/* ==========================================================================
   DRA. THIANE REIS — ADVOCACIA | DESIGN SYSTEM & STYLES
   Domínio: thianereis.adv.br | OAB/GO 72.721
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Cores Principais */
  --color-primary-950: #060D17;
  --color-primary-900: #0A192F;
  --color-primary-850: #0F233F;
  --color-primary-800: #152E52;
  --color-primary-700: #1F3F6D;
  
  /* Cores Douradas / Acentos */
  --color-gold-600: #A88438;
  --color-gold-500: #C5A059;
  --color-gold-400: #DBB872;
  --color-gold-300: #ECD299;
  --color-gold-100: #FAF4E6;
  
  /* Cores WhatsApp & Ações */
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #20BA5A;
  --color-instagram: #E1306C;
  --color-instagram-gradient: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  
  /* Neutros e Superfícies */
  --color-bg-light: #F8F9FA;
  --color-bg-alt: #F1F4F8;
  --color-card-bg: #FFFFFF;
  --color-text-main: #1A2533;
  --color-text-body: #475569;
  --color-text-muted: #64748B;
  --color-text-light: #F1F5F9;
  --color-border: #E2E8F0;
  --color-border-gold: rgba(197, 160, 89, 0.25);
  
  /* Tipografia */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Sombras */
  --shadow-sm: 0 2px 8px rgba(10, 25, 47, 0.05);
  --shadow-md: 0 8px 24px rgba(10, 25, 47, 0.08);
  --shadow-lg: 0 16px 36px rgba(10, 25, 47, 0.12);
  --shadow-gold: 0 10px 25px rgba(197, 160, 89, 0.25);
  --shadow-wa: 0 8px 25px rgba(37, 211, 102, 0.35);

  /* Transições */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Layout */
  --container-max: 1200px;
  --header-height: 80px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-body);
  background-color: var(--color-bg-light);
  line-height: 1.65;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-primary-900);
  font-weight: 700;
  line-height: 1.25;
}

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

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-gold-600);
  background-color: var(--color-gold-100);
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
  border: 1px solid var(--color-border-gold);
}

.section-tag.light {
  color: var(--color-gold-300);
  background: rgba(197, 160, 89, 0.15);
  border-color: rgba(197, 160, 89, 0.3);
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 1.2rem;
  letter-spacing: -0.5px;
}

.section-title.light {
  color: #FFFFFF;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 680px;
  margin-bottom: 2.5rem;
}

.section-subtitle.light {
  color: #A0AEC0;
}

.section-header-center {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* --- Buttons & CTAs --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition-normal);
  border: none;
  outline: none;
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-600));
  color: #FFFFFF;
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-gold-400), var(--color-gold-500));
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(197, 160, 89, 0.35);
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary-900);
  border: 1.5px solid var(--color-primary-900);
}

.btn-secondary:hover {
  background: var(--color-primary-900);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: #FFFFFF;
  font-weight: 700;
  box-shadow: var(--shadow-wa);
}

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.45);
}

.btn-instagram {
  background: var(--color-instagram-gradient);
  color: #FFFFFF;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(225, 48, 108, 0.25);
}

.btn-instagram:hover {
  opacity: 0.95;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(225, 48, 108, 0.35);
}

.btn-outline-light {
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(8px);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-sm {
  font-size: 0.88rem;
  padding: 0.6rem 1.25rem;
}

.btn-lg {
  font-size: 1.05rem;
  padding: 1rem 2rem;
}

/* --- Navigation & Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: var(--transition-normal);
  background: rgba(10, 25, 47, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(197, 160, 89, 0.15);
}

.site-header.scrolled {
  background: rgba(6, 13, 23, 0.97);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  border-bottom-color: rgba(197, 160, 89, 0.25);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 100%;
}

.brand-logo {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.38rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 0.3px;
  line-height: 1.2;
}

.brand-oab {
  font-size: 0.72rem;
  color: var(--color-gold-300);
  letter-spacing: 1.2px;
  text-transform: uppercase;
  font-weight: 600;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.65rem;
  list-style: none;
  margin-left: auto;
}

.nav-link {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.92rem;
  font-weight: 500;
  position: relative;
  padding: 0.5rem 0;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--color-gold-400);
  transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-gold-300);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-left: 1.25rem;
  padding-left: 1.25rem;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  flex-shrink: 0;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: #FFFFFF;
  font-size: 1.6rem;
  cursor: pointer;
  padding: 0.3rem;
}

/* --- Hero Section --- */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: radial-gradient(circle at top right, #1F3F6D 0%, #0A192F 50%, #060D17 100%);
  padding: calc(var(--header-height) + 3rem) 0 4.5rem;
  color: #FFFFFF;
  overflow: hidden;
}

.hero-overlay-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(rgba(197, 160, 89, 0.08) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1rem;
  background: rgba(197, 160, 89, 0.12);
  border: 1px solid rgba(197, 160, 89, 0.35);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-gold-300);
  margin-bottom: 1.5rem;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gold-400);
  box-shadow: 0 0 0 0 rgba(219, 184, 114, 0.7);
  animation: pulseGold 2s infinite;
}

@keyframes pulseGold {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(219, 184, 114, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(219, 184, 114, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(219, 184, 114, 0); }
}

.hero-title {
  font-size: 3.4rem;
  color: #FFFFFF;
  margin-bottom: 1.4rem;
  line-height: 1.15;
}

.hero-title span {
  background: linear-gradient(135deg, #FFFFFF 40%, var(--color-gold-300) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.18rem;
  line-height: 1.7;
  color: #CBD5E1;
  margin-bottom: 2.2rem;
  max-width: 580px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-trust-indicators {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.trust-icon {
  font-size: 1.4rem;
  color: var(--color-gold-400);
}

.trust-text {
  font-size: 0.85rem;
  color: #E2E8F0;
  line-height: 1.3;
}

.trust-text strong {
  display: block;
  color: #FFFFFF;
  font-size: 0.95rem;
}

.hero-card-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(197, 160, 89, 0.3);
  background: var(--color-primary-900);
}

.hero-image-wrapper img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.6s ease;
}

.hero-image-wrapper:hover img {
  transform: scale(1.03);
}

.hero-floating-card {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: rgba(10, 25, 47, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(197, 160, 89, 0.4);
  padding: 1.1rem 1.4rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.9rem;
  max-width: 280px;
  animation: floatCard 4s ease-in-out infinite;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.floating-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(197, 160, 89, 0.2);
  color: var(--color-gold-300);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.floating-text p {
  font-size: 0.78rem;
  color: #94A3B8;
  margin-bottom: 0.15rem;
}

.floating-text strong {
  font-size: 0.92rem;
  color: #FFFFFF;
}

/* --- Section: Sobre --- */
.about-section {
  padding: 6.5rem 0;
  background-color: #FFFFFF;
}

.about-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.about-image-container {
  position: relative;
}

.about-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border-gold);
}

.about-frame img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  object-position: top;
}

.about-badge-oab {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: var(--color-primary-900);
  color: var(--color-gold-300);
  padding: 0.6rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  border: 1px solid var(--color-gold-500);
  box-shadow: var(--shadow-md);
}

.about-content h2 {
  font-size: 2.35rem;
  margin-bottom: 1.2rem;
}

.about-lead {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--color-primary-800);
  margin-bottom: 1.2rem;
  line-height: 1.7;
}

.about-text {
  color: var(--color-text-body);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.about-pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
  margin-bottom: 2.2rem;
}

.pillar-card {
  background: var(--color-bg-light);
  padding: 1.1rem;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-gold-500);
}

.pillar-card h4 {
  font-size: 1rem;
  margin-bottom: 0.35rem;
  font-family: var(--font-sans);
  color: var(--color-primary-900);
}

.pillar-card p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}

.about-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* --- Section: Áreas de Atuação --- */
.services-section {
  padding: 6.5rem 0;
  background-color: var(--color-bg-alt);
}

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

.service-card {
  background: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2.2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-gold-400), var(--color-gold-600));
  opacity: 0;
  transition: var(--transition-fast);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-gold);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon-box {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: var(--color-gold-100);
  color: var(--color-gold-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  margin-bottom: 1.5rem;
}

.service-title {
  font-size: 1.65rem;
  margin-bottom: 0.9rem;
}

.service-summary {
  color: var(--color-text-body);
  margin-bottom: 1.5rem;
  font-size: 0.98rem;
}

.service-list {
  list-style: none;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.service-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.93rem;
  color: var(--color-text-body);
  margin-bottom: 0.75rem;
}

.service-list li svg {
  color: var(--color-gold-600);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.service-card-btn {
  margin-top: auto;
  align-self: flex-start;
  width: 100%;
}

/* --- Section: Diferenciais (Por que escolher) --- */
.differentials-section {
  padding: 6.5rem 0;
  background: var(--color-primary-950);
  color: #FFFFFF;
  position: relative;
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.diff-card {
  background: rgba(15, 35, 63, 0.6);
  border: 1px solid rgba(197, 160, 89, 0.2);
  border-radius: var(--radius-md);
  padding: 2.2rem 1.8rem;
  backdrop-filter: blur(10px);
  transition: var(--transition-normal);
}

.diff-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-gold-400);
  background: rgba(21, 46, 82, 0.8);
}

.diff-number {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-gold-400);
  margin-bottom: 0.8rem;
  line-height: 1;
}

.diff-title {
  font-size: 1.25rem;
  color: #FFFFFF;
  margin-bottom: 0.7rem;
  font-family: var(--font-sans);
}

.diff-text {
  font-size: 0.92rem;
  color: #CBD5E1;
  line-height: 1.6;
}

/* --- Section: Como Funciona o Atendimento --- */
.steps-section {
  padding: 6.5rem 0;
  background-color: #FFFFFF;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}

.step-card {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  transition: var(--transition-normal);
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-gold);
}

.step-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary-900);
  color: var(--color-gold-300);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.2rem;
  font-size: 1.1rem;
}

.step-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
  font-family: var(--font-sans);
}

.step-card p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* --- Section: FAQ Accordion --- */
.faq-section {
  padding: 6.5rem 0;
  background-color: var(--color-bg-alt);
}

.faq-container {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: var(--transition-fast);
}

.faq-item.active {
  border-color: var(--color-gold-500);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  padding: 1.3rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary-900);
  cursor: pointer;
}

.faq-icon {
  font-size: 1.2rem;
  color: var(--color-gold-600);
  transition: transform var(--transition-normal);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out;
  padding: 0 1.5rem;
  color: var(--color-text-body);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-answer p {
  padding-bottom: 1.3rem;
}

/* --- Section: CTA / Contato Direto --- */
.contact-section {
  padding: 6.5rem 0;
  background: radial-gradient(circle at center, #152E52 0%, #0A192F 70%, #060D17 100%);
  color: #FFFFFF;
  position: relative;
}

.contact-card-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(197, 160, 89, 0.3);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  backdrop-filter: blur(12px);
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.contact-channels {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 680px;
  margin: 2.8rem auto 1.5rem;
}

.contact-channel-card {
  background: rgba(10, 25, 47, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 2.2rem 1.5rem;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.contact-channel-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold-400);
}

.channel-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.1rem;
}

.channel-icon.wa {
  background: rgba(37, 211, 102, 0.15);
  color: var(--color-whatsapp);
}

.channel-icon.ig {
  background: rgba(225, 48, 108, 0.15);
  color: var(--color-instagram);
}

.contact-channel-card h4 {
  color: #FFFFFF;
  font-size: 1.15rem;
  margin-bottom: 0.3rem;
  font-family: var(--font-sans);
}

.contact-channel-card p {
  color: #CBD5E1;
  font-size: 0.92rem;
  margin-bottom: 1.3rem;
}

/* --- Footer --- */
.site-footer {
  background-color: var(--color-primary-950);
  color: #94A3B8;
  padding: 4.5rem 0 2rem;
  border-top: 1px solid rgba(197, 160, 89, 0.15);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand h3 {
  font-size: 1.4rem;
  color: #FFFFFF;
  margin-bottom: 0.3rem;
}

.footer-brand p {
  color: #94A3B8;
  margin-bottom: 1.2rem;
  line-height: 1.6;
}

.footer-col h4 {
  font-family: var(--font-sans);
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: 1.2rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--color-gold-400);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.65rem;
}

.footer-links a:hover {
  color: var(--color-gold-300);
  padding-left: 4px;
}

.footer-legal-notice {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1.2rem;
  border-radius: var(--radius-sm);
  margin-bottom: 2.5rem;
  font-size: 0.8rem;
  line-height: 1.5;
  color: #64748B;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
}

/* --- Floating WhatsApp Button --- */
.floating-whatsapp {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.wa-float-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-whatsapp);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.5);
  transition: var(--transition-normal);
  position: relative;
}

.wa-float-btn::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--color-whatsapp);
  opacity: 0.6;
  z-index: -1;
  animation: waPulse 2s infinite;
}

@keyframes waPulse {
  0% { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(1.45); opacity: 0; }
}

.wa-float-btn:hover {
  transform: scale(1.1);
  background: var(--color-whatsapp-hover);
}

.wa-float-tooltip {
  background: #FFFFFF;
  color: var(--color-text-main);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
  white-space: nowrap;
  pointer-events: none;
  animation: fadeInRight 0.4s ease;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.wa-float-tooltip span.online-dot {
  width: 7px;
  height: 7px;
  background: var(--color-whatsapp);
  border-radius: 50%;
}

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

/* --- Responsive Media Queries --- */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.8rem;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .diff-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }
  
  .header-actions {
    border-left: none;
    padding-left: 0;
    margin-left: 0;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: rgba(6, 13, 23, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2rem 1.5rem;
    gap: 1.5rem;
    transform: translateY(-150%);
    transition: transform var(--transition-smooth);
    border-bottom: 1px solid rgba(197, 160, 89, 0.2);
    margin-left: 0;
  }
  
  .nav-menu.active {
    transform: translateY(0);
  }
  
  .mobile-toggle {
    display: block;
  }
  
  .header-actions .btn {
    display: none;
  }
  
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .hero-trust-indicators {
    grid-template-columns: 1fr;
    gap: 1rem;
    text-align: left;
  }
  
  .about-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .about-pillars {
    grid-template-columns: 1fr;
  }
  
  .diff-grid {
    grid-template-columns: 1fr;
  }
  
  .steps-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-channels {
    grid-template-columns: 1fr;
    max-width: 100%;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .hero-title {
    font-size: 2.25rem;
  }
  
  .section-title {
    font-size: 1.9rem;
  }
  
  .hero-floating-card {
    left: 10px;
    bottom: -15px;
    padding: 0.8rem 1rem;
  }
  
  .wa-float-tooltip {
    display: none;
  }
}