/* ============================================================
   Ремтони — ремонт бытовой техники в Челябинске
   Фирменные цвета: жёлтый / чёрный / синий
   ============================================================ */

:root{
  --ink:        #0a1024;   /* near-black navy */
  --ink-2:      #060b1c;
  --navy:       #0c1636;
  --navy-glass: #0a1f5e;
  --blue:       #1e63ff;   /* electric blue */
  --blue-600:   #144fe0;
  --blue-100:   #e8efff;
  --blue-050:   #f2f6ff;
  --yellow:     #ffcb05;   /* signal yellow */
  --yellow-600: #e8b400;
  --paper:      #eef1f8;   /* cool light bg */
  --white:      #ffffff;
  --text:       #10162e;   /* body text on light */
  --muted:      #5a6480;   /* secondary text on light */
  --line:       #dfe4f0;

  --r-lg: 26px;
  --r-md: 18px;
  --r-sm: 12px;

  --wrap: 1160px;
  --pad: clamp(20px, 5vw, 40px);

  --shadow-card: 0 18px 40px -24px rgba(12,22,54,0.35);
  --shadow-pop:  0 30px 70px -30px rgba(12,22,54,0.55);

  --f-display: "Unbounded", system-ui, sans-serif;
  --f-body:    "Onest", system-ui, -apple-system, sans-serif;
  --f-mono:    "JetBrains Mono", ui-monospace, monospace;
}

/* ---------- reset ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--f-body);
  color:var(--text);
  background:var(--paper);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--f-display);line-height:1.05;letter-spacing:-0.01em}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:4px}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}

/* ---------- eyebrow ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:.78rem;font-weight:600;text-transform:uppercase;
  letter-spacing:.14em;color:var(--yellow-600);
  margin-bottom:18px;
}
.eyebrow-dark{color:var(--blue-600)}
.eyebrow-dot{
  width:10px;height:10px;border-radius:50%;
  background:var(--yellow);
  box-shadow:0 0 0 3px rgba(255,203,5,.25);
  flex:none;
}
.eyebrow-dark .eyebrow-dot{background:var(--blue);box-shadow:0 0 0 3px rgba(30,99,255,.2)}

/* ---------- buttons ---------- */
.btn{
  --btn-py:16px;--btn-px:26px;
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:var(--btn-py) var(--btn-px);
  border-radius:999px;font-family:var(--f-body);font-weight:600;font-size:1rem;
  border:2px solid transparent;cursor:pointer;
  transition:transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:active{transform:translateY(1px)}
.btn-sm{--btn-py:11px;--btn-px:18px;font-size:.92rem}
.btn-yellow{background:var(--yellow);color:#141414;box-shadow:0 12px 26px -12px rgba(255,203,5,.7)}
.btn-yellow:hover{background:var(--yellow-600);transform:translateY(-2px)}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-600);transform:translateY(-2px)}
.btn-ghost{
  background:transparent;color:#fff;border-color:rgba(255,255,255,.28);
  flex-direction:column;gap:0;line-height:1.15;padding-block:12px;
}
.btn-ghost:hover{border-color:var(--yellow);background:rgba(255,255,255,.04)}
.btn-ghost-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;opacity:.7}
.btn-ghost-phone{font-family:var(--f-mono);font-weight:600;font-size:1.02rem}

/* ============================================================
   HEADER
   ============================================================ */
.site-head{
  position:sticky;top:0;z-index:100;
  background:rgba(10,16,36,.72);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:background .3s ease, border-color .3s ease;
}
.site-head.scrolled{background:rgba(6,11,28,.94)}
.head-inner{display:flex;align-items:center;gap:24px;height:72px}

.brand{display:inline-flex;align-items:center;gap:11px;color:#fff}
.brand-text{font-family:var(--f-display);font-weight:700;font-size:1.28rem;letter-spacing:-.02em}
.brand-mark{
  --mark-h:32px;
  height:var(--mark-h);width:calc(var(--mark-h) * 268 / 314);
  flex:none;display:block;color:var(--yellow);
  transition:transform .25s ease;
}
.brand:hover .brand-mark{transform:translateY(-2px) rotate(-3deg)}

/* спрайт с логотипом — не должен занимать место */
.logo-sprite{position:absolute;width:0;height:0;overflow:hidden}

.nav{display:flex;gap:26px;margin-left:8px}
.nav a{color:rgba(255,255,255,.82);font-weight:500;font-size:.96rem;transition:color .2s}
.nav a:hover{color:var(--yellow)}

.head-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
.head-phone{
  font-family:var(--f-mono);font-weight:600;color:#fff;font-size:1rem;
  white-space:nowrap;transition:color .2s;
}
.head-phone:hover{color:var(--yellow)}

.burger{display:none;flex-direction:column;gap:5px;width:44px;height:44px;
  background:none;border:none;cursor:pointer;padding:10px}
.burger span{height:2px;background:#fff;border-radius:2px;transition:.25s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(120% 90% at 85% 0%, #10245e 0%, transparent 55%),
    linear-gradient(160deg, var(--ink) 0%, var(--ink-2) 100%);
  padding-block:clamp(64px, 9vw, 120px) clamp(64px, 10vw, 130px);
}
.hero-glow{
  position:absolute;width:640px;height:640px;right:-120px;top:-160px;
  background:radial-gradient(circle,rgba(30,99,255,.4),transparent 62%);
  filter:blur(10px);pointer-events:none;
}
.hero-inner{position:relative;text-align:center}
.hero-copy{max-width:820px;margin-inline:auto}
.hero-title{
  font-size:clamp(2.4rem, 6vw, 4.4rem);font-weight:800;
  margin-bottom:22px;
}
.hero-title .hl{color:var(--yellow)}
.hero-sub{
  font-size:clamp(1.08rem,1.7vw,1.35rem);color:rgba(255,255,255,.86);
  max-width:56ch;margin-inline:auto;margin-bottom:16px;
}
.hero-note{
  font-size:1rem;color:rgba(255,255,255,.68);
  max-width:60ch;margin-inline:auto;margin-bottom:34px;
}
.hero-cta{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-bottom:30px}
.hero-trust{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:10px 22px}
.hero-trust li{
  position:relative;padding-left:26px;font-size:.96rem;color:rgba(255,255,255,.85);font-weight:500;
}
.hero-trust li::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:16px;height:16px;border-radius:50%;
  background:var(--blue);
  box-shadow:inset 0 0 0 3px var(--ink), 0 0 0 2px var(--blue);
}

.hero-honest{
  max-width:64ch;margin:34px auto 0;text-align:left;
  padding:16px 20px;border-radius:var(--r-md);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  border-left:4px solid var(--yellow);
  color:rgba(255,255,255,.78);font-size:.98rem;line-height:1.55;
}
.hero-honest b{color:#fff;font-weight:600}

/* ============================================================
   SECTION HEADINGS
   ============================================================ */
.sec-head{max-width:640px;margin-bottom:clamp(34px,5vw,52px)}
.sec-title{font-size:clamp(1.8rem,3.6vw,2.9rem);font-weight:700;color:var(--text)}
.sec-lead{margin-top:16px;color:var(--muted);font-size:1.06rem}
.sec-head-light .sec-title{color:#fff}
.sec-head-light .sec-lead{color:rgba(255,255,255,.72)}

/* ============================================================
   SERVICES
   ============================================================ */
.services{padding-block:clamp(56px,8vw,96px);background:var(--paper)}
.svc-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.svc-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--shadow-card);
  position:relative;overflow:hidden;
  transition:transform .2s ease, border-color .2s ease;
}
.svc-card::before{
  content:"";position:absolute;left:0;top:0;height:100%;width:4px;background:var(--blue);
  transform:scaleY(0);transform-origin:top;transition:transform .25s ease;
}
.svc-card:hover{transform:translateY(-4px);border-color:#c9d3ec}
.svc-card:hover::before{transform:scaleY(1)}
.svc-card h3{font-size:1.14rem;font-weight:600;font-family:var(--f-body);margin-bottom:8px}
.svc-card p{color:var(--muted);font-size:.94rem}

/* ============================================================
   WHY US  (dark)
   ============================================================ */
.why{
  padding-block:clamp(56px,8vw,96px);color:#fff;
  background:
    radial-gradient(90% 120% at 100% 0%, #12245c 0%, transparent 50%),
    var(--ink);
}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.why-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);
  border-radius:var(--r-md);padding:28px 24px;
  transition:transform .2s ease, background .2s ease;
}
.why-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.07)}
.why-num{
  font-family:var(--f-mono);font-weight:600;color:var(--yellow);
  font-size:.9rem;display:block;margin-bottom:18px;
}
.why-card h3{font-family:var(--f-body);font-size:1.16rem;font-weight:600;margin-bottom:10px}
.why-card p{color:rgba(255,255,255,.72);font-size:.96rem}

/* ============================================================
   PROCESS  (light)
   ============================================================ */
.process{padding-block:clamp(56px,8vw,96px);background:var(--white)}
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:none}
.step{position:relative;padding:0 24px 0 0}
.step:not(:last-child)::after{
  content:"";position:absolute;top:34px;right:14px;width:calc(100% - 62px);height:2px;
  background:linear-gradient(90deg,var(--blue),transparent);
}
.step-num{
  display:grid;place-items:center;width:68px;height:68px;border-radius:50%;
  background:var(--paper);border:2px solid var(--blue);color:var(--blue);
  font-family:var(--f-display);font-weight:700;font-size:1.4rem;margin-bottom:22px;
}
.step:last-child .step-num{background:var(--yellow);border-color:var(--yellow);color:#141414}
.step h3{font-family:var(--f-body);font-size:1.2rem;font-weight:600;margin-bottom:8px}
.step p{color:var(--muted);font-size:.96rem;padding-right:18px}

.modes{
  margin-top:clamp(30px,4vw,46px);
  display:grid;grid-template-columns:1fr 1fr;gap:18px;
}
.mode{
  padding:24px 26px;border-radius:var(--r-md);
  background:var(--blue-050);border:1px solid var(--line);
}
.mode h3{font-family:var(--f-body);font-size:1.18rem;font-weight:600;margin-bottom:10px}
.mode > p{color:var(--muted);font-size:.98rem}
.mode-facts{
  list-style:none;display:grid;gap:9px;
  margin-top:16px;padding-top:16px;border-top:1px solid var(--line);
}
.mode-facts li{position:relative;padding-left:19px;font-size:.96rem;color:var(--text)}
.mode-facts li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:6px;height:6px;border-radius:50%;background:var(--blue);
}
.mode-facts b{font-family:var(--f-mono);font-weight:600;color:var(--blue-600)}
.mode-facts strong{font-weight:600}

.modes-note{
  margin-top:18px;padding:16px 22px;border-radius:var(--r-md);
  background:rgba(255,203,5,.16);border:1px solid rgba(232,180,0,.4);
  color:var(--text);font-size:1rem;
}
.modes-note b{font-weight:600}

/* ============================================================
   MASTER  (light)
   ============================================================ */
.master{padding-block:clamp(56px,8vw,96px);background:var(--paper)}
.master-inner{
  display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(30px,5vw,60px);align-items:center;
}
.master-photo{display:grid;place-items:center}
.master-photo img{
  width:min(100%,360px);height:auto;
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-pop);
}
.master-name{font-size:clamp(1.9rem,4vw,3rem);font-weight:700;margin-bottom:6px}
.master-role{color:var(--blue-600);font-weight:600;font-size:1.1rem;margin-bottom:20px}
.master-quote{
  margin-bottom:26px;padding-left:22px;border-left:3px solid var(--yellow);
  max-width:58ch;
}
.master-quote p{color:var(--muted);font-size:1.05rem;margin-bottom:14px}
.master-sign{color:var(--text);font-weight:600;font-size:1rem;line-height:1.55}
.master-copy .btn{margin-top:10px}

/* ============================================================
   ORDER / CTA  (yellow)
   ============================================================ */
.order{padding-block:clamp(56px,8vw,96px);background:var(--yellow)}
.order-inner{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,60px);align-items:center;
}
.order-title{font-size:clamp(1.7rem,3.4vw,2.6rem);font-weight:700;color:#141414;max-width:16ch}
.order-sub{margin-top:16px;color:#3a3320;font-size:1.1rem;max-width:44ch}
.order-phone{
  display:inline-block;margin-top:24px;font-family:var(--f-mono);font-weight:600;
  font-size:clamp(1.5rem,3.4vw,2.1rem);color:#141414;
}
.order-phone:hover{color:var(--blue-600)}
.order-phone + .btn{display:inline-flex;margin-top:20px}
.btn-lg{padding:18px 34px;font-size:1.06rem}
.order-callback{
  display:block;margin-top:18px;color:#5a4f28;font-weight:500;font-size:.96rem;
}

/* карточки справа */
.order-facts{display:grid;gap:14px}
.order-fact{
  padding:20px 24px;border-radius:var(--r-md);
  background:rgba(20,20,20,.07);border:1px solid rgba(20,20,20,.12);
}
.order-fact h3{
  font-family:var(--f-body);font-size:.82rem;font-weight:700;
  text-transform:uppercase;letter-spacing:.09em;
  color:#6b5f33;margin-bottom:8px;
}
.order-fact p{color:#141414;font-size:1.02rem;line-height:1.55}

/* карточка-ссылка на канал ВКонтакте */
.order-fact-vk{
  display:flex;align-items:center;gap:14px;
  background:#141414;border-color:#141414;
  transition:transform .2s ease, box-shadow .2s ease;
}
.order-fact-vk:hover{transform:translateY(-2px);box-shadow:var(--shadow-pop)}
.order-fact-vk h3{color:#8ab4ff;margin-bottom:5px}
.order-fact-vk p{color:rgba(255,255,255,.82);font-size:.95rem;text-transform:none}
.order-fact-vk-text{flex:1;min-width:0}
.order-fact-vk-arrow{color:var(--yellow);font-size:1.4rem;line-height:1;flex:none}
.vk-icon{width:38px;height:38px;flex:none}

/* ============================================================
   FOOTER
   ============================================================ */
.site-foot{background:var(--ink-2);color:#fff;padding-top:clamp(48px,6vw,72px)}
.foot-inner{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08);
}
.brand-foot{margin-bottom:14px}
.brand-foot .brand-mark{--mark-h:44px}
.brand-foot .brand-text{font-size:1.4rem}
.foot-tagline{color:rgba(255,255,255,.62);max-width:32ch;margin-bottom:16px}
.foot-phone{font-family:var(--f-mono);font-weight:600;font-size:1.2rem;color:var(--yellow)}
.foot-vk{
  display:inline-flex;align-items:center;gap:10px;margin-top:16px;
  color:rgba(255,255,255,.8);font-weight:500;
}
.foot-vk:hover{color:#fff}
.foot-vk .vk-icon{width:26px;height:26px}
.foot-nav{display:flex;flex-direction:column;gap:12px}
.foot-nav a{color:rgba(255,255,255,.75);transition:color .2s}
.foot-nav a:hover{color:var(--yellow)}
.foot-legal p{color:rgba(255,255,255,.62);font-size:.92rem;margin-bottom:6px}
.foot-legal .mono{font-family:var(--f-mono);font-size:.86rem;color:rgba(255,255,255,.5)}
.foot-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  padding-block:22px;color:rgba(255,255,255,.42);font-size:.86rem;
}

/* ---------- floating call button (mobile) ---------- */
.fab{
  position:fixed;right:18px;bottom:18px;z-index:90;display:none;
  width:56px;height:56px;border-radius:50%;background:var(--yellow);color:#141414;
  place-items:center;box-shadow:var(--shadow-pop);
  animation:fab-pulse 2.4s ease-in-out infinite;
}
@keyframes fab-pulse{0%,100%{box-shadow:0 0 0 0 rgba(255,203,5,.5)}50%{box-shadow:0 0 0 14px rgba(255,203,5,0)}}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1000px){
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:34px 20px}
  .step:not(:last-child)::after{display:none}
}

@media (max-width:860px){
  .nav{
    position:fixed;inset:72px 0 auto 0;flex-direction:column;gap:0;
    background:rgba(6,11,28,.98);backdrop-filter:blur(12px);
    padding:8px var(--pad) 20px;margin:0;
    border-bottom:1px solid rgba(255,255,255,.08);
    transform:translateY(-140%);transition:transform .3s ease;
  }
  .nav.open{transform:none}
  .nav a{padding:16px 0;border-bottom:1px solid rgba(255,255,255,.06);width:100%}
  .burger{display:flex}
  .head-phone{display:none}
  .head-actions .btn-sm{display:none}

  .master-inner{grid-template-columns:1fr;text-align:center}
  .master-copy .eyebrow{justify-content:center}
  .master-photo img{width:min(72%,300px)}
  .master-quote{
    margin-inline:auto;padding-left:0;padding-top:20px;
    border-left:none;border-top:3px solid var(--yellow);
  }

  .modes{grid-template-columns:1fr}
  .order-inner{grid-template-columns:1fr}
  .foot-inner{grid-template-columns:1fr;gap:30px}
  .fab{display:grid}
}

@media (max-width:520px){
  .svc-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .btn{width:100%}
  .hero-cta{flex-direction:column}
}

/* ============================================================
   ПРЕЛОАДЕР
   ============================================================ */
.preloader{display:none}
.is-loading .preloader{
  position:fixed;inset:0;z-index:1000;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;
  background:var(--ink);
  transition:opacity .45s ease, visibility .45s ease;
}
.is-loading,.is-loading body{overflow:hidden}
.preloader.out{opacity:0;visibility:hidden}

.pre-mark{
  --pre-h:clamp(78px, 17vw, 108px);
  height:var(--pre-h);width:calc(var(--pre-h) * 268 / 314);
  color:var(--yellow);overflow:visible;
}
.pre-mark-ghost{color:rgba(255,203,5,.16)}
.pre-water{
  transform:translateY(320px);
  animation:pre-fill 1.9s cubic-bezier(.5,.05,.4,1) infinite;
}
@keyframes pre-fill{
  0%   {transform:translateY(320px)}
  45%  {transform:translateY(0)}
  62%  {transform:translateY(0)}
  100% {transform:translateY(320px)}
}
.pre-name{
  font-family:var(--f-display);font-weight:700;font-size:1.15rem;
  letter-spacing:.06em;color:#fff;
  animation:pre-breathe 1.9s ease-in-out infinite;
}
@keyframes pre-breathe{0%,100%{opacity:.45}50%{opacity:1}}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
  .pre-water{transform:none!important}
  .pre-name{opacity:1}
}