/* Textura Libera font - Black weight */
@font-face {
    font-family: 'Textura';
    src: url('/assets/fonts/TexturaLibera-Black.otf') format('opentype');
    font-weight: 900;
    font-style: normal;
    font-display: swap;
}

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

body {
    font-family: 'Fira Code', monospace;
    background: linear-gradient(135deg,
        #ff69b4 0%,
        #ff1493 25%,
        #c71585 50%,
        #ff1493 75%,
        #ff69b4 100%);
    background-attachment: fixed;
    min-height: 100vh;
    color: #fff;
    overflow-x: hidden;
    position: relative;
}

/* Texture overlay for that 90s grunge */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255, 255, 255, 0.03) 2px, rgba(255, 255, 255, 0.03) 4px),
        repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(255, 255, 255, 0.03) 2px, rgba(255, 255, 255, 0.03) 4px);
    pointer-events: none;
    z-index: 1;
}

.container {
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 20px;
    min-height: 100vh;
    align-items: start;
}

/* Frames - black with pink borders */
.frame {
    background: #000;
    border: 3px solid #ff1493;
    border-radius: 0;
    padding: 20px;
    box-shadow:
        0 0 10px rgba(255, 20, 147, 0.5),
        inset 0 0 20px rgba(255, 20, 147, 0.1);
    position: relative;
}

.frame::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    border: 1px solid #ff69b4;
    pointer-events: none;
}

/* Gothic Headers */
.gothic-header {
    font-family: 'Textura', 'Old English Text MT', 'Blackletter', serif;
    font-weight: 900;
    letter-spacing: 2px;
    text-transform: lowercase;
    margin-bottom: 15px;
}

.gothic-header.pink {
    color: #ff1493;
    text-shadow:
        0 0 10px #ff1493,
        0 0 20px #ff1493,
        2px 2px 4px rgba(0, 0, 0, 0.8);
    font-size: 2.5em;
}

.gothic-header a {
    color: inherit;
    text-decoration: none;
}

.gothic-header a:hover {
    text-shadow:
        0 0 20px #ff1493,
        0 0 30px #ff1493,
        2px 2px 4px rgba(0, 0, 0, 0.8);
}

.gothic-header.pink.main-title {
    font-size: 5em !important;
    text-align: center;
    margin: 0;
    color: #000;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow:
            0 0 10px #ff1493,
            0 0 20px #ff1493,
            0 0 30px #ff1493,
            2px 2px 4px rgba(0, 0, 0, 0.8);
    }
    to {
        text-shadow:
            0 0 20px #ff1493,
            0 0 30px #ff1493,
            0 0 40px #ff1493,
            0 0 50px #ff1493,
            2px 2px 4px rgba(0, 0, 0, 0.8);
    }
}

/* Sidebar Logo */
.sidebar-logo {
    text-decoration: none;
    display: block;
    text-align: center;
}

.sidebar-logo:hover .sidebar-title {
    animation: glow 2s ease-in-out infinite alternate;
}

.sidebar-title {
    font-size: 3.5em !important;
    margin-bottom: 0;
    font-weight: 900;
    color: #000;
}

.sidebar-title.pink {
    color: #000;
}

/* Collapsible sidebar sections */
.collapsible details summary {
    cursor: pointer;
    list-style: none;
    margin-bottom: 0;
}

.collapsible details summary::-webkit-details-marker {
    display: none;
}

.collapsible details summary::after {
    content: ' +';
    font-family: 'Fira Code', monospace;
    font-size: 0.5em;
    vertical-align: middle;
    opacity: 0.6;
}

.collapsible details[open] summary::after {
    content: ' −';
}

.collapsible details[open] summary {
    margin-bottom: 15px;
}

.collapsible details .menu {
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Sidebar */
.sidebar-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: sticky;
    top: 20px;
    height: calc(100vh - 40px);
    overflow: visible;
}

.sidebar-left::-webkit-scrollbar {
    width: 8px;
}

.sidebar-left::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-left::-webkit-scrollbar-thumb {
    background: rgba(255, 20, 147, 0.5);
    border-radius: 4px;
}

.lower-links {
    position: relative;
    z-index: 2;
}

.lower-links h2 {
    margin-bottom: 10px;
}

.lower-links h2.small {
    font-size: 2em;
}

.lower-links h2:last-child {
    margin-bottom: 0;
}

.menu {
    list-style: none;
}

.menu li {
    margin: 10px 0;
    font-size: 1.1em;
}

.menu a {
    color: #b19cd9;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.menu a:hover {
    color: #ff1493;
    transform: translateX(5px);
    text-shadow: 0 0 10px #ff1493;
}

/* Main Content */
.main-content {
    grid-column: 2;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
    position: relative;
}

.main-content::-webkit-scrollbar {
    width: 12px;
}

.main-content::-webkit-scrollbar-track {
    background: transparent;
}

.main-content::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #ff1493, #c71585);
    border-radius: 6px;
}

.main-frame {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px;
}

.header-section {
    width: 100%;
    text-align: center;
    margin-bottom: 30px;
}

.tagline {
    color: #ff69b4;
    font-size: 1.2em;
    margin-top: 10px;
    font-style: italic;
    letter-spacing: 3px;
}

/* Geometry Section */
.geometry-section {
    width: 100%;
    max-width: 500px;
    margin: 30px 0;
}

.metatron {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 10px rgba(255, 20, 147, 0.3));
}

/* Code Section */
.code-section {
    width: 100%;
    margin-top: 30px;
    background: #000 !important;
}

.code-example {
    font-family: 'Fira Code', monospace;
    font-size: 0.95em;
    line-height: 1.6;
    color: #fff;
    overflow-x: auto;
    white-space: pre;
    background: transparent;
}

.code-example .comment {
    color: #888;
    font-style: italic;
}

.code-example .keyword {
    color: #ff1493;
    font-weight: bold;
}

.code-example .function {
    color: #b19cd9;
    font-weight: bold;
}

.code-example .type {
    color: #4ec9b0;
}

.code-example .operator {
    color: #ff1493;
}

.code-example .var {
    color: #9cdcfe;
}

.code-example .number {
    color: #b5cea8;
}

.code-example .control {
    color: #c586c0;
}

.code-example .paren {
    color: #ffd700;
}

.lower-links-wrapper {
    position: relative;
    margin-top: auto;
    flex-shrink: 0;
}

/* Mascot */
.mascot-container {
    position: absolute;
    bottom: calc(100% - 30px);
    left: 50%;
    transform: translateX(-50%);
    z-index: 0;
    pointer-events: none;
    overflow: visible;
}

.mascot {
    max-width: 180px;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(255, 20, 147, 0.5));
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-5px);
    }
}

/* Stars effect */
.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.stars::before,
.stars::after {
    content: '✦';
    position: absolute;
    color: rgba(255, 255, 255, 0.8);
    font-size: 20px;
    animation: twinkle 3s ease-in-out infinite;
}

.stars::before {
    top: 20%;
    left: 15%;
    animation-delay: 0s;
}

.stars::after {
    top: 60%;
    right: 20%;
    animation-delay: 1.5s;
}

@keyframes twinkle {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: #000;
    border: 1px solid #ff1493;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #ff1493, #c71585);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #ff69b4, #ff1493);
}

/* Responsive */
@media (max-width: 1024px) {
    .container {
        grid-template-columns: 1fr;
    }

    .sidebar-left {
        position: static;
        height: auto;
        flex-direction: row;
        overflow-x: auto;
        overflow-y: hidden;
        flex-wrap: wrap;
    }

    .mascot-container {
        display: none;
    }

    .lower-links {
        margin-top: 0;
        margin-bottom: 0;
    }

    .main-content {
        grid-column: 1;
        max-height: none;
        overflow-y: visible;
    }

    .main-title {
        font-size: 3em !important;
    }
}

/* Extra 90s touches */
.frame:hover {
    box-shadow:
        0 0 20px rgba(255, 20, 147, 0.8),
        inset 0 0 30px rgba(255, 20, 147, 0.2);
    transform: translateY(-2px);
    transition: all 0.3s ease;
}

/* Footer */
.site-footer {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 20px;
    color: rgba(0, 0, 0, 0.6);
    font-size: 0.85em;
}

/* Selection styling */
::selection {
    background: #ff1493;
    color: #000;
}

::-moz-selection {
    background: #ff1493;
    color: #000;
}

/* ==========================================
   Markdown Content Styles (for reference/examples pages)
   ========================================== */

.main-frame h1 {
    color: #ff1493;
    font-size: 2.2em;
    margin: 0 0 20px 0;
    text-shadow: 0 0 10px rgba(255, 20, 147, 0.5);
    width: 100%;
}

.main-frame h2 {
    color: #ff1493;
    font-size: 1.6em;
    margin: 30px 0 15px 0;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255, 20, 147, 0.3);
    width: 100%;
}

.main-frame h3 {
    color: #ff69b4;
    font-size: 1.3em;
    margin: 25px 0 10px 0;
    width: 100%;
}

.main-frame h4 {
    color: #ff69b4;
    font-size: 1.1em;
    margin: 20px 0 8px 0;
    width: 100%;
}

.main-frame p {
    color: #b19cd9;
    line-height: 1.8;
    margin-bottom: 15px;
    width: 100%;
}

.main-frame a {
    color: #ff69b4;
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 105, 180, 0.3);
    transition: all 0.3s ease;
}

.main-frame a:hover {
    color: #ff1493;
    border-bottom-color: #ff1493;
    text-shadow: 0 0 8px rgba(255, 20, 147, 0.5);
}

.main-frame code {
    font-family: 'Fira Code', monospace;
    background: rgba(255, 20, 147, 0.1);
    border: 1px solid rgba(255, 20, 147, 0.3);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.9em;
    color: #ff69b4;
}

.main-frame pre {
    background: #0a0a0a;
    border: 2px solid rgba(255, 20, 147, 0.4);
    border-radius: 0;
    padding: 20px;
    overflow-x: auto;
    margin: 15px 0;
    width: 100%;
    box-shadow: inset 0 0 15px rgba(255, 20, 147, 0.05);
}

.main-frame pre code {
    background: transparent;
    border: none;
    padding: 0;
    border-radius: 0;
    color: #e0e0e0;
    font-size: 0.9em;
    line-height: 1.6;
}

.main-frame table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 0.9em;
}

.main-frame thead {
    background: rgba(255, 20, 147, 0.15);
}

.main-frame th {
    color: #ff1493;
    font-weight: bold;
    text-align: left;
    padding: 12px 15px;
    border-bottom: 2px solid #ff1493;
}

.main-frame td {
    color: #b19cd9;
    padding: 10px 15px;
    border-bottom: 1px solid rgba(255, 20, 147, 0.15);
}

.main-frame tr:hover td {
    background: rgba(255, 20, 147, 0.05);
}

.main-frame ul,
.main-frame ol {
    color: #b19cd9;
    line-height: 1.8;
    margin: 10px 0 15px 25px;
    width: 100%;
}

.main-frame li {
    margin: 5px 0;
}

.main-frame li code {
    font-size: 0.85em;
}

.main-frame blockquote {
    border-left: 3px solid #ff1493;
    padding: 10px 20px;
    margin: 15px 0;
    background: rgba(255, 20, 147, 0.05);
    color: #b19cd9;
    font-style: italic;
    width: 100%;
}

.main-frame blockquote p {
    margin-bottom: 0;
}

.main-frame strong {
    color: #ff69b4;
    font-weight: bold;
}

.main-frame em {
    color: #d8b4fe;
    font-style: italic;
}

.main-frame hr {
    border: none;
    border-top: 1px solid rgba(255, 20, 147, 0.3);
    margin: 30px 0;
    width: 100%;
}

/* Syntax highlighting for rouge */
.main-frame .highlight {
    background: #0a0a0a;
    border: 2px solid rgba(255, 20, 147, 0.4);
    padding: 20px;
    margin: 15px 0;
    width: 100%;
    overflow-x: auto;
}

.main-frame .highlight pre {
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
    box-shadow: none;
}