/* ==========================================================================
   SwellDev — style.css (mobile-first)
   Tokens conforme idvisual/DESIGN-HANDOFF.md
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --color-cream: #FDF4D2;
  --color-blue:  #B0CDE6;
  --color-brown: #6F4F28;
  --color-ink:   #2B2320;

  --cream-rgb: 253, 244, 210;
  --blue-rgb:  176, 205, 230;
  --brown-rgb: 111, 79, 40;
  --ink-rgb:   43, 35, 32;

  --border-subtle: rgba(var(--ink-rgb), 0.08);
  --border-strong: rgba(var(--ink-rgb), 0.12);

  --font-display: 'Poppins', system-ui, sans-serif;
  --font-body:    'Manrope', system-ui, sans-serif;

  --radius-card: 20px;
  --radius-pill: 999px;

  --shadow-soft:  0 8px 24px rgba(var(--ink-rgb), 0.06);
  --shadow-hover: 0 16px 32px rgba(var(--ink-rgb), 0.10);
  --shadow-float: 0 20px 40px rgba(var(--ink-rgb), 0.18);

  /* escala responsiva (sobrescrita nos breakpoints) */
  --gutter: 20px;
  --section-y: 64px;
  --logo-h: 44px;
}

@media (min-width: 640px) {
  :root { --gutter: 40px; --section-y: 80px; --radius-card: 24px; --logo-h: 56px; }
}
@media (min-width: 1024px) {
  :root { --gutter: 80px; --section-y: 96px; --logo-h: 70px; }
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-ink);
  /* textura de papel + camada creme a 55% */
  background-color: var(--color-cream);
  background-image:
    linear-gradient(rgba(var(--cream-rgb), 0.55), rgba(var(--cream-rgb), 0.55)),
    url("../assets/paper-texture.jpg");
  background-repeat: repeat;
  overflow-x: hidden;
}

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

a {
  color: var(--color-brown);
  text-decoration: none;
  transition: color .2s ease;
}
a:hover { color: var(--color-ink); }

:focus-visible {
  outline: 2px solid var(--color-brown);
  outline-offset: 3px;
  border-radius: 6px;
}

h1, h2, h3 { margin: 0; font-family: var(--font-display); font-weight: 500; line-height: 1.15; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.container {
  width: 100%;
  max-width: 1440px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

[id] { scroll-margin-top: 24px; }

/* ---------- Componentes ---------- */
.eyebrow {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-brown);
}
.eyebrow--tight { letter-spacing: 0.08em; white-space: nowrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  color: var(--color-ink);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 18px rgba(var(--ink-rgb), 0.12); }
.btn:active { transform: translateY(0); box-shadow: none; }

.btn--primary { background: var(--color-blue); color: var(--color-ink); }
.btn--primary:hover { background: #9FC1DF; color: var(--color-ink); }

.btn--outline { background: var(--color-cream); border-color: var(--color-blue); color: var(--color-ink); }
.btn--outline:hover { background: rgba(var(--blue-rgb), 0.35); color: var(--color-ink); }

.btn--brown { background: var(--color-brown); color: var(--color-cream); }
.btn--brown:hover { background: #5C4120; color: var(--color-cream); }

.btn--sm { padding: 12px 24px; font-size: 14px; }
.btn--lg { padding: 18px 32px; white-space: nowrap; }

.pill {
  display: inline-block;
  background: var(--color-cream);
  border: 1px solid rgba(var(--ink-rgb), 0.10);
  border-radius: var(--radius-pill);
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink);
  transition: border-color .2s ease, background-color .2s ease;
}
.pill:hover { border-color: var(--color-brown); color: var(--color-ink); }
.pill--icon { display: inline-flex; align-items: center; gap: 8px; }

/* ---------- Header / Nav ---------- */
.site-header {
  border-bottom: 1px solid var(--border-subtle);
}
.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding-block: 16px;
}
.nav__logo img {
  height: var(--logo-h);
  width: auto;
}

/* hambúrguer (só mobile) */
.nav__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  margin-right: -10px;
  background: transparent;
  border: 0;
  cursor: pointer;
}
.nav__bar {
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-ink);
  transition: transform .25s ease, opacity .2s ease;
}
.is-open .nav__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.is-open .nav__bar:nth-child(2) { opacity: 0; }
.is-open .nav__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* menu: painel empilhado no mobile */
.nav__menu {
  display: none;
  width: 100%;
  flex-direction: column;
  gap: 8px;
  padding: 16px 0 8px;
  margin-top: 12px;
  border-top: 1px solid var(--border-subtle);
}
.is-open .nav__menu { display: flex; }

.nav__links {
  display: flex;
  flex-direction: column;
}
.nav__links a {
  display: block;
  padding: 12px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
}
.nav__links a:hover { color: var(--color-brown); }
.nav__menu .btn { width: 100%; margin-top: 8px; }

@media (min-width: 900px) {
  .nav { flex-wrap: nowrap; padding-block: 24px; }
  .nav__toggle { display: none; }
  .nav__menu {
    display: flex;
    flex: 1;
    flex-direction: row;
    align-items: center;
    width: auto;
    padding: 0;
    margin: 0 0 0 32px;
    border: 0;
  }
  .nav__links {
    flex: 1;
    flex-direction: row;
    justify-content: center;
    gap: 32px;
  }
  .nav__links a { padding: 0; font-size: 14px; }
  .nav__menu .btn { width: auto; margin: 0; }
}

/* ---------- Hero ---------- */
.hero {
  display: flex;
  flex-direction: column;
  gap: 48px;
  padding-block: 56px 64px;
}
.hero__copy {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.hero__title {
  font-size: clamp(34px, 8vw, 56px);
  line-height: 1.1;
}
.hero__lead {
  font-size: 17px;
  max-width: 520px;
}
.hero__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 4px;
}
@media (min-width: 480px) {
  .hero__actions { flex-direction: row; flex-wrap: wrap; gap: 16px; }
}

.hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.blob {
  width: min(320px, 82vw);
  aspect-ratio: 1;
  border-radius: 42% 58% 62% 38% / 48% 42% 58% 52%;
  background: rgba(var(--blue-rgb), 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
}
.blob__card {
  width: 76%;
  aspect-ratio: 1;
  background: var(--color-cream);
  border-radius: 20px;
  box-shadow: var(--shadow-float);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 7%;
}
.blob__card img { width: 100%; height: auto; }

@media (min-width: 640px) {
  .hero { padding-block: 72px; }
  .hero__lead { font-size: 18px; }
  .blob { width: 380px; }
}
@media (min-width: 900px) {
  .hero {
    flex-direction: row;
    align-items: center;
    gap: 64px;
    padding-block: 100px 80px;
  }
  .hero__copy { flex: 1; gap: 24px; }
  .hero__visual { flex: 1; }
  .blob { width: 420px; }
  .blob__card { border-radius: 24px; }
}

/* ---------- Prova social ---------- */
.proof {
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}
.proof__inner {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-block: 24px;
}
.proof__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
@media (min-width: 640px) {
  .proof__inner { flex-direction: row; align-items: center; gap: 24px; padding-block: 32px; }
  .proof__list { gap: 16px; }
}

/* ---------- Seções ---------- */
.section {
  padding-block: var(--section-y);
}
.section--solid {
  background: var(--color-cream);
}
.section__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 620px;
  margin-bottom: 32px;
}
.section__title {
  font-size: clamp(28px, 5vw, 36px);
}
@media (min-width: 640px) {
  .section__head { margin-bottom: 40px; }
}

/* ---------- O que eu construo ---------- */
.services {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px 24px;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
  transition: transform .25s ease, box-shadow .25s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.card--blue  { background: rgba(var(--blue-rgb), 0.7); }
.card--cream { background: rgba(var(--cream-rgb), 0.7); border: 1px solid var(--border-strong); }

.card__icon { color: var(--color-ink); width: 52px; height: 52px; }
.card__icon--blue { color: var(--color-blue); }
.card__title { font-size: 24px; }
.card__text { font-size: 15px; }
.card__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
  font-size: 14px;
}
.card__list li::before { content: "— "; }
.card__link {
  margin-top: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-ink);
  align-self: flex-start;
}
.card__link:hover { text-decoration: underline; text-underline-offset: 4px; }
.card__link--brown { color: var(--color-brown); }
.card__link--brown:hover { color: var(--color-ink); }

@media (min-width: 640px) {
  .card { padding: 36px 32px; gap: 16px; }
  .card__icon { width: 60px; height: 60px; }
  .card__title { font-size: 28px; }
}
@media (min-width: 900px) {
  .services { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
  .card { padding: 40px; }
  .card__list { margin-top: 8px; }
  .card__link { margin-top: 16px; }
}

/* ---------- Como eu trabalho ---------- */
.steps-wrap { position: relative; }

.steps__line {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 72px;
  color: var(--color-ink);
  z-index: 0;
}

.steps {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  counter-reset: step;
}

/* mobile: timeline vertical com linha pontilhada à esquerda */
.step {
  position: relative;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  padding-bottom: 32px;
}
.step:last-child { padding-bottom: 0; }
.step::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 56px;
  bottom: 0;
  width: 2px;
  background-image: radial-gradient(circle, var(--color-ink) 1px, transparent 1.4px);
  background-size: 2px 8px;
  background-repeat: repeat-y;
}
.step:last-child::before { display: none; }

.step__node {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-cream);
  border: 1.5px solid var(--color-ink);
  color: var(--color-ink);
  display: flex;
  align-items: center;
  justify-content: center;
}
.step__node svg { width: 24px; height: 24px; }
.step__node--blue { background: var(--color-blue); }

.step__body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 8px;
}
.step__title { font-family: var(--font-body); font-size: 15px; font-weight: 700; }
.step__text { font-size: 14px; }

@media (min-width: 900px) {
  .steps__line { display: block; }
  .steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
  }
  .step {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding-bottom: 0;
  }
  .step::before { display: none; }
  .step__node { width: 72px; height: 72px; }
  .step__node svg { width: 30px; height: 30px; }
  .step__body { padding-top: 0; gap: 14px; }
  .step__text { font-size: 13px; }
}

/* ---------- Portfólio ---------- */
.works {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.work {
  background: var(--color-cream);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
  transition: transform .25s ease, box-shadow .25s ease;
}
.work:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.work__cover {
  height: 180px;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border-subtle);
}
.work__cover img { width: 100%; height: 100%; object-fit: contain; }
.work__cover--facenorte { background: #101418; }   /* fundo da própria logo */
.work__cover--broddo    { background: #FFFFFF; }
.work__cover--broddo img { width: 68%; height: 80%; }
.work__body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px;
}
.work__title { font-size: 20px; }
.work__title a { color: var(--color-ink); }
.work__title a:hover { color: var(--color-brown); }
.work__text { font-size: 14px; }

@media (min-width: 640px) {
  .works { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .work__cover { height: 220px; padding: 28px; }
  .work__body { padding: 28px; }
  .work__title { font-size: 22px; }
}
@media (min-width: 900px) {
  .works { gap: 32px; }
  .work__cover { height: 260px; padding: 32px; }
}

/* ---------- CTA final ---------- */
.cta-wrap { padding-bottom: var(--section-y); }
.cta {
  background: rgba(var(--blue-rgb), 0.7);
  border-radius: 24px;
  padding: 36px 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.cta__text {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 560px;
}
.cta__title { font-size: clamp(26px, 5vw, 34px); }
.cta__lead { font-size: 15px; }
.cta .btn { align-self: flex-start; }

@media (min-width: 640px) {
  .cta { padding: 48px 40px; border-radius: 28px; }
}
@media (min-width: 900px) {
  .cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    padding: 72px;
    border-radius: 32px;
  }
  .cta .btn { align-self: center; }
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border-subtle);
}
.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-block: 28px;
}
.site-footer__right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}
.site-footer__brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
}
.site-footer__meta { font-size: 13px; }

@media (min-width: 640px) {
  .site-footer__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding-block: 32px;
  }
  .site-footer__right { flex-direction: row; align-items: center; gap: 20px; }
}