/* ========================================================================
   WP Language China Premium — PWA Shell
   Styles the /chinaguide/ standalone app frame: login screen, status bar,
   offline banner, install popups. Loaded only on the PWA page.
   ======================================================================== */

/* ── Reset for PWA page ────────────────────────────────────────────────── */
body.pwa-body, body {
    margin: 0;
    background: var(--dark-bg, #1a0808);
    color: var(--dark-fg, #fff);
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Login screen ──────────────────────────────────────────────────────── */
.login-screen {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 20px;
    background: linear-gradient(135deg, var(--dark-bg, #1a0808) 0%, var(--brand-dark, #2A0E0E) 100%);
    color: #fff;
    gap: 18px;
    box-sizing: border-box;
}

.login-logo {
    text-align: center;
    margin-bottom: 8px;
}

.login-flags img,
.login-flags span {
    display: inline-block;
}

.login-brand {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -.02em;
    margin-top: 6px;
    color: #fff;
}

.login-sub {
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .25em;
    color: rgba(255,255,255,.6);
    text-transform: uppercase;
    margin-top: 4px;
}

.login-box {
    width: 100%;
    max-width: 360px;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: var(--r-xl);
    padding: 24px 22px;
    backdrop-filter: blur(8px);
    box-sizing: border-box;
}

.login-box label {
    display: block;
    font-size: .75rem;
    font-weight: 600;
    color: rgba(255,255,255,.65);
    margin: 12px 0 6px;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.login-box input[type="text"],
.login-box input[type="password"] {
    width: 100%;
    padding: 12px 14px;
    border-radius: var(--r-md);
    border: 1px solid rgba(255,255,255,.18);
    background: rgba(0,0,0,.25);
    color: #fff;
    font-size: .95rem;
    box-sizing: border-box;
    outline: none;
    transition: border-color .15s, box-shadow .15s;
}

.login-box input:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(200,16,46,.25);
}

.login-box input::placeholder {
    color: rgba(255,255,255,.4);
}

.login-btn {
    width: 100%;
    margin-top: 18px;
    padding: 13px 18px;
    border: none;
    border-radius: var(--r-md);
    background: var(--brand);
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background .15s, transform .1s;
}

.login-btn:hover { background: #b30c28; }
.login-btn:active { transform: scale(.98); }

.login-lost {
    display: block;
    margin-top: 14px;
    text-align: center;
    font-size: .8rem;
    color: rgba(255,255,255,.6);
    text-decoration: none;
}
.login-lost:hover { color: #fff; text-decoration: underline; }

/* ── PWA app frame ─────────────────────────────────────────────────────── */
.pwa-app {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    background: var(--bg, #f7f5f3);
    color: var(--fg, #18181b);
}

.pwa-statusbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 10px 16px;
    background: var(--dark-card, #2A0E0E);
    color: #fff;
    border-bottom: 1px solid rgba(255,255,255,.08);
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    box-sizing: border-box;
}

.sb-left {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
}

.sb-logo {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    line-height: 1;
}
.sb-logo img {
    display: inline-block;
    vertical-align: middle;
}
.sb-name {
    font-weight: 800;
    font-size: 1rem;
    letter-spacing: -.01em;
}

.sb-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: var(--r-full);
    font-size: .7rem;
    font-weight: 700;
    background: rgba(255,255,255,.12);
    color: #fff;
    border: 1px solid rgba(255,255,255,.18);
    user-select: none;
}
.sb-badge.weekly,
.sb-badge.monthly { background: rgba(124,58,237,.25); border-color: rgba(124,58,237,.4); }
.sb-badge.annual   { background: rgba(255,215,0,.18); border-color: rgba(255,215,0,.4); color: #FFD700; }
.sb-badge.lifetime { background: rgba(22,163,74,.25); border-color: rgba(22,163,74,.4); }
.sb-badge.admin    { background: rgba(255,255,255,.18); }

.sb-right { display: flex; align-items: center; gap: 6px; }
.sb-btn {
    background: none;
    border: none;
    padding: 6px;
    border-radius: var(--r-sm);
    cursor: pointer;
    color: rgba(255,255,255,.7);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background .12s, color .12s;
}
.sb-btn:hover { background: rgba(255,255,255,.08); color: #fff; }

.pwa-content {
    flex: 1;
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
    margin: 0;
    box-sizing: border-box;
}

/* ── Offline banner ────────────────────────────────────────────────────── */
.pwa-offline {
    display: none;
    background: var(--brand-orange, #e07c00);
    color: #fff;
    text-align: center;
    padding: 8px 16px;
    font-size: .85rem;
    font-weight: 600;
    z-index: var(--z-toast);
}
.pwa-offline.on { display: block; }

/* ── Update banner (Service Worker) ────────────────────────────────────── */
#cg-update-banner {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--brand-dark, #2A0E0E);
    color: #fff;
    padding: 10px 14px;
    border-radius: var(--r-md);
    box-shadow: var(--sh-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 10000;
    font-size: .85rem;
    max-width: calc(100vw - 32px);
    box-sizing: border-box;
    white-space: nowrap;
}

#cg-update-banner button {
    background: var(--brand);
    color: #fff;
    border: none;
    padding: 6px 14px;
    border-radius: var(--r-sm);
    font-weight: 700;
    cursor: pointer;
    font-size: .8rem;
}

/* ── Misc helpers ──────────────────────────────────────────────────────── */
.wplc6p-app { min-height: 100dvh; }

/* When shortcode is embedded in a normal WP page (lighter shell) */
.wplc6p-app:not(.pwa-app .wplc6p-app) {
    background: var(--bg, #f7f5f3);
    color: var(--fg, #18181b);
}