/* ===== KEY2READ DESIGN SYSTEM ===== */

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

/* --- CSS Custom Properties --- */
:root {
  /* Brand Colors */
  --navy: #0F2B46;
  --navy-deep: #081C30;
  --blue: #2563EB;
  --blue-l: #3B82F6;
  --blue-p: #EFF6FF;
  --blue-bright: #60A5FA;
  --gold: #E5A100;
  --gold-l: #FFF8E1;
  --gold-d: #C48A00;
  --green: #059669;
  --green-l: #ECFDF5;
  --red: #DC2626;
  --red-l: #FEF2F2;
  --purple: #7C3AED;
  --purple-l: #F5F3FF;
  --orange: #EA580C;
  --orange-l: #FFF7ED;

  /* Grays */
  --g50: #F8FAFC;
  --g100: #F1F5F9;
  --g200: #E2E8F0;
  --g300: #CBD5E1;
  --g400: #94A3B8;
  --g500: #64748B;
  --g600: #475569;
  --g700: #334155;
  --g800: #1E293B;
  --g900: #0F172A;

  /* Shadows */
  --sh-sm: 0 1px 2px rgba(0,0,0,.05);
  --sh-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);
  --sh-lg: 0 20px 25px -5px rgba(0,0,0,.08), 0 8px 10px -6px rgba(0,0,0,.04);
  --sh-xl: 0 25px 50px -12px rgba(0,0,0,.15);

  /* Typography */
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Sizing */
  --sidebar-w: 260px;
  --header-h: 64px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Easing */
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

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

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--g800);
  line-height: 1.6;
  background: var(--g50);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--g900);
  letter-spacing: -0.02em;
}

a {
  color: var(--blue);
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}

a:hover {
  color: var(--blue-l);
}

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

ul, ol {
  list-style: none;
}

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

/* --- Shared Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  border: none;
  transition: all 0.25s var(--ease-out);
  white-space: nowrap;
  line-height: 1.4;
}

.btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue) 0%, #4F46E5 100%);
  color: #fff;
  box-shadow: 0 1px 2px rgba(37,99,235,.2), 0 4px 12px rgba(37,99,235,.15);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--blue-l) 0%, #6366F1 100%);
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(37,99,235,.2), 0 8px 20px rgba(37,99,235,.25);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold) 0%, #F59E0B 100%);
  color: #fff;
  box-shadow: 0 1px 2px rgba(229,161,0,.2), 0 4px 12px rgba(229,161,0,.15);
}

.btn-gold:hover {
  background: linear-gradient(135deg, #d49500 0%, #FBBF24 100%);
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(229,161,0,.2), 0 8px 20px rgba(229,161,0,.25);
}

.btn-outline {
  background: transparent;
  color: var(--blue);
  border: 1.5px solid var(--blue);
}

.btn-outline:hover {
  background: var(--blue-p);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--g600);
  border: 1.5px solid var(--g300);
}

.btn-ghost:hover {
  color: var(--g800);
  border-color: var(--g400);
  background: var(--g100);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1.0625rem;
  border-radius: var(--radius-lg);
}

/* --- Shared Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.4;
}

.badge-blue {
  background: var(--blue-p);
  color: var(--blue);
}

.badge-green {
  background: var(--green-l);
  color: var(--green);
}

.badge-gold {
  background: var(--gold-l);
  color: var(--gold-d);
}

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

.badge-purple {
  background: var(--purple-l);
  color: var(--purple);
}

.badge-orange {
  background: var(--orange-l);
  color: var(--orange);
}

/* --- Shared Form Elements --- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--g700);
}

.form-input {
  padding: 10px 14px;
  border: 1.5px solid var(--g200);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--g800);
  background: #fff;
  transition: all 0.2s var(--ease-out);
  outline: none;
}

.form-input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,111,196,.12);
}

.form-input::placeholder {
  color: var(--g400);
}

.form-select {
  padding: 10px 14px;
  border: 1.5px solid var(--g200);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--g800);
  background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") no-repeat right 12px center;
  appearance: none;
  cursor: pointer;
  outline: none;
  transition: all 0.2s var(--ease-out);
}

.form-select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,111,196,.12);
}

textarea.form-input {
  resize: vertical;
  min-height: 80px;
}

/* --- Animations --- */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.animate-slide-up {
  animation: slideUp 0.5s var(--ease-out) both;
}

.animate-fade-in {
  animation: fadeIn 0.4s var(--ease-out) both;
}

/* Stagger children */
.stagger > *:nth-child(1) { animation-delay: 0ms; }
.stagger > *:nth-child(2) { animation-delay: 60ms; }
.stagger > *:nth-child(3) { animation-delay: 120ms; }
.stagger > *:nth-child(4) { animation-delay: 180ms; }
.stagger > *:nth-child(5) { animation-delay: 240ms; }
.stagger > *:nth-child(6) { animation-delay: 300ms; }

/* --- Utilities --- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.gap-32 { gap: 32px; }
.w-full { width: 100%; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}