:root {
    --login-bg: #10141B;
    --login-card: #191F29;
    --login-border: #303640;
    --login-accent: #FF603E;
    --login-accent-hover: #ff724f;
    --login-text: #F3F4F6;
    --login-text-muted: #9CA3AF;
    --login-input-bg: #121821;
    --login-input-border: #303640;
    --login-error: #F87171;
    --login-success-focus: rgba(255, 96, 62, 0.35);
    --login-radius: 16px;
    --login-font: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

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

body.login-auth-body {
    font-family: var(--login-font);
    background: var(--login-bg);
    color: var(--login-text);
    -webkit-font-smoothing: antialiased;
}

.login-auth {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

.login-auth::before {
    content: '';
    position: absolute;
    inset: -20% auto auto 50%;
    width: min(520px, 80vw);
    height: min(520px, 80vw);
    transform: translateX(-50%);
    background: radial-gradient(circle, rgba(255, 96, 62, 0.12), transparent 68%);
    pointer-events: none;
}

.login-auth__card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    background: var(--login-card);
    border: 1px solid var(--login-border);
    border-radius: var(--login-radius);
    padding: clamp(1.75rem, 4vw, 2.25rem);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
    animation: login-card-enter 0.45s ease;
}

@keyframes login-card-enter {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.login-auth__brand {
    text-align: center;
    margin-bottom: 1.5rem;
}

.login-auth__logo,
.login-auth__brand .store-brand-logo {
    display: block;
    max-width: 220px;
    max-height: 56px;
    width: auto;
    height: auto;
    margin: 0 auto 1rem;
    object-fit: contain;
}

.login-auth__brand .store-brand-text {
    display: block;
    margin: 0 auto 1rem;
    color: var(--login-text) !important;
}

.login-auth__logo-fallback {
    display: inline-block;
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: var(--login-text);
    margin-bottom: 1rem;
}

.login-auth__security-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 96, 62, 0.12);
    color: var(--login-accent);
    margin-bottom: 0.85rem;
    font-size: 1.1rem;
}

.login-auth__title {
    margin: 0 0 0.35rem;
    font-size: 1.45rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--login-text);
}

.login-auth__subtitle {
    margin: 0;
    font-size: 0.92rem;
    color: var(--login-text-muted);
}

.login-auth__alert {
    margin-bottom: 1rem;
    padding: 0.85rem 0.95rem;
    border-radius: 10px;
    border: 1px solid rgba(248, 113, 113, 0.35);
    background: rgba(248, 113, 113, 0.08);
    color: #fecaca;
    font-size: 0.88rem;
    line-height: 1.45;
}

.login-auth__field {
    margin-bottom: 1rem;
}

.login-auth__label {
    display: block;
    margin-bottom: 0.45rem;
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--login-text-muted);
}

.login-auth__control {
    position: relative;
}

.login-auth__input {
    width: 100%;
    height: 46px;
    padding: 0 2.75rem 0 2.65rem;
    border-radius: 10px;
    border: 1px solid var(--login-input-border);
    background: var(--login-input-bg);
    color: var(--login-text);
    font-size: 0.95rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.login-auth__input::placeholder {
    color: #6B7280;
}

.login-auth__input:focus {
    outline: none;
    border-color: var(--login-accent);
    box-shadow: 0 0 0 3px var(--login-success-focus);
}

.login-auth__input.is-invalid {
    border-color: var(--login-error);
    box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.18);
}

.login-auth__icon {
    position: absolute;
    left: 0.9rem;
    top: 50%;
    transform: translateY(-50%);
    color: #6B7280;
    font-size: 1rem;
    pointer-events: none;
}

.login-auth__toggle-password {
    position: absolute;
    right: 0.55rem;
    top: 50%;
    transform: translateY(-50%);
    width: 34px;
    height: 34px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--login-text-muted);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease, background 0.2s ease;
}

.login-auth__toggle-password:hover {
    color: var(--login-text);
    background: rgba(255, 255, 255, 0.04);
}

.login-auth__toggle-password:focus-visible {
    outline: 2px solid var(--login-accent);
    outline-offset: 2px;
}

.login-auth__remember {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin: 0.25rem 0 1.15rem;
    font-size: 0.88rem;
    color: var(--login-text-muted);
    user-select: none;
}

.login-auth__remember input {
    width: 16px;
    height: 16px;
    accent-color: var(--login-accent);
}

.login-auth__field-error {
    margin: 0.45rem 0 0;
    font-size: 0.82rem;
    color: #fca5a5;
}

.login-auth__slider {
    margin-bottom: 0.25rem;
}

.login-auth__slider.is-invalid .login-auth__slider-track {
    border-color: var(--login-error);
}

.login-auth__slider-track {
    position: relative;
    height: 46px;
    border-radius: 10px;
    border: 1px solid var(--login-input-border);
    background: var(--login-input-bg);
    overflow: hidden;
    touch-action: none;
    user-select: none;
}

.login-auth__slider-fill {
    position: absolute;
    inset: 0 auto 0 0;
    width: 0;
    background: rgba(255, 96, 62, 0.18);
    transition: width 0.05s linear;
    pointer-events: none;
}

.login-auth__slider-text {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 3rem;
    font-size: 0.84rem;
    color: var(--login-text-muted);
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.login-auth__slider.is-complete .login-auth__slider-text {
    opacity: 0;
}

.login-auth__slider-handle {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 38px;
    height: 38px;
    border: 0;
    border-radius: 8px;
    background: var(--login-accent);
    color: #fff;
    cursor: grab;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: background 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 14px rgba(255, 96, 62, 0.35);
}

.login-auth__slider-handle:active {
    cursor: grabbing;
}

.login-auth__slider-handle:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

.login-auth__slider.is-complete .login-auth__slider-handle {
    background: #22c55e;
    box-shadow: 0 4px 14px rgba(34, 197, 94, 0.35);
    cursor: default;
}

.login-auth__slider-hint {
    margin: 0.5rem 0 0;
    font-size: 0.76rem;
    color: #6B7280;
    line-height: 1.4;
}

.login-auth__slider-status {
    min-height: 1.1rem;
    margin: 0.35rem 0 0;
    font-size: 0.8rem;
    color: #86efac;
}

.login-auth__slider.is-error .login-auth__slider-status {
    color: #fca5a5;
}

.login-auth__slider.is-verifying .login-auth__slider-handle {
    pointer-events: none;
    opacity: 0.85;
}

.login-auth__turnstile {
    display: flex;
    justify-content: center;
    margin-bottom: 1rem;
    min-height: 65px;
}

.login-auth__submit {
    width: 100%;
    height: 46px;
    border: 0;
    border-radius: 10px;
    background: var(--login-accent);
    color: #fff;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: background 0.2s ease, transform 0.2s ease, opacity 0.2s ease;
}

.login-auth__submit:hover:not(:disabled) {
    background: var(--login-accent-hover);
}

.login-auth__submit:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

.login-auth__submit:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

.login-auth__submit.is-loading {
    pointer-events: none;
}

.login-auth__spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: login-spin 0.7s linear infinite;
}

@keyframes login-spin {
    to {
        transform: rotate(360deg);
    }
}

@media (prefers-reduced-motion: reduce) {
    .login-auth__spinner {
        animation: none;
        border-top-color: rgba(255, 255, 255, 0.8);
    }
}

.login-auth__back {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    margin-top: 1.25rem;
    width: 100%;
    color: var(--login-text-muted);
    font-size: 0.86rem;
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.login-auth__back:focus-visible {
    outline: 2px solid var(--login-accent);
    outline-offset: 3px;
    border-radius: 6px;
}

.login-auth__footer {
    margin-top: 1.35rem;
    padding-top: 1rem;
    border-top: 1px solid var(--login-border);
    text-align: center;
    font-size: 0.78rem;
    color: #6B7280;
    letter-spacing: 0.02em;
}

.login-auth__version {
    margin: 0.55rem 0 0;
    font-size: 0.72rem;
    color: #4B5563;
}

@media (max-width: 480px) {
    .login-auth {
        padding: 1rem;
    }

    .login-auth__card {
        padding: 1.35rem;
    }

    .login-auth__title {
        font-size: 1.3rem;
    }
}