@keyframes toastSlideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes toastSlideOut{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(20px)}}@keyframes toolResultIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(1turn)}}@keyframes wizardFadeIn{0%{opacity:0;transform:translateX(10px)}to{opacity:1;transform:translateX(0)}}.diffPage{background:var(--color-bg-secondary,#f8fafc);color:var(--color-text-primary,#0f172a);min-height:100vh;padding:32px 5% 48px;transition:background .3s ease,color .3s ease}.diffMainContent{margin:0 auto;max-width:1200px}.diff__inputs{display:grid;gap:24px;grid-template-columns:1fr 1fr;margin-bottom:24px}@media(max-width:768px){.diff__inputs{grid-template-columns:1fr}}.diff__paneHeader{align-items:center;display:flex;justify-content:space-between;margin-bottom:8px}.diff__paneHeader h2{font-size:1.6rem;font-weight:600;margin:0}.diff__clearBtn{background:transparent;border:none;color:#475569;cursor:pointer;font-size:1.4rem;padding:4px 8px}.diff__clearBtn:hover{color:#ef4444}.diff__textarea{background:var(--color-bg-input,#f1f5f9);border:1px solid var(--color-border,#e2e8f0);border-radius:8px;color:var(--color-text-primary,#0f172a);font-family:monospace;font-size:1.6rem;font-size:1.5rem;line-height:1.5;line-height:1.6;min-height:120px;min-height:200px;padding:14px 18px;resize:vertical;transition:border-color .15s cubic-bezier(.22,1,.36,1),background .15s cubic-bezier(.22,1,.36,1);width:100%}.diff__textarea::-moz-placeholder{color:var(--color-text-muted,#94a3b8)}.diff__textarea::placeholder{color:var(--color-text-muted,#94a3b8)}.diff__textarea:focus{border-color:var(--color-accent,#2563eb);box-shadow:0 0 0 1px var(--color-accent,#2563eb);outline:none}.diff__textarea:focus-visible{outline:none}.diff__controls{align-items:center;background:var(--color-bg-card,#fff);border:1px solid var(--color-border,#e2e8f0);border-radius:16px;display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;margin-bottom:24px;padding:24px}.diff__options{display:flex;flex-wrap:wrap;gap:24px}.diff__options label{align-items:center;color:#475569;cursor:pointer;display:flex;font-size:1.5rem;gap:8px}.diff__options label input{accent-color:#2563eb;cursor:pointer;height:18px;width:18px}.diff__options label input:focus-visible{outline:2px solid #2563eb;outline-offset:2px}.diff__actions{display:flex;gap:8px}.diff__compareBtn{background:#2563eb;border:none;border-radius:8px;color:#fff;cursor:pointer;font-weight:600;padding:10px 24px}.diff__compareBtn:hover{opacity:.9}.diff__actionBtn{align-items:center;background:transparent;border:1px solid var(--color-border,#e2e8f0);border-radius:8px;color:var(--color-text-primary,#0f172a);cursor:pointer;display:inline-flex;font-size:1.6rem;font-weight:600;gap:8px;justify-content:center;min-height:48px;padding:14px 28px;text-decoration:none;transition:border-color .15s cubic-bezier(.22,1,.36,1),color .15s cubic-bezier(.22,1,.36,1),background .15s cubic-bezier(.22,1,.36,1)}.diff__actionBtn:hover{background:rgba(37,99,235,.08);border-color:#2563eb;color:#2563eb}.diff__actionBtn:active{background:rgba(37,99,235,.12)}.diff__actionBtn:focus-visible{outline:2px solid #2563eb;outline-offset:2px}.diff__actionBtn:disabled{cursor:not-allowed;opacity:.5}.diff__stats{display:flex;gap:24px;justify-content:center;margin-bottom:24px}.diff__statItem{background:rgba(0,0,0,.2);border-radius:8px;padding:16px 24px;text-align:center}.diff__statItem_add{background:rgba(34,197,94,.2)}.diff__statItem_add .diff__statValue{color:#22c55e}.diff__statItem_remove{background:rgba(239,68,68,.2)}.diff__statItem_remove .diff__statValue{color:#ef4444}.diff__statValue{display:block;font-size:2.4rem;font-weight:700}.diff__statLabel{color:#475569;font-size:1.4rem}.diff__result{background:var(--color-bg-card,#fff);border:1px solid var(--color-border,#e2e8f0);border-radius:16px;margin-bottom:24px;padding:24px}.diff__resultHeader{align-items:center;display:flex;justify-content:space-between;margin-bottom:16px}.diff__resultHeader h2{border-bottom:1px solid var(--color-border,#e2e8f0);color:var(--color-text-primary,#0f172a);font-size:2rem;font-weight:600;margin:0;padding-bottom:8px}.diff__viewMode{display:flex;gap:4px}.diff__viewBtn{background:transparent;border:1px solid #e2e8f0;border-radius:8px;color:#475569;cursor:pointer;font-size:1.4rem;padding:6px 12px}.diff__viewBtn:hover{border-color:#2563eb;color:#2563eb}.diff__viewBtn_active{background:#2563eb;border-color:#2563eb;color:#fff}.diff__output{background:#1a1a2e;border-radius:8px;overflow:hidden}.diff__output_split{display:grid;grid-template-columns:1fr 1fr}@media(max-width:768px){.diff__output_split{grid-template-columns:1fr}}.diff__outputPane{max-height:400px;overflow:auto;padding:8px}.diff__outputPane:first-child{border-right:1px solid #e2e8f0}@media(max-width:768px){.diff__outputPane:first-child{border-bottom:1px solid #e2e8f0;border-right:none}}.diff__unifiedOutput{max-height:500px;overflow:auto;padding:8px}.diff__line{display:flex;font-family:monospace;font-size:1.4rem;line-height:1.6;padding:2px 8px;white-space:pre}.diff__line_added{background:rgba(34,197,94,.2);color:#86efac}.diff__line_removed{background:rgba(239,68,68,.2);color:#fca5a5}.diff__line_empty{background:rgba(0,0,0,.2);min-height:1.6em}.diff__lineNum{color:#475569;display:inline-block;min-width:40px;opacity:.6;padding-right:12px;text-align:right;-webkit-user-select:none;-moz-user-select:none;user-select:none}.diff__marker{display:inline-block;font-weight:700;text-align:center;width:20px}.diff__empty{color:#475569;padding:24px;text-align:center}.diffToast{animation:toastSlideIn .3s ease forwards;background:#22c55e;border-radius:12px;bottom:24px;box-shadow:0 4px 12px rgba(0,0,0,.08);color:#fff;display:none;font-weight:500;padding:14px 24px;position:fixed;right:24px;z-index:1000}@media(max-width:640px){.diffToast{bottom:16px;left:16px;right:16px;text-align:center}}.diffToast_success{background:#22c55e;color:#fff;display:block}.diffToast_success:before{content:"✓ "}.diffToast_error{background:#ef4444;color:#fff;display:block}.diffToast_error:before{content:"✕ "}.diffToast_info{background:#2563eb;color:#fff;display:block}.diffToast_info:before{content:"ⓘ "}.diffToast_warning{background:#eab308;color:#fff;display:block}.diffToast_warning:before{content:"⚠ "}