/* ============================================================
   pages/home.css — Homepage Sections
   ============================================================ */

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--clr-bg);
}

/* Technical grid background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--clr-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--clr-border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

/* Red glow orb */
.hero::after {
  content: '';
  position: absolute;
  top: 50%; left: 60%;
  transform: translate(-50%, -50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(212,43,43,0.18) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding: var(--space-20) var(--container-pad);
  max-width: var(--container-max);
  margin-inline: auto;
  width: 100%;
}

.hero-content { max-width: 580px; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  animation: fadeInUp 0.6s var(--ease-out) 0.1s both;
}
.hero-eyebrow-dot {
  width: 8px; height: 8px;
  background: var(--clr-red);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--clr-red);
  animation: pulse 2s ease-in-out infinite;
}
.hero-eyebrow-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-red);
}

.hero-headline {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--clr-white);
  margin-bottom: var(--space-6);
  animation: fadeInUp 0.6s var(--ease-out) 0.2s both;
}
.hero-headline em {
  font-style: normal;
  color: var(--clr-red);
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--clr-text);
  line-height: 1.7;
  max-width: 46ch;
  margin-bottom: var(--space-10);
  animation: fadeInUp 0.6s var(--ease-out) 0.3s both;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  animation: fadeInUp 0.6s var(--ease-out) 0.4s both;
}

/* Hero stats row */
.hero-stats {
  display: flex;
  gap: var(--space-10);
  margin-top: var(--space-14);
  padding-top: var(--space-10);
  border-top: 1px solid var(--clr-border);
  animation: fadeInUp 0.6s var(--ease-out) 0.5s both;
}

/* Hero visual panel */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  animation: fadeIn 1s var(--ease-out) 0.3s both;
}
.hero-panel {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border-hi);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  width: 100%;
  max-width: 480px;
  position: relative;
  box-shadow: var(--shadow-card), 0 0 60px rgba(212,43,43,0.08);
}
.hero-panel::before {
  content: 'PRODUCT LINEUP';
  position: absolute;
  top: var(--space-4); left: var(--space-6);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  color: var(--clr-text-dim);
}
.hero-panel::after {
  content: '';
  position: absolute;
  top: var(--space-3); right: var(--space-5);
  width: 6px; height: 6px;
  background: var(--clr-red);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--clr-red);
  animation: pulse 2.5s ease-in-out infinite;
}

.hero-product-list {
  margin-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.hero-product-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: var(--clr-bg-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: border-color var(--transition), background var(--transition);
  cursor: pointer;
}
.hero-product-row:hover {
  border-color: var(--clr-red);
  background: var(--clr-red-dim);
}
.hero-product-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--clr-white);
}
.hero-product-watt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--clr-text-dim);
}
.hero-product-arrow {
  font-size: 0.9rem;
  color: var(--clr-red);
  transition: transform 0.2s;
}
.hero-product-row:hover .hero-product-arrow { transform: translateX(4px); }


/* ── Products Section ─────────────────────────────────────── */
.products-section {
  background: var(--clr-bg-2);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
  flex-wrap: wrap;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

/* ── Why Choose Us ────────────────────────────────────────── */
.why-section { background: var(--clr-bg); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  margin-top: var(--space-12);
}

/* Numbered style */
.why-item {
  position: relative;
  padding-top: var(--space-8);
  border-top: 1px solid var(--clr-border);
  transition: border-color var(--transition);
}
.why-item:hover { border-top-color: var(--clr-red); }

.why-number {
  position: absolute;
  top: var(--space-4);
  right: 0;
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  color: rgba(255,255,255,0.03);
  line-height: 1;
  letter-spacing: -0.04em;
  pointer-events: none;
  user-select: none;
}

/* ── Services Section ─────────────────────────────────────── */
.services-section {
  background: var(--clr-bg-2);
  border-top: 1px solid var(--clr-border);
}

.services-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-16);
  align-items: start;
  margin-top: var(--space-4);
}

.services-intro .section-sub { max-width: 36ch; }

.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-1);
}

.service-item {
  padding: var(--space-6) var(--space-6);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--clr-surface);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--transition), background var(--transition);
}
.service-item:hover {
  border-color: var(--clr-border-hi);
  background: var(--clr-bg-3);
}
.service-icon {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--clr-red-dim);
  border-radius: var(--radius-sm);
}
.service-icon svg {
  width: 18px; height: 18px;
  stroke: var(--clr-red);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.service-title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--clr-white);
}
.service-desc {
  font-size: 0.8rem;
  color: var(--clr-text-dim);
  line-height: 1.6;
  margin: 0;
}

/* ── CTA Section ──────────────────────────────────────────── */
.cta-section {
  background: var(--clr-bg);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 800px; height: 400px;
  background: radial-gradient(ellipse, rgba(212,43,43,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding: var(--space-32) 0;
}
.cta-inner .section-label { justify-content: center; }
.cta-inner .section-label::before { display: none; }
.cta-headline {
  font-size: clamp(2.2rem, 5vw, 4rem);
  margin-bottom: var(--space-6);
  line-height: 1;
}
.cta-sub {
  font-size: 1rem;
  color: var(--clr-text);
  max-width: 48ch;
  margin: 0 auto var(--space-10);
  line-height: 1.7;
}
.cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-10);
}
.cta-note {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--clr-text-dim);
  text-transform: uppercase;
}

/* ── Animations ───────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--clr-red-glow); }
  50%       { box-shadow: 0 0 0 6px transparent; }
}

/* ── Scroll Reveal ────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1200px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .hero-container { grid-template-columns: 1fr; gap: var(--space-12); }
  .hero-visual { display: none; }
  .hero-stats { gap: var(--space-8); }
  .services-layout { grid-template-columns: 1fr; gap: var(--space-10); }
  .services-intro .section-sub { max-width: 100%; }
}

@media (max-width: 640px) {
  .products-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: var(--space-6); flex-wrap: wrap; }
  .section-header { flex-direction: column; align-items: flex-start; }
}