/* ==========================================================================
   ☣️ BIO-CONTAINMENT BREACH — FEUILLE DE STYLE P4
   Design médical, épidémiologie de pointe, esprit La Fabrique Numérique
   ========================================================================== */

:root {
    --bg-dark: #0a0e17;
    --bg-panel: rgba(16, 24, 38, 0.85);
    --bg-header: rgba(10, 15, 25, 0.95);
    --border-color: rgba(0, 255, 136, 0.25);
    --bio-green: #00ff88;
    --bio-green-glow: rgba(0, 255, 136, 0.35);
    --hazard-yellow: #ffd000;
    --hazard-yellow-glow: rgba(255, 208, 0, 0.35);
    --danger-red: #ff334b;
    --danger-red-glow: rgba(255, 51, 75, 0.4);
    --text-main: #f0f6fc;
    --text-muted: #8b9bb4;
    --font-mono: 'Share Tech Mono', monospace;
    --font-heading: 'Teko', sans-serif;
    --font-body: 'Work Sans', sans-serif;
}

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

body.theme-biohazard {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(circle at 15% 15%, rgba(0, 255, 136, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 85% 85%, rgba(255, 51, 75, 0.04) 0%, transparent 40%),
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 40px 40px, 40px 40px;
    color: var(--text-main);
    font-family: var(--font-body);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Lignes de balayage écran CRT */
.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%);
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 999;
}

/* ==================== HEADER P4 ==================== */
.lab-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--bg-header);
    border-bottom: 2px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.lab-brand {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.biohazard-logo {
    font-size: 2.8rem;
    color: var(--hazard-yellow);
    filter: drop-shadow(0 0 10px var(--hazard-yellow-glow));
    animation: pulseBio 3s infinite alternate;
}

@keyframes pulseBio {
    0% { transform: scale(1) rotate(0deg); }
    100% { transform: scale(1.1) rotate(5deg); }
}

.lab-brand h1 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    letter-spacing: 2px;
    color: var(--hazard-yellow);
    line-height: 1;
}

.lab-sub {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.lab-status-panel {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.hazard-level {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 51, 75, 0.15);
    border: 1px solid var(--danger-red);
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--danger-red);
    font-weight: 700;
}

.hazard-dot {
    width: 10px;
    height: 10px;
    background: var(--danger-red);
    border-radius: 50%;
}

.blink {
    animation: blinkAnim 1s infinite alternate;
}

@keyframes blinkAnim {
    0% { opacity: 0.3; }
    100% { opacity: 1; }
}

.timer-display {
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--bio-green);
    border-radius: 4px;
    padding: 0.4rem 0.9rem;
    font-family: var(--font-mono);
    font-size: 1.15rem;
    color: var(--bio-green);
    box-shadow: 0 0 10px var(--bio-green-glow);
}

.timer-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-right: 0.3rem;
}

/* Boutons universels P4 */
.lab-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-main);
    padding: 0.5rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.lab-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #fff;
}

.btn-danger {
    border-color: var(--danger-red);
    color: var(--danger-red);
}

.btn-danger:hover {
    background: var(--danger-red);
    color: #fff;
}

.btn-primary {
    background: var(--bio-green);
    color: #061a10;
    border: none;
    padding: 0.8rem 1.6rem;
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 0.95rem;
    border-radius: 4px;
    cursor: pointer;
    box-shadow: 0 0 15px var(--bio-green-glow);
    transition: all 0.2s ease;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 0 25px var(--bio-green);
}

.btn-giant-warning {
    background: linear-gradient(135deg, var(--hazard-yellow), #ff7700);
    color: #0c0728;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    letter-spacing: 2px;
    border: none;
    border-radius: 4px;
    padding: 1rem 2rem;
    cursor: pointer;
    box-shadow: 0 0 25px var(--hazard-yellow-glow);
    transition: all 0.2s ease;
    width: 100%;
}

.btn-giant-warning:hover {
    transform: scale(1.02);
    box-shadow: 0 0 35px var(--hazard-yellow);
}

.btn-next {
    background: var(--bio-green);
    color: #05140b;
    border: none;
    padding: 1rem 2rem;
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 1.05rem;
    border-radius: 4px;
    cursor: pointer;
    width: 100%;
    margin-top: 1.5rem;
    transition: all 0.2s ease;
}

.btn-next:disabled {
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.25);
    cursor: not-allowed;
    box-shadow: none;
}

/* ==================== TRACKER DES 5 SALLES ==================== */
.quarantine-steps {
    display: flex;
    justify-content: center;
    background: rgba(12, 18, 30, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.6rem 1rem;
    gap: 0.8rem;
    overflow-x: auto;
}

.step-node {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.step-node.active {
    border-color: var(--hazard-yellow);
    background: rgba(255, 208, 0, 0.12);
    color: var(--hazard-yellow);
    font-weight: bold;
}

.step-node.completed {
    border-color: var(--bio-green);
    color: var(--bio-green);
}

/* ==================== PANELS DE JEU ==================== */
#lab-main {
    max-width: 1000px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.room-panel {
    display: none;
    animation: panelIn 0.4s ease forwards;
}

.room-panel.active {
    display: block;
}

@keyframes panelIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.panel-card {
    background: var(--bg-panel);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 2.2rem;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.7);
}

.room-header-meta .room-index {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--hazard-yellow);
    letter-spacing: 1px;
}

.room-header-meta h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    letter-spacing: 1px;
    color: #fff;
    margin: 0.2rem 0 0.6rem;
}

.room-header-meta p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-muted);
    margin-bottom: 1.8rem;
}

.feedback-msg {
    min-height: 24px;
    margin: 1rem 0;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: bold;
    text-align: center;
}

.feedback-msg.success {
    color: var(--bio-green);
    text-shadow: 0 0 10px var(--bio-green-glow);
}

.feedback-msg.error {
    color: var(--danger-red);
    text-shadow: 0 0 10px var(--danger-red-glow);
}

/* ==================== SALLE 0 : SAS PRINCIPAL & ECG ==================== */
.ecg-monitor-bar {
    background: #000;
    border: 1px solid var(--bio-green);
    border-radius: 4px;
    padding: 0.8rem;
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.ecg-screen {
    width: 60%;
    height: 50px;
    overflow: hidden;
}

.ecg-svg {
    width: 100%;
    height: 100%;
}

.ecg-line {
    fill: none;
    stroke: var(--bio-green);
    stroke-width: 2.5;
    stroke-dasharray: 500;
    stroke-dashoffset: 500;
    animation: ecgSweep 2s linear infinite;
    filter: drop-shadow(0 0 6px var(--bio-green));
}

@keyframes ecgSweep {
    to { stroke-dashoffset: 0; }
}

.ecg-stats {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    display: flex;
    gap: 1.5rem;
}

.text-danger {
    color: var(--danger-red);
}

.badge-alert {
    background: rgba(255, 51, 75, 0.2);
    border-left: 4px solid var(--danger-red);
    color: var(--danger-red);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.85rem;
    padding: 0.4rem 0.8rem;
    display: inline-block;
    margin-bottom: 1rem;
}

.hero-body h2 {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    letter-spacing: 2px;
    color: var(--hazard-yellow);
    margin-bottom: 0.8rem;
}

.story-lead {
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.interactive-secrets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.2rem;
    margin-bottom: 2rem;
}

.secret-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px dashed rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    padding: 1.2rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.secret-box:hover {
    border-color: var(--bio-green);
    background: rgba(0, 255, 136, 0.05);
}

.box-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.4rem;
}

.secret-box strong {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--bio-green);
    margin-bottom: 0.3rem;
}

.secret-box p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.access-code-box {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    padding: 1.2rem;
    margin-bottom: 2rem;
}

.access-code-box label {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--hazard-yellow);
    display: block;
    margin-bottom: 0.5rem;
}

.input-group {
    display: flex;
    gap: 0.8rem;
}

.input-group input {
    flex: 1;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 0.8rem 1rem;
    font-family: var(--font-mono);
    font-size: 1.1rem;
    color: var(--text-main);
}

/* ==================== SALLE 1 : MANOMÈTRE DE PRESSION ==================== */
.pressure-gauge-station {
    text-align: center;
    margin: 2rem 0;
}

.manometer-visual {
    margin-bottom: 1.5rem;
}

.manometer-dial {
    width: 220px;
    height: 120px;
    border-top-left-radius: 120px;
    border-top-right-radius: 120px;
    border: 4px solid var(--border-color);
    border-bottom: none;
    margin: 0 auto;
    position: relative;
    background: rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.manometer-needle {
    width: 4px;
    height: 95px;
    background: var(--danger-red);
    position: absolute;
    bottom: 0;
    left: 50%;
    transform-origin: bottom center;
    transform: rotate(0deg);
    transition: transform 0.3s ease;
    box-shadow: 0 0 10px var(--danger-red);
}

.target-marker {
    position: absolute;
    bottom: 10px;
    left: 20px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--bio-green);
    font-weight: bold;
}

.manometer-readout {
    margin-top: 1rem;
    font-family: var(--font-mono);
    font-size: 1.3rem;
    color: var(--hazard-yellow);
}

.pressure-valves {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    justify-content: center;
}

.valve-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-main);
    padding: 0.8rem 1.2rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    cursor: pointer;
    transition: all 0.2s ease;
}

.valve-btn:hover {
    border-color: var(--hazard-yellow);
    background: rgba(255, 208, 0, 0.1);
}

/* ==================== SALLE 2 : SÉQUENCEUR D'ARN ==================== */
.dna-strand-view {
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.strand-title {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.nucleotide-sequence {
    display: flex;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.nuc, .nuc-slot {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: 4px;
}

.nuc {
    background: rgba(255, 51, 75, 0.2);
    border: 2px solid var(--danger-red);
    color: var(--danger-red);
}

.player-seq .nuc-slot {
    background: rgba(0, 255, 136, 0.1);
    border: 2px dashed var(--bio-green);
    color: var(--bio-green);
}

.nucleotide-keypad {
    display: flex;
    gap: 0.8rem;
    justify-content: center;
    flex-wrap: wrap;
    margin: 1.5rem 0;
}

.nuc-btn {
    background: rgba(0, 255, 136, 0.15);
    border: 1px solid var(--bio-green);
    color: var(--bio-green);
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: bold;
    padding: 0.8rem 1.4rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.nuc-btn:hover {
    background: var(--bio-green);
    color: #061a10;
}

/* ==================== SALLE 3 : CENTRIFUGEUSE P4 ==================== */
.centrifuge-console {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: center;
    justify-content: center;
    margin: 2rem 0;
}

.centrifuge-rotor {
    width: 180px;
    height: 180px;
    border: 4px dashed var(--border-color);
    border-radius: 50%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.centrifuge-rotor.spinning {
    animation: spinRotor 0.2s linear infinite;
}

@keyframes spinRotor {
    to { transform: rotate(360deg); }
}

.rotor-core {
    width: 60px;
    height: 60px;
    background: #000;
    border: 2px solid var(--bio-green);
    border-radius: 50%;
}

.test-tube {
    position: absolute;
    font-size: 1.8rem;
}

.tube-1 { top: 5px; }
.tube-2 { bottom: 5px; }
.tube-3 { left: 5px; }
.tube-4 { right: 5px; }

.controls-sliders {
    flex: 1;
    min-width: 280px;
}

.slider-row {
    margin-bottom: 1.2rem;
}

.slider-row label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
    color: var(--text-main);
}

.slider-row label strong {
    color: var(--hazard-yellow);
}

.slider-row input[type="range"] {
    width: 100%;
    accent-color: var(--bio-green);
}

/* ==================== SALLE 4 : TITRAGE DU SÉRUM ==================== */
.serum-titration-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.chemical-flask {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
}

.flask-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 0.5rem;
}

.flask-title {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: bold;
    display: block;
    margin-bottom: 1rem;
    color: var(--text-main);
}

.flask-counter {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 0.8rem;
}

.btn-step {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    width: 36px;
    height: 36px;
    border-radius: 4px;
    font-size: 1.2rem;
    cursor: pointer;
}

.dose-count {
    font-family: var(--font-mono);
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--hazard-yellow);
    width: 40px;
}

.target-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ==================== SALLE 5 : CHAMBRE D'ISOLEMENT & CHOIX ==================== */
.patient-stasis-chamber {
    text-align: center;
    margin: 2rem 0;
}

.chamber-glass {
    display: inline-block;
    background: rgba(0, 255, 136, 0.05);
    border: 3px solid var(--bio-green);
    border-radius: 12px;
    padding: 2rem 3rem;
    box-shadow: 0 0 30px var(--bio-green-glow);
}

.patient-icon {
    font-size: 5rem;
    display: block;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 10px var(--bio-green));
}

.vital-signs-overlay {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    color: var(--bio-green);
    line-height: 1.8;
}

.moral-crossroad {
    margin-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.moral-crossroad h4 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--hazard-yellow);
    margin-bottom: 0.5rem;
}

.crossroad-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.cross-card {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.cross-card h5 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--bio-green);
    margin-bottom: 0.8rem;
}

.cross-card p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* ==================== MODALES ==================== */
.modal-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 1.5rem;
}

.modal-layer.hidden {
    display: none;
}

.modal-box {
    background: #0f172a;
    border: 2px solid var(--bio-green);
    border-radius: 8px;
    padding: 2.5rem;
    max-width: 600px;
    width: 100%;
    text-align: center;
    box-shadow: 0 0 40px var(--bio-green-glow);
}

.big-modal-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: 0.8rem;
}

.modal-box h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    color: var(--hazard-yellow);
    margin-bottom: 1rem;
}

.report-receipt {
    background: #000;
    border: 1px dashed var(--border-color);
    padding: 1.2rem;
    font-family: var(--font-mono);
    text-align: left;
    margin: 1.5rem 0;
}

.receipt-header {
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 0.5rem;
    margin-bottom: 0.8rem;
    color: var(--hazard-yellow);
    font-weight: bold;
}

.receipt-body div {
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.toast-alert {
    display: none;
    margin-top: 1rem;
    font-family: var(--font-mono);
    color: var(--bio-green);
}

/* ==================== FOOTER ==================== */
.lab-footer {
    text-align: center;
    padding: 2rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: 3rem;
}

/* Language Switcher */
.lang-switch-btn { background: rgba(57, 255, 20, 0.15); color: #39ff14; border: 1px solid #39ff14; padding: 6px 14px; border-radius: 4px; text-decoration: none; font-weight: 700; font-family: 'Share Tech Mono', monospace; font-size: 0.85rem; transition: all 0.25s ease; display: inline-flex; align-items: center; justify-content: center; }
.lang-switch-btn:hover { background: #39ff14; color: #0a0e0a; box-shadow: 0 0 15px rgba(57, 255, 20, 0.6); transform: scale(1.05); }