/* Shared HamTetra layout: public dashboard and authenticated administration. */
:root{--shell-sidebar:#101e31;--shell-sidebar-end:#0d1a2c;--shell-accent:#087bff;--shell-border:#dfe8f3;--shell-bg:#f5f8fc;--shell-text:#102544;--shell-muted:#61728a;--shell-side-width:218px;--shell-radius:12px;--shell-shadow:0 3px 14px #16375906}
*{box-sizing:border-box}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #4195ff80;outline-offset:3px}button:disabled{cursor:default}.sidebar{position:fixed;inset:0 auto 0 0;width:var(--shell-side-width);z-index:40;background:linear-gradient(160deg,var(--shell-sidebar),var(--shell-sidebar-end));color:#fff;display:flex;flex-direction:column;padding:24px 12px 20px;overflow-y:auto;border:0;gap:0}.sidebar-brand{display:flex;flex-direction:column;align-items:flex-start;gap:12px;padding:0 12px 24px;color:#fff}.sidebar .brand-mark{width:44px;height:44px}.sidebar .lm-node,.sidebar .lm-infra{stroke:#18c2ef}.sidebar .lm-fg,.sidebar .lm-tx{stroke:#18c2ef}.sidebar .brand-text b{font-size:21px;letter-spacing:-.35px;line-height:1.2}.sidebar .brand-text small{color:#aec2d7;font-size:11px;letter-spacing:1.6px;margin-top:5px}.sidebar-nav{display:flex;flex-direction:column;gap:5px;background:transparent;border:0;padding:0;border-radius:0;overflow:visible;margin:0}.sidebar-nav a{display:flex;align-items:center;gap:14px;padding:12px 14px;border-radius:8px;min-height:45px;color:#d9e7f6;text-decoration:none;font-size:14px;font-weight:450;white-space:nowrap;background:none;box-shadow:none}.sidebar-nav a:hover{background:#ffffff0c;color:white}.sidebar-nav a[aria-current=page],.sidebar-nav a.active{background:var(--shell-accent);color:white;box-shadow:0 3px 9px #087bff25}.sidebar-nav .i{height:21px;width:21px;flex:none;fill:none;stroke:currentColor;stroke-width:1.7}.sidebar-nav a[data-page=register]{border-top:1px solid #6384a350;margin-top:14px;padding-top:20px;border-radius:0}.sidebar-nav a.public-return{border-bottom:1px solid #6384a350;padding-bottom:18px;margin-bottom:10px;border-radius:0}.sidebar-logout{display:flex;align-items:center;gap:14px;margin:5px 0 0;padding:12px 14px;background:none;color:#d9e7f6;border:0;font:450 14px inherit;text-align:left;cursor:pointer}.sidebar-logout svg{height:21px;width:21px}.sidebar-footer{margin-top:auto;padding:28px 14px 0;color:#e9f3ff;font-size:12px;line-height:1.4}.sidebar-footer small{display:block;color:#9fb6cd;margin:4px 0 0 22px;font-size:10px}.sidebar-dot{display:inline-block;width:10px;height:10px;background:#47e697;border-radius:50%;margin-right:9px}.dashboard-body{font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}.workspace-header{margin-left:var(--shell-side-width);display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 26px 14px;background:var(--shell-bg);border:0;min-height:110px}.workspace-heading{min-width:0}.breadcrumb{font-size:12px;color:var(--shell-muted);margin:0 0 8px}.breadcrumb span{margin:0 10px;opacity:.6}.breadcrumb b{font-weight:600;color:var(--shell-text)}.workspace-heading h1{font-size:30px;line-height:1.15;color:var(--shell-text);font-weight:750;letter-spacing:-.6px;margin:0 0 5px}.workspace-heading p{color:var(--shell-muted);font-size:14px;margin:0}.workspace-header .top-actions{align-self:flex-start;display:flex;align-items:center;gap:10px;margin-left:auto;padding-top:8px}.menu-toggle{display:none!important}.page-controls{display:flex;align-items:center;gap:5px}.page-numbers{display:flex;gap:4px}.page-numbers button[aria-current=page]{background:var(--shell-accent);border-color:var(--shell-accent);color:white}.sidebar[hidden]{display:none!important}
@media(max-width:1180px){:root{--shell-side-width:192px}.sidebar-brand{padding-inline:8px}.sidebar .brand-text b{font-size:18px}.sidebar-nav a{padding:10px 12px;font-size:13px;gap:11px}.workspace-header{padding:20px 20px 14px}.workspace-heading h1{font-size:26px}}
@media(max-width:760px){:root{--shell-side-width:0px}.sidebar{width:230px;transform:translateX(-100%);transition:transform .18s ease;box-shadow:12px 0 30px #0b183e22}.sidebar .brand-text b{font-size:20px}.sidebar-nav a{font-size:14px}.nav-open .sidebar{transform:translateX(0)}.nav-open:after{content:'';position:fixed;inset:0 0 0 230px;background:#0d233060;z-index:35}.workspace-header{margin-left:0;padding:16px 14px 12px;align-items:flex-start;gap:10px;min-height:96px}.workspace-heading h1{font-size:23px}.workspace-heading p{font-size:12px}.workspace-header .top-actions{padding:0;gap:6px}.workspace-header .status{padding:0 8px;font-size:12px}.menu-toggle{display:inline-flex!important;flex:none;margin-top:14px}.breadcrumb{font-size:10px}.page-controls{gap:3px}.page-numbers button{min-width:30px!important;padding:0 8px!important}.sidebar-footer{padding-top:20px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
/* Original HamTetra-CT artwork, shared by the public and private dashboards. */
.sidebar .brand-logo{display:block;width:112px;height:112px;object-fit:contain;flex:none;border-radius:50%;align-self:center}.sidebar-brand .brand-logo{margin:0 auto 4px}.admin-sidebar .brand-logo{margin:0 auto 14px}
@media(max-width:1180px){.sidebar .brand-logo{width:100px;height:100px}}
@media(max-width:760px){.sidebar .brand-logo{width:112px;height:112px}}