/* ============================================================
   Tierphysio Manager 3.0 - Liquid Glass Design System
   ============================================================ */

:root {
  /* Dark Theme (default) — Futuristic Space */
  --bg-base:         #04040e;
  --bg-surface:      #07071a;
  --bg-elevated:     #0a0a22;
  --glass-bg:        rgba(255,255,255,0.035);
  --glass-bg-hover:  rgba(255,255,255,0.065);
  --glass-border:    rgba(255,255,255,0.07);
  --glass-border-hover: rgba(79,124,255,0.35);
  --glass-shadow:    0 8px 40px rgba(0,0,0,0.55);
  --glass-blur:      blur(24px) saturate(1.4);
  --text-primary:    #eeeeff;
  --text-secondary:  #8888aa;
  --text-muted:      #50506e;
  --accent:          #4f7cff;
  --accent-light:    #7aa3ff;
  --accent-glow:     rgba(79,124,255,0.3);
  --accent-2:        #a855f7;
  --accent-2-glow:   rgba(168,85,247,0.25);
  --accent-3:        #22d3ee;
  --accent-3-glow:   rgba(34,211,238,0.2);
  --success:         #22c55e;
  --success-glow:    rgba(34,197,94,0.25);
  --warning:         #f59e0b;
  --warning-glow:    rgba(245,158,11,0.25);
  --danger:          #ef4444;
  --danger-glow:     rgba(239,68,68,0.25);
  --info:            #06b6d4;
  --info-glow:       rgba(6,182,212,0.25);
  --sidebar-width:   260px;
  --header-height:   64px;
  --radius-xs:       6px;
  --radius-sm:       8px;
  --radius-md:       12px;
  --radius-lg:       16px;
  --radius-xl:       24px;
  --transition:      all 0.2s cubic-bezier(0.4,0,0.2,1);
  /* semantic aliases */
  --success-bg:      rgba(34,197,94,0.08);
  --success-border:  rgba(34,197,94,0.2);
  --warning-bg:      rgba(245,158,11,0.08);
  --warning-border:  rgba(245,158,11,0.2);
  --danger-bg:       rgba(239,68,68,0.08);
  --danger-border:   rgba(239,68,68,0.2);
}

[data-theme="light"] {
  --bg-base:         #f0f2fc;
  --bg-surface:      #e8eaf8;
  --bg-elevated:     #f5f6ff;
  --glass-bg:        rgba(255,255,255,0.65);
  --glass-bg-hover:  rgba(255,255,255,0.85);
  --glass-border:    rgba(79,100,200,0.12);
  --glass-border-hover: rgba(79,100,200,0.28);
  --glass-shadow:    0 8px 32px rgba(60,80,200,0.08);
  --glass-blur:      blur(24px) saturate(1.3);
  --text-primary:    #0c0c1e;
  --text-secondary:  #454568;
  --text-muted:      #8888aa;
  --accent:          #3b6ef0;
  --accent-light:    #4f85ff;
  --accent-glow:     rgba(59,110,240,0.2);
  --accent-2:        #9333ea;
  --accent-2-glow:   rgba(147,51,234,0.15);
  --accent-3:        #0891b2;
  --accent-3-glow:   rgba(8,145,178,0.15);
  --success-bg:      rgba(34,197,94,0.08);
  --success-border:  rgba(34,197,94,0.22);
  --warning-bg:      rgba(245,158,11,0.08);
  --warning-border:  rgba(245,158,11,0.22);
  --danger-bg:       rgba(239,68,68,0.08);
  --danger-border:   rgba(239,68,68,0.22);
}

/* Light theme overrides for futuristic components */
[data-theme="light"] body { background: var(--bg-base); }
[data-theme="light"] body::before { opacity: 0; }
[data-theme="light"] body::after  { opacity: 0; }
[data-theme="light"] .app-grid-overlay { opacity: 0; }
[data-theme="light"] .sidebar {
  background: rgba(240,242,252,0.85);
  border-right-color: rgba(79,100,200,0.1);
  box-shadow: 4px 0 30px rgba(60,80,200,0.07);
}
[data-theme="light"] .sidebar::before {
  background: linear-gradient(180deg, transparent, rgba(79,124,255,0.3), rgba(168,85,247,0.2), transparent);
}
[data-theme="light"] .top-header {
  background: rgba(240,242,252,0.8);
  border-bottom-color: rgba(79,100,200,0.1);
  box-shadow: 0 1px 0 rgba(79,100,200,0.06), 0 4px 16px rgba(60,80,200,0.05);
}
[data-theme="light"] .glass-card {
  background: rgba(255,255,255,0.7);
  box-shadow: 0 4px 24px rgba(60,80,200,0.08), inset 0 1px 0 rgba(255,255,255,0.9);
}
[data-theme="light"] .stat-card {
  background: rgba(255,255,255,0.7);
  box-shadow: 0 4px 24px rgba(60,80,200,0.08), inset 0 1px 0 rgba(255,255,255,0.9);
}
[data-theme="light"] .modal {
  background: rgba(245,246,255,0.94);
  border-color: rgba(79,100,200,0.15);
  box-shadow: 0 32px 100px rgba(60,80,200,0.18);
}
[data-theme="light"] .form-control {
  background: rgba(255,255,255,0.8);
  border-color: rgba(79,100,200,0.15);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.9);
}
[data-theme="light"] .form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59,110,240,0.12);
  background: white;
}
[data-theme="light"] .page-title {
  background: linear-gradient(135deg, #0c0c1e 0%, #2a3080 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
[data-theme="light"] .table-container {
  background: rgba(255,255,255,0.7);
  border-color: rgba(79,100,200,0.1);
}

/* ============================================================
   Reset & Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.3s, color 0.3s;
}

/* Layer 1 — nebula orbs */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 900px 700px at  8%   6%,  rgba(59,100,255,0.14)  0%, transparent 58%),
    radial-gradient(ellipse 700px 550px at 92%  90%,  rgba(140,60,240,0.12)  0%, transparent 58%),
    radial-gradient(ellipse 500px 400px at 55%  40%,  rgba(0,170,210,0.07)   0%, transparent 58%),
    radial-gradient(ellipse 350px 300px at 90%  10%,  rgba(160,70,255,0.09)  0%, transparent 55%),
    radial-gradient(ellipse 280px 220px at  5%  80%,  rgba(59,100,255,0.08)  0%, transparent 55%);
  pointer-events: none;
  z-index: 0;
  animation: bg-drift 32s ease-in-out infinite alternate;
}

/* Layer 2 — starfield */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(1px 1px at 12% 18%, rgba(255,255,255,0.55) 0%, transparent 100%),
    radial-gradient(1px 1px at 34% 64%, rgba(255,255,255,0.35) 0%, transparent 100%),
    radial-gradient(1px 1px at 58% 12%, rgba(255,255,255,0.45) 0%, transparent 100%),
    radial-gradient(1px 1px at 76% 38%, rgba(255,255,255,0.30) 0%, transparent 100%),
    radial-gradient(1px 1px at 88% 72%, rgba(255,255,255,0.40) 0%, transparent 100%),
    radial-gradient(1px 1px at 22% 85%, rgba(255,255,255,0.30) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 92%, rgba(255,255,255,0.35) 0%, transparent 100%),
    radial-gradient(1px 1px at 68% 55%, rgba(255,255,255,0.25) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 42% 30%, rgba(120,180,255,0.6) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 80% 18%, rgba(180,120,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 95% 50%, rgba(100,220,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at  4% 42%, rgba(200,150,255,0.35) 0%, transparent 100%);
  animation: stars-twinkle 7s ease-in-out infinite alternate;
}

@keyframes stars-twinkle {
  0%,100% { opacity: 1; }
  50%     { opacity: 0.55; }
}

@keyframes bg-drift {
  0%   { opacity: 1;   transform: scale(1)    translate(0,    0);    }
  33%  { opacity: 0.9; transform: scale(1.03) translate(-10px, 7px);  }
  66%  { opacity: 1;   transform: scale(0.98) translate(8px, -5px);  }
  100% { opacity: 0.9; transform: scale(1.02) translate(-6px,  10px); }
}

/* Scan-line grid overlay */
.app-grid-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.018;
  background-image:
    linear-gradient(rgba(79,124,255,1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,124,255,1) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 85% 85% at 50% 50%, black 20%, transparent 100%);
}

a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-light); }

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

img { max-width: 100%; height: auto; }

/* ============================================================
   Scrollbar
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--glass-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ============================================================
   Glass Components
   ============================================================ */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: visible;
}

/* Prismatic top edge */
.glass::before {
  content: '';
  position: absolute;
  top: 0;
  left: 15%;
  right: 15%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,124,255,0.5), rgba(168,85,247,0.35), transparent);
  pointer-events: none;
  z-index: 1;
}

.glass-card {
  background: rgba(6,8,28,0.55);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,0.04);
  padding: 1.5rem;
  transition: var(--transition);
  position: relative;
  overflow: visible;
}

/* Prismatic top edge on glass-card */
.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 15%;
  right: 15%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,124,255,0.4), rgba(168,85,247,0.3), transparent);
  pointer-events: none;
}

.glass-card:hover {
  border-color: rgba(79,124,255,0.2);
  background: rgba(8,10,32,0.65);
  transform: translateY(-2px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.6), 0 0 30px rgba(79,124,255,0.06);
}

/* ============================================================
   Layout
   ============================================================ */
.app-layout {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
  overflow-x: hidden;
  max-width: 100vw;
}

/* ============================================================
   Sidebar
   ============================================================ */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  background: rgba(4,4,18,0.75);
  backdrop-filter: blur(40px) saturate(1.5);
  -webkit-backdrop-filter: blur(40px) saturate(1.5);
  border-right: 1px solid rgba(79,124,255,0.12);
  box-shadow: inset -1px 0 0 rgba(79,124,255,0.06), 4px 0 40px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
  overflow-y: auto;
  overflow-x: hidden;
}

/* Left edge glow line */
.sidebar::before {
  content: '';
  position: absolute;
  left: 0;
  top: 15%;
  bottom: 15%;
  width: 2px;
  background: linear-gradient(180deg, transparent, rgba(79,124,255,0.55), rgba(168,85,247,0.35), transparent);
  border-radius: 0 2px 2px 0;
  pointer-events: none;
}

.sidebar-brand {
  padding: 1.5rem 1.25rem 1rem;
  border-bottom: 1px solid rgba(79,124,255,0.08);
  flex-shrink: 0;
}

.sidebar-brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sidebar-brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, rgba(79,124,255,0.2), rgba(168,85,247,0.15));
  border: 1px solid rgba(79,124,255,0.35);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 20px rgba(79,124,255,0.2), inset 0 1px 0 rgba(255,255,255,0.1);
  animation: brand-icon-glow 4s ease-in-out infinite;
}

@keyframes brand-icon-glow {
  0%,100% { box-shadow: 0 0 20px rgba(79,124,255,0.2), inset 0 1px 0 rgba(255,255,255,0.1); }
  50%     { box-shadow: 0 0 30px rgba(168,85,247,0.3), inset 0 1px 0 rgba(255,255,255,0.15); }
}

.sidebar-brand-icon svg { color: white; }

.sidebar-brand-text { flex: 1; min-width: 0; }

.sidebar-brand-name {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}

.sidebar-brand-version {
  font-size: 0.65rem;
  color: var(--accent-light);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.sidebar-nav {
  flex: 1;
  padding: 1rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sidebar-nav-section {
  margin-top: 1rem;
  margin-bottom: 0.25rem;
  padding: 0 0.5rem;
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sidebar-nav-section::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,255,255,0.05), transparent);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.875rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 0.855rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  text-decoration: none;
  overflow: hidden;
}

.nav-item:hover {
  background: rgba(79,124,255,0.06);
  border-color: rgba(79,124,255,0.1);
  color: var(--text-primary);
  text-decoration: none;
}

.nav-item.active {
  background: linear-gradient(135deg, rgba(79,124,255,0.14), rgba(168,85,247,0.07));
  color: var(--accent-light);
  border-color: rgba(79,124,255,0.22);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05), 0 0 16px rgba(79,124,255,0.07);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  bottom: 20%;
  width: 2.5px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  border-radius: 0 2px 2px 0;
  box-shadow: 0 0 8px var(--accent-glow);
}

.nav-item svg { flex-shrink: 0; opacity: 0.7; transition: opacity 0.2s; }
.nav-item:hover svg { opacity: 0.9; }
.nav-item.active svg { opacity: 1; }

.nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
  min-width: 18px;
  text-align: center;
}

.sidebar-footer {
  padding: 0.75rem;
  border-top: 1px solid rgba(79,124,255,0.08);
  flex-shrink: 0;
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  text-decoration: none;
}

.sidebar-user:hover { background: var(--glass-bg-hover); text-decoration: none; }

.user-avatar {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
  box-shadow: 0 0 12px rgba(79,124,255,0.3), inset 0 1px 0 rgba(255,255,255,0.2);
}

.user-info { flex: 1; min-width: 0; }

.user-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: capitalize;
}

/* ============================================================
   Main Content
   ============================================================ */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-width: 0;
  overflow-x: hidden;
}

/* ============================================================
   Top Header
   ============================================================ */
.top-header {
  height: var(--header-height);
  background: rgba(4,4,18,0.7);
  backdrop-filter: blur(32px) saturate(1.4);
  -webkit-backdrop-filter: blur(32px) saturate(1.4);
  border-bottom: 1px solid rgba(79,124,255,0.1);
  box-shadow: 0 1px 0 rgba(79,124,255,0.05), 0 4px 24px rgba(0,0,0,0.35);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  position: fixed;
  top: 0;
  left: var(--sidebar-width);
  right: 0;
  z-index: 90;
}

.header-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.header-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.07);
  background: rgba(255,255,255,0.03);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}

.header-btn:hover {
  background: rgba(79,124,255,0.1);
  color: var(--accent-light);
  border-color: rgba(79,124,255,0.3);
  box-shadow: 0 0 12px rgba(79,124,255,0.15);
}

/* ============================================================
   Page Content
   ============================================================ */
.page-content {
  flex: 1;
  padding: 1.5rem;
  padding-top: calc(var(--header-height) + 1.5rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  min-width: 0;
  overflow-x: hidden;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #eeeeff 0%, rgba(170,195,255,0.9) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ============================================================
   Stat Cards
   ============================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
}

.stat-card {
  background: rgba(6,8,28,0.6);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,0.04);
}

/* Top accent bar */
.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--stat-color, var(--accent)), transparent 70%);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

/* Prismatic edge */
.stat-card::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 20%;
  right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.07), transparent);
  pointer-events: none;
}

.stat-card:hover {
  border-color: rgba(79,124,255,0.2);
  transform: translateY(-2px);
  box-shadow: 0 20px 52px rgba(0,0,0,0.6), 0 0 24px rgba(79,124,255,0.06);
}

.stat-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.stat-card-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.stat-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--stat-color-rgb, 79,124,255), 0.12);
  color: var(--stat-color, var(--accent));
  flex-shrink: 0;
}

.stat-card-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 0.4rem;
  font-variant-numeric: tabular-nums;
}

.stat-card-meta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.trend-up   { color: var(--success); }
.trend-down { color: var(--danger); }
.trend-flat { color: var(--text-muted); }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.5;
}

.btn:hover { text-decoration: none; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #3557d4);
  color: white;
  border: 1px solid rgba(79,124,255,0.5);
  box-shadow: 0 4px 18px rgba(79,124,255,0.38), inset 0 1px 0 rgba(255,255,255,0.15);
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 26px rgba(79,124,255,0.52), inset 0 1px 0 rgba(255,255,255,0.18);
  color: white;
}

.btn-primary:hover::after { opacity: 1; }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: rgba(255,255,255,0.04);
  color: var(--text-secondary);
  border-color: rgba(255,255,255,0.08);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: rgba(79,124,255,0.08);
  color: var(--text-primary);
  border-color: rgba(79,124,255,0.25);
}

.btn-success {
  background: rgba(34,197,94,0.15);
  color: var(--success);
  border-color: rgba(34,197,94,0.25);
}

.btn-success:hover {
  background: rgba(34,197,94,0.25);
  color: var(--success);
}

.btn-danger {
  background: rgba(239,68,68,0.12);
  color: var(--danger);
  border-color: rgba(239,68,68,0.2);
}

.btn-danger:hover {
  background: rgba(239,68,68,0.22);
  color: var(--danger);
}

.btn-warning {
  background: rgba(245,158,11,0.12);
  color: var(--warning);
  border-color: rgba(245,158,11,0.2);
}

.btn-warning:hover {
  background: rgba(245,158,11,0.22);
  color: var(--warning);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.btn[disabled], .btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ============================================================
   Forms
   ============================================================ */
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-control {
  background: rgba(4,4,18,0.7);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-md);
  padding: 0.65rem 0.875rem;
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: var(--transition);
  width: 100%;
  backdrop-filter: blur(12px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}

.form-control::placeholder { color: var(--text-muted); }

.form-control:hover {
  border-color: rgba(79,124,255,0.2);
}

.form-control:focus {
  outline: none;
  border-color: rgba(79,124,255,0.5);
  box-shadow: 0 0 0 3px rgba(79,124,255,0.1), inset 0 1px 0 rgba(255,255,255,0.04), 0 0 20px rgba(79,124,255,0.07);
  background: rgba(79,124,255,0.04);
}

.form-control:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

select.form-control {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' viewBox='0 0 24 24'%3E%3Cpath stroke='%239090b0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.5rem;
  color-scheme: dark;
}

/* Dark theme: select options */
select.form-control option {
  background: #141428;
  color: #f0f0ff;
}

/* Light theme overrides */
[data-theme="light"] select.form-control {
  color-scheme: light;
}
[data-theme="light"] select.form-control option {
  background: #ffffff;
  color: #0f0f1e;
}

textarea.form-control { resize: vertical; min-height: 100px; }

/* ============================================================
   Custom Select
   ============================================================ */
.cs-wrapper {
  position: relative;
  width: 100%;
}
.cs-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  cursor: pointer;
  user-select: none;
  padding-right: 0.875rem;
}
.cs-trigger-text {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cs-arrow {
  flex-shrink: 0;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  transition: transform 0.2s ease;
}
.cs-wrapper.cs-open .cs-arrow {
  transform: rotate(180deg);
}
.cs-wrapper.cs-open .cs-trigger {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: var(--glass-bg-hover);
}
.cs-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--bg-elevated) !important;
  border: 1px solid var(--glass-border-hover);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  overflow-y: auto;
  z-index: 9000;
}
.cs-wrapper.cs-open .cs-dropdown {
  display: block;
  animation: cs-fade-in 0.12s ease;
}
@keyframes cs-fade-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}
.cs-option {
  padding: 0.55rem 0.875rem;
  font-size: 0.875rem;
  color: var(--text-primary);
  background: var(--bg-elevated);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cs-option:hover {
  background: rgba(79,124,255,0.12);
  color: var(--accent-light);
}
.cs-option.cs-selected {
  background: var(--accent-glow);
  color: var(--accent-light);
  font-weight: 600;
}
.cs-option.cs-option-disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.cs-wrapper.cs-disabled .cs-trigger {
  opacity: 0.6;
  cursor: not-allowed;
}
/* Light mode */
[data-theme="light"] .cs-dropdown { box-shadow: 0 8px 32px rgba(0,0,0,0.12); }
[data-theme="light"] .cs-option   { background: #ffffff; color: #0f0f1e; }
[data-theme="light"] .cs-option:hover   { background: #f0f2f8; color: var(--accent); }
[data-theme="light"] .cs-option.cs-selected { background: var(--accent-glow); color: var(--accent); }

.form-hint { font-size: 0.75rem; color: var(--text-muted); }
.form-error { font-size: 0.75rem; color: var(--danger); }

.form-grid { display: grid; gap: 1rem; }
.form-grid-2 { grid-template-columns: 1fr 1fr; }
.form-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-grid-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

/* ============================================================
   Tables
   ============================================================ */
.table-container {
  background: rgba(4,6,20,0.65);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,0.04);
  position: relative;
}

.table-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 15%;
  right: 15%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,124,255,0.35), rgba(168,85,247,0.25), transparent);
  pointer-events: none;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  padding: 0.875rem 1rem;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--glass-border);
  white-space: nowrap;
}

.data-table td {
  padding: 0.875rem 1rem;
  font-size: 0.875rem;
  color: var(--text-primary);
  border-bottom: 1px solid rgba(255,255,255,0.03);
  vertical-align: middle;
}

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

.data-table tbody tr {
  transition: var(--transition);
}

.data-table tbody tr:hover {
  background: rgba(79,124,255,0.05);
}

.data-table th {
  background: rgba(4,4,18,0.4);
}

/* ============================================================
   Badges / Pills
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.badge-draft   { background: rgba(100,100,120,0.2); color: var(--text-muted); border: 1px solid rgba(100,100,120,0.2); }
.badge-open    { background: rgba(6,182,212,0.15); color: var(--info); border: 1px solid rgba(6,182,212,0.25); }
.badge-paid    { background: rgba(34,197,94,0.15); color: var(--success); border: 1px solid rgba(34,197,94,0.25); }
.badge-overdue { background: rgba(239,68,68,0.15); color: var(--danger); border: 1px solid rgba(239,68,68,0.25); }
.badge-aktiv   { background: rgba(34,197,94,0.15); color: var(--success); border: 1px solid rgba(34,197,94,0.25); }
.badge-inaktiv { background: rgba(100,100,120,0.2); color: var(--text-muted); border: 1px solid rgba(100,100,120,0.2); }
.badge-primary { background: rgba(79,124,255,0.15); color: var(--accent); border: 1px solid rgba(79,124,255,0.25); }
.badge-warning { background: rgba(245,158,11,0.15); color: var(--warning); border: 1px solid rgba(245,158,11,0.25); }
.badge-admin   { background: rgba(168,85,247,0.15); color: var(--accent-2); border: 1px solid rgba(168,85,247,0.25); }

/* ============================================================
   Modals
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2,2,14,0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: rgba(5,5,20,0.88);
  border: 1px solid rgba(79,124,255,0.15);
  border-radius: var(--radius-xl);
  box-shadow: 0 32px 100px rgba(0,0,0,0.75), 0 0 60px rgba(79,124,255,0.06);
  backdrop-filter: blur(40px) saturate(1.4);
  -webkit-backdrop-filter: blur(40px) saturate(1.4);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95) translateY(12px);
  transition: transform 0.22s cubic-bezier(0.34,1.56,0.64,1);
  position: relative;
}

/* Prismatic top edge on modal */
.modal::before {
  content: '';
  position: absolute;
  top: 0;
  left: 15%;
  right: 15%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,124,255,0.6), rgba(168,85,247,0.4), transparent);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  pointer-events: none;
}

.modal-overlay.open .modal { transform: scale(1) translateY(0); }

.modal-lg { max-width: 760px; }
.modal-xl { max-width: 960px; }

.modal {
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.modal-close:hover { background: rgba(79,124,255,0.1); color: var(--accent-light); border-color: rgba(79,124,255,0.3); }

.modal-body { padding: 1.5rem; }
.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* ============================================================
   Alerts / Flash Messages
   ============================================================ */
.alert {
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  border: 1px solid transparent;
  backdrop-filter: blur(12px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04);
}

.alert-success {
  background: rgba(34,197,94,0.07);
  border-color: rgba(34,197,94,0.2);
  color: #86efac;
  box-shadow: 0 0 20px rgba(34,197,94,0.05), inset 0 1px 0 rgba(255,255,255,0.03);
}

.alert-error, .alert-danger {
  background: rgba(239,68,68,0.07);
  border-color: rgba(239,68,68,0.2);
  color: #fca5a5;
  box-shadow: 0 0 20px rgba(239,68,68,0.05), inset 0 1px 0 rgba(255,255,255,0.03);
}

.alert-warning {
  background: rgba(245,158,11,0.07);
  border-color: rgba(245,158,11,0.2);
  color: #fde68a;
  box-shadow: 0 0 20px rgba(245,158,11,0.05), inset 0 1px 0 rgba(255,255,255,0.03);
}

.alert-info {
  background: rgba(6,182,212,0.07);
  border-color: rgba(6,182,212,0.2);
  color: #67e8f9;
  box-shadow: 0 0 20px rgba(6,182,212,0.05), inset 0 1px 0 rgba(255,255,255,0.03);
}

/* ============================================================
   Search & Filter Bar
   ============================================================ */
.search-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
  min-width: 200px;
}

.search-input-wrapper svg {
  position: absolute;
  left: 0.875rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input-wrapper .form-control {
  padding-left: 2.5rem;
}

/* ============================================================
   Patient Cards
   ============================================================ */
.patient-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.patient-card {
  background: rgba(6,8,28,0.6);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,0.04);
  position: relative;
}

.patient-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 20%;
  right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,124,255,0.35), transparent);
  pointer-events: none;
  z-index: 1;
}

.patient-card:hover {
  border-color: rgba(79,124,255,0.22);
  transform: translateY(-3px);
  box-shadow: 0 24px 64px rgba(0,0,0,0.6), 0 0 30px rgba(79,124,255,0.07);
  text-decoration: none;
}

.patient-card-image {
  height: 140px;
  background: linear-gradient(135deg, var(--bg-elevated), var(--bg-surface));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.patient-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.patient-card-image-placeholder {
  width: 56px;
  height: 56px;
  background: var(--glass-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.patient-card-body { padding: 1rem; flex: 1; }

.patient-card-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.patient-card-species {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

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

.patient-card-owner {
  font-size: 0.775rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* ============================================================
   Timeline
   ============================================================ */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0.4rem;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  opacity: 0.3;
}

.timeline-item {
  position: relative;
  margin-bottom: 1.5rem;
}

.timeline-dot {
  position: absolute;
  left: -1.625rem;
  top: 0.25rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-base);
  box-shadow: 0 0 8px var(--accent-glow);
}

.timeline-dot-note       { background: var(--info); box-shadow: 0 0 8px var(--info-glow); }
.timeline-dot-treatment  { background: var(--success); box-shadow: 0 0 8px var(--success-glow); }
.timeline-dot-photo      { background: var(--accent-2); box-shadow: 0 0 8px var(--accent-2-glow); }
.timeline-dot-document   { background: var(--warning); box-shadow: 0 0 8px var(--warning-glow); }

.timeline-card {
  background: rgba(6,8,28,0.55);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.04);
}

.timeline-card:hover {
  border-color: rgba(79,124,255,0.2);
  box-shadow: 0 6px 28px rgba(0,0,0,0.4), 0 0 16px rgba(79,124,255,0.05);
}

.timeline-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.timeline-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.timeline-author {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.timeline-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.375rem;
}

.timeline-content {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================================
   Chart Container
   ============================================================ */
.chart-container {
  position: relative;
  height: 260px;
  width: 100%;
}

/* ============================================================
   Pagination
   ============================================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  flex-wrap: wrap;
}

.page-link {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 0.625rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.07);
  background: rgba(255,255,255,0.03);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
  text-decoration: none;
  backdrop-filter: blur(8px);
}

.page-link:hover {
  background: rgba(79,124,255,0.1);
  border-color: rgba(79,124,255,0.25);
  color: var(--accent-light);
  text-decoration: none;
}

.page-link.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: rgba(79,124,255,0.5);
  color: white;
  box-shadow: 0 4px 16px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.15);
}

.page-link.disabled {
  opacity: 0.4;
  pointer-events: none;
}

/* ============================================================
   Tabs
   ============================================================ */
.tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding-bottom: 0;
}

.tab {
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: -1px;
}

.tab:hover { color: var(--text-primary); text-decoration: none; }

.tab.active {
  color: var(--accent-light);
  border-bottom-color: var(--accent);
}

/* ============================================================
   Divider
   ============================================================ */
.divider {
  height: 1px;
  background: var(--glass-border);
  margin: 1rem 0;
}

/* ============================================================
   Empty State
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem;
  background: var(--glass-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.empty-state-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.empty-state-text { font-size: 0.875rem; color: var(--text-muted); }

/* ============================================================
   Avatar
   ============================================================ */
.avatar {
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.avatar-lg { width: 80px; height: 80px; }
.avatar-md { width: 48px; height: 48px; }
.avatar-sm { width: 32px; height: 32px; }

.avatar-placeholder {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  flex-shrink: 0;
}

/* ============================================================
   Dropdown
   ============================================================ */
.dropdown { position: relative; display: inline-block; }

.dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 180px;
  background: var(--bg-elevated);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--glass-shadow);
  padding: 0.375rem;
  z-index: 150;
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity 0.15s, transform 0.15s;
}

.dropdown-menu.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.dropdown-item:hover {
  background: var(--glass-bg-hover);
  color: var(--text-primary);
  text-decoration: none;
}

.dropdown-item.danger { color: var(--danger); }
.dropdown-item.danger:hover { background: rgba(239,68,68,0.1); }

.dropdown-divider {
  height: 1px;
  background: var(--glass-border);
  margin: 0.375rem 0;
}

/* ============================================================
   Login page
   ============================================================ */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: 0 32px 80px rgba(0,0,0,0.5);
  padding: 2.5rem;
}

.login-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.login-logo-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  box-shadow: 0 0 40px var(--accent-glow);
}

.login-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.login-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ============================================================
   Installer
   ============================================================ */
.installer-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.installer-card {
  width: 100%;
  max-width: 640px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: 0 32px 80px rgba(0,0,0,0.5);
  overflow: hidden;
}

.installer-header {
  background: linear-gradient(135deg, rgba(79,124,255,0.15), rgba(168,85,247,0.1));
  border-bottom: 1px solid var(--glass-border);
  padding: 2rem;
  text-align: center;
}

.installer-body { padding: 2rem; }

.req-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--glass-border);
  font-size: 0.875rem;
}

.req-item:last-child { border-bottom: none; }
.req-ok   { color: var(--success); }
.req-fail { color: var(--danger); }

/* ============================================================
   Utilities
   ============================================================ */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.justify-center { justify-content: center; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.flex-1 { flex: 1; }
.flex-wrap { flex-wrap: wrap; }
.w-full { width: 100%; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-lg { font-size: 1.125rem; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-primary { color: var(--text-primary); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.text-warning { color: var(--warning); }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rounded { border-radius: var(--radius-md); }
.rounded-full { border-radius: 9999px; }
.hidden { display: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ============================================================
   Mobile Card List — replaces data-table on small screens
   .mob-card-list  = container (shown only on mobile)
   .mob-card       = one row rendered as a card
   .mob-card-row   = label + value pair inside a card
   ============================================================ */
.mob-card-list { display: none; flex-direction: column; gap: 0.625rem; }

.mob-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 0.875rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: var(--transition);
  cursor: pointer;
}
.mob-card:active { background: var(--glass-bg-hover); }

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

.mob-card-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-primary);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mob-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.mob-card-meta-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.mob-card-actions {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  padding-top: 0.375rem;
  border-top: 1px solid var(--glass-border);
  margin-top: 0.125rem;
}

/* Stats mini-grid — always 3 equal columns, shrinks text */
.mini-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.625rem;
}

.mini-stats-grid .lg-card,
.mini-stats-grid .glass-card {
  padding: 0.875rem 0.5rem !important;
  text-align: center;
  min-width: 0;
}

/* ============================================================
   Sidebar Overlay — CSS-only visibility via .open
   ============================================================ */
#sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 200;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  cursor: pointer;
}
#sidebar-overlay.open {
  display: block;
}

/* ============================================================
   Responsive ≤ 1024px
   ============================================================ */
@media (max-width: 1024px) {
  :root { --sidebar-width: 220px; }
}

/* ============================================================
   Patient Detail Modal — Vollbild auf Mobile
   ============================================================ */
@media (max-width: 768px) {
  #modal-patient-detail .modal {
    position: fixed !important;
    inset: 0 !important;
    width: 100vw !important;
    max-width: 100vw !important;
    height: 100dvh !important;
    max-height: 100dvh !important;
    border-radius: 0 !important;
    margin: 0 !important;
    display: flex !important;
    flex-direction: column !important;
  }
  #modal-patient-detail .modal #pd-body {
    flex: 1 !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch;
  }
  /* Infos untereinander statt nebeneinander */
  #pd-body > div:first-child {
    flex-direction: column !important;
  }
  /* Eingabeformular: 2 Spalten statt 4 */
  #pd-body #pd-timeline-form > div[style*="repeat(4"] {
    grid-template-columns: 1fr 1fr !important;
  }
}

/* ============================================================
   Responsive ≤ 768px  (Tablet / Mobile Landscape)
   ============================================================ */
@media (max-width: 768px) {
  /* Sidebar slides in from left */
  .sidebar {
    transform: translateX(-100%);
    z-index: 300;
    transition: transform 0.25s ease;
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: 0 0 40px rgba(0,0,0,0.6);
  }
  .main-content { margin-left: 0; }

  /* Header — full width on mobile (no sidebar) */
  .top-header {
    left: 0;
    padding: 0 1rem;
  }
  .page-content {
    padding: 1rem;
    padding-top: calc(var(--header-height) + 1rem);
  }

  /* Page header: stack on small screens */
  .page-header {
    flex-wrap: wrap;
    gap: 0.75rem;
  }
  .page-header > div:first-child { flex: 1; min-width: 0; }
  .page-header > a.btn,
  .page-header > button.btn,
  .page-header > .flex { flex-shrink: 0; }

  /* Forms */
  .form-grid-2,
  .form-grid-3,
  .form-grid-4 { grid-template-columns: 1fr; }

  /* Stats */
  .stats-grid { grid-template-columns: 1fr 1fr; }

  /* Patient grid: 2 columns on tablet */
  .patient-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .patient-card { min-width: 0; }
  .patient-card-name {
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .patient-card-image { height: 120px; }

  /* Search bar: wrap on tablet */
  .search-bar { flex-wrap: wrap; gap: 0.5rem; }
  .search-input-wrapper { min-width: 0; }
  .search-bar select.form-control,
  .search-bar .form-control[style*="width"] {
    width: auto !important;
    flex: 1;
    min-width: 120px;
  }

  /* Tables → hide on mobile, show card list instead */
  .mob-hide-table .table-container { display: none; }
  .mob-hide-table .mob-card-list   { display: flex; }

  /* Tables when shown: horizontal scroll */
  .table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-lg);
  }
  .data-table { min-width: 600px; }

  /* Modals: nearly full width */
  .modal,
  .modal-lg,
  .modal-xl {
    width: 96vw !important;
    max-width: 96vw !important;
    max-height: 92vh;
    margin: 0.5rem auto;
  }
  .modal-body { padding: 1rem; }

  /* Invoice modal: stack columns */
  .modal-body .flex.gap-4 { flex-direction: column; }
  #pdf-frame-wrap-* { height: 300px; }
}

/* ============================================================
   Responsive ≤ 480px  (Mobile Portrait)
   ============================================================ */
@media (max-width: 480px) {
  .page-content {
    padding: 0.75rem;
    padding-top: calc(var(--header-height) + 0.75rem);
  }

  /* Page header */
  .page-header {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }
  .page-header > a.btn,
  .page-header > button.btn {
    width: 100%;
    justify-content: center;
  }
  .page-header .flex.gap-2 {
    flex-wrap: wrap;
    width: 100%;
  }
  .page-header .flex.gap-2 .btn { flex: 1; justify-content: center; }

  /* Stats: two columns on tiny phones */
  .stats-grid { grid-template-columns: 1fr 1fr; }

  /* Patient grid: single column */
  .patient-grid { grid-template-columns: 1fr; gap: 0.625rem; }
  .patient-card { display: flex; flex-direction: row; align-items: center; }
  .patient-card-image {
    width: 72px;
    height: 72px;
    flex-shrink: 0;
    border-radius: var(--radius) 0 0 var(--radius);
  }
  .patient-card-body { padding: 0.625rem 0.75rem; flex: 1; min-width: 0; }
  .patient-card-name { font-size: 0.875rem; margin-bottom: 0.1rem; }
  .patient-card-species { font-size: 0.75rem; margin-bottom: 0.25rem; }
  .patient-card-meta { flex-wrap: wrap; gap: 0.25rem; }

  /* Search bar: full width inputs */
  .search-bar { flex-direction: column; align-items: stretch; }
  .search-input-wrapper { width: 100%; }
  .search-bar select.form-control,
  .search-bar .form-control[style*="width"] { width: 100% !important; }
  .search-bar .btn { width: 100%; justify-content: center; }

  /* Tables: all columns squeezed → horizontal scroll */
  .data-table { min-width: 500px; font-size: 0.8rem; }
  .data-table th, .data-table td { padding: 0.5rem 0.5rem; }

  /* Hide more table columns on very small phones */
  .data-table th:nth-child(3),
  .data-table td:nth-child(3) { display: none; }

  /* Modals */
  .modal,
  .modal-lg,
  .modal-xl {
    width: 100vw !important;
    max-width: 100vw !important;
    max-height: 96vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    margin: auto 0 0;
  }
  .modal-overlay { align-items: flex-end; }

  /* Glass cards */
  .glass-card { padding: 0.875rem; }

  /* Flex layouts that break on mobile */
  .flex.gap-4[style*="flex-wrap:wrap"] { gap: 0.75rem; }
}

/* ============================================================
   Liquid Glass Enhancements — richer ambient background
   (Glass overrides are in liquid-glass.css)
   ============================================================ */

body::before {
  background:
    radial-gradient(ellipse 900px 700px at 15%  5%,  rgba(79,124,255,0.10) 0%, transparent 65%),
    radial-gradient(ellipse 700px 500px at 85% 85%,  rgba(168,85,247,0.09) 0%, transparent 65%),
    radial-gradient(ellipse 500px 400px at 55% 40%,  rgba(6,182,212,0.06)  0%, transparent 65%),
    radial-gradient(ellipse 400px 300px at 90% 10%,  rgba(168,85,247,0.05) 0%, transparent 60%);
}

/* Page title — gradient text */
.page-title {
  background: linear-gradient(135deg, #f0f0ff 30%, #9090c0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Settings tabs */
.settings-tab {
  background: rgba(255,255,255,0.03) !important;
  border: 1px solid rgba(255,255,255,0.07) !important;
}
.settings-tab.active {
  background: linear-gradient(135deg, rgba(79,124,255,0.18), rgba(168,85,247,0.12)) !important;
  border-color: rgba(79,124,255,0.3) !important;
}

[data-theme="light"] .page-title {
  background: linear-gradient(135deg, #0f0f2e 30%, #3b6ef0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}