/* ══════════════════════════════════════════════════════════════
   MEMORIA ENCRIPTADA — Estilos
   Estética: soviético · CRT · BIOS dañado · cinta magnética
   Paleta por tipo:
     HISTÓRICA  #c8a84b  ámbar
     OPERATIVA  #20c20e  verde terminal
     ESPECTRAL  #bb86fc  violeta
     NODAL      #ff4444  rojo alerta
     PROHIBIDA  #e8e8e8  blanco clasificado
   ══════════════════════════════════════════════════════════════ */

:root {
    --mem-bg:          #060606;
    --mem-surface:     #0c0c0c;
    --mem-border:      #1a1a1a;
    --mem-green:       #20c20e;
    --mem-green-dim:   #0d4008;
    --mem-amber:       #c8a84b;
    --mem-purple:      #bb86fc;
    --mem-red:         #ff4444;
    --mem-white:       #e8e8e8;
    --mem-dim:         #2a2a2a;
    --mem-text:        #888;
    --mem-font:        'Share Tech Mono', 'VT323', 'Courier New', monospace;
    --viewer-tipo-color: #20c20e;
}

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

html, body {
    background: var(--mem-bg);
    color: var(--mem-green);
    font-family: var(--mem-font);
    font-size: clamp(11px, 1.3vw, 13px);
    min-height: 100vh;
    line-height: 1.6;
}

.hidden { display: none !important; }

/* ── Scanlines ──────────────────────────────────────────────── */
.mem-scanlines {
    position: fixed; inset: 0; pointer-events: none; z-index: 1000;
    background: repeating-linear-gradient(
        0deg,
        rgba(0,0,0,.1) 0px, rgba(0,0,0,.1) 1px,
        transparent 1px, transparent 3px
    );
}

/* ── Header ─────────────────────────────────────────────────── */
.mem-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--mem-border);
    background: rgba(0,0,0,.6);
    position: sticky; top: 0; z-index: 100;
}

.mem-header-left {
    display: flex;
    align-items: center;
    gap: .8rem;
}

.mem-header-glyph {
    font-size: 1.6rem;
    color: var(--mem-amber);
    text-shadow: 0 0 12px rgba(200,168,75,.4);
}

h1 {
    font-family: 'VT323', var(--mem-font);
    font-size: 1.4rem;
    letter-spacing: .12em;
    color: var(--mem-amber);
    text-shadow: 0 0 16px rgba(200,168,75,.35);
}

.mem-header-sub {
    font-size: .55rem;
    color: var(--mem-text);
    letter-spacing: .14em;
}

.mem-header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mem-wallet {
    font-size: .7rem;
    letter-spacing: .08em;
    color: var(--mem-amber);
    cursor: default;
}

.mem-wallet-sym { opacity: .7; }

.mem-nav { display: flex; gap: .8rem; }

.mem-nav-link {
    font-size: .6rem;
    color: var(--mem-text);
    text-decoration: none;
    letter-spacing: .1em;
    transition: color .15s;
}
.mem-nav-link:hover { color: var(--mem-green); }

/* ── Auth gate ──────────────────────────────────────────────── */
.mem-auth-gate {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
}

.mem-auth-msg {
    text-align: center;
    padding: 2rem;
    border: 1px solid #1a1a1a;
}

.mem-auth-glyph { font-size: 2rem; color: var(--mem-red); }

.mem-auth-msg p {
    margin: 1rem 0;
    font-size: .7rem;
    letter-spacing: .12em;
    color: var(--mem-text);
}

.mem-auth-link {
    color: var(--mem-green);
    text-decoration: none;
    letter-spacing: .1em;
    font-size: .7rem;
}
.mem-auth-link:hover { text-decoration: underline; }

/* ── Global bar ─────────────────────────────────────────────── */
.mem-global-bar {
    padding: .6rem 1.5rem;
    border-bottom: 1px solid var(--mem-border);
    background: rgba(0,0,0,.4);
}

.mem-global-stats {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    font-size: .58rem;
    letter-spacing: .1em;
    color: var(--mem-text);
}

.mem-global-stats b { color: var(--mem-green); }
.mem-stat-nodo { color: var(--mem-red); }

/* ── NODO banner ────────────────────────────────────────────── */
.mem-nodo-banner {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .5rem 1.5rem;
    background: rgba(255,68,68,.08);
    border-bottom: 1px solid rgba(255,68,68,.2);
    font-size: .6rem;
    letter-spacing: .12em;
    color: var(--mem-red);
    animation: mem-nodo-pulse 2s ease-in-out infinite;
}

@keyframes mem-nodo-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.6; }
}

.mem-nodo-icon { font-size: .9rem; }

/* ── Filtros ─────────────────────────────────────────────────── */
.mem-filters {
    display: flex;
    gap: .4rem;
    padding: .8rem 1.5rem;
    border-bottom: 1px solid var(--mem-border);
    flex-wrap: wrap;
}

.mem-filter {
    background: none;
    border: 1px solid var(--mem-border);
    color: var(--mem-text);
    font-family: var(--mem-font);
    font-size: .58rem;
    letter-spacing: .12em;
    padding: .25rem .6rem;
    cursor: pointer;
    transition: all .15s;
}
.mem-filter:hover { border-color: var(--mem-green); color: var(--mem-green); }
.mem-filter.active {
    border-color: var(--mem-amber);
    color: var(--mem-amber);
    text-shadow: 0 0 8px rgba(200,168,75,.3);
}

/* ── Grid principal ──────────────────────────────────────────── */
.mem-main { padding: 1.5rem; }

.mem-grid { padding: 1.5rem; }

.mem-section { margin-bottom: 2rem; }

.mem-section-header {
    display: flex;
    align-items: center;
    gap: .5rem;
    margin-bottom: .8rem;
    padding-bottom: .4rem;
    border-bottom: 1px solid var(--mem-border);
    font-size: .6rem;
    letter-spacing: .15em;
    color: var(--tipo-color, var(--mem-green));
    text-shadow: 0 0 8px currentColor;
}

.mem-section-glyph { font-size: 1rem; }

.mem-section-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: .8rem;
}

.mem-empty {
    padding: 2rem;
    text-align: center;
    color: var(--mem-dim);
    font-size: .6rem;
    letter-spacing: .12em;
}

/* ── Tarjetas ────────────────────────────────────────────────── */
.mem-card {
    border: 1px solid var(--mem-border);
    padding: .8rem;
    cursor: pointer;
    transition: border-color .2s, box-shadow .2s;
    background: var(--mem-surface);
    position: relative;
    overflow: hidden;
    --tipo-color: #20c20e;
}

.mem-card::before {
    content: '';
    position: absolute; left: 0; top: 0; bottom: 0;
    width: 2px;
    background: var(--tipo-color);
    opacity: .5;
}

.mem-card:hover {
    border-color: var(--tipo-color);
    box-shadow: 0 0 12px rgba(0,0,0,.5), inset 0 0 20px rgba(0,0,0,.3);
}

.mem-card-nodo {
    border-color: rgba(255,68,68,.3) !important;
    animation: mem-nodo-card-flicker 3s ease-in-out infinite;
}

@keyframes mem-nodo-card-flicker {
    0%, 96%, 100%   { opacity: 1; }
    97%             { opacity: .7; }
    98%             { opacity: 1; }
    99%             { opacity: .8; }
}

.mem-card-complete { opacity: .75; }
.mem-card-complete::after {
    content: '✓';
    position: absolute; top: .4rem; right: .5rem;
    color: var(--tipo-color); font-size: .7rem;
}

.mem-card-tipo {
    font-size: .5rem;
    letter-spacing: .15em;
    color: var(--tipo-color);
    margin-bottom: .35rem;
    opacity: .8;
}

.mem-card-title {
    font-size: .7rem;
    letter-spacing: .06em;
    color: var(--mem-white);
    margin-bottom: .2rem;
    line-height: 1.4;
    min-height: 1.8em;
}

.mem-card-year {
    font-size: .5rem;
    color: var(--mem-text);
    letter-spacing: .1em;
    margin-bottom: .5rem;
}

.mem-card-bar {
    height: 2px;
    background: repeating-linear-gradient(
        90deg, #111 0px, #111 3px, #1a1a1a 3px, #1a1a1a 6px
    );
    margin-bottom: .4rem;
    position: relative;
}

.mem-card-bar-fill {
    position: absolute; left: 0; top: 0; bottom: 0;
    background: var(--tipo-color);
    box-shadow: 0 0 4px var(--tipo-color);
    transition: width .8s cubic-bezier(.4,0,.2,1);
}

.mem-card-info {
    display: flex;
    justify-content: space-between;
    font-size: .52rem;
    letter-spacing: .08em;
    color: var(--mem-text);
}

.mem-card-pct { color: var(--tipo-color); }
.mem-card-complete-label { color: var(--tipo-color); }
.mem-card-nodo-badge {
    position: absolute; top: .4rem; right: .5rem;
    font-size: .45rem;
    color: var(--mem-red);
    letter-spacing: .1em;
    animation: mem-nodo-pulse 1.5s ease-in-out infinite;
}

/* ── Visor ───────────────────────────────────────────────────── */
.mem-viewer {
    position: fixed; inset: 0; z-index: 500;
    background: rgba(0,0,0,.92);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 1.5rem;
    overflow-y: auto;
    backdrop-filter: blur(4px);
}

.mem-viewer-inner {
    background: var(--mem-surface);
    border: 1px solid var(--mem-border);
    width: 100%;
    max-width: 700px;
    padding: 1.5rem;
    position: relative;
    border-left: 3px solid var(--viewer-tipo-color, var(--mem-green));
}

.mem-viewer-close {
    position: absolute; top: .8rem; right: .8rem;
    background: none; border: none;
    color: var(--mem-text); font-size: 1rem;
    cursor: pointer; padding: .2rem .4rem;
    transition: color .15s;
}
.mem-viewer-close:hover { color: var(--mem-white); }

.mem-viewer-meta {
    display: flex;
    gap: .8rem;
    flex-wrap: wrap;
    margin-bottom: .6rem;
    font-size: .52rem;
    letter-spacing: .12em;
}

.mem-viewer-tipo {
    color: var(--viewer-tipo-color, var(--mem-green));
    text-shadow: 0 0 8px currentColor;
}

.mem-viewer-clasificacion { color: var(--mem-text); }

.mem-viewer-year { color: var(--mem-amber); }

.mem-viewer-title {
    font-family: 'VT323', var(--mem-font);
    font-size: 1.2rem;
    letter-spacing: .08em;
    color: var(--mem-white);
    margin-bottom: .3rem;
    line-height: 1.3;
}

.mem-viewer-subtitulo {
    font-size: .58rem;
    color: var(--mem-text);
    letter-spacing: .1em;
    margin-bottom: 1rem;
}

/* ── Overlay EL NODO ─────────────────────────────────────────── */
.mem-nodo-overlay {
    border: 1px solid rgba(255,68,68,.3);
    background: rgba(255,68,68,.06);
    padding: .5rem .8rem;
    margin-bottom: .8rem;
    font-size: .58rem;
    letter-spacing: .1em;
    color: var(--mem-red);
    animation: mem-nodo-pulse 2s ease-in-out infinite;
}

.mem-nodo-overlay-title {
    font-size: .62rem;
    margin-bottom: .2rem;
    text-shadow: 0 0 8px rgba(255,68,68,.4);
}

/* ── Contenido del fragmento ─────────────────────────────────── */
.mem-content-wrap {
    background: rgba(0,0,0,.4);
    border: 1px solid var(--mem-border);
    padding: 1rem;
    margin-bottom: 1.2rem;
    min-height: 8rem;
    overflow-x: auto;
}

.mem-content {
    font-family: var(--mem-font);
    font-size: .75rem;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-word;
    color: var(--mem-white);
}

/* Tipos de media */
.mem-media-terminal { color: var(--mem-green); }
.mem-media-transmission { color: var(--mem-amber); font-size: .7rem; }
.mem-media-document { color: #ddd; }

/* ── Segmentos ───────────────────────────────────────────────── */
.mem-seg-revealed    { color: inherit; }
.mem-seg-corrupted   {
    color: #2a2a2a;
    user-select: none;
    cursor: default;
    letter-spacing: .02em;
}
.mem-seg-false       {
    color: var(--mem-red);
    animation: mem-glitch .4s step-start infinite;
    text-shadow: 0 0 4px rgba(255,68,68,.5);
}
.mem-seg-revealing   {
    color: #555;
    animation: mem-reveal-noise .05s step-start infinite;
}
.mem-seg-just-revealed {
    animation: mem-just-revealed 4s ease-out forwards;
}

@keyframes mem-just-revealed {
    0%          { color: #fff; text-shadow: 0 0 12px #fff; }
    30%         { color: var(--viewer-tipo-color); text-shadow: 0 0 6px var(--viewer-tipo-color); }
    100%        { color: inherit; text-shadow: none; }
}

@keyframes mem-glitch {
    0%   { transform: translateX(0); }
    25%  { transform: translateX(-2px); }
    75%  { transform: translateX(2px); }
    100% { transform: translateX(0); }
}

/* ── Progreso ─────────────────────────────────────────────────── */
.mem-progress-wrap { margin-bottom: 1rem; }

.mem-progress-label {
    font-size: .52rem;
    letter-spacing: .14em;
    color: var(--mem-text);
    margin-bottom: .35rem;
}

.mem-progress-bar {
    height: 4px;
    background: repeating-linear-gradient(
        90deg, #111 0px, #111 3px, #1a1a1a 3px, #1a1a1a 6px
    );
    border: 1px solid var(--mem-border);
    position: relative;
    margin-bottom: .4rem;
}

.mem-progress-fill {
    position: absolute; left: 0; top: 0; bottom: 0;
    background: var(--viewer-tipo-color, var(--mem-green));
    box-shadow: 0 0 6px var(--viewer-tipo-color, var(--mem-green));
    transition: width 1.2s cubic-bezier(.4,0,.2,1);
}

.mem-progress-info {
    display: flex;
    justify-content: space-between;
    font-size: .55rem;
    letter-spacing: .1em;
    color: var(--mem-text);
}

/* ── Etapas ──────────────────────────────────────────────────── */
.mem-stages {
    display: flex;
    gap: .3rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.mem-stage {
    display: flex;
    align-items: center;
    gap: .3rem;
    font-size: .5rem;
    letter-spacing: .1em;
    color: var(--mem-dim);
    padding: .2rem .4rem;
    border: 1px solid var(--mem-border);
}

.mem-stage-done   { color: var(--viewer-tipo-color); border-color: var(--viewer-tipo-color); }
.mem-stage-active { color: var(--mem-amber); border-color: var(--mem-amber); }

.mem-stage-dot {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: currentColor;
}

.mem-stage-at     { opacity: .8; }
.mem-stage-reward { color: var(--mem-amber); margin-left: .2rem; }
.mem-stage-unlock { color: var(--mem-green); margin-left: .2rem; }

/* ── Panel de contribución ───────────────────────────────────── */
.mem-contrib-panel {
    border: 1px solid var(--mem-border);
    padding: .8rem;
    margin-bottom: 1rem;
}

.mem-contrib-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: .6rem;
    font-size: .6rem;
    letter-spacing: .1em;
}

.mem-contrib-title { color: var(--mem-text); }
.mem-contrib-bal   { color: var(--mem-amber); }

.mem-contrib-notice {
    font-size: .55rem;
    letter-spacing: .08em;
    color: var(--mem-purple);
    margin-bottom: .6rem;
    padding: .3rem .5rem;
    border-left: 2px solid var(--mem-purple);
    line-height: 1.5;
}

.mem-contrib-actions {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: .4rem;
}

.mem-contrib-btn {
    background: none;
    border: 1px solid var(--mem-border);
    color: var(--mem-text);
    font-family: var(--mem-font);
    font-size: .55rem;
    letter-spacing: .08em;
    padding: .5rem .6rem;
    cursor: pointer;
    transition: all .15s;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: .2rem;
}
.mem-contrib-btn:hover:not(:disabled) {
    border-color: var(--viewer-tipo-color);
    color: var(--mem-white);
    background: rgba(255,255,255,.03);
}
.mem-contrib-btn:disabled { opacity: .4; cursor: not-allowed; }

.mem-contrib-btn-label { font-size: .58rem; color: var(--mem-white); }
.mem-contrib-btn-cost  { color: var(--mem-amber); font-size: .6rem; }

.mem-contrib-done,
.mem-contrib-login {
    font-size: .58rem;
    letter-spacing: .1em;
    color: var(--mem-text);
    padding: .5rem;
}
.mem-contrib-done { color: var(--viewer-tipo-color); }

.mem-contrib-result {
    margin-top: .6rem;
    font-size: .58rem;
    letter-spacing: .08em;
    padding: .3rem .5rem;
    border-left: 2px solid transparent;
}
.mem-contrib-ok    { color: var(--mem-green);  border-color: var(--mem-green); }
.mem-contrib-error { color: var(--mem-red);    border-color: var(--mem-red); }

/* ── Arqueólogos ─────────────────────────────────────────────── */
.mem-arqueologos { margin-bottom: 1rem; }

.mem-arq-summary {
    font-size: .58rem;
    letter-spacing: .12em;
    color: var(--mem-text);
    cursor: pointer;
    padding: .4rem 0;
    list-style: none;
    transition: color .15s;
}
.mem-arq-summary:hover { color: var(--mem-green); }

.mem-arq-list { padding: .5rem 0 0; }

.mem-arq-row {
    display: grid;
    grid-template-columns: 1.2rem 1fr auto auto;
    gap: .6rem;
    align-items: center;
    font-size: .55rem;
    letter-spacing: .08em;
    padding: .2rem 0;
    border-bottom: 1px solid var(--mem-border);
    color: var(--mem-text);
}

.mem-arq-rank  { color: var(--mem-dim); }
.mem-arq-name  { color: var(--mem-white); }
.mem-arq-mrc   { color: var(--mem-amber); }
.mem-arq-count { color: var(--mem-dim); }

.mem-arq-empty {
    font-size: .55rem;
    letter-spacing: .1em;
    color: var(--mem-dim);
    padding: .5rem 0;
}

/* ── Ticker ──────────────────────────────────────────────────── */
.mem-ticker {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 200;
    background: rgba(0,0,0,.9);
    border-top: 1px solid var(--mem-border);
    padding: .4rem 1.5rem;
    display: flex;
    align-items: center;
    gap: .6rem;
    font-size: .58rem;
    letter-spacing: .1em;
    color: var(--mem-green);
    animation: mem-ticker-in .3s ease-out;
}

@keyframes mem-ticker-in {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
}

.mem-ticker-prefix { color: var(--mem-amber); }

/* ── Mobile ──────────────────────────────────────────────────── */
@media (max-width: 600px) {
    .mem-header         { padding: .8rem 1rem; flex-wrap: wrap; gap: .5rem; }
    .mem-header-sub     { display: none; }
    .mem-filters        { padding: .6rem 1rem; }
    .mem-grid           { padding: 1rem; }
    .mem-section-grid   { grid-template-columns: 1fr 1fr; }
    .mem-viewer         { padding: .5rem; }
    .mem-viewer-inner   { padding: 1rem; }
    .mem-contrib-actions { grid-template-columns: 1fr 1fr; }
    .mem-viewer-meta    { gap: .4rem; }
}

@media (max-width: 380px) {
    .mem-section-grid   { grid-template-columns: 1fr; }
    .mem-contrib-actions { grid-template-columns: 1fr; }
}