* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background: #06141f;
    color: white;
}


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

.navbar {
    background: rgba(3, 15, 25, 0.75);
    backdrop-filter: blur(15px);
    transition: 0.3s;
}

.navbar-brand {
    font-size: 1.5rem;
    color: #5ee7f7 !important;
}

.nav-link {
    color: white !important;
    margin-left: 10px;
    transition: 0.3s;
}

.nav-link:hover {
    color: #5ee7f7 !important;
}


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

.hero-section {
    min-height: 100vh;

    background-image:
        linear-gradient(
            rgba(2, 18, 30, 0.45),
            rgba(2, 18, 30, 0.85)
        ),
        url("assets/aquarium.jpg");

    background-size: cover;
    background-position: center;

    position: relative;

    display: flex;
    align-items: center;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
}

.hero-section h1 span {
    color: #5ee7f7;
    display: block;
}

.hero-section p {
    max-width: 600px;
    color: #d8e9ef;
    font-size: 1.1rem;
    margin-top: 20px;
}

.btn-info {
    background: #35d6e8;
    border-color: #35d6e8;
    color: #001018;
    font-weight: 600;
}

.btn-info:hover {
    background: #5ee7f7;
    border-color: #5ee7f7;
    color: #001018;
    transform: translateY(-2px);
}


/* ========================= */
/* BUBBLES */
/* ========================= */

.bubble {
    position: absolute;
    bottom: -50px;

    border: 2px solid rgba(255,255,255,0.4);

    border-radius: 50%;

    animation: bubbleUp 8s infinite ease-in;
}

.bubble-1 {
    left: 10%;
    width: 20px;
    height: 20px;
    animation-delay: 1s;
}

.bubble-2 {
    left: 35%;
    width: 12px;
    height: 12px;
    animation-delay: 3s;
}

.bubble-3 {
    left: 65%;
    width: 30px;
    height: 30px;
    animation-delay: 5s;
}

.bubble-4 {
    left: 85%;
    width: 18px;
    height: 18px;
    animation-delay: 2s;
}

@keyframes bubbleUp {

    0% {
        bottom: -50px;
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    100% {
        bottom: 110%;
        opacity: 0;
    }

}


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

.section-padding {
    padding: 100px 0;
}

.section-label {
    color: #5ee7f7;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 3px;
}

.section-padding h2 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-top: 10px;
}

.section-padding > .container > .text-center > p {
    color: #9db5c0;
}


/* ========================= */
/* FEATURE CARD */
/* ========================= */

.feature-card {
    height: 100%;

    padding: 35px 25px;

    background: rgba(255,255,255,0.05);

    border: 1px solid rgba(255,255,255,0.1);

    border-radius: 20px;

    transition: 0.4s;
}

.feature-card:hover {
    transform: translateY(-10px);

    border-color: #5ee7f7;

    box-shadow:
        0 15px 40px rgba(0, 200, 255, 0.15);
}

.feature-icon {
    font-size: 3rem;
    color: #5ee7f7;
    margin-bottom: 20px;
}

.feature-card p {
    color: #9db5c0;
}


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

.products-section {
    background: #081b29;
}

.filter-btn {
    margin: 5px;
}

.product-card {
    height: 100%;

    overflow: hidden;

    background: rgba(255,255,255,0.05);

    border: 1px solid rgba(255,255,255,0.1);

    border-radius: 20px;

    transition: 0.4s;
}

.product-card:hover {
    transform: translateY(-10px);

    border-color: #5ee7f7;

    box-shadow:
        0 15px 40px rgba(0, 200, 255, 0.15);
}

.product-card img {
    width: 100%;
    height: 240px;

    object-fit: cover;

    transition: 0.4s;
}

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

.product-body {
    padding: 20px;
}

.product-body h4 {
    margin-top: 15px;
}

.product-body p {
    color: #9db5c0;
    font-size: 0.9rem;
}

.product-body strong {
    color: #5ee7f7;
    font-size: 1.1rem;
}


/* ========================= */
/* PRICING */
/* ========================= */

.pricing-card {
    height: 100%;

    position: relative;

    padding: 35px 30px;

    background: rgba(255,255,255,0.05);

    border: 1px solid rgba(255,255,255,0.1);

    border-radius: 20px;

    transition: 0.4s;
}

.pricing-card:hover {
    transform: translateY(-10px);

    border-color: #5ee7f7;
}

.pricing-card h2 {
    color: #5ee7f7;
    margin: 20px 0;
}

.pricing-card p {
    color: #a9bec7;
}

.pricing-card.popular {
    border: 2px solid #35d6e8;
    transform: scale(1.03);
}

.popular-badge {
    position: absolute;

    top: -15px;
    left: 50%;

    transform: translateX(-50%);

    background: #35d6e8;
    color: #001018;

    padding: 7px 15px;

    border-radius: 20px;

    font-size: 0.7rem;

    font-weight: 700;
}


/* ========================= */
/* TESTIMONIAL */
/* ========================= */

.testimonial-section {
    background: #081b29;
}

.testimonial-card {
    height: 100%;

    padding: 30px;

    background: rgba(255,255,255,0.05);

    border-radius: 20px;

    border: 1px solid rgba(255,255,255,0.1);
}

.stars {
    color: #ffd166;
    margin-bottom: 15px;
}

.testimonial-card p {
    color: #b4c7cf;
}


/* ========================= */
/* ACCORDION */
/* ========================= */

.accordion-item {
    background: #0b2332;
    color: white;
    border-color: rgba(255,255,255,0.1);
}

.accordion-button {
    background: #0b2332;
    color: white;
}

.accordion-button:not(.collapsed) {
    background: #12384e;
    color: #5ee7f7;
}

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


/* ========================= */
/* CONTACT */
/* ========================= */

.contact-section {
    background: #081b29;
}

.form-label {
    color: #dcebf0;
}

.form-control {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.15);
    color: white;
    padding: 12px;
}

.form-control:focus {
    background: rgba(255,255,255,0.08);
    color: white;
    border-color: #5ee7f7;
    box-shadow: 0 0 0 0.2rem rgba(53,214,232,0.15);
}

.form-control::placeholder {
    color: #829ba5;
}


/* ========================= */
/* MODAL */
/* ========================= */

.modal-content {
    background: #0b2332;
    color: white;
    border: 1px solid rgba(255,255,255,0.1);
}

.modal-header {
    border-bottom-color: rgba(255,255,255,0.1);
}

.modal-body {
    color: #b9cdd5;
}


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

footer {
    background: #030d14;
}

footer h5 {
    color: #5ee7f7;
}

footer p {
    color: #8099a4;
}


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

@media (max-width: 768px) {

    .hero-section h1 {
        font-size: 3rem;
    }

    .hero-section p {
        font-size: 1rem;
    }

    .section-padding {
        padding: 70px 0;
    }

    .section-padding h2 {
        font-size: 2.2rem;
    }

    .pricing-card.popular {
        transform: none;
    }

}
/* ========================= */
/* GELEMBUNG AIR */
/* ========================= */

.bubble-container {
    position: fixed;
    top: 0;
    left: 0;

    width: 100%;
    height: 100vh;

    pointer-events: none;

    overflow: hidden;

    z-index: 5;
}


/* BENTUK GELEMBUNG */

.bubble {
    position: absolute;

    bottom: -100px;

    border-radius: 50%;

    border: 2px solid rgba(255, 255, 255, 0.35);

    background: rgba(255, 255, 255, 0.06);

    box-shadow:
        inset 0 0 8px rgba(255, 255, 255, 0.2),
        0 0 10px rgba(80, 220, 255, 0.15);

    animation: bubbleFloat linear infinite;

}


/* GELEMBUNG 1 */

.bubble-1 {
    width: 18px;
    height: 18px;

    left: 8%;

    animation-duration: 9s;
    animation-delay: 0s;
}


/* GELEMBUNG 2 */

.bubble-2 {
    width: 35px;
    height: 35px;

    left: 18%;

    animation-duration: 13s;
    animation-delay: 3s;
}


/* GELEMBUNG 3 */

.bubble-3 {
    width: 12px;
    height: 12px;

    left: 30%;

    animation-duration: 8s;
    animation-delay: 1s;
}


/* GELEMBUNG 4 */

.bubble-4 {
    width: 25px;
    height: 25px;

    left: 42%;

    animation-duration: 11s;
    animation-delay: 5s;
}


/* GELEMBUNG 5 */

.bubble-5 {
    width: 45px;
    height: 45px;

    left: 55%;

    animation-duration: 15s;
    animation-delay: 2s;
}


/* GELEMBUNG 6 */

.bubble-6 {
    width: 15px;
    height: 15px;

    left: 65%;

    animation-duration: 10s;
    animation-delay: 4s;
}


/* GELEMBUNG 7 */

.bubble-7 {
    width: 28px;
    height: 28px;

    left: 73%;

    animation-duration: 12s;
    animation-delay: 1s;
}


/* GELEMBUNG 8 */

.bubble-8 {
    width: 10px;
    height: 10px;

    left: 82%;

    animation-duration: 7s;
    animation-delay: 3s;
}


/* GELEMBUNG 9 */

.bubble-9 {
    width: 32px;
    height: 32px;

    left: 90%;

    animation-duration: 14s;
    animation-delay: 6s;
}
/* ========================= */
/* GELEMBUNG AIR */
/* ========================= */

.bubble-container {
    position: fixed;
    top: 0;
    left: 0;

    width: 100%;
    height: 100vh;

    pointer-events: none;

    overflow: hidden;

    z-index: 5;
}


/* BENTUK GELEMBUNG */

.bubble {
    position: absolute;

    bottom: -100px;

    border-radius: 50%;

    border: 2px solid rgba(255, 255, 255, 0.35);

    background: rgba(255, 255, 255, 0.06);

    box-shadow:
        inset 0 0 8px rgba(255, 255, 255, 0.2),
        0 0 10px rgba(80, 220, 255, 0.15);

    animation: bubbleFloat linear infinite;

}


/* GELEMBUNG 1 */

.bubble-1 {
    width: 18px;
    height: 18px;

    left: 8%;

    animation-duration: 9s;
    animation-delay: 0s;
}


/* GELEMBUNG 2 */

.bubble-2 {
    width: 35px;
    height: 35px;

    left: 18%;

    animation-duration: 13s;
    animation-delay: 3s;
}


/* GELEMBUNG 3 */

.bubble-3 {
    width: 12px;
    height: 12px;

    left: 30%;

    animation-duration: 8s;
    animation-delay: 1s;
}


/* GELEMBUNG 4 */

.bubble-4 {
    width: 25px;
    height: 25px;

    left: 42%;

    animation-duration: 11s;
    animation-delay: 5s;
}


/* GELEMBUNG 5 */

.bubble-5 {
    width: 45px;
    height: 45px;

    left: 55%;

    animation-duration: 15s;
    animation-delay: 2s;
}


/* GELEMBUNG 6 */

.bubble-6 {
    width: 15px;
    height: 15px;

    left: 65%;

    animation-duration: 10s;
    animation-delay: 4s;
}


/* GELEMBUNG 7 */

.bubble-7 {
    width: 28px;
    height: 28px;

    left: 73%;

    animation-duration: 12s;
    animation-delay: 1s;
}


/* GELEMBUNG 8 */

.bubble-8 {
    width: 10px;
    height: 10px;

    left: 82%;

    animation-duration: 7s;
    animation-delay: 3s;
}


/* GELEMBUNG 9 */

.bubble-9 {
    width: 32px;
    height: 32px;

    left: 90%;

    animation-duration: 14s;
    animation-delay: 6s;
}


/* GELEMBUNG 10 */

.bubble-10 {
    width: 20px;
    height: 20px;

    left: 50%;

    animation-duration: 9s;
    animation-delay: 7s;
}


/* ANIMASI */

@keyframes bubbleFloat {

    0% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }

    10% {
        opacity: 0.8;
    }

    50% {
        transform: translateY(-50vh) translateX(30px);
        opacity: 0.6;
    }

    100% {
        transform: translateY(-120vh) translateX(-30px);
        opacity: 0;
    }

}