/* ===== CSS Custom Properties ===== */
:root {
  --radius: 0.375rem;
  --background: oklch(99% 0.005 95);
  --foreground: oklch(18% 0.04 260);
  --brand: oklch(25% 0.07 260);
  --brand-foreground: oklch(98% 0.005 95);
  --gold: oklch(72% 0.12 80);
  --gold-foreground: oklch(18% 0.04 260);
  --gradient-hero: linear-gradient(135deg, oklch(22% 0.07 260) 0%, oklch(32% 0.08 255) 100%);
  --card: oklch(100% 0 0);
  --card-foreground: oklch(12.9% 0.042 264.695);
  --popover: oklch(100% 0 0);
  --popover-foreground: oklch(12.9% 0.042 264.695);
  --primary: oklch(25% 0.07 260);
  --primary-foreground: oklch(98% 0.005 95);
  --secondary: oklch(96.8% 0.007 247.896);
  --secondary-foreground: oklch(20.8% 0.042 265.755);
  --muted: oklch(96.8% 0.007 247.896);
  --muted-foreground: oklch(55.4% 0.046 257.417);
  --accent: oklch(96.8% 0.007 247.896);
  --accent-foreground: oklch(20.8% 0.042 265.755);
  --destructive: oklch(57.7% 0.245 27.325);
  --destructive-foreground: oklch(98.4% 0.003 247.858);
  --border: oklch(92.9% 0.013 255.508);
  --input: oklch(92.9% 0.013 255.508);
  --ring: oklch(70.4% 0.04 256.788);
  --chart-1: oklch(64.6% 0.222 41.116);
  --chart-2: oklch(60% 0.118 184.704);
  --chart-3: oklch(39.8% 0.07 227.392);
  --chart-4: oklch(82.8% 0.189 84.429);
  --chart-5: oklch(76.9% 0.188 70.08);
  --sidebar: oklch(98.4% 0.003 247.858);
  --sidebar-foreground: oklch(12.9% 0.042 264.695);
  --sidebar-primary: oklch(20.8% 0.042 265.755);
  --sidebar-primary-foreground: oklch(98.4% 0.003 247.858);
  --sidebar-accent: oklch(96.8% 0.007 247.896);
  --sidebar-accent-foreground: oklch(20.8% 0.042 265.755);
  --sidebar-border: oklch(92.9% 0.013 255.508);
  --sidebar-ring: oklch(70.4% 0.04 256.788);
  --spacing: 0.25rem;
  --container-sm: 24rem;
  --container-md: 28rem;
  --container-lg: 32rem;
  --container-xl: 36rem;
  --container-2xl: 42rem;
  --container-3xl: 48rem;
  --container-6xl: 72rem;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --tracking-tight: -0.025em;
  --tracking-widest: 0.1em;
  --leading-relaxed: 1.625;
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== CSS Reset / Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  border: 0 solid;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  tab-size: 4;
  line-height: 1.5;
  font-family: "Inter", system-ui, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--background);
  color: var(--foreground);
}

img, svg, video, canvas, audio, iframe, embed, object {
  display: block;
  vertical-align: middle;
}

img, video {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: inherit;
}

ol, ul, menu {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-size: inherit;
  font-weight: inherit;
}

button {
  font: inherit;
  letter-spacing: inherit;
  color: inherit;
  cursor: pointer;
}

/* ===== Layout & Spacing Utilities ===== */
.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.max-w-6xl {
  max-width: var(--container-6xl);
}

.max-w-3xl {
  max-width: var(--container-3xl);
}

.max-w-2xl {
  max-width: var(--container-2xl);
}

.max-w-xl {
  max-width: var(--container-xl);
}

.max-w-sm {
  max-width: var(--container-sm);
}

.px-6 {
  padding-left: calc(var(--spacing) * 6);
  padding-right: calc(var(--spacing) * 6);
}

.px-4 {
  padding-left: calc(var(--spacing) * 4);
  padding-right: calc(var(--spacing) * 4);
}

.px-5 {
  padding-left: calc(var(--spacing) * 5);
  padding-right: calc(var(--spacing) * 5);
}

.px-3 {
  padding-left: calc(var(--spacing) * 3);
  padding-right: calc(var(--spacing) * 3);
}

.px-6 {
  padding-left: calc(var(--spacing) * 6);
  padding-right: calc(var(--spacing) * 6);
}

.py-24 {
  padding-top: calc(var(--spacing) * 24);
  padding-bottom: calc(var(--spacing) * 24);
}

.py-10 {
  padding-top: calc(var(--spacing) * 10);
  padding-bottom: calc(var(--spacing) * 10);
}

.py-4 {
  padding-top: calc(var(--spacing) * 4);
  padding-bottom: calc(var(--spacing) * 4);
}

.py-3 {
  padding-top: calc(var(--spacing) * 3);
  padding-bottom: calc(var(--spacing) * 3);
}

.py-1 {
  padding-top: calc(var(--spacing) * 1);
  padding-bottom: calc(var(--spacing) * 1);
}

.py-6 {
  padding-top: calc(var(--spacing) * 6);
  padding-bottom: calc(var(--spacing) * 6);
}

.p-8 {
  padding: calc(var(--spacing) * 8);
}

.p-6 {
  padding: calc(var(--spacing) * 6);
}

.pb-28 {
  padding-bottom: calc(var(--spacing) * 28);
}

.pt-40 {
  padding-top: calc(var(--spacing) * 40);
}

.gap-2 {
  gap: calc(var(--spacing) * 2);
}

.gap-3 {
  gap: calc(var(--spacing) * 3);
}

.gap-4 {
  gap: calc(var(--spacing) * 4);
}

.gap-6 {
  gap: calc(var(--spacing) * 6);
}

.gap-8 {
  gap: calc(var(--spacing) * 8);
}

.gap-px {
  gap: 1px;
}

.mt-6 {
  margin-top: calc(var(--spacing) * 6);
}

.mt-5 {
  margin-top: calc(var(--spacing) * 5);
}

.mt-4 {
  margin-top: calc(var(--spacing) * 4);
}

.mt-3 {
  margin-top: calc(var(--spacing) * 3);
}

.mt-2 {
  margin-top: calc(var(--spacing) * 2);
}

.mt-1 {
  margin-top: calc(var(--spacing) * 1);
}

.mt-10 {
  margin-top: calc(var(--spacing) * 10);
}

.mt-12 {
  margin-top: calc(var(--spacing) * 12);
}

.mt-14 {
  margin-top: calc(var(--spacing) * 14);
}

.mt-16 {
  margin-top: calc(var(--spacing) * 16);
}

.p-0 {
  padding: 0;
}

/* ===== Flexbox Utilities ===== */
.flex {
  display: flex;
}

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

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

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

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

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

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

.grow {
  flex-grow: 1;
}

.shrink-0 {
  flex-shrink: 0;
}

/* ===== Grid Utilities ===== */
.grid {
  display: grid;
}

/* ===== Display ===== */
.block {
  display: block;
}

.hidden {
  display: none;
}

/* ===== Position ===== */
.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.inset-0 {
  inset: 0;
}

.top-0 {
  top: 0;
}

.left-0 {
  left: 0;
}

.right-0 {
  right: 0;
}

.isolate {
  isolation: isolate;
}

.z-20 {
  z-index: 20;
}

.overflow-hidden {
  overflow: hidden;
}

/* ===== Typography ===== */
.font-sans {
  font-family: "Inter", system-ui, sans-serif;
}

.font-display {
  font-family: "Inter", system-ui, sans-serif;
}

.antialiased {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.text-lg {
  font-size: var(--text-lg);
  line-height: var(--text-lg--line-height, 1.75);
}

.text-base {
  font-size: var(--text-base);
  line-height: var(--text-base--line-height, 1.5);
}

.text-sm {
  font-size: var(--text-sm);
  line-height: var(--text-sm--line-height, 1.25);
}

.text-xs {
  font-size: var(--text-xs);
  line-height: var(--text-xs--line-height, 1);
}

.text-xl {
  font-size: var(--text-xl);
  line-height: var(--text-xl--line-height, 1.4);
}

.text-3xl {
  font-size: var(--text-3xl);
  line-height: var(--text-3xl--line-height, 1.2);
}

.text-4xl {
  font-size: var(--text-4xl);
  line-height: var(--text-4xl--line-height, 1.11);
}

.text-5xl {
  font-size: var(--text-5xl);
  line-height: 1;
}

.text-7xl {
  font-size: var(--text-7xl);
  line-height: 1;
}

.leading-relaxed {
  line-height: var(--leading-relaxed);
}

.leading-\[1\.05\] {
  line-height: 1.05;
}

.tracking-tight {
  letter-spacing: var(--tracking-tight);
}

.tracking-widest {
  letter-spacing: var(--tracking-widest);
}

.font-medium {
  font-weight: var(--font-weight-medium);
}

.font-normal {
  font-weight: var(--font-weight-normal);
}

.font-semibold {
  font-weight: var(--font-weight-semibold);
}

.font-bold {
  font-weight: var(--font-weight-bold);
}

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

.uppercase {
  text-transform: uppercase;
}

.italic {
  font-style: italic;
}

.break-all {
  word-break: break-all;
}

/* ===== Colors ===== */
.text-brand-foreground {
  color: var(--brand-foreground);
}

.text-brand-foreground\/80 {
  color: color-mix(in oklab, var(--brand-foreground) 80%, transparent);
}

.text-brand-foreground\/75 {
  color: color-mix(in oklab, var(--brand-foreground) 75%, transparent);
}

.text-brand-foreground\/60 {
  color: color-mix(in oklab, var(--brand-foreground) 60%, transparent);
}

.text-muted-foreground {
  color: var(--muted-foreground);
}

.text-foreground {
  color: var(--foreground);
}

.text-gold {
  color: var(--gold);
}

.text-brand {
  color: var(--brand);
}

.text-primary-foreground {
  color: var(--primary-foreground);
}

.text-gold-foreground {
  color: var(--gold-foreground);
}

.bg-background {
  background-color: var(--background);
}

.bg-gold {
  background-color: var(--gold);
}

.bg-muted\/30 {
  background-color: color-mix(in oklab, var(--muted) 30%, transparent);
}

.bg-muted\/40 {
  background-color: color-mix(in oklab, var(--muted) 40%, transparent);
}

.bg-border {
  background-color: var(--border);
}

.bg-brand-foreground\/5 {
  background-color: color-mix(in oklab, var(--brand-foreground) 5%, transparent);
}

.bg-brand-foreground\/\[0\.04\] {
  background-color: color-mix(in oklab, var(--brand-foreground) 4%, transparent);
}

.bg-primary {
  background-color: var(--primary);
}

.border {
  border-width: 1px;
  border-style: solid;
}

.border-y {
  border-top-width: 1px;
  border-bottom-width: 1px;
  border-style: solid;
}

.border-t {
  border-top-width: 1px;
  border-style: solid;
}

.border-border {
  border-color: var(--border);
}

.border-brand-foreground\/15 {
  border-color: color-mix(in oklab, var(--brand-foreground) 15%, transparent);
}

.border-brand-foreground\/20 {
  border-color: color-mix(in oklab, var(--brand-foreground) 20%, transparent);
}

.border-input {
  border-color: var(--input);
}

/* ===== Border Radius ===== */
.rounded-lg {
  border-radius: var(--radius);
}

.rounded-md {
  border-radius: calc(var(--radius) - 2px);
}

.rounded-full {
  border-radius: 9999px;
}

.rounded-xl {
  border-radius: calc(var(--radius) + 4px);
}

.rounded-sm {
  border-radius: calc(var(--radius) - 4px);
}

/* ===== Effect Utilities ===== */
.opacity-\[0\.05\] {
  opacity: 0.05;
}

.transition-colors {
  transition-property: color, background-color, border-color, outline-color, text-decoration-color, fill, stroke;
  transition-duration: 0.15s;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

.transition-opacity {
  transition-property: opacity;
  transition-duration: 0.15s;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Hover States ===== */
@media (hover: hover) {
  .hover\:border-brand:hover {
    border-color: var(--brand);
  }

  .hover\:bg-brand-foreground\/10:hover {
    background-color: color-mix(in oklab, var(--brand-foreground) 10%, transparent);
  }

  .hover\:bg-brand-foreground\/\[0\.08\]:hover {
    background-color: color-mix(in oklab, var(--brand-foreground) 8%, transparent);
  }

  .hover\:bg-muted\/40:hover {
    background-color: color-mix(in oklab, var(--muted) 40%, transparent);
  }

  .hover\:bg-accent:hover {
    background-color: var(--accent);
  }

  .hover\:bg-primary\/90:hover {
    background-color: color-mix(in oklab, var(--primary) 90%, transparent);
  }

  .hover\:bg-destructive\/90:hover {
    background-color: color-mix(in oklab, var(--destructive) 90%, transparent);
  }

  .hover\:text-gold:hover {
    color: var(--gold);
  }

  .hover\:text-foreground:hover {
    color: var(--foreground);
  }

  .hover\:opacity-90:hover {
    opacity: 0.9;
  }

  .hover\:opacity-100:hover {
    opacity: 1;
  }

  .group:hover .group-hover\:text-gold {
    color: var(--gold);
  }
}

/* ===== Min Height ===== */
.min-h-screen {
  min-height: 100vh;
}

/* ===== Width ===== */
.w-5 {
  width: calc(var(--spacing) * 5);
}

.w-4 {
  width: calc(var(--spacing) * 4);
}

.h-5 {
  height: calc(var(--spacing) * 5);
}

.h-4 {
  height: calc(var(--spacing) * 4);
}

.h-6 {
  height: calc(var(--spacing) * 6);
}

.w-6 {
  width: calc(var(--spacing) * 6);
}

.h-1\.5 {
  height: calc(var(--spacing) * 1.5);
}

.w-1\.5 {
  width: calc(var(--spacing) * 1.5);
}

/* ===== Background Image ===== */
.bg-gradient-hero {
  background: var(--gradient-hero);
}

/* ===== Responsive: md (≥48rem) ===== */
@media (min-width: 48rem) {
  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .md\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .md\:flex {
    display: flex;
  }

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

  .md\:hidden {
    display: none;
  }

  .md\:block {
    display: block;
  }

  .md\:p-10 {
    padding: calc(var(--spacing) * 10);
  }

  .md\:py-32 {
    padding-top: calc(var(--spacing) * 32);
    padding-bottom: calc(var(--spacing) * 32);
  }

  .md\:pt-48 {
    padding-top: calc(var(--spacing) * 48);
  }

  .md\:pb-36 {
    padding-bottom: calc(var(--spacing) * 36);
  }

  .md\:text-5xl {
    font-size: var(--text-5xl);
    line-height: 1;
  }

  .md\:text-6xl {
    font-size: var(--text-6xl);
    line-height: 1;
  }

  .md\:text-7xl {
    font-size: var(--text-7xl);
    line-height: 1;
  }
}

/* ===== Responsive: sm (≥40rem) ===== */
@media (min-width: 40rem) {
  .sm\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .sm\:rounded-lg {
    border-radius: var(--radius);
  }

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

/* ===== Responsive: lg (≥64rem) ===== */
@media (min-width: 64rem) {
  .lg\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ===== Misc ===== */
.outline-none {
  outline: none;
}

.text-current {
  color: currentColor;
}

.fill-current {
  fill: currentColor;
}