/* IRONPULSE — loud, high-contrast athletic theme
   Fonts: Anton (condensed display) + Archivo (body)
   Motion: kinetic headline, marquee, snappy skews, scroll progress bar */

:root {
  --bg: #0b0b0b;
  --bg-2: #141414;
  --bg-3: #1d1d1d;
  --lime: #c6ff00;
  --hot: #ff3d2e;
  --white: #f4f4f0;
  --grey: #8a8a85;
  --line: #2a2a2a;
  --snap: cubic-bezier(.7, 0, .2, 1);
  --display: "Anton", Impact, sans-serif;
  --body: "Archivo", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: clip; }
body { background: var(--bg); color: var(--white); font-family: var(--body); line-height: 1.5; overflow-x: hidden; overflow-x: clip; }
img { width: 100%; height: 100%; object-fit: cover; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--lime); color: #000; }
:focus-visible { outline: 2px solid var(--lime); outline-offset: 3px; }
.skip { position: fixed; top: -100px; left: 1rem; z-index: 400; background: var(--lime); color: #000; font-weight: 800; padding: .6rem 1rem; }
.skip:focus { top: 1rem; }

h1, h2 { font-family: var(--display); font-weight: 400; text-transform: uppercase; line-height: .9; letter-spacing: .01em; }
h2 { font-size: clamp(3rem, 9vw, 7rem); }
h2 sup { font-family: var(--body); font-size: 1rem; color: var(--lime); vertical-align: top; margin-left: .4rem; }
.accent { color: var(--lime); }
.outline { color: transparent; -webkit-text-stroke: 2px var(--white); }
section { padding: clamp(4rem, 9vw, 7rem) clamp(1rem, 4vw, 3rem); }
.sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem; flex-wrap: wrap; margin-bottom: 3rem; border-bottom: 1px solid var(--line); padding-bottom: 1.5rem; }
.sec-head p { color: var(--grey); max-width: 360px; }

.ph { background: repeating-linear-gradient(-45deg, #151515 0 14px, #1b1b1b 14px 28px); }

.progress { position: fixed; top: 0; left: 0; height: 4px; width: 100%; background: var(--lime); transform-origin: left; transform: scaleX(0); z-index: 100; }

/* ---------- nav ---------- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 60; display: flex; align-items: center; gap: 2rem; padding: 1rem clamp(1rem, 4vw, 3rem); mix-blend-mode: normal; transition: background .3s, transform .4s var(--snap); }
.nav.solid { background: rgba(11,11,11,.92); backdrop-filter: blur(6px); }
.nav.hide { transform: translateY(-100%); }
.logo { font-family: var(--display); font-size: 1.7rem; letter-spacing: .02em; }
.logo span { color: var(--lime); }
.nav-links { display: flex; gap: 1.8rem; margin-left: auto; font-weight: 700; text-transform: uppercase; font-size: .85rem; letter-spacing: .08em; }
.nav-links a { position: relative; overflow: hidden; display: inline-block; }
.nav-links a:hover { color: var(--lime); }
.burger { display: none; background: none; border: 0; cursor: pointer; width: 34px; }
.burger span { display: block; height: 3px; background: var(--white); margin: 5px 0; transition: transform .35s var(--snap), opacity .2s; }

.btn { display: inline-block; background: var(--lime); color: #000; font: 800 .9rem var(--body); text-transform: uppercase; letter-spacing: .06em; padding: .8rem 1.4rem; border: 0; cursor: pointer; clip-path: polygon(0 0, 100% 0, 100% 70%, 88% 100%, 0 100%); transition: transform .25s var(--snap), background .2s; }
.btn:hover { background: var(--white); transform: translate(-3px, -3px); }
.btn-big { font-size: 1.05rem; padding: 1.1rem 2rem; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: 100vh; display: flex; align-items: flex-end; padding-bottom: 8vh; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; filter: grayscale(1) contrast(1.15); opacity: .55; }
.hero-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, var(--bg) 5%, transparent 60%), linear-gradient(90deg, rgba(11,11,11,.8), transparent 70%); }
.hero-inner { position: relative; width: 100%; }
.tag { font-family: ui-monospace, monospace; color: var(--lime); margin-bottom: 1rem; letter-spacing: .05em; }
.kinetic { font-size: clamp(4rem, 15vw, 13rem); }
.kinetic .line { display: block; overflow: hidden; }
.kinetic .word { display: inline-block; white-space: nowrap; }
.kinetic .ch { display: inline-block; transform: translateY(110%); animation: rise .9s var(--snap) forwards; }
@keyframes rise { to { transform: none; } }
.hero-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem; flex-wrap: wrap; margin-top: 2rem; }
.hero-row p { max-width: 420px; color: #cfcfca; font-size: 1.1rem; }
.scroll-cue { position: absolute; right: clamp(1rem, 4vw, 3rem); top: 50%; writing-mode: vertical-rl; font-size: .75rem; letter-spacing: .4em; color: var(--grey); }
.scroll-cue::after { content: ""; display: inline-block; width: 1px; height: 60px; background: var(--lime); margin-top: 1rem; animation: drop 1.8s var(--snap) infinite; transform-origin: top; }
@keyframes drop { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- marquee ---------- */
.marquee { background: var(--lime); color: #000; overflow: hidden; padding: .9rem 0; transform: skewY(-2deg); }
.marquee-track { display: flex; gap: 2.5rem; width: max-content; animation: slide 18s linear infinite; font-family: var(--display); font-size: clamp(1.8rem, 4vw, 3rem); text-transform: uppercase; }
.marquee-track span:nth-child(even) { -webkit-text-stroke: 1.5px #000; color: transparent; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- numbers ---------- */
.numbers { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.numbers div { padding: 1rem; border-left: 1px solid var(--line); }
.numbers div:first-child { border-left: 0; }
.numbers b { display: block; font-family: var(--display); font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 400; color: var(--lime); }
.numbers span { color: var(--grey); text-transform: uppercase; font-size: .8rem; letter-spacing: .1em; }

/* ---------- programs ---------- */
.prog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.prog { position: relative; background: var(--bg); padding: 2rem; min-height: 280px; display: flex; flex-direction: column; overflow: hidden; cursor: default; }
.prog::before { content: ""; position: absolute; inset: 0; background: var(--lime); transform: translateY(101%); transition: transform .45s var(--snap); z-index: 0; }
.prog:hover::before { transform: none; }
.prog > * { position: relative; z-index: 1; transition: color .3s; }
.prog:hover > * { color: #000; }
.prog .num { font-family: ui-monospace, monospace; color: var(--grey); font-size: .85rem; }
.prog h3 { font-family: var(--display); font-weight: 400; font-size: 2.4rem; text-transform: uppercase; margin: auto 0 .6rem; }
.prog p { color: var(--grey); }
.prog .meta { display: flex; gap: .6rem; margin-top: 1rem; font-size: .75rem; font-weight: 700; text-transform: uppercase; }
.prog .meta span { border: 1px solid currentColor; padding: .2rem .5rem; }
.prog .arrow { position: absolute; top: 1.6rem; right: 1.6rem; font-size: 1.8rem; transition: transform .4s var(--snap); }
.prog:hover .arrow { transform: rotate(45deg); }

/* ---------- schedule ---------- */
.schedule { background: var(--bg-2); }
.intensity, .days { display: flex; gap: .4rem; flex-wrap: wrap; }
.intensity button, .days button { background: none; border: 1px solid var(--line); color: var(--white); padding: .55rem 1rem; font: 700 .8rem var(--body); text-transform: uppercase; letter-spacing: .08em; cursor: pointer; transition: all .2s; }
.intensity button.on, .days button.on { background: var(--white); color: #000; border-color: var(--white); }
.days { margin-bottom: 1.5rem; }
.days button { flex: 1; min-width: 70px; }
.days button.today::after { content: " •"; color: var(--lime); }
.classes { display: flex; flex-direction: column; }
.cls { display: grid; grid-template-columns: 110px 1.5fr 1fr 120px 140px; gap: 1rem; align-items: center; padding: 1.1rem 0; border-bottom: 1px solid var(--line); animation: slideIn .4s var(--snap) both; transition: background .2s, padding .2s; }
.cls:hover { background: var(--bg-3); padding-left: 1rem; }
.classes.static .cls { animation: none; }
@keyframes slideIn { from { opacity: 0; transform: translateX(-20px); } }
.cls time { font-family: var(--display); font-size: 1.6rem; }
.cls .name { font-weight: 800; font-size: 1.1rem; text-transform: uppercase; }
.cls .who { color: var(--grey); }
.bars { display: flex; gap: 3px; }
.bars i { width: 22px; height: 8px; background: var(--line); }
.bars i.f { background: var(--lime); }
.bars.l3 i.f { background: var(--hot); }
.spots { font-size: .85rem; text-align: right; }
.spots button { background: none; border: 1px solid var(--lime); color: var(--lime); padding: .4rem .8rem; font: 700 .75rem var(--body); text-transform: uppercase; cursor: pointer; transition: all .2s; }
.spots button:hover { background: var(--lime); color: #000; }
.spots button.booked { background: var(--lime); color: #000; }
.spots button:disabled { border-color: var(--line); color: var(--grey); cursor: not-allowed; }
.empty { color: var(--grey); padding: 2rem 0; }

/* ---------- coaches ---------- */
.coach-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.coach { position: relative; aspect-ratio: 3/4; overflow: hidden; background: var(--bg-3); }
.coach .mono { position: absolute; inset: 0; display: grid; place-items: center; font-family: var(--display); font-size: 7rem; color: #262626; transition: transform .6s var(--snap), color .4s; }
.coach:hover .mono { transform: scale(1.15) rotate(-6deg); color: #333; }
.coach .info { position: absolute; left: 0; right: 0; bottom: 0; padding: 1.2rem; background: linear-gradient(0deg, #000 30%, transparent); }
.coach h3 { font-family: var(--display); font-weight: 400; font-size: 1.8rem; text-transform: uppercase; }
.coach .role { color: var(--lime); font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.coach .stats { display: grid; grid-template-columns: 1fr 1fr; gap: .4rem; margin-top: .8rem; max-height: 0; overflow: hidden; transition: max-height .5s var(--snap); font-size: .8rem; }
.coach:hover .stats, .coach:focus-within .stats { max-height: 120px; }
.coach .stats b { display: block; font-family: var(--display); font-size: 1.3rem; font-weight: 400; color: var(--white); }
.coach .stats span { color: var(--grey); }

/* ---------- plans ---------- */
.plans { background: var(--bg-2); }
.toggle { display: flex; align-items: center; gap: .8rem; font-weight: 700; text-transform: uppercase; font-size: .85rem; cursor: pointer; }
.toggle input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.toggle input:focus-visible + i { outline: 2px solid var(--lime); outline-offset: 3px; }
.toggle i { width: 56px; height: 28px; background: var(--bg-3); border: 1px solid var(--line); position: relative; }
.toggle i::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; background: var(--lime); transition: transform .3s var(--snap); }
.toggle input:checked + i::after { transform: translateX(28px); }
.toggle em { color: var(--lime); font-style: normal; }
.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.plan { border: 1px solid var(--line); padding: 2rem; display: flex; flex-direction: column; position: relative; transition: transform .3s var(--snap), border-color .3s; }
.plan:hover { transform: translateY(-6px); border-color: var(--grey); }
.plan.hot { border-color: var(--lime); background: linear-gradient(180deg, rgba(198,255,0,.07), transparent 60%); }
.plan .badge { position: absolute; top: -12px; left: 2rem; background: var(--lime); color: #000; font-size: .7rem; font-weight: 800; padding: .2rem .6rem; text-transform: uppercase; letter-spacing: .1em; }
.plan h3 { font-family: var(--display); font-weight: 400; font-size: 2rem; text-transform: uppercase; }
.plan .price { font-family: var(--display); font-size: 3.6rem; margin: 1rem 0 .2rem; line-height: 1; }
.plan .price small { font-family: var(--body); font-size: .9rem; color: var(--grey); }
.plan .billed { color: var(--grey); font-size: .85rem; min-height: 1.3em; margin-bottom: 1.4rem; }
.plan ul { list-style: none; margin-bottom: 2rem; flex: 1; }
.plan li { padding: .5rem 0; border-bottom: 1px dashed var(--line); font-size: .95rem; }
.plan li::before { content: "→ "; color: var(--lime); }
.plan li.no { color: #555; text-decoration: line-through; }
.plan li.no::before { color: #555; }

/* ---------- bmi ---------- */
.bmi { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.bmi-text p { color: var(--grey); max-width: 420px; margin-top: 1.5rem; }
.bmi-card { background: var(--bg-2); border: 1px solid var(--line); padding: 2rem; }
.bmi-card label { display: block; font-weight: 700; text-transform: uppercase; font-size: .8rem; letter-spacing: .1em; margin-bottom: 1.5rem; }
.bmi-card output { float: right; color: var(--lime); font-size: 1rem; }
input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 4px; background: var(--line); margin-top: 1rem; }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; background: var(--lime); cursor: pointer; }
input[type="range"]::-moz-range-thumb { width: 22px; height: 22px; background: var(--lime); border: 0; cursor: pointer; border-radius: 0; }
.bmi-result { display: flex; align-items: baseline; gap: 1rem; margin: .5rem 0 1rem; }
.bmi-result b { font-family: var(--display); font-weight: 400; font-size: 4.5rem; line-height: 1; }
.bmi-result span { font-weight: 800; text-transform: uppercase; color: var(--lime); }
.bmi-bar { position: relative; height: 10px; background: linear-gradient(90deg, #4aa3ff 0 23.2%, var(--lime) 23.2% 46.4%, #ffb800 46.4% 64.3%, var(--hot) 64.3%); }
.bmi-bar i { position: absolute; top: -6px; width: 4px; height: 22px; background: var(--white); transition: left .4s var(--snap); }
.bmi-scale { position: relative; height: 1.2em; font-size: .75rem; color: var(--grey); margin-top: .4rem; }
.bmi-scale span { position: absolute; transform: translateX(-50%); }

/* ---------- cta ---------- */
.cta { text-align: center; border-top: 1px solid var(--line); }
.cta h2 { font-size: clamp(3.5rem, 12vw, 10rem); line-height: 1; margin-bottom: 2.5rem; }
.trial { display: flex; max-width: 560px; margin: 0 auto; }
.trial input { flex: 1; min-width: 0; background: var(--bg-2); border: 1px solid var(--line); border-right: 0; color: var(--white); font: 500 1rem var(--body); padding: 0 1.2rem; }
.trial input:focus { outline: none; border-color: var(--lime); }
.trial input:user-invalid { border-color: var(--hot); }
.trial-msg { margin-top: 1rem; min-height: 1.5em; color: var(--lime); font-weight: 700; }

.footer .logo { color: var(--white); }
.footer a:hover { color: var(--lime); }
.hint-touch { display: none; }
@media (hover: none) { .hint-fine { display: none; } .hint-touch { display: inline; } }
.footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; align-items: center; padding: 2rem clamp(1rem, 4vw, 3rem); border-top: 1px solid var(--line); color: var(--grey); font-size: .85rem; }

/* reveal */
.rv { opacity: 0; transform: translateY(40px) skewY(2deg); transition: opacity .7s var(--snap), transform .7s var(--snap); }
.rv.in { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .burger { display: block; margin-left: auto; }
  .nav > .btn { display: none; }
  .nav-links { position: fixed; inset: 0; background: var(--lime); color: #000; flex-direction: column; justify-content: center; padding: 2rem; gap: 1rem; font-family: var(--display); font-size: 3rem; clip-path: circle(0 at calc(100% - 40px) 40px); visibility: hidden; transition: clip-path .6s var(--snap), visibility 0s .6s; z-index: -1; }
  .nav.open .nav-links { clip-path: circle(150% at calc(100% - 40px) 40px); visibility: visible; transition: clip-path .6s var(--snap); }
  .nav.open .burger span { background: #000; }
  .nav.open .burger span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav.open .burger span:nth-child(2) { opacity: 0; }
  .nav.open .burger span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .nav.open .logo, .nav.open .logo span { color: #000; }
  .numbers { grid-template-columns: 1fr 1fr; }
  .numbers div:nth-child(3) { border-left: 0; }
  .prog-grid, .plan-grid { grid-template-columns: 1fr; }
  .coach-grid { grid-template-columns: 1fr 1fr; }
  .cls { grid-template-columns: 80px 1fr auto; }
  .cls .who, .cls .bars { display: none; }
  .bmi { grid-template-columns: 1fr; }
  .scroll-cue { display: none; }
  .coach .stats { max-height: 120px; }
}
@media (max-width: 600px) {
  .coach-grid { grid-template-columns: 1fr; }
  .coach { aspect-ratio: 4/3; }
  .trial { flex-direction: column; gap: .6rem; }
  .trial input { border-right: 1px solid var(--line); padding: 1rem 1.2rem; }
  .trial .btn { width: 100%; clip-path: none; }
  .cta h2 { font-size: clamp(3rem, 15vw, 5rem); }
  .kinetic { font-size: clamp(3.6rem, 19vw, 6rem); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .kinetic .ch { transform: none; }
  .rv { opacity: 1; transform: none; }
}