/* =====================================================
   Gustavo Medeiros — sawad-inspired warm dark portfolio
   ===================================================== */
*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
img,svg{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
input,select,textarea,button{font:inherit}
ul,ol{list-style:none}

:root{
  --bg:#151312;
  --bg-2:#1a1716;
  --surface:#1f1b1a;
  --surface-2:#26201f;
  --fg:#ffffff;
  --muted:#998f8f;
  --meta:#6a6b6e;
  --border:rgba(255,255,255,.08);
  --border-2:rgba(255,255,255,.16);
  --accent:#f46c38;
  --accent-2:#ff8a5b;
  --pop:#c5ff41;
  --radius:10px;
  --radius-lg:18px;
  --container:1180px;
  --measure:760px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

html,body{
  background:var(--bg);color:var(--fg);
  font-family:'Poppins',system-ui,-apple-system,sans-serif;
  font-size:16.5px;line-height:1.55;font-weight:400;
  -webkit-font-smoothing:antialiased;letter-spacing:-.005em;
}
body{overflow-x:hidden}

::selection{background:var(--accent);color:#fff}
*:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}

.container{width:min(100% - 2.5rem,var(--container));margin-inline:auto}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(21,19,18,.78);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.site-header.scrolled{border-color:var(--border);background:rgba(21,19,18,.92)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:2rem;height:74px}

.logo{display:flex;align-items:center;gap:.7rem;font-weight:700;letter-spacing:-.02em}
.logo-mark{
  display:grid;place-items:center;width:36px;height:36px;border-radius:50%;
  background:var(--accent);color:#fff;font-weight:800;font-size:.82rem;letter-spacing:0;
}
.logo-text{font-size:1rem;color:var(--fg);font-weight:600}
.logo-text span{color:var(--muted);font-weight:400;margin-left:.35rem}

.nav{display:flex;align-items:center;gap:.2rem}
.nav a{
  position:relative;padding:.55rem 1rem;font-size:.86rem;font-weight:500;color:var(--muted);
  border-radius:8px;transition:color .2s var(--ease);
}
.nav a:hover{color:var(--fg)}
.nav a.nav-cta{
  margin-left:.6rem;
  background:var(--accent);color:#fff;
  padding:.65rem 1.15rem;border-radius:99px;font-weight:600;
  display:inline-flex;align-items:center;gap:.4rem;
}
.nav a.nav-cta::after{
  content:"";width:8px;height:8px;border-radius:50%;background:#fff;
}
.nav a.nav-cta:hover{background:var(--accent-2);color:#fff}

.menu-toggle{display:none;flex-direction:column;gap:5px;width:42px;height:42px;align-items:center;justify-content:center;border-radius:99px;border:1px solid var(--border-2)}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--fg);border-radius:2px;transition:transform .25s var(--ease),opacity .25s var(--ease)}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media (max-width:920px){
  .nav{
    position:fixed;inset:74px 0 auto 0;flex-direction:column;align-items:stretch;
    background:rgba(21,19,18,.97);backdrop-filter:blur(14px);
    padding:1.2rem 1.5rem 1.5rem;gap:.2rem;
    border-bottom:1px solid var(--border);
    transform:translateY(calc(-100% - 74px));transition:transform .35s var(--ease),visibility 0s linear .35s;
    visibility:hidden;
  }
  .nav.open{transform:translateY(0);visibility:visible;transition:transform .35s var(--ease),visibility 0s}
  .nav a{padding:.85rem 1rem;font-size:.95rem}
  .nav a.nav-cta{margin-left:0;margin-top:.6rem;justify-content:center}
  .menu-toggle{display:flex}
}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.95rem 1.5rem;font-weight:600;font-size:.92rem;
  border-radius:99px;letter-spacing:-.005em;
  transition:all .25s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-2);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--fg);border:1px solid var(--border-2)}
.btn-ghost:hover{background:var(--fg);color:var(--bg);border-color:var(--fg);transform:translateY(-2px)}
.btn-block{width:100%}

/* ============ HERO ============ */
.hero{position:relative;padding:3.5rem 0 0;overflow:hidden}

.hero-grid{
  display:grid;grid-template-columns:auto 1fr auto;gap:2.5rem;align-items:start;
  padding-bottom:1.6rem;
}
@media (max-width:980px){.hero-grid{grid-template-columns:1fr;gap:2rem}}

.hero-id{display:flex;align-items:center;gap:1rem}
.hero-avatar{
  width:200px;height:200px;border-radius:50%;object-fit:cover;object-position:center 20%;
  border:2px solid var(--border-2);
  box-shadow:0 4px 20px -4px rgba(0,0,0,.5);
}
@media (max-width:980px){
  .hero-avatar{width:160px;height:160px}
}
@media (max-width:480px){
  .hero-avatar{width:140px;height:140px}
}
.hero-id-text{display:flex;flex-direction:column;gap:.25rem}
.hero-name{font-size:.98rem;font-weight:600;color:var(--fg);letter-spacing:-.01em}
.hero-tag{
  display:inline-flex;align-items:center;gap:.4rem;
  font-size:.78rem;color:var(--muted);font-weight:500;text-transform:lowercase;
}
.dot{width:7px;height:7px;border-radius:50%;background:#22c55e;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(34,197,94,.5)}50%{box-shadow:0 0 0 6px rgba(34,197,94,0)}}

.hero-display{
  text-align:center;
  font-weight:800;font-size:clamp(3.2rem,12vw,9rem);
  line-height:.95;letter-spacing:-.045em;text-transform:uppercase;
  color:var(--fg);
}
.hero-display em{font-style:italic;font-weight:600;color:var(--accent);font-family:'Poppins',serif}
@media (max-width:980px){.hero-display{text-align:left}}

.hero-stats{
  display:flex;flex-direction:column;gap:.85rem;align-items:flex-end;
  border-left:1px solid var(--border);padding-left:1.4rem;min-width:180px;
}
@media (max-width:980px){
  .hero-stats{border-left:0;border-top:1px solid var(--border);padding-left:0;padding-top:1.4rem;align-items:flex-start;flex-direction:row;flex-wrap:wrap;gap:1.6rem 2rem}
}
.hero-stats li{display:flex;flex-direction:column;align-items:flex-end;text-align:right}
@media (max-width:980px){.hero-stats li{align-items:flex-start;text-align:left}}
.hero-stats strong{font-weight:700;font-size:1.7rem;line-height:1;letter-spacing:-.03em;color:var(--fg)}
.hero-stats span{font-size:.7rem;text-transform:uppercase;letter-spacing:.12em;color:var(--meta);margin-top:.5rem;font-weight:600}

.hero-foot{
  display:flex;justify-content:space-between;align-items:flex-end;gap:2.5rem;
  padding:1.6rem 0 3rem;border-top:1px solid var(--border);
}
@media (max-width:880px){.hero-foot{flex-direction:column;align-items:flex-start;padding-bottom:2rem}}
.hero-sub{
  color:var(--muted);font-size:1rem;line-height:1.55;max-width:48ch;
}
.hero-sub strong{color:var(--fg);font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;gap:.7rem;flex-shrink:0}

/* === Marquee === */
.marquee{
  background:var(--accent);color:#fff;
  padding:1rem 0;overflow:hidden;
  border-block:1px solid var(--accent);
}
.marquee-track{
  display:flex;gap:0;width:max-content;
  animation:marquee 30s linear infinite;
}
.marquee-track span{
  display:inline-flex;align-items:center;gap:1.6rem;
  font-size:1.15rem;font-weight:600;letter-spacing:-.01em;
  text-transform:none;padding-right:1.6rem;white-space:nowrap;
}
.marquee-track i{
  display:inline-block;width:8px;height:8px;border-radius:50%;
  background:#fff;flex-shrink:0;
}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* hide unused legacy elements */
.hero-bg,.glow,.grid-overlay,.terminal,.badge,.gradient-text{display:none}

/* ============ SECTIONS ============ */
.section{padding:6rem 0;position:relative}
.section-alt{background:var(--bg-2);border-block:1px solid var(--border)}
.section-head{max-width:var(--measure);margin:0 auto 3.5rem;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:.74rem;font-weight:600;text-transform:uppercase;letter-spacing:.18em;
  color:var(--accent);margin-bottom:1.2rem;
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--accent)}
.eyebrow::after{content:"";width:24px;height:1px;background:var(--accent)}
.section-title{
  font-weight:800;font-size:clamp(2rem,5.2vw,4.4rem);
  letter-spacing:-.04em;line-height:.98;text-transform:uppercase;
  color:var(--fg);
}
.section-title em,.section-title .hl{font-style:italic;font-weight:600;color:var(--accent)}
.section-title br{line-height:1}
.section-lead{color:var(--muted);font-size:1.02rem;max-width:60ch;margin:1.2rem auto 0;line-height:1.6}
.section-lead strong{color:var(--fg);font-weight:600}
.section-lead + .section-lead{margin-top:.8rem}

.two-col{display:grid;grid-template-columns:.9fr 1.1fr;gap:4.5rem;align-items:center}
.two-col .section-head,.two-col .section-lead{text-align:left;margin:0;max-width:none}
@media (max-width:880px){.two-col{grid-template-columns:1fr;gap:2.8rem}}

/* ============ ABOUT ============ */
.about-visual{display:flex;justify-content:center;position:relative}
.photo-frame{
  position:relative;width:100%;max-width:430px;
  border-radius:var(--radius-lg);overflow:hidden;
  background:var(--surface);
  border:1px solid var(--border);
}
.photo-frame::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:2;
  background:linear-gradient(180deg,transparent 55%,rgba(21,19,18,.55) 100%);
}
.photo-frame img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover}
.photo-tag{
  position:absolute;top:1rem;left:1rem;z-index:4;
  display:inline-flex;align-items:center;gap:.45rem;padding:.4rem .8rem;
  background:var(--accent);color:#fff;border-radius:99px;
  font-size:.72rem;font-weight:600;letter-spacing:0;text-transform:lowercase;
}
.photo-tag .dot{background:#fff;animation:none;box-shadow:none}
.photo-meta{
  position:absolute;left:0;right:0;bottom:0;z-index:4;
  display:flex;justify-content:space-between;align-items:center;
  padding:1rem 1.2rem;font-size:.74rem;
  color:rgba(255,255,255,.7);text-transform:uppercase;letter-spacing:.12em;font-weight:600;
}
.photo-meta span:first-child{color:#fff}

.check-list{margin-top:1.8rem;display:grid;gap:.65rem}
.check-list li{display:flex;align-items:center;gap:.7rem;font-size:.96rem;color:var(--fg)}
.check-list svg{width:18px;height:18px;flex-shrink:0;color:var(--accent);background:rgba(244,108,56,.12);padding:3px;border-radius:6px}

/* ============ CHATBOT SHOWCASE ============ */
.chatbot-mockup {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-width: 400px;
  width: 100%;
  box-shadow: 0 20px 40px -10px rgba(0,0,0,0.5);
}
.chat-header {
  padding: 1rem;
  background: var(--surface-2);
  display: flex;
  align-items: center;
  gap: 0.8rem;
  border-bottom: 1px solid var(--border);
}
.chat-avatar {
  width: 40px;
  height: 40px;
  background: var(--accent);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.8rem;
}
.chat-info strong { display: block; font-size: 0.9rem; }
.chat-info span { font-size: 0.7rem; color: #22c55e; }

.chat-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  height: 350px;
  overflow-y: auto;
}
.msg {
  padding: 0.8rem 1rem;
  border-radius: 12px;
  font-size: 0.85rem;
  max-width: 85%;
  line-height: 1.4;
}
.msg.bot {
  background: var(--surface-2);
  align-self: flex-start;
  border-bottom-left-radius: 2px;
}
.msg.user {
  background: var(--accent);
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 2px;
}

.chat-footer {
  padding: 1rem;
  border-top: 1px solid var(--border);
}
.chat-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.btn-opt {
  background: var(--bg);
  padding: 0.7rem 1rem;
  border-radius: 10px;
  font-size: 0.8rem;
  color: var(--fg);
  border: 1px solid var(--border);
  text-align: left;
  transition: all 0.2s var(--ease);
}
.btn-opt:hover {
  border-color: var(--accent);
  background: var(--surface-2);
}
.chat-input {
  background: var(--bg);
  padding: 0.8rem 1.2rem;
  border-radius: 99px;
  font-size: 0.8rem;
  color: var(--muted);
  border: 1px solid var(--border);
}

.chatbot-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: var(--radius);
  text-align: center;
  transition: transform 0.3s var(--ease);
}
.stat-card:hover { transform: translateY(-5px); border-color: var(--accent); }
.stat-value {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.3rem;
}
.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-weight: 600;
}

.chatbot-cta-box {
  grid-column: 1 / span 2;
  background: var(--surface-2);
  border: 1px solid var(--accent);
  padding: 2rem;
  border-radius: var(--radius-lg);
  margin-top: 1rem;
}
.chatbot-cta-box h3 { font-size: 1.4rem; margin-bottom: 0.5rem; }
.chatbot-cta-box p { color: var(--muted); font-size: 0.95rem; margin-bottom: 1.5rem; }

@media (max-width: 880px) {
  .chatbot-showcase { grid-template-columns: 1fr; }
  .chatbot-mockup { margin: 0 auto 3rem; }
}

/* ============ PROCESS (timeline-list) ============ */
.process{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--border);counter-reset:s}
.process-step{
  position:relative;padding:1.6rem 0 1.6rem 5rem;
  background:transparent;border:0;border-bottom:1px solid var(--border);
  display:grid;grid-template-columns:1fr auto;gap:1rem 2rem;align-items:center;
  transition:padding-left .3s var(--ease);
}
.process-step:hover{padding-left:5.5rem}
.process-step::before{
  counter-increment:s;content:"0" counter(s);position:absolute;left:0;top:50%;transform:translateY(-50%);
  font-size:1.8rem;font-weight:700;letter-spacing:-.04em;color:var(--accent);line-height:1;
}
.step-num{display:none}
.process-step h3{font-size:1.4rem;font-weight:600;letter-spacing:-.02em;line-height:1.2}
.process-step p{grid-column:1;color:var(--muted);font-size:.94rem;line-height:1.55;max-width:60ch}
.step-time{
  grid-column:2;grid-row:1 / span 2;justify-self:end;align-self:center;
  font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.14em;
  color:var(--meta);padding:0;border:0;
  white-space:nowrap;
}
@media (max-width:600px){
  .process-step{grid-template-columns:1fr;padding-left:3.4rem}
  .process-step:hover{padding-left:3.8rem}
  .process-step::before{font-size:1.4rem}
  .step-time{grid-column:1;grid-row:auto;justify-self:start;margin-top:.4rem}
}

/* ============ PROJECTS ============ */
.filters{display:flex;flex-wrap:wrap;justify-content:center;gap:.45rem;margin-bottom:2.8rem}
.filter{
  padding:.55rem 1.2rem;font-size:.78rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.1em;
  background:transparent;border:1px solid var(--border-2);color:var(--muted);
  border-radius:99px;
  transition:all .2s var(--ease);
}
.filter:hover{color:var(--fg);border-color:var(--fg)}
.filter.active{background:var(--accent);color:#fff;border-color:var(--accent)}

.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
@media (max-width:1024px){.projects-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.projects-grid{grid-template-columns:1fr}}

.project-card{
  position:relative;display:flex;flex-direction:column;gap:1.1rem;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  overflow:hidden;padding:1rem 1rem 1.6rem;
  transition:all .3s var(--ease);
}
.project-card:hover{transform:translateY(-4px);border-color:var(--border-2);background:var(--surface-2)}
.project-img{
  position:relative;aspect-ratio:4/3;overflow:hidden;
  background:var(--bg);
  display:block;border-radius:calc(var(--radius-lg) - 4px);
}
.project-img::before{
  content:attr(data-letter);position:absolute;inset:0;display:grid;place-items:center;
  font-size:5rem;font-weight:800;color:rgba(255,255,255,.06);letter-spacing:-.05em;
}
.project-img::after{display:none}
.project-img img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease);background:var(--bg);min-height:200px;display:block;position:relative;z-index:1}
.project-card:hover .project-img img{transform:scale(1.04)}

.project-body{padding:0 .4rem;display:flex;flex-direction:column;gap:.65rem;flex:1}
.project-title{display:flex;justify-content:space-between;align-items:flex-start;gap:.8rem}
.project-title h3{font-size:1.4rem;font-weight:600;letter-spacing:-.02em;line-height:1.2}
.project-title a{
  display:grid;place-items:center;width:38px;height:38px;border-radius:50%;
  background:transparent;border:1px solid var(--border-2);color:var(--fg);
  flex-shrink:0;transition:all .2s var(--ease);
}
.project-title a:hover{background:var(--accent);border-color:var(--accent);color:#fff;transform:rotate(-45deg)}
.project-title a svg{width:14px;height:14px;transition:transform .2s var(--ease)}
.project-desc{color:var(--muted);font-size:.92rem;line-height:1.55}
.project-tags{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:auto;padding-top:.4rem}
.project-tags span{
  font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;
  padding:.25rem .65rem;border-radius:99px;
  background:transparent;border:1px solid var(--border-2);color:var(--muted);
}

/* ============ PROVAS SOCIAIS ============ */
.proof-featured{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-bottom:3rem}
@media (max-width:880px){.proof-featured{grid-template-columns:1fr}}
.proof-quote{
  position:relative;padding:1.8rem 1.6rem;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--border);
  display:flex;flex-direction:column;gap:1.2rem;
  transition:all .3s var(--ease);
}
.proof-quote:hover{border-color:var(--border-2);transform:translateY(-3px)}
.quote-icon{width:32px;height:32px;color:var(--accent)}
.proof-quote p{color:var(--fg);font-size:1rem;line-height:1.55;flex:1;font-weight:400}
.proof-quote footer{display:flex;align-items:center;gap:.85rem;border-top:1px solid var(--border);padding-top:1.1rem}
.avatar{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;
  background:var(--accent);color:#fff;font-weight:700;font-size:.82rem;
}
.proof-quote footer strong{display:block;font-size:.92rem;font-weight:600;color:var(--fg)}
.proof-quote footer span{color:var(--muted);font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;font-weight:600}

/* Galeria */
.proof-gallery{columns:4;column-gap:1rem}
@media (max-width:1024px){.proof-gallery{columns:3}}
@media (max-width:680px){.proof-gallery{columns:2}}
@media (max-width:440px){.proof-gallery{columns:1}}
.proof-thumb{
  display:block;width:100%;margin:0 0 1rem;break-inside:avoid;
  border-radius:var(--radius);overflow:hidden;cursor:zoom-in;
  background:var(--surface);border:1px solid var(--border);
  position:relative;transition:all .3s var(--ease);
}
.proof-thumb:hover{border-color:var(--accent);transform:translateY(-3px)}
.proof-thumb img{width:100%;height:auto;display:block;transition:transform .5s var(--ease)}
.proof-thumb:hover img{transform:scale(1.03)}
.proof-thumb::after{
  content:"";position:absolute;inset:auto auto 10px 10px;
  width:32px;height:32px;border-radius:50%;
  background:var(--accent) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><circle cx='11' cy='11' r='8'/><path d='m21 21-4.3-4.3'/><path d='M11 8v6'/><path d='M8 11h6'/></svg>") no-repeat center;
  opacity:0;transition:opacity .25s var(--ease);
}
.proof-thumb:hover::after{opacity:1}
.proof-thumb-cap{padding:.7rem .9rem 1rem;font-size:.72rem;color:var(--meta);text-transform:uppercase;letter-spacing:.1em;font-weight:600}
.proof-thumb-cap strong{display:block;color:var(--fg);font-size:.86rem;margin-bottom:.2rem;font-weight:600;text-transform:none;letter-spacing:-.005em}

/* Lightbox */
.lightbox{
  position:fixed;inset:0;z-index:100;display:none;
  background:rgba(10,8,7,.94);backdrop-filter:blur(8px);
  align-items:center;justify-content:center;padding:2rem;
}
.lightbox.open{display:flex;animation:fadein .25s var(--ease)}
@keyframes fadein{from{opacity:0}to{opacity:1}}
.lightbox-content{max-width:min(92vw,1100px);max-height:90vh;display:flex;flex-direction:column;gap:1rem}
.lightbox-content img{max-width:100%;max-height:80vh;object-fit:contain;border-radius:var(--radius);border:1px solid var(--border-2)}
.lightbox-content figcaption{color:var(--muted);text-align:center;font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;font-weight:600}
.lightbox-close,.lightbox-prev,.lightbox-next{
  position:absolute;width:48px;height:48px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1px solid var(--border-2);color:var(--fg);
  transition:all .2s var(--ease);
}
.lightbox-close:hover,.lightbox-prev:hover,.lightbox-next:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.lightbox-close{top:1.4rem;right:1.4rem}
.lightbox-prev{left:1.4rem;top:50%;transform:translateY(-50%)}
.lightbox-next{right:1.4rem;top:50%;transform:translateY(-50%)}
@media (max-width:560px){
  .lightbox-prev{left:.6rem}.lightbox-next{right:.6rem}
  .lightbox-close{top:.8rem;right:.8rem}
}

/* ============ TRÁFEGO (list) ============ */
.traffic-grid{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--border)}
.traffic-card{
  display:flex;align-items:center;gap:1.5rem;
  padding:1.4rem 0;border-bottom:1px solid var(--border);background:transparent;
  font-weight:600;font-size:1.3rem;letter-spacing:-.015em;color:var(--fg);
  border-radius:0;border:0;border-bottom:1px solid var(--border);
  transition:all .25s var(--ease);position:relative;
}
.traffic-card span{flex:1}
.traffic-card::before{
  content:"";display:inline-block;width:8px;height:8px;border-radius:50%;
  background:var(--accent);flex-shrink:0;
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.traffic-card:hover{padding-left:1rem;color:var(--accent)}
.traffic-card:hover::before{background:var(--pop);transform:scale(1.4)}
.traffic-card svg{width:20px;height:20px;color:var(--muted);transition:color .2s var(--ease);flex-shrink:0}
.traffic-card:hover svg{color:var(--accent)}

/* ============ SKILLS ============ */
.skills-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:.8rem}
@media (max-width:1024px){.skills-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:560px){.skills-grid{grid-template-columns:repeat(2,1fr)}}
.skill{
  padding:1.4rem 1.1rem 1.3rem;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--border);
  display:flex;flex-direction:column;gap:.65rem;
  transition:all .25s var(--ease);
}
.skill:hover{transform:translateY(-3px);border-color:var(--border-2);background:var(--surface-2)}
.skill-icon{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:rgba(244,108,56,.12);color:var(--accent);
  font-weight:700;font-size:.95rem;letter-spacing:-.02em;
}
.skill h4{font-size:.92rem;font-weight:600;color:var(--fg)}
.bar{height:4px;background:rgba(255,255,255,.07);border-radius:99px;overflow:hidden}
.bar span{display:block;height:100%;background:var(--accent);border-radius:99px;transition:width 1s var(--ease)}

/* ============ FAQ ============ */
.faq-list{max-width:840px;margin-inline:auto;display:grid;gap:0;border-top:1px solid var(--border)}
.faq-item{
  background:transparent;border:0;border-bottom:1px solid var(--border);border-radius:0;
}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:1rem;
  padding:1.5rem 0;font-weight:600;font-size:1.1rem;letter-spacing:-.01em;
  color:var(--fg);transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--accent)}
.faq-item[open] summary{color:var(--accent)}
.faq-icon{position:relative;width:18px;height:18px;flex-shrink:0}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform .25s var(--ease)}
.faq-icon::before{top:50%;left:0;width:100%;height:2px;transform:translateY(-50%)}
.faq-icon::after{left:50%;top:0;width:2px;height:100%;transform:translateX(-50%)}
.faq-item[open] .faq-icon::after{transform:translateX(-50%) rotate(90deg);opacity:0}
.faq-item p{padding:0 0 1.5rem;color:var(--muted);font-size:.95rem;line-height:1.65;max-width:65ch}

/* ============ CONTATO ============ */
.contact{align-items:flex-start;gap:5rem}
@media (max-width:980px){.contact{gap:3rem}}
.contact .section-head{text-align:left;margin:0;max-width:none}
.contact-list{margin-top:1.8rem;display:grid;gap:.75rem}
.contact-list li{
  display:flex;align-items:center;gap:1rem;
  padding:1rem 1.1rem;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--border);
  transition:all .2s var(--ease);
}
.contact-list li:hover{border-color:var(--border-2)}
.contact-ic{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;
  background:rgba(244,108,56,.12);color:var(--accent);
}
.contact-ic svg{width:18px;height:18px}
.contact-list strong{display:block;font-size:.7rem;color:var(--meta);text-transform:uppercase;letter-spacing:.14em;margin-bottom:.2rem;font-weight:600}
.contact-list a,.contact-list span{color:var(--fg);font-size:.95rem;font-weight:500}
.contact-list a:hover{color:var(--accent)}

.socials{display:flex;gap:.5rem;margin-top:1.6rem}
.socials a{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  background:var(--surface);border:1px solid var(--border);color:var(--muted);
  transition:all .2s var(--ease);
}
.socials a svg{width:17px;height:17px}
.socials a:hover{background:var(--accent);color:#fff;border-color:var(--accent);transform:translateY(-2px)}

.form-card{
  padding:2rem;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--border);
  display:grid;gap:1.1rem;
}
.field{display:grid;gap:.4rem}
.field label{font-size:.7rem;font-weight:600;color:var(--meta);text-transform:uppercase;letter-spacing:.14em}
.field input,.field select,.field textarea{
  padding:.9rem 1rem;border-radius:var(--radius);
  background:var(--bg);border:1px solid var(--border);color:var(--fg);
  outline:none;width:100%;font-family:inherit;font-size:.94rem;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.field textarea{resize:vertical;min-height:110px}
.field input::placeholder,.field textarea::placeholder{color:var(--meta)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent)}
.field select{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23998f8f' stroke-width='2'><path d='m6 9 6 6 6-6'/></svg>");background-repeat:no-repeat;background-position:right 1rem center;padding-right:2.5rem}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media (max-width:480px){.grid-2{grid-template-columns:1fr}}

/* Range slider */
input[type=range]{
  -webkit-appearance:none;
  appearance:none;
  width:100%;
  height:10px;
  background:var(--bg);
  border-radius:99px;
  outline:none;
  border:1px solid var(--border);
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;
  appearance:none;
  width:28px;height:28px;
  border-radius:50%;
  background:var(--accent);
  cursor:pointer;
  box-shadow:0 4px 14px -4px rgba(244,108,56,.6);
  transition:all .2s var(--ease);
}
input[type=range]::-webkit-slider-thumb:hover{
  background:var(--accent-2);
  transform:scale(1.1);
  box-shadow:0 6px 18px -4px rgba(244,108,56,.7);
}
input[type=range]::-moz-range-thumb{
  width:28px;height:28px;
  border-radius:50%;
  background:var(--accent);
  cursor:pointer;
  border:0;
  box-shadow:0 4px 14px -4px rgba(244,108,56,.6);
  transition:all .2s var(--ease);
}
input[type=range]::-moz-range-thumb:hover{
  background:var(--accent-2);
  transform:scale(1.1);
  box-shadow:0 6px 18px -4px rgba(244,108,56,.7);
}
#budgetValue{
  color:var(--accent);
  font-weight:700;
  font-size:1.1rem;
}
.form-note{font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-top:.3rem;text-align:center}
.form-note.error{color:#f87171}

/* ============ FOOTER ============ */
.footer{padding:3.5rem 0 2rem;border-top:1px solid var(--border);background:var(--bg-2)}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:1.6rem;text-align:center}
.footer-brand{display:flex;flex-direction:column;align-items:center;gap:.8rem}
.footer-brand .logo-mark{width:44px;height:44px;font-size:.95rem}
.footer-brand p{color:var(--muted);font-size:.92rem;max-width:42ch}
.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:1.6rem}
.footer-links a{color:var(--muted);font-size:.84rem;font-weight:500;transition:color .2s var(--ease)}
.footer-links a:hover{color:var(--accent)}
.copy{color:var(--meta);font-size:.78rem;border-top:1px solid var(--border);padding-top:1.4rem;width:100%}
.credit{color:var(--accent);font-weight:600;transition:color .2s var(--ease)}
.credit:hover{color:var(--accent-2);text-decoration:underline}

/* ============ FLOATING WHATSAPP ============ */
.float-wpp{
  position:fixed;right:1.4rem;bottom:1.4rem;z-index:40;
  width:54px;height:54px;border-radius:50%;display:grid;place-items:center;
  background:#25d366;color:#fff;
  box-shadow:0 14px 30px -8px rgba(37,211,102,.55);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.float-wpp:hover{transform:scale(1.08);box-shadow:0 18px 36px -8px rgba(37,211,102,.7)}

/* ============ REVEAL ON SCROLL ============ */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============ CAROUSEL ============ */
.carousel{position:relative}
.carousel-track{
  display:flex;gap:1.2rem;
  overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;
  scrollbar-width:none;-ms-overflow-style:none;
  padding:.8rem .4rem 1.2rem;margin:-.8rem -.4rem -1.2rem;
  -webkit-overflow-scrolling:touch;
}
.carousel-track::-webkit-scrollbar{display:none}
.carousel-track > *{scroll-snap-align:start;flex-shrink:0}
.carousel-track > .project-card{
  flex:0 0 calc((100% - 2.4rem) / 3);
  margin:0;
}
@media (max-width:1024px){.carousel-track > .project-card{flex-basis:calc((100% - 1.2rem) / 2)}}
@media (max-width:680px){.carousel-track > .project-card{flex-basis:calc(100% - 1.6rem)}}

.proof-carousel{gap:1rem}
.proof-carousel > .proof-thumb{
  flex:0 0 calc((100% - 3rem) / 4);
  margin:0;break-inside:auto;
}
@media (max-width:1024px){.proof-carousel > .proof-thumb{flex-basis:calc((100% - 2rem) / 3)}}
@media (max-width:768px){.proof-carousel > .proof-thumb{flex-basis:calc((100% - 1rem) / 2)}}
@media (max-width:480px){.proof-carousel > .proof-thumb{flex-basis:calc(100% - 1rem)}}

.carousel-btn{
  position:absolute;top:50%;transform:translateY(-50%);
  width:52px;height:52px;border-radius:50%;
  background:var(--accent);color:#fff;border:0;cursor:pointer;z-index:10;
  display:grid;place-items:center;
  box-shadow:0 10px 28px -8px rgba(0,0,0,.6);
  transition:all .25s var(--ease);
}
.carousel-btn:hover:not(:disabled){background:var(--accent-2);transform:translateY(-50%) scale(1.08)}
.carousel-btn:disabled{background:var(--surface);color:var(--meta);box-shadow:none;cursor:not-allowed;opacity:.5}
.carousel-prev{left:-26px}
.carousel-next{right:-26px}
@media (max-width:1280px){.carousel-prev{left:.8rem}.carousel-next{right:.8rem}}
@media (max-width:640px){
  .carousel-btn{width:44px;height:44px}
  .carousel-prev{left:.4rem}.carousel-next{right:.4rem}
}

/* Section head with title + CTA in row */
.section-head-row{
  display:flex;justify-content:space-between;align-items:flex-end;gap:2rem;
  text-align:left;max-width:none;margin:0 0 3rem;
}
.section-head-row > div{display:flex;flex-direction:column}
.section-head-row .eyebrow{margin-bottom:.9rem}
.section-head-row .section-title{margin:0;text-align:left}
.see-all{padding:.7rem 1.3rem;font-size:.78rem;flex-shrink:0}
@media (max-width:680px){
  .section-head-row{flex-direction:column;align-items:flex-start;gap:1.2rem}
}

/* Section head left-aligned (projects.html) */
.section-head-left{text-align:left;max-width:none;margin:0 0 2.5rem}
.section-head-left .eyebrow::before,.section-head-left .eyebrow::after{display:none}
.section-head-left .eyebrow{padding-left:0}
.section-head-left .section-title{font-size:clamp(2.4rem,7vw,5.5rem)}
.section-head-left .section-lead{margin:1.2rem 0 0;max-width:60ch}

/* Projects.html page */
.section-page{padding:5rem 0 6rem}
.back-link{
  display:inline-flex;align-items:center;gap:.5rem;
  color:var(--muted);font-size:.85rem;font-weight:500;
  margin-bottom:2.5rem;
  transition:color .2s var(--ease);
}
.back-link:hover{color:var(--accent)}
.back-link:hover svg{transform:translateX(-3px)}
.back-link svg{transition:transform .2s var(--ease)}

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