/* PRESTO_SWITCHERS_V2 — شكل جديد لزر اللغة وزر الفاتح/الداكن (الهيدر + صفحة الدخول) */

/* ------------------------------------------------ اللغة: ع | EN */
html body .pf-header-button.psw-lang,
.psw-lang {
    position: relative; display: inline-flex; align-items: center; justify-content: center;
    width: auto !important; min-width: 0 !important; height: 34px !important; min-height: 0 !important; margin: 0 !important; padding: 3px !important;
    border: 1px solid var(--psw-border, var(--pf-border, #d0d7de)) !important; border-radius: 999px !important;
    background: var(--psw-bg, var(--pf-bg, #f6f8fa)) !important; color: var(--psw-muted, var(--pf-muted, #59636e)) !important;
    box-shadow: none !important; cursor: pointer; transform: none !important;
}
html body .pf-header-button.psw-lang > :not(.psw-seg) { display: none !important; }
.psw-seg { position: relative; display: grid; grid-template-columns: 1fr 1fr; align-items: center; direction: ltr; }
.psw-seg > span:not(.psw-thumb) {
    position: relative; z-index: 1; display: grid; place-items: center; min-width: 32px; height: 26px; padding: 0 8px;
    font: 800 12.5px/1 "Tajawal", system-ui, sans-serif; letter-spacing: .2px; transition: color .2s ease;
}
.psw-seg > span[data-v="ar"] { font-size: 14px; }
.psw-thumb {
    position: absolute; z-index: 0; top: 0; bottom: 0; width: 50%; border-radius: 999px;
    background: var(--psw-surface, var(--pf-surface, #fff)); box-shadow: 0 1px 3px rgba(15, 23, 42, .18), 0 0 0 1px rgba(15, 23, 42, .04);
    transition: transform .28s cubic-bezier(.3, 1.4, .5, 1);
}
.psw-lang[data-lang="en"] .psw-thumb { transform: translateX(0); }
.psw-lang[data-lang="ar"] .psw-thumb { transform: translateX(100%); }
.psw-lang[data-lang="ar"] .psw-seg > span[data-v="ar"],
.psw-lang[data-lang="en"] .psw-seg > span[data-v="en"] { color: #ff3c00; }
html body .pf-header-button.psw-lang:hover { border-color: #ff3c00 !important; }

/* ------------------------------------------------ الفاتح / الداكن: زر أيقونة */
html body .pf-header-button.psw-theme,
.psw-theme {
    position: relative; display: inline-grid; place-items: center;
    width: 34px !important; min-width: 34px !important; height: 34px !important; min-height: 0 !important; margin: 0 !important; padding: 0 !important;
    border: 1px solid var(--psw-border, var(--pf-border, #d0d7de)) !important; border-radius: 999px !important;
    background: var(--psw-bg, var(--pf-bg, #f6f8fa)) !important; color: var(--psw-muted, var(--pf-muted, #59636e)) !important;
    box-shadow: none !important; cursor: pointer; transform: none !important;
    transition: border-color .2s ease, color .2s ease, background .2s ease;
}
html body .pf-header-button.psw-theme > :not(.psw-icon) { display: none !important; }
.psw-icon { position: relative; display: block; width: 18px; height: 18px; }
.psw-icon svg {
    position: absolute; inset: 0; width: 18px; height: 18px;
    fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
    transition: transform .35s cubic-bezier(.3, 1.3, .5, 1), opacity .25s ease;
}
.psw-icon .psw-moon { opacity: 0; transform: rotate(-70deg) scale(.5); }
.psw-theme[data-theme="dark"] .psw-icon .psw-sun { opacity: 0; transform: rotate(70deg) scale(.5); }
.psw-theme[data-theme="dark"] .psw-icon .psw-moon { opacity: 1; transform: none; }
html body .pf-header-button.psw-theme:hover,
.psw-theme:hover { border-color: #ff3c00 !important; color: #ff3c00 !important; }

html body :is(.psw-lang, .psw-theme):focus-visible { outline: 2px solid #ff3c00 !important; outline-offset: 3px !important; }

/* ------------------------------------------------ انتقال الثيم (دائرة من مكان الزر) */
::view-transition-old(root), ::view-transition-new(root) { animation: none; mix-blend-mode: normal; }
::view-transition-new(root) { animation: psw-reveal .55s cubic-bezier(.4, 0, .2, 1); }
@keyframes psw-reveal {
    from { clip-path: circle(0 at var(--psw-x, 50%) var(--psw-y, 0)); }
    to { clip-path: circle(var(--psw-r, 150vmax) at var(--psw-x, 50%) var(--psw-y, 0)); }
}
html.psw-lang-switching body { animation: psw-fade .32s ease; }
@keyframes psw-fade { from { opacity: .35; } to { opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
    .psw-thumb, .psw-icon svg { transition: none !important; }
    ::view-transition-new(root) { animation: none; }
    html.psw-lang-switching body { animation: none; }
}