/* ============================================================
   AV BOOST — the agency as a flagship product launch.
   Five services are five planes; stacked in perspective they
   converge at one point: the client's local presence.
   A split-flap departures board flips through the trades in the
   hero headline; a 15-minute intro call is the one conversion goal.
   ============================================================ */
:root{
  color-scheme:dark;
  /* ===== DARK (default) — midnight navy ===== */
  --void:#0B1428;        /* page */
  --space:#0F1C36;       /* lifted panel */
  --plane:#132040;       /* surface */
  --plane-hi:#1A2A50;    /* surface-2 */
  --plane-3:#1E3060;     /* surface-3 */
  --ink:#EEF3FF;
  --body:#C4D2EE;
  --dim:#94A8CC;
  --accent:#4A8FFF;
  --accent-rgb:74,143,255;
  --accent-soft:#5E9FFF;
  --accent-text:#4A8FFF;                 /* accent used as small text (>=4.5:1 both modes) */
  --gold:#F5B829;
  --gold-rgb:245,184,41;
  --green:#22C55E;
  --tint-rgb:132,158,224;               /* glass lines + grid on navy */
  --line:rgba(var(--tint-rgb),.16);
  --line-2:rgba(var(--tint-rgb),.32);
  --glass-a:rgba(28,44,84,.92);         /* 3D plane fill — top */
  --glass-b:rgba(15,26,52,.94);         /* 3D plane fill — bottom */
  --glass-inset:rgba(9,16,34,.42);      /* inset boxes on planes */
  --inset-rgb:9,16,34;                  /* translucent insets/chrome */
  --deep-rgb:2,8,22;                    /* deep shadow tint */
  --sh-plane:0 30px 50px -28px rgba(2,8,22,.9);
  --sh-card:0 40px 80px -40px rgba(2,8,22,.95);
  --sh-shelf:24px 30px 60px -30px rgba(2,8,22,.95);
  --btn-fill-bg:#4A8FFF;
  --btn-fill-hover:#64A6FF;
  --on-accent:#08152F;                  /* text on accent fills (deep navy) */
  --grad-word:linear-gradient(135deg,#7BB8FF 0%,#38D9F5 100%);
  --grad-mark:linear-gradient(135deg,#7BB8FF 0%,#38D9F5 100%);
  --apex-grad:linear-gradient(135deg,#FFDC7A 0%,#F5B829 52%,#DF9A0E 100%);  /* GOLD gem */
  --card-grad:linear-gradient(160deg,#152449 0%,#0E1930 100%);
  --flap-a:#20304F;      /* split-flap tile — upper */
  --flap-b:#131F38;      /* split-flap tile — lower */
  /* accent aliases so var(--flare)/(--haze) map onto the accent system */
  --flare:var(--accent);
  --flare-soft:var(--accent-soft);
  --haze:var(--accent);
  --ease:cubic-bezier(.19,1,.22,1);
  --mono:'IBM Plex Mono',ui-monospace,'SF Mono',monospace;
  --sans:'Archivo',system-ui,-apple-system,sans-serif;
  --wordmark:'Sora','Archivo',system-ui,sans-serif;
  --r:20px;
  --r-sm:14px;
  --pad:clamp(20px,4vw,44px);
}
/* ===== LIGHT — daylight ===== */
[data-theme="light"]{
  color-scheme:light;
  --void:#F4F8FF; --space:#FFFFFF; --plane:#FFFFFF; --plane-hi:#F0F5FF; --plane-3:#E8F0FE;
  --ink:#0A1A3C; --body:#3B4C6C; --dim:#4A5878;
  --accent:#2E7DFF; --accent-rgb:46,125,255; --accent-soft:#1A6BEE; --accent-text:#1559C9;
  --tint-rgb:96,124,178;
  --line:#D3DDED; --line-2:#B9CAE4;
  --glass-a:rgba(255,255,255,.94); --glass-b:rgba(236,243,255,.92);
  --glass-inset:rgba(240,245,255,.72);
  --inset-rgb:225,235,250; --deep-rgb:10,26,60;
  --sh-plane:0 24px 44px -26px rgba(10,26,60,.22);
  --sh-card:0 30px 64px -34px rgba(10,26,60,.18);
  --sh-shelf:20px 26px 50px -28px rgba(10,26,60,.20);
  --btn-fill-bg:#1A6BEE; --btn-fill-hover:#1557C0; --on-accent:#FFFFFF;
  --grad-word:linear-gradient(135deg,#0A1A3C 0%,#2E7DFF 100%);
  --grad-mark:linear-gradient(135deg,#0A1A3C 0%,#2E7DFF 100%);
  --card-grad:linear-gradient(160deg,#FFFFFF 0%,#F2F6FF 100%);
  --flap-a:#25396B; --flap-b:#16264C;   /* board stays dark-tiled even in light */
}
@media (prefers-color-scheme:light){
  :root:not([data-theme]){
    color-scheme:light;
    --void:#F4F8FF; --space:#FFFFFF; --plane:#FFFFFF; --plane-hi:#F0F5FF; --plane-3:#E8F0FE;
    --ink:#0A1A3C; --body:#3B4C6C; --dim:#4A5878;
    --accent:#2E7DFF; --accent-rgb:46,125,255; --accent-soft:#1A6BEE; --accent-text:#1559C9;
    --tint-rgb:96,124,178;
    --line:#D3DDED; --line-2:#B9CAE4;
    --glass-a:rgba(255,255,255,.94); --glass-b:rgba(236,243,255,.92);
    --glass-inset:rgba(240,245,255,.72);
  --inset-rgb:225,235,250; --deep-rgb:10,26,60;
    --sh-plane:0 24px 44px -26px rgba(10,26,60,.22);
    --sh-card:0 30px 64px -34px rgba(10,26,60,.18);
    --sh-shelf:20px 26px 50px -28px rgba(10,26,60,.20);
    --btn-fill-bg:#1A6BEE; --btn-fill-hover:#1557C0; --on-accent:#FFFFFF;
    --grad-word:linear-gradient(135deg,#0A1A3C 0%,#2E7DFF 100%);
    --grad-mark:linear-gradient(135deg,#0A1A3C 0%,#2E7DFF 100%);
    --card-grad:linear-gradient(160deg,#FFFFFF 0%,#F2F6FF 100%);
    --flap-a:#25396B; --flap-b:#16264C;
  }
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
html,body{overflow-x:clip}
body{
  background:var(--void);
  color:var(--body);
  font-family:var(--sans);
  font-size:1.0625rem;
  line-height:1.7;
  font-weight:430;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:var(--flare);color:var(--on-accent)}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration:none}
p a,li a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--flare)}
nav a,.nav-links a,.f-col a,.shot{text-decoration:none}
button{font:inherit;background:none;border:0;color:inherit;cursor:pointer}
:where(a,button,summary,input):focus-visible{
  outline:2px solid var(--flare-soft);
  outline-offset:3px;
  border-radius:6px;
}
.skip{
  position:fixed;left:16px;top:-60px;z-index:200;
  background:var(--flare);color:var(--on-accent);font-weight:700;
  padding:12px 18px;border-radius:10px;transition:top .2s var(--ease);
}
.skip:focus-visible{top:14px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}

/* ---------- type system ---------- */
.mono{font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;font-weight:500}
.kicker{display:flex;align-items:center;gap:14px;color:var(--dim)}
.kicker .idx{color:var(--accent-text)}
.kicker::after{content:"";flex:0 1 84px;height:1px;background:var(--line-2)}
h1,h2,h3{color:var(--ink);font-weight:760;letter-spacing:-.02em}
.display{
  font-stretch:125%;font-weight:820;line-height:.98;letter-spacing:-.025em;
  font-size:clamp(2.75rem,7vw,6.1rem);
}
h2{font-stretch:115%;font-size:clamp(1.9rem,4.2vw,3.15rem);line-height:1.04;margin:18px 0 16px}
h3{font-stretch:110%;font-size:1.22rem;font-weight:700;color:var(--ink)}
.lead{font-size:clamp(1.05rem,1.6vw,1.2rem);max-width:56ch}
.grad-word{
  background:var(--grad-word);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
@supports not (background-clip:text){.grad-word{color:var(--flare);-webkit-text-fill-color:currentColor}}

/* ---------- layout primitives ---------- */
.wrap{width:min(1200px,calc(100% - 2*var(--pad)));margin-inline:auto}
section{position:relative;padding:clamp(84px,10.5vw,148px) 0}
.sec-head{max-width:720px;margin-bottom:clamp(34px,5vw,58px)}
.sec-head p{max-width:58ch}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:52px;padding:14px 26px;border-radius:999px;
  font-weight:700;font-size:1rem;letter-spacing:.01em;line-height:1.2;
  cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background-color .25s var(--ease),border-color .25s var(--ease);
  will-change:transform;
}
.btn svg{flex:0 0 auto}
.btn-fill{
  background:var(--btn-fill-bg);color:var(--on-accent);
  box-shadow:0 10px 34px -10px rgba(var(--accent-rgb),.55);
}
.btn-fill:hover{transform:translateY(-2px);background:var(--btn-fill-hover);box-shadow:0 16px 44px -10px rgba(var(--accent-rgb),.65)}
.btn-ghost{
  border:1px solid var(--line-2);color:var(--ink);background:rgba(var(--tint-rgb),.05);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--flare);background:rgba(var(--accent-rgb),.08)}

/* ---------- reveal motion ---------- */
html.js .reveal{opacity:0;transform:translateY(26px)}
html.js .reveal.in{opacity:1;transform:none;transition:opacity .6s var(--ease),transform .6s var(--ease);transition-delay:var(--d,0ms)}

/* ---------- header ---------- */
header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  background:rgba(var(--inset-rgb),.66);
  -webkit-backdrop-filter:blur(12px) saturate(1.3);backdrop-filter:blur(12px) saturate(1.3);
  border-bottom:1px solid transparent;
  transition:border-color .3s var(--ease);
}
header.scrolled{border-bottom-color:var(--line)}
.nav{display:flex;align-items:center;gap:26px;height:68px}
.brand{display:inline-flex;align-items:center;gap:9px;min-height:44px}
/* real AV Boost mark — black AV + blue arrow; render white on dark, full-colour on light */
.brand .mark{height:28px;width:auto;flex:0 0 auto;filter:brightness(0) invert(1)}
[data-theme="light"] .brand .mark{filter:none}
@media(prefers-color-scheme:light){:root:not([data-theme]) .brand .mark{filter:none}}
/* ---------- wordmark (design-gallery treatment: lowercase avboost.AGENCY) ---------- */
.wm{display:inline-flex;align-items:center;gap:4px;line-height:1}
.wm-main{
  font-family:var(--wordmark);font-weight:800;font-size:1.4rem;letter-spacing:-.04em;line-height:1;
  background:var(--grad-mark);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
@supports not (background-clip:text){.wm-main{color:var(--accent);-webkit-text-fill-color:currentColor}}
.wm-dot{font-family:var(--wordmark);font-weight:600;font-size:.95rem;line-height:1;color:var(--dim)}
.wm-sub{font-family:var(--wordmark);font-weight:600;font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
/* ---------- theme toggle ---------- */
.theme-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;color:var(--body);
  border:1px solid var(--line);background:transparent;
  transition:color .2s,border-color .2s,background-color .2s,transform .3s var(--ease);
}
.theme-btn:hover{color:var(--ink);border-color:var(--line-2);background:rgba(var(--tint-rgb),.08)}
.theme-btn svg{transition:transform .45s var(--ease)}
.theme-btn:hover svg{transform:rotate(-24deg)}
.theme-row{width:100%;height:auto;justify-content:flex-start;gap:12px;min-height:50px;padding:12px 8px;border:0;border-radius:10px;font-size:1.15rem;font-weight:650;color:var(--ink)}
.theme-row:hover{background:rgba(var(--tint-rgb),.08);border-color:transparent}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;list-style:none}
.nav-links a{
  display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:10px 14px;
  color:var(--body);font-size:.94rem;font-weight:560;border-radius:10px;
  transition:color .2s,background-color .2s;
}
.nav-links a:hover{color:var(--ink);background:rgba(var(--tint-rgb),.08)}
.nav-links a.gal{color:var(--ink)}
.nav-links a.gal svg{color:var(--flare)}
.nav-cta{margin-left:8px;min-height:44px;padding:10px 20px;font-size:.94rem}
.nav-links a.nav-cta,#m-menu a.btn{color:var(--on-accent)}
.menu-btn{
  display:none;margin-left:auto;width:48px;height:48px;border-radius:12px;
  align-items:center;justify-content:center;color:var(--ink);
  border:1px solid var(--line);
}
.menu-btn:hover{border-color:var(--line-2)}
#m-menu{
  display:none;position:fixed;inset:68px 0 auto 0;z-index:99;
  background:var(--void);border-bottom:1px solid var(--line);
  box-shadow:0 40px 70px -30px rgba(var(--deep-rgb),.9);
  padding:10px var(--pad) 26px;
}
#m-menu ul{list-style:none;display:grid;gap:2px}
#m-menu a{display:flex;align-items:center;gap:10px;min-height:50px;padding:12px 8px;font-size:1.15rem;font-weight:650;color:var(--ink);border-radius:10px}
#m-menu a:hover{background:rgba(var(--tint-rgb),.08)}
#m-menu .btn{margin-top:14px;width:100%}
html.menu-open #m-menu{display:block}
html.menu-open body{overflow:hidden}

/* ---------- hero ---------- */
.hero{padding:0;min-height:100svh;display:flex;align-items:center;overflow:clip}
.hero .wrap{
  display:grid;grid-template-columns:1.04fr .96fr;
  grid-template-areas:"head head" "copy stage";
  gap:clamp(20px,2.8vw,42px) clamp(28px,4vw,64px);
  align-items:center;padding-top:clamp(100px,12.5vh,138px);padding-bottom:clamp(48px,7vh,84px);
}
.hero-head{grid-area:head;position:relative;z-index:2;text-align:center}
.hero-head .kicker{margin-bottom:clamp(14px,1.8vw,22px);justify-content:center}
.hero-head .kicker::after{display:none}
.hero-copy{grid-area:copy}
.stage-wrap{grid-area:stage}
.sky{position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(58% 42% at 82% 68%, rgba(var(--accent-rgb),.16), transparent 62%),
    radial-gradient(46% 38% at 12% 8%, rgba(var(--accent-rgb),.14), transparent 64%),
    radial-gradient(70% 58% at 50% 118%, rgba(var(--accent-rgb),.10), transparent 70%);
}
.floor{
  position:absolute;left:-24%;right:-24%;bottom:-36%;height:74%;
  transform:perspective(880px) rotateX(63deg);transform-origin:50% 0;
  background:
    repeating-linear-gradient(90deg,rgba(var(--tint-rgb),.13) 0 1px,transparent 1px 88px),
    repeating-linear-gradient(0deg,rgba(var(--tint-rgb),.11) 0 1px,transparent 1px 88px);
  -webkit-mask-image:linear-gradient(to bottom,transparent 2%,#000 46%,#000 78%,transparent);
  mask-image:linear-gradient(to bottom,transparent 2%,#000 46%,#000 78%,transparent);
  pointer-events:none;
}
.hero-copy{position:relative;z-index:2}
.hero-copy .kicker{margin-bottom:26px}
.hero-copy .lead{margin:26px 0 34px;max-width:47ch}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.facts{display:flex;flex-wrap:wrap;gap:8px 0;margin-top:40px;color:var(--dim);align-items:center}
.facts b{color:var(--ink);font-weight:500}
.facts .sep{color:var(--gold);margin:0 12px}

/* ---------- hero headline + split-flap departures board (signature) ---------- */
.hero-h1{margin:0;
  --cell:min(52px,calc((100vw - var(--pad)*2 - 14px)/14.2));   /* uniform tile size; boards size to word */
  display:flex;flex-direction:column;align-items:center;gap:clamp(4px,.7vw,11px)}
.h1-line.word{        /* static connectors — uppercase, sized to match the flip-tile letters */
  display:block;font-family:var(--sans);font-stretch:118%;font-weight:800;
  line-height:1;letter-spacing:-.01em;color:var(--ink);text-transform:uppercase;
  font-size:calc(var(--cell)*.84);
}
.board{
  --ch:calc(var(--cell)*1.3);--tr:max(3px,calc(var(--cell)*.055));
  display:flex;justify-content:center;gap:calc(var(--cell)*.08);min-height:var(--ch);
}
.cell{position:relative;flex:none;width:var(--cell);height:var(--ch);perspective:calc(var(--cell)*5.5);border-radius:var(--tr)}
.cell .h{position:absolute;left:0;right:0;height:calc(var(--ch)/2);overflow:hidden;backface-visibility:hidden}
.cell .ht{top:0;border-radius:var(--tr) var(--tr) 0 0;background:linear-gradient(180deg,var(--flap-a),var(--flap-b));box-shadow:inset 0 1px 0 rgba(234,241,255,.06)}
.cell .hb{bottom:0;border-radius:0 0 var(--tr) var(--tr);background:linear-gradient(180deg,var(--flap-b),#0A1428)}
.cell .h i{position:absolute;left:0;right:0;top:0;height:var(--ch);line-height:var(--ch);font-style:normal;text-align:center;color:#EAF1FF;font-family:var(--mono);font-weight:500;font-size:calc(var(--cell)*.8);letter-spacing:-.01em}
.cell .hb i{top:calc(var(--ch)/-2)}
.cell::after{content:"";position:absolute;left:0;right:0;top:50%;height:1px;margin-top:-.5px;background:rgba(234,241,255,.14);z-index:6}
.cell .f-t,.cell .f-b{visibility:hidden;z-index:4}
.cell .f-t{transform-origin:50% 100%;transform:rotateX(0)}
.cell .f-b{transform-origin:50% 0%;transform:rotateX(90deg)}
.cell.anim .f-t,.cell.anim .f-b{visibility:visible;will-change:transform}
.cell.anim .f-t{transform:rotateX(-89deg);transition:transform .15s cubic-bezier(.65,.02,.75,.3)}
.cell.anim2 .f-b{transform:rotateX(0);transition:transform .22s cubic-bezier(.28,1.42,.58,1)}

/* ---------- the stack (signature) ---------- */
.stage-wrap{position:relative;z-index:1;min-height:600px;display:grid;grid-template-rows:1fr auto;overflow:clip;border-radius:24px}
.stage{position:relative;display:grid;place-items:end center;perspective:1250px;min-height:548px;padding-bottom:clamp(6px,2vh,26px)}
.tilt{
  position:relative;width:min(430px,94%);aspect-ratio:1/1;
  transform-style:preserve-3d;
  transform:rotateX(calc(56deg + var(--rx,0deg))) rotateZ(calc(-33deg + var(--rz,0deg)));
}
.stack{position:absolute;inset:0;transform-style:preserve-3d;animation:drift 9s ease-in-out infinite}
@keyframes drift{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(0,-10px,14px)}}
.pl{
  position:absolute;left:50%;top:50%;
  transform:translate(-50%,-50%) translateZ(var(--z));
  transition:transform .56s var(--ease);
  background:linear-gradient(160deg,var(--glass-a),var(--glass-b));
  border:1px solid var(--line-2);
  border-radius:14px;
  box-shadow:0 30px 50px -28px rgba(var(--deep-rgb),.9);
  padding:9% 8%;
}
.pl .tag{
  position:absolute;top:7%;left:8%;
  font-family:var(--mono);font-size:10px;letter-spacing:.18em;font-weight:500;
  color:rgba(238,240,254,.88);
}
.pl-site{width:92%;aspect-ratio:10/7;--z:0px;--za:0px}
.pl-map {width:76%;aspect-ratio:10/6.4;--z:56px;--za:15px}
.pl-rev {width:62%;aspect-ratio:10/6.2;--z:108px;--za:28px}
.pl-ads {width:50%;aspect-ratio:10/6.4;--z:158px;--za:39px}
.pl-ana {width:40%;aspect-ratio:10/6.6;--z:206px;--za:49px}
.apex{
  position:absolute;left:50%;top:50%;width:15%;aspect-ratio:1;
  transform:translate(-50%,-50%) translateZ(var(--z));
  transition:transform .56s var(--ease);
  --z:252px;--za:72px;
}
.apex .gem{
  position:absolute;inset:12%;transform:rotate(45deg);border-radius:16%;
  background:var(--apex-grad);
  box-shadow:0 0 34px 4px rgba(var(--gold-rgb),.55);
}
.stage.assembled .pl,.stage.assembled .apex{--z:var(--za)}
.stage.assembled .pl{transition-delay:calc(var(--i,0)*36ms)}
.pl .tag{transition:opacity .3s var(--ease)}
.stage.assembled .pl .tag{opacity:0}
.pl-site{--i:0}.pl-map{--i:1}.pl-rev{--i:2}.pl-ads{--i:3}.pl-ana{--i:4}
.stack::after{
  content:"";position:absolute;left:50%;top:50%;width:104%;aspect-ratio:10/7;
  transform:translate(-50%,-50%) translateZ(-14px);
  border-radius:18px;
  background:radial-gradient(60% 60% at 50% 50%,rgba(var(--gold-rgb),.28),transparent 72%);
  opacity:0;transition:opacity .6s var(--ease);
}
.stage.assembled .stack::after{opacity:1}
/* plane micro-art */
.mrow{display:flex;align-items:center;gap:6%;}
.mbar{height:8px;border-radius:99px;background:rgba(var(--tint-rgb),.34)}
.mbar.hi{background:rgba(238,240,254,.92)}
.mbar.fl{background:var(--flare)}
.mdot{width:9px;height:9px;border-radius:50%;background:rgba(var(--tint-rgb),.5);flex:0 0 auto}
.pl-site .face{display:grid;grid-template-columns:1.5fr 1fr;gap:8%;height:100%;padding-top:14%}
.pl-site .col{display:grid;gap:9%;align-content:start}
.pl-site .chip{height:16%;min-height:13px;width:64%;border-radius:99px;background:var(--flare)}
.pl-site .box{border:1px solid var(--line-2);border-radius:8px;height:100%;display:grid;gap:10%;padding:9%;align-content:start;background:rgba(var(--inset-rgb),.35)}
.pl-map .face,.pl-rev .face,.pl-ads .face,.pl-ana .face{height:100%;display:grid;align-content:end;gap:8%}
.pl-map .mrow.you .mbar{background:var(--flare)}
.pl-map .pin{position:absolute;right:10%;top:12%;width:22%;color:var(--flare)}
.stars{display:flex;gap:4%;color:var(--gold);width:70%}
.pl-rev .bub{border:1px solid var(--line-2);border-radius:8px;padding:7%;display:grid;gap:8%;background:rgba(var(--inset-rgb),.35)}
.rings{position:absolute;right:9%;top:10%;width:30%;aspect-ratio:1;border-radius:50%;
  border:1.5px solid rgba(var(--accent-rgb),.85);
  background:radial-gradient(circle,var(--flare) 0 12%,transparent 13% 45%,rgba(var(--accent-rgb),.5) 46% 48%,transparent 49% 74%,rgba(var(--accent-rgb),.3) 75% 77%,transparent 78%);
}
.pl-ana svg{width:100%;height:auto;display:block}

.stage-ui{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;justify-content:center;padding:6px 8px 2px}
.asm-btn{
  display:inline-flex;align-items:center;gap:9px;min-height:44px;padding:10px 20px;
  border-radius:999px;border:1px solid var(--line-2);color:var(--ink);
  font-weight:650;font-size:.92rem;background:rgba(var(--inset-rgb),.72);
  transition:border-color .25s,background-color .25s,transform .25s var(--ease);
}
.asm-btn:hover{border-color:var(--flare);transform:translateY(-1px)}
.asm-btn .sw{width:8px;height:8px;border-radius:50%;background:var(--flare);box-shadow:0 0 10px rgba(var(--accent-rgb),.9)}
.asm-btn .lbl-on,.stage-ui .cap-on{display:none}
.stage-ui.on .lbl-on{display:inline}
.stage-ui.on .lbl-off{display:none}
.stage-ui.on .cap-on{display:inline}
.stage-ui.on .cap-off{display:none}
.stage-cap{color:var(--dim);letter-spacing:.16em;text-align:center}
html:not(.js) .asm-btn{display:none}

/* ---------- bento ---------- */
.bento-grid{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:minmax(176px,auto);gap:14px}
.bento{
  position:relative;overflow:hidden;border-radius:var(--r);
  background:var(--card-grad);border:1px solid var(--line);
  padding:clamp(20px,2.4vw,30px);
  display:flex;flex-direction:column;gap:12px;
  transform:perspective(900px) rotateX(var(--cx,0deg)) rotateY(var(--cy,0deg));
  transition:border-color .3s var(--ease);
  will-change:transform;
}
.bento:hover{border-color:var(--line-2)}
.bento::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,50%),rgba(var(--tint-rgb),.13),transparent 65%);
  opacity:0;transition:opacity .3s var(--ease);
}
.bento:hover::after{opacity:1}
.b-head{display:flex;align-items:center;gap:12px}
.b-head .idx{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;color:var(--accent-text)}
.b-ico{
  width:44px;height:44px;border-radius:12px;flex:0 0 auto;
  display:grid;place-items:center;color:var(--flare);
  background:rgba(var(--accent-rgb),.09);border:1px solid rgba(var(--accent-rgb),.22);
}
.bento p{font-size:.98rem;max-width:52ch}
.b-art{margin-top:auto;position:relative}
.b-site{grid-column:1/8;grid-row:1/3}
.b-map{grid-column:8/13}
.b-rev{grid-column:8/13}
.b-ads{grid-column:1/5}
.b-ana{grid-column:5/10}
.b-vx{grid-column:10/13;justify-content:center;align-items:flex-start;background:
  linear-gradient(var(--void),var(--void)) padding-box,
  linear-gradient(150deg,rgba(var(--accent-rgb),.7),rgba(var(--accent-rgb),.4)) border-box;
  border:1px solid transparent}
.b-vx .gem{width:30px;height:30px;border-radius:16%;transform:rotate(45deg);background:var(--apex-grad);box-shadow:0 0 22px rgba(var(--gold-rgb),.5);margin:4px 0 10px 4px}
.b-vx a{display:inline-flex;align-items:center;gap:8px;min-height:44px;color:var(--ink);font-weight:700}
.b-vx a svg{color:var(--flare);transition:transform .25s var(--ease)}
.b-vx a:hover svg{transform:translateX(4px)}
/* bento micro-art */
.mock{border:1px solid var(--line-2);border-radius:12px;background:rgba(var(--inset-rgb),.5);padding:14px;display:grid;gap:10px}
.mock .bar3{display:flex;gap:6px}
.mock .bar3 i{width:7px;height:7px;border-radius:50%;background:rgba(var(--tint-rgb),.4)}
.b-site .mock{grid-template-columns:1.5fr 1fr;align-items:start}
.b-site .mock .l{display:grid;gap:9px}
.b-site .mock .mbar{height:9px}
.b-site .mock .chip{height:26px;width:110px;border-radius:99px;background:var(--flare)}
.b-site .mock .form{border:1px solid var(--line-2);border-radius:9px;padding:10px;display:grid;gap:8px;background:rgba(var(--inset-rgb),.4)}
.rowline{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--line);border-radius:9px;background:rgba(var(--inset-rgb),.4)}
.rowline .mbar{flex:1}
.rowline.you{border-color:rgba(var(--accent-rgb),.5)}
.sparkline{width:100%;height:auto;display:block;color:var(--flare)}

/* ---------- gallery shelf ---------- */
#work .sec-head{display:flex;flex-wrap:wrap;gap:18px;align-items:flex-end;justify-content:space-between;max-width:none}
#work .sec-head>div{max-width:680px}
.shelf-nav{display:flex;gap:10px}
.shelf-btn{
  width:48px;height:48px;border-radius:50%;border:1px solid var(--line-2);
  display:grid;place-items:center;color:var(--ink);
  transition:border-color .25s,background-color .25s,transform .25s var(--ease);
}
.shelf-btn:hover{border-color:var(--flare);background:rgba(var(--accent-rgb),.08);transform:translateY(-2px)}
.shelf-zone{position:relative;perspective:1400px;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 3.5%,#000 96.5%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 3.5%,#000 96.5%,transparent)}
.shelf{
  display:flex;gap:22px;list-style:none;
  overflow-x:auto;scroll-snap-type:x mandatory;
  padding:26px 5% 34px;
  scrollbar-width:none;
}
.shelf::-webkit-scrollbar{display:none}
.shelf li{flex:0 0 min(400px,78vw);scroll-snap-align:center}
.shot{
  display:block;position:relative;border-radius:16px;
  transform:rotateY(-9deg) rotateX(2.5deg);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
  box-shadow:24px 30px 60px -30px rgba(var(--deep-rgb),.95);
  border:1px solid var(--line-2);
  background:var(--plane);
  overflow:hidden;
  will-change:transform;
}
.shot:hover{transform:rotateY(0deg) rotateX(0deg) translateY(-8px);box-shadow:0 40px 70px -32px rgba(var(--deep-rgb),.95)}
.shot img{aspect-ratio:2560/1800;object-fit:cover;object-position:top;width:100%;background:linear-gradient(160deg,#1B2150,#10142A)}
.shot figcaption{
  display:flex;justify-content:space-between;align-items:center;gap:10px;
  padding:12px 16px;border-top:1px solid var(--line);
  color:var(--dim);
}
.shot figcaption svg{color:var(--flare);flex:0 0 auto}
.shelf-foot{display:flex;flex-wrap:wrap;align-items:center;gap:16px 26px;margin-top:8px}
.shelf-foot .mono{color:var(--dim);letter-spacing:.16em}

/* ---------- namer ---------- */
#preview .wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(30px,5vw,70px);align-items:center}
.namer-field{margin:26px 0 18px;max-width:430px}
.namer-field label{display:block;color:var(--dim);margin-bottom:10px}
.namer-field input{
  width:100%;min-height:56px;padding:14px 18px;border-radius:14px;
  background:rgba(var(--inset-rgb),.8);border:1px solid var(--line-2);
  color:var(--ink);font:600 1.05rem var(--sans);letter-spacing:.01em;
  transition:border-color .25s;
}
.namer-field input::placeholder{color:var(--dim);font-weight:430}
.namer-field input:focus{border-color:var(--flare);outline:none}
.namer-field input:focus-visible{outline:2px solid var(--flare-soft);outline-offset:3px}
.preview-card{
  position:relative;border-radius:var(--r);overflow:hidden;
  background:var(--card-grad);border:1px solid var(--line-2);
  box-shadow:0 40px 80px -40px rgba(var(--deep-rgb),.95);
  transform:perspective(1100px) rotateY(-5deg) rotateX(2deg);
  transition:transform .5s var(--ease);
}
.preview-card:hover{transform:perspective(1100px) rotateY(0) rotateX(0)}
.pv-bar{display:flex;align-items:center;gap:8px;padding:13px 18px;border-bottom:1px solid var(--line);background:rgba(var(--inset-rgb),.5)}
.pv-bar i{width:9px;height:9px;border-radius:50%;background:rgba(var(--tint-rgb),.4)}
.pv-url{margin-left:10px;flex:1;border:1px solid var(--line);border-radius:99px;padding:4px 14px;font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;color:var(--dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pv-body{padding:clamp(22px,3.4vw,40px);position:relative;
  background:radial-gradient(70% 60% at 80% 0%,rgba(var(--accent-rgb),.12),transparent 60%)}
.pv-kick{color:var(--accent-text);margin-bottom:14px}
.pv-name{
  font-stretch:120%;font-weight:820;color:var(--ink);line-height:1.02;letter-spacing:-.02em;
  font-size:clamp(1.7rem,3.4vw,2.6rem);
  overflow-wrap:anywhere;
}
.pv-sub{color:var(--body);margin:14px 0 22px;font-size:.98rem;max-width:40ch}
.pv-cta{display:flex;gap:10px;flex-wrap:wrap}
.pv-chip{display:inline-flex;align-items:center;gap:8px;border-radius:99px;padding:9px 17px;font-size:.85rem;font-weight:700}
.pv-chip.a{background:var(--btn-fill-bg);color:var(--on-accent)}
.pv-chip.b{border:1px solid var(--line-2);color:var(--ink)}
.pv-note{margin-top:20px;color:var(--dim);letter-spacing:.14em}

/* ---------- process ---------- */
.proc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding-top:2px;position:relative}
.proc-grid .step:nth-child(1){margin-top:66px}
.proc-grid .step:nth-child(2){margin-top:44px}
.proc-grid .step:nth-child(3){margin-top:22px}
.step{
  position:relative;border-radius:var(--r);border:1px solid var(--line);
  background:var(--card-grad);padding:26px 24px 28px;
  display:flex;flex-direction:column;gap:10px;
}
.step .mono{color:var(--accent-text)}
.step p{font-size:.96rem}
.step .n{
  position:absolute;top:-17px;right:18px;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;font-family:var(--mono);font-size:.72rem;font-weight:500;
  background:var(--void);border:1px solid var(--line-2);color:var(--ink);
}
.step:last-child .n{background:var(--gold);color:#08152F;border-color:transparent}
.proc-foot{margin-top:clamp(30px,4vw,10px);color:var(--dim);max-width:60ch}

/* ---------- book band ---------- */
#book .panel{
  /* dark jewel-box in BOTH modes: pin inner text light-on-dark */
  --ink:#EEF3FF;--body:#C4D2EE;--dim:#94A8CC;
  color:var(--body); /* inherited text (e.g. .lead) must follow the pinned light value, not the page's light-mode body color */
  position:relative;overflow:hidden;border-radius:28px;
  border:1px solid transparent;
  background:
    linear-gradient(160deg,#13224A,#0B1428) padding-box,
    linear-gradient(160deg,rgba(74,143,255,.55),rgba(245,184,41,.30) 62%,rgba(120,150,220,.2)) border-box;
  padding:clamp(46px,7vw,86px) clamp(24px,6vw,80px);
  text-align:center;
}
#book .panel::before{
  content:"";position:absolute;inset:auto -20% -60% -20%;height:120%;
  background:radial-gradient(50% 50% at 50% 100%,rgba(var(--gold-rgb),.20),transparent 70%);
  pointer-events:none;
}
#book .gem-line{display:flex;justify-content:center;margin-bottom:22px}
#book .gem{width:34px;height:34px;border-radius:16%;transform:rotate(45deg);background:var(--apex-grad);box-shadow:0 0 30px rgba(var(--gold-rgb),.55)}
#book h2{max-width:19ch;margin-inline:auto}
#book .lead{margin:18px auto 34px}
#book .cta-row{justify-content:center}
#book .mono.tail{display:block;margin-top:30px;color:var(--dim);letter-spacing:.18em}

/* ---------- faq ---------- */
#faq .wrap{max-width:860px}
.faq-list{display:grid;gap:12px}
details{
  border:1px solid var(--line);border-radius:16px;background:var(--card-grad);
  overflow:hidden;transition:border-color .3s;
}
details[open]{border-color:var(--line-2)}
summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:64px;padding:18px 22px;cursor:pointer;
  color:var(--ink);font-weight:650;font-size:1.05rem;font-stretch:108%;
}
summary::-webkit-details-marker{display:none}
summary svg{flex:0 0 auto;color:var(--flare);transition:transform .3s var(--ease)}
details[open] summary svg{transform:rotate(45deg)}
details .a{padding:0 22px 22px;max-width:66ch}
html.js details[open] .a{animation:fadeup .28s var(--ease) both}
@keyframes fadeup{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:56px 0 42px;position:relative;background:linear-gradient(rgba(var(--inset-rgb),.4),transparent)}
.f-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:34px}
.f-brand p{max-width:34ch;font-size:.95rem;margin-top:14px}
.f-col .mono{color:var(--dim);display:block;margin-bottom:14px}
.f-col ul{list-style:none;display:grid;gap:2px}
.f-col a{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:9px 0;color:var(--body);font-size:.96rem;transition:color .2s}
.f-col a:hover{color:var(--ink)}
.f-col a svg{color:var(--flare)}
.f-meta{
  display:flex;flex-wrap:wrap;gap:10px 26px;justify-content:space-between;align-items:center;
  margin-top:44px;padding-top:26px;border-top:1px solid var(--line);
  color:var(--dim);font-size:.88rem;
}
.f-meta .sign{color:var(--dim)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .proc-grid{grid-template-columns:repeat(2,1fr);padding-top:20px}
  .proc-grid .step{margin-top:0!important}
}
@media (max-width:980px){
  .hero .wrap{grid-template-columns:1fr;grid-template-areas:"head" "copy" "stage";gap:22px}
  .stage-wrap{min-height:480px}
  .stage{min-height:400px}
  .b-site{grid-column:1/7}
  .b-map{grid-column:1/4}.b-rev{grid-column:4/7}
  .b-ads{grid-column:1/4}.b-ana{grid-column:4/7}
  .b-vx{grid-column:1/7}
  .bento-grid{grid-template-columns:repeat(6,1fr)}
  #preview .wrap{grid-template-columns:1fr}
  .preview-card{transform:none}
  .f-grid{grid-template-columns:1fr 1fr}
  .f-brand{grid-column:1/-1}
}
@media (max-width:880px){
  .nav-links{display:none}
  .menu-btn{display:inline-flex}
}
@media (max-width:640px){
  .bento-grid{grid-template-columns:1fr}
  .b-site,.b-map,.b-rev,.b-ads,.b-ana,.b-vx{grid-column:auto}
  .proc-grid{grid-template-columns:1fr}
  .facts{font-size:.66rem}
  .facts .sep{margin:0 8px}
  .tilt{width:min(360px,96%)}
  .stage{min-height:432px}
  .stage-wrap{min-height:512px}
  .shelf li{flex-basis:82vw}
  .shelf-nav{display:none}
  .cta-row .btn{width:100%}
  .hero .wrap{padding-top:96px}
}

/* ---------- desktop/laptop: scale the hero signature +25% so it fills large viewports ---------- */
@media (min-width:981px){
  .hero-h1{--cell:min(65px,calc((100vw - var(--pad)*2 - 14px)/14.2))}
  .tilt{width:min(538px,94%)}
  .stage{min-height:685px}
  .stage-wrap{min-height:750px}
}

/* ---------- reduced motion: complete without movement ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  html.js .reveal{opacity:1;transform:none}
  .tilt{transform:rotateX(56deg) rotateZ(-33deg)!important}
  .bento{transform:none!important}
  .shot{transform:none}
  .preview-card{transform:none}
}