/* ============================================================
   SHUT × GROWTH SQUARE — STRATÉGIE CRÉATIVE
   ============================================================ */

:root{
  --black:#05070a;
  --navy:#0a1424;
  --navy-2:#0d1c33;
  --navy-light:#111f38;
  --card:rgba(255,255,255,0.035);
  --card-border:rgba(255,255,255,0.08);
  --card-border-hover:rgba(132,87,255,0.45);
  --line:rgba(255,255,255,0.09);
  --white:#f4f7fb;
  --muted:#a7b2c4;
  --muted-2:#6f7d94;
  --blue:#8457ff;
  --blue-bright:#a78bfa;
  --blue-deep:#4c2fa8;
  --blue-glow:rgba(132,87,255,0.35);

  /* Growth Square brand accent — used in header/nav/agency touchpoints only */
  --gs-purple:#8457FF;
  --gs-purple-soft:rgba(132,87,255,0.14);
  --gs-purple-line:rgba(132,87,255,0.35);
  --radius:18px;
  --radius-sm:10px;
  --ease:cubic-bezier(.16,.8,.28,1);
  --maxw:1240px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--black);
  color:var(--white);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{
  font-family:'Space Grotesk','Inter',sans-serif;
  margin:0;
  font-weight:700;
  letter-spacing:-0.02em;
}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}

.section-inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 32px;
}

/* ---------- background texture ---------- */
.bg-grid{
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, black 0%, transparent 70%);
  opacity:0.5;
}

.progress-bar{
  position:fixed;
  top:0; left:0;
  height:2px;
  width:0%;
  background:linear-gradient(90deg, var(--blue), var(--blue-bright));
  z-index:1000;
  transition:width 0.1s linear;
  box-shadow:0 0 12px var(--blue-glow);
}

/* ================= HEADER ================= */
.site-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:200;
  background:rgba(5,7,10,0.55);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,0.06);
  transition:background 0.3s var(--ease), border-color 0.3s var(--ease);
}
.header-inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:16px 32px;
  display:flex;
  align-items:center;
  gap:32px;
}
.brand-lockup{
  display:flex;
  align-items:center;
  gap:14px;
  flex-shrink:0;
  padding-right:14px;
  border-right:1px solid var(--line);
}
.gs-logo{
  height:22px;
  width:auto;
}
.gs-tag{
  font-size:11px;
  color:var(--muted-2);
  letter-spacing:0.03em;
  white-space:nowrap;
}
.main-nav{
  display:flex;
  gap:26px;
  margin:0 auto;
  font-size:13.5px;
  font-weight:500;
  color:var(--muted);
}
.main-nav a{
  position:relative;
  padding:6px 0;
  transition:color 0.2s;
  white-space:nowrap;
}
.main-nav a::after{
  content:'';
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background:var(--gs-purple);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform 0.25s var(--ease);
}
.main-nav a:hover, .main-nav a.is-active{color:var(--white);}
.main-nav a:hover::after, .main-nav a.is-active::after{transform:scaleX(1);}

.client-tag{
  flex-shrink:0;
  font-size:12.5px;
  color:var(--muted);
  display:flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  border:1px solid var(--gs-purple-line);
  border-radius:999px;
  background:var(--gs-purple-soft);
}
.client-tag strong{color:var(--white);font-weight:600;}
.client-tag .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--gs-purple);
  box-shadow:0 0 8px var(--gs-purple);
}

.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;border:none;cursor:pointer;
  padding:6px;
}
.nav-toggle span{
  width:20px;height:1.5px;background:var(--white);
  transition:transform 0.25s, opacity 0.25s;
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}

/* ================= HERO ================= */
.hero{
  position:relative;
  padding:190px 0 100px;
  overflow:hidden;
}
.hero-glow{
  position:absolute;
  top:-260px; left:50%;
  transform:translateX(-50%);
  width:1100px; height:700px;
  background:radial-gradient(ellipse at center, rgba(132,87,255,0.28) 0%, rgba(132,87,255,0.08) 45%, transparent 70%);
  filter:blur(10px);
  pointer-events:none;
  z-index:0;
}
.hero-inner{position:relative;z-index:1;}
.eyebrow-row{margin-bottom:28px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--blue-bright);
  padding:8px 16px;
  border:1px solid rgba(167,139,250,0.3);
  border-radius:999px;
  background:rgba(132,87,255,0.08);
}
.hero-title{
  font-size:clamp(2.6rem, 6.4vw, 5.4rem);
  line-height:1.02;
  font-weight:800;
  margin-bottom:34px;
}
.hero-title-dash{color:var(--blue-bright);}
.hero-statement{
  font-size:clamp(1.25rem, 2.2vw, 1.65rem);
  font-weight:500;
  color:var(--white);
  max-width:760px;
  margin-bottom:26px;
  line-height:1.4;
}
.hero-copy{
  font-size:16.5px;
  color:var(--muted);
  max-width:640px;
  margin-bottom:36px;
  line-height:1.75;
}
.hero-labels{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-bottom:78px;
}
.hero-labels span{
  font-size:12.5px;
  font-weight:600;
  letter-spacing:0.04em;
  text-transform:uppercase;
  color:var(--muted);
  padding:9px 16px;
  border:1px solid var(--card-border);
  border-radius:999px;
  background:var(--card);
}

/* hero showcase */
.showcase-grid{
  display:grid;
  grid-template-columns:1.15fr 1fr 1fr;
  gap:20px;
  align-items:stretch;
}
.showcase-item{
  margin:0;
  border-radius:var(--radius);
  overflow:hidden;
  aspect-ratio:4/5;
  position:relative;
}
.showcase-item--tall{grid-row:span 1;}
.showcase-item img{width:100%;height:100%;object-fit:cover;}

/* ================= PLACEHOLDER FRAMES ================= */
.placeholder-frame{
  position:relative;
  border-radius:var(--radius);
  border:1px solid var(--card-border);
  background:
    linear-gradient(135deg, rgba(132,87,255,0.10), rgba(255,255,255,0.02) 60%),
    repeating-linear-gradient(135deg, rgba(255,255,255,0.02) 0 2px, transparent 2px 14px);
  cursor:zoom-in;
  transition:border-color 0.3s, transform 0.3s var(--ease);
}
.placeholder-frame img{width:100%;height:100%;object-fit:cover;}
.placeholder-frame:hover{border-color:var(--card-border-hover);transform:translateY(-4px);}
.placeholder-label{
  position:absolute;
  inset:0;
  display:none;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:0.08em;
  color:var(--muted);
  padding:20px;
}
.placeholder-frame.is-placeholder img{display:none;}
.placeholder-frame.is-placeholder .placeholder-label,
.placeholder-frame.is-placeholder + .placeholder-label{display:flex;}
.placeholder-frame::before{
  content:'';
  position:absolute;
  top:14px;left:14px;
  width:8px;height:8px;
  border-radius:50%;
  background:var(--blue-bright);
  box-shadow:0 0 8px var(--blue-bright);
  opacity:0;
  transition:opacity 0.3s;
}
.placeholder-frame.is-placeholder::before{opacity:0.9;}

/* frame-media / lang-media wrap placeholder + label as siblings */
.frame-media, .lang-media{
  position:relative;
  border-radius:var(--radius);
  overflow:hidden;
  aspect-ratio:9/13;
  border:1px solid var(--card-border);
  background:
    linear-gradient(135deg, rgba(132,87,255,0.10), rgba(255,255,255,0.02) 60%),
    repeating-linear-gradient(135deg, rgba(255,255,255,0.02) 0 2px, transparent 2px 14px);
  cursor:zoom-in;
  transition:border-color 0.3s, transform 0.3s var(--ease);
}
.frame-media:hover, .lang-media:hover{border-color:var(--card-border-hover);}
.frame-media img, .lang-media img{width:100%;height:100%;object-fit:cover;}
.frame-media .placeholder-label, .lang-media .placeholder-label{display:none;}
.frame-media.is-placeholder .placeholder-label, .lang-media.is-placeholder .placeholder-label{
  display:flex;position:absolute;inset:0;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;letter-spacing:0.08em;color:var(--muted);text-align:center;padding:16px;
}
.frame-media.is-placeholder img, .lang-media.is-placeholder img{display:none;}

.frame-media--upcoming{
  cursor:default;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:10px;
}
.frame-media--upcoming:hover{border-color:var(--card-border);}
.upcoming-dot{
  width:8px;height:8px;
  border-radius:50%;
  background:var(--blue-bright);
  box-shadow:0 0 10px var(--blue-bright);
  animation:upcoming-pulse 2.2s ease-in-out infinite;
}
@keyframes upcoming-pulse{
  0%, 100%{opacity:0.4;transform:scale(0.85);}
  50%{opacity:1;transform:scale(1);}
}
.upcoming-text{
  font-family:'Space Grotesk',sans-serif;
  font-size:16px;
  font-weight:700;
  color:var(--white);
}
.upcoming-sub{
  font-size:12px;
  color:var(--muted-2);
  font-style:italic;
}

/* product showcase (real package) */
.product-showcase{
  margin-top:64px;
  display:flex;
  justify-content:center;
}
.product-showcase img{
  max-width:280px;
  filter:drop-shadow(0 30px 60px rgba(132,87,255,0.25));
  transition:transform 0.4s var(--ease);
}
.product-showcase:hover img{transform:translateY(-6px) scale(1.02);}

/* ================= SECTION GENERIC ================= */
.section{
  position:relative;
  padding:130px 0;
}
.section--navy{
  background:linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section--black{background:var(--black);}
.section-head{
  margin-bottom:72px;
  max-width:760px;
}
.section-kicker{
  display:inline-block;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:0.1em;
  text-transform:uppercase;
  color:var(--blue-bright);
  margin-bottom:18px;
}
.section-title{
  font-size:clamp(2rem, 3.6vw, 3.1rem);
  line-height:1.12;
  margin-bottom:20px;
}
.section-sub{
  font-size:17px;
  color:var(--muted);
  line-height:1.7;
  max-width:640px;
}

/* ================= POSITIONING ================= */
.positioning-layout{
  display:grid;
  grid-template-columns:0.9fr 1.1fr;
  gap:64px;
  align-items:center;
}
.positioning-flow{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:0;
}
.flow-step{
  padding:22px 30px;
  border:1px solid var(--card-border);
  border-radius:var(--radius);
  background:var(--card);
  font-family:'Space Grotesk',sans-serif;
  font-size:clamp(1.5rem,2.4vw,2.1rem);
  font-weight:700;
  letter-spacing:0.02em;
  width:100%;
  display:flex;
  align-items:baseline;
  gap:16px;
  position:relative;
}
.flow-step--mid{
  background:linear-gradient(135deg, rgba(132,87,255,0.14), var(--card));
  border-color:rgba(167,139,250,0.3);
}
.flow-step--end{
  background:linear-gradient(135deg, rgba(132,87,255,0.28), rgba(132,87,255,0.06));
  border-color:rgba(167,139,250,0.55);
  box-shadow:0 0 40px rgba(132,87,255,0.15);
}
.flow-num{
  font-size:13px;
  color:var(--muted-2);
  font-weight:600;
  font-family:'Inter',sans-serif;
}
.flow-arrow{
  align-self:center;
  color:var(--blue-bright);
  font-size:22px;
  padding:6px 0;
}
.positioning-copy p{margin-bottom:18px;color:var(--muted);font-size:16.5px;line-height:1.75;}
.lead-copy{
  font-size:22px !important;
  font-weight:600;
  color:var(--white) !important;
  font-family:'Space Grotesk',sans-serif;
  margin-bottom:24px !important;
}

/* ================= AVATARS ================= */
.avatar-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:22px;
}
.avatar-card--wide{grid-column:span 1;}
.avatar-card{
  padding:32px 28px;
  border:1px solid var(--card-border);
  border-radius:var(--radius);
  background:var(--card);
  position:relative;
  transition:border-color 0.3s, transform 0.3s var(--ease), background 0.3s;
}
.avatar-card:hover{
  border-color:var(--card-border-hover);
  transform:translateY(-6px);
  background:rgba(132,87,255,0.05);
}
.avatar-index{
  font-family:'Space Grotesk',sans-serif;
  font-size:13px;
  font-weight:700;
  color:var(--blue-bright);
  letter-spacing:0.05em;
}
.avatar-name{
  font-size:21px;
  margin:14px 0 10px;
}
.avatar-desc{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.6;
  margin-bottom:22px;
}
.avatar-problem{
  padding:18px 20px;
  border-radius:var(--radius-sm);
  background:rgba(132,87,255,0.07);
  border:1px solid rgba(167,139,250,0.2);
  margin-bottom:22px;
}
.avatar-problem-label{
  display:block;
  font-size:10.5px;
  font-weight:700;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--blue-bright);
  margin-bottom:8px;
}
.avatar-problem p{
  font-size:15.5px;
  font-weight:600;
  color:var(--white);
  font-style:italic;
  line-height:1.5;
}
.avatar-territories{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.avatar-territories span{
  font-size:11.5px;
  font-weight:600;
  color:var(--muted);
  padding:6px 12px;
  border-radius:999px;
  border:1px solid var(--card-border);
}

/* ================= ANGLES ================= */
.angle-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  margin-bottom:56px;
}
.angle-card{
  background:var(--navy);
  padding:32px 26px;
  transition:background 0.3s;
  min-height:180px;
}
.angle-card:hover{background:rgba(132,87,255,0.08);}
.angle-num{
  display:block;
  font-family:'Space Grotesk',sans-serif;
  font-size:13px;
  font-weight:700;
  color:var(--blue-bright);
  margin-bottom:14px;
}
.angle-card h3{
  font-size:16.5px;
  margin-bottom:10px;
}
.angle-card p{
  font-size:13.5px;
  color:var(--muted);
  line-height:1.55;
  font-style:italic;
}
.callout{
  padding:34px 40px;
  border-radius:var(--radius);
  border:1px solid rgba(167,139,250,0.25);
  background:linear-gradient(135deg, rgba(132,87,255,0.10), rgba(132,87,255,0.02));
}
.callout p{
  font-size:17px;
  font-weight:600;
  color:var(--white);
  margin-bottom:6px;
}
.callout p:last-child{margin-bottom:0;color:var(--muted);font-weight:500;}

/* ================= SYSTEM DIAGRAM ================= */
.system-diagram{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
  gap:0;
  margin-bottom:64px;
  padding:48px 32px;
  border-radius:var(--radius);
  border:1px solid var(--card-border);
  background:radial-gradient(ellipse at center, rgba(132,87,255,0.06), transparent 70%);
}
.system-node{
  padding:20px 30px;
  border:1px solid var(--card-border);
  border-radius:999px;
  background:var(--card);
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;
  font-size:15px;
  letter-spacing:0.03em;
  transition:border-color 0.3s, box-shadow 0.3s;
}
.system-node:hover{border-color:var(--blue-bright);box-shadow:0 0 24px var(--blue-glow);}
.system-node--final{
  background:linear-gradient(135deg, var(--blue), var(--blue-deep));
  border-color:transparent;
  box-shadow:0 0 30px var(--blue-glow);
}
.system-connector{
  width:44px;height:1px;
  background:linear-gradient(90deg, var(--card-border), var(--blue-bright), var(--card-border));
  margin:0 4px;
}
.system-example{
  padding:40px;
  border-radius:var(--radius);
  background:var(--card);
  border:1px solid var(--card-border);
  margin-bottom:40px;
}
.system-example-tag{
  display:block;
  font-size:11.5px;
  font-weight:700;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--blue-bright);
  margin-bottom:26px;
}
.example-chain{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:14px;
}
.example-block{
  padding:14px 20px;
  border-radius:var(--radius-sm);
  border:1px solid var(--card-border);
  font-size:14.5px;
  font-weight:600;
  background:rgba(255,255,255,0.02);
}
.example-block--quote{
  font-style:italic;
  font-weight:600;
  color:var(--white);
  border-color:rgba(167,139,250,0.35);
  background:rgba(132,87,255,0.08);
}
.example-block--final{
  background:linear-gradient(135deg, var(--blue), var(--blue-deep));
  border-color:transparent;
  color:var(--white);
}
.example-arrow{color:var(--blue-bright);font-size:16px;}
.system-statement{
  font-size:clamp(1.2rem, 2vw, 1.5rem);
  font-weight:600;
  color:var(--white);
  max-width:800px;
  line-height:1.5;
  font-family:'Space Grotesk',sans-serif;
}

/* ================= FAMILY CARDS ================= */
.family-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:18px;
  margin-bottom:64px;
}
.family-card--wide{grid-column:span 4;}
.family-card{
  padding:28px 26px;
  border-radius:var(--radius);
  border:1px solid var(--card-border);
  background:var(--card);
  transition:border-color 0.3s, transform 0.3s var(--ease);
}
.family-card:hover{border-color:var(--card-border-hover);transform:translateY(-4px);}
.family-num{
  display:block;
  font-family:'Space Grotesk',sans-serif;
  color:var(--blue-bright);
  font-weight:700;
  font-size:13px;
  margin-bottom:14px;
}
.family-card h3{font-size:17px;margin-bottom:10px;}
.family-card p{font-size:14px;color:var(--muted);line-height:1.6;}

/* ================= EDITORIAL GALLERY ================= */
.gallery-editorial{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  grid-auto-rows:170px;
  grid-auto-flow:dense;
  gap:16px;
  margin-bottom:28px;
}
.gallery-item{margin:0;}
.gallery-item--a{grid-column:span 2;grid-row:span 2;}
.gallery-item--b{grid-column:span 2;grid-row:span 1;}
.gallery-item--c{grid-column:span 1;grid-row:span 1;}
.gallery-item--d{grid-column:span 1;grid-row:span 1;}
.gallery-item--e{grid-column:span 2;grid-row:span 1;}
.gallery-item--f{grid-column:span 1;grid-row:span 2;}
.gallery-item--g{grid-column:span 1;grid-row:span 1;}
.gallery-item--h{grid-column:span 2;grid-row:span 1;}
.gallery-item--i{grid-column:span 1;grid-row:span 1;}
.gallery-item--j{grid-column:span 1;grid-row:span 1;}
.gallery-item--wide{grid-column:span 2;grid-row:span 2;}
.gallery-editorial--current{grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;}

.fine-note{
  font-size:13px;
  color:var(--muted-2);
  font-style:italic;
}
.fine-note.center{text-align:center;}

/* ================= UGC CONCEPTS ================= */
.concept-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:20px;
  margin-bottom:44px;
}
.concept-card{
  padding:30px 26px;
  border-radius:var(--radius);
  border:1px solid var(--card-border);
  background:var(--card);
  transition:border-color 0.3s, transform 0.3s var(--ease);
}
.concept-card:hover{border-color:var(--card-border-hover);transform:translateY(-4px);}
.concept-num{
  display:inline-block;
  font-family:'Space Grotesk',sans-serif;
  font-size:12.5px;
  font-weight:700;
  color:var(--blue-bright);
  padding:5px 11px;
  border-radius:999px;
  border:1px solid rgba(167,139,250,0.3);
  margin-bottom:16px;
}
.concept-card h3{font-size:17px;margin-bottom:10px;line-height:1.3;}
.concept-card p{font-size:14px;color:var(--muted);line-height:1.6;}

/* ================= STORYBOARD ================= */
.storyboard{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:20px;
  margin-bottom:48px;
}
.frame-card{display:flex;flex-direction:column;gap:16px;}
.frame-info{padding:0 4px;}
.frame-time{
  display:inline-block;
  font-size:11px;
  font-weight:700;
  letter-spacing:0.06em;
  color:var(--blue-bright);
  margin-bottom:10px;
}
.frame-desc{font-size:14px;color:var(--muted);line-height:1.55;margin-bottom:8px;}
.frame-hook{
  font-size:14.5px;
  font-weight:600;
  font-style:italic;
  color:var(--white);
}
.storyboard-final{
  text-align:center;
  font-family:'Space Grotesk',sans-serif;
  font-size:clamp(1.4rem,2.4vw,2rem);
  font-weight:700;
  color:var(--white);
}

/* ================= LANG COMPARE ================= */
.lang-compare{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  gap:36px;
  align-items:center;
  margin-bottom:28px;
}
.lang-panel{display:flex;flex-direction:column;gap:16px;}
.lang-tag{
  font-size:12.5px;
  font-weight:700;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--blue-bright);
}
.lang-divider{
  display:flex;align-items:center;justify-content:center;
  width:52px;height:52px;
  border-radius:50%;
  border:1px solid var(--card-border);
  color:var(--muted);
  font-size:18px;
  font-weight:700;
}

/* ================= LOOP ================= */
.loop-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:20px;
  margin-bottom:52px;
}
.loop-card{
  padding:30px 26px;
  border-radius:var(--radius);
  border:1px solid var(--card-border);
  background:var(--card);
  display:flex;
  flex-direction:column;
  transition:border-color 0.3s, transform 0.3s var(--ease);
}
.loop-card:hover{border-color:var(--card-border-hover);transform:translateY(-4px);}
.loop-num{
  font-family:'Space Grotesk',sans-serif;
  font-size:13px;
  font-weight:700;
  color:var(--blue-bright);
  margin-bottom:14px;
}
.loop-card h3{font-size:19px;margin-bottom:10px;}
.loop-card p{font-size:14px;color:var(--muted);line-height:1.6;}
.winning-combo{
  margin-top:16px;
  display:flex;
  flex-direction:column;
  gap:8px;
  font-size:12px;
  font-weight:700;
  color:var(--blue-bright);
}
.winning-combo span:not(.combo-x){
  padding:8px 10px;
  border:1px solid rgba(167,139,250,0.25);
  border-radius:8px;
  background:rgba(132,87,255,0.06);
}
.combo-x{color:var(--muted-2);text-align:center;font-size:11px;}
.loop-list{margin-top:10px;display:flex;flex-direction:column;gap:6px;}
.loop-list li{
  font-size:13.5px;
  color:var(--muted);
  padding-left:16px;
  position:relative;
}
.loop-list li::before{
  content:'';
  position:absolute;left:0;top:9px;
  width:5px;height:5px;
  background:var(--blue-bright);
  border-radius:50%;
}
.loop-banner{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
  gap:18px;
  padding:44px;
  border-radius:var(--radius);
  border:1px solid rgba(167,139,250,0.25);
  background:linear-gradient(135deg, rgba(132,87,255,0.12), rgba(132,87,255,0.02));
  font-family:'Space Grotesk',sans-serif;
  font-size:clamp(1.1rem, 2.4vw, 1.8rem);
  font-weight:700;
  letter-spacing:0.02em;
}
.loop-banner-arrow{color:var(--blue-bright);font-size:0.7em;}
.loop-banner-cycle{
  color:var(--blue-bright);
  font-size:1.3em;
  margin-left:6px;
}

/* ================= STATUS / AVANCEMENT ================= */
.status-layout{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
  margin-bottom:56px;
}
.status-col{
  padding:36px 34px;
  border-radius:var(--radius);
  border:1px solid var(--card-border);
  background:var(--card);
}
.status-heading{
  font-size:13px;
  font-weight:700;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--muted);
  margin-bottom:22px;
}
.status-list li{
  font-size:15px;
  padding:12px 0;
  border-top:1px solid var(--line);
  display:flex;
  align-items:flex-start;
  gap:12px;
  color:var(--white);
}
.status-list li:first-child{border-top:none;}
.status-list--done li::before{
  content:'✓';
  color:var(--blue-bright);
  font-weight:700;
  flex-shrink:0;
}
.status-list--progress li::before{
  content:'→';
  color:var(--muted);
  font-weight:700;
  flex-shrink:0;
}
.status-list--progress li{color:var(--muted);}

/* ================= CLOSING ================= */
.closing{
  position:relative;
  padding:180px 0 140px;
  text-align:center;
  overflow:hidden;
  background:radial-gradient(ellipse at 50% 100%, rgba(132,87,255,0.14), transparent 60%), var(--black);
}
.closing-glow{
  position:absolute;
  bottom:-300px;left:50%;
  transform:translateX(-50%);
  width:900px;height:600px;
  background:radial-gradient(ellipse at center, rgba(132,87,255,0.22), transparent 70%);
  pointer-events:none;
}
.closing-inner{position:relative;z-index:1;max-width:920px;}
.closing-line{
  font-family:'Space Grotesk',sans-serif;
  font-size:clamp(1.3rem, 2.6vw, 1.9rem);
  font-weight:600;
  color:var(--muted);
  margin-bottom:14px;
}
.closing-line--big{
  font-size:clamp(2rem, 5vw, 3.4rem);
  font-weight:800;
  color:var(--white);
  line-height:1.15;
  margin-bottom:36px;
}
.closing-copy{
  font-size:16.5px;
  color:var(--muted);
  line-height:1.8;
  max-width:700px;
  margin:0 auto 64px;
}
.closing-brand{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:22px;
  font-family:'Space Grotesk',sans-serif;
  font-size:clamp(1.1rem, 2.4vw, 1.6rem);
  font-weight:700;
  letter-spacing:0.04em;
}
.closing-brand-x{color:var(--gs-purple);}
.closing-brand-gs{height:26px;width:auto;}

/* ================= FOOTER ================= */
.site-footer{
  padding:32px 0;
  border-top:1px solid var(--line);
  background:var(--black);
}
.footer-inner{
  font-size:12.5px;
  color:var(--muted-2);
  text-align:center;
}

/* ================= LIGHTBOX ================= */
.lightbox{
  position:fixed;
  inset:0;
  z-index:2000;
  background:rgba(5,7,10,0.92);
  backdrop-filter:blur(8px);
  display:none;
  align-items:center;
  justify-content:center;
  padding:40px;
  opacity:0;
  transition:opacity 0.25s var(--ease);
}
.lightbox.is-open{display:flex;opacity:1;}
.lightbox img{max-width:90vw;max-height:88vh;border-radius:12px;box-shadow:0 30px 80px rgba(0,0,0,0.6);}
.lightbox-close{
  position:absolute;
  top:28px;right:32px;
  width:44px;height:44px;
  border-radius:50%;
  border:1px solid var(--card-border);
  background:rgba(255,255,255,0.05);
  color:var(--white);
  font-size:24px;
  cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:background 0.2s;
}
.lightbox-close:hover{background:rgba(255,255,255,0.12);}

/* ================= SCROLL REVEAL ================= */
.reveal{
  opacity:0;
  transform:translateY(28px);
  transition:opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible{opacity:1;transform:translateY(0);}

/* stagger children within grids */
.avatar-grid .reveal,
.angle-grid .reveal,
.family-grid .reveal,
.concept-grid .reveal,
.loop-grid .reveal{transition-delay:calc(var(--i, 0) * 60ms);}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px){
  .main-nav{
    display:flex;
    position:fixed;
    top:64px; left:0; right:0;
    flex-direction:column;
    gap:0;
    background:rgba(8,11,18,0.98);
    backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
    padding:8px 22px 18px;
    transform:translateY(-12px);
    opacity:0;
    pointer-events:none;
    transition:opacity 0.25s var(--ease), transform 0.25s var(--ease);
    z-index:150;
  }
  .main-nav.is-open{
    opacity:1;
    transform:translateY(0);
    pointer-events:auto;
  }
  .main-nav a{
    padding:14px 0;
    border-top:1px solid var(--line);
    font-size:15px;
  }
  .main-nav a:first-child{border-top:none;}
  .nav-toggle{display:flex;}
  .client-tag{display:none;}

  .avatar-grid{grid-template-columns:repeat(2,1fr);}
  .angle-grid{grid-template-columns:repeat(2,1fr);}
  .family-grid{grid-template-columns:repeat(2,1fr);}
  .family-card--wide{grid-column:span 2;}
  .concept-grid{grid-template-columns:repeat(2,1fr);}
  .loop-grid{grid-template-columns:repeat(2,1fr);}
  .storyboard{grid-template-columns:repeat(2,1fr);}
  .status-layout{grid-template-columns:1fr;}
  .positioning-layout{grid-template-columns:1fr;gap:48px;}
  .showcase-grid{grid-template-columns:1fr 1fr;}
  .showcase-item--tall{grid-column:span 2;aspect-ratio:16/9;}
}

@media (max-width: 720px){
  .section-inner{padding:0 22px;}
  .section{padding:90px 0;}
  .hero{padding:150px 0 70px;}
  .avatar-grid{grid-template-columns:1fr;}
  .angle-grid{grid-template-columns:1fr;}
  .family-grid{grid-template-columns:1fr;}
  .family-card--wide{grid-column:span 1;}
  .concept-grid{grid-template-columns:1fr;}
  .loop-grid{grid-template-columns:1fr;}
  .storyboard{grid-template-columns:1fr;}
  .showcase-grid{grid-template-columns:1fr;}
  .showcase-item--tall{grid-column:span 1;aspect-ratio:4/5;}
  .lang-compare{grid-template-columns:1fr;}
  .lang-divider{margin:0 auto;}
  .gallery-editorial{grid-template-columns:repeat(2,1fr);grid-auto-rows:140px;}
  .gallery-item--a,.gallery-item--wide{grid-column:span 2;grid-row:span 2;}
  .gallery-item--b,.gallery-item--e,.gallery-item--h{grid-column:span 2;grid-row:span 1;}
  .gallery-item--f{grid-column:span 1;grid-row:span 2;}
  .gallery-item--i,.gallery-item--j{grid-column:span 1;grid-row:span 1;}
  .system-diagram{padding:32px 18px;}
  .system-connector{width:24px;}
  .example-chain{flex-direction:column;align-items:flex-start;}
  .example-arrow{align-self:flex-start;padding-left:10px;}
  .header-inner{padding:14px 20px;}
  .gs-tag{display:none;}
}