/* Instagram-Style CSS Framework for Live Commerce Platform */

:root {
    /* Instagram Colors */
    --ig-primary: #0095f6;
    --ig-primary-hover: #1877f2;
    --ig-dark: #262626;
    --ig-gray: #8e8e8e;
    --ig-light-gray: #dbdbdb;
    --ig-bg-gray: #fafafa;
    --ig-white: #ffffff;
    --ig-danger: #ed4956;
    --ig-success: #58c322;
    
    /* Spacing */
    --ig-spacing-xs: 4px;
    --ig-spacing-sm: 8px;
    --ig-spacing-md: 16px;
    --ig-spacing-lg: 24px;
    --ig-spacing-xl: 32px;
    
    /* Typography */
    --ig-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --ig-font-size-xs: 12px;
    --ig-font-size-sm: 14px;
    --ig-font-size-base: 16px;
    --ig-font-size-lg: 18px;
    --ig-font-size-xl: 22px;
    
    /* Border Radius */
    --ig-radius-sm: 3px;
    --ig-radius-md: 8px;
    --ig-radius-lg: 12px;
    --ig-radius-full: 50%;
    
    /* Shadows */
    --ig-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --ig-shadow-md: 0 2px 4px rgba(0, 0, 0, 0.1);
    --ig-shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.15);
    
    /* Z-index */
    --ig-z-dropdown: 1000;
    --ig-z-sticky: 1020;
    --ig-z-fixed: 1030;
    --ig-z-modal-backdrop: 1040;
    --ig-z-modal: 1050;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--ig-font-family);
    font-size: var(--ig-font-size-sm);
    line-height: 1.5;
    color: var(--ig-dark);
    background-color: var(--ig-bg-gray);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Container */
.ig-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (max-width: 735px) {
    .ig-container {
        padding: 0;
    }
}

/* Navigation Bar */
.ig-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--ig-white);
    border-bottom: 1px solid var(--ig-light-gray);
    z-index: var(--ig-z-fixed);
    display: flex;
    align-items: center;
    padding: 0 20px;
}

.ig-nav-content {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ig-nav-logo {
    font-size: var(--ig-font-size-xl);
    font-weight: 600;
    color: var(--ig-dark);
    text-decoration: none;
}

.ig-nav-menu {
    display: flex;
    gap: 24px;
    align-items: center;
}

.ig-nav-item {
    cursor: pointer;
    color: var(--ig-dark);
    font-size: 24px;
    transition: opacity 0.2s;
}

.ig-nav-item:hover {
    opacity: 0.6;
}

/* Main Content */
.ig-main {
    margin-top: 60px;
    min-height: calc(100vh - 60px);
}

/* Profile Header */
.ig-profile-header {
    padding: 30px 20px;
    background: var(--ig-white);
    border-bottom: 1px solid var(--ig-light-gray);
}

.ig-profile-info {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    margin-bottom: 20px;
    max-width: 1400px;
    margin: 0 auto 20px auto;
}

.ig-profile-avatar {
    width: 150px;
    height: 150px;
    border-radius: var(--ig-radius-full);
    background: var(--ig-light-gray);
    padding: 3px;
    flex-shrink: 0;
}

/* 라이브 방송 중일 때만 인스타그램 그라디언트 테두리 */
.ig-profile-avatar.is-live {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.ig-profile-avatar-inner {
    width: 100%;
    height: 100%;
    border-radius: var(--ig-radius-full);
    background: var(--ig-white);
    padding: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.ig-profile-avatar img {
    width: 100%;
    height: 100%;
    border-radius: var(--ig-radius-full);
    object-fit: cover;
}

.ig-profile-avatar-placeholder {
    font-size: 60px;
    color: var(--ig-gray);
}

.ig-profile-details {
    flex: 1;
}

.ig-profile-username {
    font-size: 28px;
    font-weight: 300;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.ig-btn {
    padding: 6px 16px;
    border: 1px solid var(--ig-light-gray);
    border-radius: var(--ig-radius-md);
    background: var(--ig-white);
    font-size: var(--ig-font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

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

.ig-btn:hover {
    background: var(--ig-bg-gray);
}

/* Profile Stats */
.ig-profile-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 16px;
}

.ig-stat {
    display: flex;
    gap: 4px;
}

.ig-stat-value {
    font-weight: 600;
    color: var(--ig-dark);
}

.ig-stat-label {
    color: var(--ig-dark);
}

/* Profile Bio */
.ig-profile-bio {
    margin-bottom: 20px;
}

.ig-profile-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.ig-profile-description {
    white-space: pre-line;
    margin-bottom: 8px;
    word-break: break-word;
}

.ig-profile-link {
    color: var(--ig-primary);
    text-decoration: none;
    font-weight: 600;
}

.ig-profile-link:hover {
    text-decoration: underline;
}

/* Highlights */
.ig-highlights {
    display: flex;
    gap: 15px;
    padding: 20px 0;
    overflow-x: auto;
    scrollbar-width: none;
}

.ig-highlights::-webkit-scrollbar {
    display: none;
}

.ig-highlight {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    flex-shrink: 0;
}

.ig-highlight-circle {
    width: 77px;
    height: 77px;
    border-radius: var(--ig-radius-full);
    border: 1px solid var(--ig-light-gray);
    padding: 3px;
    background: var(--ig-white);
}

.ig-highlight-inner {
    width: 100%;
    height: 100%;
    border-radius: var(--ig-radius-full);
    background: var(--ig-bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.ig-highlight-label {
    font-size: var(--ig-font-size-xs);
    max-width: 77px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Tabs */
.ig-tabs {
    display: flex;
    justify-content: center;
    border-top: 1px solid var(--ig-light-gray);
    background: var(--ig-white);
}

.ig-tab {
    padding: 15px 30px;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--ig-gray);
    text-decoration: none;
    border-top: 1px solid transparent;
    margin-top: -1px;
    cursor: pointer;
    font-size: var(--ig-font-size-xs);
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.ig-tab.active {
    color: var(--ig-dark);
    border-top-color: var(--ig-dark);
}

.ig-tab:hover:not(.active) {
    color: var(--ig-dark);
}

/* Grid Layout */
.ig-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3px;
    margin-top: 3px;
}

.ig-grid-item {
    position: relative;
    padding-bottom: 100%;
    background: var(--ig-bg-gray);
    cursor: pointer;
}

.ig-grid-item img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ig-grid-item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
}

.ig-grid-item:hover .ig-grid-item-overlay {
    opacity: 1;
}

.ig-grid-item-stats {
    display: flex;
    gap: 20px;
    color: var(--ig-white);
    font-weight: 600;
}

/* Cards */
.ig-card {
    background: var(--ig-white);
    border: 1px solid var(--ig-light-gray);
    border-radius: var(--ig-radius-md);
    margin-bottom: 24px;
}

.ig-card-header {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    gap: 12px;
}

.ig-card-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--ig-radius-full);
    background: var(--ig-gray);
}

.ig-card-username {
    font-weight: 600;
    color: var(--ig-dark);
    text-decoration: none;
}

.ig-card-content {
    padding: 0 16px 16px;
}

.ig-card-image {
    width: 100%;
    margin-bottom: 12px;
}

/* Stories */
.ig-stories {
    display: flex;
    gap: 15px;
    padding: 16px;
    background: var(--ig-white);
    border: 1px solid var(--ig-light-gray);
    border-radius: var(--ig-radius-md);
    overflow-x: auto;
    scrollbar-width: none;
    margin-bottom: 24px;
}

.ig-stories::-webkit-scrollbar {
    display: none;
}

.ig-story {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    flex-shrink: 0;
}

.ig-story-ring {
    width: 66px;
    height: 66px;
    border-radius: var(--ig-radius-full);
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    padding: 2px;
}

.ig-story-ring.viewed {
    background: var(--ig-light-gray);
}

.ig-story-avatar {
    width: 100%;
    height: 100%;
    border-radius: var(--ig-radius-full);
    background: var(--ig-white);
    padding: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ig-story-avatar img {
    width: 100%;
    height: 100%;
    border-radius: var(--ig-radius-full);
    object-fit: cover;
}

.ig-story-username {
    font-size: var(--ig-font-size-xs);
    max-width: 66px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Mobile Specific Styles */
@media (max-width: 735px) {
    .ig-profile-header {
        padding: 16px;
    }
    
    .ig-profile-info {
        gap: 20px;
    }
    
    .ig-profile-avatar {
        width: 77px;
        height: 77px;
    }
    
    .ig-profile-avatar-placeholder {
        font-size: 30px;
    }
    
    .ig-profile-username {
        font-size: 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .ig-profile-stats {
        padding: 12px 0;
        border-top: 1px solid var(--ig-light-gray);
        border-bottom: 1px solid var(--ig-light-gray);
        justify-content: space-around;
        margin: 20px -16px 16px;
    }
    
    .ig-stat {
        flex-direction: column;
        align-items: center;
        gap: 0;
    }
    
    .ig-tabs {
        justify-content: space-around;
    }
    
    .ig-tab {
        padding: 15px 10px;
        font-size: 10px;
    }
    
    .ig-grid {
        gap: 1px;
    }
}

/* Bottom Navigation (Mobile) */
.ig-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--ig-white);
    border-top: 1px solid var(--ig-light-gray);
    z-index: var(--ig-z-fixed);
    padding: 0;
}

.ig-bottom-nav-content {
    height: 100%;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.ig-bottom-nav-item {
    font-size: 24px;
    color: var(--ig-dark);
    cursor: pointer;
}

.ig-bottom-nav-item.active {
    color: var(--ig-primary);
}

@media (max-width: 735px) {
    .ig-bottom-nav {
        display: block;
    }

    .ig-main {
        margin-bottom: 60px;
    }

    .ig-nav-menu {
        display: none;
    }
}

/* Forms */
.ig-form-group {
    margin-bottom: 16px;
}

.ig-input {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--ig-light-gray);
    border-radius: var(--ig-radius-sm);
    background: var(--ig-bg-gray);
    font-size: var(--ig-font-size-sm);
    transition: all 0.2s;
}

.ig-input:focus {
    outline: none;
    border-color: var(--ig-gray);
    background: var(--ig-white);
}

.ig-label {
    display: block;
    margin-bottom: 6px;
    font-size: var(--ig-font-size-sm);
    font-weight: 600;
    color: var(--ig-dark);
}

/* Loading Spinner */
.ig-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--ig-light-gray);
    border-top-color: var(--ig-gray);
    border-radius: var(--ig-radius-full);
    animation: ig-spin 0.8s linear infinite;
    margin: 20px auto;
}

@keyframes ig-spin {
    to {
        transform: rotate(360deg);
    }
}

/* Utility Classes */
.ig-text-center {
    text-align: center;
}

.ig-text-muted {
    color: var(--ig-gray);
}

.ig-mb-1 { margin-bottom: 8px; }
.ig-mb-2 { margin-bottom: 16px; }
.ig-mb-3 { margin-bottom: 24px; }
.ig-mb-4 { margin-bottom: 32px; }

.ig-mt-1 { margin-top: 8px; }
.ig-mt-2 { margin-top: 16px; }
.ig-mt-3 { margin-top: 24px; }
.ig-mt-4 { margin-top: 32px; }

.ig-p-1 { padding: 8px; }
.ig-p-2 { padding: 16px; }
.ig-p-3 { padding: 24px; }
.ig-p-4 { padding: 32px; }

/* Product Grid for Commerce */
.ig-product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    background: var(--ig-white);
    padding: 12px;
}

.ig-product-item {
    position: relative;
    background: var(--ig-white);
    cursor: pointer;
    border: 1px solid var(--ig-border);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.ig-product-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.ig-product-image {
    width: 100%;
    padding-bottom: 100%;
    position: relative;
    overflow: hidden;
}

.ig-product-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ig-product-info {
    padding: 12px;
    background: var(--ig-white);
}

.ig-product-title {
    font-size: var(--ig-font-size-sm);
    font-weight: 600;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ig-product-price {
    color: var(--ig-primary);
    font-weight: 600;
}

/* Dropdown Menu */
.ig-dropdown {
    position: relative;
}

.ig-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--ig-white);
    border: 1px solid var(--ig-light-gray);
    border-radius: var(--ig-radius-md);
    box-shadow: var(--ig-shadow-lg);
    min-width: 200px;
    display: none;
    z-index: var(--ig-z-dropdown);
}

.ig-dropdown.active .ig-dropdown-menu {
    display: block;
}

.ig-dropdown-item {
    padding: 12px 16px;
    cursor: pointer;
    transition: background 0.2s;
    display: block;
    color: var(--ig-dark);
    text-decoration: none;
}

.ig-dropdown-item:hover {
    background: var(--ig-bg-gray);
}

.ig-dropdown-divider {
    height: 1px;
    background: var(--ig-light-gray);
    margin: 8px 0;
}

/* Scrollable Tabs (for seller profile with many tabs) */
.ig-tabs-scrollable {
    display: flex;
    justify-content: center;
    overflow-x: auto;
    scrollbar-width: none;
    border-top: 1px solid var(--ig-light-gray);
    background: var(--ig-white);
    white-space: nowrap;
}

.ig-tabs-scrollable::-webkit-scrollbar {
    display: none;
}

.ig-tabs-scrollable .ig-tab {
    flex-shrink: 0;
    padding: 15px 20px;
}

/* Stats Box (for dashboard) */
.ig-stats-box {
    background: var(--ig-white);
    border: 1px solid var(--ig-light-gray);
    border-radius: var(--ig-radius-md);
    padding: 20px;
    margin-bottom: 16px;
}

.ig-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
}

.ig-stats-item {
    text-align: center;
    padding: 16px;
    border-radius: var(--ig-radius-md);
    background: var(--ig-bg-gray);
}

.ig-stats-item-value {
    font-size: 28px;
    font-weight: 600;
    color: var(--ig-dark);
    margin-bottom: 4px;
}

.ig-stats-item-label {
    font-size: var(--ig-font-size-sm);
    color: var(--ig-gray);
}

.ig-stats-item.primary {
    background: var(--ig-primary);
}

.ig-stats-item.primary .ig-stats-item-value,
.ig-stats-item.primary .ig-stats-item-label {
    color: var(--ig-white);
}

/* Announcement Section */
.ig-announcement {
    display: none;
    background: var(--ig-white);
    border: 1px solid var(--ig-light-gray);
    border-radius: var(--ig-radius-md);
    padding: 20px;
    margin-bottom: 16px;
}

.ig-announcement-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.ig-announcement-title {
    font-size: var(--ig-font-size-base);
    font-weight: 600;
    color: var(--ig-dark);
}

.ig-announcement-content {
    color: var(--ig-dark);
    line-height: 1.6;
    white-space: pre-line;
    margin-bottom: 12px;
}

.ig-announcement-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ig-announcement-link {
    color: var(--ig-primary);
    text-decoration: none;
    font-size: var(--ig-font-size-sm);
    display: flex;
    align-items: center;
    gap: 6px;
}

.ig-announcement-link:hover {
    text-decoration: underline;
}

/* Order Card */
.ig-order-card {
    background: var(--ig-white);
    border: 1px solid var(--ig-light-gray);
    border-radius: var(--ig-radius-md);
    padding: 16px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.ig-order-card:hover {
    box-shadow: var(--ig-shadow-md);
    border-color: var(--ig-gray);
}

.ig-order-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--ig-light-gray);
}

.ig-order-number {
    font-size: var(--ig-font-size-sm);
    font-weight: 600;
    color: var(--ig-dark);
}

.ig-order-date {
    font-size: var(--ig-font-size-xs);
    color: var(--ig-gray);
}

.ig-order-status {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: var(--ig-font-size-xs);
    font-weight: 600;
}

.ig-order-status.pending {
    background: #fff3cd;
    color: #856404;
}

.ig-order-status.processing {
    background: #d1ecf1;
    color: #0c5460;
}

.ig-order-status.shipped {
    background: #d4edda;
    color: #155724;
}

.ig-order-status.delivered {
    background: #d4edda;
    color: #155724;
}

.ig-order-status.cancelled {
    background: #f8d7da;
    color: #721c24;
}

.ig-order-items {
    margin-bottom: 12px;
}

.ig-order-item {
    display: flex;
    gap: 12px;
    margin-bottom: 8px;
}

.ig-order-item-image {
    width: 60px;
    height: 60px;
    border-radius: var(--ig-radius-sm);
    background: var(--ig-bg-gray);
    flex-shrink: 0;
    overflow: hidden;
}

.ig-order-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ig-order-item-info {
    flex: 1;
}

.ig-order-item-name {
    font-size: var(--ig-font-size-sm);
    font-weight: 600;
    margin-bottom: 4px;
}

.ig-order-item-details {
    font-size: var(--ig-font-size-xs);
    color: var(--ig-gray);
}

.ig-order-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--ig-light-gray);
}

.ig-order-total {
    font-size: var(--ig-font-size-base);
    font-weight: 600;
    color: var(--ig-primary);
}

/* Sort Dropdown */
.ig-sort-select {
    padding: 8px 32px 8px 12px;
    border: 1px solid var(--ig-light-gray);
    border-radius: var(--ig-radius-md);
    background: var(--ig-white);
    font-size: var(--ig-font-size-sm);
    font-weight: 600;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23262626' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

.ig-sort-select:focus {
    outline: none;
    border-color: var(--ig-gray);
}

.ig-sort-container {
    display: flex;
    justify-content: flex-end;
    padding: 12px 16px;
    background: var(--ig-white);
    border-bottom: 1px solid var(--ig-light-gray);
}

/* Modal */
.ig-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.65);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--ig-z-modal);
    padding: 20px;
}

.ig-modal.hidden {
    display: none;
}

.ig-modal-content {
    background: var(--ig-white);
    border-radius: var(--ig-radius-lg);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.ig-modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--ig-light-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ig-modal-title {
    font-size: var(--ig-font-size-lg);
    font-weight: 600;
    color: var(--ig-dark);
}

.ig-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 24px;
    color: var(--ig-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--ig-radius-full);
    transition: background 0.2s;
}

.ig-modal-close:hover {
    background: var(--ig-bg-gray);
}

.ig-modal-body {
    padding: 20px;
}

.ig-modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--ig-light-gray);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Product Detail Modal */
.ig-product-detail-image {
    width: 100%;
    max-height: 400px;
    object-fit: contain;
    background: var(--ig-bg-gray);
}

.ig-product-detail-info {
    padding: 20px;
}

.ig-product-detail-title {
    font-size: var(--ig-font-size-xl);
    font-weight: 600;
    margin-bottom: 8px;
}

.ig-product-detail-price {
    font-size: var(--ig-font-size-lg);
    color: var(--ig-primary);
    font-weight: 600;
    margin-bottom: 16px;
}

.ig-product-detail-description {
    color: var(--ig-dark);
    line-height: 1.6;
    margin-bottom: 16px;
}

/* Content Section */
.ig-content-section {
    background: var(--ig-white);
    padding: 20px;
    margin-bottom: 16px;
}

.ig-content-section-title {
    font-size: var(--ig-font-size-lg);
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--ig-dark);
}

/* List Group */
.ig-list-group {
    border: 1px solid var(--ig-light-gray);
    border-radius: var(--ig-radius-md);
    overflow: hidden;
}

.ig-list-item {
    padding: 16px;
    border-bottom: 1px solid var(--ig-light-gray);
    background: var(--ig-white);
    cursor: pointer;
    transition: background 0.2s;
}

.ig-list-item:last-child {
    border-bottom: none;
}

.ig-list-item:hover {
    background: var(--ig-bg-gray);
}

.ig-list-item-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.ig-list-item-subtitle {
    font-size: var(--ig-font-size-sm);
    color: var(--ig-gray);
    word-break: break-word;
}

/* Empty State */
.ig-empty-state {
    text-align: center;
    padding: 60px 20px;
}

.ig-empty-state-icon {
    font-size: 64px;
    color: var(--ig-light-gray);
    margin-bottom: 16px;
}

.ig-empty-state-title {
    font-size: var(--ig-font-size-lg);
    font-weight: 600;
    color: var(--ig-dark);
    margin-bottom: 8px;
}

.ig-empty-state-description {
    color: var(--ig-gray);
    margin-bottom: 24px;
}

/* Responsive adjustments */
@media (max-width: 1200px) {
    .ig-container {
        padding: 0 16px;
    }
}

@media (max-width: 768px) {
    .ig-container {
        padding: 0 12px;
    }

    .ig-nav {
        padding: 0 12px;
    }

    .ig-nav-content {
        gap: 12px;
    }

    .ig-nav-menu {
        gap: 14px;
    }

    .ig-nav-item {
        font-size: 22px;
    }

    .ig-profile-header {
        padding: 24px 12px;
    }

    .ig-profile-info {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .ig-profile-username {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
        font-size: 24px;
    }

    .ig-profile-stats {
        gap: 20px;
        justify-content: center;
        flex-wrap: wrap;
    }

    .ig-content-section {
        padding: 16px 14px;
    }

    .ig-product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}

@media (max-width: 735px) {
    .ig-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
    }

    .ig-tab {
        flex: 0 0 auto;
        white-space: nowrap;
    }

    .ig-stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .ig-stats-item-value {
        font-size: 20px;
    }

    .ig-order-card {
        padding: 12px;
    }

    .ig-order-item-image {
        width: 50px;
        height: 50px;
    }

    .ig-modal-content {
        max-width: 100%;
        max-height: calc(100vh - 120px);
        border-radius: 0;
    }

    .ig-modal-header {
        padding: 16px;
    }

    .ig-modal-body {
        padding: 12px 16px;
    }

    .ig-modal-footer {
        padding: 12px 16px;
        flex-direction: column;
        gap: 8px;
    }

    .ig-modal-footer .ig-btn,
    .ig-modal-footer .ig-btn-primary {
        width: 100%;
    }

    .ig-modal-title {
        font-size: var(--ig-font-size-base);
    }

    .ig-modal-close {
        width: 28px;
        height: 28px;
        font-size: 20px;
    }

    .ig-product-detail-image {
        max-height: 250px !important;
    }

    .ig-product-detail-title {
        font-size: 16px !important;
    }

    .ig-product-detail-price {
        font-size: 18px !important;
    }

    .quantity-btn {
        font-size: 12px !important;
        padding: 6px 0 !important;
    }

    .ig-modal-quantity-grid {
        grid-template-columns: repeat(4, 1fr) !important;
    }

    .ig-tabs-scrollable .ig-tab {
        padding: 15px 16px;
        font-size: 11px;
    }

    .ig-list-item {
        align-items: flex-start;
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .ig-container {
        padding: 0 8px;
    }

    .ig-product-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ig-btn {
        font-size: 13px;
        padding: 8px 16px;
    }

    .ig-nav {
        padding: 0 10px;
    }

    .ig-nav-item {
        font-size: 20px;
    }

    .ig-profile-header {
        padding: 20px 8px;
    }

    .ig-profile-username {
        font-size: 22px;
    }

    .ig-modal-quantity-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}