/* ============================================
   URNA · 中科友能全球共享充电宝
   Brand: Space Blue + Neon Green + Yellow Bolt
   ============================================ */

:root {
  --bg: #060b18;
  --bg-2: #0a1428;
  --bg-3: #0f1e3d;
  --bg-card: rgba(15, 30, 61, 0.6);
  --blue: #1a4bd8;
  --blue-light: #2f6bff;
  --green: #3dff9b;
  --green-neon: #66ffb3;
  --yellow: #ffd83d;
  --white: #ffffff;
  --ivory: #eaf2ff;
  --dim: #9db2d9;
  --dim-2: #6b81ad;
  --border: rgba(61, 255, 155, 0.14);
  --border-strong: rgba(61, 255, 155, 0.35);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  --shadow-green: 0 10px 40px rgba(61, 255, 155, 0.16);
  --font: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ivory);
  font-family: var(--font);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

.section { padding: 96px 0; position: relative; }

/* ============================================
   NAV
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 14px 0;
  transition: all 0.3s ease;
  background: rgba(6, 11, 24, 0.6);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(6, 11, 24, 0.92);
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
}

.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  filter: drop-shadow(0 0 10px rgba(61, 255, 155, 0.35));
  flex-shrink: 0;
}
.brand-logo svg { display: block; }
.brand-logo .logo-img { display: block; height: 34px; width: auto; }

.nav .brand-text, .footer-brand > div:not(.brand-logo) { display: none; }

.brand-mark {
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font);
  font-size: 24px;
  font-weight: 900;
  color: #060b18;
  background: linear-gradient(135deg, var(--green), var(--green-neon));
  border-radius: 10px;
  position: relative;
  box-shadow: 0 0 20px rgba(61, 255, 155, 0.35);
}
.brand-mark i {
  color: var(--yellow);
  font-style: normal;
  font-size: 26px;
}

.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name { font-size: 20px; font-weight: 900; color: var(--white); letter-spacing: 1px; }
.brand-sub { font-size: 11px; color: var(--dim); letter-spacing: 2px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  color: var(--ivory);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--green); }

.nav-links .nav-cta {
  background: linear-gradient(135deg, var(--green), var(--green-neon));
  color: #060b18;
  font-weight: 700;
  padding: 9px 20px;
  border-radius: 6px;
  transition: all 0.2s;
}
.nav-links .nav-cta:hover {
  color: #060b18;
  box-shadow: var(--shadow-green);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  cursor: pointer;
}

@media (max-width: 820px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(6, 11, 24, 0.97);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 28px;
    gap: 18px;
    border-bottom: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.25s ease;
  cursor: pointer;
  border: none;
  font-family: var(--font);
}

.btn-primary {
  background: linear-gradient(135deg, var(--green), var(--green-neon));
  color: #060b18;
  box-shadow: 0 4px 24px rgba(61, 255, 155, 0.25);
}
.btn-primary:hover {
  box-shadow: 0 8px 40px rgba(61, 255, 155, 0.4);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--ivory);
  border: 1px solid var(--border-strong);
}
.btn-ghost:hover {
  border-color: var(--green);
  color: var(--green);
}

.btn-block { width: 100%; text-align: center; }

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
  background: radial-gradient(ellipse at 30% 40%, #0d1f45 0%, #060b18 60%);
}

.hero-bg { position: absolute; inset: 0; }

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(61, 255, 155, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 255, 155, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}
.hero-glow-1 { width: 500px; height: 500px; background: var(--blue); top: -100px; right: 10%; }
.hero-glow-2 { width: 400px; height: 400px; background: var(--green); bottom: -100px; left: 5%; opacity: 0.18; }

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--green);
  background: rgba(61, 255, 155, 0.08);
  border: 1px solid var(--border);
  padding: 8px 18px;
  border-radius: 40px;
  margin-bottom: 28px;
  animation: fadeUp 0.8s ease 0.1s both;
}
.hero-badge .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
  animation: pulse 1.6s ease infinite;
}

.hero-title {
  font-size: clamp(44px, 8vw, 76px);
  font-weight: 900;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: 1px;
  animation: fadeUp 0.8s ease 0.2s both;
}

.gradient-text {
  background: linear-gradient(120deg, var(--green), var(--green-neon) 40%, #b9ffd9);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(16px, 2.4vw, 20px);
  color: var(--dim);
  max-width: 620px;
  margin-bottom: 36px;
  line-height: 1.9;
  animation: fadeUp 0.8s ease 0.3s both;
}

.hero-cta-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
  animation: fadeUp 0.8s ease 0.4s both;
}

.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  border-top: 1px solid var(--border);
  padding-top: 28px;
  animation: fadeUp 0.8s ease 0.5s both;
}
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-size: 36px;
  font-weight: 900;
  color: var(--green);
  line-height: 1.1;
}
.stat-label { font-size: 13px; color: var(--dim); margin-top: 4px; }

.hero-device-wrap {
  position: absolute;
  right: -40px;
  bottom: 60px;
  width: 44%;
  z-index: 2;
  animation: deviceFloat 5s ease-in-out infinite;
}
.hero-device-img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: var(--shadow);
  filter: drop-shadow(0 20px 50px rgba(61, 255, 155, 0.12));
}
.device-float {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--green);
  opacity: 0.3;
}
.device-float-1 { width: 90px; height: 90px; top: -30px; right: 20px; animation: spin 14s linear infinite; }
.device-float-2 { width: 140px; height: 140px; bottom: -40px; left: -30px; animation: spin 20s linear infinite reverse; }

@keyframes deviceFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-18px); }
}
@keyframes spin { from { transform: rotate(0); } to { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.4; transform: scale(0.8); } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

.scroll-hint {
  position: absolute;
  bottom: 24px; left: 50%;
  transform: translateX(-50%);
  color: var(--dim-2);
  animation: bounce 2s ease infinite;
  z-index: 3;
}
@keyframes bounce { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(8px); } }

@media (max-width: 900px) {
  .hero { padding-top: 100px; flex-direction: column; }
  .hero-device-wrap { position: relative; right: auto; bottom: auto; width: 80%; margin: 40px auto 0; order: 2; }
  .hero-content { order: 1; }
  .hero-stats { gap: 28px; }
}

/* ============================================
   SECTION HEAD
   ============================================ */
.section-head { text-align: center; margin-bottom: 56px; }
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--green);
  background: rgba(61, 255, 155, 0.07);
  padding: 6px 16px;
  border-radius: 4px;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(30px, 5vw, 42px);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.section-desc { font-size: 15px; color: var(--dim); }

/* ============================================
   ABOUT
   ============================================ */
.about { background: var(--bg); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.about-imgs { position: relative; }
.about-img-main {
  width: 100%;
  border-radius: 14px;
  box-shadow: var(--shadow);
  display: block;
}
.about-img-badge {
  position: absolute;
  bottom: -20px; left: -20px;
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 18px 24px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}
.about-img-badge strong { color: var(--green); font-size: 18px; }
.about-img-badge span { color: var(--dim); font-size: 13px; margin-top: 4px; }

.about-lead {
  font-size: 19px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.8;
  margin-bottom: 16px;
}
.about-body { font-size: 15px; color: var(--dim); line-height: 1.9; margin-bottom: 24px; }

.about-points { list-style: none; }
.about-points li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--ivory);
  padding: 8px 0;
}
.about-points .check {
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
}

@media (max-width: 820px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-img-badge { position: static; margin-top: 20px; }
}

/* ============================================
   PRODUCTS
   ============================================ */
.products { background: var(--bg-2); }

.product-showcase {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: center;
}

.product-device {
  position: relative;
  text-align: center;
}
.product-img {
  width: 100%;
  border-radius: 14px;
  box-shadow: var(--shadow);
  display: block;
}
.product-caption {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
}
.product-caption strong { color: var(--white); font-size: 18px; }
.product-caption span { color: var(--dim); font-size: 14px; margin-top: 4px; }

.product-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  backdrop-filter: blur(6px);
  transition: all 0.3s ease;
}
.feature-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow-green);
}
.feature-icon {
  width: 52px; height: 52px;
  border-radius: 10px;
  background: rgba(61, 255, 155, 0.1);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  margin-bottom: 16px;
}
.feature-card h3 { color: var(--white); font-size: 18px; margin-bottom: 8px; }
.feature-card p { color: var(--dim); font-size: 14px; line-height: 1.8; }

@media (max-width: 820px) {
  .product-showcase { grid-template-columns: 1fr; }
  .product-features { grid-template-columns: 1fr; }
}

/* ============================================
   ADVANTAGES
   ============================================ */
.advantages { background: var(--bg); }

.adv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}

.adv-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.adv-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-5px);
}
.adv-num {
  font-size: 44px;
  font-weight: 900;
  color: rgba(61, 255, 155, 0.12);
  position: absolute;
  top: 16px; right: 20px;
  font-family: var(--font);
}
.adv-card h3 { color: var(--green); font-size: 18px; margin-bottom: 10px; }
.adv-card p { color: var(--dim); font-size: 14px; line-height: 1.8; }

.global-banner {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.global-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
  filter: brightness(0.7);
}
.global-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(to top, rgba(6, 11, 24, 0.8), transparent 70%);
  padding: 24px;
}
.global-overlay h3 {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 900;
  color: var(--green);
  margin-bottom: 10px;
}
.global-overlay p { font-size: 16px; color: var(--ivory); }

@media (max-width: 820px) {
  .adv-grid { grid-template-columns: 1fr; }
  .global-img { height: 280px; }
}

/* ============================================
   TARGETS
   ============================================ */
.targets { background: var(--bg-2); }

.target-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}

.target-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px 28px;
  transition: all 0.3s ease;
  position: relative;
}
.target-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-5px);
  box-shadow: var(--shadow-green);
}
.target-icon { color: var(--green); margin-bottom: 20px; }
.target-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--yellow);
  background: rgba(255, 216, 61, 0.1);
  border: 1px solid rgba(255, 216, 61, 0.3);
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 14px;
}
.target-card h3 { color: var(--white); font-size: 22px; margin-bottom: 10px; }
.target-card p { color: var(--dim); font-size: 14px; line-height: 1.8; margin-bottom: 18px; }
.target-link {
  color: var(--green);
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
}
.target-link:hover { color: var(--green-neon); }

.lifestyle-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.lifestyle-text h3 {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 16px;
}
.lifestyle-text p { color: var(--dim); font-size: 15px; line-height: 1.9; }
.lifestyle-img img {
  width: 100%;
  border-radius: 14px;
  box-shadow: var(--shadow);
  display: block;
}

@media (max-width: 820px) {
  .target-grid { grid-template-columns: 1fr; }
  .lifestyle-row { grid-template-columns: 1fr; }
}

/* ============================================
   CASES
   ============================================ */
.cases { background: var(--bg); }

.cases-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}
.case-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-align: center;
  padding: 32px 20px;
}
.case-num {
  display: inline-block;
  font-size: 42px;
  font-weight: 900;
  color: var(--green);
  line-height: 1;
}
.case-stat > span { font-size: 22px; color: var(--green); font-weight: 700; }
.case-label { font-size: 14px; color: var(--dim); margin-top: 8px; }

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.case-card:hover { border-color: var(--border-strong); transform: translateY(-5px); }
.case-img { height: 220px; overflow: hidden; }
.case-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.case-card:hover .case-img img { transform: scale(1.06); }
.case-body { padding: 20px 24px; }
.case-body h3 { color: var(--white); font-size: 18px; margin-bottom: 8px; }
.case-body p { color: var(--dim); font-size: 14px; line-height: 1.8; }

@media (max-width: 820px) {
  .cases-stats { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: 1fr; }
}

/* ============================================
   CONTACT
   ============================================ */
.contact { background: var(--bg-2); }

.contact-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  background: linear-gradient(135deg, rgba(26, 75, 216, 0.12), rgba(6, 11, 24, 0.4));
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 48px;
}

.contact-title { font-size: 30px; font-weight: 900; color: var(--white); margin: 12px 0 16px; }
.contact-desc { font-size: 15px; color: var(--dim); line-height: 1.8; margin-bottom: 24px; }
.contact-list { list-style: none; margin-bottom: 32px; }
.contact-list li {
  display: flex;
  gap: 10px;
  color: var(--ivory);
  font-size: 15px;
  padding: 6px 0;
}
.contact-list .check { color: var(--green); font-weight: 700; }

.contact-company {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}
.contact-company strong { color: var(--white); font-size: 16px; }
.contact-company span { color: var(--dim-2); font-size: 13px; margin-top: 4px; letter-spacing: 1px; }

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
}
.contact-form h3 { color: var(--white); font-size: 20px; margin-bottom: 24px; }

.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 13px;
  color: var(--dim);
  margin-bottom: 6px;
}
.form-group input,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  background: rgba(6, 11, 24, 0.7);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--white);
  font-size: 15px;
  font-family: var(--font);
  transition: border 0.2s;
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--green);
}
.form-group input::placeholder { color: var(--dim-2); }
.form-group select option { background: var(--bg-3); color: var(--white); }

.form-note { font-size: 12px; color: var(--dim-2); text-align: center; margin-top: 14px; }

.form-success {
  display: none;
  margin-top: 16px;
  padding: 14px;
  background: rgba(61, 255, 155, 0.08);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  color: var(--green);
  text-align: center;
  font-size: 15px;
}
.form-success .check { font-weight: 700; }

@media (max-width: 820px) {
  .contact-card { grid-template-columns: 1fr; padding: 28px; }
}

/* ============================================
   FOOTER
   ============================================ */
.footer { background: var(--bg); border-top: 1px solid var(--border); padding: 48px 0 24px; }
.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 32px;
}
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand .brand-mark { width: 36px; height: 36px; font-size: 20px; }
.footer-brand strong { display: block; color: var(--white); font-size: 18px; }
.footer-brand span { color: var(--dim); font-size: 12px; letter-spacing: 1px; }
.footer-links { display: flex; gap: 28px; }
.footer-links a { color: var(--dim); text-decoration: none; font-size: 15px; }
.footer-links a:hover { color: var(--green); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  text-align: center;
}
.footer-bottom p { font-size: 13px; color: var(--dim-2); }

@media (max-width: 640px) {
  .footer-top { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 46px; height: 46px;
  border-radius: 10px;
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  color: var(--green);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
  z-index: 999;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { background: var(--green); color: #060b18; }

/* Reusable reveal */
.reveal { opacity: 0; transform: translateY(30px); transition: all 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ============================================
   ADDITIONAL BLOCKS · 升级新增板块样式
   ============================================ */

/* ---- GLOBAL MARKET ---- */
.market { background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%); }
.mtitle { font-size: 20px; font-weight: 700; color: var(--white); margin-bottom: 24px; }

.market-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 36px;
  margin-bottom: 40px;
}
.market-main h3 { font-size: 28px; color: var(--green); margin-bottom: 6px; }
.market-lead { font-size: 16px; color: var(--ivory); margin-bottom: 24px; }
.market-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.mpoint { background: var(--bg-3); border: 1px solid var(--border); border-radius: 10px; padding: 20px; }
.mpoint h4 { color: var(--green); font-size: 16px; margin-bottom: 8px; }
.mpoint p { color: var(--dim); font-size: 13px; line-height: 1.8; }
.market-source { font-size: 11px; color: var(--dim-2); margin-top: 20px; }
@media (max-width: 820px) { .market-points { grid-template-columns: 1fr; } }

/* ---- growth chart ---- */
.market-growth { margin-bottom: 40px; }
.growth-chart {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  height: 300px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.bar {
  flex: 1;
  height: var(--h);
  min-height: 40px;
  background: linear-gradient(to top, var(--blue), var(--blue-light));
  border-radius: 6px 6px 0 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  position: relative;
  transition: all 0.4s ease;
}
.bar:hover { filter: brightness(1.2); }
.bar.bar-highlight { background: linear-gradient(to top, var(--green), var(--green-neon)); }
.bar-val {
  position: absolute;
  top: -26px;
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  white-space: nowrap;
}
.bar-year {
  position: absolute;
  bottom: -28px;
  font-size: 13px;
  color: var(--dim);
}
.growth-note { font-size: 13px; color: var(--dim); margin-top: 44px; line-height: 1.8; }

/* ---- compare table ---- */
.compare { margin-bottom: 20px; }
.compare-table { border: 1px solid var(--border); border-radius: 12px; overflow: hidden; margin-bottom: 20px; }
.compare-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  border-bottom: 1px solid var(--border);
}
.compare-row:last-child { border-bottom: none; }
.compare-item { padding: 16px 20px; color: var(--ivory); font-size: 14px; }
.compare-head .compare-item { font-weight: 700; color: var(--white); background: var(--bg-3); }
.compare-hot { color: var(--green) !important; font-weight: 700; background: rgba(61,255,155,0.06); }
.compare-conclusion {
  font-size: 20px;
  color: var(--white);
  text-align: center;
  padding: 20px;
  background: linear-gradient(135deg, rgba(61,255,155,0.12), rgba(26,75,216,0.1));
  border: 1px solid var(--border-strong);
  border-radius: 12px;
}
.compare-conclusion strong { color: var(--green); font-size: 24px; }
@media (max-width: 640px) {
  .compare-row { grid-template-columns: 1.5fr 1fr 1fr; font-size: 12px; }
  .compare-item { padding: 12px 10px; font-size: 12px; }
}

/* ---- journey / 发展历程 ---- */
.about { background: var(--bg); }
.journey { position: relative; max-width: 760px; margin: 0 auto 40px; }
.journey::before {
  content: '';
  position: absolute;
  left: 18px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--green), var(--blue));
}
.journey-item { position: relative; padding: 0 0 28px 60px; }
.journey-item:last-child { padding-bottom: 0; }
.journey-year {
  position: absolute;
  left: 0; top: 0;
  width: 38px; height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  color: var(--green);
  font-weight: 900;
  font-size: 14px;
}
.journey-body { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 20px; }
.journey-body strong { color: var(--green); font-size: 17px; display: block; margin-bottom: 6px; }
.journey-body p { color: var(--dim); font-size: 14px; line-height: 1.8; }
.about-summary {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 28px;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}
.about-summary p { color: var(--ivory); font-size: 15px; line-height: 2; }
.about-summary strong { color: var(--green); }

/* ---- data wall / 13项数据 ---- */
.data-wall {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin-bottom: 56px;
}
.data-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  transition: all 0.3s ease;
}
.data-item:hover { border-color: var(--border-strong); transform: translateY(-3px); }
.data-num { font-size: 32px; font-weight: 900; color: var(--green); line-height: 1.1; }
.data-num span { font-size: 18px; }
.data-label { font-size: 13px; color: var(--dim); margin-top: 6px; }

/* ---- adv feature grid ---- */
.adv-feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 56px; }
.adv-feature {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
}
.adv-feature-icon { color: var(--green); margin-bottom: 14px; }
.adv-feature h3 { color: var(--white); font-size: 18px; margin-bottom: 10px; }
.adv-feature p { color: var(--dim); font-size: 14px; line-height: 1.8; }
.pay-row { font-size: 12px; color: var(--green); margin-top: 12px; line-height: 1.8; opacity: 0.9; }
@media (max-width: 820px) { .adv-feature-grid { grid-template-columns: 1fr; } }

/* ---- certification ---- */
.certification { margin-bottom: 56px; }
.cert-grid { display: flex; flex-wrap: wrap; gap: 12px; }
.cert-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 13px;
  color: var(--ivory);
  transition: all 0.2s;
}
.cert-item:hover { border-color: var(--border-strong); color: var(--green); }

/* ---- global centers ---- */
.global-centers { margin-bottom: 20px; }
.center-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.center-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
}
.center-card h4 { color: var(--green); font-size: 17px; margin-bottom: 8px; }
.center-card p { color: var(--ivory); font-size: 14px; margin-bottom: 6px; }
.center-card span { color: var(--dim-2); font-size: 12px; line-height: 1.6; }

/* ============================================
   PRODUCTS / 托管模型
   ============================================ */
.products { background: var(--bg-2); }
.hosting-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.hstep { display: flex; align-items: center; gap: 12px; }
.hstep-num {
  width: 42px; height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--green), var(--green-neon));
  color: #060b18;
  border-radius: 50%;
  font-weight: 900;
  font-size: 18px;
}
.hstep h4 { color: var(--white); font-size: 16px; }
.hstep-arrow { color: var(--green); font-size: 22px; }
.hosting-tagline {
  text-align: center;
  font-size: 14px;
  color: var(--dim);
  padding: 14px;
  background: rgba(61,255,155,0.06);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 48px;
}

.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 40px; }
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  transition: all 0.3s;
}
.product-card:hover { border-color: var(--border-strong); transform: translateY(-4px); }
.product-img-wrap { height: 280px; overflow: hidden; background: #0a0f1f; }
.product-img-wrap img { width: 100%; height: 100%; object-fit: contain; }
.product-info { padding: 24px; }
.product-type { display: inline-block; font-size: 12px; color: var(--yellow); background: rgba(255,216,61,0.1); border: 1px solid rgba(255,216,61,0.3); padding: 4px 12px; border-radius: 4px; margin-bottom: 12px; }
.product-info h3 { color: var(--white); font-size: 20px; margin-bottom: 8px; }
.product-info p { color: var(--dim); font-size: 14px; line-height: 1.8; margin-bottom: 16px; }
.product-price { display: flex; align-items: baseline; gap: 6px; margin-bottom: 6px; }
.price-num { font-size: 38px; font-weight: 900; color: var(--green); }
.price-unit { font-size: 14px; color: var(--dim); }
.product-yield { font-size: 14px; color: var(--yellow); font-weight: 700; }
@media (max-width: 820px) { .product-grid { grid-template-columns: 1fr; } }

/* ---- guarantee ---- */
.guarantee {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: linear-gradient(135deg, rgba(61,255,155,0.1), rgba(26,75,216,0.08));
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  padding: 28px;
}
.guarantee-icon { color: var(--green); flex-shrink: 0; }
.guarantee h3 { color: var(--white); font-size: 20px; margin-bottom: 10px; }
.guarantee p { color: var(--ivory); font-size: 14px; line-height: 1.9; }
.guarantee strong { color: var(--green); }
@media (max-width: 640px) { .guarantee { flex-direction: column; } }

/* ============================================
   BENEFITS / 收益分析
   ============================================ */
.benefits { background: var(--bg); }
.return-table-wrap { margin-bottom: 56px; overflow-x: auto; }
.return-table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 760px; }
.return-table th {
  background: var(--bg-3);
  color: var(--green);
  padding: 14px 12px;
  text-align: center;
  font-weight: 700;
  border: 1px solid var(--border);
}
.return-table td {
  padding: 13px 12px;
  text-align: center;
  color: var(--ivory);
  border: 1px solid var(--border);
}
.return-table tbody tr:hover { background: rgba(61,255,155,0.04); }
.return-table .rate { color: var(--green); font-weight: 900; font-size: 18px; }
.table-note { font-size: 12px; color: var(--dim-2); margin-top: 12px; text-align: center; }

/* ---- profit model ---- */
.profit-model { margin-bottom: 56px; }
.profit-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.profit-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s;
}
.profit-card:hover { border-color: var(--border-strong); transform: translateY(-4px); }
.profit-icon { color: var(--green); margin-bottom: 12px; }
.profit-card h4 { color: var(--white); font-size: 17px; margin-bottom: 8px; }
.profit-card p { color: var(--dim); font-size: 13px; line-height: 1.7; }
@media (max-width: 820px) { .profit-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .profit-grid { grid-template-columns: 1fr; } }

/* ---- market advantages ---- */
.market-advantages { margin-bottom: 56px; }
.ma-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.ma-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 22px;
  text-align: center;
  font-size: 15px;
  font-weight: 700;
  color: var(--ivory);
  line-height: 1.6;
}
.ma-item:nth-child(odd) { border-color: rgba(61,255,155,0.25); color: var(--green); }
@media (max-width: 820px) { .ma-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .ma-grid { grid-template-columns: 1fr; } }

/* ---- buy gift ---- */
.buy-gift {
  text-align: center;
  padding: 40px;
  background: linear-gradient(135deg, rgba(255,216,61,0.08), rgba(61,255,155,0.08));
  border: 1px solid var(--border-strong);
  border-radius: 14px;
}
.buy-gift h3 { color: var(--white); font-size: 22px; margin-bottom: 20px; }
.gift-grid { display: flex; justify-content: center; gap: 24px; margin-bottom: 16px; flex-wrap: wrap; }
.gift-item {
  font-size: 18px;
  color: var(--ivory);
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  padding: 16px 28px;
  border-radius: 10px;
}
.gift-item strong { color: var(--yellow); font-size: 22px; }
.gift-note { font-size: 13px; color: var(--dim); line-height: 1.9; }

/* ============================================
   MEDIA / 媒体报道
   ============================================ */
.media { background: var(--bg-2); }
.media-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.media-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: all 0.3s;
}
.media-card:hover { border-color: var(--border-strong); transform: translateY(-4px); }
.media-logo {
  font-family: serif;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 1px;
  color: var(--green);
  margin-bottom: 14px;
}
.media-card h3 { color: var(--white); font-size: 17px; line-height: 1.6; margin-bottom: 12px; }
.media-card p { color: var(--dim); font-size: 13px; line-height: 1.8; }
.media-tag { display: inline-block; font-size: 11px; color: var(--dim-2); margin-top: 12px; }
@media (max-width: 820px) { .media-grid { grid-template-columns: 1fr; } }

.footer-sub { color: var(--dim-2); font-size: 12px; margin-top: 4px; }

/* ============================================
   MULTI-PAGE BLOCKS · 多页结构新增样式
   ============================================ */

/* ---- active nav ---- */
.nav-links a.active { color: var(--green); }
.nav-links a.active::after { content: ''; position: absolute; left: 0; bottom: -4px; width: 100%; height: 2px; background: var(--green); }

/* ---- page hero (二级页) ---- */
.page-hero {
  position: relative;
  padding: 160px 0 80px;
  text-align: center;
  background: radial-gradient(ellipse at 30% 40%, #0d1f45 0%, #060b18 60%);
  overflow: hidden;
}
.page-hero-bg { position: absolute; inset: 0; }
.page-hero-content { position: relative; z-index: 2; padding: 0 24px; }
.page-hero-content h1 { font-size: clamp(36px, 6vw, 56px); font-weight: 900; color: var(--white); margin: 16px 0 12px; letter-spacing: 2px; }
.page-hero-content p { font-size: 17px; color: var(--dim); }

/* ---- intro (首页) ---- */
.intro { background: var(--bg); }
.intro-card { max-width: 860px; margin: 0 auto; background: var(--bg-card); border: 1px solid var(--border); border-radius: 14px; padding: 40px; }
.intro-text { font-size: 16px; color: var(--ivory); line-height: 2.1; text-align: justify; }
.intro-text strong { color: var(--green); }

/* ---- card grid (首页二级页入口) ---- */
.cards { background: var(--bg-2); }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.scard {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px 28px;
  text-decoration: none;
  color: var(--ivory);
  transition: all 0.3s ease;
}
.scard:hover { border-color: var(--border-strong); transform: translateY(-6px); box-shadow: var(--shadow-green); }
.scard-icon { color: var(--green); margin-bottom: 18px; }
.scard h3 { font-size: 20px; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.scard p { font-size: 14px; color: var(--dim); line-height: 1.8; margin-bottom: 20px; flex: 1; }
.scard-link { color: var(--green); font-weight: 700; font-size: 15px; }
.scard-cta { border-color: var(--border-strong); background: linear-gradient(135deg, rgba(61,255,155,0.08), rgba(26,75,216,0.08)); }
@media (max-width: 820px) { .card-grid { grid-template-columns: 1fr; } }

/* ---- CTA strip ---- */
.cta-strip { background: var(--bg); }
.cta-box {
  text-align: center;
  padding: 60px 40px;
  background: linear-gradient(135deg, rgba(61,255,155,0.1), rgba(26,75,216,0.12));
  border: 1px solid var(--border-strong);
  border-radius: 16px;
}
.cta-box h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 900; color: var(--white); margin-bottom: 12px; }
.cta-box p { font-size: 17px; color: var(--dim); margin-bottom: 28px; }

/* ---- benefit toolbar / 页面间跳转 ---- */
.benefit-toolbar { display: flex; gap: 16px; justify-content: center; margin-top: 56px; flex-wrap: wrap; }

/* ---- company --- */
.company-intro { max-width: 900px; margin: 0 auto 48px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 14px; padding: 36px; }
.company-intro h3 { font-size: 24px; color: var(--green); margin-bottom: 16px; text-align: center; }
.company-intro p { font-size: 15px; color: var(--ivory); line-height: 2; text-align: justify; }
.company-intro strong { color: var(--green); }

/* ---- org chart ---- */
.org-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 14px; padding: 28px; margin-bottom: 8px; }
.org-top { text-align: center; font-size: 22px; font-weight: 900; color: var(--green); padding: 16px; border: 2px solid var(--border-strong); border-radius: 10px; margin-bottom: 24px; background: rgba(61,255,155,0.05); }
.org-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.org-col { background: var(--bg-3); border: 1px solid var(--border); border-radius: 10px; padding: 20px; }
.org-col h4 { color: var(--white); font-size: 16px; margin-bottom: 10px; border-left: 3px solid var(--green); padding-left: 10px; }
.org-col ul { list-style: none; }
.org-col li { color: var(--dim); font-size: 13px; padding: 4px 0; }
.org-sub { color: var(--dim-2); font-size: 12px; margin-top: 8px; line-height: 1.7; }
@media (max-width: 820px) { .org-grid { grid-template-columns: 1fr; } }

/* ---- share row ---- */
.share-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 48px; }
.share-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; text-align: center; padding: 32px 20px; }
.share-label { font-size: 14px; color: var(--dim); }
.share-value { font-size: 34px; font-weight: 900; color: var(--green); margin: 10px 0; }
.share-card span { font-size: 13px; color: var(--dim); }
@media (max-width: 820px) { .share-row { grid-template-columns: 1fr; } }

/* ---- contact flow ---- */
.contact-flow { display: flex; align-items: center; gap: 12px; margin-top: 32px; flex-wrap: wrap; }
.contact-flow-item { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.flow-num { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--green), var(--green-neon)); color: #060b18; border-radius: 50%; font-weight: 900; }
.contact-flow-item span { font-size: 12px; color: var(--dim); }
.contact-flow-arrow { color: var(--green); font-size: 20px; }

.contact-page { background: var(--bg); }