@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

html { font-size: 16px; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: #e2e8f0;
    background: #0f172a;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* ── Layout ─────────────────────────────────────────────── */

.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 250px;
    background: #1e293b;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: transform .25s ease;
    border-right: 1px solid #334155;
}

.admin-sidebar__logo {
    padding: 24px 20px;
    font-size: 1.25rem;
    font-weight: 700;
    color: #f1f5f9;
    border-bottom: 1px solid #334155;
    letter-spacing: -.02em;
}

.admin-sidebar__nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 12px 8px;
    flex-grow: 1;
}

.admin-sidebar__link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: 8px;
    color: #94a3b8;
    text-decoration: none;
    transition: background .15s, color .15s;
    font-size: .9rem;
    font-weight: 500;
}
.admin-sidebar__link:hover {
    color: #f1f5f9;
    background: #334155;
}
.admin-sidebar__link--active {
    background: #3b82f6;
    color: #fff;
}
.admin-sidebar__link--active:hover {
    background: #2563eb;
}

.admin-sidebar__link svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    pointer-events: none;
}

.admin-sidebar__bottom {
    padding: 12px 20px;
    border-top: 1px solid #334155;
}

.admin-sidebar__lang {
    display: inline-block;
    padding: 4px 12px;
    border: 1px solid #475569;
    border-radius: 6px;
    font-size: .8rem;
    font-weight: 600;
    color: #94a3b8;
    text-decoration: none;
    transition: background .15s, color .15s;
    margin-bottom: 8px;
}
.admin-sidebar__lang:hover {
    background: #334155;
    color: #f1f5f9;
}

.admin-sidebar__user {
    font-size: .85rem;
    color: #94a3b8;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.admin-sidebar__user a,
.admin-sidebar__profile {
    color: #94a3b8;
    text-decoration: none;
    transition: color .15s;
    font-size: .85rem;
    cursor: pointer;
}
.admin-sidebar__profile {
    color: #cbd5e1;
    font-weight: 500;
}
.admin-sidebar__profile svg {
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    pointer-events: none;
}
.admin-sidebar__user a:hover,
.admin-sidebar__profile:hover {
    color: #f1f5f9;
}

.admin-main {
    flex-grow: 1;
    margin-left: 250px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.admin-header {
    padding: 20px 32px;
    border-bottom: 1px solid #1e293b;
    background: #0f172a;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.admin-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    color: #f1f5f9;
}

.admin-content {
    padding: 24px 32px;
    flex-grow: 1;
}

.admin-mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: #94a3b8;
}
.admin-mobile-toggle svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ── Cards ──────────────────────────────────────────────── */

.admin-card {
    background: #1e293b;
    border-radius: 12px;
    border: 1px solid #334155;
    padding: 24px;
    margin-bottom: 20px;
}
.admin-card__title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: #cbd5e1;
}

/* ── Region Tabs ────────────────────────────────────────── */

.admin-region-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.admin-region-tab {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: .875rem;
    font-weight: 500;
    color: #94a3b8;
    text-decoration: none;
    background: #1e293b;
    border: 1px solid #334155;
    cursor: pointer;
    transition: background .15s, color .15s, border-color .15s;
}
.admin-region-tab:hover {
    background: #334155;
    color: #f1f5f9;
}
.admin-region-tab--active {
    background: #3b82f6;
    color: #fff;
    border-color: #3b82f6;
}
.admin-region-tab--active:hover {
    background: #2563eb;
    border-color: #2563eb;
}

.admin-locale-tabs {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.admin-locale-tab {
    padding: 8px 14px;
    border-radius: 8px;
    font-size: .8125rem;
    font-weight: 500;
    color: #94a3b8;
    background: #1e293b;
    border: 1px solid #334155;
    cursor: pointer;
    transition: background .15s, color .15s, border-color .15s;
}
.admin-locale-tab:hover {
    background: #334155;
    color: #f1f5f9;
}
.admin-locale-tab--active {
    background: #0f766e;
    color: #fff;
    border-color: #0f766e;
}
.admin-locale-tab--active:hover {
    background: #0d9488;
    border-color: #0d9488;
}
.admin-locale-tab__currency {
    opacity: .6;
    font-size: .75rem;
}

.admin-region-access-form {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.admin-region-check {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: .8125rem;
    color: #cbd5e1;
    cursor: pointer;
    white-space: nowrap;
}
.admin-region-check input[type="checkbox"] {
    accent-color: #3b82f6;
    cursor: pointer;
}

/* ── Tables ─────────────────────────────────────────────── */

.admin-table {
    width: 100%;
    border-collapse: collapse;
}
.admin-table th {
    background: #0f172a;
    text-align: left;
    padding: 12px 16px;
    font-weight: 600;
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: #64748b;
    white-space: nowrap;
}
.admin-table td {
    padding: 12px 16px;
    border-top: 1px solid #334155;
    font-size: .9rem;
    vertical-align: middle;
    color: #cbd5e1;
}
.admin-table tr:hover td {
    background: rgba(51, 65, 85, .3);
}
.admin-table a {
    color: #60a5fa;
    text-decoration: none;
}
.admin-table a:hover {
    text-decoration: underline;
}
.admin-table code {
    background: #0f172a;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: .85rem;
    color: #94a3b8;
}

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

/* ── Forms ──────────────────────────────────────────────── */

.admin-form {
    max-width: 600px;
}
.admin-form__group {
    margin-bottom: 20px;
}
.admin-form__label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: .875rem;
    color: #cbd5e1;
}
.admin-form__input,
.admin-form__select {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid #475569;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color .15s, box-shadow .15s;
    background: #0f172a;
    color: #e2e8f0;
}
.admin-form__select option {
    background: #1e293b;
    color: #e2e8f0;
    padding: 8px;
}
.admin-form__input:focus,
.admin-form__select:focus {
    border-color: #3b82f6;
    outline: none;
    box-shadow: 0 0 0 3px rgba(59,130,246,.2);
}
.admin-form__input::placeholder {
    color: #64748b;
}
.admin-form__btn {
    padding: 12px 24px;
    background: #3b82f6;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    font-family: inherit;
    cursor: pointer;
    transition: background .15s;
}
.admin-form__btn:hover {
    background: #2563eb;
}
.admin-form__btn:disabled {
    opacity: .6;
    cursor: not-allowed;
}

/* ── Buttons ────────────────────────────────────────────── */

.admin-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    font-size: .875rem;
    font-family: inherit;
    transition: background .15s, border-color .15s;
    text-decoration: none;
    line-height: 1.4;
}
.admin-btn--primary { background: #3b82f6; color: #fff; }
.admin-btn--primary:hover { background: #2563eb; }
.admin-btn--success { background: #10b981; color: #fff; }
.admin-btn--success:hover { background: #059669; }
.admin-btn--danger { background: #ef4444; color: #fff; }
.admin-btn--danger:hover { background: #dc2626; }
.admin-btn--ghost { background: transparent; border: 1px solid #475569; color: #94a3b8; }
.admin-btn--ghost:hover { background: #334155; color: #f1f5f9; }
.admin-btn--sm { padding: 6px 12px; font-size: .8rem; }

/* ── Badges ─────────────────────────────────────────────── */

.admin-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: .75rem;
    font-weight: 600;
    white-space: nowrap;
}
.admin-badge--waiting              { background: #fef3c7; color: #92400e; }
.admin-badge--checking             { background: #dbeafe; color: #1e40af; }
.admin-badge--paid                 { background: #d1fae5; color: #065f46; }
.admin-badge--cancelled            { background: #fee2e2; color: #991b1b; }
.admin-badge--sepa_pending         { background: #e0e7ff; color: #3730a3; }
.admin-badge--revision_requested   { background: #fed7aa; color: #9a3412; }
.admin-badge--expired              { background: #374151; color: #9ca3af; }

/* ── Stats ──────────────────────────────────────────────── */

.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.admin-stat {
    background: #1e293b;
    border-radius: 12px;
    padding: 20px 24px;
    border: 1px solid #334155;
}
.admin-stat__value {
    font-size: 2rem;
    font-weight: 700;
    color: #f1f5f9;
    line-height: 1.1;
}
.admin-stat__label {
    font-size: .85rem;
    color: #64748b;
    margin-top: 4px;
}

/* ── Login / Register / Setup ───────────────────────────── */

.admin-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #0f172a;
    padding: 20px;
}
.admin-login__card {
    background: #1e293b;
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    border: 1px solid #334155;
    box-shadow: 0 4px 24px rgba(0,0,0,.3);
}
.admin-login__title {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: #f1f5f9;
}
.admin-login__subtitle {
    text-align: center;
    font-size: .9rem;
    color: #64748b;
    margin-bottom: 32px;
}
.admin-login__footer {
    text-align: center;
    margin-top: 20px;
    font-size: .85rem;
    color: #64748b;
}
.admin-login__footer a {
    color: #60a5fa;
    text-decoration: none;
}
.admin-login__footer a:hover {
    text-decoration: underline;
}

/* ── Toast ──────────────────────────────────────────────── */

.admin-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 14px 24px;
    border-radius: 10px;
    font-weight: 500;
    z-index: 9999;
    font-size: .9rem;
    box-shadow: 0 4px 12px rgba(0,0,0,.3);
    animation: adminToastIn .3s ease;
}
.admin-toast--success { background: #10b981; color: #fff; }
.admin-toast--error   { background: #ef4444; color: #fff; }

@keyframes adminToastIn {
    from { opacity: 0; transform: translateX(40px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* ── Link detail ────────────────────────────────────────── */

.admin-link-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.admin-receipt {
    max-width: 500px;
    margin-top: 16px;
}
.admin-receipt img {
    max-width: 100%;
    border-radius: 8px;
    border: 1px solid #334155;
}
.admin-receipt a {
    color: #60a5fa;
    text-decoration: none;
    font-weight: 500;
}
.admin-receipt a:hover {
    text-decoration: underline;
}

/* ── Pagination ────────────────────────────────────────── */

.admin-pagination {
    display: flex;
    gap: .5rem;
    justify-content: center;
    align-items: center;
    padding: 1rem;
}
.admin-pagination__info {
    padding: .5rem;
    color: #64748b;
    font-size: .875rem;
}

/* ── Copy button ────────────────────────────────────────── */

.admin-copy {
    cursor: pointer;
}

/* ── Empty state ────────────────────────────────────────── */

.admin-empty {
    text-align: center;
    color: #64748b;
    padding: 48px 24px;
    font-size: .95rem;
}
.admin-empty a {
    color: #60a5fa;
    text-decoration: none;
}
.admin-empty a:hover {
    text-decoration: underline;
}

/* ── Invite code ────────────────────────────────────────── */

.admin-invite-code {
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: .9rem;
    background: #0f172a;
    padding: 4px 10px;
    border-radius: 6px;
    letter-spacing: .05em;
    color: #60a5fa;
}

/* ── Responsive ─────────────────────────────────────────── */

@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-250px);
        position: fixed;
    }
    .admin-sidebar.is-open {
        transform: translateX(0);
        box-shadow: 4px 0 24px rgba(0,0,0,.5);
    }
    .admin-main {
        margin-left: 0;
    }
    .admin-header {
        padding: 16px 20px;
    }
    .admin-content {
        padding: 16px 20px;
    }
    .admin-mobile-toggle {
        display: block;
    }
    .admin-stats {
        grid-template-columns: 1fr 1fr;
    }
    .admin-login__card {
        padding: 28px 24px;
    }
    .admin-table th,
    .admin-table td {
        padding: 10px 12px;
    }
    .admin-region-tabs {
        gap: 4px;
    }
    .admin-region-tab {
        padding: 6px 12px;
        font-size: .8rem;
    }
}

@media (max-width: 480px) {
    .admin-stats {
        grid-template-columns: 1fr;
    }
}