/* Local utility subset used by the static pages.
   This file replaces the external Tailwind CDN dependency for the utility classes used in the project. */

/* Display */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }

/* Flex */
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1 1 0%; }

.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; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }

/* Gap */
.gap-1 { gap: .25rem; }
.gap-2 { gap: .5rem; }
.gap-3 { gap: .75rem; }
.gap-4 { gap: 1rem; }
.gap-5 { gap: 1.25rem; }
.gap-6 { gap: 1.5rem; }
.gap-7 { gap: 1.75rem; }
.gap-8 { gap: 2rem; }
.gap-10 { gap: 2.5rem; }

/* Grid */
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* Position */
.static { position: static; }
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.inset-0 { inset: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

.top-4 { top: 1rem; }
.right-4 { right: 1rem; }
.bottom-4 { bottom: 1rem; }
.left-4 { left: 1rem; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* Width */
.w-full { width: 100%; }
.w-auto { width: auto; }
.w-8 { width: 2rem; }
.w-10 { width: 2.5rem; }
.w-12 { width: 3rem; }
.w-16 { width: 4rem; }

/* Height */
.h-full { height: 100%; }
.h-auto { height: auto; }
.h-8 { height: 2rem; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.h-16 { height: 4rem; }

.min-h-screen { min-height: 100vh; }
.min-w-0 { min-width: 0; }

/* Max width */
.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-5xl { max-width: 64rem; }
.max-w-6xl { max-width: 72rem; }
.max-w-7xl { max-width: 80rem; }

/* Margin */
.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: .25rem; }
.mt-2 { margin-top: .5rem; }
.mt-3 { margin-top: .75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-7 { margin-top: 1.75rem; }
.mt-8 { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-12 { margin-top: 3rem; }
.mt-auto { margin-top: auto; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: .25rem; }
.mb-2 { margin-bottom: .5rem; }
.mb-3 { margin-bottom: .75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-10 { margin-bottom: 2.5rem; }

.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

/* Padding */
.p-0 { padding: 0; }
.p-1 { padding: .25rem; }
.p-2 { padding: .5rem; }
.p-3 { padding: .75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.p-10 { padding: 2.5rem; }

.px-2 {
  padding-left: .5rem;
  padding-right: .5rem;
}

.px-3 {
  padding-left: .75rem;
  padding-right: .75rem;
}

.px-4 {
  padding-left: 1rem;
  padding-right: 1rem;
}

.px-5 {
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.px-6 {
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.py-1 {
  padding-top: .25rem;
  padding-bottom: .25rem;
}

.py-2 {
  padding-top: .5rem;
  padding-bottom: .5rem;
}

.py-3 {
  padding-top: .75rem;
  padding-bottom: .75rem;
}

.py-4 {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.py-5 {
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
}

.pt-4 { padding-top: 1rem; }
.pt-6 { padding-top: 1.5rem; }
.pt-8 { padding-top: 2rem; }
.pt-10 { padding-top: 2.5rem; }
.pt-12 { padding-top: 3rem; }

.pb-4 { padding-bottom: 1rem; }
.pb-6 { padding-bottom: 1.5rem; }
.pb-8 { padding-bottom: 2rem; }
.pb-10 { padding-bottom: 2.5rem; }
.pb-12 { padding-bottom: 3rem; }
.pb-14 { padding-bottom: 3.5rem; }

/* Border radius */
.rounded { border-radius: .25rem; }
.rounded-lg { border-radius: .5rem; }
.rounded-xl { border-radius: .75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-3xl { border-radius: 1.5rem; }
.rounded-full { border-radius: 9999px; }

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

.border-0 { border-width: 0; }
.border-gray-100 { border-color: var(--border); }
.border-gray-200 { border-color: var(--border); }
.border-gray-300 { border-color: var(--border-strong); }

/* Background */
.bg-transparent { background-color: transparent; }
.bg-white { background-color: var(--surface); }
.bg-black { background-color: #000; }

.bg-gray-50 { background-color: var(--bg-soft); }
.bg-gray-100 { background-color: var(--surface-strong); }
.bg-gray-200 { background-color: var(--surface-strong); }
.bg-gray-800 { background-color: #1a2236; }
.bg-gray-900 { background-color: #111827; }

html[data-theme="dark"] .bg-gray-800,
html[data-theme="dark"] .bg-gray-900 {
  background-color: rgba(8, 14, 32, 0.97);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.07),
    0 4px 24px rgba(0, 0, 0, 0.44);
}

.bg-green-600 { background-color: var(--green); }
.bg-green-700 { background-color: var(--green-hover); }

.bg-white.bg-opacity-80 {
  background-color: var(--glass-light);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

/* Text color */
.text-white { color: #fff; }
.text-black { color: var(--text-strong); }

.text-gray-400 { color: var(--muted-light); }
.text-gray-500 { color: var(--muted-light); }
.text-gray-600 { color: var(--muted); }
.text-gray-700 { color: var(--text); }
.text-gray-800 { color: var(--text); }
.text-gray-900 { color: var(--text-strong); }

.text-green-600 { color: var(--green); }
.text-green-700 { color: var(--green-hover); }

/* Font size */
.text-xs {
  font-size: .75rem;
  line-height: 1rem;
}

.text-sm {
  font-size: .875rem;
  line-height: 1.25rem;
}

.text-base {
  font-size: 1rem;
  line-height: 1.5rem;
}

.text-lg {
  font-size: 1.125rem;
  line-height: 1.75rem;
}

.text-xl {
  font-size: 1.25rem;
  line-height: 1.75rem;
}

.text-2xl {
  font-size: 1.5rem;
  line-height: 2rem;
}

.text-3xl {
  font-size: 1.875rem;
  line-height: 2.25rem;
}

.text-4xl {
  font-size: 2.25rem;
  line-height: 2.5rem;
}

.text-5xl {
  font-size: 3rem;
  line-height: 1;
}

/* Text align */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Font weight */
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* Text transform */
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }

/* Decoration */
.underline { text-decoration-line: underline; }
.no-underline { text-decoration-line: none; }

/* Tracking */
.tracking-tight { letter-spacing: -.025em; }
.tracking-wide { letter-spacing: .025em; }
.tracking-wider { letter-spacing: .05em; }

/* Line height */
.leading-none { line-height: 1; }
.leading-tight { line-height: 1.25; }
.leading-normal { line-height: 1.5; }
.leading-relaxed { line-height: 1.625; }

/* Whitespace */
.whitespace-nowrap { white-space: nowrap; }

/* Truncate */
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: .5; }
.opacity-75 { opacity: .75; }
.opacity-80 { opacity: .8; }
.opacity-100 { opacity: 1; }

.text-opacity-50 { opacity: .5; }
.text-opacity-75 { opacity: .75; }
.text-opacity-80 { opacity: .8; }

/* Object fit */
.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }
.object-top { object-position: top; }
.object-center { object-position: center; }

/* List */
.list-disc { list-style-type: disc; }
.list-decimal { list-style-type: decimal; }
.list-inside { list-style-position: inside; }
.list-outside { list-style-position: outside; }

/* Space */
.space-y-1 > :not([hidden]) ~ :not([hidden]) {
  margin-top: .25rem;
}

.space-y-2 > :not([hidden]) ~ :not([hidden]) {
  margin-top: .5rem;
}

.space-y-3 > :not([hidden]) ~ :not([hidden]) {
  margin-top: .75rem;
}

.space-y-4 > :not([hidden]) ~ :not([hidden]) {
  margin-top: 1rem;
}

/* Transition */
.transition {
  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke, opacity, box-shadow, transform, filter, backdrop-filter;
  transition-duration: 150ms;
  transition-timing-function: cubic-bezier(.4, 0, .2, 1);
}

/* Transform */
.transform { transform: translateZ(0); }

.scale-100 { transform: scale(1); }
.scale-105 { transform: scale(1.05); }

/* Hover */
.hover\:bg-black:hover { background-color: #000; }
.hover\:bg-gray-100:hover { background-color: var(--surface-strong); }
.hover\:bg-gray-900:hover { background-color: #0a0f1e; }
html[data-theme="dark"] .hover\:bg-gray-900:hover { background-color: rgba(3, 6, 16, 0.99); }
.hover\:bg-green-700:hover { background-color: var(--green-hover); }

.hover\:text-black:hover { color: var(--text-strong); }
.hover\:text-gray-700:hover { color: var(--text); }
.hover\:text-gray-900:hover { color: var(--text-strong); }

.hover\:underline:hover { text-decoration-line: underline; }

/* Responsive */
@media (min-width: 640px) {
  .sm\:block { display: block; }
  .sm\:flex { display: flex; }
  .sm\:grid { display: grid; }
  .sm\:hidden { display: none; }

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

  .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\:text-left { text-align: left; }
  .sm\:text-center { text-align: center; }

  .sm\:p-6 { padding: 1.5rem; }
  .sm\:p-8 { padding: 2rem; }
}

@media (min-width: 768px) {
  .md\:block { display: block; }
  .md\:flex { display: flex; }
  .md\:grid { display: grid; }
  .md\:hidden { display: none; }

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

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

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

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

  .md\:grid-cols-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .md\:p-8 {
    padding: 2rem;
  }

  .md\:p-10 {
    padding: 2.5rem;
  }

  .md\:p-12 {
    padding: 3rem;
  }

  .md\:text-left { text-align: left; }
  .md\:text-center { text-align: center; }

  .md\:text-xl {
    font-size: 1.25rem;
    line-height: 1.75rem;
  }

  .md\:text-2xl {
    font-size: 1.5rem;
    line-height: 2rem;
  }

  .md\:text-3xl {
    font-size: 1.875rem;
    line-height: 2.25rem;
  }

  .md\:text-4xl {
    font-size: 2.25rem;
    line-height: 2.5rem;
  }

  .md\:text-5xl {
    font-size: 3rem;
    line-height: 1;
  }
}

@media (min-width: 1024px) {
  .lg\:block { display: block; }
  .lg\:flex { display: flex; }
  .lg\:grid { display: grid; }
  .lg\:hidden { display: none; }

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

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

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

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

  .lg\:p-10 {
    padding: 2.5rem;
  }

  .lg\:p-12 {
    padding: 3rem;
  }
}

@media (min-width: 1280px) {
  .xl\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .xl\:grid-cols-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}