/* ---------------------------------------------------------------------
   Fonts: Roboto Slab (headlines) + Roboto (body), self-hosted variable
   fonts. Each @font-face covers the whole weight axis (100-900), so no
   extra files are needed per weight.
   ------------------------------------------------------------------- */

@font-face {
  font-family: 'Roboto Slab';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('/assets/fonts/roboto-slab-variable.woff2') format('woff2');
}

@font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('/assets/fonts/roboto-variable.woff2') format('woff2');
}

/* ---------------------------------------------------------------------
   Tokens
   ------------------------------------------------------------------- */

:root {
  --color-ink: #1c1a17;
  --color-paper: #faf6ee;
  --color-panel: #ece2cf;
  --color-accent: #1f5c54;
  --color-accent-contrast: #f4efe2;
  --color-line: #cabf9f;
  --color-muted: #6b6255;

  --font-slab: 'Roboto Slab', ui-serif, Georgia, 'Times New Roman', serif;
  --font-sans: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;

  --content-width-text: 42rem;
  --content-width-wide: 68rem;
  --space-section-y: clamp(3rem, 7vw, 6rem);
  --space-inline: clamp(1.25rem, 5vw, 3.5rem);
}

/* ---------------------------------------------------------------------
   Reset & base
   ------------------------------------------------------------------- */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-slab);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1.1em;
}

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

a {
  color: var(--color-accent);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.15em;
}

a:hover {
  text-decoration-thickness: 2.5px;
}

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

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: var(--color-panel);
  padding: 0.1em 0.35em;
}

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

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  padding: 0.75em 1.25em;
  z-index: 100;
}

.skip-link:focus {
  left: var(--space-inline);
  top: 1rem;
}

/* ---------------------------------------------------------------------
   Header
   ------------------------------------------------------------------- */

.site-header {
  background: var(--color-ink);
  color: var(--color-paper);
}

.site-header__inner {
  max-width: var(--content-width-wide);
  margin: 0 auto;
  padding: var(--space-section-y) var(--space-inline) calc(var(--space-section-y) * 0.6);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.portrait {
  width: clamp(6.5rem, 14vw, 10rem);
  height: clamp(6.5rem, 14vw, 10rem);
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-panel);
}

.site-header__text {
  flex: 1 1 18rem;
  min-width: 0;
}

.site-header__name {
  font-size: clamp(2.25rem, 3vw + 1rem, 3.75rem);
  color: var(--color-paper);
  letter-spacing: -0.01em;
}

.site-header__claim {
  font-size: clamp(1.05rem, 0.5vw + 1rem, 1.3rem);
  color: var(--color-accent-contrast);
  max-width: 34rem;
  margin-bottom: 0.5em;
}

.portrait-credit {
  font-size: 0.8rem;
  color: var(--color-line);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.lang-switch {
  margin-left: auto;
}

.lang-switch a {
  display: inline-block;
  color: var(--color-paper);
  border: 1px solid var(--color-line);
  padding: 0.5em 1em;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.lang-switch a:hover {
  background: var(--color-paper);
  color: var(--color-ink);
}

.section-nav {
  max-width: var(--content-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-inline) clamp(1.5rem, 3vw, 2.25rem);
  display: flex;
  gap: clamp(1.25rem, 3vw, 2rem);
  flex-wrap: wrap;
}

.section-nav a {
  color: var(--color-accent-contrast);
  text-decoration: none;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 1px solid transparent;
}

.section-nav a:hover,
.section-nav a:focus-visible {
  border-bottom-color: currentColor;
}

/* ---------------------------------------------------------------------
   Panels (sections separated by flat colour, no divider lines)
   ------------------------------------------------------------------- */

.panel {
  scroll-margin-top: 1.5rem;
}

.panel--base {
  background: var(--color-paper);
}

.panel--alt {
  background: var(--color-panel);
}

.panel__inner {
  max-width: var(--content-width-wide);
  margin: 0 auto;
  padding: var(--space-section-y) var(--space-inline);
}

.panel__inner--text {
  max-width: var(--content-width-text);
}

.panel__inner h2 {
  font-size: clamp(1.75rem, 1.5vw + 1rem, 2.5rem);
}

.panel__inner--text h3 {
  font-size: 1.1rem;
  margin-top: 1.75em;
}

.panel__intro {
  color: var(--color-muted);
  font-size: 1.05rem;
}

.dev-notice {
  display: inline-block;
  background: var(--color-ink);
  color: var(--color-paper);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.4em 0.75em;
  margin-bottom: 2em;
}

.legal-note {
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* ---------------------------------------------------------------------
   Portfolio
   ------------------------------------------------------------------- */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
  gap: 1.5px;
  background: var(--color-line);
}

.portfolio-card {
  background: var(--color-paper);
  padding: clamp(1.5rem, 3vw, 2rem);
  display: flex;
  flex-direction: column;
}

.portfolio-card__image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  margin-bottom: 1rem;
}

.portfolio-card__title {
  font-size: 1.15rem;
  margin-bottom: 0.4em;
}

.portfolio-card__description {
  color: var(--color-muted);
  flex-grow: 1;
}

.portfolio-card__link {
  display: inline-block;
  margin-top: 1em;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

.portfolio-card__link:hover {
  text-decoration: underline;
}

/* ---------------------------------------------------------------------
   Contact
   ------------------------------------------------------------------- */

.contact-email {
  font-size: 1.15rem;
}

.secure-contact,
.social-links {
  margin-top: 2.25em;
  padding-top: 1.75em;
  border-top: 1px solid var(--color-line);
}

.secure-contact h3,
.social-links h3 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75em;
}

.secure-contact ul,
.social-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5em;
}

.social-links ul {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 1.5em;
}

/* ---------------------------------------------------------------------
   Footer
   ------------------------------------------------------------------- */

.site-footer {
  background: var(--color-ink);
  color: var(--color-line);
}

.site-footer__legal {
  max-width: var(--content-width-wide);
  margin: 0 auto;
  padding: 2rem var(--space-inline) 0.75rem;
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.site-footer__legal a {
  color: var(--color-paper);
  font-size: 0.85rem;
  text-decoration: none;
}

.site-footer__legal a:hover {
  text-decoration: underline;
}

.site-footer__copyright {
  max-width: var(--content-width-wide);
  margin: 0 auto;
  padding: 0.75rem var(--space-inline) 2rem;
  font-size: 0.8rem;
  color: var(--color-muted);
}

/* ---------------------------------------------------------------------
   Stats viewer
   ------------------------------------------------------------------- */

.stats-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.stats-table th,
.stats-table td {
  text-align: left;
  padding: 0.5em 0.75em;
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
}

/* ---------------------------------------------------------------------
   Responsive
   ------------------------------------------------------------------- */

@media (max-width: 40rem) {
  .site-header__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .lang-switch {
    margin-left: 0;
  }

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