/* Custom properties for the "Angel/Hacker" aesthetic */
:root {
    --bg-color: #1a1a1b;          /* Deep dark gray from the train shadows */
    --accent-color: #a68d7a;      /* Desaturated gold/brown from the hoodie */
    --text-primary: #e0e0e0;      /* Soft white */
    --text-secondary: #8a8a8a;    /* Muted gray for metadata */
    --card-bg: rgba(40, 40, 42, 0.7); /* Translucent gray for a smoky feel */
    --border-color: #3e3e40;      /* Subtle separation */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    margin: 0;
    /* Subtle radial gradient to mimic the light coming from the train doors */
    background: radial-gradient(circle at top, #2c2c2e 0%, #1a1a1b 70%);
    background-attachment: fixed;
}

/* Header & Nav */
header {
    padding: 2rem 10%;
    border-bottom: 1px solid var(--border-color);
    background: rgba(26, 26, 27, 0.8);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

nav h1 {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    letter-spacing: 2px;
    color: var(--accent-color);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: 0.3s;
}

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

a:hover {
    text-decoration: underline;
}

nav a:hover {
    color: var(--accent-color);
    text-shadow: 0 0 8px rgba(166, 141, 122, 0.5);
}

/* Main Content Container */
main {
    max-width: 900px;
    margin: 4rem auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    text-align: center;
    margin-bottom: 5rem;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(to bottom, #ffffff, var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Post Cards (Smoky/Glassmorphism) */
article {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

article:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border-color: var(--accent-color);
}

article h2 a, article h3 a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.5rem;
    font-family: var(--font-mono);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.post-description {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0.8rem 0;
}

time {
    display: block;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.reading-time {
    color: var(--accent-color);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

/* Content & Typography */
.content code {
    background: #000;
    color: #d19a66; /* Classic Monokai-ish tone */
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-family: var(--font-mono);
}

.content pre {
    background: #000;
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    border: 1px solid var(--border-color);
}

/* Taxonomy/Tags */
.tags {
    list-style: none;
    padding: 0;
    display: flex;
    gap: 0.8rem;
    margin-top: 2rem;
}

.tags li a {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
    padding: 0.2rem 0.6rem;
    text-decoration: none;
}

.tags li a:hover {
    background: var(--accent-color);
    color: #000;
}

/* Footer */
footer {
    text-align: center;
    padding: 4rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
}