/* ==========================================================================
   Project Jaina - Estilos de Interfaz de Voz Espacial (style.css)
   Paleta: Dark Fantasy, Acentos Dorados y Cían, Glassmorphism
   ========================================================================== */

:root {
    --bg-dark: #090c14;
    --card-bg: rgba(18, 24, 38, 0.75);
    --border-color: rgba(212, 175, 55, 0.25);
    --border-glow: rgba(0, 204, 255, 0.3);
    --text-primary: #f0f4f8;
    --text-secondary: #94a3b8;
    --gold: #d4af37;
    --gold-glow: #f59e0b;
    --cyan: #00ccff;
    --green-active: #10b981;
    --green-glow: rgba(16, 185, 129, 0.4);
    --red-mute: #ef4444;
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-sm: 6px;
    --font-heading: 'Cinzel', serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    overflow-x: hidden;
    position: relative;
    padding: 24px 16px;
}

/* Fondo con destello místico */
.background-glow {
    position: fixed;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 204, 255, 0.12) 0%, rgba(212, 175, 55, 0.08) 40%, transparent 70%);
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
}

.container {
    width: 100%;
    max-width: 580px;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 8px;
}

.logo-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(212, 175, 55, 0.12);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    margin-bottom: 12px;
}

.flag-icon {
    font-size: 1.1rem;
}

.realm-name {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--gold);
}

.title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: #ffffff;
    text-shadow: 0 0 20px rgba(0, 204, 255, 0.3);
}

.subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 4px;
}

/* Tarjetas Glassmorphism */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.card-header h2 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--gold);
    margin-bottom: 6px;
}

.card-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.code-badge {
    background: rgba(0, 204, 255, 0.15);
    color: var(--cyan);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

/* Formulario de PIN */
.pin-form {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.input-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.input-group input {
    width: 100%;
    padding: 14px 18px;
    background: rgba(10, 14, 24, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 6px;
    text-align: center;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input-group input:focus {
    outline: none;
    border-color: var(--cyan);
    box-shadow: 0 0 16px rgba(0, 204, 255, 0.3);
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #0088cc 0%, #00b4d8 100%);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(0, 180, 216, 0.35);
}

.btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 180, 216, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-secondary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #ffffff;
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

.btn-action {
    width: 100%;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.4);
    color: var(--green-active);
    padding: 10px;
    font-size: 0.9rem;
}

.btn-action.muted {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.4);
    color: var(--red-mute);
}

/* Alerta de Cabina */
.info-alert {
    display: flex;
    gap: 12px;
    margin-top: 20px;
    padding: 14px 16px;
    background: rgba(212, 175, 55, 0.08);
    border-left: 3px solid var(--gold);
    border-radius: var(--radius-sm);
}

.alert-icon {
    font-size: 1.4rem;
}

.alert-content strong {
    display: block;
    color: var(--gold);
    font-size: 0.85rem;
    margin-bottom: 4px;
}

.alert-content p {
    color: var(--text-secondary);
    font-size: 0.8rem;
    line-height: 1.4;
}

/* Barra de Sesión */
.session-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 20px;
}

.char-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar-ring {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.avatar-ring.speaking {
    border-color: var(--green-active);
    box-shadow: 0 0 16px var(--green-glow);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.06); }
    100% { transform: scale(1); }
}

.char-name {
    font-weight: 700;
    font-size: 1.1rem;
    color: #ffffff;
}

.char-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--green-active);
    box-shadow: 0 0 8px var(--green-active);
}

/* Controles de Audio */
.audio-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

@media (max-width: 500px) {
    .audio-controls {
        grid-template-columns: 1fr;
    }
}

.control-box {
    background: rgba(10, 14, 24, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.control-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.status-tag {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 999px;
    background: rgba(16, 185, 129, 0.15);
    color: var(--green-active);
}

.status-tag.muted {
    background: rgba(239, 68, 68, 0.15);
    color: var(--red-mute);
}

/* VU Meter */
.vu-meter {
    width: 100%;
    height: 10px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 5px;
    overflow: hidden;
}

.vu-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #10b981 0%, #f59e0b 80%, #ef4444 100%);
    transition: width 0.06s ease;
}

/* Sliders */
.slider-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.slider-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

input[type="range"] {
    width: 100%;
    accent-color: var(--cyan);
    cursor: pointer;
}

/* Sección de Proximidad / Radar */
.proximity-section {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 16px;
}

.section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.section-title h3 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.badge {
    background: rgba(0, 204, 255, 0.12);
    color: var(--cyan);
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 999px;
    font-weight: 600;
}

.peers-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.peer-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(10, 14, 24, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    transition: border-color 0.2s;
}

.peer-item.speaking {
    border-color: var(--green-active);
    box-shadow: 0 0 12px var(--green-glow);
}

.peer-meta {
    display: flex;
    align-items: center;
    gap: 10px;
}

.peer-icon {
    font-size: 1.2rem;
}

.peer-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: #ffffff;
}

.peer-distance {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.peer-spatial-info {
    text-align: right;
    font-size: 0.75rem;
    color: var(--cyan);
}

.empty-state {
    text-align: center;
    padding: 24px 16px;
    color: var(--text-secondary);
}

.empty-icon {
    font-size: 2rem;
    margin-bottom: 8px;
    opacity: 0.6;
}

.empty-state p {
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 4px;
}

.empty-state small {
    font-size: 0.75rem;
    opacity: 0.7;
}

.footer {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 16px;
}

.footer a {
    color: var(--gold);
    text-decoration: none;
}

.hidden {
    display: none !important;
}