/* ============================================
   CSS Variables & Reset
   ============================================ */

:root {
  /* Colors - Dark Theme (Default) */
  --color-primary: #0E1116;
  --color-accent: #00C2FF;
  --color-secondary: #8AFFC1;
  --color-surface: #121721;
  --color-surface-elevated: #1A2332;
  --color-text: #E8EDF2;
  --color-text-muted: #A9B4C2;
  --color-border: rgba(138, 255, 193, 0.1);
  --color-glow: rgba(0, 194, 255, 0.3);

  /* Hero Locked Palette (consistent across themes) */
  --hero-text: #E8F4FF;
  --hero-muted: #A9C2D8;
  --hero-accent: #00C2FF;
  
  /* Typography */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Layout */
  --container-max: 1280px;
  --header-height: 70px;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px var(--color-glow);
}

/* Light Theme */
body.light-theme {
  --color-primary: #F8F9FA;
  --color-accent: #0066CC;
  --color-secondary: #00B074;
  --color-surface: #FFFFFF;
  --color-surface-elevated: #F1F3F5;
  --color-text: #1A1A1A;
  --color-text-muted: #6C757D;
  --color-border: rgba(0, 0, 0, 0.1);
  --color-glow: rgba(0, 102, 204, 0.2);
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.nav__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--color-accent);
  box-shadow: 0 0 12px rgba(0, 194, 255, 0.35);
  margin-left: 1rem;
  flex-shrink: 0;
}

.nav__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
/* Reset & Base Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

/* Focus Styles */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--border-radius-sm);
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-accent);
  color: var(--color-primary);
  padding: var(--spacing-sm) var(--spacing-md);
  z-index: 10000;
  font-weight: 600;
  border-radius: 0 0 var(--border-radius-sm) 0;
}

.skip-link:focus {
  top: 0;
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-text);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }

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

strong {
  font-weight: 600;
  color: var(--color-accent);
}

/* ============================================
   Layout Components
   ============================================ */

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

@media (min-width: 768px) {
  .container {
    padding: 0 var(--spacing-xl);
  }
}

.section {
  padding: var(--spacing-3xl) 0;
  position: relative;
  overflow-x: hidden;
}

.section__title {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

.section__title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
  margin: var(--spacing-sm) auto 0;
  border-radius: 2px;
}

/* ============================================
   Header & Navigation
   ============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(14, 17, 22, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: background var(--transition-base);
  overflow-x: hidden;
}

.light-theme .header {
  background: rgba(248, 249, 250, 0.9);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: var(--spacing-md);
}

.nav__logo .logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav__logo-image {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: 12px;
  border: 2px solid var(--color-accent);
  box-shadow: 0 0 14px rgba(0, 194, 255, 0.35);
  display: block;
}

.nav__menu {
  display: none;
  gap: var(--spacing-lg);
}

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

.nav__link {
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-accent);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

/* Mobile Menu Toggle */
.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 30px;
  height: 30px;
  position: relative;
  z-index: 1001;
}

@media (min-width: 768px) {
  .nav__toggle {
    display: none;
  }
}

.hamburger,
.hamburger::before,
.hamburger::after {
  width: 100%;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition-base);
}

.hamburger {
  position: relative;
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  left: 0;
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  top: 8px;
}

.nav__toggle[aria-expanded="true"] .hamburger {
  background: transparent;
}

.nav__toggle[aria-expanded="true"] .hamburger::before {
  transform: rotate(45deg);
  top: 0;
}

.nav__toggle[aria-expanded="true"] .hamburger::after {
  transform: rotate(-45deg);
  top: 0;
}

/* Mobile Menu */
@media (max-width: 767px) {
  .nav__menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-surface);
    flex-direction: column;
    padding: var(--spacing-xl);
    gap: var(--spacing-md);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-lg);
  }
  
  .nav__menu.active {
    display: flex;
    transform: translateX(0);
  }
}

@media (max-width: 480px) {
  .nav__menu {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .nav__logo-image {
    width: 40px;
    height: 40px;
  }

  .nav__developer,
  .theme-toggle {
    width: 38px;
    height: 38px;
  }

  .nav {
    gap: var(--spacing-xs);
    flex-wrap: wrap;
  }

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

  .project-card {
    padding: var(--spacing-md);
  }
}

/* Theme Toggle */
.nav__developer,
.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-elevated);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.nav__developer {
  border: 1px solid var(--color-border);
  margin-left: var(--spacing-sm);
}

.nav__developer:hover {
  background: var(--color-accent);
  color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(0, 194, 255, 0.35);
}

.theme-toggle:hover {
  background: var(--color-accent);
  color: var(--color-primary);
  transform: scale(1.1);
}

.theme-toggle__icon {
  display: none;
}

.theme-toggle__icon--moon {
  display: block;
}

.light-theme .theme-toggle__icon--moon {
  display: none;
}

.light-theme .theme-toggle__icon--sun {
  display: block;
}

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

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--header-height);
  background: linear-gradient(135deg, #0A0E1A 0%, #1A1F2E 100%);
}

.hero__canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4rem;
  background: transparent;
  backdrop-filter: none;
  border-radius: 0;
  border: none;
  box-shadow: none;
}

@media (max-width: 768px) {
  .hero__content {
    flex-direction: column;
    gap: 2rem;
    text-align: center;
    padding: 2rem 1rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .hero__content {
    padding: 1.5rem 0.5rem;
  }
}

.hero__profile-wrapper {
  position: relative;
  width: clamp(200px, 45vw, 280px);
  height: clamp(200px, 45vw, 280px);
  flex-shrink: 0;
  animation: fadeInUp 0.6s ease backwards;
}

@media (max-width: 768px) {
  .hero__profile-wrapper {
    width: 200px;
    height: 200px;
    margin: 0 auto;
  }
}

.hero__profile {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid rgba(0, 217, 255, 0.3);
  box-shadow: 0 0 30px rgba(0, 217, 255, 0.4), inset 0 0 30px rgba(0, 217, 255, 0.1);
}

.hero__pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  border: 3px solid rgba(139, 92, 246, 0.6);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: pulse-wave 2.5s ease-out infinite;
}

.hero__pulse:nth-child(2) {
  animation: pulse-wave 2.5s ease-out infinite 0.8s;
  border-color: rgba(0, 217, 255, 0.6);
}

@keyframes pulse-wave {
  0% {
    width: 100%;
    height: 100%;
    opacity: 1;
  }
  100% {
    width: 150%;
    height: 150%;
    opacity: 0;
  }
}

.hero__text {
  flex: 1;
  text-align: left;
}

@media (max-width: 768px) {
  .hero__text {
    text-align: center;
  }
}

.hero__name {
  margin-bottom: var(--spacing-sm);
  animation: fadeInUp 0.6s ease 0.1s backwards;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  color: var(--hero-text);
}

.hero__role {
  font-size: clamp(1.25rem, 3vw, 2rem);
  margin-bottom: var(--spacing-md);
  animation: fadeInUp 0.6s ease 0.2s backwards;
  color: var(--hero-muted);
}

.hero__role-accent {
  color: var(--hero-accent);
  font-weight: 600;
  display: block;
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  margin-top: 0.5rem;
}

.hero__tagline {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--hero-muted);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
  animation: fadeInUp 0.6s ease 0.3s backwards;
}

.typing-animation {
  overflow: hidden;
  border-right: 3px solid var(--color-accent);
  white-space: nowrap;
  margin: 0 0 var(--spacing-xl);
  animation: 
    typing 4s steps(50, end) infinite,
    blink-caret 0.75s step-end infinite;
}

@media (max-width: 768px) {
  .typing-animation {
    margin: 0 auto var(--spacing-xl);
    max-width: 100%;
    width: 100%;
    text-align: center;
    white-space: normal;
  }
}

@keyframes typing {
  0% {
    width: 0;
  }
  50% {
    width: 100%;
  }
  100% {
    width: 100%;
  }
}

@keyframes blink-caret {
  from, to {
    border-color: transparent;
  }
  50% {
    border-color: var(--color-accent);
  }
}

.hero__cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-start;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.4s backwards;
}

@media (max-width: 768px) {
  .hero__cta {
    justify-content: center;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--border-radius);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

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

.btn--secondary {
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

.btn--secondary:hover {
  background: var(--color-accent);
  color: var(--color-primary);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

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

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

.about__content {
  display: grid;
  gap: var(--spacing-2xl);
}

@media (min-width: 1024px) {
  .about__content {
    grid-template-columns: 2fr 1fr;
  }
}

.about__text p {
  font-size: 1.1rem;
  line-height: 1.8;
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .about__stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat-card {
  background: var(--color-surface-elevated);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  text-align: center;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.stat-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-glow);
}

.stat-card__value {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: var(--font-heading);
  background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-xs);
}

.stat-card__label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ============================================
   Skills Section
   ============================================ */

.skills__group {
  margin-bottom: var(--spacing-xl);
}

.skills__group-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-secondary);
}

.pill-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.pill:hover {
  border-color: var(--color-accent);
  background: rgba(0, 194, 255, 0.1);
  transform: translateY(-2px);
}

.pill--learning {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

/* ============================================
   Projects Section
   ============================================ */

.projects__filters {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xl);
}

.filter-btn {
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-surface-elevated);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn--active {
  background: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}

.projects__grid {
  display: grid;
  gap: var(--spacing-lg);
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  width: 100%;
}

.project-card {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  transition: all var(--transition-base);
  opacity: 1;
  transform: scale(1);
  width: 100%;
  max-width: 100%;
  overflow: hidden;
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-glow);
}

.project-card.hidden {
  display: none;
}

.project-card__header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: var(--spacing-md);
}

.project-card__title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

.project-card__downloads {
  font-size: 0.85rem;
  color: var(--color-secondary);
  font-weight: 600;
}

.project-card__desc {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  font-size: 0.95rem;
}

.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.project-tag {
  padding: 0.25rem 0.75rem;
  background: rgba(0, 194, 255, 0.1);
  color: var(--color-accent);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
}

.project-card__links {
  display: flex;
  gap: var(--spacing-sm);
}

.project-link {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.project-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ============================================
   Play Store Section
   ============================================ */

.play-store {
  background: var(--color-surface);
}

.play-store__featured {
  display: grid;
  gap: var(--spacing-2xl);
}

.featured-app {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  display: grid;
  gap: var(--spacing-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .featured-app {
    grid-template-columns: auto 1fr auto;
  }
}

.featured-app__icon img {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
}

.featured-app__title {
  margin-bottom: var(--spacing-sm);
}

.featured-app__desc {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.featured-app__stats {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.stat-badge {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(138, 255, 193, 0.1);
  color: var(--color-secondary);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
}

.play-store-badge img {
  transition: transform var(--transition-base);
}

.play-store-badge:hover img {
  transform: scale(1.05);
}

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

.featured-app__qr canvas {
  background: white;
  padding: var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  margin: 0 auto var(--spacing-sm);
}

.qr-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* ============================================
   Contact Section
   ============================================ */

.contact__content {
  display: grid;
  gap: var(--spacing-2xl);
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
  padding: 0 var(--spacing-md);
}

.contact {
  overflow-x: hidden;
}

@media (min-width: 768px) {
  .contact__content {
    grid-template-columns: 1fr 1fr;
  }
}

.contact__text {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-xl);
}

.contact__socials {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.social-link {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-text);
  transition: all var(--transition-base);
}

.social-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

.social-link[aria-label="WhatsApp"] {
  background: rgba(37, 211, 102, 0.1);
  border-color: rgba(37, 211, 102, 0.3);
}

.social-link[aria-label="WhatsApp"]:hover {
  background: #25D366;
  color: #fff;
  border-color: #25D366;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.contact__email a {
  color: var(--color-accent);
  font-weight: 500;
  font-size: 1.1rem;
}

/* Form Styles */
.contact__form {
  background: var(--color-surface-elevated);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 480px) {
  .contact__content {
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-sm);
  }

  .contact {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }

  .contact__form {
    padding: var(--spacing-md);
  }

  .contact__text {
    font-size: 1rem;
  }

  .contact__socials {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }

  .contact__form .btn {
    width: 100%;
  }
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-text);
}

.form-input {
  width: 100%;
  padding: var(--spacing-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-input:focus {
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 194, 255, 0.1);
}

.form-input.error {
  border-color: #FF6B6B;
}

.form-error {
  display: block;
  color: #FF6B6B;
  font-size: 0.85rem;
  margin-top: var(--spacing-xs);
  min-height: 1.2rem;
}

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

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

.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-xl) 0;
  position: relative;
  overflow-x: hidden;
}

.footer__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer__copyright {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

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

.footer__links a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--color-accent);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 100;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

/* ============================================
   Modal
   ============================================ */

.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.modal.active {
  display: flex;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
}

.modal__content {
  position: relative;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal__close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 40px;
  height: 40px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.modal__close:hover {
  background: var(--color-accent);
  color: var(--color-primary);
  transform: rotate(90deg);
}

.modal__title {
  margin-bottom: var(--spacing-md);
  padding-right: var(--spacing-xl);
}

.modal__body {
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* Developer Info Styling */
.developer-info {
  text-align: center;
  padding: var(--spacing-lg) 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.developer-info__label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.developer-info__name {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.developer-info__company {
  font-weight: 600;
  color: var(--color-text);
}

.developer-info__copy {
  color: var(--color-text-muted);
  line-height: 1.6;
}

.developer-info__whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-xl);
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid rgba(37, 211, 102, 0.3);
  border-radius: 999px;
  color: #25D366;
  font-weight: 600;
  font-size: 1.05rem;
  text-decoration: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.developer-info__whatsapp:hover {
  background: #25D366;
  color: #fff;
  border-color: #25D366;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
  transform: translateY(-2px);
}

.whatsapp-button {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  position: relative;
}

.whatsapp-button__icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(37, 211, 102, 0.15);
  display: grid;
  place-items: center;
  position: relative;
  color: #25D366;
  border: 1px solid rgba(37, 211, 102, 0.35);
}

.whatsapp-button__text {
  white-space: nowrap;
}

.whatsapp-button__pulse {
  position: absolute;
  top: 50%;
  left: 22px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(37, 211, 102, 0.25);
  transform: translate(-50%, -50%);
  animation: pulse 2.4s infinite;
  pointer-events: none;
}

.whatsapp-button__pulse--delay {
  animation-delay: 0.8s;
}

@keyframes pulse {
  0% { transform: translate(-50%, -50%) scale(0.65); opacity: 0.8; }
  70% { transform: translate(-50%, -50%) scale(1.35); opacity: 0; }
  100% { opacity: 0; }
}

/* ============================================
   Toast Notification
   ============================================ */

.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--color-accent);
  color: var(--color-primary);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  font-weight: 500;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  z-index: 3000;
  max-width: 400px;
}

.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ============================================
   Reveal Animations
   ============================================ */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

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

/* ============================================
   Utility Classes
   ============================================ */

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

/* ============================================
   Responsive Adjustments
   ============================================ */

@media (max-width: 480px) {
  :root {
    --spacing-3xl: 3rem;
  }
  
  .hero__cta {
    flex-direction: column;
    width: 100%;
  }

  .hero__cta .btn {
    width: calc(100% - 2 * var(--spacing-md));
    max-width: 100%;
    margin: 0 var(--spacing-md);
    display: block;
  }
  
  .btn {
    width: 100%;
  }
  
  .projects__grid {
    grid-template-columns: 1fr;
  }
  
  .stat-card__value {
    font-size: 2rem;
  }
}

@media (min-width: 1280px) {
  .projects__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}