/* 로그인·가입 화면 (docs/design/03-login-fx-mockup.html 기준) */

/* 수면밀도 홈페이지 구성 그대로: 위 진한 갈색 띠(로고) + 베이지 본문(문구). 넓은 화면은 오른쪽에 흰 로그인 폼 */
:root{
  color-scheme:light;
  --band:#3F2B1B; --cream:#F2F0EB; --cream-dim:rgba(242,240,235,.6);
  --beige:#E0D9D0; --brown-ink:#3F200E; --body-ink:#3F2B1B; --eyebrow:#8A7D78;
  --card:#FFFFFF; --ink:#1F1F1F; --muted:#4A4642; --outline:#7A746E; --line:#D8D2CC;
  --primary:#402C1C; --on-primary:#FFFFFF; --primary-soft:#ECE5DE; --on-soft:#2A1C11; --hover:#F6F2EE; --error:#B3261E;
  --f:"Roboto","Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
  --f-kr:"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
  --f-mono:"Roboto Mono",ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{height:100%}
body{margin:0;background:var(--card);color:var(--ink);font-family:var(--f);font-size:14px;line-height:1.43}
.shell{min-height:100%;display:grid;grid-template-columns:minmax(0,1fr)}
@media (min-width:900px){.shell{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}}
.left{display:flex;flex-direction:column;min-width:0}

/* 갈색 띠 */
.band{position:relative;overflow:hidden;background:var(--band);color:var(--cream);--mx:50%;--my:50%;
  padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:max(24px,env(safe-area-inset-right,0px));padding-block:28px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:150px}
@media (min-width:900px){.band{min-height:38vh;align-items:flex-end;padding:48px 64px 40px}}
.band canvas{position:absolute;inset:0;width:100%;height:100%;display:block;filter:blur(36px) saturate(110%);opacity:0;transition:opacity .8s}
.fx-aurora .band canvas{opacity:1}
.grain{position:absolute;inset:0;pointer-events:none;opacity:.16;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}
.light{position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .4s;background:radial-gradient(360px circle at var(--mx) var(--my),rgba(255,236,210,.2),transparent 60%)}
.fx-light .band:hover .light{opacity:1}
.band > .logo,.band > .tag{position:relative;z-index:1}
.tag{font-family:var(--f-kr);font-size:13px;letter-spacing:.06em;color:var(--cream-dim);white-space:nowrap}
@media (min-width:900px){.tag{font-size:15px}}

/* 글자별로 커지는 로고 */
.logo{--lh:64px;display:flex;flex-direction:column;touch-action:none;user-select:none;cursor:default;padding:10px;margin:-10px}
@media (min-width:900px){.logo{--lh:96px}}
.logo .r{display:flex;align-items:flex-end}
.logo img{display:block;height:calc(var(--lh) * .5015);width:auto;transform-origin:50% 50%;will-change:transform;-webkit-user-drag:none}
.fx-mag .logo img{transition:transform .16s ease-out}

/* 베이지 본문 (홈페이지 문구) */
.story{background:var(--beige);color:var(--body-ink);flex:1;
  padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:max(24px,env(safe-area-inset-right,0px));padding-block:40px 64px;
  display:flex;flex-direction:column;justify-content:center;gap:18px}
@media (min-width:900px){.story{padding:56px 64px}}
.eyebrow{margin:0;font-family:var(--f-kr);font-weight:500;font-size:15px;color:var(--eyebrow)}
.headline{margin:0;font-family:var(--f-kr);font-weight:700;color:var(--brown-ink);font-size:clamp(26px,3.4vw,40px);line-height:1.38;letter-spacing:-.01em;text-wrap:balance}
.headline .ch{display:inline-block}
.fx-reveal .headline .ch{animation:rise .9s cubic-bezier(.2,.7,.2,1) backwards;animation-delay:calc(var(--i) * 40ms + 150ms)}
@keyframes rise{from{transform:translateY(.5em);opacity:0;filter:blur(5px)}to{transform:none;opacity:1;filter:none}}
.body{display:flex;flex-direction:column;gap:16px;font-family:var(--f-kr);font-size:16px;line-height:1.75;margin:0;max-width:34em}
.body p{margin:0}
@media (max-width:899px){.body p+p{display:none}.body p.one{white-space:nowrap;letter-spacing:-.01em;font-size:min(16px,calc((100vw - 48px) / 28.5))}}

/* 폼 */
.side{background:var(--card);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:24px;
  padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px));padding-block:32px 28px;position:relative;z-index:2}
@media (max-width:899px){.side{border-radius:28px 28px 0 0;margin-top:-28px}}
.form{width:100%;max-width:380px;display:flex;flex-direction:column;gap:20px}
.top{display:flex;align-items:flex-end;justify-content:space-between;gap:12px}
.top h1{font-family:var(--f-kr);font-weight:400;font-size:32px;line-height:1.2;margin:0}
.langsel{font:inherit;font-size:12px;color:var(--muted);background:transparent;border:1px solid var(--line);border-radius:999px;padding:6px 10px}
.tabs{display:flex;border-bottom:1px solid var(--line)}
.tabs button{flex:1;font:inherit;font-weight:500;font-size:14px;padding:12px 8px;border:0;background:transparent;color:var(--muted);cursor:pointer;position:relative}
.tabs button:hover{background:var(--hover)}
.tabs button[aria-selected="true"]{color:var(--primary)}
.tabs button[aria-selected="true"]::after{content:"";position:absolute;left:20%;right:20%;bottom:-1px;height:3px;border-radius:3px 3px 0 0;background:var(--primary)}
.tf{position:relative}
.tf input{font:inherit;font-size:16px;width:100%;height:56px;padding:4px 15px 0;border:1px solid var(--outline);border-radius:4px;background:var(--card);color:var(--ink)}
.tf label{position:absolute;left:12px;top:17px;padding:0 4px;background:var(--card);color:var(--muted);font-size:16px;line-height:20px;pointer-events:none;transition:top .15s,font-size .15s,color .15s}
.tf input:focus{outline:none;border:2px solid var(--primary);padding-left:14px}
.tf input:focus + label,.tf input:not(:placeholder-shown) + label{top:-10px;font-size:12px}
.tf input:focus + label{color:var(--primary)}
.tf.mono input{font-family:var(--f-mono);letter-spacing:.06em}
.tf.err input{border-color:var(--error)} .tf.err label{color:var(--error)}
.errline{font-size:12px;color:var(--error)}
.check{display:flex;gap:12px;align-items:center;font-size:14px;cursor:pointer}
.check input{width:18px;height:18px;accent-color:var(--primary);margin:0}
.actions{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;margin-top:6px}
.btn-text{font:inherit;font-weight:500;font-size:14px;color:var(--primary);background:transparent;border:0;border-radius:999px;padding:10px 12px;cursor:pointer;margin-left:-12px}
.btn-text:hover{background:var(--hover)}
.btn{font:inherit;font-weight:500;font-size:14px;color:var(--on-primary);background:var(--primary);border:0;border-radius:999px;padding:12px 28px;cursor:pointer;transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .2s}
.btn span{display:inline-block;transition:transform .25s cubic-bezier(.2,.8,.2,1)}
.btn:hover{box-shadow:0 10px 24px -10px rgba(64,44,28,.6)}
button:focus-visible,select:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.scr{display:flex;flex-direction:column;gap:20px}
.lead{margin:0;color:var(--muted);font-size:14px;line-height:1.6}
.tf .help{font-size:12px;color:var(--muted);padding:4px 16px 0}
.tf.sel select{font:inherit;font-size:16px;width:100%;height:56px;padding:4px 15px 0;border:1px solid var(--outline);border-radius:4px;background:var(--card);color:var(--ink);appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 26px,calc(100% - 15px) 26px;background-size:5px 5px;background-repeat:no-repeat}
.tf.sel label{top:-10px;font-size:12px}
.tf.sel select:focus{outline:none;border:2px solid var(--primary)}
.tf.ok input{border-color:var(--primary)}
.tf.ok::after{content:"✓";position:absolute;right:16px;top:17px;color:var(--primary);font-weight:700}
.suggest{position:absolute;left:0;right:0;top:58px;z-index:5;list-style:none;margin:0;padding:6px 0;background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:0 12px 28px -12px rgba(40,28,18,.35)}
.suggest li{display:flex;justify-content:space-between;gap:12px;padding:10px 14px;cursor:pointer;font-size:15px}
.suggest li:hover{background:var(--hover)}
.suggest li small{color:var(--muted);font-size:12px;white-space:nowrap}
.suggest li.none{cursor:default;color:var(--muted);font-size:13px}
.row{display:flex;gap:8px;align-items:flex-start}.row .tf{flex:1;min-width:0}
.btn-o{font:inherit;font-weight:500;font-size:14px;color:var(--primary);background:transparent;border:1px solid var(--outline);border-radius:999px;padding:0 16px;height:56px;cursor:pointer;white-space:nowrap}
.linkline{font:inherit;font-size:13px;color:var(--muted);background:none;border:0;padding:4px 0;cursor:pointer;text-align:left;text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--line)}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 16px;border:1px solid var(--outline);border-radius:8px;font-weight:500;cursor:pointer;color:var(--muted)}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip:has(input:checked){background:var(--primary-soft);border-color:var(--primary-soft);color:var(--on-soft)}
.chip:has(input:checked)::before{content:"✓";font-size:13px}
.chip:has(input:focus-visible){outline:2px solid var(--primary);outline-offset:2px}
.prog{height:4px;border-radius:4px;background:var(--primary-soft);overflow:hidden;position:relative}
.prog::after{content:"";position:absolute;inset:0;width:40%;background:var(--primary);border-radius:4px;animation:slide 1.6s ease-in-out infinite}
@keyframes slide{from{transform:translateX(-100%)}to{transform:translateX(260%)}}
.steps{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.steps li{display:flex;gap:14px;align-items:center;padding:14px 2px;border-bottom:1px solid var(--line);color:var(--muted)}
.steps b{width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;font-size:12px;font-weight:500;flex:none}
.steps li.done{color:var(--ink)}.steps li.done b{background:var(--primary);border-color:var(--primary);color:#fff}
.steps li.now{color:var(--ink);font-weight:500}.steps li.now b{border-color:var(--primary);color:var(--primary)}
.steps time{margin-left:auto;font-family:var(--f-mono);font-size:12px;color:var(--muted);font-weight:400}
.reason{border:1px solid var(--line);border-left:3px solid var(--primary);border-radius:8px;padding:14px 16px;display:flex;flex-direction:column;gap:6px;background:var(--hover)}
.rhead{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;font-weight:500}
.rhead time{font-size:12px;color:var(--muted);font-weight:400}
.reason p{margin:0;line-height:1.6}
.rules{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}
.rules li::before{content:"○";display:inline-block;width:20px}
.rules li.ok{color:var(--primary);font-weight:500}.rules li.ok::before{content:"✓"}
.btn:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}
.switch{width:100%;max-width:380px;border-top:1px dashed var(--line);padding-top:14px;display:flex;flex-direction:column;gap:8px;font-size:12px;color:var(--muted)}
.chips2{display:flex;gap:6px;flex-wrap:wrap}
.chips2 button{font:inherit;font-size:12px;font-weight:500;height:30px;padding:0 12px;border-radius:8px;border:1px solid var(--outline);background:transparent;color:var(--muted);cursor:pointer}
.chips2 button[aria-pressed="true"]{background:var(--primary-soft);border-color:var(--primary-soft);color:var(--on-soft)}
.legal{font-size:12px;color:#8A847E;display:flex;gap:14px;flex-wrap:wrap;justify-content:center}

@media (prefers-reduced-motion:reduce){.headline .ch,.btn,.btn span,.logo img{animation:none!important;transition:none!important}}

/* --- 실제 앱 추가분 --- */
.langs{display:flex;gap:2px;border:1px solid var(--line);border-radius:999px;padding:2px;flex:none}
.langs a{font-size:12px;color:var(--muted);text-decoration:none;padding:5px 10px;border-radius:999px}
.langs a[aria-current="true"]{background:var(--primary-soft);color:var(--on-soft);font-weight:500}
.errors{margin:0;padding:12px 16px 12px 34px;border-radius:8px;background:#FBEAEA;color:var(--error);font-size:13px;display:flex;flex-direction:column;gap:4px}
.notice{margin:0;padding:12px 16px;border-radius:8px;background:var(--primary-soft);color:var(--on-soft);font-size:13px}
.tf textarea{font:inherit;font-size:16px;width:100%;padding:16px 15px 8px;border:1px solid var(--outline);border-radius:4px;background:var(--card);color:var(--ink);resize:vertical}
.kv{display:grid;grid-template-columns:110px minmax(0,1fr);gap:10px 12px;margin:0;font-size:14px}
.kv dt{color:var(--muted)}.kv dd{margin:0;word-break:break-all}
.idcheck{font-size:12px;padding:4px 16px 0}
.idcheck.ok{color:#1E6B3A}.idcheck.bad{color:var(--error)}
.linkbtn{font:inherit;background:none;border:0;padding:0;color:var(--primary);cursor:pointer;font-weight:500;text-decoration:none;font-size:14px}
a.btn,a.btn-text{text-decoration:none;display:inline-block}
.tabs a{flex:1;text-align:center;font-weight:500;font-size:14px;padding:12px 8px;color:var(--muted);text-decoration:none;position:relative}
.tabs a:hover{background:var(--hover)}
.tabs a[aria-selected="true"]{color:var(--primary)}
.tabs a[aria-selected="true"]::after{content:"";position:absolute;left:20%;right:20%;bottom:-1px;height:3px;border-radius:3px 3px 0 0;background:var(--primary)}
.errbox{padding:10px 12px;border-radius:8px;background:#FBEAEA;font-size:13px}
.lead.small{font-size:12px;color:#7A746E}

/* 로그인 하단: 꽉 찬 로그인 버튼 + "처음 이용하시나요?" 구분선 + 가입 버튼 2개 + 비밀번호 안내 */
.btn-block{width:100%;height:52px;padding:0 28px;margin-top:4px}
.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:12px;margin-top:4px}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}
.altlinks{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.altlinks.one{grid-template-columns:1fr}
.alt{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:56px;padding:8px 12px;
  border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--primary);text-align:center;transition:background .15s,border-color .15s}
.alt b{font-weight:500;font-size:14px}
.alt small{font-size:12px;color:var(--muted)}
.alt:hover{background:var(--hover);border-color:var(--outline)}
.alt:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.forgot{margin:0;text-align:center;font-size:12px;color:var(--muted)}
.forgot span{color:var(--primary);font-weight:500}
@media (max-width:360px){.altlinks{grid-template-columns:1fr}}