/*
Theme Name: Little Sol School
Theme URI: https://lsm.edu.vn/
Author: Codex
Author URI: https://lsm.edu.vn/
Description: Custom school theme for Little Sol Montessori.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
Text Domain: little-sol-school
*/

:root {
  --lss-blue: #2f6d9d;
  --lss-blue-deep: #25597f;
  --lss-blue-soft: #edf5fb;
  --lss-yellow: #f4b400;
  --lss-yellow-soft: #fde39a;
  --lss-cream: #fff9ec;
  --lss-ink: #27425d;
  --lss-muted: #5b6f82;
  --lss-line: #d9e5ef;
  --lss-white: #ffffff;
  --lss-shadow: 0 24px 56px rgba(47, 109, 157, 0.12);
  --lss-radius-lg: 28px;
  --lss-radius-md: 20px;
  --lss-container: 1320px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--lss-ink);
  background: linear-gradient(180deg, var(--lss-cream) 0%, #ffffff 36%);
  font-family: "Aptos", "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: var(--lss-blue-deep);
  text-decoration: none;
}

a:hover {
  color: var(--lss-blue);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.lss-site-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.lss-container {
  width: min(var(--lss-container), calc(100% - 32px));
  margin: 0 auto;
}

.lss-site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(18px);
  background: rgba(255, 249, 236, 0.88);
  border-bottom: 1px solid rgba(47, 109, 157, 0.12);
}

.lss-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 86px;
}

.lss-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--lss-blue-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
  font-weight: 700;
}

.lss-brand img {
  width: 54px;
  height: 54px;
  object-fit: contain;
}

.lss-primary-nav ul {
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.lss-primary-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  font-weight: 700;
}

.lss-primary-nav .current-menu-item > a,
.lss-primary-nav a:hover {
  background: var(--lss-blue-soft);
}

.lss-header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  background: var(--lss-yellow);
  color: var(--lss-blue-deep);
  font-weight: 800;
}

.lss-main {
  flex: 1;
}

.lss-hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0 48px;
}

.lss-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top left, rgba(244, 180, 0, 0.22), transparent 26%),
    radial-gradient(circle at right center, rgba(47, 109, 157, 0.14), transparent 24%);
  pointer-events: none;
}

.lss-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 28px;
  align-items: center;
}

.lss-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 36px;
  padding: 0 16px;
  border-radius: 999px;
  background: var(--lss-yellow-soft);
  color: var(--lss-blue-deep);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lss-hero h1,
.lss-page-title h1,
.lss-post-title {
  margin: 16px 0 16px;
  color: var(--lss-blue-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(42px, 7vw, 86px);
  line-height: 0.94;
}

.lss-hero p {
  max-width: 700px;
  margin: 0;
  color: var(--lss-muted);
  font-size: 18px;
}

.lss-hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.lss-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 800;
}

.lss-button-primary {
  background: var(--lss-blue);
  color: var(--lss-white);
}

.lss-button-secondary {
  border-color: var(--lss-line);
  background: var(--lss-white);
  color: var(--lss-blue-deep);
}

.lss-hero-card,
.lss-panel,
.lss-class-card,
.lss-post-card {
  background: var(--lss-white);
  border: 1px solid var(--lss-line);
  border-radius: var(--lss-radius-lg);
  box-shadow: var(--lss-shadow);
}

.lss-hero-card {
  padding: 28px;
}

.lss-hero-card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.lss-metric {
  border-radius: var(--lss-radius-md);
  background: linear-gradient(180deg, #f4f9fd 0%, #ffffff 100%);
  padding: 18px;
}

.lss-metric-label {
  display: block;
  margin-bottom: 8px;
  color: #6f8aa2;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lss-metric-value {
  color: var(--lss-blue-deep);
  font-size: 28px;
  font-weight: 800;
  line-height: 1.1;
}

.lss-section {
  padding: 28px 0 64px;
}

.lss-section-header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
  margin-bottom: 24px;
}

.lss-section-header h2 {
  margin: 0;
  color: var(--lss-blue-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 0.98;
}

.lss-section-header p {
  margin: 0;
  color: var(--lss-muted);
  max-width: 560px;
}

.lss-grid {
  display: grid;
  gap: 24px;
}

.lss-grid-classes {
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
}

.lss-class-card,
.lss-post-card {
  overflow: hidden;
}

.lss-card-media {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--lss-yellow-soft) 0%, var(--lss-yellow) 100%);
}

.lss-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lss-card-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 22px;
}

.lss-card-top {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 14px;
}

.lss-card-top h3 {
  margin: 0;
  color: var(--lss-blue-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 32px;
  line-height: 1.02;
}

.lss-fee-pill {
  min-width: 120px;
  border-radius: 18px;
  padding: 12px 14px;
  background: var(--lss-yellow);
  color: var(--lss-blue-deep);
  text-align: center;
  font-size: 12px;
  font-weight: 800;
}

.lss-fee-pill span {
  display: block;
  margin-top: 4px;
  font-size: 18px;
  line-height: 1.1;
}

.lss-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.lss-meta-item {
  border-radius: 18px;
  background: var(--lss-blue-soft);
  padding: 14px 16px;
}

.lss-meta-item strong {
  display: block;
  margin-bottom: 6px;
  color: #6f8aa2;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lss-card-copy,
.lss-entry-content,
.lss-entry-summary {
  color: var(--lss-muted);
}

.lss-page-header,
.lss-post-hero {
  padding: 44px 0 18px;
}

.lss-page-title h1,
.lss-post-title {
  font-size: clamp(36px, 6vw, 68px);
}

.lss-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  gap: 28px;
  align-items: start;
  padding-bottom: 64px;
}

.lss-article,
.lss-sidebar {
  padding: 26px;
}

.lss-sidebar {
  position: sticky;
  top: 110px;
}

.lss-price-box {
  margin-bottom: 18px;
  border-radius: 22px;
  padding: 24px;
  background: linear-gradient(135deg, var(--lss-blue) 0%, var(--lss-blue-deep) 100%);
  color: var(--lss-white);
}

.lss-price-box span {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.8;
}

.lss-price-box strong {
  font-size: 34px;
  line-height: 1.02;
}

.lss-sidebar-stack {
  display: grid;
  gap: 12px;
}

.lss-sidebar-item {
  border-radius: 18px;
  background: var(--lss-blue-soft);
  padding: 16px 18px;
}

.lss-sidebar-item small {
  display: block;
  margin-bottom: 6px;
  color: #6f8aa2;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lss-post-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.lss-post-card .lss-card-body h3 {
  font-size: 28px;
}

.lss-site-footer {
  margin-top: auto;
  border-top: 1px solid rgba(47, 109, 157, 0.12);
  background: #f6fbff;
}

.lss-footer-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  gap: 24px;
  padding: 36px 0;
}

.lss-footer-title {
  margin: 0 0 12px;
  color: var(--lss-blue-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 30px;
}

.lss-footer-copy,
.lss-footer-links {
  color: var(--lss-muted);
}

.lss-footer-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.lss-footer-links li + li {
  margin-top: 10px;
}

.lss-empty {
  padding: 32px 0 64px;
  color: var(--lss-muted);
}

.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 1024px) {
  .lss-hero-grid,
  .lss-layout,
  .lss-footer-grid {
    grid-template-columns: 1fr;
  }

  .lss-sidebar {
    position: static;
  }
}

@media (max-width: 760px) {
  .lss-header-row {
    flex-wrap: wrap;
    justify-content: center;
    padding: 14px 0;
  }

  .lss-primary-nav ul {
    flex-wrap: wrap;
    justify-content: center;
  }

  .lss-meta-grid,
  .lss-hero-card-grid {
    grid-template-columns: 1fr;
  }

  .lss-card-top {
    flex-direction: column;
  }
}