/* ========================================
   DESIGN TOKENS
   ======================================== */



/* Enforce Dark Mode Default */
:root {
  color-scheme: dark;
}

/* ========================================
   CSS RESET
   ======================================== */

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  overflow-y: scroll;
}

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  background: var(--bg-void);
  color: var(--text-primary);
  /* Subtle cosmic gradient background */
  background-image: radial-gradient(circle at 50% 0%, var(--bg-surface) 0%, var(--bg-void) 75%);
  background-attachment: fixed;
  transition: color 0.3s, background-color 0.3s;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body,
html {
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
}

img,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
span,
div,
a {
  word-wrap: break-word;
  overflow-wrap: break-word;
  max-width: 100%;
}

/* ========================================
   UTILITIES
   ======================================== */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

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

.hidden {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Glassmorphism utility */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

/* Cancel out the old .dark .glass override */
.dark .glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--accent-blue);
  color: white;
  padding: var(--space-2) var(--space-4);
  text-decoration: none;
  z-index: 10000;
  border-radius: 0 0 4px 0;
  font-weight: 600;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 0;
  outline: 2px solid white;
  outline-offset: 2px;
}

.skip-link:focus:not(:focus-visible) {
  outline: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
  border-radius: 4px;
}

a:focus:not(:focus-visible),
button:focus:not(:focus-visible) {
  outline: none;
}

/* ========================================
   SCROLL PROGRESS INDICATOR
   ======================================== */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-violet));
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ========================================
   SITE HEADER
   ======================================== */

.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(3, 7, 18, 0.6);
  /* --bg-void with opacity */
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 9998;
  border-bottom: 1px solid var(--border-subtle);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
}

.nav-logo {
  font-size: var(--font-2xl);
  font-weight: 700;
  color: var(--accent-primary);
  text-shadow: 0 0 20px var(--accent-glow);
}

.nav-links {
  display: none;
  gap: var(--space-8);
}

.nav-link {
  transition: color var(--transition-normal);
}

.nav-link:hover {
  color: var(--blue-600);
}

.dark .nav-link:hover {
  color: var(--blue-400);
}

/* Navigation active state */
nav a {
  position: relative;
}

nav a[aria-current="page"] {
  color: var(--accent-blue);
  font-weight: 600;
}

nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--accent-blue);
  border-radius: 2px;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.btn-icon {
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--btn-bg);
  transition: background-color var(--transition-normal);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  background: var(--btn-hover-bg);
}

.btn-icon--lang {
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
}

.btn-icon i {
  font-size: var(--font-base);
  color: var(--body-text-secondary);
}

.btn-icon .lang-text {
  font-size: var(--font-sm);
  font-weight: 500;
  color: var(--body-text-secondary);
}

/* Chevron icon - needs higher specificity to override .btn-icon i */
.btn-icon--lang .lang-chevron {
  font-size: 10px;
  color: var(--body-text-secondary);
  transition: transform var(--duration-fast) var(--ease-smooth);
}

/* Rotate chevron when dropdown is open */
.btn-icon--lang.active .lang-chevron {
  transform: rotate(180deg);
}

/* ========================================
   HERO SECTION
   ======================================== */

/* --- Hero: mobile-first (base = mobile) --- */

.hero {
  position: relative;
  overflow-x: hidden;
  min-height: 100vh;
  min-height: 100dvh;
  /* dynamic viewport height — accounts for mobile browser chrome */
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4.5rem 0 var(--space-6);
  /* header ~56px + breathing room */
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.2);
}

.hero .container {
  position: relative;
  z-index: 10;
  display: flex;
  flex: 1;
  align-items: center;
}

.hero-inner {
  max-width: 72rem;
  margin: 0 auto;
  width: 100%;
}

/* Modern Hero Styles */
.hero-grid-modern {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 60vh;
  position: relative;
  z-index: 10;
  padding-top: var(--space-8);
}

.hero-content-modern {
  max-width: 60rem;
  margin: 0 auto;
}

.hero-title-modern {
  font-family: 'Inter', sans-serif;
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-6);
  color: var(--text-primary);
}

.hero-greeting-modern {
  display: block;
  font-size: var(--font-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-secondary);
  margin-bottom: var(--space-4);
  background: rgba(129, 140, 248, 0.1);
  padding: 0.5em 1em;
  border-radius: 9999px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  border: 1px solid rgba(129, 140, 248, 0.2);
}

.hero-description-modern {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 36rem;
  margin: 0 auto var(--space-10);
  line-height: 1.6;
}

.hero-ctas-modern {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

/* Glow effects for buttons */
/* Hero buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: var(--font-sm);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

/* .btn-primary is defined in modern.css */

.btn-primary:active {
  transform: translateY(0) scale(0.98);
  box-shadow: var(--shadow-sm);
}

.btn-primary .btn-shine {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.2), transparent);
  transform: translateX(-100%);
  transition: transform 1s;
}

.btn-primary:hover .btn-shine {
  transform: translateX(100%);
}

.btn-outline {
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  backdrop-filter: blur(4px);
  transition: all var(--duration-normal) var(--ease-smooth);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15);
}

.btn-outline:active {
  transform: translateY(0) scale(0.98);
}

.btn span {
  position: relative;
  z-index: 10;
}

/* Scroll indicator — hidden on mobile, shown on desktop */
.scroll-indicator {
  display: none;
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.scroll-indicator-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}


/* ========================================
   GRADIENT BACKGROUND
   ======================================== */

.gradient-bg {
  background: radial-gradient(circle at center, var(--bg-surface), var(--bg-void));
}

.dark .gradient-bg {
  background: radial-gradient(circle at center, var(--bg-surface), var(--bg-void));
}


/* ========================================
   SECTION BASE
   ======================================== */

.section {
  padding: var(--space-20) 0;
}

.section-title {
  font-size: var(--font-4xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-inner {
  max-width: 72rem;
  margin: 0 auto;
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.about {
  padding: var(--space-20) 0;
  background: var(--section-bg-alt);
}

.about-title {
  font-size: clamp(var(--font-3xl), 4vw, var(--font-4xl));
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-12);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

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

.about-avatar-frame {
  position: relative;
  padding: var(--space-4);
  border-radius: 50%;
  background: transparent;
}

/* Animated glow effect behind the avatar */
.about-avatar-glow {
  position: absolute;
  inset: -0.5rem;
  border-radius: 50%;
  background: conic-gradient(from 0deg,
      var(--blue-400),
      var(--purple-500),
      var(--accent-violet),
      var(--blue-400));
  opacity: 0.4;
  filter: blur(20px);
  animation: avatar-glow-pulse 3s ease-in-out infinite;
  z-index: 0;
}

/* Rotating gradient ring */
.about-avatar-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  padding: 4px;
  background: conic-gradient(from var(--avatar-rotation, 0deg),
      var(--blue-400),
      var(--purple-600),
      var(--accent-violet),
      var(--blue-500),
      var(--blue-400));
  animation: avatar-ring-rotate 4s linear infinite;
  z-index: 1;
}

.about-avatar-ring::before {
  content: '';
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--card-bg);
}

/* Inner container with subtle border */
.about-avatar-inner {
  position: relative;
  z-index: 2;
  border-radius: 50%;
  padding: 6px;
  background: var(--card-bg);
  box-shadow:
    inset 0 0 20px rgba(96, 165, 250, 0.1),
    0 8px 32px rgba(0, 0, 0, 0.15);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

/* The actual avatar photo */
.about-avatar {
  width: 12rem;
  height: 12rem;
  margin: 0 auto;
  border-radius: 50%;
  display: block;
  object-fit: cover;
  object-position: center top;
  filter: saturate(1.05) contrast(1.02);
  transition: filter var(--transition-normal), transform var(--transition-normal);
}

/* Hover effects on the frame */
.about-avatar-frame:hover .about-avatar-glow {
  opacity: 0.6;
  filter: blur(25px);
}

.about-avatar-frame:hover .about-avatar-inner {
  transform: scale(1.02);
  box-shadow:
    inset 0 0 30px rgba(96, 165, 250, 0.15),
    0 12px 40px rgba(0, 0, 0, 0.2);
}

.about-avatar-frame:hover .about-avatar {
  filter: saturate(1.1) contrast(1.05);
}

/* Avatar animations */
@keyframes avatar-ring-rotate {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes avatar-glow-pulse {

  0%,
  100% {
    opacity: 0.4;
    transform: scale(1);
  }

  50% {
    opacity: 0.6;
    transform: scale(1.05);
  }
}

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

.about-subtitle {
  font-size: clamp(var(--font-xl), 3vw, var(--font-2xl));
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--blue-600);
}

.dark .about-subtitle {
  color: var(--blue-400);
}

/* Dark mode avatar adjustments */
.dark .about-avatar-glow {
  opacity: 0.5;
  background: conic-gradient(from 0deg,
      var(--blue-500),
      var(--purple-400),
      var(--accent-violet),
      var(--blue-500));
}

.dark .about-avatar-ring {
  background: conic-gradient(from var(--avatar-rotation, 0deg),
      var(--blue-500),
      var(--purple-500),
      var(--accent-violet),
      var(--blue-400),
      var(--blue-500));
}

.dark .about-avatar-inner {
  box-shadow:
    inset 0 0 20px rgba(96, 165, 250, 0.15),
    0 8px 32px rgba(0, 0, 0, 0.3);
}

.dark .about-avatar-frame:hover .about-avatar-glow {
  opacity: 0.7;
}

.dark .about-avatar-frame:hover .about-avatar-inner {
  box-shadow:
    inset 0 0 30px rgba(96, 165, 250, 0.2),
    0 12px 40px rgba(0, 0, 0, 0.4);
}

.about-carousel-wrapper {
  margin-bottom: var(--space-8);
  position: relative;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

@media (min-width: 640px) {
  .about-stats {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* About Stats */
.stat-card {
  text-align: center;
  padding: var(--space-3);
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.stat-value {
  font-size: clamp(var(--font-xl), 3vw, var(--font-2xl));
  font-weight: 700;
  color: var(--accent-primary);
}

.stat-label {
  font-size: clamp(var(--font-xs), 2vw, var(--font-sm));
  color: var(--body-text-secondary);
}


/* ========================================
   TECH STACK SECTION
   ======================================== */

.tech-section {
  padding: var(--space-20) 0;
  background: var(--body-bg);
}

.tech-title {
  font-size: var(--font-4xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-16);
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  max-width: 56rem;
  margin: 0 auto;
}

.tech-card {
  background: var(--bg-card);
  padding: var(--space-6);
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
  transition: transform var(--duration-normal) var(--ease-spring),
    box-shadow var(--duration-normal) var(--ease-smooth);
}

.tech-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-lg), var(--glow-primary);
  border-color: var(--border-highlight);
}

.tech-card:active {
  transform: translateY(-4px) scale(1);
}

.tech-card i {
  font-size: var(--font-4xl);
  margin-bottom: var(--space-4);
}

.tech-card h3 {
  font-weight: 600;
}

/* Tech icon colors */
.icon-red {
  color: var(--red-500);
}

.icon-purple {
  color: var(--purple-500);
}

.icon-green {
  color: var(--green-500);
}

.icon-orange {
  color: var(--orange-500);
}

.icon-blue {
  color: var(--blue-500);
}

.icon-blue-dark {
  color: var(--blue-600);
}

.icon-yellow {
  color: var(--yellow-500);
}

.icon-orange-dark {
  color: #ea580c;
}

.icon-purple-dark {
  color: var(--purple-600);
}

.icon-emerald {
  color: var(--emerald-600);
}

/* ========================================
   PROJECTS SECTION
   ======================================== */

.projects {
  padding: var(--space-20) 0;
  background: var(--section-bg-alt);
}

.projects-header {
  text-align: center;
  margin-bottom: var(--space-20);
  overflow: hidden;
}

.projects-bg-title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 900;
  color: rgba(255, 255, 255, 0.05);
  margin-bottom: var(--space-4);
  user-select: none;
  word-break: break-word;
}

.projects-subtitle {
  font-size: var(--font-lg);
  color: var(--body-text-secondary);
  margin-top: -3rem;
  position: relative;
  z-index: 10;
}

/* Projects carousel wrapper - desktop default */
.projects-carousel-wrapper {
  position: relative;
}

/* Projects scroll hint - hidden on desktop */
.projects-scroll-hint {
  display: none;
}

/* Project cards */
.project-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-subtle);
  transition: transform var(--duration-normal) var(--ease-spring),
    box-shadow var(--duration-normal) var(--ease-smooth);
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  border-color: var(--border-highlight);
}

.project-card h3,
.project-card p {
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.project-header-area {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.project-header-area--large {
  height: 16rem;
}

.project-header-area--medium {
  height: 10rem;
}

.project-header-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.2);
  transition: background-color 0.3s;
}

.project-card:hover .project-header-overlay {
  background: rgba(0, 0, 0, 0.1);
}

.project-header-area>i {
  position: relative;
  z-index: 10;
  color: white;
  transition: transform 0.3s;
}

.project-header-area--large>i {
  font-size: 3.75rem;
}

.project-header-area--medium>i {
  font-size: 3rem;
}

.project-card:hover .project-header-area>i {
  transform: scale(1.1);
}

.project-tech-dots {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  display: flex;
  gap: var(--space-2);
}

.project-tech-dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  opacity: 0.6;
}

/* Project body */
.project-body {
  padding: var(--space-8);
}

.project-body--compact {
  padding: var(--space-6);
}

.project-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  gap: var(--space-4);
}

.project-title-row--compact {
  margin-bottom: var(--space-3);
  gap: var(--space-3);
}

.project-title {
  font-size: clamp(var(--font-lg), 3vw, var(--font-xl));
  font-weight: 700;
  flex: 1;
  min-width: 0;
  line-height: 1.3;
  transition: color 0.3s;
}

.project-title--compact {
  font-size: clamp(var(--font-base), 2.5vw, var(--font-lg));
}

.project-card:hover .project-title {
  color: var(--blue-600);
}

.dark .project-card:hover .project-title {
  color: var(--blue-400);
}

.project-card:nth-child(2):hover .project-title {
  color: var(--green-600);
}

.dark .project-card:nth-child(2):hover .project-title {
  color: var(--green-400);
}

.project-card:nth-child(3):hover .project-title {
  color: var(--purple-600);
}

.dark .project-card:nth-child(3):hover .project-title {
  color: var(--purple-400);
}

.project-number {
  font-size: clamp(var(--font-2xl), 3vw, var(--font-3xl));
  font-weight: 900;
  color: var(--gray-200);
  flex-shrink: 0;
}

.dark .project-number {
  color: var(--gray-600);
}

.project-number--compact {
  font-size: clamp(var(--font-xl), 2.5vw, var(--font-2xl));
}

.project-desc {
  color: var(--body-text-secondary);
  margin-bottom: var(--space-6);
  line-height: 1.7;
  font-size: clamp(var(--font-sm), 2vw, var(--font-base));
  hyphens: auto;
}

.project-desc--compact {
  margin-bottom: var(--space-4);
  font-size: var(--font-sm);
}

/* Project features */
.project-features-title,
.project-stack-title {
  font-size: var(--font-sm);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-3);
}

.dark .project-features-title,
.dark .project-stack-title {
  color: var(--gray-300);
}

.project-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  font-size: var(--font-sm);
  color: var(--body-text-secondary);
  margin-bottom: var(--space-6);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.feature-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Tech tags */
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.project-tags--compact {
  gap: 0.375rem;
  margin-bottom: var(--space-4);
}

.tech-tag {
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-sm);
  border-radius: 9999px;
  font-weight: 500;
}

.tech-tag--compact {
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-xs);
}

.tech-tag--red {
  background: linear-gradient(to right, #fee2e2, #fecaca);
  color: #991b1b;
}

.dark .tech-tag--red {
  background: linear-gradient(to right, #7f1d1d, #991b1b);
  color: #fecaca;
}

.tech-tag--green {
  background: linear-gradient(to right, #dcfce7, #bbf7d0);
  color: #166534;
}

.dark .tech-tag--green {
  background: linear-gradient(to right, #14532d, #166534);
  color: #bbf7d0;
}

.tech-tag--orange {
  background: linear-gradient(to right, #ffedd5, #fed7aa);
  color: #9a3412;
}

.dark .tech-tag--orange {
  background: linear-gradient(to right, #7c2d12, #9a3412);
  color: #fed7aa;
}

.tech-tag--blue {
  background: linear-gradient(to right, #dbeafe, #bfdbfe);
  color: #1e40af;
}

.dark .tech-tag--blue {
  background: linear-gradient(to right, #1e3a5f, #1e40af);
  color: #bfdbfe;
}

.tech-tag--purple {
  background: linear-gradient(to right, #f3e8ff, #e9d5ff);
  color: #6b21a8;
}

.dark .tech-tag--purple {
  background: linear-gradient(to right, #581c87, #6b21a8);
  color: #e9d5ff;
}

.tech-tag--teal {
  background: linear-gradient(to right, #ccfbf1, #99f6e4);
  color: #115e59;
}

.dark .tech-tag--teal {
  background: linear-gradient(to right, #134e4a, #115e59);
  color: #99f6e4;
}

/* Project stats */
.project-stats-grid {
  margin-bottom: var(--space-6);
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
}

.dark .project-stats-grid {
  background: rgba(31, 41, 55, 0.5);
}

.project-stats-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  text-align: center;
}

.project-stat-value {
  font-size: var(--font-2xl);
  font-weight: 700;
}

.project-stat-label {
  font-size: var(--font-xs);
  color: var(--body-text-secondary);
}

/* Project status */
.project-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.project-confidential {
  font-size: var(--font-sm);
  color: var(--text-muted);
  font-style: italic;
}

.project-status {
  display: flex;
  align-items: center;
  color: var(--green-500);
}

.project-status-dot {
  width: 0.5rem;
  height: 0.5rem;
  background: var(--green-500);
  border-radius: 50%;
  margin-right: var(--space-2);
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

.project-status-text {
  font-size: var(--font-sm);
  font-weight: 500;
}

/* Gradient backgrounds for cards */
.gradient-blue-purple {
  background: linear-gradient(to bottom right, var(--blue-500), var(--indigo-700), var(--purple-600));
}

.gradient-green-teal {
  background: linear-gradient(to bottom right, var(--green-500), var(--emerald-600), var(--teal-500));
}

.gradient-purple-rose {
  background: linear-gradient(to bottom right, var(--purple-500), var(--pink-500), var(--rose-700));
}

.gradient-emerald-teal {
  background: linear-gradient(to bottom right, var(--emerald-500), var(--green-600), var(--teal-500));
}

.gradient-orange-red {
  background: linear-gradient(to bottom right, #f97316, #ef4444, #dc2626);
}

.gradient-blue-indigo {
  background: linear-gradient(to bottom right, #3b82f6, #6366f1, #4f46e5);
}

.gradient-cyan-teal {
  background: linear-gradient(to bottom right, #06b6d4, #14b8a6, #0d9488);
}

.gradient-yellow-orange {
  background: linear-gradient(to bottom right, #eab308, #f59e0b, #f97316);
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact {
  padding: var(--space-20) 0;
  background: var(--body-bg);
}

.contact-inner {
  max-width: 56rem;
  margin: 0 auto;
}

.contact-title {
  font-size: var(--font-4xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-16);
}

.contact-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  align-items: center;
  justify-content: center;
}

.contact-info {
  text-align: center;
  flex: 1;
  max-width: 28rem;
}

.contact-info.animate-slide-in-left {
  animation: slideInLeft 0.8s ease-out;
}

.contact-info-title {
  font-size: var(--font-2xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
  color: var(--blue-600);
}

.dark .contact-info-title {
  color: var(--blue-400);
}

.contact-info-desc {
  font-size: var(--font-lg);
  margin-bottom: var(--space-8);
  color: var(--body-text-secondary);
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.contact-icon {
  width: var(--space-12);
  height: var(--space-12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon i {
  color: white;
}

.contact-icon--email {
  background: var(--blue-600);
}

.contact-icon--github {
  background: var(--gray-800);
}

.dark .contact-icon--github {
  background: var(--gray-700);
}

.contact-icon--linkedin {
  background: var(--blue-700);
}

.contact-icon--instagram {
  background: linear-gradient(to right, var(--purple-500), var(--pink-500));
}

.contact-icon--whatsapp {
  background: var(--green-500);
}

.contact-item-label {
  font-weight: 600;
}

.contact-item-link {
  color: var(--body-text-secondary);
  transition: color var(--transition-normal);
}

.contact-item-link:hover {
  color: var(--blue-600);
}

.dark .contact-item-link:hover {
  color: var(--blue-400);
}

.contact-item--github .contact-item-link:hover {
  color: var(--gray-800);
}

.dark .contact-item--github .contact-item-link:hover {
  color: var(--gray-200);
}

.contact-item--instagram .contact-item-link:hover {
  color: var(--purple-600);
}

.dark .contact-item--instagram .contact-item-link:hover {
  color: var(--purple-400);
}

.contact-item--whatsapp .contact-item-link:hover {
  color: var(--green-600);
}

.dark .contact-item--whatsapp .contact-item-link:hover {
  color: var(--green-400);
}

/* Contact form */
.contact-form-wrapper {
  flex: 1;
  max-width: 28rem;
  width: 100%;
}

.contact-form-wrapper.animate-slide-in-right {
  animation: slideInRight 0.8s ease-out;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  background: var(--card-bg);
  border: 1px solid var(--header-border);
  padding: var(--space-6);
  border-radius: var(--radius-md);
}

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

.form-label {
  display: block;
  font-size: var(--font-sm);
  font-weight: 500;
  margin-bottom: var(--space-2);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--input-border);
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  color: var(--body-text);
  transition: border-color var(--duration-normal) var(--ease-smooth),
    box-shadow var(--duration-normal) var(--ease-smooth),
    transform var(--duration-fast) var(--ease-smooth);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2), var(--glow-blue);
  transform: scale(1.01);
}

/* Form validation states */
.form-input--valid {
  border-color: var(--accent-emerald);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.form-input--error {
  border-color: var(--accent-rose);
  box-shadow: 0 0 0 3px rgba(244, 63, 94, 0.2);
  animation: shake 0.5s var(--ease-spring);
}

@keyframes shake {

  0%,
  100% {
    transform: translateX(0);
  }

  20% {
    transform: translateX(-4px);
  }

  40% {
    transform: translateX(4px);
  }

  60% {
    transform: translateX(-4px);
  }

  80% {
    transform: translateX(4px);
  }
}

.form-textarea {
  resize: none;
}

.form-submit {
  width: 100%;
  background: var(--green-600);
  color: white;
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.form-submit:hover {
  background: #15803d;
}

/* ========================================
   FOOTER
   ======================================== */

.site-footer {
  background: var(--gray-800);
  color: white;
  padding: var(--space-12) 0;
}

.dark .site-footer {
  background: var(--gray-950);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

.footer-heading {
  font-size: var(--font-xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--blue-400);
}

.footer-section-title {
  font-size: var(--font-lg);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.footer-desc {
  color: var(--gray-300);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-link {
  color: var(--gray-300);
  transition: color var(--transition-normal);
}

.footer-link:hover {
  color: var(--blue-400);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-contact-item i {
  color: var(--blue-400);
}

.footer-contact-item--instagram i {
  color: var(--purple-400);
}

.footer-contact-item--whatsapp i {
  color: var(--green-400);
}

.footer-contact-item a {
  color: var(--gray-300);
  transition: color var(--transition-normal);
}

.footer-contact-item a:hover {
  color: var(--blue-400);
}

.footer-contact-item--instagram a:hover {
  color: var(--purple-400);
}

.footer-contact-item--whatsapp a:hover {
  color: var(--green-400);
}

.footer-bottom {
  border-top: 1px solid var(--gray-700);
  margin-top: var(--space-8);
  padding-top: var(--space-8);
  text-align: center;
  color: var(--gray-300);
}

/* ========================================
   LANGUAGE DROPDOWN
   ======================================== */

.language-dropdown {
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.2s ease-in-out;
  pointer-events: none;
  visibility: hidden;
  z-index: 10100;
  position: fixed;
  width: 8rem;
  background: rgba(17, 24, 39, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.language-dropdown.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  visibility: visible;
}

.language-dropdown.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.language-option {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: var(--font-sm);
  transition: all 0.2s ease;
  cursor: pointer;
  color: var(--text-primary);
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.language-option:first-child {
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.language-option:last-child {
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.language-option:hover {
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-primary);
}

.language-option:active {
  background: rgba(99, 102, 241, 0.25);
}

.language-option span {
  font-weight: 500;
}

/* ========================================
   BACK TO TOP BUTTON
   ======================================== */

.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  left: var(--space-6);
  width: 48px;
  height: 48px;
  background: var(--accent-blue);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 50;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity var(--duration-normal) var(--ease-smooth),
    visibility var(--duration-normal),
    transform var(--duration-normal) var(--ease-spring),
    background-color var(--duration-fast);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--blue-700);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue), var(--glow-blue);
}

.back-to-top:active {
  transform: translateY(0) scale(0.95);
}

.back-to-top i {
  font-size: var(--font-lg);
}

@media (max-width: 768px) {
  .back-to-top {
    width: 44px;
    height: 44px;
    bottom: var(--space-4);
    left: var(--space-4);
  }
}

/* ========================================
   WHATSAPP BUTTON - Enhanced Visual
   ======================================== */

.whatsapp-fab {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 50;
}

.whatsapp-button {
  display: block;
  text-decoration: none;
  position: relative;
}

.whatsapp-button-wrapper {
  position: relative;
  animation: whatsapp-float 3s ease-in-out infinite;
  /* Contain all effects within wrapper */
  isolation: isolate;
}

/* Outer ripple rings */
.whatsapp-ping {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4.5rem;
  height: 4.5rem;
  transform: translate(-50%, -50%);
  background: #25D366;
  border-radius: 50%;
  animation: whatsapp-ripple 2s cubic-bezier(0, 0, 0.2, 1) infinite;
  opacity: 0;
  pointer-events: none;
}

.whatsapp-ping--delayed {
  animation-delay: 1s;
}

/* Main button */
.whatsapp-main {
  position: relative;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 50%, #075E54 100%);
  color: white;
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 8px 32px rgba(37, 211, 102, 0.5),
    0 4px 16px rgba(0, 0, 0, 0.2),
    inset 0 2px 4px rgba(255, 255, 255, 0.2),
    inset 0 -2px 4px rgba(0, 0, 0, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.2);
  overflow: hidden;
  isolation: isolate;
  transition: background 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
}

/* Shine sweep effect */
.whatsapp-main::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(255, 255, 255, 0.4) 50%,
    transparent 70%
  );
  transform: rotate(45deg) translateY(-100%);
  animation: whatsapp-shine 3s ease-in-out infinite;
  pointer-events: none;
}

/* Glow aura - using box-shadow instead of blur filter to prevent leaking */
.whatsapp-main::after {
  content: none; /* Disabled - using box-shadow on main element instead */
}

.whatsapp-button:hover .whatsapp-button-wrapper {
  animation-play-state: paused;
}

.whatsapp-main:hover {
  background: linear-gradient(135deg, #2EE370 0%, #25D366 50%, #128C7E 100%);
  box-shadow:
    0 12px 48px rgba(37, 211, 102, 0.7),
    0 8px 24px rgba(0, 0, 0, 0.3),
    inset 0 2px 4px rgba(255, 255, 255, 0.3);
  transform: scale(1.1) translateY(-3px);
  border-color: rgba(255, 255, 255, 0.4);
}

.whatsapp-main:hover i {
  animation-play-state: paused;
  transform: scale(1);
}

.whatsapp-main:active {
  transform: scale(1.05);
}

.whatsapp-main i {
  font-size: 2rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
  animation: whatsapp-icon-pulse 2s ease-in-out infinite;
  position: relative;
  z-index: 1;
}

/* Tooltip */
.whatsapp-tooltip {
  position: absolute;
  right: 100%;
  margin-right: var(--space-4);
  top: 50%;
  transform: translateY(-50%) translateX(10px);
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: white;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-sm);
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    0 0 20px rgba(37, 211, 102, 0.3);
  border: 1px solid rgba(37, 211, 102, 0.3);
}

.whatsapp-button:hover .whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

.whatsapp-tooltip-arrow {
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: #16213e;
}

/* Animations */
@keyframes whatsapp-ripple {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.6;
  }
  100% {
    transform: translate(-50%, -50%) scale(2.2);
    opacity: 0;
  }
}

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

@keyframes whatsapp-shine {
  0%, 100% {
    transform: rotate(45deg) translateY(-100%);
  }
  50% {
    transform: rotate(45deg) translateY(100%);
  }
}

@keyframes whatsapp-glow-rotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes whatsapp-icon-pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.15);
  }
}

/* Attention wiggle - runs periodically */
@keyframes whatsapp-wiggle {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  15% {
    transform: translateY(-8px) rotate(-12deg);
  }
  30% {
    transform: translateY(-8px) rotate(12deg);
  }
  45% {
    transform: translateY(-8px) rotate(-8deg);
  }
  60% {
    transform: translateY(-8px) rotate(8deg);
  }
  75% {
    transform: translateY(-4px) rotate(0deg);
  }
}

/* Apply combined animations */
.whatsapp-button-wrapper {
  animation:
    whatsapp-float 3s ease-in-out infinite,
    whatsapp-wiggle 6s ease-in-out infinite;
  animation-delay: 0s, 3s;
}

/* ========================================
   3D TECH CUBE
   ======================================== */

.tech-cube-container {
  perspective: 1000px;
  width: min(200px, 80vw);
  height: min(200px, 80vw);
  margin: 0 auto;
  max-width: 100%;
  overflow: visible;
}

.tech-cube {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  animation: cube-rotate 20s infinite linear;
  transition: transform 0.3s ease;
}

.tech-cube:hover {
  animation-play-state: paused;
}

.tech-cube.manual-control {
  animation: none;
}

.tech-face {
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(2rem, 4vw, 3rem);
}

.tech-face-front {
  transform: rotateY(0deg) translateZ(min(100px, 40vw));
}

.tech-face-back {
  transform: rotateY(180deg) translateZ(min(100px, 40vw));
}

.tech-face-right {
  transform: rotateY(90deg) translateZ(min(100px, 40vw));
}

.tech-face-left {
  transform: rotateY(-90deg) translateZ(min(100px, 40vw));
}

.tech-face-top {
  transform: rotateX(90deg) translateZ(min(100px, 40vw));
}

.tech-face-bottom {
  transform: rotateX(-90deg) translateZ(min(100px, 40vw));
}

/* Cube face icon sizes */
.tech-face i {
  font-size: clamp(var(--font-3xl), 5vw, 3.75rem);
}

/* ========================================
   LOADER / PRELOADER
   ======================================== */

.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #0f172a;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease-out;
}

.loader.hidden {
  opacity: 0;
  pointer-events: none;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 3px solid var(--accent-blue);
  border-top: 3px solid transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* ========================================
   EFFECTS
   ======================================== */

.ripple-effect {
  position: relative;
  overflow: hidden;
}

.ripple-effect::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.ripple-effect:active::after {
  width: 300px;
  height: 300px;
}

/* .glow-effect is defined in modern.css */

/* Scroll Reveal */
.scroll-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s ease;
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger Animation */
.stagger-animation>* {
  opacity: 0;
  transform: translateY(20px);
  animation: stagger-fade 0.6s ease forwards;
}

.stagger-animation>*:nth-child(1) {
  animation-delay: 0.1s;
}

.stagger-animation>*:nth-child(2) {
  animation-delay: 0.2s;
}

.stagger-animation>*:nth-child(3) {
  animation-delay: 0.3s;
}

.stagger-animation>*:nth-child(4) {
  animation-delay: 0.4s;
}

.stagger-animation>*:nth-child(5) {
  animation-delay: 0.5s;
}

.stagger-animation>*:nth-child(6) {
  animation-delay: 0.6s;
}

/* Typewriter - JS handles the typing effect, CSS only handles the cursor */
.typewriter {
  display: inline;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
  letter-spacing: 0.02em;
  border-right: 2px solid var(--accent-blue);
  padding-right: 2px;
  animation: blink 1s infinite;
}

.dark .typewriter {
  color: rgba(226, 232, 240, 0.95);
}

/* ========================================
   ANIMATIONS / KEYFRAMES
   ======================================== */

@keyframes cube-rotate {
  0% {
    transform: rotateX(0deg) rotateY(0deg);
  }

  25% {
    transform: rotateX(90deg) rotateY(90deg);
  }

  50% {
    transform: rotateX(180deg) rotateY(180deg);
  }

  75% {
    transform: rotateX(270deg) rotateY(270deg);
  }

  100% {
    transform: rotateX(360deg) rotateY(360deg);
  }
}

@keyframes floating-tech {

  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }

  33% {
    transform: translateY(-20px) rotate(120deg);
  }

  66% {
    transform: translateY(-10px) rotate(240deg);
  }
}

@keyframes fadeIn {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

@keyframes slideUp {
  0% {
    transform: translateY(20px);
    opacity: 0;
  }

  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes slideInLeft {
  0% {
    transform: translateX(-50px);
    opacity: 0;
  }

  100% {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInRight {
  0% {
    transform: translateX(50px);
    opacity: 0;
  }

  100% {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideDown {
  0% {
    transform: translateY(-100%);
    opacity: 0;
  }

  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes bounceIn {
  0% {
    transform: scale(0.3);
    opacity: 0;
  }

  50% {
    transform: scale(1.05);
  }

  70% {
    transform: scale(0.9);
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes typewriter {
  0% {
    width: 0;
  }

  100% {
    width: 100%;
  }
}

@keyframes blink {

  0%,
  50% {
    border-color: transparent;
  }

  51%,
  100% {
    border-color: currentColor;
  }
}

@keyframes bounce {

  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }

  40% {
    transform: translateY(-10px);
  }

  60% {
    transform: translateY(-5px);
  }
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

@keyframes stagger-fade {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scroll-dot {
  0% {
    transform: translateY(0);
    opacity: 1;
  }

  50% {
    transform: translateY(100%);
    opacity: 0;
  }

  51% {
    transform: translateY(-100%);
    opacity: 0;
  }

  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Animation utility classes */
.animate-fade-in {
  animation: fadeIn 0.6s ease-in-out;
}

.animate-slide-up {
  animation: slideUp 0.8s ease-out;
}

.animate-slide-in-left {
  animation: slideInLeft 0.8s ease-out;
}

.animate-slide-in-right {
  animation: slideInRight 0.8s ease-out;
}

.animate-bounce-in {
  animation: bounceIn 0.8s ease-out;
}

.animate-slide-down {
  animation: slideDown 0.3s ease-out;
}

/* ========================================
   RESPONSIVE — TABLET+ (min-width: 640px)
   ======================================== */

@media (min-width: 640px) {
  .hero-greeting {
    font-size: var(--font-base);
  }

  .hero-subtitle-wrapper {
    font-size: var(--font-lg);
  }

  .hero-description {
    font-size: var(--font-base);
    max-width: 32rem;
  }

  .hero-firstname {
    font-size: clamp(3rem, 10vw, 4.5rem);
  }

  .hero-lastname {
    font-size: clamp(2.5rem, 9vw, 3.75rem);
  }

  .hero-ctas {
    flex-direction: row;
    gap: var(--space-4);
  }

  .hero-ctas .btn {
    width: auto;
    max-width: none;
  }

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

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

/* ========================================
   RESPONSIVE — TABLET (min-width: 768px)
   ======================================== */

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

  .nav-controls {
    gap: var(--space-4);
  }

  .hero {
    padding: var(--space-20) 0;
  }

  .hero-greeting {
    font-size: var(--font-lg);
  }

  .hero-subtitle-wrapper {
    font-size: var(--font-xl);
    padding: 0;
  }

  .about-avatar {
    width: 14rem;
    height: 14rem;
  }

  .about-avatar-inner {
    padding: 8px;
  }

  .about-avatar-glow {
    inset: -0.75rem;
    filter: blur(25px);
  }

  .about-title {
    margin-bottom: var(--space-16);
  }

  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

/* ========================================
   RESPONSIVE — DESKTOP (min-width: 1024px)
   ======================================== */

@media (min-width: 1024px) {
  .hero {
    padding: 0;
  }

  .hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }

  .hero-content {
    text-align: left;
  }

  .hero-name-wrapper {
    align-items: flex-start;
  }

  .hero-firstname,
  .hero-lastname {
    text-align: left;
  }

  .hero-title {
    margin-bottom: var(--space-4);
  }

  .hero-greeting {
    font-size: var(--font-xl);
  }

  .hero-subtitle-wrapper {
    margin-bottom: var(--space-6);
    padding: 0;
    font-size: var(--font-lg);
    justify-content: flex-start;
  }

  .typewriter-container {
    min-width: 380px;
  }

  .hero-description {
    margin-bottom: var(--space-8);
    margin-left: 0;
    font-size: var(--font-base);
    max-width: 36rem;
  }

  .hero-ctas {
    justify-content: flex-start;
    align-items: flex-start;
  }

  .hero-ctas .btn {
    width: auto;
    max-width: none;
  }

  .scroll-indicator {
    display: block;
  }

  .btn {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-base);
  }

  .about-grid {
    grid-template-columns: 1fr 2fr;
    gap: var(--space-12);
  }

  .about-content {
    text-align: left;
  }

  .tech-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact-layout {
    flex-direction: row;
  }

  .contact-info {
    text-align: left;
  }
}

/* ========================================
   RESPONSIVE — WIDE DESKTOP (min-width: 1280px)
   ======================================== */

@media (min-width: 1280px) {
  .hero-firstname {
    font-size: 7rem;
    line-height: 1.15;
  }

  .hero-lastname {
    font-size: 6rem;
    line-height: 1.15;
  }

  .hero .container {
    max-width: 1400px;
  }
}

@media (min-width: 1536px) {
  .hero-firstname {
    font-size: 8rem;
    line-height: 1.1;
  }

  .hero-lastname {
    font-size: 7rem;
    line-height: 1.1;
  }

  .container {
    max-width: 1200px;
    padding-left: var(--space-8);
    padding-right: var(--space-8);
  }
}

/* ========================================
   RESPONSIVE — MOBILE (max-width: 768px)
   ======================================== */

@media (max-width: 768px) {
  .site-header {
    width: 100%;
    max-width: 100vw;
    overflow-x: hidden;
  }

  .nav-bar {
    padding: var(--space-3) var(--space-4);
  }

  .nav-logo {
    font-size: var(--font-lg);
    font-weight: 700;
    white-space: nowrap;
    min-width: 0;
    flex: 1 1 auto;
  }

  .nav-links {
    display: none;
  }

  /* Language toggle button styles */
  #language-toggle {
    height: 44px;
    min-height: 44px;
    padding: 0;
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(156, 163, 175, 0.08);
    border: 1px solid rgba(156, 163, 175, 0.15);
    transition: all 0.2s ease;
    flex: 0 0 auto;
  }

  #language-toggle {
    padding: 0 12px;
    gap: 6px;
    width: auto;
    min-width: auto;
  }

  .lang-text {
    display: block;
    font-size: 13px;
  }

  .btn-icon--lang .lang-chevron {
    display: block;
    font-size: 10px;
  }

  .dark #language-toggle {
    background: rgba(75, 85, 99, 0.2);
    border: 1px solid rgba(75, 85, 99, 0.3);
  }

  #language-toggle:active {
    background: rgba(156, 163, 175, 0.2);
    transform: scale(0.95);
  }

  #language-toggle .fas.fa-globe {
    font-size: 18px;
    width: 18px;
    height: 18px;
    margin: 0;
  }

  /* Hero mobile — base handles most, only overrides here */

  /* Typewriter container - mobile */
  .typewriter-container {
    min-width: 290px;
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-sm);
  }

  /* Tech cube mobile — reduced size */
  .tech-cube-container {
    width: 140px;
    height: 140px;
  }

  .tech-face-front {
    transform: rotateY(0deg) translateZ(70px);
  }

  .tech-face-back {
    transform: rotateY(180deg) translateZ(70px);
  }

  .tech-face-right {
    transform: rotateY(90deg) translateZ(70px);
  }

  .tech-face-left {
    transform: rotateY(-90deg) translateZ(70px);
  }

  .tech-face-top {
    transform: rotateX(90deg) translateZ(70px);
  }

  .tech-face-bottom {
    transform: rotateX(-90deg) translateZ(70px);
  }

  .scroll-indicator {
    display: none;
  }

  /* Section spacing mobile */
  .about,
  .tech-section,
  .projects,
  .contact {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }

  /* About mobile — centered */
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    justify-items: center;
  }

  .about-content {
    text-align: center;
    max-width: 28rem;
    margin: 0 auto;
  }

  .about-stats {
    max-width: 20rem;
    margin-left: auto;
    margin-right: auto;
  }

  .about-avatar {
    width: 8rem;
    height: 8rem;
  }

  .about-avatar-frame {
    padding: var(--space-3);
  }

  .about-avatar-glow {
    inset: -0.375rem;
    filter: blur(15px);
  }

  .about-avatar-inner {
    padding: 4px;
  }

  .tech-grid {
    display: flex;
    gap: var(--space-4);
    overflow-x: auto;
    overflow-y: visible;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: var(--space-6) var(--space-2);
    margin: 0;
  }

  .tech-grid::-webkit-scrollbar {
    display: none;
  }

  /* Enhanced mobile tech cards with glassmorphism and glow */
  .tech-card {
    flex: 0 0 auto;
    width: 11rem;
    min-width: 11rem;
    padding: var(--space-7) var(--space-6);
    scroll-snap-align: center;
    scroll-snap-stop: always;
    border-radius: var(--radius-lg);
    background: var(--glass-bg-light);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-md),
      inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    transition: transform var(--duration-normal) var(--ease-spring),
      box-shadow var(--duration-normal) var(--ease-smooth),
      border-color var(--duration-normal) var(--ease-smooth);
  }

  /* Gradient overlay for tech cards */
  .tech-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
        rgba(255, 255, 255, 0.15) 0%,
        transparent 50%,
        rgba(0, 0, 0, 0.05) 100%);
    pointer-events: none;
    border-radius: inherit;
  }

  /* Subtle bottom accent line */
  .tech-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
    border-radius: 3px 3px 0 0;
    opacity: 0.5;
    transition: width var(--duration-normal) var(--ease-smooth),
      opacity var(--duration-normal) var(--ease-smooth);
  }

  /* Dark mode glassmorphism */
  .dark .tech-card {
    background: var(--glass-bg-dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-md),
      inset 0 1px 0 rgba(255, 255, 255, 0.05),
      0 0 0 1px rgba(0, 0, 0, 0.3);
  }

  .dark .tech-card::before {
    background: linear-gradient(135deg,
        rgba(255, 255, 255, 0.08) 0%,
        transparent 50%,
        rgba(0, 0, 0, 0.2) 100%);
  }

  /* Active/pressed state for touch */
  .tech-card:active {
    transform: scale(0.95);
  }

  .tech-card:active::after {
    width: 60%;
    opacity: 1;
  }

  /* Icon styling - larger and more prominent */
  .tech-card i {
    font-size: 3rem;
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    transition: transform var(--duration-normal) var(--ease-spring),
      filter var(--duration-normal) var(--ease-smooth);
  }

  .tech-card:active i {
    transform: scale(1.1);
  }

  /* Tech name styling */
  .tech-card h3 {
    font-size: var(--font-base);
    font-weight: 600;
    white-space: nowrap;
    position: relative;
    z-index: 1;
    color: var(--body-text);
    letter-spacing: 0.01em;
  }

  /* Color-specific glow effects for icons on active */
  .tech-card:active .icon-red {
    filter: drop-shadow(0 0 12px rgba(239, 68, 68, 0.6));
  }

  .tech-card:active .icon-purple,
  .tech-card:active .icon-purple-dark {
    filter: drop-shadow(0 0 12px rgba(168, 85, 247, 0.6));
  }

  .tech-card:active .icon-green {
    filter: drop-shadow(0 0 12px rgba(34, 197, 94, 0.6));
  }

  .tech-card:active .icon-orange,
  .tech-card:active .icon-orange-dark {
    filter: drop-shadow(0 0 12px rgba(249, 115, 22, 0.6));
  }

  .tech-card:active .icon-blue,
  .tech-card:active .icon-blue-dark {
    filter: drop-shadow(0 0 12px rgba(59, 130, 246, 0.6));
  }

  .tech-card:active .icon-yellow {
    filter: drop-shadow(0 0 12px rgba(234, 179, 8, 0.6));
  }

  .tech-card:active .icon-emerald {
    filter: drop-shadow(0 0 12px rgba(16, 185, 129, 0.6));
  }

  /* Color-coded bottom accent based on icon color */
  .tech-card:has(.icon-red)::after {
    background: linear-gradient(90deg, transparent, var(--red-500), transparent);
  }

  .tech-card:has(.icon-purple)::after,
  .tech-card:has(.icon-purple-dark)::after {
    background: linear-gradient(90deg, transparent, var(--purple-500), transparent);
  }

  .tech-card:has(.icon-green)::after {
    background: linear-gradient(90deg, transparent, var(--green-500), transparent);
  }

  .tech-card:has(.icon-orange)::after,
  .tech-card:has(.icon-orange-dark)::after {
    background: linear-gradient(90deg, transparent, var(--orange-500), transparent);
  }

  .tech-card:has(.icon-blue)::after,
  .tech-card:has(.icon-blue-dark)::after {
    background: linear-gradient(90deg, transparent, var(--blue-500), transparent);
  }

  .tech-card:has(.icon-yellow)::after {
    background: linear-gradient(90deg, transparent, var(--yellow-500), transparent);
  }

  .tech-card:has(.icon-emerald)::after {
    background: linear-gradient(90deg, transparent, var(--emerald-500), transparent);
  }

  /* ========================================
     PROJECTS MOBILE CAROUSEL
     ======================================== */

  .projects-carousel-wrapper {
    position: relative;
    margin: 0 calc(-1 * var(--space-4));
    padding: 0 var(--space-4);
  }

  /* Fade edges to indicate scrollable content */
  .projects-carousel-wrapper::before,
  .projects-carousel-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 3rem;
    width: 1.5rem;
    z-index: 10;
    pointer-events: none;
  }

  .projects-carousel-wrapper::before {
    left: 0;
    background: linear-gradient(to right, var(--section-bg-alt), transparent);
  }

  .projects-carousel-wrapper::after {
    right: 0;
    background: linear-gradient(to left, var(--section-bg-alt), transparent);
  }

  /* Dark mode fade edges - projects */
  .dark .projects-carousel-wrapper::before {
    background: linear-gradient(to right, var(--section-bg-alt), transparent);
  }

  .dark .projects-carousel-wrapper::after {
    background: linear-gradient(to left, var(--section-bg-alt), transparent);
  }

  /* Project card adjustments for carousel */
  .project-card {
    height: auto;
    min-height: 0;
  }

  /* Projects scroll hint */
  .projects-scroll-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-4);
    color: var(--body-text-muted);
    font-size: var(--font-xs);
    animation: pulse-hint 2s ease-in-out infinite;
  }

  .projects-scroll-hint i {
    font-size: var(--font-sm);
  }

  /* Projects header mobile */
  .projects-bg-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-2);
  }

  .projects-subtitle {
    margin-top: -1.5rem;
  }

  /* Project cards mobile */
  .project-body,
  .project-body--compact {
    padding: var(--space-5);
  }

  .project-card h3,
  .project-card p,
  .project-card h4 {
    text-align: left;
  }

  .project-title-row {
    justify-content: space-between;
  }

  .project-tags {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .project-features {
    justify-items: start;
  }

  .project-status-row {
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
  }

  .project-stats-inner {
    gap: var(--space-2);
  }

  .project-header-area--large {
    height: 8rem;
  }

  .project-header-area--large>i {
    font-size: 2.5rem;
  }

  /* Contact mobile */
  .contact-layout {
    flex-direction: column;
    gap: var(--space-8);
    align-items: center;
  }

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

  .contact-list {
    text-align: left;
    width: 100%;
    max-width: 20rem;
    margin: 0 auto;
  }

  .contact-item {
    justify-content: flex-start;
  }

  .contact-item-link {
    word-break: break-all;
  }

  .contact-icon {
    width: 2.5rem;
    height: 2.5rem;
    min-width: 2.5rem;
  }

  .contact-icon i {
    font-size: var(--font-sm);
  }

  .contact-form-wrapper {
    width: 100%;
    max-width: 24rem;
    margin: 0 auto;
  }

  .contact-form {
    padding: var(--space-5);
  }

  .form-input {
    font-size: 16px;
  }

  /* Footer mobile — centered */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    text-align: center;
  }

  .footer-links {
    align-items: center;
  }

  .footer-contact-list {
    text-align: center;
    align-items: center;
  }

  .footer-contact-item {
    justify-content: center;
  }

  /* WhatsApp mobile - enhanced */
  .whatsapp-tooltip {
    display: none;
  }

  .whatsapp-main {
    width: 60px;
    height: 60px;
  }

  .whatsapp-main i {
    font-size: 1.75rem;
  }

  .whatsapp-fab {
    bottom: var(--space-4);
    right: var(--space-4);
  }

  /* Ping size for mobile */
  .whatsapp-ping {
    width: 60px;
    height: 60px;
  }

  /* Reduce animation intensity on mobile */
  .whatsapp-button-wrapper {
    animation: whatsapp-float 3s ease-in-out infinite;
  }

  /* Disable hover transforms on touch */
  .tech-card:hover,
  .project-card:hover {
    transform: none;
  }
}

/* ========================================
   RESPONSIVE — SMALL SCREENS (max-width: 640px)
   ======================================== */

@media (max-width: 640px) {
  .nav-logo {
    font-size: var(--font-base);
  }

  .nav-bar {
    padding: 0.625rem var(--space-3);
  }

  #language-toggle {
    height: 40px;
    min-height: 40px;
    border-radius: 10px;
    padding: 0 10px;
    gap: 4px;
  }

  #language-toggle .fas.fa-globe {
    font-size: 16px;
    width: 16px;
    height: 16px;
  }

  .lang-text {
    font-size: var(--font-xs);
  }

  .btn-icon--lang .lang-chevron {
    font-size: 9px;
  }

  .hero .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .about,
  .tech-section,
  .projects,
  .contact {
    padding-top: var(--space-10);
    padding-bottom: var(--space-10);
  }

  .container {
    padding-left: var(--space-3);
    padding-right: var(--space-3);
  }

  .tech-grid {
    gap: var(--space-3);
    padding: var(--space-4) var(--space-1);
  }

  .tech-card {
    width: 9.5rem;
    min-width: 9.5rem;
    padding: var(--space-6) var(--space-5);
  }

  .tech-card i {
    font-size: 2.5rem;
  }

  .tech-card h3 {
    font-size: var(--font-sm);
  }

  .tech-cube-container {
    width: 120px;
    height: 120px;
  }

  .tech-face-front {
    transform: rotateY(0deg) translateZ(60px);
  }

  .tech-face-back {
    transform: rotateY(180deg) translateZ(60px);
  }

  .tech-face-right {
    transform: rotateY(90deg) translateZ(60px);
  }

  .tech-face-left {
    transform: rotateY(-90deg) translateZ(60px);
  }

  .tech-face-top {
    transform: rotateX(90deg) translateZ(60px);
  }

  .tech-face-bottom {
    transform: rotateX(-90deg) translateZ(60px);
  }

  .about-avatar {
    width: 7rem;
    height: 7rem;
  }

  .about-avatar-inner {
    padding: 4px;
  }

  .about-avatar-glow {
    inset: -0.25rem;
    filter: blur(12px);
  }

  .contact-item-link {
    font-size: 0.8rem;
  }

  .contact-form {
    padding: var(--space-4);
  }

  .site-footer {
    font-size: var(--font-sm);
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
  }

  .footer-grid {
    gap: var(--space-5);
  }
}

/* ========================================
   RESPONSIVE — EXTRA SMALL (max-width: 375px)
   ======================================== */

@media (max-width: 375px) {
  .hero {
    padding-top: 4rem;
  }

  .hero-firstname {
    font-size: clamp(2rem, 12vw, 2.5rem);
  }

  .hero-lastname {
    font-size: clamp(1.75rem, 11vw, 2.25rem);
  }

  .hero-description {
    font-size: var(--font-xs);
  }

  .hero-ctas .btn {
    max-width: 240px;
    font-size: var(--font-xs);
  }

  .nav-logo {
    font-size: 0.9rem;
  }

  .tech-cube-container {
    width: 100px;
    height: 100px;
  }

  .tech-face-front {
    transform: rotateY(0deg) translateZ(50px);
  }

  .tech-face-back {
    transform: rotateY(180deg) translateZ(50px);
  }

  .tech-face-right {
    transform: rotateY(90deg) translateZ(50px);
  }

  .tech-face-left {
    transform: rotateY(-90deg) translateZ(50px);
  }

  .tech-face-top {
    transform: rotateX(90deg) translateZ(50px);
  }

  .tech-face-bottom {
    transform: rotateX(-90deg) translateZ(50px);
  }

  .about-avatar {
    width: 6rem;
    height: 6rem;
  }

  .about-avatar-glow {
    inset: -0.25rem;
    filter: blur(10px);
  }

  .about-avatar-frame {
    padding: var(--space-2);
  }

  /* Extra small screen carousel adjustments */
  .tech-card {
    width: 8rem;
    min-width: 8rem;
    padding: var(--space-5) var(--space-4);
  }

  .tech-card i {
    font-size: 2rem;
    margin-bottom: var(--space-3);
  }

  .tech-grid {
    gap: var(--space-2);
    padding: var(--space-3) var(--space-1);
  }
}

/* ========================================
   MOBILE LANDSCAPE
   ======================================== */

@media (max-width: 768px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding-top: var(--space-8);
    padding-bottom: var(--space-6);
  }

  .hero-grid {
    flex-direction: row;
    gap: var(--space-6);
  }

  .hero-content {
    flex: 1;
  }

  .hero-firstname {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }

  .hero-lastname {
    font-size: clamp(1.25rem, 4.5vw, 1.75rem);
  }

  .hero-description {
    display: none;
  }

  .hero-ctas {
    flex-direction: row;
    gap: var(--space-2);
  }

  .hero-ctas .btn {
    width: auto;
    max-width: none;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-xs);
  }

  .tech-cube-container {
    width: 70px;
    height: 70px;
  }

  .tech-face-front {
    transform: rotateY(0deg) translateZ(35px);
  }

  .tech-face-back {
    transform: rotateY(180deg) translateZ(35px);
  }

  .tech-face-right {
    transform: rotateY(90deg) translateZ(35px);
  }

  .tech-face-left {
    transform: rotateY(-90deg) translateZ(35px);
  }

  .tech-face-top {
    transform: rotateX(90deg) translateZ(35px);
  }

  .tech-face-bottom {
    transform: rotateX(-90deg) translateZ(35px);
  }

  .about,
  .tech-section,
  .projects,
  .contact {
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
  }

  .scroll-indicator {
    display: none;
  }
}

/* ========================================
   REDUCED MOTION
   ======================================== */

@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  /* Hide decorative animated elements */
  .hero-particles,
  .scroll-indicator,
  .whatsapp-ping {
    display: none !important;
  }

  /* Show hero text immediately without animation */
  .hero-firstname,
  .hero-lastname {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    animation: none !important;
  }

  /* Disable cube rotation */
  .tech-cube {
    animation: none !important;
  }

  /* Simplify hover effects */
  .btn:hover,
  .tech-card:hover,
  .project-card:hover {
    transform: none !important;
  }

  /* Keep basic focus indicators */
  .btn:focus-visible,
  .tech-card:focus-visible,
  a:focus-visible,
  button:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
  }
}

/* ========================================
   PROJECT MODAL
   ======================================== */

.project-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-smooth),
    visibility var(--duration-normal);
}

.project-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.project-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.dark .project-modal-overlay {
  background: rgba(0, 0, 0, 0.75);
}

.project-modal-content {
  position: relative;
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 32rem;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: var(--space-6);
  transform: scale(0.9) translateY(20px);
  transition: transform var(--duration-normal) var(--ease-spring);
}

.project-modal.is-open .project-modal-content {
  transform: scale(1) translateY(0);
}

.dark .project-modal-content {
  background: var(--gray-800);
  border: 1px solid var(--gray-700);
}

/* Modal close button */
.project-modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--body-text-secondary);
  transition: background-color var(--duration-fast),
    color var(--duration-fast),
    transform var(--duration-fast);
  z-index: 10;
}

.project-modal-close:hover {
  background: var(--gray-200);
  color: var(--body-text);
  transform: rotate(90deg);
}

.dark .project-modal-close {
  background: var(--gray-700);
  color: var(--gray-300);
}

.dark .project-modal-close:hover {
  background: var(--gray-600);
  color: var(--gray-100);
}

/* Modal header */
.project-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.project-modal-icon {
  width: 4rem;
  height: 4rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--blue-500), var(--purple-600));
}

.project-modal-icon i {
  font-size: var(--font-2xl);
  color: white;
}

.project-modal-icon.gradient-green-teal {
  background: linear-gradient(135deg, var(--green-500), var(--teal-500));
}

.project-modal-icon.gradient-purple-rose {
  background: linear-gradient(135deg, var(--purple-500), var(--pink-500));
}

.project-modal-number {
  font-size: var(--font-3xl);
  font-weight: 900;
  color: var(--gray-200);
}

.dark .project-modal-number {
  color: var(--gray-600);
}

/* Modal title */
.project-modal-title {
  font-size: var(--font-xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--body-text);
  padding-right: var(--space-10);
}

/* Modal description */
.project-modal-desc {
  color: var(--body-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  font-size: var(--font-sm);
}

/* Modal section titles */
.project-modal-section-title {
  font-size: var(--font-sm);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-3);
}

.dark .project-modal-section-title {
  color: var(--gray-300);
}

/* Modal features */
.project-modal-features {
  margin-bottom: var(--space-6);
}

.project-modal-features-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.project-modal-feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-sm);
  color: var(--body-text-secondary);
}

.project-modal-feature-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Modal tech stack */
.project-modal-stack {
  margin-bottom: var(--space-6);
}

.project-modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* Enhanced tech tags for modal */
.project-modal-tags .tech-tag {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-sm);
  font-weight: 600;
}

/* Modal stats */
.project-modal-stats {
  margin-bottom: var(--space-6);
}

.project-modal-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  text-align: center;
}

.dark .project-modal-stats-grid {
  background: rgba(31, 41, 55, 0.5);
}

.project-modal-stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.project-modal-stat-value {
  font-size: var(--font-xl);
  font-weight: 700;
}

.project-modal-stat-label {
  font-size: var(--font-xs);
  color: var(--body-text-secondary);
}

/* Modal footer */
.project-modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-default);
}

.project-modal-confidential {
  font-size: var(--font-sm);
  color: var(--text-muted);
  font-style: italic;
}

.project-modal-status {
  display: flex;
  align-items: center;
  color: var(--green-500);
  font-size: var(--font-sm);
  font-weight: 500;
}

.project-modal-status-dot {
  width: 0.5rem;
  height: 0.5rem;
  background: var(--green-500);
  border-radius: 50%;
  margin-right: var(--space-2);
  animation: pulse 2s infinite;
}

/* "Ver detalhes" button - hidden by default, shown on mobile */
.project-view-details {
  display: none;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  margin-top: var(--space-4);
  background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
  color: white;
  font-size: var(--font-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  transition: transform var(--duration-fast),
    box-shadow var(--duration-fast);
}

.project-view-details:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}

.project-view-details i {
  font-size: var(--font-xs);
  transition: transform var(--duration-fast);
}

.project-view-details:hover i {
  transform: translateX(4px);
}

/* ========================================
   MOBILE COMPACT CARDS (max-width: 768px)
   ======================================== */

@media (max-width: 768px) {

  /* Show "Ver detalhes" button */
  .project-view-details {
    display: flex;
  }

  /* Hide elements that should only show in modal */
  .project-card .project-desc,
  .project-card .project-features,
  .project-card .project-features-title,
  .project-card .project-stack-title,
  .project-card .project-stats-grid,
  .project-card .project-status-row {
    display: none;
  }

  /* Enhanced tech tags for mobile cards */
  .project-card .project-tags {
    margin-bottom: 0;
  }

  .project-card .tech-tag {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-sm);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
  }

  .project-card .tech-tag--compact {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-sm);
  }

  /* Make tech tags more prominent on mobile */
  .project-card .tech-tag--red {
    background: linear-gradient(135deg, #fecaca, #fca5a5);
    color: #991b1b;
    border: 1px solid rgba(239, 68, 68, 0.2);
  }

  .dark .project-card .tech-tag--red {
    background: linear-gradient(135deg, #991b1b, #b91c1c);
    color: #fecaca;
    border: 1px solid rgba(239, 68, 68, 0.3);
  }

  .project-card .tech-tag--green {
    background: linear-gradient(135deg, #bbf7d0, #86efac);
    color: #166534;
    border: 1px solid rgba(34, 197, 94, 0.2);
  }

  .dark .project-card .tech-tag--green {
    background: linear-gradient(135deg, #166534, #15803d);
    color: #bbf7d0;
    border: 1px solid rgba(34, 197, 94, 0.3);
  }

  .project-card .tech-tag--blue {
    background: linear-gradient(135deg, #bfdbfe, #93c5fd);
    color: #1e40af;
    border: 1px solid rgba(59, 130, 246, 0.2);
  }

  .dark .project-card .tech-tag--blue {
    background: linear-gradient(135deg, #1e40af, #1d4ed8);
    color: #bfdbfe;
    border: 1px solid rgba(59, 130, 246, 0.3);
  }

  .project-card .tech-tag--orange {
    background: linear-gradient(135deg, #fed7aa, #fdba74);
    color: #9a3412;
    border: 1px solid rgba(249, 115, 22, 0.2);
  }

  .dark .project-card .tech-tag--orange {
    background: linear-gradient(135deg, #9a3412, #c2410c);
    color: #fed7aa;
    border: 1px solid rgba(249, 115, 22, 0.3);
  }

  .project-card .tech-tag--purple {
    background: linear-gradient(135deg, #e9d5ff, #d8b4fe);
    color: #6b21a8;
    border: 1px solid rgba(168, 85, 247, 0.2);
  }

  .dark .project-card .tech-tag--purple {
    background: linear-gradient(135deg, #6b21a8, #7e22ce);
    color: #e9d5ff;
    border: 1px solid rgba(168, 85, 247, 0.3);
  }

  .project-card .tech-tag--teal {
    background: linear-gradient(135deg, #99f6e4, #5eead4);
    color: #115e59;
    border: 1px solid rgba(20, 184, 166, 0.2);
  }

  .dark .project-card .tech-tag--teal {
    background: linear-gradient(135deg, #115e59, #0f766e);
    color: #99f6e4;
    border: 1px solid rgba(20, 184, 166, 0.3);
  }

  /* Make cards clickable appearance */
  .project-card {
    cursor: pointer;
  }

  .project-card:active {
    transform: scale(0.98);
  }

  /* Compact body for mobile */
  .project-card .project-body {
    padding: var(--space-4);
  }

  .project-card .project-body--compact {
    padding: var(--space-4);
  }

  /* Adjust title row for mobile compact */
  .project-card .project-title-row {
    margin-bottom: var(--space-3);
  }

  /* Smaller header area for mobile */
  .project-header-area--large {
    height: 6rem;
  }

  .project-header-area--medium {
    height: 5rem;
  }

  .project-header-area--large>i {
    font-size: 2rem;
  }

  .project-header-area--medium>i {
    font-size: 1.75rem;
  }
}

/* ========================================
   DARK MODE FALLBACK
   ======================================== */

/* Dark mode fallback removed */
/* ========================================
   MODERN SECTIONS (DEEP COSMOS UPDATE)
   ======================================== */

/* --- Journey Grid (About) --- */
.journey-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.journey-card {
  padding: var(--space-6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.journey-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.journey-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-secondary);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

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

.journey-card--highlight {
  background: linear-gradient(135deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  border-color: var(--accent-glow);
}

.journey-icon {
  font-size: var(--font-2xl);
  color: var(--accent-primary);
  margin-bottom: var(--space-4);
}

.journey-heading {
  font-size: var(--font-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}

.journey-date {
  font-size: var(--font-sm);
  color: var(--text-tertiary);
  margin-bottom: var(--space-3);
  font-family: monospace;
}

.journey-desc {
  color: var(--text-secondary);
  font-size: var(--font-md);
  line-height: 1.6;
}

.about-stats-modern {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  margin-top: var(--space-12);
  flex-wrap: wrap;
}

.stat-item-modern {
  text-align: center;
}

.stat-number-modern {
  display: block;
  font-size: var(--font-4xl);
  font-weight: 900;
  color: var(--accent-primary);
  line-height: 1;
  text-shadow: 0 0 20px var(--accent-glow);
}

.stat-label-modern {
  color: var(--text-tertiary);
  font-size: var(--font-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* --- Tech Grid Modern --- */
.tech-grid-modern {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: var(--font-md);
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.tech-badge i {
  font-size: var(--font-lg);
}

.tech-badge:hover {
  transform: translateY(-2px);
  border-color: var(--accent-primary);
  color: var(--text-primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* --- Contact Modern --- */
.contact-inner.glass-panel {
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background: rgba(23, 23, 23, 0.6); /* var(--bg-surface) with opacity */
  backdrop-filter: blur(12px);
}

.contact-layout-modern {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-top: var(--space-8);
}

@media (min-width: 768px) {
  .contact-layout-modern {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.contact-item-modern {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3);
  margin-bottom: var(--space-3);
  border-radius: var(--radius-md);
  transition: background 0.2s;
  color: var(--text-secondary);
  text-decoration: none;
}

.contact-item-modern:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.contact-icon-modern {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--bg-void);
  border-radius: 50%;
  color: var(--accent-primary);
  border: 1px solid var(--border-subtle);
}

.contact-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  justify-content: center;
  align-items: center;
}

.btn-lg {
  padding: var(--space-3) var(--space-8);
  font-size: var(--font-lg);
  width: 100%;
  max-width: 300px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2);
}