/* VARIABLES - Easy to change colors */
:root {
    --login-primary: #2563eb;       /* Modern Blue */
    --login-primary-hover: #1d4ed8;
    --login-bg: #f3f4f6;            /* Light Gray Background */
    --login-card-bg: #ffffff;
    --login-text-dark: #1f2937;
    --login-text-gray: #6b7280;
    --login-border: #d1d5db;
    --login-radius: 8px;
    --login-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

/* LAYOUT - Centers the card on the screen */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--login-bg);
    padding: 1rem;
    font-family: system-ui, -apple-system, sans-serif;
}

/* CARD DESIGN */
.login-card {
    background: var(--login-card-bg);
    width: 100%;
    max-width: 400px;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--login-shadow);
}

/* TYPOGRAPHY */
.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--login-text-dark);
    margin-bottom: 0.5rem;
}

.login-subtitle {
    font-size: 0.875rem;
    color: var(--login-text-gray);
}

/* FORM INPUTS */
.input-group {
    margin-bottom: 1.25rem;
}

.input-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--login-text-dark);
    margin-bottom: 0.5rem;
}

.input-field {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 1px solid var(--login-border);
    border-radius: var(--login-radius);
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box; /* Ensures padding doesn't break width */
}

.input-field:focus {
    outline: none;
    border-color: var(--login-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

/* BUTTONS */
.btn-submit {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--login-primary);
    color: white;
    font-weight: 600;
    border: none;
    border-radius: var(--login-radius);
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.2s;
}

.btn-submit:hover {
    background-color: var(--login-primary-hover);
}

/* LINKS & FOOTER */
.login-footer {
    text-align: center;
    margin-top: 1.5rem;
}

.link-forgot {
    color: var(--login-primary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
}

.link-forgot:hover {
    text-decoration: underline;
}

/* ALERTS / FLASH MESSAGES */
.login-alert {
    padding: 0.75rem;
    border-radius: var(--login-radius);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    border-left: 4px solid transparent;
}

.login-alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border-left-color: #ef4444;
}

.login-alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border-left-color: #10b981;
}

/* MOBILE OPTIMIZATION */
@media (max-width: 480px) {
    .login-card {
        padding: 1.5rem;
        box-shadow: none; /* Flatter design for small screens */
        background: transparent; /* Seamless blend on mobile */
    }

    .login-wrapper {
        display: flex;
        justify-content: center;
        align-items: center;
        min-height: 100vh;
        padding: 1rem;

        /* BACKGROUND IMAGE SETTINGS */
        background-image: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), /* Dark overlay */
        url("path_to_your_image.jpg"); /* Replace with your image path */
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
        background-attachment: fixed; /* Keeps image still when scrolling */
    }
}

/* Note */

.demo-credentials {
    margin-top: 14px;
    padding: 10px 12px;
    font-size: 0.9rem;
    line-height: 1.5;
    background-color: #f8fafc;
    border-left: 4px solid #22c55e;
    color: #334155;
    border-radius: 6px;
}

.demo-credentials strong {
    color: #0f172a;
}

.demo-credentials code {
    background: #e2e8f0;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.85rem;
}