.portal-panel {
    position: fixed;
    z-index: 20;
    top: max(78px, calc(env(safe-area-inset-top) + 64px));
    right: max(28px, env(safe-area-inset-right));
    bottom: max(34px, env(safe-area-inset-bottom));
    width: clamp(370px, 42vw, 610px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.48);
    border-radius: 6px;
    background: var(--paper-soft);
    color: var(--ink);
    box-shadow:
        0 28px 90px rgba(0,0,0,0.43),
        0 2px 0 rgba(255,255,255,0.55) inset;
    backdrop-filter: blur(24px) saturate(0.82);
    opacity: 0;
    transform: translateX(34px) scale(0.985);
    transform-origin: right center;
    visibility: hidden;
    pointer-events: none;
    transition:
        opacity 420ms ease,
        transform 620ms cubic-bezier(0.16,0.8,0.18,1),
        visibility 420ms ease;
}

.portal-panel.is-left {
    right: auto;
    left: max(28px, env(safe-area-inset-left));
    transform-origin: left center;
}

body.panel-open .portal-panel {
    opacity: 1;
    transform: translateX(0) scale(1);
    visibility: visible;
}

body.cursor-free.panel-open .portal-panel,
body.touch-mode.panel-open .portal-panel {
    pointer-events: auto;
}

.portal-panel-header {
    position: relative;
    flex: 0 0 auto;
    padding: 24px 72px 19px 28px;
    border-bottom: 1px solid var(--rule);
}

.portal-panel-title {
    margin: 2px 0 0;
    font-family: var(--editorial);
    font-size: clamp(1.65rem, 3.2vw, 2.25rem);
    font-weight: 500;
    letter-spacing: -0.015em;
    line-height: 1.08;
}

body.lang-zh-CN .portal-panel-title,
body.lang-zh-TW .portal-panel-title {
    font-family: var(--kai);
    letter-spacing: 0.04em;
}

.portal-panel:has(#wishlist:not([hidden])) .portal-panel-title {
    font-family: var(--editorial);
    letter-spacing: -0.015em;
}

.portal-panel-names {
    margin-top: 5px;
    color: var(--ink-faint);
    font-family: var(--ui);
    font-size: 0.62rem;
    letter-spacing: 0.08em;
}

.portal-close {
    position: absolute;
    top: 21px;
    right: 22px;
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    padding: 0;
    border: 1px solid rgba(32,34,37,0.14);
    border-radius: 50%;
    background: transparent;
    color: var(--ink-soft);
    cursor: pointer;
    transition: color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.portal-close::before {
    content: '✦';
    font-family: var(--editorial);
    font-size: 1rem;
}

.portal-close:hover {
    color: var(--ink);
    border-color: rgba(32,34,37,0.35);
    transform: rotate(22deg);
}

.portal-close:focus-visible {
    outline: 2px solid var(--ink);
    outline-offset: 3px;
}

.portal-panel-body {
    min-height: 0;
    flex: 1 1 auto;
    overflow: auto;
    overflow-anchor: none;
    padding: 25px 28px 36px;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    scrollbar-color: rgba(36,38,42,0.24) transparent;
}

.portal-panel-body::-webkit-scrollbar {
    width: 5px;
}

.portal-panel-body::-webkit-scrollbar-thumb {
    background: rgba(36,38,42,0.23);
    border-radius: 99px;
}

.constellation-meaning {
    margin: 30px 0 0;
    padding: 20px 0 0;
    border-top: 1px solid var(--rule);
}

.constellation-meaning-kicker {
    color: var(--ink-soft);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
}

.constellation-meaning h3 {
    margin: 8px 0;
    color: var(--ink);
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.5;
}

.constellation-meaning p {
    margin: 0;
    color: var(--ink-soft);
    font-size: 0.85rem;
    line-height: 1.8;
    overflow-wrap: anywhere;
}

body.route-preview-active .constellation-meaning {
    display: none;
}

.wine-empty {
    margin: 24px 0;
    color: var(--ink-soft);
    font-size: 0.9rem;
}

.portal-panel:has(#wine:not([hidden])) .star-reader {
    display: none;
}

.star-reader {
    display: flex;
    flex-direction: column;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--rule);
    color: var(--ink-faint);
}

.star-reader-kicker {
    color: var(--ink-faint);
    font-family: var(--mono);
    font-size: 0.52rem;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.star-reader-title {
    margin: 4px 0 0;
    color: var(--ink-faint);
    font-family: var(--ui);
    font-size: 0.72rem;
    font-weight: 500;
    line-height: 1.35;
}

body.lang-zh-CN .star-reader-title,
body.lang-zh-TW .star-reader-title {
    font-family: var(--kai);
    letter-spacing: 0.025em;
}

.star-reader-meta {
    margin-top: 3px;
    color: var(--ink-faint);
    font-family: var(--mono);
    font-size: 0.54rem;
    letter-spacing: 0.035em;
}

.star-reader-description {
    margin: 7px 0 0;
    color: var(--ink-faint);
    font-size: 0.68rem;
    line-height: 1.62;
}

.star-reader-description:empty,
.star-reader-status:empty {
    display: none;
}

.star-reader-status {
    margin: 7px 0 0;
    color: var(--ink-faint);
    font-size: 0.68rem;
    line-height: 1.55;
}

.star-reader.is-overview .star-reader-kicker {
    display: none;
}

.star-reader.is-overview,
.star-reader.is-empty {
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
}

.star-reader.is-overview .star-reader-status,
.star-reader.is-empty .star-reader-status {
    order: -2;
    margin: 0 0 14px;
    padding-left: 12px;
    border-left: 2px solid rgba(91,88,78,0.2);
    color: var(--ink-soft);
    font-size: 0.76rem;
}

.star-reader.is-star-footnote .star-reader-kicker {
    display: none;
}

.star-reader.is-star-footnote:not(.is-empty) .star-reader-status {
    display: none;
}

.star-reader.is-empty .star-reader-status {
    color: var(--ink);
    font-size: 0.8rem;
}