:root{--tool-border: rgba(0, 109, 119, .14);--tool-focus: 0 0 0 4px rgba(131, 197, 190, .38)}.tool-page{background:linear-gradient(180deg,#ffddd257,#edf6f900 360px),var(--mist)}.tool-shell{width:min(1180px,calc(100% - 32px));margin-inline:auto;padding-block:clamp(44px,7vw,86px)}.tool-hero{max-width:860px;margin-bottom:clamp(28px,5vw,44px)}.tool-hero h1{margin-bottom:16px;font-size:clamp(2.35rem,6vw,4.75rem)}.tool-hero p{max-width:720px;color:var(--muted);font-size:clamp(1rem,2vw,1.18rem)}.tool-trust-list{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 0;padding:0;list-style:none}.tool-trust-list li,.tool-pill{border:1px solid rgba(0,109,119,.14);border-radius:999px;background:#ffffffb8;color:var(--deep-teal);padding:8px 12px;font-size:.84rem;font-weight:800}.tool-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,340px);align-items:start;gap:20px}.tool-layout-controls-left{grid-template-columns:minmax(260px,320px) minmax(0,1fr)}.tool-workspace,.tool-sidebar{display:grid;gap:18px}.tool-sidebar{position:sticky;top:92px}.tool-card-panel{border:1px solid var(--tool-border);border-radius:8px;background:#ffffffdb;box-shadow:0 16px 48px #006d7714}.upload-zone{padding:14px}.upload-dropzone{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:18px;min-height:220px;border:2px dashed rgba(0,109,119,.22);border-radius:8px;background:#edf6f9b8;padding:clamp(18px,4vw,30px);cursor:pointer;overflow-wrap:anywhere;transition:border-color .16s ease,background .16s ease,transform .16s ease}.upload-dropzone:hover,.upload-dropzone.is-dragging{border-color:var(--deep-teal);background:#83c5be2e}.button:focus-visible,.upload-dropzone:focus-within,.tool-field input:focus,.tool-field select:focus,.tool-check input:focus-visible{outline:none;box-shadow:var(--tool-focus)}.upload-input{position:absolute;inline-size:1px;block-size:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}.upload-icon{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:8px;background:var(--deep-teal);color:var(--white)}.upload-icon svg{width:34px;height:34px;fill:currentColor}.upload-dropzone h2,.panel-heading h2{margin-bottom:6px;font-size:clamp(1.25rem,2vw,1.6rem)}.upload-dropzone p,.preview-empty p,.export-panel p{margin-bottom:0;color:var(--muted)}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid rgba(0,109,119,.1);padding:22px 22px 18px}.panel-heading.compact{padding-bottom:14px}.preview-empty,.preview-output,.settings-form,.export-panel>p,.export-actions{padding:22px}.preview-empty{min-height:220px;display:grid;place-items:center;text-align:center}.preview-output{display:grid;gap:12px;content-visibility:auto;contain-intrinsic-size:420px}.preview-item{display:grid;grid-template-columns:72px minmax(0,1fr);align-items:center;gap:14px;border:1px solid rgba(0,109,119,.12);border-radius:8px;background:var(--mist);padding:12px}.preview-thumb{display:grid;place-items:center;width:72px;height:72px;overflow:hidden;border-radius:8px;background:var(--white);color:var(--deep-teal);font-weight:900}.preview-thumb img{width:100%;height:100%;object-fit:cover}.pdf-preview-item{grid-template-columns:minmax(92px,132px) minmax(0,1fr)}.pdf-preview-canvas{display:block;width:100%;height:auto;border:1px solid rgba(0,109,119,.12);border-radius:6px;background:var(--white);box-shadow:0 10px 26px #006d7714}.preview-meta strong,.preview-meta span{display:block}.preview-meta span{color:var(--muted);font-size:.92rem;overflow-wrap:anywhere}.settings-form{display:grid;gap:16px}.tool-field,.tool-check{display:grid;gap:8px;color:var(--ink);font-weight:800}.tool-field input,.tool-field select{width:100%;border:1px solid rgba(0,109,119,.18);border-radius:8px;background:var(--white);color:var(--ink);padding:12px;font:inherit}.tool-field input[type=range]{padding:0;accent-color:var(--deep-teal)}.range-control{display:grid;grid-template-columns:minmax(0,1fr) 54px;align-items:center;gap:12px}.range-control output{border-radius:8px;background:var(--mist);color:var(--deep-teal);padding:8px 10px;text-align:center;font-weight:900}.tool-check{grid-template-columns:18px minmax(0,1fr);align-items:start;color:var(--muted);font-weight:700}.tool-check input{width:18px;height:18px;accent-color:var(--deep-teal)}.export-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding-top:0}.export-actions .button,.crop-actions .button,.pdf-merge-actions .button{min-height:44px}.export-actions .button-quiet{grid-column:1 / -1}.button-quiet{background:var(--white);border-color:#006d772e;color:var(--muted)}.button:disabled{cursor:not-allowed;opacity:.5;box-shadow:none}.tool-status-region{display:grid;gap:12px}.tool-alert,.tool-progress{border-radius:8px;padding:16px}.tool-alert-error{border:1px solid rgba(226,149,120,.42);background:var(--peach);color:#613224}.tool-alert p{margin:6px 0 0}.tool-progress{border:1px solid rgba(0,109,119,.16);background:var(--white)}.tool-progress-header{display:flex;justify-content:space-between;gap:12px;margin-bottom:10px;color:var(--deep-teal)}.tool-progress-track{height:10px;overflow:hidden;border-radius:999px;background:#006d771f}.tool-progress-track span{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--soft-teal),var(--deep-teal));transition:width .18s ease}[hidden]{display:none!important}@media (max-width: 980px){.tool-layout,.tool-layout-controls-left{grid-template-columns:1fr}.tool-sidebar{position:static;grid-template-columns:1fr 1fr}}@media (max-width: 720px){.upload-dropzone,.preview-item{grid-template-columns:1fr}.upload-dropzone{align-items:stretch}.upload-icon{width:56px;height:56px}.tool-sidebar,.export-actions{grid-template-columns:1fr}.panel-heading{align-items:flex-start;flex-direction:column}.pdf-preview-item{grid-template-columns:1fr}.pdf-preview-canvas{max-width:100%}}@media (prefers-reduced-motion: reduce){.upload-dropzone,.tool-progress-track span{transition:none}}