:root {
  --ink: #142027;
  --muted: #5d6972;
  --line: #dbe4e8;
  --bg: #f7fafb;
  --panel: #ffffff;
  --dark: #10202a;
  --dark-2: #18323e;
  --accent: #0f8f9f;
  --accent-2: #2f6fed;
  --warm: #f5a623;
  --shadow: 0 22px 60px rgba(20, 32, 39, 0.13);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
body[dir="rtl"] { text-align: right; }
a { color: inherit; text-decoration: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(219, 228, 232, 0.9);
  backdrop-filter: blur(16px);
}
.brand { display: flex; align-items: center; gap: 11px; min-width: 210px; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 8px;
  font-weight: 800;
}
.brand strong, .brand small { display: block; line-height: 1.1; }
.brand small { color: var(--muted); font-size: 12px; margin-top: 3px; }
.main-nav { display: flex; gap: 22px; flex: 1; justify-content: center; font-size: 14px; color: #32424c; }
.main-nav a:hover { color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.language-select {
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 0 10px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border: 0;
  border-radius: 8px;
  color: #fff;
  background: var(--accent);
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(15, 143, 159, 0.24);
}
.btn-small { min-height: 38px; padding: 0 14px; font-size: 14px; }
.btn-ghost {
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: none;
}

.hero {
  min-height: calc(100vh - 72px);
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);
  padding: clamp(54px, 8vw, 104px) clamp(18px, 5vw, 72px) 42px;
  background:
    radial-gradient(circle at 80% 20%, rgba(47, 111, 237, 0.12), transparent 28%),
    linear-gradient(135deg, #ffffff 0%, #eef7f8 56%, #edf2f7 100%);
}
.hero-content h1 {
  max-width: 820px;
  margin: 0 0 20px;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}
.hero-content p { max-width: 640px; color: var(--muted); font-size: clamp(18px, 2vw, 22px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 650px;
  margin: 42px 0 0;
}
.proof-strip div {
  padding: 16px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(219, 228, 232, 0.86);
  border-radius: 8px;
}
.proof-strip dt { font-weight: 800; color: var(--dark); }
.proof-strip dd { margin: 4px 0 0; color: var(--muted); font-size: 14px; }
.hero-visual {
  min-height: 470px;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.device-stack {
  position: relative;
  width: min(100%, 570px);
  aspect-ratio: 1.08;
  border-radius: 8px;
  background: linear-gradient(145deg, #152a35, #254753);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.device-stack::before {
  content: "";
  position: absolute;
  inset: 7%;
  border: 1px solid rgba(255,255,255,0.13);
  border-radius: 8px;
}
.panel-pc {
  position: absolute;
  width: 56%;
  height: 43%;
  top: 12%;
  left: 10%;
  border: 11px solid #24323a;
  border-radius: 8px;
  background: linear-gradient(160deg, #173448, #1b706f);
  box-shadow: 18px 22px 36px rgba(0,0,0,0.24);
}
.panel-pc span { position: absolute; inset: 12%; border: 1px solid rgba(255,255,255,0.2); }
.panel-pc i { position: absolute; left: 46%; bottom: -50px; width: 52px; height: 50px; background: #2b3b42; }
.ipc-box {
  position: absolute;
  right: 11%;
  top: 28%;
  width: 42%;
  height: 24%;
  border-radius: 8px;
  background: linear-gradient(180deg, #e8eef0, #9aa9b0);
  box-shadow: 12px 18px 34px rgba(0,0,0,0.28);
  padding: 22px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.ipc-box b { height: 12px; background: #182b33; border-radius: 3px; }
.motion-rail {
  position: absolute;
  left: 9%;
  right: 9%;
  bottom: 24%;
  height: 22px;
  background: #ccd8dd;
  border-radius: 4px;
  box-shadow: 0 16px 24px rgba(0,0,0,0.2);
}
.motion-rail span { position: absolute; top: -18px; width: 72px; height: 58px; border-radius: 6px; background: #7f929b; }
.motion-rail span:nth-child(1) { left: 8%; }
.motion-rail span:nth-child(2) { left: 42%; background: #b9c6ca; }
.motion-rail span:nth-child(3) { right: 8%; }
.screw-line {
  position: absolute;
  left: 13%;
  right: 13%;
  bottom: 11%;
  height: 12px;
  border-radius: 12px;
  background: var(--warm);
  display: flex;
  justify-content: space-around;
  align-items: center;
}
.screw-line i { width: 22px; height: 22px; border: 4px solid #ffd27b; border-radius: 50%; }

.section { padding: clamp(62px, 8vw, 104px) clamp(18px, 5vw, 72px); }
.section-head { max-width: 820px; margin-bottom: 32px; }
.section h2 { margin: 0 0 14px; font-size: clamp(30px, 4vw, 48px); line-height: 1.08; letter-spacing: 0; }
.section p { color: var(--muted); font-size: 17px; }
.intro-band { background: #fff; }
.product-grid, .case-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.product-card, .case-grid article {
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.product-card h3, .case-grid h3 { margin: 18px 0 8px; font-size: 21px; line-height: 1.2; }
.catalog-section { background: #f7fafb; }
.catalog-groups {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.catalog-group {
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.catalog-group h3 {
  margin: 0 0 14px;
  font-size: 21px;
  line-height: 1.2;
}
.catalog-group ul {
  margin: 0;
  padding-left: 18px;
  color: #33434c;
}
body[dir="rtl"] .catalog-group ul { padding-left: 0; padding-right: 18px; }
.catalog-group li { margin: 8px 0; }
.catalog-group p {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 14px;
}
.icon-chip {
  display: grid;
  place-items: center;
  width: 46px;
  height: 40px;
  border-radius: 8px;
  color: #fff;
  background: var(--dark-2);
  font-size: 13px;
  font-weight: 800;
}
.split {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(360px, 1.12fr);
  gap: 44px;
  background: var(--dark);
  color: #fff;
}
.split p { color: #bdd0d7; }
.spec-list { display: grid; gap: 12px; }
.spec-list div {
  display: grid;
  grid-template-columns: 0.55fr 1fr;
  gap: 18px;
  padding: 18px;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
}
.spec-list span { color: #c7d7dc; }
.motion-section { background: #eef6f8; }
.motion-table { border: 1px solid var(--line); background: #fff; border-radius: 8px; overflow: hidden; }
.motion-table div {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 22px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
}
.motion-table div:last-child { border-bottom: 0; }
.cases { background: #fff; }
.rfq {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr);
  gap: 42px;
  align-items: start;
  background: linear-gradient(135deg, #eaf4f5, #fff);
}
.contact-lines { display: grid; gap: 10px; margin-top: 28px; font-weight: 700; color: var(--accent); }
.rfq-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.rfq-form label { display: grid; gap: 6px; color: #33434c; font-weight: 700; font-size: 14px; }
.rfq-form input, .rfq-form select, .rfq-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  font: inherit;
  color: var(--ink);
  background: #fbfdfe;
}
.full { grid-column: 1 / -1; }
.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 5vw, 72px);
  background: #0c171d;
  color: #c7d7dc;
}
.floating-whatsapp {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 30;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  color: #fff;
  background: #18a957;
  border-radius: 50%;
  font-weight: 900;
  box-shadow: 0 14px 34px rgba(24, 169, 87, 0.36);
}

@media (max-width: 980px) {
  .site-header { flex-wrap: wrap; }
  .main-nav { order: 3; width: 100%; overflow-x: auto; justify-content: flex-start; padding-bottom: 4px; }
  .hero, .split, .rfq { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-visual { min-height: 360px; }
  .product-grid, .case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalog-groups { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .site-header { gap: 12px; }
  .brand { min-width: auto; }
  .header-actions { width: 100%; justify-content: space-between; }
  .language-select { flex: 1; }
  .hero-content h1 { font-size: 40px; }
  .proof-strip, .product-grid, .case-grid, .rfq-form { grid-template-columns: 1fr; }
  .catalog-groups { grid-template-columns: 1fr; }
  .spec-list div, .motion-table div { grid-template-columns: 1fr; }
  .site-footer { flex-direction: column; }
  .hero-visual { display: none; }
}