/* ══════════════════════════════════════════
   AI AVATAR LANDING — BLACK EDITORIAL
   ══════════════════════════════════════════ */
:root {
  --bg: #000000;
  --text: #ffffff;
  --text-dim: rgba(255, 255, 255, 0.72);
  --border: rgba(255, 255, 255, 0.15);
  --accent: #ffffff;
  --ease: cubic-bezier(0.19, 1, 0.22, 1);
  --font: 'Inter', Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
ul, li { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, p { margin: 0; }

/* ══════════════════════════════════════════
   TYPOGRAPHY
   ══════════════════════════════════════════ */
.section-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.28em; color: var(--text-dim); margin-bottom: 24px; }
h2 { font-size: clamp(34px, 5vw, 52px); line-height: 0.95; letter-spacing: -0.04em; font-weight: 900; margin-bottom: 24px; }

/* ══════════════════════════════════════════
   COMPONENTS
   ══════════════════════════════════════════ */
.topbar { position: fixed; z-index: 100; top: 0; left: 0; right: 0; height: 72px; padding: 0 56px; display: flex; align-items: center; justify-content: space-between; background: rgba(0,0,0,0); border-bottom: 1px solid transparent; transition: background 0.4s var(--ease), border-bottom 0.4s var(--ease); }
.topbar.scrolled { background: rgba(0,0,0,0.8); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.brand { display: flex; gap: 24px; align-items: center; }
.logo { font-size: 34px; font-weight: 100; letter-spacing: -0.08em; }
.brand-name { font-size: 11px; text-transform: uppercase; letter-spacing: 0.28em; color: var(--text-dim); }
.nav { display: flex; gap: 44px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.28em; color: var(--text-dim); }
.nav a { transition: color 0.3s var(--ease); }
.nav a:hover { color: var(--text); }
.top-cta { font-size: 11px; text-transform: uppercase; letter-spacing: 0.28em; color: var(--text-dim); border: 1px solid rgba(255,255,255,0.65); padding: 14px 24px; border-radius: 2px; transition: all 0.3s var(--ease); }
.top-cta:hover { background: var(--text); color: var(--bg); }

/* Buttons */
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 48px; width: 284px; border: 1px solid rgba(255,255,255,0.8); padding: 18px 24px; text-transform: uppercase; font-weight: 700; font-size: 13px; letter-spacing: 0.2em; transition: all 0.4s var(--ease); overflow: hidden; position: relative; }
.button::before { content: ""; position: absolute; inset: 0; background: var(--text); transform: scaleX(0); transform-origin: right; transition: transform 0.4s var(--ease); z-index: -1; }
.button:hover { color: var(--bg); border-color: var(--text); }
.button:hover::before { transform: scaleX(1); transform-origin: left; }
.button span { font-weight: 100; }

.price { display: flex; gap: 28px; align-items: baseline; margin: 28px 0 24px; }
.old-price { font-size: 30px; font-weight: 100; color: rgba(255,255,255,0.42); text-decoration: line-through; }
.new-price { font-size: 42px; font-weight: 900; letter-spacing: 0.04em; }

/* ══════════════════════════════════════════
   HERO
   ══════════════════════════════════════════ */
.hero { min-height: 100vh; display: grid; grid-template-columns: 48% 52%; border-bottom: 1px solid var(--border); overflow: hidden; position: relative; }
.hero-copy { padding: 140px 0 80px 84px; display: flex; flex-direction: column; justify-content: center; z-index: 1; }
.eyebrow { font-size: 11px; text-transform: uppercase; letter-spacing: 0.28em; color: var(--text-dim); margin-bottom: 24px; }
.hero h1 { margin: 0 0 18px; text-transform: uppercase; font-weight: 900; font-size: clamp(54px, 7vw, 104px); line-height: 0.82; letter-spacing: -0.06em; }
.hero h1 span { display: block; font-weight: 100; font-size: clamp(32px, 4vw, 48px); letter-spacing: 0.02em; }
.lead { max-width: 460px; font-size: 18px; line-height: 1.45; color: var(--text-dim); margin-bottom: 24px; }
.tools { font-size: 11px; letter-spacing: 0.04em; color: var(--text-dim); margin-bottom: 24px; }

.hero-image { position: relative; }
.hero-image::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, #000 0%, rgba(0,0,0,0.45) 24%, rgba(0,0,0,0) 52%), linear-gradient(0deg, #000 0%, transparent 30%); z-index: 1; pointer-events: none; }
.h-img { filter: saturate(0.9) contrast(1.05); object-position: center 20%; }

/* ══════════════════════════════════════════
   BENEFITS
   ══════════════════════════════════════════ */
.benefit-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--border); overflow: hidden; }
.benefit-item { padding: 32px 56px; border-right: 1px solid var(--border); font-size: 14px; line-height: 1.35; font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em; }
.benefit-item:last-child { border-right: none; }
.benefit-item span { color: rgba(255,255,255,0.58); display: block; margin-top: 6px; font-weight: 400; font-size: 13px; letter-spacing: 0; text-transform: none; }

section { padding: 80px 84px; border-bottom: 1px solid var(--border); overflow: hidden; }

/* ══════════════════════════════════════════
   SHOWCASE
   ══════════════════════════════════════════ */
.showcase { display: grid; grid-template-columns: 32% 68%; padding-right: 0; gap: 40px; }
.showcase-copy { display: flex; flex-direction: column; justify-content: center; }
.showcase-copy p { color: var(--text-dim); line-height: 1.55; margin-bottom: 16px; font-size: 15px; }
.showcase-copy ul { margin-top: 32px; }
.showcase-copy li { margin: 12px 0; color: var(--text-dim); font-size: 15px; position: relative; padding-left: 20px; }
.showcase-copy li::before { content: "+"; position: absolute; left: 0; top: 0; color: var(--text); }
.image-row { display: grid; grid-template-columns: repeat(4, 1fr); border-left: 1px solid var(--border); min-height: 500px; }
.img-wrap { overflow: hidden; border-right: 1px solid var(--border); }
.img-wrap img { transition: transform 0.6s var(--ease), filter 0.6s var(--ease); filter: grayscale(0.8); object-fit: cover; object-position: top center; }
.img-wrap:hover img { transform: scale(1.05); filter: grayscale(0); }
.img-wrap:last-child { border-right: none; }

/* ══════════════════════════════════════════
   STEPS
   ══════════════════════════════════════════ */
.steps-grid { display: grid; grid-template-columns: repeat(6, 1fr); margin-top: 40px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.step-card { padding: 40px 24px; border-right: 1px solid var(--border); position: relative; overflow: hidden; transition: background 0.4s var(--ease); }
.step-card:last-child { border-right: none; }
.step-card:hover { background: rgba(255,255,255,0.03); }
.step-card span { font-size: 64px; font-weight: 100; line-height: 1; color: rgba(255,255,255,0.8); display: block; margin-bottom: 32px; transition: transform 0.4s var(--ease); }
.step-card:hover span { transform: translateY(-10px); color: var(--text); }
.step-card h3 { font-size: 16px; text-transform: uppercase; line-height: 1.2; margin-bottom: 16px; font-weight: 700; }
.step-card p { font-size: 14px; line-height: 1.5; color: var(--text-dim); }
.bonus { background: rgba(255,255,255,0.06); }
.bonus span { font-size: 24px; text-transform: uppercase; font-weight: 900; margin-bottom: 72px; }

/* ══════════════════════════════════════════
   WORKFLOW
   ══════════════════════════════════════════ */
.workflow { display: grid; grid-template-columns: 1fr 400px; gap: 80px; align-items: center; }
.workflow p { color: var(--text-dim); line-height: 1.6; font-size: 15px; max-width: 600px; }
.workflow-img-wrap { overflow: hidden; border: 1px solid var(--border); }
.workflow-img-wrap img { height: 320px; transition: transform 0.6s var(--ease); filter: grayscale(1); }
.workflow-img-wrap:hover img { transform: scale(1.05); filter: grayscale(0); }

/* ══════════════════════════════════════════
   AUDIENCE
   ══════════════════════════════════════════ */
.audience { display: flex; flex-direction: column; }
.audience-header { max-width: 700px; margin-bottom: 40px; }
.audience-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px 40px; max-width: 800px; }
.audience-list li { color: var(--text-dim); font-size: 16px; position: relative; padding-left: 20px; padding-bottom: 16px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.audience-list li::before { content: "+"; position: absolute; left: 0; top: 0; color: var(--text); }

/* ══════════════════════════════════════════
   FAQ
   ══════════════════════════════════════════ */
.faq { display: grid; grid-template-columns: 320px 1fr; gap: 80px; align-items: flex-start; }
.faq-list { display: flex; flex-direction: column; }
.faq-item { border-top: 1px solid var(--border); }
.faq-item:last-child { border-bottom: 1px solid var(--border); }
.faq-q { padding: 28px 0; font-size: 18px; font-weight: 700; cursor: pointer; position: relative; display: flex; justify-content: space-between; align-items: center; transition: color 0.3s; }
.faq-q::after { content: "+"; font-size: 24px; font-weight: 100; transition: transform 0.4s var(--ease); }
.faq-item.active .faq-q::after { transform: rotate(45deg); color: var(--text); }
.faq-a { height: 0; overflow: hidden; opacity: 0; transition: height 0.4s var(--ease), opacity 0.4s var(--ease), margin 0.4s var(--ease); }
.faq-item.active .faq-a { height: auto; opacity: 1; margin-bottom: 28px; }
.faq-a p { color: var(--text-dim); line-height: 1.5; font-size: 15px; max-width: 600px; }

/* ══════════════════════════════════════════
   FINAL CTA & FOOTER
   ══════════════════════════════════════════ */
.final-cta { display: flex; justify-content: space-between; align-items: flex-end; padding: 120px 84px; }
.cta-left { max-width: 500px; }
.cta-left p { color: var(--text-dim); line-height: 1.6; font-size: 16px; }
.cta-right { display: flex; flex-direction: column; align-items: flex-start; }

.footer { display: flex; gap: 40px; padding: 32px 84px; color: var(--text-dim); font-size: 11px; text-transform: uppercase; letter-spacing: 0.24em; border-top: 1px solid var(--border); }
.footer span:first-child { color: var(--text); font-weight: 700; }
.footer a { transition: color 0.3s; }
.footer a:hover { color: var(--text); }

/* ══════════════════════════════════════════
   MOBILE / RESPONSIVE
   ══════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero { display: flex; flex-direction: column; }
  .hero-image { order: -1; height: 60vh; width: 100%; }
  .hero-copy { order: 1; padding: 60px 40px 60px; }
  .hero-image::before { background: linear-gradient(0deg, #000 0%, rgba(0,0,0,0) 40%), linear-gradient(180deg, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0) 30%); }
  
  .benefit-strip { grid-template-columns: repeat(2, 1fr); }
  .benefit-item:nth-child(even) { border-right: none; }
  .benefit-item:nth-child(1), .benefit-item:nth-child(2) { border-bottom: 1px solid var(--border); }
  
  .showcase { grid-template-columns: 1fr; gap: 32px; padding-right: 40px; }
  section { padding: 60px 40px; }
  .image-row { border-left: none; border-top: 1px solid var(--border); grid-template-columns: repeat(2, 1fr); min-height: 300px; }
  .img-wrap:nth-child(odd) { border-right: 1px solid var(--border); }
  .img-wrap:nth-child(even) { border-right: none; }
  .img-wrap:nth-child(1), .img-wrap:nth-child(2) { border-bottom: 1px solid var(--border); }
  
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
  .step-card:nth-child(3n) { border-right: none; }
  .step-card:nth-child(1), .step-card:nth-child(2), .step-card:nth-child(3) { border-bottom: 1px solid var(--border); }
  
  .workflow { grid-template-columns: 1fr; gap: 40px; }
  
  .faq { grid-template-columns: 1fr; gap: 40px; }
  .final-cta { flex-direction: column; align-items: flex-start; gap: 40px; padding: 60px 40px; }
}

@media (max-width: 768px) {
  .topbar { padding: 20px 24px; position: absolute; background: transparent; border: none; }
  .topbar.scrolled { background: transparent; border: none; backdrop-filter: none; }
  .brand-name, .nav, .top-cta { display: none; }
  
  .hero-image { height: 55vh; }
  .hero-copy { padding: 40px 24px 40px; }
  .hero h1 { font-size: 56px; }
  .hero h1 span { font-size: 28px; }
  .lead { font-size: 15px; }
  .button { width: 100%; padding: 16px 20px; }
  
  h2 { font-size: 28px; word-break: break-word; -webkit-hyphens: auto; hyphens: auto; }
  .section-label { font-size: 10px; letter-spacing: 0.2em; }
  
  section { padding: 48px 24px; }
  .benefit-strip { display: flex; flex-direction: column; }
  .benefit-item { border-right: none !important; border-bottom: 1px solid var(--border); padding: 24px; }
  .benefit-item:last-child { border-bottom: none; }
  
  .showcase { padding-right: 24px; }
  .image-row { display: flex; flex-direction: column; border: none !important; }
  .img-wrap { border: none !important; border-bottom: 1px solid var(--border) !important; height: 320px; width: 100%; }
  .img-wrap:last-child { border-bottom: none !important; }
  
  .steps-grid { display: flex; flex-direction: column; border-top: none; }
  .step-card { border-right: none !important; border-top: 1px solid var(--border); border-bottom: none !important; padding: 32px 0; }
  
  .audience-list { grid-template-columns: 1fr; }
  
  .faq-q { font-size: 16px; padding: 20px 0; }
  
  .final-cta { padding: 48px 24px; }
  .footer { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 32px 24px; }
}