:root {
  --primary: #0d3b66;
  --primary-deep: #08294c;
  --primary-soft: #edf5ff;
  --accent: #4a90e2;
  --text: #1a2433;
  --muted: #5b6778;
  --border: #d9eafc;
  --white: #ffffff;
  --surface: #f6f9ff;
  --shadow: 0 18px 40px rgba(13, 59, 102, 0.12);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  direction: rtl;
  background: #f8fbff;
  color: var(--text);
  line-height: 1.7;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: 88px 0;
}

.alt-bg {
  background: linear-gradient(180deg, #f3f8ff 0%, #edf4ff 100%);
}

.eyebrow {
  display: inline-block;
  margin-bottom: 16px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-heading {
  margin-bottom: 36px;
  text-align: center;
}

.section-heading h2,
.page-hero h1,
.hero-copy h1 {
  margin: 0;
  color: var(--primary-deep);
  line-height: 1.3;
}

.section-heading h2 {
  font-size: clamp(2rem, 2vw + 1rem, 2.8rem);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(13, 59, 102, 0.08);
  backdrop-filter: blur(12px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 82px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 14px;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a {
  color: var(--text);
  font-weight: 600;
  transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--primary);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--white);
  padding: 10px 8px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--primary);
  margin: 5px auto;
  border-radius: 10px;
}

.hero {
  padding-top: 72px;
  background: linear-gradient(180deg, #f5f9ff 0%, #eef6ff 100%);
}

.hero-grid,
.why-us-grid,
.contact-grid,
.about-grid,
.service-layout {
  display: grid;
  gap: 34px;
  align-items: center;
}

.hero-grid {
  grid-template-columns: 1.1fr 0.9fr;
}

.hero-copy h1 {
  font-size: clamp(2.5rem, 3.2vw, 4.2rem);
  margin-bottom: 18px;
}

.hero-copy p {
  font-size: 1.06rem;
  color: var(--muted);
  max-width: 620px;
}

.cta-row,
.center-row,
.cta-actions,
.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-secondary {
  background: var(--white);
  border-color: var(--border);
  color: var(--primary);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  color: var(--primary);
  font-weight: 600;
}

.hero-meta li::before {
  content: "•";
  color: var(--accent);
  margin-left: 8px;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-visual img {
  width: min(100%, 540px);
  filter: drop-shadow(0 24px 44px rgba(13, 59, 102, 0.12));
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.large-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 28px 22px;
  box-shadow: 0 16px 30px rgba(13, 59, 102, 0.05);
}

.service-card h3 {
  margin: 18px 0 12px;
  color: var(--primary-deep);
  font-size: 1.4rem;
}

.service-card p,
.service-card li,
.feature-item p,
.step-card p,
.contact-card p,
.contact-detail-card p,
.about-grid p,
.service-content p,
.service-content li,
.portfolio-item p,
.faq-answer p {
  color: var(--muted);
}

.service-card a {
  color: var(--primary);
  font-weight: 700;
}

.icon-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  min-height: 72px;
  padding: 12px 16px;
  background: var(--primary-soft);
  border-radius: 18px;
  color: var(--primary);
  font-weight: 800;
}

.why-us-grid {
  grid-template-columns: 0.9fr 1.1fr;
}

.feature-list {
  display: grid;
  gap: 20px;
}

.feature-list.three-col {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-item {
  background: rgba(255,255,255,0.7);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px 20px;
}

.feature-item h3 {
  margin-top: 0;
  color: var(--primary-deep);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.step-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 26px 22px;
}

.step-card span {
  display: inline-flex;
  width: 52px;
  height: 52px;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 800;
}

.step-card h3 {
  margin: 18px 0 12px;
  color: var(--primary-deep);
}

.portfolio-preview,
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.portfolio-card,
.portfolio-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 12px 24px rgba(13, 59, 102, 0.04);
}

.portfolio-item.is-hidden {
  display: none;
}

.portfolio-thumb {
  height: 190px;
  background: linear-gradient(135deg, rgba(74, 144, 226, 0.6), rgba(13, 59, 102, 0.9));
}

.light-blue { background: linear-gradient(135deg, #e9f4ff, #dceeff); }
.deep-blue { background: linear-gradient(135deg, #0d3b66, #2d6ab8); }
.blue-white { background: linear-gradient(135deg, #e8f4ff, #ffffff); }
.soft-blue { background: linear-gradient(135deg, #d7e9ff, #f2f8ff); }
.azure { background: linear-gradient(135deg, #bfe0ff, #edf5ff); }
.slate { background: linear-gradient(135deg, #1d365a, #5a7bb2); }

.portfolio-card h3,
.portfolio-item h3 {
  margin: 18px 18px 8px;
  color: var(--primary-deep);
}

.portfolio-card p,
.portfolio-item p {
  margin: 0 18px 18px;
}

.faq-compact,
.faq-wrapper {
  max-width: 880px;
  margin: 0 auto;
}

.faq-list {
  display: grid;
  gap: 16px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--primary-deep);
  text-align: right;
  font-weight: 700;
  padding: 20px 22px;
  cursor: pointer;
}

.faq-answer {
  display: none;
  padding: 0 22px 20px;
}

.faq-item.active .faq-answer {
  display: block;
}

.cta-band {
  background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary) 100%);
  color: var(--white);
}

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cta-box h2 {
  margin: 0;
  color: var(--white);
}

.site-footer {
  background: #0f1d2f;
  color: rgba(255,255,255,0.9);
  padding-top: 56px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 24px;
  padding-bottom: 26px;
}

.footer-grid p,
.footer-grid li,
.footer-grid a,
.footer-bottom p {
  color: rgba(255,255,255,0.8);
}

.footer-grid h3 {
  margin-top: 0;
  margin-bottom: 18px;
  color: var(--white);
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 18px 0 32px;
}

.page-hero {
  padding: 108px 0 72px;
  background: linear-gradient(180deg, #eef6ff 0%, #f9fbff 100%);
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(2.2rem, 3vw, 3.5rem);
  margin: 0 0 16px;
}

.page-hero p {
  max-width: 760px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 1.08rem;
}

.narrow {
  max-width: 760px;
}

.service-page-hero {
  background: linear-gradient(180deg, #eaf3ff 0%, #f5f9ff 100%);
}

.service-layout {
  grid-template-columns: 1.5fr 0.75fr;
  align-items: start;
}

.service-content,
.info-card,
.contact-card,
.contact-detail-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 30px 24px;
  box-shadow: 0 12px 30px rgba(13, 59, 102, 0.04);
}

.service-content h2,
.contact-card h2,
.contact-detail-card h2 {
  color: var(--primary-deep);
  margin-top: 0;
}

.check-list,
.steps-list {
  display: grid;
  gap: 12px;
  padding-right: 20px;
  color: var(--text);
}

.check-list li::marker,
.steps-list li::marker {
  color: var(--primary);
}

.info-card h3 {
  margin-top: 0;
  color: var(--primary-deep);
}

.mini-cta {
  margin-top: 22px;
}

.about-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-grid {
  grid-template-columns: 1.2fr 0.8fr;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 18px;
}

.form-group {
  display: grid;
  gap: 8px;
}

.form-group label {
  font-weight: 700;
  color: var(--primary-deep);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #f9fbff;
  padding: 14px 16px;
  color: var(--text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid rgba(74,144,226,0.2);
  border-color: var(--accent);
}

.field-error {
  min-height: 18px;
  color: #c73b3b;
  font-size: 0.82rem;
}

.form-success {
  margin-top: 10px;
  color: #0f7a46;
  font-weight: 700;
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  line-height: 1.8;
}

.contact-list a {
  color: var(--primary);
  font-weight: 600;
}

.portfolio-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 28px;
}

.filter-btn {
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--primary);
  border-radius: 999px;
  padding: 10px 18px;
  cursor: pointer;
  font-weight: 700;
}

.filter-btn.active {
  background: var(--primary);
  color: var(--white);
}

@media (max-width: 960px) {
  .services-grid,
  .large-grid,
  .steps-grid,
  .portfolio-preview,
  .portfolio-grid,
  .footer-grid,
  .hero-grid,
  .why-us-grid,
  .contact-grid,
  .about-grid,
  .service-layout,
  .feature-list.three-col {
    grid-template-columns: 1fr 1fr;
  }

  .hero-grid,
  .why-us-grid,
  .contact-grid,
  .service-layout,
  .about-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 82px;
    display: none;
    background: rgba(255,255,255,0.97);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow);
    padding: 18px;
  }

  .main-nav.open {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .services-grid,
  .large-grid,
  .steps-grid,
  .portfolio-preview,
  .portfolio-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .cta-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .section {
    padding: 72px 0;
  }
}