/* ==========================================================
   Kebha Dreamhacker Hub — Courses Page
   Shares the site's light-purple theme (see contact.css)
   ========================================================== */

:root {
  --purple-50:  #f7f3fc;
  --purple-100: #efe6fa;
  --purple-200: #e0cdf5;
  --purple-300: #cba7ec;
  --purple-400: #ab7ce0;
  --purple-500: #8e5fd1;
  --purple-600: #7347b8;
  --purple-700: #5c3792;
  --text-dark:  #2e2340;
  --text-muted: #6b6079;
  --white: #ffffff;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(142, 95, 209, 0.15);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--purple-50);
  color: var(--text-dark);
  line-height: 1.6;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

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

/* ---------- Header (shared look) ---------- */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--purple-100);
  position: sticky;
  top: 0;
  z-index: 20;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
}
.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--purple-700);
}
.logo span { color: var(--purple-400); font-weight: 400; }
.main-nav a {
  margin-left: 28px;
  color: var(--text-muted);
  font-weight: 500;
  transition: color 0.2s;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--purple-600);
}

/* ---------- Hamburger toggle (mobile) ---------- */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 38px;
  background: var(--purple-50);
  border: 1.5px solid var(--purple-300);
  border-radius: 8px;
  cursor: pointer;
  padding: 0;
}
.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--purple-600);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.2s;
}
.menu-toggle:hover { border-color: var(--purple-500); }
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.courses-hero {
  background: linear-gradient(135deg, var(--purple-200), var(--purple-100));
  padding: 64px 0 48px;
  text-align: center;
}
.courses-hero h1 {
  font-size: 2.4rem;
  margin: 0 0 12px;
  color: var(--purple-700);
}
.courses-hero p {
  max-width: 600px;
  margin: 0 auto;
  color: var(--text-muted);
}

/* ---------- Courses grid: fixed 3 columns x 2 rows ---------- */
.courses-section {
  padding: 56px 0 72px;
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.course-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--purple-100);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
}
.course-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(142, 95, 209, 0.22);
}

.course-thumb {
  position: relative;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.course-emoji { font-size: 2.6rem; }

.badge {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.badge-bundle {
  background: var(--white);
  color: var(--purple-700);
}
.badge-single {
  background: rgba(255,255,255,0.85);
  color: var(--purple-600);
}

.course-body {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.course-category {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--purple-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.course-body h3 {
  margin: 8px 0 4px;
  font-size: 1.1rem;
  color: var(--text-dark);
  line-height: 1.35;
}

.course-instructor {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0 0 10px;
}

.course-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
  flex: 1;
}

.course-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--purple-100);
}

.course-price {
  font-weight: 700;
  color: var(--purple-700);
  font-size: 1rem;
}

.btn-details {
  background: var(--purple-500);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 999px;
  transition: background 0.2s;
}
.btn-details:hover { background: var(--purple-600); }

/* ---------- Footer (shared look) ---------- */
.site-footer {
  background: var(--text-dark);
  color: var(--purple-100);
  padding: 28px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-links a {
  margin-right: 20px;
  color: var(--purple-200);
  font-size: 0.88rem;
}
.footer-links a:hover { color: var(--white); }
.copyright { font-size: 0.82rem; color: var(--purple-300); margin: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .courses-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .courses-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .menu-toggle { display: flex; }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--white);
    border-bottom: 1px solid var(--purple-100);
    box-shadow: var(--shadow);
    padding: 12px 24px 16px;
  }
  .main-nav.open { display: flex; }
  .main-nav a {
    margin-left: 0;
    padding: 12px 4px;
    color: var(--purple-700);
    border-bottom: 1px solid var(--purple-100);
  }
  .main-nav a:last-child { border-bottom: none; }
  .main-nav a:hover,
  .main-nav a.active { color: var(--purple-500); }
}