:root{
    --td-bg:#ffffff;
    --td-text:#171717;
    --td-muted:#6d6d6d;
    --td-border:#dcdcdc;
    --td-soft:#f5f5f5;
    --td-accent:#111111;
    --td-accent-text:#ffffff;
    --td-radius:14px;
}

*{box-sizing:border-box}

body{
    margin:0;
    background:var(--td-bg);
    color:var(--td-text);
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

button,input{font:inherit}

button{touch-action:manipulation}

.td-app{
    width:100%;
    padding:24px 16px 48px;
}

.td-shell{
    width:100%;
    max-width:920px;
    margin:0 auto;
}

.td-hidden{display:none!important}

.td-header{
    margin-bottom:28px;
}

.td-header h1{
    font-size:clamp(28px,5vw,42px);
    line-height:1.08;
    margin:4px 0 10px;
}

.td-header p{
    margin:0;
    color:var(--td-muted);
    line-height:1.5;
}

.td-kicker{
    text-transform:uppercase;
    font-size:12px;
    font-weight:700;
    letter-spacing:.12em;
}

.td-section{
    border-top:1px solid var(--td-border);
    padding:24px 0;
}

.td-section h2{
    font-size:18px;
    margin:0 0 16px;
}

.td-grid{
    display:grid;
    gap:10px;
}

.td-grid-models{
    grid-template-columns:repeat(2,minmax(0,1fr));
}

.td-grid-branches{
    grid-template-columns:1fr;
}

.td-choice{
    appearance:none;
    border:1px solid var(--td-border);
    background:#fff;
    color:var(--td-text);
    border-radius:12px;
    min-height:54px;
    padding:14px;
    text-align:left;
    cursor:pointer;
}

.td-choice strong{
    display:block;
    font-size:16px;
}

.td-choice small{
    display:block;
    margin-top:4px;
    color:var(--td-muted);
    line-height:1.35;
}

.td-choice.is-selected{
    border:2px solid var(--td-accent);
    padding:13px;
    background:var(--td-soft);
}

.td-single-branch{
    border:1px solid var(--td-border);
    background:var(--td-soft);
    border-radius:12px;
    padding:14px;
}

.td-single-branch strong{
    display:block;
    margin-bottom:4px;
}

.td-single-branch span{
    color:var(--td-muted);
    font-size:14px;
}

.td-calendar{
    border:1px solid var(--td-border);
    border-radius:var(--td-radius);
    padding:14px;
}

.td-calendar-top{
    display:grid;
    grid-template-columns:44px 1fr 44px;
    align-items:center;
    gap:8px;
    margin-bottom:16px;
    text-align:center;
}

.td-icon-btn{
    width:44px;
    height:44px;
    border:1px solid var(--td-border);
    background:#fff;
    border-radius:10px;
    font-size:26px;
    cursor:pointer;
}

.td-icon-btn:disabled{
    opacity:.35;
    cursor:not-allowed;
}

.td-weekdays,
.td-calendar-days{
    display:grid;
    grid-template-columns:repeat(7,minmax(0,1fr));
    gap:6px;
}

.td-weekdays{
    margin-bottom:6px;
}

.td-weekdays span{
    text-align:center;
    font-size:11px;
    color:var(--td-muted);
    font-weight:700;
}

.td-day{
    aspect-ratio:1/1;
    min-width:0;
    border:0;
    border-radius:10px;
    background:transparent;
    cursor:pointer;
    color:var(--td-text);
}

.td-day:hover:not(:disabled){
    background:var(--td-soft);
}

.td-day:disabled{
    color:#b8b8b8;
    cursor:not-allowed;
}

.td-day.is-available{
    border:1px solid var(--td-border);
    background:#fff;
}

.td-day.is-selected{
    background:var(--td-accent);
    color:var(--td-accent-text);
    border-color:var(--td-accent);
}

.td-day-empty{
    aspect-ratio:1/1;
}

.td-times{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:10px;
}

.td-time{
    min-height:48px;
    border:1px solid var(--td-border);
    border-radius:10px;
    background:#fff;
    cursor:pointer;
}

.td-time.is-selected{
    background:var(--td-accent);
    color:var(--td-accent-text);
    border-color:var(--td-accent);
}

.td-summary{
    margin-top:20px;
    padding:16px;
    background:var(--td-soft);
    border-radius:var(--td-radius);
    line-height:1.5;
}

.td-summary strong{
    display:block;
    margin-bottom:8px;
}

.td-summary-line{
    margin:2px 0;
}

.td-actions{
    margin-top:20px;
}

.td-primary{
    width:100%;
    min-height:54px;
    border:0;
    border-radius:12px;
    background:var(--td-accent);
    color:var(--td-accent-text);
    font-weight:700;
    cursor:pointer;
}

.td-primary:disabled{
    opacity:.35;
    cursor:not-allowed;
}

.td-muted{
    color:var(--td-muted);
    margin:0 0 12px;
}

.td-message{
    min-height:22px;
    margin-top:12px;
    font-size:14px;
    color:#a00000;
}

.td-form-grid{
    display:grid;
    gap:16px;
}

.td-form-grid label span{
    display:block;
    font-weight:600;
    font-size:14px;
    margin-bottom:6px;
}

.td-form-grid input{
    width:100%;
    min-height:50px;
    border:1px solid var(--td-border);
    border-radius:10px;
    padding:10px 12px;
    font-size:16px;
}

.td-form-grid input:focus{
    outline:2px solid var(--td-accent);
    outline-offset:1px;
}

.td-link-btn{
    appearance:none;
    background:transparent;
    border:0;
    padding:8px 0 0;
    text-decoration:underline;
    cursor:pointer;
}

.td-confirm-header{
    text-align:center;
}

.td-check{
    width:56px;
    height:56px;
    margin:0 auto 14px;
    border-radius:50%;
    display:grid;
    place-items:center;
    background:var(--td-accent);
    color:#fff;
    font-size:30px;
}

.td-confirm-summary{
    margin-top:0;
}

.td-advisor-note{
    line-height:1.55;
    color:var(--td-muted);
    margin:20px 0 0;
}

.td-loading{
    position:fixed;
    left:50%;
    bottom:24px;
    transform:translateX(-50%);
    background:#111;
    color:#fff;
    padding:10px 16px;
    border-radius:999px;
    z-index:100;
    font-size:14px;
}

@media (min-width:700px){
    .td-app{
        padding:42px 24px 70px;
    }

    .td-grid-models{
        grid-template-columns:repeat(4,minmax(0,1fr));
    }

    .td-grid-branches{
        grid-template-columns:repeat(2,minmax(0,1fr));
    }

    .td-form-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
    }

    .td-times{
        grid-template-columns:repeat(5,minmax(0,1fr));
    }

    .td-primary{
        width:auto;
        min-width:220px;
        padding:0 28px;
    }
}