/* ============================================================
   KACHOW — Landing / Pitch site
   Vanilla CSS · dark premium · TEKNOFEST 2026
   ============================================================ */

:root {
  --bg:            #0b1020;
  --bg-2:          #0e1428;
  --surface:       rgba(255, 255, 255, 0.035);
  --surface-2:     rgba(255, 255, 255, 0.06);
  --border:        rgba(255, 255, 255, 0.10);
  --border-strong: rgba(255, 255, 255, 0.18);

  --text:          #eef2fb;
  --text-soft:     #aeb8d0;
  --text-dim:      #7c88a6;

  --blue:          #3b82f6;
  --blue-2:        #2563eb;
  --indigo:        #6366f1;
  --violet:        #8b5cf6;
  --emerald:       #10b981;
  --amber:         #f59e0b;
  --rose:          #f43f5e;
  --red-tr:        #e30a17;

  --radius:        18px;
  --radius-sm:     12px;
  --maxw:          1180px;
  --ease:          cubic-bezier(0.16, 1, 0.3, 1);

  --font-display: "Sora", "Segoe UI", system-ui, sans-serif;
  --font-body:    "Inter", "Segoe UI", system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 92px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 { font-family: var(--font-display); line-height: 1.12; letter-spacing: -0.02em; }
a { color: inherit; text-decoration: none; }
strong, b { color: var(--text); font-weight: 600; }

/* ============ BACKDROP ============ */
.backdrop { position: fixed; inset: 0; z-index: -1; background: radial-gradient(120% 80% at 50% 0%, var(--bg-2), var(--bg) 60%); overflow: hidden; }
.grid-lines {
  position: absolute; inset: -2px;
  background-image:
    linear-gradient(rgba(255,255,255,0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.028) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: radial-gradient(90% 60% at 50% 20%, #000 30%, transparent 80%);
}
.glow { position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.5; }
.glow-a { width: 620px; height: 620px; background: var(--blue-2); top: -220px; left: -160px; opacity: 0.35; animation: drift 26s ease-in-out infinite alternate; }
.glow-b { width: 560px; height: 560px; background: var(--violet); top: 40%; right: -220px; opacity: 0.22; animation: drift 32s ease-in-out infinite alternate-reverse; }
.glow-c { width: 480px; height: 480px; background: var(--indigo); bottom: -240px; left: 30%; opacity: 0.20; animation: drift 30s ease-in-out infinite alternate; }
.noise { position: absolute; inset: 0; opacity: 0.4; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E"); mix-blend-mode: overlay; }
@keyframes drift { to { transform: translate3d(80px, 60px, 0) scale(1.15); } }

/* ============ NAV ============ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; gap: 28px;
  padding: 18px clamp(20px, 5vw, 48px);
  transition: background .3s var(--ease), border-color .3s var(--ease), padding .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(11, 16, 32, 0.78);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border);
  padding-top: 12px; padding-bottom: 12px;
}
.nav__brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 800; letter-spacing: 0.02em; font-size: 1.05rem; }
.nav__mark { width: 26px; height: 29px; flex: none; }
.nav__links { display: flex; gap: 26px; margin-left: auto; font-size: 0.92rem; color: var(--text-soft); }
.nav__links a { position: relative; padding: 4px 0; transition: color .2s; }
.nav__links a:hover { color: var(--text); }
.nav__links a::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px; background: var(--blue); transition: width .25s var(--ease); }
.nav__links a:hover::after { width: 100%; }
.nav__links a.is-current { color: var(--text); }
.nav__links a.is-current::after { width: 100%; }
.nav__cta {
  font-size: 0.9rem; font-weight: 600; padding: 9px 18px; border-radius: 999px;
  background: var(--surface-2); border: 1px solid var(--border-strong);
  transition: background .2s, transform .2s;
}
.nav__cta:hover { background: rgba(59,130,246,0.18); transform: translateY(-1px); }

/* ============ LAYOUT ============ */
.section { max-width: var(--maxw); margin: 0 auto; padding: clamp(80px, 12vh, 150px) clamp(20px, 5vw, 40px); }
.section__head { max-width: 760px; margin-bottom: 56px; }
.section__head--center { margin-left: auto; margin-right: auto; text-align: center; }
.kicker {
  display: inline-block; font-family: var(--font-display); font-weight: 700;
  font-size: 0.78rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--blue); margin-bottom: 16px;
}
.kicker--center { display: block; text-align: center; }
.section__head h2 { font-size: clamp(1.7rem, 3.6vw, 2.7rem); font-weight: 700; }
.section__sub { margin-top: 18px; font-size: 1.05rem; color: var(--text-soft); }

/* ============ HERO ============ */
.hero {
  min-height: 100vh; display: flex; flex-direction: column; justify-content: center;
  max-width: var(--maxw); margin: 0 auto; padding: 140px clamp(20px, 5vw, 40px) 80px;
  position: relative;
}
.badge-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 26px; }
.badge {
  font-family: var(--font-display); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; padding: 7px 13px; border-radius: 999px;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text-soft);
}
.badge--red { background: rgba(227,10,23,0.14); border-color: rgba(227,10,23,0.4); color: #ff6b73; }
.hero__title { font-size: clamp(2.5rem, 7vw, 4.6rem); font-weight: 800; }
.grad {
  background: linear-gradient(100deg, var(--blue) 0%, var(--violet) 55%, var(--indigo) 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero__lede { max-width: 640px; margin-top: 26px; font-size: clamp(1.02rem, 2vw, 1.2rem); color: var(--text-soft); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

.hero__stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  margin-top: 64px; padding-top: 34px; border-top: 1px solid var(--border);
}
.hero__stats dt { font-family: var(--font-display); font-size: clamp(1.6rem, 3.5vw, 2.3rem); font-weight: 800; color: var(--text); }
.hero__stats dd { margin-top: 4px; font-size: 0.86rem; color: var(--text-dim); }


/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-display); font-weight: 600; font-size: 0.95rem;
  padding: 13px 24px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .2s var(--ease), box-shadow .25s, background .2s, border-color .2s;
}
.btn--sm { padding: 9px 16px; font-size: 0.85rem; }
.btn--lg { padding: 16px 30px; font-size: 1rem; }
.btn--primary { background: linear-gradient(100deg, var(--blue), var(--blue-2)); color: #fff; box-shadow: 0 10px 30px -10px rgba(37,99,235,0.7); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -12px rgba(37,99,235,0.85); }
.btn--ghost { background: var(--surface-2); border-color: var(--border-strong); color: var(--text); }
.btn--ghost:hover { transform: translateY(-2px); border-color: var(--blue); background: rgba(59,130,246,0.12); }

/* ============ STRIP ============ */
.strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--surface); }
.strip__list {
  max-width: var(--maxw); margin: 0 auto; list-style: none;
  display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 40px;
  padding: 26px clamp(20px, 5vw, 40px); font-family: var(--font-display);
  font-size: 0.9rem; font-weight: 600; color: var(--text-soft);
}
.strip__list li { position: relative; }
.strip__list li::before { content: "◆"; color: var(--blue); font-size: 0.6rem; margin-right: 14px; vertical-align: middle; }
.strip__list li:first-child::before { display: none; }

/* ============ PROBLEM ============ */
.pain-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.pain {
  padding: 30px 26px; border-radius: var(--radius); background: var(--surface);
  border: 1px solid var(--border); transition: border-color .3s, transform .3s;
}
.pain:hover { border-color: rgba(244,63,94,0.4); transform: translateY(-4px); }
.pain__num { font-family: var(--font-display); font-size: 1.8rem; font-weight: 800; color: var(--rose); display: block; }
.pain h3 { font-size: 1.02rem; font-weight: 600; margin: 6px 0 10px; color: var(--text); }
.pain p { font-size: 0.92rem; color: var(--text-dim); }

/* ============ PIPELINE ============ */
.section--pipe { position: relative; }
.pipeline { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); padding: 40px clamp(18px, 4vw, 40px); }
.pipeline__track {
  display: flex; gap: 14px; overflow-x: auto; padding: 6px 4px 8px; position: relative;
  scrollbar-width: none; -ms-overflow-style: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
}
.pipeline__track::-webkit-scrollbar { width: 0; height: 0; display: none; }
.pnode {
  flex: 0 0 168px; padding: 18px 16px; border-radius: var(--radius-sm);
  background: var(--bg-2); border: 1px solid var(--border);
  transition: border-color .4s var(--ease), background .4s, transform .4s, box-shadow .4s;
}
.pnode i { font-family: var(--font-display); font-style: normal; font-weight: 800; font-size: 0.8rem; color: var(--text-dim); }
.pnode span { display: block; margin-top: 8px; font-weight: 600; font-size: 0.95rem; color: var(--text); }
.pnode small { display: block; margin-top: 4px; font-size: 0.78rem; color: var(--text-dim); }
.pnode--guard { border-color: rgba(244,63,94,0.35); }
.pnode--human { border-color: rgba(245,158,11,0.45); }
.pnode--done { border-color: rgba(16,185,129,0.45); }
.pnode.is-active {
  border-color: var(--blue); background: rgba(59,130,246,0.12);
  transform: translateY(-6px); box-shadow: 0 16px 36px -16px rgba(59,130,246,0.7);
}
.pnode.is-active i { color: var(--blue); }
.pnode--human.is-active { border-color: var(--amber); background: rgba(245,158,11,0.14); box-shadow: 0 16px 36px -16px rgba(245,158,11,0.7); }
.pnode--done.is-active { border-color: var(--emerald); background: rgba(16,185,129,0.14); box-shadow: 0 16px 36px -16px rgba(16,185,129,0.7); }
.pipeline__packet {
  position: absolute; top: 0; left: 0; width: 10px; height: 10px; border-radius: 50%;
  background: var(--blue); box-shadow: 0 0 18px 4px rgba(59,130,246,0.8);
  opacity: 0; pointer-events: none;
}
.pipeline__hint { margin-top: 22px; font-size: 0.88rem; color: var(--text-dim); text-align: center; }

/* ============ TASKS ============ */
.tasks { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.task {
  padding: 32px 28px; border-radius: var(--radius); background: var(--surface);
  border: 1px solid var(--border); position: relative; overflow: hidden;
  transition: border-color .3s, transform .3s;
}
.task::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: linear-gradient(var(--blue), var(--violet)); }
.task:hover { border-color: var(--border-strong); transform: translateY(-4px); }
.task__idx { font-family: var(--font-display); font-size: 0.76rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--blue); }
.task h3 { font-size: 1.3rem; font-weight: 700; margin: 10px 0 12px; }
.task p { font-size: 0.95rem; color: var(--text-soft); }
.task ul { list-style: none; margin-top: 16px; display: grid; gap: 8px; }
.task li { font-size: 0.88rem; color: var(--text-dim); padding-left: 22px; position: relative; }
.task li::before { content: "→"; position: absolute; left: 0; color: var(--blue); }

/* ============ DEMO ============ */
.section--demo { position: relative; }
.demo {
  max-width: 720px; margin: 0 auto; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border-strong); background: var(--bg-2);
  box-shadow: 0 40px 90px -40px rgba(0,0,0,0.8);
}
.demo__bar { display: flex; align-items: center; gap: 8px; padding: 13px 16px; background: rgba(255,255,255,0.04); border-bottom: 1px solid var(--border); }
.demo__bar .dot { width: 11px; height: 11px; border-radius: 50%; background: var(--border-strong); }
.demo__bar .dot:nth-child(1) { background: #ff5f57; } .demo__bar .dot:nth-child(2) { background: #febc2e; } .demo__bar .dot:nth-child(3) { background: #28c840; }
.demo__url { margin-left: 12px; font-size: 0.8rem; color: var(--text-dim); font-family: var(--font-body); }
.demo__body { padding: 26px; }
.demo__steps { list-style: none; display: grid; gap: 10px; }
.demo__steps li {
  font-size: 0.92rem; color: var(--text-soft); padding: 12px 14px 12px 40px; border-radius: 10px;
  background: var(--surface); border: 1px solid var(--border); position: relative;
  transition: all .4s var(--ease);
}
.demo__steps li::before {
  content: ""; position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--text-dim);
}
.demo__steps li[data-state="done"] { color: var(--text); }
.demo__steps li[data-state="done"]::before { background: var(--emerald); border-color: var(--emerald); }
.demo__steps li[data-state="run"] { color: var(--text); border-color: rgba(59,130,246,0.5); background: rgba(59,130,246,0.08); }
.demo__steps li[data-state="run"]::before { border-color: var(--blue); border-right-color: transparent; animation: spin .8s linear infinite; }
.demo__steps li[data-state="wait"] { opacity: 0.5; }
@keyframes spin { to { transform: translateY(-50%) rotate(360deg); } }

.demo__gate {
  margin-top: 20px; padding: 20px; border-radius: 12px;
  background: rgba(245,158,11,0.08); border: 1px solid rgba(245,158,11,0.4);
  opacity: 0; transform: translateY(10px); transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.demo__gate.is-shown { opacity: 1; transform: none; }
.demo__gate-tag { font-family: var(--font-display); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--amber); }
.demo__gate p { margin-top: 8px; font-size: 0.9rem; color: var(--text-soft); }
.demo__gate-actions { display: flex; gap: 10px; margin-top: 16px; }
.demo__caption { text-align: center; margin-top: 24px; font-size: 0.85rem; color: var(--text-dim); }

/* ============ DIFFERENTIATORS ============ */
.diff-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.diff {
  padding: 30px 26px; border-radius: var(--radius); background: var(--surface);
  border: 1px solid var(--border); transition: border-color .3s, transform .3s, background .3s;
}
.diff:hover { border-color: var(--border-strong); transform: translateY(-4px); background: var(--surface-2); }
.diff__icon { font-size: 1.6rem; margin-bottom: 12px; }
.diff h3 { font-size: 1.12rem; font-weight: 700; margin-bottom: 8px; }
.diff p { font-size: 0.92rem; color: var(--text-soft); }

/* ============ RESULTS ============ */
.section--results { position: relative; }
.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.metric {
  padding: 28px 22px; border-radius: var(--radius); text-align: center;
  background: var(--surface); border: 1px solid var(--border);
  transition: border-color .3s, transform .3s;
}
.metric:hover { border-color: var(--blue); transform: translateY(-4px); }
.metric__v { display: block; font-family: var(--font-display); font-size: clamp(1.9rem, 4vw, 2.6rem); font-weight: 800; background: linear-gradient(120deg, var(--text), var(--blue)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.metric__l { display: block; margin-top: 8px; font-size: 0.85rem; color: var(--text-dim); }
.results-foot {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 14px 34px;
  margin-top: 40px; padding-top: 30px; border-top: 1px solid var(--border);
  font-size: 0.92rem; color: var(--text-soft); text-align: center;
}

/* ============ TRUST ============ */
.trust-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.trust { padding: 28px 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); transition: border-color .3s, transform .3s; }
.trust:hover { border-color: var(--emerald); transform: translateY(-4px); }
.trust h3 { font-size: 1.08rem; font-weight: 700; margin-bottom: 10px; }
.trust p { font-size: 0.92rem; color: var(--text-soft); }

/* ============ TECH ============ */
.section--tech { text-align: center; }
.tech-row {
  list-style: none; display: flex; flex-wrap: wrap; justify-content: center; gap: 12px;
}
.tech-row li {
  font-family: var(--font-display); font-weight: 600; font-size: 0.9rem;
  padding: 11px 20px; border-radius: 999px; background: var(--surface-2);
  border: 1px solid var(--border); color: var(--text-soft);
  transition: border-color .2s, color .2s, transform .2s;
}
.tech-row li:hover { border-color: var(--blue); color: var(--text); transform: translateY(-2px); }
.tech-note { max-width: 640px; margin: 26px auto 0; font-size: 0.9rem; color: var(--text-dim); }

/* ============ VISION ============ */
.section--vision { text-align: center; }
.vision { max-width: 760px; margin: 0 auto; }
.vision h2 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; }
.vision > p { margin-top: 22px; font-size: 1.08rem; color: var(--text-soft); }
.vision__cta { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 40px; }
.vision__sign { margin-top: 40px; font-family: var(--font-display); font-size: 0.82rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-dim); }

/* ============ FOOT ============ */
.foot {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px;
  padding: 34px clamp(20px, 5vw, 40px); border-top: 1px solid var(--border);
  font-size: 0.82rem; color: var(--text-dim);
}

/* ============ REVEAL ANIMATION ============ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.section__head.reveal.is-in + * .reveal,
.reveal.is-in .reveal { transition-delay: .05s; }

/* ============ RESPONSIVE ============ */
@media (max-width: 860px) {
  .nav__links { display: none; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}
@media (max-width: 560px) {
  .hero__stats { grid-template-columns: 1fr 1fr; }
  .hero__actions .btn { flex: 1 1 100%; }
  .results-foot { flex-direction: column; gap: 12px; }
}

/* ============================================================
   TOP-TIER ANIMATIONS
   ============================================================ */

/* ---- Scroll progress bar ---- */
.scrollbar {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%; z-index: 200;
  background: linear-gradient(90deg, var(--blue), var(--violet), var(--indigo));
  box-shadow: 0 0 18px rgba(99,102,241,0.8);
  transition: width .1s linear;
}

/* ---- Reveal: blur-in + stagger via --i ---- */
.reveal { opacity: 0; transform: translateY(34px) scale(0.985); filter: blur(6px);
  transition: opacity .8s var(--ease), transform .8s var(--ease), filter .8s var(--ease);
  transition-delay: calc(var(--i, 0) * 70ms); }
.reveal.is-in { opacity: 1; transform: none; filter: none; }

/* ---- Hero aurora + title word reveal ---- */
.hero { overflow: hidden; }
.hero__aurora {
  position: absolute; inset: -20% -20% auto -20%; height: 120%; z-index: 0;
  background:
    conic-gradient(from 180deg at 50% 50%,
      rgba(59,130,246,0) 0deg, rgba(59,130,246,0.22) 90deg,
      rgba(139,92,246,0.20) 180deg, rgba(99,102,241,0) 300deg);
  filter: blur(90px); opacity: 0.7;
  animation: spinAurora 24s linear infinite;
  pointer-events: none;
}
@keyframes spinAurora { to { transform: rotate(360deg); } }
.hero__inner { position: relative; z-index: 1; }

.hero__title .word { display: inline-block; }
.hero__title .word > span {
  display: inline-block; transform: translateY(115%) rotate(6deg);
  opacity: 0; transition: transform .9s var(--ease), opacity .6s ease;
}
.hero__title .word { overflow: hidden; padding-bottom: 0.06em; }
.hero.is-ready .hero__title .word > span { transform: none; opacity: 1; }
.hero.is-ready .hero__title .word:nth-child(1) > span { transition-delay: .05s; }
.hero.is-ready .hero__title .word:nth-child(2) > span { transition-delay: .11s; }
.hero.is-ready .hero__title .word:nth-child(3) > span { transition-delay: .17s; }
.hero.is-ready .hero__title .word:nth-child(4) > span { transition-delay: .23s; }
.hero.is-ready .hero__title .word:nth-child(5) > span { transition-delay: .29s; }
.hero.is-ready .hero__title .word:nth-child(6) > span { transition-delay: .35s; }

/* animated sheen sweeping the gradient headline */
.grad {
  background: linear-gradient(100deg, var(--blue) 0%, var(--violet) 40%, #a5b4fc 55%, var(--violet) 70%, var(--indigo) 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  animation: sheen 6s ease-in-out infinite;
}
@keyframes sheen { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

/* live pulse dot inside the TEKNOFEST badge */
.badge--red { display: inline-flex; align-items: center; gap: 8px; }
.badge__pulse { width: 7px; height: 7px; border-radius: 50%; background: #ff6b73; box-shadow: 0 0 0 0 rgba(255,107,115,0.7); animation: livePulse 2s ease-out infinite; }
@keyframes livePulse { 0% { box-shadow: 0 0 0 0 rgba(255,107,115,0.7); } 70% { box-shadow: 0 0 0 10px rgba(255,107,115,0); } 100% { box-shadow: 0 0 0 0 rgba(255,107,115,0); } }

/* ---- Button shine sweep ---- */
.btn { position: relative; overflow: hidden; }
.btn::after {
  content: ""; position: absolute; top: 0; left: -60%; width: 40%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,0.35), transparent);
  transform: skewX(-18deg); transition: left .6s var(--ease);
}
.btn:hover::after { left: 130%; }

/* ---- Card spotlight (mouse-follow) for interactive cards ---- */
.pain, .task, .diff, .trust, .metric {
  position: relative;
  --mx: 50%; --my: 50%;
}
.pain::after, .task::after, .diff::after, .trust::after, .metric::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(240px circle at var(--mx) var(--my), rgba(99,102,241,0.16), transparent 60%);
  opacity: 0; transition: opacity .35s ease;
}
.pain:hover::after, .task:hover::after, .diff:hover::after, .trust:hover::after, .metric:hover::after { opacity: 1; }
.pain:hover, .task:hover, .diff:hover, .trust:hover, .metric:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 60px -30px rgba(0,0,0,0.7);
}

/* ---- Pipeline: active node halo pulse + packet trail ---- */
.pnode.is-active::before {
  content: ""; position: absolute; inset: -1px; border-radius: inherit;
  border: 1px solid var(--blue); animation: haloPulse 1.4s ease-out infinite; pointer-events: none;
}
.pnode { position: relative; }
@keyframes haloPulse { 0% { transform: scale(1); opacity: .8; } 100% { transform: scale(1.12); opacity: 0; } }
.pipeline__packet {
  box-shadow: 0 0 18px 4px rgba(59,130,246,0.85),
              -14px 0 14px 2px rgba(59,130,246,0.35),
              -28px 0 12px 1px rgba(59,130,246,0.15);
}

/* ---- Count-up glow while animating ---- */
.metric__v.is-counting, .hero__stats dt.is-counting { text-shadow: 0 0 26px rgba(99,102,241,0.55); }

/* ============================================================
   PRODUCT SHOWCASE  ·  3D perspective marquee
   ============================================================ */
/* full-bleed: the marquee spans the whole viewport so the edge
   fade reaches the real screen edges (body has overflow-x:hidden) */
.section--showcase { max-width: 100%; padding-left: 0; padding-right: 0; overflow: hidden; }
.section--showcase .section__head { padding-inline: clamp(20px, 5vw, 40px); }
.showcase {
  position: relative; perspective: 1800px;
  width: 100vw; margin-left: calc(50% - 50vw); margin-right: calc(50% - 50vw);
}

.marquee {
  display: flex; flex-direction: column; gap: 22px;
  transform: rotateX(4deg); transform-origin: center;
  /* dissolve both edges into whatever is behind — background-agnostic,
     no colour seam. Wide fade zone on each side. */
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 15%, #000 85%, transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 15%, #000 85%, transparent 100%);
}
.marquee__row {
  display: flex; width: max-content;
  will-change: transform; backface-visibility: hidden;
  /* both rows: identical speed, always running (no hover-pause) so it
     can never get "stuck". spacing via per-card margin (not gap) so the
     -50% keyframe lands exactly on a card boundary -> seamless loop. */
  animation: marq 70s linear infinite;
}
/* second row: same speed, opposite direction, half a loop out of phase
   so the two rows are never vertically aligned and neither shows a gap. */
.marquee__row[data-row="2"] { animation-direction: reverse; animation-delay: -35s; }
@keyframes marq { from { transform: translate3d(0,0,0); } to { transform: translate3d(-50%,0,0); } }

.shot {
  flex: 0 0 clamp(280px, 40vw, 540px);
  margin: 0 22px 0 0; border-radius: 16px; overflow: hidden;
  border: 1px solid var(--border-strong); background: var(--bg-2);
  box-shadow: 0 30px 70px -40px rgba(0,0,0,0.85);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .3s;
  cursor: pointer; position: relative;
}
.shot img { display: block; width: 100%; height: auto; }
.shot figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 26px 16px 12px; font-family: var(--font-display); font-weight: 600; font-size: 0.9rem;
  color: #fff; background: linear-gradient(transparent, rgba(6,9,20,0.92));
  transform: translateY(6px); opacity: 0; transition: transform .4s var(--ease), opacity .4s;
}
.shot::after {
  content: "⤢"; position: absolute; top: 12px; right: 14px; z-index: 2;
  font-size: 0.95rem; color: #fff; width: 30px; height: 30px; display: grid; place-items: center;
  border-radius: 8px; background: rgba(10,14,26,0.55); border: 1px solid var(--border-strong);
  opacity: 0; transform: scale(0.8); transition: opacity .3s, transform .3s;
}
.shot:hover {
  transform: translateY(-10px) scale(1.035);
  border-color: var(--blue);
  box-shadow: 0 40px 90px -36px rgba(37,99,235,0.55);
}
.shot:hover figcaption, .shot:hover::after { opacity: 1; transform: none; }

.showcase__hint { margin-top: 26px; text-align: center; font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-dim); }

/* ---- Lightbox ---- */
.lightbox {
  position: fixed; inset: 0; z-index: 300; display: none;
  align-items: center; justify-content: center; padding: 4vmin;
  background: rgba(6,9,20,0.86); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.lightbox.is-open { display: flex; animation: lbFade .3s ease; }
@keyframes lbFade { from { opacity: 0; } to { opacity: 1; } }
.lightbox__stage { margin: 0; max-width: 1200px; width: 100%; }
.lightbox__stage img {
  width: 100%; height: auto; max-height: 82vh; object-fit: contain;
  border-radius: 14px; border: 1px solid var(--border-strong);
  box-shadow: 0 50px 120px -40px rgba(0,0,0,0.9);
  animation: lbZoom .4s var(--ease);
}
@keyframes lbZoom { from { transform: scale(0.94); opacity: 0; } to { transform: none; opacity: 1; } }
.lightbox__stage figcaption { margin-top: 14px; text-align: center; color: var(--text-soft); font-family: var(--font-display); font-weight: 600; }
.lightbox__close, .lightbox__nav {
  position: absolute; background: var(--surface-2); border: 1px solid var(--border-strong);
  color: #fff; border-radius: 999px; cursor: pointer; font-size: 1.6rem; line-height: 1;
  width: 48px; height: 48px; display: grid; place-items: center;
  transition: background .2s, transform .2s;
}
.lightbox__close:hover, .lightbox__nav:hover { background: rgba(59,130,246,0.25); transform: scale(1.08); }
.lightbox__close { top: 3vmin; right: 3vmin; }
.lightbox__prev { left: 2vmin; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: 2vmin; top: 50%; transform: translateY(-50%); }
.lightbox__prev:hover { transform: translateY(-50%) scale(1.08); }
.lightbox__next:hover { transform: translateY(-50%) scale(1.08); }

@media (max-width: 760px) {
  .marquee { transform: none; }
  .marquee__row { animation-duration: 40s; }
  .marquee__row[data-row="2"] { animation-delay: -20s; }
  .lightbox__nav { display: none; }
}

/* ============================================================
   REDUCED MOTION  ·  keep it all readable & still
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; filter: none !important; }
  .hero__title .word > span { opacity: 1 !important; transform: none !important; }
  .hero__aurora, .grad { animation: none !important; }
  .showcase { width: auto !important; margin: 0 !important; }
  .section--showcase { padding-inline: clamp(20px, 5vw, 40px); }
  .marquee { transform: none !important; display: grid; gap: 18px;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    -webkit-mask-image: none !important; mask-image: none !important; }
  .marquee__row { animation: none !important; width: auto; display: contents; }
  .shot { flex: none; margin: 0 !important; }
  .scrollbar { display: none; }
  html { scroll-behavior: auto; }
}