:root {
    color-scheme: dark;
    --tm-bg: #111214;
    --tm-bg-soft: #181a1f;
    --tm-surface: #20242b;
    --tm-surface-raised: rgba(255, 255, 255, 0.065);
    --tm-surface-subtle: rgba(255, 255, 255, 0.04);
    --tm-text: #f4f6fb;
    --tm-muted: #aeb6c6;
    --tm-border: rgba(255, 255, 255, 0.13);
    --tm-accent: #7c5cff;
    --tm-accent-2: #63d4ff;
    --tm-danger: #ef4444;
    --tm-success: #36d081;
    --tm-shadow: 0 20px 55px rgba(0, 0, 0, 0.3);
    --tm-radius-card: 8px;
    --tm-radius-control: 10px;
    --tm-page: calc(100% - 32px);

    --bg: var(--tm-bg);
    --bg-soft: var(--tm-bg-soft);
    --panel: var(--tm-surface);
    --panel-strong: #262b34;
    --panel-2: #262b34;
    --card: var(--tm-surface-raised);
    --text: var(--tm-text);
    --muted: var(--tm-muted);
    --border: var(--tm-border);
    --line: var(--tm-border);
    --accent: var(--tm-accent);
    --accent-hover: color-mix(in srgb, var(--tm-accent), white 14%);
    --accent-strong: var(--tm-accent-2);
    --accent-2: var(--tm-accent-2);
    --danger: var(--tm-danger);
    --success: var(--tm-success);
    --shadow: var(--tm-shadow);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: var(--tm-bg);
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--tm-text);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 18rem),
        linear-gradient(135deg, rgba(124, 92, 255, 0.1), rgba(99, 212, 255, 0.035) 38%, transparent 64%),
        var(--tm-bg);
    font-family: inherit;
}

a {
    color: inherit;
}

img {
    max-width: 100%;
}

.site-header,
.site-footer,
.page {
    width: var(--tm-page);
    margin-inline: auto;
}

.page {
    padding: 28px 0 60px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(16px);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--tm-text);
    text-decoration: none;
}

.brand-mark,
.brand-icon {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    color: #101214;
    background: linear-gradient(135deg, var(--tm-accent), var(--tm-accent-2));
    font-weight: 900;
}

.brand strong,
.brand small {
    display: block;
}

.brand small {
    margin-top: 2px;
    color: var(--tm-muted);
}

.main-nav,
.language-switch,
.site-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.main-nav a,
.language-switch a,
.button,
.btn,
button {
    border: 1px solid var(--tm-border);
    border-radius: 999px;
    padding: 10px 14px;
    color: var(--tm-text);
    background: var(--tm-surface-subtle);
    text-decoration: none;
    cursor: pointer;
    font: inherit;
    font-weight: 750;
    transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.main-nav a:hover,
.main-nav a.active,
.language-switch a:hover,
.language-switch a.active,
.button:hover,
.btn:hover,
button:hover {
    transform: translateY(-1px);
    border-color: color-mix(in srgb, var(--tm-accent), white 24%);
    background: color-mix(in srgb, var(--tm-accent), transparent 84%);
    color: var(--tm-text);
}

.button,
.btn-primary,
button {
    border-color: transparent;
    background: var(--tm-accent);
    color: #ffffff;
}

.button.ghost,
.button.secondary,
.secondary-button,
.btn-secondary {
    border-color: var(--tm-border);
    background: var(--tm-surface-subtle);
}

.danger-button,
.btn-danger,
button.danger,
.danger {
    background: var(--tm-danger);
    color: #fff;
}

.hero,
.tool-card,
.legal-card,
.card,
.section,
.admin-box,
.empty-box,
.empty-state,
.settings-category,
.download-bar,
.challenge-card,
.tabletop-game-card,
.start-card,
.master-panel,
.game-editor-panel,
.editor-card,
.editor-login-box,
.editor-code-box,
.create-game-form,
.start-help {
    border: 1px solid var(--tm-border);
    border-radius: var(--tm-radius-card);
    background: linear-gradient(180deg, var(--tm-surface-raised), rgba(255, 255, 255, 0.035));
    box-shadow: var(--tm-shadow);
}

.hero {
    margin-bottom: 24px;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--tm-accent-2);
    font-size: 0.78rem;
    font-weight: 850;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero h1,
.legal-card h1,
.section-header h1 {
    margin: 0;
    line-height: 1.04;
    letter-spacing: 0;
    font-size: clamp(2.15rem, 5.5vw, 4.5rem);
}

.hero p,
.tool-card p,
.legal-card p,
.card p,
.section-header p,
.empty-state p,
.challenge-card p,
.hint,
.empty {
    color: var(--tm-muted);
    line-height: 1.65;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--tm-border);
    border-radius: var(--tm-radius-control);
    padding: 10px 12px;
    background: rgba(0, 0, 0, 0.28);
    color: var(--tm-text);
    font: inherit;
    outline: none;
}

input:focus,
select:focus,
textarea:focus {
    border-color: color-mix(in srgb, var(--tm-accent), white 26%);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--tm-accent), transparent 82%);
}

.site-footer {
    justify-content: center;
    padding: 28px 0;
    border-top: 1px solid var(--tm-border);
    color: var(--tm-muted);
}

.site-footer a,
.footer-link,
.text-link,
.back-link {
    color: var(--tm-accent-2);
    text-decoration: none;
}

.site-footer a:hover,
.footer-link:hover,
.text-link:hover,
.back-link:hover {
    color: var(--tm-text);
}

.table-scroll,
.settings-table-wrapper,
.master-table-wrapper,
.editor-table-wrapper {
    overflow-x: auto;
}

@media (max-width: 780px) {
    .site-header,
    .hero,
    .section-header {
        align-items: stretch;
        flex-direction: column;
    }

    .main-nav,
    .language-switch {
        width: 100%;
    }
}