/* ═══════════════════════════════════════════
   SorteandoAndo — Design System v2
   Dark Tech · Glassmorphism · Cyan/Violet
═══════════════════════════════════════════ */
:root{
  --bg:#050810;--bg-2:#080d1a;
  --surface:rgba(255,255,255,0.03);--surface-2:rgba(255,255,255,0.06);
  --border:rgba(255,255,255,0.08);--border-hi:rgba(99,210,255,0.3);
  --cyan:#63d2ff;--cyan-dim:rgba(99,210,255,0.12);
  --violet:#9b8fff;--violet-dim:rgba(155,143,255,0.12);
  --white:#f0f4ff;--muted:#6b7a9e;--muted-2:#3a4460;
  --success:#34d399;--warn:#fbbf24;--error:#f87171;
  --radius:10px;--radius-lg:16px;
  --font-display:'DM Sans',sans-serif;--font-body:'DM Sans',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--white);font-family:var(--font-body);font-weight:300;min-height:100vh;overflow-x:hidden}

/* GRID BG */
body::before{content:'';position:fixed;inset:0;background-image:linear-gradient(rgba(99,210,255,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(99,210,255,0.025) 1px,transparent 1px);background-size:60px 60px;pointer-events:none;z-index:0}

/* ORB */
.orb{position:fixed;border-radius:50%;filter:blur(130px);pointer-events:none;z-index:0}
.orb-1{width:600px;height:600px;background:rgba(99,210,255,0.055);top:-200px;right:-150px}
.orb-2{width:500px;height:500px;background:rgba(155,143,255,0.055);bottom:-150px;left:-150px}

/* GRADIENT TEXT */
.grad{background:linear-gradient(135deg,var(--cyan) 0%,var(--violet) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* GLASS CARD */
.glass{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);backdrop-filter:blur(20px);position:relative;overflow:hidden}
.glass::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(99,210,255,0.4),transparent);pointer-events:none}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;border-radius:var(--radius);font-family:var(--font-display);font-size:.88rem;font-weight:600;cursor:pointer;transition:all .2s;text-decoration:none;border:none;padding:.75rem 1.5rem;letter-spacing:.01em}
.btn-cyan{background:var(--cyan);color:var(--bg)}
.btn-cyan:hover{opacity:.85;transform:translateY(-1px)}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--white)}
.btn-outline:hover{border-color:var(--border-hi);color:var(--cyan)}
.btn-success{background:rgba(52,211,153,0.15);border:1px solid rgba(52,211,153,0.35);color:var(--success)}
.btn-success:hover{background:rgba(52,211,153,0.25)}
.btn-danger{background:rgba(248,113,113,0.12);border:1px solid rgba(248,113,113,0.3);color:var(--error)}
.btn-danger:hover{background:rgba(248,113,113,0.22)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none!important}
.btn-sm{padding:.45rem 1rem;font-size:.78rem}
.btn-lg{padding:.95rem 2rem;font-size:1rem}
.btn-full{width:100%}

/* SPINNER */
.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.15);border-top-color:currentColor;border-radius:50%;animation:spin .65s linear infinite;display:none}
.btn.loading .btn-label{display:none}
.btn.loading .spinner{display:block}

/* INPUT */
.field{margin-bottom:1.1rem}
.field label{display:block;font-size:.78rem;font-weight:500;color:var(--muted);margin-bottom:.4rem;letter-spacing:.03em}
.input-wrap{position:relative}
.input-icon{position:absolute;left:.9rem;top:50%;transform:translateY(-50%);font-size:.95rem;pointer-events:none;opacity:.4}
.input-wrap input,.input-wrap select,.input-wrap textarea{width:100%;background:rgba(255,255,255,0.035);border:1px solid var(--border);border-radius:var(--radius);padding:.8rem .9rem .8rem 2.6rem;color:var(--white);font-family:var(--font-body);font-size:.9rem;font-weight:300;outline:none;transition:border-color .2s,background .2s;appearance:none}
.input-wrap input:focus,.input-wrap select:focus,.input-wrap textarea:focus{border-color:rgba(99,210,255,.45);background:rgba(99,210,255,0.04)}
.input-wrap input.err,.input-wrap select.err{border-color:var(--error)}
input::placeholder,textarea::placeholder{color:var(--muted-2)}
.field-err{font-size:.74rem;color:var(--error);margin-top:.3rem;display:none}
.field-err.show{display:block}
.toggle-pass{position:absolute;right:.9rem;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:var(--muted);font-size:.95rem;padding:0;line-height:1;transition:color .2s}
.toggle-pass:hover{color:var(--white)}

/* ALERT */
.alert{border-radius:var(--radius);padding:.8rem 1rem;font-size:.83rem;display:none;align-items:center;gap:.6rem;margin-bottom:1rem}
.alert.show{display:flex}
.alert-err{background:rgba(248,113,113,.08);border:1px solid rgba(248,113,113,.25);color:#fca5a5}
.alert-ok{background:rgba(52,211,153,.08);border:1px solid rgba(52,211,153,.25);color:#6ee7b7}

/* BADGE */
.badge{font-size:.68rem;padding:.18rem .55rem;border-radius:999px;font-weight:600;letter-spacing:.05em;font-family:var(--font-display)}
.badge-cyan{background:rgba(99,210,255,.1);border:1px solid rgba(99,210,255,.25);color:var(--cyan)}
.badge-green{background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.25);color:var(--success)}
.badge-warn{background:rgba(251,191,36,.1);border:1px solid rgba(251,191,36,.25);color:var(--warn)}
.badge-violet{background:rgba(155,143,255,.1);border:1px solid rgba(155,143,255,.25);color:var(--violet)}

/* LOGO */
.logo{font-family:var(--font-display);font-size:1.4rem;font-weight:800;color:var(--white);text-decoration:none;letter-spacing:-.02em}
.logo span{color:var(--cyan)}

/* TOAST */
.toast{position:fixed;bottom:1.8rem;right:1.8rem;background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:.85rem 1.2rem;font-size:.85rem;display:flex;align-items:center;gap:.6rem;z-index:999;transform:translateY(80px);opacity:0;transition:all .3s;max-width:300px}
.toast.show{transform:translateY(0);opacity:1}
.toast.ok{border-color:rgba(52,211,153,.35)}
.toast.err{border-color:rgba(248,113,113,.35)}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.8);backdrop-filter:blur(6px);z-index:200;display:none;align-items:center;justify-content:center;padding:1rem}
.modal-overlay.show{display:flex}
.modal{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2rem;width:100%;max-width:420px;animation:fadeUp .3s ease;position:relative}
.modal::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--cyan),transparent)}
.modal h3{font-family:var(--font-display);font-size:1.25rem;font-weight:700;margin-bottom:.4rem}
.modal p{font-size:.85rem;color:var(--muted);margin-bottom:1.2rem;line-height:1.6}
.modal-btns{display:flex;gap:.7rem;margin-top:1.2rem}

/* SKELETON */
.skel{background:linear-gradient(90deg,rgba(255,255,255,.03) 25%,rgba(255,255,255,.07) 50%,rgba(255,255,255,.03) 75%);background-size:200% 100%;animation:shimmer 1.4s infinite;border-radius:6px}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* PROGRESS */
.progress-track{background:rgba(255,255,255,.05);border-radius:999px;height:5px;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--cyan),var(--violet));border-radius:999px;transition:width .8s ease}

/* ANIMATIONS */
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes spin{to{transform:rotate(360deg)}}
.fade-in{opacity:0;animation:fadeUp .6s ease forwards}