/* ==========================================================================
   Portfolio Styles - Elegant Professional Design
   With switchable color palettes
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* ========== THEME: Navy-Gold (Default) ========== */
  /* Primary palette from image */
  --color-navy: #083A4F;
  --color-gold: #A58D66;
  --color-aqua: #C0D5D6;
  --color-teal: #407E8C;
  --color-sand: #E5E1DD;

  /* Semantic color mapping - Navy Gold Theme */
  --color-bg: #FAFAF9;
  --color-bg-alt: #FFFFFF;
  --color-bg-dark: var(--color-navy);
  --color-bg-muted: var(--color-sand);

  --color-text: #1A1A1A;
  --color-text-muted: #4A4A4A;
  --color-text-light: #6B6B6B;
  --color-text-inverse: #FAFAF9;

  /* Accent colors */
  --color-accent: var(--color-gold);
  --color-accent-dark: #8A7555;
  --color-accent-light: #BFA77A;

  /* Secondary */
  --color-secondary: var(--color-teal);
  --color-secondary-dark: #356A76;
  --color-secondary-light: #5A9DAB;

  /* Borders */
  --color-border: var(--color-navy);
  --color-border-light: #D4D4D0;
  --color-border-muted: #E8E8E4;

  /* Shadows - Refined, professional */
  --shadow-sm: 0 1px 2px rgba(8, 58, 79, 0.08);
  --shadow-md: 0 4px 12px rgba(8, 58, 79, 0.12);
  --shadow-lg: 0 8px 24px rgba(8, 58, 79, 0.16);
  --shadow-xl: 0 16px 48px rgba(8, 58, 79, 0.2);

  /* Typography - Formal, elegant fonts */
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Source Sans 3', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', monospace;

  /* Font sizes - Fluid typography */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  --text-3xl: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  --text-4xl: clamp(2.5rem, 1.8rem + 3.5vw, 4rem);
  --text-5xl: clamp(3rem, 2rem + 5vw, 5rem);
  --text-giant: clamp(4rem, 3rem + 6vw, 8rem);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Container */
  --container-max: 1200px;
  --container-padding: 2rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Border radius - Subtle, refined */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-full: 9999px;

  /* Border widths */
  --border-thin: 1px;
  --border-medium: 2px;
  --border-thick: 3px;
}

/* ========== THEME: Teal-Aqua ========== */
[data-theme="teal-aqua"] {
  --color-bg: #FAFCFC;
  --color-bg-alt: #FFFFFF;
  --color-bg-dark: var(--color-teal);
  --color-bg-muted: var(--color-aqua);

  --color-accent: var(--color-teal);
  --color-accent-dark: #356A76;
  --color-accent-light: #5A9DAB;

  --color-secondary: var(--color-gold);
  --color-secondary-dark: #8A7555;

  --color-border: var(--color-teal);
  --color-border-light: #B8CCCD;
}

/* --------------------------------------------------------------------------
   Reset & Base Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: 100px;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color var(--transition-base), color var(--transition-base);
}

/* Selection */
::selection {
  background-color: var(--color-accent);
  color: white;
}

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

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

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

ul, ol {
  list-style: none;
}

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

/* --------------------------------------------------------------------------
   Theme Switcher
   -------------------------------------------------------------------------- */
.theme-switcher {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-md);
  background-color: var(--color-bg-alt);
  border: var(--border-thin) solid var(--color-border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.theme-switcher-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.theme-switcher-buttons {
  display: flex;
  gap: var(--space-sm);
}

.theme-btn {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  border: var(--border-medium) solid var(--color-border-light);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.theme-btn:hover {
  border-color: var(--color-accent);
  background-color: var(--color-bg-muted);
}

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

.theme-btn-swatch {
  width: 16px;
  height: 16px;
  border-radius: var(--radius-sm);
  border: var(--border-thin) solid rgba(0,0,0,0.1);
}

.theme-btn-swatch.navy-gold {
  background: linear-gradient(135deg, #083A4F 50%, #A58D66 50%);
}

.theme-btn-swatch.teal-aqua {
  background: linear-gradient(135deg, #407E8C 50%, #C0D5D6 50%);
}

.theme-btn-swatch.geometric {
  background: linear-gradient(135deg, #083A4F 33%, #A58D66 33%, #A58D66 66%, #407E8C 66%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 4px), calc(100% - 4px) 100%, 0 100%);
}

.theme-btn-swatch.fluid {
  background: linear-gradient(135deg, #C0D5D6 0%, #407E8C 50%, #A58D66 100%);
  border-radius: 50%;
}

@media (max-width: 640px) {
  .theme-switcher {
    bottom: var(--space-md);
    right: var(--space-md);
    padding: var(--space-sm);
  }

  .theme-btn {
    padding: var(--space-xs) var(--space-sm);
  }
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--space-5xl) 0;
  position: relative;
}

.section-header {
  margin-bottom: var(--space-4xl);
  position: relative;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-md);
}

.section-label::before {
  content: '';
  width: 24px;
  height: 1px;
  background-color: var(--color-accent);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section-description {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 55ch;
  margin-top: var(--space-lg);
  line-height: 1.8;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  background-color: transparent;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background-color: rgba(250, 250, 249, 0.98);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

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

.nav-logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.nav-logo:hover {
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  gap: var(--space-sm);
}

.nav-link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-text);
  background-color: var(--color-bg-muted);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.hamburger:hover {
  background-color: var(--color-bg-muted);
}

.hamburger-line {
  width: 22px;
  height: 2px;
  background-color: var(--color-text);
  transition: transform var(--transition-fast);
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: var(--container-padding);
    right: var(--container-padding);
    flex-direction: column;
    background-color: var(--color-bg-alt);
    border: var(--border-thin) solid var(--color-border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-sm);
  }

  .nav-links[x-show="open"] {
    display: flex;
  }

  .nav-link {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
  }

  .hamburger {
    display: flex;
  }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: var(--border-medium) solid transparent;
}

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

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

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

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgba(165, 141, 102, 0.05);
}

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

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

.btn-full {
  width: 100%;
}

.btn svg {
  width: 18px;
  height: 18px;
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 100px;
  position: relative;
  overflow: hidden;
  background-color: var(--color-bg);
}

/* Subtle decorative element */
.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, var(--color-bg-muted) 100%);
  opacity: 0.5;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-intro {
  margin-bottom: var(--space-lg);
}

.hero-greeting {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  letter-spacing: 0.1em;
}

.hero-greeting::before {
  content: '';
  width: 32px;
  height: 1px;
  background-color: var(--color-accent);
}

.hero-name {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 600;
  line-height: 1.1;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.hero-tagline {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 400;
  color: var(--color-text-muted);
  line-height: 1.3;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.01em;
}

.hero-description {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 50ch;
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-3xl);
}

.hero-social {
  display: flex;
  gap: var(--space-md);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-text-muted);
  border: var(--border-thin) solid var(--color-border-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.social-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background-color: rgba(165, 141, 102, 0.05);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
}

.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-light);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
}

.scroll-text {
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

.scroll-arrow {
  width: 1px;
  height: 40px;
  background-color: var(--color-text-light);
  position: relative;
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.5; height: 40px; }
  50% { opacity: 1; height: 50px; }
}

/* --------------------------------------------------------------------------
   Experience Section
   -------------------------------------------------------------------------- */
.experience-section {
  background-color: var(--color-bg-alt);
}

.experience-timeline {
  position: relative;
  max-width: 800px;
}

.experience-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-secondary));
}

.experience-card {
  position: relative;
  padding-left: var(--space-3xl);
  margin-bottom: var(--space-3xl);
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow);
}

.experience-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.experience-card:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -5px;
  top: 4px;
  width: 12px;
  height: 12px;
  background-color: var(--color-accent);
  border-radius: var(--radius-full);
  border: 2px solid var(--color-bg-alt);
}

.experience-card-content {
  background-color: var(--color-bg);
  border: var(--border-thin) solid var(--color-border-light);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.experience-card-content:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.experience-period {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.experience-role {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.experience-company {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.experience-description {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.experience-highlights {
  margin-bottom: var(--space-lg);
}

.experience-highlights li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.experience-highlights li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  background-color: var(--color-accent);
  border-radius: var(--radius-full);
}

.experience-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--color-bg-muted);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.tech-tag:hover {
  background-color: var(--color-accent);
  color: white;
}

/* --------------------------------------------------------------------------
   Skills Section
   -------------------------------------------------------------------------- */
.skills-section {
  background-color: var(--color-bg);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.skill-category {
  background-color: var(--color-bg-alt);
  border: var(--border-thin) solid var(--color-border-light);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow);
  transition-delay: var(--delay, 0);
}

.skill-category.visible {
  opacity: 1;
  transform: translateY(0);
}

.skill-category:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.skill-category-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.skill-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-muted);
  border-radius: var(--radius-md);
  color: var(--color-accent);
}

.skill-icon svg {
  width: 22px;
  height: 22px;
}

.skill-category-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
}

.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.skill-chip {
  font-size: var(--text-sm);
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-bg);
  border: var(--border-thin) solid var(--color-border-light);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.skill-chip:hover,
.skill-chip.active {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
}

/* --------------------------------------------------------------------------
   Projects Section
   -------------------------------------------------------------------------- */
.projects-section {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inverse);
}

.projects-section .section-label {
  color: var(--color-aqua);
}

.projects-section .section-label::before {
  background-color: var(--color-aqua);
}

.projects-section .section-title {
  color: var(--color-text-inverse);
}

.featured-projects {
  display: flex;
  flex-direction: column;
  gap: var(--space-5xl);
  margin-bottom: var(--space-4xl);
}

.featured-project {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-slow);
}

.featured-project.visible {
  opacity: 1;
  transform: translateY(0);
}

.featured-project-reverse {
  direction: rtl;
}

.featured-project-reverse > * {
  direction: ltr;
}

.featured-project-image {
  position: relative;
}

.project-image-wrapper {
  position: relative;
  aspect-ratio: 16 / 10;
  background-color: var(--color-bg-muted);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transition: all var(--transition-base);
}

.featured-project:hover .project-image-wrapper {
  transform: scale(1.02);
}

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

.featured-project:hover .project-image-wrapper img {
  transform: scale(1.05);
}

.project-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-accent) 0%, transparent 60%);
  opacity: 0;
  mix-blend-mode: multiply;
  transition: opacity var(--transition-base);
}

.featured-project:hover .project-image-overlay {
  opacity: 0.2;
}

.featured-project-content {
  padding: var(--space-lg) 0;
}

.project-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-aqua);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}

.project-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-lg);
}

.project-description {
  background-color: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
}

.project-description p {
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.projects-section .tech-tag {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-aqua);
}

.projects-section .tech-tag:hover {
  background-color: var(--color-accent);
  color: white;
}

.project-links {
  display: flex;
  gap: var(--space-md);
}

.project-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-text-inverse);
  border: var(--border-thin) solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

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

.project-link svg {
  width: 20px;
  height: 20px;
}

@media (max-width: 900px) {
  .featured-project {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .featured-project-reverse {
    direction: ltr;
  }
}

/* Other Projects Grid */
.other-projects-section {
  margin-top: var(--space-4xl);
  padding-top: var(--space-3xl);
  border-top: var(--border-thin) solid rgba(255, 255, 255, 0.1);
}

.other-projects-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-2xl);
  text-align: center;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.project-card {
  background-color: rgba(255, 255, 255, 0.05);
  border: var(--border-thin) solid rgba(255, 255, 255, 0.1);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow);
  transition-delay: var(--delay, 0);
}

.project-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.project-card:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: var(--color-accent);
}

.project-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-lg);
  color: var(--color-accent);
}

.project-card-header > svg {
  width: 36px;
  height: 36px;
  stroke-width: 1;
}

.project-card-links {
  display: flex;
  gap: var(--space-sm);
}

.project-card-link {
  color: rgba(255, 255, 255, 0.5);
  padding: var(--space-xs);
  transition: all var(--transition-fast);
}

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

.project-card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-md);
}

.project-card-description {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-lg);
  flex-grow: 1;
  line-height: 1.7;
}

.project-card-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.tech-tag-small {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */
.about-section {
  background-color: var(--color-bg);
  position: relative;
}

.about-content {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about-intro {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
  line-height: 1.5;
}

.about-paragraph {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.about-subtitle {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  margin: var(--space-2xl) 0 var(--space-md);
  color: var(--color-text);
}

.about-list li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--color-text-muted);
}

.about-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  background-color: var(--color-accent);
  border-radius: var(--radius-full);
}

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

.about-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border: var(--border-thick) solid var(--color-accent);
  border-radius: var(--radius-xl);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.about-image-wrapper:hover::after {
  opacity: 1;
}

.about-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.about-image-wrapper:hover img {
  transform: scale(1.03);
}

.about-image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  opacity: 0.2;
}

@media (max-width: 900px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
  }

  .about-image-container {
    order: -1;
  }

  .about-image-wrapper {
    max-width: 280px;
  }
}

/* --------------------------------------------------------------------------
   Blog Section
   -------------------------------------------------------------------------- */
.blog-section {
  background-color: var(--color-bg-alt);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-lg);
}

.blog-card {
  background-color: var(--color-bg);
  border: var(--border-thin) solid var(--color-border-light);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow);
  transition-delay: var(--delay, 0);
}

.blog-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.blog-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.blog-card-date {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-light);
  letter-spacing: 0.05em;
}

.blog-card-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  margin: var(--space-sm) 0 var(--space-md);
  line-height: 1.3;
}

.blog-card-title-link {
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.blog-card-title-link:hover {
  color: var(--color-accent);
}

.blog-card-excerpt {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.blog-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.blog-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--color-bg-muted);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
}

.blog-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  transition: gap var(--transition-fast);
}

.blog-card-link:hover {
  gap: var(--space-md);
}

.blog-view-all {
  text-align: center;
  margin-top: var(--space-3xl);
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact-section {
  background-color: var(--color-bg);
  position: relative;
}

.contact-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background-color: var(--color-bg-dark);
}

.contact-section .section-header {
  position: relative;
  z-index: 1;
  text-align: center;
}

.contact-section .section-label {
  justify-content: center;
  color: var(--color-aqua);
}

.contact-section .section-label::before {
  display: none;
}

.contact-section .section-title {
  color: var(--color-text-inverse);
  margin: 0 auto;
}

.contact-section .section-description {
  color: rgba(255, 255, 255, 0.7);
  margin: var(--space-lg) auto 0;
  text-align: center;
}

.contact-content {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-2xl);
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.contact-form-wrapper {
  background-color: var(--color-bg-alt);
  border: var(--border-thin) solid var(--color-border-light);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

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

.form-input,
.form-textarea {
  padding: var(--space-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  background-color: var(--color-bg);
  border: var(--border-thin) solid var(--color-border-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(165, 141, 102, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-light);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

.form-response {
  margin-top: var(--space-md);
}

.success-message {
  padding: var(--space-md);
  background-color: rgba(64, 126, 140, 0.1);
  color: var(--color-secondary);
  border-radius: var(--radius-md);
  font-weight: 500;
}

.contact-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-xl);
  background-color: var(--color-bg-muted);
  border-radius: var(--radius-lg);
}

.contact-info-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-xl);
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.contact-link:hover {
  color: var(--color-accent);
  background-color: var(--color-bg-alt);
}

.contact-link svg {
  width: 22px;
  height: 22px;
  color: var(--color-accent);
}

.contact-social {
  display: flex;
  gap: var(--space-md);
  margin-top: auto;
}

.social-link-large {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background-color: var(--color-bg-alt);
  border: var(--border-thin) solid var(--color-border-light);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.social-link-large:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
}

.social-link-large svg {
  width: 22px;
  height: 22px;
}

@media (max-width: 900px) {
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .contact-info {
    order: -1;
  }
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inverse);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: var(--border-thin) solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text-inverse);
  display: inline-block;
  margin-bottom: var(--space-md);
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  line-height: 1.7;
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

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

.footer-nav a {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--color-text-inverse);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.footer-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  color: rgba(255, 255, 255, 0.6);
  border: var(--border-thin) solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.footer-social-link:hover {
  color: white;
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

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

.footer-copyright {
  color: rgba(255, 255, 255, 0.4);
  font-size: var(--text-sm);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  flex-wrap: wrap;
  justify-content: center;
}

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

.footer-copyright a:hover {
  text-decoration: underline;
}

.heart-icon {
  color: #E5706A;
  animation: heartbeat 1.5s ease infinite;
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

@media (max-width: 768px) {
  .footer-top {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-2xl);
  }

  .footer-nav {
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-md);
  }

  .footer-social {
    justify-content: center;
  }
}

/* --------------------------------------------------------------------------
   Blog Pages
   -------------------------------------------------------------------------- */
.blog-page {
  padding-top: 120px;
  min-height: 100vh;
  background-color: var(--color-bg);
}

.page-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
  padding: var(--space-3xl) 0;
  border-bottom: var(--border-thin) solid var(--color-border-light);
}

.page-title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.page-description {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
}

.blog-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  max-width: 750px;
  margin: 0 auto var(--space-4xl);
}

.blog-list-card {
  padding: var(--space-xl);
  background-color: var(--color-bg-alt);
  border: var(--border-thin) solid var(--color-border-light);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.blog-list-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.blog-list-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.05em;
}

.blog-list-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.blog-list-title a {
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.blog-list-title a:hover {
  color: var(--color-accent);
}

.blog-list-excerpt {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.blog-list-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* Blog Post Page */
.blog-post-page {
  padding-top: 120px;
  min-height: 100vh;
  background-color: var(--color-bg);
}

.post-container {
  max-width: 750px;
  margin: 0 auto;
  padding-bottom: var(--space-4xl);
}

.post-header {
  margin-bottom: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  border-bottom: var(--border-thin) solid var(--color-border-light);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--color-accent);
  margin-bottom: var(--space-xl);
}

.back-link:hover {
  text-decoration: underline;
}

.post-date {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-light);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.post-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--space-lg);
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* Prose styling for blog content */
.prose {
  color: var(--color-text);
  line-height: 1.85;
}

.prose h1, .prose h2, .prose h3 {
  font-family: var(--font-display);
  font-weight: 600;
  margin: var(--space-2xl) 0 var(--space-md);
  line-height: 1.3;
}

.prose h1 { font-size: var(--text-2xl); }
.prose h2 { font-size: var(--text-xl); }
.prose h3 { font-size: var(--text-lg); }

.prose p {
  margin-bottom: var(--space-lg);
}

.prose a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

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

.prose code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  padding: 0.2em 0.4em;
  background-color: var(--color-bg-muted);
  border-radius: var(--radius-sm);
}

.prose pre {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inverse);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  margin: var(--space-xl) 0;
}

.prose pre code {
  background: none;
  padding: 0;
}

.prose ul, .prose ol {
  margin: var(--space-lg) 0;
  padding-left: var(--space-xl);
}

.prose li {
  margin-bottom: var(--space-sm);
}

.prose blockquote {
  border-left: var(--border-thick) solid var(--color-accent);
  padding-left: var(--space-lg);
  margin: var(--space-xl) 0;
  font-style: italic;
  color: var(--color-text-muted);
}

.post-nav {
  display: flex;
  justify-content: space-between;
  padding-top: var(--space-2xl);
  border-top: var(--border-thin) solid var(--color-border-light);
  margin-top: var(--space-3xl);
}

.post-nav-link {
  color: var(--color-accent);
  font-weight: 500;
}

.post-nav-link:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   404 Page
   -------------------------------------------------------------------------- */
.not-found {
  text-align: center;
  padding: var(--space-5xl) 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.not-found h1 {
  font-family: var(--font-display);
  font-size: var(--text-giant);
  font-weight: 600;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-lg);
}

/* --------------------------------------------------------------------------
   Alpine.js transitions
   -------------------------------------------------------------------------- */
[x-cloak] {
  display: none !important;
}

.opacity-0 { opacity: 0; }
.opacity-100 { opacity: 1; }
.transform { transform: translateY(0); }
.translate-y-4 { transform: translateY(1rem); }

/* Animation performance hints */
.skill-category,
.experience-card,
.featured-project,
.project-card,
.blog-card {
  will-change: opacity, transform;
}

/* --------------------------------------------------------------------------
   Animations
   -------------------------------------------------------------------------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Stagger animations */
.hero-intro {
  animation: fadeInUp 0.7s ease-out forwards;
}

.hero-tagline {
  animation: fadeInUp 0.7s ease-out 0.15s forwards;
  opacity: 0;
}

.hero-description {
  animation: fadeInUp 0.7s ease-out 0.3s forwards;
  opacity: 0;
}

.hero-cta {
  animation: fadeInUp 0.7s ease-out 0.45s forwards;
  opacity: 0;
}

.hero-social {
  animation: fadeInUp 0.7s ease-out 0.6s forwards;
  opacity: 0;
}

/* --------------------------------------------------------------------------
   Responsive adjustments
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
  :root {
    --container-padding: 1.25rem;
  }

  .section {
    padding: var(--space-4xl) 0;
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

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

/* Reduce motion for accessibility */
@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;
  }

  .hero-intro,
  .hero-tagline,
  .hero-description,
  .hero-cta,
  .hero-social {
    opacity: 1;
    animation: none;
  }
}

/* Print styles */
@media print {
  .navbar,
  .hero-scroll,
  .contact-form,
  .footer-social,
  .theme-switcher {
    display: none;
  }

  .section {
    page-break-inside: avoid;
  }
}