/* ==========================================================
   CEREBROX MARKETING — reels & marketing automation
   ========================================================== */
:root {
  --ink: #0E0E10;
  --ink-2: #17171B;
  --ink-3: #222228;
  --cream: #F4EFE6;
  --hot: #FF4D2E;      /* record-button coral */
  --lime: #C6FF3D;
  --pink: #FF5FA2;
  --blue: #4D6BFF;
  --text: var(--cream);
  --muted: rgba(244, 239, 230, .62);
  --line: rgba(244, 239, 230, .14);
  --grad: linear-gradient(100deg, var(--hot), var(--pink) 55%, var(--blue));

  --f-display: "Bricolage Grotesque", system-ui, sans-serif;
  --f-serif: "Instrument Serif", Georgia, serif;
  --f-mono: "JetBrains Mono", ui-monospace, monospace;
  --pad: clamp(16px, 4vw, 64px);
  --ease: cubic-bezier(.2, .8, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ink); color: var(--text); font: 17px/1.55 var(--f-display); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img, video { display: block; max-width: 100%; }
::selection { background: var(--lime); color: var(--ink); }

.mono { font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
em, .serif { font-family: var(--f-serif); font-style: italic; font-weight: 400; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; color: var(--muted); margin: 0 0 22px; }
.rec { width: 10px; height: 10px; border-radius: 50%; background: var(--hot); box-shadow: 0 0 0 4px rgba(255, 77, 46, .25); animation: rec 1.4s infinite; }
@keyframes rec { 50% { opacity: .25; } }
.hl { background: var(--lime); color: var(--ink); padding: 0 .12em; border-radius: .12em; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.h2 { font-weight: 800; font-size: clamp(38px, 6.2vw, 96px); line-height: .95; letter-spacing: -.04em; margin: 0; }
.h2 em { color: var(--lime); letter-spacing: -.01em; }
.head { padding: 0 var(--pad); max-width: 1300px; margin-bottom: clamp(40px, 6vw, 80px); }
.lede { color: var(--muted); font-size: clamp(17px, 1.4vw, 20px); max-width: 620px; margin: 24px 0 0; }

.grain { position: fixed; inset: -50%; z-index: 100; pointer-events: none; opacity: .06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 1s steps(6) infinite; }
@keyframes grain { 0%,100%{transform:translate(0,0)} 25%{transform:translate(-4%,3%)} 50%{transform:translate(3%,-5%)} 75%{transform:translate(-2%,4%)} }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 24px; border-radius: 999px; font: 700 15px var(--f-display); cursor: pointer; border: 0; white-space: nowrap; transition: transform .25s var(--ease), box-shadow .25s, background .25s; }
.btn:hover { transform: translateY(-2px); }
.btn--hot { background: var(--hot); color: #fff; box-shadow: 0 10px 30px -10px rgba(255, 77, 46, .7); }
.btn--hot:hover { box-shadow: 0 16px 40px -10px rgba(255, 77, 46, .9); }
.btn--ghost { color: var(--text); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn--ghost:hover { box-shadow: inset 0 0 0 1.5px var(--cream); }
.btn--big { padding: 17px 30px; font-size: 17px; }

/* ---------- nav ---------- */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 90; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 16px var(--pad); transition: background .4s, padding .4s; }
.nav.is-scrolled { background: rgba(14, 14, 16, .7); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); padding-block: 10px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 17px; letter-spacing: .08em; }
.logo b { font: italic 400 1.2em var(--f-serif); letter-spacing: 0; margin-left: .3em; color: var(--lime); }
.logo__mark { width: 30px; height: 30px; border-radius: 9px; background: var(--hot); display: grid; place-items: center; }
.logo__mark svg { width: 16px; height: 16px; fill: #fff; }
.nav__links { display: flex; gap: 32px; font-weight: 500; font-size: 15px; }
.nav__links a { opacity: .8; transition: opacity .2s; }
.nav__links a:hover { opacity: 1; }
@media (max-width: 860px) { .nav__links { display: none; } }
@media (max-width: 440px) { .logo { font-size: 14px; } .nav .btn { padding: 10px 14px; font-size: 13px; } }

/* ---------- hero ---------- */
.hero { min-height: 100svh; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 4vw; padding: 120px var(--pad) 80px;
  background: radial-gradient(60% 60% at 80% 40%, rgba(255, 77, 46, .18), transparent 70%), radial-gradient(50% 50% at 10% 90%, rgba(77, 107, 255, .14), transparent 70%); }
.hero__title { font-weight: 800; font-size: clamp(54px, 8.4vw, 150px); line-height: .9; letter-spacing: -.055em; margin: 0 0 28px; }
.hero__sub { color: var(--muted); font-size: clamp(17px, 1.5vw, 21px); max-width: 540px; margin: 0 0 36px; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.hero__phones { position: relative; height: min(78vh, 720px); }
.hero__phones .phone { position: absolute; top: 50%; left: 50%; width: min(19vw, 250px); }
.phone--c { transform: translate(-50%, -50%); z-index: 3; }
.phone--l { transform: translate(-128%, -44%) rotate(-9deg); z-index: 2; }
.phone--r { transform: translate(28%, -56%) rotate(8deg); z-index: 2; }
.sticker { position: absolute; z-index: 4; padding: 9px 14px; border-radius: 999px; font-weight: 700; box-shadow: 0 10px 30px rgba(0,0,0,.35); }
.sticker--a { left: 4%; bottom: 10%; background: var(--cream); color: var(--ink); transform: rotate(-6deg); }
.sticker--b { right: 2%; top: 10%; background: var(--lime); color: var(--ink); transform: rotate(7deg); font-size: 15px; }
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 110px; }
  .hero__phones { height: 118vw; max-height: 620px; }
  .hero__phones .phone { width: 40vw; max-width: 230px; }
}

/* ---------- phone frame ---------- */
.phone { margin: 0; aspect-ratio: 9 / 16; border-radius: 26px; padding: 7px; background: #050506; box-shadow: 0 0 0 1.5px #2c2c33, 0 40px 80px -30px rgba(0,0,0,.8); position: relative; }
.phone video { width: 100%; height: 100%; object-fit: cover; border-radius: 20px; background: var(--ink-3); }
.phone::before { content: ""; position: absolute; top: 14px; left: 50%; transform: translateX(-50%); width: 28%; height: 14px; border-radius: 10px; background: #050506; z-index: 2; }

/* ---------- marquee ---------- */
.marquee { overflow: hidden; padding: 26px 0; background: var(--lime); color: var(--ink); transform: rotate(-1.5deg); margin: 20px -2vw; }
.marquee__track { display: flex; align-items: center; gap: 36px; width: max-content; font-weight: 800; font-size: clamp(34px, 5.5vw, 76px); letter-spacing: -.04em; text-transform: uppercase; animation: marquee 30s linear infinite; }
.marquee__track .serif { text-transform: none; font-size: 1.1em; }
.marquee__track i { font-style: normal; font-size: .45em; color: var(--hot); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- reel wall ---------- */
.reels { padding: clamp(110px, 13vw, 190px) 0 clamp(80px, 10vw, 140px); }
.wall { display: grid; grid-template-columns: repeat(6, 1fr); gap: 22px; padding: 0 var(--pad); }
.reel { margin: 0; }
.reel:nth-child(even) { transform: translateY(48px); }
.reel figcaption { display: flex; flex-direction: column; gap: 2px; padding: 14px 4px 0; }
.reel figcaption b { font-size: 19px; }
.reel figcaption .mono { color: var(--muted); font-size: 11px; }
.snd { position: absolute; right: 14px; bottom: 14px; z-index: 3; width: 40px; height: 40px; border-radius: 50%; border: 0; background: rgba(0,0,0,.55); color: #fff; font-size: 17px; cursor: pointer; backdrop-filter: blur(6px); transition: background .2s, transform .2s; }
.snd:hover { transform: scale(1.08); }
.reel.is-loud .snd { background: var(--hot); }
.reel .phone { cursor: pointer; transition: transform .4s var(--ease); }
.reel:hover .phone { transform: translateY(-6px) rotate(-1deg); }
@media (max-width: 1100px) { .wall { grid-template-columns: repeat(3, 1fr); } .reel:nth-child(even) { transform: none; } }
@media (max-width: 640px) {
  .wall { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 8px; scrollbar-width: none; }
  .wall::-webkit-scrollbar { display: none; }
  .reel { flex: 0 0 62vw; scroll-snap-align: center; }
}

/* ---------- how ---------- */
.how { padding: clamp(90px, 11vw, 160px) 0; background: var(--ink-2); border-radius: 40px; margin: 0 clamp(0px, 1.5vw, 24px); }
.pipe { list-style: none; margin: 0; padding: 0 var(--pad); display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: p; }
.pipe li { position: relative; padding: 30px 28px 32px; border-radius: 24px; background: var(--ink-3); overflow: hidden; transition: transform .4s var(--ease), background .4s; }
.pipe li:hover { transform: translateY(-4px); background: #2a2a31; }
.pipe li::after { content: "→"; position: absolute; right: 24px; top: 26px; font-size: 22px; color: var(--muted); }
.pipe li:last-child::after { content: "↺"; color: var(--lime); }
.pipe__n { font: 800 64px/1 var(--f-display); letter-spacing: -.05em; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.pipe h3 { font-size: 26px; margin: 14px 0 8px; letter-spacing: -.02em; }
.pipe p { margin: 0; color: var(--muted); font-size: 15px; }
@media (max-width: 900px) { .pipe { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .pipe { grid-template-columns: 1fr; } }

/* ---------- services ---------- */
.services { padding: clamp(110px, 13vw, 190px) 0; }
.svc { list-style: none; margin: 0; padding: 0 var(--pad); display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.svc__i { padding: 30px 28px; border-radius: 24px; box-shadow: inset 0 0 0 1.5px var(--line); transition: box-shadow .3s, transform .3s var(--ease); }
.svc__i:hover { box-shadow: inset 0 0 0 1.5px var(--lime); transform: translateY(-3px); }
.svc__i--big { grid-row: span 2; background: var(--hot); box-shadow: none; display: flex; flex-direction: column; justify-content: flex-end; min-height: 320px; }
.svc__i--big:hover { box-shadow: none; }
.svc__i--big p { color: rgba(255,255,255,.88) !important; }
.svc__i--big .tag { background: var(--ink); color: var(--lime); align-self: flex-start; }
.svc__i h3 { font-size: 28px; letter-spacing: -.02em; margin: 12px 0 8px; }
.svc__i--big h3 { font-size: clamp(36px, 4vw, 56px); line-height: .95; }
.svc__i p { margin: 0; color: var(--muted); font-size: 15px; }
.tag { display: inline-block; padding: 5px 10px; border-radius: 99px; background: var(--lime); color: var(--ink); font-size: 10px; }
@media (max-width: 900px) { .svc { grid-template-columns: 1fr 1fr; } .svc__i--big { grid-column: span 2; grid-row: auto; } }
@media (max-width: 560px) { .svc { grid-template-columns: 1fr; } .svc__i--big { grid-column: auto; } }

/* ---------- proof ---------- */
.proof { padding: 0 var(--pad) clamp(100px, 12vw, 180px); }
.proof__card { display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(28px, 5vw, 80px); align-items: center; padding: clamp(32px, 5vw, 72px); border-radius: 36px; background: var(--cream); color: var(--ink); --muted: rgba(14,14,16,.65); --line: rgba(14,14,16,.2); }
.proof__card .h2 { font-size: clamp(36px, 5vw, 76px); }
.proof__card .h2 em { color: var(--hot); }
.proof__card p { color: var(--muted); font-size: 17px; max-width: 560px; }
.proof__card .eyebrow { color: var(--muted); }
.proof__card .btn--ghost { color: var(--ink); margin-top: 8px; }
.proof__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; font-size: 13px; letter-spacing: .06em; }
.proof__list li { display: flex; gap: 12px; align-items: baseline; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.proof__list span { color: var(--hot); }
@media (max-width: 900px) { .proof__card { grid-template-columns: 1fr; } }

/* ---------- contact ---------- */
.contact { padding: clamp(100px, 12vw, 180px) var(--pad); background: radial-gradient(60% 50% at 50% 0%, rgba(198, 255, 61, .1), transparent 70%); }
.contact__inner { max-width: 980px; margin: 0 auto; }
.contact__title { font-weight: 800; font-size: clamp(46px, 8vw, 128px); line-height: .92; letter-spacing: -.05em; margin: 0; }
.form { display: grid; gap: 20px; margin-top: 48px; padding: clamp(22px, 4vw, 44px); border-radius: 28px; background: var(--ink-2); box-shadow: inset 0 0 0 1px var(--line); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form label { display: grid; gap: 8px; }
.form label > .mono, .chips legend { color: var(--muted); font-size: 11px; }
.form small { text-transform: none; letter-spacing: 0; }
.form input, .form select, .form textarea { width: 100%; font: 500 17px var(--f-display); color: var(--text); background: rgba(244,239,230,.05); border: 1px solid var(--line); border-radius: 12px; padding: 13px 15px; transition: border-color .2s, background .2s; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--lime); background: rgba(244,239,230,.08); }
.form select option { background: var(--ink-2); }
.chips { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.chips legend { margin-bottom: 10px; padding: 0; }
.chips label { display: inline-flex; cursor: pointer; }
.chips input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.chips span { padding: 9px 16px; border-radius: 99px; box-shadow: inset 0 0 0 1.5px var(--line); font-weight: 500; font-size: 15px; transition: background .2s, color .2s, box-shadow .2s; }
.chips input:checked + span { background: var(--lime); color: var(--ink); box-shadow: none; }
.chips input:focus-visible + span { outline: 2px solid var(--lime); outline-offset: 2px; }
.form__foot { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.form__status { margin: 0; color: var(--muted); }
.form__status.is-ok { color: var(--lime); }
.form__status.is-err { color: var(--pink); }
.form__status a, .form__legal a, .footer__row a { text-decoration: underline; text-underline-offset: 3px; }
.form__legal { margin: 0; font-size: 13px; color: var(--muted); }
.form__hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
@media (max-width: 640px) { .form__row { grid-template-columns: 1fr; } }

/* ---------- footer ---------- */
.footer { padding: 40px var(--pad) 30px; border-top: 1px solid var(--line); overflow: hidden; }
.footer__big { font-weight: 800; font-size: 15vw; line-height: .85; letter-spacing: -.06em; margin: 0 0 28px -.03em; color: transparent; -webkit-text-stroke: 1.5px var(--cream); white-space: nowrap; }
.footer__big span { color: var(--hot); -webkit-text-stroke: 0; font-size: .5em; vertical-align: middle; margin-left: .15em; }
.footer__row { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px; color: var(--muted); font-size: 11px; }

/* ---------- reveal ---------- */
.fade { opacity: 0; transform: translateY(36px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.fade.in { opacity: 1; transform: none; }
.reel.fade.in:nth-child(even) { transform: translateY(48px); }
@media (max-width: 1100px) { .reel.fade.in:nth-child(even) { transform: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .fade { opacity: 1; transform: none; }
}