/* sync2garmin. Colours are tokens so light and dark share every rule below. */
:root {
  --ink: #0c1017;
  --ink-2: #151b26;
  --ink-line: #2a3343;
  --ink-text: #eef1f6;
  --ink-muted: #9aa5b8;
  --volt: #c8f031;
  --volt-deep: #a8d11a;
  --on-volt: #12160a;

  --bg: #f4f5f1;
  --surface: #ffffff;
  --surface-2: #eceee8;
  --text: #151a23;
  --muted: #5b6474;
  --line: #dfe2da;
  --link: #1f62d6;
  --primary: #151a23;
  --on-primary: #ffffff;
  --ok: #0f7a55;
  --ok-bg: #e0f4ea;
  --warn: #935400;
  --warn-bg: #fcefd9;
  --err: #bb2329;
  --err-bg: #fbe4e5;
  --info-bg: #e5eefc;
  --shadow: 0 1px 2px rgba(20, 26, 35, .05), 0 8px 24px rgba(20, 26, 35, .05);
  --radius: 14px;
  color-scheme: light;
}

:root:not([data-theme="light"]) {
  color-scheme: dark;
  --bg: #0f131a;
  --surface: #171c26;
  --surface-2: #1f2531;
  --text: #e9edf3;
  --muted: #9aa5b8;
  --line: #2a3140;
  --link: #7fb0ff;
  --primary: #c8f031;
  --on-primary: #12160a;
  --ok: #4fcf9f;
  --ok-bg: #15332a;
  --warn: #f1b75c;
  --warn-bg: #3a2c15;
  --err: #ff8a8f;
  --err-bg: #3d1d20;
  --info-bg: #1b2b47;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  background: var(--bg); color: var(--text);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
main { flex: 1; }
a { color: var(--link); }
h1, h2, h3 { line-height: 1.2; letter-spacing: -.015em; margin: 0; }
p { margin: 0; }
.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding-inline: 20px; }
.narrow { max-width: 760px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.nowrap { white-space: nowrap; }
.stack > * + * { margin-top: 12px; }
code { font-size: .9em; background: var(--surface-2); padding: 1px 6px; border-radius: 5px; word-break: break-all; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: inherit; font-weight: 600; line-height: 1.2; text-decoration: none; cursor: pointer;
  padding: 11px 18px; border-radius: 10px; border: 1px solid var(--primary);
  background: var(--primary); color: var(--on-primary);
}
.btn:hover { filter: brightness(1.12); }
.btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 3px solid var(--link); outline-offset: 2px;
}
.btn[disabled] { opacity: .6; cursor: progress; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-danger { background: transparent; color: var(--err); border-color: var(--err); }
.btn-volt { background: var(--volt); border-color: var(--volt); color: var(--on-volt); }
.btn-outline-dark { background: transparent; border-color: var(--ink-line); color: var(--ink-text); }
.btn-sm { padding: 7px 12px; font-size: 14px; border-radius: 8px; }
.btn-lg { padding: 15px 24px; font-size: 17px; }
.linkish { font: inherit; background: none; border: 0; padding: 0; color: var(--link); cursor: pointer; text-decoration: underline; }

/* top bar */
.topbar { background: var(--surface); border-bottom: 1px solid var(--line); }
.topbar-in { display: flex; align-items: center; gap: 12px 24px; flex-wrap: wrap; padding-block: 12px; }
.brand { display: inline-flex; align-items: center; gap: 9px; font-weight: 800; letter-spacing: -.02em; font-size: 18px; color: var(--text); text-decoration: none; margin-right: auto; }
.brand svg { width: 26px; height: 26px; }
.nav { display: flex; align-items: center; gap: 6px 18px; flex-wrap: wrap; }
.nav a:not(.btn), .nav .linkish { color: var(--muted); text-decoration: none; font-size: 15px; }
.nav a:not(.btn):hover, .nav .linkish:hover { color: var(--text); }
.nav a.active { color: var(--text); font-weight: 600; }
.nav form { margin: 0; }
.lang { border: 1px solid var(--line); border-radius: 6px; padding: 1px 7px; font-size: 13px !important; font-weight: 600; }
.topbar.on-ink { background: var(--ink); border-color: var(--ink); }
.on-ink .brand { color: var(--ink-text); }
.on-ink .nav a:not(.btn), .on-ink .nav .linkish { color: var(--ink-muted); }
.on-ink .nav a:not(.btn):hover { color: var(--ink-text); }
.on-ink .lang { border-color: var(--ink-line); }
.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; padding: 0; cursor: pointer;
  border: 1px solid var(--line); border-radius: 8px; background: transparent; color: var(--muted);
}
.theme-toggle:hover { color: var(--text); }
.theme-toggle svg { width: 16px; height: 16px; }
.on-ink .theme-toggle { border-color: var(--ink-line); color: var(--ink-muted); }
.on-ink .theme-toggle:hover { color: var(--ink-text); }
.on-ink { --menu-fg: var(--ink-muted); --menu-fg-hover: var(--ink-text); --menu-line: var(--ink-line); }
.icon-moon { display: none; }
[data-theme="light"] .icon-moon { display: block; }
[data-theme="light"] .icon-sun { display: none; }
.on-ink .btn { background: var(--volt); border-color: var(--volt); color: var(--on-volt); }

/* footer */
.footer { border-top: 1px solid var(--line); background: var(--surface); margin-top: 56px; padding-block: 26px; font-size: 14px; color: var(--muted); }
.footer-in { display: flex; gap: 10px 26px; flex-wrap: wrap; align-items: baseline; }
.footer a { color: var(--muted); }
.footer-note { flex-basis: 100%; font-size: 13px; }
.landing + .footer { margin-top: 0; }

/* flash */
.flashes { margin-block: 18px 0; }
.flash { padding: 11px 15px; border-radius: 10px; margin-bottom: 8px; background: var(--ok-bg); color: var(--ok); font-weight: 500; }
.flash.warn { background: var(--warn-bg); color: var(--warn); }
.flash.error { background: var(--err-bg); color: var(--err); }

/* ---------- landing ---------- */
.hero { background: var(--ink); color: var(--ink-text); overflow: hidden; position: relative; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(760px 420px at 82% 18%, rgba(200, 240, 49, .13), transparent 70%),
              radial-gradient(620px 380px at 8% 92%, rgba(62, 130, 247, .14), transparent 70%);
}
.hero-in { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr); gap: 36px; align-items: center; padding-block: 56px 72px; }
.eyebrow { color: var(--volt); font-weight: 700; font-size: 14px; letter-spacing: .03em; }
.hero h1 { font-size: clamp(38px, 5.6vw, 62px); font-weight: 800; letter-spacing: -.03em; line-height: 1.04; margin-top: 14px; }
.hero h1 span { color: var(--volt); display: block; }
.hero-lead { color: #c4ccd9; font-size: 19px; margin-top: 20px; max-width: 34em; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.hero-note { color: var(--ink-muted); font-size: 14px; margin-top: 14px; }
.hero-art { width: 100%; height: auto; display: block; }

.a-screen-label { fill: #8c98ad; font: 600 13px system-ui, sans-serif; letter-spacing: .04em; }
.a-big { fill: #fff; font: 800 58px system-ui, sans-serif; letter-spacing: -.03em; }
.a-mid { fill: #fff; font: 800 32px system-ui, sans-serif; letter-spacing: -.02em; }
.a-watch-big { fill: #fff; font: 800 54px system-ui, sans-serif; letter-spacing: -.03em; text-anchor: middle; }
.a-watch-label { fill: #8c98ad; font: 600 13px system-ui, sans-serif; text-anchor: middle; letter-spacing: .04em; }
.a-watch-volt { fill: #c8f031; font: 700 15px system-ui, sans-serif; text-anchor: middle; }
.a-chip { fill: #12160a; font: 800 13px system-ui, sans-serif; text-anchor: middle; letter-spacing: .05em; }
.a-flow { fill: none; stroke: #c8f031; stroke-width: 4; stroke-linecap: round; stroke-dasharray: 2 13; animation: flow 1.1s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -15; } }
.a-spin { transform-box: fill-box; transform-origin: center; animation: spin 7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .a-flow, .a-spin { animation: none; }
  html { scroll-behavior: auto; }
}

.section { padding-block: 68px; }
.section-alt { background: var(--surface); border-block: 1px solid var(--line); }
.section-head { max-width: 40em; margin-bottom: 32px; }
.section-head h2 { font-size: clamp(27px, 3.6vw, 38px); font-weight: 800; }
.section-head p { color: var(--muted); font-size: 18px; margin-top: 10px; }

.how { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; counter-reset: how; }
.how li { list-style: none; counter-increment: how; }
.how { padding: 0; margin: 0; }
.how li::before {
  content: counter(how); display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%; margin-bottom: 14px;
  background: var(--ink); color: var(--volt); font-weight: 800;
}
.how h3 { font-size: 19px; }
.how p { color: var(--muted); margin-top: 6px; }

.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(245px, 1fr)); gap: 14px; }
.metric { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
.metric-wide { grid-column: 1 / -1; }
.metric h3 { font-size: 18px; font-weight: 750; }
.metric p { color: var(--muted); font-size: 15px; margin-top: 6px; }
.metrics-note { color: var(--muted); font-size: 14px; margin-top: 18px; max-width: 46em; }

.pricing { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; max-width: 800px; }
.price { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.price-dark { background: var(--ink); border-color: var(--volt); color: var(--ink-text); }
.price h3 { font-size: 15px; font-weight: 700; color: var(--muted); }
.price-dark h3 { color: var(--volt); }
.price-amount { font-size: 44px; font-weight: 800; letter-spacing: -.03em; margin-top: 8px; line-height: 1.1; }
.price-amount span { font-size: 18px; font-weight: 600; letter-spacing: 0; color: var(--muted); }
.price-dark .price-amount span, .price-dark .price-sub { color: var(--ink-muted); }
.price-sub { color: var(--muted); margin-top: 8px; }

.band { background: var(--ink); color: var(--ink-text); padding-block: 48px; }
.band-in { display: flex; align-items: center; justify-content: space-between; gap: 20px 40px; flex-wrap: wrap; }
.band h2 { font-size: 27px; font-weight: 800; }
.band p { color: var(--ink-muted); margin-top: 6px; max-width: 38em; }

.faq { max-width: 780px; }
.faq details { border-bottom: 1px solid var(--line); padding-block: 15px; }
.faq summary { font-weight: 650; font-size: 17px; cursor: pointer; }
.faq details p { color: var(--muted); margin-top: 9px; }

/* ---------- forms and cards ---------- */
.auth { display: flex; justify-content: center; padding: 40px 0 16px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.auth .card { width: 100%; max-width: 470px; }
.auth h1 { font-size: 27px; font-weight: 800; }
.auth .card > p { margin-top: 8px; }
.field { margin-top: 16px; }
.field label { display: block; font-weight: 600; margin-bottom: 5px; }
.hint { display: block; color: var(--muted); font-size: 14px; margin-top: 5px; }
input[type=email], input[type=password], input[type=text], input[type=search], select {
  font: inherit; width: 100%; padding: 10px 12px; border-radius: 9px;
  border: 1px solid var(--line); background: var(--bg); color: var(--text);
}
input[readonly] { color: var(--muted); cursor: not-allowed; background: var(--surface-2); }
.check { display: flex; gap: 10px; align-items: flex-start; margin-top: 14px; font-size: 15px; }
.check input { width: 18px; height: 18px; margin: 3px 0 0; flex: none; accent-color: var(--ok); }
.form-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 18px; }
.btn-block { width: 100%; }
.error-text { color: var(--err); font-weight: 500; margin-top: 12px; }
.auth-alt { text-align: center; color: var(--muted); font-size: 15px; margin-top: 16px; }

.callout { border-radius: 11px; padding: 13px 15px; background: var(--info-bg); margin-top: 16px; }
.callout strong { display: block; }
.callout-warn { background: var(--warn-bg); color: var(--warn); }
.callout-err { background: var(--err-bg); color: var(--err); }
.callout-ok { background: var(--ok-bg); color: var(--ok); }
.callout-strong { background: var(--ink); color: var(--ink-text); }
.callout-strong strong { color: var(--volt); font-size: 17px; }
.callout .btn { margin-top: 9px; }
.callout-row { display: flex; gap: 8px 16px; justify-content: space-between; align-items: center; flex-wrap: wrap; }
.callout-row .btn { margin-top: 0; }

/* ---------- panel ---------- */
.page-head { padding-block: 30px 6px; display: flex; justify-content: space-between; gap: 12px 20px; align-items: flex-end; flex-wrap: wrap; }
.page-head h1 { font-size: 30px; font-weight: 800; }
.page-head p { color: var(--muted); margin-top: 4px; }
.page-head form { margin: 0; }
h2.section-title { font-size: 19px; font-weight: 750; margin: 30px 0 12px; }

.steps { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 12px; }
.step { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 15px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 19px 20px; box-shadow: var(--shadow); }
.step-mark { width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; background: var(--surface-2); color: var(--muted); }
.step h2 { font-size: 19px; font-weight: 750; padding-top: 7px; }
.step-body { margin-top: 8px; }
.step-body > * + * { margin-top: 9px; }
.step-body .btn { margin-top: 13px; }
.step.current { border-color: var(--text); }
.step.current .step-mark { background: var(--ink); color: var(--volt); }
.step.done { box-shadow: none; }
.step.done .step-mark { background: var(--ok-bg); color: var(--ok); }
.step.done h2 { padding-top: 0; }
.step.todo { box-shadow: none; opacity: .68; }
.howto { padding-left: 20px; margin: 9px 0 0; }
.howto li + li { margin-top: 4px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; margin-top: 16px; }
.tile { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 15px 17px; }
.tile h3 { font-size: 13px; font-weight: 650; color: var(--muted); margin-bottom: 6px; }
.tile-value { font-size: 17px; font-weight: 650; }
progress { width: 100%; height: 8px; margin-top: 8px; accent-color: var(--ok); }

.badge { display: inline-block; padding: 2px 9px; border-radius: 99px; font-size: 13px; font-weight: 600; white-space: nowrap; background: var(--surface-2); color: var(--muted); }
.b-uploaded, .b-info, .b-on { background: var(--ok-bg); color: var(--ok); }
.b-new, .b-duplicate, .b-skipped, .b-waiting_garmin, .b-over_limit, .b-warning { background: var(--warn-bg); color: var(--warn); }
.b-failed, .b-error, .b-off { background: var(--err-bg); color: var(--err); }

.table { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: 11px 15px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 13px; color: var(--muted); font-weight: 650; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td .sub { display: block; color: var(--muted); font-size: 14px; }
td form { margin: 4px 0 0; }
.empty { padding: 30px 20px; text-align: center; color: var(--muted); }

details.log { margin-top: 26px; }
details.log summary { cursor: pointer; font-weight: 650; }
details.log .table { margin-top: 12px; }

.settings { display: grid; gap: 14px; margin-top: 14px; }
.settings h2 { font-size: 18px; font-weight: 750; }
.settings .card > p { margin-top: 7px; }
.settings form { margin: 0; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.row > div { flex: 1 1 200px; }
.row > .btn { flex: none; }
.pair { display: flex; justify-content: space-between; gap: 8px 16px; flex-wrap: wrap; align-items: center; }
.pair form { margin: 0; }
.danger-zone { border-color: var(--err); }

/* modal: rendered by the server, so it also works as a plain page */
.modal-back { position: fixed; inset: 0; z-index: 20; background: rgba(8, 11, 16, .68); display: flex; align-items: center; justify-content: center; padding: 16px; overflow-y: auto; }
.modal { width: 100%; max-width: 450px; background: var(--surface); border-radius: 16px; padding: 24px; box-shadow: 0 20px 60px rgba(0, 0, 0, .4); }
.modal h2 { font-size: 22px; font-weight: 800; }
.modal > p { margin-top: 8px; color: var(--muted); }
.modal-flash { margin-top: 12px; }

/* legal pages */
.legal { padding-block: 34px 0; }
.legal h1 { font-size: 32px; font-weight: 800; }
.legal h2 { font-size: 20px; font-weight: 750; margin-top: 28px; }
.legal p, .legal ul { margin-top: 9px; }
.legal li + li { margin-top: 4px; }

/* admin */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(135px, 1fr)); gap: 10px; margin-top: 16px; }
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.stat strong { display: block; font-size: 25px; font-weight: 800; line-height: 1.2; }
.stat span { color: var(--muted); font-size: 13px; }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 22px; margin-bottom: 12px; }
.toolbar form { display: flex; gap: 8px; flex: 1 1 260px; margin: 0; }
.actions-grid { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.actions-grid form { margin: 0; }
.link-box { word-break: break-all; background: var(--surface-2); border-radius: 9px; padding: 12px; margin-top: 12px; font-size: 14px; }

@media (max-width: 860px) {
  .hero-in { grid-template-columns: minmax(0, 1fr); padding-block: 36px 48px; }
  .hero-art { max-width: 520px; margin-inline: auto; }
  .how, .pricing { grid-template-columns: minmax(0, 1fr); }
  .section { padding-block: 48px; }
}
@media (max-width: 480px) {
  .wrap { padding-inline: 16px; }
  .step { grid-template-columns: minmax(0, 1fr); }
  .step h2 { padding-top: 0; }
  .btn-lg { width: 100%; }
}