/* =====================================================
   Projeto TCG — Estilos Base
   ===================================================== */

/* ----- Reset & Base ----- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-bg:        #0f0f1a;
    --color-surface:   #1a1a2e;
    --color-surface2:  #16213e;
    --color-primary:   #e94560;
    --color-primary-h: #ff6b6b;
    --color-accent:    #f5a623;
    --color-text:      #e0e0e0;
    --color-muted:     #888;
    --color-border:    #2a2a4a;
    --color-success:   #2ecc71;
    --color-error:     #e74c3c;

    --radius:     8px;
    --radius-lg:  14px;
    --shadow:     0 4px 24px rgba(0,0,0,0.4);
    --transition: 0.2s ease;

    --font-base: 'Segoe UI', system-ui, sans-serif;
}

html { font-size: 16px; }

body {
    font-family: var(--font-base);
    background-color: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
}

body:not(.admin-body) {
    display: flex;
    flex-direction: column;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--color-primary-h); }

/* ----- Layout ----- */
.site-main {
    flex: 1;
    padding: 24px 16px;
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
}

/* ----- Header ----- */
.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 16px;
    height: 60px;
    display: flex;
    align-items: center;
    gap: 24px;
}

.logo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primary);
    white-space: nowrap;
    flex-shrink: 0;
}
.logo:hover { color: var(--color-primary-h); }

.main-nav {
    display: flex;
    gap: 4px;
    flex: 1;
}

.main-nav a {
    color: var(--color-text);
    padding: 6px 12px;
    border-radius: var(--radius);
    font-size: 0.9rem;
    transition: background var(--transition), color var(--transition);
}
.main-nav a:hover,
.main-nav a.active {
    background: var(--color-primary);
    color: #fff;
}
.main-nav a.nav-admin {
    color: var(--color-accent);
}
.main-nav a.nav-admin:hover {
    background: var(--color-accent);
    color: #000;
}

.header-user {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    font-size: 0.875rem;
}

.user-points {
    color: var(--color-accent);
    font-weight: 600;
}

.user-name {
    color: var(--color-muted);
}

.btn-logout {
    color: var(--color-muted);
    border: 1px solid var(--color-border);
    padding: 4px 10px;
    border-radius: var(--radius);
    font-size: 0.8rem;
    transition: all var(--transition);
}
.btn-logout:hover {
    border-color: var(--color-error);
    color: var(--color-error);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text);
    font-size: 1.4rem;
    cursor: pointer;
    margin-left: auto;
}

/* ----- Footer ----- */
.site-footer {
    text-align: center;
    padding: 20px 16px;
    color: var(--color-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--color-border);
}

/* ----- Buttons ----- */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}
.btn-primary {
    background: var(--color-primary);
    color: #fff;
}
.btn-primary:hover {
    background: var(--color-primary-h);
    color: #fff;
}
.btn-block { width: 100%; }

/* ----- Alerts ----- */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 0.9rem;
    list-style: none;
}
.alert-error {
    background: rgba(231,76,60,0.15);
    border: 1px solid var(--color-error);
    color: #ff8a80;
}
.alert-success {
    background: rgba(46,204,113,0.15);
    border: 1px solid var(--color-success);
    color: #a8f0c6;
}
.alert li { margin-bottom: 4px; }
.alert li:last-child { margin-bottom: 0; }

/* ----- Auth Pages ----- */
.auth-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 60px);
    padding: 24px 16px;
}

.auth-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow);
}

.auth-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 24px;
    text-align: center;
}

.auth-form label {
    display: block;
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-bottom: 6px;
    margin-top: 16px;
}
.auth-form label:first-of-type { margin-top: 0; }

.auth-form input {
    width: 100%;
    padding: 10px 14px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    font-size: 0.95rem;
    transition: border-color var(--transition);
}
.auth-form input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.auth-form .btn { margin-top: 24px; }

.auth-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 0.875rem;
    color: var(--color-muted);
}

/* ----- Dashboard ----- */
.dashboard-wrapper { max-width: 900px; margin: 0 auto; }

.dashboard-hero {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    margin-bottom: 28px;
}

.dashboard-hero h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.user-stats {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.stat-card {
    background: var(--color-surface2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px 24px;
    text-align: center;
    min-width: 100px;
    flex: 1;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.dashboard-news {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 28px;
}

.dashboard-news h3 { margin-bottom: 16px; }

/* ----- Notícias na home ----- */
.news-list   { display: flex; flex-direction: column; gap: 20px; }

.news-item {
    display: flex;
    gap: 16px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}
.news-item:last-child { border-bottom: none; padding-bottom: 0; }

.news-image {
    flex-shrink: 0;
    width: 120px;
    height: 80px;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--color-surface2);
}
.news-image img { width: 100%; height: 100%; object-fit: cover; }

.news-body    { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.news-title   { font-size: 1rem; font-weight: 700; margin: 0; }
.news-date    { font-size: 0.75rem; color: var(--color-muted); }
.news-content { font-size: 0.875rem; line-height: 1.5; color: var(--color-text); }
.news-content a { color: var(--color-primary); }

@media (max-width: 480px) {
    .news-item    { flex-direction: column; }
    .news-image   { width: 100%; height: 140px; }
}

.placeholder-text { color: var(--color-muted); font-style: italic; }

.dashboard-actions {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}

.action-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px 16px;
    text-align: center;
    color: var(--color-text);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    transition: all var(--transition);
}
.action-card:hover {
    border-color: var(--color-primary);
    background: rgba(233,69,96,0.1);
    color: var(--color-text);
    transform: translateY(-2px);
}
.action-icon { font-size: 2rem; }

/* ----- Page header ----- */
.page-header {
    margin-bottom: 24px;
}
.page-header h2 { font-size: 1.6rem; margin-bottom: 4px; }
.page-subtitle   { color: var(--color-muted); font-size: 0.9rem; }

.btn-back {
    display: inline-block;
    color: var(--color-muted);
    font-size: 0.875rem;
    margin-bottom: 20px;
    transition: color var(--transition);
}
.btn-back:hover { color: var(--color-text); }

/* ----- Empty state ----- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-muted);
}
.empty-icon { font-size: 3rem; display: block; margin-bottom: 12px; }

/* ----- Progress bar ----- */
.progress-bar-wrap {
    background: var(--color-border);
    border-radius: 99px;
    height: 6px;
    overflow: hidden;
    margin-bottom: 6px;
}
.progress-bar {
    height: 100%;
    background: var(--color-primary);
    border-radius: 99px;
    transition: width 0.5s ease;
}
.progress-label { font-size: 0.8rem; color: var(--color-muted); }

/* ----- Collections grid ----- */
.collections-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.collection-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    color: var(--color-text);
    display: flex;
    flex-direction: column;
    transition: all var(--transition);
}
.collection-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.collection-cover {
    height: 160px;
    background: var(--color-surface2);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.collection-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.collection-cover-placeholder { font-size: 3rem; color: var(--color-border); }

.collection-info { padding: 16px; flex: 1; display: flex; flex-direction: column; gap: 8px; }
.collection-info h3 { font-size: 1rem; font-weight: 700; }
.collection-desc   { font-size: 0.8rem; color: var(--color-muted); line-height: 1.4; flex: 1; }

/* ----- Album ----- */
.album-header {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}
.album-title-wrap { flex: 1; }
.album-title-wrap h2 { font-size: 1.5rem; margin-bottom: 4px; }
.album-progress { min-width: 200px; }

.album-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 12px;
}

.album-slot {
    aspect-ratio: 2/3;
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
}
/* Fallback p/ navegadores sem suporte a aspect-ratio: força proporção 2:3 */
@supports not (aspect-ratio: 1) {
    .album-slot::before { content: ''; display: block; padding-bottom: 150%; }
    .album-slot > * { position: absolute; inset: 0; }
}
.album-slot.owned   { cursor: pointer; }
.album-slot.locked  { opacity: 0.45; }
.album-slot.highlight { animation: pulse-highlight 1.2s ease 3; }

@keyframes pulse-highlight {
    0%, 100% { box-shadow: 0 0 0 0 rgba(245,166,35,0); }
    50%       { box-shadow: 0 0 0 8px rgba(245,166,35,0.5); }
}

/* ----- Card mini (no álbum) ----- */
.card-mini {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    background: var(--color-surface2);
    border: 2px solid var(--rarity-color, var(--color-border));
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.album-slot.owned:hover .card-mini {
    box-shadow: 0 0 12px var(--rarity-color, var(--color-border));
}

.card-mini-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}
.card-mini-img {
    flex: 1;
    width: 100%;
    min-height: 0;
    object-fit: cover;
    display: block;
    position: relative;
    z-index: 1;
}
.card-mini-placeholder {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--color-border);
    position: relative;
    z-index: 1;
}

.card-mini-footer {
    padding: 6px;
    background: rgba(0,0,0,0.7);
    display: flex;
    flex-direction: column;
    gap: 2px;
    position: relative;
    z-index: 2;
}
.card-mini-name {
    font-size: 0.65rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #fff;
}
.card-mini-rarity { font-size: 0.55rem; font-weight: 700; text-transform: uppercase; }

.card-duplicate-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    background: rgba(0,0,0,0.75);
    color: var(--color-accent);
    font-size: 0.6rem;
    font-weight: 700;
    padding: 2px 5px;
    border-radius: 99px;
    z-index: 3;
}
.card-new-badge {
    position: absolute;
    top: 4px;
    left: 4px;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.55rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 99px;
    text-transform: uppercase;
    z-index: 3;
}

/* Silhueta */
.card-silhouette {
    background: var(--color-surface2);
    border-color: var(--color-border);
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.silhouette-slot {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-border);
}
.silhouette-name {
    font-size: 0.65rem;
    color: var(--color-border);
    letter-spacing: 0.1em;
}

/* ----- Efeitos por raridade (aplicados via effect_class do banco) ----- */
.rarity-incomum { border-color: #2ecc71 !important; }
.rarity-incomum:hover { box-shadow: 0 0 14px rgba(46,204,113,0.5) !important; }

.rarity-rara { border-color: #3498db !important; }
.rarity-rara:hover { box-shadow: 0 0 14px rgba(52,152,219,0.5) !important; }

.rarity-lendaria {
    border-color: #f5a623 !important;
    animation: glow-lendaria 2.2s ease-in-out infinite alternate;
}
@keyframes glow-lendaria {
    from { box-shadow: 0 0 8px 1px rgba(245,166,35,0.35), inset 0 0 8px rgba(245,166,35,0.08); }
    to   { box-shadow: 0 0 26px 6px rgba(245,166,35,0.85), inset 0 0 14px rgba(245,166,35,0.15); }
}

/* ----- Notificação dot no nav ----- */
.notif-dot {
    display: inline-block;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 700;
    line-height: 1;
    padding: 2px 5px;
    border-radius: 99px;
    margin-left: 4px;
    vertical-align: middle;
}

/* ----- Tabs ----- */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.tab {
    padding: 10px 16px;
    color: var(--color-muted);
    font-size: 0.875rem;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all var(--transition);
    white-space: nowrap;
}
.tab:hover  { color: var(--color-text); }
.tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.tab-action {
    margin-left: auto;
    color: var(--color-primary);
    font-weight: 600;
}
.tab-action:hover { color: var(--color-primary-h); }

/* ----- Trocas — grid de anúncios ----- */
.trades-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.trade-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    color: var(--color-text);
    transition: all var(--transition);
}
.trade-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.trade-card-thumb {
    height: 120px;
    background: var(--color-surface2);
    border-bottom: 2px solid var(--rarity-color, var(--color-border));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.trade-card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.trade-thumb-placeholder { font-size: 2.5rem; color: var(--color-border); }

.trade-card-info  { padding: 14px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.trade-rarity     { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; }
.trade-card-info strong { font-size: 0.95rem; }
.trade-collection { font-size: 0.75rem; color: var(--color-muted); }
.trade-desc       { font-size: 0.8rem; color: var(--color-muted); line-height: 1.4; margin-top: 4px; }
.trade-user       { font-size: 0.75rem; color: var(--color-muted); margin-top: auto; padding-top: 8px; }

.trade-offer-btn {
    display: block;
    text-align: center;
    padding: 10px;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    transition: background var(--transition);
}
.trade-card:hover .trade-offer-btn { background: var(--color-primary-h); }

/* ----- Trocas — lista (meus anúncios / ofertas) ----- */
.trades-list { display: flex; flex-direction: column; gap: 10px; }

.trade-list-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.trade-list-info  { flex: 1; display: flex; flex-direction: column; gap: 3px; min-width: 150px; }
.trade-list-info strong { font-size: 0.95rem; }
.trade-list-meta  { display: flex; align-items: center; gap: 10px; }

/* Status badges */
.status-badge   { font-size: 0.7rem; font-weight: 700; padding: 3px 10px; border-radius: 99px; text-transform: uppercase; }
.status-open    { background: rgba(46,204,113,0.15); border: 1px solid var(--color-success); color: #a8f0c6; }
.status-closed  { background: rgba(136,136,136,0.15); border: 1px solid var(--color-muted); color: var(--color-muted); }
.status-traded  { background: rgba(52,152,219,0.15); border: 1px solid #3498db; color: #7ec8e3; }
.offers-badge   { background: var(--color-accent); color: #000; font-size: 0.7rem; font-weight: 700; padding: 3px 10px; border-radius: 99px; }

/* ----- Trade view ----- */
.trade-view-wrapper { max-width: 860px; margin: 0 auto; }

.trade-view-header {
    display: flex;
    gap: 28px;
    align-items: flex-start;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}
.trade-view-meta { flex: 1; display: flex; flex-direction: column; gap: 10px; }
.trade-view-meta h2 { font-size: 1.5rem; }
.trade-user { color: var(--color-muted); font-size: 0.875rem; }
.trade-looking-for {
    background: var(--color-surface2);
    border-radius: var(--radius);
    padding: 12px;
    font-size: 0.875rem;
}
.trade-looking-for h4 { font-size: 0.75rem; color: var(--color-muted); margin-bottom: 4px; }

/* ----- Ofertas recebidas ----- */
.trade-offers-section h3 { margin-bottom: 16px; }

.offers-list { display: flex; flex-direction: column; gap: 12px; }

.offer-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.offer-item.status-accepted { border-color: var(--color-success); }
.offer-item.status-rejected { opacity: 0.5; }

.offer-user   { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.offer-level  { font-size: 0.75rem; color: var(--color-muted); }
.offer-cards  { display: flex; gap: 10px; flex-wrap: wrap; }
.offer-actions { display: flex; gap: 8px; }

/* ----- Formulários de troca ----- */
.trade-form { max-width: 700px; }

.trade-form label:not(.card-select-item) {
    display: block;
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-bottom: 10px;
}
.label-optional { font-size: 0.8rem; color: var(--color-border); }

.trade-form textarea {
    width: 100%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    padding: 10px 14px;
    font-size: 0.9rem;
    resize: vertical;
    font-family: var(--font-base);
}
.trade-form textarea:focus { outline: none; border-color: var(--color-primary); }

/* Grid de seleção de cards */
.card-select-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 12px;
    max-height: 500px;
    overflow-y: auto;
    padding: 4px;
}
.card-select-item {
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    border: 2px solid transparent;
    border-radius: var(--radius);
    padding: 4px;
    transition: border-color var(--transition);
    position: relative;
}
.card-select-item input[type=radio],
.card-select-item input[type=checkbox] { display: none; }

.card-select-item:hover       { border-color: var(--color-muted); }
.card-select-item.selected    { border-color: var(--rarity-color, var(--color-primary)); background: rgba(255,255,255,0.04); }
.card-select-item.disabled-item { opacity: 0.35; pointer-events: none; }

.card-select-name { font-size: 0.65rem; color: var(--color-muted); text-align: center; }

.selection-counter { font-size: 0.875rem; color: var(--color-muted); margin-top: 12px; }

.offer-context {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 14px 16px;
    margin-bottom: 24px;
    font-size: 0.9rem;
}

/* ----- Loja ----- */
.shop-balance {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 16px 24px;
    margin-bottom: 28px;
    width: fit-content;
}
.balance-icon  { font-size: 1.4rem; color: var(--color-accent); }
.balance-value { font-size: 1.8rem; font-weight: 700; color: var(--color-accent); }
.balance-label { color: var(--color-muted); font-size: 0.875rem; }

.shop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}

.shop-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--transition);
}
.shop-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}
.shop-card-locked {
    opacity: 0.55;
}
.shop-card-locked:hover {
    transform: none;
    border-color: var(--color-border);
    box-shadow: none;
}

.shop-card-cover {
    height: 140px;
    background: var(--color-surface2);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.shop-card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.shop-cover-placeholder { font-size: 3rem; color: var(--color-border); }

.shop-card-count {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.7);
    color: var(--color-text);
    font-size: 0.75rem;
    padding: 3px 8px;
    border-radius: 99px;
}

.shop-card-info  { padding: 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.shop-collection-tag {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-muted);
}
.shop-card-info h3 { font-size: 1rem; font-weight: 700; }

.shop-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 12px;
}
.shop-cost     { font-size: 0.875rem; font-weight: 700; }
.cost-ok       { color: var(--color-accent); }
.cost-nok      { color: var(--color-error); }
.btn-sm        { padding: 6px 14px; font-size: 0.85rem; }
.btn-secondary {
    background: var(--color-surface2);
    border: 1px solid var(--color-border);
    color: var(--color-text);
}
.btn-secondary:hover {
    border-color: var(--color-text);
    color: var(--color-text);
}
.btn-disabled {
    font-size: 0.75rem;
    color: var(--color-muted);
    font-style: italic;
}

/* ----- Abertura de pacote — flip 3D ----- */
.pack-open-wrapper { max-width: 960px; margin: 0 auto; }

.pack-result-header {
    text-align: center;
    margin-bottom: 24px;
}
.pack-result-header h2 { font-size: 1.8rem; margin-bottom: 6px; }

.collection-complete-banner { margin-bottom: 20px; }

/* Hint piscante */
.reveal-hint {
    text-align: center;
    color: var(--color-muted);
    font-size: 0.82rem;
    margin-bottom: 20px;
    animation: hint-blink 2s ease-in-out infinite;
}
@keyframes hint-blink {
    0%, 100% { opacity: 0.5; }
    50%       { opacity: 1;   }
}

/* Grade de cartas */
.pack-cards-reveal {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    justify-content: center;
    margin-bottom: 32px;
}

/* Slot de perspectiva (container 3D) */
.reveal-slot {
    perspective: 900px;
    cursor: pointer;
    width: 160px;
    outline: none;
    animation: card-arrive 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
.reveal-slot:focus-visible .card-back-tcg {
    box-shadow: 0 0 0 3px var(--color-primary);
}

@keyframes card-arrive {
    from { opacity: 0; transform: translateY(40px) scale(0.8); }
    to   { opacity: 1; transform: none; }
}

/* Inner com preserve-3d */
.reveal-inner {
    position: relative;
    width: 160px;
    aspect-ratio: 2/3;
    transform-style: preserve-3d;
    transition: transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal-inner.flipped {
    transform: rotateY(180deg);
}

/* Ambas as faces */
.reveal-back-face,
.reveal-front-face {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: var(--radius-lg);
}
.reveal-front-face {
    transform: rotateY(180deg);
}

/* Card dentro da face da frente preenche o slot */
.reveal-front-face .card-full {
    width: 100% !important;
    height: 100% !important;
    position: absolute !important;
    inset: 0;
}

/* Design do verso da carta */
.card-back-tcg {
    width: 100%;
    height: 100%;
    background: linear-gradient(145deg, #0d0d28 0%, #1a1a4e 50%, #0d0d28 100%);
    border-radius: var(--radius-lg);
    border: 2px solid #2a2a6e;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    transition: box-shadow 0.2s;
}
.reveal-slot:hover .card-back-tcg {
    box-shadow: 0 0 18px rgba(233, 69, 96, 0.35);
}
.card-back-tcg::before {
    content: '';
    position: absolute;
    inset: 8px;
    border: 1px solid rgba(100,100,220,0.2);
    border-radius: var(--radius);
}

.card-back-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(45deg,  rgba(80,80,180,0.07) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(80,80,180,0.07) 25%, transparent 25%),
        linear-gradient(45deg,  transparent 75%, rgba(80,80,180,0.07) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(80,80,180,0.07) 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}

.card-back-logo {
    font-size: 2.6rem;
    color: var(--color-primary);
    position: relative;
    z-index: 1;
    opacity: 0.65;
    animation: back-pulse 2.5s ease-in-out infinite alternate;
    text-shadow: 0 0 20px rgba(233,69,96,0.8), 0 0 40px rgba(233,69,96,0.3);
}
@keyframes back-pulse {
    from { opacity: 0.45; transform: scale(0.93); }
    to   { opacity: 0.8;  transform: scale(1.07); }
}

/* Badges NEW / Repetido */
.reveal-badge {
    position: absolute;
    top: -10px;
    right: -10px;
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    padding: 4px 8px;
    border-radius: 99px;
    z-index: 20;
    opacity: 0;
    transform: scale(0.4) rotate(-15deg);
    transition: opacity 0.3s, transform 0.4s cubic-bezier(0.34,1.56,0.64,1);
    pointer-events: none;
}
.reveal-badge.badge-visible {
    opacity: 1;
    transform: scale(1) rotate(0deg);
}
.reveal-new-badge { background: var(--color-primary); color: #fff; }
.reveal-dup-badge { background: #444; color: #aaa; }

/* Glow para carta nova revelada */
.reveal-slot.revealed-new .card-full {
    animation: new-glow 1.2s ease-out;
}
@keyframes new-glow {
    0%   { box-shadow: 0 0 50px 12px var(--rarity-color, #fff); }
    100% { box-shadow: 0 0 20px  4px var(--rarity-color, rgba(255,255,255,0.2)); }
}

/* Controles */
.reveal-controls {
    text-align: center;
    margin-bottom: 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.reveal-counter {
    font-size: 0.82rem;
    color: var(--color-muted);
}

/* Botões de ação — aparecem após revelar tudo */
.pack-result-actions {
    display: none;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fade-up 0.45s ease;
}
@keyframes fade-up {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: none; }
}

/* Partículas de brilho (criadas por JS) */
.sparkle-particle {
    position: fixed;
    pointer-events: none;
    border-radius: 50%;
    animation: sparkle-fly 0.75s ease-out forwards;
    z-index: 9999;
}
@keyframes sparkle-fly {
    0%   { opacity: 1; transform: translate(0,0) scale(1); }
    100% { opacity: 0; transform: translate(var(--tx), var(--ty)) scale(0.1); }
}

/* compat com código antigo que ainda use .pack-result-wrapper */
.pack-result-wrapper { max-width: 900px; margin: 0 auto; }

.reveal-card {
    position: relative;
    width: 160px;
    animation: reveal-drop 0.4s ease both;
}
@keyframes reveal-drop {
    from { opacity: 0; transform: translateY(-20px) scale(0.9); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.reveal-card .card-full {
    width: 160px;
}

.reveal-new-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 99px;
    text-transform: uppercase;
    white-space: nowrap;
    z-index: 10;
}
.reveal-dup-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-surface2);
    border: 1px solid var(--color-border);
    color: var(--color-muted);
    font-size: 0.6rem;
    padding: 3px 10px;
    border-radius: 99px;
    white-space: nowrap;
    z-index: 10;
}

.reveal-is-new .card-full {
    box-shadow: 0 0 20px var(--rarity-color, rgba(255,255,255,0.3));
}

.pack-result-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ----- Efeitos de card (independentes da raridade — effect_class da tabela card_effects) ----- */
/*
   Cada effect_class aqui corresponde a um registro em card_effects.effect_class no banco.
   Novos efeitos: inserir na tabela e adicionar a classe CSS correspondente abaixo.
*/

/* Holo com rastreamento do mouse (card.php injeta --pointer-x / --pointer-y via JS) */
.effect-holo {
    --pointer-x: 50%;
    --pointer-y: 50%;
}

.effect-holo::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at var(--pointer-x) var(--pointer-y),
            rgba(255,255,255,0.22) 0%, transparent 55%),
        linear-gradient(
        115deg,
        transparent 20%,
        rgba(255,255,255,0.15) 40%,
        rgba(150,100,255,0.2) 50%,
        rgba(100,200,255,0.2) 60%,
        transparent 80%
    );
    background-size: 200% 200%;
    animation: holo-shift 3.5s linear infinite;
    pointer-events: none;
    border-radius: inherit;
    mix-blend-mode: overlay;
    opacity: 0.85;
    transition: opacity 0.2s;
}
.effect-holo:hover::after { opacity: 1; }

@keyframes holo-shift {
    0%   { background-position: 0% 50%, 0% 50%; }
    100% { background-position: 200% 50%, 200% 50%; }
}

/* Tilt wrapper (adicionado por JS em card.php) */
.card-tilt-wrap {
    display: inline-block;
    perspective: 700px;
    line-height: 0;
}
.card-tilt-wrap .card-full {
    transition: transform 0.08s linear, box-shadow 0.2s;
    will-change: transform;
}

.effect-shiny {
    animation: shiny-pulse 2s ease-in-out infinite alternate;
}
@keyframes shiny-pulse {
    from { box-shadow: 0 0 8px 2px rgba(255,215,0,0.4); }
    to   { box-shadow: 0 0 22px 6px rgba(255,215,0,0.8); }
}

.effect-fire::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30%;
    background: linear-gradient(to top, rgba(255,80,0,0.5), transparent);
    animation: fire-flicker 0.8s ease-in-out infinite alternate;
    pointer-events: none;
    border-radius: 0 0 inherit inherit;
}
@keyframes fire-flicker {
    from { opacity: 0.6; transform: scaleY(1); }
    to   { opacity: 1;   transform: scaleY(1.08); }
}

.effect-ice::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid rgba(150,230,255,0.6);
    border-radius: inherit;
    box-shadow: inset 0 0 12px rgba(150,230,255,0.3), 0 0 12px rgba(150,230,255,0.3);
    animation: ice-pulse 2s ease-in-out infinite alternate;
    pointer-events: none;
}
@keyframes ice-pulse {
    from { opacity: 0.5; }
    to   { opacity: 1; }
}

.effect-shadow {
    animation: shadow-aura 2s ease-in-out infinite alternate;
}
@keyframes shadow-aura {
    from { box-shadow: 0 0 10px 2px rgba(80,0,120,0.5); }
    to   { box-shadow: 0 0 26px 8px rgba(80,0,120,0.9); }
}

/* ----- Card detalhe (card.php) ----- */
.card-detail-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.card-detail-inner {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 32px;
    align-items: start;
}

/* Card em tamanho real */
.card-full {
    width: 280px;
    height: 420px;          /* 280 * 3/2 — altura explícita (fallback p/ aspect-ratio) */
    aspect-ratio: 2/3;
    border-radius: var(--radius-lg);
    border: 3px solid var(--rarity-color, var(--color-border));
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 20px var(--rarity-color, rgba(0,0,0,0.5));
    background: var(--color-surface2);
    flex-shrink: 0;
}

.card-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.card-bg-default {
    background: linear-gradient(135deg, var(--color-surface2), var(--color-surface));
}

.card-illustration {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 10px;
    line-height: normal;   /* reset do line-height:0 herdado de .card-tilt-wrap */
    background: linear-gradient(
        to bottom,
        rgba(0,0,0,0.5) 0%,
        transparent 30%,
        transparent 60%,
        rgba(0,0,0,0.8) 100%
    );
}

.card-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.card-power {
    display: inline-block;
    line-height: 1.4;
    background: rgba(0,0,0,0.7);
    color: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 99px;
}
.card-type {
    display: inline-block;
    line-height: 1.4;
    background: rgba(0,0,0,0.6);
    color: var(--color-text);
    font-size: 0.65rem;
    padding: 3px 8px;
    border-radius: 99px;
}

.card-bottom-bar {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.card-name {
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.3;
    color: #fff;
    text-shadow: 0 1px 4px rgba(0,0,0,0.8);
}
.card-rarity-badge {
    display: inline-block;
    align-self: flex-start;
    line-height: 1.4;
    color: #000;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 99px;
    text-transform: uppercase;
}

.card-locked-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.75);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--color-muted);
}
.card-locked-overlay span { font-size: 2rem; }

/* Card info panel */
.card-info-panel { display: flex; flex-direction: column; gap: 16px; }

.card-info-name { font-size: 1.8rem; font-weight: 700; }

.card-attrs {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 8px 16px;
    font-size: 0.9rem;
}
.card-attrs dt { color: var(--color-muted); }
.card-attrs dd { font-weight: 500; }

.card-description { background: var(--color-surface); border-radius: var(--radius); padding: 16px; }
.card-description h3 { font-size: 0.85rem; color: var(--color-muted); margin-bottom: 8px; }
.card-description p  { font-size: 0.9rem; line-height: 1.6; }

.card-owned-info { display: flex; gap: 10px; flex-wrap: wrap; }
.badge-owned     { background: rgba(46,204,113,0.15); border: 1px solid var(--color-success); color: #a8f0c6; padding: 4px 12px; border-radius: 99px; font-size: 0.8rem; }
.badge-duplicate { background: rgba(245,166,35,0.15); border: 1px solid var(--color-accent); color: var(--color-accent); padding: 4px 12px; border-radius: 99px; font-size: 0.8rem; }
.card-not-owned  { color: var(--color-muted); font-size: 0.9rem; line-height: 1.5; }

/* ----- Barra de progresso de EXP/Level ----- */
.level-progress-wrap {
    margin-top: 20px;
}
.level-progress-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    font-size: 0.85rem;
}
.level-progress-label { color: var(--color-muted); font-size: 0.8rem; }
.progress-bar-exp     { background: var(--color-accent); }

.collection-complete-banner {
    margin-top: 16px;
    font-size: 1rem;
    text-align: center;
}

/* ----- Perfil ----- */
.profile-wrapper { max-width: 800px; margin: 0 auto; }

.profile-header {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.profile-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    font-size: 2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.profile-identity h2    { font-size: 1.4rem; margin-bottom: 4px; }
.profile-since          { font-size: 0.8rem; color: var(--color-muted); }
.badge-admin            { background: var(--color-accent); color: #000; font-size: 0.65rem; font-weight: 700; padding: 2px 8px; border-radius: 99px; text-transform: uppercase; }
.badge-admin-sm         { font-size: 0.55rem; padding: 1px 6px; }

.profile-stats {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}
.profile-stats .stat-card { flex: 1; min-width: 90px; }

.profile-section {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    margin-bottom: 20px;
}
.profile-section h3 { margin-bottom: 16px; }

.showcase-grid {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.profile-collections { display: flex; flex-direction: column; gap: 10px; }

.profile-coll-item {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--color-text);
    padding: 6px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.875rem;
    transition: color var(--transition);
}
.profile-coll-item:last-child  { border-bottom: none; }
.profile-coll-item:hover       { color: var(--color-primary); }
.profile-coll-name             { min-width: 140px; }
.profile-coll-count            { min-width: 50px; text-align: right; color: var(--color-muted); font-size: 0.8rem; }

/* Avatar com imagem */
.profile-avatar-wrap    { flex-shrink: 0; }
.profile-avatar-img {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-border);
}

/* Título do usuário (badge colorido) */
.profile-title-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 2px 10px;
    border: 1px solid currentColor;
    border-radius: 99px;
    margin-bottom: 4px;
    letter-spacing: 0.03em;
}

/* Contador de conquistas no h3 do perfil */
.profile-ach-count {
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--color-muted);
    margin-left: 8px;
}

/* Grid de conquistas */
.ach-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}

.ach-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    position: relative;
}

.ach-earned {
    background: var(--color-surface2);
    border-color: var(--color-primary);
}
.ach-locked {
    background: var(--color-surface);
    opacity: 0.55;
    filter: grayscale(0.7);
}

.ach-icon  { font-size: 1.6rem; flex-shrink: 0; line-height: 1; }
.ach-info  { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.ach-name  { font-size: 0.88rem; font-weight: 600; color: var(--color-text); }
.ach-desc  { font-size: 0.75rem; color: var(--color-muted); }
.ach-desc-locked { font-style: italic; }
.ach-date  { font-size: 0.7rem; color: var(--color-primary); }
.ach-check {
    position: absolute;
    top: 8px; right: 10px;
    color: var(--color-primary);
    font-size: 0.9rem;
    font-weight: 700;
}

/* ============================
   Editar perfil (profile-settings)
   ============================ */
.profile-settings-wrapper { max-width: 680px; margin: 0 auto; }
.profile-settings-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}
.profile-settings-header h1 { margin: 0; font-size: 1.3rem; }

.ps-section {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}
.ps-section h2 { margin: 0 0 16px; font-size: 1rem; }

.ps-avatar-row {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}
.ps-avatar-preview {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--color-border);
    flex-shrink: 0;
}
.ps-avatar-preview img { width: 100%; height: 100%; object-fit: cover; }
.ps-avatar-letter {
    background: var(--color-primary);
    color: #fff;
    font-size: 2.2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}
.ps-avatar-controls { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.ps-file-label      { cursor: pointer; }
.ps-hint            { font-size: 0.78rem; color: var(--color-muted); }
.ps-upload-form     { display: inline; }

.ps-title-form  { }
.ps-title-grid  {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.ps-title-option {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
}
.ps-title-option input[type="radio"] { display: none; }
.ps-title-badge {
    display: inline-block;
    padding: 3px 14px;
    border: 1.5px solid currentColor;
    border-radius: 99px;
    font-size: 0.8rem;
    font-weight: 600;
    transition: box-shadow 0.15s;
}
.ps-title-selected .ps-title-badge {
    box-shadow: 0 0 0 2px var(--color-primary);
}

/* Título na tabela admin */
.title-preview-badge {
    display: inline-block;
    padding: 2px 10px;
    border: 1px solid currentColor;
    border-radius: 99px;
    font-size: 0.78rem;
    font-weight: 600;
}

/* ----- Notificações ----- */
.header-notif-link {
    color: var(--color-muted);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 2px;
    transition: color var(--transition);
}
.header-notif-link:hover { color: var(--color-text); }

.notifs-list { display: flex; flex-direction: column; gap: 8px; max-width: 700px; }

.notif-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 14px 16px;
    transition: border-color var(--transition);
}
.notif-unread { border-color: var(--color-primary); }
.notif-icon   { font-size: 1.2rem; flex-shrink: 0; margin-top: 2px; }
.notif-body   { flex: 1; }
.notif-body p { font-size: 0.9rem; line-height: 1.4; }
.notif-time   { font-size: 0.75rem; color: var(--color-muted); margin-top: 4px; display: block; }

/* ----- Chat ----- */
.chat-wrapper { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }

.chat-header { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.chat-header h2 { font-size: 1.3rem; }

.chat-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 16px;
    height: 420px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    scroll-behavior: smooth;
}

.chat-empty { color: var(--color-muted); font-size: 0.875rem; text-align: center; margin: auto; }

.chat-msg {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    max-width: 80%;
}
.chat-msg-mine  { align-self: flex-end; flex-direction: row-reverse; }
.chat-msg-other { align-self: flex-start; }

.chat-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    text-decoration: none;
    transition: opacity var(--transition);
}
.chat-avatar:hover { opacity: 0.8; }

.chat-bubble {
    background: var(--color-surface2);
    border: 1px solid var(--color-border);
    border-radius: 14px;
    padding: 8px 12px;
    font-size: 0.875rem;
    line-height: 1.4;
    max-width: 100%;
    word-break: break-word;
}
.chat-msg-mine .chat-bubble {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    border-bottom-right-radius: 4px;
}
.chat-msg-other .chat-bubble { border-bottom-left-radius: 4px; }

.chat-username {
    display: block;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 3px;
}
.chat-time {
    display: block;
    font-size: 0.65rem;
    color: rgba(255,255,255,0.5);
    text-align: right;
    margin-top: 4px;
}
.chat-msg-other .chat-time { color: var(--color-muted); }

.chat-form {
    display: flex;
    gap: 10px;
    align-items: flex-end;
}
.chat-form textarea {
    flex: 1;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    padding: 10px 14px;
    font-size: 0.9rem;
    resize: none;
    font-family: var(--font-base);
    line-height: 1.4;
}
.chat-form textarea:focus { outline: none; border-color: var(--color-primary); }
.chat-hint { font-size: 0.75rem; color: var(--color-muted); }

/* ====================================================
   RESPONSIVIDADE
   ==================================================== */

/* --- 768px: nav mobile + layout geral --- */
@media (max-width: 768px) {
    /* Header */
    .nav-toggle  { display: block; }
    .site-header { position: relative; }
    .header-inner {
        position: relative;
        gap: 12px;
    }
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-surface);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: 8px 16px 16px;
        gap: 0;
        z-index: 200;
        box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    }
    .main-nav.nav-open { display: flex; }
    .main-nav a {
        padding: 12px 4px;
        border-bottom: 1px solid var(--color-border);
        font-size: 1rem;
    }
    .main-nav a:last-child { border-bottom: none; }
    .user-name { display: none; }

    /* Auth */
    .auth-box { padding: 28px 20px; }

    /* Dashboard */
    .dashboard-hero { padding: 20px; }
    .stat-card      { min-width: 80px; padding: 12px 16px; }
    .stat-value     { font-size: 1.5rem; }

    /* Level progress */
    .level-progress-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 2px;
    }
    .level-progress-label { font-size: 0.75rem; }

    /* Pack reveal */
    .reveal-slot,
    .reveal-inner { width: 130px; }
    .pack-cards-reveal { gap: 12px; }

    /* Profile */
    .profile-header { flex-direction: column; align-items: flex-start; }
    .profile-stats .stat-card { flex: 1; min-width: 70px; }
    .ach-grid { grid-template-columns: 1fr 1fr; }

    /* Album */
    .album-progress { min-width: 0; width: 100%; }

    /* Trocas */
    .trade-view-header { flex-direction: column; gap: 16px; }

    /* Chat */
    .chat-msg { max-width: 90%; }

    /* Conquistas settings */
    .ps-section { padding: 16px; }
}

/* --- 600px: pack + shop --- */
@media (max-width: 600px) {
    .reveal-slot,
    .reveal-inner { width: 110px; }
    .pack-cards-reveal { gap: 10px; }
    .pack-result-header h2 { font-size: 1.4rem; }

    /* Shop: 1 coluna */
    .shop-grid { grid-template-columns: 1fr; }
}

/* --- 700px: card detail --- */
@media (max-width: 700px) {
    .card-detail-inner { grid-template-columns: 1fr; }
    .card-full         { width: 100%; max-width: 280px; height: auto; aspect-ratio: 2/3; margin: 0 auto; }
    .card-tilt-wrap    { display: block; text-align: center; }
    .album-grid        { grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); }
}

/* --- 480px: telas muito pequenas --- */
@media (max-width: 480px) {
    /* Header compacto */
    .header-inner { gap: 8px; }
    .user-points  { display: none; }
    .logo         { font-size: 1.1rem; }

    /* Dashboard */
    .dashboard-actions { grid-template-columns: 1fr 1fr; }

    /* Coleções e álbum */
    .collections-grid { grid-template-columns: 1fr; }
    .album-header     { flex-direction: column; gap: 12px; }
    .album-grid       { grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); gap: 8px; }

    /* Profile */
    .profile-stats      { gap: 8px; }
    .ach-grid           { grid-template-columns: 1fr; }
    .ps-avatar-row      { flex-direction: column; align-items: flex-start; }
    .ps-title-grid      { gap: 8px; }

    /* Chat: empilha form */
    .chat-form          { flex-direction: column; }
    .chat-form .btn     { width: 100%; }

    /* Trocas */
    .tabs { overflow-x: auto; flex-wrap: nowrap; }
    .tab  { flex-shrink: 0; }
    .card-select-grid { grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); }

    /* Pack reveal mínimo */
    .reveal-slot,
    .reveal-inner { width: 95px; }
    .pack-cards-reveal { gap: 8px; }

    /* Settings */
    .settings-give-grid { grid-template-columns: 1fr; }
    .settings-give-row  { flex-direction: column; align-items: flex-start; }

    /* News */
    .news-item  { flex-direction: column; }
    .news-image { width: 100%; height: 140px; }
}