/*
 * ═══════════════════════════════════════════════════════════════
 *  LaSystems — Design System Base CSS
 *  Requer: Google Font "Inter" (400-900)
 * ═══════════════════════════════════════════════════════════════
 */

/* ──────── TOKENS ──────── */
:root {
  --bg:           #0B0D12;
  --surface:      #111827;
  --surface-alt:  #1A2332;
  --surface-dark: #080A0F;
  --border:       #1E2B3D;
  --border-hover: #2A3F5F;
  --brand:        #0EA5E9;
  --brand-dark:   #0284C7;
  --accent:       #38BDF8;
  --success:      #10B981;
  --danger:       #EF4444;
  --warning:      #F59E0B;
  --info:         #6366F1;
  --purple:       #A78BFA;
  --text-primary:   #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted:     #64748B;
  --text-dim:       #475569;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 20px;
}

/* ──────── RESET ──────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { overflow-x: hidden; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #1E3A5F; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #2A4A6F; }

/* ──────── TYPOGRAPHY ──────── */
.page-title {
  font-size: 1.75rem; font-weight: 800; letter-spacing: -0.025em;
  background: linear-gradient(135deg, #F1F5F9, #94A3B8);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-label {
  font-size: 10px; font-weight: 800; text-transform: uppercase;
  letter-spacing: 0.15em; color: var(--brand);
}
.text-gradient {
  background: linear-gradient(135deg, #38BDF8, #0EA5E9, #22D3EE);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ──────── BUTTONS ──────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.5rem; font-weight: 600; border-radius: var(--radius-md);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer; user-select: none; font-size: 0.75rem;
  letter-spacing: 0.02em; padding: 0.5rem 1rem; border: none;
  font-family: var(--font); text-decoration: none;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }
.btn-sm { font-size: 10px; border-radius: var(--radius-sm); padding: 0.375rem 0.75rem; }
.btn-lg { font-size: 0.875rem; border-radius: var(--radius-lg); padding: 0.75rem 1.5rem; }

.btn-primary {
  background: linear-gradient(135deg, #0EA5E9, #0284C7); color: #fff;
  box-shadow: 0 2px 8px rgba(14,165,233,0.25), inset 0 1px 0 rgba(255,255,255,0.1);
  border: 1px solid rgba(56,189,248,0.3);
}
.btn-primary:hover { box-shadow: 0 4px 16px rgba(14,165,233,0.35); transform: translateY(-1px); filter: brightness(1.08); }

.btn-success {
  background: linear-gradient(135deg, #10B981, #059669); color: #fff;
  box-shadow: 0 2px 8px rgba(16,185,129,0.25), inset 0 1px 0 rgba(255,255,255,0.1);
  border: 1px solid rgba(16,185,129,0.3);
}
.btn-success:hover { box-shadow: 0 4px 16px rgba(16,185,129,0.35); transform: translateY(-1px); filter: brightness(1.08); }

.btn-danger {
  background: linear-gradient(135deg, #EF4444, #DC2626); color: #fff;
  box-shadow: 0 2px 8px rgba(239,68,68,0.25), inset 0 1px 0 rgba(255,255,255,0.1);
  border: 1px solid rgba(239,68,68,0.3);
}
.btn-danger:hover { box-shadow: 0 4px 16px rgba(239,68,68,0.35); transform: translateY(-1px); filter: brightness(1.08); }

.btn-warning {
  background: linear-gradient(135deg, #F59E0B, #D97706); color: #fff;
  box-shadow: 0 2px 8px rgba(245,158,11,0.25), inset 0 1px 0 rgba(255,255,255,0.1);
  border: 1px solid rgba(245,158,11,0.3);
}
.btn-warning:hover { box-shadow: 0 4px 16px rgba(245,158,11,0.35); transform: translateY(-1px); filter: brightness(1.08); }

.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid transparent; }
.btn-ghost:hover { background: rgba(255,255,255,0.04); color: var(--text-primary); border-color: rgba(255,255,255,0.06); }

.btn-outline { background: rgba(255,255,255,0.02); color: var(--text-secondary); border: 1px solid var(--border); }
.btn-outline:hover { background: rgba(56,189,248,0.06); color: var(--accent); border-color: rgba(56,189,248,0.25); box-shadow: 0 0 12px rgba(56,189,248,0.08); }

/* ──────── INPUTS ──────── */
.input-field {
  width: 100%; background: var(--bg); color: var(--text-primary);
  font-size: 0.875rem; font-family: var(--font);
  border-radius: var(--radius-lg); border: 1px solid var(--border);
  padding: 0.625rem 0.875rem; outline: none; transition: all 0.2s ease;
}
.input-field::placeholder { color: var(--text-dim); }
.input-field:focus { border-color: rgba(56,189,248,0.5); box-shadow: 0 0 0 3px rgba(56,189,248,0.08), 0 0 16px rgba(56,189,248,0.06); }
.input-field:hover:not(:focus) { border-color: var(--border-hover); }

/* ──────── BADGES ──────── */
.badge { display: inline-flex; align-items: center; gap: 4px; font-size: 10px; font-weight: 700; border-radius: 999px; padding: 2px 8px; line-height: 1.4; }
.badge-primary  { color: var(--accent);  background: rgba(56,189,248,0.1);  border: 1px solid rgba(56,189,248,0.25); }
.badge-success  { color: var(--success); background: rgba(16,185,129,0.1);  border: 1px solid rgba(16,185,129,0.25); }
.badge-danger   { color: var(--danger);  background: rgba(239,68,68,0.1);   border: 1px solid rgba(239,68,68,0.25); }
.badge-warning  { color: var(--warning); background: rgba(245,158,11,0.1);  border: 1px solid rgba(245,158,11,0.25); }
.badge-neutral  { color: var(--text-muted); background: rgba(100,116,139,0.1); border: 1px solid rgba(100,116,139,0.25); }
.badge-purple   { color: var(--purple);  background: rgba(167,139,250,0.1); border: 1px solid rgba(167,139,250,0.25); }

/* ──────── CARDS ──────── */
.glass-panel {
  border-radius: var(--radius-2xl); position: relative; overflow: hidden;
  background: linear-gradient(145deg, rgba(17,24,39,0.95), rgba(11,13,18,0.98));
  border: 1px solid var(--border);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.glass-panel::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(56,189,248,0.08), transparent 60%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.glass-panel:hover { border-color: rgba(56,189,248,0.12); box-shadow: 0 4px 24px rgba(0,0,0,0.2), 0 0 20px rgba(56,189,248,0.03); }

/* ──────── ANIMATIONS ──────── */
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeScale { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }

.page-enter { animation: fadeIn 0.3s ease-out; }
.modal-enter { animation: fadeScale 0.2s ease-out; }
.slide-up { animation: slideUp 0.25s ease-out; }

/* ──────── UTILITIES ──────── */
.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--border), transparent); }