:root{
      --bg:#0f0f13;
      --bg-soft:#13131a;
      --text:#f0f0f0;
      --text-muted:rgba(255,255,255,0.45);
      --text-soft:rgba(255,255,255,0.6);
      --border:rgba(255,255,255,0.1);
      --border-soft:rgba(255,255,255,0.07);
      --accent-1:#7c3aed;
      --accent-2:#db2777;
      --accent-3:#a78bfa;
      --accent-4:#f472b6;
      --danger-1:#dc2626;
      --danger-2:#b91c1c;
      --radius-sm:10px;
      --radius-md:12px;
      --radius-lg:18px;
      --radius-xl:20px;
      --grad-main:linear-gradient(135deg,var(--accent-1),var(--accent-2));
      --grad-soft:linear-gradient(135deg,var(--accent-3),var(--accent-4));
    }

    * { margin:0; padding:0; box-sizing:border-box; }
    body { font-family:'Inter',sans-serif; background:var(--bg); color:var(--text); overflow-x:hidden; }

    .alerta{
      border-radius:12px;
      padding:10px 12px;
      font-weight:600;
      font-size:.9rem;
      margin-bottom:14px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);
      color:rgba(255,255,255,.85);
    }
    .alerta.error{ border-color:rgba(244,114,182,.35); background:rgba(219,39,119,.12); }
    .alerta.exito{ border-color:rgba(167,139,250,.35); background:rgba(124,58,237,.12); }

    .navbar{
      background:rgba(15,15,19,.85)!important;
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,255,255,.07);
      padding:14px 0;
      position:sticky;
      top:0;
      z-index:1000;
      animation:slideDown .5s ease both;
    }
    @keyframes slideDown{
      from{opacity:0;transform:translateY(-20px);}
      to{opacity:1;transform:translateY(0);}
    }

    .navbar-brand,
    footer .brand,
    .gradient-text,
    .stat-item .num,
    .product-body .price,
    .hero-product-card .price{
      background:var(--grad-soft);
      -webkit-background-clip:text;
      -webkit-text-fill-color:transparent;
    }

    .navbar-brand{ font-weight:800; font-size:1.5rem; }
    .nav-link{ color:rgba(255,255,255,.7)!important; font-weight:500; transition:color .3s; }
    .nav-link:hover{ color:#fff!important; }

    .btn-nav-login,
    .btn-hero,
    .btn-add,
    .btn-auth{
      background:var(--grad-main);
      border:none;
      color:#fff;
      transition:all .3s ease;
    }

    .btn-nav-login{
      border-radius:10px;
      padding:8px 20px;
      font-weight:600;
    }
    .btn-nav-login:hover{
      transform:translateY(-2px);
      box-shadow:0 6px 20px rgba(124,58,237,.4);
      color:#fff;
    }

    .cart-badge{ position:relative; cursor:pointer; }
    .cart-badge span{
      position:absolute;
      top:-6px;
      right:-8px;
      background:var(--accent-4);
      color:#fff;
      font-size:.65rem;
      font-weight:700;
      border-radius:50%;
      width:17px;
      height:17px;
      display:flex;
      align-items:center;
      justify-content:center;
    }

    .hero{
      min-height:88vh;
      background:linear-gradient(135deg,#0f0f13 0%,#1a0533 50%,#0f0f13 100%);
      display:flex;
      align-items:center;
      position:relative;
      overflow:hidden;
    }
    .hero::before,
    .hero::after{
      content:'';
      position:absolute;
      border-radius:50%;
      animation:breathe 6s ease-in-out infinite;
    }
    .hero::before{
      width:600px;height:600px;
      background:radial-gradient(circle,rgba(124,58,237,.25) 0%,transparent 70%);
      top:-100px;right:-100px;
    }
    .hero::after{
      width:400px;height:400px;
      background:radial-gradient(circle,rgba(219,39,119,.2) 0%,transparent 70%);
      bottom:-100px;left:100px;
      animation-duration:8s;
      animation-direction:reverse;
    }
    @keyframes breathe{
      0%,100%{transform:scale(1);opacity:.6;}
      50%{transform:scale(1.15);opacity:1;}
    }

    .hero-content,
    .hero-img{
      position:relative;
      z-index:2;
      animation:fadeUp .8s ease both;
    }
    .hero-img{ animation-delay:.2s; }
    @keyframes fadeUp{
      from{opacity:0;transform:translateY(30px);}
      to{opacity:1;transform:translateY(0);}
    }

    .hero h1{ font-size:clamp(2rem,5vw,3.5rem); font-weight:800; line-height:1.15; }
    .hero p{ color:var(--text-soft); font-size:1.05rem; max-width:440px; }

    .btn-hero{
      border-radius:12px;
      padding:14px 32px;
      font-weight:700;
      font-size:1rem;
      text-decoration:none;
      display:inline-block;
    }
    .btn-hero:hover{
      transform:translateY(-3px);
      box-shadow:0 12px 30px rgba(124,58,237,.45);
      color:#fff;
    }

    .btn-outline-hero{
      background:transparent;
      border:1.5px solid rgba(255,255,255,.25);
      border-radius:12px;
      padding:14px 28px;
      font-weight:600;
      color:rgba(255,255,255,.8);
      transition:all .3s ease;
      text-decoration:none;
      display:inline-block;
    }
    .btn-outline-hero:hover{ border-color:var(--accent-3); color:var(--accent-3); }

    .hero-product-card{
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);
      border-radius:24px;
      padding:30px;
      text-align:center;
      animation:floatCard 4s ease-in-out infinite;
      max-width:280px;
      margin:auto;
    }
    @keyframes floatCard{
      0%,100%{transform:translateY(0);}
      50%{transform:translateY(-12px);}
    }
    .hero-product-card .emoji{ font-size:5rem; display:block; margin-bottom:12px; }
    .hero-product-card h4{ font-weight:700; color:#fff; }
    .hero-product-card .price{ font-size:1.4rem; font-weight:800; }

    .stats-bar{
      background:rgba(255,255,255,.03);
      border-top:1px solid rgba(255,255,255,.06);
      border-bottom:1px solid rgba(255,255,255,.06);
      padding:20px 0;
    }
    .stat-item{ text-align:center; }
    .stat-item .num{ font-size:1.6rem; font-weight:800; }
    .stat-item p{ color:rgba(255,255,255,.5); font-size:.82rem; margin:0; }

    .section-title{ font-size:1.8rem; font-weight:800; margin-bottom:8px; }

    .category-card,
    .product-card{
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.07);
      transition:all .35s ease;
    }

    .category-card{
      border-radius:18px;
      padding:28px 20px;
      text-align:center;
      cursor:pointer;
    }
    .category-card:hover{
      transform:translateY(-6px);
      border-color:rgba(167,139,250,.5);
      background:rgba(124,58,237,.1);
      box-shadow:0 16px 40px rgba(124,58,237,.15);
    }
    .category-card .icon{ font-size:2.4rem; margin-bottom:10px; display:block; }
    .category-card h6{ font-weight:700; color:#fff; margin:0; }
    .category-card p{ color:var(--text-muted); font-size:.78rem; margin:4px 0 0; }

    .product-card{
      border-radius:18px;
      overflow:hidden;
      height:100%;
      display:flex;
      flex-direction:column;
    }
    .product-card:hover{
      transform:translateY(-6px);
      border-color:rgba(244,114,182,.4);
      box-shadow:0 20px 50px rgba(0,0,0,.3);
    }

    .product-thumb{
      background:linear-gradient(135deg,#1a0533,#0d1117);
      height:180px;
      display:flex;
      align-items:center;
      justify-content:center;
      font-size:4rem;
      position:relative;
      overflow:hidden;
    }
    .product-thumb img{ width:100%; height:100%; object-fit:cover; }
    .product-thumb .prod-emoji{ font-size:4rem; }
    .product-thumb::after{
      content:'';
      position:absolute;
      inset:0;
      background:linear-gradient(to bottom,transparent 50%,rgba(0,0,0,.3));
    }

    .badge-new{
      position:absolute;
      top:12px;
      left:12px;
      background:var(--grad-main);
      color:#fff;
      font-size:.7rem;
      font-weight:700;
      padding:3px 10px;
      border-radius:20px;
      z-index:2;
    }

    .product-body{
      padding:16px;
      flex:1;
      display:flex;
      flex-direction:column;
    }
    .product-body h6{ font-weight:700; color:#fff; margin-bottom:4px; }
    .product-body .cat{ color:rgba(255,255,255,.4); font-size:.75rem; }
    .product-body .price-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      margin-top:auto;
      padding-top:12px;
    }
    .product-body .price{ font-size:1.15rem; font-weight:800; }

    .btn-add{
      border-radius:8px;
      padding:7px 14px;
      font-size:.82rem;
      font-weight:600;
      cursor:pointer;
    }
    .btn-add:hover{
      transform:scale(1.05);
      box-shadow:0 4px 15px rgba(124,58,237,.4);
    }

    .stars{ color:#fbbf24; font-size:.75rem; }

    .skeleton{
      background:linear-gradient(90deg,rgba(255,255,255,.05) 25%,rgba(255,255,255,.1) 50%,rgba(255,255,255,.05) 75%);
      background-size:200% 100%;
      animation:shimmer 1.5s infinite;
      border-radius:8px;
    }
    @keyframes shimmer{
      0%{background-position:200% 0;}
      100%{background-position:-200% 0;}
    }

    .promo-banner{
      background:linear-gradient(135deg,#4c1d95,#831843);
      border-radius:20px;
      padding:40px;
      position:relative;
      overflow:hidden;
    }
    .promo-banner::before{
      content:'🎉';
      position:absolute;
      font-size:8rem;
      opacity:.08;
      right:20px;
      top:-10px;
    }

    footer{
      background:rgba(255,255,255,.02);
      border-top:1px solid rgba(255,255,255,.06);
      padding:40px 0 20px;
      color:rgba(255,255,255,.45);
      font-size:.85rem;
    }
    footer .brand{ font-size:1.3rem; font-weight:800; }

    .modal-content{
      background:var(--bg-soft);
      border:1px solid rgba(255,255,255,.1);
      border-radius:20px;
      overflow:hidden;
    }
    .modal-header{
      border-bottom:1px solid rgba(255,255,255,.07);
      padding:20px 24px;
    }
    .modal-title{ font-weight:700; color:#fff; }
    .btn-close{ filter:invert(1) opacity(.5); }

    .auth-tabs{
      display:flex;
      background:rgba(255,255,255,.04);
      border-radius:12px;
      padding:4px;
      margin-bottom:24px;
    }
    .auth-tab{
      flex:1;
      text-align:center;
      padding:10px;
      border-radius:9px;
      cursor:pointer;
      font-weight:600;
      font-size:.9rem;
      color:rgba(255,255,255,.45);
      transition:all .3s ease;
      user-select:none;
    }
    .auth-tab.active{
      background:var(--grad-main);
      color:#fff;
      box-shadow:0 4px 14px rgba(124,58,237,.35);
    }

    .auth-panel{ display:none; animation:fadeIn .3s ease both; }
    .auth-panel.active{ display:block; }
    @keyframes fadeIn{
      from{opacity:0;transform:translateY(8px);}
      to{opacity:1;transform:translateY(0);}
    }

    .modal label{
      color:rgba(255,255,255,.7);
      font-size:.82rem;
      font-weight:600;
      text-transform:uppercase;
      letter-spacing:.5px;
      margin-bottom:6px;
    }

    .modal .form-control,
    .modal .form-control-dark{
      background:rgba(255,255,255,.07);
      border:1.5px solid rgba(255,255,255,.1);
      border-radius:10px;
      color:#fff;
      padding:11px 14px;
      transition:all .3s;
      width:100%;
    }
    .modal .form-control:focus,
    .modal .form-control-dark:focus{
      background:rgba(255,255,255,.1);
      border-color:var(--accent-1);
      box-shadow:0 0 0 4px rgba(124,58,237,.15);
      color:#fff;
      outline:none;
    }
    .modal .form-control::placeholder,
    .modal .form-control-dark::placeholder{
      color:rgba(255,255,255,.25);
    }

    .input-group-text{
      background:rgba(255,255,255,.06);
      border:1.5px solid rgba(255,255,255,.1);
      border-right:none;
      color:rgba(255,255,255,.4);
      border-radius:10px 0 0 10px;
    }
    .input-group .form-control{
      border-left:none;
      border-radius:0 10px 10px 0;
    }

    .btn-auth{
      border-radius:12px;
      padding:13px;
      font-weight:700;
      font-size:1rem;
      width:100%;
    }
    .btn-auth:hover{
      transform:translateY(-2px);
      box-shadow:0 10px 25px rgba(124,58,237,.4);
      color:#fff;
    }

    .steps{ display:flex; gap:8px; margin-bottom:20px; }
    .step{
      flex:1;
      height:4px;
      border-radius:4px;
      background:rgba(255,255,255,.1);
      transition:background .4s;
    }
    .step.done{ background:linear-gradient(90deg,#7c3aed,#db2777); }

    .reveal{
      opacity:0;
      transform:translateY(24px);
      transition:opacity .6s ease,transform .6s ease;
    }
    .reveal.visible{
      opacity:1;
      transform:translateY(0);
    }

    .toast-container{ z-index:9999; }