/* ================================================
   GLASSIFY TUFF — PREMIUM INDUSTRIAL
   Space Grotesk display · Inter body · Teal #2BBFC0
   ================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
::selection { background: #2BBFC0; color: white; }
:focus-visible { outline: 2px solid #2BBFC0; outline-offset: 2px; }

:root {
  --teal: #2BBFC0;
  --teal-d: #1E9899;
  --dark: #071A1C;
  --dark-2: #0C2B2D;
  --ink: #101E20;
  --body: #4A5B5E;
  --muted: #8CA0A2;
  --line: #E3EBEB;
  --line-dark: rgba(255,255,255,.1);
  --soft: #F5F9F9;
  --tint: #E8F6F6;
  --r: 4px;
  --t: .35s cubic-bezier(.4,0,.2,1);
}

body {
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 16px; line-height: 1.65;
  color: var(--body); background: white;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }
.ico { width: 22px; height: 22px; display: block; }

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--ink); font-weight: 700;
  line-height: 1.05; letter-spacing: -.03em;
}

.container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.section { padding: 130px 0; }

/* Micro label */
.mlabel {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 11.5px; font-weight: 600; letter-spacing: .26em;
  text-transform: uppercase; color: var(--teal-d);
  margin-bottom: 24px;
}
.mlabel::before { content: ''; width: 34px; height: 1px; background: var(--teal); }
.on-dark .mlabel { color: var(--teal); }

/* Split section header */
.shd {
  display: grid; grid-template-columns: 1.2fr .8fr;
  gap: 56px; align-items: end; margin-bottom: 72px;
}
.shd h2 { font-size: clamp(38px, 4.8vw, 64px); }
.shd-r { font-size: 16px; max-width: 400px; justify-self: end; padding-bottom: 10px; }
.on-dark .shd h2 { color: white; }
.on-dark .shd-r { color: rgba(255,255,255,.6); }

/* Reveal + stagger */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .9s ease, transform .9s cubic-bezier(.16,.8,.26,1); }
.reveal.in { opacity: 1; transform: none; }
.products-grid .pcard:nth-child(2), .gallery-grid .gc:nth-child(2),
.testi-grid .tcard:nth-child(2), .partners-grid .pt-card:nth-child(2) { transition-delay: .1s; }
.products-grid .pcard:nth-child(3), .gallery-grid .gc:nth-child(3),
.testi-grid .tcard:nth-child(3), .partners-grid .pt-card:nth-child(3) { transition-delay: .2s; }
.products-grid .pcard:nth-child(4), .gallery-grid .gc:nth-child(4),
.partners-grid .pt-card:nth-child(4) { transition-delay: .3s; }
.products-grid .pcard:nth-child(5), .gallery-grid .gc:nth-child(5),
.partners-grid .pt-card:nth-child(5) { transition-delay: .4s; }
.partners-grid .pt-card:nth-child(6) { transition-delay: .5s; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 17px 30px; border-radius: var(--r);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase;
  transition: var(--t); white-space: nowrap;
  position: relative; overflow: hidden;
}
.btn .arr { transition: transform var(--t); }
.btn:hover .arr { transform: translateX(5px); }
.btn-teal { background: var(--teal); color: var(--dark); }
.btn-teal:hover { background: white; color: var(--ink); }
.btn-teal.inv:hover { background: var(--ink); color: white; }
.btn-ghost { border: 1px solid rgba(255,255,255,.35); color: white; }
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }
.btn-dark { background: var(--ink); color: white; }
.btn-dark:hover { background: var(--teal); color: var(--dark); }
.btn-line { border: 1px solid var(--line); color: var(--ink); }
.btn-line:hover { border-color: var(--teal-d); color: var(--teal-d); }
.btn-full { width: 100%; justify-content: center; }

/* Preloader / progress */
.preloader {
  position: fixed; inset: 0; background: var(--dark); z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  transition: opacity .7s, visibility .7s;
}
.preloader.out { opacity: 0; visibility: hidden; }
.pl-logo { width: 84px; border-radius: 14px; animation: plpulse 1.5s ease-in-out infinite; }
@keyframes plpulse { 0%,100% { opacity: .4; } 50% { opacity: 1; } }
.progress { position: fixed; top: 0; left: 0; height: 2px; width: 0; background: var(--teal); z-index: 9998; }

/* ================================================
   NAV — transparent over hero, solid on scroll
   ================================================ */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 900; transition: var(--t); }
.nav-inner {
  max-width: 1280px; margin: 0 auto; padding: 20px 40px;
  display: flex; align-items: center; gap: 28px;
  transition: var(--t);
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-img { width: 44px; height: 44px; object-fit: contain; border-radius: 10px; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px; font-weight: 700; letter-spacing: -.02em; color: var(--ink);
  transition: var(--t);
}
.logo-sub {
  font-size: 8.5px; font-weight: 600; letter-spacing: .28em;
  text-transform: uppercase; color: var(--teal-d); margin-top: 3px;
  transition: var(--t);
}

.nav-links { display: flex; align-items: center; gap: 4px; margin: 0 auto; }
.nav-links a {
  font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink); padding: 8px 14px; transition: var(--t);
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; left: 14px; right: 14px; bottom: 3px;
  height: 1px; background: var(--teal);
  transform: scaleX(0); transform-origin: left; transition: var(--t);
}
.nav-links a:hover::after { transform: scaleX(1); }

/* over hero */
.nav.hero-nav .logo-brand { color: white; }
.nav.hero-nav .logo-sub { color: var(--teal); }
.nav.hero-nav .nav-links a { color: rgba(255,255,255,.85); }
.nav.hero-nav .nav-links a:hover { color: white; }
.nav.hero-nav .nav-phone { color: rgba(255,255,255,.85); }
/* stuck */
.nav.stuck {
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.nav.stuck .nav-inner { padding-top: 14px; padding-bottom: 14px; }

.drop-p { position: relative; }
.drop {
  display: none; position: absolute; top: calc(100% + 8px); left: 0;
  background: white; border: 1px solid var(--line);
  border-radius: var(--r); padding: 6px; min-width: 215px;
  box-shadow: 0 20px 48px rgba(7,26,28,.12); z-index: 10;
}
.drop-p:hover .drop { display: block; }
.drop a { display: block; font-size: 12.5px; padding: 11px 14px; color: var(--ink) !important; }
.drop a::after { display: none; }
.drop a:hover { background: var(--soft); color: var(--teal-d) !important; }

.nav-act { display: flex; align-items: center; gap: 20px; }
.nav-phone {
  display: flex; align-items: center; gap: 8px;
  font-size: 13.5px; font-weight: 600; color: var(--ink); transition: var(--t);
}
.nav-phone .ico { width: 14px; height: 14px; color: var(--teal); }
.nav-phone:hover { color: var(--teal) !important; }
.nav-act .btn { padding: 13px 24px; font-size: 12.5px; }

.burger { display: none; flex-direction: column; gap: 5px; padding: 6px; margin-left: auto; z-index: 950; }
.burger span { display: block; width: 24px; height: 2px; background: var(--ink); transition: var(--t); }
.nav.hero-nav .burger span { background: white; }
.burger.on span { background: var(--ink) !important; }
.burger.on span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.on span:nth-child(2) { opacity: 0; }
.burger.on span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mob-nav {
  display: none; position: fixed; inset: 0; z-index: 899;
  background: white; flex-direction: column; justify-content: center; padding: 40px;
}
.mob-nav.on { display: flex; }
.mob-nav a {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 30px; font-weight: 700; letter-spacing: -.02em; color: var(--ink);
  padding: 16px 0; border-bottom: 1px solid var(--line);
}
.mob-nav a:hover { color: var(--teal-d); }
body:has(.mob-nav.on) .nav.hero-nav .logo-brand { color: var(--ink); }
body:has(.mob-nav.on) .nav.hero-nav .logo-sub { color: var(--teal-d); }

/* ================================================
   HERO — full-bleed cinematic
   ================================================ */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: flex-end;
  overflow: hidden;
  padding: 0 0 90px;
}
.hero-bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  animation: kenburns 16s ease-out forwards;
}
@keyframes kenburns { from { transform: scale(1.1); } to { transform: scale(1); } }
.hero::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg, rgba(7,26,28,.5) 0%, rgba(7,26,28,.25) 40%, rgba(7,26,28,.88) 100%),
    linear-gradient(90deg, rgba(7,26,28,.55) 0%, rgba(7,26,28,.1) 70%);
}
.hero-wrap {
  position: relative; z-index: 2;
  max-width: 1280px; margin: 0 auto; padding: 0 40px;
  width: 100%;
}
.h1 {
  font-size: clamp(48px, 7.6vw, 104px);
  color: white; letter-spacing: -.035em; line-height: .98;
}
.h1 .hl { display: block; overflow: hidden; }
.h1 .hl span {
  display: block; transform: translateY(110%);
  animation: lineUp 1s cubic-bezier(.16,.8,.26,1) forwards;
}
.h1 .hl:nth-child(1) span { animation-delay: 1.6s; }
.h1 .hl:nth-child(2) span { animation-delay: 1.72s; }
.h1 .hl:nth-child(3) span { animation-delay: 1.84s; }
@keyframes lineUp { to { transform: translateY(0); } }
.h1 .outline {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--teal);
}

.hero-foot {
  margin-top: 46px;
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
  opacity: 0; animation: fadeUp .9s ease forwards 2.1s;
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note {
  max-width: 330px; font-size: 14.5px; line-height: 1.7;
  color: rgba(255,255,255,.66);
  border-left: 2px solid var(--teal); padding-left: 18px;
}
.hero-note strong { color: white; font-weight: 600; }

.hero-scroll {
  position: absolute; bottom: 34px; right: 44px; z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-size: 10px; letter-spacing: .3em; text-transform: uppercase;
  color: rgba(255,255,255,.5); writing-mode: vertical-rl;
}
.hero-scroll::after {
  content: ''; width: 1px; height: 48px;
  background: linear-gradient(180deg, var(--teal), transparent);
  animation: scrollHint 2s ease-in-out infinite;
}
@keyframes scrollHint { 0%,100% { opacity: .3; } 50% { opacity: 1; } }

/* ================================================
   STATS STRIP — dark
   ================================================ */
.hero-stats { background: var(--dark); border-top: 1px solid var(--line-dark); }
.stats-row {
  max-width: 1280px; margin: 0 auto; padding: 0 40px;
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.sn { padding: 46px 30px; border-left: 1px solid var(--line-dark); }
.sn:first-child { border-left: none; padding-left: 0; }
.sn-num {
  display: block; font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(34px, 3.2vw, 50px); font-weight: 700;
  color: white; letter-spacing: -.03em; line-height: 1;
}
.sn-num .sn-u { color: var(--teal); }
.sn-l {
  display: block; font-size: 11px; font-weight: 600; color: var(--muted);
  letter-spacing: .18em; text-transform: uppercase; margin-top: 12px;
}

/* ================================================
   ABOUT
   ================================================ */
.about-wrap {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 96px; align-items: center;
}
.about-media { position: relative; }
.about-media img {
  width: 100%; aspect-ratio: 4 / 4.6; object-fit: cover;
  border-radius: var(--r);
}
.about-frame {
  position: absolute; top: 28px; left: -28px; right: 28px; bottom: -28px;
  border: 1px solid var(--teal); border-radius: var(--r);
  z-index: -1;
}
.about-badge {
  position: absolute; right: -22px; bottom: 44px;
  background: var(--dark); color: white;
  border-radius: var(--r); padding: 26px 30px;
}
.about-badge strong {
  display: block; font-family: 'Space Grotesk', sans-serif;
  font-size: 40px; font-weight: 700; letter-spacing: -.03em; line-height: 1;
  color: var(--teal);
}
.about-badge span { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.6); }
.about-l h2 { font-size: clamp(36px, 4.4vw, 58px); margin-bottom: 28px; }
.about-lead { font-size: 19px; color: var(--ink); font-weight: 500; line-height: 1.6; margin-bottom: 18px; }
.about-body { margin-bottom: 8px; }
.about-list { margin-top: 30px; }
.about-list li {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 0; border-top: 1px solid var(--line);
  font-size: 15px; color: var(--ink); font-weight: 500;
}
.about-list li:last-child { border-bottom: 1px solid var(--line); }
.about-list .ico { width: 17px; height: 17px; color: var(--teal-d); flex-shrink: 0; }

/* ================================================
   PRODUCTS
   ================================================ */
.products { background: var(--soft); }
.products-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 44px 26px; }
.products-grid > .pcard { flex: 0 1 calc(25% - 20px); max-width: 276px; }
.pcard { position: relative; }
.pcard-illust {
  width: 100%; aspect-ratio: 1 / 1;
  background: white; border: 1px solid var(--line); border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; position: relative; transition: var(--t);
}
.pcard:hover .pcard-illust {
  border-color: var(--teal);
  box-shadow: 0 30px 60px rgba(30,152,153,.14);
  transform: translateY(-8px);
}
.pcard-illust svg { width: 72%; height: 72%; transition: transform .6s cubic-bezier(.16,.8,.26,1); }
.pcard:hover .pcard-illust svg { transform: scale(1.06); }
.pcard-num {
  position: absolute; top: 16px; left: 18px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px; font-weight: 700; letter-spacing: .1em; color: var(--muted);
}
.pcard-hot {
  position: absolute; top: 14px; right: 14px; z-index: 2;
  font-size: 9.5px; font-weight: 700; padding: 6px 10px;
  background: var(--dark); color: var(--teal); border-radius: var(--r);
  text-transform: uppercase; letter-spacing: .16em;
}
.pcard h3 { margin-top: 22px; font-size: 19px; letter-spacing: -.02em; transition: var(--t); }
.pcard:hover h3 { color: var(--teal-d); }
.pcard-sub { display: block; margin-top: 7px; font-size: 13px; color: var(--muted); }
.pcard-go {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 14px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--teal-d);
}
.pcard-go .arr { transition: transform var(--t); }
.pcard:hover .pcard-go .arr { transform: translateX(5px); }

/* ================================================
   PARALLAX QUOTE BAND
   ================================================ */
.band {
  position: relative; padding: 170px 0;
  background-image:
    linear-gradient(rgba(7,26,28,.82), rgba(7,26,28,.82)),
    url('https://images.unsplash.com/photo-1519501025264-65ba15a82390?q=80&w=1920&auto=format&fit=crop');
  background-size: cover; background-position: center;
  background-attachment: fixed;
}
.band-inner { max-width: 1000px; margin: 0 auto; padding: 0 40px; text-align: center; }
.band h2 {
  color: white; font-size: clamp(32px, 4.6vw, 60px);
  line-height: 1.12; margin-bottom: 40px;
}
.band h2 .teal-w { color: var(--teal); }
.band .mlabel { justify-content: center; }
.band .mlabel::before { display: none; }

/* ================================================
   CALCULATOR
   ================================================ */
.calc { background: var(--dark-2); position: relative; overflow: hidden; }
.calc::before {
  content: ''; position: absolute; top: -30%; right: -10%;
  width: 640px; height: 640px; border-radius: 50%;
  background: radial-gradient(circle, rgba(43,191,192,.14), transparent 70%);
}
.calc-wrap {
  display: grid; grid-template-columns: 1fr .95fr;
  gap: 90px; align-items: center; position: relative; z-index: 2;
}
.calc-l h2 { color: white; font-size: clamp(34px, 4.2vw, 54px); margin-bottom: 22px; }
.calc-l > p { color: rgba(255,255,255,.62); max-width: 460px; }
.calc-features { margin-top: 40px; }
.calc-feat {
  display: flex; align-items: center; gap: 20px;
  padding: 17px 0; border-top: 1px solid var(--line-dark);
  font-size: 15px; color: rgba(255,255,255,.85);
}
.calc-feat:last-child { border-bottom: 1px solid var(--line-dark); }
.calc-feat i {
  font-style: normal; font-family: 'Space Grotesk', sans-serif;
  font-size: 12.5px; font-weight: 700; color: var(--teal); min-width: 26px;
}
.calc-card { background: white; padding: 46px; border-radius: var(--r); }
.calc-card h3 { font-size: 25px; margin-bottom: 6px; }
.calc-card .sub { font-size: 14px; color: var(--muted); margin-bottom: 30px; }
.calc-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.calc-fg label {
  display: block; font-size: 10.5px; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 9px;
}
.calc-fg input, .calc-fg select {
  width: 100%; padding: 14px 15px;
  border: 1px solid var(--line); border-radius: var(--r);
  font-size: 17px; font-family: 'Space Grotesk', sans-serif; font-weight: 600;
  color: var(--ink); background: var(--soft); transition: var(--t);
}
.calc-fg input:focus, .calc-fg select:focus { outline: none; border-color: var(--teal); background: white; }
.calc-result {
  margin-top: 28px; padding-top: 28px; border-top: 1px solid var(--line);
  display: grid; grid-template-columns: 1fr 1fr; gap: 22px;
}
.calc-result-item strong {
  display: block; font-family: 'Space Grotesk', sans-serif;
  font-size: 44px; font-weight: 700; color: var(--teal-d);
  letter-spacing: -.03em; line-height: 1;
}
.calc-result-item span {
  display: block; font-size: 10.5px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--muted); margin-top: 9px; font-weight: 600;
}

/* ================================================
   WHY — numbered editorial rows
   ================================================ */
.why-wrap { display: grid; grid-template-columns: .75fr 1.25fr; gap: 96px; align-items: start; }
.why-l { position: sticky; top: 130px; }
.why-l h2 { font-size: clamp(36px, 4.4vw, 56px); margin-bottom: 24px; }
.why-l p { margin-bottom: 34px; max-width: 350px; }
.wrow {
  display: grid; grid-template-columns: 70px 230px 1fr;
  gap: 26px; align-items: baseline;
  padding: 32px 0; border-top: 1px solid var(--line);
  transition: padding var(--t), background var(--t);
}
.wrow:last-child { border-bottom: 1px solid var(--line); }
.wrow:hover { padding-left: 14px; }
.wrow-n {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px; font-weight: 700; color: var(--teal-d);
}
.wrow h3 { font-size: 20px; letter-spacing: -.02em; }
.wrow p { font-size: 14.5px; }

/* ================================================
   INFRASTRUCTURE — photo mosaic
   ================================================ */
.infra { background: var(--soft); }
.infra-grid {
  display: grid; grid-template-columns: 1.55fr 1fr 1fr;
  grid-template-rows: 270px 270px; gap: 16px;
}
.infra-card {
  border-radius: var(--r); overflow: hidden; position: relative;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 30px; color: white;
}
.infra-card img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; transition: transform .9s cubic-bezier(.16,.8,.26,1);
}
.infra-card:hover img { transform: scale(1.07); }
.infra-card::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7,26,28,.05) 35%, rgba(7,26,28,.88) 100%);
}
.infra-1 { grid-row: 1 / 3; }
.infra-card .tag {
  position: relative; z-index: 2;
  font-size: 10px; font-weight: 700; letter-spacing: .22em;
  text-transform: uppercase; color: var(--teal); margin-bottom: 9px;
}
.infra-card h3 { position: relative; z-index: 2; color: white; font-size: 21px; margin-bottom: 5px; letter-spacing: -.02em; }
.infra-1 h3 { font-size: 28px; }
.infra-card p { position: relative; z-index: 2; font-size: 13.5px; color: rgba(255,255,255,.8); }

/* ================================================
   PROCESS — ghost numerals
   ================================================ */
.psteps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 40px; }
.pstep { position: relative; padding-top: 26px; }
.pstep::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: var(--line); }
.pstep::after { content: ''; position: absolute; top: -1px; left: 0; width: 46px; height: 3px; background: var(--teal); }
.pstep-n {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 58px; font-weight: 700; line-height: 1;
  color: transparent; -webkit-text-stroke: 1.3px var(--teal);
  margin-bottom: 18px;
}
.pstep h4 { font-size: 17.5px; margin-bottom: 10px; letter-spacing: -.015em; }
.pstep p { font-size: 14px; }

/* ================================================
   PARTNERS
   ================================================ */
.partners { background: var(--dark); }
.partners .shd h2 { color: white; }
.partners .shd-r { color: rgba(255,255,255,.55); }
.partners-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark);
}
.pt-card {
  padding: 40px 34px;
  border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark);
  display: flex; align-items: center; gap: 20px;
  transition: var(--t);
}
.pt-card:hover { background: rgba(43,191,192,.06); }
.pt-mono {
  width: 54px; height: 54px; border-radius: var(--r);
  border: 1px solid rgba(43,191,192,.4); color: var(--teal);
  font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 15px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: var(--t);
}
.pt-card:hover .pt-mono { background: var(--teal); color: var(--dark); border-color: var(--teal); }
.pt-card strong {
  display: block; font-family: 'Space Grotesk', sans-serif;
  font-size: 18px; color: white; margin-bottom: 3px; letter-spacing: -.01em;
}
.pt-card span { font-size: 12.5px; color: var(--muted); }

/* ================================================
   APPLICATIONS — chips
   ================================================ */
.app-cloud { display: flex; flex-wrap: wrap; gap: 12px; max-width: 1000px; }
.app-chip {
  display: inline-flex; align-items: center; gap: 11px;
  padding: 14px 24px; border: 1px solid var(--line);
  border-radius: 100px; font-size: 14.5px; font-weight: 500;
  color: var(--ink); background: white; transition: var(--t);
  cursor: default;
}
.app-chip .ico { width: 17px; height: 17px; color: var(--teal-d); }
.app-chip:hover { border-color: var(--teal); background: var(--tint); transform: translateY(-2px); }

/* ================================================
   GALLERY
   ================================================ */
.gallery-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 240px; gap: 16px;
}
.gc { border-radius: var(--r); overflow: hidden; cursor: pointer; position: relative; }
.gc-tall { grid-row: span 2; }
.gc-wide { grid-column: span 2; }
.gc-inner { width: 100%; height: 100%; position: relative; }
.gc-inner img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1s cubic-bezier(.16,.8,.26,1);
}
.gc:hover .gc-inner img { transform: scale(1.08); }
.gc-ov {
  position: absolute; inset: 0; padding: 26px;
  display: flex; flex-direction: column; justify-content: flex-end;
  background: linear-gradient(180deg, rgba(7,26,28,0) 45%, rgba(7,26,28,.85) 100%);
  color: white;
}
.gc-tag {
  font-size: 10px; font-weight: 700; letter-spacing: .22em;
  text-transform: uppercase; color: var(--teal); margin-bottom: 7px;
}
.gc-ov h4 { color: white; font-size: 18px; margin-bottom: 3px; letter-spacing: -.015em; }
.gc-ov p { font-size: 13px; color: rgba(255,255,255,.8); }
.gallery-note { margin-top: 28px; font-size: 13px; color: var(--muted); }

/* ================================================
   CLIENTS MARQUEE
   ================================================ */
.clients { padding: 70px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.clients-lbl {
  text-align: center; font-size: 11px; font-weight: 700;
  color: var(--muted); letter-spacing: .28em; text-transform: uppercase;
  margin-bottom: 38px;
}
.mq-wrap {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
}
.mq { display: flex; gap: 76px; animation: scroll 55s linear infinite; white-space: nowrap; }
.mq-wrap:hover .mq { animation-play-state: paused; }
.mc {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px; font-weight: 600; color: var(--ink);
  opacity: .32; transition: var(--t); flex-shrink: 0; letter-spacing: -.01em;
}
.mc:hover { opacity: 1; color: var(--teal-d); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ================================================
   TESTIMONIALS
   ================================================ */
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.tcard { padding: 8px 44px 8px 0; margin-right: 44px; border-right: 1px solid var(--line); }
.tcard:last-child { border-right: none; margin-right: 0; padding-right: 0; }
.tcard-mark {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 72px; font-weight: 700; line-height: 1;
  color: var(--teal); height: 46px; display: block;
}
.tcard-q { font-size: 16.5px; color: var(--ink); line-height: 1.7; margin-bottom: 30px; }
.tcard-a { display: flex; align-items: center; gap: 14px; }
.tcard-av {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--tint); color: var(--teal-d);
  font-family: 'Space Grotesk', sans-serif;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 14px;
}
.tcard-a strong { display: block; font-size: 14.5px; color: var(--ink); }
.tcard-a span { font-size: 12.5px; color: var(--muted); }

/* ================================================
   FAQ
   ================================================ */
.faq { background: var(--soft); }
.faq-wrap { display: grid; grid-template-columns: .75fr 1.25fr; gap: 96px; align-items: start; }
.faq-l { position: sticky; top: 130px; }
.faq-l h2 { font-size: clamp(36px, 4.2vw, 52px); margin-bottom: 22px; }
.faq-l p { margin-bottom: 32px; max-width: 350px; }
.faq-acc { border-top: 1px solid #D5E2E2; }
.faq-item { border-bottom: 1px solid #D5E2E2; }
.faq-btn {
  width: 100%; padding: 28px 0;
  display: flex; align-items: center; justify-content: space-between; gap: 26px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 19px; font-weight: 600; letter-spacing: -.015em;
  text-align: left; color: var(--ink); transition: var(--t);
}
.faq-btn:hover { color: var(--teal-d); }
.faq-ico {
  flex-shrink: 0; width: 32px; height: 32px; border-radius: 50%;
  border: 1px solid #C8D8D8; color: var(--teal-d);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 400; transition: var(--t);
}
.faq-item.open .faq-ico { background: var(--teal); border-color: var(--teal); color: var(--dark); transform: rotate(45deg); }
.faq-item.open .faq-btn { color: var(--teal-d); }
.faq-body { max-height: 0; overflow: hidden; transition: max-height .45s ease; }
.faq-item.open .faq-body { max-height: 420px; }
.faq-body p { padding: 0 44px 28px 0; font-size: 15px; line-height: 1.75; }
.faq-body strong { color: var(--teal-d); }

/* ================================================
   CONTACT
   ================================================ */
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: start; }
.ci { display: flex; gap: 18px; align-items: flex-start; padding: 26px 0; border-top: 1px solid var(--line); }
.ci:last-of-type { border-bottom: 1px solid var(--line); }
.ci-ico {
  width: 46px; height: 46px; border-radius: var(--r);
  background: var(--tint); color: var(--teal-d);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.ci-ico .ico { width: 19px; height: 19px; }
.ci-t strong {
  display: block; font-size: 10.5px; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 6px;
}
.ci-t span, .ci-t a { font-size: 16.5px; color: var(--ink); font-weight: 500; line-height: 1.55; }
.ci-t a:hover { color: var(--teal-d); }
.wa-cta {
  display: inline-flex; align-items: center; gap: 11px;
  padding: 15px 26px; background: #25D366; color: white;
  border-radius: var(--r);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  margin-top: 30px; transition: var(--t);
}
.wa-cta:hover { background: #1EAE53; color: white; }

.cform-wrap { padding: 48px; background: var(--soft); border-radius: var(--r); border: 1px solid var(--line); }
.cform-title { font-size: 26px; margin-bottom: 30px; letter-spacing: -.02em; }
.fr { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.fg { margin-bottom: 20px; }
.fg label {
  display: block; font-size: 10.5px; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 9px;
}
.fg input, .fg select, .fg textarea {
  width: 100%; padding: 14px 15px; border: 1px solid var(--line);
  border-radius: var(--r); font-size: 15px; font-family: inherit;
  background: white; color: var(--ink); transition: var(--t);
}
.fg textarea { min-height: 110px; resize: vertical; }
.fg input:focus, .fg select:focus, .fg textarea:focus { outline: none; border-color: var(--teal); }
.form-note { font-size: 12.5px; color: var(--muted); text-align: center; margin-top: 14px; }
.form-ok { display: none; padding: 64px 40px; text-align: center; background: white; border-radius: var(--r); border: 1px solid var(--line); }
.form-ok.show { display: flex; flex-direction: column; align-items: center; }
.tick { color: var(--teal); margin-bottom: 18px; }
.tick svg { width: 58px; height: 58px; }
.form-ok h3 { font-size: 25px; margin-bottom: 12px; }
.form-ok p { margin-bottom: 26px; }

/* ================================================
   FOOTER
   ================================================ */
.footer { background: var(--dark); color: rgba(255,255,255,.62); position: relative; overflow: hidden; }
.footer-cta {
  display: flex; align-items: center; justify-content: space-between;
  gap: 36px; flex-wrap: wrap;
  padding: 88px 0 76px;
  border-bottom: 1px solid var(--line-dark);
}
.footer-cta h2 { color: white; font-size: clamp(32px, 4.4vw, 56px); max-width: 640px; letter-spacing: -.03em; }
.footer-cta h2 .teal-w { color: var(--teal); }
.footer-top {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 52px;
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--line-dark);
  position: relative; z-index: 2;
}
.footer .logo-brand { color: white; }
.footer .logo-sub { color: var(--teal); }
.ftag { margin: 22px 0 26px; font-size: 14px; line-height: 1.7; max-width: 300px; }
.fsoc-row { display: flex; gap: 10px; }
.fsoc {
  width: 40px; height: 40px; border-radius: var(--r);
  border: 1px solid var(--line-dark); color: white;
  display: flex; align-items: center; justify-content: center;
  transition: var(--t);
}
.fsoc:hover { background: var(--teal); border-color: var(--teal); color: var(--dark); }
.footer-col h4 {
  color: white; font-size: 11px; font-weight: 700;
  letter-spacing: .24em; text-transform: uppercase; margin-bottom: 24px;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col a, .footer-col .plain { font-size: 14px; color: rgba(255,255,255,.62); transition: var(--t); }
.footer-col a:hover { color: var(--teal); }
.footer-bot {
  padding: 28px 0 120px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 12px; color: rgba(255,255,255,.38);
  position: relative; z-index: 2;
}
.fmark {
  position: absolute; bottom: -3.5vw; left: 50%; transform: translateX(-50%);
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(90px, 13.5vw, 210px); font-weight: 700;
  letter-spacing: -.02em; line-height: 1; white-space: nowrap;
  color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.07);
  pointer-events: none; user-select: none;
}

/* ================================================
   LIGHTBOX / FLOATING
   ================================================ */
.lightbox {
  display: none; position: fixed; inset: 0; z-index: 9000;
  background: rgba(7,26,28,.95); align-items: center; justify-content: center;
}
.lightbox.show { display: flex; }
.lb-x {
  position: absolute; top: 28px; right: 28px;
  width: 46px; height: 46px; border-radius: var(--r);
  font-size: 19px; color: white; border: 1px solid rgba(255,255,255,.3);
  transition: var(--t);
}
.lb-x:hover { background: var(--teal); border-color: var(--teal); color: var(--dark); }
.lb-box { max-width: 92%; text-align: center; }
.lb-img { width: min(900px, 88vw); height: min(560px, 66vh); border-radius: var(--r); overflow: hidden; }
.lb-img .gc-inner { width: 100%; height: 100%; }
.lb-img .gc-inner img { width: 100%; height: 100%; object-fit: cover; }
.lb-cap { color: white; margin-top: 18px; font-size: 15px; }

.btt {
  position: fixed; bottom: 100px; right: 28px; z-index: 700;
  width: 46px; height: 46px; border-radius: var(--r);
  background: white; color: var(--ink); font-size: 17px;
  border: 1px solid var(--line);
  box-shadow: 0 10px 28px rgba(7,26,28,.12);
  opacity: 0; visibility: hidden; transition: var(--t);
}
.btt.show { opacity: 1; visibility: visible; }
.btt:hover { background: var(--teal); border-color: var(--teal); color: var(--dark); }

.wa-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 700;
  width: 54px; height: 54px; border-radius: 50%;
  background: #25D366; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 30px rgba(37,211,102,.4);
  transition: var(--t);
}
.wa-float:hover { transform: scale(1.08); }

/* ================================================
   RESPONSIVE
   ================================================ */
@media (max-width: 1080px) {
  .container, .nav-inner, .hero-wrap, .stats-row, .band-inner { padding-left: 28px; padding-right: 28px; }
  .about-wrap, .calc-wrap, .why-wrap, .faq-wrap, .contact-grid { grid-template-columns: 1fr; gap: 64px; }
  .why-l, .faq-l { position: static; }
  .shd { grid-template-columns: 1fr; gap: 18px; }
  .shd-r { justify-self: start; }
  .products-grid > .pcard { flex: 0 1 calc(33.33% - 18px); }
  .partners-grid { grid-template-columns: 1fr 1fr; }
  .stats-row { grid-template-columns: repeat(3, 1fr); }
  .sn { padding: 34px 22px; }
  .sn:nth-child(4) { border-left: none; padding-left: 0; }
  .infra-grid { grid-template-columns: 1fr 1fr; grid-template-rows: repeat(3, 240px); }
  .infra-1 { grid-row: 1; grid-column: 1 / 3; }
  .psteps { grid-template-columns: repeat(2, 1fr); }
  .testi-grid { grid-template-columns: 1fr; gap: 44px; }
  .tcard { border-right: none; margin-right: 0; padding-right: 0; border-bottom: 1px solid var(--line); padding-bottom: 40px; }
  .tcard:last-child { border-bottom: none; padding-bottom: 0; }
  .wrow { grid-template-columns: 56px 1fr; }
  .wrow p { grid-column: 2; }
  .about-frame { display: none; }
  .band { background-attachment: scroll; }
  .hero-scroll { display: none; }
}
@media (max-width: 720px) {
  .container, .nav-inner, .hero-wrap, .stats-row, .band-inner { padding-left: 20px; padding-right: 20px; }
  .nav-links, .nav-act { display: none; }
  .burger { display: flex; }
  .section { padding: 80px 0; }
  .hero { min-height: 92vh; padding-bottom: 70px; }
  .band { padding: 110px 0; }
  .products-grid > .pcard { flex: 0 1 calc(50% - 13px); }
  .partners-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .sn { border-left: none; padding: 26px 0; border-top: 1px solid var(--line-dark); }
  .sn:nth-child(-n+2) { border-top: none; }
  .psteps { grid-template-columns: 1fr; gap: 34px; }
  .gallery-grid { grid-template-columns: 1fr; grid-auto-rows: 250px; }
  .gc-tall, .gc-wide { grid-row: auto; grid-column: auto; }
  .infra-grid { grid-template-columns: 1fr; grid-template-rows: repeat(5, 220px); }
  .infra-1 { grid-column: 1; }
  .footer-top { grid-template-columns: 1fr; gap: 38px; }
  .fr, .calc-row, .calc-result { grid-template-columns: 1fr; }
  .about-badge { right: 12px; bottom: 20px; padding: 18px 22px; }
  .cform-wrap, .calc-card { padding: 30px 20px; }
  .footer-bot { padding-bottom: 80px; }
}