/* ============================================================
   THE BLEND PAVILION × TechSparks 2026
   Built in the official TechSparks 2026 brand system
   ============================================================ */

:root{
  /* core palette (from TechSparks 2026 brand guide) */
  --black:    #0C0D0A;   /* warm near-black base */
  --black-2:  #14160F;   /* panel black */
  --ink:      #050503;    /* deepest */
  --red:      #ED1C24;
  --red-hot:  #FF2630;
  --violet:   #6A47F5;   /* 10% accent */
  --violet-2: #5B3FE8;
  --white:    #FFFFFF;
  --paper:    #F4F3EC;   /* light "type" sections */
  --paper-ink:#111210;

  --mut:      rgba(255,255,255,.62);
  --mut-2:    rgba(255,255,255,.40);
  --line:     rgba(255,255,255,.12);
  --line-2:   rgba(255,255,255,.07);

  --maxw: 1240px;

  --f-disp: "Chakra Petch", "SF Pro Display", system-ui, sans-serif;
  --f-body: "Inter", -apple-system, "SF Pro Text", system-ui, sans-serif;
  --f-mono: "Space Mono", ui-monospace, "SF Mono", monospace;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--black);
  color:var(--white);
  font-family:var(--f-body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}

/* film-grain overlay across the whole page */
body::after{
  content:"";position:fixed;inset:0;z-index:9999;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
  opacity:.05;mix-blend-mode:overlay;
}

/* ---------- type helpers ---------- */
.mono{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--mut)}
.disp{font-family:var(--f-disp);font-weight:600;line-height:1.02;letter-spacing:.005em;text-transform:uppercase}
.red{color:var(--red)}
.vio{color:var(--violet)}
.center{text-align:center}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
section{position:relative}

/* ---------- spark icons ---------- */
.spark{display:inline-block;width:1em;height:1em;vertical-align:-.12em;fill:currentColor}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 28px;
  background:linear-gradient(to bottom,rgba(12,13,10,.92),rgba(12,13,10,0));
  backdrop-filter:blur(8px);
  transition:background .3s,padding .3s;
}
.nav.solid{background:rgba(8,9,7,.96);padding:11px 28px;border-bottom:1px solid var(--line-2)}
.nav-brand{display:flex;align-items:center;gap:11px;font-family:var(--f-disp);font-weight:700;text-transform:uppercase;letter-spacing:.04em;font-size:.92rem}
.tmark{width:26px;height:26px;flex:0 0 auto}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.13em;text-transform:uppercase;color:var(--mut);transition:color .2s}
.nav-links a:hover{color:var(--white)}
.nav-pill{
  font-family:var(--f-mono);font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;
  border:1px solid var(--red);color:var(--white);
  padding:7px 14px;border-radius:40px;background:rgba(237,28,36,.12);
}
@media(max-width:880px){.nav-links{display:none}}
@media(max-width:560px){.nav-pill{display:none}.nav-brand{font-size:.82rem}}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;
  padding:120px 0 64px;position:relative;overflow:hidden;
}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.55}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 70% 10%, rgba(106,71,245,.28), transparent 55%),
    radial-gradient(120% 90% at 30% 100%, rgba(237,28,36,.30), transparent 55%),
    linear-gradient(to bottom, rgba(12,13,10,.55) 0%, rgba(12,13,10,.30) 40%, rgba(12,13,10,.96) 100%);
}
.hero .wrap{position:relative;z-index:2}
.hero-kicker{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;margin-bottom:26px}
.hero-kicker .dot{width:5px;height:5px;background:var(--red);border-radius:50%}
.hero h1{
  font-family:var(--f-disp);font-weight:700;text-transform:uppercase;
  font-size:clamp(2.8rem,8.5vw,7.2rem);line-height:.94;letter-spacing:.01em;
  margin:0 0 8px;
}
.hero h1 .l2{color:var(--red);display:block}
.hero-sub{max-width:640px;font-size:clamp(1.05rem,2vw,1.32rem);color:rgba(255,255,255,.82);margin:22px 0 30px;line-height:1.45}
.hero-spine{
  border-left:2px solid var(--red);padding:14px 0 14px 20px;margin:0 0 34px;
  max-width:680px;font-family:var(--f-disp);font-weight:500;text-transform:none;
  font-size:clamp(1rem,1.7vw,1.18rem);line-height:1.4;letter-spacing:.01em;color:#fff;
}
.hero-spine b{color:var(--red);font-weight:700}
.cta-row{display:flex;flex-wrap:wrap;gap:14px}
.btn{
  font-family:var(--f-mono);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;
  padding:15px 26px;border-radius:3px;display:inline-flex;align-items:center;gap:10px;
  transition:transform .15s,background .2s,border-color .2s;cursor:pointer;border:1px solid transparent;
}
.btn:hover{transform:translateY(-2px)}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-hot)}
.btn-ghost{border-color:var(--line);color:#fff;background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:#fff}

.scale-strip{
  display:flex;flex-wrap:wrap;gap:0;margin-top:54px;border-top:1px solid var(--line);
}
.scale-strip .cell{flex:1 1 150px;padding:20px 18px 4px;border-right:1px solid var(--line-2)}
.scale-strip .cell:last-child{border-right:0}
.scale-strip .n{font-family:var(--f-disp);font-weight:700;font-size:clamp(1.5rem,3.4vw,2.3rem);color:#fff}
.scale-strip .k{font-family:var(--f-mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mut);margin-top:2px}

/* ============================================================
   SECTION SCAFFOLD
   ============================================================ */
.sec{padding:108px 0}
.sec-tag{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.sec-tag .spark{color:var(--red);font-size:1rem}
.sec-h{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;font-size:clamp(2rem,5vw,3.6rem);line-height:.98;letter-spacing:.01em;margin-bottom:20px}
.sec-lead{max-width:720px;font-size:clamp(1.05rem,1.8vw,1.22rem);color:rgba(255,255,255,.78);line-height:1.5}
.eyebrow{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--red)}

/* ---------- THE IDEA / spine ---------- */
.idea{background:var(--black-2);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.bigspine{
  font-family:var(--f-disp);font-weight:600;text-transform:none;
  font-size:clamp(1.7rem,4.6vw,3.5rem);line-height:1.1;letter-spacing:.005em;
  max-width:1000px;margin:8px 0 50px;
}
.bigspine .a{color:var(--mut-2)}
.bigspine .b{color:#fff}
.bigspine .c{color:var(--red)}
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.flow .step{
  border:1px solid var(--line);border-radius:6px;padding:26px 22px;position:relative;overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.03),transparent);min-height:230px;display:flex;flex-direction:column;
}
.flow .step.s1{background:repeating-linear-gradient(135deg,#161712 0 9px,#1b1c16 9px 18px)}
.flow .step.s2{background:linear-gradient(160deg,rgba(106,71,245,.30),rgba(237,28,36,.18))}
.flow .step.s3{background:linear-gradient(160deg,rgba(237,28,36,.32),rgba(106,71,245,.12))}
.flow .step .num{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;color:var(--mut);margin-bottom:auto}
.flow .step h4{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;font-size:1.5rem;margin:18px 0 8px}
.flow .step p{font-size:.95rem;color:rgba(255,255,255,.8)}
@media(max-width:760px){.flow{grid-template-columns:1fr}}

/* ---------- WHY IT FITS ---------- */
.fit-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:46px;align-items:start}
.fit-copy p{color:rgba(255,255,255,.82);margin-bottom:18px;font-size:1.08rem}
.fit-copy p b{color:#fff}
.daycards{display:flex;flex-direction:column;gap:14px}
.daycard{border:1px solid var(--line);border-radius:6px;padding:20px 22px;display:flex;gap:18px;align-items:flex-start;transition:border-color .2s,background .2s}
.daycard:hover{border-color:var(--red);background:rgba(237,28,36,.05)}
.daycard .d{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.12em;color:var(--red);flex:0 0 54px;padding-top:5px}
.daycard h5{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;font-size:1.25rem;letter-spacing:.02em}
.daycard p{font-size:.93rem;color:var(--mut);margin-top:3px}
@media(max-width:860px){.fit-grid{grid-template-columns:1fr;gap:34px}}

/* ---------- ARCHITECTURE legend ---------- */
.arch{background:var(--black-2);border-top:1px solid var(--line-2)}
.legend{width:100%;border-collapse:collapse;margin-top:14px;font-size:.96rem}
.legend th{font-family:var(--f-mono);font-size:.66rem;letter-spacing:.13em;text-transform:uppercase;color:var(--mut);text-align:left;padding:0 16px 14px;border-bottom:1px solid var(--line)}
.legend td{padding:18px 16px;border-bottom:1px solid var(--line-2);vertical-align:top}
.legend tr:hover td{background:rgba(255,255,255,.02)}
.legend .zn{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;font-size:1.1rem;display:flex;align-items:center;gap:9px;white-space:nowrap}
.legend .zn .spark{color:var(--red);font-size:.95rem}
.legend .lands{color:var(--red);font-family:var(--f-mono);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}
.conn-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px}
.conn{border:1px solid var(--line);border-radius:6px;padding:22px}
.conn .k{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.12em;color:var(--violet);text-transform:uppercase}
.conn h5{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;font-size:1.2rem;margin:8px 0 8px}
.conn p{font-size:.92rem;color:var(--mut)}
@media(max-width:760px){.conn-row{grid-template-columns:1fr}.legend .lands{display:block;margin-top:4px}}

/* ---------- KEY VISUALS strip ---------- */
.kvs{background:var(--black-2);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.kv-strip{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:34px}
.kv-strip .kvcard:first-child{grid-column:1 / -1}
.kvcard{display:block;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#000;transition:transform .2s,border-color .2s}
.kvcard:hover{transform:translateY(-4px);border-color:var(--red)}
.kvcard video{width:100%;display:block;aspect-ratio:16/9;object-fit:cover;background:#0a0b08}
.kvcap{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:13px 16px;flex-wrap:wrap}
.kvcap span:first-child{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;letter-spacing:.03em;font-size:1rem}
.kvcap .mono{font-family:var(--f-mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mut-2)}
@media(max-width:720px){.kv-strip{grid-template-columns:1fr}.kv-strip .kvcard:first-child{grid-column:auto}}

/* ---------- ZONE deep-dives ---------- */
.zone{border-top:1px solid var(--line-2);padding:0}
.zone-inner{display:grid;grid-template-columns:1fr 1fr;min-height:560px}
.zone:nth-child(even) .zone-media{order:2}
.zone-media{position:relative;overflow:hidden;min-height:380px}
.zone-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.zone-media::after{content:"";position:absolute;inset:0;background:linear-gradient(to right,transparent,rgba(12,13,10,.2));mix-blend-mode:multiply}
.zone-num{position:absolute;top:22px;left:24px;z-index:3;font-family:var(--f-disp);font-weight:700;font-size:3.4rem;color:rgba(255,255,255,.9);line-height:1;text-shadow:0 2px 30px rgba(0,0,0,.6)}
.zone-body{padding:64px 56px;display:flex;flex-direction:column;justify-content:center}
.zone-tx{font-family:var(--f-mono);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--red);margin-bottom:14px;display:flex;align-items:center;gap:9px}
.zone-tx .spark{font-size:.95rem}
.zone-body h3{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;font-size:clamp(2rem,4vw,3.1rem);line-height:.98;margin-bottom:8px}
.zone-feel{font-size:1.04rem;color:rgba(255,255,255,.82);margin-bottom:26px;max-width:48ch}
.acts{display:flex;flex-direction:column;gap:14px;margin-bottom:26px}
.act{border-left:2px solid var(--violet);padding:2px 0 2px 16px}
.act .an{font-family:var(--f-disp);font-weight:600;text-transform:uppercase;font-size:1rem;letter-spacing:.02em}
.act p{font-size:.9rem;color:var(--mut);margin-top:2px}
.zone-foot{display:flex;flex-wrap:wrap;gap:24px;border-top:1px solid var(--line);padding-top:20px}
.zone-foot .col{flex:1 1 180px}
.zone-foot .lbl{font-family:var(--f-mono);font-size:.64rem;letter-spacing:.13em;text-transform:uppercase;color:var(--mut-2);margin-bottom:9px}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{font-size:.76rem;border:1px solid var(--line);border-radius:40px;padding:5px 12px;color:rgba(255,255,255,.86);background:rgba(255,255,255,.03)}
.chip.anchor{border-color:var(--red);color:#fff;background:rgba(237,28,36,.12)}
.chip.anchor::before{content:"★ ";color:var(--red);font-size:.7em}
@media(max-width:900px){.zone-inner{grid-template-columns:1fr}.zone:nth-child(even) .zone-media{order:0}.zone-body{padding:44px 28px}.zone-media{min-height:300px}}

/* ---------- 3-DAY OVERLAY ---------- */
.days{background:var(--black-2);border-top:1px solid var(--line-2)}
.day-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:14px}
.day{border:1px solid var(--line);border-radius:8px;padding:30px 26px;position:relative;overflow:hidden;min-height:340px;display:flex;flex-direction:column}
.day::before{content:"";position:absolute;left:0;right:0;top:0;height:4px}
.day.shift::before{background:var(--violet)}
.day.builder::before{background:linear-gradient(90deg,var(--violet),var(--red))}
.day.impact::before{background:var(--red)}
.day .dn{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;color:var(--mut);text-transform:uppercase}
.day h4{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;font-size:2rem;margin:6px 0 4px}
.day .evt{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.06em;color:var(--red);text-transform:uppercase;margin-bottom:16px}
.day p{font-size:.96rem;color:rgba(255,255,255,.8);margin-bottom:14px}
.day .take{margin-top:auto;border-top:1px solid var(--line);padding-top:14px;font-size:.88rem;color:#fff}
.day .take span{color:var(--mut);display:block;font-family:var(--f-mono);font-size:.6rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:5px}
@media(max-width:820px){.day-grid{grid-template-columns:1fr}}

/* ---------- PARTNERS ---------- */
.partners{border-top:1px solid var(--line-2)}
.pgroup{margin-top:42px}
.pgroup-head{display:flex;align-items:baseline;gap:14px;border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:18px;flex-wrap:wrap}
.pgroup-head .zn{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;font-size:1.35rem;display:flex;align-items:center;gap:9px}
.pgroup-head .zn .spark{color:var(--red);font-size:1rem}
.pgroup-head .meta{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.pgroup-head .feeder{flex-basis:100%;font-size:.9rem;color:var(--mut);margin-top:4px}
.pgrid{display:flex;flex-wrap:wrap;gap:8px}
.pchip{font-size:.82rem;border:1px solid var(--line);border-radius:5px;padding:7px 13px;color:rgba(255,255,255,.82);background:rgba(255,255,255,.025);transition:border-color .2s,color .2s}
.pchip:hover{border-color:var(--violet);color:#fff}
.pchip.anchor{border-color:var(--red);color:#fff;background:rgba(237,28,36,.1)}
.pchip.anchor::before{content:"★";color:var(--red);margin-right:6px;font-size:.78em}
.pchip .geo{font-family:var(--f-mono);font-size:.6rem;color:var(--mut-2);margin-left:7px;letter-spacing:.05em}

/* ---------- TAKEAWAY / blend pass ---------- */
.pass{background:linear-gradient(150deg,rgba(106,71,245,.14),rgba(237,28,36,.1)),var(--black-2);border-top:1px solid var(--line-2)}
.pass-grid{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.pass-card{border:1px solid var(--line);border-radius:12px;padding:34px;background:rgba(8,9,7,.6);backdrop-filter:blur(4px)}
.pass-card .stamp-row{display:flex;gap:10px;margin:22px 0}
.pass-card .stamp{width:42px;height:42px;border:1px dashed var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--red)}
.pass-card .stamp.done{border-style:solid;border-color:var(--red);background:rgba(237,28,36,.14)}
.pass-list{list-style:none}
.pass-list li{padding:13px 0;border-bottom:1px solid var(--line-2);display:flex;gap:14px;font-size:1rem;color:rgba(255,255,255,.84)}
.pass-list li .spark{color:var(--red);flex:0 0 auto;margin-top:5px}
@media(max-width:860px){.pass-grid{grid-template-columns:1fr;gap:30px}}

/* ---------- CLOSE / CTA ---------- */
.close{text-align:center;padding:130px 0;position:relative;overflow:hidden}
.close::before{content:"";position:absolute;inset:0;background:
  radial-gradient(90% 70% at 30% 20%,rgba(106,71,245,.22),transparent 60%),
  radial-gradient(90% 70% at 70% 90%,rgba(237,28,36,.26),transparent 60%);}
.close .wrap{position:relative;z-index:2}
.close h2{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;font-size:clamp(2.2rem,6vw,4.6rem);line-height:.98;margin-bottom:18px}
.close p{max-width:560px;margin:0 auto 34px;color:rgba(255,255,255,.82);font-size:1.12rem}

/* ---------- FOOTER ---------- */
.foot{border-top:1px solid var(--line);padding:46px 0 60px}
.foot-grid{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:24px}
.foot .lock{display:flex;align-items:center;gap:12px}
.foot .lock .tmark{width:34px;height:34px}
.foot .lock .txt{font-family:var(--f-disp);font-weight:700;text-transform:uppercase;line-height:1}
.foot .lock .txt .ed{font-family:var(--f-mono);font-size:.6rem;letter-spacing:.18em;color:var(--mut);display:block;margin-top:4px;font-weight:400}
.foot .disc{font-family:var(--f-mono);font-size:.66rem;letter-spacing:.08em;color:var(--mut-2);max-width:420px;text-align:right;line-height:1.7}
@media(max-width:680px){.foot-grid{flex-direction:column;align-items:flex-start}.foot .disc{text-align:left}}

/* reveal anim */
.rv{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}