/* =========================================================================
   JORGE VELOSO — SENIOR PRODUCT DESIGNER PORTFOLIO
   Design System, CSS Tokens, Micro-Interactions, Glassmorphism & Layout Engine
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,400;1,600;1,700&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  /* Core Color Palette */
  --bg-primary: #080B13;
  --bg-secondary: #0E1322;
  --bg-tertiary: #151C30;
  --bg-card: rgba(18, 24, 41, 0.75);
  --bg-card-hover: rgba(26, 35, 60, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --bg-glass-strong: rgba(255, 255, 255, 0.06);

  /* Light Accent Alternatives */
  --light-bg-primary: #F8FAFC;
  --light-bg-card: #FFFFFF;
  --light-text-primary: #0F172A;
  --light-text-secondary: #475569;
  --light-border: #E2E8F0;

  /* Typography Colors */
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-tertiary: #64748B;
  --text-accent: #38BDF8;

  /* Accent & Vibrant Brand Gradients */
  --brand-blue: #2563EB;
  --brand-cyan: #06B6D4;
  --brand-indigo: #6366F1;
  --brand-purple: #8B5CF6;
  --brand-emerald: #10B981;
  --brand-amber: #F59E0B;

  --grad-primary: linear-gradient(135deg, #2563EB 0%, #4F46E5 50%, #7C3AED 100%);
  --grad-cyan: linear-gradient(135deg, #00E5FF 0%, #0284C7 100%);
  --grad-emerald: linear-gradient(135deg, #10B981 0%, #059669 100%);
  --grad-sunset: linear-gradient(135deg, #EC4899 0%, #8B5CF6 100%);
  --grad-card-border: linear-gradient(135deg, rgba(56, 189, 248, 0.3) 0%, rgba(99, 102, 241, 0.1) 50%, rgba(255, 255, 255, 0.05) 100%);
  --grad-hero-text: linear-gradient(135deg, #FFFFFF 20%, #93C5FD 70%, #60A5FA 100%);
  --grad-badge: linear-gradient(135deg, rgba(37, 99, 235, 0.15), rgba(79, 70, 229, 0.1));

  /* Borders & Shadows */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.14);
  --border-glow: rgba(56, 189, 248, 0.35);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(37, 99, 235, 0.35);
  --shadow-glow-cyan: 0 0 35px rgba(6, 182, 212, 0.3);

  /* Fonts (Primary: Montserrat) */
  --font-display: 'Montserrat', sans-serif;
  --font-body: 'Montserrat', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout Constants */
  --max-w: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

/* =========================================================================
   LIGHT THEME OVERRIDES (TOGGLEABLE)
   ========================================================================= */
body.theme-light {
  --bg-primary: #F8FAFC;
  --bg-secondary: #FFFFFF;
  --bg-tertiary: #F1F5F9;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F8FAFC;
  --bg-glass: rgba(15, 23, 42, 0.02);
  --bg-glass-strong: rgba(15, 23, 42, 0.05);

  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-tertiary: #64748B;
  --text-accent: #0284C7;

  --border-subtle: #E2E8F0;
  --border-medium: #CBD5E1;
  --border-glow: rgba(2, 132, 199, 0.3);

  --grad-hero-text: linear-gradient(135deg, #0F172A 20%, #1E3A8A 80%);
  --shadow-md: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 50px rgba(15, 23, 42, 0.12);
}

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

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--brand-blue);
}

/* Container */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* Ambient Background Glow */
.ambient-glow {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-orb-1 {
  position: absolute;
  top: -150px;
  right: -100px;
  width: 650px;
  height: 650px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
  filter: blur(80px);
}

.glow-orb-2 {
  position: absolute;
  top: 400px;
  left: -200px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.09) 0%, transparent 70%);
  filter: blur(90px);
}

.glow-orb-3 {
  position: absolute;
  bottom: 200px;
  right: -150px;
  width: 550px;
  height: 550px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
  filter: blur(100px);
}

/* Grid Line Pattern Overlay */
.grid-overlay {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* =========================================================================
   NAVIGATION (NAVBAR)
   ========================================================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 76px;
  display: flex;
  align-items: center;
  background: rgba(8, 11, 19, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-normal);
}

body.theme-light .navbar {
  background: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid var(--border-subtle);
}

.navbar.scrolled {
  height: 68px;
  background: rgba(8, 11, 19, 0.92);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

body.theme-light .navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-transform: uppercase;
}

.brand-dot {
  color: var(--brand-cyan);
}

.brand-role-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  color: var(--text-accent);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
  padding: 6px 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--brand-blue);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Theme Toggle Button */
.btn-theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.btn-theme-toggle:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
}

.btn-primary {
  background: var(--grad-primary);
  color: #FFFFFF;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.5);
}

.btn-outline {
  background: var(--bg-glass-strong);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

.btn-outline:hover {
  background: var(--bg-card-hover);
  border-color: var(--text-accent);
  color: var(--text-accent);
  transform: translateY(-2px);
}

.btn-glow {
  background: linear-gradient(135deg, #1D4ED8 0%, #4338CA 100%);
  color: #FFFFFF;
  border-radius: var(--radius-full);
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.4);
}

.btn-glow:hover {
  box-shadow: 0 0 35px rgba(37, 99, 235, 0.65);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.8rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 0.95rem;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.3rem;
  cursor: pointer;
}

/* =========================================================================
   HERO SECTION
   ========================================================================= */
.hero-section {
  position: relative;
  z-index: 1;
  padding-top: 140px;
  padding-bottom: 80px;
  min-height: 92vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  border-radius: var(--radius-full);
  background: var(--grad-badge);
  border: 1px solid var(--border-glow);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-accent);
  margin-bottom: 24px;
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.15);
}

.beacon-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand-emerald);
  box-shadow: 0 0 10px var(--brand-emerald);
  animation: pulse-beacon 2s infinite;
}

@keyframes pulse-beacon {
  0% { transform: scale(0.95); opacity: 0.7; box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); opacity: 0.7; box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, #38BDF8 0%, #818CF8 50%, #C084FC 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 32px;
  max-width: 600px;
}

/* Quick Features / Stats Row (Matching Screenshot) */
.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  width: 100%;
  margin-bottom: 36px;
}

.hero-stat-card {
  padding: 14px 12px;
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  text-align: center;
  transition: all var(--transition-normal);
}

.hero-stat-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-3px);
}

.stat-icon {
  font-size: 1.25rem;
  color: var(--brand-cyan);
  margin-bottom: 6px;
  display: inline-block;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-primary);
  display: block;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.72rem;
  color: var(--text-secondary);
  line-height: 1.25;
  margin-top: 4px;
}

/* Hero CTA Row */
.hero-cta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hero Visual / Cutout Photo & Layered Floating UI */
.hero-visual-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-avatar-container {
  position: relative;
  width: 100%;
  max-width: 440px;
  z-index: 2;
}

.hero-person-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-xl);
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.6));
  position: relative;
  z-index: 2;
}

/* Layered Floating UI Cards */
.floating-ui-card {
  position: absolute;
  z-index: 3;
  background: rgba(14, 19, 34, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 14px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  animation: float-gentle 6s ease-in-out infinite alternate;
}

body.theme-light .floating-ui-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border-medium);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.float-top-right {
  top: -20px;
  right: -30px;
  width: 280px;
  animation-delay: 0s;
}

.float-bottom-left {
  bottom: 10px;
  left: -40px;
  width: 290px;
  animation-delay: 2s;
}

.float-img-preview {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  display: block;
}

.float-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.float-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--brand-cyan);
  background: rgba(6, 182, 212, 0.12);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.float-live-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--brand-emerald);
}

@keyframes float-gentle {
  0% { transform: translateY(0px) rotate(0deg); }
  100% { transform: translateY(-12px) rotate(1deg); }
}

/* =========================================================================
   SPECIALTIES & VALUE PROPOSITION (PILLARS)
   ========================================================================= */
.section {
  padding: 100px 0;
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px auto;
}

.section-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.18;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Specialties Grid */
.specialties-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.specialty-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.specialty-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--grad-primary);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.specialty-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

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

.specialty-icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #FFFFFF;
  margin-bottom: 22px;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.specialty-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.specialty-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.specialty-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.specialty-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--bg-glass-strong);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

/* =========================================================================
   PORTFOLIO & CASE STUDIES GALLERY (EXACT 4-GRID + RICH METRICS)
   ========================================================================= */
.portfolio-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 9px 20px;
  border-radius: var(--radius-full);
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.filter-btn.active {
  background: var(--grad-primary);
  color: #FFFFFF;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.4);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

/* Project Card (Faithful to Screenshot & Elevated) */
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
}

.project-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg), 0 0 35px rgba(56, 189, 248, 0.15);
}

.project-cover {
  position: relative;
  width: 100%;
  height: 280px;
  overflow: hidden;
  background: #0B0F19;
}

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

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

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 11, 19, 0.95) 0%, rgba(8, 11, 19, 0.2) 60%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}

.project-top-badges {
  position: absolute;
  top: 16px;
  left: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 2;
}

.project-category-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  background: rgba(8, 11, 19, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glow);
  color: var(--brand-cyan);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.project-metric-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  background: rgba(37, 99, 235, 0.9);
  color: #FFFFFF;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

.project-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.3;
}

.project-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.project-tags-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.project-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  background: var(--bg-glass-strong);
  color: var(--text-tertiary);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  border-top: 1px solid var(--border-subtle);
}

.project-link-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-accent);
  text-decoration: none;
  transition: gap var(--transition-fast);
}

.project-card:hover .project-link-cta {
  gap: 10px;
  color: #FFFFFF;
}

/* =========================================================================
   DESIGN PHILOSOPHY & FRAMEWORK (ISA-101 & AI WORKFLOWS)
   ========================================================================= */
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.process-step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  position: relative;
  transition: all var(--transition-normal);
}

.process-step-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-4px);
}

.process-number {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--brand-cyan);
  opacity: 0.8;
  margin-bottom: 12px;
  display: block;
}

.process-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.process-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* =========================================================================
   RECRUITER & ENTERPRISE PRESENTATION (WHY HIRE JORGE VELOSO)
   ========================================================================= */
.enterprise-card {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(14, 19, 34, 0.95) 50%, rgba(6, 182, 212, 0.08) 100%);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  padding: 50px;
  box-shadow: var(--shadow-lg);
}

.enterprise-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.enterprise-checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 28px 0;
}

.enterprise-check-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.check-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--brand-emerald);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.tools-cloud {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
}

.tools-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-accent);
  text-transform: uppercase;
  margin-bottom: 18px;
}

.tools-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tool-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* =========================================================================
   CLIENT ACQUISITION & CONTACT ENGINE
   ========================================================================= */
.contact-section {
  padding: 100px 0;
  position: relative;
}

.contact-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-lg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-channel-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 32px 0;
}

.contact-channel-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.contact-channel-item:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateX(4px);
}

.channel-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #FFFFFF;
}

.channel-details span {
  display: block;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
  text-transform: uppercase;
}

.channel-details strong {
  font-size: 0.9rem;
  color: var(--text-primary);
}

/* Form */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  background: var(--bg-card-hover);
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}

.form-row-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* Project Estimator Selector Chips */
.estimator-chips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 6px;
}

.estimator-chip {
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.estimator-chip:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.estimator-chip.active {
  background: var(--brand-blue);
  color: #FFFFFF;
  border-color: var(--brand-blue);
}

/* =========================================================================
   MODAL CASE STUDY VIEWER (DEEP DETAIL POPUP)
   ========================================================================= */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(8, 11, 19, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.modal-backdrop.active {
  display: flex;
  opacity: 1;
}

.modal-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
  position: relative;
  transform: translateY(20px) scale(0.98);
  transition: all var(--transition-normal);
}

.modal-backdrop.active .modal-container {
  transform: translateY(0) scale(1);
}

.modal-header {
  position: sticky;
  top: 0;
  background: rgba(14, 19, 34, 0.95);
  backdrop-filter: blur(10px);
  padding: 20px 30px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 10;
}

.modal-close-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--brand-blue);
  color: #FFFFFF;
}

.modal-body {
  padding: 36px 30px;
}

/* =========================================================================
   FOOTER (MATCHING USER SCREENSHOT)
   ========================================================================= */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-primary);
  font-size: 0.85rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  flex-wrap: wrap;
}

.footer-link-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

.footer-link-item:hover {
  color: var(--text-accent);
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 16px;
}

.social-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.social-icon-btn:hover {
  background: var(--brand-blue);
  color: #FFFFFF;
  border-color: var(--brand-blue);
  transform: translateY(-2px);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  background: rgba(14, 19, 34, 0.95);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glow);
  color: #FFFFFF;
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateY(20px);
  opacity: 0;
  animation: slide-toast 0.3s forwards;
}

@keyframes slide-toast {
  to { transform: translateY(0); opacity: 1; }
}

/* =========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================= */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 60px;
    text-align: center;
  }

  .hero-content {
    align-items: center;
  }

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

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

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

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

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

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

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

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

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

  .float-top-right, .float-bottom-left {
    position: static;
    width: 100%;
    margin-top: 16px;
    animation: none;
  }

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

  .form-row-2col {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}