/* ========================================
   Login Page Styles
   ======================================== */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top left, #1e293b 0%, #020617 100%);
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

/* Abstract background shapes */
.login-page::before,
.login-page::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    filter: blur(120px);
    z-index: 0;
}

.login-page::before {
    background: hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.15);
    top: -200px;
    left: -200px;
}

.login-page::after {
    background: hsla(270, 85%, 58%, 0.1);
    bottom: -200px;
    right: -200px;
}

.login-container {
    width: 100%;
    max-width: 480px;
    position: relative;
    z-index: 1;
}

.login-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: 3.5rem;
    animation: slideUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

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

.login-header {
    text-align: center;
    margin-bottom: 3rem;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.logo-container i {
    font-size: 3.5rem;
    background: linear-gradient(135deg, var(--primary), var(--color-inventory));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 15px hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.3));
}

.login-header h1 {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: -0.04em;
    font-family: var(--font-heading);
}

.login-header p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
    font-weight: 500;
}

.login-form {
    margin-bottom: 2rem;
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
    margin-bottom: 0.6rem;
}

.input-group-text {
    background-color: hsla(215, 15%, 50%, 0.05);
    border: 1px solid var(--border-color);
    border-right: none;
    color: var(--text-secondary);
}

.form-control {
    background-color: hsla(215, 15%, 50%, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.8rem 1rem;
    font-size: 0.95rem;
}

.form-control:focus {
    background-color: hsla(215, 15%, 50%, 0.1);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.15);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), hsla(var(--primary-h), var(--primary-s), 35%, 1));
    border: none;
    padding: 1rem;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 20px -5px hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.4);
}

.demo-accounts {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}

.demo-accounts p {
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.demo-accounts .btn {
    font-size: 0.75rem;
    padding: 0.45rem 1rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    border-width: 1px;
}

/* Responsive */
@media (max-width: 576px) {
    .login-card {
        padding: 2.5rem 1.5rem;
    }

    .login-header h1 {
        font-size: 1.75rem;
    }
}