@font-face {
  font-family: Pretendard;
  src: url("PretendardVariable.woff2") format("woff2");
  font-weight: 45 920;
  font-display: swap;
}

:root {
  --bg: #F2F2F7;
  --surface: #FFFFFF;
  --field-2: #E4F1EC;
  --field-3: #CDE7DC;
  --accent: #1D9E75;
  --button: #16866A;
  --deep: #0F7A5C;
  --deeper: #0B5E47;
  --ink: #1C1C1E;
  --muted: #5B5B63;
  --ui-line: #E5E5EA;
  --radius: 14px;
  --margin: clamp(20px, 4vw, 56px);
  /* 글자 크기 다섯 단계 */
  --t-display: clamp(40px, 5.4vw, 80px);
  --t-head: clamp(28px, 3.2vw, 46px);
  --t-statement: clamp(19px, 1.5vw, 22px);
  --t-body: 18px;
  --t-small: 14px;
  --ease: cubic-bezier(.16, 1, .3, 1);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  font-size: var(--t-body); line-height: 1.6;
  word-break: keep-all; overflow-wrap: anywhere;
}
img { display: block; }
a { color: inherit; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--field-3); }
[hidden] { display: none !important; }
h1, h2, h3 { margin: 0; font-weight: 700; letter-spacing: -0.04em; line-height: 1.14; text-wrap: balance; }
h1, .chapter-title, .cta h2 { font-size: var(--t-display); letter-spacing: -0.045em; line-height: 1.08; }
h2, h3 { font-size: var(--t-head); }
.intro p, .lead { margin: 20px 0 0; font-size: var(--t-body); line-height: 1.65; max-width: 30em; }

/* ── 위 막대 ── */
.top { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 32px; padding: 14px var(--margin); background: var(--bg); }
.wordmark { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; text-decoration: none; letter-spacing: -0.02em; }
.top-links { display: flex; gap: 28px; margin-left: auto; font-size: var(--t-small); }
.top-links a { text-decoration: none; }
.top-links a:hover { color: var(--deep); }
.install-link { padding: 9px 18px; border-radius: 999px; background: var(--button); color: #fff; font-size: var(--t-small); font-weight: 700; text-decoration: none; transition: transform .15s var(--ease), background .15s; }
.install-link:hover { background: var(--deep); }
.install-link:active { transform: scale(.97); }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 28px; border-radius: 999px; background: var(--button); color: #fff; font-weight: 700; font-size: 17px; text-decoration: none; transition: transform .15s var(--ease), background .15s; }
.button:hover { background: var(--deep); }
.button:active { transform: scale(.97); }
.button-quiet { background: var(--ink); }
.button-quiet:hover { background: #000; }

/* ── 첫 화면 ── */
.hero { padding: clamp(40px, 6vw, 96px) var(--margin) clamp(72px, 8vw, 128px); }
.hero-copy { max-width: 1100px; }
.hero .lead { max-width: 34em; }
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(16px, 2vw, 28px); margin-top: clamp(40px, 5vw, 72px); }
.tile { background: var(--surface); border-radius: 24px; padding: clamp(20px, 2.4vw, 32px); display: flex; flex-direction: column; align-items: flex-start; }
.tile-stage { align-self: stretch; height: 300px; border-radius: 16px; background: var(--bg); display: grid; place-items: center; overflow: hidden; margin-bottom: 24px; }
.tile:nth-child(2) .tile-stage { background: var(--field-2); }
.tile-title { font-size: var(--t-head); }
.tile-text { margin: 8px 0 22px; font-size: var(--t-body); }
.tile-note { margin: 12px 0 0; font-size: var(--t-small); color: var(--muted); }
.js-flip { position: relative; width: min(320px, 86%); height: 250px; }
.face { position: absolute; inset: 0; display: grid; align-content: center; transition: opacity 1.2s var(--ease), transform 1.2s var(--ease); }
.js-flip .after { opacity: 0; transform: translateY(10px); }
.js-flip.flipped .before { opacity: 0; transform: translateY(-10px); }
.js-flip.flipped .after { opacity: 1; transform: none; }
.mini-list { background: #fff; border-radius: 18px; padding: 8px 14px; align-content: start; font-size: 15px; }
.mini-list p { margin: 0; padding: 7px 0; border-bottom: 1px solid var(--ui-line); } /* taste-skill-ignore: data-ui */
.mini-list p:last-child { border-bottom: 0; }
.mini-list.after p { font-weight: 600; }
.mini-list .idx { padding: 2px 0; font-size: 12px; font-weight: 700; color: var(--muted); border-bottom: 0; }

/* 제품 조각 공통 */
.toast { display: flex; align-items: center; gap: 10px; background: #fff; color: var(--ink); border-radius: 14px; padding: 12px; box-shadow: 0 8px 24px rgba(0, 0, 0, .12); font-size: 13px; } /* taste-skill-ignore: data-ui */
.toast-title { margin: 0; font-weight: 700; }
.toast-sub { margin: 0; color: var(--muted); font-size: 12.5px; }
.toast-btn { margin-left: auto; flex: none; background: var(--button); color: #fff; border-radius: 999px; padding: 6px 10px; font-weight: 700; font-size: 12.5px; }
.mini-card { background: #fff; color: var(--ink); border-radius: 14px; padding: 14px; font-size: 13px; }
.card-label { margin: 0; font-size: 13px; color: var(--muted); }
.mini-name { margin: 2px 0 10px; font-size: 17px; font-weight: 700; letter-spacing: -0.02em; }
.mini-row { margin: 0; padding: 6px 0; border-top: 1px solid var(--ui-line); display: grid; grid-template-columns: 48px 1fr; gap: 8px; } /* taste-skill-ignore: data-ui */
.mini-row span { color: var(--muted); }
.mini-save { display: block; margin-top: 10px; text-align: center; background: var(--button); color: #fff; border-radius: 10px; padding: 8px; font-weight: 700; }

/* ── 장 제목 ── */
.chapter { padding: clamp(96px, 12vw, 200px) var(--margin) 0; }
.ch-now, .learn, .search-sec { background: var(--surface); }
.chapter-title { max-width: 14em; }
.chapter + section { padding-top: clamp(48px, 5vw, 80px); }

/* ── 지금 있는 연락처: 규칙 찾기 ── */
.learn, .search-sec, .gmail-sec, .fields-sec { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(32px, 5vw, 96px); align-items: start; padding: clamp(72px, 9vw, 140px) var(--margin); }
.rules { background: var(--bg); border-radius: 24px; padding: clamp(18px, 2vw, 28px); font-size: 14px; }
.rules-head { margin: 0 0 14px; display: flex; align-items: center; gap: 10px; font-size: 16px; font-weight: 700; }
.rule-row { display: grid; grid-template-columns: 1.2fr 1.3fr .8fr; gap: 8px; }
.rule { background: #fff; border-radius: 14px; padding: 14px 16px; }
.rule-name { margin: 0; font-size: 13px; color: var(--muted); font-weight: 600; }
.rule-value { margin: 4px 0 0; font-size: 17px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.4; }
.changes { margin-top: 8px; background: #fff; border-radius: 14px; padding: 14px 16px; }
.changes-head { margin: 0 0 6px; font-size: 13px; color: var(--muted); font-weight: 600; }
.pick { display: grid; grid-template-columns: 22px minmax(0, 1fr) minmax(0, 1.3fr); gap: 10px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--ui-line); cursor: pointer; font-size: 15px; } /* taste-skill-ignore: data-ui */
.pick input { width: 18px; height: 18px; accent-color: var(--accent); margin: 0; }
.pick s { color: var(--muted); text-decoration-color: #B8B8C0; }
.pick b { font-weight: 700; }
.pick:has(input:not(:checked)) b { color: var(--muted); font-weight: 500; }
.changes-foot { display: flex; gap: 8px; margin-top: 14px; }
.changes-foot span { padding: 11px 16px; border-radius: 10px; font-weight: 700; text-align: center; }
.undo { background: var(--bg); color: var(--muted); }
.apply { flex: 1; background: var(--button); color: #fff; }

/* ── 지금 있는 연락처: 검색 비교 ── */
.compare { min-width: 0; }
.phone-search { display: flex; align-items: center; gap: 10px; background: var(--bg); border-radius: 14px; padding: 0 16px; color: var(--muted); }
.phone-search input { flex: 1; border: 0; background: transparent; font: inherit; font-size: 18px; padding: 14px 0; color: var(--ink); min-width: 0; }
.phone-search input:focus { outline: none; }
.phone-search:focus-within { box-shadow: 0 0 0 2px var(--accent); } /* taste-skill-ignore: data-ui */
.search-tries { display: flex; gap: 6px; margin: 12px 0 18px; flex-wrap: wrap; }
.search-tries button { border: 0; background: var(--field-2); color: var(--deep); font-weight: 700; font-size: 15px; padding: 7px 14px; border-radius: 999px; cursor: pointer; transition: transform .15s var(--ease), background .15s; }
.search-tries button:hover { background: var(--field-3); }
.search-tries button:active { transform: scale(.95); }
.phones { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.phone { background: var(--bg); border-radius: 22px; padding: 16px; min-height: 380px; }
.phone.is-after { background: var(--field-2); }
.phone-label { margin: 0 0 6px; font-size: 13px; font-weight: 700; color: var(--muted); }
.phone.is-after .phone-label { color: var(--deep); }
.phone-list2 { font-size: 15px; }
.p-index { margin: 8px 0 0; padding: 2px; font-size: 12px; font-weight: 700; color: var(--muted); }
.p-row { margin: 0; padding: 10px 2px; border-bottom: 1px solid rgba(0, 0, 0, .07); display: flex; justify-content: space-between; gap: 8px; align-items: baseline; } /* taste-skill-ignore: data-ui */
.phone.is-after .p-row { font-weight: 600; }
.p-hit { flex: none; font-size: 11.5px; color: var(--deep); background: #fff; padding: 1px 8px; border-radius: 999px; font-weight: 600; }
.p-empty { margin: 14px 2px; font-size: 14px; color: var(--muted); }
.swap { animation: swap .7s var(--ease); }
@keyframes swap { from { opacity: .2; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ── 앞으로 들어올 연락처 ── */
.ch-next, .gmail-sec { background: var(--bg); }
.gmail-sec { grid-template-columns: minmax(0, 3fr) minmax(0, 9fr); }
.demo { min-width: 0; }
.demo-tabs { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.demo-tabs button { border: 0; background: var(--surface); color: var(--muted); padding: 8px 14px; border-radius: 999px; font-size: 14px; font-weight: 700; cursor: pointer; transition: background .15s, color .15s, transform .15s var(--ease); }
.demo-tabs button:hover { color: var(--ink); }
.demo-tabs button:active { transform: scale(.96); }
.demo-tabs button[aria-selected="true"] { background: var(--ink); color: #fff; }
.demo-stage { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 14px; }
.mail, .card { background: var(--surface); border-radius: 16px; padding: 18px; font-size: 14px; line-height: 1.5; min-height: 400px; }
.mail-head { display: flex; gap: 10px; align-items: center; padding-bottom: 12px; border-bottom: 1px solid var(--ui-line); } /* taste-skill-ignore: data-ui */
.avatar { flex: none; width: 34px; height: 34px; border-radius: 50%; background: #E8E3F3; display: grid; place-items: center; font-weight: 700; color: #4A3F6B; }
.mail-from { margin: 0; font-weight: 600; font-size: 13px; overflow-wrap: anywhere; }
.mail-subject { margin: 0; color: var(--muted); font-size: 13px; }
.mail-body { padding-top: 12px; }
.mail-body p { margin: 0 0 8px; }
.mail-body .sig { margin-top: 14px; padding: 10px 12px; border-radius: 10px; background: #FFF7D6; color: #3B3418; font-size: 13px; }
.mail-body .sig p { margin: 0; }
.arrow { color: var(--accent); }
.card { display: flex; flex-direction: column; }
.card-name { margin: 4px 0 14px; font-size: 22px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.3; }
.fields { margin: 0; display: grid; grid-template-columns: auto 1fr; border-radius: 10px; background: var(--bg); overflow: hidden; }
.fields dt, .fields dd { margin: 0; padding: 8px 10px; border-bottom: 1px solid var(--ui-line); font-size: 13px; } /* taste-skill-ignore: data-ui */
.fields dt { color: var(--muted); white-space: nowrap; }
.fields dd { font-weight: 500; overflow-wrap: anywhere; }
.fields dt:last-of-type, .fields dd:last-of-type { border-bottom: 0; }
.card-save { margin-top: auto; border: 0; padding: 11px; border-radius: 10px; background: var(--button); color: #fff; font-weight: 700; font-size: 14px; }

.how { display: grid; grid-template-columns: repeat(4, 1fr); }
.how-field { min-height: 72svh; padding: 32px 28px; display: flex; flex-direction: column; }
.f1 { background: var(--surface); }
.f2 { background: var(--field-2); }
.f3 { background: var(--field-3); }
.f4 { background: var(--deep); color: #fff; }
.how-heading { font-size: var(--t-head); }
.how-card { margin: auto 0; align-self: center; width: min(260px, 100%); transition: transform .15s var(--ease); }
.how-field:hover .how-card { transform: translateY(-6px); }
.how-clause { margin: 0; font-size: var(--t-statement); font-weight: 600; line-height: 1.35; letter-spacing: -0.02em; }
.how-card .sig { background: #FFF7D6; color: #3B3418; border-radius: 10px; padding: 12px 14px; font-size: 13px; line-height: 1.55; }
.how-card .sig p { margin: 0; }
.phone-mini { background: #fff; color: var(--ink); border-radius: 14px; padding: 6px 0; font-size: 15px; }
.pm-index { margin: 0; padding: 4px 14px; font-size: 12px; font-weight: 700; color: var(--muted); }
.pm-row { margin: 0; padding: 10px 14px; border-top: 1px solid var(--ui-line); } /* taste-skill-ignore: data-ui */
.pm-row.is-new { font-weight: 700; background: #E9F6F1; }

/* ── 칸마다 알아서 ── */
.fields-sec { background: var(--surface); align-items: center; }
.transforms { margin: 0; display: grid; gap: clamp(20px, 2.4vw, 32px); }
.tf { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 24px; align-items: baseline; }
.tf dt { font-size: var(--t-statement); color: var(--muted); letter-spacing: -0.01em; }
.tf dt::after { content: "→"; margin-left: 12px; color: var(--accent); font-weight: 700; }
.tf dd { margin: 0; font-size: clamp(24px, 2.6vw, 38px); font-weight: 700; letter-spacing: -0.035em; line-height: 1.2; }
.tf dd span { color: var(--deep); }

/* ── 세 가지 ── */
.pillars { display: flex; flex-wrap: wrap; gap: 8px 0; margin: clamp(32px, 4vw, 56px) 0 0; font-size: var(--t-statement); font-weight: 700; letter-spacing: -0.02em; }
.pillars span + span::before { content: "·"; margin: 0 14px; color: var(--accent); }

/* ── 내 폰에 맞게 ── */
.device { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(32px, 5vw, 96px); align-items: center; padding: clamp(72px, 9vw, 140px) var(--margin); background: var(--bg); }
.device-switch { display: inline-grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 4px; margin-top: 28px; background: var(--surface); border-radius: 999px; }
.device-switch button { border: 0; background: transparent; padding: 11px 22px; border-radius: 999px; font-weight: 700; font-size: 16px; color: var(--muted); cursor: pointer; transition: background .2s, color .2s; }
.device-switch button[aria-checked="true"] { background: var(--ink); color: #fff; }
.device-stage { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 14px; align-items: stretch; }
.slots { background: var(--surface); border-radius: 20px; padding: 20px; }
.slots-head, .dp-label { margin: 0 0 10px; font-size: 13px; font-weight: 700; color: var(--muted); }
.slot { margin: 0; display: grid; grid-template-columns: 64px 1fr; gap: 12px; align-items: baseline; padding: 12px 0; border-bottom: 1px solid var(--ui-line); font-size: 15px; } /* taste-skill-ignore: data-ui */
.slot:last-child { border-bottom: 0; }
.slot span { color: var(--muted); font-size: 14px; }
.slot b { font-weight: 700; white-space: pre-wrap; }
.slot b.empty { color: #A1A1A8; font-weight: 500; }
.device-phone { background: var(--deep); color: #fff; border-radius: 20px; padding: 20px; display: flex; flex-direction: column; }
.device-phone .dp-label { color: #fff; }
.dp-name { margin: 8px 0 0; font-size: clamp(22px, 2.2vw, 30px); font-weight: 700; letter-spacing: -0.03em; line-height: 1.25; }
.dp-search { margin: auto 0 0; padding-top: 24px; display: flex; align-items: center; gap: 10px; font-size: 14px; color: #E4F1EC; }
.dp-q { background: #fff; color: var(--deep); font-weight: 700; padding: 4px 12px; border-radius: 999px; }

/* ── 보안 ── */
.security { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 5vw, 96px); align-items: center; padding: clamp(96px, 12vw, 200px) var(--margin); }
.security .intro > p { margin: 20px 0 0; font-size: var(--t-body); line-height: 1.65; max-width: 30em; }
.security .facts-row { grid-template-columns: minmax(0, 1fr); margin-top: 28px; gap: 12px; }
.security .facts-row li { font-size: var(--t-body); font-weight: 500; padding-left: 30px; }
.security .facts-row li::before { width: 20px; height: 20px; top: .25em; }
.security .facts-row li::after { left: 6px; top: calc(.25em + 5px); }
.mask { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 14px; align-items: center; }
.mask-col { background: var(--surface); border-radius: 20px; padding: 18px 20px; }
.mask-col.is-sent { background: var(--field-2); }
.mask-head { margin: 0 0 8px; font-size: 13px; font-weight: 700; color: var(--muted); }
.is-sent .mask-head { color: var(--deep); }
.mask-row { margin: 0; padding: 11px 0; border-bottom: 1px solid rgba(0, 0, 0, .07); font-size: 15px; min-height: 44px; } /* taste-skill-ignore: data-ui */
.mask-row:last-child { border-bottom: 0; }
.mask-row i { font-style: normal; display: inline-block; background: var(--deep); color: #fff; font-size: 12px; font-weight: 700; padding: 1px 7px; border-radius: 6px; margin-right: 3px; vertical-align: 2px; }
.mask-row.off { color: var(--muted); }
.mask-arrow { font-size: 28px; font-weight: 700; color: var(--accent); }

/* ── 회사 앞 표시 ── */
.mark-show { position: relative; overflow: hidden; min-height: 72svh; padding: clamp(72px, 9vw, 140px) var(--margin); background: var(--deep); color: #fff; transition: background .5s var(--ease); display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 40px; align-items: start; }
.mark-show.alt { background: var(--deeper); }
.mark-copy p { margin: 18px 0 0; font-size: var(--t-body); max-width: 26em; }
.mark-copy .mark-preview { margin-top: 36px; font-size: var(--t-statement); font-weight: 700; background: rgba(255, 255, 255, .14); display: inline-block; padding: 10px 16px; border-radius: 12px; }
.mark-hint { margin-top: 16px !important; font-size: var(--t-small) !important; color: #E4F1EC; }
.pattern-control { align-self: center; display: grid; gap: 10px; }
.pattern-control button { border: 0; cursor: pointer; text-align: left; display: grid; gap: 2px; padding: 18px 24px; border-radius: 18px; background: rgba(0, 0, 0, .18); color: #fff; transition: background .2s, color .2s, transform .15s var(--ease); }
.pattern-control button span { font-size: var(--t-small); font-weight: 600; opacity: .85; }
.pattern-control button b { font-size: clamp(24px, 2.8vw, 40px); font-weight: 800; letter-spacing: -0.035em; line-height: 1.2; }
.pattern-control button:hover { background: rgba(255, 255, 255, .12); }
.pattern-control button:active { transform: scale(.98); }
.pattern-control button[aria-checked="true"] { background: #fff; color: var(--deep); }
.mark-control { font-size: clamp(30px, 6vw, 96px); display: flex; gap: .12em; padding: .12em; border-radius: .6em; background: rgba(0, 0, 0, .18); align-self: end; justify-self: start; margin: 0 calc(var(--margin) * -1) -0.4em 0; transform: translateX(8%); }
.mark-control button { border: 0; cursor: pointer; background: transparent; color: #fff; min-width: 1.5em; padding: .12em .32em; border-radius: .45em; font-weight: 800; line-height: 1.2; transition: background .2s, color .2s, transform .15s var(--ease); }
.mark-control button:hover { background: rgba(255, 255, 255, .12); }
.mark-control button:active { transform: scale(.96); }
.mark-control button[aria-checked="true"] { background: #fff; color: var(--deep); }
.mark-control button[data-mark=""] { font-size: .55em; }

/* ── 확인 목록 ── */
.facts-row { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 28px 40px; }
.facts-row li { font-size: var(--t-statement); font-weight: 600; letter-spacing: -0.02em; line-height: 1.4; padding-left: 34px; position: relative; }
.facts-row li::before { content: ""; position: absolute; left: 0; top: .2em; width: 22px; height: 22px; border-radius: 50%; background: var(--accent); }
.facts-row li::after { content: ""; position: absolute; left: 7px; top: calc(.2em + 6px); width: 8px; height: 5px; border: solid #fff; border-width: 0 0 2.5px 2.5px; transform: rotate(-45deg); }

/* ── 자주 묻는 질문 ── */
.faq { padding: clamp(72px, 9vw, 140px) var(--margin); display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 40px; align-items: start; background: var(--surface); }
.faq-heading { position: sticky; top: 96px; }
.faq-list { display: grid; gap: 8px; }
.faq details { background: var(--bg); border-radius: var(--radius); transition: background .2s; }
.faq summary { list-style: none; cursor: pointer; min-height: 72px; padding: 20px 64px 20px 24px; position: relative; font-size: var(--t-statement); font-weight: 600; letter-spacing: -0.02em; display: flex; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before, .faq summary::after { content: ""; position: absolute; right: 28px; top: 50%; width: 16px; height: 3px; margin-top: -1.5px; border-radius: 2px; background: currentColor; transition: transform .25s var(--ease); }
.faq summary::after { transform: rotate(90deg); }
.faq summary:hover { color: var(--deep); }
.faq details[open] { background: var(--deep); color: #fff; }
.faq details[open] summary:hover { color: #fff; }
.faq details[open] summary::after { transform: rotate(0deg); }
.faq details p { margin: 0; padding: 0 24px 24px; font-size: 17px; max-width: 52ch; }

/* ── 시작하기 ── */
.cta { min-height: 80svh; background: var(--deep); color: #fff; padding: clamp(72px, 8vw, 128px) var(--margin); display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: 48px; align-items: center; }
.cta-copy { align-self: end; }
.cta-copy p { margin: 24px 0 0; font-size: var(--t-body); max-width: 28em; }
.setup { justify-self: end; width: min(440px, 100%); background: #fff; color: var(--ink); border-radius: 22px; padding: 24px; box-shadow: 0 24px 60px rgba(0, 0, 0, .22); } /* taste-skill-ignore: data-ui */
.setup-title { display: flex; align-items: center; gap: 10px; margin: 0 0 18px; font-size: 17px; font-weight: 700; }
.start-option { display: grid; gap: 2px; padding: 16px 48px 16px 18px; border-radius: 14px; background: var(--bg); text-decoration: none; color: var(--ink); margin-bottom: 8px; position: relative; transition: background .15s, transform .15s var(--ease); }
.start-option::after { content: "→"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%); font-weight: 700; transition: transform .2s var(--ease); }
.start-option:hover::after { transform: translate(4px, -50%); }
.start-option:active { transform: scale(.98); }
.start-option b { font-size: 17px; }
.start-option span { font-size: var(--t-small); color: var(--muted); }
.start-option.is-main { background: var(--button); color: #fff; }
.start-option.is-main span { color: #E4F1EC; }
.start-option.is-main:hover { background: var(--deep); }
.beta-note { margin: -2px 2px 12px; font-size: var(--t-small); color: var(--muted); line-height: 1.5; }
.beta-note a { color: var(--deep); font-weight: 600; }
.send-pc { display: grid; gap: 8px; }
.send-note { margin: 6px 0 2px; font-size: var(--t-small); color: var(--muted); }
.copy-link { display: flex; align-items: center; justify-content: center; border: 0; background: var(--bg); min-height: 48px; border-radius: 999px; font-weight: 700; cursor: pointer; text-decoration: none; color: var(--ink); }

/* ── 마무리·바닥 ── */
.sign-off { display: grid; justify-items: start; gap: 4px; padding: clamp(96px, 14vw, 200px) var(--margin) 0; }
.sign-logo { width: clamp(56px, 5vw, 72px); height: auto; margin-bottom: 16px; }
.sign-name { margin: 0; font-size: var(--t-display); font-weight: 800; letter-spacing: -0.045em; line-height: 1.05; }
.sign-line { margin: 0; font-size: var(--t-statement); color: var(--muted); }
.foot { display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: baseline; padding: 72px var(--margin) 30px; font-size: var(--t-small); color: var(--muted); }
.foot p { margin: 0; }
.foot p:last-child { text-align: right; }
.foot-links { display: flex; gap: 24px; }
.foot a { color: var(--ink); text-decoration: none; }
.foot a:hover { color: var(--deep); }

/* ── 등장 ── */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: var(--delay, 0ms); }
.js .reveal.in { opacity: 1; transform: none; }

/* ── 태블릿 ── */
@media (max-width: 1100px) {
  .learn, .search-sec, .gmail-sec, .fields-sec, .device, .faq { grid-template-columns: minmax(0, 1fr); }
  .how { grid-template-columns: repeat(2, 1fr); }
  .how-field { min-height: 56svh; }
  .faq-heading { position: static; }
}

@media (max-width: 900px) {
  .security { grid-template-columns: minmax(0, 1fr); }
}

/* ── 휴대폰 ── */
@media (max-width: 760px) {
  :root { --margin: 20px; --t-display: 36px; --t-head: 27px; --t-body: 17px; }
  .top { gap: 12px; padding: 12px var(--margin); }
  .top-links { display: none; }
  .install-link { margin-left: auto; }
  .hero .lead { font-size: 17px; }
  .duo { grid-template-columns: minmax(0, 1fr); }
  .tile-stage { height: 260px; }
  .rule-row { grid-template-columns: 1fr; }
  .pick { grid-template-columns: 22px minmax(0, 1fr); }
  .pick s { display: none; }
  .phones { grid-template-columns: minmax(0, 1fr); }
  .phone { min-height: 0; }
  .demo-stage { grid-template-columns: minmax(0, 1fr); }
  .arrow { justify-self: center; transform: rotate(90deg); }
  .mail, .card { min-height: 0; }
  .how { grid-template-columns: minmax(0, 1fr); }
  .how-field { min-height: 0; padding: 28px 20px 40px; gap: 24px; }
  .how-clause { order: -1; }
  .how-heading { order: -2; }
  .how-card { align-self: flex-start; margin: 0; }
  .tf { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .mark-show { grid-template-columns: minmax(0, 1fr); min-height: 0; }
  .mark-control { font-size: 9.5vw; margin: 8px 0 0; transform: none; justify-self: stretch; justify-content: space-between; }
  .facts-row { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .device-stage, .mask { grid-template-columns: minmax(0, 1fr); }
  .mask-arrow { justify-self: center; transform: rotate(90deg); }
  .pillars span + span::before { margin: 0 10px; }
  .faq summary { font-size: 17px; min-height: 64px; }
  .faq details p { font-size: 16px; padding: 0 20px 20px; }
  .cta { grid-template-columns: minmax(0, 1fr); min-height: 0; }
  .cta-copy { align-self: start; }
  .setup { justify-self: stretch; }
  .foot { grid-template-columns: minmax(0, 1fr); padding-top: 48px; padding-bottom: 24px; gap: 8px; }
  .foot p:last-child { text-align: left; }
  .foot-links { flex-wrap: wrap; gap: 8px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .swap { animation: none; }
  .js-flip.flipped .before { display: none; }
  * { transition-duration: .01ms !important; }
}

/* Plus 서비스 표시 (Gmail 익스텐션) */
.plus-badge { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .02em; color: var(--deep); background: var(--field-2); border-radius: 999px; padding: 2px 9px; vertical-align: 3px; }
.start-option b .plus-badge { font-size: 11px; color: var(--deep); background: var(--field-2); }