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var(--line);border-radius:var(--r);color:var(--ink);box-shadow:var(--shadow-1);align-items:flex-start;gap:.85rem;padding:1.1rem;text-decoration:none;transition:transform .15s,border-color .15s;display:flex}.tool-card:hover{border-color:var(--crust);color:var(--ink);transform:translateY(-3px)}.tool-icon{background:var(--crust);border-radius:12px;flex:none;width:44px;height:44px}@supports (color:color-mix(in lab, red, red)){.tool-icon{background:color-mix(in srgb, var(--crust) 12%, var(--surface))}}.tool-icon{color:var(--crust);place-items:center;display:grid}.tool-card .tc-title{font-family:var(--font-display);align-items:center;gap:.35rem;margin-bottom:.15rem;font-size:1.05rem;font-weight:600;display:flex}.tool-card .tc-desc{color:var(--ink-soft);font-size:.86rem}.tool-card .tc-arrow{color:var(--crust);transition:transform .15s}.tool-card:hover .tc-arrow{transform:translate(3px)}.faq details{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:600;font-family:var(--font-display);justify-content:space-between;align-items:center;gap:1rem;padding:.85rem 0;font-size:1.05rem;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--crust);font-family:var(--font-mono);font-size:1.2rem;font-weight:700}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--ink-soft);max-width:68ch;margin:0 0 .9rem}.method-note{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--crust);border-radius:var(--r-sm);color:var(--ink-soft);padding:1rem 1.15rem;font-size:.9rem}.method-note strong{color:var(--ink)}.timeline{margin:0;padding:0;list-style:none;position:relative}.timeline:before{content:"";background:repeating-linear-gradient(var(--line) 0 6px, transparent 6px 12px);width:2px;position:absolute;top:8px;bottom:8px;left:58px}.tl-step{grid-template-columns:50px 1fr;gap:.9rem;padding:.5rem 0;display:grid}.tl-time{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--crust);text-align:right;padding-top:.15rem;font-size:.95rem;font-weight:600}.tl-day{color:var(--ink-soft);font-size:.6rem;font-weight:600;display:block}.tl-body{padding-left:1.1rem;position:relative}.tl-body:before{content:"";background:var(--surface);border:2px solid var(--crust);border-radius:50%;width:12px;height:12px;position:absolute;top:5px;left:-6px}.tl-label{font-weight:600;font-family:var(--font-display);font-size:1.02rem}.tl-note{color:var(--ink-soft);max-width:60ch;margin:.1rem 0 0;font-size:.85rem}.copy-toast{background:var(--ink);color:var(--bg);box-shadow:var(--shadow-2);z-index:50;border-radius:999px;padding:.6rem 1rem;font-size:.86rem;font-weight:600;transition:transform .25s;position:fixed;bottom:1.25rem;left:50%;transform:translate(-50%)translateY(140%)}.copy-toast.show{transform:translate(-50%)translateY(0)}@media (prefers-reduced-motion:reduce){*{transition-duration:.001ms!important;animation-duration:.001ms!important}}@media print{.site-header,.site-footer,.solver-actions,.seg,.lock,.hero-extra,.math,.tool-cards-section,.faq{display:none!important}body:before{display:none}body{color:#000;background:#fff}.panel{box-shadow:none;border:1px solid #999}}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-ease{syntax:"*";inherits:false}