/* 
  BioGPS Certificate Verification System
  Modern, Premium, High-Tech Dark CSS Theme 
*/

:root {
  /* Colors */
  --bg-main: hsl(222, 47%, 11%);
  --bg-card: hsla(223, 47%, 16%, 0.75);
  --bg-card-hover: hsla(223, 47%, 20%, 0.85);
  
  --primary: hsl(175, 100%, 41%);       /* BioGPS Neon Cyan */
  --primary-glow: hsla(175, 100%, 41%, 0.15);
  --primary-deep: hsl(210, 100%, 20%);   /* Deep Navy */
  
  --text-main: hsl(210, 40%, 96%);
  --text-muted: hsl(215, 20%, 65%);
  --border-color: hsla(217, 30%, 30%, 0.5);
  
  /* Status Colors */
  --color-valid: hsl(142, 70%, 50%);       /* Vibrant Green */
  --color-valid-glow: hsla(142, 70%, 50%, 0.25);
  --color-suspended: hsl(38, 92%, 50%);    /* Amber Yellow */
  --color-suspended-glow: hsla(38, 92%, 50%, 0.25);
  --color-invalid: hsl(350, 89%, 60%);     /* Crimson Red */
  --color-invalid-glow: hsla(350, 89%, 60%, 0.25);
  
  /* Layout */
  --border-radius-lg: 16px;
  --border-radius-md: 10px;
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow-x: hidden;
  position: relative;
  line-height: 1.6;
}

/* Ambient Background Glows */
.bg-glow {
  position: absolute;
  width: 40vw;
  height: 40vw;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.25;
}

.bg-glow-1 {
  background: var(--primary);
  top: -10%;
  left: -10%;
  animation: pulseGlow 15s infinite alternate ease-in-out;
}

.bg-glow-2 {
  background: var(--primary-deep);
  bottom: -10%;
  right: -10%;
  animation: pulseGlow 12s infinite alternate-reverse ease-in-out;
}

@keyframes pulseGlow {
  0% { transform: scale(1) translate(0, 0); opacity: 0.2; }
  100% { transform: scale(1.3) translate(5%, 5%); opacity: 0.35; }
}

/* App Container */
.app-container {
  width: 100%;
  max-width: 1200px;
  min-height: 90vh;
  margin: auto;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
  padding: 20px;
}

/* Header styling */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0 40px 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 40px;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  color: var(--text-main);
  text-decoration: none;
}

.logo-icon {
  color: var(--primary);
  filter: drop-shadow(0 0 8px var(--primary));
  transition: var(--transition-smooth);
}

.logo-container:hover .logo-icon {
  transform: rotate(180deg);
}

.logo-text {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-text span {
  color: var(--primary);
}

.header-tagline {
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
}

/* Main content views */
.main-content {
  flex-grow: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.view-panel {
  display: none;
  width: 100%;
  opacity: 0;
  transform: translateY(15px);
  transition: var(--transition-smooth);
}

.view-panel.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* ----------------------------------------------------
   1. SEARCH VIEW (Lobby)
   ---------------------------------------------------- */
#search-view {
  max-width: 680px;
  text-align: center;
}

.hero-section h1 {
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 15px;
  line-height: 1.2;
  background: linear-gradient(135deg, #ffffff 30%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-section p {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 40px;
  font-weight: 300;
}

.search-box {
  background: var(--bg-card);
  padding: 30px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  margin-bottom: 30px;
  transition: var(--transition-smooth);
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 20px 40px var(--primary-glow);
}

.input-group {
  display: flex;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 6px 6px 6px 16px;
  align-items: center;
  gap: 12px;
  transition: var(--transition-smooth);
}

.input-group:focus-within {
  border-color: var(--primary);
}

.search-icon {
  color: var(--text-muted);
}

.input-group input {
  background: none;
  border: none;
  outline: none;
  color: var(--text-main);
  font-size: 18px;
  font-family: inherit;
  flex-grow: 1;
  font-weight: 500;
  letter-spacing: 1px;
}

.input-group input::placeholder {
  color: hsla(215, 20%, 45%, 0.8);
  letter-spacing: 1px;
}

/* Buttons */
.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, hsl(180, 100%, 35%) 100%);
  color: var(--bg-main);
  border: none;
  border-radius: var(--border-radius-md);
  padding: 14px 28px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 15px rgba(0, 210, 196, 0.3);
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 210, 196, 0.5);
  filter: brightness(1.1);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: hsla(217, 30%, 20%, 0.5);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}

.btn-secondary:hover {
  background: hsla(217, 30%, 30%, 0.8);
  border-color: var(--text-muted);
}

.btn-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-smooth);
  border-bottom: 1px dashed transparent;
  padding-bottom: 2px;
}

.btn-link:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.lobby-footer {
  margin-top: 20px;
}

.error-msg {
  color: var(--color-invalid);
  font-size: 14px;
  margin-top: 10px;
  font-weight: 500;
  text-align: left;
}

/* ----------------------------------------------------
   2. VERIFICATION RESULT VIEW
   ---------------------------------------------------- */
#result-view {
  max-width: 600px;
}

.result-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: var(--transition-smooth);
  animation: scaleIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes scaleIn {
  0% { transform: scale(0.95); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.status-header {
  padding: 40px 30px;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.status-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}

/* Card Status Themes */
.result-card.status-valid {
  border-color: hsla(142, 70%, 50%, 0.3);
  box-shadow: 0 25px 50px var(--color-valid-glow);
}
.result-card.status-valid .status-header::before {
  background: var(--color-valid);
}
.result-card.status-valid .status-badge-icon {
  background: var(--color-valid-glow);
  color: var(--color-valid);
}
.result-card.status-valid h2 {
  color: var(--color-valid);
}

.result-card.status-suspended {
  border-color: hsla(38, 92%, 50%, 0.3);
  box-shadow: 0 25px 50px var(--color-suspended-glow);
}
.result-card.status-suspended .status-header::before {
  background: var(--color-suspended);
}
.result-card.status-suspended .status-badge-icon {
  background: var(--color-suspended-glow);
  color: var(--color-suspended);
}
.result-card.status-suspended h2 {
  color: var(--color-suspended);
}

.result-card.status-invalid {
  border-color: hsla(350, 89%, 60%, 0.3);
  box-shadow: 0 25px 50px var(--color-invalid-glow);
}
.result-card.status-invalid .status-header::before {
  background: var(--color-invalid);
}
.result-card.status-invalid .status-badge-icon {
  background: var(--color-invalid-glow);
  color: var(--color-invalid);
}
.result-card.status-invalid h2 {
  color: var(--color-invalid);
}

/* Loading state animation */
.result-card.loading .status-header::before {
  background: var(--primary);
  width: 50%;
  animation: loadingSlide 1.5s infinite linear;
}

@keyframes loadingSlide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}

.status-badge-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
  transition: var(--transition-smooth);
}

.status-header h2 {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.result-subtitle {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 400;
}

/* Detail list grid */
.result-details {
  padding: 20px 30px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid hsla(217, 30%, 30%, 0.25);
  align-items: center;
}

.detail-row:last-child {
  border-bottom: none;
}

.detail-label {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
}

.detail-val {
  font-weight: 600;
  font-size: 15px;
  text-align: right;
}

.font-mono {
  font-family: 'Courier New', Courier, monospace;
  letter-spacing: 0.5px;
}

.highlight-code {
  color: var(--primary);
  background: hsla(175, 100%, 41%, 0.1);
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid hsla(175, 100%, 41%, 0.2);
}

.text-primary {
  color: var(--primary) !important;
}

/* Badges */
.badge {
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.bg-success {
  background-color: var(--color-valid-glow);
  color: var(--color-valid);
  border: 1px solid hsla(142, 70%, 50%, 0.2);
}

.bg-warning {
  background-color: var(--color-suspended-glow);
  color: var(--color-suspended);
  border: 1px solid hsla(38, 92%, 50%, 0.2);
}

.bg-danger {
  background-color: var(--color-invalid-glow);
  color: var(--color-invalid);
  border: 1px solid hsla(350, 89%, 60%, 0.2);
}

.result-actions {
  padding: 0 30px 40px 30px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.result-actions .btn-primary,
.result-actions .btn-secondary {
  width: 100%;
}

/* ----------------------------------------------------
   3. EXECUTIVE / ADMIN DASHBOARD VIEW
   ---------------------------------------------------- */
#admin-view {
  max-width: 1200px;
  align-self: flex-start;
}

.admin-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.admin-header-row h2 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.section-desc {
  color: var(--text-muted);
  font-size: 14px;
}

.admin-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 30px;
  align-items: start;
}

@media (max-width: 900px) {
  .admin-grid {
    grid-template-columns: 1fr;
  }
}

.admin-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 30px;
  box-shadow: 0 15px 30px rgba(0,0,0,0.3);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.form-card h3,
.list-card-header h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  color: #fff;
  border-bottom: 1px solid hsla(217, 30%, 30%, 0.3);
  padding-bottom: 10px;
}

/* Forms styling */
.form-group {
  margin-bottom: 20px;
  text-align: left;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
  width: 100%;
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 12px 14px;
  color: var(--text-main);
  font-size: 14px;
  font-family: inherit;
  font-weight: 500;
  outline: none;
  transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 10px var(--primary-glow);
  background: rgba(15, 23, 42, 0.8);
}

.form-group input::placeholder {
  color: hsla(215, 20%, 40%, 0.8);
}

.input-helper {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 5px;
}

.btn-full-width {
  width: 100%;
}

.form-alert {
  margin-top: 15px;
  padding: 12px;
  border-radius: var(--border-radius-md);
  font-size: 13px;
  font-weight: 500;
  display: none;
}

.form-alert.alert-info {
  display: block;
  background-color: var(--primary-glow);
  color: var(--primary);
  border: 1px solid hsla(175, 100%, 41%, 0.2);
}

.form-alert.alert-success {
  display: block;
  background-color: var(--color-valid-glow);
  color: var(--color-valid);
  border: 1px solid hsla(142, 70%, 50%, 0.2);
}

.form-alert.alert-error {
  display: block;
  background-color: var(--color-invalid-glow);
  color: var(--color-invalid);
  border: 1px solid hsla(350, 89%, 60%, 0.2);
}

/* List / Table Styling */
.list-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 20px;
}

.list-card-header h3 {
  margin-bottom: 0;
  border-bottom: none;
  padding-bottom: 0;
}

.search-filter-box input {
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 8px 16px;
  font-size: 13px;
  color: var(--text-main);
  outline: none;
  width: 280px;
  transition: var(--transition-smooth);
}

.search-filter-box input:focus {
  border-color: var(--primary);
  width: 320px;
  background: rgba(15, 23, 42, 0.8);
}

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

.cert-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.cert-table th {
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--border-color);
}

.cert-table td {
  padding: 16px;
  font-size: 14px;
  border-bottom: 1px solid hsla(217, 30%, 30%, 0.3);
  vertical-align: middle;
}

.cert-table tr:last-child td {
  border-bottom: none;
}

.cert-table tr:hover td {
  background: rgba(255,255,255,0.02);
}

.table-code-link {
  color: var(--primary);
  text-decoration: none;
  font-weight: 700;
  background: hsla(175, 100%, 41%, 0.08);
  padding: 4px 8px;
  border-radius: 4px;
  border: 1px solid hsla(175, 100%, 41%, 0.15);
  transition: var(--transition-smooth);
}

.table-code-link:hover {
  background: var(--primary);
  color: var(--bg-main);
  box-shadow: 0 0 10px var(--primary-glow);
}

.table-primary-text {
  font-weight: 600;
  color: #fff;
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.table-secondary-text {
  font-size: 12px;
  color: var(--text-muted);
}

/* Status selection box in table */
.status-select-btn {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-main);
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.status-select-btn:focus {
  border-color: var(--primary);
}

.table-actions {
  display: flex;
  gap: 8px;
}

.btn-table-action {
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  transition: var(--transition-smooth);
  border: 1px solid var(--border-color);
}

.btn-table-action.btn-pdf {
  background: var(--primary-glow);
  color: var(--primary);
  border-color: hsla(175, 100%, 41%, 0.2);
}

.btn-table-action.btn-pdf:hover {
  background: var(--primary);
  color: var(--bg-main);
}

.btn-table-action.btn-view {
  background: hsla(217, 30%, 20%, 0.5);
  color: var(--text-main);
}

.btn-table-action.btn-view:hover {
  background: hsla(217, 30%, 30%, 0.8);
}

/* Utility Helpers */
.text-center { text-align: center; }
.py-4 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.text-muted { color: var(--text-muted) !important; }
.text-danger { color: var(--color-invalid) !important; }

/* Loader Spin Animation */
.animate-spin {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Footer */
.app-footer {
  text-align: center;
  padding: 40px 0 20px 0;
  font-size: 12px;
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
  margin-top: 40px;
}