@font-face {
  font-family: "Digital Sans EF Medium";
  src:
    url("../fonts/ds/DigitalSansEFMedium.woff2") format("woff2"),
    url("../fonts/ds/DigitalSansEFMedium.woff") format("woff"),
    url("../fonts/ds/Digital Sans EF Medium.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  /* BRAND COLORS */
  --color-red: #ea4335;
  --color-blue: #4285f4;
  --color-green: #34a853;
  --color-yellow: #fbbc05;
  --font-family: "Digital Sans EF Medium", sans-serif;

  --color-text: #1a1a1a;
  --color-text-muted: #6b7280;

  --color-bg: #f7f9fc;
  --color-surface: #ffffff;

  /* TYPOGRAPHY SCALE (Fluid) */
  --fs-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.85rem);
  --fs-sm: clamp(0.85rem, 0.8rem + 0.3vw, 0.95rem);
  --fs-base: clamp(1rem, 0.95rem + 0.4vw, 1.1rem);
  --fs-lg: clamp(1.25rem, 1.1rem + 0.8vw, 1.5rem);
  --fs-xl: clamp(1.8rem, 1.5rem + 1vw, 2.4rem);
  --fs-xxl: clamp(2.5rem, 2rem + 2vw, 3.5rem);

  /* SPACING SYSTEM (8pt grid) */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;

  /* RADIUS */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 40px;

  /* SHADOW (Premium soft elevation) */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);

  /* MOTION */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --premium-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --transition: all 0.35s var(--ease);
}

/* =========================
   BODY / ROOT TYPOGRAPHY
========================= */

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

body {
  font-family: var(--font-family);
  font-size: var(--fs-base);
  line-height: 1.6;
  font-weight: 400;

  color: var(--color-text);
  background: var(--color-bg);

  margin: 0;
  padding: 0;

  /* Rendering improvements */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;

  /* Better text flow */
  overflow-x: hidden;
}

/* Selection styling */
::selection {
  background: var(--color-blue);
  color: #fff;
}

/* Small devices */
@media (max-width: 600px) {
  body {
    line-height: 1.7;
  }
}

/* Large screens */
@media (min-width: 1200px) {
  body {
    font-size: 1.05rem;
  }
}


/* =========================
   GRID SYSTEM
========================= */

.grid {
  display: grid;
  gap: var(--space-3);
}

/* Auto responsive grid (BEST) */
.grid-auto {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Fixed column grids */
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

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

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

/* Tablet */
@media (max-width: 992px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

/* Mobile */
@media (max-width: 600px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

.grid-sm {
  gap: var(--space-2);
}

.grid-lg {
  gap: var(--space-4);
}

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

.grid-start {
  align-items: start;
}

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

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

.col-span-2 {
  grid-column: span 2;
}

.col-span-3 {
  grid-column: span 3;
}

.mt-1 {
  margin-top: var(--space-1);
}
.mt-2 {
  margin-top: var(--space-2);
}
.mt-3 {
  margin-top: var(--space-3);
}

.mb-1 {
  margin-bottom: var(--space-1);
}
.mb-2 {
  margin-bottom: var(--space-2);
}
.mb-3 {
  margin-bottom: var(--space-3);
}

.p-1 {
  padding: var(--space-1);
}
.p-2 {
  padding: var(--space-2);
}
.p-3 {
  padding: var(--space-3);
}