/* ===== Алекс Строй — тёмная минималистичная тема ===== */
:root{
  --bg:#0d0f12; --bg2:#101318; --surface:#16191f; --surface2:#1c2027;
  --border:#262b33; --border2:#333a44;
  --text:#e9ecf1; --muted:#9aa2ad; --muted2:#6b7280;
  --accent:#c9a15f; --accent-h:#d9b473; --accent-dim:rgba(201,161,95,.14);
  --radius:16px; --radius-sm:10px; --maxw:1200px;
  --shadow:0 20px 50px -20px rgba(0,0,0,.6);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);
  font-family:'Manrope',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;transition:color .2s}
h1,h2,h3,h4{font-family:'Unbounded',sans-serif;font-weight:600;line-height:1.15;letter-spacing:-.01em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.muted{color:var(--muted)}
.accent{color:var(--accent)}
img{max-width:100%;display:block}
section{position:relative}

/* ===== Кнопки ===== */
.btn{
  display:inline-flex;align-items:center;gap:10px;justify-content:center;
  padding:14px 26px;border-radius:var(--radius-sm);font-weight:600;font-size:15px;
  cursor:pointer;border:1px solid transparent;transition:.2s;white-space:nowrap;
}
.btn--primary{background:var(--accent);color:#161307}
.btn--primary:hover{background:var(--accent-h);transform:translateY(-2px)}
.btn--ghost{background:transparent;border-color:var(--border2);color:var(--text)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn--block{width:100%}
.btn--lg{padding:16px 32px;font-size:16px}

/* ===== Навигация ===== */
.nav{position:sticky;top:0;z-index:50;background:rgba(13,15,18,.82);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.nav__in{display:flex;align-items:center;gap:28px;height:70px}
.brand{display:flex;align-items:center;gap:11px;font-family:'Unbounded';font-weight:700;
  letter-spacing:.04em;font-size:16px}
.brand__mark{width:26px;height:26px;border-radius:7px;background:var(--bg2);
  border:1px solid var(--border2);position:relative;flex:none}
.brand__mark::after{content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,transparent 45%,var(--accent) 46%,var(--accent) 54%,transparent 55%)}
.nav__links{display:flex;gap:26px;margin-left:8px;font-size:15px;font-weight:500}
.nav__links a{color:var(--muted)}
.nav__links a:hover,.nav__links a.is-active{color:var(--text)}
.nav__phone{margin-left:auto;font-weight:600;color:var(--accent)}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.nav__burger span{width:24px;height:2px;background:var(--text);transition:.3s}

/* ===== Hero ===== */
.hero{padding:96px 0 72px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-30%;right:-10%;width:60%;height:120%;
  background:radial-gradient(circle,var(--accent-dim),transparent 60%);pointer-events:none}
.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;position:relative}
.hero h1{font-size:clamp(34px,5vw,60px);margin-bottom:22px}
.hero h1 span{color:var(--accent)}
.hero__lead{font-size:19px;color:var(--muted);max-width:520px;margin-bottom:34px}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap}
.hero__stats{display:flex;gap:36px;margin-top:44px}
.hero__stat b{font-family:'Unbounded';font-size:30px;display:block;color:var(--text)}
.hero__stat span{color:var(--muted);font-size:14px}
.hero__art{aspect-ratio:1/1;border-radius:24px;border:1px solid var(--border);
  background:linear-gradient(160deg,var(--surface2),var(--bg2));position:relative;overflow:hidden;box-shadow:var(--shadow)}
.hero__art svg{position:absolute;inset:0;width:100%;height:100%}

/* ===== Секции ===== */
.sec{padding:80px 0}
.sec__head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec__tag{color:var(--accent);font-weight:600;font-size:13px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:12px}
.sec h2{font-size:clamp(26px,3.4vw,40px)}
.sec__sub{color:var(--muted);max-width:520px;margin-top:10px}

/* ===== Услуги ===== */
.services{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.service{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:28px 24px;transition:.25s;position:relative;overflow:hidden}
.service:hover{border-color:var(--border2);transform:translateY(-4px)}
.service__ico{width:46px;height:46px;border-radius:12px;background:var(--accent-dim);
  display:grid;place-items:center;margin-bottom:18px;color:var(--accent)}
.service h3{font-size:18px;margin-bottom:10px;font-family:'Manrope';font-weight:700}
.service p{color:var(--muted);font-size:14.5px}

/* ===== Слайдер объектов ===== */
.slider{position:relative}
.slider__track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 2px 20px;scrollbar-width:none}
.slider__track::-webkit-scrollbar{display:none}
.card{flex:0 0 340px;scroll-snap-align:start;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.card:hover{border-color:var(--border2);transform:translateY(-4px)}
.card__media{height:200px;position:relative;overflow:hidden}
.card__media canvas{width:100%;height:100%;display:block}
.card__badge{position:absolute;top:14px;left:14px;background:rgba(13,15,18,.7);
  backdrop-filter:blur(6px);border:1px solid var(--border2);color:var(--text);
  font-size:12px;font-weight:600;padding:6px 12px;border-radius:20px}
.card__price{position:absolute;bottom:14px;left:14px;font-family:'Unbounded';font-weight:600;font-size:19px;
  color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.6)}
.card__body{padding:18px 20px 20px;flex:1;display:flex;flex-direction:column}
.card__title{font-weight:700;font-size:16.5px;margin-bottom:6px}
.card__addr{color:var(--muted);font-size:13.5px;margin-bottom:16px}
.card__specs{display:flex;gap:16px;margin-top:auto;padding-top:14px;border-top:1px solid var(--border);
  color:var(--muted);font-size:13px}
.card__specs b{color:var(--text);font-weight:600}
.slider__nav{display:flex;gap:10px}
.slider__btn{width:44px;height:44px;border-radius:50%;border:1px solid var(--border2);background:var(--surface);
  color:var(--text);cursor:pointer;display:grid;place-items:center;transition:.2s}
.slider__btn:hover{border-color:var(--accent);color:var(--accent)}

/* ===== Преимущества / этапы ===== */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feat{padding:26px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}
.feat b{font-family:'Unbounded';font-size:30px;color:var(--accent);display:block;margin-bottom:8px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.step{padding:26px 22px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);position:relative}
.step::before{counter-increment:s;content:"0" counter(s);font-family:'Unbounded';font-size:15px;color:var(--accent);
  display:block;margin-bottom:14px;letter-spacing:.05em}
.step h4{font-size:16px;font-family:'Manrope';font-weight:700;margin-bottom:8px}
.step p{color:var(--muted);font-size:14px}

/* ===== CTA-баннер конструктора ===== */
.promo{background:linear-gradient(140deg,var(--surface2),var(--bg2));border:1px solid var(--border);
  border-radius:24px;padding:48px;display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center;overflow:hidden;position:relative}
.promo::after{content:"";position:absolute;right:-8%;top:-40%;width:50%;height:180%;
  background:radial-gradient(circle,var(--accent-dim),transparent 62%)}
.promo h2{font-size:clamp(24px,3vw,36px);margin-bottom:14px}
.promo p{color:var(--muted);margin-bottom:26px;max-width:440px}
.promo__art{position:relative;z-index:1}

/* ===== Форма заявки ===== */
.lead{background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:44px;box-shadow:var(--shadow)}
.lead h2{font-size:clamp(24px,3vw,34px);margin-bottom:10px}
.lead p{color:var(--muted);margin-bottom:26px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px}
.input{width:100%;padding:15px 16px;background:var(--bg2);border:1px solid var(--border2);
  border-radius:var(--radius-sm);color:var(--text);font-size:15px;font-family:inherit;transition:.2s}
.input:focus{outline:none;border-color:var(--accent);background:var(--surface)}
.input::placeholder{color:var(--muted2)}
.form-note{font-size:12.5px;color:var(--muted2);margin-top:14px}
.form-msg{margin-top:16px;padding:14px 16px;border-radius:var(--radius-sm);font-size:14px;display:none}
.form-msg.ok{display:block;background:rgba(106,175,125,.12);border:1px solid rgba(106,175,125,.4);color:#9ad3ab}
.form-msg.err{display:block;background:rgba(175,106,106,.12);border:1px solid rgba(175,106,106,.4);color:#e0a3a3}
.lead-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.lead-side h3{font-size:22px;margin-bottom:18px}
.lead-side ul{list-style:none;display:flex;flex-direction:column;gap:14px}
.lead-side li{display:flex;gap:12px;color:var(--muted);font-size:15px}
.lead-side li::before{content:"";width:20px;height:20px;flex:none;border-radius:6px;background:var(--accent-dim);
  border:1px solid var(--accent);margin-top:1px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c9a15f' stroke-width='3'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");background-size:13px;background-repeat:no-repeat;background-position:center}

/* ===== Каталог ===== */
.catalog{display:grid;grid-template-columns:280px 1fr;gap:28px;align-items:start;padding:44px 0 90px}
.filters{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;position:sticky;top:90px}
.filters h3{font-size:16px;font-family:'Manrope';font-weight:700;margin-bottom:18px}
.filter{margin-bottom:22px}
.filter__label{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted2);margin-bottom:10px;display:block}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:8px 14px;border:1px solid var(--border2);border-radius:20px;font-size:13px;cursor:pointer;color:var(--muted);transition:.2s;user-select:none}
.chip:hover{border-color:var(--accent)}
.chip.is-on{background:var(--accent);border-color:var(--accent);color:#161307;font-weight:600}
.range-row{display:flex;gap:10px}
.range-row .input{padding:11px 12px;font-size:14px}
.catalog__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.catalog__bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;gap:16px;flex-wrap:wrap}
.catalog__count{color:var(--muted);font-size:14px}
.catalog__empty{grid-column:1/-1;text-align:center;padding:80px 0;color:var(--muted)}
.card--grid{flex:auto}

/* ===== Конструктор ===== */
.constructor{padding:32px 0 80px}
.cst__head{margin-bottom:24px}
.cst__layout{display:grid;grid-template-columns:230px 1fr 280px;gap:20px;align-items:start}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}
.panel h3{font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted2);margin-bottom:16px;font-family:'Manrope';font-weight:700}
.rooms-pal{display:flex;flex-direction:column;gap:8px}
.room-btn{display:flex;align-items:center;gap:11px;padding:11px 13px;border:1px solid var(--border2);border-radius:var(--radius-sm);
  cursor:pointer;transition:.18s;font-size:14px;background:var(--bg2)}
.room-btn:hover{border-color:var(--border2);background:var(--surface2)}
.room-btn.is-on{border-color:var(--accent);background:var(--accent-dim)}
.room-btn__sw{width:18px;height:18px;border-radius:5px;flex:none}
.tools{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.tool{padding:9px 14px;border:1px solid var(--border2);border-radius:var(--radius-sm);background:var(--surface);
  color:var(--muted);cursor:pointer;font-size:13px;transition:.18s;font-weight:500}
.tool:hover{border-color:var(--accent);color:var(--text)}
.tool.is-on{background:var(--accent-dim);border-color:var(--accent);color:var(--accent)}
.canvas-wrap{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:14px;overflow:auto}
#plot{display:block;background:#0a0c0f;border-radius:8px;cursor:crosshair;touch-action:none;margin:0 auto;max-width:100%}
.cst__hint{color:var(--muted2);font-size:13px;margin-top:12px;text-align:center}
.room-list{display:flex;flex-direction:column;gap:8px;max-height:230px;overflow-y:auto;margin-bottom:16px}
.room-item{display:flex;align-items:center;gap:10px;font-size:13.5px;padding:8px 10px;background:var(--bg2);border-radius:8px}
.room-item__sw{width:12px;height:12px;border-radius:3px;flex:none}
.room-item__area{margin-left:auto;color:var(--muted)}
.room-item__del{cursor:pointer;color:var(--muted2);padding:2px 6px;border-radius:4px}
.room-item__del:hover{color:#e0a3a3;background:rgba(175,106,106,.12)}
.summary{display:flex;justify-content:space-between;padding:12px 0;border-top:1px solid var(--border);font-size:14px}
.summary b{font-family:'Unbounded';color:var(--accent)}
.modal{position:fixed;inset:0;background:rgba(5,6,8,.75);backdrop-filter:blur(4px);z-index:100;
  display:none;place-items:center;padding:20px}
.modal.is-open{display:grid}
.modal__box{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:36px;max-width:440px;width:100%;box-shadow:var(--shadow)}
.modal__box h3{font-size:22px;margin-bottom:8px}
.modal__box p{color:var(--muted);margin-bottom:22px;font-size:14.5px}
.modal__close{position:absolute;top:20px;right:24px;cursor:pointer;color:var(--muted);font-size:26px;line-height:1}

/* ===== Иконки ===== */
.ico{flex:none;vertical-align:middle}
.btn .ico{width:18px;height:18px}

/* ===== Анимации появления ===== */
/* По умолчанию всё видимо. Анимация включается только если JS добавил .js-reveal
   на <html> — так контент никогда не «застрянет» невидимым при сбое JS. */
.js-reveal .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.js-reveal .reveal.in{opacity:1;transform:none}
.js-reveal .reveal.d1{transition-delay:.08s}.js-reveal .reveal.d2{transition-delay:.16s}
.js-reveal .reveal.d3{transition-delay:.24s}.js-reveal .reveal.d4{transition-delay:.32s}
@media(prefers-reduced-motion:reduce){.js-reveal .reveal{opacity:1;transform:none;transition:none}}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.hero__art{animation:floaty 7s ease-in-out infinite}
.nav.is-scrolled{height:auto}
.nav.is-scrolled .nav__in{height:58px}
.card,.service,.feat,.step{will-change:transform}

/* ===== CTA-полоса ===== */
.cta{margin-top:40px}
.cta__in{background:linear-gradient(135deg,var(--accent),#a8823f);border-radius:24px;padding:44px 48px;
  display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap;position:relative;overflow:hidden}
.cta__in::after{content:"";position:absolute;right:-40px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.12)}
.cta h2{color:#1a1408;font-size:clamp(22px,3vw,32px);margin-bottom:6px}
.cta p{color:rgba(26,20,8,.75);font-weight:500;max-width:440px}
.cta__actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
.cta .btn--primary{background:#1a1408;color:#f5e9d5}
.cta .btn--primary:hover{background:#2a2110}
.cta .btn--ghost{border-color:rgba(26,20,8,.35);color:#1a1408}
.cta .btn--ghost:hover{border-color:#1a1408;background:rgba(26,20,8,.06);color:#1a1408}

/* ===== Новый подвал ===== */
.footer{margin-top:80px;border-top:1px solid var(--border);background:var(--bg2);padding-top:64px}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:48px}
.footer__desc{color:var(--muted);font-size:14.5px;margin:18px 0 22px;max-width:320px}
.footer__socials{display:flex;gap:10px}
.footer__socials a{width:40px;height:40px;border-radius:11px;border:1px solid var(--border2);
  display:grid;place-items:center;color:var(--muted);transition:.2s}
.footer__socials a:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-3px)}
.footer__col h4{font-family:'Manrope';font-size:14px;font-weight:700;margin-bottom:18px;color:var(--text);letter-spacing:.01em}
.footer__col a{display:block;color:var(--muted);font-size:14.5px;margin-bottom:12px;transition:.2s}
.footer__col a:hover{color:var(--accent);transform:translateX(3px)}
.footer__phone{font-family:'Unbounded';font-size:20px;color:var(--accent)!important;margin-bottom:16px!important}
.footer__addr{display:flex;gap:10px;color:var(--muted);font-size:14px;margin-bottom:12px;align-items:flex-start}
.footer__addr .ico{color:var(--accent);margin-top:1px}
.footer__bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:24px 0;border-top:1px solid var(--border);color:var(--muted);font-size:13.5px;flex-wrap:wrap;margin-top:0}

/* ===== Конструктор v2 ===== */
.cst__steps{display:flex;gap:10px;margin:18px 0 22px;flex-wrap:wrap}
.cst__step{display:flex;align-items:center;gap:9px;padding:9px 15px;border:1px solid var(--border);border-radius:30px;
  font-size:13.5px;color:var(--muted);background:var(--surface)}
.cst__step b{width:22px;height:22px;border-radius:50%;background:var(--bg2);border:1px solid var(--border2);
  display:grid;place-items:center;font-family:'Unbounded';font-size:11px;color:var(--muted)}
.cst__step.is-active{border-color:var(--accent);color:var(--text)}
.cst__step.is-active b{background:var(--accent);color:#161307;border-color:var(--accent)}
.tool .ico,.room-btn .ico{width:17px;height:17px}
.tool{display:inline-flex;align-items:center;gap:7px}
.tool--primary{background:var(--accent-dim);border-color:var(--accent);color:var(--accent)}
.tool--primary:hover{background:var(--accent);color:#161307}
.legend{display:flex;gap:16px;flex-wrap:wrap;margin-top:12px;justify-content:center;color:var(--muted);font-size:12.5px}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:22px;height:0;border-top:3px solid;border-radius:2px;display:inline-block}
.canvas-wrap{position:relative}
.cst__phase-hint{position:absolute;top:22px;left:50%;transform:translateX(-50%);z-index:2;
  background:rgba(13,15,18,.86);backdrop-filter:blur(8px);border:1px solid var(--accent);border-radius:30px;
  padding:9px 18px;font-size:13px;color:var(--text);pointer-events:none;transition:.3s;white-space:nowrap;box-shadow:var(--shadow)}
.cst__phase-hint.hide{opacity:0}

/* ===== Адаптив ===== */
@media(max-width:960px){
  .hero__grid{grid-template-columns:1fr;gap:36px}
  .hero__art{max-width:420px}
  .services,.feats,.steps{grid-template-columns:repeat(2,1fr)}
  .promo,.lead-grid{grid-template-columns:1fr;gap:28px}
  .catalog{grid-template-columns:1fr}
  .filters{position:static}
  .catalog__grid{grid-template-columns:repeat(2,1fr)}
  .cst__layout{grid-template-columns:1fr}
  .cst__layout .panel{order:2}
  .cst__layout .canvas-wrap{order:1}
}
@media(max-width:960px){
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer__brand{grid-column:1/-1}
  .cta__in{padding:32px}
}
@media(max-width:640px){
  .nav__links,.nav__phone{display:none}
  .nav__links.is-open{display:flex;position:absolute;top:70px;left:0;right:0;flex-direction:column;
    background:var(--bg2);border-bottom:1px solid var(--border);padding:18px 24px}
  .nav__burger{display:flex}
  .services,.feats,.steps,.catalog__grid{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr}
  .hero__stats{gap:24px}
  .lead,.promo{padding:28px}
  section,.sec{padding:52px 0}
  .cta__in{flex-direction:column;align-items:flex-start}
}