:root{--bg:#f4f6f8;--surface:#fff;--ink:#172033;--muted:#6b7280;--line:#e4e7ec;--primary:#166534;--primary-dark:#14532d;--danger:#b42318;--warning:#b54708;--shadow:0 14px 45px rgba(16,24,40,.08);--radius:18px}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}body{margin:0;min-height:100vh}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1160px,calc(100% - 32px));margin-inline:auto}.narrow{max-width:650px}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.93);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font-weight:900;letter-spacing:-.04em;font-size:1.28rem}.site-header nav,.admin-sidebar nav{display:flex;gap:18px;align-items:center}.site-header nav a{font-weight:650;color:#344054}.badge{display:inline-grid;place-items:center;min-width:22px;height:22px;padding:0 6px;border-radius:99px;background:#111827;color:#fff;font-size:.75rem}.hero{margin:32px 0 30px;padding:54px;border-radius:28px;background:linear-gradient(135deg,#0f172a,#164e63);color:#fff;box-shadow:var(--shadow)}.hero h1{max-width:720px;font-size:clamp(2.2rem,5vw,4.4rem);line-height:.98;letter-spacing:-.055em;margin:10px 0 18px}.hero p{max-width:680px;color:#dbeafe;font-size:1.1rem;line-height:1.6}.eyebrow{font-weight:800;text-transform:uppercase;letter-spacing:.16em;font-size:.75rem;color:#a7f3d0}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;padding-bottom:50px}.product-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 30px rgba(16,24,40,.04)}.product-card>img,.image-placeholder{width:100%;aspect-ratio:4/3;object-fit:cover;background:#e5e7eb}.image-placeholder{display:grid;place-items:center;font-weight:900;color:#9ca3af;letter-spacing:.12em}.product-body{padding:22px}.product-body h2{font-size:1.25rem;margin:12px 0 8px}.product-body p{color:var(--muted);line-height:1.55;min-height:72px}.product-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:18px}.product-bottom strong{font-size:1.35rem}.pill{display:inline-block;padding:6px 10px;border-radius:999px;background:#ecfdf3;color:#166534;font-size:.75rem;font-weight:800}.button{appearance:none;border:0;border-radius:11px;padding:12px 17px;background:var(--primary);color:#fff;font:inherit;font-weight:800;cursor:pointer;display:inline-flex;justify-content:center;align-items:center;gap:8px;transition:.18s ease}.button:hover{background:var(--primary-dark);transform:translateY(-1px)}.button.secondary{background:#eef2f6;color:#344054}.button.secondary:hover{background:#e4e7ec}.button.full{width:100%}.button.large{padding:15px 24px;font-size:1.05rem}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 7px 28px rgba(16,24,40,.045)}.page-heading{padding:36px 0 22px}.page-heading h1{font-size:clamp(2rem,4vw,3.5rem);letter-spacing:-.045em;margin:8px 0}.page-heading p{color:var(--muted);font-size:1.05rem}.empty-state{text-align:center;background:#fff;border:1px dashed #cbd5e1;border-radius:var(--radius);padding:70px 25px;margin:30px 0}.cart-layout,.checkout-layout,.order-layout,.admin-two-cols{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:22px;align-items:start;margin-bottom:48px}.cart-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:20px;padding:17px 0;border-bottom:1px solid var(--line)}.cart-row:last-child{border-bottom:0}.cart-row small,td small{display:block;color:var(--muted);margin-top:4px}.qty-form{display:flex;gap:8px}.qty-form input{width:70px}.summary-card{position:sticky;top:92px}.summary-card h2{margin-top:0}.summary-card>div{display:flex;justify-content:space-between;gap:16px;padding:9px 0}.summary-card hr{border:0;border-top:1px solid var(--line)}.grand-total{font-size:1.18rem;border-top:1px solid var(--line);margin-top:8px;padding-top:16px!important}.muted{color:var(--muted);line-height:1.5}.center{text-align:center}.form-grid{display:grid;gap:18px}.form-grid h2{margin:10px 0 0}.form-grid h3{margin:12px 0 -4px}label{display:grid;gap:7px;font-weight:700;font-size:.92rem}label small{font-weight:500;color:var(--muted)}input,textarea,select{width:100%;border:1px solid #cfd5df;border-radius:10px;padding:12px 13px;background:#fff;color:var(--ink);font:inherit;outline:none}input:focus,textarea:focus,select:focus{border-color:#15803d;box-shadow:0 0 0 3px rgba(21,128,61,.12)}textarea{resize:vertical}.two-cols,.three-cols,.four-cols{display:grid;gap:15px}.two-cols{grid-template-columns:repeat(2,minmax(0,1fr))}.three-cols{grid-template-columns:repeat(3,minmax(0,1fr))}.four-cols{grid-template-columns:repeat(4,minmax(0,1fr))}.field-action{display:flex;align-items:end}.checkbox{display:flex;grid-auto-flow:column;justify-content:start;align-items:center;gap:10px}.checkbox input{width:auto}.shipping-options{display:grid;gap:10px}.shipping-option{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:12px;cursor:pointer}.shipping-option:has(input:checked){border-color:#15803d;background:#f0fdf4}.shipping-option input{width:auto}.shipping-option span{display:flex;justify-content:space-between;gap:16px;width:100%}.alert{border-radius:12px;padding:14px 16px;font-weight:650;margin:15px 0}.alert.error{background:#fef3f2;color:var(--danger);border:1px solid #fecdca}.alert.success{background:#ecfdf3;color:#027a48;border:1px solid #abefc6}.hidden{display:none!important}.qr-image{width:min(320px,100%);margin:14px auto 22px;border-radius:16px}.success-panel{text-align:center;padding:20px}.success-icon{width:76px;height:76px;border-radius:50%;display:grid;place-items:center;margin:0 auto 15px;background:#dcfae6;color:#067647;font-size:2.2rem;font-weight:900}.lookup-results{display:grid;gap:16px;margin:24px auto 50px;max-width:850px}.lookup-card h3{margin-top:0}.lookup-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.download-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px}.status{display:inline-flex;padding:5px 9px;border-radius:999px;font-size:.76rem;font-weight:850;background:#f2f4f7;color:#475467}.status.paid{background:#dcfae6;color:#067647}.status.pending{background:#fffaeb;color:#b54708}.status.error,.status.expired{background:#fef3f2;color:#b42318}.site-footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);margin-top:25px}.login-wrap{padding-top:10vh}.admin-body{display:grid;grid-template-columns:250px minmax(0,1fr);min-height:100vh}.admin-sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:#111827;color:#e5e7eb;padding:28px 20px}.admin-sidebar .brand{display:block;color:#fff;margin-bottom:30px}.admin-sidebar nav{align-items:stretch;flex-direction:column;gap:5px}.admin-sidebar nav a{padding:11px 12px;border-radius:10px}.admin-sidebar nav a:hover{background:#1f2937}.admin-main{grid-column:2;padding:28px;min-width:0}.admin-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.admin-top h1{margin:0;font-size:2rem;letter-spacing:-.04em}.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:22px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}.stat-card span{display:block;color:var(--muted);margin-bottom:8px}.stat-card strong{font-size:1.7rem;letter-spacing:-.03em}.section-title{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:16px}.section-title h2{margin:0}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:13px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:.77rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}td a{color:#166534;font-weight:800}.admin-two-cols{grid-template-columns:minmax(0,1.1fr) minmax(360px,.9fr)}.filters,.inline-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.filters input{max-width:340px}.filters select{max-width:220px}.details{display:grid;grid-template-columns:160px minmax(0,1fr);gap:9px 18px}.details dt{color:var(--muted)}.details dd{margin:0;font-weight:650}.break-all{word-break:break-all}.settings-form{display:grid;gap:20px;margin-bottom:20px}.settings-form .card h2{margin-top:0}.integration-tests{margin-top:20px}.top-gap{margin-top:16px}code{background:#eef2f6;border-radius:6px;padding:2px 6px;font-size:.88em}details{border:1px solid var(--line);border-radius:12px;padding:12px}summary{cursor:pointer;font-weight:800}
@media(max-width:1000px){.product-grid{grid-template-columns:repeat(2,1fr)}.stat-grid{grid-template-columns:repeat(2,1fr)}.admin-two-cols{grid-template-columns:1fr}.four-cols{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.container{width:min(100% - 22px,1160px)}.header-inner{height:auto;padding:16px 0;align-items:flex-start}.site-header nav{gap:10px;font-size:.85rem;flex-wrap:wrap;justify-content:flex-end}.hero{padding:34px 24px}.product-grid{grid-template-columns:1fr}.cart-layout,.checkout-layout,.order-layout{grid-template-columns:1fr}.summary-card{position:static}.cart-row{grid-template-columns:1fr auto}.cart-row>strong{grid-column:2}.two-cols,.three-cols,.four-cols{grid-template-columns:1fr}.admin-body{display:block}.admin-sidebar{position:static;width:auto}.admin-sidebar nav{flex-direction:row;flex-wrap:wrap}.admin-main{padding:18px}.stat-grid{grid-template-columns:1fr 1fr}.lookup-meta{grid-template-columns:1fr}.details{grid-template-columns:1fr}.details dd{margin-bottom:8px}}

/* Melhorias responsivas e modo de frete sem API */
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.menu-toggle{display:none;width:44px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;padding:9px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px}
.menu-toggle span:not(.sr-only){display:block;width:100%;height:2px;border-radius:99px;background:#111827}
.admin-brand-row{display:block}.alert.info{background:#eff8ff;color:#175cd3;border:1px solid #b2ddff}.print-actions{display:flex;gap:10px;flex-wrap:wrap}.shipping-table input{min-width:105px}.shipping-table td{padding:8px}.settings-form>.button{justify-self:start}
button:disabled,.button:disabled{opacity:.6;cursor:not-allowed;transform:none}.break-all{overflow-wrap:anywhere;word-break:break-word}

@media(max-width:760px){
  body{overflow-x:hidden}
  .container{width:min(100% - 20px,1160px)}
  .header-inner{min-height:64px;height:auto;padding:10px 0;align-items:center;flex-wrap:wrap;gap:10px}
  .site-header .brand{max-width:calc(100% - 60px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .menu-toggle{display:inline-flex;margin-left:auto}
  .site-header nav{display:none;width:100%;padding:8px 0 4px;flex-direction:column;align-items:stretch;gap:4px}
  .site-header nav.menu-open{display:flex}
  .site-header nav a{padding:12px 10px;border-radius:9px;background:#f8fafc;font-size:.95rem}
  .hero{margin:18px 0 22px;padding:30px 21px;border-radius:20px}
  .hero h1{font-size:clamp(2rem,12vw,3.2rem)}
  .hero p{font-size:1rem}
  .page-heading{padding:24px 0 14px}
  .card{padding:18px;border-radius:15px}
  .product-body{padding:18px}.product-body p{min-height:auto}
  .product-bottom{align-items:flex-end}.product-bottom .button{flex-shrink:0}
  input,textarea,select{font-size:16px}
  .button{min-height:44px}
  .cart-row{grid-template-columns:1fr;gap:10px}.cart-row>strong{grid-column:auto}.qty-form{width:100%}.qty-form input{flex:1;width:auto}.qty-form .button{flex:1}
  .checkout-layout,.cart-layout,.order-layout,.admin-two-cols{gap:14px;margin-bottom:28px}
  .summary-card{order:2}
  .shipping-option{align-items:flex-start;padding:13px}.shipping-option span{flex-direction:column;gap:5px}.shipping-option strong{font-size:1.05rem}
  .section-title{align-items:flex-start;flex-direction:column}.section-title>.button{width:100%}
  .print-actions{display:grid;grid-template-columns:1fr}.print-actions .button{width:100%}
  .inline-actions{display:grid;grid-template-columns:1fr;width:100%}.inline-actions .button{width:100%}
  .settings-form>.button{width:100%}
  .admin-sidebar{padding:14px 16px}.admin-brand-row{display:flex;align-items:center;justify-content:space-between}.admin-sidebar .brand{margin:0}.admin-menu-toggle{background:#1f2937;border-color:#374151}.admin-menu-toggle span:not(.sr-only){background:#fff}
  .admin-sidebar nav{display:none;margin-top:12px;flex-direction:column;align-items:stretch}.admin-sidebar nav.menu-open{display:flex}.admin-sidebar nav a{background:#1f2937}
  .admin-main{padding:16px 10px 30px}.admin-top{align-items:flex-start;gap:8px;flex-direction:column;margin-bottom:16px}.admin-top h1{font-size:1.55rem}.admin-top span{font-size:.9rem;color:var(--muted)}
  .stat-grid{grid-template-columns:1fr 1fr;gap:10px}.stat-card{padding:15px}.stat-card strong{font-size:1.35rem}
  .shipping-table{overflow-x:auto;-webkit-overflow-scrolling:touch}.shipping-table table{min-width:850px}
  .details{gap:4px}.details dt{margin-top:8px}.details dd{overflow-wrap:anywhere}
}

@media(max-width:700px){
  .table-wrap:not(.shipping-table){overflow:visible}
  .table-wrap:not(.shipping-table) table,.table-wrap:not(.shipping-table) tbody,.table-wrap:not(.shipping-table) tr,.table-wrap:not(.shipping-table) td{display:block;width:100%}
  .table-wrap:not(.shipping-table) thead{display:none}
  .table-wrap:not(.shipping-table) tr{border:1px solid var(--line);border-radius:12px;padding:7px 12px;margin-bottom:12px;background:#fff}
  .table-wrap:not(.shipping-table) td{border:0;border-bottom:1px solid var(--line);padding:10px 0;text-align:right;min-height:38px}
  .table-wrap:not(.shipping-table) td:last-child{border-bottom:0}
  .table-wrap:not(.shipping-table) td::before{content:attr(data-label);float:left;max-width:46%;padding-right:12px;text-align:left;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:800}
  .table-wrap:not(.shipping-table) td:after{content:"";display:block;clear:both}
}

@media(max-width:480px){
  .container{width:min(100% - 14px,1160px)}
  .card{padding:15px}.hero{padding:25px 17px}
  .stat-grid{grid-template-columns:1fr}
  .product-bottom{flex-direction:column;align-items:stretch}.product-bottom .button{width:100%}.product-bottom strong{text-align:center}
  .lookup-card{padding:15px}.download-list .button{width:100%}
}

/* Barra de salvamento sempre visível nas configurações */
.settings-save-bar{position:sticky;top:12px;z-index:15;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 16px;border:1px solid #bbf7d0;border-radius:14px;background:rgba(240,253,244,.96);box-shadow:0 12px 32px rgba(16,24,40,.12);backdrop-filter:blur(10px)}
.settings-save-copy{display:grid;gap:2px}.settings-save-copy strong{font-size:1rem}.settings-save-copy span{font-size:.84rem;color:var(--muted)}
.settings-save-button{min-width:210px}.settings-save-footer{display:flex;justify-content:flex-start;padding:2px 0 6px}
@media(max-width:760px){.settings-save-bar{top:auto;bottom:10px;z-index:30;padding:10px 11px;border-radius:13px}.settings-save-copy{display:none}.settings-save-button{width:100%;min-width:0}.settings-save-footer{display:none}}