/* Unified Theme Styles */

/* Default Variables (Base / Common) */
:root {
    /* Transition for smooth switching */
    --transition-speed: 0.3s;
}

/* 80s Neon Theme (Default) */
:root[data-theme="neon"] {
    --bg-color: #0b001a;
    --bg-image: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    --bg-size: 100% 2px, 3px 100%;

    --text-color: #e0e0e0;
    --dim-text: #b0b0b0;

    --accent-main: #05d9e8;
    /* Blue */
    --accent-hover: #ff2a6d;
    /* Pink */
    --accent-secondary: #f7f052;
    /* Yellow */
    --accent-tertiary: #d30df2;
    /* Purple */

    --border-color: #05d9e8;
    --container-bg: rgba(0, 0, 0, 0.3);
    --container-shadow: 0 0 20px rgba(211, 13, 242, 0.2);
    --container-border-style: solid;
    --container-border-width: 0 2px;

    --main-font: "VT323", monospace;
    --header-font: "Press Start 2P", display;
    --base-font-size: 20px;

    --h1-shadow: 2px 2px 0px var(--accent-tertiary), -2px -2px 0px var(--accent-main);
    --link-shadow: 0 0 2px var(--accent-main);
    --link-hover-shadow: 0 0 5px var(--accent-hover);

    --box-bg: rgba(255, 255, 255, 0.05);
    --box-hover-bg: rgba(211, 13, 242, 0.2);
    --box-border-width: 2px;
    --box-shadow: none;
    --box-hover-shadow: 0 0 15px;
    --box-transform: translateY(-2px);

    /* Cycle Colors */
    --cycle-1: #ff2a6d;
    --cycle-2: #05d9e8;
    --cycle-3: #f7f052;
    /* Map 6 cycles to 3 for neon */
    --cycle-4: #ff2a6d;
    --cycle-5: #05d9e8;
    --cycle-6: #f7f052;

    --banner-bg: rgba(5, 217, 232, 0.1);
    --banner-text-align: center;
}

/* Japanese Colorful Theme */
:root[data-theme="colorful"] {
    --bg-color: #ffffff;
    --bg-image: none;
    --bg-size: auto;

    --text-color: #000000;
    --dim-text: #666666;

    --accent-main: #0000ff;
    --accent-hover: #ff00ff;
    --accent-secondary: #000000;
    --accent-tertiary: #000000;

    --border-color: #000000;
    --container-bg: #fff;
    --container-shadow: 4px 4px 0px #ccc;
    --container-border-style: solid;
    --container-border-width: 1px;

    --main-font: "MS Gothic", "Osaka", "Courier New", monospace;
    --header-font: "MS Gothic", "Osaka", sans-serif;
    --base-font-size: 13px;

    --h1-shadow: none;
    --link-shadow: none;
    --link-hover-shadow: none;

    --box-bg: #fff;
    --box-hover-bg: transparent;
    /* Will act differently in logic */
    --box-border-width: 2px;
    --box-shadow: 3px 3px 0px rgba(0, 0, 0, 0.1);
    --box-hover-shadow: 4px 4px 0px rgba(0, 0, 0, 0.2);
    --box-transform: translate(-1px, -1px);

    /* Cycle Colors */
    --cycle-1: #ff0000;
    --cycle-2: #ffa500;
    --cycle-3: #cccc00;
    --cycle-4: #008000;
    --cycle-5: #0000ff;
    --cycle-6: #800080;

    --banner-bg: #f0f0f0;
    --banner-text-align: center;
}

/* Global Styles using Variables */
body {
    background-color: var(--bg-color);
    background-image: var(--bg-image);
    background-size: var(--bg-size);
    color: var(--text-color);
    font-family: var(--main-font);
    font-size: var(--base-font-size);
    line-height: 1.4;
    margin: 0;
    padding: 10px;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

a {
    color: var(--accent-main);
    text-decoration: none;
    text-shadow: var(--link-shadow);
    transition: all 0.2s ease;
}

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

/* Colorful theme specific hover override */
[data-theme="colorful"] a:hover {
    background-color: #eeeeee;
}

[data-theme="neon"] a:hover {
    background-color: transparent;
}


.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 15px;
    min-height: 95vh;
    border-style: var(--container-border-style);
    border-width: var(--container-border-width);
    border-color: var(--accent-tertiary);
    /* Neon uses purple, Colorful uses black (set variable?) */
    /* Adjustment: Colorful container border is text-color/black. Neon is purple. */
}

/* Fix container border color per theme */
[data-theme="neon"] .container {
    border-color: var(--accent-tertiary);
}

[data-theme="colorful"] .container {
    border-color: var(--text-color);
}

.container {
    background: var(--container-bg);
    box-shadow: var(--container-shadow);
}


/* Header & Top Nav */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-bottom: 2px solid var(--border-color);
    /* Colorful: 2px solid text */
    /* Neon uses 4px double pink */
    padding-bottom: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

[data-theme="neon"] .site-header {
    border-bottom: 4px double var(--accent-hover);
}

.header-main {
    flex: 1;
}

h1 {
    font-family: var(--header-font);
    font-weight: normal;
    font-size: 2em;
    margin: 0;
    text-transform: uppercase;
    color: var(--text-color);
    /* Neon uses white */
    text-shadow: var(--h1-shadow);
    letter-spacing: 1px;
}

[data-theme="neon"] h1 {
    color: #fff;
}

h1 a {
    color: inherit !important;
    text-shadow: inherit !important;
}

.subtitle {
    font-family: var(--main-font);
    font-size: 0.8em;
    color: var(--dim-text);
    /* Colorful: dim, Neon: yellow */
    display: block;
    margin-top: 5px;
    text-transform: uppercase;
}

[data-theme="neon"] .subtitle {
    color: var(--accent-secondary);
}


.nav-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 15px;
}

.nav-links li {
    display: inline-block;
}

.nav-links a,
.nav-links button {
    color: var(--text-color);
    font-weight: bold;
    padding: 2px 5px;
    border: 1px solid transparent;
    text-shadow: none;
}

/* Neon nav links */
[data-theme="neon"] .nav-links a,
[data-theme="neon"] .nav-links button {
    font-size: 1.1em;
}

.nav-links a:hover,
.nav-links button:hover {
    color: var(--accent-main);
    border: 1px solid var(--text-color);
    background: transparent;
}

/* Neon hover overrides */
[data-theme="neon"] .nav-links a:hover,
[data-theme="neon"] .nav-links button:hover {
    color: var(--accent-secondary);
    border-color: var(--accent-secondary);
    box-shadow: 0 0 10px var(--accent-secondary);
    text-shadow: 0 0 5px var(--accent-secondary);
}


/* Main Layout */
.main-layout {
    display: block;
}

/* Welcome Banner */
.welcome-banner {
    border: 2px solid var(--border-color);
    padding: 10px;
    margin-bottom: 20px;
    background-color: var(--banner-bg);
    text-align: center;
    box-shadow: 2px 2px 0px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

[data-theme="neon"] .welcome-banner {
    border-color: var(--accent-main);
    box-shadow: 0 0 15px rgba(5, 217, 232, 0.3);
}

/* Shine effect for Neon */
[data-theme="neon"] .welcome-banner::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% {
        left: -100%;
    }

    20% {
        left: 100%;
    }

    100% {
        left: 100%;
    }
}

/* Homepage Category Box */
.box-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 15px;
}

.box-link {
    display: block;
    padding: 15px;
    background: var(--box-bg);
    border: var(--box-border-width) solid #000;
    color: var(--text-color) !important;
    font-weight: bold;
    font-size: 1.1em;
    box-shadow: var(--box-shadow);
    transition: transform 0.1s ease, box-shadow 0.1s ease;
    text-shadow: none;
    height: 100%;
    box-sizing: border-box;
    text-decoration: none !important;
}

.box-link:hover {
    transform: var(--box-transform);
    box-shadow: var(--box-hover-shadow);
}

/* Neon specific hover */
[data-theme="neon"] .box-link:hover {
    background: var(--box-hover-bg);
}

/* Cyclic Borders & Hovers */
/* Helper to apply cycle color to border and hover bg */
.box-row:nth-child(6n+1) .box-link {
    border-color: var(--cycle-1);
}

.box-row:nth-child(6n+1) .box-link:hover {
    background-color: var(--cycle-1);
    color: #fff !important;
}

[data-theme="neon"] .box-row:nth-child(6n+1) .box-link:hover {
    background-color: rgba(255, 42, 109, 0.2);
    /* Pink */
    box-shadow: 0 0 15px var(--cycle-1);
    color: var(--text-color) !important;
}

.box-row:nth-child(6n+2) .box-link {
    border-color: var(--cycle-2);
}

.box-row:nth-child(6n+2) .box-link:hover {
    background-color: var(--cycle-2);
    color: #fff !important;
}

[data-theme="neon"] .box-row:nth-child(6n+2) .box-link:hover {
    background-color: rgba(5, 217, 232, 0.2);
    /* Blue */
    box-shadow: 0 0 15px var(--cycle-2);
    color: var(--text-color) !important;
}

.box-row:nth-child(6n+3) .box-link {
    border-color: var(--cycle-3);
}

.box-row:nth-child(6n+3) .box-link:hover {
    background-color: var(--cycle-3);
    color: #fff !important;
}

[data-theme="neon"] .box-row:nth-child(6n+3) .box-link:hover {
    background-color: rgba(247, 240, 82, 0.2);
    /* Yellow */
    box-shadow: 0 0 15px var(--cycle-3);
    color: var(--text-color) !important;
}

.box-row:nth-child(6n+4) .box-link {
    border-color: var(--cycle-4);
}

.box-row:nth-child(6n+4) .box-link:hover {
    background-color: var(--cycle-4);
    color: #fff !important;
}

[data-theme="neon"] .box-row:nth-child(6n+4) .box-link:hover {
    /* Cycle 4 maps to 1 */
    background-color: rgba(255, 42, 109, 0.2);
    box-shadow: 0 0 15px var(--cycle-4);
    color: var(--text-color) !important;
}

.box-row:nth-child(6n+5) .box-link {
    border-color: var(--cycle-5);
}

.box-row:nth-child(6n+5) .box-link:hover {
    background-color: var(--cycle-5);
    color: #fff !important;
}

[data-theme="neon"] .box-row:nth-child(6n+5) .box-link:hover {
    background-color: rgba(5, 217, 232, 0.2);
    box-shadow: 0 0 15px var(--cycle-5);
    color: var(--text-color) !important;
}

.box-row:nth-child(6n+6) .box-link {
    border-color: var(--cycle-6);
}

.box-row:nth-child(6n+6) .box-link:hover {
    background-color: var(--cycle-6);
    color: #fff !important;
}

[data-theme="neon"] .box-row:nth-child(6n+6) .box-link:hover {
    background-color: rgba(247, 240, 82, 0.2);
    box-shadow: 0 0 15px var(--cycle-6);
    color: var(--text-color) !important;
}


.box-arrow {
    font-size: 1.2em;
    float: right;
}

/* Category Page - Repo List */
.navigation-header {
    margin-bottom: 15px;
    border-bottom: 1px dotted var(--dim-text);
    padding-bottom: 5px;
}

.cat-page-title {
    font-size: 1.5em;
    /* 24px vs 18px */
    text-transform: uppercase;
    border-left: 5px solid var(--text-color);
    padding-left: 10px;
    background: #f0f0f0;
    margin: 0 0 20px 0;
    padding-top: 5px;
    padding-bottom: 5px;
    font-weight: normal;
}

[data-theme="neon"] .cat-page-title {
    background: transparent;
    color: var(--accent-secondary);
    border: none;
    text-shadow: 2px 2px 0 var(--accent-hover);
    padding: 0;
    font-family: var(--header-font);
}

.alpha-section {
    margin-bottom: 15px;
}

.alpha-header {
    font-size: 0.9em;
    background: var(--text-color);
    color: #fff;
    padding: 2px 5px;
    display: inline-block;
    margin: 10px 0;
}

[data-theme="neon"] .alpha-header {
    background: var(--accent-hover);
    font-family: var(--header-font);
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.5);
    transform: skew(-10deg);
}

.repo-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.repo-item {
    border-top: 1px solid var(--dim-text);
    /* Fallback */
    border-bottom: none;
    padding: 8px 0;
}

[data-theme="colorful"] .repo-item {
    border-top: 1px solid var(--border-color);
}

[data-theme="neon"] .repo-item {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.repo-item:last-child {
    border-bottom: 1px solid var(--border-color);
}

[data-theme="neon"] .repo-item:last-child {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}


.repo-link {
    font-weight: bold;
    font-size: 1.1em;
    color: var(--accent-main);
}

.repo-desc {
    color: var(--dim-text);
    margin: 2px 0 0 0;
    font-size: 0.9em;
}

.verified-badge {
    border: 1px solid var(--text-color);
    color: var(--text-color);
    font-size: 0.8em;
    padding: 0 3px;
    margin-left: 5px;
    background: #eee;
}

[data-theme="neon"] .verified-badge {
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
    background: rgba(247, 240, 82, 0.1);
}

/* Footer */
footer {
    margin-top: 30px;
    padding-top: 15px;
    border-top: 2px solid var(--text-color);
    text-align: right;
    /* Colorful align */
    font-size: 11px;
    color: var(--dim-text);
}

[data-theme="neon"] footer {
    border-top: 4px double var(--accent-hover);
    text-align: center;
    font-size: 16px;
    margin-top: 50px;
}