/* ═══════════════════════════════════════════════
   GastarIA — Design System (Neumorphic)
   Archivo: app/static/css/neu.css
   ═══════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── Variables ── */
:root {
  --bg: #e8ecef;
  --surface: #e8ecef;
  --shadow-dark: rgba(163, 177, 198, 0.6);
  --shadow-light: rgba(255, 255, 255, 0.92);
  --primary: #192b3f;
  --secondary: #2fa29b;
  --accent: #2fa29b;
  --accent-dark: #192b3f;
  --accent-glow: rgba(47, 162, 155, 0.35);
  --danger: #ef4444;
  --danger-soft: rgba(239, 68, 68, 0.12);
  --warning: #f59e0b;
  --warning-soft: rgba(245, 158, 11, 0.12);
  --text-primary: #1a202c;
  --text-secondary: #718096;
  --text-muted: #a0aec0;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
}

/* ── Dark Theme ── */
[data-theme="dark"] {
  --bg: #1a202c;
  --surface: #1a202c;
  --shadow-dark: #11151c;
  --shadow-light: #232b3c;
  --text-primary: #f7fafc;
  --text-secondary: #a0aec0;
  --text-muted: #718096;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

/* ── Neumorphic Surfaces ── */
.neu-raised {
  background: var(--surface);
  box-shadow: 8px 8px 16px var(--shadow-dark), -8px -8px 16px var(--shadow-light);
  border-radius: var(--radius-md);
}

.neu-raised-lg {
  background: var(--surface);
  box-shadow: 12px 12px 24px var(--shadow-dark), -12px -12px 24px var(--shadow-light);
  border-radius: var(--radius-lg);
}

.neu-inset {
  background: var(--surface);
  box-shadow: inset 4px 4px 10px var(--shadow-dark), inset -4px -4px 10px var(--shadow-light);
  border-radius: var(--radius-md);
}

.neu-inset-sm {
  background: var(--surface);
  box-shadow: inset 3px 3px 7px var(--shadow-dark), inset -3px -3px 7px var(--shadow-light);
  border-radius: var(--radius-sm);
}

/* ── Input ── */
.input-neu {
  width: 100%;
  padding: 14px 18px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--surface);
  box-shadow: inset 4px 4px 8px var(--shadow-dark), inset -4px -4px 8px var(--shadow-light);
  font-size: 15px;
  color: var(--text-primary);
  outline: none;
  transition: box-shadow 0.3s ease;
  font-family: 'Inter', sans-serif;
}

.input-neu:focus {
  box-shadow: inset 6px 6px 12px var(--shadow-dark),
    inset -6px -6px 12px var(--shadow-light),
    0 0 0 2px var(--accent-glow);
}

.input-neu::placeholder {
  color: var(--text-muted);
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border: none;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 6px 6px 14px var(--accent-glow), -3px -3px 10px var(--shadow-light);
  transition: all 0.25s ease;
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.2px;
  width: 100%;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 8px 8px 20px var(--accent-glow), -4px -4px 12px var(--shadow-light);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 4px 4px 8px var(--accent-glow);
}

.btn-primary:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  box-shadow: 4px 4px 10px var(--shadow-dark), -4px -4px 10px var(--shadow-light);
  transition: all 0.25s ease;
  font-family: 'Inter', sans-serif;
}

.btn-ghost:hover {
  color: var(--accent);
  box-shadow: 6px 6px 14px var(--shadow-dark), -6px -6px 14px var(--shadow-light);
}

.btn-ghost:active {
  box-shadow: inset 3px 3px 7px var(--shadow-dark), inset -3px -3px 7px var(--shadow-light);
}

/* ── Alerts ── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  display: none;
  font-weight: 500;
}

.alert.error {
  background: var(--danger-soft);
  color: var(--danger);
  border-left: 3px solid var(--danger);
}

.alert.success {
  background: rgba(16, 185, 129, .1);
  color: var(--accent);
  border-left: 3px solid var(--accent);
}

.alert.warning {
  background: var(--warning-soft);
  color: var(--warning);
  border-left: 3px solid var(--warning);
}

.alert.visible {
  display: block;
}

/* ── Form Labels ── */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

/* ── Tabs ── */
.tabs {
  display: flex;
  gap: 6px;
  padding: 6px;
  border-radius: var(--radius-sm);
  box-shadow: inset 4px 4px 8px var(--shadow-dark), inset -4px -4px 8px var(--shadow-light);
}

.tab-btn {
  flex: 1;
  padding: 10px;
  border: none;
  background: transparent;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: 'Inter', sans-serif;
}

.tab-btn.active {
  background: var(--surface);
  color: var(--accent);
  box-shadow: 4px 4px 8px var(--shadow-dark), -4px -4px 8px var(--shadow-light);
}

/* ── Spinner ── */
.spinner {
  display: inline-block;
  width: 15px;
  height: 15px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}

/* ── Badge ── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-green {
  background: rgba(16, 185, 129, .15);
  color: var(--accent);
}

.badge-red {
  background: var(--danger-soft);
  color: var(--danger);
}

.badge-gray {
  background: rgba(113, 128, 150, .12);
  color: var(--text-secondary);
}

/* ── Progress Bar ── */
.progress-track {
  height: 14px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light);
}

.progress-fill {
  height: 100%;
  border-radius: 20px;
  background: linear-gradient(90deg, var(--accent), var(--accent-dark));
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-fill.danger {
  background: linear-gradient(90deg, var(--warning), var(--danger));
}

.progress-fill.warning {
  background: linear-gradient(90deg, #fbbf24, var(--warning));
}

/* ── Utility ── */
.text-accent {
  color: var(--accent);
}

.text-danger {
  color: var(--danger);
}

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

.text-secondary {
  color: var(--text-secondary);
}

.fw-600 {
  font-weight: 600;
}

.fw-700 {
  font-weight: 700;
}

.mt-auto {
  margin-top: auto;
}

/* ── Animations ── */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes pulse-green {

  0%,
  100% {
    box-shadow: 0 0 0 0 var(--accent-glow);
  }

  50% {
    box-shadow: 0 0 0 8px transparent;
  }
}

.anim-slide-up {
  animation: slideUp 0.5s ease both;
}

.anim-slide-down {
  animation: slideDown 0.5s ease both;
}

.anim-fade-in {
  animation: fadeIn 0.4s ease both;
}

.toast { display: flex; align-items: center; gap: 12px; padding: 16px 20px; background: var(--surface); border-radius: var(--radius-md); box-shadow: 8px 8px 16px var(--shadow-dark), -8px -8px 16px var(--shadow-light); color: var(--text-primary); font-weight: 500; transform: translateY(120%); transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55); pointer-events: auto; }
.toast.show { transform: translateY(0); }
.toast-icon { font-size: 20px; }
.toast.success .toast-icon { color: var(--success); }
.toast.error .toast-icon { color: var(--danger); }
.toast.warning .toast-icon { color: var(--warning); }
#toast-container { position: fixed; bottom: 20px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; pointer-events: none; }

.logo-dark { display: none; }
[data-theme="dark"] .logo-light { display: none; }
[data-theme="dark"] .logo-dark { display: inline-block; }