/* blockchain.css — nucleo COMUM das paginas blockchain-* (identico nas 5).
   Gerado 2026-06-09. Cada pagina carrega tambem seu styles/bc-<nome>.css. */

:root {--color-primary:      #F59E0B;
      --color-primary-dark: #D97706;
      --color-bg-dark:      #060608;
      --color-bg-deep:      #0F0C04;
      --color-text-main:    #FFFFFF;
      --color-text-sub:     #A0A0A0;
      --color-border:       #1E1A10;
      --color-card:         #0D0B06;}
* {box-sizing: border-box; margin: 0; padding: 0;}
body {background: var(--color-bg-dark);
      color: var(--color-text-main);
      font-family: 'Segoe UI', system-ui, sans-serif;
      min-height: 100vh;}
a {color: var(--color-primary); text-decoration: none;}
a:hover {text-decoration: underline;}
header {background: var(--color-bg-deep);
      border-bottom: 1px solid var(--color-border);
      padding: 20px 24px;
      display: flex; align-items: center; justify-content: space-between;
      gap: 16px; flex-wrap: wrap;}
.logo {display: flex; align-items: center; gap: 8px;}
.logo-icon {width: 52px; height: 52px; flex-shrink: 0;}
.logo-text {display: flex; flex-direction: column; gap: 2px;}
.logo-name {font-family: 'Sora', sans-serif; font-size: 26px; line-height: 1; letter-spacing: -1.6px; white-space: nowrap;}
.logo-name .lw {font-weight: 300; color: #F5EDD5;}
.logo-name .lg {font-weight: 300; color: #F59E0B;}
.logo-name .lb {font-weight: 700; color: #F5EDD5;}
.logo-sub {font-family: 'Sora', sans-serif; font-size: 9px; color: #9D8B5E; letter-spacing: 2.5px; text-transform: uppercase;}
.demo-banner {display: flex; align-items: flex-start; gap: 12px;
      margin-bottom: 20px; padding: 14px 16px; border-radius: 12px;
      border: 1px solid rgba(245,158,11,.5);
      background: linear-gradient(135deg, rgba(245,158,11,.10), rgba(217,119,6,.03));}
.demo-ic {font-size: 20px; line-height: 1; flex-shrink: 0;}
.demo-body {font-size: 12.5px; line-height: 1.55; color: #d8c9a0;}
.demo-title {font-size: 12px; font-weight: 700; color: #FBBF24; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 3px;}
.demo-body strong {color: #f3e8c8;}
.voltar {display: inline-flex; align-items: center; gap: 7px;
      font-size: 13px; font-weight: 600; margin-bottom: 20px;
      padding: 10px 18px; border-radius: 10px;
      color: var(--color-bg-dark); background: var(--color-primary);
      border: 1.5px solid var(--color-primary);
      transition: background .2s, color .2s;}
.voltar:hover {background: var(--color-bg-dark); color: var(--color-primary); text-decoration: none;}