:root {
    --tg-theme-bg-color: #ffffff;
    --tg-theme-text-color: #1a1a1a;
    --tg-theme-hint-color: #8e8e93;
    --tg-theme-link-color: #007aff;
    --tg-theme-button-color: #007aff;
    --tg-theme-button-text-color: #ffffff;
    --tg-theme-secondary-bg-color: #f2f2f7;
    --tg-theme-section-bg-color: #ffffff;
    --tg-theme-section-separator-color: #e5e5ea;
    --tg-theme-destructive-color: #ff3b30;
    --safe-area-bottom: env(safe-area-inset-bottom, 16px);
    --map-height: 55vh;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 10px;
    --footer-height: 70px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --tg-theme-bg-color: #1c1c1e;
        --tg-theme-text-color: #e5e5e7;
        --tg-theme-hint-color: #8e8e93;
        --tg-theme-link-color: #0a84ff;
        --tg-theme-button-color: #0a84ff;
        --tg-theme-button-text-color: #ffffff;
        --tg-theme-secondary-bg-color: #2c2c2e;
        --tg-theme-section-bg-color: #1c1c1e;
        --tg-theme-section-separator-color: #38383a;
        --tg-theme-destructive-color: #ff453a;
    }
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body {
    height: 100%; width: 100%; overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--tg-theme-bg-color); color: var(--tg-theme-text-color);
    -webkit-tap-highlight-color: transparent; user-select: none; -webkit-font-smoothing: antialiased;
}

.app { display: flex; flex-direction: column; height: 100%; width: 100%; position: relative; max-width: 500px; margin: 0 auto; }
@media (min-width: 768px) {
    .app { flex-direction: row; max-width: 100%; }
    :root { --map-height: 100%; }
}

.map-wrapper { flex: 0 0 var(--map-height); width: 100%; position: relative; z-index: 1; }
@media (min-width: 768px) { .map-wrapper { flex: 1; height: 100%; } }
#map { width: 100%; height: 100%; background: #e8e8e8; }
.map-overlay { position: absolute; top: 12px; left: 12px; right: 12px; z-index: 1000; display: flex; gap: 8px; align-items: center; }
.btn-locate {
    width: 40px; height: 40px; border-radius: 50%; background: var(--tg-theme-section-bg-color);
    border: 1px solid var(--tg-theme-section-separator-color); display: flex; align-items: center;
    justify-content: center; cursor: pointer; box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    font-size: 18px; transition: all 0.2s; color: var(--tg-theme-text-color);
    margin-left: 40px; flex-shrink: 0;
}
.btn-locate:active { transform: scale(0.94); background: var(--tg-theme-secondary-bg-color); }
.nearest-badge {
    flex: 1; padding: 10px 16px; border-radius: 25px; background: var(--tg-theme-button-color);
    color: #fff; font-size: 13px; font-weight: 600; text-align: center; cursor: pointer;
    box-shadow: 0 2px 12px rgba(0,122,255,0.35); opacity: 0; transform: translateY(-10px);
    transition: all 0.3s; pointer-events: none; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.nearest-badge.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }

.panel {
    flex: 1; background: var(--tg-theme-section-bg-color); border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    z-index: 20; display: flex; flex-direction: column; position: relative;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.08); overflow: hidden; min-height: 280px;
    transition: transform 0.3s;
}
@media (min-width: 768px) {
    .panel { flex: 0 0 420px; width: 420px; border-radius: 0; border-left: 1px solid var(--tg-theme-section-separator-color); }
}
.panel-handle { width: 36px; height: 5px; background: var(--tg-theme-hint-color); border-radius: 3px; margin: 10px auto 6px; opacity: 0.4; flex-shrink: 0; }
@media (min-width: 768px) { .panel-handle { display: none; } }

.panel-content { flex: 1; overflow-y: auto; padding: 0 16px 8px; -webkit-overflow-scrolling: touch; }
.panel-content::-webkit-scrollbar { width: 0; }

.panel-footer {
    padding: 12px 16px; padding-bottom: calc(12px + var(--safe-area-bottom));
    background: var(--tg-theme-section-bg-color); border-top: 1px solid var(--tg-theme-section-separator-color);
    flex-shrink: 0; z-index: 5; display: flex; flex-direction: column; gap: 8px;
}

.step { display: none; flex-direction: column; gap: 12px; animation: fadeSlideIn 0.3s ease; }
.step.active { display: flex; }
@keyframes fadeSlideIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

.step-title { font-size: 18px; font-weight: 700; padding-top: 4px; letter-spacing: -0.3px; }
.step-subtitle { font-size: 13px; color: var(--tg-theme-hint-color); margin-top: -6px; }

.carwash-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 4px; }
.carwash-card { padding: 14px 16px; border-radius: var(--radius-sm); background: var(--tg-theme-secondary-bg-color); cursor: pointer; transition: all 0.2s; border: 2px solid transparent; display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.carwash-card:active { transform: scale(0.98); }
.carwash-card.selected { border-color: var(--tg-theme-button-color); background: color-mix(in srgb, var(--tg-theme-button-color) 8%, var(--tg-theme-secondary-bg-color)); }
.carwash-card .cw-info { flex: 1; min-width: 0; }
.carwash-card .cw-name { font-weight: 600; font-size: 15px; }
.carwash-card .cw-addr { font-size: 12px; color: var(--tg-theme-hint-color); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.carwash-card .cw-distance { font-size: 13px; font-weight: 600; color: var(--tg-theme-link-color); white-space: nowrap; flex-shrink: 0; }
.carwash-card .cw-posts-badge { font-size: 11px; color: var(--tg-theme-hint-color); background: var(--tg-theme-section-bg-color); padding: 4px 8px; border-radius: 12px; white-space: nowrap; flex-shrink: 0; }

.posts-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); gap: 8px; margin-bottom: 4px; }
.post-btn { padding: 16px 10px; border-radius: var(--radius-sm); text-align: center; font-weight: 600; font-size: 14px; cursor: pointer; border: 2px solid transparent; transition: all 0.2s; background: var(--tg-theme-secondary-bg-color); }
.post-btn:active { transform: scale(0.95); }
.post-btn.selected { border-color: var(--tg-theme-button-color); background: color-mix(in srgb, var(--tg-theme-button-color) 10%, var(--tg-theme-secondary-bg-color)); }
.post-btn.busy { opacity: 0.45; pointer-events: none; text-decoration: line-through; }
.post-btn .post-status { font-size: 10px; margin-top: 4px; display: block; }
.post-btn.free .post-status { color: #34c759; }
.post-btn.busy .post-status { color: var(--tg-theme-destructive-color); }

.payment-tabs { display: flex; border-radius: var(--radius-sm); overflow: hidden; background: var(--tg-theme-secondary-bg-color); margin-bottom: 8px; }
.payment-tab { flex: 1; padding: 12px; text-align: center; font-weight: 600; font-size: 14px; cursor: pointer; transition: 0.2s; border: none; background: transparent; color: var(--tg-theme-text-color); }
.payment-tab.active { background: var(--tg-theme-button-color); color: #fff; }

.subscription-card { background: var(--tg-theme-secondary-bg-color); border-radius: var(--radius-sm); padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.subscription-card .sub-row { display: flex; justify-content: space-between; align-items: center; }
.subscription-card .sub-label { font-size: 13px; color: var(--tg-theme-hint-color); }
.subscription-card .sub-value { font-weight: 600; }
.subscription-card .sub-description { font-size: 12px; color: var(--tg-theme-hint-color); margin-top: 4px; }

.amount-control { display: flex; align-items: center; gap: 16px; justify-content: center; padding: 8px 0; }
.amount-btn { width: 48px; height: 48px; border-radius: 50%; font-size: 24px; font-weight: 700; border: 2px solid var(--tg-theme-section-separator-color); background: var(--tg-theme-secondary-bg-color); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.2s; color: var(--tg-theme-text-color); }
.amount-btn:active { background: var(--tg-theme-button-color); color: #fff; border-color: var(--tg-theme-button-color); }
.amount-value { font-size: 36px; font-weight: 800; letter-spacing: -1px; min-width: 100px; text-align: center; color: var(--tg-theme-text-color); }
.amount-hint { font-size: 12px; color: var(--tg-theme-hint-color); text-align: center; margin-top: -4px; }

.btn-primary { width: 100%; padding: 15px; border-radius: var(--radius-sm); border: none; font-size: 16px; font-weight: 700; cursor: pointer; background: var(--tg-theme-button-color); color: var(--tg-theme-button-text-color); transition: all 0.2s; }
.btn-primary:active { transform: scale(0.97); opacity: 0.85; }
.btn-primary:disabled { opacity: 0.4; pointer-events: none; }
.btn-outline { width: 100%; padding: 14px; border-radius: var(--radius-sm); border: 2px solid var(--tg-theme-button-color); font-size: 15px; font-weight: 600; cursor: pointer; background: transparent; color: var(--tg-theme-button-color); }

.payment-status { text-align: center; padding: 24px 8px; }
.payment-status .icon-status { font-size: 56px; display: block; animation: popIn 0.4s ease; }
@keyframes popIn { 0% { transform: scale(0); opacity: 0; } 70% { transform: scale(1.15); } 100% { transform: scale(1); opacity: 1; } }
.payment-status .status-text { font-size: 16px; font-weight: 600; margin-top: 12px; }
.payment-status .status-detail { font-size: 13px; color: var(--tg-theme-hint-color); margin-top: 4px; }
.spinner { display: inline-block; width: 40px; height: 40px; border: 4px solid var(--tg-theme-section-separator-color); border-top: 4px solid var(--tg-theme-button-color); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.toast { position: fixed; bottom: 120px; left: 50%; transform: translateX(-50%) translateY(20px); background: #1c1c1e; color: #fff; padding: 12px 20px; border-radius: 25px; font-size: 14px; font-weight: 600; z-index: 999; opacity: 0; transition: all 0.35s; pointer-events: none; white-space: nowrap; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.error-state { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 48px 16px; text-align: center; }
.error-state .error-icon { font-size: 48px; }
.error-state .error-msg { font-size: 14px; color: var(--tg-theme-hint-color); line-height: 1.5; }
.error-state .btn-primary { max-width: 200px; }

.sub-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 4px; }
.sub-usage-card { padding: 16px; border-radius: var(--radius-sm); background: var(--tg-theme-secondary-bg-color); border: 2px solid var(--tg-theme-button-color); }
.sub-usage-name { font-weight: 700; font-size: 16px; }
.sub-usage-meta { font-size: 12px; color: var(--tg-theme-hint-color); margin-top: 4px; }
.sub-usage-price { font-size: 14px; font-weight: 700; color: var(--tg-theme-button-color); margin-top: 8px; }
.sub-usage-credit { font-size: 12px; color: var(--tg-theme-link-color); margin-top: 2px; }
.sub-card { padding: 14px 16px; border-radius: var(--radius-sm); background: var(--tg-theme-secondary-bg-color); cursor: pointer; transition: all 0.2s; border: 2px solid transparent; }
.sub-card:active { transform: scale(0.98); }
.sub-card.selected { border-color: var(--tg-theme-button-color); background: color-mix(in srgb, var(--tg-theme-button-color) 8%, var(--tg-theme-secondary-bg-color)); }
.sub-card.active { cursor: default; border-color: var(--tgme-colors-hint, #8e8e93); }
.sub-card-header { display: flex; justify-content: space-between; align-items: center; }
.sub-card-name { font-weight: 600; font-size: 15px; }
.sub-card-price { font-weight: 700; font-size: 16px; color: var(--tg-theme-button-color); }
.sub-card-meta { font-size: 12px; color: var(--tg-theme-hint-color); margin-top: 2px; }
.sub-card-credit { font-size: 12px; color: var(--tg-theme-link-color); margin-top: 1px; }
.sub-card-active { font-size: 12px; color: #34c759; margin-top: 6px; padding-top: 6px; border-top: 1px solid var(--tg-theme-section-separator-color); }
.sub-topup-link { text-align: center; padding: 12px; font-size: 13px; font-weight: 600; color: var(--tg-theme-link-color); cursor: pointer; }
.no-auth-overlay { display: none; position: fixed; inset: 0; z-index: 9999; background: var(--tg-theme-bg-color, #fff); align-items: center; justify-content: center; padding: 24px; }
.no-auth-overlay.visible { display: flex; }
.no-auth-box { max-width: 380px; text-align: center; }
.no-auth-icon { font-size: 64px; margin-bottom: 16px; }
.no-auth-box h2 { font-size: 22px; font-weight: 700; margin-bottom: 12px; }
.no-auth-box p { font-size: 14px; color: var(--tg-theme-hint-color, #8e8e93); line-height: 1.5; margin-bottom: 20px; }
.no-auth-btn { display: block; width: 100%; padding: 14px; border-radius: 12px; font-size: 15px; font-weight: 600; text-align: center; text-decoration: none; margin-bottom: 10px; background: var(--tg-theme-button-color, #007aff); color: var(--tg-theme-button-text-color, #fff); }
.no-auth-btn:active { opacity: .85; }