/* =============================================
   global.css – Base typography, layout utilities,
   grid system, animations & responsive helpers
   Moderate Roller Solution
   ============================================= */


/* ══════════════════════════════════════════════
   BASE STYLES
══════════════════════════════════════════════ */

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

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


/* ══════════════════════════════════════════════
   TYPOGRAPHY
══════════════════════════════════════════════ */

/* ── Headings ── */
h1, .h1,
h2, .h2,
h3, .h3,
h4, .h4,
h5, .h5,
h6, .h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
  letter-spacing: var(--ls-tight);
  color: var(--color-heading);
}

h1, .h1 { font-size: var(--fs-4xl); font-weight: var(--fw-extrabold); }
h2, .h2 { font-size: var(--fs-3xl); }
h3, .h3 { font-size: var(--fs-2xl); }
h4, .h4 { font-size: var(--fs-xl);  }
h5, .h5 { font-size: var(--fs-lg);  font-weight: var(--fw-semibold); }
h6, .h6 { font-size: var(--fs-md);  font-weight: var(--fw-semibold); }

/* ── Display / Hero Headings ── */
.display-1 {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 2.5rem + 4vw, 6rem);
  font-weight: var(--fw-black);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
}

.display-2 {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 2rem + 3vw, 4.75rem);
  font-weight: var(--fw-extrabold);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
}

/* ── Section Label ── */
.section-label {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-primary);
}

/* ── Body Text ── */
p {
  color: var(--color-text);
  line-height: var(--lh-relaxed);
  max-width: 70ch;
}

.lead {
  font-size: var(--fs-lg);
  font-weight: var(--fw-regular);
  line-height: var(--lh-relaxed);
  color: var(--color-text);
}

.text-sm   { font-size: var(--fs-sm); }
.text-xs   { font-size: var(--fs-xs); }
.text-md   { font-size: var(--fs-md); }
.text-lg   { font-size: var(--fs-lg); }

/* ── Font Weights ── */
.fw-light    { font-weight: var(--fw-light);    }
.fw-regular  { font-weight: var(--fw-regular);  }
.fw-medium   { font-weight: var(--fw-medium);   }
.fw-semibold { font-weight: var(--fw-semibold); }
.fw-bold     { font-weight: var(--fw-bold);     }
.fw-extrabold{ font-weight: var(--fw-extrabold);}
.fw-black    { font-weight: var(--fw-black);    }

/* ── Text Colors ── */
.text-primary   { color: var(--color-primary);    }
.text-muted     { color: var(--color-text-muted); }
.text-white     { color: var(--color-white);      }
.text-heading   { color: var(--color-heading);    }

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

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

/* ── Text Highlight / Accent ── */
.text-accent {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Underline accent decoration */
.text-underline-accent {
  position: relative;
  display: inline-block;
}
.text-underline-accent::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transform: scaleX(1);
  transform-origin: left;
}

/* ── Link ── */
a.link {
  color: var(--color-primary);
  font-weight: var(--fw-medium);
  text-underline-offset: 3px;
  text-decoration: underline;
  transition: var(--transition-fast);
}
a.link:hover {
  color: var(--color-primary-dark);
}


/* ══════════════════════════════════════════════
   LAYOUT – CONTAINER
══════════════════════════════════════════════ */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.container-sm  { max-width: var(--container-sm);  }
.container-md  { max-width: var(--container-md);  }
.container-lg  { max-width: var(--container-lg);  }
.container-xl  { max-width: var(--container-xl);  }
.container-2xl { max-width: var(--container-2xl); }


/* ══════════════════════════════════════════════
   LAYOUT – GRID SYSTEM
══════════════════════════════════════════════ */

.grid {
  display: grid;
  gap: var(--grid-gap);
}

/* Column Templates */
.grid-cols-1  { grid-template-columns: repeat(1,  1fr); }
.grid-cols-2  { grid-template-columns: repeat(2,  1fr); }
.grid-cols-3  { grid-template-columns: repeat(3,  1fr); }
.grid-cols-4  { grid-template-columns: repeat(4,  1fr); }
.grid-cols-5  { grid-template-columns: repeat(5,  1fr); }
.grid-cols-6  { grid-template-columns: repeat(6,  1fr); }
.grid-cols-12 { grid-template-columns: repeat(12, 1fr); }

/* Auto-fit Grids (responsive without breakpoints) */
.grid-auto-sm  { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.grid-auto-md  { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-auto-lg  { grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); }

/* Column Spans */
.col-span-1  { grid-column: span 1;  }
.col-span-2  { grid-column: span 2;  }
.col-span-3  { grid-column: span 3;  }
.col-span-4  { grid-column: span 4;  }
.col-span-6  { grid-column: span 6;  }
.col-span-8  { grid-column: span 8;  }
.col-span-12 { grid-column: span 12; }
.col-span-full { grid-column: 1 / -1; }

/* Gap Utilities */
.gap-1  { gap: var(--space-1); }
.gap-2  { gap: var(--space-2); }
.gap-4  { gap: var(--space-4); }
.gap-6  { gap: var(--space-6); }
.gap-8  { gap: var(--space-8); }
.gap-10 { gap: var(--space-10); }
.gap-12 { gap: var(--space-12); }


/* ══════════════════════════════════════════════
   LAYOUT – FLEXBOX UTILITIES
══════════════════════════════════════════════ */

.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.flex-wrap   { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.flex-1      { flex: 1; }

.items-start    { align-items: flex-start;  }
.items-center   { align-items: center;      }
.items-end      { align-items: flex-end;    }
.items-stretch  { align-items: stretch;     }

.justify-start    { justify-content: flex-start;    }
.justify-center   { justify-content: center;        }
.justify-end      { justify-content: flex-end;      }
.justify-between  { justify-content: space-between; }
.justify-around   { justify-content: space-around;  }

.self-center  { align-self: center; }
.self-start   { align-self: flex-start; }
.self-end     { align-self: flex-end; }


/* ══════════════════════════════════════════════
   LAYOUT – POSITION UTILITIES
══════════════════════════════════════════════ */

.relative { position: relative; }
.absolute { position: absolute; }
.fixed    { position: fixed;    }
.sticky   { position: sticky;   }
.inset-0  { inset: 0; }


/* ══════════════════════════════════════════════
   LAYOUT – SPACING UTILITIES
══════════════════════════════════════════════ */

/* Margin */
.m-auto   { margin: auto;          }
.mx-auto  { margin-inline: auto;   }
.mt-4     { margin-top: var(--space-4);  }
.mt-6     { margin-top: var(--space-6);  }
.mt-8     { margin-top: var(--space-8);  }
.mt-12    { margin-top: var(--space-12); }
.mb-4     { margin-bottom: var(--space-4);  }
.mb-6     { margin-bottom: var(--space-6);  }
.mb-8     { margin-bottom: var(--space-8);  }
.mb-12    { margin-bottom: var(--space-12); }
.mb-16    { margin-bottom: var(--space-16); }

/* Padding */
.p-4     { padding: var(--space-4);  }
.p-6     { padding: var(--space-6);  }
.p-8     { padding: var(--space-8);  }
.p-12    { padding: var(--space-12); }

/* Section vertical padding */
.section {
  padding-block: clamp(4rem, 8vw, 7rem);
}

.section-sm {
  padding-block: clamp(2.5rem, 5vw, 4rem);
}

.section-lg {
  padding-block: clamp(5rem, 10vw, 9rem);
}


/* ══════════════════════════════════════════════
   DISPLAY UTILITIES
══════════════════════════════════════════════ */

.block         { display: block;        }
.inline-block  { display: inline-block; }
.inline        { display: inline;       }
.hidden        { display: none;         }
.invisible     { visibility: hidden;    }
.overflow-hidden { overflow: hidden;    }
.w-full  { width: 100%;  }
.h-full  { height: 100%; }
.max-w-full { max-width: 100%; }


/* ══════════════════════════════════════════════
   BACKGROUNDS
══════════════════════════════════════════════ */

.bg-white      { background-color: var(--color-white);      }
.bg-light      { background-color: var(--color-light-gray); }
.bg-dark       { background-color: var(--color-black);      }
.bg-dark-gray  { background-color: var(--color-dark-gray);  }
.bg-primary    { background-color: var(--color-primary);    }

/* Gradient Backgrounds */
.bg-gradient-primary {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
}

.bg-gradient-dark {
  background: linear-gradient(135deg, #000000 0%, var(--color-black) 50%, var(--color-dark-gray) 100%);
}

.bg-gradient-hero {
  background: linear-gradient(
    160deg,
    var(--color-black)   0%,
    var(--color-dark-gray) 50%,
    #1A1A1A 100%
  );
}

/* Noise texture overlay */
.bg-noise {
  position: relative;
}
.bg-noise::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}


/* ══════════════════════════════════════════════
   DIVIDERS & DECORATIONS
══════════════════════════════════════════════ */

.divider {
  width: 100%;
  height: 1px;
  background: var(--color-border);
  margin-block: var(--space-8);
}

.divider-red {
  width: 60px;
  height: 4px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  margin-block: var(--space-4);
}

.divider-red-center {
  margin-inline: auto;
}


/* ══════════════════════════════════════════════
   IMAGES & MEDIA
══════════════════════════════════════════════ */

.img-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.img-contain {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}

.aspect-16-9   { aspect-ratio: 16 / 9; }
.aspect-4-3    { aspect-ratio: 4  / 3; }
.aspect-1-1    { aspect-ratio: 1  / 1; }
.aspect-3-2    { aspect-ratio: 3  / 2; }
.aspect-video  { aspect-ratio: 16 / 9; }


/* ══════════════════════════════════════════════
   BORDER RADIUS UTILITIES
══════════════════════════════════════════════ */

.rounded-sm   { border-radius: var(--radius-sm);   }
.rounded-md   { border-radius: var(--radius-md);   }
.rounded-lg   { border-radius: var(--radius-lg);   }
.rounded-xl   { border-radius: var(--radius-xl);   }
.rounded-2xl  { border-radius: var(--radius-2xl);  }
.rounded-full { border-radius: var(--radius-full); }


/* ══════════════════════════════════════════════
   SHADOW UTILITIES
══════════════════════════════════════════════ */

.shadow-xs  { box-shadow: var(--shadow-xs); }
.shadow-sm  { box-shadow: var(--shadow-sm); }
.shadow-md  { box-shadow: var(--shadow-md); }
.shadow-lg  { box-shadow: var(--shadow-lg); }
.shadow-xl  { box-shadow: var(--shadow-xl); }
.shadow-red { box-shadow: var(--shadow-red); }


/* ══════════════════════════════════════════════
   ANIMATIONS & KEYFRAMES
══════════════════════════════════════════════ */

/* ── Keyframes ── */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInUp {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0);   opacity: 1; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}

@keyframes float {
  0%, 100% { transform: translateY(0px);   }
  50%       { transform: translateY(-12px); }
}

@keyframes ripple {
  0%   { transform: scale(0);   opacity: 0.6; }
  100% { transform: scale(2.5); opacity: 0;   }
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes lineGrow {
  from { width: 0; }
  to   { width: 100%; }
}

@keyframes borderPulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--color-primary-glow); }
  50%       { box-shadow: 0 0 0 8px transparent; }
}

@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Animation Utility Classes ── */
.animate-fade-in       { animation: fadeIn      var(--duration-slow) var(--ease-out) both; }
.animate-fade-in-up    { animation: fadeInUp    var(--duration-slow) var(--ease-out) both; }
.animate-fade-in-down  { animation: fadeInDown  var(--duration-slow) var(--ease-out) both; }
.animate-fade-in-left  { animation: fadeInLeft  var(--duration-slow) var(--ease-out) both; }
.animate-fade-in-right { animation: fadeInRight var(--duration-slow) var(--ease-out) both; }
.animate-scale-in      { animation: scaleIn     var(--duration-slow) var(--ease-bounce) both; }
.animate-float         { animation: float 3s var(--ease-default) infinite; }
.animate-spin          { animation: spin  1s linear infinite; }
.animate-pulse         { animation: pulse 2s var(--ease-default) infinite; }

/* ── Animation Delays ── */
.delay-100  { animation-delay: 100ms;  }
.delay-200  { animation-delay: 200ms;  }
.delay-300  { animation-delay: 300ms;  }
.delay-400  { animation-delay: 400ms;  }
.delay-500  { animation-delay: 500ms;  }
.delay-700  { animation-delay: 700ms;  }
.delay-1000 { animation-delay: 1000ms; }

/* ── Scroll-reveal (IntersectionObserver driven) ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity    var(--duration-slow) var(--ease-out),
    transform  var(--duration-slow) var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-24px);
  transition:
    opacity   var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}
.reveal-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(24px);
  transition:
    opacity   var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}
.reveal-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.94);
  transition:
    opacity   var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-bounce);
}
.reveal-scale.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger children delay */
.stagger > *:nth-child(1)  { transition-delay: 0ms;   }
.stagger > *:nth-child(2)  { transition-delay: 80ms;  }
.stagger > *:nth-child(3)  { transition-delay: 160ms; }
.stagger > *:nth-child(4)  { transition-delay: 240ms; }
.stagger > *:nth-child(5)  { transition-delay: 320ms; }
.stagger > *:nth-child(6)  { transition-delay: 400ms; }
.stagger > *:nth-child(7)  { transition-delay: 480ms; }
.stagger > *:nth-child(8)  { transition-delay: 560ms; }

/* ── Shimmer skeleton ── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-light-gray) 25%,
    #e8e8e8 50%,
    var(--color-light-gray) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

/* ── Hover / Micro-interaction helpers ── */
.hover-lift {
  transition: transform var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
}
.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.hover-scale {
  transition: transform var(--duration-base) var(--ease-bounce);
}
.hover-scale:hover {
  transform: scale(1.04);
}

.hover-glow:hover {
  box-shadow: var(--shadow-red);
}


/* ══════════════════════════════════════════════
   MARQUEE / TICKER
══════════════════════════════════════════════ */

.marquee-wrapper {
  overflow: hidden;
  white-space: nowrap;
}

.marquee-track {
  display: inline-flex;
  gap: var(--space-8);
  animation: marquee 30s linear infinite;
  will-change: transform;
}

.marquee-track:hover {
  animation-play-state: paused;
}


/* ══════════════════════════════════════════════
   RESPONSIVE UTILITIES
══════════════════════════════════════════════ */

/* ── Breakpoints ──────────────────────────────
   xs:  < 480px
   sm:  480px  - 767px
   md:  768px  - 1023px
   lg:  1024px - 1279px
   xl:  1280px - 1439px
   2xl: ≥ 1440px
─────────────────────────────────────────── */

/* Show/Hide by breakpoint */
@media (max-width: 479px) {
  .hide-xs { display: none !important; }
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 { grid-template-columns: 1fr; }
}

@media (min-width: 480px) {
  .show-xs { display: none !important; }
}

@media (max-width: 767px) {
  .hide-sm { display: none !important; }

  .grid-cols-3,
  .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }

  .text-center-sm { text-align: center; }
  .mx-auto-sm { margin-inline: auto; }

  p { max-width: 100%; }
}

@media (min-width: 768px) {
  .show-sm { display: none !important; }
}

@media (max-width: 1023px) {
  .hide-md { display: none !important; }

  .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .show-md { display: none !important; }
}

@media (max-width: 1279px) {
  .hide-lg { display: none !important; }
}

@media (min-width: 1280px) {
  .show-lg { display: none !important; }
}

/* ── Responsive Grid helpers ── */
@media (max-width: 767px) {
  .sm\:grid-cols-1  { grid-template-columns: 1fr; }
  .sm\:grid-cols-2  { grid-template-columns: repeat(2, 1fr); }
  .sm\:col-span-full { grid-column: 1 / -1; }
  .sm\:flex-col     { flex-direction: column; }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .md\:grid-cols-2  { grid-template-columns: repeat(2, 1fr); }
  .md\:grid-cols-3  { grid-template-columns: repeat(3, 1fr); }
  .md\:col-span-full { grid-column: 1 / -1; }
}


/* ══════════════════════════════════════════════
   ACCESSIBILITY
══════════════════════════════════════════════ */

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

/* Skip navigation link */
.skip-nav {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-3) var(--space-6);
  font-weight: var(--fw-semibold);
  z-index: var(--z-toast);
  transition: top var(--duration-fast) var(--ease-out);
}
.skip-nav:focus {
  top: 0;
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1;
    transform: none;
  }
}