body {
    margin: 0;
    background: #f1f3f5;
    color: #1f2937;
}

input, select {
    border: none !important;
    border-bottom: .1rem solid #aaa !important;
    border-radius: 0 !important;
    box-shadow: none !important;
}

.g-recaptcha:hover { cursor: pointer; }

.nano-main {
    max-width: 1180px;
    margin: 0 auto;
    padding: 1rem .8rem 3rem;
}

.nano-brandbar {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: .45rem;
}

.nano-brandbar a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.nano-brandbar img {
    max-height: 64px;
    width: auto;
}

.nano-shell {
    display: flex;
    flex-wrap: wrap;
    border: 1px solid #dbe4f2;
    border-radius: 16px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
    min-height: 78vh;
}

.nano-shell-single {
    display: block;
    min-height: 0;
}

.nano-hero {
    width: 44%;
    min-height: 100%;
    position: relative;
    background: #0f172a url('/upload/banner.jpg') center center / cover no-repeat;
    color: #e2e8f0;
    padding: 1.4rem;
}

.nano-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(160deg, rgba(2, 10, 25, .90) 0%, rgba(10, 26, 54, .82) 58%, rgba(15, 23, 42, .72) 100%),
        radial-gradient(circle at top left, rgba(0, 103, 255, .24), rgba(0, 103, 255, 0) 45%);
}

.nano-hero-content {
    position: relative;
    z-index: 1;
    max-width: 460px;
    padding: 1rem;
    border-radius: 14px;
    background: rgba(15, 23, 42, .48);
    border: 1px solid rgba(148, 163, 184, .25);
}

.nano-hero-title {
    font-size: clamp(1.3rem, 2.2vw, 2rem);
    font-weight: 700;
    color: #fff;
    margin-bottom: .35rem;
}

.nano-hero-subtitle {
    font-size: .95rem;
    color: #e2e8f0;
    margin-bottom: .8rem;
}

.nano-hero-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: .42rem;
    font-size: .9rem;
}

.nano-hero-list li {
    position: relative;
    padding-left: 1.15rem;
}

.nano-hero-list li::before {
    content: "▸";
    position: absolute;
    left: 0;
    top: 0;
    color: #93c5fd;
    font-weight: 700;
}

.nano-home-link {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    margin-top: 1rem;
    padding: .65rem 1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .22);
    color: #fff;
    text-decoration: none;
    font-weight: 600;
}

.nano-home-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, .18);
}

.nano-home-link-light {
    margin-top: 0;
    background: #f8fbff;
    border-color: #dbe4f2;
    color: #0f172a;
}

.nano-home-link-light:hover {
    color: #0f172a;
    background: #eef5ff;
}

.nano-home-link-muted {
    margin-top: 0;
    background: #fff;
    border-color: #dbe4f2;
    color: #475569;
}

.nano-home-link-muted:hover {
    color: #0f172a;
    background: #f8fafc;
}

.nano-panel {
    width: 56%;
    padding: 1.1rem;
    background: #fff;
}

.nano-panel-single {
    width: 100%;
    padding: 1.25rem;
}

.nano-card {
    border: 1px solid #dbe4f2;
    border-radius: 12px;
    background: #fff;
    padding: 1rem;
    margin-bottom: .8rem;
}

.nano-card-title {
    margin-bottom: .75rem;
    font-size: 1.05rem;
    font-weight: 700;
    color: #0f172a;
}

.nano-date-grid {
    width: 100%;
}

.nano-date-grid > div {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .55rem;
}

.nano-result-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: .8rem;
    padding: .85rem 1rem;
    border: 1px solid #dbe4f2;
    border-radius: 12px;
    text-decoration: none;
    color: #0f172a;
    transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}

.nano-result-link:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(15, 23, 42, .08);
    border-color: #bfdbfe;
    color: #0f172a;
}

.nano-result-link.active {
    border-color: #0d6efd;
    box-shadow: 0 12px 24px rgba(13, 110, 253, .14);
    background: #f8fbff;
}

.nano-result-meta {
    min-width: 0;
}

.nano-result-code {
    font-size: .74rem;
    font-weight: 500;
    color: #94a3b8;
    letter-spacing: .02em;
}

.nano-result-product-name {
    font-size: 1rem;
    font-weight: 700;
    color: #0f172a;
    line-height: 1.3;
}

.nano-result-text {
    font-size: .82rem;
    color: #64748b;
}

.nano-status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: .4rem .7rem;
    font-size: .78rem;
    font-weight: 700;
    min-width: 112px;
    text-align: center;
}

.nano-step-shell {
    min-height: 240px;
}

.nano-loading {
    display: flex;
    align-items: center;
    gap: .65rem;
    color: #475569;
    font-weight: 600;
    padding: 1rem;
}

.nano-store-option {
    border: 1px solid #dbe4f2;
    border-radius: 12px;
    padding: 1rem;
    background: #fff;
    transition: border-color .16s ease, box-shadow .16s ease, background-color .16s ease;
}

.nano-store-option:hover {
    border-color: #0d6efd;
    box-shadow: 0 10px 22px rgba(13, 110, 253, .10);
    background: #f8fbff;
}

@media (max-width: 991.98px) {
    .nano-shell { flex-direction: column; }
    .nano-hero, .nano-panel { width: 100%; }
    .nano-hero { min-height: 230px; }
}