/* =========================================================
   Scale9 — Core
   Tokens, reset, base layout primitives, shared components.
   Page-specific styles live inline in each HTML file.
   ========================================================= */

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

:root {
  /* ── Brand ── */
  --mint:        #00C88C;
  --mint-hover:  #00b07a;
  --mint-soft:   rgba(0, 200, 140, 0.08);
  --terra:       #E8694A;
  --terra-hover: #d45a3c;
  --terra-soft:  rgba(232, 105, 74, 0.1);

  /* ── Neutrals ── */
  --black: #0A0A0A;
  --white: #F5F3EF;

  /* ── Text (on dark) ── */
  --text-primary:   #F5F3EF;
  --text-secondary: rgba(245, 243, 239, 0.75);
  --text-tertiary:  rgba(245, 243, 239, 0.55);
  --text-muted:     rgba(245, 243, 239, 0.4);

  /* ── Surfaces & borders ── */
  --surface-subtle: rgba(245, 243, 239, 0.02);
  --surface-muted:  rgba(245, 243, 239, 0.03);
  --border:         rgba(245, 243, 239, 0.08);
  --border-strong:  rgba(245, 243, 239, 0.25);

  /* ── Spacing scale (8px base) ── */
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-7:  28px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-14: 56px;
  --space-16: 64px;
  --space-18: 72px;
  --space-20: 80px;
  --space-24: 96px;
  --space-30: 120px;
  --space-36: 140px;
  --space-40: 160px;

  /* ── Motion ── */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;

  /* ── Focus ── */
  --focus-ring: 2px solid var(--mint);
  --focus-offset: 4px;

  /* ── Radii ── */
  --radius-sm: 2px;
  --radius-full: 9999px;

  /* ── Typography ── */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

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

/* Reduced 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;
  }
}

/* Focus indicators (keyboard only) */
a:focus-visible,
button:focus-visible,
.service-item:focus-visible,
[tabindex]:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
  border-radius: var(--radius-sm);
}

/* ── Skip to content ── */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-6);
  background: var(--mint);
  color: var(--black);
  padding: var(--space-3) var(--space-5);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  z-index: 10000;
  transition: top var(--transition-base);
}
.skip-link:focus { top: var(--space-4); }

/* ── Logo ── */
.logo {
  display: flex;
  align-items: flex-start;
  gap: 0;
  text-decoration: none;
  color: var(--white);
  font-family: var(--font-body);
}
.logo__text {
  font-size: 18px;
  font-weight: 300;
  letter-spacing: 0.02em;
}
.logo__accent {
  font-size: 18px;
  font-weight: 700;
  color: var(--mint);
  margin-top: -5px;
}

/* ── Nav (shared base) ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: var(--space-7) var(--space-12);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition-slow), padding var(--transition-base);
}
.nav--scrolled {
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-5) var(--space-12);
  border-bottom: 1px solid var(--border);
}
.nav__links {
  display: flex;
  gap: var(--space-10);
  list-style: none;
  align-items: center;
}
.nav__links a {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
}
.nav__links a:hover { color: var(--white); }
.nav-back {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--transition-base);
}
.nav-back:hover { color: var(--white); }

/* ── Eyebrow — unified label component ── */
.eyebrow {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--text-tertiary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}
.eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--border-strong);
}
.eyebrow--terra        { color: var(--terra); }
.eyebrow--terra::before{ background: var(--terra); width: 40px; }
.eyebrow--mint         { color: var(--mint); }
.eyebrow--mint::before { background: var(--mint); width: 32px; }
.eyebrow--plain::before{ display: none; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-body);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background var(--transition-base), transform var(--transition-fast), color var(--transition-base), border-color var(--transition-base);
  border: none;
  cursor: pointer;
  white-space: nowrap;
}
.btn--primary {
  background: var(--terra);
  color: var(--black);
}
.btn--primary:hover {
  background: var(--terra-hover);
  color: var(--black);
  transform: translateY(-2px);
}
.btn--secondary {
  background: var(--mint);
  color: var(--black);
}
.btn--secondary:hover {
  background: var(--mint-hover);
  color: var(--black);
}
.btn--sm {
  padding: 14px 28px;
}
.btn--lg {
  padding: 18px 40px;
  font-size: 13px;
}
.btn--ghost {
  padding: 0 0 2px;
  color: var(--text-secondary);
  background: transparent;
  border-bottom: 1px solid var(--border-strong);
  border-radius: 0;
  letter-spacing: 0.1em;
}
.btn--ghost:hover {
  color: var(--white);
  border-color: var(--white);
  transform: none;
}
.btn svg { transition: transform var(--transition-base); }
.btn:hover svg { transform: translateX(4px); }
.btn--ghost:hover svg { transform: none; }

/* ── Footer ── */
.footer {
  padding: var(--space-10) var(--space-12);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer__copy {
  font-size: 11px;
  color: var(--text-tertiary);
  letter-spacing: 0.05em;
}
.footer__links {
  display: flex;
  gap: var(--space-8);
}
.footer__links a {
  font-size: 11px;
  color: var(--text-tertiary);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color var(--transition-base);
}
.footer__links a:hover { color: var(--white); }

/* ── Custom Cursor ── */
.cursor-dot, .cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  will-change: transform;
  mix-blend-mode: difference;
  opacity: 0;
  transition: opacity var(--transition-slow);
}
.cursor-dot.is-ready, .cursor-ring.is-ready { opacity: 1; }
.cursor-dot {
  width: 8px; height: 8px;
  background: var(--white);
  border-radius: var(--radius-full);
  transition: width var(--transition-base), height var(--transition-base), background var(--transition-base), opacity var(--transition-slow);
}
.cursor-ring {
  width: 36px; height: 36px;
  border: 1px solid rgba(245, 243, 239, 0.4);
  border-radius: var(--radius-full);
  transition: width var(--transition-slow), height var(--transition-slow), border-color var(--transition-slow), background var(--transition-slow), opacity var(--transition-slow);
}
.cursor-dot.is-hover { width: 0; height: 0; }
.cursor-ring.is-hover {
  width: 64px; height: 64px;
  border-color: var(--mint);
  background: var(--mint-soft);
}
.cursor-ring.is-hover-cta {
  border-color: var(--terra);
  background: var(--terra-soft);
}
body.has-cursor,
body.has-cursor a,
body.has-cursor button,
body.has-cursor .service-item,
body.has-cursor [data-hoverable] {
  cursor: none;
}

/* Hide cursor on touch / coarse pointer / reduced motion */
@media (hover: none), (pointer: coarse), (prefers-reduced-motion: reduce) {
  .cursor-dot, .cursor-ring { display: none; }
  body.has-cursor, body.has-cursor * { cursor: auto; }
}

/* ── Shared responsive ── */
@media (max-width: 1000px) {
  .nav { padding: 18px var(--space-7); }
  .nav--scrolled { padding: 16px var(--space-7); }
  .nav__links { display: none; }
  .footer { flex-direction: column; gap: var(--space-5); text-align: center; padding: var(--space-8) var(--space-7); }
}