:root {
    --primary-color: #0062cc;
    --primary-light: #e6f2ff;
    --text-dark: #1a1a2e;
    --text-medium: #4a4a68;
    --text-light: #6e7191;
    --bg-color: #f5f7fa;
    --white: #ffffff;
    --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

body {
    background-image: linear-gradient(to right, #dee1fa, #ecfeff, #ecfeff, #dee1fa);
    color: var(--text-dark);
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    margin-top: 4rem;
}

.back-link {
    color: var(--primary-color);
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.back-link:hover {
    transform: translateX(-3px);
    color: var(--primary-color);
}

.back-link i {
    margin-right: 0.5rem;
}

.card {
    background-color: #ffffff91;
    border-radius: 2rem;
    box-shadow: var(--card-shadow);
    /* margin-bottom: 2rem; */
    border: none;
    padding: 2rem;
    transition: var(--transition);
}

.badge {
    text-transform: uppercase;
    background-color: var(--primary-light);
    color: var(--primary-color);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    transition: var(--transition);
}

.badge:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.meta .author-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 0.75rem;
    border: 2px solid var(--primary-light);
}

.meta .divider {
    margin: 0 0.75rem;
}

.meta .read-time {
    display: flex;
    align-items: center;
}

.meta .read-time i {
    margin-right: 0.35rem;
    color: #44449d;
}

.featured-image {
    width: 100%;
    border-radius: 1.5rem;
    margin-bottom: 2rem;
    height: auto;
    min-height: 150px;
    max-height: 450px;
    filter: brightness(0.7);
    object-fit: cover;
    object-position: center;
    transition: var(--transition);
}

.content {
    text-align: justify;
    color: #43435e;
    font-size: 1.2rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.subtitle {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 2rem 0 1rem;
    padding-bottom: 0.5rem;
    position: relative;
}

.subtitle::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
}

.tags {
    text-transform: uppercase;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1rem 0;
}

.tag {
    background-color: var(--primary-light);
    color: var(--primary-color);
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    transition: var(--transition);
}

.tag:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.social-share {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1rem 0;
    flex-wrap: wrap;
}

.social-share .share-label {
    font-weight: 500;
    color: var(--text-medium);
    margin-right: 0.5rem;
}

.social-share .share-icons {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.social-share a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background-color: var(--primary-light);
    color: var(--primary-color);
    transition: var(--transition);
    text-decoration: none;
}

.social-share a:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
}

.interaction-section {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgb(0 0 0 / 15%);
}

.like-button {
    display: flex;
    align-items: center;
    background: none;
    border: none;
    color: var(--text-light);
    font-weight: 500;
    cursor: pointer;
    padding: 0;
    transition: var(--transition);
}

#like-count {
    margin-right: 0.2rem;
}

.like-button i {
    font-size: 1.2rem;
    margin-right: 0.5rem;
    transition: var(--transition);
}

.like-button:hover {
    color: var(--primary-color);
}

.like-button.active {
    color: #be65c0;
}

.like-button[disabled] {
    pointer-events: none;
}

.progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: transparent;
    z-index: 99999;
}

.progress-bar {
    height: 4px;
    background: var(--primary-color);
    width: 0%;
    transition: width 0.1s ease;
}

.scroll-top {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    width: 45px;
    height: 45px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 35%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    border: none;
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.toast-notification {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: var(--text-dark);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 500;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    opacity: 0;
    transition: var(--transition);
    z-index: 1000;
}

.toast-notification.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}




/* Subscription Section */
.subscription {
    color: white;
    background: linear-gradient(to bottom, #4c5ad7, #8e9cd4);
    padding: 40px 20px;
    display: flex;
    margin-bottom: 0;
    margin-top: 2rem;
    text-align: center;
    justify-content: center;
}

.subscription h2 {
    margin-bottom: 1rem;
}

.subscription p {
    font-size: 1.2rem;
    margin: 0 auto 2.5rem;
    opacity: 0.9;
}

.subscription h2::after {
    content: none;
}

.email-container {
    position: relative;
    max-width: 550px;
    margin: 0 auto;
}

.email-container input {
    width: 90%;
    padding: 12px 15px;
    border-radius: 50px;
    border: solid 1px #2a318e59;
    background: #ffffffc2;
    font-size: 1rem;
    box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.1);
}

.email-container input:focus {
    outline: none;
}

.email-container button {
    position: absolute;
    right: 32px;
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(to right, #1d4ed8, #2563eb);
    color: white;
    padding: 8px 15px;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.email-container button:hover {
    background: linear-gradient(to right, #1e40af, #1d4ed8);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}



@media screen and (max-width: 480px) {
    .email-container button {
        position: static;
        transform: none;
        width: auto;
        margin-top: 1rem;
        padding: 10px 15px;
    }
}

@media screen and (min-width: 1200px) {
    .main-container {
        padding: 1rem;
        margin-top: 6rem;
    }
}


/* Responsive styles */
@media (max-width: 767px) {
    .title {
        font-size: 1.5rem;
    }

    .subtitle {
        font-size: 1.5rem;
    }

    .content {
        font-size: 1rem;
    }

    .meta {
        margin-bottom: 1.5rem;
    }

    .card {
        padding: 1.5rem;
    }

    .meta .divider {
        margin: 0 0.5rem;
    }

    .social-share {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .social-share .share-icons {
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .meta .divider {
        display: none;
    }

    .interaction-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}


.snackbar {
    justify-self: anchor-center;
    width: auto;
    visibility: hidden;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: 2rem;
    padding: 0.5rem 3rem;
    position: fixed;
    z-index: 1000;
    top: -70px;
    font-size: 16px;
    opacity: 0;
    transition: opacity 0.3s, bottom 0.3s;
}

.snackbar.show {
  visibility: visible;
  opacity: 1;
  top: 70px;
}

.snackbar.success {
  background-color: #4caf4f90;
}

.snackbar.error {
  background-color: #f4433690;
}