/* ============================================================================
   «ИМПУЛЬС» — fitness club. Black + neon orange, Oswald condensed caps.
   Flourish: full-bleed dark hero, neon numbers, weekly schedule table.
   ========================================================================== */
:root {
  --black: #0a0a0a;
  --black-2: #121212;
  --surface: #1a1a1a;
  --neon: #ff5a1f;
  --neon-2: #ff8a3d;
  --lime: #c6f135;
  --text: #f2f2f2;
  --text-muted: #a6a6a6;
  --text-faint: #6e6e6e;
  --line: #2a2a2a;

  --font-sans: "Inter", system-ui, sans-serif;
  --font-display: "Oswald", Impact, sans-serif;

  --container: 1180px; --container-narrow: 720px;
  --gutter: clamp(1.1rem,.6rem+3vw,2.5rem);
  --r-sm:4px; --r-md:8px; --r-lg:14px; --r-full:999px;
  --ease:cubic-bezier(.4,0,.2,1); --ease-out:cubic-bezier(.16,1,.3,1);
  --dur-fast:140ms; --dur:240ms; --dur-slow:480ms; --z-header:100; --z-modal:1000;
  --sp-1:.25rem;--sp-2:.5rem;--sp-3:.75rem;--sp-4:1rem;--sp-5:1.5rem;--sp-6:2rem;--sp-7:3rem;--sp-8:4rem;
}

*,*::before,*::after{box-sizing:border-box}*{margin:0}
html{scroll-behavior:smooth;scroll-padding-top:76px;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}}
body{font-family:var(--font-sans);font-size:clamp(.98rem,.94rem+.2vw,1.05rem);line-height:1.6;color:var(--text);background:var(--black);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg,iframe{display:block;max-width:100%}img{height:auto}
a{color:var(--neon)}
h1,h2,h3{font-family:var(--font-display);line-height:1;font-weight:700;text-transform:uppercase;letter-spacing:.01em}

.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.u-visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:50%;translate:-50% -130%;top:8px;z-index:var(--z-modal);background:var(--neon);color:#000;padding:.5rem 1rem;border-radius:var(--r-sm);font-weight:700;transition:translate var(--dur) var(--ease)}
.skip-link:focus{translate:-50% 0}
:focus-visible{outline:2px solid var(--neon);outline-offset:3px}
.neon{color:var(--neon)}
.kicker{font-family:var(--font-display);text-transform:uppercase;letter-spacing:.2em;font-size:.8rem;font-weight:600;color:var(--neon)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-family:var(--font-display);text-transform:uppercase;letter-spacing:.04em;font-weight:600;font-size:1rem;line-height:1;padding:1rem 1.8rem;border:2px solid transparent;border-radius:var(--r-sm);background:var(--neon);color:#000;cursor:pointer;text-decoration:none;transition:transform var(--dur-fast) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(255,90,31,.5);background:var(--neon-2)}
.btn--ghost{background:transparent;border-color:#3a3a3a;color:#fff}
.btn--ghost:hover{border-color:var(--neon);color:var(--neon)}
.btn--lg{padding:1.15rem 2.2rem;font-size:1.1rem}
.btn--block{width:100%}

/* Header */
.site-header{position:sticky;top:0;z-index:var(--z-header);background:color-mix(in srgb,var(--black) 86%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header__inner{display:flex;align-items:center;gap:var(--sp-4);padding-block:.8rem}
.logo{display:inline-flex;align-items:center;gap:.5rem;text-decoration:none;color:#fff}
.logo__mark{display:grid;place-items:center;width:40px;height:40px;border-radius:var(--r-sm);background:var(--neon);font-size:1.2rem}
.logo__text{font-family:var(--font-display);font-weight:700;font-size:1.5rem;text-transform:uppercase;letter-spacing:.04em}
.logo__text strong{color:var(--neon)}
.nav{margin-left:auto}
.nav__menu{list-style:none;display:flex;gap:1.8rem;padding:0}
.nav__menu a{font-family:var(--font-display);text-transform:uppercase;letter-spacing:.05em;color:#cfcfcf;text-decoration:none;font-weight:500;font-size:.95rem;transition:color var(--dur-fast) var(--ease)}
.nav__menu a:hover{color:var(--neon)}
.nav__toggle{display:none;background:none;border:0;padding:.4rem;cursor:pointer}
.nav__burger,.nav__burger::before,.nav__burger::after{display:block;width:24px;height:2px;background:#fff;border-radius:2px;transition:var(--dur) var(--ease)}
.nav__burger::before,.nav__burger::after{content:"";position:relative}.nav__burger::before{top:-7px}.nav__burger::after{top:5px}

/* Hero */
.hero{position:relative;min-height:clamp(560px,80vh,760px);display:flex;align-items:center;overflow:hidden}
.hero__media{position:absolute;inset:0;background:url("../assets/img/hero.jpg") center/cover no-repeat;z-index:0}
.hero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,10,10,.95) 0%,rgba(10,10,10,.78) 45%,rgba(10,10,10,.4) 100%)}
.hero__inner{position:relative;z-index:1;padding-block:var(--sp-8)}
.kicker{margin-bottom:1rem;display:block}
.hero__title{font-size:clamp(3rem,1.6rem+6vw,6.5rem);color:#fff;letter-spacing:.01em}
.hero__title .neon{position:relative}
.hero__lead{font-size:1.2rem;color:var(--text-muted);max-width:48ch;margin:1.4rem 0 2rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:1rem}

/* Stats */
.stats{background:var(--neon);color:#000}
.stats__inner{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:rgba(0,0,0,.15)}
.stat{background:var(--neon);padding:1.5rem 1rem;text-align:center;display:flex;flex-direction:column}
.stat__num{font-family:var(--font-display);font-weight:700;font-size:clamp(2rem,1.3rem+2.4vw,3rem);line-height:1}
.stat__lbl{font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;opacity:.75;margin-top:.3rem}

/* Sections */
.section{padding-block:clamp(3rem,1.6rem+6vw,5.5rem)}
.section--dark{background:var(--black-2)}
.section--cta{background:linear-gradient(180deg,var(--black-2),var(--black));position:relative}
.section__head{margin:0 auto var(--sp-7);text-align:center;max-width:var(--container-narrow)}
.section__title{font-size:clamp(2rem,1.3rem+3vw,3.6rem);color:#fff;margin-top:.5rem}

/* Directions */
.dirs{display:grid;gap:1.2rem;grid-template-columns:1fr}
.dir{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:1.8rem;transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.dir{position:relative;overflow:hidden}
.dir::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:3px;background:var(--neon);transform:scaleX(0);transform-origin:left;transition:transform var(--dur) var(--ease)}
.dir:hover{transform:translateY(-4px);border-color:#3a3a3a}
.dir:hover::after{transform:scaleX(1)}
.dir__ico{font-size:2.2rem;display:block;margin-bottom:.8rem}
.dir h3{color:#fff;font-size:1.4rem;margin-bottom:.4rem}
.dir p{color:var(--text-muted);font-size:.95rem}

/* Schedule (изюминка) */
.schedule{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--black)}
.schedule__head,.schedule__row{display:grid;grid-template-columns:64px repeat(6,1fr)}
.schedule__head{background:#000}
.schedule__head span{font-family:var(--font-display);text-transform:uppercase;font-size:.78rem;letter-spacing:.06em;color:var(--text-muted);padding:.8rem .4rem;text-align:center}
.schedule__row{border-top:1px solid var(--line)}
.schedule__row .schedule__time{display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:600;color:var(--neon);font-size:.95rem;background:#000}
.cls{margin:5px;padding:.55rem .3rem;border-radius:var(--r-sm);font-size:.78rem;font-weight:600;text-align:center;color:#0a0a0a;display:flex;align-items:center;justify-content:center;min-height:42px}
.cls--yoga{background:#c6f135}.cls--hiit{background:#ff5a1f;color:#fff}.cls--cycle{background:#22d3ee}
.cls--box{background:#f43f5e;color:#fff}.cls--cross{background:#fbbf24}.cls--stretch{background:#a78bfa;color:#fff}
.schedule__note{color:var(--text-faint);font-size:.88rem;margin-top:1rem;text-align:center}

/* Trainers */
.trainers{display:grid;gap:1.4rem;grid-template-columns:1fr}
.trainer{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line)}
.trainer img{width:100%;aspect-ratio:5/6;object-fit:cover;filter:grayscale(.4) contrast(1.05);transition:filter var(--dur) var(--ease),transform var(--dur-slow) var(--ease)}
.trainer:hover img{filter:grayscale(0);transform:scale(1.04)}
.trainer__body{position:absolute;inset:auto 0 0 0;padding:1.4rem;background:linear-gradient(180deg,transparent,rgba(10,10,10,.92));}
.trainer__body h3{color:#fff;font-size:1.5rem}
.trainer__spec{color:var(--neon);font-weight:600;font-size:.9rem;margin-top:.2rem}

/* Trial */
.trial{display:grid;gap:2.2rem;align-items:center}
.trial__list{list-style:none;padding:0;margin-top:1.2rem;display:grid;gap:.6rem}
.trial__list li{position:relative;padding-left:1.8rem;color:var(--text-muted)}
.trial__list li::before{content:"›";position:absolute;left:0;color:var(--neon);font-weight:700;font-size:1.2rem;line-height:1.1}
.trial__form{background:var(--surface);border:1px solid var(--line);border-top:3px solid var(--neon);border-radius:var(--r-lg);padding:2rem;display:grid;gap:1.1rem}
.trial__note{text-align:center;font-size:.8rem;color:var(--text-faint)}
.trial__note a{color:var(--neon)}

/* Forms */
.field{display:grid;gap:.4rem}
.field label{font-family:var(--font-display);text-transform:uppercase;letter-spacing:.05em;font-size:.82rem;color:var(--text-muted)}
.field input,.field select{font:inherit;padding:.9rem 1.1rem;border:1px solid #333;border-radius:var(--r-sm);background:#0f0f0f;color:#fff;width:100%;transition:border-color var(--dur-fast) var(--ease),box-shadow var(--dur-fast) var(--ease)}
.field input::placeholder{color:var(--text-faint)}
.field input:focus,.field select:focus{border-color:var(--neon);box-shadow:0 0 0 3px rgba(255,90,31,.25);outline:none}
.field[data-invalid] input{border-color:#f43f5e}
.field__err{color:#fb7185;font-size:.82rem}

/* Contacts */
.contacts{display:grid;gap:var(--sp-6)}
.contacts__phone{font-family:var(--font-display);font-size:2rem;font-weight:700;text-decoration:none;color:#fff}
.contacts__info p{margin-top:.5rem;color:var(--text-muted)}

/* Footer */
.site-footer{background:#000;color:var(--text-faint);padding-block:1.8rem;border-top:1px solid var(--line)}
.site-footer__inner{display:flex;flex-wrap:wrap;gap:.8rem;justify-content:space-between;font-size:.9rem}
.site-footer a{color:#cfcfcf;text-decoration:none}

/* Modal */
.modal{border:0;border-top:3px solid var(--neon);border-radius:var(--r-lg);padding:0;max-width:440px;width:calc(100% - 2rem);background:var(--surface);color:var(--text);box-shadow:0 30px 80px rgba(0,0,0,.7)}
.modal::backdrop{background:rgba(0,0,0,.7);backdrop-filter:blur(3px)}
.modal__body{padding:2.6rem 2.2rem;text-align:center;display:grid;gap:.8rem;justify-items:center}
.modal__icon{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:var(--neon);font-size:1.8rem}
.modal__body h2{color:#fff;font-size:1.9rem}
.modal__body p{color:var(--text-muted)}

/* FAB */
.fab{position:fixed;right:1.3rem;bottom:1.3rem;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:#25d366;box-shadow:0 10px 30px rgba(0,0,0,.5);z-index:var(--z-header);transition:transform var(--dur) var(--ease)}
.fab:hover{transform:scale(1.08)}.fab svg{width:30px;height:30px;fill:#fff}

/* Reveal */
[data-reveal]{opacity:0;transform:translateY(24px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}
[data-reveal].is-visible{opacity:1;transform:none}

/* Responsive */
@media (min-width:680px){.stats__inner{grid-template-columns:repeat(4,1fr)}.dirs{grid-template-columns:repeat(2,1fr)}}
@media (min-width:900px){.dirs{grid-template-columns:repeat(4,1fr)}.trainers{grid-template-columns:repeat(3,1fr)}.trial{grid-template-columns:1fr 1fr}.contacts{grid-template-columns:1fr 1.4fr}}
@media (max-width:760px){
  .schedule{overflow-x:auto}
  .schedule__head,.schedule__row{grid-template-columns:56px repeat(6,minmax(74px,1fr));min-width:520px}
}
@media (max-width:860px){
  .nav__toggle{display:inline-flex}
  .nav__menu{position:absolute;inset:100% 0 auto 0;flex-direction:column;gap:0;background:var(--black-2);border-bottom:1px solid var(--line);padding:.4rem var(--gutter);display:none}
  .nav__menu.is-open{display:flex}.nav__menu li{padding-block:.7rem;border-bottom:1px solid var(--line)}
}
@media (max-width:520px){.site-header__cta{display:none}}
@media (max-width:640px){.field input,.field select{font-size:16px}}