/**
 * Stylesheet Bab II : Pembagian Fi'il (Kata Kerja)
 * Sesuai Draf Sketsa Klien & Dokumen Kurikulum Pesantren Al-Ikhlas Mantingan
 * 4 Dimensi: Makna, Struktur Huruf (14 Bina'), Waktu, dan Huruf Asli (Mujarrad/Mazid)
 * Arsitektur: Hub View (4 Pilar) & Detail View per Pilar (Terstruktur, Tanpa Garis Warna Samping)
 */

:root {
  --color-page-bg: #f9f7f2;
  --color-desktop-bg: #ece8de;
  --color-primary-green: #144233;
  --color-primary-dark: #0c2b21;
  --color-green-surface: #edf5f0;
  --color-green-soft: #e2ede7;

  --color-gold: #c88a22;
  --color-gold-light: #fede94;
  --color-gold-hover: #e09f2c;
  --color-gold-badge: #9c6c1f;
  --color-gold-soft: #fbf5e8;

  --color-text-title: #103326;
  --color-text-body: #2c4237;
  --color-text-muted: #5e786b;

  --color-card-bg: #ffffff;
  --color-card-border: #e6dfd1;

  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-arabic: 'Amiri', 'Traditional Arabic', serif;

  --shadow-card: 0 4px 16px rgba(16, 51, 38, 0.06);
  --shadow-hover: 0 8px 24px rgba(16, 51, 38, 0.12);
  --radius-card: 18px;
  --radius-item: 12px;

  --transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  min-height: 100%;
  background-color: var(--color-desktop-bg);
  font-family: var(--font-sans);
  color: var(--color-text-body);
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: 8px;
}

/* ==========================================================
   PAGE OUTER LAYOUT
   ========================================================== */
.bab-body {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 100vh;
  padding: 0;
}

@media (min-width: 600px) {
  .bab-body {
    padding: 1.5rem 1rem 3.5rem;
  }
}

.bab-container {
  width: 100%;
  max-width: 740px;
  min-height: 100vh;
  background-color: var(--color-page-bg);
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1.25rem 3.5rem;
  gap: 1.35rem;
  position: relative;
}

@media (min-width: 600px) {
  .bab-container {
    min-height: auto;
    border-radius: 28px;
    border: 1px solid var(--color-card-border);
    box-shadow: 0 16px 45px rgba(0, 0, 0, 0.09);
    padding: 1.75rem 1.75rem 3.5rem;
  }
}

/* ==========================================================
   TOP NAVIGATION BAR
   ========================================================== */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-card-border);
}

.nav-back-link,
.nav-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-primary-green);
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.35rem 0.6rem;
  border-radius: 8px;
  transition: var(--transition);
  font-family: inherit;
}

.nav-back-link:hover,
.nav-back-btn:hover {
  color: var(--color-gold);
  background-color: rgba(200, 138, 34, 0.08);
  transform: translateX(-2px);
}

.top-nav-actions {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.btn-fullscreen-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.38rem;
  background: var(--color-gold-soft);
  color: #7d5108;
  border: 1px solid rgba(200, 138, 34, 0.35);
  padding: 0.28rem 0.65rem;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.btn-fullscreen-toggle:hover {
  background: #f5e8cd;
  border-color: var(--color-gold);
  transform: translateY(-1px);
}

.nav-tag {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--color-primary-green);
  background-color: var(--color-green-surface);
  border: 1px solid var(--color-green-soft);
  padding: 0.32rem 0.75rem;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

/* ==========================================================
   VIEW 1: HUB MENU 4 PILAR BAB II (PERSIS DRAF KLIEN HALAMAN 1)
   ========================================================== */
.hub-view-section {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  animation: fadeIn 0.28s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.bab-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.5rem 0 0.25rem;
}

.header-chapter-kicker {
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--color-gold);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.header-title {
  font-size: clamp(1.45rem, 2.6vw, 1.85rem);
  font-weight: 800;
  color: var(--color-primary-green);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0;
}

.header-arabic {
  font-family: var(--font-arabic);
  font-size: clamp(2rem, 3.2vw, 2.6rem);
  font-weight: 700;
  color: var(--color-primary-green);
  direction: rtl;
  line-height: 1.7;
  padding: 0.2rem 0 0.3rem;
}

.header-meta {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-weight: 600;
}

.meta-dot {
  color: var(--color-gold);
}

/* Pengantar Konsep Pembagian Fi'il */
.hub-intro-card {
  background: #ffffff;
  border: 1.5px solid var(--color-card-border);
  border-radius: var(--radius-card);
  padding: 1.15rem 1.35rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.hub-intro-title {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--color-primary-green);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.hub-intro-text {
  font-size: 0.82rem;
  color: var(--color-text-body);
  line-height: 1.55;
}

/* Banner Subtitle Menu */
.hub-sub-banner {
  text-align: center;
  padding: 0.5rem 0.25rem 0;
}

.hub-sub-heading {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--color-gold-badge);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* 4 Kartu Pilar Menu (Sesuai 4 Kotak Sketsa 1 Klien) */
.pilar-hub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.95rem;
}

@media (min-width: 580px) {
  .pilar-hub-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
}

.pilar-hub-card {
  background: #ffffff;
  border: 1.5px solid var(--color-card-border);
  border-radius: var(--radius-card);
  padding: 1.25rem 1.35rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.85rem;
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-card);
  position: relative;
  font-family: inherit;
}

.pilar-hub-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.pilar-hub-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.pilar-hub-badge {
  font-size: 0.72rem;
  font-weight: 800;
  color: #ffffff;
  background: var(--color-primary-green);
  padding: 0.22rem 0.65rem;
  border-radius: 999px;
  letter-spacing: 0.04em;
  transition: var(--transition);
}

.pilar-hub-card:hover .pilar-hub-badge {
  background: var(--color-gold);
}

.pilar-hub-ar {
  font-family: var(--font-arabic);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-gold);
  direction: rtl;
}

.pilar-hub-body {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.pilar-hub-title {
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--color-primary-green);
  line-height: 1.3;
}

.pilar-hub-desc {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}

.pilar-hub-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid #f2ede4;
  padding-top: 0.65rem;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--color-gold-badge);
}

.pilar-hub-card:hover .pilar-hub-footer {
  color: var(--color-primary-green);
}

.pilar-hub-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}

.pilar-hub-card:hover .pilar-hub-arrow {
  transform: translateX(4px);
}

/* ==========================================================
   VIEW 2: LAYAR DETAIL PER PILAR (FOKUS & TERSTRUKTUR)
   ========================================================== */
.detail-view-section {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  animation: fadeIn 0.25s ease;
}

/* Detail Top Header (Bersih, simetris, TANPA garis warna di pinggir) */
.detail-header-card {
  background: linear-gradient(135deg, #144233 0%, #1a5643 100%);
  color: #ffffff;
  border-radius: var(--radius-card);
  padding: 1.25rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 4px 16px rgba(16, 51, 38, 0.16);
}

.detail-header-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.detail-kicker {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--color-gold-light);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.detail-heading {
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
  line-height: 1.3;
}

.detail-arabic-badge {
  font-family: var(--font-arabic);
  font-size: 1.35rem;
  font-weight: 700;
  color: #fede94;
  direction: rtl;
  white-space: nowrap;
}

/* Quick Pillar Switcher Tabs inside Detail View */
.detail-quick-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.45rem;
  background: rgba(200, 138, 34, 0.08);
  padding: 0.35rem;
  border-radius: 12px;
  border: 1px solid #ebd39c;
}

.quick-tab-btn {
  background: transparent;
  border: none;
  padding: 0.45rem 0.35rem;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--color-primary-green);
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
}

.quick-tab-btn:hover {
  background: rgba(255, 255, 255, 0.7);
  color: var(--color-gold-badge);
}

.quick-tab-btn.is-active {
  background: var(--color-primary-green);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(16, 51, 38, 0.2);
}

/* Panels */
.pilar-panel {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  animation: fadeIn 0.22s ease;
}

/* ==========================================================
   (1) KONTEN PILAR MAKNA: MUTA'ADDI & LAZIM (SKETSA 1)
   ========================================================== */
.makna-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 600px) {
  .makna-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.makna-card {
  background: var(--color-card-bg);
  border: 1.5px solid var(--color-card-border);
  border-radius: var(--radius-card);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.makna-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.makna-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  border-bottom: 1px solid #ebd39c;
  padding-bottom: 0.6rem;
}

.makna-title-group {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.makna-tag {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--color-gold-badge);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.makna-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-primary-green);
  margin: 0;
}

.makna-arabic {
  font-family: var(--font-arabic);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-green);
  direction: rtl;
}

.makna-artinya {
  font-size: 0.84rem;
  color: var(--color-text-body);
  line-height: 1.5;
}

.makna-artinya strong {
  color: var(--color-primary-green);
}

/* Video Box */
.video-card-box {
  background: #000000;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
  border: 1px solid #d4b476;
}

.video-player {
  width: 100%;
  max-height: 220px;
  display: block;
  background-color: #000000;
}

.video-caption {
  font-size: 0.72rem;
  font-weight: 700;
  color: #7d5108;
  background: var(--color-gold-soft);
  padding: 0.4rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border-top: 1px solid #ebd39c;
}

/* Contoh Kalimat */
.contoh-box {
  background: #fdfaf2;
  border: 1px solid #ebd39c;
  border-radius: 10px;
  padding: 0.75rem 0.95rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.contoh-label {
  font-size: 0.7rem;
  font-weight: 800;
  color: #8c5b16;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.contoh-arabic {
  font-family: var(--font-arabic);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary-green);
  direction: rtl;
  line-height: 1.4;
}

.contoh-arti {
  font-size: 0.78rem;
  color: #4a6356;
  font-style: italic;
}

/* ==========================================================
   (2) KONTEN PILAR STRUKTUR HURUF / BINA' (SKETSA 2 BAWAH)
   ========================================================== */
.struktur-overview-banner {
  background: #ffffff;
  border: 1.5px solid var(--color-card-border);
  border-radius: var(--radius-card);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: var(--shadow-card);
}

.pengantar-huruf-title {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--color-primary-green);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.pengantar-huruf-desc {
  font-size: 0.8rem;
  color: var(--color-text-body);
  line-height: 1.5;
}

.bina-concept-master-img {
  width: 100%;
  max-height: 420px;
  border-radius: 10px;
  overflow: hidden;
  border: 1.5px solid var(--color-gold);
  cursor: pointer;
  position: relative;
  background-color: #fdfcf9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bina-concept-master-img img {
  width: 100%;
  max-height: 420px;
  object-fit: contain;
}

/* Kolom Komparasi Shahih vs Mu'tal */
.bina-split-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 600px) {
  .bina-split-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.bina-column {
  background: var(--color-card-bg);
  border: 1.5px solid var(--color-card-border);
  border-radius: var(--radius-card);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  box-shadow: var(--shadow-card);
}

.bina-col-header {
  border-bottom: 2px solid var(--color-green-soft);
  padding-bottom: 0.5rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.bina-col-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-primary-green);
}

.bina-col-arabic {
  font-family: var(--font-arabic);
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--color-gold);
  direction: rtl;
}

.bina-cards-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.bina-item-card {
  background: #fdfcf9;
  border: 1px solid #ebd39c;
  border-radius: var(--radius-item);
  padding: 0.75rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  transition: var(--transition);
}

.bina-item-card:hover {
  border-color: var(--color-gold);
  background: #ffffff;
  box-shadow: 0 4px 12px rgba(16, 51, 38, 0.08);
}

.bina-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.bina-item-name {
  font-size: 0.86rem;
  font-weight: 800;
  color: var(--color-primary-green);
}

.bina-item-arabic {
  font-family: var(--font-arabic);
  font-size: 1rem;
  font-weight: 700;
  color: #8c5b16;
  direction: rtl;
}

.bina-item-desc {
  font-size: 0.74rem;
  color: #3d594b;
  line-height: 1.4;
}

.bina-img-thumb {
  width: 100%;
  aspect-ratio: 3 / 4;
  max-height: 240px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #ebd39c;
  cursor: pointer;
  position: relative;
  background-color: #fdfcf9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bina-img-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.25s ease;
}

.bina-img-thumb:hover img {
  transform: scale(1.04);
}

/* Tabel 14 Bina' */
.table-card-section {
  background: #ffffff;
  border: 1.5px solid var(--color-card-border);
  border-radius: var(--radius-card);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: var(--shadow-card);
}

.table-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.table-title {
  font-size: 0.94rem;
  font-weight: 800;
  color: var(--color-primary-green);
}

.table-scroll-wrapper {
  width: 100%;
  overflow-x: auto;
  border: 1px solid #ebd39c;
  border-radius: 10px;
}

.bina-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
  text-align: left;
  white-space: nowrap;
}

.bina-table th {
  background: var(--color-primary-green);
  color: #ffffff;
  padding: 0.65rem 0.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.bina-table td {
  padding: 0.55rem 0.85rem;
  border-bottom: 1px solid #f0e6d2;
  color: var(--color-text-body);
}

.bina-table tr:nth-child(even) td {
  background-color: #faf7f0;
}

.bina-table tr:hover td {
  background-color: #f5eedf;
}

.bina-table .ar-td {
  font-family: var(--font-arabic);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary-green);
  direction: rtl;
  text-align: right;
}

/* ==========================================================
   (3) KONTEN PILAR WAKTU: MADHI, MUDHARI', AMR (SKETSA 1)
   ========================================================== */
.waktu-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.95rem;
}

@media (min-width: 580px) {
  .waktu-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.waktu-card {
  background: var(--color-card-bg);
  border: 1.5px solid var(--color-card-border);
  border-radius: var(--radius-card);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.waktu-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.waktu-thumb-wrap {
  width: 100%;
  aspect-ratio: 3 / 4;
  max-height: 260px;
  border-radius: 8px;
  overflow: hidden;
  background-color: #fdfcf9;
  border: 1px solid #ebd39c;
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.waktu-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.waktu-thumb-wrap:hover .waktu-thumb-img {
  transform: scale(1.05);
}

.waktu-zoom-hint {
  position: absolute;
  bottom: 6px;
  right: 6px;
  background: rgba(20, 66, 51, 0.88);
  color: #ffffff;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
  font-size: 0.64rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  backdrop-filter: blur(4px);
}

.waktu-info-header {
  display: flex;
  flex-direction: column;
}

.waktu-name {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--color-primary-green);
  line-height: 1.25;
}

.waktu-arabic {
  font-family: var(--font-arabic);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-gold-badge);
  direction: rtl;
}

.waktu-desc {
  font-size: 0.76rem;
  color: var(--color-text-body);
  line-height: 1.45;
}

/* Symmetrical and clean, no border-left! */
.waktu-ciri {
  font-size: 0.72rem;
  background: var(--color-green-surface);
  border: 1px solid #cce2d6;
  padding: 0.45rem 0.65rem;
  border-radius: 8px;
  color: #1a4d3c;
  line-height: 1.4;
}

.waktu-examples {
  background: #fdfaf2;
  border: 1px solid #ebd39c;
  border-radius: 8px;
  padding: 0.5rem 0.65rem;
  font-family: var(--font-arabic);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary-green);
  direction: rtl;
  text-align: center;
  line-height: 1.4;
  margin-top: auto;
}

/* ==========================================================
   (4) KONTEN PILAR HURUF ASLI: MUJARRAD & MAZID (SKETSA 2 ATAS)
   ========================================================== */
.tree-hierarchy-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.tree-root-badge-row {
  display: flex;
  align-items: center;
  justify-content: center;
}

.tree-root-badge {
  background: linear-gradient(135deg, #c88a22 0%, #8c5b16 100%);
  color: #ffffff;
  padding: 0.5rem 1.35rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 14px rgba(140, 91, 22, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.branches-2-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 600px) {
  .branches-2-col {
    grid-template-columns: 1fr 1fr;
  }
}

.branch-container-card {
  background: var(--color-card-bg);
  border: 1.5px solid var(--color-card-border);
  border-radius: var(--radius-card);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  box-shadow: var(--shadow-card);
}

.branch-header {
  border-bottom: 2px solid var(--color-green-soft);
  padding-bottom: 0.55rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.branch-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-primary-green);
}

.branch-arabic {
  font-family: var(--font-arabic);
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--color-gold);
  direction: rtl;
}

.branch-desc {
  font-size: 0.8rem;
  color: var(--color-text-body);
  line-height: 1.5;
}

.subbranch-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.subbranch-item {
  background: #fbf9f4;
  border: 1px solid #ebd39c;
  border-radius: var(--radius-item);
  padding: 0.75rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.subbranch-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.subbranch-name {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--color-primary-green);
}

.subbranch-arabic {
  font-family: var(--font-arabic);
  font-size: 0.98rem;
  font-weight: 700;
  color: #8c5b16;
  direction: rtl;
}

.subbranch-detail {
  font-size: 0.74rem;
  color: #3d594b;
  line-height: 1.4;
}

.subbranch-img-thumb {
  width: 100%;
  aspect-ratio: 3 / 4;
  max-height: 240px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #d4b476;
  cursor: pointer;
  position: relative;
  background-color: #fdfcf9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.subbranch-img-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.25s ease;
}

.subbranch-img-thumb:hover img {
  transform: scale(1.04);
}

/* ==========================================================
   DETAIL BOTTOM NAVIGATION (IDENTIK DENGAN BAB 1)
   ========================================================== */
.detail-bottom-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.55rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-card-border);
  margin-top: 0.5rem;
}

.btn-detail-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.65rem 0.95rem;
  border-radius: 12px;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-nav-prev-pilar {
  background: #ffffff;
  border: 1.5px solid var(--color-card-border);
  color: var(--color-primary-green);
  flex: 1;
}

.btn-nav-prev-pilar:hover:not(:disabled) {
  border-color: var(--color-gold);
  background: var(--color-gold-soft);
  color: var(--color-gold-badge);
}

.btn-nav-prev-pilar:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-nav-hub-pilar {
  background: var(--color-gold-soft);
  border: 1.5px solid rgba(200, 138, 34, 0.4);
  color: #8c5d10;
  flex: 0.9;
}

.btn-nav-hub-pilar:hover {
  background: #f7edd7;
  border-color: var(--color-gold);
}

.btn-nav-next-pilar {
  background: linear-gradient(135deg, #144233 0%, #0d2f24 100%);
  border: 1.5px solid var(--color-gold);
  color: #ffffff;
  flex: 1;
  box-shadow: 0 4px 14px rgba(16, 51, 38, 0.2);
}

.btn-nav-next-pilar:hover {
  background: linear-gradient(135deg, #1b533f 0%, #113c2d 100%);
  color: var(--color-gold-light);
  transform: translateY(-1px);
}

/* ==========================================================
   LIGHTBOX IMAGE MODAL
   ========================================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(12, 34, 25, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.lightbox-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content-box {
  position: relative;
  max-width: 92vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
}

.lightbox-img {
  max-width: 100%;
  max-height: 82vh;
  object-fit: contain;
  border-radius: 12px;
  border: 2px solid var(--color-gold);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  background: #ffffff;
}

.lightbox-caption {
  font-size: 0.82rem;
  font-weight: 700;
  color: #fede94;
  text-align: center;
}

.btn-close-lightbox {
  position: absolute;
  top: -14px;
  right: -14px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid var(--color-gold);
  color: #144233;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
  transition: var(--transition);
}

.btn-close-lightbox:hover {
  background: #fee2e2;
  color: #dc2626;
  transform: scale(1.1);
}

/* ==========================================================
   NEXT CHAPTER & FOOTER (IDENTIK DENGAN materi.html & bab1.html)
   ========================================================== */
.action-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, #ffffff 0%, #faf5ea 100%);
  border: 1.5px solid #d4a948;
  border-radius: var(--radius-card);
  padding: 1.1rem 1.25rem;
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
  box-shadow: var(--shadow-card);
  gap: 0.85rem;
}

.action-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-gold);
  box-shadow: 0 8px 24px rgba(200, 138, 34, 0.22);
}

.action-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #144233 0%, #1d5744 100%);
  color: #ffd27d;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(20, 66, 51, 0.25);
}

.action-content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.action-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-primary-green);
  line-height: 1.25;
}

.action-desc {
  font-size: 0.74rem;
  color: #4f6b5d;
}

.action-arrow {
  color: var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}

.action-card:hover .action-arrow {
  transform: translateX(3px);
}

.materi-footer {
  text-align: center;
  padding-top: 1rem;
  border-top: 1px solid var(--color-card-border);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.footer-quote {
  font-family: var(--font-arabic);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary-green);
  line-height: 1.4;
}

.footer-sub {
  font-size: 0.74rem;
  color: var(--color-text-muted);
}

/* ==========================================================
   FULLSCREEN STYLING & SCROLL SAFEGUARD
   ========================================================== */
:fullscreen,
:-webkit-full-screen {
  overflow-y: auto !important;
  background-color: var(--color-desktop-bg);
}

:fullscreen body,
:-webkit-full-screen body {
  min-height: 100%;
  overflow-y: auto !important;
}

.bab-container:fullscreen,
.bab-container:-webkit-full-screen {
  overflow-y: auto !important;
  max-height: 100vh !important;
  height: 100vh !important;
}