/* ==========================================================================
   MASTER DESIGN SYSTEM & TOKENS — DENTAL CRM
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Albert+Sans:wght@400;600;800&family=Be+Vietnam+Pro:wght@400;600;800&family=DM+Sans:wght@400;600;800&family=Figtree:wght@400;600;800&family=Inter:wght@400;600;800&family=Lexend:wght@400;600;800&family=Manrope:wght@400;600;800&family=Plus+Jakarta+Sans:wght@400;600;800;900&family=Red+Hat+Display:wght@400;600;800&family=Sora:wght@400;600;800;900&family=Urbanist:wght@400;600;800&display=swap');

:root {
  /* Canvas & Background Surfaces */
  --bg-dark: #080a12;
  --bg-card: #0f1322;
  --bg-card-hover: #161b2e;
  --bg-glass: rgba(15, 19, 34, 0.75);
  --bg-glass-heavy: rgba(10, 13, 24, 0.88);

  /* Accents & Glows */
  --accent-indigo: #6366f1;
  --indigo-glow: rgba(99, 102, 241, 0.35);
  --accent-blue: #3b82f6;
  --blue-glow: rgba(59, 130, 246, 0.35);
  --accent-cyan: #38bdf8;
  --cyan-glow: rgba(56, 189, 248, 0.3);
  --accent-emerald: #25d366;
  --emerald-glow: rgba(37, 211, 102, 0.3);
  --accent-amber: #f59e0b;
  --amber-glow: rgba(245, 158, 11, 0.3);
  --accent-rose: #f43f5e;
  --rose-glow: rgba(244, 63, 94, 0.3);

  /* Typography Colors */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;

  /* Font Families */
  --font-jakarta: 'Plus Jakarta Sans', sans-serif;
  --font-sora: 'Sora', sans-serif;
  --font-lexend: 'Lexend', sans-serif;
  --font-manrope: 'Manrope', sans-serif;
  --font-urbanist: 'Urbanist', sans-serif;
  --font-redhat: 'Red Hat Display', sans-serif;
  --font-dmsans: 'DM Sans', sans-serif;
  --font-vietnam: 'Be Vietnam Pro', sans-serif;
  --font-albert: 'Albert Sans', sans-serif;
  --font-figtree: 'Figtree', sans-serif;
  --font-inter: 'Inter', sans-serif;

  /* Default Active Font */
  --font-heading: var(--font-jakarta);
  --font-body: var(--font-jakarta);

  /* Borders & Shadows */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(99, 102, 241, 0.3);
  --border-emerald: rgba(37, 211, 102, 0.3);
  --border-rose: rgba(244, 63, 94, 0.3);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.25);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 30px;

  /* Transitions */
  --transition-fast: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Styles */
body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
}

/* Font Helper Utility Classes */
.font-jakarta { font-family: var(--font-jakarta) !important; }
.font-sora { font-family: var(--font-sora) !important; }
.font-lexend { font-family: var(--font-lexend) !important; }
.font-manrope { font-family: var(--font-manrope) !important; }
.font-urbanist { font-family: var(--font-urbanist) !important; }
.font-redhat { font-family: var(--font-redhat) !important; }
.font-dmsans { font-family: var(--font-dmsans) !important; }
.font-vietnam { font-family: var(--font-vietnam) !important; }
.font-albert { font-family: var(--font-albert) !important; }
.font-figtree { font-family: var(--font-figtree) !important; }
.font-inter { font-family: var(--font-inter) !important; }

/* Radial Glow Background Effect */
.bg-glow-radial {
  position: relative;
  background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.22) 0%, rgba(8, 10, 18, 0) 70%),
              linear-gradient(180deg, #0f1326 0%, #080a12 100%);
}

/* Gradient Text Masks */
.gradient-text-primary {
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 50%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-cyan {
  background: linear-gradient(135deg, #ffffff 0%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-emerald {
  background: linear-gradient(135deg, #ffffff 0%, #34d399 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Glassmorphic Card Container */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition-smooth);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
}

.glass-card-glow {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.12), rgba(59, 130, 246, 0.06));
  border: 1px solid var(--border-glow);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-md);
  padding: 24px;
}

/* Button Suite */
.btn-ds {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-ds:active {
  transform: scale(0.97);
}

.btn-ds-primary {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-indigo));
  color: #ffffff;
  box-shadow: 0 4px 20px var(--indigo-glow);
}

.btn-ds-primary:hover {
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.5);
  transform: translateY(-2px);
}

.btn-ds-glass {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-ds-glass:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--border-glow);
  color: #ffffff;
}

.btn-ds-emerald {
  background: linear-gradient(135deg, #10b981, #25d366);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--emerald-glow);
}

.btn-ds-emerald:hover {
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.5);
  transform: translateY(-2px);
}

.btn-ds-rose {
  background: linear-gradient(135deg, #ef4444, #f43f5e);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--rose-glow);
}

.btn-ds-rose:hover {
  box-shadow: 0 10px 30px rgba(244, 63, 94, 0.5);
  transform: translateY(-2px);
}

/* Badge Tags & Pill Indicators */
.badge-ds {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.badge-ds-urgency {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid var(--border-rose);
  color: #fca5a5;
}

.badge-ds-good {
  background: rgba(37, 211, 102, 0.15);
  border: 1px solid var(--border-emerald);
  color: #6ee7b7;
}

.badge-ds-indigo {
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid var(--border-glow);
  color: #a5b4fc;
}

.badge-ds-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
  100% { opacity: 1; transform: scale(1); }
}

/* Input Form Controls */
.input-ds {
  width: 100%;
  background: rgba(15, 19, 34, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: var(--transition-fast);
}

.input-ds:focus {
  border-color: var(--accent-indigo);
  box-shadow: 0 0 0 3px var(--indigo-glow);
}