:root {
    --background-light: #f5f7fa;
    --background-medium: #d3d3d3;
    --text-dark: #333333;
    --text-medium: #666666;
    --black: #000000;
    --white: #ffffff;
    --red: #ff6f61;
    --green: #28a745;
    --yellow: #ffc107;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    background-color: var(--white);
}

/* Container */
.es-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(10px, 3vw, 20px);
}

/* Buttons */
.es-btn {
    padding: clamp(10px, 2vw, 12px) clamp(20px, 3vw, 24px);
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    font-size: clamp(14px, 2.5vw, 16px);
    transition: all 0.3s;
}

.es-btn-primary {
    background-color: var(--red);
    color: var(--white);
}

.es-btn-primary:hover {
    background-color: #e65a50;
}

.es-btn-secondary {
    background-color: transparent;
    color: var(--red);
    border: 2px solid var(--red);
}

.es-btn-secondary:hover {
    background-color: var(--red);
    color: var(--white);
}

/* Hero Section */
.es-hero-section {
    position: relative;
    /* Replace with actual image path, e.g., './assets/images/hero-bg.jpg' */
    background-image: url('../images/man2.jpg');
    background-size: cover;
    background-position: center;
    padding: clamp(80px, 10vw, 120px) 20px;
    text-align: center;
    color: var(--white);
}

.es-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.es-hero-section .es-container {
    position: relative;
    z-index: 2;
}

.es-hero-section h1 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.es-hero-section p {
    font-size: clamp(16px, 3vw, 18px);
}

/* Sections */
.es-section {
    padding: clamp(40px, 8vw, 80px) clamp(10px, 3vw, 20px);
    text-align: center;
}

.es-section h2 {
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 700;
    margin-bottom: clamp(15px, 3vw, 20px);
}

.es-section p {
    font-size: clamp(16px, 2.5vw, 18px);
    max-width: 800px;
    margin: 0 auto clamp(15px, 3vw, 20px);
}

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

/* What We Do */
.es-what-we-do {
    background-color: var(--white);
    color: var(--text-dark);
}

.es-what-we-do h2 {
    color: var(--text-dark);
}

.es-what-we-do p {
    color: var(--text-medium);
}

/* Why We're Trusted */
.es-why-trusted {
    background-color: var(--background-light);
}

.es-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(20px, 4vw, 40px);
    align-items: center;
}

.es-why-trusted h2 {
    color: var(--text-dark);
}

.es-why-trusted ul {
    list-style: none;
    text-align: left;
}

.es-why-trusted ul li {
    font-size: clamp(16px, 2.5vw, 18px);
    color: var(--text-medium);
    margin-bottom: 15px;
    position: relative;
    padding-left: 30px;
}

.es-why-trusted ul li::before {
    content: "✔";
    color: var(--red);
    position: absolute;
    left: 0;
    font-size: clamp(16px, 2.5vw, 18px);
}

.es-image-content img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Dark Container */
.es-dark-container {
    background-color: var(--black);
    padding: clamp(20px, 5vw, 40px) clamp(10px, 3vw, 20px);
}

/* What We Stand For */
.es-values {
    color: var(--white);
}

.es-values h2 {
    color: var(--white);
}

.es-big-card {
    background-color: var(--background-light);
    color: var(--text-dark);
    padding: clamp(20px, 4vw, 40px);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(15px, 3vw, 30px);
}

.es-value {
    text-align: center;
    transition: opacity 0.5s ease, transform 0.5s ease;
    min-width: 100%;
}

.es-value .es-icon {
    font-size: clamp(24px, 4vw, 30px);
    width: clamp(50px, 8vw, 60px);
    height: clamp(50px, 8vw, 60px);
    line-height: clamp(50px, 8vw, 60px);
    background-color: var(--red);
    color: var(--white);
    border-radius: 50%;
    display: inline-block;
    margin-bottom: 10px;
}

.es-value h3 {
    font-size: clamp(18px, 3vw, 20px);
    font-weight: 600;
    margin-bottom: 10px;
}

.es-value p {
    font-size: clamp(14px, 2.5vw, 16px);
    color: var(--text-medium);
}

/* How It Works */
.es-how-it-works {
    color: var(--white);
}

.es-how-it-works h2 {
    color: var(--white);
}

.es-step {
    text-align: center;
    transition: transform 0.3s ease;
    min-width: 100%;
}

.es-step:hover {
    transform: scale(1.05);
}

.es-step .es-icon {
    font-size: clamp(32px, 4vw, 40px);
    width: clamp(60px, 8vw, 80px);
    height: clamp(60px, 8vw, 80px);
    line-height: clamp(60px, 8vw, 80px);
    background-color: var(--red);
    color: var(--white);
    border-radius: 50%;
    display: inline-block;
    margin-bottom: 10px;
}

.es-step h3 {
    font-size: clamp(18px, 3vw, 20px);
    font-weight: 600;
    margin-bottom: 10px;
}

.es-step p {
    font-size: clamp(14px, 2.5vw, 16px);
    color: var(--text-medium);
}

/* Services We Offer */
.es-services-offered {
    background-color: var(--background-light);
}

.es-services-offered h2 {
    color: var(--text-dark);
}

.es-services-offered .es-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(15px, 3vw, 30px);
}

.es-card {
    background-color: var(--white);
    padding: clamp(15px, 3vw, 20px);
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    min-width: 100%;
}

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

.es-service-icon {
    font-size: clamp(32px, 4vw, 40px);
    color: var(--red);
    margin-bottom: 10px;
}

.es-card h3 {
    font-size: clamp(18px, 3vw, 20px);
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.es-card p {
    font-size: clamp(14px, 2.5vw, 16px);
    color: var(--text-medium);
}

/* Join Us Section */
.es-about-join-us {
    background: #343a40;
}

.es-about-join-us .es-about-title {
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 700;
    margin-bottom: clamp(15px, 3vw, 20px);
}

.es-about-join-us p {
    font-size: clamp(16px, 2.5vw, 18px);
    line-height: 1.8;
    margin-bottom: clamp(15px, 3vw, 20px);
}

.es-about-join-us img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}

.es-about-join-us .btn-primary {
    background: #dc3545;
    border-color: #dc3545;
}

.es-about-join-us .btn-primary:hover {
    background: #c82333;
    border-color: #c82333;
}

.es-about-join-us .btn-outline-light:hover {
    background: #fff;
    color: #333;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .es-grid {
        grid-template-columns: 1fr;
    }

    .es-big-card {
        grid-template-columns: 1fr;
    }

    .es-services-offered .es-grid {
        grid-template-columns: 1fr;
    }

    .es-hero-section {
        padding: clamp(60px, 8vw, 80px) 10px;
    }

    .es-hero-section h1 {
        font-size: clamp(24px, 4vw, 32px);
    }

    .es-hero-section p {
        font-size: clamp(14px, 2.5vw, 16px);
    }

    .es-section {
        padding: clamp(30px, 6vw, 60px) clamp(10px, 2vw, 15px);
    }

    .es-section h2 {
        font-size: clamp(24px, 3.5vw, 28px);
    }

    .es-dark-container {
        padding: clamp(15px, 4vw, 30px) clamp(10px, 2vw, 15px);
    }

    .es-big-card {
        padding: clamp(15px, 3vw, 20px);
    }

    .es-value .es-icon,
    .es-step .es-icon {
        width: clamp(40px, 6vw, 50px);
        height: clamp(40px, 6vw, 50px);
        line-height: clamp(40px, 6vw, 50px);
        font-size: clamp(20px, 3vw, 24px);
    }

    .es-about-join-us .d-flex {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .es-about-join-us .btn {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .es-container {
        padding: 0 10px;
    }

    .es-section {
        padding: clamp(20px, 5vw, 40px) 10px;
    }

    .es-section h2 {
        font-size: clamp(20px, 3vw, 24px);
    }

    .es-section p {
        font-size: clamp(14px, 2.5vw, 16px);
    }

    .es-why-trusted ul li {
        font-size: clamp(14px, 2.5vw, 16px);
    }

    .es-value h3,
    .es-step h3,
    .es-card h3 {
        font-size: clamp(16px, 2.5vw, 18px);
    }

    .es-value p,
    .es-step p,
    .es-card p {
        font-size: clamp(13px, 2vw, 14px);
    }

    .es-about-join-us .es-about-title {
        font-size: clamp(24px, 3.5vw, 28px);
    }

    .es-about-join-us p {
        font-size: clamp(14px, 2.5vw, 16px);
    }
}