/*
 * Shared sign-in building blocks (design contract 13 §0.3–§0.5, §A4–§A6,
 * §B3–§B6). Every colour is a Contract 00 variable from tokens.css; sizes are
 * the contract's literal values. Customer (`-user`) and admin (`-admin`)
 * variants differ only where contract 13 §0.2 says they do.
 */
html, body { margin:0; padding:0; background:var(--bg-deep); }
* { box-sizing:border-box; }
body { font-family:'Space Grotesk', system-ui, sans-serif; color:var(--tx1); -webkit-font-smoothing:antialiased; }
a { color:var(--amber); text-decoration:none; }
a:hover { color:var(--warn-tx); }
button, input { font-family:inherit; }
button { margin:0; }
:focus-visible { outline:2px solid rgba(var(--amber-rgb),.6); outline-offset:2px; }
@keyframes rise { from { opacity:0; transform:translateY(10px) } to { opacity:1; transform:none } }
@keyframes pulse { 0%,100% { opacity:1 } 50% { opacity:.35 } }

/* Page frame */
.kit-page { min-height:100vh; display:flex; flex-direction:column; }
.kit-topbar { height:52px; flex:none; display:flex; align-items:center; gap:14px; padding:0 20px; }
.kit-brand { display:flex; align-items:center; gap:6px; flex:none; font-size:13.5px; font-weight:600; letter-spacing:-.01em; color:var(--tx1); }
.kit-brand img { width:20px; height:20px; display:block; flex:none; }
.kit-brand-vid { color:var(--amber); }
.kit-spacer { flex:1; min-width:0; }
.kit-center { flex:1; min-height:0; display:flex; align-items:center; justify-content:center; padding:20px 20px 48px; }
.kit-column { width:100%; display:flex; flex-direction:column; min-width:0; }
.kit-hero { display:flex; flex-direction:column; align-items:center; gap:12px; text-align:center; }
.kit-hero h1 { margin:0; }
.kit-lede { margin:0; font-size:12.5px; color:var(--tx5); line-height:1.55; }
.kit-card { border:1px solid rgba(var(--ink),.11); border-radius:16px; background:var(--bg-card); overflow:hidden; min-width:0; }
.kit-body { padding:20px; display:flex; flex-direction:column; gap:14px; min-width:0; }
.kit-enter { animation:rise .24s ease both; }
.kit-body > form { display:flex; flex-direction:column; gap:14px; min-width:0; margin:0; }
.kit-footer { display:flex; align-items:center; gap:12px; flex-wrap:wrap; min-width:0; }
.kit-footer-text { font-family:'JetBrains Mono', monospace; font-size:9px; color:var(--tx7); flex:1; min-width:0; line-height:1.5; margin:0; }
.kit-footer a { font-size:11px; color:var(--tx6); flex:none; white-space:nowrap; }
.kit-footer a:hover { color:var(--tx4); }

/* Segmented (language, verification method) */
.kit-seg { display:flex; gap:4px; padding:3px; border-radius:9px; border:1px solid rgba(var(--ink),.1); flex:none; }
.kit-seg-option { padding:5px 11px; border-radius:7px; border:0; background:transparent; color:var(--tx5); font-size:12px; cursor:pointer; white-space:nowrap; }
.kit-seg-option[aria-pressed="true"] { background:var(--amber); color:var(--on-amber); }

/* Step bar (§0.5) */
.kit-steps { display:flex; align-items:center; gap:0; margin:0; list-style:none; min-width:0; }
.kit-steps-user { padding:0 8px; }
.kit-steps-admin { padding:0 6px; }
.kit-step { display:flex; align-items:center; flex:1; min-width:0; }
.kit-steps-user .kit-step { gap:9px; }
.kit-steps-admin .kit-step { gap:8px; }
.kit-step-head { display:flex; align-items:center; gap:8px; min-width:0; }
.kit-step-ring { border-radius:50%; border:1.5px solid rgba(var(--ink),.14); background:transparent; display:flex; align-items:center; justify-content:center; flex:none; font-family:'JetBrains Mono', monospace; color:var(--tx6); }
.kit-steps-user .kit-step-ring { width:19px; height:19px; font-size:9.5px; }
.kit-steps-admin .kit-step-ring { width:18px; height:18px; font-size:9px; }
.kit-step-label { font-size:11.5px; color:var(--tx6); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; min-width:0; }
.kit-step-line { height:1px; flex:1; background:rgba(var(--ink),.14); }
.kit-steps-user .kit-step-line { min-width:10px; }
.kit-steps-admin .kit-step-line { min-width:8px; }
.kit-step-done .kit-step-ring { border-color:var(--amber); background:var(--amber); color:var(--on-amber); }
.kit-step-now .kit-step-ring { border-color:var(--amber); color:var(--amber); }
.kit-step-done .kit-step-label, .kit-step-now .kit-step-label { color:var(--tx2); }
.kit-step-done .kit-step-line { background:rgba(var(--amber-rgb),.4); }

/* Fields */
.kit-field { display:flex; flex-direction:column; gap:8px; min-width:0; }
.kit-label { font-family:'JetBrains Mono', monospace; font-size:9.5px; letter-spacing:.1em; color:var(--tx6); line-height:1.2; text-transform:uppercase; }
.kit-label-row { display:flex; align-items:center; gap:10px; flex-wrap:wrap; min-width:0; }
.kit-label-row .kit-label { flex:1; min-width:0; }
.kit-timer { font-family:'JetBrains Mono', monospace; font-size:9.5px; color:var(--tx6); flex:none; white-space:nowrap; }
.kit-timer-low { color:var(--amber); }
.kit-timer-expired { color:var(--pink-tx); }
.kit-input-shell { display:flex; align-items:center; gap:9px; padding:0 12px; height:42px; border-radius:10px; border:1px solid rgba(var(--ink),.14); background:var(--bg-input); min-width:0; }
.kit-input-shell.kit-input-bad { border-color:rgba(var(--pink-rgb),.45); }
.kit-input-shell.kit-input-ok { border-color:rgba(var(--green-rgb),.35); }
.kit-input-shell input { flex:1; min-width:0; border:0; outline:0; background:transparent; color:var(--tx2); font-size:13.5px; padding:0; }
.kit-input-shell input::placeholder { color:var(--tx7); }
.kit-input-shell .kit-icon { flex:none; }
.kit-text-input { width:100%; height:42px; padding:0 12px; border-radius:10px; border:1px solid rgba(var(--ink),.14); background:var(--bg-input); color:var(--tx2); font-family:'JetBrains Mono', monospace; font-size:13px; letter-spacing:.12em; outline:0; }
.kit-text-input::placeholder { color:var(--tx7); }
.kit-note { margin:0; font-size:11.5px; line-height:1.5; color:var(--tx6); }
.kit-note-bad { color:var(--pink-tx); }
.kit-note-ok { color:var(--ok-tx); }
.kit-note-row { display:flex; align-items:center; gap:10px; flex-wrap:wrap; min-width:0; }
.kit-note-row .kit-note { flex:1; min-width:0; }

/* Code strip (§0.3) */
.kit-code { position:relative; min-width:0; }
.kit-code-boxes { display:flex; gap:7px; min-width:0; pointer-events:none; }
.kit-code-box { flex:1; min-width:0; border-radius:10px; border:1px solid rgba(var(--ink),.14); background:var(--bg-input); display:flex; align-items:center; justify-content:center; font-family:'JetBrains Mono', monospace; color:var(--tx8); }
.kit-code-user .kit-code-box { height:50px; font-size:19px; }
.kit-code-admin .kit-code-box { height:48px; font-size:18px; }
.kit-code-box-filled { border-color:rgba(var(--amber-rgb),.45); background:rgba(var(--amber-rgb),.06); color:var(--tx1); }
.kit-code-box-next { border-color:rgba(var(--amber-rgb),.3); }
.kit-code-input { position:absolute; inset:0; width:100%; height:100%; border:0; outline:0; background:transparent; color:transparent; caret-color:transparent; text-align:center; cursor:text; padding:0; font-size:19px; }
.kit-code-input:focus-visible { outline:0; }
.kit-code:focus-within .kit-code-box-next { border-color:rgba(var(--amber-rgb),.6); }
.kit-code-input:disabled { cursor:default; }

/* Buttons (§A4b, §A5d) */
.kit-primary { display:block; width:100%; text-align:center; padding:12px; border-radius:10px; background:transparent; border:1px solid rgba(var(--ink),.14); color:var(--tx6); font-size:13.5px; font-weight:600; cursor:default; }
.kit-primary.kit-ready { background:var(--amber); border-color:var(--amber); color:var(--on-amber); cursor:pointer; }
.kit-secondary-row { display:flex; align-items:center; gap:9px; flex-wrap:wrap; min-width:0; }
.kit-secondary { flex:1; min-width:120px; text-align:center; padding:10px; border-radius:9px; border:1px solid rgba(var(--ink),.14); background:transparent; color:var(--tx4); font-size:12px; cursor:pointer; white-space:nowrap; }
.kit-secondary-row-admin .kit-secondary { min-width:130px; }
.kit-secondary:hover:not(:disabled):not([aria-disabled="true"]) { border-color:rgba(var(--ink),.28); }
.kit-secondary:disabled, .kit-secondary[aria-disabled="true"] { border-color:rgba(var(--ink),.1); color:var(--tx7); cursor:default; }
.kit-resend-ready { border-color:rgba(var(--amber-rgb),.4); color:var(--amber); }
.kit-resend-ready:hover:not(:disabled):not([aria-disabled="true"]) { border-color:rgba(var(--amber-rgb),.6); }
.kit-ghost { margin-top:4px; padding:10px 16px; border-radius:9px; border:1px solid rgba(var(--ink),.14); background:transparent; color:var(--tx4); font-size:12.5px; cursor:pointer; white-space:nowrap; }
.kit-ghost:hover:not(:disabled) { border-color:rgba(var(--ink),.28); }
.kit-ghost:disabled { color:var(--tx7); cursor:default; }

/* Bands and blocks */
.kit-band { display:flex; align-items:center; gap:10px; padding:10px 12px; border-radius:10px; min-width:0; font-size:11.5px; line-height:1.45; }
.kit-band > span { flex:1; min-width:0; overflow-wrap:anywhere; }
.kit-band .kit-icon { flex:none; }
.kit-band-ok { background:rgba(var(--green-rgb),.05); border:1px solid rgba(var(--green-rgb),.25); color:var(--ok-tx); }
.kit-explain { display:flex; align-items:flex-start; gap:9px; padding-top:2px; min-width:0; }
.kit-explain .kit-icon { flex:none; margin-top:2px; }
.kit-explain p { flex:1; min-width:0; margin:0; font-size:11px; color:var(--tx6); line-height:1.5; }
.kit-warn { padding:11px 12px; border-radius:10px; background:rgba(var(--amber-rgb),.05); border:1px solid rgba(var(--amber-rgb),.26); font-size:11px; color:var(--warn-tx); line-height:1.55; margin:0; }
.kit-done { padding:26px 20px; display:flex; flex-direction:column; align-items:center; gap:12px; text-align:center; min-width:0; animation:rise .24s ease both; }
.kit-done-mark { width:48px; height:48px; border-radius:50%; border:1.5px solid rgba(var(--green-rgb),.45); background:rgba(var(--green-rgb),.1); display:flex; align-items:center; justify-content:center; flex:none; }
.kit-done-title { margin:0; font-size:16px; font-weight:600; letter-spacing:-.01em; }
.kit-done-note { margin:0; font-size:12.5px; color:var(--tx5); line-height:1.55; }

/* Live status and error lines that follow the server's real answer. */
.kit-status { margin:0; font-size:11.5px; line-height:1.5; color:var(--tx5); }
.kit-error { margin:0; padding:10px 12px; border-radius:10px; background:rgba(var(--pink-rgb),.06); border:1px solid rgba(var(--pink-rgb),.3); font-size:11.5px; line-height:1.5; color:var(--pink-tx); }
.kit-status:empty, .kit-error:empty { display:none; }
.kit-error:focus { outline:0; }