/* ----------------------------------------------------------------
 * EseBills Brand — Green Theme
 * ----------------------------------------------------------------
 * Fonts: Manrope (sans), Bricolage Grotesque (display), Space Mono (mono)
 * ---------------------------------------------------------------- */

@import url("https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400;12..96,500;12..96,600;12..96,700&family=Manrope:wght@400;500;600;700&family=Space+Mono&display=swap");

:root {
  --font-sans: "Manrope", ui-sans-serif, system-ui, sans-serif;
  --font-display: "Bricolage Grotesque", "Manrope", ui-sans-serif, sans-serif;
  --font-mono: "Space Mono", ui-monospace, "SFMono-Regular", monospace;

  --color-brand-50: #edfdf7;
  --color-brand-100: #d4faeb;
  --color-brand-200: #aaf4d7;
  --color-brand-300: #74e9be;
  --color-brand-400: #39d39a;
  --color-brand-500: #00a167;
  --color-brand-600: #008a59;
  --color-brand-700: #006f49;
  --color-brand-800: #00583b;
  --color-brand-900: #00452f;
  --color-brand-950: #00271c;

  --color-white: #ffffff;
  --color-ink: #1a1c20;
  --color-black: #000000;

  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
}

/* ----------------------------------------------------------------
 * Checkout Container
 * ---------------------------------------------------------------- */

.esebills-checkout {
  font-family: var(--font-sans);
  width: 100%;
  max-width: 480px;
  margin: 2rem 0;
  border: 1px solid var(--color-gray-200);
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-white);
  box-shadow:
    0 1px 3px rgba(0, 0, 0, 0.06),
    0 1px 2px rgba(0, 0, 0, 0.04);
  box-sizing: border-box;
}

/* ----------------------------------------------------------------
 * Header
 * ---------------------------------------------------------------- */

.esebills-checkout-header {
  background: linear-gradient(
    135deg,
    var(--color-brand-600),
    var(--color-brand-700)
  );
  color: var(--color-white);
  padding: 1.5rem;
}

.esebills-checkout-header h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0 0 0.25rem;
  color: var(--color-white);
}

.esebills-checkout-header p {
  font-size: 0.9rem;
  margin: 0;
  opacity: 0.85;
  color: var(--color-white);
}

/* ----------------------------------------------------------------
 * Notices
 * ---------------------------------------------------------------- */

.esebills-notice {
  margin: 1rem 1rem 0;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  border-left: 4px solid;
}

.esebills-notice p {
  margin: 0;
}

.esebills-success {
  background: var(--color-brand-50);
  border-color: var(--color-brand-500);
  color: var(--color-brand-800);
}

.esebills-error {
  background: #fef2f2;
  border-color: #ef4444;
  color: #991b1b;
}

.esebills-warning {
  background: #fffbeb;
  border-color: #f59e0b;
  color: #92400e;
}

.esebills-fulfilment {
  margin: 0.5rem 1rem 1rem;
  padding: 0.75rem 1rem;
  background: var(--color-brand-50);
  border-left: 4px solid var(--color-brand-400);
  border-radius: 0 8px 8px 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-brand-800);
}

/* ----------------------------------------------------------------
 * Form
 * ---------------------------------------------------------------- */

.esebills-form {
  padding: 1.5rem;
}

.esebills-field {
  margin-bottom: 1.25rem;
}

.esebills-field label {
  display: block;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-gray-700);
  margin-bottom: 0.35rem;
}

.esebills-field input,
.esebills-field select,
.esebills-field textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-gray-300);
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-ink);
  background: var(--color-white);
  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease;
  box-sizing: border-box;
}

.esebills-field input:focus,
.esebills-field select:focus {
  outline: none;
  border-color: var(--color-brand-500);
  box-shadow: 0 0 0 3px rgba(0, 161, 103, 0.15);
}

.esebills-field input::placeholder {
  color: var(--color-gray-400);
}

.esebills-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--color-gray-500);
  margin-top: 0.25rem;
}

.esebills-required {
  color: #ef4444;
}

/* ----------------------------------------------------------------
 * Payment Info Banner
 * ---------------------------------------------------------------- */

.esebills-payment-info {
  background: var(--color-brand-50);
  border: 1px solid var(--color-brand-200);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-bottom: 1.25rem;
  font-size: 0.85rem;
  color: var(--color-brand-800);
}

.esebills-payment-info p {
  margin: 0;
}

/* ----------------------------------------------------------------
 * Submit Button
 * ---------------------------------------------------------------- */

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

.esebills-btn {
  display: inline-block;
  width: 100%;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  background: linear-gradient(
    135deg,
    var(--color-brand-500),
    var(--color-brand-600)
  );
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition:
    opacity 0.15s ease,
    transform 0.1s ease;
}

.esebills-btn:hover {
  opacity: 0.9;
}

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

/* ----------------------------------------------------------------
 * Back Link
 * ---------------------------------------------------------------- */

.esebills-back-link {
  display: inline-block;
  margin-top: 1rem;
  color: var(--color-brand-600);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
}

.esebills-back-link:hover {
  color: var(--color-brand-700);
  text-decoration: underline;
}

/* ----------------------------------------------------------------
 * Product Catalog
 * ---------------------------------------------------------------- */

.esebills-catalog {
  font-family: var(--font-sans);
  width: 100%;
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 1.25rem;
  box-sizing: border-box;
}

.esebills-catalog *,
.esebills-catalog *::before,
.esebills-catalog *::after {
  box-sizing: border-box;
}

/* Category Section */

.esebills-category {
  min-width: 0;
  margin-bottom: 2rem;
}

.esebills-category-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: linear-gradient(
    135deg,
    var(--color-brand-600),
    var(--color-brand-700)
  );
  border-radius: 10px 10px 0 0;
}

.esebills-category-header h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.esebills-category-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.6rem;
  height: 1.6rem;
  padding: 0 0.35rem;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-white);
}

/* Product Cards */

.esebills-category-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  align-items: stretch;
  gap: 1rem;
  padding: 1rem;
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-top: none;
  border-radius: 0 0 10px 10px;
}

.esebills-product-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
  min-height: 140px;
  text-decoration: none;
  background: var(--color-white);
  padding: 1.25rem;
  border: 1px solid var(--color-gray-200);
  border-radius: 10px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
  box-sizing: border-box;
  transition:
    background 0.12s ease,
    border-color 0.12s ease,
    box-shadow 0.12s ease,
    transform 0.12s ease;
  color: inherit;
}

.esebills-product-card:hover,
.esebills-product-card:focus-visible {
  background: var(--color-white);
  border-color: var(--color-brand-500);
  box-shadow: 0 8px 24px rgba(0, 138, 89, 0.12);
  transform: translateY(-2px);
  color: inherit;
  text-decoration: none;
}

.esebills-product-card:focus-visible {
  outline: 3px solid rgba(0, 161, 103, 0.25);
  outline-offset: 2px;
}

.esebills-product-card-body h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.2rem;
  color: var(--color-ink);
}

.esebills-product-card-body p {
  font-size: 0.85rem;
  margin: 0;
  color: var(--color-gray-500);
  line-height: 1.4;
}

.esebills-product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
}

.esebills-product-price {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-brand-700);
}

.esebills-product-select {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-brand-500);
  transition: color 0.12s ease;
}

.esebills-product-card:hover .esebills-product-select {
  color: var(--color-brand-700);
}

/* ----------------------------------------------------------------
 * Responsive Catalog
 * ---------------------------------------------------------------- */

@media (max-width: 600px) {
  .esebills-catalog {
    margin: 1.5rem auto;
    padding: 0 0.75rem;
  }

  .esebills-category {
    margin-bottom: 1.5rem;
  }

  .esebills-category-items {
    grid-template-columns: 1fr;
    gap: 0.625rem;
    padding: 0.625rem;
  }

  .esebills-product-card {
    min-height: auto;
    padding: 1rem;
  }

  .esebills-product-card-footer {
    gap: 0.75rem;
  }
}