/* ===== EcoMarket - Styles ===== */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
:root{
  --primary:#0f766e;--primary-dark:#065f46;--primary-light:#14b8a6;
  --accent:#f59e0b;--accent-dark:#d97706;
  --success:#22c55e;--danger:#ef4444;
  --bg:#f5f5f5;--bg-alt:#ffffff;--surface:#ffffff;
  --text:#1a1a1a;--text-secondary:#6b7280;--gray:#9ca3af;
  --border:#e5e7eb;--shadow:rgba(0,0,0,0.08);--radius:8px;
}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
.container{max-width:1200px;margin:0 auto;padding:0 1rem}
a{text-decoration:none;color:inherit}
.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.55rem 1.2rem;border-radius:var(--radius);font-weight:600;font-size:.85rem;cursor:pointer;border:none;font-family:inherit;transition:all .2s}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-sell{background:var(--accent);color:#fff;border-radius:var(--radius);font-weight:700}
.btn-sell:hover{background:var(--accent-dark)}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-danger{background:var(--danger);color:#fff}

/* Topbar */
.topbar{background:#1a1a1a;color:#ccc;font-size:.75rem;padding:.35rem 0}
.topbar-inner{display:flex;justify-content:space-between;align-items:center}
.topbar-right{display:flex;align-items:center;gap:1rem}
.topbar-right a{color:#ccc;margin-left:.75rem;font-weight:500}
.topbar-right a:hover{color:#fff}
.lang-switch{display:flex;gap:2px}
.lang-btn{background:transparent;border:1px solid #555;color:#aaa;padding:2px 6px;font-size:.65rem;cursor:pointer;border-radius:4px;font-weight:600;font-family:inherit}
.lang-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Navbar */
.navbar{background:var(--accent);padding:.5rem 0;position:sticky;top:0;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.1)}
.nav-inner{display:flex;align-items:center;gap:1rem}
.nav-brand{display:flex;align-items:center;gap:.4rem;color:#fff;font-size:1.15rem;white-space:nowrap}
.logo-icon{width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;color:#fff;font-size:.9rem}
.search-bar{flex:1;display:flex;background:#fff;border-radius:var(--radius);overflow:hidden;height:40px}
.search-bar input{flex:1;border:none;padding:0 .75rem;font-size:.9rem;font-family:inherit;min-width:0}
.search-bar input:focus{outline:none}
.search-bar select{border:none;border-left:1px solid var(--border);padding:0 .5rem;font-size:.8rem;font-family:inherit;background:#fafafa;color:var(--text-secondary);max-width:160px}
.search-bar button{background:var(--primary);color:#fff;border:none;padding:0 1rem;cursor:pointer;font-size:1rem}
.search-bar button:hover{background:var(--primary-dark)}
.nav-actions{display:flex;align-items:center;gap:.5rem}
.nav-icon-btn{color:#fff;font-size:1.1rem;padding:.4rem;border-radius:50%;transition:background .2s}
.nav-icon-btn:hover{background:rgba(255,255,255,.2)}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:1.2rem;cursor:pointer}

/* Categories */
.categories-bar{background:var(--surface);border-bottom:1px solid var(--border);padding:.5rem 0}
.cat-scroll{display:flex;gap:.25rem;overflow-x:auto;scrollbar-width:none}
.cat-scroll::-webkit-scrollbar{display:none}
.cat-link{display:flex;align-items:center;gap:.3rem;padding:.4rem .8rem;border-radius:20px;font-size:.8rem;font-weight:500;color:var(--text-secondary);white-space:nowrap;transition:all .2s}
.cat-link:hover{background:rgba(15,118,110,.08);color:var(--primary)}
.cat-link.active{background:var(--primary);color:#fff}
.cat-link i{font-size:.75rem}

/* Hero Banner */
.hero-banner{padding:1rem 0}
.banner-slide{display:flex;align-items:center;border-radius:12px;overflow:hidden;padding:2rem;gap:2rem;color:#fff;min-height:220px}
.banner-text{flex:1}
.banner-badge{display:inline-flex;align-items:center;gap:.3rem;background:rgba(255,255,255,.15);padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600;margin-bottom:.75rem}
.banner-text h1{font-size:1.8rem;font-weight:800;line-height:1.2;margin-bottom:.5rem}
.banner-text p{font-size:.9rem;opacity:.85;margin-bottom:1.25rem;max-width:400px}
.banner-img{flex-shrink:0}
.banner-img img{width:280px;height:180px;object-fit:cover;border-radius:12px}

/* Section */
.section{padding:1.5rem 0 3rem}
.section-header-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}
.section-header-row h2{font-size:1.3rem;font-weight:700}
.sort-bar select{border:1px solid var(--border);border-radius:var(--radius);padding:.4rem .75rem;font-size:.8rem;font-family:inherit;background:var(--surface)}

/* Products Grid */
.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem}
.product-card{background:var(--surface);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);cursor:pointer;transition:box-shadow .2s,transform .2s}
.product-card:hover{box-shadow:0 4px 16px var(--shadow);transform:translateY(-2px)}
.product-card-img{position:relative;width:100%;height:180px;overflow:hidden;background:#f0f0f0}
.product-card-img img{width:100%;height:100%;object-fit:cover}
.product-card-fav{position:absolute;top:8px;right:8px;width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,.9);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--gray);font-size:.85rem;transition:all .2s}
.product-card-fav.active,.product-card-fav:hover{color:var(--danger)}
.product-card-badge{position:absolute;top:8px;left:8px;background:var(--primary);color:#fff;padding:2px 8px;border-radius:4px;font-size:.65rem;font-weight:700;text-transform:uppercase}
.product-card-info{padding:.75rem}
.product-card-price{font-size:1.25rem;font-weight:800;color:var(--text);margin-bottom:.2rem}
.product-card-price .currency{font-size:.85rem;font-weight:600}
.product-card-title{font-size:.85rem;color:var(--text-secondary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:.4rem;line-height:1.3}
.product-card-meta{display:flex;gap:.75rem;font-size:.7rem;color:var(--gray)}
.product-card-meta i{margin-right:.15rem}
.free-shipping{color:var(--success);font-weight:600;font-size:.72rem;margin-top:.3rem}
.free-shipping i{margin-right:.2rem}

/* Product Modal */
.modal{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1000;display:flex;align-items:flex-start;justify-content:center;padding:2rem 1rem;overflow-y:auto}
.modal-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5)}
.modal-content{position:relative;z-index:1;background:var(--surface);border-radius:12px;max-width:900px;width:100%;overflow:hidden}
.modal-close{position:absolute;top:12px;right:12px;z-index:10;width:36px;height:36px;border-radius:50%;background:rgba(0,0,0,.5);border:none;color:#fff;font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center}
.modal-grid{display:grid;grid-template-columns:1fr 1fr;gap:0}
.modal-gallery{background:#f0f0f0}
.modal-gallery img{width:100%;height:400px;object-fit:cover;display:block}
.modal-details{padding:1.5rem}
.modal-condition{display:inline-block;background:rgba(15,118,110,.1);color:var(--primary);padding:2px 10px;border-radius:4px;font-size:.75rem;font-weight:600;margin-bottom:.75rem}
.modal-title{font-size:1.2rem;font-weight:400;color:var(--text-secondary);margin-bottom:.5rem;line-height:1.4}
.modal-price{font-size:2rem;font-weight:800;margin-bottom:.25rem}
.modal-installments{color:var(--success);font-size:.85rem;font-weight:500;margin-bottom:1.25rem}
.modal-shipping{display:flex;align-items:center;gap:.5rem;padding:.6rem;background:#f0fdf4;border-radius:var(--radius);margin-bottom:1rem;font-size:.8rem;color:var(--success);font-weight:600}
.modal-shipping i{font-size:1rem}
.modal-seller{padding:.75rem;background:var(--bg);border-radius:var(--radius);margin-bottom:1rem}
.modal-seller h4{font-size:.85rem;margin-bottom:.2rem}
.modal-seller p{font-size:.75rem;color:var(--text-secondary)}
.modal-actions{display:flex;flex-direction:column;gap:.5rem}
.modal-actions .btn{justify-content:center;padding:.7rem;font-size:.9rem}
.modal-specs{padding:1.5rem;border-top:1px solid var(--border)}
.modal-specs h3{font-size:1rem;margin-bottom:.75rem}
.modal-specs table{width:100%;font-size:.85rem}
.modal-specs td{padding:.4rem .5rem;border-bottom:1px solid var(--border)}
.modal-specs td:first-child{color:var(--text-secondary);width:40%}
.modal-desc{padding:1.5rem;border-top:1px solid var(--border)}
.modal-desc h3{font-size:1rem;margin-bottom:.5rem}
.modal-desc p{font-size:.9rem;color:var(--text-secondary);line-height:1.6;white-space:pre-line}

/* Auth pages */
.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem;background:var(--bg)}
.auth-card{width:100%;max-width:420px;background:var(--surface);border-radius:12px;padding:2rem;border:1px solid var(--border);box-shadow:0 4px 20px var(--shadow)}
.auth-card .logo{text-align:center;margin-bottom:1.5rem}
.auth-card h2{text-align:center;font-size:1.3rem;margin-bottom:.3rem}
.auth-card .subtitle{text-align:center;color:var(--text-secondary);font-size:.85rem;margin-bottom:1.5rem}
.form-group{margin-bottom:1rem}
.form-group label{display:block;font-size:.8rem;font-weight:600;margin-bottom:.3rem}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:.6rem .75rem;border-radius:var(--radius);border:1px solid var(--border);font-size:.9rem;font-family:inherit;transition:border .2s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
.auth-link{text-align:center;margin-top:1rem;font-size:.85rem;color:var(--text-secondary)}
.auth-link a{color:var(--primary);font-weight:600}
.alert{padding:.6rem .75rem;border-radius:var(--radius);margin-bottom:.75rem;font-size:.85rem;display:none}
.alert-success{background:rgba(34,197,94,.1);color:var(--success);border:1px solid rgba(34,197,94,.2)}
.alert-error{background:rgba(239,68,68,.08);color:var(--danger);border:1px solid rgba(239,68,68,.15)}

/* Publish page */
.publish-page{max-width:700px;margin:2rem auto;padding:0 1rem}
.publish-page h1{font-size:1.5rem;margin-bottom:1.5rem}
.publish-card{background:var(--surface);border-radius:12px;padding:1.5rem;border:1px solid var(--border)}
.photo-upload{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:1rem}
.photo-slot{width:100px;height:100px;border:2px dashed var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--gray);font-size:1.5rem;transition:border-color .2s;overflow:hidden}
.photo-slot:hover{border-color:var(--primary)}
.photo-slot img{width:100%;height:100%;object-fit:cover}

/* My products */
.my-products-page{max-width:900px;margin:2rem auto;padding:0 1rem}
.my-product-item{display:flex;gap:1rem;padding:1rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:.75rem;align-items:center}
.my-product-item img{width:80px;height:80px;object-fit:cover;border-radius:6px;flex-shrink:0}
.my-product-info{flex:1;min-width:0}
.my-product-info h3{font-size:.95rem;font-weight:600}
.my-product-info p{font-size:.8rem;color:var(--text-secondary)}
.my-product-actions{display:flex;gap:.5rem}
.my-product-actions button{padding:.4rem .8rem;font-size:.75rem}

/* Footer */
.footer{background:#1a1a1a;color:#ccc;padding:2rem 0 1rem;margin-top:2rem}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem}
.footer-brand p{font-size:.8rem;margin-top:.5rem;color:#888}
.footer-links{display:flex;flex-direction:column;gap:.4rem}
.footer-links h4{color:#fff;font-size:.85rem;margin-bottom:.3rem}
.footer-links a{font-size:.8rem;color:#888;transition:color .2s}
.footer-links a:hover{color:var(--primary-light)}
.footer-copy{grid-column:1/-1;text-align:center;font-size:.75rem;color:#666;border-top:1px solid #333;padding-top:1rem;margin-top:1rem}

/* Responsive */
@media(max-width:768px){
  .topbar-inner{font-size:.7rem;flex-wrap:wrap;gap:.25rem;justify-content:center}
  .topbar-right{gap:.5rem}
  .topbar-right a{margin-left:.4rem;font-size:.7rem}
  .search-bar{display:none;position:absolute;top:100%;left:0;right:0;height:44px;border-radius:0;z-index:99;box-shadow:0 4px 12px rgba(0,0,0,.15)}
  .search-bar.open{display:flex}
  .search-bar select{display:none}
  .nav-inner{position:relative;flex-wrap:nowrap}
  .nav-toggle{display:block}
  .nav-actions{gap:.3rem}
  .nav-actions .btn-sell span{display:none}
  .nav-actions .btn-sell{padding:.45rem .6rem}
  .nav-icon-btn{font-size:1rem;padding:.3rem}
  .banner-slide{flex-direction:column;text-align:center;padding:1.5rem}
  .banner-img{display:none}
  .banner-text h1{font-size:1.3rem}
  .banner-text p{margin-left:auto;margin-right:auto}
  .products-grid{grid-template-columns:repeat(2,1fr);gap:.5rem}
  .product-card-img{height:140px}
  .product-card-fav{width:28px;height:28px;font-size:.75rem}
  .modal{padding:0}
  .modal-content{border-radius:0;min-height:100vh}
  .modal-grid{grid-template-columns:1fr}
  .modal-gallery img{height:260px}
  .modal-details{padding:1rem}
  .modal-price{font-size:1.5rem}
  .modal-title{font-size:1rem}
  .modal-specs{padding:1rem}
  .modal-desc{padding:1rem}
  .footer-inner{grid-template-columns:1fr;gap:1.5rem}
  .my-product-item{flex-wrap:wrap}
  .my-product-item img{width:60px;height:60px}
  .my-product-info h3{font-size:.85rem}
  .form-row{grid-template-columns:1fr}
  .publish-page{margin:1rem auto}
  .publish-card{padding:1rem}
  .auth-page{padding:1rem}
  .auth-card{padding:1.5rem}
}
@media(max-width:480px){
  .topbar-inner{font-size:.65rem}
  .products-grid{grid-template-columns:repeat(2,1fr);gap:.4rem}
  .product-card-info{padding:.5rem}
  .product-card-price{font-size:.95rem}
  .product-card-title{font-size:.72rem}
  .product-card-meta{font-size:.6rem}
  .free-shipping{font-size:.6rem}
  .cat-scroll{gap:.15rem}
  .cat-link{padding:.3rem .6rem;font-size:.7rem}
  .section-header-row{flex-direction:column;align-items:flex-start;gap:.5rem}
  .section-header-row h2{font-size:1.1rem}
}