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

:root {
  --blue: #2563eb;
  --blue-light: #3b82f6;
  --blue-glow: rgba(37,99,235,0.3);
  --dark: #0a0a0f;
  --dark2: #111118;
  --dark3: #16161f;
  --card: #1a1a26;
  --border: rgba(255,255,255,0.07);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --white: #ffffff;
  --radius: 16px;
  --transition: 0.3s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--dark);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 100px 0; }

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 800; margin-bottom: 12px; }
.section-header p { color: var(--muted); font-size: 1.05rem; }

.section-tag {
  display: inline-block;
  background: rgba(37,99,235,0.15);
  color: var(--blue-light);
  border: 1px solid rgba(37,99,235,0.3);
  padding: 4px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.highlight { color: var(--blue-light); }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blue);
  color: #fff;
  padding: 14px 32px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 0 30px var(--blue-glow);
}
.btn-primary:hover { background: var(--blue-light); transform: translateY(-2px); box-shadow: 0 0 40px rgba(59,130,246,0.5); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text);
  padding: 14px 32px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: var(--transition);
}
.btn-outline:hover { border-color: var(--blue); color: var(--blue-light); transform: translateY(-2px); }

.btn-nav {
  background: var(--blue);
  color: #fff !important;
  padding: 10px 24px;
  border-radius: 100px;
  font-weight: 600;
  transition: var(--transition);
}
.btn-nav:hover { background: var(--blue-light); }

.btn-full { width: 100%; justify-content: center; border-radius: var(--radius); }

/* ===== NAVBAR ===== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
}
#navbar.scrolled {
  background: rgba(10,10,15,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 8px; }
.logo-icon {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--blue-light);
  letter-spacing: -1px;
}
.logo-sub { font-size: 0.9rem; color: var(--muted); font-weight: 500; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}
.nav-links a:hover { color: var(--white); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 120px 80px 80px;
  position: relative;
  overflow: hidden;
  gap: 60px;
}

.hero-bg-circles { position: absolute; inset: 0; pointer-events: none; }
.circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(37,99,235,0.2);
}
.c1 { width: 600px; height: 600px; top: -200px; right: -200px; }
.c2 { width: 400px; height: 400px; bottom: -100px; left: -100px; border-color: rgba(37,99,235,0.1); }
.c3 { width: 200px; height: 200px; top: 40%; right: 30%; border-color: rgba(37,99,235,0.15); }

.hero-content { flex: 1; max-width: 600px; z-index: 1; }
.hero-tag {
  display: inline-block;
  color: var(--blue-light);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero-desc {
  color: var(--muted);
  font-size: 1.1rem;
  margin-bottom: 36px;
  max-width: 500px;
}
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-visual { flex: 0 0 auto; z-index: 1; }
.hex-grid {
  display: grid;
  grid-template-columns: repeat(3, 90px);
  gap: 16px;
}
.hex {
  width: 90px;
  height: 90px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--blue-light);
  transition: var(--transition);
  animation: float 3s ease-in-out infinite;
}
.hex:nth-child(2) { animation-delay: 0.3s; }
.hex:nth-child(3) { animation-delay: 0.6s; }
.hex:nth-child(4) { animation-delay: 0.9s; }
.hex:nth-child(5) { animation-delay: 1.2s; }
.hex:nth-child(6) { animation-delay: 1.5s; }
.hex:hover { background: var(--blue); border-color: var(--blue); transform: scale(1.1); }

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

/* ===== SLIDESHOW ===== */
.hero-slides {
  flex: 1;
  position: relative;
  max-width: 600px;
  z-index: 1;
  min-height: 280px;
}

.slide {
  display: none;
  animation: slideIn 0.6s ease;
}
.slide.active { display: block; }

@keyframes slideIn {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}

.slide-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255,255,255,0.07);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 10;
}
.slide-btn:hover { background: var(--blue); border-color: var(--blue); }
.slide-btn.prev { left: -52px; }
.slide-btn.next { right: -52px; }

.slide-dots {
  display: flex;
  gap: 8px;
  margin-top: 28px;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: var(--transition);
}
.dot.active {
  background: var(--blue-light);
  width: 24px;
  border-radius: 4px;
}

/* ===== ABOUT ===== */
.about { background: var(--dark2); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-text h2 { font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 800; margin-bottom: 20px; }
.about-text p { color: var(--muted); margin-bottom: 16px; }

.pillars { display: flex; flex-direction: column; gap: 16px; margin-top: 32px; }
.pillar {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
  transition: var(--transition);
}
.pillar:hover { border-color: var(--blue); }
.pillar-letter {
  width: 44px;
  height: 44px;
  background: var(--blue);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 900;
  color: #fff;
  flex-shrink: 0;
}
.pillar strong { display: block; font-size: 1rem; color: var(--white); }
.pillar p { color: var(--muted); font-size: 0.85rem; margin: 0; }

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}
.stat-card:hover { border-color: var(--blue); transform: translateY(-4px); }
.stat-card h3 { font-size: 2rem; font-weight: 900; color: var(--blue-light); margin-bottom: 6px; }
.stat-card p { color: var(--muted); font-size: 0.9rem; }

/* ===== VISION & MISSION ===== */
.vm-section { background: var(--dark); }
.vm-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.vm-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 40px;
  transition: var(--transition);
}
.vm-card:hover { transform: translateY(-4px); border-color: var(--blue); }
.vm-card.accent { background: linear-gradient(135deg, rgba(37,99,235,0.15), rgba(37,99,235,0.05)); border-color: rgba(37,99,235,0.3); }
.vm-icon {
  width: 56px;
  height: 56px;
  background: var(--blue);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 20px;
}
.vm-card h3 { font-size: 1.4rem; font-weight: 800; margin-bottom: 14px; }
.vm-card p { color: var(--muted); }

/* ===== SERVICES ===== */
.services { background: var(--dark2); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--blue);
  transform: scaleX(0);
  transition: var(--transition);
}
.service-card:hover { transform: translateY(-6px); border-color: rgba(37,99,235,0.4); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 52px;
  height: 52px;
  background: rgba(37,99,235,0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--blue-light);
  margin-bottom: 20px;
}
.service-card h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.service-card p { color: var(--muted); font-size: 0.9rem; }

/* ===== TECH STACK ===== */
.tech-section { background: var(--dark); }
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}
.tech-group {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.tech-group h5 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--blue-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.tech-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tech-tags span {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 12px;
  font-size: 0.8rem;
  color: var(--text);
  transition: var(--transition);
}
.tech-tags span:hover { background: rgba(37,99,235,0.2); border-color: var(--blue); color: var(--blue-light); }

/* ===== TEAM ===== */
.team { background: var(--dark2); }
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.team-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 28px;
  text-align: center;
  transition: var(--transition);
}
.team-card:hover { transform: translateY(-6px); border-color: rgba(37,99,235,0.4); }
.team-card.featured { border-color: rgba(37,99,235,0.4); background: linear-gradient(135deg, rgba(37,99,235,0.1), var(--card)); }
.team-avatar {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  margin: 0 auto 20px;
}
.team-card h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; }
.role {
  display: inline-block;
  color: var(--blue-light);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 14px;
}
.team-card p { color: var(--muted); font-size: 0.88rem; }

/* ===== PARTNER ===== */
.partner-section { background: var(--dark); }
.partner-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.partner-text h2 { font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 800; margin-bottom: 16px; }
.partner-text p { color: var(--muted); margin-bottom: 28px; }
.partner-logo-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
}
.partner-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 16px;
}
.partner-logo span { font-size: 1.8rem; font-weight: 800; color: var(--white); }
.partner-url { color: var(--muted); font-size: 0.9rem; }

/* ===== CONTACT ===== */
.contact { background: var(--dark2); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  transition: var(--transition);
}
.info-item:hover { border-color: var(--blue); }
.info-item i {
  width: 40px;
  height: 40px;
  background: rgba(37,99,235,0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-light);
  font-size: 1rem;
  flex-shrink: 0;
}
.info-item strong { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 2px; }
.info-item p { color: var(--text); font-size: 0.95rem; margin: 0; }

/* FORM */
.contact-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-group label { font-size: 0.85rem; font-weight: 600; color: var(--muted); }
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-glow);
}
.form-group select option { background: var(--dark2); }
.form-group textarea { resize: vertical; min-height: 120px; }

.form-status {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 0.9rem;
  display: none;
}
.form-status.success { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.3); color: #4ade80; display: block; }
.form-status.error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: #f87171; display: block; }

/* ===== FORM TABS ===== */
.form-tabs {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 48px;
}

.form-tab {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 36px;
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: 1.5px solid var(--border);
  background: var(--card);
  color: var(--muted);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.form-tab::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 0;
}

.form-tab i, .form-tab span, .form-tab-text {
  position: relative;
  z-index: 1;
}

.form-tab:hover {
  border-color: var(--blue);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--blue-glow);
}

.form-tab.active {
  border-color: transparent;
  color: var(--white);
  box-shadow: 0 8px 32px var(--blue-glow);
}

.form-tab.active::before {
  opacity: 1;
}

/* order tab accent */
.form-tab[data-tab="order"].active {
  box-shadow: 0 8px 32px rgba(139,92,246,0.35);
}
.form-tab[data-tab="order"].active::before {
  background: linear-gradient(135deg, #7c3aed, #a855f7);
}
.form-tab[data-tab="order"]:hover {
  border-color: #a855f7;
  box-shadow: 0 8px 24px rgba(139,92,246,0.3);
}

/* order badge */
.order-header-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, rgba(124,58,237,0.15), rgba(168,85,247,0.08));
  border: 1px solid rgba(168,85,247,0.3);
  border-radius: 12px;
  padding: 14px 20px;
  color: #c084fc;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 24px;
}
.order-header-badge i { color: #f59e0b; }

/* order submit button */
.btn-order {
  background: linear-gradient(135deg, #7c3aed, #a855f7) !important;
  box-shadow: 0 0 30px rgba(139,92,246,0.35) !important;
}
.btn-order:hover {
  background: linear-gradient(135deg, #6d28d9, #9333ea) !important;
  box-shadow: 0 0 44px rgba(139,92,246,0.55) !important;
}

/* response badge */
.response-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(37,99,235,0.08);
  border: 1px solid rgba(37,99,235,0.2);
  border-radius: 12px;
  padding: 16px 20px;
  color: var(--muted);
  font-size: 0.88rem;
  margin-top: 8px;
}
.response-badge i { color: var(--blue-light); font-size: 1rem; }
.response-badge strong { color: var(--blue-light); }

/* ===== SEND / ORDER BUTTONS ===== */
.btn-send-msg,
.btn-submit-order {
  position: relative;
  width: 100%;
  padding: 0;
  border: none;
  border-radius: 14px;
  cursor: pointer;
  overflow: hidden;
  font-family: inherit;
  margin-top: 4px;
}

.btn-send-msg { background: linear-gradient(135deg, #1d4ed8, #3b82f6, #60a5fa); }
.btn-submit-order { background: linear-gradient(135deg, #6d28d9, #8b5cf6, #a78bfa); }

.btn-send-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.03em;
  position: relative;
  z-index: 1;
  transition: transform 0.2s ease;
}

.btn-send-shine {
  position: absolute;
  top: 0; left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.25), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
  z-index: 2;
}

.btn-send-msg:hover .btn-send-shine,
.btn-submit-order:hover .btn-send-shine {
  left: 160%;
}

.btn-send-msg:hover .btn-send-inner,
.btn-submit-order:hover .btn-send-inner {
  transform: scale(1.03);
}

.btn-send-msg:hover {
  box-shadow: 0 8px 32px rgba(59,130,246,0.55);
}
.btn-submit-order:hover {
  box-shadow: 0 8px 32px rgba(139,92,246,0.55);
}

.btn-send-msg:active .btn-send-inner,
.btn-submit-order:active .btn-send-inner {
  transform: scale(0.97);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark);
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-brand p { color: var(--muted); font-size: 0.9rem; margin-top: 6px; }
.footer-links { display: flex; gap: 28px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); font-size: 0.9rem; transition: var(--transition); }
.footer-links a:hover { color: var(--blue-light); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 24px; text-align: center; }
.footer-bottom p { color: var(--muted); font-size: 0.85rem; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero { padding: 120px 40px 80px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { gap: 48px; }
}

@media (max-width: 768px) {
  .hero { flex-direction: column; padding: 100px 24px 60px; text-align: center; }
  .hero-desc { margin: 0 auto 36px; }
  .hero-btns { justify-content: center; }
  .hero-visual { display: none; }
  .about-grid, .vm-grid, .partner-inner, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .team-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: rgba(10,10,15,0.98); padding: 24px; gap: 20px; border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .contact-form { padding: 24px; }
  .about-cards { grid-template-columns: 1fr 1fr; }
}