/* Your Smart Hotel marketing site - shared stylesheet. The amber design system already used
   by the ROI page and the help centre (Zilla Slab display / Source Sans 3 body), light + dark. */
:root {
  --ground: #faf8f4; --card: #ffffff; --ink: #241f16; --muted: #6e6555; --line: #e6dfd2;
  --amber: #b97b09; --amber-strong: #8f5e05; --amber-soft: #f7ecd6; --coal: #2b2418;
  --good: #3d7a4e; --good-soft: #e8f2ea; --slate: #465867;
  --display: "Zilla Slab", Georgia, serif; --body: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground: #191510; --card: #221d15; --ink: #ece5d8; --muted: #a99d88; --line: #3a3226;
    --amber: #e2a52d; --amber-strong: #f0b94e; --amber-soft: #33290f; --coal: #ece5d8;
    --good: #74b585; --good-soft: #1d2e22; --slate: #9fb1c6;
  }
}
:root[data-theme="dark"] {
  --ground: #191510; --card: #221d15; --ink: #ece5d8; --muted: #a99d88; --line: #3a3226;
  --amber: #e2a52d; --amber-strong: #f0b94e; --amber-soft: #33290f; --coal: #ece5d8;
  --good: #74b585; --good-soft: #1d2e22; --slate: #9fb1c6;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ground); color: var(--ink); font-family: var(--body); font-size: 16.5px; line-height: 1.6; }
h1, h2, h3 { font-family: var(--display); text-wrap: balance; color: var(--coal); }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.1rem); font-weight: 700; line-height: 1.08; margin: 0 0 12px; }
h2 { font-size: clamp(1.5rem, 2.8vw, 2rem); font-weight: 700; margin: 0 0 12px; }
h3 { font-size: 1.12rem; font-weight: 600; margin: 18px 0 6px; }
p { max-width: 68ch; }
a { color: var(--amber-strong); }
.wrap { max-width: 1060px; margin: 0 auto; padding: 0 22px; }
.narrow { max-width: 780px; }
.kicker { font-size: .78rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; color: var(--amber); margin-bottom: 10px; }
.eyebrow { font-size: .74rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.standfirst { font-size: 1.15rem; color: var(--muted); max-width: 62ch; margin: 0 0 26px; }
.muted { color: var(--muted); }

/* header */
header.site { border-bottom: 1px solid var(--line); background: var(--ground); position: sticky; top: 0; z-index: 50; }
header.site .nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 0; }
.wordmark img { height: 46px; width: auto; display: block; }
.nav-links { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.nav-links a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: .95rem; }
.nav-links a:hover { color: var(--amber-strong); }
@media (max-width: 760px) { .nav-links a:not(.btn) { display: none; } }

/* buttons */
.btn { display: inline-block; padding: 12px 20px; border-radius: 8px; font-weight: 700; text-decoration: none; font-family: var(--body); font-size: 1rem; border: 1.5px solid transparent; cursor: pointer; }
.btn-primary { background: var(--amber); color: #1a1408; border-color: var(--amber); }
.btn-primary:hover { background: var(--amber-strong); border-color: var(--amber-strong); color: #fff; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber-strong); }
.btn:focus-visible, a:focus-visible, button:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }

/* bands + cards */
.band { padding: 60px 0; border-top: 1px solid var(--line); }
.band.tint { background: var(--card); }
.grid { display: grid; gap: 18px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 20px 22px; }
.band.tint .card { background: var(--ground); }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; margin: 26px 0 6px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 6px; padding: 14px 16px; }
.kpi .n { font-family: var(--display); font-weight: 700; font-size: 1.65rem; color: var(--amber-strong); font-variant-numeric: tabular-nums; }
.kpi .l { font-size: .82rem; color: var(--muted); line-height: 1.35; margin-top: 2px; }
.callout { background: var(--amber-soft); border-radius: 6px; padding: 14px 18px; margin: 16px 0; }
.callout strong { color: var(--amber-strong); }
.tablewrap { overflow-x: auto; margin: 14px 0; }
table { border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; background: var(--card); border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
th { text-align: left; font-size: .78rem; letter-spacing: .07em; text-transform: uppercase; color: var(--muted); font-weight: 700; padding: 10px 14px; border-bottom: 1.5px solid var(--line); }
td { padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: none; }
ul { padding-left: 1.2em; max-width: 68ch; } li { margin: 5px 0; } li::marker { color: var(--amber); }
img.photo { width: 100%; height: auto; border-radius: 8px; border: 1px solid var(--line); display: block; }

/* forms */
label { display: block; font-weight: 600; font-size: .95rem; margin: 14px 0 6px; }
input, select, textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--ink); font: inherit; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--amber); outline-offset: 1px; border-color: var(--amber); }
textarea { min-height: 150px; resize: vertical; }
.msg { margin-top: 14px; padding: 12px 14px; border-radius: 8px; display: none; }
.msg.err { display: block; background: #f8e2de; color: #8a2b1d; }
.msg.ok { display: block; background: var(--good-soft); color: var(--good); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* footer */
footer.site { border-top: 1px solid var(--line); padding: 28px 0 44px; color: var(--muted); font-size: .9rem; }
footer .foot-row { display: flex; flex-wrap: wrap; gap: 12px 28px; align-items: baseline; }
footer a { color: var(--muted); }
footer a:hover { color: var(--amber-strong); }
.assumptions { font-size: .9rem; color: var(--muted); border-top: 1px solid var(--line); margin-top: 48px; padding-top: 18px; }