/*
 * Wygląd aplikacji na bazie Bootstrapa 5.3: własne zmienne (kolor marki, font, zaokrąglenia)
 * i kilka komponentów (pasek, kafle, statusy, karty wyboru). Bez ikon – tylko typografia i kolor.
 */

:root {
    --app-brand: #4f46e5;
    --app-brand-hover: #4338ca;
    --app-brand-soft: #eef2ff;
    --app-bg: #f6f7fb;
    --app-surface: #ffffff;
    --app-border: #e6e8ef;
    --app-text: #0f172a;
    --app-muted: #64748b;
    --app-radius: 0.875rem;
    --app-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 4px 16px rgba(15, 23, 42, 0.04);

    --bs-body-font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --bs-body-color: var(--app-text);
    --bs-secondary-color: var(--app-muted);
    --bs-border-color: var(--app-border);
    --bs-border-radius: 0.625rem;
    --bs-border-radius-lg: var(--app-radius);
    --bs-primary: var(--app-brand);
    --bs-primary-rgb: 79, 70, 229;
    --bs-link-color: var(--app-brand);
    --bs-link-color-rgb: 79, 70, 229;
    --bs-link-hover-color: var(--app-brand-hover);
    --bs-link-hover-color-rgb: 67, 56, 202;
    --bs-focus-ring-color: rgba(79, 70, 229, 0.18);
}

/* Tło strony osobno: --bs-body-bg zostaje białe, bo Bootstrap używa go też dla kart, tabel i pól */
body {
    background-color: var(--app-bg);
    font-feature-settings: 'cv11', 'ss01';
    letter-spacing: -0.006em;
    -webkit-font-smoothing: antialiased;
}

.tabular {
    font-variant-numeric: tabular-nums;
}

h1, .h1, h2, .h2, h3, .h3, h4, .h4 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* Przyciski */
.btn {
    --bs-btn-font-weight: 600;
    --bs-btn-padding-x: 1rem;
    --bs-btn-padding-y: 0.5rem;
    --bs-btn-border-radius: 0.625rem;
    letter-spacing: -0.01em;
}

.btn-sm {
    --bs-btn-padding-x: 0.75rem;
    --bs-btn-padding-y: 0.3125rem;
    --bs-btn-font-size: 0.8125rem;
    --bs-btn-border-radius: 0.5rem;
}

.btn-primary {
    --bs-btn-bg: var(--app-brand);
    --bs-btn-border-color: var(--app-brand);
    --bs-btn-hover-bg: var(--app-brand-hover);
    --bs-btn-hover-border-color: var(--app-brand-hover);
    --bs-btn-active-bg: var(--app-brand-hover);
    --bs-btn-active-border-color: var(--app-brand-hover);
    --bs-btn-disabled-bg: var(--app-brand);
    --bs-btn-disabled-border-color: var(--app-brand);
    box-shadow: 0 1px 2px rgba(79, 70, 229, 0.3);
}

.btn-soft {
    --bs-btn-color: var(--app-text);
    --bs-btn-bg: var(--app-surface);
    --bs-btn-border-color: var(--app-border);
    --bs-btn-hover-color: var(--app-text);
    --bs-btn-hover-bg: #f1f3f8;
    --bs-btn-hover-border-color: #d9dce6;
    --bs-btn-active-bg: #eceff5;
    --bs-btn-active-border-color: #d9dce6;
    --bs-btn-disabled-color: #a3acbd;
    --bs-btn-disabled-bg: #f3f4f8;
    --bs-btn-disabled-border-color: #f3f4f8;
    --bs-btn-disabled-opacity: 1;
}

/* „Klient zapłacił” – akcja w kolorze marki (zielony oznacza stan „opłacone”) */
.btn-pay {
    --bs-btn-color: var(--app-brand);
    --bs-btn-bg: var(--app-brand-soft);
    --bs-btn-border-color: var(--app-brand-soft);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--app-brand);
    --bs-btn-hover-border-color: var(--app-brand);
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: var(--app-brand-hover);
    --bs-btn-active-border-color: var(--app-brand-hover);
}

/* Zablokowany „Opłacono” (pozycja już opłacona) – wrapper niesie podpowiedź z datą */
.pay-locked {
    display: inline-flex;
    cursor: not-allowed;
}

.btn-danger-ghost {
    --bs-btn-color: #b91c1c;
    --bs-btn-bg: transparent;
    --bs-btn-border-color: transparent;
    --bs-btn-hover-color: #991b1b;
    --bs-btn-hover-bg: #fef2f2;
    --bs-btn-hover-border-color: #fef2f2;
    --bs-btn-active-bg: #fee2e2;
}

/* Pasek górny */
.app-navbar {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--app-border);
    min-height: 4rem;
}

.app-navbar .navbar-brand {
    font-weight: 800;
    font-size: 1.125rem;
    letter-spacing: -0.03em;
    color: var(--app-text);
}

.app-navbar .navbar-brand span {
    color: var(--app-brand);
}

.app-navbar .nav-link {
    color: var(--app-muted);
    font-weight: 500;
    border-radius: 0.5rem;
    padding: 0.4rem 0.75rem !important;
}

.app-navbar .nav-link:hover,
.app-navbar .nav-link:focus-visible {
    color: var(--app-text);
}

.app-navbar .nav-link.active {
    color: var(--app-brand);
    background: var(--app-brand-soft);
}

.app-navbar .user-toggle.active {
    background: transparent;
}

.avatar {
    display: inline-grid;
    place-items: center;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.dropdown-menu {
    --bs-dropdown-border-color: var(--app-border);
    --bs-dropdown-border-radius: 0.75rem;
    --bs-dropdown-link-active-bg: var(--app-brand-soft);
    --bs-dropdown-link-active-color: var(--app-brand);
    --bs-dropdown-item-border-radius: 0.5rem;
    --bs-dropdown-item-padding-y: 0.45rem;
    padding: 0.375rem;
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
    min-width: 12rem;
}

.dropdown-item {
    font-weight: 500;
}

/* Menu użytkownika otwiera się po najechaniu myszą; na ekranach dotykowych – po kliknięciu (Bootstrap) */
@media (hover: hover) and (min-width: 768px) {
    .dropdown-hover:hover > .dropdown-menu {
        display: block;
        margin-top: 0;
    }
}

/* Nagłówek strony */
.page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-size: 1.75rem;
    margin: 0;
}

.page-header p {
    margin: 0.25rem 0 0;
    color: var(--app-muted);
}

.breadcrumb {
    --bs-breadcrumb-font-size: 0.875rem;
    --bs-breadcrumb-divider-color: #cbd5e1;
    --bs-breadcrumb-item-active-color: var(--app-muted);
    margin-bottom: 0.75rem;
}

.breadcrumb a {
    color: var(--app-muted);
    text-decoration: none;
}

.breadcrumb a:hover {
    color: var(--app-brand);
}

/* Karty i powierzchnie */
.card {
    --bs-card-border-color: var(--app-border);
    --bs-card-border-radius: var(--app-radius);
    --bs-card-inner-border-radius: calc(var(--app-radius) - 1px);
    --bs-card-cap-bg: #fafbfd;
    box-shadow: var(--app-shadow);
}

.card-header,
.card-footer {
    border-color: var(--app-border);
}

/* Nagłówek sekcji na liście (Bieżące / Historyczne) */
.section-heading {
    margin-bottom: 0.75rem;
}

.section-heading h2 {
    margin: 0;
    font-size: 1.125rem;
}

.section-heading p {
    margin: 0.125rem 0 0;
    color: var(--app-muted);
    font-size: 0.875rem;
}

.section-title {
    font-size: 0.9375rem;
    font-weight: 700;
    margin: 0;
}

/* Kafle podsumowania */
.stat {
    height: 100%;
    padding: 1.125rem 1.25rem;
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow);
}

.stat-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--app-muted);
    font-size: 0.8125rem;
    font-weight: 500;
}

.stat-value {
    margin-top: 0.375rem;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
}

.stat-value.small-value {
    font-size: 1.125rem;
}

.dot {
    display: inline-block;
    flex: none;
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: currentColor;
}

.dot-danger { color: #ef4444; }
.dot-warning { color: #f59e0b; }
.dot-success { color: #10b981; }
.dot-brand { color: var(--app-brand); }

.client-search .form-control {
    min-height: 2.25rem;
    min-width: 16rem;
}

/* Filtr typu nad listą */
.type-filter .form-select {
    min-height: 2.25rem;
    min-width: 14rem;
}

/* Tabele */
.app-table {
    --bs-table-hover-bg: #fafbff;
    margin: 0;
}

.app-table > :not(caption) > * > * {
    padding: 0.875rem 1rem;
    border-color: #eef0f5;
}

.app-table thead th {
    background: #fafbfd;
    color: var(--app-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.app-table thead th a {
    color: inherit;
    text-decoration: none;
}

.app-table thead th a:hover,
.app-table thead th a.sorted {
    color: var(--app-text);
}

.app-table tbody tr:last-child > * {
    border-bottom: 0;
}

.app-table .row-title {
    color: var(--app-text);
    text-decoration: none;
}

.app-table .row-title:hover {
    color: var(--app-brand);
}

.app-table .row-sub {
    color: var(--app-muted);
    font-size: 0.8125rem;
}

/* Na telefonie wiersze listy jako karty: nazwa i status, data i cena, przyciski */
@media (max-width: 767.98px) {
    .app-table.stack-sm thead {
        display: none;
    }

    .app-table.stack-sm tbody tr {
        display: grid;
        grid-template-columns: 1fr auto;
        grid-template-areas: 'name status' 'date price' 'actions actions';
        gap: 0.375rem 0.75rem;
        align-items: center;
        padding: 1rem;
        border-bottom: 1px solid #eef0f5;
    }

    .app-table.stack-sm tbody tr:last-child {
        border-bottom: 0;
    }

    .app-table.stack-sm tbody tr.empty-row {
        display: block;
        padding: 0;
    }

    .app-table.stack-sm tbody td {
        padding: 0;
        border: 0;
    }

    .app-table.stack-sm .cell-name { grid-area: name; }
    .app-table.stack-sm .cell-status { grid-area: status; justify-self: end; }
    .app-table.stack-sm .cell-date { grid-area: date; color: var(--app-muted); }
    .app-table.stack-sm .cell-price { grid-area: price; }
    .app-table.stack-sm .cell-actions {
        grid-area: actions;
        display: flex;
        gap: 0.5rem;
        margin-top: 0.375rem;
    }

    .app-table.stack-sm .cell-actions > * {
        flex: 1;
    }

    .app-table.stack-sm .cell-actions .btn {
        width: 100%;
    }
}

/* Statusy */
.badge.status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.3rem 0.625rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge.status::before {
    content: '';
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 50%;
    background: currentColor;
}

.status-expired { background: #fef2f2; color: #b91c1c; }
.status-expiring_soon { background: #fffbeb; color: #b45309; }
.status-active { background: #ecfdf5; color: #047857; }
.status-ended { background: #f1f3f8; color: var(--app-muted); }

/* Dane pozycji w kafelkach */
.facts {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr));
    gap: 1px;
    background: var(--app-border);
}

.fact {
    padding: 1rem 1.25rem;
    background: var(--app-surface);
}

.fact dt {
    color: var(--app-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.fact dd {
    margin: 0.25rem 0 0;
    font-weight: 600;
}

/* Formularze */
.form-label {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.375rem;
}

.form-control,
.form-select {
    min-height: 2.75rem;
    border-color: #dfe2ea;
}

textarea.form-control {
    min-height: 5rem;
}

.form-control:focus,
.form-select:focus,
.form-check-input:focus {
    border-color: #a5b4fc;
    box-shadow: 0 0 0 0.25rem rgba(79, 70, 229, 0.15);
}

.form-check-input {
    border-color: #c3c8d4;
}

.form-check-input:checked {
    background-color: var(--app-brand);
    border-color: var(--app-brand);
}

.form-text {
    color: var(--app-muted);
}

/* Strony z formularzem: nagłówek i karta tej samej szerokości */
.page-narrow { max-width: 46rem; }
.page-narrow.page-wide { max-width: 52rem; }
.page-narrow.page-sm { max-width: 36rem; }
.page-narrow.page-xs { max-width: 28rem; }

.form-card .card-body {
    padding: 1.75rem;
}

/* Sekcje formularzy: każda sekcja to osobna karta, a jej tytuł (z jednym zdaniem, po co
   jest sekcja) ma własne tło z zaokrąglonymi rogami */
.form-section {
    padding: 0.75rem 0.75rem 1.25rem;
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow);
}

.form-section + .form-section {
    margin-top: 1rem;
}

.form-section-head {
    margin-bottom: 1.25rem;
    padding: 0.875rem 1rem;
    border-radius: 0.625rem;
    background: var(--app-brand-soft);
}

.form-section-head h2 {
    margin: 0;
    color: #3730a3;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.form-section-head p {
    margin: 0.125rem 0 0;
    color: #4f46a5;
    font-size: 0.875rem;
    line-height: 1.45;
}

/* Pola sekcji z wcięciem jak treść nagłówka */
.form-section > :not(.form-section-head) {
    padding: 0 0.75rem;
}

.form-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.25rem;
}

.optional {
    margin-left: 0.25rem;
    color: var(--app-muted);
    font-size: 0.8125rem;
    font-weight: 400;
}

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.chip {
    --bs-btn-padding-x: 0.875rem;
    --bs-btn-padding-y: 0.4375rem;
    --bs-btn-font-size: 0.875rem;
    --bs-btn-font-weight: 500;
    --bs-btn-color: var(--app-text);
    --bs-btn-bg: var(--app-surface);
    --bs-btn-border-color: #dfe2ea;
    --bs-btn-border-radius: 999px;
    --bs-btn-hover-color: var(--app-text);
    --bs-btn-hover-bg: #f8f9fc;
    --bs-btn-hover-border-color: #c7d2fe;
    --bs-btn-active-color: var(--app-brand);
    --bs-btn-active-bg: var(--app-brand-soft);
    --bs-btn-active-border-color: var(--app-brand);
}

.btn-check:checked + .chip {
    font-weight: 600;
    box-shadow: 0 0 0 1px var(--app-brand);
}

.btn-check:focus-visible + .chip {
    box-shadow: 0 0 0 0.25rem rgba(79, 70, 229, 0.18);
}

/* Wynik wyboru okresu na stronie „Klient zapłacił” */
.result-panel {
    padding: 1rem 1.25rem;
    border-radius: 0.75rem;
    background: var(--app-brand-soft);
}

.result-label {
    color: #4338ca;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.result-value {
    margin-top: 0.125rem;
    color: var(--app-text);
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.result-panel-muted {
    background: #f3f4f8;
}

.result-panel-muted .result-label,
.result-panel-muted .result-hint {
    color: var(--app-muted);
}

.result-hint {
    margin-top: 0.25rem;
    color: #4f46a5;
    font-size: 0.8125rem;
}

.custom-date {
    max-width: 14rem;
    margin: 0.5rem 0 0.25rem;
}

/* Karty wyboru */
.choice-card {
    padding: 0.875rem 1rem;
    border: 1px solid var(--app-border);
    border-radius: 0.75rem;
    background: var(--app-surface);
    transition: border-color 0.15s, background-color 0.15s, box-shadow 0.15s;
}

.choice-card + .choice-card {
    margin-top: 0.625rem;
}

.choice-card:hover {
    border-color: #c7d2fe;
}

.choice-card:has(input:checked) {
    border-color: var(--app-brand);
    background: var(--app-brand-soft);
    box-shadow: 0 0 0 1px var(--app-brand);
}

.choice-card .form-check {
    margin: 0;
}

.choice-card .form-check-label {
    font-weight: 600;
    cursor: pointer;
}

/* Komunikaty */
.alert {
    --bs-alert-border-radius: 0.75rem;
    border: 0;
    box-shadow: var(--app-shadow);
    font-weight: 500;
}

.alert-success { --bs-alert-bg: #ecfdf5; --bs-alert-color: #065f46; }
.alert-warning { --bs-alert-bg: #fffbeb; --bs-alert-color: #92400e; }
.alert-danger { --bs-alert-bg: #fef2f2; --bs-alert-color: #991b1b; }
.alert-info { --bs-alert-bg: var(--app-brand-soft); --bs-alert-color: #3730a3; }

/* Historia płatności: oś czasu */
.timeline {
    margin: 0;
    padding: 0;
    list-style: none;
}

.timeline-year {
    margin: 1.25rem 0 0.75rem;
    color: var(--app-muted);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.timeline-year:first-child {
    margin-top: 0;
}

.timeline-item {
    position: relative;
    padding: 0 0 1rem 1.75rem;
}

/* Linia łącząca kropki – do następnego wpisu */
.timeline-item::before {
    content: '';
    position: absolute;
    top: 1.25rem;
    bottom: -0.25rem;
    left: 0.4rem;
    width: 2px;
    background: var(--app-border);
}

.timeline-item:last-child::before,
.timeline-item:has(+ .timeline-year)::before {
    display: none;
}

.timeline-dot {
    position: absolute;
    top: 1rem;
    left: 0;
    width: 0.875rem;
    height: 0.875rem;
    border: 3px solid var(--app-brand);
    border-radius: 50%;
    background: var(--app-surface);
}

.timeline-dot-muted {
    border-color: #c3c8d4;
}

.timeline-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.875rem 1rem;
    border: 1px solid var(--app-border);
    border-radius: 0.75rem;
    background: var(--app-surface);
}

.timeline-amount {
    font-size: 1.0625rem;
    font-weight: 700;
    white-space: nowrap;
}

.tag {
    display: inline-block;
    padding: 0.1875rem 0.5rem;
    border-radius: 999px;
    background: var(--app-brand-soft);
    color: #4338ca;
    font-size: 0.75rem;
    font-weight: 600;
}

.tag-muted {
    background: #f1f3f8;
    color: var(--app-muted);
}

/* Pusty stan */
.empty-state {
    padding: 3rem 1rem;
    text-align: center;
    color: var(--app-muted);
}

.empty-state strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--app-text);
    font-size: 1rem;
}

/* Logowanie */
.auth-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.5rem;
    background:
        radial-gradient(60rem 30rem at 10% -10%, rgba(99, 102, 241, 0.18), transparent 60%),
        radial-gradient(50rem 30rem at 110% 110%, rgba(139, 92, 246, 0.14), transparent 60%),
        var(--app-bg);
}

.auth-card {
    width: 100%;
    max-width: 24rem;
}

.auth-card .card-body {
    padding: 2rem;
}

/* Przycisk „Zaloguj przez Google” – biały z kolorowym „G”, jak w wytycznych Google */
.btn-google {
    --bs-btn-padding-y: 0.625rem;
    --bs-btn-color: var(--app-text);
    --bs-btn-bg: var(--app-surface);
    --bs-btn-border-color: #d5d9e2;
    --bs-btn-hover-color: var(--app-text);
    --bs-btn-hover-bg: #f8f9fc;
    --bs-btn-hover-border-color: #c3c8d4;
    --bs-btn-active-bg: #f1f3f8;
    --bs-btn-active-border-color: #c3c8d4;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
}

.google-mark {
    width: 1.125rem;
    height: 1.125rem;
    flex: none;
}

/* Separator „albo loginem i hasłem” – linie po bokach, napis w środku */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    margin: 1.5rem 0;
    color: var(--app-muted);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--app-border) 20%, var(--app-border) 80%, transparent);
}

.auth-brand {
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.auth-brand span {
    color: var(--app-brand);
}