/* ═══════════════════════════════════════
   TOKENS — dark (default)
═══════════════════════════════════════ */
:root{
  --bg:#0a0a0f;--bg2:#111118;--bg3:#1a1a24;--bg4:#222230;
  --border:rgba(255,255,255,.06);--border2:rgba(255,255,255,.11);--border3:rgba(255,255,255,.16);
  --text:#f0f0f5;--text2:#9898aa;--text3:#55556a;
  --accent:#6366f1;--accent2:#818cf8;--accent3:#a5b4fc;--abg:rgba(99,102,241,.1);--abg2:rgba(99,102,241,.18);
  --green:#22c55e;--gbg:rgba(34,197,94,.1);
  --red:#ef4444;--rbg:rgba(239,68,68,.1);
  --amber:#f59e0b;
  --shadow:0 1px 3px rgba(0,0,0,.4),0 4px 16px rgba(0,0,0,.3);
  --shadow2:0 2px 8px rgba(0,0,0,.5),0 8px 32px rgba(0,0,0,.4);
  --r:10px;--rs:7px;--rl:14px;
  --sidebar:240px;
  --font:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --nav-h:0px;
}
/* light */
.light{
  --bg:#f5f5f8;--bg2:#ffffff;--bg3:#f0f0f5;--bg4:#e8e8f0;
  --border:rgba(0,0,0,.06);--border2:rgba(0,0,0,.10);--border3:rgba(0,0,0,.16);
  --text:#0d0d14;--text2:#52526a;--text3:#9898b0;
  --accent:#4f46e5;--accent2:#6366f1;--accent3:#818cf8;--abg:rgba(79,70,229,.07);--abg2:rgba(79,70,229,.13);
  --shadow:0 1px 3px rgba(0,0,0,.08),0 4px 16px rgba(0,0,0,.06);
  --shadow2:0 2px 8px rgba(0,0,0,.1),0 8px 32px rgba(0,0,0,.08);
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;transition:background .25s,color .25s;-webkit-font-smoothing:antialiased}

/* ═══════════════════════════════════════
   SCREENS
═══════════════════════════════════════ */
.screen{display:none}.screen.active{display:block}

/* ═══════════════════════════════════════
   LOADING
═══════════════════════════════════════ */
#loading-overlay{position:fixed;inset:0;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:9999;transition:opacity .35s}
#loading-overlay.hidden{opacity:0;pointer-events:none}
.loading-logo{font-size:26px;font-weight:800;letter-spacing:-.2px;margin-bottom:20px;color:var(--text)}
.loading-logo span{background:linear-gradient(130deg,#3b82f6,#7c3aed);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.loading-bar-wrap{width:120px;height:2px;background:var(--border2);border-radius:999px;overflow:hidden}
.loading-bar-inner{height:100%;background:var(--accent);border-radius:999px;animation:loadbar 1.4s ease-in-out infinite}
@keyframes loadbar{0%{width:0%;margin-left:0}50%{width:70%;margin-left:15%}100%{width:0%;margin-left:100%}}
#loading-error{margin-top:24px;font-size:13px;color:var(--red);text-align:center;display:none;max-width:280px;line-height:1.5}

/* ═══════════════════════════════════════
   TOAST — premium minimal
═══════════════════════════════════════ */
#toast{
  position:fixed;bottom:28px;right:24px;
  display:flex;align-items:flex-start;gap:10px;
  background:var(--bg2);
  border:1px solid var(--border2);
  border-left:3px solid var(--border3);
  border-radius:12px;
  padding:13px 16px;
  font-size:13px;font-weight:500;color:var(--text);
  z-index:9998;
  box-shadow:0 8px 32px rgba(0,0,0,.28),0 2px 8px rgba(0,0,0,.14);
  max-width:320px;line-height:1.5;
  opacity:0;pointer-events:none;
}
#toast.show{animation:toastIn .3s cubic-bezier(.34,1.56,.64,1) forwards;pointer-events:all}
#toast.t-out{animation:toastOut .22s ease forwards}
.t-ico{font-size:13px;flex-shrink:0;line-height:1.5;font-weight:700}
.t-body{flex:1;min-width:0;word-break:break-word}
#toast.t-success{border-left-color:var(--green)}
#toast.t-success .t-ico{color:var(--green)}
#toast.t-error{border-left-color:var(--red)}
#toast.t-error .t-ico{color:var(--red)}
@keyframes toastIn{from{opacity:0;transform:translateY(14px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes toastOut{from{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(6px) scale(.97)}}

/* ═══════════════════════════════════════
   BTNS / FORMS — shared
═══════════════════════════════════════ */
.btn{padding:9px 18px;border-radius:var(--rs);font-size:13px;font-weight:500;cursor:pointer;transition:all .18s cubic-bezier(.4,0,.2,1);border:none;font-family:var(--font);display:inline-flex;align-items:center;gap:7px;text-decoration:none;line-height:1;white-space:nowrap;min-height:34px}
.btn-ghost{background:transparent;color:var(--text2);border:1px solid var(--border2)}.btn-ghost:hover{background:var(--bg3);color:var(--text);border-color:var(--border3);transform:translateY(-1px)}.btn-ghost:active{transform:scale(.97) translateY(0)!important}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 1px 2px rgba(99,102,241,.3),inset 0 1px 0 rgba(255,255,255,.08)}.btn-primary:hover{background:#5254f0;transform:translateY(-1px);box-shadow:0 4px 14px rgba(99,102,241,.38),inset 0 1px 0 rgba(255,255,255,.08)}.btn-primary:active:not(:disabled){transform:scale(.97) translateY(0)!important;box-shadow:0 1px 2px rgba(99,102,241,.3)!important}
.btn-danger{background:var(--rbg);color:var(--red);border:1px solid rgba(239,68,68,.18)}.btn-danger:hover{background:rgba(239,68,68,.18);transform:translateY(-1px)}.btn-danger:active{transform:scale(.97) translateY(0)!important}
.btn-sm{padding:6px 13px;font-size:12.5px;min-height:30px}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none!important}
.form-group{margin-bottom:13px}
label{display:block;font-size:12px;font-weight:500;color:var(--text2);margin-bottom:4px}
input,select,textarea{width:100%;padding:9px 12px;border-radius:var(--rs);border:1px solid var(--border2);background:var(--bg3);color:var(--text);font-size:13px;font-family:var(--font);outline:none;transition:border-color .18s,background .18s}
textarea{resize:vertical;min-height:70px}
input:focus,select:focus,textarea:focus{border-color:var(--accent);background:var(--bg2);box-shadow:0 0 0 3px var(--abg);}
input[type=date]::-webkit-calendar-picker-indicator,input[type=time]::-webkit-calendar-picker-indicator{filter:invert(.5);cursor:pointer}
.msg{padding:9px 13px;border-radius:var(--rs);font-size:12px;margin-bottom:12px;display:none}
.msg.error{background:var(--rbg);color:var(--red);border:1px solid rgba(239,68,68,.2);display:block}
.msg.success{background:var(--gbg);color:var(--green);border:1px solid rgba(34,197,94,.2);display:block}
.auth-link{color:var(--accent2);cursor:pointer;text-decoration:underline}
.spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.25);border-top-color:#fff;border-radius:50%;animation:spin .55s linear infinite;flex-shrink:0}
@keyframes spin{to{transform:rotate(360deg)}}
.skeleton{background:linear-gradient(90deg,var(--bg3) 25%,var(--bg4) 50%,var(--bg3) 75%);background-size:200% 100%;animation:shimmer 1.6s infinite;border-radius:6px}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}