:root {
    --page-bg: #0d0f14;
    --page-bg-alt: #23272f;
    --page-text: #eef1f6;
    --page-muted: #98a0af;
    --page-border: #343a46;
    --page-accent: #9fb0c8;
    --page-accent-soft: #9fb0c829;
    --chat-name-other: #7fbf8d;
    --chat-name-self: #ffd166;
    --faction-default-bg-primary: #0d0f14;
    --faction-default-bg-surface: #23272f;
    --faction-default-text-primary: #eef1f6;
    --faction-default-text-muted: #98a0af;
    --faction-default-accent-primary: #9fb0c8;
    --faction-default-accent-secondary: #c6d0df;
    --faction-default-border-color: #343a46;
    --faction-default-card-shadow: rgba(159, 176, 200, 0.18);
}

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


.arabic-title {
    font-family: 'Amiri', serif;
    font-size: clamp(2.8rem, 9vw, 5.5rem);
    color: #b47c3c;
    letter-spacing: 0.08em;
    line-height: 1;
    opacity: 0.88;
}

.roman-title {
    font-family: 'Cinzel', serif;
    font-size: clamp(1.2rem, 4vw, 2.1rem);
    color: #b47c3c;
    letter-spacing: 0.08em;
    line-height: 1;
    opacity: 0.88;
}

body {
    /* background: radial-gradient(circle at top, var(--page-bg), var(--page-bg-alt) 65%);*/
    background: var(--page-bg);
    color: var(--page-text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    min-height: 100vh;
    padding: 40px 20px;
    transition: background 0.35s ease, color 0.35s ease;
}

body.game-page {
    background: #0d0f14;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0;
    overflow: hidden;
}

#game-wrapper {
    position: relative;
    border: 1px solid #2a2d3a;
    border-radius: 4px;
    box-shadow: 0 0 60px rgba(80, 120, 255, 0.08);
}

#ui-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    pointer-events: none;
    z-index: 10;
}

body[data-bayn-scene="preload"] #ui-overlay,
body[data-bayn-scene="intro"] #ui-overlay {
    display: none;
}

.hud-panel {
    background: rgba(10, 12, 18, 0.82);
    border: 1px solid rgba(80, 120, 255, 0.25);
    border-radius: 4px;
    padding: 8px 14px;
    color: #8090b8;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    letter-spacing: 0.08em;
    line-height: 1.8;
}

.hud-panel b {
    color: #c0d0ff;
    font-weight: normal;
}

.hud-title {
    color: #5a7aee;
    font-family: 'Courier New', monospace;
    font-size: 16px;
    letter-spacing: 0.12em;
    margin-bottom: 4px;
}

.hud-quiet {
    color: #e79ccf;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    letter-spacing: 0.08em;
    margin-top: 4px;
}

a {
    color: inherit;
}

a:visited {
    color: inherit;
}

.page,
.layout {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.page-header {
    text-align: center;
}

.page-header h1 {
    font-size: 1.8rem;
    letter-spacing: 0.6px;
    margin-bottom: 8px;
}

.chooser-shell {
    width: min(100%, 560px);
    border: 1px solid var(--page-border);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
    box-shadow: 0 10px 24px -14px var(--page-accent-soft);
    padding: 24px;
    text-align: center;
}

.chooser-shell h1 {
    font-size: 1.8rem;
    letter-spacing: 0.6px;
    margin-bottom: 8px;
}

.chooser-shell p {
    color: var(--page-muted);
    margin-bottom: 20px;
}

.controls {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.variant-controls {
    margin-top: -6px;
    margin-bottom: 22px;
}

.variant-controls.dimmed {
    opacity: 0.45;
}

.faction-separator {
    width: 1px;
    height: 28px;
    background: var(--page-border);
    opacity: 0.9;
    margin: 0 2px;
}

.lede {
    color: var(--page-muted);
}

.quiet-message {
    color: var(--page-muted);
}

.card,
.chat-card {
    border: 1px solid var(--page-border);
    border-radius: 12px;
    box-shadow: 0 10px 24px -14px var(--page-accent-soft);
    padding: 24px;
    background: var(--page-bg-alt);
    width: min(100%, 560px);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

.card-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--page-border);
    border-radius: 8px;
    padding: 10px 14px;
    text-decoration: none;
    color: var(--page-text);
    background: var(--page-bg-alt);
    transition: all 0.2s ease;
}

.card-link:hover,
.card-link:focus-visible {
    border-color: var(--page-accent);
    color: var(--page-accent);
    box-shadow: 0 0 0 3px var(--page-accent-soft);
}

.card-link:visited {
    color: var(--page-text);
}

.card .log-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: stretch;
}

.card .submit-button {
    min-width: 140px;
    white-space: nowrap;
}

.room-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 560px);
    gap: 20px;
    align-items: start;
}

.room-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: min(100%, 560px);
}


.log-form,
.invite-actions,
.chat-input-row {
    display: flex;
    gap: 10px;
}

.log-form,
.chat-input-row {
    align-items: center;
}

.chat-input-row {
    width: min(100%, 420px);
    align-self: flex-start;
}


.url-input {
    width: 100%;
    border: 1px solid var(--page-border);
    background: rgba(255, 255, 255, 0.03);
    color: var(--page-text);
    border-radius: 8px;
    padding: 10px 12px;
    font: inherit;
}

.url-input::placeholder {
    color: var(--page-muted);
}

.submit-button {
    border: 1px solid var(--page-border);
    background: transparent;
    color: var(--page-text);
    border-radius: 8px;
    padding: 10px 14px;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.submit-button:hover,
.submit-button:focus-visible {
    border-color: var(--page-accent);
    box-shadow: 0 0 0 3px var(--page-accent-soft);
    color: var(--page-accent);
}

.submit-button:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

.result-box {
    border: 1px solid var(--page-border);
    border-radius: 12px;
    padding: 16px 18px;
    background: rgba(255, 255, 255, 0.02);
    color: var(--page-text);
    white-space: pre-wrap;
}

.result-box[data-state="success"] {
    border-color: var(--page-accent);
}

.result-box[data-state="error"] {
    border-color: #c46b6b;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.note-date {
    color: var(--page-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.75rem;
    margin-bottom: 12px;
}

.game-stage {
    width: 100%;
    max-width: 485px;
    aspect-ratio: 485 / 645;
    border: 1px solid var(--page-border);
    border-radius: 12px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.02);
}

.game-stage-inner {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-messages {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 420px;
    overflow: auto;
}

.chat-message {
    padding-left: 0;
}

.chat-message.is-me {
    background: transparent;
}

.chat-message.system {
    opacity: 0.8;
    font-style: italic;
}

.chat-line {
    color: var(--page-text);
    line-height: 1.5;
    overflow-wrap: anywhere;
}

.chat-line strong {
    color: var(--chat-name-other);
    font-weight: 700;
}

.chat-message.is-me .chat-line strong {
    color: var(--chat-name-self);
}

.chat-message.system .chat-line strong {
    color: var(--page-muted);
}

.btn {
    background: transparent;
    color: var(--page-text);
    border: 1px solid var(--page-border);
    border-radius: 8px;
    padding: 8px 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn:hover,
.btn.active {
    border-color: var(--page-accent);
    box-shadow: 0 0 0 3px var(--page-accent-soft);
    color: var(--page-accent);
}

.btn:disabled {
    cursor: not-allowed;
}

.faction-card {
    --bg-primary: var(--faction-default-bg-primary);
    --bg-surface: var(--faction-default-bg-surface);
    --text-primary: var(--faction-default-text-primary);
    --text-muted: var(--faction-default-text-muted);
    --accent-primary: var(--faction-default-accent-primary);
    --accent-secondary: var(--faction-default-accent-secondary);
    --border-color: var(--faction-default-border-color);
    --card-shadow: var(--faction-default-card-shadow);

    background-color: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 18px;
    box-shadow: 0 10px 24px -14px var(--card-shadow);
}

.faction-card .theme-tag {
    border-color: var(--border-color);
    background: var(--bg-primary);
    color: var(--accent-primary);
}

.card-description {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 14px;
}

.card-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 12px;
}

.card-header h2,
.card-header h3 {
    font-size: 1.05rem;
    font-weight: 700;
}

.arabic-name {
    font-size: 0.95rem;
    opacity: 0.7;
    font-weight: 400;
}

.theme-tag {
    font-size: 0.68rem;
    letter-spacing: 0.9px;
    text-transform: uppercase;
    border-radius: 20px;
    border: 1px solid var(--page-border);
    background: rgba(255, 255, 255, 0.03);
    color: var(--page-accent);
    padding: 3px 9px;
    white-space: nowrap;
}


.palette-grid {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 14px;
}

.faction-groups {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.faction-group {
    --group-accent: #888;
    border: 1px solid var(--page-border);
    border-left: 4px solid var(--group-accent);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.015);
    padding: 14px;
}

.faction-group-title {
    color: var(--page-text);
    font-size: 0.92rem;
    letter-spacing: 0.9px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.minimal-card {
    padding: 14px;
    box-shadow: none;
}

.minimal-card .card-header {
    margin-bottom: 10px;
}

.palette-preview {
    display: flex;
    gap: 8px;
}

.swatch {
    position: relative;
    width: 100%;
    height: 28px;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.swatch::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 50%;
    bottom: calc(100% + 6px);
    transform: translateX(-50%);
    background: #0a0b0f;
    color: #e6eaf2;
    border: 1px solid #2d3442;
    border-radius: 4px;
    padding: 2px 6px;
    font-size: 0.68rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease;
    white-space: nowrap;
}

.swatch:hover::after {
    opacity: 1;
}

.section-title {
    width: 100%;
    color: var(--page-muted);
    font-size: 0.86rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: 6px;
}

.back-link {
    color: var(--page-muted);
    font-size: 0.92rem;
}

.bayn {
    /* Isometric palette from bayn-game-isometric.html */
    --color-floor: #4a7c59;
    --color-blocked: #FFFFFF;
    --color-hover: #8fb0ff;
    --color-hover-blocked: #cf0505;
    /* --color-player: #7c3aed; */
    --color-base-a: #00ff9d;
    --color-base-b: #ff6200;
    --color-side-a: #2e5438;
    --color-side-b: #3a6648;

    --color--main-player-top: #6d8cff;
    --color--main-player-left: #3850c6;
    --color--main-player-right: #4c67e0;

    --color--highlight-top: #8fb0ff;
    --color--highlight-left: #5d78d6;
    --color--highlight-right: #6f8ae8;
    --color--highlight-alpha: 0.85;

    --color--hover-highlight-top: #e8d87a;
    --color--hover-highlight-left: #665a1f;
    --color--hover-highlight-right: #7b6a24;
    --color--hover-highlight-alpha: 0.45;


    /* Think about how to show other player */
    --color--reverse-highlight-top: #ffc978;
    --color--reverse-highlight-left: #d69e5d;
    --color--reverse-highlight-right: #e8b06f;
    --color--reverse-highlight-alpha: 0.85;

    --color--reverse-player-top: #ffb56d;
    --color--reverse-player-left: #c68538;
    --color--reverse-player-right: #e0964c;

    /* base A  0x4444ff, 0x3333cc, 0x5555ff */
    --color--base-a-top: #4444ff;
    --color--base-a-left: #3333cc;
    --color--base-a-right: #5555ff;

    /* base B  0xff4444, 0xcc3333, 0xff5555 */
    --color--base-b-top: #ff4444;
    --color--base-b-left: #cc3333;
    --color--base-b-right: #ff5555;
}