/* ---------- tokens ---------- */
:root{
  --bg: #0f1216;
  --bg-alt: #f6f4ef;
  --ink: #16181c;
  --ink-soft: #565b63;
  --paper: #ffffff;
  --accent: #ff6b1a;
  --accent-dark: #e2570e;
  --accent-soft: #ffe4d1;
  --line: #e7e4dc;
  --dark-line: rgba(255,255,255,.12);
  --radius: 18px;
  --shadow: 0 20px 50px -20px rgba(15,18,22,.25);
  --ff-head: "Unbounded", sans-serif;
  --ff-body: "Manrope", sans-serif;
  --ease: cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: var(--ff-body);
  color: var(--ink);
  background: var(--bg-alt);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3{ font-family: var(--ff-head); line-height:1.15; margin:0; }
p{ margin:0; }

.container{
  width:100%;
  max-width: 1180px;
  margin-inline:auto;
  padding-inline: 24px;
}

/* ---------- progress bar ---------- */
.progress-bar{
  position:fixed; top:0; left:0; height:3px; width:0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-dark));
  z-index: 1000;
  transition: width .1s linear;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  border: 1.5px solid transparent;
  cursor:pointer;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .25s ease, color .25s ease, border-color .25s ease;
  white-space:nowrap;
}
.btn--accent{ background: var(--accent); color:#fff; box-shadow: 0 10px 24px -10px rgba(255,107,26,.7); }
.btn--accent:hover{ transform: translateY(-3px); box-shadow: 0 16px 30px -10px rgba(255,107,26,.8); background: var(--accent-dark); }
.btn--ghost{ background: transparent; color: var(--ink); border-color: rgba(22,24,28,.2); }
.btn--ghost:hover{ border-color: var(--ink); transform: translateY(-3px); }
.btn--lg{ padding: 16px 30px; font-size: 1rem; }

/* ---------- header ---------- */
.header{
  position: fixed; inset: 0 0 auto 0;
  z-index: 200;
  padding: 18px 0;
  transition: padding .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}
.header__inner{ display:flex; align-items:center; justify-content:space-between; gap: 20px; }
.header.scrolled{
  padding: 10px 0;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 30px -20px rgba(0,0,0,.3);
}
.logo{ display:flex; align-items:center; gap:10px; font-family: var(--ff-head); font-weight:700; font-size:1.15rem; color:var(--ink); }
.logo__icon{ color: var(--accent); display:flex; }
.logo__text em{ font-style:normal; color: var(--accent); }

.nav{ display:flex; gap: 28px; }
.nav__link{
  position:relative; font-weight:600; font-size:.92rem; color: var(--ink);
  padding: 4px 0;
}
.nav__link::after{
  content:""; position:absolute; left:0; right:100%; bottom:-2px; height:2px;
  background: var(--accent); transition: right .3s var(--ease);
}
.nav__link:hover::after{ right:0; }

.header__right{ display:flex; align-items:center; gap:16px; }
.header__phone{ display:flex; align-items:center; gap:8px; font-weight:600; font-size:.9rem; color: var(--ink-soft); }
.header__phone svg{ color: var(--accent); }
.header__cta{ padding: 11px 20px; font-size:.88rem; }

.burger{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:38px; height:38px; border:none; background:none; cursor:pointer; padding:0;
}
.burger span{ display:block; height:2px; background: var(--ink); border-radius:2px; transition: transform .3s var(--ease), opacity .3s var(--ease); }
.burger.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2){ opacity:0; }
.burger.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height: 100svh;
  display:flex; align-items:center;
  padding-top: 120px; padding-bottom: 60px;
  overflow:hidden;
  background: linear-gradient(180deg, #12151a 0%, #1b1f26 100%);
  color:#fff;
}
.hero__bg{ position:absolute; inset:0; z-index:0; }
.blob{
  position:absolute; border-radius:50%;
  filter: blur(70px);
  opacity:.55;
  animation: float 14s ease-in-out infinite;
}
.blob--1{ width:520px; height:520px; background: radial-gradient(circle, var(--accent), transparent 70%); top:-160px; right:-120px; }
.blob--2{ width:420px; height:420px; background: radial-gradient(circle, #3a6cff, transparent 70%); bottom:-180px; left:-100px; animation-delay: -6s; }
@keyframes float{
  0%,100%{ transform: translate(0,0) scale(1); }
  50%{ transform: translate(30px,-30px) scale(1.08); }
}
.grid-overlay{
  position:absolute; inset:0;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 40%, transparent 90%);
}

.hero__inner{ position:relative; z-index:1; }
.eyebrow{
  display:inline-block; font-weight:700; font-size:.82rem; letter-spacing:.02em;
  color: var(--accent); background: rgba(255,107,26,.12);
  border: 1px solid rgba(255,107,26,.35);
  padding: 7px 16px; border-radius: 999px; margin-bottom:22px;
}
.hero__title{
  font-size: clamp(2.2rem, 5.4vw, 4rem);
  font-weight: 700;
  max-width: 900px;
  margin-bottom: 22px;
}
.highlight{ color: var(--accent); }
.hero__subtitle{
  font-size: 1.1rem; color: rgba(255,255,255,.72);
  max-width: 620px; margin-bottom: 34px; line-height:1.6;
}
.hero__actions{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom: 60px; }
.hero__actions .btn--ghost{ color:#fff; border-color: rgba(255,255,255,.3); }
.hero__actions .btn--ghost:hover{ border-color:#fff; }

.hero__stats{ display:flex; gap: 48px; flex-wrap:wrap; }
.stat{ display:flex; flex-direction:column; }
.stat__num{ font-family: var(--ff-head); font-size: 2.2rem; font-weight:700; display:inline; }
.stat__suffix{ font-family: var(--ff-head); font-size: 2.2rem; font-weight:700; color: var(--accent); }
.stat__label{ font-size: .85rem; color: rgba(255,255,255,.6); margin-top:4px; }

.scroll-cue{
  position:absolute; bottom: 28px; left:50%; transform:translateX(-50%);
  width:26px; height:42px; border:2px solid rgba(255,255,255,.4); border-radius:20px;
  display:flex; justify-content:center; padding-top:8px; z-index:1;
}
.scroll-cue span{ width:4px; height:8px; background:#fff; border-radius:2px; animation: cue 1.6s ease-in-out infinite; }
@keyframes cue{ 0%{ opacity:1; transform:translateY(0);} 70%{opacity:0; transform:translateY(10px);} 100%{opacity:0;} }

/* ---------- reveal ---------- */
.reveal{
  opacity:0; transform: translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.is-visible{ opacity:1; transform: translateY(0); }

/* ---------- sections ---------- */
.section{ padding: 110px 0; }
.section--muted{ background: #efece3; }
.section--dark{ background: var(--ink); color: #fff; }
.section__eyebrow{
  font-weight:700; color: var(--accent); text-transform:uppercase; letter-spacing:.08em; font-size:.8rem; margin-bottom:14px;
}
.section__eyebrow--light{ color: var(--accent); }
.section__title{
  font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight:700; max-width: 720px; margin-bottom: 20px;
}
.section__title--light{ color:#fff; }
.section__note{ color: var(--ink-soft); max-width:600px; margin-bottom: 40px; }

/* ---------- service cards ---------- */
.cards--services{
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 50px;
}
.card{
  background: var(--paper); border-radius: var(--radius); padding: 32px 26px;
  border: 1px solid var(--line);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}
.card:hover{ transform: translateY(-8px); box-shadow: var(--shadow); border-color: transparent; }
.card__icon{
  width:56px; height:56px; border-radius: 14px; background: var(--accent-soft); color: var(--accent-dark);
  display:flex; align-items:center; justify-content:center; margin-bottom: 20px;
  transition: transform .4s var(--ease), background .4s var(--ease);
}
.card:hover .card__icon{ background: var(--accent); color:#fff; transform: rotate(-8deg) scale(1.05); }
.card h3{ font-size:1.15rem; margin-bottom:10px; }
.card p{ color: var(--ink-soft); font-size:.95rem; line-height:1.55; }

/* ---------- about ---------- */
.about{ display:grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items:center; }
.about__lead{ color: rgba(255,255,255,.72); font-size:1.05rem; line-height:1.7; margin: 20px 0 26px; max-width: 540px; }
.checklist{ display:flex; flex-direction:column; gap: 12px; margin-bottom: 34px; }
.checklist li{ position:relative; padding-left: 30px; color:#fff; font-weight:600; font-size:.95rem; }
.checklist li::before{
  content:"✓"; position:absolute; left:0; top:-1px; width:20px; height:20px; border-radius:50%;
  background: var(--accent); color:#fff; font-size:.72rem; display:flex; align-items:center; justify-content:center;
}
.about__media img{
  border-radius: var(--radius); box-shadow: 0 30px 60px -20px rgba(0,0,0,.5);
  aspect-ratio: 7/8; object-fit:cover;
}

/* ---------- gallery ---------- */
.gallery{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 10px; }
.gallery__item{
  position:relative; overflow:hidden; border-radius: var(--radius);
  aspect-ratio: 5/4; box-shadow: var(--shadow);
}
.gallery__item img{ width:100%; height:100%; object-fit:cover; transition: transform .6s var(--ease); }
.gallery__item:hover img{ transform: scale(1.08); }
.gallery__item figcaption{
  position:absolute; inset:auto 0 0 0; padding: 18px;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.75));
  color:#fff; display:flex; flex-direction:column; gap:2px;
  transform: translateY(8px); opacity:.9; transition: transform .4s var(--ease);
}
.gallery__item:hover figcaption{ transform: translateY(0); }
.gallery__item figcaption span{ font-weight:700; }
.gallery__item figcaption small{ opacity:.75; }

/* ---------- timeline ---------- */
.timeline{ position:relative; display:grid; grid-template-columns: repeat(5,1fr); gap: 24px; margin-top: 60px; }
.timeline__line{
  position:absolute; top:-30px; left:0; right:0; height:3px; background: var(--line);
  border-radius:3px;
}
.timeline__fill{
  height:100%; width:0%; background: linear-gradient(90deg, var(--accent), var(--accent-dark));
  border-radius:3px; transition: width .6s var(--ease);
}
.timeline__step{ position:relative; }
.timeline__num{
  display:inline-flex; font-family: var(--ff-head); font-weight:700; color: var(--accent);
  font-size:.85rem; margin-bottom: 14px;
}
.timeline__step h3{ font-size:1.05rem; margin-bottom:8px; }
.timeline__step p{ color: var(--ink-soft); font-size:.9rem; line-height:1.5; }

/* ---------- reviews ---------- */
.reviews{ margin-top: 40px; }
.review-track{ display:flex; gap: 24px; overflow-x:auto; scroll-snap-type: x mandatory; padding-bottom: 10px; scrollbar-width:none; }
.review-track::-webkit-scrollbar{ display:none; }
.review{
  scroll-snap-align:start; flex: 0 0 min(480px, 90vw);
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px; box-shadow: var(--shadow);
}
.review p{ font-size:1.05rem; line-height:1.6; margin-bottom:18px; }
.review footer{ color: var(--ink-soft); font-weight:700; font-size:.88rem; }
.review-dots{ display:flex; gap:8px; justify-content:center; margin-top: 24px; }
.review-dots button{
  width:9px; height:9px; border-radius:50%; border:none; background: var(--line); cursor:pointer;
  transition: background .3s ease, transform .3s ease;
}
.review-dots button.active{ background: var(--accent); transform: scale(1.25); }

/* ---------- contacts ---------- */
.contacts{ display:grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items:start; }
.contacts__list{ display:flex; flex-direction:column; gap:18px; margin-top: 26px; }
.contacts__list li{ display:flex; flex-direction:column; gap:2px; border-top: 1px solid var(--dark-line); padding-top: 14px; }
.contacts__list span{ font-size:.8rem; color: rgba(255,255,255,.55); }
.contacts__list strong{ font-size:1.05rem; }

.form{ background: #fff; color: var(--ink); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
.form__row{ display:grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label{ display:flex; flex-direction:column; gap:8px; font-size:.85rem; font-weight:700; color: var(--ink-soft); margin-bottom: 16px; }
.form input, .form textarea{
  font-family: var(--ff-body); font-size: .95rem; padding: 13px 14px; border-radius: 12px;
  border: 1.5px solid var(--line); background: #fbfaf7; color: var(--ink); resize:vertical;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.form input:focus, .form textarea:focus{
  outline:none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft);
}
.form__submit{ width:100%; }
.form__hint{ font-size:.78rem; color: var(--ink-soft); text-align:center; margin-top: 14px; }

/* ---------- footer ---------- */
.footer{ background: var(--ink); color: rgba(255,255,255,.55); padding: 26px 0; font-size:.85rem; }
.footer__inner{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px; }

/* ---------- fab ---------- */
.fab{
  position:fixed; right:24px; bottom:24px; z-index: 150;
  width:56px; height:56px; border-radius:50%; background: var(--accent); color:#fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 14px 30px -10px rgba(255,107,26,.7);
  transition: transform .3s var(--ease);
}
.fab:hover{ transform: scale(1.1) rotate(-6deg); }

/* ---------- responsive ---------- */
@media (max-width: 980px){
  .nav{ display:none; }
  .header__phone{ display:none; }
  .burger{ display:flex; }
  .cards--services{ grid-template-columns: repeat(2,1fr); }
  .about{ grid-template-columns: 1fr; }
  .about__media{ order:-1; }
  .gallery{ grid-template-columns: repeat(2,1fr); }
  .timeline{ grid-template-columns: repeat(2,1fr); row-gap: 36px; }
  .timeline__line{ display:none; }
  .contacts{ grid-template-columns: 1fr; }

  .nav.open{
    display:flex; flex-direction:column; position:fixed; top:0; right:0; bottom:0; width: min(320px,80vw);
    background:#fff; padding: 100px 32px 32px; gap: 22px; box-shadow: -20px 0 50px rgba(0,0,0,.2);
    z-index: 190; animation: slideIn .35s var(--ease);
  }
}
@keyframes slideIn{ from{ transform: translateX(100%); } to{ transform: translateX(0);} }

@media (max-width: 640px){
  .cards--services{ grid-template-columns: 1fr; }
  .gallery{ grid-template-columns: 1fr; }
  .timeline{ grid-template-columns: 1fr; }
  .hero__stats{ gap: 28px; }
  .form__row{ grid-template-columns: 1fr; }
  .header__cta{ display:none; }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
  *{ animation-duration: .001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
  html{ scroll-behavior:auto; }
}