@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Orbitron:wght@400;700;900&family=Rajdhani:wght@400;500;600;700&display=swap');

/* ═══════════════════════════════════════════
   CSS CUSTOM PROPERTIES
═══════════════════════════════════════════ */
:root {
  --bg:          #050514;
  --bg2:         #0d0d2b;
  --surface:     rgba(255,255,255,0.035);
  --surface-h:   rgba(255,255,255,0.07);
  --border:      rgba(255,255,255,0.08);
  --border-h:    rgba(255,255,255,0.22);
  --fg:          #f0f0ff;
  --fg2:         rgba(240,240,255,0.62);
  --fg3:         rgba(240,240,255,0.38);
  --purple:      #8b5cf6;
  --cyan:        #22d3ee;
  --pink:        #f472b6;
  --green:       #4ade80;
  --glow-p:      rgba(139,92,246,0.45);
  --glow-c:      rgba(34,211,238,0.35);
  --radius:      14px;
  --radius-lg:   22px;
  --nav-h:       68px;
  --transition:  0.25s cubic-bezier(.4,0,.2,1);
}

/* ═══════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  font-family:'Inter',sans-serif;
  background:var(--bg);
  color:var(--fg);
  min-height:100vh;
  overflow-x:hidden;
  line-height:1.6;
}

/* Ambient background glow */
body::before{
  content:'';
  position:fixed;
  inset:0;
  background:
    radial-gradient(ellipse 70% 60% at 15% 15%,rgba(139,92,246,.13) 0%,transparent 60%),
    radial-gradient(ellipse 60% 50% at 85% 85%,rgba(34,211,238,.09) 0%,transparent 60%),
    radial-gradient(ellipse 50% 40% at 50% 50%,rgba(244,114,182,.05) 0%,transparent 55%);
  pointer-events:none;
  z-index:0;
}

/* Scrollbar */
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(139,92,246,.45);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:rgba(139,92,246,.75)}

/* ═══════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════ */
.navbar{
  position:fixed;
  top:0;left:0;right:0;
  z-index:200;
  height:var(--nav-h);
  padding:0 2rem;
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:rgba(5,5,20,.72);
  backdrop-filter:blur(24px);
  -webkit-backdrop-filter:blur(24px);
  border-bottom:1px solid var(--border);
}

.nav-logo{
  display:flex;align-items:center;gap:.7rem;
  text-decoration:none;
}
.logo-glyph{
  width:34px;height:34px;
  background:linear-gradient(135deg,var(--purple),var(--cyan));
  border-radius:9px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.1rem;
  box-shadow:0 0 18px var(--glow-p);
}
.logo-text{
  font-family:'Orbitron',monospace;
  font-size:1.1rem;font-weight:700;
  background:linear-gradient(135deg,var(--purple),var(--cyan));
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}

.nav-links{
  display:flex;align-items:center;gap:.3rem;
  list-style:none;
}
.nav-links a{
  color:var(--fg2);text-decoration:none;
  padding:.45rem .9rem;border-radius:8px;
  font-size:.875rem;font-weight:500;
  transition:all var(--transition);
}
.nav-links a:hover{color:var(--fg);background:var(--surface-h)}

.nav-pill{
  background:linear-gradient(135deg,var(--purple),var(--cyan)) !important;
  color:#fff !important;
  padding:.45rem 1.1rem !important;border-radius:8px;
}
.nav-pill:hover{opacity:.88;transform:translateY(-1px);box-shadow:0 4px 18px var(--glow-p)}

.hamburger{
  display:none;
  background:none;border:none;
  color:var(--fg);font-size:1.4rem;cursor:pointer;
}

/* ═══════════════════════════════════════════
   PARTICLES
═══════════════════════════════════════════ */
#particles{
  position:fixed;inset:0;
  z-index:0;pointer-events:none;overflow:hidden;
}
.ptcl{
  position:absolute;border-radius:50%;opacity:.0;
  animation:particleFloat linear infinite;
}
@keyframes particleFloat{
  0%{transform:translate(0,0) scale(1);opacity:0}
  10%{opacity:1}
  90%{opacity:.6}
  100%{transform:translate(var(--dx),var(--dy)) scale(.4);opacity:0}
}

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
.hero{
  min-height:100vh;
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  text-align:center;
  padding:calc(var(--nav-h) + 3rem) 1.5rem 4rem;
  position:relative;z-index:1;
}

.hero-badge{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.35rem .9rem;
  background:rgba(139,92,246,.13);
  border:1px solid rgba(139,92,246,.32);
  border-radius:50px;
  font-size:.78rem;color:var(--purple);
  margin-bottom:1.6rem;
  animation:slideDown .6s ease both;
}
.live-dot{
  width:7px;height:7px;
  background:var(--purple);border-radius:50%;
  animation:pulseDot 2s ease infinite;
}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.6)}}

.hero h1{
  font-family:'Orbitron',monospace;
  font-size:clamp(2.4rem,6vw,5rem);
  font-weight:900;line-height:1.1;
  margin-bottom:1.4rem;
  animation:slideUp .6s .15s ease both;
}
.grad{
  background:linear-gradient(135deg,var(--purple) 0%,var(--cyan) 50%,var(--pink) 100%);
  background-size:200% 200%;
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  animation:gradMove 5s ease infinite;
}
@keyframes gradMove{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}

.hero-sub{
  font-size:clamp(.95rem,2vw,1.2rem);
  color:var(--fg2);max-width:580px;
  margin:0 auto 2.6rem;line-height:1.75;
  animation:slideUp .6s .25s ease both;
}

.hero-ctas{
  display:flex;gap:1rem;justify-content:center;
  flex-wrap:wrap;
  animation:slideUp .6s .35s ease both;
}

.hero-stats{
  display:flex;gap:3rem;justify-content:center;
  margin-top:3.5rem;flex-wrap:wrap;
  animation:slideUp .6s .5s ease both;
}
.stat-val{
  font-family:'Orbitron',monospace;
  font-size:2rem;font-weight:700;
  background:linear-gradient(135deg,var(--purple),var(--cyan));
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}
.stat-lbl{
  font-size:.72rem;color:var(--fg3);
  text-transform:uppercase;letter-spacing:1px;
  margin-top:.15rem;text-align:center;
}

.scroll-hint{
  position:absolute;bottom:2rem;left:50%;
  transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;
  gap:.4rem;color:var(--fg3);font-size:.7rem;
  animation:fadeIn 1s 1.2s ease both;
  user-select:none;
}
.s-mouse{
  width:22px;height:36px;
  border:2px solid var(--border-h);
  border-radius:11px;
  display:flex;justify-content:center;padding-top:4px;
}
.s-wheel{
  width:3px;height:7px;
  background:var(--purple);border-radius:2px;
  animation:wheel 1.6s ease infinite;
}
@keyframes wheel{0%{transform:translateY(0);opacity:1}100%{transform:translateY(9px);opacity:0}}

/* ═══════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════ */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.8rem 1.8rem;border-radius:var(--radius);
  font-size:.95rem;font-weight:600;
  cursor:pointer;transition:all .3s;
  text-decoration:none;border:none;
}
.btn-primary{
  background:linear-gradient(135deg,var(--purple),var(--cyan));
  color:#fff;
  box-shadow:0 0 28px var(--glow-p);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 50px var(--glow-p)}

.btn-ghost{
  background:var(--surface);color:var(--fg);
  border:1px solid var(--border);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:var(--surface-h);border-color:var(--border-h);transform:translateY(-3px)}

.btn-sm{
  padding:.55rem 1.1rem;
  font-size:.82rem;border-radius:9px;
}

/* ═══════════════════════════════════════════
   SECTION COMMONS
═══════════════════════════════════════════ */
.section{
  position:relative;z-index:1;
  padding:4rem 2rem;
  max-width:1440px;margin:0 auto;
}

.section-head{text-align:center;margin-bottom:2.5rem}
.section-chip{
  display:inline-block;padding:.28rem .75rem;
  background:rgba(139,92,246,.13);
  border:1px solid rgba(139,92,246,.28);
  border-radius:50px;font-size:.72rem;
  color:var(--purple);text-transform:uppercase;
  letter-spacing:1px;margin-bottom:.9rem;
}
.section-head h2{
  font-family:'Rajdhani',sans-serif;
  font-size:clamp(1.7rem,3.5vw,2.8rem);
  font-weight:700;margin-bottom:.5rem;
}
.section-head p{color:var(--fg2);max-width:480px;margin:0 auto}

/* ═══════════════════════════════════════════
   SEARCH & FILTER BAR
═══════════════════════════════════════════ */
.bar{
  display:flex;gap:.75rem;
  align-items:center;flex-wrap:wrap;
  margin-bottom:2rem;
}

.search-wrap{
  position:relative;flex:1;min-width:220px;
}
.search-wrap input{
  width:100%;
  padding:.7rem 1rem .7rem 2.7rem;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  color:var(--fg);font-size:.9rem;
  outline:none;
  transition:all var(--transition);
  backdrop-filter:blur(10px);
}
.search-wrap input::placeholder{color:var(--fg3)}
.search-wrap input:focus{border-color:var(--purple);box-shadow:0 0 0 3px rgba(139,92,246,.12)}
.search-ico{
  position:absolute;left:.85rem;top:50%;
  transform:translateY(-50%);
  color:var(--fg3);font-size:.9rem;pointer-events:none;
}

.filters{display:flex;gap:.4rem;flex-wrap:wrap}
.f-tab{
  padding:.45rem .85rem;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:8px;
  color:var(--fg2);font-size:.8rem;font-weight:500;
  cursor:pointer;transition:all var(--transition);
}
.f-tab:hover{background:var(--surface-h);border-color:var(--border-h);color:var(--fg)}
.f-tab.active{
  background:rgba(139,92,246,.18);
  border-color:var(--purple);color:var(--purple);
}

/* ═══════════════════════════════════════════
   CHARACTER GRID
═══════════════════════════════════════════ */
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:1.4rem;
}

.card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  overflow:hidden;cursor:pointer;
  transition:all .32s cubic-bezier(.4,0,.2,1);
  backdrop-filter:blur(10px);
  animation:cardIn .45s ease both;
}
.card:hover{
  transform:translateY(-9px);
  border-color:var(--border-h);
  box-shadow:0 24px 70px rgba(0,0,0,.45);
}
.card.hidden{display:none}

.card-header{
  height:130px;position:relative;overflow:hidden;
}
.card-bg{
  position:absolute;inset:0;
  transition:transform .35s ease;
}
.card:hover .card-bg{transform:scale(1.06)}

.card-pop{
  position:absolute;top:.85rem;right:.85rem;
  padding:.28rem .6rem;
  background:rgba(0,0,0,.5);
  backdrop-filter:blur(10px);
  border-radius:50px;font-size:.7rem;color:#ffd700;
  display:flex;align-items:center;gap:.25rem;
}

.card-ava{
  position:absolute;bottom:-28px;left:1.4rem;
  width:64px;height:64px;
  background:var(--bg2);border-radius:50%;
  border:3px solid var(--bg);
  display:flex;align-items:center;justify-content:center;
  font-size:1.75rem;
  box-shadow:0 0 0 3px rgba(255,255,255,.08);
  z-index:2;
}

.card-body{
  padding:2.4rem 1.4rem 1.4rem;
}
.card-name{
  font-family:'Rajdhani',sans-serif;
  font-size:1.35rem;font-weight:700;
  margin-bottom:.1rem;
}
.card-role{
  font-size:.73rem;color:var(--fg3);
  text-transform:uppercase;letter-spacing:.5px;
  margin-bottom:.65rem;
}
.card-desc{
  font-size:.875rem;color:var(--fg2);
  line-height:1.65;margin-bottom:.9rem;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-tags{
  display:flex;flex-wrap:wrap;gap:.35rem;
  margin-bottom:1.1rem;
}
.tag{
  padding:.18rem .55rem;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  border-radius:4px;font-size:.72rem;color:var(--fg3);
}
.tag-custom{
  background:rgba(74,222,128,.1);
  border-color:rgba(74,222,128,.25);
  color:var(--green);
}

.start-btn{
  width:100%;padding:.65rem;
  background:linear-gradient(135deg,var(--purple),var(--cyan));
  color:#fff;border:none;border-radius:10px;
  font-size:.875rem;font-weight:600;
  cursor:pointer;transition:all .28s;
  display:flex;align-items:center;justify-content:center;gap:.4rem;
}
.start-btn:hover{opacity:.88;transform:translateY(-2px);box-shadow:0 6px 22px var(--glow-p)}

.card-del-btn{
  position:absolute;top:.7rem;left:.7rem;
  width:28px;height:28px;
  background:rgba(0,0,0,.55);backdrop-filter:blur(8px);
  border:1px solid rgba(255,80,80,.3);
  border-radius:6px;color:rgba(255,100,100,.7);
  font-size:.75rem;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:all .2s;z-index:3;opacity:0;
}
.card:hover .card-del-btn{opacity:1}
.card-del-btn:hover{background:rgba(239,68,68,.2);color:#ef4444}

.card-edit-btn{
  position:absolute;top:.7rem;left:2.5rem;
  width:28px;height:28px;
  background:rgba(0,0,0,.55);backdrop-filter:blur(8px);
  border:1px solid rgba(139,92,246,.3);
  border-radius:6px;color:rgba(196,181,253,.7);
  font-size:.75rem;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:all .2s;z-index:3;opacity:0;
}
.card:hover .card-edit-btn{opacity:1}
.card-edit-btn:hover{background:rgba(139,92,246,.25);color:#c4b5fd}

/* modal scrollable when tall */
.modal{max-height:90vh;overflow-y:auto;scrollbar-width:thin;scrollbar-color:rgba(139,92,246,.3) transparent}

/* ═══════════════════════════════════════════
   CREATE BANNER
═══════════════════════════════════════════ */
.create-banner{
  background:linear-gradient(135deg,rgba(139,92,246,.12),rgba(34,211,238,.1));
  border:1px solid rgba(139,92,246,.25);
  border-radius:var(--radius-lg);
  padding:2.8rem;
  display:flex;align-items:center;justify-content:space-between;
  gap:2rem;flex-wrap:wrap;
}
.create-banner h2{
  font-family:'Rajdhani',sans-serif;
  font-size:1.9rem;font-weight:700;margin-bottom:.55rem;
}
.create-banner p{color:var(--fg2);max-width:520px;line-height:1.65}

/* ═══════════════════════════════════════════
   MY CHARACTERS SECTION
═══════════════════════════════════════════ */
#my-chars-section{display:block}
#my-chars-section .section-head{margin-bottom:1.2rem}
.my-chars-empty{
  text-align:center;padding:3rem 1.5rem;
  color:var(--fg3);font-size:.9rem;
  border:2px dashed rgba(139,92,246,.2);
  border-radius:18px;
  display:flex;flex-direction:column;align-items:center;gap:.8rem;
  cursor:pointer;
  transition:border-color .2s;
}
.my-chars-empty:hover{border-color:rgba(139,92,246,.5);color:var(--fg2)}
.my-chars-empty .mce-icon{font-size:2.5rem}
.custom-section-chip{
  background:linear-gradient(135deg,rgba(139,92,246,.25),rgba(34,211,238,.15));
  border:1px solid rgba(139,92,246,.35);
  color:var(--purple);font-size:.72rem;font-weight:700;
  padding:.25rem .85rem;border-radius:20px;letter-spacing:.5px;text-transform:uppercase;
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
.footer{
  position:relative;z-index:1;
  padding:2.2rem 2rem;
  border-top:1px solid var(--border);
  margin-top:2rem;
}
.footer-inner{
  max-width:1440px;margin:0 auto;
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:.8rem;
}
.footer-brand{
  font-family:'Orbitron',monospace;font-size:1rem;font-weight:700;
  background:linear-gradient(135deg,var(--purple),var(--cyan));
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}
.footer-note{font-size:.78rem;color:var(--fg3)}
.footer-note a{color:var(--purple);text-decoration:none}
.footer-note a:hover{text-decoration:underline}

/* ═══════════════════════════════════════════
   MODALS
═══════════════════════════════════════════ */
.overlay{
  position:fixed;inset:0;
  background:rgba(0,0,0,.82);
  backdrop-filter:blur(14px);
  z-index:999;
  display:flex;align-items:center;justify-content:center;
  padding:1rem;
  opacity:0;visibility:hidden;
  transition:all .3s;
}
.overlay.open{opacity:1;visibility:visible}

.modal{
  background:rgba(11,11,38,.96);
  border:1px solid var(--border-h);
  border-radius:var(--radius-lg);
  padding:1.8rem;
  width:100%;max-width:540px;
  max-height:90vh;overflow-y:auto;
  transform:scale(.9) translateY(18px);
  transition:transform .32s cubic-bezier(.4,0,.2,1);
}
.overlay.open .modal{transform:scale(1) translateY(0)}

.modal-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:1.4rem;
}
.modal-title{
  font-family:'Rajdhani',sans-serif;
  font-size:1.4rem;font-weight:700;
}
.modal-close{
  width:34px;height:34px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:8px;color:var(--fg2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  font-size:1.1rem;transition:all .2s;
}
.modal-close:hover{background:var(--surface-h);color:var(--fg)}

/* Form elements */
.form-row{margin-bottom:1.1rem}
label{
  display:block;font-size:.82rem;font-weight:500;
  color:var(--fg2);margin-bottom:.45rem;
}
input[type=text],input[type=password],textarea,select{
  width:100%;padding:.7rem .95rem;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:10px;
  color:var(--fg);font-size:.9rem;
  outline:none;transition:all var(--transition);
  font-family:'Inter',sans-serif;
}
textarea{resize:vertical;min-height:90px;line-height:1.6}
input:focus,textarea:focus,select:focus{
  border-color:var(--purple);
  box-shadow:0 0 0 3px rgba(139,92,246,.12);
}
select option{background:#0d0d2b}
.hint{font-size:.73rem;color:var(--fg3);margin-top:.35rem}

.emoji-row{
  display:flex;flex-wrap:wrap;gap:.45rem;margin-top:.4rem;
}
.e-opt{
  width:42px;height:42px;
  background:var(--surface);
  border:2px solid var(--border);
  border-radius:8px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  font-size:1.25rem;transition:all .2s;
}
.e-opt:hover,.e-opt.sel{border-color:var(--purple);background:rgba(139,92,246,.12)}

.grad-row{
  display:flex;gap:.45rem;flex-wrap:wrap;margin-top:.4rem;
}
.g-opt{
  width:30px;height:30px;border-radius:7px;cursor:pointer;
  border:2px solid transparent;transition:all .2s;
  flex-shrink:0;
}
.g-opt:hover,.g-opt.sel{border-color:#fff;transform:scale(1.12)}

.info-box{
  background:rgba(139,92,246,.1);
  border:1px solid rgba(139,92,246,.2);
  border-radius:10px;padding:.9rem;
  font-size:.83rem;color:var(--fg2);line-height:1.65;
  margin-bottom:1.1rem;
}
.info-box strong{color:var(--purple)}
.info-box a{color:var(--cyan);text-decoration:none}
.info-box a:hover{text-decoration:underline}

.steps{
  background:var(--surface);border-radius:10px;
  padding:.9rem;margin-bottom:1.1rem;
}
.steps ol{padding-left:1.2rem;font-size:.83rem;color:var(--fg2);line-height:1.9}
.steps a{color:var(--cyan);text-decoration:none}
.steps a:hover{text-decoration:underline}

/* ═══════════════════════════════════════════
   TOAST
═══════════════════════════════════════════ */
.toast{
  position:fixed;bottom:2rem;right:2rem;
  padding:.8rem 1.2rem;
  background:rgba(11,11,38,.96);
  border:1px solid var(--border-h);
  border-radius:12px;
  color:var(--fg);font-size:.88rem;
  display:flex;align-items:center;gap:.7rem;
  transform:translateY(80px);opacity:0;
  transition:all .3s;
  z-index:1200;
  backdrop-filter:blur(20px);
  box-shadow:0 12px 40px rgba(0,0,0,.45);
  max-width:300px;
}
.toast.show{transform:translateY(0);opacity:1}
.toast.ok{border-color:rgba(74,222,128,.3)}
.toast.err{border-color:rgba(239,68,68,.3)}

/* ═══════════════════════════════════════════
   ANIMATIONS
═══════════════════════════════════════════ */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideDown{from{opacity:0;transform:translateY(-18px)}to{opacity:1;transform:translateY(0)}}
@keyframes cardIn{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
@keyframes spin{to{transform:rotate(360deg)}}

.spinner{
  width:18px;height:18px;
  border:2px solid rgba(255,255,255,.25);
  border-top-color:#fff;
  border-radius:50%;
  animation:spin .65s linear infinite;
  display:inline-block;
}

/* ═══════════════════════════════════════════
   ── CHAT PAGE ──
═══════════════════════════════════════════ */
.chat-wrap{
  display:flex;height:100vh;height:100dvh;overflow:hidden;
}

/* ─── Sidebar ───────────────────────────── */
.sidebar{
  width:310px;min-width:270px;
  background:rgba(11,11,38,.92);
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  backdrop-filter:blur(22px);
  position:relative;z-index:10;
  transition:transform .3s ease;
}
.sidebar-top{
  padding:1.1rem 1.1rem 1rem;
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:.65rem;
}
.back{
  width:34px;height:34px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:8px;color:var(--fg2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  text-decoration:none;font-size:1rem;
  transition:all .2s;flex-shrink:0;
}
.back:hover{background:var(--surface-h);color:var(--fg)}

.sb-brand{
  font-family:'Orbitron',monospace;
  font-size:.95rem;font-weight:700;
  background:linear-gradient(135deg,var(--purple),var(--cyan));
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}

.profile{
  padding:1.8rem 1.4rem;
  display:flex;flex-direction:column;align-items:center;
  text-align:center;border-bottom:1px solid var(--border);
}
.p-ava{
  width:84px;height:84px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:2.3rem;margin-bottom:.95rem;
  position:relative;
  background:var(--bg2);
  box-shadow:0 0 0 3px,0 0 30px;
}
.p-online{
  position:absolute;bottom:3px;right:3px;
  width:15px;height:15px;
  background:var(--green);border-radius:50%;
  border:2.5px solid var(--bg2);
}
.p-name{
  font-family:'Rajdhani',sans-serif;
  font-size:1.45rem;font-weight:700;margin-bottom:.12rem;
}
.p-role{font-size:.72rem;color:var(--fg3);text-transform:uppercase;letter-spacing:.5px;margin-bottom:.8rem}
.p-desc{font-size:.83rem;color:var(--fg2);line-height:1.6;margin-bottom:.9rem}
.p-tags{display:flex;flex-wrap:wrap;gap:.35rem;justify-content:center}

.sb-actions{
  padding:1rem 1.1rem;
  border-top:1px solid var(--border);
  margin-top:auto;
  display:flex;flex-direction:column;gap:.45rem;
}
.act-btn{
  width:100%;padding:.55rem .9rem;
  background:var(--surface);border:1px solid var(--border);
  border-radius:8px;color:var(--fg2);font-size:.82rem;
  cursor:pointer;transition:all .2s;
  display:flex;align-items:center;justify-content:center;gap:.45rem;
}
.act-btn:hover{background:var(--surface-h);border-color:var(--border-h);color:var(--fg)}
.act-btn.red:hover{background:rgba(239,68,68,.1);border-color:rgba(239,68,68,.3);color:#ef4444}

/* ─── Main chat ─────────────────────────── */
.chat-main{flex:1;display:flex;flex-direction:column;overflow:hidden;position:relative}

.chat-top-bar{
  display:none;
  padding:.85rem 1.1rem;
  background:rgba(11,11,38,.9);
  border-bottom:1px solid var(--border);
  align-items:center;gap:.7rem;
  backdrop-filter:blur(20px);
}
.sb-toggle{
  width:34px;height:34px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:8px;color:var(--fg2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;transition:all .2s;flex-shrink:0;
}
.sb-toggle:hover{background:var(--surface-h);color:var(--fg)}
.top-info{display:flex;align-items:center;gap:.7rem;flex:1}
.top-ava{
  width:34px;height:34px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;background:rgba(139,92,246,.2);flex-shrink:0;
}
.top-name{font-weight:600;font-size:.9rem}
.top-status{font-size:.7rem;color:var(--green)}

/* ─── API warning bar ──────────────────── */
.api-warn{
  padding:.65rem 1.4rem;
  background:rgba(239,68,68,.12);
  border-bottom:1px solid rgba(239,68,68,.25);
  display:flex;align-items:center;justify-content:space-between;
  gap:.8rem;font-size:.82rem;color:#fca5a5;
}
.api-warn button{
  background:none;border:1px solid rgba(239,68,68,.35);
  border-radius:6px;color:#fca5a5;
  padding:.25rem .65rem;font-size:.78rem;
  cursor:pointer;transition:all .2s;white-space:nowrap;
}
.api-warn button:hover{background:rgba(239,68,68,.15)}
.api-warn.gone{display:none}

/* ─── Messages ──────────────────────────── */
.msgs{
  flex:1;overflow-y:auto;
  padding:1.5rem;
  display:flex;flex-direction:column;gap:.95rem;
  scroll-behavior:smooth;
}
/* Push messages to the bottom when there aren’t many (like real chat apps) */
.msgs::before{content:'';flex:1;min-height:0}

.welcome{
  text-align:center;padding:3rem 1.5rem;
  max-width:480px;margin:auto;
}
.w-ava{font-size:3.5rem;display:block;margin-bottom:.9rem}
.welcome h3{
  font-family:'Rajdhani',sans-serif;
  font-size:1.45rem;font-weight:700;margin-bottom:.45rem;
}
.welcome p{color:var(--fg2);font-size:.88rem;line-height:1.65;margin-bottom:1.4rem}
.chips{display:flex;flex-wrap:wrap;gap:.45rem;justify-content:center}
.chip{
  padding:.45rem .9rem;
  background:var(--surface);border:1px solid var(--border);
  border-radius:50px;font-size:.8rem;color:var(--fg2);
  cursor:pointer;transition:all .2s;
}
.chip:hover{background:rgba(139,92,246,.15);border-color:rgba(139,92,246,.38);color:var(--purple)}

/* message rows */
.msg{
  display:flex;gap:.7rem;
  max-width:82%;
  animation:msgIn .28s ease;
}
@keyframes msgIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

.msg.me{align-self:flex-end;flex-direction:row-reverse}

.m-ava{
  width:34px;height:34px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:.95rem;flex-shrink:0;margin-top:3px;
}
.msg.ai .m-ava{background:rgba(139,92,246,.2)}
.msg.me .m-ava{background:rgba(34,211,238,.18)}

.m-body{max-width:calc(100% - 46px)}

.bubble{
  padding:.8rem 1.05rem;
  border-radius:16px;
  font-size:.92rem;line-height:1.68;
  word-break:break-word;
}
.msg.ai .bubble{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:4px 16px 16px 16px;
}
.msg.me .bubble{
  background:linear-gradient(135deg,rgba(139,92,246,.38),rgba(34,211,238,.18));
  border:1px solid rgba(139,92,246,.28);
  border-radius:16px 4px 16px 16px;
}
.m-time{
  font-size:.68rem;color:var(--fg3);
  margin-top:.25rem;padding:0 .2rem;
}
.msg.me .m-time{text-align:right}

/* Typing indicator */
.typing{display:flex;gap:.7rem;max-width:82%;animation:msgIn .28s ease}
.t-bbl{
  padding:.75rem 1.1rem;
  background:var(--surface);border:1px solid var(--border);
  border-radius:4px 16px 16px 16px;
  display:flex;align-items:center;gap:.3rem;
}
.t-dot{
  width:6px;height:6px;
  background:var(--purple);border-radius:50%;
  animation:tdot 1.3s ease infinite;
}
.t-dot:nth-child(2){animation-delay:.18s}
.t-dot:nth-child(3){animation-delay:.36s}
@keyframes tdot{0%,60%,100%{transform:translateY(0);opacity:.45}30%{transform:translateY(-5px);opacity:1}}

/* ─── Input area ───────────────────────── */
.input-area{
  padding:1.1rem 1.4rem;
  padding-bottom:max(1.1rem, env(safe-area-inset-bottom));
  background:rgba(11,11,38,.92);
  border-top:1px solid var(--border);
  backdrop-filter:blur(20px);
}
.input-box{
  display:flex;gap:.65rem;align-items:flex-end;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:16px;
  padding:.4rem .6rem;
  transition:all var(--transition);
}
.input-box:focus-within{border-color:var(--purple);box-shadow:0 0 0 3px rgba(139,92,246,.1)}

#msg-input{
  flex:1;background:none;border:none;outline:none;
  color:var(--fg);font-size:.9rem;
  font-family:'Inter',sans-serif;
  resize:none;max-height:140px;min-height:24px;
  line-height:1.55;padding:.4rem .2rem;
}
#msg-input::placeholder{color:var(--fg3)}

.send{
  width:38px;height:38px;min-width:38px;
  background:linear-gradient(135deg,var(--purple),var(--cyan));
  border:none;border-radius:10px;color:#fff;
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  font-size:.95rem;transition:all .2s;
}
.send:hover{opacity:.88;transform:scale(1.06)}
.send:disabled{opacity:.4;cursor:not-allowed;transform:none}

.stop-btn{
  width:38px;height:38px;min-width:38px;
  background:linear-gradient(135deg,#ef4444,#b91c1c);
  border:none;border-radius:10px;color:#fff;
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  font-size:.95rem;transition:all .2s;
  animation:stopPulse 1.2s ease infinite;
}
.stop-btn:hover{opacity:.88;transform:scale(1.06)}
@keyframes stopPulse{
  0%,100%{box-shadow:0 0 0 0 rgba(239,68,68,.5)}
  50%{box-shadow:0 0 0 6px rgba(239,68,68,0)}
}

/* ─────────────────────────────────────────────────────────────
   NEW CHAT button in sidebar-top
───────────────────────────────────────────────────────────── */
.sb-new-btn{
  margin-left:auto;
  background:rgba(139,92,246,.18);
  border:1px solid rgba(139,92,246,.35);
  color:var(--purple);
  border-radius:8px;
  padding:.3rem .55rem;
  font-size:.85rem;cursor:pointer;
  transition:all .2s;
}
.sb-new-btn:hover{background:rgba(139,92,246,.3);transform:scale(1.07)}

/* ─── Sidebar reply-length quick buttons ─── */
.length-quick-btn{
  flex:1;padding:.38rem .2rem;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:8px;
  color:var(--fg3);font-size:.73rem;
  cursor:pointer;transition:all .2s;
  white-space:nowrap;
}
.length-quick-btn:hover{background:var(--surface-h);color:var(--fg)}
.length-quick-btn.active{
  background:rgba(139,92,246,.22);
  border-color:rgba(139,92,246,.55);
  color:var(--purple);font-weight:600;
}

/* Mobile history / new-chat buttons in top bar */
.mob-hist-btn{
  background:rgba(139,92,246,.15);
  border:1px solid rgba(139,92,246,.28);
  color:var(--purple);
  border-radius:8px;
  padding:.3rem .5rem;
  font-size:.88rem;cursor:pointer;
  transition:all .2s;
}
.mob-hist-btn:hover{background:rgba(139,92,246,.3)}

/* ─────────────────────────────────────────────────────────────
   HISTORY PANEL (slide-out drawer)
───────────────────────────────────────────────────────────── */
.hist-panel{
  position:fixed;
  top:0;left:-360px;
  width:340px;height:100vh;
  background:rgba(14,14,44,.97);
  backdrop-filter:blur(28px);
  border-right:1px solid var(--border);
  z-index:500;
  display:flex;flex-direction:column;
  transition:left .28s cubic-bezier(.4,0,.2,1);
  overflow:hidden;
}
.hist-panel.open{left:0}

.hist-bdrop{
  position:fixed;inset:0;
  background:rgba(0,0,0,.55);
  z-index:499;
  opacity:0;pointer-events:none;
  transition:opacity .25s;
}
.hist-bdrop.show{opacity:1;pointer-events:all}

.hist-panel-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:1.1rem 1.2rem .8rem;
  border-bottom:1px solid var(--border);
  font-weight:700;font-size:1rem;color:var(--fg);
  flex-shrink:0;
}
.hist-close-btn{
  background:none;border:none;color:var(--fg3);
  font-size:1rem;cursor:pointer;padding:.2rem .4rem;
  border-radius:6px;transition:color .15s;
}
.hist-close-btn:hover{color:var(--fg)}

.hist-new-conv{
  margin:.75rem 1rem .5rem;
  background:linear-gradient(135deg,rgba(139,92,246,.22),rgba(34,211,238,.12));
  border:1px solid rgba(139,92,246,.38);
  color:var(--fg);font-size:.88rem;font-weight:600;
  padding:.55rem 1rem;border-radius:10px;
  cursor:pointer;width:calc(100% - 2rem);
  transition:all .2s;text-align:left;
}
.hist-new-conv:hover{background:rgba(139,92,246,.3);border-color:var(--purple)}

/* Folder tabs */
.hist-folder-tabs{
  display:flex;flex-wrap:wrap;gap:.35rem;
  padding:.5rem 1rem .6rem;
  border-bottom:1px solid var(--border);
  flex-shrink:0;
}
.h-ftab{
  background:rgba(255,255,255,.05);
  border:1px solid var(--border);
  color:var(--fg2);font-size:.73rem;font-weight:600;
  padding:.25rem .65rem;border-radius:20px;
  cursor:pointer;transition:all .18s;
  white-space:nowrap;
}
.h-ftab:hover{background:rgba(139,92,246,.18);border-color:rgba(139,92,246,.4);color:var(--fg)}
.h-ftab.active{
  background:rgba(139,92,246,.28);
  border-color:var(--purple);
  color:#fff;
}
.h-ftab-add{
  background:rgba(34,211,238,.08);
  border-color:rgba(34,211,238,.25);
  color:var(--cyan);font-size:.8rem;
}
.h-ftab-add:hover{background:rgba(34,211,238,.18)}

/* Conversation list */
.hist-list{
  flex:1;overflow-y:auto;padding:.5rem .7rem .7rem;
  scrollbar-width:thin;
  scrollbar-color:rgba(139,92,246,.35) transparent;
}
.hist-list::-webkit-scrollbar{width:4px}
.hist-list::-webkit-scrollbar-thumb{background:rgba(139,92,246,.35);border-radius:4px}

.hist-empty{
  color:var(--fg3);font-size:.83rem;
  text-align:center;padding:2.5rem 1rem;
  line-height:1.7;
}

.hist-item{
  display:flex;align-items:flex-start;gap:.35rem;
  border-radius:12px;
  border:1px solid transparent;
  margin-bottom:.35rem;
  transition:all .18s;
  overflow:hidden;
}
.hist-item:hover{
  background:rgba(139,92,246,.1);
  border-color:rgba(139,92,246,.2);
}
.hist-item.active{
  background:rgba(139,92,246,.18);
  border-color:rgba(139,92,246,.4);
}

.hi-body{
  flex:1;padding:.65rem .7rem .55rem;
  cursor:pointer;min-width:0;
}
.hi-name{
  font-size:.88rem;font-weight:600;
  color:var(--fg);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.hi-meta{
  display:flex;gap:.5rem;align-items:center;
  margin-top:.18rem;
}
.hi-folder{
  font-size:.68rem;font-weight:600;
  background:rgba(34,211,238,.12);
  border:1px solid rgba(34,211,238,.22);
  color:var(--cyan);
  padding:.08rem .4rem;border-radius:10px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:90px;
}
.hi-date{font-size:.68rem;color:var(--fg3)}
.hi-preview{
  font-size:.75rem;color:var(--fg3);
  margin-top:.22rem;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}

.hi-actions{
  display:flex;flex-direction:column;gap:.2rem;
  padding:.4rem .35rem .4rem 0;
  opacity:0;transition:opacity .15s;
}
.hist-item:hover .hi-actions,
.hist-item.active .hi-actions{ opacity:1 }

.hi-btn{
  background:none;border:none;
  font-size:.8rem;cursor:pointer;
  color:var(--fg3);padding:.18rem .3rem;
  border-radius:5px;transition:all .15s;
  line-height:1;
}
.hi-btn:hover{background:rgba(255,255,255,.08);color:var(--fg)}
.hi-btn.red:hover{background:rgba(239,68,68,.18);color:#f87171}

/* ─── Responsive ─────────────────────────────────────────── */
@media(max-width:900px){
  .hist-panel{width:min(340px,92vw)}
}

/* ═══════════════════════════════════════════════════════════
   HOME HISTORY SIDEBAR (ChatGPT-style drawer)
═══════════════════════════════════════════════════════════ */
.nav-hist-btn{
  background:rgba(139,92,246,.16);
  border:1px solid rgba(139,92,246,.32);
  color:var(--purple);
  border-radius:20px;
  padding:.35rem .85rem;
  font-size:.82rem;font-weight:600;
  cursor:pointer;
  margin-right:.5rem;
  transition:all .2s;
  white-space:nowrap;
}
.nav-hist-btn:hover{background:rgba(139,92,246,.3);transform:scale(1.04)}

/* ── Auth / Login ── */
.auth-login-btn{
  padding:.36rem .88rem;
  background:linear-gradient(135deg,#7c3aed,#06b6d4);
  border:none;border-radius:20px;
  color:#fff;font-size:.82rem;font-weight:600;
  cursor:pointer;transition:all .2s;white-space:nowrap;
  margin-right:.4rem;
}
.auth-login-btn:hover{opacity:.85;transform:scale(1.04)}
.auth-user-menu{display:none;align-items:center;margin-right:.4rem}

.home-hist-panel{
  position:fixed;
  top:0;left:-380px;
  width:360px;height:100vh;
  background:rgba(10,10,36,.98);
  backdrop-filter:blur(30px);
  border-right:1px solid rgba(139,92,246,.25);
  z-index:1100;
  display:flex;flex-direction:column;
  transition:left .28s cubic-bezier(.4,0,.2,1);
  overflow:hidden;
}
.home-hist-panel.open{left:0}

.home-hist-bdrop{
  position:fixed;inset:0;
  background:rgba(0,0,0,.6);
  z-index:1099;
  opacity:0;pointer-events:none;
  transition:opacity .25s;
}
.home-hist-bdrop.show{opacity:1;pointer-events:all}

.home-hist-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:1.2rem 1.3rem .9rem;
  border-bottom:1px solid rgba(139,92,246,.2);
  font-weight:700;font-size:1.05rem;color:var(--fg);
  flex-shrink:0;
  background:rgba(139,92,246,.06);
}

.home-hist-search{
  display:flex;align-items:center;gap:.5rem;
  padding:.7rem 1rem;
  border-bottom:1px solid rgba(255,255,255,.06);
  flex-shrink:0;
}
.home-hist-search input{
  flex:1;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  border-radius:8px;padding:.4rem .6rem;
  color:var(--fg);font-size:.85rem;outline:none;
  transition:border-color .2s;
}
.home-hist-search input:focus{border-color:var(--purple)}

.home-hist-folder-tabs{
  display:flex;flex-wrap:wrap;gap:.3rem;
  padding:.6rem 1rem .5rem;
  border-bottom:1px solid rgba(255,255,255,.05);
  flex-shrink:0;
}

.home-hist-list{
  flex:1;overflow-y:auto;padding:.5rem .6rem .8rem;
  scrollbar-width:thin;
  scrollbar-color:rgba(139,92,246,.3) transparent;
}
.home-hist-list::-webkit-scrollbar{width:4px}
.home-hist-list::-webkit-scrollbar-thumb{background:rgba(139,92,246,.3);border-radius:4px}

/* Character group */
.hh-char-group{margin-bottom:.2rem}
.hh-char-header{
  display:flex;align-items:center;gap:.5rem;
  padding:.5rem .7rem .3rem;
  cursor:pointer;border-radius:8px;
  transition:background .15s;
  margin-top:.5rem;
}
.hh-char-header:hover{background:rgba(139,92,246,.1)}
.hh-char-ava{font-size:1.2rem}
.hh-char-name{font-weight:700;font-size:.88rem;color:var(--fg)}
.hh-char-role{font-size:.72rem;color:var(--fg3);margin-left:.2rem}

/* Conversation item */
.hh-conv-item{
  display:flex;align-items:flex-start;gap:.3rem;
  border-radius:10px;
  border:1px solid transparent;
  margin-bottom:.25rem;
  margin-left:1rem;
  transition:all .15s;
}
.hh-conv-item:hover{background:rgba(139,92,246,.1);border-color:rgba(139,92,246,.2)}
.hh-conv-item.active{background:rgba(139,92,246,.18);border-color:rgba(139,92,246,.38)}

.hh-body{
  flex:1;padding:.55rem .6rem .45rem;
  cursor:pointer;min-width:0;
}
.hh-name{
  font-size:.85rem;font-weight:600;color:var(--fg);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.hh-meta{display:flex;gap:.4rem;align-items:center;margin-top:.15rem;flex-wrap:wrap}
.hh-folder{
  font-size:.65rem;font-weight:600;
  background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.2);
  color:var(--cyan);padding:.05rem .35rem;border-radius:9px;
}
.hh-date{font-size:.65rem;color:var(--fg3)}
.hh-active-badge{
  font-size:.62rem;font-weight:700;
  background:rgba(74,222,128,.15);border:1px solid rgba(74,222,128,.3);
  color:#4ade80;padding:.04rem .4rem;border-radius:9px;
}
.hh-preview{
  font-size:.73rem;color:var(--fg3);
  margin-top:.18rem;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.hh-actions{
  display:flex;flex-direction:column;justify-content:center;
  padding:.3rem .25rem;
  opacity:0;transition:opacity .15s;
}
.hh-conv-item:hover .hh-actions,
.hh-conv-item.active .hh-actions{opacity:1}

/* ═══════════════════════════════════════════════════════════
   TONE & STYLE MODAL
═══════════════════════════════════════════════════════════ */
.modal-wide{max-width:640px;width:95vw}

.sty-label{
  font-size:.78rem;font-weight:700;
  color:var(--fg3);text-transform:uppercase;letter-spacing:.6px;
  margin:.9rem 0 .45rem;
}
.sty-chips{
  display:flex;flex-wrap:wrap;gap:.4rem;
  margin-bottom:.2rem;
}
.sty-chip{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  color:var(--fg2);
  font-size:.8rem;font-weight:500;
  padding:.3rem .7rem;border-radius:20px;
  cursor:pointer;
  transition:all .18s;
  user-select:none;
}
.sty-chip:hover{
  background:rgba(139,92,246,.18);
  border-color:rgba(139,92,246,.38);
  color:var(--fg);
}
.sty-chip.active{
  background:rgba(139,92,246,.32);
  border-color:var(--purple);
  color:#fff;
  box-shadow:0 0 10px rgba(139,92,246,.25);
}

/* Accent action button */
.act-btn.accent{
  background:linear-gradient(135deg,rgba(139,92,246,.22),rgba(34,211,238,.12));
  border-color:rgba(139,92,246,.4);
  color:var(--fg);
}
.act-btn.accent:hover{
  background:linear-gradient(135deg,rgba(139,92,246,.35),rgba(34,211,238,.2));
}

@media(max-width:900px){
  .nav-hist-btn{display:none}
  .home-hist-panel{width:min(360px,96vw)}
}


.input-hint{
  text-align:center;font-size:.68rem;color:var(--fg3);
  margin-top:.45rem;
}

/* bubble text formatting */
.bubble p{margin-bottom:.45rem}
.bubble p:last-child{margin-bottom:0}
.bubble strong{font-weight:600}
.bubble em{font-style:italic;color:rgba(240,240,255,.78)}
.bubble code{
  background:rgba(255,255,255,.09);
  padding:.08rem .28rem;border-radius:4px;
  font-family:monospace;font-size:.84em;
}
.bubble pre{
  background:rgba(255,255,255,.06);
  border:1px solid var(--border);
  border-radius:8px;padding:.75rem;
  overflow-x:auto;margin:.5rem 0;
}
.bubble pre code{background:none;padding:0}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media(max-width:900px){
  .sidebar{
    position:fixed;top:0;left:0;bottom:0;
    z-index:300;
    transform:translateX(-100%);
  }
  .sidebar.open{transform:translateX(0)}
  .sidebar-backdrop{
    position:fixed;inset:0;background:rgba(0,0,0,.55);
    z-index:299;display:none;
  }
  .sidebar-backdrop.show{display:block}
  .chat-top-bar{display:flex}
  .msg{max-width:92%}
}

@media(max-width:768px){
  .navbar{padding:0 1rem}
  .nav-links{
    display:none;position:absolute;
    top:var(--nav-h);left:0;right:0;
    background:rgba(5,5,20,.97);
    flex-direction:column;padding:.8rem 1rem;
    border-bottom:1px solid var(--border);
    gap:.1rem;
  }
  .nav-links.open{display:flex}
  .hamburger{display:block}
  .hero h1{font-size:2.1rem}
  .hero-stats{gap:1.8rem}
  .stat-val{font-size:1.6rem}
  .section{padding:3rem 1rem}
  .grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
  .create-banner{flex-direction:column;text-align:center}
  .create-banner p{margin:0 auto}
  .toast{right:1rem;bottom:1rem}
}

@media(max-width:480px){
  .section{padding:2.5rem .85rem}
  .grid{grid-template-columns:1fr}
  .hero-stats{gap:1.4rem}
  .msgs{padding:.85rem}
  .input-area{padding:.65rem .85rem;padding-bottom:max(.65rem, env(safe-area-inset-bottom))}
}