/* ===========================================================
   GVI Batam — Service Page Stylesheet (v2)
   Re-themed to match the dark, purple/magenta/cyan gradient
   look of the gvibatam.com homepage (index.html).
   Shared by all /*-batam.html service pages.
=========================================================== */

:root {
  --bg:        #060611;
  --bg2:       #0b0b1e;
  --card:      rgba(255,255,255,0.04);
  --card-h:    rgba(255,255,255,0.08);
  --purple:    #9B3EFF;
  --magenta:   #FF3EA5;
  --blue:      #4E9FFF;
  --cyan:      #00D4FF;
  --green:     #00FF88;
  --orange:    #FF8C00;
  --txt:       #FFFFFF;
  --txt2:      rgba(255,255,255,0.65);
  --txt3:      rgba(255,255,255,0.35);
  --border:    rgba(255,255,255,0.08);
  --glow:      rgba(155,62,255,0.3);
  --font:      'Poppins', sans-serif;
  --display:   'Rajdhani', sans-serif;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin: 0;
}

a { color: inherit; }

.gradient-text {
  background: linear-gradient(135deg, var(--purple), var(--magenta), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(6,6,17,.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
  text-decoration: none;
}
.logo span { color: var(--purple); }
.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--txt2);
  padding: 8px 16px;
  border-radius: 100px;
  transition: all .2s;
}
.nav-links a:hover { color: #fff; background: var(--card); }
.btn-wa {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--purple), var(--magenta));
  color: #fff;
  padding: 10px 22px;
  border-radius: 100px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 8px 30px rgba(155,62,255,.35);
  transition: all .25s;
}
.btn-wa:hover { transform: translateY(-2px); box-shadow: 0 14px 40px rgba(155,62,255,.55); }

/* Hero */
.hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--border);
  background: radial-gradient(ellipse 60% 60% at 80% 0%, rgba(155,62,255,.12), transparent 70%);
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: 100px;
  border: 1px solid var(--glow);
  background: rgba(155,62,255,.1);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--purple);
}
.hero h1 {
  font-size: 2.6rem;
  margin-bottom: 18px;
}
.hero p {
  color: var(--txt2);
  font-size: 1.05rem;
  max-width: 46ch;
  margin-bottom: 28px;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-outline {
  border: 1px solid var(--border);
  padding: 10px 22px;
  border-radius: 100px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: #fff;
  background: transparent;
  transition: all .2s;
}
.btn-outline:hover { background: var(--card); border-color: rgba(155,62,255,.4); }

/* Spec readout panel — echoes the machine-readout motif on the homepage */
.spec-panel {
  background: linear-gradient(155deg,#14143a 0%,#0c0c22 60%,#0a0a1c 100%);
  border: 1px solid rgba(155,62,255,.3);
  box-shadow: 0 0 60px rgba(155,62,255,.12);
  color: #fff;
  border-radius: var(--radius);
  padding: 26px;
  font-family: var(--display);
}
.spec-panel .spec-title {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,.35);
  margin-bottom: 18px;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.88rem;
}
.spec-row:first-of-type { border-top: none; }
.spec-row span { color: var(--txt2); }
.spec-row b { color: var(--purple); font-weight: 700; }

/* Photo gallery — masonry layout, cards follow each photo's own
   orientation (landscape/portrait) instead of a fixed crop */
.gallery { padding: 8px 0 64px; }
.gallery-grid {
  columns: 3 220px;
  column-gap: 12px;
}
.gallery-grid a {
  display: block;
  break-inside: avoid;
  margin-bottom: 12px;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.gallery-grid img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}
.gallery-grid a:hover img { transform: scale(1.03); }

@media (max-width: 700px) {
  .gallery-grid { columns: 2 160px; }
}
@media (max-width: 420px) {
  .gallery-grid { columns: 1; }
}

/* Products */
.products { padding: 64px 0; }
.products h2 { font-size: 1.7rem; margin-bottom: 8px; }
.products .lead { color: var(--txt2); margin-bottom: 32px; max-width: 60ch; }
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.product-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all .25s;
}
.product-item:hover {
  border-color: rgba(155,62,255,.3);
  background: var(--card-h);
  transform: translateY(-4px);
}
.product-item h3 {
  font-size: 1.02rem;
  margin-bottom: 6px;
}
.product-item p {
  color: var(--txt2);
  font-size: 0.9rem;
  margin: 0;
}
.product-item .icon-badge {
  width: 42px; height: 42px;
  border-radius: 12px;
  background: rgba(155,62,255,.12);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.product-item .icon-badge svg { width: 20px; height: 20px; stroke: var(--purple); }

/* Content band */
.content-band {
  background: linear-gradient(180deg, transparent, rgba(155,62,255,.04) 50%, transparent);
  padding: 56px 0;
}
.content-band .wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.content-band h2 { font-size: 1.6rem; margin-bottom: 16px; }
.content-band p { color: var(--txt2); }
.advantages { list-style: none; margin: 0; padding: 0; }
.advantages li {
  padding: 14px 0;
  border-top: 1px solid var(--border);
  font-size: 0.95rem;
  color: var(--txt2);
}
.advantages li:first-child { border-top: none; }
.advantages b { color: #fff; }

/* FAQ */
.faq { padding: 56px 0; }
.faq h2 { font-size: 1.6rem; margin-bottom: 24px; }
.faq details {
  border-top: 1px solid var(--border);
  padding: 16px 0;
}
.faq details:last-of-type { border-bottom: 1px solid var(--border); }
.faq summary {
  cursor: pointer;
  font-weight: 500;
  color: #fff;
  font-size: 1rem;
}
.faq p {
  color: var(--txt2);
  margin: 12px 0 0;
  font-size: 0.92rem;
}

/* Final CTA band */
.cta-band {
  position: relative;
  overflow: hidden;
  margin: 0 24px 64px;
  border-radius: 24px;
  border: 1px solid rgba(155,62,255,.2);
  background: linear-gradient(135deg,rgba(155,62,255,.12),rgba(255,62,165,.06),rgba(0,212,255,.06));
  color: #fff;
  padding: 56px 0;
  text-align: center;
}
.cta-band h2 { color: #fff; font-size: 1.7rem; margin-bottom: 12px; }
.cta-band p { color: var(--txt2); margin-bottom: 24px; }

/* Footer */
.site-footer {
  padding: 32px 0;
  font-size: 0.85rem;
  color: var(--txt3);
  border-top: 1px solid var(--border);
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 800px) {
  .hero .wrap, .content-band .wrap { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}

/* Floating WhatsApp button */
.wa-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #fff;
  text-decoration: none;
  padding: 12px 18px;
  border-radius: 999px;
  font-family: var(--font);
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: 0 6px 18px rgba(0,0,0,0.4);
}
.wa-float:hover { background: #1EBE5B; }
.wa-float svg { width: 20px; height: 20px; flex-shrink: 0; }
@media (max-width: 500px) {
  .wa-float span { display: none; }
  .wa-float { padding: 14px; }
}