:root {
    --bg: #0f172a;
    --bg-soft: #111827;
    --card-bg: #020617;
    --accent: #3b82f6;
    --accent-soft: rgba(59,130,246,0.15);
    --accent-strong: #2563eb;
    --danger: #ef4444;
    --success: #22c55e;
    --text: #e5e7eb;
    --text-soft: #9ca3af;
    --border: rgba(148,163,184,0.3);
    --radius-lg: 16px;
    --radius-xl: 22px;
    --shadow-soft: 0 18px 40px rgba(15,23,42,0.7);
    --shadow-small: 0 8px 25px rgba(15,23,42,0.7);
    --input-bg: rgba(15,23,42,0.9);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
    background: radial-gradient(circle at top, #1d4ed8 0, #020617 40%, #000 100%);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

/* Общий контейнер страницы (и для логина, и для настроек) */
.app-shell {
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
}

/* "Карточка" логина */
.auth-card {
    background: linear-gradient(145deg, rgba(15,23,42,0.97), rgba(15,23,42,0.98));
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-soft);
    padding: 24px;
    border: 1px solid var(--border);
    backdrop-filter: blur(22px);
}

.auth-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.auth-logo {
    width: 40px;
    height: 40px;
    border-radius: 14px;
    background: radial-gradient(circle at 30% 20%, #60a5fa, #1d4ed8 45%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    color: white;
    box-shadow: 0 10px 30px rgba(37,99,235,0.7);
}

.auth-title-block h1 {
    margin: 0;
    font-size: 20px;
}

.auth-title-block p {
    margin: 2px 0 0;
    color: var(--text-soft);
    font-size: 13px;
}

.auth-error {
    background: rgba(248,113,113,0.12);
    color: #fecaca;
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 13px;
    margin-bottom: 12px;
    border: 1px solid rgba(239,68,68,0.4);
}

.auth-form-group {
    margin-bottom: 14px;
}

.auth-label {
    display: block;
    font-size: 13px;
    color: var(--text-soft);
    margin-bottom: 4px;
}

.auth-input {
    width: 100%;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--input-bg);
    color: var(--text);
    font-size: 14px;
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.auth-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px rgba(59,130,246,0.6);
    background: #020617;
}

.auth-button {
    width: 100%;
    border: none;
    border-radius: 11px;
    padding: 10px 14px;
    font-size: 14px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: white;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 2px;
    box-shadow: 0 12px 30px rgba(37,99,235,0.65);
    transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
}

.auth-button:hover {
    transform: translateY(-1px);
    filter: brightness(1.06);
    box-shadow: 0 16px 40px rgba(37,99,235,0.8);
}

.auth-button:active {
    transform: translateY(0);
    box-shadow: 0 10px 24px rgba(37,99,235,0.7);
}

/* Страница настроек */

.settings-card {
    background: linear-gradient(145deg, rgba(15,23,42,0.97), rgba(15,23,42,0.98));
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-soft);
    padding: 22px;
    border: 1px solid var(--border);
    backdrop-filter: blur(22px);
}

.settings-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 18px;
}

.settings-title-block h1 {
    margin: 0;
    font-size: 20px;
}

.settings-title-block p {
    margin: 2px 0 0;
    color: var(--text-soft);
    font-size: 13px;
}

.settings-status {
    display: flex;
    align-items: center;
    gap: 10px;
}

.status-pill {
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.status-pill.enabled {
    background: rgba(34,197,94,0.14);
    color: #bbf7d0;
    border: 1px solid rgba(34,197,94,0.5);
}

.status-pill.disabled {
    background: rgba(248,113,113,0.12);
    color: #fecaca;
    border: 1px solid rgba(248,113,113,0.4);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
}

.status-pill.enabled .status-dot {
    background: #22c55e;
    box-shadow: 0 0 0 4px rgba(34,197,94,0.35);
}

.status-pill.disabled .status-dot {
    background: #ef4444;
    box-shadow: 0 0 0 4px rgba(248,113,113,0.25);
}

.logout-link {
    font-size: 13px;
    color: var(--text-soft);
    text-decoration: none;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148,163,184,0.4);
    background: rgba(15,23,42,0.9);
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.logout-link:hover {
    background: rgba(15,23,42,1);
    border-color: rgba(248,113,113,0.8);
    color: #fecaca;
}

/* Блок уведомления "настройки сохранены" */
.settings-message {
    margin-bottom: 12px;
    font-size: 13px;
    padding: 9px 11px;
    border-radius: 10px;
    background: rgba(34,197,94,0.1);
    border: 1px solid rgba(34,197,94,0.4);
    color: #bbf7d0;
}

/* Форма настроек */

.settings-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 16px;
}

.settings-section {
    padding: 12px 14px;
    border-radius: var(--radius-lg);
    background: radial-gradient(circle at top left, rgba(15,23,42,0.95), rgba(15,23,42,0.99));
    border: 1px solid rgba(148,163,184,0.25);
}

.settings-section h2 {
    margin: 0 0 8px;
    font-size: 14px;
}

.settings-section p {
    margin: 0 0 10px;
    font-size: 12px;
    color: var(--text-soft);
}

.form-group {
    margin-bottom: 11px;
}

.form-label {
    display: block;
    font-size: 12px;
    color: var(--text-soft);
    margin-bottom: 3px;
}

.form-input {
    width: 100%;
    padding: 8px 10px;
    border-radius: 9px;
    border: 1px solid var(--border);
    background: var(--input-bg);
    color: var(--text);
    font-size: 13px;
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px rgba(59,130,246,0.6);
    background: #020617;
}

.form-checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    margin-top: 4px;
}

.form-checkbox-row input[type="checkbox"] {
    width: 16px;
    height: 16px;
}

/* Кнопка сохранить */

.settings-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 14px;
}

.settings-submit {
    border: none;
    border-radius: 11px;
    padding: 9px 16px;
    font-size: 14px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: white;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: var(--shadow-small);
    transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
}

.settings-submit:hover {
    transform: translateY(-1px);
    filter: brightness(1.06);
}

.settings-submit:active {
    transform: translateY(0);
}

/* Адаптивность */

@media (max-width: 768px) {
    .auth-card,
    .settings-card {
        padding: 18px 16px;
    }

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

    body {
        padding: 10px;
    }
}

@media (max-width: 480px) {
    .auth-header {
        flex-direction: row;
        align-items: center;
    }

    .auth-title-block h1 {
        font-size: 18px;
    }

    .settings-header {
        flex-direction: column;
        align-items: flex-start;
    }
}