/*
Theme Name: FROST Service
Theme URI: https://frost.az
Update URI: false
Author: GamidovStudio
Description: Кастомная тема для FROST Service — климатический инжиниринг. Современный дизайн с Polylang-поддержкой (RU/AZ/EN). Не обновляется из репозитория WordPress.
Version: 1.0.3
Requires at least: 6.0
Requires PHP: 7.4
License: Proprietary
Text Domain: frost-service
*/

:root{
  --bg:#f6f8fb;
  --bg-2:#ffffff;
  --surface:#ffffff;
  --ink:#0a1a3a;
  --ink-2:#1a2a55;
  --ink-dim:#5a6b8c;
  --line:#e3e8f0;
  --accent:#0066ff;
  --accent-2:#00b4d8;
  --accent-soft:#e8f1ff;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--ink);
  font-family:'Inter',sans-serif;font-weight:400;line-height:1.5;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
.display{font-family:'Space Grotesk',sans-serif;font-weight:600;letter-spacing:-0.03em;line-height:0.95}
.container{max-width:1400px;margin:0 auto;padding:0 40px;position:relative;z-index:2}

/* ===== NAV ===== */
.site-nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(14px);background:rgba(255,255,255,0.8);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 40px;max-width:1400px;margin:0 auto;
}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo img{height:46px;width:auto}
.nav-links{display:flex;gap:36px;align-items:center;list-style:none}
.nav-links a{color:var(--ink);text-decoration:none;font-size:14px;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--accent)}
.lang-switcher{display:flex;gap:6px;font-size:12px;font-weight:600;letter-spacing:0.1em;list-style:none}
.lang-switcher li{margin:0}
.lang-switcher a{padding:6px 10px;border-radius:6px;color:var(--ink-dim);text-decoration:none;transition:.2s;display:inline-block}
.lang-switcher .current-lang a,
.lang-switcher li.current-lang a{background:var(--ink);color:#fff}
.lang-switcher li:not(.current-lang) a:hover{background:var(--accent-soft);color:var(--accent)}

/* ===== HERO ===== */
.hero{
  min-height:100vh;display:flex;align-items:center;
  padding:140px 0 80px;position:relative;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('https://images.unsplash.com/photo-1718203862467-c33159fdc504?w=2000&q=80&auto=format&fit=crop');
  background-size:cover;background-position:center;
  filter:contrast(105%);
}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:
    linear-gradient(100deg, rgba(10,26,58,0.82) 0%, rgba(10,26,58,0.6) 35%, rgba(10,26,58,0.15) 65%, rgba(246,248,251,0.1) 100%),
    linear-gradient(180deg, transparent 0%, transparent 80%, var(--bg) 100%),
    radial-gradient(circle at 85% 25%, rgba(0,180,216,0.18) 0%, transparent 55%);
}
.hero-grid{
  display:grid;grid-template-columns:1.3fr 1fr;gap:60px;align-items:center;
}
.hero h1.hero-title{color:#fff}
.hero .hero-sub{color:rgba(255,255,255,0.85)}
.hero .visual-card{color:var(--ink)}
.hero .visual-card.c2{color:#fff}
.hero .btn-primary{background:var(--accent);color:#fff}
.hero .btn-primary:hover{background:#fff;color:var(--ink)}
.hero .btn-ghost{background:rgba(255,255,255,0.08);backdrop-filter:blur(8px);color:#fff;border-color:rgba(255,255,255,0.25)}
.hero .btn-ghost:hover{background:rgba(255,255,255,0.18);border-color:#fff}
.hero-tag{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 16px;background:rgba(255,255,255,0.1);backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,0.2);border-radius:100px;
  font-size:13px;color:rgba(255,255,255,0.85);margin-bottom:32px;
  font-weight:500;
}
.hero-tag::before{
  content:'';width:8px;height:8px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 12px var(--accent);animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.4}}
h1.hero-title{font-size:clamp(48px,7vw,104px);margin-bottom:32px}
h1.hero-title em{
  font-style:normal;
  background:linear-gradient(135deg,var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-sub{font-size:18px;color:var(--ink-dim);max-width:540px;margin-bottom:48px;line-height:1.6}
.cta-row{display:flex;gap:16px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:18px 32px;border-radius:100px;
  font-size:15px;font-weight:600;text-decoration:none;
  transition:all .25s;cursor:pointer;border:none;
  font-family:'Inter',sans-serif;
}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--accent);transform:translateY(-2px);box-shadow:0 16px 36px rgba(0,102,255,0.25)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--ink);box-shadow:0 8px 20px rgba(10,26,58,0.08)}
.btn-arrow{transition:transform .2s}
.btn:hover .btn-arrow{transform:translateX(4px)}

.hero-visual{position:relative;height:520px}
.visual-card{
  position:absolute;background:#fff;
  border:1px solid var(--line);border-radius:20px;padding:24px;
  box-shadow:0 20px 50px -20px rgba(10,26,58,0.18);
}
.visual-card.c1{top:0;right:40px;width:280px;transform:rotate(-3deg)}
.visual-card.c2{
  top:160px;left:0;width:240px;transform:rotate(2deg);
  background:linear-gradient(135deg,var(--accent) 0%, var(--accent-2) 100%);
  color:#fff;border:none;
}
.visual-card.c3{bottom:0;right:0;width:300px;transform:rotate(-1deg)}
.card-label{font-size:12px;text-transform:uppercase;letter-spacing:0.12em;opacity:0.65;margin-bottom:12px;font-weight:600}
.card-value{font-family:'Space Grotesk',sans-serif;font-size:42px;font-weight:600;line-height:1;margin-bottom:6px}
.card-unit{font-size:13px;opacity:0.7}

/* ===== MARQUEE ===== */
.marquee{
  padding:48px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  overflow:hidden;white-space:nowrap;background:#fff;
}
.marquee-track{
  display:inline-flex;gap:140px;align-items:center;
  animation:scroll 55s linear infinite;
  padding-right:140px;
}
.brand{
  display:inline-flex;align-items:center;justify-content:center;
  height:60px;flex-shrink:0;
  transition:opacity .25s;opacity:0.55;
}
.brand:hover{opacity:1}
.brand-text{
  font-family:'Space Grotesk',sans-serif;font-weight:700;
  font-size:32px;letter-spacing:-0.02em;color:var(--ink);
  white-space:nowrap;
}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ===== SECTIONS ===== */
.section{padding:120px 0}
.section-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:64px;gap:40px;flex-wrap:wrap}
.section-eyebrow{
  font-size:13px;font-weight:700;color:var(--accent);
  text-transform:uppercase;letter-spacing:0.15em;margin-bottom:16px;
  display:flex;align-items:center;gap:10px;
}
.section-eyebrow::before{content:'';width:32px;height:2px;background:var(--accent)}
h2.section-title{font-size:clamp(36px,5vw,64px);max-width:700px}
.section-header p{color:var(--ink-dim);max-width:380px;font-size:16px;line-height:1.6}

/* ===== SERVICES ===== */
.services{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.service{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:24px;overflow:hidden;
  min-height:320px;cursor:pointer;
  transition:all .35s;display:flex;flex-direction:column;justify-content:flex-end;
  isolation:isolate;color:#fff;text-decoration:none;
}
.service:hover{transform:translateY(-6px);box-shadow:0 24px 50px -16px rgba(10,26,58,0.25)}
.svc-bg{
  position:absolute;inset:0;z-index:0;
  background-size:cover;background-position:center;
  transition:transform .6s;
}
.service:hover .svc-bg{transform:scale(1.06)}
.service::before{
  content:'';position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg, rgba(10,26,58,0.15) 0%, rgba(10,26,58,0.65) 55%, rgba(10,26,58,0.92) 100%);
}
.svc-content{position:relative;z-index:2;padding:32px;display:flex;flex-direction:column;height:100%;justify-content:space-between}
.svc-num{font-family:'Space Grotesk',sans-serif;font-size:14px;font-weight:600;opacity:0.85;letter-spacing:0.1em}
.svc-title{font-family:'Space Grotesk',sans-serif;font-size:28px;font-weight:600;line-height:1.1;margin-top:auto;letter-spacing:-0.02em}
.svc-desc{font-size:14px;opacity:0.85;margin-top:12px;line-height:1.5;max-width:90%}
.svc-arrow{
  position:absolute;top:32px;right:32px;width:44px;height:44px;
  border:1px solid rgba(255,255,255,0.5);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  transition:all .3s;z-index:2;color:#fff;
  background:rgba(255,255,255,0.12);backdrop-filter:blur(8px);
}
.service:hover .svc-arrow{background:var(--accent);color:#fff;border-color:var(--accent);transform:rotate(-45deg)}
.service.s1{grid-column:span 7;min-height:380px}
.service.s2{grid-column:span 5}
.service.s2::before{
  background:linear-gradient(180deg, rgba(0,102,255,0.35) 0%, rgba(0,102,255,0.7) 60%, rgba(0,180,216,0.9) 100%);
}
.service.s3{grid-column:span 4}
.service.s4{grid-column:span 4}
.service.s5{grid-column:span 4}
.service.s6{grid-column:span 6}
.service.s7{grid-column:span 6}

/* ===== STATS / ABOUT ===== */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;
}
.stat{padding:48px 32px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat-num{
  font-family:'Space Grotesk',sans-serif;font-size:48px;font-weight:600;
  line-height:1;letter-spacing:-0.03em;color:var(--accent);
}
.stat-label{font-size:15px;color:var(--ink);margin-top:16px;font-weight:500;line-height:1.4}

/* ===== CLIENTS ===== */
.clients-grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:0;
  background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;
}
.client-cell{
  padding:24px 20px;
  display:flex;align-items:center;justify-content:center;
  font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:16px;
  color:var(--ink);
  border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  text-align:center;transition:all .25s;cursor:default;
  min-height:110px;
}
.client-cell img{
  max-width:100%;max-height:70px;width:auto;height:auto;
  object-fit:contain;
  filter:grayscale(100%) contrast(0.9);opacity:0.65;
  transition:all .3s;
}
.client-cell:hover{background:var(--accent-soft)}
.client-cell:hover img{filter:none;opacity:1;transform:scale(1.05)}
.client-cell:nth-child(6n){border-right:none}
.client-cell:nth-last-child(-n+6){border-bottom:none}

/* ===== CTA BAND ===== */
.cta-band{
  margin:0 40px;border-radius:32px;
  background:linear-gradient(135deg,var(--ink) 0%, #1a2a55 55%, var(--accent) 100%);
  padding:80px 60px;display:flex;justify-content:space-between;align-items:center;
  gap:40px;flex-wrap:wrap;color:#fff;position:relative;overflow:hidden;
}
.cta-band::before{
  content:'';position:absolute;top:-150px;right:-100px;
  width:500px;height:500px;border-radius:50%;
  background:radial-gradient(circle, rgba(0,180,216,0.4) 0%, transparent 70%);
}
.cta-band h3{
  font-family:'Space Grotesk',sans-serif;font-size:clamp(32px,4vw,52px);
  font-weight:600;letter-spacing:-0.02em;line-height:1;max-width:680px;position:relative;
}
.cta-band .btn-primary{background:#fff;color:var(--ink);position:relative}
.cta-band .btn-primary:hover{background:var(--accent-2);color:#fff}

/* ===== FOOTER ===== */
.site-footer{padding:80px 0 40px;margin-top:120px;background:var(--ink);color:#fff}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:60px;margin-bottom:60px}
.foot-grid h4{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:0.12em;margin-bottom:20px;color:rgba(255,255,255,0.5)}
.foot-grid ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.foot-grid a{color:#fff;text-decoration:none;font-size:15px;opacity:0.85}
.foot-grid a:hover{color:var(--accent-2);opacity:1}
.foot-about p{color:rgba(255,255,255,0.6);font-size:15px;margin-top:18px;max-width:380px;line-height:1.6}
.foot-about .logo img{height:54px;filter:brightness(0) invert(1)}
.foot-bottom{display:flex;justify-content:space-between;padding-top:32px;border-top:1px solid rgba(255,255,255,0.1);font-size:13px;color:rgba(255,255,255,0.5);align-items:center;flex-wrap:wrap;gap:16px}
.foot-bottom .made-by{display:flex;align-items:center;gap:10px}
.foot-bottom .made-by img{height:48px;width:auto;opacity:0.95}

/* ===== INNER PAGE ===== */
.page-hero{
  position:relative;padding:160px 0 60px;overflow:hidden;
  background:var(--ink);color:#fff;
}
.page-hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('https://images.unsplash.com/photo-1718203862467-c33159fdc504?w=2000&q=80&auto=format&fit=crop');
  background-size:cover;background-position:center;
  opacity:0.35;filter:grayscale(20%);
}
.page-hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(10,26,58,0.7) 0%, rgba(10,26,58,0.85) 100%),
             radial-gradient(circle at 80% 20%, rgba(0,180,216,0.25) 0%, transparent 55%);
}
.page-title{
  font-size:clamp(40px,6vw,80px);
  margin:0;color:#fff;
}
.page-main{padding:64px 0 80px;background:#fff;border-bottom:1px solid var(--line)}
.container-narrow{max-width:1120px}
.entry-content{font-size:17px;line-height:1.75;color:var(--ink)}
.entry-content p{margin:0 0 20px}
.entry-content h2{
  font-family:'Space Grotesk',sans-serif;font-weight:600;letter-spacing:-0.02em;
  font-size:32px;margin:48px 0 20px;color:var(--ink);line-height:1.15;
}
.entry-content h3{
  font-family:'Space Grotesk',sans-serif;font-weight:600;letter-spacing:-0.01em;
  font-size:24px;margin:36px 0 16px;color:var(--ink);
}
.entry-content h4{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:20px;margin:28px 0 12px}
.entry-content ul, .entry-content ol{margin:0 0 24px 24px}
.entry-content li{margin-bottom:8px}
.entry-content a{color:var(--accent);text-decoration:underline}
.entry-content a:hover{color:var(--ink)}
.entry-content img{
  border-radius:14px;margin:24px 0;max-width:100%;height:auto;
  box-shadow:0 12px 30px -10px rgba(10,26,58,0.18);
}
.entry-content table{
  width:100%;border-collapse:collapse;margin:24px 0;
  border:1px solid var(--line);border-radius:14px;overflow:hidden;
}
.entry-content table td, .entry-content table th{
  padding:14px 18px;border-bottom:1px solid var(--line);text-align:left;
}
.entry-content table th{background:var(--bg);font-weight:600}
.entry-content blockquote{
  border-left:4px solid var(--accent);
  padding:16px 24px;background:var(--accent-soft);
  border-radius:0 14px 14px 0;margin:24px 0;
  color:var(--ink);font-style:italic;
}
.entry-content hr{border:none;border-top:1px solid var(--line);margin:32px 0}
.entry-content strong, .entry-content b{color:var(--ink);font-weight:600}
.entry-content font{font-family:inherit!important;font-size:inherit!important;color:inherit!important}
.entry-content > div:empty{display:none}

/* ===== LEGACY (старая тема frost_az) ===== */
/* Photo gallery floated right (About page) */
.entry-content .p-right{
  float:right;
  display:grid;grid-template-columns:repeat(2,1fr);gap:14px;
  width:46%;max-width:440px;margin:0 0 24px 32px;
}
.entry-content .p-right img{
  width:100%!important;height:auto;margin:0;
  border-radius:12px;object-fit:cover;aspect-ratio:4/3;
  box-shadow:0 8px 20px -6px rgba(10,26,58,0.15);
}

/* Frog images inline */
.entry-content .frog-image{
  max-width:100%;height:auto;border-radius:10px;
  box-shadow:0 8px 20px -6px rgba(10,26,58,0.12);
}

/* Tagged lists from old theme */
.entry-content ul.fr-tag{
  list-style:none;margin:24px 0;padding:0;
  display:grid;gap:10px;
}
.entry-content ul.fr-tag li.fr-tag{
  position:relative;padding:14px 20px 14px 52px;
  background:var(--bg);border-radius:12px;
  border-left:3px solid var(--accent);
  font-weight:500;color:var(--ink);font-size:16px;margin:0;
}
.entry-content ul.fr-tag li.fr-tag::before{
  content:'✓';position:absolute;left:18px;top:50%;transform:translateY(-50%);
  width:24px;height:24px;border-radius:50%;
  background:var(--accent);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;
}

/* Image gallery box (recommendation letters / product photos) */
.entry-content .divbox.fr-tag{
  display:flex;flex-wrap:wrap;gap:20px;
  margin:24px 0;align-items:flex-start;justify-content:flex-start;
}
.entry-content .divbox.fr-tag > p,
.entry-content .divbox.fr-tag > p.fr-tag{
  display:contents;margin:0;padding:0;
}
.entry-content .divbox.fr-tag a{
  display:block;text-decoration:none;flex:1 1 240px;max-width:340px;
}
.entry-content .divbox.fr-tag img{
  width:100%!important;height:auto;display:block;
  border-radius:14px;border:1px solid var(--line);
  background:#fff;padding:8px;
  transition:transform .2s, box-shadow .2s;
  box-shadow:0 6px 16px -4px rgba(10,26,58,0.12);
}
.entry-content .divbox.fr-tag a:hover img{
  transform:translateY(-4px);box-shadow:0 14px 28px -8px rgba(10,26,58,0.22);
  border-color:var(--accent-soft);
}
.entry-content .divbox.fr-tag > hr,
.entry-content .divbox.fr-tag > p:empty{display:none}

/* Clients logo grid (Customers page) */
.entry-content .clients-items{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));
  gap:18px;margin:24px 0;align-items:center;
}
.entry-content .clients-items img{
  width:100%!important;height:120px;object-fit:contain;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:18px;transition:all .25s;
  box-shadow:0 4px 12px -2px rgba(10,26,58,0.06);
}
.entry-content .clients-items img:hover{
  transform:translateY(-4px);box-shadow:0 12px 24px -6px rgba(10,26,58,0.18);
  border-color:var(--accent-soft);
}

/* Tables — old "blue button" style links inside tables */
.entry-content table[border]{border:none;background:none;margin:32px 0}
.entry-content table[border] tbody, .entry-content table[border] tr{background:none}
.entry-content table[border] td{
  border:none;background:var(--accent);
  border-radius:100px;padding:22px 32px;text-align:center;
  transition:all .25s;
}
.entry-content table[border] td a,
.entry-content table[border] td a *,
.entry-content table[border] td font,
.entry-content table[border] td strong{
  color:#fff!important;text-decoration:none!important;
  font-weight:700!important;
  font-family:'Space Grotesk',sans-serif!important;
  letter-spacing:0.04em!important;font-size:15px!important;
}
.entry-content table[border] td:hover{background:var(--ink);transform:translateY(-2px);box-shadow:0 14px 28px -10px rgba(0,102,255,0.4)}
.entry-content table[border] td:hover a,
.entry-content table[border] td:hover a *,
.entry-content table[border] td:hover font,
.entry-content table[border] td:hover strong{color:#fff!important}

.entry-content .divbox:not(.fr-tag){margin:16px 0}

/* Clearfix for floated p-right */
.entry-content::after{content:'';display:block;clear:both}

@media (max-width:768px){
  .entry-content .p-right{
    float:none;width:100%;max-width:100%;margin:0 0 24px 0;
    grid-template-columns:repeat(2,1fr);
  }
  .entry-content .clients-items{grid-template-columns:repeat(2,1fr)}
  .entry-content .clients-items img{height:90px;padding:12px}
}

/* ===== CONTACT PAGE ===== */
.contact-main{padding:64px 0 100px}
.contact-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:48px;
}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:24px;
  padding:36px 32px;
  box-shadow:0 8px 24px -8px rgba(10,26,58,0.08);
}
.contact-card-label{
  font-size:12px;font-weight:700;letter-spacing:0.15em;text-transform:uppercase;
  color:var(--accent);margin-bottom:12px;
}
.contact-card-city{
  font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:28px;
  letter-spacing:-0.02em;color:var(--ink);margin-bottom:24px;line-height:1.1;
}
.contact-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.contact-list li{
  display:flex;gap:14px;align-items:flex-start;
  font-size:15px;line-height:1.55;color:var(--ink);
}
.contact-ico{
  flex-shrink:0;width:36px;height:36px;
  background:var(--accent-soft);border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;
}
.contact-list a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line);transition:.2s}
.contact-list a:hover{color:var(--accent);border-color:var(--accent)}

.contact-map{
  border-radius:24px;overflow:hidden;border:1px solid var(--line);
  margin-bottom:48px;box-shadow:0 8px 24px -8px rgba(10,26,58,0.1);
}
.contact-map iframe{display:block}

.contact-form-wrap{
  display:grid;grid-template-columns:1fr 1.3fr;gap:60px;
  background:linear-gradient(135deg, var(--bg) 0%, var(--accent-soft) 100%);
  border-radius:32px;padding:60px 50px;
  align-items:flex-start;
}
.contact-form-side .section-eyebrow{margin-bottom:18px}
.contact-form-title{font-size:clamp(28px,3.5vw,42px);margin-bottom:20px;line-height:1.05}
.contact-form-sub{color:var(--ink-dim);font-size:16px;line-height:1.6;max-width:380px}

.contact-form{
  background:#fff;border-radius:24px;padding:36px;
  box-shadow:0 16px 40px -12px rgba(10,26,58,0.15);
  display:flex;flex-direction:column;gap:18px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-label{font-size:13px;font-weight:600;color:var(--ink);letter-spacing:0.02em}
.form-label em{color:var(--accent);font-style:normal}
.form-field input,
.form-field textarea{
  width:100%;padding:14px 16px;
  background:var(--bg);border:1.5px solid transparent;
  border-radius:12px;
  font-family:'Inter',sans-serif;font-size:15px;color:var(--ink);
  transition:all .2s;
}
.form-field input:focus,
.form-field textarea:focus{
  outline:none;border-color:var(--accent);background:#fff;
  box-shadow:0 0 0 4px rgba(0,102,255,0.1);
}
.form-field textarea{resize:vertical;min-height:120px;font-family:'Inter',sans-serif}
.form-submit{align-self:flex-start;margin-top:8px}
.form-notice{
  padding:18px 22px;border-radius:14px;font-size:14px;line-height:1.5;
}
.form-notice strong{display:block;font-size:15px;margin-bottom:4px}
.form-notice p{margin:0}
.form-notice-ok{background:#e8f7ee;color:#0f6b3a;border:1px solid #b9e6c8}
.form-notice-err{background:#fde8e8;color:#9b1c1c;border:1px solid #f5b7b7}

@media (max-width:880px){
  .contact-grid{grid-template-columns:1fr}
  .contact-form-wrap{grid-template-columns:1fr;padding:36px 24px;gap:32px}
  .form-row{grid-template-columns:1fr}
}

/* ===== DARK MODE ===== */
[data-theme="dark"]{
  --bg:#0a0e1a;
  --bg-2:#0f1424;
  --surface:#141a2e;
  --ink:#e8ecf5;
  --ink-2:#c8d0e0;
  --ink-dim:#8892a8;
  --line:rgba(255,255,255,0.08);
  --accent:#00d4ff;
  --accent-2:#0066ff;
  --accent-soft:rgba(0,212,255,0.12);
}
[data-theme="dark"] .site-nav{background:rgba(10,14,26,0.7);border-bottom-color:var(--line)}
[data-theme="dark"] .logo img{filter:brightness(0) invert(1)}
[data-theme="dark"] .lang-switcher a{color:var(--ink-dim)}
[data-theme="dark"] .lang-switcher .current-lang a,
[data-theme="dark"] .lang-switcher li.current-lang a{background:var(--accent);color:#000}

[data-theme="dark"] .hero-tag{background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.12);color:rgba(255,255,255,0.8)}
[data-theme="dark"] .visual-card{background:rgba(20,26,46,0.85);border-color:var(--line);color:var(--ink)}
[data-theme="dark"] .visual-card.c2{background:linear-gradient(135deg,var(--accent) 0%, var(--accent-2) 100%);color:#000}

[data-theme="dark"] .marquee{background:var(--bg-2);border-color:var(--line)}
[data-theme="dark"] .brand{opacity:0.6}
[data-theme="dark"] .brand:hover{opacity:1}
[data-theme="dark"] .brand-text{color:var(--ink)}

[data-theme="dark"] .service{background:var(--surface);border-color:var(--line)}
[data-theme="dark"] .svc-arrow{background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.25)}

[data-theme="dark"] .stats{background:var(--surface);border-color:var(--line)}
[data-theme="dark"] .stat{border-right-color:var(--line)}
[data-theme="dark"] .stat-num{background:linear-gradient(135deg,var(--accent) 0%, #fff 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}

[data-theme="dark"] .clients-grid{background:var(--surface);border-color:var(--line)}
[data-theme="dark"] .client-cell{border-color:var(--line)}
[data-theme="dark"] .client-cell img{filter:grayscale(100%) brightness(1.2);opacity:0.7}
[data-theme="dark"] .client-cell:hover{background:rgba(0,212,255,0.08)}
[data-theme="dark"] .client-cell:hover img{filter:none;opacity:1}

[data-theme="dark"] .btn-primary{background:var(--accent);color:#000}
[data-theme="dark"] .btn-primary:hover{background:#fff;color:#000}
[data-theme="dark"] .btn-ghost{background:rgba(255,255,255,0.06);color:var(--ink);border-color:var(--line)}
[data-theme="dark"] .btn-ghost:hover{border-color:var(--accent);color:var(--accent)}

[data-theme="dark"] .page-hero{background:#04060f}
[data-theme="dark"] .page-main{background:var(--bg);border-color:var(--line)}
[data-theme="dark"] .entry-content strong, [data-theme="dark"] .entry-content b{color:var(--ink)}
[data-theme="dark"] .entry-content ul.fr-tag li.fr-tag{background:var(--surface);color:var(--ink)}
[data-theme="dark"] .entry-content .p-right img,
[data-theme="dark"] .entry-content .divbox.fr-tag img,
[data-theme="dark"] .entry-content .clients-items img,
[data-theme="dark"] .entry-content .frog-image{
  background:var(--surface);border-color:var(--line);
}
[data-theme="dark"] .entry-content blockquote{background:rgba(0,212,255,0.08);color:var(--ink)}

[data-theme="dark"] .contact-card{background:var(--surface);border-color:var(--line)}
[data-theme="dark"] .contact-card-city{color:var(--ink)}
[data-theme="dark"] .contact-list{color:var(--ink)}
[data-theme="dark"] .contact-list li{color:var(--ink)}
[data-theme="dark"] .contact-list a{color:var(--ink);border-bottom-color:var(--line)}
[data-theme="dark"] .contact-ico{background:rgba(0,212,255,0.12)}
[data-theme="dark"] .contact-map{border-color:var(--line)}
[data-theme="dark"] .contact-form-wrap{background:linear-gradient(135deg, var(--surface) 0%, rgba(0,212,255,0.06) 100%)}
[data-theme="dark"] .contact-form{background:var(--bg-2);box-shadow:0 16px 40px -12px rgba(0,0,0,0.5)}
[data-theme="dark"] .form-field input,
[data-theme="dark"] .form-field textarea{background:var(--surface);color:var(--ink);border-color:var(--line)}
[data-theme="dark"] .form-field input:focus,
[data-theme="dark"] .form-field textarea:focus{background:var(--bg-2);border-color:var(--accent)}
[data-theme="dark"] .form-notice-ok{background:rgba(46,204,113,0.12);color:#7ee2a8;border-color:rgba(46,204,113,0.25)}
[data-theme="dark"] .form-notice-err{background:rgba(231,76,60,0.12);color:#ff8b80;border-color:rgba(231,76,60,0.25)}

[data-theme="dark"] .cta-band{background:linear-gradient(135deg,var(--accent) 0%, var(--accent-2) 100%);color:#000}
[data-theme="dark"] .cta-band .btn-primary{background:#000;color:#fff}
[data-theme="dark"] .cta-band .btn-primary:hover{background:#fff;color:#000}

[data-theme="dark"] .site-footer{background:#04060f;color:#fff;border-top:1px solid var(--line)}
[data-theme="dark"] .site-footer .foot-grid a{color:#fff}
[data-theme="dark"] .site-footer .foot-grid a:hover{color:var(--accent)}
[data-theme="dark"] .site-footer .foot-grid h4{color:rgba(255,255,255,0.5)}
[data-theme="dark"] .site-footer .foot-about p{color:rgba(255,255,255,0.6)}
[data-theme="dark"] .site-footer .foot-bottom{color:rgba(255,255,255,0.5);border-top-color:rgba(255,255,255,0.1)}

/* Theme toggle button */
.theme-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;
  background:transparent;border:1px solid var(--line);
  cursor:pointer;transition:all .25s;
  color:var(--ink);margin-right:8px;
  font-size:16px;line-height:1;
}
.theme-toggle:hover{border-color:var(--accent);color:var(--accent);transform:rotate(15deg)}
.theme-toggle .icon-sun{display:none}
.theme-toggle .icon-moon{display:block}
[data-theme="dark"] .theme-toggle .icon-sun{display:block}
[data-theme="dark"] .theme-toggle .icon-moon{display:none}

/* ===== MOBILE ===== */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{height:400px;margin-top:40px}
  .services{grid-template-columns:1fr}
  .service{grid-column:span 1!important}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat{border-bottom:1px solid var(--line)}
  .clients-grid{grid-template-columns:repeat(2,1fr)}
  .client-cell:nth-child(6n){border-right:1px solid var(--line)}
  .client-cell:nth-child(2n){border-right:none}
  .client-cell:nth-last-child(-n+6){border-bottom:1px solid var(--line)}
  .client-cell:nth-last-child(-n+2){border-bottom:none}
  .foot-grid{grid-template-columns:1fr 1fr;gap:40px}
  .nav-links{display:none}
  .container{padding:0 20px}
  .cta-band{margin:0 20px;padding:48px 28px}
  .section{padding:80px 0}
}