:root {
    --bg: #f6f7f9;
    --text: #17202a;
    --muted: #3f5f85;
    --card: #ffffff;
    --border: #d9dee7;
    --primary: #1f5eff;
    --primary-dark: #174acc;
    --danger: #b42318;
    --ok: #eaf7ee;
    --warn: #fff8df;
    --err: #fff0f0;
    --soft: #f8fafc;
    --shadow: 0 6px 18px rgba(25, 36, 56, .06);
    --radius: 14px;
}

* {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

a {
    color: var(--primary);
}

img,
svg {
    max-width: 100%;
    height: auto;
}

.container {
    width: min(980px, calc(100% - 28px));
    margin: 32px auto;
}

.narrow {
    width: min(680px, calc(100% - 28px));
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    margin: 18px 0;
    box-shadow: var(--shadow);
}

.topnav {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.topnav a {
    background: #fff;
    border: 1px solid var(--border);
    padding: 9px 12px;
    border-radius: 999px;
    text-decoration: none;
    color: var(--text);
    white-space: nowrap;
}

h1,
h2,
h3 {
    line-height: 1.2;
}

h1 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin: 0 0 1rem;
}

h2 {
    font-size: clamp(1.25rem, 3vw, 1.6rem);
}

p {
    overflow-wrap: anywhere;
}

label {
    display: block;
    margin: 14px 0 6px;
    font-weight: 650;
}

input,
textarea,
select,
button,
.button {
    font: inherit;
}

input,
textarea,
select {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 11px 12px;
    background: #fff;
    min-height: 44px;
    font-size: 1rem;
}

textarea {
    min-height: 120px;
    resize: vertical;
}

button,
.button {
    display: inline-block;
    border: 0;
    border-radius: 10px;
    padding: 11px 16px;
    background: var(--primary);
    color: #fff;
    text-decoration: none;
    cursor: pointer;
    text-align: center;
    line-height: 1.2;
}

button:hover,
.button:hover {
    background: var(--primary-dark);
}

.button.small {
    padding: 8px 12px;
    margin-top: 10px;
}

.button.secondary {
    background: #334155;
}

.danger,
.button.danger,
button.danger {
    background: var(--danger);
}

.form-links,
.form-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 16px;
}

.form-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
}

.g-recaptcha {
    margin: 16px 0;
    max-width: 100%;
    overflow-x: auto;
}

.slots {
    list-style: none;
    padding: 0;
    margin: 0;
}

.slots li {
    display: grid;
    gap: 5px;
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
}

.slot-date {
    font-weight: 700;
    color: var(--text);
}

.upcoming-slots li {
    grid-template-columns: 1.2fr 1fr 1fr auto;
    align-items: center;
    gap: 10px;
}

.upcoming-slots li small {
    grid-column: 1 / -1;
    color: var(--muted);
}

.muted,
.upcoming-slots li small {
    color: var(--muted);
}

.success {
    background: var(--ok);
    border: 1px solid #b7e1c2;
    padding: 12px;
    border-radius: 10px;
}

.warning,
.notice {
    background: var(--warn);
    border: 1px solid #ead487;
    padding: 12px;
    border-radius: 10px;
}

.error {
    background: var(--err);
    border: 1px solid #ffc2c2;
    padding: 12px;
    border-radius: 10px;
}

.check {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.check input {
    width: auto;
    margin-top: .3em;
    min-height: auto;
    flex: 0 0 auto;
}

.table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    text-align: left;
    border-bottom: 1px solid var(--border);
    padding: 10px;
    vertical-align: top;
}

dl.details {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 8px 18px;
}

dt {
    font-weight: 700;
}

.grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.grid > div {
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px;
}

.inline-form,
.actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: end;
}

.inline-form label,
.actions label {
    min-width: 180px;
    flex: 1;
}

.date-filter .button,
.date-filter button {
    margin-bottom: 0;
}

.intro-list {
    margin-top: .5rem;
    padding-left: 1.25rem;
}

@media (max-width: 800px) {
    .container,
    .narrow {
        width: min(100% - 18px, 980px);
        margin: 16px auto;
    }

    .card {
        padding: 16px;
        border-radius: 12px;
        margin: 14px 0;
    }

    .topnav {
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 6px;
        margin-left: -2px;
        margin-right: -2px;
        scrollbar-width: thin;
    }

    .topnav a {
        flex: 0 0 auto;
    }

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

    dl.details {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    th,
    td {
        padding: 8px;
        font-size: .95rem;
    }

    .inline-form,
    .actions,
    .form-actions {
        display: grid;
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .inline-form label,
    .actions label {
        min-width: 0;
    }

    .inline-form button,
    .inline-form .button,
    .actions button,
    .actions .button,
    .form-actions button,
    .form-actions .button {
        width: 100%;
    }

    .slots li {
        border: 1px solid var(--border);
        border-radius: 12px;
        padding: 14px;
        margin: 10px 0;
        background: #fff;
    }

    .upcoming-slots li {
        grid-template-columns: 1fr;
        align-items: start;
    }

    .upcoming-slots li small {
        grid-column: auto;
    }

    .button.small {
        width: 100%;
        text-align: center;
    }

    table {
        min-width: 720px;
    }

    .table-wrap {
        border: 1px solid var(--border);
        border-radius: 12px;
        background: #fff;
    }

    input[type="date"],
    input[type="time"] {
        min-height: 46px;
    }
}

@media (max-width: 480px) {
    .container,
    .narrow {
        width: min(100% - 12px, 980px);
        margin: 10px auto;
    }

    .card {
        padding: 14px;
        margin: 12px 0;
    }

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

    button,
    .button {
        width: 100%;
    }

    .topnav a {
        padding: 8px 11px;
        font-size: .95rem;
    }

    p {
        margin-top: .5rem;
    }

    .slots li {
        gap: 7px;
    }

    .check {
        align-items: flex-start;
    }
}