/* =============================================================
   Bluz Creative — styles.css
   1. Tokens
   2. Reset & base
   3. Utilities
   4. Typography
   5. Components
   6. Sections
   7. Effects
   8. Responsive
   9. Reduced-motion
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg:        #ffffff;
  --bg-2:      #f6f6f4;
  --ink:       #0a0a0a;
  --ink-soft:  #2b2b2b;
  --mute:      #6e6e6e;
  --accent:    #7bff76;
  --accent-ink:#0a0a0a;
  --line:      rgba(10,10,10,0.14);
  --line-soft: rgba(10,10,10,0.08);

  --sans:   "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --display:"Space Grotesk", var(--sans);
  --serif:  "Fraunces", Georgia, serif;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --nav-h: 76px;
  --container: 1240px;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.06; letter-spacing: -0.02em; font-family: var(--display); font-weight: 700; }
::selection { background: var(--ink); color: var(--accent); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* =============================================================
   3. Utilities
   ============================================================= */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.25rem;
}
.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .7rem 1.1rem; background: var(--ink); color: var(--accent);
  z-index: 9999; border-radius: 2px; font-weight: 600; font-size: .9rem;
  transition: top .2s var(--ease-out);
}
.skip-link:focus { top: 1rem; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.section { padding-block: clamp(3.5rem, 8vw, 7rem); }
.section-alt { background: var(--bg-2); }

/* Green section — full accent background, black type */
.section-green { background: var(--accent); color: var(--ink); }
.section-green .kicker,
.section-green .eyebrow,
.section-green h2,
.section-green h3 { color: var(--ink); }
.section-green .eyebrow::before { background: var(--ink); border-color: var(--ink); }
.section-green .lede { color: rgba(10, 10, 10, .78); }
.section-green .mute,
.section-green p { color: rgba(10, 10, 10, .68); }
.section-green .chip-num { background: var(--ink); color: var(--accent); }
.section-green .reason-card { border-left-color: var(--ink); }
.section-green .reason-card h3 { color: var(--ink); }
.section-green .reason-card p { color: rgba(10, 10, 10, .68); }
.section-green .btn-primary { background: var(--ink); color: var(--accent); border-color: var(--ink); }
.section-green .btn-primary:hover { background: var(--bg); color: var(--ink); border-color: var(--ink); }
.section-green .about-statement { color: var(--ink); }
.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .8rem; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; color: var(--ink-soft);
}
.eyebrow::before {
  content: ""; width: 7px; height: 7px; background: var(--accent);
  border: 1px solid var(--ink); flex: none;
}
.chip-num {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 2.6rem; height: 2.6rem; padding-inline: .5rem;
  background: var(--ink); color: var(--accent);
  font-family: var(--display); font-weight: 700; font-size: 1rem;
  letter-spacing: 0;
  transition: background .3s var(--ease-out), color .3s var(--ease-out), transform .3s var(--ease-out);
}
.max-prose { max-width: 62ch; }

/* Reveal-on-scroll — only active once JS confirms it can animate it back in */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
.js .reveal.is-revealed { opacity: 1; transform: none; }

/* Staggered group reveal — GSAP animates children directly; this is the pre-JS/fallback state */
.js [data-reveal-group] > * { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
.js [data-reveal-group].is-revealed > * { opacity: 1; transform: none; }

/* Bento-style reveal — same idea as data-reveal-group but with a livelier pop (scale) */
.js [data-reveal-bento] > * { opacity: 0; transform: translateY(24px) scale(.94); transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
.js [data-reveal-bento].is-revealed > * { opacity: 1; transform: none; }

/* =============================================================
   4. Typography
   ============================================================= */
.kicker {
  font-family: var(--sans); font-weight: 600; font-size: .85rem;
  letter-spacing: .06em; text-transform: uppercase; color: var(--ink-soft);
}
h1 { font-size: clamp(2.4rem, 6.4vw, 5.2rem); }
h2 { font-size: clamp(1.9rem, 4.4vw, 3.2rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.7rem); }
em, .italic {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-optical-sizing: auto;
  text-decoration: underline; text-decoration-color: var(--accent);
  text-decoration-thickness: 3px; text-underline-offset: 0.14em;
  text-decoration-skip-ink: none;
}
.lede { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--ink-soft); }
.mute { color: var(--mute); }

/* =============================================================
   5. Components
   ============================================================= */

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .95rem 1.7rem; font-weight: 600; font-size: .95rem;
  border: 1px solid var(--ink); border-radius: 999px;
  transition: background .25s var(--ease-out), color .25s var(--ease-out), border-color .25s var(--ease-out), transform .25s var(--ease-out);
  white-space: nowrap;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn-primary:hover { background: var(--ink); color: var(--accent); border-color: var(--ink); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--accent); }
.btn-invert { background: var(--ink); color: var(--accent); border-color: var(--ink); }
.btn-invert:hover { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn-sm { padding: .6rem 1.15rem; font-size: .85rem; }
.btn-block { width: 100%; }
.btn:active { transform: scale(.97); }

/* Header / Nav */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px) saturate(150%);
  -webkit-backdrop-filter: blur(10px) saturate(150%);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease-out);
}
@supports not (backdrop-filter: blur(10px)) {
  .site-header { background: var(--bg); }
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.nav-inner {
  height: var(--nav-h);
  display: flex; align-items: center; gap: 1.5rem;
}
.logo { display: inline-flex; align-items: center; flex: none; }
.logo-mark { height: 22px; width: auto; display: block; }
.footer-brand .logo-mark { height: 26px; }

.site-nav { display: none; align-items: center; gap: 2.1rem; margin-inline: auto; }
.nav-link {
  position: relative; font-weight: 500; font-size: .95rem; color: var(--ink-soft);
  padding-block: .3rem;
}
.nav-link::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px;
  background: var(--accent); transition: right .3s var(--ease-out);
}
.nav-link:hover, .nav-link.is-active { color: var(--ink); }
.nav-link:hover::after, .nav-link.is-active::after { right: 0; }

.nav-cta { display: none; margin-left: auto; }
.site-nav + .nav-cta { margin-left: 0; }

.nav-toggle {
  margin-left: auto; width: 40px; height: 40px; display: inline-flex;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  flex: none;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); transition: transform .3s var(--ease-out), opacity .3s var(--ease-out); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: var(--nav-h) 0 0 0; z-index: 90;
  background: var(--ink); color: var(--bg);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 2rem 1.25rem 2.5rem;
  transform: translateY(-8px); opacity: 0; visibility: hidden;
  transition: opacity .3s var(--ease-out), transform .3s var(--ease-out), visibility .3s;
}
.mobile-menu.is-open { opacity: 1; transform: translateY(0); visibility: visible; }
.mobile-menu nav { display: flex; flex-direction: column; gap: 1.1rem; }
.mobile-menu nav a {
  font-family: var(--display); font-weight: 700; font-size: 2.1rem; color: var(--bg);
  transition: color .2s var(--ease-out);
}
.mobile-menu nav a:hover, .mobile-menu nav a.is-active { color: var(--accent); }
.mobile-menu .btn-primary { align-self: flex-start; }

/* Cards / grid components */
.grid-lines {
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line);
}
.grid-cell {
  position: relative; overflow: hidden;
  background: var(--bg); padding: 2.2rem;
  transition: background .3s var(--ease-out), color .3s var(--ease-out);
  transform-style: preserve-3d; will-change: transform;
}
.grid-cell:hover {
  background: var(--ink); color: var(--bg);
}
.grid-cell:hover .chip-num { background: var(--accent); color: var(--ink); transform: scale(1.08) rotate(-4deg); }
.grid-cell:hover .grid-cell-desc { color: rgba(255,255,255,.72); }
.grid-cell-title, .grid-cell-desc, .grid-cell .chip-num { position: relative; z-index: 1; }
.grid-cell-title { font-family: var(--display); font-weight: 700; font-size: 1.15rem; margin-top: 1.1rem; margin-bottom: .5rem; }
.grid-cell-desc { color: var(--mute); font-size: .95rem; transition: color .3s var(--ease-out); }

/* Cursor-tracking glow — positioned by main.js on mousemove */
.cell-halo {
  position: absolute; top: 0; left: 0; width: 240px; height: 240px;
  margin: -120px 0 0 -120px; border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(123, 255, 118, .38), transparent 70%);
  opacity: 0; z-index: 0;
}

/* Grid-lines pop variant — green hairlines instead of black */
.grid-lines-pop { background: var(--accent); border-color: var(--accent); }

.reason-card {
  border-left: 3px solid var(--accent);
  padding: 1.4rem 0 1.4rem 1.4rem;
}
.reason-card h3 { font-size: 1.1rem; margin-bottom: .4rem; }
.reason-card p { color: var(--mute); font-size: .95rem; }

/* Pills / tags */
.tag-list { display: flex; flex-wrap: wrap; gap: .5rem; }
.tag {
  border: 1px solid var(--line); padding: .4rem .85rem; font-size: .82rem;
  color: var(--ink-soft); transition: background .2s var(--ease-out), color .2s var(--ease-out), border-color .2s var(--ease-out);
}
.tag:hover { background: var(--accent); border-color: var(--accent); color: var(--ink); }

/* Marquee */
.marquee {
  overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding-block: 1.6rem;
}
.marquee-track {
  display: flex; width: max-content; gap: 3rem;
  animation: marquee 34s linear infinite;
}
.marquee-item {
  font-family: var(--display); font-weight: 700; font-size: clamp(1.2rem, 2.6vw, 1.8rem);
  color: var(--ink-soft); display: inline-flex; align-items: center; gap: 3rem;
  white-space: nowrap;
}
.marquee-item::after { content: ""; width: 8px; height: 8px; background: var(--accent); display: inline-block; margin-left: 3rem; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* Portfolio cards */
.work-card {
  border: 1px solid var(--line); padding: 2rem;
  display: flex; flex-direction: column; gap: 1rem;
  transition: border-color .3s var(--ease-out), background .3s var(--ease-out);
}
.work-card:hover { border-color: var(--ink); background: var(--bg-2); }
.work-card-head { display: flex; flex-direction: column; gap: .6rem; }
.work-card h3 { font-size: 1.25rem; }
.work-card p { color: var(--mute); font-size: .96rem; }

/* Steps (about) */
.step {
  display: flex; flex-direction: column; gap: 1rem;
  padding-top: 1.4rem; border-top: 1px solid var(--line);
}
.step h3 { font-size: 1.1rem; }
.step p { color: var(--mute); font-size: .95rem; }

/* Contact block */
.contact-link {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding-block: 1.6rem; border-top: 1px solid var(--line);
  font-family: var(--display); font-weight: 700; font-size: clamp(1.3rem, 3vw, 2rem);
  transition: color .25s var(--ease-out);
}
.contact-link:last-child { border-bottom: 1px solid var(--line); }
.contact-link:hover { color: var(--ink-soft); }
.contact-link:hover .arrow { transform: translate(4px,-4px); background: var(--accent); }
.contact-link small { font-family: var(--sans); font-weight: 500; font-size: .8rem; color: var(--mute); display: block; margin-top: .3rem; }
.arrow {
  flex: none; width: 2.6rem; height: 2.6rem; border: 1px solid var(--ink);
  display: inline-flex; align-items: center; justify-content: center;
  transition: transform .3s var(--ease-out), background .3s var(--ease-out);
  font-size: 1.1rem;
}

/* Pull quote */
.pull-quote {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-size: clamp(1.4rem, 3vw, 2.1rem); line-height: 1.35;
  max-width: 46ch; position: relative; padding-left: 1.6rem;
  border-left: 3px solid var(--accent);
}

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding-top: clamp(3rem, 6vw, 5rem); }
.footer-grid {
  display: grid; gap: 2.4rem; padding-bottom: 2.5rem;
}
.footer-brand p { color: var(--mute); font-size: .9rem; margin-top: .8rem; max-width: 32ch; }
.footer-nav, .footer-contact { display: flex; flex-direction: column; gap: .8rem; }
.footer-nav a, .footer-contact a { font-size: .95rem; color: var(--ink-soft); transition: color .2s var(--ease-out); }
.footer-nav a:hover, .footer-contact a:hover { color: var(--accent); text-shadow: 0 0 0 var(--ink); }
.footer-heading { font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--mute); margin-bottom: .4rem; }
.footer-bottom {
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  padding-block: 1.5rem; border-top: 1px solid var(--line);
  font-size: .82rem; color: var(--mute);
}

/* =============================================================
   6. Sections
   ============================================================= */
.hero {
  padding-block: clamp(3.5rem, 10vw, 8rem) clamp(3rem, 7vw, 6rem);
  border-bottom: 1px solid var(--line);
}
.hero-inner { max-width: 56rem; }
.hero-rule { display: block; width: 64px; height: 3px; background: var(--accent); margin-bottom: 1.5rem; transform-origin: left center; }
.hero-title { margin-block: 1.4rem 1.6rem; }
.hero-sub { max-width: 48ch; margin-bottom: 2.2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.hero-actions .mute { font-size: .9rem; }

/* Hero word-mask reveal — populated by main.js when GSAP is available */
.word-wipe { display: inline-block; overflow: hidden; vertical-align: top; }
.word-wipe-inner { display: inline-block; will-change: transform; }

.page-hero { padding-block: clamp(3rem, 8vw, 6rem) clamp(2.5rem, 6vw, 4rem); border-bottom: 1px solid var(--line); }
.page-hero .kicker { margin-bottom: 1.1rem; }
.page-hero h1 { margin-bottom: 1.2rem; }

.section-head { max-width: 42rem; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.section-head .kicker { margin-bottom: 1rem; }
.section-head h2 { margin-bottom: 1rem; }

.about-statement-block { max-width: 46rem; }
.about-statement-block .kicker {
  font-family: var(--display); font-weight: 700; text-transform: none;
  font-size: clamp(1.6rem, 4vw, 2.4rem); letter-spacing: -0.01em;
  margin-bottom: 1rem;
}
.about-statement {
  font-family: var(--sans); font-weight: 400;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem); line-height: 1.65;
  letter-spacing: normal;
}

.reasons-grid { display: grid; gap: 1.8rem 2.4rem; }

.final-cta {
  text-align: left; padding-block: clamp(4rem, 9vw, 7rem);
  border-top: 1px solid var(--line);
}
.final-cta h2 { max-width: 22ch; margin-bottom: 2rem; }
.final-cta-inner { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 2rem; }

.service-row {
  padding-block: clamp(2.4rem, 5vw, 3.4rem);
  border-top: 1px solid var(--line);
  display: grid; gap: 1.6rem;
}
.service-row:last-child { border-bottom: 1px solid var(--line); }
.service-row-head { display: flex; align-items: flex-start; gap: 1.2rem; }
.service-row-head h3 { font-size: clamp(1.3rem, 2.6vw, 1.8rem); }
.service-row-sub { color: var(--mute); font-size: 1rem; margin-top: .6rem; }

.portfolio-group { padding-block: clamp(2.4rem, 5vw, 3.6rem); border-top: 1px solid var(--line); }
.portfolio-group:last-child { border-bottom: 1px solid var(--line); }
.portfolio-group-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 2rem; }
.portfolio-group-head h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
.work-grid { display: grid; gap: 1.4rem; }

.steps-grid { display: grid; gap: 1.6rem; }

.matters { padding-block: clamp(3rem, 7vw, 5rem); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.contact-section { padding-block: clamp(3rem, 7vw, 5rem); }

/* =============================================================
   7. Effects
   ============================================================= */
.fade-in { animation: fadeIn .8s var(--ease-out) both; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* =============================================================
   8. Responsive
   ============================================================= */
@media (min-width: 540px) {
  .reasons-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 720px) {
  .grid-lines.cols-2 { grid-template-columns: 1fr 1fr; }
  .grid-lines.cols-3 { grid-template-columns: repeat(3, 1fr); }
  .work-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}

@media (min-width: 960px) {
  .site-nav { display: flex; }
  .nav-cta { display: inline-flex; }
  .nav-toggle { display: none; }
  .mobile-menu { display: none !important; }

  .service-row { grid-template-columns: 1fr 1.4fr; align-items: start; }
  .service-row-head { max-width: 20rem; }
  .final-cta-inner { align-items: flex-end; }
  .steps-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1280px) {
  .grid-lines.cols-3 { grid-template-columns: repeat(3, 1fr); }
  .work-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
}

/* =============================================================
   9. Reduced-motion — only intrusive effects gated
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation-duration: 90s; }
  .js .reveal { transition-duration: .25s; }
}