:root {
  --bg: #f3f6fb;
  --bg-soft: #eef3f9;
  --panel: #ffffff;
  --panel-2: #f8fafc;
  --ink: #0f172a;
  --muted: #64748b;
  --line: rgba(15, 23, 42, 0.08);
  --cyan: #0284c7;
  --cyan-2: #0ea5e9;
  --blue: #2563eb;
  --violet: #7c3aed;
  --max: 1160px;
  --radius: 16px;
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 18px 50px rgba(15, 23, 42, 0.1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  min-height: 100vh;
  overflow-x: hidden;
  cursor: default;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--cyan-2);
  outline-offset: 3px;
}

.wrap {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* cursor tech effects */
.cursor-glow,
.cursor-dot {
  pointer-events: none;
  position: fixed;
  z-index: 999;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.3s;
}

.cursor-glow {
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.12), transparent 68%);
  mix-blend-mode: multiply;
}

.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--cyan-2);
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.15);
}

body.has-cursor .cursor-glow,
body.has-cursor .cursor-dot {
  opacity: 1;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(243, 246, 251, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 6px 24px rgba(15, 23, 42, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
}

.logo {
  height: 46px;
  width: auto;
  transition: transform 0.25s;
}

.brand:hover .logo {
  transform: translateY(-1px) scale(1.02);
}

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.42rem 0.9rem 0.42rem 0.42rem;
  border: 1px solid rgba(14, 165, 233, 0.28);
  border-radius: 999px;
  background: #fff;
  box-shadow: var(--shadow);
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.header-phone:hover {
  transform: translateY(-1px);
  border-color: rgba(14, 165, 233, 0.55);
  box-shadow: 0 12px 28px rgba(14, 165, 233, 0.14);
}

.phone-icon {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.16), rgba(37, 99, 235, 0.08));
  color: var(--cyan);
}

.phone-num {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

/* Hero carousel */
.hero {
  position: relative;
  padding: 3.6rem 0 2.6rem;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  background:
    radial-gradient(700px 320px at 10% 0%, rgba(14, 165, 233, 0.12), transparent 55%),
    radial-gradient(600px 300px at 90% 30%, rgba(124, 58, 237, 0.08), transparent 50%),
    linear-gradient(180deg, #f7fafc 0%, var(--bg) 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(15, 23, 42, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.04) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 75% 65% at 50% 40%, #000 15%, transparent 75%);
}

.scan {
  position: absolute;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(180deg, transparent, rgba(14, 165, 233, 0.06), transparent);
  animation: scan 6.5s linear infinite;
}

@keyframes scan {
  0% { top: -12%; }
  100% { top: 112%; }
}

.shape {
  position: absolute;
  opacity: 0.9;
  animation: floaty 8s ease-in-out infinite;
}

.cube {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: linear-gradient(145deg, #e0f2fe, #bae6fd);
  border: 1px solid rgba(14, 165, 233, 0.35);
  box-shadow:
    8px 10px 0 -2px rgba(14, 165, 233, 0.12),
    0 12px 28px rgba(14, 165, 233, 0.12);
  transform: rotate(18deg);
}

.cube-1 { top: 18%; left: 8%; }
.cube-2 {
  top: 58%;
  right: 10%;
  width: 34px;
  height: 34px;
  background: linear-gradient(145deg, #ede9fe, #ddd6fe);
  border-color: rgba(124, 58, 237, 0.3);
  transform: rotate(-14deg);
  animation-delay: 1.2s;
}
.cube-3 {
  top: 28%;
  right: 22%;
  width: 28px;
  height: 28px;
  background: linear-gradient(145deg, #dcfce7, #bbf7d0);
  border-color: rgba(5, 150, 105, 0.28);
  transform: rotate(28deg);
  animation-delay: 2s;
}

.sphere {
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff, #bae6fd 45%, #7dd3fc);
  box-shadow: 0 10px 24px rgba(14, 165, 233, 0.2);
}

.sphere-1 {
  width: 28px;
  height: 28px;
  top: 22%;
  right: 12%;
  animation-delay: 0.4s;
}

.sphere-2 {
  width: 18px;
  height: 18px;
  bottom: 22%;
  left: 18%;
  background: radial-gradient(circle at 30% 30%, #fff, #fde68a 40%, #fbbf24);
  box-shadow: 0 8px 18px rgba(245, 158, 11, 0.22);
  animation-delay: 1.6s;
}

.ring {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 3px solid rgba(14, 165, 233, 0.28);
  box-shadow: inset 0 0 0 8px rgba(14, 165, 233, 0.05);
}

.ring-1 { top: 12%; right: 28%; animation-delay: 0.8s; }
.ring-2 {
  width: 40px;
  height: 40px;
  bottom: 18%;
  right: 18%;
  border-color: rgba(124, 58, 237, 0.25);
  animation-delay: 1.4s;
}

.prism {
  width: 0;
  height: 0;
  border-left: 18px solid transparent;
  border-right: 18px solid transparent;
  border-bottom: 30px solid rgba(14, 165, 233, 0.28);
  filter: drop-shadow(0 8px 12px rgba(14, 165, 233, 0.15));
  top: 62%;
  left: 6%;
  animation-delay: 2.2s;
}

@keyframes floaty {
  0%, 100% { transform: translateY(0) rotate(18deg); }
  50% { transform: translateY(-12px) rotate(22deg); }
}

.sphere, .ring, .prism {
  animation-name: floatPlain;
}

@keyframes floatPlain {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-carousel {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 1.2rem 0 0.2rem;
}

.slides {
  position: relative;
  min-height: 280px;
}

.slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateX(28px) scale(0.98);
  pointer-events: none;
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.slide.is-active {
  opacity: 1;
  transform: translateX(0) scale(1);
  pointer-events: auto;
  position: relative;
}

.slide-tag {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--cyan);
  font-weight: 600;
}

.slide h1 {
  margin: 0;
  font-size: clamp(2.1rem, 5.8vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  background: linear-gradient(105deg, #0f172a 0%, #0369a1 48%, #2563eb 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.7rem;
}

/* Search band */
.search-band {
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fff 0%, var(--bg) 100%);
  padding: 1.6rem 0;
}

.search-inner {
  display: grid;
  gap: 1rem;
}

.search-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 0.75rem;
}

.search-desc {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.search-box {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.55rem;
  padding: 0.4rem 0.4rem 0.4rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(14, 165, 233, 0.22);
  background: #fff;
  box-shadow: var(--shadow);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-box:focus-within {
  border-color: rgba(14, 165, 233, 0.55);
  box-shadow: 0 12px 32px rgba(14, 165, 233, 0.12);
}

.search-icon {
  display: grid;
  place-items: center;
  color: var(--cyan);
}

.search-box input[type="search"] {
  width: 100%;
  border: none;
  outline: none;
  background: transparent;
  font: inherit;
  font-size: 1rem;
  color: var(--ink);
  min-height: 44px;
  padding: 0.35rem 0.25rem;
}

.search-box input[type="search"]::-webkit-search-cancel-button {
  cursor: pointer;
}

.search-submit {
  min-height: 42px;
  padding: 0 1.2rem;
  white-space: nowrap;
}

.search-results.is-hidden {
  display: none;
}

.search-results .case-grid {
  padding-top: 0;
}

.search-hit {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 720px) {
  .search-box {
    grid-template-columns: auto 1fr;
    border-radius: 16px;
    padding: 0.55rem;
  }

  .search-submit {
    grid-column: 1 / -1;
    width: 100%;
  }
}

.carousel-ui {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  margin-top: 1.6rem;
}

.car-btn {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  background: #fff;
  color: var(--ink);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow);
  transition: border-color 0.2s, transform 0.2s, color 0.2s;
}

.car-btn:hover {
  border-color: rgba(14, 165, 233, 0.5);
  color: var(--cyan);
  transform: translateY(-1px);
}

.car-dots {
  display: flex;
  gap: 0.45rem;
  align-items: center;
}

.car-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: none;
  background: rgba(15, 23, 42, 0.15);
  padding: 0;
  transition: width 0.25s, background 0.25s;
}

.car-dot.is-active {
  width: 22px;
  background: linear-gradient(90deg, #0284c7, #2563eb);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 48px;
  padding: 0 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 650;
  transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s, background 0.18s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  background: linear-gradient(120deg, #0284c7, #2563eb);
  color: #fff;
  box-shadow: 0 10px 28px rgba(37, 99, 235, 0.22);
}

.btn.primary:hover {
  box-shadow: 0 14px 34px rgba(37, 99, 235, 0.3);
}

.btn.ghost {
  border-color: rgba(15, 23, 42, 0.12);
  color: var(--ink);
  background: #fff;
  box-shadow: var(--shadow);
}

.btn.ghost:hover {
  border-color: rgba(14, 165, 233, 0.45);
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1.5rem;
  margin-bottom: 1.7rem;
}

.eyebrow {
  margin: 0 0 0.4rem;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.section-head h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.section-desc {
  margin: 0;
  max-width: 30ch;
  color: var(--muted);
  font-size: 0.95rem;
  text-align: right;
}

/* Category cards with icons — redesigned */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.1rem;
}

.cat-card {
  --cat: #0ea5e9;
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 230px;
  padding: 1.15rem 1.15rem 1.1rem;
  border-radius: 18px;
  border: 1px solid transparent;
  background:
    linear-gradient(#fff, #fff) padding-box,
    linear-gradient(
        145deg,
        color-mix(in srgb, var(--cat) 35%, white),
        rgba(255, 255, 255, 0.4) 45%,
        color-mix(in srgb, var(--cat) 18%, white)
      )
      border-box;
  overflow: hidden;
  transition: transform 0.22s, box-shadow 0.22s;
  text-align: left;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
  opacity: 0;
  transform: translateY(18px);
  animation: riseIn 0.55s ease forwards;
}

.cat-card:nth-child(1) { animation-delay: 0.02s; }
.cat-card:nth-child(2) { animation-delay: 0.06s; }
.cat-card:nth-child(3) { animation-delay: 0.1s; }
.cat-card:nth-child(4) { animation-delay: 0.14s; }
.cat-card:nth-child(5) { animation-delay: 0.18s; }
.cat-card:nth-child(6) { animation-delay: 0.22s; }
.cat-card:nth-child(7) { animation-delay: 0.26s; }
.cat-card:nth-child(8) { animation-delay: 0.3s; }
.cat-card:nth-child(9) { animation-delay: 0.34s; }
.cat-card:nth-child(10) { animation-delay: 0.38s; }

@keyframes riseIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.cat-card::before {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  right: -40px;
  top: -40px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    color-mix(in srgb, var(--cat) 28%, transparent),
    transparent 70%
  );
  opacity: 0.55;
  transition: opacity 0.25s, transform 0.35s;
  pointer-events: none;
}

.cat-card:hover,
.cat-card:focus-visible {
  transform: translateY(-6px);
  box-shadow:
    0 18px 40px color-mix(in srgb, var(--cat) 14%, transparent),
    0 8px 20px rgba(15, 23, 42, 0.06);
}

.cat-card:hover::before {
  opacity: 0.9;
  transform: scale(1.15);
}

.cat-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
}

.cat-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  color: var(--cat);
  background: color-mix(in srgb, var(--cat) 14%, white);
  border: 1px solid color-mix(in srgb, var(--cat) 20%, white);
  transition: transform 0.25s, box-shadow 0.25s;
  position: relative;
  z-index: 1;
}

.cat-card:hover .cat-icon {
  transform: scale(1.06) rotate(-4deg);
  box-shadow: 0 10px 22px color-mix(in srgb, var(--cat) 22%, transparent);
}

.cat-icon svg {
  width: 25px;
  height: 25px;
}

.cat-count {
  display: inline-flex;
  align-items: baseline;
  gap: 0.25rem;
  padding: 0.35rem 0.6rem 0.3rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--cat) 10%, white);
  border: 1px solid color-mix(in srgb, var(--cat) 18%, white);
  color: var(--cat);
  line-height: 1;
  position: relative;
  z-index: 1;
}

.cat-count strong {
  font-size: 1.05rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.cat-count span {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.85;
}

.cat-name {
  margin: 1rem 0 0.2rem;
  font-size: 1.18rem;
  font-weight: 780;
  letter-spacing: -0.015em;
}

.cat-en {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cat);
  font-weight: 600;
}

.cat-desc {
  margin: 0.7rem 0 0;
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.55;
  flex: 1;
}

.cat-more {
  margin-top: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 650;
  color: var(--ink);
  padding-top: 0.85rem;
  border-top: 1px dashed color-mix(in srgb, var(--cat) 18%, var(--line));
}

.cat-count-inline {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 650;
  color: var(--cat);
  background: color-mix(in srgb, var(--cat) 12%, white);
  font-variant-numeric: tabular-nums;
}

.cat-arrow {
  margin-left: auto;
  color: var(--cat);
  transition: transform 0.18s;
  font-size: 1rem;
}

.cat-card:hover .cat-arrow {
  transform: translateX(4px);
}

.empty-state {
  padding: 2.5rem;
  text-align: center;
  color: var(--muted);
  border: 1px dashed rgba(15, 23, 42, 0.12);
  border-radius: var(--radius);
  background: #fff;
}

/* Company profile — redesigned */
.about-company {
  background:
    radial-gradient(700px 280px at 0% 100%, rgba(14, 165, 233, 0.1), transparent 55%),
    radial-gradient(500px 240px at 100% 0%, rgba(124, 58, 237, 0.07), transparent 50%),
    #fff;
  border-block: 1px solid var(--line);
}

.about-company-inner {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 3rem;
  align-items: stretch;
}

.ac-kicker {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.35rem;
}

.ac-badge {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: #fff;
  background: linear-gradient(120deg, #0ea5e9, #6366f1);
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
}

.about-company-copy .eyebrow {
  margin: 0;
}

.about-company-copy h2 {
  margin: 0.5rem 0 0.9rem;
  font-size: clamp(1.5rem, 3vw, 2.05rem);
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.ac-rule {
  width: 72px;
  height: 3px;
  border-radius: 99px;
  background: linear-gradient(90deg, #0ea5e9, #6366f1);
  margin-bottom: 1.15rem;
}

.about-company-text {
  margin: 0;
  color: #334155;
  line-height: 1.85;
  max-width: 64ch;
  font-size: 1.02rem;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.about-stats div {
  padding: 0.9rem 0.75rem;
  border-radius: 12px;
  background: #f8fafc;
  border: 1px solid var(--line);
  text-align: center;
}

.about-stats strong {
  display: block;
  font-size: 1.45rem;
  font-weight: 800;
  color: #0284c7;
  font-variant-numeric: tabular-nums;
}

.about-stats span {
  font-size: 0.78rem;
  color: var(--muted);
}

.about-company-tags {
  margin: 1.25rem 0 0;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.about-company-tags:not(:empty) {
  /* tags rendered as chips via JS */
}

.about-company-tags .chip {
  font-size: 0.8rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(14, 165, 233, 0.08);
  border: 1px solid rgba(14, 165, 233, 0.2);
  color: #0369a1;
  font-weight: 600;
}

.ac-card {
  position: relative;
  height: 100%;
  min-height: 280px;
  border-radius: 22px;
  overflow: hidden;
  background: linear-gradient(155deg, #0f172a 0%, #0c4a6e 45%, #0284c7 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  box-shadow: 0 24px 60px rgba(2, 132, 199, 0.25);
}

.ac-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.4;
}

.ac-glow {
  position: absolute;
  width: 180px;
  height: 180px;
  right: -40px;
  top: -40px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.55), transparent 70%);
  filter: blur(8px);
}

.ac-mark {
  position: relative;
  font-size: clamp(3.5rem, 8vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 1;
  opacity: 0.95;
}

.ac-meta {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.ac-label {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.75;
}

.ac-name {
  font-size: 1.2rem;
  font-weight: 700;
}

/* Partners */
.partners {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 1rem;
}

.partner-card {
  aspect-ratio: 16 / 10;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  display: grid;
  place-items: center;
  padding: 1rem;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.04);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  position: relative;
  overflow: hidden;
}

.partner-card:hover {
  transform: translateY(-3px);
  border-color: rgba(14, 165, 233, 0.35);
  box-shadow: 0 14px 32px rgba(14, 165, 233, 0.12);
}

.partner-card img {
  max-width: 100%;
  max-height: 72px;
  object-fit: contain;
  filter: grayscale(0.15);
}

.partner-card .partner-name {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.35rem;
  font-size: 0.72rem;
  text-align: center;
  color: var(--muted);
  background: linear-gradient(transparent, rgba(255, 255, 255, 0.95));
}

.partner-card.placeholder {
  background: repeating-linear-gradient(
    -45deg,
    #fff,
    #fff 8px,
    #f8fafc 8px,
    #f8fafc 16px
  );
}

@media (max-width: 720px) {
  .about-company-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .about-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .ac-card {
    min-height: 200px;
  }
}

/* 实用工具 section */
.tools-section {
  background:
    radial-gradient(700px 280px at 100% 0%, rgba(14, 165, 233, 0.08), transparent 55%),
    radial-gradient(500px 220px at 0% 100%, rgba(124, 58, 237, 0.06), transparent 50%),
    #f4f7fb;
  border-bottom: 1px solid var(--line);
}

.tools-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 1.1rem;
  align-items: start;
}

.tools-rail {
  display: grid;
  gap: 0.65rem;
  position: sticky;
  top: 88px;
}

.tool-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  text-align: left;
  padding: 0.9rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.04);
  cursor: pointer;
  transition: transform 0.18s, border-color 0.18s, box-shadow 0.18s;
}

.tool-card:hover:not(:disabled),
.tool-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(14, 165, 233, 0.4);
  box-shadow: 0 12px 28px rgba(14, 165, 233, 0.1);
}

.tool-card.is-active {
  border-color: rgba(14, 165, 233, 0.55);
  background:
    linear-gradient(145deg, rgba(14, 165, 233, 0.1), transparent 55%),
    #fff;
  box-shadow: 0 12px 32px rgba(14, 165, 233, 0.14);
}

.tool-card.is-soon {
  opacity: 0.72;
  cursor: default;
  background: repeating-linear-gradient(
    -45deg,
    #fff,
    #fff 10px,
    #f3f6fa 10px,
    #f3f6fa 20px
  );
}

.tool-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: var(--cyan);
  background: rgba(14, 165, 233, 0.1);
  border: 1px solid rgba(14, 165, 233, 0.18);
  flex-shrink: 0;
}

.tool-card.is-active .tool-icon {
  background: linear-gradient(135deg, #22d3ee, #38bdf8);
  color: #041018;
  border-color: transparent;
  box-shadow: 0 6px 16px rgba(34, 211, 233, 0.3);
}

.tool-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.tool-text strong {
  font-size: 0.95rem;
  color: var(--ink);
}

.tool-text em {
  font-style: normal;
  font-size: 0.75rem;
  color: var(--muted);
}

.tool-panels {
  min-width: 0;
}

.tool-panel {
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.tool-panel[hidden] {
  display: none !important;
}

.tool-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  padding: 1.1rem 1.2rem 0.85rem;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(320px 80px at 0% 0%, rgba(14, 165, 233, 0.1), transparent),
    linear-gradient(180deg, #f8fbff, #fff);
}

.tool-panel-head h3 {
  margin: 0.15rem 0 0;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.tool-panel-head .eyebrow {
  margin: 0;
}

.tool-panel > .batch-panel {
  padding: 1.1rem 1.2rem 1.25rem;
}

.batch-panel {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1.1rem;
  align-items: start;
}

.batch-upload {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 108px;
  padding: 1rem;
  border: 1.5px dashed rgba(14, 165, 233, 0.45);
  border-radius: 14px;
  background: #f8fbff;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.batch-upload:hover,
.batch-upload.is-drag {
  border-color: var(--cyan);
  background: rgba(14, 165, 233, 0.06);
  box-shadow: 0 8px 24px rgba(14, 165, 233, 0.1);
}

.batch-upload input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.batch-upload strong {
  font-size: 0.98rem;
  color: var(--ink);
}

.batch-upload span {
  font-size: 0.8rem;
  color: var(--muted);
}

.batch-opts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem;
  margin-top: 0.85rem;
}

.opt-card {
  padding: 0;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--panel-2, #f4f7fb);
  display: grid;
  gap: 0;
  transition: border-color 0.15s, opacity 0.15s, box-shadow 0.15s;
}

.opt-card:not(.is-on) {
  opacity: 0.55;
}

.opt-card.is-on {
  border-color: rgba(14, 165, 233, 0.45);
  box-shadow: 0 0 0 1px rgba(14, 165, 233, 0.12);
}

.opt-head {
  padding: 0.65rem 0.8rem;
  background: rgba(255, 255, 255, 0.65);
  border-bottom: 1px solid transparent;
}

.opt-card.is-on .opt-head {
  border-bottom-color: var(--line);
}

.opt-toggle {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem !important;
  font-weight: 700;
  color: var(--ink) !important;
  cursor: pointer;
}

.opt-toggle input {
  width: 16px;
  height: 16px;
  min-height: 0 !important;
  accent-color: var(--cyan);
  cursor: pointer;
}

.opt-body {
  display: grid;
  gap: 0.5rem;
  padding: 0.7rem 0.8rem 0.85rem;
}

.opt-card:not(.is-on) .opt-body {
  pointer-events: none;
}

.opt-card h3 {
  margin: 0;
  font-size: 0.84rem;
  color: var(--cyan);
  letter-spacing: 0.04em;
}

.opt-card label {
  display: grid;
  gap: 0.28rem;
  font-size: 0.76rem;
  color: var(--muted);
}

.opt-card input:not([type="checkbox"]),
.opt-card select {
  width: 100%;
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.35rem 0.5rem;
  font: inherit;
  color: var(--ink);
  background: #fff;
}

.opt-card input[type="range"] {
  padding: 0;
  accent-color: var(--cyan);
}

.opt-hint {
  grid-column: 1 / -1;
  margin-top: 0.35rem;
}

.batch-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0.9rem;
}

.batch-results {
  min-height: 280px;
}

.batch-preview {
  max-height: 400px;
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem;
  padding: 0.15rem;
}

.batch-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.04);
}

.batch-item img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  background: #e8eef6;
}

.batch-item .meta {
  padding: 0.5rem 0.6rem 0.65rem;
}

.batch-item .meta strong {
  display: block;
  font-size: 0.76rem;
  word-break: break-all;
  line-height: 1.35;
}

.batch-item .meta span {
  font-size: 0.68rem;
  color: var(--muted);
}

.batch-tool .hint {
  color: var(--muted);
}

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

  .tools-rail {
    position: relative;
    top: 0;
    grid-template-columns: 1fr;
  }

  .batch-panel {
    grid-template-columns: 1fr;
  }

  .batch-opts {
    grid-template-columns: 1fr;
  }

  .batch-preview {
    grid-template-columns: 1fr;
    max-height: 340px;
  }
}

/* Contact */
.contact-band {
  padding: 0 0 4rem;
}

.contact-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding: 2rem 2.1rem;
  border-radius: 20px;
  border: 1px solid rgba(14, 165, 233, 0.18);
  background:
    radial-gradient(420px 160px at 0% 0%, rgba(14, 165, 233, 0.1), transparent 60%),
    #fff;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.contact-inner::after {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  right: -30px;
  bottom: -40px;
  border-radius: 50%;
  border: 1px solid rgba(14, 165, 233, 0.18);
  box-shadow: inset 0 0 0 18px rgba(14, 165, 233, 0.04);
}

.contact-inner h2 {
  margin: 0.15rem 0 0.45rem;
  font-size: clamp(1.35rem, 2.6vw, 1.7rem);
  letter-spacing: -0.02em;
}

.contact-inner p {
  margin: 0;
  color: var(--muted);
}

.contact-actions {
  display: grid;
  gap: 0.55rem;
  justify-items: end;
  position: relative;
  z-index: 1;
}

.contact-note {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2rem;
  background: #fff;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.footer-logo {
  height: 36px;
  width: auto;
}

.footer-brand p,
.footer-copy {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-icp {
  display: inline-block;
  margin-top: 0.4rem;
  color: var(--muted);
  font-size: 0.82rem;
  text-decoration: none;
}

.footer-icp:hover {
  color: var(--text, #1f2937);
  text-decoration: underline;
}

/* Category page */
.page-hero {
  position: relative;
  padding: 2.8rem 0 1.6rem;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(600px 220px at 10% 0%, rgba(14, 165, 233, 0.1), transparent 60%),
    var(--bg-soft);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.back-link:hover {
  color: var(--cyan);
}

.page-hero h1 {
  margin: 0.2rem 0;
  font-size: clamp(1.85rem, 4vw, 2.6rem);
  letter-spacing: -0.02em;
}

.page-hero .desc {
  margin: 0;
  color: var(--muted);
  max-width: 56ch;
}

.page-hero .cat-en {
  margin: 0.25rem 0 0.75rem;
  color: var(--cyan);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-hero #cat-count {
  margin-top: 0.75rem;
  color: var(--muted);
}

/* category page: left sidebar + right cases */
.cat-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 1.5rem;
  align-items: start;
  padding: 1.75rem 0 3.5rem;
}

.cat-side {
  position: sticky;
  top: 88px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.cat-side-head {
  padding: 1.1rem 1rem 0.85rem;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(14, 165, 233, 0.06), transparent);
}

.cat-side-head h2 {
  margin: 0.15rem 0 0.25rem;
  font-size: 1.05rem;
}

.cat-side-head .eyebrow {
  margin: 0;
  font-size: 0.68rem;
}

.cat-side-head .hint {
  margin: 0.35rem 0 0;
}

.cat-side-nav {
  display: flex;
  flex-direction: column;
  padding: 0.55rem;
  gap: 0.25rem;
  max-height: calc(100vh - 200px);
  overflow: auto;
}

.cat-side-link {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.72rem 0.7rem;
  border-radius: 10px;
  border: 1px solid transparent;
  color: var(--ink);
  text-decoration: none;
  text-align: left;
  width: 100%;
  background: transparent;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
}

.cat-side-link:hover {
  background: var(--bg-soft);
  border-color: var(--line);
}

.cat-side-link.is-active {
  background: rgba(14, 165, 233, 0.08);
  border-color: rgba(14, 165, 233, 0.28);
  font-weight: 650;
}

.cat-side-link .side-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--cat, #0ea5e9);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--cat, #0ea5e9) 14%, transparent);
}

.cat-side-link .side-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--cat, #0ea5e9);
  background: color-mix(in srgb, var(--cat, #0ea5e9) 10%, white);
  flex-shrink: 0;
}

.cat-side-link .side-icon svg {
  width: 15px;
  height: 15px;
}

.cat-side-link .side-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.25;
}

.cat-side-link .side-text strong {
  font-size: 0.92rem;
  font-weight: 600;
}

.cat-side-link .side-text span {
  font-size: 0.72rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cat-side-link .side-count {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.side-divider {
  margin: 0.45rem 0.7rem 0.3rem;
  padding-top: 0.65rem;
  border-top: 1px dashed var(--line);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

#filter-note {
  margin: 0.35rem 0 1rem;
  padding: 0.7rem 0.9rem;
  border-radius: 10px;
  background: rgba(14, 165, 233, 0.07);
  border: 1px solid rgba(14, 165, 233, 0.16);
  color: var(--ink);
  font-size: 0.9rem;
}

#filter-note a {
  color: var(--cyan);
  margin-left: 0.5rem;
}

#filter-note[hidden] {
  display: none !important;
}

.cat-main {
  min-width: 0;
}

.cat-main .case-grid {
  padding: 0 0 1rem;
}

@media (max-width: 900px) {
  .cat-layout {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding-top: 1rem;
  }

  .cat-side {
    position: relative;
    top: 0;
  }

  .cat-side-nav {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-height: none;
    padding: 0.65rem 0.7rem 0.8rem;
    gap: 0.45rem;
    scroll-behavior: smooth;
  }

  .cat-side-nav::-webkit-scrollbar {
    height: 4px;
  }

  .cat-side-nav::-webkit-scrollbar-thumb {
    background: rgba(14, 165, 233, 0.35);
    border-radius: 99px;
  }

  .cat-side-link {
    min-width: max-content;
    flex: 0 0 auto;
    width: auto;
    border-radius: 999px;
    padding: 0.55rem 0.85rem;
    border: 1px solid var(--line);
    background: var(--bg-soft);
    gap: 0.5rem;
  }

  .cat-side-link.is-active {
    background: rgba(14, 165, 233, 0.12);
    border-color: rgba(14, 165, 233, 0.4);
  }

  .cat-side-link .side-icon {
    width: 24px;
    height: 24px;
  }

  .cat-side-link .side-text strong {
    font-size: 0.88rem;
    white-space: nowrap;
  }

  .cat-side-link .side-text span {
    display: none;
  }

  .cat-side-link .side-count {
    margin-left: 0.15rem;
    font-size: 0.72rem;
  }

  .side-divider {
    flex: 0 0 100%;
    margin: 0.35rem 0.15rem 0.15rem;
    padding-top: 0;
    border-top: none;
    border-left: none;
    font-size: 0.68rem;
  }

  .case-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .page-hero {
    padding-top: 1.8rem;
  }

  .hero-carousel {
    padding-top: 0.8rem;
  }

  .slides {
    min-height: 300px;
  }

  .cat-side-head {
    padding-bottom: 0.6rem;
  }
}

@media (max-width: 520px) {
  .case-grid {
    grid-template-columns: 1fr;
  }

  .cat-side-link {
    padding: 0.5rem 0.7rem;
  }

  .cat-side-link .side-count {
    display: none;
  }
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.05rem;
  padding: 2.4rem 0 4rem;
}

.case-card {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  text-align: left;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
  width: 100%;
  padding: 0;
  color: inherit;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.03);
}

.case-card:hover,
.case-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(14, 165, 233, 0.35);
  box-shadow: var(--shadow-lg);
}

.case-cover {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #e0f2fe, #f1f5f9);
  background-size: cover;
  background-position: center;
  display: grid;
  place-items: center;
  color: #0369a1;
  font-size: 2rem;
  font-weight: 800;
  position: relative;
  overflow: hidden;
}

/* case image watermark — 2 layers */
.has-wm {
  position: relative;
  overflow: hidden;
}

.no-download {
  -webkit-user-select: none;
  user-select: none;
}

.no-download img,
img.no-download {
  -webkit-user-drag: none;
  pointer-events: none;
}

.img-wm {
  position: absolute;
  z-index: 2;
  pointer-events: none;
  user-select: none;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.92);
  text-shadow:
    0 1px 2px rgba(0, 0, 0, 0.35),
    0 0 12px rgba(0, 0, 0, 0.2);
  line-height: 1;
}

.img-wm-corner {
  right: 10px;
  bottom: 10px;
  font-size: 12px;
  padding: 0.28rem 0.55rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.32);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(4px);
}

.img-wm-diag {
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotate(-28deg);
  font-size: clamp(18px, 4.5vw, 36px);
  opacity: 0.22;
  letter-spacing: 0.28em;
  text-shadow: none;
  color: #fff;
  white-space: nowrap;
}

.gallery-item {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.gallery-item .img-wm-corner {
  right: 14px;
  bottom: 14px;
  font-size: 13px;
  padding: 0.35rem 0.7rem;
}

.protect-note {
  margin: 0.85rem 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 480px) {
  .img-wm-corner {
    font-size: 11px;
    padding: 0.22rem 0.45rem;
  }

  .img-wm-diag {
    font-size: 16px;
  }
}

.case-body {
  padding: 0.95rem 1rem 1.1rem;
}

.case-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.case-title-row h3 {
  margin: 0;
  font-size: 1.05rem;
}

.case-code {
  flex-shrink: 0;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--cyan);
  background: rgba(14, 165, 233, 0.08);
  border: 1px solid rgba(14, 165, 233, 0.2);
  border-radius: 6px;
  padding: 0.18rem 0.4rem;
  cursor: pointer;
  user-select: all;
}

.case-code:hover {
  background: rgba(14, 165, 233, 0.16);
}

.case-code-btn {
  font-size: 0.95rem;
  padding: 0.3rem 0.65rem;
  margin-top: 0.15rem;
}

.modal-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.35rem;
}

.modal-title-row h3 {
  margin: 0;
  flex: 1;
}

.front-toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  z-index: 200;
  background: rgba(15, 23, 42, 0.92);
  color: #fff;
  padding: 0.7rem 1.1rem;
  border-radius: 999px;
  font-size: 0.9rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  pointer-events: none;
}

.front-toast[hidden] {
  display: none !important;
}

.case-body h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.case-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.65rem;
}

.tag {
  font-size: 0.72rem;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: var(--panel-2);
}

/* modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
  padding: 1rem;
}

.modal.is-open {
  display: grid;
  place-items: center;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
}

.modal-panel {
  position: relative;
  width: min(100%, 860px);
  max-height: min(90vh, 900px);
  overflow: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.18);
}

.modal-bar {
  position: sticky;
  top: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--line);
  z-index: 1;
}

.modal-close {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-size: 1.2rem;
}

.modal-close:hover {
  border-color: var(--cyan-2);
  color: var(--cyan);
}

.modal-body {
  padding: 1.25rem;
}

.modal-body h3 {
  margin: 0 0 0.35rem;
  font-size: 1.45rem;
}

.modal-meta {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.gallery {
  display: grid;
  gap: 0.75rem;
}

.gallery img {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  object-fit: cover;
}

.gallery-fallback {
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-size: 2.5rem;
  font-weight: 800;
  color: #0369a1;
  background: linear-gradient(135deg, #e0f2fe, #f8fafc);
}

/* Responsive */
@media (max-width: 1000px) {
  .cat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .case-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .slides {
    min-height: 300px;
  }
}

@media (max-width: 720px) {
  .section-head,
  .contact-inner,
  .contact-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact-actions {
    justify-items: start;
  }

  .section-desc {
    text-align: left;
  }

  .hero {
    padding-top: 2.4rem;
  }

  .shape {
    opacity: 0.55;
  }

  .cursor-glow,
  .cursor-dot {
    display: none;
  }
}

@media (max-width: 480px) {
  .cat-grid,
  .case-grid {
    grid-template-columns: 1fr;
  }

  .logo {
    height: 40px;
  }

  .header-inner {
    min-height: 68px;
  }

  .header-phone {
    padding-right: 0.75rem;
  }

  .phone-num {
    font-size: 0.88rem;
  }

  .hero-actions {
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .slides {
    min-height: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .cat-card {
    opacity: 1;
    transform: none;
  }
}

/* ================= 实用工具扩展（图片转PDF / 拼图切图 / 二维码 / 取色器） ================= */

.hint.is-ok { color: #059669; }
.hint.is-err { color: #dc2626; }

.tm-opts {
  display: grid;
  gap: 10px;
}
.tm-opts label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}
.tm-opts input[type="number"],
.tm-opts input[type="text"],
.tm-opts input:not([type]),
.tm-opts select {
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-2);
  color: var(--ink);
  font-size: 14px;
}
.tm-opts input[type="color"] {
  height: 38px;
  padding: 2px 4px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-2);
  cursor: pointer;
}
.tm-opts input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.tm-opts input[type="color"]::-webkit-color-swatch { border: none; border-radius: 7px; }
.tm-opts input:disabled,
.tm-opts select:disabled { opacity: 0.45; cursor: not-allowed; }

.tm-upload { margin-bottom: 4px; }
.tm-logo strong { font-size: 14px; }

.tm-thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: flex-start;
}
.tm-thumb {
  margin: 0;
  width: 132px;
  display: grid;
  gap: 6px;
  justify-items: center;
}
.tm-thumb img {
  width: 132px;
  height: 132px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel-2);
}
.tm-thumb figcaption {
  font-size: 11px;
  color: var(--muted);
  max-width: 132px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tm-thumb.tm-long { width: 100%; }
.tm-thumb.tm-long img {
  width: 100%;
  height: auto;
  max-height: 420px;
  object-fit: contain;
  background:
    repeating-conic-gradient(#f1f5f9 0% 25%, #ffffff 0% 50%) 0 0 / 16px 16px;
}
.tm-mini {
  height: 30px;
  padding: 0 14px;
  font-size: 12px;
  border-radius: 8px;
}

.tm-qr-wrap {
  display: grid;
  place-items: center;
  padding: 24px;
}
.tm-qr-wrap canvas {
  width: min(100%, 420px);
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  background: #fff;
}

.tm-canvas-wrap { display: grid; gap: 10px; justify-items: center; }
.tm-canvas-wrap canvas {
  max-width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  cursor: crosshair;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.tm-color-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel-2);
}
.tm-swatch {
  width: 64px;
  height: 64px;
  border-radius: 12px;
  border: 1px solid var(--line);
  flex: none;
}
.tm-color-vals { display: grid; gap: 6px; }
.tm-val {
  text-align: left;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font: 13px/1.4 ui-monospace, Consolas, monospace;
  padding: 5px 10px;
  border-radius: 8px;
  cursor: copy;
  width: fit-content;
}
.tm-val:hover { border-color: var(--cyan-2); color: var(--cyan); }

.tm-palette-title {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 8px;
}
.tm-palette { display: flex; flex-wrap: wrap; gap: 8px; }
.tm-chip {
  position: relative;
  width: 64px;
  height: 48px;
  border-radius: 10px;
  border: 1px solid var(--line);
  cursor: pointer;
  overflow: hidden;
}
.tm-chip span {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  font-size: 9px;
  padding: 2px 0;
  text-align: center;
  background: rgba(255, 255, 255, 0.82);
  color: #0f172a;
  font-family: ui-monospace, Consolas, monospace;
}

.tm-toast {
  position: fixed;
  left: 50%;
  bottom: 34px;
  transform: translate(-50%, 16px);
  background: #0f172a;
  color: #fff;
  font-size: 14px;
  padding: 10px 20px;
  border-radius: 999px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease;
  z-index: 999;
}
.tm-toast.is-show { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 720px) {
  .tm-thumb { width: 96px; }
  .tm-thumb img { width: 96px; height: 96px; }
}

/* AI抠图：透明背景棋盘格 */
.tm-checker img {
  background:
    repeating-conic-gradient(#e2e8f0 0% 25%, #ffffff 0% 50%) 0 0 / 16px 16px;
}

/* ================= 去水印 / 瑕疵修复 ================= */

.ip-stack {
  position: relative;
  display: block;
  margin: 0 auto;
  line-height: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}
.ip-stack canvas {
  display: block;
  width: 100%;
  height: auto;
}
#ip-canvas { border-radius: 0; border: none; box-shadow: none; }
#ip-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.55;
  cursor: crosshair;
  touch-action: none;
  border: none;
  border-radius: 0;
  box-shadow: none;
}
#ip-brush {
  width: 100%;
  height: 26px;
  margin-top: 2px;
  accent-color: var(--cyan);
  cursor: pointer;
}
#ip-brush-val {
  color: var(--cyan);
  font-family: ui-monospace, Consolas, monospace;
  font-size: 12px;
}

/* ---- 去水印工具 移动端适配 ---- */
@media (max-width: 720px) {
  #panel-inpaint .batch-actions {
    gap: 0.45rem;
  }

  #panel-inpaint .batch-actions .btn {
    flex: 1 1 calc(50% - 0.45rem);
    justify-content: center;
    margin: 0;
  }

  #panel-inpaint .batch-actions .btn.primary {
    flex: 1 1 100%;
    order: -1;
  }

  #panel-inpaint .tm-opts input[type="range"] {
    height: 32px;
  }
}

/* ============================================================
   UI Enhancement Layer — v20261028c
   叠加式优化：氛围光、标题排版、按钮光泽、卡片交互细节
   ============================================================ */

/* --- 1. 全局氛围：页面两角柔光，提升层次 --- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(560px 380px at 8% -4%, rgba(14, 165, 233, 0.1), transparent 68%),
    radial-gradient(640px 420px at 96% 12%, rgba(124, 58, 237, 0.07), transparent 70%),
    radial-gradient(720px 480px at 50% 108%, rgba(2, 132, 199, 0.06), transparent 72%);
}

body {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: rgba(14, 165, 233, 0.22);
  color: var(--ink);
}

/* 细致滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(15, 23, 42, 0.16);
  border-radius: 999px;
  border: 2.5px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover { background: rgba(14, 165, 233, 0.45); }

/* --- 2. 标题排版：eyebrow 渐变短线 + h2 底部渐变条 --- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2.5px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--cyan-2), var(--violet));
}

.section-head h2 {
  background: linear-gradient(120deg, var(--ink) 55%, #1d4ed8);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* --- 3. 主按钮：hover 光泽扫过 --- */
.btn.primary {
  position: relative;
  overflow: hidden;
}

.btn.primary::after {
  content: "";
  position: absolute;
  top: 0;
  left: -80%;
  width: 50%;
  height: 100%;
  background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: skewX(-20deg);
  transition: left 0.5s ease;
  pointer-events: none;
}

.btn.primary:hover::after { left: 130%; }

/* --- 4. 分类卡：底部渐变条 + 箭头滑动 + 徽章弹跳 --- */
.cat-card::after {
  content: "";
  position: absolute;
  left: 1.15rem;
  right: 1.15rem;
  bottom: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: linear-gradient(90deg, var(--cat), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.32s cubic-bezier(0.22, 0.8, 0.3, 1);
}

.cat-card:hover::after,
.cat-card:focus-visible::after { transform: scaleX(1); }

.cat-arrow {
  display: inline-block;
  transition: transform 0.25s ease;
}

.cat-card:hover .cat-arrow { transform: translateX(5px); }

.cat-card:hover .cat-count {
  transform: translateY(-2px) scale(1.06);
}

.cat-count { transition: transform 0.22s ease; }

/* 分类卡描述文本微调 */
.cat-desc {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.65;
}

/* --- 5. 案例卡：封面图 hover 缩放 + 标题变色 + 进场动画 --- */
.case-card {
  border-radius: 16px;
}

.case-cover {
  transition: transform 0.55s cubic-bezier(0.22, 0.8, 0.3, 1), filter 0.55s;
}

.case-card:hover .case-cover {
  transform: scale(1.05);
  filter: saturate(1.1);
}

.case-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 62%, rgba(15, 23, 42, 0.16));
  opacity: 0;
  transition: opacity 0.35s;
  pointer-events: none;
}

.case-card:hover .case-cover::after { opacity: 1; }

.case-title-row h3 {
  transition: color 0.2s;
}

.case-card:hover .case-title-row h3 { color: var(--cyan); }

/* --- 6. 搜索框：聚焦时发光 --- */
.search-box:focus-within {
  border-color: rgba(14, 165, 233, 0.55);
  box-shadow:
    0 0 0 4px rgba(14, 165, 233, 0.12),
    var(--shadow);
}

/* --- 7. 工具卡激活态光晕 --- */
.tool-card.is-active {
  box-shadow:
    0 12px 30px rgba(14, 165, 233, 0.16),
    0 0 0 1px rgba(14, 165, 233, 0.28);
}

/* --- 8. Footer：顶部渐变分隔线 --- */
.site-footer {
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(1160px, 92%);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(14, 165, 233, 0.4), rgba(124, 58, 237, 0.3), transparent);
}

/* --- 9. 轮播图圆角与阴影统一升级 --- */
.hero-carousel {
  border-radius: 20px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.12);
}

/* --- 10. 案例卡进场动画（与分类卡一致） --- */
.case-card {
  opacity: 0;
  transform: translateY(16px);
  animation: riseIn 0.5s ease forwards;
}

.case-grid .case-card:nth-child(3n + 1) { animation-delay: 0.02s; }
.case-grid .case-card:nth-child(3n + 2) { animation-delay: 0.08s; }
.case-grid .case-card:nth-child(3n)     { animation-delay: 0.14s; }

/* 尊重减少动态偏好 */
@media (prefers-reduced-motion: reduce) {
  .case-card,
  .cat-card {
    opacity: 1;
    transform: none;
    animation: none;
  }
}

/* ============================================================
   UI v2 — 成熟稳重调整 + 全局字重提升（v20261028e）
   ============================================================ */

/* 全局文字加粗一档 */
body {
  font-weight: 500;
}

/* 正文辅助色加深，提高对比度、更显专业 */
.section-desc,
.cat-desc,
.footer-brand p,
.footer-copy,
.search-desc {
  color: #475569;
}

/* 大标题去掉渐变，改为纯深色 + 收紧字距，更正式 */
.section-head h2 {
  background: none;
  -webkit-background-clip: initial;
  background-clip: initial;
  -webkit-text-fill-color: var(--ink);
  letter-spacing: -0.025em;
}

/* 页面氛围光减弱（原来偏活泼，收敛为若有若无） */
body::before {
  background:
    radial-gradient(560px 380px at 8% -4%, rgba(14, 165, 233, 0.055), transparent 68%),
    radial-gradient(640px 420px at 96% 12%, rgba(37, 99, 235, 0.04), transparent 70%);
}

/* 阴影整体收敛：更干净利落 */
.hero-carousel {
  box-shadow: 0 16px 44px rgba(15, 23, 42, 0.09);
  border-radius: 16px;
}

.btn.primary {
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.2);
}

.btn.primary:hover {
  box-shadow: 0 10px 26px rgba(37, 99, 235, 0.26);
}

/* 分类图标底座：圆角收小一档，去倾斜 hover，更稳重 */
.cat-icon {
  border-radius: 12px;
}

.cat-card:hover .cat-icon {
  transform: scale(1.05);
}

/* 栏目 eyebrow 小标签字距加宽，更像正式企业站 */
.eyebrow {
  letter-spacing: 0.18em;
}

/* 顶栏 scrolled 状态更干净 */
.site-header.is-scrolled {
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.06);
}

/* 案例卡标题加粗、编号更醒目 */
.case-title-row h3 {
  font-weight: 700;
}

/* 分类名与英文副标：中文更重、英文收细 */
.cat-name {
  font-weight: 800;
}

.cat-en {
  font-weight: 600;
}

/* 工具卡激活光晕收敛为单色 */
.tool-card.is-active {
  box-shadow: 0 10px 24px rgba(14, 165, 233, 0.13);
}

/* footer 渐变线颜色收敛为单色系 */
.site-footer::before {
  background: linear-gradient(90deg, transparent, rgba(14, 165, 233, 0.35), transparent);
}

/* ============================================================
   UI v3 — 导航 / 面包屑 / 回顶 / 精选案例 / 详情页 / 流程 / 悬浮咨询
   同时收敛圆角、阴影、字号规范（v20261028f）
   ============================================================ */

:root {
  --r-sm: 8px;
  --r-md: 14px;
  --r-pill: 999px;
  --sh-1: 0 2px 10px rgba(15, 23, 42, 0.05);
  --sh-2: 0 10px 28px rgba(15, 23, 42, 0.08);
  --sh-3: 0 22px 50px rgba(15, 23, 42, 0.12);
}

/* 圆角收敛到三档 */
.case-card,
.cat-card,
.hero-carousel,
.tool-card,
.modal-panel,
.case-cta,
.pager-item {
  border-radius: var(--r-md);
}

.cat-count,
.case-code,
.meta-pill,
.breadcrumb {
  border-radius: var(--r-sm);
}

.cat-count,
.btn,
.header-phone,
.meta-pill,
.float-btn {
  border-radius: var(--r-pill);
}

/* ---------- 主导航 ---------- */
.site-header {
  position: sticky;
}

.header-inner {
  position: relative;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  margin-left: auto;
}

.main-nav a {
  padding: 0.5rem 0.85rem;
  border-radius: var(--r-sm);
  font-size: 0.94rem;
  font-weight: 600;
  color: #334155;
  transition: color 0.18s, background 0.18s;
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--cyan);
  background: rgba(14, 165, 233, 0.07);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: #fff;
  padding: 0;
  place-items: center;
  gap: 4px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: #334155;
  transition: transform 0.22s, opacity 0.22s;
}

.site-header.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.site-header.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}
.site-header.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 960px) {
  .nav-toggle {
    display: grid;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.1rem;
    margin: 0;
    padding: 0.5rem 1rem 1rem;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--sh-2);
    display: none;
  }

  .site-header.nav-open .main-nav {
    display: flex;
  }

  .main-nav a {
    padding: 0.85rem 0.7rem;
    font-size: 1rem;
    border-radius: var(--r-sm);
  }

  .header-phone {
    padding: 0.36rem;
  }

  .header-phone .phone-num {
    display: none;
  }
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  color: #64748b;
  margin: 0 0 1rem;
  line-height: 1.6;
}

.breadcrumb a {
  color: #64748b;
  transition: color 0.18s;
}

.breadcrumb a:hover {
  color: var(--cyan);
}

.breadcrumb span[aria-hidden] {
  color: #cbd5e1;
}

.breadcrumb .is-current {
  color: var(--ink);
  font-weight: 600;
  max-width: 36ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- 回到顶部 ---------- */
.back-top {
  position: fixed;
  right: 22px;
  bottom: 26px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: #fff;
  color: #334155;
  box-shadow: var(--sh-2);
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s, color 0.2s;
  z-index: 46;
}

.back-top.is-visible {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.back-top:hover {
  color: var(--cyan);
}

/* ---------- 首页精选案例 ---------- */
.project-grid {
  padding: 1.6rem 0 0.4rem;
}

.section-more {
  display: flex;
  justify-content: center;
  margin-top: 0.8rem;
}

/* 封面统一 3:2 */
.case-cover {
  aspect-ratio: 3 / 2;
}

/* ---------- 案例详情页 ---------- */
.case-detail {
  padding: 2.2rem 0 3.4rem;
}

.case-head h1 {
  margin: 0 0 0.8rem;
  font-size: clamp(1.5rem, 3.4vw, 2.05rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.case-meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.7rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: #475569;
  background: #eef2f7;
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.meta-code {
  font-size: 0.8rem;
}

.case-lead {
  margin: 0 0 1rem;
  max-width: 68ch;
  font-size: 1rem;
  line-height: 1.85;
  color: #334155;
}

.case-points {
  margin: 0 0 1.6rem;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.case-points li {
  position: relative;
  padding: 0.42rem 0.85rem 0.42rem 1.7rem;
  font-size: 0.88rem;
  color: #334155;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
}

.case-points li::before {
  content: "";
  position: absolute;
  left: 0.72rem;
  top: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  transform: translateY(-50%);
}

.detail-gallery {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.8rem;
}

.detail-figure {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #f8fafc;
  box-shadow: var(--sh-1);
}

.detail-figure img {
  display: block;
  width: 100%;
  height: auto;
  cursor: zoom-in;
}

.case-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.3rem 1.5rem;
  margin-bottom: 1.6rem;
  background: linear-gradient(120deg, #f0f7ff, #f8fbff);
  border: 1px solid rgba(14, 165, 233, 0.18);
}

.case-cta strong {
  display: block;
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.case-cta p {
  margin: 0;
  font-size: 0.88rem;
  color: #475569;
}

.case-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin-bottom: 2.2rem;
}

.pager-item {
  display: block;
  padding: 0.9rem 1.1rem;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--sh-1);
  transition: border-color 0.2s, transform 0.2s;
  min-height: 64px;
}

.pager-item span {
  display: block;
  font-size: 0.76rem;
  color: #94a3b8;
  margin-bottom: 0.25rem;
}

.pager-item strong {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pager-item.next {
  text-align: right;
}

.pager-item:hover {
  border-color: rgba(14, 165, 233, 0.4);
  transform: translateY(-2px);
}

.pager-item.is-empty {
  box-shadow: none;
  border-style: dashed;
  background: transparent;
}

.related-block h2 {
  font-size: 1.25rem;
  margin: 0 0 0.2rem;
}

.related-block .case-grid {
  padding: 1.4rem 0 0;
}

.case-missing {
  padding: 3rem 0;
}

@media (max-width: 720px) {
  .case-pager {
    grid-template-columns: 1fr;
  }

  .pager-item.next {
    text-align: left;
  }
}

/* ---------- 服务流程 ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.9rem;
  margin-top: 1.6rem;
}

.process-step {
  position: relative;
  padding: 1.35rem 1.1rem 1.2rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--sh-1);
}

.process-step .ps-no {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: var(--r-sm);
  background: rgba(14, 165, 233, 0.1);
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 800;
  margin-bottom: 0.7rem;
  font-variant-numeric: tabular-nums;
}

.process-step h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 800;
}

.process-step p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: #475569;
}

.process-step::after {
  content: "";
  position: absolute;
  top: 2.1rem;
  right: -0.62rem;
  width: 0.32rem;
  height: 0.32rem;
  border-top: 1.5px solid #cbd5e1;
  border-right: 1.5px solid #cbd5e1;
  transform: rotate(45deg);
}

.process-step:last-child::after {
  display: none;
}

@media (max-width: 1000px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-step::after {
    display: none;
  }
}

@media (max-width: 520px) {
  .process-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- 悬浮咨询 ---------- */
.float-cta {
  position: fixed;
  right: 22px;
  bottom: 84px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 46;
}

.float-btn {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(14, 165, 233, 0.28);
  background: #fff;
  color: var(--cyan);
  box-shadow: var(--sh-2);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  position: relative;
}

.float-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--sh-3);
}

.float-btn.primary {
  background: linear-gradient(135deg, #0284c7, #2563eb);
  color: #fff;
  border-color: transparent;
}

.float-tip {
  position: absolute;
  right: 58px;
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  padding: 0.4rem 0.7rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: #fff;
  background: rgba(15, 23, 42, 0.88);
  border-radius: var(--r-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
}

.float-btn:hover .float-tip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

@media (max-width: 720px) {
  .float-cta {
    right: 14px;
    bottom: 76px;
  }
  .back-top {
    right: 14px;
    bottom: 20px;
  }
  .float-tip {
    display: none;
  }
}

/* 轮播第二页标题（h2 与 h1 同级视觉，保持只有一个 h1） */
.slide h2.slide-title {
  margin: 0;
  font-size: clamp(2.1rem, 5.8vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  background: linear-gradient(105deg, #0f172a 0%, #0369a1 48%, #2563eb 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* 案例卡改为链接元素后需要块级布局 */
.case-card {
  display: block;
  text-decoration: none;
  color: inherit;
}

.case-card:focus-visible {
  outline: 2px solid rgba(14, 165, 233, 0.6);
  outline-offset: 2px;
}

/* 手机端 banner 按钮换行，避免溢出 */
.hero-actions {
  flex-wrap: wrap;
}

@media (max-width: 480px) {
  .hero-actions .btn {
    min-height: 44px;
    padding: 0 1.1rem;
    font-size: 0.9rem;
  }
}

/* 修复：hero 背景浮动几何体超出右边界，把整页撑宽（手机端横向溢出的根因） */
.hero {
  overflow: hidden;
}

html,
body {
  overflow-x: clip;
}

/* ============================================================
   UI v4 — 移动端适配层（v20261028j）
   ============================================================ */

/* 点击高亮统一为品牌色、更干净 */
html {
  -webkit-tap-highlight-color: rgba(14, 165, 233, 0.14);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

/* ---------- 轮播圆点：视觉不变，触控区扩到 26px ---------- */
.car-dot {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: transparent;
  position: relative;
  flex: 0 0 auto;
}

.car-dot::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.18);
  transform: translate(-50%, -50%);
  transition: width 0.25s, background 0.25s;
}

.car-dot.is-active::before {
  width: 22px;
  background: linear-gradient(90deg, #0284c7, #2563eb);
}

/* ---------- 案例摘要对比度提升 ---------- */
.case-body p {
  color: #475569;
}

/* ---------- 悬浮按钮避开 iPhone 底部小黑条 ---------- */
@supports (bottom: env(safe-area-inset-bottom)) {
  .float-cta {
    bottom: calc(84px + env(safe-area-inset-bottom));
  }

  .back-top {
    bottom: calc(26px + env(safe-area-inset-bottom));
  }
}

@media (max-width: 720px) {
  @supports (bottom: env(safe-area-inset-bottom)) {
    .float-cta {
      bottom: calc(76px + env(safe-area-inset-bottom));
    }

    .back-top {
      bottom: calc(20px + env(safe-area-inset-bottom));
    }
  }
}

/* ---------- 手机端：工具导航改横向滑动胶囊条 ---------- */
@media (max-width: 720px) {
  .tools-rail {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    padding: 0.15rem 0.15rem 0.7rem;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .tools-rail::-webkit-scrollbar {
    display: none;
  }

  .tool-card {
    flex: 0 0 auto;
    width: auto;
    scroll-snap-align: start;
    padding: 0.5rem 0.85rem 0.5rem 0.5rem;
    gap: 0.5rem;
    border-radius: 999px;
    box-shadow: var(--sh-1);
  }

  .tool-icon {
    width: 32px;
    height: 32px;
    border-radius: 999px;
  }

  .tool-text strong {
    font-size: 0.88rem;
    white-space: nowrap;
  }

  .tool-text em {
    display: none;
  }
}

/* ---------- iOS：输入框字号 ≥16px，聚焦不触发页面缩放 ---------- */
@media (max-width: 820px) {
  input[type="search"],
  input[type="text"],
  input[type="number"],
  input[type="tel"],
  input[type="email"],
  input[type="password"],
  select,
  textarea {
    font-size: 16px;
  }
}

/* ---------- 手机端汉堡菜单：限高可滚 + 打开时锁定背景滚动 ---------- */
@media (max-width: 960px) {
  .site-header.nav-open .main-nav {
    max-height: calc(100dvh - 120px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
}

body.nav-locked {
  overflow: hidden;
}

/* ---------- 触屏设备：去掉依赖 hover 的位移 ---------- */
@media (hover: none) {
  .case-card:hover .case-cover,
  .btn.primary:hover,
  .float-btn:hover,
  .pager-item:hover {
    transform: none;
  }
}

/* ============================================================
   UI v5 — 紧凑精选案例条（搜索栏下方横向滑动，v20261028l）
   ============================================================ */
.feature-strip-wrap {
  padding: 0.35rem 0 2.4rem;
}

.feature-strip-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.7rem;
}

.feature-strip-head .eyebrow {
  margin: 0;
  font-size: 0.78rem;
}

.strip-more {
  font-size: 0.84rem;
  font-weight: 600;
  color: #475569;
  white-space: nowrap;
  transition: color 0.18s;
}

.strip-more:hover {
  color: var(--cyan);
}

.feature-strip {
  display: flex;
  gap: 0.7rem;
  overflow-x: auto;
  padding: 0.15rem 0.15rem 0.55rem;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.feature-strip::-webkit-scrollbar {
  display: none;
}

.strip-card {
  flex: 0 0 auto;
  width: 158px;
  scroll-snap-align: start;
  text-decoration: none;
  color: inherit;
}

.strip-cover {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  background-size: cover;
  background-position: center;
  background-color: #eef2f7;
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
}

.strip-card:hover .strip-cover {
  transform: translateY(-2px);
  box-shadow: var(--sh-2);
}

.strip-card strong {
  display: block;
  margin-top: 0.42rem;
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.18s;
}

.strip-card:hover strong {
  color: var(--cyan);
}

.strip-cover .img-wm-corner {
  font-size: 0.62rem;
  padding: 0.14rem 0.4rem;
}