/* ===== Version 2: realistic menus (dark glass, clean type) ===== */
:root {
  --g-bg: rgba(12, 15, 18, .82);
  --g-bg2: rgba(20, 24, 29, .94);
  --g-field: rgba(255, 255, 255, .06);
  --g-line: rgba(255, 255, 255, .12);
  --g-line2: rgba(255, 255, 255, .24);
  --g-text: #e8ecef;
  --g-dim: #97a3ad;
  --g-acc: #ff8a1f;
  --g-ok: #47c78a;
  --g-red: #ff5a4f;
  --g-radius: 6px;
}

/* ===== 3D stage ===== */
#stage { position: fixed; inset: 0; z-index: 0; background: #11161b; touch-action: none; }
#view { display: block; width: 100%; height: 100%; }

/* ===== UI layer ===== */
#ui { position: fixed; inset: 0; z-index: 10; pointer-events: none; color: var(--g-text); font-size: 14.5px; }
#ui.ui-on { pointer-events: auto; }
#ui.ui-title, #ui.ui-solo { overflow-y: auto; overflow-x: hidden; }
#ui.ui-on::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, rgba(8, 10, 12, .55) 0%, rgba(8, 10, 12, .15) 35%, rgba(8, 10, 12, .25) 60%, rgba(8, 10, 12, .85) 100%), radial-gradient(ellipse at 70% 40%, transparent 30%, rgba(8, 10, 12, .45) 100%);
}
#ui.ui-paused::before, #ui.ui-done::before, #ui.ui-warDone::before, #ui.ui-brief::before { background-color: rgba(8, 10, 12, .5); }
#ui .nav:focus-visible, #ui .btn:focus-visible { outline: 2px solid var(--g-acc); outline-offset: 2px; }

/* title */
.title-screen { position: relative; min-height: 100%; display: flex; flex-direction: column; padding: 26px 40px 64px; }
.topbar { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.topbar .logo { margin: 0; font-size: inherit; }
.topbar .logo-mark { width: 42px; height: 42px; }
.wordmark { margin: 0; font-size: 26px; line-height: 30px; font-weight: 800; letter-spacing: 3px; white-space: nowrap; color: #fff; }
.wordmark .wm-b { color: var(--g-acc); }
.wordmark .wm-c { font-weight: 300; }
.topnav { display: flex; flex-wrap: wrap; gap: 2px; margin-left: auto; }
.nav-link { height: 32px; padding: 0 12px; border: 0; border-radius: 4px; background: none; color: var(--g-dim); font: inherit; font-size: 12px; font-weight: 600; letter-spacing: 1.4px; text-transform: uppercase; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; }
.nav-link:hover { color: #fff; background: rgba(255, 255, 255, .08); }
.music { display: flex; align-items: center; gap: 2px; height: 32px; padding: 0 4px; border: 1px solid var(--g-line); border-radius: 4px; background: var(--g-bg); }
.mbtn { width: 24px; height: 24px; border: 0; background: none; color: var(--g-dim); font-size: 16px; cursor: pointer; }
.mname { min-width: 120px; border: 0; background: none; color: var(--g-text); font-size: 11.5px; cursor: pointer; }
.hero { margin-top: auto; padding-top: 70px; max-width: 760px; }
.eyebrow { margin: 0 0 8px; font-size: 11.5px; font-weight: 600; letter-spacing: 3px; color: var(--g-acc); }
.ask { font-size: 44px; line-height: 50px; font-weight: 700; letter-spacing: -.5px; color: #fff; }
.hero-sub { margin: 10px 0 0; color: #c3ccd3; font-size: 15px; line-height: 23px; }
.mode-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 28px; }
.mode-row.four { grid-template-columns: repeat(4, 1fr); }
.mode-card {
  position: relative; display: flex; flex-direction: column; min-height: 330px; padding: 22px 24px; cursor: pointer;
  background: linear-gradient(180deg, rgba(22, 27, 32, .78), rgba(10, 13, 16, .9));
  border: 1px solid var(--g-line); border-radius: var(--g-radius);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: border-color .15s, transform .15s, background .15s;
}
.mode-card::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; border-radius: var(--g-radius) var(--g-radius) 0 0; background: var(--g-line2); }
.mode-card:hover, .mode-card:focus-visible { border-color: var(--g-acc); transform: translateY(-3px); outline: none; }
.mode-card:hover::after, .mode-card:focus-visible::after { background: var(--g-acc); }
.mode-card.small { min-height: 280px; }
.mc-top { display: flex; justify-content: space-between; align-items: center; }
.mc-label { font-size: 11px; font-weight: 600; letter-spacing: 2.5px; color: var(--g-dim); }
.mc-new { padding: 2px 8px; border-radius: 3px; background: var(--g-acc); color: #111; font-size: 10.5px; font-weight: 800; letter-spacing: 1.5px; }
.mc-icon { width: 46px; height: 46px; margin: 26px 0 14px; color: #fff; opacity: .9; }
.mc-icon svg { width: 100%; height: 100%; }
.mc-title { margin: 0; font-size: 26px; line-height: 30px; font-weight: 700; color: #fff; }
.mc-cap { margin: 8px 0 0; color: #b9c3cb; font-size: 14px; line-height: 21px; }
.mc-list { margin: 14px 0 0; padding: 0; list-style: none; font-size: 13px; color: var(--g-dim); }
.mc-list li { padding: 5px 0; border-top: 1px solid var(--g-line); }
.mc-list li::before { content: "— "; color: var(--g-acc); }
.mc-go { margin-top: auto; padding-top: 18px; font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--g-acc); }
.mc-war { background: linear-gradient(180deg, rgba(44, 38, 26, .82), rgba(14, 13, 10, .92)); }
.mc-war .mc-icon { color: #ffb36b; }
.title-foot { display: flex; gap: 18px; align-items: center; margin-top: 22px; font-size: 12px; color: var(--g-dim); }
.title-foot .nav-link { height: auto; padding: 0; text-transform: none; letter-spacing: 0; font-weight: 500; text-decoration: underline; }

.hints { position: fixed; left: 0; right: 0; bottom: 0; z-index: 4; display: flex; gap: 22px; padding: 12px 40px; font-size: 12px; color: var(--g-dim); pointer-events: none; }
.hints kbd { display: inline-block; min-width: 18px; padding: 1px 5px; border: 1px solid var(--g-line2); border-radius: 3px; font-family: inherit; font-size: 11px; color: var(--g-text); text-align: center; }
body.flying .hints { display: none; }
@media (hover: none) { .hints { display: none; } }

/* solo screen */
.solo-screen { min-height: 100%; padding: 40px 40px 80px; max-width: 1280px; margin: 0 auto; }
.crumbs { display: flex; align-items: center; gap: 16px; }
.crumbs .ask { font-size: 34px; line-height: 40px; }

/* ===== sheets (dark glass panels) ===== */
.sheet-wrap { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; padding: 30px 20px 50px; }
.sheet {
  position: relative; width: min(700px, 100%); max-height: 100%; display: flex; flex-direction: column; color: var(--g-text);
  background: var(--g-bg2); border: 1px solid var(--g-line); border-radius: var(--g-radius);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .55); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
}
.sheet.wide { width: min(940px, 100%); }
.sheet.narrow { width: min(480px, 100%); }
.sheet-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 26px 12px; border-bottom: 1px solid var(--g-line); }
.sheet-head h2 { margin: 0; font-size: 20px; line-height: 26px; font-weight: 700; letter-spacing: .3px; }
.x { width: 32px; height: 32px; border: 1px solid var(--g-line); border-radius: 4px; background: none; color: var(--g-dim); font-size: 14px; cursor: pointer; flex: none; }
.x:hover { color: #fff; border-color: var(--g-line2); }
.tabs { display: flex; flex-wrap: wrap; gap: 4px; padding: 0 26px; border-bottom: 1px solid var(--g-line); }
.tab { height: 40px; padding: 0 12px; border: 0; border-bottom: 2px solid transparent; background: none; color: var(--g-dim); font: inherit; font-size: 12px; font-weight: 600; letter-spacing: 1.4px; text-transform: uppercase; cursor: pointer; }
.tab:hover { color: #fff; }
.tab.on { color: #fff; border-bottom-color: var(--g-acc); }
.sheet-body { overflow-y: auto; padding: 16px 26px 22px; font-size: 14px; line-height: 21px; }
.sheet-foot { display: flex; flex-wrap: wrap; gap: 8px; padding: 14px 26px 20px; border-top: 1px solid var(--g-line); }
.lead { margin: 2px 0 12px; color: #c3ccd3; }
.small { color: var(--g-dim); font-size: 12.5px; line-height: 19px; }
.sub { margin: 20px 0 8px; font-size: 11.5px; font-weight: 600; letter-spacing: 2.4px; text-transform: uppercase; color: var(--g-acc); }
#ui .btn {
  height: 38px; padding: 0 16px; border: 1px solid var(--g-line2); border-radius: 4px; box-shadow: none;
  background: rgba(255, 255, 255, .05); color: var(--g-text); font-size: 13px; font-weight: 600; letter-spacing: .3px; cursor: pointer;
}
#ui .btn:hover { background: rgba(255, 255, 255, .1); }
#ui .btn:active { transform: none; box-shadow: none; }
#ui .btn-go { background: var(--g-acc); border-color: var(--g-acc); color: #121212; }
#ui .btn-go:hover { background: #ff9d40; }
#ui .btn.small { height: 30px; padding: 0 10px; font-size: 12px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.link { border: 0; background: none; padding: 0; color: var(--g-acc); font: inherit; font-weight: 600; text-decoration: underline; cursor: pointer; }
.warnbox { padding: 10px 14px; border: 1px solid rgba(255, 138, 31, .5); border-radius: 4px; background: rgba(255, 138, 31, .1); color: #ffd3a8; }
.rows { list-style: none; margin: 0; padding: 0; }
.row { display: flex; align-items: center; gap: 14px; padding: 12px 0; border-top: 1px solid var(--g-line); }
.row:first-child { border-top: 0; }
.row.locked { opacity: .45; }
.row-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.row-main small { color: var(--g-dim); font-size: 12px; line-height: 18px; }
.row-stat { display: flex; flex-direction: column; align-items: flex-end; font-family: var(--mono); font-size: 13px; white-space: nowrap; }
.row-stat small { font-family: var(--font); font-size: 10.5px; color: var(--g-dim); letter-spacing: 1px; text-transform: uppercase; }
.row-act { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.medal { display: inline-block; padding: 2px 8px; font-size: 10.5px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; border-radius: 3px; font-family: var(--font); color: #111; }
.medal.gold { background: #e9c25a; } .medal.silver { background: #c9d0d6; } .medal.bronze { background: #c98c5a; } .medal.none { background: rgba(255, 255, 255, .12); color: var(--g-text); }
.facts { list-style: none; margin: 8px 0; padding: 0; }
.facts li { display: flex; justify-content: space-between; gap: 16px; padding: 8px 0; border-top: 1px solid var(--g-line); }
.facts li:first-child { border-top: 0; }
.facts span { color: var(--g-dim); }
.facts b { text-align: right; font-weight: 600; }
.facts .hl { color: var(--g-ok); }
.big-time { text-align: center; margin: 4px 0 8px; }
.big-time small { display: block; font-size: 11px; font-weight: 600; letter-spacing: 3px; color: var(--g-dim); text-transform: uppercase; }
.big-time b { font-family: var(--mono); font-size: 44px; line-height: 52px; font-weight: 600; }
.badges { text-align: center; min-height: 10px; }
.check { display: inline-flex; align-items: center; gap: 8px; margin-top: 12px; cursor: pointer; color: var(--g-dim); }
.prose h3 { margin: 18px 0 6px; font-size: 13px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: #fff; }
.prose h3:first-child { margin-top: 4px; }
.prose p, .prose ol { margin: 6px 0; color: #c9d1d8; }
.prose ol { padding-left: 20px; }
.prose b { color: #fff; }
.tricks dt { font-weight: 700; margin-top: 10px; color: #fff; }
.tricks dd { margin: 2px 0 0; color: var(--g-dim); }

/* choices (war setup) */
.choices { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.choices.three { grid-template-columns: repeat(3, 1fr); }
.choices.four { grid-template-columns: repeat(4, 1fr); }
.choice { display: flex; flex-direction: column; gap: 4px; padding: 12px 14px; text-align: left; border: 1px solid var(--g-line); border-radius: 4px; background: var(--g-field); color: var(--g-text); font: inherit; cursor: pointer; }
.choice b { font-size: 15px; }
.choice span { font-size: 12.5px; line-height: 18px; color: var(--g-dim); }
.choice small { font-size: 11px; color: var(--g-dim); font-family: var(--mono); }
.choice:hover { border-color: var(--g-line2); }
.choice.on { border-color: var(--g-acc); background: rgba(255, 138, 31, .1); }

/* fields */
.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; }
.field { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 0; border-top: 1px solid var(--g-line); }
.field > label { display: flex; flex-direction: column; font-weight: 600; font-size: 13px; line-height: 18px; }
.field > label small { font-weight: 400; color: var(--g-dim); font-size: 12px; line-height: 16px; }
.fields .sub { grid-column: 1 / -1; }
#ui select, #ui .num, .b-field input[type=text], .b-field input[type=number] { height: 32px; padding: 0 8px; border: 1px solid var(--g-line2); border-radius: 4px; background: #1b2026; font: inherit; font-size: 13px; color: var(--g-text); max-width: 260px; }
.num { width: 76px; }
.range { display: inline-flex; align-items: center; gap: 8px; }
.range input { width: 140px; accent-color: var(--g-acc); }
.range output { min-width: 52px; font-family: var(--mono); font-size: 12px; text-align: right; color: var(--g-dim); }
.switch { position: relative; display: inline-block; width: 40px; height: 22px; }
.switch input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; z-index: 1; }
.switch span { position: absolute; inset: 0; border-radius: 11px; background: rgba(255, 255, 255, .16); transition: background .15s; }
.switch span::after { content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: #fff; transition: left .15s; }
.switch input:checked + span { background: var(--g-acc); }
.switch input:checked + span::after { left: 21px; }
.switch input:focus-visible + span { outline: 2px solid var(--g-acc); outline-offset: 2px; }
.grid-table { border-collapse: collapse; margin: 8px 0; }
.grid-table th, .grid-table td { padding: 5px 8px; text-align: left; }
.grid-table thead th { font-size: 10.5px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--g-dim); font-weight: 600; }
.grid-table tbody th { font-weight: 600; }
.grid-table.keys th { font-family: var(--mono); white-space: nowrap; color: #fff; }
.grid-table.keys td { color: #c9d1d8; }
.maxrate { font-family: var(--mono); font-size: 12.5px; color: var(--g-dim); }
.rates-wrap { display: grid; grid-template-columns: 1fr 320px; gap: 20px; align-items: start; }
#rateGraph { width: 320px; height: 240px; border: 1px solid var(--g-line2); border-radius: 4px; }
.quad-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; margin-bottom: 12px; }
.quad-card { display: flex; flex-direction: column; gap: 4px; padding: 10px 12px; text-align: left; border: 1px solid var(--g-line); border-radius: 4px; background: var(--g-field); font: inherit; cursor: pointer; color: var(--g-text); }
.quad-card b { font-weight: 700; }
.quad-card small { font-family: var(--mono); font-size: 11px; color: var(--g-dim); }
.quad-card span { font-size: 12px; line-height: 17px; color: var(--g-dim); }
.quad-card.on { border-color: var(--g-acc); background: rgba(255, 138, 31, .1); }
.meter { position: relative; width: 140px; height: 8px; border-radius: 4px; background: rgba(255, 255, 255, .1); overflow: hidden; }
.meter i { position: absolute; top: 0; bottom: 0; left: 0; width: 0; background: var(--g-acc); }
.meter.c::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: #fff; opacity: .4; }
.map-table td { vertical-align: middle; }
.live-sw { font-family: var(--mono); font-size: 12px; }
.raw { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 4px 20px; }
.rawrow { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--g-dim); }
.rawrow span { width: 50px; }
.rawrow code { width: 44px; text-align: right; font-family: var(--mono); color: var(--g-text); }
.rawrow.used { opacity: .4; }
.rawbtns { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.rawbtns span { min-width: 26px; height: 22px; line-height: 20px; text-align: center; border: 1px solid var(--g-line2); border-radius: 3px; font-size: 11px; font-family: var(--mono); }
.rawbtns span.on { background: var(--g-acc); color: #111; }
.cal { display: grid; grid-template-columns: 180px 1fr; gap: 20px; }
.cal-steps { margin: 0; padding-left: 22px; font-weight: 600; color: var(--g-dim); }
.cal-steps li { padding: 4px 0; }
.cal-steps li.ok { color: var(--g-ok); }
.cal-steps li.now { color: #fff; }
.cal-steps li.now::marker { color: var(--g-acc); }
.cal-say { margin: 0 0 12px; padding: 12px 14px; border: 1px solid var(--g-line2); border-radius: 4px; background: var(--g-field); font-size: 14.5px; }
#toast { position: fixed; left: 50%; bottom: 60px; z-index: 60; transform: translate(-50%, 20px); padding: 10px 16px; border-radius: 4px; background: #1b2026; border: 1px solid var(--g-line2); color: var(--g-text); font-weight: 600; opacity: 0; transition: .2s; pointer-events: none; }
#toast.show { opacity: 1; transform: translate(-50%, 0); }

/* war: video static and vehicle markers */
#jam { position: fixed; inset: 0; z-index: 7; width: 100%; height: 100%; pointer-events: none; image-rendering: pixelated; opacity: 0; mix-blend-mode: normal; }
#marks { position: fixed; inset: 0; z-index: 6; pointer-events: none; }
#marks i { position: absolute; transform: translate(-50%, -50%); border: 1px solid rgba(255, 90, 79, .85); box-shadow: 0 0 0 1px rgba(0, 0, 0, .4); }
#marks i b { position: absolute; left: 100%; top: -2px; margin-left: 4px; font: 600 11px var(--mono); color: #ffb3ad; text-shadow: 0 0 2px #000; white-space: nowrap; }
body:not(.flying) #marks, body:not(.flying) #jam { display: none; }
#osd.osd-war .osd-delta { top: auto; bottom: 108px; font-size: 15px; color: #ffb3a8; }
#osd.osd-war .osd-delta.ahead { color: #cfe9d9; }

/* ===== builder ===== */
.builder { position: fixed; inset: 0; display: grid; grid-template-columns: 1fr 340px; background: #0c1014; }
#bCanvas { width: 100%; height: 100%; display: block; cursor: crosshair; touch-action: none; }
.b-panel { overflow-y: auto; padding: 18px 20px; background: var(--g-bg2); color: var(--g-text); border-left: 1px solid var(--g-line); }
.b-panel h2 { margin: 0 0 8px; font-size: 18px; font-weight: 700; }
.b-field { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin: 6px 0; font-weight: 700; font-size: 13.5px; }
.b-field input[type=text] { width: 180px; }
.b-field input[type=number] { width: 70px; }
.b-sel { margin: 10px 0; padding: 10px 12px; border: 1px solid var(--g-line2); border-radius: 4px; background: var(--g-field); }
.b-list { margin: 10px 0; padding: 0; list-style: none; max-height: 260px; overflow-y: auto; }
.b-list button { width: 100%; text-align: left; padding: 5px 8px; border: 0; border-bottom: 1px solid var(--g-line); background: none; font: inherit; font-size: 13px; cursor: pointer; color: var(--g-text); }
.b-list button.on { background: rgba(255, 138, 31, .18); font-weight: 700; }

.b-panel .btn { height: 36px; padding: 0 14px; border: 1px solid var(--g-line2); border-radius: 4px; box-shadow: none; background: rgba(255,255,255,.05); color: var(--g-text); font-weight: 600; cursor: pointer; }
.b-panel .btn-go { background: var(--g-acc); border-color: var(--g-acc); color: #121212; }
.b-panel .small { color: var(--g-dim); }

/* ===== OSD ===== */
#osd { position: fixed; inset: 0; z-index: 5; pointer-events: none; font-family: var(--mono); color: #fff; font-size: 15px; font-weight: 700; text-shadow: 0 0 2px #000, 1px 1px 0 #000, -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000; }
.osd-top { position: absolute; top: 14px; left: 20px; right: 70px; display: flex; justify-content: space-between; gap: 16px; }
.osd-race { display: flex; gap: 18px; align-items: baseline; font-size: 17px; }
.osd-race b { color: #ffb36b; }
.osd-race span { font-size: 14px; opacity: .9; }
#osdMode.warn { color: #ff9b8f; }
.osd-cross { position: absolute; left: 50%; top: 50%; width: 26px; height: 26px; margin: -13px 0 0 -13px; }
.osd-cross::before, .osd-cross::after { content: ""; position: absolute; background: #fff; box-shadow: 0 0 2px #000; }
.osd-cross::before { left: 0; right: 0; top: 12px; height: 2px; }
.osd-cross::after { top: 0; bottom: 0; left: 12px; width: 2px; }
.osd-msg { position: absolute; left: 0; right: 0; top: 30%; text-align: center; font-size: 22px; letter-spacing: 1px; padding: 0 20px; }
.osd-delta { position: absolute; left: 50%; top: 22%; transform: translateX(-50%); padding: 2px 10px; font-size: 20px; color: #ffb3a8; }
.osd-delta.ahead { color: #7dffb4; }
.osd-bottom { position: absolute; left: 20px; right: 20px; bottom: 16px; display: flex; justify-content: space-between; gap: 16px; }
#osdBatt.warn { color: #ff9b8f; animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: .3; } }
.osd-sticks { position: absolute; left: 50%; bottom: 46px; transform: translateX(-50%); display: flex; gap: 14px; }
.stick-box { position: relative; width: 56px; height: 56px; border: 2px solid rgba(255, 255, 255, .6); box-shadow: 0 0 2px #000; background: rgba(0, 0, 0, .15); }
.stick-box i { position: absolute; left: 50%; top: 50%; width: 10px; height: 10px; margin: -5px 0 0 -5px; background: #ff8a1f; border: 2px solid #000; border-radius: 50%; }
.osd-pause { position: absolute; top: 10px; right: 14px; width: 40px; height: 34px; border: 1px solid rgba(255,255,255,.3); border-radius: 4px; background: rgba(12,15,18,.6); color: #fff; font-weight: 700; font-family: var(--font); pointer-events: auto; cursor: pointer; text-shadow: none; }
#osd.osd-min .osd-bottom, #osd.osd-min .osd-sticks { display: none; }


/* ===== responsive ===== */
@media (max-width: 1100px) {
  .mode-row.four { grid-template-columns: repeat(2, 1fr); }
  .ask { font-size: 36px; line-height: 42px; }
  .topnav { margin-left: 0; order: 3; width: 100%; }
}
@media (max-width: 760px) {
  .title-screen { padding: 18px 16px 70px; }
  .wordmark { font-size: 20px; letter-spacing: 2px; }
  .music { margin-left: auto; }
  .hero { padding-top: 26px; }
  .ask { font-size: 28px; line-height: 34px; }
  .mode-row, .mode-row.four { grid-template-columns: 1fr; gap: 12px; }
  .mode-card, .mode-card.small { min-height: 0; }
  .mc-icon { margin: 12px 0 8px; width: 36px; height: 36px; }
  .solo-screen { padding: 24px 16px 80px; }
  .sheet-head, .tabs, .sheet-body, .sheet-foot { padding-left: 18px; padding-right: 18px; }
  .fields, .choices, .choices.three, .choices.four { grid-template-columns: 1fr; }
  .field { flex-wrap: wrap; }
  .rates-wrap { grid-template-columns: 1fr; }
  #rateGraph { width: 100%; height: auto; }
  .row { flex-wrap: wrap; }
  .cal { grid-template-columns: 1fr; }
  .builder { grid-template-columns: 1fr; grid-template-rows: 55vh 1fr; }
  .b-panel { border-left: 0; border-top: 1px solid var(--g-line); }
  .osd-race { flex-wrap: wrap; gap: 8px; font-size: 14px; }
  #osd { font-size: 12.5px; }
  .range input { width: 110px; }
  .hints { display: none; }
}