:root{--utc-primary:var(--main-primary);--utc-primary-hover:var(--main-primary-dark);--utc-secondary:#14b8a6;--utc-text:#1e293b;--utc-text-muted:#475569;--utc-text-light:#64748b;--utc-text-lighter:#94a3b8;--utc-bg:#fff;--utc-bg-hover:#f8fafc;--utc-border:#e2e8f0;--utc-border-light:#f1f5f9;--utc-hero-bg:#fff;--utc-hero-border:#e2e8f0;--utc-hero-accent:var(--utc-primary);--utc-card-bg:#fff;--utc-card-shadow:0 1px 3px #00000014, 0 1px 2px #0000000a;--utc-card-radius:var(--main-radius-lg);--utc-card-title-sub:#64748b;--utc-input-bg:#f8fafc;--utc-input-border:#e2e8f0;--utc-input-focus-border:var(--utc-primary);--utc-input-focus-shadow:0 0 0 3px #6366f11a;--utc-badge-bg:#6366f11a;--utc-badge-text:var(--utc-primary);--utc-result-bg:#f8fafc;--utc-result-border:#e2e8f0;--utc-result-icon-bg:#6366f114}._utc-container{gap:var(--main-space-5);flex-direction:column;width:100%;max-width:950px;margin:0 auto;display:flex}._utc-mono{font-family:var(--main-font-mono)}.hidden{display:none!important}@media (max-width:768px){._utc-container{gap:var(--main-space-4);padding-left:1rem;padding-right:1rem}}._utc-hero{align-items:stretch;gap:var(--main-space-5);background:var(--utc-hero-bg);border-style:solid;border-width:1px;border-color:var(--utc-hero-border);border-radius:var(--utc-card-radius);padding:var(--main-space-5) var(--main-space-6);box-shadow:var(--utc-card-shadow);display:flex}._utc-hero-main{gap:var(--main-space-4);flex-direction:column;flex:1;display:flex}._utc-hero-label{align-items:center;gap:var(--main-space-2);font-size:var(--main-text-xs);color:var(--utc-text-muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600;display:flex}._utc-hero-label svg{width:14px;height:14px;color:var(--utc-hero-accent)}._utc-hero-rows{gap:var(--main-space-3);flex-direction:column;display:flex}._utc-hero-row{align-items:center;gap:var(--main-space-2);display:flex}._utc-hero-row-label{min-width:28px;font-size:var(--main-text-xs);color:var(--utc-text-lighter);text-transform:uppercase;font-weight:600}._utc-hero-row-value{font-family:var(--main-font-mono);color:var(--utc-text);letter-spacing:.01em;font-size:1.375rem;font-weight:600;line-height:1.2}._utc-hero-row--secondary ._utc-hero-row-value{color:var(--utc-text-muted)}._utc-copy-btn{border-radius:var(--main-radius-sm);width:28px;height:28px;color:var(--utc-text-lighter);cursor:pointer;background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;transition:all .15s;display:flex}._utc-copy-btn:hover{background:var(--utc-bg-hover);color:var(--utc-primary)}._utc-copy-btn.copied{color:var(--main-success)}._utc-copy-btn svg{width:12px;height:12px}._utc-copy-btn--row{background:var(--utc-bg-hover);border-radius:var(--main-radius);width:32px;height:32px}._utc-copy-btn--row svg{width:14px;height:14px}._utc-copy-btn--row:hover{background:#6366f11a}._utc-pause-btn{background:var(--utc-bg-hover);border-style:solid;border-width:1px;border-color:var(--utc-border);border-radius:var(--main-radius);width:44px;height:44px;color:var(--utc-text-muted);cursor:pointer;flex-shrink:0;justify-content:center;align-self:center;align-items:center;transition:all .15s;display:flex}._utc-pause-btn:hover{color:var(--utc-text);border-color:var(--utc-text-light);background:var(--utc-bg)}._utc-pause-btn.paused{background:var(--utc-primary);border-color:var(--utc-primary);color:#fff}._utc-pause-btn svg{width:16px;height:16px}@media (max-width:640px){._utc-hero{padding:var(--main-space-4);gap:var(--main-space-4);flex-direction:column;position:relative}._utc-hero-row-value{font-size:1rem}._utc-pause-btn{top:var(--main-space-3);right:var(--main-space-3);width:36px;height:36px;position:absolute}}._utc-converters{gap:var(--main-space-5);grid-template-columns:1fr 1fr;display:grid}._utc-card{background:var(--utc-card-bg);border-radius:var(--utc-card-radius);box-shadow:var(--utc-card-shadow);overflow:hidden}._utc-card-header{align-items:flex-start;gap:var(--main-space-3);padding:var(--main-space-4) var(--main-space-5);background:var(--utc-bg-hover);border-bottom-style:solid;border-bottom-width:1px;border-bottom-color:var(--utc-border-light);display:flex}._utc-card-icon{border-radius:var(--main-radius);flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;display:flex}._utc-card-icon--primary{color:var(--utc-primary);background:#6366f11a}._utc-card-icon--secondary{color:var(--utc-secondary);background:#14b8a61a}._utc-card-icon svg{width:18px;height:18px}._utc-card-title{flex-direction:column;gap:2px;display:flex}._utc-card-title span{font-size:var(--main-text-base);color:var(--utc-text);font-weight:600}._utc-card-title small{font-size:var(--main-text-xs);color:var(--utc-card-title-sub)}._utc-card-body{padding:var(--main-space-5)}._utc-input-group{margin-bottom:var(--main-space-3);position:relative}._utc-input-icon{left:var(--main-space-3);color:var(--utc-text-light);pointer-events:none;position:absolute;top:50%;transform:translateY(-50%)}._utc-input-icon svg{width:16px;height:16px}._utc-input{width:100%;padding:var(--main-space-3) var(--main-space-4);background:var(--utc-input-bg);border-style:solid;border-width:1px;border-color:var(--utc-input-border);border-radius:var(--main-radius);font-size:var(--main-text-base);color:var(--utc-text);transition:all .15s}._utc-input-group ._utc-input{padding-left:42px;padding-right:80px}._utc-input:focus{border-color:var(--utc-input-focus-border);box-shadow:var(--utc-input-focus-shadow);background:var(--utc-bg);outline:none}._utc-input::placeholder{color:var(--utc-text-light)}._utc-unit-badge{right:var(--main-space-3);padding:var(--main-space-1) var(--main-space-2);background:var(--utc-badge-bg);border-radius:var(--main-radius-sm);font-size:var(--main-text-xs);color:var(--utc-badge-text);font-weight:500;position:absolute;top:50%;transform:translateY(-50%)}._utc-presets{align-items:center;gap:var(--main-space-2);margin-bottom:var(--main-space-4);flex-wrap:wrap;display:flex}._utc-presets-label{font-size:var(--main-text-xs);color:var(--utc-text-light);margin-right:var(--main-space-1)}._utc-preset-btn{border-style:solid;border-width:1px;border-color:var(--utc-border);border-radius:var(--main-radius-full);font-size:var(--main-text-xs);color:var(--utc-text-muted);cursor:pointer;background:0 0;align-items:center;gap:4px;padding:4px 10px;font-weight:500;transition:all .15s;display:inline-flex}._utc-preset-btn svg{opacity:.7;width:10px;height:10px}._utc-preset-btn:hover{border-color:var(--utc-primary);color:var(--utc-primary);background:#6366f10d}._utc-preset-btn:hover svg{opacity:1}._utc-results{background:var(--utc-result-bg);border-radius:var(--main-radius);border-style:solid;border-width:1px;border-color:var(--utc-result-border);flex-direction:column;gap:0;display:flex;overflow:hidden}._utc-result-item{align-items:center;gap:var(--main-space-3);padding:var(--main-space-3) var(--main-space-4);border-bottom-style:solid;border-bottom-width:1px;border-bottom-color:var(--utc-border-light);display:flex}._utc-result-item:last-child{border-bottom:none}._utc-result-item--large{padding:var(--main-space-4)}._utc-result-icon{background:var(--utc-result-icon-bg);border-radius:var(--main-radius-sm);flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;display:flex}._utc-result-icon svg{width:14px;height:14px;color:var(--utc-primary)}._utc-result-label{font-size:var(--main-text-xs);color:var(--utc-text-muted);flex-shrink:0;min-width:60px;font-weight:500}._utc-result-value{font-size:var(--main-text-sm);color:var(--utc-text);text-align:right;word-break:break-all;flex:1}._utc-result-value--highlight{color:var(--utc-primary);font-weight:500}._utc-result-value--primary{font-size:var(--main-text-lg);color:var(--utc-primary);font-weight:600}._utc-result-value--secondary{font-size:var(--main-text-base);color:var(--utc-text-muted);font-weight:500}._utc-empty-hint{justify-content:center;align-items:center;gap:var(--main-space-2);padding:var(--main-space-8) var(--main-space-4);text-align:center;flex-direction:column;display:flex}._utc-empty-icon{background:var(--utc-border-light);border-radius:var(--main-radius-lg);width:56px;height:56px;margin-bottom:var(--main-space-2);justify-content:center;align-items:center;display:flex}._utc-empty-icon svg{width:24px;height:24px;color:var(--utc-text-light)}._utc-empty-hint span{font-size:var(--main-text-sm);color:var(--utc-text-muted)}._utc-empty-hint small{font-size:var(--main-text-xs);color:var(--utc-text-light)}._utc-datetime-grid{gap:var(--main-space-3);margin-bottom:var(--main-space-3);grid-template-columns:1fr 1fr;display:grid}._utc-input-field{gap:var(--main-space-1);flex-direction:column;display:flex}._utc-input-field--tz{grid-column:span 2}._utc-input-field label{font-size:var(--main-text-xs);color:var(--utc-text-muted);align-items:center;gap:6px;font-weight:500;display:flex}._utc-input-field label svg{opacity:.6;width:12px;height:12px}._utc-input-with-icon{position:relative}._utc-input-with-icon ._utc-input{cursor:pointer;padding-right:40px}._utc-input-suffix{right:var(--main-space-3);color:var(--utc-text-light);pointer-events:none;position:absolute;top:50%;transform:translateY(-50%)}._utc-input-suffix svg{width:14px;height:14px}._utc-select{width:100%;padding:var(--main-space-3) var(--main-space-4);background:var(--utc-input-bg);border-style:solid;border-width:1px;border-color:var(--utc-input-border);border-radius:var(--main-radius);font-size:var(--main-text-sm);color:var(--utc-text);cursor:pointer;transition:all .15s}._utc-select:focus{border-color:var(--utc-input-focus-border);box-shadow:var(--utc-input-focus-shadow);outline:none}._utc-select--small{width:auto;padding:var(--main-space-2) var(--main-space-3);min-width:50px}._utc-tz-wrapper{gap:var(--main-space-2);flex-direction:column;display:flex}._utc-custom-offset{gap:var(--main-space-1);padding:var(--main-space-3);background:var(--utc-result-bg);border-radius:var(--main-radius);border-style:solid;border-width:1px;border-color:var(--utc-result-border);flex-direction:column;display:flex}._utc-custom-offset label{font-size:var(--main-text-xs);color:var(--utc-text-muted)}._utc-custom-offset-input{align-items:center;gap:var(--main-space-2);display:flex}._utc-custom-offset-input span{color:var(--utc-text-muted);font-weight:500}._utc-input--small{width:60px;padding:var(--main-space-2) var(--main-space-2);text-align:center}@media (max-width:768px){._utc-converters{gap:var(--main-space-4);grid-template-columns:1fr}}@media (max-width:540px){._utc-card-body{padding:var(--main-space-4)}._utc-datetime-grid{grid-template-columns:1fr}._utc-input-field--tz{grid-column:span 1}._utc-result-item{flex-wrap:wrap}._utc-result-value{text-align:left;width:100%;margin-top:var(--main-space-1);flex:none}._utc-presets-label{width:100%;margin-bottom:var(--main-space-1)}}._utc-batch{background:var(--utc-card-bg);border-radius:var(--utc-card-radius);box-shadow:var(--utc-card-shadow);overflow:hidden}._utc-batch-toggle{align-items:center;gap:var(--main-space-3);width:100%;padding:var(--main-space-4) var(--main-space-5);text-align:left;cursor:pointer;background:0 0;border:none;transition:background .15s;display:flex}._utc-batch-toggle:hover{background:var(--utc-bg-hover)}._utc-batch-toggle-icon{border-radius:var(--main-radius);background:#6366f114;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}._utc-batch-toggle-icon svg{width:16px;height:16px;color:var(--utc-primary)}._utc-batch-toggle span{font-size:var(--main-text-sm);color:var(--utc-text);font-weight:600}._utc-batch-toggle small{font-size:var(--main-text-xs);color:var(--utc-text-light);margin-left:var(--main-space-2);flex:1}._utc-batch-toggle-arrow{width:24px;height:24px;color:var(--utc-text-muted);justify-content:center;align-items:center;transition:transform .2s;display:flex}._utc-batch-toggle-arrow svg{width:12px;height:12px}._utc-batch-toggle.expanded ._utc-batch-toggle-arrow{transform:rotate(180deg)}._utc-batch-content{padding:0 var(--main-space-5) var(--main-space-5);border-top-style:solid;border-top-width:1px;border-top-color:var(--utc-border-light)}._utc-batch-input-wrap{margin-bottom:var(--main-space-4);padding-top:var(--main-space-4)}._utc-batch-input-wrap label{margin-bottom:var(--main-space-2);font-size:var(--main-text-xs);color:var(--utc-text-muted);align-items:center;gap:6px;font-weight:500;display:flex}._utc-batch-input-wrap label svg{opacity:.6;width:12px;height:12px}._utc-batch-input{width:100%;padding:var(--main-space-3) var(--main-space-4);background:var(--utc-input-bg);border-style:solid;border-width:1px;border-color:var(--utc-input-border);border-radius:var(--main-radius);font-size:var(--main-text-sm);color:var(--utc-text);resize:vertical;min-height:100px;transition:all .15s}._utc-batch-input:focus{border-color:var(--utc-input-focus-border);box-shadow:var(--utc-input-focus-shadow);background:var(--utc-bg);outline:none}._utc-batch-input::placeholder{color:var(--utc-text-light)}._utc-batch-actions{gap:var(--main-space-2);margin-bottom:var(--main-space-4);display:flex}._utc-btn{align-items:center;gap:var(--main-space-2);padding:var(--main-space-2) var(--main-space-4);border-radius:var(--main-radius);font-size:var(--main-text-sm);cursor:pointer;font-weight:500;transition:all .15s;display:inline-flex}._utc-btn svg{width:14px;height:14px}._utc-btn--primary{background:var(--utc-primary);color:#fff;border:none}._utc-btn--primary:hover{opacity:.9}._utc-btn--secondary{border-style:solid;border-width:1px;border-color:var(--utc-border);color:var(--utc-text-muted);background:0 0}._utc-btn--secondary:hover{border-color:var(--utc-text-light);color:var(--utc-text)}._utc-btn--ghost{color:var(--utc-text-muted);padding:var(--main-space-1) var(--main-space-2);background:0 0;border:none}._utc-btn--ghost:hover{color:var(--utc-primary)}._utc-batch-results{background:var(--utc-result-bg);border-radius:var(--main-radius);border-style:solid;border-width:1px;border-color:var(--utc-result-border);overflow:hidden}._utc-batch-results-header{padding:var(--main-space-3) var(--main-space-4);background:var(--utc-bg-hover);border-bottom-style:solid;border-bottom-width:1px;border-bottom-color:var(--utc-border-light);font-size:var(--main-text-sm);color:var(--utc-text);justify-content:space-between;align-items:center;font-weight:600;display:flex}._utc-batch-results-header span{align-items:center;gap:var(--main-space-2);display:flex}._utc-batch-results-header span svg{width:14px;height:14px;color:var(--utc-primary)}._utc-batch-results-list{max-height:300px;overflow-y:auto}._utc-batch-result-row{gap:var(--main-space-4);padding:var(--main-space-3) var(--main-space-4);border-bottom-style:solid;border-bottom-width:1px;border-bottom-color:var(--utc-border-light);font-size:var(--main-text-sm);grid-template-columns:140px 1fr;display:grid}._utc-batch-result-row:last-child{border-bottom:none}._utc-batch-result-ts{color:var(--utc-text-muted);font-family:var(--main-font-mono)}._utc-batch-result-date{color:var(--utc-text)}._utc-batch-result-row--error{background:#ef44440d}._utc-batch-result-row--error ._utc-batch-result-date{color:var(--main-error)}@media (max-width:640px){._utc-batch-toggle small{display:none}}@media (max-width:540px){._utc-batch-result-row{gap:var(--main-space-1);grid-template-columns:1fr}}