:root {
    --primary-color: #0e8daf;
    --messenger-color: #0e8daf;
    --whatsapp-color: #25d366;
    --dark-bg: #093656;
    --nav-bg: #050a18;
}
body {
    font-family: 'Hind Siliguri', 'Inter', sans-serif;
    scroll-behavior: smooth;
    color: #333;
}
/* Promo Banner */
.promo-banner {
    background: var(--primary-color);
    color: white;
    text-align: center;
    padding: 10px 0;
    font-weight: 600;
    font-size: 14px;
}
/* Navbar */
.navbar-custom { background-color: var(--nav-bg); }
.navbar-brand img { max-height: 40px; width: auto; }
.navbar-nav .nav-link {
    font-weight: 600;
    opacity: 0.9;
    transition: 0.3s;
    position: relative;
}
.navbar-nav .nav-link:hover {
    opacity: 1;
    color: var(--primary-color) !important;
}
.navbar-nav .nav-link::after {
    content: "";
    width: 0%;
    height: 2px;
    background: var(--primary-color);
    position: absolute;
    bottom: 2px;
    left: 0;
    transition: 0.3s ease;
}
.navbar-nav .nav-link:hover::after { width: 100%; }
.navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
    font-weight: 700;
}
.navbar-nav .nav-link.active::after { width: 100%; }
.navbar.scrolled {
    background-color: rgba(5, 10, 24, 0.85) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3) !important;
    transition: 0.3s ease;
}
/* Hero */
.hero {
    background: linear-gradient(rgba(11, 19, 43, 0.9), rgba(6, 60, 75, 0.85)),
        url('../image/hero-bg.avif');
    background-size: cover;
    background-position: center;
    padding: 140px 0;
    color: white;
    text-align: center;
}
.hero-trust {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 35px;
    flex-wrap: wrap;
}
.trust-box {
    background: rgba(255,255,255,0.08);
    padding: 12px 18px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.15);
    min-width: 140px;
}
.trust-box h5 { margin: 0; font-weight: 800; font-size: 1.4rem; }
.trust-box p { margin: 0; opacity: 0.8; font-size: 0.9rem; }
.hero-highlights {
    display: flex;
    justify-content: center;
    gap: 18px;
    flex-wrap: wrap;
    margin-top: 25px;
    font-weight: 600;
    opacity: 0.95;
}
.hero-highlights span i { color: #ffffff; margin-right: 6px; }
/* Buttons */
.btn-messenger {
    background-color: var(--messenger-color);
    color: white !important;
    border: none;
    padding: 12px 25px;
    font-weight: 700;
    border-radius: 8px;
    transition: 0.3s ease;
}
.btn-messenger:hover {
    background-color: #0a7a99;
    color: #ffffff !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(14, 141, 175, 0.3);
}
.btn-contact { transition: 0.3s ease; }
.btn-contact:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
    opacity: 0.9;
}
.btn-primary { background-color: var(--primary-color) !important; border-color: var(--primary-color) !important; }
.btn-primary:hover { background-color: #0a7a99 !important; border-color: #0a7a99 !important; }
.btn-outline-primary { color: var(--primary-color) !important; border-color: var(--primary-color) !important; }
.btn-outline-primary:hover { background-color: var(--primary-color) !important; color: white !important; }
.text-primary { color: var(--primary-color) !important; }
/* Section */
section { padding: 80px 0; }
.section-title {
    text-align: center;
    margin-bottom: 60px;
    font-weight: 800;
    position: relative;
}
.section-title::after {
    content: '';
    width: 0;
    height: 4px;
    background: var(--primary-color);
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    transition: width 0.6s ease;
}
.section-title.animated::after { width: 55px; }
/* Feature Box */
.feature-box { transition: 0.3s ease; cursor: default; }
.feature-box:hover {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(14, 141, 175, 0.2);
}
.feature-box:hover i, .feature-box:hover h5 { color: white !important; }
/* Portfolio */
.portfolio-card {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border: 1px solid #eee;
    transition: 0.3s;
}
.portfolio-card:hover { transform: translateY(-10px); }
.portfolio-img {
    height: 220px;
    background: #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-weight: 700;
}
/* Pricing */
.pricing-card {
    border: 2px solid #f1f1f1;
    border-radius: 24px;
    padding: 45px 35px;
    background: white;
    transition: 0.4s;
    height: 100%;
    text-align: center;
    display: flex;
    flex-direction: column;
}
.pricing-card ul { flex-grow: 1; }
.pricing-card ul li { padding: 6px 0; font-size: 0.97rem; }
.pricing-card .btn { margin-top: auto; }
.pricing-card.featured {
    border-color: var(--primary-color);
    box-shadow: 0 25px 50px rgba(14,141,175,0.18);
    transform: scale(1.06);
    background: linear-gradient(160deg, #ffffff 0%, #f0fafd 100%);
}
.pricing-card:not(.featured):hover {
    border-color: var(--primary-color);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(14, 141, 175, 0.15);
}
.pricing-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: rgba(14,141,175,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.5rem;
    color: var(--primary-color);
}
.featured-icon {
    background: var(--primary-color);
    color: white;
}
.price-text {
    color: var(--primary-color);
    font-size: 2.2rem;
    font-weight: 800;
    margin: 18px 0 8px;
}
.pricing-divider {
    border-color: rgba(14,141,175,0.15);
    margin: 20px 0;
}
.pricing-desktop {
    display: flex;
    gap: 24px;
    align-items: flex-end;
    justify-content: center;
}
.pricing-desktop .pricing-col { flex: 1; max-width: 360px; }
.pricing-badge-row {
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}
.pricing-badge {
    background-color: var(--primary-color);
    font-size: 0.85rem;
    border-radius: 25px;
}
/* Guarantee */
.guarantee-box {
    background: rgba(14, 141, 175, 0.08);
    border: 1px solid rgba(14, 141, 175, 0.15);
    padding: 18px;
    border-radius: 15px;
    text-align: center;
    font-weight: 600;
    color: #2c3e50;
}
/* Process */
.process-card {
    background: #ffffff;
    padding: 30px 20px;
    border-radius: 18px;
    border: 1px solid #eee;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: 0.3s;
    height: 100%;
    position: relative;
}
.process-card i {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}
.process-card h5 { font-weight: 800; }
.process-card p { margin: 0; color: #666; font-size: 0.95rem; }
.process-card:hover {
    transform: translateY(-8px);
    border-color: rgba(14,141,175,0.3);
    box-shadow: 0 15px 35px rgba(14,141,175,0.1);
}
/* Process connector line (desktop only) */
@media (min-width: 768px) {
    .process-connector {
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }
    .process-connector::before {
        content: '';
        position: absolute;
        top: 40px;
        left: calc(12.5% + 20px);
        right: calc(12.5% + 20px);
        height: 2px;
        background: repeating-linear-gradient(
            90deg,
            var(--primary-color) 0px,
            var(--primary-color) 8px,
            transparent 8px,
            transparent 16px
        );
        opacity: 0.3;
        z-index: 0;
    }
}
/* Testimonials */
.testimonial-card {
    background: white;
    border-radius: 18px;
    padding: 30px;
    border: 1px solid #eee;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: 0.3s;
    height: 100%;
    text-align: left;
    display: flex;
    flex-direction: column;
}
.testimonial-card:hover {
    transform: translateY(-8px);
    border-color: rgba(14,141,175,0.3);
    box-shadow: 0 15px 35px rgba(14,141,175,0.1);
}
.testimonial-card .stars { color: #f4c542; font-size: 1.1rem; margin-bottom: 12px; }
.testimonial-card p { font-size: 1rem; color: #555; flex-grow: 1; }
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #f0f0f0;
}
.author-info h6 { font-size: 0.95rem; }
/* FAQ */
.faq-card {
    border: none;
    background: #fff;
    border-radius: 12px;
    margin-bottom: 15px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    overflow: hidden;
    transition: 0.3s;
}
.faq-card:hover { box-shadow: 0 8px 20px rgba(0,0,0,0.08); }
.faq-card:has(.accordion-collapse.show) {
    box-shadow: 4px 6px 0px rgba(14, 141, 175, 0.4);
    transform: translateY(-2px);
    border-left: 3px solid var(--primary-color);
}
.accordion-button {
    font-weight: 700;
    padding: 20px;
    font-size: 1.05rem;
    color: #2c3e50;
    background: #fff;
}
.accordion-button:not(.collapsed) {
    background-color: #f8fbff;
    color: var(--primary-color);
    box-shadow: none;
    border-bottom: 1px solid #edf2f7;
}
.accordion-body { padding: 25px; color: #5a6775; line-height: 1.7; font-size: 1rem; }
/* Contact */
.contact-box {
    background: var(--dark-bg);
    color: white;
    border-radius: 25px;
    padding: 60px;
    text-align: center;
}
/* Footer */
footer { background: #050a18; color: white; padding: 80px 0 30px; }
.social-link { font-size: 1.8rem; color: white; margin: 0 15px; transition: 0.3s; text-decoration: none; }
.social-link:hover { color: var(--messenger-color); }
/* Scroll To Top */
#scrollTop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    font-size: 1.1rem;
    cursor: pointer;
    display: none;
    box-shadow: 0 4px 15px rgba(14,141,175,0.4);
    transition: 0.3s;
}
#scrollTop:hover { background: #0a7a99; transform: translateY(-3px); }
/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(25px);
    animation: fadeUp 0.8s ease forwards;
}
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }
/* Scroll Reveal */
.reveal { opacity: 0; transform: translateY(25px); transition: 0.7s ease; }
.reveal.active { opacity: 1; transform: translateY(0); }
/* Mobile Pricing */
.mobile-pricing-slider { display: none; }
.pricing-dots { display: none; }

/* ===== MOBILE ===== */
@media (max-width: 767px) {
    .hero { padding: 80px 0; }
    #portfolio .mb-5 { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
    #portfolio .filter-btn { margin: 0 !important; font-size: 0.85rem; padding: 8px 16px !important; }
    .feature-box h5 { word-break: keep-all; }
    .pricing-desktop { display: none; }
    .mobile-pricing-slider {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        gap: 16px;
        padding: 10px 20px 20px;
        scrollbar-width: none;
    }
    .mobile-pricing-slider::-webkit-scrollbar { display: none; }
    .mobile-slide {
        min-width: 82vw;
        width: 82vw;
        flex: 0 0 82vw;
        scroll-snap-align: start;
        display: flex;
        flex-direction: column;
    }
    .mobile-slide .pricing-card {
        border: 2px solid var(--primary-color) !important;
        flex: 1;
        height: 100%;
    }
    .mobile-slide .pricing-card.featured { transform: scale(1) !important; }
    .pricing-badge-space {
        height: 34px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 8px;
    }
    .pricing-dots { display: flex; justify-content: center; gap: 8px; margin-top: 15px; }
    .pricing-dots span { width: 8px; height: 8px; border-radius: 50%; background: #ddd; transition: 0.3s; cursor: pointer; }
    .pricing-dots span.active { background: var(--primary-color); width: 20px; border-radius: 10px; }
    .contact-box { padding: 40px 25px; }
}