/* 
 * Modal styles for Vietnam Apps Directory
 * Version: 2.0
 */

/* Modal variables */
:root {
    --modal-overlay-bg: rgba(0, 0, 0, 0.5);
    --modal-bg: #fff;
    --modal-radius: 16px;
    --modal-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    --modal-header-bg: #f8f9fa;
    --modal-header-border: #eee;
    --modal-z-index: 1000;
    --modal-transition: 0.3s ease;
    --modal-width-sm: 400px;
    --modal-width-md: 600px;
    --modal-width-lg: 800px;
}

/* Modal overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--modal-overlay-bg);
    z-index: var(--modal-z-index);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--modal-transition), visibility var(--modal-transition);
    backdrop-filter: blur(5px);
}

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

/* Modal container */
.modal-container {
    position: relative;
    background-color: var(--modal-bg);
    border-radius: var(--modal-radius);
    width: 90%;
    max-width: var(--modal-width-md);
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--modal-shadow);
    transform: translateY(20px);
    opacity: 0;
    transition: transform var(--modal-transition), opacity var(--modal-transition);
}

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

/* Modal header */
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    background-color: var(--modal-header-bg);
    border-bottom: 1px solid var(--modal-header-border);
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-light);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background-color: rgba(0, 0, 0, 0.05);
    color: var(--text-color);
}

/* Modal body */
.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    max-height: calc(90vh - 4rem);
}

/* Modal tabs */
.modal-tabs {
    display: flex;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-tab {
    flex: 1;
    background: none;
    border: none;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    transition: all var(--transition-fast);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.modal-tab:hover {
    color: var(--primary-color);
}

.modal-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.modal-tab-content {
    display: none;
}

.modal-tab-content.active {
    display: block;
}

/* Modal form message */
.modal-form-message {
    margin-bottom: 1.25rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    display: none;
}

.modal-form-message.success {
    background-color: #d1e7dd;
    color: #0f5132;
    border: 1px solid #badbcc;
    display: flex;
}

.modal-form-message.error {
    background-color: #f8d7da;
    color: #842029;
    border: 1px solid #f5c2c7;
    display: flex;
}

.modal-form-message.info {
    background-color: #cff4fc;
    color: #055160;
    border: 1px solid #b6effb;
    display: flex;
}

/* Modal form */
.modal-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-color);
}

.form-input-group {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-lighter);
    font-size: 1rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(78, 84, 200, 0.1);
}

.password-toggle {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-lighter);
    cursor: pointer;
    font-size: 1rem;
    transition: color var(--transition-fast);
}

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

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.form-checkbox input[type="checkbox"] {
    margin-top: 0.25rem;
}

.form-checkbox label {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.4;
}

.form-checkbox label a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

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

/* Password strength meter */
.password-strength {
    margin-top: 0.5rem;
}

.strength-meter {
    height: 4px;
    background-color: var(--background-lighter);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: 0.25rem;
}

.strength-meter-fill {
    height: 100%;
    width: 0;
    border-radius: var(--radius-full);
    transition: width var(--transition-fast), background-color var(--transition-fast);
}

.strength-meter-fill[data-strength="0"] {
    width: 0;
}

.strength-meter-fill[data-strength="1"] {
    width: 20%;
    background-color: #dc3545;
}

.strength-meter-fill[data-strength="2"] {
    width: 40%;
    background-color: #fd7e14;
}

.strength-meter-fill[data-strength="3"] {
    width: 60%;
    background-color: #ffc107;
}

.strength-meter-fill[data-strength="4"] {
    width: 80%;
    background-color: #20c997;
}

.strength-meter-fill[data-strength="5"],
.strength-meter-fill[data-strength="6"] {
    width: 100%;
    background-color: #198754;
}

.strength-text {
    font-size: 0.8rem;
}

.strength-text.weak {
    color: #dc3545;
}

.strength-text.medium {
    color: #ffc107;
}

.strength-text.strong {
    color: #198754;
}

/* Form buttons */
.btn {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.btn-outline:hover {
    background-color: var(--background-lighter);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.forgot-password-link {
    text-align: center;
    color: var(--primary-color);
    font-size: 0.9rem;
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.forgot-password-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Rating input for review modal */
.rating-input {
    display: flex;
    gap: 0.25rem;
}

.rating-star {
    cursor: pointer;
    color: var(--text-lighter);
    transition: color var(--transition-fast);
}

.rating-star:hover,
.rating-star.active {
    color: #FFD700;
}

/* Modal sizes */
.modal-container.modal-sm {
    max-width: var(--modal-width-sm);
}

.modal-container.modal-lg {
    max-width: var(--modal-width-lg);
}

/* Modal animations */
@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-animation-fade {
    animation: modalFadeIn var(--modal-transition) forwards;
}

/* No scroll for body when modal is open */
body.modal-open {
    overflow: hidden;
}

/* Responsive styles */
@media (min-width: 576px) {
    .modal-container {
        width: 85%;
    }
    
}

@media (min-width: 768px) {
    .modal-container {
        width: 80%;
    }
}

@media (min-width: 992px) {
    .modal-container {
        width: 70%;
    }
}

@media (min-width: 1200px) {
    .modal-container {
        width: 60%;
    }
}