:root{color-scheme:light dark;--bg: #f4f4f6;--surface: #ffffff;--surface-2: #ececf0;--surface-3: #e5e5ea;--text: #111115;--text-secondary: #61616b;--text-tertiary: #8a8a94;--border: rgba(17, 17, 21, .09);--border-strong: rgba(17, 17, 21, .16);--accent: #3457e8;--accent-hover: #2946c5;--accent-contrast: #ffffff;--accent-soft: #eaeeff;--success: #197a4b;--success-soft: #e7f6ee;--warning: #945800;--warning-bg: #fff5e3;--danger: #bd352a;--danger-bg: #fff0ee;--photo-bg: #e9e9ee;--header-bg: rgba(244, 244, 246, .82);--glow: rgba(52, 87, 232, .1);--shadow-card: 0 8px 24px rgba(17, 17, 21, .06);--shadow-float: 0 18px 48px rgba(17, 17, 21, .16);--focus: #3457e8;--radius-lg: 22px;--radius-md: 16px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-synthesis:none;-webkit-text-size-adjust:100%;text-size-adjust:100%}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #0d0d10;--surface: #17171c;--surface-2: #202027;--surface-3: #2a2a33;--text: #f5f5f7;--text-secondary: #a6a6b0;--text-tertiary: #777782;--border: rgba(255, 255, 255, .09);--border-strong: rgba(255, 255, 255, .18);--accent: #7a8fff;--accent-hover: #94a5ff;--accent-contrast: #0d0e15;--accent-soft: #1e2542;--success: #55cf8d;--success-soft: #14291f;--warning: #f0b45c;--warning-bg: #2a2112;--danger: #ff8b7e;--danger-bg: #2c1715;--photo-bg: #25252d;--header-bg: rgba(13, 13, 16, .8);--glow: rgba(105, 126, 255, .12);--shadow-card: 0 8px 24px rgba(0, 0, 0, .24);--shadow-float: 0 18px 48px rgba(0, 0, 0, .5);--focus: #9aaaff}}:root[data-theme=dark]{--bg: #0d0d10;--surface: #17171c;--surface-2: #202027;--surface-3: #2a2a33;--text: #f5f5f7;--text-secondary: #a6a6b0;--text-tertiary: #777782;--border: rgba(255, 255, 255, .09);--border-strong: rgba(255, 255, 255, .18);--accent: #7a8fff;--accent-hover: #94a5ff;--accent-contrast: #0d0e15;--accent-soft: #1e2542;--success: #55cf8d;--success-soft: #14291f;--warning: #f0b45c;--warning-bg: #2a2112;--danger: #ff8b7e;--danger-bg: #2c1715;--photo-bg: #25252d;--header-bg: rgba(13, 13, 16, .8);--glow: rgba(105, 126, 255, .12);--shadow-card: 0 8px 24px rgba(0, 0, 0, .24);--shadow-float: 0 18px 48px rgba(0, 0, 0, .5);--focus: #9aaaff}*,*:before,*:after{box-sizing:border-box}[hidden]{display:none!important}html{min-height:100%;background:var(--bg)}body{margin:0;min-height:100svh;color:var(--text);background:radial-gradient(900px 520px at 50% -180px,var(--glow),transparent 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saturate(160%)}.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:0;border:0;background:transparent;color:var(--text);font-weight:700;letter-spacing:-.02em}.brand-badge{display:grid;width:34px;height:34px;place-items:center;border-radius:10px;background:var(--text);color:var(--bg);font-size:10px;font-weight:800;letter-spacing:.04em}.brand-name{font-size:18px}.header-tools{display:flex;align-items:center;gap:8px}.privacy-chip,.offline-chip{display:inline-flex;align-items:center;gap:6px;min-height:30px;padding:5px 10px;border-radius:999px;background:var(--success-soft);color:var(--success);font-size:11.5px;font-weight:650;letter-spacing:.01em;white-space:nowrap}.privacy-chip svg{width:14px;height:14px;stroke-width:2}.offline-chip{background:var(--warning-bg);color:var(--warning)}.icon-button{display:grid;width:42px;height:42px;place-items:center;padding:9px;border:1px solid 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h1{margin:0;max-width:630px;font-size:clamp(2.1rem,8.2vw,3.8rem);font-weight:760;letter-spacing:-.045em;line-height:1.02;text-wrap:balance}.hero-text{max-width:580px;margin:18px 0 0;color:var(--text-secondary);font-size:clamp(15px,4vw,17px);line-height:1.55}.tool-grid{display:grid;gap:11px;margin-top:6px}.tool-card{position:relative;display:flex;width:100%;min-height:112px;align-items:center;gap:15px;padding:18px;overflow:hidden;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-card);text-align:left;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.tool-icon{display:grid;width:54px;height:54px;flex:0 0 auto;place-items:center;border-radius:16px}.tool-icon svg{width:27px;height:27px;stroke-width:1.8}.tool-icon-photo{background:var(--accent-soft);color:var(--accent)}.tool-icon-merge{background:#7146d21f;color:#7146d2}.tool-icon-compress{background:#0a8f761f;color:#0a8f76}@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .tool-icon-merge{background:#9975ff29;color:#b49aff}:root:not([data-theme=light]) .tool-icon-compress{background:#40d2b024;color:#5fd6bb}}:root[data-theme=dark] .tool-icon-merge{background:#9975ff29;color:#b49aff}:root[data-theme=dark] .tool-icon-compress{background:#40d2b024;color:#5fd6bb}.tool-copy{display:flex;min-width:0;flex:1;flex-direction:column;gap:3px}.tool-title{font-size:19px;font-weight:700;letter-spacing:-.02em}.tool-description{color:var(--text-secondary);font-size:13.5px;line-height:1.35}.tool-arrow{display:grid;width:30px;height:30px;flex:0 0 auto;place-items:center;border-radius:50%;background:var(--surface-2);color:var(--text-secondary)}.tool-arrow svg{width:16px;height:16px}@media(hover:hover){.tool-card:hover{border-color:var(--border-strong);box-shadow:var(--shadow-float);transform:translateY(-2px)}}.trust-list{display:flex;margin:28px 0 0;padding:0;flex-wrap:wrap;gap:10px 20px;list-style:none;color:var(--text-secondary);font-size:12.5px}.trust-list li{display:flex;align-items:center;gap:7px}.trust-list svg{width:15px;height:15px;color:var(--success);stroke-width:2}.install-hint{display:inline-block;margin:22px 0 0;padding:8px 12px;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--text-secondary);font-size:12px}.install-panel{margin-top:22px;padding:16px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface)}.install-panel .button{width:100%}.install-note{margin:10px 0 0;color:var(--text-secondary);font-size:12px;line-height:1.5}.screen-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}.screen-head h2{margin:0;font-size:clamp(1.55rem,5.5vw,2rem);font-weight:740;letter-spacing:-.035em;line-height:1.1}.screen-head .eyebrow{margin-bottom:3px}.back-button{display:grid;width:44px;height:44px;flex:0 0 auto;place-items:center;padding:10px;border:1px solid var(--border);border-radius:14px;background:var(--surface);color:var(--text)}.back-button svg{width:22px;height:22px;stroke-width:2}.tool-lead{max-width:680px;margin:0 0 22px;color:var(--text-secondary);font-size:15px;line-height:1.55}.button{display:inline-flex;min-height:50px;align-items:center;justify-content:center;gap:8px;padding:0 20px;border:1px solid transparent;border-radius:14px;font-size:16px;font-weight:650;letter-spacing:-.01em;line-height:1.2;text-align:center;transition:background .15s ease,border-color .15s ease,opacity .15s ease,transform .1s ease}.button:active:not(:disabled){transform:scale(.985)}.button.primary{background:var(--accent);box-shadow:0 7px 18px color-mix(in srgb,var(--accent) 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img{display:block;width:100%;height:100%;object-fit:cover}.photo-index{position:absolute;top:6px;left:6px;display:grid;min-width:25px;height:25px;place-items:center;padding:0 6px;border-radius:999px;background:#0000009e;color:#fff;font-size:11px;font-weight:700;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.photo-remove{position:absolute;top:5px;right:5px;display:grid;width:28px;height:28px;place-items:center;padding:6px;border:0;border-radius:50%;background:#00000094;color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.photo-remove svg{width:14px;height:14px;stroke-width:2.2}.photo-controls{position:absolute;right:5px;bottom:5px;left:5px;display:flex;gap:4px}.photo-controls button{display:grid;min-width:0;height:30px;flex:1;place-items:center;padding:6px;border:0;border-radius:8px;background:#0000008f;color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.photo-controls button svg{width:15px;height:15px;stroke-width:2.2}.photo-controls button:disabled{opacity:.25}.sticky-actions{position:sticky;bottom:0;z-index:5;margin-top:10px;padding:12px 0 calc(var(--safe-bottom) + 12px);background:linear-gradient(to top,var(--bg) 0%,var(--bg) 62%,color-mix(in srgb,var(--bg) 84%,transparent) 82%,transparent 100%)}.pdf-slots{display:grid;gap:9px;margin:4px 0 16px}.pdf-slot{position:relative;display:flex;width:100%;min-height:118px;align-items:center;justify-content:center;padding:22px 18px 16px;border:1.5px dashed var(--border-strong);border-radius:20px;background:var(--surface);text-align:center;transition:border-color .15s ease,background .15s ease}.pdf-slot.has-file{border-style:solid;border-color:color-mix(in srgb,var(--accent) 38%,var(--border));background:color-mix(in srgb,var(--accent-soft) 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auto;place-items:center;border-radius:14px;background:var(--danger-bg);color:var(--danger)}.file-picker-icon svg{width:25px;height:25px}.file-picker-copy{display:flex;min-width:0;flex:1;flex-direction:column;gap:2px}.file-picker-title{overflow:hidden;font-size:15.5px;font-weight:650;text-overflow:ellipsis;white-space:nowrap}.file-picker-meta{color:var(--text-secondary);font-size:12.5px}.file-picker-action{flex:0 0 auto;color:var(--accent);font-size:13px;font-weight:650}.mode-fieldset{margin:22px 0 0;padding:0;border:0}.mode-card{position:relative;display:flex;align-items:flex-start;gap:11px;margin-top:9px;padding:15px;border:1.5px solid var(--border);border-radius:17px;background:var(--surface);cursor:pointer;transition:border-color .15s ease,background .15s ease}.mode-card:has(input:checked){border-color:var(--accent);background:color-mix(in srgb,var(--accent-soft) 34%,var(--surface))}.mode-card:focus-within{outline:3px solid var(--focus);outline-offset:2px}.mode-card input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.mode-radio{display:grid;width:21px;height:21px;flex:0 0 auto;margin-top:1px;place-items:center;border:2px solid var(--border-strong);border-radius:50%;background:var(--surface);transition:border-color .15s ease,background .15s ease}.mode-card input:checked~.mode-radio{border-color:var(--accent);background:var(--accent);box-shadow:inset 0 0 0 4px var(--surface)}.mode-copy{display:flex;min-width:0;flex-direction:column;gap:4px}.mode-heading{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.mode-name{font-size:15.5px;font-weight:700;letter-spacing:-.015em}.mode-tag{padding:2px 7px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:10px;font-weight:700;letter-spacing:.03em;text-transform:uppercase}.mode-description{color:var(--text-secondary);font-size:12.5px;line-height:1.45}.mode-warning{margin:12px 0 0;padding:12px 14px;border:1px solid color-mix(in srgb,var(--warning) 26%,transparent);border-radius:14px;background:var(--warning-bg);color:var(--warning);font-size:12.5px;line-height:1.5}.mode-warning.is-danger{border-color:color-mix(in srgb,var(--danger) 28%,transparent);background:var(--danger-bg);color:var(--danger)}.result-host{margin-top:18px}.result-card{overflow:hidden;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-card);animation:result-in .24s ease both}@keyframes result-in{0%{opacity:0;transform:translateY(8px)}}.result-head{display:flex;align-items:center;gap:9px;padding:17px 17px 0;color:var(--success);font-size:13px;font-weight:700}.result-check{display:grid;width:25px;height:25px;place-items:center;border-radius:50%;background:var(--success-soft)}.result-check svg{width:14px;height:14px;stroke-width:2.6}.result-body{padding:10px 17px 17px}.result-name{margin:0;font-size:16px;font-weight:700;letter-spacing:-.02em;overflow-wrap:anywhere}.result-subtitle{margin:3px 0 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0;color:var(--text-secondary);font-size:12px;line-height:1.5}.result-note.is-warning{padding:10px 12px;border-radius:12px;background:var(--warning-bg);color:var(--warning)}.result-actions{display:grid;margin-top:14px;gap:8px}.result-share-hint{margin:8px 0 0;color:var(--text-tertiary);font-size:11.5px;text-align:center}.verification-line{display:flex;align-items:flex-start;gap:6px;margin-top:12px;color:var(--success);font-size:11.5px;line-height:1.4}.verification-line svg{width:14px;height:14px;flex:0 0 auto;margin-top:1px;stroke-width:2.2}.verification-line.is-partial{color:var(--warning)}.app-footer{display:flex;width:100%;max-width:940px;align-items:center;justify-content:space-between;gap:12px;margin:20px auto 0;padding:18px max(20px,var(--safe-left)) calc(var(--safe-bottom) + 18px) max(20px,var(--safe-right));color:var(--text-tertiary);font-size:11px}.app-footer span:first-child{font-weight:700;color:var(--text-secondary)}.notice{position:fixed;right:max(12px,var(--safe-right));bottom:calc(var(--safe-bottom) + 12px);left:max(12px,var(--safe-left));z-index:60;display:flex;max-width:590px;align-items:flex-start;gap:10px;margin:0 auto;padding:13px 12px 13px 14px;border:1px solid var(--border);border-left:4px solid var(--notice-color, var(--accent));border-radius:16px;background:var(--surface);box-shadow:var(--shadow-float);animation:notice-in .22s ease both}@keyframes notice-in{0%{opacity:0;transform:translateY(12px)}}.notice.error{--notice-color: var(--danger)}.notice.info{--notice-color: var(--accent)}.notice.warning{--notice-color: var(--warning)}.notice-mark{width:9px;height:9px;flex:0 0 auto;margin-top:5px;border-radius:50%;background:var(--notice-color, var(--accent))}.notice-copy{min-width:0;flex:1}.notice-title{margin:0;font-size:13px;font-weight:700}.notice-title:empty{display:none}.notice-text{margin:0;color:var(--text-secondary);font-size:12.5px;line-height:1.45;overflow-wrap:anywhere}.notice-close{display:grid;width:30px;height:30px;flex:0 0 auto;place-items:center;padding:7px;border:0;border-radius:9px;background:var(--surface-2);color:var(--text-secondary)}.notice-close svg{width:14px;height:14px;stroke-width:2}.busy{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px;background:#00000061;-webkit-backdrop-filter:blur(9px);backdrop-filter:blur(9px);animation:fade-in .18s ease both}@keyframes fade-in{0%{opacity:0}}.busy-card{width:100%;max-width:410px;padding:27px 22px 20px;border:1px solid var(--border);border-radius:24px;background:var(--surface);box-shadow:var(--shadow-float);text-align:center}.spinner{display:inline-block;width:34px;height:34px;border:3px solid var(--surface-3);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.busy-eyebrow{margin:14px 0 3px;color:var(--accent);font-size:10.5px;font-weight:750;letter-spacing:.12em;text-transform:uppercase}.busy-card h2{margin:0;font-size:20px;font-weight:730;letter-spacing:-.03em}.busy-detail{min-height:38px;margin:6px 0 12px;color:var(--text-secondary);font-size:12.5px;line-height:1.45;overflow-wrap:anywhere}.progress{height:9px;overflow:hidden;border-radius:999px;background:var(--surface-3)}.progress-bar{width:0;height:100%;border-radius:inherit;background:var(--accent);transition:width .28s ease}.progress.is-indeterminate .progress-bar{width:36%;animation:progress-slide 1.2s ease-in-out infinite}@keyframes progress-slide{0%{transform:translate(-110%)}to{transform:translate(310%)}}.busy-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:8px;color:var(--text-tertiary);font-size:10.5px}.update-banner{position:fixed;top:calc(var(--safe-top) + 10px);right:max(12px,var(--safe-right));left:max(12px,var(--safe-left));z-index:70;display:flex;max-width:460px;align-items:center;justify-content:space-between;gap:12px;margin:0 auto;padding:9px 10px 9px 14px;border-radius:15px;background:var(--accent);box-shadow:var(--shadow-float);color:var(--accent-contrast);font-size:12px;font-weight:600;animation:notice-in .22s ease both}.update-banner .button{min-height:36px;background:var(--accent-contrast);color:var(--accent)}.confirm-dialog{width:calc(100% - 32px);max-width:440px;padding:0;overflow:visible;border:0;background:transparent;color:var(--text)}.confirm-dialog::backdrop{background:#00000075;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.dialog-card{margin:0;padding:23px;border:1px solid var(--border);border-radius:23px;background:var(--surface);box-shadow:var(--shadow-float)}.dialog-card h2{margin:0;font-size:20px;font-weight:730;letter-spacing:-.03em}.dialog-text{margin:10px 0 20px;color:var(--text-secondary);font-size:13.5px;line-height:1.55}.dialog-text p{margin:0}.dialog-text p+p{margin-top:8px}.dialog-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.dialog-actions .button{min-height:46px;font-size:14px}.confirm-dialog.is-danger #confirm-ok{background:var(--danger);color:#fff;box-shadow:none}@media(min-width:700px){.main-content{padding-top:44px}.hero{padding-top:18px}.tool-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.tool-card{min-height:224px;align-items:flex-start;flex-direction:column;justify-content:flex-end;padding:21px}.tool-copy{flex:0}.tool-arrow{position:absolute;top:20px;right:20px}.tool-title{font-size:20px}.photo-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:11px}.result-actions{grid-template-columns:1fr auto}.app-footer{margin-top:40px}}@media(max-width:520px){.privacy-chip span{display:none}.privacy-chip{width:34px;justify-content:center;padding:0}.brand-name{font-size:17px}.header-tools{gap:6px}.icon-button{width:38px;height:38px;border-radius:12px}.trust-list{flex-direction:column;gap:8px}}@media(max-width:360px){.photo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.result-stats{grid-template-columns:1fr 1fr}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}