/* sankler.com.br: uma folha só, sem dependências externas. */

:root {
  --bg: #fbfaf8;
  --bg-soft: #f3f1ed;
  --surface: #ffffff;
  --text: #1c1917;
  --muted: #57534e;
  --line: #e7e5e4;
  --accent: #b4500f;
  --accent-hover: #9a3f08;
  --accent-soft: #fbeee4;
  --on-accent: #ffffff;
  --ok: #166534;
  --ok-soft: #e8f5ec;
  --wip: #92400e;
  --wip-soft: #fdf4dc;
  --shadow: 0 1px 2px rgb(28 25 23 / 0.06), 0 12px 32px rgb(28 25 23 / 0.09);
  --radius: 16px;
  --max: 1120px;
  --gutter: 24px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12100e;
    --bg-soft: #1a1714;
    --surface: #1f1b18;
    --text: #f5f2ee;
    --muted: #b5ada5;
    --line: #2e2925;
    --accent: #f08a4b;
    --accent-hover: #f6a06a;
    --accent-soft: #2c1d13;
    --on-accent: #1a0f08;
    --ok: #6fd697;
    --ok-soft: #15261b;
    --wip: #f2c14e;
    --wip-soft: #2a2312;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.4), 0 12px 32px rgb(0 0 0 / 0.4);
    color-scheme: dark;
  }
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }

.skip {
  position: absolute; left: 12px; top: -48px; z-index: 10;
  padding: 10px 14px; border-radius: 10px;
  background: var(--accent); color: var(--on-accent); font-weight: 600; text-decoration: none;
}
.skip:focus { top: 12px; }

/* Cabeçalho */

.top { border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }

.brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--text); text-decoration: none; font-weight: 750; font-size: 1.2rem; letter-spacing: -0.02em;
}
.brand:hover { color: var(--text); }
.brand svg { width: 30px; height: 30px; flex: none; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  color: var(--muted); text-decoration: none; font-size: 0.95rem; font-weight: 550;
  padding: 10px 12px; border-radius: 10px; min-height: 44px; display: inline-flex; align-items: center;
}
.nav a:hover { color: var(--text); background: var(--bg-soft); }
.nav .lang { color: var(--text); border: 1px solid var(--line); margin-left: 6px; }

/* Abertura */

.hero { padding-block: 72px 0; }
.eyebrow { color: var(--accent); font-weight: 650; font-size: 0.95rem; letter-spacing: 0.01em; margin-bottom: 18px; }
.hero h1 { font-size: clamp(2.2rem, 5.2vw, 3.9rem); max-width: 21ch; }
.lead { color: var(--muted); font-size: clamp(1.08rem, 1.6vw, 1.25rem); max-width: 62ch; margin-top: 22px; }

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 12px 20px; border-radius: 12px;
  font-weight: 650; font-size: 1rem; text-decoration: none;
  border: 1px solid transparent; transition: background-color 0.15s, border-color 0.15s, color 0.15s;
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-hover); color: var(--on-accent); }
.btn-ghost { border-color: var(--line); color: var(--text); background: var(--surface); }
.btn-ghost:hover { border-color: var(--muted); color: var(--text); }

.shot-hero { margin: 56px 0 -96px; position: relative; z-index: 1; }
.browser { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); overflow: hidden; }
.browser-bar { display: flex; gap: 7px; padding: 12px 14px; border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.browser-bar span { width: 11px; height: 11px; border-radius: 50%; background: var(--line); }
figcaption { color: var(--muted); font-size: 0.9rem; margin-top: 12px; }

/* Seções */

section { scroll-margin-top: 16px; }
.band { background: var(--bg-soft); }
.section { padding-block: 88px; }
.band.section { padding-top: calc(96px + 88px); }
.section-head { max-width: 60ch; margin-bottom: 40px; }
.section-head h2 { font-size: clamp(1.8rem, 3.4vw, 2.5rem); }
.section-head p { color: var(--muted); margin-top: 12px; }

/* Projetos */

.project {
  display: grid; grid-template-columns: 1fr 1.05fr; gap: 40px; align-items: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 40px; box-shadow: var(--shadow);
}
.project + .project { margin-top: 28px; }
.project.flip .project-media { order: -1; }
.project h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin-top: 14px; }
.project-body > p { color: var(--muted); margin-top: 12px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 4px 11px; border-radius: 999px; font-size: 0.85rem; font-weight: 650; }
.chip::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.chip-ok { background: var(--ok-soft); color: var(--ok); }
.chip-wip { background: var(--wip-soft); color: var(--wip); }

.points { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 10px; }
.points li { position: relative; padding-left: 28px; }
.points li::before {
  content: ""; position: absolute; left: 4px; top: 0.6em; width: 10px; height: 10px;
  border-radius: 3px; background: var(--accent); transform: rotate(45deg);
}

.tags { list-style: none; padding: 0; margin: 22px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.tags li { border: 1px solid var(--line); border-radius: 8px; padding: 3px 10px; font-size: 0.85rem; color: var(--muted); background: var(--bg); }

.links { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 24px; font-weight: 650; }
.note { color: var(--muted); font-size: 0.88rem; margin-top: 14px; }

.project-media img { border-radius: 12px; border: 1px solid var(--line); }
.project-media.bare img { border: 0; }

.project-slim { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px 40px; }
.project-slim .project-body { max-width: 70ch; }

/* Método */

.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: passo; }
.steps li { counter-increment: passo; border-top: 3px solid var(--accent); padding-top: 18px; }
.steps li::before { content: counter(passo, decimal-leading-zero); display: block; color: var(--accent); font-weight: 750; font-size: 0.95rem; letter-spacing: 0.04em; }
.steps h3 { font-size: 1.2rem; margin-top: 6px; }
.steps p { color: var(--muted); margin-top: 8px; font-size: 0.98rem; }

.stack { margin-top: 64px; }
.stack h3 { font-size: 1.2rem; }
.stack .tags { margin-top: 14px; }
.stack .tags li { font-size: 0.92rem; padding: 6px 12px; background: var(--surface); }

/* Contato */

.contact { background: var(--accent-soft); border-radius: 24px; padding: 56px; display: grid; grid-template-columns: 1.3fr auto; gap: 32px; align-items: center; }
.contact h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); }
.contact p { color: var(--muted); margin-top: 12px; max-width: 56ch; }
.contact .actions { margin-top: 0; flex-direction: column; }

/* Rodapé */

.foot { border-top: 1px solid var(--line); margin-top: 88px; }
.foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; padding-block: 28px; color: var(--muted); font-size: 0.9rem; }

/* Telas menores */

@media (max-width: 900px) {
  .project { grid-template-columns: 1fr; padding: 28px; gap: 28px; }
  .project.flip .project-media { order: 0; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 28px 20px; }
  .contact { grid-template-columns: 1fr; padding: 40px 32px; }
  .contact .actions { flex-direction: row; }
}

@media (max-width: 640px) {
  :root { --gutter: 16px; }
  .nav .hide-sm { display: none; }
  .hero { padding-top: 48px; }
  .shot-hero { margin: 40px 0 -48px; }
  .browser-bar { padding: 9px 11px; }
  .band.section { padding-top: calc(48px + 64px); }
  .section { padding-block: 64px; }
  .project { padding: 22px; }
  .steps { grid-template-columns: 1fr; }
  .contact { padding: 32px 22px; border-radius: 18px; }
  .actions .btn { flex: 1 1 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}