:root {
    --login-bg: #0f172a;
    --login-card: #ffffff;
    --login-primary: #4f46e5;
    --login-primary-hover: #4338ca;
    --login-text: #0f172a;
    --login-muted: #64748b;
    --login-border: #e2e8f0;
}

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

.login-body {
    margin: 0;
    min-height: 100vh;
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    color: var(--login-text);
    background: var(--login-bg);
}

.login-page {
    position: relative;
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 2rem 1rem;
}

.login-page__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(79, 70, 229, 0.25), transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(14, 165, 233, 0.2), transparent 35%),
        linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
}

.login-card {
    position: relative;
    width: min(100%, 420px);
    padding: 2rem;
    background: var(--login-card);
    border-radius: 20px;
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.25);
}

.login-card__back {
    display: inline-block;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--login-muted);
    text-decoration: none;
}

.login-card__back:hover {
    color: var(--login-primary);
}

.login-card__brand {
    display: flex;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--login-primary);
}

.login-card__brand svg {
    width: 64px;
    height: 64px;
}

.login-card__title {
    margin: 0 0 0.5rem;
    font-size: 1.75rem;
    font-weight: 800;
    text-align: center;
    letter-spacing: -0.02em;
}

.login-card__subtitle {
    margin: 0 0 1.5rem;
    font-size: 0.9375rem;
    color: var(--login-muted);
    text-align: center;
}

.login-alert {
    margin-bottom: 1rem;
    padding: 0.875rem 1rem;
    font-size: 0.875rem;
    border-radius: 10px;
}

.login-alert--error {
    color: #b91c1c;
    background: #fef2f2;
    border: 1px solid #fecaca;
}

.login-form__group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    margin-bottom: 1rem;
}

.login-form__group label {
    font-size: 0.875rem;
    font-weight: 600;
}

.login-form__group input {
    padding: 0.75rem 0.875rem;
    font: inherit;
    border: 1px solid var(--login-border);
    border-radius: 10px;
    background: #f8fafc;
}

.login-form__group input:focus {
    outline: none;
    border-color: var(--login-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.login-form__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
}

.login-form__remember {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--login-muted);
}

.login-form__forgot {
    color: var(--login-primary);
    text-decoration: none;
}

.login-form__submit {
    width: 100%;
    padding: 0.875rem 1rem;
    font: inherit;
    font-weight: 700;
    color: #fff;
    background: var(--login-primary);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.25);
}

.login-form__submit:hover {
    background: var(--login-primary-hover);
}