/* =========================================================
   GREYANAS INDUSTRIES
   Main Website Stylesheet
   ========================================================= */


/* =========================================================
   01. ROOT VARIABLES
   ========================================================= */

:root {

    /* Brand */
    --green: #69b82f;
    --green-dark: #438c21;
    --green-deep: #1f5d24;
    --gold: #f4c323;

    /* Neutrals */
    --black: #111511;
    --black-soft: #171b17;
    --charcoal: #242824;

    --white: #ffffff;
    --off-white: #f7f8f5;
    --light: #eef1eb;

    --text: #20251f;
    --text-soft: #687067;
    --text-light: #a8afa7;

    --border: #dde2da;

    /* Layout */
    --container: 1240px;

    /* Typography */
    --font-main: "Manrope", sans-serif;

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;

    /* Shadows */
    --shadow-sm:
        0 8px 25px rgba(20, 35, 20, 0.06);

    --shadow-md:
        0 18px 50px rgba(20, 35, 20, 0.10);

    --shadow-lg:
        0 30px 80px rgba(20, 35, 20, 0.16);

    /* Transition */
    --transition:
        all 0.35s cubic-bezier(.2,.7,.2,1);
}


/* =========================================================
   02. RESET
   ========================================================= */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    font-family: var(--font-main);
    background: var(--white);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    display: block;
    width: 100%;
}

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

button,
input,
textarea,
select {
    font-family: inherit;
}

button {
    border: 0;
}

ul {
    list-style: none;
}


/* =========================================================
   03. GLOBAL CONTAINER
   ========================================================= */

.container {
    width: min(
        calc(100% - 48px),
        var(--container)
    );

    margin-inline: auto;
}


/* =========================================================
   04. TYPOGRAPHY
   ========================================================= */

h1,
h2,
h3,
h4 {
    font-weight: 800;
    letter-spacing: -0.045em;
    line-height: 1.08;
}

h1 {
    font-size: clamp(
        3.5rem,
        6vw,
        6.5rem
    );
}

h2 {
    font-size: clamp(
        2.5rem,
        4vw,
        4.5rem
    );
}

h3 {
    font-size: 1.35rem;
}

p {
    color: var(--text-soft);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;

    margin-bottom: 22px;

    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;

    color: var(--green-dark);
}

.eyebrow::before {
    content: "";

    width: 28px;
    height: 2px;

    background: var(--green);
}


/* =========================================================
   05. BUTTONS
   ========================================================= */

.btn {
    display: inline-flex;

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

    min-height: 54px;

    padding: 0 26px;

    border-radius: 100px;

    font-size: 13px;
    font-weight: 800;

    letter-spacing: 0.01em;

    cursor: pointer;

    transition: var(--transition);
}

.btn-primary {
    background: var(--green);
    color: var(--white);

    box-shadow:
        0 10px 30px rgba(105, 184, 47, 0.20);
}

.btn-primary:hover {
    background: var(--green-dark);

    transform: translateY(-3px);

    box-shadow:
        0 16px 35px rgba(105, 184, 47, 0.30);
}

.btn-secondary {
    background: transparent;
    color: var(--text);

    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--black);
    color: var(--white);

    border-color: var(--black);

    transform: translateY(-3px);
}

.btn-light {
    background: var(--white);
    color: var(--black);
}

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

    box-shadow:
        0 15px 35px rgba(0,0,0,0.18);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);

    border: 1px solid rgba(255,255,255,.3);
}

.btn-outline-light:hover {
    background: rgba(255,255,255,.1);

    border-color: var(--white);
}

.btn-full {
    width: 100%;
}


/* =========================================================
   06. HEADER
   ========================================================= */

.site-header {
    position: fixed;

    top: 0;
    left: 0;
    right: 0;

    z-index: 1000;

    height: 84px;

    background: rgba(255,255,255,.94);

    border-bottom: 1px solid rgba(0,0,0,.06);

    backdrop-filter: blur(18px);
}

.nav-container {
    height: 100%;

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

    gap: 30px;
}

.brand-logo {
    display: flex;
    align-items: center;

    width: 190px;
}

.brand-logo img {
    width: 100%;
    height: auto;
}

.main-navigation {
    display: flex;
    align-items: center;

    gap: 32px;

    margin-left: auto;
}

.main-navigation a {
    position: relative;

    font-size: 18px;
    font-weight: 700;

    color: #4c544b;

    transition: var(--transition);
}

.main-navigation a::after {
    content: "";

    position: absolute;

    left: 0;
    bottom: -8px;

    width: 0;
    height: 2px;

    background: var(--green);

    transition: var(--transition);
}

.main-navigation a:hover {
    color: var(--green-dark);
}

.main-navigation a:hover::after {
    width: 100%;
}

.nav-cta {
    min-height: 44px;

    padding-inline: 20px;

    font-size: 11px;
}

.mobile-menu-toggle {
    display: none;

    width: 44px;
    height: 44px;

    align-items: center;
    justify-content: center;
    flex-direction: column;

    gap: 5px;

    background: var(--black);

    border-radius: 50%;

    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 18px;
    height: 2px;

    background: var(--white);

    border-radius: 10px;
}


/* =========================================================
   07. HERO
   ========================================================= */

.hero-section {
    position: relative;

    min-height: 100vh;

    padding-top: 150px;
    padding-bottom: 90px;

    background:
        radial-gradient(
            circle at 15% 30%,
            rgba(105,184,47,.08),
            transparent 30%
        ),

        linear-gradient(
            135deg,
            #f9fbf7 0%,
            #ffffff 60%
        );

    overflow: hidden;
}

.hero-section::after {
    content: "";

    position: absolute;

    right: -200px;
    bottom: -300px;

    width: 600px;
    height: 600px;

    border: 1px solid rgba(105,184,47,.12);

    border-radius: 50%;

    pointer-events: none;
}

.hero-grid {
    min-height: 720px;

    display: grid;

    grid-template-columns:
        0.95fr
        1.05fr;

    align-items: center;

    gap: 80px;
}

.hero-content {
    position: relative;

    z-index: 2;
}

.hero-content h1 {
    max-width: 780px;

    font-size: 78px;
    line-height: 1.02;
    letter-spacing: -0.045em;

    color: var(--black);
}

.hero-content h1 span {
    display: block;

    color: var(--green);
}

.hero-description {
    max-width: 620px;

    margin-top: 32px;

    font-size: 17px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;

    gap: 14px;

    margin-top: 38px;
}

.hero-stats {
    display: flex;

    gap: 0;

    margin-top: 65px;

    border-top: 1px solid var(--border);

    padding-top: 25px;
}

.stat-item {
    min-width: 150px;

    padding-right: 28px;
    margin-right: 28px;

    border-right: 1px solid var(--border);
}

.stat-item:last-child {
    border-right: 0;
}

.stat-item strong {
    display: block;

    font-size: 25px;

    font-weight: 800;

    color: var(--black);
}

.stat-item span {
    display: block;

    margin-top: 5px;

    font-size: 10px;
    font-weight: 700;

    color: var(--text-soft);

    text-transform: uppercase;

    letter-spacing: .06em;
}


/* =========================================================
   08. HERO IMAGE
   ========================================================= */

.hero-visual {
    position: relative;

    height: 680px;
}

.hero-image-wrapper {
    position: relative;

    height: 100%;

    overflow: hidden;

    border-radius: 28px;

    box-shadow: var(--shadow-lg);
}

.hero-image-wrapper img {
    width: 100%;
    height: 100%;

    object-fit: cover;

    transition:
        transform 1.2s cubic-bezier(.2,.7,.2,1);
}

.hero-image-wrapper:hover img {
    transform: scale(1.04);
}

.hero-image-overlay {
    position: absolute;

    inset: 0;

    z-index: 1;

    background:
        linear-gradient(
            180deg,
            rgba(0,0,0,0.02) 20%,
            rgba(0,0,0,.45) 100%
        );
}

.hero-floating-card {
    position: absolute;

    left: -45px;
    bottom: 45px;

    z-index: 5;

    width: 320px;

    padding: 28px;

    background: rgba(255,255,255,.96);

    border-radius: 18px;

    box-shadow: var(--shadow-md);

    backdrop-filter: blur(15px);
}

.hero-floating-card .card-label {
    display: block;

    margin-bottom: 8px;

    font-size: 9px;
    font-weight: 800;

    letter-spacing: .14em;

    color: var(--green-dark);
}

.hero-floating-card strong {
    display: block;

    font-size: 18px;

    color: var(--black);
}

.hero-floating-card span:last-child {
    display: block;

    margin-top: 8px;

    font-size: 11px;

    color: var(--text-soft);
}


/* =========================================================
   09. SECTION COMMON
   ========================================================= */

.trust-section,
.process-section,
.kits-section,
.about-section,
.contact-section {
    padding: 130px 0;
}

.section-heading {
    max-width: 760px;

    margin-bottom: 65px;
}

.section-heading.centered {
    margin-inline: auto;

    text-align: center;
}

.section-heading.centered .eyebrow {
    justify-content: center;
}

.section-heading h2 {
    color: var(--black);
}

.section-heading p {
    max-width: 650px;

    margin-top: 24px;

    font-size: 16px;
    line-height: 1.8;
}

.section-heading.centered p {
    margin-inline: auto;
}


/* =========================================================
   10. TRUST CARDS
   ========================================================= */

.trust-grid {
    display: grid;

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

    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.trust-card {
    position: relative;

    padding: 45px 40px;

    border-right: 1px solid var(--border);

    transition: var(--transition);
}

.trust-card:last-child {
    border-right: 0;
}

.trust-card:hover {
    background: var(--off-white);

    transform: translateY(-5px);
}

.trust-number {
    display: block;

    margin-bottom: 35px;

    font-size: 12px;
    font-weight: 800;

    color: var(--green);
}

.trust-card h3 {
    margin-bottom: 15px;
}

.trust-card p {
    font-size: 14px;
    line-height: 1.8;
}


/* =========================================================
   11. DARK EPC SECTION
   ========================================================= */

.section-dark {
    background:
        radial-gradient(
            circle at 85% 30%,
            rgba(105,184,47,.13),
            transparent 30%
        ),
        var(--black);
}

.epc-section {
    padding: 135px 0;

    color: var(--white);
}

.epc-section .section-heading h2 {
    color: var(--white);
}

.epc-section .section-heading p {
    color: #aeb5ac;
}

.epc-section .eyebrow {
    color: var(--green);
}

.epc-grid {
    display: grid;

    grid-template-columns:
        1fr
        1fr;

    gap: 90px;

    align-items: center;
}

.service-list {
    border-top: 1px solid rgba(255,255,255,.12);
}

.service-item {
    display: grid;

    grid-template-columns: 55px 1fr;

    gap: 25px;

    padding: 28px 0;

    border-bottom: 1px solid rgba(255,255,255,.12);

    transition: var(--transition);
}

.service-item:hover {
    padding-left: 10px;
}

.service-icon {
    display: flex;

    width: 42px;
    height: 42px;

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

    border: 1px solid rgba(105,184,47,.4);

    border-radius: 50%;

    color: var(--green);

    font-size: 10px;
    font-weight: 800;
}

.service-item h3 {
    margin-bottom: 7px;

    color: var(--white);

    font-size: 17px;
}

.service-item p {
    font-size: 13px;

    color: #939b92;

    line-height: 1.7;
}

.epc-image {
    height: 600px;

    overflow: hidden;

    border-radius: 24px;
}

.epc-image img {
    height: 100%;

    object-fit: cover;

    transition: transform 1s ease;
}

.epc-image:hover img {
    transform: scale(1.04);
}


/* =========================================================
   12. PROCESS
   ========================================================= */

.process-section {
    background: var(--off-white);
}

.process-grid {
    display: grid;

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

    gap: 1px;

    background: var(--border);

    border: 1px solid var(--border);
}

.process-card {
    min-height: 250px;

    padding: 38px;

    background: var(--white);

    transition: var(--transition);
}

.process-card:hover {
    background: var(--black);

    transform: translateY(-5px);
}

.process-card span {
    display: block;

    margin-bottom: 55px;

    font-size: 11px;
    font-weight: 800;

    color: var(--green);
}

.process-card h3 {
    margin-bottom: 13px;
}

.process-card p {
    font-size: 13px;

    line-height: 1.7;
}

.process-card:hover h3 {
    color: var(--white);
}

.process-card:hover p {
    color: #aeb5ac;
}


/* =========================================================
   13. SOLAR KITS
   ========================================================= */

.kits-section {
    background: var(--white);
}

.kits-grid {
    display: grid;

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

    gap: 18px;
}

.kit-card {
    overflow: hidden;

    background: var(--white);

    border: 1px solid var(--border);

    border-radius: 16px;

    transition: var(--transition);
}

.kit-card:hover {
    transform: translateY(-8px);

    box-shadow: var(--shadow-md);

    border-color: rgba(105,184,47,.35);
}

.kit-image {
    height: 240px;
    overflow: hidden;
    background: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.kit-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    transition: transform .7s ease;
}

.kit-card:hover .kit-image img {
    transform: scale(1.06);
}

.kit-body {
    padding: 27px;
}

.kit-capacity {
    font-size: 17px;
    font-weight: 800;

    letter-spacing: .14em;

    color: var(--green-dark);
}

.kit-body h3 {
    margin-top: 20px;
    margin-bottom: 10px;

    font-size: 15px;
}

.kit-body p {
    min-height: 70px;

    font-size: 15px;

    line-height: 1.7;
}

.text-link {
    display: inline-flex;

    margin-top: 10px;

    font-size: 15px;
    font-weight: 800;

    color: var(--green-dark);

    transition: var(--transition);
}

.text-link:hover {
    color: var(--black);

    transform: translateX(4px);
}

.section-action {
    margin-top: 50px;

    text-align: center;
}


/* =========================================================
   14. PROJECTS
   ========================================================= */

.projects-section {
    padding: 135px 0;

    background: var(--off-white);
}

.projects-grid {
    display: grid;

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

    gap: 22px;
}

.project-card {
    overflow: hidden;

    background: var(--white);

    border: 1px solid var(--border);

    border-radius: 18px;

    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-8px);

    box-shadow: var(--shadow-md);
}

.project-image {
    position: relative;

    height: 310px;

    overflow: hidden;
}

.project-image img {
    height: 100%;

    object-fit: cover;

    transition: transform .8s ease;
}

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

.project-status {
    position: absolute;

    top: 18px;
    left: 18px;

    padding: 8px 12px;

    background: var(--green);

    color: var(--white);

    border-radius: 100px;

    font-size: 8px;
    font-weight: 800;

    letter-spacing: .12em;
}

.project-body {
    padding: 30px;
}

.project-category {
    font-size: 9px;
    font-weight: 800;

    letter-spacing: .13em;

    color: var(--green-dark);
}

.project-body h3 {
    margin-top: 12px;

    font-size: 21px;
}

.project-location {
    margin-top: 8px;

    font-size: 12px;
}

.project-capacity {
    display: flex;

    flex-wrap: wrap;

    align-items: center;

    gap: 8px;

    margin-top: 25px;

    padding: 17px;

    background: var(--off-white);

    border-radius: 10px;
}

.capacity-label {
    display: block;

    width: 100%;

    margin-bottom: 3px;

    font-size: 8px;
    font-weight: 800;

    letter-spacing: .13em;

    color: var(--text-soft);
}

.project-capacity strong {
    font-size: 17px;

    color: var(--black);
}

.capacity-divider {
    color: var(--text-light);
}

.project-specs {
    display: grid;

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

    margin-top: 20px;

    border-top: 1px solid var(--border);

    border-bottom: 1px solid var(--border);
}

.project-specs div {
    padding: 15px 8px;

    text-align: center;

    border-right: 1px solid var(--border);
}

.project-specs div:last-child {
    border-right: 0;
}

.project-specs strong {
    display: block;

    font-size: 11px;

    color: var(--black);
}

.project-specs span {
    display: block;

    margin-top: 3px;

    font-size: 8px;
    font-weight: 700;

    color: var(--text-soft);

    text-transform: uppercase;
}

.project-confidential {
    display: flex;

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

    margin-top: 20px;

    padding-top: 15px;

    border-top: 1px solid var(--border);
}

.project-confidential span {
    font-size: 8px;
    font-weight: 800;

    letter-spacing: .1em;

    color: var(--text-soft);
}

.project-confidential strong {
    font-size: 11px;

    color: var(--black);
}


/* =========================================================
   15. COMMERCIAL SECTION
   ========================================================= */

.commercial-section {
    padding: 140px 0;

    background: var(--white);
}

.commercial-grid {
    display: grid;

    grid-template-columns:
        1fr
        1fr;

    gap: 90px;

    align-items: center;
}

.commercial-image {
    height: 600px;

    overflow: hidden;

    border-radius: 25px;
}

.commercial-image img {
    height: 100%;

    object-fit: cover;

    transition: transform 1s ease;
}

.commercial-image:hover img {
    transform: scale(1.04);
}

.commercial-content h2 {
    max-width: 650px;
}

.commercial-content > p {
    max-width: 570px;

    margin-top: 25px;

    font-size: 15px;

    line-height: 1.8;
}

.feature-list {
    margin: 35px 0;
}

.feature-list li {
    position: relative;

    padding: 11px 0 11px 27px;

    border-bottom: 1px solid var(--border);

    font-size: 13px;
    font-weight: 600;
}

.feature-list li::before {
    content: "";

    position: absolute;

    left: 0;
    top: 19px;

    width: 8px;
    height: 8px;

    background: var(--green);

    border-radius: 50%;
}


/* =========================================================
   16. ABOUT
   ========================================================= */

.about-section {
    background: var(--off-white);
}

.about-grid {
    display: grid;

    grid-template-columns:
        1fr
        1fr;

    gap: 100px;

    align-items: start;
}

.about-content h2 {
    max-width: 550px;
}

.about-content p {
    max-width: 570px;

    margin-top: 25px;

    font-size: 15px;

    line-height: 1.9;
}

.about-points {
    border-top: 1px solid var(--border);
}

.about-point {
    display: grid;

    grid-template-columns: 55px 1fr;

    gap: 20px;

    padding: 27px 0;

    border-bottom: 1px solid var(--border);
}

.about-point > strong {
    color: var(--green);

    font-size: 11px;
}

.about-point h3 {
    margin-bottom: 5px;

    font-size: 17px;
}

.about-point p {
    font-size: 12px;

    line-height: 1.7;
}


/* =========================================================
   17. CTA
   ========================================================= */

.cta-section {
    position: relative;

    padding: 100px 0;

    background:
        linear-gradient(
            110deg,
            var(--green-deep),
            var(--green)
        );

    overflow: hidden;
}

.cta-section::before {
    content: "";

    position: absolute;

    right: -150px;
    top: -250px;

    width: 550px;
    height: 550px;

    border: 1px solid rgba(255,255,255,.15);

    border-radius: 50%;
}

.cta-container {
    position: relative;

    z-index: 2;

    display: flex;

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

    gap: 50px;
}

.cta-section .eyebrow {
    color: rgba(255,255,255,.75);
}

.cta-section .eyebrow::before {
    background: var(--gold);
}

.cta-section h2 {
    max-width: 700px;

    color: var(--white);
}

.cta-section p {
    margin-top: 15px;

    color: rgba(255,255,255,.75);
}

.cta-actions {
    display: flex;

    flex-shrink: 0;

    gap: 12px;
}


/* =========================================================
   18. CONTACT
   ========================================================= */

.contact-section {
    background: var(--white);
}

.contact-grid {
    display: grid;

    grid-template-columns:
        .75fr
        1.25fr;

    gap: 100px;
}

.contact-information {
    border-top: 1px solid var(--border);
}

.contact-item {
    padding: 27px 0;

    border-bottom: 1px solid var(--border);
}

.contact-item > span {
    display: block;

    margin-bottom: 8px;

    font-size: 9px;
    font-weight: 800;

    letter-spacing: .14em;

    color: var(--green-dark);
}

.contact-item strong,
.contact-item a {
    font-size: 17px;

    color: var(--black);
}

.contact-item a {
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--green-dark);
}

.contact-item p {
    margin-top: 6px;

    font-size: 13px;

    line-height: 1.7;
}

.contact-form-wrapper {
    padding: 40px;

    background: var(--off-white);

    border-radius: 20px;
}

.contact-form {
    display: flex;

    flex-direction: column;

    gap: 20px;
}

.form-row {
    display: grid;

    grid-template-columns:
        1fr
        1fr;

    gap: 18px;
}

.form-group {
    display: flex;

    flex-direction: column;

    gap: 8px;
}

.form-group label {
    font-size: 10px;
    font-weight: 800;

    color: var(--black);

    letter-spacing: .04em;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;

    padding: 15px 16px;

    background: var(--white);

    border: 1px solid var(--border);

    border-radius: 9px;

    outline: none;

    font-size: 13px;

    color: var(--black);

    transition: var(--transition);
}

.form-group textarea {
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #a4aaa2;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--green);

    box-shadow:
        0 0 0 3px rgba(105,184,47,.10);
}


/* =========================================================
   19. FOOTER
   ========================================================= */

.site-footer {
    background: var(--black);

    color: var(--white);
}

.footer-grid {
    display: grid;

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

    gap: 60px;

    padding-top: 80px;
    padding-bottom: 70px;
}

.footer-brand img {
    width: 190px;

    margin-bottom: 20px;

    /* Gives the green logo a cleaner presence on dark background */
    filter: brightness(1.05);
}

.footer-brand p {
    max-width: 300px;

    font-size: 12px;

    color: #8e968d;

    line-height: 1.8;
}

.footer-column {
    display: flex;

    flex-direction: column;

    align-items: flex-start;

    gap: 12px;
}

.footer-column h4 {
    margin-bottom: 10px;

    font-size: 12px;

    text-transform: uppercase;

    letter-spacing: .1em;

    color: var(--white);
}

.footer-column a {
    font-size: 11px;

    color: #8e968d;

    transition: var(--transition);
}

.footer-column a:hover {
    color: var(--green);
    transform: translateX(3px);
}

.footer-bottom {
    padding: 20px 0;

    border-top: 1px solid rgba(255,255,255,.08);
}

.footer-bottom .container {
    display: flex;

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

    gap: 20px;
}

.footer-bottom p {
    font-size: 9px;

    color: #6e756d;
}


/* =========================================================
   20. IMAGE LOADING
   ========================================================= */

img {
    background:
        linear-gradient(
            135deg,
            #edf1eb,
            #f8f9f7
        );
}


/* =========================================================
   21. SELECTION
   ========================================================= */

::selection {
    background: var(--green);

    color: var(--white);
}


/* =========================================================
   22. SCROLLBAR
   ========================================================= */

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #eef0ec;
}

::-webkit-scrollbar-thumb {
    background: #8dbb73;

    border-radius: 20px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--green-dark);
}


/* =========================================================
   23. RESPONSIVE — TABLET
========================================================= */

@media (max-width: 1100px) {

    .main-navigation {
        gap: 18px;
    }

    .nav-cta {
        display: none;
    }

    .hero-grid {
        gap: 45px;
    }

    .hero-visual {
        height: 580px;
    }

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

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

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

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


/* =========================================================
   24. RESPONSIVE — MOBILE
========================================================= */

@media (max-width: 768px) {

    .container {
        width: min(
            calc(100% - 32px),
            var(--container)
        );
    }

    .site-header {
        height: 72px;
    }

    .brand-logo {
        width: 165px;
    }

    .main-navigation {
        position: fixed;

        top: 72px;
        left: 16px;
        right: 16px;

        display: none;

        flex-direction: column;

        align-items: stretch;

        gap: 0;

        padding: 10px;

        background: rgba(255,255,255,.98);

        border: 1px solid var(--border);

        border-radius: 16px;

        box-shadow: var(--shadow-md);

        margin: 0;
    }

    .main-navigation.active {
        display: flex;
    }

    .main-navigation a {
        padding: 14px;

        border-radius: 8px;
    }

    .main-navigation a:hover {
        background: var(--off-white);
    }

    .main-navigation a::after {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-section {
        padding-top: 115px;
        padding-bottom: 70px;
    }

    .hero-grid {
        display: flex;

        flex-direction: column;

        gap: 45px;

        min-height: auto;
    }

    .hero-content {
        width: 100%;
    }

    .hero-content h1 {
        font-size: clamp(
            3rem,
            14vw,
            5rem
        );
    }

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

    .hero-actions {
        flex-direction: column;

        align-items: stretch;
    }

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

    .hero-stats {
        margin-top: 40px;

        overflow-x: auto;
    }

    .stat-item {
        min-width: 130px;

        padding-right: 18px;
        margin-right: 18px;
    }

    .hero-visual {
        width: 100%;
        height: 480px;
    }

    .hero-floating-card {
        left: 15px;
        right: 15px;
        bottom: 20px;

        width: auto;
    }

    .trust-section,
    .process-section,
    .kits-section,
    .about-section,
    .contact-section,
    .commercial-section,
    .projects-section {
        padding: 80px 0;
    }

    .section-heading {
        margin-bottom: 40px;
    }

    .section-heading h2 {
        font-size: 2.5rem;
    }

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

    .trust-card {
        border-right: 0;

        border-bottom: 1px solid var(--border);
    }

    .trust-card:last-child {
        border-bottom: 0;
    }

    .epc-section {
        padding: 80px 0;
    }

    .epc-grid {
        grid-template-columns: 1fr;

        gap: 45px;
    }

    .epc-image {
        height: 400px;
    }

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

    .process-card {
        min-height: 210px;
    }

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

    .kit-image {
        height: 260px;
    }

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

    .project-image {
        height: 280px;
    }

    .commercial-grid {
        grid-template-columns: 1fr;

        gap: 45px;
    }

    .commercial-image {
        height: 400px;
    }

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

        gap: 55px;
    }

    .cta-section {
        padding: 75px 0;
    }

    .cta-container {
        flex-direction: column;

        align-items: flex-start;
    }

    .cta-actions {
        width: 100%;

        flex-direction: column;
    }

    .cta-actions .btn {
        width: 100%;
    }

    .contact-grid {
        grid-template-columns: 1fr;

        gap: 50px;
    }

    .contact-form-wrapper {
        padding: 25px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

        gap: 45px 25px;

        padding-top: 60px;
        padding-bottom: 50px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer-bottom .container {
        flex-direction: column;

        align-items: flex-start;
    }
}


/* =========================================================
   25. SMALL MOBILE
========================================================= */

@media (max-width: 480px) {

    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.25rem;
    }

    .hero-visual {
        height: 420px;
    }

    .hero-floating-card {
        padding: 20px;
    }

    .hero-floating-card strong {
        font-size: 15px;
    }

    .project-body {
        padding: 22px;
    }

    .project-capacity {
        display: block;
    }

    .project-capacity strong {
        display: inline-block;

        margin-top: 4px;
    }

    .capacity-divider {
        margin: 0 5px;
    }

    .project-specs {
        grid-template-columns: 1fr;
    }

    .project-specs div {
        border-right: 0;

        border-bottom: 1px solid var(--border);
    }

    .project-specs div:last-child {
        border-bottom: 0;
    }

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

    .footer-brand {
        grid-column: auto;
    }

}
/* =========================================================
   JAVASCRIPT INTERACTIONS
   ========================================================= */

.site-header.scrolled {
    height: 72px;

    background: rgba(255,255,255,.97);

    box-shadow:
        0 8px 30px rgba(20,35,20,.07);
}

.main-navigation a.active {
    color: var(--green-dark);
}

.reveal {
    opacity: 0;

    transform: translateY(25px);

    transition:
        opacity .7s ease,
        transform .7s cubic-bezier(.2,.7,.2,1);
}

.reveal.revealed {
    opacity: 1;

    transform: translateY(0);
}

.form-message {
    padding: 13px 16px;

    margin-bottom: 15px;

    border-radius: 8px;

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

    opacity: 0;

    transform: translateY(-5px);

    transition: all .3s ease;
}

.form-message.visible {
    opacity: 1;

    transform: translateY(0);
}

.form-message.success {
    background: rgba(105,184,47,.12);

    color: var(--green-dark);

    border: 1px solid rgba(105,184,47,.25);
}

.form-message.error {
    background: rgba(190,50,50,.08);

    color: #a33232;

    border: 1px solid rgba(190,50,50,.15);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform:
        translateY(7px)
        rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform:
        translateY(-7px)
        rotate(-45deg);
}

.mobile-menu-toggle span {
    transition: all .25s ease;
}
/* =========================================================
   SOLAR ROI CALCULATOR
   ========================================================= */

.calculator-section {
    padding: 135px 0;

    background:
        linear-gradient(
            135deg,
            #f4f8f1,
            #ffffff
        );
}

.calculator-wrapper {
    display: grid;

    grid-template-columns:
        .8fr
        1.2fr;

    gap: 0;

    overflow: hidden;

    background: var(--white);

    border: 1px solid var(--border);

    border-radius: 24px;

    box-shadow: var(--shadow-md);
}

.calculator-inputs {
    padding: 50px;

    background: var(--black);

    color: var(--white);
}

.calculator-results {
    padding: 50px;
}

.calculator-header {
    margin-bottom: 40px;
}

.calculator-header > span {
    display: block;

    margin-bottom: 10px;

    font-size: 9px;
    font-weight: 800;

    letter-spacing: .15em;

    color: var(--green);
}

.calculator-header h3 {
    font-size: 24px;
}

.calculator-inputs .calculator-header h3 {
    color: var(--white);
}

.calculator-results .calculator-header h3 {
    color: var(--black);
}

.calculator-field {
    margin-bottom: 35px;
}

.calculator-field label {
    display: block;

    margin-bottom: 10px;

    font-size: 11px;
    font-weight: 700;
}

.calculator-inputs select {
    width: 100%;

    height: 52px;

    padding: 0 15px;

    border: 1px solid rgba(255,255,255,.15);

    border-radius: 9px;

    background: rgba(255,255,255,.06);

    color: var(--white);

    outline: none;

    font-size: 13px;
}

.calculator-inputs select option {
    color: var(--black);
    background: var(--white);
}

.field-heading {
    display: flex;

    justify-content: space-between;

    align-items: center;

    gap: 15px;
}

.field-heading strong {
    font-size: 14px;

    color: var(--green);
}

.calculator-inputs input[type="range"] {
    width: 100%;

    margin-top: 12px;

    accent-color: var(--green);

    cursor: pointer;
}

.range-labels {
    display: flex;

    justify-content: space-between;

    margin-top: 5px;

    font-size: 9px;

    color: #8d968b;
}

.calculator-note {
    padding-top: 25px;

    border-top: 1px solid rgba(255,255,255,.12);

    font-size: 10px;

    line-height: 1.7;

    color: #858d83;
}

.recommended-result {
    padding: 25px;

    background: var(--off-white);

    border-left: 4px solid var(--green);

    border-radius: 10px;
}

.recommended-result span,
.result-card span,
.subsidy-result span {
    display: block;

    margin-bottom: 7px;

    font-size: 8px;
    font-weight: 800;

    letter-spacing: .12em;

    color: var(--text-soft);
}

.recommended-result strong {
    font-size: 36px;

    color: var(--green-dark);
}

.result-grid {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 1px;

    margin-top: 25px;

    background: var(--border);

    border: 1px solid var(--border);
}

.result-card {
    min-height: 110px;

    padding: 22px;

    background: var(--white);
}

.result-card strong {
    display: block;

    font-size: 18px;

    color: var(--black);
}

.subsidy-result {
    display: flex;

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

    margin-top: 20px;

    padding: 22px 25px;

    background:
        rgba(105,184,47,.09);

    border: 1px solid rgba(105,184,47,.20);

    border-radius: 12px;
}

.subsidy-result strong {
    display: block;

    font-size: 26px;

    color: var(--green-dark);
}

.subsidy-icon {
    display: flex;

    width: 44px;
    height: 44px;

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

    border-radius: 50%;

    background: var(--green);

    color: var(--white);

    font-weight: 800;
}

.calculator-info {
    margin-top: 15px;

    padding: 15px;

    background: var(--off-white);

    border-radius: 8px;

    font-size: 10px;

    line-height: 1.7;

    color: var(--text-soft);
}

.calculator-info strong {
    color: var(--text);
}

.calculator-cta {
    width: 100%;

    margin-top: 25px;
}


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

@media (max-width: 900px) {

    .calculator-wrapper {
        grid-template-columns: 1fr;
    }

}

@media (max-width: 600px) {

    .calculator-section {
        padding: 80px 0;
    }

    .calculator-inputs,
    .calculator-results {
        padding: 28px 22px;
    }

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

    .recommended-result strong {
        font-size: 30px;
    }

}
/* =========================================================
   KIT CONFIGURATOR
========================================================= */

.kit-configurator-section {
    padding: 110px 0;
    background: #f7f8f5;
}

.kit-configurator {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(380px, 0.95fr);
    gap: 28px;
    margin-top: 55px;
    align-items: stretch;
}


/* ---------------------------------------------------------
   CONFIGURATION PANEL
--------------------------------------------------------- */

.kit-config-panel {
    background: #ffffff;
    border: 1px solid #e6e9e3;
    padding: 38px;
    border-radius: 22px;
}

.config-panel-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 26px;
}

.config-number {
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #edf7e8;
    color: #438c21;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .08em;
}

.config-panel-header h3 {
    margin: 0 0 5px;
    font-size: 19px;
    color: #111511;
}

.config-panel-header p {
    margin: 0;
    color: #747b72;
    font-size: 13px;
}


/* ---------------------------------------------------------
   CAPACITY OPTIONS
--------------------------------------------------------- */

.capacity-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.capacity-option {
    position: relative;
    min-height: 112px;
    padding: 18px 14px;
    text-align: left;
    border: 1px solid #e1e5dd;
    background: #ffffff;
    border-radius: 14px;
    cursor: pointer;
    transition:
        transform .25s ease,
        border-color .25s ease,
        background .25s ease,
        box-shadow .25s ease;
}

.capacity-option:hover {
    transform: translateY(-2px);
    border-color: #a9c99a;
}

.capacity-option.active {
    border-color: #69b82f;
    background: #f2faee;
    box-shadow: 0 8px 24px rgba(67, 140, 33, .10);
}

.capacity-value {
    display: block;
    font-size: 28px;
    line-height: 1;
    font-weight: 800;
    letter-spacing: -.04em;
    color: #111511;
}

.capacity-unit {
    display: block;
    margin-top: 3px;
    font-size: 12px;
    font-weight: 700;
    color: #438c21;
}

.capacity-option small {
    display: block;
    margin-top: 10px;
    color: #777d76;
    font-size: 11px;
    line-height: 1.35;
}


/* ---------------------------------------------------------
   DIVIDER
--------------------------------------------------------- */

.config-divider {
    height: 1px;
    background: #e9ece6;
    margin: 36px 0;
}


/* ---------------------------------------------------------
   APPLICATION OPTIONS
--------------------------------------------------------- */

.application-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.application-option {
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 16px;
    border: 1px solid #e1e5dd;
    border-radius: 13px;
    cursor: pointer;
    transition: all .25s ease;
}

.application-option:hover {
    border-color: #b5cdae;
}

.application-option.active {
    background: #f2faee;
    border-color: #69b82f;
}

.application-option input {
    display: none;
}

.application-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: #f0f2ed;
    color: #438c21;
    font-size: 18px;
}

.application-option.active .application-icon {
    background: #dff2d5;
}

.application-option strong {
    display: block;
    color: #151915;
    font-size: 13px;
}

.application-option small {
    display: block;
    margin-top: 3px;
    color: #858a83;
    font-size: 10px;
}


/* ---------------------------------------------------------
   MODULE OPTIONS
--------------------------------------------------------- */

.module-options {
    display: grid;
    gap: 10px;
}

.module-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    padding: 17px 18px;
    border: 1px solid #e1e5dd;
    border-radius: 13px;
    cursor: pointer;
    transition: all .25s ease;
}

.module-option:hover {
    border-color: #b5cdae;
}

.module-option.active {
    border-color: #69b82f;
    background: #f2faee;
}

.module-option input {
    display: none;
}

.module-option strong {
    display: block;
    font-size: 13px;
    color: #111511;
}

.module-option span:not(.option-check) {
    display: block;
    margin-top: 4px;
    color: #858a83;
    font-size: 11px;
}

.option-check {
    width: 23px;
    height: 23px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid #d5d9d2;
    color: transparent;
    font-size: 11px;
}

.module-option.active .option-check {
    background: #69b82f;
    border-color: #69b82f;
    color: #ffffff;
}


/* ---------------------------------------------------------
   RESULT PANEL
--------------------------------------------------------- */

.kit-result-panel {
    position: relative;
    overflow: hidden;
    padding: 38px;
    border-radius: 22px;
    background: #151915;
    color: #ffffff;
}

.kit-result-panel::before {
    content: "";
    position: absolute;
    width: 260px;
    height: 260px;
    top: -130px;
    right: -90px;
    border-radius: 50%;
    background: rgba(105, 184, 47, .12);
}

.result-top {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 25px;
    border-bottom: 1px solid rgba(255,255,255,.12);
}

.result-label {
    display: block;
    color: #91a18d;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .15em;
}

.selected-capacity {
    text-align: right;
}

.selected-capacity strong {
    display: block;
    color: #ffffff;
    font-size: 34px;
    line-height: 1;
    letter-spacing: -.04em;
}

.selected-capacity span {
    display: block;
    margin-top: 6px;
    color: #92a08f;
    font-size: 11px;
}


/* ---------------------------------------------------------
   RESULT SUMMARY
--------------------------------------------------------- */

.result-summary {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    padding: 22px 0;
}

.result-summary div {
    padding: 14px;
    border-radius: 12px;
    background: rgba(255,255,255,.055);
}

.result-summary span {
    display: block;
    margin-bottom: 5px;
    color: #899489;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.result-summary strong {
    display: block;
    color: #ffffff;
    font-size: 13px;
}


/* ---------------------------------------------------------
   BOM
--------------------------------------------------------- */

.bom-header {
    margin-bottom: 18px;
}

.bom-header .eyebrow {
    color: #69b82f;
}

.bom-header h3 {
    margin: 7px 0 0;
    font-size: 20px;
}

.bom-list {
    display: grid;
    gap: 8px;
}

.bom-item {
    display: grid;
    grid-template-columns: 30px 1fr auto;
    align-items: center;
    gap: 12px;
    padding: 13px 14px;
    background: rgba(255,255,255,.045);
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 11px;
}

.bom-icon {
    width: 27px;
    height: 27px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 7px;
    background: rgba(105,184,47,.13);
    color: #78c84a;
    font-size: 8px;
    font-weight: 800;
}

.bom-item strong {
    display: block;
    font-size: 12px;
    color: #ffffff;
}

.bom-item small {
    display: block;
    margin-top: 3px;
    color: #899489;
    font-size: 10px;
    line-height: 1.35;
}

.bom-status {
    color: #78c84a;
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
}


/* ---------------------------------------------------------
   RESULT NOTE
--------------------------------------------------------- */

.result-note {
    display: flex;
    gap: 10px;
    margin-top: 18px;
    padding: 13px;
    border-radius: 10px;
    background: rgba(255,255,255,.045);
}

.result-note > span {
    width: 19px;
    height: 19px;
    flex: 0 0 19px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #5e6d5b;
    border-radius: 50%;
    color: #a8b5a4;
    font-size: 10px;
}

.result-note p {
    margin: 0;
    color: #899489;
    font-size: 10px;
    line-height: 1.5;
}


/* ---------------------------------------------------------
   QUOTE BUTTON
--------------------------------------------------------- */

.kit-quote-button {
    width: 100%;
    justify-content: space-between;
    margin-top: 18px;
}

.kit-quote-button span {
    font-size: 18px;
}


/* ---------------------------------------------------------
   RESPONSIVE
--------------------------------------------------------- */

@media (max-width: 1000px) {

    .kit-configurator {
        grid-template-columns: 1fr;
    }

}

@media (max-width: 650px) {

    .kit-configurator-section {
        padding: 75px 0;
    }

    .kit-config-panel,
    .kit-result-panel {
        padding: 25px;
        border-radius: 17px;
    }

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

    .application-options {
        grid-template-columns: 1fr;
    }

    .result-top {
        display: block;
    }

    .selected-capacity {
        margin-top: 20px;
        text-align: left;
    }

    .result-summary {
        grid-template-columns: 1fr;
    }

    .bom-item {
        grid-template-columns: 28px 1fr;
    }

    .bom-status {
        display: none;
    }

}

@media (max-width: 420px) {

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

}