/* ===== base ===== */
:root{
  --bg: #08080c;
  --bg-soft: #0f0f16;
  --panel: #14141d;
  --border: rgba(255,255,255,.08);
  --text: #f4f3f8;
  --text-dim: #9d9cae;
  --accent-a: #7c5cff;
  --accent-b: #35e6c4;
  --accent-c: #ff5cab;
  --grad: linear-gradient(120deg, var(--accent-a), var(--accent-b));
  --grad-2: linear-gradient(120deg, var(--accent-c), var(--accent-a));
  --wrap: 1180px;
  --gut: 24px;
  --radius: 20px;
  font-size: 16px;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4{
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  margin: 0;
  line-height: 1.05;
  letter-spacing: -0.01em;
}
p{ margin:0; }
a{ color: inherit; text-decoration: none; }
ul{ margin:0; padding:0; list-style:none; }
img{ max-width:100%; display:block; }

.wrap{
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gut);
}

/* ===== noise + cursor glow ===== */
.noise{
  position: fixed; inset:0; z-index: 2; pointer-events:none;
  opacity:.035; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%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)'/%3E%3C/svg%3E");
}
.cursor-glow{
  position: fixed; top:0; left:0; width: 420px; height: 420px;
  border-radius: 50%; pointer-events: none; z-index: 1;
  background: radial-gradient(circle, rgba(124,92,255,.16), transparent 70%);
  transform: translate(-50%,-50%);
  transition: opacity .3s ease;
  opacity: 0;
}
@media (hover:hover){ .cursor-glow{ opacity:1; } }

/* ===== header ===== */
.header{
  position: fixed; top:0; left:0; right:0; z-index: 50;
  padding: 18px 0;
  transition: background .3s ease, border-color .3s ease, padding .3s ease;
  border-bottom: 1px solid transparent;
}
.header.is-scrolled{
  background: rgba(8,8,12,.75);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--border);
  padding: 12px 0;
}
.header__in{ display:flex; align-items:center; gap: 32px; }
.logo{ display:flex; align-items:center; gap:8px; font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:1.15rem; margin-right:auto; }
.logo__mark{ background: var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; font-size:1.2rem; }
.logo__dot{ color: var(--accent-b); }
.nav{ display:flex; gap: 28px; }
.nav a{ font-size:.92rem; color: var(--text-dim); transition: color .2s ease; position:relative; }
.nav a:hover{ color: var(--text); }
.nav a::after{
  content:""; position:absolute; left:0; right:0; bottom:-6px; height:1px;
  background: var(--grad); transform: scaleX(0); transform-origin:left; transition: transform .25s ease;
}
.nav a:hover::after{ transform: scaleX(1); }
.header__cta{ font-size:.85rem; padding: 9px 18px; }
.burger{ display:none; }

/* ===== buttons ===== */
.btn{
  display: inline-flex; align-items:center; gap:10px;
  padding: 13px 26px; border-radius: 100px; font-weight:600; font-size:.95rem;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease, color .25s ease;
  border: 1px solid transparent; white-space: nowrap;
}
.btn span{ transition: transform .25s ease; display:inline-block; }
.btn:hover span{ transform: translateX(4px); }
.btn--primary{
  background: var(--grad); color:#08080c;
  box-shadow: 0 10px 30px -8px rgba(124,92,255,.55);
}
.btn--primary:hover{ transform: translateY(-2px); box-shadow: 0 16px 36px -8px rgba(124,92,255,.7); }
.btn--outline{ border-color: var(--border); color: var(--text); }
.btn--outline:hover{ border-color: var(--accent-a); background: rgba(124,92,255,.08); }
.btn--ghost{ border-color: var(--border); color: var(--text); font-size:.85rem; }
.btn--ghost:hover{ border-color: var(--accent-b); }
.btn--lg{ padding: 17px 34px; font-size:1.02rem; }

/* ===== reveal ===== */
.reveal{ opacity:0; transform: translateY(28px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.3,1); }
.reveal.in-view{ opacity:1; transform: translateY(0); }

/* ===== hero ===== */
.hero{
  position: relative; min-height: 100vh; display:flex; align-items:center;
  padding: 140px 0 100px; overflow: hidden;
}
.hero__grid{
  position:absolute; inset:0; z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black 40%, transparent 100%);
}
.hero__blob{ position:absolute; border-radius:50%; filter: blur(90px); z-index:0; }
.hero__blob--a{
  width: 620px; height: 620px; top: -220px; right: -160px;
  background: radial-gradient(circle, rgba(124,92,255,.45), transparent 65%);
  animation: float-a 16s ease-in-out infinite;
}
.hero__blob--b{
  width: 480px; height: 480px; bottom: -200px; left: -140px;
  background: radial-gradient(circle, rgba(53,230,196,.35), transparent 65%);
  animation: float-b 20s ease-in-out infinite;
}
@keyframes float-a{ 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(-40px,40px) scale(1.08);} }
@keyframes float-b{ 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(30px,-30px) scale(1.1);} }

/* ===== discount drop zone: one circle, 3 stacked layers, peels with each hit ===== */
.drop-zone{
  position:absolute; top: 84px; right: 56px; width: 150px; height: 150px;
  z-index:1;
}
.drop-zone.is-shaking{ animation: dropzone-shake .32s ease; }

.dz-layer{
  position:absolute; inset:0; border-radius:50%;
  box-shadow: 0 10px 30px -6px rgba(53,230,196,.35);
  animation: dropzone-pulse 2.2s ease-in-out infinite;
}
.dz-layer--1{ z-index:5; --lg: linear-gradient(135deg, rgba(53,230,196,.95), rgba(124,92,255,.9)); }
.dz-layer--2{ z-index:4; --lg: linear-gradient(135deg, rgba(124,92,255,.95), rgba(255,92,171,.9)); }
.dz-layer--3{ z-index:3; --lg: linear-gradient(135deg, rgba(255,92,171,.95), rgba(255,210,63,.9)); }

/* each quarter samples the SAME full-circle gradient at its own corner
   (background-size 200% = the whole circle, position picks its quadrant)
   so the four pieces read as one seamless gradient, not four small ones */
.dz-layer .dz-frag{
  position:absolute; width:50%; height:50%;
  background-image: var(--lg); background-size: 200% 200%;
  transition: transform .6s cubic-bezier(.3,.7,.3,1), opacity .55s ease;
}
.dz-layer .dz-frag--tl{ top:0; left:0; background-position: 0% 0%; border-top-left-radius:100%; }
.dz-layer .dz-frag--tr{ top:0; right:0; background-position: 100% 0%; border-top-right-radius:100%; }
.dz-layer .dz-frag--bl{ bottom:0; left:0; background-position: 0% 100%; border-bottom-left-radius:100%; }
.dz-layer .dz-frag--br{ bottom:0; right:0; background-position: 100% 100%; border-bottom-right-radius:100%; }

.dz-layer.is-popped{ animation:none; box-shadow:none; pointer-events:none; }
.dz-layer.is-popped .dz-frag--tl{ transform: translate(-46px,-46px) rotate(-50deg); opacity:0; }
.dz-layer.is-popped .dz-frag--tr{ transform: translate(46px,-46px) rotate(50deg); opacity:0; }
.dz-layer.is-popped .dz-frag--bl{ transform: translate(-46px,46px) rotate(50deg); opacity:0; }
.dz-layer.is-popped .dz-frag--br{ transform: translate(46px,46px) rotate(-50deg); opacity:0; }

.drop-zone__label, .drop-zone__reward{
  position:absolute; inset:0; z-index:6; display:flex; align-items:center; justify-content:center;
  flex-direction:column; text-align:center; line-height:1.35; padding: 10px;
  transition: opacity .4s ease, transform .5s cubic-bezier(.34,1.56,.64,1);
}
.drop-zone__label{
  font-size:.76rem; font-weight:700; color:#fff; text-shadow: 0 1px 4px rgba(8,8,12,.55);
}
.drop-zone__label b{ display:block; font-family:'Space Grotesk',sans-serif; font-size:1.3rem; }
.drop-zone__reward{
  font-size:.72rem; font-weight:600; color:#fff; text-shadow: 0 1px 4px rgba(8,8,12,.55);
  opacity:0; transform: scale(.6);
}
.drop-zone__reward b{
  display:block; font-family:'Space Grotesk',sans-serif; font-size:1.15rem; margin-top:2px;
  background: var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent;
}
.drop-zone.is-broken .drop-zone__label{ opacity:0; transform: scale(.6); }
.drop-zone.is-broken .drop-zone__reward{ opacity:1; transform: scale(1); }

@keyframes dropzone-pulse{
  0%,100%{ box-shadow: 0 10px 30px -6px rgba(53,230,196,.35), inset 0 0 0 1px rgba(255,255,255,.25), 0 0 0 0 rgba(53,230,196,.3); }
  50%{ box-shadow: 0 10px 30px -6px rgba(53,230,196,.35), inset 0 0 0 1px rgba(255,255,255,.25), 0 0 0 12px rgba(53,230,196,0); }
}
@keyframes dropzone-shake{
  0%,100%{ transform: translate(0,0) rotate(0); }
  25%{ transform: translate(-4px,2px) rotate(-3deg); }
  50%{ transform: translate(4px,-2px) rotate(3deg); }
  75%{ transform: translate(-3px,-2px) rotate(-2deg); }
}
@media (max-width: 780px){ .drop-zone{ display:none; } }

/* ===== bouncing head ===== */
.head-ball{
  position:absolute; top:0; left:0; width:104px; height:125px; border-radius:50%;
  background-size:cover; background-position:center;
  box-shadow: 0 18px 40px rgba(0,0,0,.55), 0 0 0 3px rgba(255,255,255,.06);
  cursor: grab; z-index:4; touch-action:none; will-change: transform;
}
.head-ball.is-dragging{ cursor: grabbing; }
@media (max-width: 780px){ .head-ball{ display:none; } }

.hero__in{ position: relative; z-index: 2; }
.kicker{
  display:inline-block; font-size:.85rem; font-weight:600; letter-spacing:.04em;
  color: var(--accent-b); text-transform: uppercase; margin-bottom: 22px;
  padding: 6px 14px; border: 1px solid rgba(53,230,196,.3); border-radius: 100px;
  background: rgba(53,230,196,.06);
}
.hero__title{
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  font-weight: 700;
  max-width: 18ch;
}
.grad{
  background: var(--grad); -webkit-background-clip:text; background-clip:text; color: transparent;
}
.hero__strike{ position:relative; color: var(--text-dim); }
.hero__strike::after{
  content:""; position:absolute; left:-2%; right:-2%; top:52%; height:2px;
  background: var(--accent-c); transform: rotate(-3deg);
}
.hero__sub{
  margin-top: 28px; max-width: 46ch; font-size: 1.1rem; color: var(--text-dim); line-height:1.6;
}
.hero__actions{ margin-top: 40px; display:flex; gap:16px; flex-wrap:wrap; }
.hero__badges{ margin-top: 64px; display:flex; gap: 40px; flex-wrap:wrap; }
.badge{ display:flex; align-items:flex-start; gap:12px; }
.badge b{ font-family:'Space Grotesk',sans-serif; font-size:2rem; background: var(--grad-2); -webkit-background-clip:text; background-clip:text; color:transparent; }
.badge span{ font-size:.82rem; color: var(--text-dim); line-height:1.4; padding-top:6px; }

.scroll-hint{
  position:absolute; left:50%; bottom: 36px; transform: translateX(-50%);
  width:26px; height:42px; border:2px solid var(--border); border-radius:100px; z-index:2;
}
.scroll-hint span{
  position:absolute; top:8px; left:50%; width:4px; height:8px; margin-left:-2px;
  background: var(--accent-b); border-radius:4px; animation: scroll-dot 2s ease infinite;
}
@keyframes scroll-dot{ 0%{ opacity:1; transform: translateY(0);} 70%{ opacity:0; transform: translateY(16px);} 100%{opacity:0;} }

/* ===== marquee ===== */
.marquee{
  border-top:1px solid var(--border); border-bottom:1px solid var(--border);
  overflow:hidden; white-space:nowrap; padding: 20px 0; background: var(--bg-soft);
}
.marquee__track{
  display:inline-flex; gap: 18px; font-family:'Space Grotesk',sans-serif;
  font-size:1.1rem; color: var(--text-dim); animation: marquee 26s linear infinite;
}
.marquee__track span:nth-child(odd){ color: var(--accent-b); }
@keyframes marquee{ from{ transform: translateX(0);} to{ transform: translateX(-50%);} }

/* ===== sections generic ===== */
section{ padding: 120px 0; position: relative; }
.section-kicker{
  font-size:.85rem; font-weight:600; text-transform:uppercase; letter-spacing:.05em;
  color: var(--accent-a); margin-bottom: 14px;
}
.section-title{ font-size: clamp(1.8rem, 3.6vw, 2.6rem); font-weight:700; max-width: 20ch; margin-bottom: 64px; }

/* ===== services / stages ===== */
.stages{ display:grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.stage{
  background: var(--panel); border:1px solid var(--border); border-radius: var(--radius);
  padding: 44px; position: relative; overflow:hidden; transition: transform .35s ease, border-color .35s ease;
}
.stage:hover{ transform: translateY(-6px); border-color: rgba(124,92,255,.4); }
.stage::before{
  content:""; position:absolute; inset:0; opacity:0; transition: opacity .35s ease;
  background: radial-gradient(500px circle at var(--mx,50%) var(--my,0%), rgba(124,92,255,.12), transparent 60%);
}
.stage:hover::before{ opacity:1; }
.stage--alt::before{ background: radial-gradient(500px circle at var(--mx,50%) var(--my,0%), rgba(53,230,196,.12), transparent 60%); }
.stage--alt:hover{ border-color: rgba(53,230,196,.4); }
.stage__num{
  font-family:'Space Grotesk',sans-serif; font-size:.95rem; font-weight:700; color: var(--text-dim);
  border:1px solid var(--border); display:inline-block; padding:4px 12px; border-radius:100px; margin-bottom:24px;
}
.stage__title{ font-size:1.7rem; margin-bottom:18px; }
.stage__text{ color: var(--text-dim); line-height:1.7; margin-bottom: 28px; }
.stage__list li{
  position:relative; padding-left: 26px; margin-bottom:12px; font-size:.95rem; color: var(--text);
}
.stage__list li::before{
  content:"→"; position:absolute; left:0; color: var(--accent-b); font-weight:700;
}
.stage--alt .stage__list li::before{ color: var(--accent-c); }

/* ===== work / cases ===== */
.cases{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.case{
  background: var(--panel); border:1px solid var(--border); border-radius: var(--radius);
  overflow:hidden; transition: transform .35s ease, border-color .35s ease;
}
.case:hover{ transform: translateY(-6px); border-color: rgba(255,255,255,.18); }
.case__media{
  height: 220px; position:relative; display:flex; align-items:flex-end; padding: 18px;
  background-color: var(--bg-soft);
  background-size: cover; background-position: top center;
  transition: transform .5s ease;
}
.case:hover .case__media{ transform: scale(1.06); }
.case__media::before{
  content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(8,8,12,.05) 45%, rgba(8,8,12,.92) 100%);
}
.case__media .case__tag{ position: relative; z-index: 1; }
.case__tag{
  font-size:.75rem; font-weight:700; text-transform:uppercase; letter-spacing:.04em;
  background: rgba(8,8,12,.55); backdrop-filter: blur(6px);
  padding: 6px 14px; border-radius:100px; border:1px solid rgba(255,255,255,.2);
}
.case__body{ padding: 30px 32px 34px; }
.case__body h3{ font-size:1.4rem; margin-bottom:6px; }
.case__role{ color: var(--accent-b); font-size:.85rem; font-weight:600; margin-bottom:16px; }
.case__desc{ color: var(--text-dim); line-height:1.65; font-size:.95rem; margin-bottom:20px; }
.case__tags{ display:flex; gap:8px; flex-wrap:wrap; margin-bottom: 22px; }
.case__tags span{
  font-size:.78rem; color: var(--text-dim); border:1px solid var(--border); padding:5px 12px; border-radius:100px;
}
.case__link{
  display:inline-flex; align-items:center; gap:8px; font-size:.9rem; font-weight:600; color: var(--text);
}
.case__link span{ transition: transform .25s ease; display:inline-block; color: var(--accent-b); }
.case__link:hover span{ transform: translateX(4px); }

/* ===== process / timeline ===== */
.timeline{ display:grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.tl-step{
  background: var(--panel); border:1px solid var(--border); border-radius: 16px; padding: 26px 20px;
  transition: transform .3s ease, border-color .3s ease;
}
.tl-step:hover{ transform: translateY(-5px); border-color: rgba(255,255,255,.2); }
.tl-step__dot{
  width: 34px; height:34px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  background: var(--grad); color:#08080c; font-weight:700; font-family:'Space Grotesk',sans-serif; margin-bottom:18px;
}
.tl-step--accent .tl-step__dot{ background: var(--grad-2); }
.tl-step h4{ font-size:1.05rem; margin-bottom:8px; }
.tl-step p{ color: var(--text-dim); font-size:.85rem; line-height:1.55; }

/* ===== cta ===== */
.cta{
  text-align:center; background: var(--bg-soft); border-top:1px solid var(--border);
  overflow: hidden;
}
.cta__blob{
  position:absolute; left:50%; top:0; width: 900px; height: 500px; transform: translateX(-50%);
  background: radial-gradient(ellipse, rgba(124,92,255,.25), transparent 70%);
  filter: blur(60px); pointer-events:none;
}
.cta__in{ position:relative; z-index:1; display:flex; flex-direction:column; align-items:center; }
.cta .section-kicker{ text-align:center; }
.cta__title{ font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight:700; max-width: 18ch; margin-bottom:20px; }
.cta__sub{ color: var(--text-dim); max-width: 46ch; margin-bottom: 36px; font-size:1.05rem; line-height:1.6; }
.cta__email{ margin-top:22px; color: var(--text-dim); font-size:.9rem; }
.cta__contacts{ display:flex; gap:14px; flex-wrap:wrap; justify-content:center; margin-top: 36px; }
.contact-chip{
  display:flex; flex-direction:column; gap:4px; padding: 14px 24px; border-radius: 16px;
  border:1px solid var(--border); background: var(--panel); transition: border-color .25s ease, transform .25s ease;
  min-width: 180px;
}
.contact-chip:hover{ border-color: rgba(124,92,255,.4); transform: translateY(-3px); }
.contact-chip__label{ font-size:.72rem; text-transform:uppercase; letter-spacing:.05em; color: var(--accent-b); font-weight:600; }
.contact-chip__value{ font-size:.95rem; font-weight:600; }

/* ===== footer ===== */
.footer{ border-top:1px solid var(--border); padding: 40px 0 0; }
.footer__in{ display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:20px; padding-bottom: 28px; }
.logo--footer{ margin-right:0; }
.footer__nav{ display:flex; gap:24px; }
.footer__nav a{ font-size:.85rem; color: var(--text-dim); transition: color .2s ease; }
.footer__nav a:hover{ color: var(--text); }
.footer__contacts{ display:flex; gap:20px; flex-wrap:wrap; }
.footer__contacts a, .footer__contacts span{ font-size:.85rem; color: var(--text-dim); transition: color .2s ease; }
.footer__contacts a:hover{ color: var(--text); }
.footer__legal{
  display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px;
  border-top:1px solid var(--border); padding: 20px 0;
}
.footer__legal a{ font-size:.8rem; color: var(--text-dim); transition: color .2s ease; }
.footer__legal a:hover{ color: var(--text); }
.footer__copy{ color: var(--text-dim); font-size:.8rem; }

/* ===== responsive ===== */
@media (max-width: 980px){
  .stages{ grid-template-columns: 1fr; }
  .cases{ grid-template-columns: 1fr; }
  .timeline{ grid-template-columns: repeat(3, 1fr); }
  .nav{ display:none; }
  .header__cta{ display:none; }
}
@media (max-width: 640px){
  section{ padding: 80px 0; }
  .hero{ padding-top: 120px; }
  .timeline{ grid-template-columns: 1fr 1fr; }
  .hero__badges{ gap: 24px; }
  .stage{ padding: 30px; }
  .case__body{ padding: 24px; }
}