*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background: #07071a;
  color: #e8e8f5;
  line-height: 1.7;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

:root {
  --grad-brand: linear-gradient(90deg, #4c6ef5 0%, #7048e8 35%, #f7971e 70%, #fa5252 100%);
  --grad-brand-soft: linear-gradient(135deg, #4c6ef5, #7048e8, #f7971e, #fa5252);
  --grad-hero: linear-gradient(135deg, #ffffff 0%, #ffd43b 35%, #f7971e 65%, #fa5252 100%);
  --grad-warm: linear-gradient(90deg, #f7971e, #ffd200);
  --c-blue: #4c6ef5;
  --c-purple: #7048e8;
  --c-orange: #f7971e;
  --c-red: #fa5252;
  --c-yellow: #ffd43b;
  --c-pink: #e64980;
  --bg-1: #07071a;
  --bg-2: #0d0d24;
}

/* === ANIMATED BACKGROUND BLOBS === */
.bg-blobs { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.bg-blobs::before, .bg-blobs::after {
  content: ''; position: absolute; border-radius: 50%; filter: blur(120px); opacity: .35;
  animation: float 18s ease-in-out infinite;
}
.bg-blobs::before {
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--c-purple), transparent 70%);
  top: -100px; left: -100px;
}
.bg-blobs::after {
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--c-orange), transparent 70%);
  bottom: -150px; right: -150px;
  animation-delay: -9s;
}
@keyframes float {
  0%, 100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(40px, -30px) scale(1.1); }
}

/* === NAVBAR === */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 2.5rem;
  background: rgba(7,7,26,.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.nav-brand { display: flex; align-items: center; gap: .7rem; }
.nav-brand img { width: 38px; height: 38px; filter: drop-shadow(0 0 12px rgba(247,151,30,.4)); }
.nav-logo {
  font-size: 1.6rem; font-weight: 900;
  background: var(--grad-brand);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  letter-spacing: 3px;
}
.nav-links { display: flex; gap: 1.8rem; }
.nav-links a { font-size: .9rem; font-weight: 500; color: #ccc; transition: color .3s; }
.nav-links a:hover { color: var(--c-yellow); }
.nav-cta {
  background: var(--grad-brand);
  color: #fff !important; font-weight: 700;
  padding: .55rem 1.4rem; border-radius: 50px;
  transition: transform .3s, box-shadow .3s;
  box-shadow: 0 4px 18px rgba(112,72,232,.4);
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(250,82,82,.5); }

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center; position: relative; overflow: hidden;
  padding: 7rem 2rem 4rem;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url('https://images.unsplash.com/photo-1492684223066-81342ee5ff30?w=1600&q=80') center/cover no-repeat;
  filter: brightness(0.2) saturate(1.4);
}
.hero-overlay {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(76,110,245,.35) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(247,151,30,.3) 0%, transparent 60%),
    radial-gradient(ellipse at 60% 80%, rgba(250,82,82,.25) 0%, transparent 60%);
}
.hero-content { position: relative; z-index: 1; }
.hero-logo {
  width: 110px; height: 110px; margin: 0 auto 1.5rem;
  filter: drop-shadow(0 0 30px rgba(247,151,30,.6));
  animation: spin-slow 20s linear infinite;
}
@keyframes spin-slow { to { transform: rotate(360deg); } }
.hero-badge {
  display: inline-block;
  background: rgba(112,72,232,.18);
  border: 1px solid rgba(247,151,30,.5);
  color: var(--c-yellow); font-size: .85rem; font-weight: 600;
  padding: .45rem 1.2rem; border-radius: 50px;
  margin-bottom: 1.3rem; letter-spacing: 1px;
}
.hero h1 {
  font-size: clamp(2.2rem, 6vw, 4.5rem); font-weight: 900; line-height: 1.1;
  background: var(--grad-hero);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  margin-bottom: 1.2rem;
}
.hero p { font-size: clamp(1rem, 2vw, 1.25rem); color: #ddd; max-width: 640px; margin: 0 auto 2.5rem; }
.hero-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  background: var(--grad-brand);
  color: #fff; font-weight: 700; font-size: 1rem;
  padding: .9rem 2.3rem; border-radius: 50px;
  box-shadow: 0 6px 28px rgba(112,72,232,.45);
  transition: transform .3s, box-shadow .3s;
  position: relative; overflow: hidden;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 36px rgba(250,82,82,.55); }
.btn-outline {
  border: 2px solid rgba(255,255,255,.35); color: #fff; font-weight: 600; font-size: 1rem;
  padding: .87rem 2.2rem; border-radius: 50px; transition: border-color .3s, background .3s;
}
.btn-outline:hover { border-color: var(--c-yellow); background: rgba(255,212,59,.08); }



/* === SECTION === */
section { padding: 6rem 2rem; position: relative; }
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-label {
  display: inline-block;
  background: rgba(112,72,232,.15); border: 1px solid rgba(247,151,30,.35);
  color: var(--c-yellow); font-size: .78rem; font-weight: 700;
  padding: .35rem 1rem; border-radius: 50px;
  letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 1rem;
}
.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800;
  background: linear-gradient(90deg, #fff, #ffd43b);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.section-header p { color: #999; max-width: 580px; margin: .9rem auto 0; }

/* === FEATURED === */
#featured { background: linear-gradient(180deg, #07071a 0%, #11112e 100%); position: relative; }
#featured::before {
  content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 70%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-orange), transparent);
}
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 2rem; max-width: 1150px; margin: 0 auto;
}
.featured-card {
  position: relative;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 22px; padding: 2.5rem 2rem;
  text-align: center;
  transition: transform .35s, box-shadow .35s, border-color .35s;
  overflow: hidden;
}
.featured-card::before {
  content: ''; position: absolute; inset: 0;
  background: var(--grad-brand-soft);
  opacity: 0; transition: opacity .4s; z-index: -1;
  filter: blur(40px);
}
.featured-card:hover {
  transform: translateY(-10px);
  border-color: rgba(247,151,30,.4);
  box-shadow: 0 20px 60px rgba(112,72,232,.3);
}
.featured-card:hover::before { opacity: .25; }
.featured-icon {
  width: 80px; height: 80px; margin: 0 auto 1.3rem;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.4rem; border-radius: 50%;
  background: var(--grad-brand-soft);
  box-shadow: 0 8px 26px rgba(112,72,232,.45);
}
.featured-card h3 { font-size: 1.35rem; font-weight: 800; color: #fff; margin-bottom: .8rem; }
.featured-card > p { color: #aaa; font-size: .92rem; margin-bottom: 1.5rem; }
.featured-tags { display: flex; flex-direction: column; gap: .5rem; }
.featured-tag {
  background: rgba(247,151,30,.08);
  border: 1px solid rgba(247,151,30,.25);
  color: var(--c-yellow);
  font-size: .82rem; font-weight: 600;
  padding: .45rem .9rem; border-radius: 10px;
  transition: background .3s;
}
.featured-tag:hover { background: rgba(247,151,30,.18); }

/* === SERVICES === */
#services { background: var(--bg-2); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.8rem; max-width: 1200px; margin: 0 auto;
}
.service-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px; overflow: hidden;
  transition: transform .3s, border-color .3s, box-shadow .3s;
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(112,72,232,.45);
  box-shadow: 0 14px 44px rgba(0,0,0,.55);
}
.service-img { width: 100%; height: 180px; object-fit: cover; transition: transform .4s; }
.service-card:hover .service-img { transform: scale(1.05); }
.service-img-wrap { overflow: hidden; position: relative; }
.service-img-wrap::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(7,7,26,.9) 100%);
}
.service-body { padding: 1.5rem; }
.service-icon { font-size: 2rem; margin-bottom: .7rem; }
.service-card h3 { font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: .5rem; }
.service-card p { color: #999; font-size: .88rem; }
.service-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1rem; }
.service-tag {
  background: rgba(112,72,232,.12); border: 1px solid rgba(112,72,232,.3);
  color: #a294ff; font-size: .72rem; font-weight: 600;
  padding: .25rem .7rem; border-radius: 50px;
}

/* === GALLERY === */
.gallery-strip {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px;
  max-height: 280px; overflow: hidden;
}
.gallery-strip img { width: 100%; height: 140px; object-fit: cover; transition: transform .4s; }
.gallery-strip img:hover { transform: scale(1.06); }
.gallery-strip .tall { grid-row: span 2; height: 286px; }

/* === ABOUT === */
#about { background: var(--bg-1); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; max-width: 1100px; margin: 0 auto; align-items: center; }
.about-img-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.about-img-grid img { border-radius: 12px; width: 100%; height: 160px; object-fit: cover; }
.about-img-grid img:first-child { grid-column: span 2; height: 200px; }
.about-text h2 {
  font-size: 2rem; font-weight: 800; margin-bottom: 1rem;
  background: linear-gradient(90deg, #fff, var(--c-yellow));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.about-text p { color: #aaa; margin-bottom: 1rem; }
.about-text .highlight {
  background: var(--grad-warm);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  font-weight: 700;
}

/* === TECH === */
#technology { background: var(--bg-2); }
.tech-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; max-width: 1100px; margin: 0 auto; }
.tech-card {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08);
  border-radius: 20px; overflow: hidden; transition: transform .3s, box-shadow .3s;
}
.tech-card:hover { transform: translateY(-6px); box-shadow: 0 18px 50px rgba(0,0,0,.55); }
.tech-card-img { width: 100%; height: 160px; object-fit: cover; }
.tech-card-body { padding: 1.8rem; }
.tech-card-header { display: flex; align-items: center; gap: .8rem; margin-bottom: 1.2rem; }
.tech-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; }
.tech-card h3 { font-size: 1.1rem; font-weight: 700; color: #fff; }
.tech-card ul { list-style: none; }
.tech-card ul li {
  color: #aaa; font-size: .88rem; padding: .45rem 0;
  border-bottom: 1px solid rgba(255,255,255,.05);
  display: flex; align-items: center; gap: .6rem;
}
.tech-card ul li:last-child { border-bottom: none; }
.tech-card ul li::before { content: '✦'; color: var(--c-orange); font-size: .6rem; }

/* === WHY === */
#why { background: var(--bg-1); }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; max-width: 1100px; margin: 0 auto; }
.why-card {
  text-align: center; padding: 2rem 1.5rem;
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.07);
  border-radius: 16px; transition: border-color .3s, transform .3s;
}
.why-card:hover { border-color: rgba(247,151,30,.4); transform: translateY(-4px); }
.why-icon { font-size: 2.4rem; margin-bottom: 1rem; }
.why-card h4 { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: .5rem; }
.why-card p { color: #999; font-size: .85rem; }

/* === WORKFLOW === */
#workflow { background: var(--bg-2); }
.workflow-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; max-width: 1100px; margin: 0 auto; align-items: center; }
.workflow-img { border-radius: 20px; width: 100%; height: 420px; object-fit: cover; }
.workflow-steps { display: flex; flex-direction: column; gap: 0; }
.step { display: flex; gap: 1.2rem; position: relative; padding-bottom: 2rem; }
.step:last-child { padding-bottom: 0; }
.step-num {
  flex-shrink: 0; width: 42px; height: 42px;
  background: var(--grad-brand); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: #fff; font-size: .95rem;
  position: relative; z-index: 1;
  box-shadow: 0 4px 14px rgba(112,72,232,.4);
}
.step::before {
  content: ''; position: absolute;
  left: 20px; top: 42px; bottom: 0; width: 2px;
  background: rgba(255,255,255,.08);
}
.step:last-child::before { display: none; }
.step-content { padding-top: .4rem; }
.step-content h4 { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: .3rem; }
.step-content p { color: #999; font-size: .88rem; }

/* === FAQ === */
#faq { background: var(--bg-1); }
.faq-wrap { max-width: 850px; margin: 0 auto; }
.faq-item {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px;
  margin-bottom: 1rem;
  overflow: hidden;
  transition: border-color .3s, box-shadow .3s;
}
.faq-item:hover { border-color: rgba(247,151,30,.3); }
.faq-item[open] {
  border-color: rgba(112,72,232,.4);
  box-shadow: 0 8px 30px rgba(112,72,232,.15);
}
.faq-item summary {
  cursor: pointer;
  padding: 1.3rem 1.5rem;
  font-weight: 700; font-size: 1.02rem; color: #fff;
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem;
  list-style: none;
  transition: color .3s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.6rem; font-weight: 300;
  color: var(--c-yellow);
  transition: transform .3s;
  line-height: 1;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--c-yellow); }
.faq-answer {
  padding: 0 1.5rem 1.3rem;
  color: #bbb; font-size: .94rem; line-height: 1.7;
}

/* === CONTACT === */
#contact { position: relative; overflow: hidden; background: var(--bg-1); }
.contact-bg {
  position: absolute; inset: 0;
  background: url('images/concert.jpg') center/cover no-repeat;
  filter: brightness(0.12) saturate(1.3);
}
.contact-overlay {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(112,72,232,.2) 0%, transparent 70%);
}
.contact-inner { position: relative; z-index: 1; }
.contact-box {
  max-width: 800px; margin: 0 auto;
  background: rgba(7,7,26,.78);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 24px; padding: 3.5rem;
  text-align: center; backdrop-filter: blur(16px);
}
.contact-box h2 {
  font-size: 2rem; font-weight: 800; margin-bottom: 1rem;
  background: var(--grad-hero);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.contact-box > p { color: #bbb; margin-bottom: 2.5rem; }
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem; margin-bottom: 2.5rem;
}
.contact-item {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px; padding: 1.2rem;
  transition: transform .3s, border-color .3s;
}
.contact-item:hover { transform: translateY(-3px); border-color: rgba(247,151,30,.4); }
.ci-icon { font-size: 1.7rem; margin-bottom: .5rem; }
.contact-item p { color: #bbb; font-size: .85rem; margin: 0; }
.contact-item strong { display: block; color: #fff; font-size: .9rem; margin-bottom: .2rem; }

/* === FOOTER === */
footer {
  background: #050512;
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 2.5rem 2rem; text-align: center;
}
.footer-brand {
  display: flex; align-items: center; justify-content: center; gap: .7rem;
  margin-bottom: .5rem;
}
.footer-brand img { width: 32px; height: 32px; }
.footer-logo {
  font-size: 1.4rem; font-weight: 900;
  background: var(--grad-brand);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  letter-spacing: 3px;
}
footer p { color: #666; font-size: .85rem; }
.footer-social { display: flex; justify-content: center; gap: 1rem; margin-top: 1rem; }
.footer-social a {
  color: #888; font-size: .85rem; transition: color .3s;
}
.footer-social a:hover { color: var(--c-yellow); }

/* === FLOATING WHATSAPP === */
.wa-float {
  position: fixed; bottom: 24px; right: 24px;
  width: 60px; height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 24px rgba(37,211,102,.5);
  z-index: 998;
  font-size: 1.8rem;
  transition: transform .3s, box-shadow .3s;
  animation: pulse-wa 2s ease-in-out infinite;
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 10px 30px rgba(37,211,102,.7); }
@keyframes pulse-wa {
  0%, 100% { box-shadow: 0 6px 24px rgba(37,211,102,.5); }
  50% { box-shadow: 0 6px 24px rgba(37,211,102,.5), 0 0 0 15px rgba(37,211,102,0); }
}

/* === LED DISPLAY SPECS === */
#led-specs {
  background: linear-gradient(180deg, var(--bg-2) 0%, #0a0a20 100%);
  position: relative;
}
#led-specs::before {
  content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 60%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-blue), var(--c-orange), transparent);
}

/* GROUP HEADER (Outdoor / Indoor) */
.led-group { max-width: 1200px; margin: 0 auto; }
.led-group-header {
  display: flex; align-items: center; gap: 1.2rem;
  margin-bottom: 2rem;
  padding: 1.2rem 1.5rem;
  background: linear-gradient(90deg, rgba(247,151,30,.08), transparent);
  border-left: 4px solid var(--c-orange);
  border-radius: 8px;
}
.led-group-header h3 {
  font-size: 1.4rem; font-weight: 800; color: #fff;
  margin-bottom: .25rem;
  background: var(--grad-warm);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.led-group-header p { color: #aaa; font-size: .9rem; margin: 0; }
.led-group-icon {
  width: 56px; height: 56px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem; flex-shrink: 0;
}
.led-group-icon.outdoor {
  background: linear-gradient(135deg, rgba(247,151,30,.25), rgba(250,82,82,.25));
  border: 1px solid rgba(247,151,30,.4);
}
.led-group-icon.indoor {
  background: linear-gradient(135deg, rgba(76,110,245,.25), rgba(112,72,232,.25));
  border: 1px solid rgba(112,72,232,.4);
}

/* INDOOR group uses cool palette */
.led-group:nth-of-type(2) .led-group-header {
  background: linear-gradient(90deg, rgba(112,72,232,.1), transparent);
  border-left-color: var(--c-purple);
}
.led-group:nth-of-type(2) .led-group-header h3 {
  background: linear-gradient(90deg, #a294ff, var(--c-blue));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}

/* GRID */
.led-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(265px, 1fr));
  gap: 1.6rem;
}

/* CARD */
.led-card {
  position: relative;
  background: linear-gradient(145deg, rgba(76,110,245,.06), rgba(247,151,30,.04));
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 20px;
  padding: 2rem 1.6rem;
  transition: transform .35s, border-color .35s, box-shadow .35s;
  overflow: hidden;
}
.led-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--grad-warm);
  opacity: .7; transition: opacity .3s;
}
.led-card.indoor::before {
  background: linear-gradient(90deg, var(--c-blue), var(--c-purple));
}
.led-card:hover {
  transform: translateY(-8px);
  border-color: rgba(247,151,30,.45);
  box-shadow: 0 18px 50px rgba(112,72,232,.25);
}
.led-card.indoor:hover {
  border-color: rgba(112,72,232,.5);
  box-shadow: 0 18px 50px rgba(76,110,245,.3);
}
.led-card:hover::before { opacity: 1; }

/* BADGE */
.led-badge {
  position: absolute;
  top: 1.2rem; right: 1.2rem;
  background: var(--grad-warm);
  color: #0a0a1a; font-weight: 800; font-size: .85rem;
  padding: .35rem .85rem; border-radius: 50px;
  letter-spacing: 1px;
  box-shadow: 0 4px 14px rgba(247,151,30,.4);
}
.led-badge.indoor {
  background: linear-gradient(90deg, var(--c-blue), var(--c-purple));
  color: #fff;
  box-shadow: 0 4px 14px rgba(112,72,232,.5);
}

/* CARD CONTENT */
.led-card-header {
  padding-right: 3.5rem;
  margin-bottom: 1.3rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.led-icon {
  width: 44px; height: 44px;
  background: rgba(247,151,30,.12);
  border: 1px solid rgba(247,151,30,.3);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; margin-bottom: .9rem;
}
.led-card.indoor .led-icon {
  background: rgba(112,72,232,.12);
  border-color: rgba(112,72,232,.35);
}
.led-card h4 {
  font-size: 1.08rem; font-weight: 800; color: #fff;
  margin-bottom: .4rem; letter-spacing: .3px;
}
.led-tagline {
  color: #999; font-size: .8rem; font-style: italic; line-height: 1.4;
}

/* SPECS LIST */
.led-specs { list-style: none; }
.led-specs li {
  display: flex; justify-content: space-between; align-items: center;
  padding: .6rem 0;
  border-bottom: 1px dashed rgba(255,255,255,.07);
  font-size: .88rem;
}
.led-specs li:last-child { border-bottom: none; }
.led-specs li span { color: #888; font-weight: 500; }
.led-specs li strong {
  background: var(--grad-warm);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  font-weight: 800; letter-spacing: .3px;
}
.led-card.indoor .led-specs li strong {
  background: linear-gradient(90deg, #a294ff, var(--c-blue));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}

/* CTA */
.led-cta {
  text-align: center;
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255,255,255,.08);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.led-cta p { color: #aaa; margin-bottom: 1.2rem; font-size: 1rem; }

/* RESPONSIVE FOR GROUP HEADER */
@media (max-width: 600px) {
  .led-group-header { flex-direction: column; align-items: flex-start; text-align: left; }
  .led-group-header h3 { font-size: 1.2rem; }
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .about-grid, .workflow-wrap { grid-template-columns: 1fr; }
  .workflow-img { height: 260px; }
}
@media (max-width: 768px) {
  nav { padding: .9rem 1.2rem; }
  .nav-links { display: none; }
  section { padding: 4rem 1.2rem; }
  .contact-box { padding: 2rem 1.2rem; }
  .gallery-strip { grid-template-columns: repeat(2,1fr); }
  .hero-logo { width: 85px; height: 85px; }
}

/* ============ CONTACT FORM ============ */
.contact-grid-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
  margin-top: 2.5rem;
}
@media (max-width: 900px) {
  .contact-grid-wrap { grid-template-columns: 1fr; }
}
.contact-form-box {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 18px;
  padding: 2rem;
  backdrop-filter: blur(6px);
}
.contact-form-box h3 {
  color: #fff;
  font-size: 1.3rem;
  margin-bottom: .4rem;
}
.contact-form-box .form-sub {
  color: #aaa;
  font-size: .9rem;
  margin-bottom: 1.5rem;
}
.form-group {
  margin-bottom: 1.1rem;
  text-align: left;
}
.form-group label {
  display: block;
  color: #ddd;
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: .4rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .8rem 1rem;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.06);
  color: #fff;
  font-size: .95rem;
  font-family: inherit;
  outline: none;
  transition: border-color .25s, background .25s;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #888; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--c-yellow, #f7971e);
  background: rgba(255,255,255,.09);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-error {
  color: #ff6b6b;
  font-size: .78rem;
  margin-top: .35rem;
  display: none;
}
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: #ff6b6b;
}
.form-group.has-error .form-error { display: block; }

.btn-submit {
  width: 100%;
  padding: .95rem 1.4rem;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--c-yellow, #f7971e), #fa5252);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  transition: transform .25s, box-shadow .25s, opacity .25s;
}
.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(250,82,82,.45); }
.btn-submit:disabled { opacity: .65; cursor: not-allowed; transform: none; box-shadow: none; }

.btn-submit .spinner {
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(255,255,255,.4);
  border-top-color: #fff;
  border-radius: 50%;
  display: none;
  animation: spin .7s linear infinite;
}
.btn-submit.loading .spinner { display: inline-block; }
.btn-submit.loading .btn-submit-text { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Toast notification */
#form-toast {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  max-width: 340px;
  padding: 1rem 1.2rem;
  border-radius: 12px;
  font-size: .9rem;
  font-weight: 500;
  color: #fff;
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  box-shadow: 0 12px 30px rgba(0,0,0,.35);
  transform: translateX(120%);
  opacity: 0;
  transition: transform .4s ease, opacity .4s ease;
}
#form-toast.show { transform: translateX(0); opacity: 1; }
#form-toast.success { background: linear-gradient(135deg, #2f9e44, #37b24d); }
#form-toast.error { background: linear-gradient(135deg, #c92a2a, #e03131); }
#form-toast .toast-icon { font-size: 1.3rem; line-height: 1; }
#form-toast .toast-close {
  margin-left: auto;
  cursor: pointer;
  opacity: .8;
  font-size: 1rem;
}
@media (max-width: 480px) {
  #form-toast { left: 12px; right: 12px; max-width: none; top: 12px; }
}

.contact-inner { max-width: 1100px; margin: 0 auto; }
.contact-inner .contact-box { margin-bottom: 0; }
@media (min-width: 901px) {
  .contact-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: start;
  }
}