/* ==========================================================================
   Modeer — Professional Buttons Enhancement (buttons-pro.css)
   تحسينات احترافية شاملة للأزرار في كل الموقع
   - يكمل styles-modeer.css بدون كسره
   - يضيف: Ripple, Loading, Micro-interactions, Focus States محسنة,
           Soft variants, Shimmer, Pulse, Accessibility
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. متغيرات إضافية للأزرار الاحترافية
   -------------------------------------------------------------------------- */
:root {
    --btn-transition: 220ms cubic-bezier(0.34, 1.56, 0.64, 1);
    --btn-transition-press: 100ms cubic-bezier(0.4, 0, 0.2, 1);
    --btn-shadow-hover: 0 8px 20px -4px rgba(99, 102, 241, 0.28),
                        0 4px 10px -2px rgba(139, 92, 246, 0.18);
    --btn-shadow-focus: 0 0 0 4px rgba(99, 102, 241, 0.22);
    --btn-shadow-focus-danger: 0 0 0 4px rgba(239, 68, 68, 0.22);
    --btn-shadow-focus-success: 0 0 0 4px rgba(16, 185, 129, 0.22);
    --btn-shadow-focus-warning: 0 0 0 4px rgba(245, 158, 11, 0.22);
    --btn-press-scale: 0.97;
    --btn-hover-translate: -2px;
}
[data-theme="dark"] {
    --btn-shadow-hover: 0 8px 22px -4px rgba(129, 140, 248, 0.42),
                        0 4px 10px -2px rgba(167, 139, 250, 0.28);
    --btn-shadow-focus: 0 0 0 4px rgba(129, 140, 248, 0.30);
    --btn-shadow-focus-danger: 0 0 0 4px rgba(248, 113, 113, 0.30);
    --btn-shadow-focus-success: 0 0 0 4px rgba(52, 211, 153, 0.30);
    --btn-shadow-focus-warning: 0 0 0 4px rgba(251, 191, 36, 0.30);
}

/* --------------------------------------------------------------------------
   1. تحسينات الأساس على .btn
   - وضع نسبي لتأثير الموجة
   - انتقالات أكثر سلاسة
   - حالات لمس محسّنة (mobile)
   -------------------------------------------------------------------------- */
.btn,
button.btn,
a.btn {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    -webkit-tap-highlight-color: transparent;
    transition:
        transform var(--btn-transition),
        box-shadow var(--btn-transition),
        background-color var(--transition-fast),
        background-image var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast),
        filter var(--transition-fast) !important;
    will-change: transform;
    letter-spacing: 0.01em;
}

/* تحسين أيقونة الزر — micro-interaction */
.btn > i,
.btn > svg {
    transition: transform var(--btn-transition);
}
.btn:hover > i,
.btn:hover > svg {
    transform: translateX(2px) scale(1.05);
}
/* في حالة RTL: العكس للأيقونة */
[dir="rtl"] .btn:hover > i,
[dir="rtl"] .btn:hover > svg,
html[lang="ar"] .btn:hover > i,
html[lang="ar"] .btn:hover > svg {
    transform: translateX(-2px) scale(1.05);
}

/* hover أعمق وأكثر احترافية */
.btn:hover {
    transform: translateY(var(--btn-hover-translate));
    box-shadow: var(--btn-shadow-hover);
}
.btn:active {
    transform: translateY(0) scale(var(--btn-press-scale));
    transition: transform var(--btn-transition-press), box-shadow var(--btn-transition-press) !important;
}

/* Focus حلقات أوضح وأكثر إمكانية وصول */
.btn:focus-visible {
    outline: none !important;
    box-shadow: var(--btn-shadow-focus), var(--shadow-sm) !important;
}
.btn-danger:focus-visible,
.btn-outline-danger:focus-visible {
    box-shadow: var(--btn-shadow-focus-danger), var(--shadow-sm) !important;
}
.btn-success:focus-visible,
.btn-outline-success:focus-visible {
    box-shadow: var(--btn-shadow-focus-success), var(--shadow-sm) !important;
}
.btn-warning:focus-visible,
.btn-outline-warning:focus-visible {
    box-shadow: var(--btn-shadow-focus-warning), var(--shadow-sm) !important;
}

/* --------------------------------------------------------------------------
   2. تأثير الموجة Ripple (تلقائي عند النقر)
   -------------------------------------------------------------------------- */
.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.45);
    transform: translate(-50%, -50%);
    transition: width 0.55s ease, height 0.55s ease, opacity 0.55s ease;
    pointer-events: none;
    opacity: 0;
    z-index: 0;
}
.btn:active::after {
    width: 320px;
    height: 320px;
    opacity: 1;
    transition: width 0s, height 0s, opacity 0s;
}

/* النص والأيقونات فوق الموجة */
.btn > * {
    position: relative;
    z-index: 1;
}

/* موجة ملوّنة للأزرار الفاتحة (outline / secondary) */
.btn-outline-primary::after,
.btn-secondary::after,
.btn-outline-secondary::after {
    background: rgba(99, 102, 241, 0.25);
}
.btn-outline-danger::after { background: rgba(239, 68, 68, 0.30); }
.btn-outline-success::after { background: rgba(16, 185, 129, 0.30); }
.btn-outline-warning::after { background: rgba(245, 158, 11, 0.30); }
.btn-outline-info::after { background: rgba(59, 130, 246, 0.30); }

/* --------------------------------------------------------------------------
   3. لمعة Shimmer على الـ Primary (تظهر عند الـ hover)
   -------------------------------------------------------------------------- */
.btn-primary::before,
.glass-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        110deg,
        transparent 30%,
        rgba(255, 255, 255, 0.22) 50%,
        transparent 70%
    );
    transform: translateX(-100%);
    transition: transform 0.65s ease;
    pointer-events: none;
    z-index: 0;
}
.btn-primary:hover::before,
.glass-btn:hover::before {
    transform: translateX(100%);
}

/* --------------------------------------------------------------------------
   4. حالات التحميل (Loading) — أضف class="is-loading" أو [aria-busy="true"]
   -------------------------------------------------------------------------- */
.btn.is-loading,
.btn[aria-busy="true"] {
    color: transparent !important;
    pointer-events: none;
    position: relative;
}
.btn.is-loading > *,
.btn[aria-busy="true"] > * {
    visibility: hidden;
}
.btn.is-loading::before,
.btn[aria-busy="true"]::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 18px;
    height: 18px;
    margin-top: -9px;
    margin-left: -9px;
    border-radius: 50%;
    border: 2.5px solid rgba(255, 255, 255, 0.35);
    border-top-color: #fff;
    animation: btn-spin 0.7s linear infinite;
    background: transparent;
    transform: none;
    z-index: 2;
    transition: none;
}
/* في أزرار outline/secondary اللون يكون من النصّ */
.btn-outline-primary.is-loading::before,
.btn-secondary.is-loading::before,
.btn-outline-secondary.is-loading::before,
.btn-outline-info.is-loading::before,
.btn-outline-danger.is-loading::before,
.btn-outline-success.is-loading::before,
.btn-outline-warning.is-loading::before {
    border-color: rgba(99, 102, 241, 0.25);
    border-top-color: var(--accent);
}
@keyframes btn-spin {
    to { transform: rotate(360deg); }
}

/* --------------------------------------------------------------------------
   5. نبضة Pulse لأزرار الـ CTA المهمة — class="btn-pulse"
   -------------------------------------------------------------------------- */
.btn-pulse {
    animation: btn-pulse 2.2s ease-in-out infinite;
}
@keyframes btn-pulse {
    0%, 100% { box-shadow: var(--shadow-brand), 0 0 0 0 rgba(99, 102, 241, 0.45); }
    50%      { box-shadow: var(--shadow-brand-lg), 0 0 0 12px rgba(99, 102, 241, 0); }
}
.btn-pulse:hover { animation: none; }

/* --------------------------------------------------------------------------
   6. أزرار Soft (خلفية شفافة ملوّنة) — احترافية ومريحة للعين
   -------------------------------------------------------------------------- */
.btn-soft-primary {
    background: var(--accent-soft);
    color: var(--accent);
    border-color: transparent;
}
.btn-soft-primary:hover {
    background: var(--modeer-indigo-border);
    color: var(--accent-hover);
    box-shadow: var(--shadow-sm);
}
.btn-soft-success {
    background: var(--success-soft);
    color: var(--success);
    border-color: transparent;
}
.btn-soft-success:hover { background: rgba(16, 185, 129, 0.22); color: var(--success); }
.btn-soft-danger {
    background: var(--danger-soft);
    color: var(--danger);
    border-color: transparent;
}
.btn-soft-danger:hover { background: rgba(239, 68, 68, 0.22); color: var(--danger); }
.btn-soft-warning {
    background: var(--warning-soft);
    color: var(--warning);
    border-color: transparent;
}
.btn-soft-warning:hover { background: rgba(245, 158, 11, 0.22); color: var(--warning); }
.btn-soft-info {
    background: var(--info-soft);
    color: var(--info);
    border-color: transparent;
}
.btn-soft-info:hover { background: rgba(59, 130, 246, 0.22); color: var(--info); }

/* --------------------------------------------------------------------------
   7. تحسين أزرار الأيقونات المستديرة .btn-icon
   -------------------------------------------------------------------------- */
.btn-icon {
    border-radius: var(--radius-full) !important;
    position: relative;
    overflow: hidden;
}
.btn-icon:hover > i,
.btn-icon:hover > svg {
    transform: rotate(8deg) scale(1.12);
}
.btn-icon::after {
    background: rgba(99, 102, 241, 0.30);
}

/* --------------------------------------------------------------------------
   8. مجموعات الأزرار .btn-group — حواف متناغمة + فواصل أنعم
   -------------------------------------------------------------------------- */
.btn-group .btn {
    box-shadow: none;
}
.btn-group .btn:hover {
    z-index: 3;
    transform: translateY(-1px);
}
.btn-group .btn:focus-visible { z-index: 4; }

/* --------------------------------------------------------------------------
   9. حالة Disabled أوضح
   -------------------------------------------------------------------------- */
.btn:disabled,
.btn.disabled,
.btn[disabled],
.btn[aria-disabled="true"] {
    opacity: 0.55 !important;
    cursor: not-allowed !important;
    pointer-events: none !important;
    transform: none !important;
    filter: grayscale(0.15);
    box-shadow: none !important;
}

/* --------------------------------------------------------------------------
   10. زر الإغلاق .btn-close — احترافي + قابل للوصول
   -------------------------------------------------------------------------- */
.btn-close {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full) !important;
    transition: all var(--btn-transition) !important;
    opacity: 0.7;
}
.btn-close:hover {
    transform: rotate(90deg) scale(1.1);
    opacity: 1;
    background-color: var(--danger-soft) !important;
}
.btn-close:focus-visible {
    outline: none !important;
    box-shadow: var(--btn-shadow-focus-danger) !important;
}

/* --------------------------------------------------------------------------
   11. أزرار التنقل في الشريط الجانبي .sidebar-link — micro-interaction
   -------------------------------------------------------------------------- */
.sidebar-link {
    position: relative;
    transition:
        background-color var(--transition-fast),
        color var(--transition-fast),
        transform var(--btn-transition),
        padding var(--transition-fast) !important;
}
.sidebar-link:hover {
    transform: translateX(-3px);
}
[dir="ltr"] .sidebar-link:hover { transform: translateX(3px); }
.sidebar-link:hover > i {
    transform: scale(1.15);
    transition: transform var(--btn-transition);
}
.sidebar-link.active::before,
.sidebar-link[aria-current="page"]::before {
    content: '';
    position: absolute;
    inset-inline-end: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
    box-shadow: 0 0 8px rgba(99, 102, 241, 0.6);
}

/* --------------------------------------------------------------------------
   12. زر تبديل الثيم وأزرار الـ Topbar
   -------------------------------------------------------------------------- */
.theme-toggle,
.topbar-icon-btn,
.sidebar-toggle,
.mobile-menu-toggle {
    transition: all var(--btn-transition) !important;
    position: relative;
    overflow: hidden;
}
.theme-toggle:hover,
.topbar-icon-btn:hover,
.sidebar-toggle:hover,
.mobile-menu-toggle:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-md);
}
.theme-toggle:active,
.topbar-icon-btn:active,
.sidebar-toggle:active,
.mobile-menu-toggle:active {
    transform: scale(0.95);
}
.theme-toggle:focus-visible,
.topbar-icon-btn:focus-visible,
.sidebar-toggle:focus-visible,
.mobile-menu-toggle:focus-visible {
    outline: none;
    box-shadow: var(--btn-shadow-focus);
}

/* --------------------------------------------------------------------------
   13. أزرار Glass — تحسينات إضافية
   -------------------------------------------------------------------------- */
.glass-btn {
    position: relative;
    isolation: isolate;
}
.glass-btn:hover {
    transform: translateY(-3px) scale(1.02);
}
.glass-btn:active {
    transform: translateY(0) scale(0.98);
}
.glass-btn:focus-visible {
    outline: none !important;
    box-shadow:
        var(--btn-shadow-focus),
        0 4px 15px rgba(99, 102, 241, 0.35) !important;
}

/* --------------------------------------------------------------------------
   14. زر "تم نسخه" (نجاح مؤقت) — class="btn-copied"
   -------------------------------------------------------------------------- */
.btn-copied {
    animation: btn-copy-bounce 0.5s ease;
}
@keyframes btn-copy-bounce {
    0%   { transform: scale(1); }
    40%  { transform: scale(1.12); }
    70%  { transform: scale(0.96); }
    100% { transform: scale(1); }
}

/* --------------------------------------------------------------------------
   15. تأثير الـ FAB (زر عائم) إن وُجد
   -------------------------------------------------------------------------- */
.btn-fab {
    position: fixed;
    inset-inline-end: 24px;
    bottom: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--accent-gradient);
    color: #fff;
    border: none;
    box-shadow: var(--shadow-brand-lg);
    z-index: 950;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    cursor: pointer;
    transition: all var(--btn-transition);
}
.btn-fab:hover {
    transform: translateY(-3px) scale(1.06) rotate(8deg);
    box-shadow: 0 14px 30px rgba(99, 102, 241, 0.40);
}
.btn-fab:active { transform: scale(0.94); }

/* --------------------------------------------------------------------------
   16. تحسين أزرار الجداول (إجراءات الصف)
   -------------------------------------------------------------------------- */
table .btn,
.table .btn,
td .btn-sm,
td .btn-icon {
    box-shadow: none;
}
table .btn:hover,
.table .btn:hover {
    transform: translateY(-1px) scale(1.04);
    z-index: 2;
}

/* --------------------------------------------------------------------------
   17. تحسين Tooltip (إن استُخدم data-tooltip)
   -------------------------------------------------------------------------- */
.btn[data-tooltip] {
    position: relative;
}
.btn[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    background: var(--text-primary);
    color: var(--bg-surface);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    z-index: 999;
    box-shadow: var(--shadow-md);
}
.btn[data-tooltip]:hover::before {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* --------------------------------------------------------------------------
   18. احترام تفضيلات الحركة (Accessibility)
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .btn,
    .glass-btn,
    .sidebar-link,
    .theme-toggle,
    .topbar-icon-btn,
    .btn-fab,
    .btn-close {
        transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease !important;
        animation: none !important;
    }
    .btn:hover,
    .glass-btn:hover,
    .btn-fab:hover {
        transform: none !important;
    }
    .btn::after,
    .btn::before,
    .glass-btn::before {
        display: none !important;
    }
    .btn-pulse { animation: none !important; }
}

/* --------------------------------------------------------------------------
   19. تحسين تفاعل اللمس على الجوال (لا hover لكنّ active أوضح)
   -------------------------------------------------------------------------- */
@media (hover: none) and (pointer: coarse) {
    .btn:hover {
        transform: none;
        box-shadow: var(--shadow-sm);
    }
    .btn:active {
        transform: scale(0.96);
        filter: brightness(0.95);
    }
    /* تكبير منطقة اللمس للأزرار الصغيرة (44x44 ميل Apple HIG) */
    .btn-sm,
    .btn-icon {
        min-height: 40px;
        min-width: 40px;
    }
    .btn { min-height: 44px; }
}

/* --------------------------------------------------------------------------
   20. أزرار رابط (text only) — class="btn-link" تنسيق احترافي
   -------------------------------------------------------------------------- */
.btn-link {
    background: transparent !important;
    border: none !important;
    color: var(--accent) !important;
    box-shadow: none !important;
    padding: 6px 10px !important;
    position: relative;
}
.btn-link::after { display: none; }
.btn-link:hover {
    background: var(--accent-soft) !important;
    color: var(--accent-hover) !important;
    transform: translateY(-1px);
    text-decoration: none;
}
.btn-link:focus-visible {
    box-shadow: var(--btn-shadow-focus) !important;
}

/* --------------------------------------------------------------------------
   21. ضمان تباين نص الأزرار الأساسية في كل الظروف
   -------------------------------------------------------------------------- */
.btn-primary,
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active,
.active-nav-btn {
    color: #FFFFFF !important;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.08);
}

/* --------------------------------------------------------------------------
   22. إصلاح أزرار Bootstrap الافتراضية المتعارضة
   -------------------------------------------------------------------------- */
.btn-check:focus + .btn,
.btn:focus {
    box-shadow: var(--btn-shadow-focus), var(--shadow-sm) !important;
}

/* End of buttons-pro.css */