/* =====================================================
   style.css — Light Pink & Gold Theme
   โรงเรียนนครระยองวิทยาคม (วัดโขดใต้)
   Palette: bg cream/white · text deep rose · accent gold
   ===================================================== */

/* ===== CSS Variables ===== */
:root {
  --bg-page:     #fff5f8;
  --bg-card:     rgba(255,255,255,0.85);
  --bg-nav:      rgba(190,24,93,0.95);
  --pink-main:   #be185d;
  --pink-dark:   #9d174d;
  --pink-light:  #fce7f3;
  --gold-main:   #d97706;
  --gold-light:  #fef3c7;
  --text-dark:   #1f0a12;
  --text-mid:    #7c2d51;
  --text-light:  #b45c7a;
  --white:       #ffffff;
  --border:      rgba(190,24,93,0.15);
  --shadow:      rgba(190,24,93,0.12);
}

/* ===== Reset ===== */
* { box-sizing: border-box; }
body {
  font-family: 'Prompt', sans-serif;
  -webkit-font-smoothing: antialiased;
  background: linear-gradient(160deg, #fff0f6 0%, #fffbf0 50%, #fff5fb 100%);
  color: #1f0a12;
  min-height: 100vh;
}

/* ===== Public Glassmorphism (on colored hero/bg) ===== */
.glass {
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.4);
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}

.glass-nav {
  background: rgba(157,23,77,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(249,168,212,0.25);
}

.glass-card {
  background: rgba(255,255,255,0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(252,231,243,0.9);
  border-radius: 1.25rem;
  box-shadow: 0 4px 24px rgba(190,24,93,0.08);
  transition: all 0.3s ease;
}
.glass-card:hover {
  background: rgba(255,255,255,0.92);
  border-color: rgba(249,168,212,0.6);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(190,24,93,0.15);
}

.glass-btn {
  background: rgba(255,255,255,0.25);
  border: 1px solid rgba(255,255,255,0.5);
  color: white;
  transition: all 0.2s;
  text-decoration: none;
}
.glass-btn:hover {
  background: rgba(255,255,255,0.38);
  border-color: rgba(255,255,255,0.7);
  color: white;
}
/* glass-btn on light background */
.light-bg .glass-btn,
.admin-main .glass-btn {
  background: #fff0f7;
  border: 1.5px solid #fce7f3;
  color: #9d174d;
}
.light-bg .glass-btn:hover,
.admin-main .glass-btn:hover {
  background: #fce7f3;
  border-color: #f9a8d4;
  color: #831843;
}

/* ===== Admin Panel (solid white) ===== */
.admin-glass {
  background: #ffffff;
  border: 1.5px solid #fce7f3;
  border-radius: 0.875rem;
  box-shadow: 0 2px 16px rgba(190,24,93,0.06);
}

.admin-sidebar {
  background: linear-gradient(180deg, #9d174d 0%, #be185d 40%, #db2777 80%, #ec4899 100%);
  min-height: 100vh;
}

/* ===== Personnel Card ===== */
.personnel-card {
  background: rgba(255,255,255,0.88);
  border: 1.5px solid #fce7f3;
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: 0 3px 16px rgba(190,24,93,0.08);
  transition: all 0.35s cubic-bezier(0.34,1.56,0.64,1);
  text-decoration: none;
  display: block;
  color: inherit;
}
.personnel-card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: #f9a8d4;
  box-shadow: 0 16px 40px rgba(190,24,93,0.18);
}
.personnel-card:hover .font-semibold { color: #831843; }
.personnel-card:hover .text-xs { color: #9d174d; }

.personnel-card .photo-wrapper {
  position: relative;
  overflow: hidden;
  height: 180px;
  background: linear-gradient(135deg, #fce7f3, #fff5f8);
}
.personnel-card .photo-wrapper img,
.personnel-photo {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
  display: block;
}
.personnel-card:hover .photo-wrapper img { transform: scale(1.05); }

.admin-crown {
  position: absolute; top: 8px; right: 8px;
  background: linear-gradient(135deg, #d97706, #f59e0b);
  color: #fff;
  font-size: 11px; font-weight: 700;
  padding: 3px 10px; border-radius: 99px;
  box-shadow: 0 2px 8px rgba(217,119,6,0.4);
}

/* ===== Animated Blobs ===== */
@keyframes blob {
  0%   { transform: translate(0,0) scale(1); }
  33%  { transform: translate(30px,-50px) scale(1.1); }
  66%  { transform: translate(-20px,20px) scale(0.9); }
  100% { transform: translate(0,0) scale(1); }
}
.animate-blob { animation: blob 7s infinite; }
.animation-delay-2000 { animation-delay: 2s; }
.animation-delay-4000 { animation-delay: 4s; }

/* ===== Page Hero ===== */
.page-hero {
  background: linear-gradient(135deg, #9d174d 0%, #be185d 55%, #d97706 100%);
  border-bottom: 3px solid rgba(255,255,255,0.15);
  padding: 3rem 1rem 2rem;
}
.page-hero h1 {
  font-size: 2rem; font-weight: 700;
  color: white; margin-bottom: 0.5rem;
  text-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

/* ===== Public Form Inputs ===== */
.form-input, .form-select, .form-textarea {
  width: 100%;
  background: rgba(255,255,255,0.2);
  border: 1.5px solid rgba(255,255,255,0.45);
  border-radius: 0.625rem;
  padding: 0.5rem 0.875rem;
  color: white;
  font-family: 'Prompt', sans-serif;
  font-size: 0.875rem;
  transition: all 0.2s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.28);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.15);
}
.form-input::placeholder { color: rgba(255,255,255,0.6); }
.form-select option { background: #9d174d; color: white; }

/* Admin Form Inputs (light bg) */
.admin-input, .admin-select, .admin-textarea {
  width: 100%;
  background: #fff;
  border: 1.5px solid #fce7f3;
  border-radius: 0.5rem;
  padding: 0.5rem 0.875rem;
  color: #1f0a12;
  font-family: 'Prompt', sans-serif;
  font-size: 0.875rem;
  transition: all 0.2s;
}
.admin-input:focus, .admin-select:focus, .admin-textarea:focus {
  outline: none;
  border-color: #be185d;
  box-shadow: 0 0 0 3px rgba(190,24,93,0.12);
}
.admin-input::placeholder, .admin-textarea::placeholder { color: #c084a8; }
.admin-select option { color: #1f0a12; }

/* ===== Badges ===== */
.badge-dept {
  display: inline-flex; align-items: center;
  background: #fef3c7; border: 1px solid #fde68a;
  color: #92400e; font-size: 11px; font-weight: 600;
  padding: 2px 9px; border-radius: 99px;
}
.badge-subject {
  display: inline-flex; align-items: center;
  font-size: 11px; font-weight: 500;
  padding: 2px 9px; border-radius: 99px;
  border: 1px solid currentColor;
  background: rgba(255,255,255,0.2);
}

/* ===== Tables ===== */
.glass-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
}
.glass-table th {
  background: rgba(157,23,77,0.08);
  color: #9d174d; font-weight: 700; font-size: 0.8125rem;
  padding: 0.75rem 1rem; text-align: left;
  border-bottom: 2px solid rgba(190,24,93,0.15);
}
.glass-table td {
  padding: 0.75rem 1rem; color: #3d1424;
  border-bottom: 1px solid rgba(190,24,93,0.07);
  font-size: 0.875rem; vertical-align: middle;
}
.glass-table tr:hover td { background: rgba(190,24,93,0.03); }

.admin-table {
  width: 100%; border-collapse: collapse;
  font-family: 'Prompt', sans-serif; font-size: 0.875rem;
}
.admin-table th {
  background: #fff0f7; color: #9d174d; font-weight: 700;
  font-size: 0.8125rem; padding: 0.75rem 1rem; text-align: left;
  border-bottom: 2px solid #fce7f3;
}
.admin-table td {
  padding: 0.75rem 1rem; border-bottom: 1px solid #fff0f7;
  font-size: 0.875rem; color: #1f0a12; vertical-align: middle;
}
.admin-table tr:hover td { background: #fff8fc; }

/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.375rem;
  background: linear-gradient(135deg, #be185d, #9d174d);
  color: white; font-weight: 600; padding: 0.5rem 1.125rem;
  border-radius: 0.625rem; font-family: 'Prompt',sans-serif;
  font-size: 0.875rem; border: none; cursor: pointer;
  transition: all 0.2s; box-shadow: 0 2px 10px rgba(190,24,93,0.3);
  text-decoration: none;
}
.btn-primary:hover {
  background: linear-gradient(135deg, #9d174d, #881337);
  box-shadow: 0 4px 18px rgba(190,24,93,0.42);
  transform: translateY(-1px);
}

.btn-success {
  display:inline-flex;align-items:center;gap:0.375rem;
  background:linear-gradient(135deg,#059669,#047857);color:white;
  font-weight:600;padding:0.5rem 1.125rem;border-radius:0.625rem;
  font-family:'Prompt',sans-serif;font-size:0.875rem;border:none;
  cursor:pointer;transition:all 0.2s;
  box-shadow:0 2px 10px rgba(5,150,105,0.28);text-decoration:none;
}
.btn-success:hover { background:linear-gradient(135deg,#047857,#065f46); transform:translateY(-1px); }

.btn-danger {
  display:inline-flex;align-items:center;gap:0.375rem;
  background:linear-gradient(135deg,#dc2626,#b91c1c);color:white;
  font-weight:600;padding:0.5rem 1.125rem;border-radius:0.625rem;
  font-family:'Prompt',sans-serif;font-size:0.875rem;border:none;
  cursor:pointer;transition:all 0.2s;
  box-shadow:0 2px 10px rgba(220,38,38,0.28);text-decoration:none;
}
.btn-danger:hover { background:linear-gradient(135deg,#b91c1c,#991b1b); transform:translateY(-1px); }

.btn-warning {
  display:inline-flex;align-items:center;gap:0.375rem;
  background:linear-gradient(135deg,#d97706,#b45309);color:white;
  font-weight:600;padding:0.5rem 1.125rem;border-radius:0.625rem;
  font-family:'Prompt',sans-serif;font-size:0.875rem;border:none;
  cursor:pointer;transition:all 0.2s;
  box-shadow:0 2px 10px rgba(217,119,6,0.28);text-decoration:none;
}
.btn-warning:hover { background:linear-gradient(135deg,#b45309,#92400e); transform:translateY(-1px); }

.btn-secondary {
  display:inline-flex;align-items:center;gap:0.375rem;
  background:rgba(190,24,93,0.08);color:#9d174d;font-weight:600;
  padding:0.5rem 1.125rem;border-radius:0.625rem;
  font-family:'Prompt',sans-serif;font-size:0.875rem;
  border:1.5px solid #fce7f3;cursor:pointer;transition:all 0.2s;
  text-decoration:none;
}
.btn-secondary:hover { background:rgba(190,24,93,0.14); border-color:#f9a8d4; transform:translateY(-1px); }

.btn-sm { padding:0.25rem 0.75rem; font-size:0.8125rem; }

/* ===== Alerts ===== */
.alert-success {
  background:#ecfdf5;border:1.5px solid #a7f3d0;color:#065f46;
  padding:0.75rem 1rem;border-radius:0.75rem;font-weight:500;
}
.alert-danger {
  background:#fff1f2;border:1.5px solid #fecdd3;color:#9f1239;
  padding:0.75rem 1rem;border-radius:0.75rem;font-weight:500;
}
.alert-warning {
  background:#fffbeb;border:1.5px solid #fde68a;color:#78350f;
  padding:0.75rem 1rem;border-radius:0.75rem;font-weight:500;
}

/* ===== Search Bar ===== */
.search-bar {
  background: rgba(255,255,255,0.2);
  border: 1.5px solid rgba(255,255,255,0.45);
  border-radius: 9999px;
  padding: 0.625rem 1.25rem 0.625rem 2.75rem;
  color: white; font-family: 'Prompt',sans-serif;
  width: 100%; transition: all 0.2s;
}
.search-bar:focus {
  outline: none; background: rgba(255,255,255,0.28);
  border-color: rgba(255,255,255,0.75);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.15);
}
.search-bar::placeholder { color: rgba(255,255,255,0.6); }

/* ===== Stat Cards ===== */
.stat-card {
  background: white; border: 1.5px solid #fce7f3;
  border-radius: 1rem; padding: 1.25rem; text-align: center;
  box-shadow: 0 2px 12px rgba(190,24,93,0.07);
  transition: all 0.3s ease;
}
.stat-card:hover {
  border-color: #f9a8d4; transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(190,24,93,0.14);
}
.stat-number {
  font-size: 2.25rem; font-weight: 800; line-height: 1;
  background: linear-gradient(135deg, #be185d, #d97706);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ===== Section Title ===== */
.section-title {
  font-size: 1.375rem; font-weight: 800; color: #9d174d;
  display: flex; align-items: center; gap: 0.625rem; margin-bottom: 1.25rem;
}
.section-title::after {
  content: ''; flex: 1; height: 2px;
  background: linear-gradient(90deg, rgba(190,24,93,0.2), transparent);
}

/* ===== Tag Checkbox ===== */
.tag-checkbox { display: none; }
.tag-label {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 12px; border-radius: 99px;
  border: 1.5px solid #fce7f3; background: #fff;
  color: #9d174d; font-size: 0.8125rem;
  cursor: pointer; transition: all 0.15s; user-select: none;
}
.tag-checkbox:checked + .tag-label {
  background: #be185d; border-color: #9d174d; color: white;
}

/* ===== Loader ===== */
.loader {
  border: 3px solid #fce7f3; border-top-color: #be185d;
  border-radius: 50%; width: 2rem; height: 2rem;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #fff0f7; }
::-webkit-scrollbar-thumb { background: #f9a8d4; border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: #ec4899; }

/* ===== SweetAlert ===== */
.swal2-popup { font-family: 'Prompt',sans-serif !important; }

/* ===== Photo Grid ===== */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px,1fr));
  gap: 1.25rem;
}
@media (max-width: 640px) {
  .photo-grid { grid-template-columns: repeat(auto-fill,minmax(155px,1fr)); gap: 0.875rem; }
  .personnel-card:hover .font-semibold { color: #831843; }
.personnel-card:hover .text-xs { color: #9d174d; }

.personnel-card .photo-wrapper { height: 150px; }
  .page-hero h1 { font-size: 1.5rem; }
}

/* ===== Fade In ===== */
.fade-in { animation: fadeIn 0.4s ease; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===== Print ===== */
@media print {
  .glass-nav, footer, .no-print, button { display: none !important; }
  body { background: white !important; color: black !important; }
  .glass-card, .personnel-card { background: white !important; border: 1px solid #fce7f3 !important; box-shadow: none !important; }
  .page-hero { background: #be185d !important; color: white !important; -webkit-print-color-adjust: exact; }
  a { color: black !important; text-decoration: none !important; }
  .photo-grid { grid-template-columns: repeat(4,1fr) !important; }
}

/* Pagination on light bg */
.admin-main a.glass-btn, .admin-main .glass-btn {
  background: white !important;
  border: 1.5px solid #fce7f3 !important;
  color: #9d174d !important;
}
.admin-main a.glass-btn:hover, .admin-main .glass-btn:hover {
  background: #fff0f7 !important;
  border-color: #f9a8d4 !important;
  color: #831843 !important;
}
/* btn-primary hover เพิ่ม */
.btn-primary:hover { color: white; }
.btn-success:hover { color: white; }
.btn-danger:hover { color: white; }
.btn-warning:hover { color: white; }

/* ===== Personnel Card — Name Overlay ===== */
.card-name {
  font-weight: 700;
  font-size: 0.875rem;
  color: #1f0a12;
  line-height: 1.3;
}
.card-pos {
  font-size: 0.75rem;
  color: #7c2d51;
  margin-top: 2px;
}
.card-rank {
  font-size: 0.7rem;
  color: #b45c7a;
}

/* ===== Section Heading ===== */
.grade-heading {
  font-size: 1.25rem;
  font-weight: 800;
  color: #9d174d;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #fce7f3;
}

/* ===== Homeroom Room Card ===== */
.room-card {
  background: white;
  border: 1.5px solid #fce7f3;
  border-radius: 0.875rem;
  padding: 1rem;
  box-shadow: 0 2px 8px rgba(190,24,93,0.06);
  transition: all 0.2s ease;
}
.room-card:hover {
  border-color: #f9a8d4;
  box-shadow: 0 4px 16px rgba(190,24,93,0.12);
  transform: translateY(-2px);
}
.room-name {
  font-size: 0.875rem;
  font-weight: 700;
  color: #9d174d;
  margin-bottom: 0.5rem;
}
.teacher-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: #1f0a12;
  line-height: 1.4;
}
.no-teacher {
  font-size: 0.75rem;
  color: #c084a8;
  font-style: italic;
}