/* ===== RESET & VARIABLES ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --primary:       #0f172a;
  --secondary:     #1e40af;
  --accent:        #3b82f6;
  --accent-light:  #60a5fa;
  --cyan:          #06b6d4;
  --success:       #10b981;
  --warning:       #f59e0b;
  --white:         #ffffff;
  --gray-50:       #f8fafc;
  --gray-100:      #f1f5f9;
  --gray-200:      #e2e8f0;
  --gray-400:      #94a3b8;
  --gray-600:      #475569;
  --gray-800:      #1e293b;
  --gradient:      linear-gradient(135deg, #0f172a 0%, #1e3a8a 55%, #1e40af 100%);
  --grad-accent:   linear-gradient(135deg, #3b82f6, #06b6d4);
  --shadow-sm:     0 1px 3px rgba(0,0,0,.10);
  --shadow-md:     0 4px 16px rgba(0,0,0,.12);
  --shadow-lg:     0 8px 32px rgba(0,0,0,.16);
  --shadow-xl:     0 20px 60px rgba(0,0,0,.20);
  --radius:        12px;
  --radius-lg:     20px;
  --ease:          0.3s ease;
  --font:          'Inter', -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--gray-800);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ===== UTILITIES ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 96px 0; }

.badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: .09em; color: var(--accent);
  background: rgba(59,130,246,.1); padding: 6px 14px;
  border-radius: 100px; margin-bottom: 16px;
  border: 1px solid rgba(59,130,246,.2);
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800; color: var(--primary);
  line-height: 1.15; margin-bottom: 16px;
}

.section-sub {
  font-size: 17px; color: var(--gray-600);
  max-width: 600px; line-height: 1.7;
}

.section-hdr { text-align: center; margin-bottom: 64px; }
.section-hdr .section-sub { margin: 0 auto; }

/* ===== SCROLL ANIMATIONS ===== */
.anim       { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.anim-l     { opacity: 0; transform: translateX(-28px); transition: opacity .7s ease, transform .7s ease; }
.anim-r     { opacity: 0; transform: translateX(28px);  transition: opacity .7s ease, transform .7s ease; }
.anim.in, .anim-l.in, .anim-r.in { opacity: 1; transform: none; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px; border-radius: 9px;
  font-size: 14px; font-weight: 600;
  text-decoration: none; transition: all var(--ease);
  border: none; cursor: pointer; font-family: var(--font);
}
.btn-primary { background: var(--grad-accent); color: #fff; box-shadow: 0 4px 14px rgba(59,130,246,.38); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(59,130,246,.52); }
.btn-outline { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.35); }
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,.1); }
.btn-lg { padding: 14px 28px; font-size: 15px; border-radius: 10px; }

/* ===== NAVBAR ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 18px 0; transition: all var(--ease);
}
.nav.scrolled {
  background: rgba(15,23,42,.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 12px 0;
  box-shadow: 0 1px 0 rgba(255,255,255,.08);
}
.nav .container { display: flex; align-items: center; justify-content: space-between; }

.nav-brand { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.nav-logo   { width: 310px; height: 100px; flex-shrink: 0; }
.nav-brand-name { font-size: 17px; font-weight: 800; color: #fff; }
.nav-brand-name span {
  background: var(--grad-accent);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-links a {
  color: rgba(255,255,255,.78); text-decoration: none;
  font-size: 14px; font-weight: 500; padding: 8px 15px;
  border-radius: 8px; transition: all var(--ease);
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,.1); }

.nav-right { display: flex; align-items: center; gap: 12px; }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 8px;
}
.hamburger span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: all var(--ease); }

/* Mobile overlay menu */
.mob-menu {
  position: fixed; inset: 0; background: var(--primary); z-index: 999;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  transform: translateX(100%); transition: transform var(--ease);
}
.mob-menu.open { transform: none; }
.mob-menu a {
  color: #fff; text-decoration: none; font-size: 22px; font-weight: 700;
  padding: 12px 32px; border-radius: 12px; transition: background var(--ease);
}
.mob-menu a:hover { background: rgba(255,255,255,.1); }
.mob-close {
  position: absolute; top: 22px; right: 22px;
  background: none; border: none; color: #fff; font-size: 24px; cursor: pointer;
}

/* ===== HERO ===== */
.hero {
  background: var(--gradient); min-height: 100vh;
  display: flex; align-items: center;
  padding: 120px 0 80px; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute;
  top: -180px; right: -180px; width: 560px; height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,246,.17) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute;
  bottom: -120px; left: -120px; width: 420px; height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6,182,212,.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: center; position: relative; z-index: 1;
}

.hero-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.09);
  border: 1px solid rgba(255,255,255,.18);
  color: rgba(255,255,255,.9); padding: 8px 16px;
  border-radius: 100px; font-size: 13px; font-weight: 500;
  margin-bottom: 24px; backdrop-filter: blur(10px);
}
.hero-pill i { color: var(--accent-light); }

.hero-title {
  font-size: clamp(36px, 5vw, 62px); font-weight: 900;
  color: #fff; line-height: 1.06; margin-bottom: 24px;
  letter-spacing: -.02em;
}
.hero-title .hl {
  background: var(--grad-accent);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 17px; color: rgba(255,255,255,.72);
  line-height: 1.75; margin-bottom: 40px; max-width: 500px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-kpis {
  display: flex; flex-direction: column; gap: 10px; margin-top: 40px;
  padding-top: 32px; border-top: 1px solid rgba(255,255,255,.1);
}
.hero-feat { display: flex; align-items: center; }
.hero-kpi-lbl { font-size: 14px; color: rgba(255,255,255,.75); font-weight: 500; }

/* Dashboard mockup */
.hero-card {
  background: rgba(255,255,255,.09);
  backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-lg); padding: 24px; color: #fff;
}
.hero-card-hdr {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 20px; padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.hero-card-ico {
  width: 36px; height: 36px; background: var(--grad-accent);
  border-radius: 8px; display: flex; align-items: center;
  justify-content: center; font-size: 14px;
}
.hero-card-ttl { font-size: 14px; font-weight: 600; }
.hero-card-sub { font-size: 11px; color: rgba(255,255,255,.5); }

.metrics {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 16px;
}
.metric {
  background: rgba(255,255,255,.07); border-radius: 10px; padding: 14px;
}
.metric-val { font-size: 21px; font-weight: 700; margin-bottom: 2px; }
.metric-lbl { font-size: 11px; color: rgba(255,255,255,.5); }
.metric.blue  .metric-val { color: var(--accent-light); }
.metric.green .metric-val { color: #34d399; }
.metric.yel   .metric-val { color: #fbbf24; }
.metric.cyan  .metric-val { color: #22d3ee; }

.bar-chart { display: flex; gap: 6px; align-items: flex-end; height: 56px; }
.bar { flex: 1; border-radius: 4px 4px 0 0; background: rgba(59,130,246,.5); }
.bar:nth-child(2) { background: rgba(6,182,212,.55); }
.bar:nth-child(3) { background: rgba(59,130,246,.72); }
.bar:nth-child(4) { background: rgba(59,130,246,.42); }
.bar:nth-child(5) { background: rgba(6,182,212,.72); }
.bar:nth-child(6) { background: rgba(59,130,246,.65); }
.bar:nth-child(7) { background: rgba(6,182,212,.42); }

/* Floating notification cards */
.float-card {
  position: absolute; background: rgba(255,255,255,.97);
  border-radius: 12px; padding: 11px 15px;
  box-shadow: 0 8px 28px rgba(0,0,0,.28);
  display: flex; align-items: center; gap: 10px;
  animation: floatAnim 4s ease-in-out infinite;
}
.float-card.fc1 { bottom: -18px; left: -36px; animation-delay: 0s; }
.float-card.fc2 { top: 28px;    right: -28px; animation-delay: 2s; }
.float-ico {
  width: 34px; height: 34px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center; font-size: 14px;
}
.float-ico.g { background: #dcfce7; color: #16a34a; }
.float-ico.b { background: #dbeafe; color: #2563eb; }
.float-txt { font-size: 12px; font-weight: 700; color: var(--primary); }
.float-sub { font-size: 11px; color: var(--gray-600); }

@keyframes floatAnim {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

/* ===== TRUST BAR ===== */
.trust {
  padding: 52px 0;
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}
.trust-lbl {
  text-align: center; font-size: 12px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--gray-400); margin-bottom: 36px;
}
.trust-stats {
  display: flex; justify-content: center; gap: 72px; flex-wrap: wrap;
}
.trust-stat { text-align: center; }
.trust-lbl2 { font-size: 14px; color: var(--gray-600); font-weight: 500; }

/* ===== ABOUT ===== */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}
.about-img-wrap { position: relative; }
.about-img-box {
  width: 100%; border-radius: var(--radius-lg);
  background: var(--gradient); aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.about-img-box i { font-size: 90px; opacity: .18; color: #fff; }
.about-img-bar {
  position: absolute; bottom: 20px; left: 20px; right: 20px;
  background: rgba(255,255,255,.14); backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.2); border-radius: 10px;
  padding: 14px 16px; color: #fff;
}
.about-img-dot { width: 8px; height: 8px; border-radius: 50%; background: #10b981; }
.about-badge {
  position: absolute; top: -18px; right: -18px;
  background: var(--grad-accent); color: #fff;
  width: 82px; height: 82px; border-radius: 50%;
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; font-size: 11px; font-weight: 700;
  text-align: center; box-shadow: 0 8px 24px rgba(59,130,246,.4);
}

.about-content .section-title,
.about-content .section-sub { text-align: left; }
.about-content .section-sub { margin: 0 0 8px; }

.about-feats {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 16px; margin-top: 32px;
}
.about-feat { display: flex; align-items: flex-start; gap: 12px; }
.about-feat-ico {
  width: 40px; height: 40px; flex-shrink: 0;
  background: rgba(59,130,246,.1); border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 15px;
}
.about-feat-ttl { font-size: 14px; font-weight: 600; color: var(--primary); }
.about-feat-txt { font-size: 13px; color: var(--gray-600); }

/* ===== SERVICES ===== */
.services { background: var(--gray-50); }
.srv-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.srv-card {
  background: #fff; border-radius: var(--radius); padding: 30px;
  border: 1px solid var(--gray-200); transition: all var(--ease); cursor: default;
}
.srv-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(59,130,246,.28); }
.srv-ico {
  width: 54px; height: 54px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 18px;
  background: rgba(59,130,246,.1); color: var(--accent);
}
.srv-card:nth-child(2) .srv-ico { background: rgba(6,182,212,.1);  color: var(--cyan); }
.srv-card:nth-child(3) .srv-ico { background: rgba(16,185,129,.1); color: var(--success); }
.srv-card:nth-child(4) .srv-ico { background: rgba(245,158,11,.1); color: var(--warning); }
.srv-card:nth-child(5) .srv-ico { background: rgba(139,92,246,.1); color: #8b5cf6; }
.srv-card:nth-child(6) .srv-ico { background: rgba(239,68,68,.1);  color: #ef4444; }
.srv-ttl { font-size: 16px; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.srv-txt { font-size: 14px; color: var(--gray-600); line-height: 1.6; }

/* ===== PRODUCTS ===== */
.products { background: #fff; }

/* Featured product — horizontal card */
.prod-featured {
  display: grid; grid-template-columns: 1fr 1.2fr;
  border-radius: var(--radius-lg); overflow: hidden;
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 4px rgba(59,130,246,.1), var(--shadow-xl);
  margin-bottom: 48px;
}

.prod-feat-left {
  background: var(--gradient); padding: 48px 40px;
  color: #fff; display: flex; flex-direction: column;
  position: relative; overflow: hidden;
}
.prod-feat-left::before {
  content: ''; position: absolute; top: -60px; right: -60px;
  width: 220px; height: 220px; border-radius: 50%;
  background: rgba(255,255,255,.05); pointer-events: none;
}

.feat-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.25);
  color: #fff; font-size: 11px; font-weight: 700; padding: 5px 12px;
  border-radius: 100px; text-transform: uppercase; letter-spacing: .06em;
  margin-bottom: 28px; width: fit-content;
}
.feat-logo {
  width: 60px; height: 60px; background: rgba(255,255,255,.15);
  border-radius: 16px; display: flex; align-items: center;
  justify-content: center; font-size: 26px; margin-bottom: 18px;
  border: 1px solid rgba(255,255,255,.2);
}
.feat-name { font-size: 36px; font-weight: 900; margin-bottom: 10px; letter-spacing: -.02em; }
.feat-tag  { font-size: 15px; color: rgba(255,255,255,.68); line-height: 1.5; margin-bottom: 36px; flex: 1; }

.prod-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 28px; background: #fff;
  color: var(--secondary); border-radius: 10px; font-size: 15px; font-weight: 700;
  text-decoration: none; transition: all var(--ease);
  box-shadow: 0 4px 14px rgba(0,0,0,.2);
}
.prod-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.28); }
.prod-url {
  display: flex; align-items: center; gap: 5px;
  font-size: 12px; color: rgba(255,255,255,.5); margin-top: 12px;
}

.prod-feat-right {
  background: #fff; padding: 48px 40px;
  display: flex; flex-direction: column; justify-content: center;
}
.prod-desc {
  font-size: 15px; color: var(--gray-600);
  line-height: 1.72; margin-bottom: 28px;
}
.prod-feats {
  list-style: none; display: grid;
  grid-template-columns: 1fr 1fr; gap: 12px;
}
.prod-feat { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 500; color: var(--gray-800); }
.prod-feat i { color: var(--success); font-size: 13px; }

/* Systems catalog grid — add new sys-card for each new system */
.sys-section-ttl {
  font-size: 20px; font-weight: 700; color: var(--primary);
  margin-bottom: 24px; padding-bottom: 16px;
  border-bottom: 2px solid var(--gray-100);
  display: flex; align-items: center; gap: 10px;
}
.sys-section-ttl::before {
  content: ''; display: block; width: 4px; height: 24px;
  background: var(--grad-accent); border-radius: 2px;
}

.sys-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.sys-card {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--gray-200); transition: all var(--ease);
  background: #fff; display: flex; flex-direction: column;
}
.sys-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: rgba(59,130,246,.25); }

.sys-hdr {
  padding: 28px 24px 22px;
  background: var(--gradient); color: #fff;
  position: relative; overflow: hidden;
}
.sys-hdr::after {
  content: ''; position: absolute; bottom: -30px; right: -30px;
  width: 100px; height: 100px; border-radius: 50%;
  background: rgba(255,255,255,.06); pointer-events: none;
}
/* Color variants for different systems */
.sys-hdr.green-hdr  { background: linear-gradient(135deg, #064e3b 0%, #065f46 60%, #047857 100%); }
.sys-hdr.purple-hdr { background: linear-gradient(135deg, #1e1b4b 0%, #3730a3 60%, #4f46e5 100%); }
.sys-hdr.orange-hdr { background: linear-gradient(135deg, #431407 0%, #9a3412 60%, #c2410c 100%); }
.sys-hdr.rose-hdr   { background: linear-gradient(135deg, #4c0519 0%, #9f1239 60%, #be123c 100%); }

.sys-ico {
  width: 46px; height: 46px; background: rgba(255,255,255,.15);
  border-radius: 12px; display: flex; align-items: center;
  justify-content: center; font-size: 20px; margin-bottom: 12px;
  border: 1px solid rgba(255,255,255,.2);
}
.sys-name { font-size: 20px; font-weight: 800; margin-bottom: 4px; }
.sys-tag  { font-size: 13px; color: rgba(255,255,255,.62); line-height: 1.45; }

.sys-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.sys-desc {
  font-size: 14px; color: var(--gray-600);
  line-height: 1.65; margin-bottom: 18px; flex: 1;
}
.sys-feats {
  list-style: none; display: flex; flex-direction: column;
  gap: 8px; margin-bottom: 22px;
}
.sys-feats li {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 500; color: var(--gray-800);
}
.sys-feats li i { color: var(--success); font-size: 11px; flex-shrink: 0; }

.sys-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 12px 20px; background: var(--grad-accent);
  color: #fff; border-radius: 9px; font-size: 14px; font-weight: 600;
  text-decoration: none; transition: all var(--ease);
  box-shadow: 0 4px 12px rgba(59,130,246,.28);
}
.sys-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(59,130,246,.45); }
.sys-btn.green-btn {
  background: linear-gradient(135deg, #10b981, #06b6d4);
  box-shadow: 0 4px 12px rgba(16,185,129,.28);
}
.sys-btn.green-btn:hover { box-shadow: 0 8px 20px rgba(16,185,129,.45); }

/* ===== CTA STRIP ===== */
.cta-strip {
  background: var(--gradient); padding: 96px 0;
  text-align: center; position: relative; overflow: hidden;
}
.cta-strip::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(59,130,246,.22) 0%, transparent 65%);
  pointer-events: none;
}
.cta-title { font-size: clamp(28px,4vw,46px); font-weight: 800; color: #fff; margin-bottom: 14px; position: relative; }
.cta-sub { font-size: 17px; color: rgba(255,255,255,.68); margin-bottom: 40px; position: relative; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; position: relative; }

/* ===== CONTACT ===== */
.contact { background: var(--gray-50); }
.contact-center { max-width: 760px; margin: 0 auto; text-align: center; }
.contact-center .section-title,
.contact-center .section-sub { text-align: center; }
.contact-center .section-sub { margin: 0 auto; }

.contact-cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px; margin-top: 48px;
}
.contact-card {
  background: #fff; border-radius: var(--radius);
  padding: 28px 20px; text-align: center;
  border: 1px solid var(--gray-200); box-shadow: var(--shadow-sm);
  transition: all var(--ease);
}
.contact-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(59,130,246,.25); }

.contact-card-ico {
  width: 52px; height: 52px; border-radius: 14px;
  background: rgba(59,130,246,.1); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin: 0 auto 16px;
}
.contact-card:nth-child(2) .contact-card-ico { background: rgba(6,182,212,.1);   color: var(--cyan); }
.contact-card:nth-child(3) .contact-card-ico { background: rgba(16,185,129,.1);  color: var(--success); }
.contact-card:nth-child(4) .contact-card-ico { background: rgba(245,158,11,.1);  color: var(--warning); }

.contact-card-lbl {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .07em; color: var(--gray-400); margin-bottom: 6px;
}
.contact-card-val { font-size: 14px; font-weight: 600; color: var(--primary); overflow-wrap: break-word; word-break: break-word; }
.contact-card-val a { color: inherit; text-decoration: none; transition: color var(--ease); font-size: 13px; }
.contact-card-val a:hover { color: var(--accent); }

.socials { display: flex; gap: 10px; margin-top: 36px; justify-content: center; }
.soc-link {
  width: 42px; height: 42px; background: #fff;
  border: 1px solid var(--gray-200); border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--gray-600); text-decoration: none; font-size: 15px;
  transition: all var(--ease);
}
.soc-link:hover { background: var(--accent); border-color: var(--accent); color: #fff; transform: translateY(-2px); }

/* ===== FOOTER ===== */
.footer { background: var(--primary); padding: 64px 0 32px; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 48px;
}
.footer-logo { display: flex; align-items: center; gap: 11px; margin-bottom: 16px; }
.footer-logo img { width: 38px; height: 38px; flex-shrink: 0; }
.footer-logo-name { font-size: 17px; font-weight: 800; color: #fff; }
.footer-desc { font-size: 14px; color: rgba(255,255,255,.45); line-height: 1.7; margin-bottom: 22px; }
.footer-socials { display: flex; gap: 10px; }
.fsoc {
  width: 34px; height: 34px; background: rgba(255,255,255,.1); border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.55); text-decoration: none; font-size: 13px; transition: all var(--ease);
}
.fsoc:hover { background: var(--accent); color: #fff; }

.footer-col-ttl {
  font-size: 12px; font-weight: 700; color: #fff;
  text-transform: uppercase; letter-spacing: .08em; margin-bottom: 18px;
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,.46); text-decoration: none; font-size: 14px; transition: color var(--ease); }
.footer-links a:hover { color: rgba(255,255,255,.9); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1); padding-top: 28px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 14px;
}
.footer-copy { font-size: 13px; color: rgba(255,255,255,.3); }
.footer-legal { display: flex; gap: 22px; }
.footer-legal a { font-size: 13px; color: rgba(255,255,255,.3); text-decoration: none; transition: color var(--ease); }
.footer-legal a:hover { color: rgba(255,255,255,.7); }

/* ===== SCROLL-TOP BTN ===== */
.scroll-top-btn {
  position: fixed; bottom: 22px; right: 22px;
  width: 46px; height: 46px; background: var(--grad-accent);
  border: none; border-radius: 12px; color: #fff; font-size: 17px;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(59,130,246,.4);
  transition: all var(--ease); opacity: 0; pointer-events: none; z-index: 100;
}
.scroll-top-btn.show { opacity: 1; pointer-events: auto; }
.scroll-top-btn:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(59,130,246,.55); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .nav-links, .nav-right .btn { display: none; }
  .hamburger { display: flex; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { display: none; }
  .hero-kpis { gap: 22px; flex-wrap: wrap; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-img-wrap { display: none; }
  .srv-grid { grid-template-columns: 1fr; }
  .prod-featured { grid-template-columns: 1fr; }
  .prod-feat-left  { padding: 36px 28px; }
  .prod-feat-right { padding: 36px 28px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .trust-stats { gap: 32px; }
  .about-feats { grid-template-columns: 1fr; }
  .prod-feats  { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .sys-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: 1fr 1fr; }
}