/* ==========================================================================
   SKB FORUM & DIGITAL ASSET PLATFORM - LIGHT THEME & DESIGN TOKENS
   ========================================================================== */

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

:root {
  /* Color Palette - Premium Light Mode Only */
  --bg-app: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-hover: #e2e8f0;
  
  --border-light: #e2e8f0;
  --border-subtle: #cbd5e1;
  --border-focus: #3b82f6;

  /* Typography Colors */
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --text-inverse: #ffffff;

  /* Brand / Accent Colors */
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;
  --primary-border: #bfdbfe;

  --secondary: #4f46e5;
  --secondary-hover: #4338ca;

  /* Status Colors */
  --success: #10b981;
  --success-light: #ecfdf5;
  --success-border: #a7f3d0;
  --success-text: #047857;

  --warning: #f59e0b;
  --warning-light: #fffbeb;
  --warning-border: #fde68a;
  --warning-text: #b45309;

  --danger: #ef4444;
  --danger-light: #fef2f2;
  --danger-border: #fecaca;
  --danger-text: #b91c1c;

  --info: #0284c7;
  --info-light: #f0f9ff;
  --info-border: #bae6fd;
  --info-text: #0369a1;

  /* Points Badge Accent */
  --points-gold: #d97706;
  --points-bg: #fffbeb;
  --points-border: #fcd34d;

  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.06), 0 1px 2px -1px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);

  /* Radius */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 350ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 15px;
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-app);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
  cursor: pointer;
}

a:hover {
  color: var(--primary-hover);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: 0.95rem;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.flex-1 { flex: 1 1 0%; }
.flex-wrap { flex-wrap: wrap; }
.grid { display: grid; }

.hidden { display: none !important; }
.w-full { width: 100%; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.6rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  line-height: 1.25;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-secondary);
  border-color: var(--border-light);
  box-shadow: var(--shadow-xs);
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
  border-color: var(--border-subtle);
  color: var(--text-primary);
}

.btn-success {
  background-color: var(--success);
  color: #ffffff;
}
.btn-success:hover {
  background-color: #059669;
}

.btn-outline {
  background-color: transparent;
  border-color: var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background-color: var(--primary-light);
}

.btn-danger {
  background-color: var(--danger);
  color: #ffffff;
}
.btn-danger:hover {
  background-color: #dc2626;
}

.btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.85rem 1.5rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-icon {
  padding: 0.6rem;
  border-radius: var(--radius-md);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.2;
  white-space: nowrap;
  flex-shrink: 0;
}

.badge-primary {
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid var(--primary-border);
}

.badge-success {
  background: var(--success-light);
  color: var(--success-text);
  border: 1px solid var(--success-border);
}

.badge-warning {
  background: var(--warning-light);
  color: var(--warning-text);
  border: 1px solid var(--warning-border);
}

.badge-danger {
  background: var(--danger-light);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
}

.badge-gold {
  background: var(--points-bg);
  color: var(--points-gold);
  border: 1px solid var(--points-border);
  box-shadow: 0 1px 2px rgba(217, 119, 6, 0.1);
}

.badge-neutral {
  background: var(--bg-subtle);
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
}

/* Marquee Ticker */
.top-marquee-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--border-light);
  padding: 6px 0;
  font-size: 0.82rem;
  overflow: hidden;
  position: relative;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
}

.marquee-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.marquee-badge {
  background: linear-gradient(135deg, #ef4444, #f59e0b);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  letter-spacing: 0.04em;
  white-space: nowrap;
  flex-shrink: 0;
  box-shadow: 0 2px 4px rgba(239, 68, 68, 0.2);
}

.marquee-track {
  display: flex;
  white-space: nowrap;
  overflow: hidden;
  position: relative;
  flex: 1;
}

.marquee-content {
  display: inline-flex;
  gap: var(--space-8);
  animation: marqueeScroll 32s linear infinite;
}

.marquee-track:hover .marquee-content {
  animation-play-state: paused;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-weight: 500;
}

.marquee-item a {
  color: var(--primary);
  font-weight: 600;
}

.marquee-item a:hover {
  text-decoration: underline;
}

@keyframes marqueeScroll {
  0% { transform: translateX(0%); }
  100% { transform: translateX(-50%); }
}

/* ==========================================================================
   HERO CAROUSEL / BANNER SLIDER
   ========================================================================== */
.hero-carousel-container {
  position: relative;
  background: #0a0e1a;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.25);
  margin-bottom: var(--space-6);
  width: 100%;
  height: 280px;
  min-height: 280px;
}

/* Track / Slide Container */
.carousel-slider-track {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

/* Individual Slides (Fade & Scale transition) */
.carousel-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s ease;
  transform: scale(1.02);
  display: flex;
  align-items: center;
  justify-content: flex-start;
  z-index: 1;
}

.carousel-slide.active {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
  z-index: 2;
}

/* Slide Content Block */
.carousel-slide-content {
  position: relative;
  z-index: 3;
  padding: 32px 48px;
  max-width: 760px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

/* Badge Pill */
.badge-hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 9999px;
  background: rgba(37, 99, 235, 0.3);
  border: 1px solid rgba(96, 165, 250, 0.45);
  color: #93c5fd;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

/* Hero Heading - Pure White & High Contrast */
.hero-slide-title {
  color: #ffffff !important;
  font-size: 1.65rem;
  font-weight: 800;
  line-height: 1.25;
  margin: 0;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.85);
  letter-spacing: -0.01em;
}

/* Explore CTA Button */
.btn-hero,
.btn-primary-gradient {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: #ffffff !important;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  margin-top: 4px;
}

.btn-hero:hover,
.btn-primary-gradient:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.6);
  color: #ffffff !important;
}

/* Navigation Dots / Controls */
.carousel-nav-dots,
.carousel-controls {
  position: absolute;
  bottom: 20px;
  right: 28px;
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 10;
  background: rgba(15, 23, 42, 0.65);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.carousel-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.35);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.carousel-dot.active {
  width: 24px;
  background: #3b82f6;
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.8);
}

.carousel-btn {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.carousel-btn:hover {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

/* Wrapper for sliding layout */
.carousel-slides-wrapper {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  width: 100%;
  height: 100%;
}

.carousel-slide-img {
  min-width: 100%;
  height: 100%;
  box-sizing: border-box;
  display: block;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.carousel-slide-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

@media (max-width: 768px) {
  .hero-carousel-container {
    height: 220px;
    min-height: 220px;
  }
  .carousel-slide-content {
    padding: 20px 24px;
    max-width: 100%;
  }
  .hero-slide-title {
    font-size: 1.15rem;
  }
  .btn-hero {
    padding: 7px 14px;
    font-size: 0.78rem;
  }
  .carousel-nav-dots,
  .carousel-controls {
    bottom: 12px;
    right: 14px;
    padding: 4px 8px;
  }
}
.form-group {
  margin-bottom: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-label .required {
  color: var(--danger);
}

.form-control {
  width: 100%;
  padding: 0.65rem 0.95rem;
  font-size: 0.95rem;
  color: var(--text-primary);
  background-color: var(--bg-card);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-control::placeholder {
  color: var(--text-light);
}

.form-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.form-error {
  font-size: 0.8rem;
  color: var(--danger);
  font-weight: 500;
}

.password-toggle-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.05rem;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  transition: color 0.15s ease;
}

.password-toggle-btn:hover {
  color: var(--primary);
}

/* Modal System */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
  border: 1px solid var(--border-light);
  transform: scale(0.95) translateY(10px);
  transition: transform var(--transition-smooth);
}

.modal-backdrop.active .modal-box {
  transform: scale(1) translateY(0);
}

@keyframes modalStaticPulse {
  0% { transform: scale(1) translateY(0); }
  50% { transform: scale(1.02) translateY(0); }
  100% { transform: scale(1) translateY(0); }
}

.modal-backdrop.active .modal-box.modal-static-pulse,
.modal-backdrop.active .auth-box.modal-static-pulse,
.modal-backdrop.active .filemanager-modal-box.modal-static-pulse {
  animation: modalStaticPulse 0.18s ease-in-out;
}

.modal-box.modal-lg {
  max-width: 780px;
}

.modal-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close-btn {
  font-size: 1.5rem;
  color: var(--text-muted);
  line-height: 1;
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--text-primary);
  background: var(--bg-subtle);
}

.modal-body {
  padding: var(--space-6);
}

.modal-footer {
  padding: var(--space-4) var(--space-6);
  background: var(--bg-subtle);
  border-top: 1px solid var(--border-light);
  border-bottom-left-radius: var(--radius-xl);
  border-bottom-right-radius: var(--radius-xl);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
}

/* Toast System */
#toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
  max-width: 380px;
  width: 100%;
}

.toast {
  pointer-events: auto;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  transform: translateX(120%);
  transition: transform var(--transition-smooth), opacity var(--transition-fast);
  opacity: 0;
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast-icon {
  font-size: 1.3rem;
  line-height: 1;
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: 700;
  font-size: 0.92rem;
  margin-bottom: 2px;
}

.toast-msg {
  font-size: 0.84rem;
  color: var(--text-secondary);
}

.toast-success { border-left: 4px solid var(--success); }
.toast-success .toast-title { color: var(--success-text); }
.toast-error { border-left: 4px solid var(--danger); }
.toast-error .toast-title { color: var(--danger-text); }
.toast-info { border-left: 4px solid var(--info); }
.toast-info .toast-title { color: var(--info-text); }
.toast-warning { border-left: 4px solid var(--warning); }
.toast-warning .toast-title { color: var(--warning-text); }