:root{--ic-bg:var(--surface-2);--ic-card-bg:var(--surface);--ic-card-border:rgba(68, 97, 242, 0.07);--ic-card-shadow:0 1px 4px rgba(68, 97, 242, .06),0 4px 24px rgba(0, 0, 0, .04);--ic-text-main:var(--ink);--ic-text-muted:var(--ink-3);--ic-text-sub:var(--ink-2);--ic-surface-2:var(--surface-2);--ic-surface-3:var(--surface-3);--ic-divider:var(--surface-3);--ic-toolbar-border:rgba(68, 97, 242, 0.07);--ic-btn-bg:var(--surface-3);--ic-green:#10b981;--ic-green-bg:rgba(16, 185, 129, .1);--ic-amber:#f59e0b;--ic-amber-bg:rgba(245, 158, 11, .1);--ic-cyan:#06b6d4;--ic-cyan-bg:rgba(6, 182, 212, .1);--ic-purple:#7c3aed;--ic-purple-bg:rgba(124, 58, 237, .1);--ic-rose:#f43f5e;--ic-rose-bg:rgba(244, 63, 94, .1)}[data-theme=dark]{--ic-bg:#111318;--ic-card-bg:#1a1d24;--ic-card-border:#252836;--ic-card-shadow:0 4px 28px rgba(0, 0, 0, .35);--ic-text-main:#f1f5f9;--ic-text-muted:#64748b;--ic-text-sub:#94a3b8;--ic-surface-2:#141720;--ic-surface-3:#1e2130;--ic-divider:#252836;--ic-toolbar-border:#252836;--ic-btn-bg:#1e2130;--ic-green-bg:rgba(16, 185, 129, .15);--ic-amber-bg:rgba(245, 158, 11, .15);--ic-cyan-bg:rgba(6, 182, 212, .13);--ic-purple-bg:rgba(124, 58, 237, .18);--ic-rose-bg:rgba(244, 63, 94, .15)}.tool-card{background:#fff!important}.ic-page-wrapper{background:var(--ic-bg);min-height:calc(100vh - 80px);padding:100px 0 80px;transition:background .3s}.ic-header{text-align:center;max-width:700px;margin:0 auto 36px}.ic-header .tag{display:inline-flex;align-items:center;gap:6px;margin-bottom:18px;font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:5px 14px;border-radius:99px;background:var(--indigo-light);color:var(--indigo)}[data-theme=dark] .ic-header .tag{background:rgba(68,97,242,.15);color:#818cf8}.ic-header h1{font-family:var(--font-display);font-size:clamp(28px, 4.5vw, 46px);font-weight:800;color:var(--ic-text-main);line-height:1.15;letter-spacing:-.025em;margin-bottom:14px}.ic-header h1 span{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.ic-header p{font-size:16px;color:var(--ic-text-muted);line-height:1.7;max-width:560px;margin:0 auto}.ic-card{background:var(--ic-card-bg);border:1px solid var(--ic-card-border);border-radius:18px;box-shadow:var(--ic-card-shadow);transition:background .3s,border-color .3s}.ic-tool-card{margin-bottom:24px;overflow:hidden}.ic-tool-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px;border-bottom:1px solid var(--ic-toolbar-border);flex-wrap:wrap}.ic-tool-title-wrap{display:flex;align-items:center;gap:10px}.ic-tool-doc-icon{width:34px;height:34px;border-radius:9px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0}.ic-tool-doc-name{font-size:14.5px;font-weight:600;color:var(--ic-text-main)}.ic-tool-actions{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.ic-action-btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:9px;font-size:13px;font-weight:500;color:var(--ic-text-sub);background:var(--ic-card-bg);border:1px solid var(--ic-card-border);cursor:pointer;transition:all .2s var(--ease)}.ic-action-btn:hover{background:var(--indigo-light);color:var(--indigo);border-color:rgba(68,97,242,.2);transform:translateY(-1px)}[data-theme=dark] .ic-action-btn{border-color:var(--ic-card-border);color:var(--ic-text-sub)}[data-theme=dark] .ic-action-btn:hover{background:rgba(68,97,242,.15);color:#818cf8;border-color:rgba(68,97,242,.3)}.ic-action-btn--danger{color:var(--ic-rose)!important;background:var(--ic-rose-bg)!important;border-color:rgba(244,63,94,.15)!important}.ic-action-btn--danger:hover{background:var(--ic-rose)!important;color:#fff!important;border-color:var(--ic-rose)!important}.ic-action-btn--primary{background:var(--grad)!important;color:#fff!important;border-color:transparent!important;box-shadow:0 4px 16px rgba(68,97,242,.3)}.ic-action-btn--primary:hover{box-shadow:0 6px 22px rgba(68,97,242,.45);transform:translateY(-2px)}.ic-action-divider{width:1px;height:22px;background:var(--ic-toolbar-border);margin:0 2px}.ic-tool-body{display:grid;grid-template-columns:1fr 1fr;gap:0}.ic-method-panel{padding:28px 28px 24px}.ic-method-panel:first-child{border-right:1px solid var(--ic-toolbar-border)}.ic-method-label{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ic-text-muted);margin-bottom:10px}.ic-method-label-dot{width:6px;height:6px;border-radius:50%;background:var(--grad);flex-shrink:0}.ic-method-title{font-family:var(--font-display);font-size:18px;font-weight:700;color:var(--ic-text-main);margin-bottom:8px}.ic-method-desc{font-size:14px;color:var(--ic-text-muted);line-height:1.65;margin-bottom:20px}.ic-char-tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:20px}.ic-char-tab{display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:8px;font-size:12.5px;font-weight:600;cursor:pointer;border:1.5px solid var(--ic-card-border);background:var(--ic-surface-2);color:var(--ic-text-muted);transition:all .2s var(--ease)}.ic-char-tab:hover{border-color:rgba(68,97,242,.3);color:var(--indigo);background:var(--indigo-light)}.ic-char-tab.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 3px 12px rgba(68,97,242,.3)}[data-theme=dark] .ic-char-tab.active{box-shadow:0 3px 12px rgba(68,97,242,.4)}.ic-copy-preview-wrap{position:relative;margin-bottom:16px}.ic-copy-preview{width:100%;height:52px;border:1.5px dashed rgba(68,97,242,.22);border-radius:10px;background:var(--ic-surface-2);display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--ic-text-muted);letter-spacing:.03em;transition:border-color .2s,background .2s}.ic-copy-preview.highlight{border-color:var(--indigo);background:var(--indigo-light);animation:.5s icPulse}[data-theme=dark] .ic-copy-preview.highlight{background:rgba(68,97,242,.12)}.ic-copy-preview-hidden{position:absolute;width:100%;height:100%;top:0;left:0;opacity:0;cursor:pointer;font-size:20px;text-align:center;border:none;background:0 0;resize:none;z-index:1;user-select:all}.ic-method1-btns{display:flex;gap:8px;flex-wrap:wrap}.ic-copy-btn{flex:1;min-width:0;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:10px 16px;border-radius:10px;font-size:13.5px;font-weight:600;cursor:pointer;border:1.5px solid var(--ic-card-border);background:var(--ic-surface-2);color:var(--ic-text-sub);transition:all .2s var(--ease);white-space:nowrap}.ic-copy-btn:hover{background:var(--indigo-light);color:var(--indigo);border-color:rgba(68,97,242,.25);transform:translateY(-2px);box-shadow:0 4px 14px rgba(68,97,242,.12)}.ic-copy-btn.ic-copy-btn--primary{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 4px 16px rgba(68,97,242,.3)}.ic-copy-btn.ic-copy-btn--primary:hover{box-shadow:0 6px 24px rgba(68,97,242,.45);transform:translateY(-2px)}.ic-generator-wrap{display:flex;flex-direction:column;gap:14px}.ic-count-row{display:flex;align-items:center;gap:10px}.ic-count-label{font-size:13.5px;color:var(--ic-text-muted);flex-shrink:0}.ic-count-ctrl{display:flex;align-items:center;gap:4px;background:var(--ic-surface-2);border:1.5px solid var(--ic-card-border);border-radius:10px;overflow:hidden;padding:3px}.ic-count-btn{width:30px;height:30px;border-radius:7px;border:none;background:0 0;color:var(--ic-text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;transition:.18s}.ic-count-btn:hover{background:var(--indigo-light);color:var(--indigo)}[data-theme=dark] .ic-count-btn:hover{background:rgba(68,97,242,.15);color:#818cf8}.ic-count-input{width:60px;text-align:center;border:none;background:0 0;color:var(--ic-text-main);font-size:15px;font-weight:700;font-family:var(--font-body);outline:0;-moz-appearance:textfield}.ic-count-input::-webkit-inner-spin-button,.ic-count-input::-webkit-outer-spin-button{-webkit-appearance:none}.ic-gen-output{width:100%;min-height:90px;padding:12px 14px;border-radius:10px;border:1.5px dashed rgba(68,97,242,.18);background:var(--ic-surface-2);color:var(--ic-text-main);font-family:var(--font-body);font-size:14px;resize:vertical;outline:0;transition:border-color .2s,background .2s;cursor:default;user-select:all}.ic-gen-output::placeholder{color:var(--ic-text-muted);font-style:italic}.ic-gen-output:focus{border-color:rgba(68,97,242,.35)}.ic-gen-row{display:flex;gap:8px}.ic-gen-row .ic-copy-btn{flex:1}.ic-tool-footer{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;border-top:1px solid var(--ic-toolbar-border);font-size:12.5px;color:var(--ic-text-muted);flex-wrap:wrap;gap:8px}.ic-tool-status{display:flex;align-items:center;gap:7px}.ic-status-dot{width:7px;height:7px;border-radius:50%;background:var(--ic-green);box-shadow:0 0 8px rgba(16,185,129,.5);animation:2.5s infinite icDotPulse}.ic-char-info{display:flex;align-items:center;gap:12px}.ic-char-count-badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:99px;background:var(--ic-surface-2);border:1px solid var(--ic-card-border);font-size:12px;font-weight:600;color:var(--ic-text-sub)}.ic-test-section{margin-bottom:24px}.ic-test-header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--ic-toolbar-border)}.ic-test-title-wrap{display:flex;align-items:center;gap:10px}.ic-test-icon{width:32px;height:32px;border-radius:8px;background:var(--ic-cyan-bg);color:var(--ic-cyan);display:flex;align-items:center;justify-content:center;flex-shrink:0}.ic-test-title{font-size:14.5px;font-weight:600;color:var(--ic-text-main)}.ic-test-meta{font-size:12px;color:var(--ic-text-muted)}.ic-test-body{padding:20px}.ic-test-textarea-wrap{position:relative}#ic-test-area{width:100%;min-height:130px;padding:14px 16px;border-radius:12px;border:1.5px solid var(--ic-card-border);background:var(--ic-surface-2);color:var(--ic-text-main);font-family:var(--font-body);font-size:15px;line-height:1.7;resize:vertical;outline:0;transition:border-color .2s}#ic-test-area::placeholder{color:var(--ic-text-muted);font-style:italic}#ic-test-area:focus{border-color:rgba(68,97,242,.35);box-shadow:0 0 0 3px rgba(68,97,242,.06)}.ic-test-footer{display:flex;align-items:center;justify-content:space-between;margin-top:12px;font-size:12.5px;color:var(--ic-text-muted);flex-wrap:wrap;gap:8px}.ic-test-char-count{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:99px;background:var(--ic-surface-2);border:1px solid var(--ic-card-border);font-size:12px;font-weight:600;color:var(--ic-text-sub)}.ic-test-char-count .count-val{color:var(--indigo);font-weight:700}[data-theme=dark] .ic-test-char-count .count-val{color:#818cf8}.ic-test-paste-btn{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border-radius:8px;font-size:12.5px;font-weight:500;background:var(--ic-card-bg);color:var(--ic-text-muted);border:1px solid var(--ic-card-border);cursor:pointer;transition:.18s}.ic-test-paste-btn:hover{background:var(--indigo-light);color:var(--indigo);border-color:rgba(68,97,242,.2)}.ic-test-indicator{display:none;align-items:center;gap:6px;font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:99px}.ic-test-indicator.success{display:inline-flex;background:var(--ic-green-bg);color:var(--ic-green);border:1px solid rgba(16,185,129,.2)}.ic-test-indicator.fail{display:inline-flex;background:var(--ic-rose-bg);color:var(--ic-rose);border:1px solid rgba(244,63,94,.2)}.ic-qc-section{margin-bottom:24px}.ic-qc-section-head{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--ic-toolbar-border)}.ic-qc-title{display:flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--ic-text-main)}.ic-qc-title-icon{width:30px;height:30px;border-radius:7px;background:var(--ic-amber-bg);color:var(--ic-amber);display:flex;align-items:center;justify-content:center}.ic-qc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;padding:20px}.ic-qc-card{background:var(--ic-surface-2);border:1.5px solid var(--ic-card-border);border-radius:14px;padding:18px 16px;cursor:pointer;transition:all .22s var(--ease);text-align:left;position:relative;overflow:hidden}.ic-qc-card::before{content:'';position:absolute;inset:0;background:var(--grad-soft);opacity:0;transition:opacity .25s}.ic-qc-card:hover{border-color:rgba(68,97,242,.3);transform:translateY(-3px);box-shadow:var(--shadow-md)}.ic-qc-card:hover::before{opacity:1}.ic-qc-card>*{position:relative;z-index:1}.ic-qc-char-display{width:42px;height:42px;border-radius:10px;background:var(--ic-card-bg);border:1.5px solid var(--ic-card-border);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--ic-text-muted);font-family:monospace;margin-bottom:12px;letter-spacing:.03em;transition:border-color .2s,background .2s}.ic-qc-card:hover .ic-qc-char-display{border-color:var(--indigo);background:var(--indigo-light);color:var(--indigo)}.ic-qc-card-name{font-size:13.5px;font-weight:700;color:var(--ic-text-main);margin-bottom:4px}.ic-qc-card-unicode{font-size:11.5px;color:var(--ic-text-muted);font-family:monospace;margin-bottom:8px}.ic-qc-card-badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:10.5px;font-weight:700;letter-spacing:.04em}.ic-qc-card-badge--works{background:var(--ic-green-bg);color:var(--ic-green)}.ic-qc-card-badge--wide{background:var(--ic-purple-bg);color:var(--ic-purple)}.ic-qc-card-badge--game{background:var(--ic-amber-bg);color:var(--ic-amber)}.ic-qc-copy-indicator{position:absolute;top:10px;right:10px;width:24px;height:24px;border-radius:50%;background:var(--ic-green);color:#fff;display:flex;align-items:center;justify-content:center;opacity:0;transform:scale(.6);transition:all .3s var(--ease);z-index:2}.ic-qc-card.copied .ic-qc-copy-indicator{opacity:1;transform:scale(1)}.ic-features-section{margin-bottom:24px}.ic-features-section-head{padding:20px 20px 0;margin-bottom:20px}.ic-feat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;padding:0 20px 20px}.ic-feat-card{background:var(--ic-surface-2);border:1px solid var(--ic-card-border);border-radius:var(--radius-sm);padding:20px 18px;transition:all .25s var(--ease);position:relative;overflow:hidden}.ic-feat-card::before{content:'';position:absolute;inset:0;background:var(--grad-soft);opacity:0;transition:opacity .25s}.ic-feat-card:hover{border-color:rgba(68,97,242,.25);transform:translateY(-3px);box-shadow:var(--shadow-md)}.ic-feat-card:hover::before{opacity:1}.ic-feat-card>*{position:relative;z-index:1}.ic-feat-icon{width:42px;height:42px;border-radius:11px;background:var(--indigo-light);color:var(--indigo);display:flex;align-items:center;justify-content:center;margin-bottom:14px;transition:background .25s,color .25s;flex-shrink:0}.ic-feat-card:hover .ic-feat-icon{background:var(--grad);color:#fff}.ic-feat-card h3{font-family:var(--font-display);font-size:14.5px;font-weight:700;color:var(--ic-text-main);margin-bottom:6px}.ic-feat-card p{font-size:13.5px;color:var(--ic-text-muted);line-height:1.6}.ic-how-section{margin-bottom:24px}.ic-how-head{padding:20px 20px 0;margin-bottom:20px;text-align:left}.ic-how-head h2{font-family:var(--font-display);font-size:22px;font-weight:700;color:var(--ic-text-main);margin-bottom:6px}.ic-how-head p{font-size:14px;color:var(--ic-text-muted);line-height:1.6}.ic-steps-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:0;padding:0 20px 20px;position:relative}.ic-step{display:flex;flex-direction:column;align-items:flex-start;padding:20px 16px;position:relative}.ic-step:not(:last-child)::after{content:'';position:absolute;top:30px;right:-10%;width:20%;height:2px;background:linear-gradient(90deg,var(--indigo) 0,transparent 100%);opacity:.25}.ic-step-num{width:36px;height:36px;border-radius:10px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;margin-bottom:12px;flex-shrink:0;box-shadow:0 4px 12px rgba(68,97,242,.3)}.ic-step h4{font-size:14px;font-weight:700;color:var(--ic-text-main);margin-bottom:5px}.ic-step p{font-size:13px;color:var(--ic-text-muted);line-height:1.6}.ic-usecases-section{margin-bottom:24px}.ic-usecases-head{padding:20px 20px 0;margin-bottom:20px}.ic-usecases-head h2{font-family:var(--font-display);font-size:22px;font-weight:700;color:var(--ic-text-main);margin-bottom:6px}.ic-usecases-head p{font-size:14px;color:var(--ic-text-muted)}.ic-usecases-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;padding:0 20px 20px}.ic-usecase-card{background:var(--ic-surface-2);border:1px solid var(--ic-card-border);border-radius:12px;padding:18px 16px;transition:all .22s var(--ease)}.ic-usecase-card:hover{border-color:rgba(68,97,242,.2);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.ic-usecase-icon-wrap{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:10px}.ic-usecase-card h4{font-size:14px;font-weight:700;color:var(--ic-text-main);margin-bottom:5px}.ic-usecase-card p{font-size:13px;color:var(--ic-text-muted);line-height:1.6}.ic-faq-section{margin-bottom:24px}.ic-faq-head{padding:20px 20px 0;margin-bottom:20px}.ic-faq-head h2{font-family:var(--font-display);font-size:22px;font-weight:700;color:var(--ic-text-main);margin-bottom:6px}.ic-faq-head p{font-size:14px;color:var(--ic-text-muted)}.ic-faq-list{display:flex;flex-direction:column;gap:10px;padding:0 20px 20px}.ic-faq-item{background:var(--ic-surface-2);border:1.5px solid var(--ic-card-border);border-radius:12px;overflow:hidden;transition:border-color .2s}.ic-faq-item.open{border-color:rgba(68,97,242,.25)}.ic-faq-q{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;cursor:pointer;font-weight:600;font-size:14.5px;color:var(--ic-text-main);gap:12px;transition:color 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