/* Base: reset, page layout, typography, forms and buttons. */
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
*{box-sizing:border-box}
img{max-width:100%}
[hidden]{display:none!important}

body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--body);font-size:15px;line-height:1.45;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:12px 40px}
.wrap{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:14px}

h1{font-family:var(--display);font-weight:700;font-size:1.6rem;margin:0;text-wrap:balance;letter-spacing:-.01em}
h2{font-family:var(--display);font-weight:600;font-size:1.05rem;margin:0}
.sub{color:var(--muted);margin:2px 0 0;font-size:.92rem}

/* Layout utilities */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.stack{display:flex;flex-direction:column;gap:10px}
.stack-lg{gap:12px}
.mt-8{margin-top:8px}
.mt-10{margin-top:10px}
@media (max-width:520px){.grid2{grid-template-columns:1fr}}

/* Forms */
label.f{display:flex;flex-direction:column;gap:4px;font-size:.85rem;color:var(--muted);min-width:0}
input,select,textarea{font:inherit;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:7px 9px;min-width:0;width:100%}
textarea{min-height:58px;resize:vertical;font-family:var(--mono);font-size:.9rem}
input:focus,select:focus,textarea:focus,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}

/* Buttons and messages */
.btns{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
button{font:inherit;font-weight:600;border:1px solid var(--line);background:var(--panel);color:var(--fg);border-radius:8px;padding:8px 12px;cursor:pointer}
button.armed{background:var(--danger-soft);color:var(--danger);border-color:var(--danger)}
.warn{font-size:.85rem;color:var(--danger)}
.note{font-size:.85rem;color:var(--muted)}
.status{font-size:.82rem;color:var(--muted);min-height:1.2em}

/* Views (plan / settings) and header */
.view{display:flex;flex-direction:column;gap:14px}
.top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.top .btn{flex-shrink:0}
a{color:inherit;text-decoration-color:var(--accent);text-underline-offset:2px}
a.btn{display:inline-block;font-weight:600;text-decoration:none;border:1px solid var(--line);background:var(--panel);color:var(--fg);border-radius:8px;padding:8px 12px;white-space:nowrap}
a.btn:focus-visible{outline:2px solid var(--accent);outline-offset:1px}