/* ==========================================================================
   Marcus Cortez Portfolio — Main Stylesheet
   ========================================================================== */

/* CSS Custom Properties (Variables)
   ========================================================================== */

:root {
  /* Primárias — extraídas do logo */
  --color-primary-dark:   #1B3D6F;   /* Azul marinho escuro (anel externo do logo) */
  --color-primary:        #2D6BB5;   /* Azul médio principal */
  --color-primary-light:  #5B93D3;   /* Azul claro (ícones do logo) */

  /* Acento complementar — ouro/âmbar (complementar ao azul no círculo cromático) */
  --color-accent:         #C9A84C;   /* Dourado profissional */
  --color-accent-light:   #F0D080;   /* Dourado suave para hover/glow */

  /* Neutros */
  --color-bg:             #F7F9FC;   /* Fundo geral levemente azulado */
  --color-surface:        #FFFFFF;   /* Cards, painéis */
  --color-surface-alt:    #EEF2F8;   /* Seções alternadas */
  --color-border:         #D4DCE8;   /* Bordas sutis */

  /* Texto */
  --color-text-primary:   #1A2A3A;   /* Títulos e texto principal */
  --color-text-secondary: #4A5A6A;   /* Texto de suporte */
  --color-text-muted:     #8A9AB0;   /* Labels, captions */

  /* Status */
  --color-success:        #2D9E6B;
  --color-error:          #C0392B;

  /* Tipografia */
  --font-display: 'Inter', sans-serif;      /* Títulos, headings, logo text */
  --font-body:    'Inter', sans-serif;      /* Todo o restante */

  /* Escala tipográfica */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;

  /* Espaçamentos */
  --spacing-xs:  0.25rem;
  --spacing-sm:  0.5rem;
  --spacing-md:  1rem;
  --spacing-lg:  1.5rem;
  --spacing-xl:  2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Sombras */
  --shadow-sm:  0 2px 8px rgba(27, 61, 111, 0.06);
  --shadow-md:  0 4px 24px rgba(27, 61, 111, 0.08);
  --shadow-lg:  0 8px 32px rgba(27, 61, 111, 0.12);

  /* Transições */
  --transition-fast:   0.2s ease-out;
  --transition-normal: 0.3s ease-out;
  --transition-slow:   0.5s ease-out;

  /* Bordas */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

/* Reset e Base
   ========================================================================== */

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

h1 { font-size: var(--text-5xl); font-weight: 800; }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
}

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

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

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

ul {
  list-style: none;
}

/* Container
   ========================================================================== */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Buttons
   ========================================================================== */

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  text-align: center;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 2px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-primary-dark);
  color: white;
}

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

.btn-accent {
  background-color: var(--color-accent);
  color: white;
}

.btn-accent:hover {
  background-color: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(201, 168, 76, 0.3);
}

.btn-outline {
  background-color: transparent;
  border-color: white;
  color: white;
}

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

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

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

.btn-lg {
  padding: 1.125rem 2.5rem;
  font-size: var(--text-lg);
}

/* Navbar
   ========================================================================== */

.navbar {
  position: sticky;
  top: 0;
  width: 100%;
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  padding-bottom: var(--spacing-md);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.nav-logo {
  height: 40px;
  width: auto;
}

.nav-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary-dark);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.nav-toggle span {
  width: 24px;
  height: 3px;
  background-color: var(--color-primary-dark);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
}

.nav-links {
  display: flex;
  gap: var(--spacing-xl);
}

.nav-link {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
}

/* Language Selector */
.lang-selector {
  position: relative;
}

.lang-current {
  padding: 0.5rem 1rem;
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 100px;
}

.lang-current:hover {
  background-color: var(--color-primary-dark);
}

.flag-img {
  width: 20px;
  height: 20px;
  object-fit: cover;
  border-radius: 50%;
}

.lang-current .arrow {
  margin-left: auto;
  transition: transform var(--transition-fast);
}

.lang-selector.open .lang-current .arrow {
  transform: rotate(180deg);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
  z-index: 100;
  min-width: 140px;
}

.lang-selector.open .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  padding: 0.625rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: transparent;
  border: none;
  width: 100%;
  text-align: left;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-option:hover {
  background-color: var(--color-surface-alt);
  color: var(--color-primary);
}


/* Hero Section
   ========================================================================== */

.hero {
  min-height: 65vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  overflow: hidden;
}

/* Hero with background image - uncomment and add image path when ready */
.hero.hero-with-bg {
  background:
    linear-gradient(135deg, rgba(27, 61, 111, 0.85) 0%, rgba(45, 107, 181, 0.85) 100%),
    url('../assets/images/hero-bg.jpg') center/cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 25% 25%, rgba(91, 147, 211, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, rgba(201, 168, 76, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  color: white;
}

.hero-name {
  font-size: var(--text-5xl);
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
  color: white;
}

.hero-title {
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-2xl);
  max-width: 500px;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.data-visual {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(91, 147, 211, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  position: relative;
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.1); opacity: 1; }
}

/* Hero Split Layout (50/50 with video) - Dark Tech Design
   ========================================================================== */

.hero-split {
  min-height: 65vh;
  display: flex;
  align-items: stretch;
  position: relative;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  overflow: hidden;
}

.hero-container-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  min-height: 65vh;
  align-items: center;
}

.hero-content-column {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-3xl) var(--spacing-2xl);
}

.hero-content-column > * {
  text-align: left;
}

.hero-split .hero-name {
  font-size: var(--text-5xl);
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
  color: #ffffff;
}

.hero-split .hero-title {
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
}

.hero-split .hero-subtitle {
  font-size: var(--text-lg);
  color: #ffffff;
  margin-bottom: var(--spacing-2xl);
  max-width: 500px;
  line-height: 1.7;
  opacity: 0.95;
}

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

.hero-video-column {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3xl);
}

.hero-video {
  width: 80%;
  max-width: 600px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 20px;
  display: block;
  box-shadow: 0 20px 60px -15px rgba(0, 0, 0, 0.6);
}

.hero-split .scroll-indicator {
  position: absolute;
  bottom: var(--spacing-2xl);
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.7);
  animation: bounce 2s infinite;
}

.scroll-indicator {
  position: absolute;
  bottom: var(--spacing-2xl);
  left: 50%;
  transform: translateX(-50%);
  color: white;
  font-size: var(--text-xl);
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 10px); }
}

/* Stats Section
   ========================================================================== */

.stats {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-surface-alt);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.stat-card {
  background-color: var(--color-surface);
  padding: var(--spacing-xl);
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.stat-number,
.stat-text {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-sm);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

/* About Section
   ========================================================================== */

.about {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-surface);
}

.about-container {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.about-image {
  display: flex;
  justify-content: center;
}

.about-photo {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--color-primary);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.section-title {
  margin-bottom: var(--spacing-xl);
  position: relative;
  padding-bottom: var(--spacing-md);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: 2px;
}

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

.text-center.section-title::after {
  left: 50%;
  transform: translateX(-50%);
}

.about-text p {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* Services Section
   ========================================================================== */

.services {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-surface-alt);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-2xl);
}

.service-card {
  background-color: var(--color-surface);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-md);
  border-top: 3px solid var(--color-primary);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-top-color: var(--color-accent);
}

.service-icon {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.service-title {
  font-size: var(--text-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.service-description {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  margin: 0;
}

/* Portfolio Preview Section
   ========================================================================== */

.portfolio-preview {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-surface);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-2xl);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-2xl);
}

.portfolio-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.portfolio-thumbnail {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background-color: var(--color-surface-alt);
}

.portfolio-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portfolio-card:hover .portfolio-thumbnail img {
  transform: scale(1.05);
}

.portfolio-info {
  padding: var(--spacing-lg);
}

.portfolio-category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  background-color: var(--color-primary-light);
  color: white;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
}

.category-ai {
  background-color: var(--color-accent);
}

.category-automation {
  background-color: var(--color-success);
}

.portfolio-title {
  font-size: var(--text-lg);
  margin-bottom: var(--spacing-sm);
}

.portfolio-description {
  font-size: var(--text-sm);
  margin: 0;
}

/* CTA Section
   ========================================================================== */

.cta,
.cta-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-primary-dark);
  color: white;
  text-align: center;
}

.cta-container {
  max-width: 800px;
  margin: 0 auto;
}

.cta-title {
  font-size: var(--text-4xl);
  color: white;
  margin-bottom: var(--spacing-md);
  font-weight: 800;
}

.cta-subtitle {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-2xl);
  line-height: 1.6;
}

/* Footer
   ========================================================================== */

.footer {
  background-color: var(--color-primary-dark);
  color: white;
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-xl);
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.footer-logo {
  height: 40px;
  width: auto;
}

.footer-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--text-sm);
}

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

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

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

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: white;
  font-size: var(--text-lg);
  transition: all var(--transition-fast);
}

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

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

.copyright {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

/* Consulting Page Styles
   ========================================================================== */

.consulting-hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: white;
  padding: var(--spacing-3xl) 0;
  text-align: center;
}

.consulting-hero .hero-title {
  font-size: var(--text-4xl);
  font-weight: 800;
  margin-bottom: var(--spacing-lg);
  color: white;
}

.consulting-hero .hero-subtitle {
  font-size: var(--text-lg);
  max-width: 800px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
}

.consulting-section {
  padding: var(--spacing-3xl) 0;
}

.consulting-section:nth-child(even) {
  background-color: var(--color-surface-alt);
}

.consulting-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

.consulting-content.reverse {
  grid-template-columns: 1fr 1fr;
}

.consulting-content.reverse .consulting-image {
  order: 2;
}

.consulting-content.reverse .consulting-text {
  order: 1;
}

.consulting-image img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.consulting-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.75rem;
  margin-bottom: var(--spacing-lg);
}

.consulting-text h2 {
  font-size: var(--text-3xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-primary-dark);
}

.consulting-text p {
  font-size: var(--text-base);
  line-height: 1.8;
  margin-bottom: var(--spacing-lg);
}

.consulting-features {
  margin: var(--spacing-xl) 0;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.feature-item i {
  color: var(--color-success);
  font-size: 1.25rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.feature-item span {
  font-size: var(--text-base);
  line-height: 1.6;
}

.consulting-quote {
  background-color: var(--color-surface-alt);
  border-left: 4px solid var(--color-accent);
  padding: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  font-style: italic;
  color: var(--color-text-secondary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.consulting-cases {
  background-color: var(--color-surface);
  padding: var(--spacing-xl);
  border-radius: var(--radius-md);
  margin: var(--spacing-xl) 0;
  border-top: 3px solid var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.consulting-cases h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-primary-dark);
}

.consulting-cases ul {
  list-style: none;
  padding: 0;
}

.consulting-cases li {
  padding: var(--spacing-sm) 0;
  padding-left: var(--spacing-lg);
  position: relative;
  line-height: 1.7;
}

.consulting-cases li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.consulting-cases strong {
  color: var(--color-primary-dark);
}

.consulting-impact {
  margin-top: var(--spacing-2xl);
}

.consulting-impact h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-primary-dark);
}

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

.impact-card {
  background-color: var(--color-surface);
  padding: var(--spacing-xl);
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-md);
  border-top: 3px solid var(--color-accent);
}

.impact-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
}

.impact-card p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.consulting-process {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-surface);
}

.section-subtitle {
  text-align: center;
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto var(--spacing-2xl);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

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

.step-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 auto var(--spacing-md);
  box-shadow: var(--shadow-md);
}

.process-step h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary-dark);
}

.process-step p {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-text-secondary);
}

/* Contact Page Styles
   ========================================================================== */

.contact-hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: white;
  padding: var(--spacing-3xl) 0;
  text-align: center;
}

.contact-hero .hero-title {
  font-size: var(--text-4xl);
  font-weight: 800;
  margin-bottom: var(--spacing-lg);
  color: white;
}

.contact-hero .hero-subtitle {
  font-size: var(--text-lg);
  max-width: 700px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
}

.contact-content {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-surface);
}

.contact-container {
  max-width: 700px;
  margin: 0 auto;
}

.contact-form-wrapper {
  background-color: var(--color-surface);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-top: 3px solid var(--color-primary);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.875rem 1rem;
  font-size: var(--text-base);
  font-family: var(--font-body);
  color: var(--color-text-primary);
  background-color: var(--color-surface-alt);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: var(--color-surface);
  box-shadow: 0 0 0 3px rgba(45, 107, 181, 0.1);
}

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

.contact-form button[type="submit"] {
  margin-top: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.contact-form button[type="submit"]:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.form-message {
  padding: var(--spacing-lg);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.form-message i {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.form-message.success {
  background-color: rgba(45, 158, 107, 0.1);
  border-left: 4px solid var(--color-success);
  color: var(--color-success);
}

.form-message.error {
  background-color: rgba(192, 57, 43, 0.1);
  border-left: 4px solid var(--color-error);
  color: var(--color-error);
}

.form-message p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.6;
}

.contact-social {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-2xl);
  border-top: 1px solid var(--color-border);
}

.contact-social a {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.contact-social a:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
}

/* Portfolio Page Styles
   ========================================================================== */

.portfolio-hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: white;
  padding: var(--spacing-3xl) 0;
  text-align: center;
}

.portfolio-hero .hero-title {
  font-size: var(--text-4xl);
  font-weight: 800;
  margin-bottom: var(--spacing-lg);
  color: white;
}

.portfolio-hero .hero-subtitle {
  font-size: var(--text-lg);
  max-width: 700px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
}

/* Filter Section */
.filter-section {
  background-color: var(--color-surface);
  padding: var(--spacing-lg) 0 0 0;
}

.filter-bar {
  position: sticky;
  top: 80px;
  background: var(--color-surface);
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
  margin-bottom: var(--spacing-2xl);
}

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

.filter-pill {
  padding: 0.5rem 1.25rem;
  border: 2px solid var(--color-primary);
  border-radius: 50px;
  background: transparent;
  color: var(--color-primary);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-weight: 600;
  font-size: var(--text-sm);
}

.filter-pill:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.filter-pill.active {
  background: var(--color-primary);
  color: white;
}

/* Portfolio Section */
.portfolio-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-surface);
}

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

.portfolio-card {
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.portfolio-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.portfolio-card[data-filtered="true"] {
  display: none;
}

.card-thumbnail {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--color-surface-alt);
}

.card-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.portfolio-card:hover .card-thumbnail img {
  transform: scale(1.1);
}

.card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(27, 61, 111, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.portfolio-card:hover .card-overlay {
  opacity: 1;
}

.view-project {
  color: white;
  font-weight: 700;
  font-size: var(--text-lg);
  padding: 0.75rem 1.5rem;
  border: 2px solid white;
  border-radius: 50px;
  transition: all var(--transition-fast);
}

.view-project:hover {
  background: white;
  color: var(--color-primary-dark);
}

.card-content {
  padding: var(--spacing-lg);
}

.card-category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-sm);
}

.card-category.bi {
  background: rgba(45, 107, 181, 0.15);
  color: var(--color-primary);
}

.card-category.ai {
  background: rgba(201, 168, 76, 0.15);
  color: var(--color-accent);
}

.card-category.automation {
  background: rgba(45, 158, 107, 0.15);
  color: var(--color-success);
}

.card-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
}

.card-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tool-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.75rem;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* Project Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(4px);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
  overflow-y: auto;
}

.modal-overlay.active {
  display: flex;
}

.modal-container {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  max-width: 1400px;
  width: 90vw;
  height: 90vh;
  max-height: 90vh;
  position: relative;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
}

.modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-surface-alt);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-text-primary);
  transition: all var(--transition-fast);
  z-index: 10;
}

.modal-close:hover {
  background: var(--color-error);
  color: white;
  transform: rotate(90deg);
}

.modal-header {
  padding: var(--spacing-lg) var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}

.modal-header-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.modal-title-section {
  flex: 1;
}

.modal-nav {
  display: flex;
  gap: 0.5rem;
  margin-right: 50px;
}

.modal-nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
}

.modal-nav-btn:hover:not(:disabled) {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.modal-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.modal-tools-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.modal-body {
  flex: 1;
  overflow: hidden;
  padding: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.modal-category-tools {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.modal-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin: 0 0 0.25rem 0;
  line-height: 1.3;
}

.modal-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.4;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 600px;
}

.modal-embed-area {
  width: 100%;
  height: 100%;
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.dashboard-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  flex: 1;
  overflow: hidden;
  background: var(--color-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dashboard-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.tableauPlaceholder {
  width: 100% !important;
  height: 100% !important;
  position: relative;
}

.tableauViz {
  width: 100% !important;
  height: 100% !important;
}

.dashboard-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--spacing-md);
  padding: var(--spacing-xl);
  text-align: center;
}

.dashboard-placeholder i {
  font-size: 3rem;
  color: var(--color-primary);
  opacity: 0.5;
}

.dashboard-placeholder p {
  color: var(--color-text-secondary);
  font-size: var(--text-base);
}

.detail-section {
  background: var(--color-surface-alt);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
}

.detail-section h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-md);
}

.detail-section p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.detail-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.detail-section li {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  padding-left: 1.5rem;
  position: relative;
  margin-bottom: 0.5rem;
}

.detail-section li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--color-success);
}

.modal-footer {
  padding: var(--spacing-md) var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-alt);
}

/* Info Buttons */
.modal-info-buttons {
  display: flex;
  gap: 0.5rem;
}

.info-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  font-weight: 500;
}

.info-btn:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.info-btn i {
  font-size: 0.9rem;
}

/* Info Popup */
.info-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: var(--spacing-xl);
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  z-index: 10000;
  display: none;
}

.info-popup.active {
  display: block;
}

.info-popup-content {
  position: relative;
}

.info-popup-close {
  position: absolute;
  top: -0.5rem;
  right: -0.5rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-surface-alt);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-text-primary);
  transition: all var(--transition-fast);
}

.info-popup-close:hover {
  background: var(--color-error);
  color: white;
}

.info-popup h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-md);
}

.info-popup #info-popup-body {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.info-popup #info-popup-body ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.info-popup #info-popup-body li {
  padding-left: 1.5rem;
  position: relative;
  margin-bottom: 0.5rem;
}

.info-popup #info-popup-body li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--color-success);
}

.modal-cta-text {
  font-size: var(--text-base);
  color: var(--color-text-primary);
  font-weight: 600;
  margin: 0;
}

/* Responsive Design
   ========================================================================== */

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 72px;
    right: -100%;
    width: 280px;
    height: calc(100vh - 72px);
    background-color: var(--color-surface);
    flex-direction: column;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-normal);
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-links {
    flex-direction: column;
    width: 100%;
  }

  .nav-link {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border);
  }

  .lang-selector {
    margin-top: var(--spacing-lg);
  }

  .lang-dropdown {
    position: fixed;
    right: var(--spacing-lg);
  }

  .hero-container {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    display: none;
  }

  .hero-name {
    font-size: var(--text-4xl);
  }

  /* Hero Split Responsive */
  .hero-container-split {
    grid-template-columns: 1fr;
  }

  .hero-video-column {
    min-height: 300px;
    order: -1;
  }

  .hero-video {
    margin: 0;
    border-radius: 0;
  }

  .hero-content-column {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .hero-split .hero-name {
    font-size: var(--text-4xl);
  }

  .about-container {
    grid-template-columns: 1fr;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

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

  /* Consulting Page Responsive */
  .consulting-content,
  .consulting-content.reverse {
    grid-template-columns: 1fr;
  }

  .consulting-content.reverse .consulting-image,
  .consulting-content.reverse .consulting-text {
    order: initial;
  }

  .consulting-hero .hero-title {
    font-size: var(--text-3xl);
  }

  .process-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

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

  /* Contact Page Responsive */
  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-hero .hero-title {
    font-size: var(--text-3xl);
  }

  /* Portfolio Page Responsive */
  .filter-bar {
    top: 70px;
  }

  .modal-container {
    width: 100vw;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
    padding: var(--spacing-lg);
  }

  .modal-body {
    flex-direction: column;
  }

  .modal-content-area,
  .modal-details-sidebar {
    width: 100%;
  }

  .modal-nav-btn span {
    display: none;
  }

  .dashboard-wrapper {
    padding-bottom: 75%;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .hero-name {
    font-size: var(--text-4xl);
  }

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