:root {
  --navy: #0c2340;
  --blue: #0c6cb4;
  --green: #2aa866;
  --ice: #f3f8fb;
  --line: #d7e2ec;
  --text: #152033;
  --muted: #5a6878;
  --white: #ffffff;
  --wa: #2aa866;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Cairo", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 6vw;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.brand {
  display: flex;
  align-items: center;
}

.brand-logo {
  display: block;
  height: 86px;
  width: auto;
}

.nav {
  margin-inline-start: auto;
  margin-inline-end: 8px;
  display: flex;
  gap: 18px;
}

.nav a {
  color: var(--muted);
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 10px;
  font-weight: 700;
  border: 1px solid transparent;
}

.btn-wa,
.btn-primary {
  background: var(--wa);
  color: var(--white);
}

.btn:hover {
  filter: brightness(0.96);
}

.btn-ghost:hover {
  background: var(--ice);
}

.hero {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 36px;
  align-items: center;
  padding: 64px 6vw 40px;
  background:
    radial-gradient(circle at 20% 20%, #d9eefc 0%, transparent 42%),
    linear-gradient(180deg, #f7fbfe 0%, var(--white) 100%);
}

.eyebrow {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #e7f2fb;
  color: var(--blue);
  font-weight: 700;
  font-size: 13px;
}

.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.25;
  font-weight: 800;
  color: var(--navy);
}

.hero h1 em {
  font-style: normal;
  color: var(--blue);
}

.lead {
  max-width: 38ch;
  margin-top: 14px;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.hero-card {
  background: var(--navy);
  color: var(--white);
  border-radius: 20px;
  padding: 28px;
}

.hero-card-kicker {
  opacity: 0.7;
  font-size: 13px;
  font-weight: 700;
}

.hero-card h2 {
  margin: 6px 0 16px;
  font-size: 26px;
}

.hero-card ul {
  padding-inline-start: 18px;
  margin-bottom: 16px;
}

.hero-card-note {
  opacity: 0.82;
  font-size: 14px;
}

.photos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 8px 6vw 48px;
}

.photos figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: 16px;
}

.photos img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.photos img[alt="تكييف"] {
  object-position: center 42%;
}

.photos img[alt="صيانة تكييف"] {
  object-position: center 28%;
}

.photos img[alt="شمسية"] {
  object-position: center 40%;
}

.photos img[alt="إنذار حريق"] {
  object-position: center 35%;
}

.photos figcaption {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  margin: 0;
  padding: 28px 10px 10px;
  background: linear-gradient(transparent, rgba(12, 35, 64, 0.88));
  color: var(--white);
  text-align: center;
  font-weight: 700;
  font-size: 15px;
}

.section {
  padding: 28px 6vw 64px;
}

.section-head {
  margin-bottom: 22px;
}

.section-head h2 {
  color: var(--navy);
  font-size: 28px;
}

.section-head p {
  color: var(--muted);
}

.service-main {
  background: linear-gradient(135deg, #0c2340, #0c6cb4);
  color: var(--white);
  padding: 28px;
  border-radius: 18px;
  margin-bottom: 16px;
}

.service-main p {
  max-width: 60ch;
  opacity: 0.92;
}

.tag {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 700;
  opacity: 0.85;
}

.service-duct {
  background: #eef7fd;
  border: 1px solid #c5dff0;
  border-radius: 18px;
  padding: 24px 28px;
  margin-bottom: 16px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.service-grid .service {
  border: 1px solid var(--line);
  background: var(--ice);
  border-radius: 16px;
  padding: 20px;
}

.service h3 {
  margin-bottom: 6px;
  color: var(--navy);
}

.service-grid .service p {
  color: var(--muted);
  font-size: 15px;
}

.contact {
  background: var(--ice);
}

.contact-list {
  list-style: none;
  display: grid;
  gap: 12px;
  max-width: 520px;
}

.contact-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
}

.contact-list span {
  color: var(--muted);
  font-weight: 700;
}

.contact-list a {
  font-weight: 700;
  color: var(--blue);
}

.footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 28px 6vw 40px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
  border-top: 1px solid var(--line);
}

.footer-logo {
  height: 110px;
  width: auto;
}

@media (max-width: 1100px) {
  .photos,
  .service-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 860px) {
  .nav {
    display: none;
  }

  .brand-logo {
    height: 64px;
  }

  .hero,
  .service-grid {
    grid-template-columns: 1fr;
  }

  .service-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero {
    padding-top: 36px;
  }

  .lead {
    max-width: none;
  }

  .contact-list li {
    flex-direction: column;
    gap: 4px;
  }
}

@media (max-width: 520px) {
  .service-grid {
    grid-template-columns: 1fr;
  }
}