/* =========================================
   RhingGo ENERGY - index CSS
========================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Montserrat", sans-serif;
    color: #222;
    background: #fff;
}

a {
    text-decoration: none;
    color: inherit;
}


/* =========================================
   TOP BAR
========================================= */

.top-bar {
    height: 50px;
    background: #19B419;
    color: white;

    display: flex;
    align-items: center;
    justify-content: center;

    position: relative;
    padding: 0 5%;
}


/* =========================================
   SOCIAL MEDIA
========================================= */

.social-links {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);

    display: flex;
    align-items: center;
    gap: 20px;
}

.social-links a {
    color: white;

    width: 24px;
    height: 24px;

    display: flex;
    align-items: center;
    justify-content: center;

    font-size: 14px;

    transition: all 0.3s ease;
}

.social-links a:hover {
    color: #b7f5ce;
    transform: translateY(-2px);
}


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

.top-contact {
    position: absolute;
    right: 5%;

    display: flex;
    align-items: center;
    gap: 25px;
}

.top-contact a {
    color: white;

    font-size: 11px;
    font-weight: 500;

    display: flex;
    align-items: center;
    gap: 5px;

    transition: 0.3s;
}

.top-contact a:hover {
    color: #b7f5ce;
}

.top-contact i {
    font-size: 11px;
}


/* =========================================
   NAVIGATION
========================================= */

header {
    background: white;

    position: sticky;
    top: 0;

    z-index: 1000;

    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.navbar {
    min-height: 80px;

    padding: 0 5%;

    display: flex;
    align-items: center;

    gap: 25px;
}

.logo {
    width: 170px;
    flex-shrink: 0;
}

.logo img {
    width: 170px;
    height: auto;

    display: block;
}


/* =========================================
   NAV MENU
========================================= */

.nav-menu {
    display: flex;

    align-items: center;
    justify-content: center;

    gap: 5px;

    list-style: none;

    flex: 1;
}

.nav-menu li {
    position: relative;
}

.nav-menu > li > a {
    display: block;

    padding: 13px;

    font-size: 12px;
    font-weight: 700;

    white-space: nowrap;

    border-radius: 25px;

    transition: 0.3s;
}

.nav-menu > li > a:hover,
.nav-menu > li.active > a {
    background: #19B419;
    color: white;
}


/* =========================================
   DROPDOWN
========================================= */

.dropdown {
    position: absolute;

    top: 48px;
    left: 0;

    min-width: 220px;

    background: white;

    padding: 10px 0;

    border-radius: 8px;

    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);

    opacity: 0;
    visibility: hidden;

    transform: translateY(10px);

    transition: 0.25s;
}

.nav-menu li:hover .dropdown {
    opacity: 1;
    visibility: visible;

    transform: translateY(0);
}

.dropdown a {
    display: block;

    padding: 12px 18px;

    font-size: 13px;
    font-weight: 500;
}

.dropdown a:hover {
    background: #eef8f2;
    color: #19B419;
}


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

.btn {
    display: inline-block;

    padding: 14px 24px;

    border-radius: 30px;

    font-weight: 700;
    font-size: 20px;

    transition: 0.3s;
}

.btn-primary {
    background: #19B419;
    color: white;
}

.btn-primary:hover {
    background: #149d14;
    transform: translateY(-2px);
}

.btn-outline {
    border: 2px solid white;
    color: white;
}

.btn-outline:hover {
    background: white;
    color: #19B419;
}

.whatsapp-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    padding: 12px 16px;

    border-radius: 30px;

    font-weight: 700;
    font-size: 16px;

    background: #25D366;
    color: white;

    transition: 0.3s;
}

.whatsapp-button:hover {
    background: #128C7E;
    transform: translateY(-2px);
}


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

.hero {
    position: relative;

    min-height: 900px;

    display: flex;
    align-items: center;

    padding: 80px 7%;

    overflow: hidden;

    background: #111;

    color: white;
}


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

.hero video {
    position: absolute;

    inset: 0;

    width: 100%;
    height: 100%;

    object-fit: cover;

    z-index: 1;

    opacity: 1;

    transition: opacity 1.2s ease-in-out;

    pointer-events: none;
}


/* =========================================
   HERO IMAGE SLIDESHOW

   IMPORTANT:
   Images sit behind the video initially.
   When video ends, JavaScript changes
   opacity and the images become visible.
========================================= */

.hero-slideshow {
    position: absolute;

    inset: 0;

    width: 100%;
    height: 100%;

    z-index: 0;

    overflow: hidden;

    opacity: 0;

    transition: opacity 1.2s ease-in-out;
}


/* Individual images */

.hero-slideshow .slide {
    position: absolute;

    inset: 0;

    width: 100%;
    height: 100%;

    object-fit: cover;

    opacity: 0;

    visibility: hidden;

    transition:
        opacity 1s ease-in-out,
        visibility 1s ease-in-out;

    z-index: 1;
}


/* Active image */

.hero-slideshow .slide.active {
    opacity: 1;

    visibility: visible;

    z-index: 2;
}


/* =========================================
   HERO DARK OVERLAY
========================================= */

.hero::before {
    content: "";

    position: absolute;

    inset: 0;

    background: rgba(23, 34, 26, 0.5);

    z-index: 2;

    pointer-events: none;
}


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

.hero-content {
    position: relative;

    z-index: 20;

    width: 100%;

    max-width: 900px;

    min-height: 350px;
}


/* =========================================
   HERO INFORMATION SLIDES
========================================= */

.hero-info-slide {
    position: absolute;

    top: 0;
    left: 0;

    width: 100%;

    opacity: 0;

    transform: translateY(15px);

    transition:
        opacity 1s ease-in-out,
        transform 1s ease-in-out;

    pointer-events: none;
}

.hero-info-slide.active {
    position: relative;

    opacity: 1;

    transform: translateY(0);

    pointer-events: auto;
}


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

.hero-tag {
    display: inline-block;

    background: #19B419;

    padding: 9px 18px;

    border-radius: 25px;

    font-size: 40px;

    font-weight: 800;

    margin-bottom: 20px;
}


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

.hero h1 {
    font-size: clamp(42px, 6vw, 72px);

    line-height: 1.05;

    margin-bottom: 25px;

}

.hero h1 span {
    color: #19B419;
}


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

.hero p {
    font-size: 17px;

    line-height: 1.8;

    max-width: 650px;

    margin-bottom: 30px;
}


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

.hero-buttons {
    display: flex;

    gap: 15px;

    flex-wrap: wrap;
}


/* =========================================
   FLOATING CARD 1
========================================= */

.card-1 {
    position: absolute;

    top: 90px;
    right: 15%;

    width: 220px;
    height: 310px;

    background: #19B419;

    color: white;

    border-radius: 20px;

    padding: 30px;

    z-index: 30;

    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);

    animation: floatCard1 3.5s ease-in-out infinite;

    transition:
        transform 0.4s ease,
        box-shadow 0.4s ease;

    cursor: pointer;
}

.card-1 h2 {
    font-size: 35px;
}

.card-1 h3 {
    font-size: 25px;
}

.card-1 p {
    margin-top: 10px;

    font-size: 13px;
}


/* =========================================
   FLOATING CARD 2
========================================= */

.card-2 {
    position: absolute;

    bottom: 90px;
    right: 15%;

    width: 220px;
    height: 310px;

    background: #19B419;

    color: white;

    border-radius: 20px;

    padding: 30px;

    z-index: 30;

    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);

    animation: floatCard2 4s ease-in-out infinite;

    transition:
        transform 0.4s ease,
        box-shadow 0.4s ease;

    cursor: pointer;
}

.card-2 h3 {
    margin-top: 10px;

    width: 100%;

    font-size: 16px;

    line-height: 1;
}

.card-2 h3 span {
    display: flex;

    align-items: flex-start;

    width: 100%;

    margin-bottom: 18px;

    gap: 8px;

    color: white;
}

.card-2 p {
    margin-top: 8px;

    font-size: 13px;
}


/* =========================================
   CHECK ICON
========================================= */

.check-icon {
    width: 25px;
    height: 25px;

    min-width: 25px;

    display: flex;

    align-items: center;
    justify-content: center;

    background: white;

    color: #19B419;

    border-radius: 50%;

    font-size: 20px;

    font-weight: 900;

    font-style: normal;

    line-height: 1;

    flex-shrink: 0;
}

.card-2 h3 span strong {
    font-size: 16px;

    font-weight: 700;

    line-height: 1.4;
}


/* =========================================
   CARD ANIMATIONS
========================================= */

@keyframes floatCard1 {

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

    50% {
        transform: translateY(-12px);
    }
}

@keyframes floatCard2 {

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

    50% {
        transform: translateY(12px);
    }
}


/* =========================================
   CARD HOVER
========================================= */

.card-1:hover,
.card-2:hover {
    transform: translateY(-18px) scale(1.04);

    box-shadow:
        0 25px 50px rgba(0, 0, 0, 0.45);
}


/* =========================================
   QUICK INFORMATION CARDS
========================================= */

.quick-links {
    width: 86%;

    margin: -55px auto 70px;

    position: relative;

    z-index: 5;

    display: grid;

    grid-template-columns: repeat(4, 1fr);

    background: white;

    box-shadow:
        0 10px 35px rgba(0, 0, 0, 0.12);
}

.quick-card {
    padding: 30px 22px;

    text-align: center;

    border-right: 1px solid #eee;

    transition: 0.3s;
}

.quick-card:last-child {
    border-right: none;
}

.quick-card:hover {
    transform: translateY(-6px);
}

.quick-card img {
    width: 65%;

    height: 180px;

    object-fit: contain;

    display: block;

    margin: 0 auto 20px;
}

.quick-icon {
    font-size: 32px;

    margin-bottom: 12px;
}

.quick-card h3 {
    font-size: 16px;

    margin-bottom: 10px;
}

.quick-card p {
    color: #777;

    font-size: 12px;

    line-height: 1.6;
}


/* =========================================
   GENERAL SECTIONS
========================================= */

.section {
    padding: 80px 7%;
}

.light-section {
    background: #f5f8f6;
}

.section-title {
    text-align: center;

    margin-bottom: 35px;
}

.section-title span {
    color: #19B419;

    font-size: 25px;

    font-weight: 800;

    letter-spacing: 2px;
}

.section-title h2 {
    font-size: 38px;

    margin-top: 10px;
}

.section-title p {
    color: #777;

    max-width: 650px;

    margin: 15px auto 0;

    line-height: 1.7;
}


/* =========================================
   ABOUT
========================================= */

.about {
    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 60px;

    align-items: center;
}

.about-image img {
    width: 100%;

    height: 500px;

    object-fit: cover;

    border-radius: 15px;
}

.about-content span {
    color: #19B419;

    font-size: 25px;

    font-weight: 800;

    letter-spacing: 2px;
}

.about-content h2 {
    font-size: 40px;

    margin: 12px 0 20px;
}

.about-content p {
    color: #000;

    line-height: 1.8;

    margin-bottom: 20px;
}

.check-list {
    list-style: none;

    margin-bottom: 25px;
}

.check-list li {
    margin: 12px 0;

    font-size: 14px;

    font-weight: 600;
}

.check-list li::before {
    content: "✓";

    color: #19B419;

    font-weight: 900;

    margin-right: 10px;
}


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

.product-grid {
    display: grid;

    grid-template-columns: repeat(3, 1fr);

    gap: 25px;
}

.product-card {
    background: white;

    border-radius: 14px;

    overflow: hidden;

    box-shadow:
        0 5px 20px rgba(0, 0, 0, 0.07);

    transition: 0.3s;
}

.product-card:hover {
    transform: translateY(-7px);
}

.product-card img {
    width: 100%;

    height: 240px;

    object-fit: cover;
}

.product-content {
    padding: 25px;
}

.product-content h3 {
    margin-bottom: 10px;
}

.product-content p {
    color: #777;

    font-size: 13px;

    line-height: 1.7;
}



/* =========================================
   CTA
========================================= */

.cta {
    padding: 80px 7%;

    text-align: center;

    background: #101814;

    color: white;
}

.cta h2 {
    font-size: 42px;

    margin-bottom: 15px;
}

.cta p {
    max-width: 650px;

    margin: 0 auto 30px;

    color: #b9c5be;

    line-height: 1.7;
}


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

footer {
    background: #0a0f0c;

    color: white;

    padding: 60px 7% 20px;
}

.footer-grid {
    display: grid;

    grid-template-columns: 1.5fr 1fr 1fr 1fr;

    gap: 40px;

    margin-bottom: 35px;
}

footer img {
    width: 100px;

    margin-bottom: 20px;
}

footer h3 {
    margin-bottom: 18px;
}

footer p,
footer a {
    color: #aab5ae;

    font-size: 13px;

    line-height: 2;
}

footer a:hover {
    color: #19B419;
}

.footer-bottom {
    border-top: 1px solid #28312c;

    padding-top: 20px;

    display: flex;

    justify-content: space-between;

    color: #77827b;

    font-size: 11px;
}


/* =========================================
   MOBILE MENU
========================================= */

.mobile-menu {
    display: none;

    font-size: 28px;

    cursor: pointer;
}


/* =========================================
   TABLET
========================================= */

@media (max-width: 1100px) {

    .nav-menu > li > a {
        padding: 11px 8px;

        font-size: 11px;
    }

    .quick-links {
        grid-template-columns: repeat(2, 1fr);
    }

    .quick-card:nth-child(2) {
        border-right: none;
    }

    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .card-1,
    .card-2 {
        right: 5%;
    }
}


/* =========================================
   MOBILE
========================================= */

@media (max-width: 850px) {

    .top-bar {
        display: none;
    }

    .navbar {
        min-height: 70px;

        justify-content: space-between;
    }

    .logo {
        width: auto;
    }

    .logo img {
        width: 160px;

        padding-top: 10px;
    }

    .mobile-menu {
        display: block;
    }

    .navbar > .btn-primary {
        display: none;
    }


    /* Mobile navigation */

    .nav-menu {
        position: absolute;

        top: 70px;
        left: 0;

        width: 100%;

        background: white;

        display: none;

        flex-direction: column;

        align-items: stretch;

        box-shadow:
            0 10px 25px rgba(0, 0, 0, 0.12);
    }

    .nav-menu.show {
        display: flex;
    }

    .nav-menu > li > a {
        padding: 15px 25px;

        border-radius: 0;
    }


    /* Mobile dropdown */

    .dropdown {
        position: static;

        opacity: 1;

        visibility: visible;

        transform: none;

        display: none;

        box-shadow: none;

        border-radius: 0;

        padding-left: 20px;
    }

    .nav-menu li:hover .dropdown {
        display: block;
    }


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

    .hero {
        min-height: 650px;

        padding: 60px 6%;
    }

    .hero-content {
        min-height: 450px;

        max-width: 100%;
    }

    .hero-tag {
        font-size: 22px;
    }

    .hero h1 {
        font-size: 42px;
    }

    .hero p {
        font-size: 14px;
    }


    /* Hide floating cards */

    .card-1,
    .card-2 {
        display: none;
    }


    /* Sections */

    .about {
        grid-template-columns: 1fr;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}


/* =========================================
   SMALL MOBILE
========================================= */

@media (max-width: 550px) {

    .hero {
        min-height: 600px;

        padding: 50px 6%;
    }

    .hero h1 {
        font-size: 38px;
    }

    .hero-tag {
        font-size: 18px;

        padding: 8px 14px;
    }

    .hero p {
        font-size: 14px;

        line-height: 1.6;
    }

    .hero-buttons {
        flex-direction: column;

        align-items: flex-start;
    }

    .hero-buttons .btn {
        font-size: 14px;

        padding: 12px 18px;
    }


    .quick-links {
        width: 90%;

        grid-template-columns: 1fr;

        margin-top: -30px;
    }

    .quick-card {
        border-right: none;

        border-bottom: 1px solid #eee;
    }


    .section {
        padding: 50px 6%;
    }

    .section-title h2,
    .about-content h2 {
        font-size: 30px;
    }

    .why-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;

        gap: 10px;
    }
}


/* =========================================
   RhingGo ENERGY MARKET IMPACT
========================================= */

.RhingGo-impact {
    width: 100%;

    background: #f5f8f6;

    padding: 80px 7% 85px;

    position: relative;

    overflow: hidden;
}


/* =========================================
   TOP ACCENT LINE
========================================= */

.RhingGo-impact::before {
    content: "";

    position: absolute;

    top: 0;
    left: 0;

    width: 100%;
    height: 4px;

    background: #19B419;
}


/* =========================================
   CONTAINER
========================================= */

.impact-container {
    max-width: 1250px;

    margin: 0 auto;
}


/* =========================================
   HEADING
========================================= */

.impact-heading {
    text-align: center;

    margin-bottom: 55px;
}

.impact-heading h2 {
    margin: 0 0 18px;

    color: #222;

    font-size: clamp(34px, 4vw, 48px);

    font-weight: 700;

    line-height: 1.15;
}

.impact-heading h2::after {
    content: "";

    display: block;

    width: 70px;
    height: 4px;

    background: #19B419;

    margin: 18px auto 0;

    border-radius: 10px;
}

.impact-heading p {
    max-width: 750px;

    margin: 0 auto;

    color: #777;

    font-size: 15px;

    line-height: 1.8;
}


/* =========================================
   IMPACT GRID
========================================= */

.impact-grid {
    display: grid;

    grid-template-columns: repeat(4, 1fr);

    gap: 0;

    background: white;

    box-shadow:
        0 10px 35px rgba(0, 0, 0, 0.08);
}


/* =========================================
   IMPACT ITEM
========================================= */

.impact-item {
    padding: 35px 25px;

    text-align: center;

    min-height: 230px;

    border-right: 1px solid #e8e8e8;

    border-bottom: 1px solid #e8e8e8;

    display: flex;

    flex-direction: column;

    align-items: center;

    justify-content: flex-start;

    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease,
        background 0.3s ease;
}

.impact-item:nth-child(4n) {
    border-right: none;
}

.impact-item:nth-child(n + 5) {
    border-bottom: none;
}


/* =========================================
   HOVER
========================================= */

.impact-item:hover {
    background: #fbfffc;

    transform: translateY(-5px);

    box-shadow:
        0 12px 30px rgba(0, 0, 0, 0.08);

    position: relative;

    z-index: 2;
}


/* =========================================
   BIG NUMBER
========================================= */

.impact-number {
    color: #19B419;

    font-size: 36px;

    font-weight: 800;

    line-height: 1;

    margin-bottom: 15px;

    letter-spacing: -1px;
}


/* =========================================
   ITEM TITLE
========================================= */

.impact-item h3 {
    color: #222;

    font-size: 17px;

    font-weight: 700;

    margin-bottom: 12px;
}


/* =========================================
   ITEM DESCRIPTION
========================================= */

.impact-item p {
    max-width: 250px;

    color: #777;

    font-size: 12px;

    line-height: 1.7;

    margin: 0;
}


/* =========================================
   IMPACT TABLET
========================================= */

@media (max-width: 1000px) {

    .RhingGo-impact {
        padding: 70px 5%;
    }

    .impact-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .impact-item:nth-child(4n) {
        border-right: 1px solid #e8e8e8;
    }

    .impact-item:nth-child(2n) {
        border-right: none;
    }

    .impact-item:nth-child(n + 5) {
        border-bottom: 1px solid #e8e8e8;
    }

    .impact-item:nth-child(n + 7) {
        border-bottom: none;
    }
}


/* =========================================
   IMPACT MOBILE
========================================= */

@media (max-width: 600px) {

    .RhingGo-impact {
        padding: 55px 5%;
    }

    .impact-heading {
        margin-bottom: 35px;
    }

    .impact-heading h2 {
        font-size: 32px;
    }

    .impact-heading p {
        font-size: 13px;
    }

    .impact-grid {
        grid-template-columns: 1fr;
    }

    .impact-item,
    .impact-item:nth-child(2n),
    .impact-item:nth-child(4n) {

        border-right: none;

        border-bottom: 1px solid #e8e8e8;
    }

    .impact-item:last-child {
        border-bottom: none;
    }

    .impact-item {
        min-height: auto;

        padding: 32px 22px;
    }

    .impact-number {
        font-size: 34px;
    }
}