/* ============================================
   MEDIZINSCHRANK - Design System
   Palette: Pastell Türkis + Gelb
   ============================================ */

:root {
  /* Türkis-Palette */
  --teal-50:  #f0fdfa;
  --teal-100: #ccfbf1;
  --teal-200: #99f6e4;
  --teal-300: #5eead4;
  --teal-400: #2dd4bf;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;
  --teal-700: #0f766e;

  /* Gelb-Palette */
  --yellow-50:  #fefce8;
  --yellow-100: #fef9c3;
  --yellow-200: #fef08a;
  --yellow-300: #fde047;
  --yellow-400: #facc15;
  --yellow-500: #eab308;
  --yellow-600: #ca8a04;

  /* Neutral */
  --gray-50:  #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

  /* Danger */
  --red-400: #f87171;
  --red-500: #ef4444;
  --red-600: #dc2626;
}

/* ===== LIGHT THEME ===== */
[data-theme="light"] {
  --bg-page:      var(--gray-50);
  --bg-card:      #ffffff;
  --bg-card-hover: var(--teal-50);
  --bg-input:     #ffffff;
  --bg-header:    var(--teal-600);
  --bg-tabs:      var(--teal-50);
  --bg-modal:     #ffffff;

  --text-primary:   var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted:     var(--gray-400);
  --text-header:    #ffffff;
  --text-on-teal:   #ffffff;

  --border:        var(--gray-200);
  --border-focus:  var(--teal-400);
  --border-card:   var(--gray-200);

  --accent-primary:  var(--teal-500);
  --accent-hover:    var(--teal-600);
  --accent-light:    var(--teal-100);
  --accent-yellow:   var(--yellow-400);
  --accent-yellow-light: var(--yellow-100);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);

  --tab-active-bg: var(--teal-500);
  --tab-active-text: #ffffff;
  --tab-bg: var(--teal-100);
  --tab-text: var(--teal-700);

  --warning-bg: #fff7ed;
  --warning-border: #fed7aa;
  --warning-text: #92400e;

  --paused-bg: var(--gray-100);
  --paused-text: var(--gray-500);
}

/* ===== DARK THEME ===== */
[data-theme="dark"] {
  --bg-page:      #0d1117;
  --bg-card:      #161b22;
  --bg-card-hover: #1c2430;
  --bg-input:     #21262d;
  --bg-header:    #0d1117;
  --bg-tabs:      #161b22;
  --bg-modal:     #161b22;

  --text-primary:   #e6edf3;
  --text-secondary: #8b949e;
  --text-muted:     #484f58;
  --text-header:    #e6edf3;
  --text-on-teal:   #ffffff;

  --border:        #30363d;
  --border-focus:  var(--teal-400);
  --border-card:   #30363d;

  --accent-primary:  var(--teal-400);
  --accent-hover:    var(--teal-300);
  --accent-light:    rgba(45,212,191,0.12);
  --accent-yellow:   var(--yellow-400);
  --accent-yellow-light: rgba(250,204,21,0.12);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.5);

  --tab-active-bg: var(--teal-500);
  --tab-active-text: #ffffff;
  --tab-bg: rgba(45,212,191,0.1);
  --tab-text: var(--teal-400);

  --warning-bg: rgba(234,179,8,0.1);
  --warning-border: rgba(234,179,8,0.3);
  --warning-text: var(--yellow-400);

  --paused-bg: rgba(100,116,139,0.15);
  --paused-text: var(--gray-500);
}

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

html {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

body {
  background: var(--bg-page);
  color: var(--text-primary);
  min-height: 100vh;
  transition: background 0.2s, color 0.2s;
}

/* ===== UTILITIES ===== */
.hidden { display: none !important; }

/* ===== LOGIN SCREEN ===== */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--teal-50) 0%, var(--yellow-50) 100%);
  padding: 1rem;
}
[data-theme="dark"] .login-screen {
  background: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2.5rem;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow-lg);
}

.login-logo {
  text-align: center;
  margin-bottom: 2rem;
}
.login-icon {
  width: 72px;
  height: 72px;
  margin-bottom: 0.75rem;
  filter: drop-shadow(0 2px 8px rgba(20,184,166,0.3));
}
.login-logo h1 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent-primary);
  letter-spacing: -0.02em;
}
.login-logo p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

/* ===== APP LAYOUT ===== */
.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ===== HEADER ===== */
.app-header {
  background: var(--bg-header);
  color: var(--text-header);
  padding: 0 1.25rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid var(--accent-primary);
}

[data-theme="light"] .app-header {
  background: var(--teal-600);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.header-icon {
  width: 32px;
  height: 32px;
  filter: drop-shadow(0 1px 3px rgba(0,0,0,0.25));
}
.header-title {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #fff;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* ===== TABS BAR ===== */
.tabs-bar {
  background: var(--bg-tabs);
  border-bottom: 1px solid var(--border);
  padding: 0.6rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  position: sticky;
  top: 60px;
  z-index: 90;
  overflow-x: auto;
}
.tabs-inner {
  display: flex;
  gap: 0.4rem;
  flex: 1;
  overflow-x: auto;
}
.tab {
  background: var(--tab-bg);
  color: var(--tab-text);
  border: none;
  border-radius: 100px;
  padding: 0.3rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
}
.tab:hover { opacity: 0.8; }
.tab.active {
  background: var(--tab-active-bg);
  color: var(--tab-active-text);
  box-shadow: 0 1px 4px rgba(20,184,166,0.3);
}

/* ===== WARNING BANNER ===== */
.warning-banner {
  background: var(--warning-bg);
  border-bottom: 1px solid var(--warning-border);
  color: var(--warning-text);
  padding: 0.6rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
}

/* ===== MAIN CONTENT ===== */
.main-content {
  flex: 1;
  padding: 1.25rem;
}

/* ===== MEDICATION CARDS GRID ===== */
.medications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}

.med-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 14px;
  padding: 1.1rem;
  cursor: pointer;
  transition: all 0.15s;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.med-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}
.med-card.paused {
  background: var(--paused-bg);
  opacity: 0.75;
}
.med-card.warning-low {
  border-color: var(--yellow-400);
  border-left: 4px solid var(--red-500);
}
.med-card.warning-critical {
  border-left: 4px solid var(--red-600);
}

.med-card-header {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.med-warning-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  object-fit: contain;
}
.med-card-titles {
  flex: 1;
  min-width: 0;
}
.med-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.med-form-badge {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent-primary);
  border-radius: 100px;
  padding: 0.1rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 500;
  margin-top: 0.2rem;
}
[data-theme="dark"] .med-form-badge {
  background: rgba(45,212,191,0.15);
}

.med-person-label {
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--accent-yellow-light);
  color: var(--yellow-600);
  border-radius: 100px;
  padding: 0.1rem 0.6rem;
  white-space: nowrap;
}
[data-theme="dark"] .med-person-label {
  color: var(--yellow-400);
  background: rgba(250,204,21,0.15);
}

.med-card-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}
.med-stat {
  display: flex;
  flex-direction: column;
}
.med-stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}
.med-stat-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}
.med-stat-value.quantity-low { color: var(--red-500); }
.med-stat-value.quantity-ok { color: var(--teal-500); }

.paused-badge {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: var(--gray-400);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 100px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.med-effect-tag {
  margin-top: 0.6rem;
  font-size: 0.78rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  color: var(--text-muted);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent-primary);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  background: var(--gray-100);
  color: var(--gray-700);
  border: 1px solid var(--border);
}
[data-theme="dark"] .btn-secondary {
  background: #21262d;
  color: var(--text-secondary);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--gray-200); }
[data-theme="dark"] .btn-secondary:hover { background: #30363d; }

.btn-accent {
  background: var(--accent-yellow);
  color: var(--gray-900);
}
.btn-accent:hover { background: var(--yellow-500); }

.btn-danger {
  background: var(--red-500);
  color: #fff;
}
.btn-danger:hover { background: var(--red-600); }

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}
.btn-full { width: 100%; justify-content: center; }

.btn-icon {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-header);
  padding: 0.4rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  transition: background 0.15s;
}
.btn-icon:hover {
  background: rgba(255,255,255,0.15);
}
[data-theme="dark"] .btn-icon { color: var(--text-secondary); }
[data-theme="dark"] .btn-icon:hover { background: rgba(255,255,255,0.08); color: var(--text-primary); }

/* ===== FORMS ===== */
.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.input-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
}
.input-group input,
.input-group select,
.input-group textarea {
  background: var(--bg-input);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  color: var(--text-primary);
  transition: border-color 0.15s;
  width: 100%;
}
.input-group input:focus,
.input-group select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(45,212,191,0.15);
}
[data-theme="dark"] .input-group input,
[data-theme="dark"] .input-group select {
  background: #21262d;
  color: #e6edf3;
}
[data-theme="dark"] .input-group input::placeholder { color: #484f58; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.error-msg {
  color: var(--red-500);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.4rem 0;
}

/* ===== MODALS ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-card {
  background: var(--bg-modal);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.modal-card-detail { max-width: 480px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
}
.modal-header h2 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-body {
  padding: 1.25rem 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex: 1;
}
.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 0.6rem;
  justify-content: flex-end;
}

/* ===== DETAIL MODAL ===== */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.detail-item { display: flex; flex-direction: column; gap: 0.2rem; }
.detail-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-weight: 600;
}
.detail-value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}
.detail-warning-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem;
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  border-radius: 10px;
  margin-bottom: 0.5rem;
}
.detail-warning-row img { width: 48px; height: 48px; }
.detail-warning-row p { font-size: 0.875rem; color: var(--warning-text); font-weight: 500; }

/* ===== SETTINGS INFO ===== */
.settings-info {
  background: var(--accent-light);
  border-radius: 10px;
  padding: 1rem;
  border: 1px solid var(--border);
}
.settings-info h3 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--text-primary);
}
.settings-info p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 0.6rem;
}
.code-block {
  display: block;
  background: var(--bg-page);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
  font-size: 0.72rem;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  color: var(--teal-500);
  word-break: break-all;
  margin-top: 0.4rem;
}

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gray-800);
  color: #fff;
  padding: 0.65rem 1.25rem;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  z-index: 999;
  box-shadow: var(--shadow-lg);
  transition: opacity 0.3s;
}
[data-theme="dark"] .toast { background: var(--teal-500); color: #fff; }

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  .medications-grid { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr 1fr; }
  .modal-footer { flex-direction: column; }
  .modal-footer .btn { width: 100%; justify-content: center; }
  .tabs-bar { padding: 0.5rem 0.75rem; }
  .main-content { padding: 0.75rem; }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 3px; }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: #30363d; }

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.med-card { animation: fadeIn 0.2s ease; }

.toast-error {
  background: var(--red-500) !important;
}

/* ===== CONFIRM MODAL ===== */
.modal-card-confirm {
  max-width: 400px;
}
.modal-card-confirm .modal-header {
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 1.75rem;
  gap: 0.75rem;
  border-bottom: none;
}
.modal-card-confirm .modal-header h2 {
  font-size: 1.15rem;
}
.confirm-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.confirm-icon-wrap.danger  { background: #fee2e2; color: var(--red-500); }
.confirm-icon-wrap.warning { background: var(--accent-yellow-light); color: var(--yellow-600); }
[data-theme="dark"] .confirm-icon-wrap.danger  { background: rgba(239,68,68,0.15); color: #f87171; }
[data-theme="dark"] .confirm-icon-wrap.warning { background: rgba(250,204,21,0.12); color: var(--yellow-400); }

.confirm-message {
  text-align: center;
  color: var(--text-primary);
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0;
}
.confirm-sub {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.82rem;
  margin-top: 0.4rem;
}
.modal-card-confirm .modal-body {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}
.modal-card-confirm .modal-footer {
  justify-content: center;
  gap: 0.75rem;
  padding-bottom: 1.5rem;
}
.modal-card-confirm .modal-footer .btn {
  min-width: 120px;
  justify-content: center;
}

/* ===== PAUSED TOGGLE BUTTON ===== */
#paused-toggle {
  transition: all 0.15s;
}
#paused-toggle.btn-accent {
  box-shadow: 0 0 0 2px var(--accent-yellow);
}