/* ==========================================================================
   Igor Bissoli — one-page site
   Values transcribed from docs/design/README.md + Igor Bissoli.dc.html.
   ========================================================================== */

/* --- Fonts (self-hosted variable woff2, weights 400–700) ------------------ */

@font-face {
  font-family: "Instrument Sans";
  font-style: normal;
  font-weight: 400 700;
  font-stretch: 100%;
  font-display: swap;
  src: url("/assets/fonts/instrument-sans-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Instrument Sans";
  font-style: normal;
  font-weight: 400 700;
  font-stretch: 100%;
  font-display: swap;
  src: url("/assets/fonts/instrument-sans-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF,
    U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020,
    U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("/assets/fonts/jetbrains-mono-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("/assets/fonts/jetbrains-mono-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF,
    U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020,
    U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* --- Tokens & globals ----------------------------------------------------- */

html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Instrument Sans", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --bg: #0a0c0b;
  --bg2: #0f1210;
  --line: #232825;
  --fg: #e8ece9;
  --fg2: #a5aea8;
  --fg3: #7f8882;
  --accent: #40d977;
  --dot: #40d977;
  --btn-bg: #40d977;
  --btn-fg: #081209;
}

body[data-theme="light"] {
  --bg: #f6f7f6;
  --bg2: #eef0ee;
  --line: #d9ddda;
  --fg: #161a18;
  --fg2: #4a524d;
  --fg3: #5f6862;
  --accent: #0e6b33;
  --dot: #128a43;
  --btn-bg: #0e6b33;
  --btn-fg: #f2f5f2;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
a:hover {
  color: var(--fg);
}
:focus-visible {
  outline: 2px solid var(--dot);
  outline-offset: 3px;
  border-radius: 2px;
}
::selection {
  background: var(--accent);
  color: var(--bg);
}

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

@keyframes blink {
  0%, 50% { opacity: 1; }
  50.1%, 100% { opacity: 0; }
}
@keyframes ping {
  0% { transform: scale(1); opacity: 0.65; }
  75%, 100% { transform: scale(2.7); opacity: 0; }
}

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

.page {
  min-height: 100vh;
}

/* --- Sticky nav ------------------------------------------------------------ */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-nav .inner {
  max-width: 940px;
  margin: 0 auto;
  padding: 9px clamp(20px, 5vw, 48px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 16px;
}
.brand {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--fg);
  text-decoration: none;
}
.nav-links {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px 4px;
  font-family: var(--mono);
  font-size: 12px;
}
.nav-links a {
  color: var(--fg2);
  text-decoration: none;
  padding: 6px 8px;
  border-radius: 6px;
}
.nav-links a:hover {
  color: var(--accent);
}
.theme-btn {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg2);
  background: none;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 5px 10px;
  margin-left: 8px;
  cursor: pointer;
}
.theme-btn:hover {
  color: var(--fg);
  border-color: var(--fg3);
}

/* --- Content column -------------------------------------------------------- */

.container {
  max-width: 940px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 48px);
}

/* --- Hero ------------------------------------------------------------------ */

.hero {
  padding: clamp(84px, 15vh, 150px) 0 clamp(68px, 10vh, 104px);
}
.hero h1 {
  margin: 0;
  font-size: clamp(50px, 9.5vw, 106px);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.98;
}
.cursor {
  display: inline-block;
  width: 0.45ch;
  height: 0.72em;
  margin-left: 0.12ch;
  background: var(--dot);
  transform: translateY(0.05em);
  animation: blink 1.15s infinite;
}
.hero .role {
  margin: 26px 0 0;
  font-size: clamp(20px, 3vw, 27px);
  font-weight: 500;
  letter-spacing: -0.015em;
}
.hero .positioning {
  margin: 14px 0 0;
  font-size: clamp(16px, 2.2vw, 18.5px);
  line-height: 1.65;
  color: var(--fg2);
  max-width: 56ch;
  text-wrap: pretty;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-top: 36px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--fg2);
}
.hero-meta .sep {
  color: var(--fg3);
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 13px 5px 10px;
  font-size: 12px;
  background: var(--bg2);
}
.pill .dot {
  position: relative;
  display: inline-flex;
  width: 7px;
  height: 7px;
  flex: none;
}
.pill .ping {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: var(--dot);
  opacity: 0;
  animation: ping 2.2s cubic-bezier(0, 0, 0.2, 1) infinite;
}
.pill .core {
  position: relative;
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--dot);
}
.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 24px;
  margin-top: 28px;
  font-family: var(--mono);
  font-size: 13.5px;
}

/* --- Subpage hero (e.g. /homelab/) ------------------------------------------ */

.page-hero {
  padding: clamp(56px, 10vh, 110px) 0 clamp(40px, 7vh, 72px);
}
.page-hero h1 {
  margin: 0;
  font-size: clamp(38px, 7vw, 72px);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.98;
}
.page-hero .positioning {
  margin: 14px 0 0;
  font-size: clamp(16px, 2.2vw, 18.5px);
  line-height: 1.65;
  color: var(--fg2);
  max-width: 56ch;
  text-wrap: pretty;
}

/* --- Sections (shared) ------------------------------------------------------ */

.section {
  border-top: 1px solid var(--line);
  padding: clamp(56px, 9vh, 92px) 0;
}
.section h2 {
  margin: 0 0 32px;
  font-family: var(--mono);
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--fg2);
}
#experience h2 {
  margin-bottom: 36px;
}

/* --- About ------------------------------------------------------------------ */

.about-copy {
  margin: 0;
  font-size: clamp(17px, 2.4vw, 20px);
  line-height: 1.7;
  max-width: 60ch;
  text-wrap: pretty;
}
.about-copy .note {
  font-family: var(--mono);
  font-size: 0.8em;
  color: var(--fg3);
}

/* --- Highlights / Beyond-work cards ----------------------------------------- */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr));
  gap: 18px;
}
.cards--beyond {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
}
.card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg2);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.card .label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--accent);
}
.card h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.card .body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--fg2);
  text-wrap: pretty;
}
.card .metric {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg3);
}
.card .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: auto;
  padding-top: 4px;
}
.chip {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--fg2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 3px 9px;
}
.chip.ph {
  color: var(--fg3);
  border-style: dashed;
}

/* Beyond-work variant: no bg, tighter padding */
.card--plain {
  background: none;
  padding: 22px 24px;
  gap: 10px;
}
.card--plain h3 {
  font-size: 16px;
}
.card--ph {
  border-style: dashed;
}
.card--ph h3 {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--fg3);
}
.card--ph .body {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--fg3);
}
.card-link {
  font-family: var(--mono);
  font-size: 12.5px;
}

/* --- Experience timeline ----------------------------------------------------- */

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--line);
}
.timeline li {
  position: relative;
  padding: 0 0 44px 26px;
}
.timeline li:last-child {
  padding-bottom: 8px;
}
.timeline .node {
  position: absolute;
  left: -5px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--dot);
}
.timeline .node--past {
  box-sizing: border-box;
  background: var(--bg);
  border: 1.5px solid var(--fg3);
}
.entry {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}
.entry .date {
  flex: 0 0 150px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--fg3);
  padding-top: 2px;
}
.entry .info {
  flex: 1 1 320px;
  min-width: 0;
}
.entry .company {
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.entry .company .role {
  font-weight: 400;
  color: var(--fg2);
}
.entry .loc {
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--fg3);
}
.entry .desc {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--fg2);
  max-width: 56ch;
  text-wrap: pretty;
}
.footnote {
  margin: 30px 0 0;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--fg3);
}

/* --- Stack -------------------------------------------------------------------- */

.stack {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.stack-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
}
.stack-row .label {
  flex: 0 0 150px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg3);
}
.stack-row .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1 1 300px;
}
.stack-chip {
  font-family: var(--mono);
  font-size: 12.5px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 5px 11px;
  background: var(--bg2);
}
.stack-chip.ph {
  color: var(--fg3);
  border-style: dashed;
  background: none;
}

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

#contact.section {
  padding-bottom: clamp(64px, 10vh, 110px);
}
.contact-lede {
  margin: 0;
  font-size: clamp(22px, 3.6vw, 32px);
  font-weight: 600;
  letter-spacing: -0.02em;
  max-width: 26ch;
  line-height: 1.25;
  text-wrap: pretty;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 13.5px;
  border-radius: 8px;
  padding: 11px 20px;
  text-decoration: none;
}
.btn--primary {
  font-weight: 600;
  color: var(--btn-fg);
  background: var(--btn-bg);
  border: 1px solid transparent;
}
.btn--primary:hover {
  opacity: 0.88;
  color: var(--btn-fg);
}
.btn--ghost {
  color: var(--fg);
  background: none;
  border: 1px solid var(--line);
}
.btn--ghost:hover {
  border-color: var(--fg3);
  color: var(--fg);
}
.contact-note {
  margin: 20px 0 0;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--fg3);
}

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

.site-footer {
  border-top: 1px solid var(--line);
}
.site-footer .inner {
  max-width: 940px;
  margin: 0 auto;
  padding: 24px clamp(20px, 5vw, 48px) 44px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  align-items: flex-start;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg3);
}
.status {
  line-height: 1.9;
}
.status .up {
  color: var(--fg2);
}
.theme-btn--footer {
  padding: 6px 12px;
  margin-left: 0;
}