/* Minimal modern reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { min-height: 100vh; line-height: 1.5; }
img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
table { border-collapse: collapse; }
p, h1, h2, h3, h4, h5, h6 { overflow-wrap: break-word; }


:root {
  /* Typography */
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  --leading-tight: 1.2;
  --leading-snug: 1.375;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  --tracking-tight: -0.025em;
  --tracking-normal: 0;
  --tracking-wide: 0.025em;

  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-1-5: 0.37rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-14: 3.5rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-max: 72rem;
  --header-height: 4rem;

  /* Borders */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;

  --border-width: 1px;
  --border-color: var(--color-border);

  /* Transitions */
  --transition-fast: 120ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 320ms ease;

  /* Shadows — restrained */
  --shadow-sm: 0 1px 2px rgba(24, 24, 27, 0.04);
  --shadow-md: 0 2px 8px rgba(24, 24, 27, 0.06);

  /* Z-index */
  --z-header: 100;
  --z-overlay: 200;
  --z-modal: 300;
}


body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--weight-normal);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
}

h1 { font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl)); }
h2 { font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl)); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }

p { color: var(--color-text-muted); }

.lead {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}

.text-subtle { color: var(--color-text-subtle); }
.text-small { font-size: var(--text-sm); }

.overline {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-subtle);
}

.prose h2 { margin-top: var(--space-12); margin-bottom: var(--space-4); }
.prose h3 { margin-top: var(--space-8); margin-bottom: var(--space-3); }
.prose p { margin-bottom: var(--space-4); }
.prose ul { margin-bottom: var(--space-4); padding-left: var(--space-6); list-style: disc; }
.prose li { margin-bottom: var(--space-2); color: var(--color-text-muted); }


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

:focus:not(:focus-visible) {
  outline: none;
}

.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;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}


@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
  }

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}


:root {
  color-scheme: light;

  --color-bg: #ffffff;
  --color-bg-elevated: #ffffff;
  --color-bg-subtle: #f5f5f5;

  --color-surface: #ffffff;
  --color-surface-elevated: #f5f5f5;
  --color-surface-subtle: #f5f5f5db;

  --color-text: #171717;
  --color-text-muted: #525252;
  --color-text-subtle: #737373;

  --color-text-error: #dc2626;
  --color-text-error-red: #dc2626;

  --color-border: #e8e8e8;
  --color-border-subtle: #cdcccc;
  --color-border-strong: #c4c4c4;

  --color-accent: #2563eb;
  --color-accent-hover: #0077ff8f;
  --color-accent-active: #1e40af;
  --color-on-accent: #ffffff;

  --color-focus: #2563eb;

  --color-red-elevated: #ef4444;
  --color-warning-elevated: #d4a72c;
  --color-success-elevated: #3fa66a;

  --color-red: #dc2626;
  --color-success: #15803d;
  --color-warning: #a16207;
  --color-error: #f5f5f5;
  --color-error-border: #dc2626;

  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 12px rgb(0 0 0 / 0.08);
}

[data-theme="dark"] {
  color-scheme: dark;

  --color-bg: #0a0a0a;
  --color-bg-elevated: #111111;
  --color-bg-subtle: #181818;

  --color-surface: #111111;
  --color-surface-elevated: #ffffff;
  --color-surface-subtle: #f5f5f5db;

  --color-text: #f5f5f5;
  --color-text-muted: #a3a3a3;
  --color-text-subtle: #737373;

  --color-text-error: #f5f5f5;
  --color-text-error-red: #db5858;

  --color-border: #262626;
  --color-border-subtle: #1f1f1f;
  --color-border-strong: #484848;

  --color-accent: #2688ff;
  --color-accent-hover: #0077ff74;
  --color-accent-active: #4096ff;
  --color-on-accent: #0a0a0a;

  --color-focus: #60a5fa;
  
  --color-red-elevated: #ef4444;
  --color-warning-elevated: #d4a72c;
  --color-success-elevated: #3fa66a;

  --color-red: #db5858;
  --color-success: #4ade80;
  --color-warning: #facc15;
  --color-error: #dc2626;
  --color-error-border: #db5858;

  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.25);
  --shadow-md: 0 8px 24px rgb(0 0 0 / 0.35);
}


.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--space-8);
  }
}

.container--narrow {
  max-width: var(--container-md);
}

.container--wide {
  max-width: var(--container-xl);
}


.grid {
  display: grid;
  gap: var(--space-6);
}

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

.grid--2 {
  grid-template-columns: 1fr;
}

.grid--3 {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
}

.grid--gap-lg { gap: var(--space-8); }


.section {
  padding-block: var(--space-16);
}

.section--sm {
  padding-block: var(--space-12);
}

.section--lg {
  padding-block: var(--space-20);
}

.section__header {
  margin-bottom: var(--space-10);
  max-width: 50rem;
}

.section__header--center {
  margin-inline: auto;
  text-align: center;
}

.section__title {
  margin-bottom: var(--space-4);
}

.section__description {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

.page-header {
  padding-block: var(--space-12) var(--space-10);
  border-bottom: var(--border-width) solid var(--color-border);
  background: var(--color-bg-elevated);
}
.page-header__title {
  margin-top: var(--space-6);
  margin-bottom: var(--space-2);
  font-size: var(--text-xl);
}
.page-header__description {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 42rem;
}

.page-subheader {
  padding-block: var(--space-12) var(--space-10);
  border-bottom: var(--border-width) solid var(--color-border);
  background: var(--color-bg-elevated);
  margin-bottom: var(--space-20);
}
.page-subheader__title {
  font-size: var(--text-xl);
}
.page-subheader__description {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 48rem;
  margin-bottom: var(--space-8);
}

.section-heading {
  max-width: 50rem;
  margin-inline: auto;
  margin-bottom: var(--space-10);
  text-align: center;
}
.section-heading__title {
    margin: 0;
}
.section-heading__description {
    max-width: 42rem;
    margin: var(--space-3) auto 0;
    color: var(--color-text-muted);
}

.page-legalheader__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.cta-band {
  padding: var(--space-12);
  background: var(--color-bg-subtle);
  border: var(--border-width) solid var(--color-border);
  text-align: center;
}

.cta-band__title {
  margin-bottom: var(--space-2);
}

.cta-band__description {
  margin-bottom: var(--space-6);
  color: var(--color-text-muted);
}

.legal-content {
  padding-block: var(--space-12);
}

.legal-meta {
  font-size: var(--text-sm);
  color: var(--color-text-subtle);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-6);
  border-bottom: var(--border-width) solid var(--color-border);
}

.legal-section {
  margin-bottom: var(--space-10);
}

.legal-section h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}

.legal-section p {
  margin-bottom: var(--space-4);
}

.process-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.process-step {
  display: flex;
  gap: var(--space-6);
  padding: var(--space-6);
  border: var(--border-width) solid var(--color-border);
  background: var(--color-surface);
}

.process-step__number {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-subtle);
  flex-shrink: 0;
}

.process-step__content h3 {
  margin-bottom: var(--space-1);
}

.contact-layout {
  display: grid;
  gap: var(--space-12);
}

@media (min-width: 768px) {
  .contact-layout {
    grid-template-columns: 1.2fr 1fr;
    align-items: start;
  }
}

.contact-info {
  padding: var(--space-8);
  background: var(--color-bg-subtle);
  border: var(--border-width) solid var(--color-border);
}

.contact-info__item {
  margin-bottom: var(--space-6);
}

.contact-info__item:last-child {
  margin-bottom: 0;
}

.contact-info__label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-subtle);
}

.contact-info__value {
  font-size: var(--text-base);
  color: var(--color-text);
}

.section-link__value {
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}
.section-link__value:hover {
  color: var(--color-accent);
}
.section-link-lite__value {
  text-decoration: none;
}
.section-link-lite__value:hover {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.contact-info__social-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-1);
  padding: 0;
  list-style: none;
}

.contact-info__social-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.contact-info__social-icon {
  display: inline-flex;
  width: 1.25rem;
  height: 1.25rem;
  flex: 0 0 auto;
}

.contact-info__social-icon svg {
  width: 100%;
  height: 100%;
}

.contact-info__social-label {
  font-weight: 600;
}

.contact-info__social-link {
  font-size: var(--text-base);
  color: var(--color-text);
}


.portfolio {
  padding-block: var(--space-16);
}

.portfolio__header {
  max-width: 48rem;
  margin-bottom: var(--space-12);
}

.portfolio__title {
  margin-bottom: var(--space-4);
}

.portfolio__subtitle {
  margin-bottom: var(--space-4);

  font-size: var(--text-xl);
  line-height: var(--leading-snug);
  color: var(--color-text);
}

.portfolio__description {
  line-height: var(--leading-relaxed);
}

.portfolio__layout {
  display: grid;
  gap: var(--space-10);
}

.portfolio__sidebar {
  min-width: 0;
}

.portfolio__filters {
  display: block;
  min-width: 0;
  margin: 0;
  padding: var(--space-6);
  border: var(--border-width) solid var(--color-border);
  background: var(--color-bg-subtle);
}

.portfolio__filters-title {
  display: block;
  margin: 0 0 var(--space-4);
  padding: 0;

  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  color: var(--color-text);
}

.portfolio__filter {
  display: flex;
  align-items: center;
  gap: var(--space-2);

  margin-bottom: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-muted);

  cursor: pointer;
}

.portfolio__filter:last-child {
  margin-bottom: 0;
}

.portfolio__filter input {
  width: 1rem;
  height: 1rem;
  margin: 0;
  accent-color: var(--color-accent);
}

.portfolio__projects {
  min-width: 0;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .portfolio-grid {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }
  
  .portfolio__layout {
    gap: var(--space-14);
  }
}

@media (min-width: 1024px) {
  .portfolio__layout {
    grid-template-columns: 14rem minmax(0, 1fr);
    align-items: start;
    gap: var(--space-10);
  }

  .portfolio__sidebar {
    position: sticky;
    top: calc(var(--header-height) + var(--space-10));
    bottom: calc(var(--header-height) + var(--space-6));
  }

  .portfolio-grid {
    grid-template-columns: repeat(1, minmax(0, 1fr));
    gap: var(--space-8);
  }
}

.portfolio-card__preview-icon {
  display: inline-flex;
  width: 1rem;
  height: 1rem;

  transition: transform var(--transition-fast);
}

.portfolio-card__preview-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.portfolio-card.is-preview-open .portfolio-card__preview-icon {
  transform: rotate(180deg);
}


/* Navbar layout styles — see src/components/navbar/navbar.css for component source */


/* Footer layout styles — see src/components/footer/footer.css */


/* Button styles — see src/components/button/button.css */


/* Hero styles — see src/components/hero/hero.css */


/* Service card styles — see src/components/service-card/service-card.css */


/* Contact form styles — see src/components/contact-form/contact-form.css */


/* Language switcher styles — see src/components/language-switcher/language-switcher.css */


/* Build terminal styles — see src/components/build-terminal/build-terminal.css */


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

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

.text-subtle {
    color: var(--color-text-subtle);
}

.text-success {
    color: var(--color-success);
}

.text-warning {
    color: var(--color-warning);
}

.text-error {
    color: var(--color-text-error);
}

.text-red {
    color: var(--color-red);
}


/* Component source styles */


.practical {
    margin-bottom: var(--space-20);
}

.build-terminal {
    width: 88%;
    max-width: 600px;
    margin-inline: auto;
}

.build-terminal__window {
    width: 100%;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-surface-elevated);
    box-shadow: var(--shadow-sm);
}

.build-terminal__bar {
    position: relative;

    display: flex;
    align-items: center;
    justify-content: center;

    min-height: clamp(42px, 5vw, 48px);
    padding-inline: clamp(0.75rem, 2vw, 1rem);

    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface);
}

.build-terminal__controls {
    position: absolute;
    left: clamp(0.75rem, 2vw, 1rem);

    display: flex;
    align-items: center;
    gap: clamp(0.35rem, 1vw, 0.4rem);
}

.build-terminal__control {
    width: clamp(9px, 2vw, 10px);
    height: clamp(9px, 2vw, 10px);
    border-radius: 50%;
}

.build-terminal__control--close {
    background: var(--color-red-elevated);
    transition: background-color var(--transition-fast);
}

.build-terminal__control--close:hover {
    background: var(--color-red);
}

.build-terminal__control--minimize {
    background: var(--color-warning-elevated);
    transition: background-color var(--transition-fast);
}

.build-terminal__control--minimize:hover {
    background: var(--color-warning);
}

.build-terminal__control--maximize {
    background: var(--color-success-elevated);
    transition: background-color var(--transition-fast);
}

.build-terminal__control--maximize:hover {
    background: var(--color-success);
}

.build-terminal__keyword,
.build-terminal__function {
    color: var(--color-accent);
}

.build-terminal__filename {
    font-family: var(--font-mono);
    font-size: clamp(0.7rem, 2vw, 0.75rem);
    color: var(--color-text-muted);
}

.build-terminal__actions {
    position: absolute;
    right: clamp(0.75rem, 2vw, 1rem);

    display: flex;
    align-items: center;
    gap: clamp(0.35rem, 1vw, 0.4rem);

    color: var(--color-text-muted);
}

.build-terminal__action {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: clamp(1.5rem, 6vw, 1.75rem);
    height: clamp(1.5rem, 6vw, 1.75rem);

    color: var(--color-text-muted);
    border-radius: var(--radius-sm);

    transition:
        color 150ms ease,
        background-color 150ms ease;
}

.build-terminal__action svg {
    display: block;
    width: clamp(0.7rem, 3vw, 0.75rem);
    height: clamp(0.7rem, 3vw, 0.75rem);
}

.build-terminal__action:hover {
    color: var(--color-text);
    background-color: var(--color-bg-subtle);
}

.build-terminal__action--close:hover {
    color: var(--color-red);
    background-color: color-mix(
        in srgb,
        var(--color-red) 10%,
        transparent
    );
}

.build-terminal__editor {
    overflow-x: auto;
    background-color: var(--color-bg-subtle);
}

.build-terminal__code {
    min-width: max-content;
    padding: clamp(1rem, 3vw, 2.5rem);

    font-family: var(--font-mono);
    font-size: clamp(0.8rem, 2vw, 0.875rem);
    line-height: 1.8;

    color: var(--color-text);
}

.build-terminal__line {
    display: grid;
    grid-template-columns: clamp(2rem, 6vw, 2.5rem) minmax(0, 1fr);
    min-height: 1.7em;
}

.build-terminal__number {
    padding-right: clamp(0.6rem, 2vw, 1rem);

    color: var(--color-text-subtle);

    font-family: var(--font-mono);
    font-size: 0.75em;

    text-align: right;
    user-select: none;
}

.build-terminal__content {
    display: flex;
    align-items: baseline;

    min-width: 0;

    font-family: var(--font-mono);
}

.build-terminal__content--indent {
    padding-left: clamp(1rem, 4vw, 2rem);
}

.build-terminal__token-gap {
    margin-left: clamp(0.3rem, 1vw, 0.45rem);
}

.build-terminal__variable {
    color: var(--color-text);
}

.build-terminal__operator,
.build-terminal__punctuation {
    color: var(--color-text);
}

.build-terminal__output-indicator {
    flex-shrink: 0;
    color: var(--color-text-muted);
}

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

.build-terminal__spacer {
    height: clamp(1.25rem, 4vw, 1.5rem);
}

.build-terminal__spacer--small {
    height: clamp(0.6rem, 2vw, 0.75rem);
}

.build-terminal__result {
    display: flex;
    align-items: baseline;
    gap: clamp(0.4rem, 1.5vw, 0.5rem);

    color: var(--color-success);
}

.build-terminal__success {
    color: var(--color-success);
}

.build-terminal__link {
    display: inline-flex;
    align-items: center;

    color: var(--color-accent);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.15em;
}

.build-terminal__link:hover {
    color: var(--color-accent-active);
}

.build-terminal__link:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: 0.2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  line-height: 1;
  border-radius: var(--radius-sm);
  border: var(--border-width) solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  min-height: 2.75rem;
  min-width: 2.75rem;
}

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

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

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

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

.btn--ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: transparent;
}

.btn--ghost:hover {
  color: var(--color-text);
  background: var(--color-bg-subtle);
}


.contact-form {
  padding: var(--space-8);
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
}

.contact-form__header {
  margin-bottom: var(--space-8);
}

.contact-form__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.contact-form__description {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.contact-form__field {
  margin-bottom: var(--space-4);
}

.contact-form__field:last-of-type {
  margin-bottom: var(--space-4);
}

.contact-form__status {
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
  border: var(--border-width) solid var(--color-border);
}

.contact-form__status[hidden] {
  display: none;
}

.contact-form__status[data-type="success"] {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: var(--color-success);
}

.contact-form__status[data-type="error"] {
  background: var(--color-error);
  border-color: var(--color-error-border);
  color: var(--color-text-error);
}

.contact-form__status[data-type="offline"] {
  background: var(--color-bg-subtle);
  color: var(--color-text-muted);
}

.contact-form__label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.contact-form__control {
  position: relative;
}

.contact-form__input,
.contact-form__textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast);
}

.contact-form__input {
  padding-right: calc(var(--space-4) + 2rem);
}

.contact-form__textarea {
  padding-right: calc(var(--space-4) + 2rem);
}

.contact-form__input:focus,
.contact-form__textarea:focus {
  border-color: var(--color-accent-muted);
  outline: none;
}

.contact-form__input[aria-invalid="true"],
.contact-form__textarea[aria-invalid="true"] {
  border-color: var(--color-error-border);
}

.contact-form__textarea {
  resize: vertical;
  min-height: 8rem;
}

.contact-form__clear {
  position: absolute;
  top: var(--space-1-5);
  right: var(--space-2);
  width: 2rem;
  height: 2rem;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}
.contact-form__clear[hidden] {
  display: none;
}
.contact-form__clear:hover {
  color: var(--color-red);
}
.contact-form__clear:focus-visible {
  outline: 2px solid var(--color-accent-muted);
  outline-offset: 2px;
}
.contact-form__clear-icon {
  width: 1rem;
  height: 1rem;
  display: block;
  pointer-events: none;
}

.contact-form__required {
    margin-inline-start: var(--space-1);
}

.contact-form__error {
  display: block;
  margin: 0;
  font-size: var(--text-xs);
  line-height: var(--leading-normal);
  color: var(--color-text-error-red);
}

.contact-form__error:not(:empty) {
  margin-top: var(--space-2);
  min-height: 1rem;
}

.contact-form__field:has(.contact-form__textarea) .contact-form__error {
  margin: 0;
}

.contact-form__submit {
  width: 100%;
}

@media (min-width: 480px) {
  .contact-form__submit {
    width: auto;
  }
}

.contact-form__offline-note {
  margin-top: var(--space-4);
}

.contact-form.is-offline .contact-form__submit {
  opacity: 0.6;
  cursor: not-allowed;
}

@media (prefers-reduced-motion: reduce) {
  .contact-form__input,
  .contact-form__textarea {
    transition: none;
  }
}


.footer {
  margin-top: auto;
  padding-block: var(--space-16) var(--space-8);
  background: var(--color-bg-elevated);
  border-top: var(--border-width) solid var(--color-border);
}

.footer__grid {
  display: grid;
  gap: var(--space-10);
  margin-bottom: var(--space-10);
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
  }
}

.footer__brand {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  gap: var(--space-4);
}

.footer__logo {
  display: block;
  width: 11.875rem;
  height: 1.5rem;
  color: var(--color-text);
}

.footer__description {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 24rem;
  line-height: var(--leading-relaxed);
}

.footer__subdescription {
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
  max-width: 24rem;
  line-height: var(--leading-relaxed);
}

.footer__heading {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-subtle);
  margin-bottom: var(--space-4);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.footer__list a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

.footer__bottom {
  padding-top: var(--space-8);
  border-top: var(--border-width) solid var(--color-border);
}

.footer__copyright {
  font-size: var(--text-sm);
  color: var(--color-text-subtle);
}

.footer__social-list {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-1);
}

.footer__social-item {
  display: flex;
}

.footer__social-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition:
    color var(--transition-fast),
    background var(--transition-fast);
}

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

.footer__social-link svg {
  display: block;
  width: 1.125rem;
  height: 1.125rem;
  flex-shrink: 0;
}


.hero {
  padding-block: var(--space-20) var(--space-16);
  background: var(--color-bg-elevated);
  border-bottom: var(--border-width) solid var(--color-border);
}

.hero__inner {
  max-width: 42rem;
}

.hero__title {
  margin-bottom: var(--space-6);
}

.hero__description {
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

@media (min-width: 768px) {
  .hero {
    padding-block: var(--space-24) var(--space-20);
  }
}


.language-switcher__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.language-switcher__link {
  display: block;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-subtle);
  border: var(--border-width) solid transparent;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.language-switcher__link:hover {
  color: var(--color-text);
}

.language-switcher__link.is-active {
  color: var(--color-accent);
  border-color: var(--color-border);
  background: var(--color-bg-subtle);
}


.navbar {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  height: var(--header-height);
  background: var(--color-bg-elevated);
  border-bottom: var(--border-width) solid var(--color-border);
}

.navbar__controls {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-6);
}

.navbar__brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.navbar__logo {
  display: block;
  width: 11.875rem;
  height: 1.75rem;
  color: var(--color-text);
}

.navbar__logo svg {
  display: block;
  width: 100%;
  height: 100%;
}

.navbar__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  color: var(--color-text);
}

.navbar__nav {
  display: none;
  align-items: center;
  gap: var(--space-6);
}

.navbar__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.navbar__link {
  display: block;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.navbar__link:hover {
  color: var(--color-text);
  background: var(--color-bg-subtle);
}

.navbar__link.is-active {
  color: var(--color-accent);
}

.navbar.is-open .navbar__nav {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  padding: var(--space-4) var(--space-6);
  background: var(--color-bg-elevated);
  border-bottom: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.navbar.is-open .navbar__list {
  flex-direction: column;
  align-items: stretch;
}

@media (min-width: 768px) {
  .navbar__toggle {
    display: none;
  }
  .navbar__nav {
    display: flex;
  }

  .navbar.is-open .navbar__nav {
    position: static;
    flex-direction: row;
    padding: 0;
    border: none;
    box-shadow: none;
  }

  .navbar.is-open .navbar__list {
    flex-direction: row;
  }
}

@media (max-width: 767px) {
  .navbar__controls {
    padding-top: var(--space-4);
    border-top: var(--border-width) solid var(--color-border);
  }
}


.portfolio-grid__item {
  min-width: 0;
}

.portfolio-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  transition: border-color var(--transition-base);
}

.portfolio-card:hover {
  border-color: var(--color-border-strong);
}

.portfolio-card__image {
  height: 0;
  overflow: hidden;
  background: var(--color-bg-subtle);
  border-bottom: 0 solid var(--color-border);
  transition:
    height var(--transition-slow),
    border-bottom-width var(--transition-slow);
}

.portfolio-card__image img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 24rem;
  object-fit: cover;
  transform: translateY(-0.5rem);
  transition:
    transform var(--transition-slow);
}

.portfolio-card.is-preview-open .portfolio-card__image {
  height: 18rem;
  border-bottom-width: var(--border-width);
}

.portfolio-card.is-preview-open .portfolio-card__image img {
  transform: translateY(0);
}

.portfolio-card__content {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: var(--space-6);
}

.portfolio-card__title {
  font-size: var(--text-xl);
}

.portfolio-card__description {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}

.portfolio-card__technologies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);

  margin: var(--space-4) 0 var(--space-6);
  padding: 0;

  list-style: none;
}

.portfolio-card__technologies li {
  display: inline-flex;
  align-items: center;

  padding: var(--space-1) var(--space-2);

  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.4;

  color: var(--color-text-muted);
  background: var(--color-bg-subtle);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-sm);
}

.portfolio-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);

  margin-top: auto;
  padding-top: var(--space-4);

  border-top: var(--border-width) solid var(--color-border);
}

.portfolio-card__status {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-subtle);
}

.portfolio-card__action {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.portfolio-card__preview-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);

  width: 100%;
  min-height: 3rem;

  padding: var(--space-3);

  color: var(--color-text-muted);
  background: var(--color-bg-subtle);
  border: 0;
  border-bottom: var(--border-width) solid var(--color-border);

  cursor: pointer;

  transition:
    color var(--transition-fast),
    background var(--transition-fast);
}

.portfolio-card__preview-toggle:hover {
  color: var(--color-text);
  background: var(--color-bg-elevated);
}

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

.portfolio-card__preview-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
}

.portfolio-card__preview-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
}

.portfolio-card__preview-icon-expand,
.portfolio-card__preview-icon-collapse {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.portfolio-card__preview-icon-collapse {
  display: none;
}

.portfolio-card__preview-icon-expand svg,
.portfolio-card__preview-icon-collapse svg {
  display: block;
  width: 100%;
  height: 100%;
}

.portfolio-card.is-preview-open
  .portfolio-card__preview-icon-expand {
  display: none;
}

.portfolio-card.is-preview-open
  .portfolio-card__preview-icon-collapse {
  display: inline-flex;
}


.service-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  transition: border-color var(--transition-base);
}

.service-card:hover {
  border-color: var(--color-border-strong);
}

.service-card__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.service-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  color: var(--color-accent);
}

.service-card__icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.service-card__title {
  margin: 0;
  font-size: var(--text-lg);
}

.service-card__description {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}


.theme-switcher {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 2rem;
  padding: 0 var(--space-3);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text-muted);
  font: inherit;
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition:
    background-color var(--duration-normal) var(--ease-standard),
    border-color var(--duration-normal) var(--ease-standard),
    color var(--duration-normal) var(--ease-standard),
    transform var(--duration-fast) var(--ease-standard);
}

.theme-switcher:hover {
  color: var(--color-text);
  background: var(--color-bg-subtle);
}

.theme-switcher__icon {
  display: inline-flex;
  width: 1.125rem;
  height: 1.125rem;
  flex: 0 0 auto;
}

.theme-switcher__icon svg {
  width: 100%;
  height: 100%;
}

.theme-switcher__icon--dark {
  display: none;
}

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

html[data-theme="dark"] .theme-switcher__icon--dark {
  display: inline-flex;
}

.theme-switcher__label {
  white-space: nowrap;
}

@media (max-width: 640px) {
  .theme-switcher__label {
    display: none;
  }

  .theme-switcher {
    width: 2.5rem;
    padding: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .theme-switcher {
    transition: none;
  }
}