:root {
  --ink: #101514;
  --night: #080d0f;
  --paper: #f5f4f1;
  --paper-deep: #eeece7;
  --gold: #ae8541;
  --gold-bright: #d7b66f;
  --line: rgba(16, 21, 20, .13);
  --muted: #686d69;
  --ease: cubic-bezier(.2, .72, .2, 1);
}

* { box-sizing: border-box; }
html { min-width: 280px; background: var(--night); }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: "Noto Sans KR", Pretendard, Arial, sans-serif; text-rendering: optimizeLegibility; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
.skip-link { position: fixed; z-index: 100; top: -70px; left: 18px; padding: 12px 16px; color: #fff; background: var(--ink); }
.skip-link:focus { top: 18px; }

.participate-page { min-height: 100svh; display: grid; grid-template-columns: minmax(430px, 35.16vw) minmax(0, 1fr); }

/* Event spec — reference left panel */
.event-panel { position: relative; height: 100svh; min-height: 680px; overflow: hidden; color: #fff; background: var(--night); isolation: isolate; }
.event-photo { position: absolute; z-index: -3; inset: 0; background: url("./assets/participate-hero-v1.png") 57% center / cover no-repeat; transform: scale(1.045); }
.event-shade { position: absolute; z-index: -2; inset: 0; background: linear-gradient(180deg, rgba(3,8,10,.82) 0%, rgba(3,8,10,.78) 43%, rgba(3,8,10,.61) 67%, rgba(3,8,10,.23) 100%), linear-gradient(90deg, rgba(2,7,9,.32), transparent 72%); }
.event-panel::after { content: ""; position: absolute; z-index: -1; inset: 0 0 0 auto; width: 1px; background: rgba(255,255,255,.14); }
.event-header { position: absolute; z-index: 2; top: 0; left: 0; right: 0; display: flex; align-items: center; justify-content: space-between; padding: clamp(24px, 3.45vh, 42px) 7.35%; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand strong { font-size: clamp(24px, 2.25vw, 43px); font-weight: 950; font-style: italic; line-height: 1; letter-spacing: -.09em; transform: skew(-8deg); }
.brand span { color: rgba(255,255,255,.72); font-size: clamp(7px, .58vw, 11px); font-weight: 800; line-height: 1.25; letter-spacing: .085em; }
.season { padding: clamp(7px, 1.05vh, 12px) clamp(11px, 1.1vw, 21px); border: 1px solid rgba(255,255,255,.28); border-radius: 999px; font-size: clamp(9px, .76vw, 14px); font-weight: 760; letter-spacing: .05em; white-space: nowrap; }
.event-copy { position: absolute; z-index: 2; top: 13.5%; left: 7.35%; right: 8.8%; }
.event-kicker { display: flex; align-items: center; gap: clamp(9px, .9vw, 16px); margin-bottom: clamp(15px, 2.4vh, 26px); color: rgba(255,255,255,.73); font-size: clamp(12px, 1vw, 19px); font-weight: 700; }
.event-status { padding: clamp(4px, .65vh, 7px) clamp(8px, .72vw, 13px); border: 1px solid rgba(255,132,96,.55); border-radius: 999px; color: #fff; background: rgba(172,58,36,.64); font-size: clamp(10px, .8vw, 15px); white-space: nowrap; }
.event-copy h1 { margin: 0; font-size: clamp(46px, 3.75vw, 84px); font-weight: 560; line-height: 1.065; letter-spacing: -.038em; }
.event-copy h1 span { display: block; }
.event-description { margin: clamp(14px, 2.1vh, 25px) 0 clamp(18px, 2.55vh, 30px); color: rgba(255,255,255,.72); font-size: clamp(13px, 1.06vw, 20px); line-height: 1.72; white-space: pre-line; word-break: keep-all; }
.event-facts { margin: 0; border-top: 1px solid rgba(255,255,255,.16); }
.event-fact { min-height: clamp(46px, 6.55vh, 68px); display: grid; grid-template-columns: 29% minmax(0,1fr); align-items: center; border-bottom: 1px solid rgba(255,255,255,.14); }
.event-fact dt { display: flex; align-items: center; gap: clamp(7px, .78vw, 13px); color: rgba(255,255,255,.74); font-size: clamp(11px, .9vw, 17px); font-weight: 720; }
.event-fact dt i { width: clamp(21px, 1.9vw, 36px); height: clamp(21px, 1.9vw, 36px); display: grid; place-items: center; border: 1px solid rgba(215,182,111,.32); border-radius: 50%; color: var(--gold-bright); font-size: clamp(10px, .8vw, 15px); font-style: normal; }
.event-fact dd { margin: 0; color: #fff; font-size: clamp(13px, 1.2vw, 23px); font-weight: 780; letter-spacing: -.025em; white-space: nowrap; }
.event-fact dd small { margin-left: clamp(6px, .7vw, 13px); color: rgba(255,255,255,.52); font-size: clamp(9px, .7vw, 13px); font-weight: 520; }
.event-actions { display: grid; gap: clamp(8px, 1.15vh, 13px); margin-top: clamp(18px, 2.7vh, 31px); }
.primary-action { width: 100%; min-height: clamp(48px, 6.6vh, 70px); display: flex; align-items: center; justify-content: center; gap: clamp(14px, 1.5vw, 27px); padding: 0 20px; border: 0; color: #131513; background: linear-gradient(100deg, #c49b54, #e2c589 50%, #bb8e47); box-shadow: 0 16px 42px rgba(180,138,65,.16); font-size: clamp(14px, 1.2vw, 23px); font-weight: 820; cursor: pointer; transition: filter .22s, transform .22s var(--ease); }
.primary-action:hover { filter: brightness(1.045); transform: translateY(-2px); }
.primary-action b { font-size: clamp(18px, 1.65vw, 29px); font-weight: 350; }
.event-note { position: absolute; z-index: 2; left: 7.35%; bottom: clamp(14px, 2.2vh, 25px); margin: 0; color: rgba(255,255,255,.46); font-size: clamp(8px, .61vw, 12px); }

/* Participant value — reference right panel */
.service-panel { position: relative; min-width: 0; height: 100svh; min-height: 680px; overflow: hidden; background: radial-gradient(circle at 89% 4%, rgba(255,255,255,.93), transparent 34%), var(--paper); }
.surface-view { width: 100%; height: 100%; }
.surface-view.is-active { animation: surface-enter .22s var(--ease) both; }
.surface-view--review { display: grid; grid-template-rows: 65.1% 34.9%; }
@keyframes surface-enter { from { opacity: 0; transform: translateY(7px); } to { opacity: 1; transform: none; } }
.benefit-area { min-height: 0; display: grid; grid-template-rows: auto minmax(0,1fr); gap: clamp(18px, 2.65vh, 29px); padding: clamp(29px, 4.5vh, 48px) clamp(32px, 3vw, 58px) clamp(18px, 2.6vh, 28px); }
.benefit-heading { min-height: 42px; display: flex; align-items: center; gap: 20px; padding-right: clamp(250px,18vw,310px); }
.benefit-heading h2 { display: flex; align-items: center; gap: clamp(12px, 1.5vw, 28px); margin: 0; font-size: clamp(19px, 1.55vw, 32px); line-height: 1; letter-spacing: -.045em; }
.benefit-heading h2 i { width: clamp(18px, 2vw, 38px); height: 1px; background: linear-gradient(90deg, var(--gold), transparent); }
.benefit-hint { display: flex; align-items: center; gap: 7px; margin: clamp(8px,1vh,12px) 0 0; color: var(--muted); font-size: clamp(9px,.66vw,13px); line-height: 1.45; }
.benefit-hint span { color: var(--gold); font-size: 1.15em; }
.benefit-grid { min-width: 0; min-height: 0; display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: clamp(9px, .9vw, 17px); transition: grid-template-columns .58s var(--ease); }
.benefit-card { position: relative; min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: clamp(7px, .65vw, 12px); background: var(--paper-deep); box-shadow: 0 8px 24px rgba(17,21,19,.025); transition: border-color .25s, box-shadow .25s; }
.benefit-trigger { position: relative; width: 100%; height: 100%; display: block; padding: 0; overflow: hidden; border: 0; background: transparent; text-align: left; cursor: pointer; }
.benefit-trigger:focus-visible { outline: 3px solid var(--gold); outline-offset: -4px; }
.benefit-visual { position: absolute; z-index: 1; inset: 0; background-repeat: no-repeat; background-size: cover; background-position: center; transition: transform .55s var(--ease), filter .35s; }
.benefit-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(247,245,240,1) 0%, rgba(247,245,240,.98) 29%, rgba(247,245,240,.84) 39%, rgba(247,245,240,.2) 52%, transparent 62%); }
.benefit-card[data-key="kit"] .benefit-visual { background-image: url("./assets/benefit-kit.png"); }
.benefit-card[data-key="navigation"] .benefit-visual { background-image: url("./assets/benefit-navigation.png"); }
.benefit-card[data-key="finisher"] .benefit-visual { background-image: url("./assets/benefit-finisher.png"); }
.benefit-card[data-key="memorial"] .benefit-visual { background-image: url("./assets/benefit-memorial.png"); }
.benefit-number { position: absolute; z-index: 3; top: clamp(15px, 2.1vh, 24px); left: clamp(15px, 1.45vw, 27px); color: var(--gold); font-size: clamp(14px, 1.2vw, 23px); font-weight: 760; }
.benefit-copy { position: absolute; z-index: 3; top: clamp(47px, 6.9vh, 73px); left: clamp(15px, 1.45vw, 27px); right: 14px; }
.benefit-copy strong { display: block; white-space: pre-line; font-size: clamp(17px, 1.34vw, 27px); font-weight: 820; line-height: 1.24; letter-spacing: -.03em; }
.benefit-copy small { display: block; margin-top: clamp(9px, 1.35vh, 14px); color: var(--muted); white-space: pre-line; font-size: clamp(10px, .8vw, 15px); line-height: 1.65; }
.benefit-open { position: absolute; z-index: 6; right: clamp(10px,.85vw,16px); bottom: clamp(10px,1.2vh,16px); width: clamp(32px,2.4vw,43px); height: clamp(32px,2.4vw,43px); display: grid; place-items: center; border: 1px solid rgba(255,255,255,.7); border-radius: 50%; color: #fff; background: rgba(10,14,13,.48); backdrop-filter: blur(10px); font-size: clamp(16px,1.25vw,22px); font-weight: 450; transition: color .22s, background .22s, transform .3s var(--ease); }
.benefit-detail { position: absolute; z-index: 5; left: clamp(16px, 1.5vw, 28px); right: clamp(16px, 1.5vw, 28px); bottom: clamp(62px, 7.4vh, 82px); padding: clamp(15px, 1.5vw, 25px); color: #fff; background: rgba(10,14,13,.9); backdrop-filter: blur(15px); opacity: 0; transform: translateY(13px); pointer-events: none; transition: opacity .28s .16s, transform .35s .14s var(--ease); }
.benefit-detail p { margin: 0 0 11px; font-size: clamp(12px, .9vw, 17px); font-weight: 720; line-height: 1.55; }
.benefit-detail small { display: block; padding-top: 10px; border-top: 1px solid rgba(255,255,255,.18); color: rgba(255,255,255,.64); font-size: clamp(9px, .66vw, 13px); line-height: 1.5; }
.benefit-trigger:hover .benefit-visual { transform: scale(1.018); }
.benefit-trigger:hover .benefit-open { color: #fff; background: rgba(142,104,46,.94); }
.benefit-grid.has-selection[data-selected-index="1"] { grid-template-columns: minmax(0,4.5fr) repeat(3,minmax(58px,.55fr)); }
.benefit-grid.has-selection[data-selected-index="2"] { grid-template-columns: minmax(58px,.55fr) minmax(0,4.5fr) repeat(2,minmax(58px,.55fr)); }
.benefit-grid.has-selection[data-selected-index="3"] { grid-template-columns: repeat(2,minmax(58px,.55fr)) minmax(0,4.5fr) minmax(58px,.55fr); }
.benefit-grid.has-selection[data-selected-index="4"] { grid-template-columns: repeat(3,minmax(58px,.55fr)) minmax(0,4.5fr); }
.benefit-grid.has-selection .benefit-card:not(.is-selected) .benefit-copy small { display: none; }
.benefit-grid.has-selection .benefit-card:not(.is-selected) .benefit-copy strong { font-size: clamp(12px,.88vw,17px); writing-mode: vertical-rl; }
.benefit-grid.has-selection .benefit-card:not(.is-selected) .benefit-visual { filter: brightness(.68) saturate(.72); }
.benefit-grid.has-selection .benefit-card:not(.is-selected) .benefit-open { display: none; }
.benefit-card.is-selected { border-color: rgba(174,133,65,.55); box-shadow: 0 17px 42px rgba(37,31,19,.12); }
.benefit-card.is-selected .benefit-copy small { opacity: 0; }
.benefit-card.is-selected .benefit-open { color: #fff; background: var(--gold); }
.benefit-card.is-selected .benefit-detail { opacity: 1; transform: none; }

/* SSKR manager — reference lower right */
.manager-area { min-height: 0; display: grid; grid-template-rows: auto clamp(102px,14.7vh,232px) auto; align-content: space-between; gap: 0; padding: clamp(19px, 2.7vh, 29px) clamp(32px, 3vw, 58px) clamp(13px, 1.8vh, 21px); border-top: 1px solid var(--line); }
.manager-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.manager-heading h2 { margin: 0; font-size: clamp(17px, 1.35vw, 27px); letter-spacing: -.04em; }
.manager-heading p { margin: clamp(3px, .55vh, 6px) 0 0; color: var(--muted); font-size: clamp(10px, .7vw, 14px); line-height: 1.5; }
.manager-heading > span { margin-top: 3px; color: var(--muted); font-size: clamp(8px, .63vw, 12px); }
.manager-flow { min-height: 0; display: grid; grid-template-columns: repeat(3,1fr); gap: clamp(12px, 1.7vw, 30px); margin: 0; padding: 0; list-style: none; }
.manager-step { position: relative; min-width: 0; display: grid; grid-template-columns: minmax(0,1fr) 31%; align-items: center; padding: clamp(11px, 1.35vw, 22px); border: 1px solid var(--line); background: rgba(255,255,255,.36); }
.manager-step:not(:last-child)::after { content: "→"; position: absolute; z-index: 2; right: calc(clamp(12px, 1.7vw, 30px) * -.78); color: #887d6c; font-size: clamp(10px, .9vw, 16px); }
.manager-step-copy span { color: var(--muted); font-size: clamp(10px, .69vw, 13px); }
.manager-step-copy strong { display: block; margin: clamp(5px, .7vh, 8px) 0 4px; font-size: clamp(13px, 1.08vw, 20px); line-height: 1.28; letter-spacing: -.02em; }
.manager-step-copy small { display: block; max-width: 180px; color: var(--muted); font-size: clamp(9px, .65vw, 13px); line-height: 1.5; }
.manager-visual { position: relative; justify-self: center; width: clamp(42px, 4vw, 75px); height: clamp(42px, 4vw, 75px); color: var(--gold); }
.manager-visual--pin::before { content: ""; position: absolute; width: 42%; height: 54%; left: 29%; top: 7%; border-radius: 50% 50% 50% 0; background: linear-gradient(145deg,#d6b479,#8a6b36); transform: rotate(-45deg); box-shadow: 0 9px 16px rgba(84,65,29,.2); }
.manager-visual--pin::after { content: ""; position: absolute; left: 13%; right: 13%; bottom: 8%; height: 18%; border-radius: 50%; background: rgba(119,137,117,.27); transform: rotate(-7deg); }
.manager-visual--box::before { content: ""; position: absolute; inset: 18% 8% 12%; background: linear-gradient(145deg,#e5d5bc,#b99c73); clip-path: polygon(50% 0,100% 25%,100% 80%,50% 100%,0 80%,0 25%); box-shadow: 0 10px 18px rgba(92,72,41,.18); }
.manager-visual--box::after { content: "SSKR"; position: absolute; left: 33%; top: 46%; color: #fff; font-size: clamp(5px,.38vw,8px); font-weight: 800; transform: rotate(7deg); }
.manager-visual--bell::before { content: ""; position: absolute; left: 25%; right: 25%; top: 10%; bottom: 22%; border-radius: 50% 50% 34% 34%; background: linear-gradient(90deg,#ad7f38,#f2dfb3 48%,#98702f); box-shadow: 0 9px 17px rgba(92,70,30,.2); }
.manager-visual--bell::after { content: ""; position: absolute; left: 44%; bottom: 12%; width: 12%; height: 12%; border-radius: 50%; background: #8b662b; }
.manager-promises { display: grid; grid-template-columns: repeat(4,1fr); gap: clamp(8px,1.2vw,20px); margin: 0; padding: 0; list-style: none; }
.manager-promise { display: grid; grid-template-columns: clamp(24px,2vw,38px) 1fr; align-items: center; gap: clamp(7px,.7vw,13px); }
.manager-promise > b { width: clamp(24px,2vw,38px); height: clamp(24px,2vw,38px); display: grid; place-items: center; border: 1px solid rgba(16,21,20,.25); border-radius: 50%; color: #6c655a; font-size: clamp(10px,.82vw,15px); font-weight: 500; }
.manager-promise span { min-width: 0; color: var(--muted); font-size: clamp(9px,.61vw,12px); line-height: 1.4; }
.manager-promise strong { display: block; margin-bottom: 2px; color: var(--ink); font-size: clamp(10px,.72vw,14px); line-height: 1.35; }

/* MODE AUTH — SnapShare social-button pattern inside the SSKR context surface */
.surface-view--auth,
.surface-view--application { place-items: center; padding: clamp(44px,7vh,86px) clamp(34px,6vw,112px); }
.surface-view--auth.is-active,
.surface-view--application.is-active { display: grid; }
.auth-column { width: min(100%, 480px); text-align: center; }
.auth-brand { display: inline-block; color: var(--ink); font-size: clamp(34px,3vw,50px); font-weight: 950; font-style: italic; line-height: .92; letter-spacing: -.09em; transform: skew(-8deg); }
.auth-column h2 { margin: clamp(18px,2.6vh,30px) 0 0; font-size: clamp(24px,2vw,34px); line-height: 1.3; letter-spacing: -.04em; }
.auth-column h2:focus,
.application-column h2:focus { outline: none; }
.social-actions { display: grid; gap: 8px; margin-top: clamp(30px,4.7vh,50px); }
.social-button { width: 100%; height: 52px; display: flex; align-items: center; justify-content: center; gap: 8px; padding: 0 18px; border-radius: .75rem; font-size: 17px; font-weight: 700; line-height: 1; cursor: pointer; user-select: none; overflow: hidden; transition: transform .15s ease, filter .15s ease, background .15s ease; }
.social-button svg,
.social-button img { flex: 0 0 auto; }
.social-button--google { border: 1px solid #dadce0; color: #3c4043; background: #fff; }
.social-button--google:hover { background: #f5f5f5; transform: translateY(-1px); }
.social-button--google:active { background: #ebebeb; transform: none; }
.social-button--naver { border: 0; color: #fff; background: #03a94d; }
.social-button--naver img { width: auto; height: 17px; }
.social-button--naver:hover { filter: brightness(.92); transform: translateY(-1px); }
.social-button--naver:active { filter: brightness(.85); transform: none; }
.social-button--kakao { border: 0; color: #191919; background: #fee500; }
.social-button--kakao img { width: auto; height: 20px; }
.social-button--kakao:hover { background: #e6cf00; transform: translateY(-1px); }
.social-button--kakao:active { background: #d4be00; transform: none; }
.social-button--apple { border: 0; color: #fff; background: #000; }
.social-button--apple:hover { filter: brightness(.88); transform: translateY(-1px); }
.social-button--apple:active { filter: brightness(.8); transform: none; }
.social-button:focus-visible { outline: 3px solid rgba(174,133,65,.7); outline-offset: 3px; }
.auth-payment-note { max-width: 390px; margin: clamp(30px,4.7vh,52px) auto 0; color: var(--muted); font-size: clamp(13px,.88vw,16px); line-height: 1.65; word-break: keep-all; }

/* Server-resolved transaction and lobby surfaces */
.surface-view--loading,
.surface-view--error,
.surface-view--lobby { place-items: center; }
.surface-view--loading.is-active,
.surface-view--error.is-active,
.surface-view--lobby.is-active { display: grid; }
.loading-column,
.error-column { max-width: 460px; padding: 40px; text-align: center; }
.loading-column i,
.state-message--processing > i { width: 28px; height: 28px; display: inline-block; border: 2px solid rgba(174,133,65,.24); border-top-color: var(--gold); border-radius: 50%; animation: loading-spin .8s linear infinite; }
.loading-column p { margin: 18px 0 0; color: var(--muted); font-size: 15px; }
.error-column > span,
.state-mark { width: 36px; height: 36px; display: grid; place-items: center; margin: 0 auto 20px; border: 1px solid #bf6e5e; border-radius: 50%; color: #a64e40; font-weight: 800; }
.error-column h2 { margin: 0; font-size: clamp(25px,2vw,36px); line-height: 1.3; letter-spacing: -.04em; }
.error-column p { color: var(--muted); line-height: 1.7; }
.error-column button,
.transaction-secondary { min-height: 46px; padding: 0 22px; border: 1px solid var(--line); background: transparent; cursor: pointer; }
@keyframes loading-spin { to { transform: rotate(360deg); } }

.surface-view--application { padding: 0; place-items: stretch; }
.transaction-shell { width: 100%; height: 100%; overflow-y: auto; padding: clamp(32px,4.6vh,52px) clamp(38px,5vw,86px) clamp(36px,5vh,58px); scrollbar-width: thin; }
.surface-view--application .transaction-shell,
.surface-view--account .account-view { padding-top: clamp(92px,10vh,108px); }
.transaction-header { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 0 76px clamp(22px,3.3vh,36px) 0; border-bottom: 1px solid var(--line); }
.transaction-eyebrow { margin: 0; color: var(--gold); font-size: clamp(11px,.74vw,14px); font-weight: 800; letter-spacing: .12em; }
.step-count { display: block; margin-top: 7px; color: var(--ink); font-size: 12px; letter-spacing: .08em; }
.step-indicator { display: flex; gap: clamp(12px,1.5vw,24px); margin: 0; padding: 0; list-style: none; color: #94918a; font-size: clamp(10px,.68vw,13px); }
.step-indicator li { display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.step-indicator span { width: 22px; height: 22px; display: grid; place-items: center; border: 1px solid #d8d4cc; border-radius: 50%; font-size: 11px; }
.step-indicator .is-current { color: var(--ink); font-weight: 750; }
.step-indicator .is-current span { border-color: var(--gold); color: #fff; background: var(--gold); }
.step-indicator .is-complete span { color: var(--gold); border-color: rgba(174,133,65,.52); }
.transaction-body { max-width: 760px; margin: 0 auto; padding-top: clamp(30px,4.6vh,50px); }
.step-label { margin: 0 0 8px; color: var(--gold); font-size: 13px; font-weight: 850; letter-spacing: .1em; }
.transaction-body h2,
.state-message h2 { margin: 0; font-size: clamp(29px,2.55vw,45px); font-weight: 790; line-height: 1.25; letter-spacing: -.045em; }
.transaction-body h2:focus,
.state-message h2:focus,
.completion-shell h2:focus { outline: 0; }
.transaction-lead { max-width: 620px; margin: 13px 0 clamp(24px,3.5vh,38px); color: var(--muted); font-size: clamp(13px,.9vw,16px); line-height: 1.7; word-break: keep-all; }
.condition-summary { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.condition-summary p { min-height: 88px; margin: 0; padding: 18px; }
.condition-summary p + p { border-left: 1px solid var(--line); }
.condition-summary strong { display: block; margin-bottom: 7px; font-size: clamp(13px,.86vw,16px); }
.condition-summary span { display: block; color: var(--muted); font-size: clamp(10px,.66vw,13px); line-height: 1.55; word-break: keep-all; }
.agreement-form { margin-top: clamp(22px,3.2vh,34px); }
.agreement-all,
.agreement-row { display: grid; align-items: center; cursor: pointer; }
.agreement-all { grid-template-columns: 22px 1fr; gap: 12px; min-height: 60px; padding: 12px 15px; border: 1px solid rgba(174,133,65,.42); background: rgba(174,133,65,.06); }
.agreement-list { border-bottom: 1px solid var(--line); }
.agreement-row { grid-template-columns: 22px 1fr auto; gap: 12px; min-height: 52px; padding: 9px 15px; border-top: 1px solid var(--line); }
.agreement-row input,
.agreement-all input { width: 18px; height: 18px; accent-color: var(--gold); }
.agreement-row strong,
.agreement-all strong { display: block; font-size: clamp(12px,.8vw,15px); }
.agreement-row small,
.agreement-all small { display: block; margin-top: 3px; color: var(--muted); font-size: clamp(10px,.63vw,12px); line-height: 1.45; }
.agreement-row em { color: var(--gold); font-size: .76em; font-style: normal; }
.text-action { border: 0; color: var(--muted); background: transparent; font-size: 12px; text-decoration: underline; cursor: pointer; }
.agreement-row.is-open { background: #f3f0e9; }
.agreement-row { grid-template-columns: minmax(0,1fr) auto; cursor: default; }
.agreement-row > label { display: grid; grid-template-columns: 22px minmax(0,1fr); align-items: center; gap: 12px; cursor: pointer; }
.optional-agreements { margin-top: 18px; }
.agreement-all--optional { border-color: var(--line); background: rgba(255,255,255,.4); }
.agreement-dialog { width: min(520px,calc(100% - 36px)); padding: 0; border: 0; color: var(--ink); background: var(--paper); box-shadow: 0 24px 80px rgba(8,12,12,.32); }
.agreement-dialog::backdrop { background: rgba(4,8,9,.65); backdrop-filter: blur(4px); }
.agreement-dialog > div { padding: 32px; }
.agreement-dialog > div > p:first-child { margin: 0 0 8px; color: var(--gold); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.agreement-dialog h3 { margin: 0; font-size: 23px; line-height: 1.35; }
.agreement-dialog > div > span { display: block; margin-top: 8px; color: var(--muted); font-size: 12px; }
.agreement-dialog > div > p { color: var(--muted); font-size: 14px; line-height: 1.65; }
.agreement-placeholder { min-height: 130px; margin-top: 20px; padding: 20px; color: #777168; background: #efebe3; font-size: 13px; line-height: 1.7; }
.agreement-dialog button { width: 100%; min-height: 44px; margin-top: 20px; border: 1px solid var(--line); background: transparent; cursor: pointer; }
.transaction-primary { width: 100%; min-height: 54px; display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: clamp(22px,3.5vh,38px); border: 0; color: #15130f; background: linear-gradient(100deg,#c49b54,#e2c589 50%,#bb8e47); font-weight: 820; cursor: pointer; }
.transaction-primary:disabled { color: #99958c; background: #e6e3dc; cursor: not-allowed; }
.transaction-actions { display: grid; grid-template-columns: minmax(150px,.58fr) minmax(220px,1fr); gap: 10px; margin-top: clamp(22px,3.5vh,38px); }
.transaction-actions .transaction-primary { margin-top: 0; }
.transaction-actions .transaction-secondary { min-height: 54px; color: var(--ink); font-weight: 720; }
.transaction-actions .transaction-back { display: inline-flex; align-items: center; justify-content: center; gap: 10px; }
.transaction-actions--payment { grid-template-columns: minmax(135px,.72fr) minmax(135px,.72fr) minmax(220px,1.25fr); }
.transaction-actions--payment .payment-later { border-color: rgba(174,133,65,.52); color: #8b6427; background: rgba(174,133,65,.05); }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.field-grid--three { grid-template-columns: repeat(3,1fr); }
.field--wide { grid-column: 1 / -1; }
.field { display: grid; gap: 8px; color: var(--ink); font-size: 13px; font-weight: 700; }
.field b { color: #a64e40; }
.field input { width: 100%; height: 50px; padding: 0 14px; border: 1px solid var(--line); border-radius: 0; background: rgba(255,255,255,.55); outline: 0; font-size: 14px; font-weight: 520; }
.field input:focus { border-color: var(--gold); box-shadow: 0 0 0 2px rgba(174,133,65,.12); }
.field-error { min-height: 17px; color: #a64e40; font-size: 11px; font-weight: 500; }
.bike-fields { margin: clamp(25px,4vh,42px) 0 0; padding: 20px 0 0; border: 0; border-top: 1px solid var(--line); }
.bike-fields legend { padding: 0; font-size: 14px; font-weight: 800; }
.bike-fields legend span { color: var(--muted); font-size: 12px; font-weight: 500; }
.bike-fields > p { margin: 5px 0 18px; color: var(--muted); font-size: 12px; }
.mock-data-note { margin: 18px 0 0; color: #9b8060; font-size: 11px; line-height: 1.5; }
.participant-fields,
.tier-fields { margin: 0; padding: 0; border: 0; }
.participant-fields { margin-top: 32px; padding-top: 25px; border-top: 1px solid var(--line); }
.participant-fields legend,
.tier-fields legend { margin-bottom: 16px; padding: 0; font-size: 14px; font-weight: 800; }
.tier-fields legend span { color: #a64e40; font-size: 12px; }
.tier-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; }
.tier-card { min-height: 190px; display: flex; flex-direction: column; padding: 16px; border: 1px solid var(--line); background: rgba(255,255,255,.4); cursor: pointer; transition: border-color .2s, background .2s, transform .2s; }
.tier-card:hover:not(.is-disabled) { border-color: rgba(174,133,65,.65); transform: translateY(-2px); }
.tier-card:has(input:checked) { border-color: var(--gold); background: rgba(174,133,65,.08); box-shadow: inset 0 0 0 1px var(--gold); }
.tier-card input { position: absolute; opacity: 0; pointer-events: none; }
.tier-card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.tier-card-head small { color: var(--gold); font-size: 10px; font-weight: 800; letter-spacing: .1em; }
.tier-card-head em { color: #6c765e; font-size: 10px; font-style: normal; }
.tier-card > strong { margin-top: 18px; font-size: 17px; }
.tier-card > b { margin-top: 7px; font-size: 19px; }
.tier-benefits { display: grid; gap: 4px; margin-top: auto; padding-top: 18px; }
.tier-benefits i { color: var(--muted); font-size: 10px; font-style: normal; line-height: 1.4; }
.tier-benefits i::before { content: "· "; color: var(--gold); }
.tier-card.is-disabled { opacity: .46; cursor: not-allowed; }
.tier-selection-summary { display: grid; gap: 4px; margin-top: 12px; padding: 14px 16px; border-left: 2px solid var(--gold); background: rgba(174,133,65,.06); }
.tier-selection-summary span { color: var(--gold); font-size: 10px; font-weight: 800; letter-spacing: .1em; }
.tier-selection-summary strong { font-size: 15px; }
.tier-selection-summary small { color: var(--muted); font-size: 11px; line-height: 1.5; }
.payment-summary dd small { display: block; margin-top: 3px; color: var(--muted); font-size: 11px; font-weight: 500; }
.edit-participant { width: 100%; margin-top: 14px; }
.payment-summary { margin: 0; border-top: 1px solid var(--line); }
.payment-summary div { min-height: 54px; display: grid; grid-template-columns: 36% 1fr; align-items: center; border-bottom: 1px solid var(--line); }
.payment-summary dt { color: var(--muted); font-size: 13px; }
.payment-summary dd { margin: 0; text-align: right; font-size: 14px; font-weight: 760; }
.payment-summary .is-total { min-height: 68px; }
.payment-summary .is-total dd { color: #9c7133; font-size: clamp(20px,1.7vw,29px); }
.payment-notice { margin-top: 22px; padding: 18px; background: #f2efe8; }
.payment-notice strong { font-size: 14px; }
.payment-notice p { margin: 6px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.mock-outcome { display: grid; grid-template-columns: 1fr 180px; align-items: center; gap: 12px; margin-top: 18px; color: var(--muted); font-size: 12px; }
.mock-outcome select { height: 38px; padding: 0 10px; border: 1px solid var(--line); background: #fff; }
.state-message { max-width: 650px; margin: 0 auto; padding-top: clamp(90px,17vh,180px); text-align: center; }
.state-message > p { max-width: 520px; margin: 18px auto 30px; color: var(--muted); font-size: 15px; line-height: 1.7; }
.state-message .payment-summary { max-width: 520px; margin: 0 auto; text-align: left; }
.state-message .transaction-primary { max-width: 520px; margin-left: auto; margin-right: auto; }
.state-message .transaction-secondary { margin-top: 8px; }
.request-error { position: absolute; z-index: 5; top: 12px; left: 50%; max-width: calc(100% - 40px); margin: 0; padding: 10px 16px; transform: translateX(-50%); color: #74382e; border: 1px solid rgba(166,78,64,.28); background: #fff4f1; font-size: 13px; }
html[data-surface-mode="MODE_B"] .event-actions,
html[data-surface-mode="MODE_C"] .event-actions,
html[data-surface-mode="MODE_ACCOUNT"] .event-actions { visibility: hidden; }

/* STEP 1 participation guide */
.transaction-body--notice { max-width: 2460px; }
.notice-groups { margin-top: 8px; }
.notice-group { padding: 30px 0 36px; border-top: 1px solid var(--line); }
.notice-group:first-child { border-top: 0; padding-top: 0; }
.notice-group > header { display: grid; grid-template-columns: 14px minmax(0,1fr); gap: 10px; align-items: start; margin-bottom: 20px; }
.notice-bullet { width: 5px; height: 5px; margin: .75em 0 0 2px; border-radius: 50%; background: var(--gold); }
.notice-group h3 { max-width: 780px; margin: 0; font-size: clamp(16px,1.25vw,22px); line-height: 1.45; letter-spacing: -.025em; word-break: keep-all; }
.notice-grid { display: grid; grid-template-columns: repeat(4,minmax(0,600px)); justify-content: space-between; gap: clamp(10px,1.25vw,20px); }
.notice-item { width: 100%; max-width: 600px; min-width: 0; margin: 0; }
.notice-visual-frame { width: 100%; max-width: 600px; aspect-ratio: 1; display: block; overflow: hidden; background: #e9e5dd; }
.notice-visual { width: 100%; max-width: 600px; height: 100%; max-height: 600px; display: block; object-fit: cover; }
.notice-item figcaption { margin-top: 10px; color: #4f514c; font-size: clamp(11px,.74vw,14px); font-weight: 650; line-height: 1.55; word-break: keep-all; }
.notice-item.is-image-missing .notice-visual-frame { display: grid; place-items: center; }
.notice-item.is-image-missing .notice-visual { display: none; }
.notice-item.is-image-missing .notice-visual-frame::after { content: "IMAGE"; color: #aaa49a; font-size: 8px; letter-spacing: .12em; }
.acknowledgement-form { margin-top: 12px; padding: 24px 0 8px; border-top: 1px solid var(--line); }
.acknowledgement-form > label { display: flex; align-items: center; gap: 12px; font-size: 13px; font-weight: 750; cursor: pointer; }
.acknowledgement-form input { width: 20px; height: 20px; accent-color: var(--gold); }

/* Account utilities — shared with the SSKR manager header */
.participate-utilities { position: absolute; z-index: 30; top: clamp(20px,2.8vh,30px); right: clamp(24px,3.6vw,58px); min-height: 42px; display: flex; align-items: center; gap: 6px; padding: 4px 6px; border-radius: 10px; background: rgba(252,252,251,.5); backdrop-filter: blur(8px); }
.participate-utility { position: relative; width: 40px; height: 40px; display: grid; place-items: center; padding: 0; border: 0; border-radius: 50%; color: var(--muted); background: transparent; cursor: pointer; }
.participate-utility:hover { color: var(--ink); background: var(--paper-deep); }
.participate-utility svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.55; stroke-linecap: round; stroke-linejoin: round; }
.participate-notification-dot { position: absolute; top: 7px; right: 7px; width: 5px; height: 5px; border-radius: 50%; background: var(--gold); }
.participate-account-meta { min-width: 74px; display: grid; margin: 0 2px 0 8px; text-align: right; }
.participate-account-meta strong { font-size: 13px; line-height: 1.3; }
.participate-account-meta span { color: var(--muted); font-size: 11px; line-height: 1.3; }
.account-shell { position: relative; flex: 0 0 auto; }
.participate-utilities .shared-login-control { min-width: 92px; min-height: 40px; padding: 0 21px; border-color: var(--line); color: var(--ink); background: rgba(255,255,255,.74); font-size: 13px; }
.account-trigger { width: 42px; height: 42px; display: grid; place-items: center; overflow: hidden; border: 1px solid rgba(174,133,65,.5); border-radius: 50%; color: #fff; background: #172021; font-size: 13px; font-weight: 800; cursor: pointer; }
.account-trigger img { width: 100%; height: 100%; object-fit: cover; }
.account-trigger:focus-visible { outline: 3px solid rgba(174,133,65,.35); outline-offset: 3px; }
.account-menu { position: absolute; top: 49px; right: 0; width: 220px; padding: 8px; border: 1px solid var(--line); background: rgba(250,249,246,.98); box-shadow: 0 18px 48px rgba(15,20,19,.18); backdrop-filter: blur(12px); }
.account-menu header { padding: 10px 11px 12px; border-bottom: 1px solid var(--line); }
.account-menu header strong,
.account-menu header small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.account-menu header strong { font-size: 14px; }
.account-menu header small { margin-top: 4px; color: var(--muted); font-size: 11px; }
.account-menu button,
.account-menu > a { width: 100%; min-height: 40px; display: flex; align-items: center; padding: 0 11px; border: 0; color: var(--ink); background: transparent; text-align: left; font-size: 13px; cursor: pointer; }
.account-menu button:hover,
.account-menu button:focus-visible,
.account-menu > a:hover,
.account-menu > a:focus-visible { background: #eeeae1; outline: none; }
.account-menu .account-test-action { display: flex; align-items: center; justify-content: space-between; color: #8b6427; }
.account-menu .account-test-action small { color: #a68c61; font-size: 10px; letter-spacing: .04em; }
.account-menu hr { margin: 5px 0; border: 0; border-top: 1px solid var(--line); }
.surface-view--account { place-items: stretch; padding: 0; }
.surface-view--account.is-active { display: grid; }
.account-view { width: 100%; height: 100%; overflow-y: auto; padding: clamp(32px,4.6vh,52px) clamp(38px,5vw,86px) clamp(36px,5vh,58px); }
.account-view-header { padding-right: 62px; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.account-back { margin-bottom: 28px; padding: 0; border: 0; color: var(--muted); background: transparent; font-size: 12px; cursor: pointer; }
.account-view-header p { margin: 0 0 7px; color: var(--gold); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.account-view-header h2 { margin: 0; font-size: clamp(29px,2.55vw,45px); line-height: 1.2; letter-spacing: -.045em; }
.account-view-header > span { display: block; margin-top: 10px; color: var(--muted); font-size: 13px; }
.profile-card,
.mypage-summary,
.past-participation,
.preference-form { max-width: 700px; margin: 34px auto 0; }
.profile-avatar { width: 72px; height: 72px; display: grid; place-items: center; overflow: hidden; margin-bottom: 24px; border-radius: 50%; color: #fff; background: #172021; font-size: 23px; font-weight: 800; }
.profile-avatar img { width: 100%; height: 100%; object-fit: cover; }
.profile-card dl,
.mypage-summary dl { margin: 0; border-top: 1px solid var(--line); }
.profile-card dl div,
.mypage-summary dl div { min-height: 52px; display: grid; grid-template-columns: 35% 1fr; align-items: center; border-bottom: 1px solid var(--line); }
.profile-card dt,
.mypage-summary dt { color: var(--muted); font-size: 12px; }
.profile-card dd,
.mypage-summary dd { margin: 0; text-align: right; font-size: 14px; font-weight: 700; }
.account-form { display: grid; gap: 15px; }
.account-form > label { display: grid; gap: 7px; color: var(--muted); font-size: 12px; }
.account-form input { height: 48px; padding: 0 13px; border: 1px solid var(--line); background: rgba(255,255,255,.5); }
.account-form > div { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.account-form .transaction-primary { margin-top: 0; }
.account-toast { max-width: 700px; margin: 18px auto 0; padding: 11px 14px; color: #496245; background: #edf3ea; font-size: 12px; }
.preference-form { border-top: 1px solid var(--line); }
.preference-form > label { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--line); }
.preference-form > label strong,
.preference-form > label small { display: block; }
.preference-form > label strong { font-size: 13px; }
.preference-form > label small { margin-top: 4px; color: var(--muted); font-size: 11px; }
.preference-form input[type="checkbox"] { width: 38px; height: 20px; accent-color: var(--gold); }
.preference-form fieldset { min-height: 72px; display: flex; align-items: center; gap: 22px; margin: 0; padding: 0; border: 0; border-bottom: 1px solid var(--line); }
.preference-form legend { float: left; width: 45%; font-size: 13px; font-weight: 700; }
.preference-form fieldset label { font-size: 13px; }
.mypage-summary > p,
.past-participation > p { margin: 0; color: var(--gold); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.mypage-summary h3,
.past-participation h3 { margin: 8px 0 22px; font-size: 24px; }
.past-participation { padding-top: 30px; border-top: 1px solid var(--line); }
.past-participation span { color: var(--muted); font-size: 13px; }
html[data-text-size="large"] .service-panel { font-size: 112%; }
html[data-high-contrast="true"] { --muted: #4d4d48; --line: rgba(16,21,20,.28); }
html[data-reduce-motion="true"] *,
html[data-reduce-motion="true"] *::before,
html[data-reduce-motion="true"] *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }

/* MODE C — application completion only */
.surface-view--lobby { padding: 0; }
.completion-shell { width: min(680px,calc(100% - 48px)); margin: auto; padding: clamp(48px,7vh,76px) 0; text-align: center; }
.completion-eyebrow { margin: 0 0 18px; color: var(--gold); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.completion-mark { width: 54px; height: 54px; display: grid; place-items: center; margin: 0 auto 23px; border: 1px solid var(--gold); border-radius: 50%; color: var(--gold); font-size: 22px; }
.completion-mark svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.completion-shell h2 { margin: 0; font-size: clamp(28px,2.8vw,45px); line-height: 1.2; letter-spacing: -.045em; word-break: keep-all; }
.completion-shell > p:not(.completion-eyebrow) { max-width: 520px; margin: 17px auto 32px; color: var(--muted); font-size: 14px; line-height: 1.7; word-break: keep-all; }
.completion-summary { display: grid; grid-template-columns: repeat(4,1fr); margin: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); text-align: left; }
.completion-summary > div { min-width: 0; padding: 18px 15px; border-right: 1px solid var(--line); }
.completion-summary > div:last-child { border-right: 0; }
.completion-summary dt { margin-bottom: 7px; color: var(--muted); font-size: 10px; }
.completion-summary dd { margin: 0; font-size: 14px; font-weight: 800; overflow-wrap: anywhere; }
.completion-actions { display: flex; flex-direction: column; align-items: center; gap: 4px; margin-top: 22px; }
.completion-actions a { display: flex; align-items: center; justify-content: center; text-decoration: none; }
.completion-actions .transaction-primary { width: min(100%,420px); margin-top: 0; }
.completion-detail-toggle { min-height: 42px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 12px; border: 0; color: var(--muted); background: transparent; font-size: 12px; font-weight: 650; }
.completion-detail-toggle:hover { color: var(--ink); }
.completion-detail-toggle svg { width: 16px; height: 16px; fill: none; stroke: var(--gold); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: transform .2s var(--ease); }
.completion-detail-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }
.completion-resume { min-height: 42px; border: 0; color: #8b6427; font-size: 12px; font-weight: 700; }
.completion-resume:hover { color: var(--ink); }
.completion-detail { margin-top: 14px; padding: 15px 18px; border: 1px solid var(--line); text-align: left; }
.completion-detail dl { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px 24px; margin: 0; }
.completion-detail dt { color: var(--muted); font-size: 10px; }
.completion-detail dd { margin: 4px 0 0; font-size: 13px; font-weight: 700; }

@media (max-width: 1050px) and (min-width: 761px) {
  .participate-page { grid-template-columns: minmax(350px, 38%) minmax(0,1fr); }
  .event-copy { top: 12%; }
  .event-fact { grid-template-columns: 31% 1fr; }
  .event-fact dd small { display: block; margin: 2px 0 0; }
  .benefit-area, .manager-area { padding-left: 24px; padding-right: 24px; }
  .benefit-grid { gap: 7px; }
  .benefit-copy strong { font-size: 15px; }
  .benefit-copy small { font-size: 9px; }
  .manager-flow { gap: 9px; }
  .manager-step { padding: 10px; grid-template-columns: 1fr 28%; }
  .manager-step:not(:last-child)::after { right: -8px; }
  .manager-promises { gap: 6px; }
  .transaction-shell { padding-top: 92px; }
  .transaction-header { align-items: flex-start; flex-direction: column; gap: 14px; padding-right: 0; }
  .step-indicator { width: 100%; }
  .notice-grid { grid-template-columns: 1fr 1fr; }
  .tier-grid { grid-template-columns: 1fr; }
  .transaction-actions,
  .transaction-actions--payment { grid-template-columns: 1fr; }
  .transaction-actions .transaction-primary { grid-row: 1; }
}

@media (max-width: 760px) {
  .participate-page { display: block; }
  .event-panel { height: 100svh; min-height: 690px; }
  .event-header { padding: 25px 20px; }
  .brand strong { font-size: 25px; }
  .brand span { font-size: 7px; }
  .season { padding: 8px 12px; font-size: 9px; }
  .event-copy { top: 15%; left: 20px; right: 20px; }
  .event-kicker { font-size: 12px; }
  .event-copy h1 { font-size: clamp(52px,16vw,72px); }
  .event-description { font-size: 13px; }
  .event-fact { grid-template-columns: 104px 1fr; min-height: 49px; }
  .event-fact dd { font-size: 13px; white-space: normal; }
  .event-fact dd small { display: block; margin: 2px 0 0; }
  .event-note { left: 20px; bottom: 14px; font-size: 8px; }
  .service-panel { height: auto; min-height: 0; overflow: visible; }
  .surface-view { height: auto; }
  .surface-view--review.is-active { display: block; }
  .surface-view--auth { min-height: 720px; padding: 72px 20px; }
  .surface-view--application,
  .surface-view--lobby,
  .surface-view--account,
  .surface-view--loading,
  .surface-view--error { min-height: 720px; padding: 0; }
  .auth-column { max-width: 440px; }
  .transaction-shell,
  .account-view { height: auto; min-height: 720px; overflow: visible; padding: 96px 20px 54px; }
  .transaction-header { align-items: flex-start; flex-direction: column; gap: 16px; }
  .step-indicator { width: 100%; justify-content: space-between; gap: 7px; }
  .step-indicator li { gap: 4px; font-size: 10px; }
  .transaction-body { padding-top: 34px; }
  .condition-summary { grid-template-columns: 1fr; }
  .condition-summary p { min-height: 0; padding: 15px 4px; }
  .condition-summary p + p { border-top: 1px solid var(--line); border-left: 0; }
  .agreement-row { grid-template-columns: minmax(0,1fr) auto; min-height: 64px; }
  .field-grid,
  .field-grid--three { grid-template-columns: 1fr; }
  .tier-grid { grid-template-columns: 1fr; }
  .notice-grid { grid-template-columns: 1fr 1fr; gap: 18px 12px; }
  .notice-group h3 { font-size: 17px; }
  .notice-item figcaption { font-size: 12px; }
  .mock-outcome { grid-template-columns: 1fr; }
  .state-message { padding-top: 100px; }
  .completion-shell { width: calc(100% - 40px); padding-top: 108px; }
  .completion-summary { grid-template-columns: 1fr 1fr; }
  .completion-summary > div:nth-child(2) { border-right: 0; }
  .completion-summary > div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .participate-utilities { position: sticky; top: 8px; right: auto; width: max-content; height: 48px; justify-content: flex-end; margin: 8px 14px -56px auto; padding: 4px 6px; border-radius: 10px; background: rgba(252,252,251,.5); backdrop-filter: blur(8px); }
  .account-menu { top: 48px; right: 0; }
  .benefit-area { padding: 92px 20px 42px; gap: 24px; }
  .benefit-heading { align-items: flex-start; padding-right: 0; }
  .benefit-heading h2 { font-size: 20px; }
  .benefit-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 390px; }
  .benefit-copy strong { font-size: 18px; }
  .benefit-copy small { font-size: 10px; }
  .benefit-grid.has-selection { display: flex; flex-direction: column; }
  .benefit-grid.has-selection .benefit-card { min-height: 67px; }
  .benefit-grid.has-selection .benefit-card.is-selected { min-height: 500px; }
  .benefit-grid.has-selection .benefit-card:not(.is-selected) .benefit-trigger { min-height: 67px; }
  .benefit-grid.has-selection .benefit-card:not(.is-selected) .benefit-visual { display: none; }
  .benefit-grid.has-selection .benefit-card:not(.is-selected) .benefit-number { top: 24px; }
  .benefit-grid.has-selection .benefit-card:not(.is-selected) .benefit-copy { top: 20px; left: 58px; }
  .benefit-grid.has-selection .benefit-card:not(.is-selected) .benefit-copy strong { writing-mode: initial; font-size: 13px; }
  .benefit-grid.has-selection .benefit-card:not(.is-selected) .benefit-copy strong br { display: none; }
  .manager-area { display: block; padding: 38px 20px 44px; }
  .manager-heading { margin-bottom: 24px; }
  .manager-heading h2 { font-size: 19px; }
  .manager-flow { grid-template-columns: 1fr; gap: 10px; }
  .manager-step { min-height: 125px; padding: 18px; }
  .manager-step:not(:last-child)::after { content: "↓"; right: 50%; bottom: -13px; top: auto; transform: translateX(50%); }
  .manager-step-copy strong { font-size: 15px; }
  .manager-visual { width: 62px; height: 62px; }
  .manager-promises { grid-template-columns: 1fr 1fr; gap: 16px 10px; margin-top: 25px; }
}

@media (max-width: 440px) {
  .event-copy { top: 14%; }
  .event-copy h1 { font-size: 54px; }
  .event-actions { margin-top: 17px; }
  .primary-action { min-height: 52px; }
  .benefit-grid { grid-template-columns: 1fr; grid-auto-rows: 440px; }
}

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