/* =============================================================================
   PORTFOLIO — Main Stylesheet
   ============================================================================= */

@font-face {
  font-family: 'Libnode Wordmark';
  src: url('../fonts/UtMilliffighTrialRegular-drq4R.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* =============================================================================
   CSS VARIABLES
   ============================================================================= */

:root {
  /* Colors — Dark Theme (Default) */
  --bg-primary: #090212;
  --bg-surface: #131316;
  --border: #1e1e24;
  --text-primary: #F2EEFC;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;

  /* Accent */
  --accent: #8b5cf6;
  --accent-hover: #a78bfa;
  --accent-glow: rgba(139, 92, 246, 0.1);
  --accent-glow-strong: rgba(139, 92, 246, 0.25);

  /* Panel colors */
  --panel-bg: #0c0c0f;
  --window-dot-red: #ff5f57;
  --window-dot-yellow: #febc2e;
  --window-dot-green: #28c840;

  /* Spacing */
  --section-padding: 100px;
  --container-width: 1100px;
  --border-radius: 8px;
  --border-radius-lg: 12px;

  /* Typography */
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --font-display: 'Orbitron', 'Sora', sans-serif;
  --font-libnode: 'Libnode Wordmark', var(--font-display);
  --font-body: 'Sora', system-ui, sans-serif;

  /* Hero logo controls */
  --hero-copy-gap: clamp(1.4rem, 4.5vh, 3.2rem);
  --brand-size-scale: 1.2;
  --brand-stage-x: 0vw;
  --brand-stage-y: 0vh;
  --hero-copy-nudge-x: 0px;
  --hero-logo-intro-delay: 0.06s;
  --hero-logo-intro-duration: 0.86s;
  --hero-copy-delay: 0.44s;
  --hero-copy-duration: 0.68s;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
}

/* =============================================================================
   LIGHT THEME
   ============================================================================= */

[data-theme="light"] {
  --bg-primary: #f8f8fa;
  --bg-surface: #ffffff;
  --border: #e4e4e7;
  --text-primary: #09090b;
  --text-secondary: #52525b;
  --text-muted: #a1a1aa;

  --panel-bg: #f0f0f3;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
}

/* =============================================================================
   RESET & BASE
   ============================================================================= */

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

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
}

  /* Dot grid background - hidden, now handled by canvas */
body::before {
  display: none;
}

/* Interactive mouse effect canvas */
#interactive-dots {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

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

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

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

.section-title {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: 3rem;
  letter-spacing: -0.02em;
}

.section-title .accent-prefix {
  color: var(--accent);
  margin-right: 0.5rem;
}

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

/* =============================================================================
   SCROLL ANIMATIONS
   ============================================================================= */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Stagger children */
.stagger > .reveal:nth-child(1) { transition-delay: 0ms; }
.stagger > .reveal:nth-child(2) { transition-delay: 100ms; }
.stagger > .reveal:nth-child(3) { transition-delay: 200ms; }
.stagger > .reveal:nth-child(4) { transition-delay: 300ms; }
.stagger > .reveal:nth-child(5) { transition-delay: 400ms; }
.stagger > .reveal:nth-child(6) { transition-delay: 500ms; }

/* =============================================================================
   NAVIGATION
   ============================================================================= */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: background-color var(--transition-normal),
              padding var(--transition-normal),
              backdrop-filter var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(9, 2, 18, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
}

[data-theme="light"] .navbar.scrolled {
  background: rgba(248, 248, 250, 0.85);
}

.navbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
  letter-spacing: -0.02em;
}

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

.nav-logo-img {
  height: 62px;
  width: auto;
  display: block;
}

.nav-menu {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-menu a {
  font-family: var(--font-body);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
  position: relative;
  padding-bottom: 4px;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--accent);
  transition: width var(--transition-normal);
}

.nav-menu a:hover {
  color: var(--text-primary);
}

.nav-menu a:hover::after {
  width: 100%;
}

/* Active page indicator — purple dot */
.nav-menu a.active {
  color: var(--text-primary);
}

.nav-menu a.active::after {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  left: 50%;
  bottom: -4px;
  transform: translateX(-50%);
  transition: none;
}

/* Theme Toggle */
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-primary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.theme-toggle-icon {
  width: 16px;
  height: 16px;
  display: block;
}

.theme-toggle:hover {
  border-color: var(--text-secondary);
  transform: translateY(-1px);
}

/* Hamburger Menu Button */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 28px;
  height: 20px;
  position: relative;
  z-index: 1001;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  position: absolute;
  left: 0;
  transition: all var(--transition-normal);
}

.mobile-menu-btn span:nth-child(1) { top: 0; }
.mobile-menu-btn span:nth-child(2) { top: 9px; }
.mobile-menu-btn span:nth-child(3) { top: 18px; }

.mobile-menu-btn.active span:nth-child(1) {
  top: 9px;
  transform: rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  top: 9px;
  transform: rotate(-45deg);
}

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

.hero {
  min-height: 100vh;
  position: relative;
  padding: 0;
  overflow: hidden;
  display: flex;
  align-items: stretch;
  background:
    radial-gradient(120% 85% at 18% 20%, rgba(9, 2, 18, 0.5), rgba(9, 2, 18, 0.85) 70%),
    linear-gradient(180deg, rgba(9, 2, 18, 0.08), rgba(9, 2, 18, 0.58));
}

.hero::before {
  content: none;
}

[data-theme="light"] .hero {
  background:
    radial-gradient(120% 85% at 18% 20%, rgba(248, 248, 250, 0.16), rgba(248, 248, 250, 0.58) 70%),
    linear-gradient(180deg, rgba(248, 248, 250, 0.08), rgba(248, 248, 250, 0.52));
}

[data-theme="light"] .hero::before {
  content: none;
}

.hero-inner {
  max-width: min(1420px, 100%);
  padding-inline: clamp(10px, 2.2vw, 26px);
  width: 100%;
  min-height: 100svh;
  display: flex;
  align-items: center;
  z-index: 2;
}

.hero-layout {
  display: block;
  width: 100%;
  max-width: none;
}

.hero-stack {
  width: 100%;
  max-width: none;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: left;
}

.hero-brand {
  margin: 0;
  display: flex;
  justify-content: center;
  line-height: 1;
}

.hero-brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: min(64vh, 620px);
  transform: translate3d(var(--brand-stage-x), var(--brand-stage-y), 0);
  transform-origin: center center;
}

.hero-brand-logo {
  width: min(100%, calc(clamp(360px, 54vw, 1120px) * var(--brand-size-scale)));
  height: auto;
  max-height: min(70vh, 720px);
  display: block;
  transform: translate3d(0, 0, 0) scale(1);
  filter: none;
  will-change: transform, opacity;
}

.hero-copy {
  max-width: none;
  padding-top: var(--hero-copy-gap);
  padding-left: var(--hero-copy-nudge-x);
  text-align: center;
}

.hero-greeting p {
  color: var(--text-secondary);
  font-size: clamp(1.18rem, 2.35vw, 1.52rem);
  line-height: 1.75;
  max-width: min(78ch, 100%);
  margin: 0 auto;
  white-space: pre-line;
}

.hero-greeting strong {
  color: var(--text-primary);
  font-weight: 700;
}

.hero-greeting p + p {
  margin-top: 0.8rem;
}

.hero-layout[data-animate="true"] .hero-brand-logo,
.hero-layout[data-animate="true"] .hero-copy {
  opacity: 0;
}

.hero-layout[data-animate="true"] .hero-brand-logo {
  transform: translate3d(0, 26px, 0) scale(0.985);
}

.hero-layout[data-animate="true"] .hero-copy {
  transform: translateY(16px);
  filter: blur(2px);
}

.hero-layout[data-animate="true"].intro-visible .hero-brand-logo {
  animation: hero-logo-enter var(--hero-logo-intro-duration) var(--hero-logo-intro-delay) cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-layout[data-animate="true"].intro-visible .hero-copy {
  animation: hero-copy-enter var(--hero-copy-duration) var(--hero-copy-delay) cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes hero-logo-enter {
  0% {
    opacity: 0;
    transform: translate3d(0, 26px, 0) scale(0.985);
  }
  55% {
    opacity: 1;
    transform: translate3d(0, -2px, 0) scale(1.002);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes hero-copy-enter {
  0% {
    opacity: 0;
    transform: translateY(22px);
    filter: blur(3px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot-red { background: var(--window-dot-red); }
.dot-yellow { background: var(--window-dot-yellow); }
.dot-green { background: var(--window-dot-green); }

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-muted);
  z-index: 2;
  animation: bounce 2.5s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(8px); }
  60% { transform: translateX(-50%) translateY(4px); }
}

/* =============================================================================
   PAGE HEADERS (sub-pages)
   ============================================================================= */

.page-header {
  padding: 160px 0 80px;
  text-align: center;
}

.page-title {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: clamp(1.22rem, 3vw, 1.48rem);
  max-width: 860px;
  margin: 0 auto;
  text-align: justify;
  text-wrap: balance;
}

.page-header-services {
  margin-top: 0.9rem;
}

.page-header-services .link-btn {
  font-size: 0.82rem;
}

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

.about-content {
  max-width: 700px;
  margin: 0 auto;
}

.about-greeting {
  margin: 0 auto 7rem;
  text-align: center;
}

#about .hero-greeting.about-greeting {
  margin-bottom: 11rem;
}

.about-text h2 {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  margin-top: 3.2rem;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.about-text p + h2 {
  margin-top: 3.6rem;
}

.about-greeting h2 {
  margin-top: 0;
}

.about-text h2 .accent-prefix {
  color: var(--accent);
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  line-height: 1.8;
  font-size: 1.05rem;
  text-align: justify;
}

.about-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.5rem;
  padding: 0.72rem 1.1rem;
  border: 1px solid var(--accent);
  border-radius: 999px;
  color: var(--accent);
  background: var(--accent-glow);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-normal),
              background-color var(--transition-normal), color var(--transition-normal),
              border-color var(--transition-normal);
}

.about-cta-btn .arrow {
  font-size: 0.88rem;
  transition: transform var(--transition-fast);
}

.about-cta-btn:hover {
  background: var(--accent);
  border-color: var(--accent-hover);
  color: #F2EEFC;
  box-shadow: 0 8px 20px var(--accent-glow-strong);
  transform: translateY(-2px);
}

.about-cta-btn:hover .arrow {
  transform: translateX(4px);
}

.about-cta-btn:focus-visible {
  outline: 2px solid var(--accent-hover);
  outline-offset: 3px;
}

/* Skills Grid */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: var(--container-width);
  margin: 0 auto;
}

.skill-category {
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  transition: border-color var(--transition-normal);
}

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

.skill-category h3 {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.skill-category p {
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.75;
  text-align: justify;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-tag {
  border: 1px solid var(--accent);
  color: var(--accent);
  background: transparent;
  padding: 0.3rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
  font-family: var(--font-body);
}

/* =============================================================================
   SERVICES
   ============================================================================= */

.services-teaser-intro {
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 2rem;
  text-align: center;
}

.services-teaser-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.services-teaser-card {
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  background: linear-gradient(180deg, var(--bg-surface), transparent);
  padding: 1.4rem;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.services-teaser-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

.services-teaser-card h3 {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  margin-bottom: 0.65rem;
  letter-spacing: -0.01em;
}

.services-teaser-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

.services-teaser-cta {
  margin-top: 2rem;
  text-align: center;
}

.services-markdown {
  max-width: 920px;
}

.services-markdown > h2:first-of-type {
  margin-top: 0;
}

.services-markdown > ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.55rem;
  list-style: none;
  padding-left: 0;
  margin: 0.95rem 0 1.7rem;
}

.services-markdown > ul li {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.45rem 0.78rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-secondary);
  background: var(--bg-surface);
}

.services-markdown h3 {
  margin-top: 1.8rem;
  margin-bottom: 0.8rem;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--border-radius-lg);
  background: linear-gradient(180deg, var(--bg-surface), transparent 78%);
  padding: 0.9rem 1rem;
  font-family: var(--font-mono);
  font-size: 1.12rem;
  letter-spacing: -0.01em;
}

.services-markdown h3:first-of-type {
  margin-top: 1rem;
}

.services-markdown h4 {
  margin-top: 0.95rem;
  margin-bottom: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-primary);
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.services-markdown p,
.services-markdown li {
  color: var(--text-secondary);
  line-height: 1.72;
}

.services-markdown ul {
  margin-bottom: 0.8rem;
  padding-left: 1.2rem;
}

.services-markdown li {
  margin-bottom: 0.35rem;
}

.services-markdown hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.9rem 0;
}

.services-markdown .about-cta-btn {
  margin-top: 0.75rem;
}

/* =============================================================================
   BLOG
   ============================================================================= */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.5rem;
  max-width: var(--container-width);
  margin: 0 auto;
}

.blog-card {
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: border-color var(--transition-normal),
              box-shadow var(--transition-normal);
}

.blog-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 24px var(--accent-glow);
}

.blog-image {
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border);
}

.blog-content {
  padding: 1.5rem;
}

.blog-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
  margin-bottom: 0.5rem;
}

.blog-content h3 {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.blog-content p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.7;
  font-size: 0.9rem;
}

/* Blog Post Content (rendered markdown) */
.blog-post-content {
  max-width: 750px;
  margin: 0 auto;
}

.blog-post-content h1,
.blog-post-content h2,
.blog-post-content h3,
.blog-post-content h4 {
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.blog-post-content h1 { font-size: 1.75rem; }
.blog-post-content h2 { font-size: 1.35rem; }
.blog-post-content h3 { font-size: 1.15rem; }

.blog-post-content p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.blog-post-content a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.blog-post-content a:hover {
  color: var(--accent-hover);
}

.blog-post-content strong {
  color: var(--text-primary);
}

.blog-post-content ul,
.blog-post-content ol {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  line-height: 1.8;
}

.blog-post-content li {
  margin-bottom: 0.4rem;
}

.blog-post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  display: block;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
}

.blog-post-content th,
.blog-post-content td {
  border: 1px solid var(--border);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
  min-width: 140px;
}

.blog-post-content th {
  color: var(--text-primary);
  background: var(--bg-surface);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.blog-post-content td {
  color: var(--text-secondary);
}

.blog-post-content blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1.25rem;
  margin: 1.5rem 0;
  color: var(--text-muted);
  font-style: italic;
}

.blog-post-content code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-surface);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.blog-post-content pre {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  padding: 1.25rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}

.blog-post-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.blog-post-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

.blog-post-content em {
  color: var(--text-muted);
}

/* Blog navigation */
.blog-back-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: inline-block;
  margin-bottom: 1.5rem;
}

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

.loading-text {
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-align: center;
}

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

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.5rem;
  max-width: var(--container-width);
  margin: 0 auto;
}

.project-card {
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: border-color var(--transition-normal),
              box-shadow var(--transition-normal);
  cursor: default;
}

.project-card.project-card-clickable {
  cursor: pointer;
}

.project-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 24px var(--accent-glow);
}

.project-card.project-card-clickable:focus-visible {
  outline: 2px solid var(--accent-hover);
  outline-offset: 2px;
}

.project-card-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}

.project-card-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-left: 8px;
}

.project-card-code {
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.8;
}

.code-line {
  display: block;
  color: var(--text-muted);
  min-height: 1.2em;
}

.code-keyword { color: var(--accent); }
.code-string { color: var(--accent-hover); }

.project-content {
  padding: 1.5rem;
}

.project-content h3 {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.project-content p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.7;
  font-size: 0.9rem;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}

.project-links {
  display: flex;
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.link-btn {
  font-family: var(--font-mono);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color var(--transition-fast);
}

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

.link-btn .arrow {
  transition: transform var(--transition-fast);
  font-size: 0.85rem;
}

.link-btn:hover .arrow {
  transform: translateX(4px);
}

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

.contact-container {
  max-width: 560px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  padding: 2.5rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  padding: 0.875rem 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-normal);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-bottom-color: var(--accent);
}

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

.submit-btn {
  padding: 0.875rem;
  background: transparent;
  border: 1px solid var(--accent);
  border-radius: var(--border-radius);
  color: var(--accent);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.submit-btn:hover {
  background: var(--accent);
  color: #F2EEFC;
  transform: translateY(-2px);
}

.contact-info {
  margin-top: 3rem;
  text-align: center;
}

.contact-info p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.social-link {
  font-family: var(--font-mono);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color var(--transition-fast);
}

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

.social-link .arrow {
  transition: transform var(--transition-fast);
}

.social-link:hover .arrow {
  transform: translateX(4px);
}

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

footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-content p {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color var(--transition-fast);
}

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

/* =============================================================================
   RESPONSIVE
   ============================================================================= */

@media (max-width: 968px) {
  .projects-grid,
  .blog-grid,
  .services-teaser-grid {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 768px) {
  :root {
    --brand-size-scale: 1.08;
    --brand-stage-x: 0vw;
    --brand-stage-y: 0vh;
    --hero-copy-nudge-x: 0px;
  }

  .mobile-menu-btn {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(9, 2, 18, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 100px 24px 40px;
    gap: 0;
    transform: translateY(-100%);
    transition: transform var(--transition-slow);
    border-bottom: 1px solid var(--border);
  }

  [data-theme="light"] .nav-menu {
    background: rgba(248, 248, 250, 0.95);
  }

  .nav-menu.active {
    transform: translateY(0);
  }

  .nav-menu li {
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
  }

  .nav-menu.active li {
    opacity: 1;
    transform: translateY(0);
  }

  .nav-menu.active li:nth-child(1) { transition-delay: 0.05s; }
  .nav-menu.active li:nth-child(2) { transition-delay: 0.1s; }
  .nav-menu.active li:nth-child(3) { transition-delay: 0.15s; }
  .nav-menu.active li:nth-child(4) { transition-delay: 0.2s; }
  .nav-menu.active li:nth-child(5) { transition-delay: 0.25s; }
  .nav-menu.active li:nth-child(6) { transition-delay: 0.3s; }

  .nav-menu a {
    display: block;
    padding: 1rem 0;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--border);
  }

  .nav-menu a.active::after {
    display: none;
  }

  .section {
    padding: 60px 0;
  }

  .page-header {
    padding: 120px 0 60px;
  }

  .hero {
    padding: 0;
    align-items: stretch;
  }

  .hero-inner {
    min-height: 100svh;
    display: flex;
    align-items: center;
    padding-top: clamp(4.2rem, 10vh, 6rem);
    padding-inline: 14px;
  }

  .hero-layout {
    width: 100%;
    max-width: none;
  }

  .hero-stack {
    width: 100%;
    max-width: none;
    min-height: calc(100svh - clamp(4.2rem, 10vh, 6rem));
    justify-content: center;
  }

  .hero-brand-mark {
    width: 100%;
    min-height: min(54vh, 470px);
  }

  .hero-greeting p {
    font-size: 1.12rem;
    line-height: 1.7;
  }

  .contact-container {
    padding: 1.75rem;
  }

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

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

  .services-teaser-card {
    padding: 1.2rem;
  }

  .services-markdown h3 {
    padding: 0.78rem 0.85rem;
    font-size: 1.02rem;
  }
}

@media (max-width: 480px) {
  :root {
    --brand-size-scale: 1;
    --brand-stage-x: 0vw;
    --brand-stage-y: 0vh;
    --hero-copy-nudge-x: 0px;
  }

  .hero {
    padding: 0;
  }

  .hero-inner {
    min-height: 100svh;
    display: flex;
    align-items: center;
    padding-top: clamp(4.2rem, 12vh, 5.8rem);
    padding-inline: 12px;
  }

  .hero-stack {
    min-height: calc(100svh - clamp(4.2rem, 12vh, 5.8rem));
    justify-content: center;
  }

  .hero-brand-mark {
    min-height: min(49vh, 390px);
  }

  .hero-brand-logo {
    max-height: 56vh;
  }

  .section-title {
    font-size: 1.25rem;
  }

  .social-links {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-indicator {
    animation: none;
  }

  .hero-layout[data-animate="true"] .hero-brand-logo,
  .hero-layout[data-animate="true"] .hero-copy {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    animation: none !important;
  }
}