/* ============ DoonungHub · Cinema Design System ============ */
:root{
  --bg:#0b0708;
  --bg2:#120c0d;
  --surface:#171011;
  --surface2:#1f1517;
  --line:rgba(255,228,220,.10);
  --line2:rgba(255,228,220,.18);
  --text:#f6ece8;
  --muted:#b1a09a;
  --faint:#7d6f6a;
  --red:#e5384d;
  --red-deep:#b8101f;
  --gold:#e8b24c;
  --gold-soft:#f2d28a;
  --ok:#46e0a0;
  --warn:#f2b03c;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Bai Jamjuree",system-ui,sans-serif;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px;}
.mono{font-family:ui-monospace,"Space Mono",monospace;}

/* ---- HEADER ---- */
header{position:sticky;top:0;z-index:50;background:rgba(11,7,8,.72);backdrop-filter:blur(16px) saturate(140%);border-bottom:1px solid var(--line);}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;}
.brand{display:flex;align-items:center;gap:14px;transition:opacity .2s;}
.brand:hover{opacity:.95;}
.brand-mark{
  width:42px;
  height:42px;
  border-radius:14px;
  position:relative;
  overflow:hidden;
  background:linear-gradient(135deg,#360c11 0%,#170507 50%,#0a0102 100%);
  border:1px solid rgba(229,56,77,.45);
  box-shadow:
    inset 0 1px 1px rgba(255,255,255,.15),
    0 4px 14px rgba(0,0,0,.65),
    0 0 14px rgba(229,56,77,.25);
  display:grid;
  place-items:center;
  transition:box-shadow .4s cubic-bezier(0.16,1,0.3,1),border-color .4s cubic-bezier(0.16,1,0.3,1),transform .4s cubic-bezier(0.16,1,0.3,1);
}
.brand-mark::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(120% 75% at 50% -10%,rgba(255,210,105,.3),transparent 55%);
}
.brand-mark::after{
  content:"D";
  position:relative;
  font-family:"Anton",sans-serif;
  font-weight:400;
  font-size:1.6rem;
  line-height:1;
  background:linear-gradient(135deg,#ffe596 0%,#ff8838 50%,#ff3b4e 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  filter:drop-shadow(0 2px 4px rgba(0,0,0,.6)) drop-shadow(0 0 8px rgba(255,136,56,.3));
  transition:filter .4s ease;
}
.brand-mark .shine{
  position:absolute;
  top:0;
  left:-130%;
  width:55%;
  height:100%;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.6) 50%,transparent);
  transform:skewX(-18deg);
  pointer-events:none;
}
.brand:hover .brand-mark{
  border-color:rgba(255,136,56,.85);
  transform:translateY(-2px) scale(1.05);
  box-shadow:
    inset 0 1px 1px rgba(255,255,255,.25),
    0 8px 24px rgba(0,0,0,.75),
    0 0 24px rgba(229,56,77,.6);
}
.brand:hover .brand-mark::after{
  filter:drop-shadow(0 2px 4px rgba(0,0,0,.7)) drop-shadow(0 0 12px rgba(255,136,56,.6));
}
.brand:hover .brand-mark .shine{animation:logoShine .9s cubic-bezier(0.16,1,0.3,1);}
@keyframes logoShine{from{left:-130%;}to{left:130%;}}
.brand-txt b{
  display:block;
  font-weight:800;
  letter-spacing:.14em;
  font-size:1.06rem;
  background:linear-gradient(90deg,#ffffff 0%,#fdf4ef 60%,#ffe3a8 100%);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
}
.brand-txt span{
  display:block;
  font-size:.56rem;
  letter-spacing:.38em;
  color:#e5384d;
  font-weight:700;
  margin-top:2px;
}
.menu{display:flex;align-items:center;gap:30px;}
.menu nav{display:flex;gap:26px;}
.menu a{font-size:.92rem;color:var(--muted);font-weight:500;transition:color .2s;position:relative;}
.menu a:hover{color:var(--text);}
.menu a.active{color:var(--text);}
.menu a.active::after{content:"";position:absolute;left:0;right:0;bottom:-26px;height:2px;background:var(--red);}
.nav-cta{padding:9px 18px;border-radius:999px;font-size:.86rem;font-weight:600;background:linear-gradient(180deg,var(--red),var(--red-deep));color:#fff;box-shadow:0 4px 16px rgba(229,56,77,.4);transition:transform .2s;}
.nav-cta:hover{transform:translateY(-1px);}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;}
.burger span{width:22px;height:2px;background:var(--text);border-radius:2px;}

/* ---- BUTTONS ---- */
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 26px;border-radius:13px;font-size:.98rem;font-weight:600;font-family:inherit;cursor:pointer;border:0;transition:transform .2s,box-shadow .2s,background .2s;}
.btn-red{background:linear-gradient(180deg,var(--red),var(--red-deep));color:#fff;box-shadow:0 10px 30px rgba(229,56,77,.4);}
.btn-red:hover{transform:translateY(-2px);box-shadow:0 14px 38px rgba(229,56,77,.5);}
.btn-ghost{background:rgba(255,255,255,.05);color:var(--text);border:1px solid var(--line2);}
.btn-ghost:hover{background:rgba(255,255,255,.1);transform:translateY(-2px);}

/* ---- SECTION SHELL ---- */
section.block{padding:56px 0;}
.kicker{font-size:.72rem;letter-spacing:.26em;text-transform:uppercase;color:var(--red);font-weight:600;margin-bottom:10px;}
.sec-head h2{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:700;margin:0;letter-spacing:-.01em;}
.sec-head p{margin:6px 0 0;color:var(--muted);font-size:.96rem;font-weight:300;}
.sec-head{margin-bottom:30px;}

/* ---- FOOTER ---- */
footer{border-top:1px solid var(--line);padding:50px 0 40px;margin-top:20px;}
.foot-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:30px;}
.foot-grid nav{display:flex;gap:22px;flex-wrap:wrap;}
.foot-grid a{color:var(--muted);font-size:.9rem;}
.foot-grid a:hover{color:var(--text);}
.foot-note{color:var(--faint);font-size:.8rem;margin-top:28px;}

@media(max-width:880px){
  .menu{
    position:fixed;
    top:72px;
    left:0;
    width:100%;
    height:calc(100vh - 72px);
    background:rgba(11,7,8,.96);
    backdrop-filter:blur(20px) saturate(160%);
    -webkit-backdrop-filter:blur(20px) saturate(160%);
    border-top:1px solid var(--line);
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:32px;
    z-index:99;
    transform:translateY(-100%);
    opacity:0;
    pointer-events:none;
    transition:transform .4s cubic-bezier(0.16,1,0.3,1),opacity .35s ease;
  }
  .menu.active{
    transform:translateY(0);
    opacity:1;
    pointer-events:auto;
  }
  .menu nav{
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:24px;
  }
  .menu nav a{
    font-size:1.3rem;
    font-weight:600;
    letter-spacing:.02em;
    opacity:0;
    transform:translateY(10px);
    transition:transform .4s cubic-bezier(0.16,1,0.3,1),opacity .4s ease;
  }
  .menu.active nav a{
    opacity:1;
    transform:translateY(0);
  }
  .menu.active nav a:nth-child(1){transition-delay:.05s}
  .menu.active nav a:nth-child(2){transition-delay:.10s}
  .menu.active nav a:nth-child(3){transition-delay:.15s}
  .menu.active nav a:nth-child(4){transition-delay:.20s}
  .menu.active nav a:nth-child(5){transition-delay:.25s}
  .menu.active nav a:nth-child(6){transition-delay:.30s}
  .menu.active nav a:nth-child(7){transition-delay:.35s}

  .burger{display:flex;}
  .burger span{
    transition:transform .3s ease,opacity .2s ease;
  }
  .burger.active span:nth-child(1){
    transform:translateY(7px) rotate(45deg);
  }
  .burger.active span:nth-child(2){
    opacity:0;
  }
  .burger.active span:nth-child(3){
    transform:translateY(-7px) rotate(-45deg);
  }

  .nav-cta{display:none;}
}