:root{
    --bg-void:#0B0B0A;
    --bg-surface:#131211;
    --text-primary:#F2EFE9;
    --text-muted:#A79F91;
    --text-faint:#6E685C;
    --accent-blue:#2E8EFF;
    --accent-blue-dim:#1B4A80;
    --hairline:rgba(242,239,233,0.14);
    --hairline-soft:rgba(242,239,233,0.08);
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg-void);
    color:var(--text-primary);
    font-family:'Jost',sans-serif;
    font-weight:300;
    line-height:1.85;
    overflow-x:hidden;
    letter-spacing:0.01em;
    overflow-wrap:break-word;
  }
  :lang(ko){ word-break:keep-all; }
  .display{font-family:'Fraunces',serif;font-weight:400;letter-spacing:0.005em;}
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}

  /* ---- tab-staff divider: 4 hairlines, refined ---- */
  .tab-divider{
    width:100%;max-width:1160px;margin:0 auto;padding:0 40px;
  }
  .tab-divider .lines{ display:flex;flex-direction:column;gap:5px; }
  .tab-divider .lines span{ display:block;height:1px;background:var(--hairline); }
  .tab-divider .lines span:nth-child(2),
  .tab-divider .lines span:nth-child(3){ opacity:0.6; }

  section{position:relative;}

  /* ---- NAV ---- */
  nav{
    position:fixed;top:0;left:0;right:0;z-index:100;
    display:flex;align-items:center;justify-content:space-between;
    padding:30px 48px;
    background:linear-gradient(to bottom, rgba(11,11,10,0.85), transparent);
    transition:background .3s ease, padding .3s ease, border-color .3s ease;
    border-bottom:1px solid transparent;
  }
  nav.scrolled{
    background:rgba(11,11,10,0.94);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    padding:18px 48px;
    border-bottom-color:var(--hairline);
  }
  nav .brand{
    display:flex;align-items:center;gap:10px;
    transition:opacity .25s;
  }
  nav .brand:hover{ opacity:0.8; }
  nav .brand img{ height:26px;width:auto;display:block; }
  nav .brand span{
    font-family:'Jost',sans-serif;font-size:13px;letter-spacing:0.32em;font-weight:400;
    color:var(--text-primary);
  }
  .nav-anchors{
    display:none;
    gap:36px;
  }
  .nav-anchors a{
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.14em;font-weight:400;
    color:var(--text-muted);transition:color .25s;
  }
  .nav-anchors a:hover{ color:var(--accent-blue); }
  @media (min-width:1024px){
    .nav-anchors{ display:flex; }
  }
  nav .cta{
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.22em;font-weight:400;
    border-bottom:1px solid var(--hairline);padding-bottom:3px;
    transition:border-color .3s, color .3s;
  }
  nav .cta:hover{border-color:var(--accent-blue);color:var(--accent-blue);}

  .nav-right{ display:flex;align-items:center;gap:22px; }

  .lang-select{ position:relative; }
  .lang-current{
    background:none;border:1px solid var(--hairline);
    border-radius:50%;
    width:32px;height:32px;
    display:flex;align-items:center;justify-content:center;
    font-size:15px;line-height:1;cursor:pointer;
    transition:border-color .25s;
  }
  .lang-current:hover{ border-color:var(--accent-blue); }
  .flag-icon{ width:20px;height:15px;object-fit:cover;border-radius:2px;display:block; }
  .lang-dropdown button .flag-icon{ flex-shrink:0; }
  .lang-dropdown{
    position:absolute;top:calc(100% + 10px);right:0;
    background:var(--bg-surface);
    border:1px solid var(--hairline);
    min-width:150px;
    padding:6px;
    display:flex;flex-direction:column;
    opacity:0;visibility:hidden;transform:translateY(-6px);
    transition:opacity .2s, transform .2s, visibility .2s;
    z-index:200;
  }
  .lang-dropdown.open{ opacity:1;visibility:visible;transform:translateY(0); }
  .lang-dropdown button{
    display:flex;align-items:center;gap:10px;
    background:none;border:none;cursor:pointer;
    padding:10px 12px;
    font-family:'Jost',sans-serif;font-size:12px;letter-spacing:0.04em;
    color:var(--text-muted);
    text-align:left;
    transition:background .2s, color .2s;
  }
  .lang-dropdown button:hover{ background:var(--bg-void);color:var(--text-primary); }
  .lang-dropdown button.active{ color:var(--accent-blue); }

  .nav-burger{
    display:flex;align-items:center;justify-content:center;
    background:none;border:none;color:var(--text-primary);
    font-size:18px;cursor:pointer;padding:4px 6px;
    position:relative;
  }
  @keyframes burgerHint{
    0%, 100%{ box-shadow:0 0 0 0 rgba(46,142,255,0); }
    50%{ box-shadow:0 0 0 6px rgba(46,142,255,0.18); }
  }
  .nav-burger.hint{
    border-radius:50%;
    animation:burgerHint 1.4s ease-in-out 3;
  }
  .nav-mobile-panel{
    display:flex;
    position:fixed;top:0;right:0;
    width:min(260px, 78vw);height:100vh;
    background:var(--bg-surface);
    border-left:1px solid var(--hairline);
    z-index:150;
    padding:90px 30px 30px;
    flex-direction:column;gap:26px;
    transform:translateX(100%);
    transition:transform .35s ease;
    pointer-events:none;
  }
  .nav-mobile-panel.open{ transform:translateX(0); pointer-events:auto; }
  .nav-mobile-panel a{
    font-family:'Jost',sans-serif;font-size:13px;letter-spacing:0.16em;
    color:var(--text-primary);
  }
  .nav-panel-close{
    position:absolute;top:28px;right:28px;
    background:none;border:none;color:var(--text-muted);
    font-size:16px;cursor:pointer;padding:6px;
    transition:color .25s;
  }
  .nav-panel-close:hover{ color:var(--accent-blue); }
  .nav-panel-tools{
    display:flex;flex-direction:column;gap:16px;
    padding-top:22px;margin-top:-6px;
    border-top:1px solid var(--hairline);
  }
  .nav-panel-tools-label{
    font-family:'Jost',sans-serif;font-size:9.5px;letter-spacing:0.24em;
    color:var(--text-faint);
  }
  .nav-panel-tools a{
    font-size:11.5px !important;color:var(--text-muted) !important;
  }

  /* ---- access gate (soft members-only reveal) ---- */
  .gate{
    margin-top:26px;
    border:1px solid var(--hairline);
    padding:26px 28px;
    text-align:center;
  }
  .gate p{ font-size:12px;color:var(--text-faint);margin-bottom:16px;letter-spacing:0.02em; }
  .gate-row{ display:flex;gap:10px;justify-content:center;flex-wrap:wrap; }
  .gate-row input{
    background:var(--bg-void);
    border:1px solid var(--hairline);
    color:var(--text-primary);
    padding:12px 16px;
    font-family:'Jost',sans-serif;font-size:13px;letter-spacing:0.08em;
    min-width:160px;
  }
  .gate-row input:focus{ outline:none;border-color:var(--accent-blue); }
  .gate-btn{
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.16em;
    border:1px solid var(--hairline);padding:12px 22px;
    background:transparent;color:var(--text-primary);cursor:pointer;
    transition:border-color .25s,color .25s;
  }
  .gate-btn:hover{ border-color:var(--accent-blue);color:var(--accent-blue); }
  .gate-error{ font-size:11px;color:#d97878;margin-top:10px;display:none; }
  .gated-content{ display:none; }
  .gated-content.revealed{ display:block; }

  /* ---- PRICE ---- */
  .price-table{ margin-top:12px; }
  .price-row{
    display:flex;justify-content:space-between;align-items:baseline;
    padding:20px 0;border-top:1px solid var(--hairline);gap:20px;
  }
  .price-row:last-child{ border-bottom:1px solid var(--hairline); }
  .price-row .p-name{ font-size:15px;color:var(--text-primary); }
  .price-row .p-sub{ display:block;font-size:12px;color:var(--text-faint);margin-top:4px; }
  .price-row .p-value{
    font-family:'Fraunces',serif;font-style:italic;font-size:16px;color:var(--accent-blue);
    white-space:nowrap;text-align:right;
  }
  .price-note{ margin-top:28px;font-size:13px;color:var(--text-faint);line-height:1.9; }
  .schedule-block{ margin-top:26px; }
  .schedule-grid{
    display:grid;grid-template-columns:1fr 1fr;gap:14px;
  }
  .schedule-card{
    border:1px solid var(--hairline);
    padding:22px 18px;
    text-align:center;
  }
  .schedule-card .s-title{
    font-family:'Fraunces',serif;font-size:23px;color:var(--accent-blue);margin-bottom:6px;
  }
  .schedule-card .s-sub{
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.06em;color:var(--text-faint);
  }
  .schedule-footnote{
    margin-top:14px;font-size:12px;color:var(--text-faint);text-align:center;letter-spacing:0.01em;
  }
  .price-admission-note{
    margin-top:14px;font-size:13px;color:var(--text-muted);
    border-left:2px solid var(--accent-blue-dim);padding-left:16px;
  }

  /* ---- LOCATION ---- */
  .gear-hero{
    position:relative;
    padding:56px 0 44px;
  }
  .gear-statement{
    font-size:clamp(32px, 5vw, 52px);
    font-weight:400;
    margin-bottom:22px;
    max-width:560px;
  }
  .gear-sub{
    font-size:15px;color:var(--text-muted);max-width:480px;
    margin-bottom:8px;
  }
  .scenario-strip{
    display:flex;flex-wrap:wrap;gap:30px;
    margin-top:32px;
  }
  .scenario-item{
    display:flex;flex-direction:column;align-items:center;gap:10px;
    width:96px;
    text-align:center;
  }
  .scenario-item svg{
    width:32px;height:32px;
    color:var(--accent-blue);
    opacity:0.55;
  }
  .scenario-item span{
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.03em;
    color:var(--text-faint);
    line-height:1.5;
  }
  .loc-block{ margin-top:12px; }
  .loc-row{ padding:18px 0;border-top:1px solid var(--hairline); }
  .loc-row:last-child{ border-bottom:1px solid var(--hairline); }
  .loc-row .l-label{
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.16em;color:var(--text-faint);
    margin-bottom:8px;
  }
  .loc-row .l-value{ font-size:15px;color:var(--text-primary);line-height:1.8; }
  .map-embed{
    position:relative;width:100%;aspect-ratio:16/9;
    margin-top:14px;
    border:1px solid var(--hairline);
    background:var(--bg-void);
    filter:grayscale(0.15) contrast(1.05);
  }
  .map-embed iframe{
    position:absolute;top:0;left:0;width:100%;height:100%;border:0;
  }
  .map-link{
    display:inline-block;margin-top:10px;
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.12em;color:var(--accent-blue);
    border-bottom:1px solid var(--accent-blue-dim);
  }

  /* ---- HERO ---- */
  .hero{
    min-height:100vh;
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    text-align:center;
    padding:160px 24px 100px;
    position:relative;
    overflow:hidden;
  }
  .hero-bg-logo{
    position:absolute;
    top:50%;left:50%;
    width:min(1100px, 130vw);
    transform:translate(-50%,-50%);
    opacity:0.05;
    filter:grayscale(1);
    pointer-events:none;
    z-index:0;
  }
  .hero > *:not(.hero-bg-logo){ position:relative;z-index:1; }
  .hero-logo-main{
    width:min(440px, 78vw);
    margin-bottom:40px;
    filter:drop-shadow(0 0 34px rgba(46,142,255,0.16));
  }
  .hero .sub{
    font-size:14px;color:var(--text-faint);margin-bottom:56px;letter-spacing:0.04em;
  }
  .btn-primary{
    display:inline-block;
    font-family:'Jost',sans-serif;
    font-size:12px;letter-spacing:0.24em;font-weight:400;
    background:transparent;
    color:var(--text-primary);
    padding:18px 46px;
    border:1px solid var(--hairline);
    transition:border-color .35s, color .35s, background .35s;
  }
  .btn-primary:hover{ border-color:var(--accent-blue); color:var(--accent-blue); }

  .scroll-hint{
    position:absolute;bottom:44px;left:50%;transform:translateX(-50%);
    font-size:10px;letter-spacing:0.32em;color:var(--text-faint);
    font-family:'Jost',sans-serif;
    display:flex;flex-direction:column;align-items:center;gap:10px;
  }
  .scroll-hint::after{
    content:'';width:1px;height:30px;background:linear-gradient(var(--text-faint), transparent);
    animation:fall 2s infinite;
  }
  @keyframes fall{ 0%{opacity:0;} 30%{opacity:1;} 100%{opacity:0; transform:translateY(6px);} }

  /* ---- SECTION generic ---- */
  .section{ padding:160px 24px; }
  .section-inner{ max-width:1080px; margin:0 auto; }
  .eyebrow{
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.34em;font-weight:400;
    color:var(--accent-blue); margin-bottom:28px;
  }

  /* ---- MAGAZINE ---- */
  .magazine-promo{ text-align:center; }
  .magazine-title{
    font-family:'Manrope',sans-serif;font-weight:800;
    font-size:clamp(26px, 4.2vw, 38px);
    letter-spacing:-0.01em;line-height:1.2;
    margin:0 auto 20px;
  }
  .mag-standard{ color:var(--text-primary); }
  .mag-groove{ color:var(--accent-blue); }
  .magazine-tagline{
    color:var(--text-faint);font-size:13px;max-width:400px;
    margin:0 auto 48px;line-height:1.7;
  }
  .magazine-tagline .tagline-break{ display:none; }
  @media (min-width:640px){
    .magazine-tagline{ max-width:620px; }
    .magazine-tagline .tagline-break{ display:inline; }
  }
  .magazine-name{
    font-family:'Jost',sans-serif;font-size:13px;font-weight:500;letter-spacing:0.18em;
  }
  .mn-standard{ color:var(--text-primary); }
  .mn-groove{ color:var(--accent-blue); }
  .ecosystem-line{
    margin-top:22px;
    font-family:'Jost',sans-serif;font-size:10px;letter-spacing:0.1em;
    color:var(--text-faint);
  }

  /* ---- PHILOSOPHY ---- */
  .philosophy{ text-align:center; }
  .philosophy blockquote{
    font-family:'Fraunces',serif;font-style:italic;font-weight:400;
    font-size:clamp(22px, 3vw, 34px);
    line-height:1.65;
    color:var(--text-primary);
    max-width:760px;margin:0 auto 48px;
  }
  .philosophy blockquote .strike{
    color:var(--text-faint);
    text-decoration:line-through;
    text-decoration-color:var(--accent-blue-dim);
    font-style:normal;font-family:'Jost',sans-serif;font-weight:300;
  }
  .philosophy p.body{
    max-width:560px;margin:0 auto;color:var(--text-muted);font-size:15px;letter-spacing:0.01em;
  }

  /* ---- INSTRUCTOR ---- */
  .instructor{ background:var(--bg-surface); }
  .instructor-grid{
    display:grid;grid-template-columns:0.9fr 1.1fr;gap:80px;align-items:center;
  }
  .instructor-text h2{ font-size:clamp(24px,3vw,34px);font-weight:400; margin-bottom:30px;line-height:1.4; }
  .instructor-text p{ color:var(--text-muted); font-size:15px; margin-bottom:18px; max-width:420px; }
  .instructor-photos{
    display:grid;grid-template-columns:1fr 1fr;gap:2px;
  }
  .instructor-photos img{
    width:100%;height:100%;object-fit:cover;
    aspect-ratio:4/5;
    filter:grayscale(35%) contrast(1.02);
  }
  .instructor-photos .full{ grid-column:1/3; aspect-ratio:16/10; }

  .credit-chips{
    display:flex;flex-wrap:wrap;gap:10px 0;margin-top:28px;
  }
  .credit-chips span{
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.1em;
    color:var(--text-faint);
  }
  .credit-chips span:not(:last-child)::after{
    content:'·';margin:0 12px;color:var(--hairline);
  }

  /* ---- PRACTICE MATERIALS ---- */
  .practice{ background:var(--bg-surface); }
  .practice-grid{
    display:grid;grid-template-columns:0.85fr 1.15fr;gap:64px;align-items:center;
  }
  .practice-text h2{ font-size:clamp(24px,3vw,34px);font-weight:400;margin-bottom:26px;line-height:1.5; }
  .practice-text p{ color:var(--text-muted);font-size:15px;margin-bottom:16px;max-width:420px; }
  .practice-video-frame{
    position:relative;width:100%;aspect-ratio:16/9;
    background:#000;
    border:1px solid var(--hairline);
    overflow:hidden;
  }
  .practice-video-frame iframe{
    position:absolute;top:0;left:0;width:100%;height:100%;border:0;
  }
  .practice-caption{
    margin-top:16px;font-size:11px;color:var(--text-faint);
    font-family:'Jost',sans-serif;letter-spacing:0.1em;
  }

  /* ---- self-built apps showcase ---- */
  .apps-showcase{ text-align:center; }
  .apps-showcase .display{ margin:0 auto 14px; }
  .apps-sub{
    color:var(--text-muted);font-size:15px;max-width:440px;
    margin:0 auto 48px;line-height:1.7;
  }

  .app-showcase-list{
    display:flex;flex-direction:column;gap:90px;
    max-width:920px;margin:0 auto 56px;
    text-align:left;
  }
  .app-showcase-item{
    display:flex;align-items:center;gap:56px;
    flex-wrap:wrap;
  }
  .app-showcase-item.reverse{ flex-direction:row-reverse; }
  .app-showcase-text{ flex:1 1 280px;min-width:240px; }
  .app-showcase-eyebrow{
    font-family:'Jost',sans-serif;font-size:10px;letter-spacing:0.2em;
    color:var(--accent-blue);margin-bottom:14px;
  }
  .app-showcase-name{
    font-family:'Jost',sans-serif;font-weight:500;text-transform:uppercase;
    font-size:clamp(19px,2.2vw,23px);letter-spacing:0.08em;color:#fff;
    margin-bottom:16px;
  }
  .app-showcase-name-link{
    display:inline-block;text-decoration:none;transition:opacity .25s;
  }
  .app-showcase-name-link:hover{ opacity:0.75; }
  .link-arrow{
    display:inline-block;color:var(--accent-blue);opacity:0.55;
    transition:transform .25s ease, opacity .25s ease;
  }
  .app-showcase-name-link:hover .link-arrow{
    opacity:1;transform:translateX(4px);
  }
  .app-showcase-desc{
    color:var(--text-muted);font-size:15px;line-height:1.75;max-width:320px;
  }

  .app-showcase-visual{
    position:relative;flex:1 1 300px;min-width:260px;
    display:flex;align-items:center;justify-content:center;
    height:340px;text-decoration:none;cursor:pointer;
  }
  .device-blur-bg{
    position:absolute;inset:0;z-index:0;
    filter:blur(20px);opacity:0.65;
  }
  .blur-shape{
    position:absolute;
    border:2px solid rgba(46,142,255,0.5);
    background:rgba(46,142,255,0.07);
  }
  .blur-shape.phone{
    width:110px;height:220px;border-radius:26px;
    top:6%;left:2%;transform:rotate(-14deg);
  }
  .blur-shape.tablet{
    width:190px;height:240px;border-radius:16px;
    bottom:0;right:4%;transform:rotate(9deg);
  }
  .blur-shape.laptop{
    width:230px;height:150px;border-radius:8px;
    bottom:4%;left:18%;transform:rotate(-6deg);
  }

  .device-frame{
    position:relative;z-index:1;
    box-shadow:0 40px 70px rgba(0,0,0,0.55), 0 0 50px rgba(46,142,255,0.14);
    will-change:transform;
  }
  .device-frame.phone-frame{
    width:190px;aspect-ratio:9/19;
    border-radius:32px;overflow:hidden;
    background:#000;
  }
  .device-frame.phone-frame img{
    width:100%;height:100%;object-fit:cover;object-position:top;
    display:block;
  }
  .device-frame.phone-frame::before{
    content:'';position:absolute;inset:0;z-index:3;pointer-events:none;
    background:linear-gradient(115deg, rgba(255,255,255,0.10) 0%, rgba(255,255,255,0.02) 18%, transparent 32%);
  }
  .device-notch{
    position:absolute;top:0;left:50%;transform:translateX(-50%);
    width:34%;height:16px;background:#000;border-radius:0 0 12px 12px;z-index:2;
  }

  .store-badges-note{
    font-size:13px;color:var(--text-muted);margin-top:8px;letter-spacing:0.01em;
    max-width:420px;margin-left:auto;margin-right:auto;line-height:1.7;
  }
  .store-badges-row{ display:flex;gap:14px;justify-content:center;margin-top:18px;flex-wrap:wrap; }
  .store-badge{
    display:flex;align-items:center;gap:10px;
    border:1px solid var(--hairline);padding:10px 20px;
    text-decoration:none;color:var(--text-muted);
    transition:border-color .3s, color .3s;
  }
  .store-badge:hover{ border-color:var(--accent-blue);color:var(--accent-blue); }
  .store-badge svg{ width:19px;height:19px;flex-shrink:0; }
  .store-badge-text{ display:flex;flex-direction:column;text-align:left;line-height:1.35; }
  .store-badge-text span{ font-size:8px;letter-spacing:0.04em;opacity:0.7; }
  .store-badge-text strong{ font-size:12.5px;font-weight:500;font-family:'Jost',sans-serif; }

  .proof{ background:var(--bg-void); }
  .proof-grid{
    display:grid;grid-template-columns:1.3fr 1fr;gap:40px;margin-top:56px;align-items:start;
  }
  .proof-shot{
    background:#fff;
    overflow:hidden;
    border:1px solid var(--hairline);
  }
  .proof-shot img{ width:100%;display:block;filter:saturate(0.85); }
  .proof-caption{
    margin-top:16px;font-size:11px;color:var(--text-faint);
    font-family:'Jost',sans-serif;letter-spacing:0.14em;
  }

  /* ---- review screenshots grid ---- */
  .review-carousel-wrap{ position:relative;margin-top:64px; }
  .review-carousel{
    display:flex;gap:14px;
    overflow-x:auto;
    scroll-snap-type:x mandatory;
    scroll-behavior:smooth;
    padding-bottom:6px;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .review-carousel::-webkit-scrollbar{ display:none; }
  .shot-card{
    flex:0 0 auto;
    width:calc(25% - 11px);
    background:var(--bg-surface);overflow:hidden;
    border:1px solid var(--hairline);
    aspect-ratio:3/4;
    cursor:pointer;
    position:relative;
    scroll-snap-align:start;
    padding:8px;
  }
  .shot-card img{
    width:100%;height:100%;object-fit:cover;object-position:left top;display:block;
    filter:saturate(0.85) brightness(0.94);
    border:1px solid rgba(0,0,0,0.25);
    transition:transform .5s ease;
  }
  .shot-card:hover img{ transform:scale(1.04); }
  .carousel-arrow{
    position:absolute;top:50%;transform:translateY(-50%);
    width:42px;height:42px;border-radius:50%;
    background:rgba(11,11,10,0.75);
    border:1px solid var(--hairline);
    color:var(--text-primary);
    display:flex;align-items:center;justify-content:center;
    cursor:pointer;z-index:3;
    transition:border-color .25s,color .25s;
    font-family:'Jost',sans-serif;font-size:16px;
  }
  .carousel-arrow:hover{ border-color:var(--accent-blue);color:var(--accent-blue); }
  .carousel-arrow.prev{ left:-14px; }
  .carousel-arrow.next{ right:-14px; }

  /* ---- lightbox ---- */
  .lightbox{
    position:fixed;inset:0;z-index:1000;
    background:rgba(6,6,6,0.94);
    display:none;
    align-items:center;justify-content:center;
    padding:40px 24px;
  }
  .lightbox.open{ display:flex; }
  .lightbox-inner{
    max-width:640px;width:100%;
    display:flex;flex-direction:column;align-items:center;gap:20px;
  }
  .lightbox-frame{
    background:#fff;
    max-height:78vh;
    overflow:auto;
    border:1px solid var(--hairline);
  }
  .lightbox-frame img{ width:100%;display:block; }
  .lightbox-controls{
    display:flex;align-items:center;justify-content:space-between;
    width:100%;
  }
  .lightbox-btn{
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.2em;
    color:var(--text-muted);
    border:1px solid var(--hairline);
    padding:12px 22px;
    background:transparent;
    cursor:pointer;
    transition:border-color .25s, color .25s;
  }
  .lightbox-btn:hover{ border-color:var(--accent-blue); color:var(--accent-blue); }
  .lightbox-count{
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.14em;color:var(--text-faint);
  }
  .lightbox-close{
    position:absolute;top:28px;right:32px;
    font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.2em;
    color:var(--text-muted);background:none;border:none;cursor:pointer;
  }
  .lightbox-close:hover{ color:var(--accent-blue); }

  /* ---- CURRICULUM : unified progression timeline ---- */
  .timeline{
    position:relative;
    margin-top:72px;
    padding-left:0;
  }
  .t-stage{
    position:relative;
    padding:34px 0;
    border-top:1px solid var(--hairline);
    display:grid;grid-template-columns:110px 1fr;gap:32px;align-items:baseline;
  }
  .t-stage:last-child{ border-bottom:1px solid var(--hairline); }
  .t-stage .stage-n{
    font-family:'Fraunces',serif;font-style:italic;font-size:16px;
    color:var(--accent-blue);
  }
  .t-stage h3{ font-size:18px;margin-bottom:8px;font-weight:400;letter-spacing:0.03em; }
  .t-stage p{ color:var(--text-muted);font-size:14px;max-width:560px; }
  .timeline-note{
    margin-top:40px;padding:26px 0 0;
    font-size:13px;color:var(--text-faint);line-height:1.9;
    max-width:600px;
  }

  /* ---- TRIAL LESSON ---- */
  .trial{ background:var(--bg-surface); }
  .trial-fullscreen{
    min-height:100vh;
    display:flex;align-items:center;justify-content:center;
    padding-top:120px;
  }
  .page-scroll-hint{
    position:absolute;bottom:36px;left:50%;transform:translateX(-50%);
    font-size:10px;letter-spacing:0.32em;color:var(--text-faint);
    font-family:'Jost',sans-serif;
    display:flex;flex-direction:column;align-items:center;gap:10px;
  }
  .page-scroll-hint::after{
    content:'';width:1px;height:30px;background:linear-gradient(var(--text-faint), transparent);
    animation:fall 2s infinite;
  }
  .trial-card{
    max-width:560px;margin:0 auto;text-align:center;
    border:1px solid var(--hairline);
    padding:80px 44px;
  }
  .trial-price{
    font-family:'Fraunces',serif;font-size:clamp(38px,5.6vw,52px);font-weight:400;
    color:var(--text-primary);
    margin-bottom:10px;
    letter-spacing:0.02em;
  }
  .trial-price .unit{ font-size:0.38em;color:var(--text-muted);font-weight:300;margin-left:8px; }
  .trial-note{ font-size:11px;letter-spacing:0.14em;color:var(--text-faint);margin-bottom:32px; }
  .trial-sub{ font-family:'Fraunces',serif;font-style:italic;font-size:18px;margin-bottom:34px;color:var(--text-primary); }
  .trial-desc{ color:var(--text-muted);font-size:14px;line-height:2;margin-bottom:40px; }
  .scarcity-note{
    margin-top:26px;font-size:12px;color:var(--text-faint);letter-spacing:0.02em;
  }

  /* ---- credit ticker ---- */
  .ticker-wrap{
    background:var(--bg-void);
    padding:22px 0;
    overflow:hidden;
    width:100%;
  }
  .ticker-track{
    display:flex;gap:0;width:max-content;
    animation:tickerScroll 34s linear infinite;
    font-family:'Jost',sans-serif;font-size:12px;letter-spacing:0.18em;
    color:var(--text-faint);white-space:nowrap;
  }
  .ticker-track span{ padding:0 4px; }
  .ticker-track span.dot{ color:var(--accent-blue-dim);padding:0 18px; }
  @keyframes tickerScroll{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }
  @media (prefers-reduced-motion: reduce){ .ticker-track{ animation:none; } }

  /* ---- stat bar ---- */
  .stat-bar{
    display:flex;justify-content:center;gap:0;
    margin-top:72px;padding-top:48px;
    border-top:1px solid var(--hairline);
  }
  .stat{ flex:1;text-align:center;max-width:220px; }
  .stat-num{
    font-family:'Fraunces',serif;font-weight:400;
    font-size:clamp(30px,4vw,42px);
    color:var(--accent-blue);
  }
  .stat-label{
    margin-top:10px;font-family:'Jost',sans-serif;font-size:11px;
    letter-spacing:0.14em;color:var(--text-faint);
  }

  /* ---- TESTIMONIALS ---- */
  .testimonials{ background:var(--bg-void); }
  .t-grid{
    display:grid;grid-template-columns:1fr 1fr;gap:1px;margin-top:32px;
    background:var(--hairline);
  }
  .t-card{
    background:var(--bg-void);
    padding:36px 34px;
  }
  .t-card p{ font-size:14px;color:var(--text-primary);line-height:1.9;margin-bottom:20px;font-weight:300; }
  .t-card .who{ font-family:'Jost',sans-serif;font-size:11px;letter-spacing:0.14em;color:var(--text-faint); }

  /* ---- CONTACT / FOOTER ---- */
  .contact{ text-align:center;padding-bottom:100px; }
  .contact h2{ font-size:clamp(24px,3.4vw,36px);font-weight:400;margin-bottom:20px; }
  .contact p{ color:var(--text-muted);margin-bottom:44px;font-size:15px; }
  .contact-buttons{ display:flex;gap:20px;justify-content:center;flex-wrap:wrap; }
  .btn-primary, .btn-ghost{ display:inline-flex;align-items:center;gap:10px; }
  .btn-primary svg, .btn-ghost svg{ width:16px;height:16px;flex-shrink:0; }
  .btn-ghost{
    font-family:'Jost',sans-serif;font-size:12px;letter-spacing:0.22em;font-weight:400;
    border:1px solid var(--hairline);padding:17px 34px;
    transition:border-color .3s, color .3s;
  }
  .btn-ghost:hover{ border-color:var(--accent-blue); color:var(--accent-blue); }
  footer{
    text-align:center;padding:44px 24px;color:var(--text-faint);font-size:11px;
    letter-spacing:0.14em;
    border-top:1px solid var(--hairline);
  }

  /* ---- scroll reveal ---- */
  .reveal{ opacity:0; transform:translateY(20px); transition:opacity .9s ease, transform .9s ease; }
  .reveal.in{ opacity:1; transform:translateY(0); }

  @media (max-width:820px){
    .instructor-grid{ grid-template-columns:1fr; gap:44px; }
    .practice-grid{ grid-template-columns:1fr; gap:36px; }
    .t-grid{ grid-template-columns:1fr; }
    .shot-card{ width:calc(60% - 7px); }
    .carousel-arrow{ width:34px;height:34px;font-size:14px; }
    .carousel-arrow.prev{ left:2px; }
    .carousel-arrow.next{ right:2px; }
    .proof-grid{ grid-template-columns:1fr; }
    .t-stage{ grid-template-columns:1fr; gap:8px; }
    nav{ padding:18px 18px; }
    nav.scrolled{ padding:14px 18px; }
    nav .brand span{ font-size:10px;letter-spacing:0.16em; }
    nav .cta{ font-size:9px;letter-spacing:0.12em;padding-bottom:2px;white-space:nowrap; }
    .nav-right{ gap:14px; }
    .section{ padding:100px 20px; }
    .stat-bar{ gap:20px; }
    .stat-num{ font-size:26px; }
    .stat-label{ font-size:9px;letter-spacing:0.08em; }
    .ticker-track{ font-size:11px; }
    .price-row{ flex-direction:column;align-items:flex-start;gap:8px; }
    .price-row .p-value{ text-align:left; }
    .gate-row{ flex-direction:column;align-items:stretch; }
    .gate-row input{ min-width:0; }
    .gear-hero{ padding:44px 0 36px; }
    .scenario-strip{ gap:22px; }
    .scenario-item{ width:78px; }
    .scenario-item svg{ width:28px;height:28px; }
    .scenario-item span{ font-size:10px; }
  }

  :focus-visible{ outline:1px solid var(--accent-blue); outline-offset:4px; }
  @media (prefers-reduced-motion: reduce){
    *{ animation:none !important; transition:none !important; }
    .reveal{ opacity:1 !important; transform:none !important; }
  }

  @media (max-width:400px){
    nav .brand span{ display:block;font-size:8.5px;letter-spacing:0.09em; }
    nav .cta{ display:none; }
    .hero .btn-primary{ font-size:10.5px;letter-spacing:0.1em;padding:14px 20px;gap:7px; }
    .hero .btn-primary svg{ width:14px;height:14px;flex-shrink:0; }
  }