/* 부가 기능 */

/* EXTRA FEATURES · 직접 골라 보는 부가 기능 */
#extras{
  --xb:#0082D3; --xbd:#0A5FA0; --xk:#0C1B2E; --xl:#E9EEF4; --xt:#F5F9FF;
  position:relative;z-index:2;background:#FFFFFF;color:var(--xk);
  padding-top:clamp(56px,9vh,116px);font-family:var(--pre);letter-spacing:-.012em}
#extras::before{content:'';position:absolute;left:0;right:0;top:0;height:120px;
  background:linear-gradient(180deg,#F7FAFE,#FFFFFF)}
#extras button{cursor:none}

.extras__col{display:flex;flex-direction:column;min-width:0}
.extras__col h2{font-family:var(--kr);font-weight:800;font-size:clamp(27px,3.5vw,47px);
  line-height:1.16;letter-spacing:-.045em;word-break:keep-all}
.extras__col>p{margin-top:15px;font-size:clamp(13.5px,1.32vw,16.5px);line-height:1.8;
  color:rgba(12,27,46,.5);word-break:keep-all}
.extras__list{margin-top:clamp(24px,3.6vh,40px)}

.extras__track{position:relative;height:430vh}
.extras__stage{position:sticky;top:0;height:100vh;height:100dvh;overflow:hidden;
  display:grid;place-items:center}
.extras__grid{position:relative;width:100%;max-width:1120px;margin:0 auto;
  padding:clamp(50px,7vh,78px) clamp(20px,4vw,40px) clamp(18px,3.4vh,38px);
  display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;
  gap:clamp(36px,6vw,104px)}

/* 기능 리스트 */
.extras__list{display:flex;flex-direction:column;gap:10px}
.extras__hint{display:flex;align-items:center;gap:8px;margin:0 0 14px 4px;
  font-size:12.5px;font-weight:600;color:rgba(12,27,46,.42)}
.extras__hint svg{width:15px;height:15px;stroke:var(--xb);fill:none;stroke-width:1.9;
  stroke-linecap:round;stroke-linejoin:round}
.extras__hint b{color:var(--xb);font-weight:800}
.extras__card{position:relative;display:flex;gap:16px;width:100%;text-align:left;align-items:center;
  padding:17px 58px 17px 26px;border-radius:20px;border:1px solid var(--xl);background:#fff;
  transition:transform .45s var(--ease),background .35s var(--ease),
    border-color .35s var(--ease),box-shadow .45s var(--ease)}
.extras__card::before{content:'';position:absolute;left:0;top:20px;bottom:20px;width:3px;
  border-radius:0 3px 3px 0;background:var(--xb);opacity:0;transform:scaleY(.35);
  transition:opacity .4s var(--ease),transform .5s var(--ease)}
.extras__card:hover{transform:translateY(-3px);background:var(--xt);border-color:#DCE9F6}
.extras__card.on{background:#fff;border-color:var(--xb);transform:none}
.extras__card.on::before{opacity:1;transform:none}
.extras__card .ic{flex:0 0 auto;width:42px;height:42px;border-radius:14px;display:grid;place-items:center;
  background:#F1F6FB;transition:background .4s var(--ease)}
.extras__card .ic svg{width:20px;height:20px;stroke:var(--xbd);fill:none;stroke-width:1.8;
  stroke-linecap:round;stroke-linejoin:round;transition:stroke .4s var(--ease)}
.extras__card.on .ic{background:var(--xb)}
.extras__card.on .ic svg{stroke:#fff}
.extras__card b{display:block;font-size:16.5px;font-weight:800;letter-spacing:-.032em;
  transition:color .35s var(--ease)}
.extras__card.on b{color:var(--xb)}
.extras__card .dsc{display:grid;grid-template-rows:0fr;opacity:0;
  transition:grid-template-rows .55s var(--ease),opacity .35s var(--ease)}
.extras__card.on .dsc{grid-template-rows:1fr;opacity:1}
.extras__card .dsc p{overflow:hidden;font-size:13.5px;line-height:1.75;padding-top:0;
  color:rgba(12,27,46,.52);word-break:keep-all;transition:padding-top .55s var(--ease)}
.extras__card.on .dsc p{padding-top:7px}
.extras__card .go{position:absolute;right:22px;top:50%;transform:translateY(-50%);
  display:grid;place-items:center;transition:transform var(--t-base) var(--ease)}
.extras__card .go svg{width:15px;height:15px;stroke:rgba(12,27,46,.26);fill:none;stroke-width:1.9;
  stroke-linecap:round;stroke-linejoin:round;transition:stroke var(--t-base) var(--ease)}
.extras__card:hover .go{transform:translateY(-50%) translateX(4px)}
.extras__card:hover .go svg{stroke:rgba(12,27,46,.5)}
.extras__card.on .go svg{stroke:var(--xb)}

/* SOS 는 안전 기능이라 색을 달리 쓴다 */
.extras__card[data-x="0"].on{border-color:#E5484D}
.extras__card[data-x="0"].on::before{background:#E5484D}
.extras__card[data-x="0"].on .ic{background:#E5484D}
.extras__card[data-x="0"].on b{color:#D93B3B}
.extras__card[data-x="0"].on .go svg{stroke:#D93B3B}

/* 아직 없는 기능이라 점선으로 둔다 */
.extras__card--soon{border-style:dashed;border-color:#DEE5EC;background:#FCFDFE}
.extras__card--soon .ic{background:transparent;box-shadow:inset 0 0 0 1.4px #DCE5EE}
.extras__card--soon.on{border-style:dashed}

/* 아이폰 */
.extras__device{position:relative;display:flex;justify-content:center}
.extras__phone{position:relative;width:258px;padding:9px;border-radius:42px;
  background:linear-gradient(158deg,#2A3F58,#0A1523 54%,#1D3149);
  box-shadow:0 50px 88px -34px rgba(9,26,48,.4),0 12px 28px -16px rgba(9,26,48,.3),
    inset 0 0 0 1px rgba(255,255,255,.18)}
.extras__phone-island{position:absolute;top:19px;left:50%;transform:translateX(-50%);width:30%;height:16px;
  border-radius:11px;background:#0A1523;z-index:6}
.extras__screen{position:relative;width:240px;height:520px;border-radius:34px;overflow:hidden;
  background:#F2F6FA;font-size:9px;line-height:1.4;color:var(--xk)}
.extras__screen-view{position:absolute;inset:0;opacity:0;pointer-events:none;
  transform:translateY(12px) scale(.98);
  transition:opacity .5s var(--ease),transform .6s var(--ease)}
.extras__screen-view.on{opacity:1;transform:none;pointer-events:auto}
.ui-status-light{position:absolute;top:0;left:0;right:0;z-index:4;display:flex;justify-content:space-between;
  padding:14px 17px 0;font-size:9.5px;font-weight:700}
.ui-status-light i{display:inline-block;width:3px;height:7px;margin-left:1.5px;border-radius:1px;
  background:currentColor;vertical-align:baseline}
.ui-status-light i:nth-child(1){height:4px}.ui-status-light i:nth-child(2){height:5.5px}.ui-status-light i:nth-child(4){opacity:.3}

/* 1 · SOS */
.mock-sos{background:linear-gradient(180deg,#CBDDEA,#B7CFE0)}
.mock-sos .map{position:absolute;inset:0;
  background:radial-gradient(58% 40% at 62% 26%,#E4EEF6,transparent 70%),
    linear-gradient(160deg,#C7DBEA,#A9C6DB)}
.mock-sos .map::after{content:'';position:absolute;left:44%;top:12%;width:2px;height:64%;
  background:linear-gradient(180deg,rgba(232,86,86,.85),rgba(232,86,86,.15));border-radius:2px;
  transform:rotate(9deg)}
.mock-sos .dim{position:absolute;inset:0;background:rgba(9,20,34,.42)}
.mock-sos .card{position:absolute;left:14px;right:14px;top:50%;transform:translateY(-50%);
  background:#fff;border-radius:22px;padding:20px 17px 16px;text-align:center;
  box-shadow:0 20px 40px -18px rgba(9,20,34,.55)}
.mock-sos .ring{width:52px;height:52px;margin:0 auto 12px;border-radius:50%;display:grid;
  place-items:center;background:#FFF1F1;border:2.5px solid #E85656;
  font-size:20px;font-weight:800;color:#D93B3B;letter-spacing:-.04em}
.mock-sos h5{font-size:15px;font-weight:800;letter-spacing:-.035em;color:#D93B3B}
.mock-sos .q{margin-top:5px;font-size:11px;font-weight:700}
.mock-sos .loc{margin-top:11px;padding:9px 10px;border-radius:12px;background:#F4F7FA;
  font-size:9.5px;line-height:1.55;color:rgba(12,27,46,.62)}
.mock-sos .loc b{display:block;color:var(--xk);font-size:10px;margin-top:2px}
.mock-sos .btns{display:flex;gap:7px;margin-top:13px}
.mock-sos .btns span{flex:1;padding:10px 0;border-radius:12px;font-size:11px;font-weight:800;
  background:#EFF2F6;color:rgba(12,27,46,.55)}
.mock-sos .btns span.go{background:#E23B3B;color:#fff;flex:1.5}

/* 2 · AI 자세 분석 */
.mock-pose{background:#FBFDFF;padding:46px 15px 15px;display:flex;flex-direction:column;gap:11px}
.mock-pose .hd{display:flex;justify-content:space-between;align-items:baseline}
.mock-pose .hd b{font-size:14.5px;font-weight:800;letter-spacing:-.035em}
.mock-pose .hd s{text-decoration:none;font-size:9.5px;font-weight:600;color:rgba(12,27,46,.42)}
.mock-pose .clip{position:relative;height:112px;border-radius:16px;overflow:hidden;
  background:linear-gradient(165deg,#D9E7F2,#AFC9DD)}
.mock-pose .clip svg{position:absolute;inset:0;width:100%;height:100%}
.mock-pose .clip .tag{position:absolute;left:9px;top:9px;padding:3px 8px;border-radius:8px;
  background:rgba(9,20,34,.55);color:#fff;font-size:8.5px;font-weight:700}
.mock-pose .score{display:flex;align-items:center;gap:12px;padding:14px 15px;border-radius:16px;
  background:linear-gradient(140deg,#4F9EE0,#1C4C82);color:#fff;
  box-shadow:0 12px 24px -14px rgba(28,76,130,.7)}
.mock-pose .score em{font-style:normal;font-family:var(--num);font-size:28px;font-weight:600;
  letter-spacing:-.02em;line-height:1}
.mock-pose .score em s{text-decoration:none;font-size:11px;margin-left:2px;opacity:.8}
.mock-pose .score u{text-decoration:none;font-size:9.5px;font-weight:600;opacity:.82;display:block}
.mock-pose .score .lv{margin-left:auto;padding:5px 10px;border-radius:9px;
  background:rgba(255,255,255,.2);font-size:9.5px;font-weight:800}
.mock-pose .row{display:flex;align-items:center;gap:9px;padding:10px 12px;border-radius:13px;
  background:#fff;box-shadow:0 6px 14px -10px rgba(12,27,46,.3)}
.mock-pose .row b{font-size:10.5px;font-weight:700}
.mock-pose .row .bar{flex:1;height:4px;border-radius:100px;background:#EBF0F5;overflow:hidden}
.mock-pose .row .bar i{display:block;height:100%;border-radius:100px;background:var(--xb)}
.mock-pose .row s{text-decoration:none;font-size:10px;font-weight:800;color:var(--xb);min-width:26px;text-align:right}
.mock-pose .row.warn .bar i{background:#E9963C}
.mock-pose .row.warn s{color:#C97614}

/* 3 · 자세 비교 */
.mock-compare{background:#FBFDFF;padding:46px 15px 15px;display:flex;flex-direction:column;gap:11px}
.mock-compare .hd{font-size:14.5px;font-weight:800;letter-spacing:-.035em}
.mock-compare .pair{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.mock-compare .pair div{position:relative;height:92px;border-radius:14px;overflow:hidden;
  background:linear-gradient(165deg,#DCEAF4,#B4CCDF)}
.mock-compare .pair div:last-child{background:linear-gradient(165deg,#E7EDF3,#C0C9D4)}
.mock-compare .pair svg{position:absolute;inset:0;width:100%;height:100%}
.mock-compare .pair span{position:absolute;left:7px;bottom:7px;padding:3px 7px;border-radius:7px;
  background:rgba(9,20,34,.55);color:#fff;font-size:8px;font-weight:700}
.mock-compare table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden;
  box-shadow:0 8px 18px -12px rgba(12,27,46,.3)}
.mock-compare th,.mock-compare td{padding:7px 9px;text-align:right;font-size:9.5px}
.mock-compare th{background:#F4F8FB;font-weight:700;color:rgba(12,27,46,.5);font-size:8.5px}
.mock-compare th:first-child,.mock-compare td:first-child{text-align:left}
.mock-compare td{border-top:1px solid #F0F4F8;font-family:var(--num);font-weight:600}
.mock-compare td.me{color:var(--xb)}
.mock-compare td.gap{color:#C97614}
.mock-compare td.gap.ok{color:#2E9E6B}
.mock-compare .note{padding:10px 12px;border-radius:13px;background:#EEF5FC;
  font-size:9.5px;line-height:1.6;color:var(--xbd);font-weight:600}

/* 4 · Coming soon */
.mock-soon{background:linear-gradient(180deg,#FBFDFF,#EDF4FB);display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:13px;padding:46px 24px;text-align:center}
.mock-soon .spark{width:56px;height:56px;border-radius:19px;display:grid;place-items:center;
  background:linear-gradient(150deg,#E4F1FC,#BEDDF4);box-shadow:inset 0 1px 0 #fff}
.mock-soon .spark svg{width:26px;height:26px;stroke:var(--xb);fill:none;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.mock-soon h5{font-family:var(--dis);font-size:13px;font-weight:700;letter-spacing:.02em}
.mock-soon p{font-size:10px;line-height:1.7;color:rgba(12,27,46,.5)}
.mock-soon .ghosts{display:flex;flex-direction:column;gap:6px;width:100%;margin-top:4px}
.mock-soon .ghosts span{height:30px;border-radius:11px;background:rgba(12,27,46,.045);
  border:1px dashed rgba(12,27,46,.12)}
.mock-soon .ghosts span:nth-child(2){opacity:.7}
.mock-soon .ghosts span:nth-child(3){opacity:.42}

/* 반응형 */
@media (max-width:960px){
  .extras__track{height:auto;margin-top:0}
  .extras__stage{position:static;height:auto;overflow:visible}
  .extras__grid{grid-template-columns:1fr;justify-items:center;gap:clamp(30px,5vh,52px);
    padding:0 clamp(20px,4vw,40px) clamp(80px,12vh,140px)}
  .extras__col{width:100%;max-width:520px}
  .extras__card:hover{transform:none}
}
@media (max-height:760px) and (min-width:961px){
  .extras__phone{width:224px}.extras__screen{width:206px;height:446px;font-size:8px}
}
@media (prefers-reduced-motion:reduce){
  #extras *,#extras *::before,#extras *::after{animation:none!important;transition:none!important}
}