.base64-studio-tool{gap:18px;display:grid}.base64-studio-header{border:1px solid var(--color-border);background:var(--color-surface);border-radius:15px;justify-content:space-between;align-items:center;gap:16px;padding:13px;display:flex}.base64-studio-mode-switch{background:#f1f3f8;border-radius:11px;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;padding:5px;display:grid}.base64-studio-mode-switch button,.base64-studio-reset,.base64-studio-source-switch button,.base64-panel-actions button,.base64-studio-panel footer button,.base64-clear-button{border:1px solid var(--color-border);min-height:40px;color:var(--color-text);cursor:pointer;background:#fff;border-radius:9px;justify-content:center;align-items:center;gap:7px;padding-inline:13px;font-weight:700;display:inline-flex}.base64-studio-mode-switch button{background:0 0;border-color:#0000}.base64-studio-mode-switch button.is-active,.base64-studio-source-switch button.is-active{border-color:var(--color-primary);background:var(--color-primary);color:#fff}.base64-studio-source-switch{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;max-width:430px;display:grid}.base64-studio-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.base64-studio-panel{border:1px solid var(--color-border);background:var(--color-surface);border-radius:17px;grid-template-rows:auto minmax(0,1fr) auto;min-width:0;min-height:560px;display:grid;overflow:hidden}.base64-studio-panel>header{border-bottom:1px solid var(--color-border);background:#f8f9fc;justify-content:space-between;align-items:center;gap:12px;min-height:55px;padding:10px 13px;display:flex}.base64-studio-panel>header>div:first-child{align-items:center;gap:8px;font-weight:750;display:flex}.base64-studio-panel>header svg{color:var(--color-primary)}.base64-panel-actions{gap:6px;display:flex}.base64-panel-actions button:disabled,.base64-studio-panel footer button:disabled{opacity:.45;cursor:default}.base64-studio-panel>textarea{resize:none;color:#e2e8f3;overflow-wrap:anywhere;background:#101522;border:0;outline:0;width:100%;height:100%;min-height:450px;padding:17px;font:13px/1.65 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace}.base64-studio-panel>footer{border-top:1px solid var(--color-border);min-height:48px;color:var(--color-text-secondary);background:#f8f9fc;justify-content:space-between;align-items:center;gap:12px;padding:8px 13px;font-size:10px;display:flex}.base64-file-dropzone{border:2px dashed var(--color-border);text-align:center;cursor:pointer;background:linear-gradient(145deg,#fff,#f5f7ff);align-content:center;place-items:center;gap:10px;min-height:450px;padding:30px;transition:all .18s;display:grid}.base64-file-dropzone:hover,.base64-file-dropzone.is-dragging{border-color:var(--color-primary);background:var(--color-primary-soft)}.base64-file-dropzone>svg{color:var(--color-primary)}.base64-file-dropzone strong{text-overflow:ellipsis;white-space:nowrap;max-width:100%;overflow:hidden}.base64-file-dropzone span{color:var(--color-text-secondary);font-size:11px}.base64-file-dropzone button{background:var(--color-primary);color:#fff;border:0;border-radius:10px;min-height:42px;padding-inline:15px;font-weight:750}.base64-studio-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.base64-studio-options label{border:1px solid var(--color-border);cursor:pointer;background:#f8f9fc;border-radius:14px;grid-template-columns:auto minmax(0,1fr);align-items:start;gap:10px;padding:16px;display:grid}.base64-studio-options input{width:18px;height:18px;accent-color:var(--color-primary)}.base64-studio-options strong,.base64-studio-options small{display:block}.base64-studio-options small{color:var(--color-text-secondary);margin-top:4px;line-height:1.5}.base64-preview-card{border:1px solid var(--color-border);background:var(--color-surface);border-radius:16px;padding:18px}.base64-preview-card>header{align-items:flex-start;gap:9px;display:flex}.base64-preview-card>header svg{color:var(--color-primary)}.base64-preview-card h3{margin:0}.base64-preview-card p{color:var(--color-text-secondary);margin:4px 0 0;font-size:11px}.base64-preview-card img{object-fit:contain;background:#edf0f6;border-radius:12px;max-width:100%;max-height:480px;margin:17px auto 0;display:block}.base64-decode-layout{grid-template-columns:minmax(0,1fr) 330px;gap:16px;display:grid}.base64-decode-settings{border:1px solid var(--color-border);background:var(--color-surface);border-radius:17px;align-content:start;gap:14px;padding:19px;display:grid}.base64-decode-settings h3{margin:0}.base64-decode-settings label{gap:7px;display:grid}.base64-decode-settings label>span{color:var(--color-text-secondary);text-transform:uppercase;font-size:10px;font-weight:700}.base64-decode-settings input{border:1px solid var(--color-border);background:#fff;border-radius:9px;min-height:43px;padding-inline:11px}.base64-decode-button{background:var(--color-primary);color:#fff;cursor:pointer;border:0;border-radius:11px;justify-content:center;align-items:center;gap:8px;min-height:48px;font-weight:750;display:flex}.base64-decode-button:disabled{opacity:.48;cursor:default}.base64-info-note{background:var(--color-primary-soft);color:var(--color-text-secondary);border-radius:11px;grid-template-columns:auto minmax(0,1fr);gap:8px;padding:12px;font-size:10px;line-height:1.55;display:grid}.base64-info-note svg{color:var(--color-primary)}.base64-decoded-result{background:#eefaf4;border:1px solid #bde3cf;border-radius:17px;gap:16px;padding:19px;display:grid}.base64-decoded-result>header{grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:13px;display:grid}.base64-decoded-result>header>svg{color:#267452}.base64-decoded-result>header span,.base64-decoded-result>header strong,.base64-decoded-result>header small{display:block}.base64-decoded-result>header span{color:#267452;text-transform:uppercase;font-size:10px;font-weight:750}.base64-decoded-result>header strong{margin-top:3px}.base64-decoded-result>header small{color:var(--color-text-secondary);margin-top:3px}.base64-decoded-result>header button{color:#fff;cursor:pointer;background:#2d9b67;border:0;border-radius:10px;justify-content:center;align-items:center;gap:7px;min-height:44px;padding-inline:14px;font-weight:750;display:inline-flex}.base64-decoded-preview{background:#fff;border:1px solid #cce4d7;border-radius:13px;place-items:center;padding:16px;display:grid}.base64-decoded-preview img{object-fit:contain;max-width:100%;max-height:520px;display:block}.base64-decoded-preview.is-pdf{height:620px;padding:0;overflow:hidden}.base64-decoded-preview iframe{border:0;width:100%;height:100%}.base64-decoded-text{background:#fff;border:1px solid #cce4d7;border-radius:13px;overflow:hidden}.base64-decoded-text>div{border-bottom:1px solid var(--color-border);background:#f8f9fc;align-items:center;gap:8px;padding:11px 13px;display:flex}.base64-decoded-text>div svg{color:var(--color-primary)}.base64-decoded-text>div button{border:1px solid var(--color-border);cursor:pointer;background:#fff;border-radius:8px;align-items:center;gap:6px;min-height:36px;margin-left:auto;display:flex}.base64-decoded-text textarea{resize:vertical;color:#e2e8f3;background:#101522;border:0;outline:0;width:100%;min-height:300px;padding:16px;font:13px/1.65 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace}.base64-binary-result{text-align:center;background:#fff;border:1px dashed #b7d9c6;border-radius:13px;align-content:center;place-items:center;gap:8px;min-height:190px;padding:20px;display:grid}.base64-binary-result svg{color:#267452}.base64-binary-result span{max-width:600px;color:var(--color-text-secondary);font-size:11px;line-height:1.55}.base64-studio-status{border:1px solid var(--color-border);border-radius:13px;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:9px;padding:14px;display:grid}.base64-studio-status.is-success{color:#267452;background:#eefaf4;border-color:#bde3cf}.base64-studio-status.is-error{color:#9e3434;background:#fff1f1;border-color:#efbcbc}.base64-studio-status span{color:var(--color-text-secondary);font-size:11px}.base64-studio-privacy{color:var(--color-text-secondary);justify-content:center;align-items:center;gap:8px;font-size:11px;display:flex}.base64-studio-privacy svg{color:#267452}.is-spinning{animation:.8s linear infinite base64-studio-spin}@keyframes base64-studio-spin{to{transform:rotate(360deg)}}@media (width<=950px){.base64-studio-grid,.base64-decode-layout{grid-template-columns:1fr}.base64-decode-settings{grid-template-columns:repeat(2,minmax(0,1fr))}.base64-decode-settings h3,.base64-decode-button,.base64-info-note{grid-column:1/-1}}@media (width<=700px){.base64-studio-header{flex-direction:column;align-items:stretch}.base64-studio-reset{width:100%}.base64-studio-options{grid-template-columns:1fr}.base64-studio-panel>header{flex-direction:column;align-items:flex-start}.base64-panel-actions{width:100%}.base64-panel-actions button{flex:1}.base64-decode-settings{grid-template-columns:1fr}.base64-decode-settings h3,.base64-decode-button,.base64-info-note{grid-column:auto}.base64-decoded-result>header{grid-template-columns:auto minmax(0,1fr)}.base64-decoded-result>header button{grid-column:1/-1;width:100%}.base64-decoded-preview.is-pdf{height:480px}}