/* Modern Login CSS */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --bg-gradient-start: #f8fafc;
    --bg-gradient-end: #e2e8f0;
    --text-color: #1e293b;
    --text-muted: #64748b;
    --card-bg: #ffffff;
    --error-color: #ef4444;
    --error-bg: #fee2e2;
    --input-border: #cbd5e1;
    --input-focus: #2563eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --radius: 0.5rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 1rem;
}

.login-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    width: 100%;
}

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

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.msg-alert {
    background-color: var(--error-bg);
    color: #991b1b;
    padding: 0.75rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    text-align: center;
    border: 1px solid #fecaca;
}

.form-group {
    margin-bottom: 1.25rem;
}

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

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--input-border);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: all 0.2s;
    background-color: #f8fafc;
}

.form-control:focus {
    outline: none;
    border-color: var(--input-focus);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    background-color: #fff;
}

.btn-primary {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 0.5rem;
}

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

.login-footer {
    margin-top: 1.5rem;
    text-align: center;
    border-top: 1px solid #e2e8f0;
    padding-top: 1.5rem;
}

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

.login-footer a:hover {
    text-decoration: underline;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

.login-card {
    animation: fadeIn 0.4s ease-out;
}

/* Tooltip for Password Requirements */
.password-requirements {
    display: none;
    background-color: #333;
    color: #fff;
    padding: 10px;
    border-radius: 5px;
    font-size: 0.85rem;
    position: absolute;
    z-index: 10;
    width: 100%;
    margin-top: 5px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.password-requirements ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.password-requirements li {
    margin-bottom: 4px;
    display: flex;
    align-items: center;
}

.password-requirements li.valid {
    color: #4caf50;
}

.password-requirements li.invalid {
    color: #f44336;
}

.password-requirements li:before {
    content: '•';
    margin-right: 8px;
    font-weight: bold;
}

.password-requirements li.valid:before {
    content: '✓';
}

.password-requirements li.invalid:before {
    content: '✕';
}

.form-group {
    position: relative;
    /* Context for absolute positioning */
}

@media (max-width: 480px) {
    .login-container {
        padding: 10px;
    }
}