:root{color-scheme:light;--bg: #f6f7f4;--surface: #ffffff;--surface-soft: #eef2ed;--ink: #17211b;--muted: #657168;--line: #d8ded7;--brand: #0f766e;--brand-strong: #115e59;--accent: #d97706;--danger: #b42318;--warning: #8a4b0f;--shadow: 0 18px 50px rgb(23 33 27 / .1);--radius: 8px;--radius-lg: 14px;--content: 1180px;--mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}:root[data-theme=dark]{color-scheme:dark;--bg: #101412;--surface: #171d1a;--surface-soft: #202822;--ink: #f2f5ef;--muted: #a8b3aa;--line: #334039;--brand: #2dd4bf;--brand-strong: #5eead4;--accent: #fbbf24;--danger: #f87171;--warning: #fbbf24;--shadow: 0 18px 50px rgb(0 0 0 / .28)}*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}body{margin:0;min-width:320px;background:linear-gradient(90deg,rgb(15 118 110 / .04) 1px,transparent 1px),linear-gradient(180deg,rgb(15 118 110 / .04) 1px,transparent 1px),radial-gradient(circle at 14% 0%,rgb(15 118 110 / .12),transparent 32rem),radial-gradient(circle at 86% 4%,rgb(217 119 6 / .12),transparent 30rem),var(--bg);background-size:48px 48px,48px 48px,auto,auto,auto;color:var(--ink);line-height:1.5;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}a{color:inherit}button,input,textarea{font:inherit}button{cursor:pointer}:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 70%,white);outline-offset:3px}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);clip-path:inset(50%);white-space:nowrap}.skip-link{position:fixed;inset-block-start:12px;inset-inline-start:12px;z-index:20;transform:translateY(-160%);border-radius:var(--radius);background:var(--ink);color:var(--bg);padding:.6rem .85rem}.skip-link:focus{transform:translateY(0)}.site-header,.site-footer,main{width:min(var(--content),calc(100% - 32px));margin-inline:auto}.site-header{padding:18px 0 10px}.nav-shell,.site-footer,.converter-toolbar,.toolbar-actions,.hero-actions,.trust-row,.category-tabs,.converter-actions{display:flex;align-items:center}.nav-shell{justify-content:space-between;gap:16px;border:1px solid var(--line);border-radius:var(--radius-lg);background:color-mix(in srgb,var(--surface) 88%,transparent);padding:10px;box-shadow:var(--shadow);backdrop-filter:blur(14px)}.brand,.nav-actions,.tool-card-top,.tool-badges{display:flex;align-items:center;gap:10px}.brand{text-decoration:none;font-weight:800}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:8px;background:var(--ink);color:var(--bg);letter-spacing:0}.nav-link,.theme-toggle,.category-tabs button,.icon-button,.secondary-action,.primary-action,.card-link{min-height:44px;border-radius:var(--radius);border:1px solid var(--line);background:var(--surface);color:var(--ink);text-decoration:none;font-weight:700}.nav-link,.theme-toggle{display:inline-flex;align-items:center;justify-content:center;padding:0 14px}.theme-toggle{width:44px}.hero-section,.tool-hero{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:24px;padding:58px 0 20px;align-items:stretch}.hero-copy,.tool-hero>div:first-child,.converter-widget,.content-panel,.strategy-band{border:1px solid var(--line);border-radius:var(--radius-lg);background:color-mix(in srgb,var(--surface) 92%,transparent);box-shadow:var(--shadow)}.hero-copy,.tool-hero>div:first-child{padding:clamp(26px,5vw,54px)}.eyebrow{margin:0 0 10px;color:var(--brand);font-size:.78rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}h1,h2,h3,p{margin-top:0}h1{max-width:900px;margin-bottom:18px;font-size:clamp(2.35rem,6vw,5.7rem);line-height:.95;letter-spacing:0}h2{margin-bottom:12px;font-size:clamp(1.45rem,3vw,2.2rem);line-height:1.08;letter-spacing:0}h3{margin-bottom:10px;font-size:1.18rem}.hero-copy>p:not(.eyebrow),.tool-hero p:not(.eyebrow){max-width:68ch;color:var(--muted);font-size:1.08rem}.hero-actions,.trust-row{flex-wrap:wrap;gap:12px;margin-top:24px}.hero-actions span,.trust-row span{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-soft);padding:10px 12px;color:var(--muted);font-weight:750}.primary-action,.secondary-action,.card-link,.icon-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 16px}.primary-action{border-color:var(--brand);background:var(--brand);color:#fff}.secondary-action:disabled{opacity:.48;cursor:not-allowed}.hero-panel{display:grid;gap:12px}.hero-panel>div{display:flex;justify-content:space-between;gap:14px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);padding:22px}.hero-panel span{color:var(--muted);font-weight:700}.hero-panel strong{color:var(--brand);font-size:1.6rem}.ad-slot{display:grid;place-items:center;min-height:92px;margin:18px 0;border:1px dashed color-mix(in srgb,var(--muted) 55%,transparent);border-radius:var(--radius);background:repeating-linear-gradient(135deg,color-mix(in srgb,var(--surface-soft) 70%,transparent),color-mix(in srgb,var(--surface-soft) 70%,transparent) 10px,transparent 10px,transparent 20px),var(--surface);color:var(--muted);text-align:center}.ad-slot span{font-size:.72rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.ad-slot-sidebar{min-height:100%;margin:0}.section-shell{padding:40px 0}.section-heading{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,420px);gap:18px;align-items:end;margin-bottom:18px}.tool-search{width:100%;min-height:48px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--ink);padding:0 14px}.category-tabs{gap:8px;flex-wrap:wrap;margin-bottom:20px}.category-tabs button{padding:0 14px}.category-tabs button.active{border-color:var(--brand);background:color-mix(in srgb,var(--brand) 14%,var(--surface));color:var(--brand)}.tools-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.tools-grid.compact{grid-template-columns:repeat(3,minmax(0,1fr))}.tool-card{display:flex;min-height:280px;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);padding:18px;box-shadow:0 10px 28px #17211b0f}.tool-card-top{justify-content:space-between;margin-bottom:14px}.tool-category,.tool-badges span{border-radius:999px;background:var(--surface-soft);color:var(--muted);padding:5px 8px;font-size:.72rem;font-weight:850}.tool-badges span{background:color-mix(in srgb,var(--accent) 16%,var(--surface));color:var(--accent)}.tool-card p,.content-panel p,.site-footer{color:var(--muted)}.tool-card ul{display:flex;flex-wrap:wrap;gap:8px;margin:auto 0 18px;padding:0;list-style:none}.tool-card li{border:1px solid var(--line);border-radius:999px;padding:5px 8px;color:var(--muted);font-size:.8rem}.card-link{align-self:flex-start}.breadcrumbs{display:flex;gap:8px;padding:28px 0 0;color:var(--muted);font-weight:700}.converter-widget{margin:18px 0 34px;overflow:hidden;padding:0}.converter-toolbar{align-items:flex-start;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);padding:18px}.converter-toolbar h2{margin:0}.converter-heading{min-width:0}.converter-badges,.metadata-strip{display:flex;flex-wrap:wrap;gap:8px}.converter-badges{margin-top:12px}.converter-badges span,.metadata-strip span{border:1px solid var(--line);border-radius:999px;background:var(--surface-soft);color:var(--muted);padding:5px 9px;font-size:.75rem;font-weight:800}.toolbar-actions{gap:8px;flex-wrap:wrap;justify-content:flex-end}.example-strip,.options-strip{display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--surface-soft) 58%,var(--surface));padding:12px 18px}.options-strip{background:color-mix(in srgb,var(--surface-soft) 36%,var(--surface))}.example-strip>span,.options-strip>span{color:var(--muted);font-size:.78rem;font-weight:850}.example-actions,.option-actions{display:flex;min-width:0;flex:1;flex-wrap:wrap;gap:8px}.example-chip{min-height:34px;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--muted);padding:0 11px;font-size:.82rem;font-weight:850}.example-chip.active{border-color:color-mix(in srgb,var(--brand) 55%,var(--line));background:color-mix(in srgb,var(--brand) 10%,var(--surface));color:var(--brand-strong)}.option-select,.option-toggle{display:inline-flex;min-height:34px;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--muted);padding:0 10px;font-size:.82rem;font-weight:850}.option-select select{min-height:26px;border:0;border-radius:999px;background:color-mix(in srgb,var(--surface-soft) 72%,var(--surface));color:var(--ink);padding:0 8px;font:inherit}.option-toggle input{accent-color:var(--brand)}.icon-button{width:44px;padding:0}.icon-button.text-button{width:auto;padding:0 12px}.converter-status{display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--line);padding:12px 18px;color:var(--muted);font-size:.9rem;font-weight:800}.converter-status-success{background:color-mix(in srgb,var(--brand) 8%,transparent);color:var(--brand-strong)}.converter-status-error{background:color-mix(in srgb,var(--danger) 8%,transparent);color:var(--danger)}.editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border-bottom:1px solid var(--line)}.editor-panel{position:relative;display:grid;grid-template-rows:auto minmax(330px,1fr);min-width:0;border-inline-start:1px solid var(--line)}.editor-panel:first-child{border-inline-start:0}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--surface-soft) 54%,var(--surface));padding:10px 12px}.panel-header>span{font-weight:850}.panel-header small{overflow:hidden;color:var(--muted);font-size:.78rem;font-weight:800;text-overflow:ellipsis;white-space:nowrap}textarea{width:100%;min-height:330px;height:100%;resize:vertical;border:0;border-radius:0;background:linear-gradient(90deg,color-mix(in srgb,var(--line) 28%,transparent) 1px,transparent 1px),color-mix(in srgb,var(--surface-soft) 68%,var(--surface));background-size:8ch 100%;color:var(--ink);padding:14px;font-family:var(--mono);font-size:.92rem;line-height:1.55}textarea[aria-invalid=true]{box-shadow:inset 0 0 0 2px var(--danger)}.empty-output{pointer-events:none;position:absolute;inset:58px 14px auto;display:flex;align-items:center;gap:10px;border:1px dashed var(--line);border-radius:var(--radius);background:color-mix(in srgb,var(--surface) 78%,transparent);color:var(--muted);padding:12px;font-weight:750}.converter-actions{align-items:center;gap:10px;flex-wrap:wrap;padding:14px 18px}.metadata-strip{margin-inline-start:auto}.preview-panel{display:grid;gap:12px;border-block-start:1px solid var(--line);background:color-mix(in srgb,var(--surface-soft) 48%,var(--surface));padding:14px 18px}.preview-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.preview-heading span{color:var(--muted);font-size:.78rem;font-weight:850}.preview-heading strong{color:var(--ink);font-size:.9rem}.color-preview{display:flex;align-items:center;gap:10px}.color-swatch{width:44px;height:44px;flex:0 0 auto;border:1px solid var(--line);border-radius:8px;box-shadow:inset 0 0 0 1px color-mix(in srgb,white 20%,transparent)}.color-preview code{border:1px solid var(--line);border-radius:999px;background:var(--surface);padding:6px 9px}.preview-metadata{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:8px;margin:0}.preview-metadata div{min-width:0;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:8px}.preview-metadata dt{color:var(--muted);font-size:.72rem;font-weight:850}.preview-metadata dd{overflow:hidden;margin:4px 0 0;color:var(--ink);font-size:.86rem;font-weight:800;text-overflow:ellipsis;white-space:nowrap}.preview-table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.preview-table{width:100%;min-width:420px;border-collapse:collapse;font-size:.82rem}.preview-table th,.preview-table td{border-inline-start:1px solid var(--line);padding:8px;text-align:start}.preview-table th:first-child,.preview-table td:first-child{border-inline-start:0}.preview-table th{background:color-mix(in srgb,var(--surface-soft) 72%,var(--surface));color:var(--muted);font-weight:850}.status-region{padding:0 18px 18px}.error-message,.warning-message{border-radius:var(--radius);padding:12px}.error-message{border:1px solid color-mix(in srgb,var(--danger) 40%,transparent);background:color-mix(in srgb,var(--danger) 10%,var(--surface));color:var(--danger)}.error-message{display:grid;gap:6px}.error-message strong{font-weight:850}.error-message span{color:color-mix(in srgb,var(--danger) 70%,var(--muted));font-size:.88rem;font-weight:700}.warning-message{border:1px solid color-mix(in srgb,var(--warning) 40%,transparent);background:color-mix(in srgb,var(--warning) 10%,var(--surface));color:var(--warning)}.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.content-panel{padding:24px}.content-panel-wide{display:grid;align-content:start;gap:10px}.content-panel ol{margin-bottom:0;padding-inline-start:1.35rem}.example-card{display:grid;align-content:start}.example-card pre{direction:ltr;overflow:auto;max-height:260px;margin:6px 0 0;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(90deg,color-mix(in srgb,var(--line) 22%,transparent) 1px,transparent 1px),color-mix(in srgb,var(--surface-soft) 70%,var(--surface));background-size:8ch 100%;padding:14px;color:var(--ink);text-align:left}.example-card code{font-family:var(--mono);font-size:.88rem;line-height:1.55;white-space:pre-wrap;word-break:break-word}.check-list,.issue-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}.check-list li{position:relative;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-soft);padding:10px 12px;color:var(--ink);font-weight:750}.issue-list li{border-inline-start:3px solid var(--accent);border-radius:var(--radius);background:color-mix(in srgb,var(--accent) 8%,var(--surface));padding:10px 12px;color:var(--muted);font-weight:750}details{border-top:1px solid var(--line);padding:14px 0}summary{cursor:pointer;font-weight:850}.strategy-band{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,.9fr);gap:20px;margin:24px 0 50px;padding:28px}.strategy-band ul{display:flex;flex-wrap:wrap;gap:10px;align-content:start;margin:0;padding:0;list-style:none}.strategy-band li{border:1px solid var(--line);border-radius:999px;padding:8px 10px;background:var(--surface-soft);color:var(--muted);font-weight:800}.site-footer{justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding:26px 0 36px}.site-footer p{margin:0}.footer-copy{display:grid;gap:6px}.footer-copy a{color:var(--brand-strong);font-weight:850}.site-footer nav{display:flex;flex-wrap:wrap;gap:14px}@media(max-width:980px){.hero-section,.tool-hero,.section-heading,.content-grid,.strategy-band,.editor-grid{grid-template-columns:1fr}.tools-grid,.tools-grid.compact{grid-template-columns:repeat(2,minmax(0,1fr))}.ad-slot-sidebar{min-height:120px}}@media(max-width:660px){.site-header,.site-footer,main{width:min(100% - 22px,var(--content))}.nav-shell,.converter-toolbar,.site-footer{align-items:stretch;flex-direction:column}.nav-actions,.toolbar-actions{justify-content:space-between}.converter-toolbar .toolbar-actions{justify-content:flex-start}.hero-section,.tool-hero{padding-top:28px}.hero-copy,.tool-hero>div:first-child,.content-panel,.strategy-band{padding:18px}.converter-toolbar,.example-strip,.options-strip,.converter-actions,.preview-panel,.converter-status,.status-region{padding-inline:14px}.example-strip,.options-strip{align-items:stretch;flex-direction:column}.editor-panel{border-block-start:1px solid var(--line);border-inline-start:0}.editor-panel:first-child{border-block-start:0}.panel-header{align-items:flex-start;flex-direction:column}.metadata-strip{width:100%;margin-inline-start:0}.tools-grid,.tools-grid.compact{grid-template-columns:1fr}.tool-card{min-height:auto}h1{font-size:2.4rem}}@media(prefers-reduced-motion:no-preference){.tool-card,.primary-action,.secondary-action,.icon-button,.card-link{transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease}.tool-card:hover,.primary-action:hover,.secondary-action:hover,.icon-button:hover,.card-link:hover{transform:translateY(-2px)}}
