:root {
    /* Brand Colors (from your logo) */
    --brand-blue: #2030A0;
    --brand-gold: #F0A030;

    /* Corporate Theme */
    --text-dark: #0f172a;
    --text-muted: #5b6475;
    --border: rgba(15, 23, 42, 0.12);
    --soft: #f7f9ff;
    --soft-2: #f7f7fb;
    --white: #ffffff;
    --shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
    --shadow-soft: 0 12px 35px rgba(15, 23, 42, 0.06);
    --radius-xl: 12px;
    --radius-lg: 12px;
    --radius-md: 12px;
}

* {
    font-family: "Manrope", sans-serif;
}

body {
    background: #ffffff;
    color: var(--text-dark);
    overflow-x: hidden;
}

a {
    text-decoration: none;
}

/* =========================
       Utilities
    ========================== */
.section {
    padding: 70px 0;
}

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

.section-title {
    max-width: 720px;
    margin: 0 auto 40px;
    text-align: center;
}

.section-title .badge {
    background: rgba(32, 48, 160, 0.1);
    color: var(--brand-blue);
    font-weight: 700;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(32, 48, 160, 0.12);
}

.section-title h2 {
    font-weight: 900;
    margin-top: 14px;
    letter-spacing: -0.02em;
}

.section-title p {
    margin-top: 10px;
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

.btn-brand {
    background: linear-gradient(135deg, var(--brand-blue), #2b43ff);
    color: #fff;
    border: none;
    padding: 12px 18px;
    border-radius: 999px;
    font-weight: 800;
    box-shadow: 0 18px 40px rgba(32, 48, 160, 0.25);
    transition: all 0.25s ease;
}

.btn-brand:hover {
    transform: translateY(-2px);
    box-shadow: 0 24px 55px rgba(32, 48, 160, 0.28);
    color: #fff;
}

.btn-outline-brand {
    border: 1px solid rgba(32, 48, 160, 0.25);
    color: var(--brand-blue);
    padding: 12px 18px;
    border-radius: 999px;
    font-weight: 800;
    transition: all 0.25s ease;
    background: #fff;
}

.btn-outline-brand:hover {
    background: rgba(32, 48, 160, 0.06);
    transform: translateY(-2px);
}

.text-muted2 {
    color: var(--text-muted);
}

.shadow-soft {
    box-shadow: var(--shadow-soft);
}

/* =========================
       Header
    ========================== */
.topbar {
    background: #0f172a;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.92rem;
}

.topbar a {
    color: rgba(255, 255, 255, 0.95);
}

.navbar {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.navbar .nav-link {
    font-weight: 800;
    color: #0f172a;
    opacity: 0.9;
    margin: 0 4px;
}

.navbar .nav-link:hover {
    color: var(--brand-blue);
}

.navbar-brand img {
    height: 42px;
}

/* =========================
       Hero Slider
    ========================== */
.hero {
    padding-top: 0;
}

.hero-slide {
    min-height: 92vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    border-radius: 0 0 38px 38px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transform: scale(1.02);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 25% 15%, rgba(240, 160, 48, 0.20), transparent 50%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.75));
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(240, 160, 48, 0.14);
    border: 1px solid rgba(240, 160, 48, 0.25);
    font-weight: 900;
    color: #7a3e00;
}

.hero-content h1 {
    font-weight: 1000;
    letter-spacing: -0.03em;
    margin-top: 14px;
    line-height: 1.05;
    font-size: 52px;
}

.hero-content p {
    margin-top: 14px;
    color: var(--text-muted);
    font-size: 1.08rem;
    line-height: 1.8;
}

.hero-cards {
    margin-top: 24px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.mini-card {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--radius-lg);
    padding: 14px 14px;
    box-shadow: var(--shadow-soft);
    transition: all 0.25s ease;
}

.mini-card:hover {
    transform: translateY(-4px);
    border-color: rgba(32, 48, 160, 0.18);
}

.mini-card h6 {
    font-weight: 900;
    margin-bottom: 4px;
}

.mini-card p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.swiper-button-next,
.swiper-button-prev {
    width: 44px;
    height: 44px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(15, 23, 42, 0.10);
    box-shadow: var(--shadow-soft);
    color: #0f172a;
}

.swiper-button-next:after,
.swiper-button-prev:after {
    font-size: 16px;
    font-weight: 900;
}

.swiper-pagination-bullet {
    background: rgba(15, 23, 42, 0.35);
    opacity: 1;
}

.swiper-pagination-bullet-active {
    background: var(--brand-blue);
}

/* =========================
       Feature Strip
    ========================== */
.feature-strip {
    margin-top: -40px;
    position: relative;
    z-index: 5;
}

.strip-card {
    background: #fff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 26px;
    box-shadow: var(--shadow);
    padding: 22px;
}

.strip-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 14px;
    border-radius: 18px;
    transition: all 0.25s ease;
}

.strip-item:hover {
    background: rgba(32, 48, 160, 0.04);
    transform: translateY(-2px);
}

.icon-pill {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    background: rgba(32, 48, 160, 0.08);
    color: var(--brand-blue);
    font-size: 1.2rem;
    flex: 0 0 auto;
    border: 1px solid rgba(32, 48, 160, 0.12);
}

.strip-item h6 {
    font-weight: 900;
    margin: 0;
}

.strip-item p {
    margin: 4px 0 0;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.55;
}

/* =========================
       About
    ========================== */
.about-wrap {
    background: linear-gradient(180deg, #ffffff, var(--soft));
    border-top: 1px solid rgba(15, 23, 42, 0.06);
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.about-card {
    border-radius: var(--radius-xl);
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: var(--shadow-soft);
    background: #fff;
    overflow: hidden;
}

.about-img {
    height: 450px;
    min-height: 420px;
    background: #eaf0ff;
    display: grid;
    place-items: center;
    position: relative;
}

.img-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(32, 48, 160, 0.08), rgba(240, 160, 48, 0.10));
    display: grid;
    place-items: center;
    color: rgba(15, 23, 42, 0.6);
    font-weight: 900;
    font-size: 1rem;
    letter-spacing: 0.02em;
}

/* =========================
       Cards
    ========================== */
.card-soft {
    background: #fff;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: var(--shadow-soft);
    transition: all 0.25s ease;
    overflow: hidden;
    height: 100%;
}

.card-soft:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 65px rgba(15, 23, 42, 0.10);
    border-color: rgba(32, 48, 160, 0.16);
}

.card-soft .card-body {
    padding: 22px;
}

.card-soft h5,
.card-soft h6 {
    font-weight: 900;
}

/* =========================
       Offering / Applications
    ========================== */
.app-icon {
    width: 54px;
    height: 54px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    background: rgba(240, 160, 48, 0.16);
    color: #7a3e00;
    font-size: 1.35rem;
    border: 1px solid rgba(240, 160, 48, 0.22);
    margin-bottom: 14px;
}

/* =========================
       Projects slider
    ========================== */
.project-thumb {
    height: 240px;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    overflow: hidden;
}

.project-thumb .img-placeholder {
    font-size: 0.95rem;
}

/* =========================
       Brands slider
    ========================== */
.brand-card {
    border-radius: 18px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: #fff;
    padding: 18px;
    box-shadow: var(--shadow-soft);
    transition: all 0.25s ease;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 110px;
}

.brand-card:hover {
    transform: translateY(-5px);
    border-color: rgba(32, 48, 160, 0.16);
}

/* =========================
       Reviews
    ========================== */
.review-card {
    padding: 24px;
}

.stars {
    color: var(--brand-gold);
    letter-spacing: 1px;
    font-size: 1.05rem;
}

/* =========================
       Contact
    ========================== */
.contact-wrap {
    background: linear-gradient(180deg, #ffffff, #f8fbff);
    border-top: 1px solid rgba(15, 23, 42, 0.06);
}

.form-control,
.form-select {
    border-radius: 14px;
    padding: 12px 14px;
    border: 1px solid rgba(15, 23, 42, 0.12);
}

.form-control:focus,
.form-select:focus {
    box-shadow: 0 0 0 0.2rem rgba(32, 48, 160, 0.15);
    border-color: rgba(32, 48, 160, 0.35);
}

/* =========================
       Footer
    ========================== */
footer {
    background: #0f172a;
    color: rgba(255, 255, 255, 0.85);
}

footer a {
    color: rgba(255, 255, 255, 0.85);
}

footer a:hover {
    color: #fff;
}

/* =========================
       Fade-up Animation
    ========================== */
.fade-up {
    opacity: 0;
    transform: translateY(26px);
    transition: all 0.7s ease;
}

.fade-up.show {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 991px) {
    .hero-slide {
        min-height: 85vh;
    }

    .hero-cards {
        grid-template-columns: 1fr;
    }
}

.img-ph {
    width: 100%;
    background: linear-gradient(180deg, rgba(32, 48, 160, 0.05), rgba(240, 160, 48, 0.05));
    border-bottom: 1px solid #e9eef6;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-weight: 700;
    color: #2c3a52;
}

.brandsSwiper .brand-card img {
    width: 100%;
}

.footer-logo {
    width: 200px;
}

/* calculator */
.solar-calculator-section {
    background-image: url('../img/calculator.jpg');
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed;
}

.calculator-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    color: #fff;
}

.custom-input {
    height: 50px;
    border-radius: 12px;
    border: none;
    padding-left: 15px;
}

.custom-input:focus {
    box-shadow: 0 0 0 3px rgba(255, 193, 7, 0.4);
}

.calculate-btn {
    height: 50px;
    border-radius: 12px;
    transition: 0.3s ease;
}

.calculate-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 193, 7, 0.4);
}

.result-box {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 15px;
    display: none;
}

.result-box h5 {
    color: #ffc107;
}

.projects-split {
    background: linear-gradient(135deg, #f8f9fa, #eef2f7);
    overflow: hidden;
}

.section-tag {
    background: #0B3D91;
    color: #fff;
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 14px;
}

.projects-content h2 {
    color: #111;
}

.vertical-gallery {
    display: flex;
    gap: 15px;
    height: 450px;
    overflow: hidden;
}

.slider-column {
    width: 50%;
    overflow: hidden;
    position: relative;
}

.slider-column img {
    width: 100%;
    border-radius: 15px;
    margin-bottom: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.slide-track {
    display: flex;
    flex-direction: column;
    animation: scrollUp 15s linear infinite;
}

/* Reverse animation for second column */
.column-2 .slide-track {
    animation: scrollDown 18s linear infinite;
}

@keyframes scrollUp {
    0% {
        transform: translateY(0);
    }

    100% {
        transform: translateY(-50%);
    }
}

@keyframes scrollDown {
    0% {
        transform: translateY(-50%);
    }

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

/* Responsive */
@media (max-width: 992px) {
    .vertical-gallery {
        height: 350px;
    }
}

@media (max-width: 768px) {
    .vertical-gallery {
        margin-top: 40px;
        height: 300px;
    }
}

.project-state-heading {
    color: var(--brand-blue);
}

.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 25px;
    right: 25px;
    background: #25D366;
    color: #fff;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;

    animation: bounce 2s infinite;
    transition: 0.3s ease;
}

/* Glow effect */
.whatsapp-float::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(37, 211, 102, 0.6);
    animation: glow 2s infinite;
    z-index: -1;
}

/* Hover */
.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 35px rgba(37, 211, 102, 0.7);
}

/* Bounce Animation */
@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-12px);
    }

    60% {
        transform: translateY(-6px);
    }
}

/* Glow Animation */
@keyframes glow {
    0% {
        transform: scale(1);
        opacity: 0.7;
    }

    70% {
        transform: scale(1.6);
        opacity: 0;
    }

    100% {
        opacity: 0;
    }
}

/* mobile screen */
@media only screen and (max-width: 767px) {
    .hero-content h1{
        font-size: 32px;
    }

    .strip-card{
        margin-top: 50px;
    }
    .installation-img{
        width: 100%;
    }

    #mainNav{
        margin-top: 30px;
    }
}