/* ==========================================================================
   Sami-Severi Sjöberg Portfolio — Global Styles
   Design system: dark-first, premium minimal (Linear / Vercel inspired)
   ========================================================================== */

/* --------------------------------------------------------------------------
   Custom properties
   -------------------------------------------------------------------------- */
:root {
  /* Accent */
  --accent: #6366f1;
  --accent-light: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.45);
  --accent-2: #22d3ee;
  --accent-gradient: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);

  /* Dark theme (default) */
  --bg: #09090b;
  --bg-elevated: #111113;
  --bg-glass: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.16);
  --text: #fafafa;
  --text-muted: #a1a1aa;
  --text-subtle: #71717a;
  --shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 60px -12px var(--accent-glow);

  /* Layout */
  --nav-height: 72px;
  --container: 1200px;
  --radius-sm: 8px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration: 0.35s;
  --duration-slow: 0.6s;

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter', var(--font-sans);
}

/* Light theme */
[data-theme='light'] {
  --bg: #fafafa;
  --bg-elevated: #ffffff;
  --bg-glass: rgba(0, 0, 0, 0.03);
  --border: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.16);
  --text: #09090b;
  --text-muted: #52525b;
  --text-subtle: #a1a1aa;
  --shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.12);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

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

body.no-scroll {
  overflow: hidden;
}

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

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

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

ul,
ol {
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

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

/* Skip link (accessibility) */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 10000;
  padding: 0.75rem 1.25rem;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 1rem;
}

.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;
}

/* --------------------------------------------------------------------------
   Layout utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 2rem);
}

.section {
  padding-block: clamp(4rem, 10vw, 7rem);
}

.section__header {
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.section__eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 0.75rem;
}

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section__subtitle {
  margin-top: 0.75rem;
  max-width: 560px;
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Page hero (inner pages) */
.page-hero {
  padding-block: calc(var(--nav-height) + 3rem) 3rem;
  text-align: center;
}

.page-hero__title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-hero__desc {
  margin-top: 1rem;
  color: var(--text-muted);
  max-width: 540px;
  margin-inline: auto;
}

/* Glass card */
.glass {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  transition:
    transform var(--duration) var(--ease-out),
    box-shadow var(--duration) var(--ease-out),
    background var(--duration) var(--ease-out),
    border-color var(--duration) var(--ease-out);
  overflow: hidden;
}

.btn--primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 8px 32px -8px var(--accent-glow);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px -8px var(--accent-glow);
}

.btn--ghost {
  background: var(--bg-glass);
  border-color: var(--border);
  color: var(--text);
}

.btn--ghost:hover {
  border-color: var(--border-hover);
  background: rgba(255, 255, 255, 0.06);
}

.btn--sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.875rem;
}

.btn__ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  transform: scale(0);
  animation: ripple 0.6s linear;
  pointer-events: none;
}

/* Magnetic button wrapper */
.magnetic-wrap {
  display: inline-block;
  transition: transform 0.15s var(--ease-out);
}

/* --------------------------------------------------------------------------
   Scroll progress bar
   -------------------------------------------------------------------------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  height: 3px;
  width: 0%;
  background: var(--accent-gradient);
  box-shadow: 0 0 12px var(--accent-glow);
  transition: width 0.1s linear;
}

/* --------------------------------------------------------------------------
   Page loader
   -------------------------------------------------------------------------- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 10001;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  background: var(--bg);
  transition: opacity 0.5s var(--ease-out), visibility 0.5s;
}

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

.loader__logo {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--accent-gradient);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 1.4rem;
  color: #fff;
  animation: loader-pulse 1.4s ease-in-out infinite;
}

.loader__bar {
  width: 120px;
  height: 3px;
  background: var(--border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.loader__bar-fill {
  height: 100%;
  width: 0%;
  background: var(--accent-gradient);
  border-radius: inherit;
  animation: loader-fill 1.2s var(--ease-out) forwards;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition:
    background var(--duration) var(--ease-out),
    border-color var(--duration) var(--ease-out),
    backdrop-filter var(--duration) var(--ease-out);
}

.navbar.is-scrolled {
  background: rgba(9, 9, 11, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

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

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.navbar__logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent-gradient);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 1rem;
  color: #fff;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.navbar__link {
  position: relative;
  padding: 0.5rem 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--duration), background var(--duration);
}

.navbar__link:hover,
.navbar__link.is-active {
  color: var(--text);
}

.navbar__link.is-active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-toggle {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-glass);
  transition: border-color var(--duration), background var(--duration);
}

.theme-toggle:hover {
  border-color: var(--border-hover);
}

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

[data-theme='light'] .theme-toggle__icon--dark {
  display: none;
}

[data-theme='light'] .theme-toggle__icon--light {
  display: block;
}

/* Hamburger */
.navbar__toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-glass);
}

.navbar__toggle-bar {
  position: relative;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: background 0.2s;
}

.navbar__toggle-bar::before,
.navbar__toggle-bar::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease-out), top 0.3s var(--ease-out);
}

.navbar__toggle-bar::before {
  top: -6px;
}

.navbar__toggle-bar::after {
  top: 6px;
}

.navbar__toggle.is-open .navbar__toggle-bar {
  background: transparent;
}

.navbar__toggle.is-open .navbar__toggle-bar::before {
  top: 0;
  transform: rotate(45deg);
}

.navbar__toggle.is-open .navbar__toggle-bar::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Mobile drawer */
.navbar__drawer {
  display: none;
}

/* --------------------------------------------------------------------------
   Hero (Home)
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-block: calc(var(--nav-height) + 2rem) 4rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 8s ease-in-out infinite;
}

.hero__gradient-orb--1 {
  width: 600px;
  height: 600px;
  top: -20%;
  right: -10%;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  animation-delay: 0s;
}

.hero__gradient-orb--2 {
  width: 500px;
  height: 500px;
  bottom: -10%;
  left: -15%;
  background: radial-gradient(circle, var(--accent-2) 0%, transparent 70%);
  animation-delay: -4s;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 20%, transparent 100%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 4rem);
  align-items: center;
}

.hero__content {
  max-width: 600px;
}

.hero__badge {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.5rem;
  max-width: min(100%, 36rem);
  padding: 0.4rem 0.9rem;
  margin-bottom: 1.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.45;
  color: var(--text-muted);
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--bg-glass);
  text-wrap: pretty;
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  margin-top: 0.35em;
  border-radius: 50%;
  background: var(--accent-light);
  box-shadow: 0 0 8px var(--accent-glow);
  animation: pulse-dot 2s ease-in-out infinite;
}

.hero__title {
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 1rem;
}

.hero__title-accent {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__role {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  min-height: 1.5em;
}

.hero__role-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--accent);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

.hero__intro {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 520px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

.hero__social {
  display: flex;
  gap: 0.75rem;
}

/* Social links — shared across hero, footer & contact */
.social-link,
.hero__social-link {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-hover);
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
  transition:
    color var(--duration),
    border-color var(--duration),
    background var(--duration),
    transform var(--duration) var(--ease-spring),
    box-shadow var(--duration);
}

[data-theme='light'] .social-link,
[data-theme='light'] .hero__social-link {
  background: rgba(0, 0, 0, 0.05);
  color: #3f3f46;
  border-color: rgba(0, 0, 0, 0.12);
}

.social-link svg,
.hero__social-link svg {
  width: var(--social-icon-size, 20px);
  height: var(--social-icon-size, 20px);
}

.social-link:hover,
.hero__social-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px -8px rgba(0, 0, 0, 0.35);
}

.social-link--linkedin:hover,
.hero__social-link.social-link--linkedin:hover {
  color: #0a66c2;
  border-color: rgba(10, 102, 194, 0.5);
  background: rgba(10, 102, 194, 0.12);
  box-shadow: 0 8px 24px -8px rgba(10, 102, 194, 0.35);
}

.social-link--github:hover,
.hero__social-link.social-link--github:hover {
  color: var(--text);
  border-color: var(--border-hover);
  background: rgba(255, 255, 255, 0.12);
}

[data-theme='light'] .social-link--github:hover,
[data-theme='light'] .hero__social-link.social-link--github:hover {
  color: #18181b;
  background: rgba(0, 0, 0, 0.08);
}

.social-link--instagram:hover,
.hero__social-link.social-link--instagram:hover {
  color: #e1306c;
  border-color: rgba(225, 48, 108, 0.45);
  background: rgba(225, 48, 108, 0.1);
  box-shadow: 0 8px 24px -8px rgba(225, 48, 108, 0.3);
}

/* Photo placeholder */
.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__photo-frame {
  position: relative;
  width: min(100%, 380px);
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  box-shadow: var(--shadow), var(--shadow-glow);
}

.hero__photo-frame::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--accent-gradient);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.hero__photo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background:
    linear-gradient(160deg, rgba(99, 102, 241, 0.12) 0%, transparent 50%),
    var(--bg-elevated);
  color: var(--text-subtle);
}

.hero__photo-placeholder svg {
  width: 64px;
  height: 64px;
  opacity: 0.4;
}

.hero__photo-placeholder span {
  font-size: 0.85rem;
  font-weight: 500;
}

.hero__photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.hero__photo-glow {
  position: absolute;
  bottom: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 40%;
  background: var(--accent);
  filter: blur(60px);
  opacity: 0.25;
  pointer-events: none;
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-subtle);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: fade-in-up 1s var(--ease-out) 1.2s both;
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

/* Home navigation showcase */
.home-preview {
  border-top: 1px solid var(--border);
}

.home-nav-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.home-nav-card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.75rem;
  text-align: left;
  color: inherit;
  overflow: hidden;
  transition:
    transform var(--duration) var(--ease-out),
    border-color var(--duration),
    box-shadow var(--duration),
    background var(--duration);
}

.home-nav-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.06) 0%, transparent 55%);
  opacity: 0;
  transition: opacity var(--duration);
  pointer-events: none;
}

.home-nav-card:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.35);
  box-shadow: var(--shadow-glow);
}

.home-nav-card:hover::before {
  opacity: 1;
}

.home-nav-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 8px 20px -8px var(--accent-glow);
  transition: transform var(--duration) var(--ease-spring);
}

.home-nav-card:hover .home-nav-card__icon {
  transform: scale(1.08);
}

.home-nav-card__icon svg {
  width: 22px;
  height: 22px;
}

.home-nav-card__body {
  flex: 1;
  min-width: 0;
}

.home-nav-card__eyebrow {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 0.35rem;
}

.home-nav-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.45rem;
}

.home-nav-card__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.home-nav-card__arrow {
  flex-shrink: 0;
  align-self: center;
  font-size: 1.25rem;
  color: var(--text-subtle);
  transition:
    color var(--duration),
    transform var(--duration) var(--ease-out);
}

.home-nav-card:hover .home-nav-card__arrow {
  color: var(--accent-light);
  transform: translateX(4px);
}

/* Recommendation / letter of recommendation */
.recommendation {
  max-width: 800px;
  margin-inline: auto;
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.recommendation__header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.recommendation__quote-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 8px 20px -8px var(--accent-glow);
}

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

.recommendation__doc-title {
  font-size: clamp(1.15rem, 2.5vw, 1.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  padding-top: 0.5rem;
}

.recommendation__content {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
}

.recommendation__content p {
  margin-bottom: 1.1rem;
}

.recommendation__content p:last-child {
  margin-bottom: 0;
}

.recommendation__expandable {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s var(--ease-out);
}

.recommendation.is-expanded .recommendation__expandable {
  grid-template-rows: 1fr;
}

.recommendation__expandable-inner {
  overflow: hidden;
  min-height: 0;
}

.recommendation__expandable-inner p:first-child {
  margin-top: 1.1rem;
}

.recommendation__toggle {
  margin-top: 1.25rem;
}

.recommendation__author {
  margin-top: 1.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.recommendation__author-name {
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.15rem;
}

/* Professional references */
.references {
  max-width: 800px;
  margin: clamp(2.5rem, 6vw, 4rem) auto 0;
}

.references__header {
  margin-bottom: 1.25rem;
}

.references__title {
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.references__grid {
  display: grid;
  gap: 1.25rem;
}

.reference-card {
  padding: clamp(1.5rem, 4vw, 2rem);
}

.reference-card__top {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.reference-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 8px 20px -8px var(--accent-glow);
}

.reference-card__icon svg {
  width: 22px;
  height: 22px;
}

.reference-card__label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 0.35rem;
}

.reference-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.2rem;
}

.reference-card__role {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

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

.reference-card__block {
  margin-bottom: 1.35rem;
}

.reference-card__heading {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: 0.55rem;
}

.reference-card__block p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.reference-card__list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding-left: 1.15rem;
  list-style: disc;
}

.reference-card__list li {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.reference-card__list strong {
  color: var(--text);
  font-weight: 600;
}

.reference-card__contact {
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.reference-card__links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
}

.reference-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  transition: color var(--duration);
}

.reference-card__link svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--accent-light);
}

.reference-card__link:hover {
  color: var(--accent-light);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  border-top: 1px solid var(--border);
  padding-block: 2.5rem 1.5rem;
  background: var(--bg-elevated);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.2fr auto 1fr;
  gap: 2rem;
  align-items: start;
  margin-bottom: 1.5rem;
}

.footer__brand p {
  margin-top: 0.75rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  max-width: 280px;
}

.footer__nav-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.footer__nav-title {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: 0.75rem;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.footer__links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition:
    color var(--duration),
    transform var(--duration) var(--ease-out);
}

.footer__links a:hover {
  color: var(--accent-light);
  transform: translateX(3px);
}

.footer__social {
  display: flex;
  gap: 0.65rem;
}

.footer__social .social-link {
  width: 40px;
  height: 40px;
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-subtle);
}

.footer__built {
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Back to top
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 900;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: var(--shadow-glow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition:
    opacity var(--duration),
    visibility var(--duration),
    transform var(--duration) var(--ease-out);
}

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

.back-to-top:hover {
  transform: translateY(-4px);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* --------------------------------------------------------------------------
   About page
   -------------------------------------------------------------------------- */
.about-intro__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 6vw, 4rem);
  align-items: center;
}

.about-intro__photo {
  width: min(100%, 320px);
  margin-inline: auto;
}

.about-intro__lead {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 1rem;
}

.about-intro__content p {
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.about-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.about-stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.about-stat__number {
  display: flex;
  align-items: baseline;
}

.about-stat__value {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.about-stat__suffix {
  font-size: 2.25rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-left: -0.15em;
}

.about-stat__label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 720px;
  margin-inline: auto;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-2));
  border-radius: 2px;
}

.timeline__item {
  position: relative;
  padding-bottom: 2rem;
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__marker {
  position: absolute;
  left: -2rem;
  top: 1.25rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg);
  border: 3px solid var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  transform: translateX(-1px);
}

.timeline__card {
  padding: 1.5rem 1.75rem;
  transition: border-color var(--duration), transform var(--duration) var(--ease-out);
}

.timeline__card:hover {
  border-color: rgba(99, 102, 241, 0.35);
  transform: translateX(4px);
}

.timeline__date {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 0.4rem;
}

.timeline__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.timeline__card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.about-timeline__cta {
  text-align: center;
  margin-top: 2.5rem;
}

/* Fun facts */
.about-facts__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.fact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 1.75rem 1.25rem;
  border-radius: var(--radius);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  text-align: center;
  transition:
    transform 0.25s var(--ease-spring),
    border-color var(--duration),
    box-shadow var(--duration),
    background var(--duration);
}

.fact-card:hover {
  transform: translateY(-6px) scale(1.02);
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
  background: rgba(99, 102, 241, 0.08);
}

.fact-card__emoji {
  font-size: 2rem;
  line-height: 1;
  transition: transform 0.3s var(--ease-spring);
}

.fact-card:hover .fact-card__emoji {
  transform: scale(1.2) rotate(-6deg);
}

.fact-card__text {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--duration);
}

.fact-card:hover .fact-card__text {
  color: var(--text);
}

.about-cta {
  border-top: 1px solid var(--border);
}

/* --------------------------------------------------------------------------
   Experience page
   -------------------------------------------------------------------------- */
.exp-timeline {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 860px;
  margin-inline: auto;
}

.exp-card {
  overflow: hidden;
  transition: border-color var(--duration), box-shadow var(--duration);
}

.exp-card.is-open {
  border-color: rgba(99, 102, 241, 0.35);
  box-shadow: var(--shadow-glow);
}

.exp-card__header {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  width: 100%;
  padding: 1.75rem;
  text-align: left;
  cursor: pointer;
  transition: background var(--duration);
}

.exp-card__header:hover {
  background: rgba(255, 255, 255, 0.02);
}

.exp-card__line {
  position: relative;
  flex-shrink: 0;
  width: 2px;
  align-self: stretch;
  min-height: 48px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-2));
  border-radius: 2px;
}

.exp-card__dot {
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg);
  border: 3px solid var(--accent);
  box-shadow: 0 0 10px var(--accent-glow);
}

.exp-card__main {
  flex: 1;
  min-width: 0;
}

.exp-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.65rem;
}

.exp-card__role {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.exp-card__company {
  font-size: 0.95rem;
  color: var(--accent-2);
  font-weight: 500;
  margin-top: 0.15rem;
}

.exp-card__duration {
  flex-shrink: 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-subtle);
  white-space: nowrap;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--bg-glass);
}

.exp-card__preview {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0.85rem;
}

.exp-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.exp-card__tags li {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  color: var(--accent-light);
  border: 1px solid rgba(99, 102, 241, 0.3);
  background: rgba(99, 102, 241, 0.08);
}

.exp-card__chevron {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: transform var(--duration) var(--ease-out), color var(--duration);
}

.exp-card.is-open .exp-card__chevron {
  transform: rotate(180deg);
  color: var(--accent);
  border-color: rgba(99, 102, 241, 0.4);
}

.exp-card__body {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.45s var(--ease-out);
}

.exp-card__details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 0 1.75rem 1.75rem 4.5rem;
  border-top: 1px solid var(--border);
  margin-top: 0;
  padding-top: 1.5rem;
}

.exp-card__col h4 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: 0.75rem;
}

.exp-card__col ul {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.exp-card__col li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.exp-card__col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

/* --------------------------------------------------------------------------
   Projects page
   -------------------------------------------------------------------------- */
.project-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  justify-content: center;
}

.project-filter {
  padding: 0.5rem 1.1rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-muted);
  transition: all var(--duration) var(--ease-out);
}

.project-filter:hover,
.project-filter.is-active {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(99, 102, 241, 0.12);
}

.projects-list {
  display: flex;
  flex-direction: column;
  max-width: 900px;
  margin-inline: auto;
  border-top: 1px solid var(--border);
}

.project-row {
  border-bottom: 1px solid var(--border);
}

.project-row__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.35rem 0.25rem;
  color: inherit;
  transition: background var(--duration);
}

.project-row__link:hover {
  background: var(--bg-glass);
}

.project-row__link:hover .project-row__title {
  color: var(--accent-light);
}

.project-row__link:hover .project-row__cta {
  transform: translateX(4px);
  color: var(--accent-light);
}

.project-row__main {
  flex: 1;
  min-width: 0;
}

.project-row__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.65rem 1rem;
  margin-bottom: 0.4rem;
}

.project-row__title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  transition: color var(--duration);
}

.project-row__category {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.project-row__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0.75rem;
  max-width: 42rem;
}

.project-row__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.project-row__tags li {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  color: var(--text-subtle);
  border: 1px solid var(--border);
}

.project-row__cta {
  flex-shrink: 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-subtle);
  transition:
    color var(--duration),
    transform var(--duration) var(--ease-out);
}

/* Project details */
.project-detail__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 0.5rem 0 1rem;
}

.project-detail__desc {
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 720px;
  margin-bottom: 1.25rem;
}

.project-detail__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.project-detail__tags li {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  color: var(--accent-2);
  border: 1px solid rgba(34, 211, 238, 0.3);
}

.project-detail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
  align-items: center;
}

.project-detail__unavailable {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.project-detail__features {
  padding: 2rem;
  margin-top: 2rem;
}

.project-detail__features h2 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.project-detail__features ul {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}

.project-detail__features li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.project-detail__features li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.75rem;
}

/* --------------------------------------------------------------------------
   Skills page
   -------------------------------------------------------------------------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}

.skill-category {
  padding: 1.75rem;
}

.skill-category__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--accent-2);
}

.skill-bar {
  margin-bottom: 1rem;
}

.skill-bar:last-child {
  margin-bottom: 0;
}

.skill-bar > span {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}

.skill-bar__track {
  height: 8px;
  background: var(--border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-bar__fill {
  height: 100%;
  width: 0;
  background: var(--accent-gradient);
  border-radius: inherit;
  transition: width 1.2s var(--ease-out);
}

/* --------------------------------------------------------------------------
   Education
   -------------------------------------------------------------------------- */
.edu-school {
  font-size: 0.9rem;
  color: var(--accent-2);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

/* --------------------------------------------------------------------------
   Hobbies
   -------------------------------------------------------------------------- */
.hobbies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}

.hobby-card {
  position: relative;
  display: block;
  overflow: hidden;
  isolation: isolate;
  padding: 2rem 1.5rem;
  text-align: center;
  color: inherit;
  will-change: transform;
  transition:
    transform 0.4s var(--ease-spring),
    border-color var(--duration),
    box-shadow 0.4s var(--ease-out),
    background var(--duration);
}

.hobby-card__body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hobby-card__scene {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  border-radius: inherit;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s ease;
}

.hobby-card__scene::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    180deg,
    rgba(9, 9, 11, 0.08) 0%,
    rgba(9, 9, 11, 0.22) 55%,
    rgba(9, 9, 11, 0.38) 100%
  );
  pointer-events: none;
}

[data-theme='light'] .hobby-card__scene::after {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.18) 0%,
    rgba(255, 255, 255, 0.35) 55%,
    rgba(244, 244, 245, 0.5) 100%
  );
}

.hobby-card__icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 1rem;
  transition: transform 0.4s var(--ease-spring);
}

.hobby-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.25);
}

.hobby-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
  transition: color var(--duration);
}

.hobby-card__cta {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-light);
  transition: transform 0.35s var(--ease-spring);
}

/* Hover lift + scene reveal — fine pointer only (skip sticky hover on touch) */
@media (hover: hover) and (pointer: fine) {
  .hobby-card:hover {
    border-color: rgba(99, 102, 241, 0.45);
    box-shadow:
      0 22px 44px -16px rgba(0, 0, 0, 0.55),
      0 0 48px -14px var(--accent-glow);
    transform: translateY(-10px) scale(1.03);
  }

  .hobby-card:hover .hobby-card__scene {
    opacity: 1;
  }

  .hobby-card:hover .hobby-card__icon {
    transform: translateY(-2px) scale(1.08);
  }

  .hobby-card:hover p {
    color: var(--text);
  }

  .hobby-card:hover .hobby-card__cta {
    transform: translateX(3px);
  }

  /* ---------- Nature (Terraria-inspired forest) ---------- */
  .hobby-card__scene--nature .hc-sky {
    position: absolute;
    inset: 0;
    background:
      linear-gradient(180deg, #5ec4e8 0%, #87c96b 42%, #3d7a45 100%);
    opacity: 0.58;
  }

  .hobby-card__scene--nature .hc-hills {
    position: absolute;
    left: -10%;
    right: -10%;
    bottom: 0;
    height: 42%;
    background:
      radial-gradient(ellipse 70% 90% at 20% 100%, #1f4d2c 0%, transparent 70%),
      radial-gradient(ellipse 80% 100% at 75% 100%, #163820 0%, transparent 72%),
      radial-gradient(ellipse 60% 80% at 50% 120%, #0f2a18 0%, transparent 65%);
    opacity: 0.85;
  }

  .hobby-card__scene--nature .hc-tree {
    position: absolute;
    bottom: 10%;
    width: 10px;
    height: 46px;
    background: #0a1f12;
    transform-origin: bottom center;
    border-radius: 2px;
  }

  .hobby-card__scene--nature .hc-tree::before {
    content: '';
    position: absolute;
    bottom: 28px;
    left: 50%;
    width: 36px;
    height: 36px;
    margin-left: -18px;
    border-radius: 50% 50% 40% 40%;
    background: #14522a;
    box-shadow:
      -10px 8px 0 -4px #0f3d20,
      10px 10px 0 -6px #176330;
  }

  .hobby-card__scene--nature .hc-tree--1 { left: 8%; height: 52px; }
  .hobby-card__scene--nature .hc-tree--2 { left: 28%; height: 40px; width: 8px; }
  .hobby-card__scene--nature .hc-tree--3 { right: 24%; left: auto; height: 56px; }
  .hobby-card__scene--nature .hc-tree--4 { right: 8%; left: auto; height: 44px; width: 8px; }

  .hobby-card:hover .hobby-card__scene--nature .hc-tree--1 {
    animation: hc-tree-sway 3.6s ease-in-out infinite;
  }
  .hobby-card:hover .hobby-card__scene--nature .hc-tree--2 {
    animation: hc-tree-sway 4.2s ease-in-out infinite 0.3s;
  }
  .hobby-card:hover .hobby-card__scene--nature .hc-tree--3 {
    animation: hc-tree-sway 3.8s ease-in-out infinite 0.15s;
  }
  .hobby-card:hover .hobby-card__scene--nature .hc-tree--4 {
    animation: hc-tree-sway 4.5s ease-in-out infinite 0.5s;
  }

  .hobby-card__scene--nature .hc-leaves {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle, #c4e87a 1.5px, transparent 2px) 12% 18% / 100% 100% no-repeat,
      radial-gradient(circle, #8fce4a 1.2px, transparent 2px) 34% 42% / 100% 100% no-repeat,
      radial-gradient(circle, #d9f29a 1.4px, transparent 2px) 58% 22% / 100% 100% no-repeat,
      radial-gradient(circle, #a8d85a 1.1px, transparent 2px) 72% 48% / 100% 100% no-repeat,
      radial-gradient(circle, #b7e06e 1.3px, transparent 2px) 88% 30% / 100% 100% no-repeat,
      radial-gradient(circle, #9fd452 1px, transparent 2px) 22% 58% / 100% 100% no-repeat;
    opacity: 0.75;
  }

  .hobby-card:hover .hobby-card__scene--nature .hc-leaves {
    animation: hc-leaf-drift 9s linear infinite;
  }

  .hobby-card__scene--nature .hc-mist {
    position: absolute;
    inset: auto 0 0;
    height: 45%;
    background: linear-gradient(transparent, rgba(12, 28, 18, 0.35));
  }

  /* ---------- Gaming ---------- */
  .hobby-card__scene--gaming {
    background: linear-gradient(160deg, rgba(76, 29, 149, 0.35), rgba(14, 116, 144, 0.28));
  }

  .hobby-card__scene--gaming .hc-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(18px);
  }

  .hobby-card__scene--gaming .hc-glow--a {
    width: 90px;
    height: 90px;
    top: 10%;
    left: 8%;
    background: rgba(168, 85, 247, 0.45);
  }

  .hobby-card__scene--gaming .hc-glow--b {
    width: 110px;
    height: 110px;
    right: 4%;
    bottom: 12%;
    background: rgba(34, 211, 238, 0.35);
  }

  .hobby-card:hover .hobby-card__scene--gaming .hc-glow--a {
    animation: hc-orb-float 5s ease-in-out infinite;
  }
  .hobby-card:hover .hobby-card__scene--gaming .hc-glow--b {
    animation: hc-orb-float 6.5s ease-in-out infinite reverse;
  }

  .hobby-card__scene--gaming .hc-pixels {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(255, 255, 255, 0.12) 2px, transparent 2px),
      linear-gradient(90deg, rgba(255, 255, 255, 0.12) 2px, transparent 2px);
    background-size: 14px 14px;
    opacity: 0.18;
    mask-image: radial-gradient(circle at 50% 40%, black 20%, transparent 75%);
  }

  .hobby-card:hover .hobby-card__scene--gaming .hc-pixels {
    animation: hc-pixel-shift 8s linear infinite;
  }

  .hobby-card__scene--gaming .hc-scan {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
      transparent 0 3px,
      rgba(0, 0, 0, 0.08) 3px 4px
    );
    opacity: 0.35;
  }

  .hobby-card:hover .hobby-card__scene--gaming .hc-scan {
    animation: hc-scan-move 4s linear infinite;
  }

  /* ---------- Hardware ---------- */
  .hobby-card__scene--hardware {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.2), rgba(6, 78, 59, 0.25));
  }

  .hobby-card__scene--hardware .hc-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(34, 211, 238, 0.12) 1px, transparent 1px),
      linear-gradient(90deg, rgba(34, 211, 238, 0.12) 1px, transparent 1px);
    background-size: 22px 22px;
    opacity: 0.55;
  }

  .hobby-card:hover .hobby-card__scene--hardware .hc-grid {
    animation: hc-grid-pulse 3.5s ease-in-out infinite;
  }

  .hobby-card__scene--hardware .hc-trace {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(34, 211, 238, 0.8), transparent);
    opacity: 0.7;
  }

  .hobby-card__scene--hardware .hc-trace--1 {
    top: 32%;
    left: 5%;
    width: 70%;
  }

  .hobby-card__scene--hardware .hc-trace--2 {
    top: 68%;
    right: 5%;
    width: 55%;
  }

  .hobby-card:hover .hobby-card__scene--hardware .hc-trace--1 {
    animation: hc-trace-run 2.8s ease-in-out infinite;
  }
  .hobby-card:hover .hobby-card__scene--hardware .hc-trace--2 {
    animation: hc-trace-run 3.2s ease-in-out infinite 0.6s;
  }

  .hobby-card__scene--hardware .hc-led {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #22d3ee;
    box-shadow: 0 0 10px #22d3ee;
  }

  .hobby-card__scene--hardware .hc-led--1 { top: 22%; left: 18%; }
  .hobby-card__scene--hardware .hc-led--2 { top: 48%; right: 20%; background: #4ade80; box-shadow: 0 0 10px #4ade80; }
  .hobby-card__scene--hardware .hc-led--3 { bottom: 22%; left: 42%; background: #fbbf24; box-shadow: 0 0 10px #fbbf24; }

  .hobby-card:hover .hobby-card__scene--hardware .hc-led--1 {
    animation: hc-led-blink 1.6s ease-in-out infinite;
  }
  .hobby-card:hover .hobby-card__scene--hardware .hc-led--2 {
    animation: hc-led-blink 2.1s ease-in-out infinite 0.4s;
  }
  .hobby-card:hover .hobby-card__scene--hardware .hc-led--3 {
    animation: hc-led-blink 1.8s ease-in-out infinite 0.8s;
  }

  /* ---------- AI ---------- */
  .hobby-card__scene--ai {
    background: radial-gradient(circle at 50% 30%, rgba(99, 102, 241, 0.28), transparent 60%);
  }

  .hobby-card__scene--ai .hc-neural {
    position: absolute;
    inset: 12% 8%;
    border: 1px solid rgba(129, 140, 248, 0.25);
    border-radius: 40% 60% 55% 45%;
    opacity: 0.5;
  }

  .hobby-card:hover .hobby-card__scene--ai .hc-neural {
    animation: hc-neural-morph 7s ease-in-out infinite;
  }

  .hobby-card__scene--ai .hc-node {
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #818cf8;
    box-shadow: 0 0 12px rgba(129, 140, 248, 0.8);
  }

  .hobby-card__scene--ai .hc-node--1 { top: 20%; left: 22%; }
  .hobby-card__scene--ai .hc-node--2 { top: 28%; right: 18%; }
  .hobby-card__scene--ai .hc-node--3 { bottom: 28%; left: 28%; }
  .hobby-card__scene--ai .hc-node--4 { bottom: 22%; right: 24%; background: #22d3ee; box-shadow: 0 0 12px rgba(34, 211, 238, 0.8); }

  .hobby-card:hover .hobby-card__scene--ai .hc-node {
    animation: hc-node-pulse 2.4s ease-in-out infinite;
  }
  .hobby-card:hover .hobby-card__scene--ai .hc-node--2 { animation-delay: 0.3s; }
  .hobby-card:hover .hobby-card__scene--ai .hc-node--3 { animation-delay: 0.6s; }
  .hobby-card:hover .hobby-card__scene--ai .hc-node--4 { animation-delay: 0.9s; }

  .hobby-card__scene--ai .hc-pulse {
    position: absolute;
    inset: 30%;
    border-radius: 50%;
    border: 1px solid rgba(129, 140, 248, 0.35);
  }

  .hobby-card:hover .hobby-card__scene--ai .hc-pulse {
    animation: hc-ring-pulse 2.8s ease-out infinite;
  }

  /* ---------- Cooking ---------- */
  .hobby-card__scene--cooking {
    background: linear-gradient(180deg, rgba(251, 146, 60, 0.12), rgba(180, 83, 9, 0.28));
  }

  .hobby-card__scene--cooking .hc-warmth {
    position: absolute;
    inset: auto 10% 0;
    height: 50%;
    background: radial-gradient(ellipse at 50% 100%, rgba(251, 146, 60, 0.45), transparent 70%);
  }

  .hobby-card__scene--cooking .hc-steam {
    position: absolute;
    bottom: 28%;
    width: 28px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(transparent, rgba(255, 255, 255, 0.28));
    filter: blur(6px);
    opacity: 0;
  }

  .hobby-card__scene--cooking .hc-steam--1 { left: 28%; }
  .hobby-card__scene--cooking .hc-steam--2 { left: 46%; width: 34px; }
  .hobby-card__scene--cooking .hc-steam--3 { left: 62%; }

  .hobby-card:hover .hobby-card__scene--cooking .hc-steam--1 {
    animation: hc-steam-rise 3.2s ease-in infinite;
  }
  .hobby-card:hover .hobby-card__scene--cooking .hc-steam--2 {
    animation: hc-steam-rise 3.8s ease-in infinite 0.5s;
  }
  .hobby-card:hover .hobby-card__scene--cooking .hc-steam--3 {
    animation: hc-steam-rise 3.4s ease-in infinite 1s;
  }

  .hobby-card__scene--cooking .hc-ember {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle, #fb923c 1.2px, transparent 2px) 20% 70% / 100% 100% no-repeat,
      radial-gradient(circle, #fbbf24 1px, transparent 2px) 55% 78% / 100% 100% no-repeat,
      radial-gradient(circle, #fdba74 1.1px, transparent 2px) 78% 65% / 100% 100% no-repeat;
    opacity: 0.7;
  }

  .hobby-card:hover .hobby-card__scene--cooking .hc-ember {
    animation: hc-ember-float 5s ease-in-out infinite;
  }

  /* ---------- Voluntary Work ---------- */
  .hobby-card__scene--traveling {
    background: radial-gradient(circle at 50% 40%, rgba(251, 191, 36, 0.22), rgba(99, 102, 241, 0.12) 55%, transparent 75%);
  }

  .hobby-card__scene--traveling .hc-aura {
    position: absolute;
    inset: 18%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(253, 224, 71, 0.28), transparent 65%);
  }

  .hobby-card:hover .hobby-card__scene--traveling .hc-aura {
    animation: hc-aura-breathe 4s ease-in-out infinite;
  }

  .hobby-card__scene--traveling .hc-rays {
    position: absolute;
    inset: -20%;
    background: conic-gradient(
      from 0deg,
      transparent 0deg,
      rgba(253, 224, 71, 0.12) 12deg,
      transparent 24deg,
      transparent 48deg,
      rgba(255, 255, 255, 0.08) 60deg,
      transparent 72deg,
      transparent 120deg,
      rgba(253, 224, 71, 0.1) 132deg,
      transparent 144deg
    );
    opacity: 0.55;
  }

  .hobby-card:hover .hobby-card__scene--traveling .hc-rays {
    animation: hc-rays-spin 18s linear infinite;
  }

  .hobby-card__scene--traveling .hc-orbs {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle, rgba(255, 255, 255, 0.7) 1.5px, transparent 2px) 25% 30% / 100% 100% no-repeat,
      radial-gradient(circle, rgba(253, 224, 71, 0.8) 1.2px, transparent 2px) 70% 25% / 100% 100% no-repeat,
      radial-gradient(circle, rgba(255, 255, 255, 0.6) 1px, transparent 2px) 40% 70% / 100% 100% no-repeat,
      radial-gradient(circle, rgba(253, 224, 71, 0.7) 1.3px, transparent 2px) 80% 65% / 100% 100% no-repeat;
  }

  .hobby-card:hover .hobby-card__scene--traveling .hc-orbs {
    animation: hc-orb-drift 8s ease-in-out infinite;
  }

  /* ---------- Saber Fencing ---------- */
  .hobby-card__scene--fencing {
    background: linear-gradient(160deg, rgba(148, 163, 184, 0.18), rgba(30, 58, 138, 0.22));
  }

  .hobby-card__scene--fencing .hc-piste {
    position: absolute;
    left: 12%;
    right: 12%;
    bottom: 18%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(226, 232, 240, 0.55), transparent);
    box-shadow: 0 -28px 0 -1px rgba(226, 232, 240, 0.12);
  }

  .hobby-card__scene--fencing .hc-slash {
    position: absolute;
    width: 70%;
    height: 2px;
    border-radius: var(--radius-full);
    background: linear-gradient(90deg, transparent, rgba(241, 245, 249, 0.95), rgba(56, 189, 248, 0.7), transparent);
    filter: blur(0.4px);
    opacity: 0;
    transform-origin: left center;
  }

  .hobby-card__scene--fencing .hc-slash--1 {
    top: 36%;
    left: 12%;
    transform: rotate(-28deg);
  }

  .hobby-card__scene--fencing .hc-slash--2 {
    top: 52%;
    left: 18%;
    width: 58%;
    transform: rotate(18deg);
  }

  .hobby-card:hover .hobby-card__scene--fencing .hc-slash--1 {
    animation: hc-saber-slash 2.4s ease-in-out infinite;
  }
  .hobby-card:hover .hobby-card__scene--fencing .hc-slash--2 {
    animation: hc-saber-slash 2.8s ease-in-out infinite 1.1s;
  }

  .hobby-card__scene--fencing .hc-spark {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle, #e2e8f0 1.2px, transparent 2px) 62% 40% / 100% 100% no-repeat,
      radial-gradient(circle, #38bdf8 1px, transparent 2px) 48% 48% / 100% 100% no-repeat,
      radial-gradient(circle, #f8fafc 1.1px, transparent 2px) 70% 52% / 100% 100% no-repeat;
    opacity: 0;
  }

  .hobby-card:hover .hobby-card__scene--fencing .hc-spark {
    animation: hc-spark-flash 2.4s ease-in-out infinite;
  }
}

[data-theme='light'] .hobby-card h3 {
  text-shadow: 0 1px 10px rgba(255, 255, 255, 0.5);
}

@media (hover: hover) and (pointer: fine) {
  [data-theme='light'] .hobby-card:hover {
    box-shadow:
      0 18px 36px -14px rgba(15, 23, 42, 0.22),
      0 0 40px -16px var(--accent-glow);
  }

  [data-theme='light'] .hobby-card__scene--nature .hc-sky {
    opacity: 0.32;
  }
}

@keyframes hc-tree-sway {
  0%, 100% { transform: rotate(-1.8deg); }
  50% { transform: rotate(2deg); }
}

@keyframes hc-leaf-drift {
  0% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(-8px, 14px, 0); }
  100% { transform: translate3d(0, 28px, 0); }
}

@keyframes hc-orb-float {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(10px, -12px, 0) scale(1.08); }
}

@keyframes hc-pixel-shift {
  0% { background-position: 0 0, 0 0; }
  100% { background-position: 14px 14px, 14px 14px; }
}

@keyframes hc-scan-move {
  0% { transform: translateY(0); }
  100% { transform: translateY(4px); }
}

@keyframes hc-grid-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.7; }
}

@keyframes hc-trace-run {
  0% { transform: scaleX(0.3); opacity: 0.2; }
  50% { transform: scaleX(1); opacity: 0.85; }
  100% { transform: scaleX(0.4); opacity: 0.25; }
}

@keyframes hc-led-blink {
  0%, 100% { opacity: 0.35; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.15); }
}

@keyframes hc-neural-morph {
  0%, 100% { border-radius: 40% 60% 55% 45%; transform: rotate(0deg); }
  50% { border-radius: 55% 45% 40% 60%; transform: rotate(8deg); }
}

@keyframes hc-node-pulse {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.35); opacity: 1; }
}

@keyframes hc-ring-pulse {
  0% { transform: scale(0.7); opacity: 0.6; }
  100% { transform: scale(1.45); opacity: 0; }
}

@keyframes hc-steam-rise {
  0% { transform: translate3d(0, 16px, 0) scaleX(0.8); opacity: 0; }
  25% { opacity: 0.55; }
  100% { transform: translate3d(8px, -48px, 0) scaleX(1.2); opacity: 0; }
}

@keyframes hc-ember-float {
  0%, 100% { transform: translate3d(0, 0, 0); opacity: 0.5; }
  50% { transform: translate3d(4px, -10px, 0); opacity: 0.9; }
}

@keyframes hc-aura-breathe {
  0%, 100% { transform: scale(0.92); opacity: 0.55; }
  50% { transform: scale(1.08); opacity: 0.9; }
}

@keyframes hc-rays-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes hc-orb-drift {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(-6px, -10px, 0); }
}

@keyframes hc-saber-slash {
  0% { opacity: 0; transform: rotate(var(--slash-rot, -28deg)) scaleX(0.2); }
  18% { opacity: 0.9; }
  42% { opacity: 0.15; transform: rotate(var(--slash-rot, -28deg)) scaleX(1); }
  100% { opacity: 0; transform: rotate(var(--slash-rot, -28deg)) scaleX(1); }
}

.hobby-card__scene--fencing .hc-slash--1 { --slash-rot: -28deg; }
.hobby-card__scene--fencing .hc-slash--2 { --slash-rot: 18deg; }

@keyframes hc-spark-flash {
  0%, 35%, 100% { opacity: 0; }
  18%, 28% { opacity: 0.85; }
}

.hobby-detail__back {
  display: inline-block;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--duration);
}

.hobby-detail__back:hover {
  color: var(--accent-light);
}

.hobby-detail {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
  max-width: 1100px;
  margin-inline: auto;
}

.hobby-detail__icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hobby-detail__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.hobby-detail__overview {
  color: var(--text-muted);
  line-height: 1.75;
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}

.hobby-detail__cta {
  text-decoration: none;
  margin-bottom: 0.5rem;
}

.hobby-detail__link--amma .hobby-detail__amma-logo {
  width: 22px;
  height: 22px;
}

.hobby-detail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.hobby-detail__link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1.1rem 0.65rem 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  transition:
    border-color var(--duration),
    background var(--duration),
    transform var(--duration) var(--ease-out),
    box-shadow var(--duration);
}

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

.hobby-detail__link-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 8px 20px -8px var(--accent-glow);
}

.hobby-detail__link-icon svg {
  width: 20px;
  height: 20px;
}

.hobby-detail__link--steam .hobby-detail__link-icon {
  background: transparent;
  border: none;
  box-shadow: none;
  overflow: hidden;
  padding: 0;
}

.hobby-detail__link--steam .hobby-detail__steam-logo {
  display: block;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  object-fit: cover;
  object-position: center;
}

.hobby-detail__link--steam:hover {
  border-color: rgba(99, 102, 241, 0.45);
  background: rgba(99, 102, 241, 0.08);
}

.hobby-detail__link--steam:hover .hobby-detail__link-label {
  color: var(--accent-light);
}

.hobby-detail__link--amma .hobby-detail__link-icon {
  background: transparent;
  border: none;
  box-shadow: none;
  overflow: hidden;
  padding: 0;
}

.hobby-detail__link--amma:hover {
  border-color: rgba(99, 102, 241, 0.45);
  background: rgba(99, 102, 241, 0.08);
}

.hobby-detail__link--amma:hover .hobby-detail__link-label {
  color: var(--accent-light);
}

.hobby-detail__features {
  padding: 2rem;
}

.hobby-detail__features h2 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.hobby-detail__features ul {
  display: grid;
  gap: 0.75rem;
}

.hobby-detail__features li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.hobby-detail__features li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.75rem;
}

.hobby-detail__media {
  position: sticky;
  top: calc(var(--nav-height) + 1.5rem);
}

.hobby-detail__media-loading {
  aspect-ratio: 4 / 5;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 0.75rem;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  color: var(--text-subtle);
}

.hobby-detail__media-loading span {
  font-size: 2.5rem;
}

.hobby-tools {
  padding: 1.35rem 1.25rem 1.25rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow), var(--shadow-glow);
}

.hobby-tools__header {
  margin-bottom: 1.1rem;
}

.hobby-tools__eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-light);
}

.hobby-tools__title {
  margin: 0 0 0.45rem;
  font-size: 1.2rem;
  line-height: 1.25;
}

.hobby-tools__lead {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--text-muted);
}

.hobby-tools__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.hobby-tools__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  padding: 0.85rem 0.9rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  transition:
    border-color var(--duration),
    background var(--duration),
    transform var(--duration) var(--ease-out);
}

[data-theme='light'] .hobby-tools__item {
  background: rgba(255, 255, 255, 0.55);
}

@media (hover: hover) and (pointer: fine) {
  .hobby-tools__item:hover {
    border-color: rgba(99, 102, 241, 0.4);
    background: rgba(99, 102, 241, 0.08);
    transform: translateY(-1px);
  }
}

.hobby-tools__icon {
  width: 2.35rem;
  height: 2.35rem;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: var(--accent-light);
}

.hobby-tools__icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.hobby-tools__item--cursor .hobby-tools__icon {
  color: #67e8f9;
}

.hobby-tools__item--claude .hobby-tools__icon {
  color: #fdba74;
}

.hobby-tools__item--copilot .hobby-tools__icon {
  color: #a5b4fc;
}

.hobby-tools__item--chatgpt .hobby-tools__icon {
  color: #86efac;
}

.hobby-tools__body {
  min-width: 0;
  display: grid;
  gap: 0.28rem;
}

.hobby-tools__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.65rem;
}

.hobby-tools__name {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text);
}

.hobby-tools__badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(34, 211, 238, 0.45);
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.22), rgba(99, 102, 241, 0.2));
  color: #67e8f9;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 0 16px -6px rgba(34, 211, 238, 0.55);
}

[data-theme='light'] .hobby-tools__badge {
  color: #0e7490;
  border-color: rgba(8, 145, 178, 0.4);
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.18), rgba(99, 102, 241, 0.12));
}

.hobby-tools__item--cursor {
  border-color: rgba(34, 211, 238, 0.28);
}

.hobby-tools__category {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(99, 102, 241, 0.35);
  background: rgba(99, 102, 241, 0.12);
  color: var(--accent-light);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hobby-tools__item--chatgpt .hobby-tools__category {
  border-color: rgba(34, 197, 94, 0.35);
  background: rgba(34, 197, 94, 0.12);
  color: #86efac;
}

[data-theme='light'] .hobby-tools__item--chatgpt .hobby-tools__category {
  color: #15803d;
}

.hobby-tools__desc {
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--text-muted);
}

.hobby-carousel {
  position: relative;
}

.hobby-carousel:focus-within .hobby-carousel__nav {
  opacity: 1;
}

.hobby-carousel__viewport {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  box-shadow: var(--shadow), var(--shadow-glow);
}

.hobby-carousel__track {
  position: relative;
  width: 100%;
  height: 100%;
}

.hobby-carousel__slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  transition: opacity 0.5s var(--ease-out);
  pointer-events: none;
}

.hobby-carousel__slide.is-active {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}

.hobby-carousel__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.hobby-carousel--contain .hobby-carousel__slide img {
  object-fit: contain;
}

.hobby-carousel__nav {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-hover);
  background: rgba(9, 9, 11, 0.78);
  backdrop-filter: blur(10px);
  color: var(--text);
  cursor: pointer;
  transform: translateY(-50%);
  transition:
    opacity var(--duration),
    border-color var(--duration),
    background var(--duration),
    transform var(--duration) var(--ease-spring),
    box-shadow var(--duration);
}

[data-theme='light'] .hobby-carousel__nav {
  background: rgba(255, 255, 255, 0.88);
  color: #18181b;
}

.hobby-carousel__nav svg {
  width: 20px;
  height: 20px;
}

.hobby-carousel__nav--prev {
  left: 0.85rem;
}

.hobby-carousel__nav--next {
  right: 0.85rem;
}

.hobby-carousel__nav:hover {
  border-color: rgba(99, 102, 241, 0.55);
  background: rgba(99, 102, 241, 0.22);
  transform: translateY(-50%) scale(1.04);
  box-shadow: 0 10px 24px -10px var(--accent-glow);
}

.hobby-carousel__nav:active {
  transform: translateY(-50%) scale(0.98);
}

@media (prefers-reduced-motion: reduce) {
  .hobby-carousel__slide {
    transition: none;
  }
}

.hobby-detail__photo-frame {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  box-shadow: var(--shadow), var(--shadow-glow);
}

.hobby-detail__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.hobby-detail__photo-frame--fit {
  aspect-ratio: auto;
}

.hobby-detail__photo-frame--fit .hobby-detail__photo {
  height: auto;
  object-fit: contain;
}

.hobby-detail__photo-fallback {
  display: none;
  position: absolute;
  inset: 0;
  place-items: center;
  align-content: center;
  text-align: center;
  gap: 0.5rem;
  padding: 1.5rem;
  color: var(--text-subtle);
  background:
    linear-gradient(160deg, rgba(99, 102, 241, 0.12) 0%, transparent 55%),
    var(--bg-elevated);
}

.hobby-detail__photo-frame.is-empty .hobby-detail__photo {
  display: none;
}

.hobby-detail__photo-frame.is-empty .hobby-detail__photo-fallback {
  display: grid;
}

.hobby-detail__photo-fallback span {
  font-size: 2.5rem;
}

.hobby-detail__photo-fallback p {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
}

.hobby-detail__photo-fallback code {
  font-size: 0.75rem;
  word-break: break-all;
  color: var(--text-subtle);
}

/* --------------------------------------------------------------------------
   Contact page
   -------------------------------------------------------------------------- */
.contact-card {
  max-width: 780px;
  margin-inline: auto;
  padding: clamp(1.75rem, 4vw, 2.5rem);
}

.contact-card__intro {
  margin-bottom: 1.75rem;
  text-align: center;
}

.contact-info__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.contact-info__desc {
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 36rem;
  margin-inline: auto;
}

.contact-info__list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.contact-info__list li {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  transition:
    border-color var(--duration),
    transform var(--duration) var(--ease-out),
    box-shadow var(--duration);
}

.contact-info__list li:hover {
  border-color: rgba(99, 102, 241, 0.35);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.contact-info__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 8px 20px -8px var(--accent-glow);
}

.contact-info__icon svg {
  width: 18px;
  height: 18px;
}

.contact-info__meta {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.contact-info__meta strong {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
}

.contact-info__meta a,
.contact-info__meta > span:not(.contact-info__copy) {
  color: var(--text);
  font-size: 0.95rem;
  transition: color var(--duration);
}

.contact-info__meta a[href^='tel:'] {
  white-space: nowrap;
}

.contact-info__meta a:hover {
  color: var(--accent-light);
}

.contact-info__label-row {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.contact-info__copied {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-2);
  opacity: 0;
  transform: translateX(-4px);
  max-width: 0;
  overflow: hidden;
  white-space: nowrap;
  transition:
    opacity 0.22s ease,
    transform 0.22s ease,
    max-width 0.22s ease;
  pointer-events: none;
}

.contact-info__copied.is-visible {
  opacity: 1;
  transform: translateX(0);
  max-width: 6rem;
}

.contact-info__copy-btn {
  display: inline;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  font-size: 0.95rem;
  line-height: 1.45;
  text-align: left;
  color: var(--text);
  cursor: pointer;
  overflow-wrap: anywhere;
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 0.18em;
  transition:
    color var(--duration),
    text-decoration-color var(--duration);
}

.contact-info__copy-btn:hover,
.contact-info__copy-btn:focus-visible {
  color: var(--accent-light);
  text-decoration-color: currentColor;
}

.contact-info__copy-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.contact-card__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
}

.contact-info__social {
  display: flex;
  gap: 0.65rem;
}