:root {
  --bg: #F4EEE3; --paper: #FFFBF4; --ink: #1E1B16; --soft: #6B645A; --line: #E2D9C9; --chip: #EDE5D6;
  --accent: #F2C14E; --danger: #C2412D;
  --Gavi: #2F6FDE; --Caleb: #E0613A; --Jonno: #2E9E6B; --all: #8A5CD1;
  --shadow: 0 1px 0 rgba(30, 27, 22, .06), 0 6px 20px -12px rgba(30, 27, 22, .25);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #15130F; --paper: #1F1C17; --ink: #F2EBDD; --soft: #A69D8E; --line: #353028; --chip: #2B2720;
    --Gavi: #6C9BF0; --Caleb: #F08A66; --Jonno: #4CC08C; --all: #A988E3; --shadow: 0 1px 0 rgba(0,0,0,.3);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #15130F; --paper: #1F1C17; --ink: #F2EBDD; --soft: #A69D8E; --line: #353028; --chip: #2B2720;
  --Gavi: #6C9BF0; --Caleb: #F08A66; --Jonno: #4CC08C; --all: #A988E3; --shadow: 0 1px 0 rgba(0,0,0,.3);
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 15px/1.45 "DM Sans", system-ui, sans-serif; -webkit-font-smoothing: antialiased; min-height: 100dvh; }
h2 { font-family: "Bricolage Grotesque", sans-serif; letter-spacing: -.02em; margin: 0; font-size: 22px; font-weight: 800; }
button, input, select, textarea { font: inherit; color: inherit; }
input, select, textarea { background: var(--paper); border: 1.5px solid var(--line); border-radius: 10px; padding: 9px 11px; width: 100%; min-width: 0; font-size: 16px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--ink); }
input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--ink); margin: 0; }
label, .fl { font-size: 13px; font-weight: 500; color: var(--soft); display: grid; gap: 4px; }

.btn { border: 0; border-radius: 999px; padding: 9px 16px; background: var(--ink); color: var(--bg); font-weight: 700; cursor: pointer; white-space: nowrap; }
.btn.ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn.small { padding: 5px 11px; font-size: 13px; }
.btn.danger { background: transparent; color: var(--danger); box-shadow: inset 0 0 0 1.5px var(--danger); }

header.top { background: var(--bg); border-bottom: 1px solid var(--line); padding-top: env(safe-area-inset-top); }
.topin { max-width: 1200px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.brand { display: flex; align-items: center; gap: 9px; font-family: "Bricolage Grotesque"; font-weight: 800; font-size: 20px; }
.dots { display: flex; gap: 3px; }
.dots i { width: 9px; height: 9px; border-radius: 50%; display: block; }
.iam { display: flex; align-items: center; gap: 4px; font-size: 13px; color: var(--soft); }
.iam button { border: 0; background: var(--chip); border-radius: 999px; padding: 5px 11px; cursor: pointer; font-weight: 700; font-size: 13px; }
.iam button.on { color: #fff; }
.iam button.on.Gavi { background: var(--Gavi); } .iam button.on.Caleb { background: var(--Caleb); } .iam button.on.Jonno { background: var(--Jonno); }
.iam.ask button { animation: nudge 1.2s ease-in-out 3; }
@keyframes nudge { 50% { transform: translateY(-2px); } }

.shell { max-width: 1200px; margin: 0 auto; padding: 18px 16px calc(40px + env(safe-area-inset-bottom)); display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(320px, 1fr); gap: 20px; align-items: start; }
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .list-col { order: -1; }
}

/* calendar */
.cal-head { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.cal-head h2 { min-width: 180px; }
.month { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: var(--paper); box-shadow: var(--shadow); }
.dow { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--soft); padding: 7px 6px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); font-weight: 700; }
.day { min-height: 104px; border: 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 5px; cursor: pointer; min-width: 0; display: flex; flex-direction: column; gap: 3px; background: none; text-align: left; }
.day.out { background: color-mix(in srgb, var(--bg) 60%, transparent); }
.day.out .n { opacity: .45; }
.day .n { font-size: 13px; font-weight: 700; width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; }
.day.today .n { background: var(--accent); color: #1E1B16; }
.day.sel { box-shadow: inset 0 0 0 2px var(--ink); }
.chip { font-size: 11.5px; line-height: 1.25; padding: 2px 5px; border-radius: 5px; background: var(--chip); border-left: 3px solid var(--all); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chip.new { animation: pop .9s ease-out; }
@keyframes pop { 0% { background: var(--accent); } 100% { background: var(--chip); } }
.more { font-size: 11px; color: var(--soft); padding-left: 4px; }
.legend { display: flex; gap: 12px; flex-wrap: wrap; font-size: 12px; color: var(--soft); margin-top: 10px; }
.legend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; margin-right: 5px; vertical-align: -1px; }
@media (max-width: 640px) {
  .day { min-height: 54px; padding: 3px; }
  .chip { font-size: 0; padding: 0; height: 6px; border-left-width: 0; border-radius: 3px; }
  .dow { font-size: 10px; padding: 5px 2px; text-align: center; }
}

/* smart input + list */
#smart { display: flex; gap: 8px; }
#smart input { font-size: 17px; padding: 12px 14px; border-radius: 12px; border-width: 2px; }
.preview { min-height: 34px; margin: 8px 2px 14px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 13px; color: var(--soft); }
.pv { display: inline-flex; align-items: center; gap: 5px; background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; color: var(--ink); }
.pv.warn { border-color: var(--accent); }
.day-group { margin-bottom: 14px; }
.day-group h3 { font: 700 12px "DM Sans"; text-transform: uppercase; letter-spacing: .06em; color: var(--soft); margin: 0 0 6px 2px; }
.day-group.sel h3 { color: var(--ink); }
.ev { display: flex; gap: 10px; padding: 10px 12px; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; margin-bottom: 6px; cursor: pointer; text-align: left; width: 100%; }
.ev:hover { border-color: var(--soft); }
.ev .bar { width: 4px; border-radius: 3px; flex: none; }
.ev .t { flex: 1; min-width: 0; }
.ev .ttl { font-weight: 700; overflow-wrap: anywhere; }
.ev .meta { font-size: 13px; color: var(--soft); overflow-wrap: anywhere; }
.av { width: 22px; height: 22px; border-radius: 50%; display: inline-grid; place-items: center; color: #fff; font: 800 10px "Bricolage Grotesque"; margin-left: -5px; box-shadow: 0 0 0 2px var(--paper); flex: none; }
.av:first-child { margin-left: 0; }
.av.Gavi { background: var(--Gavi); } .av.Caleb { background: var(--Caleb); } .av.Jonno { background: var(--Jonno); }
.avs { display: inline-flex; align-self: center; }
.empty { color: var(--soft); font-size: 14px; padding: 8px 2px; }
.link { background: none; border: 0; padding: 0; color: var(--soft); cursor: pointer; text-decoration: underline; font-size: 13px; }

/* modal */
dialog { border: 0; padding: 0; border-radius: 18px; background: var(--paper); color: var(--ink); width: min(480px, calc(100% - 24px)); box-shadow: 0 30px 80px -20px rgba(0,0,0,.45); }
dialog::backdrop { background: rgba(20, 17, 12, .45); }
#modal-form { padding: 20px; display: grid; gap: 12px; }
.f2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.who-pick { display: flex; gap: 6px; flex-wrap: wrap; }
.who-pick label { display: flex; flex-direction: row; align-items: center; gap: 6px; background: var(--chip); padding: 6px 12px; border-radius: 999px; color: var(--ink); cursor: pointer; font-size: 14px; }
.actions { display: flex; gap: 8px; justify-content: flex-end; flex-wrap: wrap; margin-top: 6px; }
.actions .left { margin-right: auto; }
.small:not(.btn) { font-size: 12px; color: var(--soft); }

#toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom)); transform: translateX(-50%) translateY(20px); background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 999px; font-weight: 500; font-size: 14px; opacity: 0; transition: .2s; pointer-events: none; z-index: 50; max-width: calc(100% - 32px); }
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- availability ---------- */
:root { --free: #D99A0B; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --free: #F2C14E; } }
:root[data-theme="dark"] { --free: #F2C14E; }
.seg { margin-left: auto; display: inline-flex; background: var(--chip); border-radius: 999px; padding: 3px; }
.seg button { border: 0; background: none; padding: 4px 12px; border-radius: 999px; font-weight: 700; font-size: 13px; cursor: pointer; color: var(--soft); }
.seg button.on { background: var(--paper); color: var(--ink); box-shadow: 0 1px 3px rgba(0,0,0,.12); }
.cal-head { flex-wrap: wrap; }
.tog-sw { background: color-mix(in srgb, var(--free) 35%, transparent) !important; outline: 1px solid var(--free); }
.avail-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 12px; padding: 10px 12px; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; }
.avail-bar .ab { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; font-weight: 500; opacity: .75; }
.avail-bar .ab.set { opacity: 1; }
.avail-bar .btn { margin-left: auto; }
.togh { margin-top: auto; font-size: 10.5px; font-weight: 700; color: var(--free); }

.finder { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 12px; margin-bottom: 16px; display: grid; gap: 10px; }
.finder-head { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.finder-head b { font-family: "Bricolage Grotesque"; font-size: 17px; }
.finder-row { display: flex; gap: 8px; }
.finder-row select { width: auto; flex: none; }
.finder .who-pick label { padding: 4px 10px; font-size: 13px; }
.sugs { display: grid; gap: 6px; }
.sug { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 10px; background: color-mix(in srgb, var(--free) 10%, transparent); border: 1px solid color-mix(in srgb, var(--free) 30%, transparent); cursor: pointer; }
.sug.on { outline: 2px solid var(--free); }
.sug .sub { color: var(--soft); font-size: 12px; }
.grow { flex: 1; min-width: 0; }
.warn-line { margin: 0; padding: 6px 8px; border-radius: 8px; background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--ink) !important; }

/* availability editor */
.presets { display: flex; gap: 6px; flex-wrap: wrap; }
.ag { display: grid; grid-template-columns: 46px repeat(7, minmax(0, 1fr)); max-height: min(56dvh, 560px); overflow-y: auto; touch-action: none; user-select: none; -webkit-user-select: none; border: 1px solid var(--line); border-radius: 10px; }
.agh { position: sticky; top: 0; background: var(--paper); font-size: 11px; font-weight: 700; text-align: center; padding: 5px 0; z-index: 1; border-bottom: 1px solid var(--line); }
.agt { font-size: 10px; color: var(--soft); text-align: right; padding-right: 6px; height: 17px; line-height: 1; transform: translateY(-1px); }
.agc { height: 17px; border-left: 1px solid var(--line); cursor: pointer; }
.agc.hr { border-top: 1px solid var(--line); }
.agc.on { background: var(--free); }
@media (max-width: 480px) { .ag { grid-template-columns: 38px repeat(7, minmax(0, 1fr)); } .agc, .agt { height: 15px; } }

/* week view */
.week { background: var(--paper); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); --hour: 38px; }
.wk-head, .wk-allday, .wk-body { display: grid; grid-template-columns: 46px repeat(7, minmax(0, 1fr)); }
.wk-day { border: 0; background: none; padding: 6px 2px; display: grid; justify-items: center; cursor: pointer; border-left: 1px solid var(--line); }
.wk-day span { font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--soft); font-weight: 700; }
.wk-day b { font-family: "Bricolage Grotesque"; font-size: 18px; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; }
.wk-day.today b { background: var(--accent); color: #1E1B16; }
.wk-allday { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); min-height: 26px; }
.wk-allday > div { border-left: 1px solid var(--line); padding: 3px; display: grid; gap: 2px; align-content: start; min-width: 0; }
.wk-allday > div:first-child { border-left: 0; font-size: 10px; text-align: right; padding-right: 6px; }
.wk-body { height: calc(16 * var(--hour)); }
.wk-times > div { height: var(--hour); font-size: 10px; color: var(--soft); text-align: right; padding-right: 6px; transform: translateY(-6px); }
.wk-times > div:first-child { transform: none; }
.wk-col { position: relative; border-left: 1px solid var(--line); background-image: repeating-linear-gradient(to bottom, var(--line) 0 1px, transparent 1px var(--hour)); min-width: 0; }
.wk-col.past { background-color: color-mix(in srgb, var(--bg) 55%, transparent); }
.tog { position: absolute; left: 0; right: 0; background: color-mix(in srgb, var(--free) 22%, transparent); border-top: 2px solid var(--free); cursor: pointer; }
.tog span { font-size: 10px; font-weight: 700; color: var(--free); padding: 2px 4px 0 19px; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tog:hover { background: color-mix(in srgb, var(--free) 34%, transparent); }
.lane { position: absolute; width: 4px; border-radius: 2px; opacity: .85; pointer-events: none; }
.wev { position: absolute; left: 18px; right: 3px; background: var(--paper); border: 1px solid var(--line); border-left: 3px solid var(--all); border-radius: 6px; padding: 2px 5px; font-size: 11px; line-height: 1.2; overflow: hidden; cursor: pointer; display: flex; flex-direction: column; box-shadow: 0 2px 6px -3px rgba(0,0,0,.3); z-index: 2; }
.wev b { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.wev span { color: var(--soft); }
.wev.new { animation: pop .9s ease-out; }
.sug-box { position: absolute; left: 1px; right: 1px; border: 2px dashed var(--ink); border-radius: 6px; pointer-events: none; z-index: 3; }
@media (max-width: 640px) {
  .week { --hour: 30px; }
  .wk-head, .wk-allday, .wk-body { grid-template-columns: 34px repeat(7, minmax(0, 1fr)); }
  .wev { left: 15px; right: 1px; padding: 1px 2px; font-size: 9.5px; }
  .wev span { display: none; }
  .tog span { display: none; }
  .wk-allday .chip { font-size: 9px; }
}

.wk-nav { display: flex; align-items: center; gap: 10px; }
.wk-nav b { font-family: "Bricolage Grotesque"; font-size: 16px; flex: 1; text-align: center; }
.agh span { font-family: "Bricolage Grotesque"; font-size: 14px; }
.agh.now span { background: var(--accent); color: #1E1B16; border-radius: 50%; padding: 0 5px; }
.agc.past { opacity: .45; }
.ag .agh { line-height: 1.15; }