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

:root {
  --bg:          #0d1117;
  --surface:     #161b22;
  --surface-2:   #21262d;
  --border:      #30363d;
  --accent:      #00bfff;
  --accent-glow: rgba(0, 191, 255, 0.18);
  --accent-dim:  rgba(0, 191, 255, 0.08);
  --text:        #e6edf3;
  --text-muted:  #8b949e;
  --green:       #3fb950;
  --radius:      12px;
  --radius-lg:   20px;
  --nav-h:       64px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
  z-index: 100;
  transition: background 0.3s, backdrop-filter 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}
nav.scrolled {
  background: rgba(13, 17, 23, 0.92);
  backdrop-filter: blur(12px);
  border-color: var(--border);
}

/* gap:0 prevents the flexbox gap from inserting space between
   the "Uniq" text node and the <span>Tec</span> child */
.nav-logo {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0;
}
.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ── HERO ── */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('images/banner.jpg');
  background-size: cover;
  background-position: center 30%;
  filter: brightness(0.35);
  transform: scale(1.04);
  transition: transform 12s ease-out;
}
#hero:hover .hero-bg { transform: scale(1.0); }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(13,17,23,0.2) 0%,
    rgba(13,17,23,0.05) 50%,
    rgba(13,17,23,0.9) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding: 0 1.5rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 191, 255, 0.25);
  border-radius: 100px;
  padding: 0.35rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1.1;
  margin-bottom: 1.25rem;
  color: #fff;
}
.hero-title em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(230, 237, 243, 0.72);
  max-width: 520px;
  margin: 0 auto 2.5rem;
  font-weight: 400;
  line-height: 1.7;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--accent);
  color: #0d1117;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.85rem 2rem;
  border-radius: 100px;
  text-decoration: none;
  transition: box-shadow 0.25s, transform 0.2s;
  letter-spacing: 0.01em;
}
.hero-cta:hover {
  box-shadow: 0 0 32px var(--accent-glow), 0 4px 16px rgba(0,0,0,0.4);
  transform: translateY(-2px);
}
.hero-cta svg { transition: transform 0.2s; }
.hero-cta:hover svg { transform: translateY(3px); }

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: fadeInUp 1.5s 1s both;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--accent));
  animation: scrollLine 2s 1.5s ease-in-out infinite;
}
@keyframes scrollLine {
  0%      { transform: scaleY(0); transform-origin: top; }
  50%     { transform: scaleY(1); transform-origin: top; }
  50.01%  { transform-origin: bottom; }
  100%    { transform: scaleY(0); transform-origin: bottom; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ── SECTIONS GENERAL ── */
section { padding: clamp(4rem, 8vw, 7rem) clamp(1.25rem, 5vw, 3rem); }

.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

/* ── PRODUCTS INTRO ── */
#products { padding-bottom: 0; }

.products-intro {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 5rem;
}
.products-intro h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 0.75rem;
}
.products-intro p { color: var(--text-muted); font-size: 1.05rem; }

/* ── PRODUCT ROW ── */
.product-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
  padding: clamp(3rem, 6vw, 5.5rem) clamp(1.25rem, 5vw, 3rem);
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}
.product-row.reverse { direction: rtl; }
.product-row.reverse > * { direction: ltr; }

/* ── PRODUCT VISUAL ── */
.product-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.product-visual img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.product-row:hover .product-visual img {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 191, 255, 0.12), 0 8px 24px rgba(0,0,0,0.5);
}
.product-visual::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(0,191,255,0.15), transparent 60%);
  pointer-events: none;
  z-index: 1;
}

/* ── TERMINAL (DataBridge) ── */
.terminal {
  background: #010409;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-family: 'Courier New', 'Consolas', monospace;
  font-size: 0.82rem;
  line-height: 1.65;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.product-row:hover .terminal {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 191, 255, 0.12), 0 8px 24px rgba(0,0,0,0.5);
}
.terminal-bar {
  background: #1c2128;
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.term-dot { width: 12px; height: 12px; border-radius: 50%; }
.term-dot.red { background: #ff5f56; }
.term-dot.yel { background: #ffbd2e; }
.term-dot.grn { background: #27c93f; }
.terminal-title {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: inherit;
}
.terminal-body { padding: 1.25rem 1.5rem 1.5rem; color: #c9d1d9; }
.term-comment { color: #6e7681; }
.term-key     { color: #79c0ff; }
.term-val     { color: #a5d6ff; }
.term-str     { color: #a5d6ff; }
.term-grn     { color: #3fb950; }
.term-cyan    { color: var(--accent); }
.term-prompt  { color: #3fb950; margin-right: 0.4rem; user-select: none; }
.term-line    { display: flex; }
.term-blank   { height: 0.75rem; }

/* ── PRODUCT CONTENT ── */
.product-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent-dim);
  border: 1px solid rgba(0,191,255,0.2);
  border-radius: 100px;
  padding: 0.25rem 0.75rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.product-content h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 0.6rem;
  line-height: 1.15;
}

.product-tagline {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  font-style: italic;
}

.product-desc {
  color: rgba(230, 237, 243, 0.75);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.feature-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem 1rem;
  margin-bottom: 2rem;
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}
.feature-list li::before {
  content: '';
  flex-shrink: 0;
  width: 16px; height: 16px;
  margin-top: 2px;
  background: var(--accent-dim);
  border: 1px solid rgba(0,191,255,0.3);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%2300bfff' d='M13.78 4.22a.75.75 0 0 1 0 1.06l-7.25 7.25a.75.75 0 0 1-1.06 0L2.22 9.28a.75.75 0 0 1 1.06-1.06L6 10.94l6.72-6.72a.75.75 0 0 1 1.06 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 10px;
}

.product-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

/* ── PRICE TAG ── */
.price-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(63, 185, 80, 0.1);
  border: 1px solid rgba(63, 185, 80, 0.25);
  color: var(--green);
  border-radius: 100px;
  padding: 0.35rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 1.25rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn svg { flex-shrink: 0; }

.btn-primary { background: var(--accent); color: #0d1117; border-color: var(--accent); }
.btn-primary:hover {
  background: #33ccff;
  box-shadow: 0 4px 20px var(--accent-glow);
  transform: translateY(-1px);
}

.btn-secondary { background: var(--surface-2); color: var(--text); border-color: var(--border); }
.btn-secondary:hover {
  background: #2d333b;
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.btn-ghost { background: transparent; color: var(--text-muted); border-color: var(--border); }
.btn-ghost:hover { color: var(--text); border-color: var(--text-muted); }

/* ── FOOTER / CONTACT ── */
footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.contact-section {
  text-align: center;
  padding: clamp(3.5rem, 7vw, 6rem) clamp(1.25rem, 5vw, 3rem);
  max-width: 600px;
  margin: 0 auto;
}
.contact-section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 0.75rem;
}
.contact-section p {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05rem;
  border-bottom: 1px dashed rgba(0,191,255,0.4);
  padding-bottom: 2px;
  transition: border-color 0.2s;
}
.contact-email:hover { border-color: var(--accent); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1.5rem clamp(1.25rem, 5vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-bottom p { color: var(--text-muted); font-size: 0.8rem; }

.footer-links { display: flex; gap: 1.5rem; }
.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--accent); }


/* ── FADE-IN ANIMATION ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: none; }
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(13,17,23,0.97);
    backdrop-filter: blur(12px);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 0;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 0.875rem 1.5rem;
    width: 100%;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border);
  }
  .nav-links a:last-child { border-bottom: none; }
  .nav-toggle { display: flex; }

  .product-row { grid-template-columns: 1fr; gap: 2.5rem; }
  .product-row.reverse { direction: ltr; }
  .feature-list { grid-template-columns: 1fr; }
  .footer-bottom { justify-content: center; text-align: center; }
}