/* ===== Variables ===== */
:root {
  --color-bg: #0a0a0a;
  --color-bg-elevated: #111111;
  --color-bg-card: #1a1a1a;
  --color-surface: #222222;
  --color-border: rgba(212, 175, 55, 0.15);
  --color-text: #f0f0f0;
  --color-text-muted: #a0a0a0;
  --color-gold: #D4AF37;
  --color-gold-light: #E8C547;
  --color-silver: #C0C0C0;
  --color-primary: #D4AF37;
  --color-primary-light: #E8C547;
  --color-accent: #C0C0C0;
  --color-accent-2: #A8A8A8;
  --gradient-primary: linear-gradient(135deg, #D4AF37 0%, #E8C547 40%, #C0C0C0 100%);
  --gradient-glow: radial-gradient(ellipse at 50% 0%, rgba(212, 175, 55, 0.2) 0%, transparent 60%);
  --font-ar: 'IBM Plex Sans Arabic', sans-serif;
  --font-en: 'Outfit', sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 80px;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-ar);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

html[lang="en"] body {
  font-family: var(--font-en);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

img {
  max-width: 100%;
  height: auto;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ===== Typography ===== */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section {
  padding: 5rem 0;
}

.section-header {
  margin-bottom: 3rem;
}

.section-header.center {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: 3rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.35);
}

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

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

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn-block {
  width: 100%;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  inset-inline: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.header.scrolled {
  background: rgba(10, 14, 23, 0.95);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  transition: opacity var(--transition);
}

.logo:hover .logo-img {
  opacity: 0.9;
}

.logo-footer .logo-img {
  height: 72px;
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-menu a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.nav-menu a:hover {
  color: var(--color-primary-light);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-toggle {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition);
}

.lang-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-light);
}

html[lang="ar"] .lang-en,
html[lang="en"] .lang-ar {
  display: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(212, 175, 55, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 175, 55, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 60%;
  background: var(--gradient-glow);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-block: 4rem;
}

.hero-logo {
  width: min(320px, 85vw);
  height: auto;
  margin-bottom: 0.5rem;
  filter: drop-shadow(0 8px 32px rgba(212, 175, 55, 0.25));
}

.hero-slogan {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-silver);
  margin-bottom: 1.25rem;
}

.hero-badge {
  display: inline-block;
  padding: 0.35rem 1rem;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gold-light);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.hero-title span {
  display: block;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.stat-num {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text p {
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.about-features {
  margin-top: 2rem;
}

.about-features li {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}

.about-features li:last-child {
  border-bottom: none;
}

.feature-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.about-features strong {
  display: block;
  margin-bottom: 0.25rem;
}

.about-features span {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.code-block {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.code-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0.75rem 1rem;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.code-header span:nth-child(1) { background: #ef4444; width: 10px; height: 10px; border-radius: 50%; }
.code-header span:nth-child(2) { background: #eab308; width: 10px; height: 10px; border-radius: 50%; }
.code-header span:nth-child(3) { background: #22c55e; width: 10px; height: 10px; border-radius: 50%; }

.code-filename {
  margin-inline-start: auto;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.code-block pre {
  padding: 1.5rem;
  overflow-x: auto;
  font-size: 0.9rem;
  line-height: 1.6;
}

.code-keyword { color: #c678dd; }
.code-var { color: #61afef; }
.code-prop { color: #e5c07b; }
.code-string { color: #98c379; }
.code-bool { color: #d19a66; }

/* ===== Services ===== */
.services {
  background: var(--color-bg-elevated);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(212, 175, 55, 0.35);
  box-shadow: var(--shadow-card);
}

.service-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== Activities ===== */
.activities-list {
  display: grid;
  gap: 0.75rem;
}

.activity-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.25rem 1.5rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}

.activity-item:hover {
  border-color: rgba(212, 175, 55, 0.3);
}

.activity-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
}

.activity-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== CTA ===== */
.cta-box {
  text-align: center;
  padding: 4rem 2rem;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.12) 0%, rgba(192, 192, 192, 0.08) 50%, rgba(212, 175, 55, 0.06) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.cta-box h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 1rem;
}

.cta-box p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  max-width: 500px;
  margin-inline: auto;
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

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

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--color-text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.info-card {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.info-icon {
  font-size: 1.5rem;
}

.info-card strong {
  display: block;
  margin-bottom: 0.25rem;
}

.info-card a,
.info-card span {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.info-card a:hover {
  color: var(--color-primary-light);
}

/* ===== Footer ===== */
.footer {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  padding-top: 4rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.footer-brand p {
  margin-top: 1rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  max-width: 280px;
}

.footer-links h4,
.footer-services h4 {
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.footer-links ul li,
.footer-services ul li {
  margin-bottom: 0.5rem;
}

.footer-links a,
.footer-services li {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer-links a:hover {
  color: var(--color-primary-light);
}

.footer-bottom {
  padding: 1.5rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 2rem;
  inset-inline: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-primary);
  color: #fff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  z-index: 2000;
  opacity: 0;
  transition: all var(--transition);
  box-shadow: var(--shadow-card);
}

html[dir="rtl"] .toast {
  transform: translateX(50%) translateY(100px);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

html[dir="rtl"] .toast.show {
  transform: translateX(50%) translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .about-visual {
    order: -1;
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu,
  .nav-actions .btn-primary {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav.open .nav-menu {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-height);
    inset-inline: 0;
    background: var(--color-bg-elevated);
    padding: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    gap: 1rem;
  }

  .nav.open .nav-actions {
    position: absolute;
    top: calc(var(--header-height) + 220px);
    inset-inline: 1.5rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand p {
    margin-inline: auto;
  }
}