/* ── embed: iframe (Arcade, YouTube 등) ── */
.bw-embed-wrapper {
    margin: 1.5em 0;
}

.bw-embed-frame {
    position: relative;
    width: 100%;
    padding-bottom: calc(56.25% + 41px); /* 16:9 + Arcade header */
    height: 0;
    overflow: hidden;
    border-radius: var(--gb-radius-lg, 16px);
    background: var(--gb-surface, #f8f8f8);
}

.bw-embed-caption {
    margin: 0.4em 0 0;
    color: var(--gb-caption, #555);
    font-size: 0.85em;
}

/* ── 외부 링크 카드 — 가로형 컴팩트(좌측 미리보기 + 제목/URL) ── */
.bw-bookmark {
    margin: var(--gb-space-block, 20px) 0;
    background: #ffffff;
    border: 1px solid var(--gb-gray-500, #ADAFB8);
    border-radius: var(--gb-radius-lg, 16px);
    transition: background 0.15s;
}

.bw-bookmark:hover {
    background: #F8F9FA;
}

.bw-bookmark > a {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 16px;
    padding: 16px;
    text-decoration: none;
    color: inherit;
}

/* 우측 미리보기 화면 공간 (96×96) — 텍스트는 왼쪽, 미리보기는 오른쪽 */
/* 미리보기 이미지 없을 때: 배경 #EBF5FF(primary/50) + 중앙 Smile 아이콘(#2A8DE8) */
.bw-bookmark > a::after {
    content: "";
    width: 96px;
    height: 96px;
    flex-shrink: 0;
    border: 1px solid var(--gb-gray-500, #ADAFB8);
    border-radius: var(--gb-radius-md, 12px);
    background: var(--gb-primary-bg, #EBF5FF) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232A8DE8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M8 14s1.5 2 4 2 4-2 4-2'/%3E%3Cline x1='9' x2='9.01' y1='9' y2='9'/%3E%3Cline x1='15' x2='15.01' y1='9' y2='9'/%3E%3C/svg%3E") center / 48px no-repeat;
}

.bw-bookmark-text {
    flex: 1;
    min-width: 0;
    text-align: left;
}

.bw-bookmark-desc {
    font-size: 15px;
    font-weight: 700;
    color: var(--gb-text, #2A2C32);
    margin-bottom: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.bw-bookmark-url {
    font-size: 13px;
    color: var(--gb-disabled, #858794);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ── 세션 만료 안내 오버레이 (server/public/401.html과 동일한 카드 모양) ── */
.bw-session-expired {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 2147483647;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(0, 0, 0, .45);
}

.bw-session-expired-card {
    max-width: 420px;
    padding: 2.5rem 3rem;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 16px rgba(0, 0, 0, .08);
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    text-align: center;
}

.bw-session-expired-card h1 {
    margin: 0 0 .75rem;
    font-size: 1.25rem;
    color: #111;
}

.bw-session-expired-card p {
    margin: 0 0 1.5rem;
    font-size: .9rem;
    line-height: 1.6;
    color: #555;
}

.bw-session-expired-card a {
    display: inline-block;
    padding: .65rem 1.5rem;
    background: #0070f3;
    border-radius: 8px;
    color: #fff;
    font-size: .9rem;
    text-decoration: none;
}

.bw-session-expired-card a:hover {
    background: #005ecb;
}