/* ============================================================
   Garage Kept — Liquid Glass theme
   Dark twilight canvas. Translucent panels. Restrained color.
   Mirrors 01-design/references/colors_and_type.css and adds
   compatibility shims for legacy gk-* / card-spotlight / btn-brass
   classes used across existing pages.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Geist:wght@300;400;500;600;700&family=Geist+Mono:wght@400;500&display=swap');

:root {
  /* Canvas */
  --canvas-0: #1a1d2b;
  --canvas-1: #232739;
  --canvas-2: #2d3147;
  --canvas-3: #383d57;

  /* Accents */
  --ember-100: #ffe1d0;
  --ember-300: #ff9966;
  --ember-500: #e85c2b;
  --ember-600: #c44a1f;
  --ember-700: #8f3414;

  --azure-100: #d3e7ff;
  --azure-300: #6fa9f5;
  --azure-500: #2e86e0;
  --azure-600: #1f6cc2;
  --azure-700: #134c8f;

  --aurora-ember:  var(--ember-500);
  --aurora-azure:  var(--azure-500);
  --aurora-cyan:   #7bc8ff;
  --aurora-violet: #9b7bff;

  /* Ink */
  --ink-100: #f7f8fc;
  --ink-200: #dde1ec;
  --ink-300: #adb3c8;
  --ink-400: #7a8098;
  --ink-500: #535870;

  /* Glass primitives */
  --glass-fill-1:    rgba(255,255,255,0.06);
  --glass-fill-2:    rgba(255,255,255,0.10);
  --glass-fill-3:    rgba(255,255,255,0.14);
  --glass-stroke-1:  rgba(255,255,255,0.12);
  --glass-stroke-2:  rgba(255,255,255,0.20);
  --glass-stroke-hi: rgba(255,255,255,0.36);
  --glass-blur-sm:   blur(12px) saturate(140%);
  --glass-blur-md:   blur(24px) saturate(160%);
  --glass-blur-lg:   blur(40px) saturate(180%);

  /* Status */
  --ok:   #5be3a4;
  --warn: #ffb84d;
  --bad:  #ff6b6b;

  /* Type */
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-ui:      'Geist', -apple-system, 'SF Pro Display', system-ui, sans-serif;
  --font-mono:    'Geist Mono', ui-monospace, Menlo, Consolas, monospace;

  /* Type scale */
  --display: 4.5rem;
  --h1:      3rem;
  --h2:      2.25rem;
  --h3:      1.5rem;
  --h4:      1.125rem;
  --body-lg: 1.0625rem;
  --body:    0.9375rem;
  --small:   0.8125rem;
  --caption: 0.6875rem;

  /* Spacing */
  --space-1:  2px;
  --space-2:  4px;
  --space-3:  8px;
  --space-4:  12px;
  --space-5:  16px;
  --space-6:  20px;
  --space-7:  24px;
  --space-8:  32px;
  --space-9:  40px;
  --space-10: 56px;
  --space-11: 80px;
  --space-12: 120px;

  /* Radii */
  --radius-sm:    8px;
  --radius:      14px;
  --radius-lg:   22px;
  --radius-xl:   32px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-1: 0 1px 0 rgba(255,255,255,0.04) inset, 0 8px 24px rgba(0,0,0,0.35);
  --shadow-2: 0 1px 0 rgba(255,255,255,0.06) inset, 0 16px 40px rgba(0,0,0,0.45);
  --shadow-3: 0 1px 0 rgba(255,255,255,0.10) inset, 0 32px 80px rgba(0,0,0,0.55);
  --glow-ember: 0 0 60px rgba(232,92,43,0.40);
  --glow-azure: 0 0 60px rgba(46,134,224,0.40);

  /* Bootstrap variable overrides */
  --bs-body-bg: var(--canvas-0);
  --bs-body-color: var(--ink-200);
  --bs-emphasis-color: var(--ink-100);
  --bs-secondary-color: var(--ink-400);
  --bs-tertiary-bg: var(--canvas-1);
  --bs-link-color: var(--azure-300);
  --bs-link-color-rgb: 111, 169, 245;
  --bs-link-hover-color: var(--azure-100);
  --bs-link-hover-color-rgb: 211, 231, 255;
  --bs-border-color: var(--glass-stroke-1);
  --bs-border-color-translucent: var(--glass-stroke-1);
}

/* ===== Base ===== */
html, body {
  margin: 0;
  padding: 0;
  color: var(--ink-200);
  font-family: var(--font-ui);
  font-size: var(--body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(1200px 800px at 15% -10%, rgba(46,134,224,0.30), transparent 60%),
    radial-gradient(900px 700px at 110% 20%, rgba(232,92,43,0.28), transparent 55%),
    radial-gradient(800px 600px at 50% 110%, rgba(123,200,255,0.18), transparent 60%),
    linear-gradient(180deg, var(--canvas-1) 0%, var(--canvas-0) 100%);
  background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 { color: var(--ink-100); }
h1 { font-family: var(--font-display); font-weight: 400; letter-spacing: -0.015em; }
h2 { font-weight: 500; letter-spacing: -0.01em; }
h3, h4, h5, h6 { font-weight: 500; }

a { color: var(--azure-300); text-decoration: none; }
a:hover { color: var(--azure-100); text-decoration: underline; }

hr { border-color: var(--glass-stroke-1); opacity: 1; }
small, .small { font-size: var(--small); }

/* ===== Aurora background helper ===== */
.aurora {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.aurora::before,
.aurora::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
}
.aurora::before { width: 520px; height: 520px; left: -120px; top: -100px; background: var(--aurora-azure); }
.aurora::after  { width: 620px; height: 620px; right: -160px; bottom: -200px; background: var(--aurora-ember); }

/* ===== Glass primitives ===== */
.glass {
  background: var(--glass-fill-2);
  border: 1px solid var(--glass-stroke-1);
  backdrop-filter: var(--glass-blur-md);
  -webkit-backdrop-filter: var(--glass-blur-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
  position: relative;
}
.glass::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(180deg, var(--glass-stroke-hi) 0%, transparent 40%);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}
.glass--sm { backdrop-filter: var(--glass-blur-sm); -webkit-backdrop-filter: var(--glass-blur-sm); border-radius: var(--radius); }
.glass--lg { backdrop-filter: var(--glass-blur-lg); -webkit-backdrop-filter: var(--glass-blur-lg); border-radius: var(--radius-xl); }

/* ===== Type helpers ===== */
.display { font-family: var(--font-display); font-size: var(--display); font-weight: 400; line-height: 1.02; letter-spacing: -0.02em; color: var(--ink-100); }
.h1 { font-family: var(--font-display); font-size: var(--h1); font-weight: 400; line-height: 1.05; letter-spacing: -0.015em; color: var(--ink-100); }
.h2 { font-family: var(--font-ui); font-size: var(--h2); font-weight: 500; line-height: 1.15; letter-spacing: -0.01em; color: var(--ink-100); }
.h3 { font-family: var(--font-ui); font-size: var(--h3); font-weight: 500; line-height: 1.25; letter-spacing: -0.005em; color: var(--ink-100); }
.h4 { font-family: var(--font-ui); font-size: var(--h4); font-weight: 500; line-height: 1.35; color: var(--ink-100); }
.lead { font-size: var(--body-lg); color: var(--ink-200); line-height: 1.6; max-width: 60ch; }
.muted { color: var(--ink-400); }
.caption {
  font-family: var(--font-ui);
  font-size: var(--caption);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-400);
}
.mono { font-family: var(--font-mono); font-feature-settings: "tnum" 1, "ss01" 1; }

/* ===== Buttons (new system) ===== */
.btn--primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  background: linear-gradient(180deg, #ffffff 0%, #d6d9e6 100%);
  color: #0d0f17;
  box-shadow: 0 1px 0 rgba(255,255,255,0.6) inset, 0 8px 24px rgba(255,255,255,0.10);
  transition: transform 120ms ease, background 200ms ease, border-color 200ms ease;
}
.btn--primary:hover { transform: translateY(-1px); color: #0d0f17; }

.btn--glass {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  background: var(--glass-fill-2);
  border: 1px solid var(--glass-stroke-2);
  color: var(--ink-100);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
  transition: background 200ms ease, border-color 200ms ease;
}
.btn--glass:hover { background: var(--glass-fill-3); border-color: var(--glass-stroke-hi); color: var(--ink-100); }

.btn--ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  background: transparent;
  color: var(--ink-200);
  border: 1px solid var(--glass-stroke-1);
  transition: color 200ms ease, border-color 200ms ease;
}
.btn--ghost:hover { color: var(--ink-100); border-color: var(--glass-stroke-2); }

/* Bootstrap .btn alignment (radii + family + glass-friendly outlines) */
.btn { font-family: var(--font-ui); font-weight: 500; border-radius: var(--radius-pill); }
.btn-primary {
  background: linear-gradient(180deg, #ffffff 0%, #d6d9e6 100%);
  color: #0d0f17;
  border-color: transparent;
  box-shadow: 0 1px 0 rgba(255,255,255,0.6) inset, 0 8px 24px rgba(255,255,255,0.10);
}
.btn-primary:hover, .btn-primary:focus, .btn-primary:active {
  background: linear-gradient(180deg, #ffffff 0%, #c8ccdc 100%);
  color: #0d0f17;
  border-color: transparent;
}
.btn-secondary {
  background: var(--glass-fill-2);
  border-color: var(--glass-stroke-2);
  color: var(--ink-100);
}
.btn-secondary:hover, .btn-secondary:focus {
  background: var(--glass-fill-3);
  border-color: var(--glass-stroke-hi);
  color: var(--ink-100);
}
.btn-outline-secondary { color: var(--ink-200); border-color: var(--glass-stroke-2); background: transparent; }
.btn-outline-secondary:hover { background: var(--glass-fill-2); color: var(--ink-100); border-color: var(--glass-stroke-hi); }
.btn-link { color: var(--azure-300); }
.btn-link:hover { color: var(--azure-100); }

/* ===== Inputs ===== */
.input,
.form-control,
.form-select {
  background: var(--glass-fill-1);
  border: 1px solid var(--glass-stroke-1);
  border-radius: var(--radius);
  color: var(--ink-100);
  font-family: var(--font-ui);
}
.form-control:focus, .form-select:focus, .input:focus {
  background: var(--glass-fill-2);
  border-color: var(--azure-500);
  color: var(--ink-100);
  box-shadow: 0 0 0 3px rgba(46,134,224,0.18);
  outline: none;
}
.form-control::placeholder, .input::placeholder { color: var(--ink-400); }
.form-label, label { color: var(--ink-200); }
.form-check-input {
  background-color: var(--glass-fill-1);
  border-color: var(--glass-stroke-2);
}
.form-check-input:checked {
  background-color: var(--azure-500);
  border-color: var(--azure-500);
}

/* ===== Cards (Bootstrap) ===== */
.card {
  background: var(--glass-fill-2);
  border: 1px solid var(--glass-stroke-1);
  border-radius: var(--radius);
  color: var(--ink-200);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
}
.card-header, .card-footer { background: transparent; border-color: var(--glass-stroke-1); color: var(--ink-200); }
.card-title { color: var(--ink-100); }

/* ===== Tables ===== */
.table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--ink-200);
  --bs-table-border-color: var(--glass-stroke-1);
  --bs-table-striped-bg: var(--glass-fill-1);
  --bs-table-striped-color: var(--ink-200);
  color: var(--ink-200);
}
.table thead { color: var(--ink-100); }
.table > :not(caption) > * > * { background-color: transparent; color: inherit; }

/* ===== Alerts ===== */
.alert {
  background: var(--glass-fill-2);
  border: 1px solid var(--glass-stroke-1);
  color: var(--ink-200);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
  border-radius: var(--radius);
}
.alert-success { border-color: rgba(91,227,164,0.35); color: var(--ok); }
.alert-warning { border-color: rgba(255,184,77,0.35); color: var(--warn); }
.alert-danger  { border-color: rgba(255,107,107,0.35); color: var(--bad); }
.alert-info    { border-color: rgba(111,169,245,0.35); color: var(--azure-300); }

/* ===== Score grades ===== */
.grade {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 400;
  color: var(--ink-100);
  border: 1px solid var(--glass-stroke-2);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
}
.grade--A { background: rgba(91,227,164,0.18); }
.grade--B { background: rgba(93,212,255,0.18); }
.grade--C { background: rgba(255,184,77,0.18); }
.grade--D { background: rgba(255,134,77,0.18); }
.grade--F { background: rgba(255,107,107,0.18); }

/* ===== Tier chips ===== */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  background: var(--glass-fill-2);
  border: 1px solid var(--glass-stroke-2);
  color: var(--ink-200);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
}
.chip::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink-400);
}
.chip--properly { color: var(--ink-100); }
.chip--properly::before { background: var(--ember-500); box-shadow: 0 0 8px var(--ember-500); }
.chip--garage::before  { background: var(--azure-500); box-shadow: 0 0 8px var(--azure-500); }
.chip--barn::before    { background: var(--warn); }
.chip--street::before  { background: var(--ink-400); }

/* ===== Focus ring (azure, replaces Bootstrap blue) ===== */
.btn:focus, .btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus, .form-check-input:focus, .form-select:focus,
a:focus-visible, button:focus-visible {
  box-shadow: 0 0 0 3px rgba(46,134,224,0.30) !important;
  outline: none;
}

/* ============================================================
   Legacy class compatibility
   Maps the original gk-* / card-spotlight / btn-brass classes
   onto Liquid Glass surfaces so existing Razor pages and Blazor
   components keep working without markup edits.
   ============================================================ */

.gk-wordmark {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink-100);
  font-size: 1.6rem;
  text-decoration: none;
}
.gk-wordmark:hover { color: var(--ink-100); opacity: 0.92; }

.gk-navbar {
  background: rgba(26, 29, 43, 0.55);
  border-bottom: 1px solid var(--glass-stroke-1);
  backdrop-filter: var(--glass-blur-md);
  -webkit-backdrop-filter: var(--glass-blur-md);
  color: var(--ink-100);
}
.gk-navbar a, .gk-navbar .nav-link { color: var(--ink-300); }
.gk-navbar a:hover, .gk-navbar .nav-link:hover { color: var(--ink-100); }
.gk-navbar .navbar-toggler {
  border-color: var(--glass-stroke-2);
  color: var(--ink-100);
}
.gk-navbar .navbar-toggler-icon {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(247,248,252,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
}

.gk-footer {
  background: rgba(26, 29, 43, 0.55);
  border-top: 1px solid var(--glass-stroke-1);
  backdrop-filter: var(--glass-blur-md);
  -webkit-backdrop-filter: var(--glass-blur-md);
  color: var(--ink-300);
  padding: 2rem 0;
  margin-top: 4rem;
}
.gk-footer a { color: var(--azure-300); }
.gk-footer a:hover { color: var(--azure-100); }

.card-spotlight {
  background: var(--glass-fill-2);
  border: 1px solid var(--glass-stroke-1);
  border-radius: var(--radius);
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
  box-shadow: var(--shadow-1);
  color: var(--ink-200);
  transition: transform 120ms ease, box-shadow 200ms ease, border-color 200ms ease;
}
.card-spotlight:hover {
  transform: translateY(-1px);
  border-color: var(--glass-stroke-2);
  box-shadow: var(--shadow-2);
}

.btn-brass {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  font-family: var(--font-ui);
  font-weight: 500;
  border: 1px solid transparent;
  background: linear-gradient(180deg, #ffffff 0%, #d6d9e6 100%);
  color: #0d0f17;
  box-shadow: 0 1px 0 rgba(255,255,255,0.6) inset, 0 8px 24px rgba(255,255,255,0.10);
  transition: transform 120ms ease, background 200ms ease;
  text-decoration: none;
}
.btn-brass:hover, .btn-brass:focus {
  transform: translateY(-1px);
  background: linear-gradient(180deg, #ffffff 0%, #c8ccdc 100%);
  color: #0d0f17;
}