:root {
  /* --- PALETĂ CROMATICĂ BINAFARM GOLD EDITION --- */
  --bg-surface: #16130b;
  --bg-surface-dim: #110e07;
  --bg-surface-container: #231f17;
  --bg-surface-container-high: #2d2a21;
  --bg-surface-container-highest: #38342b;
  
  --color-gold-primary: #d4af37;
  --color-gold-bright: #f2ca50;
  --color-gold-dim: #997c22;
  --color-gold-glow: rgba(212, 175, 55, 0.15);
  
  --text-on-surface: #eae1d4;
  --text-on-surface-muted: #d0c5af;
  --text-dim: #8e8677;
  
  --border-gold-subtle: rgba(212, 175, 55, 0.22);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-dark: #38342b;
  
  --color-vitality: #004d40;
  --color-vitality-light: #9bdbc9;
  --color-error: #ffb4ab;
  --color-error-bg: #93000a;
  --color-warning: #ffb74d;

  /* --- TIPOGRAFIE --- */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* --- FORME & SPAȚIERE --- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  --max-width: 1440px;
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.15s ease-out;

  /* --- GLASSMORPHISM --- */
  --glass-bg: rgba(22, 19, 11, 0.78);
  --glass-card: rgba(35, 31, 23, 0.65);
  --glass-card-hover: rgba(45, 42, 33, 0.85);
  --glass-blur: blur(20px);
  --glass-blur-heavy: blur(40px);
}

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

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

body {
  background-color: var(--bg-surface);
  color: var(--text-on-surface);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- CANVAS SHADER BACKGROUND --- */
#bina-shader-wrap {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
  background: radial-gradient(circle at 50% 30%, #1e190e 0%, #110e07 100%);
}

#bina-shader-canvas {
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0.85;
}

/* --- TIPOGRAFIE DE LUX --- */
h1, h2, h3, .font-serif, .brand-title {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-on-surface);
}

h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.75rem);
  line-height: 1.25;
}

h3 {
  font-size: clamp(1.3rem, 2.2vw, 1.85rem);
  line-height: 1.35;
}

p {
  color: var(--text-on-surface-muted);
  font-size: 1.05rem;
}

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

.text-gold-gradient {
  background: linear-gradient(135deg, #f2ca50 0%, #d4af37 50%, #aa8421 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-vitality {
  color: var(--color-vitality-light);
}

.label-caps {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--color-gold-bright);
}

/* --- BUTOANE & ELEMENTE INTERACTIVE --- */
.btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #f2ca50 0%, #d4af37 100%);
  color: #110e07;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 20px var(--color-gold-glow);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212, 175, 55, 0.35);
  filter: brightness(1.08);
}

.btn-outline-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--color-gold-primary);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-gold-subtle);
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition-smooth);
  backdrop-filter: blur(10px);
}

.btn-outline-gold:hover {
  background: rgba(212, 175, 55, 0.1);
  border-color: var(--color-gold-primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: transparent;
  color: var(--text-on-surface-muted);
  border: 1px solid transparent;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-ghost:hover {
  color: var(--text-on-surface);
  border-color: var(--border-glass);
  background: rgba(255, 255, 255, 0.04);
}

/* --- CARDURI & CONTAINERE GLASSMORPHIC --- */
.bina-card {
  background: var(--glass-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-gold-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.bina-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.6), transparent);
}

.bina-card:hover {
  background: var(--glass-card-hover);
  border-color: rgba(212, 175, 55, 0.45);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.5), 0 0 20px var(--color-gold-glow);
  transform: translateY(-3px);
}

.bina-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.3);
  color: var(--color-gold-bright);
}

.bina-badge-vitality {
  background: rgba(0, 77, 64, 0.35);
  border: 1px solid rgba(155, 219, 201, 0.4);
  color: var(--color-vitality-light);
}

/* --- ACCESSIBILITY MODE: VEDERE CLARĂ (SENIOR / HIGH-CONTRAST) --- */
body.mode-vedere-clara {
  --bg-surface: #0a0805;
  --bg-surface-container: #1b1710;
  --text-on-surface: #ffffff;
  --text-on-surface-muted: #f5eedb;
  --color-gold-primary: #ffd700;
  --color-gold-bright: #ffea75;
  --border-gold-subtle: #ffd700;
  font-size: 20px;
}

body.mode-vedere-clara h1 {
  font-size: clamp(2.8rem, 6vw, 4.8rem);
  font-weight: 700;
}

body.mode-vedere-clara h2 {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 700;
}

body.mode-vedere-clara h3 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
}

body.mode-vedere-clara p,
body.mode-vedere-clara .btn-gold,
body.mode-vedere-clara .btn-outline-gold {
  font-size: 1.25rem;
  padding: 1rem 2rem;
  border-width: 2px;
}

body.mode-vedere-clara .bina-card {
  border: 2px solid #ffd700;
  background: #151109;
}

body.mode-vedere-clara #bina-shader-wrap {
  opacity: 0.3;
}

/* --- ACCESSIBILITY FLOATING TOGGLE --- */
.accessibility-bar {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.btn-vedere-clara {
  background: #1f1b13;
  color: #ffd700;
  border: 1.5px solid #ffd700;
  border-radius: var(--radius-full);
  padding: 0.75rem 1.4rem;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6), 0 0 15px rgba(212, 175, 55, 0.3);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-smooth);
}

.btn-vedere-clara:hover {
  background: #ffd700;
  color: #000;
  transform: scale(1.05);
}