/* Standalone Mini Tests — intentionally isolated from Reader and legacy test UI. */
html.mini-test-active,
body.mini-test-active { min-height: 100%; overflow-x: hidden; background: #0d0b15; }

.mini-test-active #app { min-height: 100svh; }
.mini-test-shell,
.mini-test-shell * { box-sizing: border-box; }
.mini-test-shell { --mini-accent: var(--accent, #9a83c7); width: 100%; min-height: 100svh; padding: env(safe-area-inset-top) max(16px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left)); color: #f7f3ff; overflow-x: clip; }
.mini-test-header { width: min(100%, 1040px); min-height: 58px; margin: 0 auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 10px; }
.mini-test-header > :last-child { justify-self: end; color: rgba(255,255,255,.62); font-size: 12px; }
.mini-test-close { min-height: 44px; width: fit-content; padding: 0 8px; border: 0; background: transparent; color: rgba(255,255,255,.84); font: inherit; font-size: 13px; cursor: pointer; }
.mini-test-header-title { margin: 0; max-width: 36vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: rgba(255,255,255,.68); font-size: 12px; font-weight: 650; }
.mini-test-mode-progress { width: min(100%, 1040px); margin: 2px auto 14px; }
.mini-test-sr-progress { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); }
.mini-test-shell button { font-family: inherit; }
.mini-test-shell button:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.mini-test-shell button:disabled { cursor: default; }
.mini-test-shell h1:focus { outline: 0; }

/* Home artwork remains CSS-only and keeps the approved compact card dimensions. */
.mini-test-home-card .v2-card-bg::before,
.mini-test-home-card .v2-card-bg::after { content: ''; position: absolute; pointer-events: none; }
.mini-test-home-card .v2-card-bg::before { inset: 14% 16% 35%; border: 1px solid rgba(255,255,255,.22); border-radius: 50%; transform: rotate(-12deg); }
.mini-test-home-card .v2-card-bg::after { width: 7px; height: 7px; top: 19%; right: 20%; border-radius: 50%; background: rgba(255,255,255,.78); box-shadow: -26px 20px 0 rgba(255,255,255,.28), 6px 38px 0 rgba(255,255,255,.4); }
.mini-test-home-card--split-choice .v2-card-bg { background: linear-gradient(112deg, #182235 0 49.5%, #512c4b 50%); }
.mini-test-home-card--messenger .v2-card-bg::before { inset: 16% 12% 49% 24%; border-radius: 12px 12px 12px 3px; transform: none; box-shadow: -10px 31px 0 -1px rgba(201,122,121,.35); }
.mini-test-home-card--ambient-scale .v2-card-bg::before { inset: 17% 18% 37%; border: 0; background: radial-gradient(circle, rgba(126,210,199,.9), rgba(76,119,174,.35) 38%, transparent 70%); box-shadow: 0 0 24px rgba(100,160,210,.52); }
.mini-test-home-card--scenario-board .v2-card-bg::before { inset: 17% 18% 38%; border-radius: 8px; transform: rotate(4deg); box-shadow: 10px 8px 0 rgba(194,155,98,.18); }
.mini-test-home-card--priority-stack .v2-card-bg::before { inset: 16% 20% 40%; border-radius: 7px; transform: rotate(-7deg); box-shadow: 8px 7px 0 -1px rgba(255,255,255,.13), 15px 13px 0 -2px rgba(154,131,199,.25); }
.mini-test-home-card--timeline-reveal .v2-card-bg::before { inset: 17% 12% 45%; border: 0; border-bottom: 1px solid rgba(255,255,255,.38); border-radius: 0; transform: none; }

/* split-choice */
.mini-test-split-progress { display: flex; gap: 6px; justify-content: center; }
.mini-test-split-progress i { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,.18); }
.mini-test-split-progress i.is-done { background: rgba(255,255,255,.62); }
.mini-test-split-progress i.is-current { background: #fff; box-shadow: 0 0 0 4px rgba(255,255,255,.12); }
.mini-test-split-stage { width: min(100%, 940px); min-height: calc(100svh - 110px - env(safe-area-inset-top)); margin: 0 auto; display: grid; grid-template-rows: auto auto 1fr; }
.mini-test-kicker { margin: 4vh 0 10px; color: #bea0b8; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; }
.mini-test-split-stage h1 { margin: 0 0 24px; max-width: 660px; font-size: clamp(25px, 6.8vw, 46px); line-height: 1.22; letter-spacing: -.025em; }
.mini-test-split-options { align-self: stretch; display: grid; grid-template-columns: 1fr 1fr; gap: 2px; padding-bottom: 10px; }
.mini-test-split-options button { min-height: 210px; padding: 26px 20px; display: flex; flex-direction: column; justify-content: space-between; text-align: left; border: 1px solid rgba(255,255,255,.12); background: rgba(91,116,150,.14); color: #fff; cursor: pointer; transition: transform 170ms, background 170ms, border-color 170ms; }
.mini-test-split-options button:nth-child(2) { background: rgba(155,86,130,.14); }
.mini-test-split-options button span { color: rgba(255,255,255,.44); font-size: 12px; }
.mini-test-split-options button strong { font-size: clamp(16px, 4.4vw, 22px); line-height: 1.45; }
.mini-test-split-options button:hover { background: rgba(255,255,255,.15); border-color: rgba(255,255,255,.3); transform: translateY(-2px); }
.mini-test-split-options button.is-selected { background: rgba(255,255,255,.25); }

/* messenger */
.mini-test-chat-progress { display: flex; align-items: center; justify-content: center; gap: 6px; }
.mini-test-chat-progress span { margin-right: 5px; color: #dda9a4; font-size: 11px; }
.mini-test-chat-progress i { width: 18px; height: 2px; background: rgba(255,255,255,.16); }
.mini-test-chat-progress i.is-done { background: #c77a79; }
.mini-test-chat-stage { width: min(100%, 720px); min-height: calc(100svh - 110px - env(safe-area-inset-top)); margin: auto; display: flex; flex-direction: column; }
.mini-test-chat-window { flex: 1; min-height: 300px; padding: 18px 2px; display: flex; flex-direction: column; justify-content: flex-end; gap: 10px; }
.mini-test-chat-name { margin: auto auto 18px; color: rgba(255,255,255,.46); font-size: 11px; }
.mini-test-chat-history { opacity: .5; }
.mini-test-chat-history p { width: fit-content; max-width: 78%; margin: 5px 0; padding: 8px 11px; border-radius: 14px 14px 14px 4px; background: rgba(255,255,255,.1); font-size: 11px; }
.mini-test-chat-history p:last-child { margin-left: auto; border-radius: 14px 14px 4px 14px; background: rgba(167,119,181,.28); }
.mini-test-chat-incoming { width: fit-content; max-width: 84%; padding: 15px 17px; border: 1px solid rgba(255,255,255,.08); border-radius: 20px 20px 20px 5px; background: rgba(255,255,255,.12); box-shadow: 0 12px 36px rgba(0,0,0,.16); }
.mini-test-chat-incoming h1 { margin: 0; font-size: clamp(18px, 5vw, 24px); line-height: 1.45; }
.mini-test-chat-replies { padding: 14px 0 8px; display: grid; gap: 9px; }
.mini-test-chat-replies button { min-height: 50px; padding: 11px 15px; border: 1px solid rgba(199,122,121,.42); border-radius: 18px 18px 5px 18px; background: rgba(167,119,181,.14); color: #fff; text-align: right; font-size: 14px; line-height: 1.4; cursor: pointer; }
.mini-test-chat-replies button:hover,
.mini-test-chat-replies button.is-selected { background: rgba(199,122,121,.34); }

/* ambient-scale */
.mini-test-ambient-progress { width: 38px; height: 38px; margin: auto; display: grid; place-items: center; border-radius: 50%; background: conic-gradient(#70c1b3 var(--mini-progress), rgba(255,255,255,.12) 0); position: relative; }
.mini-test-ambient-progress::after { content: ''; position: absolute; inset: 3px; border-radius: inherit; background: #0c1b2c; }
.mini-test-ambient-progress span { position: relative; z-index: 1; font-size: 10px; }
.mini-test-ambient-stage { width: min(100%, 760px); min-height: calc(100svh - 116px - env(safe-area-inset-top)); margin: auto; display: grid; grid-template-rows: 1fr auto auto; align-items: center; text-align: center; }
.mini-test-ambient-orb { width: min(48vw, 260px); aspect-ratio: 1; margin: 2vh auto; position: relative; border-radius: 50%; background: radial-gradient(circle, rgba(126,211,199,.72), rgba(76,120,176,.24) 42%, transparent 70%); filter: drop-shadow(0 0 30px rgba(90,150,200,.35)); }
.mini-test-ambient-orb i { position: absolute; inset: 8%; border: 1px solid rgba(162,218,222,.2); border-radius: 48% 52% 50% 46%; animation: mini-test-orbit 9s linear infinite; }
.mini-test-ambient-orb i:nth-child(2) { inset: 22%; animation-duration: 7s; animation-direction: reverse; }
.mini-test-ambient-orb i:nth-child(3) { inset: 36%; background: rgba(215,244,236,.35); }
.mini-test-ambient-stage h1 { margin: 0 auto 24px; max-width: 610px; font-size: clamp(20px, 5.4vw, 30px); line-height: 1.42; }
.mini-test-ambient-options { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding-bottom: 10px; }
.mini-test-ambient-options button { min-height: 88px; padding: 10px 4px; border: 1px solid rgba(138,194,205,.18); border-radius: 42px; background: rgba(13,33,53,.58); color: #eefcff; cursor: pointer; }
.mini-test-ambient-options button > i { width: calc(7px + var(--level) * 4px); height: calc(7px + var(--level) * 4px); margin: 0 auto 9px; display: block; border-radius: 50%; background: #91d4cb; box-shadow: 0 0 calc(var(--level) * 7px) rgba(112,193,179,.9); }
.mini-test-ambient-options button span { display: block; font-size: 11px; line-height: 1.25; }
.mini-test-ambient-options button:hover,
.mini-test-ambient-options button.is-selected { background: rgba(66,113,137,.54); border-color: #8dd2cb; }

/* scenario-board */
.mini-test-board-progress { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(7, 1fr); list-style: none; }
.mini-test-board-progress li { min-width: 0; color: rgba(255,255,255,.28); text-align: center; font-size: 8px; }
.mini-test-board-progress i { width: 8px; height: 8px; margin: 0 auto 5px; display: block; border: 1px solid currentColor; border-radius: 50%; }
.mini-test-board-progress li.is-done,
.mini-test-board-progress li.is-current { color: #c29b62; }
.mini-test-board-progress li.is-done i { background: currentColor; }
.mini-test-board-stage { width: min(100%, 820px); margin: 3vh auto 0; }
.mini-test-board-scene { min-height: 260px; padding: clamp(24px, 7vw, 54px); position: relative; display: flex; flex-direction: column; justify-content: center; border: 1px solid rgba(194,155,98,.28); border-radius: 4px; background: linear-gradient(145deg, rgba(36,61,44,.64), rgba(46,38,25,.72)); box-shadow: 14px 14px 0 rgba(0,0,0,.12); }
.mini-test-board-scene > p { margin: 0 0 20px; color: #c8aa78; font-size: 10px; letter-spacing: .16em; }
.mini-test-board-scene h1 { max-width: 620px; margin: 0; font-size: clamp(23px, 6vw, 36px); line-height: 1.36; }
.mini-test-board-marker { position: absolute; right: 18px; bottom: 18px; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; background: #c29b62; color: #1c2118; font-weight: 800; box-shadow: 0 7px 18px rgba(0,0,0,.28); }
.mini-test-board-actions { margin-top: 20px; display: grid; gap: 8px; }
.mini-test-board-actions button { min-height: 52px; padding: 10px 13px; display: grid; grid-template-columns: 32px 1fr; align-items: center; gap: 9px; border: 1px solid rgba(255,255,255,.12); border-radius: 5px; background: rgba(255,255,255,.06); color: #fff; text-align: left; line-height: 1.35; cursor: pointer; }
.mini-test-board-actions button span { color: #c29b62; font-size: 11px; }
.mini-test-board-actions button:hover,
.mini-test-board-actions button.is-selected { background: rgba(118,145,125,.25); border-color: rgba(194,155,98,.58); }
.mini-test-board-feedback { min-height: 24px; margin: 10px 0 0; color: #d2bd99; font-size: 12px; }

/* priority-stack */
.mini-test-stack-progress { display: flex; align-items: baseline; justify-content: center; gap: 5px; color: rgba(255,255,255,.5); font-size: 11px; }
.mini-test-stack-progress strong { color: #aaa8ea; font-size: 20px; }
.mini-test-stack-stage { width: min(100%, 760px); min-height: calc(100svh - 120px - env(safe-area-inset-top)); margin: auto; display: flex; flex-direction: column; justify-content: center; }
.mini-test-stack-instruction { width: fit-content; margin: 0 0 12px; padding: 5px 9px; border: 1px solid rgba(170,168,234,.28); border-radius: 999px; color: #bfbded; font-size: 10px; }
.mini-test-stack-stage h1 { margin: 0 0 28px; font-size: clamp(23px, 6vw, 36px); line-height: 1.35; }
.mini-test-stack-options { min-height: 300px; position: relative; }
.mini-test-stack-options button { width: calc(100% - var(--stack-index) * 18px); min-height: 112px; margin-left: calc(var(--stack-index) * 9px); padding: 20px; position: absolute; top: calc(var(--stack-index) * 92px); z-index: calc(4 - var(--stack-index)); display: flex; flex-direction: column; justify-content: space-between; align-items: flex-start; border: 1px solid rgba(170,168,234,.22); border-radius: 13px; background: linear-gradient(145deg, #262947, #1a1c35); color: #fff; text-align: left; box-shadow: 0 13px 28px rgba(0,0,0,.28); cursor: pointer; transition: transform 180ms, border-color 180ms; }
.mini-test-stack-options button span { color: #8f92ca; font-size: 10px; }
.mini-test-stack-options button strong { font-size: 15px; line-height: 1.4; }
.mini-test-stack-options button:hover { transform: translateY(-5px) rotate(-.4deg); border-color: #aaa8ea; }
.mini-test-stack-options button.is-selected { transform: translateX(105%); opacity: .35; }

/* timeline-reveal */
.mini-test-timeline-progress { margin: 0; padding: 0 4px; display: grid; grid-template-columns: repeat(7, 1fr); list-style: none; }
.mini-test-timeline-progress li { height: 12px; position: relative; border-top: 1px solid rgba(255,255,255,.14); }
.mini-test-timeline-progress i { width: 7px; height: 7px; position: absolute; top: -4px; left: 0; border: 1px solid #6f7896; border-radius: 50%; background: #1b1826; }
.mini-test-timeline-progress li.is-done { border-color: #a36f82; }
.mini-test-timeline-progress li.is-done i,
.mini-test-timeline-progress li.is-current i { background: #b68091; box-shadow: 0 0 10px rgba(182,128,145,.55); }
.mini-test-timeline-stage { width: min(100%, 720px); min-height: calc(100svh - 122px - env(safe-area-inset-top)); margin: auto; padding-left: 30px; position: relative; display: flex; flex-direction: column; justify-content: center; }
.mini-test-timeline-stage::before { content: ''; position: absolute; left: 6px; top: 12%; bottom: 12%; width: 1px; background: linear-gradient(#a36f82, rgba(105,133,169,.2)); }
.mini-test-timeline-moment { position: relative; }
.mini-test-timeline-moment i { width: 13px; height: 13px; position: absolute; left: -30px; top: 1px; border: 3px solid #2a2231; border-radius: 50%; background: #c08a9b; box-shadow: 0 0 18px rgba(192,138,155,.6); }
.mini-test-timeline-moment p { margin: 0 0 13px; color: #c490a0; font-size: 11px; letter-spacing: .08em; }
.mini-test-timeline-stage h1 { margin: 0 0 30px; font-size: clamp(23px, 6vw, 36px); line-height: 1.38; }
.mini-test-timeline-options { display: grid; gap: 10px; }
.mini-test-timeline-options button { min-height: 58px; padding: 10px 14px; display: grid; grid-template-columns: 12px 1fr; align-items: center; gap: 12px; border: 0; border-bottom: 1px solid rgba(255,255,255,.13); background: rgba(255,255,255,.025); color: #fff; text-align: left; font-size: 14px; line-height: 1.4; cursor: pointer; }
.mini-test-timeline-options button i { width: 8px; height: 8px; border: 1px solid #b98596; border-radius: 50%; }
.mini-test-timeline-options button:hover,
.mini-test-timeline-options button.is-selected { background: rgba(163,111,130,.18); }
.mini-test-timeline-options button.is-selected i { background: #d09aae; box-shadow: 0 0 10px #a36f82; }

/* Six distinct result visuals; details/actions remain shared engine controls. */
.mini-test-result-shell { padding-bottom: max(34px, env(safe-area-inset-bottom)); }
.mini-test-result-split,
.mini-test-result-chat,
.mini-test-result-ambient,
.mini-test-result-board,
.mini-test-result-stack,
.mini-test-result-timeline { width: min(100%, 820px); margin: 5vh auto 26px; }
.mini-test-result-split { display: grid; grid-template-columns: 1.5fr .7fr; border: 1px solid rgba(255,255,255,.16); }
.mini-test-result-split section,
.mini-test-result-split aside { min-height: 280px; padding: clamp(24px, 7vw, 54px); display: flex; flex-direction: column; justify-content: center; }
.mini-test-result-split section { background: rgba(91,116,150,.15); }
.mini-test-result-split aside { background: rgba(155,86,130,.16); }
.mini-test-result-split span { margin-bottom: 12px; color: rgba(255,255,255,.48); font-size: 10px; }
.mini-test-result-split h1 { margin: 0 0 20px; font-size: clamp(30px, 7vw, 48px); }
.mini-test-result-split p { margin: 0; line-height: 1.7; }
.mini-test-result-chat { min-height: 390px; padding: 28px 0; display: flex; flex-direction: column; justify-content: center; }
.mini-test-result-chat > p,
.mini-test-result-chat > div { width: fit-content; max-width: 86%; padding: 14px 17px; border-radius: 19px 19px 19px 5px; background: rgba(255,255,255,.1); }
.mini-test-result-chat > div { margin: 14px 0 14px auto; border-radius: 19px 19px 5px 19px; background: rgba(199,122,121,.25); }
.mini-test-result-chat h1 { margin: 0 0 9px; font-size: clamp(25px, 6vw, 38px); }
.mini-test-result-chat p { margin-top: 0; line-height: 1.6; }
.mini-test-result-chat-out { align-self: flex-end; color: rgba(255,255,255,.75); }
.mini-test-result-ambient { text-align: center; }
.mini-test-result-orb { width: 180px; aspect-ratio: 1; margin: auto; border-radius: 50%; background: radial-gradient(circle, rgba(144,220,207,.9), rgba(74,118,169,.24) 44%, transparent 72%); filter: drop-shadow(0 0 30px rgba(112,193,179,.44)); }
.mini-test-result-ambient h1 { margin: -12px 0 8px; font-size: clamp(28px, 7vw, 44px); }
.mini-test-result-ambient > p { margin: 0 auto 25px; max-width: 560px; line-height: 1.65; }
.mini-test-result-ambient ul { max-width: 560px; margin: auto; padding: 0; list-style: none; }
.mini-test-result-ambient li { margin: 9px 0; display: grid; grid-template-columns: 150px 1fr; align-items: center; gap: 10px; text-align: left; font-size: 11px; }
.mini-test-result-ambient li > i { height: 4px; background: rgba(255,255,255,.12); }
.mini-test-result-ambient li b { height: 100%; display: block; background: #70c1b3; }
.mini-test-result-board { padding: clamp(26px, 7vw, 55px); position: relative; border: 1px solid rgba(194,155,98,.35); background: rgba(31,54,39,.62); box-shadow: 15px 15px 0 rgba(0,0,0,.13); }
.mini-test-result-board > p { color: #c29b62; font-size: 10px; letter-spacing: .16em; }
.mini-test-result-board-marker { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 50%; background: #c29b62; color: #172019; font-weight: 850; }
.mini-test-result-board h1 { margin: 20px 0 10px; font-size: clamp(30px, 7vw, 44px); }
.mini-test-result-board > span { display: block; margin-top: 24px; color: #d4bb8e; }
.mini-test-result-stack > p:first-child { color: #aaa8ea; font-size: 11px; letter-spacing: .12em; }
.mini-test-result-stack ol { margin: 20px 0; padding: 0; list-style: none; }
.mini-test-result-stack li { min-height: 116px; padding: 22px; display: grid; grid-template-columns: 44px 1fr; align-items: center; border: 1px solid rgba(170,168,234,.23); border-radius: 13px; background: #242642; box-shadow: 0 12px 25px rgba(0,0,0,.23); }
.mini-test-result-stack li:nth-child(2) { width: 92%; margin: -5px auto 0; opacity: .72; }
.mini-test-result-stack li span { color: #9093ce; font-size: 11px; }
.mini-test-result-stack h1 { margin: 0; font-size: clamp(27px, 6vw, 40px); }
.mini-test-result-stack > p:last-child { line-height: 1.7; }
.mini-test-result-timeline { padding: 30px 0 30px 42px; position: relative; }
.mini-test-result-line { width: 1px; position: absolute; left: 10px; top: 0; bottom: 0; background: linear-gradient(#6a7697, #a36f82); }
.mini-test-result-line i { width: 11px; height: 11px; position: absolute; left: -5px; border-radius: 50%; background: #6a7697; }
.mini-test-result-line i:nth-child(1) { top: 4%; }.mini-test-result-line i:nth-child(2) { top: 44%; }.mini-test-result-line i:nth-child(3) { bottom: 4%; }
.mini-test-result-line i.is-open { background: #d397aa; box-shadow: 0 0 22px #a36f82; }
.mini-test-result-timeline > p:first-of-type { color: #c28b9e; font-size: 11px; letter-spacing: .1em; }
.mini-test-result-timeline h1 { max-width: 620px; margin: 20px 0 12px; font-size: clamp(31px, 7vw, 48px); }
.mini-test-result-timeline > p { max-width: 620px; line-height: 1.7; }
.mini-test-result-timeline > span { display: block; margin-top: 30px; color: #98a7bf; }
.mini-test-result-details { width: min(100%, 820px); margin: 0 auto 24px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.mini-test-result-details section { padding: 18px; border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.045); }
.mini-test-result-details h2 { margin: 0 0 10px; color: var(--mini-accent); font-size: 12px; }
.mini-test-result-details p { margin: 0; color: rgba(255,255,255,.76); font-size: 13px; line-height: 1.65; }
.mini-test-result-actions { width: min(100%, 820px); margin: auto; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.mini-test-result-actions button,
.mini-test-error button { min-height: 48px; padding: 10px; border: 1px solid rgba(255,255,255,.16); border-radius: 7px; background: rgba(255,255,255,.08); color: #fff; cursor: pointer; }
.mini-test-result-actions button:nth-child(2) { background: var(--mini-accent); color: #130f1d; font-weight: 750; }
.mini-test-toast { min-height: 24px; margin: 14px auto 0; opacity: 0; text-align: center; font-size: 12px; transition: opacity 160ms; }
.mini-test-toast.is-visible { opacity: 1; }
.mini-test-error { display: grid; place-content: center; gap: 12px; text-align: center; }

@keyframes mini-test-orbit { to { transform: rotate(360deg); } }

@media (min-width: 768px) {
  .mini-test-shell { padding-left: max(34px, env(safe-area-inset-left)); padding-right: max(34px, env(safe-area-inset-right)); }
  .mini-test-split-options button { min-height: 300px; }
  .mini-test-chat-replies { grid-template-columns: repeat(3, 1fr); }
  .mini-test-chat-replies button { text-align: center; border-radius: 18px; }
  .mini-test-board-actions { grid-template-columns: repeat(3, 1fr); }
  .mini-test-board-actions button { grid-template-columns: 1fr; align-content: center; text-align: center; }
}

@media (max-width: 600px) {
  .mini-test-header-title { display: none; }
  .mini-test-header { grid-template-columns: 1fr auto; }
  .mini-test-split-options { grid-template-columns: 1fr; }
  .mini-test-split-options button { min-height: 132px; }
  .mini-test-split-stage { min-height: calc(100svh - 102px - env(safe-area-inset-top)); }
  .mini-test-result-split { grid-template-columns: 1fr; }
  .mini-test-result-split section { min-height: 260px; }
  .mini-test-result-split aside { min-height: 120px; }
  .mini-test-result-details { grid-template-columns: 1fr; }
  .mini-test-result-actions { grid-template-columns: 1fr 1fr; }
  .mini-test-result-actions button:last-child { grid-column: 1 / -1; }
  .mini-test-result-ambient li { grid-template-columns: 115px 1fr; }
}

@media (orientation: landscape) and (max-height: 500px) {
  .mini-test-header { min-height: 44px; }
  .mini-test-mode-progress { margin-bottom: 5px; }
  .mini-test-split-stage,
  .mini-test-chat-stage,
  .mini-test-ambient-stage,
  .mini-test-stack-stage,
  .mini-test-timeline-stage { min-height: auto; }
  .mini-test-kicker { margin-top: 0; }
  .mini-test-split-stage h1 { margin-bottom: 10px; font-size: 20px; }
  .mini-test-split-options button { min-height: 132px; }
  .mini-test-chat-window { min-height: 110px; padding: 4px 0; }
  .mini-test-chat-history { display: none; }
  .mini-test-chat-replies { grid-template-columns: repeat(3, 1fr); padding-top: 5px; }
  .mini-test-ambient-stage { grid-template-columns: 150px 1fr; grid-template-rows: auto auto; text-align: left; gap: 8px 20px; }
  .mini-test-ambient-orb { width: 120px; grid-row: 1 / 3; }
  .mini-test-ambient-stage h1 { margin-bottom: 8px; }
  .mini-test-ambient-options { width: 100%; }
  .mini-test-ambient-options button { min-height: 64px; }
  .mini-test-board-stage { margin-top: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .mini-test-board-scene { min-height: 210px; }
  .mini-test-board-actions { margin-top: 0; }
  .mini-test-stack-stage h1,
  .mini-test-timeline-stage h1 { margin-bottom: 12px; font-size: 21px; }
  .mini-test-stack-options { min-height: 214px; }
  .mini-test-stack-options button { min-height: 84px; top: calc(var(--stack-index) * 62px); }
  .mini-test-timeline-stage { padding-top: 8px; padding-bottom: 8px; }
  .mini-test-timeline-options { grid-template-columns: repeat(3, 1fr); }
  .mini-test-result-split,
  .mini-test-result-chat,
  .mini-test-result-ambient,
  .mini-test-result-board,
  .mini-test-result-stack,
  .mini-test-result-timeline { margin-top: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .mini-test-shell *,
  .mini-test-shell *::before,
  .mini-test-shell *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}