/* 剪印官网：原生静态页面，无框架、无远程字体或运行时 CDN。 */
:root {
  /* C 方案：软件青绿为品牌基准，深青绿承托画面，白底与中性色承担阅读。 */
  --product-brand: #008878;
  --accent-hover: #006c60;
  --brand: #175f53;
  --ink: #172c28;
  --muted: #626e69;
  --dark: #163e35;
  --dark-panel: #254b41;
  --surface: #ffffff;
  --white: #fff;
  --accent-on-dark: #b9e1d2;
  --accent: #007f70;
  --line: #dfe7e3;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  font-family: Inter, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--dark);
  font-synthesis: none;
  scroll-behavior: smooth;
  scroll-padding-top: 104px;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
button,
input,
a {
  -webkit-tap-highlight-color: transparent;
}
button,
input {
  font: inherit;
}
button,
a {
  touch-action: manipulation;
}
button {
  cursor: pointer;
}
button {
  color: inherit;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  display: block;
  max-width: 100%;
}
button {
  border: 0;
}
h1,
h2,
h3,
p {
  margin: 0;
}
button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}
button:focus-visible,
a:focus-visible,
summary:focus-visible,
input:focus-visible {
  outline: 3px solid #007f70;
  outline-offset: 5px;
}
::selection {
  background: #b9e1d2;
  color: #172c28;
}
[hidden] {
  display: none !important;
}
.container {
  width: min(1184px, calc(100% - 96px));
  margin-inline: auto;
}
.section-dark {
  background: var(--dark);
  color: #f5f8f5;
}
.section-light {
  background: var(--surface);
}
.icon {
  display: inline-block;
  width: 20px;
  height: 20px;
  flex: none;
  background: currentColor;
  mask: var(--icon) center/contain no-repeat;
  -webkit-mask: var(--icon) center/contain no-repeat;
  vertical-align: middle;
}
.text-accent {
  color: var(--accent-on-dark);
}
.ink-brand {
  color: var(--accent);
}
.eyebrow {
  font-size: 11px;
  line-height: 1.5;
  font-weight: 600;
  letter-spacing: 2.2px;
  color: var(--accent);
}
.section-dark .eyebrow {
  color: var(--accent-on-dark);
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 52px;
  padding: 0 25px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition:
    background 0.2s,
    transform 0.3s var(--ease),
    box-shadow 0.3s;
}
.button:hover {
  transform: translateY(-2px);
}
.button:active {
  transform: translateY(0) scale(0.98);
}
.button-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 3px 8px #00000012;
}
.button-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: 0 6px 16px #007f7026;
}
.button-light {
  background: #fff;
  color: var(--accent);
}
.button-light:hover {
  background: #edf4ed;
}
.button-small {
  min-height: 44px;
  padding: 0 21px;
  font-size: 14px;
  border-radius: 999px;
}
.button-small .icon {
  width: 16px;
  height: 16px;
}
.button .icon {
  transition: transform 0.3s var(--ease);
}
.button:hover .icon[data-icon="arrow-up-right"] {
  transform: translate(2px, -2px);
}
.button:hover .icon[data-icon="arrow-down"] {
  transform: translateY(3px);
}
.button-ghost {
  border-color: #ffffff2b;
  background: #ffffff04;
  color: #f5f8f5;
}
.button-ghost:hover {
  background: #ffffff0d;
  border-color: #ffffff50;
}
.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  background: transparent;
}
.icon-button:hover {
  background: #80808018;
}
.text-link {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  font-weight: 600;
  font-size: 13px;
  background: transparent;
  padding: 0;
  line-height: 1.8;
}
.text-link .icon {
  width: 17px;
  height: 17px;
  transition: transform 0.25s;
}
.text-link:hover .icon {
  transform: translate(3px, -3px);
}
.section-light .text-link {
  color: var(--accent);
}
.section-dark :is(a, button, input):focus-visible,
.site-header:not(.scrolled) :is(a, button):focus-visible {
  outline-color: #c3eee0;
}
.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  background: var(--accent-on-dark);
  padding: 15px;
  z-index: 1000;
}
.skip-link:focus {
  top: 12px;
}
.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 100%;
  background: #b9e1d2;
  box-shadow: 0 0 0 4px #bfd8c818;
  flex: none;
}
/* Navigation */
.site-header {
  height: 84px;
  position: sticky;
  top: 0;
  background: var(--brand);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  z-index: 50;
  color: #fff;
  transition:
    background-color 0.25s ease,
    color 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}
.site-header.scrolled {
  background: #ffffffd1;
  color: var(--ink);
  border-color: var(--line);
  box-shadow: 0 4px 18px #1018280d;
}
.site-header.scrolled .nav-links {
  color: #344b3d;
}
.site-header.scrolled .nav-links a:hover,
.site-header.scrolled .nav-links a.is-current {
  color: var(--accent);
}
.site-header.scrolled .version {
  color: var(--muted);
  border-color: var(--line);
}
.site-header.scrolled .button-light {
  background: var(--accent);
  color: #fff;
}
.site-header.scrolled .button-light:hover {
  background: var(--accent-hover);
}
.reading-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: #c3eee0;
  transform: scaleX(var(--reading-progress, 0));
  transform-origin: left;
  pointer-events: none;
}
.site-header.scrolled .reading-progress {
  background: var(--product-brand);
}
.nav-wrap {
  width: min(1312px, calc(100% - 80px));
  margin: auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}
.brand strong {
  font-size: 26px;
  letter-spacing: 1px;
  font-weight: 650;
}
.brand img {
  border-radius: 8px;
}
.version {
  font:
    10px/1.2 "Segoe UI",
    sans-serif;
  border: 1px solid #ffffff50;
  border-radius: 4px;
  padding: 3px 5px;
  margin-left: 1px;
  color: #eef5ef;
}
.nav-links {
  display: flex;
  gap: 38px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.3px;
  color: #f6faf7;
}
.nav-links a {
  padding: 12px 0;
  position: relative;
  white-space: nowrap;
}
.nav-links a:hover,
.nav-links a.is-current {
  color: #fff;
}
.nav-links a:after {
  content: "";
  position: absolute;
  bottom: 3px;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s;
}
.nav-links a.is-current:after,
.nav-links a:hover:after {
  transform: scaleX(1);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.menu-toggle {
  display: none;
}
/* Hero */
.hero {
  overflow: hidden;
  position: relative;
  padding-top: 42px;
  background: #fff;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 650px;
  background: var(--brand);
}
.hero-grid {
  position: absolute;
  inset: 0 0 auto;
  height: 650px;
  opacity: 1;
  pointer-events: none;
  background-image:
    linear-gradient(
      153deg,
      transparent 58%,
      #ffffff07 58%,
      #ffffff07 75%,
      transparent 75%
    ),
    linear-gradient(25deg, #ffffff05 0%, #ffffff05 24%, transparent 24%);
}
.hero-copy {
  text-align: center;
  position: relative;
}
.hero-eyebrow {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  letter-spacing: 1px;
  font-weight: 400;
}
.hero .hero-eyebrow {
  color: #f0f7f3;
}
.hero-eyebrow .status-dot {
  background: #fff;
  box-shadow: 0 0 0 4px #ffffff16;
}
.eyebrow-divider {
  height: 11px;
  width: 1px;
  background: #ffffff30;
}
.hero h1 {
  font-size: clamp(38px, 4vw, 54px);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -1.5px;
  margin: 17px 0 16px;
}
.hero h1 > span {
  color: #fff;
}
.mobile-break {
  display: none;
}
.hero-description {
  color: #f0f7f3;
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: 0.6px;
}
.hero-actions {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-top: 25px;
}
.hero-actions .button {
  min-width: 210px;
  min-height: 54px;
  padding-inline: 30px;
}
.button-platform-mac {
  border-color: #ffffffbd;
  background: #0b231f26;
  color: #fff;
}
.button-platform-mac:hover {
  background: #ffffff12;
  border-color: #fff;
  box-shadow: 0 8px 24px #0b231f26;
}
.button-platform-windows {
  border-color: #ffffffbd;
  background: linear-gradient(110deg, #008373 0%, #007463 52%, #005547 100%);
  color: #fff;
  box-shadow: 0 8px 24px #062b2526;
}
.button-platform-windows:hover {
  border-color: #fff;
  background: linear-gradient(110deg, #008272 0%, #006b5c 52%, #00483d 100%);
  box-shadow: 0 10px 28px #062b2540;
}
.hero-notes {
  display: flex;
  justify-content: center;
  gap: 25px;
  margin: 19px 0 33px;
  font-size: 11px;
  color: #f0f7f3;
}
.hero-notes span {
  display: flex;
  gap: 7px;
  align-items: center;
}
.hero-notes .icon {
  width: 14px;
  height: 14px;
}
.hero-product {
  border: 1px solid #ffffff26;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  width: calc(100% - 128px);
  margin-inline: auto;
  box-shadow: 0 24px 48px -20px #344f4066;
  transform: rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transform-origin: center;
  transition: transform 0.28s ease-out;
}
.hero-stage {
  width: min(1160px, calc(100% - 64px));
  position: relative;
  margin-inline: auto;
  perspective: 1200px;
}
.hero-toolrail {
  position: absolute;
  z-index: 8;
  left: 0;
  top: 120px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 7px;
  border: 1px solid #607769;
  border-radius: 10px;
  background: #23473c;
  box-shadow: 0 10px 24px #1c322733;
}
.hero-toolrail button {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 38px;
  height: 50px;
  border-radius: 7px;
  background: transparent;
  color: #d9e6e0;
  padding: 0;
}
.hero-toolrail button span {
  font-size: 9px;
  white-space: nowrap;
  line-height: 1;
}
.hero-toolrail button .icon {
  width: 18px;
  height: 18px;
}
.hero-toolrail button:hover {
  background: #ffffff09;
  color: #fff;
}
.hero-toolrail button[aria-pressed="true"] {
  background: var(--accent);
  color: white;
  box-shadow: 0 4px 10px #1c322733;
}
.hero-inspector {
  position: absolute;
  z-index: 8;
  top: 130px;
  right: -12px;
  width: 222px;
  border: 1px solid #607769;
  border-radius: 10px;
  background: #23473cf5;
  color: #f5faf6;
  box-shadow: 0 14px 28px #1c322730;
  backdrop-filter: blur(12px);
}
.inspector-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px;
  border-bottom: 1px solid #ffffff12;
  font-size: 12px;
}
.inspector-title > span:first-child {
  display: flex;
  gap: 7px;
  align-items: center;
}
.inspector-title .icon {
  width: 14px;
  height: 14px;
}
.inspector-status {
  padding: 3px 6px;
  border-radius: 3px;
  color: #b9e1d2;
  background: #00887833;
  font-size: 9px;
}
.hero-inspector dl {
  margin: 0;
  padding: 13px 15px;
}
.hero-inspector dl > div {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  line-height: 2.5;
}
.hero-inspector dt {
  color: #c9dcd3;
}
.hero-inspector dd {
  margin: 0;
}
.hero-inspector > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 15px;
  border-top: 1px solid #ffffff12;
  font-size: 10px;
  color: #b9e1d2;
}
.hero-inspector > a:hover {
  color: white;
  background: #ffffff05;
}
.hero-inspector > a .icon {
  width: 13px;
  height: 13px;
}
.product-topbar,
.product-bottom {
  height: 45px;
  background: #23473c;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  font-size: 11px;
  color: #d9e6e0;
}
.project-name {
  display: flex;
  align-items: center;
  gap: 10px;
}
.project-name > span:last-child {
  color: #c9dcd3;
  font-size: 10px;
}
.bar-divider {
  width: 1px;
  height: 12px;
  background: #ffffff1f;
  margin: 0 3px;
}
.product-status {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 10px;
  color: #d9e6e0;
}
.product-bottom {
  height: 40px;
  font-size: 10px;
  border-top: 1px solid #ffffff0d;
}
.product-bottom > span:first-child {
  display: flex;
  align-items: center;
  gap: 6px;
}
.product-bottom .icon {
  height: 12px;
  width: 12px;
}
.product-bottom > span:nth-child(2) {
  color: #c9dcd3;
}
.timecode {
  font-family: Consolas, monospace;
}
.hero-compare {
  aspect-ratio: 2.25;
}

.scene-caption {
  position: absolute;
  right: 5%;
  bottom: 12%;
  display: flex;
  flex-direction: column;
  gap: 11px;
  align-items: flex-end;
  color: #fff;
  text-shadow: 0 2px 7px #0005;
  pointer-events: none;
}
.scene-caption > span {
  font-size: clamp(18px, 3.3vw, 46px);
  letter-spacing: 4px;
  font-weight: 300;
}
.scene-caption small {
  font-size: 10px;
  letter-spacing: 2px;
}
.drag-hint {
  position: absolute;
  bottom: 19px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  align-items: center;
  background: #151b22c4;
  backdrop-filter: blur(8px);
  padding: 7px 13px;
  border-radius: 5px;
  font-size: 10px;
  pointer-events: none;
}
.drag-hint .icon {
  width: 15px;
  height: 15px;
}
.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 47px 0 44px;
  color: #172c28;
  position: relative;
}
.proof-strip > div {
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: center;
  border-right: 1px solid #dfe7e3;
}
.proof-strip > div:last-child {
  border: 0;
}
.proof-number {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.6px;
}
.proof-number small {
  font-size: 14px;
  font-weight: 400;
}
.proof-strip > div > span:last-child {
  font-size: 11px;
  color: #626e69;
  letter-spacing: 0.5px;
}
.product-top-actions {
  display: flex;
  align-items: center;
  gap: 22px;
}
#auto-compare {
  display: flex;
  gap: 6px;
  align-items: center;
  background: transparent;
  color: #d9e6e0;
  padding: 6px;
  font-size: 10px;
  border-radius: 4px;
}
#auto-compare:hover {
  background: #ffffff0a;
  color: var(--accent-on-dark);
}
#auto-compare .icon {
  width: 12px;
  height: 12px;
}
@media (max-width: 760px) {
  .product-top-actions {
    gap: 6px;
  }
  .product-top-actions .product-status {
    display: none;
  }
  #auto-compare {
    font-size: 9px;
  }
}
/* Shared comparison. Both full-size layers always share exactly the same crop. */
.compare {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: #172c28;
  user-select: none;
  --split: 50%;
}
.compare-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  position: absolute;
  inset: 0;
}
.hero-compare > .compare-image,
.hero-compare .compare-before .compare-image {
  object-position: center 62%;
}
.compare-before {
  position: absolute;
  inset: 0;
  clip-path: inset(0 calc(100% - var(--split)) 0 0);
  pointer-events: none;
}
.compare-label {
  position: absolute;
  top: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
  background: #151b229e;
  backdrop-filter: blur(8px);
  border: 1px solid #ffffff26;
  color: #fff;
  padding: 6px 11px;
  border-radius: 5px;
  font-size: 10px;
  pointer-events: none;
  z-index: 2;
}
.label-before {
  left: 20px;
}
.label-after {
  right: 20px;
}
.compare-label .icon {
  width: 13px;
  height: 13px;
}
.compare-divider {
  position: absolute;
  inset: 0 auto 0 var(--split);
  width: 1px;
  background: #f5f8f5;
  pointer-events: none;
  z-index: 3;
  box-shadow: 0 0 10px #0004;
}
.compare-divider > span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 39px;
  height: 39px;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f5f8f5;
  border: 4px solid #fff4;
  background-clip: padding-box;
  border-radius: 50%;
  color: var(--accent);
  box-shadow: 0 3px 13px #0004;
}
.compare-divider .icon {
  width: 19px;
  height: 19px;
}
.compare-range {
  appearance: none;
  -webkit-appearance: none;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  margin: 0;
  z-index: 5;
  cursor: ew-resize;
  touch-action: pan-y;
}
.compare-range::-webkit-slider-thumb {
  appearance: none;
  width: 40px;
  height: 500px;
  background: transparent;
}
.compare-range::-moz-range-thumb {
  width: 40px;
  height: 500px;
  border: 0;
  background: transparent;
}
/* 只给键盘操作的圆钮显示焦点环，避免图片外框被工作台裁成上下横线。 */
.compare:has(.compare-range:focus-visible) .compare-divider > span {
  box-shadow:
    0 0 0 3px #fff,
    0 0 0 6px #007f70,
    0 3px 13px #0004;
}
.compare.is-dragging .drag-hint {
  opacity: 0;
}
/* Whole-page rhythm */
.showcase-section,
.control-section {
  padding: 110px 0;
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 48px;
}
.section-heading .eyebrow {
  margin-bottom: 21px;
}
h2 {
  font-size: clamp(30px, 3.5vw, 48px);
  line-height: 1.4;
  font-weight: 550;
  letter-spacing: -1.8px;
}
.section-intro {
  font-size: 14px;
  line-height: 2.1;
  color: var(--muted);
  padding-bottom: 5px;
}
.showcase-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 20px;
}
.segmented {
  display: inline-flex;
  gap: 5px;
  background: #f5f8f5;
  padding: 5px;
  border: 1px solid #dfe7e3;
  border-radius: 9px;
}
.segmented button {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 12px;
  padding: 10px 18px;
  background: transparent;
  border-radius: 6px;
  color: #626e69;
  transition:
    background 0.2s,
    color 0.2s;
}
.segmented button[aria-selected="true"] {
  background: white;
  color: var(--accent);
  box-shadow: 0 2px 8px #203b2710;
}
.segmented button:hover {
  color: var(--accent);
}
.segmented .icon {
  width: 15px;
  height: 15px;
}
.micro-copy {
  font-size: 11px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.micro-copy .icon {
  width: 14px;
  height: 14px;
}
.case-panel {
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 16px 42px -26px #2b302e30;
}
.showcase-compare {
  aspect-ratio: 2.14;
}
.case-watermark {
  position: absolute;
  left: 10%;
  top: 24%;
  color: #fff;
  font-size: clamp(13px, 2.1vw, 28px);
  letter-spacing: 3px;
  font-weight: 600;
  opacity: 0.87;
  text-shadow: 0 1px 4px #0005;
}
.case-subtitle {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 11%;
  text-align: center;
  color: white;
  text-shadow: 1px 1px 4px #000;
  font-size: clamp(10px, 1.5vw, 22px);
  letter-spacing: 2px;
  display: none;
}
.case-date {
  position: absolute;
  bottom: 24%;
  left: 17%;
  color: white;
  font-size: 22px;
  font-family: Consolas, monospace;
  text-shadow: 1px 1px 4px #000;
  display: none;
}
.compare[data-scene="subtitle"] .case-watermark {
  display: none;
}
.compare[data-scene="subtitle"] .case-subtitle,
.compare[data-scene="multiple"] .case-subtitle,
.compare[data-scene="multiple"] .case-date {
  display: block;
}
.case-details {
  padding: 29px 34px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 50px;
}
.tag {
  font-size: 10px;
  color: var(--accent);
  background: #f0f7f3;
  padding: 5px 8px;
  border-radius: 4px;
  display: inline-block;
  letter-spacing: 0.5px;
}
.case-details h3 {
  font-size: 19px;
  font-weight: 550;
  margin: 12px 0 8px;
  line-height: 1.6;
}
.case-details p {
  font-size: 14px;
  color: #626e69;
  line-height: 1.85;
  max-width: 640px;
}
.case-details .text-link {
  white-space: nowrap;
  font-size: 12px;
}
.demo-note {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.8;
  display: flex;
  align-items: flex-start;
  gap: 6px;
  margin-top: 16px;
}
.demo-note .icon {
  width: 13px;
  height: 13px;
  margin-top: 2px;
}
.modes-section {
  padding: 105px 0 110px;
  background: var(--dark);
}
.section-dark .section-intro {
  color: #d9e6e0;
}
.mode-workspace {
  display: grid;
  grid-template-columns: 330px 1fr;
  border: 1px solid #ffffff16;
  background: var(--dark-panel);
  border-radius: 12px;
  overflow: hidden;
  box-shadow:
    inset 0 1px 0 #ffffff06,
    0 22px 50px -30px #00000080;
}
.mode-list {
  display: flex;
  flex-direction: column;
  border-right: 1px solid #ffffff10;
  padding: 12px;
}
.mode-list > button {
  min-height: 94px;
  display: flex;
  align-items: center;
  gap: 17px;
  padding: 17px 15px;
  text-align: left;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  color: #d9e6e0;
  transition:
    background 0.25s,
    border-color 0.25s,
    color 0.25s;
}
.mode-list > button[aria-selected="true"] {
  background: #00887833;
  border-color: #9bd7bd66;
  color: var(--accent-on-dark);
  box-shadow: inset 3px 0 0 #73cbb0;
}
.mode-list > button:hover {
  background: #00887818;
}
.mode-number {
  font:
    10px/1.5 Consolas,
    monospace;
  opacity: 0.6;
}
.mode-list > button > span:nth-child(2) {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  flex: 1;
}
.mode-list small {
  display: block;
  font-size: 10px;
  color: #c9dcd3;
  font-weight: 400;
  line-height: 1.5;
  margin-top: 6px;
}
.mode-list .icon {
  width: 16px;
  height: 16px;
  opacity: 0;
  transform: translate(-4px, 4px);
  transition:
    opacity 0.2s,
    transform 0.25s;
}
.mode-list > button[aria-selected="true"] .icon {
  opacity: 1;
  transform: none;
}
.mode-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.mode-visual {
  height: 310px;
  position: relative;
  overflow: hidden;
}
.mode-visual > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.88);
  transition: transform 1s var(--ease);
}
.mode-panel:hover .mode-visual > img {
  transform: scale(1.025);
}
.mode-region {
  position: absolute;
  left: 30%;
  top: 26%;
  width: 29%;
  height: 42%;
  border: 1px solid #b9e1d2;
  background: #00887818;
  display: flex;
  align-items: center;
  justify-content: center;
}
.mode-region > span:first-child {
  position: absolute;
  top: -21px;
  left: -1px;
  padding: 4px 7px;
  color: #172c28;
  background: #b9e1d2;
  font-size: 9px;
}
.mode-region > .icon {
  width: 24px;
  height: 24px;
  color: #f5f8f5;
}
.region-scan {
  position: absolute;
  height: 1px;
  left: 0;
  right: 0;
  top: 0;
  background: #b9e1d2;
  box-shadow: 0 0 15px #bfd8c840;
  animation: scan 3.8s ease-in-out 1 both;
  animation-play-state: var(--scan-state, paused);
}
.visual-label {
  position: absolute;
  left: 18px;
  bottom: 16px;
  font-size: 9px;
  color: #fff9;
}
.mode-badge {
  position: absolute;
  right: 18px;
  bottom: 16px;
  font-size: 10px;
  color: #f5f8f5;
  padding: 6px 10px;
  background: #253e30bf;
  border: 1px solid #e1fff329;
  border-radius: 4px;
  backdrop-filter: blur(10px);
}
.mode-description {
  padding: 32px 37px;
  flex: 1;
}
.mode-description .eyebrow {
  font-size: 10px;
  letter-spacing: 2px;
  opacity: 1;
}
.mode-description h3 {
  font-size: 21px;
  font-weight: 500;
  line-height: 1.6;
  margin: 13px 0 13px;
}
.mode-description > p:not(.eyebrow) {
  font-size: 12px;
  line-height: 1.9;
  color: #d9e6e0;
}
.mode-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 18px 0;
}
.mode-tags span {
  font-size: 10px;
  border: 1px solid #ffffff16;
  border-radius: 4px;
  padding: 5px 8px;
  color: #d9e6e0;
}
.mode-description .mode-limit {
  color: #c9dcd3 !important;
  font-size: 10px !important;
  border-top: 1px solid #ffffff0f;
  padding-top: 13px;
}
.compare[data-scene="logo"] .case-watermark {
  display: none;
}
.workbench-preview {
  margin: 55px 0 0;
  padding: 27px 35px 0;
  border: 1px solid #dfe7e3;
  border-radius: 10px;
  background: #f5f8f5;
  overflow: hidden;
}
.workbench-preview figcaption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  margin-bottom: 23px;
  font-size: 11px;
  color: var(--accent);
}
.workbench-preview figcaption > span:first-child {
  display: flex;
  gap: 9px;
  align-items: center;
}
.workbench-preview figcaption > span:last-child {
  font-size: 9px;
  color: var(--muted);
}
.workbench-preview img {
  width: 88%;
  height: auto;
  margin: 0 auto -1px;
  border-radius: 8px 8px 0 0;
  box-shadow: 0 18px 48px -18px #20262940;
  border: 1px solid #ffffff80;
}
.workbench-preview .status-dot {
  background: #007f70;
  box-shadow: none;
}
@media (max-width: 760px) {
  .workbench-preview {
    margin-top: 35px;
    padding: 17px 10px 0;
  }
  .workbench-preview figcaption {
    font-size: 10px;
    display: block;
    padding: 0 5px;
    margin-bottom: 17px;
  }
  .workbench-preview figcaption > span:last-child {
    display: block;
    font-size: 8px;
    margin-top: 9px;
  }
  .workbench-preview img {
    width: 100%;
    border-radius: 4px 4px 0 0;
  }
}
/* Interactive detail section */
.control-grid {
  display: grid;
  grid-template-columns: 1.34fr 1fr;
  gap: 70px;
  align-items: center;
}
.editor-demo {
  border: 1px solid #dfe7e3;
  border-radius: 10px;
  overflow: hidden;
  background: white;
  box-shadow: 0 20px 48px -26px #2b302e42;
}
.editor-toolbar {
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 0 12px;
}
.editor-tools {
  display: flex;
  gap: 4px;
}
.editor-tools button {
  font-size: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 9px;
  border-radius: 4px;
  background: transparent;
  color: #626e69;
}
.editor-tools button.is-active {
  background: #f0f7f3;
  color: var(--accent);
}
.editor-tools .icon {
  width: 14px;
  height: 14px;
}
.brush-control {
  font-size: 9px;
  color: #626e69;
  display: flex;
  align-items: center;
  gap: 6px;
}
.brush-control input {
  width: 53px;
  height: 3px;
  accent-color: var(--accent);
}
.brush-control output {
  width: 17px;
  font-family: Consolas, monospace;
}
.editor-reset {
  width: 25px;
  height: 28px;
}
.editor-reset .icon {
  width: 14px;
  height: 14px;
}
.drawing-scene {
  aspect-ratio: 1.9;
  position: relative;
  background: #172c28;
  overflow: hidden;
}
.drawing-scene > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}
.drawing-scene canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  touch-action: none;
}
.drawing-label {
  position: absolute;
  bottom: 12px;
  left: 12px;
  pointer-events: none;
  font-size: 9px;
  padding: 5px 7px;
  background: #253e30bf;
  border-radius: 3px;
  color: #f5f8f5;
}
.editor-timeline {
  padding: 17px 20px 12px;
}
.timeline-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 9px;
  color: #626e69;
  margin-bottom: 14px;
}
.timeline-heading > span {
  display: flex;
  gap: 5px;
  align-items: center;
}
.timeline-heading .icon {
  width: 12px;
  height: 12px;
}
.timeline-heading output {
  font-family: Consolas, monospace;
}
.timeline-track {
  height: 45px;
  background:
    repeating-linear-gradient(
      90deg,
      #dfe7e3 0,
      #dfe7e3 1px,
      transparent 1px,
      transparent 8.333%
    ),
    #f3f5f0;
  border: 1px solid #dfe7e3;
  border-radius: 4px;
  position: relative;
}
.timeline-segment {
  position: absolute;
  height: 14px;
  border-radius: 2px;
  background: #b9e1d2;
  top: 5px;
  font-size: 8px;
  padding-left: 7px;
  line-height: 14px;
  color: var(--accent);
  overflow: hidden;
  white-space: nowrap;
}
.segment-one {
  left: 12%;
  width: 38%;
}
.segment-two {
  left: 43%;
  width: 43%;
  top: 24px;
  background: #b9e1d2;
  color: var(--accent);
}
.timeline-cursor {
  position: absolute;
  left: 33.333%;
  top: -4px;
  bottom: -4px;
  width: 1px;
  background: #007f70;
  z-index: 1;
  pointer-events: none;
}
.timeline-cursor:before {
  content: "";
  position: absolute;
  top: 0;
  left: -3px;
  width: 7px;
  height: 6px;
  background: #007f70;
  border-radius: 1px;
}
.timeline-track input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  margin: 0;
  cursor: ew-resize;
  z-index: 2;
}
.timeline-ticks {
  display: flex;
  justify-content: space-between;
  font:
    8px/1 Consolas,
    monospace;
  color: var(--muted);
  margin-top: 10px;
}
.editor-bottom {
  border-top: 1px solid #dfe7e3;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 17px;
  font-size: 9px;
  color: #626e69;
  gap: 15px;
}
.editor-bottom .text-link {
  font-size: 9px;
  flex-shrink: 0;
}
.editor-bottom .icon {
  width: 12px;
  height: 12px;
}
.control-features article {
  display: flex;
  gap: 16px;
  padding: 25px 0;
  border-bottom: 1px solid #dfe7e3;
}
.control-features article:first-child {
  padding-top: 0;
}
.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 39px;
  height: 39px;
  border: 1px solid #d5e5d8;
  border-radius: 10px;
  background: #f0f7f3;
  color: var(--accent);
}
.feature-icon .icon {
  width: 18px;
  height: 18px;
  color: var(--product-brand);
}
.control-features h3 {
  font-size: 17px;
  line-height: 1.6;
  font-weight: 550;
  margin-bottom: 8px;
}
.control-features article p {
  font-size: 14px;
  line-height: 1.9;
  color: #626e69;
}
.feature-footnote {
  font-size: 10px;
  line-height: 1.8;
  color: var(--muted);
  margin: 17px 0 0;
}
.local-banner {
  margin-top: 73px;
  display: flex;
  align-items: center;
  gap: 24px;
  border: 1px solid #dfe7e3;
  border-radius: 10px;
  padding: 30px 38px;
  background: #f5f8f5;
  box-shadow: inset 0 1px 0 #ffffff99;
}
.local-mark {
  width: 52px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.local-mark .icon {
  width: 40px;
  height: 40px;
  color: var(--product-brand);
}
.local-banner > div:nth-child(2) {
  flex: 1;
}
.local-banner .eyebrow {
  font-size: 9px;
  letter-spacing: 1.6px;
  opacity: 0.7;
}
.local-banner h3 {
  font-size: 21px;
  font-weight: 550;
  margin: 7px 0 8px;
}
.local-banner p:last-child {
  font-size: 12px;
  color: #626e69;
  line-height: 1.8;
}
.local-chip {
  display: flex;
  gap: 9px;
  align-items: center;
  border: 1px solid #d5e5d8;
  padding: 9px 14px;
  border-radius: 5px;
  color: var(--accent);
  font-size: 11px;
  white-space: nowrap;
}
.local-chip .status-dot {
  background: #007f70;
  box-shadow: none;
}
/* Steps, FAQ and finale */
.workflow-section {
  padding: 0 0 110px;
}
.workflow-section .section-heading {
  padding-top: 80px;
  border-top: 1px solid #dfe7e3;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 45px;
}
.steps article {
  border-top: 1px solid #dfe7e3;
  padding-top: 23px;
}
.step-number {
  font-size: 47px;
  font-weight: 300;
  color: #6f947e;
  display: flex;
  justify-content: space-between;
  align-items: center;
  letter-spacing: -2px;
}
.step-number > span {
  font:
    9px/1.5 Consolas,
    monospace;
  letter-spacing: 2px;
  color: var(--muted);
}
.steps h3 {
  font-size: 20px;
  font-weight: 550;
  margin: 25px 0 13px;
}
.steps p {
  font-size: 14px;
  line-height: 2;
  color: #626e69;
  max-width: 300px;
}
.step-detail {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  color: var(--accent);
  margin-top: 21px;
}
.step-detail .icon {
  width: 14px;
  height: 14px;
}
.faq-section {
  padding: 90px 0 105px;
  background: #f5f8f5;
  border-top: 1px solid #dfe7e3;
}
.faq-layout {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 100px;
}
.faq-heading .eyebrow {
  font-size: 9px;
  margin-bottom: 24px;
}
.faq-heading h2 {
  font-size: 37px;
  line-height: 1.55;
}
.faq-heading > p:last-child {
  font-size: 12px;
  color: var(--muted);
  margin-top: 20px;
}
.faq-list details {
  border-bottom: 1px solid #dfe7e3;
}
.faq-list details:first-child {
  border-top: 1px solid #dfe7e3;
}
.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  cursor: pointer;
  list-style: none;
  padding: 22px 0;
  font-size: 14px;
  line-height: 1.7;
  font-weight: 500;
}
.faq-list summary::-webkit-details-marker {
  display: none;
}
.faq-list summary .icon {
  width: 16px;
  height: 16px;
  color: #6b866e;
  transition: transform 0.25s;
}
.faq-list details[open] summary .icon {
  transform: rotate(45deg);
}
.faq-list details p {
  font-size: 14px;
  line-height: 2.1;
  color: #626e69;
  padding: 0 25px 24px 0;
  max-width: 530px;
}
.closing-section {
  position: relative;
  overflow: hidden;
  text-align: center;
  min-height: 500px;
  padding: 95px 0 85px;
}
.closing-landscape {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 68%;
  opacity: 0.13;
  filter: saturate(0.5);
}
.closing-section:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #163e3566, #163e3500 50%, #163e35e6);
  pointer-events: none;
}
.closing-content {
  position: relative;
  z-index: 1;
}
.closing-content .eyebrow {
  font-size: 10px;
  color: #b9e1d2;
  letter-spacing: 3px;
}
.closing-content h2 {
  font-size: clamp(35px, 4.2vw, 57px);
  line-height: 1.4;
  margin: 25px 0 17px;
  font-weight: 500;
}
.closing-content > p:not(.eyebrow) {
  font-size: 14px;
  color: #d9e6e0;
  letter-spacing: 1px;
}
.closing-content .button {
  margin: 30px 0 16px;
  min-width: 180px;
}
.closing-note {
  display: block;
  font-size: 10px;
  color: #c9dcd3;
}
.site-footer {
  border-top: 1px solid #ffffff0e;
  padding: 40px 0 26px;
  background: var(--dark);
}
.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  padding-bottom: 30px;
}
.footer-top .brand strong {
  font-size: 20px;
}
.footer-tagline {
  font-size: 11px;
  color: #c9dcd3;
  margin-left: 14px;
  font-weight: 400;
  letter-spacing: 0.5px;
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 11px;
  color: #d9e6e0;
}
.footer-links button {
  padding: 0;
  background: transparent;
  font-size: 11px;
}
.footer-links a:hover,
.footer-links button:hover {
  color: var(--accent-on-dark);
}
.footer-bottom {
  padding-top: 23px;
  border-top: 1px solid #ffffff0d;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 9px;
  letter-spacing: 0.6px;
  color: #c9dcd3;
  gap: 20px;
}
.back-to-top {
  position: fixed;
  right: max(28px, env(safe-area-inset-right));
  bottom: calc(28px + env(safe-area-inset-bottom));
  z-index: 25;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1px solid #00887830;
  border-radius: 50%;
  background: var(--white);
  color: var(--accent);
  box-shadow: 0 6px 24px #163e3526;
  transition:
    opacity 0.25s,
    transform 0.25s var(--ease),
    background 0.2s,
    color 0.2s,
    visibility 0.25s;
}
.back-to-top .icon {
  --icon: url("assets/icons/arrow-down.svg");
  width: 22px;
  height: 22px;
  transform: rotate(180deg);
}
.back-to-top:hover {
  background: var(--accent);
  color: var(--white);
}
.back-to-top:active {
  scale: 0.94;
}
.js .back-to-top {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(12px);
}
.js .back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}
:root:not(.js) .back-to-top {
  z-index: 101;
}
/* Native, keyboard-accessible modal */
dialog {
  max-width: 490px;
  width: calc(100% - 36px);
  padding: 35px;
  border: 1px solid #dfe7e3;
  border-radius: 16px;
  background: #ffffff;
  color: var(--ink);
  box-shadow:
    0 40px 100px #0007,
    inset 0 1px 0 #fff;
}
dialog::backdrop {
  background: #172b22b8;
  backdrop-filter: blur(7px);
}
.dialog-close {
  position: absolute;
  top: 15px;
  right: 15px;
  color: #626e69;
}
.dialog-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 25px;
  font-weight: 600;
  margin-bottom: 30px;
}
.dialog-brand small {
  font-size: 10px;
  background: #f0f7f3;
  border-radius: 4px;
  padding: 3px 6px;
}
.dialog-brand img {
  border-radius: 10px;
}
dialog .eyebrow {
  font-size: 9px;
  margin-bottom: 12px;
}
dialog h2 {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -1px;
  line-height: 1.5;
  margin-bottom: 18px;
}
#dialog-body {
  font-size: 13px;
  line-height: 2;
  color: #626e69;
}
#dialog-body p + p {
  margin-top: 15px;
}
.dialog-state {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--accent);
  background: #f0f7f3;
  border: 1px solid #d5e5d8;
  border-radius: 6px;
  padding: 12px 14px;
  margin: 20px 0 15px;
  font-size: 12px;
}
.dialog-actions {
  margin-top: 26px;
  display: flex;
  gap: 10px;
}
.dialog-actions .button {
  min-height: 43px;
  font-size: 12px;
}
.dialog-open {
  overflow: hidden;
}
.noscript-note {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 15px 100px 15px 15px;
  background: #fff4d8;
  color: #584511;
  font-size: 12px;
  z-index: 100;
}
/* Progressive animation: content remains visible if JS is unavailable. */
@keyframes scan {
  0%,
  100% {
    top: 0;
    opacity: 0.4;
  }
  50% {
    top: 100%;
    opacity: 0.9;
  }
}
@keyframes enter {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes rail-enter {
  from {
    transform: translateX(-18px);
  }
  to {
    transform: translateX(0);
  }
}
@keyframes inspector-enter {
  from {
    transform: translateX(18px);
  }
  to {
    transform: translateX(0);
  }
}
.hero-copy > * {
  animation: enter 0.8s var(--ease) both;
}
.hero-copy h1 {
  animation-delay: 0.1s;
}
.hero-description {
  animation-delay: 0.2s;
}
.hero-actions {
  animation-delay: 0.3s;
}
.hero-notes {
  animation-delay: 0.4s;
}
.hero-stage.is-visible .hero-toolrail {
  animation: rail-enter 0.9s var(--ease) 0.15s both;
}
.hero-stage.is-visible .hero-inspector {
  animation: inspector-enter 0.9s var(--ease) 0.25s both;
}
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.85s var(--ease),
    transform 0.85s var(--ease);
}
.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* 跨品牌色与白色背景的工作台只做位移入场，避免背景分界透过真实对比图。 */
.js .hero-stage.reveal {
  opacity: 1;
  transition: transform 0.85s var(--ease);
}
.steps .reveal:nth-child(2) {
  transition-delay: 0.09s;
}
.steps .reveal:nth-child(3) {
  transition-delay: 0.18s;
}
.control-features article {
  transition: transform 0.35s var(--ease);
}
.control-features article:hover {
  transform: translateX(4px);
}
.feature-icon {
  transition:
    background 0.3s,
    transform 0.3s var(--ease);
}
.control-features article:hover .feature-icon {
  background: #e6f2ec;
  transform: translateY(-2px);
}
.faq-list summary {
  transition: color 0.25s;
}
.faq-list summary:hover {
  color: var(--accent);
}
.dialog-brand,
#info-dialog .eyebrow,
#info-dialog h2,
#dialog-body,
.dialog-actions {
  animation: enter 0.32s var(--ease) both;
}
#info-dialog h2 {
  animation-delay: 0.04s;
}
#dialog-body {
  animation-delay: 0.07s;
}
.dialog-actions {
  animation-delay: 0.1s;
}
#info-dialog::backdrop {
  animation: enter-backdrop 0.2s ease both;
}
@keyframes enter-backdrop {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@media (min-width: 1600px) {
  .container {
    width: 1240px;
  }
  .hero {
    padding-top: 54px;
  }
  .hero h1 {
    font-size: 56px;
  }
  .hero-product {
    margin-top: 0;
  }
  .hero-compare {
    aspect-ratio: 2.25;
  }
}
@media (max-width: 1100px) {
  .container {
    width: calc(100% - 64px);
  }
  .nav-wrap {
    width: calc(100% - 52px);
  }
  .nav-links {
    gap: 23px;
  }
  .hero h1 {
    letter-spacing: -2px;
  }

  .scene-caption > span {
    font-size: 30px;
  }
  .section-intro {
    font-size: 12px;
  }
  .mode-workspace {
    grid-template-columns: 280px 1fr;
  }
  .mode-list > button {
    padding-inline: 10px;
    gap: 12px;
    min-height: 91px;
  }
  .mode-visual {
    height: 285px;
  }
  .mode-description {
    padding: 26px;
  }
  .mode-description h3 {
    font-size: 19px;
  }
  .control-grid {
    gap: 35px;
    grid-template-columns: 1.2fr 1fr;
  }
  .control-features h3 {
    font-size: 15px;
  }
  .control-features article {
    gap: 11px;
    padding: 18px 0;
  }
  .feature-icon {
    width: 33px;
    height: 33px;
  }
  .faq-layout {
    gap: 60px;
  }
  .case-details {
    gap: 25px;
    padding: 25px;
  }
  .case-details .text-link {
    white-space: normal;
    min-width: 130px;
  }
  .footer-tagline {
    display: none;
  }
}
@media (max-width: 760px) {
  :root {
    scroll-padding-top: 88px;
  }
  .container {
    width: calc(100% - 40px);
  }
  .site-header {
    height: 72px;
  }
  .nav-wrap {
    width: calc(100% - 36px);
  }
  .brand strong {
    font-size: 21px;
  }
  .brand img {
    width: 28px;
    height: 28px;
  }
  .nav-actions {
    gap: 7px;
  }
  .button-small {
    min-height: 38px;
    font-size: 12px;
    padding: 0 16px;
  }
  .menu-toggle {
    display: flex;
  }
  .nav-links {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 71px;
    background: var(--brand);
    padding: 16px 24px 24px;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid #ffffff20;
    flex-direction: column;
    gap: 1px;
    box-shadow: 0 20px 30px #0003;
  }
  .nav-links.is-open {
    display: flex;
  }
  .nav-links a {
    padding: 14px 0;
    font-size: 16px;
  }
  .site-header.scrolled .nav-links {
    background: #fff;
    border-color: var(--line);
  }
  .nav-links a:after {
    display: none;
  }
  .hero {
    padding-top: 34px;
  }
  .hero::before,
  .hero-grid {
    height: 540px;
  }
  .hero-eyebrow {
    font-size: 9px;
    letter-spacing: 0.5px;
    gap: 9px;
  }
  .hero h1 {
    font-size: 38px;
    line-height: 1.35;
    letter-spacing: -1px;
    margin: 17px 0 15px;
  }
  .mobile-break {
    display: block;
  }
  .hero-description {
    font-size: 13px;
    line-height: 2;
  }
  .hero-actions {
    margin-top: 24px;
    gap: 9px;
  }
  .hero-actions .button {
    font-size: 12px;
    min-height: 46px;
    padding: 0 16px;
    gap: 8px;
    min-width: 0;
  }
  .hero-actions .icon {
    width: 16px;
    height: 16px;
  }
  .hero-notes {
    gap: 12px;
    flex-wrap: wrap;
    font-size: 9px;
    margin: 21px 0 30px;
  }
  .hero-notes .icon {
    width: 12px;
    height: 12px;
  }
  .hero-product {
    width: calc(100% - 50px);
    border-radius: 5px;
  }
  .hero-stage {
    width: calc(100% - 20px);
  }
  .hero-toolrail {
    left: 0;
    top: 69px;
    padding: 4px;
    gap: 3px;
  }
  .hero-toolrail button {
    width: 28px;
    height: 38px;
    gap: 4px;
  }
  .hero-toolrail button .icon {
    width: 13px;
    height: 13px;
  }
  .hero-toolrail button span {
    font-size: 7px;
  }
  .hero-inspector {
    width: 133px;
    top: 64px;
    right: 0;
  }
  .inspector-title {
    padding: 8px;
    font-size: 9px;
  }
  .inspector-title .icon {
    width: 10px;
    height: 10px;
  }
  .inspector-status {
    padding: 2px 4px;
    font-size: 7px;
  }
  .hero-inspector dl {
    padding: 6px 8px;
  }
  .hero-inspector dl > div {
    font-size: 8px;
    line-height: 2.4;
  }
  .hero-inspector > a {
    padding: 7px 8px;
    font-size: 8px;
  }
  .hero-inspector > a .icon {
    width: 10px;
    height: 10px;
  }
  .hero-product .product-bottom > span:first-child {
    display: none;
  }
  .hero-product .product-bottom {
    font-size: 7px;
    justify-content: center;
  }
  .product-topbar {
    height: 36px;
    padding: 0 11px;
  }
  .product-topbar .project-name {
    gap: 6px;
    font-size: 10px;
  }
  .project-name > span:last-child {
    font-size: 8px;
  }
  .product-status {
    font-size: 8px;
    gap: 5px;
  }
  .product-topbar .status-dot {
    width: 4px;
    height: 4px;
  }
  .bar-divider {
    margin: 0;
  }
  .hero-compare {
    aspect-ratio: 1.6;
  }

  .scene-caption {
    right: 6%;
    bottom: 17%;
    gap: 5px;
  }
  .scene-caption > span {
    font-size: 17px;
    letter-spacing: 1.5px;
  }
  .scene-caption small {
    font-size: 7px;
    letter-spacing: 1px;
  }
  .compare-label {
    font-size: 8px;
    top: 12px;
    padding: 4px 7px;
  }
  .label-before {
    left: 12px;
  }
  .label-after {
    right: 12px;
  }
  .compare-label .icon {
    width: 10px;
    height: 10px;
  }
  .compare-divider > span {
    width: 32px;
    height: 32px;
  }
  .compare-divider .icon {
    width: 16px;
    height: 16px;
  }
  .drag-hint {
    font-size: 8px;
    bottom: 11px;
    padding: 5px 9px;
    white-space: nowrap;
  }
  .drag-hint .icon {
    width: 12px;
    height: 12px;
  }
  .product-bottom {
    height: 32px;
    padding: 0 10px;
    font-size: 8px;
    gap: 8px;
  }
  .product-bottom .timecode {
    display: none;
  }
  .product-bottom .icon {
    width: 10px;
    height: 10px;
  }
  .proof-strip {
    grid-template-columns: repeat(2, 1fr);
    padding: 30px 0 35px;
    row-gap: 27px;
  }
  .proof-strip > div {
    gap: 8px;
  }
  .proof-strip > div:nth-child(2) {
    border: 0;
  }
  .proof-number {
    font-size: 19px;
  }
  .proof-strip > div > span:last-child {
    font-size: 9px;
  }
  .showcase-section,
  .control-section {
    padding: 64px 0;
  }
  .section-heading {
    display: block;
    margin-bottom: 30px;
  }
  .section-heading .eyebrow {
    font-size: 9px;
    letter-spacing: 1.8px;
    margin-bottom: 14px;
  }
  h2 {
    font-size: 33px;
    line-height: 1.43;
    letter-spacing: -1px;
  }
  .section-intro {
    font-size: 12px;
    line-height: 1.95;
    margin-top: 20px;
  }
  .section-intro br {
    display: none;
  }
  .showcase-toolbar {
    margin-bottom: 15px;
  }
  .micro-copy {
    display: none;
  }
  .segmented {
    width: 100%;
    gap: 3px;
    padding: 4px;
  }
  .segmented button {
    flex: 1;
    padding: 10px 5px;
    font-size: 11px;
    justify-content: center;
    gap: 6px;
  }
  .segmented .icon {
    width: 13px;
    height: 13px;
  }
  .case-panel {
    border-radius: 8px;
  }
  .showcase-compare {
    aspect-ratio: 1.45;
  }
  .case-watermark {
    font-size: 13px;
    letter-spacing: 1px;
    left: 8%;
    top: 28%;
  }
  .case-subtitle {
    font-size: 10px;
    letter-spacing: 0;
  }
  .case-date {
    font-size: 12px;
  }
  .case-details {
    padding: 20px;
    display: block;
  }
  .tag {
    font-size: 8px;
  }
  .case-details h3 {
    font-size: 16px;
    margin: 11px 0 8px;
  }
  .case-details p {
    font-size: 11px;
  }
  .case-details .text-link {
    margin-top: 18px;
    font-size: 11px;
  }
  .demo-note {
    font-size: 9px;
    line-height: 1.9;
    margin-top: 13px;
  }
  .demo-note .icon {
    margin-top: 3px;
    width: 11px;
    height: 11px;
  }
  .modes-section {
    padding: 64px 0;
  }
  .mode-workspace {
    display: flex;
    flex-direction: column;
    border-radius: 8px;
  }
  .mode-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 9px;
    gap: 3px;
    border-right: 0;
    border-bottom: 1px solid #ffffff12;
  }
  .mode-list > button {
    min-height: 67px;
    padding: 10px 8px;
    gap: 8px;
  }
  .mode-list > button > span:nth-child(2) {
    font-size: 11px;
    line-height: 1.6;
  }
  .mode-number {
    font-size: 8px;
  }
  .mode-list small {
    font-size: 8px;
    margin-top: 3px;
  }
  .mode-list .icon {
    display: none;
  }
  .mode-visual {
    height: 205px;
  }
  .mode-description {
    padding: 24px 21px;
  }
  .mode-description h3 {
    font-size: 18px;
    margin: 10px 0;
  }
  .mode-description > p:not(.eyebrow) {
    font-size: 11px;
  }
  .mode-tags {
    margin: 14px 0;
  }
  .mode-tags span {
    font-size: 9px;
  }
  .mode-description .mode-limit {
    font-size: 9px !important;
  }
  .control-grid {
    display: flex;
    flex-direction: column;
    gap: 35px;
    align-items: stretch;
  }
  .editor-toolbar {
    height: 46px;
    padding: 0 9px;
    gap: 5px;
  }
  .editor-tools button {
    font-size: 9px;
    padding: 7px;
    gap: 4px;
  }
  .brush-control {
    font-size: 8px;
    gap: 4px;
  }
  .brush-control input {
    width: 40px;
  }
  .drawing-scene {
    aspect-ratio: 1.6;
  }
  .editor-bottom {
    padding: 12px;
    font-size: 8px;
    gap: 9px;
  }
  .editor-bottom .text-link {
    font-size: 8px;
  }
  .drawing-label {
    font-size: 8px;
  }
  .control-features article {
    padding: 22px 0;
    gap: 15px;
  }
  .control-features h3 {
    font-size: 16px;
  }
  .control-features article p {
    font-size: 12px;
  }
  .feature-footnote {
    font-size: 9px;
  }
  .local-banner {
    margin-top: 40px;
    padding: 24px 20px;
    gap: 15px;
    align-items: flex-start;
  }
  .local-mark {
    width: 26px;
    height: 32px;
    margin-top: 14px;
  }
  .local-mark .icon {
    width: 26px;
    height: 26px;
  }
  .local-banner h3 {
    font-size: 16px;
    margin: 8px 0;
  }
  .local-banner .eyebrow {
    font-size: 7px;
    letter-spacing: 1px;
  }
  .local-banner p:last-child {
    font-size: 11px;
  }
  .local-chip {
    display: none;
  }
  .workflow-section {
    padding-bottom: 64px;
  }
  .workflow-section .section-heading {
    padding-top: 50px;
  }
  .workflow-section .section-heading .text-link {
    font-size: 11px;
    margin-top: 22px;
  }
  .steps {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .steps article {
    padding-top: 17px;
  }
  .step-number {
    font-size: 38px;
  }
  .steps h3 {
    font-size: 19px;
    margin: 13px 0 10px;
  }
  .steps p {
    font-size: 12px;
    max-width: 100%;
  }
  .step-detail {
    margin-top: 16px;
    font-size: 10px;
  }
  .faq-section {
    padding: 58px 0 62px;
  }
  .faq-layout {
    display: block;
  }
  .faq-heading {
    margin-bottom: 30px;
  }
  .faq-heading h2 {
    font-size: 31px;
    line-height: 1.45;
  }
  .faq-heading .eyebrow {
    font-size: 8px;
    margin-bottom: 17px;
  }
  .faq-heading > p:last-child {
    font-size: 11px;
    margin-top: 15px;
  }
  .faq-list summary {
    font-size: 12px;
    padding: 18px 0;
    gap: 14px;
  }
  .faq-list details p {
    font-size: 11px;
    padding-right: 12px;
    padding-bottom: 19px;
  }
  .closing-section {
    padding: 66px 0;
    min-height: 410px;
  }
  .closing-content .eyebrow {
    font-size: 8px;
    letter-spacing: 1.8px;
  }
  .closing-content h2 {
    font-size: 37px;
    line-height: 1.5;
    margin: 23px 0 17px;
  }
  .closing-content > p:not(.eyebrow) {
    font-size: 12px;
  }
  .closing-content .button {
    min-height: 47px;
    font-size: 12px;
    margin-top: 25px;
  }
  .closing-note {
    font-size: 9px;
  }
  .site-footer {
    padding: 30px 0 25px;
  }
  .footer-top {
    display: block;
    padding-bottom: 25px;
  }
  .footer-links {
    gap: 24px;
    font-size: 10px;
    margin-top: 25px;
    justify-content: space-between;
  }
  .footer-links button {
    font-size: 10px;
  }
  .footer-bottom {
    gap: 12px;
    flex-wrap: wrap;
    font-size: 8px;
    justify-content: space-between;
    line-height: 1.8;
  }
  .back-to-top {
    width: 48px;
    height: 48px;
    right: max(16px, env(safe-area-inset-right));
    bottom: calc(16px + env(safe-area-inset-bottom));
  }
  .footer-bottom > span:nth-child(2) {
    order: 3;
    width: 100%;
    font-size: 8px;
  }
  .footer-tagline {
    display: inline;
    font-size: 10px;
    margin-left: 10px;
  }
  .site-footer .brand strong {
    font-size: 20px;
  }
  dialog {
    padding: 29px 23px;
  }
  dialog h2 {
    font-size: 24px;
  }
  .dialog-brand {
    margin-bottom: 25px;
  }
  #dialog-body {
    font-size: 12px;
  }
  .dialog-state {
    font-size: 11px;
  }
}
@media (max-width: 365px) {
  .container {
    width: calc(100% - 30px);
  }
  .hero h1 {
    font-size: 34px;
  }
  .hero-notes {
    gap: 9px;
    font-size: 8px;
  }
  .hero-actions .button {
    padding: 0 12px;
    font-size: 11px;
  }
  .hero-eyebrow {
    font-size: 8px;
  }
  .nav-wrap {
    width: calc(100% - 26px);
  }
  .mode-list > button > span:nth-child(2) {
    font-size: 10px;
  }
  .product-bottom > span:first-child {
    display: none;
  }
  .footer-tagline {
    font-size: 9px;
  }
  .brush-control {
    gap: 2px;
  }
  .brush-control input {
    width: 32px;
  }
}
@media (prefers-reduced-motion: reduce) {
  :root {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important;
  }
  .js .reveal {
    opacity: 1;
    transform: none;
  }
  .button:hover {
    transform: none;
  }
  .hero-product,
  .control-features article,
  .feature-icon,
  .button .icon {
    transform: none !important;
  }
  .back-to-top:active {
    scale: 1;
  }
}