:root {
    --primary-color: #28bf96;
    --primary-color-dark: #209677;
    --text-dark: #111827;
    --text-light: #6b7280;
    --white: #ffffff;
  }
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body, html {
    height: 100%;
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    scroll-behavior: smooth;

}

 .btn {
    padding: 1rem 2rem;
    outline: none;
    border: none;
    font-size: 1rem;
    color: var(--white);
    background-color: var(--primary-color);
    border-radius: 5px;
    cursor: pointer;
    transition: 0.3s;
}
  
.btn:hover {
    background-color: var(--primary-color-dark);
}
  
body {
    font-family: "Roboto", sans-serif;
}
  
.container {
    max-width: 1200px;
    margin: auto;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
  
header {
    padding: 2rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
  
.header__logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}
  
.header__links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 2rem;
}
  
.link a {
    text-decoration: none;
    color: var(--text-light);
    cursor: pointer;
    transition: 0.3s;
}
  
.link a:hover {
    color: var(--primary-color);
}
  
@media (width < 900px) {
      .header__links {
        display: none;
      }
}


.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(45deg, #ffeb3b67, #ff99006a, #f4433666, #9b27b069, #2195f36b, #2d5f2f67);
    background-size: 600% 600%;
    animation: gradientAnimation 60s ease infinite; /* Increased duration to 60s */
}

@keyframes gradientAnimation {
    0% {
        background-position: 0% 0%;
    }
    20% {
        background-position: 100% 0%;
    }
    40% {
        background-position: 100% 100%;
    }
    60% {
        background-position: 0% 100%;
    }
    80% {
        background-position: 0% 0%;
    }
    100% {
        background-position: 100% 100%;
    }
}

.content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
    color: #fff;
    margin: 15%;
}

.card-container{
    align-items: center;
    margin: auto;
    width: 95%;
    background-color: #ffffff90;
    border-radius: 15px;
    text-align: center;
}

.card-container h2 {
    margin-top: 20px;
    color: var(--primary-color);
}

.card-container a {
    text-decoration: none;
    color: #000;
}

.card-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    max-width: 1250px;
    margin: 100px auto;
    padding: 20px;
    gap: 20px;
}

.card-list .card-item {
    background: #fff;
    padding: 26px;
    border-radius: 8px;
    box-shadow: 0px 5px 10px rgba(0, 0, 0, 0.04);
    list-style: none;
    cursor: pointer;
    text-decoration: none;
    border: 2px solid transparent;
    transition: border 0.5s ease;
}
.card-list .card-item:hover {
    border: 2px solid #000;
}
.card-list .card-item img {
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: 8px;
    object-fit: cover;
}
.card-list span {
    display: inline-block;
    background: #F7DFF5;
    margin-top: 32px;
    padding: 8px 15px;
    font-size: 0.75rem;
    border-radius: 50px;
    font-weight: 600;
}
.card-list .diet {
    background-color: #F7DFF5; 
    color: #B22485;
}   
.card-list .exercise {
    background-color: #d1e8ff;
    color: #2968a8;
}
.card-list .sleep {
    background-color: #d6f8d6; 
    color: #205c20;
}
.card-list .hydration {
    background-color: #FFF9E6;
    color: #F5B83E;
}
.card-list .mindfulness {
    background-color: #EAEAEA;
    color: #7B7B7B;
}
.card-item h3 {
    color: #000;
    font-size: 1.438rem;
    margin-top: 28px;
    font-weight: 600;
}
.card-item .arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    transform: rotate(-35deg);
    height: 40px;
    width: 40px;
    color: #000;
    border: 1px solid #000;
    border-radius: 50%;
    margin-top: 40px;
    transition: 0.2s ease;
}
.card-list .card-item:hover .arrow  {
    background: #000;
    color: #fff; 
}
@media (max-width: 1200px) {
    .card-list .card-item {
        padding: 15px;
    }
}
@media screen and (max-width: 980px) {
    .card-list {
        margin: 0 auto;
    }
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
    align-items: center;
    text-align: left;
}

.modal img {
    width: 85%;
}


.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 600px;
    position: relative;
}


.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

footer {
    background-color: var(--primary-color-dark);
    color: var(--white);
    padding: 2rem 1rem;
    text-align: center;
    margin-bottom: 0;
}
  
.footer__container {
    max-width: 1200px;
    margin: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}
  
.footer__links {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin-bottom: 1rem;
}
  
.footer__links .link {
    text-decoration: none;
    color: var(--white);
    font-size: 1rem;
    transition: 0.3s;
}
  
.footer__links .link:hover {
    color: var(--primary-color);
}
  
.footer__text {
    font-size: 0.875rem;
    color: var(--text-dark);
}