:root {
  --history-primary: #7a4a15;
  --history-secondary: #c98a37;
  --history-ink: #1f2937;
  --history-muted: #5b6472;
  --history-paper: rgba(255, 252, 247, 0.9);
  --history-border: rgba(122, 74, 21, 0.12);
  --history-shadow: 0 20px 60px rgba(68, 45, 18, 0.16);
}

body {
  font-family: "Prompt", sans-serif;
  color: var(--history-ink);
  background: linear-gradient(180deg, #f7efe3 0%, #fffaf2 48%, #f8f4ee 100%);
}

.history-page {
  position: relative;
  overflow: hidden;
  padding-top: 160px;
}

.history-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.history-hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  padding: 140px 0 56px;
  background:
    linear-gradient(135deg, rgba(40, 27, 10, 0.78), rgba(122, 74, 21, 0.48)),
    url("../img/ข้อมูลทั่วไปสถานการศึกษา.jpg") center/cover no-repeat;
}

.history-hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 247, 234, 0.18)),
    radial-gradient(circle at top right, rgba(255, 214, 153, 0.28), transparent 35%);
}

.history-hero__content {
  position: relative;
  max-width: 760px;
  color: #fffaf3;
  z-index: 1;
}

.history-badge,
.history-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(255, 244, 226, 0.16);
  border: 1px solid rgba(255, 240, 215, 0.28);
  backdrop-filter: blur(10px);
}

.history-hero__content h1 {
  margin: 18px 0 14px;
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.12;
  font-weight: 700;
}

.history-hero__content p {
  margin: 0;
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  line-height: 1.85;
  color: rgba(255, 248, 238, 0.96);
}

.history-content {
  position: relative;
  margin-top: -48px;
  padding: 0 0 72px;
}

.history-card {
  position: relative;
  padding: 34px;
  border-radius: 30px;
  background: linear-gradient(180deg, rgba(255, 253, 249, 0.97), rgba(255, 250, 242, 0.94));
  border: 1px solid var(--history-border);
  box-shadow: var(--history-shadow);
  backdrop-filter: blur(12px);
}

.history-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(120deg, rgba(201, 138, 55, 0.08), transparent 28%),
    radial-gradient(circle at bottom right, rgba(122, 74, 21, 0.08), transparent 24%);
  pointer-events: none;
}

.history-title,
.history-block,
.history-grid,
.history-stats,
.history-subgrid {
  position: relative;
  z-index: 1;
}

.history-title {
  margin-bottom: 22px;
}

.history-eyebrow {
  color: var(--history-primary);
  background: rgba(201, 138, 55, 0.1);
  border-color: rgba(201, 138, 55, 0.18);
}

.history-title h2 {
  margin: 14px 0 0;
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  color: #43290e;
}

.history-block {
  margin-bottom: 28px;
}

.history-block h3,
.history-panel h3,
.history-highlight h4 {
  margin: 0 0 12px;
  color: #5e370d;
}

.history-block p,
.history-panel p,
.history-highlight p,
.history-list li {
  font-size: 1rem;
  line-height: 1.95;
  color: var(--history-ink);
}

.history-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-bottom: 28px;
}

.history-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.history-panel,
.history-highlight {
  height: 100%;
  padding: 24px;
  border-radius: 24px;
  background: var(--history-paper);
  border: 1px solid rgba(122, 74, 21, 0.08);
  box-shadow: 0 14px 34px rgba(92, 62, 25, 0.08);
}

.history-subgrid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.history-list {
  margin: 0;
  padding-left: 20px;
}

.history-list li + li {
  margin-top: 8px;
}

.history-list.two-columns {
  columns: 2;
  column-gap: 28px;
}

.history-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 0 0 28px;
}

.stat-card {
  padding: 24px 22px;
  border-radius: 24px;
  background: linear-gradient(180deg, #fff9ef 0%, #fff4df 100%);
  border: 1px solid rgba(201, 138, 55, 0.18);
  text-align: center;
}

.stat-value {
  display: block;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  font-weight: 700;
  color: var(--history-primary);
  line-height: 1.1;
}

.stat-label {
  display: block;
  margin-top: 8px;
  font-size: 0.96rem;
  color: var(--history-muted);
}

@media (max-width: 991px) {
  .history-page {
    padding-top: 148px;
  }

  .history-hero {
    min-height: 360px;
    padding-top: 128px;
  }

  .history-card {
    padding: 28px 22px;
    border-radius: 24px;
  }

  .history-grid,
  .history-grid--three,
  .history-subgrid,
  .history-stats {
    grid-template-columns: 1fr;
  }

  .history-list.two-columns {
    columns: 1;
  }
}

@media (max-width: 640px) {
  .history-page {
    padding-top: 178px;
  }

  .history-shell {
    width: min(100% - 20px, 1120px);
  }

  .history-hero {
    min-height: 320px;
    padding: 116px 0 44px;
    background-position: center;
  }

  .history-badge,
  .history-eyebrow {
    font-size: 0.78rem;
  }

  .history-card {
    padding: 22px 16px;
  }

  .history-panel,
  .history-highlight,
  .stat-card {
    padding: 18px 16px;
    border-radius: 20px;
  }

  .history-block p,
  .history-panel p,
  .history-highlight p,
  .history-list li {
    font-size: 0.98rem;
    line-height: 1.82;
  }
}