/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: #050810;
  color: #e2e8f0;
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* ===== VARIABLES ===== */
:root {
  --blue: #2563eb;
  --blue-light: #3b82f6;
  --blue-glow: rgba(37,99,235,0.4);
  --cyan: #06b6d4;
  --purple: #7c3aed;
  --dark: #050810;
  --dark-2: #0b1120;
  --dark-3: #111827;
  --card-bg: rgba(255,255,255,0.04);
  --border: rgba(255,255,255,0.08);
  --text-muted: #94a3b8;
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 50px; font-weight: 600;
  font-size: 0.95rem; cursor: pointer; border: none;
  transition: var(--transition); white-space: nowrap;
}
.btn--primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
  color: #fff;
  box-shadow: 0 0 30px var(--blue-glow);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 0 50px var(--blue-glow); }
.btn--ghost {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,0.2);
  color: #fff;
}
.btn--ghost:hover { border-color: var(--blue-light); color: var(--blue-light); }
.btn--full { width: 100%; justify-content: center; }
.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn__icon { transition: transform var(--transition); }
.btn:hover .btn__icon { transform: translateX(4px); }

/* ===== NAV ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(5,8,16,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.nav--scrolled { background: rgba(5,8,16,0.98); }
.nav__inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  height: 68px; display: flex; align-items: center; justify-content: space-between;
}
.nav__logo { display: flex; align-items: center; gap: 8px; }
.nav__logo-icon { color: var(--blue-light); font-size: 1.4rem; }
.nav__logo-text { font-family: 'Outfit', sans-serif; font-size: 1.25rem; letter-spacing: -0.5px; color: #fff; }
.nav__logo-text strong { color: var(--blue-light); }
.nav__links { display: flex; align-items: center; gap: 32px; }
.nav__links a { font-size: 0.9rem; color: var(--text-muted); transition: color var(--transition); }
.nav__links a:hover { color: #fff; }
.nav__cta { background: var(--blue) !important; color: #fff !important; padding: 9px 22px; border-radius: 50px; font-weight: 600; }
.nav__cta:hover { background: var(--blue-light) !important; }
.nav__burger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav__burger span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: var(--transition); }
.nav__mobile { display: none; flex-direction: column; gap: 0; background: var(--dark-2); border-top: 1px solid var(--border); }
.nav__mobile a { padding: 16px 24px; font-size: 1rem; border-bottom: 1px solid var(--border); color: var(--text-muted); }
.nav__mobile a:hover { color: #fff; background: var(--card-bg); }
.nav__mobile.open { display: flex; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh; display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center; gap: 48px;
  padding: 100px 24px 60px;
  max-width: 1200px; margin: 0 auto;
  position: relative;
}
.hero__bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
}
.hero__orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: 0.25;
}
.hero__orb--1 { width: 600px; height: 600px; background: var(--blue); top: -200px; left: -200px; animation: float1 8s ease-in-out infinite; }
.hero__orb--2 { width: 400px; height: 400px; background: var(--purple); top: 30%; right: -100px; animation: float2 10s ease-in-out infinite; }
.hero__orb--3 { width: 300px; height: 300px; background: var(--cyan); bottom: 0; left: 40%; animation: float3 7s ease-in-out infinite; }
.hero__grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(37,99,235,0.06) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(37,99,235,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}
@keyframes float1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(30px,40px)} }
@keyframes float2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-40px,30px)} }
@keyframes float3 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(20px,-30px)} }

.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(37,99,235,0.15); border: 1px solid rgba(37,99,235,0.3);
  padding: 8px 16px; border-radius: 50px; font-size: 0.8rem;
  color: var(--blue-light); margin-bottom: 24px; font-weight: 500;
}
.hero__badge-dot { width: 7px; height: 7px; background: var(--cyan); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.5;transform:scale(0.8)} }

.hero__title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800; line-height: 1.1;
  color: #fff; margin-bottom: 20px; letter-spacing: -1px;
}
.hero__title-gradient {
  background: linear-gradient(135deg, var(--blue-light), var(--cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero__sub { font-size: 1.05rem; color: var(--text-muted); margin-bottom: 32px; max-width: 480px; }
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero__stats {
  display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
  padding: 20px 24px;
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); backdrop-filter: blur(10px);
}
.hero__stat { text-align: center; }
.hero__stat-value { display: block; font-family: 'Outfit', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--blue-light); }
.hero__stat-label { display: block; font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.hero__stat-divider { width: 1px; height: 36px; background: var(--border); }

.hero__visual { position: relative; display: flex; align-items: center; justify-content: center; }
.hero__screen-wrap { position: relative; width: 100%; }
.hero__screen-glow {
  position: absolute; inset: -30px;
  background: radial-gradient(ellipse, var(--blue-glow), transparent 70%);
  border-radius: 50%; z-index: 0;
}
.hero__screen {
  position: relative; z-index: 1;
  border-radius: 20px; overflow: hidden;
  border: 1px solid rgba(59,130,246,0.3);
  box-shadow: 0 0 60px rgba(37,99,235,0.25), 0 30px 60px rgba(0,0,0,0.5);
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #0f1729 0%, #1a2640 50%, #0a1020 100%);
}
.hero__screen--fallback::after {
  content: 'P2 Curved Flexible LED Panel';
  display: flex; align-items: center; justify-content: center;
  height: 100%; font-size: 1.1rem; color: var(--blue-light);
  font-weight: 600; text-align: center; padding: 20px;
}
.hero__img { width: 100%; height: 100%; object-fit: cover; }
.hero__screen-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(5,8,16,0.4) 0%, transparent 50%);
}
.hero__screen-tag {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  background: rgba(5,8,16,0.85); border: 1px solid var(--border);
  backdrop-filter: blur(10px); padding: 6px 16px; border-radius: 50px;
  font-size: 0.75rem; color: var(--blue-light); white-space: nowrap; z-index: 2;
}
.hero__scroll {
  position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px;
}
.hero__scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--blue-light), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine { 0%{opacity:1;transform:scaleY(1)} 100%{opacity:0;transform:scaleY(0)} }

/* ===== BAND ===== */
.band {
  background: linear-gradient(135deg, rgba(37,99,235,0.15), rgba(124,58,237,0.15));
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 18px 24px;
}
.band__inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: center;
  gap: 20px; flex-wrap: wrap;
}
.band__item { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; font-weight: 500; color: #cbd5e1; }
.band__icon { color: var(--blue-light); }
.band__sep { color: var(--border); }

/* ===== SECTION COMMONS ===== */
.section-header { text-align: center; margin-bottom: 56px; }
.section-badge {
  display: inline-block; padding: 6px 18px; border-radius: 50px;
  font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px;
  background: rgba(37,99,235,0.15); color: var(--blue-light);
  border: 1px solid rgba(37,99,235,0.25); margin-bottom: 16px;
}
.section-badge--dark { background: rgba(255,255,255,0.08); color: #fff; border-color: var(--border); }
.section-badge--glow { background: rgba(37,99,235,0.2); color: var(--cyan); border-color: rgba(6,182,212,0.3); }
.section-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800; line-height: 1.15; color: #fff;
  margin-bottom: 16px; letter-spacing: -0.5px;
}
.section-title--light { color: #fff; }
.section-sub { font-size: 1rem; color: var(--text-muted); max-width: 520px; margin: 0 auto; }

/* ===== FEATURES ===== */
.features { padding: 100px 0; }
.features__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.feature-card--large { grid-row: span 2; }

.feature-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 36px;
  transition: var(--transition); position: relative; overflow: hidden;
}
.feature-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(37,99,235,0.05), transparent);
  opacity: 0; transition: var(--transition);
}
.feature-card:hover { border-color: rgba(59,130,246,0.4); transform: translateY(-4px); }
.feature-card:hover::before { opacity: 1; }

.feature-card__icon-wrap { margin-bottom: 20px; }
.feature-card__icon { font-size: 2.2rem; }
.feature-card__title { font-family: 'Outfit', sans-serif; font-size: 1.3rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
.feature-card__text { color: var(--text-muted); font-size: 0.95rem; line-height: 1.75; }
.feature-card__text strong { color: var(--blue-light); }
.feature-card__stat { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--border); }
.feature-card__stat-n { display: block; font-family: 'Outfit', sans-serif; font-size: 2.8rem; font-weight: 800; color: var(--blue-light); line-height: 1; }
.feature-card__stat-u { font-size: 0.85rem; color: var(--text-muted); }
.feature-card__pill { display: inline-block; margin-top: 20px; padding: 6px 16px; background: rgba(6,182,212,0.15); border: 1px solid rgba(6,182,212,0.25); border-radius: 50px; font-size: 0.8rem; font-weight: 600; color: var(--cyan); }

/* ===== SPECS ===== */
.specs {
  padding: 100px 0;
  background: linear-gradient(180deg, transparent 0%, var(--dark-2) 20%, var(--dark-2) 80%, transparent 100%);
}
.specs__layout { display: grid; grid-template-columns: 1fr 1.3fr; gap: 48px; align-items: start; }
.specs__visual { position: sticky; top: 100px; }
.specs__visual-inner {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px; position: relative; overflow: hidden;
}
.specs__glow {
  position: absolute; top: -60px; left: 50%; transform: translateX(-50%);
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(37,99,235,0.3), transparent 70%);
  pointer-events: none;
}
.specs__module { position: relative; z-index: 1; margin-bottom: 20px; }
.specs__module-label { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 12px; text-align: center; }
.specs__module-grid {
  display: grid; grid-template-columns: repeat(16, 1fr);
  gap: 2px; padding: 16px;
  background: #0a0f1e; border-radius: 10px; border: 1px solid var(--border);
}
.specs__module-grid span {
  aspect-ratio: 1; border-radius: 1px;
  background: rgba(37,99,235,0.4);
  transition: background 0.1s;
}
.specs__badge-wrap { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.specs__badge {
  padding: 8px 18px; background: rgba(37,99,235,0.15);
  border: 1px solid rgba(37,99,235,0.3); border-radius: 50px;
  font-size: 0.85rem; color: var(--blue-light); font-weight: 600;
}
.specs__badge span { color: #fff; }

.specs__table-wrap { display: flex; flex-direction: column; gap: 20px; }
.specs__table { width: 100%; border-collapse: collapse; }
.specs__table th, .specs__table td {
  padding: 14px 18px; font-size: 0.9rem; text-align: left;
  border-bottom: 1px solid var(--border);
}
.specs__table th { color: var(--text-muted); font-weight: 500; width: 42%; }
.specs__table td { color: #fff; font-weight: 500; }
.specs__table tr:hover td, .specs__table tr:hover th { background: var(--card-bg); }
.specs__table tr:last-child th, .specs__table tr:last-child td { border-bottom: none; }

/* ===== APPLICATIONS ===== */
.applications { padding: 100px 0; }
.apps__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.app-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
  transition: var(--transition);
  animation: fadeUp 0.6s ease both;
  animation-delay: var(--delay);
}
@keyframes fadeUp { from{opacity:0;transform:translateY(20px)} to{opacity:1;transform:translateY(0)} }
.app-card:hover { border-color: rgba(59,130,246,0.4); transform: translateY(-4px); background: rgba(37,99,235,0.08); }
.app-card__icon { font-size: 2rem; margin-bottom: 16px; }
.app-card__title { font-family: 'Outfit', sans-serif; font-size: 1.05rem; font-weight: 700; color: #fff; margin-bottom: 10px; }
.app-card__text { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

/* ===== WHY ===== */
.why {
  padding: 100px 0;
  background: linear-gradient(135deg, rgba(37,99,235,0.06) 0%, rgba(124,58,237,0.06) 100%);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.why__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.why__text { color: var(--text-muted); font-size: 1rem; line-height: 1.8; margin-bottom: 28px; }
.why__list { display: flex; flex-direction: column; gap: 14px; list-style: none; }
.why__list li { display: flex; align-items: center; gap: 12px; font-size: 0.95rem; color: #cbd5e1; }
.why__check { color: var(--cyan); font-weight: 700; font-size: 1rem; }
.why__cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.why__card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px; text-align: center;
  transition: var(--transition);
}
.why__card:hover { border-color: rgba(59,130,246,0.4); transform: translateY(-3px); }
.why__card-num { font-family: 'Outfit', sans-serif; font-size: 2.2rem; font-weight: 800; color: var(--blue-light); line-height: 1; margin-bottom: 8px; }
.why__card-label { font-size: 0.82rem; color: var(--text-muted); font-weight: 500; }

/* ===== CONTACT ===== */
.contact { padding: 100px 0; }
.contact__inner { display: grid; grid-template-columns: 1fr 1.2fr; gap: 64px; align-items: start; }
.contact__sub { color: var(--text-muted); font-size: 1rem; line-height: 1.8; margin-bottom: 40px; }
.contact__details { display: flex; flex-direction: column; gap: 20px; }
.contact__item {
  display: flex; align-items: center; gap: 16px;
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 16px 20px;
  transition: var(--transition);
}
a.contact__item:hover { border-color: rgba(59,130,246,0.4); transform: translateX(4px); }
.contact__item-icon { font-size: 1.5rem; }
.contact__item-label { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.contact__item-value { font-size: 0.95rem; color: #fff; font-weight: 600; }

.contact__form {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 36px; display: flex; flex-direction: column; gap: 18px;
}
.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: 600; color: #cbd5e1; text-transform: uppercase; letter-spacing: 0.5px; }
.form__group input, .form__group textarea {
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 13px 16px;
  color: #fff; font-size: 0.95rem; font-family: inherit;
  transition: var(--transition); outline: none; resize: vertical;
}
.form__group input:focus, .form__group textarea:focus {
  border-color: var(--blue-light); background: rgba(37,99,235,0.08);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}
.form__group input::placeholder, .form__group textarea::placeholder { color: #4b5563; }
.form__note { text-align: center; font-size: 0.8rem; color: var(--text-muted); }
.form__success {
  background: rgba(6,182,212,0.1); border: 1px solid rgba(6,182,212,0.3);
  border-radius: var(--radius-sm); padding: 16px; text-align: center;
  color: var(--cyan); font-weight: 600;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark-2); border-top: 1px solid var(--border); padding: 48px 0 24px;
}
.footer__inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 24px; margin-bottom: 32px; }
.footer__tagline { font-size: 0.85rem; color: var(--text-muted); margin-top: 8px; max-width: 320px; }
.footer__links { display: flex; gap: 28px; flex-wrap: wrap; }
.footer__links a { font-size: 0.88rem; color: var(--text-muted); transition: color 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 { font-size: 0.82rem; color: #4b5563; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; text-align: center; padding-top: 120px; }
  .hero__sub, .hero__stats { margin-left: auto; margin-right: auto; }
  .hero__actions { justify-content: center; }
  .hero__visual { max-width: 560px; margin: 0 auto; }
  .hero__scroll { display: none; }
  .features__grid { grid-template-columns: 1fr; }
  .feature-card--large { grid-row: auto; }
  .specs__layout { grid-template-columns: 1fr; }
  .specs__visual { position: static; }
  .why__inner { grid-template-columns: 1fr; }
  .contact__inner { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__burger { display: flex; }
  .apps__grid { grid-template-columns: 1fr 1fr; }
  .why__cards { grid-template-columns: 1fr 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .hero__stats { gap: 16px; }
  .hero__stat-divider { display: none; }
  .band__sep { display: none; }
  .footer__inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .apps__grid { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { text-align: center; justify-content: center; }
  .contact__form { padding: 24px; }
}