/* ===================================
   ENVISION - Authentication Styles
   =================================== */

/* ===== Modal Overlay ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ===== Modal Container ===== */
.modal {
    width: 100%;
    max-width: 420px;
    background: linear-gradient(145deg, rgba(30, 30, 45, 0.95) 0%, rgba(20, 20, 30, 0.98) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transform: scale(0.9) translateY(20px);
    transition: var(--transition-normal);
    box-shadow:
        0 25px 80px rgba(0, 0, 0, 0.5),
        0 0 100px rgba(102, 126, 234, 0.1);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

/* Modal Header */
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.modal-header h2 {
    font-size: 1.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255, 100, 100, 0.2);
    border-color: rgba(255, 100, 100, 0.3);
    color: #ff6464;
}

.modal-close svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

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

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

.form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input {
    width: 100%;
    padding: 0.9rem 1rem;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    outline: none;
    transition: var(--transition-fast);
}

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

.form-group input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-purple);
    box-shadow: 0 0 20px rgba(156, 124, 250, 0.2);
}

.form-group input:invalid:not(:placeholder-shown) {
    border-color: #ff6464;
}

/* Password Toggle */
.password-wrapper {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    transition: var(--transition-fast);
}

.password-toggle:hover {
    color: var(--text-primary);
}

.password-toggle svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

/* Form Error */
.form-error {
    display: none;
    padding: var(--spacing-sm);
    background: rgba(255, 100, 100, 0.1);
    border: 1px solid rgba(255, 100, 100, 0.3);
    border-radius: var(--radius-sm);
    color: #ff8080;
    font-size: 0.85rem;
    text-align: center;
}

.form-error.show {
    display: block;
    animation: shake 0.4s ease;
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-5px);
    }

    75% {
        transform: translateX(5px);
    }
}

/* Submit Button */
.auth-form .btn-primary {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    margin-top: var(--spacing-xs);
}

.auth-form .btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Form Footer */
.form-footer {
    text-align: center;
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.form-footer p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-footer button {
    background: none;
    border: none;
    color: var(--accent-purple);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.form-footer button:hover {
    color: var(--accent-blue);
    text-decoration: underline;
}

/* ===== Auth Tabs ===== */
.auth-tabs {
    display: flex;
    gap: 4px;
    background: rgba(255, 255, 255, 0.05);
    padding: 4px;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.auth-tab {
    flex: 1;
    padding: 0.75rem 1rem;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.auth-tab.active {
    background: var(--primary-gradient);
    color: white;
}

.auth-tab:not(.active):hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

/* ===== Divider ===== */
.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.auth-divider span {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ===== Social Login (Optional) ===== */
.social-login {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.btn-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.8rem;
    background: var(--bg-glass);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-social:hover {
    background: var(--bg-glass-hover);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-social svg {
    width: 20px;
    height: 20px;
}

/* ===== User Menu (Logged In State) ===== */
.user-menu {
    position: relative;
}

.user-avatar {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    border-radius: 50%;
    font-weight: 600;
    font-size: 1rem;
    color: white;
    cursor: pointer;
    transition: var(--transition-fast);
}

.user-avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-xs);
    min-width: 200px;
    background: rgba(30, 30, 45, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-fast);
    z-index: 100;
}

.user-menu:hover .user-dropdown,
.user-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-info {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.user-info .name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.user-info .email {
    font-size: 0.8rem;
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-fast);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.user-dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.user-dropdown-item.danger:hover {
    background: rgba(255, 100, 100, 0.1);
    color: #ff8080;
}

.user-dropdown-item svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

/* ===== Responsive ===== */
@media (max-width: 480px) {
    .modal {
        padding: var(--spacing-lg);
        margin: var(--spacing-sm);
    }

    .modal-header h2 {
        font-size: 1.3rem;
    }

    .form-group input {
        padding: 0.8rem;
    }
}

/* ===== Access Info Section ===== */
.access-info {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.access-info p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.access-info .btn {
    width: 100%;
    background: transparent;
    border: 2px solid #43e97b;
    color: #43e97b;
    font-weight: 600;
}

.access-info .btn:hover {
    background: #43e97b;
    color: #0a0a0f;
}