/* Alpha Mobil — digital business card, production build.
   Tokens below are copied verbatim from ../tokens/*.css and ../styles.css
   (the design-system source of truth) — only the values this one page
   actually uses are included. Do not hand-edit values here without also
   checking the source design system for drift. */

:root{
  /* ink / graphite */
  --white:#FFFFFF;
  --ink-050:#F8F9F9;
  --ink-100:#F1F2F3;
  --ink-200:#E2E4E6;
  --ink-300:#C4C8CB;
  --ink-400:#979CA1;
  --ink-500:#6B7176;
  --ink-800:#212427;
  --ink-900:#17191B;
  --ink-950:#0D0F10;

  /* gold — the single accent */
  --gold-400:#FFD000;
  --gold-500:#FFC000;
  --gold-600:#E0A200;
  --gold-700:#B08000;

  /* metal — the logo mark's chrome ramp */
  --metal-1:#DADADA;--metal-2:#999EA3;--metal-3:#E9E9EA;--metal-4:#4C5354;--metal-5:#E0E3E7;--metal-6:#BBBDBF;
  --gradient-metal:linear-gradient(180deg,var(--metal-1) 0%,var(--metal-2) 20.4%,var(--metal-3) 42.7%,var(--metal-4) 72.6%,var(--metal-5) 89.9%,var(--metal-6) 100%);
  --gradient-band:linear-gradient(90deg,#B08000 0%,#E0A200 34%,#FFC000 62%,#FFE9A8 86%,#FFFFFF 100%);
  --scrim-bottom:linear-gradient(180deg,rgba(13,15,16,0) 0%,rgba(13,15,16,.35) 45%,rgba(13,15,16,.88) 100%);
  --glow-gold:0 0 28px rgba(255,192,0,.34);

  /* semantic — light surface (default) */
  --bg-page:var(--white);
  --text-primary:var(--ink-950);
  --text-inverse:var(--white);
  --accent:var(--gold-500);
  --accent-hover:var(--gold-400);
  --accent-press:var(--gold-600);
  --accent-ink:var(--gold-700);
  --border-hairline:var(--ink-200);
  --border-strong:var(--ink-950);
  --focus-ring:var(--gold-500);

  /* type */
  --font-display:"Onest","Helvetica Neue",Arial,sans-serif;
  --font-text:"Onest","Helvetica Neue",Arial,sans-serif;
  --fw-regular:400;--fw-semibold:600;--fw-bold:700;
  --fs-h1:clamp(34px,3.6vw,56px);
  --fs-h4:20px;
  --fs-body:17px;
  --fs-body-sm:15px;
  --fs-caption:13px;
  --lh-heading:1.06;--lh-snug:1.25;--lh-body:1.55;
  --ls-heading:-0.02em;--ls-label:0.08em;
  --type-h1:var(--fw-bold) var(--fs-h1)/var(--lh-heading) var(--font-display);
  --type-h4:var(--fw-semibold) var(--fs-h4)/var(--lh-snug) var(--font-display);
  --type-body:var(--fw-regular) var(--fs-body)/var(--lh-body) var(--font-text);
  --type-body-sm:var(--fw-regular) var(--fs-body-sm)/var(--lh-body) var(--font-text);
  --type-label:var(--fw-bold) var(--fs-caption)/1.2 var(--font-display);

  /* spacing */
  --space-3:12px;--space-6:24px;--space-8:32px;--space-10:40px;

  /* radius */
  --radius-xs:2px;
  --stripe-height:6px;

  /* motion */
  --dur-fast:140ms;--dur-base:200ms;
  --ease-standard:cubic-bezier(.2,0,0,1);
  --transition-control:background-color var(--dur-fast) var(--ease-standard),color var(--dur-fast) var(--ease-standard),border-color var(--dur-fast) var(--ease-standard),opacity var(--dur-fast) var(--ease-standard);
}

/* dark surface — applied to any container, not just <body> */
.alpha-dark{
  --bg-page:var(--ink-950);
  --text-primary:var(--white);
  --border-hairline:rgba(255,255,255,.12);
  --border-strong:var(--white);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink-050);
  color:var(--text-primary);
  font:var(--type-body);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
p{margin:0}
img{display:block;max-width:100%}
::selection{background:var(--gold-500);color:var(--ink-950)}

a{color:var(--text-primary);text-decoration:none;border-bottom:1px solid var(--accent);transition:var(--transition-control)}
a:hover{border-bottom-color:var(--accent-press)}
a:focus-visible,button:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}

/* ------------------------------------------------------------------ */
/* page shell + card                                                   */
/* ------------------------------------------------------------------ */

.page{background:var(--ink-050);min-height:100vh;display:flex;justify-content:center}
.card{
  width:100%;max-width:560px;background:var(--white);
  box-shadow:0 0 0 1px var(--ink-200);
  display:flex;flex-direction:column;overflow:hidden;
}

/* ------------------------------------------------------------------ */
/* shared bits: eyebrow, gold band, divider, icon, buttons             */
/* ------------------------------------------------------------------ */

.eyebrow{display:flex;align-items:center;gap:12px;margin-bottom:28px}
.eyebrow__label{font:var(--type-label);font-size:12px;letter-spacing:var(--ls-label);text-transform:uppercase;color:var(--accent-ink)}
.eyebrow--gold .eyebrow__label{color:var(--gold-500)}

.gold-line{width:26px;height:2px;background:var(--gold-500);flex:none;transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease-standard) var(--d,80ms)}
.stagger-in .gold-line{transform:scaleX(1)}

.gold-band{display:block;flex:none;width:100%;height:var(--stripe-height);background:var(--gradient-band)}
.gold-band--glow{box-shadow:var(--glow-gold)}

.divider{display:block;flex:none;width:100%;height:1px;background:var(--border-hairline)}

.icon{width:16px;height:16px;flex:none}
.icon--lg{width:18px;height:18px}
.icon--xl{width:28px;height:28px}
.icon--chip{width:19px;height:19px;color:var(--ink-950)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-display);font-weight:var(--fw-bold);text-transform:uppercase;
  letter-spacing:var(--ls-label);border-radius:var(--radius-xs);border:1px solid transparent;
  cursor:pointer;white-space:nowrap;text-decoration:none;
  transition:var(--transition-control),transform var(--dur-base) var(--ease-standard);
  -webkit-tap-highlight-color:transparent;
}
.btn:active{transform:scale(.98)}
@media (hover:hover){.btn:hover{transform:translateY(-2px)}}
@media (prefers-reduced-motion: reduce){.btn{transition:background-color var(--dur-fast) var(--ease-standard),color var(--dur-fast) var(--ease-standard),border-color var(--dur-fast) var(--ease-standard)}}

.btn--sm{font-size:11px;padding:9px 16px;min-height:34px}
.btn--md{font-size:13px;padding:13px 24px;min-height:46px}
.btn--lg{font-size:15px;padding:18px 34px;min-height:58px}
.btn--block{width:100%}

.btn--primary{background:var(--accent);color:var(--ink-950)}
.btn--primary:hover{background:var(--accent-hover)}
.btn--primary:active{background:var(--accent-press)}

.btn--outline{background:transparent;color:var(--text-primary);border-color:var(--border-strong)}
.btn--outline:hover{background:var(--ink-950);color:var(--white)}

.btn--ghost{background:transparent;color:var(--text-primary)}
.btn--ghost:hover{color:var(--accent-ink)}

.logo-lockup{display:block;width:auto;flex:none}

/* ------------------------------------------------------------------ */
/* scroll-reveal / stagger motion                                      */
/* ------------------------------------------------------------------ */

/* driven by an IntersectionObserver (js/main.js) toggling .stagger-in — CSS
   owns the actual opacity/transform values so reveal state can never get
   stuck out of sync with scroll position (see js/main.js for why the old
   inline-style + rAF approach could freeze an element invisible) */
[data-reveal]{will-change:transform,opacity;opacity:0;transform:translateY(18px);transition:opacity .5s var(--ease-standard),transform .5s var(--ease-standard)}
[data-reveal].stagger-in{opacity:1;transform:translateY(0)}
.stagger-item{opacity:0;transform:translateY(18px) scale(.97);transition:opacity .4s var(--ease-standard) var(--d,0ms),transform .4s var(--ease-standard) var(--d,0ms)}
.stagger-in .stagger-item{opacity:1;transform:translateY(0) scale(1)}
.img-reveal{transform:scale(1.02);transition:transform .7s var(--ease-standard)}
.stagger-in .img-reveal{transform:scale(1)}

@keyframes heroReveal{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
@keyframes heroLogoReveal{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}
.hero-logo-reveal{animation:heroLogoReveal 1s cubic-bezier(.2,0,0,1) .1s both}
.hero-reveal{animation:heroReveal .9s cubic-bezier(.2,0,0,1) .15s both}

@media (prefers-reduced-motion: reduce){
  .stagger-item,.gold-line,.img-reveal{opacity:1!important;transform:none!important;transition:none!important}
  .btn{transform:none!important}
  [data-reveal]{transform:none!important;opacity:1!important}
  .hero-reveal,.hero-logo-reveal{animation:none!important;opacity:1!important;transform:none!important}
}

/* ------------------------------------------------------------------ */
/* hero                                                                 */
/* ------------------------------------------------------------------ */

.hero{position:relative}
/* width/height HTML attributes on the <img> exist only to avoid layout
   shift before it loads; explicit height:auto here is required so their
   height="1166" (a literal pixel value in the presentational-hints
   cascade origin) doesn't win over the intended aspect-ratio box and
   balloon the element to 1166px tall, letterboxing the photo far down
   with empty --ink-950 above it */
.hero__img{display:block;width:100%;height:auto;aspect-ratio:1800/1166;object-fit:contain;background:var(--ink-950)}
.hero__scrim{position:absolute;inset:0;background:var(--scrim-bottom)}
.hero__logo-wrap{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none}
.hero__logo-wrap .logo-lockup{height:64px}
.hero__caption{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;gap:14px;padding:clamp(24px,6vw,40px) clamp(20px,5vw,32px) 30px}
.hero__title{font:var(--type-h4);color:var(--white);margin:0;max-width:22ch;text-transform:uppercase;letter-spacing:var(--ls-heading)}
.hero__band{position:absolute;left:0;right:0;bottom:0}

/* ------------------------------------------------------------------ */
/* contacts                                                             */
/* ------------------------------------------------------------------ */

/* A real photo here (previous version) read as grey/muddy on real phone
   screens and never gave the text reliable contrast no matter how far the
   opacity was pushed down. Replaced with a branded dark surface instead:
   .alpha-dark (existing token set, same one .booking/.footer already use)
   for guaranteed-readable text colours, a soft graphite gradient so it
   isn't flat, a large low-opacity Alpha mark watermark, and a slow gold
   glow drift — no photography. */
.contacts{padding:var(--space-10) clamp(20px,5vw,32px) var(--space-8);position:relative;overflow:hidden}
.contacts.alpha-dark{background:radial-gradient(130% 100% at 18% -10%,var(--ink-900) 0%,var(--ink-950) 62%)}

/* the Alpha mark (///Λ), tinted via mask so the flat SVG can be painted at
   a low, even opacity instead of relying on a pre-tinted image asset */
.contacts__mark{
  position:absolute;right:-6%;bottom:-14%;width:78%;max-width:440px;
  aspect-ratio:226.773/83.176;
  background:var(--white);opacity:.05;
  -webkit-mask:url(../img/alpha-mark.svg) no-repeat center / contain;
  mask:url(../img/alpha-mark.svg) no-repeat center / contain;
  pointer-events:none;
}
/* soft gold light that drifts very slowly — a wash, not a highlight;
   oversized (inset:-25%) so the drift never reveals a hard edge */
.contacts__glow{
  position:absolute;inset:-25%;pointer-events:none;
  background:radial-gradient(42% 34% at 28% 22%,rgba(255,192,0,.16),transparent 70%);
  animation:contactsGlow 24s var(--ease-standard) infinite alternate;
  will-change:transform;
}
@keyframes contactsGlow{from{transform:translate(0,0)}to{transform:translate(7%,9%)}}
@media (prefers-reduced-motion:reduce){
  .contacts__glow{animation:none}
}

.contacts__content{position:relative;z-index:1}
.contacts__list{display:flex;flex-direction:column}

.contact-item{padding-bottom:26px}
.contact-item + .divider + .contact-item{padding-bottom:0;padding-top:26px}
.contact-item__label{display:block;font:var(--type-label);font-size:11px;color:var(--ink-300);text-transform:uppercase;letter-spacing:var(--ls-label)}
.contact-item__number{display:block;font:var(--type-h1);letter-spacing:var(--ls-heading);color:var(--text-primary);text-decoration:none;margin:8px 0 18px}

/* ------------------------------------------------------------------ */
/* booking (dark)                                                       */
/* ------------------------------------------------------------------ */

.booking{position:relative;overflow:hidden;padding:var(--space-8) clamp(20px,5vw,32px) var(--space-10)}
.booking__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(.25) brightness(.75)}
.booking__overlay{position:absolute;inset:0;background:rgba(13,15,16,.66)}
.booking__band-top{position:absolute;left:0;right:0;top:0;z-index:2}
.booking__content{position:relative;z-index:1}
.booking__content .eyebrow{margin:16px 0 28px}

.booking-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.18)}
.booking-row:last-child{border-bottom:none;padding:18px 0 4px}
.booking-row__meta{display:flex;align-items:center;gap:14px;min-width:0}
.booking-row__icon{width:42px;height:42px;flex:none;display:flex;align-items:center;justify-content:center;background:var(--gradient-metal)}
.booking-row__label{display:block;font:var(--type-label);font-size:11px;color:var(--ink-300);text-transform:uppercase;letter-spacing:var(--ls-label)}
.booking-row__value{display:block;font:var(--type-h4);color:var(--white);white-space:nowrap}
/* At 375-430px the row (icon chip + label/value column + "Записаться"
   button) doesn't leave enough width for "+7 965 100-44-55" at the h4
   size without an internal line-break; shrink it a step so it always
   stays on one line instead of wrapping mid-number. */
@media (max-width:430px){
  .booking-row__value{font-size:16px}
}
@media (max-width:340px){
  .booking-row__value{font-size:14px}
}

/* ------------------------------------------------------------------ */
/* find us                                                               */
/* ------------------------------------------------------------------ */

.find-us-heading{padding:var(--space-10) clamp(20px,5vw,32px) 0}
.find-us{padding:0 clamp(20px,5vw,32px) var(--space-10)}

.map{
  position:relative;border:1px solid var(--ink-200);overflow:hidden;width:100%;
  height:clamp(320px,60vw,460px);
  background:repeating-linear-gradient(135deg,var(--ink-100) 0 12px,var(--ink-050) 12px 24px);
}
.map__placeholder{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  color:var(--ink-400);
  transition:opacity var(--dur-base) var(--ease-standard);
}
.map__placeholder.is-hidden{opacity:0;pointer-events:none}
.map__placeholder-label{font:var(--type-label);font-size:12px;text-transform:uppercase;letter-spacing:var(--ls-label)}
.map__dot{position:absolute;left:50%;top:38%;width:10px;height:10px;border-radius:50%;background:var(--gold-500);transform:translate(-50%,-50%);box-shadow:0 0 0 6px rgba(255,192,0,.18);pointer-events:none}
.map__embed{position:absolute;inset:0;width:100%;height:100%;overflow:hidden}
.map__embed:empty{display:none}
/* the Yandex constructor script injects its own wrapper/iframe with fixed
   pixel width/height attributes — force them to fill the responsive box */
.map__embed > div,.map__embed ymaps{position:absolute!important;inset:0!important;width:100%!important;height:100%!important}
.map__embed iframe{position:absolute!important;inset:0!important;width:100%!important;height:100%!important;border:0}

.address{background:rgba(23,25,27,.88);padding:22px clamp(20px,5vw,28px)}
.address__title{font:var(--type-h4);color:var(--white);text-transform:uppercase;letter-spacing:var(--ls-heading)}
.address__text{font:var(--type-body-sm);color:var(--ink-300);margin:6px 0 18px}

/* ------------------------------------------------------------------ */
/* footer                                                                */
/* ------------------------------------------------------------------ */

.footer-brand{padding:40px clamp(20px,5vw,32px) 32px;display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center;background-color:#212427}
.footer-brand .logo-lockup{height:42px}
.footer-brand__tag{font:var(--type-body-sm);color:var(--ink-300);text-transform:uppercase;letter-spacing:var(--ls-label)}

.footer-link{padding:var(--space-8) clamp(20px,5vw,32px) var(--space-10);display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;background-color:#212427}
.footer-link__text{font:var(--type-body);color:var(--white)}
