/* LabuChat 웹 4a — 환영 (templates/welcome.html). 색은 --c4a-* 토큰만 쓴다. */
.wl4 {
    display: flex;
    flex-direction: column;
    max-width: 480px;
    min-height: calc(100vh - 8px);
    margin: 0 auto;
    background: var(--c4a-surface);
    color: var(--c4a-ink);
    font-family: var(--c4a-font-text);
    font-variant-numeric: tabular-nums;
}

.wl4-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 52px;
    padding: 0 8px 0 20px;
}

.wl4-logo img { display: block; height: 30px; width: auto; border-radius: 8px; }

.wl4-skip {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 12px;
    color: var(--c4a-text-secondary);
    font: 500 14px/1 var(--c4a-font-text);
    text-decoration: none;
}

.wl4-main { flex: 1; padding: 12px 20px 32px; }

.wl4-done {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    border-radius: 14px;
    background: var(--c4a-green-soft);
    color: var(--c4a-green-text);
    font: 600 14px/1.4 var(--c4a-font-text);
}

.wl4-done .ms { color: var(--c4a-green); font-size: 22px; }

.wl4-title {
    margin: 20px 0 0;
    font: 800 28px/1.3 var(--c4a-font);
    letter-spacing: -.02em;
}

.wl4-sub {
    margin: 10px 0 0;
    color: var(--c4a-text-secondary);
    font: 400 15px/1.55 var(--c4a-font-text);
}

.wl4-host {
    margin-top: 20px;
    padding: 16px;
    border: 1px solid var(--c4a-line);
    border-radius: var(--c4a-radius-card);
    box-shadow: var(--c4a-shadow);
}

.wl4-host-row { display: flex; align-items: center; gap: 14px; }

.wl4-avatar {
    flex: none;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--c4a-surface-alt);
}

.wl4-avatar-fallback { display: grid; place-items: center; color: var(--c4a-text-secondary); }
.wl4-avatar-fallback .ms { font-size: 28px; }

.wl4-host-info { flex: 1; min-width: 0; }

.wl4-host-name {
    display: block;
    overflow: hidden;
    font: 700 17px/1.3 var(--c4a-font-text);
    letter-spacing: 0;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.wl4-voice { display: flex; align-items: center; gap: 10px; margin-top: 8px; }

.wl4-play {
    display: grid;
    flex: none;
    place-items: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: var(--c4a-ink);
    color: var(--c4a-surface);
    cursor: pointer;
}

.wl4-play .ms { font-size: 20px; }

.wl4-wave { display: flex; flex: 1; align-items: center; gap: 3px; height: 28px; }
.wl4-wave i { flex: 1; max-width: 3px; border-radius: 2px; background: var(--c4a-ink); opacity: .28; }
.wl4-wave i:nth-child(4n+1) { height: 10px; }
.wl4-wave i:nth-child(4n+2) { height: 20px; }
.wl4-wave i:nth-child(4n+3) { height: 14px; }
.wl4-wave i:nth-child(4n) { height: 24px; }

.wl4-host-cta,
.wl4-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 48px;
    border-radius: var(--c4a-radius-btn);
    background: var(--c4a-ink);
    color: var(--c4a-surface);
    font: 600 15px/1 var(--c4a-font-text);
    text-decoration: none;
}

.wl4-host-cta { margin-top: 14px; }
.wl4-primary { margin-top: 20px; height: 52px; border-radius: var(--c4a-radius-cta); font-size: 16px; }
.wl4-host-cta .ms { font-size: 20px; }

.wl4-install {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 16px;
    padding: 12px 14px;
    border-radius: 16px;
    background: var(--c4a-surface-alt);
}

.wl4-install > .ms { color: var(--c4a-ink); font-size: 24px; }
.wl4-install-text { flex: 1; min-width: 0; font: 500 14px/1.4 var(--c4a-font-text); }

.wl4-install-btn {
    display: inline-flex;
    align-items: center;
    height: 36px;
    padding: 0 16px;
    border: 1px solid var(--c4a-btn-border);
    border-radius: 99px;
    background: var(--c4a-surface);
    color: var(--c4a-ink);
    font: 600 14px/1 var(--c4a-font-text);
    text-decoration: none;
}

.wl4-browse {
    display: block;
    margin-top: 8px;
    padding: 14px 0;
    color: var(--c4a-text-secondary);
    font: 600 14px/1 var(--c4a-font-text);
    text-align: center;
    text-decoration: none;
}

/* ── 다운로드 (templates/download.html) ───────────────────────────── */
.download-page {
    max-width: 480px;
    min-height: calc(100vh - 8px);
    margin: 0 auto;
    background: var(--c4a-surface);
    color: var(--c4a-ink);
    font-family: var(--c4a-font-text);
    font-variant-numeric: tabular-nums;
}

.dl4-main { padding: 12px 20px 40px; }

.download-title { margin: 0; font: 800 28px/1.3 var(--c4a-font); letter-spacing: -.02em; }
.download-subtitle { margin: 10px 0 0; color: var(--c4a-text-secondary); font: 400 15px/1.55 var(--c4a-font-text); }

.download-steps { display: grid; gap: 4px; margin: 24px 0 0; padding: 0; list-style: none; }

.download-steps li {
    display: flex;
    align-items: center;
    gap: 14px;
    min-height: 56px;
    border-bottom: 1px solid var(--c4a-list-divider);
    font: 600 15px/1.4 var(--c4a-font-text);
}

.download-steps li:last-child { border-bottom: 0; }

.download-step-number {
    display: grid;
    flex: none;
    place-items: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--c4a-ink);
    color: var(--c4a-surface);
    font: 700 13px/1 var(--c4a-font-text);
}

.download-condition { margin: 12px 0 24px; color: var(--c4a-text-secondary); font: 400 13px/1.5 var(--c4a-font-text); }

.download-open-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    height: 52px;
    margin-bottom: 16px;
    border: 0;
    border-radius: var(--c4a-radius-cta);
    background: var(--c4a-ink);
    color: var(--c4a-surface);
    font: 600 16px/1 var(--c4a-font-text);
    cursor: pointer;
}

.download-open-btn .ms { font-size: 22px; }
.download-open-btn:active { opacity: .85; }

.download-qr-fallback { margin-bottom: 20px; padding: 16px; border-radius: 16px; background: var(--c4a-surface-alt); }
.download-scan-hint { margin: 0 0 10px; color: var(--c4a-text-secondary); font: 400 13px/1.55 var(--c4a-font-text); }

.download-url {
    display: inline-block;
    padding: 12px 16px;
    border: 1px solid var(--c4a-btn-border);
    border-radius: var(--c4a-radius-btn);
    background: var(--c4a-surface);
    color: var(--c4a-ink);
    font: 600 14px/1.4 var(--c4a-font-text);
    text-decoration: none;
    word-break: break-all;
}

.download-badges { display: flex; flex-direction: column; gap: 10px; }

.download-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 56px;
    padding: 0 16px;
    border: 1px solid var(--c4a-btn-border);
    border-radius: var(--c4a-radius-btn);
    background: var(--c4a-surface);
    color: var(--c4a-ink);
    text-decoration: none;
}

.download-badge-text { display: flex; flex-direction: column; line-height: 1.2; }
.download-badge-small { color: var(--c4a-text-secondary); font: 400 11px/1.2 var(--c4a-font-text); }
.download-badge-big { font: 600 16px/1.3 var(--c4a-font-text); }

/* 가입 직후 성별 한 번 탭 (건너뛰기 가능) */
.wl4-gender {
    margin-top: 16px;
    padding: 14px 16px;
    border: 1px solid var(--c4a-line);
    border-radius: 16px;
    background: var(--c4a-surface);
}

.wl4-gender[hidden] { display: none; }

.wl4-gender-title {
    margin: 0;
    color: var(--c4a-ink);
    font: 700 15px/1.3 var(--c4a-font-text);
}

.wl4-gender-hint {
    margin: 4px 0 0;
    color: var(--c4a-text-secondary);
    font: 400 13px/1.4 var(--c4a-font-text);
}

.wl4-gender-row {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.wl4-gender-btn {
    flex: 1;
    min-height: 44px;
    border: 1px solid var(--c4a-ink);
    border-radius: 99px;
    background: var(--c4a-surface);
    color: var(--c4a-ink);
    font: 600 14px/1 var(--c4a-font-text);
    cursor: pointer;
}

.wl4-gender-btn:disabled { opacity: .6; }

.wl4-gender-skip {
    border-color: var(--c4a-btn-border);
    color: var(--c4a-text-secondary);
}