/* ==========================================================================
   VEYA DIGITAL — EDITORIAL DESIGN SYSTEM
   "Digital presence, thoughtfully crafted."
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  /* Color Tokens */
  --bg-primary: #F8F7F4;
  --bg-surface: #FFFFFF;
  --bg-muted: #F2F0EB;
  --bg-card: #FFFFFF;
  --bg-dark: #171717;
  --bg-dark-surface: #202020;
  --bg-dark-card: #1F1F1F;

  --text-primary: #171717;
  --text-secondary: #777670;
  --text-muted: #9C9A91;
  --text-light: #F8F7F4;
  --text-light-muted: #9E9D96;

  --border-light: #E8E6DF;
  --border-subtle: #DCD9D0;
  --border-dark: #2A2A2A;

  --accent-olive: #38463B;
  --accent-olive-light: #EBF0EC;
  --accent-blue: #2B4CDE;
  --accent-blue-hover: #223EB8;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Plus Jakarta Sans', var(--font-sans);
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout */
  --max-width: 1240px;
  --max-width-wide: 1360px;
  --max-width-narrow: 840px;
  
  --radius-xs: 3px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 250ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Navigation Height */
  --nav-height: 87px;
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 32px;
  padding-right: 32px;
}

.container-wide {
  width: 100%;
  max-width: var(--max-width-wide);
  margin-left: auto;
  margin-right: auto;
  padding-left: 32px;
  padding-right: 32px;
}

@media (max-width: 768px) {
  :root {
    --nav-height: 76px;
  }

  .container,
  .container-wide {
    padding-left: 20px;
    padding-right: 20px;
  }
}

@media (max-width: 380px) {
  .container,
  .container-wide {
    padding-left: 16px;
    padding-right: 16px;
  }
}

/* Editorial Index Label (e.g. "01 / WHAT WE DO") */
.section-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 24px;
  display: block;
}

.section-dark .section-index {
  color: var(--text-light-muted);
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.025em;
}

.section-title {
  font-size: clamp(2.2rem, 4.2vw, 3.6rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.035em;
  margin-bottom: 20px;
  max-width: 820px;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 640px;
}

p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Minimal Editorial Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border: 1px solid var(--text-primary);
}

.btn-primary:hover {
  background-color: #2E2E2E;
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background-color: var(--bg-muted);
  border-color: var(--text-primary);
}

.btn-accent {
  background-color: var(--accent-blue);
  color: #FFFFFF;
  border: 1px solid var(--accent-blue);
}

.btn-accent:hover {
  background-color: var(--accent-blue-hover);
  transform: translateY(-1px);
}

.btn-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--text-primary);
  transition: gap var(--transition-fast);
}

.btn-arrow:hover {
  gap: 10px;
}

/* Subtle Link Underline */
.link-underlined {
  position: relative;
  display: inline-block;
}

.link-underlined::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  opacity: 0.4;
  transition: opacity var(--transition-fast);
}

.link-underlined:hover::after {
  opacity: 1;
}

/* Accessibility Focus Visible */
:focus-visible {
  outline: 2px solid var(--text-primary);
  outline-offset: 3px;
}

/* Section Anchor Offset (prevents sticky navbar from obscuring section headings) */
section[id] {
  scroll-margin-top: calc(var(--nav-height, 87px) + 20px);
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Selection */
::selection {
  background-color: var(--text-primary);
  color: var(--bg-primary);
}