/* Authentication Styles */

/* Background */
.auth-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.auth-bg-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-2);
    opacity: 0.1;
}

.auth-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(29, 155, 240, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

/* Container */
.auth-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    position: relative;
}

/* Logo */
.auth-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    text-decoration: none;
    color: var(--text-primary);
}

.brand-icon {
    font-size: var(--font-size-3xl);
}

.brand-text {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Card */
.auth-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Header */
.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-header h1 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.auth-header p {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
}

/* Form */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.form-group input {
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(29, 155, 240, 0.1);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.form-error {
    color: #ef4444;
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-xs);
}

.forgot-password-link {
    display: block;
    text-align: right;
    font-size: var(--font-size-sm);
    color: var(--accent);
    text-decoration: none;
    margin-top: var(--spacing-xs);
}

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

.form-divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.form-divider::before,
.form-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.form-divider span {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* Password Input with Toggle */
.password-input {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input input {
    width: 100%;
    padding-right: 45px;
}

.password-toggle {
    position: absolute;
    right: 10px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.password-toggle .toggle-icon {
    font-size: 18px;
}

/* Buttons */
.btn {
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 10px 15px -3px rgba(29, 155, 240, 0.3);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--border-hover);
}

.btn-full {
    width: 100%;
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.btn-icon {
    font-size: var(--font-size-lg);
}

.btn-google {
    background: white;
    color: #333;
    border: 1px solid var(--border);
}

.btn-google:hover {
    background: #f8f9fa;
    border-color: var(--border-hover);
}

.google-icon {
    flex-shrink: 0;
}

.btn-loading {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Footer */
.auth-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.auth-footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

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

/* Success/Error Messages */
.auth-success,
.auth-error {
    text-align: center;
    padding: var(--spacing-xl);
}

.success-icon,
.error-icon {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-md);
}

.auth-success h2,
.auth-error h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.auth-success h2 {
    color: #10b981;
}

.auth-error h2 {
    color: #ef4444;
}

.auth-success p,
.auth-error p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.success-timer {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* Checkbox */
.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.form-checkbox input[type="checkbox"] {
    margin-top: 2px;
    accent-color: var(--accent);
}

.form-checkbox label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.5;
}

.form-checkbox a {
    color: var(--accent);
    text-decoration: none;
}

.form-checkbox a:hover {
    text-decoration: underline;
}

/* Password Strength */
.password-strength {
    margin-top: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.strength-bar {
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
    width: 0%;
    transition: all var(--transition-normal);
}

.strength-text {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 480px) {
    .auth-container {
        padding: var(--spacing-md);
    }

    .auth-card {
        padding: var(--spacing-lg);
    }

    .auth-header h1 {
        font-size: var(--font-size-2xl);
    }

    .auth-logo {
        margin-bottom: var(--spacing-lg);
    }
}