:root {
  color-scheme: light;
  --bg: #f6f7f4;
  --panel: #ffffff;
  --ink: #18201b;
  --muted: #627068;
  --line: #dce4dd;
  --green: #1b7f58;
  --blue: #226b8c;
  --red: #9c473f;
  --gold: #a37a28;
  --radius: 8px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  background: var(--bg);
  color: var(--ink);
  margin: 0;
}

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

.sample-header {
  align-items: center;
  background: rgba(246, 247, 244, 0.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  padding: 14px clamp(18px, 4vw, 56px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand,
.sample-nav,
.preview-top,
.preview-strip,
.review-row {
  align-items: center;
  display: flex;
}

.brand {
  font-size: 15px;
  font-weight: 850;
  gap: 10px;
}

.brand-mark {
  align-items: center;
  background: var(--ink);
  border-radius: 7px;
  color: white;
  display: inline-flex;
  height: 32px;
  justify-content: center;
  width: 32px;
}

.sample-nav {
  color: var(--muted);
  font-size: 14px;
  gap: 18px;
}

.intro,
.sample-band {
  padding: clamp(44px, 6vw, 84px) clamp(20px, 5vw, 72px);
}

.intro {
  min-height: 58vh;
  display: grid;
  align-items: center;
}

.intro div {
  max-width: 940px;
}

.section-label {
  color: var(--green);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0;
  margin: 0 0 16px;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(46px, 7vw, 88px);
  line-height: 0.98;
  margin-bottom: 22px;
}

h2 {
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1;
  margin-bottom: 18px;
}

p,
li {
  color: var(--muted);
  line-height: 1.55;
}

.intro p {
  font-size: clamp(18px, 2vw, 22px);
  max-width: 780px;
}

.sample-band {
  display: grid;
  gap: clamp(28px, 6vw, 72px);
  grid-template-columns: minmax(0, 0.72fr) minmax(360px, 1fr);
}

.sample-copy {
  align-self: center;
}

.sample-copy ul {
  display: grid;
  gap: 9px;
  margin: 24px 0 0;
  padding-left: 20px;
}

.site-preview {
  align-self: center;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 24px 70px rgba(32, 46, 39, 0.1);
  overflow: hidden;
}

.preview-top {
  border-bottom: 1px solid var(--line);
  justify-content: space-between;
  padding: 16px 18px;
}

.preview-top span {
  font-weight: 850;
}

button {
  background: var(--ink);
  border: 0;
  border-radius: var(--radius);
  color: white;
  font: inherit;
  font-weight: 850;
  min-height: 38px;
  padding: 0 14px;
}

.preview-hero,
.service-grid,
.lesson-board,
.dashboard-mock,
.event-poster {
  display: grid;
  gap: 18px;
  padding: clamp(20px, 4vw, 34px);
}

.two-column,
.service-grid,
.dashboard-mock,
.event-poster {
  grid-template-columns: minmax(0, 1fr) minmax(160px, 0.65fr);
}

.preview-hero strong,
.service-grid strong,
.lesson-card strong,
.dashboard-mock strong,
.event-poster strong {
  display: block;
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.04;
  margin-bottom: 12px;
}

.portrait-block,
.service-photo,
.formula,
.chart-bars,
.date-block {
  border-radius: 14px;
  min-height: 220px;
}

.portrait-block {
  align-items: end;
  background: #dcebe2;
  display: flex;
  justify-content: center;
  padding-top: 22px;
}

.portrait-block span {
  background: linear-gradient(#2a6f57, #163d32);
  border-radius: 80px 80px 16px 16px;
  display: block;
  height: 78%;
  width: 58%;
}

.preview-strip,
.review-row {
  background: #eef3f0;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
  gap: 10px;
  padding: 16px 18px;
}

.preview-strip span,
.review-row span {
  background: white;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  padding: 6px 10px;
}

.local {
  background: #eef3f0;
}

.service-photo {
  background:
    linear-gradient(135deg, rgba(34, 107, 140, 0.18), transparent),
    repeating-linear-gradient(90deg, #d9e5e8 0 14px, #eef4f2 14px 28px);
}

.formula {
  align-items: center;
  background: #1b2a26;
  color: #dff4e8;
  display: flex;
  font-size: clamp(30px, 4vw, 50px);
  font-weight: 900;
  justify-content: center;
  line-height: 1;
  padding: 18px;
  text-align: center;
}

.lesson-board {
  grid-template-columns: minmax(180px, 0.7fr) minmax(0, 1fr);
}

.lesson-card {
  align-self: center;
}

.product {
  background: #edf2f5;
}

.chart-bars {
  align-items: end;
  background: #ffffff;
  border: 1px solid var(--line);
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(4, 1fr);
  padding: 22px;
}

.chart-bars span {
  background: var(--blue);
  border-radius: 8px 8px 0 0;
  display: block;
}

.chart-bars span:nth-child(1) {
  height: 38%;
}

.chart-bars span:nth-child(2) {
  height: 74%;
}

.chart-bars span:nth-child(3) {
  height: 52%;
}

.chart-bars span:nth-child(4) {
  height: 88%;
}

.workshop {
  background: #f2eee7;
}

.date-block {
  align-items: center;
  background: var(--gold);
  color: white;
  display: grid;
  justify-items: center;
  min-height: 190px;
}

.date-block span {
  font-size: 18px;
  font-weight: 850;
}

.date-block strong {
  color: white;
  font-size: 76px;
  margin: 0;
}

@media (max-width: 900px) {
  .sample-header,
  .sample-nav {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .sample-band,
  .two-column,
  .service-grid,
  .lesson-board,
  .dashboard-mock,
  .event-poster {
    grid-template-columns: 1fr;
  }

  .sample-nav {
    gap: 10px;
  }
}