/* ==========================================================
   TEMA ELEGAN HIJAU LUMUT (MOSS GREEN LUXURY)
   Aplikasi Rekap Tugas & Ulangan Siswa
   ========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Playfair+Display:ital,wght@0,600;0,700;1,600&display=swap');

:root {
  --primary-moss-dark: #1b3327;      /* Hijau lumut tua berwibawa */
  --primary-moss: #284b39;           /* Hijau lumut utama */
  --primary-moss-light: #3a634e;     /* Hijau lumut medium */
  --moss-sage: #568069;              /* Sage lumut lembut */
  --moss-soft: #e8f0eb;              /* Background lembut */
  --moss-surface: #f3f7f4;           /* Background kartu */
  --moss-border: #cad8ce;            /* Border hijau halus */

  --gold-accent: #c69c43;            /* Aksen emas elegan */
  --gold-light: #fdf6e7;             /* Highlight emas */
  
  --text-primary: #192720;           /* Teks utama pekat */
  --text-secondary: #4a5c53;         /* Teks sekunder */
  --text-muted: #758a7e;             /* Teks redup */

  --white: #ffffff;
  --danger: #b93838;
  --danger-light: #fde8e8;
  --success: #2d7a4f;
  --success-light: #dcfce7;
  
  --shadow-sm: 0 2px 6px rgba(27, 51, 39, 0.05);
  --shadow-md: 0 6px 18px rgba(27, 51, 39, 0.08);
  --shadow-lg: 0 12px 32px rgba(27, 51, 39, 0.12);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--moss-soft);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
}

/* Container */
.app-container {
  max-width: 1540px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  width: 100%;
}

/* Header Banner */
.app-header {
  background: linear-gradient(135deg, var(--primary-moss-dark) 0%, var(--primary-moss) 50%, var(--primary-moss-light) 100%);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.8rem 2.2rem;
  box-shadow: var(--shadow-lg);
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(198, 156, 67, 0.25);
}

.app-header::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(198, 156, 67, 0.18) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.brand-icon {
  width: 54px;
  height: 54px;
  background: rgba(255, 255, 255, 0.12);
  border: 2px solid var(--gold-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-accent);
  font-size: 1.8rem;
  backdrop-filter: blur(4px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.brand-titles h1 {
  font-family: 'Playfair Display', serif;
  font-size: 1.85rem;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.badge-tag {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(198, 156, 67, 0.25);
  color: #ffde94;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(198, 156, 67, 0.4);
}

.brand-titles p {
  color: #c7dcd1;
  font-size: 0.95rem;
  margin-top: 0.2rem;
}

/* Header Details Badges */
.header-info-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.2rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.info-chip {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
}

.info-chip .label {
  color: #a7cfb9;
  font-weight: 500;
}

.info-chip .value {
  color: #ffffff;
  font-weight: 700;
}

.btn-edit-header {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: var(--transition);
}

.btn-edit-header:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: #ffffff;
}

/* Quick Stats Bar */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--white);
  padding: 1.1rem 1.3rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--moss-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--moss-sage);
}

.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  background: var(--moss-soft);
  color: var(--primary-moss);
}

.stat-icon.gold {
  background: var(--gold-light);
  color: var(--gold-accent);
}

.stat-icon.green {
  background: var(--success-light);
  color: var(--success);
}

.stat-info h4 {
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stat-info .stat-number {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--primary-moss-dark);
}

/* Action Toolbar */
.toolbar-section {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--moss-border);
  padding: 1rem 1.4rem;
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
}

.toolbar-left, .toolbar-right {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
}

/* Search and Filters */
.search-box {
  position: relative;
  min-width: 240px;
}

.search-box input {
  width: 100%;
  padding: 0.55rem 1rem 0.55rem 2.2rem;
  border: 1px solid var(--moss-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.9rem;
  background: var(--moss-surface);
  color: var(--text-primary);
  outline: none;
  transition: var(--transition);
}

.search-box input:focus {
  background: var(--white);
  border-color: var(--primary-moss);
  box-shadow: 0 0 0 3px rgba(40, 75, 57, 0.15);
}

.search-box svg {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.filter-select {
  padding: 0.55rem 1rem;
  border: 1px solid var(--moss-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.88rem;
  background: var(--white);
  color: var(--text-primary);
  outline: none;
  cursor: pointer;
  transition: var(--transition);
}

.filter-select:focus {
  border-color: var(--primary-moss);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.58rem 1.15rem;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary-moss);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(40, 75, 57, 0.25);
}

.btn-primary:hover {
  background: var(--primary-moss-dark);
  box-shadow: 0 4px 12px rgba(40, 75, 57, 0.35);
}

.btn-gold {
  background: var(--gold-accent);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(198, 156, 67, 0.3);
}

.btn-gold:hover {
  background: #ad832f;
  box-shadow: 0 4px 12px rgba(198, 156, 67, 0.4);
}

.btn-outline {
  background: var(--white);
  border-color: var(--moss-border);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: var(--moss-surface);
  border-color: var(--moss-sage);
}

.btn-save {
  background: linear-gradient(135deg, #1b3327 0%, #284b39 100%);
  color: #ffde94;
  border: 1px solid var(--gold-accent);
  box-shadow: 0 3px 10px rgba(27, 51, 39, 0.3);
}

.btn-save:hover {
  background: #14261d;
  color: #ffffff;
}

.btn-save.is-saving {
  opacity: 0.8;
  pointer-events: none;
}

.btn-icon-only {
  padding: 0.55rem;
  border-radius: var(--radius-md);
}

/* Sync Indicator */
.sync-status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--moss-soft);
  color: var(--text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #a0aec0;
}

.status-dot.online {
  background: #38a169;
  box-shadow: 0 0 0 3px rgba(56, 161, 105, 0.2);
}

.status-dot.local {
  background: #d69e2e;
  box-shadow: 0 0 0 3px rgba(214, 158, 46, 0.2);
}

/* Main Table Container */
.table-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--moss-border);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin-bottom: 2.5rem;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* Custom Table Design */
.rekap-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

.rekap-table th, .rekap-table td {
  border: 1px solid var(--moss-border);
  padding: 0.65rem 0.75rem;
}

/* Table Header Styles */
.rekap-table thead tr:first-child th {
  background: var(--primary-moss);
  color: var(--white);
  font-weight: 700;
  text-align: center;
  padding: 0.85rem 0.5rem;
  letter-spacing: 0.02em;
}

.rekap-table thead tr:nth-child(2) th {
  background: #325743;
  color: #ebf5ee;
  font-weight: 600;
  text-align: center;
  font-size: 0.82rem;
  padding: 0.5rem 0.3rem;
}

.rekap-table th.col-no {
  width: 48px;
}

.rekap-table th.col-kelompok {
  width: 110px;
}

.rekap-table th.col-nis {
  width: 95px;
}

.rekap-table th.col-nama {
  min-width: 220px;
  text-align: left !important;
  padding-left: 1rem !important;
}

.rekap-table th.col-task {
  width: 52px;
  max-width: 65px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.rekap-table th.col-task:hover {
  background: #3d6851;
  color: #ffde94;
}

.rekap-table th.col-actions {
  width: 90px;
  text-align: center;
}

/* Table Body Styles */
.rekap-table tbody tr {
  transition: background-color 0.15s ease;
}

.rekap-table tbody tr:hover {
  background-color: #f0f7f2;
}

.rekap-table td.cell-no {
  text-align: center;
  font-weight: 600;
  color: var(--text-secondary);
}

.rekap-table td.cell-kelompok {
  font-weight: 600;
  color: var(--primary-moss-dark);
  text-align: center;
  background-color: #fafdfb;
}

.badge-kelompok {
  display: inline-block;
  padding: 0.25rem 0.55rem;
  background: var(--moss-soft);
  color: var(--primary-moss);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  border: 1px solid var(--moss-border);
}

.rekap-table td.cell-nis {
  font-family: monospace;
  font-size: 0.85rem;
  text-align: center;
  color: var(--text-secondary);
}

.rekap-table td.cell-nama {
  font-weight: 600;
  color: var(--text-primary);
}

.student-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.student-progress {
  font-size: 0.72rem;
  color: var(--moss-sage);
  font-weight: 600;
}

/* Checkbox Cell */
.rekap-table td.cell-check {
  text-align: center;
  vertical-align: middle;
  padding: 0.4rem;
  cursor: pointer;
  user-select: none;
}

.check-box-wrapper {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--moss-border);
  background: var(--white);
  transition: var(--transition);
}

.check-box-wrapper:hover {
  border-color: var(--moss-sage);
  background: var(--moss-soft);
}

.check-box-wrapper.checked {
  background: var(--primary-moss);
  border-color: var(--primary-moss-dark);
  color: #ffffff;
  box-shadow: 0 2px 5px rgba(40, 75, 57, 0.35);
}

.check-box-wrapper.checked svg {
  transform: scale(1);
}

.check-box-wrapper svg {
  transform: scale(0);
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Quick Action Row Buttons */
.row-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
}

.btn-row {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.35rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  transition: var(--transition);
}

.btn-row:hover {
  background: var(--moss-soft);
  color: var(--primary-moss);
}

.btn-row.delete:hover {
  background: var(--danger-light);
  color: var(--danger);
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(16, 29, 22, 0.65);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1.5rem;
}

.modal-backdrop.active {
  display: flex;
}

.modal-content {
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--moss-border);
  overflow: hidden;
  animation: modalPop 0.25s ease-out;
}

@keyframes modalPop {
  0% { transform: scale(0.92); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.modal-header {
  background: linear-gradient(135deg, var(--primary-moss-dark) 0%, var(--primary-moss) 100%);
  color: var(--white);
  padding: 1.2rem 1.6rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
}

.modal-close {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1;
}

.modal-close:hover {
  color: var(--white);
}

.modal-body {
  padding: 1.6rem;
}

.form-group {
  margin-bottom: 1.2rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.65rem 0.9rem;
  border: 1.5px solid var(--moss-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.92rem;
  background: var(--moss-surface);
  color: var(--text-primary);
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  background: var(--white);
  border-color: var(--primary-moss);
  box-shadow: 0 0 0 3px rgba(40, 75, 57, 0.15);
}

.modal-footer {
  padding: 1rem 1.6rem;
  background: var(--moss-surface);
  border-top: 1px solid var(--moss-border);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  background: var(--primary-moss-dark);
  color: #ffffff;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--gold-accent);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.88rem;
  animation: slideInRight 0.3s ease;
  min-width: 280px;
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .app-container {
    padding: 1rem;
  }
  .app-header {
    padding: 1.2rem;
  }
  .toolbar-section {
    flex-direction: column;
    align-items: stretch;
  }
  .toolbar-left, .toolbar-right {
    width: 100%;
    justify-content: space-between;
  }
}