@import url("https://fonts.googleapis.com/css2?family=Google+Sans+Code:ital,wght@0,300..800;1,300..800&family=Outfit:wght@100..900&display=swap");

/* Variables */
:root {
  color-scheme: light;
  --gray-0: #fbfbfb;
  --gray-1: #eeeeee;
  --gray-2: #e4e4e7;
  --gray-3: #d4d4d8;
  --gray-4: #c8c8cf;
  --gray-5: #a1a1a8;
  --gray-6: #4e4e55;
  --gray-7: #323239;
  --gray-8: #25252b;
  --gray-9: #1c1c20;
  --gray-10: #1d1d22;
  --gray-11: #16161a;
  --gray-12: #0d0d11;
  --beige-0: #fdf9ee;
  --beige-1: #f6f0df;
  --beige-2: #eee8d5;
  --beige-25: #e5dcbd;
  --beige-3: #ded4b2;
  --beige-4: #c6ba93;
  --background: var(--beige-0);
  --sidebar-background: var(--beige-0);
  --card-background: var(--beige-1);
  --text: var(--gray-8);
  --text-strong: var(--gray-10);
  --text-muted: var(--gray-6);
  --border: var(--beige-25);
  --card-border: var(--beige-3);
  --card-hover-border: var(--beige-4);
  --card-hover-background: #f8f2e3;
  --accent: #d33682;
  --accent-soft: rgba(211, 54, 130, 0.1);
  --color-mascot-circle: #d33682;
  --navbar-height: 60px;
  --footer-height: 60px;
  --sidebar-width: 260px;
  --content-width: 760px;
  --right-column-width: 260px;
  --desktop-content-offset: 200px;
  --desktop-content-gutter: 2rem;
  --radius: 6px;
  --font-family: -apple-system, BlinkMacSystemFont, Avenir, Helvetica, Arial, sans-serif;
  --font-family-heading: "Outfit", -apple-system, BlinkMacSystemFont, "DM Sans", Avenir, Helvetica, Arial, sans-serif;
  --font-family-monospace: Menlo, "Google Sans Code", monospace;
  --ease-out-soft: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-standard: cubic-bezier(0.2, 0, 0, 1);
  --duration-fast: 140ms;
  --duration-medium: 220ms;
  --duration-slow: 320ms;
}

[data-theme="dark"] {
  color-scheme: dark;
  --background: var(--gray-9);
  --sidebar-background: var(--gray-9);
  --card-background: var(--gray-8);
  --text: var(--gray-3);
  --text-strong: var(--gray-0);
  --text-muted: var(--gray-5);
  --border: var(--gray-7);
  --card-border: var(--gray-7);
  --card-hover-border: var(--gray-6);
  --card-hover-background: #29292f;
  --accent: #ff8ac0;
  --accent-soft: rgba(255, 138, 192, 0.12);
  --color-mascot-circle: #ff8ac0;
}

/* Base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background: var(--background);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 280px;
  background: var(--background);
  color: var(--text);
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

ul {
  margin: 0;
  padding-left: 1.2rem;
}

p {
  margin: 0 0 1.1rem;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -4rem;
  z-index: 20;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--gray-0);
  padding: 0.55rem 0.85rem;
}

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

/* Layout */
.site-shell {
  min-height: 100vh;
}

.main-content {
  width: 100%;
  max-width: calc(var(--content-width) + 3rem);
  padding: 2.75rem 1.5rem 0;
  animation: page-content-enter var(--duration-slow) var(--ease-out-soft) both;
}

.content-section {
  margin-bottom: 3.75rem;
}

.page-header {
  margin-bottom: 3rem;
}

.page-header h1 {
  margin-bottom: 0.65rem;
  text-wrap: balance;
}

.page-intro {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 1.06rem;
  text-wrap: pretty;
}

.site-footer {
  display: flex;
  align-items: center;
  min-height: var(--footer-height);
  margin-top: 3.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0;
}

/* Sidebar */
.sidebar {
  display: none;
}

.mobile-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border);
  background: var(--sidebar-background);
  padding: 0 1.5rem 0.8rem;
}

.mobile-header-bar {
  display: flex;
  align-items: center;
  height: var(--navbar-height);
}

.identity {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
}

.brand-icon {
  width: 35px;
  height: auto;
}

.site-name {
  color: var(--text-strong);
  font-family: var(--font-family-heading);
  font-size: 18px;
  font-weight: 500;
  text-decoration: none;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-left: 0.50rem;
  padding: 0;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-strong);
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-out-soft);
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  border-color: var(--border);
  background: var(--card-background);
  transform: translateY(-1px);
}

.theme-toggle:active {
  transform: translateY(0) scale(0.96);
}

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

.theme-toggle img,
.theme-toggle svg {
  display: block;
  width: 20px;
  height: 20px;
  transition:
    opacity var(--duration-fast) var(--ease-standard),
    transform var(--duration-medium) var(--ease-out-soft);
}

.theme-toggle:hover img,
.theme-toggle:hover svg {
  transform: rotate(-8deg) scale(1.03);
}

.theme-toggle .theme-icon-moon {
  display: none;
}

[data-theme="dark"] .theme-toggle .theme-icon-sun {
  display: none;
}

[data-theme="dark"] .theme-toggle .theme-icon-moon {
  display: block;
}

.mobile-nav {
  display: flex;
  gap: 0.45rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.mobile-nav::-webkit-scrollbar {
  display: none;
}

.mobile-nav a,
.sidebar-nav a {
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.45;
  padding: 0.35rem 0.5rem;
  text-decoration: none;
  transition:
    background-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-out-soft);
}

.mobile-nav a:hover,
.sidebar-nav a:hover {
  background: var(--card-background);
  color: var(--accent);
}

@media (hover: hover) and (pointer: fine) {
  .sidebar-nav a:hover {
    transform: translateX(2px);
  }
}

.mobile-nav a[aria-current="page"],
.sidebar-nav a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--accent);
}

.sidebar-section {
  margin: 1.25rem;
  margin-left: 2.25rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-section:last-child {
  border-bottom: 0;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-nav a {
  margin: 0 -0.5rem;
  padding: 4px 0.5rem;
}

.sidebar-nav-link {
  display: grid;
  grid-template-columns: 28px 1fr;
  align-items: center;
  column-gap: 2.5px;
}

.sidebar-link-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  overflow: visible;
}

.sidebar-link-icon img,
.sidebar-link-icon svg,
.sidebar-link-icon .github-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  transform-origin: center;
}

.sidebar-link-icon img:not(.github-icon-dark):not(.github-icon-light),
.sidebar-link-icon svg {
  display: block;
}

.sidebar-link-icon--about img {
  transform: scale(1.60);
}

.sidebar-link-icon--notes > * {
  transform: translateX(7.5px) scale(2);
  transform-origin: center;
}

.sidebar-link-text {
  line-height: 1.2;
}

.nav-heading {
  margin: 0 0 0.65rem;
  color: var(--text-muted);
  font-family: var(--font-family-monospace);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sidebar-about h2 {
  margin: 0 0 0.55rem;
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.sidebar-about p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Typography */
h1,
h2,
h3,
h4 {
  margin: 0 0 1rem;
  color: var(--text-strong);
  font-family: var(--font-family-heading);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

h1 {
  font-size: 2.2rem;
  font-weight: 700;
}

h2 {
  font-size: 1.8rem;
}

h3 {
  font-size: 1.6rem;
}

h4 {
  font-size: 1.2rem;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.17em;
  transition:
    color var(--duration-fast) var(--ease-standard),
    opacity var(--duration-fast) var(--ease-standard),
    text-decoration-color var(--duration-fast) var(--ease-standard);
}

a:hover {
  opacity: 0.78;
}

a:focus:not(:focus-visible),
button:focus:not(:focus-visible) {
  outline: none;
  box-shadow: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.page-label {
  margin: 0 0 0.85rem;
  color: var(--text-muted);
  font-family: var(--font-family-monospace);
  font-size: 0.86rem;
}

.hero {
  padding-top: 1.3rem;
}

.hero-index {
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
}

.hero h1 {
  margin-bottom: 1.1rem;
}

.hero-copy {
  max-width: 570px;
}

.hero-intro {
  margin-bottom: 2.25rem;
  font-size: 1.13rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-mascot-frame {
  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  width: 100%;
  max-width: 380px;
}

.hero-mascot-frame::before {
  content: "";
  position: absolute;
  top: 55%;
  left: 48%;
  z-index: 0;
  width: clamp(190px, 52%, 255px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: var(--color-mascot-circle);
  transform: translate(-50%, -50%);
}

.hero-mascot-frame img {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 380px;
  height: auto;
  object-fit: contain;
}

.link-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.52rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero-action-button {
  box-sizing: border-box;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.55rem 0.9rem;
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background-color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-out-soft);
}

.hero-action-button:hover {
  background: var(--accent-soft);
}

.hero-action-button:active {
  transform: translateY(0) scale(0.98);
}

.hero-action-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
}

.hero-action-icon img,
.hero-action-icon svg {
  display: block;
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.hero-action-button[href="about.html"] .hero-action-icon img {
  transform: scale(1.35);
  transform-origin: center;
}

.hero-divider {
  width: 100%;
  max-width: 570px;
  margin: 2.4rem 0;
  border: 0;
  border-top: 1px solid var(--border);
}

.hero-contact h2 {
  font-size: 1.28rem;
  margin-bottom: 1rem;
}

.prose {
  max-width: 680px;
}

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

.text-list li + li {
  margin-top: 0.6rem;
}

.meta {
  color: var(--text-muted);
  font-size: 0.93rem;
}

/* Cards */
.simple-card {
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: var(--card-background);
  padding: 1.3rem 1.4rem;
  transition:
    background-color var(--duration-medium) var(--ease-standard),
    border-color var(--duration-medium) var(--ease-standard),
    transform var(--duration-medium) var(--ease-out-soft);
}

.certificate-list,
.current-list,
.tool-list,
.misc-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.certificate-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 120px;
  align-items: center;
  gap: 1.75rem;
}

.certificate-content {
  min-width: 0;
}

.certificate-card--without-logo {
  grid-template-columns: minmax(0, 1fr);
}

.certificate-logo-frame {
  display: grid;
  place-items: center;
  justify-self: center;
  width: 120px;
  height: 120px;
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
}

.certificate-logo-frame img {
  display: block;
  width: auto;
  height: auto;
  max-width: 92px;
  max-height: 92px;
  object-fit: contain;
  object-position: center;
  transition: transform var(--duration-medium) var(--ease-out-soft);
}

.certificate-card:nth-child(2) .certificate-logo-frame img {
  max-width: 96px;
  max-height: 96px;
}

.certificate-item h3 {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
}

.certificate-item p {
  margin: 0 0 0.35rem;
}

.certificate-link {
  margin-top: 0.65rem !important;
}

.certificate-link a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  border: 1px solid var(--card-hover-border);
  border-radius: var(--radius);
  padding: 0.35rem 0.6rem;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
}

.hardware-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.hardware-list > li + li {
  margin-top: 0.65rem;
}

.hardware-details {
  display: grid;
  gap: 0.25rem;
  margin: 0.6rem 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.hardware-details div {
  display: flex;
  gap: 0.5rem;
}

.hardware-details dt {
  min-width: 92px;
  color: var(--text);
}

.hardware-details dd {
  margin: 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  padding: 10px 14px;
  color: var(--accent);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition:
    background-color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-out-soft);
}

.button:hover {
  background: var(--accent-soft);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.62;
}

.button:active {
  transform: translateY(0) scale(0.98);
}

.button-small {
  padding: 0.5rem 0.75rem;
  font-size: 14px;
}

/* Home Sections */
.home-sections {
  max-width: var(--content-width);
  margin-top: 4rem;
}

.home-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 1.7rem;
}

.home-section-header h2 {
  margin: 0;
}

.icon-heading {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.section-icon {
  flex: none;
  width: 30px;
  height: 30px;
  color: var(--accent);
}

.home-section-link {
  flex: none;
  font-size: 0.95rem;
  font-weight: 600;
}

.home-preview-list {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.home-preview-list .archive-body h3 a {
  color: var(--text-strong);
  text-decoration: none;
}

.home-preview-list .archive-body h3 a:hover {
  color: var(--accent);
}

/* Skills Grid */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
}

.skill-card {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-height: 68px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: var(--card-background);
  padding: 0.75rem 0.9rem;
  transition:
    background-color var(--duration-medium) var(--ease-standard),
    border-color var(--duration-medium) var(--ease-standard),
    transform var(--duration-medium) var(--ease-out-soft);
}

.skill-card:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.skill-card img {
  flex: none;
  width: 42px;
  height: 42px;
  border-radius: 9px;
}

.skill-card span {
  color: var(--text-strong);
  font-size: 1rem;
  font-weight: 500;
}

/* Archive Lists */
.search-field {
  display: block;
  max-width: 420px;
  margin: 0 0 2.8rem;
}

.search-field label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.search-field input {
  display: block;
  width: 100%;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: var(--card-background);
  padding: 0.68rem 0.8rem;
}

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

.archive-year {
  display: grid;
  gap: 1rem;
  margin-bottom: 3.25rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--border);
}

.archive-year > h2 {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-family-monospace);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0;
}

.archive-items {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.archive-item {
  display: grid;
  gap: 0.45rem;
  transition: transform var(--duration-medium) var(--ease-out-soft);
}

.archive-date {
  color: var(--text-muted);
  font-family: var(--font-family-monospace);
  font-size: 0.88rem;
}

.archive-body h3 {
  margin: 0 0 0.35rem;
  font-size: 1.18rem;
  letter-spacing: -0.01em;
}

.archive-title-link {
  color: var(--text-strong);
  text-decoration-color: transparent;
}

.archive-title-link:hover {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.archive-body p {
  max-width: 610px;
  margin: 0 0 0.5rem;
}

.notes-page .search-field {
  max-width: 520px;
  margin-bottom: 2.25rem;
}

.notes-page .search-field input {
  padding: 0.78rem 0.9rem;
}

.notes-list {
  gap: 0;
  border-top: 1px solid var(--border);
}

.notes-list .archive-item {
  padding: 1.4rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
}

.notes-list .archive-date {
  padding-top: 0.12rem;
  font-variant-numeric: tabular-nums;
}

.notes-list .archive-body h3 {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.35rem 0.55rem;
  margin-bottom: 0.45rem;
}

.notes-list .archive-body p {
  max-width: 58ch;
  margin-bottom: 0;
  text-wrap: pretty;
}

.notes-list .tag {
  margin-left: 0;
}

.notes-page .site-footer {
  margin-top: 2.75rem;
}

.archive-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.archive-link-separator {
  display: none;
}

.archive-links > a {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--card-hover-border);
  border-radius: var(--radius);
  padding: 0.35rem 0.6rem;
  text-decoration: none;
  transition:
    background-color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-out-soft);
}

.archive-links > a:not(.source-link),
.archive-action--primary {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.archive-links > a:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  opacity: 1;
  transform: translateY(-1px);
}

.source-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.source-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
}

.github-icon {
  display: block;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
}

.github-icon-dark {
  display: none;
}

[data-theme="dark"] .github-icon-dark {
  display: block;
}

[data-theme="dark"] .github-icon-light {
  display: none;
}

.status,
.tag {
  display: inline-flex;
  align-items: center;
  margin-left: 0.55rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-family: var(--font-family-monospace);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  padding: 0.12rem 0.38rem;
  vertical-align: middle;
}

.status {
  border-color: var(--card-hover-border);
  background: var(--accent-soft);
  color: var(--accent);
}

.empty-state {
  max-width: 640px;
  margin-top: 1.7rem;
}

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

.content-card h2 {
  margin-top: 0;
}

.content-card-image {
  display: block;
  width: 100%;
  max-height: 320px;
  margin-bottom: 1rem;
  border-radius: var(--radius);
  object-fit: contain;
}

.illustration-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  align-items: start;
  gap: 1.5rem;
}

.illustration-card {
  align-self: start;
  overflow: hidden;
  padding: 0;
}

.illustration-media {
  display: grid;
  place-items: center;
  margin: 0;
  overflow: hidden;
  border-bottom: 1px solid var(--card-border);
  background: var(--background);
}

.illustration-media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(68vh, 640px);
  object-fit: contain;
  transition: transform var(--duration-slow) var(--ease-out-soft);
}

.illustration-media[data-orientation="portrait"] img {
  width: auto;
  max-width: 100%;
}

.illustration-media[data-orientation="square"] img {
  width: min(100%, 640px);
}

.illustration-media--empty {
  display: grid;
  min-height: 180px;
  place-items: center;
  color: var(--text-muted);
  font-family: var(--font-family-monospace);
  font-size: 0.85rem;
}

.illustration-content {
  padding: 1.15rem 1.25rem 1.3rem;
}

.illustration-content h2 {
  margin: 0 0 0.35rem;
  font-size: 1.25rem;
  text-wrap: balance;
}

.illustration-content > p {
  margin: 0.75rem 0 0;
  color: var(--text-muted);
  text-wrap: pretty;
}

.illustration-tags,
.note-detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.85rem;
}

.illustration-tags .tag,
.note-detail-tags .tag {
  margin-left: 0;
}

.note-detail {
  max-width: 680px;
}

.note-back-link {
  display: inline-block;
  margin-bottom: 2rem;
  font-weight: 600;
  text-decoration-thickness: 1.5px;
}

.note-detail-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.note-detail-header h1 {
  margin: 0.45rem 0 0;
  text-wrap: balance;
}

.note-detail-summary {
  max-width: 62ch;
  margin: 1.25rem 0 0;
  color: var(--text-muted);
  font-size: 1.08rem;
}

.note-detail-body {
  max-width: 65ch;
}

.note-detail-body p {
  margin: 0 0 1.25rem;
}

.content-state--error {
  border-color: var(--accent);
}

.content-load-note {
  margin: 0.75rem 0 0;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.no-results {
  margin-top: -1.4rem;
  color: var(--text-muted);
}

.message-modal-open {
  overflow: hidden;
}

/* Message Modal */
.message-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  overflow-y: auto;
  background: rgba(13, 13, 17, 0.74);
  padding: 1.25rem;
}

.message-modal {
  width: min(100%, 720px);
  max-height: min(880px, calc(100vh - 2.5rem));
  overflow-y: auto;
  border: 1px solid var(--card-border);
  border-radius: calc(var(--radius) + 4px);
  background: var(--card-background);
  color: var(--text);
  padding: 1.25rem;
  animation: modal-enter var(--duration-medium) var(--ease-out-soft) both;
}

.message-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.message-modal-eyebrow {
  margin: 0 0 0.2rem;
  color: var(--accent);
  font-family: var(--font-family-monospace);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.message-modal-header h2 {
  margin-bottom: 0.45rem;
}

.message-modal-header p:last-child {
  margin-bottom: 0;
  color: var(--text-muted);
}

.message-modal-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-strong);
  cursor: pointer;
  font-size: 1.45rem;
  line-height: 1;
  transition:
    background-color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-out-soft);
}

.message-modal-close:hover,
.message-modal-close:focus-visible {
  border-color: var(--border);
  background: var(--background);
}

.message-form-grid {
  display: grid;
  gap: 1rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-field label,
.message-label-row label {
  color: var(--text-strong);
  font-weight: 600;
}

.optional-label,
.form-help {
  color: var(--text-muted);
  font-size: 0.86rem;
  font-weight: 400;
}

.form-help,
.form-error,
.message-status {
  margin: 0;
}

.form-error {
  min-height: 1.2em;
  color: var(--accent);
  font-size: 0.88rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: var(--background);
  color: var(--text);
  padding: 0.68rem 0.75rem;
  transition:
    border-color var(--duration-fast) var(--ease-standard),
    background-color var(--duration-fast) var(--ease-standard);
}

.form-field textarea {
  min-height: 168px;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--accent);
  outline: 2px solid var(--accent-soft);
  outline-offset: 2px;
}

.phone-row {
  display: grid;
  grid-template-columns: 128px minmax(0, 1fr);
  gap: 0.6rem;
}

.message-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.character-counter {
  color: var(--text-muted);
  font-family: var(--font-family-monospace);
  font-size: 0.82rem;
}

.honeypot-field {
  position: absolute;
  left: -100vw;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.message-status {
  min-height: 1.4em;
  color: var(--text-muted);
  font-size: 0.94rem;
}

.message-status[data-state="success"],
.message-status[data-state="error"] {
  color: var(--accent);
}

.message-form-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.button-secondary {
  border-color: var(--card-border);
  color: var(--text);
}

/* Admin */
.admin-shell {
  min-height: 100vh;
  background: var(--background);
}

.admin-main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.admin-note,
.admin-warning {
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: var(--card-background);
  color: var(--text-muted);
  padding: 1rem 1.1rem;
}

.admin-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 2rem 0 1.25rem;
}

.filter-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-tab {
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  padding: 0.45rem 0.7rem;
}

.filter-tab[aria-pressed="true"] {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.admin-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 1.2rem;
}

.messages-list,
.message-detail {
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: var(--card-background);
}

.message-row {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  padding: 1rem;
  text-align: left;
}

.message-row:last-child {
  border-bottom: 0;
}

.message-row:hover,
.message-row:focus-visible {
  background: var(--accent-soft);
}

.message-row-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--text-strong);
  font-weight: 600;
}

.message-row p {
  margin: 0.35rem 0 0;
  color: var(--text-muted);
}

.demo-badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-family: var(--font-family-monospace);
  font-size: 0.7rem;
  padding: 0.1rem 0.35rem;
}

.message-detail {
  padding: 1.1rem;
}

.message-detail dl {
  display: grid;
  gap: 0.75rem;
  margin: 0;
}

.message-detail dt {
  color: var(--text-muted);
  font-family: var(--font-family-monospace);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.message-detail dd {
  margin: 0;
  color: var(--text);
}

[hidden] {
  display: none !important;
}

@media (hover: hover) and (pointer: fine) {
  .hero-action-button:hover,
  .button:hover,
  .simple-card:hover,
  .skill-card:hover {
    transform: translateY(-2px);
  }

  .archive-item:hover {
    transform: translateX(2px);
  }

  .certificate-card:hover .certificate-logo-frame img {
    transform: translateY(-1px) scale(1.015);
  }

  .simple-card:hover,
  .illustration-card:hover {
    border-color: var(--card-hover-border);
    background: var(--card-hover-background);
  }

  .illustration-card:hover .illustration-media img {
    transform: scale(1.012);
  }
}

.hero-action-button:active,
.button:active {
  transform: translateY(0) scale(0.98);
}

@keyframes page-content-enter {
  from {
    opacity: 0;
    transform: translateY(6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes modal-enter {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.99);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Theme */
body,
.mobile-header,
.sidebar,
.search-field input {
  transition:
    background-color var(--duration-medium) var(--ease-standard),
    border-color var(--duration-medium) var(--ease-standard),
    color var(--duration-medium) var(--ease-standard);
}

/* Responsive */
@media (max-width: 599px) {
  .message-modal {
    padding: 1rem;
  }

  .message-modal-header {
    gap: 0.75rem;
  }

  .phone-row,
  .admin-grid {
    grid-template-columns: 1fr;
  }

  .certificate-card {
    grid-template-columns: 1fr;
  }

  .certificate-logo-frame {
    width: 100px;
    height: 100px;
    justify-self: center;
  }

  .certificate-logo-frame img,
  .certificate-card:nth-child(2) .certificate-logo-frame img {
    max-width: 88px;
    max-height: 88px;
  }
}

@media (min-width: 600px) {
  .mobile-header,
  .main-content {
    padding-left: 2rem;
    padding-right: 2rem;
  }

  .message-form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  h1 {
    font-size: 2.8rem;
  }

  h2 {
    font-size: 2.3rem;
  }

  h3 {
    font-size: 1.9rem;
  }

  h4 {
    font-size: 1.5rem;
  }

  .skills-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .archive-year {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 1.35rem;
  }

  .archive-item {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 1.1rem;
  }

  .archive-item[data-note-item] {
    grid-template-columns: 120px minmax(0, 1fr);
  }

  .notes-list .archive-item[data-note-item] {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 1.5rem;
  }

  .archive-item--grouped {
    grid-template-columns: minmax(0, 1fr);
  }

}

@media (min-width: 800px) {
  .page-header h1,
  .hero h1 {
    font-size: 3rem;
  }
}

@media (min-width: 1020px) {
  .site-shell {
    display: grid;
    grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  }

  .mobile-header {
    display: none;
  }

  .sidebar {
    position: sticky;
    top: 0;
    display: block;
    height: 100vh;
    overflow-y: auto;
    border-right: 1px solid var(--border);
    background: var(--sidebar-background);
  }

  .main-content {
    max-width: calc(var(--content-width) + var(--desktop-content-offset) + var(--desktop-content-gutter));
    padding: 3.75rem var(--desktop-content-gutter) 0 var(--desktop-content-offset);
  }

  .main-content-home {
    max-width: calc(var(--content-width) + var(--right-column-width) + var(--desktop-content-offset) + var(--desktop-content-gutter));
  }

  .hero-index {
    display: grid;
    grid-template-columns: minmax(350px, 1fr) minmax(250px, 400px);
    align-items: start;
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .hero-visual {
    justify-content: flex-end;
    padding-top: 2.1rem;
  }

  .hero-mascot-frame {
    max-width: 400px;
  }

  .skills-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 420px) {
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .home-section-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

  .illustrations-page .main-content {
    max-width: calc(var(--content-width) + var(--right-column-width) + var(--desktop-content-offset) + var(--desktop-content-gutter));
  }
}