*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
:root {
  --cyan:   #00f5ff;
  --violet: #a78bfa;
  --pink:   #f9a8d4;
  --green:  #22c55e;
  --gold:   #f59e0b;
  --red:    #ef4444;
  --bg:     #070b1f;
}
* { -webkit-tap-highlight-color: transparent; }
html, body { height:100%; }
body {
  background: var(--bg);
  min-height: 100dvh;
  font-family: 'Segoe UI', system-ui, sans-serif;
  color: #fff;
  overflow-x: hidden;
  overflow-y: auto;
}

/* ── STARS ── */
.stars { position:fixed; inset:0; pointer-events:none; z-index:0; }
.star  { position:absolute; border-radius:50%; background:#fff; animation:twinkle var(--d,3s) ease-in-out infinite alternate; }
@keyframes twinkle { from{opacity:.07;transform:scale(.7)} to{opacity:.9;transform:scale(1.3)} }

/* ── NEBULAS ── */
.nebula { position:fixed; border-radius:50%; filter:blur(80px); pointer-events:none; z-index:0; }
.nb1 { width:400px;height:400px; background:radial-gradient(circle,rgba(124,58,237,.22) 0%,transparent 70%); top:-120px;left:-100px; animation:nbD 13s ease-in-out infinite alternate; }
.nb2 { width:340px;height:340px; background:radial-gradient(circle,rgba(236,72,153,.2) 0%,transparent 70%); bottom:80px;right:-90px; animation:nbD 10s ease-in-out infinite alternate-reverse; }
.nb3 { width:220px;height:220px; background:radial-gradient(circle,rgba(0,245,255,.1) 0%,transparent 70%); top:42%;left:32%; animation:nbD 8s ease-in-out infinite alternate; }
@keyframes nbD { from{transform:translate(0,0) scale(1)} to{transform:translate(16px,22px) scale(1.1)} }

/* ── PARTICLE CANVAS ── */
#pCvs { position:fixed;inset:0;pointer-events:none;z-index:10; }

/* ── SCREEN FLASH ── */
.sflash { position:fixed;inset:0;pointer-events:none;z-index:200;opacity:0; }
.sflash.ok  { animation:fGreen .5s ease; }
@keyframes fGreen { 0%{opacity:0;background:rgba(34,197,94,0)} 25%{opacity:1;background:rgba(34,197,94,.1)} 100%{opacity:0;background:rgba(34,197,94,0)} }

/* ── LAYOUT ── */
.app { position:relative; z-index:1; max-width:420px; margin:0 auto; padding:0 15px 100px; min-height:100dvh; display:flex; flex-direction:column; }

/* ══════════════════════════
   TOP BAR
══════════════════════════ */
.top-bar {
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 0 14px;
  position:sticky; top:0; z-index:50;
  background:linear-gradient(180deg,rgba(7,11,31,1) 0%,rgba(7,11,31,0) 100%);
  padding-bottom:18px;
}
.back-btn {
  background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.1);
  border-radius:50px; padding:7px 16px;
  font-size:.82rem; font-weight:700; color:#fff;
  cursor:pointer; text-decoration:none;
  display:flex; align-items:center; gap:6px;
  transition:background .2s, transform .15s;
}
.back-btn:hover { background:rgba(255,255,255,.15); transform:scale(1.04); }
.info-btn {
  background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.1);
  border-radius:50px; padding:7px 14px;
  font-size:.82rem; font-weight:700; color:rgba(255,255,255,.7);
  cursor:pointer; display:flex; align-items:center; gap:5px;
  transition:background .2s;
}
.info-btn:hover { background:rgba(255,255,255,.15); }

/* ══════════════════════════
   TOP BAR CENTER TITLE
══════════════════════════ */
.top-bar-center {
  position:absolute; left:50%; transform:translateX(-50%);
  display:flex; align-items:center; gap:6px; pointer-events:none;
}
.top-bar-center-icon { font-size:1rem; }
.top-bar-center-title {
  font-size:.88rem; font-weight:900; white-space:nowrap;
  background:linear-gradient(135deg,#f9a8d4,#a78bfa);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
  background-clip:text;
}

/* ══════════════════════════
   MARATHON HERO
══════════════════════════ */
.marathon-hero {
  position:relative; width:100%; height:clamp(232px,62vw,246px);
  overflow:hidden; border-radius:24px;
  background:linear-gradient(160deg,#0d0720 0%,#1a0836 45%,#0d1130 100%);
  margin-bottom:0; flex-shrink:0;
}
.duel-lobby-hero-art {
  position:absolute;
  left:0;
  right:0;
  top:0;
  z-index:2;
  height:calc(100% + 74px);
  overflow:hidden;
  border-radius:inherit;
  transform:translateY(-20px);
}
/* purple glow — left side */
.marathon-hero::before {
  content:''; position:absolute; left:-50px; bottom:-60px;
  width:240px; height:240px; border-radius:50%;
  background:radial-gradient(circle,rgba(124,58,237,.55) 0%,transparent 70%);
  pointer-events:none; z-index:1;
}
/* pink glow — right side */
.marathon-hero::after {
  content:''; position:absolute; right:-50px; bottom:-60px;
  width:240px; height:240px; border-radius:50%;
  background:radial-gradient(circle,rgba(236,72,153,.48) 0%,transparent 70%);
  pointer-events:none; z-index:1;
}
.hero-character {
  position:absolute; bottom:-145px;
  z-index:2;
}
.hero-boy {
  left:-38px; width:230px;
  filter:drop-shadow(0 0 28px rgba(124,58,237,.75));
}
.hero-girl {
  right:-34px; width:225px;
  filter:drop-shadow(0 0 28px rgba(236,72,153,.65));
}
.hero-title-block {
  position:absolute; top:50%; left:50%;
  transform:translate(-50%,-50%);
  text-align:center; width:100%; padding:0 148px;
  z-index:3;
}
.hero-title-block h1 {
  font-size:2.35rem; font-weight:900; line-height:1.1;
  letter-spacing:-.02em; color:#fff;
  text-shadow:0 2px 24px rgba(167,139,250,.55);
  margin:0;
}
.duel-lobby-hero-title {
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0;
}
.duel-lobby-mode-icon {
  display:block;
  width:clamp(64px,14.7vw,120px);
  height:auto;
  object-fit:contain;
  filter:drop-shadow(0 0 18px rgba(140,90,255,.35));
}
.sr-only {
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}
.hero-title-block p {
  font-size:.8rem; color:#c084fc; font-weight:700;
  margin-top:7px; letter-spacing:.01em;
}

/* STATS GLASS PANEL — overlaps hero bottom */
.feature-pills {
  display:grid; grid-template-columns:repeat(4,1fr);
  gap:6px; width:100%;
  margin-top:-22px; margin-bottom:8px;
  position:relative; z-index:10;
  background:rgba(15,8,35,.72);
  border:1px solid rgba(167,139,250,.22);
  border-radius:18px; padding:12px 8px;
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:0 8px 36px rgba(0,0,0,.45);
}
.fpill {
  background:transparent;
  border-radius:10px; padding:6px 2px;
  display:flex; flex-direction:column; align-items:center;
  text-align:center; gap:3px;
}
.fpill-icon  { font-size:1.2rem; }
.fpill-label { font-size:.6rem; font-weight:800; line-height:1.2; color:#f0e6ff; }
.fpill-sub   { font-size:.54rem; color:rgba(255,255,255,.36); line-height:1.2; }

/* PHASE TIMELINE */
.phase-line {
  display:flex; align-items:center; justify-content:center;
  gap:0; width:100%; padding:6px 0 8px;
}
.phase-node { display:flex; flex-direction:column; align-items:center; flex-shrink:0; }
.phase-icon {
  width:44px; height:44px; border-radius:50%;
  background:rgba(217,70,239,.1);
  border:1.5px solid rgba(217,70,239,.35);
  display:flex; align-items:center; justify-content:center; overflow:hidden;
  box-shadow:0 0 12px rgba(217,70,239,.2);
}
.phase-icon img { width:28px; height:28px; object-fit:contain; }
.phase-connector {
  flex:1; height:2px; min-width:6px; max-width:22px;
  background:linear-gradient(90deg,#d946ef,#f0abfc,#d946ef);
  border-radius:2px;
  box-shadow:0 0 8px rgba(217,70,239,.65), 0 0 2px rgba(217,70,239,.9);
}

/* SHARE CARD */
.share-card {
  background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.08);
  border-radius:20px; padding:16px 0 16px 16px;
  margin-top:10px; display:flex; align-items:center;
  position:relative; overflow:hidden;
}
.share-card::before {
  content:''; position:absolute; top:0; left:15%; right:15%; height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.15),transparent);
}
.share-body { flex:1; padding-right:8px; }
.share-title { font-size:.88rem; font-weight:900; color:#a78bfa; margin-bottom:3px; }
.share-sub   { font-size:.68rem; color:rgba(255,255,255,.45); margin-bottom:11px; line-height:1.35; }
.share-phone-img {
  width:108px; height:108px; object-fit:contain;
  flex-shrink:0; margin-right:-6px; margin-bottom:-12px;
  align-self:flex-end;
  filter:drop-shadow(0 4px 18px rgba(37,211,102,.2));
}
.wa-btn {
  display:flex; align-items:center; gap:8px;
  background:#25D366; border:none; border-radius:11px;
  padding:10px 16px; cursor:pointer;
  font-size:.82rem; font-weight:800; color:#fff;
  transition:transform .15s, box-shadow .2s;
  box-shadow:0 4px 14px rgba(37,211,102,.3);
  font-family:inherit;
}
.wa-btn:active { transform:scale(.97); }

/* Stacked share card: title+phone row on top, two full-width buttons below. */
.share-card.share-card--stacked {
  flex-direction:column; align-items:stretch;
  padding:16px;
  gap:14px;
}
.share-card--stacked .share-card-top {
  display:flex; align-items:center; gap:8px; width:100%;
}
.share-card--stacked .share-body { flex:1; padding-right:0; }
.share-card--stacked .share-phone-img {
  margin-right:-8px; margin-bottom:-16px; align-self:flex-end;
}
.share-actions {
  display:flex; flex-direction:column; gap:10px; width:100%;
}
.wa-btn.wa-btn--block {
  width:100%; justify-content:center;
  padding:14px 22px; font-size:.95rem; border-radius:14px;
}
/* Match the relocated Create button to the WA button's slimmer dimensions. */
.share-actions .create-btn {
  padding:14px 22px; font-size:.95rem; border-radius:14px;
}
.share-actions .create-btn .btn-icon { font-size:1.15rem; }

/* Mobile-density tightening — shorter screen on phones while keeping desktop feel. */
@media (max-width:560px) {
  .main-card { padding:14px 12px 0; }
  .section-lbl { margin-bottom:10px; }
  .share-card.share-card--stacked { padding:14px 12px; gap:10px; }
  .share-card--stacked .share-phone-img { width:92px; height:92px; }
  .share-actions { gap:8px; }
  .wa-btn.wa-btn--block,
  .share-actions .create-btn,
  .join-cta.join-cta--block { padding:12px 18px; font-size:.92rem; }
  .join-row--stacked .join-single {
    height:auto;
    min-height:clamp(48px, 13.2vw, 52px);
    border-radius:18px;
    padding:0 16px;
  }
  .share-title { font-size:.82rem; }
  .share-sub { font-size:.66rem; margin-bottom:6px; }
}

/* INFO CARD */
.info-card {
  background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.08);
  border-radius:20px; padding:14px 14px;
  margin-top:10px; display:flex; align-items:center; gap:10px;
  position:relative; overflow:hidden;
}
.info-card::before {
  content:''; position:absolute; top:0; left:15%; right:15%; height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.12),transparent);
}
.info-card-left { display:flex; align-items:flex-start; gap:10px; flex:1; min-width:0; }
.info-card-icon { font-size:1.3rem; flex-shrink:0; margin-top:1px; }
.info-card-body { flex:1; min-width:0; }
.info-card-title { font-size:.8rem; font-weight:900; color:#f59e0b; margin-bottom:4px; }
.info-card-sub   { font-size:.68rem; color:rgba(255,255,255,.5); line-height:1.4; }
.detalji-btn {
  flex-shrink:0;
  background:rgba(255,255,255,.07); border:1px solid rgba(255,255,255,.14);
  border-radius:10px; padding:8px 12px;
  font-size:.72rem; font-weight:800; color:rgba(255,255,255,.75);
  cursor:pointer; white-space:nowrap; font-family:inherit;
  transition:background .2s;
}
.detalji-btn:active { background:rgba(255,255,255,.12); }

/* RULES POPUP MODAL */
.rules-modal {
  position:fixed; inset:0; z-index:500;
  display:flex; align-items:flex-end; justify-content:center;
  pointer-events:none; opacity:0;
  transition:opacity .25s;
}
.rules-modal.open { pointer-events:all; opacity:1; }
.rules-modal-bg {
  position:absolute; inset:0;
  background:rgba(0,0,0,.65);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}
.rules-modal-sheet {
  position:relative; z-index:1;
  width:100%; max-width:430px;
  background:#0d1130;
  border:1px solid rgba(255,255,255,.1);
  border-bottom:none;
  border-radius:24px 24px 0 0;
  padding:20px 20px 44px;
  transform:translateY(100%);
  transition:transform .32s cubic-bezier(.34,1.1,.64,1);
}
.rules-modal.open .rules-modal-sheet { transform:translateY(0); }
.rules-modal-handle {
  width:36px; height:4px; border-radius:2px;
  background:rgba(255,255,255,.18); margin:0 auto 16px;
}
.rules-modal-header {
  display:flex; align-items:center; justify-content:space-between; margin-bottom:14px;
}
.rules-modal-title { font-size:1rem; font-weight:900; color:#f59e0b; }
.rules-modal-close {
  width:28px; height:28px; border-radius:50%;
  background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.12);
  display:flex; align-items:center; justify-content:center;
  font-size:.8rem; cursor:pointer; color:rgba(255,255,255,.6);
}
.rules-modal-content {
  font-size:.8rem; color:rgba(255,255,255,.65); line-height:1.65;
}
.rules-modal-content strong { color:#fff; }
.rules-modal-content ul { padding-left:16px; margin-top:8px; display:flex; flex-direction:column; gap:5px; }

/* JOIN SINGLE INPUT ROW */
.join-row { display:flex; gap:8px; }
.join-row.join-row--stacked { flex-direction:column; gap:10px; }
.join-row--stacked .join-single {
  height:auto;
  min-height:clamp(50px, 6.6vw, 56px);
}
.join-cta.join-cta--block {
  width:100%; height:auto;
  padding:14px 22px; font-size:.95rem; border-radius:14px;
  display:flex; align-items:center; justify-content:center; gap:8px;
}
.join-single {
  flex:1;
  background:linear-gradient(180deg, rgba(15,23,52,.84), rgba(8,13,34,.92));
  border:1px solid rgba(125,95,255,.42);
  border-radius:22px;
  padding:0 22px;
  height:auto;
  min-height:62px;
  font-size:clamp(1rem, 3.4vw, 1.2rem);
  font-weight:900;
  letter-spacing:.14em;
  color:#fff;
  outline:none;
  text-align:center;
  text-transform:uppercase;
  font-family:inherit;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.06),
    inset 0 -1px 0 rgba(0,0,0,.30),
    0 0 0 1px rgba(34,211,238,.08),
    0 12px 32px rgba(8,12,34,.45);
  transition:border-color .2s, background .2s, box-shadow .2s;
  caret-color:#a78bfa;
}
.join-single::placeholder {
  color:rgba(203,213,245,.50);
  letter-spacing:.06em;
  font-weight:900;
  font-size:clamp(.9rem, 3.1vw, 1.05rem);
  text-transform:none;
}
.join-single:focus {
  border-color:rgba(34,211,238,.65);
  background:linear-gradient(180deg, rgba(20,28,60,.92), rgba(10,15,40,.96));
  box-shadow:
    0 0 0 3px rgba(34,211,238,.12),
    0 0 22px rgba(124,58,237,.22),
    inset 0 1px 0 rgba(255,255,255,.08);
}
.join-single:focus::placeholder { color:rgba(203,213,245,.30); }
.join-cta {
  background:linear-gradient(135deg,#7c3aed,#a855f7);
  border:none; border-radius:14px;
  padding:0 18px; height:52px;
  font-size:.85rem; font-weight:900; color:#fff;
  cursor:pointer; white-space:nowrap;
  box-shadow:0 4px 16px rgba(124,58,237,.35);
  transition:transform .15s, box-shadow .2s;
  font-family:inherit;
}
.join-cta:active { transform:scale(.97); }

/* ══════════════════════════
   MAIN CARD
══════════════════════════ */
.main-card {
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.09);
  border-radius:22px;
  padding:18px 16px 3px;
  backdrop-filter:blur(16px);
  position:relative; overflow:hidden;
  box-shadow:0 8px 40px rgba(0,0,0,.3), inset 0 0 40px rgba(255,255,255,.015);
}
.main-card::before {
  content:''; position:absolute; top:0; left:0; right:0; height:1px;
  background:linear-gradient(90deg,transparent,rgba(167,139,250,.4),transparent);
}

/* ── Create section ── */
.section-lbl {
  font-size:.65rem; color:#00f5ff; font-weight:800;
  letter-spacing:.12em; text-transform:uppercase;
  margin-bottom:12px; display:flex; align-items:center; gap:8px;
}
.section-lbl::after {
  content:''; flex:1; height:1px;
  background:linear-gradient(90deg,rgba(0,245,255,.2),transparent);
}

/* CREATE BUTTON */
.create-btn {
  width:100%;
  background:linear-gradient(135deg,#7c3aed,#a855f7,#ec4899);
  background-size:200%;
  border:none; border-radius:16px;
  padding:18px 24px;
  font-size:1rem; font-weight:900; color:#fff;
  cursor:pointer; position:relative; overflow:hidden;
  display:flex; align-items:center; justify-content:center; gap:10px;
  box-shadow:0 0 30px rgba(124,58,237,.35), 0 4px 20px rgba(0,0,0,.3);
  transition:transform .2s, box-shadow .2s;
  animation:btnShimmer 3s ease-in-out infinite;
  letter-spacing:.01em;
}
@keyframes btnShimmer{0%,100%{background-position:0%}50%{background-position:100%}}
.create-btn::before {
  content:''; position:absolute; inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,.15) 0%,transparent 50%);
  pointer-events:none;
}
.create-btn:active { transform:scale(.97); box-shadow:0 0 20px rgba(124,58,237,.25); }
.create-btn:hover  { transform:translateY(-2px); box-shadow:0 0 40px rgba(124,58,237,.5), 0 8px 24px rgba(0,0,0,.3); }
.create-btn .btn-icon { font-size:1.3rem; }

/* GENERATED ROOM CODE */
.room-code-wrap {
  margin-top:16px;
  background:rgba(124,58,237,.08);
  border:1px solid rgba(124,58,237,.25);
  border-radius:16px;
  padding:16px 18px;
  display:none; /* hidden until room created */
  flex-direction:column; gap:8px;
  animation:fadeSlide .5s cubic-bezier(.34,1.56,.64,1);
}
.room-code-wrap.show { display:flex; }
@keyframes fadeSlide{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

.room-code-lbl {
  font-size:.65rem; color:#7c3aed; font-weight:800;
  letter-spacing:.1em; text-transform:uppercase;
  display:flex; align-items:center; gap:6px;
}
.room-code-lbl::before { content:''; width:6px; height:6px; border-radius:50%; background:#7c3aed; box-shadow:0 0 8px #7c3aed; animation:codePulse 1.2s ease-in-out infinite; }
@keyframes codePulse{0%,100%{opacity:1}50%{opacity:.3}}

.room-code-display {
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  flex-wrap:wrap;
}
.room-id-long{
  font-size:.88rem;font-weight:900;letter-spacing:.04em;color:var(--violet);
  word-break:break-all;line-height:1.35;flex:1;min-width:0;
}
.code-letters {
  display:flex; gap:8px;
}
.code-letter {
  width:44px; height:50px;
  background:rgba(167,139,250,.1);
  border:1px solid rgba(167,139,250,.3);
  border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  font-size:1.5rem; font-weight:900; color:var(--violet);
  text-shadow:0 0 12px rgba(167,139,250,.6);
  box-shadow:0 0 14px rgba(167,139,250,.15), inset 0 0 10px rgba(167,139,250,.05);
  animation:letterGlow 2s ease-in-out infinite alternate;
}
@keyframes letterGlow{from{box-shadow:0 0 10px rgba(167,139,250,.1)}to{box-shadow:0 0 20px rgba(167,139,250,.3)}}

.copy-btn {
  background:rgba(167,139,250,.1);
  border:1px solid rgba(167,139,250,.25);
  border-radius:12px; padding:10px 14px;
  font-size:.8rem; font-weight:800; color:var(--violet);
  cursor:pointer; white-space:nowrap;
  transition:background .2s, transform .15s;
  display:flex; align-items:center; gap:5px;
}
.copy-btn:hover { background:rgba(167,139,250,.18); transform:scale(1.04); }
.copy-btn:active { transform:scale(.96); }
.copy-btn.copied { color:var(--green); border-color:rgba(34,197,94,.3); background:rgba(34,197,94,.08); }

.room-waiting {
  font-size:.75rem; color:#64748b; font-weight:600;
  display:flex; align-items:center; gap:6px;
}

.lobby-cd-overlay {
  display:none; position:fixed; inset:0; z-index:400;
  align-items:center; justify-content:center;
  background:rgba(7,11,31,.88); backdrop-filter:blur(10px);
}
.lobby-cd-overlay.show { display:flex; }
.lobby-cd-inner {
  text-align:center; padding:28px 32px; border-radius:22px;
  background:rgba(124,58,237,.12); border:1px solid rgba(167,139,250,.35);
  box-shadow:0 0 40px rgba(124,58,237,.25);
}
.lobby-cd-label { font-size:.72rem; font-weight:800; color:#94a3b8; letter-spacing:.12em; text-transform:uppercase; margin-bottom:8px; }
.lobby-cd-num {
  font-size:4.2rem; font-weight:900; line-height:1;
  background:linear-gradient(135deg,#a78bfa,#ec4899,#00f5ff);
  background-size:200%; -webkit-background-clip:text; -webkit-text-fill-color:transparent;
  filter:drop-shadow(0 0 20px rgba(167,139,250,.5));
}
.lobby-cd-sub { margin-top:10px; font-size:.82rem; color:#64748b; font-weight:600; max-width:280px; margin-left:auto; margin-right:auto; line-height:1.35; }

.waiting-dots span {
  display:inline-block; width:4px; height:4px; border-radius:50%;
  background:#64748b; margin:0 1px;
  animation:wDot 1.4s ease-in-out infinite;
}
.waiting-dots span:nth-child(2){ animation-delay:.2s; }
.waiting-dots span:nth-child(3){ animation-delay:.4s; }
@keyframes wDot{0%,80%,100%{transform:scale(.6);opacity:.4}40%{transform:scale(1.2);opacity:1}}

/* ── DIVIDER ── */
.divider {
  display:flex; align-items:center; gap:12px;
  margin:22px 0;
}
.divider-line { flex:1; height:1px; background:rgba(255,255,255,.07); }
.divider-txt  { font-size:.75rem; color:#475569; font-weight:600; white-space:nowrap; }

/* ── JOIN section ── */
.join-section { display:flex; flex-direction:column; gap:10px; }

/* Code input boxes */
.code-input-row {
  display:flex; gap:10px; justify-content:center; align-items:center;
}
.code-box {
  width:58px; height:64px;
  background:rgba(255,255,255,.04);
  border:1.5px solid rgba(255,255,255,.1);
  border-radius:14px;
  font-size:1.6rem; font-weight:900; color:#fff;
  text-align:center; text-transform:uppercase;
  caret-color:var(--cyan);
  outline:none;
  transition:border-color .2s, box-shadow .2s, background .2s;
  letter-spacing:.05em;
}
.code-box:focus {
  border-color:rgba(0,245,255,.5);
  box-shadow:0 0 16px rgba(0,245,255,.2), inset 0 0 10px rgba(0,245,255,.05);
  background:rgba(0,245,255,.04);
}
.code-box.filled {
  border-color:rgba(167,139,250,.4);
  color:var(--violet);
  text-shadow:0 0 10px rgba(167,139,250,.6);
}
.code-box::placeholder { color:rgba(255,255,255,.15); font-size:1.4rem; }

/* ── JOIN BUTTON ── */
.join-btn {
  width:100%;
  background:rgba(255,255,255,.06);
  border:1.5px solid rgba(255,255,255,.1);
  border-radius:16px; padding:16px 24px;
  font-size:.95rem; font-weight:900; color:#e2e8f0;
  cursor:pointer; position:relative; overflow:hidden;
  display:flex; align-items:center; justify-content:center; gap:10px;
  transition:background .2s, border-color .2s, box-shadow .2s, transform .15s, color .2s;
}
.join-btn::before {
  content:''; position:absolute; inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,.05) 0%,transparent 60%);
  pointer-events:none;
}
.join-btn:not(.ready):hover { background:rgba(255,255,255,.09); }
.join-btn:active { transform:scale(.97); }
.join-btn.ready {
  background:linear-gradient(135deg,rgba(0,245,255,.12),rgba(0,245,255,.06));
  border-color:rgba(0,245,255,.4);
  color:var(--cyan);
  box-shadow:0 0 20px rgba(0,245,255,.15);
}
.join-btn.ready:hover { box-shadow:0 0 30px rgba(0,245,255,.3); transform:translateY(-1px); }

/* ── ERROR MSG ── */
.error-msg {
  text-align:center; font-size:.78rem; color:var(--red);
  font-weight:700; opacity:0; transition:opacity .3s;
  display:flex; align-items:center; justify-content:center; gap:5px;
}
.error-msg.show { opacity:1; }

/* ── BACK LINK ── */
.back-link {
  width:100%;
  background:transparent;
  border:1px solid rgba(255,255,255,.07);
  border-radius:14px; padding:14px 24px;
  font-size:.88rem; font-weight:700; color:#475569;
  cursor:pointer; margin-top:4px;
  display:flex; align-items:center; justify-content:center; gap:8px;
  transition:background .2s, color .2s, border-color .2s;
  text-decoration:none;
}
.back-link:hover { background:rgba(255,255,255,.04); color:#94a3b8; border-color:rgba(255,255,255,.12); }

/* ══════════════════════════
   TOAST
══════════════════════════ */
.toast {
  position:fixed; top:80px; left:50%; transform:translateX(-50%);
  background:rgba(34,197,94,.15);
  border:1px solid rgba(34,197,94,.35);
  border-radius:30px; padding:10px 24px;
  font-size:.85rem; font-weight:800; color:var(--green);
  z-index:300; white-space:nowrap; pointer-events:none;
  opacity:0;
}
.toast.show { animation:toastPop .8s cubic-bezier(.34,1.56,.64,1) forwards; }
@keyframes toastPop{0%{opacity:0;transform:translateX(-50%) translateY(-10px) scale(.8)}30%{opacity:1;transform:translateX(-50%) translateY(0) scale(1.05)}70%{opacity:1;transform:translateX(-50%) translateY(0) scale(1)}100%{opacity:0;transform:translateX(-50%) translateY(-8px) scale(.95)}}

/* ══════════════════════════
   BOTTOM NAV
══════════════════════════ */
.bottom-nav {
  position:fixed; bottom:0; left:50%; transform:translateX(-50%);
  width:100%; max-width:430px;
  background:rgba(7,11,21,.97);
  backdrop-filter:blur(28px); -webkit-backdrop-filter:blur(28px);
  border-top:1px solid rgba(255,255,255,.06);
  display:flex; align-items:flex-end; justify-content:space-around;
  padding:10px 4px 24px; z-index:200;
}
.nav-btn {
  display:flex; flex-direction:column; align-items:center; gap:3px;
  background:none; border:none; color:#6B7280; font-family:inherit;
  font-size:10px; font-weight:500; cursor:pointer;
  padding:0 6px; min-width:52px; transition:color .15s; text-decoration:none;
}
.nav-btn .nav-ico { width:22px; height:22px; display:block; margin-bottom:1px; }
.nav-btn .nav-ico img { width:100%; height:100%; object-fit:contain; display:block; opacity:.45; transition:opacity .15s; }
.nav-btn.active { color:#8B5CF6; }
.nav-btn.active .nav-ico img { opacity:1; filter:brightness(0) saturate(100%) invert(49%) sepia(97%) saturate(1283%) hue-rotate(235deg) brightness(101%) contrast(94%); }
.nav-center { display:flex; flex-direction:column; align-items:center; gap:4px; margin-top:-26px; cursor:pointer; }
.nav-disc {
  width:58px; height:58px; border-radius:50%;
  background:linear-gradient(135deg,#6d28d9 0%,#8b5cf6 60%,#a78bfa 100%);
  box-shadow:0 4px 28px rgba(109,40,217,.7),0 0 0 3px #0B0F1A;
  display:flex; align-items:center; justify-content:center; font-size:27px;
}
.nav-center-lbl { font-size:10px; font-weight:700; color:#6B7280; }

@keyframes codeShake{0%,100%{transform:translateX(0)}20%{transform:translateX(-8px)}40%{transform:translateX(8px)}60%{transform:translateX(-5px)}80%{transform:translateX(5px)}}
.room-roster{margin-top:12px;padding:10px;border:1px solid rgba(255,255,255,.12);border-radius:12px;background:rgba(255,255,255,.03)}
.room-roster-head{display:flex;align-items:center;justify-content:space-between;font-size:.72rem;color:#94a3b8;margin-bottom:8px;font-weight:800}
.room-roster-count{color:#a78bfa}
.room-roster-list{display:flex;flex-direction:column;gap:6px}
.room-roster-row{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:10px;background:rgba(255,255,255,.04)}
.room-roster-row.room-empty{opacity:.65;border:1px dashed rgba(255,255,255,.12);background:rgba(255,255,255,.02)}
.room-dot{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 8px rgba(34,197,94,.55)}
.room-roster-row.room-empty .room-dot{background:#64748b;box-shadow:none}
.room-player-name{flex:1;font-size:.78rem}
.room-tag{font-size:.62rem;padding:2px 6px;border-radius:6px;border:1px solid rgba(167,139,250,.45);color:#a78bfa;background:rgba(167,139,250,.12);font-weight:800}