/* ============================================================
   ARENA — Global Design System
   Mnemonic Solutions
   ============================================================ */

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

:root {
  --black:    #080808;
  --surface:  #0f0f0f;
  --panel:    #151515;
  --panel2:   #1c1c1c;
  --border:   rgba(255,255,255,0.07);
  --border2:  rgba(255,255,255,0.12);
  --red:      #e5272a;
  --red-dim:  rgba(229,39,42,0.12);
  --red-glow: rgba(229,39,42,0.25);
  --white:    #f0ede8;
  --muted:    rgba(240,237,232,0.42);
  --muted2:   rgba(240,237,232,0.2);
  --green:    #4ecdc4;
  --yellow:   #f7c65b;
  --blue:     #4a90d9;
  --mono:     'DM Mono', monospace;
  --display:  'Bebas Neue', sans-serif;
  --body:     'Syne', sans-serif;
  --radius:   0px;
  --trans:    0.22s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--body);
  overflow-x: hidden;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--red); }

/* ── TYPOGRAPHY ── */
h1,h2,h3,h4 { font-family: var(--display); letter-spacing: 1px; line-height: 1; }
.mono { font-family: var(--mono); }
.label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--red);
}
.muted { color: var(--muted); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 12px 28px;
  border: none;
  cursor: pointer;
  transition: var(--trans);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}
.btn-primary { background: var(--red); color: var(--white); }
.btn-primary:hover { background: #c41e21; transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--muted); border: 1px solid var(--border2); }
.btn-ghost:hover { color: var(--white); border-color: rgba(255,255,255,0.3); }
.btn-danger { background: transparent; color: var(--red); border: 1px solid rgba(229,39,42,0.3); }
.btn-danger:hover { background: var(--red-dim); }
.btn-sm { padding: 8px 16px; font-size: 10px; }
.btn-icon {
  width: 34px; height: 34px; padding: 0;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 15px;
}
.btn-icon:hover { background: var(--red); border-color: var(--red); color: var(--white); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; pointer-events: none; }

/* ── FORMS ── */
.field { margin-bottom: 18px; }
.field-label {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}
.field-input, .field-select, .field-textarea {
  width: 100%;
  background: var(--black);
  border: 1px solid var(--border2);
  padding: 11px 14px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--white);
  outline: none;
  transition: border-color var(--trans);
  appearance: none;
}
.field-input:focus, .field-select:focus, .field-textarea:focus {
  border-color: rgba(229,39,42,0.5);
}
.field-input::placeholder, .field-textarea::placeholder { color: var(--muted2); }
.field-textarea { resize: vertical; min-height: 80px; }
.field-select { cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='rgba(240,237,232,0.3)'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }

/* ── CARDS ── */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  transition: border-color var(--trans);
}
.card:hover { border-color: var(--border2); }
.card-red:hover { border-color: rgba(229,39,42,0.4); }

/* ── NAV (APP SHELL) ── */
.app-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 56px;
  display: flex; align-items: center;
  background: rgba(8,8,8,0.95);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px);
  padding: 0 24px;
  gap: 0;
}
.app-nav-logo {
  font-family: var(--display);
  font-size: 22px;
  letter-spacing: 5px;
  color: var(--white);
  text-decoration: none;
  flex-shrink: 0;
}
.app-nav-logo span { color: var(--red); }
.app-nav-divider { width: 1px; height: 24px; background: var(--border2); margin: 0 20px; flex-shrink: 0; }
.app-nav-links { display: flex; gap: 2px; flex: 1; }
.app-nav-link {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  padding: 8px 14px;
  border: 1px solid transparent;
  transition: var(--trans);
  cursor: pointer;
  background: none;
}
.app-nav-link:hover, .app-nav-link.active {
  color: var(--white);
  border-color: var(--border);
  background: rgba(255,255,255,0.03);
}
.app-nav-link.active { color: var(--red); border-color: rgba(229,39,42,0.25); background: var(--red-dim); }
.app-nav-right { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.nav-avatar {
  width: 30px; height: 30px;
  background: var(--red-dim);
  border: 1px solid rgba(229,39,42,0.3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 11px; color: var(--red);
  cursor: pointer;
}

/* ── APP SHELL ── */
.app-shell {
  display: flex;
  min-height: 100vh;
  padding-top: 56px;
}
.app-main {
  flex: 1;
  min-width: 0;
  padding: 32px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

/* ── VIEWS ── */
.view { display: none; }
.view.active { display: block; }

/* ── PAGE HEADER ── */
.page-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 36px;
  flex-wrap: wrap; gap: 16px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.page-header-left .label { margin-bottom: 8px; }
.page-header h1 { font-size: clamp(36px, 5vw, 56px); }

/* ── STAT CHIPS ── */
.stat-row { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 32px; }
.stat-chip {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 16px 22px;
  flex: 1; min-width: 120px;
}
.stat-chip .val { font-family: var(--display); font-size: 32px; color: var(--white); }
.stat-chip .key { font-family: var(--mono); font-size: 9px; letter-spacing: 3px; text-transform: uppercase; color: var(--muted); margin-top: 4px; }

/* ── GRID ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }

/* ── CHARACTER CARD ── */
.char-card {
  background: var(--panel);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--trans), transform var(--trans);
}
.char-card:hover { border-color: rgba(229,39,42,0.45); transform: translateY(-4px); }
.char-portrait {
  aspect-ratio: 2/3;
  background: var(--panel2);
  position: relative;
  overflow: hidden;
}
.char-portrait-inner {
  width: 100%; height: 100%;
  background: var(--g, linear-gradient(160deg, #120008 0%, #2a0010 100%));
  position: relative;
}
.char-portrait-inner::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--overlay, radial-gradient(circle at 40% 30%, rgba(229,39,42,0.3) 0%, transparent 60%));
}
.char-portrait-label {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 32px 14px 14px;
  background: linear-gradient(to top, rgba(8,8,8,0.9) 0%, transparent 100%);
  font-family: var(--display); font-size: 22px; letter-spacing: 2px;
}
.char-body { padding: 14px 16px; border-top: 1px solid var(--border); }
.char-tag { font-family: var(--mono); font-size: 9px; letter-spacing: 2px; text-transform: uppercase; color: var(--red); margin-bottom: 10px; }
.char-stats { display: flex; gap: 16px; }
.char-stat .v { font-family: var(--display); font-size: 20px; }
.char-stat .k { font-family: var(--mono); font-size: 8px; letter-spacing: 2px; color: var(--muted); }
.char-badge {
  position: absolute; top: 10px; left: 10px;
  font-family: var(--mono); font-size: 8px; letter-spacing: 2px; text-transform: uppercase;
  padding: 3px 8px; background: var(--red); color: var(--white);
}
.char-actions {
  position: absolute; top: 10px; right: 10px;
  display: flex; gap: 6px;
  opacity: 0; transition: opacity var(--trans);
}
.char-card:hover .char-actions { opacity: 1; }

/* ── TIER BADGE ── */
.tier { display: inline-block; font-family: var(--mono); font-size: 9px; letter-spacing: 2px; padding: 3px 8px; border: 1px solid; }
.tier-1 { color: #ffd700; border-color: rgba(255,215,0,0.3); background: rgba(255,215,0,0.08); }
.tier-2 { color: #c0c0c0; border-color: rgba(192,192,192,0.3); background: rgba(192,192,192,0.06); }
.tier-3 { color: var(--red); border-color: rgba(229,39,42,0.3); background: var(--red-dim); }
.tier-4 { color: var(--muted); border-color: var(--border); background: transparent; }
.tier-5 { color: var(--muted2); border-color: var(--border); background: transparent; }

/* ── VIDEO / POST CARD ── */
.post-card {
  background: var(--panel);
  border: 1px solid var(--border);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--trans), transform var(--trans);
}
.post-card:hover { border-color: rgba(229,39,42,0.35); transform: translateY(-3px); }
.post-thumb {
  aspect-ratio: 16/9;
  background: var(--panel2);
  position: relative;
  overflow: hidden;
}
.post-thumb-inner { width: 100%; height: 100%; background: var(--g2, linear-gradient(135deg,#100010,#200020)); }
.post-play {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity var(--trans);
  background: rgba(8,8,8,0.5);
}
.post-card:hover .post-play { opacity: 1; }
.post-play-icon { width: 44px; height: 44px; background: var(--red); display: flex; align-items: center; justify-content: center; font-size: 16px; color: var(--white); }
.post-body { padding: 14px 16px; }
.post-title { font-family: var(--display); font-size: 18px; letter-spacing: 2px; margin-bottom: 6px; }
.post-meta { font-family: var(--mono); font-size: 10px; color: var(--muted); display: flex; gap: 14px; }
.post-meta span { display: flex; align-items: center; gap: 4px; }

/* ── DRAFT / LIST ROWS ── */
.draft-row {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 20px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border);
  margin-bottom: 8px;
  transition: border-color var(--trans);
  cursor: pointer;
}
.draft-row:hover { border-color: rgba(229,39,42,0.3); border-left-color: var(--red); }
.draft-row-title { font-family: var(--display); font-size: 18px; letter-spacing: 1px; flex: 1; }
.draft-row-meta { font-family: var(--mono); font-size: 10px; color: var(--muted); }
.draft-row-status {
  font-family: var(--mono); font-size: 9px; letter-spacing: 2px; text-transform: uppercase;
  padding: 4px 10px; border: 1px solid;
}
.status-draft { color: var(--yellow); border-color: rgba(247,198,91,0.3); background: rgba(247,198,91,0.08); }
.status-published { color: var(--green); border-color: rgba(78,205,196,0.3); background: rgba(78,205,196,0.08); }
.status-private { color: var(--muted); border-color: var(--border); }

/* ── MODULE CODE BLOCK ── */
.module-block {
  background: var(--black);
  border: 1px solid var(--border2);
  border-left: 3px solid var(--red);
  padding: 16px;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.9;
  color: rgba(229,39,42,0.85);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 220px;
  overflow-y: auto;
}

/* ── MODAL ── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(8,8,8,0.88);
  backdrop-filter: blur(16px);
  z-index: 500;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none;
  transition: opacity var(--trans);
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--panel);
  border: 1px solid var(--border2);
  width: min(640px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(24px);
  transition: transform var(--trans);
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header {
  padding: 24px 28px 18px;
  border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  position: sticky; top: 0; background: var(--panel); z-index: 1;
}
.modal-title { font-family: var(--display); font-size: 26px; letter-spacing: 3px; }
.modal-body { padding: 24px 28px; }
.modal-footer {
  padding: 18px 28px 24px;
  border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: 12px;
}

/* ── TOAST ── */
.toast-container { position: fixed; bottom: 28px; right: 28px; z-index: 1000; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: var(--panel);
  border: 1px solid var(--border2);
  border-left: 3px solid var(--red);
  padding: 14px 20px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--white);
  max-width: 320px;
  transform: translateX(120%);
  transition: transform 0.35s cubic-bezier(0.22,1,0.36,1);
  backdrop-filter: blur(12px);
}
.toast.show { transform: translateX(0); }
.toast .t-title { color: var(--red); font-size: 9px; letter-spacing: 3px; text-transform: uppercase; margin-bottom: 4px; }
.toast.success { border-left-color: var(--green); }
.toast.success .t-title { color: var(--green); }
.toast.warn { border-left-color: var(--yellow); }
.toast.warn .t-title { color: var(--yellow); }

/* ── PRODUCTION DASHBOARD ── */
.model-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border: 1px solid var(--border);
  margin-bottom: 32px;
}
.model-chip {
  padding: 20px 18px;
  border-right: 1px solid var(--border);
  cursor: pointer;
  transition: background var(--trans);
}
.model-chip:last-child { border-right: none; }
.model-chip:hover { background: rgba(255,255,255,0.02); }
.model-chip.selected { background: var(--red-dim); border-bottom: 2px solid var(--red); }
.model-chip-name { font-family: var(--display); font-size: 16px; letter-spacing: 2px; }
.model-chip-status { font-family: var(--mono); font-size: 9px; letter-spacing: 2px; margin-top: 6px; display: flex; align-items: center; gap: 6px; }
.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; animation: pulse 2s infinite; display: inline-block; }
.online { color: var(--green); }
.beta { color: var(--yellow); }
.queued { color: var(--muted); }

/* ── BATTLE ── */
.battle-card {
  background: var(--panel);
  border: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0;
  overflow: hidden;
  margin-bottom: 12px;
}
.battle-side { padding: 20px; }
.battle-side.right { text-align: right; }
.battle-vs {
  padding: 20px 16px;
  font-family: var(--display);
  font-size: 28px;
  color: var(--red);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  text-align: center;
  background: var(--red-dim);
}
.battle-name { font-family: var(--display); font-size: 20px; letter-spacing: 2px; }
.battle-meta { font-family: var(--mono); font-size: 10px; color: var(--muted); margin-top: 4px; }
.battle-winner { border-color: rgba(229,39,42,0.5); }

/* ── PROFILE ── */
.profile-banner {
  height: 180px;
  background: linear-gradient(135deg, #100008 0%, #200010 60%, #080808 100%);
  position: relative;
  border-bottom: 1px solid var(--border);
  margin: -32px -32px 0;
}
.profile-banner::after {
  content: '';
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(90deg, transparent, transparent 60px, rgba(229,39,42,0.03) 60px, rgba(229,39,42,0.03) 61px),
    repeating-linear-gradient(0deg, transparent, transparent 60px, rgba(229,39,42,0.03) 60px, rgba(229,39,42,0.03) 61px);
}
.profile-header { padding: 0 32px; display: flex; align-items: flex-end; gap: 24px; margin-top: -40px; margin-bottom: 32px; position: relative; z-index: 1; }
.profile-avatar {
  width: 80px; height: 80px;
  background: var(--red-dim);
  border: 3px solid var(--black);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--display); font-size: 32px; color: var(--red);
  flex-shrink: 0;
}
.profile-info { flex: 1; padding-bottom: 8px; }
.profile-name { font-family: var(--display); font-size: 36px; letter-spacing: 2px; }
.profile-handle { font-family: var(--mono); font-size: 11px; color: var(--red); margin-top: 4px; }
.profile-bio { font-family: var(--mono); font-size: 11px; color: var(--muted); margin-top: 8px; line-height: 1.7; }
.profile-stats { display: flex; gap: 28px; margin-top: 12px; }
.profile-stat { font-family: var(--mono); font-size: 11px; }
.profile-stat strong { font-size: 18px; font-family: var(--display); color: var(--white); display: block; }

/* ── CAMEO ── */
.cameo-upload {
  border: 2px dashed var(--border2);
  padding: 40px 20px;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--trans), background var(--trans);
  margin-bottom: 20px;
}
.cameo-upload:hover { border-color: rgba(229,39,42,0.4); background: var(--red-dim); }
.cameo-upload-icon { font-size: 32px; }
.cameo-upload-text { font-family: var(--mono); font-size: 11px; color: var(--muted); line-height: 1.7; }

/* ── EMPTY STATE ── */
.empty {
  text-align: center;
  padding: 64px 24px;
  border: 1px dashed var(--border2);
}
.empty-icon { font-size: 40px; margin-bottom: 16px; opacity: 0.4; }
.empty-title { font-family: var(--display); font-size: 28px; letter-spacing: 2px; color: var(--muted); }
.empty-sub { font-family: var(--mono); font-size: 11px; color: var(--muted2); margin-top: 10px; margin-bottom: 24px; }

/* ── AUTH ── */
.auth-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: var(--black);
  padding: 24px;
}
.auth-box {
  background: var(--panel);
  border: 1px solid var(--border2);
  width: min(440px, 100%);
  padding: 40px 36px;
}
.auth-logo { font-family: var(--display); font-size: 32px; letter-spacing: 6px; text-align: center; margin-bottom: 32px; }
.auth-logo span { color: var(--red); }
.auth-tabs { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 28px; }
.auth-tab {
  flex: 1; text-align: center;
  font-family: var(--mono); font-size: 10px; letter-spacing: 3px; text-transform: uppercase;
  padding: 12px; cursor: pointer; color: var(--muted);
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: color var(--trans), border-color var(--trans);
}
.auth-tab.active { color: var(--white); border-bottom-color: var(--red); }
.auth-error { color: var(--red); font-family: var(--mono); font-size: 11px; text-align: center; margin-top: 14px; min-height: 18px; }
.auth-switch { font-family: var(--mono); font-size: 11px; text-align: center; color: var(--muted); margin-top: 20px; }
.auth-switch a { color: var(--red); cursor: pointer; }

/* ── LOADING ── */
.spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(229,39,42,0.2);
  border-top-color: var(--red);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
.loading-overlay {
  position: fixed; inset: 0;
  background: var(--black);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  transition: opacity 0.4s;
}
.loading-overlay.hidden { opacity: 0; pointer-events: none; }

/* ── DIVIDER ── */
.divider { height: 1px; background: var(--border); margin: 24px 0; }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }
@keyframes scan {
  from { top: -2px; }
  to   { top: 100%; }
}

.fade-up { animation: fadeUp 0.5s ease forwards; }

/* ── RESPONSIVE ── */
@media(max-width: 900px) {
  .app-main { padding: 20px; }
  .grid-3 { grid-template-columns: repeat(2,1fr); }
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .model-strip { grid-template-columns: repeat(3,1fr); }
  .battle-card { grid-template-columns: 1fr; }
  .battle-vs { border: none; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
}
@media(max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .model-strip { grid-template-columns: repeat(2,1fr); }
  .app-nav-links { display: none; }
  .stat-row { flex-wrap: wrap; }
  .profile-header { flex-direction: column; align-items: flex-start; }
}