/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.relative{position:relative}.start{inset-inline-start:var(--spacing)}.table{display:table}}:root{--blue:#1769f3;--blue-dark:#0d48b8;--ink:#13213b;--muted:#66738c;--line:#e3eaf5;--soft:#f4f8ff;--green:#18ad6b;--shadow:0 18px 55px #1a488e1f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:#fff;margin:0;font-family:Microsoft YaHei UI,PingFang SC,Noto Sans SC,Arial,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit}.site-header{border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);z-index:20;background:#ffffffeb;align-items:center;gap:34px;height:76px;padding:0 max(24px,50vw - 590px);display:flex;position:sticky;top:0}.brand{white-space:nowrap;align-items:center;gap:10px;font-size:18px;font-weight:800;display:flex}.brand img{width:38px;height:38px}.site-header nav{color:#4f5d76;align-items:center;gap:30px;margin-left:auto;font-size:14px;display:flex}.site-header nav a:hover{color:var(--blue)}.header-help{border:1px solid #cbd9ee;border-radius:10px;padding:10px 16px;font-size:14px}.hero{background:radial-gradient(circle at 85% 25%,#dfeaff 0,#0000 33%),linear-gradient(145deg,#f8fbff 0,#fff 58%);grid-template-columns:1fr 1.08fr;align-items:center;gap:72px;min-height:670px;padding:80px max(24px,50vw - 590px);display:grid;overflow:hidden}.eyebrow{color:var(--blue);letter-spacing:.08em;background:#eaf2ff;border-radius:999px;padding:8px 13px;font-size:13px;font-weight:800;display:inline-flex}.hero h1{letter-spacing:-.04em;margin:22px 0;font-size:52px;line-height:1.2}.hero h1 em{color:var(--blue);font-style:normal}.hero-copy>p{color:var(--muted);max-width:570px;font-size:18px;line-height:1.85}.hero-actions{gap:14px;margin:30px 0;display:flex}.hero-actions a{border-radius:11px;padding:14px 24px;font-weight:700}.primary-action{background:var(--blue);color:#fff;box-shadow:0 10px 25px #1769f33d}.secondary-action{background:#fff;border:1px solid #ccd9ed}.trust-row{color:#53617a;gap:22px;font-size:13px;display:flex}.trust-row span:first-letter{color:var(--green)}.app-preview{background:#fff;border:1px solid #d9e4f5;border-radius:22px;padding:17px;transform:perspective(1100px)rotateY(-3deg)rotateX(1deg);box-shadow:0 30px 80px #24519a2e}.preview-top{border-bottom:1px solid var(--line);align-items:center;gap:9px;padding:0 4px 13px;display:flex}.preview-logo{background:var(--blue);color:#fff;border-radius:7px;place-items:center;width:28px;height:28px;display:grid}.preview-top i{color:var(--green);margin-left:auto;font-size:11px;font-style:normal}.preview-body{grid-template-columns:70px 1fr;gap:12px;padding-top:14px;display:grid}.preview-side{flex-direction:column;gap:7px;display:flex}.preview-side span{color:#718099;border-radius:7px;padding:9px 7px;font-size:10px}.preview-side .active{color:var(--blue);background:#eaf2ff;font-weight:700}.preview-grid{grid-template-columns:repeat(3,1fr);gap:9px;display:grid}.preview-card{background:#f9fbff;border:1px solid #dce5f2;border-radius:9px;flex-direction:column;justify-content:space-between;height:88px;padding:8px;display:flex;position:relative}.preview-card.selected{border:2px solid var(--blue)}.preview-card b{color:#fff;background:var(--blue);border-radius:5px;align-self:flex-start;padding:3px 5px;font-size:10px}.preview-card span{text-align:center;color:#96b8ef;font-size:23px;position:absolute;inset:19px 0 auto}.preview-card small{color:#65728a;font-size:9px}.preview-sync{border-top:1px solid var(--line);color:var(--green);align-items:center;margin-top:14px;padding:11px 4px 0;font-size:11px;display:flex}.preview-sync button{background:var(--blue);color:#fff;border:0;border-radius:8px;margin-left:auto;padding:9px 18px}.section{padding:100px max(24px,50vw - 590px)}.section-heading{text-align:center;max-width:700px;margin:0 auto 48px}.section-heading>span{color:var(--blue);letter-spacing:.15em;font-size:12px;font-weight:800}.section-heading h2,.video-copy h2,.support h2{letter-spacing:-.03em;margin:12px 0;font-size:38px}.section-heading p{color:var(--muted);line-height:1.8}.step-grid{grid-template-columns:repeat(3,1fr);gap:22px;display:grid}.step-card{border:1px solid var(--line);background:#fff;border-radius:18px;padding:30px;position:relative;box-shadow:0 12px 35px #193c730f}.step-card:not(:last-child):after{content:"→";z-index:2;color:#8aa9d8;border:1px solid var(--line);background:#fff;border-radius:50%;place-items:center;width:34px;height:34px;display:grid;position:absolute;top:50%;right:-19px}.step-number{color:#edf3fc;font-size:34px;font-weight:900;position:absolute;top:16px;right:20px}.step-icon{width:50px;height:50px;color:var(--blue);background:#eaf2ff;border-radius:14px;place-items:center;font-size:25px;font-weight:700;display:grid}.step-card h3{margin:22px 0 10px}.step-card p{color:var(--muted);margin:0;font-size:14px;line-height:1.8}.notice{background:#fff9eb;border:1px solid #f4dfac;border-radius:13px;gap:16px;margin-top:24px;padding:17px 20px;font-size:14px;display:flex}.notice b{color:#b87900;white-space:nowrap}.notice span{color:#695d46}.video-section{color:#fff;background:linear-gradient(135deg,#1259d2,#0b378c);border-radius:28px;grid-template-columns:.8fr 1.2fr;align-items:center;gap:70px;margin:0 max(24px,50vw - 590px);padding:64px;display:grid}.eyebrow.light{color:#fff;background:#ffffff24}.video-copy p{color:#d6e3fa;line-height:1.8}.video-copy ul{color:#e5edfb;padding-left:20px;line-height:2}.video-placeholder{aspect-ratio:16/9;background:radial-gradient(circle at 50% 30%,#61a6ff52,#0000 55%),#00123b59;border:1px solid #ffffff40;border-radius:18px;flex-direction:column;justify-content:center;align-items:center;gap:13px;display:flex}.video-placeholder button{width:72px;height:72px;color:var(--blue);background:#fff;border:1px solid #ffffff80;border-radius:50%;padding-left:7px;font-size:25px;box-shadow:0 10px 30px #0003}.video-placeholder small{color:#b9cbea}.version-grid{grid-template-columns:1fr 1fr;gap:26px;display:grid}.version-card{border:1px solid var(--line);background:#fff;border-radius:20px;padding:34px}.version-card.featured{background:linear-gradient(#f5f9ff,#fff);border-color:#94baff}.version-tag{color:var(--blue);background:#eaf2ff;border-radius:7px;padding:7px 11px;font-size:12px;font-weight:800;display:inline-flex}.version-card h3{margin:20px 0 10px;font-size:24px}.version-card>p{color:var(--muted);line-height:1.7}.folder-rule{background:#f5f7fb;border-radius:12px;flex-wrap:wrap;align-items:center;gap:8px;margin:24px 0;padding:16px;display:flex}.folder-rule b{color:#59667d;width:100%;font-size:12px}.folder-rule code,.timeline code{color:#385172;background:#fff;border:1px solid #dbe3ef;border-radius:6px;padding:5px 8px}.version-card ul{color:#4f5e76;padding-left:20px;line-height:2}.detail-section{background:#f5f8fd;padding:100px max(24px,50vw - 590px)}.section-heading.left{text-align:left;margin:0 0 46px}.timeline{max-width:930px;margin:auto}.timeline article{grid-template-columns:56px 1fr;gap:24px;padding-bottom:38px;display:grid;position:relative}.timeline article>span{background:var(--blue);color:#fff;z-index:1;border-radius:14px;place-items:center;width:48px;height:48px;font-weight:800;display:grid}.timeline article:not(:last-child):before{content:"";border-left:2px dashed #b8c9e3;position:absolute;top:48px;bottom:0;left:23px}.timeline article>div{border:1px solid var(--line);background:#fff;border-radius:16px;padding:26px 28px}.timeline h3{margin:0 0 10px}.timeline p{color:var(--muted);margin:0;line-height:1.8}.tip,.warning{border-radius:9px;margin-top:16px;padding:12px 14px;font-size:13px}.tip{color:#41628e;background:#edf5ff}.warning{color:#b33b50;background:#fff0f2}.sync-options{grid-template-columns:1fr 1fr;gap:12px;margin:15px 0;display:grid}.sync-options div{background:#f5f8fc;border-radius:10px;padding:14px}.sync-options small{color:var(--muted);margin-top:6px;display:block}.faq-list{border-top:1px solid var(--line);max-width:900px;margin:auto}details{border-bottom:1px solid var(--line);padding:0 8px}summary{cursor:pointer;justify-content:space-between;gap:20px;padding:22px 0;font-weight:700;list-style:none;display:flex}summary::-webkit-details-marker{display:none}summary span{color:var(--blue);font-size:20px;transition:all .2s}details[open] summary span{transform:rotate(45deg)}details p{color:var(--muted);margin:-5px 0 22px;font-size:14px;line-height:1.8}.support{color:#fff;background:#152a52;border-radius:26px;grid-template-columns:1.3fr .7fr;gap:70px;margin:0 max(24px,50vw - 590px) 90px;padding:60px;display:grid}.support ol{color:#d7e2f5;padding-left:22px;line-height:2}.support-card{color:var(--ink);background:#fff;border-radius:17px;flex-direction:column;align-items:flex-start;padding:28px;display:flex}.support-card img{width:54px;height:54px;margin-bottom:14px}.support-card p{color:var(--muted);font-size:14px;line-height:1.7}.support-card a{color:var(--blue);margin-top:auto;font-weight:700}footer{border-top:1px solid var(--line);color:var(--muted);grid-template-columns:auto 1fr auto;align-items:center;gap:30px;padding:35px max(24px,50vw - 590px);font-size:12px;display:grid}.footer-brand{color:var(--ink);font-size:14px}.footer-brand img{width:30px;height:30px}@media (width<=900px){.site-header{height:66px;padding:0 18px}.site-header nav,.header-help{display:none}.hero{grid-template-columns:1fr;gap:45px;padding:55px 22px 70px}.hero h1{font-size:40px}.app-preview{width:100%;max-width:620px;margin:auto;transform:none}.section{padding:75px 22px}.step-grid,.version-grid{grid-template-columns:1fr}.step-card:not(:last-child):after{content:"↓";inset:auto auto -29px 50%}.video-section,.support{grid-template-columns:1fr;gap:34px;margin-left:18px;margin-right:18px;padding:36px 24px}.detail-section{padding:75px 22px}footer{text-align:center;grid-template-columns:1fr;justify-items:center;gap:10px}}@media (width<=560px){.brand{font-size:16px}.brand img{width:34px;height:34px}.hero{min-height:auto}.hero h1{font-size:34px}.hero-copy>p{font-size:16px}.hero-actions{flex-direction:column}.hero-actions a{text-align:center}.trust-row{grid-template-columns:1fr 1fr;gap:10px;display:grid}.app-preview{padding:10px}.preview-body{grid-template-columns:48px 1fr}.preview-grid{gap:5px}.preview-card{height:76px;padding:5px}.section-heading h2,.video-copy h2,.support h2{font-size:30px}.notice{flex-direction:column;gap:7px}.video-section{border-radius:20px}.video-placeholder button{width:58px;height:58px}.version-card{padding:24px 20px}.timeline article{grid-template-columns:38px 1fr;gap:13px}.timeline article>span{border-radius:10px;width:36px;height:36px}.timeline article:not(:last-child):before{top:36px;left:17px}.timeline article>div{padding:20px 17px}.sync-options{grid-template-columns:1fr}.support{border-radius:20px}.support-card{padding:22px}footer p{line-height:1.7}}.download-section{padding-top:55px;padding-bottom:85px}.download-panel{box-shadow:var(--shadow);background:linear-gradient(135deg,#f3f8ff,#fff);border:1px solid #cfe0fb;border-radius:22px;grid-template-columns:auto 1fr auto;align-items:center;gap:28px;padding:34px 38px;display:grid}.download-icon{background:var(--blue);color:#fff;border-radius:20px;place-items:center;width:72px;height:72px;font-size:38px;font-weight:800;display:grid;box-shadow:0 12px 28px #1769f340}.download-copy>span{letter-spacing:.12em;color:var(--blue);font-size:11px;font-weight:800}.download-copy h2{margin:8px 0;font-size:27px}.download-copy p{color:var(--muted);margin:0;line-height:1.7}.download-meta{color:#60708a;flex-wrap:wrap;gap:18px;margin-top:15px;font-size:13px;display:flex}.download-meta b{color:var(--blue)}.download-button{background:var(--green);color:#fff;white-space:nowrap;border-radius:12px;padding:16px 28px;font-weight:800;box-shadow:0 10px 24px #18ad6b33}.download-install-guide{grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px;display:grid}.download-install-guide>div{background:#fff;border:1px solid #dce7f7;border-radius:14px;align-items:flex-start;gap:12px;padding:17px;display:flex}.download-install-guide>div>b{width:28px;height:28px;color:var(--blue);background:#e8f1ff;border-radius:50%;flex:none;place-items:center;display:grid}.download-install-guide span{flex-direction:column;gap:5px;display:flex}.download-install-guide strong{font-size:14px}.download-install-guide small{color:#6d7c94;line-height:1.55}.download-note{text-align:center;color:#66748b;margin:16px 0 0;font-size:13px}.download-note b{color:#18365d}.video-section{padding:58px 60px;display:block}.video-heading{text-align:center;max-width:720px;margin:0 auto 34px}.video-heading h2{letter-spacing:-.03em;margin:14px 0;font-size:38px}.video-heading p{color:#d6e3fa;line-height:1.8}.tutorial-video-grid{grid-template-columns:1fr 1fr;gap:24px;display:grid}.tutorial-video-card{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffff1a;border:1px solid #ffffff38;border-radius:20px;overflow:hidden}.tutorial-video-frame,.tutorial-video-frame video,.tutorial-video-frame .video-placeholder{aspect-ratio:16/9;width:100%}.tutorial-video-frame video{object-fit:contain;background:#061b46;display:block}.tutorial-video-frame .video-placeholder{background:radial-gradient(circle at 50% 30%,#61a6ff52,#0000 55%),#00123b59;border:0;border-radius:0}.play-mark{width:62px;height:62px;color:var(--blue);background:#fff;border-radius:50%;place-items:center;padding-left:4px;font-size:22px;display:grid;box-shadow:0 10px 30px #0003}.tutorial-video-info{padding:22px 24px 25px}.tutorial-video-info>span{letter-spacing:.1em;color:#aecdff;font-size:11px;font-weight:800}.tutorial-video-info h3{margin:7px 0;font-size:21px}.tutorial-video-info p{color:#d9e5f8;margin:0;font-size:13px;line-height:1.75}@media (width<=900px){.tutorial-video-grid{grid-template-columns:1fr}.download-panel{grid-template-columns:auto 1fr}.download-button{text-align:center;grid-column:1/-1}.download-install-guide{grid-template-columns:1fr}.video-section{display:block}}@media (width<=560px){.download-panel{text-align:center;grid-template-columns:1fr;padding:28px 20px}.download-icon{margin:auto}.download-meta{justify-content:center}.video-heading h2{font-size:30px}.play-mark{width:54px;height:54px}}.release-note{color:#344660;background:#f4f8ff;border:1px solid #cfe0fb;border-radius:14px;margin-top:20px;padding:20px 24px;line-height:1.75}.release-note b{color:#0d48b8;font-size:16px;display:block}.release-note p{margin:7px 0 0;font-size:14px}.startup-highlight{background:linear-gradient(135deg,#edf5ff,#fff);border:1px solid #a9c8ff;border-radius:16px;align-items:center;gap:18px;margin-top:18px;padding:24px;display:flex}.startup-note{background:var(--blue);color:#fff;border-radius:15px;flex:0 0 54px;place-items:center;width:54px;height:54px;font-size:27px;display:grid}.startup-highlight b{font-size:18px}.startup-highlight p{color:var(--muted);margin:7px 0 0;line-height:1.7}.startup-highlight code{color:#315a92;background:#fff;border:1px solid #d6e3f6;border-radius:6px;padding:3px 6px}@media (width<=560px){.startup-highlight{align-items:flex-start;padding:20px 17px}.startup-note{flex-basis:44px;width:44px;height:44px;font-size:22px}}