/* ===== Tokens ===== */
:root {
  --ink: #14181C;
  --ink-soft: #383F44;
  --paper: #EFEDE6;
  --paper-alt: #E4E1D6;
  --steel: #46565F;
  --steel-dark: #2E3A40;
  --brass: #9C7A4E;
  --line: #C9C4BA;
  --line-strong: #A9A392;
  --max: 1180px;
  --font-head: "Poppins", "Space Grotesk", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.15;
  margin: 0;
}

p { margin: 0; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}

.hairline { border-top: 1px solid var(--line); }

.eyebrow-code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--steel);
}

/* ===== Header ===== */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(239, 237, 230, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  font-family: var(--font-head);
  font-size: 19px;
  letter-spacing: 0.01em;
  display: flex;
  align-items: center;
}

.logo span { color: var(--steel); }

.logo-img {
  height: 52px;
  width: auto;
  display: block;
  border-radius: 8px;
  background: #01133B;
  padding: 4px 10px;
}

/* ===== Animações de entrada ao rolar a página ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s cubic-bezier(.16,.8,.24,1), transform .9s cubic-bezier(.16,.8,.24,1);
  transition-delay: var(--reveal-delay, 0s);
  will-change: opacity, transform;
}
.reveal.in-view {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { transition: none; opacity: 1; transform: none; }
}

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 32px;
  margin: 0;
  padding: 0;
}

nav.main-nav a {
  text-decoration: none;
  font-size: 15px;
  color: var(--ink-soft);
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

nav.main-nav a:hover { color: var(--ink); border-color: var(--brass); }

.nav-toggle { display: none; }

/* ===== Hero ===== */
.hero {
  padding: 72px 0 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(32px, 4vw, 52px);
  max-width: 14ch;
}

.hero-copy p {
  margin-top: 22px;
  max-width: 46ch;
  color: var(--ink-soft);
  font-size: 18px;
}

.btn {
  display: inline-block;
  margin-top: 32px;
  padding: 14px 28px;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  font-size: 15px;
  border: 1px solid var(--ink);
  transition: background 0.2s ease, color 0.2s ease;
}

.btn:hover { background: transparent; color: var(--ink); }

.hero-image-frame {
  position: relative;
  padding: 14px;
}

.hero-image-frame svg.frame-line {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.hero-image-frame svg.frame-line rect {
  fill: none;
  stroke: var(--steel);
  stroke-width: 1.5;
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
  animation: draw-frame 1.6s ease forwards 0.3s;
}

@media (prefers-reduced-motion: reduce) {
  .hero-image-frame svg.frame-line rect { animation: none; stroke-dashoffset: 0; }
}

@keyframes draw-frame {
  to { stroke-dashoffset: 0; }
}

.hero-image-frame img { width: 100%; height: 360px; object-fit: cover; }

.hero-image-frame figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--steel);
}

/* ===== Title block ===== */
.title-block {
  margin-top: 64px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.title-block .wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.title-block-cell {
  padding: 22px 32px;
  border-left: 1px solid var(--line);
}

.title-block-cell:first-child { border-left: none; padding-left: 0; }

.title-block-cell .value {
  font-family: var(--font-head);
  font-size: 26px;
}

.title-block-cell .label {
  margin-top: 4px;
  font-size: 13px;
  color: var(--steel);
}

/* ===== Sections ===== */
section { padding: 96px 0; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 48px;
}

.section-head h2 {
  font-size: clamp(26px, 3vw, 36px);
  max-width: 20ch;
}

.section-head .section-note {
  color: var(--steel);
  font-size: 15px;
  max-width: 34ch;
  text-align: right;
}

/* ===== Services ===== */
.services-list { border-top: 1px solid var(--line); }

.service-row {
  display: grid;
  grid-template-columns: 90px 260px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}

.service-row h3 { font-size: 20px; }

.service-row p { color: var(--ink-soft); max-width: 56ch; }

/* ===== Projects ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.project-card {
  background: var(--paper);
  cursor: pointer;
}

.project-card .project-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover img { transform: scale(1.04); }

.project-plate {
  padding: 18px 22px;
  border-top: 1px solid var(--line);
}

.project-plate .project-title { font-family: var(--font-head); font-size: 17px; }

.project-plate .project-meta {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--steel);
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20, 24, 28, 0.82);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 32px;
  z-index: 100;
}

.modal-backdrop.open { display: flex; }

.modal {
  background: var(--paper);
  max-width: 760px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
}

.modal img { width: 100%; height: 420px; object-fit: cover; }

.modal-body { padding: 28px 32px 32px; }

.modal-close {
  position: absolute;
  top: 24px;
  right: 32px;
  background: none;
  border: none;
  color: var(--paper);
  font-size: 28px;
  cursor: pointer;
  line-height: 1;
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: start;
}

.about-grid img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.about-text p { color: var(--ink-soft); font-size: 17px; max-width: 58ch; }

.spec-sheet { margin-top: 32px; border-top: 1px solid var(--line); }

.spec-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
}

.spec-row .label { color: var(--steel); font-family: var(--font-mono); font-size: 13px; }

/* ===== Contact ===== */
.contact-section { background: var(--ink); color: var(--paper); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}

.contact-section .section-head h2 { color: var(--paper); }
.contact-section .section-note { color: #9BA7AC; }

.contact-list { list-style: none; padding: 0; margin: 0; }

.contact-list li {
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.14);
  display: flex;
  justify-content: space-between;
  font-size: 16px;
}

.contact-list li span:first-child { color: #9BA7AC; font-family: var(--font-mono); font-size: 13px; }

.contact-list li a { text-decoration: none; }
.contact-list li a:hover { color: var(--brass); }

form.contact-form { display: flex; flex-direction: column; gap: 16px; }

form.contact-form input,
form.contact-form textarea {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--paper);
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 15px;
}

form.contact-form textarea { min-height: 120px; resize: vertical; }

form.contact-form button {
  align-self: flex-start;
  background: var(--paper);
  color: var(--ink);
  border: none;
  padding: 14px 28px;
  font-size: 15px;
  cursor: pointer;
}

form.contact-form .form-status { font-size: 14px; color: var(--brass); min-height: 20px; }

/* ===== Footer ===== */
footer.site-footer {
  padding: 28px 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--steel);
  display: flex;
  justify-content: space-between;
}

/* ===== Responsive ===== */
@media (max-width: 860px) {
  nav.main-nav { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .title-block .wrap { grid-template-columns: 1fr; }
  .title-block-cell { border-left: none; border-top: 1px solid var(--line); padding-left: 0; }
  .title-block-cell:first-child { border-top: none; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .section-head .section-note { text-align: left; }
  .service-row { grid-template-columns: 1fr; gap: 6px; }
  .projects-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .wrap { padding: 0 20px; }
}

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 2px;
}