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

:root {
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Brand Colors - Fibratin Premium Botanical Palette */
  --color-bg: #FAF9F6;
  --color-surface: #FFFFFF;
  --color-surface-subtle: #F4F2EC;
  
  --color-brand-primary: #0D261A;
  --color-brand-hover: #163D2B;
  --color-brand-active: #081710;
  
  --color-accent-champagne: #C5A880;
  --color-accent-soft: #F6F2EA;
  --color-accent-border: #E8DECE;
  
  --color-text-primary: #121A15;
  --color-text-secondary: #58635C;
  --color-text-muted: #838F87;
  --color-text-inverse: #FFFFFF;
  
  --color-border: #E6E5DF;
  --color-border-hover: #C9C7BF;
  --color-border-focus: #0D261A;
  
  --color-error: #BA2D2D;
  --color-error-bg: #FDF3F3;
  --color-success: #1E6B45;
  --color-success-bg: #EDF7F1;
  
  /* Spacing & Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-pill: 9999px;
  
  /* Shadows - Soft and Natural */
  --shadow-subtle: 0 1px 3px rgba(13, 38, 26, 0.04), 0 1px 2px rgba(13, 38, 26, 0.02);
  --shadow-card: 0 10px 30px -5px rgba(13, 38, 26, 0.05), 0 0 1px 1px rgba(13, 38, 26, 0.03);
  --shadow-floating: 0 20px 40px -10px rgba(13, 38, 26, 0.08);

  --transition-fast: 150ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 250ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
  line-height: 1.5;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: 
    radial-gradient(ellipse 60% 40% at 50% -10%, rgba(197, 168, 128, 0.12), transparent 70%),
    radial-gradient(ellipse 50% 50% at 50% 110%, rgba(13, 38, 26, 0.04), transparent 70%),
    var(--color-bg);
  overflow-x: hidden;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-primary);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

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

/* Layout Utilities */
.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  width: 100%;
}

.site-header {
  padding: 2.25rem 1.5rem 1.75rem;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.brand-logo:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}

.header-logo {
  height: 34px;
  width: auto;
  max-width: 170px;
  object-fit: contain;
  display: block;
}

@media (max-width: 480px) {
  .site-header {
    padding: 1.75rem 1rem 1.25rem;
  }
  .header-logo {
    height: 28px;
    max-width: 140px;
  }
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.25rem 4rem;
  width: 100%;
}

.container-narrow {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
}

.container-wide {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Hero Section */
.hero-header {
  text-align: center;
  margin-bottom: 2.25rem;
}

.badge-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-brand-primary);
  background-color: var(--color-accent-soft);
  border: 1px solid var(--color-accent-border);
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: clamp(2rem, 5.5vw, 2.75rem);
  font-weight: 800;
  color: var(--color-brand-primary);
  margin-bottom: 0.85rem;
  letter-spacing: -0.035em;
}

.hero-subtitle {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 380px;
  margin: 0 auto;
}

/* Card Component */
.card-sheet {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 2.25rem 2rem;
  transition: box-shadow var(--transition-normal);
}

@media (max-width: 480px) {
  .card-sheet {
    padding: 1.75rem 1.25rem;
    border-radius: var(--radius-md);
  }
}

/* Form Styles */
.claim-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: left;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.form-input {
  width: 100%;
  height: 3.125rem;
  padding: 0 1.125rem;
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--color-text-primary);
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input::placeholder {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.form-input:focus {
  border-color: var(--color-brand-primary);
  box-shadow: 0 0 0 3px rgba(13, 38, 26, 0.08);
}

.form-input.has-error {
  border-color: var(--color-error);
  background-color: var(--color-error-bg);
}

.form-hint {
  font-size: 0.775rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.form-error-text {
  font-size: 0.8125rem;
  color: var(--color-error);
  margin-top: 0.25rem;
  font-weight: 500;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 3.25rem;
  background-color: var(--color-brand-primary);
  color: var(--color-text-inverse);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-brand-hover);
  box-shadow: 0 4px 12px rgba(13, 38, 26, 0.15);
}

.btn-primary:active:not(:disabled) {
  background-color: var(--color-brand-active);
  transform: translateY(1px);
}

.btn-primary:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.75rem;
  padding: 0 1.25rem;
  background-color: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
}

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

.micro-note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 1rem;
}

/* Alert Boxes */
.alert-box {
  padding: 0.875rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  line-height: 1.45;
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.alert-error {
  background-color: var(--color-error-bg);
  border: 1px solid rgba(186, 45, 45, 0.18);
  color: var(--color-error);
}

.alert-info {
  background-color: var(--color-accent-soft);
  border: 1px solid var(--color-accent-border);
  color: #6C5528;
}

/* Voucher Result Card */
.voucher-card {
  text-align: center;
  animation: fadeInSlideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.voucher-ticket {
  background: var(--color-surface-subtle);
  border: 1px dashed var(--color-accent-champagne);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.25rem;
  margin: 1.75rem 0 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  position: relative;
}

.voucher-code-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.voucher-code-display {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: var(--color-brand-primary);
  user-select: all;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.btn-copy {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  color: var(--color-brand-primary);
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.5rem 1.125rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-copy:hover {
  border-color: var(--color-brand-primary);
  background-color: #FAFAF8;
}

.btn-copy.is-copied {
  background: var(--color-success-bg);
  border-color: rgba(30, 107, 69, 0.3);
  color: var(--color-success);
}

.voucher-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

/* Site Footer */
.site-footer {
  padding: 2rem 1.5rem;
  text-align: center;
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.footer-copy {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Admin Dashboard Specifics */
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.admin-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-brand-primary);
  margin-bottom: 0.25rem;
}

.admin-subtitle {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.stat-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
}

.stat-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-brand-primary);
  line-height: 1;
}

.table-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.search-input-wrapper {
  position: relative;
  width: 100%;
  max-width: 320px;
}

.table-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.data-table th {
  background: var(--color-surface-subtle);
  color: var(--color-text-secondary);
  font-weight: 600;
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.data-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-primary);
  vertical-align: middle;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background-color: #FCFBF9;
}

.tag-voucher {
  display: inline-block;
  font-family: monospace;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-brand-primary);
  background-color: var(--color-accent-soft);
  border: 1px solid var(--color-accent-border);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
}

.pagination-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.pagination-buttons {
  display: flex;
  gap: 0.5rem;
}

/* Keyframes */
@keyframes fadeInSlideUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeInSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}