/* Sidebar 3D Logo Styles - Exact match to logo.html */
:root {
    --logo-red-neon: #ff003c;
    --logo-red-glow: rgba(255, 0, 60, 0.85);
    --logo-red-border: rgba(255, 0, 60, 0.2);
    --logo-red-shadow-strong: rgba(255, 0, 60, 0.08);
    --logo-scene-scale: 0.20;
}

/* Ajustamos el contenedor para que tenga el tamaño exacto visual del logo (280 * 0.20 = 56) */
.logo-icon {
    width: 56px;
    height: 56px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: transparent !important;
    overflow: visible !important;
}

/* 2. Modificamos la escena para sacarla del flujo del documento */
.sidebar-scene {
    width: 280px;
    height: 280px;
    position: absolute; /* Esto evita que sus 280px empujen el texto de al lado */
    perspective: 1600px;
    transform: scale(var(--logo-scene-scale));
    transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    transform-origin: center center;
    display: flex;
    align-items: center;
    justify-content: center;
    /* Elimina cualquier margin que tuviera antes */
    margin: 0;
}

.sidebar-scene:hover {
    transform: scale(calc(var(--logo-scene-scale) + 0.02));
}

.sidebar-cube {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: rotateMatrix 16s infinite cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.sidebar-cube-face, .sidebar-letter-wrapper {
    position: absolute;
    width: 100%;
    height: 100%;
}

.sidebar-cube-face svg, .sidebar-letter-wrapper svg {
    width: 100%;
    height: 100%;
    display: block;
    overflow: visible;
}

.sidebar-cube-face {
    background: rgba(255, 0, 60, 0.03);
    border: 1px solid rgba(255, 0, 60, 0.2);
    box-shadow: inset 0 0 30px rgba(255, 0, 60, 0.08);
    box-sizing: border-box;
    animation: dimFacesOpacity 16s infinite;
    will-change: opacity;
}

.face--front  { transform: translateZ(140px); }
.face--right  { transform: rotateY(90deg) translateZ(140px); }
.face--back   { transform: rotateY(180deg) translateZ(140px); }
.face--left   { transform: rotateY(-90deg) translateZ(140px); }
.face--top    { transform: rotateX(90deg) translateZ(140px); }
.face--bottom { transform: rotateX(-90deg) translateZ(140px); }

.sidebar-letter-wrapper {
    pointer-events: none;
    will-change: transform;
}

.letter-n { animation: popN 16s infinite; }
.letter-i { animation: popI 16s infinite; }
.letter-m { animation: popM 16s infinite; }
.letter-e { animation: popE 16s infinite; }

.logo-letter {
    stroke: #ff003c; 
    stroke-width: 14;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
    filter: drop-shadow(0px 0px 12px rgba(255, 0, 60, 0.85));
}

.hud-line {
    stroke: #ff003c;
    stroke-width: 2;
    stroke-linecap: square;
    fill: none;
    opacity: 0.5;
    filter: drop-shadow(0px 0px 4px rgba(255, 0, 60, 0.85));
}

.hud-subline { stroke: #ff003c; stroke-width: 1; stroke-dasharray: 4 4; fill: none; opacity: 0.3; }
.hud-node { fill: #ff003c; filter: drop-shadow(0px 0px 6px #ff003c); }
.hud-ring { stroke: #ff003c; stroke-width: 1.5; fill: none; opacity: 0.4; }

@keyframes rotateMatrix {
    0%     { transform: rotateX(-30deg) rotateY(0deg); }
    12.5%  { transform: rotateX(-15deg) rotateY(90deg); }
    25%    { transform: rotateX(-30deg) rotateY(180deg); }
    37.5%  { transform: rotateX(-15deg) rotateY(270deg); }
    50%    { transform: rotateX(0deg) rotateY(360deg); }   
    87.5%  { transform: rotateX(0deg) rotateY(360deg); }   
    95%    { transform: rotateX(-30deg) rotateY(360deg); } 
    100%   { transform: rotateX(-30deg) rotateY(360deg); }
}

@keyframes dimFacesOpacity {
    0%, 50%   { opacity: 1; }
    56%, 81%  { opacity: 0.15; } 
    87%, 100% { opacity: 1; }
}

@keyframes popN {
    0%, 50%   { transform: rotateY(0deg) translateX(0px) translateZ(140px) scale(1); animation-timing-function: cubic-bezier(0.2, 0.8, 0.2, 1); }
    56%       { transform: rotateY(0deg) translateX(-150px) translateZ(350px) scale(0.6); animation-timing-function: linear; }
    81%       { transform: rotateY(0deg) translateX(-150px) translateZ(370px) scale(0.6); animation-timing-function: cubic-bezier(0.8, 0.2, 0.8, 1); }
    87%, 100% { transform: rotateY(0deg) translateX(0px) translateZ(140px) scale(1); }
}

@keyframes popI {
    0%, 50%   { transform: rotateY(90deg) translateX(0px) translateZ(140px) scale(1); animation-timing-function: cubic-bezier(0.2, 0.8, 0.2, 1); }
    56%       { transform: rotateY(0deg) translateX(-50px) translateZ(350px) scale(0.6); animation-timing-function: linear; }
    81%       { transform: rotateY(0deg) translateX(-50px) translateZ(370px) scale(0.6); animation-timing-function: cubic-bezier(0.8, 0.2, 0.8, 1); }
    87%, 100% { transform: rotateY(90deg) translateX(0px) translateZ(140px) scale(1); }
}

@keyframes popM {
    0%, 50%   { transform: rotateY(180deg) translateX(0px) translateZ(140px) scale(1); animation-timing-function: cubic-bezier(0.2, 0.8, 0.2, 1); }
    56%       { transform: rotateY(0deg) translateX(50px) translateZ(350px) scale(0.6); animation-timing-function: linear; }
    81%       { transform: rotateY(0deg) translateX(50px) translateZ(370px) scale(0.6); animation-timing-function: cubic-bezier(0.8, 0.2, 0.8, 1); }
    87%, 100% { transform: rotateY(180deg) translateX(0px) translateZ(140px) scale(1); }
}

@keyframes popE {
    0%, 50%   { transform: rotateY(-90deg) translateX(0px) translateZ(140px) scale(1); animation-timing-function: cubic-bezier(0.2, 0.8, 0.2, 1); }
    56%       { transform: rotateY(0deg) translateX(150px) translateZ(350px) scale(0.6); animation-timing-function: linear; }
    81%       { transform: rotateY(0deg) translateX(150px) translateZ(370px) scale(0.6); animation-timing-function: cubic-bezier(0.8, 0.2, 0.8, 1); }
    87%, 100% { transform: rotateY(-90deg) translateX(0px) translateZ(140px) scale(1); }
}

@media (prefers-reduced-motion: reduce) {
    .sidebar-cube, .sidebar-cube-face, .letter-n, .letter-i, .letter-m, .letter-e {
        animation-duration: 32s;
    }
}

/* 1. Alineación de la cabecera (Todo al centro en columna) */
.sidebar-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem 0;
    gap: 10px; /* Distancia perfecta entre el logo pequeño y el texto animado */
    text-align: center;
    width: 100%;
}

/* 2. Estilo base y animación del texto "Friend's" */
.logo-friends-animated {
    font-size: 1rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 5px; /* Separación elegante de letras */
    color: #ffffff;
    margin: 0;
    padding-left: 5px; /* Compensa el letter-spacing para un centrado milimétrico */

    /* Sincronizado con la animación de letras de 16s */
    animation: revealFriendsText 16s infinite ease-in-out;
}

/* 3. La línea de tiempo coreográfica sincronizada con el logo */
@keyframes revealFriendsText {
    0%, 50% {
        opacity: 0;
        transform: translateY(-5px) scale(0.8);
        text-shadow: none;
    }
    /* Justo cuando el logo da la vuelta completa, el texto se enciende con neón */
    56%, 81% {
        opacity: 1;
        transform: translateY(0) scale(1);
        text-shadow: 0 0 8px var(--logo-red-glow), 0 0 15px var(--logo-red-neon);
    }
    /* Cuando el logo empieza a regresar a su estado inicial, el texto se desvanece */
    87%, 100% {
        opacity: 0;
        transform: translateY(-5px) scale(0.8);
        text-shadow: none;
    }
}