/* linsync.co.uk - white and gold, like the app */
@font-face { font-family: "Manrope"; src: url("fonts/Manrope-Medium.ttf") format("truetype"); font-weight: 400 600; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("fonts/Manrope-Bold.ttf") format("truetype"); font-weight: 700 800; font-display: swap; }

:root {
  --bg: #f6f5f2;
  --paper: #ffffff;
  --ink: #2a2113;
  --text: #3d3527;
  --muted: #6f675a;
  --line: #e7e1d4;
  --sheen: #fbe6a6;
  --gold: #e8b84a;
  --gold-2: #d79c2a;
  --deep: #8a5a12;
  --cream: #fdf6e3;
  --red: #c2412d;
  --green: #2f7d4f;
  --shadow: 0 1px 2px rgba(60, 40, 10, .06), 0 8px 28px rgba(60, 40, 10, .08);
  --radius: 18px;
  --wrap: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 500 17px/1.6 "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--deep); }
a:hover { color: var(--ink); }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.2; margin: 0 0 .5em; font-weight: 800; letter-spacing: -.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }
code, kbd { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: .88em; background: var(--cream); border: 1px solid var(--line); border-radius: 6px; padding: .05em .35em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.muted { color: var(--muted); }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 800; color: var(--deep); margin-bottom: .6em; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 99; background: var(--paper); padding: 8px 14px; border-radius: 10px; }

/* ---------- buttons */
.btn {
  display: inline-flex; align-items: center; gap: .5em; padding: .78em 1.35em; border-radius: 999px;
  font-weight: 800; text-decoration: none; color: var(--ink); border: 1px solid var(--line);
  background: var(--paper); transition: transform .12s ease, box-shadow .12s ease; cursor: pointer; font-size: 1rem;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); color: var(--ink); }
.btn.gold {
  background: linear-gradient(180deg, #fbe39b 0%, #f2c75e 55%, #e3ad3c 100%);
  border-color: #c99a33; color: #4a3209; box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
}
.btn svg { width: 1.15em; height: 1.15em; flex: none; }

/* ---------- header */
.top { position: sticky; top: 0; z-index: 50; background: rgba(246, 245, 242, .88); backdrop-filter: saturate(1.4) blur(12px); -webkit-backdrop-filter: saturate(1.4) blur(12px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; color: var(--ink); text-decoration: none; }
.brand img { width: 30px; height: 30px; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { text-decoration: none; color: var(--text); font-weight: 700; font-size: .95rem; padding: .45em .8em; border-radius: 999px; }
.nav a:hover { background: var(--cream); color: var(--ink); }
.top .btn { padding: .5em 1.05em; font-size: .92rem; }
@media (max-width: 860px) { .nav { display: none; } .top .btn { margin-left: auto; } }

/* ---------- hero */
.hero { padding: 72px 0 40px; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero h1 span { background: linear-gradient(100deg, #b37a17, #e8b84a 50%, #a46b10); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 1.2rem; color: var(--text); max-width: 34em; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0 18px; }
.os-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: .85rem; font-weight: 700; padding: .32em .8em; border-radius: 999px; background: var(--paper); border: 1px solid var(--line); color: var(--text); }
.chip svg { width: 15px; height: 15px; }
.orb { position: relative; justify-self: center; width: min(440px, 80vw); aspect-ratio: 1; }
.orb::before { content: ""; position: absolute; inset: -12%; border-radius: 50%; background: radial-gradient(circle, rgba(232,184,74,.35), rgba(232,184,74,0) 65%); }
.orb img { position: relative; width: 100%; filter: drop-shadow(0 24px 40px rgba(90, 60, 10, .28)); animation: rise 1.1s cubic-bezier(.2,.8,.2,1) both; }
@keyframes rise { from { opacity: 0; transform: translateY(18px) scale(.96); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .orb img { animation: none; } html { scroll-behavior: auto; } }
@media (max-width: 860px) {
  .hero { padding-top: 40px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 28px; }
  .orb { width: min(320px, 78vw); order: -1; }
}

/* ---------- sections */
section { padding: 72px 0; }
section.alt { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.head { max-width: 760px; margin-bottom: 36px; }
.head p { font-size: 1.1rem; color: var(--muted); }

/* the three-up strip under the hero */
.facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.fact { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.fact b { display: block; color: var(--ink); font-size: 1.05rem; margin: 10px 0 4px; }
.fact p { margin: 0; font-size: .95rem; color: var(--muted); }
.ico { width: 42px; height: 42px; border-radius: 12px; background: var(--cream); border: 1px solid #f0dfb2; display: grid; place-items: center; color: var(--deep); }
.ico svg { width: 22px; height: 22px; }
@media (max-width: 960px) { .facts { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .facts { grid-template-columns: 1fr; } }

/* ---------- the tour (presentations) */
.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.tab { border: 1px solid var(--line); background: var(--paper); color: var(--text); font: inherit; font-weight: 700; font-size: .92rem; padding: .5em 1em; border-radius: 999px; cursor: pointer; }
.tab:hover { background: var(--cream); }
.tab[aria-selected="true"] { background: linear-gradient(180deg, #fbe39b, #ecbd52); border-color: #c99a33; color: #4a3209; }
.tab .n { opacity: .6; margin-right: .35em; }

.slide { display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; align-items: start; background: var(--paper); border: 1px solid var(--line); border-radius: 24px; padding: 22px; box-shadow: var(--shadow); margin-bottom: 28px; }
.js .slide { display: none; margin-bottom: 0; }
.js .slide.on { display: grid; animation: fade .35s ease both; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.shot { position: relative; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); background: var(--bg); }
.shot img { width: 100%; }
.shot.round { border: 0; background: transparent; max-width: 460px; margin: 0 auto; overflow: visible; }
.pin {
  position: absolute; left: var(--x); top: var(--y); transform: translate(-50%, -50%);
  width: 30px; height: 30px; border-radius: 50%; border: 2px solid #fff; padding: 0;
  background: var(--deep); color: #fff; font: 800 .85rem/1 "Manrope", sans-serif; cursor: pointer;
  box-shadow: 0 2px 8px rgba(60, 30, 0, .35); transition: transform .15s ease, background .15s ease;
}
.pin::after { content: ""; position: absolute; inset: -7px; border-radius: 50%; border: 2px solid rgba(138, 90, 18, .45); animation: ping 2.4s ease-out infinite; }
@keyframes ping { 0% { transform: scale(.8); opacity: 1; } 80%, 100% { transform: scale(1.5); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .pin::after { animation: none; opacity: 0; } }
.pin.hot, .pin:hover, .pin:focus-visible { background: var(--gold-2); transform: translate(-50%, -50%) scale(1.18); z-index: 3; outline: none; }
.legend h3 { font-size: 1.45rem; margin-top: 4px; }
.legend > p { color: var(--muted); }
.legend { padding: 0 6px; }
.legend ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 18px; }
.slide.side { grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); align-items: center; }
.slide.side .legend ol { grid-template-columns: 1fr; }
@media (max-width: 760px) { .legend ol { grid-template-columns: 1fr; } }
.legend li { display: grid; grid-template-columns: 30px 1fr; gap: 12px; padding: 9px 10px; border-radius: 12px; cursor: default; transition: background .15s ease; font-size: .95rem; }
.legend li .num { width: 26px; height: 26px; border-radius: 50%; background: var(--cream); color: var(--deep); border: 1px solid #ecd59b; display: grid; place-items: center; font-weight: 800; font-size: .8rem; }
.legend li b { color: var(--ink); display: block; }
.legend li.hot { background: var(--cream); }
.legend li.hot .num { background: var(--deep); color: #fff; border-color: var(--deep); }
.slide-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; gap: 12px; }
.slide-nav .count { color: var(--muted); font-weight: 700; font-size: .9rem; }
.no-js-note { display: none; }
@media (max-width: 900px) { .slide, .slide.side { grid-template-columns: 1fr; padding: 14px; } .pin { width: 24px; height: 24px; font-size: .72rem; } }

/* ---------- features */
.grid2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .grid2, .grid3 { grid-template-columns: 1fr; } }
.grid2 > *, .grid3 > * { min-width: 0; }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
section.alt .card { background: var(--bg); }
.card h3 { display: flex; align-items: center; gap: 12px; }
.card ul { margin: 0; padding-left: 1.1em; }
.card li { margin: .35em 0; }
.card li::marker { color: var(--gold-2); }

.modes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 960px) { .modes { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .modes { grid-template-columns: 1fr; } }
.mode { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.mode svg { width: 100%; height: auto; margin-bottom: 12px; }
.mode b { color: var(--ink); font-size: 1.15rem; display: block; margin-bottom: 4px; }
.mode p { margin: 0; font-size: .95rem; color: var(--muted); }

.diagram { background: var(--paper); border: 1px solid var(--line); border-radius: 24px; padding: 24px; margin: 8px 0 28px; }
.diagram svg { width: 100%; height: auto; }
.diagram figcaption { color: var(--muted); font-size: .92rem; margin-top: 10px; }

/* ---------- comparison */
.tablewrap { overflow-x: auto; background: var(--paper); border: 1px solid var(--line); border-radius: 20px; }
table.compare { border-collapse: collapse; width: 100%; min-width: 720px; font-size: .95rem; }
.compare th, .compare td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
.compare thead th { font-size: 1rem; color: var(--ink); background: var(--cream); position: sticky; top: 0; }
.compare thead th.us { background: linear-gradient(180deg, #fbe39b, #f0c45a); color: #4a3209; }
.compare tbody th { color: var(--ink); width: 24%; font-weight: 800; }
.compare td.us { background: #fffaf0; }
.compare tr:last-child th, .compare tr:last-child td { border-bottom: 0; }
.yes, .no, .part { display: inline-flex; align-items: center; gap: 6px; font-weight: 800; }
.yes { color: var(--green); } .no { color: var(--red); } .part { color: var(--deep); }
.yes svg, .no svg, .part svg { width: 16px; height: 16px; flex: none; }
.note { font-size: .85rem; color: var(--muted); margin-top: 14px; }

/* ---------- download */
.dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .dl { grid-template-columns: 1fr; } }
.dl a.card { text-decoration: none; color: var(--text); display: flex; flex-direction: column; gap: 6px; transition: transform .12s ease, box-shadow .12s ease; }
.dl a.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.dl a.card b { color: var(--ink); font-size: 1.12rem; }
.dl a.card small { color: var(--muted); }
.dl a.card .go { margin-top: auto; padding-top: 8px; color: var(--deep); font-weight: 800; }

pre.term { background: #241c10; color: #f6e7c1; border-radius: 16px; padding: 18px 20px; overflow-x: auto; font-size: .88rem; line-height: 1.7; margin: 0; }
pre.term .c { color: #b8a27a; }

/* ---------- faq */
details { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 4px 20px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 800; color: var(--ink); padding: 14px 0; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--deep); font-size: 1.3rem; line-height: 1; }
details[open] summary::after { content: "\2212"; }
section.alt details.sums { background: var(--bg); margin-top: 18px; }
.sums ul { list-style: none; margin: 0 0 12px; padding: 0; }
.sums li { padding: 12px 0; border-top: 1px solid var(--line); }
.sums li b { color: var(--ink); overflow-wrap: anywhere; }
.sums li code { display: block; margin-top: 6px; font-size: .78rem; overflow-wrap: anywhere; word-break: break-all; }
details p { color: var(--text); }

/* ---------- footer */
footer { padding: 44px 0 56px; border-top: 1px solid var(--line); background: var(--paper); font-size: .92rem; color: var(--muted); }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; }
footer a { color: var(--deep); }
footer .brand { margin-bottom: 8px; }

/* ---------- phones */
@media (max-width: 700px) {
  .pin { width: 20px; height: 20px; font-size: .65rem; border-width: 1.5px; }
  .pin::after { display: none; }
  .tablewrap { overflow: visible; background: transparent; border: 0; }
  table.compare { min-width: 0; }
  .compare thead { display: none; }
  .compare tbody, .compare tr, .compare th, .compare td { display: block; width: auto; }
  .compare tr { background: var(--paper); border: 1px solid var(--line); border-radius: 16px; margin-bottom: 12px; overflow: hidden; }
  .compare tbody th { background: var(--cream); width: auto; padding: 12px 16px; }
  .compare td { padding: 10px 16px; }
  .compare td::before { display: block; font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 2px; }
  .compare td.us::before { content: "LinSync"; color: var(--deep); }
  .compare td:not(.us)::before { content: "ChronoSync"; }
  .compare tr:last-child td { border-bottom: 0; }
}