:root {
    --login-primary: #2563eb;
    --login-primary-dark: #1d4ed8;
    --login-card-shadow: 0 20px 60px rgba(37, 99, 235, 0.12);
}

body.login-page {
    min-height: 100vh;
    background: linear-gradient(135deg, #e8f0fe 0%, #f0f4ff 50%, #e0e7ff 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

.login-wrapper {
    width: 100%;
    max-width: 480px;
    padding: 1rem;
}

.login-brand {
    text-align: center;
    margin-bottom: 2rem;
}

.login-brand .brand-icon {
    width: 60px;
    height: 60px;
    background: var(--login-primary);
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}

.login-brand .brand-icon i {
    font-size: 1.6rem;
    color: #fff;
}

.login-brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 0.25rem;
}

.login-brand p {
    font-size: 0.9rem;
    color: #64748b;
    margin: 0;
}

.login-card {
    background: #fff;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--login-card-shadow);
    border: 1px solid rgba(37, 99, 235, 0.08);
}

/* Floating label with icon */
.input-group .form-floating {
    flex: 1;
}

.input-group-text {
    background: #f8faff;
    border-color: #d1dafe;
    color: var(--login-primary);
    border-right: none;
    border-radius: 10px 0 0 10px;
    padding: 0 1rem;
}

.form-floating > .form-control {
    border-left: none;
    border-color: #d1dafe;
    border-radius: 0 10px 10px 0;
    padding-top: 1.5rem;
    background: #f8faff;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-floating > .form-control:focus {
    border-color: var(--login-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    background: #fff;
}

.form-floating > label {
    color: #94a3b8;
    font-size: 0.9rem;
    padding-left: 0.85rem;
}

.input-group:focus-within .input-group-text {
    border-color: var(--login-primary);
    background: #eff6ff;
}

/* Remember me */
.form-check-input:checked {
    background-color: var(--login-primary);
    border-color: var(--login-primary);
}

.form-check-label {
    font-size: 0.875rem;
    color: #64748b;
    cursor: pointer;
}

/* Submit button */
.btn-login {
    background: var(--login-primary);
    border: none;
    border-radius: 10px;
    padding: 0.8rem;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: background 0.2s, transform 0.1s, box-shadow 0.2s;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.btn-login:hover {
    background: var(--login-primary-dark);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    transform: translateY(-1px);
}

.btn-login:active {
    transform: translateY(0);
}

.btn-login i {
    transition: transform 0.2s;
}

.btn-login:hover i {
    transform: translateX(4px);
}

/* Alert */
.alert-danger {
    border-radius: 10px;
    font-size: 0.875rem;
    border: none;
    background: #fef2f2;
    color: #b91c1c;
    padding: 0.75rem 1rem;
}

/* Footer */
.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.8rem;
    color: #94a3b8;
}