/* ═══════════════════════════════════════════
   DYR Website · style.css
   Premium Dark-Mode Design System
═══════════════════════════════════════════ */

/* ── Variables ───────────────────────── */
:root {
  --amber:       #f0932b;
  --amber-light: #ffbe76;
  --amber-deep:  #e67e22;
  --blue:        #2563EB;
  --blue-dark:   #1e40af;
  --navy:        #0F172A;
  --navy-mid:    #1E293B;
  --navy-light:  #273549;
  --slate:       #334155;
  --muted:       #64748B;
  --subtle:      #94A3B8;
  --dim:         #CBD5E1;
  --light:       #E2E8F0;
  --white:       #FFFFFF;
  --green:       #10b981;
  --red:         #ef4444;
  --purple:      #8b5cf6;
  --radius:      16px;
  --radius-sm:   10px;
  --radius-lg:   24px;
  --transition:  0.25s ease;
  --shadow:      0 4px 24px rgba(0,0,0,0.25);
  --shadow-lg:   0 12px 48px rgba(0,0,0,0.4);
  --navbar-h:    72px;
}

/* ── Reset ───────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--navy);
  color: var(--light);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── Typography ──────────────────────── */
h1, h2, h3, h4 { font-weight: 800; line-height: 1.2; }

/* ── Scrollbar ───────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--navy-mid); }
::-webkit-scrollbar-thumb { background: var(--slate); border-radius: 3px; }

/* ════════════════════════════════════════
   NAVBAR
════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--navbar-h);
  z-index: 1000;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow); }

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  gap: 24px;
}

.nav-logo { display: flex; align-items: center; }
.logo-mark {
  font-family: 'Inter', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--white);
}
.logo-mark span { color: var(--amber); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.nav-link {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--subtle);
  transition: all var(--transition);
  cursor: pointer;
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,0.06);
}
.nav-link.active { color: var(--amber); }

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

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  background: var(--amber);
  color: var(--navy);
  font-weight: 700;
  font-size: 0.88rem;
  transition: all var(--transition);
}
.btn-cta:hover {
  background: var(--amber-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(240,147,43,0.35);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--light);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ════════════════════════════════════════
   PAGE SYSTEM
════════════════════════════════════════ */
.page {
  display: none;
  padding-top: var(--navbar-h);
  min-height: 100vh;
  animation: fadeInUp 0.4s ease;
}
.page.active { display: block; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ════════════════════════════════════════
   BUTTONS
════════════════════════════════════════ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  background: var(--amber);
  color: var(--navy);
  font-weight: 700;
  font-size: 0.95rem;
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}
.btn-primary:hover {
  background: var(--amber-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(240,147,43,0.4);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.07);
  color: var(--light);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  border: 1.5px solid rgba(255,255,255,0.12);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-2px);
}
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--light);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid rgba(255,255,255,0.2);
  transition: all var(--transition);
}
.btn-ghost:hover {
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.04);
}
.btn-large { padding: 18px 38px; font-size: 1.05rem; }

/* ════════════════════════════════════════
   SECTION COMMONS
════════════════════════════════════════ */
.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  background: rgba(240,147,43,0.12);
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--white);
  margin-bottom: 16px;
}
.section-desc {
  color: var(--subtle);
  font-size: 1.05rem;
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ════════════════════════════════════════
   HERO
════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: calc(100vh - var(--navbar-h));
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 32px;
  overflow: hidden;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
}
.orb-1 { width: 500px; height: 500px; background: rgba(240,147,43,0.12); top: -100px; right: -80px; }
.orb-2 { width: 400px; height: 400px; background: rgba(37,99,235,0.1); bottom: -50px; left: -80px; }
.orb-3 { width: 250px; height: 250px; background: rgba(139,92,246,0.08); top: 40%; left: 40%; }

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid rgba(240,147,43,0.25);
  background: rgba(240,147,43,0.07);
  color: var(--amber);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 28px;
}
.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--amber);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.15;
}
.hero-accent { color: var(--amber); }

.hero-subtitle {
  color: var(--subtle);
  font-size: 1.1rem;
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}
.hero-stat { text-align: center; }
.stat-number {
  font-size: 2rem;
  font-weight: 900;
  color: var(--amber);
  display: block;
}
.stat-label { font-size: 0.8rem; color: var(--muted); font-weight: 500; }
.hero-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.1); }

/* Hero Visual */
.hero-visual {
  position: relative;
  z-index: 1;
}
.hero-screenshot-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: var(--shadow-lg);
}
.screen-glow {
  position: absolute;
  inset: -1px;
  background: linear-gradient(135deg, rgba(240,147,43,0.2), rgba(37,99,235,0.1));
  border-radius: inherit;
  z-index: 0;
  pointer-events: none;
}
.hero-screenshot {
  width: 100%;
  display: block;
  border-radius: inherit;
  position: relative;
  z-index: 1;
  min-height: 280px;
  object-fit: cover;
  background: var(--navy-mid);
}

/* Floating cards */
.floating-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: var(--radius);
  background: rgba(30, 41, 59, 0.9);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  animation: floatCard 4s ease-in-out infinite;
  z-index: 5;
}
.floating-card .fc-icon { font-size: 1.5rem; }
.fc-value { font-size: 1.1rem; font-weight: 800; color: var(--white); }
.fc-label { font-size: 0.7rem; color: var(--muted); font-weight: 500; }
.card-f1 { bottom: 20%; left: -40px; animation-delay: 0s; }
.card-f2 { top: 15%; right: -30px; animation-delay: 1.3s; }
.card-f3 { bottom: 5%; right: 10%; animation-delay: 2.6s; }

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ════════════════════════════════════════
   FEATURES SECTION
════════════════════════════════════════ */
.features-section { padding: 120px 0; }

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

.feature-card {
  background: var(--navy-mid);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  cursor: default;
}
.feature-card:hover {
  border-color: rgba(240,147,43,0.2);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}

.feature-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--ic) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--ic) 30%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.feature-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.feature-desc {
  font-size: 0.88rem;
  color: var(--subtle);
  line-height: 1.65;
  margin-bottom: 18px;
}
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.feature-list li {
  font-size: 0.82rem;
  color: var(--muted);
  padding-left: 16px;
  position: relative;
}
.feature-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--amber);
  font-size: 0.75rem;
}

/* ════════════════════════════════════════
   PLATFORMS SECTION
════════════════════════════════════════ */
.platforms-section { padding: 100px 0; background: rgba(255,255,255,0.01); }

.platforms-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.platform-card {
  flex: 1;
  min-width: 280px;
  max-width: 420px;
  background: var(--navy-mid);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  transition: all var(--transition);
}
.platform-card:hover {
  border-color: rgba(240,147,43,0.25);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.platform-icon { font-size: 3.5rem; margin-bottom: 20px; }
.platform-name { font-size: 1.3rem; font-weight: 800; color: var(--white); margin-bottom: 12px; }
.platform-desc { color: var(--subtle); font-size: 0.9rem; line-height: 1.65; margin-bottom: 20px; }
.platform-tags { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.ptag {
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 0.75rem;
  color: var(--dim);
  font-weight: 500;
}
.platform-divider {
  font-size: 2rem;
  font-weight: 900;
  color: var(--amber);
  opacity: 0.6;
}

.cloud-banner {
  display: flex;
  align-items: center;
  gap: 24px;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(240,147,43,0.08));
  border: 1px solid rgba(37,99,235,0.2);
  border-radius: var(--radius-lg);
  padding: 28px 36px;
  flex-wrap: wrap;
}
.cloud-icon { font-size: 2.5rem; flex-shrink: 0; }
.cloud-title { font-size: 1.1rem; font-weight: 800; color: var(--white); margin-bottom: 4px; }
.cloud-desc { color: var(--subtle); font-size: 0.9rem; flex: 1; }
.cloud-badge {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: rgba(16,185,129,0.12);
  border: 1px solid rgba(16,185,129,0.2);
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
}

/* ════════════════════════════════════════
   GALLERY SECTION
════════════════════════════════════════ */
.gallery-section { padding: 100px 0; }

.gallery-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.gallery-tab {
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--subtle);
  font-size: 0.88rem;
  font-weight: 600;
  transition: all var(--transition);
}
.gallery-tab:hover, .gallery-tab.active {
  background: rgba(240,147,43,0.1);
  border-color: rgba(240,147,43,0.3);
  color: var(--amber);
}

.gallery-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-lg);
  background: var(--navy-mid);
  max-height: 520px;
}
.gallery-glow {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--amber), transparent);
}
.gallery-img {
  width: 100%;
  object-fit: cover;
  max-height: 480px;
  display: block;
  transition: opacity 0.3s ease;
  min-height: 300px;
  background: var(--navy-mid);
}
.gallery-caption {
  padding: 16px 24px;
  background: rgba(15,23,42,0.8);
  backdrop-filter: blur(12px);
  color: var(--subtle);
  font-size: 0.88rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.gallery-caption strong { color: var(--white); }

/* ════════════════════════════════════════
   CTA SECTION
════════════════════════════════════════ */
.cta-section {
  padding: 140px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-orb {
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,147,43,0.12) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.cta-container { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; padding: 0 32px; }
.cta-title { font-size: clamp(1.8rem, 4vw, 3rem); color: var(--white); margin-bottom: 16px; }
.cta-desc { color: var(--subtle); font-size: 1.05rem; line-height: 1.7; margin-bottom: 40px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ════════════════════════════════════════
   PAGE HERO (inner pages)
════════════════════════════════════════ */
.page-hero {
  padding: 100px 32px 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.ph-content { position: relative; z-index: 1; max-width: 720px; margin: 0 auto; }
.ph-title { font-size: clamp(2rem, 5vw, 3.4rem); color: var(--white); margin: 16px 0; }
.ph-subtitle { color: var(--subtle); font-size: 1.1rem; line-height: 1.7; }

/* ════════════════════════════════════════
   TUTORIAL
════════════════════════════════════════ */
.tutorial-section { padding: 80px 0 120px; }

.tutorial-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 56px;
}
.tut-tab {
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--subtle);
  font-size: 0.88rem;
  font-weight: 600;
  transition: all var(--transition);
}
.tut-tab:hover, .tut-tab.active {
  background: rgba(240,147,43,0.1);
  border-color: rgba(240,147,43,0.3);
  color: var(--amber);
}

.tut-content { display: none; }
.tut-content.active { display: block; animation: fadeInUp 0.35s ease; }

.tut-steps { display: flex; flex-direction: column; gap: 32px; max-width: 860px; margin: 0 auto; }

.tut-step {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 28px;
  align-items: start;
}

.step-num {
  width: 72px; height: 72px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius);
  background: rgba(240,147,43,0.1);
  border: 1px solid rgba(240,147,43,0.2);
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--amber);
  flex-shrink: 0;
}

.step-body { padding-top: 12px; }
.step-title { font-size: 1.1rem; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.step-desc { color: var(--subtle); font-size: 0.92rem; line-height: 1.7; }

.step-tip {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: rgba(37,99,235,0.07);
  border: 1px solid rgba(37,99,235,0.15);
  font-size: 0.85rem;
  color: var(--dim);
}
.tip-icon { font-size: 1rem; flex-shrink: 0; }

/* ════════════════════════════════════════
   CONTACT
════════════════════════════════════════ */
.contact-section { padding: 80px 0; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: start;
}

.ci-title { font-size: 1.5rem; font-weight: 800; color: var(--white); margin-bottom: 12px; }
.ci-desc { color: var(--subtle); font-size: 0.9rem; line-height: 1.65; margin-bottom: 32px; }

.contact-cards { display: flex; flex-direction: column; gap: 16px; margin-bottom: 40px; }
.contact-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 22px;
  border-radius: var(--radius);
  background: var(--navy-mid);
  border: 1px solid rgba(255,255,255,0.07);
  transition: all var(--transition);
}
.contact-card:hover {
  border-color: rgba(240,147,43,0.2);
  transform: translateX(4px);
}
.cc-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}
.cc-label { font-size: 0.72rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 2px; }
.cc-value { font-size: 0.95rem; font-weight: 700; color: var(--white); margin-bottom: 2px; }
.cc-note { font-size: 0.78rem; color: var(--muted); }

.social-title { font-size: 0.8rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; }
.social-row { display: flex; gap: 10px; flex-wrap: wrap; }
.social-btn {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  color: var(--subtle);
  font-size: 0.83rem;
  font-weight: 600;
  transition: all var(--transition);
}
.social-btn:hover { border-color: rgba(240,147,43,0.3); color: var(--amber); background: rgba(240,147,43,0.06); }

/* Form */
.cf-title { font-size: 1.4rem; font-weight: 800; color: var(--white); margin-bottom: 28px; }
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-size: 0.82rem; font-weight: 700; color: var(--dim); text-transform: uppercase; letter-spacing: 0.5px; }
.form-group input, .form-group select, .form-group textarea {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: var(--navy-mid);
  border: 1.5px solid rgba(255,255,255,0.08);
  color: var(--white);
  font-size: 0.93rem;
  font-family: inherit;
  transition: border-color var(--transition);
  outline: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--muted); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(240,147,43,0.1);
}
.form-group select { cursor: pointer; }
.form-group select option { background: var(--navy-mid); }
.form-group textarea { resize: vertical; min-height: 120px; }

.btn-submit { width: 100%; justify-content: center; padding: 16px; font-size: 1rem; }
.form-success {
  padding: 16px;
  border-radius: var(--radius-sm);
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.2);
  color: var(--green);
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
}

/* FAQ */
.faq-section { padding: 80px 0 120px; }
.faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--navy-mid);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition);
}
.faq-item:hover { border-color: rgba(240,147,43,0.2); }
.faq-q {
  padding: 20px 24px;
  font-weight: 600;
  color: var(--light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
}
.faq-arrow { color: var(--amber); transition: transform var(--transition); font-size: 1.1rem; }
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-a {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  color: var(--subtle);
  font-size: 0.9rem;
  line-height: 1.7;
}
.faq-item.open .faq-a { max-height: 200px; padding: 0 24px 20px; }

/* ════════════════════════════════════════
   ABOUT PAGE
════════════════════════════════════════ */
.about-mission { padding: 100px 0; background: rgba(255,255,255,0.01); }
.mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.mission-title { font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--white); margin: 16px 0 20px; }
.mission-desc { color: var(--subtle); font-size: 0.95rem; line-height: 1.75; margin-bottom: 16px; }
.mission-desc strong { color: var(--white); }

.mission-values { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.value-card {
  background: var(--navy-mid);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}
.value-card:hover { border-color: rgba(240,147,43,0.2); transform: translateY(-3px); }
.vc-icon { font-size: 2rem; margin-bottom: 12px; }
.value-card h3 { font-size: 1rem; font-weight: 800; color: var(--white); margin-bottom: 8px; }
.value-card p { font-size: 0.84rem; color: var(--muted); line-height: 1.6; }

/* Versions */
.versions-section { padding: 100px 0; }
.versions-timeline {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}
.version-item {
  background: var(--navy-mid);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
}
.version-item:hover { border-color: rgba(240,147,43,0.2); transform: translateY(-3px); }
.version-item.latest {
  border-color: rgba(240,147,43,0.25);
  background: linear-gradient(135deg, rgba(240,147,43,0.05), var(--navy-mid));
}
.vi-badge {
  position: absolute;
  top: 20px; right: 20px;
  padding: 4px 12px;
  border-radius: 100px;
  background: var(--amber);
  color: var(--navy);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.vi-version { font-size: 1.5rem; font-weight: 900; color: var(--amber); margin-bottom: 4px; }
.vi-date { font-size: 0.78rem; color: var(--muted); margin-bottom: 16px; font-weight: 600; }
.vi-changes { display: flex; flex-direction: column; gap: 8px; }
.vi-changes li {
  font-size: 0.85rem;
  color: var(--subtle);
  padding-left: 16px;
  position: relative;
  line-height: 1.5;
}
.vi-changes li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green);
  font-size: 0.75rem;
}

/* Download */
.download-section { padding: 100px 0; position: relative; overflow: hidden; }
.dl-orb {
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,0.08) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.download-cards {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.download-card {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 32px;
  border-radius: var(--radius-lg);
  background: var(--navy-mid);
  border: 1px solid rgba(255,255,255,0.08);
  min-width: 380px;
  flex: 1;
  max-width: 500px;
  transition: all var(--transition);
  position: relative;
  z-index: 1;
}
.download-card:hover { border-color: rgba(240,147,43,0.25); transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.dc-icon { font-size: 2.8rem; flex-shrink: 0; }
.dc-info { flex: 1; }
.dc-name { font-size: 1.05rem; font-weight: 800; color: var(--white); margin-bottom: 4px; }
.dc-version { font-size: 0.8rem; color: var(--muted); margin-bottom: 2px; }
.dc-size { font-size: 0.78rem; color: var(--muted); }
.dl-note { text-align: center; color: var(--muted); font-size: 0.85rem; }

/* Team */
.team-section { padding: 100px 0; }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.team-card {
  background: var(--navy-mid);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
  transition: all var(--transition);
}
.team-card:hover { border-color: rgba(240,147,43,0.2); transform: translateY(-4px); }
.team-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--white);
  margin: 0 auto 20px;
}
.team-name { font-size: 1.05rem; font-weight: 800; color: var(--white); margin-bottom: 6px; }
.team-role { font-size: 0.8rem; color: var(--amber); font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 14px; }
.team-bio { font-size: 0.85rem; color: var(--muted); line-height: 1.65; }

/* ════════════════════════════════════════
   FOOTER
════════════════════════════════════════ */
.footer {
  background: rgba(0,0,0,0.3);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 64px 0 40px;
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
  align-items: flex-start;
}
.footer-brand { flex: 1; min-width: 220px; }
.footer-logo { font-size: 1.8rem; margin-bottom: 12px; }
.footer-tagline { color: var(--muted); font-size: 0.85rem; margin-bottom: 8px; }
.footer-copy { color: var(--slate); font-size: 0.8rem; }
.footer-links { display: flex; gap: 48px; flex-wrap: wrap; }
.fl-col { display: flex; flex-direction: column; gap: 10px; min-width: 120px; }
.fl-title { font-size: 0.75rem; font-weight: 800; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 4px; }
.fl-col a { font-size: 0.85rem; color: var(--slate); transition: color var(--transition); cursor: pointer; }
.fl-col a:hover { color: var(--amber); }

/* ════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; text-align: center; gap: 48px; }
  .hero-subtitle { margin: 0 auto 36px; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { max-width: 600px; margin: 0 auto; }
  .card-f1 { left: 0; }
  .card-f2 { right: 0; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .mission-grid { grid-template-columns: 1fr; gap: 48px; }
  .team-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-menu { display: none; position: absolute; top: var(--navbar-h); left: 0; right: 0; background: var(--navy); padding: 16px; flex-direction: column; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .nav-menu.open { display: flex; }
  .hamburger { display: flex; }
  .btn-cta { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .mission-values { grid-template-columns: 1fr; }
  .versions-timeline { grid-template-columns: 1fr; }
  .download-card { min-width: unset; flex-direction: column; text-align: center; }
  .tut-step { grid-template-columns: 52px 1fr; gap: 16px; }
  .step-num { width: 52px; height: 52px; font-size: 1rem; }
  .footer-container { flex-direction: column; gap: 40px; }
  .floating-card { display: none; }
  .hero { padding: 40px 20px; }
  .page-hero { padding: 60px 20px 50px; }
}

@media (max-width: 480px) {
  .section-container { padding: 0 20px; }
  .nav-container { padding: 0 20px; }
}

/* ════════════════════════════════════════
   LANGUAGE TOGGLE BUTTON
════════════════════════════════════════ */
.lang-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--light);
  font-size: 0.85rem;
  font-weight: 700;
  font-family: 'Cairo', 'Inter', sans-serif;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  letter-spacing: 0;
}
.lang-toggle-btn:hover {
  background: rgba(240,147,43,0.1);
  border-color: rgba(240,147,43,0.35);
  color: var(--amber);
}
.lang-globe { font-size: 1rem; }

/* ════════════════════════════════════════
   RTL SUPPORT (Arabic)
════════════════════════════════════════ */
[dir="rtl"] {
  font-family: 'Cairo', 'Inter', sans-serif;
}
[dir="rtl"] .nav-menu { direction: rtl; }
[dir="rtl"] .hero { direction: rtl; }
[dir="rtl"] .hero-subtitle { max-width: 100%; text-align: right; }
[dir="rtl"] .hero-badge { direction: rtl; }
[dir="rtl"] .hero-stats { direction: rtl; }
[dir="rtl"] .hero-actions { direction: rtl; }

/* Features list — flip the arrow */
[dir="rtl"] .feature-list li {
  padding-left: 0;
  padding-right: 18px;
  text-align: right;
}
[dir="rtl"] .feature-list li::before {
  left: auto;
  right: 0;
  content: '←';
}

/* Section text alignment */
[dir="rtl"] .section-header { direction: rtl; }
[dir="rtl"] .section-desc { text-align: center; }

/* Contact card hover — flip slide direction */
[dir="rtl"] .contact-card:hover { transform: translateX(-4px); }

/* Tutorial steps — flip numbering side */
[dir="rtl"] .tut-step { direction: rtl; text-align: right; }
[dir="rtl"] .step-tip { direction: rtl; text-align: right; }

/* Mission text */
[dir="rtl"] .mission-text { text-align: right; }
[dir="rtl"] .mission-desc { text-align: right; }
[dir="rtl"] .value-card { text-align: right; }

/* Version timeline */
[dir="rtl"] .vi-changes li { text-align: right; }
[dir="rtl"] .vi-changes li { padding-left: 0; padding-right: 16px; }
[dir="rtl"] .vi-changes li::before { left: auto; right: 0; }

/* Download cards */
[dir="rtl"] .download-card { direction: rtl; }
[dir="rtl"] .dc-info { text-align: right; }

/* Footer */
[dir="rtl"] .footer-container { direction: rtl; }
[dir="rtl"] .footer-brand { text-align: right; }

/* Form labels */
[dir="rtl"] .form-group label { text-align: right; }
[dir="rtl"] .form-group input,
[dir="rtl"] .form-group select,
[dir="rtl"] .form-group textarea { text-align: right; direction: rtl; }
[dir="rtl"] .contact-info { text-align: right; }
[dir="rtl"] .cc-body { text-align: right; }
[dir="rtl"] .social-title { text-align: right; }
[dir="rtl"] .ci-title, [dir="rtl"] .ci-desc { text-align: right; }
[dir="rtl"] .cf-title { text-align: right; }

/* FAQ */
[dir="rtl"] .faq-q { direction: rtl; text-align: right; }
[dir="rtl"] .faq-a { direction: rtl; text-align: right; }
[dir="rtl"] .faq-arrow { margin-left: 0; margin-right: auto; }

/* Cloud banner */
[dir="rtl"] .cloud-banner { direction: rtl; text-align: right; }
[dir="rtl"] .cloud-desc { text-align: right; }

/* Page heroes */
[dir="rtl"] .ph-content { direction: rtl; }
[dir="rtl"] .ph-subtitle { text-align: center; }

/* Team */
[dir="rtl"] .team-bio { text-align: center; }

/* Platform card */
[dir="rtl"] .platform-card { direction: rtl; }

/* Gallery caption */
[dir="rtl"] .gallery-caption { direction: rtl; text-align: right; }

/* CTA */
[dir="rtl"] .cta-title, [dir="rtl"] .cta-desc { direction: rtl; }

/* Floating cards */
[dir="rtl"] .card-f1 { left: auto; right: -40px; }
[dir="rtl"] .card-f2 { right: auto; left: -30px; }

/* Nav actions keep LTR spacing regardless of dir */
.nav-actions { direction: ltr; }

/* ════════════════════════════════════════
   GET DEAL SECTION (replaces download)
════════════════════════════════════════ */
.get-deal-section {
  padding: 120px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.dl-orb {
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,147,43,0.08) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.deal-cta-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  max-width: 640px;
  margin: 0 auto;
}
.deal-platforms {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.deal-platform {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 28px;
  background: var(--navy-mid);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  font-weight: 700;
  color: var(--white);
  font-size: 1.05rem;
}
.deal-platform span:first-child { font-size: 2rem; }
.deal-tag {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--muted);
  margin-top: 2px;
}
.deal-plus {
  font-size: 2rem;
  font-weight: 900;
  color: var(--amber);
  opacity: 0.6;
}
.deal-note {
  color: var(--muted);
  font-size: 0.85rem;
  max-width: 480px;
  text-align: center;
  line-height: 1.6;
}

/* Facebook button — highlighted */
.social-btn-fb {
  border-color: rgba(24,119,242,0.35) !important;
  color: #4b9aff !important;
  background: rgba(24,119,242,0.06) !important;
  font-size: 0.9rem;
  padding: 10px 22px;
}
.social-btn-fb:hover {
  background: rgba(24,119,242,0.12) !important;
  border-color: rgba(24,119,242,0.6) !important;
  color: #74b3ff !important;
}