/* CORES QUE EU GOSTEI */
:root{
  --branco: #ffffff;
  --azul: #87c8ff;           
  --azul-principal: #1e293b; 
  --prata: #d5dee9;          
  --azul-escuro: #0b5fa5;    
}

/* BODY */
*{ box-sizing: border-box; }
html, body{ height: auto }
body{
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Noto Sans", Arial;
  color: var(--azul-principal);
  background: linear-gradient(180deg, var(--branco), color-mix(in srgb, var(--azul) 8%, white));
  line-height: 1.6;
  display: flex; flex-direction: column; min-height: 100dvh;
}
img{ max-width: 100%; height: auto; display: block; }
a{ color: var(--azul-principal); text-decoration: none; }
a:hover{ text-decoration: underline; }
.muted{ color: #5b6b7a; }
.container{ max-width: 1000px; margin: 0 auto; padding: 0 16px; }
:focus-visible{
  outline: 3px solid color-mix(in srgb, var(--azul) 55%, white);
  outline-offset: 2px;
}

/* HEADER */

.site-header{
  position: sticky; top: 0; z-index: 50;
  background:var(--prata);
  backdrop-filter: blur(6px);
  border-bottom: none;
}
.header-inner{
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 0;
}
.logo{ font-weight: 700; color: var(--azul-principal); letter-spacing: .2px; }
.menu{ display: flex; gap: 8px; flex-wrap: wrap; }
.nav-link{
  display: inline-block; padding: 8px 12px; border-radius: 999px;
  color: var(--azul-principal); transition: background .2s ease;
}
.nav-link:hover{ background: color-mix(in srgb, var(--azul) 15%, white); text-decoration: none; }
.nav-link[aria-current="page"]{
  color: #0c2344;
  background: linear-gradient(90deg, var(--azul), color-mix(in srgb, var(--azul) 40%, white));
  font-weight: 700;
}

/* PÁGINAS */
main, .page-content{ flex: 1; }
.page-content{ padding: 24px 0 40px; }
.section{ padding: 8px 0; }

.page-title{ margin: 0 0 12px; font-size: clamp(1.6rem, 2.8vw, 2rem); color: #0a3261; }
.page-content h2{ margin: 22px 0 8px; color: #0d2644; padding-left: 0; }
.page-content h3{ margin-top: 14px; color: var(--azul); }
.page-content strong{ color: var(--azul-escuro); font-weight: 700; }
.page-content p{ color: #2a3b52; }
.page-content ul{ padding-left: 1.2rem; }
.page-content li{ margin: 6px 0; }
.page-content li::marker{ color: var(--azul-escuro); }
.page-content a{
  color: var(--azul-escuro);
  text-decoration-color: color-mix(in srgb, var(--azul-escuro) 40%, transparent);
}
.page-content a:hover{ text-decoration-color: var(--azul-escuro); }

.page-content .page-title::after,
.page-content h2::before{ content: none !important; }

/* HERO */
.hero{
  background: linear-gradient(180deg, var(--branco), color-mix(in srgb, var(--azul) 12%, white));
  border-top: none; border-bottom: none;
  padding: clamp(28px, 6vw, 56px) 0;
}
.hero-inner{
  display: grid; gap: 24px; align-items: center;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.hero-text h1{ margin: 6px 0 12px; font-size: clamp(1.9rem, 4.2vw, 2.6rem); color: #0a3261; }
.lead{ font-size: 1.06rem; color: #5b6b7a; }


.hero-image{
  width: clamp(160px, 28vw, 240px);
  aspect-ratio: 1 / 1;
  border-radius: 999px; overflow: hidden; margin: 0 auto;
  box-shadow: 0 8px 24px rgba(0,0,0,.06);
}
.hero-image img{
  width: 100%; height: 100%;
  object-fit: cover; object-position: 50% 40%;
}

article{
  background: var(--branco);
  border: 1px solid var(--prata);
  border-left: 4px solid var(--azul);
  border-radius: 10px; padding: 12px; margin: 12px 0;
  box-shadow: 0 2px 4px rgba(0,0,0,0.04);
}

/*  CONTATO  */

.contact-form{ display: grid; gap: 12px; max-width: 620px; }
.form-row{ display: grid; gap: 6px; }
label{ font-weight: 700; color: #0d2644; }
input, textarea{
  width: 100%; padding: 12px 14px; border: 1px solid var(--prata);
  border-radius: 10px; background: var(--branco); color: var(--azul-principal); outline: none;
}
input:focus, textarea:focus{
  border-color: color-mix(in srgb, var(--azul) 55%, white);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--azul) 25%, transparent);
}

/* BOTÕES */
.btn{
  display: inline-block; padding: 10px 14px; border-radius: 999px;
  font-weight: 700; letter-spacing: .2px;
  border: 1px solid var(--azul); background: var(--azul); color: #fff;
  cursor: pointer; transition: filter .2s ease;
}
.btn:hover{ filter: brightness(1.03); text-decoration: none; }
.btn.outline{ background: transparent; color: var(--azul-principal); border-color: var(--azul); }
.btn:disabled{ opacity: .6; cursor: not-allowed; }

.inline{ display: flex; gap: .6rem; flex-wrap: wrap; padding: 0; list-style: none; }
.inline a{ padding: .35rem .7rem; border: 1px solid var(--prata); border-radius: 999px; background: var(--branco); }

/* PORTFÓLIO  */
.projects{
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px; padding: 0; list-style: none;
}
.project-card{
  background: var(--branco); border: 1px solid var(--prata);
  border-radius: 12px; padding: 14px;
  box-shadow: 0 2px 4px rgba(0,0,0,.04);
  display: flex; flex-direction: column;
}
.project-head{ display: flex; align-items: baseline; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.project-title{ margin: 0; font-size: clamp(1.05rem, 2.2vw, 1.15rem); color: #0d2644; }
.project-desc{ margin: 0; color: #5b6b7a; }
.actions{ margin-top: auto; }
.btn.github{ display: inline-flex; align-items: center; gap: 8px; text-decoration: none; }
.btn.github .icon{ display: inline-block; vertical-align: middle; fill: currentColor; }


/* FOOTER  */
.site-footer{
  background: var(--prata);
  border-top: none;
  margin-top: 24px;
}
.footer-inner{
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 14px 0;
}
.footer-inner p{ margin: 0; }