/* ===== GLOBAL STYLES ===== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, sans-serif;
    padding-top: 80px; 
}

/* ===== HEADER & NAVIGATION ===== */
header {
    background-color: #34C759;
    padding: 0 50px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    height: 80px;
    max-width: 1200px;
    margin: 0 auto;
}

header .logo {
    font-size: 24px;
    font-weight: bold;
    color: black;
}

header .nav-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    align-items: center;
}

header .nav-links a:not(.nav-download-btn) {
    color: #000;
    text-decoration: none;
    transition: color 0.3s;
}

header .nav-links a:hover {
    color: #ccc;
}

.nav-download-btn {
    color: #fff;
    background-color: #000;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s;
}

.nav-download-btn:hover {
    background-color: #333;
    transform: translateY(-2px);
}

/* ===== HERO SECTION ===== */
.hero {
    background-color: #34C759;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    padding: 40px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    color: #000;
    position: relative;
    min-height: 300px;
}

.hero .content {
    display: flex;
    flex-direction: column;
    gap: 20px;
    z-index: 1;
}

.hero .text-block {
    max-width: 700px;
}

.hero h1 {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 10px;
}

.hero .download-btn {
    background-color: #fff;
    color: #000;
    padding: 12px 28px;
    border: none;
    border-radius: 50px;
    font-size: 18px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
    width: fit-content;
}

.hero .download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* ===== ABOUT SECTION ===== */
.what-is-fitbro {
    background-color: #fff;
    padding: 80px 5vw;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.what-is-fitbro h2 {
    font-size: 32px;
    font-weight: bold;
    color: #000;
    margin-bottom: 30px;
}

.what-is-fitbro p {
    font-size: 18px;
    color: #444;
    line-height: 1.8;
}

/* ===== FEATURES SECTION ===== */
.container {
    background-color: #fff;
    padding: 80px 5vw;
    text-align: center;
}

.container h1 {
    font-size: 40px;
    margin-bottom: 50px;
    color: #000;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.feature-list li {
    background-color: #e8f5e9;
    padding: 25px;
    border-radius: 10px;
    flex: 1 1 280px;
    max-width: 320px;
    border: 2px solid #34C759;
    font-size: 18px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.feature-list li:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(52, 199, 89, 0.3);
}

.feature-list li::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background-color: #34C759;
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    background-color: #fff;
    padding: 80px 5vw;
    text-align: center;
}

.testimonials h2 {
    font-size: 40px;
    margin-bottom: 50px;
    color: #000;
}

.testimonial-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.testimonial-card {
    background-color: #34C759;
    padding: 30px;
    border-radius: 10px;
    flex: 1 1 300px;
    max-width: 360px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    text-align: left;
    transition: transform 0.3s;
}

.testimonial-card:hover {
    transform: translateY(-5px);
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 20px;
    color: #333;
}

.testimonial-author {
    font-weight: bold;
    color: #333;
    font-style: italic;
}

/* ===== DOWNLOAD SECTION ===== */
.fourth-content {
    background-color: #fff;
    padding: 80px 5vw;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.fourth-content h4 {
    font-size: 32px;
    margin-bottom: 40px;
    color: #000;
    z-index: 2;
    position: relative;
}

.green-download-btn {
    background-color: #34C759;
    color: #fff;
    border: none;
    padding: 18px 40px;
    border-radius: 50px;
    font-size: 20px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(52, 199, 89, 0.4);
    cursor: pointer;
    animation: pulse 2s infinite;
    transition: all 0.4s;
}

.green-download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(52, 199, 89, 0.6);
    background-color: #2DB34A;
}

/* ===== FOOTER ===== */
.site-footer {
    background-color: #2DB34A;
    padding: 15px 5vw;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
}

.site-footer span {
    font-weight: bold;
    color: #000;
}

.site-footer .legal-link {
    font-weight: bold;
    color: #000;
    text-decoration: none;
    transition: color 0.3s;
}

.site-footer .legal-link:hover {
    color: #fff;
}

/* ===== ANIMATIONS & DECORATIONS ===== */
.floating-dumbbells {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 0;
}

.dumbbell {
    position: absolute;
    width: 60px;
    height: 20px;
    background: #34C759;
    border-radius: 10px;
}

.dumbbell::before,
.dumbbell::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 60px;
    background: #34C759;
    border-radius: 10px;
}

.left {
    top: 50%;
    left: 10%;
    animation: floatLeft 8s ease-in-out infinite;
}

.right {
    top: 80%;
    right: 10%;
    animation: floatRight 7s ease-in-out infinite;
}

.dumbbell.left::before,
.dumbbell.right::before {
    left: -15px;
    top: -20px;
}

.dumbbell.left::after,
.dumbbell.right::after {
    right: -15px;
    top: -20px;
}

@keyframes floatLeft {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

@keyframes floatRight {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(20px) rotate(-10deg); }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* ===== RESPONSIVE MEDIA QUERIES ===== */
@media (max-width: 1024px) {
    .hero {
        padding: 50px 40px;
        min-height: 400px;
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }

    .hero .hero-image {
        margin-top: 40px;
        width: 100%;
        max-width: 300px;
        align-self: center;
    }

    .testimonial-card {
        flex: 1 1 45%;
    }
}

@media (max-width: 768px) {
    header {
        padding: 0 20px;
    }
    
    header nav {
        height: auto;
        padding: 15px 0;
    }
    
    body {
        padding-top: 100px;
    }

    .hero {
        padding: 40px 30px;
        min-height: 350px;
    }

    .hero h1 {
        font-size: 36px;
    }

    .feature-list li {
        flex: 1 1 45%;
    }

    .testimonial-card {
        flex: 1 1 100%;
    }

    .dumbbell {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 30px 20px;
        min-height: 300px;
    }

    .hero h1 {
        font-size: 28px;
    }

    .container,
    .testimonials,
    .fourth-content {
        padding: 50px 20px;
    }

    .feature-list li {
        flex: 1 1 100%;
    }

    .testimonial-card {
        flex: 1 1 100%;
    }
}