/* =============================================================
   cinematic.css  DJI 风格沉浸层（覆盖内联基础样式）
   ============================================================= */

html { scroll-behavior: smooth; }

.container-x {
  max-width: 1680px;
  padding-left: clamp(24px, 4vw, 72px);
  padding-right: clamp(24px, 4vw, 72px);
}

.btn {
  padding: 14px 28px;
  font-size: 15px;
}

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: stretch;
  padding: 0 !important;
}
.hero-grid {
  flex: 1;
  display: grid !important;
  grid-template-columns: 1fr;
  gap: 32px !important;
  align-items: center;
  min-height: calc(100svh - 148px);
  padding-top: 108px !important;
  padding-bottom: 20px !important;
}
@media (min-width: 1100px) {
  .hero-grid {
    grid-template-columns: minmax(520px, 0.95fr) minmax(520px, 1.2fr) !important;
    gap: clamp(40px, 6vw, 96px) !important;
  }
}
.hero h1 {
  font-size: clamp(44px, 6.4vw, 108px) !important;
  line-height: 1.05 !important;
  letter-spacing: -0.03em;
  margin-top: 20px !important;
}
.hero p.lead {
  max-width: 42em !important;
  font-size: clamp(17px, 1.35vw, 22px) !important;
  line-height: 1.7 !important;
  margin-top: 28px !important;
}
.hero .actions {
  margin-top: 40px !important;
  gap: 16px !important;
}
.hero .actions .btn {
  min-height: 52px;
  padding: 14px 32px;
  font-size: 16px;
}
.hero-stats {
  max-width: none !important;
  width: 100%;
  margin-top: 0 !important;
  padding: 28px clamp(24px, 4vw, 72px) 40px !important;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 4vw, 48px);
}
.hero-stats dt {
  font-size: 12px;
}
.hero-stats dd {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 36px) !important;
  color: #fff;
  margin: 10px 0 0;
  font-weight: 600;
  line-height: 1.25;
  white-space: nowrap;
}
.hero-visual .frame {
  min-height: min(62vh, 680px);
  display: flex;
  align-items: center;
}
.hero-visual img {
  width: 100%;
  height: min(62vh, 680px) !important;
  aspect-ratio: auto !important;
  object-fit: contain !important;
}

.section-title h2 {
  font-size: clamp(36px, 4.5vw, 64px) !important;
}
.section-title p {
  font-size: 17px !important;
  max-width: 720px;
}

img, svg {
  background: transparent !important;
  max-width: 100%;
}
img {
  height: auto;
  object-fit: cover;
  object-position: center;
  image-rendering: auto;
}

.brand img,
.nav .brand img {
  width: 40px !important;
  height: 40px !important;
  object-fit: contain;
  background: transparent !important;
}
.footer .brand {
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}
.footer .brand img,
.footer .brand-wordmark {
  width: min(280px, 70vw) !important;
  height: auto !important;
  max-height: 88px;
  object-fit: contain;
  background: transparent !important;
}
.nav.scrolled .brand img {
  width: 32px !important;
  height: 32px !important;
}

.nav {
  background: linear-gradient(to bottom, rgba(5, 6, 8, 0.55), transparent);
}
.nav.scrolled {
  background: rgba(5, 6, 8, 0.72);
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
}

.btn {
  transition: transform 0.35s var(--ease-out), background 0.35s var(--ease-out),
              box-shadow 0.35s var(--ease-out), border-color 0.35s var(--ease-out);
}
.btn-primary:hover { transform: translateY(-1px); }
.btn-ghost:hover, .btn-outline:hover { transform: translateY(-1px); }

.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 108px 0 72px;
}
.hero .aurora {
  filter: blur(8px);
  transform: translateZ(0);
  animation: aurora-drift 18s ease-in-out infinite alternate;
}
.hero-visual {
  transition: transform 0.6s var(--ease-out);
  will-change: transform;
}
.hero-visual .frame {
  background: transparent;
  border: 0;
  box-shadow: none;
  padding: 0;
}
.hero-visual img {
  aspect-ratio: 4 / 3;
  object-fit: contain !important;
  background: transparent !important;
  filter: drop-shadow(0 40px 70px rgba(0, 212, 255, 0.22));
  animation: float-y 6.5s ease-in-out infinite;
}
.hero-visual .floater {
  animation: float-y 5.2s ease-in-out infinite;
  animation-delay: 0.4s;
}

.product-card .media,
.card-media {
  background:
    radial-gradient(80% 70% at 50% 30%, rgba(0, 212, 255, 0.16), transparent 62%),
    linear-gradient(180deg, #10151d 0%, #07090d 100%);
}
.product-card .media img,
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 18px 18px 8px;
  background: transparent !important;
  transform: translateZ(0);
  will-change: transform;
}
.card-media.shot img,
.card-media.scene img {
  object-fit: cover;
  padding: 0;
}

.product-card,
.card {
  transition: transform 0.55s var(--ease-out), border-color 0.45s var(--ease-out),
              box-shadow 0.55s var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .product-card:hover,
  .card:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 60px -28px rgba(0, 212, 255, 0.45);
  }
  .product-card:hover .media img,
  .card:hover .card-media img {
    transform: scale(1.06);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}
.reveal.in,
.section-title.in {
  opacity: 1;
  transform: none;
}
.section-title {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}

.hero .reveal,
.hero .section-title {
  opacity: 1;
  transform: none;
}

@keyframes float-y {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(0, -14px, 0); }
}
@keyframes aurora-drift {
  from { opacity: 0.85; transform: scale(1) translate3d(0, 0, 0); }
  to { opacity: 1; transform: scale(1.08) translate3d(2%, -2%, 0); }
}

.product-feature {
  flex: 1 1 auto !important;
  max-width: none !important;
  height: auto !important;
  display: grid !important;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .product-feature {
    grid-template-columns: 1.15fr 0.95fr;
    min-height: 420px;
  }
  .product-feature .media { height: 100%; min-height: 360px; }
  .product-feature .body { justify-content: center; padding: 40px; }
}
.product-card.is-soon {
  opacity: 0.88;
  cursor: default;
  pointer-events: none;
}
.product-card.is-soon .footer span {
  color: var(--haze-400);
}
.offer-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.offer-list li {
  position: relative;
  padding-left: 16px;
  color: var(--haze-200);
  font-size: 13.5px;
  line-height: 1.55;
}
.offer-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-cyan);
}
.product-visual .scene-art {
  width: 100%;
  height: 320px;
  object-fit: contain;
  background: transparent !important;
}
.product-visual .glyph {
  position: absolute;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  pointer-events: none;
}

@media (max-width: 700px) {
  .hero-grid { min-height: auto; padding-top: 100px; padding-bottom: 24px; }
  .hero-stats { grid-template-columns: 1fr; padding-bottom: 32px !important; }
  .hero-stats dd { white-space: normal; }
  .hero-visual .frame,
  .hero-visual img { min-height: 280px; height: 42vh !important; }
}

section[style*="padding:96px"] {
  padding: 120px 0 !important;
}

@media (min-width: 1100px) {
  section[style*="padding:96px"] {
    padding: 140px 0 !important;
  }
}

.contact-directory {
  display: grid;
  gap: 20px;
  margin-top: 56px;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .contact-directory { grid-template-columns: repeat(3, 1fr); }
}
.contact-hit {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 36px 32px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  text-decoration: none;
  color: inherit;
  min-height: 220px;
  transition: border-color 0.35s var(--ease-out), transform 0.35s var(--ease-out);
}
a.contact-hit:hover {
  border-color: rgba(0, 212, 255, 0.55);
  transform: translateY(-4px);
}
.contact-hit .k {
  font-size: 12px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--haze-400);
}
.contact-hit .v {
  font-size: clamp(22px, 2vw, 30px);
  font-weight: 600;
  color: #fff;
  line-height: 1.35;
  word-break: break-all;
}
.contact-hit .hint {
  margin-top: auto;
  font-size: 14px;
  color: var(--haze-300);
}

.section-title h2 {
  font-size: clamp(28px, 3.4vw, 46px) !important;
}
.section-title p {
  font-size: 16px !important;
  max-width: 820px;
  line-height: 1.8;
}

.card-copy {
  margin: 10px 0 0;
  color: var(--haze-300);
  font-size: 14px;
  line-height: 1.75;
}

.story-grid {
  display: grid;
  gap: 20px;
  margin-top: 48px;
  grid-template-columns: 1fr;
}
@media (min-width: 800px) {
  .story-grid { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
}
.story-card {
  padding: 28px 26px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
}
.story-card .k {
  display: block;
  font-size: 12px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--brand-cyan);
}
.story-card h3 {
  margin: 14px 0 0;
  font-size: 20px;
  color: #fff;
}
.story-card p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--haze-300);
}

.process-rail {
  list-style: none;
  display: grid;
  gap: 16px;
  margin: 48px 0 0;
  padding: 0;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .process-rail { grid-template-columns: repeat(5, 1fr); gap: 18px; }
}
.process-rail li {
  padding: 24px 22px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(255,255,255,0.04), transparent);
  min-height: 180px;
}
.process-rail .n {
  display: block;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--brand-cyan);
}
.process-rail h3 {
  margin: 12px 0 0;
  font-size: 17px;
  color: #fff;
}
.process-rail p {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--haze-300);
}

.mail-notes {
  margin-top: 40px;
  padding: 28px 32px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 212, 255, 0.04);
}
.mail-notes h3 {
  margin: 0;
  font-size: 18px;
  color: #fff;
}
.mail-notes ul {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
@media (min-width: 800px) {
  .mail-notes ul { grid-template-columns: 1fr 1fr; }
}
.mail-notes li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--haze-200);
}
.mail-notes li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-cyan);
}

.about-section {
  padding: 80px 0;
}
.section-eyebrow {
  font-size: 11px;
  letter-spacing: 0.4em;
  color: var(--brand-cyan);
  text-transform: uppercase;
}
.about-section h2 {
  font-size: clamp(26px, 3vw, 40px);
  margin: 8px 0 0;
}
.about-section .intro {
  max-width: 820px;
  margin: 20px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--haze-300);
}

.detail-split {
  display: grid;
  gap: 28px;
  margin-top: 40px;
  grid-template-columns: 1fr;
}
@media (min-width: 800px) {
  .detail-split { grid-template-columns: 1.1fr 0.9fr; }
}
.detail-split h3 {
  font-size: 16px;
  color: #fff;
  margin: 0 0 14px;
}
.flow-list, .deliver-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.flow-list li, .deliver-list li {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.03);
  color: var(--haze-200);
  font-size: 14px;
  line-height: 1.65;
}
.flow-list {
  counter-reset: step;
}
.flow-list li {
  padding-left: 48px;
  position: relative;
}
.flow-list li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 12px;
  top: 12px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--brand-cyan);
}

@media (prefers-reduced-motion: reduce) {
  .hero-visual img,
  .hero-visual .floater,
  .hero .aurora { animation: none !important; }
  .reveal, .section-title { opacity: 1; transform: none; }
}