/* Drop: the original green-and-white palette with the refined product layout. */
@font-face {
  font-family: "Geist";
  src: url("./assets/fonts/geist-latin.woff2") format("woff2");
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
}
drop-copy { display:inline; white-space:pre-wrap; overflow-wrap:anywhere; }
:root {
  --ink: #1d1d1f;
  --secondary: #6e736b;
  --accent: #2c7951;
  --accent-dark: #22623f;
  --accent-ink: #2c7951;
  --accent-soft: #e9f2e9;
  --surface: #fafaf9;
  --line: #e7e7e5;
  --green: #2c7951;
  --font: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --brand-font: "Geist", var(--font);
  font-family: var(--font);
  font-synthesis: none;
  color: var(--ink);
  background: #fff;
  color-scheme: light;
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
/* Keep the page width stable when navigating between long and short pages. */
html { scrollbar-gutter: stable; }
@supports not (scrollbar-gutter: stable) {
  html { overflow-y: scroll; }
}
* { box-sizing: border-box; }
body { margin: 0; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
a, button { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
::selection { background: #d8ebdc; color: #173f2d; }
.icon-definitions { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.wrap, .wrap-wide { width: min(1024px, calc(100% - 64px)); margin-inline: auto; }
.skip-link { position: fixed; top: -100px; left: 20px; z-index: 100; padding: 14px; background: #fff; border: 1px solid var(--accent); border-radius: 8px; }
.skip-link:focus { top: 16px; }
.site-header { height: 72px; position: sticky; top: 0; z-index: 20; background: #ffffffed; backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.navigation { height: 100%; display: flex; align-items: center; gap: 28px; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: center; gap: 10px; color: #1b3025; font-family: var(--brand-font); font-size: 32px; line-height: 1.15; letter-spacing: -.055em; font-weight: 700; flex-shrink: 0; }
.wordmark img { display: block; width: 36px; height: 36px; flex-shrink: 0; }
.preview-brand strong { font-family: var(--brand-font); font-weight: 700; }
.brand-period { color: var(--green); }
/* Flowing emerald light, clipped to the stationary lettering. */
.brand-name { display: inline-block; font-kerning: normal; }
.brand-copy { display: inline-block; }
.wordmark .brand-period { margin-left: .025em; color: var(--accent); }
.brand-copy > drop-copy { color: #21573d; }
@supports ((background-clip: text) or (-webkit-background-clip: text)) {
  .brand-copy > drop-copy {
    display: inline-block;
    background-color: #21573d;
    background-image:
      linear-gradient(112deg, transparent 36%, #c5e9b333 44%, #b4e2a9bb 49%, #c5e9b333 54%, transparent 62%),
      radial-gradient(ellipse at 50% 50%, #5caa7a 0%, #2c7951 35%, #173e2c 72%);
    background-size: 300% 100%, 220% 180%;
    background-position: 100% 50%, 0% 30%;
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }
}
@keyframes brand-light-flow {
  0%, 12% { background-position: 100% 50%, 0% 30%; }
  65%, 100% { background-position: 0% 50%, 100% 70%; }
}
@media (prefers-reduced-motion: no-preference) {
  .brand-copy > drop-copy {
    animation: brand-light-flow 5s cubic-bezier(.45, 0, .25, 1) infinite alternate;
  }
}
/* Keep editable copy and high-contrast/printed text fully legible. */
.editor-mode .brand-copy > drop-copy {
  animation: none;
  background: none;
  color: #21573d;
  -webkit-text-fill-color: currentColor;
}
@media (forced-colors: active), print {
  .brand-copy > drop-copy {
    animation: none;
    background: none;
    color: CanvasText;
    -webkit-text-fill-color: currentColor;
  }
}
.nav-links { display: flex; align-items: center; gap: 27px; margin-left: auto; font-size: 14px; color: #626960; font-weight: 500; }
.nav-links > a { position: relative; display: inline-flex; align-items: center; min-height: 44px; flex-shrink: 0; }
.nav-links > a > drop-copy, .navigation > .button-small > drop-copy { white-space: nowrap; }
.nav-links a:hover { color: var(--accent-ink); }
.nav-links > a[aria-current] { color: var(--accent); }
.nav-links > a[aria-current]::after { content: ''; position: absolute; bottom: 6px; left: calc(50% - 7.5px); height: 2px; width: 15px; background: var(--accent); border-radius: 2px; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 12px; min-height: 44px; border: 1px solid transparent; border-radius: 8px; padding: 11px 18px; font-size: 14px; font-weight: 550; line-height: 1.35; transition: background .18s, border-color .18s, box-shadow .18s; }
.button .icon { width: 17px; height: 17px; }
.button-primary { background: #2c7951; border-color: #286e49; color: #fff; box-shadow: inset 0 1px 0 #ffffff26, 0 1px 2px #1b4d2215; }
.button-primary:hover { background: var(--accent-dark); border-color: #205939; box-shadow: 0 3px 9px #1b4d2220; }
.button-secondary { background: #f3f3f2; color: #586054; border-color: #e9e9e7; }
.button-secondary:hover { background: #eaecea; border-color: #d9ded6; }
.button-small { min-height: 36px; padding: 8px 13px; font-size: 13px; }
.button-small .icon { width: 15px; height: 15px; }
.hero { padding-top: 59px; overflow: clip; }
.hero-copy { text-align: left; }
.platforms { display: flex; align-items: center; gap: 11px; margin: 0 0 23px; color: #72766f; font-size: 12px; }
.platforms > span { display: inline-flex; align-items: center; gap: 6px; }
.platforms .icon { width: 15px; height: 15px; }
.platform-divider { height: 12px; width: 1px; background: #d8ded4; }
.hero h1 { margin: 0; max-width: 850px; font-size: clamp(44px, 5.1vw, 62px); font-weight: 600; line-height: 1.12; letter-spacing: -2.5px; }
.hero h1 > span { background: #e5efe5; color: var(--accent-ink); border-radius: 4px; padding: 0 7px 3px; margin-left: -7px; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.hero-introduction { font-size: 18px; font-weight: 450; line-height: 1.55; max-width: 670px; margin: 24px 0 0; color: #6e736b; }
.hero-introduction drop-copy { white-space: pre-line; }
.hero-description { font-size: 16px; line-height: 1.6; max-width: 640px; color: var(--secondary); margin: 10px 0 0; }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 25px; }
.button-download {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  gap: 14px;
  padding: 9px 10px 9px 18px;
  min-height: 48px;
  font-weight: 600;
  background: linear-gradient(120deg, #328057, var(--accent) 52%, #235f41);
  border-color: #286e49;
  box-shadow: inset 0 1px 0 #ffffff38, inset 0 -1px 0 #163d2930, 0 4px 12px #2c79512b;
  transition: box-shadow .2s ease, border-color .2s ease;
}
.button-download > * { position: relative; z-index: 1; }
.button-download > .download-border {
  position: absolute;
  inset: -1px;
  z-index: 2;
  padding: 2px;
  border-radius: inherit;
  overflow: hidden;
  pointer-events: none;
  opacity: 0;
  transition: opacity .2s ease;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}
.download-border::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 220%;
  aspect-ratio: 1;
  background: conic-gradient(from 0deg, #c6f5d620, #c6f5d620 55%, #baf5cf 78%, #fff 85%, #c6f5d620 100%);
  transform: translate(-50%, -50%) rotate(0deg);
}
@supports not ((mask-composite: exclude) or (-webkit-mask-composite: xor)) {
  .button-download > .download-border { display: none; }
}
.download-icon {
  display: grid;
  place-items: center;
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: #ffffff12;
  box-shadow: inset 0 1px 0 #ffffff1f;
}
.button-download:is(:hover, :focus-visible, .is-idle-animating) {
  background: linear-gradient(120deg, #328057, var(--accent) 52%, #235f41);
  border-color: #205939;
  box-shadow: inset 0 1px 0 #ffffff40, 0 7px 18px #2c79513b;
}
.button-download:is(:focus-visible, .is-idle-animating) .download-border { opacity: 1; }
@media (hover: hover) {
  .button-download:hover .download-border { opacity: 1; }
}
.button-download:active { box-shadow: inset 0 2px 4px #163d2926, 0 2px 5px #2c79511f; }
.editor-mode .download-border { display: none; }
/*
 * Text motion adapted from dexter-st, https://uiverse.io/dexter-st/young-newt-20
 * Source mirror: https://codepen.io/cssparadise/pen/RNRBYXb
 * MIT License — Copyright (c) 2026 dexter-st
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
.download-label { display: inline-block; min-width: 0; }
.download-text-motion { display: none; position: absolute; inset: 0; pointer-events: none; white-space: pre; }
.download-text-word { white-space: nowrap; }
.download-letter { position: relative; display: inline-block; white-space: pre; }
@media (prefers-reduced-motion: no-preference) {
  /* The original copy keeps the label's size and accessible name, and stays editable. */
  body:not(.editor-mode) .download-label[data-motion-ready] > drop-copy { color: transparent; }
  body:not(.editor-mode) .download-label[data-motion-ready] .download-text-motion { display: block; }
  .download-letter {
    color: #fff;
    transition: text-shadow .2s ease;
  }
  .button-download:is(:focus-visible, .is-idle-animating) .download-border::before {
    animation: download-border-orbit 2.4s linear infinite;
  }
  .button-download:is(:focus-visible, .is-idle-animating) .download-letter {
    animation: download-letter-glow 1.6s ease-in-out infinite;
    animation-delay: var(--letter-delay);
  }
  @media (hover: hover) {
    .button-download:hover .download-border::before { animation: download-border-orbit 2.4s linear infinite; }
    .button-download:hover .download-letter {
      animation: download-letter-glow 1.6s ease-in-out infinite;
      animation-delay: var(--letter-delay);
    }
  }
  .editor-mode .button-download .download-letter,
  .editor-mode .button-download .download-border::before { animation: none; }
}
@keyframes download-letter-glow {
  0%, 75%, 100% { text-shadow: 0 0 0 #ffffff00, 0 0 0 #baf5cf00; }
  35% { text-shadow: 0 0 3px #ffffffdd, 0 0 8px #baf5cfcc; }
}
@keyframes download-border-orbit {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}
.product-stage { position: relative; margin-top: 76px; padding: 30px 30px 20px; border: 1px solid transparent; border-radius: 13px; background: transparent; }
.drop-mascot { position: absolute; z-index: 3; top: 30px; right: 42px; width: 240px; aspect-ratio: 1; transform: translateY(-70%); pointer-events: none; user-select: none; }
.mascot-rest { display: block; width: 100%; height: auto; }
.mascot-video { display: block; opacity: 0; position: absolute; inset: 0; width: 100%; height: 100%; background: transparent; }
.drop-mascot[data-playing="true"] .mascot-rest { visibility: hidden; }
.drop-mascot[data-playing="true"] .mascot-video { opacity: 1; }
.editor-mode .drop-mascot .mascot-rest { visibility: visible; }
.editor-mode .drop-mascot .mascot-video { display: none; }
/* Preserve the desktop app's own green palette inside its illustrative preview. */
.product-window{display:flex;max-width:1020px;margin:auto;background:#fff;border-radius:16px;border:1px solid #d3d8d0;box-shadow:0 42px 72px -28px #243e2f35,0 12px 32px -10px #26332815;overflow:hidden;text-align:left;isolation:isolate}.preview-sidebar{width:222px;flex-shrink:0;display:flex;flex-direction:column;background:#f2f5ef;border-right:1px solid #e2e6df;padding:0 17px}.traffic-lights{display:flex;gap:8px;padding:19px 1px 27px}.traffic-lights i{width:10px;height:10px;border-radius:50%;background:#ff6059;box-shadow:inset 0 0 0 1px #0000000c}.traffic-lights i:nth-child(2){background:#ffbe2f}.traffic-lights i:nth-child(3){background:#27c840}.preview-brand{display:flex;align-items:center;gap:9px;margin-bottom:32px}.preview-brand strong{font-size:26px;line-height:1.1;letter-spacing:-1.3px;display:block}.preview-brand strong span{color:var(--green)}.preview-brand small{display:block;font-size:9px;letter-spacing:1.5px;margin-top:6px;color:#7d8a7b}.sidebar-caption{font-size:10px;letter-spacing:1.7px;color:#8b9388;margin:0 9px 11px}.preview-nav{display:flex;align-items:center;gap:10px;padding:11px 9px;border-radius:7px;color:#687162;font-size:12px;margin-bottom:4px}.preview-nav .icon{width:15px;height:15px}.preview-nav>span{margin-left:auto;font-size:11px;color:#929c8b}.preview-nav.selected{background:#dfe8d9;color:#354b2b;font-weight:600}.preview-nav.selected>span{color:#697d59}.local-note{margin-top:auto;margin-bottom:31px;display:flex;flex-wrap:wrap;align-items:center;gap:7px;padding:14px 6px 0;color:#536349}.local-note>.icon{width:13px;height:13px}.local-note strong{font-size:10px;white-space:nowrap;font-weight:600}.local-note p{font-size:11px;line-height:1.7;color:#86907e;margin:6px 0 0 20px}.preview-main{flex:1;min-width:0}.preview-topbar{height:48px;border-bottom:1px solid #eceee9;display:flex;align-items:center;justify-content:space-between;padding:0 27px;color:#8d9586;font-size:10px}.preview-topbar b{font-weight:400;color:#bbc1b5;padding:0 11px}.preview-topbar>.icon{width:15px;height:15px}.preview-content{padding:25px 30px 17px}.preview-intro>p{margin:0 0 10px;color:#7c8d70;font-weight:550;letter-spacing:1.5px;font-size:9px}.preview-intro h2{font-size:31px;line-height:1.13;letter-spacing:-1.2px;margin:0 0 10px;color:#2b3426}.preview-intro>span{font-size:12px;color:#87907f}.preview-input{display:flex;align-items:center;border:1px solid #e0e5db;box-shadow:0 2px 4px #00000003;border-radius:9px;padding:8px 8px 8px 13px;gap:12px;margin-top:20px;font-size:12px;color:#b0b5a9}.preview-input>.icon{width:17px;height:17px;color:#8d9e7e}.preview-add{display:inline-flex;gap:14px;align-items:center;margin-left:auto;background:#6e8353;color:white;padding:9px 14px;border-radius:6px;font-weight:550;font-size:11px}.preview-add b{font-size:16px;font-weight:400}.preview-list-heading{display:flex;justify-content:space-between;align-items:center;margin:23px 0 12px;font-size:10px;color:#919889}.preview-list-heading strong{font-size:14px;color:#394232;font-weight:600}.preview-list-heading strong span{font-size:10px;font-weight:400;margin-left:8px;color:#97a08f}.video-row{display:flex;align-items:center;gap:15px;padding:12px 0;border-top:1px solid #eceee8}.video-cover{width:108px;height:66px;position:relative;border-radius:6px;overflow:hidden;flex-shrink:0;background:#d3dfd5}.video-cover img{width:100%;height:100%;object-fit:cover}.video-cover>span{position:absolute;bottom:5px;right:5px;font-size:8px;background:#0008;color:white;border-radius:3px;padding:2px 4px;font-weight:600}.video-info{min-width:0}.video-info>strong{font-size:12px;font-weight:600;color:#394232;display:block;line-height:1.4}.video-info p{font-size:10px;color:#9ba392;margin:5px 0 6px}.video-info i{font-style:normal;margin:0 5px}.completed{display:flex;align-items:center;gap:4px;color:#698055;font-size:9px}.completed>.icon{width:12px;height:12px}.row-folder{margin-left:auto;width:15px;height:15px;color:#a1a998}.audio-cover{display:flex;align-items:center;justify-content:center;width:108px;height:61px;flex-shrink:0;background:#edf0e7;border-radius:6px;color:#8a9c70}.audio-cover>.icon{width:25px;height:25px}.preview-footer{border-top:1px solid #e9ece5;padding:12px 27px;display:flex;justify-content:space-between;align-items:center;color:#96a08b;font-size:9px}.preview-footer>span{display:flex;align-items:center;gap:6px}.preview-footer .icon{width:12px;height:12px}.preview-footer small{font-size:9px}
.product-window { max-width: 960px; border-radius: 10px; border-color: #d3d8d0; box-shadow: 0 10px 25px -8px #243e2f1f, 0 2px 4px #26332808; }
.preview-sidebar { width: 213px; }
.preview-caption { max-width: 690px; margin: 18px auto 0; text-align: center; color: #72766f; font-size: 12px; line-height: 1.6; }
.sources { padding-block: 52px 65px; text-align: center; }
.sources > p { margin: 0 auto 23px; max-width: 740px; color: #767b72; font-size: 11px; font-weight: 550; letter-spacing: 1px; line-height: 1.7; }
.source-carousel { display: flex; align-items: center; gap: 16px; }
.source-list { display: flex; align-items: center; flex: 1; min-width: 0; gap: 40px; margin: 0; padding: 13px 4px 17px; list-style: none; overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: none; -ms-overflow-style: none; color: #697162; }
.source-list:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 4px; }
.source-list > li { flex: 0 0 auto; white-space: nowrap; line-height: 1.4; }
.source-list drop-copy { white-space: pre; }
.source-list::-webkit-scrollbar { display: none; width: 0; height: 0; }
.source-name { font-size: 23px; letter-spacing: -.65px; font-weight: 650; }
.source-instagram { font-family: Georgia, serif; font-style: italic; font-weight: 600; }
.source-tiktok, .source-twitch, .source-iqiyi { font-weight: 750; letter-spacing: -.9px; }
.source-tencent, .source-archive, .source-xiaohongshu { font-size: 21px; font-weight: 600; }
.source-scroll { display: grid; place-items: center; flex: 0 0 44px; width: 44px; height: 44px; padding: 0; border: 1px solid #dfe6da; border-radius: 50%; color: var(--accent); background: #fff; cursor: pointer; }
.source-scroll[hidden] { display: none; }
.source-scroll:hover:not(:disabled) { background: #f3f6f1; border-color: #bccdb2; }
.source-scroll:disabled { opacity: .3; cursor: default; }
.source-scroll .icon { width: 18px; height: 18px; }
.source-scroll-previous .icon { transform: rotate(180deg); }
.source-youtube { font-size: 23px; letter-spacing: -1px; display: inline-flex; align-items: center; gap: 5px; font-weight: 650; }
.source-youtube svg { width: 27px; height: 20px; }
.source-vimeo { font-size: 29px; font-weight: 750; font-style: italic; letter-spacing: -1.7px; font-family: Georgia, serif; }
.source-bilibili { font-size: 25px; letter-spacing: -1.5px; font-weight: 600; }
.section-space { padding-block: 73px 78px; }
.features { background: var(--surface); border-block: 1px solid var(--line); }
.features > .section-heading { position: relative; }
.features .section-heading h2 > span { color: var(--accent); }
.features .section-heading > .feature-introduction { color: var(--secondary); font-size: 16px; line-height: 1.6; max-width: 610px; margin: 19px 0 0; }
.eyebrow { font-size: 11px; font-weight: 550; letter-spacing: 1.1px; color: #73806b; line-height: 1.6; margin: 0 0 15px; }
.section-heading { max-width: 1024px; }
.section-heading h2 { font-size: 34px; line-height: 1.22; letter-spacing: -1.15px; font-weight: 550; margin: 0; }
.section-heading h2 > span { color: #898f84; }
.section-heading > p:last-child:not(.eyebrow) { color: var(--secondary); font-size: 16px; line-height: 1.6; max-width: 565px; margin: 19px 0 0; }
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 34px; }
.feature-card { position: relative; border: 1px solid #e3e6df; border-radius: 12px; background: #fff; min-width: 0; overflow: hidden; display: flex; flex-direction: column; box-shadow: 0 7px 22px -18px #294e2d26; }
.feature-copy { padding: 25px 27px 0; }
.card-eyebrow { color: #74826b; font-size: 10px; letter-spacing: .8px; line-height: 1.4; display: flex; align-items: center; gap: 9px; font-weight: 550; }
.card-eyebrow > .icon { width: 20px; height: 20px; color: var(--accent); stroke-width: 1.6; }
.feature-card h3 { font-size: 27px; font-weight: 550; line-height: 1.25; letter-spacing: -.75px; margin: 17px 0 11px; }
.feature-card p { font-size: 14px; line-height: 1.65; color: var(--secondary); max-width: 400px; margin: 0; }
.quality-landscape { position: relative; min-height: 245px; margin: 25px 18px 18px; overflow: hidden; border-radius: 8px; flex: 1; isolation: isolate; background: #dfe7d8; }
.quality-landscape > img, .quality-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 55% 45%; }
.quality-video { opacity: 0; pointer-events: none; transition: opacity 450ms ease; }
.quality-landscape.is-video-playing .quality-video { opacity: 1; }
.quality-landscape::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, #13291baa, transparent 70%); z-index: 1; }
.quality-badge { position: absolute; top: 15px; right: 15px; display: flex; align-items: center; gap: 7px; padding: 7px 9px; border: 1px solid #ffffff61; border-radius: 6px; color: #fff; background: #1c392c66; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); font-size: 23px; line-height: 1; font-weight: 600; z-index: 2; }
.quality-badge > span { font-size: 8px; letter-spacing: .7px; line-height: 1.4; }
.quality-overlay { position: absolute; bottom: 20px; left: 21px; display: flex; flex-direction: column; font-size: 23px; line-height: 1.2; letter-spacing: -.5px; color: #fff; z-index: 2; }
.quality-overlay > span { color: #ffffffbd; }
.quality-overlay > strong { font-weight: 550; }
.audio-visual { position: relative; isolation: isolate; overflow: hidden; display: flex; flex-direction: column; justify-content: center; min-height: 245px; margin: 25px 18px 18px; padding: 25px; background: linear-gradient(150deg, #f8fbf5, #edf4e9); border: 1px solid #e2eadc; border-radius: 8px; flex: 1; }
.audio-visual::before { content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .4; background: radial-gradient(ellipse at 45% 60%, #9dcaa15c, transparent 70%); }
.audio-note { width: 28px; height: 28px; color: #6b9361; margin-bottom: 14px; }
.waveform { display: flex; align-items: center; justify-content: space-between; gap: 4px; height: 69px; overflow: hidden; }
.waveform > i { width: 4px; min-width: 2px; border-radius: 4px; background: linear-gradient(180deg, #79a978, #438357); transform-origin: center; }
.audio-formats { display: flex; gap: 7px; margin-top: 18px; }
.audio-formats > span { border: 1px solid #d8e5d1; border-radius: 5px; padding: 5px 9px; background: #ffffffcf; color: #527549; font-size: 10px; font-weight: 550; letter-spacing: .6px; }
.library-card { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; align-items: center; }
.library-card .feature-copy { padding: 27px; }
.library-card h3 { max-width: 350px; }
.library-visual { display: flex; align-items: center; gap: 15px; min-width: 0; margin: 35px 33px; padding: 25px 20px; border: 1px solid #dee7d7; border-radius: 9px; background: #fafcf8; box-shadow: 0 4px 0 -1px #f1f5ed, 0 5px 0 -1px #dce5d5, 0 9px 0 -2px #f7f9f3, 0 10px 0 -2px #e2e8da; }
.folder-tile { position: relative; width: 43px; height: 43px; display: grid; place-items: center; flex-shrink: 0; color: #62905b; }
.folder-tile::before { content: ''; position: absolute; top: 1px; left: 50%; width: 11px; height: 14px; border: 1px solid #83aa78; border-radius: 2px; background: #edf5e8; opacity: 0; transform: translate(-50%, -8px); pointer-events: none; }
.folder-tile > .icon { width: 35px; height: 35px; stroke-width: 1.4; }
.library-visual strong { display: block; font-size: 13px; line-height: 1.4; color: #526246; font-weight: 550; }
.library-visual div > span { display: block; margin-top: 5px; font-size: 11px; line-height: 1.5; color: #7f8c73; }
.library-check { position: relative; display: grid; place-items: center; width: 23px; height: 23px; margin-left: auto; flex-shrink: 0; border-radius: 50%; background: #dff0e8; color: #3c8060; }
.library-check::after { content: ''; position: absolute; inset: -4px; border: 1px solid #76b38c; border-radius: inherit; pointer-events: none; opacity: 0; }
.library-check > .icon { width: 12px; height: 12px; }
@media (prefers-reduced-motion: no-preference) {
  .is-features-running .is-feature-active .waveform > i { animation: feature-wave var(--wave-duration, 2s) ease-in-out var(--wave-delay, 0s) infinite alternate; }
  .is-features-running .is-feature-active .audio-visual::before { animation: feature-audio-light 7s ease-in-out infinite alternate; }
  .is-features-running .is-feature-active .folder-tile::before { animation: feature-file-save 7s ease-in-out infinite; }
  .is-features-running .is-feature-active .library-check::after { animation: feature-saved-ring 7s ease-out infinite; }
}
@keyframes feature-wave { from { transform: scaleY(.4); } to { transform: scaleY(1); } }
@keyframes feature-audio-light { from { opacity: .25; } to { opacity: .8; } }
@keyframes feature-file-save { 0%, 60% { opacity: 0; transform: translate(-50%, -8px); } 67% { opacity: 1; transform: translate(-50%, -8px); } 83%, 100% { opacity: 0; transform: translate(-50%, 12px); } }
@keyframes feature-saved-ring { 0%, 80% { opacity: 0; transform: scale(.85); } 84% { opacity: .7; transform: scale(.85); } 100% { opacity: 0; transform: scale(1.6); } }
.editor-mode .quality-video { display: none; }
.editor-mode .features *, .editor-mode .features ::before, .editor-mode .features ::after { animation: none !important; }
.how-section { background: #fff; }
.how-section .section-heading h2 > span { color: var(--accent); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 33px; }
.step { position: relative; isolation: isolate; display: flex; flex-direction: column; gap: 15px; min-width: 0; border: 1px solid var(--line); border-radius: 12px; padding: 25px 22px 20px; background: #fff; box-shadow: 0 8px 22px -17px #244e2c24; }
.step::before { content: ''; position: absolute; inset: 0; border-radius: inherit; z-index: -1; pointer-events: none; opacity: 0; background: radial-gradient(ellipse at 45% 100%, #cce5ce66, transparent 75%); box-shadow: inset 0 0 0 1px #57976866, 0 8px 24px -16px #276b4133; transition: opacity 500ms ease; }
.step.is-step-active::before { opacity: 1; }
.step-heading { display: flex; align-items: center; gap: 10px; }
.step-number { display: grid; place-items: center; flex: 0 0 28px; height: 28px; border-radius: 50%; border: 1px solid #dce7d8; background: #f5f8f2; color: #667c60; font-size: 10px; font-weight: 550; font-variant-numeric: tabular-nums; transition: color 300ms, background 300ms, border-color 300ms; }
.step.is-step-active .step-number { color: #fff; border-color: var(--accent); background: var(--accent); }
.step h3 { font-size: 19px; font-weight: 550; letter-spacing: -.45px; line-height: 1.3; margin: 0; }
.step p { color: var(--secondary); font-size: 14px; line-height: 1.65; margin: 0 0 7px; }
.step-visual { position: relative; display: flex; align-items: center; justify-content: center; min-width: 0; min-height: 88px; margin-top: auto; padding: 15px 12px; border: 1px solid #e4ebe0; border-radius: 8px; background: linear-gradient(145deg, #f7faf5, #eef5ec); pointer-events: none; }
.step-link-field { display: flex; align-items: center; gap: 8px; min-width: 0; width: 100%; padding: 11px 10px; border: 1px solid #dce7d8; border-radius: 6px; background: #fff; box-shadow: 0 2px 4px #203f2110; color: #64805a; }
.step-link-field > .icon { width: 17px; height: 17px; }
.step-link-line { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; color: #6b7564; font-size: 10px; line-height: 18px; }
.step-link-line drop-copy { white-space: nowrap; }
.step-link-arrow { color: var(--accent); }
.step-quality-visual { gap: 7px; }
.step-quality-option { display: flex; align-items: center; justify-content: center; gap: 4px; flex: 1; min-width: 0; min-height: 38px; border: 1px solid #dce6d6; border-radius: 6px; background: #ffffffb3; color: #74806c; font-size: 11px; font-weight: 500; }
.step-quality-choice { flex: .9; color: #fff; border-color: var(--accent); background: var(--accent); box-shadow: 0 2px 5px #2c795122; }
.step-quality-choice .icon { width: 12px; height: 12px; }
.step-download-visual { display: flex; flex-direction: column; align-items: stretch; gap: 11px; }
.step-file-row { display: flex; align-items: center; gap: 9px; min-width: 0; color: var(--accent); }
.step-file-icon { display: grid; place-items: center; flex: 0 0 29px; height: 32px; border: 1px solid #d6e3d2; border-radius: 6px; background: #fff; }
.step-file-icon .icon { width: 17px; height: 17px; }
.step-file-copy { flex: 1; min-width: 0; }
.step-file-copy strong { display: block; color: #4c6547; font-size: 11px; font-weight: 550; line-height: 1.4; }
.step-file-copy > span { display: block; margin-top: 2px; color: #7b8772; font-size: 9px; line-height: 1.4; }
.step-file-row > .icon { width: 16px; height: 16px; }
.step-progress-track { height: 3px; border-radius: 3px; background: #dce8d6; overflow: hidden; }
.step-progress-fill { display: block; width: 100%; height: 100%; background: #589566; border-radius: inherit; transform-origin: left; }
@media (prefers-reduced-motion: no-preference) {
  .is-steps-running .is-step-active .step-link-line { animation: step-paste-link 3s ease both; }
  .is-steps-running .is-step-active .step-quality-choice { animation: step-select-quality 3s ease both; }
  .is-steps-running .is-step-active .step-progress-fill { animation: step-download-progress 3s cubic-bezier(.2,.6,.3,1) both; }
  .is-steps-running .is-step-active .step-complete { animation: step-download-complete 3s ease both; }
}
@keyframes step-paste-link { 0%, 10% { clip-path: inset(0 100% 0 0); } 48%, 100% { clip-path: inset(0); } }
@keyframes step-select-quality { 0%, 12% { box-shadow: 0 0 0 0 #2c795100; } 40%, 65% { box-shadow: 0 0 0 4px #2c795120, 0 3px 12px #2c79512e; } 100% { box-shadow: 0 2px 5px #2c795122; } }
@keyframes step-download-progress { 0%, 8% { transform: scaleX(.08); } 72%, 100% { transform: scaleX(1); } }
@keyframes step-download-complete { 0%, 68% { opacity: 0; } 84%, 100% { opacity: 1; } }
.editor-mode .step-visual { pointer-events: auto; }
.editor-mode .step-link-line, .editor-mode .step-link-line drop-copy { white-space: normal; overflow: visible; }
.editor-mode .step::before { display: none; }
.editor-mode .step-visual *, .editor-mode .step-number { animation: none !important; transition: none; }
.contact-section { padding: 0 0 68px; }
.contact-inner { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 300px); align-items: center; max-width: 760px; gap: 20px; padding: 28px 32px; text-align: left; }
.contact-copy { position: relative; min-width: 0; }
.contact-copy > .eyebrow { color: #63775c; font-size: 9px; letter-spacing: .14em; margin-bottom: 18px; }
.contact-inner h2 { font-size: 44px; line-height: 1.1; letter-spacing: -1.7px; font-weight: 550; margin: 0; }
.contact-inner h2 > span { color: var(--accent-ink); }
.contact-description { color: #65735f; font-size: 14px; line-height: 1.6; margin: 16px 0 20px; max-width: 320px; text-wrap: pretty; }
.contact-button { gap: 22px; min-height: 50px; padding: 8px 9px 8px 19px; border-radius: 9px; box-shadow: inset 0 1px 0 #ffffff30, 0 4px 9px #214d2810; }
.contact-button-icon { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 5px; background: #ffffff12; }
.contact-button-icon .icon { width: 18px; height: 18px; }
.contact-platforms { display: flex; flex-wrap: wrap; gap: 10px 16px; margin-top: 20px; color: #65735f; font-size: 10px; }
.contact-platforms > span { display: flex; align-items: center; gap: 7px; }
.contact-platforms .icon { width: 15px; height: 15px; }
/* Standalone phone-watching loop on the page's white background. */
.contact-art { position: relative; width: 300px; max-width: 100%; aspect-ratio: 1; justify-self: center; }
.contact-scene { position: absolute; inset: 0; pointer-events: none; isolation: isolate; }
.contact-rocketman { position: absolute; inset: 0; background: #fff; }
.contact-rocketman img, .contact-rocketman video, .contact-rocketman canvas { position: absolute; inset: 0; display: block; width: 100%; height: 100%; user-select: none; }
/* Keep the video layer stable; fade its decoded poster cover instead. */
.contact-rocketman video { z-index: 0; background: #fff; }
.contact-rocketman img { z-index: 1; background: #fff; opacity: 1; }
.contact-rocketman[data-playing="true"] img { opacity: 0; }
@media (prefers-reduced-motion: reduce) {
  .contact-rocketman img { transition: none; }
}
@media (prefers-reduced-motion: no-preference) {
  .contact-button-icon .icon { transition: transform .2s ease; }
  .contact-button:hover .contact-button-icon .icon { transform: translateY(-2px); }
}
.editor-mode .contact-scene { pointer-events: auto; }
.editor-mode .contact-scene *, .editor-mode .contact-scene *::before { animation: none !important; }
.site-footer { padding: 0 0 25px; color: #7b8175; font-size: 12px; }
.footer-top { display: flex; align-items: center; gap: 21px; padding: 24px 0; border-block: 1px solid var(--line); }
.footer-top > .wordmark { color: var(--ink); font-size: 24px; gap: 6px; }
.footer-top > .wordmark img { width: 28px; height: 28px; }
.footer-top p { margin: 0; font-size: 13px; }
.footer-top > a:last-child { margin-left: auto; display: flex; align-items: center; gap: 6px; color: #59734d; font-size: 13px; }
.footer-top > a:last-child:hover { color: var(--accent-ink); }
.footer-top > a:last-child > .icon { width: 15px; height: 15px; }
.fine-print { margin: 21px 0; max-width: 930px; font-size: 11px; line-height: 1.7; color: #82887b; }
.footer-bottom { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; font-size: 11px; line-height: 1.6; }
.footer-bottom a:hover { color: var(--accent-ink); text-decoration: underline; text-underline-offset: 4px; }
.footer-bottom > a { flex-shrink: 0; }
.reveal { opacity: 1; transform: none; }
.motion-ready .reveal { opacity: 0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease; }
.motion-ready .reveal.visible { opacity: 1; transform: none; }
@media (min-width: 651px) and (max-width: 900px) {
  .step-quality-visual { gap: 4px; padding-inline: 6px; }
  .step-quality-option { font-size: 10px; flex: 1 1 auto; }
  .step-quality-choice { gap: 3px; }
  .step-quality-choice .icon { width: 10px; height: 10px; }
}
@media (max-width: 900px) {
  .navigation { gap: 18px; }
  .nav-links { gap: 16px; font-size: 13px; }
  .wrap, .wrap-wide { width: calc(100% - 48px); }
  .product-stage { margin-top: 140px; padding: 20px 20px 15px; }
  .drop-mascot { top: 20px; right: 25px; width: 215px; }
  .preview-sidebar { width: 186px; padding-inline: 12px; }
  .preview-content { padding: 23px 22px 14px; }
  .preview-topbar, .preview-footer { padding-inline: 22px; }
  .local-note strong { font-size: 9px; }
  .preview-footer small { font-size: 8px; }
  .feature-copy { padding: 23px 23px 0; }
  .feature-card h3 { font-size: 23px; }
  .library-card .feature-copy { padding: 23px; }
  .library-visual { margin: 30px 22px; padding: 22px 14px; gap: 10px; }
  .library-visual strong { font-size: 12px; }
  .library-visual div > span { font-size: 10px; }
  .folder-tile { width: 30px; }
  .folder-tile > .icon { width: 29px; height: 29px; }
  .step { padding: 22px 19px; }
  .contact-inner { padding: 26px 28px; gap: 20px; }
  .contact-art { width: 300px; }
  .contact-inner h2 { font-size: 40px; }
}
@media (max-width: 767px) {
  .navigation .nav-links > a:not(.nav-pricing):not(.nav-download) { display: none; }
  .contact-inner { grid-template-columns: minmax(0, 1fr); max-width: 440px; gap: 0; padding: 30px; }
  .contact-copy { display: contents; }
  .contact-copy > .eyebrow { grid-row: 1; }
  .contact-copy > h2 { grid-row: 2; }
  .contact-description { grid-row: 3; }
  .contact-art { grid-row: 4; justify-self: center; width: 280px; margin-bottom: 18px; }
  .contact-button { grid-row: 5; justify-self: center; }
  .contact-platforms { grid-row: 6; justify-content: center; text-align: center; }
  .contact-description { max-width: 380px; }
}
@media (max-width: 650px) {
  .features .section-heading > .feature-introduction { max-width: 100%; font-size: 15px; }
  :root { scroll-padding-top: 84px; }
  .wrap, .wrap-wide { width: calc(100% - 36px); }
  .site-header { height: 64px; }
  .navigation { gap: 15px; justify-content: space-between; }
  .wordmark { font-size: 24px; }
  .wordmark img { width: 28px; height: 28px; }
  .nav-links { display: flex; margin-left: auto; gap: 14px; font-size: 12px; }
  .nav-links > a:not(.nav-pricing):not(.nav-download) { display: none; }
  .button-small { font-size: 12px; padding: 8px 11px; }
  .hero { padding-top: 38px; }
  .platforms { margin-bottom: 20px; font-size: 11px; }
  .hero h1 { font-size: clamp(39px, 9.8vw, 55px); letter-spacing: -1.5px; line-height: 1.17; }
  .hero h1 > span { padding-inline: 4px; margin-left: -4px; }
  .hero-introduction { margin-top: 22px; font-size: 16px; line-height: 1.55; }
  .hero-description { font-size: 14px; margin-top: 11px; }
  .hero-actions { gap: 8px; margin-top: 23px; }
  .hero-actions .button { font-size: 12px; padding: 11px 12px; gap: 7px; }
  .hero-actions .button .icon { width: 14px; height: 14px; }
  .product-stage { margin-top: 124px; padding: 10px 10px 13px; border-radius: 9px; }
  .drop-mascot { top: 10px; right: 6px; width: 170px; }
  .product-window { border-radius: 6px; }
  .preview-sidebar { display: none; }
  .preview-topbar { height: 37px; padding: 0 14px; font-size: 8px; }
  .preview-topbar > .icon { width: 12px; height: 12px; }
  .preview-content { padding: 20px 14px 7px; }
  .preview-intro > p { font-size: 7px; letter-spacing: 1px; }
  .preview-intro h2 { font-size: 26px; letter-spacing: -.9px; }
  .preview-intro > span { font-size: 9px; }
  .preview-input { font-size: 9px; gap: 6px; padding: 5px 5px 5px 8px; margin-top: 16px; }
  .preview-input > .icon { width: 13px; height: 13px; }
  .preview-add { font-size: 8px; padding: 7px 9px; gap: 6px; }
  .preview-add b { font-size: 13px; }
  .preview-list-heading { margin-top: 20px; font-size: 8px; gap: 7px; }
  .preview-list-heading strong { font-size: 11px; }
  .preview-list-heading strong span { font-size: 8px; margin-left: 4px; }
  .video-cover, .audio-cover { width: 65px; height: 45px; }
  .video-row { gap: 9px; padding-block: 10px; }
  .video-info > strong { font-size: 9px; line-height: 1.4; }
  .video-info p { font-size: 8px; margin: 4px 0; }
  .completed { font-size: 7px; }
  .completed > .icon { width: 9px; height: 9px; }
  .row-folder { width: 11px; height: 11px; }
  .audio-cover > .icon { width: 21px; height: 21px; }
  .preview-footer { padding: 10px 14px; font-size: 7px; gap: 7px; }
  .preview-footer small { font-size: 6px; }
  .preview-footer .icon { width: 10px; height: 10px; }
  .preview-caption { font-size: 11px; margin-top: 12px; padding-inline: 6px; }
  .sources { padding-block: 35px 42px; }
  .sources > p { font-size: 10px; letter-spacing: .65px; margin-bottom: 21px; }
  .source-carousel { gap: 8px; }
  .source-list { gap: 27px; }
  .source-name { font-size: 21px; }
  .source-tencent, .source-archive, .source-xiaohongshu { font-size: 19px; }
  .source-youtube { font-size: 21px; }
  .source-youtube svg { width: 24px; }
  .source-vimeo { font-size: 27px; }
  .source-bilibili { font-size: 23px; }
  .section-space { padding-block: 47px; }
  .eyebrow { font-size: 10px; letter-spacing: .8px; margin-bottom: 12px; }
  .section-heading h2 { font-size: 29px; line-height: 1.24; letter-spacing: -.8px; }
  .section-heading > p:last-child:not(.eyebrow) { font-size: 14px; margin-top: 15px; }
  .feature-grid { grid-template-columns: 1fr; margin-top: 26px; gap: 14px; }
  .feature-copy { padding: 23px 23px 0; }
  .feature-card h3 { font-size: 25px; }
  .feature-card p { font-size: 14px; }
  .quality-landscape, .audio-visual { min-height: 218px; margin: 22px 14px 14px; }
  .library-card { grid-template-columns: 1fr; }
  .library-card .feature-copy { padding-bottom: 0; }
  .library-visual { margin: 25px 20px 28px; padding: 23px 16px; gap: 13px; }
  .library-visual strong { font-size: 12px; }
  .library-visual div > span { font-size: 11px; }
  .folder-tile { width: 36px; }
  .folder-tile > .icon { width: 32px; height: 32px; }
  .steps { grid-template-columns: 1fr; gap: 12px; margin-top: 26px; }
  .step { padding: 23px 21px 20px; gap: 13px; }
  .step h3 { font-size: 20px; margin: 0; }
  .step p { font-size: 14px; }
  .step-visual { min-height: 84px; }
  .step-link-line { font-size: 11px; }
  .contact-section { padding-bottom: 43px; }
  .contact-inner { padding: 26px 24px 22px; gap: 0; }
  .contact-copy > .eyebrow { font-size: 9px; margin-bottom: 16px; }
  .contact-inner h2 { font-size: clamp(31px, 8.8vw, 42px); letter-spacing: -1.3px; }
  .contact-description { font-size: 14px; margin: 15px 0 18px; }
  .contact-button { font-size: 13px; gap: 16px; }
  .contact-platforms { gap: 10px 16px; margin-top: 18px; font-size: 10px; }
  .contact-platforms .icon { width: 14px; height: 14px; }
  .footer-top { gap: 12px; padding-block: 21px; }
  .footer-top p { display: none; }
  .footer-top > a:last-child { font-size: 12px; }
  .fine-print { font-size: 11px; margin-block: 18px; }
  .footer-bottom { flex-direction: column; gap: 12px; font-size: 11px; }
}
@media (max-width: 420px) {
  .navigation { gap: 10px; }
  .navigation .wordmark { gap: 7px; font-size: 22px; }
  .navigation .wordmark img { width: 26px; height: 26px; }
  .navigation .nav-links { flex-shrink: 0; }
  .navigation > .button-small { display: none; }
  .navigation > .button-small .icon { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .drop-mascot { visibility: visible; }
  .drop-mascot .mascot-rest { visibility: visible; }
  .drop-mascot .mascot-video { display: none; }
  .source-repeat { display: none; }
  :root { scroll-behavior: auto; }
  .button, .motion-ready .reveal { transition: none !important; }
  .motion-ready .reveal { opacity: 1; transform: none; }
  .step::before, .step-number { transition: none; }
  .step-visual * { animation: none !important; }
  .contact-scene *, .contact-scene *::before { animation: none !important; }
  .contact-button-icon .icon { transition: none; }
  .quality-video { display: none; transition: none; }
  .features *, .features ::before, .features ::after { animation: none !important; }
}

/* Hold a decoded frame between clips, without opacity crossfades or blank surfaces. */
.contact-rocketman canvas { z-index: 2; visibility: hidden; }
.contact-rocketman[data-holding="true"] canvas { visibility: visible; }