:root{--tc-radius:14px;--tc-shadow:0 14px 38px rgba(15,23,42,.2)}
.tc-stack{position:fixed;z-index:2147483000;display:flex;flex-direction:column;gap:10px;width:min(390px,calc(100vw - 28px));pointer-events:none}
.tc-top-right{top:18px;right:18px}.tc-top-left{top:18px;left:18px}.tc-top-center{top:18px;left:50%;transform:translateX(-50%)}
.tc-bottom-right{bottom:18px;right:18px;flex-direction:column-reverse}.tc-bottom-left{bottom:18px;left:18px;flex-direction:column-reverse}.tc-bottom-center{bottom:18px;left:50%;transform:translateX(-50%);flex-direction:column-reverse}
.tc-toast{--tc-accent:#2563eb;position:relative;display:grid;grid-template-columns:38px 1fr 28px;gap:10px;overflow:hidden;padding:14px;background:#fff;color:#172033;border:1px solid color-mix(in srgb,var(--tc-accent) 28%,#dbe3ef);border-left:5px solid var(--tc-accent);border-radius:var(--tc-radius);box-shadow:var(--tc-shadow);pointer-events:auto;animation:tc-enter .2s ease-out}
.tc-success{--tc-accent:#16a34a}.tc-error{--tc-accent:#dc2626}.tc-warning{--tc-accent:#d97706}.tc-info{--tc-accent:#2563eb}.tc-loading{--tc-accent:#7c3aed}
.tc-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:color-mix(in srgb,var(--tc-accent) 14%,transparent);color:var(--tc-accent);font:700 20px/1 system-ui}.tc-loading .tc-icon{animation:tc-spin 1s linear infinite}
.tc-title{display:block;margin:1px 0 4px;font:700 14px/1.3 system-ui}.tc-message{font:400 13px/1.5 system-ui;color:#475569;overflow-wrap:anywhere}.tc-close{border:0;background:transparent;color:#64748b;font:24px/1 system-ui;cursor:pointer;border-radius:6px;height:28px}.tc-close:hover,.tc-close:focus-visible{background:#eef2f7;color:#111827;outline:2px solid var(--tc-accent);outline-offset:1px}.tc-action{display:inline-block;margin-top:8px;color:var(--tc-accent);font:700 13px/1.2 system-ui;text-decoration:none}.tc-progress{position:absolute;bottom:0;left:0;height:3px;width:100%;background:var(--tc-accent);transform-origin:left}
.tc-leave{animation:tc-leave .18s ease-in forwards}@keyframes tc-enter{from{opacity:0;transform:translateY(-8px) scale(.98)}}@keyframes tc-leave{to{opacity:0;transform:translateX(18px)}}@keyframes tc-countdown{to{transform:scaleX(0)}}@keyframes tc-spin{to{transform:rotate(360deg)}}
@media(prefers-color-scheme:dark){.tc-toast{background:#121a29;color:#f8fafc;border-color:color-mix(in srgb,var(--tc-accent) 40%,#263247)}.tc-message{color:#cbd5e1}.tc-close{color:#94a3b8}.tc-close:hover,.tc-close:focus-visible{background:#263247;color:#fff}}
@media(max-width:600px){.tc-stack{left:10px!important;right:10px!important;top:10px;width:auto;transform:none}.tc-bottom-right,.tc-bottom-left,.tc-bottom-center{top:auto;bottom:10px}.tc-toast{grid-template-columns:34px 1fr 28px;padding:12px}}
@media(prefers-reduced-motion:reduce){.tc-toast,.tc-leave,.tc-progress,.tc-loading .tc-icon{animation:none!important}}
.tc-modal-backdrop{position:fixed;inset:0;z-index:2147483100;display:grid;place-items:center;padding:18px;background:rgba(15,23,42,.58)}.tc-modal{width:min(440px,100%);padding:22px;border-radius:16px;background:#fff;color:#172033;box-shadow:var(--tc-shadow)}.tc-modal h2{margin:0 0 8px;font:750 20px/1.3 system-ui}.tc-modal p{margin:0;color:#526075;font:400 14px/1.55 system-ui}.tc-modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}.tc-modal-actions button{border:0;border-radius:9px;padding:10px 14px;font:700 13px/1 system-ui;cursor:pointer}.tc-modal-cancel{background:#e8eef7;color:#25344c}.tc-modal-confirm{background:#dc2626;color:#fff}.tc-modal-actions button:focus-visible{outline:3px solid #93c5fd;outline-offset:2px}@media(prefers-color-scheme:dark){.tc-modal{background:#121a29;color:#f8fafc}.tc-modal p{color:#cbd5e1}.tc-modal-cancel{background:#263247;color:#fff}}