/* ============================================================
   TITANIUM X — Design System
   Consultoria e Treinamento Empresarial
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300;9..144,400;9..144,500;9..144,600&family=Fraunces:ital,opsz,wght@1,9..144,400&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  /* --- Color tokens --- */
  --navy-950:#141b29;
  --navy-900:#1f2a3d;
  --navy-800:#26334a;
  --navy-700:#324262;
  --navy-500:#5b6c8c;
  --navy-300:#8f9db8;

  --gold-600:#9a7942;
  --gold-500:#b8935a;
  --gold-300:#d4b685;
  --gold-100:#eee1c8;

  --cream-50:#f7f5f0;
  --cream-100:#f1ede4;

  --ink-900:#14181f;
  --ink-700:#3a4049;
  --gray-500:#6b7280;
  --gray-300:#c7cbd1;

  --line-dark: rgba(247,245,240,0.14);
  --line-dark-soft: rgba(247,245,240,0.08);
  --line-light: rgba(20,24,31,0.12);
  --line-light-soft: rgba(20,24,31,0.07);

  /* --- Type --- */
  --font-display:'Fraunces', Georgia, 'Cambria', serif;
  --font-body:'IBM Plex Sans', -apple-system, Segoe UI, sans-serif;
  --font-mono:'IBM Plex Mono', 'Courier New', monospace;

  /* --- Layout --- */
  --maxw: 1180px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 2px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important;}
}

body{
  margin:0;
  background:var(--cream-50);
  color:var(--ink-900);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
button{font-family:inherit;}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:500;
  line-height:1.12;
  margin:0;
  letter-spacing:-0.01em;
  color:var(--navy-950);
}

p{margin:0;}

.container{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 var(--gutter);
}

/* Visually hidden (a11y) */
.vh{position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;}

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:2px solid var(--gold-500);
  outline-offset:3px;
}

/* ============================================================
   EYEBROW / LABEL — signature calibration-mark device
   ============================================================ */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.6em;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--gold-500);
}
.eyebrow::before{
  content:"";
  width:14px;
  height:1px;
  background:var(--gold-500);
  flex:0 0 auto;
}
.eyebrow.on-dark{color:var(--gold-300);}

/* Tick-mark ruler divider (signature element) */
.ruler{
  display:flex;
  align-items:flex-end;
  height:14px;
  gap:7px;
  overflow:hidden;
}
.ruler span{
  display:block;
  width:1px;
  background:currentColor;
  opacity:.3;
}
.ruler span:nth-child(4n+1){height:100%; opacity:.55;}
.ruler span:not(:nth-child(4n+1)){height:45%;}

/* ============================================================
   NAV
   ============================================================ */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(31,42,61,0.92);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line-dark-soft);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  height:76px;
}
.brand{
  display:flex; align-items:center; gap:.65rem;
  font-family:var(--font-display);
  font-weight:500;
  font-size:1.15rem;
  color:var(--cream-50);
  letter-spacing:.01em;
}
.brand .mark{
  width:34px; height:34px;
  border:1px solid var(--gold-500);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-mono);
  font-size:.72rem;
  color:var(--gold-300);
  letter-spacing:.02em;
}
.brand small{
  display:block;
  font-family:var(--font-mono);
  font-size:.62rem;
  letter-spacing:.08em;
  color:var(--navy-300);
  text-transform:uppercase;
  font-weight:400;
  margin-top:2px;
}

.nav-links{
  display:flex; align-items:center; gap:2.1rem;
  list-style:none; margin:0; padding:0;
}
.nav-links a{
  font-size:.86rem;
  color:var(--navy-300);
  padding:.4rem 0;
  border-bottom:1px solid transparent;
  transition:color .2s ease, border-color .2s ease;
}
.nav-links a:hover, .nav-links a[aria-current="page"]{
  color:var(--cream-50);
  border-bottom-color:var(--gold-500);
}

.nav-cta{
  display:inline-flex; align-items:center; gap:.5rem;
  font-family:var(--font-mono);
  font-size:.76rem;
  letter-spacing:.04em;
  color:var(--navy-950);
  background:var(--gold-500);
  padding:.65rem 1.1rem;
  border:1px solid var(--gold-500);
  transition:background .2s ease, color .2s ease;
  white-space:nowrap;
}
.nav-cta:hover{background:var(--gold-300); border-color:var(--gold-300);}

.nav-toggle{
  display:none;
  background:none; border:1px solid var(--line-dark);
  width:42px; height:42px;
  align-items:center; justify-content:center;
  color:var(--cream-50); cursor:pointer;
}
.nav-toggle svg{width:18px; height:18px;}

.mobile-panel{
  display:none;
  flex-direction:column;
  background:var(--navy-950);
  border-bottom:1px solid var(--line-dark-soft);
}
.mobile-panel.open{display:flex;}
.mobile-panel a{
  padding:1rem var(--gutter);
  color:var(--cream-100);
  border-top:1px solid var(--line-dark-soft);
  font-size:.95rem;
}
.mobile-panel .nav-cta{
  margin:1rem var(--gutter) 1.4rem;
  justify-content:center;
}

@media (max-width: 880px){
  .nav-links, .nav .nav-cta{display:none;}
  .nav-toggle{display:flex;}
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn{
  display:inline-flex; align-items:center; gap:.6rem;
  font-family:var(--font-mono);
  font-size:.8rem;
  letter-spacing:.05em;
  padding:.95rem 1.6rem;
  border:1px solid transparent;
  cursor:pointer;
  transition:all .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--gold-500);
  color:var(--navy-950);
  border-color:var(--gold-500);
}
.btn-primary:hover{background:var(--gold-300); border-color:var(--gold-300);}

.btn-ghost-dark{
  background:transparent;
  color:var(--cream-50);
  border-color:var(--line-dark);
}
.btn-ghost-dark:hover{border-color:var(--gold-300); color:var(--gold-300);}

.btn-ghost-light{
  background:transparent;
  color:var(--navy-900);
  border-color:var(--line-light);
}
.btn-ghost-light:hover{border-color:var(--gold-600); color:var(--gold-600);}

.btn-arrow{transition:transform .2s ease;}
.btn:hover .btn-arrow{transform:translateX(3px);}

.cta-row{display:flex; gap:1rem; flex-wrap:wrap;}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;
  background:
    radial-gradient(ellipse 900px 500px at 78% -10%, rgba(184,147,90,0.16), transparent 60%),
    linear-gradient(180deg, var(--navy-950), var(--navy-900));
  color:var(--cream-50);
  overflow:hidden;
  padding-top:clamp(4rem,10vw,7.5rem);
  padding-bottom:0;
}
.hero-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(var(--line-dark-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark-soft) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg, black, transparent 85%);
  opacity:.6;
  pointer-events:none;
}
.hero-inner{position:relative; z-index:1;}
.hero .eyebrow{margin-bottom:1.6rem;}
.hero h1{
  font-size:clamp(2.35rem, 5.4vw, 4.4rem);
  max-width:15ch;
  color:var(--cream-50);
}
.hero-sub{
  margin-top:1.6rem;
  font-size:clamp(1.05rem,1.6vw,1.3rem);
  max-width:44ch;
  color:var(--navy-300);
  font-weight:400;
  line-height:1.55;
}
.hero-pillars{
  margin-top:1.4rem;
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:.05em;
  color:var(--gold-300);
}
.hero .cta-row{margin-top:2.6rem;}

/* Spec strip (stats as datasheet) */
.spec-strip{
  position:relative; z-index:1;
  margin-top:clamp(3rem,7vw,5rem);
  border-top:1px solid var(--line-dark-soft);
}
.spec-strip .container{
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.spec-item{
  padding:1.6rem 1.4rem;
  border-right:1px solid var(--line-dark-soft);
}
.spec-item:last-child{border-right:none;}
.spec-num{
  font-family:var(--font-display);
  font-size:clamp(1.7rem,3vw,2.4rem);
  color:var(--gold-300);
  font-weight:400;
}
.spec-label{
  margin-top:.4rem;
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.04em;
  color:var(--navy-300);
  line-height:1.4;
}
@media (max-width:820px){
  .spec-strip .container{grid-template-columns:repeat(2,1fr);}
  .spec-item:nth-child(2){border-right:none;}
}
@media (max-width:520px){
  .spec-strip .container{grid-template-columns:1fr;}
  .spec-item{border-right:none; border-bottom:1px solid var(--line-dark-soft);}
}

/* ============================================================
   SECTIONS
   ============================================================ */
section{padding:clamp(4rem,9vw,7rem) 0;}
.section-dark{background:var(--navy-950); color:var(--cream-100);}
.section-navy{background:var(--navy-900); color:var(--cream-100);}
.section-cream{background:var(--cream-50);}
.section-line{background:var(--cream-100);}

.section-head{
  max-width:64ch;
  margin-bottom:clamp(2.4rem,5vw,3.6rem);
}
.section-head h2{
  margin-top:1rem;
  font-size:clamp(1.8rem,3.4vw,2.6rem);
}
.section-head p{
  margin-top:1.1rem;
  font-size:1.05rem;
  color:var(--gray-500);
  max-width:56ch;
}
.section-dark .section-head p, .section-navy .section-head p{color:var(--navy-300);}

/* Page hero (interior pages) */
.page-hero{
  background:linear-gradient(180deg, var(--navy-950), var(--navy-900));
  color:var(--cream-50);
  padding:clamp(3.4rem,8vw,5.5rem) 0 clamp(2.6rem,6vw,3.6rem);
  border-bottom:1px solid var(--line-dark-soft);
}
.page-hero h1{color:var(--cream-50); font-size:clamp(2rem,4.4vw,3.2rem); max-width:22ch; margin-top:1rem;}
.page-hero p{margin-top:1.2rem; color:var(--navy-300); max-width:58ch; font-size:1.08rem;}

/* ============================================================
   THE PROBLEM (asymmetric list)
   ============================================================ */
.problem-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0;
  border-top:1px solid var(--line-light);
}
.problem-item{
  padding:1.7rem 1.6rem 1.7rem 0;
  border-bottom:1px solid var(--line-light);
  display:flex;
  gap:1rem;
}
.problem-item:nth-child(odd){border-right:1px solid var(--line-light); padding-right:1.6rem;}
.problem-item:nth-child(even){padding-left:1.6rem;}
.problem-num{
  font-family:var(--font-mono);
  font-size:.78rem;
  color:var(--gold-600);
  padding-top:.2rem;
}
.problem-item p{font-size:1.02rem; color:var(--ink-700);}
@media (max-width:760px){
  .problem-grid{grid-template-columns:1fr;}
  .problem-item:nth-child(odd){border-right:none; padding-right:0;}
  .problem-item:nth-child(even){padding-left:0;}
}

/* ============================================================
   PILLAR CARDS (Consulting / Academy / AI&Data / Experiences)
   ============================================================ */
.pillars{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line-light);
  border:1px solid var(--line-light);
}
.pillar-card{
  background:var(--cream-50);
  padding:2.1rem 1.7rem;
  position:relative;
  transition:background .25s ease;
}
.pillar-card:hover{background:#fff;}
.pillar-tag{
  font-family:var(--font-mono);
  font-size:.68rem;
  letter-spacing:.08em;
  color:var(--gold-600);
}
.pillar-card h3{
  margin-top:.9rem;
  font-size:1.3rem;
}
.pillar-card p{
  margin-top:.8rem;
  font-size:.92rem;
  color:var(--gray-500);
  line-height:1.6;
}
.pillar-card .corner{
  position:absolute; top:12px; right:12px;
  width:10px; height:10px;
  border-top:1px solid transparent; border-right:1px solid transparent;
  transition:border-color .2s ease;
}
.pillar-card:hover .corner{border-color:var(--gold-500);}

@media (max-width:940px){
  .pillars{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:560px){
  .pillars{grid-template-columns:1fr;}
}

/* ============================================================
   CASES / EXPERIENCE LIST
   ============================================================ */
.case-list{border-top:1px solid var(--line-light);}
.case-row{
  display:grid;
  grid-template-columns:1.4fr 2.4fr 1fr;
  gap:1.4rem;
  align-items:center;
  padding:1.6rem 0;
  border-bottom:1px solid var(--line-light);
}
.case-name{
  font-family:var(--font-display);
  font-size:1.15rem;
  color:var(--navy-950);
}
.case-desc{font-size:.94rem; color:var(--gray-500); line-height:1.55;}
.case-tag{
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.05em;
  color:var(--gold-600);
  text-align:right;
  text-transform:uppercase;
}
@media (max-width:760px){
  .case-row{grid-template-columns:1fr; gap:.5rem;}
  .case-tag{text-align:left;}
}

/* ============================================================
   PHILOSOPHY / QUOTE BLOCKS
   ============================================================ */
.quote-block{
  border-left:1px solid var(--gold-500);
  padding-left:clamp(1.4rem,3vw,2.2rem);
  max-width:46ch;
}
.quote-block p{
  font-family:var(--font-display);
  font-style:italic;
  font-size:clamp(1.25rem,2.4vw,1.7rem);
  line-height:1.42;
  color:var(--cream-50);
}
.section-cream .quote-block p{color:var(--navy-950);}
.section-cream .quote-block{border-left-color:var(--gold-600);}

.philosophy-steps{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  margin-top:2.4rem;
}
.philosophy-steps .step{
  font-family:var(--font-mono);
  font-size:.82rem;
  letter-spacing:.03em;
  padding:.6rem 1.1rem;
  border:1px solid var(--line-dark);
  color:var(--navy-300);
}
.philosophy-steps .arrow{
  display:flex; align-items:center; padding:0 .5rem;
  color:var(--gold-500);
}

/* ============================================================
   PROFILE (Patrick Rogers)
   ============================================================ */
.profile-layout{
  display:grid;
  grid-template-columns:0.85fr 1.15fr;
  gap:clamp(2.5rem,6vw,5rem);
  align-items:start;
}
@media (max-width:860px){
  .profile-layout{grid-template-columns:1fr;}
}
.profile-card{
  border:1px solid var(--line-light);
  padding:2.2rem;
  background:#fff;
}
.profile-avatar{
  width:100%;
  aspect-ratio:1/1;
  background:linear-gradient(155deg, var(--navy-900), var(--navy-950));
  display:flex; align-items:center; justify-content:center;
  position:relative;
  overflow:hidden;
}
.profile-avatar::before{
  content:"";
  position:absolute; inset:0;
  background-image:linear-gradient(var(--line-dark-soft) 1px, transparent 1px), linear-gradient(90deg, var(--line-dark-soft) 1px, transparent 1px);
  background-size:24px 24px;
}
.profile-avatar span{
  position:relative;
  font-family:var(--font-display);
  font-size:3.2rem;
  color:var(--gold-300);
  letter-spacing:.02em;
}
.profile-meta{margin-top:1.5rem;}
.profile-meta h3{font-size:1.3rem;}
.profile-meta .role{
  margin-top:.35rem;
  font-family:var(--font-mono);
  font-size:.78rem;
  color:var(--gold-600);
  letter-spacing:.03em;
}
.profile-meta ul{
  list-style:none; margin:1.4rem 0 0; padding:0;
  border-top:1px solid var(--line-light);
}
.profile-meta li{
  padding:.7rem 0;
  border-bottom:1px solid var(--line-light);
  font-size:.86rem;
  color:var(--gray-500);
  display:flex; justify-content:space-between; gap:1rem;
}
.profile-meta li b{color:var(--ink-900); font-weight:500; text-align:right;}

.timeline{border-top:1px solid var(--line-light);}
.timeline-item{
  padding:1.5rem 0;
  border-bottom:1px solid var(--line-light);
  display:grid;
  grid-template-columns:120px 1fr;
  gap:1.2rem;
}
.timeline-item .years{
  font-family:var(--font-mono);
  font-size:.8rem;
  color:var(--gold-600);
  padding-top:.15rem;
}
.timeline-item h4{font-size:1.05rem; font-weight:500; font-family:var(--font-body);}
.timeline-item p{margin-top:.5rem; font-size:.93rem; color:var(--gray-500); line-height:1.6;}
@media (max-width:520px){
  .timeline-item{grid-template-columns:1fr; gap:.4rem;}
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-layout{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:clamp(2.5rem,6vw,5rem);
}
@media (max-width:860px){
  .contact-layout{grid-template-columns:1fr;}
}
.contact-info dl{margin:2rem 0 0;}
.contact-info dt{
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.06em;
  color:var(--gold-300);
  text-transform:uppercase;
  margin-top:1.6rem;
}
.contact-info dt:first-child{margin-top:0;}
.contact-info dd{
  margin:.5rem 0 0;
  font-size:1.05rem;
  color:var(--cream-50);
  line-height:1.5;
}
.contact-info dd a:hover{color:var(--gold-300);}

.form-card{
  background:#fff;
  border:1px solid var(--line-light);
  padding:clamp(1.8rem,4vw,2.6rem);
}
.field{margin-bottom:1.3rem;}
.field label{
  display:block;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--gray-500);
  margin-bottom:.5rem;
}
.field input, .field textarea{
  width:100%;
  border:1px solid var(--line-light);
  background:var(--cream-50);
  padding:.85rem .9rem;
  font-family:var(--font-body);
  font-size:.95rem;
  color:var(--ink-900);
  resize:vertical;
}
.field input:focus, .field textarea:focus{
  outline:none;
  border-color:var(--gold-500);
  background:#fff;
}
.form-note{
  margin-top:1rem;
  font-size:.82rem;
  color:var(--gray-500);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{
  background:var(--navy-950);
  color:var(--navy-300);
  padding:clamp(3rem,6vw,4rem) 0 1.6rem;
  border-top:1px solid var(--line-dark-soft);
}
.footer-top{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:2.5rem;
  padding-bottom:2.6rem;
  border-bottom:1px solid var(--line-dark-soft);
}
.footer-brand .brand{margin-bottom:1rem;}
.footer-brand p{font-size:.88rem; color:var(--navy-300); max-width:34ch; line-height:1.6;}
.footer-col h5{
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--gold-300);
  margin-bottom:1rem;
}
.footer-col ul{list-style:none; margin:0; padding:0;}
.footer-col li{margin-bottom:.65rem;}
.footer-col a{font-size:.88rem; color:var(--navy-300); transition:color .2s ease;}
.footer-col a:hover{color:var(--cream-50);}
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding-top:1.6rem; flex-wrap:wrap; gap:.8rem;
}
.footer-bottom p{font-size:.76rem; color:var(--navy-500);}
@media (max-width:820px){
  .footer-top{grid-template-columns:1fr 1fr; row-gap:2.2rem;}
}
@media (max-width:520px){
  .footer-top{grid-template-columns:1fr;}
}

/* ============================================================
   WHATSAPP FLOAT
   ============================================================ */
.wa-float{
  position:fixed; right:1.4rem; bottom:1.4rem; z-index:200;
  display:flex; align-items:center; gap:.6rem;
  background:var(--navy-950);
  border:1px solid var(--gold-500);
  color:var(--cream-50);
  padding:.85rem 1.1rem;
  font-family:var(--font-mono);
  font-size:.76rem;
  letter-spacing:.03em;
  box-shadow:0 8px 24px rgba(20,27,41,0.28);
  transition:background .2s ease, transform .2s ease;
}
.wa-float:hover{background:var(--navy-800); transform:translateY(-2px);}
.wa-float svg{width:16px; height:16px; color:var(--gold-300); flex:0 0 auto;}
@media (max-width:560px){
  .wa-float span{display:none;}
  .wa-float{padding:.85rem; border-radius:50%;}
}

/* ============================================================
   REVEAL ON SCROLL
   ============================================================ */
.reveal{opacity:0; transform:translateY(14px); transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1; transform:translateY(0);}

/* ============================================================
   MISC
   ============================================================ */
.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem,5vw,4rem);}
@media (max-width:820px){.grid-2{grid-template-columns:1fr;}}

.tag-list{display:flex; flex-wrap:wrap; gap:.6rem; margin-top:1.6rem;}
.tag-list span{
  font-family:var(--font-mono);
  font-size:.72rem;
  border:1px solid var(--line-light);
  padding:.4rem .8rem;
  color:var(--gray-500);
}
.section-dark .tag-list span, .section-navy .tag-list span{border-color:var(--line-dark); color:var(--navy-300);}

hr.hair{border:none; border-top:1px solid var(--line-light); margin:0;}