:root {
    --bg-color: #FDFEFE;
    --text-color: #34495E;
    --heading-color: #2C3E50;
    --accent-color: #2A9D8F;
    --accent-hover: #21867a;
    --surface-color: #FFFFFF;
    --border-color: #EAEDED;
    --shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Merriweather', serif;
}

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.8;
    font-size: 17px;
    -webkit-font-smoothing: antialiased;
}

/* --- Layout --- */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

/* --- Header --- */
.site-header {
    padding: 40px 0;
    text-align: center;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 40px;
}

.logo {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 2.5rem);
    color: var(--heading-color);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* --- Typography --- */
h2, h3 {
    font-family: var(--font-heading);
    color: var(--heading-color);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.2rem);
    text-align: center;
}

h3 {
    font-size: 1.3rem;
    color: var(--accent-color);
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* --- Intro Section --- */
.intro {
    margin-bottom: 60px;
}

.intro p {
    font-size: 1.1rem;
    text-align: center;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Deal Cards --- */
.articles-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.deal-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 30px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.deal-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.deal-card p {
    font-size: 1rem;
}

/* --- Footer --- */
.site-footer {
    text-align: center;
    padding: 50px 20px;
    margin-top: 60px;
    border-top: 2px solid var(--border-color);
    color: var(--text-color);
}

.site-footer p {
    max-width: 550px;
    margin: 0 auto 1rem auto;
}

.copyright {
    font-size: 0.9rem;
    opacity: 0.7;
    margin-top: 2rem;
}

/* --- Responsive --- */
@media (min-width: 768px) {
    .articles-container {
        grid-template-columns: repeat(2, 1fr);
    }
}