:root{color-scheme:dark;font-family:Inter,SF Pro Display,Segoe UI,PingFang SC,Microsoft YaHei,Arial,sans-serif;background:#08090b;color:#f5f2ec;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--bg: #08090b;--surface: #121318;--surface-2: #181a20;--surface-3: #20242a;--line: rgba(255, 255, 255, .1);--line-strong: rgba(215, 185, 129, .45);--text: #f5f2ec;--muted: #9da3aa;--subtle: #69707a;--gold: #d7b981;--gold-deep: #7d6646;--cyan: #a7c8ca;--sage: #a9b994;--danger: #e27b6a;--shadow: 0 20px 80px rgba(0, 0, 0, .45)}*{box-sizing:border-box;min-width:0}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;min-width:320px;width:100%;overflow-x:hidden;background:radial-gradient(circle at 20% 0%,rgba(215,185,129,.1),transparent 28rem),linear-gradient(180deg,#0b0c0f 0%,var(--bg) 38rem)}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}a{color:inherit;text-decoration:none}img{max-width:100%}main{overflow-x:clip;padding-top:72px}.site-header{position:fixed;top:0;left:0;z-index:30;display:flex;align-items:center;justify-content:space-between;width:100%;height:72px;padding:0 40px;border-bottom:1px solid var(--line);background:#08090bd6;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand{display:inline-flex;align-items:center;gap:12px;font-size:1.08rem;font-weight:650}.brand-mark{width:28px;height:28px;border:1px solid rgba(255,255,255,.22);border-radius:8px;background:linear-gradient(135deg,var(--gold),var(--cyan));box-shadow:0 8px 28px #d7b9812e}.header-nav{display:flex;align-items:center;gap:22px;color:var(--muted);font-size:.95rem}.header-nav a:hover,.nav-link-button:hover{color:var(--text)}.nav-link-button{border:0;padding:0;color:inherit;background:transparent}.language-switcher{display:inline-grid;grid-template-columns:repeat(2,minmax(44px,auto));overflow:hidden;border:1px solid var(--line);border-radius:8px}.language-switcher button{height:32px;border:0;border-left:1px solid var(--line);padding:0 12px;background:transparent;color:var(--muted)}.language-switcher button:first-child{border-left:0}.language-switcher button.active{color:#19130b;background:var(--gold)}.ghost-button,.outline-button,.text-button,.icon-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px}.ghost-button{min-height:36px;padding:0 16px;border:1px solid rgba(215,185,129,.48);color:var(--gold);background:#d7b9810f}.account-menu-wrap{position:relative}.account-chip{min-height:40px;display:flex;align-items:center;gap:10px;max-width:min(42vw,240px);padding:0 12px;border:1px solid var(--line);border-radius:8px;background:#ffffff0d;color:var(--text)}.account-chip span{overflow:hidden;max-width:120px;color:var(--gold);font-weight:800;text-overflow:ellipsis;white-space:nowrap}.account-chip strong{color:var(--gold);white-space:nowrap}.account-chip svg{color:var(--muted)}.account-menu{position:absolute;top:calc(100% + 10px);right:0;z-index:20;display:grid;gap:2px;min-width:170px;padding:12px;border:1px solid var(--line);border-radius:8px;background:#171820;box-shadow:var(--shadow)}.account-menu button{min-height:42px;border:0;padding:0 12px;color:var(--muted);background:transparent;text-align:left;font-weight:650}.account-menu button:hover{color:var(--text);background:#ffffff0d}.hero{position:relative;display:grid;place-items:center;height:min(640px,calc(100svh - 88px));min-height:520px;overflow:hidden;isolation:isolate}.hero-media,.hero-shade{position:absolute;inset:0;width:100%;height:100%}.hero-media{object-fit:cover;opacity:.46;transform:scale(1.02)}.hero-shade{z-index:1;background:linear-gradient(180deg,#08090b57,#08090b 92%),radial-gradient(circle at 50% 38%,#08090b2e,#08090bc7 62%)}.hero-content{position:relative;z-index:2;width:min(100%,980px);padding:72px 24px 40px;overflow:hidden;text-align:center}.eyebrow,.section-kicker{margin:0 0 16px;color:var(--gold);font-size:.78rem;font-weight:800;text-transform:uppercase}.hero h1{margin:0;font-size:4.4rem;line-height:1.08;font-weight:650;overflow-wrap:anywhere}.hero-title span{display:block;background:linear-gradient(105deg,#fffaf0,#e5d1a8 42%,#a7c8ca 76%,#f5f2ec);-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:0 18px 56px rgba(215,185,129,.14);overflow-wrap:anywhere}.hero-copy{width:min(100%,680px);margin:22px auto 0;color:#c5c8cc;font-size:1rem;line-height:1.8;overflow-wrap:anywhere}.hero-copy span{display:block}.hero-actions{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:34px}.primary-button,.secondary-link,.download-button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;border-radius:8px;font-weight:800}.primary-button{border:1px solid rgba(255,255,255,.12);padding:0 22px;color:#17120c;background:linear-gradient(180deg,#e4c996,var(--gold));box-shadow:0 14px 32px #d7b9813d}.primary-button:hover{filter:brightness(1.05)}.spin-icon{animation:spin .8s linear infinite}.secondary-link{padding:0 14px;color:var(--text)}.generator-section,.case-placeholder-section,.pricing-section,.trust-section,.faq-section{width:min(calc(100% - 48px),1200px);margin:0 auto}.generator-section{padding:34px 0 78px}.product-mode-switch{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;width:min(100%,620px);margin:0 auto 12px;padding:6px;border:1px solid var(--line);border-radius:8px;background:#ffffff0a}.product-mode-switch button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;border:0;border-radius:6px;color:var(--muted);background:transparent;font-weight:850}.product-mode-switch button.active{color:#17120c;background:linear-gradient(180deg,#e4c996,var(--gold))}.mode-intro{width:min(100%,760px);margin:0 auto 24px;color:var(--muted);text-align:center;line-height:1.7}.stepper{display:grid;grid-template-columns:repeat(2,1fr);align-items:center;gap:14px;width:min(100%,820px);margin:0 auto 28px}.stepper button{position:relative;display:flex;align-items:center;gap:12px;min-height:42px;border:0;color:var(--subtle);background:transparent;font-weight:800}.stepper button:before{content:"";flex:1;height:1px;background:var(--line)}.stepper button:first-child:before{display:none}.stepper span{display:inline-grid;flex:0 0 auto;place-items:center;width:34px;height:34px;border:1px solid var(--line);border-radius:50%;color:var(--muted);background:#151720}.stepper button.active{color:var(--text)}.stepper button.active span,.stepper button.complete span{border-color:transparent;color:#17120c;background:var(--gold)}.generator-shell{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);min-height:620px;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:#121318f0;box-shadow:var(--shadow)}.generator-workspace{padding:42px}.generator-workspace{border-right:1px solid var(--line)}.generator-shell.generator-single{grid-template-columns:minmax(0,1fr)}.generator-shell.generator-single .generator-workspace{border-right:0}.panel-heading,.panel-actions,.panel-actions.split,.site-footer{display:flex;align-items:center}.panel-heading{justify-content:space-between;gap:24px;margin-bottom:30px}.panel-heading h2,.section-heading h2,.trust-copy 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svg{color:var(--gold)}.auto-design-card{display:flex;align-items:flex-start;gap:16px;min-height:150px;padding:24px;border:1px solid rgba(215,185,129,.34);border-radius:8px;background:radial-gradient(circle at top left,rgba(215,185,129,.14),transparent 36%),linear-gradient(145deg,#20242af0,#0f1116fa)}.auto-design-card svg{flex:0 0 auto;color:var(--gold)}.auto-design-card strong{display:block;margin-bottom:10px;font-size:1.08rem}.auto-design-card p{max-width:720px;margin:0;color:var(--muted);line-height:1.7}.upload-zone,.prompt-field,.input-field,.range-field{display:grid;gap:10px}.upload-zone{place-items:center;min-height:180px;border:1px dashed rgba(215,185,129,.36);border-radius:8px;color:var(--text);background:#d7b9810d}.upload-zone small,.prompt-field span,.input-field span,.range-field span,.pricing-card small{color:var(--muted)}.format-note{margin:-10px 0 0;color:var(--subtle);text-align:center;line-height:1.7}.upload-zone input{width:1px;height:1px;opacity:0}.prompt-field textarea,.input-field input,.input-field select,.login-modal input{width:100%;border:1px solid var(--line);border-radius:8px;color:var(--text);background:#0f1116}.prompt-field textarea{min-height:170px;padding:18px;resize:vertical;line-height:1.8}.input-field input,.input-field select,.login-modal input{min-height:48px;padding:0 14px}.panel-actions{justify-content:flex-end}.panel-actions.split{justify-content:space-between;gap:18px}.text-button{min-height:44px;padding:0 12px;border:0;color:var(--muted);background:transparent}.error-message{margin:0;padding:12px 14px;border:1px solid rgba(226,123,106,.35);border-radius:8px;color:#ffb0a4;background:#e27b6a14;line-height:1.6}.status-message{margin:0;padding:12px 14px;border-radius:8px;line-height:1.6;font-weight:800}.status-message.pending{border:1px solid rgba(226,123,106,.35);color:#ffb0a4;background:#e27b6a14}.status-message.complete{border:1px solid rgba(135,181,151,.46);color:#bfe8c9;background:#87b5971f}.back-action{width:auto;min-width:0;min-height:34px;flex:0 0 auto;padding:0 8px;margin-top:0;border:0;color:var(--gold);background:transparent;box-shadow:none;font-size:.9rem;font-weight:800}.back-action:hover{color:#e4c996;background:#d7b9810f}.panel-actions.split .primary-button{margin-left:auto}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.range-field{padding:16px;border:1px solid var(--line);border-radius:8px;background:#0f1116}.range-field strong{font-size:1.2rem}.range-field input{accent-color:var(--gold)}.credit-panel{display:grid;gap:5px;padding:14px;border:1px solid var(--line);border-radius:8px;background:#ffffff0a}.credit-panel span,.credit-panel small{color:var(--muted)}.credit-panel strong{color:var(--text)}.deck-canvas{position:relative;display:grid;gap:16px;aspect-ratio:16 / 10;padding:24px;overflow:hidden;border:1px solid rgba(255,255,255,.12);border-radius:8px;background:linear-gradient(135deg,rgba(215,185,129,.14),transparent 34%),linear-gradient(180deg,#181c22,#0d0f13)}.deck-canvas.loading:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.08),transparent);animation:sweep .9s infinite}.deck-cover{display:grid;align-content:end;min-height:150px;padding:18px;border-radius:8px;background:linear-gradient(135deg,rgba(215,185,129,.22),transparent),radial-gradient(circle at 80% 20%,rgba(167,200,202,.22),transparent 12rem),#101318}.deck-cover span{color:var(--gold);font-weight:800}.deck-cover h3{margin:10px 0 8px;font-size:1.7rem}.deck-cover p{margin:0;color:var(--muted)}.chart-row{display:grid;grid-template-columns:repeat(4,1fr);align-items:end;gap:10px;min-height:82px}.chart-row span{border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--cyan),rgba(167,200,202,.2))}.chart-row span:nth-child(1){height:38%}.chart-row span:nth-child(2){height:58%}.chart-row span:nth-child(3){height:46%}.chart-row span:nth-child(4){height:78%;background:linear-gradient(180deg,var(--gold),rgba(215,185,129,.24))}.slide-list{display:grid;gap:10px}.slide-row{display:grid;grid-template-columns:44px 1fr 20px;align-items:center;gap:10px;min-height:48px;padding:0 14px;border:1px solid var(--line);border-radius:8px;background:#ffffff08}.slide-row span{color:var(--gold);font-weight:800}.slide-row p{margin:0;color:#d9dde1}.slide-row svg{color:var(--sage)}.download-button{width:100%;border:1px solid rgba(215,185,129,.34);color:var(--gold);background:#d7b98114}.mindmap-export-actions{display:grid;gap:10px}.mindmap-result-card{display:grid;gap:14px;margin-top:18px;padding:18px;border:1px solid rgba(153,217,176,.35);border-radius:8px;background:#99d9b014}.mindmap-result-card strong{color:#dff6e8}.mindmap-result-actions{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.mindmap-result-actions 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.52s cubic-bezier(.22,1,.36,1)}.mindmap-presenter.panning .mindmap-world{transition:none}.mindmap-presenter.panning .mindmap-stage{cursor:grabbing}.mindmap-links{position:absolute;inset:0;overflow:visible}.mindmap-links path{fill:none;stroke:#3f4e4c52;stroke-width:6;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:0;filter:drop-shadow(0 10px 18px rgba(58,71,68,.12));animation:mindmap-line-in .42s ease both;transition:stroke .18s ease,stroke-width .18s ease}.mindmap-links path.active{stroke:#dba43df0;stroke-width:10;filter:drop-shadow(0 12px 22px rgba(219,164,61,.28))}.mindmap-deck-heading{position:absolute;left:24px;top:22px;z-index:4;max-width:min(360px,calc(100% - 118px));padding:10px 14px;border-radius:8px;background:#ffffff94;box-shadow:0 18px 56px #2a34391a;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.mindmap-deck-heading span{color:#66725f;font-size:.72rem;font-weight:900}.mindmap-deck-heading h3{margin:4px 0 0;color:#182033;font-size:clamp(.92rem,1.4vw,1.25rem);line-height:1.18}.mindmap-zoom{position:absolute;right:26px;top:26px;z-index:5;display:grid;gap:8px}.mindmap-zoom button{width:42px;height:42px;border:0;border-radius:999px;color:#16313d;background:#ffffffb8;box-shadow:0 18px 40px #1b2b3424;font-size:1.25rem;font-weight:900}.map-node{position:absolute;display:flex;align-items:center;gap:22px;cursor:pointer;border:1px solid rgba(255,255,255,.72);border-radius:26px;color:#102d35;background:radial-gradient(circle at 92% 8%,color-mix(in srgb,var(--node-accent) 26%,transparent),transparent 34%),linear-gradient(145deg,rgba(255,255,255,.98),rgba(255,250,239,.82) 58%,var(--node-soft)),var(--node-surface);box-shadow:0 30px 80px #2634332e,0 12px 26px color-mix(in srgb,var(--node-accent) 16%,transparent),inset 0 0 0 1px #152d330f;text-align:left;overflow-wrap:anywhere;overflow:hidden;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);animation:mindmap-node-in .36s cubic-bezier(.22,1,.36,1) both;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease,background .24s ease}.map-node:before{content:"";position:absolute;inset:0 auto 0 0;width:8px;background:linear-gradient(180deg,var(--node-accent),rgba(255,255,255,.42));opacity:.76}.map-node.depth-0{justify-content:center;padding:38px 56px;border-color:#ecd3918f;background:radial-gradient(circle at 82% 12%,rgba(255,255,255,.14),transparent 34%),linear-gradient(145deg,#0e3b44,#12333b 58%,#0b2930);color:#f8faf7;box-shadow:0 30px 90px #122b3047,0 0 0 10px #c9924229,inset 0 0 0 1px #ffffff29}.map-node.depth-1{padding:30px 38px;background:radial-gradient(circle at 92% 8%,color-mix(in srgb,var(--node-accent) 28%,transparent),transparent 34%),linear-gradient(135deg,rgba(255,255,255,.98),rgba(255,249,235,.84) 54%,var(--node-soft)),var(--node-surface)}.map-node.depth-2{padding:22px 30px;border-color:#ffffff9e;background:radial-gradient(circle at 92% 12%,color-mix(in srgb,var(--node-accent) 22%,transparent),transparent 32%),linear-gradient(135deg,#fffffff0,#fffaf1c2),var(--node-soft)}.node-badge{display:grid;flex:0 0 auto;place-items:center;width:64px;height:64px;border-radius:999px;color:#102d35;background:radial-gradient(circle at 28% 20%,#fff3b6,transparent 36%),linear-gradient(145deg,#f6cd68,var(--node-accent) 66%,#ad7026);box-shadow:0 16px 38px color-mix(in srgb,var(--node-accent) 30%,transparent),inset 0 0 0 1px #ffffff6b;font-style:normal;font-size:1.44rem;font-weight:950;letter-spacing:0}.map-node.depth-2 .node-badge{width:52px;height:52px;font-size:1.18rem}.node-copy{display:grid;gap:10px;min-width:0;position:relative;z-index:1}.node-copy>span{color:color-mix(in srgb,var(--node-accent) 74%,#22444b);font-size:1.12rem;font-weight:950;line-height:1.2}.node-copy>strong{color:#102734;font-size:1.62rem;line-height:1.12;letter-spacing:0}.map-node.depth-0 .node-copy{justify-items:center;text-align:center}.map-node.depth-0 .node-copy>strong{color:#f9fbf6;font-size:2.08rem;line-height:1.16}.map-node.depth-2 .node-copy>strong{font-size:1.42rem}.node-copy>small{color:#52606a;font-size:1.08rem;line-height:1.35}.editable-node-text{border-radius:8px;cursor:text;outline:none;-webkit-user-select:text;user-select:text;transition:background .16s ease,box-shadow .16s ease}.editable-node-text:focus{background:#ffffffb8;box-shadow:0 0 0 2px #e1b4516b;padding:2px 5px;margin:-2px -5px}.map-node.depth-0 .editable-node-text:focus{background:#ffffff29}.map-node.depth-0 .node-copy>span{color:#f1c964}.map-node.depth-0 .node-copy>small{max-width:92%;justify-self:center;color:#f1f6f2c7}.map-node.active{z-index:3;border-color:#ecc46df2;background:radial-gradient(circle at 84% 10%,color-mix(in srgb,var(--node-accent) 34%,transparent),transparent 34%),linear-gradient(145deg,#0a4a55,#113943 58%,#061f27);color:#f8faf7;box-shadow:0 32px 90px #122b304d,0 0 0 10px color-mix(in srgb,var(--node-accent) 30%,transparent),inset 0 0 0 1px #ffffff24;transform:scale(1.06)}.map-node.active .node-badge{background:radial-gradient(circle at 28% 20%,#fff3b6,transparent 36%),linear-gradient(145deg,#f8d47c,var(--node-accent) 66%,#b87324)}.map-node.active .node-copy>strong{color:#fffaf0}.map-node.active .node-copy>span,.map-node.active .node-copy>small{color:#f1c964}.mindmap-scrubber{display:grid;grid-template-columns:auto minmax(0,1fr) auto auto auto;align-items:center;gap:12px;min-height:48px}.mindmap-scrubber input{accent-color:var(--gold)}.mindmap-scrubber button{min-height:38px;border:1px solid rgba(215,185,129,.36);border-radius:8px;color:var(--gold);background:#d7b98114;font-weight:800;white-space:nowrap}.mindmap-scrubber strong{color:var(--muted);font-size:.88rem}.mindmap-stage-backdrop{position:fixed;inset:0;z-index:80;display:block;padding:0;background:#f7f5ef}.mindmap-stage-backdrop .mindmap-presenter{width:100vw;height:100vh;gap:0}.mindmap-stage-backdrop 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