* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.7;
    background: #f4f5f7;
    color: #222;
}

.container {
    width: min(1100px, 92%);
    margin: 0 auto;
}

/* Header */

header {
    background: #111;
    color: #fff;
    border-bottom: 4px solid #e63946;
}

.site-branding {
    padding: 28px 0 18px;
}

.logo {
    display: inline-block;
    color: #fff;
    text-decoration: none;
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -1px;
}

.tagline {
    margin: 4px 0 0;
    color: #bbb;
    font-size: 15px;
}

nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0 0 18px;
}

nav a {
    color: #fff;
    text-decoration: none;
    padding: 8px 14px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
}

nav a:hover {
    background: #e63946;
}

/* Hero */

.hero {
    background: #1b1d21;
    color: #fff;
    padding: 80px 0;
}

.hero h1 {
    margin: 0 0 18px;
    font-size: clamp(40px, 7vw, 68px);
    line-height: 1.05;
    letter-spacing: -2px;
}

.hero p {
    max-width: 760px;
    margin: 0 0 28px;
    color: #d6d6d6;
    font-size: 19px;
}

.button {
    display: inline-block;
    background: #e63946;
    color: #fff;
    text-decoration: none;
    padding: 12px 22px;
    border-radius: 5px;
    font-weight: 700;
}

.button:hover {
    background: #c92735;
}

/* General sections */

section {
    padding: 60px 0;
}

section h2 {
    margin: 0 0 20px;
    font-size: 32px;
    line-height: 1.25;
    color: #111;
}

.intro {
    background: #fff;
}

.intro p,
.why-us p {
    max-width: 900px;
}

/* Articles */

.articles {
    background: #f4f5f7;
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.article-card {
    background: #fff;
    padding: 28px;
    border-radius: 8px;
    border: 1px solid #ddd;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.1);
}

.article-card h3 {
    margin-top: 0;
    font-size: 22px;
    line-height: 1.35;
}

.article-card h3 a {
    color: #111;
    text-decoration: none;
}

.article-card h3 a:hover {
    color: #e63946;
}

.article-card p {
    color: #555;
}

.article-card > a {
    color: #d62839;
    font-weight: 700;
    text-decoration: none;
}

/* Categories */

.categories {
    background: #fff;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.category {
    padding: 24px;
    background: #f4f5f7;
    border-left: 4px solid #e63946;
}

.category h3 {
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 20px;
}

.category p {
    margin-bottom: 0;
    color: #555;
}

/* Why us */

.why-us {
    background: #1b1d21;
    color: #ddd;
}

.why-us h2 {
    color: #fff;
}

.why-us p {
    color: #ccc;
}

/* Latest */

.latest {
    background: #fff;
}

.latest ul {
    max-width: 800px;
    margin: 0;
    padding-left: 22px;
}

.latest li {
    margin-bottom: 12px;
}

.latest a {
    color: #d62839;
    font-weight: 700;
    text-decoration: none;
}

.latest a:hover {
    text-decoration: underline;
}

/* Footer */

footer {
    background: #111;
    color: #aaa;
    padding: 35px 0;
    text-align: center;
    font-size: 14px;
}

footer p {
    margin: 5px 0;
}

/* Article pages */

main article {
    max-width: 900px;
    margin: 40px auto;
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
}

main article h1 {
    margin-top: 0;
    font-size: clamp(32px, 5vw, 48px);
    line-height: 1.2;
    color: #111;
}

main article h2 {
    margin-top: 42px;
    padding-bottom: 8px;
    border-bottom: 2px solid #e63946;
}

main article h3 {
    margin-top: 30px;
}

main article p {
    color: #333;
}

main article a {
    color: #d62839;
}

/* Mobile */

@media (max-width: 700px) {

    .logo {
        font-size: 27px;
    }

    nav {
        gap: 3px;
    }

    nav a {
        padding: 7px 9px;
        font-size: 13px;
    }

    .hero {
        padding: 55px 0;
    }

    .hero h1 {
        font-size: 42px;
    }

    .hero p {
        font-size: 17px;
    }

    section {
        padding: 45px 0;
    }

    .article-grid,
    .category-grid {
        grid-template-columns: 1fr;
    }

    main article {
        width: 92%;
        padding: 25px;
        margin: 25px auto;
    }

    main article h1 {
        font-size: 32px;
    }
}