/* "Try live AI free" card and the lock buttons in the demo prompt fields.
   Uses each host page's tokens (--panel, --ink, --orange...) with fallbacks,
   so it sits naturally on /realestate and inside every demo dashboard. */

.bu-card{position:fixed;right:24px;bottom:24px;z-index:2147483000;width:min(380px,calc(100vw - 32px));padding:24px 24px 20px;border:1px solid var(--line-strong,var(--line,#383844));border-radius:20px;background:var(--panel,#101016);color:var(--ink,#f8f5ef);font-family:var(--body,'Manrope',Arial,sans-serif);box-shadow:0 30px 80px -24px #000000d9,0 0 0 1px #ff44001a;opacity:0;transform:translateY(14px) scale(.98);transition:opacity .28s cubic-bezier(.2,.8,.2,1),transform .28s cubic-bezier(.2,.8,.2,1)}
.bu-card.bu-in{opacity:1;transform:none}
:root[data-theme="light"] .bu-card{box-shadow:0 30px 80px -30px #14101466,0 0 0 1px #ff440014}
.bu-card[hidden]{display:none}
.bu-card h2{margin:6px 0 8px;font-family:var(--display,'Barlow Condensed','Arial Narrow',sans-serif);font-weight:800;font-size:34px;line-height:.95;text-transform:uppercase;letter-spacing:-.005em;color:var(--ink,#f8f5ef)}
.bu-eyebrow{display:flex;align-items:center;gap:8px;margin:0;font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--orange-text,#ff6a33)}
.bu-eyebrow svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.bu-eyebrow.bu-ok{color:#35c46a}
.bu-copy{margin:0 0 16px;font-size:14px;line-height:1.55;color:var(--soft,#d9d4cb)}
.bu-close{position:absolute;top:14px;right:14px;display:grid;place-items:center;width:32px;height:32px;padding:0;border:1px solid var(--line,#26262f);border-radius:9px;background:transparent;color:var(--muted,#a39b8e);cursor:pointer}
.bu-close:hover{border-color:var(--orange,#ff4400);color:var(--ink,#f8f5ef)}
.bu-close svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.bu-form{display:flex;flex-direction:column;gap:10px}
.bu-form label{display:flex;flex-direction:column;gap:6px}
.bu-form label span{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted,#a39b8e)}
.bu-form input{width:100%;box-sizing:border-box;padding:12px 14px;border:1px solid var(--line-strong,var(--line,#383844));border-radius:12px;background:var(--bg,#050508);color:var(--ink,#f8f5ef);font:15px var(--body,'Manrope',Arial,sans-serif)}
.bu-form input:focus{outline:none;border-color:var(--orange,#ff4400);box-shadow:0 0 0 3px #ff440029}
.bu-hp{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.bu-submit{display:inline-flex;align-items:center;justify-content:center;width:100%;margin-top:4px;padding:13px 18px;border:0;border-radius:999px;background:var(--orange,#ff4400);color:#140803;font:800 14px var(--body,'Manrope',Arial,sans-serif);cursor:pointer;box-shadow:0 12px 30px -12px #ff4400aa;transition:background .2s,transform .2s}
.bu-submit:hover{background:#ff5a1f;transform:translateY(-1px)}
.bu-submit:disabled{opacity:.6;cursor:progress;transform:none}
.bu-error{min-height:0;margin:0;font-size:13px;color:#ff7a66}
.bu-error:empty{display:none}
:root[data-theme="light"] .bu-error{color:#b3261e}
.bu-fine{margin:4px 0 0;font-size:11.5px;line-height:1.5;color:var(--muted,#a39b8e)}
.bu-fine a{color:var(--orange-text,#ff6a33);font-weight:700}
.bu-card :focus-visible{outline:2px solid var(--orange,#ff4400);outline-offset:3px}

/* lock buttons inside prompt fields: visible only while live AI is locked */
.brein-lock{display:none;align-items:center;gap:7px;flex:none;padding:8px 12px 8px 10px;border:1px solid #ff440066;border-radius:999px;background:#ff44001a;color:var(--orange-text,#ff6a33);font:800 12px var(--body,'Manrope',Arial,sans-serif);white-space:nowrap;cursor:pointer;transition:background .2s,border-color .2s}
.brein-lock svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.brein-lock:hover{background:#ff44002e;border-color:var(--orange,#ff4400)}
.brein-locked .brein-lock{display:inline-flex}
.brein-status-unlock{padding:0;border:0;background:none;color:var(--orange-text,#ff6a33);font:inherit;font-weight:800;text-decoration:underline;text-underline-offset:3px;cursor:pointer}

@media (max-width:560px){
  .bu-card{right:12px;left:12px;bottom:calc(12px + env(safe-area-inset-bottom, 0px));width:auto;max-height:calc(100dvh - 24px);overflow-y:auto;padding:22px 18px 18px}
  .brein-lock span{display:none}
  .brein-lock{padding:8px}
}
@media (prefers-reduced-motion:reduce){.bu-card{transition:none}}