/*
Theme Name: Osbulbul
Theme URI: https://osbulbul.com
Author: Osbulbul
Author URI: https://osbulbul.com
Description: A minimalist, developer-focused blog theme. Now with warm vibes and dark mode.
Version: 1.3.0
Text Domain: osbulbul
*/

:root {
    /* Warm & Friendly Light Mode */
    --bg-color: #fffdf9;
    /* Warm paper */
    --text-color: #2c2c2c;
    /* Soft black */
    --text-light: #6b6b6b;
    /* Warm gray */
    --link-color: #2c2c2c;
    --accent-color: #d35400;
    /* Warm orange/clay */
    --border-color: #ece8e1;
    /* Subtle warm border */

    --code-bg: #f4f0ec;
    /* Slightly darker warm gray */
    --code-text: #c7254e;

    --header-height: 80px;
    --container-width: 700px;
    --spacing-unit: 1.5rem;

    --font-serif: 'Georgia', 'Times New Roman', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    --font-mono: 'Menlo', 'Monaco', 'Consolas', 'Courier New', monospace;
}

@media (prefers-color-scheme: dark) {
    :root {
        /* Warm Dark Mode */
        --bg-color: #1a1a1a;
        /* Warm dark gray */
        --text-color: #e6e6e6;
        /* Soft white */
        --text-light: #a0a0a0;
        --link-color: #e6e6e6;
        --accent-color: #e67e22;
        /* Bright warm orange */
        --border-color: #333333;

        --code-bg: #2b2b2b;
        --code-text: #ff7b72;
    }
}

*,
*::before,
*::after {
    box-sizing: border-box;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-serif);
    font-size: 18px;
    /* Good base size */
    line-height: 1.7;
    margin: 0;
    -webkit-font-smoothing: antialiased;
}

/* Layout */
.site-header,
.site-main,
.site-footer {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-unit);
}

.site-header {
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid transparent;
    /* Keeps layout stable */
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-sans);
    font-weight: 700;
    margin-top: 2.5em;
    margin-bottom: 0.8em;
    line-height: 1.25;
    color: var(--text-color);
}

h1 {
    font-size: 2.2rem;
    letter-spacing: -0.02em;
    margin-top: 0;
}

h2 {
    font-size: 1.6rem;
}

h3 {
    font-size: 1.3rem;
}

a {
    color: var(--link-color);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
    text-decoration-color: var(--border-color);
    transition: text-decoration-color 0.2s ease;
}

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

/* Header */
.site-title {
    font-family: var(--font-sans);
    font-weight: 900;
    font-size: 1.2rem;
    padding: 5px 0;
    margin: 0;
}

.site-title a {
    text-decoration: none;
    color: var(--text-color);
}

.site-description {
    font-size: 0.9rem;
    color: var(--text-light);
    margin: 0;
    margin-top: 0.2rem;
    font-weight: 400;
}

.main-navigation ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 1.5rem;
}

.main-navigation a {
    text-decoration: none;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
}

.main-navigation a:hover {
    color: var(--accent-color);
}

/* Post List */
.post-item {
    margin-bottom: 5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.post-item:last-child {
    border-bottom: none;
}

.entry-header {
    margin-bottom: 1.5rem;
}

.entry-title a {
    text-decoration: none;
}

.entry-title a:hover {
    color: var(--accent-color);
}

.entry-meta {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 0.5rem;
}

.read-more-link {
    display: inline-block;
    margin-top: 1.5rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    color: var(--accent-color);
}

.read-more-link:hover {
    text-decoration: underline;
}

/* Code & Dev Aesthetics */
pre,
code {
    font-family: var(--font-mono);
    font-size: 0.85em;
}

:not(pre)>code {
    background: var(--code-bg);
    color: var(--text-color);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

pre {
    background: var(--code-bg);
    color: var(--text-color);
    padding: 1.5rem;
    overflow-x: auto;
    border-radius: 8px;
    margin: 2rem 0;
    line-height: 1.6;
    border: 1px solid var(--border-color);
}

/* Blockquote */
blockquote {
    font-style: italic;
    border-left: 4px solid var(--accent-color);
    margin: 2rem 0;
    padding-left: 1.5rem;
    color: var(--text-light);
    background: linear-gradient(to right, var(--code-bg), transparent);
    padding: 1rem 1rem 1rem 1.5rem;
    border-radius: 0 5px 5px 0;
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    border-radius: 5px;
}

/* Footer */
.site-footer {
    margin-top: 5rem;
    padding-top: 3rem;
    padding-bottom: 4rem;
    border-top: 1px solid var(--border-color);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--text-light);
    text-align: center;
}

.site-footer a {
    color: var(--text-light);
    text-decoration: none;
}

.site-footer a:hover {
    color: var(--accent-color);
}

/* Responsiveness */
@media screen and (max-width: 768px) {
    :root {
        --spacing-unit: 1.25rem;
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.4rem;
    }

    .site-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
        padding-top: 2rem;
        padding-bottom: 2rem;
    }

    .main-navigation ul {
        gap: 1rem;
    }
}