/* =====================================================================
   app.css — NaviraGames unified "Native Client" design system.

   Layered on top of Bootstrap 5 (RTL). Dark theme by default, tuned for
   Persian/RTL typography. Uses CSS logical properties throughout so the
   same rules serve RTL and LTR without duplication.

   Shell adaptivity is driven by launcher-bridge.js, which sets:
     html[data-runtime="web|tauri|electron"]
     html.is-desktop-shell / .is-web-shell / .is-standalone / .is-touch
   We restyle chrome (titlebar, sidebar, bottom-nav) purely from those hooks.
   ===================================================================== */

:root {
    /* Brand + surfaces */
    --navira-primary: #00d4ff;
    --navira-secondary: #7b2fff;
    --navira-accent: #ff2d78;
    --navira-bg: #0a0c14;
    --navira-bg-elev: #10131f;
    --navira-surface: #151827;
    --navira-surface-2: #1c2033;
    --navira-card-bg: rgba(22, 26, 42, 0.72);
    --navira-border: rgba(255, 255, 255, 0.08);
    --navira-border-strong: rgba(255, 255, 255, 0.16);

    /* Text */
    --navira-text: #e8ecf5;
    --navira-text-muted: #94a3b8;
    --navira-text-dim: #64748b;

    /* Feedback */
    --navira-success: #22c55e;
    --navira-warning: #f59e0b;
    --navira-danger: #ef4444;

    /* Effects */
    --navira-gradient: linear-gradient(135deg, var(--navira-primary), var(--navira-secondary));
    --navira-gradient-accent: linear-gradient(135deg, var(--navira-secondary), var(--navira-accent));
    --navira-glow: 0 0 24px rgba(0, 212, 255, 0.25);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);

    /* Layout metrics (used by shell + JS-driven chrome) */
    --navira-header-h: 64px;
    --navira-sidebar-w: 240px;
    --navira-titlebar-h: 36px;
    --navira-bottomnav-h: 62px;

    --navira-radius: 14px;
    --navira-radius-sm: 10px;
    --navira-radius-lg: 22px;

    color-scheme: dark;
}

/* ---------------------------------------------------------------- base */
* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background-color: var(--navira-bg);
    color: var(--navira-text);
    font-family: "Vazirmatn", "Segoe UI", Tahoma, sans-serif;
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }

::selection { background: var(--navira-primary); color: #001018; }

/* Ambient animated background */
.bg-animation {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(circle at 15% 10%, rgba(123, 47, 255, 0.16), transparent 45%),
        radial-gradient(circle at 85% 20%, rgba(0, 212, 255, 0.14), transparent 40%),
        radial-gradient(circle at 50% 100%, rgba(255, 45, 120, 0.08), transparent 55%);
    pointer-events: none;
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--navira-bg-elev); }
::-webkit-scrollbar-thumb {
    background: var(--navira-surface-2);
    border-radius: 8px;
    border: 2px solid var(--navira-bg-elev);
}
::-webkit-scrollbar-thumb:hover { background: var(--navira-border-strong); }

/* ====================================================== NATIVE TITLEBAR
   Injected by launcher-bridge.mountWindowControls() in desktop shells. */
.navira-titlebar {
    position: fixed;
    inset-block-start: 0;
    inset-inline: 0;
    height: var(--navira-titlebar-h);
    display: none;
    align-items: center;
    justify-content: space-between;
    background: #05060b;
    border-block-end: 1px solid var(--navira-border);
    z-index: 2000;
    -webkit-user-select: none;
    user-select: none;
}
html.is-desktop-shell .navira-titlebar { display: flex; }
html.is-desktop-shell body.has-titlebar { padding-block-start: var(--navira-titlebar-h); }

.navira-titlebar__drag {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    padding-inline-start: 16px;
    height: 100%;
    -webkit-app-region: drag;
    app-region: drag;
}
.navira-titlebar__brand {
    font-weight: 800;
    font-size: 0.8rem;
    letter-spacing: 1px;
    background: var(--navira-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.navira-titlebar__status {
    font-size: 0.7rem;
    color: var(--navira-success);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.navira-titlebar__status::before {
    content: "";
    width: 8px; height: 8px;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 8px currentColor;
}
.navira-titlebar__status.is-offline { color: var(--navira-danger); }

.navira-titlebar__controls { display: flex; height: 100%; -webkit-app-region: no-drag; app-region: no-drag; }
.navira-win-btn {
    width: 46px;
    height: 100%;
    border: 0;
    background: transparent;
    color: var(--navira-text-muted);
    font-size: 0.9rem;
    transition: var(--transition);
}
.navira-win-btn:hover { background: rgba(255,255,255,0.08); color: #fff; }
.navira-win-btn--close:hover { background: var(--navira-danger); color: #fff; }

/* ============================================================== HEADER */
.app-header {
    position: sticky;
    inset-block-start: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 18px;
    height: var(--navira-header-h);
    padding-inline: clamp(14px, 3vw, 34px);
    background: rgba(10, 12, 20, 0.82);
    backdrop-filter: blur(16px);
    border-block-end: 1px solid var(--navira-border);
}
html.is-desktop-shell .app-header { inset-block-start: var(--navira-titlebar-h); }

.app-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    white-space: nowrap;
}
.app-brand img { width: 34px; height: 34px; border-radius: 9px; }
.app-brand span {
    font-size: 1.05rem;
    letter-spacing: 0.5px;
    background: var(--navira-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.app-nav { display: flex; align-items: center; gap: 4px; }
.app-nav a {
    padding: 8px 14px;
    border-radius: var(--navira-radius-sm);
    color: var(--navira-text-muted);
    font-size: 0.92rem;
    font-weight: 600;
    transition: var(--transition);
}
.app-nav a:hover { color: var(--navira-text); background: rgba(255,255,255,0.05); }
.app-nav a.is-active { color: #fff; background: rgba(0, 212, 255, 0.14); }

.app-header__spacer { flex: 1; }

/* Search + autocomplete */
.app-search {
    position: relative;
    width: min(380px, 34vw);
}
.app-search input {
    width: 100%;
    padding: 9px 40px 9px 16px;
    border-radius: 999px;
    border: 1px solid var(--navira-border);
    background: var(--navira-surface);
    color: var(--navira-text);
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition);
}
.app-search input:focus {
    border-color: var(--navira-primary);
    box-shadow: var(--navira-glow);
}
.app-search__icon {
    position: absolute;
    inset-inline-end: 14px;
    inset-block-start: 50%;
    transform: translateY(-50%);
    color: var(--navira-text-dim);
    pointer-events: none;
}
.app-search__results {
    position: absolute;
    inset-block-start: calc(100% + 8px);
    inset-inline: 0;
    background: var(--navira-surface);
    border: 1px solid var(--navira-border);
    border-radius: var(--navira-radius);
    overflow: hidden;
    box-shadow: 0 18px 40px rgba(0,0,0,0.5);
    display: none;
    max-height: 60vh;
    overflow-y: auto;
    z-index: 50;
}
.app-search__results.is-open { display: block; }
.app-search__item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    transition: var(--transition);
}
.app-search__item:hover, .app-search__item.is-active { background: var(--navira-surface-2); }
.app-search__item img { width: 42px; height: 42px; border-radius: 8px; object-fit: cover; }
.app-search__item .t { font-weight: 600; font-size: 0.9rem; }
.app-search__item .m { font-size: 0.75rem; color: var(--navira-text-muted); }
.app-search__empty { padding: 16px; text-align: center; color: var(--navira-text-muted); font-size: 0.85rem; }

/* Header action icons */
.app-actions { display: flex; align-items: center; gap: 8px; }
.app-icon-btn {
    position: relative;
    width: 42px; height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--navira-border);
    background: var(--navira-surface);
    color: var(--navira-text);
    transition: var(--transition);
}
.app-icon-btn:hover { border-color: var(--navira-primary); color: var(--navira-primary); }
.app-badge {
    position: absolute;
    inset-block-start: -4px;
    inset-inline-end: -4px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 999px;
    background: var(--navira-accent);
    color: #fff;
    font-size: 0.68rem;
    font-weight: 700;
    display: grid;
    place-items: center;
}
.app-profile {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 5px 12px 5px 5px;
    border-radius: 999px;
    border: 1px solid var(--navira-border);
    background: var(--navira-surface);
    transition: var(--transition);
}
.app-profile:hover { border-color: var(--navira-primary); }
.app-profile img { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; }
.app-profile span { font-size: 0.85rem; font-weight: 600; max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.app-menu-toggle {
    display: none;
    width: 42px; height: 42px;
    border-radius: 50%;
    border: 1px solid var(--navira-border);
    background: var(--navira-surface);
    color: var(--navira-text);
    font-size: 1.1rem;
}

/* ============================================================= LAYOUT */
.app-main { flex: 1; width: 100%; }
.app-container {
    width: min(1320px, 100%);
    margin-inline: auto;
    padding-inline: clamp(14px, 3vw, 30px);
}

/* ======================================================= BOTTOM NAV (mobile/PWA) */
.app-bottom-nav {
    position: fixed;
    inset-block-end: 0;
    inset-inline: 0;
    height: var(--navira-bottomnav-h);
    display: none;
    align-items: stretch;
    background: rgba(10, 12, 20, 0.94);
    backdrop-filter: blur(18px);
    border-block-start: 1px solid var(--navira-border);
    z-index: 900;
    padding-block-end: env(safe-area-inset-bottom);
}
.app-bottom-nav a {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    color: var(--navira-text-muted);
    font-size: 0.68rem;
    transition: var(--transition);
}
.app-bottom-nav a i { font-size: 1.15rem; }
.app-bottom-nav a.is-active { color: var(--navira-primary); }

/* Show bottom nav on touch/standalone/small screens; hide top nav there. */
html.is-touch .app-bottom-nav,
html.is-standalone .app-bottom-nav { display: flex; }
html.is-touch .app-main,
html.is-standalone .app-main { padding-block-end: calc(var(--navira-bottomnav-h) + env(safe-area-inset-bottom)); }

/* ============================================================ SECTIONS */
.section { margin-block: 46px; }
.section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-block-end: 20px;
    gap: 12px;
}
.section-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}
.section-title::before {
    content: "";
    width: 5px;
    height: 26px;
    border-radius: 4px;
    background: var(--navira-gradient);
}
.section-link {
    color: var(--navira-primary);
    font-size: 0.88rem;
    font-weight: 600;
}
.section-link:hover { text-decoration: underline; }

/* =============================================================== HERO */
.hero {
    position: relative;
    margin-block: 26px;
    border-radius: var(--navira-radius-lg);
    overflow: hidden;
    min-height: 440px;
    border: 1px solid var(--navira-border);
}
.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.8s ease;
    background-size: cover;
    background-position: center;
}
.hero-slide.is-active { opacity: 1; }
.hero-slide::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--navira-bg) 4%, rgba(10,12,20,0.35) 55%, rgba(10,12,20,0.15) 100%);
}
.hero-caption {
    position: absolute;
    inset-block-end: 44px;
    inset-inline-start: clamp(20px, 5vw, 60px);
    inset-inline-end: clamp(20px, 5vw, 60px);
    z-index: 2;
    max-width: 620px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 14px;
    border-radius: 999px;
    background: rgba(0, 212, 255, 0.16);
    border: 1px solid rgba(0, 212, 255, 0.35);
    color: var(--navira-primary);
    font-size: 0.78rem;
    font-weight: 700;
    margin-block-end: 14px;
}
.hero-caption h2 {
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 900;
    margin: 0 0 12px;
    line-height: 1.15;
}
.hero-caption p {
    color: var(--navira-text-muted);
    font-size: 1rem;
    max-width: 520px;
    margin-block-end: 22px;
}
.hero-dots {
    position: absolute;
    inset-block-end: 18px;
    inset-inline-end: clamp(20px, 5vw, 60px);
    display: flex;
    gap: 8px;
    z-index: 3;
}
.hero-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    border: 0;
    background: rgba(255,255,255,0.3);
    transition: var(--transition);
}
.hero-dot.is-active { background: var(--navira-primary); width: 26px; border-radius: 6px; }

/* =============================================================== BUTTONS */
.btn-navira {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 24px;
    border-radius: var(--navira-radius-sm);
    border: 0;
    font-weight: 700;
    font-size: 0.92rem;
    transition: var(--transition);
    text-align: center;
}
.btn-navira--primary { background: var(--navira-gradient); color: #001018; }
.btn-navira--primary:hover { box-shadow: var(--navira-glow); transform: translateY(-2px); }
.btn-navira--accent { background: var(--navira-gradient-accent); color: #fff; }
.btn-navira--accent:hover { box-shadow: 0 0 24px rgba(255,45,120,0.35); transform: translateY(-2px); }
.btn-navira--outline { background: transparent; border: 1px solid var(--navira-border-strong); color: var(--navira-text); }
.btn-navira--outline:hover { border-color: var(--navira-primary); color: var(--navira-primary); }
.btn-navira--ghost { background: rgba(255,255,255,0.05); color: var(--navira-text); }
.btn-navira--ghost:hover { background: rgba(255,255,255,0.1); }
.btn-navira--success { background: var(--navira-success); color: #04140a; }
.btn-navira--block { width: 100%; }
.btn-navira:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

/* ============================================================ CATEGORIES */
.category-rail {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.category-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 999px;
    background: var(--navira-surface);
    border: 1px solid var(--navira-border);
    color: var(--navira-text-muted);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--transition);
}
.category-chip:hover, .category-chip.is-active {
    color: #fff;
    border-color: var(--navira-primary);
    background: rgba(0, 212, 255, 0.12);
}

/* ============================================================ GAME GRID */
.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 20px;
}
.game-grid--wide {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.game-card {
    position: relative;
    background: var(--navira-card-bg);
    border: 1px solid var(--navira-border);
    border-radius: var(--navira-radius);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.game-card:hover {
    transform: translateY(-6px);
    border-color: var(--navira-border-strong);
    box-shadow: 0 18px 40px rgba(0,0,0,0.45);
}
.game-card__media {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--navira-surface-2);
}
.game-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.game-card:hover .game-card__media img { transform: scale(1.06); }

.game-card__tags {
    position: absolute;
    inset-block-start: 10px;
    inset-inline-start: 10px;
    display: flex;
    gap: 6px;
}
.tag {
    padding: 4px 10px;
    border-radius: 8px;
    font-size: 0.72rem;
    font-weight: 700;
    backdrop-filter: blur(6px);
}
.tag--web { background: rgba(0, 212, 255, 0.85); color: #001018; }
.tag--new { background: rgba(34, 197, 94, 0.9); color: #04140a; }
.tag--discount {
    position: absolute;
    inset-block-start: 10px;
    inset-inline-end: 10px;
    background: var(--navira-accent);
    color: #fff;
    padding: 5px 11px;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 800;
}

/* Hover "quick play" overlay for web games */
.game-card__play {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    background: rgba(5, 6, 11, 0.55);
    opacity: 0;
    transition: var(--transition);
}
.game-card:hover .game-card__play { opacity: 1; }
.game-card__play span {
    width: 62px; height: 62px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: var(--navira-gradient);
    color: #001018;
    font-size: 1.4rem;
    box-shadow: var(--navira-glow);
}

.game-card__body {
    padding: 14px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}
.game-card__title {
    font-size: 1.02rem;
    font-weight: 700;
    margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.game-card__meta {
    font-size: 0.8rem;
    color: var(--navira-text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}
.game-card__foot {
    margin-block-start: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-block-start: 6px;
}
.price {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}
.price__free { color: var(--navira-success); font-weight: 800; }
.price__old {
    color: var(--navira-text-dim);
    text-decoration: line-through;
    font-size: 0.78rem;
}
.price__final { font-weight: 800; font-size: 1rem; }
.price__final small { color: var(--navira-text-muted); font-weight: 500; }

/* ============================================================ SKELETON */
.skeleton {
    position: relative;
    overflow: hidden;
    background: var(--navira-surface-2);
    border-radius: var(--navira-radius-sm);
}
.skeleton::after {
    content: "";
    position: absolute;
    inset: 0;
    transform: translateX(-100%);
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
    animation: skeleton-shimmer 1.4s infinite;
}
[dir="rtl"] .skeleton::after { animation-name: skeleton-shimmer-rtl; }
@keyframes skeleton-shimmer { 100% { transform: translateX(100%); } }
@keyframes skeleton-shimmer-rtl { 100% { transform: translateX(100%); } }
.skeleton-card { height: 260px; }

/* ============================================================ EMPTY / STATES */
.empty-state {
    grid-column: 1 / -1;
    padding: 50px 20px;
    text-align: center;
    color: var(--navira-text-muted);
    border: 1px dashed var(--navira-border);
    border-radius: var(--navira-radius);
    background: var(--navira-surface);
}
.empty-state i { font-size: 2.4rem; color: var(--navira-text-dim); margin-block-end: 12px; display: block; }

/* ============================================================ FOOTER */
.app-footer {
    margin-block-start: 60px;
    padding-block: 40px 24px;
    border-block-start: 1px solid var(--navira-border);
    background: var(--navira-bg-elev);
}
.app-footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    margin-block-end: 30px;
}
.app-footer h4 { color: #fff; margin-block-end: 14px; font-size: 1rem; }
.app-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 9px; }
.app-footer a { color: var(--navira-text-muted); font-size: 0.88rem; transition: var(--transition); }
.app-footer a:hover { color: var(--navira-primary); }
.app-footer__bottom {
    text-align: center;
    color: var(--navira-text-dim);
    font-size: 0.82rem;
    padding-block-start: 20px;
    border-block-start: 1px solid var(--navira-border);
}
.app-footer__brand {
    font-weight: 900;
    font-size: 1.2rem;
    background: var(--navira-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-block-end: 8px;
}

/* ============================================================ TOAST */
.navira-toast-wrap {
    position: fixed;
    inset-block-end: 20px;
    inset-inline-start: 20px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.navira-toast {
    padding: 13px 20px;
    border-radius: var(--navira-radius-sm);
    background: var(--navira-surface-2);
    border: 1px solid var(--navira-border-strong);
    color: var(--navira-text);
    font-size: 0.9rem;
    box-shadow: 0 12px 30px rgba(0,0,0,0.5);
    animation: toast-in 0.3s ease;
    max-width: 340px;
}
.navira-toast--success { border-inline-start: 4px solid var(--navira-success); }
.navira-toast--error { border-inline-start: 4px solid var(--navira-danger); }
.navira-toast--info { border-inline-start: 4px solid var(--navira-primary); }
@keyframes toast-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* ============================================================ RESPONSIVE */
@media (max-width: 900px) {
    .app-nav { display: none; }
    .app-menu-toggle { display: inline-flex; }
    .app-search { width: auto; flex: 1; }
    .app-profile span { display: none; }
    .hero { min-height: 340px; }
}
@media (max-width: 560px) {
    .app-brand span { display: none; }
    .game-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
    .section-title { font-size: 1.2rem; }
}

/* ==================================================== USER LIBRARY (M4)
   Steam-like multi-state library dashboard. Context-aware action rows are
   rendered by user-library.php and driven by launcher-bridge.js. */
.lib-shell { padding-block: 30px; }
.lib-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    margin-block-end: 24px;
}
.lib-head h1 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 900; margin: 0; }
.lib-runtime-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 999px;
    background: var(--navira-surface);
    border: 1px solid var(--navira-border);
    font-size: 0.82rem;
    color: var(--navira-text-muted);
}
.lib-runtime-pill b { color: var(--navira-primary); }

.lib-tabs { display: flex; gap: 8px; margin-block-end: 22px; flex-wrap: wrap; }
.lib-tab {
    padding: 9px 18px;
    border-radius: 999px;
    border: 1px solid var(--navira-border);
    background: var(--navira-surface);
    color: var(--navira-text-muted);
    font-weight: 600;
    font-size: 0.86rem;
    transition: var(--transition);
}
.lib-tab.is-active { background: rgba(0,212,255,0.12); border-color: var(--navira-primary); color: #fff; }

.lib-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}
.lib-card {
    display: flex;
    flex-direction: column;
    background: var(--navira-card-bg);
    border: 1px solid var(--navira-border);
    border-radius: var(--navira-radius);
    overflow: hidden;
    transition: var(--transition);
}
.lib-card:hover { border-color: var(--navira-border-strong); box-shadow: 0 16px 36px rgba(0,0,0,0.45); }
.lib-card__media { position: relative; aspect-ratio: 16/9; background: var(--navira-surface-2); }
.lib-card__media img { width: 100%; height: 100%; object-fit: cover; }
.lib-card__state {
    position: absolute;
    inset-block-start: 10px;
    inset-inline-start: 10px;
    padding: 4px 11px;
    border-radius: 8px;
    font-size: 0.72rem;
    font-weight: 700;
    backdrop-filter: blur(6px);
}
.lib-card__state[data-state="installed"] { background: rgba(34,197,94,0.9); color: #04140a; }
.lib-card__state[data-state="update"]    { background: rgba(245,158,11,0.92); color: #1a1204; }
.lib-card__state[data-state="not-installed"] { background: rgba(255,255,255,0.16); color: #fff; }
.lib-card__state[data-state="web"]        { background: rgba(0,212,255,0.85); color: #001018; }

.lib-card__body { padding: 15px 16px 16px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.lib-card__title { font-size: 1.05rem; font-weight: 700; margin: 0; }
.lib-card__meta { font-size: 0.8rem; color: var(--navira-text-muted); display: flex; gap: 14px; flex-wrap: wrap; }
.lib-card__meta span { display: inline-flex; align-items: center; gap: 5px; }
.lib-progress {
    height: 6px;
    border-radius: 4px;
    background: var(--navira-surface-2);
    overflow: hidden;
    display: none;
}
.lib-progress.is-visible { display: block; }
.lib-progress > i { display: block; height: 100%; width: 0; background: var(--navira-gradient); transition: width 0.3s ease; }
.lib-actions { margin-block-start: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.lib-actions .btn-navira { flex: 1; padding: 10px 14px; font-size: 0.85rem; }

/* Actions visible only in a given runtime; toggled via <html> shell class. */
.only-desktop { display: none; }
.only-web { display: inline-flex; }
html.is-desktop-shell .only-desktop { display: inline-flex; }
html.is-desktop-shell .only-web { display: none; }

/* ==================================================== WEB-GAME PLAYER (M3) */
.ngp-body { overflow: hidden; }
.ngp-stage {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    background: #05060b;
    z-index: 100;
}
html.is-desktop-shell .ngp-stage { inset-block-start: var(--navira-titlebar-h); }
.ngp-bar {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 18px;
    background: rgba(10,12,20,0.92);
    border-block-end: 1px solid var(--navira-border);
    -webkit-user-select: none;
    user-select: none;
}
.ngp-bar__title { font-weight: 700; font-size: 0.95rem; display: flex; align-items: center; gap: 10px; }
.ngp-bar__title .tag--web { position: static; }
.ngp-bar__spacer { flex: 1; }
.ngp-bar__btn {
    width: 40px; height: 40px;
    border-radius: 10px;
    border: 1px solid var(--navira-border);
    background: var(--navira-surface);
    color: var(--navira-text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.ngp-bar__btn:hover { border-color: var(--navira-primary); color: var(--navira-primary); }
.ngp-viewport {
    flex: 1;
    position: relative;
    display: grid;
    place-items: center;
    background:
        radial-gradient(circle at 50% 40%, rgba(123,47,255,0.10), transparent 60%),
        #05060b;
}
/* The sandboxed iframe fills the viewport; assets are injected via Blob URL. */
.ngp-frame {
    width: 100%;
    height: 100%;
    border: 0;
    background: #000;
}
.ngp-frame.is-contained {
    width: min(100%, calc((100vh - 120px) * 16 / 9));
    aspect-ratio: 16/9;
    height: auto;
    border-radius: var(--navira-radius);
    box-shadow: 0 0 60px rgba(0,0,0,0.6);
}
.ngp-loader {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    gap: 16px;
    background: #05060b;
    color: var(--navira-text-muted);
    transition: opacity 0.4s ease;
}
.ngp-loader.is-hidden { opacity: 0; pointer-events: none; }
.ngp-spinner {
    width: 54px; height: 54px;
    border-radius: 50%;
    border: 3px solid var(--navira-surface-2);
    border-block-start-color: var(--navira-primary);
    animation: ngp-spin 0.9s linear infinite;
}
@keyframes ngp-spin { to { transform: rotate(360deg); } }
/* Anti-theft: kill the native text/selection affordances inside the stage. */
.ngp-stage, .ngp-viewport { -webkit-user-select: none; user-select: none; }

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::after, *::before { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
    .hero-slide { transition: none; }
    .ngp-spinner { animation: none; }
}
/* ============================================================ 
   SOCIAL SIDEBAR (STEAM/EPIC STYLE) 
============================================================ */
.navira-social-sidebar {
    background-color: rgba(10, 12, 20, 0.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid var(--navira-border);
    width: min(340px, 90vw) !important;
    color: var(--navira-text);
}

.navira-sidebar-header {
    border-bottom: 1px solid var(--navira-border-strong);
    padding: 20px 24px;
}

.navira-sidebar-header .offcanvas-title {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--navira-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.navira-sidebar-body {
    padding: 24px;
}

/* User Status Area */
.navira-sidebar-user {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 0;
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    box-shadow: 0 0 10px currentColor;
}
.status-indicator.online { background: var(--navira-success); color: var(--navira-success); }

.navira-sidebar-user .user-info {
    display: flex;
    flex-direction: column;
}
.navira-sidebar-user .user-name {
    font-weight: 700;
    font-size: 1.05rem;
}
.navira-sidebar-user .user-status {
    font-size: 0.8rem;
    color: var(--navira-success);
    font-weight: 600;
}

.navira-sidebar-divider {
    border-color: var(--navira-border-strong);
    margin: 20px 0;
    opacity: 1;
}

/* Sidebar Action Cards */
.navira-sidebar-card {
    display: flex;
    align-items: center;
    padding: 14px;
    background: var(--navira-surface);
    border: 1px solid var(--navira-border);
    border-radius: var(--navira-radius);
    text-decoration: none !important;
    transition: var(--transition);
}

.navira-sidebar-card:hover {
    background: var(--navira-surface-2);
    border-color: var(--navira-primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

.navira-sidebar-card .icon-wrapper {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(0, 212, 255, 0.1);
    color: var(--navira-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.navira-sidebar-card .card-content {
    display: flex;
    flex-direction: column;
    margin-right: 14px;
    flex-grow: 1;
}

.navira-sidebar-card .card-title {
    color: var(--navira-text);
    font-weight: 700;
    font-size: 0.95rem;
}

.navira-sidebar-card .card-desc {
    color: var(--navira-text-muted);
    font-size: 0.75rem;
    margin-top: 3px;
}

.navira-sidebar-card .arrow-icon {
    color: var(--navira-text-dim);
    font-size: 0.9rem;
    transition: var(--transition);
}

.navira-sidebar-card:hover .arrow-icon {
    color: var(--navira-primary);
    transform: translateX(-4px);
}