:root {
    --primary: #2563EB;
    --secondary: #0F172A;
    --light: #F8FAFC;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #DC2626;
}

/* ===========================
   GLOBAL
=========================== */

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background: #ffffff;
    color: #1f2937;
    overflow-x: hidden;
}

/* ===========================
   NAVBAR
=========================== */

.navbar {
    background: rgba(15,23,42,.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 10px 30px rgba(0,0,0,.08);
    transition: .3s;
}

.navbar-brand {
    font-weight: 700;
}

.navbar .nav-link {
    color: white !important;
    font-weight: 500;
    margin-left: 12px;
    transition: .3s;
}

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

/* ===========================
   HERO
=========================== */

.hero-section {
    background: linear-gradient(135deg,#0d6efd 0%,#0b5ed7 100%);
    position: relative;
    overflow: hidden;
}

.hero-image {
    animation: heroFloat 5s ease-in-out infinite;
    border-radius: 20px;
}

@keyframes heroFloat {

    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-18px);
    }

    100% {
        transform: translateY(0);
    }
}

/* Floating Background Circles */

.circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,.08);
    animation: floatCircle 8s ease-in-out infinite;
}

.circle1 {
    width: 350px;
    height: 350px;
    top: -120px;
    right: -100px;
}

.circle2 {
    width: 220px;
    height: 220px;
    bottom: -80px;
    left: -70px;
}

.circle3 {
    width: 120px;
    height: 120px;
    top: 35%;
    right: 20%;
}

@keyframes floatCircle {

    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-25px);
    }

    100% {
        transform: translateY(0);
    }
}

/* Hero Floating Cards */

.hero-section .card {
    border-radius: 18px;
    transition: .35s;
}

    .hero-section .card:hover {
        transform: translateY(-8px);
    }

/* ===========================
   BUTTONS
=========================== */

.btn {
    border-radius: 12px;
    transition: .3s;
}

    .btn:hover {
        transform: translateY(-3px);
    }

/* ===========================
   PRODUCTS
=========================== */

.card {
    border-radius: 18px;
    overflow: hidden;
    transition: .35s;
}

    .card:hover {
        transform: translateY(-10px);
        box-shadow: 0 20px 45px rgba(0,0,0,.15);
    }

    .card img {
        transition: .4s;
    }

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

/* ===========================
   SECTION TITLES
=========================== */

section h2 {
    font-weight: 700;
}

section {
    padding-top: 80px;
    padding-bottom: 80px;
}

/* ===========================
   WHATSAPP
=========================== */

.whatsapp {
    position: fixed;
    right: 20px;
    bottom: 25px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    text-decoration: none;
    z-index: 9999;
    box-shadow: 0 10px 25px rgba(0,0,0,.25);
    transition: .3s;
}

    .whatsapp:hover {
        transform: scale(1.1);
        color: white;
    }

/* ===========================
   BACK TO TOP
=========================== */

#topBtn {
    position: fixed;
    right: 20px;
    bottom: 95px;
    display: none;
    z-index: 9998;
    width: 50px;
    height: 50px;
    border-radius: 50%;
}

/* ===========================
   FOOTER
=========================== */

footer {
    background: var(--secondary);
}

    footer a {
        transition: .3s;
    }

        footer a:hover {
            color: var(--warning) !important;
            padding-left: 5px;
        }

/* ===========================
   RESPONSIVE
=========================== */

@media (max-width:991px) {

    .hero-section {
        text-align: center;
    }

        .hero-section .card {
            display: none;
        }

    .hero-image {
        margin-top: 30px;
    }
}

@media (max-width:576px) {

    .display-3 {
        font-size: 2.4rem;
    }
}
/* ===========================
   CLIENT LOGO SLIDER
=========================== */

.logo-slider {
    overflow: hidden;
    position: relative;
    width: 100%;
    padding: 20px 0;
}

.logo-track {
    display: flex;
    width: calc(220px * 14);
    animation: scrollLogo 35s linear infinite;
}

.logo-slider:hover .logo-track {
    animation-play-state: paused;
}

.logo-item {
    width: 220px;
    height: 120px;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

    .logo-item img {
        max-width: 170px;
        max-height: 80px;
        object-fit: contain;
        filter: grayscale(100%);
        opacity: .7;
        transition: .4s;
    }

        .logo-item img:hover {
            filter: grayscale(0%);
            opacity: 1;
            transform: scale(1.08);
        }

@keyframes scrollLogo {

    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(calc(-220px * 7));
    }
}
/* ===========================
   FAQ
=========================== */

.accordion-item {
    border: none;
    margin-bottom: 15px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0,0,0,.08);
}

.accordion-button {
    font-weight: 600;
    padding: 20px;
}

    .accordion-button:not(.collapsed) {
        background: #2563EB;
        color: #fff;
    }

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

.accordion-body {
    line-height: 1.8;
    color: #555;
}