/*
 * 文件名: home.css
 * 描述: 深圳市天拓光电技术有限公司 首页专用样式
 * 主题元素: 光纤轨迹、电磁脉冲、数据可视化
 */

.hero {
  --pointer-x: 55%;
  --pointer-y: 45%;
  position: relative;
  padding: clamp(8rem, 18vh, 12rem) 0 clamp(5rem, 12vh, 7rem);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(18, 38, 84, 0.7), rgba(4, 10, 24, 0.85)), url('../images/scenes/oC8HwbNaT3L4.jpg') center/cover;
  opacity: 0.65;
  mix-blend-mode: screen;
}

.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--pointer-x) var(--pointer-y), rgba(33, 242, 255, 0.45), transparent 55%),
              radial-gradient(circle at 85% 70%, rgba(255, 122, 26, 0.35), transparent 40%);
  mix-blend-mode: screen;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,%3Csvg width="1600" height="900" xmlns="http://www.w3.org/2000/svg"%3E%3Cg stroke="%23FFFFFF" stroke-opacity="0.08"%3E%3Cpath d="M0 700 Q400 500 800 700 T1600 700" fill="none" stroke-width="1"/%3E%3Cpath d="M0 550 Q400 350 800 550 T1600 550" fill="none" stroke-width="1"/%3E%3Cpath d="M0 820 Q350 620 700 820 T1400 820" fill="none" stroke-width="0.7"/%3E%3C/g%3E%3C/svg%3E');
  background-size: cover;
  opacity: 0.35;
  pointer-events: none;
}

.hero__content {
  position: relative;
  display: grid;
  gap: clamp(2rem, 4vw, 3.5rem);
}

.hero__grid {
  display: grid;
  gap: clamp(2rem, 3vw, 3rem);
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 1fr);
  align-items: center;
}

@media (max-width: 980px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-12);
  padding: var(--spacing-12) var(--spacing-20);
  border-radius: var(--radius-pill);
  background: rgba(4, 12, 28, 0.65);
  border: 1px solid rgba(33, 242, 255, 0.35);
  width: fit-content;
}

.hero__badge span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(130deg, rgba(33, 242, 255, 0.4), rgba(124, 92, 255, 0.4));
  color: var(--text-title);
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
}

.hero__headline {
  display: grid;
  gap: var(--spacing-20);
}

.hero__headline h1 {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-title);
  line-height: 1.15;
}

.hero__headline p {
  font-size: var(--font-size-lg);
  color: var(--text-muted);
  max-width: 640px;
}

.hero__actions {
  display: flex;
  gap: var(--spacing-16);
  flex-wrap: wrap;
}

.hero__deck {
  display: grid;
  gap: var(--spacing-16);
}

.hero__deck-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--spacing-16);
}

.hero-stat {
  padding: var(--spacing-20);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(4, 10, 25, 0.65);
  display: grid;
  gap: var(--spacing-8);
}

.hero-stat span {
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.hero-stat strong {
  font-family: var(--font-en);
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  color: var(--text-title);
}

.hero__visual {
  position: relative;
  padding: var(--spacing-32);
  border-radius: var(--radius-xl);
  background: radial-gradient(circle at 30% 30%, rgba(33, 242, 255, 0.25), rgba(4, 12, 28, 0.85));
  border: 1px solid rgba(33, 242, 255, 0.2);
  overflow: hidden;
}

.hero__visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,%3Csvg width="380" height="380" viewBox="0 0 380 380" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" stroke="%231ce3ff" stroke-opacity="0.18"%3E%3Ccircle cx="190" cy="190" r="60"/%3E%3Ccircle cx="190" cy="190" r="110"/%3E%3Ccircle cx="190" cy="190" r="160"/%3E%3Cpath d="M0 190h380"/%3E%3Cpath d="M190 0v380"/%3E%3C/g%3E%3C/svg%3E');
  opacity: 0.65;
}

.hero__visual::after {
  content: "";
  position: absolute;
  inset: -40%;
  background: conic-gradient(from 90deg, rgba(33, 242, 255, 0.35), rgba(124, 92, 255, 0.25), rgba(255, 122, 26, 0.2), rgba(33, 242, 255, 0.35));
  filter: blur(60px);
  animation: spin 18s linear infinite;
}

.hero__visual-inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--spacing-24);
}

.hero__visual-canvas {
  position: relative;
  width: min(340px, 70vw);
  aspect-ratio: 1;
  margin: 0 auto;
  border-radius: 50%;
  border: 1px solid rgba(33, 242, 255, 0.25);
  background: radial-gradient(circle, rgba(33, 242, 255, 0.2), rgba(3, 9, 21, 0.9));
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(16, 40, 80, 0.45);
}

#photonCanvas {
  width: 100%;
  height: 100%;
  display: block;
  mix-blend-mode: screen;
}

.hero__visual img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  filter: saturate(1.15);
}

.hero__visual-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-16);
  padding: var(--spacing-16);
  border-radius: var(--radius-md);
  background: rgba(5, 12, 26, 0.8);
  border: 1px solid rgba(33, 242, 255, 0.12);
  z-index: 2;
}

.hero__visual-footer span {
  font-size: var(--font-size-xs);
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.hero__visual-footer strong {
  font-family: var(--font-en);
  color: var(--text-title);
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ===== 光纤加速矩阵 ===== */
.speed-matrix {
  background: linear-gradient(180deg, rgba(8, 16, 34, 0.4), rgba(3, 8, 18, 0.9));
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--grid-gap);
}

.matrix-card {
  position: relative;
  padding: var(--spacing-32);
  border-radius: var(--radius-lg);
  background: rgba(5, 12, 26, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
  display: grid;
  gap: var(--spacing-16);
}

.matrix-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(33, 242, 255, 0.2), transparent 55%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.matrix-card:hover::before {
  opacity: 1;
}

.matrix-card h3 {
  color: var(--text-title);
  font-size: var(--font-size-xl);
}

.matrix-card p {
  margin-bottom: 0;
  color: var(--text-muted);
}

.matrix-card ul {
  list-style: none;
  display: grid;
  gap: var(--spacing-12);
}

.matrix-card li {
  display: flex;
  align-items: center;
  gap: var(--spacing-12);
  color: var(--text-body);
}

.matrix-card li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-secondary);
  box-shadow: 0 0 10px rgba(255, 122, 26, 0.6);
}

/* ===== 核心产品区 ===== */
.product-showcase {
  position: relative;
}

.product-showcase::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 60% 20%, rgba(33, 242, 255, 0.18), transparent 60%);
  opacity: 0.7;
  pointer-events: none;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--grid-gap);
}

.product-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(6, 14, 30, 0.8);
  display: grid;
  grid-template-rows: 180px auto;
  box-shadow: var(--shadow-card);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-hover);
}

.product-card__media {
  position: relative;
  overflow: hidden;
}

.product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2, 7, 20, 0), rgba(2, 7, 20, 0.95));
}

.product-card__body {
  padding: var(--spacing-24);
  display: grid;
  gap: var(--spacing-16);
}

.product-card__meta {
  display: flex;
  gap: var(--spacing-12);
  flex-wrap: wrap;
}

.product-card__meta span {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: var(--spacing-6) var(--spacing-12);
  border-radius: var(--radius-pill);
}

/* ===== 行业解决方案 ===== */
.solutions {
  background: linear-gradient(190deg, rgba(3, 8, 18, 0.95), rgba(4, 10, 24, 0.85));
  position: relative;
  overflow: hidden;
}

.solutions::before {
  content: "";
  position: absolute;
  top: -40%;
  left: -10%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(124, 92, 255, 0.25), transparent 58%);
  filter: blur(80px);
  opacity: 0.8;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--grid-gap);
}

.solution-card {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(33, 242, 255, 0.22);
  overflow: hidden;
  background: rgba(4, 12, 28, 0.75);
  display: grid;
  grid-template-rows: 220px auto;
}

.solution-card picture,
.solution-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.solution-card__body {
  padding: var(--spacing-24);
  display: grid;
  gap: var(--spacing-16);
}

.solution-card__body h3 {
  color: var(--text-title);
  font-size: var(--font-size-xl);
}

.solution-card__meta {
  display: grid;
  gap: var(--spacing-12);
}

.solution-card__meta span {
  font-size: var(--font-size-xs);
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* ===== 网络性能实验室 ===== */
.network-lab {
  position: relative;
  overflow: hidden;
}

.network-lab::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,%3Csvg width="1440" height="700" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" stroke="%23147dff" stroke-opacity="0.12" stroke-width="1"%3E%3Cpath d="M0 600 Q300 450 600 520 T1200 540 T1600 480"/%3E%3Cpath d="M0 480 Q280 330 540 420 T1080 420 T1440 360"/%3E%3C/g%3E%3C/svg%3E');
  opacity: 0.3;
}

.lab-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 1fr);
  gap: var(--grid-gap);
}

@media (max-width: 980px) {
  .lab-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

.lab-console {
  padding: var(--spacing-32);
  border-radius: var(--radius-xl);
  background: rgba(3, 9, 21, 0.85);
  border: 1px solid rgba(33, 242, 255, 0.25);
  box-shadow: var(--shadow-card);
  display: grid;
  gap: var(--spacing-24);
  position: relative;
  overflow: hidden;
}

.lab-console::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(33, 242, 255, 0.18), transparent 60%);
  opacity: 0.8;
}

.lab-console__header {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-16);
}

.lab-console__header span {
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.lab-console__actions {
  position: relative;
  display: grid;
  gap: var(--spacing-20);
}

.lab-fieldset {
  display: grid;
  gap: var(--spacing-16);
}

.lab-fieldset__row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--spacing-16);
}

.lab-meter {
  padding: var(--spacing-24);
  border-radius: var(--radius-lg);
  background: rgba(4, 12, 28, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.06);
  display: grid;
  gap: var(--spacing-12);
}

.lab-meter__label {
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.lab-meter__value {
  font-family: var(--font-en);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--text-title);
  display: flex;
  align-items: baseline;
  gap: var(--spacing-8);
}

.lab-meter__trend {
  font-size: var(--font-size-xs);
  color: var(--color-success);
}

.lab-visual {
  padding: var(--spacing-32);
  border-radius: var(--radius-xl);
  background: rgba(4, 12, 28, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: grid;
  gap: var(--spacing-24);
  position: relative;
  overflow: hidden;
}

.lab-visual__grid {
  display: grid;
  gap: var(--spacing-16);
}

.lab-visual__path {
  display: grid;
  gap: var(--spacing-16);
  padding: var(--spacing-24);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(124, 92, 255, 0.25);
  background: rgba(7, 16, 36, 0.8);
}

.lab-visual__path span {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lab-visual__path strong {
  font-size: var(--font-size-lg);
}

/* ===== 技术创新 ===== */
.innovation {
  background: linear-gradient(140deg, rgba(5, 10, 24, 0.9), rgba(3, 8, 18, 0.92));
  position: relative;
}

.innovation-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 1fr);
  gap: var(--grid-gap);
  align-items: start;
}

@media (max-width: 1080px) {
  .innovation-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

.innovation-stream {
  display: grid;
  gap: var(--spacing-24);
}

.innovation-card {
  padding: var(--spacing-24);
  border-radius: var(--radius-lg);
  background: rgba(6, 14, 30, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: grid;
  gap: var(--spacing-16);
}

.innovation-card h3 {
  font-size: var(--font-size-lg);
  color: var(--text-title);
}

.innovation-card ul {
  list-style: none;
  display: grid;
  gap: var(--spacing-12);
}

.innovation-card li {
  color: var(--text-body);
  display: flex;
  gap: var(--spacing-12);
}

.innovation-card li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-tertiary);
  box-shadow: 0 0 10px rgba(124, 92, 255, 0.45);
  margin-top: var(--spacing-8);
}

.innovation-highlights {
  padding: var(--spacing-32);
  border-radius: var(--radius-xl);
  background: rgba(4, 12, 26, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: grid;
  gap: var(--spacing-24);
}

.innovation-highlights__stat {
  display: grid;
  gap: var(--spacing-8);
}

.innovation-highlights__stat span {
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.innovation-highlights__stat strong {
  font-family: var(--font-en);
  font-size: clamp(1.8rem, 2.6vw, 2.3rem);
}

/* ===== 合作伙伴区 ===== */
.partners {
  position: relative;
  overflow: hidden;
}

.partners::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(33, 242, 255, 0.2), transparent 65%);
  opacity: 0.6;
  pointer-events: none;
}

.partner-tier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--grid-gap);
}

.partner-card {
  padding: var(--spacing-32);
  border-radius: var(--radius-lg);
  background: rgba(6, 14, 30, 0.75);
  border: 1px solid rgba(33, 242, 255, 0.16);
  display: grid;
  gap: var(--spacing-16);
}

.partner-card h3 {
  color: var(--text-title);
  font-size: var(--font-size-xl);
}

.partner-card ul {
  list-style: none;
  display: grid;
  gap: var(--spacing-12);
}

.partner-card li {
  color: var(--text-body);
}

/* ===== CTA ===== */
.final-cta {
  padding: clamp(4rem, 10vw, 6rem) 0;
}

.cta-surface {
  position: relative;
  padding: clamp(2.5rem, 5vw, 3.5rem);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(33, 242, 255, 0.28), rgba(20, 125, 255, 0.16));
  border: 1px solid rgba(33, 242, 255, 0.35);
  backdrop-filter: blur(12px);
  overflow: hidden;
}

.cta-surface::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto;
  height: 120%;
  background: conic-gradient(from 120deg, rgba(33, 242, 255, 0.35), rgba(124, 92, 255, 0.25), rgba(255, 122, 26, 0.25), rgba(33, 242, 255, 0.35));
  filter: blur(120px);
}

.cta-surface__content {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--spacing-24);
}

.cta-surface__content p {
  font-size: var(--font-size-md);
  max-width: 680px;
}

.cta-surface__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-16);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}