {
  --ink: #211d18;
  --muted: #5f574d;
  --soft: #fffaf2;
  --paper: #f7efe4;
  --paper-strong: #eadcc8;
  --line: rgba(41, 35, 27, 0.14);
  --navy: #142541;
  --navy-2: #203a62;
  --gold: #a96811;
  --green: #577c73;
  --mint: #dce8dd;
  --shadow: 0 22px 70px rgba(47, 38, 25, 0.11);
  --radius-xl: 36px;
  --radius-lg: 26px;
  --radius-md: 18px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 84% 20%, rgba(221, 190, 142, 0.11), transparent 32rem),
    linear-gradient(180deg, #fffefd 0%, #faf4eb 48%, #f1e5d4 100%);
  font-family: "IBM Plex Sans", sans-serif;
  overflow-x: hidden;
}

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 30;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--navy);
  color: #fff;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

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

.site-ambient {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.orb {
  position: absolute;
  display: block;
  width: 34rem;
  height: 34rem;
  border-radius: 999px;
  filter: blur(18px);
  opacity: 0.28;
}

.orb--sun {
  left: -12rem;
  top: 12rem;
  background: radial-gradient(circle, rgba(221, 164, 63, 0.26), rgba(221, 164, 63, 0));
}

.orb--blue {
  right: -10rem;
  top: 6rem;
  background: radial-gradient(circle, rgba(147, 132, 106, 0.18), rgba(147, 132, 106, 0));
}

.grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(33, 29, 24, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(33, 29, 24, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.24;
  mask-image: radial-gradient(circle at 50% 18%, black, transparent 76%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  width: 100%;
  margin: 0;
  padding: 18px clamp(24px, 5vw, 72px);
  border: 0;
  border-bottom: 1px solid rgba(41, 35, 27, 0.08);
  border-radius: 0;
  background: rgba(255, 254, 253, 0.94);
  box-shadow: none;
  backdrop-filter: blur(14px);
}

.site-header.is-scrolled {
  background: rgba(255, 250, 242, 0.92);
}

.site-header--static {
  position: relative;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand__mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, #c78a25, #ebc66f);
  box-shadow: inset 0 0 0 1px rgba(76, 45, 4, 0.22);
  color: #1f2634;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 20px;
  font-weight: 700;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  justify-content: center;
  gap: 6px;
}

.nav a {
  padding: 10px 13px;
  border-radius: 999px;
  color: #584f45;
  font-size: 15px;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav a:hover,
.nav a:focus-visible {
  background: rgba(20, 37, 65, 0.08);
  color: var(--navy);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: -0.01em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.button--primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  color: #fff;
  box-shadow: 0 14px 34px rgba(20, 37, 65, 0.2);
}

.button--ghost {
  background: rgba(255, 250, 242, 0.66);
  color: #574e44;
}

main {
  width: min(1520px, calc(100% - 96px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(360px, 0.96fr);
  gap: clamp(42px, 5vw, 92px);
  align-items: center;
  min-height: calc(100vh - 75px);
  padding: clamp(86px, 12vh, 150px) 0 72px;
}

.hero__copy {
  animation: rise-in 0.7s ease both;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.34em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "IBM Plex Sans", sans-serif;
  letter-spacing: -0.055em;
  font-weight: 500;
}

h1 {
  max-width: 780px;
  font-size: clamp(48px, 5.3vw, 82px);
  line-height: 1.03;
}

h2 {
  font-size: clamp(34px, 4vw, 58px);
  line-height: 1.04;
}

h3 {
  font-size: 22px;
  line-height: 1.12;
}

.hero__lede,
.section__intro p,
.split > div > p,
.command p {
  color: var(--muted);
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 1.64;
}

.hero__lede {
  max-width: 660px;
  margin: 24px 0 0;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.signal-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.signal-strip span,
.logos span {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 252, 246, 0.72);
  color: #665d52;
  font-size: 14px;
  font-weight: 600;
}

.hero__panel {
  animation: rise-in 0.8s 0.1s ease both;
}

.browser-card {
  position: relative;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(255, 252, 246, 0.96), rgba(249, 242, 231, 0.84)),
    radial-gradient(circle at 84% 0%, rgba(205, 178, 130, 0.2), transparent 18rem);
  box-shadow: 0 22px 64px rgba(47, 38, 25, 0.1);
}

.browser-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(200, 137, 36, 0.24), rgba(115, 103, 82, 0.14));
}

.browser-card__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 12px 18px;
  color: #665d52;
}

.browser-card__bar span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #dfcdb5;
}

.browser-card__bar span:nth-child(2) {
  background: #c99b44;
}

.browser-card__bar span:nth-child(3) {
  background: #6e9488;
}

.browser-card__bar strong {
  margin-left: auto;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.news-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(255, 252, 246, 0.78);
}

.news-card--featured {
  border-left: 5px solid var(--green);
}

.card-label {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.news-card h2 {
  font-size: clamp(26px, 3.2vw, 42px);
  line-height: 1.06;
  letter-spacing: -0.045em;
}

.news-card p:last-child {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 14px;
}

.mini-grid article {
  min-height: 128px;
  padding: 16px;
  border: 1px solid rgba(41, 35, 27, 0.11);
  border-radius: 22px;
  background: rgba(255, 252, 246, 0.82);
}

.mini-grid span {
  display: block;
  margin-bottom: 16px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.mini-grid strong {
  display: block;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.22;
}

.logos {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 999px;
  background: rgba(255, 250, 242, 0.52);
  box-shadow: 0 18px 60px rgba(47, 38, 25, 0.08);
}

.section__intro--center {
  max-width: 920px;
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.proof-demo {
  padding-top: 86px;
}

.proof-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(320px, 0.72fr);
  gap: 18px;
  align-items: stretch;
}

.sample-brief,
.answer-proof,
.proof-strip article {
  border: 1px solid rgba(255, 255, 255, 0.68);
  background:
    linear-gradient(180deg, rgba(255, 252, 246, 0.9), rgba(249, 241, 228, 0.74)),
    radial-gradient(circle at 90% 0%, rgba(203, 157, 74, 0.14), transparent 18rem);
  box-shadow: 0 18px 58px rgba(47, 38, 25, 0.08);
  backdrop-filter: blur(12px);
}

.sample-brief {
  position: relative;
  padding: clamp(26px, 4vw, 44px);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.sample-brief::before {
  content: "";
  position: absolute;
  inset: 16px auto 16px 0;
  width: 5px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--green), rgba(169, 104, 17, 0.72));
}

.sample-brief__top {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.quality-pill {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 8px 12px;
  border: 1px solid rgba(87, 124, 115, 0.22);
  border-radius: 999px;
  background: rgba(220, 232, 221, 0.7);
  color: #315c53;
  font-size: 13px;
  font-weight: 800;
}

.sample-brief h3,
.answer-proof h3 {
  max-width: 860px;
  font-size: clamp(30px, 3.3vw, 48px);
  line-height: 1.04;
}

.sample-brief__lede {
  max-width: 860px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.62;
}

.brief-layers {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 28px;
}

.brief-layers div {
  min-height: 150px;
  padding: 18px;
  border: 1px solid rgba(41, 35, 27, 0.1);
  border-radius: 22px;
  background: rgba(255, 252, 246, 0.72);
}

.brief-layers span,
.proof-strip span {
  display: block;
  margin-bottom: 12px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.brief-layers p,
.proof-strip p,
.answer-proof li,
.score-card span {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.answer-proof {
  display: flex;
  flex-direction: column;
  padding: clamp(24px, 3vw, 34px);
  border-radius: var(--radius-xl);
}

.score-card {
  margin-top: 24px;
  padding: 24px;
  border: 1px solid rgba(20, 37, 65, 0.1);
  border-radius: 24px;
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  color: #fff;
}

.score-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: clamp(38px, 4vw, 56px);
  letter-spacing: -0.05em;
}

.score-card span {
  color: rgba(255, 255, 255, 0.8);
}

.mentor-notes {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.mentor-notes li {
  position: relative;
  padding: 14px 14px 14px 38px;
  border: 1px solid rgba(41, 35, 27, 0.1);
  border-radius: 18px;
  background: rgba(255, 252, 246, 0.72);
}

.mentor-notes li::before {
  content: "";
  position: absolute;
  top: 22px;
  left: 17px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--gold);
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.proof-strip article {
  min-height: 180px;
  padding: 22px;
  border-radius: var(--radius-lg);
}

.proof-strip strong {
  display: block;
  font-size: 21px;
  line-height: 1.16;
  letter-spacing: -0.035em;
}

.motion-showcase {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 42px;
  align-items: center;
  margin-top: 24px;
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(255, 252, 246, 0.86), rgba(244, 235, 222, 0.72)),
    radial-gradient(circle at 88% 22%, rgba(208, 177, 124, 0.2), transparent 20rem);
  box-shadow: 0 18px 58px rgba(47, 38, 25, 0.09);
  overflow: hidden;
}

.motion-showcase__copy p:last-child,
.visual-lab__copy p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.66;
}

.motion-board {
  position: relative;
  min-height: 390px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 32px;
  background:
    radial-gradient(circle at 50% 45%, rgba(255, 252, 246, 0.92), rgba(255, 250, 242, 0.46) 52%, transparent 68%),
    linear-gradient(135deg, #e9ddcb, #d9cab4);
  overflow: hidden;
}

.motion-board::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(33, 29, 24, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(33, 29, 24, 0.04) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: radial-gradient(circle, black, transparent 78%);
}

.mentor-orbit {
  position: absolute;
  inset: 38px 28px 74px;
  display: grid;
  place-items: center;
}

.orbit-ring {
  position: absolute;
  border: 1px solid rgba(169, 104, 17, 0.22);
  border-radius: 999px;
}

.orbit-ring--one {
  width: 260px;
  height: 260px;
  animation: slow-spin 18s linear infinite;
}

.orbit-ring--two {
  width: 360px;
  height: 190px;
  transform: rotate(-18deg);
  animation: slow-spin-reverse 24s linear infinite;
}

.orbit-core {
  z-index: 2;
  display: grid;
  width: 96px;
  height: 96px;
  place-items: center;
  border-radius: 34px;
  background: linear-gradient(135deg, #e8c26a, #ad6b13);
  color: #142541;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 26px;
  font-weight: 700;
  box-shadow: 0 0 0 12px rgba(232, 194, 106, 0.1), 0 20px 48px rgba(47, 38, 25, 0.13);
}

.orbit-chip {
  position: absolute;
  z-index: 3;
  padding: 10px 14px;
  border: 1px solid rgba(95, 78, 54, 0.12);
  border-radius: 999px;
  background: rgba(255, 252, 246, 0.94);
  color: #1f2634;
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 14px 34px rgba(47, 38, 25, 0.13);
  animation: float-chip 4s ease-in-out infinite;
}

.orbit-chip--news {
  top: 18%;
  left: 13%;
}

.orbit-chip--pyq {
  top: 11%;
  right: 17%;
  animation-delay: 0.4s;
}

.orbit-chip--mains {
  right: 10%;
  bottom: 24%;
  animation-delay: 0.8s;
}

.orbit-chip--recall {
  left: 15%;
  bottom: 19%;
  animation-delay: 1.2s;
}

.study-feed {
  position: absolute;
  right: 24px;
  bottom: 24px;
  left: 24px;
  display: grid;
  gap: 10px;
}

.study-feed span {
  height: 13px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 252, 246, 0.86), rgba(205, 158, 73, 0.42), rgba(255, 252, 246, 0.2));
  transform-origin: left;
  animation: feed-pulse 2.6s ease-in-out infinite;
}

.study-feed span:nth-child(2) {
  width: 78%;
  animation-delay: 0.35s;
}

.study-feed span:nth-child(3) {
  width: 58%;
  animation-delay: 0.7s;
}

.app-walkthrough {
  padding-top: 86px;
}

.walkthrough-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  grid-template-areas:
    "dashboard brief"
    "dashboard lab";
  gap: 18px;
  align-items: stretch;
}

.app-screen {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 252, 246, 0.92), rgba(248, 239, 226, 0.8)),
    radial-gradient(circle at 88% 0%, rgba(87, 124, 115, 0.12), transparent 18rem);
  box-shadow: 0 20px 64px rgba(47, 38, 25, 0.09);
  overflow: hidden;
}

.app-screen::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(169, 104, 17, 0.18), rgba(87, 124, 115, 0.18));
}

.app-screen--dashboard {
  grid-area: dashboard;
}

.app-screen--brief {
  grid-area: brief;
}

.app-screen--lab {
  grid-area: lab;
}

.app-screen__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(41, 35, 27, 0.08);
  background: rgba(255, 250, 242, 0.72);
  color: #6c6256;
}

.app-screen__bar span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #dfcdb5;
}

.app-screen__bar span:nth-child(2) {
  background: #c99b44;
}

.app-screen__bar span:nth-child(3) {
  background: #6e9488;
}

.app-screen__bar strong {
  margin-left: auto;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.app-screen__body {
  padding: clamp(20px, 3vw, 32px);
}

.dash-hero {
  padding: 26px;
  border: 1px solid rgba(41, 35, 27, 0.1);
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(255, 252, 246, 0.9), rgba(238, 225, 205, 0.62)),
    radial-gradient(circle at 85% 20%, rgba(169, 104, 17, 0.1), transparent 16rem);
}

.dash-hero h3,
.mentor-lens-card h3,
.lab-question h3 {
  font-size: clamp(24px, 2.7vw, 36px);
  line-height: 1.08;
}

.dash-hero span,
.dash-cards p,
.mentor-lens-card p,
.lab-result p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.58;
}

.dash-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0;
}

.dash-tabs span,
.brief-stack span {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 9px 14px;
  border: 1px solid rgba(41, 35, 27, 0.1);
  border-radius: 999px;
  background: rgba(255, 252, 246, 0.74);
  color: #675e53;
  font-size: 14px;
  font-weight: 800;
}

.dash-tabs span:first-child {
  border-color: rgba(87, 124, 115, 0.28);
  background: rgba(220, 232, 221, 0.74);
  color: #315c53;
}

.dash-cards {
  display: grid;
  gap: 12px;
}

.dash-cards div {
  padding: 20px;
  border: 1px solid rgba(41, 35, 27, 0.1);
  border-left: 5px solid rgba(87, 124, 115, 0.72);
  border-radius: 24px;
  background: rgba(255, 252, 246, 0.8);
}

.dash-cards small {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.dash-cards strong {
  display: block;
  max-width: 520px;
  font-size: 22px;
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.mentor-lens-card,
.lab-question,
.lab-result {
  padding: 22px;
  border: 1px solid rgba(41, 35, 27, 0.1);
  border-radius: 26px;
  background: rgba(255, 252, 246, 0.76);
}

.lens-grid {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 10px 14px;
  margin-top: 20px;
  align-items: baseline;
}

.lens-grid span {
  color: var(--gold);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.lens-grid p {
  margin: 0;
}

.brief-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.lab-answer-lines {
  display: grid;
  gap: 10px;
  margin: 16px 0;
  padding: 20px;
  border: 1px solid rgba(41, 35, 27, 0.08);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.44);
}

.lab-answer-lines span {
  height: 11px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(33, 29, 24, 0.2), rgba(33, 29, 24, 0.06));
}

.lab-answer-lines span:nth-child(2) {
  width: 84%;
}

.lab-answer-lines span:nth-child(3) {
  width: 72%;
}

.lab-answer-lines span:nth-child(4) {
  width: 58%;
}

.lab-result {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  color: #fff;
}

.lab-result strong {
  font-size: 34px;
  line-height: 1;
  letter-spacing: -0.05em;
}

.lab-result p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
}

.section {
  padding: 92px 0 0;
  scroll-margin-top: 96px;
}

.visual-lab {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 58px;
  align-items: center;
}

.visual-lab__canvas {
  min-height: 460px;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 25% 22%, rgba(232, 194, 106, 0.22), transparent 15rem),
    linear-gradient(135deg, rgba(255, 252, 246, 0.9), rgba(242, 231, 215, 0.68));
  box-shadow: var(--shadow);
}

.desk-scene {
  position: relative;
  height: 100%;
  min-height: 430px;
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 250, 242, 0.22)),
    radial-gradient(circle at 42% 38%, rgba(169, 104, 17, 0.08), transparent 20rem);
  overflow: hidden;
}

.desk-scene__lamp {
  position: absolute;
  top: 36px;
  left: 54px;
  width: 88px;
  height: 88px;
  border-radius: 999px;
  background: #efcb72;
  box-shadow: 0 0 0 16px rgba(239, 203, 114, 0.12), 0 0 90px 50px rgba(239, 203, 114, 0.2);
  animation: lamp-glow 3.8s ease-in-out infinite;
}

.desk-scene__screen {
  position: absolute;
  top: 116px;
  left: 16%;
  right: 12%;
  height: 210px;
  padding: 28px;
  border: 10px solid #2a241d;
  border-radius: 30px;
  background: linear-gradient(135deg, #fffaf2, #ebdcc8);
  box-shadow: 0 30px 70px rgba(47, 38, 25, 0.18);
}

.screen-line {
  display: block;
  height: 16px;
  width: 72%;
  margin-bottom: 18px;
  border-radius: 999px;
  background: rgba(91, 78, 62, 0.24);
  animation: screen-write 3.2s ease-in-out infinite;
}

.screen-line--wide {
  width: 92%;
}

.screen-line--short {
  width: 48%;
}

.screen-glow {
  position: absolute;
  right: 22px;
  bottom: 20px;
  width: 58px;
  height: 58px;
  border-radius: 20px;
  background: #dba84c;
  animation: float-chip 3.4s ease-in-out infinite;
}

.desk-scene__notebook {
  position: absolute;
  right: 16%;
  bottom: 54px;
  width: 170px;
  height: 120px;
  padding: 28px 18px;
  border-radius: 22px;
  background: #fffaf2;
  box-shadow: 0 22px 50px rgba(47, 38, 25, 0.14);
  transform: rotate(-5deg);
}

.desk-scene__notebook span {
  display: block;
  height: 10px;
  margin-bottom: 14px;
  border-radius: 999px;
  background: rgba(169, 104, 17, 0.34);
}

.desk-scene__pulse {
  position: absolute;
  left: 18%;
  bottom: 68px;
  width: 120px;
  height: 120px;
  border: 1px solid rgba(87, 124, 115, 0.34);
  border-radius: 999px;
  animation: pulse-ring 2.8s ease-in-out infinite;
}

.metric-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.metric-row span {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 250, 242, 0.72);
  color: var(--muted);
  font-weight: 700;
}

.metric-row strong {
  color: var(--navy);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 22px;
  font-weight: 700;
}

.section__intro {
  max-width: 820px;
  margin-bottom: 34px;
}

.section__intro p {
  margin: 24px 0 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-card,
.timeline__item,
.trust-stack article,
.command__inner,
.faq details {
  border: 1px solid rgba(255, 255, 255, 0.62);
  background: rgba(255, 252, 246, 0.78);
  box-shadow: 0 16px 52px rgba(47, 38, 25, 0.07);
  backdrop-filter: blur(12px);
}

.feature-card {
  min-height: 260px;
  padding: 26px;
  border-radius: var(--radius-lg);
}

.feature-card__icon {
  display: inline-flex;
  margin-bottom: 30px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--mint);
  color: #315c53;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.feature-card p,
.timeline__item p,
.trust-stack p,
.faq p,
.footer p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.68;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.timeline__item {
  position: relative;
  min-height: 240px;
  padding: 24px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.timeline__item::after {
  content: "";
  position: absolute;
  right: -44px;
  bottom: -44px;
  width: 150px;
  height: 150px;
  border: 1px solid rgba(169, 104, 17, 0.22);
  border-radius: 999px;
}

.timeline__item span {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 34px;
  place-items: center;
  border-radius: 14px;
  background: var(--navy);
  color: #fff;
  font-weight: 800;
}

.split {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 48px;
  align-items: center;
}

.split > div > p {
  margin: 24px 0 26px;
}

.trust-stack {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.trust-stack article {
  min-height: 190px;
  padding: 24px;
  border-radius: var(--radius-lg);
}

.trust-stack strong {
  display: block;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.16;
}

.command__inner {
  padding: clamp(34px, 6vw, 72px);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(39, 32, 25, 0.96), rgba(76, 57, 36, 0.92)),
    radial-gradient(circle at 80% 10%, rgba(218, 165, 73, 0.3), transparent 22rem);
  color: #fff;
}

.command__inner .eyebrow,
.command__inner p {
  color: #e8d4b3;
}

.command__inner h2 {
  max-width: 880px;
}

.command__inner .button--ghost {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.faq {
  padding-bottom: 80px;
}

.faq details {
  margin-bottom: 12px;
  padding: 22px 26px;
  border-radius: 22px;
}

.faq summary {
  cursor: pointer;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.faq p {
  max-width: 840px;
  margin: 16px 0 0;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 26px;
  padding: 24px 0 0;
  border-top: 1px solid var(--line);
}

.footer strong {
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.footer p {
  margin: 6px 0 0;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.footer__links a {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #574e44;
  font-weight: 700;
}

.policy {
  max-width: 1040px;
  padding: 88px 0 110px;
}

.policy h1 {
  max-width: 860px;
  font-size: clamp(42px, 5.4vw, 70px);
  line-height: 1.02;
}

.policy__lede {
  max-width: 820px;
  margin: 26px 0 44px;
  color: var(--muted);
  font-size: clamp(17px, 1.55vw, 21px);
  line-height: 1.72;
}

.policy section {
  margin-top: 14px;
  padding: 26px 28px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: var(--radius-lg);
  background: rgba(255, 252, 246, 0.78);
  box-shadow: 0 16px 52px rgba(47, 38, 25, 0.07);
}

.policy section h2 {
  font-size: clamp(22px, 2.2vw, 30px);
  letter-spacing: -0.035em;
}

.policy section p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.72;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.58s ease, transform 0.58s ease;
}

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

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slow-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes slow-spin-reverse {
  from {
    transform: rotate(-18deg);
  }
  to {
    transform: rotate(-378deg);
  }
}

@keyframes float-chip {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes feed-pulse {
  0%,
  100% {
    opacity: 0.58;
    transform: scaleX(0.72);
  }
  50% {
    opacity: 1;
    transform: scaleX(1);
  }
}

@keyframes lamp-glow {
  0%,
  100% {
    box-shadow: 0 0 0 16px rgba(239, 203, 114, 0.12), 0 0 80px 42px rgba(239, 203, 114, 0.18);
  }
  50% {
    box-shadow: 0 0 0 26px rgba(239, 203, 114, 0.08), 0 0 120px 64px rgba(239, 203, 114, 0.28);
  }
}

@keyframes screen-write {
  0%,
  100% {
    transform: scaleX(0.72);
    opacity: 0.62;
  }
  50% {
    transform: scaleX(1);
    opacity: 1;
  }
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.72);
    opacity: 0.78;
  }
  100% {
    transform: scale(1.35);
    opacity: 0;
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav {
    display: none;
  }

  .hero,
  .split,
  .motion-showcase,
  .visual-lab,
  .proof-layout,
  .walkthrough-grid {
    grid-template-columns: 1fr;
  }

  .walkthrough-grid {
    grid-template-areas:
      "dashboard"
      "brief"
      "lab";
  }

  .hero {
    min-height: auto;
    padding-top: 52px;
  }

  .hero__panel {
    order: -1;
  }

  .motion-board {
    min-height: 360px;
  }

  .feature-grid,
  .timeline,
  .trust-stack,
  .proof-strip {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  main,
  .footer {
    width: min(100% - 22px, 1180px);
  }

  .site-header {
    width: 100%;
    padding: 14px 16px;
  }

  .brand small {
    display: none;
  }

  .site-header > .button {
    min-height: 42px;
    padding: 10px 14px;
  }

  h1 {
    font-size: clamp(40px, 13vw, 58px);
  }

  .hero {
    padding: 38px 0 42px;
  }

  .hero__actions,
  .footer,
  .mini-grid,
  .feature-grid,
  .timeline,
  .trust-stack,
  .proof-strip,
  .brief-layers,
  .metric-row {
    grid-template-columns: 1fr;
  }

  .hero__actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .logos {
    justify-content: flex-start;
    border-radius: 28px;
  }

  .feature-card,
  .timeline__item {
    min-height: auto;
  }

  .section {
    padding-top: 72px;
  }

  .motion-board,
  .visual-lab__canvas {
    min-height: 320px;
  }

  .app-screen__bar strong {
    font-size: 11px;
  }

  .lens-grid,
  .lab-result {
    grid-template-columns: 1fr;
  }

  .lens-grid {
    gap: 6px;
  }

  .orbit-ring--one {
    width: 210px;
    height: 210px;
  }

  .orbit-ring--two {
    width: 280px;
    height: 150px;
  }

  .orbit-chip--news,
  .orbit-chip--pyq,
  .orbit-chip--mains,
  .orbit-chip--recall {
    position: absolute;
  }

  .desk-scene__screen {
    left: 8%;
    right: 8%;
  }

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

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