/* ========================================
   GENEURAL SOLUTIONS - DESIGN SYSTEM
   Identidade Visual: Bronze/Dourado + Cinza Escuro
======================================== */

/* ==================== VARIÁVEIS CSS ==================== */
:root {
  /* Cores Primárias (extraídas da logo) */
  --color-primary: #8B734D;           /* Bronze/Dourado terroso */
  --color-primary-dark: #6B5A3D;      /* Bronze escuro */
  --color-primary-light: #A89067;     /* Bronze claro */
  --color-secondary: #5A4C46;         /* Cinza-marrom escuro */
  --color-secondary-dark: #3A2F2B;    /* Cinza muito escuro */
  
  /* Cores de Suporte */
  --color-white: #FFFFFF;
  --color-black: #1A1A1A;
  --color-gray-light: #F5F5F5;
  --color-gray-medium: #E0E0E0;
  --color-gray-dark: #666666;
  
  /* Cores de Status */
  --color-success: #4CAF50;
  --color-error: #D32F2F;
  --color-warning: #FFA726;
  
  /* Tipografia */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Poppins', var(--font-primary);
  
  /* Tamanhos de Fonte */
  --font-size-xs: 0.75rem;      /* 12px */
  --font-size-sm: 0.875rem;     /* 14px */
  --font-size-base: 1rem;       /* 16px */
  --font-size-lg: 1.125rem;     /* 18px */
  --font-size-xl: 1.25rem;      /* 20px */
  --font-size-2xl: 1.5rem;      /* 24px */
  --font-size-3xl: 2rem;        /* 32px */
  --font-size-4xl: 2.5rem;      /* 40px */
  --font-size-5xl: 3rem;        /* 48px */
  
  /* Espaçamentos */
  --spacing-xs: 0.5rem;         /* 8px */
  --spacing-sm: 1rem;           /* 16px */
  --spacing-md: 1.5rem;         /* 24px */
  --spacing-lg: 2rem;           /* 32px */
  --spacing-xl: 3rem;           /* 48px */
  --spacing-2xl: 4rem;          /* 64px */
  --spacing-3xl: 6rem;          /* 96px */
  
  /* Layout */
  --container-width: 1200px;
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
  
  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.25);
  
  /* Transições */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  
  /* Z-index */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal: 400;
  --z-tooltip: 500;
}

/* ==================== RESET & BASE ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-black);
  background-color: var(--color-white);
  overflow-x: hidden;
  position: relative;
}

/* ==================== TIPOGRAFIA ==================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-black);
  margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style-position: inside;
  margin-bottom: var(--spacing-sm);
}

/* ==================== LAYOUT UTILITIES ==================== */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-2xl);
}

.section-title {
  font-size: var(--font-size-4xl);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-dark);
}

/* ==================== PARTICLES CANVAS ==================== */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.3;
  pointer-events: none;
}

/* ==================== HEADER/NAVIGATION ==================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-fixed);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

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

.header__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
}

.header__logo {
  height: 50px;
}

.logo-img {
  height: 100%;
  width: auto;
  object-fit: contain;
}

.nav__list {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
  margin: 0;
}

.nav__link {
  font-weight: 500;
  color: var(--color-secondary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-base);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-primary);
  background-color: rgba(139, 115, 77, 0.1);
}

.nav__link--cta {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.nav__link--cta:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.nav__toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--color-secondary);
  transition: all var(--transition-base);
  border-radius: 2px;
}

/* ==================== HERO SECTION ==================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-md);
  margin-top: 70px;
  overflow: hidden;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(139, 115, 77, 0.05) 0%, rgba(90, 76, 70, 0.05) 100%);
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.hero__title {
  margin-bottom: var(--spacing-lg);
}

.hero__title-main {
  display: block;
  font-size: var(--font-size-5xl);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.hero__title-tagline {
  display: block;
  font-size: var(--font-size-3xl);
  font-weight: 400;
  color: var(--color-primary);
  font-style: italic;
}

.hero__subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-gray-dark);
  margin-bottom: var(--spacing-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-gray-dark);
  font-size: var(--font-size-sm);
  animation: bounce 2s infinite;
}

.scroll-arrow {
  width: 20px;
  height: 20px;
  border-left: 2px solid var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  transform: rotate(-45deg);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-align: center;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  border: 2px solid transparent;
  text-decoration: none;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--color-white);
}

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

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

.btn--large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-lg);
}

.btn--full {
  width: 100%;
}

/* ==================== SERVICES SECTION ==================== */
.services {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-white);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

.service-card {
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 2px solid transparent;
}

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

.service-card__icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(139, 115, 77, 0.1);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.service-card__icon svg {
  width: 32px;
  height: 32px;
}

.service-card__title {
  font-size: var(--font-size-2xl);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.service-card__description {
  color: var(--color-gray-dark);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.service-card__features {
  list-style: none;
  margin: 0;
}

.service-card__features li {
  padding-left: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  position: relative;
  color: var(--color-gray-dark);
  font-size: var(--font-size-sm);
}

.service-card__features li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* ==================== DIFFERENTIALS SECTION ==================== */
.differentials {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, rgba(139, 115, 77, 0.03) 0%, rgba(90, 76, 70, 0.03) 100%);
}

.differentials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.differential-item {
  position: relative;
  padding-left: var(--spacing-2xl);
}

.differential-item__number {
  position: absolute;
  left: 0;
  top: 0;
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-primary);
  opacity: 0.2;
  line-height: 1;
}

.differential-item__title {
  font-size: var(--font-size-xl);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.differential-item__text {
  color: var(--color-gray-dark);
  line-height: 1.7;
}

/* ==================== CTA SECTION ==================== */
.cta-section {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  text-align: center;
}

.cta-content__title {
  font-size: var(--font-size-4xl);
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.cta-content__text {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.9);
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
}

/* ==================== PAGE HERO (Internal Pages) ==================== */
.page-hero {
  padding: calc(70px + var(--spacing-3xl)) 0 var(--spacing-2xl);
  text-align: center;
  background: linear-gradient(135deg, rgba(139, 115, 77, 0.05) 0%, rgba(90, 76, 70, 0.05) 100%);
}

.page-hero__title {
  font-size: var(--font-size-5xl);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.page-hero__subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-gray-dark);
}

/* ==================== ABOUT PAGE ==================== */
.about-section {
  padding: var(--spacing-3xl) 0;
}

.about-content {
  max-width: 900px;
  margin: 0 auto;
}

.about-text p {
  font-size: var(--font-size-lg);
  line-height: 1.8;
  color: var(--color-gray-dark);
  margin-bottom: var(--spacing-md);
}

.about-text strong {
  color: var(--color-secondary);
}

/* MVV Section */
.mvv-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-gray-light);
}

.mvv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.mvv-card {
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform var(--transition-base);
}

.mvv-card:hover {
  transform: translateY(-5px);
}

.mvv-card__icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(139, 115, 77, 0.1);
  border-radius: 50%;
  color: var(--color-primary);
}

.mvv-card__icon svg {
  width: 36px;
  height: 36px;
}

.mvv-card__title {
  font-size: var(--font-size-2xl);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.mvv-card__text {
  color: var(--color-gray-dark);
  line-height: 1.7;
}

/* Expertise Section */
.expertise-section {
  padding: var(--spacing-3xl) 0;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.expertise-category {
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--color-primary);
}

.expertise-category__title {
  font-size: var(--font-size-xl);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-md);
}

.expertise-category__list {
  list-style: none;
  margin: 0;
}

.expertise-category__list li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-md);
  position: relative;
  color: var(--color-gray-dark);
  font-size: var(--font-size-sm);
}

.expertise-category__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* Approach Section */
.approach-section {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, rgba(139, 115, 77, 0.03) 0%, rgba(90, 76, 70, 0.03) 100%);
}

.approach-content {
  max-width: 1000px;
  margin: 0 auto;
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.approach-item {
  position: relative;
  padding: var(--spacing-lg);
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
}

.approach-item__number {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-primary);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.approach-item__title {
  font-size: var(--font-size-lg);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.approach-item__text {
  color: var(--color-gray-dark);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

/* ==================== CONTACT PAGE ==================== */
.contact-section {
  padding: var(--spacing-3xl) 0;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--spacing-2xl);
}

.contact-info {
  padding: var(--spacing-xl);
}

.contact-info__title {
  font-size: var(--font-size-3xl);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-md);
}

.contact-info__text {
  font-size: var(--font-size-base);
  color: var(--color-gray-dark);
  line-height: 1.7;
  margin-bottom: var(--spacing-xl);
}

.contact-info__items {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.contact-info__item {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
}

.contact-info__icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(139, 115, 77, 0.1);
  border-radius: var(--border-radius-md);
  color: var(--color-primary);
}

.contact-info__icon svg {
  width: 22px;
  height: 22px;
}

.contact-info__item-title {
  font-size: var(--font-size-sm);
  color: var(--color-secondary);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.contact-info__item-value {
  font-size: var(--font-size-base);
  color: var(--color-gray-dark);
}

.contact-info__note {
  padding: var(--spacing-md);
  background-color: rgba(139, 115, 77, 0.05);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--border-radius-md);
}

.contact-info__note p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-dark);
  margin: 0;
}

/* Contact Form */
.contact-form-wrapper {
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-xs);
}

.form-input,
.form-textarea {
  padding: var(--spacing-sm);
  font-size: var(--font-size-base);
  font-family: var(--font-primary);
  border: 2px solid var(--color-gray-medium);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-base);
  background-color: var(--color-white);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(139, 115, 77, 0.1);
}

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

.form-group--checkbox {
  flex-direction: row;
  align-items: center;
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.form-checkbox__text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-dark);
}

.form-message {
  padding: var(--spacing-sm);
  border-radius: var(--border-radius-md);
  text-align: center;
  font-weight: 600;
  display: none;
}

.form-message.success {
  background-color: rgba(76, 175, 80, 0.1);
  color: var(--color-success);
  border: 1px solid var(--color-success);
  display: block;
}

.form-message.error {
  background-color: rgba(211, 47, 47, 0.1);
  color: var(--color-error);
  border: 1px solid var(--color-error);
  display: block;
}

/* ==================== PRIVACY PAGE ==================== */
.privacy-section {
  padding: var(--spacing-3xl) 0;
}

.privacy-content {
  max-width: 900px;
  margin: 0 auto;
}

.privacy-intro {
  background-color: rgba(139, 115, 77, 0.05);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  border-left: 4px solid var(--color-primary);
  margin-bottom: var(--spacing-2xl);
}

.privacy-intro p {
  color: var(--color-gray-dark);
  line-height: 1.8;
  margin: 0;
}

/* Accordion */
.privacy-accordion {
  margin-bottom: var(--spacing-2xl);
}

.accordion-item {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-white);
  border: none;
  cursor: pointer;
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-secondary);
  text-align: left;
  transition: background-color var(--transition-base);
}

.accordion-header:hover {
  background-color: rgba(139, 115, 77, 0.05);
}

.accordion-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--color-primary);
}

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

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
  padding: 0 var(--spacing-lg);
}

.accordion-item.active .accordion-content {
  max-height: 2000px;
  padding: var(--spacing-md) var(--spacing-lg) var(--spacing-xl);
}

.accordion-content p {
  color: var(--color-gray-dark);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.accordion-content ul {
  margin-left: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  list-style-type: disc;
}

.accordion-content li {
  color: var(--color-gray-dark);
  line-height: 1.8;
  margin-bottom: var(--spacing-xs);
}

.privacy-footer {
  background-color: rgba(139, 115, 77, 0.05);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  text-align: center;
}

.privacy-footer p {
  font-size: var(--font-size-lg);
  color: var(--color-secondary);
  font-weight: 600;
  margin: 0;
}

/* ==================== FOOTER ==================== */
.footer {
  background-color: var(--color-secondary-dark);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer__content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.footer__main {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--spacing-2xl);
}

.footer__brand {
  max-width: 400px;
}

.footer__logo {
  height: 50px;
  width: auto;
  margin-bottom: var(--spacing-sm);
}

.footer__tagline {
  font-size: var(--font-size-lg);
  font-style: italic;
  color: var(--color-primary-light);
  margin-bottom: var(--spacing-sm);
}

.footer__description {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.footer__column-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.footer__list {
  list-style: none;
  margin: 0;
}

.footer__list li {
  margin-bottom: var(--spacing-xs);
}

.footer__link {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-base);
}

.footer__link:hover {
  color: var(--color-primary-light);
}

.footer__bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer__copyright {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}

/* ==================== ANIMATIONS (AOS) ==================== */
[data-aos] {
  opacity: 0;
  transition-property: opacity, transform;
  transition-duration: 0.8s;
}

[data-aos].aos-animate {
  opacity: 1;
}

[data-aos="fade-up"] {
  transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
  transform: translateY(0);
}

[data-aos="fade-right"] {
  transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
  transform: translateX(0);
}

[data-aos="fade-left"] {
  transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
  transform: translateX(0);
}

[data-aos="zoom-in"] {
  transform: scale(0.95);
}

[data-aos="zoom-in"].aos-animate {
  transform: scale(1);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
  }
  
  .footer__main {
    grid-template-columns: 1fr;
  }
  
  .contact-wrapper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
    --spacing-3xl: 4rem;
  }
  
  .nav__list {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: rgba(255, 255, 255, 0.98);
    padding: var(--spacing-lg);
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    transition: transform var(--transition-base);
  }
  
  .nav.active .nav__list {
    transform: translateY(0);
  }
  
  .nav__toggle {
    display: flex;
  }
  
  .nav__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav__toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
  }
  
  .hero__title-main {
    font-size: var(--font-size-4xl);
  }
  
  .hero__title-tagline {
    font-size: var(--font-size-2xl);
  }
  
  .hero__cta {
    flex-direction: column;
    align-items: stretch;
  }
  
  .services__grid,
  .differentials__grid,
  .expertise-grid,
  .approach-grid {
    grid-template-columns: 1fr;
  }
  
  .footer__links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    --font-size-5xl: 1.75rem;
    --font-size-4xl: 1.5rem;
    --font-size-3xl: 1.25rem;
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .hero {
    padding: var(--spacing-2xl) var(--spacing-sm);
  }
  
  .service-card,
  .contact-form-wrapper {
    padding: var(--spacing-md);
  }
}