/* ═══════════════════════════════════════════════════════════
   ТУРКИН · PERFORMANCE — БАЗОВЫЕ СТИЛИ
   ═══════════════════════════════════════════════════════════ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{
  font-family:'Manrope',-apple-system,BlinkMacSystemFont,sans-serif;
  background:#000;color:#f5f5f7;
  font-weight:400;line-height:1.5;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{border:none;background:none;cursor:pointer;font-family:inherit;color:inherit}

:root{
  --bg:#000;
  --bg-soft:#0a0a0a;
  --bg-card:#111;
  --bg-card-2:#161616;
  --text:#f5f5f7;
  --text-muted:#9a9aa0;
  --text-dim:#6e6e73;
  --accent:#d4af37;
  --accent-2:#f4d775;
  --accent-soft:rgba(212,175,55,.1);
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.16);
  --container:1240px;

  --shadow-sm:0 4px 12px -4px rgba(0,0,0,.4);
  --shadow-md:0 20px 40px -10px rgba(0,0,0,.5);
  --shadow-lg:0 40px 80px -20px rgba(0,0,0,.6);
  --shadow-gold:0 0 80px -20px rgba(212,175,55,.25);

  --radius:24px;
  --radius-sm:14px;
}

/* ───── NAV (общая для всех страниц) ───── */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  background:rgba(0,0,0,.72);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  max-width:var(--container);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 24px;gap:12px;
}
.nav-logo{
  font-family:'Fraunces',serif;
  font-size:20px;font-weight:500;letter-spacing:-.01em;
  flex-shrink:0;
}
.nav-logo span{color:var(--accent)}
.nav-links{display:flex;gap:30px}
.nav-links a{
  font-size:13.5px;color:var(--text-muted);transition:color .25s;
  position:relative;
}
.nav-links a:hover{color:var(--text)}
.nav-links a.active{color:var(--text)}
.nav-links a.active::after{
  content:'';position:absolute;bottom:-22px;left:0;right:0;height:2px;
  background:var(--accent);
}
.nav-cta{
  font-size:13px;font-weight:500;
  padding:9px 18px;border-radius:980px;
  background:var(--text);color:#000;
  transition:transform .2s, background .2s;
  white-space:nowrap;
}
.nav-cta:hover{background:#fff;transform:scale(1.02)}

/* ─── мобильное меню ─── */
.nav-burger{
  display:none;
  width:38px;height:38px;
  border-radius:50%;
  border:1px solid var(--border-strong);
  align-items:center;justify-content:center;
  position:relative;
}
.nav-burger span{
  display:block;width:16px;height:1.5px;background:var(--text);
  position:absolute;left:50%;transform:translateX(-50%);
  transition:transform .3s,opacity .3s,top .3s;
}
.nav-burger span:nth-child(1){top:14px}
.nav-burger span:nth-child(2){top:18.5px}
.nav-burger span:nth-child(3){top:23px}
.nav-burger.open span:nth-child(1){top:18.5px;transform:translateX(-50%) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){top:18.5px;transform:translateX(-50%) rotate(-45deg)}

.mobile-menu{
  position:fixed;top:0;left:0;right:0;bottom:0;z-index:99;
  background:rgba(0,0,0,.95);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:8px;padding:80px 24px;
  opacity:0;pointer-events:none;
  transition:opacity .35s;
}
.mobile-menu.open{opacity:1;pointer-events:auto}
.mobile-menu a{
  font-family:'Fraunces',serif;
  font-size:32px;color:var(--text);
  padding:12px 0;
  opacity:0;transform:translateY(20px);
  transition:opacity .4s,transform .4s,color .2s;
}
.mobile-menu.open a{opacity:1;transform:translateY(0)}
.mobile-menu.open a:nth-child(1){transition-delay:.05s}
.mobile-menu.open a:nth-child(2){transition-delay:.1s}
.mobile-menu.open a:nth-child(3){transition-delay:.15s}
.mobile-menu.open a:nth-child(4){transition-delay:.2s}
.mobile-menu.open a:nth-child(5){transition-delay:.25s}
.mobile-menu.open a:nth-child(6){transition-delay:.3s}
.mobile-menu a:hover,.mobile-menu a.active{color:var(--accent-2)}

@media(max-width:840px){
  .nav-links{display:none}
  .nav-burger{display:flex}
  .nav-cta{display:none}
}

/* ───── общие секции ───── */
section{padding:120px 24px;position:relative}
.container{max-width:var(--container);margin:0 auto;position:relative}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--accent);font-weight:600;
  margin-bottom:18px;
}
.sec-eyebrow::before{
  content:'';width:24px;height:1px;background:var(--accent);
}
.sec-title{
  font-family:'Fraunces',serif;font-weight:400;
  font-size:clamp(34px,4.8vw,60px);
  line-height:1.05;letter-spacing:-.03em;
  margin-bottom:22px;max-width:900px;
}
.sec-title .it{font-style:italic;font-weight:300;color:var(--accent-2)}
.sec-title .acc{color:var(--accent);font-style:italic;font-weight:300}
.sec-sub{
  font-size:clamp(16px,1.3vw,18px);
  color:var(--text-muted);max-width:680px;line-height:1.6;
}

@media(max-width:760px){
  section{padding:80px 20px}
}

/* ───── кнопки ───── */
.btn{
  font-size:15px;font-weight:500;
  padding:14px 28px;border-radius:980px;
  display:inline-flex;align-items:center;gap:8px;
  transition:transform .2s,box-shadow .25s,background .2s,border-color .2s;
  white-space:nowrap;
}
.btn-primary{background:var(--text);color:#000}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 36px -10px rgba(255,255,255,.4)}
.btn-secondary{
  background:transparent;color:var(--text);
  border:1px solid var(--border-strong);
}
.btn-secondary:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.3)}
.btn-gold{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#000;font-weight:600;
  box-shadow:0 12px 32px -10px rgba(212,175,55,.5);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 44px -10px rgba(212,175,55,.7)}

/* ───── footer ───── */
.site-footer{
  padding:80px 24px 40px;
  border-top:1px solid var(--border);
  background:#000;
}
.footer-grid{
  max-width:var(--container);margin:0 auto;
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px;
  margin-bottom:48px;
}
.footer-logo{
  font-family:'Fraunces',serif;font-size:28px;
  margin-bottom:14px;
}
.footer-logo span{color:var(--accent)}
.footer-desc{font-size:14px;color:var(--text-muted);line-height:1.6;max-width:280px}
.footer-col h5{
  font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--text-dim);margin-bottom:18px;font-weight:600;
}
.footer-col a{
  display:block;font-size:14.5px;color:var(--text-muted);
  padding:5px 0;transition:color .2s;
}
.footer-col a:hover{color:var(--accent-2)}
.footer-bottom{
  max-width:var(--container);margin:0 auto;
  padding-top:24px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;align-items:center;
  font-size:12px;color:var(--text-dim);flex-wrap:wrap;gap:16px;
}
@media(max-width:760px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-grid > div:first-child{grid-column:1 / -1}
}

/* ───── scroll reveal ───── */
.reveal{
  opacity:0;transform:translateY(40px);
  transition:opacity .9s ease,transform .9s cubic-bezier(.2,.8,.2,1);
}
.reveal.in{opacity:1;transform:translateY(0)}
.reveal-delay-1{transition-delay:.1s}
.reveal-delay-2{transition-delay:.2s}
.reveal-delay-3{transition-delay:.3s}

/* ───── общие keyframes ───── */
@keyframes fadeUp{
  from{opacity:0;transform:translateY(24px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes shimmer{
  0%{background-position:-200% 0}
  100%{background-position:200% 0}
}
@keyframes floaty{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-12px)}
}
@keyframes pulseGold{
  0%,100%{box-shadow:0 0 0 0 rgba(212,175,55,.4)}
  50%{box-shadow:0 0 0 16px rgba(212,175,55,0)}
}
@keyframes rotate360{
  from{transform:rotate(0)}
  to{transform:rotate(360deg)}
}

/* ───── мини-утилиты ───── */
.gradient-text{
  background:linear-gradient(180deg,#fff 0%,#fff 40%,var(--accent-2) 70%,var(--accent) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.gold-text{color:var(--accent);font-style:italic;font-weight:300}
.muted{color:var(--text-muted)}

/* ───── фоновая сетка для hero ───── */
.bg-grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:80px 80px;
  mask-image:radial-gradient(ellipse 70% 60% at 50% 50%,#000 30%,transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 50%,#000 30%,transparent 80%);
  pointer-events:none;
}
.bg-glow{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(212,175,55,.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 50% 100%, rgba(212,175,55,.08) 0%, transparent 60%);
}

/* ───── плавающие частички (декорация) ───── */
.particles{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.particles span{
  position:absolute;width:4px;height:4px;border-radius:50%;
  background:var(--accent);opacity:.3;
  animation:floaty 8s ease-in-out infinite;
}