/* ==========================================================================
   OLELE KWANZA GROUP - CORE DESIGN SYSTEM & STYLESHEET
   Curated Modern Aesthetic: Royal Sapphire & Emerald Prestige
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

:root {
  /* Dark Luxe Theme (Default) */
  --bg-base: #080c16;
  --bg-gradient: radial-gradient(circle at 15% 15%, rgba(37, 99, 235, 0.18), transparent 45%),
                      radial-gradient(circle at 85% 75%, rgba(16, 185, 129, 0.14), transparent 40%),
                      radial-gradient(circle at 50% 50%, rgba(30, 41, 59, 0.5), transparent 70%),
                      #080c16;
  --bg-surface: #0f172a;
  --bg-surface-elevated: #1e293b;
  --bg-surface-alt: #162033;
  --bg-card: rgba(15, 23, 42, 0.82);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --bg-input: rgba(15, 23, 42, 0.9);
  --glass-highlight: rgba(255, 255, 255, 0.12);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.15);
  --border-focus: #3b82f6;
  --border-glow: rgba(59, 130, 246, 0.4);

  --color-primary: #3b82f6;
  --color-primary-hover: #2563eb;
  --color-primary-gradient: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  --color-primary-glow: rgba(59, 130, 246, 0.45);

  --color-accent: #10b981;
  --color-accent-hover: #059669;
  --color-accent-gradient: linear-gradient(135deg, #10b981 0%, #047857 100%);
  --color-accent-glow: rgba(16, 185, 129, 0.4);

  --color-gold: #f59e0b;
  --color-gold-gradient: linear-gradient(135deg, #fbbf24 0%, #d97706 100%);

  --color-danger: #ef4444;
  --color-danger-hover: #dc2626;
  --color-danger-bg: rgba(239, 68, 68, 0.15);

  --color-success: #10b981;
  --color-success-bg: rgba(16, 185, 129, 0.15);

  --color-warning: #f59e0b;
  --color-warning-bg: rgba(245, 158, 11, 0.15);

  --color-info: #0ea5e9;
  --color-info-bg: rgba(14, 165, 233, 0.15);

  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-dark: #0f172a;

  --font-heading: 'Outfit', 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --radius-pill: 9999px;

  --shadow-sm: 0 4px 10px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 20px 45px -10px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.35);

  --transition-fast: 0.18s ease;
  --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-base: #f8fafc;
  --bg-gradient: radial-gradient(circle at 10% 10%, rgba(37, 99, 235, 0.08), transparent 45%),
                      radial-gradient(circle at 90% 85%, rgba(16, 185, 129, 0.07), transparent 40%),
                      #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #f1f5f9;
  --bg-surface-alt: #e2e8f0;
  --bg-card: rgba(255, 255, 255, 0.94);
  --bg-card-hover: #ffffff;
  --bg-input: #ffffff;
  --glass-highlight: rgba(255, 255, 255, 0.9);

  --border-subtle: rgba(148, 163, 184, 0.25);
  --border-medium: rgba(148, 163, 184, 0.4);
  --border-focus: #2563eb;
  --border-glow: rgba(37, 99, 235, 0.25);

  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-gradient: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
  --color-primary-glow: rgba(37, 99, 235, 0.25);

  --color-accent: #059669;
  --color-accent-hover: #047857;
  --color-accent-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);

  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 40px -10px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 25px rgba(37, 99, 235, 0.15);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-base);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

img, svg {
  display: block;
  max-width: 100%;
}

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

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

/* ==========================================================================
   TYPOGRAPHY UTILITIES
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 15%, #93c5fd 65%, #34d399 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

[data-theme="light"] .gradient-text {
  background: linear-gradient(135deg, #1e3a8a 20%, #2563eb 60%, #059669 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

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

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

.text-center {
  text-align: center;
}

/* ==========================================================================
   LAYOUT CONTAINERS
   ========================================================================== */

.page-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding-top: 84px; /* Clearance for floating global navbar */
}

.container {
  width: 92%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.container-narrow {
  width: 92%;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Glassmorphism Card Base */
.glass-card {
  background: var(--bg-card);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md), inset 0 1px 0 var(--glass-highlight);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  border-color: var(--border-medium);
}

/* ==========================================================================
   BUTTON SYSTEM
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  user-select: none;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

/* Primary Button */
.btn-primary {
  background: var(--color-primary-gradient);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 8px 24px -4px var(--color-primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -2px var(--color-primary-glow);
  filter: brightness(1.1);
}

/* Accent Emerald Button */
.btn-accent {
  background: var(--color-accent-gradient);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 8px 24px -4px var(--color-accent-glow);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -2px var(--color-accent-glow);
  filter: brightness(1.1);
}

/* Secondary Frosted Button */
.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border-color: var(--border-medium);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  color: #ffffff;
}

[data-theme="light"] .btn-secondary {
  background: #f1f5f9;
  border-color: #cbd5e1;
  color: #1e293b;
}

[data-theme="light"] .btn-secondary:hover {
  background: #e2e8f0;
  color: #0f172a;
}

/* Outline Button */
.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1.5px dashed var(--border-medium);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(59, 130, 246, 0.08);
}

/* Danger Button */
.btn-danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: var(--color-danger);
  color: #ffffff;
  transform: translateY(-2px);
}

/* Button Glow sweep micro-interaction */
.btn-glow::after {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: skewX(-25deg);
  transition: 0.6s ease;
}

.btn-glow:hover::after {
  left: 180%;
}

/* Size Variants */
.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 1.1rem 2.2rem;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* ==========================================================================
   BADGE PILLS
   ========================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.32rem 0.85rem;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: var(--radius-pill);
}

.badge-primary {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-success {
  background: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* ==========================================================================
   FORM INPUT STYLES
   ========================================================================== */

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 1.25rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.form-group label .required {
  color: var(--color-danger);
  font-weight: 800;
}

.input-control {
  width: 100%;
  background: var(--bg-input);
  border: 1.5px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.1rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: var(--transition-fast);
  outline: none;
}

.input-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 4px var(--border-glow);
  background: var(--bg-surface);
}

.input-control.uppercase {
  text-transform: uppercase;
}

.input-control::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}

/* Radio Card Selector */
.radio-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.radio-card {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.2rem;
  cursor: pointer;
  transition: var(--transition-fast);
  user-select: none;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.radio-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-card:hover {
  border-color: var(--border-medium);
  background: var(--bg-surface-elevated);
}

.radio-card.active,
.radio-card:has(input:checked) {
  border-color: var(--color-primary);
  background: rgba(59, 130, 246, 0.12);
  color: #ffffff;
  box-shadow: 0 0 0 1px var(--color-primary);
}

/* Helper text */
.form-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* Grid layout helpers */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   TOAST NOTIFICATION COMPONENT
   ========================================================================== */

#toastContainer {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 99999;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.4rem;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  transform: translateX(120%);
  opacity: 0;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
  max-width: 420px;
}

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

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.error {
  border-left: 4px solid var(--color-danger);
}

.toast.info {
  border-left: 4px solid var(--color-primary);
}

/* ==========================================================================
   SPINNER LOADER
   ========================================================================== */

.spinner {
  width: 24px;
  height: 24px;
  border: 2.5px solid rgba(255, 255, 255, 0.15);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.hidden {
  display: none !important;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-base);
}

::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: var(--radius-pill);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* ==========================================================================
   GLOBAL UTILITY CLASSES
   ========================================================================== */
.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }
.pos-relative { position: relative !important; }
.img-contain-full { width: 100%; height: 100%; object-fit: contain; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-1 { gap: 0.25rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 0.75rem !important; }
.gap-4 { gap: 1rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-4 { margin-bottom: 1rem !important; }
.mb-6 { margin-bottom: 1.5rem !important; }
.mt-4 { margin-top: 1rem !important; }
.mt-5 { margin-top: 1.25rem !important; }
.mt-6 { margin-top: 1.5rem !important; }
.mt-8 { margin-top: 2rem !important; }

/* Brand Badge & Logo Boxes */
.brand-logo-card {
  margin: 0 auto 1.25rem;
  width: 90px;
  height: 90px;
  border-radius: 18px;
  background: #ffffff;
  padding: 4px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.brand-logo-card-lg {
  margin: 0 auto 1.25rem;
  width: 100px;
  height: 100px;
  border-radius: 20px;
  background: #ffffff;
  padding: 5px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.brand-logo-sm {
  border-radius: 10px;
  background: #ffffff;
  padding: 2px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.brand-logo-md {
  border-radius: 12px;
  background: #ffffff;
  padding: 3px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
}

.brand-title-box {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-title-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.15rem;
  display: block;
  line-height: 1.1;
}

.brand-motto-text {
  font-size: 0.75rem;
  color: var(--color-accent);
  font-weight: 700;
}

.footer-desc-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   MOBILE & SMARTPHONE OPTIMIZATION SYSTEM (Phone Mode)
   ========================================================================== */
@media (max-width: 640px) {
  /* Container adjustment */
  .container,
  .container-narrow {
    width: 100%;
    padding: 0 1rem;
  }

  /* Buttons on phone mode: clear, prominent, easy to tap */
  .btn {
    padding: 0.85rem 1.25rem;
    font-size: 0.95rem;
    min-height: 48px;
    white-space: normal;
    text-align: center;
    -webkit-tap-highlight-color: transparent;
  }

  .btn-lg {
    padding: 1rem 1.4rem;
    font-size: 1.05rem;
    min-height: 52px;
  }

  .btn svg {
    flex-shrink: 0;
  }

  .btn-mobile-block {
    width: 100% !important;
  }

  /* Form Inputs on Mobile - 16px to prevent iOS auto-zoom */
  .input-control,
  .search-input-field,
  select,
  textarea {
    font-size: 16px !important;
    min-height: 48px;
    border-radius: var(--radius-md);
  }

  /* Mobile Stack utilities */
  .mobile-stack {
    flex-direction: column !important;
    width: 100% !important;
  }

  .mobile-text-center {
    text-align: center !important;
  }

  .mobile-w-full {
    width: 100% !important;
  }

  /* Toast notification position on phone */
  #toastContainer {
    bottom: 1.25rem;
    left: 1rem;
    right: 1rem;
    align-items: center;
  }

  .toast {
    max-width: 100%;
    width: 100%;
    justify-content: center;
    font-size: 0.88rem;
    padding: 0.8rem 1.1rem;
  }
}

@media (max-width: 380px) {
  /* Extra small phones (e.g., iPhone SE / Galaxy Mini) */
  .btn {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
  }
  .brand-logo-card,
  .brand-logo-card-lg {
    width: 76px;
    height: 76px;
  }
}