/* İlk giriş ekranı — sade, kurumsal */

html:has(body.login-page) {
    height: auto;
    overflow: auto;
    -webkit-text-size-adjust: 100%;
}

.login-page {
    height: auto;
    min-height: 100vh;
    min-height: 100dvh;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    padding-top: max(24px, env(safe-area-inset-top));
    padding-bottom: max(24px, env(safe-area-inset-bottom));
    background:
        radial-gradient(ellipse 80% 60% at 50% -10%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 55%),
        linear-gradient(180deg, var(--sb-bg-deep) 0%, var(--bg) 100%);
}

.login-shell {
    width: 100%;
    max-width: 420px;
}

.login-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    padding: 36px 32px 32px;
}

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

.login-logo-img {
    display: block;
    width: 100%;
    max-width: 300px;
    height: auto;
    margin: 0 auto;
    object-fit: contain;
}

.login-form .form-group {
    margin-bottom: 16px;
}

.login-form .form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: 0.01em;
}

.login-form .form-group input {
    width: 100%;
    height: 48px;
    padding: 0 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--input-bg);
    color: var(--text);
    font-size: 16px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.login-form .form-group input:focus {
    outline: none;
    border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
    box-shadow: 0 0 0 3px var(--input-focus-ring);
}

.login-errors {
    margin-bottom: 14px;
    font-size: 0.875rem;
    color: var(--danger);
}

.login-errors:empty {
    display: none;
}

.login-remember {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 4px 0 20px;
    font-size: 0.875rem;
    color: var(--muted);
    cursor: pointer;
    user-select: none;
}

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

.login-submit {
    width: 100%;
    height: 48px;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

@media (max-width: 480px) {
    .login-page {
        align-items: flex-start;
        padding: 16px 12px 24px;
        padding-top: max(16px, env(safe-area-inset-top));
        padding-bottom: max(24px, env(safe-area-inset-bottom));
    }

    .login-box {
        padding: 24px 16px 20px;
        box-shadow: var(--shadow-sm);
    }

    .login-brand {
        margin-bottom: 20px;
    }

    .login-logo-img {
        max-width: 220px;
    }

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

@media (max-height: 640px) {
    .login-page {
        align-items: flex-start;
    }

    .login-brand {
        margin-bottom: 16px;
    }

    .login-logo-img {
        max-width: 200px;
    }
}