.app-container .main-content.sms-export-page {
    flex: 1;
    margin-left: calc(240px + var(--sidebar-layout-offset, 0px) - var(--sidebar-main-seam, 0px));
    padding: 20px;
    background: #f2f2f7;
    min-height: 100vh;
    transition: margin-left 0.3s ease;
}

.app-container.sidebar-collapsed .main-content.sms-export-page {
    margin-left: calc(60px + var(--sidebar-layout-offset, 0px) - var(--sidebar-main-seam, 0px));
}

@media (max-width: 768px) {
    .app-container .main-content.sms-export-page {
        margin-left: 0;
        padding: 12px;
    }
}

.sms-export-container {
    max-width: 960px;
    margin: 0 auto;
}

.sms-export-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    background: #fff;
    border: 1px solid #e5e5ea;
    border-radius: 14px;
    padding: 22px 24px;
    margin-bottom: 18px;
}

.sms-export-header-main {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.sms-export-header-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: linear-gradient(135deg, #34c759, #30b0c7);
    font-size: 20px;
    flex-shrink: 0;
}

.sms-export-header h1 {
    margin: 0 0 4px;
    font-size: 26px;
    font-weight: 700;
    color: #1d1d1f;
}

.sms-export-header p {
    margin: 0;
    font-size: 14px;
    color: #666;
    line-height: 1.45;
    max-width: 520px;
}

.sms-export-card {
    background: #fff;
    border: 1px solid #e5e5ea;
    border-radius: 14px;
    padding: 20px 24px;
    margin-bottom: 18px;
}

.sms-export-section-label {
    font-size: 12px;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 10px;
}

.sms-export-section-label:not(:first-child) {
    margin-top: 18px;
}

.sms-export-period-picker {
    margin-bottom: 0;
    border: none;
    padding: 0;
    background: transparent;
}

.sms-export-audience-picker {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.sms-export-audience-btn {
    padding: 8px 14px;
    border: 1px solid #d1d1d6;
    border-radius: 10px;
    background: #fff;
    color: #1d1d1f;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.sms-export-audience-btn:hover {
    border-color: #007aff;
    color: #007aff;
}

.sms-export-audience-btn.active {
    background: #007aff;
    border-color: #007aff;
    color: #fff;
}

.sms-export-audience-hint {
    margin: 10px 0 0;
    font-size: 12px;
    color: #666;
    line-height: 1.45;
}

.sms-export-load-row {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid #f0f0f5;
}

.sms-export-filters {
    display: flex;
    align-items: flex-end;
    gap: 14px;
    flex-wrap: wrap;
}

.sms-export-filter-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.sms-export-filter-group label {
    font-size: 12px;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.sms-export-date-input {
    padding: 10px 12px;
    border: 1px solid #d1d1d6;
    border-radius: 10px;
    font-size: 14px;
    color: #1d1d1f;
    background: #fff;
    min-width: 160px;
}

.sms-export-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s, transform 0.1s;
}

.sms-export-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.sms-export-btn:not(:disabled):active {
    transform: scale(0.98);
}

.sms-export-btn-primary {
    background: #007aff;
    color: #fff;
}

.sms-export-btn-success {
    background: #34c759;
    color: #fff;
}

.sms-export-btn-secondary {
    background: #f2f2f7;
    color: #1d1d1f;
    border: 1px solid #d1d1d6;
}

.sms-export-stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid #f0f0f5;
}

.sms-export-stat {
    font-size: 14px;
    color: #666;
}

.sms-export-stat strong {
    color: #1d1d1f;
    font-size: 18px;
    font-weight: 700;
    margin-right: 4px;
}

.sms-export-status {
    font-size: 13px;
    color: #666;
    margin-top: 12px;
    min-height: 18px;
}

.sms-export-status--error {
    color: #ff3b30;
}

.sms-export-status--success {
    color: #34c759;
}

.sms-export-preview-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.sms-export-preview-label h2 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #1d1d1f;
}

.sms-export-preview {
    width: 100%;
    min-height: 320px;
    max-height: 60vh;
    padding: 14px 16px;
    border: 1px solid #d1d1d6;
    border-radius: 10px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 12px;
    line-height: 1.5;
    color: #1d1d1f;
    background: #fafafa;
    resize: vertical;
    box-sizing: border-box;
}

.sms-export-preview:disabled {
    color: #888;
}

.sms-export-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 14px;
}

[data-theme="dark"] .sms-export-section-label,
[data-theme="dark"] .sms-export-audience-hint {
    color: #98989d;
}

[data-theme="dark"] .sms-export-audience-btn {
    background: #2c2c2e;
    border-color: #48484a;
    color: #f5f5f7;
}

[data-theme="dark"] .sms-export-audience-btn.active {
    background: #007aff;
    border-color: #007aff;
    color: #fff;
}

[data-theme="dark"] .sms-export-load-row {
    border-top-color: #38383a;
}

[data-theme="dark"] .sms-export-header,
[data-theme="dark"] .sms-export-card {
    background: #1c1c1e;
    border-color: #38383a;
}

[data-theme="dark"] .sms-export-header h1,
[data-theme="dark"] .sms-export-stat strong,
[data-theme="dark"] .sms-export-preview-label h2 {
    color: #f5f5f7;
}

[data-theme="dark"] .sms-export-header p,
[data-theme="dark"] .sms-export-filter-group label,
[data-theme="dark"] .sms-export-stat,
[data-theme="dark"] .sms-export-status {
    color: #98989d;
}

[data-theme="dark"] .sms-export-date-input,
[data-theme="dark"] .sms-export-preview {
    background: #2c2c2e;
    border-color: #48484a;
    color: #f5f5f7;
}

[data-theme="dark"] .sms-export-btn-secondary {
    background: #2c2c2e;
    border-color: #48484a;
    color: #f5f5f7;
}

[data-theme="dark"] .sms-export-stats {
    border-top-color: #38383a;
}