:root {
  --bg: #07111f;
  --bg-soft: #0c1729;
  --surface: rgba(255, 255, 255, 0.06);
  --surface-strong: rgba(255, 255, 255, 0.1);
  --border: rgba(255, 255, 255, 0.12);
  --text: #ecf3ff;
  --muted: #9fb0c9;
  --primary: #7c5cff;
  --primary-2: #00c2ff;
  --success: #39d98a;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
  --radius: 24px;
  --radius-sm: 16px;
  --container: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Vazirmatn", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(124, 92, 255, 0.18), transparent 25%),
    radial-gradient(circle at bottom left, rgba(0, 194, 255, 0.16), transparent 22%),
    linear-gradient(180deg, #06101d 0%, #091321 100%);
  color: var(--text);
  line-height: 1.85;
  overflow-x: hidden;
}

.site-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at center, black, transparent 85%);
  z-index: -1;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(92%, var(--container));
  margin-inline: auto;
}

.section {
  padding: 110px 0;
}

.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 46px;
}

.section-tag {
  display: inline-flex;
  padding: 8px 14px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.05);
  border-radius: 999px;
  color: #c6d7ff;
  font-size: 0.92rem;
  margin-bottom: 16px;
}

.section-head h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.35;
  margin-bottom: 14px;
}

.section-head p {
  color: var(--muted);
  font-size: 1rem;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 0%, #86a8ff 35%, #7c5cff 65%, #00c2ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(16px);
  background: rgba(5, 10, 20, 0.55);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.navbar {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

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

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: white;
  font-weight: 900;
  box-shadow: var(--shadow);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-text strong {
  font-size: 1rem;
}

.brand-text span {
  color: var(--muted);
  font-size: 0.8rem;
  direction: ltr;
  text-align: left;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-menu a {
  color: var(--text);
  position: relative;
  font-weight: 500;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -8px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--primary-2));
  transition: 0.3s ease;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 100%;
}

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

.menu-toggle {
  width: 52px;
  height: 52px;
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.06);
  border-radius: 16px;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  margin-inline: auto;
  transition: 0.3s ease;
}

.btn {
  border: none;
  outline: none;
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  border-radius: 16px;
  padding: 14px 22px;
  font-weight: 700;
  transition: 0.3s ease;
}

.btn-sm {
  padding: 12px 16px;
  font-size: 0.92rem;
}

.btn-primary {
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 10px 30px rgba(124, 92, 255, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.btn-secondary,
.btn-outline {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.05);
  color: var(--text);
}

.btn-secondary:hover,
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
}

.btn-full {
  width: 100%;
}

.hero {
  padding-top: 72px;
  min-height: calc(100vh - 84px);
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  color: #cfe0ff;
}

.hero-content h1 {
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  line-height: 1.2;
  margin-bottom: 20px;
  font-weight: 900;
}

.hero-text {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 700px;
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-stats {
  margin-top: 34px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.mini-stat {
  min-width: 140px;
  padding: 16px 18px;
  border-radius: 20px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
}

.mini-stat strong {
  display: block;
  font-size: 1.7rem;
  font-weight: 800;
  color: #fff;
}

.mini-stat span {
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-visual {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-card {
  position: relative;
  z-index: 2;
  width: min(100%, 430px);
  padding: 28px;
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255,255,255,0.11), rgba(255,255,255,0.05));
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.hero-badge {
  display: inline-block;
  margin-bottom: 16px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(57, 217, 138, 0.12);
  color: #8ff0bd;
  border: 1px solid rgba(57, 217, 138, 0.25);
  font-size: 0.9rem;
}

.hero-card h3 {
  font-size: 1.6rem;
  margin-bottom: 10px;
}

.hero-card p {
  color: var(--muted);
  margin-bottom: 22px;
}

.spec-list {
  display: grid;
  gap: 12px;
}

.spec-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
}

.spec-item span {
  color: var(--muted);
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(20px);
  opacity: 0.9;
}

.orb-1 {
  width: 220px;
  height: 220px;
  top: 40px;
  right: 20px;
  background: rgba(124, 92, 255, 0.35);
}

.orb-2 {
  width: 180px;
  height: 180px;
  left: 20px;
  bottom: 60px;
  background: rgba(0, 194, 255, 0.3);
}

.features,
.services,
.about,
.contact,
.products {
  position: relative;
}

.feature-grid,
.service-grid,
.product-grid {
  display: grid;
  gap: 24px;
}

.feature-grid {
  grid-template-columns: repeat(4, 1fr);
}

.feature-card,
.service-card,
.product-card,
.about-box,
.info-card,
.contact-form {
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.feature-card {
  padding: 28px;
  transition: 0.35s ease;
}

.feature-card:hover,
.product-card:hover,
.service-card:hover,
.info-card:hover {
  transform: translateY(-6px);
  border-color: rgba(124, 92, 255, 0.35);
}

.feature-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  font-size: 1.6rem;
  border-radius: 18px;
  background: rgba(255,255,255,0.08);
  margin-bottom: 18px;
}

.feature-card h3 {
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--muted);
}

.products-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 30px;
  align-items: center;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 260px;
}

.search-box input {
  width: 100%;
  height: 56px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  padding: 0 18px;
  outline: none;
}

.search-box input::placeholder {
  color: #9eb0c7;
}

.filter-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.filter-btn {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  padding: 12px 16px;
  border-radius: 14px;
  cursor: pointer;
  transition: 0.25s ease;
}

.filter-btn.active,
.filter-btn:hover {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  border-color: transparent;
}

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

.product-card {
  padding: 24px;
  transition: 0.35s ease;
}

.product-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.product-badge {
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(124, 92, 255, 0.14);
  color: #d9ccff;
  font-size: 0.85rem;
  border: 1px solid rgba(124, 92, 255, 0.24);
}

.product-icon {
  font-size: 2.2rem;
}

.product-card h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.product-card p {
  color: var(--muted);
  margin-bottom: 16px;
  min-height: 64px;
}

.product-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.product-meta span {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  color: #dce8ff;
  font-size: 0.84rem;
}

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

.service-card {
  padding: 30px;
  position: relative;
  overflow: hidden;
}

.service-number {
  font-size: 3rem;
  font-weight: 900;
  color: rgba(255,255,255,0.08);
  line-height: 1;
  margin-bottom: 10px;
}

.service-card h3 {
  margin-bottom: 10px;
}

.service-card p {
  color: var(--muted);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: center;
}

.about-content h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.35;
  margin: 14px 0 16px;
}

.about-content p {
  color: var(--muted);
  margin-bottom: 16px;
}

.about-box {
  padding: 30px;
}

.about-box h3 {
  margin-bottom: 18px;
}

.about-box ul {
  list-style: none;
  display: grid;
  gap: 14px;
}

.about-box li {
  position: relative;
  padding-right: 24px;
  color: #d8e4ff;
}

.about-box li::before {
  content: "✓";
  position: absolute;
  right: 0;
  color: var(--success);
  font-weight: 800;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: start;
}

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

.info-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 24px;
  transition: 0.3s ease;
}

.info-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(255,255,255,0.08);
  font-size: 1.4rem;
}

.info-card h3 {
  margin-bottom: 6px;
}

.info-card p {
  color: var(--muted);
}

.contact-form {
  padding: 26px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-size: 0.94rem;
  color: #dfe9ff;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  border-radius: 16px;
  padding: 14px 16px;
  outline: none;
  transition: 0.25s ease;
}

.field input:focus,
.field textarea:focus,
.search-box input:focus {
  border-color: rgba(124, 92, 255, 0.7);
  box-shadow: 0 0 0 4px rgba(124, 92, 255, 0.12);
}

.field input::placeholder,
.field textarea::placeholder {
  color: #90a2ba;
}

.form-note {
  margin-top: 14px;
  color: #9fdcbf;
  min-height: 28px;
}

.footer {
  padding: 26px 0 34px;
  border-top: 1px solid rgba(255,255,255,0.08);
  background: rgba(0,0,0,0.1);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  flex-wrap: wrap;
}

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

.scroll-top {
  position: fixed;
  left: 22px;
  bottom: 22px;
  width: 54px;
  height: 54px;
  border: none;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: 0.3s ease;
  z-index: 999;
}

.scroll-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay {
  transition-delay: 0.12s;
}

.floating {
  animation: floating 4.4s ease-in-out infinite;
}

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

.hidden-card {
  display: none !important;
}

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

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

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

  .hero-visual {
    min-height: auto;
  }
}

@media (max-width: 860px) {
  .nav-menu {
    position: absolute;
    top: calc(100% + 12px);
    right: 4%;
    left: 4%;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    border-radius: 24px;
    background: rgba(8, 16, 30, 0.96);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: 0.3s ease;
  }

  .nav-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .menu-toggle {
    display: flex;
  }

  .nav-actions .btn-outline {
    display: none;
  }
}

@media (max-width: 700px) {
  .section {
    padding: 84px 0;
  }

  .feature-grid,
  .service-grid,
  .product-grid,
  .form-row {
    grid-template-columns: 1fr;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-stats {
    flex-direction: column;
  }

  .products-toolbar {
    align-items: stretch;
  }

  .section-head {
    margin-bottom: 34px;
  }

  .navbar {
    min-height: 76px;
  }
}