/* ============================================
   SEMCOG.ai — Home Page Styles
   ============================================ */

/* ============================================
   Hero — Split Layout
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  background: var(--gradient-hero);
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 20%, transparent 100%);
}

/* Two-column split */
.hero__split {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding-top: 160px;
  padding-bottom: 130px;
}

.hero__left {
  display: flex;
  flex-direction: column;
}

.hero__right {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Eyebrow */
.hero__eyebrow {
  margin-bottom: 24px;
}

/* Headline */
.hero__headline {
  font-size: clamp(3.2rem, 7vw, 6.8rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.95;
  color: var(--text-primary);
  margin-bottom: 28px;
}

.hero__headline em {
  font-style: normal;
  display: block;
}

/* Sub */
.hero__sub {
  font-size: clamp(0.95rem, 1.4vw, 1.15rem);
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 520px;
  margin-bottom: 40px;
  font-weight: 300;
}

/* Actions */
.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

/* Inline stat bar */
.hero__meta {
  display: flex;
  align-items: center;
  margin-bottom: 40px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  overflow: hidden;
  width: fit-content;
  backdrop-filter: blur(8px);
}

.hero__meta-item {
  padding: 12px 22px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.hero__meta-value {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline;
}

.hero__meta-suffix {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent-teal);
  opacity: 0.75;
  display: inline;
}

.hero__meta-label {
  font-size: 0.62rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero__meta-divider {
  width: 1px;
  height: 38px;
  background: var(--border-subtle);
  flex-shrink: 0;
}

/* Scroll hint */
.hero__scroll-hint {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero__scroll-line {
  width: 44px;
  height: 1px;
  background: linear-gradient(90deg, var(--text-muted), transparent);
}

/* ============================================
   Network Diagram (right side of hero)
   ============================================ */
.hero__network-wrap {
  position: relative;
  width: 100%;
  max-width: 500px;
}

.hero__network-svg {
  width: 100%;
  height: auto;
  display: block;
}

.hero__network-labels {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__network-label {
  position: absolute;
  opacity: 0;
  animation: netLabelFade 0.5s ease forwards;
}

.hero__network-label:nth-child(1) { animation-delay: 1.2s; }
.hero__network-label:nth-child(2) { animation-delay: 1.6s; }
.hero__network-label:nth-child(3) { animation-delay: 2.0s; }

@keyframes netLabelFade {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0);   }
}

/* SVG Animations */
.net-node {
  animation: nodeBreath 4s ease-in-out infinite alternate;
}
.net-node--center { animation-duration: 2.5s; }

@keyframes nodeBreath {
  from { opacity: 0.65; }
  to   { opacity: 1;    }
}

.net-line {
  stroke-dasharray: 300;
  stroke-dashoffset: 300;
  animation: drawLine 1.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.net-lines .net-line:nth-child(1)  { animation-delay: 0.1s; }
.net-lines .net-line:nth-child(2)  { animation-delay: 0.2s; }
.net-lines .net-line:nth-child(3)  { animation-delay: 0.3s; }
.net-lines .net-line:nth-child(4)  { animation-delay: 0.4s; }
.net-lines .net-line:nth-child(5)  { animation-delay: 0.5s; }
.net-lines .net-line:nth-child(6)  { animation-delay: 0.6s; }
.net-lines .net-line:nth-child(7)  { animation-delay: 0.7s; }
.net-lines .net-line:nth-child(8)  { animation-delay: 0.8s; }
.net-lines .net-line:nth-child(9)  { animation-delay: 0.9s; }
.net-lines .net-line:nth-child(10) { animation-delay: 1.0s; }
.net-lines .net-line:nth-child(11) { animation-delay: 1.1s; }
.net-lines .net-line:nth-child(12) { animation-delay: 1.2s; }

@keyframes drawLine {
  to { stroke-dashoffset: 0; }
}

.pulse-ring {
  transform-origin: 240px 240px;
  animation: pulseRing 3.5s ease-out infinite;
}
.pulse-ring-1 { animation-delay: 0s; }
.pulse-ring-2 { animation-delay: 1.2s; }
.pulse-ring-3 { animation-delay: 2.4s; }

@keyframes pulseRing {
  0%   { transform: scale(1);    opacity: 0.8; }
  70%  { transform: scale(1.65); opacity: 0;   }
  100% { transform: scale(1.65); opacity: 0;   }
}

/* ============================================
   Marquee ticker (bottom of hero)
   ============================================ */
.hero__marquee {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255,255,255,0.018);
  border-top: 1px solid var(--border-subtle);
  overflow: hidden;
  padding: 13px 0;
}

.marquee {
  overflow: hidden;
  white-space: nowrap;
}

.marquee__inner {
  display: inline-flex;
  animation: marqueeScroll 38s linear infinite;
}

.marquee__inner span {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0 22px;
  flex-shrink: 0;
}

.marquee__dot {
  color: var(--accent-purple-light) !important;
  opacity: 0.45;
}

@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* Hero responsive */
@media (max-width: 1024px) {
  .hero__split {
    grid-template-columns: 1fr;
    gap: 56px;
    padding-top: 140px;
    padding-bottom: 100px;
  }
  .hero__right {
    display: none; /* hide diagram on tablet/mobile to keep focus on copy */
  }
  .hero__sub { max-width: 100%; }
}

@media (max-width: 640px) {
  .hero__headline { font-size: clamp(2.8rem, 11vw, 5rem); }
  .hero__meta { flex-wrap: wrap; }
}

/* ============================================
   Thesis / Pull Quote
   ============================================ */
.thesis {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.thesis__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
  gap: 8px;
}

.thesis__inner .eyebrow { margin-bottom: 20px; }

.thesis__quote {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.2vw, 1.9rem);
  font-weight: 400;
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.6;
  border: none;
  padding: 0;
}

.thesis__cite {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  font-style: normal;
  margin-top: 10px;
}

/* ============================================
   Who We Are — split layout
   ============================================ */
.who__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.who__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--border-subtle);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 20px;
}

.who__stat {
  background: var(--bg-card);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: background var(--transition-fast);
}

.who__stat:hover { background: var(--bg-card-hover); }

.who__card {
  background: var(--bg-glass);
  border: 1px solid var(--border-card);
  border-radius: 10px;
  padding: 24px;
}

.who__card-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: var(--accent-purple-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-purple-light);
  margin-bottom: 12px;
}

.who__card-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

@media (max-width: 900px) {
  .who__layout { grid-template-columns: 1fr; gap: 48px; }
}

/* ============================================
   What We Build — 2-col feature grid
   ============================================ */
.builds__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.builds__feature-card {
  position: relative;
  overflow: hidden;
}

.builds__feature-accent {
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  border-radius: 3px 0 0 3px;
}
.builds__feature-accent--purple { background: var(--gradient-purple); }
.builds__feature-accent--teal   { background: var(--gradient-teal);   }

.builds__icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--bg-glass);
  border: 1px solid var(--border-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-purple-light);
  margin-bottom: 20px;
  padding-left: 3px;
}

.builds__feature-card h3 {
  font-size: 1.05rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.builds__feature-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.72;
}

@media (max-width: 768px) {
  .builds__grid { grid-template-columns: 1fr; }
}

/* ============================================
   Platform Launches — 2-col cards
   ============================================ */
.launches__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.launch-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  overflow: hidden;
  transition: all var(--transition-smooth);
}

.launch-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.launch-card__header {
  position: relative;
  height: 260px;
  overflow: hidden;
}

.launch-card__badge {
  position: absolute;
  bottom: 16px; left: 24px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 100px;
  backdrop-filter: blur(8px);
}

.badge--auralen {
  background: rgba(180,100,180,0.15);
  border: 1px solid rgba(180,100,180,0.3);
  color: #d4a0d4;
}

.badge--inst {
  background: var(--accent-teal-dim);
  border: 1px solid rgba(45,212,191,0.3);
  color: var(--accent-teal);
}

.launch-card__accent { position: absolute; inset: 0; }

.auralen-accent {
  background: radial-gradient(ellipse 110% 200% at 80% -20%, rgba(180,80,180,0.28) 0%, rgba(124,92,191,0.12) 40%, transparent 70%);
}

.inst-accent {
  background: radial-gradient(ellipse 110% 200% at 80% -20%, rgba(45,212,191,0.2) 0%, rgba(8,145,178,0.09) 40%, transparent 70%);
}

.launch-card__body { padding: 28px 28px 32px; }

.launch-card__title {
  font-size: clamp(1.25rem, 2.2vw, 1.6rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.launch-card__desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.76;
  margin-bottom: 24px;
}

.launch-card__features {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.launch-card__features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.launch-card__features li::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent-teal);
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .launches__grid { grid-template-columns: 1fr; }
}

/* ============================================
   Industries — mosaic grid
   ============================================ */
.industries__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border-subtle);
  border-radius: 14px;
  overflow: hidden;
}

.industry-item {
  background: var(--bg-card);
  padding: 28px 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: background var(--transition-fast);
}

.industry-item:hover { background: var(--bg-card-hover); }

.industry-icon {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--accent-purple-dim);
  border: 1px solid rgba(124,92,191,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-purple-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.industry-item:nth-child(even) .industry-icon {
  background: var(--accent-teal-dim);
  border-color: rgba(45,212,191,0.15);
  color: var(--accent-teal);
}

.industry-item h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 5px;
  color: var(--text-primary);
}

.industry-item p {
  font-size: 0.79rem;
  color: var(--text-muted);
  line-height: 1.62;
}

@media (max-width: 900px) {
  .industries__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .industries__grid { grid-template-columns: 1fr; }
}

/* ============================================
   Credibility Strip
   ============================================ */
.credibility-strip__inner {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.credibility-strip__label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.credibility-strip__items {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  flex: 1;
}

.credibility-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}

.credibility-divider {
  width: 1px;
  height: 16px;
  background: var(--border-subtle);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .credibility-strip__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .credibility-strip__items {
    gap: 0;
  }
  .credibility-item {
    padding: 4px 10px;
    font-size: 0.72rem;
  }
}

/* ============================================
   Ecosystem cards
   ============================================ */
.ecosystem__cards { gap: 20px; }

.eco-card__num {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--accent-purple-light);
  opacity: 0.55;
  margin-bottom: 16px;
}

.eco-card h4 {
  font-size: 1rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.eco-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.72;
}

/* ============================================
   Home Team Preview Grid
   ============================================ */
.home-team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.home-team-card {
  position: relative;
  transition: transform var(--transition-smooth);
}

.home-team-card:hover {
  transform: translateY(-4px);
}

.home-team-card .cin-frame img {
  filter: grayscale(5%) contrast(1.05);
  transition: transform 0.7s cubic-bezier(0.4,0,0.2,1), filter 0.4s ease;
  object-position: center 12%;
}

.home-team-card:hover .cin-frame img {
  transform: scale(1.04);
  filter: grayscale(0%) contrast(1.07);
}

@media (max-width: 900px) {
  .home-team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .home-team-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  /* On very small screens stack caption below the 3/4 portrait */
  .home-team-card .cin-frame {
    border-radius: 12px 12px 0 0 !important;
  }
}

/* ============================================
   Final CTA block
   ============================================ */
.cta-section__inner {
  position: relative;
  text-align: center;
  padding: 72px 40px;
  border: 1px solid var(--border-card);
  border-radius: 20px;
  background: var(--bg-card);
  overflow: hidden;
}

@media (max-width: 640px) {
  .cta-section__inner { padding: 48px 24px; }
}