/* ==========================================================================
   FOUZ DIGITAL - 2026 Premium Design System & Stylesheet
   Theme: White & Blue Modern SaaS Corporate Aesthetic
   ========================================================================== */

:root {
    --primary: #0B5ED7;           /* Dark Sky Blue for FOUZ */
    --primary-dark: #0284C7;      /* Sky Blue Accent */
    --primary-hover: #2563EB;
    --secondary: #1E88E5;
    --accent: #2196F3;
    --bg-main: #FFFFFF;
    --bg-section: #F8FAFC;
    --bg-card: #FFFFFF;
    --text-main: #1F2937;
    --text-muted: #64748B;
    --heading: #0F172A;           /* Dark Black for DIGITAL */
    --brand-black: #0F172A;       /* Dark Black */
    --border: #E5E7EB;
    --border-focus: #93C5FD;
    --glass-bg: rgba(255, 255, 255, 0.95);
    --glass-card-bg: rgba(15, 23, 42, 0.78);
    --glass-border: rgba(255, 255, 255, 0.25);
    --shadow-sm: 0 2px 8px rgba(11, 94, 215, 0.04);
    --shadow-md: 0 8px 24px rgba(11, 94, 215, 0.08);
    --shadow-lg: 0 16px 40px rgba(11, 94, 215, 0.12);
    --shadow-glow: 0 0 30px rgba(11, 94, 215, 0.25);
    --gradient-primary: linear-gradient(135deg, #0B5ED7 0%, #1E88E5 100%);
    --gradient-accent: linear-gradient(135deg, #1E88E5 0%, #2196F3 100%);
    /* Lighter, clearer overlay so background images shine through clearly */
    --gradient-hero-overlay: linear-gradient(135deg, rgba(15, 23, 42, 0.45) 0%, rgba(30, 41, 59, 0.25) 100%);
    --transition-fast: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
}

/* --------------------------------------------------------------------------
   Global Resets & Typography
   -------------------------------------------------------------------------- */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--heading);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--primary-hover);
}

/* Brand Text Classes: FOUZ = Dark Sky Blue, DIGITAL = Dark Black */
.text-fouz, .brand-fouz {
    color: #0B5ED7 !important;
    font-weight: 800;
}

.text-digital, .brand-digital {
    color: #0F172A !important;
    font-weight: 800;
}

.text-digital-light {
    color: #FFFFFF !important;
    font-weight: 800;
}

.text-accent {
    color: var(--accent) !important;
}

.bg-section {
    background-color: var(--bg-section);
}

.bg-gradient-primary {
    background: var(--gradient-primary) !important;
}

.font-weight-500 { font-weight: 500; }
.font-weight-600 { font-weight: 600; }
.font-weight-700 { font-weight: 700; }
.font-weight-800 { font-weight: 800; }

.fs-xs { font-size: 0.75rem; }

.bg-light-blue {
    background-color: #EFF6FF;
}

.text-gray-400 { color: #94A3B8; }
.bg-dark-secondary { background-color: #1E293B; }

/* Brand Logo Image */
.brand-logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-fast);
}

/* --------------------------------------------------------------------------
   Buttons & CTAs
   -------------------------------------------------------------------------- */
.btn-gradient-primary {
    background: var(--gradient-primary);
    color: #FFFFFF !important;
    border: none;
    box-shadow: 0 4px 14px rgba(11, 94, 215, 0.35);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-gradient-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(11, 94, 215, 0.5);
    color: #FFFFFF !important;
}

.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: #FFFFFF;
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-glass-light {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #FFFFFF !important;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.btn-glass-light:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: #FFFFFF;
    color: #FFFFFF !important;
    transform: translateY(-2px);
}

.btn-icon {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.top-bar {
    background-color: #0F172A;
    color: #94A3B8;
    font-size: 0.85rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-socials a {
    color: #94A3B8;
    margin-left: 12px;
    transition: var(--transition-fast);
}

.top-socials a:hover {
    color: #FFFFFF;
}

.btn-top-whatsapp {
    background-color: #25D366;
    color: #FFFFFF !important;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 50px;
    font-size: 0.82rem;
    transition: var(--transition-fast);
    box-shadow: 0 2px 8px rgba(37, 211, 102, 0.3);
}

.btn-top-whatsapp:hover {
    background-color: #1EBE5B;
    transform: scale(1.04);
}

.site-header {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition-smooth);
    z-index: 1040;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.brand-name {
    font-size: 1.4rem;
    letter-spacing: -0.5px;
}

/* Mobile Navbar Toggler Button & Icon */
.navbar-toggler {
    padding: 8px 12px !important;
    border: 2px solid var(--primary) !important;
    border-radius: var(--radius-sm) !important;
    background: rgba(11, 94, 215, 0.08) !important;
    outline: none !important;
    box-shadow: none !important;
    cursor: pointer !important;
    z-index: 1050 !important;
}

.navbar-toggler-icon {
    display: inline-block;
    width: 24px;
    height: 24px;
    vertical-align: middle;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2811, 94, 215, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

.nav-link {
    font-weight: 500;
    color: var(--heading) !important;
    padding: 0.6rem 1rem !important;
    transition: var(--transition-fast);
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 1rem;
    right: 1rem;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 3px;
}

/* Mega Menu Desktop */
@media (min-width: 992px) {
    .mega-dropdown .dropdown-menu {
        min-width: 900px;
        left: 50% !important;
        transform: translateX(-50%) translateY(10px) !important;
        opacity: 0;
        visibility: hidden;
        display: block;
        transition: var(--transition-smooth);
    }

    .mega-dropdown:hover .dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(0) !important;
    }
}

.mega-menu-list li {
    margin-bottom: 10px;
}

.mega-menu-list a {
    color: var(--text-main);
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.mega-menu-list a:hover {
    background-color: var(--bg-section);
    color: var(--primary);
    transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   Full-Screen Hero Slider & Clear Image Rendering (HIGH VISIBILITY)
   -------------------------------------------------------------------------- */
.hero-fullscreen-section {
    position: relative;
    width: 100%;
    height: calc(100vh - 110px);
    min-height: 550px;
    max-height: 820px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-color: #0F172A;
}

.hero-swiper-container {
    width: 100%;
    height: 100%;
    position: relative;
}

.hero-fullscreen-slide {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-slide-bg-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: brightness(0.92) contrast(1.08);
    z-index: 0;
    transition: transform 10s ease-out;
}

.swiper-slide-active .hero-slide-bg-img {
    transform: scale(1.05);
}

.hero-slide-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero-overlay);
    z-index: 1;
}

.hero-fullscreen-slide .container {
    position: relative;
    z-index: 2;
    padding-top: 30px;
    padding-bottom: 30px;
}

/* Glassmorphism Hero Card */
.hero-glass-card {
    background: rgba(15, 23, 42, 0.72);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 44px 38px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    max-width: 750px;
}

.hero-badge-glass {
    display: inline-flex;
    align-items: center;
    background: rgba(33, 150, 243, 0.2);
    border: 1px solid rgba(33, 150, 243, 0.4);
    color: #60A5FA;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 6px 18px;
    border-radius: 50px;
    margin-bottom: 20px;
}

.hero-fullscreen-title {
    font-size: 3.2rem;
    font-weight: 800;
    color: #FFFFFF;
    margin-bottom: 16px;
    line-height: 1.15;
    letter-spacing: -1px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-fullscreen-subtitle {
    font-size: 1.2rem;
    color: #F1F5F9;
    margin-bottom: 28px;
    line-height: 1.6;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* Fixed Navigation Arrow Controls */
.hero-swiper-nav-btn {
    position: absolute !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    width: 54px;
    height: 54px;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    color: #FFFFFF !important;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    z-index: 30 !important;
}

.hero-swiper-nav-btn.hero-swiper-prev {
    left: 30px !important;
}

.hero-swiper-nav-btn.hero-swiper-next {
    right: 30px !important;
}

.hero-swiper-nav-btn:hover {
    background: var(--primary) !important;
    border-color: var(--primary) !important;
    transform: translateY(-50%) scale(1.1) !important;
    box-shadow: 0 0 25px rgba(11, 94, 215, 0.6) !important;
}

.hero-swiper-pagination {
    position: absolute !important;
    bottom: 24px !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    text-align: center !important;
    z-index: 30 !important;
}

.hero-swiper-pagination .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: #FFFFFF;
    opacity: 0.5;
    margin: 0 6px !important;
    transition: var(--transition-fast);
}

.hero-swiper-pagination .swiper-pagination-bullet-active {
    width: 32px;
    border-radius: 6px;
    background: var(--primary);
    opacity: 1;
}

/* --------------------------------------------------------------------------
   Cards & Section Aesthetics
   -------------------------------------------------------------------------- */
.section-header {
    margin-bottom: 50px;
}

.section-tag {
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--primary);
    margin-bottom: 8px;
    display: block;
}

.section-title {
    font-size: 2.3rem;
    font-weight: 800;
    color: var(--heading);
    margin-bottom: 16px;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 680px;
    margin: 0 auto;
}

/* Service Card with AI WebP Image Banner & Glass Icon */
.service-card-premium {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.service-card-premium:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.service-card-img-wrap {
    position: relative;
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: #0F172A;
}

.service-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card-premium:hover .service-card-img {
    transform: scale(1.08);
}

.service-card-icon-overlay {
    position: absolute;
    bottom: -20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    background: var(--gradient-primary);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: 0 6px 16px rgba(11, 94, 215, 0.4);
    z-index: 2;
}

.service-card-body {
    padding: 28px 24px 24px 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

/* Generic Premium Feature Cards */
.card-premium {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 32px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
    height: 100%;
}

.card-premium:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-focus);
}

.icon-box-primary {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-sm);
    background: var(--bg-section);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
    transition: var(--transition-fast);
}

.card-premium:hover .icon-box-primary {
    background: var(--gradient-primary);
    color: #FFFFFF;
    transform: scale(1.1);
}

/* --------------------------------------------------------------------------
   Featured Projects Showcase (2 Flagship Projects)
   -------------------------------------------------------------------------- */
.project-featured-card {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.project-featured-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow), var(--shadow-lg);
    border-color: var(--primary);
}

.project-featured-img-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}

.project-featured-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-featured-card:hover .project-featured-img-wrap img {
    transform: scale(1.06);
}

.project-featured-body {
    padding: 36px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.tech-badge {
    background: var(--bg-section);
    border: 1px solid var(--border);
    color: var(--text-main);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 50px;
    display: inline-block;
    margin-right: 6px;
    margin-bottom: 8px;
}

/* Device Preview Frame in Modal */
.device-preview-frame {
    background: #0F172A;
    border-radius: var(--radius-md);
    padding: 16px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.device-preview-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    padding: 0 4px;
}

.device-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.device-dot.red { background-color: #EF4444; }
.device-dot.yellow { background-color: #F59E0B; }
.device-dot.green { background-color: #10B981; }

.device-preview-img-wrap {
    overflow-y: auto;
    max-height: 60vh;
    border-radius: 8px;
}

.device-preview-img-wrap img {
    width: 100%;
    height: auto;
    display: block;
}

/* --------------------------------------------------------------------------
   Floating WhatsApp Button & Session Popup Engine
   -------------------------------------------------------------------------- */
.floating-whatsapp-btn {
    position: fixed;
    bottom: 90px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    color: #FFFFFF !important;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
    z-index: 1050;
    transition: var(--transition-smooth);
    animation: waBounce 1.5s ease-out 1, waPulse 3s infinite 2s;
    text-decoration: none;
}

.floating-whatsapp-btn:hover {
    transform: scale(1.12);
    box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
    color: #FFFFFF !important;
}

/* Tooltip on Hover */
.floating-whatsapp-tooltip {
    position: absolute;
    right: 75px;
    background: #0F172A;
    color: #FFFFFF;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 8px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    pointer-events: none;
    box-shadow: 0 4px 14px rgba(0,0,0,0.25);
}

.floating-whatsapp-btn:hover .floating-whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

/* WhatsApp Animated Session Popup */
.whatsapp-popup-card {
    position: fixed;
    bottom: 165px;
    right: 30px;
    width: 320px;
    background: #FFFFFF;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
    z-index: 1050;
    display: none;
    animation: slideUpFade 0.5s ease-out forwards;
    overflow: hidden;
}

.whatsapp-popup-header {
    background: #075E54;
    color: #FFFFFF;
    padding: 14px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.whatsapp-popup-body {
    padding: 18px;
    font-size: 0.9rem;
    color: #1F2937;
}

.whatsapp-popup-close {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: #FFFFFF !important;
    font-size: 1.4rem;
    line-height: 1;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer !important;
    opacity: 0.9;
    transition: var(--transition-fast);
    z-index: 1060;
    pointer-events: auto !important;
    position: relative;
}

.whatsapp-popup-close:hover,
.whatsapp-popup-close:active {
    opacity: 1;
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

@keyframes waPulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
    70% { box-shadow: 0 0 0 16px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

@keyframes waBounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-12px); }
    60% { transform: translateY(-6px); }
}

@keyframes slideUpFade {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --------------------------------------------------------------------------
   Footer Glassmorphism Social Icons (FB, IG, YT Only)
   -------------------------------------------------------------------------- */
.social-icon-glass {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #FFFFFF !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
}

.social-icon-glass:hover {
    transform: translateY(-4px) scale(1.08);
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(11, 94, 215, 0.6);
    color: #FFFFFF !important;
}

/* --------------------------------------------------------------------------
   Stats / Counter Box
   -------------------------------------------------------------------------- */
.stat-box {
    text-align: center;
    padding: 24px;
    background: #FFFFFF;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.stat-number {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
}

/* --------------------------------------------------------------------------
   Process Steps Roadmap
   -------------------------------------------------------------------------- */
.process-step {
    position: relative;
    padding: 28px;
    background: #FFFFFF;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.process-step:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.process-num {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
    background: var(--bg-section);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

/* --------------------------------------------------------------------------
   FAQ Accordion
   -------------------------------------------------------------------------- */
.accordion-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-md) !important;
    margin-bottom: 16px;
    overflow: hidden;
}

.accordion-button {
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--heading);
    background: #FFFFFF;
    padding: 20px 24px;
}

.accordion-button:not(.collapsed) {
    color: var(--primary);
    background: var(--bg-section);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
}

/* --------------------------------------------------------------------------
   Back to Top & Accessibility
   -------------------------------------------------------------------------- */
#backToTop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

#backToTop.show {
    opacity: 1;
    visibility: visible;
}

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   100% Mobile Responsive Breakpoints (320px, 360px, 375px, 390px, 414px, 425px, 768px, 992px, 1024px)
   -------------------------------------------------------------------------- */

html, body {
    width: 100%;
    overflow-x: hidden !important;
}

@media (max-width: 991.98px) {
    .hero-fullscreen-section {
        height: auto;
        min-height: 500px;
    }

    .hero-fullscreen-title {
        font-size: 2.2rem;
    }

    .hero-fullscreen-subtitle {
        font-size: 1.05rem;
        margin-bottom: 24px;
    }

    .hero-glass-card {
        padding: 32px 24px;
    }

    .hero-swiper-nav-btn {
        width: 44px;
        height: 44px;
        font-size: 1rem;
    }

    .site-header {
        padding: 8px 0;
    }

    .brand-logo-img {
        height: 32px;
    }

    .navbar-collapse {
        background: #FFFFFF;
        border-radius: var(--radius-md);
        padding: 20px;
        margin-top: 12px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
        border: 1px solid var(--border);
        max-height: 80vh;
        overflow-y: auto;
    }

    .nav-link {
        padding: 10px 12px !important;
        border-bottom: 1px solid #F1F5F9;
    }

    .nav-link.active::after {
        display: none;
    }

    .mega-dropdown .dropdown-menu {
        position: static !important;
        transform: none !important;
        opacity: 1 !important;
        visibility: visible !important;
        box-shadow: none !important;
        border: none !important;
        padding: 10px 0 !important;
        background: #F8FAFC !important;
        border-radius: var(--radius-sm) !important;
        margin-top: 8px;
    }

    .nav-actions {
        margin-top: 15px;
        flex-wrap: wrap;
        justify-content: flex-start;
        width: 100%;
        gap: 10px !important;
    }

    .project-featured-body {
        padding: 24px;
    }
}

@media (max-width: 575.98px) {
    .container {
        padding-left: 16px;
        padding-right: 16px;
    }

    .top-bar {
        font-size: 0.78rem;
        padding: 6px 0;
    }

    .top-bar .d-flex {
        flex-wrap: wrap;
        gap: 6px;
    }

    .hero-fullscreen-section {
        min-height: 440px;
        max-height: none;
        padding: 20px 0;
    }

    .hero-glass-card {
        padding: 20px 16px;
        border-radius: var(--radius-md);
    }

    .hero-fullscreen-title {
        font-size: 1.6rem;
        letter-spacing: -0.5px;
        margin-bottom: 12px;
    }

    .hero-fullscreen-subtitle {
        font-size: 0.88rem;
        margin-bottom: 18px;
    }

    .hero-badge-glass {
        font-size: 0.72rem;
        padding: 4px 12px;
        margin-bottom: 12px;
    }

    .hero-swiper-nav-btn.hero-swiper-prev {
        left: 6px !important;
        width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }

    .hero-swiper-nav-btn.hero-swiper-next {
        right: 6px !important;
        width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .brand-name {
        font-size: 1.15rem;
    }

    .hero-btn-group .btn {
        width: 100%;
    }

    .floating-whatsapp-btn {
        bottom: 25px;
        right: 20px;
        width: 52px;
        height: 52px;
        font-size: 26px;
    }

    #backToTop {
        bottom: 25px;
        left: 20px;
        right: auto;
        width: 44px;
        height: 44px;
    }

    .service-card-img-wrap {
        height: 160px;
    }

    .project-featured-body {
        padding: 20px 16px;
    }
}

@media (max-width: 375px) {
    .container {
        padding-left: 12px;
        padding-right: 12px;
    }

    .hero-fullscreen-title {
        font-size: 1.4rem;
    }

    .hero-fullscreen-subtitle {
        font-size: 0.82rem;
    }

    .section-title {
        font-size: 1.4rem;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .brand-name {
        font-size: 1.05rem;
    }

    .brand-logo-img {
        height: 28px;
    }
}