/* ═══════════════════════════════════════════════
   Collab.re Theme — main.css
   Design éditorial inspiré de ryanhaskins.com
═══════════════════════════════════════════════ */

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

:root {
  --black:     #0a0a08;
  --near-black:#0f0f0d;
  --dark:      #141410;
  --yellow:    #e8d44d;
  --cream:     #f0ebe0;
  --warm-white:#faf8f2;
  --gray-dim:  #2a2a26;
  --gray-mid:  #3d3d38;
  --gray-text: #7a7a70;
  --gray-light:#b0afa5;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'DM Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--cream);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

/* grain overlay */
body::after {
  content: '';
  position: fixed; inset: 0;
  background-image: 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='0.04'/%3E%3C/svg%3E");
  pointer-events: none; z-index: 1000; opacity: .4;
}

/* ── CURSOR ── */
#cursor {
  position: fixed;
  width: 10px; height: 10px;
  background: var(--yellow);
  border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width .2s, height .2s, background .2s;
  mix-blend-mode: difference;
}
#cursor.big { width: 40px; height: 40px; }

/* ── NAV ── */
#site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  padding: 28px 48px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 22px; letter-spacing: .08em;
  color: var(--yellow); text-decoration: none;
}
.nav-links {
  display: flex; gap: 40px; list-style: none;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--gray-light); text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover { color: var(--yellow); }
.nav-cta {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--black); background: var(--yellow);
  padding: 10px 20px; text-decoration: none;
  transition: background .2s;
}
.nav-cta:hover { background: var(--cream); }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 0 48px 60px;
  position: relative; overflow: hidden;
}
.hero-bg-text {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: clamp(180px, 22vw, 360px);
  letter-spacing: -.02em;
  color: rgba(255,255,255,.025);
  white-space: nowrap; pointer-events: none; user-select: none; line-height: 1;
}
.hero-top-label {
  position: absolute; top: 120px; left: 48px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--gray-text);
  display: flex; align-items: center; gap: 12px;
}
.hero-top-label::before {
  content: ''; display: block; width: 24px; height: 1px; background: var(--gray-text);
}
.hero-tag {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--yellow); margin-bottom: 24px;
  display: flex; align-items: center; gap: 12px;
}
.hero-tag::before { content: ''; display: block; width: 24px; height: 1px; background: var(--yellow); }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(72px, 11vw, 180px);
  line-height: .92; letter-spacing: .01em; color: var(--cream);
}
.hero h1 .line-accent { color: var(--yellow); }
.hero-bottom {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-top: 48px; gap: 40px; flex-wrap: wrap;
}
.hero-desc {
  max-width: 420px; font-size: 15px; font-weight: 300;
  color: var(--gray-light); line-height: 1.75;
}
.hero-desc strong { color: var(--cream); font-weight: 400; }
.hero-actions { display: flex; gap: 16px; align-items: center; flex-shrink: 0; }

/* scroll hint */
.scroll-hint {
  position: absolute; right: 48px; bottom: 60px;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--gray-text); writing-mode: vertical-rl;
  display: flex; align-items: center; gap: 12px;
}
.scroll-hint::after {
  content: ''; display: block; width: 1px; height: 48px;
  background: var(--gray-mid);
  animation: scrollline 1.8s ease-in-out infinite;
}
@keyframes scrollline {
  0%, 100% { height: 48px; opacity: .4; }
  50%       { height: 24px; opacity: 1; }
}

/* ── BUTTONS ── */
.btn-yellow {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--black); background: var(--yellow);
  padding: 14px 28px; text-decoration: none;
  transition: background .2s; display: inline-block;
}
.btn-yellow:hover { background: var(--cream); }
.btn-ghost {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--gray-light); border: 1px solid var(--gray-mid);
  padding: 13px 28px; text-decoration: none;
  transition: all .2s; display: inline-block;
}
.btn-ghost:hover { border-color: var(--cream); color: var(--cream); }

/* ── MARQUEE ── */
.marquee-band {
  overflow: hidden;
  border-top: 1px solid var(--gray-dim);
  border-bottom: 1px solid var(--gray-dim);
  padding: 18px 0; background: var(--near-black);
}
.marquee-track {
  display: flex;
  animation: marquee 22s linear infinite;
  width: max-content;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.marquee-item {
  font-family: var(--font-display); font-size: 18px;
  letter-spacing: .1em; color: var(--gray-text);
  padding: 0 48px; white-space: nowrap;
  display: flex; align-items: center; gap: 48px;
}
.marquee-item .sep { color: var(--yellow); font-size: 10px; }

/* ── SECTION BASE ── */
section { padding: 100px 48px; }
hr.rule { border: none; border-top: 1px solid var(--gray-dim); margin: 0; }

.section-label {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--yellow); margin-bottom: 60px;
  display: flex; align-items: center; gap: 16px;
}
.section-label::after { content: ''; flex: 1; height: 1px; background: var(--gray-dim); }

/* ── ABOUT ── */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: start;
}
.about-left h2 {
  font-family: var(--font-display);
  font-size: clamp(64px, 8vw, 120px);
  line-height: .9; letter-spacing: .01em; color: var(--cream); margin-bottom: 40px;
}
.about-left h2 em {
  font-style: normal; color: transparent;
  -webkit-text-stroke: 1px var(--yellow);
}
.about-text { font-size: 15px; font-weight: 300; color: var(--gray-light); line-height: 1.85; }
.about-text p + p { margin-top: 20px; }
.about-text strong { color: var(--cream); font-weight: 400; }
.about-stat-list {
  display: flex; flex-direction: column; gap: 0;
  border-top: 1px solid var(--gray-dim);
}
.about-stat {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 24px 0; border-bottom: 1px solid var(--gray-dim); gap: 20px;
}
.about-stat-num {
  font-family: var(--font-display); font-size: 56px;
  line-height: 1; color: var(--yellow); letter-spacing: -.01em; flex-shrink: 0;
}
.about-stat-label {
  font-size: 13px; font-weight: 300; color: var(--gray-light);
  text-align: right; max-width: 200px; line-height: 1.5;
}

/* ── SERVICES ── */
.services-heading {
  font-family: var(--font-display);
  font-size: clamp(60px, 8vw, 110px);
  line-height: .9; letter-spacing: .01em; color: var(--cream); margin-bottom: 80px;
}
.services-heading em {
  font-style: normal; color: transparent;
  -webkit-text-stroke: 1px var(--gray-mid);
}
.service-list { display: flex; flex-direction: column; }
.service-item {
  display: grid; grid-template-columns: 60px 1fr auto;
  align-items: start; gap: 40px;
  padding: 40px 0; border-bottom: 1px solid var(--gray-dim);
  transition: all .25s; cursor: default;
}
.service-item:first-child { border-top: 1px solid var(--gray-dim); }
.service-item:hover .service-title { color: var(--yellow); }
.service-item:hover .service-arrow { opacity: 1; transform: translateX(4px); }
.service-num {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .1em; color: var(--gray-text); padding-top: 6px;
}
.service-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 56px);
  letter-spacing: .01em; line-height: 1; color: var(--cream);
  margin-bottom: 16px; transition: color .25s;
}
.service-desc {
  font-size: 14px; font-weight: 300;
  color: var(--gray-text); line-height: 1.75; max-width: 560px;
}
.service-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.tag {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--gray-text); border: 1px solid var(--gray-dim); padding: 5px 10px;
}
.service-arrow {
  font-size: 24px; color: var(--yellow);
  opacity: 0; transition: all .25s; padding-top: 4px; flex-shrink: 0;
}

/* ── IA SECTION ── */
.ia-section { background: var(--near-black); padding: 100px 48px; }
.ia-header {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: end; margin-bottom: 80px;
}
.ia-heading {
  font-family: var(--font-display);
  font-size: clamp(60px, 8vw, 110px);
  line-height: .9; letter-spacing: .01em; color: var(--cream);
}
.ia-heading em { font-style: normal; color: var(--yellow); }
.ia-intro { font-size: 15px; font-weight: 300; color: var(--gray-light); line-height: 1.85; }
.ia-intro strong { color: var(--cream); font-weight: 400; }

.ia-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--gray-dim); border: 1px solid var(--gray-dim);
}
.ia-card { background: var(--near-black); padding: 40px 36px; transition: background .25s; }
.ia-card:hover { background: var(--dark); }
.ia-card-num {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .1em; color: var(--yellow); margin-bottom: 32px; display: block;
}
.ia-card-title {
  font-family: var(--font-display); font-size: 32px;
  letter-spacing: .01em; color: var(--cream); margin-bottom: 16px; line-height: 1.05;
}
.ia-card-desc { font-size: 13px; font-weight: 300; color: var(--gray-text); line-height: 1.75; }

.ia-usecases {
  margin-top: 80px;
  display: grid; grid-template-columns: 240px 1fr;
  gap: 80px; align-items: start;
}
.ia-usecases-label {
  font-family: var(--font-display); font-size: 48px;
  line-height: .95; letter-spacing: .01em; color: var(--cream);
  position: sticky; top: 120px;
}
.ia-usecases-label em { font-style: normal; color: var(--yellow); }
.ia-usecase-list { display: flex; flex-direction: column; }
.ia-usecase-item {
  display: flex; align-items: flex-start; gap: 24px;
  padding: 28px 0; border-bottom: 1px solid var(--gray-dim);
}
.ia-usecase-item:first-child { border-top: 1px solid var(--gray-dim); }
.ia-usecase-icon {
  font-size: 18px; flex-shrink: 0; margin-top: 2px;
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--gray-dim);
}
.ia-usecase-title { font-size: 15px; font-weight: 400; color: var(--cream); margin-bottom: 6px; }
.ia-usecase-desc { font-size: 13px; font-weight: 300; color: var(--gray-text); line-height: 1.7; }

/* ── ZONES ── */
.zones-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--gray-dim); border: 1px solid var(--gray-dim);
  margin-top: 60px;
}
.zone-card { background: var(--black); padding: 48px 36px; transition: background .25s; }
.zone-card:hover { background: var(--near-black); }
.zone-flag { font-size: 32px; display: block; margin-bottom: 20px; }
.zone-name {
  font-family: var(--font-display); font-size: 40px;
  letter-spacing: .01em; color: var(--cream); line-height: 1; margin-bottom: 12px;
}
.zone-desc { font-size: 13px; font-weight: 300; color: var(--gray-text); line-height: 1.7; margin-bottom: 20px; }
.zone-badge {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--yellow); border: 1px solid var(--yellow);
  padding: 4px 10px; display: inline-block;
}

/* ── CONTACT ── */
.contact-section {
  padding: 120px 48px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  position: relative; overflow: hidden;
}
.contact-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(232,212,77,.06) 0%, transparent 70%);
  pointer-events: none;
}
.contact-eyebrow {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--yellow); margin-bottom: 40px;
  display: flex; align-items: center; gap: 16px;
}
.contact-eyebrow::before,
.contact-eyebrow::after { content: ''; display: block; width: 40px; height: 1px; background: var(--yellow); }
.contact-heading {
  font-family: var(--font-display);
  font-size: clamp(64px, 9vw, 140px);
  line-height: .9; letter-spacing: .01em; color: var(--cream); margin-bottom: 48px;
}
.contact-heading em {
  font-style: normal; color: transparent; -webkit-text-stroke: 1px var(--cream);
}
.contact-text {
  font-size: 16px; font-weight: 300; color: var(--gray-light);
  line-height: 1.8; max-width: 560px; margin-bottom: 56px;
}
.contact-links {
  display: flex; gap: 16px; align-items: center; flex-wrap: wrap;
  justify-content: center; margin-bottom: 40px;
}
.contact-info { display: flex; gap: 48px; flex-wrap: wrap; justify-content: center; }
.contact-info-item {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em;
  color: var(--gray-text); text-decoration: none;
  transition: color .2s; display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.contact-info-item span:first-child {
  color: var(--gray-dim); font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
}
.contact-info-item:hover { color: var(--yellow); }

/* ── FOOTER ── */
#site-footer {
  padding: 32px 48px; border-top: 1px solid var(--gray-dim);
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.footer-left { font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; color: var(--gray-text); }
.footer-logo {
  font-family: var(--font-display); font-size: 24px;
  letter-spacing: .06em; color: var(--yellow); text-decoration: none;
}
.footer-right { display: flex; gap: 32px; }
.footer-right a,
.footer-nav a {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--gray-text); text-decoration: none; transition: color .2s;
}
.footer-right a:hover,
.footer-nav a:hover { color: var(--yellow); }
.footer-nav { display: flex; gap: 32px; list-style: none; }

/* ── REVEAL ANIMATION ── */
.reveal { opacity: 0; transform: translateY(32px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  #site-nav { padding: 20px 24px; }
  .nav-links { display: none; }
  .hero, section, .ia-section, .contact-section { padding-left: 24px; padding-right: 24px; }
  .hero { padding-bottom: 48px; }
  .hero-top-label { left: 24px; }
  .scroll-hint { display: none; }
  .about-grid, .ia-header, .ia-usecases { grid-template-columns: 1fr; gap: 48px; }
  .ia-grid, .zones-grid { grid-template-columns: 1fr; }
  .service-item { grid-template-columns: 40px 1fr; gap: 20px; }
  .service-arrow { display: none; }
  #site-footer { padding: 24px; flex-direction: column; align-items: flex-start; gap: 24px; }
}