:root {
  color-scheme: light;
  --ink: #162033;
  --muted: #647084;
  --line: rgba(255, 255, 255, 0.5);
  --glass: rgba(255, 255, 255, 0.58);
  --glass-strong: rgba(255, 255, 255, 0.76);
  --blue: #0a66ff;
  --cyan: #15b8d8;
  --green: #13a86b;
  --shadow: 0 24px 80px rgba(22, 32, 51, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 18% 8%, rgba(105, 180, 255, 0.38), transparent 32vw),
    radial-gradient(circle at 92% 16%, rgba(137, 228, 199, 0.32), transparent 30vw),
    linear-gradient(135deg, #f7fbff 0%, #edf5f8 45%, #f8fbff 100%);
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.28) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.28) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 70%);
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 56px);
  background: rgba(245, 250, 255, 0.68);
  border-bottom: 1px solid rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(22px) saturate(1.4);
}

.brand {
  font-size: 17px;
  font-weight: 800;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

.nav a:last-child {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  border-radius: 999px;
  padding: 8px 14px;
  box-shadow: 0 12px 28px rgba(10, 102, 255, 0.24);
}

main {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.glass {
  background: linear-gradient(145deg, var(--glass-strong), var(--glass));
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(26px) saturate(1.55);
}

.hero {
  min-height: calc(100vh - 74px);
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.72fr);
  align-items: center;
  gap: clamp(24px, 5vw, 64px);
  padding: 54px 0 36px;
}

.hero-copy {
  padding: clamp(28px, 5vw, 58px);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 15px;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 22px;
  font-size: clamp(40px, 6vw, 70px);
  line-height: 1.04;
  font-weight: 900;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.12;
  font-weight: 900;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.24;
}

.lead {
  max-width: 700px;
  color: #344157;
  font-size: 20px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 13px 22px;
  font-weight: 800;
}

.button.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 16px 34px rgba(10, 102, 255, 0.27);
}

.button.secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.9);
}

.button.large {
  min-width: 220px;
}

.portrait-panel {
  overflow: hidden;
  align-self: stretch;
  min-height: 640px;
  display: flex;
  flex-direction: column;
}

.portrait-panel img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
  object-position: center top;
}

.portrait-panel figcaption {
  padding: 18px 22px 22px;
}

.portrait-panel strong,
.portrait-panel span {
  display: block;
}

.portrait-panel strong {
  font-size: 24px;
}

.profile-heading {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.profile-heading strong {
  flex: 0 0 auto;
}

.portrait-panel span {
  margin-top: 4px;
  color: var(--muted);
  line-height: 1.5;
}

.degree-badges {
  display: flex !important;
  flex-wrap: wrap;
  gap: 2px;
  margin-top: 0 !important;
}

.degree-badges em {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 84px;
  height: 30px;
  min-height: 30px;
  padding: 2px 6px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 10px;
  color: #25314a;
  background: rgba(255, 255, 255, 0.34);
  font-size: 13px;
  font-style: normal;
  font-weight: 850;
}

.degree-badges img {
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: contain;
}

.section {
  padding: 64px 0;
}

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

.stat {
  min-height: 150px;
  padding: 26px;
  position: relative;
  overflow: hidden;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.stat::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  background: linear-gradient(135deg, rgba(10, 102, 255, 0.16), rgba(21, 184, 216, 0.14), rgba(19, 168, 107, 0.13));
  transition: opacity 0.22s ease;
}

.stat:nth-child(2)::before {
  background: linear-gradient(135deg, rgba(19, 168, 107, 0.18), rgba(10, 102, 255, 0.12));
}

.stat:nth-child(3)::before {
  background: linear-gradient(135deg, rgba(111, 76, 255, 0.15), rgba(10, 102, 255, 0.13));
}

.stat:nth-child(4)::before {
  background: linear-gradient(135deg, rgba(255, 184, 77, 0.18), rgba(10, 102, 255, 0.12));
}

.stat:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 30px 90px rgba(10, 102, 255, 0.18);
}

.stat:hover::before {
  opacity: 1;
}

.stat strong {
  position: relative;
  display: block;
  margin-bottom: 14px;
  color: var(--blue);
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1;
}

.stat span {
  position: relative;
  color: #445168;
  font-size: 16px;
  line-height: 1.55;
}

.split,
.video-section,
.course {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 28px;
  align-items: start;
}

.story,
.course-copy,
.login-panel,
.steps {
  padding: clamp(24px, 4vw, 40px);
}

.story p,
.video-copy p,
.course-copy p,
.login-panel p,
.problem-grid p,
.steps p {
  color: #4d5a70;
  font-size: 17px;
  line-height: 1.78;
}

.quote {
  margin-bottom: 0;
  padding-left: 18px;
  border-left: 4px solid var(--blue);
  color: var(--ink) !important;
  font-weight: 800;
}

.about-visual {
  position: relative;
  width: min(520px, 100%);
  margin: 28px 0 0 0;
  transform: translateX(0);
  border-radius: 26px;
  background:
    linear-gradient(135deg, rgba(10, 102, 255, 0.12), rgba(19, 168, 107, 0.1)),
    rgba(255, 255, 255, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: 0 20px 54px rgba(22, 32, 51, 0.1);
  overflow: hidden;
}

.about-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(248,251,255,0.52), rgba(248,251,255,0.03) 24%, rgba(248,251,255,0.04) 76%, rgba(248,251,255,0.52)),
    linear-gradient(180deg, rgba(22, 32, 51, 0.10), rgba(248,251,255,0.34));
}

.about-visual img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  opacity: 0.82;
  filter: saturate(0.9) contrast(0.95);
}

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

.problem-grid article {
  padding: 26px;
}

.problem-grid h3 {
  font-size: 20px;
}

.roadmap .section-title,
.proof .section-title,
.logo-wall-section .section-title,
.model-section .section-title {
  max-width: 760px;
}

.section-desc {
  margin-bottom: 26px;
  color: #536177;
  font-size: 17px;
  line-height: 1.7;
}

.logo-wall {
  padding: clamp(22px, 4vw, 36px);
}

.logo-group + .logo-group {
  margin-top: 28px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.58);
}

.logo-group h3 {
  margin-bottom: 16px;
  color: #25314a;
}

.logo-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.logo-grid figure {
  min-height: 126px;
  margin: 0;
  display: grid;
  grid-template-rows: 1fr auto;
  align-items: center;
  justify-items: center;
  gap: 8px;
  padding: 16px 14px 12px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.52);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transition: transform 0.2s ease, background 0.2s ease;
}

.logo-grid figure:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.72);
}

.logo-grid img {
  width: 100%;
  height: 76px;
  object-fit: contain;
  align-self: center;
}

.logo-grid .logo-emphasis img {
  height: 90px;
}

.logo-grid figcaption {
  align-self: end;
  padding: 0;
  color: #536177;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
}

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

.steps span {
  color: var(--green);
  font-weight: 900;
}

.video-section {
  align-items: center;
}

.video-card {
  width: min(420px, 100%);
  justify-self: end;
  padding: 12px;
  border-radius: 36px;
}

.video-card video {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  border-radius: 26px;
  background: #0b1220;
}

.channel-panel {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 28px;
  align-items: center;
  padding: clamp(24px, 4vw, 40px);
}

.channel-panel h3 {
  margin-bottom: 12px;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.12;
}

.channel-panel p {
  color: #4d5a70;
  font-size: 17px;
  line-height: 1.75;
}

.channel-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  align-items: stretch;
}

.channel-metrics span {
  min-height: 132px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  padding: 18px;
  border-radius: 20px;
  color: #536177;
  background: rgba(255, 255, 255, 0.54);
  font-size: 18px;
  font-weight: 700;
}

.channel-metrics strong {
  display: block;
  margin-bottom: 8px;
  color: var(--blue);
  font-size: 34px;
  line-height: 1.05;
  min-height: 48px;
  display: flex;
  align-items: flex-start;
}

.qr-card {
  margin: 0;
  overflow: hidden;
}

figcaption {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

.qr-card figcaption {
  padding: 12px 18px 14px;
  font-weight: 800;
}

.course {
  align-items: start;
}

.course-copy ul {
  margin: 12px 0 22px;
  padding-left: 20px;
  color: #3f4c62;
  line-height: 1.8;
}

.course-copy h3 {
  margin: 24px 0 10px;
  font-size: 22px;
}

.booking-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: booking;
}

.booking-steps li {
  counter-increment: booking;
  min-height: 74px;
  display: grid;
  grid-template-columns: 38px 110px 1fr;
  column-gap: 14px;
  align-items: center;
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.54);
  border: 1px solid rgba(255, 255, 255, 0.78);
}

.booking-steps li::before {
  content: counter(booking);
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  font-weight: 900;
}

.booking-steps strong,
.booking-steps span {
  display: block;
}

.booking-steps strong {
  margin-bottom: 0;
  color: var(--blue);
  font-size: 19px;
}

.booking-steps span {
  color: #536177;
  line-height: 1.55;
}

.formula {
  margin-bottom: 18px;
  padding: clamp(24px, 4vw, 36px);
}

.formula strong {
  display: block;
  margin-bottom: 12px;
  color: var(--blue);
  font-size: clamp(24px, 4vw, 38px);
  line-height: 1.25;
}

.formula p {
  max-width: 900px;
  margin-bottom: 0;
  color: #4d5a70;
  font-size: 17px;
  line-height: 1.75;
}

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

.nine-grid article {
  padding: 26px;
}

.nine-grid .featured {
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.84), rgba(255, 255, 255, 0.6)),
    linear-gradient(135deg, rgba(10, 102, 255, 0.16), rgba(19, 168, 107, 0.18));
}

.nine-grid p {
  color: #4d5a70;
  font-size: 17px;
  line-height: 1.7;
}

.qr-card {
  width: min(380px, 100%);
  justify-self: end;
}

.qr-card img {
  width: 100%;
}

.login-section {
  padding-bottom: 100px;
}

.login-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.84), rgba(255, 255, 255, 0.56)),
    linear-gradient(135deg, rgba(10, 102, 255, 0.12), rgba(19, 168, 107, 0.12));
}

.login-panel h2 {
  font-size: clamp(28px, 4vw, 44px);
}

.login-panel p {
  max-width: 680px;
  margin-bottom: 0;
}

@media (max-width: 940px) {
  .nav {
    max-width: 62vw;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero,
  .split,
  .video-section,
  .course {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 28px;
  }

  .portrait-panel {
    min-height: 0;
    order: -1;
  }

  .portrait-panel img {
    max-height: 560px;
  }

  .stats,
  .problem-grid,
  .steps,
  .logo-grid,
  .nine-grid,
  .channel-panel {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .channel-metrics {
    grid-template-columns: 1fr;
  }

  .booking-steps {
    grid-template-columns: 1fr;
  }

  .video-card,
  .qr-card {
    justify-self: start;
  }
}

@media (max-width: 620px) {
  main {
    width: min(100% - 24px, 420px);
  }

  .site-header {
    padding: 12px;
    align-items: flex-start;
  }

  .brand {
    font-size: 15px;
    padding-top: 7px;
  }

  .nav {
    gap: 10px;
    font-size: 13px;
  }

  .hero-copy {
    padding: 24px;
    border-radius: 24px;
  }

  h1 {
    font-size: 36px;
  }

  .lead {
    font-size: 17px;
    line-height: 1.7;
  }

  .hero-actions,
  .login-panel {
    flex-direction: column;
    align-items: stretch;
  }

  .button {
    width: 100%;
  }

  .section {
    padding: 42px 0;
  }

  .problem-grid,
  .steps,
  .nine-grid,
  .channel-panel {
    grid-template-columns: 1fr;
  }

  .logo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .logo-grid figure {
    min-height: 116px;
    padding: 14px 10px 10px;
    border-radius: 16px;
  }

  .logo-grid img {
    height: 66px;
  }

  .logo-grid .logo-emphasis img {
    height: 78px;
  }

  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .stat {
    min-height: 0;
    padding: 20px 16px;
    border-radius: 22px;
  }

  .stat strong {
    font-size: 36px;
    margin-bottom: 12px;
  }

  .stat span {
    font-size: 14px;
    line-height: 1.55;
  }

  .portrait-panel img {
    max-height: 500px;
  }

  .glass {
    border-radius: 22px;
  }
}