/* ============================================
   SCENORA - Global Styles
   Plataforma SaaS de Gestion de Eventos
   ============================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Light Mode (default) */
  --bg-primary: #ffffff;
  --bg-secondary: #f4f6f9;
  --bg-tertiary: #eaecf0;
  --bg-card: #ffffff;
  --bg-nav: rgba(255,255,255,0.92);
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-tertiary: #9ca3af;
  --border-color: #e5e7eb;
  --border-light: #f3f4f6;
  --accent: #6c5ce7;
  --accent-light: #a29bfe;
  --accent-dark: #5a4bd1;
  --accent-bg: rgba(108,92,231,0.08);
  --accent-gradient: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
  --success: #00b894;
  --success-bg: rgba(0,184,148,0.1);
  --warning: #fdcb6e;
  --warning-bg: rgba(253,203,110,0.1);
  --danger: #e17055;
  --danger-bg: rgba(225,112,85,0.1);
  --info: #74b9ff;
  --info-bg: rgba(116,185,255,0.1);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Plus Jakarta Sans', 'Inter', sans-serif;
}

[data-theme="dark"] {
  --bg-primary: #0f1117;
  --bg-secondary: #1a1d27;
  --bg-tertiary: #252836;
  --bg-card: #1a1d27;
  --bg-nav: rgba(15,17,23,0.92);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --border-color: #2d3348;
  --border-light: #1e2235;
  --accent: #818cf8;
  --accent-light: #a5b4fc;
  --accent-dark: #6366f1;
  --accent-bg: rgba(129,140,248,0.1);
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #818cf8 50%, #a5b4fc 100%);
  --success: #34d399;
  --success-bg: rgba(52,211,153,0.12);
  --warning: #fbbf24;
  --warning-bg: rgba(251,191,36,0.12);
  --danger: #f87171;
  --danger-bg: rgba(248,113,113,0.12);
  --info: #60a5fa;
  --info-bg: rgba(96,165,250,0.12);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.4);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.5);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
  transition: var(--transition);
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: 3.5rem; letter-spacing: -0.03em; }
h2 { font-size: 2.5rem; letter-spacing: -0.02em; }
h3 { font-size: 1.75rem; letter-spacing: -0.01em; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
  color: var(--text-secondary);
  line-height: 1.7;
}

.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Container --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-lg {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(108,92,231,0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(108,92,231,0.45);
}

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}

.btn-outline:hover {
  background: var(--accent);
  color: #ffffff;
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  color: var(--accent);
  background: var(--accent-bg);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon-sm {
  width: 32px;
  height: 32px;
  font-size: 0.85rem;
}

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-elevated {
  box-shadow: var(--shadow-sm);
}

.card-elevated:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
}

.badge-primary {
  background: var(--accent-bg);
  color: var(--accent);
}

.badge-success {
  background: var(--success-bg);
  color: var(--success);
}

.badge-warning {
  background: var(--warning-bg);
  color: var(--warning);
}

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

.badge-info {
  background: var(--info-bg);
  color: var(--info);
}

/* --- Forms --- */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-bg);
  background: var(--bg-primary);
}

.form-input::placeholder {
  color: var(--text-tertiary);
}

/* --- Section Spacing --- */
.section {
  padding: 100px 0;
}

.section-sm {
  padding: 60px 0;
}

/* --- Theme Toggle --- */
.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition);
  font-size: 1.1rem;
}

.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* --- Utility Classes --- */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-4 { gap: 4px; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }
.gap-24 { gap: 24px; }
.gap-32 { gap: 32px; }
.gap-40 { gap: 40px; }
.gap-48 { gap: 48px; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.w-full { width: 100%; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-20 { margin-top: 20px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-40 { margin-top: 40px; }
.mt-48 { margin-top: 48px; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* --- Responsive --- */
@media (max-width: 1024px) {
  h1 { font-size: 2.75rem; }
  h2 { font-size: 2rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.4rem; }
  .section { padding: 60px 0; }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .container { padding: 0 16px; }
  .hide-mobile { display: none !important; }
}

@media (max-width: 480px) {
  h1 { font-size: 1.85rem; }
  .btn-lg { padding: 14px 28px; font-size: 0.95rem; }
}

/* --- Animations --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.animate-fadeInUp { animation: fadeInUp 0.6s ease forwards; }
.animate-fadeIn { animation: fadeIn 0.5s ease forwards; }
.animate-slideInLeft { animation: slideInLeft 0.5s ease forwards; }

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }