/* ══════════════════════════════════════════════════════════
   VOSKES INTERNATIONAL — HOMEPAGE V3 (CONCEPT)
   Cinematic sticky scroll · particles · massive type
   Faithful port of concept design.html, assets merged.
   ══════════════════════════════════════════════════════════ */

:root {
  --co: #ff6b1a;
  --cb: #050505;
  --cw: #f5f5f2;
  --cg: #8a8a8a;
  --cl: rgba(255,255,255,.12);
}

body { background: var(--cb); color: var(--cw); font-family: 'Manrope', 'DM Sans', sans-serif; overflow-x: hidden; }
::selection { background: var(--co); color: #fff; }
a { color: inherit; text-decoration: none; }
.mono { font-family: 'DM Mono', 'Space Mono', monospace; }

/* ─── Loader ─── */
.c-loader { position: fixed; inset: 0; background: var(--cb); z-index: 9999; display: flex; align-items: center; justify-content: center; }
.c-loader__inner { text-align: center; }
.c-loader__logo { font-size: 20px; letter-spacing: 4px; font-weight: 700; }
.c-loader__logo span { color: var(--co); }
.c-loader__line { width: 0; height: 1px; background: var(--co); margin-top: 30px; }

/* ─── Global canvas ─── */
#world { position: fixed; inset: 0; z-index: 0; pointer-events: none; }

/* ─── Main ─── */
.c-main { position: relative; z-index: 2; }

/* ══════════════════════════════════════════════════════════
   Header is styled globally in main.css (applies to every page).
   ══════════════════════════════════════════════════════════ */

/* ─── Hero ─── */
.c-hero { height: 220vh; }
.c-hero__sticky { height: 100vh; position: sticky; top: 0; display: flex; align-items: center; overflow: hidden; }
.c-hero__content { width: 90%; max-width: 1500px; margin: auto; position: relative; z-index: 5; pointer-events: none; }
.c-eyebrow { color: var(--co); font-size: 11px; letter-spacing: 4px; margin-bottom: 35px; }
.c-hero__title { font-size: clamp(38px, 6.2vw, 96px); line-height: 1.05; letter-spacing: -5px; max-width: 1200px; font-weight: 700; }
.c-hero__title-line { display: block; white-space: nowrap; }
.c-hero__title em { font-style: normal; color: var(--co); }
.c-hero__card {
  margin-top: 40px; max-width: 720px; padding: 28px 32px;
  background: rgba(10,10,10,.55);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
}
.c-hero__accent { color: var(--co); font-family: var(--font-display); font-weight: 700; font-size: clamp(22px, 2.6vw, 34px); letter-spacing: -.02em; }
.c-hero__desc { margin-top: 14px; max-width: 720px; color: var(--cw); font-size: 17px; line-height: 1.8; opacity: .92; }
.c-hero__close { margin-top: 30px; color: var(--cw); font-size: 12px; letter-spacing: .18em; text-transform: uppercase; }
.c-hero__scroll { position: absolute; bottom: 35px; left: 5%; color: var(--cg); font-size: 10px; letter-spacing: 2px; }

/* ─── Problem intro ─── */
.c-intro { height: 160vh; }
.c-intro__sticky { height: 100vh; position: sticky; top: 0; display: flex; align-items: center; }
.c-intro__content { width: 90%; max-width: 1500px; margin: auto; }
.c-small { color: var(--co); font-size: 11px; letter-spacing: 3px; margin-bottom: 35px; }
.c-intro__title { font-size: clamp(60px, 9vw, 140px); line-height: .85; letter-spacing: -8px; max-width: 1200px; font-weight: 700; }
.c-intro__title .muted { color: #444; }
.c-intro__title .orange { color: var(--co); }

/* ─── Ecosystem ─── */
.c-eco { height: 240vh; }
.c-eco__sticky { height: 100vh; position: sticky; top: 0; overflow: hidden; }

/* Text card with faint looping video behind it */
.c-eco__title {
  position: absolute; top: 8%; left: 5%; z-index: 5; max-width: 46vw;
  background: rgba(10,10,10,.55);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px;
  padding: 28px 32px 30px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
  overflow: hidden;
}
.c-eco__video-wrap { position: absolute; inset: 0; z-index: 0; }
.c-eco__video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: .25; filter: saturate(1.1) brightness(.9);
}
.c-eco__grade {
  position: absolute; inset: 0; z-index: 1;
  background:
    radial-gradient(ellipse 90% 80% at 50% 30%, transparent 20%, rgba(5,5,5,.7) 100%),
    linear-gradient(180deg, rgba(5,5,5,.35), rgba(5,5,5,.6));
}
.c-eco__card-inner { position: relative; z-index: 2; }
.c-eco__h { font-size: clamp(34px, 4.6vw, 66px); line-height: .95; letter-spacing: -4px; font-weight: 700; }
.c-eco__p { color: var(--cw); margin-top: 16px; max-width: 560px; line-height: 1.7; font-size: 14px; opacity: .9; }
.c-eco__body { margin-top: 20px; display: flex; flex-direction: column; gap: 12px; max-width: 560px; }
.c-eco__body-p { color: var(--cw); font-size: 14px; line-height: 1.75; opacity: .92; }
.c-eco__body-p--muted { color: var(--text-dim, #555); }
.c-eco__body-p--accent { color: var(--co); font-family: var(--font-display); font-weight: 700; font-size: 18px; letter-spacing: -.01em; }
.c-eco__body-p--close { margin-top: 4px; color: var(--cw); font-family: var(--font-display); font-weight: 700; font-size: 16px; letter-spacing: -.01em; }

/* Center circle (fox brand node) */
.c-eco__node {
  position: absolute; left: 60%; top: 52%; transform: translate(-50%,-50%);
  width: 170px; height: 170px; border-radius: 50%; border: 1px solid var(--co);
  display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 8px;
  color: var(--co); font-size: 12px; letter-spacing: 1px; z-index: 4; background: rgba(5,5,5,.82);
  text-align: center;
}
.c-eco__fox { width: 54px; height: auto; opacity: .95; }
.c-eco__node span { font-size: 9px; letter-spacing: 2px; }

/* Spoke = a bare rail radiating from the center. Word-segments and labels
   live in the sticky container (siblings), placed on the rail by JS so they
   stay horizontal and sit above the node. */
.c-eco__spoke {
  position: absolute; left: 60%; top: 52%; width: var(--len); height: 0;
  transform-origin: 0 0; transform: rotate(var(--angle)); z-index: 3;
}
.c-eco__rail {
  position: absolute; left: 0; right: 0; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,107,26,.5), rgba(255,107,26,.12));
  transform-origin: 0 0; transform: scaleX(0);
}
.c-eco__seg {
  position: absolute; z-index: 6; transform: translate(-50%, -50%);
  display: flex; flex-direction: column; align-items: center; gap: 7px;
  opacity: 0;
}
.c-eco__dot { width: 5px; height: 5px; border-radius: 50%; background: var(--co); box-shadow: 0 0 8px var(--co); }
.c-eco__word {
  font-family: 'DM Mono', 'Space Mono', monospace; font-size: 10px;
  letter-spacing: .18em; text-transform: uppercase; color: #fff; white-space: nowrap;
  text-shadow: 0 0 12px rgba(5,5,5,.9);
}
.c-eco__label {
  position: absolute; z-index: 6; transform: translate(-50%, -50%);
  font-family: 'DM Mono', 'Space Mono', monospace; font-size: 11px;
  letter-spacing: .2em; color: var(--co); white-space: nowrap;
  text-shadow: 0 0 12px rgba(5,5,5,.9); opacity: 0;
}

/* ─── Philosophy ─── */
.c-philosophy { min-height: 100vh; display: flex; align-items: center; border-top: 1px solid var(--cl); border-bottom: 1px solid var(--cl); }
.c-philosophy__inner { width: 90%; max-width: 1500px; margin: auto; }
.c-philosophy__h { font-size: clamp(65px, 10vw, 155px); line-height: .82; letter-spacing: -9px; font-weight: 700; }
.c-philosophy__h span { color: var(--co); }

/* ─── Services — horizontal scroll ─── */
.c-services { height: 400vh; }
.c-services__sticky { position: sticky; top: 0; height: 100vh; overflow: hidden; display: flex; align-items: center; }
.c-services__track { display: flex; gap: 20px; padding-left: 5vw; width: max-content; }
.c-service {
  width: 65vw; max-width: 900px; height: 70vh; border: 1px solid var(--cl);
  padding: 50px; position: relative; display: flex; flex-direction: column; justify-content: space-between;
  overflow: hidden; background: var(--cb);
}
.c-service::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(255,107,26,.18), transparent 35%);
  opacity: 0; transition: opacity .5s; z-index: 1;
}
.c-service:hover::before { opacity: 1; }
.c-service__img { position: absolute; inset: 0; z-index: 0; }
.c-service__img img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.5) brightness(.5); transition: transform 1.4s var(--ease, cubic-bezier(.16,1,.3,1)); }
.c-service:hover .c-service__img img { transform: scale(1.06); }
.c-service__img::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(5,5,5,.35), rgba(5,5,5,.92)); }
.c-service__num { color: var(--co); font-size: 11px; letter-spacing: 2px; position: relative; z-index: 2; }
.c-service__bottom { position: relative; z-index: 2; }
.c-service__h { font-size: clamp(60px, 8vw, 130px); line-height: .8; letter-spacing: -7px; font-weight: 700; }
.c-service__p { max-width: 450px; color: var(--cg); line-height: 1.8; margin-top: 22px; font-size: 15px; }
.c-service__link { display: inline-block; margin-top: 22px; color: var(--cw); font-size: 11px; letter-spacing: 2px; text-transform: uppercase; border-bottom: 1px solid var(--cl); padding-bottom: 6px; width: max-content; transition: color .3s, border-color .3s; }
.c-service__link:hover { color: var(--co); border-color: var(--co); }

/* ─── Process — a connected path, step to step ─── */
.c-process { padding: 180px 5%; }
.c-process__header { max-width: 1000px; margin-bottom: 120px; }
.c-process__h { font-size: clamp(60px, 9vw, 140px); line-height: .82; letter-spacing: -8px; font-weight: 700; }

.c-path {
  position: relative; display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 24px; margin-top: 40px;
}
.c-path__line {
  position: absolute; top: 34px; left: 5%; right: 5%; height: 2px;
  background: rgba(255,255,255,.08);
}
.c-path__line::after {
  content: ''; position: absolute; left: 0; top: 0; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--co), var(--co));
  transition: width 1s ease;
}
.c-path__line.is-drawn::after { width: 100%; }
.c-path__item { position: relative; text-align: center; padding: 0 10px; }
.c-path__node {
  position: relative; z-index: 2; width: 68px; height: 68px; margin: 0 auto 24px;
  border-radius: 50%; border: 1px solid rgba(255,255,255,.15);
  background: var(--cb); display: flex; align-items: center; justify-content: center;
  transition: border-color .4s, background .4s, transform .4s var(--ease);
}
.c-path__num { font-family: 'DM Mono', 'Space Mono', monospace; font-size: 15px; color: var(--cg); transition: color .4s; }
.c-path__item.is-on .c-path__node {
  border-color: var(--co); background: rgba(255,107,26,.08);
  transform: scale(1.08); box-shadow: 0 0 24px rgba(255,107,26,.15);
}
.c-path__item.is-on .c-path__num { color: var(--co); }
.c-path__title { font-size: 28px; font-weight: 600; letter-spacing: -1px; margin-bottom: 12px; }
.c-path__desc { color: var(--cg); font-size: 14px; line-height: 1.7; max-width: 260px; margin: 0 auto; }

/* ─── AI — full-circle search requirements ─── */
.c-ai { height: 220vh; }
.c-ai__sticky { height: 100vh; position: sticky; top: 0; overflow: hidden; display: flex; align-items: center; }
.c-ai__content { width: 90%; max-width: 1500px; margin: auto; position: relative; z-index: 5; padding-top: 80px; }
.c-ai__card {
  max-width: 760px; padding: 32px 36px; position: relative; overflow: hidden;
  background: linear-gradient(135deg, rgba(255,107,26,.12), rgba(10,10,10,.6) 55%);
  border: 1px solid rgba(255,107,26,.22);
  border-radius: 14px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
}
.c-ai__card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,107,26,.55), transparent);
}
.c-ai__card::after {
  content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background: radial-gradient(ellipse 70% 60% at 15% 0%, rgba(255,107,26,.16), transparent 55%);
}
.c-ai__card .c-small, .c-ai__card .c-ai__h, .c-ai__card .c-ai__p, .c-ai__card .c-ai__close { position: relative; z-index: 1; }
.c-ai__card .c-small { color: var(--co); letter-spacing: .24em; }
.c-ai__h { font-size: clamp(48px, 7vw, 108px); line-height: .9; letter-spacing: -6px; max-width: 1100px; font-weight: 700; }
.c-ai__h span { color: var(--co); }
.c-ai__p { margin-top: 28px; color: var(--cw); max-width: 680px; line-height: 1.8; font-size: 16px; opacity: .92; }
.c-ai__close {
  margin-top: 24px; padding-top: 22px; border-top: 1px solid rgba(255,107,26,.2);
  color: var(--cw); font-family: var(--font-display); font-weight: 700;
  font-size: clamp(18px, 2.2vw, 24px); letter-spacing: -.01em; line-height: 1.45; max-width: 600px;
}
.c-ai__close::before { content: ''; display: inline-block; width: 22px; height: 3px; background: var(--co); margin-right: 14px; vertical-align: middle; }

/* Rings — each is a circle split into 3 revealed segments */
.c-ai__rings {
  position: absolute; right: 4%; top: 50%; transform: translateY(-50%);
  width: 620px; height: 620px; pointer-events: none;
}
.c-ai__ring {
  position: absolute; inset: 0; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.08);
}
.c-ai__ring--2 { inset: 90px; border-color: rgba(255,107,26,.15); }
.c-ai__ring--3 { inset: 180px; border-color: rgba(255,255,255,.08); }
.c-ai__seg {
  position: absolute; inset: 0; border-radius: 50%;
  -webkit-mask: radial-gradient(circle, transparent 62%, #000 63%);
          mask: radial-gradient(circle, transparent 62%, #000 63%);
}
.c-ai__seg[data-seg="0"] { background: conic-gradient(from 0deg, rgba(255,107,26,.5), transparent 120deg); }
.c-ai__seg[data-seg="1"] { background: conic-gradient(from 120deg, rgba(255,107,26,.5), transparent 120deg); }
.c-ai__seg[data-seg="2"] { background: conic-gradient(from 240deg, rgba(255,107,26,.5), transparent 120deg); }
.c-ai__seg { opacity: 0; transition: opacity .5s ease; }
.c-ai__seg.is-on { opacity: 1; }

.c-ai__dot {
  width: 16px; height: 16px; background: var(--co); border-radius: 50%;
  position: absolute; top: -8px; left: 50%; margin-left: -8px; z-index: 3;
  box-shadow: 0 0 22px var(--co);
}
.c-ai__orbit-wrap {
  position: absolute; inset: 0; border-radius: 50%;
  transform-origin: 50% 50%;
}
.c-ai__center {
  position: absolute; right: 4%; top: 50%; transform: translateY(-50%);
  width: 620px; height: 620px; pointer-events: none;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center; gap: 8px;
}
.c-ai__center-label { font-family: 'DM Mono', 'Space Mono', monospace; font-size: 11px; letter-spacing: .3em; color: var(--co); }
.c-ai__center-title { font-family: var(--font-display); font-weight: 800; font-size: clamp(22px, 2.6vw, 34px); letter-spacing: -.02em; max-width: 260px; }

/* Labels evenly spaced around the rings */
.c-ai__labels { position: absolute; right: 4%; top: 50%; transform: translateY(-50%); width: 620px; height: 620px; pointer-events: none; }
.c-ai__tag {
  position: absolute; font-family: 'DM Mono', 'Space Mono', monospace; font-size: 10px;
  letter-spacing: .2em; text-transform: uppercase; color: rgba(110,110,110,.7);
  transform: translate(-50%, -50%); transition: color .4s;
}
.c-ai__tag.is-on { color: var(--cw); }
.c-ai__tag[data-tag="0"] { top: 3%; left: 50%; }
.c-ai__tag[data-tag="1"] { top: 26%; left: 91%; }
.c-ai__tag[data-tag="2"] { top: 74%; left: 91%; }
.c-ai__tag[data-tag="3"] { top: 97%; left: 50%; }
.c-ai__tag[data-tag="4"] { top: 74%; left: 9%; }
.c-ai__tag[data-tag="5"] { top: 26%; left: 9%; }

/* ─── Cases ─── */
.c-cases { padding: 180px 5%; }
.c-cases__h { font-size: clamp(60px, 10vw, 150px); line-height: .8; letter-spacing: -8px; margin-bottom: 120px; font-weight: 700; }
.c-case { min-height: 600px; border-top: 1px solid var(--cl); display: grid; grid-template-columns: 1fr 1.1fr 1fr; gap: 40px; align-items: center; position: relative; padding: 80px 0; }
.c-case:last-child { border-bottom: 1px solid var(--cl); }
.c-case__meta { color: var(--co); font-size: 11px; letter-spacing: 2px; }
.c-case__title { font-size: clamp(60px, 8vw, 120px); line-height: .8; letter-spacing: -7px; margin-top: 25px; font-weight: 700; }
.c-case__stats { display: flex; gap: 34px; margin-top: 30px; }
.c-case__stats strong { display: block; font-size: clamp(28px, 3.2vw, 42px); font-weight: 700; color: var(--co); letter-spacing: -1px; }
.c-case__stats span { font-family: 'DM Mono', 'Space Mono', monospace; font-size: 9px; letter-spacing: 2px; color: var(--cg); text-transform: uppercase; }
.c-case__img { height: 420px; border-radius: 12px; overflow: hidden; border: 1px solid var(--cl); }
.c-case__img img { width: 100%; height: 100%; object-fit: cover; }
.c-case__img--alt { opacity: .9; }
.c-case__info { color: var(--cg); max-width: 420px; line-height: 1.8; font-size: 15px; }

/* ─── Convergence ─── */
.c-convergence { height: 200vh; }
.c-convergence__sticky { height: 100vh; position: sticky; top: 0; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.c-convergence__content { text-align: center; position: relative; z-index: 5; padding: 0 5%; }
.c-convergence__h { font-size: clamp(70px, 11vw, 170px); line-height: .8; letter-spacing: -10px; font-weight: 700; }
.c-convergence__h span { color: var(--co); }
.c-convergence__p { color: var(--cg); margin: 50px auto 0; max-width: 500px; line-height: 1.8; font-size: 16px; }
.c-convergence__actions { display: flex; justify-content: center; gap: 16px; margin-top: 40px; flex-wrap: wrap; }
.c-cta { display: inline-block; background: var(--co); color: #050505; padding: 20px 35px; font-weight: 700; font-size: 13px; letter-spacing: 1px; text-transform: uppercase; transition: background .3s, transform .3s var(--ease); }
.c-cta:hover { background: #ff8a45; transform: translateY(-2px); }
.c-cta--ghost { background: transparent; color: var(--cw); border: 1px solid var(--cl); }
.c-cta--ghost:hover { border-color: var(--co); color: var(--co); background: transparent; }

/* ─── Responsive ─── */
@media (max-width: 900px) {
  .c-hero__title, .c-intro__title, .c-philosophy__h, .c-process__h, .c-cases__h, .c-convergence__h { letter-spacing: -4px; }
  .c-service { width: 85vw; padding: 30px; }
  .c-service__h { font-size: clamp(46px, 12vw, 80px); }
  .c-path { grid-template-columns: 1fr; gap: 40px; max-width: 420px; margin: 40px auto 0; }
  .c-path__line { display: none; }
  .c-path__item { text-align: left; display: grid; grid-template-columns: 68px 1fr; gap: 0 24px; align-items: center; }
  .c-path__node { margin: 0; grid-row: 1 / span 2; }
  .c-path__title { margin-bottom: 4px; }
  .c-path__desc { margin: 0; max-width: none; }
  .c-ai__orbit { right: -250px; opacity: .35; }
  .c-eco__node { width: 140px; height: 140px; }
  .c-eco__fox { width: 40px; }
  .header-inner { padding: 20px 5% !important; }
  .nav-dropdown + .nav-dropdown, .nav-dropdown { margin-left: 18px; }
  .header-cta { margin-left: 18px; }
}

/* ── Tablet / mobile: stack everything, keep nothing off-screen ── */
@media (max-width: 768px) {
  /* hero */
  .c-hero { height: auto; }
  .c-hero__sticky { height: auto; position: relative; top: auto; display: flex; align-items: center; padding: 100px 0 60px; overflow: hidden; }
  .c-hero__content { width: 90%; padding: 0; }
  .c-hero__title { font-size: clamp(30px, 8.2vw, 46px); letter-spacing: -2px; line-height: 1.08; }
  .c-hero__title-line { white-space: normal; }
  .c-hero__card { max-width: none; width: 100%; padding: 22px; }
  .c-hero__accent { font-size: clamp(18px, 4.6vw, 24px); }
  .c-hero__desc { font-size: 15px; }
  .c-hero__close { font-size: 11px; }
  .c-hero__scroll { display: none; }

  /* intro */
  .c-intro { height: auto; }
  .c-intro__sticky { height: auto; position: relative; top: auto; display: flex; align-items: center; padding: 80px 0 40px; }
  .c-intro__title { font-size: clamp(36px, 9vw, 58px); line-height: 1.0; letter-spacing: -2px; }

  /* ecosystem — normal flow, card + fox */
  .c-eco { height: auto; }
  .c-eco__sticky { position: relative; top: auto; height: auto; display: flex; flex-direction: column; align-items: center; justify-content: flex-start; overflow: visible; padding: 80px 5% 20px; }
  .c-eco__title {
    position: relative; top: auto; left: auto; max-width: none; width: 100%;
    padding: 22px; margin: 0 0 20px;
  }
  .c-eco__h { font-size: clamp(28px, 7vw, 40px); letter-spacing: -2px; }
  .c-eco__body { max-width: none; }
  .c-eco__node { position: relative; left: auto; top: auto; transform: none; width: 120px; height: 120px; margin: 20px 0 0; }
  .c-eco__fox { width: 38px; }
  /* spokes are a desktop visual — hide on mobile for clean balance */
  .c-eco__spoke, .c-eco__seg, .c-eco__label { display: none; }

  /* philosophy */
  .c-philosophy__h { font-size: clamp(40px, 9.5vw, 60px); line-height: 1.0; letter-spacing: -2px; }

  /* services — vertical stack on mobile instead of pinned horizontal scroll */
  .c-services { height: auto; }
  .c-services__sticky { position: relative; top: auto; height: auto; overflow: visible; display: block; padding: 60px 0 20px; }
  .c-services__track { flex-direction: column; gap: 20px; padding: 0 5%; width: 100%; }
  .c-service { width: 100%; height: auto; min-height: 40vh; padding: 30px; }
  .c-service__h { font-size: clamp(38px, 11vw, 62px); letter-spacing: -3px; }
  .c-service__p { max-width: none; }

  /* AI — normal flow on mobile: center label, then card; rings/labels hidden */
  .c-ai { height: auto; }
  .c-ai__sticky { position: relative; top: auto; height: auto; display: flex; flex-direction: column; align-items: center; padding: 90px 5% 80px; overflow: visible; }
  .c-ai__rings, .c-ai__labels { display: none; }
  .c-ai__center {
    order: 1; position: relative; right: auto; top: auto; transform: none;
    width: 100%; height: auto; margin: 0 0 30px; padding: 0 5%;
  }
  .c-ai__center-title { font-size: clamp(24px, 7vw, 34px); }
  .c-ai__content { width: 100%; padding-top: 0; order: 2; }
  .c-ai__card { max-width: none; width: 100%; padding: 24px; }
  .c-ai__h { font-size: clamp(34px, 8vw, 50px); letter-spacing: -2px; }
  .c-ai__p { max-width: none; }

  /* process — tighten vertical rhythm */
  .c-process { padding: 70px 5% 40px; }
  .c-process__header { margin-bottom: 40px; }

  /* convergence */
  .c-convergence__h { font-size: clamp(44px, 10vw, 64px); letter-spacing: -3px; }
  .c-convergence__p { font-size: 15px; margin-top: 30px; }
  .c-convergence__actions { flex-direction: column; align-items: center; }
}

@media (max-width: 640px) {
  .c-hero__title { font-size: clamp(26px, 8.5vw, 38px); letter-spacing: -2px; }
  .c-hero__accent { font-size: clamp(18px, 4.6vw, 24px); }
  .c-hero__desc { font-size: 15px; margin-top: 16px; }
  .c-hero__close { font-size: 11px; }
  .c-hero__content { width: 88%; }
  .c-eyebrow { margin-bottom: 22px; }
}