/* ============================================================
   NESEN — лендинг акриловых вывесок (страница letreros)
   Дизайн-система: тёмная «ночная неоновая», красный неон + стальной акцент.
   Самодостаточный файл: грузится без Bootstrap (vendorAssets=false в layout).
   Портирован из дизайн-пакета Claude Design; <image-slot> заменён на <img>.
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  /* surfaces */
  --bg:        #07080B;
  --bg-1:      #0B0D12;
  --bg-2:      #11141B;
  --bg-3:      #181C25;
  --glass:     rgba(20,24,32,0.62);
  --glass-brd: rgba(255,255,255,0.09);

  /* ink */
  --ink:       #F4F1EA;
  --ink-soft:  #C7CBD4;
  --ink-dim:   #8A8F9C;
  --ink-faint: #565b67;

  /* neon */
  --red:     #FF3A2F;
  --red-hi:  #FF9A8F;
  --red-deep:#C20D18;
  --steel:      #9AA3B2;
  --steel-hi:   #D7DCE6;

  --line:      rgba(255,255,255,0.08);
  --line-2:    rgba(255,255,255,0.14);

  /* glows */
  --glow-red: 0 0 14px rgba(255,58,47,.55), 0 0 46px rgba(255,72,58,.30);
  --glow-red-soft: 0 0 10px rgba(255,58,47,.35), 0 0 34px rgba(255,72,58,.18);
  --glow-steel:  0 0 14px rgba(154,163,178,.55), 0 0 46px rgba(154,163,178,.28);

  --shadow-card: 0 24px 60px -28px rgba(0,0,0,.85), 0 2px 0 rgba(255,255,255,.02) inset;

  --maxw: 1200px;
  --pad: clamp(20px, 5vw, 64px);
  --r:   18px;

  --ff-disp: "Unbounded", system-ui, sans-serif;
  --ff-body: "Manrope", system-ui, sans-serif;
  --ff-mono: "JetBrains Mono", ui-monospace, monospace;

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion:reduce){ html{ scroll-behavior:auto; } }
body{
  font-family:var(--ff-body);
  background:var(--bg);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  letter-spacing:.01em;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea{font-family:inherit}
::selection{background:var(--red);color:#fff}

/* ambient page grain / vignette */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:1;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(255,72,58,.06), transparent 60%),
    radial-gradient(80% 60% at 100% 100%, rgba(154,163,178,.05), transparent 60%);
  mix-blend-mode:screen;
}

/* ---------- Layout ---------- */
.wrap{ max-width:var(--maxw); margin-inline:auto; padding-inline:var(--pad); }
.section{ position:relative; padding-block:clamp(84px,11vw,160px); z-index:2; }
.section--tight{ padding-block:clamp(64px,8vw,110px); }

/* ---------- Eyebrow / titles ---------- */
.eyebrow{
  font-family:var(--ff-mono);
  font-size:.78rem; letter-spacing:.28em; text-transform:uppercase;
  color:var(--red); display:inline-flex; align-items:center; gap:.7em;
  margin-bottom:1.1rem;
}
.eyebrow::before{
  content:""; width:30px; height:1px; background:linear-gradient(90deg,transparent,var(--red));
  box-shadow:var(--glow-red-soft);
}
.eyebrow.cy{ color:var(--steel); }
.eyebrow.cy::before{ background:linear-gradient(90deg,transparent,var(--steel)); box-shadow:var(--glow-steel); }

.h-display{
  font-family:var(--ff-disp);
  font-weight:800; line-height:.98; letter-spacing:-.02em;
  font-size:clamp(2.4rem,6.2vw,5.4rem);
  text-wrap:balance;
}
.section-title{
  font-family:var(--ff-disp); font-weight:700; line-height:1.02;
  letter-spacing:-.015em;
  font-size:clamp(1.9rem,4.4vw,3.4rem);
  text-wrap:balance;
}
.lead{
  color:var(--ink-soft); font-size:clamp(1rem,1.5vw,1.18rem);
  max-width:46ch; text-wrap:pretty;
}
.section-head{ margin-bottom:clamp(40px,5vw,72px); max-width:760px; }

/* neon "power on" effect for titles — JS rAF-driven flicker */
.js .neon-on{ opacity:.06; }
@media (prefers-reduced-motion:reduce){
  .js .neon-on{opacity:1!important}
}

/* highlighted neon word */
.glow-red{ color:var(--red-hi); text-shadow:var(--glow-red); }
.glow-steel { color:var(--steel-hi); text-shadow:var(--glow-steel); }

/* ---------- Reveal on scroll (JS rAF-driven) ---------- */
.js .reveal{ opacity:0; }
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1!important;transform:none!important}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.6em;
  font-weight:700; font-size:1rem; letter-spacing:.005em;
  padding:1.05em 1.7em; border-radius:999px; position:relative;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease);
  white-space:nowrap;
}
.btn--primary{
  background:linear-gradient(180deg,var(--red),var(--red-deep));
  color:#fff; box-shadow:var(--glow-red);
}
.btn--primary:hover{ transform:translateY(-2px); box-shadow:0 0 22px rgba(255,58,47,.7),0 0 70px rgba(255,72,58,.4); }
.btn--ghost{
  border:1px solid var(--line-2); color:var(--ink); background:rgba(255,255,255,.02);
}
.btn--ghost:hover{ border-color:var(--red); color:var(--red-hi); box-shadow:var(--glow-red-soft); }
.btn--block{ width:100%; }
.btn--lg{ padding:1.2em 2em; font-size:1.06rem; }

/* ---------- Chips ---------- */
.chip{
  display:inline-flex; align-items:center; gap:.55em;
  font-size:.86rem; color:var(--ink-soft);
  padding:.55em .95em; border:1px solid var(--line); border-radius:999px;
  background:rgba(255,255,255,.02); backdrop-filter:blur(6px);
}
.chip .dot{ width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:var(--glow-red-soft); }
.chip .dot.cy{ background:var(--steel); box-shadow:var(--glow-steel); }

/* ---------- framed photos (real <img>) ---------- */
.media-img{ width:100%; height:100%; object-fit:cover; display:block; }

/* ============================================================
   HEADER
   ============================================================ */
.progress{ position:fixed; top:0; left:0; height:2px; width:0%; z-index:60;
  background:linear-gradient(90deg,var(--red-deep),var(--red-hi),var(--steel));
  box-shadow:0 0 12px rgba(255,58,47,.7); }

.hdr{
  position:fixed; top:0; left:0; right:0; z-index:50;
  transition:background .4s var(--ease), border-color .4s var(--ease), padding .4s var(--ease);
  border-bottom:1px solid transparent;
}
.hdr.solid{
  background:rgba(7,8,11,.72); backdrop-filter:blur(16px) saturate(1.2);
  border-bottom-color:var(--line);
}
.hdr .row{ display:flex; align-items:center; justify-content:space-between; gap:24px;
  padding-block:clamp(14px,1.6vw,20px); }

/* logo */
.brand{ display:inline-flex; align-items:center; }
.brand-logo{ height:30px; width:auto; filter:drop-shadow(0 0 14px rgba(255,58,47,.35)); transition:filter .4s var(--ease); }
.brand:hover .brand-logo{ filter:drop-shadow(0 0 18px rgba(255,58,47,.6)); }

.nav{ display:flex; align-items:center; gap:30px; }
.nav a{ font-size:.95rem; color:var(--ink-soft); position:relative; transition:color .3s; }
.nav a::after{ content:""; position:absolute; left:0; bottom:-6px; height:1px; width:0;
  background:var(--red); box-shadow:var(--glow-red-soft); transition:width .35s var(--ease); }
.nav a:hover{ color:var(--ink); } .nav a:hover::after{ width:100%; }
.nav a.active{ color:var(--red-hi); } .nav a.active::after{ width:100%; }

.hdr-tools{ display:flex; align-items:center; gap:16px; }
.lang{ display:flex; border:1px solid var(--line-2); border-radius:999px; overflow:hidden; font-family:var(--ff-mono); font-size:.74rem; }
.lang a{ padding:.5em .8em; color:var(--ink-dim); letter-spacing:.05em; transition:.3s; }
.lang a.on{ background:var(--red); color:#1c1305; }

/* theme toggle (светлая / тёмная) */
.theme-toggle{ width:42px; height:42px; flex:none; border:1px solid var(--line-2); border-radius:999px;
  display:inline-flex; align-items:center; justify-content:center; color:var(--ink-soft); transition:color .3s var(--ease), border-color .3s var(--ease); }
.theme-toggle:hover{ border-color:var(--red); color:var(--red-hi); }
.theme-toggle svg{ width:20px; height:20px; }
.theme-toggle .ic-moon{ display:none; }
[data-theme="light"] .theme-toggle .ic-sun{ display:none; }
[data-theme="light"] .theme-toggle .ic-moon{ display:block; }

/* logo: показываем подходящий под тему вариант */
.logo-on-light{ display:none; }
[data-theme="light"] .logo-on-dark{ display:none; }
[data-theme="light"] .logo-on-light{ display:block; }

.burger{ display:none; width:42px;height:42px;border:1px solid var(--line-2);border-radius:12px;
  align-items:center;justify-content:center; }
.burger span{ display:block;width:18px;height:2px;background:var(--ink);position:relative;transition:.3s }
.burger span::before,.burger span::after{ content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:.3s }
.burger span::before{top:-6px}.burger span::after{top:6px}
.burger.x span{background:transparent}
.burger.x span::before{top:0;transform:rotate(45deg)}
.burger.x span::after{top:0;transform:rotate(-45deg)}

/* mobile menu */
.mobile-menu{ position:fixed; inset:0; z-index:45; background:rgba(7,8,11,.97); backdrop-filter:blur(8px);
  display:flex; flex-direction:column; justify-content:center; gap:8px; padding:var(--pad);
  transform:translateY(-100%); transition:transform .5s var(--ease); }
.mobile-menu.open{ transform:none; }
.mobile-menu a{ font-family:var(--ff-disp); font-weight:600; font-size:clamp(1.8rem,7vw,2.6rem);
  padding-block:.25em; border-bottom:1px solid var(--line); color:var(--ink-soft); }
.mobile-menu a:active{ color:var(--red-hi); }

/* ============================================================
   HERO
   ============================================================ */
.hero{ position:relative; min-height:100svh; display:flex; align-items:center;
  padding-top:120px; padding-bottom:60px; overflow:hidden; z-index:2; }

/* ambient glows */
.hero .glow{ position:absolute; border-radius:50%; filter:blur(80px); pointer-events:none; z-index:0; }
.hero .glow.a{ width:50vw;height:50vw;left:-10vw;top:-10vw;
  background:radial-gradient(circle,rgba(255,72,58,.22),transparent 65%); }
.hero .glow.b{ width:46vw;height:46vw;right:-12vw;bottom:-14vw;
  background:radial-gradient(circle,rgba(154,163,178,.16),transparent 65%); }

/* faint blueprint grid */
.hero .grid-bg{ position:absolute; inset:0; z-index:0; opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(120% 90% at 40% 30%,#000,transparent 75%);
          mask-image:radial-gradient(120% 90% at 40% 30%,#000,transparent 75%); }

.hero-grid{ position:relative; z-index:3; display:grid; grid-template-columns:1.1fr .9fr; gap:clamp(32px,5vw,72px); align-items:center; width:100%; }

.hero h1{ font-family:var(--ff-disp); font-weight:800; line-height:.96; letter-spacing:-.025em;
  font-size:clamp(2.6rem,6.4vw,5.3rem); margin:.2em 0 .5em; text-wrap:balance; }
.hero .sub{ color:var(--ink-soft); font-size:clamp(1.05rem,1.6vw,1.28rem); max-width:46ch; margin-bottom:1.8em; text-wrap:pretty; }
.hero-cta{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:2.4em; }
.trust{ display:flex; flex-wrap:wrap; gap:10px; }

/* hero visual: framed neon photo */
.hero-visual{ position:relative; }
.hero-frame{ position:relative; border-radius:24px; overflow:hidden; border:1px solid var(--line-2);
  box-shadow:var(--shadow-card); aspect-ratio:4/5; }
.hero-frame img{ width:100%; height:100%; object-fit:cover; }
.hero-frame::after{ content:""; position:absolute; inset:0; pointer-events:none;
  box-shadow:inset 0 0 80px rgba(255,72,58,.18); border-radius:24px; }
.hero-badge{ position:absolute; left:-22px; bottom:34px; z-index:4;
  background:var(--glass); backdrop-filter:blur(14px); border:1px solid var(--glass-brd);
  border-radius:16px; padding:16px 20px; box-shadow:var(--shadow-card); }
.hero-badge .big{ font-family:var(--ff-disp); font-weight:800; font-size:1.7rem; color:var(--red-hi); text-shadow:var(--glow-red-soft); line-height:1; }
.hero-badge .lbl{ font-family:var(--ff-mono); font-size:.68rem; letter-spacing:.12em; color:var(--ink-dim); text-transform:uppercase; margin-top:.4em; }

.scroll-cue{ position:absolute; left:50%; bottom:26px; transform:translateX(-50%); z-index:5;
  font-family:var(--ff-mono); font-size:.66rem; letter-spacing:.22em; color:var(--ink-dim);
  display:flex; flex-direction:column; align-items:center; gap:8px; text-transform:uppercase; }
.scroll-cue .line{ width:1px;height:38px;background:linear-gradient(var(--red),transparent);animation:cue 2s infinite; }
@keyframes cue{ 0%{transform:scaleY(.3);transform-origin:top;opacity:.4} 50%{transform:scaleY(1);opacity:1} 100%{transform:scaleY(.3);transform-origin:bottom;opacity:.4} }

/* ============================================================
   QUOTE FORM CARD
   ============================================================ */
.form-card{
  background:var(--glass); backdrop-filter:blur(18px) saturate(1.2);
  border:1px solid var(--glass-brd); border-radius:22px; padding:clamp(24px,3vw,34px);
  box-shadow:var(--shadow-card); position:relative; overflow:hidden;
}
.form-card::before{ content:""; position:absolute; top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--red),transparent); }
.form-card h3{ font-family:var(--ff-disp); font-weight:700; font-size:1.35rem; margin-bottom:.2em; }
.form-card .fc-sub{ color:var(--ink-dim); font-size:.92rem; margin-bottom:1.4em; }
.field{ margin-bottom:14px; }
.field label{ display:block; font-family:var(--ff-mono); font-size:.7rem; letter-spacing:.1em;
  text-transform:uppercase; color:var(--ink-dim); margin-bottom:7px; }
.field label .opt{ text-transform:none; letter-spacing:0; }
.field input,.field textarea{
  width:100%; background:rgba(0,0,0,.28); border:1px solid var(--line-2); border-radius:12px;
  padding:.85em 1em; color:var(--ink); font-size:1rem; transition:border-color .3s, box-shadow .3s;
}
.field textarea{ resize:vertical; min-height:84px; }
.field input::placeholder,.field textarea::placeholder{ color:var(--ink-faint); }
.field input:focus,.field textarea:focus{ outline:none; border-color:var(--red); box-shadow:var(--glow-red-soft); }
.field.err input,.field.err textarea{ border-color:#ff5d5d; }
.field .msg{ font-size:.74rem; color:#ff7a7a; margin-top:6px; display:none; }
.field.err .msg{ display:block; }
.form-note{ font-size:.76rem; color:var(--ink-faint); margin-top:12px; text-align:center; }
.form-note b{ color:var(--ink-dim); font-weight:600; }
.form-error{ display:none; margin-top:12px; font-size:.84rem; color:#ff7a7a; text-align:center; }
.form-error.show{ display:block; }

/* success state */
.form-success{ display:none; flex-direction:column; align-items:center; text-align:center; gap:14px; padding:18px 6px; }
.form-success.show{ display:flex; animation:popIn .5s var(--ease); }
@keyframes popIn{ from{transform:scale(.96)} to{transform:none} }
.form-success .tick{ width:64px;height:64px;border-radius:50%;
  background:radial-gradient(circle,rgba(154,163,178,.25),transparent 70%);
  border:1px solid var(--steel); display:flex;align-items:center;justify-content:center;
  box-shadow:var(--glow-steel); }
.form-success h4{ font-family:var(--ff-disp); font-weight:700; font-size:1.3rem; }
.form-success p{ color:var(--ink-soft); font-size:.95rem; max-width:30ch; }

/* ============================================================
   PRODUCT CARDS
   ============================================================ */
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(16px,2vw,26px); }
.grid-2{ display:grid; grid-template-columns:repeat(2,1fr); gap:clamp(16px,2vw,26px); }

.pcard{ position:relative; border:1px solid var(--line); border-radius:var(--r); overflow:hidden;
  background:var(--bg-1); transition:transform .5s var(--ease), border-color .5s var(--ease), box-shadow .5s var(--ease); }
.pcard:hover{ transform:translateY(-6px); border-color:rgba(255,58,47,.4); box-shadow:0 30px 60px -30px rgba(0,0,0,.9), 0 0 40px rgba(255,72,58,.12); }
.pcard .ph{ position:relative; aspect-ratio:4/3; overflow:hidden; }
.pcard .ph img{ width:100%; height:100%; object-fit:cover; transition:transform .7s var(--ease); }
.pcard:hover .ph img{ transform:scale(1.05); }
.pcard .ph::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg,transparent 40%,rgba(7,8,11,.7)); pointer-events:none; }
.pcard .body{ padding:22px 22px 26px; }
.pcard .num{ font-family:var(--ff-mono); font-size:.72rem; color:var(--red); letter-spacing:.1em; }
.pcard h3{ font-family:var(--ff-disp); font-weight:700; font-size:1.18rem; margin:.5em 0 .4em; }
.pcard p{ color:var(--ink-dim); font-size:.92rem; }

/* ============================================================
   PROCESS STEPS
   ============================================================ */
.steps{ position:relative; display:grid; grid-template-columns:repeat(4,1fr); gap:clamp(16px,2.5vw,30px); }
.steps::before{ content:""; position:absolute; top:38px; left:38px; right:auto;
  width:calc(75% + 0.75 * clamp(16px,2.5vw,30px)); height:1px;
  background:repeating-linear-gradient(90deg,var(--line-2) 0 8px,transparent 8px 16px); z-index:0; }
.steps .line-draw{ content:""; position:absolute; top:38px; left:38px; height:1px;
  width:calc(75% + 0.75 * clamp(16px,2.5vw,30px)); transform:scaleX(0); transform-origin:left center;
  background:linear-gradient(90deg,var(--red-deep),var(--red-hi),var(--steel)); box-shadow:var(--glow-red-soft); z-index:1; }
.step{ position:relative; z-index:2; }
.step .ring{ width:76px;height:76px;border-radius:50%; display:flex;align-items:center;justify-content:center;
  background:var(--bg-1); border:1px solid var(--line-2); font-family:var(--ff-disp); font-weight:800; font-size:1.7rem;
  color:var(--red-hi); margin-bottom:22px; transition:.5s var(--ease); }
.step.lit .ring{ border-color:var(--red); box-shadow:var(--glow-red); }
.step h3{ font-family:var(--ff-disp); font-weight:700; font-size:1.12rem; margin-bottom:.5em; }
.step p{ color:var(--ink-dim); font-size:.92rem; }

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee{ position:relative; z-index:2; padding-block:clamp(28px,4vw,46px); border-block:1px solid var(--line);
  overflow:hidden; background:linear-gradient(180deg,var(--bg),var(--bg-1)); }
.marquee .track{ display:flex; gap:42px; width:max-content; animation:scroll-x 32s linear infinite; }
.marquee:hover .track{ animation-play-state:paused; }
.marquee .item{ font-family:var(--ff-disp); font-weight:700; font-size:clamp(1.6rem,3.4vw,2.8rem);
  letter-spacing:-.01em; color:transparent; -webkit-text-stroke:1px rgba(255,255,255,.22); display:flex; align-items:center; gap:42px; }
.marquee .item .star{ color:var(--red); -webkit-text-stroke:0; text-shadow:var(--glow-red); font-size:.7em; }
.marquee .item:nth-child(even){ color:var(--red-hi); -webkit-text-stroke:0; text-shadow:0 0 18px rgba(255,58,47,.4); }
@keyframes scroll-x{ to{ transform:translateX(-50%); } }
@media (prefers-reduced-motion:reduce){ .marquee .track{ animation:none; } }

/* ============================================================
   GALLERY
   ============================================================ */
.gallery{ display:grid; grid-template-columns:repeat(12,1fr); grid-auto-rows:160px; gap:clamp(12px,1.4vw,18px); }
.gitem{ position:relative; overflow:hidden; border-radius:14px; border:1px solid var(--line); cursor:pointer; }
.gitem img{ width:100%; height:100%; object-fit:cover; transition:transform .8s var(--ease); }
.gitem:hover img{ transform:scale(1.07); }
.gitem::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg,transparent 50%,rgba(7,8,11,.55)); opacity:0; transition:.4s; }
.gitem:hover::after{ opacity:1; }
.gitem .zoom{ position:absolute; right:14px; bottom:14px; z-index:2; width:38px;height:38px;border-radius:50%;
  background:var(--glass); border:1px solid var(--glass-brd); display:flex;align-items:center;justify-content:center;
  color:var(--red-hi); opacity:0; transform:translateY(8px); transition:.4s; }
.gitem:hover .zoom{ opacity:1; transform:none; }
.g-a{ grid-column:span 7; grid-row:span 2; }
.g-b{ grid-column:span 5; grid-row:span 2; }
.g-c{ grid-column:span 4; }
.g-d{ grid-column:span 4; }
.g-e{ grid-column:span 4; }
.g-f{ grid-column:span 12; grid-row:span 2; }

/* lightbox */
.lightbox{ position:fixed; inset:0; z-index:90; background:rgba(4,5,7,.94); backdrop-filter:blur(10px);
  display:none; align-items:center; justify-content:center; padding:5vw; }
.lightbox.open{ display:flex; animation:popIn .35s var(--ease); }
.lightbox .lb-stage{ position:relative; max-width:min(1000px,92vw); max-height:86vh; }
.lightbox img.lb-img{ width:auto; max-width:min(1000px,92vw); max-height:min(70vh,640px); object-fit:contain;
  border-radius:14px; box-shadow:0 0 60px rgba(255,72,58,.25); }
.lb-btn{ position:absolute; top:50%; transform:translateY(-50%); width:54px;height:54px;border-radius:50%;
  background:var(--glass); border:1px solid var(--glass-brd); color:var(--ink); display:flex;align-items:center;justify-content:center; transition:.3s; font-size:1.4rem; }
.lb-btn:hover{ border-color:var(--red); color:var(--red-hi); }
.lb-prev{ left:-72px; } .lb-next{ right:-72px; }
.lb-close{ position:absolute; top:-58px; right:0; width:46px;height:46px; }
.lb-count{ position:absolute; bottom:-46px; left:50%; transform:translateX(-50%); font-family:var(--ff-mono); font-size:.8rem; color:var(--ink-dim); letter-spacing:.1em; }

/* ============================================================
   WHY US
   ============================================================ */
.why-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--r); overflow:hidden; }
.why{ background:var(--bg-1); padding:clamp(26px,3vw,38px); position:relative; transition:background .5s; }
.why:hover{ background:var(--bg-2); }
.why .ic{ width:46px;height:46px; color:var(--red); margin-bottom:20px; }
.why:hover .ic{ filter:drop-shadow(0 0 10px rgba(255,58,47,.6)); }
.why h3{ font-family:var(--ff-disp); font-weight:700; font-size:1.16rem; margin-bottom:.55em; }
.why p{ color:var(--ink-dim); font-size:.93rem; }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.tcard{ background:var(--bg-1); border:1px solid var(--line); border-radius:var(--r); padding:clamp(26px,3vw,34px);
  display:flex; flex-direction:column; gap:18px; transition:border-color .5s var(--ease),transform .5s var(--ease); }
.tcard:hover{ border-color:var(--line-2); }
.tcard p{ font-size:1.02rem; color:var(--ink-soft); text-wrap:pretty; flex:1; }
.tperson{ display:flex; align-items:center; gap:14px; padding-top:6px; }
.tperson img{ width:52px;height:52px; border-radius:50%; flex:none; object-fit:cover; }
.tperson .nm{ font-weight:700; font-size:.98rem; }
.tperson .bz{ font-family:var(--ff-mono); font-size:.74rem; color:var(--ink-dim); letter-spacing:.04em; }

/* stars */
.stars{ display:flex; gap:3px; color:var(--red); font-size:1rem; letter-spacing:.1em;
  filter:drop-shadow(0 0 4px rgba(255,58,47,.5)); }

/* ============================================================
   FAQ
   ============================================================ */
.faq{ max-width:840px; margin-inline:auto; }
.qa{ border-bottom:1px solid var(--line); }
.qa-q{ width:100%; display:flex; align-items:center; justify-content:space-between; gap:20px;
  padding:1.4em 0; text-align:left; font-family:var(--ff-disp); font-weight:600; font-size:clamp(1.05rem,1.7vw,1.3rem); transition:color .3s; }
.qa-q:hover{ color:var(--red-hi); }
.qa-icon{ flex:none; width:32px;height:32px;border:1px solid var(--line-2); border-radius:50%;
  display:flex;align-items:center;justify-content:center; position:relative; transition:.4s; }
.qa-icon::before,.qa-icon::after{ content:""; position:absolute; background:var(--red-hi); border-radius:2px; }
.qa-icon::before{ width:13px;height:2px; } .qa-icon::after{ width:2px;height:13px; }
.qa.open .qa-icon{ border-color:var(--red); box-shadow:var(--glow-red-soft); }
.qa.open .qa-icon::after{ transform:rotate(90deg); opacity:0; }
.qa-a{ overflow:hidden; max-height:0; }
.qa-a .inner{ padding:0 0 1.5em; color:var(--ink-soft); font-size:1rem; max-width:64ch; }
.qa-a .pending{ font-family:var(--ff-mono); font-size:.82rem; color:var(--ink-dim); letter-spacing:.04em;
  display:inline-flex; align-items:center; gap:.6em; }
.qa-a .pending::before{ content:""; width:7px;height:7px;border-radius:50%;background:var(--steel);box-shadow:var(--glow-steel); }

/* ============================================================
   FINAL CTA
   ============================================================ */
.final{ position:relative; overflow:hidden; }
.final .glow{ position:absolute; width:60vw;height:60vw;border-radius:50%; filter:blur(90px); left:50%;top:-30%;
  transform:translateX(-50%); background:radial-gradient(circle,rgba(255,72,58,.18),transparent 60%); pointer-events:none; z-index:0; }
.final-grid{ position:relative; z-index:2; display:grid; grid-template-columns:1fr .85fr; gap:clamp(32px,5vw,72px); align-items:center; }
.checklist{ list-style:none; display:flex; flex-direction:column; gap:14px; margin-top:1.8em; }
.checklist li{ display:flex; align-items:center; gap:14px; font-size:1.05rem; color:var(--ink-soft); }
.checklist .tick{ flex:none; width:26px;height:26px;border-radius:50%;border:1px solid var(--steel);
  display:flex;align-items:center;justify-content:center; color:var(--steel); box-shadow:var(--glow-steel); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer{ border-top:1px solid var(--line); padding-block:clamp(54px,7vw,90px) 40px; position:relative; z-index:2; background:var(--bg-1); }
.foot-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:40px; margin-bottom:48px; }
.footer .foot-logo{ height:34px; width:auto; margin-bottom:1.1em; filter:drop-shadow(0 0 14px rgba(255,58,47,.3)); }
.footer p{ color:var(--ink-dim); font-size:.94rem; max-width:34ch; }
.foot-col h4{ font-family:var(--ff-mono); font-size:.74rem; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-faint); margin-bottom:1.1em; }
.foot-col a,.foot-col span{ display:block; color:var(--ink-soft); font-size:.96rem; margin-bottom:.6em; transition:color .3s; }
.foot-col a:hover{ color:var(--red-hi); }
.foot-bottom{ display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap;
  padding-top:28px; border-top:1px solid var(--line); color:var(--ink-faint); font-size:.85rem; font-family:var(--ff-mono); letter-spacing:.04em; }

/* WhatsApp float */
.wa{ position:fixed; right:clamp(16px,3vw,28px); bottom:clamp(16px,3vw,28px); z-index:55;
  width:58px;height:58px;border-radius:50%; background:linear-gradient(180deg,#3ddc84,#1eb15c);
  display:flex;align-items:center;justify-content:center; color:#04230f;
  box-shadow:0 0 0 0 rgba(61,220,132,.5),0 14px 30px -10px rgba(0,0,0,.7); transition:transform .3s;
  animation:waPulse 2.6s infinite; }
.wa:hover{ transform:scale(1.08); }
@keyframes waPulse{ 0%{box-shadow:0 0 0 0 rgba(61,220,132,.5),0 14px 30px -10px rgba(0,0,0,.7)} 70%{box-shadow:0 0 0 16px rgba(61,220,132,0),0 14px 30px -10px rgba(0,0,0,.7)} 100%{box-shadow:0 0 0 0 rgba(61,220,132,0),0 14px 30px -10px rgba(0,0,0,.7)} }
@media (prefers-reduced-motion:reduce){ .wa{ animation:none; } }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:980px){
  .nav{ display:none; }
  .burger{ display:flex; }
  .hero-grid{ grid-template-columns:1fr; }
  .hero-visual{ display:none; }
  .hero{ min-height:auto; padding-top:130px; }
  .final-grid{ grid-template-columns:1fr; }
  .grid-3,.why-grid{ grid-template-columns:1fr 1fr; }
  .steps{ grid-template-columns:1fr 1fr; gap:36px 20px; }
  .steps::before,.steps .line-draw{ display:none; }
  .gallery{ grid-auto-rows:130px; }
  .lb-prev{ left:8px; } .lb-next{ right:8px; }
}
@media (max-width:640px){
  .grid-3,.grid-2,.why-grid,.steps{ grid-template-columns:1fr; }
  .why-grid{ gap:1px; }
  .foot-grid{ grid-template-columns:1fr; gap:30px; }
  .gallery{ display:flex; flex-direction:column; }
  .gitem{ height:230px; }
  .hero-cta .btn{ flex:1; }
  .hdr-tools .lang{ display:none; }
  /* В шапке кнопку CTA прячем: на телефоне есть бургер и большая кнопка в hero,
     иначе шапка не помещается (логотип+тоггл+CTA+бургер ≈ 457px) и переполняется. */
  .hdr .btn--primary{ display:none; }
  .lightbox .lb-prev,.lightbox .lb-next{ top:auto; bottom:-64px; transform:none; width:46px;height:46px; }
  .lb-prev{ left:30%; } .lb-next{ right:30%; }
}

/* ---------- file attach field ---------- */
.field-file .file-drop{ display:flex; align-items:center; gap:12px; cursor:pointer; margin-top:.3em; }
.field-file input[type=file]{ position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0; }
.field-file .file-btn{ flex:none; padding:.7em 1.1em; border:1px solid var(--line-2); border-radius:12px;
  font-family:var(--ff-mono); font-size:.8rem; letter-spacing:.04em; color:var(--ink-soft);
  background:rgba(255,255,255,.03); transition:border-color .3s var(--ease), color .3s var(--ease); }
.field-file .file-drop:hover .file-btn,
.field-file input[type=file]:focus-visible + .file-btn{ border-color:var(--red); color:var(--red-hi); }
.field-file .file-name{ font-size:.86rem; color:var(--ink-dim); min-width:0;
  overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.field-file .file-hint{ display:block; margin-top:.5em; font-size:.76rem; color:var(--ink-faint); }
.field-file.err .file-btn{ border-color:#ff5a4d; color:#ff5a4d; }

/* ---------- product card: day/night photo swap ---------- */
.ph-swap .swap-off{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:0; pointer-events:none;
  transition:opacity .45s var(--ease), transform .7s var(--ease); }
.ph-swap[data-state="off"] .swap-off{ opacity:1; pointer-events:auto; }
.led-switch{ position:absolute; right:12px; bottom:12px; z-index:2; display:flex; gap:4px; padding:4px;
  background:rgba(7,8,11,.55); backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px);
  border:1px solid var(--glass-brd); border-radius:999px; }
.led-switch button{ font-family:var(--ff-mono); font-size:.68rem; letter-spacing:.08em; text-transform:uppercase;
  color:rgba(255,255,255,.65); padding:.5em 1.05em; border-radius:999px; border:0; background:none;
  cursor:pointer; transition:color .3s var(--ease), background .3s var(--ease); }
.led-switch button:hover{ color:#fff; }
.led-switch button.on{ background:var(--red); color:#fff; box-shadow:0 0 18px rgba(255,58,47,.5); }

/* ---------- combined offer cards (services + pricing) ---------- */
.pcard.offer{ display:flex; flex-direction:column; }
.pcard.offer .body{ flex:1; display:flex; flex-direction:column; gap:0; padding-bottom:24px; }
.pcard.offer .body p{ margin-bottom:1.4em; }
.offer-price{ margin-top:auto; padding-top:1.1em; border-top:1px solid var(--line); }
.pcard.offer .btn{ margin-top:1.3em; }
.offer-price .amount{ font-family:var(--ff-disp); font-weight:800; font-size:2.2rem; line-height:1; color:var(--ink); }
.offer-price .amount .cur{ color:var(--red-hi); text-shadow:var(--glow-red-soft); }
.offer-price .amount .x{ letter-spacing:.04em; color:var(--ink-faint); }
.offer-price .meta{ font-family:var(--ff-mono); font-size:.76rem; color:var(--ink-dim); letter-spacing:.04em; margin-top:.7em; }
.pcard.offer.feat{ border-color:rgba(255,58,47,.45); background:linear-gradient(180deg,rgba(255,72,58,.06),var(--bg-1));
  box-shadow:0 0 50px rgba(255,72,58,.10); }
.pcard.offer.feat::before{ content:""; position:absolute; top:0; left:0; right:0; height:1px; z-index:3;
  background:linear-gradient(90deg,transparent,var(--red),transparent); }
.offer-flag{ position:absolute; top:14px; left:50%; transform:translateX(-50%); z-index:3; white-space:nowrap;
  font-family:var(--ff-mono); font-size:.68rem; letter-spacing:.1em; text-transform:uppercase; color:#fff;
  background:var(--red); padding:.55em 1.2em; border-radius:999px; box-shadow:0 0 24px rgba(255,58,47,.55); }

/* ============================================================
   LIGHT THEME  (set <html data-theme="light">)
   ============================================================ */
[data-theme="light"]{
  --bg:        #F6F4EF;
  --bg-1:      #FFFFFF;
  --bg-2:      #F0EDE6;
  --bg-3:      #E7E3DA;
  --glass:     rgba(255,255,255,0.72);
  --glass-brd: rgba(0,0,0,0.08);

  --ink:       #15171C;
  --ink-soft:  #3C414C;
  --ink-dim:   #6A6F7B;
  --ink-faint: #A2A6AF;

  --red:     #E11D0F;
  --red-hi:  #FF5A48;
  --red-deep:#A8120A;
  --steel:      #5B6472;
  --steel-hi:   #39404C;

  --line:      rgba(0,0,0,0.09);
  --line-2:    rgba(0,0,0,0.15);

  --glow-red:      0 4px 18px rgba(225,29,15,.30);
  --glow-red-soft: 0 2px 10px rgba(225,29,15,.18);
  --glow-steel:    0 4px 16px rgba(91,100,114,.16);

  --shadow-card: 0 22px 50px -30px rgba(20,22,28,.30), 0 1px 0 rgba(0,0,0,.03) inset;
  background:var(--bg);
}
[data-theme="light"] body::before{
  mix-blend-mode:normal;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(225,29,15,.05), transparent 60%),
    radial-gradient(80% 60% at 100% 100%, rgba(91,100,114,.05), transparent 60%);
}
[data-theme="light"] ::selection{ background:var(--red); color:#fff; }
[data-theme="light"] .hdr.solid{ background:rgba(255,255,255,.78); border-bottom-color:var(--line); }
[data-theme="light"] .mobile-menu{ background:rgba(246,244,239,.98); }
[data-theme="light"] .lightbox{ background:rgba(40,38,34,.86); }
[data-theme="light"] .btn--ghost{ background:rgba(0,0,0,.02); }
[data-theme="light"] .btn--ghost:hover{ color:var(--red); border-color:var(--red); }
[data-theme="light"] .chip{ background:rgba(0,0,0,.03); }
[data-theme="light"] .hero .glow.a{ background:radial-gradient(circle,rgba(225,29,15,.10),transparent 65%); }
[data-theme="light"] .hero .glow.b{ background:radial-gradient(circle,rgba(91,100,114,.08),transparent 65%); }
[data-theme="light"] .hero .grid-bg{ opacity:.7; }
[data-theme="light"] .final .glow{ background:radial-gradient(circle,rgba(225,29,15,.08),transparent 60%); }
[data-theme="light"] .glow-red{ color:var(--red); text-shadow:0 2px 16px rgba(225,29,15,.22); }
[data-theme="light"] .glow-steel{ color:var(--steel-hi); text-shadow:none; }
[data-theme="light"] .hero-badge .big{ color:var(--red); }
[data-theme="light"] .qa-icon::before,[data-theme="light"] .qa-icon::after{ background:var(--red); }
[data-theme="light"] .step .ring{ color:var(--red); }
[data-theme="light"] .stars{ color:var(--red); }
[data-theme="light"] .field input,[data-theme="light"] .field textarea{ background:rgba(0,0,0,.035); }
[data-theme="light"] .marquee .item{ -webkit-text-stroke:1px rgba(0,0,0,.20); }
[data-theme="light"] .marquee .item:nth-child(even){ color:var(--red); text-shadow:none; -webkit-text-stroke:0; }
[data-theme="light"] .marquee .item .star{ text-shadow:none; }
[data-theme="light"] .brand-logo{ filter:none; }
[data-theme="light"] .footer .foot-logo{ filter:none; }
[data-theme="light"] .pcard .ph::after{ background:linear-gradient(180deg,transparent 45%,rgba(20,22,28,.18)); }
[data-theme="light"] .gitem::after{ background:linear-gradient(180deg,transparent 50%,rgba(20,22,28,.28)); }
[data-theme="light"] .offer-price .amount .cur{ color:var(--red); }