@font-face {
    font-family: "Aileron";
    src: url("../font/Aileron-Regular.otf") format("opentype");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Aileron";
    src: url("../font/Aileron-Italic.otf") format("opentype");
    font-weight: 400;
    font-style: italic;
    font-display: swap;
}

@font-face {
    font-family: "Aileron";
    src: url("../font/Aileron-SemiBold.otf") format("opentype");
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Aileron";
    src: url("../font/Aileron-Bold.otf") format("opentype");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Aileron";
    src: url("../font/Aileron-Black.otf") format("opentype");
    font-weight: 900;
    font-style: normal;
    font-display: swap;
}

:root {
    --bg: #DFE0B0;
    --surface: #DFE0B0;
    --surface-2: #8DB0A1;
    --toast-success: #700147;
    --text-toast-success: #DFE0B0;
    --text: #012626;
    --muted: #012626;
    --border: #B5B46C;
    --primary: #700147;
    --primary-dark: #012626;
    --primary-soft: #B5B46C;
    --danger: #700147;
    --success: #012626;
    --shadow: 0 14px 38px rgb(1 38 38 / .12);
    --radius: 18px;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
}

body {
    margin: 0;
    min-height: 100%;
    font-family: "Aileron", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-weight: 400;
    background: var(--bg);
    color: var(--text);
    line-height: 1.45;
}

a {
    color: inherit;
}

.app-footer {
    display: flex;
    justify-content: center;
    padding: 1rem 1rem 2rem;
}

.instagram-link {
    display: inline-flex;
    flex: 0 0 30px;
    width: 30px;
    height: 30px;
    max-width: 30px;
    max-height: 30px;
    padding: 3px;
    border-radius: 50%;
    color: var(--primary);
    transition: background-color .2s ease, transform .2s ease;
}

.instagram-link:hover,
.instagram-link:focus-visible {
    background: var(--primary-soft);
    transform: translateY(-2px);
}

.instagram-link img {
    display: block;
    width: 24px;
    height: 24px;
    max-width: 24px;
    max-height: 24px;
}

.app-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: .9rem 1rem;
    background: rgb(223 224 176 / .92);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(14px);
}

.brand {
    display: inline-flex;
    align-items: center;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0;
}

.brand img {
    display: block;
    width: auto;
    height: 42px;
}

.nav-toggle {
    border: 1px solid var(--border);
    background: var(--surface-2);
    border-radius: 12px;
    font-size: 1.25rem;
    padding: .35rem .65rem;
}

.nav {
    display: none;
    position: absolute;
    top: 58px;
    left: 1rem;
    right: 1rem;
    padding: .65rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.nav.is-open {
    display: grid;
}

.nav a {
    text-decoration: none;
    padding: .8rem;
    border-radius: 12px;
    color: var(--muted);
    font-weight: 600;
}

.nav a:hover {
    color: var(--text);
    background: var(--primary-soft);
}

.container {
    width: min(1120px, 100%);
    margin: 0 auto;
    padding: 1rem;
}

.page-heading {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 1rem 0;
}

h1, h2, h3, p {
    margin-top: 0;
}

h1 {
    font-size: 2.4rem;
    line-height: .95;
    letter-spacing: 0;
    margin-bottom: .5rem;
}

h2 {
    font-size: 1.2rem;
    letter-spacing: 0;
}

h3 {
    font-size: 1.05rem;
    margin-bottom: .25rem;
}

.muted {
    color: var(--muted);
}

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

.card {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: var(--shadow);
}

.auth-card {
    display: grid;
    min-height: calc(100vh - 130px);
    align-items: center;
    max-width: 460px;
    margin: 0 auto;
}

.login-logo {
    display: block;
    width: min(180px, 52vw);
    height: auto;
    margin: 0 auto 1.25rem;
}

.form-stack,
.form-grid {
    display: grid;
    gap: .9rem;
}

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

label {
    display: grid;
    gap: .4rem;
    font-weight: 600;
    color: var(--text);
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: .85rem .9rem;
    min-height: 46px;
    background: var(--surface);
    font: inherit;
    color: var(--text);
}

textarea {
    resize: vertical;
}

.checkbox-row {
    display: flex;
    align-items: center;
    gap: .5rem;
}

.checkbox-row input {
    width: auto;
    min-height: auto;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: .7rem 1rem;
    background: var(--surface);
    color: var(--text);
    text-decoration: none;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
}

.button:disabled {
    opacity: .55;
    cursor: not-allowed;
}

.button-primary {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--bg);
}

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

.button-secondary {
    background: var(--primary-soft);
    color: var(--primary-dark);
}

.button-danger {
    border-color: var(--danger);
    background: var(--surface);
    color: var(--danger);
}

.button-small {
    min-height: 36px;
    padding: .45rem .75rem;
    font-size: .9rem;
}

.table-actions {
    display: flex;
    align-items: center;
    gap: .5rem;
}

.table-actions form {
    margin: 0;
}

.grid {
    display: grid;
    gap: 1rem;
}

.two-cols,
.admin-grid {
    grid-template-columns: 1fr;
}

.tight {
    gap: .6rem;
}

.accent-card {
    background: linear-gradient(135deg, var(--primary-soft), var(--surface));
}

.profile-password-card {
    max-width: 560px;
    margin-top: 1rem;
}

.big-number {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: .25rem;
}

.details {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: .75rem;
    margin: 0;
}

.details dt {
    color: var(--muted);
    font-weight: 600;
}

.details dd {
    margin: 0;
    font-weight: 600;
}

.sticky-summary {
    margin-bottom: 1rem;
}

.date-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .75rem;
    margin: 0;
    padding: .9rem 0;
    cursor: pointer;
    font-size: 1.5rem;
    font-weight: 700;
    list-style: none;
}

.date-heading::-webkit-details-marker {
    display: none;
}

.day-section {
    border-bottom: 1px solid var(--border);
}

.day-section:first-child {
    border-top: 1px solid var(--border);
}

.day-section-toggle::before {
    content: '\25BC';
    display: block;
    font-size: .8rem;
    transition: transform .2s ease;
}

.day-section:not([open]) .day-section-toggle::before {
    transform: rotate(-90deg);
}

.day-section-content {
    display: grid;
    gap: .75rem;
    padding-bottom: .75rem;
}

.day-section-content .session-card + .session-card {
    margin-top: .5rem;
}

.week-caption {
    color: var(--muted);
    margin: -.25rem 0 0;
}

.birthday-list {
    display: grid;
    gap: .35rem;
    margin: .5rem 0 0;
    padding-left: 1.2rem;
}

.booked-users {
    margin-bottom: 0;
    font-size: .92rem;
}

.session-list {
    display: grid;
    gap: .75rem;
}

.session-card {
    display: grid;
    gap: .9rem;
}

.session-main,
.session-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .75rem;
}

.session-actions {
    border-top: 1px solid var(--border);
    padding-top: .85rem;
    flex-wrap: wrap;
    justify-content: flex-start;
}

.session-actions:not(.session-actions-admin-view) {
    justify-content: space-between;
}

.session-actions form {
    flex: 0 0 auto;
}

.session-actions .button {
    white-space: nowrap;
}

.button-icon {
    width: 36px;
    min-width: 36px;
    padding-inline: 0;
    font-size: 1.1rem;
    line-height: 1;
}

.pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: .35rem .65rem;
    font-size: .82rem;
    font-weight: 700;
    background: var(--primary-soft);
    color: var(--primary-dark);
}

.pill-ok {
    background: var(--surface-2);
    color: var(--success);
}

.pill-danger {
    background: var(--surface);
    color: var(--danger);
}

.pill-booked {
    background: var(--primary-soft);
    color: var(--primary-dark);
}

.alert {
    border-radius: 14px;
    padding: .9rem 1rem;
    margin: .75rem 0 1rem;
    font-weight: 600;
}

.alert-success {
    background: var(--surface-2);
    color: var(--success);
}

.alert-error {
    background: var(--surface);
    color: var(--danger);
}

.toast {
    position: fixed;
    right: 1rem;
    top: 5rem;
    z-index: 80;
    width: min(420px, calc(100vw - 2rem));
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: .9rem 1rem;
    box-shadow: var(--shadow);
    font-weight: 700;
    opacity: 1;
    transform: translateY(0);
    transition: opacity .45s ease, transform .45s ease;
}

.toast-success {
    background: var(--toast-success);
    color: var(--text-toast-success);
}

.toast-error {
    background: var(--surface);
    color: var(--danger);
}

.toast.is-hiding {
    opacity: 0;
    transform: translateY(12px);
}

.install-prompt[hidden] {
    display: none;
}

.install-prompt {
    position: fixed;
    inset: auto 0 0;
    z-index: 60;
    padding: 1rem;
    background: linear-gradient(to top, rgb(1 38 38 / .35), transparent);
}

.install-prompt__panel {
    display: grid;
    gap: .85rem;
    width: min(520px, 100%);
    margin: 0 auto;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--surface-2);
    box-shadow: var(--shadow);
}

.install-prompt__panel h2 {
    margin-bottom: .25rem;
}

.install-prompt__panel p {
    margin-bottom: 0;
}

.install-prompt__actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .6rem;
}

.empty-state {
    text-align: center;
    color: var(--muted);
}

.action-card {
    text-decoration: none;
    transition: transform .15s ease, box-shadow .15s ease;
}

.action-card:hover {
    transform: translateY(-2px);
}

.responsive-table {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
}

th,
td {
    padding: .75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

th {
    color: var(--muted);
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: 0;
}

.table-input {
    min-height: 38px;
    padding: .5rem;
    border-radius: 10px;
}

.filters {
    display: grid;
    grid-template-columns: 1fr;
    gap: .75rem;
    margin-bottom: 1rem;
}

.weekday-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .5rem;
}

.weekday-grid label {
    display: flex;
    align-items: center;
    gap: .4rem;
    padding: .5rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--surface);
}

.weekday-grid input {
    width: auto;
    min-height: auto;
}

.form-actions {
    display: flex;
    flex-direction: column;
    gap: .75rem;
}

@media (min-width: 760px) {
    .app-header {
        padding: 1rem 1.5rem;
    }

    .nav-toggle {
        display: none;
    }

    .nav {
        position: static;
        display: flex;
        align-items: center;
        width: auto;
        padding: 0;
        background: transparent;
        border: 0;
        box-shadow: none;
    }

    .nav a {
        padding: .55rem .75rem;
    }

    .container {
        padding: 1.5rem;
    }

    .page-heading {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }

    h1 {
        font-size: 3.5rem;
    }

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

    .admin-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

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

    .form-grid.compact {
        grid-template-columns: 1.6fr 1fr 1fr auto auto;
        align-items: end;
    }

    .form-actions {
        flex-direction: row;
    }

    .filters {
        grid-template-columns: repeat(3, minmax(0, 180px));
        align-items: end;
    }

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