.si-icon,.csi-feat-card>svg,.csi-use-icon svg,.csi-step-card>svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round}.si-tool-wrapper,.si-tool-wrapper *,.si-tool-wrapper *:before,.si-tool-wrapper *:after{box-sizing:border-box}.si-tool-wrapper{--si-primary: #d4722e;--si-secondary: #1c1a17;--si-accent: #d4722e;--si-button: #1c1a17;--si-button-hover: #d4722e;--si-border: #e4e2dc;--si-card: #fff;--si-text: #1c1a17;--si-success: #16a34a;--si-error: #dc2626;--si-warning: #d97706;--si-radius: 14px;--si-shadow: 0 8px 24px rgba(28, 26, 23, .1);--si-muted: #777267;--si-soft: #f7f6f3;--si-soft-strong: #efede8;color:var(--si-text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px;line-height:1.5;width:100%}:root[data-theme=dark] .si-tool-wrapper{--si-primary: #e8924a;--si-secondary: #f2f0ed;--si-accent: #e8924a;--si-button: #e8924a;--si-button-hover: #f0a463;--si-border: #2f2b26;--si-card: #201d1a;--si-text: #f2f0ed;--si-success: #4ade80;--si-error: #f87171;--si-warning: #fbbf24;--si-shadow: 0 8px 24px rgba(0, 0, 0, .45);--si-muted: #a8a29a;--si-soft: #1b1917;--si-soft-strong: #262220}.si-tool-wrapper .si-tool-shell{background:var(--si-soft);border:1px solid var(--si-border);border-radius:calc(var(--si-radius) + 6px);box-shadow:var(--si-shadow);margin:0 auto;max-width:1120px;padding:clamp(16px,3vw,32px)}.si-tool-wrapper .si-tool-intro{margin:0 auto 22px;max-width:720px;text-align:center}.si-tool-wrapper .si-tool-intro h2{color:var(--si-text);font-size:clamp(1.45rem,4vw,2.15rem);letter-spacing:-.035em;line-height:1.15;margin:0}.si-tool-wrapper .si-tool-intro p{color:var(--si-muted);font-size:.9rem;margin:8px 0 0}.si-tool-wrapper .si-tool-intro .si-tool-capabilities{color:var(--si-text);font-size:.76rem;font-weight:650;margin-top:5px}.si-tool-wrapper .si-conversion-controls{align-items:center;background:var(--si-card);border:1px solid var(--si-border);border-radius:var(--si-radius);display:grid;gap:18px;grid-template-columns:minmax(0,1fr) minmax(230px,.55fr);margin-bottom:14px;padding:16px 18px}.si-tool-wrapper .si-conversion-controls.si-has-quality{grid-template-columns:minmax(360px,1.25fr) minmax(200px,.65fr) minmax(230px,.7fr)}.si-tool-wrapper .si-compressor-controls{align-items:center;background:color-mix(in srgb,var(--si-primary) 3%,var(--si-card));border:1px solid color-mix(in srgb,var(--si-primary) 16%,var(--si-border));border-radius:var(--si-radius);display:grid;gap:12px;grid-template-columns:repeat(2,minmax(0,1fr)) minmax(210px,.72fr);margin-bottom:14px;padding:12px}.si-tool-wrapper .si-compressor-option{background:var(--si-card);border:1px solid var(--si-border);border-radius:calc(var(--si-radius) - 4px);cursor:pointer;display:grid;gap:12px;margin:0;min-width:0;padding:15px;transition:border-color .16s ease,box-shadow .16s ease,opacity .16s ease}.si-tool-wrapper .si-compressor-option.si-is-active{border-color:var(--si-primary);box-shadow:0 0 0 2px color-mix(in srgb,var(--si-primary) 12%,transparent)}.si-tool-wrapper .si-compressor-option:not(.si-is-active){opacity:.62}.si-tool-wrapper .si-compressor-option-title{align-items:center;display:flex;gap:8px}.si-tool-wrapper .si-compressor-option-title input{accent-color:var(--si-primary);height:16px;margin:0;width:16px}.si-tool-wrapper .si-compressor-control-heading{display:grid;gap:2px}.si-tool-wrapper .si-compressor-control-heading strong{font-size:.8rem}.si-tool-wrapper .si-compressor-control-heading small{color:var(--si-muted);font-size:.65rem;line-height:1.35}.si-tool-wrapper .si-compressor-quality-value{display:flex;justify-content:flex-end;margin-bottom:-7px}.si-tool-wrapper .si-compressor-option :disabled{cursor:not-allowed}.si-tool-wrapper .si-compressor-output{background:var(--si-card);border:1px solid var(--si-border);border-radius:calc(var(--si-radius) - 4px);display:grid;gap:10px;min-width:0;padding:15px}.si-tool-wrapper .si-compressor-output-note{color:var(--si-muted);font-size:.61rem;line-height:1.4}.si-tool-wrapper .si-resizer-controls{align-items:stretch;background:color-mix(in srgb,var(--si-primary) 3%,var(--si-card));border:1px solid color-mix(in srgb,var(--si-primary) 16%,var(--si-border));border-radius:var(--si-radius);display:grid;gap:12px;grid-template-columns:minmax(0,1.4fr) minmax(220px,.6fr);margin-bottom:14px;padding:12px}.si-tool-wrapper .si-resizer-dimensions{align-items:end;background:var(--si-card);border:1px solid var(--si-border);border-radius:calc(var(--si-radius) - 4px);display:grid;gap:10px;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);padding:14px}.si-tool-wrapper .si-dimension-separator{color:var(--si-muted);font-size:.9rem;font-weight:800;line-height:40px}.si-tool-wrapper .si-resizer-ratio{align-items:flex-start;background:var(--si-card);border:1px solid var(--si-border);border-radius:calc(var(--si-radius) - 4px);padding:14px}.si-tool-wrapper .si-resizer-ratio input{margin-top:2px}.si-tool-wrapper .si-resizer-ratio>span,.si-tool-wrapper .si-method-option>span,.si-tool-wrapper .si-setting-card .si-check-field>span{display:grid;gap:2px}.si-tool-wrapper .si-resizer-ratio strong,.si-tool-wrapper .si-method-option strong,.si-tool-wrapper .si-setting-card .si-check-field strong{color:var(--si-text);font-size:.78rem}.si-tool-wrapper .si-resizer-ratio small,.si-tool-wrapper .si-method-option small,.si-tool-wrapper .si-setting-card .si-check-field small{color:var(--si-muted);font-size:.66rem;font-weight:500;line-height:1.4}.si-tool-wrapper .si-resize-methods{display:grid;gap:7px}.si-tool-wrapper .si-method-option{align-items:flex-start;background:var(--si-card);border:1px solid var(--si-border);border-radius:calc(var(--si-radius) - 6px);cursor:pointer;display:flex;gap:8px;padding:10px;transition:border-color .16s ease,box-shadow .16s ease}.si-tool-wrapper .si-method-option.si-is-active{border-color:var(--si-primary);box-shadow:0 0 0 2px color-mix(in srgb,var(--si-primary) 10%,transparent)}.si-tool-wrapper .si-method-option input{accent-color:var(--si-primary);margin:2px 0 0}.si-tool-wrapper .si-resizer-quality{border-left:0;padding-left:0}.si-tool-wrapper .si-format-route{align-items:center;display:flex;flex-wrap:wrap;gap:10px;justify-content:center;min-width:0}.si-tool-wrapper .si-format-route-word{color:var(--si-muted);font-size:.9rem;font-weight:700}.si-tool-wrapper .si-format-select-wrap{display:block;min-width:132px}.si-tool-wrapper .si-format-select{appearance:none;background-color:var(--si-soft);background-image:linear-gradient(45deg,transparent 50%,var(--si-muted) 50%),linear-gradient(135deg,var(--si-muted) 50%,transparent 50%);background-position:calc(100% - 16px) 50%,calc(100% - 11px) 50%;background-repeat:no-repeat;background-size:5px 5px,5px 5px;border:1px solid var(--si-border);border-radius:calc(var(--si-radius) - 5px);color:var(--si-text);cursor:pointer;font:inherit;font-size:.92rem;font-weight:750;height:44px;margin:0;padding:0 34px 0 14px;width:100%}.si-tool-wrapper .si-format-select:focus{border-color:var(--si-primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--si-primary) 14%,transparent);outline:0}.si-tool-wrapper .si-quality-control{border-left:1px solid var(--si-border);display:grid;gap:9px;margin:0;min-width:0;padding-left:22px}.si-tool-wrapper .si-quality-heading{align-items:center;color:var(--si-text);display:flex;font-size:.78rem;font-weight:750;justify-content:space-between}.si-tool-wrapper .si-inline-rules{border-left:1px solid var(--si-border);display:grid;gap:9px;min-width:0;padding-left:18px}.si-tool-wrapper .si-inline-rule{color:var(--si-text);font-size:.74rem;font-weight:650;justify-content:flex-start;min-width:0;width:100%}.si-tool-wrapper .si-inline-rule>span:not(.si-help-tip){overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.si-tool-wrapper .si-inline-rule .si-help-tip{margin-left:2px}.si-tool-wrapper .si-upload-box{align-items:center;background:var(--si-card);border:2px dashed var(--si-border);border-radius:var(--si-radius);cursor:pointer;display:flex;flex-direction:column;isolation:isolate;justify-content:center;min-height:220px;overflow:hidden;padding:28px 24px;position:relative;text-align:center;transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease}.si-tool-wrapper .si-upload-box:before{background:radial-gradient(circle,color-mix(in srgb,var(--si-primary) 14%,transparent),transparent 66%);content:"";height:280px;left:50%;pointer-events:none;position:absolute;top:-170px;transform:translate(-50%);width:520px;z-index:-1}.si-tool-wrapper .si-upload-box:hover,.si-tool-wrapper .si-upload-box:focus-visible,.si-tool-wrapper .si-upload-box.si-is-dragging{border-color:var(--si-primary);box-shadow:0 0 0 4px color-mix(in srgb,var(--si-primary) 14%,transparent);outline:0;transform:translateY(-1px)}.si-tool-wrapper .si-file-input{height:1px;opacity:0;overflow:hidden;position:absolute;width:1px}.si-tool-wrapper .si-upload-icon{align-items:center;background:color-mix(in srgb,var(--si-primary) 10%,white);border:1px solid color-mix(in srgb,var(--si-primary) 24%,var(--si-border));border-radius:16px;color:var(--si-primary);display:flex;height:58px;justify-content:center;margin-bottom:12px;width:58px}.si-tool-wrapper .si-upload-button{background:var(--si-button);border:1px solid var(--si-button);border-radius:999px;color:#fff;font-size:.8rem;font-weight:750;margin-bottom:12px;min-width:150px;padding:9px 18px;transition:background .15s ease,border-color .15s ease}.si-tool-wrapper .si-upload-box:hover .si-upload-button,.si-tool-wrapper .si-upload-box:focus-visible .si-upload-button{background:var(--si-button-hover);border-color:var(--si-button-hover)}.si-tool-wrapper .si-upload-icon svg,.si-tool-wrapper .si-empty-icon svg{fill:none;height:26px;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8;width:26px}.si-tool-wrapper .si-upload-title{font-size:clamp(1rem,2vw,1.15rem);font-weight:700;letter-spacing:-.02em}.si-tool-wrapper .si-upload-description{color:var(--si-muted);display:block;font-size:.82rem;margin-top:6px}.si-tool-wrapper .si-alert-list{display:grid;gap:8px;margin-top:12px}.si-tool-wrapper .si-alert{align-items:flex-start;background:color-mix(in srgb,var(--si-error) 7%,white);border:1px solid color-mix(in srgb,var(--si-error) 25%,var(--si-border));border-radius:calc(var(--si-radius) - 4px);color:var(--si-error);display:flex;font-size:.78rem;gap:10px;justify-content:space-between;padding:10px 12px}.si-tool-wrapper .si-alert button{background:transparent;border:0;color:inherit;cursor:pointer;font:inherit;padding:0 3px}.si-tool-wrapper .si-settings-bar{align-items:end;background:var(--si-card);border:1px solid var(--si-border);border-radius:var(--si-radius);display:grid;gap:14px;grid-template-columns:minmax(140px,.75fr) minmax(190px,1.4fr) auto auto auto;margin-top:16px;padding:16px}.si-tool-wrapper .si-field{display:grid;gap:6px;margin:0;min-width:0}.si-tool-wrapper .si-field-label{color:var(--si-muted);font-size:.66rem;font-weight:750;letter-spacing:.08em;text-transform:uppercase}.si-tool-wrapper .si-input,.si-tool-wrapper .si-select{appearance:none;background:var(--si-soft);border:1px solid var(--si-border);border-radius:calc(var(--si-radius) - 6px);box-shadow:none;color:var(--si-text);font:inherit;font-size:.82rem;height:40px;margin:0;max-width:100%;min-width:0;padding:8px 11px;width:100%}.si-tool-wrapper .si-select{background-image:linear-gradient(45deg,transparent 50%,var(--si-muted) 50%),linear-gradient(135deg,var(--si-muted) 50%,transparent 50%);background-position:calc(100% - 14px) 17px,calc(100% - 9px) 17px;background-repeat:no-repeat;background-size:5px 5px,5px 5px;padding-right:30px}.si-tool-wrapper .si-input:focus,.si-tool-wrapper .si-select:focus,.si-tool-wrapper .si-range:focus-visible{border-color:var(--si-primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--si-primary) 14%,transparent);outline:0}.si-tool-wrapper .si-static-value{align-items:center;background:var(--si-soft);border:1px solid var(--si-border);border-radius:calc(var(--si-radius) - 6px);display:flex;font-size:.82rem;height:40px;padding:8px 11px}.si-tool-wrapper .si-range-row{align-items:center;display:flex;gap:10px;height:40px}.si-tool-wrapper .si-range{--si-range-progress: 80%;appearance:none;background:transparent;cursor:pointer;flex:1;height:18px;margin:0;min-width:80px;padding:0;width:100%}.si-tool-wrapper .si-range::-webkit-slider-runnable-track{background:linear-gradient(to 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#1c1a172e;height:12px;width:12px}.si-tool-wrapper .si-range-value{color:var(--si-secondary);font-size:.74rem;font-variant-numeric:tabular-nums;font-weight:700;min-width:38px;text-align:right}.si-tool-wrapper .si-check-field,.si-tool-wrapper .si-select-all{align-items:center;color:var(--si-muted);cursor:pointer;display:inline-flex;font-size:.76rem;gap:7px;margin:0}.si-tool-wrapper .si-check-field input,.si-tool-wrapper .si-select-all input{accent-color:var(--si-primary);height:15px;margin:0;width:15px}.si-tool-wrapper .si-file-select{appearance:none;background-color:#fff;border:2px solid color-mix(in srgb,var(--si-primary) 65%,#fff);border-radius:4px;cursor:pointer;display:block;height:18px;margin:0;transition:background-color .12s ease,border-color .12s ease,box-shadow .12s ease;width:18px}.si-tool-wrapper .si-file-select:checked{background-color:var(--si-primary);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath 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20px;transition:background .15s ease,border-color .15s ease,transform .1s ease;white-space:nowrap}.si-tool-wrapper .si-primary-button:hover{background:var(--si-button-hover);border-color:var(--si-button-hover)}.si-tool-wrapper.si-button-style-outline .si-primary-button{background:transparent;color:var(--si-button)}.si-tool-wrapper.si-button-style-outline .si-primary-button:hover{background:var(--si-button);color:#fff}.si-tool-wrapper.si-button-style-soft .si-primary-button{background:color-mix(in srgb,var(--si-button) 10%,white);border-color:color-mix(in srgb,var(--si-button) 22%,var(--si-border));color:var(--si-button)}.si-tool-wrapper.si-button-style-soft .si-primary-button:hover{background:color-mix(in srgb,var(--si-button-hover) 14%,white);border-color:var(--si-button-hover);color:var(--si-button-hover)}.si-tool-wrapper.si-input-style-outline .si-input,.si-tool-wrapper.si-input-style-outline .si-select,.si-tool-wrapper.si-input-style-outline .si-static-value{background-color:transparent}.si-tool-wrapper .si-primary-button:active,.si-tool-wrapper .si-secondary-button:active,.si-tool-wrapper .si-card-button:active{transform:scale(.98)}.si-tool-wrapper .si-primary-button:disabled{cursor:wait;opacity:.55}.si-tool-wrapper .si-advanced-toggle{align-items:center;background:var(--si-card);border:1px solid var(--si-border);border-radius:var(--si-radius);color:var(--si-text);display:flex;font-size:.8rem;font-weight:650;justify-content:space-between;margin-top:10px;padding:11px 14px;width:100%}.si-tool-wrapper .si-advanced-toggle svg{fill:none;height:18px;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2;transition:transform .16s ease;width:18px}.si-tool-wrapper .si-advanced-toggle[aria-expanded=true] svg{transform:rotate(180deg)}.si-tool-wrapper .si-advanced-panel{background:color-mix(in srgb,var(--si-primary) 4%,var(--si-soft));border:1px solid color-mix(in srgb,var(--si-primary) 15%,var(--si-border));border-radius:calc(var(--si-radius) + 2px);display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-top:10px;min-width:0;padding:10px}.si-tool-wrapper .si-advanced-panel[hidden]{display:none}.si-tool-wrapper .si-setting-card{background:color-mix(in srgb,var(--si-primary) 3%,var(--si-card));border:1px solid color-mix(in srgb,var(--si-primary) 16%,var(--si-border));border-radius:var(--si-radius);display:grid;gap:10px;min-width:0;padding:15px}.si-tool-wrapper .si-setting-title{border-bottom:1px solid var(--si-border);font-size:.72rem;font-weight:800;letter-spacing:.08em;margin:0 0 2px;padding-bottom:9px;text-transform:uppercase}.si-tool-wrapper .si-setting-help{color:var(--si-muted);font-size:.7rem;line-height:1.45;margin:0}.si-tool-wrapper .si-field[hidden]{display:none}.si-tool-wrapper .si-help-tip{align-items:center;background:var(--si-soft-strong);border:1px solid var(--si-border);border-radius:50%;color:var(--si-muted);display:inline-flex;flex:0 0 18px;font-size:.66rem;font-weight:800;height:18px;justify-content:center;margin-left:auto;position:relative;width:18px}.si-tool-wrapper .si-help-tip:after{background:var(--si-secondary);border-radius:8px;bottom:calc(100% + 9px);color:#fff;content:attr(data-si-tooltip);font-size:.7rem;font-weight:500;left:50%;line-height:1.45;max-width:min(280px,76vw);opacity:0;padding:9px 11px;pointer-events:none;position:absolute;text-align:left;transform:translate(-50%,5px);transition:opacity .14s ease,transform .14s ease;visibility:hidden;white-space:normal;width:max-content;z-index:20}.si-tool-wrapper .si-help-tip:hover:after,.si-tool-wrapper .si-help-tip:focus:after,.si-tool-wrapper .si-help-tip:focus-visible:after{opacity:1;transform:translate(-50%);visibility:visible}.si-tool-wrapper .si-help-tip:focus,.si-tool-wrapper .si-help-tip:focus-visible{box-shadow:0 0 0 3px color-mix(in srgb,var(--si-primary) 18%,transparent);outline:none}.si-tool-wrapper .si-field-pair{display:grid;gap:8px;grid-template-columns:1fr 1fr}.si-tool-wrapper .si-progress{background:var(--si-card);border:1px solid var(--si-border);border-radius:var(--si-radius);margin-top:14px;padding:13px 15px}.si-tool-wrapper .si-progress[hidden],.si-tool-wrapper .si-stats[hidden],.si-tool-wrapper .si-toolbar[hidden]{display:none}.si-tool-wrapper .si-progress-copy{color:var(--si-muted);font-size:.76rem;margin-bottom:8px}.si-tool-wrapper .si-progress-track{background:var(--si-soft-strong);border-radius:999px;height:7px;overflow:hidden}.si-tool-wrapper .si-progress-fill{background:linear-gradient(90deg,var(--si-primary),var(--si-accent));border-radius:inherit;display:block;height:100%;transition:width .18s ease;width:0}.si-tool-wrapper .si-stats{align-items:center;background:var(--si-card);border:1px solid var(--si-border);border-radius:var(--si-radius);display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:12px;padding:11px 14px}.si-tool-wrapper .si-uploaded-section{align-items:center;background:var(--si-card);border:1px solid var(--si-border);border-radius:var(--si-radius);display:flex;gap:16px;justify-content:space-between;margin-top:14px;padding:14px;scroll-margin-top:90px}.si-tool-wrapper .si-uploaded-section[hidden]{display:none}.si-tool-wrapper .si-uploaded-section:focus{outline:none}.si-tool-wrapper .si-uploaded-section-copy{min-width:0}.si-tool-wrapper .si-uploaded-section-copy h3{font-size:1rem;letter-spacing:-.015em;margin:0}.si-tool-wrapper .si-uploaded-section-copy span{color:var(--si-muted);display:block;font-size:.72rem;margin-top:2px}.si-tool-wrapper .si-uploaded-section .si-primary-button{font-size:.86rem;height:44px;min-width:210px;padding:0 24px}.si-tool-wrapper .si-stat{color:var(--si-muted);font-size:.74rem}.si-tool-wrapper .si-stat strong{color:var(--si-text);font-variant-numeric:tabular-nums}.si-tool-wrapper .si-stat-saving{background:color-mix(in srgb,var(--si-success) 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svg{width:12px;height:12px;stroke:var(--green);stroke-width:2.5;fill:none;flex-shrink:0}.csi-formats-heading{font-size:.88rem;font-weight:600;color:var(--ink2);margin-top:32px;margin-bottom:12px}.csi-formats-heading:not(:first-of-type){margin-top:28px}.csi-tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;margin-top:28px}.csi-tool-link{display:flex;align-items:center;gap:8px;font-size:.8rem;font-weight:500;color:var(--ink2);padding:10px 14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);transition:border-color .15s,background .15s;text-decoration:none!important}.csi-tool-link:hover{border-color:var(--accent);background:var(--accent-bg);color:var(--accent)}.csi-tool-link svg{width:12px;height:12px;stroke:var(--ink4);stroke-width:2;fill:none;flex-shrink:0}.csi-tool-link:hover 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ease}.csi-faq-item.csi-open .csi-faq-a{max-height:600px}.csi-faq-a-inner{padding:0 24px 20px;font-size:.86rem;color:var(--ink3);line-height:1.75}.csi-faq-a-inner a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}.csi-cta-section{padding:80px 0;text-align:center;background:var(--cta-bg);color:#fff;position:relative;overflow:hidden}.csi-cta-section:before{content:"";position:absolute;top:-100px;right:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(212,114,46,.15),transparent 70%);pointer-events:none}.csi-cta-section .csi-section-title{color:#fff}.csi-cta-section .csi-section-sub{color:#fff9;margin:0 auto}.csi-cta-section .csi-section-label{color:#ffffff59}.csi-cta-section .csi-section-label:before{background:#fff3}.csi-cta-btn{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:#fff!important;font-size:1.05rem;font-weight:600;padding:16px 36px;border-radius:var(--radius-lg);border:none;cursor:pointer;font-family:var(--font);box-shadow:0 4px 24px #d4722e59;transition:all .2s;margin-top:28px;text-decoration:none!important}.csi-cta-btn:hover{background:var(--accent2);transform:translateY(-2px);box-shadow:0 8px 32px #d4722e73;color:#fff!important}.csi-cta-btn svg{width:18px;height:18px;stroke:currentColor;stroke-width:2;fill:none}.csi-footer{padding:40px 0;text-align:center;font-size:.78rem;color:var(--ink4);border-top:1px solid var(--border)}@media(max-width:820px){.csi-hero h1{font-size:2.4rem}.csi-section-title{font-size:1.8rem}.csi-features-grid{grid-template-columns:repeat(2,1fr)}.csi-format-grid,.csi-use-grid{grid-template-columns:1fr}}@media(max-width:580px){.csi-container{padding:0 16px}.csi-section{padding:56px 0}.csi-hero{padding:72px 0 40px}.csi-hero 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