/* ============================================================
   UA Development Services Ltd — Site Stylesheet
   Modern dark-tech theme
   ============================================================ */

:root {
  --bg: #0a0f1c;
  --bg-alt: #0d1526;
  --surface: #121b2e;
  --surface-alt: #16213a;
  --border: #223049;
  --text: #e7ecf5;
  --text-muted: #9aa9c2;
  --text-faint: #6b7a99;
  --accent: #22d3ee;
  --accent-2: #2563eb;
  --accent-gradient: linear-gradient(135deg, #22d3ee 0%, #2563eb 100%);
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 20px 45px -20px rgba(0, 0, 0, 0.6);
  --max-width: 1160px;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.1rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.25rem; }

p {
  margin: 0 0 16px;
  color: var(--text-muted);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--accent-gradient);
  display: inline-block;
}

section {
  padding: 88px 0;
}

.section-alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  max-width: 680px;
  margin-bottom: 48px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* ---------------- Buttons ---------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color .15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #061019;
  box-shadow: 0 12px 30px -10px rgba(37, 99, 235, 0.55);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px -10px rgba(37, 99, 235, 0.7);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------------- Header ---------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 15, 28, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}

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

.brand img {
  height: 42px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.main-nav a {
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color 0.15s ease, background 0.15s ease;
}

.main-nav a:hover {
  color: var(--text);
  background: var(--surface-alt);
}

.main-nav a.active {
  color: #061019;
  background: var(--accent-gradient);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 42px;
  height: 42px;
  color: var(--text);
  font-size: 1.3rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ---------------- Hero ---------------- */

.hero {
  position: relative;
  overflow: hidden;
  padding: 110px 0 100px;
}

.hero::before {
  content: "";
  position: absolute;
  top: -220px;
  right: -160px;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.22), transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -260px;
  left: -200px;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.22), transparent 70%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero h1 {
  color: #fff;
}

.hero h1 span {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lede {
  font-size: 1.12rem;
  max-width: 540px;
}

.hero-panel {
  background: linear-gradient(160deg, var(--surface), var(--surface-alt));
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  box-shadow: var(--shadow);
}

.hero-panel-row {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.hero-panel-row:last-child {
  border-bottom: none;
}

.hero-panel-icon {
  flex: none;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #061019;
  font-size: 1.05rem;
}

.hero-panel h4 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.hero-panel p {
  margin: 0;
  font-size: 0.92rem;
}

/* ---------------- Stat / trust strip ---------------- */

.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 44px 0;
}

.stat {
  text-align: center;
}

.stat .num {
  font-size: 2.1rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: block;
}

.stat .label {
  color: var(--text-muted);
  font-size: 0.88rem;
}

/* ---------------- Cards / grids ---------------- */

.grid {
  display: grid;
  gap: 28px;
}

.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.4);
  box-shadow: var(--shadow);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
  color: #061019;
}

.card h3 {
  color: #fff;
  margin-bottom: 10px;
}

.card p {
  margin-bottom: 0;
  font-size: 0.96rem;
}

.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.25);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

/* Service detail cards (Services page) */

.service-detail {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 22px;
  padding: 34px 0;
  border-bottom: 1px solid var(--border);
}

.service-detail:last-child {
  border-bottom: none;
}

.service-detail .num {
  font-size: 1rem;
  font-weight: 800;
  color: var(--accent);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-detail h3 {
  color: #fff;
  margin-bottom: 8px;
}

.service-detail ul {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 24px;
}

.service-detail li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding-left: 20px;
  position: relative;
}

.service-detail li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--accent-gradient);
}

.category-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 6px;
}

/* ---------------- CTA band ---------------- */

.cta-band {
  background: linear-gradient(120deg, #0e1a30, #14213d);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.cta-band h2 {
  color: #fff;
}

.cta-band p {
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-band .btn-row {
  justify-content: center;
}

/* ---------------- About page ---------------- */

.value-list {
  display: grid;
  gap: 18px;
}

.value-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.value-item .dot {
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-gradient);
  margin-top: 8px;
}

.value-item h4 {
  margin: 0 0 4px;
  color: #fff;
  font-size: 1.05rem;
}

.value-item p {
  margin: 0;
  font-size: 0.94rem;
}

.info-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.info-panel dt {
  color: var(--text-faint);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 18px;
}

.info-panel dt:first-child {
  margin-top: 0;
}

.info-panel dd {
  margin: 4px 0 0;
  color: var(--text);
  font-weight: 600;
}

/* ---------------- Contact page ---------------- */

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: start;
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  margin-bottom: 20px;
}

.contact-card h4 {
  color: #fff;
  margin-bottom: 6px;
}

.contact-card a {
  color: var(--accent);
  font-weight: 600;
}

.contact-card p {
  margin-bottom: 0;
}

form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.field {
  margin-bottom: 20px;
}

.field.full {
  grid-column: 1 / -1;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
}

input, select, textarea {
  width: 100%;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

textarea {
  resize: vertical;
  min-height: 130px;
}

.map-note {
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--text-faint);
}

/* ---------------- Footer ---------------- */

.site-footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 60px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr 0.9fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-brand img {
  height: 40px;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.92rem;
  max-width: 300px;
}

.footer-col h5 {
  color: #fff;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-col a, .footer-col address {
  display: block;
  font-style: normal;
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 10px;
  transition: color 0.15s ease;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-faint);
}

.footer-bottom nav {
  display: flex;
  gap: 18px;
}

.footer-bottom nav a:hover {
  color: var(--accent);
}

/* ---------------- Page hero (inner pages) ---------------- */

.page-hero {
  padding: 76px 0 60px;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -120px;
  width: 460px;
  height: 460px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.16), transparent 70%);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  color: #fff;
  margin-bottom: 12px;
}

.page-hero p {
  max-width: 620px;
  font-size: 1.05rem;
}

.breadcrumb {
  font-size: 0.85rem;
  color: var(--text-faint);
  margin-bottom: 18px;
}

.breadcrumb a:hover {
  color: var(--accent);
}

/* ---------------- Responsive ---------------- */

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  section { padding: 64px 0; }
  .main-nav {
    position: fixed;
    top: 72px;
    left: 16px;
    right: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    display: none;
    box-shadow: var(--shadow);
  }
  .main-nav.open { display: flex; }
  .main-nav a { text-align: center; }
  .nav-toggle { display: flex; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .service-detail { grid-template-columns: 1fr; }
  .service-detail ul { grid-template-columns: 1fr; }
  .stat-strip { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}