/* ============================================================
   NOSTROMO UNIVERSE — floating button + cockpit modal
   Scoped to #universe-fab and #universe-modal.
   ============================================================ */

#universe-fab,
#universe-modal {
    --u-bg: #020D05;
    --u-panel: #061609;
    --u-panel-alt: #001B05;
    --u-green: #00FF22;
    --u-bright: #7CFF70;
    --u-mid: #008A12;
    --u-muted: #176B20;
    --u-border: #00CC18;
    --u-text: #00E51F;
    --u-amber: #ffcc00;
    --u-red: #ff3333;
    --u-mono: 'Courier Prime', 'Courier New', monospace;
    --u-crt: 'VT323', monospace;
}

/* ───────── FLOATING NAVE BUTTON ───────── */

#universe-fab {
    position: fixed;
    right: 18px;
    bottom: 112px;
    z-index: 949;
    width: 56px;
    height: 56px;
    padding: 0;
    border: 1px solid var(--u-border);
    background: linear-gradient(180deg, #03170a 0%, #000a03 100%);
    color: var(--u-bright);
    cursor: pointer;
    font-family: var(--u-crt);
    font-size: 29px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 0 0 1px #001b05,
        0 0 18px rgba(0, 255, 34, .32),
        inset 0 0 18px rgba(0, 255, 34, .08);
    transition: color .2s, border-color .2s, box-shadow .2s, transform .12s, opacity .2s;
}

#universe-fab::before {
    content: '';
    position: absolute;
    inset: 4px;
    border: 1px solid rgba(0, 204, 24, .35);
    border-radius: 50%;
    pointer-events: none;
}

#universe-fab::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: repeating-linear-gradient(0deg, transparent 0 2px, rgba(0, 0, 0, .28) 2px 3px);
    opacity: .55;
}

#universe-fab:hover,
#universe-fab:focus-visible {
    color: #fff;
    border-color: var(--u-green);
    box-shadow:
        0 0 0 1px #002a08,
        0 0 24px rgba(0, 255, 34, .55),
        inset 0 0 22px rgba(0, 255, 34, .16);
    outline: none;
}

#universe-fab:active { transform: translateY(1px); }

#universe-fab .ufab-icon {
    position: relative;
    z-index: 2;
    text-shadow: 0 0 9px rgba(0, 255, 34, .8);
}

#universe-fab .ufab-led {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 4px;
    height: 4px;
    background: var(--u-green);
    box-shadow: 0 0 6px var(--u-green);
    animation: u-ledblink 2.6s steps(1) infinite;
    z-index: 3;
}

#universe-fab .ufab-label {
    position: absolute;
    right: 68px;
    top: 50%;
    transform: translateY(-50%) translateX(6px);
    white-space: nowrap;
    font-family: var(--u-mono);
    font-size: 10px;
    letter-spacing: 2px;
    color: var(--u-text);
    background: rgba(0, 10, 3, .92);
    border: 1px solid var(--u-muted);
    padding: 5px 8px;
    opacity: 0;
    pointer-events: none;
    transition: opacity .18s, transform .18s;
}

#universe-fab:hover .ufab-label,
#universe-fab:focus-visible .ufab-label {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

body.universe-open #universe-fab,
body.universe-open #c64-fab,
body.c64-open #universe-fab,
body.mail-expired #universe-fab {
    opacity: 0;
    pointer-events: none;
}

@keyframes u-ledblink {
    0%, 48% { opacity: 1; }
    49%, 100% { opacity: .15; }
}

/* ───────── MODAL ───────── */

#universe-modal {
    position: fixed;
    inset: 0;
    z-index: 1500;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 18px;
    background: rgba(0, 4, 1, .88);
    backdrop-filter: blur(3px);
    font-family: var(--u-mono);
}

#universe-modal.open { display: flex; }

#universe-modal .universe-shell {
    width: min(1480px, 97vw);
    height: min(920px, 94dvh);
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    background: var(--u-bg);
    border: 1px solid var(--u-border);
    box-shadow:
        0 0 0 1px #001b05,
        0 0 42px rgba(0, 255, 34, .22),
        inset 0 0 60px rgba(0, 255, 34, .035);
    position: relative;
    overflow: hidden;
}

#universe-modal .universe-head {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 14px;
    background: var(--u-panel-alt);
    border-bottom: 1px solid var(--u-mid);
    font-size: 11px;
    letter-spacing: 1px;
    min-width: 0;
}

#universe-modal .universe-head .title {
    color: var(--u-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#universe-modal .universe-head .title b { color: var(--u-bright); font-weight: 400; }

#universe-modal .head-chips {
    margin-left: auto;
    display: flex;
    gap: 6px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
}

#universe-modal .chip {
    border: 1px solid var(--u-muted);
    background: #001006;
    color: var(--u-mid);
    font-size: 9px;
    letter-spacing: 1px;
    padding: 3px 6px;
    white-space: nowrap;
}

#universe-modal .chip b { color: var(--u-text); font-weight: 400; }

#universe-modal .head-close {
    background: none;
    border: 1px solid var(--u-muted);
    color: var(--u-mid);
    width: 26px;
    height: 24px;
    cursor: pointer;
    font-family: var(--u-mono);
    font-size: 13px;
    line-height: 1;
    flex-shrink: 0;
}

#universe-modal .head-close:hover { color: var(--u-red); border-color: var(--u-red); }

#universe-modal .head-action {
    display: flex;
    align-items: center;
    gap: 5px;
    border: 1px solid var(--u-muted);
    background: #001006;
    color: var(--u-mid);
    font-family: var(--u-mono);
    font-size: 9px;
    letter-spacing: 1px;
    padding: 4px 7px;
    cursor: pointer;
    flex-shrink: 0;
}

#universe-modal .head-action:hover,
#universe-modal .head-action.active {
    border-color: var(--u-amber);
    color: var(--u-amber);
}

#universe-modal .head-action b { color: var(--u-amber); font-weight: 400; }
#universe-modal .head-action .action-icon { font-size: 12px; }

#universe-modal .universe-body {
    position: relative;
    min-height: 0;
    background: #000;
    overflow: hidden;
}

#universe-canvas {
    display: block;
    width: 100%;
    height: 100%;
    background: #000;
    touch-action: none;
    cursor: crosshair;
    image-rendering: auto;
}

#universe-modal .universe-scanlines {
    position: absolute;
    inset: 0;
    z-index: 4;
    pointer-events: none;
    background: repeating-linear-gradient(0deg, transparent 0 2px, rgba(0, 0, 0, .25) 2px 3px);
    opacity: .5;
    mix-blend-mode: multiply;
}

#universe-modal .universe-vignette {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
    background: radial-gradient(ellipse at center, transparent 48%, rgba(0, 0, 0, .55) 100%);
    box-shadow: inset 0 0 70px rgba(0, 0, 0, .5);
}

#universe-modal .universe-overlay {
    position: absolute;
    inset: 0;
    z-index: 6;
    background: #000;
    padding: 18px 22px;
    overflow: hidden;
    font-family: var(--u-crt);
    font-size: clamp(14px, 1.5vw, 20px);
    line-height: 1.4;
    color: var(--u-text);
    text-shadow: 0 0 8px rgba(0, 255, 34, .35);
    transition: opacity .6s ease;
}

#universe-modal .universe-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: repeating-linear-gradient(0deg, transparent 0 2px, rgba(0, 0, 0, .35) 2px 3px);
    opacity: .55;
}

#universe-modal .universe-overlay.done {
    opacity: 0;
    pointer-events: none;
}

#universe-modal .universe-boot-title {
    color: var(--u-bright);
    font-size: 1.2em;
    letter-spacing: 3px;
    margin-bottom: 8px;
}

#universe-modal .u-boot-line {
    opacity: 0;
    animation: u-typein .18s forwards;
}

#universe-modal .u-boot-line .ok { color: var(--u-bright); }
#universe-modal .u-boot-line .warn { color: var(--u-amber); }
#universe-modal .u-boot-line .err { color: var(--u-red); }
#universe-modal .u-boot-line .dim { color: var(--u-mid); }

@keyframes u-typein { to { opacity: 1; } }

#universe-modal .universe-foot {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 7px 14px;
    border-top: 1px solid var(--u-mid);
    background: var(--u-panel-alt);
    font-size: 9px;
    letter-spacing: 1px;
    color: var(--u-muted);
    min-width: 0;
}

#universe-modal #universe-foot-log {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--u-mid);
}

#universe-modal #universe-foot-log::before { content: '> '; color: var(--u-muted); }
#universe-modal .universe-hint { white-space: nowrap; color: var(--u-muted); }

/* ───────── CAPSULE DRAWER ───────── */

#universe-modal .universe-drawer {
    position: absolute;
    inset: 0;
    z-index: 32;
    display: none;
    align-items: stretch;
    justify-content: flex-end;
    background: rgba(0, 5, 2, .72);
    backdrop-filter: blur(2px);
}

#universe-modal .universe-drawer.open { display: flex; }

#universe-modal .u-drawer-panel {
    width: min(620px, 100%);
    height: 100%;
    display: flex;
    flex-direction: column;
    background: var(--u-bg);
    border-left: 1px solid var(--u-border);
    box-shadow: -18px 0 40px rgba(0, 0, 0, .55), inset 0 0 40px rgba(0, 255, 34, .03);
}

#universe-modal .u-drawer-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-bottom: 1px solid var(--u-mid);
    background: var(--u-panel-alt);
    font-size: 10px;
    letter-spacing: 1px;
    color: var(--u-text);
    flex-shrink: 0;
}

#universe-modal .u-drawer-head span {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#universe-modal .u-drawer-head b { color: var(--u-amber); font-weight: 400; }

#universe-modal .u-drawer-head button {
    background: none;
    border: 1px solid var(--u-muted);
    color: var(--u-mid);
    width: 26px;
    height: 24px;
    cursor: pointer;
    font-family: var(--u-mono);
    font-size: 13px;
    line-height: 1;
    flex-shrink: 0;
}

#universe-modal .u-drawer-head button:hover {
    color: var(--u-red);
    border-color: var(--u-red);
}

#universe-modal .u-drawer-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 14px 16px;
}

#universe-modal .u-drawer-body::-webkit-scrollbar { width: 4px; }
#universe-modal .u-drawer-body::-webkit-scrollbar-thumb { background: var(--u-mid); }

#universe-modal .u-section { margin-bottom: 18px; }

#universe-modal .u-section h4 {
    font-size: 9px;
    font-weight: 400;
    letter-spacing: 2px;
    color: var(--u-mid);
    margin-bottom: 8px;
    border-bottom: 1px solid #0a2a10;
    padding-bottom: 5px;
}

#universe-modal .u-slot-grid {
    display: flex;
    gap: 6px;
    margin-bottom: 10px;
}

#universe-modal .u-slot {
    flex: 1;
    border: 1px solid var(--u-muted);
    background: #001006;
    padding: 8px 5px;
    text-align: center;
    color: var(--u-muted);
    font-size: 9px;
    letter-spacing: 1px;
}

#universe-modal .u-slot.available {
    border-color: var(--u-amber);
    color: var(--u-amber);
    box-shadow: inset 0 0 12px rgba(255, 204, 0, .07);
}

#universe-modal .u-slot .slot-mark {
    display: block;
    font-size: 18px;
    line-height: 1.2;
}

#universe-modal .u-compose textarea {
    width: 100%;
    min-height: 108px;
    resize: vertical;
    background: #000;
    color: var(--u-bright);
    border: 1px solid var(--u-muted);
    padding: 8px 9px;
    font-family: var(--u-mono);
    font-size: 11px;
    line-height: 1.55;
    outline: none;
    caret-color: var(--u-green);
}

#universe-modal .u-compose textarea:focus {
    border-color: var(--u-green);
    box-shadow: 0 0 12px rgba(0, 255, 34, .08);
}

#universe-modal .u-compose-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 7px;
    flex-wrap: wrap;
}

#universe-modal .u-char {
    margin-left: auto;
    font-size: 9px;
    letter-spacing: 1px;
    color: var(--u-muted);
}

#universe-modal .u-note {
    font-size: 9px;
    line-height: 1.7;
    color: var(--u-muted);
    border-left: 2px solid var(--u-amber);
    padding-left: 8px;
    margin-top: 9px;
}

#universe-modal .u-btn {
    background: #001006;
    border: 1px solid var(--u-muted);
    color: var(--u-mid);
    font-family: var(--u-mono);
    font-size: 9px;
    letter-spacing: 1px;
    padding: 7px 11px;
    cursor: pointer;
    white-space: nowrap;
}

#universe-modal .u-btn:hover { border-color: var(--u-green); color: var(--u-bright); }

#universe-modal .u-btn.primary {
    background: var(--u-green);
    border-color: var(--u-green);
    color: #001006;
    font-weight: 700;
}

#universe-modal .u-btn.primary:hover { background: var(--u-bright); }

#universe-modal .u-btn.danger {
    border-color: var(--u-muted);
    color: var(--u-mid);
}

#universe-modal .u-btn.danger.confirm {
    border-color: var(--u-red);
    color: var(--u-red);
    box-shadow: inset 0 0 10px rgba(255, 51, 51, .08);
}

#universe-modal .u-btn:disabled {
    opacity: .35;
    cursor: not-allowed;
}

#universe-modal .u-capsule-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

#universe-modal .u-capsule-row {
    display: grid;
    grid-template-columns: minmax(70px, 1fr) minmax(80px, 1.1fr) auto auto;
    align-items: center;
    gap: 6px;
    border: 1px solid #0a2a10;
    background: #001006;
    padding: 7px 8px;
    font-size: 9px;
    letter-spacing: 1px;
    color: var(--u-muted);
}

#universe-modal .u-capsule-row .capsule-label {
    color: var(--u-amber);
    font-size: 10px;
}

#universe-modal .u-capsule-row .capsule-meta {
    color: var(--u-mid);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#universe-modal .u-empty {
    border: 1px dashed var(--u-muted);
    padding: 12px;
    text-align: center;
    font-size: 9px;
    letter-spacing: 1px;
    color: var(--u-muted);
}

#universe-modal .u-status {
    margin-top: 9px;
    min-height: 18px;
    font-size: 9px;
    letter-spacing: 1px;
    color: var(--u-mid);
    word-break: break-word;
}

#universe-modal .u-status.ok { color: var(--u-bright); }
#universe-modal .u-status.err { color: var(--u-red); }

#universe-modal .u-read-message {
    background: #000;
    border: 1px solid var(--u-muted);
    padding: 10px 11px;
    color: var(--u-bright);
    font-family: var(--u-mono);
    font-size: 11px;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 46vh;
    overflow-y: auto;
}

#universe-modal .u-read-meta {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    font-size: 9px;
    letter-spacing: 1px;
    color: var(--u-muted);
    margin-bottom: 8px;
}

#universe-modal .u-read-meta b { color: var(--u-amber); font-weight: 400; }

#universe-modal .u-drawer-foot {
    flex-shrink: 0;
    border-top: 1px solid var(--u-mid);
    padding: 7px 12px;
    font-size: 9px;
    letter-spacing: 1px;
    color: var(--u-muted);
    background: var(--u-panel-alt);
}

/* ───────── TRANSMISSION TOAST ───────── */

#universe-modal .universe-toast {
    position: absolute;
    top: 62px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 45;
    width: min(560px, calc(100% - 24px));
    display: none;
    background: rgba(0, 16, 6, .96);
    border: 1px solid var(--u-amber);
    box-shadow:
        0 0 26px rgba(255, 204, 0, .16),
        inset 0 0 22px rgba(255, 204, 0, .05);
    padding: 9px 12px;
    font-family: var(--u-mono);
    font-size: 10px;
    letter-spacing: 1px;
    color: var(--u-bright);
    cursor: pointer;
}

#universe-modal .universe-toast.show { display: block; }

#universe-modal .universe-toast b {
    display: block;
    margin-bottom: 4px;
    color: var(--u-amber);
    font-weight: 400;
    letter-spacing: 2px;
}

#universe-modal .universe-toast .toast-body {
    white-space: pre-wrap;
    word-break: break-word;
    line-height: 1.55;
    max-height: 18vh;
    overflow: hidden;
}

#universe-modal .universe-toast.danger {
    border-color: var(--u-red);
    box-shadow:
        0 0 26px rgba(255, 51, 51, .22),
        inset 0 0 22px rgba(255, 51, 51, .07);
}

#universe-modal .universe-toast.danger b { color: var(--u-red); }

/* ───────── RESPONSIVE ───────── */

@media (max-width: 900px) {
    #universe-modal { padding: 0; }
    #universe-modal .universe-shell { width: 100vw; height: 100dvh; border: 0; }
    #universe-modal .head-chips { display: none; }
    #universe-modal .head-action .action-label { display: none; }
    #universe-modal .universe-head { padding: 7px 10px; }
    #universe-modal .universe-hint { display: none; }
    #universe-modal .universe-drawer { position: fixed; inset: 0; z-index: 1400; }
    #universe-modal .u-drawer-panel { width: 100%; border-left: 0; }
    #universe-modal .u-drawer-body { padding: 12px; }

    #universe-fab {
        width: 52px;
        height: 52px;
        font-size: 27px;
        right: 12px;
        bottom: calc(env(safe-area-inset-bottom, 0px) + 104px);
    }
    #universe-fab .ufab-label { display: none; }
}

@media (max-width: 620px) {
    #universe-modal .universe-head .title { font-size: 10px; }
}