:root {
    --ui-primary: #2563eb;
    --ui-primary-dark: #1d4ed8;
    --ui-secondary: #0f172a;
    --ui-text: #0f172a;
    --ui-muted: #64748b;
    --ui-bg: #f8fafc;
    --ui-surface: #ffffff;
    --ui-border: rgba(15, 23, 42, 0.08);
    --ui-shadow: 0 10px 30px rgba(2, 6, 23, 0.08);
    --ui-shadow-lg: 0 20px 60px rgba(2, 6, 23, 0.12);
    --ui-radius: 18px;
    --ui-radius-sm: 12px;
    --ui-transition: all .3s ease;
}

html {
    scroll-behavior: smooth;
}

body.professional-web-ui {
    background: var(--ui-bg);
    color: var(--ui-text);
    font-feature-settings: "ss01" on, "cv01" on;
}

.skip-link {
    position: absolute;
    top: -50px;
    left: 16px;
    z-index: 9999;
    background: #111827;
    color: #fff;
    padding: 10px 16px;
    border-radius: 10px;
    text-decoration: none;
    transition: var(--ui-transition);
}

.skip-link:focus {
    top: 16px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    background: rgba(255, 255, 255, 0.72);
    border-bottom: 1px solid transparent;
    transition: var(--ui-transition);
}

.site-header.is-scrolled {
    border-bottom-color: var(--ui-border);
    box-shadow: var(--ui-shadow);
}

.navbar {
    min-height: 84px;
}

.header-logo img {
    max-height: 46px;
    width: auto;
}

.navbar-nav .nav-link {
    color: var(--ui-secondary);
    font-weight: 600;
    font-size: 15px;
    padding: 10px 14px !important;
    border-radius: 999px;
    transition: var(--ui-transition);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--ui-primary);
    background: rgba(37, 99, 235, 0.08);
}

.menu-dropdown {
    position: relative;
}

.menu-dropdown .dropdown-content {
    position: absolute;
    top: 120%;
    left: 0;
    min-width: 240px;
    background: #fff;
    border: 1px solid var(--ui-border);
    border-radius: 16px;
    box-shadow: var(--ui-shadow-lg);
    padding: 12px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--ui-transition);
    list-style: none;
}

.menu-dropdown:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.menu-dropdown .dropdown-item {
    display: block;
    padding: 12px 14px;
    border-radius: 12px;
    color: var(--ui-secondary);
    font-weight: 500;
}

.menu-dropdown .dropdown-item:hover {
    background: #f1f5f9;
    color: var(--ui-primary);
}

.get-app-btn,
.subscribe-plan,
.custom-btn,
.get-in-touch-btn,
button.btn,
a.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 48px;
    padding: 12px 22px;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
    transition: var(--ui-transition);
    box-shadow: none;
}

.get-app-btn,
.subscribe-plan,
.custom-primary-btn,
button.btn-primary,
a.btn-primary {
    background: linear-gradient(135deg, var(--ui-primary), var(--ui-primary-dark));
    color: #fff !important;
    border: 0;
}

.get-app-btn:hover,
.subscribe-plan:hover,
.custom-primary-btn:hover,
button.btn-primary:hover,
a.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(37, 99, 235, 0.24);
}

.section-title h2 {
    font-size: clamp(2rem, 4vw, 3.25rem);
    line-height: 1.15;
    font-weight: 800;
    color: var(--ui-secondary);
    letter-spacing: -0.03em;
}

.section-description,
.section-title p {
    color: var(--ui-muted);
    font-size: 1.02rem;
    line-height: 1.8;
}

.highlight-title {
    background: linear-gradient(135deg, var(--ui-primary), #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.card,
.blog-card,
.pricing-card,
.blog-shadow,
.custom-accordion-item,
.faq-get-in-content,
.video-wrapper,
.offcanvas,
.modal-content {
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius);
    box-shadow: var(--ui-shadow);
    background: var(--ui-surface);
}

.pricing-card {
    padding-bottom: 8px;
    transition: var(--ui-transition);
}

.pricing-card:hover,
.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--ui-shadow-lg);
}

.price-span {
    font-size: 14px;
    color: var(--ui-muted);
    font-weight: 600;
}

.pricing-feature-list li {
    color: #334155;
    font-size: 15px;
    line-height: 1.6;
}

.blog-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    height: 100%;
}

.blog-sm-container {
    overflow: hidden;
    border-top-left-radius: var(--ui-radius);
    border-top-right-radius: var(--ui-radius);
}

.blog-sm-img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: transform .5s ease;
}

.blog-card:hover .blog-sm-img {
    transform: scale(1.05);
}

.blog-card-title {
    font-size: 1.1rem;
    line-height: 1.5;
    color: var(--ui-secondary);
    font-weight: 700;
}

.custom-accordion-item {
    overflow: hidden;
    margin-bottom: 16px;
}

.custom-accordion-header {
    cursor: pointer;
    font-weight: 700;
    padding: 20px 22px;
    position: relative;
    color: var(--ui-secondary);
}

.custom-accordion-content {
    max-height: 0;
    overflow: hidden;
    padding: 0 22px;
    color: var(--ui-muted);
    transition: max-height .35s ease, padding .35s ease;
}

.custom-accordion-item.active .custom-accordion-content {
    max-height: 300px;
    padding: 0 22px 22px;
}

.custom-accordion-icon::before {
    content: "+";
    font-size: 22px;
    font-weight: 700;
}

.custom-accordion-item.active .custom-accordion-icon::before {
    content: "−";
}

.form-control,
.form-select,
input,
textarea,
select {
    border-radius: 14px !important;
    border: 1px solid rgba(15, 23, 42, 0.12) !important;
    min-height: 50px;
    box-shadow: none !important;
}

.form-control:focus,
.form-select:focus,
input:focus,
textarea:focus,
select:focus,
button:focus,
a:focus {
    outline: none;
    border-color: rgba(37, 99, 235, 0.45) !important;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12) !important;
}

.table {
    border-radius: 14px;
    overflow: hidden;
    background: #fff;
}

.table thead th {
    background: #f8fafc;
    color: #0f172a;
    font-weight: 700;
    border-bottom: 1px solid var(--ui-border);
}

.offcanvas {
    border-top-right-radius: 22px;
    border-bottom-right-radius: 22px;
}

.accordion-button.without-sub-menu,
.offcanvas-body a {
    text-decoration: none;
    color: var(--ui-secondary);
    font-weight: 600;
}

.accordion-button.without-sub-menu.active,
.offcanvas-body a.active {
    color: var(--ui-primary);
}

.py-80 {
    padding-top: 80px;
    padding-bottom: 80px;
}

.rounded-16 {
    border-radius: 16px !important;
}

.max-w-600 {
    max-width: 600px;
}

@media (max-width: 991.98px) {
    .navbar {
        min-height: 72px;
    }

    .section-title h2 {
        font-size: 2rem;
    }

    .blog-sm-img {
        height: 220px;
    }
}