/* ============================================================
   РЕМОНТ-БЮРО — дизайн-система
   Тёплый графит + медь/янтарь. Clash Display + General Sans.
============================================================ */

:root{
  --bg:            #0E0C0A;
  --bg-soft:       #151210;
  --bg-elevated:   #1B1713;
  --ink:           #F4EFE6;
  --ink-dim:       #B7AD9E;
  --ink-faint:     #7C7468;
  --accent:        #E7AE5E;
  --accent-2:      #C96A3E;
  --accent-3:      #8A9186;
  --line:          rgba(244,239,230,0.09);
  --line-strong:   rgba(244,239,230,0.16);
  --grad-main:     linear-gradient(135deg, var(--accent-2), var(--accent));
  --ease:          cubic-bezier(0.32,0.72,0,1);
  --ease-soft:     cubic-bezier(0.22,0.61,0.36,1);
  --radius-lg:     2rem;
  --radius-md:     1.25rem;
  --container:     1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'General Sans','Plus Jakarta Sans',sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

h1,h2,h3,h4{
  font-family:'Clash Display','Plus Jakarta Sans',sans-serif;
  font-weight:600;
  line-height:1.08;
  margin:0;
  letter-spacing:-0.01em;
}

p{ margin:0; }
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
button{ font-family:inherit; cursor:pointer; }

.container{ max-width:var(--container); margin:0 auto; padding:0 24px; }
.container-narrow{ max-width:760px; }

.section{ padding:120px 0; position:relative; }
@media (max-width:768px){ .section{ padding:72px 0; } }

.section-head{ max-width:640px; margin-bottom:64px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.eyebrow{
  display:inline-block;
  font-size:11px;
  letter-spacing:0.2em;
  text-transform:uppercase;
  font-weight:600;
  color:var(--accent);
  border:1px solid var(--line-strong);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:20px;
  background:rgba(231,174,94,0.06);
}
.h2{ font-size:clamp(2rem, 4vw, 3.1rem); margin-top:4px; color:var(--ink); }
.lead-p{ margin-top:20px; color:var(--ink-dim); font-size:1.05rem; max-width:52ch; }
.lead-p.center{ margin-left:auto; margin-right:auto; }

/* ============ ICONS ============ */
.ico{ width:18px; height:18px; flex-shrink:0; color:var(--accent); }
.ico-lg{ width:30px; height:30px; color:var(--accent); margin-bottom:18px; }

/* ============ GRAIN OVERLAY ============ */
.grain{
  position:fixed; inset:0; pointer-events:none; z-index:60;
  opacity:0.035; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============================================================
   PRELOADER
============================================================ */
#preloader{
  position:fixed; inset:0; z-index:200;
  display:flex; align-items:center; justify-content:center;
  background:var(--bg);
}
.preloader-inner{
  display:flex; flex-direction:column; align-items:center; gap:18px;
  position:relative; z-index:2;
}
.preloader-draw{ overflow:visible; }
.draw-path{
  stroke-dasharray:400;
  stroke-dashoffset:400;
  animation:drawLine 1.6s var(--ease-soft) forwards;
}
.draw-path-2{ animation-delay:0.35s; }
.draw-path-3{ animation-delay:0.1s; }
@keyframes drawLine{ to{ stroke-dashoffset:0; } }
.preloader-count{
  font-family:'Clash Display',sans-serif;
  font-size:2.2rem; font-weight:600;
  color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.preloader-count span{ background:var(--grad-main); -webkit-background-clip:text; background-clip:text; color:transparent; }
.preloader-label{
  font-size:11px; letter-spacing:0.25em; text-transform:uppercase; color:var(--ink-faint);
}
.preloader-curtain{
  position:fixed; inset:0; z-index:1;
  background:var(--bg-soft);
  transform:translateY(0);
}
.preloader-curtain-2{ background:var(--bg); }
#preloader.is-done .preloader-inner{
  animation:fadeOutUp 0.5s var(--ease) forwards;
}
#preloader.is-done .preloader-curtain-1{
  animation:curtainUp 0.9s 0.15s var(--ease) forwards;
}
#preloader.is-done .preloader-curtain-2{
  animation:curtainUp 0.9s 0.32s var(--ease) forwards;
}
@keyframes fadeOutUp{ to{ opacity:0; transform:translateY(-24px); } }
@keyframes curtainUp{ to{ transform:translateY(-100%); } }
#preloader.is-hidden{ display:none; }
body.loading{ overflow:hidden; height:100vh; }

/* ============================================================
   NAV
============================================================ */
.nav-wrap{ position:fixed; top:0; left:0; right:0; z-index:100; display:flex; justify-content:center; }
.nav-island{
  margin-top:18px;
  width:min(920px, calc(100% - 32px));
  display:flex; align-items:center; gap:28px;
  padding:10px 10px 10px 20px;
  border-radius:999px;
  background:rgba(20,17,14,0.6);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--line-strong);
  box-shadow:0 12px 40px -12px rgba(0,0,0,0.5);
  transition:background 0.4s var(--ease), border-color 0.4s var(--ease);
}
.nav-logo{ display:flex; align-items:center; gap:8px; font-family:'Clash Display',sans-serif; font-weight:600; white-space:nowrap; }
.nav-mono{
  width:28px; height:28px; border-radius:8px; display:flex; align-items:center; justify-content:center;
  background:var(--grad-main); color:#1a1208; font-size:14px; font-weight:700;
}
.nav-word{ font-size:15px; color:var(--ink); }
.nav-word b{ font-weight:400; color:var(--ink-dim); }
.nav-links{ display:flex; gap:22px; margin-right:auto; }
.nav-links a{ font-size:14px; color:var(--ink-dim); transition:color 0.25s var(--ease); }
.nav-links a:hover{ color:var(--ink); }
.nav-cta{ display:flex; align-items:center; gap:16px; }
.nav-phone{ font-size:14px; color:var(--ink); white-space:nowrap; transition:color .25s; }
.nav-phone:hover{ color:var(--accent); }
.nav-burger{ display:none; background:none; border:none; width:36px; height:36px; position:relative; flex-shrink:0; }
.nav-burger span{
  position:absolute; left:9px; right:9px; height:1.5px; background:var(--ink);
  transition:transform 0.4s var(--ease), opacity 0.3s var(--ease);
}
.nav-burger span:first-child{ top:15px; }
.nav-burger span:last-child{ top:21px; }
.nav-burger.is-open span:first-child{ transform:translateY(3px) rotate(45deg); }
.nav-burger.is-open span:last-child{ transform:translateY(-3px) rotate(-45deg); }

@media (max-width:860px){
  .nav-links{ display:none; }
  .nav-phone{ display:none; }
  .nav-cta .btn-sm{ display:none; }
  .nav-burger{ display:block; }
  .nav-island{ justify-content:space-between; }
}

.nav-mobile{
  position:fixed; inset:0; z-index:90;
  background:rgba(10,9,7,0.92);
  backdrop-filter:blur(24px);
  -webkit-backdrop-filter:blur(24px);
  display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none;
  transition:opacity 0.5s var(--ease);
}
.nav-mobile.is-open{ opacity:1; pointer-events:auto; }
.nav-mobile-links{ display:flex; flex-direction:column; align-items:center; gap:22px; }
.nm-link{
  font-family:'Clash Display',sans-serif; font-size:1.6rem; color:var(--ink);
  opacity:0; transform:translateY(28px) blur(6px);
  transition:opacity 0.6s var(--ease) var(--d), transform 0.6s var(--ease) var(--d);
}
.nav-mobile.is-open .nm-link{ opacity:1; transform:translateY(0); }
.nm-phone{ color:var(--accent); font-size:1.1rem; font-family:'General Sans',sans-serif; }

/* ============================================================
   BUTTONS
============================================================ */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  border-radius:999px; font-weight:500; font-size:14.5px;
  padding:13px 8px 13px 22px;
  transition:transform 0.5s var(--ease), box-shadow 0.5s var(--ease), background 0.4s var(--ease);
  border:1px solid transparent;
}
.btn-primary{ background:var(--grad-main); color:#1a1208; }
.btn-primary:hover{ box-shadow:0 8px 28px -6px rgba(231,174,94,0.45); }
.btn-primary:active{ transform:scale(0.98); }
.btn-ghost{ background:transparent; border-color:var(--line-strong); color:var(--ink); padding:13px 24px; }
.btn-ghost:hover{ border-color:var(--accent); color:var(--accent); }
.btn-sm{ padding:9px 6px 9px 18px; font-size:13.5px; }
.btn-lg{ padding:16px 10px 16px 28px; font-size:15.5px; }
.btn-block{ width:100%; justify-content:center; }
.btn-dot{
  width:30px; height:30px; border-radius:50%;
  background:rgba(26,18,8,0.12);
  display:flex; align-items:center; justify-content:center;
  transition:transform 0.5s var(--ease), background 0.4s var(--ease);
}
.btn:hover .btn-dot{ transform:translate(2px,-2px) scale(1.06); }
.btn-lg .btn-dot{ width:34px; height:34px; }

.link-arrow{ display:inline-flex; align-items:center; gap:6px; color:var(--accent); font-size:14px; font-weight:500; }
.link-arrow span{ transition:transform 0.4s var(--ease); display:inline-block; }
.link-arrow:hover span{ transform:translateX(4px); }

/* ============================================================
   DOUBLE-BEZEL CARD SYSTEM
============================================================ */
.bezel{
  background:rgba(244,239,230,0.03);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:8px;
  height:100%;
  transition:border-color 0.5s var(--ease), transform 0.5s var(--ease);
}
.bezel-inner{
  background:var(--bg-elevated);
  border-radius:calc(var(--radius-lg) - 8px);
  height:100%;
  padding:30px 26px;
  box-shadow:inset 0 1px 1px rgba(244,239,230,0.06);
  display:flex; flex-direction:column;
}
.bezel-inner h3{ font-size:1.25rem; color:var(--ink); margin-bottom:8px; }
.bezel-inner p{ color:var(--ink-dim); font-size:14.5px; line-height:1.55; }

/* ============================================================
   HERO
============================================================ */
.hero{
  position:relative;
  min-height:100dvh;
  display:flex; align-items:center;
  padding-top:110px;
  overflow:hidden;
}
.hero-canvas{ position:absolute; inset:0; z-index:0; opacity:0.9; }
.hero-glow{
  position:absolute; top:-20%; right:-10%; width:60vw; height:60vw; max-width:900px; max-height:900px;
  background:radial-gradient(circle, rgba(231,174,94,0.16), transparent 65%);
  pointer-events:none; z-index:0;
}
.hero-grid{ position:relative; z-index:1; }
.hero-copy{ max-width:680px; }
.hero-title{ font-size:clamp(2.6rem, 6vw, 4.6rem); color:var(--ink); }
.hero-sub{ margin-top:26px; font-size:1.1rem; color:var(--ink-dim); max-width:56ch; }
.hero-actions{ display:flex; gap:14px; margin-top:38px; flex-wrap:wrap; }
.hero-trust{ display:flex; gap:28px; margin-top:56px; flex-wrap:wrap; }
.trust-item{ display:flex; align-items:center; gap:9px; font-size:13.5px; color:var(--ink-dim); }

.scroll-cue{
  position:absolute; bottom:36px; left:50%; transform:translateX(-50%); z-index:1;
  width:26px; height:42px; border:1px solid var(--line-strong); border-radius:999px;
}
.scroll-cue span{
  position:absolute; top:8px; left:50%; width:3px; height:8px; margin-left:-1.5px;
  background:var(--accent); border-radius:2px;
  animation:cueMove 1.8s var(--ease-soft) infinite;
}
@keyframes cueMove{ 0%{ transform:translateY(0); opacity:1;} 70%{ transform:translateY(14px); opacity:0;} 100%{opacity:0;} }

@media (max-width:768px){
  .hero{ padding-top:110px; }
  .hero-actions{ flex-direction:column; align-items:stretch; }
  .hero-trust{ gap:16px 24px; }
}

/* ============================================================
   BENTO GRID
============================================================ */
.bento{
  display:grid;
  grid-template-columns:repeat(6, 1fr);
  gap:16px;
}
.bento-card{ grid-column:span 2; }
.bento-lg{ grid-column:span 3; }
.bezel-split{ flex-direction:row; justify-content:space-between; gap:24px; }
.bezel-split > div:first-child{ flex:1; }
.bezel-note{
  flex:1; padding-top:6px; border-top:1px solid var(--line);
  display:flex; flex-direction:column; justify-content:flex-end; gap:12px;
}
.bezel-note p{ color:var(--ink-dim); font-size:14px; }

@media (max-width:900px){
  .bento{ grid-template-columns:repeat(2,1fr); }
  .bento-card, .bento-lg{ grid-column:span 1; }
  .bezel-split{ flex-direction:column; }
}
@media (max-width:600px){
  .bento{ grid-template-columns:1fr; }
}

/* ============================================================
   PROCESS RAIL
============================================================ */
.process-rail{
  display:grid; grid-template-columns:repeat(4,1fr); gap:16px;
}
.process-step{
  padding:32px 24px; border-top:1px solid var(--line-strong);
  position:relative;
}
.step-num{
  display:block; font-family:'Clash Display',sans-serif; font-size:2.4rem;
  background:var(--grad-main); -webkit-background-clip:text; background-clip:text; color:transparent;
  margin-bottom:18px; opacity:0.85;
}
.process-step h3{ font-size:1.1rem; margin-bottom:8px; }
.process-step p{ color:var(--ink-dim); font-size:14px; }

@media (max-width:860px){
  .process-rail{ grid-template-columns:1fr 1fr; }
}
@media (max-width:560px){
  .process-rail{ grid-template-columns:1fr; }
}

/* ============================================================
   WORKS GRID (photos)
============================================================ */
.works-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:16px;
}
.bezel-photo{ padding:6px; }
.bezel-photo .bezel-inner{ padding:0; overflow:hidden; aspect-ratio:4/5; }
.bezel-photo img{ width:100%; height:100%; object-fit:cover; transition:transform 0.7s var(--ease); }
.work-card:hover .bezel-photo img{ transform:scale(1.05); }
.work-card figcaption{ margin-top:14px; font-size:13.5px; color:var(--ink-faint); }
.work-card figcaption span{ display:block; color:var(--ink); font-weight:500; margin-bottom:2px; }

@media (max-width:900px){ .works-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .works-grid{ grid-template-columns:1fr; } }

/* ============================================================
   GUARANTEE SECTION
============================================================ */
.guarantee-section{ background:var(--bg-soft); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.guarantee-grid{ display:grid; grid-template-columns:1fr 1.1fr; gap:64px; align-items:start; }
.guarantee-list{ display:grid; grid-template-columns:1fr 1fr; gap:28px; }
.guarantee-item{ display:flex; gap:14px; }
.guarantee-item .ico{ width:22px; height:22px; margin-top:2px; }
.guarantee-item h4{ font-size:1rem; margin-bottom:4px; }
.guarantee-item p{ font-size:13.5px; color:var(--ink-dim); }

@media (max-width:900px){
  .guarantee-grid{ grid-template-columns:1fr; gap:40px; }
}
@media (max-width:520px){
  .guarantee-list{ grid-template-columns:1fr; }
}

/* ============================================================
   FAQ
============================================================ */
.faq-list{ border-top:1px solid var(--line-strong); }
.faq-item{ border-bottom:1px solid var(--line-strong); padding:26px 4px; }
.faq-item summary{
  list-style:none; cursor:pointer; display:flex; justify-content:space-between; align-items:center;
  font-family:'Clash Display',sans-serif; font-size:1.05rem; color:var(--ink);
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-plus{ position:relative; width:18px; height:18px; flex-shrink:0; margin-left:16px; }
.faq-plus::before, .faq-plus::after{
  content:''; position:absolute; background:var(--accent); border-radius:2px;
  transition:transform 0.4s var(--ease);
}
.faq-plus::before{ top:8px; left:0; width:18px; height:1.5px; }
.faq-plus::after{ top:0; left:8px; width:1.5px; height:18px; }
.faq-item[open] .faq-plus::after{ transform:rotate(90deg); opacity:0; }
.faq-item p{ margin-top:16px; color:var(--ink-dim); font-size:14.5px; max-width:60ch; }

/* ============================================================
   LEAD FORM
============================================================ */
.lead-section{ position:relative; overflow:hidden; }
.lead-glow{
  position:absolute; bottom:-30%; left:50%; transform:translateX(-50%);
  width:80vw; height:50vw; max-width:1100px; max-height:700px;
  background:radial-gradient(circle, rgba(201,106,62,0.18), transparent 65%);
  pointer-events:none;
}
.lead-form{
  position:relative; z-index:1;
  display:grid; grid-template-columns:1fr 1fr; gap:18px;
  background:rgba(244,239,230,0.03);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  padding:36px;
}
.field{ display:flex; flex-direction:column; gap:8px; }
.field-full{ grid-column:1 / -1; }
.field label{ font-size:12.5px; color:var(--ink-faint); letter-spacing:0.03em; }
.field input, .field select, .field textarea{
  background:var(--bg-elevated); border:1px solid var(--line-strong); border-radius:12px;
  padding:13px 16px; color:var(--ink); font-family:inherit; font-size:14.5px;
  transition:border-color 0.3s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none; border-color:var(--accent);
}
.field textarea{ resize:vertical; }
.consent{ display:flex; align-items:flex-start; gap:10px; font-size:13px; color:var(--ink-dim); }
.consent input{ margin-top:3px; accent-color:var(--accent); }

.lead-success{
  display:flex; flex-direction:column; align-items:center; text-align:center; gap:10px;
  padding:60px 20px;
}
.lead-success .ico-lg{ color:var(--accent); }
.lead-success h3{ font-size:1.5rem; }
.lead-success p{ color:var(--ink-dim); }

@media (max-width:640px){
  .lead-form{ grid-template-columns:1fr; padding:24px; }
}

/* ============================================================
   FOOTER
============================================================ */
.footer{ border-top:1px solid var(--line); padding:72px 0 28px; background:var(--bg-soft); }
.footer-grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:40px; }
.footer-brand p{ margin-top:16px; color:var(--ink-faint); font-size:13.5px; max-width:32ch; }
.footer-col h5{ font-size:12px; text-transform:uppercase; letter-spacing:0.12em; color:var(--ink-faint); margin-bottom:14px; }
.footer-col a, .footer-text{ display:block; color:var(--ink-dim); font-size:14px; margin-bottom:8px; }
.footer-col a:hover{ color:var(--accent); }
.footer-bottom{ margin-top:56px; padding-top:24px; border-top:1px solid var(--line); font-size:12.5px; color:var(--ink-faint); }

@media (max-width:800px){
  .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:480px){
  .footer-grid{ grid-template-columns:1fr; gap:28px; }
}

/* ============================================================
   REVEAL ANIMATIONS
============================================================ */
.reveal-up{
  opacity:0; transform:translateY(36px);
  filter:blur(6px);
  transition:opacity 0.9s var(--ease-soft), transform 0.9s var(--ease-soft), filter 0.9s var(--ease-soft);
  transition-delay:calc(var(--i, 0) * 70ms);
}
.reveal-up.is-visible{ opacity:1; transform:translateY(0); filter:blur(0); }

/* ============================================================
   STICKY MOBILE CTA BAR
============================================================ */
.mobile-cta-bar{
  position:fixed; left:0; right:0; bottom:0; z-index:80;
  display:none;
  gap:10px; padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:rgba(14,12,10,0.88);
  backdrop-filter:blur(18px); -webkit-backdrop-filter:blur(18px);
  border-top:1px solid var(--line-strong);
  transform:translateY(100%);
  transition:transform 0.5s var(--ease);
}
.mobile-cta-bar.is-visible{ transform:translateY(0); }
.mobile-cta-bar a{ flex:1; justify-content:center; }
@media (max-width:640px){ .mobile-cta-bar{ display:flex; } }