/* =========================================================
   TEMA OSCURO — variables globales
   ========================================================= */
:root {
    --bg:           #0e1116;
    --bg-elev:      #161b22;
    --bg-elev-2:    #1c232c;
    --bg-hover:     #232b35;
    --border:       #2a323c;
    --border-soft:  #222a33;

    --text:         #e6edf3;
    --text-muted:   #8b949e;
    --text-dim:     #6e7681;

    --primary:      #635bff;
    --primary-hover:#4f47e0;
    --accent:       #16a34a;
    --accent-hover: #15803d;
    --danger:       #ef4444;
    --success:      #22c55e;

    --shadow:       0 3px 12px rgba(0, 0, 0, .45);
    --shadow-lg:    0 8px 30px rgba(0, 0, 0, .6);
    --radius:       14px;
    --radius-sm:    8px;
    --transition:   .2s ease;
}

* { box-sizing: border-box; }


/* =========================================================
   BODY
   ========================================================= */
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}


/* =========================================================
   HEADER
   ========================================================= */
header {
    background: var(--bg-elev);
    border-bottom: 1px solid var(--border);
    padding: 15px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 10;
}


.logo {
    font-size: 22px;
    font-weight: bold;
    color: var(--text);
}


nav {
    display: flex;
    gap: 8px;
    align-items: center;
}

/* Navegación de escritorio (se oculta en móvil) */
.desktop-nav {
    display: none;
}


/* =========================================================
   BOTONES
   ========================================================= */
button {
    border: none;
    padding: 11px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    background: #111827;
    color: white;
    font-weight: bold;
    font-family: inherit;
    transition: opacity var(--transition), background var(--transition);
}

button:hover { opacity: .9; }

.primary { background: var(--primary); }
.primary:hover { background: var(--primary-hover); opacity: 1; }

.sell { background: var(--accent); }
.sell:hover { background: var(--accent-hover); opacity: 1; }

.full { width: 100%; }

.hidden { display: none !important; }


/* =========================================================
   BOTÓN HAMBURGUESA
   ========================================================= */
.hamburger {
    display: flex;   /* ← antes era "none" */
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: transparent;
    border: 1px solid var(--border);
    padding: 8px 10px;
    border-radius: var(--radius-sm);
}
.hamburger:hover { background: var(--bg-elev-2); opacity: 1; }

.hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

/* Animación a "X" cuando está abierto */
.hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}


/* =========================================================
   MAIN / HERO / PRODUCTOS
   ========================================================= */
main {
    max-width: 1100px;
    margin: auto;
    padding: 30px 20px;
}


.hero {
    text-align: center;
    margin-bottom: 30px;
}

.hero h1 { margin-bottom: 8px; }
.hero p  { color: var(--text-muted); }


.products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}


.card {
    background: var(--bg-elev);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform .15s, border-color .15s;
}
.card:hover {
    transform: translateY(-2px);
    border-color: var(--border);
}


.image {
    height: 180px;
    background: var(--bg-elev-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 55px;
}


.card-body { padding: 18px; }

.card-body h3 {
    margin-top: 0;
    color: var(--text);
}

.card-body p { color: var(--text-muted); }


.price {
    font-size: 24px;
    font-weight: bold;
    margin: 12px 0;
    color: var(--text);
}


.buy {
    width: 100%;
    background: var(--primary);
}
.buy:hover { background: var(--primary-hover); opacity: 1; }


.loading {
    text-align: center;
    grid-column: 1 / -1;
    padding: 40px;
    color: var(--text-muted);
}


/* =========================================================
   MODALES
   ========================================================= */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .7);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 100;
}
.modal.open { display: flex; }


.modal-box {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    width: 100%;
    max-width: 420px;
    padding: 25px;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    animation: pop .18s ease-out;
}

@keyframes pop {
    from { opacity: 0; transform: translateY(8px) scale(.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}


.modal-box h2 {
    margin: 0 0 16px;
    color: var(--text);
}


.close {
    float: right;
    background: var(--bg-elev-2);
    color: var(--text);
    font-size: 20px;
    padding: 5px 10px;
    border: 1px solid var(--border);
}
.close:hover { background: var(--bg-hover); opacity: 1; }


/* =========================================================
   INPUTS
   ========================================================= */
input,
textarea {
    width: 100%;
    padding: 12px;
    margin: 7px 0 15px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-family: inherit;
    background: var(--bg);
    color: var(--text);
    transition: border-color var(--transition);
}

input::placeholder,
textarea::placeholder { color: var(--text-dim); }

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary);
}


textarea {
    min-height: 100px;
    resize: vertical;
}


/* =========================================================
   MENSAJES
   ========================================================= */
.error {
    color: var(--danger);
    margin: 10px 0;
    min-height: 20px;
}

.success { color: var(--success); }


/* =========================================================
   MENÚ LATERAL (HAMBURGUESA)
   ========================================================= */
.menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .6);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
    z-index: 200;
}
.menu-overlay.open {
    opacity: 1;
    visibility: visible;
}


.side-menu {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 320px;
    max-width: 85vw;
    background: var(--bg-elev);
    border-left: 1px solid var(--border);
    transform: translateX(100%);
    transition: transform .25s cubic-bezier(.4, 0, .2, 1);
    z-index: 300;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}
.side-menu.open { transform: translateX(0); }


.side-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}

.side-menu-header .close {
    float: none;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 22px;
    padding: 4px 10px;
}
.side-menu-header .close:hover {
    color: var(--text);
    background: var(--bg-elev-2);
}


/* =========================================================
   PANEL DE CUENTA
   ========================================================= */
.account-panel {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border);
}


.avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 12px;
}

.avatar.guest {
    background: var(--bg-elev-2);
    color: var(--text-muted);
    border: 1px dashed var(--border);
}


.account-guest,
.account-user { text-align: center; }


.account-name {
    font-weight: 600;
    margin: 4px 0;
    color: var(--text);
}

.account-sub {
    color: var(--text-muted);
    font-size: .85rem;
    margin: 0 0 16px;
}

.account-email {
    font-weight: 600;
    margin: 0 0 4px;
    word-break: break-all;
    font-size: .95rem;
    color: var(--text);
}

.account-role {
    color: var(--success);
    font-size: .8rem;
    margin: 0 0 16px;
    text-transform: uppercase;
    letter-spacing: .05em;
}


.account-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);   /* ← ya es 2 por fila */
    gap: 8px;
    margin-top: 8px;
}

.stat {
    background: var(--bg);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm);
    padding: 10px 6px;
}

.stat span {
    display: block;
    font-weight: 700;
    font-size: 1rem;
    color: var(--text);
}

.stat small {
    display: block;
    color: var(--text-dim);
    font-size: .7rem;
    margin-top: 2px;
}


/* =========================================================
   NAVEGACIÓN LATERAL
   ========================================================= */
.side-nav {
    display: flex;
    flex-direction: column;
    padding: 12px 8px;
    gap: 2px;
}

.side-nav a,
.side-nav .side-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    color: var(--text);
    text-decoration: none;
    background: transparent;
    border: none;
    text-align: left;
    font-size: .95rem;
    font-weight: normal;
    cursor: pointer;
    transition: background var(--transition);
    width: 100%;
}
.side-nav a:hover,
.side-nav .side-link:hover {
    background: var(--bg-elev-2);
    opacity: 1;
}

.side-nav .side-link.sell {
    background: transparent;
    color: var(--success);
    font-weight: 600;
}
.side-nav .side-link.sell:hover {
    background: rgba(34, 197, 94, .1);
}

.side-nav a span,
.side-nav .side-link span { font-size: 1.1rem; }


/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 600px) {

    header { padding: 12px; }

    .logo { font-size: 18px; }

    nav button {
        padding: 9px 10px;
        font-size: 13px;
    }
}


/* =========================================================
   SCROLLBAR OSCURO
   ========================================================= */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover { background: #3a444f; }

/* =========================================================
   STATS DE DINERO (2da fila del panel)
   ========================================================= */

.account-stats-money {
    margin-top: 10px;
}

/* El stat de "Disponible" se ve destacado */
.account-stats-money .stat:first-child {
    border-color: rgba(34, 197, 94, .4);   /* verde suave */
    background: rgba(34, 197, 94, .06);
}

.account-stats-money .stat:first-child span {
    color: var(--success);
}

/* El stat de "Pendiente" en tono ámbar */
.account-stats-money .stat:last-child {
    border-color: rgba(245, 158, 11, .35);
    background: rgba(245, 158, 11, .06);
}

.account-stats-money .stat:last-child span {
    color: #f59e0b;   /* ámbar */
}


/* =========================================================
   HISTORIAL: MIS COMPRAS / MIS VENTAS
   ========================================================= */

/* Los stats del panel se pueden pulsar */
.stat.clickable {
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
}
.stat.clickable:hover {
    border-color: var(--border);
    background: var(--bg-elev-2);
}

/* Modal más ancho para las listas */
.modal-box.wide {
    max-width: 560px;
    max-height: 82vh;
    overflow-y: auto;
}

.muted { color: var(--text-muted); }

.history-block {
    margin: 18px 0;
}

.history-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--text-dim);
    margin-bottom: 8px;
    border-bottom: 1px solid var(--border-soft);
    padding-bottom: 6px;
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    background: var(--bg);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
}

.history-item .info {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.history-item .name {
    font-weight: 600;
    font-size: .92rem;
    color: var(--text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.history-item .meta {
    color: var(--text-dim);
    font-size: .74rem;
}

.history-item .right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 5px;
    white-space: nowrap;
}

.history-item .amount {
    font-weight: 700;
    font-size: .92rem;
    color: var(--text);
}

.empty {
    color: var(--text-dim);
    font-size: .85rem;
    padding: 6px 0;
    margin: 0;
}

/* Etiquetas de estado */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: .66rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.badge-paid {
    background: rgba(34, 197, 94, .12);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, .3);
}

.badge-pending {
    background: rgba(245, 158, 11, .12);
    color: #f59e0b;
    border: 1px solid rgba(245, 158, 11, .3);
}

.badge-failed {
    background: rgba(239, 68, 68, .12);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, .3);
}

.badge-cancelled {
    background: var(--bg-elev-2);
    color: var(--text-muted);
    border: 1px solid var(--border);
}


/* =========================================================
   IMÁGENES DE PRODUCTO
   ========================================================= */

.card .image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.field-label {
    display: block;
    font-size: .82rem;
    color: var(--text-muted);
    margin-bottom: 6px;
}

input[type="file"] {
    padding: 9px;
    font-size: .85rem;
    color: var(--text-muted);
}

.image-preview {
    margin: 10px 0 15px;
}

.image-preview img {
    width: 100%;
    max-height: 220px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    display: block;
}


/* =========================================================
   STOCK, ESTRELLAS Y ACCIONES DE LA TARJETA
   ========================================================= */

.stock {
    display: inline-block;
    font-size: .75rem;
    color: var(--text-muted);
    background: var(--bg-elev-2);
    border: 1px solid var(--border-soft);
    border-radius: 999px;
    padding: 2px 9px;
    margin-bottom: 10px;
}

.stock.low {
    color: #f59e0b;
    border-color: rgba(245, 158, 11, .35);
    background: rgba(245, 158, 11, .08);
}

.seller-rating { margin-bottom: 4px; }

.stars {
    color: #f5b301;
    letter-spacing: 1px;
    font-size: .95rem;
}

.stars-text {
    color: var(--text-muted);
    font-size: .78rem;
    margin-left: 4px;
}

.stars-empty {
    color: var(--text-dim);
    font-size: .78rem;
}

.rating-big { padding: 4px 0 6px; }

.card-actions {
    display: flex;
    gap: 6px;
    margin-top: 8px;
}

.mini {
    flex: 1;
    padding: 7px 8px;
    font-size: .74rem;
    font-weight: 600;
    background: var(--bg-elev-2);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: var(--radius-sm);
}

.mini:hover {
    background: var(--bg-hover);
    opacity: 1;
}

.mini.danger {
    color: #fca5a5;
    border-color: rgba(239, 68, 68, .35);
}

.mini-stars {
    font-size: .76rem;
    color: var(--text-muted);
    align-self: center;
}


/* =========================================================
   ACCIONES DEL HISTORIAL
   ========================================================= */

.history-entry {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.history-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.history-actions .mini { flex: 0 1 auto; }

.stock-input {
    width: 88px;
    margin: 0;
    padding: 7px 8px;
    font-size: .82rem;
}


/* =========================================================
   RETIROS
   ========================================================= */

.withdraw-row {
    display: flex;
    gap: 8px;
    align-items: center;
}

.withdraw-row input {
    margin: 0;
    flex: 1;
    padding: 10px;
}

.withdraw-row button {
    flex: 0 0 auto;
    padding: 11px 18px;
}

.hint {
    color: var(--text-dim);
    font-size: .75rem;
    margin: 8px 0 0;
    line-height: 1.45;
}


/* =========================================================
   SELECTOR DE ESTRELLAS
   ========================================================= */

.stars-picker {
    display: flex;
    gap: 4px;
    margin: 10px 0 16px;
}

.star {
    background: transparent;
    border: none;
    font-size: 30px;
    line-height: 1;
    padding: 0 2px;
    color: var(--border);
    cursor: pointer;
    transition: color var(--transition), transform var(--transition);
}

.star.on { color: #f5b301; }
.star:hover { transform: scale(1.12); opacity: 1; }

select {
    width: 100%;
    padding: 12px;
    margin: 7px 0 15px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    color: var(--text);
    font-family: inherit;
    font-size: 15px;
}

select:focus {
    outline: none;
    border-color: var(--primary);
}


/* =========================================================
   CHAT
   ========================================================= */

.chat-thread {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    background: var(--bg);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm);
    padding: 11px 12px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
}

.chat-thread:hover {
    border-color: var(--border);
    background: var(--bg-elev-2);
}

.chat-thread .info {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
}

.chat-thread .name {
    font-weight: 600;
    font-size: .9rem;
}

.chat-thread .meta {
    color: var(--text-dim);
    font-size: .74rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chat-thread .right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.chat-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-soft);
    margin-bottom: 10px;
}

.chat-head .mini {
    flex: 0 0 auto;
    width: 34px;
}

.chat-messages {
    max-height: 46vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 4px 2px;
}

.chat-bubble {
    max-width: 78%;
    padding: 9px 12px;
    border-radius: 12px;
    font-size: .87rem;
    line-height: 1.4;
    word-break: break-word;
}

.chat-bubble small {
    display: block;
    font-size: .65rem;
    opacity: .6;
    margin-top: 4px;
}

.chat-bubble.mine {
    align-self: flex-end;
    background: var(--primary);
    color: #fff;
    border-bottom-right-radius: 4px;
}

.chat-bubble.theirs {
    align-self: flex-start;
    background: var(--bg-elev-2);
    border: 1px solid var(--border);
    border-bottom-left-radius: 4px;
}

.chat-send {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.chat-send input {
    margin: 0;
    flex: 1;
}

.chat-send button {
    flex: 0 0 auto;
    padding: 11px 18px;
}


/* =========================================================
   AVISO FLOTANTE (TOAST)
   ========================================================= */

#appToast {
    position: fixed;
    bottom: 22px;
    left: 50%;
    transform: translate(-50%, 20px);
    background: var(--bg-elev-2);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    font-size: .86rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    z-index: 500;
    max-width: 90vw;
}

#appToast.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
}


/* =========================================================
   BADGE DENTRO DEL MENÚ LATERAL
   ========================================================= */

.side-nav .badge {
    font-size: .62rem;
    padding: 1px 7px;
}