/* ===========================================================
   zyno — design tokens
   O estúdio, não um cliente: precisa parecer confiante e
   tech, e a peça central é o próprio portfólio (o hero
   mostra as 3 identidades como prova, não como decoração).
=========================================================== */
:root{
  --bg: #0B1620;
  --bg-soft: #0E1A24;
  --surface: #16283A;
  --ink: #EAF3F0;
  --ink-soft: #9FB3B8;
  --ink-faint: #5C707A;
  --accent: #12D9A3;
  --accent-dark: #0BAE82;
  --accent-tint: #12332B;
  --line: rgba(234,243,240,.12);
  --shadow-sm: 0 2px 14px rgba(0,0,0,.3);
  --shadow-md: 0 24px 60px rgba(0,0,0,.45);
  --radius: 16px;
  --radius-lg: 20px;
  --radius-sm: 10px;
  --container: 1200px;
  --ff-display: "Bricolage Grotesque", system-ui, sans-serif;
  --ff-sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ff-mono: "JetBrains Mono", ui-monospace, "SF Mono", Consolas, monospace;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; scroll-padding-top:92px; }
body{
  margin:0; font-family:var(--ff-sans); color:var(--ink-soft);
  background:var(--bg); -webkit-font-smoothing:antialiased; line-height:1.6;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
button{ font-family:inherit; cursor:pointer; }
input,select,textarea{ font-family:inherit; font-size:1rem; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
}

.container{ max-width:var(--container); margin:0 auto; padding:0 32px; }
.container.narrow{ max-width:760px; }
.center{ text-align:center; }
.tracked{ text-transform:uppercase; letter-spacing:.1em; }

.eyebrow{ font-size:.78rem; font-weight:700; letter-spacing:.06em; color:var(--accent); margin:0 0 16px; }
.eyebrow.center{ text-align:center; }
.eyebrow--light{ color:var(--accent); }
.mono{ font-family:var(--ff-mono); font-weight:500; letter-spacing:0; text-transform:none; }

/* Bold declarative statements — hero, pain section, CTA band */
.shout{ text-transform:uppercase; letter-spacing:-.01em; }
.section-title-shout{
  font-family:var(--ff-display); font-weight:800;
  font-size:clamp(1.9rem, 4vw, 2.9rem);
  line-height:1.1; margin:0 0 18px; color:var(--ink);
}
.center-head{ margin-left:auto; margin-right:auto; text-align:center; }

.section-head{ max-width:640px; margin-bottom:52px; }
.section-title{
  font-family:var(--ff-display); font-weight:600;
  font-size:clamp(1.9rem, 3.2vw, 2.6rem);
  line-height:1.15; margin:0 0 16px; color:var(--ink); letter-spacing:-.01em;
}
.section-title-alt{
  font-family:var(--ff-display); font-weight:600;
  font-size:clamp(1.9rem, 3.4vw, 2.7rem);
  line-height:1.15; margin:0 0 40px; color:var(--ink);
}
.statement{
  font-family:var(--ff-display); font-weight:500;
  font-size:clamp(1.5rem, 2.8vw, 2.1rem);
  line-height:1.45; color:var(--ink); margin:0 0 28px;
}
.statement-sub{ font-size:1.02rem; color:var(--ink-soft); max-width:600px; margin:0 auto; }
.lead{ font-size:1rem; color:var(--ink-soft); max-width:480px; margin:0; }

/* ===========================================================
   Link with animated arrow
=========================================================== */
.link-arrow{ display:inline-flex; align-items:center; gap:12px; font-size:.9rem; font-weight:600; color:var(--ink); }
.arrow-line{ position:relative; width:36px; height:1px; background:currentColor; display:inline-block; transition:width .3s var(--ease); }
.arrow-line i{ position:absolute; right:0; top:50%; width:5px; height:5px; border-top:1.4px solid currentColor; border-right:1.4px solid currentColor; transform:translateY(-50%) rotate(45deg); }
.link-arrow:hover{ color:var(--accent); }
.link-arrow:hover .arrow-line{ width:50px; }

/* ===========================================================
   Buttons
=========================================================== */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:15px 28px; border-radius:var(--radius-sm);
  font-weight:700; font-size:.9rem;
  border:1px solid transparent;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), background-color .25s, color .25s;
  white-space:nowrap;
}
.btn-primary{ background:var(--accent); color:#052019; box-shadow:var(--shadow-sm); }
.btn-primary:hover{ background:#3FE8BC; transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn-sm{ padding:11px 20px; font-size:.82rem; }
.btn-block{ width:100%; }
.btn-whatsapp{ background:#25D366; color:#0c2b18; margin-top:8px; border-radius:100px; }
.btn-whatsapp:hover{ background:#2fe377; transform:translateY(-2px); }

/* ===========================================================
   Progress bar / scrollbar
=========================================================== */
.progress-bar{ position:fixed; top:0; left:0; height:3px; width:0%; background:var(--accent); z-index:1000; transition:width .1s linear; }
::-webkit-scrollbar{ width:11px; }
::-webkit-scrollbar-track{ background:var(--bg); }
::-webkit-scrollbar-thumb{ background:#23343f; border-radius:10px; border:3px solid var(--bg); }
::-webkit-scrollbar-thumb:hover{ background:var(--accent); }
html{ scrollbar-color:#23343f var(--bg); scrollbar-width:thin; }

/* ===========================================================
   Grain texture overlay
=========================================================== */
.grain-overlay{
  position:fixed; inset:0; z-index:1500; pointer-events:none; opacity:.045; mix-blend-mode:overlay;
  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='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:180px 180px;
}

/* ===========================================================
   Custom cursor
=========================================================== */
.cursor-dot, .cursor-ring{ position:fixed; top:0; left:0; pointer-events:none; border-radius:50%; z-index:2000; transform:translate(-50%,-50%); mix-blend-mode:difference; will-change:transform,width,height; }
.cursor-dot{ width:6px; height:6px; background:#fff; opacity:0; transition:opacity .3s; }
.cursor-ring{ width:34px; height:34px; border:1px solid #fff; opacity:0; transition:width .3s var(--ease), height .3s var(--ease), opacity .3s; }
html.has-cursor .cursor-dot, html.has-cursor .cursor-ring{ opacity:.85; }
.cursor-ring.grow{ width:64px; height:64px; }
html.has-cursor, html.has-cursor a, html.has-cursor button{ cursor:none; }
@media (pointer:coarse), (hover:none){ .cursor-dot, .cursor-ring{ display:none !important; } }

/* Cursor-as-label — turns into a pill with text over portfolio cards */
.cursor-ring.label{
  width:auto; height:auto; padding:12px 20px; border-radius:100px;
  background:var(--accent); border:none; mix-blend-mode:normal;
  display:flex; align-items:center; justify-content:center; white-space:nowrap;
  opacity:0; transition:opacity .25s;
}
html.has-cursor .cursor-ring.label{ opacity:1; }
.cursor-label{ font-family:var(--ff-display); font-weight:700; font-size:.8rem; color:#052019; }

/* ===========================================================
   Value terminal (linha única digitando — substitui a faixa deslizante)
=========================================================== */
.value-terminal{ background:var(--bg-soft); padding:22px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.value-terminal-inner{ display:flex; align-items:center; gap:10px; font-size:1.1rem; color:var(--ink); min-height:1.4em; }
.value-terminal-prompt{ color:var(--accent); font-weight:600; }
.value-terminal-cursor{ color:var(--accent); animation:blink 1s step-end infinite; }
@keyframes blink{ 50%{ opacity:0; } }

/* ===========================================================
   Header
=========================================================== */
.site-header{ position:fixed; top:0; left:0; right:0; z-index:900; padding:24px 0; transition:background-color .3s, padding .3s, border-color .3s; border-bottom:1px solid transparent; }
.site-header.scrolled{ background:rgba(11,22,32,.9); backdrop-filter:blur(14px); padding:15px 0; border-color:var(--line); }
.header-inner{ display:flex; align-items:center; justify-content:space-between; gap:24px; }
.brand{ display:flex; align-items:center; gap:10px; }
.brand-mark{ width:32px; height:32px; }
.brand-name{ font-family:var(--ff-display); font-size:1.3rem; font-weight:700; color:var(--ink); }

.main-nav{ display:flex; gap:28px; }
.main-nav a{ font-size:.9rem; font-weight:500; color:var(--ink-soft); position:relative; padding:4px 0; white-space:nowrap; transition:color .2s; }
.main-nav a::after{ content:""; position:absolute; left:0; bottom:0; height:1px; width:0; background:var(--accent); transition:width .3s var(--ease); }
.main-nav a:hover{ color:var(--ink); }
.main-nav a:hover::after{ width:100%; }

.nav-toggle{ display:none; flex-direction:column; justify-content:center; gap:5px; width:38px; height:38px; background:none; border:none; padding:0; }
.nav-toggle span{ height:2px; width:100%; background:var(--ink); border-radius:2px; transition:transform .3s var(--ease), opacity .3s var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ===========================================================
   Hero
=========================================================== */
.hero{ position:relative; padding:170px 0 90px; overflow:hidden; }
.hero-texture{ position:absolute; inset:0; z-index:0; overflow:hidden; }
.hero-photo{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:.32; filter:grayscale(1) contrast(1.05); }
.hero-photo-overlay{
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, var(--bg) 0%, rgba(11,22,32,.55) 40%, var(--bg) 100%),
    linear-gradient(90deg, var(--bg) 0%, rgba(11,22,32,.35) 55%, rgba(11,22,32,.7) 100%);
}
.dot-grid{ position:absolute; inset:-10%; background-image:radial-gradient(var(--ink) .8px, transparent .8px); background-size:26px 26px; opacity:.09; }
.constellation{ position:absolute; inset:0; width:100%; height:100%; opacity:.95; }
.hero-glow{
  position:absolute; width:60vw; height:60vw; max-width:720px; max-height:720px;
  border-radius:50%; z-index:0; pointer-events:none;
  background:radial-gradient(circle, rgba(18,217,163,.16) 0%, rgba(18,217,163,0) 68%);
  animation:hero-glow-drift 22s ease-in-out infinite;
  will-change:transform;
}
@keyframes hero-glow-drift{
  0%,100%{ transform:translate(8%, -6%); }
  50%{ transform:translate(-6%, 8%); }
}
@media (prefers-reduced-motion: reduce){ .hero-glow{ animation:none; } }

.hero-grid{ position:relative; z-index:1; display:grid; grid-template-columns:1.1fr .9fr; gap:60px; align-items:center; }
.hero-title{
  font-family:var(--ff-display); font-weight:800;
  font-size:clamp(2.1rem, 4vw, 3.4rem);
  line-height:1.08; letter-spacing:-.01em; margin:0 0 24px; color:var(--ink);
}
.hero-sub{ font-size:1.02rem; color:var(--ink-soft); max-width:480px; margin:0 0 32px; }
.hero-cta{ display:flex; align-items:center; gap:26px; flex-wrap:wrap; margin-bottom:36px; }
.hl{ color:var(--accent); font-style:italic; }

/* Split-text mask reveal (hero headline) */
.rt-mask{ display:inline-block; overflow:hidden; vertical-align:top; padding-bottom:.12em; }
.rt-word{ display:inline-block; opacity:0; transform:translateY(110%); animation:wordUp .85s var(--ease) forwards; animation-delay:calc(var(--i) * .06s + .1s); }
@keyframes wordUp{ to{ opacity:1; transform:translateY(0); } }

/* Terminal — typing effect */
.terminal{
  max-width:420px; border-radius:10px; overflow:hidden;
  background:var(--surface); border:1px solid var(--line); box-shadow:var(--shadow-sm);
}
.terminal-bar{ display:flex; align-items:center; gap:10px; padding:10px 14px; background:rgba(0,0,0,.2); border-bottom:1px solid var(--line); }
.terminal-dots{ display:flex; gap:6px; }
.terminal-dots i{ width:8px; height:8px; border-radius:50%; background:var(--ink-faint); opacity:.5; display:block; }
.terminal-bar-label{ font-size:.72rem; color:var(--ink-faint); }
.terminal-body{ padding:16px 18px; font-size:.86rem; color:var(--accent); min-height:1.4em; }
.terminal-prompt{ color:var(--ink-faint); }
.terminal-cursor{ display:inline-block; color:var(--accent); animation:blink 1s step-end infinite; }
@keyframes blink{ 50%{ opacity:0; } }

/* Showcase card stack — hero centerpiece */
.hero-visual{ display:flex; justify-content:center; }
.showcase-stack{ position:relative; height:440px; width:100%; max-width:360px; }
.showcase-card{
  position:absolute; inset:0; border-radius:18px; padding:26px;
  display:flex; flex-direction:column; justify-content:flex-end; gap:10px;
  box-shadow:0 20px 50px rgba(0,0,0,.5);
  transition:transform .45s var(--ease), box-shadow .45s var(--ease), z-index 0s;
  color:#fff; background-size:cover; background-position:center;
}
.sc-1{ background-image:linear-gradient(to top, rgba(20,12,8,.82), rgba(20,12,8,.08) 55%), url('../img/case-alma.jpg'); transform:rotate(-14deg) translate(-52px,10px) translateY(var(--pz,0px)); z-index:1; }
.sc-2{ background-image:linear-gradient(to top, rgba(30,14,18,.82), rgba(30,14,18,.08) 55%), url('../img/case-alva.jpg'); transform:rotate(-6deg) translate(-24px,-10px) translateY(var(--pz,0px)); z-index:2; }
.sc-3{ background-image:linear-gradient(to top, rgba(6,22,24,.82), rgba(6,22,24,.08) 55%), url('../img/case-ativa.jpg'); transform:rotate(2deg) translate(4px,4px) translateY(var(--pz,0px)); z-index:3; }
.sc-4{ background-image:linear-gradient(to top, rgba(14,18,26,.82), rgba(14,18,26,.08) 55%), url('../img/case-alento.jpg'); transform:rotate(10deg) translate(30px,-8px) translateY(var(--pz,0px)); z-index:4; }
.sc-5{ background-image:linear-gradient(to top, rgba(10,20,12,.82), rgba(10,20,12,.08) 55%), url('../img/case-raiz.jpg'); transform:rotate(17deg) translate(56px,14px) translateY(var(--pz,0px)); z-index:5; }
.showcase-stack:hover .showcase-card{ opacity:.5; }
.showcase-card:hover{ opacity:1 !important; transform:rotate(0deg) translate(0,-16px) scale(1.05) !important; z-index:6; box-shadow:0 30px 70px rgba(0,0,0,.6); }
.sc-tag{ font-size:.68rem; font-weight:700; letter-spacing:.1em; text-transform:uppercase; opacity:.8; }
.sc-title{ font-family:var(--ff-display); font-weight:700; font-size:1.5rem; line-height:1.15; }

/* ===========================================================
   Sections
=========================================================== */
.section{ padding:120px 0; }
.band-deep{ background:var(--bg-soft); position:relative; overflow:hidden; }
.problem{ background:var(--bg-soft); position:relative; overflow:hidden; }
#portfolio{ position:relative; overflow:hidden; }
.split{ display:grid; grid-template-columns:1fr 1fr; gap:72px; align-items:start; }

/* Subtle starfield texture on dark bands */
.band-deep::before, .problem::before, .cta-band::before, #portfolio::before{
  content:"";
  position:absolute; inset:0; pointer-events:none;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 22%, rgba(234,243,240,.5), transparent),
    radial-gradient(1px 1px at 32% 68%, rgba(234,243,240,.4), transparent),
    radial-gradient(1.5px 1.5px at 58% 15%, rgba(234,243,240,.35), transparent),
    radial-gradient(1px 1px at 74% 52%, rgba(18,217,163,.5), transparent),
    radial-gradient(1.5px 1.5px at 88% 78%, rgba(234,243,240,.4), transparent),
    radial-gradient(1px 1px at 20% 88%, rgba(234,243,240,.3), transparent),
    radial-gradient(1px 1px at 46% 40%, rgba(234,243,240,.3), transparent);
  background-size:100% 100%;
  opacity:.5;
  animation:starfield-twinkle 6s ease-in-out infinite;
}
@keyframes starfield-twinkle{ 0%,100%{ opacity:.35; } 50%{ opacity:.65; } }
@media (prefers-reduced-motion: reduce){ .band-deep::before, .problem::before, .cta-band::before, #portfolio::before{ animation:none; opacity:.5; } }

.band-deep > *, .problem > *, .cta-band > *, #portfolio > *{ position:relative; z-index:1; }

.section-glow{
  position:absolute; width:52vw; height:52vw; max-width:600px; max-height:600px;
  border-radius:50%; z-index:0; pointer-events:none; top:-10%; right:-10%;
  background:radial-gradient(circle, rgba(18,217,163,.14) 0%, rgba(18,217,163,0) 68%);
  animation:hero-glow-drift 24s ease-in-out infinite;
  will-change:transform;
}
.section-glow.alt{ top:auto; right:auto; bottom:-12%; left:-8%; animation-duration:28s; animation-direction:reverse; }
@media (prefers-reduced-motion: reduce){ .section-glow{ animation:none; } }

/* ===========================================================
   Pain list ("Qual a sua maior dor?") — big editorial rows,
   not boxes: the number is huge and outlined, not a small icon.
=========================================================== */
.pain-list{ border-top:1px solid var(--line); margin-top:56px; }
.pain-row{
  display:grid; grid-template-columns:120px 1fr; gap:32px; align-items:center;
  padding:40px 4px; border-bottom:1px solid var(--line);
  transition:padding-left .35s var(--ease);
}
.pain-row:hover{ padding-left:16px; }
.pain-index{
  font-family:var(--ff-display); font-weight:800; font-size:3.2rem; line-height:1;
  color:transparent; -webkit-text-stroke:1.5px var(--line); transition:-webkit-text-stroke-color .35s;
}
.pain-row:hover .pain-index{ -webkit-text-stroke-color:var(--accent); }
.pain-statement{
  margin:0; font-family:var(--ff-display); font-weight:600;
  font-size:clamp(1.15rem, 2vw, 1.5rem); line-height:1.45; color:var(--ink);
}
.pain-statement em{ font-style:normal; }

/* ===========================================================
   CTA band (final punch before contact)
=========================================================== */
.cta-band{ position:relative; padding:110px 0; background:var(--bg-soft); border-top:1px solid var(--line); border-bottom:1px solid var(--line); overflow:hidden; }
.cta-band-photo{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:.4; }
.cta-band-overlay{ position:absolute; inset:0; background:linear-gradient(180deg, var(--bg-soft) 0%, rgba(14,26,36,.65) 50%, var(--bg-soft) 100%); }
.cta-band-title{ margin:0 auto 36px; max-width:680px; }

/* ===========================================================
   Portfolio — big alternating rows, plain vertical scroll.
   (No scroll-jacking: each case gets room to breathe instead.)
=========================================================== */
.case-rows{ display:flex; flex-direction:column; gap:88px; margin-top:56px; }
.case-row{
  display:grid; grid-template-columns:1.1fr 1fr; gap:56px; align-items:center;
  text-decoration:none;
}
.case-row--reverse{ grid-template-columns:1fr 1.1fr; }
.case-row--reverse .case-swatch{ order:2; }

.case-swatch{
  position:relative; aspect-ratio:16/10; border-radius:var(--radius-lg); overflow:hidden;
  display:flex; flex-direction:column; justify-content:space-between;
  transition:transform .5s var(--ease), box-shadow .4s var(--ease);
  box-shadow:var(--shadow-sm);
}
.case-row:hover .case-swatch{ transform:scale(1.02); box-shadow:var(--shadow-md); }
.case-swatch img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0; }
.case-swatch::after{
  content:''; position:absolute; inset:0; z-index:1; pointer-events:none;
  background:linear-gradient(to bottom, rgba(0,0,0,.4) 0%, rgba(0,0,0,0) 26%, rgba(0,0,0,0) 62%, rgba(0,0,0,.5) 100%);
}
.case-browser-bar{ position:relative; z-index:2; display:flex; align-items:center; gap:10px; padding:14px 16px; background:rgba(0,0,0,.22); }
.case-browser-dots{ display:flex; gap:5px; flex:none; }
.case-browser-dots i{ width:7px; height:7px; border-radius:50%; background:rgba(255,255,255,.45); display:block; }
.case-browser-url{ font-size:.68rem; color:rgba(255,255,255,.8); background:rgba(255,255,255,.1); padding:4px 12px; border-radius:100px; }
.case-swatch-tag{ position:relative; z-index:2; display:block; padding:0 16px 16px; font-size:.66rem; font-weight:500; letter-spacing:.06em; color:rgba(255,255,255,.7); }
.case-swatch--alma{ background:linear-gradient(150deg,#F3E0D2,#B24B2C 75%); }
.case-swatch--alva{ background:linear-gradient(150deg,#FBF3EC,#C97E8C 80%); }
.case-swatch--ativa{ background:linear-gradient(150deg,#F4F7F6,#0E7C86 85%); }
.case-swatch--alento{ background:linear-gradient(150deg,#E4E9F0,#64758E 80%); }
.case-swatch--raiz{ background:linear-gradient(150deg,#DCEBD9,#2F7A3E 85%); }

.case-body{ padding:8px; }
.case-category{ display:block; font-size:.76rem; font-weight:700; letter-spacing:.06em; color:var(--accent); margin-bottom:12px; text-transform:uppercase; }
.case-body h3{ font-family:var(--ff-display); font-size:1.6rem; font-weight:700; color:var(--ink); margin:0 0 14px; }
.case-body p{ font-size:.98rem; color:var(--ink-soft); margin:0 0 22px; max-width:440px; }
.case-palette{ display:flex; gap:6px; margin-bottom:22px; }
.case-palette i{ width:16px; height:16px; border-radius:50%; background:var(--c); display:block; border:1px solid rgba(255,255,255,.15); }
.case-link{ display:inline-flex; align-items:center; gap:12px; font-size:.88rem; font-weight:700; color:var(--ink); }
.case-row:hover .case-link{ color:var(--accent); }
.case-row:hover .arrow-line{ width:50px; }

.case-end{
  margin-top:64px; padding:44px; border-radius:var(--radius-lg); border:1px dashed var(--line);
  display:flex; align-items:center; justify-content:space-between; gap:24px; flex-wrap:wrap;
}
.case-end p{ font-family:var(--ff-display); font-weight:700; font-size:1.25rem; color:var(--ink); margin:0; }

/* ===========================================================
   Process — sticky narrative. Left column pins in place
   (pure CSS position:sticky) while the steps scroll past it.
=========================================================== */
.process-scroll-grid{ display:grid; grid-template-columns:.85fr 1.15fr; gap:80px; align-items:start; }
.process-sticky-col{ position:sticky; top:130px; }
.process-sticky-col .lead{ margin-top:20px; }
.process-photo{
  margin-top:32px; border-radius:var(--radius-lg); overflow:hidden;
  box-shadow:var(--shadow-md); border:1px solid var(--line); max-width:420px;
}
.process-photo img{ width:100%; display:block; filter:saturate(.85) contrast(1.05); }
.process-steps-col{ display:flex; flex-direction:column; border-top:1px solid var(--line); }
.process-step-lg{ padding:52px 0; border-bottom:1px solid var(--line); }
.process-num-lg{ display:block; color:var(--accent); font-size:.8rem; margin-bottom:16px; }
.process-step-lg h3{ font-family:var(--ff-display); font-size:1.5rem; font-weight:700; color:var(--ink); margin:0 0 12px; }
.process-step-lg p{ font-size:.96rem; color:var(--ink-soft); max-width:440px; margin:0; }

/* ===========================================================
   Reason grid (Por que zyno) — hairline spec-sheet layout,
   deliberately not another card grid.
=========================================================== */
.sobre-photo{
  border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-md);
  border:1px solid var(--line); aspect-ratio:21/9; margin-top:8px;
}
.sobre-photo img{ width:100%; height:100%; object-fit:cover; display:block; filter:saturate(.9) contrast(1.03); }

.reason-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:1px;
  background:var(--line); border:1px solid var(--line); margin-top:52px;
}
.reason-row{ background:var(--bg); padding:38px 40px; transition:background-color .3s; }
.reason-row:hover{ background:var(--bg-soft); }
.reason-row h3{
  position:relative; margin:0 0 10px; padding-left:22px;
  font-family:var(--ff-display); font-weight:700; font-size:1.08rem; color:var(--ink);
}
.reason-row h3::before{ content:""; position:absolute; left:0; top:.4em; width:10px; height:10px; background:var(--accent); border-radius:2px; }
.reason-row p{ margin:0; font-size:.9rem; color:var(--ink-soft); padding-left:22px; }

/* ===========================================================
   FAQ Accordion
=========================================================== */
.accordion{ border-top:1px solid var(--line); }
.accordion-item{ border-bottom:1px solid var(--line); }
.accordion-trigger{ width:100%; display:flex; align-items:center; justify-content:space-between; background:none; border:none; padding:22px 4px; font-size:1rem; font-weight:600; color:var(--ink); text-align:left; }
.accordion-icon{ position:relative; flex:none; width:20px; height:20px; }
.accordion-icon::before,.accordion-icon::after{ content:""; position:absolute; background:var(--accent); top:50%; left:50%; transform:translate(-50%,-50%); transition:transform .3s var(--ease); }
.accordion-icon::before{ width:14px; height:1.6px; }
.accordion-icon::after{ width:1.6px; height:14px; }
.accordion-trigger[aria-expanded="true"] .accordion-icon::after{ transform:translate(-50%,-50%) rotate(90deg); opacity:0; }
.accordion-panel{ max-height:0; overflow:hidden; transition:max-height .35s var(--ease); }
.accordion-panel p{ margin:0 4px 22px; color:var(--ink-soft); font-size:.94rem; max-width:620px; }

/* ===========================================================
   Contact form
=========================================================== */
.contact-form{ background:var(--surface); border-radius:var(--radius-lg); border:1px solid var(--line); padding:38px; box-shadow:var(--shadow-md); }
.form-row{ margin-bottom:16px; }
.form-row-split{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.contact-form label{ display:flex; flex-direction:column; gap:7px; font-size:.82rem; font-weight:600; color:var(--ink-soft); }
.contact-form input, .contact-form select, .contact-form textarea{
  border:1px solid var(--line); border-radius:var(--radius-sm); padding:12px 14px;
  color:var(--ink); background:var(--bg); transition:border-color .2s, box-shadow .2s; resize:vertical;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus{ outline:none; border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-tint); }
.form-note{ min-height:1.2em; margin:14px 0 0; font-size:.86rem; color:var(--accent); text-align:center; }

/* ===========================================================
   Footer
=========================================================== */
.site-footer{ background:#070E15; color:var(--ink-faint); padding:64px 0 0; }
.footer-grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr; gap:40px; padding-bottom:44px; border-bottom:1px solid var(--line); }
.footer-col h4{ font-size:.7rem; font-weight:700; letter-spacing:.1em; text-transform:uppercase; color:rgba(234,243,240,.4); margin:0 0 16px; }
.footer-col p{ margin:0 0 12px; font-size:.88rem; line-height:1.7; }
.footer-col a:hover{ color:var(--accent); }
.footer-desc{ margin:16px 0 0; font-size:.86rem; color:var(--ink-faint); max-width:280px; }
.footer-nav{ display:flex; flex-direction:column; gap:11px; }
.footer-nav a{ font-size:.88rem; color:var(--ink-faint); transition:color .2s; }
.footer-nav a:hover{ color:var(--ink); }
.footer-bottom{ display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; padding:22px 0; font-size:.78rem; color:rgba(234,243,240,.3); }

/* ===========================================================
   Floating buttons
=========================================================== */
.whatsapp-float{ position:fixed; right:24px; bottom:24px; width:58px; height:58px; border-radius:50%; background:#25D366; color:#0c2b18; display:flex; align-items:center; justify-content:center; box-shadow:0 10px 30px rgba(37,211,102,.35); z-index:800; transition:transform .3s var(--ease); }
.whatsapp-float:hover{ transform:scale(1.08); }
.back-to-top{ position:fixed; right:24px; bottom:92px; width:44px; height:44px; border-radius:50%; background:var(--surface); color:var(--accent); border:1px solid var(--line); display:flex; align-items:center; justify-content:center; box-shadow:var(--shadow-sm); z-index:800; opacity:0; pointer-events:none; transform:translateY(10px); transition:opacity .3s, transform .3s; }
.back-to-top.visible{ opacity:1; pointer-events:auto; transform:translateY(0); }

/* ===========================================================
   Reveal on scroll
=========================================================== */
.reveal{ opacity:0; transform:translateY(20px); transition:opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in-view{ opacity:1; transform:translateY(0); }

/* Staggered entrance for grids — each child delays a beat behind the last */
.stagger > *:nth-child(1){ transition-delay:0s; }
.stagger > *:nth-child(2){ transition-delay:.08s; }
.stagger > *:nth-child(3){ transition-delay:.16s; }
.stagger > *:nth-child(4){ transition-delay:.24s; }
.stagger > *:nth-child(5){ transition-delay:.32s; }
.stagger > *:nth-child(6){ transition-delay:.4s; }

/* ===========================================================
   Responsive
=========================================================== */
@media (max-width: 980px){
  .main-nav{ display:none; }
  .nav-toggle{ display:flex; }
  .main-nav.open{ display:flex; flex-direction:column; position:fixed; top:0; right:0; bottom:0; width:min(300px,80vw); background:var(--surface); padding:96px 30px 30px; gap:22px; box-shadow:-20px 0 50px rgba(0,0,0,.4); animation:slideIn .3s var(--ease); }
  .main-nav.open a{ font-size:1rem; color:var(--ink); }
  @keyframes slideIn{ from{ transform:translateX(100%); } to{ transform:translateX(0); } }

  .hero-grid{ grid-template-columns:1fr; gap:60px; }
  .hero-visual{ order:-1; }
  .split{ grid-template-columns:1fr; gap:44px; }
  .footer-grid{ grid-template-columns:1fr 1fr; }

  /* Portfolio rows: stack image above text */
  .case-row, .case-row--reverse{ grid-template-columns:1fr; gap:28px; }
  .case-row--reverse .case-swatch{ order:0; }

  /* Process: sticky column doesn't make sense stacked — let it flow */
  .process-scroll-grid{ grid-template-columns:1fr; gap:36px; }
  .process-sticky-col{ position:static; }
  .process-photo{ max-width:100%; }

  .reason-grid{ grid-template-columns:1fr; }
}

@media (max-width: 680px){
  .section{ padding:80px 0; }
  .hero{ padding:120px 0 70px; }
  .showcase-stack{ height:340px; max-width:280px; }
  .sc-1{ transform:rotate(-14deg) translate(-30px,10px); }
  .sc-2{ transform:rotate(-6deg) translate(-14px,-8px); }
  .sc-3{ transform:rotate(2deg) translate(2px,4px); }
  .sc-4{ transform:rotate(10deg) translate(18px,-6px); }
  .sc-5{ transform:rotate(17deg) translate(32px,10px); }
  .pain-row{ grid-template-columns:64px 1fr; gap:18px; padding:28px 4px; }
  .pain-index{ font-size:1.8rem; }
  .case-rows{ gap:56px; }
  .case-end{ flex-direction:column; text-align:center; }
  .form-row-split{ grid-template-columns:1fr; }
  .contact-form{ padding:26px; }
  .footer-grid{ grid-template-columns:1fr; }
  .cta-band{ padding:80px 0; }
}