/* =========================================================
   MPROJETOS — COMPONENTES
   ========================================================= */

/* ---- Botão CTA primário ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 1rem 2rem;
  border: 1px solid var(--color-border-strong);
  border-radius: 2px;
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  transition: border-color var(--duration-component) var(--ease-hover),
              transform var(--duration-micro) var(--ease-hover);
  white-space: nowrap;
}

.btn svg { transition: transform var(--duration-component) var(--ease-hover); flex-shrink: 0; }

.btn:hover { border-color: var(--color-accent); }
.btn:hover svg { transform: translateX(5px); }
.btn:active { transform: scale(0.97); }

/* ---- Link textual (CTA secundário) ---- */
.link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--fs-body);
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border-strong);
  padding-bottom: 2px;
  transition: color var(--duration-component) var(--ease-hover),
              border-color var(--duration-component) var(--ease-hover);
}

.link svg { transition: transform var(--duration-component) var(--ease-hover); }
.link:hover { color: var(--color-accent); border-color: var(--color-accent); }
.link:hover svg { transform: translateX(4px); }

/* ---- Header ---- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  padding: 0 var(--space-3);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background var(--duration-component) var(--ease-hover),
              border-color var(--duration-component) var(--ease-hover),
              backdrop-filter var(--duration-component) var(--ease-hover);
}

@media (min-width: 1024px) {
  .site-header { padding: 0 var(--space-7); }
}

.site-header.is-scrolled {
  background: rgba(10, 10, 11, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--color-border);
}

.site-header__inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.main-nav {
  display: none;
  align-items: center;
  gap: var(--space-6);
}

@media (min-width: 1024px) {
  .main-nav { display: flex; }
}

.main-nav a {
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  position: relative;
  transition: color var(--duration-component) var(--ease-hover);
}

.main-nav a:hover { color: var(--color-text-primary); }

.main-nav a.is-active { color: var(--color-text-primary); }

.header-actions { display: flex; align-items: center; gap: var(--space-4); }

.header-actions .btn { display: none; }
@media (min-width: 1024px) { .header-actions .btn { display: inline-flex; } }

/* ---- Menu hambúrguer ---- */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 32px;
  height: 32px;
}

@media (min-width: 1024px) { .menu-toggle { display: none; } }

.menu-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--color-text-primary);
  transition: transform var(--duration-component) var(--ease-hover),
              opacity var(--duration-component) var(--ease-hover);
}

.menu-toggle.is-open span:nth-child(1) { transform: translateY(3.5px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-3.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(10, 10, 11, 0.97);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-section) var(--ease-hover);
}

.mobile-menu.is-open { opacity: 1; visibility: visible; }

.mobile-menu a {
  font-size: var(--fs-display-m);
  font-weight: 300;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--duration-reveal) var(--ease-reveal),
              transform var(--duration-reveal) var(--ease-reveal);
}

.mobile-menu.is-open a { opacity: 1; transform: translateY(0); }
.mobile-menu.is-open a:nth-child(1) { transition-delay: 60ms; }
.mobile-menu.is-open a:nth-child(2) { transition-delay: 140ms; }
.mobile-menu.is-open a:nth-child(3) { transition-delay: 220ms; }
.mobile-menu.is-open a:nth-child(4) { transition-delay: 300ms; }

body.menu-open { overflow: hidden; }

/* ---- Indicador de scroll (Hero) ---- */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-5);
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--color-text-tertiary) 40%, transparent);
  overflow: hidden;
}

.scroll-indicator::after {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 40%;
  background: var(--color-text-primary);
  animation: scroll-pulse 2.2s var(--ease-signature) infinite;
}

@keyframes scroll-pulse {
  0% { transform: translateY(-100%); opacity: 0; }
  40% { opacity: 1; }
  100% { transform: translateY(250%); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-indicator::after { animation: none; opacity: 0.5; top: 30%; }
}

/* ---- Card de projeto ---- */
.project-card {
  position: relative;
  width: 100%;
  min-height: 78svh;
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  isolation: isolate;
}

.project-card__media {
  position: absolute;
  inset: 0;
  z-index: -1;
  transition: transform 900ms var(--ease-signature);
}

.project-card:hover .project-card__media { transform: scale(1.045); }

.project-card__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,11,0.92) 0%, rgba(10,10,11,0.35) 45%, rgba(10,10,11,0.05) 100%);
}

.project-card__body {
  padding: var(--space-5) var(--space-4);
  transition: transform var(--duration-component) var(--ease-hover);
}

.project-card:hover .project-card__body { transform: translateY(-4px); }

.project-card__eyebrow {
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
  display: block;
}

.project-card__title {
  font-size: var(--fs-display-m);
  font-weight: 300;
  margin-bottom: var(--space-2);
}

.project-card__desc {
  color: var(--color-text-secondary);
  max-width: 42ch;
  margin-bottom: var(--space-3);
}

/* Placeholder visual de imagem (sem fotografia real ainda) */
.media-placeholder {
  width: 100%; height: 100%;
  background:
    radial-gradient(120% 140% at 15% 10%, rgba(212,167,44,0.10), transparent 55%),
    linear-gradient(155deg, #1c1c1f 0%, #121214 55%, #0a0a0b 100%);
  position: relative;
}

.media-placeholder::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.25;
  mask-image: radial-gradient(120% 100% at 50% 0%, black, transparent 75%);
}

.media-placeholder__tag {
  position: absolute;
  bottom: var(--space-2);
  right: var(--space-2);
  font-size: 10px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  border: 1px solid var(--color-border);
  padding: 4px 8px;
  border-radius: 2px;
  z-index: 2;
}

/* ---- Viewer 360 (componente-âncora) ---- */
.viewer-360 {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  min-height: 380px;
  border-radius: 4px;
  overflow: hidden;
  background: var(--color-surface);
  cursor: grab;
  touch-action: none;
  border: 1px solid var(--color-border);
}

@media (min-width: 1024px) { .viewer-360 { min-height: 620px; } }

.viewer-360.is-dragging { cursor: grabbing; }

.viewer-360__panorama {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  width: 300%;
  display: flex;
  will-change: transform;
}

.viewer-360__panel {
  flex: 0 0 33.3333%;
  height: 100%;
  position: relative;
  background:
    linear-gradient(180deg, rgba(212,167,44,0.06), transparent 30%),
    repeating-linear-gradient(90deg, #1a1a1d 0 2px, #141416 2px 140px),
    linear-gradient(180deg, #101012, #0a0a0b 70%);
}

.viewer-360__panel::before {
  content: '';
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 40%;
  background: linear-gradient(to top, rgba(0,0,0,0.55), transparent);
}

.viewer-360__hint {
  position: absolute;
  bottom: var(--space-3);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  background: rgba(10,10,11,0.55);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  padding: 10px 18px;
  border-radius: 999px;
  z-index: 5;
  transition: opacity var(--duration-component) var(--ease-hover);
  pointer-events: none;
}

.viewer-360__hint.is-hidden { opacity: 0; }

.viewer-360__hint svg { animation: hint-drag 1.8s ease-in-out infinite; }

@keyframes hint-drag {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(6px); }
}

.viewer-360__loading {
  position: absolute; inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-2);
  background: var(--color-bg-primary);
  z-index: 6;
  transition: opacity 500ms var(--ease-hover);
}

.viewer-360__loading-bar {
  width: 140px;
  height: 1px;
  background: var(--color-border);
  overflow: hidden;
}

.viewer-360__loading-bar::after {
  content: '';
  display: block;
  height: 100%;
  width: 40%;
  background: var(--color-accent);
  animation: loading-sweep 1.1s var(--ease-signature) infinite;
}

@keyframes loading-sweep {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

.viewer-360__loading span {
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.viewer-360__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  font-size: 10px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  border: 1px solid var(--color-border);
  padding: 4px 8px;
  border-radius: 2px;
  z-index: 5;
}

/* ---- Bloco de processo / linha do tempo ---- */
.process-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

@media (min-width: 1024px) {
  .process-list { flex-direction: row; gap: var(--space-3); }
}

.process-item {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) 0;
  border-top: 1px solid var(--color-border);
  position: relative;
}

.process-item:last-child { border-bottom: 1px solid var(--color-border); }

@media (min-width: 1024px) {
  .process-item {
    flex-direction: column;
    gap: var(--space-3);
    border-top: none;
    border-left: 1px solid var(--color-border);
    padding: 0 var(--space-3);
  }
  .process-item:last-child { border-bottom: none; }
}

.process-item__marker {
  flex-shrink: 0;
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 1px solid var(--color-text-tertiary);
  margin-top: 6px;
  position: relative;
  transition: border-color var(--duration-reveal) var(--ease-reveal),
              background var(--duration-reveal) var(--ease-reveal);
}

.process-item.is-visible .process-item__marker {
  border-color: var(--color-accent);
  background: var(--color-accent);
}

.process-item__num {
  font-family: var(--font-display);
  font-size: var(--fs-body);
  color: var(--color-text-tertiary);
  display: block;
  margin-bottom: var(--space-1);
}

.process-item__title {
  font-size: 1.15rem;
  font-weight: 400;
  margin-bottom: var(--space-1);
}

.process-item__desc { color: var(--color-text-secondary); max-width: 32ch; }

/* ---- Blocos numerados (Por que isso muda tudo) ---- */
.reason-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .reason-grid { grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
}

.reason-item__num {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 2rem;
  color: var(--color-text-tertiary);
  display: block;
  margin-bottom: var(--space-3);
}

.reason-item__text {
  font-size: var(--fs-display-m);
  font-weight: 300;
  line-height: var(--lh-snug);
}

/* ---- Depoimentos ---- */
.testimonial-wrap {
  position: relative;
  max-width: 760px;
}

.testimonial {
  display: none;
}

.testimonial.is-active { display: block; }

.testimonial__quote {
  font-family: var(--font-display);
  font-size: var(--fs-display-m);
  font-weight: 300;
  line-height: var(--lh-snug);
  margin-bottom: var(--space-4);
}

.testimonial__author { font-size: var(--fs-body); }
.testimonial__role { color: var(--color-text-tertiary); font-size: var(--fs-micro); letter-spacing: var(--ls-wide); text-transform: uppercase; }

.testimonial-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.testimonial-dots { display: flex; gap: var(--space-2); }

.testimonial-dot {
  width: 24px; height: 1px;
  background: var(--color-border-strong);
  transition: background var(--duration-component) var(--ease-hover);
}

.testimonial-dot.is-active { background: var(--color-accent); }

.testimonial-arrow {
  width: 36px; height: 36px;
  border: 1px solid var(--color-border-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--duration-component) var(--ease-hover);
}

.testimonial-arrow:hover { border-color: var(--color-accent); }

/* ---- Formulário ---- */
.form-field {
  position: relative;
  margin-bottom: var(--space-5);
}

.form-field label {
  display: block;
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-2);
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 0.75rem 0;
  border: none;
  border-bottom: 1px solid var(--color-border-strong);
  background: transparent;
  color: var(--color-text-primary);
  font-size: var(--fs-body-lg);
  transition: border-color var(--duration-component) var(--ease-hover);
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--color-accent);
  outline: none;
}

.form-field textarea { resize: vertical; min-height: 90px; }

.form-field__error {
  font-size: var(--fs-micro);
  color: var(--color-error);
  margin-top: var(--space-1);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity var(--duration-component) var(--ease-hover),
              transform var(--duration-component) var(--ease-hover);
}

.form-field.has-error input,
.form-field.has-error textarea { border-color: var(--color-error); }

.form-field.has-error .form-field__error { opacity: 1; transform: translateY(0); }

.form-success {
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  text-align: center;
}

/* ---- Rodapé ---- */
.site-footer {
  background: var(--color-bg-secondary);
  padding: var(--space-7) var(--section-pad-x) var(--space-4);
}

.footer-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .footer-grid { flex-direction: row; justify-content: space-between; align-items: flex-start; }
}

.footer-col { display: flex; flex-direction: column; gap: var(--space-2); }

.footer-col a, .footer-col p { color: var(--color-text-secondary); }
.footer-col a:hover { color: var(--color-accent); }

.footer-social { display: flex; gap: var(--space-3); margin-top: var(--space-1); }

.footer-bottom {
  max-width: var(--max-width);
  margin: var(--space-6) auto 0;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--fs-micro);
  color: var(--color-text-tertiary);
}

@media (min-width: 768px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; }
}

/* ---- Cursor customizado (desktop, aplicado via JS) ---- */
.custom-cursor {
  position: fixed;
  top: 0; left: 0;
  width: 64px; height: 64px;
  border-radius: 50%;
  border: 1px solid var(--color-border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  background: rgba(10,10,11,0.4);
  backdrop-filter: blur(6px);
  pointer-events: none;
  z-index: 200;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.8);
  transition: opacity var(--duration-component) var(--ease-hover),
              transform var(--duration-component) var(--ease-hover);
}

.custom-cursor.is-active { opacity: 1; transform: translate(-50%, -50%) scale(1); }

@media (hover: none) { .custom-cursor { display: none; } }