* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--tg-theme-bg-color, #ffffff);
    color: var(--tg-theme-text-color, #000000);
    padding: 16px;
    min-height: 100vh;
    overflow-x: hidden;
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    overflow-x: hidden;
    box-sizing: border-box;
}

header {
    text-align: center;
    margin-bottom: 24px;
}

header h1 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--tg-theme-text-color, #000000);
}

.auth-section {
    margin: 20px 0;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
    margin: 8px 0;
}

.btn-primary {
    background: var(--tg-theme-button-color, #3390ec);
    color: var(--tg-theme-button-text-color, #ffffff);
}

.btn-primary:hover {
    opacity: 0.9;
}

.btn-secondary {
    background: var(--tg-theme-secondary-bg-color, #f0f0f0);
    color: var(--tg-theme-text-color, #000000);
}

.btn-secondary:hover {
    opacity: 0.8;
}

.loading {
    text-align: center;
    padding: 40px 20px;
}

.spinner {
    border: 4px solid var(--tg-theme-hint-color, #999999);
    border-top: 4px solid var(--tg-theme-button-color, #3390ec);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 16px;
}

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

.error {
    background: #ffebee;
    color: #c62828;
    padding: 16px;
    border-radius: 8px;
    margin: 16px 0;
    display: none;
}

.error.show {
    display: block;
}

.hidden {
    display: none;
}

.section {
    margin: 20px 0;
    padding: 16px;
    background: var(--tg-theme-secondary-bg-color, #f5f5f5);
    border-radius: 8px;
    overflow: hidden;
    box-sizing: border-box;
}

.section label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--tg-theme-text-color, #000000);
}

.select, .input {
    width: 100%;
    max-width: 100%;
    padding: 10px;
    border: 1px solid var(--tg-theme-hint-color, #cccccc);
    border-radius: 6px;
    font-size: 14px;
    margin-bottom: 12px;
    background: var(--tg-theme-bg-color, #ffffff);
    color: var(--tg-theme-text-color, #000000);
    box-sizing: border-box;
    overflow: hidden;
    text-overflow: ellipsis;
}

.select {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.select option {
    white-space: normal;
    word-wrap: break-word;
    max-width: 100%;
}

.summary-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 20px 0;
}

.card {
    background: var(--tg-theme-secondary-bg-color, #f5f5f5);
    padding: 16px;
    border-radius: 8px;
    text-align: center;
}

.card-title {
    font-size: 12px;
    color: var(--tg-theme-hint-color, #999999);
    margin-bottom: 8px;
    text-transform: uppercase;
}

.card-value {
    font-size: 24px;
    font-weight: bold;
    color: var(--tg-theme-text-color, #000000);
}

.card-value.earnings {
    color: #4caf50;
}

.statistics {
    margin: 20px 0;
}

.statistics h2 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--tg-theme-text-color, #000000);
}

.report-table {
    margin: 20px 0;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--tg-theme-bg-color, #ffffff);
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--tg-theme-hint-color, #e0e0e0);
}

th {
    background: var(--tg-theme-secondary-bg-color, #f5f5f5);
    font-weight: 600;
    color: var(--tg-theme-text-color, #000000);
}

td {
    color: var(--tg-theme-text-color, #000000);
}

tr:hover {
    background: var(--tg-theme-secondary-bg-color, #f5f5f5);
}

@media (max-width: 480px) {
    .summary-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}