/*
 * SysAiBrain — AI companion for families and caregivers · https://sysaibrain.com
 * Copyright (c) 2026 Jose Rodriguez Arroyo. All rights reserved.
 *
 * Commercial software: licensed, not sold. Using, copying, modifying or redistributing it needs a
 * commercial license from the developer — see the LICENSE file and https://sysaibrain.com/license
 *
 * Developer: Jose Rodriguez Arroyo · https://github.com/jorodriguezpr
 * Contact:   support@sysaibrain.com · https://sysaibrain.com/contact
 */
/* SysAiBrain public site: top menu, information pages, EN/ES switch. Same look as the app (dark, blue/teal). */
:root { --bg: #0b0e1a; --panel: #12172b; --panel2: #1a2140; --line: #2a3358; --text: #e6ebff; --muted: #8b95c0; --accent: #4da3ff; --accent2: #35e0c0; --warm: #ffd79a; --bad: #ff8197; }
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body.site { min-height: 100dvh; color: var(--text); background: radial-gradient(1100px 650px at 75% -10%, #17204a 0%, var(--bg) 60%) fixed, var(--bg);
  font: 16px/1.6 'Segoe UI', system-ui, sans-serif; }
a { color: var(--accent); }
[hidden] { display: none !important; }
/* only the page's language is shown: <div lang="en"> / <div lang="es"> */
html[data-lang="es"] .site [lang="en"]:not(html), html[data-lang="en"] .site [lang="es"]:not(html) { display: none !important; }

/* ── top menu ── */
.topnav { position: sticky; top: 0; z-index: 50; background: rgba(11, 14, 26, .82); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(42, 51, 88, .7); }
.topnav .in { max-width: 1120px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; gap: 14px; }
.topnav .logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 700; font-size: 18px; }
.topnav .logo img { width: 34px; height: 34px; border-radius: 9px; }
.topnav nav { display: flex; gap: 2px; margin-left: 8px; }
.topnav nav a { color: var(--muted); text-decoration: none; padding: 8px 12px; border-radius: 9px; font-size: 15px; white-space: nowrap; }
.topnav nav a:hover { color: var(--text); background: rgba(77, 163, 255, .08); }
.topnav nav a.on { color: var(--text); background: rgba(77, 163, 255, .14); }
.topnav .sp { flex: 1; }
.lang { display: flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang button { background: none; border: 0; color: var(--muted); padding: 5px 11px; font-size: 13px; font-weight: 600; cursor: pointer; }
.lang button.on { background: var(--accent); color: #06122b; }
.topnav .cta { background: var(--accent); color: #06122b; text-decoration: none; padding: 8px 15px; border-radius: 9px; font-weight: 600; font-size: 14px; white-space: nowrap; }
.burger { display: none; background: none; border: 1px solid var(--line); color: var(--text); border-radius: 9px; padding: 6px 10px; font-size: 18px; cursor: pointer; }
@media (max-width: 860px) {
  .burger { display: block; }
  .topnav nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; background: #0b0e1a; border-bottom: 1px solid var(--line); box-shadow: 0 18px 40px rgba(0, 0, 0, .6); padding: 8px 12px 14px; margin: 0; }
  .topnav.open { background: #0b0e1a; backdrop-filter: none; }
  .topnav.open nav { display: flex; }
  .topnav nav a { padding: 12px; font-size: 16px; }
  .topnav .cta { padding: 7px 12px; }
}
@media (max-width: 420px) { .topnav .logo span { display: none; } }

/* ── content pages ── */
.page { max-width: 1000px; margin: 0 auto; padding: 34px 16px 70px; }
.hero { padding: 26px 0 10px; }
.kicker { font-size: 13px; letter-spacing: 2.5px; text-transform: uppercase; color: var(--accent2); font-weight: 600; margin-bottom: 10px; }
.hero h1 { font-size: clamp(30px, 5vw, 46px); line-height: 1.15; }
.hero p { color: var(--muted); font-size: 18px; margin-top: 12px; max-width: 760px; }
.page h2 { font-size: 24px; margin: 38px 0 12px; }
.page h3 { font-size: 18px; margin: 18px 0 6px; }
.page p, .page li { color: #cfd6f5; }
.page ul { padding-left: 22px; display: grid; gap: 6px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 14px; margin-top: 14px; }
.box { background: rgba(18, 23, 43, .85); border: 1px solid var(--line); border-radius: 16px; padding: 18px 18px 16px; }
.box h3 { margin-top: 0; display: flex; gap: 10px; align-items: center; }
.box p { font-size: 15px; color: var(--muted); }
.note { background: rgba(77, 163, 255, .08); border: 1px solid rgba(77, 163, 255, .3); border-radius: 14px; padding: 14px 16px; color: #cfd6f5; margin-top: 16px; }
.note.warn { background: rgba(255, 215, 154, .07); border-color: rgba(255, 215, 154, .35); }
.btn { display: inline-block; background: var(--accent); color: #06122b; border: 0; border-radius: 10px; padding: 11px 18px; font-weight: 600; font-size: 15px; cursor: pointer; text-decoration: none; }
.btn.ghost { background: var(--panel2); color: var(--text); border: 1px solid var(--line); }
.btn:disabled { opacity: .5; cursor: default; }
.price { font-size: 34px; font-weight: 700; color: var(--accent2); }
.links li { list-style: none; }
.links { padding-left: 0 !important; }
.links a { font-weight: 600; text-decoration: none; }
.links span { display: block; color: var(--muted); font-size: 14px; }
.site-foot { border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; text-align: center; padding: 22px 16px 30px; }
.site-foot a { color: var(--muted); }

/* forms (support) */
.form { display: grid; gap: 12px; }
.form label { font-size: 13px; color: var(--muted); display: grid; gap: 5px; }
.form input, .form select, .form textarea { background: var(--panel2); border: 1px solid var(--line); color: var(--text); border-radius: 10px; padding: 11px 12px; font-size: 16px; outline: none; width: 100%; font-family: inherit; }
.form textarea { min-height: 150px; resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { border-color: var(--accent); }
.msg { min-height: 20px; font-size: 14px; color: var(--bad); }
.msg.ok { color: var(--accent2); }
.tabs2 { display: flex; gap: 6px; flex-wrap: wrap; margin: 18px 0 14px; }
.tabs2 button { background: var(--panel2); border: 1px solid var(--line); color: var(--muted); border-radius: 999px; padding: 8px 15px; cursor: pointer; font-size: 14px; }
.tabs2 button.on { background: var(--accent); color: #06122b; border-color: var(--accent); font-weight: 600; }
.tlist { display: grid; gap: 8px; }
.trow { display: flex; gap: 12px; align-items: center; background: rgba(18, 23, 43, .85); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; cursor: pointer; }
.trow:hover { border-color: var(--accent); }
.trow .s { flex: 1; min-width: 0; }
.trow .s b { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.trow .s span { color: var(--muted); font-size: 13px; }
.st { font-size: 12px; padding: 3px 10px; border-radius: 999px; white-space: nowrap; background: rgba(139, 149, 192, .16); color: var(--muted); }
.st.answered { background: rgba(53, 224, 192, .15); color: var(--accent2); }
.st.open, .st.customer_reply, .st.in_progress { background: rgba(77, 163, 255, .15); color: var(--accent); }
.thread { display: grid; gap: 10px; margin: 14px 0; }
.post { border-radius: 14px; padding: 12px 14px; background: var(--panel2); border: 1px solid var(--line); white-space: pre-wrap; word-wrap: break-word; }
.post.staff { background: rgba(53, 224, 192, .08); border-color: rgba(53, 224, 192, .35); }
.post .h { font-size: 12.5px; color: var(--muted); margin-bottom: 4px; white-space: normal; }
input.code6 { font: 600 28px/1.1 ui-monospace, Consolas, monospace; letter-spacing: 8px; text-align: center; color: var(--accent2); max-width: 260px; }

/* help: search + FAQ */
.search { width: 100%; background: var(--panel2); border: 1px solid var(--line); color: var(--text); border-radius: 12px; padding: 13px 15px; font-size: 17px; outline: none; margin-top: 14px; }
.search:focus { border-color: var(--accent); }
details.qa { background: rgba(18, 23, 43, .85); border: 1px solid var(--line); border-radius: 12px; padding: 12px 15px; }
details.qa + details.qa { margin-top: 8px; }
details.qa summary { cursor: pointer; font-weight: 600; color: var(--text); }
details.qa[open] summary { margin-bottom: 8px; }
details.qa p, details.qa li { font-size: 15px; }
.toc { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.toc a { background: var(--panel2); border: 1px solid var(--line); color: var(--text); text-decoration: none; padding: 7px 13px; border-radius: 999px; font-size: 14px; }

/* help center: pictures, tables, steps, quick links */
.shot { margin: 12px 0 4px; display: grid; gap: 6px; justify-items: start; }
.shot img { max-width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); box-shadow: 0 10px 30px rgba(0, 0, 0, .35); background: #0b0e1a; }
.shot.phone img { max-width: 300px; }
.shot.part img { max-width: 420px; }
.shot figcaption { font-size: 13px; color: var(--muted); }
.shots2 { display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-start; }
.tbl { width: 100%; border-collapse: collapse; margin: 10px 0; font-size: 14px; }
.tbl th, .tbl td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; color: #cfd6f5; }
.tbl th { background: var(--panel2); color: var(--text); }
.tblwrap { overflow-x: auto; }
.steps { padding-left: 22px; display: grid; gap: 6px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.chips button { background: rgba(53, 224, 192, .08); border: 1px solid rgba(53, 224, 192, .35); color: var(--text); border-radius: 999px; padding: 6px 12px; font-size: 13px; cursor: pointer; }
.chips button:hover { border-color: var(--accent2); }
details.qa .qlink { float: right; font-size: 12px; color: var(--muted); text-decoration: none; margin-left: 8px; }
details.qa .warnbox { background: rgba(255, 215, 154, .07); border: 1px solid rgba(255, 215, 154, .35); border-radius: 10px; padding: 10px 12px; margin-top: 8px; }
code.k { background: var(--panel2); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; font-size: 13px; color: var(--text); }