/* ── Walk Across TN — Mileage Calculator ── */

.wac-calculator {
    max-width: 700px;
   /* margin: 2em auto; */
    border: 1px solid #d0d0d0;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    font-family: inherit;
}

/* ── Card (top section) ── */
.wac-card {
    padding: 1.6em 1.8em 1.4em;
}

.wac-label {
    font-weight: 700;
    margin: 0 0 0.5em;
    font-size: 1em;
    color: #1a1a1a;
}

/* ── Activity dropdown ── */
.wac-select {
    display: block;
    width: 100%;
    box-sizing: border-box;
    padding: 0.6em 0.9em;
    margin-bottom: 1.4em;
    border: 1px solid #c8c8c8;
    border-radius: 6px;
    font-size: 1em;
    color: #333;
    background: #fff;
    outline: none;
    cursor: pointer;
    transition: border-color 0.15s;
}

.wac-select:focus {
    border-color: #333d47;
}

.wac-select.wac-input-error {
    border-color: #cc0000;
}

/* ── Sub-activity toggle group ── */
.wac-sub-wrap {
    margin-bottom: 1.4em;
}

.wac-toggle-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5em;
}

.wac-toggle-group.wac-group-error .wac-toggle-btn {
    border-color: #cc0000;
}

.wac-toggle-btn {
    padding: 0.45em 1em;
    border: 1px solid #c8c8c8;
    border-radius: 20px;
    background: #f0f0f0;
    color: #333;
    font-size: 0.9em;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.wac-toggle-btn.active {
    background: #2e3a47;
    color: #fff;
    border-color: #2e3a47;
    font-weight: 600;
}

.wac-toggle-btn:hover:not(.active) {
    background: #e0e0e0;
    border-color: #aaa;
}

/* ── Minutes input ── */
.wac-input {
    display: block;
    width: 100%;
    box-sizing: border-box;
    padding: 0.6em 0.9em;
    margin-bottom: 1.2em;
    border: 1px solid #c8c8c8;
    border-radius: 6px;
    font-size: 1em;
    color: #333;
    outline: none;
    transition: border-color 0.15s;
}

.wac-input:focus {
    border-color: #333d47;
}

.wac-input.wac-input-error {
    border-color: #cc0000;
}

/* ── Calculate button ── */
.wac-calculate-btn {
    padding: 0.6em 1.6em;
    background: #333d47;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}

.wac-calculate-btn:hover {
    background: #5c666f;
}

/* ── Result bar (bottom section) ── */
.wac-result-bar {
    padding: 1em 1.8em;
    background: #ebebeb;
    font-size: 1em;
    color: #333;
    border-top: 1px solid #d0d0d0;
}

.wac-result-bar strong {
    font-size: 1.15em;
    color: #1a1a1a;
}