@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@700;800;900&display=swap');

:root {
    /* Color Palette */
    --clr-snow: #F8F9FA;
    --clr-white: #FFFFFF;
    --clr-purple-light: #F3E8FF;
    --clr-purple: #6D28D9;
    --clr-purple-dark: #4C1D95;
    --clr-text-main: #1F2937;
    --clr-text-muted: #6B7280;
    --clr-border: #E5E7EB;

    /* Spacing & Borders */
    --radius: 12px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

    /* Layout */
    --max-width: 1200px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--clr-snow);
    color: var(--clr-text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 800;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

button {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

/* Base Layout Utility */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.btn-primary {
    background-color: var(--clr-purple);
    color: var(--clr-white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
}

.btn-primary:hover {
    background-color: var(--clr-purple-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--clr-purple);
    color: var(--clr-purple);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
}

.btn-outline:hover {
    background-color: var(--clr-purple-light);
}

/* Header & Nav */
header {
    background-color: var(--clr-white);
    border-bottom: 1px solid var(--clr-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--clr-purple);
    letter-spacing: -1px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--clr-white) 0%, var(--clr-purple-light) 100%);
    text-align: center;
    padding: 8rem 0;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    color: var(--clr-text-main);
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--clr-text-muted);
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

/* Articles Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
}

.article-card {
    background: var(--clr-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--clr-border);
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--clr-purple);
}

.article-card-content {
    padding: 2rem;
    flex-grow: 1;
}

.article-meta {
    font-size: 0.85rem;
    color: var(--clr-purple);
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
}

.article-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-excerpt {
    color: var(--clr-text-muted);
    font-size: 1rem;
    margin-bottom: 2rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card-footer {
    padding: 1rem 2rem;
    border-top: 1px solid var(--clr-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--clr-text-muted);
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    overflow-y: auto;
}

.modal-content {
    background: var(--clr-white);
    margin: 2rem auto;
    padding: 4rem 3rem;
    width: 90%;
    max-width: 800px;
    border-radius: var(--radius);
    position: relative;
    box-shadow: var(--shadow-lg);
}

.close-modal {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    font-size: 2rem;
    cursor: pointer;
    color: var(--clr-text-muted);
}

.close-modal:hover {
    color: var(--clr-purple);
}

/* Full Article View */
#modalBody h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

#modalBody .article-meta {
    margin-bottom: 3rem;
    font-size: 1rem;
    display: flex;
    gap: 1.5rem;
    color: var(--clr-purple);
    font-weight: 600;
}

#modalBody .article-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--clr-text-main);
    margin-bottom: 4rem;
}

/* Interactions */
.article-interactions {
    display: flex;
    gap: 2rem;
    align-items: center;
    padding: 2rem 0;
    border-top: 1px solid var(--clr-border);
    border-bottom: 1px solid var(--clr-border);
    margin-bottom: 3rem;
}

.interaction-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--clr-purple-light);
    color: var(--clr-purple);
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
}

.interaction-btn.liked {
    background: var(--clr-purple);
    color: var(--clr-white);
}

.view-count {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--clr-text-muted);
    font-weight: 500;
}

/* Comments */
.comments-section h3 {
    font-size: 1.75rem;
    margin-bottom: 2rem;
}

#commentsList {
    margin-bottom: 3rem;
}

.comment {
    background: var(--clr-snow);
    padding: 1.5rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    border: 1px solid var(--clr-border);
}

.comment-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.comment-author {
    font-weight: 700;
    font-size: 1rem;
    color: var(--clr-purple);
}

.comment-date {
    font-size: 0.8rem;
    color: var(--clr-text-muted);
}

#commentForm {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

input,
textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s;
}

input:focus,
textarea:focus {
    border-color: var(--clr-purple);
    box-shadow: 0 0 0 4px var(--clr-purple-light);
}

/* Admin Dashboard */
.hidden {
    display: none !important;
}

.admin-panel {
    background: var(--clr-white);
    padding: 4rem 0;
    border-top: 1px solid var(--clr-border);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.form-group {
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.admin-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

/* Login Box */
.login-box {
    max-width: 400px;
    padding: 4rem;
    text-align: center;
}

.login-box h3 {
    margin-bottom: 1rem;
    font-size: 1.75rem;
}

.login-box p {
    color: var(--clr-text-muted);
    margin-bottom: 2.5rem;
}

/* Footer */
footer {
    background: var(--clr-white);
    border-top: 1px solid var(--clr-border);
    padding: 4rem 0;
    text-align: center;
    color: var(--clr-text-muted);
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .hero-content h1 {
        font-size: 2.75rem;
    }

    .section-title {
        font-size: 2.25rem;
    }

    .modal-content {
        padding: 3rem 1.5rem;
        width: 95%;
    }

    #modalBody h1 {
        font-size: 2rem;
    }
}