/* Calendix design tokens + liquid glass components. Every color is light-dark(light, dark); theme via color-scheme. */
:root {
  color-scheme: light dark;
  --accent: light-dark(#006bff, #5b9dff); --accent-strong: light-dark(#0053cc, #8ab8ff);
  --accent-tint: light-dark(rgb(0 107 255 / .12), rgb(91 157 255 / .18)); --on-accent: light-dark(#fff, #06101f);
  --ink: light-dark(#0b3558, #e6eef8); --muted: light-dark(#476788, #a3b6cc); --danger: light-dark(#c0392b, #ff7b6e);
  --line: light-dark(rgb(11 53 88 / .12), rgb(255 255 255 / .12));
  --glass: light-dark(rgb(255 255 255 / .62), rgb(20 28 44 / .58)); --glass-solid: light-dark(#f4f7fc, #141c2c);
  --glass-edge: light-dark(rgb(255 255 255 / .75), rgb(255 255 255 / .14)); --shine: light-dark(rgb(255 255 255 / .35), rgb(255 255 255 / .06));
  --shadow-c: light-dark(rgb(11 53 88 / .12), rgb(0 0 0 / .5)); --bg: light-dark(#eef3fb, #070b14);
  --blob-1: light-dark(#b9d4ff, #12306b); --blob-2: light-dark(#e3d4ff, #3a1f6b); --blob-3: light-dark(#c9f2ec, #0f4a4a);
  --okta: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 0C5.389 0 0 5.35 0 12s5.35 12 12 12 12-5.35 12-12S18.611 0 12 0zm0 18c-3.325 0-6-2.675-6-6s2.675-6 6-6 6 2.675 6 6-2.675 6-6 6z'/%3E%3C/svg%3E");
  --radius: 22px; --radius-sm: 12px; --blur: blur(24px) saturate(180%);
  --font: ui-sans-serif, -apple-system, "SF Pro Text", Inter, "Segoe UI", Roboto, sans-serif;
}
[data-theme=light] { color-scheme: light; }
[data-theme=dark] { color-scheme: dark; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 var(--font); color: var(--ink); min-height: 100vh; background-color: var(--bg); background-attachment: fixed; background-image:
  radial-gradient(40vw 40vw at 10% 0%, var(--blob-1), transparent 70%),
  radial-gradient(35vw 35vw at 90% 15%, var(--blob-2), transparent 70%),
  radial-gradient(45vw 45vw at 50% 110%, var(--blob-3), transparent 70%); }
a { color: var(--accent-strong); text-decoration: none; }
header, .card, .time, .btn.ghost {
  background: linear-gradient(135deg, var(--shine), transparent 45%), var(--glass);
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--glass-edge);
  box-shadow: inset 0 1px 0 var(--glass-edge), 0 8px 32px var(--shadow-c);
}
/* nested glass: a backdrop-filter inside another one samples the parent's backdrop root and renders flat grey, so inner surfaces skip the blur */
header .btn.ghost, .card .btn.ghost, .card .time { backdrop-filter: none; -webkit-backdrop-filter: none; }
header .btn.ghost { background: var(--glass-solid); }
@media (prefers-reduced-transparency: reduce) {
  header, .card, .time, .btn.ghost { background: var(--glass-solid); backdrop-filter: none; -webkit-backdrop-filter: none; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }
header { position: sticky; top: 12px; z-index: 10; width: calc(100% - 24px); max-width: 1000px; margin: 12px auto; border-radius: 999px; padding: 10px 14px 10px 24px; display: flex; gap: 12px; align-items: center; }
header .logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--ink); }
header .logo img { display: block; height: 30px; width: auto; }
header .logo { margin-right: auto; }
main { max-width: 1000px; margin: 32px auto; padding: 0 16px; }
.card { border-radius: var(--radius); padding: 24px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.stripe { border-left: 6px solid var(--c, var(--accent)); }
.muted { color: var(--muted); }
.btn { display: inline-block; background: var(--accent); color: var(--on-accent); border: 0; border-radius: 999px; padding: 10px 20px; font: 600 15px var(--font); cursor: pointer; transition: transform .15s, background .15s; }
.btn:hover { background: var(--accent-strong); transform: translateY(-1px); }
.btn.ghost { color: var(--accent-strong); border: 1px solid var(--glass-edge); }
.btn.ghost:hover { background: var(--accent-tint); }
.btn.danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); box-shadow: none; }
.btn.danger:hover { background: var(--danger); color: var(--glass-solid); }
#theme { padding: 6px 14px; font-size: 18px; line-height: 1.2; }
.picker { display: grid; grid-template-columns: 260px 1fr 220px; gap: 24px; }
@media (max-width: 800px) { .picker { grid-template-columns: 1fr; } }
.cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; text-align: center; }
.cal .dow { font-size: 12px; color: var(--muted); }
.cal button { aspect-ratio: 1; border: 0; border-radius: 50%; background: none; font: 600 14px var(--font); color: var(--muted); }
.cal button:enabled { background: var(--accent-tint); color: var(--accent-strong); cursor: pointer; }
.cal button.sel { background: var(--accent); color: var(--on-accent); }
.times { display: flex; flex-direction: column; gap: 8px; max-height: 360px; overflow: auto; }
.time { border: 1px solid var(--accent); color: var(--accent-strong); border-radius: var(--radius-sm); padding: 12px; font: 700 15px var(--font); cursor: pointer; }
.time:hover { background: var(--accent-tint); }
.picker label { margin-top: 0; font-size: 14px; } .picker #tz { margin-bottom: 12px; text-overflow: ellipsis; }
label { display: block; font-weight: 600; margin: 14px 0 4px; }
input, textarea, select { width: 100%; padding: 10px; background: var(--glass-solid); border: 1px solid var(--line); border-radius: var(--radius-sm); font: inherit; color: var(--ink); }
input:focus, textarea:focus, select:focus, button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.err { color: var(--danger); margin-top: 8px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px; border-bottom: 1px solid var(--line); }

/* Task 4: landing, header menu, dashboard, profile, booking page */
h1 { font-size: 28px; line-height: 1.2; margin: 0 0 8px; } h2 { margin: 24px 0 8px; font-size: 20px; } .card h2 { margin-top: 0; }
a.card { display: block; color: var(--ink); }
/* hover is a ring, not a fill: any tint over the glass pushes muted text under 4.5:1 in light mode */
a.card:hover { border-color: var(--accent); box-shadow: inset 0 1px 0 var(--glass-edge), 0 0 0 1px var(--accent), 0 8px 32px var(--shadow-c); }
.sr { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.card, .row .grow, .who h1 { overflow-wrap: anywhere; } .who h1 { min-width: 0; }
.chip > span:last-child { max-width: 20ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
code { font: 14px ui-monospace, SFMono-Regular, Menlo, monospace; word-break: break-all; }
.hero { max-width: 640px; margin: 8vh auto 0; text-align: center; padding: 48px 32px; }
.hero h1 { font-size: 36px; }
.hero .btn { margin-top: 16px; }
.menu { position: relative; }
.chip { display: flex; align-items: center; gap: 8px; cursor: pointer; list-style: none; border-radius: 999px; padding: 4px 12px 4px 4px; font-weight: 600; color: var(--ink); }
.chip::-webkit-details-marker { display: none; }
.avatar { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; display: inline-grid; place-items: center; background: var(--accent); color: var(--on-accent); font-weight: 700; }
.avatar.big { width: 64px; height: 64px; font-size: 26px; }
.pop { position: absolute; right: 0; top: calc(100% + 8px); min-width: 200px; padding: 8px; border-radius: var(--radius-sm); background: var(--glass-solid); border: 1px solid var(--glass-edge);
  box-shadow: 0 8px 32px var(--shadow-c); display: flex; flex-direction: column; gap: 4px; }
.pop a, .pop button { padding: 8px 12px; border: 0; border-radius: var(--radius-sm); background: none; color: var(--ink); font: 600 15px var(--font); text-align: left; cursor: pointer; }
.pop a:hover, .pop button:hover { background: var(--accent-tint); }
.who { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; } .who h1 { margin: 0; }
.seg { display: inline-flex; gap: 4px; padding: 4px; border-radius: 999px; margin-bottom: 8px;
  background: linear-gradient(135deg, var(--shine), transparent 45%), var(--glass); border: 1px solid var(--glass-edge); box-shadow: inset 0 1px 0 var(--glass-edge), 0 8px 32px var(--shadow-c); }
.seg a { padding: 8px 18px; border-radius: 999px; color: var(--ink); font-weight: 600; }
.seg a:hover { background: var(--accent-tint); }
.seg a[aria-current] { background: var(--accent); color: var(--on-accent); }
.rows { padding: 8px 24px; }
.row { display: flex; align-items: center; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); flex-wrap: wrap; } .row:last-child { border-bottom: 0; }
.row .grow { flex: 1; min-width: 180px; } .row .when { min-width: 150px; font-weight: 600; } .row .act { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.dot { width: 12px; height: 12px; border-radius: 50%; background: var(--c, var(--accent)); flex: none; }
.narrow { max-width: 520px; margin: 0 auto; } .narrow + .narrow { margin-top: 16px; } .center { text-align: center; }
.calnav { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.btn:disabled { opacity: .5; cursor: default; transform: none; }
.linkbtn { border: 0; background: none; padding: 0; font: inherit; font-weight: 600; color: var(--accent-strong); text-decoration: underline; cursor: pointer; }
.linkbtn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.cal.skeleton button { background: linear-gradient(90deg, var(--line), var(--accent-tint), var(--line)); background-size: 200% 100%; animation: shimmer 1.2s linear infinite; color: transparent; }
@keyframes shimmer { to { background-position: -200% 0; } }
.toast { position: fixed; left: 50%; bottom: 32px; transform: translateX(-50%); z-index: 20; padding: 10px 20px; border-radius: 999px; color: var(--ink); font-weight: 600;
  background: linear-gradient(135deg, var(--shine), transparent 45%), var(--glass); backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--glass-edge); box-shadow: inset 0 1px 0 var(--glass-edge), 0 8px 32px var(--shadow-c); }
@media (prefers-reduced-transparency: reduce) { .toast, .seg { background: var(--glass-solid); backdrop-filter: none; -webkit-backdrop-filter: none; } }

/* Task 7: Google Calendar banner; tints are mixed from tokens over the solid glass so text keeps a flat backdrop */
.banner { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; justify-content: space-between; margin-bottom: 16px; padding: 14px 20px; border-radius: var(--radius); color: var(--ink);
  background: color-mix(in srgb, var(--accent) 12%, var(--glass-solid)); border: 1px solid var(--accent); box-shadow: 0 8px 32px var(--shadow-c); }
.banner.danger { background: color-mix(in srgb, var(--danger) 14%, var(--glass-solid)); border-color: var(--danger); }
.banner p { margin: 0; flex: 1; min-width: 220px; }

.tag { display: inline-block; margin-top: 4px; padding: 2px 10px; border-radius: 999px; font-size: 13px; font-weight: 600; color: var(--ink);
  background: color-mix(in srgb, var(--danger) 14%, var(--glass-solid)); border: 1px solid var(--danger); }

/* Task 5: availability editor */
.card h3 { margin: 0 0 4px; } .card .act { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; } .card p { margin: 6px 0; }
.day { display: flex; gap: 16px; align-items: flex-start; padding: 10px 0; border-bottom: 1px solid var(--line); }
.day .sw { display: flex; align-items: center; gap: 10px; width: 84px; margin: 6px 0 0; flex: none; }
.ivs { flex: 1; display: flex; flex-direction: column; gap: 8px; align-items: flex-start; } .ivs > span { margin-top: 6px; }
.iv { display: flex; gap: 8px; align-items: center; } .iv input { width: auto; }
.x { border: 0; background: none; color: var(--muted); font: 22px/1 var(--font); padding: 0 8px; cursor: pointer; } .x:hover { color: var(--danger); } .x:focus-visible { outline: 2px solid var(--accent); }
input[role=switch] { appearance: none; width: 40px; height: 24px; padding: 0; border-radius: 999px; border: 1px solid var(--muted); background: none; position: relative; cursor: pointer; flex: none; }
input[role=switch]::before { content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: var(--muted); transition: transform .15s, background .15s; }
input[role=switch]:checked { background: var(--accent); border-color: var(--accent); }
input[role=switch]:checked::before { transform: translateX(16px); background: var(--on-accent); }
.ivs .linkbtn + .linkbtn { margin-left: 12px; }

/* Task 6: meeting-type editor */
.chips { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.dchip { border: 1px solid var(--accent); background: none; color: var(--accent-strong); border-radius: 999px; padding: 6px 14px; font: 600 14px var(--font); cursor: pointer; }
.dchip:hover { background: var(--accent-tint); } .dchip[aria-pressed=true] { background: var(--accent); color: var(--on-accent); }
.dchip:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
#cw { display: inline-flex; align-items: center; gap: 6px; } #cw[hidden] { display: none; } #cw input { width: 90px; }
.swatches { display: flex; gap: 12px; padding: 4px; }
input[type=radio][name=color] { appearance: none; width: 32px; height: 32px; padding: 0; border-radius: 50%; border: 0; background: var(--c); cursor: pointer; }
input[type=radio][name=color]:checked { box-shadow: 0 0 0 3px var(--glass-solid), 0 0 0 5px var(--ink); }
.more { margin: 12px 0; } .more summary { cursor: pointer; font-weight: 600; } .more summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
textarea { resize: vertical; }
.btn.okta { display: inline-flex; align-items: center; gap: 10px; }
/* Okta mark (plain ring) as a mask so it follows the button text color in both themes */
.btn.okta::before { content: ""; width: 20px; height: 20px; background: currentColor; -webkit-mask: var(--okta) center / contain no-repeat; mask: var(--okta) center / contain no-repeat; }