/* ==========================================================================
   Jhonathan Moreira — Desenvolvedor web & designer
   Identidade: grafite · menta · âmbar (ligação com o site de escritor)
   ========================================================================== */

:root {
  --bg: #0a0c10;
  --bg-2: #0f1218;
  --surface: #131821;
  --surface-2: #19202b;
  --line: rgba(255,255,255,.08);
  --line-2: rgba(255,255,255,.14);
  --text: #e7eaf0;
  --muted: #9aa4b4;
  --mint: #5eead4;
  --mint-2: #99f6e4;
  --amber: #f5b84b;
  --pink: #f472b6;
  --blue: #7aa2ff;

  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", Consolas, monospace;

  --radius: 14px;
  --max: 1180px;
  --header-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
p { margin: 0 0 1em; }

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.02em;
  margin: 0 0 .5em;
}

::selection { background: var(--mint); color: var(--bg); }
:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; border-radius: 4px; }

.skip-link {
  position: absolute; left: 1rem; top: -100px; z-index: 100;
  background: var(--mint); color: var(--bg); padding: .6rem 1rem; border-radius: 8px;
  font-weight: 600; text-decoration: none;
}
.skip-link:focus { top: 1rem; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }
.section { padding: clamp(4.5rem, 10vw, 7rem) 0; position: relative; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--line); }

.tag {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-mono); font-size: .78rem;
  color: var(--mint);
  margin-bottom: 1rem;
}
.tag::before { content: "//"; color: var(--muted); }

.section-head { max-width: 640px; margin-bottom: clamp(2.5rem, 5vw, 3.5rem); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { font-size: clamp(2rem, 5vw, 3rem); }
.section-head p { color: var(--muted); font-size: 1.06rem; margin: 0; }

.grad {
  background: linear-gradient(100deg, var(--mint) 10%, var(--blue) 60%, var(--pink));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* --------------------------------------------------------------------------
   Botões
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  min-height: 48px; padding: .75rem 1.4rem;
  font-family: var(--font-head); font-weight: 600; font-size: .98rem;
  border-radius: 999px; border: 1px solid transparent;
  text-decoration: none; cursor: pointer;
  transition: transform .2s, background-color .2s, border-color .2s, box-shadow .2s, color .2s;
}
.btn svg { width: 18px; height: 18px; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--mint); color: #06221d; box-shadow: 0 10px 30px -10px rgba(94,234,212,.55); }
.btn-primary:hover { background: var(--mint-2); }
.btn-outline { border-color: var(--line-2); color: var(--text); }
.btn-outline:hover { border-color: var(--mint); color: var(--mint); }

/* --------------------------------------------------------------------------
   Cabeçalho
   -------------------------------------------------------------------------- */

.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--header-h);
  transition: background-color .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(10,12,16,.82);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom-color: var(--line);
}
.site-header .container { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }

.brand {
  font-family: var(--font-mono); font-weight: 500; font-size: 1.02rem;
  text-decoration: none; color: var(--text);
  display: inline-flex; align-items: center; gap: .15rem;
}
.brand b { color: var(--mint); font-weight: 500; }
.brand i { font-style: normal; color: var(--muted); }

.nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 1.8rem; }
.nav a { text-decoration: none; color: var(--muted); font-size: .95rem; transition: color .2s; }
.nav a:hover, .nav a[aria-current="true"] { color: var(--text); }
.nav .btn { color: #06221d; min-height: 40px; padding: .45rem 1.1rem; font-size: .9rem; }

.nav-toggle {
  display: none; width: 48px; height: 48px; align-items: center; justify-content: center;
  background: none; border: 0; color: var(--text); cursor: pointer;
}
.nav-toggle svg { width: 26px; height: 26px; }

@media (max-width: 880px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    background: rgba(10,12,16,.97); border-bottom: 1px solid var(--line);
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity .2s, transform .2s, visibility .2s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: .5rem 1.25rem 1.25rem; }
  .nav a { display: block; padding: .95rem 0; font-size: 1.05rem; border-bottom: 1px solid var(--line); }
  .nav li:last-child a { border: 0; margin-top: 1rem; }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative; overflow: hidden;
  min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center;
  padding: calc(var(--header-h) + 2.5rem) 0 4rem;
}
.hero::before { /* grade */
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 80%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 80%);
  opacity: .55;
}
.hero::after { /* brilho */
  content: ""; position: absolute; width: 720px; height: 720px; right: -160px; top: -120px;
  background: radial-gradient(circle, rgba(94,234,212,.16), transparent 62%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; }

.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3.5rem; align-items: center; }

.status {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .4rem .85rem; border: 1px solid var(--line-2); border-radius: 999px;
  font-size: .85rem; color: var(--muted); margin-bottom: 1.6rem;
  background: rgba(255,255,255,.02);
}
.status::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%; background: #34d399;
  box-shadow: 0 0 0 4px rgba(52,211,153,.18);
  animation: pulse 2s infinite;
}
@keyframes pulse { 50% { box-shadow: 0 0 0 7px rgba(52,211,153,0); } }

.hero h1 { font-size: clamp(2.5rem, 6.4vw, 4.4rem); margin-bottom: .45em; }
.hero-lead { font-size: clamp(1.05rem, 2vw, 1.2rem); color: var(--muted); max-width: 52ch; margin-bottom: 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; }

.hero-meta {
  display: flex; flex-wrap: wrap; gap: 1.6rem; margin-top: 2.6rem; padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}
.hero-meta div { font-size: .88rem; color: var(--muted); }
.hero-meta strong { display: block; font-family: var(--font-head); font-size: 1.05rem; color: var(--text); }

/* Janela de código */
.code-window {
  background: linear-gradient(180deg, #151b25, #10141b);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.8), 0 0 0 1px rgba(94,234,212,.05);
  overflow: hidden;
  transform: perspective(1200px) rotateY(-6deg) rotateX(2deg);
}
.code-bar {
  display: flex; align-items: center; gap: .45rem; padding: .8rem 1rem;
  border-bottom: 1px solid var(--line); background: rgba(255,255,255,.02);
}
.code-bar span { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.code-bar span:nth-child(2) { background: #febc2e; }
.code-bar span:nth-child(3) { background: #28c840; }
.code-bar em { margin-left: .6rem; font-style: normal; font-family: var(--font-mono); font-size: .75rem; color: var(--muted); }
.code-window pre {
  margin: 0; padding: 1.3rem 1.4rem 1.5rem;
  font-family: var(--font-mono); font-size: clamp(.74rem, 1.15vw, .88rem); line-height: 1.85;
  color: #c9d1dd; overflow-x: auto;
}
.c-k { color: var(--pink); } .c-v { color: var(--blue); } .c-p { color: var(--mint); }
.c-s { color: var(--amber); } .c-c { color: #5d6778; font-style: italic; }
.cursor { display: inline-block; width: .55em; height: 1.1em; background: var(--mint); vertical-align: -.2em; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .code-window { transform: none; }
}

/* --------------------------------------------------------------------------
   Serviços
   -------------------------------------------------------------------------- */

.services { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.service {
  position: relative;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.8rem 1.5rem;
  transition: transform .3s, border-color .3s, background-color .3s;
}
.service:hover { transform: translateY(-5px); border-color: rgba(94,234,212,.35); background: var(--surface-2); }
.service .icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(94,234,212,.1); color: var(--mint); margin-bottom: 1.3rem;
}
.service:nth-child(2) .icon { background: rgba(122,162,255,.12); color: var(--blue); }
.service:nth-child(3) .icon { background: rgba(244,114,182,.12); color: var(--pink); }
.service:nth-child(4) .icon { background: rgba(245,184,75,.12); color: var(--amber); }
.service .icon svg { width: 24px; height: 24px; }
.service h3 { font-size: 1.25rem; margin-bottom: .45rem; }
.service p { color: var(--muted); font-size: .95rem; margin-bottom: 1rem; }
.service ul { list-style: none; margin: 0; padding: 0; font-size: .88rem; color: #c3cad6; }
.service li { padding: .3rem 0 .3rem 1.3rem; position: relative; }
.service li::before { content: "→"; position: absolute; left: 0; color: var(--mint); font-family: var(--font-mono); }

@media (max-width: 1040px) { .services { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 580px) { .services { grid-template-columns: 1fr; } }

/* --------------------------------------------------------------------------
   Portfólio
   -------------------------------------------------------------------------- */

.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.filters button {
  min-height: 42px; padding: .45rem 1.05rem; border-radius: 999px;
  background: transparent; border: 1px solid var(--line-2); color: var(--muted);
  font-family: var(--font-body); font-size: .9rem; cursor: pointer;
  transition: all .2s;
}
.filters button:hover { color: var(--text); border-color: var(--muted); }
.filters button[aria-pressed="true"] { background: var(--text); color: var(--bg); border-color: var(--text); }

.works { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.work {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: transform .3s, border-color .3s;
}
.work:hover { transform: translateY(-5px); border-color: var(--line-2); }
.work[hidden] { display: none; }
.work a { display: block; text-decoration: none; }
.work figure { margin: 0; aspect-ratio: 4 / 3; overflow: hidden; background: #fff; }
.work figure img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.work:hover figure img { transform: scale(1.04); }
.work .info { padding: 1rem 1.2rem 1.2rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.work h3 { font-size: 1.08rem; margin: 0; }
.work .cat { font-family: var(--font-mono); font-size: .72rem; color: var(--mint); white-space: nowrap; }
.work.is-featured { grid-column: span 2; }
.work.is-featured figure { aspect-ratio: 16 / 9; }

@media (max-width: 960px) { .works { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) {
  .works { grid-template-columns: 1fr; }
  .work.is-featured { grid-column: auto; }
  .work.is-featured figure { aspect-ratio: 4 / 3; }
}

/* Lightbox */
.lightbox {
  width: min(94vw, 1100px); max-height: 92vh; padding: 0; border: 0; border-radius: var(--radius);
  background: var(--surface); color: var(--text); overflow: hidden;
}
.lightbox::backdrop { background: rgba(5,6,9,.86); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.lightbox img { width: 100%; max-height: calc(92vh - 64px); object-fit: contain; background: #fff; }
.lightbox .lb-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .7rem 1rem; }
.lightbox .lb-bar p { margin: 0; font-family: var(--font-head); font-weight: 600; }
.lightbox button {
  width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-2);
  background: transparent; color: var(--text); cursor: pointer; font-size: 1.3rem; line-height: 1;
}
.lightbox button:hover { border-color: var(--mint); color: var(--mint); }

/* --------------------------------------------------------------------------
   Processo
   -------------------------------------------------------------------------- */

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; counter-reset: step; }
.steps li {
  counter-increment: step;
  padding: 1.6rem 1.4rem; border-radius: var(--radius);
  border: 1px dashed var(--line-2);
}
.steps li::before {
  content: "0" counter(step);
  display: block; font-family: var(--font-mono); font-size: .85rem; color: var(--mint); margin-bottom: .9rem;
}
.steps h3 { font-size: 1.2rem; margin-bottom: .4rem; }
.steps p { color: var(--muted); font-size: .94rem; margin: 0; }

@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* --------------------------------------------------------------------------
   Sobre
   -------------------------------------------------------------------------- */

.about { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: center; }
.about-photo { position: relative; max-width: 380px; margin: 0 auto; }
.about-photo img { border-radius: 22px; position: relative; z-index: 1; }
.about-photo::before {
  content: ""; position: absolute; inset: -14px 14px 14px -14px; border-radius: 22px;
  background: linear-gradient(135deg, var(--mint), var(--blue) 55%, var(--pink));
  opacity: .55;
}
.about-text h2 { font-size: clamp(2rem, 5vw, 2.8rem); }
.about-text p { color: #c3cad6; }
.about-text .writer-link { color: var(--amber); text-decoration-thickness: 1px; text-underline-offset: 3px; }

.stack { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.6rem; padding: 0; list-style: none; }
.stack li {
  font-family: var(--font-mono); font-size: .8rem; color: #c3cad6;
  padding: .35rem .75rem; border-radius: 8px;
  background: var(--surface); border: 1px solid var(--line);
}

@media (max-width: 860px) { .about { grid-template-columns: 1fr; } .about-photo { max-width: 280px; } }

/* --------------------------------------------------------------------------
   FAQ
   -------------------------------------------------------------------------- */

.faq { max-width: 800px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: 1.25rem 0; font-family: var(--font-head); font-size: 1.12rem; font-weight: 600;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--font-mono); font-size: 1.3rem; color: var(--mint); transition: transform .25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: .5rem; }
.faq a { color: var(--mint); }

/* --------------------------------------------------------------------------
   Contato
   -------------------------------------------------------------------------- */

.cta {
  position: relative; overflow: hidden; text-align: center;
  border: 1px solid var(--line-2); border-radius: 28px;
  padding: clamp(3rem, 8vw, 5rem) 1.5rem;
  background:
    radial-gradient(ellipse 60% 80% at 50% 0%, rgba(94,234,212,.16), transparent 70%),
    var(--surface);
}
.cta h2 { font-size: clamp(2rem, 6vw, 3.4rem); max-width: 18ch; margin-left: auto; margin-right: auto; }
.cta > p { color: var(--muted); max-width: 52ch; margin: 0 auto 2rem; }
.cta .hero-actions { justify-content: center; }
.cta .mail { display: block; margin-top: 1.6rem; font-family: var(--font-mono); font-size: .9rem; color: var(--muted); }
.cta .mail a { color: var(--text); }

.socials { list-style: none; padding: 0; margin: 2rem 0 0; display: flex; justify-content: center; flex-wrap: wrap; gap: .6rem; }
.socials a {
  display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px;
  border-radius: 50%; border: 1px solid var(--line-2); color: var(--muted); transition: all .2s;
}
.socials a:hover { color: var(--mint); border-color: var(--mint); }
.socials svg { width: 20px; height: 20px; }

/* --------------------------------------------------------------------------
   Rodapé
   -------------------------------------------------------------------------- */

.site-footer { border-top: 1px solid var(--line); padding: 2rem 0; color: var(--muted); font-size: .88rem; }
.site-footer .container { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; align-items: center; }
.site-footer p { margin: 0; }
.site-footer a { color: var(--text); text-decoration: none; }
.site-footer a:hover { color: var(--mint); }
@media (max-width: 640px) { .site-footer .container { flex-direction: column; text-align: center; } }

/* --------------------------------------------------------------------------
   Animações de entrada (só com JS)
   -------------------------------------------------------------------------- */

.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1); }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}