/* =====================================
   Variables
   ===================================== */
:root {
  /* Color Scheme */
  color-scheme: light dark;

  /* Neutral grays (slate-like) */
  --gray-50:  #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

  /* Core colors */
  --color-background: #ffffff;
  --color-surface: #ffffff;
  --color-text: #0f172a;
  --color-muted: var(--gray-600);
  --color-border: var(--gray-200);

  --color-primary: #2563eb;   /* Blue 600 */
  --color-primary-contrast: #ffffff;
  --color-success: #16a34a;   /* Green 600 */
  --color-success-contrast: #ffffff;
  --color-warning: #d97706;   /* Amber 600 */
  --color-warning-contrast: #111827;
  --color-danger:  #dc2626;   /* Red 600 */
  --color-danger-contrast: #ffffff;

  /* Hover shades */
  --color-primary-hover: #1d4ed8; /* Blue 700 */
  --color-success-hover: #15803d; /* Green 700 */
  --color-warning-hover: #b45309; /* Amber 700 */
  --color-danger-hover:  #b91c1c; /* Red 700 */

  /* Focus ring */
  --focus-ring-color: rgba(37, 99, 235, 0.4);

  /* Typography */
  --font-sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

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

  --leading-tight: 1.25;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  /* Spacing scale (0–96px) */
  --space-0: 0;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 28px;
  --space-8: 32px;
  --space-9: 36px;
  --space-10: 40px;
  --space-11: 44px;
  --space-12: 48px;
  --space-13: 52px;
  --space-14: 56px;
  --space-15: 60px;
  --space-16: 64px;
  --space-17: 68px;
  --space-18: 72px;
  --space-19: 76px;
  --space-20: 80px;
  --space-21: 84px;
  --space-22: 88px;
  --space-23: 92px;
  --space-24: 96px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);

  /* Transitions */
  --duration-fast: 120ms;
  --duration-normal: 200ms;
  --duration-slow: 320ms;
  --easing-standard: cubic-bezier(0.2, 0.8, 0.2, 1);

  /* Layout */
  --container-max: 1200px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #0b1220;
    --color-surface: #0f172a;
    --color-text: #e5e7eb;
    --color-muted: #a1a1aa;
    --color-border: #273244;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  }
}

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

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

body, h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd { margin: 0; }

ul[role='list'], ol[role='list'] { list-style: none; margin: 0; padding: 0; }

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

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

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

/* =====================================
   Base
   ===================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  background-color: var(--color-background);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection { background: var(--color-primary); color: var(--color-primary-contrast); }

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Headings */
:where(h1, h2, h3, h4, h5, h6) {
  color: var(--color-text);
  line-height: var(--leading-tight);
  margin-block: 0 var(--space-4);
  font-weight: 700;
}

h1 { font-size: var(--text-4xl); letter-spacing: -0.01em; }
h2 { font-size: var(--text-3xl); letter-spacing: -0.005em; }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

/* Links */
a { color: var(--color-primary); text-decoration: none; transition: color var(--duration-normal) var(--easing-standard); }
a:hover { color: var(--color-primary-hover); text-decoration: underline; }
a:focus-visible { text-decoration: underline; }

/* Paragraphs */
p { max-width: 70ch; margin-block: 0 var(--space-4); }

/* Lists */
ul, ol { margin: 0 0 var(--space-4); padding-left: var(--space-6); }

/* Horizontal rule */
hr { border: none; border-top: 1px solid var(--color-border); margin: var(--space-8) 0; }

/* Tables */
table { width: 100%; border-collapse: collapse; }
th, td { padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--color-border); text-align: left; }

/* Code */
code, pre { font-family: var(--font-mono); font-size: 0.95em; }
pre { background: var(--gray-50); color: var(--color-text); padding: var(--space-4); border-radius: var(--radius-md); overflow: auto; }
@media (prefers-color-scheme: dark) {
  pre { background: #0b1322; }
}

/* =====================================
   Utilities
   ===================================== */
/* Container */
.container {
  width: min(100% - var(--space-10), var(--container-max));
  margin-inline: auto;
}

/* Layout helpers */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }

.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-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.text-center { text-align: center; }
.hidden { display: none !important; }

/* Grid helpers for responsive cards/lists */
.grid-auto-fit {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

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

/* =====================================
   Header & Footer styles
   ===================================== */

/* Skip to main content link (accessibility) */
.skip-link {
  position: absolute;
  top: -40px;
  left: 16px;
  background: var(--color-primary);
  color: var(--color-primary-contrast);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  z-index: 1000;
}
.skip-link:focus { top: 16px; }

/* Header styles */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--color-surface) 90%, transparent);
  backdrop-filter: saturate(1.2) blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--space-4);
  align-items: center;
  min-height: 64px;
}
.brand a {
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--color-text);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}
.brand .site-logo,
.footer-logo .site-logo {
  height: 40px;
  width: auto;
  display: inline-block;
}
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}
.nav-toggle__bar { width: 18px; height: 2px; background: var(--color-text); border-radius: 2px; }

.primary-nav {
  position: fixed;
  inset: 64px 0 auto 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  transform: translateY(-120%);
  transition: transform var(--duration-normal) var(--easing-standard);
}
.primary-nav .nav-list { display: grid; gap: var(--space-2); padding: var(--space-5) var(--space-6); }
.primary-nav .nav-cta { padding: 0 var(--space-6) var(--space-5); }
.primary-nav a { color: var(--color-text); font-weight: 600; }
.primary-nav.is-open { transform: translateY(0); }

@media (min-width: 960px) {
  .nav-toggle { display: none; }
  .primary-nav {
    position: static;
    transform: none !important;
    background: transparent;
    border: 0;
  }
  .header-inner { grid-template-columns: 1fr auto; }
  .primary-nav .nav-list {
    display: inline-flex;
    gap: var(--space-4);
    padding: 0;
    margin: 0;
    list-style: none;
  }
  /* Ensure list markers are removed on desktop for `.nav-list` */
  .primary-nav .nav-list li {
    list-style: none;
  }
  .primary-nav .nav-cta { padding: 0 0 0 var(--space-4); display: inline-flex; }
}

/* Footer styles */
.site-footer { border-top: 1px solid var(--color-border); padding-top: var(--space-10); margin-top: var(--space-14); }
.footer-grid { display: grid; gap: var(--space-8); grid-template-columns: 1fr; }
.footer-logo { font-weight: 800; color: var(--color-text); }
.footer-title { font-size: var(--text-lg); margin-bottom: var(--space-3); }
.footer-list li { margin-bottom: 8px; }
.footer-bottom { border-top: 1px solid var(--color-border); padding: var(--space-4) 0; margin-top: var(--space-6); }
@media (min-width: 900px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}

/* Cookie consent banner */
.cookie-consent {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  z-index: 100;
}
.cookie-consent__inner {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
  padding: var(--space-4) 0;
}
.cookie-consent__actions { display: flex; gap: var(--space-3); justify-content: flex-end; flex-wrap: wrap; }
@media (min-width: 800px) {
  .cookie-consent__inner { grid-template-columns: 1fr auto; align-items: center; }
}

/* =====================================
   Components
   ===================================== */
/* Buttons */
.btn {
  -webkit-tap-highlight-color: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: calc(var(--space-2) + 2px) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  background-color: var(--gray-800);
  color: #ffffff;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: background-color var(--duration-normal) var(--easing-standard),
              color var(--duration-normal) var(--easing-standard),
              border-color var(--duration-normal) var(--easing-standard),
              box-shadow var(--duration-fast) var(--easing-standard),
              transform var(--duration-fast) var(--easing-standard);
  user-select: none;
}
.btn:hover { filter: brightness(0.98); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; box-shadow: 0 0 0 4px var(--focus-ring-color); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: 0.6; cursor: not-allowed; pointer-events: none; }

/* Button variants */
.btn--primary { background-color: var(--color-primary); color: var(--color-primary-contrast); }
.btn--primary:hover {
  /* Remove hover background and change only text/border color */
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: none;
}

.btn--success { background-color: var(--color-success); color: var(--color-success-contrast); }
.btn--success:hover { background-color: var(--color-success-hover); }

.btn--warning { background-color: var(--color-warning); color: var(--color-warning-contrast); }
.btn--warning:hover { background-color: var(--color-warning-hover); }

.btn--danger { background-color: var(--color-danger); color: var(--color-danger-contrast); }
.btn--danger:hover { background-color: var(--color-danger-hover); }

.btn--outline {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--outline:hover { background-color: var(--gray-50); }
@media (prefers-color-scheme: dark) {
  .btn--outline:hover { background-color: rgba(255,255,255,0.06); }
}

/* Inputs */
.input, 
select, 
textarea, 
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="tel"],
input[type="url"],
input[type="number"],
input[type="date"],
input[type="time"] {
  width: 100%;
  padding: calc(var(--space-2) + 2px) var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--duration-normal) var(--easing-standard),
              box-shadow var(--duration-fast) var(--easing-standard),
              background-color var(--duration-normal) var(--easing-standard);
}

input::placeholder, textarea::placeholder { color: var(--gray-500); }

.input:focus, 
select:focus, 
textarea:focus, 
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="search"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
input[type="time"]:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--focus-ring-color);
}

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

/* Input groups and labels (lightweight) */
.label { display: inline-block; margin-bottom: var(--space-2); font-weight: 600; }
.help-text { color: var(--color-muted); font-size: var(--text-sm); margin-top: var(--space-2); }
.input-error { border-color: var(--color-danger) !important; }

/* Card */
.card {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-5);
}
.card--interactive { transition: transform var(--duration-fast) var(--easing-standard), box-shadow var(--duration-normal) var(--easing-standard); cursor: pointer; }
.card--interactive:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.card__header { margin-bottom: var(--space-4); }
.card__footer { margin-top: var(--space-4); }

/* Badges (useful for availability/status) */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  line-height: 1.2;
  border: 1px solid var(--color-border);
  background: var(--gray-50);
}
.badge--success { background: color-mix(in srgb, var(--color-success) 10%, transparent); color: var(--color-success); border-color: color-mix(in srgb, var(--color-success) 25%, transparent); }
.badge--warning { background: color-mix(in srgb, var(--color-warning) 12%, transparent); color: var(--color-warning); border-color: color-mix(in srgb, var(--color-warning) 25%, transparent); }
.badge--danger  { background: color-mix(in srgb, var(--color-danger) 10%, transparent);  color: var(--color-danger);  border-color: color-mix(in srgb, var(--color-danger) 25%, transparent); }
@supports not (color-mix(in srgb, white 10%, black)) {
  .badge--success { background: rgba(22, 163, 74, 0.08); color: var(--color-success); border-color: rgba(22, 163, 74, 0.2); }
  .badge--warning { background: rgba(217, 119, 6, 0.1); color: var(--color-warning); border-color: rgba(217, 119, 6, 0.25); }
  .badge--danger  { background: rgba(220, 38, 38, 0.08); color: var(--color-danger);  border-color: rgba(220, 38, 38, 0.2); }
}

/* Pagination (common for catalogs) */
.pagination { display: inline-flex; align-items: center; gap: var(--space-2); }
.pagination a, .pagination button {
  min-width: 36px; height: 36px; padding: 0 var(--space-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background-color var(--duration-normal) var(--easing-standard), border-color var(--duration-normal) var(--easing-standard);
}
.pagination a:hover, .pagination button:hover { background: var(--gray-50); }
.pagination .is-active { background: var(--color-primary); color: var(--color-primary-contrast); border-color: var(--color-primary); }

/* =====================================
   Accessibility
   ===================================== */
/* Focus styles already applied via :focus-visible */

/* High-contrast outlines for keyboard users on key UI elements */
button:focus-visible,
[role="button"]:focus-visible,
[tabindex]:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
.a11y-focus:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Respect motion preferences: transitions centralized via variables */
.reduced-motion * { transition: none !important; animation: none !important; }

/* =====================================
   End
   ===================================== */


/* Page-photo helper: center decorative images and constrain to container width.
   This ensures full-width page sections can contain an image that visually
   matches the site's content width on large screens while remaining
   responsive on small screens. */
.page-photo {
  width: 100%;
  margin: 2rem 0;
  padding: 0; /* allow per-page override when needed */
}
.page-photo img {
  display: block;
  width: 100%;
  max-width: var(--container-max); /* don't exceed main container */
  margin-left: auto;
  margin-right: auto;
  border-radius: var(--radius-md);
  overflow: hidden;
  height: auto;
  object-fit: cover;
}
@media (max-width:480px) {
  .page-photo { margin: 1rem 0; padding: 0 1rem; }
  .page-photo img { max-width: calc(100% - 2rem); }
}