/* ==========================================================================
   DKORAR ARQUITETURA & INTERIORES - DESIGN SYSTEM
   Baseado na extração técnica do layout de referência deborabonettoarquitetura.com.br
   Tokens: Urbanist, Terracotta, Alabaster, Olive Bronze, Quiet Luxury
   ========================================================================== */

/* 1. RESET & TOKENS */
:root {
  /* Tema Padrão: Terracota & Oliva (Referência Débora Bonetto) */
  --color-primary: #AE7C6B;       /* Terracota Clássico / Argila Rosada */
  --color-secondary: #FCF7F6;     /* Branco Linho Quente / Alabastro */
  --color-text: #444444;          /* Grafite Escuro para corpo */
  --color-text-muted: #777777;    /* Cinza Neutro de apoio */
  --color-accent: #716B57;        /* Oliva Bronze / Khaki Terroso */
  --color-accent-hover: #56503f;  /* Oliva mais escuro no hover */
  
  --bg-dark-overlay: rgba(29, 27, 23, 0.65); /* Overlay 65% Café Escuro */
  --bg-surface: #FFFFFF;          /* Fundo de cards limpos */
  --bg-soft-sand: #F7F3EE;        /* Seções intercaladas em areia suave */
  --bg-card: #FFFFFF;
  
  --border-light: rgba(113, 107, 87, 0.15);
  --border-radius-sm: 5px;
  --border-radius-md: 10px;
  --border-radius-lg: 18px;
  
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.12);
  --shadow-float: 0 12px 30px rgba(113, 107, 87, 0.25);

  --font-display: 'Urbanist', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Roboto', 'Helvetica', Arial, sans-serif;
  --font-serif: 'Roboto Slab', Georgia, serif;

  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.25s ease;
  --container-max: 1140px;
}

/* Tema Principal: Dkorar Champagne Gold (Identidade Visual Instagram @dkorar_arquitetura) */
[data-theme="gold"] {
  --color-primary: #C5A059;       /* Ouro Champagne Nobre */
  --color-primary-hover: #AF8B44;
  --color-secondary: #FAF8F5;     /* Branco Linho Quente / Pérola */
  --color-text: #262320;          /* Grafite Café Nobre */
  --color-text-muted: #6E6860;    /* Taupe Aconchegante */
  --color-accent: #7D6B55;        /* Bronze Terroso / Nogueira */
  --color-accent-hover: #5F503E;
  --bg-dark-overlay: rgba(22, 20, 18, 0.72);
  --bg-surface: #FFFFFF;
  --bg-soft-sand: #F4EFE6;        /* Areia Quente Suave */
  --bg-card: #FFFFFF;
  --border-light: rgba(197, 160, 89, 0.25);
  --shadow-float: 0 12px 30px rgba(197, 160, 89, 0.25);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-secondary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.text-center {
  text-align: center;
}

/* 2. PROGRESS BAR & SCROLLBAR */
.reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  width: 0%;
  z-index: 9999;
  transition: width 0.1s ease-out;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* 3. TYPOGRAPHY & BUTTONS */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.25;
}

.section-header {
  margin-bottom: 50px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-tag.light {
  color: var(--color-secondary);
}

.section-title {
  font-size: clamp(32px, 3.8vw, 44px);
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--color-text-muted);
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.8px;
  padding: 16px 36px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

.btn:hover {
  transform: scale(1.05);
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-secondary);
  box-shadow: 0 8px 20px rgba(113, 107, 87, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-text);
  color: var(--color-secondary);
  box-shadow: 0 10px 25px rgba(68, 68, 68, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-secondary);
  border: 1.5px solid var(--color-secondary);
}

.btn-outline:hover {
  background: var(--color-secondary);
  color: var(--color-text);
}

.btn-header {
  padding: 10px 22px;
  font-size: 14px;
  background-color: var(--color-accent);
  color: var(--color-secondary);
}

.btn-header:hover {
  background-color: var(--color-text);
}

.btn-gold {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

.btn-gold:hover {
  background-color: #FFFFFF;
  color: var(--color-text);
}

.btn-block {
  width: 100%;
}

/* 4. HEADER & NAVIGATION */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(252, 247, 246, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: var(--transition-fast);
}

.site-header.scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 82px;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-mark {
  width: 42px;
  height: 42px;
  background: var(--color-accent);
  color: var(--color-secondary);
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  display: grid;
  place-items: center;
  border-radius: var(--border-radius-sm);
  transition: transform 0.4s ease;
}

.site-logo:hover .logo-mark {
  transform: rotate(-6deg) scale(1.06);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--color-text);
  line-height: 1;
}

.brand-tag {
  font-family: var(--font-display);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--color-primary);
  margin-top: 3px;
}

/* Nav Links */
.main-nav .nav-list {
  display: flex;
  gap: 30px;
}

.nav-link {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-links a {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  display: grid;
  place-items: center;
  color: var(--color-accent);
  font-size: 14px;
  transition: var(--transition-fast);
}

.social-links a:hover {
  background-color: var(--color-accent);
  color: var(--color-secondary);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  font-size: 24px;
  color: var(--color-text);
  cursor: pointer;
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background-color: var(--color-secondary);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
  z-index: 1002;
  padding: 30px;
  display: flex;
  flex-direction: column;
  transition: right 0.4s ease;
}

.mobile-drawer.open {
  right: 0;
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  z-index: 1001;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.drawer-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border-light);
}

.drawer-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 2px;
  color: var(--color-primary);
}

.close-drawer {
  background: transparent;
  border: none;
  font-size: 32px;
  line-height: 1;
  color: var(--color-text);
  cursor: pointer;
}

.drawer-nav li {
  margin-bottom: 18px;
}

.drawer-link {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
}

.drawer-footer {
  margin-top: auto;
  padding-top: 20px;
}

/* 5. HERO SECTION */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url('assets/images/hero.jpg');
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  padding-top: 140px;
  padding-bottom: 100px;
  text-align: center;
  color: var(--color-secondary);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background-color: var(--bg-dark-overlay);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--color-primary);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 8px 24px;
  border-radius: 40px;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(38px, 6.2vw, 84px);
  font-weight: 500;
  color: var(--color-secondary);
  max-width: 950px;
  line-height: 1.08;
  margin-bottom: 24px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

.hero-subtitle {
  font-family: 'Helvetica', var(--font-body);
  font-size: clamp(16px, 1.8vw, 20px);
  font-weight: 300;
  color: var(--color-secondary);
  opacity: 0.92;
  max-width: 760px;
  line-height: 1.65;
  margin-bottom: 40px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  margin-bottom: 50px;
}

.btn-hero {
  padding: 18px 44px;
  font-size: 17px;
}

.btn-icon {
  font-size: 18px;
}

.scroll-cue {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.7);
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 2px;
  text-decoration: none;
  transition: opacity 0.3s ease;
}

.scroll-cue:hover {
  opacity: 1;
  color: var(--color-secondary);
}

.scroll-mouse {
  width: 22px;
  height: 34px;
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-wheel {
  width: 3px;
  height: 6px;
  background-color: var(--color-secondary);
  border-radius: 2px;
  animation: scrollWheelAnim 1.8s infinite;
}

@keyframes scrollWheelAnim {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(12px); opacity: 0; }
}

/* 6. PORTFÓLIO SECTION & ARCHITECTURAL HOVER-REVEAL CARDS */
.portfolio-section {
  padding: 100px 0;
  background-color: var(--color-secondary);
}

.tab-buttons {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  overflow-x: auto;
  padding: 8px 0;
}

.tab-btn {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  padding: 12px 28px;
  background-color: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--border-light);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.tab-btn:hover {
  background-color: rgba(113, 107, 87, 0.08);
}

.tab-btn.active {
  background-color: var(--color-accent);
  color: var(--color-secondary);
  border-color: var(--color-accent);
  box-shadow: 0 6px 16px rgba(113, 107, 87, 0.2);
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 6.1 PROJETOS GRID & HOVER-REVEAL SYSTEM */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 44px;
}

.project-card {
  position: relative;
  height: 380px;
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  background-color: #1A1916;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
  cursor: pointer;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.45s ease;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.22);
}

.project-image-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.project-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1), filter 0.5s ease;
}

.project-card:hover .project-image,
.project-card.active-reveal .project-image {
  transform: scale(1.07);
  filter: brightness(0.85);
}

/* Base overlay (resting state, bottom gradient) */
.project-overlay-base {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20, 19, 17, 0) 40%, rgba(20, 19, 17, 0.65) 70%, rgba(20, 19, 17, 0.95) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 26px 22px;
  z-index: 2;
  transition: opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
}

.project-cat-tag {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.project-title {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 500;
  color: #FFFFFF;
  line-height: 1.25;
  margin: 0;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.project-expand-hint {
  position: absolute;
  bottom: 22px;
  right: 22px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
  display: grid;
  place-items: center;
  font-size: 12px;
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.project-card:hover .project-overlay-base,
.project-card.active-reveal .project-overlay-base {
  opacity: 0;
  transform: translateY(8px);
}

/* Reveal overlay (smooth slide-up glassmorphic sheet - NO rotation, NO inversion) */
.project-reveal {
  position: absolute;
  inset: 0;
  background: rgba(26, 25, 22, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  z-index: 3;
  opacity: 0;
  transform: translateY(18px);
  pointer-events: none;
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--border-radius-sm);
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-reveal,
.project-card.active-reveal .project-reveal {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.project-cat-tag-accent {
  font-family: var(--font-display);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 8px;
  display: inline-block;
}

.project-reveal-title {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 500;
  color: #FFFFFF;
  line-height: 1.25;
  margin-bottom: 12px;
}

.project-desc {
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 22px;
}

.btn-project-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #FFFFFF;
  background-color: var(--color-primary);
  padding: 10px 20px;
  border-radius: var(--border-radius-sm);
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 0.3s ease;
  box-shadow: 0 4px 14px rgba(212, 175, 55, 0.3);
  margin-top: auto;
}

.btn-project-cta:hover {
  background-color: #FFFFFF;
  color: var(--color-text);
  transform: translateX(4px);
  box-shadow: 0 6px 18px rgba(255, 255, 255, 0.35);
}

/* 7. SOBRE SECTION */
.about-section {
  padding: 110px 0;
  background-color: var(--bg-soft-sand);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items: center;
}

.about-media {
  position: relative;
  padding: 15px 0 15px 15px;
}

.about-media::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 92%;
  height: 92%;
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius-md);
  z-index: 0;
  opacity: 0.65;
  transition: transform 0.5s ease, opacity 0.5s ease;
}

.about-media:hover::before {
  transform: translate(-8px, -8px);
  opacity: 1;
}

.architect-frame {
  position: relative;
  z-index: 1;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  background-color: #EFEBE5;
}

.architect-photo {
  width: 100%;
  height: 540px;
  object-fit: cover;
  object-position: center 20%;
  display: block;
  transition: transform 0.6s ease;
}

.architect-frame:hover .architect-photo {
  transform: scale(1.03);
}

.architect-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  padding: 16px 20px;
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--color-primary);
}

.badge-years {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.badge-text {
  font-size: 13px;
  line-height: 1.35;
  color: var(--color-text);
  font-weight: 500;
}

.about-content .section-title {
  margin-bottom: 12px;
}

.about-lead {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 22px;
  line-height: 1.4;
}

.about-text p {
  margin-bottom: 16px;
  font-size: 16px;
  color: var(--color-text);
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 30px 0;
  padding: 20px 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.hl-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.hl-item i {
  font-size: 24px;
  color: var(--color-primary);
  margin-top: 2px;
}

.hl-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 16px;
  color: var(--color-text);
}

.hl-item span {
  font-size: 13px;
  color: var(--color-text-muted);
}

.about-signature {
  margin: 22px 0 28px 0;
  padding-left: 16px;
  border-left: 3px solid var(--color-primary);
}

.signature-name {
  display: block;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.signature-role {
  font-size: 13px;
  color: var(--color-text-muted);
  letter-spacing: 0.5px;
}

/* 8. SERVIÇOS SECTION */
.services-section {
  padding: 100px 0;
  background-color: var(--color-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--border-radius-md);
  padding: 36px 26px;
  transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.3s ease;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.service-icon {
  width: 58px;
  height: 58px;
  background-color: rgba(174, 124, 107, 0.12);
  color: var(--color-primary);
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 24px;
  margin-bottom: 22px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.service-card:hover .service-icon {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

.service-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  line-height: 1.3;
}

.service-desc {
  font-size: 14.5px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.service-list {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--border-light);
}

.service-list li {
  font-size: 13px;
  color: var(--color-text);
  margin-bottom: 6px;
  position: relative;
  padding-left: 18px;
}

.service-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* 9. CADERNO DE DETALHAMENTO (Diferencial Executivo) */
.detalhamento-section {
  padding: 80px 0;
  background-color: var(--color-secondary);
}

.detalhamento-box {
  background: linear-gradient(135deg, #2D2721 0%, #1D1B17 100%);
  border-radius: var(--border-radius-lg);
  padding: 60px 50px;
  color: var(--color-secondary);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.detalhamento-title {
  font-size: clamp(28px, 3.2vw, 40px);
  color: var(--color-secondary);
  max-width: 820px;
  margin-bottom: 16px;
}

.detalhamento-desc {
  font-size: 17px;
  opacity: 0.9;
  max-width: 780px;
  margin-bottom: 36px;
}

.detalhamento-items {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
  margin-bottom: 40px;
}

.d-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px;
  border-radius: var(--border-radius-sm);
  transition: transform 0.3s ease;
}

.d-item:hover {
  transform: translateX(6px);
  background: rgba(255, 255, 255, 0.08);
}

.d-item i {
  font-size: 26px;
  color: var(--color-primary);
  margin-top: 3px;
}

.d-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 17px;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.d-item span {
  font-size: 13.5px;
  opacity: 0.85;
  line-height: 1.5;
}

/* 10. TESTIMONIALS SECTION */
.testimonials-section {
  padding: 100px 0;
  background-color: var(--bg-soft-sand);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 44px;
}

.testimonial-card {
  background-color: var(--bg-surface);
  border-radius: var(--border-radius-md);
  padding: 34px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-stars {
  color: #F5A623;
  font-size: 15px;
  margin-bottom: 16px;
  display: flex;
  gap: 4px;
}

.testimonial-quote {
  font-size: 15px;
  font-style: italic;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 24px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  background-color: var(--bg-soft-sand);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--color-accent);
  font-size: 16px;
}

.author-info strong {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--color-text);
}

.author-info span {
  font-size: 12.5px;
  color: var(--color-text-muted);
}

/* 11. CONTATO, FORMULÁRIO & MAPA */
.contact-section {
  padding: 100px 0;
  background-color: var(--color-secondary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: flex-start;
}

.contact-form-card {
  background-color: var(--bg-surface);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-md);
}

.form-row {
  display: flex;
  gap: 16px;
}

.form-group {
  margin-bottom: 20px;
  width: 100%;
}

.form-group.half {
  flex: 1;
}

.form-group label {
  display: block;
  font-family: var(--font-display);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 7px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border-light);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-secondary);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-text);
  transition: border-color 0.25s, box-shadow 0.25s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(174, 124, 107, 0.15);
}

.form-feedback {
  margin-top: 15px;
  padding: 12px;
  border-radius: var(--border-radius-sm);
  background-color: #EBF8F2;
  color: #1E7A4D;
  font-size: 14px;
  text-align: center;
}

.form-feedback.hidden {
  display: none;
}

/* Contact Info Card */
.contact-info-card {
  background-color: var(--bg-soft-sand);
  border-radius: var(--border-radius-lg);
  padding: 36px 30px;
  border: 1px solid var(--border-light);
}

.info-block {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
}

.info-icon {
  width: 44px;
  height: 44px;
  background-color: var(--color-accent);
  color: var(--color-secondary);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 18px;
  flex-shrink: 0;
}

.info-block strong {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--color-text);
  margin-bottom: 2px;
}

.info-block a, .info-block p {
  font-size: 14px;
  color: var(--color-text-muted);
}

.map-wrapper {
  margin-top: 24px;
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  height: 220px;
}

.map-wrapper iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* 12. FOOTER */
.site-footer {
  background-color: #1D1B17;
  color: #C5BFB8;
  padding-top: 80px;
  padding-bottom: 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 50px;
  margin-bottom: 50px;
}

.footer-about .brand-name {
  color: #FFFFFF;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  margin: 18px 0 24px;
  max-width: 380px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: grid;
  place-items: center;
  color: var(--color-secondary);
  font-size: 15px;
  transition: var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
}

.footer-links h4, .footer-contact h4 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.footer-links ul li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #A39D95;
  font-size: 14px;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-contact p {
  font-size: 14px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-sub {
  color: #88827A;
  margin-top: 14px;
  font-size: 13px !important;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  font-size: 13px;
  color: #88827A;
}

.bottom-flex {
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}

/* 13. SMART CONCIERGE WHATSAPP WIDGET */
.smart-concierge {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9990;
}

.concierge-trigger {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #FFFFFF;
  border: none;
  font-size: 30px;
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.concierge-trigger:hover {
  transform: scale(1.08);
  box-shadow: 0 14px 28px rgba(37, 211, 102, 0.5);
}

.trigger-label {
  display: none;
}

.notification-dot {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 14px;
  height: 14px;
  background: #E53935;
  border: 2px solid #FFFFFF;
  border-radius: 50%;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(229, 57, 53, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(229, 57, 53, 0); }
  100% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(229, 57, 53, 0); }
}

.concierge-card {
  position: absolute;
  bottom: 75px;
  right: 0;
  width: 340px;
  background: #FFFFFF;
  border-radius: 16px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.22);
  overflow: hidden;
  border: 1px solid var(--border-light);
  transform-origin: bottom right;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
}

.concierge-card.hidden {
  opacity: 0;
  transform: scale(0.85) translateY(20px);
  pointer-events: none;
}

.concierge-header {
  background: var(--color-accent);
  color: var(--color-secondary);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.concierge-avatar-wrap {
  position: relative;
}

.concierge-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #FFFFFF;
}

.online-indicator {
  position: absolute;
  bottom: 2px;
  right: 0;
  width: 10px;
  height: 10px;
  background: #25D366;
  border: 1.5px solid #FFFFFF;
  border-radius: 50%;
}

.concierge-meta {
  flex: 1;
}

.concierge-name {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
  color: #FFFFFF;
}

.concierge-status {
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.85);
}

.concierge-close {
  background: transparent;
  border: none;
  color: #FFFFFF;
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
}

.concierge-body {
  padding: 18px;
  background-color: #F8F6F2;
}

.typing-indicator {
  display: flex;
  align-items: center;
  gap: 4px;
  background: #FFFFFF;
  width: fit-content;
  padding: 8px 14px;
  border-radius: 12px;
  margin-bottom: 10px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.typing-indicator.hidden {
  display: none;
}

.typing-indicator span {
  width: 6px;
  height: 6px;
  background: #999999;
  border-radius: 50%;
  animation: typingBounce 1.4s infinite ease-in-out both;
}

.typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator span:nth-child(2) { animation-delay: -0.16s; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

.chat-bubble {
  background: #FFFFFF;
  padding: 12px 14px;
  border-radius: 12px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--color-text);
  margin-bottom: 12px;
}

.chat-time {
  display: block;
  font-size: 10.5px;
  color: #999999;
  text-align: right;
  margin-top: 4px;
}

.concierge-quick-pills {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.quick-pill {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 8px 14px;
  font-size: 12.5px;
  text-align: left;
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.2s ease;
}

.quick-pill:hover {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
  transform: translateX(4px);
}

.concierge-footer {
  padding: 12px 16px;
  background: #FFFFFF;
  border-top: 1px solid var(--border-light);
}

.btn-whatsapp-chat {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background: #25D366;
  color: #FFFFFF;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13.5px;
  padding: 11px;
  border-radius: var(--border-radius-sm);
  text-decoration: none;
  transition: background-color 0.2s;
}

.btn-whatsapp-chat:hover {
  background: #1EBE5D;
}

/* 14. SCROLL TO TOP BUTTON */
.scroll-to-top {
  position: fixed;
  bottom: 28px;
  left: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-secondary);
  border: none;
  display: grid;
  place-items: center;
  font-size: 16px;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-fast);
  z-index: 9980;
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-to-top:hover {
  background: var(--color-primary);
  transform: translateY(-4px);
}

/* 15. RESPONSIVE DESIGN */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .architect-photo {
    height: 440px;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .detalhamento-items {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .site-header {
    height: 72px;
  }

  .main-nav, .header-actions .btn-header, .header-actions .social-links {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-title {
    font-size: 34px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  .projects-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .project-card {
    height: 360px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    flex-direction: column;
    gap: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .detalhamento-box {
    padding: 36px 22px;
  }

  .concierge-card {
    width: calc(100vw - 40px);
    right: -10px;
  }
}

/* Abas de categoria no celular: três colunas iguais, sem rolagem lateral */
@media (max-width: 600px) {
  .tab-buttons {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    overflow: visible;
  }
  .tab-btn {
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    padding: 12px 6px;
    font-size: 13px;
    white-space: normal;
    text-align: center;
  }
}