/* NeonChat — Rediseño Pro v3 */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

:root {
  --bg:       #06010f;
  --bg2:      #0d0420;
  --bg3:      #140630;
  --panel:    rgba(18,5,40,0.92);
  --border:   rgba(140,60,255,0.15);
  --border2:  rgba(140,60,255,0.35);
  --border3:  rgba(140,60,255,0.55);
  --text:     #e8d8ff;
  --muted:    #7a6aa0;
  --muted2:   #5a4a80;
  --neon:     #a020f0;
  --neon2:    #e040fb;
  --neon3:    #6600cc;
  --cyan:     #00e5ff;
  --cyan2:    #00b8d9;
  --ok:       #00e676;
  --ok2:      #00c853;
  --danger:   #ff1744;
  --gold:     #ffd600;
  --r:        14px;
  --nav-h:    72px;
  --header-h: 64px;
  --sidebar-w: 320px;
}

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }

html, body {
  height: 100%;
  font-family: 'Space Grotesk', sans-serif;
  color: var(--text);
  background: var(--bg);
  overflow: hidden;
}

/* ── Atmosphere background ── */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -2;
  background:
    radial-gradient(ellipse 140% 70% at 0% 0%,   #2d0060 0%, transparent 50%),
    radial-gradient(ellipse 100% 70% at 100% 0%,  #5a0090 0%, transparent 45%),
    radial-gradient(ellipse 80%  100% at 50% 120%, #1a0040 0%, transparent 55%),
    radial-gradient(ellipse 60%  40% at 80% 60%,  #000820 0%, transparent 60%),
    linear-gradient(180deg, #06010f, #09021a);
}

body::after {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(160,32,240,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(160,32,240,.03) 1px, transparent 1px);
  background-size: 48px 48px;
  animation: gridmove 25s linear infinite;
}
@keyframes gridmove { to { background-position: 48px 48px; } }

/* ══════════════════════════════════════
   AUTH PAGES
══════════════════════════════════════ */
.auth-wrap {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 20px;
}
.auth-card {
  width: 100%; max-width: 420px;
  background: linear-gradient(160deg, rgba(25,8,55,0.97), rgba(10,2,25,0.97));
  border: 1px solid var(--border2);
  border-radius: 28px;
  padding: 40px 32px;
  box-shadow:
    0 0 0 1px rgba(160,32,240,.12),
    0 0 80px rgba(160,32,240,.18),
    0 40px 80px rgba(0,0,0,.5),
    inset 0 0 100px rgba(100,0,200,.06);
  backdrop-filter: blur(20px);
  animation: floaty 6s ease-in-out infinite;
}
@keyframes floaty { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} }

.brand {
  font-family: 'Orbitron', monospace;
  font-weight: 900; font-size: 34px;
  letter-spacing: 4px; text-align: center;
  margin-bottom: 6px;
  background: linear-gradient(90deg, var(--neon), var(--neon2), var(--cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 24px rgba(160,32,240,.7));
  animation: hue 8s linear infinite;
}
@keyframes hue { from{filter:hue-rotate(0deg) drop-shadow(0 0 24px rgba(160,32,240,.7))} to{filter:hue-rotate(360deg) drop-shadow(0 0 24px rgba(224,64,251,.7))} }

.brand-sub {
  text-align: center; color: var(--muted);
  font-size: 10px; letter-spacing: 4px;
  text-transform: uppercase; margin-bottom: 32px;
  font-weight: 500;
}
.auth-card h2 { font-size: 18px; font-weight: 600; color: #fff; text-align: center; margin-bottom: 22px; }

.field { margin-bottom: 16px; }
.field label {
  display: block; font-size: 11px; color: var(--muted);
  letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 7px; font-weight: 600;
}
.field input, .field textarea {
  width: 100%; padding: 14px 16px;
  background: rgba(10,2,30,0.8);
  border: 1px solid var(--border2);
  border-radius: 14px;
  color: var(--text); font-size: 14px;
  font-family: 'Space Grotesk', sans-serif;
  outline: none; transition: .25s;
}
.field input:focus, .field textarea:focus {
  border-color: var(--neon);
  box-shadow: 0 0 0 3px rgba(160,32,240,.18), 0 0 24px rgba(160,32,240,.35);
  background: rgba(15,3,40,0.95);
}

.btn {
  width: 100%; padding: 15px;
  border: none; border-radius: 14px;
  cursor: pointer; font-weight: 700;
  font-family: 'Space Grotesk', sans-serif;
  letter-spacing: 2px; text-transform: uppercase; font-size: 13px;
  background: linear-gradient(90deg, var(--neon3), var(--neon), var(--neon2));
  background-size: 200% 100%;
  color: #fff;
  box-shadow: 0 0 28px rgba(160,32,240,.45), 0 4px 20px rgba(0,0,0,.3);
  transition: .3s;
  position: relative; overflow: hidden;
}
.btn::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.12), transparent);
  transform: translateX(-100%); transition: .6s;
}
.btn:hover::before { transform: translateX(100%); }
.btn:hover { background-position: 100% 0; box-shadow: 0 0 50px rgba(224,64,251,.65), 0 4px 24px rgba(0,0,0,.4); transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn.secondary { background: rgba(25,8,55,0.8); border: 1px solid var(--border2); box-shadow: none; }
.btn.secondary:hover { box-shadow: 0 0 24px rgba(160,32,240,.35); background: rgba(40,12,80,0.9); }
.btn.danger { background: linear-gradient(90deg, #880026, var(--danger), #ff4081); box-shadow: 0 0 24px rgba(255,23,68,.35); }
.btn.danger:hover { box-shadow: 0 0 40px rgba(255,23,68,.6); }

.alt-link { text-align: center; margin-top: 20px; font-size: 13px; color: var(--muted); }
.alt-link a { color: var(--neon2); text-decoration: none; font-weight: 600; }
.alt-link a:hover { text-decoration: underline; }

.error {
  background: rgba(60,0,20,0.85); border: 1px solid rgba(255,23,68,.5);
  color: #ffb3c8; padding: 13px 16px; border-radius: 12px;
  margin-bottom: 16px; font-size: 13px; display: none;
}
.error.show { display: block; animation: shake .4s; }
@keyframes shake { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-6px)} 75%{transform:translateX(6px)} }

/* ══════════════════════════════════════
   APP LAYOUT
══════════════════════════════════════ */
.app {
  display: grid;
  grid-template-columns: 80px var(--sidebar-w) 1fr;
  grid-template-rows: 100vh;
  height: 100vh;
}

/* ── Rail lateral ── */
.rail {
  background: linear-gradient(180deg, rgba(8,2,20,0.98), rgba(12,3,28,0.98));
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  align-items: center; padding: 18px 0; gap: 6px;
  backdrop-filter: blur(20px);
}

.rail .logo {
  font-family: 'Orbitron', monospace;
  font-weight: 900; font-size: 15px;
  width: 48px; height: 48px;
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--neon3), var(--neon2));
  color: #fff;
  box-shadow: 0 0 30px rgba(160,32,240,.55), inset 0 1px 0 rgba(255,255,255,.25);
  margin-bottom: 12px;
  animation: logopulse 3s ease-in-out infinite alternate;
  cursor: pointer;
}
@keyframes logopulse {
  from { box-shadow: 0 0 20px rgba(160,32,240,.45), inset 0 1px 0 rgba(255,255,255,.2); }
  to   { box-shadow: 0 0 45px rgba(224,64,251,.75), inset 0 1px 0 rgba(255,255,255,.3); }
}

.rail .tab {
  width: 48px; height: 48px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--muted2); font-size: 22px;
  border: 1px solid transparent;
  transition: .25s;
  position: relative;
}
.rail .tab svg { width: 22px; height: 22px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.rail .tab:hover { color: var(--text); background: rgba(160,32,240,.12); border-color: var(--border2); transform: scale(1.05); }
.rail .tab.active {
  color: #fff;
  background: linear-gradient(135deg, rgba(102,0,204,.5), rgba(160,32,240,.35));
  border-color: rgba(160,32,240,.5);
  box-shadow: 0 0 20px rgba(160,32,240,.35), inset 0 0 18px rgba(160,32,240,.1);
}
.rail .tab.active svg { filter: drop-shadow(0 0 6px rgba(224,64,251,.8)); }
.rail .spacer { flex: 1; }

/* Tooltip */
.rail .tab::after {
  content: attr(title);
  position: absolute; left: 60px;
  background: rgba(20,6,40,0.95); color: #fff;
  font-size: 11px; font-family: 'Space Grotesk', sans-serif;
  padding: 5px 10px; border-radius: 8px;
  border: 1px solid var(--border2);
  white-space: nowrap; pointer-events: none;
  opacity: 0; transform: translateX(-6px);
  transition: .2s; z-index: 999;
}
.rail .tab:hover::after { opacity: 1; transform: translateX(0); }

/* ── Sidebar ── */
.sidebar {
  background: linear-gradient(180deg, rgba(10,3,22,0.98), rgba(14,4,30,0.98));
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column; overflow: hidden;
  backdrop-filter: blur(12px);
}

.sidebar-header {
  padding: 18px 16px 14px;
  border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  background: linear-gradient(180deg, rgba(160,32,240,.06), transparent);
}
.sidebar-header h3 {
  font-family: 'Orbitron', monospace;
  font-size: 12px; font-weight: 700;
  color: #fff; letter-spacing: 3px; text-transform: uppercase;
  text-shadow: 0 0 16px rgba(160,32,240,.6);
}

.icon-btn {
  background: rgba(30,10,60,.7);
  border: 1px solid var(--border2);
  color: var(--text);
  width: 36px; height: 36px;
  border-radius: 10px;
  cursor: pointer; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  transition: .2s;
  font-family: 'Space Grotesk', sans-serif;
}
.icon-btn:hover {
  box-shadow: 0 0 18px rgba(160,32,240,.45);
  color: #fff; border-color: rgba(160,32,240,.65);
  background: rgba(60,20,100,.6); transform: scale(1.08);
}
.icon-btn.danger { border-color: rgba(255,23,68,.35); color: var(--danger); }
.icon-btn.danger:hover { box-shadow: 0 0 18px rgba(255,23,68,.4); background: rgba(80,5,20,.6); }

/* Add button special */
#addBtn {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--neon3), var(--neon2));
  border: none;
  box-shadow: 0 0 18px rgba(160,32,240,.4);
  font-size: 20px; color: #fff; font-weight: 300;
  transition: .25s;
}
#addBtn:hover { box-shadow: 0 0 32px rgba(224,64,251,.7); transform: scale(1.1) rotate(90deg); }

.search { padding: 12px 14px; border-bottom: 1px solid var(--border); }
.search-wrap {
  position: relative; display: flex; align-items: center;
}
.search-wrap .search-icon {
  position: absolute; left: 12px; color: var(--muted2);
  width: 15px; height: 15px; pointer-events: none;
}
.search input {
  width: 100%; padding: 10px 14px 10px 36px;
  background: rgba(10,2,28,.7);
  border: 1px solid var(--border2);
  border-radius: 22px;
  color: var(--text); font-size: 13px;
  font-family: 'Space Grotesk', sans-serif;
  outline: none; transition: .25s;
}
.search input:focus { border-color: var(--neon); box-shadow: 0 0 16px rgba(160,32,240,.3); background: rgba(15,3,40,.9); }
.search input::placeholder { color: var(--muted2); }

.list { flex: 1; overflow-y: auto; padding: 8px 8px; }
.list::-webkit-scrollbar { width: 3px; }
.list::-webkit-scrollbar-thumb { background: var(--neon3); border-radius: 4px; }
.list::-webkit-scrollbar-track { background: transparent; }

/* ── List items ── */
.item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px;
  border-radius: 14px;
  cursor: pointer;
  transition: .2s;
  border: 1px solid transparent;
  margin-bottom: 3px;
  position: relative; overflow: hidden;
}
.item::before {
  content: '';
  position: absolute; inset: 0; border-radius: 14px;
  background: linear-gradient(90deg, transparent, rgba(160,32,240,.04));
  opacity: 0; transition: .2s;
}
.item:hover { background: rgba(30,8,60,.65); border-color: var(--border); transform: translateX(2px); }
.item:hover::before { opacity: 1; }
.item.active {
  background: linear-gradient(90deg, rgba(60,15,110,.85), rgba(30,5,70,.85));
  border-color: rgba(160,32,240,.45);
  box-shadow: 0 0 18px rgba(160,32,240,.18) inset, 0 2px 12px rgba(0,0,0,.3);
}
.item.active::after {
  content: '';
  position: absolute; left: 0; top: 20%; bottom: 20%;
  width: 3px; border-radius: 0 2px 2px 0;
  background: linear-gradient(180deg, var(--neon), var(--neon2));
  box-shadow: 0 0 10px rgba(160,32,240,.8);
}

/* ── Avatar ── */
.avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--neon3), var(--neon2));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: #fff; flex-shrink: 0;
  box-shadow: 0 0 14px rgba(160,32,240,.35);
  position: relative; font-size: 15px;
  text-transform: uppercase;
  font-family: 'Space Grotesk', sans-serif;
  border: 2px solid rgba(160,32,240,.3);
  transition: .2s;
}
.item:hover .avatar { box-shadow: 0 0 22px rgba(160,32,240,.55); border-color: rgba(160,32,240,.55); }
.avatar.online::after {
  content: "";
  position: absolute; bottom: 0px; right: 0px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--ok);
  border: 2px solid #06010f;
  box-shadow: 0 0 10px var(--ok);
  animation: onlinepulse 2s ease-in-out infinite;
}
@keyframes onlinepulse {
  0%,100% { box-shadow: 0 0 6px var(--ok); }
  50%      { box-shadow: 0 0 16px var(--ok), 0 0 24px rgba(0,230,118,.4); }
}

/* Avatar XL para perfil */
.avatar-xl {
  width: 80px; height: 80px; font-size: 30px;
  border: 3px solid rgba(160,32,240,.5);
  box-shadow: 0 0 30px rgba(160,32,240,.45), inset 0 0 20px rgba(100,0,200,.15);
  animation: logopulse 3s ease-in-out infinite alternate;
}

.item-body { flex: 1; min-width: 0; }
.item-title { color: #fff; font-weight: 600; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; letter-spacing: .2px; }
.item-sub { color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }

.badge {
  background: linear-gradient(90deg, var(--neon3), var(--neon));
  color: #fff; font-size: 10px; padding: 3px 8px;
  border-radius: 10px; font-weight: 700;
  box-shadow: 0 0 10px rgba(160,32,240,.5);
  flex-shrink: 0; letter-spacing: .5px;
}
.role-pill {
  font-size: 10px; padding: 3px 8px; border-radius: 7px;
  background: rgba(40,10,80,.85); color: var(--neon2);
  text-transform: uppercase; letter-spacing: 1.5px; font-weight: 700;
  border: 1px solid rgba(160,32,240,.3); flex-shrink: 0;
}
.role-pill.owner {
  background: linear-gradient(90deg, rgba(160,32,240,.4), rgba(224,64,251,.3));
  color: #fff; border-color: rgba(224,64,251,.5);
  box-shadow: 0 0 10px rgba(224,64,251,.25);
}
.role-pill.admin { background: rgba(0,229,255,.12); color: var(--cyan); border-color: rgba(0,229,255,.35); }

/* ══════════════════════════════════════
   CHAT AREA
══════════════════════════════════════ */
.chat {
  display: flex; flex-direction: column;
  background:
    radial-gradient(circle at 15% 25%, rgba(40,5,90,.4), transparent 55%),
    radial-gradient(circle at 85% 80%, rgba(10,2,40,.6), transparent 50%),
    var(--bg);
  position: relative; overflow: hidden;
}

.chat-header {
  height: var(--header-h);
  padding: 0 18px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 13px;
  background: rgba(8,2,22,.8);
  backdrop-filter: blur(16px);
  flex-shrink: 0; z-index: 2;
  box-shadow: 0 2px 20px rgba(0,0,0,.3);
}
.chat-header .back-btn {
  display: none;
  width: 38px; height: 38px; border-radius: 11px;
  border: 1px solid var(--border2);
  background: rgba(30,10,60,.6);
  color: var(--text); font-size: 20px; cursor: pointer;
  align-items: center; justify-content: center;
  transition: .2s; flex-shrink: 0;
}
.chat-header .back-btn:hover { color: #fff; border-color: var(--neon); box-shadow: 0 0 12px rgba(160,32,240,.3); }
.chat-header .title { flex: 1; min-width: 0; }
.chat-header .title h3 { color: #fff; font-size: 15px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; letter-spacing: .3px; }
.chat-header .title .sub { color: var(--cyan); font-size: 11px; letter-spacing: .5px; font-weight: 500; }

.empty-state {
  flex: 1;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  color: var(--muted); text-align: center; padding: 40px; gap: 18px;
}
.empty-state .big {
  font-family: 'Orbitron', monospace;
  font-size: 38px; font-weight: 900; letter-spacing: 4px;
  background: linear-gradient(90deg, var(--neon), var(--neon2), var(--cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: pulse 3s ease-in-out infinite;
  filter: drop-shadow(0 0 30px rgba(160,32,240,.5));
}
@keyframes pulse { 0%,100%{transform:scale(1);opacity:.8} 50%{transform:scale(1.04);opacity:1} }
.empty-state .sub-text { font-size: 14px; color: var(--muted); max-width: 260px; line-height: 1.7; }

.messages {
  flex: 1; overflow-y: auto;
  padding: 18px 16px;
  display: flex; flex-direction: column; gap: 5px;
  scroll-behavior: smooth;
}
.messages::-webkit-scrollbar { width: 4px; }
.messages::-webkit-scrollbar-track { background: transparent; }
.messages::-webkit-scrollbar-thumb { background: var(--neon3); border-radius: 4px; }

.msg {
  max-width: 72%;
  padding: 11px 15px;
  border-radius: 18px;
  position: relative;
  animation: popin .2s ease-out;
  word-wrap: break-word;
  line-height: 1.55;
  font-size: 14px;
}
@keyframes popin { from{opacity:0;transform:translateY(8px) scale(.96)} to{opacity:1;transform:none} }

.msg.in {
  align-self: flex-start;
  background: rgba(28,8,60,.9);
  border: 1px solid var(--border2);
  border-bottom-left-radius: 5px;
}
.msg.out {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--neon3), var(--neon));
  color: #fff;
  border-bottom-right-radius: 5px;
  box-shadow: 0 0 20px rgba(160,32,240,.35), inset 0 1px 0 rgba(255,255,255,.12);
}
.msg .meta { font-size: 10px; opacity: .55; margin-top: 5px; text-align: right; }
.msg .sender { font-size: 11px; color: var(--cyan); font-weight: 700; margin-bottom: 4px; letter-spacing: .5px; }

.typing {
  font-size: 12px; color: var(--cyan);
  padding: 4px 18px 8px;
  min-height: 22px; font-style: italic; letter-spacing: .5px;
}

.composer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex; gap: 10px; align-items: center;
  background: rgba(8,2,22,.85);
  backdrop-filter: blur(14px);
  flex-shrink: 0;
}
.composer input {
  flex: 1; padding: 13px 20px;
  background: rgba(20,5,45,.85);
  border: 1px solid var(--border2);
  border-radius: 26px;
  color: var(--text); font-size: 14px;
  font-family: 'Space Grotesk', sans-serif;
  outline: none; transition: .25s;
}
.composer input:focus {
  border-color: var(--neon);
  box-shadow: 0 0 18px rgba(160,32,240,.35);
  background: rgba(25,6,55,.95);
}
.composer input::placeholder { color: var(--muted2); }

.send-btn {
  width: 48px; height: 48px; flex-shrink: 0;
  border-radius: 50%; border: none; cursor: pointer;
  font-size: 17px; color: #fff;
  background: linear-gradient(135deg, var(--neon3), var(--neon2));
  box-shadow: 0 0 22px rgba(160,32,240,.55);
  transition: .25s;
  display: flex; align-items: center; justify-content: center;
}
.send-btn:hover { transform: scale(1.12) rotate(-12deg); box-shadow: 0 0 36px rgba(224,64,251,.8); }
.send-btn:active { transform: scale(.94); }

/* ══════════════════════════════════════
   MODALS
══════════════════════════════════════ */
.modal-bg {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.78);
  backdrop-filter: blur(10px);
  display: none; align-items: center; justify-content: center;
  z-index: 200;
}
.modal-bg.show { display: flex; animation: fadein .2s ease; }
@keyframes fadein { from{opacity:0;transform:scale(.97)} to{opacity:1;transform:scale(1)} }

.modal {
  background: linear-gradient(160deg, #180840, #0a0220);
  border: 1px solid rgba(160,32,240,.45);
  border-radius: 24px;
  padding: 26px;
  width: 92%; max-width: 480px;
  box-shadow: 0 0 70px rgba(160,32,240,.35), 0 0 0 1px rgba(160,32,240,.12), inset 0 0 50px rgba(100,0,200,.04), 0 40px 80px rgba(0,0,0,.6);
  max-height: 88vh; overflow-y: auto;
}
.modal::-webkit-scrollbar { width: 3px; }
.modal::-webkit-scrollbar-thumb { background: var(--neon3); border-radius: 4px; }

.modal h3 {
  font-family: 'Orbitron', monospace;
  font-size: 14px; font-weight: 700; letter-spacing: 1.5px;
  margin-bottom: 20px;
  background: linear-gradient(90deg, var(--neon), var(--neon2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.modal .row {
  display: flex; gap: 8px; align-items: center;
  justify-content: space-between;
  padding: 11px 0;
  border-bottom: 1px solid rgba(60,20,100,.45);
}
.close-x {
  float: right; cursor: pointer;
  color: var(--muted); font-size: 22px; line-height: 1;
  transition: .15s; width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 8px; border: 1px solid var(--border);
  background: rgba(30,10,60,.5);
}
.close-x:hover { color: #fff; border-color: var(--border2); background: rgba(60,20,100,.6); }

.qr-box { text-align: center; padding: 16px; background: #fff; border-radius: 16px; margin: 14px 0; }
.qr-box img { max-width: 200px; }

.tab-row { display: flex; gap: 6px; margin-bottom: 18px; }
.tab-row button {
  flex: 1;
  background: rgba(25,8,55,.8);
  border: 1px solid var(--border2);
  color: var(--muted);
  padding: 10px;
  border-radius: 12px;
  cursor: pointer; font-size: 12px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600; letter-spacing: .5px;
  transition: .2s;
}
.tab-row button.active {
  background: linear-gradient(90deg, var(--neon3), var(--neon));
  color: #fff; border-color: transparent;
  box-shadow: 0 0 18px rgba(160,32,240,.4);
}

/* ── Profile modal ── */
.profile-head {
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
  padding: 16px 0 22px;
  position: relative;
}
.profile-head::before {
  content: '';
  position: absolute; top: 0; left: -26px; right: -26px; height: 80px;
  background: linear-gradient(180deg, rgba(160,32,240,.08), transparent);
  pointer-events: none;
}
.profile-head .avatar { width: 80px; height: 80px; font-size: 30px; }

/* Profile name */
.profile-name {
  color: #fff; font-weight: 700; font-size: 18px; letter-spacing: .3px;
  margin-top: 4px;
}
.profile-user {
  color: var(--muted); font-size: 13px; letter-spacing: .3px;
}
/* Online badge */
.status-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: 20px;
  font-size: 11px; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase;
}
.status-badge.online { background: rgba(0,230,118,.12); color: var(--ok); border: 1px solid rgba(0,230,118,.3); }
.status-badge.online::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); animation: onlinepulse 2s ease-in-out infinite; }
.status-badge.offline { background: rgba(122,106,160,.1); color: var(--muted); border: 1px solid rgba(122,106,160,.2); }

/* Profile stats */
.profile-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--border);
  border-radius: 14px; overflow: hidden;
  margin: 16px 0;
  border: 1px solid var(--border);
}
.stat-box {
  background: rgba(18,5,40,.9);
  padding: 12px 8px; text-align: center;
  transition: .2s;
}
.stat-box:hover { background: rgba(30,8,60,.9); }
.stat-num { color: var(--neon2); font-size: 20px; font-weight: 700; font-family: 'Orbitron', monospace; }
.stat-label { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: 1.5px; margin-top: 3px; }

/* Section labels */
.list-section {
  padding: 10px 12px 5px;
  color: var(--neon2);
  font-size: 10px; letter-spacing: 2.5px;
  text-transform: uppercase; font-weight: 700;
  display: flex; align-items: center; gap: 8px;
}
.list-section::after {
  content: ''; flex: 1; height: 1px;
  background: linear-gradient(90deg, rgba(224,64,251,.3), transparent);
}

/* ══════════════════════════════════════
   BOTTOM NAV — Mobile
══════════════════════════════════════ */
.bottom-nav {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(6,1,15,.97);
  backdrop-filter: blur(24px);
  border-top: 1px solid var(--border);
  z-index: 100;
  padding: 0 8px;
  padding-bottom: env(safe-area-inset-bottom, 0);
  box-shadow: 0 -4px 30px rgba(0,0,0,.5);
}
.bottom-nav::before {
  content: '';
  position: absolute; top: 0; left: 10%; right: 10%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(160,32,240,.4), rgba(0,229,255,.3), rgba(160,32,240,.4), transparent);
}
.bottom-nav-inner {
  display: flex; align-items: center; justify-content: space-around;
  height: 100%;
}
.nav-item {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  cursor: pointer; padding: 6px 14px; border-radius: 16px;
  color: var(--muted2); font-size: 9px;
  letter-spacing: 1px; text-transform: uppercase; font-weight: 700;
  transition: .25s; border: 1px solid transparent;
  min-width: 60px; position: relative;
}
.nav-item .nav-icon {
  width: 24px; height: 24px;
  display: flex; align-items: center; justify-content: center;
}
.nav-item .nav-icon svg {
  width: 22px; height: 22px;
  stroke: currentColor; fill: none;
  stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
  transition: .25s;
}
.nav-item:hover { color: var(--text); }
.nav-item.active {
  color: var(--neon2);
}
.nav-item.active .nav-icon svg {
  filter: drop-shadow(0 0 6px rgba(224,64,251,.9));
  stroke: var(--neon2);
}
.nav-item.active::after {
  content: '';
  position: absolute; bottom: -1px; left: 50%; transform: translateX(-50%);
  width: 24px; height: 3px; border-radius: 3px 3px 0 0;
  background: linear-gradient(90deg, var(--neon), var(--neon2));
  box-shadow: 0 0 10px rgba(224,64,251,.8);
}

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */
@media (max-width: 1000px) {
  .app { grid-template-columns: 72px 280px 1fr; }
}
@media (max-width: 800px) {
  .app { grid-template-columns: 68px 240px 1fr; }
  :root { --sidebar-w: 240px; }
}

@media (max-width: 700px) {
  .app {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr;
    padding-bottom: var(--nav-h);
  }
  .rail { display: none; }
  .bottom-nav { display: flex; }

  .sidebar {
    position: fixed; inset: 0; bottom: var(--nav-h);
    z-index: 50; width: 100%;
    display: none;
  }
  .sidebar.visible { display: flex; }

  .chat {
    position: fixed; inset: 0; bottom: var(--nav-h);
    z-index: 50; display: none;
  }
  .chat.visible { display: flex; }

  .app-home {
    position: fixed; inset: 0; bottom: var(--nav-h);
    z-index: 40;
    display: flex; align-items: center; justify-content: center;
    flex-direction: column; gap: 14px;
    text-align: center; padding: 30px;
  }
  .app-home.hidden { display: none; }

  .chat-header .back-btn { display: flex; }
  .msg { max-width: 86%; }
  .modal { width: 96%; padding: 20px; }
  .avatar-xl { width: 72px; height: 72px; font-size: 26px; }
}