/* ============ AUTH STYLES ============ */
#authContainer {
    display: block;
}

.auth-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 30px;
    padding: 50px 40px;
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    animation: slideUp 0.8s ease;
}

.auth-header {
    text-align: center;
    margin-bottom: 40px;
}

.auth-header .logo {
    font-size: 3em;
    margin-bottom: 10px;
}

.auth-header h2 {
    color: var(--dark);
    font-size: 2em;
    font-weight: 700;
}

.auth-header p {
    color: #636e72;
    margin-top: 10px;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--dark);
    font-weight: 600;
    font-size: 0.95em;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 15px;
    font-size: 1em;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(108, 92, 231, 0.1);
}

.form-group input.error {
    border-color: var(--danger);
    animation: shake 0.5s;
}

.form-group input.success {
    border-color: var(--success);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.error-message {
    color: var(--danger);
    font-size: 0.85em;
    margin-top: 5px;
    display: none;
}

.error-message.show {
    display: block;
    animation: fadeIn 0.3s;
}

.validation-icon {
    position: absolute;
    right: 15px;
    top: 45px;
    font-size: 1.2em;
    display: none;
}

.validation-icon.show {
    display: block;
}

.password-strength {
    height: 5px;
    background: #e0e0e0;
    border-radius: 5px;
    margin-top: 10px;
    overflow: hidden;
}

.password-strength-bar {
    height: 100%;
    border-radius: 5px;
    transition: all 0.3s ease;
    width: 0%;
}

.strength-weak { background: var(--danger); width: 25%; }
.strength-fair { background: var(--warning); width: 50%; }
.strength-good { background: #74b9ff; width: 75%; }
.strength-strong { background: var(--success); width: 100%; }

.password-requirements {
    background: var(--light);
    padding: 15px;
    border-radius: 10px;
    margin-top: 10px;
    font-size: 0.85em;
}

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

.password-requirements li {
    padding: 3px 0;
    color: #636e72;
    transition: color 0.3s;
}

.password-requirements li.met {
    color: var(--success);
}

.password-requirements li::before {
    content: '❌ ';
    font-size: 0.8em;
}

.password-requirements li.met::before {
    content: '✅ ';
}

.toggle-link {
    text-align: center;
    margin-top: 20px;
    color: #636e72;
}

.toggle-link a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
}

.toggle-link a:hover {
    text-decoration: underline;
}