/* =====================================================
   SORATH ENERGY - PDF THEME
===================================================== */

:root {
    --primary: #0b5d3b;
    --primary-dark: #073d29;
    --primary-light: #167a4d;

    --lime: #c5df63;
    --lime-light: #e5efb5;

    --green-bg: #f2f7ee;

    --white: #ffffff;

    --text: #183b2d;
    --text-dark: #10291f;
    --text-light: #68766f;

    --border: #dce6df;

    --shadow:
        0 12px 35px rgba(11, 61, 41, 0.10);

    --radius: 12px;
}


/* =====================================================
   RESET
===================================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family:
        Arial,
        Helvetica,
        sans-serif;

    background: var(--white);

    color: var(--text);

    line-height: 1.6;
}

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

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

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


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

.container {
    width: 90%;
    max-width: 1200px;

    margin: auto;
}


/* =====================================================
   HEADER
===================================================== */

.site-header {
    position: fixed;

    top: 0;
    left: 0;

    width: 100%;

    height: 82px;

    background: rgba(255, 255, 255, 0.97);

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

    z-index: 999;

    box-shadow:
        0 3px 20px rgba(0, 0, 0, 0.05);
}


.navbar {
    height: 82px;

    display: flex;

    align-items: center;

    justify-content: space-between;
}


/* =====================================================
   LOGO
===================================================== */

.logo {
    display: flex;

    flex-direction: column;

    line-height: 1.1;
}

.logo-main {
    color: var(--primary);

    font-size: 21px;

    font-weight: 800;

    letter-spacing: 0.5px;
}

.logo-sub {
    color: var(--text-light);

    font-size: 9px;

    font-weight: 600;

    letter-spacing: 2px;

    margin-top: 4px;
}


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

.main-nav {
    display: flex;

    align-items: center;

    gap: 25px;
}

.main-nav a {
    position: relative;

    font-size: 14px;

    font-weight: 600;

    color: var(--text);

    padding: 30px 0;

    transition: 0.3s;
}

.main-nav a:hover {
    color: var(--primary-light);
}

.main-nav a.active {
    color: var(--primary);
}


/* Active underline */

.main-nav a.active::after {
    content: "";

    position: absolute;

    bottom: 20px;
    left: 0;

    width: 100%;
    height: 2px;

    background: var(--lime);
}


/* =====================================================
   CONTACT NAV BUTTON
===================================================== */

.main-nav .nav-contact {
    color: var(--white);

    background: var(--primary);

    padding: 11px 20px;

    border-radius: 5px;
}

.main-nav .nav-contact:hover {
    background: var(--primary-dark);

    color: var(--white);
}

.main-nav .nav-contact::after {
    display: none;
}


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

.menu-toggle {
    display: none;

    border: none;

    background: transparent;

    color: var(--primary);

    font-size: 28px;

    cursor: pointer;
}


/* =====================================================
   MAIN
===================================================== */

main {
    padding-top: 82px;
}


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

.page-hero {
    position: relative;

    overflow: hidden;

    padding: 120px 0;

    color: var(--white);

    background:
        linear-gradient(
            115deg,
            var(--primary-dark) 0%,
            var(--primary) 60%,
            #4e803e 100%
        );
}


/* Decorative lime circle */

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

    position: absolute;

    width: 400px;
    height: 400px;

    border-radius: 50%;

    background: rgba(197, 223, 99, 0.12);

    right: -150px;
    top: -150px;
}


.page-hero-content {
    position: relative;

    z-index: 2;

    max-width: 800px;
}


.page-hero .section-label {
    color: var(--lime);
}


.page-hero h1 {
    font-size: clamp(42px, 6vw, 68px);

    line-height: 1.08;

    font-weight: 800;

    margin: 15px 0 25px;
}


.page-hero p {
    max-width: 700px;

    color: #e5eee9;

    font-size: 18px;
}


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

.section {
    padding: 95px 0;
}

.section-light {
    background: var(--green-bg);
}


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

.section-label {
    color: var(--primary-light);

    font-size: 12px;

    font-weight: 800;

    letter-spacing: 2.5px;

    text-transform: uppercase;

    margin-bottom: 12px;
}


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

.section-title {
    color: var(--text-dark);

    font-size: clamp(32px, 5vw, 48px);

    line-height: 1.15;

    font-weight: 800;

    margin-bottom: 22px;
}


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

    color: var(--text-light);

    font-size: 16px;
}


/* =====================================================
   GREEN ACCENT LINE
===================================================== */

.green-line {
    width: 60px;

    height: 4px;

    background: var(--lime);

    margin: 20px 0 25px;

    border-radius: 5px;
}


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

.grid-2 {
    display: grid;

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

    gap: 45px;
}

.grid-3 {
    display: grid;

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

    gap: 25px;
}

.grid-4 {
    display: grid;

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

    gap: 22px;
}


/* =====================================================
   CARDS
===================================================== */

.card {
    position: relative;

    background: var(--white);

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

    border-radius: var(--radius);

    padding: 32px;

    box-shadow:
        0 4px 15px rgba(0, 0, 0, 0.03);

    transition:
        transform 0.3s,
        box-shadow 0.3s,
        border-color 0.3s;
}


.card::before {
    content: "";

    position: absolute;

    top: 0;
    left: 0;

    width: 45px;
    height: 4px;

    background: var(--lime);

    border-radius:
        12px 0 5px 0;
}


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

    border-color: #c9d9cc;

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


.card h3 {
    color: var(--primary);

    font-size: 20px;

    margin-bottom: 12px;
}


.card p {
    color: var(--text-light);

    font-size: 15px;
}


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

.btn {
    display: inline-flex;

    align-items: center;

    justify-content: center;

    padding: 13px 25px;

    border-radius: 5px;

    font-size: 14px;

    font-weight: 700;

    transition: 0.3s;
}


.btn-primary {
    background: var(--lime);

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


.btn-primary:hover {
    background: #d3e77e;

    transform: translateY(-2px);
}


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

    color: var(--white);
}


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

    transform: translateY(-2px);
}


/* =====================================================
   STATISTICS
===================================================== */

.stats {
    display: grid;

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

    background: var(--primary);

    border-radius: var(--radius);

    overflow: hidden;
}

.stat {
    padding: 35px 20px;

    text-align: center;

    color: var(--white);

    border-right:
        1px solid rgba(255,255,255,0.15);
}

.stat:last-child {
    border-right: none;
}

.stat-number {
    display: block;

    color: var(--lime);

    font-size: 36px;

    font-weight: 800;
}

.stat-label {
    font-size: 13px;

    color: #d8e5df;
}


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

.site-footer {
    background: var(--primary-dark);

    color: #b9c9c0;
}


.footer-grid {
    display: grid;

    grid-template-columns:
        2fr 1fr 1fr 1.5fr;

    gap: 45px;

    padding: 70px 0;
}


.footer-logo {
    color: var(--lime);

    font-size: 23px;

    font-weight: 800;
}


.footer-about p {
    max-width: 350px;

    margin-top: 14px;

    color: #9fb2a7;
}


.footer-links,
.footer-contact {
    display: flex;

    flex-direction: column;
}


.footer-links h3,
.footer-contact h3 {
    color: var(--white);

    font-size: 16px;

    margin-bottom: 20px;
}


.footer-links a {
    color: #9fb2a7;

    margin-bottom: 10px;

    font-size: 14px;

    transition: 0.3s;
}


.footer-links a:hover {
    color: var(--lime);
}


.footer-contact p {
    color: #9fb2a7;

    margin-bottom: 10px;

    font-size: 14px;
}


.footer-bottom {
    border-top:
        1px solid rgba(255,255,255,0.1);

    padding: 20px 0;

    text-align: center;

    color: #879c91;

    font-size: 12px;
}


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

.contact-card {
    background: var(--primary);

    color: var(--white);

    border-radius: var(--radius);

    padding: 40px;
}


.contact-card h3 {
    color: var(--lime);
}


.contact-card p {
    color: #d7e3dc;
}


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

@media (max-width: 1000px) {

    .main-nav {
        gap: 15px;
    }

    .main-nav a {
        font-size: 13px;
    }

    .grid-4 {
        grid-template-columns:
            repeat(2, 1fr);
    }

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

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

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


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

@media (max-width: 768px) {

    .site-header,
    .navbar {
        height: 72px;
    }

    main {
        padding-top: 72px;
    }

    .menu-toggle {
        display: block;
    }

    .main-nav {
        display: none;

        position: absolute;

        top: 72px;
        left: 0;

        width: 100%;

        background: var(--white);

        flex-direction: column;

        align-items: flex-start;

        gap: 0;

        padding: 15px 5%;

        box-shadow:
            0 12px 25px rgba(0,0,0,0.08);
    }

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

    .main-nav a {
        width: 100%;

        padding: 12px 0;
    }

    .main-nav a.active::after {
        display: none;
    }

    .main-nav .nav-contact {
        width: auto;

        padding: 10px 18px;

        margin-top: 8px;
    }

    .page-hero {
        padding: 80px 0;
    }

    .section {
        padding: 65px 0;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

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

    .stat {
        border-right: none;

        border-bottom:
            1px solid rgba(255,255,255,0.15);
    }

    .stat:last-child {
        border-bottom: none;
    }

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

        padding: 50px 0;
    }
}


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

@media (max-width: 480px) {

    .container {
        width: 92%;
    }

    .logo-main {
        font-size: 18px;
    }

    .logo-sub {
        font-size: 8px;
    }

    .page-hero h1 {
        font-size: 40px;
    }

    .page-hero p {
        font-size: 16px;
    }

    .card {
        padding: 25px;
    }

    .btn {
        width: 100%;

        margin: 5px 0 !important;
    }
}

/* =========================================
   IMAGES
========================================= */

.content-image {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 16px;
    display: block;
    box-shadow: var(--shadow);
}

.image-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.image-card {
    overflow: hidden;
    border-radius: 16px;
    box-shadow: var(--shadow);
    background: white;
}

.image-card img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

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


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

.about-home-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 45px;
    align-items: center;
}


/* =========================================
   ENGINEERING
========================================= */

.engineering-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.engineering-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.engineering-card img {
    width: 100%;
    height: 330px;
    object-fit: contain;
    display: block;
    background: #fff;
}

.engineering-card h3 {
    padding: 15px 20px;
    margin: 0;
}


/* =========================================
   PROJECTS
========================================= */

.project-block {
    margin-top: 45px;
}

.project-heading {
    background: var(--primary-dark);
    color: white;
    padding: 14px 20px;
    border-radius: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    margin-bottom: 18px;
}

.project-heading h3 {
    margin: 0 0 4px;
}

.project-heading span {
    opacity: 0.8;
    font-size: 14px;
}

.project-heading strong {
    background: #ff851b;
    padding: 8px 18px;
    border-radius: 30px;
    white-space: nowrap;
}

.project-images {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.project-images img {
    width: 100%;
    height: 230px;
    object-fit: cover;
    border-radius: 14px;
    display: block;
    box-shadow: var(--shadow);
}


/* =========================================
   SAFETY
========================================= */

.safety-image-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
    margin-top: 30px;
}

.safety-image-grid img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 16px;
    display: block;
    box-shadow: var(--shadow);
}


/* =========================================
   PARTNERSHIP MAP
========================================= */

.map-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
    margin-top: 35px;
}

.map-wrapper img {
    width: 100%;
    max-height: 550px;
    object-fit: contain;
}

.coverage-list {
    display: grid;
    gap: 12px;
}

.coverage-list div {
    background: var(--green-bg);
    border: 1px solid var(--border);
    padding: 15px 20px;
    border-radius: 12px;
    font-weight: 700;
    color: var(--text);
}


/* =========================================
   LEADERSHIP / OFFICE
========================================= */

.office-image-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.office-image-grid img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    border-radius: 16px;
    display: block;
    box-shadow: var(--shadow);
}


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

.hero-section {
    min-height: 680px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-content {
    color: white;
    padding-top: 80px;
    padding-bottom: 80px;
}

.hero-label {
    color: var(--lime);
}

.hero-content h1 {
    color: white;
    font-size: clamp(42px, 6vw, 72px);
    line-height: 1.05;
    margin: 20px 0;
}

.hero-content p {
    color: white;
    max-width: 700px;
    font-size: 18px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    margin-top: 30px;
}

.btn-outline-white {
    border: 1px solid white;
    color: white;
}


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

@media (max-width: 900px) {

    .about-home-grid,
    .map-wrapper {
        grid-template-columns: 1fr;
    }

    .image-grid-3,
    .project-images {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .office-image-grid {
        grid-template-columns: 1fr 1fr;
    }
}


@media (max-width: 600px) {

    .hero-section {
        min-height: 560px;
    }

    .hero-content {
        padding: 60px 20px;
    }

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

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .image-grid-3,
    .project-images,
    .safety-image-grid,
    .office-image-grid {
        grid-template-columns: 1fr;
    }

    .project-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .project-heading strong {
        align-self: flex-start;
    }

    .project-images img {
        height: 240px;
    }

    .content-image {
        height: 260px;
    }

    .engineering-card img {
        height: 250px;
    }
}