.btn{--btn-bg: var(--color-surface);--btn-fg: var(--color-text);display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:var(--radius-sm);border:1px solid transparent;background:var(--btn-bg);color:var(--btn-fg);font-weight:600;line-height:1.2;text-decoration:none;text-align:center;white-space:nowrap;transition:background-color .15s var(--ease),border-color .15s var(--ease),transform .1s var(--ease),box-shadow .15s;user-select:none}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled,.btn[aria-disabled=true]{opacity:.55;cursor:not-allowed}.btn--primary{--btn-bg: var(--color-primary);--btn-fg: var(--color-on-primary)}.btn--primary:hover:not(:disabled){background:color-mix(in srgb,var(--color-primary) 88%,var(--color-text))}.btn--ghost{--btn-bg: transparent;border-color:var(--color-border)}.btn--ghost:hover:not(:disabled){background:var(--surface-2);border-color:var(--color-muted)}.btn--danger{--btn-bg: var(--color-danger);--btn-fg: var(--color-on-primary)}.btn--danger-text{color:var(--color-danger)}.btn--sm{min-height:40px;padding:0 14px;font-size:.9rem}@media(pointer:coarse){.btn--sm{min-height:44px}}.btn--lg{min-height:52px;padding:0 24px;font-size:1.05rem}.btn--xl{min-height:60px;padding:0 32px;font-size:1.15rem;border-radius:var(--radius);box-shadow:var(--shadow)}.btn--block{width:100%}.btn--grow{flex:1}.btn.is-loading{position:relative;color:transparent!important}.btn.is-loading:after{content:"";position:absolute;width:20px;height:20px;border-radius:50%;border:2px solid var(--btn-fg);border-right-color:transparent;animation:spin .7s linear 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1fr}}.field{display:grid;gap:6px}.field>label,.plan-picker__legend{font-weight:600;font-size:.95rem}.field__help{font-size:.85rem;color:var(--color-muted)}.field__error{font-size:.85rem;color:var(--color-danger)}.field__error:empty{display:none}.field__help.is-error{color:var(--color-danger)}.field__help.is-success{color:var(--color-success)}.req{color:var(--color-danger)}.input,.select{width:100%;min-height:46px;padding:10px 14px;border-radius:var(--radius-sm);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);transition:border-color 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.input{flex:1;min-width:0}.check{display:inline-flex;align-items:center;gap:10px;min-height:44px;cursor:pointer;font-weight:500}.check input{width:20px;height:20px;accent-color:var(--color-primary);flex-shrink:0}.check--sm{font-size:.9rem;min-height:40px}.form-error{padding:10px 14px;border-radius:var(--radius-sm);background:color-mix(in srgb,var(--color-danger) 10%,var(--color-surface));color:var(--color-danger);border:1px solid color-mix(in srgb,var(--color-danger) 30%,transparent);font-size:.92rem}.form-note{font-size:.92rem;color:var(--color-muted)}.form-note:empty{display:none}.fine-print{font-size:.8rem;color:var(--color-muted);text-align:center}.switch{display:inline-flex;align-items:center;gap:12px;min-height:44px;cursor:pointer;position:relative;font-weight:600}.switch input{position:absolute;opacity:0;width:46px;height:28px;margin:0;cursor:pointer}.switch__track{width:46px;height:28px;border-radius:999px;background:var(--color-border);position:relative;transition:background-color .2s;flex-shrink:0}.switch__track:after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:var(--color-surface);box-shadow:var(--shadow-sm);transition:transform .2s var(--ease)}.switch input:checked+.switch__track{background:var(--color-primary)}.switch input:checked+.switch__track:after{transform:translate(18px)}.switch input:focus-visible+.switch__track{box-shadow:var(--focus-ring)}.segmented{display:inline-flex;padding:4px;gap:4px;border-radius:999px;background:var(--surface-2);border:1px solid var(--color-border);max-width:100%}.segmented__btn,.segmented__opt{position:relative;display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 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var(--ease)}.toast>svg{flex-shrink:0;margin-top:1px}.toast--success{border-left-color:var(--color-success)}.toast--success>svg{color:var(--color-success)}.toast--error{border-left-color:var(--color-danger)}.toast--error>svg{color:var(--color-danger)}.toast--warning{border-left-color:var(--color-warning)}.toast--warning>svg{color:var(--color-warning)}.toast__msg{flex:1;font-size:.95rem;padding-top:1px}.toast__close{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;color:var(--color-muted);flex-shrink:0}.toast__close:hover{background:var(--surface-2)}.toast--leaving{opacity:0;transform:translateY(6px);transition:opacity .2s,transform .2s}@keyframes toast-in{0%{opacity:0;transform:translateY(10px)}}body.has-modal{overflow:hidden}.modal-overlay{position:fixed;inset:0;z-index:200;display:flex;align-items:flex-end;justify-content:center;background:color-mix(in srgb,var(--color-bg) 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var(--ease)}.modal--sm{max-width:440px}.modal--md{max-width:600px}.modal--lg{max-width:860px}.modal__head{padding:20px 20px 8px 28px}.modal__body{padding:8px 28px 28px}}@keyframes fade-in{0%{opacity:0}}@keyframes sheet-up{0%{transform:translateY(40px);opacity:0}}@keyframes pop-in{0%{transform:scale(.97);opacity:0}}.auth{display:grid;gap:16px}.auth__reason{padding:12px 14px;border-radius:var(--radius-sm);background:var(--tint-primary);font-weight:500}.auth .segmented{width:100%}.auth .segmented__btn{flex:1}.progress{height:12px;border-radius:999px;background:var(--surface-2);border:1px solid var(--color-border);overflow:hidden}.progress__bar{height:100%;width:0;border-radius:inherit;background:var(--color-primary);transition:width .3s var(--ease)}.table-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius);border:1px solid var(--color-border);background:var(--color-surface)}.table{width:100%;border-collapse:collapse;font-size:.95rem}.table th,.table td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--color-border);vertical-align:middle}.table thead th{font-size:.85rem;color:var(--color-muted);font-weight:600;background:var(--surface-2);white-space:nowrap}.table tbody tr:last-child th,.table tbody tr:last-child td{border-bottom:0}.tool-icon{--cat: var(--cat-organize);display:inline-grid;place-items:center;width:52px;height:52px;flex-shrink:0;border-radius:var(--radius);color:var(--cat);background:color-mix(in srgb,var(--cat) 14%,var(--color-surface))}.tool-icon--organize{--cat: var(--cat-organize)}.tool-icon--optimize{--cat: var(--cat-optimize)}.tool-icon--convert-to{--cat: var(--cat-convert-to)}.tool-icon--convert-from{--cat: var(--cat-convert-from)}.tool-icon--edit{--cat: var(--cat-edit)}.tool-icon--security{--cat: var(--cat-security)}.tool-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:12px}@media(min-width:520px){.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}}@media(min-width:900px){.tool-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(min-width:1180px){.tool-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}.tool-grid__loading{grid-column:1 / -1;display:flex;align-items:center;justify-content:center;gap:10px;padding:48px 0;color:var(--color-muted)}.tool-card{position:relative;display:grid;grid-template-columns:auto 1fr;grid-template-areas:"icon name" "icon desc";column-gap:14px;row-gap:4px;align-content:start;padding:18px;min-height:100%;border-radius:var(--radius-lg);background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text);text-decoration:none;box-shadow:var(--shadow-sm);transition:transform .15s var(--ease),box-shadow .15s var(--ease),border-color .15s}.tool-card .tool-icon{grid-area:icon}.tool-card__name{grid-area:name;font-weight:700;font-size:1.05rem;padding-right:64px}.tool-card__desc{grid-area:desc;color:var(--color-muted);font-size:.9rem;line-height:1.45}.tool-card__badge{position:absolute;top:14px;right:14px}a.tool-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--color-primary) 35%,var(--color-border))}.tool-card.is-disabled{cursor:default;opacity:.7}.tool-card.is-disabled .tool-icon{filter:grayscale(.6)}@media(min-width:520px){.tool-card{grid-template-columns:1fr;grid-template-areas:"icon" "name" "desc";row-gap:8px;padding:22px}.tool-card .tool-icon{margin-bottom:6px}.tool-card__name{padding-right:0}}.plan-picker{display:grid;gap:20px}.plan-picker fieldset{border:0;padding:0;min-width:0}.plan-picker__legend{display:block;margin-bottom:10px}.plan-picker__quality{text-align:center}.plan-picker__quality .plan-picker__legend{width:100%}.plan-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:12px}@media(min-width:640px){.plan-grid{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}}.plan-card{position:relative;display:flex;flex-direction:column;gap:4px;padding:20px 18px;border-radius:var(--radius-lg);border:2px solid var(--color-border);background:var(--color-surface);cursor:pointer;transition:border-color .15s,box-shadow .15s,transform .15s var(--ease)}.plan-card:hover{border-color:color-mix(in srgb,var(--color-primary) 45%,var(--color-border))}.plan-card.is-selected{border-color:var(--color-primary);box-shadow:0 0 0 4px var(--tint-primary)}.plan-card__radio{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}.plan-card__badge{position:absolute;top:-12px;left:16px;padding:2px 10px;border-radius:999px;background:var(--color-primary);color:var(--color-on-primary);font-size:.75rem;font-weight:700}.plan-card__title{font-weight:700;font-size:1.05rem}.plan-card__price{display:flex;align-items:baseline;flex-wrap:wrap;gap:8px}.plan-card__price strong{font-size:1.9rem;letter-spacing:-.02em}.plan-card__was{color:var(--color-muted)}.plan-card__per,.plan-card__desc{color:var(--color-muted);font-size:.88rem}.plan-card__name{font-weight:600;margin-top:6px}.plan-card__features{list-style:none;display:grid;gap:6px;margin-top:12px;font-size:.9rem}.plan-card__features li{display:flex;gap:8px;align-items:flex-start}.plan-card__features svg{color:var(--color-success);flex-shrink:0;margin-top:3px}.plan-card__check{position:absolute;top:14px;right:14px;display:grid;place-items:center;width:24px;height:24px;border-radius:50%;border:2px solid var(--color-border);color:transparent}.plan-card.is-selected .plan-card__check{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-on-primary)}.plan-picker--compact .plan-card{padding:16px 14px}.plan-picker--compact .plan-card__price strong{font-size:1.5rem}.plan-picker__renew{display:flex;flex-wrap:wrap;align-items:center;gap:4px 12px;padding:12px 16px;border-radius:var(--radius);background:var(--surface-2)}.plan-picker__renew .field__help{flex-basis:100%}.plan-picker__note{font-size:.9rem}.paywall{display:grid;gap:18px}.paywall__ready{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:var(--radius);background:color-mix(in srgb,var(--color-success) 12%,var(--color-surface));color:var(--color-text);font-weight:600;font-variant-numeric:tabular-nums}.paywall__ready svg{color:var(--color-success);flex-shrink:0}.paywall__ready.is-expired{background:color-mix(in srgb,var(--color-warning) 12%,var(--color-surface))}.paywall__ready.is-expired svg{color:var(--color-warning)}.paywall__msg{font-weight:500}.paywall__currency{display:flex;align-items:center;gap:10px;justify-content:flex-end}.paywall__currency:empty{display:none}.paywall__summary{display:grid;gap:16px;padding-top:8px;border-top:1px solid var(--color-border)}@media(min-width:720px){.paywall__summary{grid-template-columns:1fr 1fr;align-items:start}.paywall__summary .gateways,.paywall__summary .paywall__status,.paywall__summary .fine-print{grid-column:1 / -1}}.quote{display:grid;gap:6px;font-variant-numeric:tabular-nums}.quote__row{display:flex;justify-content:space-between;gap:12px}.quote__row--discount span:last-child{color:var(--color-success);font-weight:600}.quote__row--muted{color:var(--color-muted);font-size:.9rem}.quote__total{padding-top:8px;border-top:1px dashed var(--color-border);font-size:1.1rem}.quote__note{font-size:.85rem;text-align:right}.gateways{display:grid;gap:10px}.gateway-btn{white-space:normal}.gateway-btn__logo{height:20px;width:auto;border-radius:4px;background:var(--color-surface);padding:1px}.paywall__status{display:flex;align-items:center;gap:10px}.paywall__status:empty{display:none}.cmp-yes{color:var(--color-success)}.cmp-no{color:var(--color-muted)}.tool-root{min-height:60vh}.tool-loading{display:flex;justify-content:center;align-items:center;gap:10px;padding:80px 0;color:var(--color-muted)}.tool-head{display:flex;align-items:center;gap:16px}.tool-head__title{font-size:1.6rem}.tool-head__desc{color:var(--color-muted);margin-top:4px;font-size:1.05rem}.tool-head--small{gap:12px;min-width:0}.tool-head--small .tool-icon{width:40px;height:40px}.tool-head--small .tool-head__title{font-size:1.2rem}.tool-select{display:flex;flex-direction:column;align-items:center;text-align:center;padding-top:40px;gap:24px}.tool-select .tool-head{flex-direction:column}.tool-select .tool-icon{width:72px;height:72px}.tool-select .tool-head__title{font-size:2rem}@media(min-width:768px){.tool-select{padding-top:56px}.tool-select .tool-head__title{font-size:2.5rem}}.tool-select>.alert{text-align:left;width:100%;max-width:720px}.tool-select__paste{font-size:.88rem;display:none}@media(pointer:fine){.tool-select__paste{display:block}}.dropzone{width:100%;max-width:720px;padding:40px 20px;border-radius:var(--radius-lg);border:2px dashed color-mix(in srgb,var(--color-primary) 40%,var(--color-border));background:color-mix(in srgb,var(--color-primary) 4%,var(--color-surface));cursor:pointer;transition:background-color .15s,border-color .15s}.dropzone:hover{border-color:var(--color-primary);background:var(--tint-primary)}.dropzone__inner{display:flex;flex-direction:column;align-items:center;gap:12px}.dropzone__btn{min-width:min(100%,280px)}.dropzone__hint{font-weight:600;color:var(--color-muted)}.dropzone__sub{font-size:.85rem}@media(min-width:768px){.dropzone{padding:64px 32px}}.drop-overlay{position:fixed;inset:0;z-index:150;display:none;place-items:center;padding:24px;background:color-mix(in srgb,var(--color-primary) 18%,transparent);pointer-events:none}.drop-overlay.is-active{display:grid}.drop-overlay__inner{display:flex;flex-direction:column;align-items:center;gap:12px;padding:40px 56px;border-radius:var(--radius-lg);border:3px dashed var(--color-primary);background:var(--color-surface);color:var(--color-primary);font-weight:700;font-size:1.2rem;box-shadow:var(--shadow-lg)}.workspace{display:grid;grid-template-columns:minmax(0,1fr);min-height:calc(100vh - var(--header-h))}.ws-main{padding:20px var(--gutter) 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