:root {
    --brand: #2563eb;
    --brand-dark: #1d4ed8;
    --brand-soft: #eff6ff;
    --brand-line: #bfdbfe;
    --accent: #2563eb;
    --accent-dark: #1d4ed8;
    --accent-soft: #eff6ff;
    --accent-line: #bfdbfe;
    --success: #059669;
    --success-soft: #ecfdf5;
    --ink: #0f172a;
    --text: #334155;
    --muted: #64748b;
    --muted-soft: #94a3b8;
    --line: #dbe4ef;
    --surface: #ffffff;
    --page: #f4f7fb;
    --radius-lg: 14px;
    --radius-md: 12px;
    --radius-sm: 9px;
    --shadow: none;
    --shadow-soft: none;
}

html,
body { background: #f4f7fb; }
body::before { display: none; }

.service-shell {
    width: min(720px, calc(100vw - 40px));
    padding-top: max(30px, env(safe-area-inset-top));
}

.compact-header {
    min-height: 70px;
    padding: 13px 16px;
    gap: 12px;
    border: 1px solid #dbe4ef;
    border-radius: 14px;
    background: #fff;
    box-shadow: none;
    backdrop-filter: none;
}
.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    color: #fff;
    background: #2563eb;
    box-shadow: none;
    font-size: 14px;
}
.compact-title { color: #0f172a; font-size: 17px; letter-spacing: -.2px; }
.compact-subtitle { margin-top: 3px; color: #64748b; font-size: 11px; }
.compact-actions { align-items: center; gap: 7px; }
.compact-btn {
    min-height: 36px;
    padding: 0 11px;
    border: 1px solid #bfdbfe;
    border-radius: 9px;
    color: #1d4ed8;
    background: #fff;
    box-shadow: none;
}
.compact-btn:hover { border-color: #2563eb; background: #eff6ff; }
.compact-btn--tutorial { border-color: #bfdbfe; color: #1d4ed8; background: #eff6ff; }
.compact-btn--support { border-color: #2563eb; color: #fff; background: #2563eb; }
.compact-btn--support:hover { color: #fff; background: #1d4ed8; }

.taobao-purchase-banner {
    min-height: 68px;
    margin-top: 12px;
    padding: 11px 13px;
    border: 1px solid #bfdbfe;
    border-radius: 12px;
    color: #334155;
    background: #fff;
    box-shadow: none;
}
.taobao-purchase-banner:hover {
    transform: none;
    border-color: #60a5fa;
    background: #f8fbff;
    box-shadow: none;
    filter: none;
}
.taobao-purchase-banner__icon {
    color: #1d4ed8;
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: 9px;
    box-shadow: none;
}
.taobao-purchase-banner__copy strong { color: #0f172a; font-size: 14px; }
.taobao-purchase-banner__copy small { color: #64748b; font-size: 10px; }
.taobao-purchase-banner__arrow {
    color: #1d4ed8;
    background: #eff6ff;
    border-radius: 8px;
}
.taobao-purchase-banner:hover .taobao-purchase-banner__arrow { background: #dbeafe; }

.step-strip {
    margin: 12px 0 16px;
    padding: 10px;
    border: 1px solid #dbe4ef;
    border-radius: 12px;
    background: #fff;
    box-shadow: none;
    backdrop-filter: none;
}
.step-chip {
    min-height: 46px;
    border: 1px solid #dbeafe;
    border-radius: 9px;
    color: #334155;
    background: #f8fbff;
}
.step-chip span,
.step-chip:nth-child(3) span {
    border-radius: 6px;
    background: #2563eb;
    box-shadow: none;
}

.service-grid { gap: 14px; }
.service-card {
    border: 1px solid #dbe4ef;
    border-radius: 14px;
    background: #fff;
    box-shadow: none;
}
.card-header,
.accent-red .card-header {
    padding: 18px 20px 16px;
    border-bottom: 1px solid #e2e8f0;
    background: #f8fbff;
}
.section-num,
.accent-red .section-num {
    width: 42px;
    height: 42px;
    border-radius: 9px;
    background: #2563eb;
    box-shadow: none;
}
.card-title { color: #0f172a; font-size: 17px; }
.card-subtitle { color: #64748b; }
.card-body { padding: 21px 20px 22px; }
.field-label { color: #334155; }
input[type="text"] {
    height: 46px;
    border: 1px solid #cbd5e1;
    border-radius: 9px;
    color: #0f172a;
    background: #fff;
}
input[type="text"]:focus,
.accent-red input[type="text"]:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .10);
}
.btn { min-height: 46px; border-radius: 9px; box-shadow: none; }
.btn-primary,
.btn-danger {
    color: #fff;
    background: #2563eb;
    box-shadow: none;
}
.btn-primary:hover:not(:disabled),
.btn-danger:hover:not(:disabled) { background: #1d4ed8; box-shadow: none; }
.btn-warning {
    border: 1px solid #bfdbfe;
    color: #1d4ed8;
    background: #eff6ff;
}
.btn-warning:hover:not(:disabled) { border-color: #60a5fa; background: #dbeafe; }

.expired-purchase {
    border: 1px solid #bfdbfe;
    border-radius: 10px;
    background: #fff;
    box-shadow: none;
}
.expired-purchase:hover { transform: none; border-color: #60a5fa; box-shadow: none; }
.expired-purchase__icon { background: #2563eb; border-radius: 8px; box-shadow: none; }
.expired-purchase__arrow { color: #1d4ed8; background: #eff6ff; }
.result-panel,
.result-panel.is-expired {
    border: 1px solid #bfdbfe;
    border-radius: 11px;
    background: #f8fbff;
}
.result-panel.is-error { border-color: #fecaca; background: #fff7f7; }
.info-row { border-color: #dbe4ef; border-radius: 9px; }
.copy-btn { border-radius: 7px; background: #2563eb; }
.copy-btn:hover { background: #1d4ed8; }

.mail-empty {
    border: 1px dashed #cbd5e1;
    border-radius: 11px;
    background: #f8fafc;
}
.mail-empty-icon { color: #1d4ed8; background: #dbeafe; border-radius: 8px; }
.mail-item { border-color: #dbe4ef; border-left-color: #2563eb; border-radius: 10px; box-shadow: none; }
.code-block {
    border-color: #93c5fd;
    border-radius: 10px;
    color: #1d4ed8;
    background: #eff6ff;
}
.code-block:hover,
.code-block:focus-visible { color: #fff; background: #2563eb; transform: none; }

.support-fab {
    min-height: 46px;
    border: 1px solid #2563eb;
    color: #fff;
    background: #2563eb;
    box-shadow: none;
}
.support-fab:hover { transform: none; background: #1d4ed8; box-shadow: none; }
.luna-support-modal { background: rgba(15, 23, 42, .58); backdrop-filter: blur(5px); }
.luna-support-modal__dialog {
    border: 1px solid #dbe4ef;
    border-radius: 16px;
    background: #f8fafc;
    box-shadow: 0 18px 50px rgba(15, 23, 42, .18);
}
.luna-support-modal__intro {
    border-radius: 15px 15px 0 0;
    background: #2563eb;
}
.luna-support-card { border-color: #dbe4ef; border-radius: 12px; box-shadow: none; }
.luna-support-qr { border-radius: 12px; box-shadow: none; }
.luna-support-action { border-color: #dbe4ef; border-radius: 9px; background: #f8fafc; }
.luna-support-action--primary { border-color: #2563eb; color: #fff; background: #2563eb; box-shadow: none; }
.luna-support-future { background: #f1f5f9; }

@media (max-width: 620px) {
    .service-shell { width: min(560px, calc(100vw - 22px)); padding-top: max(12px, env(safe-area-inset-top)); }
    .compact-header { padding: 11px; }
    .compact-btn { padding: 0 9px; }
    .card-body { padding: 19px 16px 20px; }
}

@media (max-width: 390px) {
    .brand-mark { width: 38px; height: 38px; }
    .compact-title { font-size: 15px; }
    .compact-actions { gap: 5px; }
    .compact-btn { padding: 0 8px; }
}