/* TechPulse - Clean Minimal Style */

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

:root {
    --primary: #10b981;
    --primary-dark: #059669;
    --bg: #f0fdf4;
    --card-bg: #ffffff;
    --text: #1f2937;
    --text-light: #6b7280;
    --border: #d1d5db;
    --shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.wrap {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
}

header .wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
}

nav a {
    color: var(--text-light);
    margin-left: 20px;
    font-size: 14px;
    transition: color 0.2s;
}

nav a:hover {
    color: var(--primary);
}

/* Hero */
.hero {
    background: var(--primary);
    color: white;
    padding: 45px 20px;
    text-align: center;
}

.hero h1 { font-size: 30px; margin-bottom: 8px; }
.hero p { font-size: 16px; opacity: 0.9; }

/* Main */
.main {
    display: flex;
    gap: 28px;
    padding: 35px 20px;
}

.content { flex: 1; }
.sidebar { width: 230px; }

h2 {
    font-size: 18px;
    margin-bottom: 18px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--primary);
}

/* Posts */
.posts {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.posts article {
    background: var(--card-bg);
    padding: 14px;
    border-radius: 8px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.posts img {
    width: 100%;
    height: 145px;
    object-fit: cover;
    border-radius: 6px;
    margin-bottom: 10px;
}

.posts h3 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
}

.posts p {
    font-size: 13px;
    color: var(--text-light);
}

/* Sidebar */
.box {
    background: var(--card-bg);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.box h3 {
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--primary);
    text-transform: uppercase;
}

.box li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
}

.box li:last-child { border: none; }

.box a:hover { color: var(--primary); }

/* Footer */
footer {
    background: #374151;
    color: #d1d5db;
    padding: 30px 0;
    text-align: center;
}

footer a {
    color: #d1d5db;
    margin: 0 10px;
    font-size: 13px;
}

footer a:hover { color: white; }

/* Responsive */
@media (max-width: 768px) {
    .main { flex-direction: column; }
    .sidebar { width: 100%; }
    header .wrap { flex-direction: column; gap: 12px; }
    nav a { margin: 0 10px; }
}