/* 
  ========================================================================
  CATALOG WEBSITE STYLE
  PKBM Alif - Produk Pembelajaran
  ========================================================================
*/

/* --- DESIGN TOKENS --- */
:root {
  --font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  
  --color-primary: #2cba8e;
  --color-primary-hover: #1f9a74;
  --color-badge-bg: #e8f8f3;
  --color-badge-border: #c5ede0;
  
  --color-bg-page: #F9FAFB;
  --color-bg-card: #FFFFFF;
  
  --color-text-main: #111827;
  --color-text-muted: #6B7280;
  --color-text-light: #9CA3AF;
  
  --color-border: #E5E7EB;
  
  --radius-card: 12px;
  --radius-btn: 6px;
  
  --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.08);
  
  --container: 1100px;
  --gutter: clamp(16px, 5vw, 48px);
}

/* --- RESET & BASE --- */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family);
  color: var(--color-text-main);
  background-color: var(--color-bg-page);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

h1, h2, p, ul, li {
  margin: 0;
  padding: 0;
}

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

/* --- LAYOUT --- */
.main-content {
  padding: 60px 0;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* --- NAVBAR --- */
.navbar {
  background-color: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 2px rgba(0,0,0,0.03);
}

.navbar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

.navbar__logo {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-text-main);
  letter-spacing: -0.02em;
}

.navbar__menu {
  display: flex;
  list-style: none;
  gap: 24px;
}

.navbar__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

.navbar__link:hover {
  color: var(--color-primary-hover);
}

.navbar__link--active {
  color: var(--color-primary);
}

/* --- HEADER --- */
.page-header {
  margin-bottom: 48px;
}

.page-header__eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 8px;
  display: block;
}

.page-header__title-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 16px;
}

.page-header__title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text-main);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-header__subtitle {
  font-size: 16px;
  color: var(--color-text-muted);
}

.page-header__count {
  font-size: 14px;
  color: var(--color-text-light);
}

/* --- PRODUCT GRID --- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 24px;
  align-items: start;
}

/* --- PRODUCT CARD --- */
.product-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  display: flex;
  flex-direction: column;
  max-width: 420px;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: #d1d5db;
}

/* Visual Header */
.product-card__visual {
  background-color: var(--color-primary);
  padding: 24px;
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
  /* Minimal subtle radial gradient */
  background-image: radial-gradient(circle at 100% 0%, rgba(255,255,255,0.08) 0%, transparent 60%);
}

/* Simple geometric shapes for the banner */
.product-card__visual::before,
.product-card__visual::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}

.product-card__visual::before {
  width: 140px;
  height: 140px;
  top: -40px;
  right: -30px;
}

.product-card__visual::after {
  width: 80px;
  height: 80px;
  bottom: -20px;
  right: 60px;
}

.product-card__visual-brand {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.9;
  margin-bottom: 32px;
  display: block;
}

.product-card__visual-label {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.3;
  letter-spacing: 0.02em;
}

.product-card__visual-coverage {
  font-size: 11px;
  line-height: 1.6;
  opacity: 0.85;
  font-weight: 500;
  letter-spacing: 0.05em;
}

/* Body */
.product-card__body {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-card__badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--color-badge-bg);
  color: var(--color-primary-hover);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
  align-self: flex-start;
  border: 1px solid var(--color-badge-border);
}

.product-card__name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text-main);
  letter-spacing: -0.01em;
}

.product-card__desc {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  line-height: 1.6;
}

/* Pricing */
.product-card__pricing {
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.product-card__price-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.product-card__price {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.product-card__price-unit {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-muted);
}

.product-card__access {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary-hover);
  margin-top: 2px;
  margin-bottom: 4px;
}

.product-card__group-price {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--color-primary-hover);
  margin-top: 4px;
}

/* Actions / Buttons */
.product-card__actions {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.product-card__btn {
  display: inline-flex;
  flex-grow: 1;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: var(--radius-btn);
  transition: all 0.2s ease;
  border: 1px solid transparent;
  cursor: pointer;
}

.product-card__btn--primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

.product-card__btn--primary:hover {
  background-color: var(--color-primary-hover);
  color: #FFFFFF;
}

.product-card__btn--secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.product-card__btn--secondary:hover {
  background-color: var(--color-badge-bg);
  color: var(--color-primary-hover);
}

.product-card__btn:active {
  transform: translateY(1px);
}

.product-card__btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(44, 186, 142, 0.4);
}

/* --- FOOTER --- */
.page-footer {
  margin-top: 80px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 14px;
  color: var(--color-text-light);
}

/* --- RESPONSIVE --- */
@media (max-width: 991px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  body {
    padding: 40px 0;
  }
}

@media (max-width: 767px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
  
  .page-header__title {
    font-size: 26px;
  }

  .page-header__title-wrapper {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}