/* ============================================================
   ImageBloom — styles
   ============================================================ */
:root{
  --bg:#f6f7fb;--bg-soft:#fff;--card:#fff;--card-2:#f1f3f9;
  --text:#1a1c27;--text-soft:#5b6072;--text-dim:#8a8fa3;--border:#e6e8f0;
  --accent:#6366f1;--accent-2:#8b5cf6;--accent-3:#ec4899;--ok:#10b981;--warn:#f59e0b;
  --mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --shadow:0 1px 2px rgba(20,22,40,.04),0 8px 24px rgba(20,22,40,.06);
  --shadow-lg:0 12px 40px rgba(20,22,40,.12);--radius:18px;--maxw:1000px;
}
[data-theme="dark"]{
  --bg:#0c0e16;--bg-soft:#11131e;--card:#161927;--card-2:#1d2132;
  --text:#eef0f8;--text-soft:#aab0c6;--text-dim:#7a8099;--border:#262b3d;
  --accent:#818cf8;--accent-2:#a78bfa;--accent-3:#f472b6;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px rgba(0,0,0,.35);--shadow-lg:0 16px 50px rgba(0,0,0,.5);
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--text);line-height:1.55;
  background:radial-gradient(1100px 560px at 82% -10%,color-mix(in srgb,var(--accent-2) 16%,transparent),transparent 60%),radial-gradient(900px 480px at -10% 0%,color-mix(in srgb,var(--accent-3) 12%,transparent),transparent 55%),var(--bg);
  background-attachment:fixed;-webkit-font-smoothing:antialiased}
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:22px}
a{color:var(--accent)}
.skip-link{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:10px 16px;border-radius:8px;z-index:100}
.skip-link:focus{left:12px;top:12px}

.site-header{position:sticky;top:0;z-index:40;backdrop-filter:saturate(140%) blur(12px);background:color-mix(in srgb,var(--bg-soft) 75%,transparent);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:14px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:800;font-size:1.15rem;letter-spacing:-.02em}
.brand-mark{font-size:1.35rem;line-height:1}
.header-actions{display:flex;align-items:center;gap:10px}
.lang-select{appearance:none;-webkit-appearance:none;border:1px solid var(--border);background:var(--card);color:var(--text);border-radius:12px;padding:9px 30px 9px 12px;font-family:var(--sans);font-size:.88rem;font-weight:600;cursor:pointer;height:40px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238a8fa3' stroke-width='3' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center}
.theme-toggle{width:40px;height:40px;border-radius:12px;border:1px solid var(--border);background:var(--card);cursor:pointer;font-size:1.1rem;display:grid;place-items:center}
.theme-toggle:hover{background:var(--card-2)}

.hero{text-align:center;padding:clamp(36px,7vw,68px) 22px 8px}
.hero h1{font-size:clamp(2rem,5.5vw,3.4rem);line-height:1.06;letter-spacing:-.03em;margin:0 0 14px;font-weight:800}
.grad{background:linear-gradient(110deg,var(--accent),var(--accent-2) 45%,var(--accent-3));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{max-width:580px;margin:0 auto;color:var(--text-soft);font-size:clamp(1rem,2.2vw,1.12rem)}

.app{padding:26px 22px 8px;max-width:var(--maxw);margin-inline:auto}

/* Dropzone */
.dropzone{border:2px dashed var(--border);border-radius:var(--radius);background:var(--card);padding:46px 22px;text-align:center;cursor:pointer;transition:border-color .15s ease,background .15s ease}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 6%,var(--card))}
.dropzone .dz-icon{font-size:2.4rem;line-height:1}
.dropzone .dz-main{font-weight:700;font-size:1.1rem;margin-top:12px}
.dropzone .dz-sub{color:var(--text-dim);font-size:.9rem;margin-top:6px}

/* Settings */
.settings{display:none;gap:18px;flex-wrap:wrap;align-items:flex-end;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;margin-top:18px}
.settings.show{display:flex}
.set{display:flex;flex-direction:column;gap:6px}
.set label{font-size:.74rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--text-dim)}
.select,.num{border:1px solid var(--border);background:var(--bg-soft);color:var(--text);border-radius:11px;padding:10px 12px;font-family:var(--sans);font-size:.95rem}
.select{appearance:none;-webkit-appearance:none;cursor:pointer;padding-right:32px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238a8fa3' stroke-width='3' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}
.num{width:110px}
input[type=range]{width:170px;accent-color:var(--accent)}
.qual-val{font-family:var(--mono);font-size:.85rem;color:var(--text-soft);min-width:38px;display:inline-block}
.set-quality{display:flex;align-items:center;gap:10px}

/* Results */
.results{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.result{display:flex;align-items:center;gap:16px;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:14px;box-shadow:var(--shadow)}
.result .thumb{width:64px;height:64px;flex:none;border-radius:10px;object-fit:cover;background:var(--card-2);border:1px solid var(--border)}
.result .meta{flex:1;min-width:0}
.result .name{font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.result .sizes{font-size:.86rem;color:var(--text-soft);margin-top:3px;font-family:var(--mono)}
.result .arrow{color:var(--text-dim)}
.badge{display:inline-block;font-size:.78rem;font-weight:700;padding:2px 9px;border-radius:999px;margin-left:6px}
.badge.down{color:var(--ok);background:color-mix(in srgb,var(--ok) 14%,transparent)}
.badge.up{color:var(--warn);background:color-mix(in srgb,var(--warn) 16%,transparent)}
.result .dims{font-size:.8rem;color:var(--text-dim);margin-top:2px}
.result .dl{flex:none}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--border);background:var(--card-2);color:var(--text);padding:10px 16px;border-radius:11px;font-weight:600;font-size:.9rem;cursor:pointer;font-family:var(--sans);transition:all .15s ease;text-decoration:none}
.btn:hover{border-color:var(--accent);transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-color:transparent}
.btn-primary:hover{filter:brightness(1.07);color:#fff}
.btn-ghost{background:transparent;border:none;color:var(--text-dim)}
.btn-ghost:hover{color:var(--accent-3);transform:none}
.bulk-actions{display:none;gap:10px;margin-top:16px;align-items:center;flex-wrap:wrap}
.bulk-actions.show{display:flex}
.total-saved{margin-left:auto;font-size:.9rem;color:var(--text-soft);font-weight:600}
.pdf-bar{display:none;flex-direction:column;gap:14px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 20px;margin-top:14px}
.pdf-bar.show{display:flex}
.pdf-opts{display:flex;gap:18px;flex-wrap:wrap;align-items:flex-end}
.pdf-buttons{display:flex;gap:10px;flex-wrap:wrap}
.res-sel{width:18px;height:18px;flex:none;accent-color:var(--accent);cursor:pointer}
.meta-note{text-align:center;color:var(--text-dim);font-size:.82rem;margin:10px 0 0}
.res-rm{flex:none;border:none;background:transparent;color:var(--text-dim);font-size:1.1rem;line-height:1;padding:8px 10px;cursor:pointer;border-radius:9px}
.res-rm:hover{color:var(--accent-3);background:var(--card-2)}

/* Content + FAQ (shared with family) */
.content{max-width:780px;margin-inline:auto;padding:56px 22px 8px}
.eyebrow{display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);padding:4px 12px;border-radius:999px;margin-bottom:14px}
.content h2{font-size:clamp(1.5rem,4vw,2.1rem);letter-spacing:-.02em;margin:0 0 12px}
.content h3{font-size:1.12rem;margin:24px 0 8px}
.content p{color:var(--text-soft);line-height:1.75;margin:0 0 14px}
.content code{font-family:var(--mono);font-size:.88em;background:var(--card-2);border:1px solid var(--border);border-radius:6px;padding:1px 6px}
.content a{text-decoration:underline;text-underline-offset:2px}
.faq{padding-top:36px}
.faq-item{border:1px solid var(--border);border-radius:14px;background:var(--card);margin-bottom:10px;overflow:hidden}
.faq-item[open]{border-color:color-mix(in srgb,var(--accent) 40%,var(--border))}
.faq-item summary{cursor:pointer;list-style:none;padding:16px 18px;font-weight:600;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--accent);font-size:1.4rem;line-height:1}
.faq-item[open] summary::after{content:"\2212"}
.faq-a{padding:0 18px 18px;color:var(--text-soft);line-height:1.7}
.faq-a p{margin:0}
.doc h3{margin:26px 0 8px}.doc p{color:var(--text-soft);line-height:1.7;margin:0 0 12px}
.doc ul{color:var(--text-soft);line-height:1.7;padding-left:1.25em}.doc li{margin-bottom:8px}
.doc-meta{font-size:.88rem;color:var(--text-dim);margin:0 0 14px}

.site-footer{margin-top:44px;border-top:1px solid var(--border);padding:26px 0}
.footer-nav{display:flex;gap:8px 22px;justify-content:center;flex-wrap:wrap;margin-bottom:12px}
.footer-nav a{color:var(--text-soft);text-decoration:none;font-size:.88rem;font-weight:600}
.footer-nav a:hover{color:var(--accent)}
.site-footer p{text-align:center;color:var(--text-dim);font-size:.85rem;margin:0}

.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:var(--text);color:var(--bg);padding:11px 20px;border-radius:12px;font-size:.88rem;font-weight:600;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;z-index:80}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* Result actions */
.res-actions{display:flex;gap:8px;flex:none}
.cmp-btn{background:transparent}

/* Compare modal */
.modal{position:fixed;inset:0;z-index:90;display:grid;place-items:center;padding:20px}
.modal-backdrop{position:absolute;inset:0;background:rgba(10,12,20,.6);backdrop-filter:blur(3px)}
.modal-box{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:18px;max-width:680px;width:100%;max-height:92vh;overflow:auto}
.modal-close{position:absolute;top:8px;right:12px;border:none;background:transparent;color:var(--text-dim);font-size:1.7rem;line-height:1;cursor:pointer;z-index:2}
.modal-close:hover{color:var(--text)}
.cmp{position:relative;border-radius:12px;overflow:hidden;background:var(--card-2);user-select:none;line-height:0}
.cmp-base{display:block;width:100%;height:auto;object-fit:contain}
.cmp-top{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
.cmp-handle{position:absolute;top:0;bottom:0;width:2px;background:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.35);left:50%;pointer-events:none}
.cmp-tag{position:absolute;bottom:10px;font-size:.72rem;font-weight:700;letter-spacing:.03em;padding:3px 8px;border-radius:6px;background:rgba(10,12,20,.62);color:#fff}
.cmp-l{left:10px}.cmp-r{right:10px}
.cmp-range{width:100%;margin-top:14px;accent-color:var(--accent)}
.cmp-meta{margin-top:10px;text-align:center;font-size:.86rem;color:var(--text-soft);font-family:var(--mono)}

/* Flip checkboxes */
.chk{display:flex;align-items:center;gap:6px;color:var(--text-soft);font-size:.9rem;cursor:pointer}
.chk input{width:16px;height:16px;accent-color:var(--accent)}
.flip-row{display:flex;gap:14px;padding:8px 0}

/* Crop modal */
.crop-stage-wrap{display:flex;justify-content:center;max-width:100%;overflow:auto}
.crop-stage{position:relative;display:inline-block;line-height:0;touch-action:none;user-select:none}
.crop-stage img{display:block;max-width:100%;height:auto;border-radius:8px}
.crop-box{position:absolute;border:2px solid #fff;box-shadow:0 0 0 9999px rgba(10,12,20,.5);cursor:move;box-sizing:border-box}
.crop-h{position:absolute;width:14px;height:14px;background:#fff;border:1px solid var(--accent);border-radius:3px}
.crop-h[data-h="nw"]{left:-8px;top:-8px;cursor:nwse-resize}
.crop-h[data-h="ne"]{right:-8px;top:-8px;cursor:nesw-resize}
.crop-h[data-h="sw"]{left:-8px;bottom:-8px;cursor:nesw-resize}
.crop-h[data-h="se"]{right:-8px;bottom:-8px;cursor:nwse-resize}
.crop-actions{display:flex;gap:10px;justify-content:center;margin-top:14px}

@media(max-width:560px){.result{flex-wrap:wrap}.res-actions{width:100%}.res-actions .btn{flex:1}.num{width:90px}input[type=range]{width:130px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto}}