/* ============================================================
   ChatBase — Beyond
   Beat-reactive backdrop, message effects, AI tools, Draw & Guess.
   ============================================================ */

:root { --beat: 0; --level: 0; }

/* ---------- 1. Beat-reactive background ---------- */
:root[data-audio="on"] body::before {
    opacity: calc(0.72 + var(--beat) * 0.55);
    filter: blur(calc(28px - var(--beat) * 12px)) saturate(calc(175% + var(--beat) * 90%));
    transition: opacity 90ms linear, filter 90ms linear;
}

:root[data-audio="on"] #bgFx {
    transform: scale(calc(1 + var(--beat) * 0.045));
    transition: transform 110ms var(--lg-ease);
}

/* Panels breathe very slightly on each hit — felt more than seen. */
:root[data-audio="on"] .sidebar,
:root[data-audio="on"] .main-content {
    box-shadow: var(--lg-specular), var(--lg-lift-2),
                0 0 calc(var(--beat) * 46px) rgba(160, 107, 255, calc(var(--beat) * 0.5)) !important;
}

.beat-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding: 14px 18px;
    border-radius: var(--lg-r-lg);
    background: var(--lg-glass-2);
    -webkit-backdrop-filter: var(--lg-blur);
    backdrop-filter: var(--lg-blur);
    border: 1px solid var(--lg-rim);
    box-shadow: var(--lg-specular);
}

.beat-toggle {
    padding: 10px 18px;
    border-radius: var(--lg-r-pill);
    border: 1px solid var(--lg-rim);
    background: var(--lg-glass-3);
    color: #fff;
    font-family: inherit;
    font-size: 13.5px;
    font-weight: 620;
    cursor: pointer;
    transition: all 0.26s var(--lg-ease);
}

.beat-toggle:hover { background: var(--lg-glass-4); transform: translateY(-2px); }

.beat-toggle.active {
    background: linear-gradient(120deg, var(--lg-violet), var(--lg-cyan));
    border-color: rgba(255, 255, 255, 0.28);
    box-shadow: var(--lg-glow-violet);
}

.beat-readout {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 13px;
    font-weight: 650;
    color: rgba(244, 246, 255, 0.9);
}

.beat-readout[hidden] { display: none; }

.beat-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--lg-mint);
    box-shadow: 0 0 calc(6px + var(--beat) * 22px) var(--lg-mint);
    transform: scale(calc(1 + var(--beat) * 0.85));
    transition: transform 90ms linear, box-shadow 90ms linear;
}

.beat-note {
    flex-basis: 100%;
    margin: 0;
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-secondary);
}

/* ---------- 2. Message effects ---------- */
.fx-wrap { position: relative; display: inline-flex; }

.fx-tray {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 0;
    display: flex;
    gap: 6px;
    padding: 8px;
    border-radius: var(--lg-r-md);
    background: rgba(14, 17, 40, 0.9);
    -webkit-backdrop-filter: var(--lg-blur-deep);
    backdrop-filter: var(--lg-blur-deep);
    border: 1px solid var(--lg-rim);
    box-shadow: var(--lg-specular), var(--lg-lift-3);
    z-index: 60;
    animation: lg-sheet-in 0.28s var(--lg-spring) both;
}

.fx-tray[hidden] { display: none; }

.fx-opt {
    width: 38px;
    height: 38px;
    font-size: 19px;
    border-radius: 50%;
    border: 1px solid var(--lg-rim-soft);
    background: var(--lg-glass-2);
    cursor: pointer;
    transition: transform 0.28s var(--lg-spring), background 0.2s var(--lg-ease);
}

.fx-opt:hover { transform: scale(1.18); background: var(--lg-glass-4); }

@keyframes fx-shake {
    0%, 100% { transform: translate3d(0, 0, 0); }
    12% { transform: translate3d(-9px, 4px, 0) rotate(-0.6deg); }
    28% { transform: translate3d(8px, -5px, 0) rotate(0.5deg); }
    44% { transform: translate3d(-7px, 3px, 0) rotate(-0.4deg); }
    62% { transform: translate3d(6px, -3px, 0) rotate(0.3deg); }
    80% { transform: translate3d(-3px, 2px, 0); }
}

body.fx-shake { animation: fx-shake 0.62s var(--lg-ease); }

/* ---------- 3. AI tools ---------- */
.catchup-btn {
    display: inline-flex;      /* .chat-container is block, not flex */
    align-items: center;
    margin: 0 0 12px;
    padding: 8px 17px;
    border-radius: var(--lg-r-pill);
    border: 1px solid rgba(160, 107, 255, 0.4);
    background: linear-gradient(120deg, rgba(160, 107, 255, 0.22), rgba(34, 211, 238, 0.12));
    color: #fff;
    font-family: inherit;
    font-size: 12.5px;
    font-weight: 620;
    cursor: pointer;
    transition: all 0.26s var(--lg-ease);
}

.catchup-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--lg-glow-violet);
    border-color: rgba(160, 107, 255, 0.75);
}

.ai-modal {
    position: fixed;
    inset: 0;
    z-index: 99993;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(4, 5, 14, 0.66);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    animation: wc-in 0.24s var(--lg-ease) forwards;
}

.ai-box {
    width: min(94vw, 560px);
    max-height: 76vh;
    display: flex;
    flex-direction: column;
    border-radius: var(--lg-r-xl);
    background: rgba(14, 17, 40, 0.9);
    -webkit-backdrop-filter: var(--lg-blur-deep);
    backdrop-filter: var(--lg-blur-deep);
    border: 1px solid var(--lg-rim);
    box-shadow: var(--lg-specular), var(--lg-lift-3);
    overflow: hidden;
    animation: lg-sheet-in 0.36s var(--lg-spring) both;
}

.ai-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 17px 20px;
    border-bottom: 1px solid var(--lg-rim-soft);
    font-size: 15.5px;
    font-weight: 700;
    letter-spacing: -0.015em;
}

.ai-close {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid var(--lg-rim-soft);
    background: var(--lg-glass-2);
    color: #fff;
    cursor: pointer;
    font-size: 13px;
}

.ai-close:hover { background: var(--lg-glass-4); }

.ai-body { padding: 20px; overflow-y: auto; }

.ai-summary {
    font-size: 14.5px;
    line-height: 1.68;
    color: rgba(244, 246, 255, 0.92);
}

.ai-meta, .ai-empty {
    margin: 14px 0 0;
    font-size: 12.5px;
    color: var(--text-secondary);
}

.ai-empty { text-align: center; margin: 0; padding: 18px 0; }

.ai-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    padding: 26px 0;
    color: var(--text-secondary);
}

.ai-spin {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.12);
    border-top-color: var(--lg-violet);
    animation: lg-spin 0.85s linear infinite;
}

/* Inline translation */
.msg-translate-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 13px;
    opacity: 0.55;
    padding: 2px 4px;
    transition: opacity 0.2s var(--lg-ease), transform 0.25s var(--lg-spring);
}

.msg-translate-btn:hover { opacity: 1; transform: scale(1.2); }
.msg-translate-btn.active { opacity: 1; filter: drop-shadow(0 0 6px var(--lg-cyan)); }

.msg-translation {
    margin-top: 7px;
    padding: 9px 12px;
    border-radius: var(--lg-r-sm);
    border-left: 2px solid var(--lg-cyan);
    background: rgba(34, 211, 238, 0.09);
    font-size: 13.5px;
    line-height: 1.55;
    color: rgba(244, 246, 255, 0.9);
}

.msg-translation-label {
    display: block;
    margin-bottom: 3px;
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--lg-cyan);
}

.lang-select {
    padding: 9px 14px !important;
    border-radius: var(--lg-r-pill) !important;
    border: 1px solid var(--lg-rim) !important;
    background: var(--lg-glass-3) !important;
    color: #fff !important;
    font-family: inherit !important;
    font-size: 13px !important;
    cursor: pointer;
}

.lang-select option { background: #12142c; color: #fff; }

/* ---------- 4. Draw & Guess ---------- */
.dg-entry {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 20px 24px;
    margin-bottom: 4px;
    border-radius: var(--lg-r-lg);
    background: linear-gradient(120deg, rgba(160, 107, 255, 0.2), rgba(34, 211, 238, 0.1));
    -webkit-backdrop-filter: var(--lg-blur);
    backdrop-filter: var(--lg-blur);
    border: 1px solid rgba(160, 107, 255, 0.4);
    box-shadow: var(--lg-specular), var(--lg-glow-violet);
}

.dg-entry-icon { font-size: 42px; filter: drop-shadow(0 0 16px rgba(160, 107, 255, 0.8)); }
.dg-entry-text { flex: 1; }
.dg-entry-text h3 { margin: 0 0 3px; font-size: 18px; font-weight: 750; letter-spacing: -0.025em; }
.dg-entry-text p { margin: 0; font-size: 13px; color: var(--text-secondary); }

.dg-entry-btn {
    padding: 11px 26px;
    border-radius: var(--lg-r-pill);
    border: 1px solid rgba(255, 255, 255, 0.24);
    background: linear-gradient(120deg, var(--lg-violet), var(--lg-indigo));
    color: #fff;
    font-family: inherit;
    font-size: 14px;
    font-weight: 680;
    cursor: pointer;
    box-shadow: var(--lg-specular), var(--lg-glow-violet);
    transition: transform 0.32s var(--lg-spring);
}

.dg-entry-btn:hover { transform: translateY(-3px) scale(1.04); }

.dg-modal {
    position: fixed;
    inset: 0;
    z-index: 99994;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(4, 5, 14, 0.78);
    -webkit-backdrop-filter: blur(22px);
    backdrop-filter: blur(22px);
}

.dg-modal[hidden] { display: none; }

.dg-box {
    width: min(96vw, 1180px);
    height: min(92vh, 820px);
    display: flex;
    flex-direction: column;
    border-radius: var(--lg-r-xl);
    background: rgba(12, 15, 34, 0.9);
    -webkit-backdrop-filter: var(--lg-blur-deep);
    backdrop-filter: var(--lg-blur-deep);
    border: 1px solid var(--lg-rim);
    box-shadow: var(--lg-specular), var(--lg-lift-3);
    overflow: hidden;
    animation: lg-sheet-in 0.4s var(--lg-spring) both;
}

.dg-head {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 15px 20px;
    border-bottom: 1px solid var(--lg-rim-soft);
}

.dg-title { font-size: 16px; font-weight: 750; letter-spacing: -0.02em; }
.dg-word { flex: 1; text-align: center; font-size: 15px; font-weight: 600; }
.dg-mask { letter-spacing: 0.34em; font-size: 19px; font-weight: 700; }
.dg-len { font-size: 11.5px; color: var(--text-secondary); margin-left: 8px; }

.dg-timer {
    min-width: 84px;
    text-align: right;
    font-size: 15px;
    font-weight: 750;
    font-variant-numeric: tabular-nums;
    color: var(--lg-cyan);
}

.dg-timer.urgent { color: #ff5a7a; animation: lg-pulse 0.8s ease-in-out infinite; }

.dg-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--lg-rim-soft);
    background: var(--lg-glass-2);
    color: #fff;
    cursor: pointer;
}

.dg-close:hover { background: var(--lg-glass-4); }

.dg-main { flex: 1; display: flex; min-height: 0; }

.dg-canvas-wrap {
    flex: 1;
    position: relative;
    margin: 14px;
    border-radius: var(--lg-r-lg);
    overflow: hidden;
    background: #0a0c1c;
    border: 1px solid var(--lg-rim-soft);
}

#dgCanvas { width: 100%; height: 100%; display: block; cursor: crosshair; touch-action: none; }

.dg-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(8, 10, 26, 0.86);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.dg-overlay[hidden] { display: none; }
.dg-msg { text-align: center; padding: 26px; }
.dg-msg h3 { margin: 0 0 8px; font-size: 26px; font-weight: 780; letter-spacing: -0.03em; }
.dg-msg p { margin: 0; color: var(--text-secondary); font-size: 14px; }
.dg-msg strong { color: var(--lg-cyan); }

.dg-side {
    width: 272px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 14px 14px 14px 0;
    min-height: 0;
}

.dg-side-label {
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    color: rgba(233, 237, 255, 0.34);
    margin-bottom: 8px;
}

.dg-players, .dg-guesses {
    border-radius: var(--lg-r-md);
    background: var(--lg-glass-1);
    border: 1px solid var(--lg-rim-soft);
    padding: 12px;
    overflow-y: auto;
}

.dg-players { max-height: 40%; }
.dg-guesses { flex: 1; display: flex; flex-direction: column; gap: 6px; font-size: 13px; }

.dg-player {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 6px 8px;
    border-radius: 10px;
    font-size: 13px;
}

.dg-player.drawer { background: rgba(160, 107, 255, 0.18); }
.dg-player img, .dg-ava {
    width: 26px; height: 26px; border-radius: 50%;
    object-fit: cover; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--lg-violet), var(--lg-cyan));
    font-size: 12px; font-weight: 700; color: #fff;
}

.dg-pname { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dg-score { font-weight: 750; color: var(--lg-mint); font-variant-numeric: tabular-nums; }

.dg-guess { padding: 4px 2px; color: rgba(244, 246, 255, 0.82); }
.dg-guess b { color: #fff; font-weight: 650; }
.dg-guess.correct { color: var(--lg-mint); font-weight: 620; }

.dg-guess-bar input {
    width: 100%;
    padding: 12px 16px !important;
    border-radius: var(--lg-r-pill) !important;
    border: 1px solid var(--lg-rim) !important;
    background: var(--lg-glass-2) !important;
    color: #fff !important;
    font-family: inherit !important;
    font-size: 14px !important;
    outline: none !important;
}

.dg-guess-bar input:disabled { opacity: 0.45; cursor: not-allowed; }

.dg-tools {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 20px;
    border-top: 1px solid var(--lg-rim-soft);
    opacity: 0.35;
    pointer-events: none;
    transition: opacity 0.3s var(--lg-ease);
}

/* Tools only light up for whoever is drawing. */
.dg-tools.drawing { opacity: 1; pointer-events: auto; }
.dg-tools .dg-start { opacity: 1; pointer-events: auto; }

.dg-colors, .dg-brushes { display: flex; gap: 7px; }

.dg-color {
    width: 28px; height: 28px; border-radius: 50%;
    border: 2px solid var(--lg-rim); cursor: pointer;
    transition: transform 0.28s var(--lg-spring);
}

.dg-color:hover { transform: scale(1.18); }
.dg-color.active { border-color: #fff; box-shadow: 0 0 12px rgba(255, 255, 255, 0.6); }

.dg-brushes button {
    width: 32px; height: 32px; border-radius: 9px;
    border: 1px solid var(--lg-rim-soft);
    background: var(--lg-glass-2); color: #fff; cursor: pointer;
}

.dg-brushes button.active { background: var(--lg-glass-4); border-color: var(--lg-rim-hot); }

.dg-tool-btn {
    margin-left: auto;
    padding: 9px 18px;
    border-radius: var(--lg-r-pill);
    border: 1px solid var(--lg-rim);
    background: var(--lg-glass-2);
    color: #fff;
    font-family: inherit;
    font-size: 13px;
    font-weight: 620;
    cursor: pointer;
}

.dg-tool-btn:hover { background: var(--lg-glass-4); }

.dg-start {
    margin-left: 0;
    background: linear-gradient(120deg, var(--lg-mint), var(--lg-cyan));
    border-color: rgba(255, 255, 255, 0.26);
    color: #06231a;
    font-weight: 720;
}

.dg-start[hidden] { display: none; }

@media (max-width: 860px) {
    .dg-main { flex-direction: column; }
    .dg-side { width: auto; padding: 0 14px 14px; max-height: 42%; }
    .dg-canvas-wrap { margin-bottom: 0; }
    .dg-tools { flex-wrap: wrap; gap: 10px; }
}

/* ---------- 5. Safety: report, block, data ---------- */
.msg-report-btn, .msg-block-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 12.5px;
    opacity: 0.45;
    padding: 2px 4px;
    transition: opacity 0.2s var(--lg-ease), transform 0.25s var(--lg-spring);
}

.msg-report-btn:hover, .msg-block-btn:hover { opacity: 1; transform: scale(1.2); }

/* Blocked messages collapse to a stub you can still click to reveal. */
.message.blocked-msg > .message-content > p,
.message.blocked-msg > .message-content > .msg-translation,
.message.blocked-msg > .message-content > img,
.message.blocked-msg > .message-content > .sticker-message,
.message.blocked-msg > .message-content > .poll-card,
.message.blocked-msg > .message-content > .reply-quote,
.message.blocked-msg > .message-content > .link-preview {
    display: none;
}

.message.blocked-msg > .message-content::after {
    content: 'Message hidden — you blocked this user';
    display: block;
    font-size: 12.5px;
    font-style: italic;
    color: rgba(233, 237, 255, 0.38);
    padding: 3px 0;
}

.message.blocked-msg { opacity: 0.6; }

.settings-link-btn {
    display: inline-flex;
    align-items: center;
    padding: 8px 18px;
    border-radius: var(--lg-r-pill);
    border: 1px solid var(--lg-rim);
    background: var(--lg-glass-2);
    color: rgba(244, 246, 255, 0.9);
    font-family: inherit;
    font-size: 13px;
    font-weight: 620;
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.26s var(--lg-ease);
}

.settings-link-btn:hover { background: var(--lg-glass-4); color: #fff; transform: translateY(-2px); }

.settings-danger-btn {
    padding: 8px 18px;
    border-radius: var(--lg-r-pill);
    border: 1px solid rgba(255, 77, 109, 0.5);
    background: rgba(255, 77, 109, 0.14);
    color: #ff9db0;
    font-family: inherit;
    font-size: 13px;
    font-weight: 650;
    cursor: pointer;
    transition: all 0.26s var(--lg-ease);
}

.settings-danger-btn:hover {
    background: linear-gradient(135deg, #ff4d6d, #c9184a);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.28);
    box-shadow: 0 0 26px rgba(255, 77, 109, 0.55);
}

.settings-row.danger { border-top: 1px solid rgba(255, 77, 109, 0.22); }

.block-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 11px 0;
    border-bottom: 1px solid var(--lg-rim-soft);
    font-size: 14px;
}

.block-row:last-child { border-bottom: none; }

.legal-links {
    margin-top: auto;
    padding: 16px 14px 6px;
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: 11.5px;
    color: rgba(233, 237, 255, 0.3);
}

.legal-links a {
    color: rgba(233, 237, 255, 0.45);
    text-decoration: none;
    transition: color 0.2s var(--lg-ease);
}

.legal-links a:hover { color: var(--lg-cyan); }