:root {
  color-scheme: light;
  --font-sans: "Google Sans Flex", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;

  --md-ref-typeface-brand: var(--font-sans);
  --md-ref-typeface-plain: var(--font-sans);
  --md-sys-typescale-body-medium-font: var(--font-sans);
  --md-sys-typescale-title-medium-font: var(--font-sans);
  --md-sys-typescale-label-large-font: var(--font-sans);

  --md-sys-color-primary: #c76d34;
  --md-sys-color-on-primary: #fff8f2;
  --md-sys-color-primary-container: #ffdcc5;
  --md-sys-color-on-primary-container: #3d1700;
  --md-sys-color-secondary: #8b5d3d;
  --md-sys-color-on-secondary: #fff8f4;
  --md-sys-color-secondary-container: #f8ddcc;
  --md-sys-color-on-secondary-container: #341100;
  --md-sys-color-tertiary: #9a6a20;
  --md-sys-color-on-tertiary: #fff8ef;
  --md-sys-color-tertiary-container: #f4e0bf;
  --md-sys-color-on-tertiary-container: #2e1a00;
  --md-sys-color-background: #f6ede4;
  --md-sys-color-on-background: #241a13;
  --md-sys-color-surface: #fff8f3;
  --md-sys-color-surface-dim: #e6d8cc;
  --md-sys-color-surface-bright: #fff8f3;
  --md-sys-color-surface-container-lowest: #ffffff;
  --md-sys-color-surface-container-low: #fbf2ea;
  --md-sys-color-surface-container: #f6ece3;
  --md-sys-color-surface-container-high: #f1e5db;
  --md-sys-color-surface-container-highest: #ebddd1;
  --md-sys-color-outline: rgba(110, 78, 57, 0.28);
  --md-sys-color-outline-variant: rgba(110, 78, 57, 0.14);
  --md-sys-color-on-surface: #241a13;
  --md-sys-color-on-surface-variant: #654b3a;

  --md-sys-shape-corner-small: 12px;
  --md-sys-shape-corner-medium: 20px;
  --md-sys-shape-corner-large: 28px;
  --md-sys-shape-corner-extra-large: 36px;
  --md-sys-shape-corner-full: 999px;

  --layout-width: min(1280px, calc(100vw - 32px));
  --section-gap: 24px;

  --md-filled-button-container-shape: var(--md-sys-shape-corner-full);
  --md-filled-tonal-button-container-shape: var(--md-sys-shape-corner-full);
  --md-outlined-button-container-shape: var(--md-sys-shape-corner-full);
  --md-text-button-container-shape: var(--md-sys-shape-corner-full);
  --md-filled-button-container-color: var(--md-sys-color-primary);
  --md-filled-button-label-text-color: var(--md-sys-color-on-primary);
  --md-filled-tonal-button-container-color: var(--md-sys-color-secondary-container);
  --md-filled-tonal-button-label-text-color: var(--md-sys-color-on-secondary-container);
  --md-text-button-label-text-color: var(--md-sys-color-primary);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --md-sys-color-primary: #ffb88e;
  --md-sys-color-on-primary: #5b2500;
  --md-sys-color-primary-container: #7d3b10;
  --md-sys-color-on-primary-container: #ffdcc5;
  --md-sys-color-secondary: #e4bda2;
  --md-sys-color-on-secondary: #4a2813;
  --md-sys-color-secondary-container: #633f28;
  --md-sys-color-on-secondary-container: #f8ddcc;
  --md-sys-color-tertiary: #e8c67f;
  --md-sys-color-on-tertiary: #4b2f00;
  --md-sys-color-tertiary-container: #67491a;
  --md-sys-color-on-tertiary-container: #f4e0bf;
  --md-sys-color-background: #1b130f;
  --md-sys-color-on-background: #f2e2d6;
  --md-sys-color-surface: #231914;
  --md-sys-color-surface-dim: #17100c;
  --md-sys-color-surface-bright: #2b1f19;
  --md-sys-color-surface-container-lowest: #130c09;
  --md-sys-color-surface-container-low: #271d17;
  --md-sys-color-surface-container: #2d211b;
  --md-sys-color-surface-container-high: #352721;
  --md-sys-color-surface-container-highest: #3f2f28;
  --md-sys-color-outline: rgba(228, 189, 162, 0.28);
  --md-sys-color-outline-variant: rgba(228, 189, 162, 0.14);
  --md-sys-color-on-surface: #f2e2d6;
  --md-sys-color-on-surface-variant: #d6b9a3;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--md-ref-typeface-plain);
  background: var(--md-sys-color-background);
  color: var(--md-sys-color-on-background);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

.material-symbols-outlined {
  font-family: "Material Symbols Outlined";
  font-weight: 400;
  font-style: normal;
  font-size: 20px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: "liga";
  -webkit-font-smoothing: antialiased;
}

.site-shell {
  width: var(--layout-width);
  margin: 0 auto;
  padding: 20px 0 32px;
}

.mobile-avatar-panel {
  display: none;
}

.top-bar,
.top-bar__actions,
.brand,
.project-panel__meta,
.project-panel__meta-main,
.project-actions,
.contact-card,
.hero-link,
.focus-item {
  display: flex;
  align-items: center;
}

.top-bar {
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
  padding: 12px 16px;
  background: var(--md-sys-color-surface-container);
  border-radius: 28px;
}

.brand {
  gap: 16px;
  min-width: 0;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
  flex: 0 0 auto;
}

.brand__copy {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.brand__copy strong,
.brand__copy span,
.panel-kicker,
.focus-label,
.focus-value,
.section-kicker,
.section-copy,
.project-type,
.project-period,
.project-tech,
.approach-copy,
.contact-card__title,
.contact-card__meta,
.hero-link__title,
.hero-link__meta,
.hero-summary__caption,
.hero-summary__copy {
  margin: 0;
}

.brand__copy strong {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand__copy span,
.role,
.intro,
.focus-value,
.section-copy,
.project-tech,
.approach-copy,
.contact-card__meta,
.hero-link__meta,
.hero-summary__caption,
.hero-summary__copy {
  color: var(--md-sys-color-on-surface-variant);
}

.top-bar__actions {
  justify-content: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}

.utility-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.project-actions {
  gap: 10px;
  flex-wrap: wrap;
}

.panel-kicker,
.focus-label,
.section-kicker,
.project-type {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--md-sys-color-primary);
}

.project-period,
.contact-card__meta,
.hero-link__meta,
.hero-summary__caption,
.focus-value {
  font-size: 0.9rem;
}

.page {
  display: grid;
  gap: var(--section-gap);
  margin-top: 24px;
}

.section {
  display: grid;
  gap: 18px;
}

.surface {
  background: var(--md-sys-color-surface-container-low);
  border-radius: 32px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.95fr);
  gap: 20px;
  align-items: start;
}

.surface--hero,
.identity-panel,
.focus-panel,
.project-panel,
.contact-card {
  padding: 24px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-copy h1,
.section-heading h2,
.project-panel h3,
.focus-panel__heading h2 {
  margin: 0;
  letter-spacing: -0.05em;
}

.hero-copy h1 {
  max-width: 7ch;
  font-size: clamp(3.2rem, 6vw, 6rem);
  line-height: 0.92;
}

.role {
  margin: -4px 0 0;
  font-size: 1.14rem;
}

.intro {
  max-width: 56ch;
  font-size: clamp(1rem, 1.5vw, 1.12rem);
}

.hero-side,
.identity-panel,
.focus-panel,
.focus-list,
.section-heading,
.showcase-grid,
.project-panel {
  display: grid;
}

.hero-side {
  gap: 20px;
  grid-template-rows: minmax(0, 1fr) auto;
}

.identity-panel {
  padding: 16px;
  background: var(--md-sys-color-surface-container);
}

.hero-summary {
  display: grid;
  gap: 10px;
  padding: 18px 20px;
  border-radius: 24px;
  background: var(--md-sys-color-surface-container);
}

.hero-links-panel {
  padding: 18px 20px;
  border-radius: 24px;
  background: var(--md-sys-color-surface-container);
}

.hero-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.hero-link {
  gap: 12px;
  align-items: center;
  min-width: 0;
  padding: 14px 16px;
  border-radius: 20px;
  background: var(--md-sys-color-surface-container-high);
}

.hero-link__icon {
  color: var(--md-sys-color-primary);
  flex: 0 0 auto;
}

.hero-link__copy {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.hero-link__title {
  font-weight: 600;
}

.avatar {
  width: 100%;
  aspect-ratio: 1 / 1.06;
  border-radius: 24px;
  object-fit: cover;
  background: var(--md-sys-color-surface-container-high);
}

.focus-panel {
  gap: 18px;
  background: var(--md-sys-color-surface-container);
}

.focus-panel__heading {
  display: grid;
  gap: 6px;
}

.focus-panel__heading h2 {
  font-size: clamp(1.4rem, 2vw, 2rem);
  line-height: 1;
}

.focus-list {
  gap: 12px;
}

.focus-item {
  gap: 14px;
  align-items: flex-start;
  padding: 16px;
  border-radius: 20px;
  background: var(--md-sys-color-surface-container-high);
}

.focus-item .material-symbols-outlined,
.project-panel__meta-main .material-symbols-outlined,
.contact-card__icon,
.contact-card__arrow {
  color: var(--md-sys-color-primary);
}

.section-heading {
  gap: 8px;
  padding: 0 4px;
}

.section-heading h2 {
  font-size: clamp(1.9rem, 3vw, 3rem);
  line-height: 1;
}

.section-heading--compact {
  padding: 0;
}

.section-copy {
  max-width: 62ch;
}

.showcase-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.project-panel {
  gap: 14px;
  align-content: start;
  min-height: 100%;
}

.project-panel__meta {
  justify-content: space-between;
  gap: 12px;
}

.project-panel__meta-main {
  gap: 10px;
}

.project-panel h3 {
  font-size: 1.7rem;
  line-height: 1;
}

.project-position {
  margin: 0;
  font-size: 1rem;
  color: var(--md-sys-color-on-surface);
}

md-filled-button,
md-filled-tonal-button,
md-text-button {
  --md-sys-typescale-label-large-weight: 600;
  flex-shrink: 0;
}

md-filled-button,
md-filled-tonal-button {
  --md-filled-button-container-height: 40px;
  --md-filled-tonal-button-container-height: 40px;
}

md-text-button {
  --md-text-button-container-height: 38px;
}

.language-switch,
.theme-switch {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--md-sys-color-on-surface-variant);
  cursor: pointer;
  font: inherit;
}

.language-switch__track,
.theme-switch__track {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  height: 40px;
  border-radius: 999px;
  background: var(--md-sys-color-surface-container-high);
}

.language-switch__track {
  width: 88px;
  padding: 0 10px;
}

.language-switch__option,
.language-switch__thumb-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.language-switch__option {
  color: var(--md-sys-color-on-surface-variant);
}

.language-switch__thumb {
  position: absolute;
  left: 4px;
  top: 4px;
  display: grid;
  place-items: center;
  width: 40px;
  height: 32px;
  border-radius: 999px;
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
  transition: transform 0.2s ease;
}

html[data-language="ru"] .language-switch__thumb,
.language-switch[data-language="ru"] .language-switch__thumb {
  transform: translateX(40px);
}

.theme-switch__track {
  width: 78px;
  padding: 0 8px;
}

.theme-switch__thumb {
  position: absolute;
  left: 4px;
  top: 4px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
  transition: transform 0.2s ease;
}

.theme-switch__icon {
  font-size: 18px;
  color: var(--md-sys-color-on-surface-variant);
}

html[data-theme="dark"] .theme-switch__thumb {
  transform: translateX(38px);
}

md-filled-button:focus-visible,
md-filled-tonal-button:focus-visible,
md-text-button:focus-visible,
.language-switch:focus-visible,
.theme-switch:focus-visible {
  outline: 2px solid var(--md-sys-color-primary);
  outline-offset: 3px;
}

@media (max-width: 1100px) {
  .hero-grid,
  .showcase-grid {
    grid-template-columns: 1fr;
  }

  .hero-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --layout-width: min(100vw - 20px, 100%);
    --section-gap: 20px;
  }

  .site-shell {
    padding: 10px 0 24px;
  }

  .top-bar {
    justify-content: flex-end;
    align-items: center;
    padding: 14px;
    border-radius: 24px;
  }

  .brand {
    display: none;
  }

  .top-bar__actions {
    width: 100%;
    justify-content: flex-end;
  }

  .utility-group {
    width: 100%;
    justify-content: flex-end;
  }

  .mobile-avatar-panel {
    display: block;
    margin-top: 12px;
    padding: 12px;
    background: var(--md-sys-color-surface-container);
  }

  .mobile-avatar-panel__image {
    width: 100%;
    max-height: 260px;
    border-radius: 20px;
    object-fit: cover;
    object-position: center top;
    background: var(--md-sys-color-surface-container-high);
  }

  .surface,
  .top-bar {
    border-radius: 24px;
  }

  .surface--hero,
  .identity-panel,
  .focus-panel,
  .project-panel {
    padding: 20px;
  }

  .hero-copy {
    min-height: auto;
  }

  .hero-copy h1 {
    max-width: none;
    font-size: clamp(2.6rem, 14vw, 4.5rem);
  }

  .hero-side {
    grid-template-rows: auto;
  }

  .identity-panel {
    display: none;
  }

}

@media (max-width: 480px) {
  .top-bar__actions {
    align-items: center;
  }

  .utility-group {
    justify-content: space-between;
  }

  .hero-copy h1,
  .hero-copy .role {
    text-align: center;
  }

  .project-panel__meta {
    align-items: flex-start;
    flex-direction: column;
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    scroll-behavior: auto !important;
    transition: none !important;
  }
}