/* ============================================================
   PWA 安裝引導彈窗 — pwa-install-banner.css
   設計語言沿用主題 editorial noir 調性：
   暗色底、金色強調、圓角 sheet、平滑動畫
   ============================================================ */

/* ── 遮罩 ── */
.pwa-overlay {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: rgba(0, 0, 0, 0.58);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 0 0 env(safe-area-inset-bottom, 0);
    animation: pwa-overlay-in 0.22s ease forwards;
    -webkit-backdrop-filter: blur(3px);
    backdrop-filter: blur(3px);
}

.pwa-overlay[hidden] {
    display: none !important;
}

@keyframes pwa-overlay-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* ── 底部 Sheet ── */
.pwa-sheet {
    width: 100%;
    max-width: 480px;
    background: var(--bg-soft, #1a1a20);
    border-top: 1px solid var(--border, rgba(255,255,255,0.1));
    border-radius: 20px 20px 0 0;
    padding: 28px 24px calc(20px + env(safe-area-inset-bottom, 0));
    box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.5);
    animation: pwa-sheet-in 0.3s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
    position: relative;
    outline: none;
    max-height: 90vh;
    overflow-y: auto;
    overscroll-behavior: contain;
}

@keyframes pwa-sheet-in {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
}

/* ── 關閉按鈕 ── */
.pwa-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: 1px solid var(--border, rgba(255,255,255,0.12));
    border-radius: 50%;
    background: var(--panel, rgba(255,255,255,0.05));
    color: var(--muted, rgba(244,237,228,0.6));
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s, color 0.15s;
    padding: 0;
    flex-shrink: 0;
}
.pwa-close:hover,
.pwa-close:focus-visible {
    background: var(--panel-soft, rgba(255,255,255,0.08));
    color: var(--text-strong, #fff);
    outline: none;
}

/* ── 標題列 ── */
.pwa-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
    padding-right: 36px; /* 避開關閉按鈕 */
}

.pwa-icon-wrap {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    border-radius: 14px;
    overflow: hidden;
    background: var(--panel, rgba(255,255,255,0.06));
    border: 1px solid var(--border, rgba(255,255,255,0.1));
    display: flex;
    align-items: center;
    justify-content: center;
}

.pwa-icon-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.pwa-icon-default {
    display: block;
}

.pwa-title-block {
    flex: 1;
    min-width: 0;
}

.pwa-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-strong, #fff5e0);
    line-height: 1.3;
    margin: 0 0 3px;
    font-family: inherit;
}

.pwa-subtitle {
    font-size: 0.8125rem;
    color: var(--muted, rgba(244,237,228,0.62));
    margin: 0;
    line-height: 1.4;
}

/* ── 裝置切換 Tab ── */
.pwa-device-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    margin-bottom: 16px;
    background: var(--panel, rgba(255,255,255,0.04));
    border: 1px solid var(--border, rgba(255,255,255,0.09));
    border-radius: 10px;
    padding: 4px;
}

.pwa-tab {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 10px;
    border-radius: 7px;
    border: none;
    background: transparent;
    color: var(--muted, rgba(244,237,228,0.55));
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    font-family: inherit;
}

.pwa-tab--active {
    background: var(--pwa-accent, var(--accent-gold, #d4b686));
    color: var(--pwa-on-accent, #111111) !important;
    font-weight: 700;
}

/* ── 瀏覽器子切換 ── */
.pwa-browser-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--border, rgba(255,255,255,0.09));
}

.pwa-browser-tab {
    flex: 1;
    padding: 7px 10px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--muted, rgba(244,237,228,0.5));
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s;
    font-family: inherit;
    margin-bottom: -1px;
}

.pwa-browser-tab--active {
    color: var(--pwa-accent, var(--accent-gold, #d4b686));
    border-bottom-color: var(--pwa-accent, var(--accent-gold, #d4b686));
}

/* ── 內嵌瀏覽器警告 ── */
.pwa-inapp-warning {
    display: none;
    background: rgba(255, 200, 0, 0.1);
    border: 1px solid rgba(255, 200, 0, 0.2);
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 0.8125rem;
    color: #f5d76e;
    margin-bottom: 14px;
    line-height: 1.5;
}

.pwa-inapp-warning span {
    font-weight: 600;
}

/* ── 步驟列表 ── */
.pwa-steps {
    list-style: none;
    padding: 0;
    margin: 0 0 4px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pwa-step {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.pwa-step-num {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--pwa-accent, var(--accent-gold, #d4b686));
    color: var(--pwa-on-accent, #111111);
    font-size: 0.8125rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    margin-top: 1px;
}

.pwa-step-text {
    flex: 1;
    font-size: 0.9rem;
    color: var(--text, rgba(244,237,228,0.95));
    line-height: 1.55;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
}

/* 步驟中的小圖示容器 */
.pwa-icon-inline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: var(--panel, rgba(255,255,255,0.06));
    border: 1px solid var(--border, rgba(255,255,255,0.12));
    color: var(--accent-gold, #d4b686);
    vertical-align: middle;
    flex-shrink: 0;
}

/* Android 補充說明 */
.pwa-android-note {
    font-size: 0.77rem;
    color: var(--muted-soft, rgba(244,237,228,0.42));
    margin: 12px 0 0;
    line-height: 1.5;
    padding: 8px 10px;
    background: var(--panel-soft, rgba(255,255,255,0.025));
    border-radius: 7px;
    border: 1px solid var(--border, rgba(255,255,255,0.06));
}

/* ── 確認按鈕 ── */
.pwa-confirm {
    display: block;
    width: 100%;
    margin-top: 22px;
    padding: 14px 20px;
    background: var(--pwa-confirm-bg, var(--text-strong, #fff5e0));
    color: var(--pwa-confirm-text, #111111);
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    text-align: center;
    letter-spacing: 0.01em;
    transition: opacity 0.15s, transform 0.1s;
    font-family: inherit;
}

.pwa-confirm:hover {
    opacity: 0.9;
}

.pwa-confirm:active {
    transform: scale(0.98);
}

/* ── 白底 / 自訂色模式適配 ── */
body.sex69-color-white_red .pwa-sheet,
body.sex69-color-custom .pwa-sheet {
    background: #ffffff;
    border-top-color: rgba(0,0,0,0.08);
    box-shadow: 0 -8px 40px rgba(0,0,0,0.15);
}

body.sex69-color-white_red .pwa-title,
body.sex69-color-custom .pwa-title {
    color: #140a0c;
}

body.sex69-color-white_red .pwa-subtitle,
body.sex69-color-custom .pwa-subtitle {
    color: rgba(20,10,12,0.55);
}

body.sex69-color-white_red .pwa-step-text,
body.sex69-color-custom .pwa-step-text {
    color: rgba(20,10,12,0.88);
}

/* pwa-confirm color is handled by PHP-injected CSS vars (--pwa-confirm-bg / --pwa-confirm-text) */

body.sex69-color-white_red .pwa-device-tabs,
body.sex69-color-custom .pwa-device-tabs {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.08);
}

body.sex69-color-white_red .pwa-tab,
body.sex69-color-custom .pwa-tab {
    color: rgba(20,10,12,0.5);
}

body.sex69-color-white_red .pwa-close,
body.sex69-color-custom .pwa-close {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.1);
    color: rgba(20,10,12,0.5);
}

body.sex69-color-white_red .pwa-icon-inline,
body.sex69-color-custom .pwa-icon-inline {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.1);
}

body.sex69-color-white_red .pwa-android-note,
body.sex69-color-custom .pwa-android-note {
    background: rgba(0,0,0,0.03);
    border-color: rgba(0,0,0,0.06);
    color: rgba(20,10,12,0.45);
}