:root{color-scheme:light;--paper:#f6f4ed;--surface:#fffefa;--ink:#182326;--muted:#516067;--line:#d8d8d0;--accent:#0c685e;--accent-dark:#094b44;--accent-pale:#e1efeb;--warn:#735012;--warn-pale:#faf0d9;--error:#a52220;--error-pale:#f9e9e7;--focus:#175be6;font-family:"IBM Plex Sans","Segoe UI",system-ui,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);line-height:1.5;font-size:1rem}
[hidden]{display:none!important}
a{color:var(--accent-dark)}
button,input{font:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
.skip{position:absolute;left:1rem;top:-5rem;background:var(--surface);padding:.7rem 1rem;z-index:10}
.skip:focus{top:1rem}
.wrap{width:min(1080px,calc(100% - 2rem));margin:auto;overflow-wrap:anywhere}
.site-header{border-bottom:1px solid var(--line);background:var(--surface);padding-top:var(--safe-area-inset-top,env(safe-area-inset-top,0px))}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:76px}
.brand{display:inline-flex;align-items:center;gap:.55rem;color:var(--ink);font-weight:800;text-decoration:none;font-size:1.2rem;white-space:nowrap}
.mark{display:grid;place-items:center;width:34px;height:38px;border:2px solid var(--ink);border-top:7px solid var(--accent);font-family:Georgia,serif;font-size:1rem}
nav{display:flex;align-items:center;gap:.4rem;flex-wrap:wrap}
nav a{border-radius:4px;padding:.6rem .8rem;text-decoration:none;min-height:48px;display:inline-flex;align-items:center}
nav a:hover,nav a[aria-current]{background:var(--accent-pale);color:var(--accent-dark)}
.lang{display:flex;align-items:center;gap:.25rem;flex-shrink:0}
.lang button{min-width:48px;min-height:48px;padding:.4rem .75rem;white-space:nowrap;border:1px solid var(--line);border-radius:4px;background:var(--surface);color:var(--ink);font-size:.88rem;font-weight:700;cursor:pointer}
.lang button:hover{background:var(--accent-pale)}
.lang button[aria-pressed=true]{background:var(--accent-pale);border-color:var(--accent);color:var(--accent-dark)}
html[data-i18n-wait] body{visibility:hidden}
.heading{padding:3.1rem 0 1.3rem;max-width:850px}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.75rem;font-weight:800;color:var(--accent);margin:0 0 .7rem}
h1,h2,p{margin-top:0}
h1{font:normal clamp(2.5rem,6vw,4.6rem)/1.06 Georgia,"Times New Roman",serif;letter-spacing:-.04em;margin-bottom:1rem}
h1 em{color:var(--accent);font-weight:normal}
.heading>p:last-child{font-size:1.12rem;color:var(--muted);max-width:680px}
.steps{display:flex;gap:0;list-style:none;margin:1.3rem 0 1.6rem;padding:0;border-block:1px solid var(--line);color:var(--muted);font-size:.88rem;font-weight:700}
.steps li{flex:1;padding:.75rem 1rem;border-right:1px solid var(--line);overflow-wrap:anywhere}
.steps li:last-child{border-right:0}
.steps .current{color:var(--accent);background:var(--accent-pale)}
.layout{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(275px,1fr);align-items:start;gap:1rem}
.card{min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:clamp(1.1rem,3vw,1.8rem);box-shadow:0 2px 8px #18232609}
.section-heading{display:flex;gap:1rem;align-items:flex-start;margin-bottom:1rem}
.section-heading h2{font:normal 1.8rem/1.12 Georgia,"Times New Roman",serif;letter-spacing:-.02em;margin-bottom:.3rem}
.section-heading p{color:var(--muted);margin-bottom:0}
.step-no{color:var(--accent);font:700 .75rem/1.6 ui-monospace,monospace;letter-spacing:.12em;padding-top:.25rem}
.file-pick{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:85px;padding:1rem 1.2rem;border:2px dashed var(--accent);background:var(--accent-pale);border-radius:8px;cursor:pointer}
.file-pick strong{font-size:1.08rem;flex-shrink:0}
.file-pick span{font-size:.82rem;color:var(--muted);text-align:right}
.file-pick:hover{background:var(--accent-pale)}
input[type=file]{position:absolute;width:1px;height:1px;clip-path:inset(50%);overflow:hidden;white-space:nowrap}
.file-pick:has(+input[type=file]:focus-visible){outline:3px solid var(--focus);outline-offset:3px}
.small{font-size:.82rem;color:var(--muted)}
.file-list{margin:1.2rem 0;min-height:54px}
.empty{color:var(--muted);font-style:italic;margin:0}
.file-item{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.65rem 0;border-top:1px solid var(--line)}
.file-item:last-child{border-bottom:1px solid var(--line)}
.file-meta{min-width:0;overflow-wrap:anywhere}
.file-meta strong{display:block;line-height:1.3}
.file-meta small{color:var(--muted)}
.file-controls{display:flex;gap:.2rem;flex-shrink:0}
.icon-button{min-width:48px;min-height:48px;border:1px solid var(--line);background:var(--surface);border-radius:5px;color:var(--ink);cursor:pointer}
.icon-button:disabled{opacity:.45;cursor:not-allowed}
.icon-button:hover:not(:disabled){background:var(--accent-pale)}
.modes{border:0;border-top:1px solid var(--line);padding:1rem 0 0;margin:1.4rem 0 0}
.modes legend{font-weight:750;padding:0 .3rem 0 0}
.mode{display:flex;gap:.8rem;padding:.8rem;border:1px solid var(--line);border-radius:6px;margin:.6rem 0;cursor:pointer}
.mode:has(input:checked){border-color:var(--accent);background:var(--accent-pale)}
.mode input{width:19px;height:19px;accent-color:var(--accent);flex-shrink:0;margin:.15rem 0 0}
.mode strong,.mode small{display:block}
.mode small{color:var(--muted);font-size:.82rem;margin-top:.2rem}
.actions{display:flex;align-items:center;flex-wrap:wrap;gap:.6rem;margin:1.4rem 0 .5rem}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;max-width:100%;padding:.65rem 1.05rem;border-radius:6px;border:1px solid var(--line);text-decoration:none;font-weight:750;cursor:pointer;line-height:1.3;text-align:center;overflow-wrap:anywhere}
.button.primary{color:#fff;background:var(--accent);border-color:var(--accent)}
.button.primary:hover:not(:disabled){background:var(--accent-dark)}
.button.secondary{background:var(--surface);color:var(--ink)}
.button.secondary:hover:not(:disabled){background:var(--accent-pale)}
.button:disabled{opacity:.55;cursor:not-allowed}
.button[aria-disabled=true]{opacity:.55;cursor:wait}
.status{color:var(--muted);font-size:.9rem;margin:.5rem 0 0}
.error{padding:.8rem 1rem;background:var(--error-pale);border:1px solid var(--error);color:var(--error);font-weight:650;margin:.8rem 0 0}
.note{background:var(--surface);border-top:1px solid var(--warn)}
.note p{font-size:.9rem;color:var(--muted);border-top:1px solid var(--line);padding-top:.8rem;margin-bottom:.8rem}
.note .section-heading+p{border-top:0;padding-top:0}
.offline-state{color:var(--accent-dark)!important;font-weight:700}
.result{margin:1.1rem 0 2rem;border-color:var(--accent)}
.size-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;max-width:540px}
.size-grid p{display:flex;flex-direction:column;background:var(--paper);padding:.75rem 1rem;border:1px solid var(--line);margin:0}
.size-grid span{font-size:.83rem;color:var(--muted)}
.size-grid strong{font:700 1.35rem/1.3 ui-monospace,Consolas,monospace}
.size-message{font-weight:750;margin:.9rem 0}
.size-message.is-worse{color:var(--warn);background:var(--warn-pale);padding:.6rem .8rem;border:1px solid var(--warn)}
.preview-wrap{margin:1.3rem 0;display:flex;align-items:flex-start;gap:1rem;flex-wrap:wrap}
.preview-wrap canvas{max-width:min(100%,320px);height:auto;background:white;border:1px solid var(--line);box-shadow:0 3px 14px #18232622}
.preview-wrap p{max-width:320px}
.page-list{list-style:none;padding:0;margin:1rem 0}
.page-row{display:flex;flex-wrap:wrap;gap:1rem;padding:1rem 0;border-top:1px solid var(--line);break-inside:avoid}
.page-thumbnail{width:100px;flex-shrink:0;min-height:120px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:.3rem}
.page-thumbnail canvas{max-width:100%;height:auto;background:white;border:1px solid var(--line)}
.thumbnail-note{font-size:.75rem;color:var(--muted);text-align:center;overflow-wrap:anywhere}
.page-meta{min-width:0;flex:1 1 170px}
.page-select{display:flex;gap:.6rem;align-items:center;min-height:48px;font-weight:750;cursor:pointer}
.page-select input{width:22px;height:22px;flex-shrink:0;accent-color:var(--accent)}
.page-controls{display:flex;flex-wrap:wrap;gap:.4rem}
.page-controls button{padding-inline:.65rem}
.crop{margin-top:.8rem;border-top:1px solid var(--line)}
.crop summary{min-height:48px;padding:.65rem 0;cursor:pointer;font-weight:700;color:var(--accent-dark)}
.crop-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.6rem}
.crop-fields label{display:flex;flex-direction:column;gap:.3rem;font-size:.85rem}
.crop-fields input{width:100%;min-width:0;min-height:48px;padding:.5rem;border:1px solid var(--line);border-radius:4px;background:var(--surface);color:var(--ink);font-variant-numeric:tabular-nums;caret-color:var(--accent)}
.crop-fields input[aria-invalid=true]{border-color:var(--error)}
.crop-fields input:disabled{opacity:.55}
.page-row:has(.page-select input:not(:checked)) .page-thumbnail{opacity:.55}
.page-row:has(.page-select input:not(:checked)) .page-select{color:var(--muted)}
.page-meta .small{margin-bottom:.6rem}
footer{display:flex;justify-content:space-between;gap:1rem;padding:1rem 0 calc(2rem + var(--safe-area-inset-bottom,env(safe-area-inset-bottom,0px)));border-top:1px solid var(--line);font-size:.78rem;color:var(--muted)}
main,.header-row{padding-inline:var(--safe-area-inset-left,env(safe-area-inset-left,0px)) var(--safe-area-inset-right,env(safe-area-inset-right,0px))}
h1,h2{text-wrap:balance}
::selection{background:var(--accent-pale);color:var(--ink)}
@media(prefers-color-scheme:dark){:root{color-scheme:dark;--paper:#182326;--surface:#202f32;--ink:#f6f4ed;--muted:#c3cfce;--line:#4c5d60;--accent:#7fcbb7;--accent-dark:#ace8d9;--accent-pale:#294941;--warn:#ead28e;--warn-pale:#433921;--error:#ffb4a8;--error-pale:#4b2927;--focus:#9fbdff}.button.primary{background:var(--accent);color:var(--paper)}.button.primary:hover:not(:disabled){background:var(--accent-dark)}}
@media print{.site-header,.steps,.actions,.file-pick,.file-controls,.crop,footer{display:none}.layout{display:block}.card{box-shadow:none;border:0}.wrap{width:100%}.result{break-inside:avoid}body{background:white;color:black}}
@media(max-width:740px){.header-row{align-items:flex-start;flex-direction:column;padding:.8rem 0}nav{width:100%;gap:0}nav a{padding:.55rem .6rem}.heading{padding:2rem 0 .7rem}.steps{font-size:.75rem}.steps li{padding:.6rem .4rem}.layout{grid-template-columns:1fr}.note{order:2}.file-pick{flex-direction:column;align-items:flex-start}.file-pick span{text-align:left}.file-item{align-items:flex-start;flex-direction:column}.file-controls{align-self:flex-end}.actions>.button{flex:1 1 170px}footer{flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media(max-width:430px){.page-row{gap:.6rem}.page-thumbnail{width:74px}.page-controls{gap:.25rem}}
@media(min-width:741px){.header-row{flex-wrap:wrap;padding:.6rem 0}.header-row nav{flex:1 1 620px;justify-content:flex-end}.lang{margin-left:auto}}