/* Rayssa Roberta · portfolio
   Plain CSS, no framework. Colors are tokens so the dark theme only swaps values. */

@font-face {
  font-family: 'Source Serif 4';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/source-serif-4-latin-600-normal.woff2') format('woff2');
}

:root {
  --bg: #ffffff;
  --surface: #f2f2f2;
  --text: #111111;
  --muted: #4a4a4a;
  --heading: #0b2545;
  --accent: #1f5a3a;
  --link: #0b2545;
  --border: #d4d4d4;
  --on-accent: #ffffff;
  --serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --sans: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --mono: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  --wrap: 68rem;
  --radius: 6px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #121212;
    --surface: #1e1e1e;
    --text: #ffffff;
    --muted: #b3b3b3;
    --heading: #ffffff;
    --accent: #2e7d4f;
    --link: #9dbce8;
    --border: #3a3a3a;
    color-scheme: dark;
  }
}

:root[data-theme='dark'] {
  --bg: #121212;
  --surface: #1e1e1e;
  --text: #ffffff;
  --muted: #b3b3b3;
  --heading: #ffffff;
  --accent: #2e7d4f;
  --link: #9dbce8;
  --border: #3a3a3a;
  color-scheme: dark;
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 1.0625rem/1.6 var(--sans);
}

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

h1,
h2,
h3 {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--heading);
  line-height: 1.2;
  margin: 0 0 0.5em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2rem, 1.4rem + 2.6vw, 3rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.5rem, 1.25rem + 1vw, 2rem);
}

h3 {
  font-size: 1.25rem;
}

p,
ul,
ol,
dl {
  margin: 0 0 1rem;
}

a {
  color: var(--link);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
}

a:hover {
  text-decoration-thickness: 2px;
}

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

code {
  font-family: var(--mono);
  font-size: 0.9em;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -10rem;
  z-index: 10;
  padding: 0.6rem 1rem;
  background: var(--bg);
  border: 2px solid var(--link);
}

.skip:focus {
  top: 1rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* Header */

.site-header {
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.5rem;
  padding-block: 0.9rem;
}

.brand {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--heading);
  text-decoration: none;
  margin-right: auto;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--text);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current='page'] {
  text-decoration: underline;
}

.tools {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang {
  font-weight: 600;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.theme-toggle svg {
  width: 1.25rem;
  height: 1.25rem;
}

.theme-toggle .moon,
[data-theme='dark'] .theme-toggle .sun {
  display: none;
}

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

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .theme-toggle .sun {
    display: none;
  }
  :root:not([data-theme='light']) .theme-toggle .moon {
    display: block;
  }
}

/* Sections */

main > section,
.page-intro {
  padding-block: 3.5rem;
}

main > section + section {
  border-top: 1px solid var(--border);
}

.section-lead {
  color: var(--muted);
  max-width: 42rem;
  margin-bottom: 2rem;
}

.eyebrow {
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

[data-theme='dark'] .eyebrow {
  color: var(--link);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .eyebrow {
    color: var(--link);
  }
}

/* Hero */

.hero {
  display: grid;
  gap: 2rem;
  align-items: start;
}

.hero-photo {
  width: 9rem;
  height: 9rem;
  border-radius: 50%;
  object-fit: cover;
}

.hero p.lead {
  font-size: 1.2rem;
  max-width: 38rem;
}

.proofs {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.75rem;
  margin: 1.75rem 0;
  max-width: 40rem;
}

.proofs li {
  padding-left: 1rem;
  border-left: 3px solid var(--accent);
}

.proofs strong {
  font-family: var(--serif);
  font-size: 1.15rem;
  color: var(--heading);
}

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

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--heading);
  border-radius: var(--radius);
  background: transparent;
  color: var(--heading);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}

.button:hover {
  text-decoration: underline;
}

@media (min-width: 48rem) {
  .hero {
    grid-template-columns: 1fr auto;
  }
  .hero-photo {
    width: 13rem;
    height: 13rem;
    order: 2;
  }
}

/* Hiring filter */

.hiring {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 2rem;
}

.hiring p {
  margin-bottom: 0.75rem;
}

.hiring .options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.hiring button[aria-pressed='true'] {
  background: var(--heading);
  border-color: var(--heading);
  color: var(--bg);
}

[data-for='frontend'] .angle-qa,
[data-for='qa'] .angle-frontend,
[data-for='frontend'] [data-only='qa'] {
  display: none;
}

/* Projects */

.projects {
  display: grid;
  gap: 1.5rem;
  list-style: none;
  padding: 0;
}

.project {
  display: grid;
  gap: 1.25rem;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.project img {
  border: 1px solid var(--border);
  border-radius: 4px;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  object-position: top;
  width: 100%;
}

.project h3 {
  margin-bottom: 0.25rem;
}

.project .meta {
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.angle {
  margin-bottom: 0.75rem;
}

.angle b {
  color: var(--heading);
}

.stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  font-size: 0.9rem;
}

.stack li {
  padding: 0.1rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 999px;
}

.note {
  font-size: 0.95rem;
  color: var(--muted);
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  list-style: none;
  padding: 0;
  margin: 0;
  font-weight: 600;
}

@media (min-width: 52rem) {
  .project {
    grid-template-columns: 22rem 1fr;
    align-items: start;
  }
}

/* How I work */

.steps {
  display: grid;
  gap: 1.25rem;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps > li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: 0 0.75rem;
}

.steps > li::before {
  content: counter(step);
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--accent);
  grid-row: span 2;
}

.steps h3 {
  font-size: 1.1rem;
  margin-bottom: 0.2rem;
}

.steps p {
  margin: 0;
}

@media (min-width: 52rem) {
  .steps {
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem 2.5rem;
  }
}

/* Timeline (experience, education) */

.entries {
  display: grid;
  gap: 1.5rem;
}

.entry h3 {
  font-size: 1.1rem;
  margin-bottom: 0.1rem;
}

.entry .when {
  color: var(--muted);
  margin-bottom: 0.4rem;
}

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

.two-col {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 52rem) {
  .two-col {
    grid-template-columns: 1fr 1fr;
  }
}

/* Certificates */

.certs {
  display: grid;
  gap: 1.5rem;
  list-style: none;
  padding: 0;
}

.certs figure {
  margin: 0;
}

.certs img {
  border: 1px solid var(--border);
  border-radius: 4px;
}

.certs figcaption {
  margin-top: 0.6rem;
}

@media (min-width: 48rem) {
  .certs {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Case study */

.case-meta {
  display: grid;
  gap: 0.75rem 2rem;
  margin: 1.5rem 0 0;
}

.case-meta dt {
  font-weight: 600;
  color: var(--heading);
}

.case-meta dd {
  margin: 0;
}

@media (min-width: 48rem) {
  .case-meta {
    grid-template-columns: repeat(3, 1fr);
  }
}

.prose {
  max-width: 44rem;
}

.prose li {
  margin-bottom: 0.5rem;
}

.shot {
  margin: 2rem 0;
}

.shot img {
  border: 1px solid var(--border);
  border-radius: 4px;
}

.shot figcaption {
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.shots-pair {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

@media (min-width: 48rem) {
  .shots-pair {
    grid-template-columns: 2fr 1fr;
  }
  .shots-pair.even {
    grid-template-columns: 1fr 1fr;
  }
}

.table-wrap {
  overflow-x: auto;
  margin-bottom: 1.5rem;
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 32rem;
}

th,
td {
  text-align: left;
  vertical-align: top;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--heading);
}

caption {
  text-align: left;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.back {
  display: inline-block;
  margin-bottom: 1.5rem;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--border);
  padding-block: 2rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer p {
  margin: 0;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

@media print {
  .site-header .tools,
  .hiring,
  .skip {
    display: none;
  }
}

/* Small screens: brand and tools on the first row, navigation below. */
@media (max-width: 47.99rem) {
  .tools {
    order: 2;
  }
  .site-nav {
    order: 3;
    width: 100%;
  }
  .site-nav ul {
    gap: 0.25rem 1rem;
  }
}