/* ===================================================================
   TOKENS
=================================================================== */
:root{
  --bg: #12151A;
  --bg-panel: #191D24;
  --bg-panel-2: #1F242D;
  --border: #2A2F38;

  --text: #EDEAE2;
  --text-dim: #9CA3AD;
  --text-faint: #6B7280;

  --mint: #8FD9B6;
  --mint-dim: #5C9E80;
  --amber: #E8A857;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --radius: 10px;
  --max-w: 1160px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; }
h1, h2, h3{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
p{ margin: 0 0 1em; color: var(--text-dim); }
ul{ list-style: none; margin: 0; padding: 0; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* status dot — usado como "assinatura" pequena em vários lugares */
.status-dot{
  display:inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 8px 1px rgba(143,217,182,.7);
  flex-shrink: 0;
}

/* scanline sutil no topo, reforça o "sistema ligado" sem exagerar */
.scan-line{
  position: fixed; top:0; left:0; right:0; height:2px;
  background: linear-gradient(90deg, transparent, var(--mint), transparent);
  opacity: .5;
  z-index: 100;
  animation: scan 6s linear infinite;
}
@keyframes scan{
  0%{ transform: translateX(-100%); }
  100%{ transform: translateX(100%); }
}

/* ===================================================================
   LAYOUT HELPERS
=================================================================== */
.section__inner{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 96px 24px;
}
.section--dark{ background: var(--bg-panel); }
.section__label{
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--mint);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin: 0 0 16px;
}
.section__sub{ max-width: 560px; }

/* ===================================================================
   NAV
=================================================================== */
.nav{
  position: sticky; top:0; z-index: 50;
  background: rgba(18,21,26,.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav__inner{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 18px 24px;
  display:flex; align-items:center; justify-content:space-between;
}
.nav__brand{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-mono);
  font-size: .95rem;
  text-decoration: none;
  color: var(--text);
}
.nav__links{
  display:flex; align-items:center; gap: 32px;
  font-family: var(--font-mono);
  font-size: .9rem;
}
.nav__links a{ text-decoration:none; color: var(--text-dim); transition: color .2s; }
.nav__links a:hover{ color: var(--mint); }
.nav__cta{
  border: 1px solid var(--mint-dim);
  padding: 8px 16px;
  border-radius: 6px;
  color: var(--mint) !important;
}
.nav__toggle{
  display:none;
  flex-direction: column;
  gap: 5px;
  background:none; border:none; cursor:pointer;
  padding: 8px;
}
.nav__toggle span{ width: 22px; height: 2px; background: var(--text); }

@media (max-width: 780px){
  .nav__toggle{ display:flex; }
  .nav__links{
    position: absolute; top: 100%; left:0; right:0;
    flex-direction: column; align-items: flex-start;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px 28px;
    gap: 18px;
    display: none;
  }
  .nav__links.is-open{ display:flex; }
}

/* ===================================================================
   HERO
=================================================================== */
.hero__inner{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 72px 24px 96px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 56px;
  align-items: center;
}
.eyebrow{
  display:flex; align-items:center; gap:8px;
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.hero__text h1{
  font-size: clamp(2.1rem, 4.2vw, 3.1rem);
  margin-top: 12px;
}
.hl{ color: var(--mint); }
.hero__lede{ font-size: 1.05rem; max-width: 52ch; }
.hero__actions{ display:flex; gap: 14px; flex-wrap: wrap; margin: 28px 0 40px; }

.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding: 13px 22px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: .9rem;
  text-decoration:none;
  border: 1px solid transparent;
  transition: transform .15s ease, background .2s ease, border-color .2s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn--primary{ background: var(--mint); color: #0E1310; font-weight: 500; }
.btn--primary:hover{ background: #A3E4C4; }
.btn--ghost{ border-color: var(--border); color: var(--text); }
.btn--ghost:hover{ border-color: var(--mint-dim); }

.hero__meta{ display:flex; flex-direction: column; gap: 10px; border-top: 1px solid var(--border); padding-top: 20px; max-width: 420px; }
.hero__meta li{ display:flex; justify-content: space-between; font-family: var(--font-mono); font-size: .82rem; }
.hero__meta .k{ color: var(--text-faint); }
.hero__meta .v{ color: var(--text-dim); }

/* terminal */
.terminal{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 60px -20px rgba(0,0,0,.6);
}
.terminal__bar{
  display:flex; align-items:center; gap:8px;
  padding: 12px 16px;
  background: var(--bg-panel-2);
  border-bottom: 1px solid var(--border);
}
.dot{ width:11px; height:11px; border-radius:50%; }
.dot--red{ background:#E5726C; } .dot--yellow{ background:#E8C15E; } .dot--green{ background:#7DC98E; }
.terminal__title{
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--text-faint);
}
.terminal__body{
  margin:0;
  padding: 22px 20px 28px;
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--mint);
  min-height: 260px;
  white-space: pre-wrap;
  word-break: break-word;
}
.terminal__body .line-dim{ color: var(--text-dim); }
.terminal__body .line-amber{ color: var(--amber); }
.cursor{
  display:inline-block; width: 8px; height: 1em;
  background: var(--mint);
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}
@keyframes blink{ 50%{ opacity:0; } }

@media (max-width: 900px){
  .hero__inner{ grid-template-columns: 1fr; }
}

/* ===================================================================
   ABOUT
=================================================================== */
.about__grid{ display:grid; grid-template-columns: .8fr 1.2fr; gap: 48px; }
.about__grid h2{ font-size: clamp(1.6rem, 3vw, 2.2rem); }
.about__body p{ font-size: 1rem; }
@media (max-width: 800px){ .about__grid{ grid-template-columns: 1fr; } }

/* ===================================================================
   PIPELINE (elemento assinatura)
=================================================================== */
.pipeline{ background: var(--bg-panel); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.pipeline__title{ font-size: clamp(1.5rem, 2.8vw, 2rem); max-width: 640px; }
.pipeline__track{
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.pipeline__track::before{
  content:"";
  position: absolute;
  top: 14px; left: 0; right: 0;
  height: 1px;
  background: var(--border);
}
.pipeline__node{
  position: relative;
  padding: 40px 20px 0 0;
}
.pipeline__index{
  display:inline-flex; align-items:center; justify-content:center;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--bg-panel);
  border: 1px solid var(--mint-dim);
  color: var(--mint);
  font-family: var(--font-mono);
  font-size: .75rem;
  position: relative;
  z-index: 2;
}
.pipeline__node h3{ margin-top: 16px; font-size: 1.05rem; }
.pipeline__node p{ font-size: .9rem; margin-bottom: 0; }

@media (max-width: 800px){
  .pipeline__track{ grid-template-columns: 1fr; gap: 32px; }
  .pipeline__track::before{ display:none; }
  .pipeline__node{ padding-top: 0; padding-left: 40px; }
  .pipeline__index{ position:absolute; left:0; top:0; }
}

/* ===================================================================
   STACK
=================================================================== */
.stack__grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  margin-top: 40px;
}
.stack__card{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.stack__card h3{ display:flex; align-items:center; gap:10px; font-size: 1.05rem; }
.stack__dot{ width:10px; height:10px; border-radius:50%; }
.stack__dot--mint{ background: var(--mint); }
.stack__dot--amber{ background: var(--amber); }
.stack__card ul{ margin-top: 16px; display:flex; flex-direction: column; gap: 10px; }
.stack__card li{ font-family: var(--font-mono); font-size: .88rem; color: var(--text-dim); padding-left: 16px; position: relative; }
.stack__card li::before{ content:"›"; position:absolute; left:0; color: var(--mint-dim); }

@media (max-width: 800px){ .stack__grid{ grid-template-columns: 1fr; } }

/* ===================================================================
   PROJECTS
=================================================================== */
.filters{ display:flex; gap: 10px; margin: 36px 0 32px; flex-wrap: wrap; }
.filter{
  font-family: var(--font-mono);
  font-size: .82rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 9px 16px;
  border-radius: 20px;
  cursor: pointer;
  transition: all .2s ease;
}
.filter:hover{ border-color: var(--mint-dim); color: var(--text); }
.filter.is-active{ background: var(--mint); border-color: var(--mint); color: #0E1310; }

.projects__grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.project{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .2s ease, border-color .2s ease;
}
.project:hover{ transform: translateY(-3px); border-color: var(--mint-dim); }
.project__media{ position: relative; aspect-ratio: 16/10; background: var(--bg-panel-2); }
.project__media img{ width:100%; height:100%; object-fit: cover; }
.project__tag{
  position:absolute; top:12px; left:12px;
  font-family: var(--font-mono); font-size:.7rem;
  background: rgba(18,21,26,.85);
  color: var(--mint);
  padding: 5px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.project__body{ padding: 22px; }
.project__body h3{ font-size: 1.05rem; }
.project__body p{ font-size: .9rem; }

/* botão "ver demonstração" sobre a imagem do card */
.project__media{ position: relative; }
.project__play{
  position:absolute; inset:0;
  display:flex; align-items:center; justify-content:center; gap:8px;
  width:100%; height:100%;
  background: rgba(18,21,26,0);
  border:none; cursor:pointer;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: .85rem;
  opacity: 0;
  transition: opacity .2s ease, background .2s ease;
}
.project__media:hover .project__play,
.project__play:focus-visible{
  opacity: 1;
  background: rgba(18,21,26,.55);
}
.project__play-icon{
  display:inline-flex; align-items:center; justify-content:center;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--mint);
  color: #0E1310;
  font-size: .7rem;
}
.project__demo-link{
  background:none; border:none; padding:0; cursor:pointer;
  font-family: var(--font-mono); font-size: .82rem;
  color: var(--mint); text-align: left;
}
.project__demo-link:hover{ text-decoration: underline; }

/* ===================================================================
   MODAL
=================================================================== */
.modal[hidden]{ display:none; }
.modal{
  position: fixed; inset: 0;
  z-index: 200;
  display:flex; align-items:center; justify-content:center;
  padding: 24px;
}
.modal__backdrop{
  position: absolute; inset:0;
  background: rgba(10,12,15,.8);
  backdrop-filter: blur(3px);
}
.modal__panel{
  position: relative;
  max-width: 880px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.7);
}
.modal__close{
  position: absolute; top: 18px; right: 18px;
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  font-size: .9rem;
}
.modal__close:hover{ color: var(--text); border-color: var(--mint-dim); }
.modal__lede{ max-width: 62ch; }

.modal__content{ margin-top: 20px; max-width: 66ch; }
.modal__content h4{
  font-size: .95rem;
  color: var(--mint);
  margin: 22px 0 8px;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-family: var(--font-mono);
  font-weight: 500;
}
.modal__content h4:first-child{ margin-top: 0; }
.modal__content p{ font-size: .92rem; }
.modal__content ul{ margin: 0 0 12px; display:flex; flex-direction: column; gap: 8px; }
.modal__content li{
  font-size: .92rem; color: var(--text-dim);
  padding-left: 18px; position: relative;
}
.modal__content li::before{ content:"›"; position:absolute; left:0; color: var(--mint-dim); }
.modal__content strong{ color: var(--text); }

.modal__grid{
  display:grid; grid-template-columns: 1fr 1fr; gap: 20px;
  margin: 24px 0 8px;
}
.modal__grid--single{
  grid-template-columns: minmax(0, 480px);
  justify-content: center;
}
.modal__grid figure{ margin:0; }
.modal__grid img{
  width:100%; border-radius: 8px; border: 1px solid var(--border);
}
.modal__grid figcaption{
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--text-faint);
  text-align: center;
}
.modal__links{ margin-top: 24px; }

@media (max-width: 720px){
  .modal__grid{ grid-template-columns: 1fr; }
  .modal__panel{ padding: 24px; }
}
.project__meta{ display:flex; gap:8px; flex-wrap: wrap; margin-bottom: 16px; }
.chip{
  font-family: var(--font-mono); font-size: .72rem;
  border: 1px solid var(--border);
  color: var(--text-faint);
  padding: 4px 9px;
  border-radius: 4px;
}
.project__links{ display:flex; flex-direction: column; gap:6px; }
.project__links a{
  font-family: var(--font-mono); font-size: .82rem;
  color: var(--mint); text-decoration:none;
}
.project__links a:hover{ text-decoration: underline; }

@media (max-width: 980px){ .projects__grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px){ .projects__grid{ grid-template-columns: 1fr; } }

/* ===================================================================
   RESUME
=================================================================== */
.resume{ display:grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
.resume__text h2{ font-size: clamp(1.6rem, 3vw, 2.1rem); }
.resume__timeline{ display:flex; flex-direction: column; gap: 22px; border-left: 1px solid var(--border); padding-left: 24px; }
.resume__timeline li{ display:flex; flex-direction: column; gap: 4px; }
.resume__timeline .k{ font-family: var(--font-mono); font-size: .78rem; color: var(--mint); }
.resume__timeline .v{ color: var(--text-dim); font-size: .95rem; }

@media (max-width: 800px){ .resume{ grid-template-columns: 1fr; } }

/* ===================================================================
   FOOTER
=================================================================== */
.footer{ border-top: 1px solid var(--border); }
.footer__inner{
  display:flex; justify-content: space-between; align-items: flex-end;
  flex-wrap: wrap; gap: 32px;
  padding-bottom: 40px;
}
.footer__lede{ max-width: 40ch; }
.footer__links{ display:flex; flex-direction: column; gap: 10px; align-items: flex-end; }
.footer__links a{ font-family: var(--font-mono); font-size: .9rem; text-decoration:none; color: var(--text-dim); }
.footer__links a:hover{ color: var(--mint); }
.footer__copy{
  text-align:center;
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--text-faint);
  padding: 20px 24px 32px;
  margin:0;
}
@media (max-width: 600px){ .footer__inner{ align-items: flex-start; } .footer__links{ align-items: flex-start; } }