/* شاشة موحدة: النداء + الانتظار */
:root {
    --uni-bg: #0a0e14;
    --uni-surface: #0d1117;
    --uni-surface-2: #161b22;
    --uni-text: #f0f6fc;
    --uni-muted: #8b949e;
    --uni-accent: #58a6ff;
    --uni-success: #3fb950;
    --uni-border: rgba(88, 166, 255, 0.2);
    --uni-font: 'Tajawal', sans-serif;
}

* { box-sizing: border-box; }

html { font-size: 16px; }

body.display-unified {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    font-family: var(--uni-font);
    background: var(--uni-bg);
    color: var(--uni-text);
    overflow-x: hidden;
    -webkit-tap-highlight-color: transparent;
}

.unified-bg {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 100% 50% at 50% 0%, rgba(88, 166, 255, 0.08), transparent 55%),
        radial-gradient(ellipse 80% 40% at 50% 100%, rgba(63, 185, 80, 0.05), transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.unified-wrap {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    min-height: 100dvh;
    padding: clamp(1rem, 3vw, 1.75rem);
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: clamp(1.25rem, 4vw, 2rem);
}

/* عناوين الأقسام */
.unified-section-title {
    margin: 0 0 clamp(0.75rem, 2vw, 1.25rem) 0;
    font-size: clamp(1.35rem, 3.5vw, 1.85rem);
    font-weight: 800;
    color: var(--uni-text);
    text-align: center;
    letter-spacing: -0.02em;
}

/* قسم النداء */
.unified-call {
    flex-shrink: 0;
}

.unified-windows {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: clamp(0.75rem, 2vw, 1.25rem);
}

.unified-windows .window-card {
    background: var(--uni-surface);
    border: 2px solid var(--uni-border);
    border-radius: 20px;
    padding: clamp(1rem, 2.5vw, 1.5rem);
    text-align: center;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.unified-windows .window-card.called {
    border-color: var(--uni-success);
    box-shadow: 0 0 28px rgba(63, 185, 80, 0.22);
}

.unified-windows .window-name {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    font-weight: 800;
    margin: 0 0 0.2rem 0;
    color: var(--uni-muted);
}

.unified-windows .window-service {
    font-size: 0.85rem;
    color: var(--uni-muted);
    margin: 0 0 0.75rem 0;
}

.unified-windows .window-number {
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 900;
    color: var(--uni-accent);
    line-height: 1.1;
    min-height: 1.1em;
}

.unified-windows .window-number.empty {
    color: var(--uni-muted);
    font-size: 1.4rem;
    font-weight: 500;
}

.unified-windows .empty-msg {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--uni-muted);
    padding: 1rem;
    font-size: 1rem;
}

/* قسم الانتظار */
.unified-waiting {
    flex: 1;
    min-height: 0;
}

.unified-queue {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: clamp(1rem, 2.5vw, 1.5rem);
}

.unified-queue .service-block {
    background: var(--uni-surface);
    border: 1px solid var(--uni-border);
    border-radius: 16px;
    padding: 1.1rem 1.25rem;
}

.unified-queue .service-block h3 {
    margin: 0 0 0.75rem 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--uni-muted);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding-bottom: 0.5rem;
}

.unified-queue .service-nums {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.unified-queue .service-nums .num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    padding: 0 0.4rem;
    background: rgba(88, 166, 255, 0.12);
    border: 1px solid rgba(88, 166, 255, 0.28);
    border-radius: 10px;
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--uni-text);
}

.unified-queue .service-nums .num.called {
    border-color: var(--uni-success);
    background: rgba(63, 185, 80, 0.12);
}

.unified-queue .queue-empty {
    text-align: center;
    color: var(--uni-muted);
    padding: 1.5rem;
    font-size: 1rem;
}

@media (min-width: 900px) {
    .unified-wrap {
        gap: clamp(1.5rem, 3vw, 2.5rem);
    }
    .unified-windows {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }
    .unified-queue {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

/* زر تجربة النطق — يظهر في صفحة العرض فقط */
.display-tts-test {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    z-index: 10;
}
[dir="rtl"] .display-tts-test {
    right: auto;
    left: 1rem;
}
.btn-tts-test {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-family: var(--uni-font);
    background: var(--uni-surface-2);
    color: var(--uni-muted);
    border: 1px solid var(--uni-border);
    border-radius: 12px;
    cursor: pointer;
    transition: color 0.2s, background 0.2s, border-color 0.2s;
}
.btn-tts-test:hover {
    color: var(--uni-text);
    background: var(--uni-surface);
    border-color: var(--uni-accent);
}