/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

.delay-100 {
    animation-delay: 0.1s;
}

.delay-200 {
    animation-delay: 0.2s;
}

.delay-300 {
    animation-delay: 0.3s;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-body);
}

::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 10px;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

/* Additional Utilities */
.hover-primary:hover {
    color: var(--primary-color) !important;
    transition: color 0.2s ease;
}

.transition-all {
    transition: all 0.3s ease;
}

.z-1 {
    z-index: 1;
}

.z-2 {
    z-index: 2;
}

.z-3 {
    z-index: 3;
}

/* Min Height Utilities */
.min-vh-75 {
    min-height: 75vh;
}

.min-vh-50 {
    min-height: 50vh;
}

/* Text Utilities */
.text-gradient {
    background: linear-gradient(
        135deg,
        var(--primary-color),
        var(--secondary-color)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Loading Spinner */
.spinner {
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-left-color: var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

#toggle-theme {
    width: 50px;
    /* حجم الزر */
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    /* دائري تماماً */
    border: none;
    cursor: pointer;
    background-color: var(--bg-surface);
    color: var(--primary-color);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    font-size: 1.3rem;
}

#toggle-theme:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Theme toggle icon - منع أي دوران */
#toggle-theme i {
    transform: none !important;
    /* يمنع أي لف */
    transition: color 0.4s ease;
    /* فقط تغيير اللون */
}

/* Smooth transition لجميع العناصر عند تبديل الثيم */
body,
.glass-card,
.navbar,
footer {
    transition:
        background 0.5s ease,
        color 0.5s ease,
        box-shadow 0.5s ease;
}

[data-theme="dark"] .text-muted {
    color: #cbd5e1 !important;
}

[data-theme="dark"] .feature-card h3,
[data-theme="dark"] .feature-card h4,
[data-theme="dark"] .feature-card p {
    color: #f1f5f9;
}

[data-theme="dark"] .hero-section h1,
[data-theme="dark"] .hero-section p {
    color: #f8f9fa;
}

[data-theme="dark"] .badge {
    color: #f8f9fa !important;
}

[data-theme="dark"] .btn-outline-primary {
    color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}

[data-theme="dark"] .btn-outline-primary:hover {
    color: #fff !important;
    background-color: var(--primary-color) !important;
}

.main-navbar {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-radius: 20px;
    padding: 10px 18px;
    transition: all 0.3s ease-in-out;
}

.main-navbar .nav-link {
    color: #1e293b !important;
    font-weight: 500;
}

.main-navbar .nav-link:hover {
    color: var(--primary-color) !important;
}

.main-navbar .navbar-brand span {
    color: var(--primary-color);
}

/* Navbar Toggler Light */
.main-navbar .navbar-toggler {
    filter: invert(0);
}

[data-theme="dark"] .main-navbar {
    background: rgba(15, 23, 42, 0.75);
    /* أزرق داكن راقي */
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    color: #f1f5f9;
}

[data-theme="dark"] .main-navbar .nav-link {
    color: #f8fafc !important;
}

[data-theme="dark"] .main-navbar .nav-link:hover {
    color: var(--primary-color) !important;
}

[data-theme="dark"] .main-navbar .navbar-brand span {
    color: var(--primary-color);
}

/* Navbar Toggler Dark */
[data-theme="dark"] .main-navbar .navbar-toggler {
    filter: invert(1);
}