/* =========================================
   RISTONES AI ROBOTICS LABS LLC
   Main Stylesheet
========================================= */

/* ── Variables ── */
:root {
  --primary:      #0055ff;
  --primary-dark: #0033cc;
  --accent:       #00d4ff;
  --accent2:      #7c3aed;
  --gradient:     linear-gradient(135deg, #0055ff 0%, #00d4ff 100%);
  --gradient2:    linear-gradient(135deg, #7c3aed 0%, #0055ff 60%, #00d4ff 100%);

  --bg-dark:      #050a15;
  --bg-card:      #0a1628;
  --bg-card2:     #0d1f38;
  --border:       rgba(0,85,255,0.18);
  --border-light: rgba(255,255,255,0.07);

  --text-primary:   #f0f6ff;
  --text-secondary: #8da4c8;
  --text-muted:     #4e6a8a;

  --radius:    12px;
  --radius-lg: 20px;
  --shadow:    0 8px 40px rgba(0,85,255,0.18);
  --shadow-lg: 0 24px 64px rgba(0,0,0,0.5);
  --transition: all 0.28s cubic-bezier(.4,0,.2,1);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', 'Space Grotesk', sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ── Utility ── */
.container    { max-width: 1220px; margin: 0 auto; padding: 0 24px; }
.gradient-text {
  background: var(--gradient2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section      { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag  {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.2);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 18px;
}
.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 18px;
}
.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 640px;
  margin: 0 auto;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,85,255,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,85,255,0.45); }
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-outline:hover { border-color: var(--primary); color: var(--accent); background: rgba(0,85,255,0.08); }
.btn-lg { padding: 15px 32px; font-size: 1rem; border-radius: 10px; }
.btn-full { width: 100%; justify-content: center; }

/* ── Reveal animation ── */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* =========================================
   NAVBAR
========================================= */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  padding: 18px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(5,10,21,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  padding: 12px 0;
}
.nav-container {
  max-width: 1220px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; gap: 32px;
}
.nav-brand {
  display: flex; align-items: center; gap: 12px;
  flex-shrink: 0;
}
.brand-logo {
  width: 38px; height: 38px; border-radius: 9px;
  background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-family: 'Space Grotesk', sans-serif; font-size: 1rem; font-weight: 800; letter-spacing: 0.06em; }
.brand-sub  { font-size: 0.6rem; letter-spacing: 0.12em; color: var(--accent); font-weight: 600; }
.nav-links {
  display: flex; align-items: center; gap: 4px;
  margin-left: auto;
}
.nav-link {
  padding: 7px 14px; border-radius: 6px;
  font-size: 0.88rem; font-weight: 500; color: var(--text-secondary);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); background: rgba(255,255,255,0.06); }
.nav-cta { margin-left: 12px; flex-shrink: 0; }
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px; margin-left: auto;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--text-primary); border-radius: 2px; transition: var(--transition);
}

/* =========================================
   HERO
========================================= */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  background: radial-gradient(ellipse 80% 60% at 60% 40%, rgba(0,85,255,0.12) 0%, transparent 70%),
              var(--bg-dark);
  padding: 120px 0 60px;
}
#particleCanvas {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
}
.hero-bg-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(0,85,255,0.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(0,85,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none; z-index: 0;
}
.hero-content {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em;
  color: var(--accent);
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  padding: 7px 16px; border-radius: 100px;
  margin-bottom: 24px;
}
.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800; line-height: 1.1;
  margin-bottom: 20px;
}
.hero-desc {
  color: var(--text-secondary);
  font-size: 1.05rem; line-height: 1.8;
  margin-bottom: 36px; max-width: 520px;
}
.hero-actions {
  display: flex; gap: 16px; flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex; align-items: center; gap: 20px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  width: fit-content;
}
.stat-item { text-align: center; }
.stat-num  { display: block; font-family: 'Space Grotesk', sans-serif; font-size: 1.3rem; font-weight: 800; background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label{ display: block; font-size: 0.72rem; color: var(--text-muted); margin-top: 2px; }
.stat-divider { width: 1px; height: 36px; background: var(--border-light); }

/* Robot Showcase */
.hero-right { position: relative; display: flex; justify-content: center; }
.robot-showcase {
  position: relative; width: 420px; height: 420px;
  display: flex; align-items: center; justify-content: center;
}
.robot-glow {
  position: absolute; width: 260px; height: 260px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,85,255,0.35) 0%, transparent 70%);
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  animation: pulse 3s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:.6;transform:translate(-50%,-50%) scale(1)} 50%{opacity:1;transform:translate(-50%,-50%) scale(1.1)} }
.robot-rings { position: absolute; inset: 0; pointer-events: none; }
.ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(0,85,255,0.2);
  top: 50%; left: 50%; transform: translate(-50%,-50%);
  animation: spin linear infinite;
}
.ring-1 { width: 360px; height: 360px; animation-duration: 20s; border-style: dashed; }
.ring-2 { width: 300px; height: 300px; animation-duration: 14s; animation-direction: reverse; }
.ring-3 { width: 240px; height: 240px; animation-duration: 9s; border-color: rgba(0,212,255,0.15); }
@keyframes spin { to { transform: translate(-50%,-50%) rotate(360deg); } }

.robot-body { position: relative; z-index: 2; animation: float 4s ease-in-out infinite; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }
.robot-head {
  width: 100px; height: 80px;
  background: linear-gradient(145deg, #0d2450 0%, #162e60 100%);
  border-radius: 20px 20px 14px 14px;
  border: 1px solid rgba(0,85,255,0.4);
  margin: 0 auto 6px;
  position: relative;
  display: flex; align-items: center; justify-content: center; gap: 16px;
  box-shadow: 0 0 20px rgba(0,85,255,0.3);
}
.robot-eye {
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: blink 4s ease-in-out infinite;
}
@keyframes blink { 0%,90%,100%{transform:scaleY(1)} 93%{transform:scaleY(0.1)} }
.robot-mouth {
  position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%);
  width: 32px; height: 6px; border-radius: 3px;
  background: rgba(0,212,255,0.4);
  animation: talk 2s ease-in-out infinite;
}
@keyframes talk { 0%,100%{width:32px} 50%{width:20px} }
.robot-torso {
  width: 120px; height: 100px;
  background: linear-gradient(145deg, #0d2450 0%, #162e60 100%);
  border-radius: 14px;
  border: 1px solid rgba(0,85,255,0.35);
  margin: 0 auto;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 20px rgba(0,85,255,0.2);
}
.robot-chest-panel {
  display: flex; flex-direction: column; gap: 8px; align-items: center;
}
.chest-light {
  width: 40px; height: 6px; border-radius: 3px;
  background: var(--gradient); opacity: 0.7;
  animation: glow 1.8s ease-in-out infinite;
}
.chest-light.l2 { animation-delay: 0.3s; }
.chest-light.l3 { animation-delay: 0.6s; }
@keyframes glow { 0%,100%{opacity:.4} 50%{opacity:.95} }
.robot-arms {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -30%);
  width: 170px; display: flex; justify-content: space-between; pointer-events: none;
}
.robot-arm {
  width: 18px; height: 60px; border-radius: 9px;
  background: linear-gradient(180deg, #0d2450, #0a1a38);
  border: 1px solid rgba(0,85,255,0.3);
}
.robot-arm.left { animation: armL 4s ease-in-out infinite; }
.robot-arm.right{ animation: armR 4s ease-in-out infinite; }
@keyframes armL { 0%,100%{transform:rotate(-8deg)} 50%{transform:rotate(8deg)} }
@keyframes armR { 0%,100%{transform:rotate(8deg)} 50%{transform:rotate(-8deg)} }

.robot-tags { position: absolute; inset: 0; pointer-events: none; }
.robot-tag {
  position: absolute;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.72rem; font-weight: 600;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px 12px;
  color: var(--accent);
  white-space: nowrap;
  pointer-events: none;
}
.robot-tag i { font-size: 0.65rem; }
.tag-1 { top: 10%;  left: -5%;  animation: tagFloat 3.5s ease-in-out infinite; }
.tag-2 { top: 20%;  right: -8%; animation: tagFloat 4s   ease-in-out infinite 0.5s; }
.tag-3 { bottom: 28%; left: -8%; animation: tagFloat 3.8s ease-in-out infinite 1s; }
.tag-4 { bottom: 16%; right: -5%; animation: tagFloat 4.2s ease-in-out infinite 0.2s; }
@keyframes tagFloat { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} }

.hero-scroll-hint {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-size: 0.75rem; color: var(--text-muted); z-index: 1;
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(6px)} }

/* =========================================
   TICKER
========================================= */
.ticker-bar {
  background: var(--bg-card);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: 14px 0; overflow: hidden;
}
.ticker-track {
  display: flex; gap: 48px; align-items: center;
  animation: ticker 30s linear infinite;
  width: max-content;
}
.ticker-track span {
  font-size: 0.82rem; font-weight: 600;
  letter-spacing: 0.04em; color: var(--text-secondary);
  white-space: nowrap;
}
.ticker-dot { color: var(--accent) !important; font-size: 0.5rem !important; }
@keyframes ticker { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }

/* =========================================
   ABOUT
========================================= */
.about { background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 50%, var(--bg-dark) 100%); }
.about-grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: 64px; align-items: start;
}
.about-text p {
  color: var(--text-secondary); line-height: 1.8; margin-bottom: 18px; font-size: 0.97rem;
}
.about-text strong { color: var(--text-primary); }
.about-text em { color: var(--accent); font-style: normal; }
.about-highlights { margin-top: 32px; display: flex; flex-direction: column; gap: 16px; }
.highlight-item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 18px 20px;
  background: var(--bg-card2); border-radius: var(--radius);
  border: 1px solid var(--border-light); transition: var(--transition);
}
.highlight-item:hover { border-color: var(--primary); }
.highlight-item > i {
  font-size: 1.2rem; background: var(--gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  flex-shrink: 0; margin-top: 2px;
}
.highlight-item h4 { font-size: 0.92rem; font-weight: 700; margin-bottom: 3px; }
.highlight-item p  { color: var(--text-secondary); font-size: 0.84rem; margin: 0; }
.about-team h3 {
  font-size: 1.3rem; font-weight: 700; margin-bottom: 24px;
  background: var(--gradient2); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.founder-card {
  display: flex; flex-direction: column; gap: 0;
  background: var(--bg-card2); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  margin-bottom: 20px;
}
.founder-avatar {
  height: 80px;
  background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem; color: rgba(255,255,255,0.85);
}
.founder-info { padding: 24px; }
.founder-info h4 { font-size: 1.15rem; font-weight: 800; margin-bottom: 4px; }
.founder-title {
  display: inline-block; font-size: 0.75rem;
  color: var(--accent); background: rgba(0,212,255,0.1);
  border-radius: 100px; padding: 3px 12px; margin-bottom: 12px;
}
.founder-info p { color: var(--text-secondary); font-size: 0.86rem; line-height: 1.75; margin-bottom: 14px; }
.founder-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.founder-tags span {
  font-size: 0.75rem; font-weight: 600;
  background: rgba(0,85,255,0.12); border: 1px solid rgba(0,85,255,0.2);
  color: var(--text-secondary); border-radius: 6px; padding: 4px 10px;
}
.mission-block {
  background: linear-gradient(135deg, rgba(0,85,255,0.1), rgba(0,212,255,0.05));
  border: 1px solid rgba(0,85,255,0.2); border-radius: var(--radius); padding: 20px;
}
.mission-block h4 {
  font-size: 0.9rem; font-weight: 700; margin-bottom: 8px;
  display: flex; align-items: center; gap: 8px; color: var(--accent);
}
.mission-block p { color: var(--text-secondary); font-size: 0.86rem; line-height: 1.75; }

/* =========================================
   PRODUCTS
========================================= */
.products { background: var(--bg-dark); }
.products-grid {
  display: grid; grid-template-columns: 1.15fr 1fr 1fr;
  gap: 24px; align-items: start;
}
.product-card {
  background: var(--bg-card); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 32px; position: relative;
  transition: var(--transition);
}
.product-card:hover { border-color: var(--primary); transform: translateY(-6px); box-shadow: var(--shadow); }
.product-card.featured {
  background: linear-gradient(145deg, var(--bg-card) 0%, rgba(0,85,255,0.06) 100%);
  border-color: rgba(0,85,255,0.35);
}
.product-badge {
  position: absolute; top: 20px; right: 20px;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em;
  background: var(--gradient); color: #fff;
  padding: 4px 12px; border-radius: 100px;
}
.product-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: rgba(0,85,255,0.12); border: 1px solid rgba(0,85,255,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; margin-bottom: 20px;
  background: var(--gradient); color: rgba(255,255,255,0.9);
}
.product-card h3 { font-size: 1.25rem; font-weight: 800; margin-bottom: 4px; }
.product-subtitle { font-size: 0.8rem; color: var(--accent); font-weight: 600; margin-bottom: 14px; }
.product-desc { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.75; margin-bottom: 20px; }
.product-features { display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.product-features li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.85rem; color: var(--text-secondary);
}
.product-features li i { color: var(--accent); font-size: 0.7rem; margin-top: 4px; flex-shrink: 0; }

/* =========================================
   TECHNOLOGY
========================================= */
.technology {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 50%, var(--bg-dark) 100%);
}
.tech-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.tech-card {
  background: var(--bg-card2); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 28px;
  transition: var(--transition);
}
.tech-card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow); }
.tech-icon-wrap {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--gradient); color: rgba(255,255,255,0.9);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; margin-bottom: 18px;
}
.tech-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; }
.tech-card p  { color: var(--text-secondary); font-size: 0.86rem; line-height: 1.75; margin-bottom: 16px; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tech-tags span {
  font-size: 0.72rem; font-weight: 600;
  background: rgba(0,85,255,0.1); border: 1px solid rgba(0,85,255,0.2);
  color: var(--accent); border-radius: 6px; padding: 3px 10px;
}

/* =========================================
   SOLUTIONS
========================================= */
.solutions { background: var(--bg-dark); }
.solutions-tabs { }
.tab-buttons {
  display: flex; gap: 8px; margin-bottom: 32px; flex-wrap: wrap;
}
.tab-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px; border-radius: 8px;
  font-size: 0.88rem; font-weight: 600; cursor: pointer;
  border: 1px solid var(--border-light);
  background: var(--bg-card); color: var(--text-secondary);
  transition: var(--transition);
}
.tab-btn:hover   { border-color: var(--primary); color: var(--text-primary); }
.tab-btn.active  { background: var(--gradient); color: #fff; border-color: transparent; box-shadow: 0 4px 20px rgba(0,85,255,0.3); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.tab-panel-inner {
  display: grid; grid-template-columns: 1.2fr 0.8fr;
  gap: 48px; align-items: start;
  background: var(--bg-card); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 40px;
}
.tab-info h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 14px; }
.tab-info p  { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.8; margin-bottom: 24px; }
.solution-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.solution-list li {
  display: flex; align-items: center; gap: 12px;
  font-size: 0.9rem; color: var(--text-secondary);
}
.solution-list li i { color: #22c55e; flex-shrink: 0; }
.tab-visual { display: flex; justify-content: center; align-items: flex-start; }
.scene-card {
  background: var(--bg-card2); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px 28px;
  text-align: center; width: 100%;
}
.scene-icon {
  width: 72px; height: 72px; border-radius: 18px;
  background: var(--gradient); color: rgba(255,255,255,0.9);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; margin: 0 auto 28px;
}
.scene-stats {
  display: flex; flex-direction: column; gap: 16px;
}
.scene-stat span {
  display: block; font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem; font-weight: 800;
  background: var(--gradient2); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 2px;
}
.scene-stat small { font-size: 0.78rem; color: var(--text-muted); }

/* =========================================
   CONTACT
========================================= */
.contact { background: var(--bg-dark); }
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.6fr;
  gap: 48px; align-items: start;
}
.contact-info-block { display: flex; flex-direction: column; gap: 16px; }
.contact-item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 18px 20px;
  background: var(--bg-card); border: 1px solid var(--border-light);
  border-radius: var(--radius); transition: var(--transition);
}
.contact-item:hover { border-color: var(--primary); }
.contact-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: rgba(0,85,255,0.12); border: 1px solid rgba(0,85,255,0.2);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-icon i {
  font-size: 1rem; background: var(--gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.contact-item h4 { font-size: 0.88rem; font-weight: 700; margin-bottom: 3px; }
.contact-item p  { color: var(--text-secondary); font-size: 0.84rem; line-height: 1.6; margin: 0; }
.contact-form-block {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px;
}
.contact-form-block h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 24px; }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.83rem; font-weight: 600; color: var(--text-secondary); }
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-card2); border: 1px solid var(--border-light);
  border-radius: 8px; padding: 12px 16px;
  color: var(--text-primary); font-size: 0.9rem; font-family: inherit;
  outline: none; transition: var(--transition); resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,85,255,0.12);
}
.form-group select option { background: var(--bg-card2); color: var(--text-primary); }

/* =========================================
   FOOTER
========================================= */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border-light);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 48px;
}
.footer-brand p {
  color: var(--text-muted); font-size: 0.86rem;
  line-height: 1.75; max-width: 280px; margin-bottom: 20px;
}
.footer-socials { display: flex; gap: 12px; }
.footer-socials a {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--bg-card2); border: 1px solid var(--border-light);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); transition: var(--transition); font-size: 0.9rem;
}
.footer-socials a:hover { border-color: var(--primary); color: var(--accent); }
.footer-links h5 { font-size: 0.82rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-secondary); margin-bottom: 16px; }
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 0.88rem; color: var(--text-muted); transition: var(--transition); }
.footer-links a:hover { color: var(--text-primary); }
.footer-bottom {
  border-top: 1px solid var(--border-light);
  padding: 20px 0;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 0.82rem; color: var(--text-muted); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: 0.82rem; color: var(--text-muted); transition: var(--transition); }
.footer-legal a:hover { color: var(--text-primary); }

/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 1100px) {
  .products-grid  { grid-template-columns: 1fr; }
  .tech-grid      { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 960px) {
  .hero-content   { grid-template-columns: 1fr; text-align: center; }
  .hero-left      { order: 2; }
  .hero-right     { order: 1; }
  .hero-actions   { justify-content: center; }
  .hero-stats     { margin: 0 auto; }
  .about-grid     { grid-template-columns: 1fr; }
  .contact-grid   { grid-template-columns: 1fr; }
  .tab-panel-inner{ grid-template-columns: 1fr; }
  .footer-grid    { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column; gap: 4px;
    position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(5,10,21,0.97);
    backdrop-filter: blur(16px);
    padding: 16px; border-bottom: 1px solid var(--border-light);
  }
  .nav-links.open + .nav-cta { display: none; }
  .tech-grid { grid-template-columns: 1fr; }
  .robot-showcase { width: 300px; height: 300px; }
  .ring-1 { width: 260px; height: 260px; }
  .ring-2 { width: 210px; height: 210px; }
  .ring-3 { width: 165px; height: 165px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .contact-form-block { padding: 24px; }
  .tab-panel-inner { padding: 24px; }
}

/* =========================================
   ACHIEVEMENTS (数字成就区)
========================================= */
.achievements {
  background: linear-gradient(135deg, rgba(0,85,255,0.06) 0%, rgba(0,212,255,0.03) 100%);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: 80px 0;
}
.achievements-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.ach-card {
  background: var(--bg-card); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 32px 24px;
  text-align: center; transition: var(--transition);
  position: relative; overflow: hidden;
}
.ach-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient);
}
.ach-card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow); }
.ach-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: rgba(0,85,255,0.12); border: 1px solid rgba(0,85,255,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; margin: 0 auto 16px;
  background: var(--gradient); color: rgba(255,255,255,0.9);
}
.ach-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.4rem; font-weight: 900; line-height: 1;
  background: var(--gradient2); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 6px; display: flex; align-items: baseline;
  justify-content: center; gap: 2px;
}
.ach-suffix { font-size: 1.4rem; }
.ach-label {
  font-size: 0.9rem; font-weight: 700; margin-bottom: 8px; color: var(--text-primary);
}
.ach-desc { font-size: 0.78rem; color: var(--text-muted); line-height: 1.6; }

/* =========================================
   PRODUCT SPECS
========================================= */
.product-specs {
  display: flex; gap: 8px; margin-bottom: 20px; flex-wrap: wrap;
}
.spec-item {
  display: flex; flex-direction: column; align-items: center;
  background: var(--bg-card2); border: 1px solid var(--border-light);
  border-radius: 8px; padding: 8px 14px; flex: 1; min-width: 60px;
}
.spec-k { font-size: 0.68rem; color: var(--text-muted); margin-bottom: 2px; }
.spec-v { font-size: 0.82rem; font-weight: 700; color: var(--accent); }

/* =========================================
   VISION BLOCK
========================================= */
.vision-block {
  background: linear-gradient(135deg, rgba(124,58,237,0.1), rgba(0,85,255,0.05));
  border: 1px solid rgba(124,58,237,0.2); border-radius: var(--radius);
  padding: 20px; margin-top: 16px;
}
.vision-block h4 {
  font-size: 0.9rem; font-weight: 700; margin-bottom: 8px;
  display: flex; align-items: center; gap: 8px; color: #a78bfa;
}
.vision-block p { color: var(--text-secondary); font-size: 0.86rem; line-height: 1.75; }

/* =========================================
   TECH FLOW (工作流程图)
========================================= */
.tech-flow {
  margin-top: 56px;
  background: var(--bg-card); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 40px;
}
.flow-title {
  text-align: center; font-size: 1.15rem; font-weight: 700;
  margin-bottom: 36px; color: var(--text-secondary);
}
.flow-steps {
  display: flex; align-items: center; justify-content: center;
  gap: 16px; flex-wrap: wrap;
}
.flow-step {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  flex: 1; min-width: 120px; max-width: 160px; text-align: center;
}
.flow-icon {
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--gradient); color: rgba(255,255,255,0.9);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; box-shadow: 0 0 20px rgba(0,85,255,0.3);
  transition: var(--transition);
}
.flow-icon:hover { transform: scale(1.08); }
.flow-label { font-size: 0.92rem; font-weight: 700; }
.flow-desc { font-size: 0.75rem; color: var(--text-muted); line-height: 1.5; }
.flow-arrow {
  color: var(--text-muted); font-size: 1.1rem; flex-shrink: 0;
  margin-bottom: 30px;
}

/* =========================================
   PARTNERS
========================================= */
.partners {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 50%, var(--bg-dark) 100%);
}
.partners-row {
  display: flex; gap: 16px; flex-wrap: wrap;
  justify-content: center; margin-bottom: 40px;
}
.partner-logo-card {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  background: var(--bg-card2); border: 1px solid var(--border-light);
  border-radius: var(--radius); padding: 24px 28px;
  min-width: 130px; flex: 1; max-width: 180px;
  transition: var(--transition); cursor: default;
}
.partner-logo-card:hover { border-color: var(--primary); transform: translateY(-3px); }
.partner-logo-card i {
  font-size: 1.8rem;
  background: var(--gradient2); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.partner-logo-card span { font-size: 0.8rem; font-weight: 600; color: var(--text-muted); }
.trust-bar {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 16px;
  padding: 20px 32px;
  background: rgba(0,85,255,0.05); border: 1px solid rgba(0,85,255,0.12);
  border-radius: var(--radius-lg);
}
.trust-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.83rem; font-weight: 600; color: var(--text-secondary);
}
.trust-item i {
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  font-size: 0.9rem;
}
.trust-divider { color: var(--border-light); font-size: 1.2rem; }

/* =========================================
   NEWS
========================================= */
.news {
  background: var(--bg-dark);
}
.news-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 24px;
}
.news-card {
  background: var(--bg-card); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 28px;
  transition: var(--transition); position: relative; overflow: hidden;
  display: flex; flex-direction: column; gap: 12px;
}
.news-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px; background: var(--gradient);
  transform: scaleX(0); transform-origin: left; transition: var(--transition);
}
.news-card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow); }
.news-card:hover::after { transform: scaleX(1); }
.news-card.featured-news {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0,85,255,0.06) 100%);
  border-color: rgba(0,85,255,0.25);
}
.news-tag {
  display: inline-block; font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent); background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.2);
  padding: 4px 12px; border-radius: 100px; width: fit-content;
}
.news-date {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.78rem; color: var(--text-muted);
}
.news-card h3 {
  font-size: 1rem; font-weight: 700; line-height: 1.45;
  color: var(--text-primary);
}
.news-card.featured-news h3 { font-size: 1.25rem; }
.news-card p {
  color: var(--text-secondary); font-size: 0.86rem; line-height: 1.75;
  flex: 1;
}
.news-footer {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 8px;
  padding-top: 14px; border-top: 1px solid var(--border-light);
  margin-top: auto;
}
.news-author { display: flex; align-items: center; gap: 6px; font-size: 0.78rem; color: var(--text-muted); }
.news-read-more {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.82rem; font-weight: 600; color: var(--accent);
  transition: var(--transition);
}
.news-read-more:hover { gap: 10px; }

/* =========================================
   CTA BANNER
========================================= */
.cta-banner {
  background: linear-gradient(135deg, rgba(0,85,255,0.12) 0%, rgba(124,58,237,0.08) 50%, rgba(0,212,255,0.06) 100%);
  border-top: 1px solid rgba(0,85,255,0.15);
  border-bottom: 1px solid rgba(0,85,255,0.15);
  padding: 72px 0;
}
.cta-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
}
.cta-content h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800; margin-bottom: 12px; line-height: 1.25;
}
.cta-content p { color: var(--text-secondary); font-size: 1rem; max-width: 520px; }
.cta-actions { display: flex; gap: 16px; flex-shrink: 0; flex-wrap: wrap; }

/* =========================================
   HERO BADGE DOT
========================================= */
.badge-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 6px #22c55e;
  animation: blink-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes blink-dot { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* =========================================
   RESPONSIVE — NEW SECTIONS
========================================= */
@media (max-width: 1100px) {
  .achievements-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 960px) {
  .news-grid { grid-template-columns: 1fr; }
  .news-card.featured-news { grid-column: 1; }
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-content p { margin: 0 auto; }
  .cta-actions { justify-content: center; }
  .flow-steps { gap: 8px; }
  .flow-arrow { display: none; }
  .trust-bar { gap: 10px; }
  .trust-divider { display: none; }
}
@media (max-width: 768px) {
  .achievements-grid { grid-template-columns: repeat(2, 1fr); }
  .partners-row { gap: 12px; }
  .partner-logo-card { min-width: 100px; padding: 18px 16px; }
}

/* =========================================
   HERO — REAL PHOTO VERSION
========================================= */
.hero-bg-image {
  position: absolute; inset: 0; z-index: 0;
  background-size: cover; background-position: center 30%;
  opacity: 0.08;
  pointer-events: none;
}
/* Wrap层：不裁切，让标签溢出显示 */
.hero-robot-photo-wrap {
  position: relative;
  width: 480px; height: 560px;
  /* 两侧各留32px给标签 */
  padding: 0 36px;
  box-sizing: content-box;
  flex-shrink: 0;
}
/* 照片容器：负责裁切圆角，宽度填满wrap内容区 */
.hero-robot-photo {
  position: relative; width: 100%; height: 100%;
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 0 60px rgba(0,85,255,0.25), var(--shadow-lg);
}
.hero-robot-photo img {
  width: 100%; height: 100%; object-fit: cover;
  object-position: center 20%; display: block;
  transition: transform 0.6s ease;
}
.hero-robot-photo-wrap:hover .hero-robot-photo img { transform: scale(1.04); }
.robot-photo-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(5,10,21,0.6) 0%, transparent 55%);
  pointer-events: none;
}
/* 标签层：挂在wrap上，不受overflow:hidden约束 */
.robot-photo-tags {
  position: absolute; inset: 0; pointer-events: none;
}
.robot-tag {
  position: absolute;
  background: rgba(5,10,21,0.82);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(0,212,255,0.25);
  border-radius: 100px;
  padding: 6px 14px; font-size: 0.75rem;
  font-weight: 600; color: var(--accent);
  display: flex; align-items: center; gap: 6px;
  white-space: nowrap;
  animation: float-tag 4s ease-in-out infinite;
  z-index: 10;
}
.tag-1 { top: 14%; left: 4px; animation-delay: 0s; }
.tag-2 { top: 38%; right: 4px; animation-delay: 1s; }
.tag-3 { bottom: 30%; left: 4px; animation-delay: 2s; }
.tag-4 { bottom: 14%; right: 4px; animation-delay: 1.5s; }
@keyframes float-tag {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
@media (max-width: 1100px) {
  .hero-robot-photo-wrap { width: 360px; height: 440px; }
}
@media (max-width: 900px) {
  .hero-robot-photo-wrap { width: 260px; height: 340px; margin: 0 auto; padding: 0 16px; }
  .robot-tag { display: none; }
}

/* =========================================
   GALLERY SLIDER (宇树风格全屏产品轮播)
========================================= */
.gallery {
  background: var(--bg-dark);
  padding-bottom: 0;
}
.gallery-header {
  text-align: center; padding-bottom: 48px;
}
.gallery-slider {
  position: relative; width: 100%;
  height: 640px; overflow: hidden;
  border-radius: var(--radius-lg);
  margin: 0 auto;
  max-width: 1400px;
}
.gallery-slide {
  position: absolute; inset: 0;
  display: flex; align-items: center;
  opacity: 0; transform: translateX(60px);
  transition: opacity 0.55s ease, transform 0.55s ease;
  pointer-events: none;
  padding: 0 72px;
  gap: 48px;
  z-index: 1;
}
.gallery-slide.active {
  opacity: 1; transform: translateX(0);
  pointer-events: auto;
  z-index: 2;
}
.gallery-slide.slide-out {
  opacity: 0; transform: translateX(-60px);
  transition: opacity 0.55s ease, transform 0.55s ease;
  z-index: 1;
}
.gallery-slide-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  filter: brightness(0.28) saturate(0.6);
  z-index: 0;
}
.gallery-slide-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(
    105deg,
    rgba(5,10,21,0.92) 0%,
    rgba(5,10,21,0.65) 55%,
    rgba(5,10,21,0.15) 100%
  );
}
.gallery-slide-content {
  position: relative; z-index: 2;
  flex: 0 0 50%; max-width: 520px;
}
.gallery-product-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent);
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.22);
  padding: 6px 16px; border-radius: 100px;
  margin-bottom: 20px;
}
.gallery-product-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900; line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 18px;
}
.gallery-product-desc {
  color: var(--text-secondary); font-size: 1rem;
  line-height: 1.75; margin-bottom: 28px;
  max-width: 440px;
}
.gallery-specs-row {
  display: flex; gap: 16px; margin-bottom: 32px; flex-wrap: wrap;
}
.gallery-spec {
  display: flex; flex-direction: column; align-items: flex-start;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-light);
  border-radius: 10px; padding: 10px 16px; min-width: 72px;
}
.gs-val {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem; font-weight: 800;
  background: var(--gradient2); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  line-height: 1;
}
.gs-key { font-size: 0.7rem; color: var(--text-muted); margin-top: 4px; }
.gallery-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-glass {
  padding: 12px 24px; border-radius: 10px;
  font-size: 0.92rem; font-weight: 600; cursor: pointer;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--text-primary); text-decoration: none;
  transition: var(--transition); display: inline-flex;
  align-items: center; gap: 8px;
}
.btn-glass:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.28);
}
.gallery-robot-image {
  position: relative; z-index: 2;
  flex: 1; display: flex; justify-content: center; align-items: center;
}
.gallery-robot-image img {
  width: 100%; max-width: 420px; height: 520px;
  object-fit: cover; object-position: center top;
  border-radius: var(--radius-lg);
  box-shadow: 0 0 80px rgba(0,85,255,0.3);
  border: 1px solid rgba(0,85,255,0.2);
}
/* Controls */
.gallery-controls {
  display: flex; align-items: center; justify-content: center;
  gap: 24px; padding: 28px 0 16px;
}
.gallery-arrow {
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-light);
  color: var(--text-primary); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; transition: var(--transition);
}
.gallery-arrow:hover {
  background: var(--primary); border-color: var(--primary);
  box-shadow: 0 0 20px rgba(0,85,255,0.4);
}
.gallery-dots { display: flex; gap: 10px; align-items: center; }
.gallery-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,0.2); border: none; cursor: pointer;
  transition: var(--transition); padding: 0;
}
.gallery-dot.active {
  background: var(--primary); width: 28px; border-radius: 4px;
  box-shadow: 0 0 12px rgba(0,85,255,0.6);
}
.gallery-progress-bar {
  height: 2px; background: rgba(255,255,255,0.06);
  position: relative; overflow: hidden;
}
.gallery-progress-bar::after {
  content: ''; position: absolute; left: 0; top: 0; height: 100%;
  background: var(--gradient); width: 33.33%;
  transition: width 0.4s ease;
}
@media (max-width: 960px) {
  .gallery-slider { height: auto; min-height: 700px; }
  .gallery-slide {
    flex-direction: column-reverse; padding: 40px 32px;
    gap: 24px; justify-content: flex-end;
  }
  .gallery-slide-content { flex: none; max-width: 100%; }
  .gallery-robot-image img { max-width: 320px; height: 360px; }
  .gallery-product-title { font-size: 1.8rem; }
}
@media (max-width: 600px) {
  .gallery-slider { min-height: 600px; }
  .gallery-robot-image img { max-width: 260px; height: 280px; }
}

/* =========================================
   ROBOT SCENE STRIP (横向滚动照片带)
========================================= */
.robot-scene-strip {
  overflow: hidden; padding: 48px 0;
  background: var(--bg-dark);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}
.scene-strip-track {
  display: flex; gap: 16px;
  width: max-content;
  animation: strip-scroll 32s linear infinite;
}
.robot-scene-strip:hover .scene-strip-track {
  animation-play-state: paused;
}
@keyframes strip-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.scene-strip-item {
  position: relative; flex-shrink: 0;
  width: 280px; height: 200px;
  border-radius: var(--radius);
  overflow: hidden; cursor: pointer;
  border: 1px solid var(--border-light);
  transition: var(--transition);
}
.scene-strip-item:hover { transform: scale(1.04); border-color: var(--primary); }
.scene-strip-item img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform 0.5s ease;
}
.scene-strip-item:hover img { transform: scale(1.08); }
.scene-strip-label {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 8px 12px;
  background: linear-gradient(to top, rgba(5,10,21,0.85) 0%, transparent 100%);
  font-size: 0.78rem; font-weight: 600;
  color: var(--text-secondary);
}

/* =========================================
   PRODUCT CARDS — WITH PHOTO
========================================= */
.product-photo-wrap {
  position: relative; width: 100%; height: 220px;
  overflow: hidden; border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  flex-shrink: 0;
}
.product-photo {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform 0.5s ease;
}
.product-card:hover .product-photo { transform: scale(1.06); }
.product-photo-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 50%, var(--bg-card) 100%);
}
/* Adjust product-card to accommodate photo */
.product-card {
  display: flex !important;
  flex-direction: column !important;
  padding: 0 !important;
}
.product-body {
  padding: 28px 28px 28px;
  display: flex; flex-direction: column; gap: 12px; flex: 1;
}
.product-card .product-icon { margin-bottom: 0; }
.product-card .btn { margin-top: auto; }

/* =========================================
   ABOUT — LAB PHOTO
========================================= */
.about-photo-block {
  position: relative; width: 100%;
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border-light);
  margin-bottom: 8px;
}
.about-lab-photo {
  width: 100%; height: 260px;
  object-fit: cover; display: block;
}
.about-photo-caption {
  padding: 10px 16px;
  background: var(--bg-card2);
  font-size: 0.78rem; color: var(--text-muted);
  display: flex; align-items: center; gap: 8px;
}

/* =========================================
   SOLUTIONS — TAB PHOTO CARD
========================================= */
.tab-photo-card {
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border-light);
  background: var(--bg-card);
}
.tab-photo-card img {
  width: 100%; height: 220px;
  object-fit: cover; display: block;
}
.tab-photo-card .scene-stats {
  display: flex; gap: 1px;
  border-top: 1px solid var(--border-light);
}
.tab-photo-card .scene-stat {
  flex: 1; padding: 16px 12px; text-align: center;
  border-right: 1px solid var(--border-light);
  background: var(--bg-card2);
}
.tab-photo-card .scene-stat:last-child { border-right: none; }
.tab-photo-card .scene-stat span {
  display: block; font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem; font-weight: 800;
  background: var(--gradient2); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.tab-photo-card .scene-stat small {
  display: block; font-size: 0.7rem;
  color: var(--text-muted); margin-top: 3px;
}

/* =========================================
   NEWS — FEATURED PHOTO
========================================= */
.news-card.featured-news {
  padding: 0; overflow: hidden;
}
.news-card-photo {
  width: 100%; height: 220px; overflow: hidden;
}
.news-card-photo img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform 0.5s ease;
}
.news-card.featured-news:hover .news-card-photo img { transform: scale(1.04); }
.news-card-body {
  padding: 24px 28px 28px;
  display: flex; flex-direction: column; gap: 12px;
}
.news-card.featured-news .news-footer { margin-top: auto; }

/* =========================================
   RESPONSIVE ADDITIONS
========================================= */
@media (max-width: 768px) {
  .hero-robot-photo-wrap { width: 100% !important; height: 300px !important; padding: 0; }
  .gallery-slider { border-radius: var(--radius); }
  .scene-strip-item { width: 220px; height: 160px; }
  .about-lab-photo { height: 200px; }
}