@import url('https://cdn.jsdelivr.net/npm/@fontsource/iosevka/index.css');

:root {
    /* Light theme colors */
    --light-bg: #ffffff;
    --light-text: #1a1a1a;
    
    /* Dark theme colors */
    --dark-bg: #1a1a1a;
    --dark-text: #ffffff;
}

/* Default to dark theme */
:root {
    --bg: var(--dark-bg);
    --text: var(--dark-text);
}

/* Light theme when system prefers light or class is set */
@media (prefers-color-scheme: light) {
    :root:not(.dark-theme) {
        --bg: var(--light-bg);
        --text: var(--light-text);
    }
}

/* Force dark theme when class is set */
:root.dark-theme {
    --bg: var(--dark-bg);
    --text: var(--dark-text);
}

/* Force light theme when class is set */
:root.light-theme {
    --bg: var(--light-bg);
    --text: var(--light-text);
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Iosevka', monospace;
    font-size: min(8vh, 5vw);
    font-weight: bold;
    line-height: 1.3;
    background-color: var(--bg);
    color: var(--text);
    transition: background-color 0.3s ease, color 0.3s ease;
    display: grid;
    place-items: center;
}

main {
    max-width: 90vw;
    padding: 20px;
    text-align: center;
}

h1 {
    font-family: 'Iosevka', monospace;
    font-size: min(12vh, 8vw);
    font-weight: bold;
    margin: 0 0 0.5em 0;
}

p {
    margin: 0.3em 0;
}

/* Table styling */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-size: 0.45em;
}

th, td {
    padding: 0.8rem;
    text-align: left;
    border-bottom: 1px solid var(--text);
    vertical-align: top;
}

th {
    font-weight: bold;
    border-bottom: 2px solid var(--text);
}

td a {
    color: var(--text);
    text-decoration: underline;
    transition: opacity 0.3s ease;
}

td a:hover {
    opacity: 0.7;
}

/* External link indicators */
td a[href^="http"]:not([href*="lorie.do"]):not([href*="localhost"]):after {
    content: " ↗";
    font-size: 0.8em;
    opacity: 0.6;
    margin-left: 0.2em;
}

td a[href^="https"]:not([href*="lorie.do"]):not([href*="localhost"]):after {
    content: " ↗";
    font-size: 0.8em;
    opacity: 0.6;
    margin-left: 0.2em;
}

/* Responsive table */
@media (max-width: 768px) {
    table {
        font-size: 0.4em;
    }
    
    th, td {
        padding: 0.5rem;
    }
}

/* TALKS link styling */
.talks-link {
    position: fixed;
    top: 1rem;
    left: 1rem;
    font-family: 'Iosevka', monospace;
    font-size: 1rem;
    font-weight: bold;
    color: var(--text);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease, transform 0.3s ease;
    z-index: 100;
}

.talks-link:hover {
    opacity: 1;
    transform: scale(1.05);
}

/* BLOG link styling */
.blog-link {
    position: fixed;
    top: 1rem;
    left: 6rem;
    font-family: 'Iosevka', monospace;
    font-size: 1rem;
    font-weight: bold;
    color: var(--text);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease, transform 0.3s ease;
    z-index: 100;
}

.blog-link:hover {
    opacity: 1;
    transform: scale(1.05);
}

/* Theme toggle button styling */
.theme-toggle {
    position: fixed;
    top: 1rem;
    right: 1rem;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    transition: transform 0.3s ease;
    opacity: 0.8;
    z-index: 100;
}

.theme-toggle:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* Show sun icon by default (dark theme) */
.theme-toggle {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='5'%3E%3C/circle%3E%3Cline x1='12' y1='1' x2='12' y2='3'%3E%3C/line%3E%3Cline x1='12' y1='21' x2='12' y2='23'%3E%3C/line%3E%3Cline x1='4.22' y1='4.22' x2='5.64' y2='5.64'%3E%3C/line%3E%3Cline x1='18.36' y1='18.36' x2='19.78' y2='19.78'%3E%3C/line%3E%3Cline x1='1' y1='12' x2='3' y2='12'%3E%3C/line%3E%3Cline x1='21' y1='12' x2='23' y2='12'%3E%3C/line%3E%3Cline x1='4.22' y1='19.78' x2='5.64' y2='18.36'%3E%3C/line%3E%3Cline x1='18.36' y1='5.64' x2='19.78' y2='4.22'%3E%3C/line%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
}

/* Show moon icon when in light theme */
.light-theme .theme-toggle {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z'%3E%3C/path%3E%3C/svg%3E");
}

/* Footer styling */
footer {
    position: fixed;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    font-family: 'Iosevka', monospace;
    font-size: 1rem;
    z-index: 100;
}

footer nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 1.5rem;
}

footer nav a {
    color: var(--text);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

footer nav a svg {
    width: 1.5rem;
    height: 1.5rem;
}