:root {
  color-scheme: light;
  --ink: #202a40;
  --muted: #687286;
  --blue: #4361e8;
  --line: #e5e8ef;
  --page: #f8f9fc;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  color: var(--ink);
  background: var(--page);
  font-synthesis: weight;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
  scroll-padding-top: 112px;
  scrollbar-gutter: stable;
}

* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button, summary { cursor: pointer; }
button { color: inherit; }
h1, h2, h3, p { margin: 0; }
button, a, input { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, summary:focus-visible { outline: 3px solid #6b85ee; outline-offset: 5px; }
::selection { background: #dce3ff; color: #243461; }
[hidden] { display: none !important; }
.container { width: min(1180px, calc(100% - 80px)); margin-inline: auto; }
.icon { width: 20px; height: 20px; display: inline-block; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; vertical-align: middle; }
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 12px; left: 16px; z-index: 100; padding: 12px 20px; background: white; border: 2px solid var(--blue); border-radius: 8px; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.eyebrow { font-size: 10px; font-weight: 650; letter-spacing: 1.9px; line-height: 1.6; }
.mint { background: #e9f3ee; color: #397660; }
.peach { background: #fff0e6; color: #b96636; }
.lilac { background: #eeeafd; color: #7b60b9; }
.blue { background: #edf1ff; color: #4361d9; }
.rose { background: #fff0f1; color: #b9687d; }
.butter { background: #fff6da; color: #9c7a23; }
.slate { background: #edf0f4; color: #475366; }
.sky { background: #eaf2ff; color: #507dd4; }
.sand { background: #f3efe8; color: #8f7251; }

.site-header { position: sticky; top: 0; z-index: 20; background: rgb(248 249 252 / 94%); border-bottom: 1px solid #e9ecf2; backdrop-filter: blur(14px); }
.header-inner { height: 88px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 9px; font-size: 29px; font-weight: 760; letter-spacing: -1.5px; }
.brand-mark { width: 35px; height: 35px; color: var(--blue); display: grid; place-items: center; }
.brand-mark .icon { width: 31px; height: 31px; }
.brand-dot { color: var(--blue); }
.header-nav { display: flex; align-items: center; gap: 35px; margin-left: 42px; }
.header-nav a { color: #656e80; font-size: 14px; transition: color .2s; }
.header-nav a:hover { color: var(--blue); }
.header-cta { display: flex; align-items: center; gap: 13px; border: 1px solid #dce1eb; background: #fff; border-radius: 9px; font-size: 12px; font-weight: 600; padding: 10px 16px; transition: border-color .2s, background .2s; }
.header-cta .icon { width: 16px; height: 16px; }
.header-cta:hover { background: #f0f3ff; border-color: #c6d0f7; }

.hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 25px; align-items: center; padding-block: 63px 73px; }
.hero-copy { min-width: 0; padding-block: 13px; }
.hero-eyebrow { display: flex; align-items: center; gap: 10px; color: #6c7690; letter-spacing: 1.5px; }
.small-spark { color: var(--blue); font-size: 22px; line-height: 1; }
h1 { margin-top: 23px; font-size: clamp(40px, 4.05vw, 58px); line-height: 1.37; letter-spacing: -2.8px; font-weight: 760; }
.hero-accent { color: var(--blue); position: relative; }
.hero-accent::after { content: ""; position: absolute; left: 1px; bottom: -8px; width: 86%; height: 7px; background: #d6defb; border-radius: 60%; transform: rotate(-2deg); }
.title-dot { color: var(--ink); }
.hero-description { margin-top: 28px; color: var(--muted); font-size: 14px; line-height: 1.95; letter-spacing: .15px; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 27px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 18px; min-height: 46px; padding: 13px 21px; border: 1px solid transparent; border-radius: 9px; font-size: 12px; font-weight: 600; transition: transform .2s, background .2s, box-shadow .2s; }
.button-primary { color: #fff; background: #25324e; box-shadow: 0 4px 8px #1c2e4d0d; }
.button-primary:hover { background: #374b73; transform: translateY(-2px); box-shadow: 0 6px 15px #1c2e4d19; }
.button .icon { width: 17px; height: 17px; }
.text-link { display: flex; align-items: center; gap: 8px; color: #687387; font-size: 12px; }
.text-link .icon { width: 15px; height: 15px; }
.text-link:hover { color: var(--blue); }
.hero-footnote { margin-top: 32px; display: flex; align-items: center; gap: 12px; color: #6d778a; font-size: 10px; letter-spacing: .15px; }
.hero-footnote strong { font-weight: 600; color: #3e4a60; }
.mini-icons { display: flex; padding-left: 1px; }
.mini-icons span { display: grid; place-items: center; width: 27px; height: 27px; border: 2px solid var(--page); border-radius: 50%; margin-left: -2px; }
.mini-icons .icon { width: 12px; height: 12px; }

.hero-art { position: relative; width: 100%; min-width: 0; height: 395px; isolation: isolate; }
.art-orbit { position: absolute; border: 1px solid #e1e6f1; border-radius: 50%; z-index: -1; left: 50%; top: 49%; transform: translate(-50%, -50%) rotate(-20deg); }
.orbit-one { width: 91%; height: 88%; }
.orbit-two { width: 103%; height: 62%; border-style: dashed; border-color: #d8dfef; }
.art-dot { position: absolute; width: 9px; height: 9px; border-radius: 50%; z-index: 1; }
.dot-one { left: 14%; top: 5%; background: #bac9f1; }
.dot-two { left: 31%; bottom: 9%; background: #d3dfce; width: 7px; height: 7px; }
.workspace-card { width: 340px; max-width: calc(100% - 75px); position: absolute; left: 12%; top: 48px; padding: 19px 25px 0; background: #fff; border: 1px solid #e3e7ef; border-radius: 16px; box-shadow: 0 18px 48px #2639550d, 0 4px 8px #26395503; transform: rotate(-4deg); }
.workspace-top { display: flex; align-items: center; justify-content: space-between; padding-bottom: 17px; border-bottom: 1px solid #edf0f5; color: #8892a5; font-size: 7px; letter-spacing: 1.25px; }
.window-dots { display: flex; gap: 4px; }
.window-dots i { width: 5px; height: 5px; background: #dce2ec; border-radius: 50%; }
.window-dots i:first-child { background: #ead1cc; }
.window-dots i:nth-child(2) { background: #e7dcb8; }
.window-dots i:nth-child(3) { background: #cbdccd; }
.workspace-brand { display: flex; align-items: center; justify-content: center; gap: 14px; padding-top: 28px; font-size: 38px; font-weight: 730; letter-spacing: -1.7px; }
.workspace-brand > span > span { color: var(--blue); }
.workspace-logo { color: var(--blue); }
.workspace-logo .icon { width: 43px; height: 43px; }
.workspace-tagline { color: #7b8395; text-align: center; font-size: 10px; margin-top: 7px; letter-spacing: 1px; }
.workspace-tiles { display: flex; justify-content: center; gap: 12px; margin-top: 28px; margin-bottom: 21px; }
.workspace-tiles > span { width: 69px; display: flex; flex-direction: column; align-items: center; gap: 7px; font-size: 8px; padding: 12px; border-radius: 10px; color: #4d7a66; background: #edf5f1; }
.workspace-tiles > span:nth-child(2) { background: #fff2e8; color: #ad734b; }
.workspace-tiles > span:nth-child(3) { background: #f0edfb; color: #8770b2; }
.workspace-tiles .icon { width: 22px; height: 22px; }
.workspace-bottom { border-top: 1px solid #edf0f5; height: 34px; display: flex; align-items: center; gap: 6px; color: #8a94a5; font-size: 7px; letter-spacing: .25px; }
.workspace-bottom > span:last-child { margin-left: auto; font-size: 12px; }
.tiny-dot { width: 4px; height: 4px; background: #87af98; border-radius: 50%; }
.study-note { position: absolute; left: -1px; top: 138px; z-index: 2; width: 103px; padding: 13px 13px 12px; background: #e3eee3; color: #52715d; border: 1px solid #d6e6d8; border-radius: 10px; box-shadow: 0 9px 21px #3954470a; transform: rotate(-9deg); }
.note-pin { display: block; width: 27px; height: 8px; background: #c3d5bb80; border-radius: 1px; position: absolute; left: 35%; top: -4px; transform: rotate(7deg); }
.note-character { width: 75px; height: 75px; display: grid; place-items: center; font-family: "Kaiti SC", "STKaiti", "KaiTi", "Noto Serif CJK SC", serif; font-size: 47px; border: 1px solid #a6bcae; background: linear-gradient(90deg, transparent calc(50% - .5px), #b3c5b480 50%, transparent calc(50% + .5px)), linear-gradient(0deg, transparent calc(50% - .5px), #b3c5b480 50%, transparent calc(50% + .5px)); }
.study-note > span:last-child { display: block; margin-top: 8px; text-align: center; font-size: 7px; letter-spacing: 1px; }
.idea-note { position: absolute; right: 8px; top: 30px; width: 104px; height: 121px; background: #f7d3bb; border: 1px solid #f1c7ab; color: #865f4b; border-radius: 10px; transform: rotate(10deg); padding: 14px 17px; box-shadow: 0 8px 20px #7054460a; }
.idea-note > .icon { width: 24px; height: 24px; margin-bottom: 9px; color: #966848; }
.idea-note > span { display: block; font-size: 18px; line-height: 1.08; font-weight: 750; letter-spacing: .4px; }
.voice-note { position: absolute; right: 0; bottom: 24px; z-index: 3; width: 222px; height: 99px; padding: 14px 17px; background: #f1effc; border: 1px solid #e0dbf3; border-radius: 13px; transform: rotate(5deg); box-shadow: 0 10px 20px #3438530b; }
.voice-note-title { display: flex; align-items: center; gap: 8px; font-size: 9px; color: #5b5476; font-weight: 600; }
.voice-note-icon { width: 30px; height: 30px; background: #e2dcf4; border-radius: 8px; display: grid; place-items: center; }
.voice-note-icon .icon { width: 16px; height: 16px; }
.voice-note-title small { display: block; font-size: 5px; letter-spacing: 1px; font-weight: 500; margin-top: 3px; color: #9186a6; }
.voice-play { margin-left: auto; width: 21px; height: 21px; display: grid; place-items: center; padding-left: 2px; border: 1px solid #d5cde9; border-radius: 50%; font-size: 6px; }
.waveform { display: flex; align-items: center; justify-content: space-between; height: 23px; margin-top: 13px; gap: 3px; }
.waveform i { flex: 1; max-width: 3px; background: #ac9dd0; height: 7px; border-radius: 2px; }
.waveform i:nth-child(3n) { height: 19px; }
.waveform i:nth-child(4n) { height: 13px; }
.waveform i:nth-child(5n) { height: 23px; }
.waveform i:nth-child(7n) { height: 10px; }
.art-caption { position: absolute; bottom: -7px; left: 17%; color: #8d96a8; font-family: Georgia, serif; font-style: italic; font-size: 11px; transform: rotate(-3deg); }

.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 24px; }
.section-eyebrow { color: #778296; font-size: 9px; letter-spacing: 1.65px; margin-bottom: 11px; }
h2 { font-size: 25px; line-height: 1.45; letter-spacing: -.9px; font-weight: 680; }
.section-aside { color: #7c8597; font-size: 11px; display: flex; gap: 17px; align-items: center; padding-bottom: 3px; }
.section-aside span { color: #a4afc3; font-size: 25px; font-family: sans-serif; }
.featured-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.feature-card { position: relative; min-height: 255px; border-radius: 17px; overflow: hidden; display: grid; grid-template-columns: 1.25fr 1fr; padding: 33px; gap: 10px; transition: transform .25s; }
.feature-card:hover { transform: translateY(-3px); }
.feature-study { background: #eaf2ee; }
.feature-studio { background: #edefFA; }
.feature-copy { position: relative; z-index: 3; }
.feature-label { font-size: 11px; letter-spacing: 1px; color: #5e7d6e; display: block; margin-bottom: 17px; }
.feature-studio .feature-label { color: #727d9b; }
.feature-copy h3 { font-size: 26px; font-weight: 680; letter-spacing: -.7px; white-space: nowrap; }
.feature-copy p { color: #61786b; font-size: 13px; line-height: 1.9; margin-top: 12px; }
.feature-studio .feature-copy p { color: #7a8197; }
.feature-link { display: inline-flex; gap: 25px; align-items: center; font-size: 12px; font-weight: 650; margin-top: 26px; color: #3d6654; }
.feature-link .icon { width: 15px; height: 15px; transition: transform .2s; }
.feature-link:hover .icon { transform: translate(2px, -2px); }
.feature-studio .feature-link { color: #5566a4; }
.study-art { position: relative; }
.character-sheet { position: absolute; left: 10px; top: 7px; width: 124px; height: 151px; padding: 13px; border: 1px solid #dae3d9; background: #fcfcf5; border-radius: 6px; transform: rotate(8deg); box-shadow: 0 8px 16px #5e796c0a; }
.character-sheet > span { display: grid; place-items: center; height: 96px; width: 96px; border: 1px solid #b6cab9; color: #547e63; font: 65px/1 "Kaiti SC", "STKaiti", "KaiTi", "Noto Serif CJK SC", serif; background: linear-gradient(90deg, transparent calc(50% - .5px), #b3c5b480 50%, transparent calc(50% + .5px)), linear-gradient(0deg, transparent calc(50% - .5px), #b3c5b480 50%, transparent calc(50% + .5px)); }
.character-sheet small { display: block; text-align: center; color: #839180; font-size: 10px; margin-top: 8px; letter-spacing: 3px; }
.study-stamp { position: absolute; top: 0; right: 2px; font-size: 8px; border: 1px solid #c4d7c7; color: #82a18a; padding: 3px 5px; border-radius: 3px; transform: rotate(-8deg); z-index: 2; writing-mode: vertical-rl; letter-spacing: 2px; }
.pinyin-note { position: absolute; bottom: -10px; left: -15px; z-index: 2; padding: 14px 23px; background: #f5ddc7; color: #926f54; font-family: Georgia, serif; font-size: 27px; letter-spacing: 5px; border: 1px solid #ecd4be; border-radius: 7px; transform: rotate(-9deg); box-shadow: 0 5px 10px #5c50480a; }
.pinyin-note span { display: block; font-family: sans-serif; font-size: 8px; letter-spacing: 1.4px; margin-top: 4px; }
.study-spark { color: #8ba890; position: absolute; right: -5px; bottom: 2px; width: 28px; height: 28px; transform: rotate(13deg); }
.studio-art { position: relative; }
.art-card-back { position: absolute; width: 137px; height: 171px; background: #d7cff0; border: 1px solid #cfc5e8; border-radius: 7px; right: 1px; top: 17px; transform: rotate(12deg); }
.art-postcard { position: absolute; width: 147px; padding: 7px 7px 13px; background: #fffefc; border: 1px solid #e2e4ed; border-radius: 6px; right: 10px; top: -2px; transform: rotate(-8deg); box-shadow: 0 7px 12px #4b587710; }
.art-postcard > svg { width: 100%; display: block; }
.art-postcard > span { display: block; color: #9398a6; font-size: 4px; letter-spacing: .9px; margin-top: 10px; text-align: center; }
.studio-badge { position: absolute; right: -13px; bottom: -5px; display: flex; gap: 5px; align-items: center; white-space: nowrap; padding: 8px 12px; border: 1px solid #e0e3ef; background: #fbfbff; border-radius: 20px; font-size: 8px; color: #7d75a7; transform: rotate(5deg); }
.studio-badge .icon { width: 13px; height: 13px; }

.services { padding-top: 76px; }
.services .section-heading { margin-bottom: 24px; }
.section-description { color: #707c90; margin-top: 9px; font-size: 13px; line-height: 1.8; }
.heading-dot { color: var(--blue); padding-left: 4px; }
.collection-count { display: flex; align-items: baseline; gap: 8px; padding-bottom: 4px; white-space: nowrap; color: #7a8495; font-size: 10px; }
.collection-count strong { font-size: 34px; letter-spacing: -2px; font-weight: 450; color: #b5bfd1; }
.service-controls { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.filters { display: flex; flex-wrap: wrap; gap: 6px; }
.filter-button { display: inline-flex; align-items: center; justify-content: center; gap: 7px; min-height: 38px; padding: 10px 14px; font-size: 12px; line-height: 1.3; white-space: nowrap; border: 1px solid transparent; border-radius: 8px; background: transparent; color: #68758a; transition: color .2s, background .2s; }
.filter-button span { font-size: 9px; opacity: .7; }
.filter-button:hover { background: #edf0f6; }
.filter-button[aria-pressed="true"] { background: #283650; color: #fff; }
.search-field { flex-shrink: 0; width: 247px; min-height: 39px; display: flex; align-items: center; gap: 10px; padding: 7px 12px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.search-field:focus-within { border-color: #7c95ed; box-shadow: 0 0 0 2px #e2e8fe; }
.search-field > .icon { width: 15px; height: 15px; color: #97a1b4; }
.search-field input { width: 100%; min-width: 0; padding: 0; background: none; border: 0; outline: none; color: var(--ink); font-size: 12px; line-height: 1.8; }
.search-field input::-webkit-search-cancel-button { -webkit-appearance: none; }
.search-field input::placeholder { color: #8791a4; }
.search-field kbd { padding: 1px 5px; font-size: 10px; color: #a4adbd; border: 1px solid #e5e8ef; border-radius: 3px; }
#clear-search { display: grid; place-items: center; flex-shrink: 0; border: 0; padding: 0; width: 23px; height: 23px; color: #7b8798; background: #f3f5f9; border-radius: 4px; }
#clear-search .icon { width: 13px; height: 13px; }
.filter-status { font-size: 10px; line-height: 1.8; margin: 15px 0; color: #788398; }
.service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.service-card { position: relative; min-width: 0; display: flex; flex-direction: column; min-height: 255px; padding: 30px 29px 22px; overflow: hidden; background: #f2f5fa; border: 1px solid transparent; border-radius: 17px; transition: border-color .25s, transform .25s, box-shadow .25s; }
.service-card::after { content: ""; position: absolute; right: -58px; top: -66px; width: 170px; height: 170px; border: 1px solid currentColor; border-radius: 50%; color: #6f84a5; opacity: .16; pointer-events: none; }
.service-card > * { position: relative; z-index: 1; }
.service-card[data-category="bonus"] { background: #f8f3e8; }
.service-card[data-category="daily"] { background: #edf5f0; }
.service-card[data-category="creative"] { background: #f1eff9; }
.service-card[data-category="developer"] { background: #eef2f9; }
.service-card:hover { border-color: rgb(77 100 142 / 13%); transform: translateY(-3px); box-shadow: 0 10px 28px #26395512; }
.service-card-featured { position: relative; overflow: hidden; border-color: #dfd3b4; background: linear-gradient(158deg, #fffaf0 0%, #fff 58%); }
.service-card-featured:hover { border-color: #cfbd90; box-shadow: 0 10px 24px #b98a2a12; }
.service-card-featured::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: linear-gradient(90deg, #f6c34a, #ec9a3c, #dd7b39); }
.service-card-featured .service-icon.butter { background: #fdf0cf; color: #9a6d15; }
.service-badge { display: inline-flex; align-items: center; gap: 5px; padding: 4px 8px; border-radius: 4px; background: #f7e6bd; color: #8a5f12; font-size: 10px; font-weight: 650; line-height: 1.2; }
.service-top { display: flex; align-items: center; justify-content: space-between; }
.service-icon { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 13px; box-shadow: inset 0 0 0 1px rgb(255 255 255 / 40%); }
.service-icon .icon { width: 23px; height: 23px; }
.service-type { color: #747f92; font-size: 10px; padding: 4px 7px; border: 1px solid rgb(255 255 255 / 62%); border-radius: 5px; background: rgb(255 255 255 / 42%); line-height: 1.2; }
.type-api { color: #6c7f9f; }
.service-card h3 { margin-top: 20px; font-size: 21px; line-height: 1.45; font-weight: 680; letter-spacing: -.45px; }
.service-description { font-size: 13px; line-height: 1.85; color: #69758a; margin-top: 7px; max-width: 310px; }
.service-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-block: 16px 19px; }
.service-tags span { font-size: 10px; background: rgb(255 255 255 / 48%); color: #64738a; padding: 4px 7px; border-radius: 5px; line-height: 1.4; }
.service-action { width: 100%; display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding: 14px 0 0; border: 0; border-top: 1px solid rgb(80 99 132 / 10%); background: none; font-size: 12px; text-align: left; font-weight: 650; color: #4e607a; }
.service-action .icon { width: 15px; height: 15px; color: #99a6bd; transition: color .2s, transform .2s; }
.service-action:hover { color: var(--blue); }
.service-action:hover .icon { color: var(--blue); transform: translate(2px, -2px); }
.api-fallback { margin-top: auto; padding-top: 14px; border-top: 1px solid #f0f2f6; font-size: 11px; line-height: 1.8; }
.api-fallback code { display: block; overflow-wrap: anywhere; margin-top: 8px; }
html[data-enhanced] .api-fallback { display: none; }
.services-note { display: flex; justify-content: center; align-items: center; gap: 7px; font-size: 11px; color: #778498; margin-top: 23px; line-height: 1.8; text-align: center; }
.services-note .icon { width: 13px; height: 13px; }
.empty-state { padding: 58px 20px; text-align: center; border: 1px dashed #dbe1ed; border-radius: 13px; background: #fff; }
.empty-icon { display: inline-flex; padding: 13px; color: #788db7; background: #f0f3fa; border-radius: 50%; margin-bottom: 17px; }
.empty-state h3 { font-size: 17px; font-weight: 600; }
.empty-state p { margin-top: 9px; color: var(--muted); font-size: 12px; }
.empty-state .button { margin-top: 23px; }

.about { padding-block: 65px 0; }
.about-panel { display: flex; align-items: center; gap: 36px; background: #edf1f9; border: 1px solid #e5eaf4; border-radius: 16px; padding: 37px 46px; overflow: hidden; }
.about-mark { width: 80px; height: 80px; display: grid; place-items: center; flex-shrink: 0; border: 1px solid #dce3f3; border-radius: 50%; color: #8396c5; box-shadow: 0 0 0 10px #e9eef8, 0 0 0 11px #e0e7f4; }
.about-mark .icon { width: 39px; height: 39px; transform: rotate(10deg); }
.about-copy .eyebrow { color: #7b88a3; font-size: 8px; letter-spacing: 1.5px; margin-bottom: 9px; }
.about-copy h2 { font-size: 23px; color: #3b4d73; }
.about-copy > p:last-child { font-size: 11px; line-height: 1.9; color: #7d88a0; margin-top: 9px; }
.about-signature { position: relative; margin-left: auto; padding-right: 25px; font: italic 24px/1.3 Georgia, serif; color: #9aa8c7; transform: rotate(-8deg); }
.about-signature > span { margin-left: 8px; }
.about-signature .icon { position: absolute; top: -10px; right: 0; width: 30px; height: 30px; stroke-width: 1; }
.site-footer { display: flex; align-items: center; gap: 24px; justify-content: space-between; min-height: 120px; }
.footer-brand { gap: 6px; font-size: 18px; letter-spacing: -.7px; }
.brand-mark-small { width: 20px; height: 20px; color: #8c99b6; }
.site-footer > p { font-size: 9px; color: #929aaa; letter-spacing: .3px; }
.footer-motto { margin-left: 9px; }
.back-top { display: flex; align-items: center; gap: 8px; font-size: 9px; color: #7b869b; }
.back-top .icon { width: 12px; height: 12px; }

.api-dialog { width: min(510px, calc(100% - 36px)); max-height: calc(100dvh - 48px); border: 1px solid #e4e8f1; border-radius: 22px; padding: 35px; background: #fff; color: var(--ink); box-shadow: 0 28px 90px #12254c26; }
.api-dialog::backdrop { background: rgb(22 34 56 / 35%); backdrop-filter: blur(5px); }
body:has(dialog[open]) { overflow: hidden; }
.dialog-close { position: absolute; top: 15px; right: 15px; width: 31px; height: 31px; display: grid; place-items: center; border: 0; border-radius: 50%; background: #f5f7fb; color: #7a8598; }
.dialog-close .icon { width: 16px; height: 16px; }
.dialog-close:hover { background: #e8eef9; }
.dialog-icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 12px; margin-bottom: 20px; }
.dialog-icon .icon { width: 24px; height: 24px; }
.api-dialog > .eyebrow { font-size: 8px; color: #8a97ad; letter-spacing: 1.3px; margin-bottom: 8px; }
.api-dialog h2 { font-size: 26px; }
#api-description { margin-top: 10px; color: var(--muted); font-size: 12px; line-height: 1.9; }
.endpoint-label { display: block; margin-top: 24px; margin-bottom: 8px; font-size: 11px; font-weight: 600; color: #556681; }
.endpoint-field { display: flex; gap: 8px; padding: 6px; border: 1px solid #dbe2f1; background: #f7f9fd; border-radius: 8px; }
.endpoint-field input { width: 100%; min-width: 0; border: 0; background: transparent; color: #3c537b; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 12px; padding: 7px; }
#copy-endpoint { flex-shrink: 0; display: flex; align-items: center; justify-content: center; gap: 5px; border: 0; border-radius: 5px; padding: 8px 10px; background: #e5ecfc; color: #4865a9; font-size: 10px; min-width: 57px; }
#copy-endpoint .icon { width: 12px; height: 12px; }
#copy-endpoint:disabled { opacity: .65; cursor: progress; }
.copy-status { min-height: 22px; padding-top: 5px; color: #567053; font-size: 10px; line-height: 1.6; }
.api-note { display: flex; align-items: flex-start; gap: 10px; padding: 16px; background: #f5f7fb; border-radius: 8px; color: #798599; margin-top: 12px; }
.api-note .icon { width: 17px; height: 17px; margin-top: 1px; }
.api-note p { font-size: 11px; line-height: 1.85; }

@media (min-width: 1450px) {
  .hero { padding-block: 77px 85px; }
}

@media (max-width: 1100px) {
  .container { width: calc(100% - 64px); }
  .hero { gap: 12px; padding-block: 48px 65px; }
  h1 { font-size: 46px; letter-spacing: -2.5px; }
  .hero-eyebrow { font-size: 8px; letter-spacing: 1.2px; }
  .hero-description { font-size: 13px; }
  .hero-actions { gap: 22px; }
  .workspace-card { left: 11%; }
  .study-note { left: -5px; }
  .idea-note { right: -5px; }
  .voice-note { right: -5px; width: 198px; }
  .feature-card { padding: 28px; }
  .feature-copy h3 { font-size: 23px; }
  .character-sheet { left: 3px; }
  .study-stamp { right: -9px; }
  .art-postcard { right: -1px; width: 135px; }
  .art-card-back { right: -8px; width: 125px; }
  .service-card { padding: 26px 24px 21px; }
  .search-field { width: 222px; }
  .filter-button { padding-inline: 11px; }
}

@media (max-width: 900px) {
  .hero { grid-template-columns: minmax(0, 1fr); gap: 20px; padding-top: 50px; }
  .hero-copy { text-align: center; }
  .hero-eyebrow, .hero-actions, .hero-footnote { justify-content: center; }
  h1 { font-size: 55px; }
  .hero-art { width: 455px; max-width: 100%; height: 365px; margin-inline: auto; }
  .workspace-card { top: 31px; }
  .study-note { top: 125px; }
  .idea-note { top: 13px; }
  .voice-note { width: 209px; bottom: 12px; }
  .section-aside { display: none; }
  .featured-grid { gap: 16px; }
  .feature-card { padding: 25px; grid-template-columns: 1fr .62fr; min-height: 244px; }
  .feature-copy h3 { font-size: 21px; }
  .feature-copy p { font-size: 12px; }
  .character-sheet { left: 0; width: 99px; height: 131px; padding: 10px; }
  .character-sheet > span { width: 77px; height: 80px; font-size: 52px; }
  .pinyin-note { left: -17px; font-size: 22px; padding: 12px 17px; }
  .study-stamp, .study-spark { display: none; }
  .art-postcard { right: -9px; top: 8px; width: 111px; }
  .art-card-back { right: -18px; top: 16px; width: 105px; height: 141px; }
  .studio-badge { font-size: 7px; right: -14px; }
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
  .service-controls { flex-direction: column; align-items: stretch; gap: 16px; }
  .search-field { width: 100%; }
  .filters { gap: 9px; }
  .filter-button { padding-inline: 17px; }
  .service-description { font-size: 13px; }
  .about-panel { padding: 31px; gap: 27px; }
  .about-mark { width: 61px; height: 61px; }
  .about-mark .icon { width: 31px; height: 31px; }
  .about-signature { display: none; }
}

@media (max-width: 600px) {
  :root { scroll-padding-top: 92px; }
  .container { width: calc(100% - 40px); }
  .header-inner { height: 70px; }
  .brand { font-size: 26px; gap: 6px; }
  .brand-mark { width: 27px; height: 27px; }
  .brand-mark .icon { width: 26px; height: 26px; }
  .header-nav { display: none; }
  .header-cta { font-size: 11px; padding: 9px 12px; gap: 10px; }
  .hero { padding-block: 34px 43px; gap: 13px; }
  .hero-copy { text-align: left; }
  .hero-eyebrow, .hero-actions, .hero-footnote { justify-content: flex-start; }
  .hero-eyebrow { font-size: 7px; letter-spacing: 1.15px; gap: 8px; }
  .small-spark { font-size: 18px; }
  h1 { margin-top: 19px; font-size: clamp(35px, 9.8vw, 48px); letter-spacing: -1.7px; line-height: 1.4; }
  .hero-accent::after { height: 5px; bottom: -6px; }
  .hero-description { font-size: 12px; line-height: 1.95; margin-top: 24px; }
  .hero-actions { margin-top: 23px; gap: 22px; }
  .button { font-size: 11px; gap: 15px; min-height: 44px; padding: 12px 17px; }
  .text-link { font-size: 11px; gap: 6px; }
  .hero-footnote { font-size: 9px; margin-top: 25px; gap: 8px; }
  .hero-art { width: 345px; height: 320px; }
  .orbit-one { width: 90%; height: 86%; }
  .orbit-two { width: 98%; height: 65%; }
  .workspace-card { width: 264px; max-width: calc(100% - 55px); left: 10%; top: 30px; padding: 15px 19px 0; }
  .workspace-top { font-size: 5px; letter-spacing: 1px; padding-bottom: 13px; }
  .workspace-brand { font-size: 31px; gap: 10px; padding-top: 23px; }
  .workspace-logo .icon { width: 32px; height: 32px; }
  .workspace-tagline { font-size: 8px; margin-top: 6px; }
  .workspace-tiles { gap: 10px; margin-top: 22px; margin-bottom: 17px; }
  .workspace-tiles > span { font-size: 7px; width: 53px; padding: 10px 8px; gap: 5px; }
  .workspace-tiles .icon { width: 18px; height: 18px; }
  .workspace-bottom { height: 30px; font-size: 5px; }
  .study-note { width: 78px; left: -1px; top: 112px; padding: 10px; border-radius: 8px; }
  .note-character { width: 56px; height: 56px; font-size: 36px; }
  .study-note > span:last-child { font-size: 5px; letter-spacing: .6px; }
  .idea-note { width: 76px; height: 91px; right: 1px; top: 12px; padding: 11px; }
  .idea-note .icon { width: 18px; height: 18px; margin-bottom: 7px; }
  .idea-note > span { font-size: 14px; }
  .voice-note { width: 174px; height: 84px; padding: 11px 13px; right: 2px; bottom: 12px; border-radius: 10px; }
  .voice-note-title { font-size: 8px; gap: 6px; }
  .voice-note-icon { width: 26px; height: 26px; }
  .voice-note-title small { font-size: 4px; letter-spacing: .8px; }
  .voice-play { width: 19px; height: 19px; }
  .waveform { margin-top: 8px; height: 20px; gap: 2px; }
  .waveform i:nth-child(5n) { height: 20px; }
  .art-caption { font-size: 9px; left: 9%; bottom: -6px; }
  .section-heading { gap: 12px; margin-bottom: 19px; }
  .section-eyebrow { font-size: 8px; margin-bottom: 8px; letter-spacing: 1.3px; }
  h2 { font-size: 22px; letter-spacing: -.8px; }
  .featured-grid { grid-template-columns: 1fr; gap: 15px; }
  .feature-card { min-height: 235px; grid-template-columns: 1.1fr 1fr; padding: 27px; gap: 12px; }
  .feature-copy h3 { font-size: 23px; }
  .feature-copy p { font-size: 12px; }
  .feature-label { font-size: 10px; margin-bottom: 15px; }
  .feature-link { margin-top: 25px; gap: 20px; }
  .character-sheet { left: 5px; top: 6px; width: 111px; height: 137px; padding: 10px; }
  .character-sheet > span { width: 89px; height: 89px; font-size: 57px; }
  .character-sheet small { margin-top: 6px; font-size: 8px; }
  .pinyin-note { left: -13px; bottom: -6px; padding: 12px 19px; }
  .art-postcard { width: 124px; right: -7px; top: 2px; }
  .art-card-back { width: 115px; height: 149px; top: 12px; }
  .studio-badge { right: -13px; bottom: -2px; }
  .services { padding-top: 48px; }
  .services .section-heading { margin-bottom: 19px; }
  .section-description { font-size: 12px; margin-top: 8px; max-width: 215px; }
  .collection-count { font-size: 8px; gap: 6px; padding-bottom: 2px; }
  .collection-count strong { font-size: 29px; }
  .filters { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; }
  .filter-button { font-size: 11px; padding: 11px 10px; border: 1px solid #e9ecf3; background: #f2f4f9; }
  .filter-button[aria-pressed="true"] { border-color: #283650; }
  .search-field { padding-block: 9px; }
  .search-field input { font-size: 16px; }
  .search-field input::placeholder { font-size: 12px; }
  #search-shortcut { display: none; }
  .service-controls { padding-bottom: 16px; gap: 13px; }
  .filter-status { margin-block: 12px; }
  .service-grid { grid-template-columns: 1fr; gap: 14px; }
  .service-card { min-height: 235px; padding: 25px; }
  .service-card h3 { font-size: 19px; margin-top: 16px; }
  .service-description { font-size: 13px; max-width: none; }
  .service-tags { margin-block: 14px 17px; }
  .service-tags span { font-size: 10px; }
  .service-action { font-size: 12px; min-height: 44px; }
  .services-note { font-size: 9px; align-items: flex-start; margin-top: 18px; }
  .services-note .icon { margin-top: 2px; }
  .about { padding-top: 40px; }
  .about-panel { padding: 29px 25px; gap: 22px; flex-direction: column; align-items: flex-start; }
  .about-mark { width: 45px; height: 45px; box-shadow: 0 0 0 6px #e9eef8, 0 0 0 7px #e0e7f4; margin: 6px; }
  .about-mark .icon { width: 26px; height: 26px; }
  .about-copy h2 { font-size: 22px; }
  .about-copy > p:last-child { font-size: 10px; line-height: 2; }
  .site-footer { flex-wrap: wrap; gap: 0; padding-block: 27px; min-height: 115px; }
  .footer-brand { font-size: 18px; }
  .back-top { order: 2; margin-left: auto; }
  .site-footer > p { order: 3; width: 100%; font-size: 8px; margin-top: 15px; }
  .footer-motto { margin-left: 7px; }
  .api-dialog { padding: 28px 23px; }
  .api-dialog h2 { font-size: 24px; }
  .endpoint-field { gap: 3px; padding: 5px; }
  .endpoint-field input { font-size: 11px; padding-inline: 4px; }
  #copy-endpoint { padding-inline: 8px; }
  .api-note { padding: 13px; }
}

@media (max-width: 360px) {
  .container { width: calc(100% - 32px); }
  h1 { font-size: 34px; }
  .hero-eyebrow { letter-spacing: .7px; }
  .hero-actions { gap: 16px; }
  .feature-card { padding: 23px; }
  .feature-copy h3 { font-size: 21px; }
  .character-sheet { left: 0; }
  .art-postcard { width: 111px; }
}

@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

.contact { padding-top: 76px; }
.contact .section-heading { margin-bottom: 24px; }
.contact-panel { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); background: #fff; border: 1px solid #e6e9f0; border-radius: 16px; overflow: hidden; }
.contact-item { display: grid; grid-template-columns: 42px minmax(0, 1fr); grid-template-rows: auto 1fr; column-gap: 15px; padding: 26px 30px; transition: background .2s; }
.contact-item + .contact-item { border-left: 1px solid #eef1f7; }
.contact-item:hover { background: #fbfcfe; }
.contact-icon { grid-column: 1; grid-row: 1 / span 2; align-self: start; width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; }
.contact-icon .icon { width: 21px; height: 21px; }
.contact-info { grid-column: 2; grid-row: 1; min-width: 0; }
.contact-label { font-size: 10px; font-weight: 650; letter-spacing: 1.3px; text-transform: uppercase; color: #7b8699; }
.contact-handle { display: inline-block; margin-top: 7px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 20px; font-weight: 700; letter-spacing: -.6px; color: var(--ink); }
a.contact-handle { transition: color .2s; }
a.contact-handle:hover { color: var(--blue); }
.contact-desc { margin-top: 8px; font-size: 12px; line-height: 1.75; color: #6d7a90; max-width: 330px; }
.contact-actions { grid-column: 2; grid-row: 2; align-self: end; display: flex; flex-wrap: wrap; gap: 9px; padding-top: 16px; }
.contact-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 38px; padding: 9px 16px; border: 1px solid #e2e7f1; border-radius: 8px; background: #fff; color: #52647f; font-size: 12px; font-weight: 620; transition: background .2s, border-color .2s, color .2s; }
.contact-btn .icon { width: 14px; height: 14px; }
.contact-btn:hover { background: #f4f7fd; border-color: #ccd6ec; color: #34496e; }
.contact-btn-primary { background: #25324e; border-color: #25324e; color: #fff; }
.contact-btn-primary:hover { background: #374b73; border-color: #374b73; color: #fff; }
.contact-toast { margin-top: 16px; padding: 11px 18px; border-radius: 10px; background: #25324e; color: #fff; font-size: 12px; font-weight: 550; text-align: center; width: fit-content; margin-inline: auto; box-shadow: 0 8px 20px #1b2b4824; }
.site-footer a { color: #5b6d8a; font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.site-footer a:hover { color: var(--blue); }

@media (max-width: 900px) {
  .contact-panel { grid-template-columns: 1fr; }
  .contact-item + .contact-item { border-left: 0; border-top: 1px solid #eef1f7; }
}

@media (max-width: 600px) {
  .contact { padding-top: 48px; }
  .contact-item { padding: 22px 24px; column-gap: 13px; }
  .contact-icon { width: 38px; height: 38px; }
  .contact-icon .icon { width: 19px; height: 19px; }
  .contact-handle { font-size: 18px; }
  .contact-desc { max-width: none; }
  .contact-actions { flex-direction: column; align-items: stretch; }
  .contact-btn { width: 100%; }
}