/* Dolphin AI presentation deck — shared styles (Korean, dark navy theme matching the site) */
:root{
  --abyss:#030b1a; --deep:#061426; --card:#0a1a30;
  --cyan:#22d3ee; --blue:#3b82f6; --sky:#38bdf8;
  --ink:#eef4ff; --ink-soft:#9fb6d4; --muted:#6f86a6;
  --hairline:rgba(120,170,230,.16);
  --coral:#ff6b6b; --amber:#fbbf24; --green:#34d399;
  --font:"Noto Sans KR",-apple-system,BlinkMacSystemFont,"Segoe UI","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:var(--font);background:var(--abyss);color:var(--ink);overflow:hidden;-webkit-font-smoothing:antialiased;word-break:keep-all}
body::before{content:"";position:fixed;inset:0;background:radial-gradient(70% 45% at 50% 0%,rgba(34,211,238,.12),transparent 70%);pointer-events:none}
a{color:var(--cyan)}

#bar{position:fixed;top:0;left:0;height:3px;background:linear-gradient(90deg,var(--cyan),var(--blue));z-index:50;transition:width .35s ease;width:0}
#brand{position:fixed;top:18px;left:22px;z-index:40;display:flex;align-items:center;gap:8px;font-weight:700;font-size:14px;color:var(--ink);text-decoration:none}
#brand img{height:22px;width:auto}
#brand .grad{background:linear-gradient(100deg,var(--cyan),var(--sky) 45%,var(--blue));-webkit-background-clip:text;background-clip:text;color:transparent}
#counter{position:fixed;bottom:18px;right:22px;z-index:40;color:var(--muted);font-variant-numeric:tabular-nums;font-size:13px;letter-spacing:.04em}
#hint{position:fixed;bottom:18px;left:22px;z-index:40;color:var(--muted);font-size:12px;opacity:.75}
#tools{position:fixed;top:14px;right:18px;z-index:60;display:flex;gap:6px}
#tools button,#tools a{background:rgba(6,20,38,.8);border:1px solid var(--hairline);color:var(--ink-soft);font-family:var(--font);font-size:12px;font-weight:700;padding:7px 12px;border-radius:999px;cursor:pointer;text-decoration:none;backdrop-filter:blur(8px)}
#tools button:hover,#tools a:hover{border-color:var(--cyan);color:var(--cyan)}
#tools button.on{border-color:var(--cyan);color:var(--cyan)}
.nav{position:fixed;top:0;height:100%;width:14%;z-index:30;cursor:pointer;border:0;background:transparent}
.nav:focus{outline:none}
#prev{left:0}#next{right:0}

#deck{height:100%;width:100%;position:relative}
.slide{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;padding:8vh 9vw 9vh;
  opacity:0;visibility:hidden;transform:translateY(14px);transition:opacity .4s ease,transform .4s ease;pointer-events:none;overflow-y:auto}
.slide.active{opacity:1;visibility:visible;transform:none;pointer-events:auto}
.slide.past{transform:translateY(-14px)}
.slide>.notes{display:none}
body.notes .slide>.notes,body.script .slide>.notes{display:block;margin-top:26px;padding:16px 20px;border-left:3px solid var(--amber);background:rgba(251,191,36,.06);color:#f1e3b3;font-size:clamp(15px,1.5vw,19px);line-height:1.7;border-radius:0 10px 10px 0;max-width:80ch}
body.notes .slide>.notes::before,body.script .slide>.notes::before{content:"대본 · ";font-weight:700;color:var(--amber)}

/* 전체 대본 모드: 모든 슬라이드를 세로로 쌓고 대본을 편다 (연습·인쇄용) */
body.script{overflow:auto}
body.script #deck{height:auto}
body.script .slide{position:relative;inset:auto;opacity:1;visibility:visible;transform:none;pointer-events:auto;overflow:visible;min-height:0;padding:48px 9vw;border-bottom:1px solid var(--hairline);justify-content:flex-start}
body.script .slide::before{content:attr(data-no);display:block;color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.1em;margin-bottom:10px}
body.script .nav,body.script #counter,body.script #hint{display:none}
body.script .videos video{max-width:200px}
body.script .fifty .n{font-size:64px}
body.script .fifty .slash{font-size:40px}

.kicker{color:var(--cyan);font-weight:700;letter-spacing:.16em;text-transform:uppercase;font-size:12px;margin-bottom:16px}
h1{font-size:clamp(30px,5.6vw,76px);line-height:1.1;letter-spacing:-.02em;font-weight:900}
h2{font-size:clamp(24px,3.8vw,48px);line-height:1.18;letter-spacing:-.015em;font-weight:900;margin-bottom:8px}
h3{font-size:clamp(16px,1.6vw,20px);font-weight:800}
.sub{color:var(--ink-soft);font-size:clamp(15px,1.8vw,22px);line-height:1.55;margin-top:18px;max-width:64ch}
.accent{color:var(--cyan)}
.coral{color:var(--coral)}
.grad{background:linear-gradient(100deg,var(--cyan),var(--sky) 45%,var(--blue));-webkit-background-clip:text;background-clip:text;color:transparent}
.tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;padding:3px 9px;border-radius:999px;border:1px solid var(--hairline);color:var(--ink-soft);vertical-align:middle}
.tag.need{border-color:rgba(251,191,36,.5);color:var(--amber)}
.tag.ai{border-color:rgba(34,211,238,.5);color:var(--cyan)}
.tag.hand{border-color:rgba(255,107,107,.5);color:var(--coral)}

ul.points{list-style:none;margin-top:26px;display:grid;gap:14px;max-width:68ch}
ul.points li{position:relative;padding-left:28px;font-size:clamp(15px,1.75vw,21px);line-height:1.45;color:#dbe6f7}
ul.points li::before{content:"";position:absolute;left:0;top:.55em;width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,var(--cyan),var(--blue))}
ul.points li b{color:#fff}
ol.steps{margin-top:24px;display:grid;gap:12px;max-width:68ch;counter-reset:s;list-style:none}
ol.steps li{position:relative;padding-left:44px;font-size:clamp(15px,1.7vw,20px);line-height:1.45;color:#dbe6f7;counter-increment:s}
ol.steps li::before{content:counter(s);position:absolute;left:0;top:.05em;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:800;color:#04121f;background:linear-gradient(135deg,var(--cyan),var(--blue))}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin-top:28px}
.card{background:rgba(10,26,48,.7);border:1px solid var(--hairline);border-radius:16px;padding:18px 20px;backdrop-filter:blur(6px)}
.card h3{margin-bottom:6px;display:flex;align-items:center;gap:9px}
.card p{color:var(--ink-soft);font-size:14.5px;line-height:1.5}
.card .ico{width:28px;height:28px;border-radius:8px;display:grid;place-items:center;background:rgba(34,211,238,.12);color:var(--cyan);font-size:14px;flex:none}
.card.hl{border-color:var(--cyan);box-shadow:0 0 0 1px rgba(34,211,238,.35) inset}
.card.warm{border-color:rgba(255,107,107,.45)}
.card.warm .ico{background:rgba(255,107,107,.12);color:var(--coral)}
.card .big{font-size:clamp(26px,3.4vw,44px);font-weight:900;line-height:1.05;margin-bottom:4px}

.pipe{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:30px}
.step{background:rgba(10,26,48,.7);border:1px solid var(--hairline);border-radius:12px;padding:12px 16px;font-weight:700;font-size:clamp(13px,1.4vw,16px)}
.step small{display:block;color:var(--ink-soft);font-weight:500;font-size:12px;margin-top:3px}
.arrow{color:var(--cyan);font-size:18px}
.step.hl{border-color:var(--cyan);box-shadow:0 0 0 1px rgba(34,211,238,.4) inset}
.step.hand{border-color:rgba(255,107,107,.5)}
.step.hand small{color:var(--coral)}

table{border-collapse:collapse;width:100%;margin-top:24px;font-size:clamp(13px,1.45vw,17px)}
th,td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--hairline);vertical-align:top;line-height:1.4}
thead th{color:var(--ink-soft);font-weight:700;font-size:12px;letter-spacing:.05em}
thead th.ai,td.ai{color:var(--cyan)}
thead th.hand,td.hand{color:var(--coral)}
tbody tr:last-child td{border-bottom:0}
td b{color:#fff}

.timeline{display:flex;margin-top:32px;flex-wrap:wrap;gap:0}
.ms{flex:1;min-width:150px;position:relative;padding:0 12px 0 0}
.ms .node{width:14px;height:14px;border-radius:50%;background:var(--cyan);margin-bottom:12px;box-shadow:0 0 0 4px rgba(34,211,238,.15);position:relative;z-index:1}
.ms.warm .node{background:var(--coral);box-shadow:0 0 0 4px rgba(255,107,107,.15)}
.ms.dim .node{background:var(--abyss);border:2px solid var(--muted);box-shadow:none}
.ms::before{content:"";position:absolute;top:6px;left:0;right:0;height:2px;background:var(--hairline)}
.ms h4{font-size:15px;margin-bottom:3px}
.ms p{color:var(--ink-soft);font-size:13px;line-height:1.4}
.ms .when{font-size:11px;color:var(--cyan);font-weight:700;letter-spacing:.06em}
.ms.warm .when{color:var(--coral)}

.ladder{display:grid;gap:8px;margin-top:26px;max-width:640px}
.rung{border:1px solid var(--hairline);border-radius:12px;padding:12px 16px;background:rgba(10,26,48,.7);display:flex;justify-content:space-between;align-items:center;gap:12px}
.rung .t{font-weight:800;font-size:clamp(14px,1.5vw,18px)}
.rung .d{color:var(--ink-soft);font-size:13px;margin-top:2px}
.rung .p{font-weight:900;color:var(--cyan);white-space:nowrap;font-size:clamp(14px,1.6vw,20px)}
.rung.free .p{color:var(--green)}
.rung.hl{border-color:var(--cyan)}

.split{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:26px}
.split .half{border-radius:16px;padding:20px 22px;border:1px solid var(--hairline);background:rgba(10,26,48,.7)}
.split .half.ai{border-color:rgba(34,211,238,.45)}
.split .half.hand{border-color:rgba(255,107,107,.45)}
.split .half h3{font-size:clamp(18px,2.2vw,28px);margin-bottom:10px}
.split .half ul{list-style:none;display:grid;gap:8px;color:#dbe6f7;font-size:clamp(14px,1.5vw,18px)}
.split .half li::before{content:"· ";color:var(--muted)}
.fifty{display:flex;align-items:baseline;gap:14px;margin-top:10px}
.fifty .n{font-size:clamp(64px,12vw,160px);font-weight:900;line-height:1;letter-spacing:-.04em}
.fifty .n.ai{color:var(--cyan)}
.fifty .n.hand{color:var(--coral)}
.fifty .slash{font-size:clamp(40px,8vw,110px);color:var(--muted);font-weight:200}

.mail{border:1px solid var(--hairline);border-radius:12px;background:#f7f9fc;color:#1a1a1a;padding:16px 18px;font-size:14px;line-height:1.55;max-width:560px;margin-top:18px}
.mail .from{font-size:12px;color:#666;margin-bottom:6px}
.mail .subj{font-weight:800;font-size:15px;margin-bottom:10px;color:#111}
.mail .btn{display:inline-block;background:#e63946;color:#fff;padding:9px 16px;border-radius:6px;font-weight:700;font-size:13px;margin-top:8px}
.mail s{color:#999}

.videos{display:flex;gap:18px;margin-top:22px;flex-wrap:wrap;align-items:flex-start}
.vid{width:min(240px,42vw);flex:none}
.vid video{width:100%;aspect-ratio:9/16;border-radius:14px;background:#000;border:1px solid var(--hairline);display:block}
.vid .ph{width:100%;aspect-ratio:9/16;border-radius:14px;border:1px dashed rgba(251,191,36,.5);display:grid;place-items:center;text-align:center;color:var(--amber);font-size:13px;padding:14px;line-height:1.5;background:rgba(251,191,36,.04)}
.vid figcaption{margin-top:8px;font-size:13px;color:var(--ink-soft);line-height:1.4}

.chart{margin-top:22px;max-width:760px}
.chart svg{width:100%;height:auto;display:block}
.chart .cap{margin-top:8px;font-size:12px;color:var(--muted)}

.need{border:1px dashed rgba(251,191,36,.5);border-radius:12px;padding:14px 16px;color:var(--amber);font-size:14px;line-height:1.5;background:rgba(251,191,36,.04);margin-top:18px;max-width:640px}
.need::before{content:"자료 필요 · ";font-weight:800}
.note{margin-top:18px;color:var(--muted);font-size:13px;line-height:1.5;max-width:70ch}
.quote{margin-top:26px;font-size:clamp(20px,2.8vw,36px);font-weight:800;line-height:1.35;max-width:26ch;border-left:4px solid var(--cyan);padding-left:20px}
.row{display:flex;gap:36px;flex-wrap:wrap;align-items:flex-start}
.col{flex:1;min-width:260px}
.big-cta{font-size:clamp(26px,4.2vw,56px);font-weight:900;line-height:1.1;letter-spacing:-.02em}
.foot{margin-top:28px;color:var(--ink-soft);font-size:15px;line-height:1.6}
.btnrow{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{display:inline-block;padding:12px 20px;border-radius:999px;font-weight:800;font-size:14px;text-decoration:none;color:#04121f;background:linear-gradient(90deg,var(--cyan),var(--blue))}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--hairline)}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-top:24px}
.kv div{border:1px solid var(--hairline);border-radius:12px;padding:14px;background:rgba(10,26,48,.7)}
.kv .v{font-size:clamp(22px,3vw,38px);font-weight:900;line-height:1.1}
.kv .l{font-size:12px;color:var(--ink-soft);margin-top:4px;line-height:1.35}
code{font-family:ui-monospace,Consolas,monospace;font-size:.9em;background:rgba(255,255,255,.06);padding:2px 6px;border-radius:5px;color:#cfe3ff}
pre{margin-top:18px;background:rgba(0,0,0,.35);border:1px solid var(--hairline);border-radius:12px;padding:16px 18px;font-family:ui-monospace,Consolas,monospace;font-size:clamp(12px,1.25vw,14px);line-height:1.55;color:#cfe3ff;white-space:pre-wrap;max-width:720px}

@media (max-width:700px){
  .slide{padding:10vh 16px 12vh;justify-content:flex-start}
  #hint{display:none}
  .split{grid-template-columns:1fr}
  .nav{width:10%}
  #brand span{display:none}
  #fullBtn,#hint{display:none}
  #tools button,#tools a{padding:6px 10px;font-size:11px}
  .fifty .n{font-size:22vw}
  /* 좁은 화면: 표를 카드처럼 세로로 쌓는다 (가로 스크롤 방지) */
  table,tbody,tr,td{display:block;width:100%}
  thead{display:none}
  tr{border:1px solid var(--hairline);border-radius:12px;padding:10px 12px;margin-top:10px;background:rgba(10,26,48,.7)}
  td{padding:3px 0;border-bottom:0;font-size:14px}
  td:first-child{font-weight:800;color:#fff}
  td.ai:first-child{color:var(--cyan)}
  td.hand{color:var(--coral)}
  .timeline{flex-direction:column;gap:14px}
  .ms{min-width:0;padding:0 0 0 22px}
  .ms::before{top:0;bottom:0;left:6px;right:auto;width:2px;height:auto}
  .ms .node{position:absolute;left:0;top:2px;margin:0}
  .videos{flex-direction:column}
  .vid{width:100%;max-width:260px}
  pre{font-size:11px}
}
@media print{
  body{overflow:visible}
  #deck{height:auto}
  .slide{position:relative;inset:auto;opacity:1;visibility:visible;transform:none;page-break-after:always;min-height:0;padding:40px;overflow:visible}
  .slide>.notes{display:block;margin-top:20px;padding:12px 16px;border-left:3px solid #b8860b;color:#333;font-size:13px;line-height:1.6}
  #bar,#tools,#counter,#hint,.nav,#brand{display:none}
}