/* ===================================
   MODERN FUTURISTIC PORTFOLIO
   Dippan Bhusal - 2025
   =================================== */

/* ===== CSS VARIABLES ===== */
:root {
  /* Colors - Neon Theme (Default) */
  --bg: #0b0f14;
  --bg-secondary: #111923;
  --panel: rgba(0, 255, 255, 0.05);
  --panel-hover: rgba(0, 255, 255, 0.1);
  --accent: #00ffff;
  --accent-dim: rgba(0, 255, 255, 0.3);
  --text: #e6f0f0;
  --text-muted: #9aa8ac;
  --border: rgba(0, 255, 255, 0.2);
  
  /* Shadows & Effects */
  --glow: 0 0 20px rgba(0, 255, 255, 0.3);
  --glow-strong: 0 0 30px rgba(0, 255, 255, 0.6);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --glass-blur: 8px;
  
  /* Typography */
  --font-heading: 'Orbitron', sans-serif;
  --font-body: 'Poppins', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* Layout */
  --max-width: 1400px;
  --nav-height: 80px;
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme */
[data-theme="light"] {
  --bg: #f5f7fa;
  --bg-secondary: #ffffff;
  --panel: rgba(0, 0, 0, 0.03);
  --panel-hover: rgba(0, 0, 0, 0.06);
  --accent: #0099cc;
  --accent-dim: rgba(0, 153, 204, 0.3);
  --text: #1a1a1a;
  --text-muted: #666666;
  --border: rgba(0, 0, 0, 0.1);
  --glow: 0 0 20px rgba(0, 153, 204, 0.2);
  --glow-strong: 0 0 30px rgba(0, 153, 204, 0.4);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Dark Theme */
[data-theme="dark"] {
  --bg: #0f0f0f;
  --bg-secondary: #1a1a1a;
  --panel: rgba(255, 255, 255, 0.05);
  --panel-hover: rgba(255, 255, 255, 0.08);
  --accent: #6366f1;
  --accent-dim: rgba(99, 102, 241, 0.3);
  --text: #f0f0f0;
  --text-muted: #a0a0a0;
  --border: rgba(255, 255, 255, 0.1);
  --glow: 0 0 20px rgba(99, 102, 241, 0.3);
  --glow-strong: 0 0 30px rgba(99, 102, 241, 0.5);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: var(--transition);
}

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

::selection {
  background-color: var(--accent);
  color: var(--bg);
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.05em;
}

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

a:hover, a:focus {
  color: var(--accent);
  filter: brightness(1.2);
}

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

section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

/* ===== THEME SWITCHER ===== */
.theme-switcher {
  position: fixed;
  top: 50%;
  right: var(--spacing-md);
  transform: translateY(-50%);
  z-index: 1000;
  background: var(--panel);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: var(--spacing-xs);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  box-shadow: var(--shadow);
}

.theme-btn {
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  position: relative;
}

.theme-btn:hover, .theme-btn:focus {
  background: var(--panel-hover);
  color: var(--accent);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.theme-btn.active {
  background: var(--accent);
  color: var(--bg);
  box-shadow: var(--glow);
}

/* ===== PARTICLE BACKGROUND ===== */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: -1;
  opacity: 0.6;
  pointer-events: none;
}

/* Hide particles on mobile for performance */
@media (max-width: 767px) {
  #particles-canvas {
    display: none;
  }
}

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(11, 15, 20, 0.8);
  backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--border);
  z-index: 999;
  transition: var(--transition);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.05em;
  text-shadow: var(--glow);
}

.accent-text {
  color: var(--accent);
  text-shadow: var(--glow);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-menu a {
  color: var(--text);
  font-weight: 400;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a:focus::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-menu a:hover,
.nav-menu a:focus {
  color: var(--accent);
  background: var(--panel-hover);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  width: 44px;
  height: 44px;
  justify-content: center;
  align-items: center;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
  border-radius: 2px;
}

.nav-toggle:focus {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 4px;
}

/* Mobile Navigation */
@media (max-width: 767px) {
  .nav-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    flex-direction: column;
    background: rgba(11, 15, 20, 0.98);
    backdrop-filter: blur(var(--glass-blur));
    padding: var(--spacing-md);
    gap: var(--spacing-sm);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    border-bottom: 1px solid var(--border);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
  }
}

/* ===== HERO SECTION ===== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--nav-height);
  position: relative;
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-avatar-wrapper {
  position: relative;
  width: 200px;
  height: 200px;
  margin: 0 auto var(--spacing-md);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.hero-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--accent);
  box-shadow: var(--glow-strong);
  position: relative;
  z-index: 2;
}

.avatar-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
  animation: pulse 3s ease-in-out infinite;
  z-index: 1;
}

@keyframes pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
  50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.8; }
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--spacing-sm);
  color: var(--text);
}

.hero-tagline-wrapper {
  min-height: 60px;
  margin-bottom: var(--spacing-sm);
}

.hero-tagline {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  color: var(--text-muted);
  font-weight: 300;
}

.cursor {
  display: inline-block;
  color: var(--accent);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.hero-bio {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.stat-card {
  background: var(--panel);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: var(--spacing-md);
  min-width: 120px;
  transition: var(--transition);
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--accent);
  text-shadow: var(--glow);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  font-family: var(--font-body);
  min-height: 44px;
  min-width: 44px;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  box-shadow: var(--glow);
}

.btn-primary:hover, .btn-primary:focus {
  background: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--glow-strong);
  filter: brightness(1.1);
}

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

.btn-secondary:hover, .btn-secondary:focus {
  background: var(--panel);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--glow);
}

.btn:focus {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

/* ===== SCROLL INDICATOR ===== */
.scroll-indicator {
  position: absolute;
  bottom: var(--spacing-md);
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

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

.scroll-arrow {
  width: 24px;
  height: 36px;
  border: 2px solid var(--accent);
  border-radius: 20px;
  position: relative;
}

.scroll-arrow::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: scroll-dot 2s infinite;
}

@keyframes scroll-dot {
  0% { transform: translateX(-50%) translateY(0); opacity: 1; }
  100% { transform: translateX(-50%) translateY(16px); opacity: 0; }
}

/* ===== SECTION TITLES ===== */
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -var(--spacing-sm);
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
  box-shadow: var(--glow);
}

/* ===== SECTION REVEAL ANIMATION ===== */
.section-reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: var(--transition-slow);
}

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

/* ===== ABOUT SECTION ===== */
.about-content {
  max-width: 900px;
  margin: 0 auto;
}

.about-text {
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.about-text p {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
}

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

.skills-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  text-align: center;
  color: var(--accent);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.skill-chip {
  background: var(--panel);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: var(--transition);
  cursor: default;
}

.skill-chip:hover {
  background: var(--panel-hover);
  border-color: var(--accent);
  box-shadow: var(--glow);
  transform: translateY(-3px);
}

.skill-icon {
  color: var(--accent);
}

.creative-skills {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.creative-skill-item {
  background: var(--panel);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: var(--spacing-md);
  text-align: center;
  transition: var(--transition);
}

.creative-skill-item:hover {
  background: var(--panel-hover);
  border-color: var(--accent);
  box-shadow: var(--glow);
  transform: translateY(-5px);
}

.creative-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: var(--spacing-sm);
}

/* ===== PROJECTS SECTION ===== */
.projects-section {
  background: var(--bg-secondary);
}

.projects-filters {
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.search-input {
  width: 100%;
  padding: 1rem var(--spacing-md);
  background: var(--panel);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  border-radius: 50px;
  color: var(--text);
  font-size: 1rem;
  font-family: var(--font-body);
  transition: var(--transition);
}

.search-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: var(--glow);
}

.search-input::placeholder {
  color: var(--text-muted);
}

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

.filter-btn {
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--panel);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  border-radius: 50px;
  color: var(--text);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-body);
  min-height: 44px;
}

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

.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
  box-shadow: var(--glow);
}

.filter-btn:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.project-card {
  background: var(--panel);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: var(--spacing-md);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--accent);
  transform: scaleX(0);
  transition: var(--transition);
}

.project-card:hover::before {
  transform: scaleX(1);
}

.project-card:hover {
  background: var(--panel-hover);
  border-color: var(--accent);
  box-shadow: var(--glow);
  transform: translateY(-10px) scale(1.02);
}

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

.project-title {
  font-size: 1.25rem;
  color: var(--text);
  font-family: var(--font-heading);
  flex: 1;
}

.project-language {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--accent-dim);
  color: var(--accent);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.language-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.project-description {
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
  flex: 1;
  line-height: 1.6;
}

.project-stats {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  color: var(--text-muted);
  font-size: 0.875rem;
}

.project-stat {
  display: flex;
  align-items: center;
  gap: 6px;
}

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

.topic-tag {
  padding: 4px 10px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.project-links {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: auto;
}

.project-link {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
  min-height: 44px;
}

.project-link:hover, .project-link:focus {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
  box-shadow: var(--glow);
}

/* Loading, Error, Empty States */
.loading-state, .error-state, .empty-state {
  text-align: center;
  padding: var(--spacing-lg);
  color: var(--text-muted);
}

.loader {
  width: 50px;
  height: 50px;
  border: 4px solid var(--panel);
  border-top-color: var(--accent);
  border-radius: 50%;
  margin: 0 auto var(--spacing-md);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== CONTACT SECTION ===== */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  max-width: 1100px;
  margin: 0 auto;
}

.contact-info h3 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-sm);
  color: var(--accent);
}

.contact-info > p {
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
}

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

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--panel);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: var(--transition);
  color: var(--text);
}

.contact-method:hover {
  background: var(--panel-hover);
  border-color: var(--accent);
  box-shadow: var(--glow);
  transform: translateX(10px);
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-dim);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-details {
  flex: 1;
}

.contact-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.contact-value {
  font-size: 1rem;
  color: var(--text);
  font-weight: 500;
}

/* Contact Form */
.contact-form {
  background: var(--panel);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: var(--spacing-lg);
}

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

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--text);
  font-weight: 500;
  font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  font-family: var(--font-body);
  transition: var(--transition);
  min-height: 44px;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: var(--glow);
}

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

.form-status {
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm);
  border-radius: 8px;
  text-align: center;
  font-size: 0.875rem;
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(0, 255, 100, 0.1);
  border: 1px solid rgba(0, 255, 100, 0.3);
  color: #00ff64;
}

.form-status.error {
  display: block;
  background: rgba(255, 50, 50, 0.1);
  border: 1px solid rgba(255, 50, 50, 0.3);
  color: #ff3232;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: var(--spacing-lg) 0;
}

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

.footer-content p {
  color: var(--text-muted);
}

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

.footer-links a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text);
  transition: var(--transition);
}

.footer-links a:hover, .footer-links a:focus {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
  box-shadow: var(--glow);
  transform: translateY(-3px);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1023px) {
  :root {
    --spacing-xl: 4rem;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
  }
  
  .projects-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
}

@media (max-width: 767px) {
  :root {
    --spacing-md: 1.5rem;
    --spacing-lg: 3rem;
    --spacing-xl: 3rem;
    --nav-height: 70px;
  }
  
  .hero-stats {
    gap: var(--spacing-sm);
  }
  
  .stat-card {
    min-width: 100px;
    padding: var(--spacing-sm);
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .skills-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }
  
  .creative-skills {
    grid-template-columns: 1fr;
  }
  
  .theme-switcher {
    right: var(--spacing-sm);
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .hero-avatar-wrapper {
    width: 150px;
    height: 150px;
  }
  
  .avatar-glow {
    width: 170px;
    height: 170px;
  }
  
  .filter-buttons {
    flex-direction: column;
  }
  
  .filter-btn {
    width: 100%;
  }
}

/* ===== ACCESSIBILITY ===== */
.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;
}

/* Focus visible for keyboard navigation */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border: rgba(255, 255, 255, 0.5);
  }
  
  .btn-primary {
    border: 2px solid var(--bg);
  }
}