/* ============================================================
   FITNESS — bespoke layout
   Tone: dark + neon-lime, динамика, мотив "сила + дисциплина".
   Heart-rate animation, schedule heatmap, transformation slider.
   ============================================================ */

body[data-niche="fitness"] {
  --neon:           #C8FF3D;
  --neon-deep:      #A0D31C;
  --neon-soft:      rgba(200, 255, 61, .18);
  --carbon:         #0B0C10;
  --carbon-2:       #14161C;
  --carbon-3:       #1B1E26;
  --steel:          #2A2E38;
  --ash:            #5A6072;
  --white:          #F1F5F0;
  --white-2:        #C9CDC8;
  --hot:            #FF4444;
  --hairline:       rgba(255,255,255,.08);
  --hairline-2:     rgba(255,255,255,.16);

  --surface-page:   var(--carbon);
  --surface-card:   var(--carbon-2);
  --surface-soft:   var(--carbon-3);
  --text-primary:   var(--white);
  --text-secondary: var(--white-2);
  --border-soft:    var(--hairline);
  --accent:         var(--neon);
  --accent-dark:    var(--neon-deep);

  background: var(--carbon);
  color: var(--white);
  font-family: var(--font-sans);
}

body[data-niche="fitness"] h1,
body[data-niche="fitness"] h2,
body[data-niche="fitness"] h3 {
  font-family: 'Manrope', var(--font-sans); font-weight: 800;
  letter-spacing: -0.03em; color: var(--white); line-height: 1.05; text-transform: none;
}

/* ---- TOPBAR ---- */
.f-topbar {
  position: sticky; top: 0; z-index: 30;
  background: rgba(11,12,16,.78); backdrop-filter: saturate(160%) blur(16px);
  border-bottom: 1px solid var(--hairline); padding: 14px 0;
}
.f-topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.f-brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; font-size: 16px; }
.f-brand-mark {
  width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center;
  background: var(--neon); color: var(--carbon);
  font-weight: 900; font-size: 18px; letter-spacing: 0;
  clip-path: polygon(15% 0, 100% 0, 85% 100%, 0 100%);
}
.f-nav { display: flex; gap: 28px; }
.f-nav a { color: var(--white-2); font-size: 12px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; }
.f-nav a:hover { color: var(--neon); }
.f-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; background: var(--neon); color: var(--carbon);
  font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase;
  clip-path: polygon(8% 0, 100% 0, 92% 100%, 0 100%);
  transition: background .2s var(--ease-smooth), filter .2s var(--ease-smooth);
}
.f-cta:hover { background: var(--neon-deep); filter: brightness(1.05); }
.f-cta.ghost { background: transparent; color: var(--neon); border: 1px solid var(--neon); clip-path: none; padding: 11px 21px; }
.f-cta.ghost:hover { background: var(--neon-soft); color: var(--neon); }
@media (max-width: 760px) { .f-nav { display: none; } }

/* ---- HERO ---- */
.f-hero {
  position: relative; padding: clamp(60px, 8vw, 100px) 0 clamp(56px, 7vw, 96px);
  overflow: hidden;
  background:
    radial-gradient(70% 60% at 80% 0%, color-mix(in srgb, var(--neon) 15%, transparent), transparent 60%),
    radial-gradient(50% 60% at 0% 100%, color-mix(in srgb, var(--neon) 10%, transparent), transparent 60%),
    var(--carbon);
}
/* Diagonal grain stripes */
.f-hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .07;
  background: repeating-linear-gradient(
    115deg,
    transparent 0 6px,
    var(--neon) 6px 7px
  );
}
.f-hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }

.f-hero-tag {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 14px; border: 1px solid var(--neon); color: var(--neon);
  font-size: 11px; letter-spacing: .26em; text-transform: uppercase; font-weight: 700;
  margin-bottom: 24px;
}
.f-hero-tag .live { width: 8px; height: 8px; background: var(--neon); border-radius: 50%; box-shadow: 0 0 12px var(--neon); animation: f-blink 1.4s ease-in-out infinite; }
@keyframes f-blink { 0%,100% { opacity: 1 } 50% { opacity: .35 } }

.f-hero h1 {
  font-size: clamp(46px, 7vw, 96px); line-height: .98; letter-spacing: -0.04em;
  margin: 0 0 22px; text-transform: uppercase;
}
.f-hero h1 strike-mark { display: inline-block; position: relative; }
.f-hero h1 .neon { color: var(--neon); }
.f-hero h1 .strike { position: relative; display: inline-block; padding-right: 4px; }
.f-hero h1 .strike::after { content: ''; position: absolute; left: -6px; right: -6px; top: 52%; height: 7px; background: var(--neon); transform: skewX(-12deg); }
.f-hero-lead { color: var(--white-2); font-size: clamp(16px, 1.4vw, 19px); line-height: 1.55; max-width: 50ch; margin: 0 0 32px; }
.f-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }

.f-hero-meta {
  margin-top: 36px; display: flex; gap: 24px; flex-wrap: wrap; align-items: center;
  padding-top: 24px; border-top: 1px solid var(--hairline);
}
.f-hero-meta .item { display: flex; gap: 10px; align-items: center; color: var(--white-2); font-size: 13px; }
.f-hero-meta .item b { color: var(--white); font-weight: 800; font-size: 16px; font-family: 'JetBrains Mono', monospace; }
.f-hero-meta .item::before { content: ''; width: 6px; height: 6px; background: var(--neon); border-radius: 50%; }

/* HEART-RATE animated SVG */
.f-hr {
  position: relative; aspect-ratio: 6/7; min-height: 380px;
  background: var(--carbon-2); border: 1px solid var(--hairline-2);
  display: flex; flex-direction: column;
  overflow: hidden; clip-path: polygon(8% 0, 100% 0, 100% 92%, 92% 100%, 0 100%, 0 8%);
}
.f-hr-head {
  padding: 18px 22px; display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--hairline);
}
.f-hr-head h4 { margin: 0; font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--white-2); font-weight: 700; }
.f-hr-head .pill {
  background: var(--neon); color: var(--carbon);
  padding: 3px 10px; font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase;
}
.f-hr-body { flex: 1; padding: 18px 22px; display: flex; flex-direction: column; gap: 14px; }
.f-hr-bpm { display: flex; align-items: baseline; gap: 10px; }
.f-hr-bpm strong { font-family: 'JetBrains Mono', monospace; font-size: 64px; font-weight: 800; line-height: 1; color: var(--neon); }
.f-hr-bpm small { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--white-2); font-weight: 700; }
.f-hr-graph { flex: 1; min-height: 90px; position: relative; }
.f-hr-graph svg { width: 100%; height: 100%; display: block; }
.f-hr-graph .ekg { stroke: var(--neon); stroke-width: 2.5; fill: none;
  stroke-dasharray: 600; stroke-dashoffset: 600; animation: f-ekg 3.4s linear infinite; filter: drop-shadow(0 0 6px var(--neon)); }
@keyframes f-ekg { to { stroke-dashoffset: -600; } }

.f-hr-sets { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding: 18px 22px; border-top: 1px solid var(--hairline); }
.f-hr-set { background: var(--carbon-3); padding: 12px; }
.f-hr-set b { font-family: 'JetBrains Mono', monospace; font-size: 22px; color: var(--white); display: block; line-height: 1.05; }
.f-hr-set span { font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--ash); font-weight: 700; }
@media (max-width: 900px) { .f-hero-grid { grid-template-columns: 1fr; } }

/* ---- TICKER stats ---- */
.f-ticker {
  background: var(--neon); color: var(--carbon); padding: 18px 0;
  font-family: 'JetBrains Mono', monospace; font-size: 14px; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; overflow: hidden;
}
.f-ticker-track { display: inline-flex; gap: 56px; align-items: center; animation: f-mq 28s linear infinite; padding-right: 56px; white-space: nowrap; }
.f-ticker-track span::after { content: '/'; margin-left: 56px; opacity: .4; }
@keyframes f-mq { 0% { transform: translateX(0) } 100% { transform: translateX(-50%) } }

/* ---- SCHEDULE — heatmap-like grid ---- */
.f-sec { padding: clamp(72px, 9vw, 120px) 0; }
.f-eyebrow { color: var(--neon); font-size: 11px; letter-spacing: .26em; text-transform: uppercase; font-weight: 700; margin-bottom: 14px; display: inline-block; }
.f-h2 { font-size: clamp(34px, 4.6vw, 60px); letter-spacing: -0.03em; line-height: 1.05; margin: 0 0 14px; text-transform: uppercase; font-weight: 800; }
.f-lead { color: var(--white-2); font-size: clamp(15px, 1.2vw, 17px); line-height: 1.6; max-width: 60ch; }

.f-sched {
  margin-top: 40px;
  background: var(--carbon-2); border: 1px solid var(--hairline-2);
  overflow: hidden;
}
.f-sched-grid {
  display: grid; grid-template-columns: 84px repeat(7, 1fr); gap: 1px;
  background: var(--hairline);
}
.f-sched-grid > div, .f-sched-grid > button {
  background: var(--carbon-2); padding: 12px 10px; min-height: 60px;
  font-size: 12px; color: var(--white-2); border: 0;
  text-align: center;
  position: relative;
}
.f-sched-grid .head {
  background: var(--carbon-3); color: var(--white);
  font-size: 11px; letter-spacing: .16em; text-transform: uppercase; font-weight: 800;
  padding: 14px 8px;
}
.f-sched-grid .time {
  background: var(--carbon-3); color: var(--ash);
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  display: flex; align-items: center; justify-content: center;
}
.f-sched-grid button {
  cursor: pointer; transition: background .2s var(--ease-smooth);
  display: flex; flex-direction: column; gap: 2px; align-items: stretch;
}
.f-sched-grid button:hover { background: var(--carbon-3); }
.f-sched-grid button b { color: var(--white); font-size: 11px; font-weight: 700; line-height: 1.2; }
.f-sched-grid button em { font-style: normal; font-size: 9px; color: var(--ash); letter-spacing: .06em; }
.f-sched-grid button.lvl-1 { box-shadow: inset 4px 0 0 0 #6BCFFF; }
.f-sched-grid button.lvl-2 { box-shadow: inset 4px 0 0 0 var(--neon); }
.f-sched-grid button.lvl-3 { box-shadow: inset 4px 0 0 0 #FFB13D; }
.f-sched-grid button.lvl-4 { box-shadow: inset 4px 0 0 0 var(--hot); }
.f-sched-grid button.full { opacity: .35; cursor: not-allowed; }
.f-sched-grid button.full::after { content: 'FULL'; position: absolute; right: 8px; top: 8px; color: var(--ash); font-size: 9px; font-weight: 800; letter-spacing: .14em; }

.f-sched-legend { display: flex; gap: 18px; padding: 14px 18px; border-top: 1px solid var(--hairline); flex-wrap: wrap; font-size: 11px; color: var(--white-2); letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }
.f-sched-legend i { width: 12px; height: 12px; display: inline-block; vertical-align: middle; margin-right: 6px; }
.f-sched-legend i.lvl-1 { background: #6BCFFF; }
.f-sched-legend i.lvl-2 { background: var(--neon); }
.f-sched-legend i.lvl-3 { background: #FFB13D; }
.f-sched-legend i.lvl-4 { background: var(--hot); }
@media (max-width: 800px) { .f-sched-grid { grid-template-columns: 64px repeat(7, 1fr); } .f-sched-grid > div, .f-sched-grid > button { padding: 8px 4px; min-height: 54px; } }

/* ---- TRAINERS ---- */
.f-trainers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 40px; }
.f-trainer { background: var(--carbon-2); border: 1px solid var(--hairline); overflow: hidden; transition: transform .25s var(--ease-smooth), border-color .25s var(--ease-smooth); }
.f-trainer:hover { transform: translateY(-4px); border-color: var(--neon); }
.f-trainer-photo { aspect-ratio: 4/5; position: relative; background-size: cover; background-position: center; background-color: var(--carbon-3); }
.f-trainer-photo::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(11,12,16,.75) 100%); }
.f-trainer-photo .pr { position: absolute; bottom: 12px; left: 12px; z-index: 1;
  background: var(--neon); color: var(--carbon); padding: 4px 8px; font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.f-trainer-body { padding: 16px 18px 20px; }
.f-trainer-name { font-size: 17px; font-weight: 800; margin: 0 0 4px; letter-spacing: -0.005em; }
.f-trainer-spec { color: var(--neon); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; margin: 0 0 10px; }
.f-trainer-meta { display: flex; gap: 12px; color: var(--white-2); font-size: 12px; padding-top: 10px; border-top: 1px solid var(--hairline); }
.f-trainer-meta b { color: var(--white); font-family: 'JetBrains Mono', monospace; font-weight: 700; }
@media (max-width: 1000px) { .f-trainers { grid-template-columns: 1fr 1fr; } }

/* ---- MEMBERSHIPS ---- */
.f-mem { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.f-mem-card {
  background: var(--carbon-2); border: 1px solid var(--hairline); padding: 32px 28px;
  display: flex; flex-direction: column; gap: 16px; position: relative;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}
.f-mem-card.featured { border-color: var(--neon); background: linear-gradient(180deg, var(--carbon-2), color-mix(in srgb, var(--neon-soft) 60%, var(--carbon-2))); }
.f-mem-card.featured::before { content: 'POPULAR'; position: absolute; top: 0; right: 0; background: var(--neon); color: var(--carbon); padding: 4px 14px; font-size: 10px; font-weight: 900; letter-spacing: .2em; }
.f-mem-name { font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--neon); font-weight: 800; }
.f-mem-price { display: flex; align-items: baseline; gap: 6px; }
.f-mem-price strong { font-size: 50px; line-height: 1; font-weight: 900; letter-spacing: -0.02em; font-family: 'Manrope', var(--font-sans); }
.f-mem-price span { color: var(--ash); font-size: 14px; }
.f-mem-desc { color: var(--white-2); font-size: 14px; line-height: 1.55; }
.f-mem-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; font-size: 14px; color: var(--white); }
.f-mem-list li { display: flex; gap: 10px; align-items: flex-start; }
.f-mem-list li::before { content: '+'; color: var(--neon); font-weight: 900; flex-shrink: 0; font-family: 'JetBrains Mono', monospace; }
.f-mem-cta { margin-top: auto; }
@media (max-width: 900px) { .f-mem { grid-template-columns: 1fr; } }

/* ---- TRANSFORMATIONS — before/after slider ---- */
.f-trans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.f-trans-card { background: var(--carbon-2); border: 1px solid var(--hairline); overflow: hidden; }
.f-trans-pair { display: grid; grid-template-columns: 1fr 1fr; }
.f-trans-pair > div { aspect-ratio: 1/1; background-size: cover; background-position: center; position: relative; background-color: var(--carbon-3); }
.f-trans-pair > div::before { content: attr(data-label); position: absolute; top: 10px; left: 10px; background: rgba(11,12,16,.85); color: var(--neon); padding: 3px 8px; font-size: 10px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.f-trans-body { padding: 16px 18px 18px; }
.f-trans-body h4 { margin: 0 0 6px; font-size: 16px; font-weight: 800; }
.f-trans-body p { margin: 0; color: var(--white-2); font-size: 13px; line-height: 1.55; }
.f-trans-stats { display: flex; gap: 14px; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--hairline); }
.f-trans-stats > div { font-size: 11px; color: var(--ash); letter-spacing: .04em; text-transform: uppercase; }
.f-trans-stats > div b { color: var(--neon); font-family: 'JetBrains Mono', monospace; display: block; font-size: 16px; }
@media (max-width: 1000px) { .f-trans { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px)  { .f-trans { grid-template-columns: 1fr; } }

/* ---- AMENITIES ---- */
.f-amen { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 36px; }
.f-amen-tile { background: var(--carbon-2); border: 1px solid var(--hairline); padding: 22px; display: flex; flex-direction: column; gap: 8px; transition: border-color .25s var(--ease-smooth); }
.f-amen-tile:hover { border-color: var(--neon); }
.f-amen-tile .ic { width: 36px; height: 36px; background: var(--neon-soft); color: var(--neon); display: inline-flex; align-items: center; justify-content: center; font-size: 18px; }
.f-amen-tile h4 { margin: 0; font-size: 14px; font-weight: 800; }
.f-amen-tile p { margin: 0; color: var(--white-2); font-size: 12px; line-height: 1.45; }
@media (max-width: 700px) { .f-amen { grid-template-columns: 1fr 1fr; } }

/* ---- CTA ---- */
.f-cta-block {
  margin-top: clamp(56px, 7vw, 96px);
  background:
    radial-gradient(60% 70% at 30% 0%, color-mix(in srgb, var(--neon) 22%, transparent), transparent 60%),
    var(--carbon-2);
  border-top: 1px solid var(--neon); border-bottom: 1px solid var(--neon);
  padding: clamp(44px, 6vw, 80px) clamp(24px, 4vw, 56px);
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 32px; align-items: center;
}
.f-cta-block h2 { font-size: clamp(28px, 3.4vw, 44px); margin: 0 0 12px; line-height: 1; text-transform: uppercase; letter-spacing: -0.025em; }
.f-cta-block p { color: var(--white-2); margin: 0; max-width: 50ch; }
.f-cta-block-cta { text-align: right; }
.f-cta-block-cta a { font-size: 14px; padding: 18px 32px; }
@media (max-width: 800px) { .f-cta-block { grid-template-columns: 1fr; text-align: left; } .f-cta-block-cta { text-align: left; } }

/* ---- FAQ ---- */
.f-faq { max-width: 760px; margin: 32px auto 0; }
.f-faq details { border-top: 1px solid var(--hairline); padding: 18px 0; }
.f-faq details:last-child { border-bottom: 1px solid var(--hairline); }
.f-faq summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 18px; font-weight: 700; font-size: 16px; }
.f-faq summary::-webkit-details-marker { display: none; }
.f-faq summary::after { content: '+'; color: var(--neon); font-size: 22px; transition: transform .25s var(--ease-smooth); font-family: 'JetBrains Mono', monospace; }
.f-faq details[open] summary::after { transform: rotate(45deg); }
.f-faq details > div { padding-top: 12px; color: var(--white-2); line-height: 1.65; font-size: 15px; }

/* ---- FOOTER ---- */
.f-foot { background: var(--carbon-2); padding: 60px 0 28px; border-top: 1px solid var(--hairline); }
.f-foot-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 36px; }
.f-foot h5 { color: var(--neon); font-size: 11px; letter-spacing: .26em; text-transform: uppercase; margin: 0 0 14px; font-weight: 800; }
.f-foot a { color: var(--white-2); display: block; padding: 4px 0; font-size: 13px; }
.f-foot a:hover { color: var(--neon); }
.f-foot-brand p { color: var(--white-2); font-size: 13px; max-width: 36ch; margin: 12px 0 0; line-height: 1.55; }
.f-foot-bot { padding-top: 20px; border-top: 1px solid var(--hairline); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px; color: var(--ash); font-size: 12px; }
@media (max-width: 800px) { .f-foot-top { grid-template-columns: 1fr 1fr; } }

/* Reveal */
body[data-niche="fitness"] .reveal { opacity: 0; transform: translateY(14px); transition: opacity 600ms var(--ease-smooth), transform 600ms var(--ease-smooth); }
body[data-niche="fitness"] .reveal.in { opacity: 1; transform: none; }