/* ============ VARIABLES & RESET ============ */
:root{
  --bg: #060a14;
  --bg-alt: #0a1120;
  --surface: #0f1729;
  --surface-2: #131d34;
  --border: #1e293b;
  --text: #e6ebf5;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --primary: #2563eb;
  --primary-light: #3b82f6;
  --accent: #06b6d4;
  --accent-light: #67e8f9;
  --success: #22c55e;
  --white: #ffffff;
  --light-bg: #f6f8fb;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 20px 50px -20px rgba(0,0,0,0.5);
  --ff-heading: 'Poppins', 'Inter', sans-serif;
  --ff-body: 'Inter', system-ui, sans-serif;
  --container: 1180px;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
html, body{ max-width:100%; overflow-x: hidden; }
body{
  margin:0;
  font-family: var(--ff-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,h5{ font-family: var(--ff-heading); font-weight:700; line-height:1.2; margin:0 0 .6em; color:var(--white); }
p{ margin:0 0 1em; color: var(--text-muted); }
button{ font-family: inherit; cursor:pointer; }
.container{ width:100%; max-width: var(--container); margin:0 auto; padding:0 24px; }

/* ============ REVEAL ANIMATION ============ */
.reveal{ opacity:0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible{ opacity:1; transform:none; }

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 13px 26px; border-radius: 999px; font-weight:600; font-size:.95rem;
  border: 1px solid transparent; transition: all .25s ease; white-space:nowrap;
}
.btn--primary{ background: linear-gradient(135deg, var(--primary), var(--accent)); color:#fff; box-shadow: 0 10px 30px -8px rgba(37,99,235,.55); }
.btn--primary:hover{ transform: translateY(-2px); box-shadow: 0 16px 34px -8px rgba(37,99,235,.7); }
.btn--ghost{ background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.18); color: var(--text); }
.btn--ghost:hover{ background: rgba(255,255,255,0.09); border-color: rgba(255,255,255,0.3); }
.btn--light{ background:#fff; color:#0b1220; }
.btn--light:hover{ transform: translateY(-2px); box-shadow: 0 16px 34px -10px rgba(0,0,0,.35); }
.btn--lg{ padding:15px 32px; font-size:1rem; }
.btn--sm{ padding:9px 18px; font-size:.85rem; }
.btn--block{ width:100%; }

/* ============ HEADER ============ */
.header{
  position: fixed; top:0; left:0; right:0; z-index:100;
  padding: 18px 0;
  transition: background .3s ease, padding .3s ease, box-shadow .3s ease;
}
.header.is-scrolled{
  background: rgba(6,10,20,0.85);
  backdrop-filter: blur(14px);
  padding: 12px 0;
  box-shadow: 0 8px 30px -12px rgba(0,0,0,.6);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header__inner{ display:flex; align-items:center; justify-content:space-between; gap:24px; }
.brand{ display:flex; align-items:center; gap:10px; flex-shrink:0; }
.brand__text{ font-family: var(--ff-heading); font-weight:700; font-size:1.25rem; color:#fff; }
.brand__accent{ color: var(--accent); }
.nav{ display:flex; gap:32px; }
.nav__link{ font-size:.95rem; font-weight:500; color: var(--text-muted); position:relative; padding:6px 0; transition:color .2s; }
.nav__link:hover{ color:#fff; }
.nav__link::after{ content:''; position:absolute; left:0; bottom:0; width:0; height:2px; background: var(--accent); transition: width .25s; }
.nav__link:hover::after{ width:100%; }
.header__actions{ display:flex; align-items:center; gap:18px; }
.header__phone{ display:flex; align-items:center; gap:8px; font-size:.9rem; color: var(--text-muted); font-weight:500; }
.header__phone:hover{ color: var(--accent-light); }
.nav__toggle{ display:none; flex-direction:column; justify-content:center; gap:5px; width:30px; height:24px; background:none; border:none; padding:0; }
.nav__toggle span{ display:block; height:2px; background:#fff; border-radius:2px; transition:.3s; }
.nav__toggle.is-active span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav__toggle.is-active span:nth-child(2){ opacity:0; }
.nav__toggle.is-active span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
.nav__cta{ display:none; margin-top: 20px; }

/* ============ HERO ============ */
.hero{
  position:relative;
  padding: 168px 0 90px;
  overflow:hidden;
  background:
    radial-gradient(ellipse 60% 50% at 80% 0%, rgba(37,99,235,0.25), transparent 60%),
    radial-gradient(ellipse 50% 40% at 0% 20%, rgba(6,182,212,0.15), transparent 60%),
    var(--bg);
}
.hero__bg-grid{
  position:absolute; inset:0; z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black 30%, transparent 75%);
}
.hero__inner{ position:relative; z-index:1; display:grid; grid-template-columns: 1.05fr .95fr; gap:56px; align-items:center; }
.hero__content, .hero__media{ min-width:0; }
.eyebrow{ display:inline-flex; align-items:center; gap:8px; padding:7px 16px; border-radius:999px; background: rgba(37,99,235,0.12); border:1px solid rgba(37,99,235,0.35); color: var(--accent-light); font-size:.82rem; font-weight:600; letter-spacing:.02em; margin-bottom:22px; }
.eyebrow__dot{ width:7px; height:7px; border-radius:50%; background: var(--success); box-shadow: 0 0 0 0 rgba(34,197,94,.7); animation: pulse 2s infinite; }
@keyframes pulse{ 0%{ box-shadow:0 0 0 0 rgba(34,197,94,.55);} 70%{ box-shadow:0 0 0 8px rgba(34,197,94,0);} 100%{ box-shadow:0 0 0 0 rgba(34,197,94,0);} }
.hero__title{ font-size: clamp(2.1rem, 4vw, 3.15rem); color:#fff; letter-spacing:-0.01em; margin-bottom:.5em; }
.hero__subtitle{ font-size:1.08rem; max-width:540px; color: var(--text-muted); margin-bottom:2em; }
.hero__cta{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom:3.2em; }
.hero__stats{ display:grid; grid-template-columns: repeat(4,auto); gap: 34px; }
.stat{ display:flex; flex-direction:column; }
.stat__num, .stat__suffix{ font-family: var(--ff-heading); font-size:1.9rem; font-weight:700; color:#fff; display:inline; }
.stat__suffix{ color: var(--accent-light); }
.stat__label{ font-size:.8rem; color: var(--text-dim); margin-top:4px; }
.hero__media img{ filter: drop-shadow(0 30px 60px rgba(0,0,0,.5)); }

/* ============ BRANDS ============ */
.brands{ padding: 40px 0; border-top:1px solid var(--border); border-bottom:1px solid var(--border); background: var(--bg-alt); }
.brands__label{ text-align:center; font-size:.82rem; letter-spacing:.06em; text-transform:uppercase; color: var(--text-dim); margin-bottom: 22px; }
.brands__row{ display:flex; flex-wrap:wrap; justify-content:center; gap:14px; }
.brand-badge{ font-family: var(--ff-heading); font-weight:600; font-size:.95rem; color: var(--text-muted); padding:9px 20px; border:1px solid var(--border); border-radius:999px; background: var(--surface); transition: .25s; }
.brand-badge:hover{ color:#fff; border-color: var(--primary); background: var(--surface-2); }

/* ============ SECTION HEAD ============ */
.section-head{ max-width:640px; margin: 0 auto 56px; text-align:center; }
.tag{ display:inline-block; font-size:.78rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color: var(--accent-light); margin-bottom:14px; }
.section-head h2{ font-size: clamp(1.7rem, 3vw, 2.3rem); }
.section-head p{ font-size:1.02rem; }

/* ============ SERVICES ============ */
.services{ padding: 100px 0; }
.services__grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.service-card{
  background: linear-gradient(160deg, var(--surface), var(--surface-2));
  border:1px solid var(--border); border-radius: var(--radius);
  padding: 32px 28px; transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.service-card:hover{ transform: translateY(-6px); border-color: rgba(37,99,235,0.45); box-shadow: var(--shadow); }
.service-card__icon{
  width:56px; height:56px; border-radius: 14px; margin-bottom:20px;
  display:flex; align-items:center; justify-content:center;
  background: linear-gradient(135deg, rgba(37,99,235,0.18), rgba(6,182,212,0.12));
  color: var(--accent-light);
}
.service-card__icon svg{ width:30px; height:30px; }
.service-card h3{ font-size:1.2rem; margin-bottom:.5em; }
.service-card p{ font-size:.95rem; margin-bottom:1.1em; }
.service-card__list{ display:flex; flex-direction:column; gap:8px; }
.service-card__list li{ font-size:.86rem; color: var(--text-dim); padding-left:20px; position:relative; }
.service-card__list li::before{ content:''; position:absolute; left:0; top:7px; width:8px; height:8px; border-radius:2px; background: linear-gradient(135deg,var(--primary),var(--accent)); }

/* ============ WHY US ============ */
.why{ padding: 100px 0; background: var(--bg-alt); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.why__inner{ display:grid; grid-template-columns: .85fr 1.15fr; gap: 64px; align-items:center; }
.why__media, .why__content{ min-width:0; }
.why__media{ position:relative; display:flex; justify-content:center; }
.why__glow{ position:absolute; width:340px; height:340px; background: radial-gradient(circle, rgba(37,99,235,.35), transparent 70%); filter: blur(10px); z-index:0; }
.why__illustration{ position:relative; z-index:1; width:100%; max-width:340px; filter: drop-shadow(0 25px 45px rgba(0,0,0,.5)); }
.why__lead{ font-size:1.05rem; }
.feature-list{ display:grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 32px; }
.feature{ display:flex; gap:14px; align-items:flex-start; }
.feature__icon{ flex-shrink:0; width:44px; height:44px; border-radius:12px; background: rgba(6,182,212,0.12); border:1px solid rgba(6,182,212,0.25); color: var(--accent-light); display:flex; align-items:center; justify-content:center; }
.feature__icon svg{ width:22px; height:22px; }
.feature h4{ font-size:1rem; margin-bottom:.3em; }
.feature p{ font-size:.88rem; margin:0; }

/* ============ GALLERY ============ */
.gallery{ padding: 100px 0; background: var(--bg-alt); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.gallery__grid{
  display:grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 160px; grid-auto-flow: dense; gap: 18px;
}
.gallery__item{ margin:0; position:relative; border-radius: var(--radius); overflow:hidden; grid-column: span 1; grid-row: span 1; border:1px solid var(--border); }
.gallery__item--tall{ grid-row: span 2; }
.gallery__item img{ width:100%; height:100%; object-fit:cover; transition: transform .5s ease; }
.gallery__item:hover img{ transform: scale(1.08); }
.gallery__item::after{ content:''; position:absolute; inset:0; background: linear-gradient(0deg, rgba(6,10,20,0.85) 0%, rgba(6,10,20,0.05) 55%); }
.gallery__item figcaption{
  position:absolute; left:0; right:0; bottom:0; padding: 16px; z-index:1;
  color:#fff; font-weight:600; font-size:.88rem; font-family: var(--ff-heading);
}

/* ============ PROCESS ============ */
.process{ padding: 100px 0; }
.process__steps{ display:grid; grid-template-columns: repeat(4,1fr); gap: 26px; }
.process__step{ position:relative; padding: 30px 24px; border-radius: var(--radius); border:1px solid var(--border); background: var(--surface); }
.process__step::after{
  content:''; position:absolute; top:36px; right:-13px; width:26px; height:1px; background: var(--border);
}
.process__steps .process__step:last-child::after{ display:none; }
.process__num{ display:inline-block; font-family: var(--ff-heading); font-size:.85rem; font-weight:700; color:#fff; background: linear-gradient(135deg,var(--primary),var(--accent)); padding:5px 12px; border-radius:999px; margin-bottom:16px; }
.process__step h3{ font-size:1.1rem; margin-bottom:.4em; }
.process__step p{ font-size:.88rem; }

/* ============ CTA BANNER ============ */
.cta-banner{ padding: 64px 0; background: linear-gradient(120deg, #1d4ed8, #0891b2); }
.cta-banner__inner{ display:flex; align-items:center; justify-content:space-between; gap:32px; flex-wrap:wrap; }
.cta-banner h2{ color:#fff; font-size:1.7rem; margin-bottom:.3em; }
.cta-banner p{ color: rgba(255,255,255,0.85); margin:0; }

/* ============ CONTACT ============ */
.contact{ padding: 100px 0; }
.contact__inner{ display:grid; grid-template-columns: .85fr 1.15fr; gap: 60px; }
.contact__info, .contact__form{ min-width:0; }
.hp-field{ position:absolute; left:-9999px; width:1px; height:1px; opacity:0; }
.info-item{ display:flex; gap:16px; align-items:flex-start; margin-bottom:22px; }
.info-item__icon{ flex-shrink:0; width:42px; height:42px; border-radius:11px; background: var(--surface); border:1px solid var(--border); color: var(--accent-light); display:flex; align-items:center; justify-content:center; }
.info-item__icon svg{ width:20px; height:20px; }
.info-item h4{ font-size:.95rem; margin-bottom:.2em; }
.info-item p{ font-size:.88rem; margin:0; }

.contact__form{ background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); padding: 34px; }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group{ margin-bottom: 18px; }
.form-group label{ display:block; font-size:.85rem; font-weight:600; margin-bottom:7px; color: var(--text-muted); }
.form-group input, .form-group select, .form-group textarea{
  width:100%; padding: 12px 14px; border-radius: var(--radius-sm); border:1px solid var(--border);
  background: var(--bg-alt); color:#fff; font-family: inherit; font-size:.92rem; transition: border-color .2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus{ outline:none; border-color: var(--primary); }
.form-group textarea{ resize:vertical; }
.form-status{ margin-top:14px; font-size:.88rem; text-align:center; min-height:1.2em; }
.form-status.is-success{ color: var(--success); }
.form-status.is-error{ color:#f87171; }

/* ============ FOOTER ============ */
.footer{ background: var(--bg-alt); border-top:1px solid var(--border); padding-top: 64px; }
.footer__inner{ display:grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 46px; }
.footer__brand p{ font-size:.9rem; margin-top:14px; max-width:280px; }
.footer h5{ color:#fff; font-size:.92rem; text-transform:uppercase; letter-spacing:.05em; margin-bottom:16px; }
.footer__col ul{ display:flex; flex-direction:column; gap:10px; }
.footer__col a{ font-size:.9rem; color: var(--text-muted); transition:color .2s; }
.footer__col a:hover{ color: var(--accent-light); }
.footer__col li{ font-size:.9rem; color: var(--text-muted); }
.footer__bottom{ border-top:1px solid var(--border); padding: 22px 24px; display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; }
.footer__bottom p{ font-size:.8rem; margin:0; color: var(--text-dim); }

/* ============ SCROLL TOP ============ */
.scroll-top{
  position:fixed; bottom:26px; right:26px; width:46px; height:46px; border-radius:50%;
  background: linear-gradient(135deg,var(--primary),var(--accent)); color:#fff;
  display:flex; align-items:center; justify-content:center; box-shadow: 0 10px 24px -6px rgba(37,99,235,.6);
  opacity:0; visibility:hidden; transform: translateY(10px); transition:.3s; z-index:90;
}
.scroll-top.is-visible{ opacity:1; visibility:visible; transform:none; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px){
  .hero__inner{ grid-template-columns:1fr; }
  .hero__media{ order:-1; max-width:520px; margin:0 auto 20px; }
  .hero__stats{ grid-template-columns: repeat(2,auto); row-gap:26px; }
  .why__inner, .contact__inner{ grid-template-columns:1fr; }
  .why__media{ order:-1; margin-bottom: 20px; }
  .services__grid{ grid-template-columns: repeat(2,1fr); }
  .process__steps{ grid-template-columns: repeat(2,1fr); }
  .process__step::after{ display:none; }
  .footer__inner{ grid-template-columns: 1fr 1fr; }
  .gallery__grid{ grid-template-columns: repeat(2,1fr); grid-auto-rows: 200px; }
}

@media (max-width: 760px){
  .nav{ position:fixed; top:66px; left:0; right:0; bottom:0; background: rgba(6,10,20,0.98); backdrop-filter: blur(10px); flex-direction:column; align-items:flex-start; gap:0; padding: 20px 24px; transform: translateX(100%); transition: transform .3s ease; overflow-y:auto; }
  .nav.is-open{ transform: translateX(0); }
  .nav__link{ width:100%; padding: 16px 0; border-bottom:1px solid var(--border); }
  .header__phone{ display:none; }
  .header__cta{ display:none; }
  .nav__cta{ display:inline-flex; width:100%; }
  .nav__toggle{ display:flex; }
  .header__actions{ gap:12px; }
  .btn--sm{ padding:8px 14px; font-size:.8rem; }
  .services__grid{ grid-template-columns: 1fr; }
  .gallery__grid{ grid-template-columns: 1fr 1fr; grid-auto-rows: 140px; }
  .process__steps{ grid-template-columns: 1fr; }
  .feature-list{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .cta-banner__inner{ flex-direction:column; text-align:center; }
  .footer__inner{ grid-template-columns: 1fr; gap:32px; }
  .footer__bottom{ flex-direction:column; text-align:center; }
  .hero{ padding-top:130px; }
  .hero__stats{ grid-template-columns: repeat(2,auto); gap:20px 30px; }
}