/* ========================================================================
   Variables
   ======================================================================== */
:root {
  /* Colors */
  --color-bg: #050b18;              /* Deep blue background */
  --color-surface: #0d1524;         /* Slightly lighter surface */
  --color-surface-alt: #111827;     /* Graphite-esque surface */
  --color-text: #f9fafb;            /* Near-white text */
  --color-text-muted: #9ca3af;      /* Muted gray text */

  --color-primary: #22c55e;         /* Soft green accent */
  --color-primary-soft: rgba(34, 197, 94, 0.12);
  --color-primary-hover: #16a34a;

  --color-success: #22c55e;
  --color-warning: #fbbf24;
  --color-danger: #ef4444;

  --color-border-subtle: #1f2933;
  --color-border-strong: #374151;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2933;
  --gray-900: #111827;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-md: 1rem;      /* 16px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem;  /* 36px */

  --line-height-tight: 1.2;
  --line-height-snug: 1.35;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing scale (0–96px) */
  --space-0: 0;
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */
  --space-24: 6rem;    /* 96px */

  /* Radius */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-soft: 0 8px 20px rgba(0, 0, 0, 0.35);
  --shadow-subtle: 0 4px 10px rgba(0, 0, 0, 0.25);
  --shadow-focus: 0 0 0 2px rgba(15, 23, 42, 0.9), 0 0 0 4px rgba(34, 197, 94, 0.7);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-normal: 200ms ease-out;
  --transition-slow: 300ms ease-out;

  /* Layout */
  --container-max-width: 1120px;
}

/* Reduced motion adjustments */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0s;
    --transition-normal: 0s;
    --transition-slow: 0s;
  }
}


/* ========================================================================
   Reset / Normalize
   ======================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

* {
  margin: 0;
}

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  min-height: 100vh;
}

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

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  border: none;
  background: none;
  padding: 0;
}

ul, ol {
  padding-left: 1.5rem;
}


/* ========================================================================
   Base Styles
   ======================================================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--gray-50);
  margin-bottom: var(--space-3);
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-md);
}

p {
  margin-bottom: var(--space-3);
  color: var(--color-text-muted);
}

strong {
  font-weight: 600;
}

small {
  font-size: var(--font-size-sm);
}

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

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

a:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: var(--radius-xs);
}

code, pre {
  font-family: var(--font-mono);
}

hr {
  border: 0;
  border-top: 1px solid var(--color-border-subtle);
  margin: var(--space-6) 0;
}


/* ========================================================================
   Accessibility & Focus
   ======================================================================== */
:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}


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

@media (min-width: 768px) {
  .container {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }
}

/* Flex helpers */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

.flex-row {
  flex-direction: row;
}

.flex-col {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

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

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-3 {
  gap: var(--space-3);
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

/* Grid helpers */
.grid {
  display: grid;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-auto-fit {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid-gap-4 {
  gap: var(--space-4);
}

.grid-gap-6 {
  gap: var(--space-6);
}

/* Spacing utils */
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }
.p-4  { padding: var(--space-4); }
.p-6  { padding: var(--space-6); }

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


/* ========================================================================
   Components
   ======================================================================== */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-pill);
  font-weight: 500;
  font-size: var(--font-size-sm);
  line-height: 1;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    border-color var(--transition-normal),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
  color: #0b1120!important;
  box-shadow: 0 8px 20px rgba(34, 197, 94, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(34, 197, 94, 0.45);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.35);
}

.btn-ghost {
  background-color: transparent;
  border-color: var(--color-border-subtle);
  color: var(--color-text);
}

.btn-ghost:hover {
  background-color: rgba(15, 23, 42, 0.9);
  border-color: var(--color-border-strong);
}

.btn[disabled],
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

.btn:focus-visible {
  box-shadow: var(--shadow-focus);
}


/* Form Inputs */
.input,
select,
textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background-color: #020617;
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
}

.input::placeholder,
textarea::placeholder {
  color: var(--color-text-muted);
}

.input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

.input[disabled],
select[disabled],
textarea[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}


/* Card (Comparison / Offer Card) */
.card {
  position: relative;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at top left, rgba(34, 197, 94, 0.09), transparent 55%),
              var(--color-surface);
  border: 1px solid rgba(55, 65, 81, 0.7);
  box-shadow: var(--shadow-soft);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--gray-50);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.card-cta {
  margin-top: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.card-highlight {
  font-size: var(--font-size-sm);
  color: var(--color-success);
  font-weight: 500;
}

/* Subtle top badge for verified / recommended */
.card-badge {
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-soft);
  border: 1px solid rgba(34, 197, 94, 0.5);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: 500;
}


/* Offer list / comparison grid helper */
.offer-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  counter-reset: card-counter;
}

.offer-grid .card {
  display: grid;
  grid-template-columns: 60px auto auto;
  grid-template-rows: auto auto 1fr auto;
  gap: 0;
  padding: 0;
  align-items: stretch;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: white;
  border: 1px solid rgba(55, 65, 81, 0.7);
}

/* Numbered badge (counter) */
.offer-grid .card::before {
  content: counter(card-counter);
  counter-increment: card-counter;
  grid-column: 1;
  grid-row: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #1f2937;
  color: white;
  font-size: 24px;
  font-weight: bold;
  padding: var(--space-3);
}

.offer-grid .card-badge {
  grid-column: 2;
  grid-row: 1;
  width: 100%;
  margin: 0;
  border-radius: 0;
  background: linear-gradient(135deg, #d4af37 0%, #e6c200 100%);
  color: #1f2937;
  font-weight: 600;
  padding: var(--space-2);
  text-align: center;
  font-size: var(--font-size-xs);
  align-self: center;
  position: relative;
  clip-path: none;
}

.offer-grid .card-header {
  grid-column: 2;
  grid-row: 2 / 4;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-3) var(--space-2);
  margin-bottom: 0;
  gap: var(--space-1);
  border-right: 1px solid rgba(55, 65, 81, 0.5);
}

.offer-grid .offer-card__logo-link {
  grid-column: 3;
  grid-row: 2 / 4;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  background: linear-gradient(135deg, #374151, #1f2937);
  border-right: 1px solid rgba(55, 65, 81, 0.5);
}

.offer-grid .card-highlight {
  grid-column: 4;
  grid-row: 1 / 3;
  padding: var(--space-4) var(--space-4) var(--space-2) var(--space-4);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: #1f2937;
  margin: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.offer-grid .offer-card__details {
  grid-column: 4;
  grid-row: 3;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-1) var(--space-3);
  padding: 0 var(--space-4) var(--space-4) var(--space-4);
  margin: 0;
  font-size: var(--font-size-sm);
  color: #374151;
}

.offer-grid .card-meta {
  grid-column: 5;
  grid-row: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4);
  background: rgba(255, 255, 255, 0.95);
  border-left: 1px solid rgba(55, 65, 81, 0.5);
  margin-bottom: 30px;
}

.offer-grid .card-cta {
  grid-column: 5;
  grid-row: 3 / 5;
  padding: var(--space-3);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  margin-top: 0;
}

.offer-grid .card-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: #1f2937;
  margin: 0;
}

.offer-grid .card-subtitle {
  font-size: var(--font-size-xs);
  color: #6b7280;
  margin: 0;
}

.offer-grid .offer-card__details li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: #374151;
}

.offer-grid .offer-card__details li::before {
  content: "●";
  color: var(--color-success);
  font-size: 14px;
  flex-shrink: 0;
}

.offer-grid .card-meta__rating {
  font-size: 56px;
  font-weight: 900;
  color: #1f2937;
  line-height: 0.9;
}

.offer-grid .card-meta__stars {
  font-size: 20px;
  color: #fbbf24;
  letter-spacing: 2px;
}

/* Alternate colors for logo backgrounds */
.offer-grid .offer-card:nth-child(1) .offer-card__logo-link {
  background: linear-gradient(135deg, #1e3a8a, #1f2937);
}

.offer-grid .offer-card:nth-child(2) .offer-card__logo-link {
  background: linear-gradient(135deg, #ea580c, #dc4b0f);
}

.offer-grid .offer-card:nth-child(3) .offer-card__logo-link {
  background: linear-gradient(135deg, #b91c1c, #991b1b);
}

.offer-grid .card-cta .btn-primary {
  background: linear-gradient(135deg, #ec4899, #db2777);
  box-shadow: 0 8px 20px rgba(236, 72, 153, 0.35);
  border-radius: 12px;
  padding: var(--space-2) var(--space-4);
  font-weight: 600;
  white-space: nowrap;
}

.offer-grid .card-cta .btn-primary:hover {
  box-shadow: 0 12px 24px rgba(236, 72, 153, 0.45);
  transform: translateY(-2px);
}

.offer-grid .card-cta .btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(236, 72, 153, 0.35);
}

/* Mobile responsive design */
@media (max-width: 1024px) {
  .offer-grid .card {
    grid-template-columns: 50px auto 150px 1fr auto;
  }
  
  .offer-grid .card-meta__rating {
    font-size: 40px;
  }
  
  .offer-grid .card-meta__stars {
    font-size: 16px;
  }
}

@media (max-width: 768px) {
  .offer-grid .card {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto auto auto;
    gap: var(--space-3);
  }
  
  .offer-grid .card::before {
    grid-column: 1;
    grid-row: 1;
    justify-self: flex-start;
    margin-right: var(--space-2);
  }
  
  .offer-grid .card-badge {
    grid-column: 1;
    grid-row: 1;
    width: auto;
    clip-path: none;
    border-right: none;
    border-bottom: none;
  }
  
  .offer-grid .card-header {
    grid-column: 1;
    grid-row: 2;
    text-align: center;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    border-right: none;
    border-bottom: 1px solid rgba(55, 65, 81, 0.5);
  }
  
  .offer-grid .offer-card__logo-link {
    grid-column: 1;
    grid-row: 3;
    justify-self: center;
    width: 100%;
    max-width: 240px;
    border-right: none;
    border-bottom: 1px solid rgba(55, 65, 81, 0.5);
  }
  
  .offer-grid .card-highlight {
    grid-column: 1;
    grid-row: 4;
    text-align: center;
    padding: var(--space-3) var(--space-4);
  }
  
  .offer-grid .offer-card__details {
    grid-column: 1;
    grid-row: 5;
    grid-template-columns: 1fr;
    padding: var(--space-3) var(--space-4);
  }
  
  .offer-grid .card-meta {
    grid-column: 1;
    grid-row: 6;
    border-left: none;
    border-top: 1px solid rgba(55, 65, 81, 0.5);
    flex-direction: row;
    justify-content: center;
    gap: var(--space-3);
    margin: 0;
  }
  
  .offer-grid .card-meta__rating {
    font-size: 32px;
  }
  
  .offer-grid .card-meta__stars {
    font-size: 18px;
  }
  
  .offer-grid .card-cta {
    grid-column: 1;
    grid-row: 7;
    padding: var(--space-3);
    align-items: center;
  }
}


/* ========================================================================
   Page-Level Structural Helpers (Optional)
   ======================================================================== */
.site-header {
  border-bottom: 1px solid rgba(31, 41, 55, 0.85);
  background: linear-gradient(to bottom, #020617, rgba(15, 23, 42, 0.98));
}

.site-main {
  padding-top: var(--space-8);
  padding-bottom: var(--space-12);
}

.site-footer {
  border-top: 1px solid rgba(31, 41, 55, 0.85);
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding: var(--space-3) 0;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  justify-content: center;
}

.trust-strip__item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.trust-strip__dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background-color: var(--color-success);
}