/* ═══════════════════════════════════════════════════════════════ */
/* SAKDU WEBSITE — DESIGN TOKENS, RESET, TYPOGRAPHY (LIGHT THEME) */
/* ═══════════════════════════════════════════════════════════════ */

/* ─── DESIGN TOKENS ─── */
:root {
  --clr-bg:           #FFFFFF;
  --clr-bg-2:         #F5F5F5;
  --clr-bg-3:         #EAEAEA;
  --clr-border:       #DDDDDD;
  --clr-border-hover: #BBBBBB;

  --clr-text:         #0A0A0A;
  --clr-text-muted:   #555555;
  --clr-text-faint:   #999999;

  --clr-orange:       #FF6B00;
  --clr-orange-hover: #E05500;
  --clr-orange-glow:  rgba(255, 107, 0, 0.08);
  --clr-orange-glow-strong: rgba(255, 107, 0, 0.18);

  --clr-white:        #FFFFFF;
  --clr-green:        #16A34A;
  --clr-red:          #DC2626;

  --font-display:  'Bebas Neue', sans-serif;
  --font-body:     'DM Sans', sans-serif;

  --space-1:  8px;
  --space-2:  16px;
  --space-3:  24px;
  --space-4:  32px;
  --space-6:  48px;
  --space-8:  64px;
  --space-12: 96px;
  --space-16: 128px;

  --max-width: 1200px;
  --section-pad: var(--space-12) var(--space-4);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --transition: 0.2s ease;
  --transition-slow: 0.4s ease;

  --shadow-card: 0 2px 24px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 8px 40px rgba(0, 0, 0, 0.1);
  --shadow-orange-btn: 0 0 24px rgba(255, 107, 0, 0.35);

  --noise-filter: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.4'/%3E%3C/svg%3E");
}

/* ─── RESET ─── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── CONTAINER ─── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* ─── SECTION ─── */
.section {
  padding: var(--section-pad);
  position: relative;
}
.section--dark {
  background-color: var(--clr-bg-2);
}

/* ─── SECTION HEADER ─── */
.section-header {
  margin-bottom: var(--space-6);
}
.section-header.text-center {
  text-align: center;
}
.section-header h2 {
  margin-bottom: var(--space-2);
}
.section-header p {
  max-width: 600px;
}
.section-header.text-center p {
  margin: 0 auto;
}

/* ─── SECTION LABEL ─── */
.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--clr-orange);
  margin-bottom: var(--space-2);
}

/* ─── SECTION DIVIDER ─── */
.section-divider {
  width: 48px;
  height: 3px;
  background: var(--clr-orange);
  margin-bottom: var(--space-3);
}
.text-center .section-divider {
  margin-left: auto;
  margin-right: auto;
}

/* ─── TYPOGRAPHY ─── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: var(--clr-text);
}

h1 { font-size: clamp(52px, 8vw, 92px); }
h2 { font-size: clamp(36px, 5vw, 60px); }
h3 { font-size: clamp(22px, 3vw, 32px); }
h4 { font-family: var(--font-body); font-size: 18px; font-weight: 600; letter-spacing: -0.01em; }

p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--clr-text-muted);
}
p.large {
  font-size: 18px;
}

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

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

ul, ol {
  list-style: none;
}

/* ─── NOISE GRAIN OVERLAY ─── */
.grain-overlay {
  position: relative;
}
.grain-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--noise-filter);
  background-size: 200px 200px;
  opacity: 0.035;
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: overlay;
}
.grain-overlay > * {
  position: relative;
  z-index: 2;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
}

.btn-primary {
  background: var(--clr-orange);
  color: var(--clr-white);
  border-color: var(--clr-orange);
}
.btn-primary:hover {
  background: var(--clr-orange-hover);
  border-color: var(--clr-orange-hover);
  box-shadow: var(--shadow-orange-btn);
  transform: translateY(-1px);
  color: var(--clr-white);
}

.btn-secondary {
  background: transparent;
  color: var(--clr-text);
  border-color: var(--clr-border);
}
.btn-secondary:hover {
  border-color: var(--clr-orange);
  color: var(--clr-orange);
}

.btn-ghost {
  background: transparent;
  color: var(--clr-orange);
  border-color: transparent;
  padding-left: 0;
  padding-right: 0;
}
.btn-ghost:hover {
  color: var(--clr-orange-hover);
  gap: 12px;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 12px;
}

.btn-lg {
  padding: 18px 40px;
  font-size: 15px;
}

/* ─── BADGE ─── */
.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 2px;
  background: var(--clr-orange-glow);
  color: var(--clr-orange);
  border: 1px solid rgba(255, 107, 0, 0.3);
}

/* ─── UTILITY ─── */
.text-center { text-align: center; }
.text-orange { color: var(--clr-orange); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

.icon-xs { width: 14px; height: 14px; stroke-width: 2; }
.icon-sm { width: 18px; height: 18px; stroke-width: 2; }
.icon-md { width: 24px; height: 24px; stroke-width: 2; }
.icon-lg { width: 32px; height: 32px; stroke-width: 2; }

/* ─── RESPONSIVE HELPERS ─── */
@media (max-width: 768px) {
  :root {
    --section-pad: var(--space-8) var(--space-2);
  }
  .btn { padding: 12px 24px; font-size: 12px; }
  h1 { font-size: clamp(40px, 10vw, 56px); }
  h2 { font-size: clamp(28px, 6vw, 40px); }
}