@font-face {
    font-family: 'DepartureMono';
    src: url('/fonts/DepartureMono-Regular.woff2') format('woff2'),
         url('/fonts/DepartureMono-Regular.woff') format('woff'),
         url('/fonts/DepartureMono-Regular.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
}

:root {
    --bg-color: #00242A;
    --bg-deep: #001619;
    --text-color: #e0e0e0;
    --text-muted: #7d9298;
    --accent-color: #F0DE1E;
    --accent-secondary: var(--text-color);
    --card-bg: #013039;
    --card-border: #e0e0e0;
    --color-main: #F0DE1E;
    --color-blue: #4999E7;
    --color-green: #14D177;
    --color-purple: #631279;
    --color-orange: #DE820E;
    --color-red: #DE1326;
    --header-font: 'DepartureMono', monospace;
    --body-font: 'DepartureMono', monospace;
    --border-width: 3px;
    --shadow-offset: 6px;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--body-font);
    line-height: 1.6;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
}

a {
    color: var(--accent-color);
}

/* ---------- Header ---------- */

header {
    margin-bottom: 4rem;
    padding: 1.5rem 0;
    width: 100%;
    max-width: 1200px;
    border-top: var(--border-width) solid var(--accent-color);
    border-bottom: var(--border-width) solid var(--accent-color);
    background-color: transparent;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* Tool & game pages keep their own header; it shrinks to a single line
   below the site bar that site.js prepends. */
.tool-header {
    margin-bottom: 2.5rem;
    padding: 0.75rem 0;
    border-top: none;
    border-bottom: 1px solid var(--text-muted);
    justify-content: flex-start;
}

.tool-header > * {
    flex: none;
}

.tool-header .header-center {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
    text-align: left;
}

.tool-header h1 {
    font-size: 1.2rem;
    color: var(--accent-color);
    text-transform: uppercase;
}

.tool-header p {
    font-size: 0.75rem !important;
    color: var(--text-muted) !important;
    margin: 0 !important;
}

.tool-header .back-link,
.tool-header .auth-nav-container {
    display: none;
}

.site-title {
    font-size: 1.6rem;
    font-family: var(--header-font);
    color: var(--accent-color);
    text-transform: uppercase;
    text-decoration: none;
    white-space: nowrap;
}

.site-nav {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
    flex: 1;
}

.site-nav a {
    color: var(--text-color);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.8rem;
    padding: 0.2rem 0;
    border-bottom: var(--border-width) solid transparent;
    transition: all 0.1s;
}

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

.site-nav a.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

.auth-nav-container {
    display: flex;
    justify-content: flex-end;
}

.auth-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.btn-auth {
    background: var(--card-bg);
    color: var(--text-color);
    border: var(--border-width) solid var(--text-color);
    padding: 0.6rem 1.2rem;
    font-family: var(--header-font);
    font-size: 0.75rem;
    text-transform: uppercase;
    cursor: pointer;
    box-shadow: 4px 4px 0 0 var(--accent-color);
    transition: all 0.1s;
}

.btn-auth:hover {
    box-shadow: 2px 2px 0 0 var(--accent-color);
    transform: translate(2px, 2px);
    background-color: var(--bg-deep);
}

.btn-auth:active {
    box-shadow: 0 0 0 0 var(--accent-color);
    transform: translate(4px, 4px);
}

.user-snippet {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.7rem;
    color: var(--text-color);
    font-family: var(--header-font);
}

.user-avatar {
    width: 30px;
    height: 30px;
    border: 2px solid var(--accent-color);
    background-size: cover;
    background-position: center;
    box-shadow: 2px 2px 0 0 var(--text-color);
}

/* ---------- Layout ---------- */

.container {
    max-width: 900px;
    width: 100%;
}

.container.wide {
    max-width: 1200px;
}

.section {
    margin-bottom: 3.5rem;
}

.section h2 {
    font-size: 1.2rem;
    font-family: var(--header-font);
    margin-bottom: 2rem;
    color: var(--text-color);
    text-transform: uppercase;
    display: inline-block;
    border-bottom: var(--border-width) solid var(--accent-color);
    padding-bottom: 0.5rem;
}

.intro {
    margin-bottom: 3.5rem;
    max-width: 60ch;
}

.intro p + p {
    margin-top: 1rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2.5rem;
}

/* ---------- Cards ---------- */

.card {
    background-color: var(--card-bg);
    border: var(--border-width) solid var(--card-border);
    padding: 1.5rem;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.1s ease;
    display: block;
    box-shadow: var(--shadow-offset) var(--shadow-offset) 0 0 var(--accent-color);
    position: relative;
    top: 0;
    left: 0;
}

.card:hover {
    box-shadow: 2px 2px 0 0 var(--accent-color);
    top: calc(var(--shadow-offset) - 2px);
    left: calc(var(--shadow-offset) - 2px);
    background-color: var(--bg-deep);
}

.card:active {
    box-shadow: 0 0 0 0 var(--accent-color);
    top: var(--shadow-offset);
    left: var(--shadow-offset);
}

.card-icon {
    width: 1.75rem;
    height: 1.75rem;
    display: block;
    margin-bottom: 0.75rem;
    filter: invert(89%) sepia(61%) saturate(1095%) hue-rotate(359deg) brightness(103%) contrast(94%);
}

.card h3 {
    font-size: 1.1rem;
    font-family: var(--header-font);
    margin-bottom: 1rem;
    color: var(--accent-color);
    line-height: 1.5;
}

.card p {
    font-size: 0.95rem;
    color: var(--text-color);
}

/* Static panel: card look, no click affordance */
.panel {
    background-color: var(--card-bg);
    border: var(--border-width) solid var(--card-border);
    box-shadow: var(--shadow-offset) var(--shadow-offset) 0 0 var(--accent-color);
    padding: 1.5rem;
}

/* ---------- Buttons / links ---------- */

.btn {
    display: inline-block;
    background-color: var(--card-bg);
    color: var(--text-color);
    border: var(--border-width) solid var(--text-color);
    padding: 0.5rem 1rem;
    font-family: var(--header-font);
    font-size: 0.75rem;
    text-transform: uppercase;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    box-shadow: 3px 3px 0 0 var(--accent-color);
    transition: all 0.1s;
    position: relative;
    top: 0;
    left: 0;
}

.btn:hover {
    box-shadow: 1px 1px 0 0 var(--accent-color);
    top: 2px;
    left: 2px;
    color: var(--accent-color);
}

.btn:active {
    box-shadow: 0 0 0 0 var(--accent-color);
    top: 3px;
    left: 3px;
}

.back-link {
    display: inline-block;
    color: var(--text-color);
    text-decoration: none;
    font-size: 1rem;
    font-weight: bold;
    border: var(--border-width) solid var(--text-color);
    padding: 0.5rem 1rem;
    background-color: var(--card-bg);
    box-shadow: 3px 3px 0 0 var(--accent-secondary);
    transition: all 0.1s;
    position: relative;
    top: 0;
    left: 0;
}

.back-link:hover {
    background-color: var(--accent-secondary);
    color: var(--bg-color);
}

.back-link:active {
    box-shadow: 0 0 0 0 var(--accent-secondary);
    top: 3px;
    left: 3px;
}

/* ---------- Scrollbars ---------- */

* {
    scrollbar-color: var(--accent-color) transparent;
    scrollbar-width: thin;
}

::-webkit-scrollbar {
    width: 0.6rem;
    height: 0.6rem;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: var(--accent-color);
    border-radius: 0;
}

/* ---------- Responsive ---------- */

@media (max-width: 800px) {
    header {
        justify-content: center;
    }
    .site-nav {
        order: 3;
        width: 100%;
        flex: none;
    }
}

@media (max-width: 600px) {
    body {
        padding: 1rem;
    }
    header {
        margin-bottom: 2rem;
        padding: 1rem 0;
    }
    .site-title {
        font-size: 1.3rem;
    }
    .grid {
        grid-template-columns: 1fr;
    }
}