@import url('https://fonts.googleapis.com/css2?family=Syne:wght@700;800&family=DM+Sans:wght@400;500;600&family=JetBrains+Mono:wght@400;600&display=swap');

:root{
    --g900:#18181B; --g800:#27272A; --g700:#3F3F46; --g600:#52525B; --g500:#71717A;
    --g400:#A1A1AA; --g300:#D1D1D6; --g200:#E4E4E7; --g100:#F4F4F5; --g50:#FAFAFA; --w:#FFFFFF;
    --r:8px; --rl:12px;
    --s1:0 1px 3px rgba(0,0,0,.05); --s2:0 4px 16px rgba(0,0,0,.08);
    --font-title:'Syne',sans-serif; --font-body:'DM Sans',sans-serif; --font-mono:'JetBrains Mono',monospace;
}
/* Tema escuro: inverte a mesma escala de cinza (branco/cinza/preto), sem introduzir cores novas.
   Como todo o CSS já usa var(--g900).."--w", este único bloco propaga o tema para o sistema inteiro. */
[data-theme="dark"]{
    --g900:#F4F4F5; --g800:#E4E4E7; --g700:#D1D1D6; --g600:#A1A1AA; --g500:#71717A;
    --g400:#52525B; --g300:#3F3F46; --g200:#27272A; --g100:#1F1F22; --g50:#0E0E10; --w:#18181B;
    --s1:0 1px 3px rgba(0,0,0,.4); --s2:0 4px 16px rgba(0,0,0,.6);
}
[data-theme="dark"] img.avatar{background:var(--g200)}
[data-theme="dark"] .modal-overlay{background:rgba(0,0,0,.7)}
[data-theme="dark"] .chip.status-blocked{background:#3F1212;color:#FCA5A5}
[data-theme="dark"] .btn-danger{color:#FCA5A5}
[data-theme="dark"] .btn-danger:hover{background:#2A1414}
[data-theme="dark"] .field-error{color:#FCA5A5}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--font-body);background:var(--g50);color:var(--g900);line-height:1.5;-webkit-font-smoothing:antialiased;transition:background-color .15s,color .15s}
h1,h2,h3,h4{font-family:var(--font-title);font-weight:800;margin:0 0 8px;color:var(--g900)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font-family:var(--font-body)}
.container{max-width:1080px;margin:0 auto;padding:0 16px}
.mono{font-family:var(--font-mono)}

/* ---------- Header fixo ---------- */
.topbar{position:fixed;top:0;left:0;right:0;height:60px;background:var(--w);border-bottom:1px solid var(--g200);
    display:flex;align-items:center;justify-content:space-between;padding:0 16px;z-index:100}
.topbar .brand{font-family:var(--font-title);font-weight:800;font-size:19px;display:flex;align-items:center;gap:8px}
.topbar .brand svg{width:26px;height:26px}
.topbar-right{display:flex;align-items:center;gap:10px}
.topbar-search{display:flex;align-items:center;background:var(--g100);border-radius:var(--r);padding:8px 12px;gap:8px;min-width:220px}
.topbar-search input{border:none;background:transparent;outline:none;width:100%;font-size:14px}
.icon-btn{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;border:1px solid var(--g200);background:var(--w);cursor:pointer;position:relative}
.icon-btn:hover{background:var(--g100)}
.badge-dot{position:absolute;top:-2px;right:-2px;background:var(--g900);color:var(--w);border-radius:10px;font-size:10px;min-width:16px;height:16px;display:flex;align-items:center;justify-content:center;padding:0 3px;font-family:var(--font-mono)}

/* ---------- Sidebar (esquerda, navegação principal) ---------- */
.app-layout{display:flex;padding-top:60px;min-height:100vh}
.sidebar{width:230px;flex-shrink:0;position:fixed;top:60px;bottom:0;left:0;overflow-y:auto;background:var(--w);border-right:1px solid var(--g200);padding:16px 10px}
.sidebar a{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:var(--r);color:var(--g700);font-weight:600;font-size:15px;margin-bottom:2px}
.sidebar a:hover{background:var(--g100)}
.sidebar a.active{background:var(--g900);color:var(--w)}
.sidebar svg{width:20px;height:20px;flex-shrink:0}
.main-content{flex:1;margin-left:230px;padding:18px 16px 60px;max-width:700px}
.side-right{width:280px;flex-shrink:0;padding:24px 16px;display:none}
@media(min-width:1100px){.side-right{display:block}}

/* ---------- Cards ---------- */
.card{background:var(--w);border:1px solid var(--g200);border-radius:var(--rl);padding:16px;margin-bottom:14px;box-shadow:var(--s1)}
.card-title{font-family:var(--font-title);font-weight:800;font-size:15px;margin-bottom:10px}

/* ---------- Botões ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:var(--r);padding:10px 18px;
    font-weight:600;font-size:14px;border:1px solid transparent;cursor:pointer;transition:.15s}
.btn-primary{background:var(--g900);color:var(--w)}
.btn-primary:hover{background:var(--g700)}
.btn-outline{background:var(--w);border-color:var(--g300);color:var(--g900)}
.btn-outline:hover{background:var(--g100)}
.btn-ghost{background:transparent;color:var(--g600)}
.btn-ghost:hover{background:var(--g100)}
.btn-danger{background:var(--w);border-color:var(--g300);color:#B91C1C}
.btn-danger:hover{background:#FEF2F2}
.btn-sm{padding:6px 12px;font-size:13px}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- Formulários ---------- */
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--g700);margin-bottom:6px}
.field input[type=text],.field input[type=email],.field input[type=password],.field input[type=search],
.field input[type=url],.field textarea,.field select{
    width:100%;border:1px solid var(--g300);border-radius:var(--r);padding:11px 13px;font-size:14px;
    background:var(--w);color:var(--g900);outline:none;transition:.15s}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--g900)}
.field textarea{resize:vertical;min-height:90px}
.field-hint{font-size:12px;color:var(--g500);margin-top:4px}
.field-error{font-size:12px;color:#B91C1C;margin-top:4px}

/* ---------- Avatar ---------- */
.avatar{border-radius:50%;object-fit:cover;background:var(--g200)}
.avatar-sm{width:36px;height:36px}
.avatar-md{width:48px;height:48px}
.avatar-lg{width:96px;height:96px;border:4px solid var(--w)}

/* ---------- Post ---------- */
.post{background:var(--w);border:1px solid var(--g200);border-radius:var(--rl);padding:16px;margin-bottom:14px}
.post-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.post-author{font-weight:700;font-size:14px}
.post-meta{font-size:12px;color:var(--g500)}
.post-content{font-size:15px;white-space:pre-wrap;word-wrap:break-word;margin-bottom:10px}
.post-image{border-radius:var(--r);overflow:hidden;margin-bottom:10px;border:1px solid var(--g200)}
.post-actions{display:flex;gap:4px;border-top:1px solid var(--g100);padding-top:8px}
.post-action{display:flex;align-items:center;gap:6px;padding:8px 12px;border-radius:var(--r);color:var(--g600);font-size:13px;font-weight:600;cursor:pointer;background:none;border:none}
.post-action:hover{background:var(--g100)}
.post-action.liked{color:var(--g900)}
.post-action svg{width:18px;height:18px}

/* ---------- Comentários ---------- */
.comment{display:flex;gap:10px;margin-bottom:12px}
.comment-bubble{background:var(--g100);border-radius:var(--r);padding:8px 12px;flex:1}
.comment-author{font-weight:700;font-size:13px}
.comment-text{font-size:14px}
.comment-meta{font-size:11px;color:var(--g500);margin-top:3px;display:flex;gap:12px}

/* ---------- Empty / loading / skeleton ---------- */
.empty-state{text-align:center;padding:48px 16px;color:var(--g500)}
.empty-state svg{width:48px;height:48px;margin:0 auto 12px;opacity:.4}
.skeleton{background:linear-gradient(90deg,var(--g100) 25%,var(--g200) 37%,var(--g100) 63%);background-size:400% 100%;
    animation:skeleton-loading 1.4s ease infinite;border-radius:var(--r)}
@keyframes skeleton-loading{0%{background-position:100% 50%}100%{background-position:0 50%}}
.spinner{width:20px;height:20px;border:2px solid var(--g200);border-top-color:var(--g900);border-radius:50%;animation:spin .6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- Toast ---------- */
#toast-container{position:fixed;bottom:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--g900);color:var(--w);padding:12px 16px;border-radius:var(--r);font-size:14px;box-shadow:var(--s2);
    display:flex;align-items:center;gap:10px;min-width:220px;animation:toast-in .2s ease}
.toast.error{background:#B91C1C}
.toast.success{background:var(--g900)}
@keyframes toast-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ---------- Modal ---------- */
.modal-overlay{position:fixed;inset:0;background:rgba(24,24,27,.5);display:none;align-items:center;justify-content:center;z-index:1000;padding:16px}
.modal-overlay.open{display:flex}
.modal-box{background:var(--w);border-radius:var(--rl);padding:20px;max-width:420px;width:100%;box-shadow:var(--s2)}
.modal-box h3{margin-bottom:10px}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:18px}

/* ---------- Tabs ---------- */
.tabs{display:flex;border-bottom:1px solid var(--g200);margin-bottom:16px;gap:4px;overflow-x:auto}
.tab{padding:12px 16px;font-weight:600;font-size:14px;color:var(--g500);border-bottom:2px solid transparent;cursor:pointer;white-space:nowrap}
.tab.active{color:var(--g900);border-color:var(--g900)}

/* ---------- Landing pública ---------- */
.hero{padding:76px 16px 44px;text-align:center;max-width:640px;margin:0 auto}
.hero h1{font-size:36px;line-height:1.15;margin-bottom:12px}
.hero p{font-size:16px;color:var(--g600);margin-bottom:20px}
.hero-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.section{padding:40px 16px;border-top:1px solid var(--g200)}
.section h2{font-size:24px;text-align:center;margin-bottom:24px}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;max-width:960px;margin:0 auto}
.feature-card{background:var(--w);border:1px solid var(--g200);border-radius:var(--rl);padding:22px}
.feature-card svg{width:28px;height:28px;margin-bottom:12px}
.feature-card h3{font-size:16px;margin-bottom:6px}
.feature-card p{font-size:13px;color:var(--g600)}
.public-footer{border-top:1px solid var(--g200);padding:18px 16px;text-align:center;color:var(--g500);font-size:12px;line-height:1.7}
.public-footer a{color:var(--g700);font-weight:600}
.public-footer .footer-links{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin:2px 0}
.public-footer .footer-brand{font-size:11px;color:var(--g400)}
.auth-wrap{max-width:400px;margin:100px auto 60px;padding:0 16px}
.auth-card{background:var(--w);border:1px solid var(--g200);border-radius:var(--rl);padding:28px;box-shadow:var(--s1)}
.auth-switch{text-align:center;font-size:14px;color:var(--g600);margin-top:16px}
.auth-switch a{font-weight:700;color:var(--g900)}

/* ---------- Chip / badge ---------- */
.chip{display:inline-flex;align-items:center;font-size:11px;font-weight:700;padding:3px 8px;border-radius:20px;background:var(--g100);color:var(--g700);font-family:var(--font-mono)}
.chip.role-admin{background:var(--g900);color:var(--w)}
.chip.role-mod{background:var(--g700);color:var(--w)}
.chip.status-blocked{background:#FEE2E2;color:#B91C1C}

/* ---------- Seletor de visibilidade (ícones, sem emoji/select nativo) ---------- */
.visibility-picker{display:inline-flex;border:1px solid var(--g300);border-radius:var(--r);overflow:hidden}
.visibility-opt{display:flex;align-items:center;gap:5px;padding:7px 10px;font-size:12px;font-weight:600;color:var(--g600);background:var(--w);border:none;border-right:1px solid var(--g200);cursor:pointer}
.visibility-opt:last-child{border-right:none}
.visibility-opt:hover{background:var(--g100)}
.visibility-opt.active{background:var(--g900);color:var(--w)}
.visibility-opt span{display:none}
@media(min-width:480px){.visibility-opt span{display:inline}}

/* ---------- Mobile ---------- */
.mobile-nav{display:none}
@media(max-width:900px){
    .sidebar{display:none}
    .main-content{margin-left:0;max-width:100%;padding-bottom:76px}
    .topbar-search{display:none}
    .mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:var(--w);border-top:1px solid var(--g200);
        justify-content:space-around;padding:8px 0;z-index:100}
    .mobile-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;color:var(--g500);font-size:10px;font-weight:600}
    .mobile-nav a.active{color:var(--g900)}
    .mobile-nav svg{width:22px;height:22px}
    .hero h1{font-size:28px}
    .hero{padding:88px 16px 40px}
}

/* ---------- Mensagens ---------- */
.msg-layout{display:flex;height:calc(100vh - 60px);border:1px solid var(--g200);border-radius:var(--rl);overflow:hidden;background:var(--w)}
.msg-list{width:300px;border-right:1px solid var(--g200);overflow-y:auto;flex-shrink:0}
.msg-list-item{display:flex;gap:10px;padding:12px 14px;border-bottom:1px solid var(--g100);cursor:pointer}
.msg-list-item:hover,.msg-list-item.active{background:var(--g50)}
.msg-thread{flex:1;display:flex;flex-direction:column}
.msg-thread-head{padding:14px;border-bottom:1px solid var(--g200);font-weight:700;display:flex;align-items:center;gap:10px}
.msg-thread-body{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:8px}
.msg-bubble{max-width:70%;padding:9px 13px;border-radius:14px;font-size:14px}
.msg-bubble.mine{align-self:flex-end;background:var(--g900);color:var(--w);border-bottom-right-radius:3px}
.msg-bubble.theirs{align-self:flex-start;background:var(--g100);color:var(--g900);border-bottom-left-radius:3px}
.msg-input-row{display:flex;gap:8px;padding:12px;border-top:1px solid var(--g200)}
.msg-input-row input{flex:1;border:1px solid var(--g300);border-radius:20px;padding:10px 16px;outline:none}
@media(max-width:900px){
    .msg-layout{height:calc(100vh - 130px);border:none;border-radius:0}
    .msg-list{width:100%;display:block}
    .msg-list.hide-mobile,.msg-thread.hide-mobile{display:none}
}

/* ---------- Admin ---------- */
.admin-layout{display:flex;padding-top:60px;min-height:100vh}
.admin-sidebar{width:220px;flex-shrink:0;position:fixed;top:60px;bottom:0;left:0;overflow-y:auto;background:var(--g900);padding:16px 10px}
.admin-sidebar a{display:block;padding:10px 12px;border-radius:var(--r);color:var(--g300);font-weight:600;font-size:14px;margin-bottom:2px}
.admin-sidebar a:hover{background:var(--g800);color:var(--w)}
.admin-sidebar a.active{background:var(--w);color:var(--g900)}
.admin-main{flex:1;margin-left:220px;padding:24px;max-width:1100px}
@media(max-width:900px){.admin-sidebar{display:none}.admin-main{margin-left:0;padding:16px}}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin-bottom:24px}
.stat-card{background:var(--w);border:1px solid var(--g200);border-radius:var(--rl);padding:16px}
.stat-card .num{font-family:var(--font-title);font-size:26px;font-weight:800}
.stat-card .lbl{font-size:12px;color:var(--g500);font-weight:600}
table.admin-table{width:100%;border-collapse:collapse;background:var(--w);border:1px solid var(--g200);border-radius:var(--rl);overflow:hidden}
table.admin-table th{background:var(--g50);text-align:left;padding:10px 12px;font-size:12px;color:var(--g600);border-bottom:1px solid var(--g200)}
table.admin-table td{padding:10px 12px;font-size:13px;border-bottom:1px solid var(--g100)}
table.admin-table tr:last-child td{border-bottom:none}
.table-wrap{overflow-x:auto}

.pagination{display:flex;gap:6px;justify-content:center;margin-top:16px}
.pagination a{padding:8px 12px;border:1px solid var(--g300);border-radius:var(--r);font-size:13px;font-weight:600}
.pagination a.active{background:var(--g900);color:var(--w);border-color:var(--g900)}