@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  /* 🎨 Core Surface Hierarchy (Enterprise Modern Light Slate) */
  --ec-bg: #f8fafc;
  --ec-surface-0: #ffffff;
  --ec-surface-1: #ffffff;
  --ec-surface-2: #f1f5f9;
  --ec-surface-3: #e2e8f0;

  /* 🖌️ Accents & Brand Tones */
  --ec-primary: #4f46e5;
  --ec-primary-hover: #4338ca;
  --ec-primary-soft: rgba(79, 70, 229, 0.1);
  --ec-primary-border: rgba(79, 70, 229, 0.25);

  --ec-success: #059669;
  --ec-success-hover: #047857;
  --ec-success-soft: rgba(5, 150, 105, 0.1);
  --ec-success-border: rgba(5, 150, 105, 0.25);

  --ec-warning: #d97706;
  --ec-warning-soft: rgba(217, 119, 6, 0.1);
  --ec-warning-border: rgba(217, 119, 6, 0.25);

  --ec-danger: #e11d48;
  --ec-danger-hover: #be123c;
  --ec-danger-soft: rgba(225, 29, 72, 0.1);
  --ec-danger-border: rgba(225, 29, 72, 0.25);

  --ec-cyan: #0891b2;
  --ec-cyan-soft: rgba(8, 145, 178, 0.1);

  /* 📝 Typography Tokens */
  --ec-text-main: #0f172a;
  --ec-text-muted: #475569;
  --ec-text-dim: #94a3b8;
  --ec-text-light: #ffffff;

  /* 🛡️ Borders & Outlines */
  --ec-border-subtle: #e2e8f0;
  --ec-border-card: #e2e8f0;
  --ec-border-focus: rgba(79, 70, 229, 0.5);

  /* 📐 Radii */
  --ec-radius-sm: 8px;
  --ec-radius-md: 14px;
  --ec-radius-lg: 20px;
  --ec-radius-xl: 28px;
  --ec-radius-full: 9999px;

  /* 💫 Shadows & Elevations */
  --ec-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
  --ec-shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.06), 0 4px 6px -2px rgba(15, 23, 42, 0.02);
  --ec-shadow-lg: 0 20px 40px -12px rgba(15, 23, 42, 0.1);
  --ec-shadow-primary: 0 10px 25px -5px rgba(79, 70, 229, 0.35);
}

/* Base resets & typography */
html, body {
  font-family: 'Cairo', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--ec-bg);
  color: var(--ec-text-main);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--ec-primary);
}

/* Subtle Blueprint Tech Grid for Backgrounds (Light Slate) */
.ec-tech-grid {
  background-color: #f8fafc;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.08) 0%, transparent 65%),
    linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px);
  background-size: 100% 100%, 32px 32px, 32px 32px;
}

/* Cards & Surfaces */
.ec-card {
  background: #ffffff;
  border: 1px solid var(--ec-border-card);
  border-radius: var(--ec-radius-lg);
  box-shadow: var(--ec-shadow-md);
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.ec-card-interactive:hover {
  transform: translateY(-3px);
  border-color: rgba(79, 70, 229, 0.4);
  box-shadow: 0 16px 36px -8px rgba(15, 23, 42, 0.12), 0 0 20px -4px rgba(79, 70, 229, 0.15);
}

/* Buttons */
.ec-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.875rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--ec-radius-md);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
  text-decoration: none;
  line-height: 1.25;
}
.ec-btn:active {
  transform: scale(0.97);
}

.ec-btn-primary {
  background: linear-gradient(135deg, var(--ec-primary) 0%, var(--ec-primary-hover) 100%);
  color: #ffffff;
  box-shadow: var(--ec-shadow-primary);
}
.ec-btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 14px 32px -4px rgba(99, 102, 241, 0.5);
}

.ec-btn-secondary {
  background: var(--ec-surface-2);
  color: var(--ec-text-main);
  border-color: var(--ec-border-card);
}
.ec-btn-secondary:hover {
  background: var(--ec-surface-3);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
}

.ec-btn-success {
  background: linear-gradient(135deg, var(--ec-success) 0%, var(--ec-success-hover) 100%);
  color: #ffffff;
  box-shadow: 0 12px 28px -6px rgba(16, 185, 129, 0.35);
}
.ec-btn-success:hover {
  filter: brightness(1.1);
}

.ec-btn-danger {
  background: var(--ec-danger-soft);
  color: var(--ec-danger);
  border-color: var(--ec-danger-border);
}
.ec-btn-danger:hover {
  background: var(--ec-danger);
  color: #ffffff;
}

.ec-btn-ghost {
  background: transparent;
  color: var(--ec-text-muted);
}
.ec-btn-ghost:hover {
  background: var(--ec-surface-2);
  color: #ffffff;
}

/* Form Inputs */
.ec-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.ec-label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--ec-text-muted);
}

.ec-input, .ec-select, .ec-textarea {
  background: var(--ec-surface-0);
  border: 1px solid var(--ec-border-card);
  color: var(--ec-text-main);
  padding: 0.875rem 1.125rem;
  border-radius: var(--ec-radius-md);
  font-size: 0.9375rem;
  font-family: inherit;
  width: 100%;
  box-sizing: border-box;
  transition: all 0.2s ease;
}
.ec-input:focus, .ec-select:focus, .ec-textarea:focus {
  outline: none;
  border-color: var(--ec-primary);
  background: var(--ec-surface-1);
  box-shadow: 0 0 0 4px var(--ec-primary-soft);
}
.ec-input::placeholder, .ec-textarea::placeholder {
  color: var(--ec-text-dim);
}

/* Badges */
.ec-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--ec-radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  border: 1px solid transparent;
}
.ec-badge-primary {
  background: var(--ec-primary-soft);
  color: #a5b4fc;
  border-color: var(--ec-primary-border);
}
.ec-badge-success {
  background: var(--ec-success-soft);
  color: #6ee7b7;
  border-color: var(--ec-success-border);
}
.ec-badge-warning {
  background: var(--ec-warning-soft);
  color: #fcd34d;
  border-color: var(--ec-warning-border);
}
.ec-badge-danger {
  background: var(--ec-danger-soft);
  color: #fda4af;
  border-color: var(--ec-danger-border);
}

/* Modals */
.ec-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.ec-modal-overlay.active {
  display: flex;
}
.ec-modal-box {
  background: #ffffff;
  border: 1px solid var(--ec-border-card);
  border-radius: var(--ec-radius-xl);
  box-shadow: var(--ec-shadow-lg);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: ecModalIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes ecModalIn {
  from { opacity: 0; transform: scale(0.96) translateY(12px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* Responsive Table Wrapper */
.ec-table-wrapper {
  background: #ffffff;
  border: 1px solid var(--ec-border-card);
  border-radius: var(--ec-radius-lg);
  overflow-x: auto;
  box-shadow: var(--ec-shadow-sm);
}
.ec-table {
  width: 100%;
  border-collapse: collapse;
  text-align: right;
  font-size: 0.875rem;
}
.ec-table th {
  background: #f8fafc;
  color: var(--ec-text-muted);
  font-weight: 800;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--ec-border-card);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.ec-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--ec-border-subtle);
  color: var(--ec-text-main);
  vertical-align: middle;
}
.ec-table tr:hover td {
  background: #f8fafc;
}

/* Luxury Boarding Pass Ticket Container */
.ec-ticket-card {
  background: #ffffff;
  border: 1px solid var(--ec-border-card);
  border-radius: var(--ec-radius-xl);
  position: relative;
  overflow: hidden;
  box-shadow: var(--ec-shadow-lg);
}
.ec-ticket-card::before, .ec-ticket-card::after {
  content: '';
  position: absolute;
  top: 60%;
  width: 24px;
  height: 24px;
  background: var(--ec-bg);
  border-radius: 50%;
  z-index: 10;
}
.ec-ticket-card::before { left: -12px; }
.ec-ticket-card::after { right: -12px; }
.ec-ticket-notch {
  border-top: 2px dashed rgba(255, 255, 255, 0.15);
  margin: 1.5rem 0;
}

/* Mobile Bottom Sheet optimization */
@media (max-width: 640px) {
  .ec-modal-box {
    border-radius: 24px 24px 0 0;
    max-height: 85vh;
    margin-top: auto;
  }
}

/* ═════════════════════════════════════════════════
   ☀️ LUXURY LIGHT ENTERPRISE THEME & SPONSOR SHOWCASE
   ═════════════════════════════════════════════════ */
.ec-light-theme {
  --ec-bg: #f8fafc;
  --ec-surface-0: #ffffff;
  --ec-surface-1: #f1f5f9;
  --ec-surface-2: #e2e8f0;
  --ec-surface-3: #cbd5e1;
  --ec-text-main: #0f172a;
  --ec-text-muted: #475569;
  --ec-text-dim: #94a3b8;
  --ec-border-subtle: #e2e8f0;
  --ec-border-card: #e2e8f0;
  --ec-shadow-card: 0 10px 30px -10px rgba(15, 23, 42, 0.08), 0 4px 6px -2px rgba(15, 23, 42, 0.04);
}

.ec-light-grid {
  background-color: #f8fafc;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.08) 0%, transparent 60%),
    radial-gradient(circle at 100% 100%, rgba(16, 185, 129, 0.05) 0%, transparent 50%),
    linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 32px 32px, 32px 32px;
}

/* Modern Sponsor & Exhibitor Showcase */
.ec-sponsor-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--ec-radius-lg);
  padding: 1.25rem;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.ec-sponsor-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -8px rgba(15, 23, 42, 0.12);
  border-color: #cbd5e1;
}

.ec-tier-badge {
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: var(--ec-radius-full);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.ec-tier-platinum {
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
  color: #1e293b;
  border: 1px solid #cbd5e1;
}
.ec-tier-gold {
  background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  color: #92400e;
  border: 1px solid #fde68a;
}
.ec-tier-silver {
  background: #f8fafc;
  color: #475569;
  border: 1px solid #e2e8f0;
}
.ec-tier-official {
  background: #eef2ff;
  color: #4338ca;
  border: 1px solid #c7d2fe;
}

/* 🌀 EXPOCORE X-Windmill Rotating Logo System */
@keyframes ec-windmill-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.ec-windmill-spin {
  transform-origin: 50% 50%;
  animation: ec-windmill-spin 8s linear infinite;
  will-change: transform;
}

.group:hover .ec-windmill-spin,
.ec-brand-wrap:hover .ec-windmill-spin {
  animation-duration: 2.2s;
}

.ec-brand-name {
  font-family: 'Plus Jakarta Sans', sans-serif;
  letter-spacing: -0.02em;
  direction: ltr !important;
  display: inline-flex;
  align-items: center;
}