/*
 * Страница входа GOD-панели (шаблон login.php). Панель после входа живёт на Bootstrap 3 и styles.css,
 * сюда они не подключаются: у страницы входа свой документ и свой CSP (default-src 'none').
 * Цвета — переменные на :root, тёмная тема переопределяет их через prefers-color-scheme.
 */
:root {
    --login-bg-top: #0f172a;
    --login-bg-bottom: #1e293b;
    --login-glow: rgba(249, 200, 81, 0.18);
    --login-card-bg: #ffffff;
    --login-card-border: rgba(15, 23, 42, 0.08);
    --login-card-shadow: 0 24px 64px rgba(2, 6, 23, 0.45);
    --login-text: #0f172a;
    --login-text-muted: #64748b;
    --login-field-bg: #f8fafc;
    --login-field-border: #cbd5e1;
    --login-field-border-focus: #e9b43a;
    --login-field-ring: rgba(249, 200, 81, 0.35);
    --login-accent: #f9c851;
    --login-accent-hover: #f3b92c;
    --login-accent-text: #1f1300;
    --login-error-bg: #fef2f2;
    --login-error-border: #fecaca;
    --login-error-text: #991b1b;
    --login-warning-bg: #fffbeb;
    --login-warning-border: #fde68a;
    --login-warning-text: #92400e;
    --login-code-bg: #f1f5f9;
}

@media (prefers-color-scheme: dark) {
    :root {
        --login-card-bg: #111827;
        --login-card-border: rgba(255, 255, 255, 0.08);
        --login-card-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
        --login-text: #f1f5f9;
        --login-text-muted: #94a3b8;
        --login-field-bg: #0b1220;
        --login-field-border: #334155;
        --login-error-bg: rgba(153, 27, 27, 0.25);
        --login-error-border: rgba(248, 113, 113, 0.4);
        --login-error-text: #fecaca;
        --login-warning-bg: rgba(146, 64, 14, 0.25);
        --login-warning-border: rgba(251, 191, 36, 0.4);
        --login-warning-text: #fde68a;
        --login-code-bg: #1f2937;
    }
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
    margin: 0;
}

body.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.45;
    color: var(--login-text);
    background:
        radial-gradient(circle at 18% 12%, var(--login-glow), transparent 42%),
        linear-gradient(160deg, var(--login-bg-top), var(--login-bg-bottom));
    -webkit-font-smoothing: antialiased;
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--login-card-bg);
    border: 1px solid var(--login-card-border);
    border-radius: 16px;
    box-shadow: var(--login-card-shadow);
    padding: 36px;
}

.login-card__header {
    text-align: center;
    margin-bottom: 28px;
}

.login-card__logo {
    height: 36px;
    width: auto;
    display: inline-block;
}

.login-card__title {
    margin: 18px 0 0;
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.login-field {
    margin-bottom: 18px;
}

.login-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
}

.login-field input {
    width: 100%;
    height: 44px;
    padding: 0 14px;
    font: inherit;
    color: var(--login-text);
    background: var(--login-field-bg);
    border: 1px solid var(--login-field-border);
    border-radius: 10px;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.login-field input:focus {
    outline: none;
    border-color: var(--login-field-border-focus);
    box-shadow: 0 0 0 4px var(--login-field-ring);
}

.login-field input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.login-password {
    position: relative;
}

.login-password input {
    padding-right: 48px;
}

.login-password__toggle {
    position: absolute;
    top: 0;
    right: 0;
    height: 44px;
    width: 44px;
    border: 0;
    background: transparent;
    color: var(--login-text-muted);
    cursor: pointer;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.login-password__toggle:hover {
    color: var(--login-text);
}

.login-password__toggle:focus-visible {
    outline: 2px solid var(--login-field-border-focus);
    outline-offset: -2px;
    color: var(--login-text);
}

.login-password__toggle:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.login-password__toggle svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.login-password__toggle[aria-pressed="true"] .login-password__icon-show,
.login-password__toggle[aria-pressed="false"] .login-password__icon-hide {
    display: none;
}

.login-hint {
    margin: 6px 0 0;
    font-size: 12.5px;
    color: var(--login-warning-text);
}

.login-hint[hidden] {
    display: none;
}

.login-message {
    margin: 0 0 16px;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid transparent;
    font-size: 14px;
}

.login-message[hidden] {
    display: none;
}

.login-message--error {
    background: var(--login-error-bg);
    border-color: var(--login-error-border);
    color: var(--login-error-text);
}

.login-message--warning {
    background: var(--login-warning-bg);
    border-color: var(--login-warning-border);
    color: var(--login-warning-text);
}

.login-submit {
    width: 100%;
    height: 46px;
    border: 0;
    border-radius: 10px;
    background: var(--login-accent);
    color: var(--login-accent-text);
    font: inherit;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: background 0.15s, transform 0.05s;
}

.login-submit:hover {
    background: var(--login-accent-hover);
}

.login-submit:active {
    transform: translateY(1px);
}

.login-submit:focus-visible {
    outline: 3px solid var(--login-field-ring);
    outline-offset: 2px;
}

.login-submit:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}

@keyframes login-shake {
    10%, 90% { transform: translateX(-1px); }
    20%, 80% { transform: translateX(2px); }
    30%, 50%, 70% { transform: translateX(-4px); }
    40%, 60% { transform: translateX(4px); }
}

.login-card--shake {
    animation: login-shake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@media (prefers-reduced-motion: reduce) {
    .login-card--shake {
        animation: none;
    }

    .login-field input,
    .login-submit {
        transition: none;
    }
}

@media (max-width: 440px) {
    .login-card {
        padding: 28px 20px;
        border-radius: 12px;
    }
}