/* ============================================================
   iamdrigo.com — nautical-chart portfolio
   palette: chart paper / marine ink / shallow-water / chart magenta
   ============================================================ */

:root {
  --paper: #f6f8f7;
  --paper-deep: #eef3f2;
  --ink: #14283a;
  --slate: #5e7285;
  --shallow: #d3e4e6;
  --magenta: #c42a6e;
  --hairline: rgba(20, 40, 58, 0.14);

  --font-display: "Spectral", Georgia, serif;
  --font-body: "IBM Plex Sans", -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --col: 44rem;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--shallow); }

a { color: var(--magenta); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--magenta);
  outline-offset: 3px;
  border-radius: 2px;
}

.mono { font-family: var(--font-mono); font-size: 0.8125rem; letter-spacing: 0.02em; }

/* ---------- top bar ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  row-gap: 0.3rem;
  justify-content: space-between;
  align-items: baseline;
  padding: 1rem clamp(1.25rem, 4vw, 3rem);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hairline);
}

.brand {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 1.125rem;
  color: var(--ink);
  text-decoration: none;
}

.topnav {
  display: flex;
  gap: clamp(0.9rem, 2.5vw, 1.75rem);
}

.topnav a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
  text-decoration: none;
}

.topnav a:hover { color: var(--magenta); }

.topnav a.ext { color: var(--magenta); }
.topnav a.ext:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  min-height: min(88vh, 46rem);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--hairline);
}

.chart {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.contours path {
  fill: none;
  stroke: var(--ink);
  stroke-opacity: 0.13;
  stroke-width: 1;
}

.soundings text {
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--ink);
  fill-opacity: 0.22;
}

.course {
  fill: none;
  stroke: var(--magenta);
  stroke-width: 1.5;
  stroke-dasharray: 7 6;
  opacity: 0.75;
}

.waypoints path {
  stroke: var(--magenta);
  stroke-width: 1.5;
  opacity: 0.75;
}

@media (prefers-reduced-motion: no-preference) {
  .course {
    stroke-dasharray: 7 6;
    animation: course-drift 60s linear infinite;
  }
  @keyframes course-drift {
    to { stroke-dashoffset: -520; }
  }
}

.hero-inner {
  position: relative;
  max-width: var(--col);
  margin: 0 auto;
  padding: clamp(4rem, 10vh, 7rem) clamp(1.25rem, 5vw, 2rem);
}

/* ---------- portrait island ---------- */

.portrait {
  position: absolute;
  right: clamp(2rem, 7vw, 7rem);
  top: 50%;
  transform: translateY(-50%);
  width: clamp(14rem, 24vw, 21rem);
  margin: 0;
}

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

.portrait .coast {
  fill: none;
  stroke: var(--ink);
  stroke-opacity: 0.55;
  stroke-width: 1.3;
}

.portrait .ring {
  fill: none;
  stroke: var(--ink);
  stroke-width: 1;
}

.portrait .ring-inner { stroke-opacity: 0.28; }
.portrait .ring-outer { stroke-opacity: 0.14; }

@media (max-width: 64rem) {
  .hero {
    flex-direction: column;
    justify-content: center;
  }
  .portrait {
    position: static;
    transform: none;
    order: -1;
    width: 11.5rem;
    margin: 3.5rem 0 -2.75rem;
  }
  .hero-inner { padding-top: 2.5rem; }
  /* the plotted course collides with the portrait on small screens */
  .course, .waypoints { display: none; }
}

.coords {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--slate);
  margin-bottom: 1.25rem;
}

@media (max-width: 40rem) {
  .coords { font-size: 0.72rem; letter-spacing: 0.03em; }
  .topnav {
    width: 100%;
    flex-wrap: wrap;
    gap: 0.5rem 1.1rem;
  }
  .topnav a { font-size: 0.6875rem; }
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.75rem, 8vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}

.hero-lede {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.25rem, 3vw, 1.625rem);
  line-height: 1.45;
  max-width: 34ch;
  margin-bottom: 1.25rem;
}

.hero-role {
  color: var(--slate);
  margin-bottom: 2.25rem;
}

.hero-links, .contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--ink);
  padding: 0.7rem 1.3rem;
  border-radius: 2px;
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}

.btn:hover { background: var(--magenta); border-color: var(--magenta); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
}

.btn-ghost:hover { background: transparent; color: var(--magenta); }

/* ---------- sections ---------- */

.section {
  max-width: var(--col);
  margin: 0 auto;
  padding: clamp(4rem, 9vw, 6.5rem) clamp(1.25rem, 5vw, 2rem) 0;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--magenta);
  margin-bottom: 0.75rem;
}

.section h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.75rem, 4.5vw, 2.5rem);
  line-height: 1.15;
  margin-bottom: 1.75rem;
  text-wrap: balance;
}

.prose p { max-width: 62ch; }
.prose p + p { margin-top: 1rem; }

/* ---------- stats ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  margin-top: 2.5rem;
}

.stats > div {
  background: var(--paper);
  padding: 1.25rem 1.1rem;
}

.stats dt {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.875rem;
  line-height: 1.1;
  color: var(--magenta);
}

.stats dd {
  font-size: 0.875rem;
  color: var(--slate);
  margin-top: 0.35rem;
}

/* ---------- experience log ---------- */

.log { list-style: none; }

.entry {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 1.5rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--hairline);
}

.entry:last-child { border-bottom: 1px solid var(--hairline); }

.entry-dates {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--slate);
  padding-top: 0.3rem;
  white-space: nowrap;
}

.entry-body h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.0625rem;
  margin-bottom: 0.5rem;
}

.entry-body p {
  font-size: 0.9375rem;
  color: color-mix(in srgb, var(--ink) 82%, var(--slate));
  max-width: 58ch;
}

@media (max-width: 40rem) {
  .entry { grid-template-columns: 1fr; gap: 0.4rem; }
}

.edu { margin-top: 2rem; }

.edu-line {
  font-size: 0.9375rem;
  color: var(--slate);
}

.edu-line + .edu-line { margin-top: 0.3rem; }

.edu-line .mono { color: var(--magenta); margin-right: 0.4rem; }

/* ---------- work grid ---------- */

.section-wide { max-width: 64rem; }

.workgrid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(16.5rem, 1fr));
  gap: 1.5rem;
}

.workgrid li {
  border: 1px solid var(--hairline);
  background: var(--paper);
  transition: border-color 0.2s, transform 0.2s;
}

.workgrid li:hover {
  border-color: var(--ink);
  transform: translateY(-3px);
}

@media (prefers-reduced-motion: reduce) {
  .workgrid li:hover { transform: none; }
}

.workgrid a {
  display: block;
  height: 100%;
  text-decoration: none;
  color: inherit;
}

.workgrid img {
  display: block;
  width: 100%;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  border-bottom: 1px solid var(--hairline);
}

.work-meta {
  display: block;
  padding: 1rem 1.15rem 1.25rem;
}

.work-tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--magenta);
  margin-bottom: 0.4rem;
}

.work-title {
  display: block;
  font-weight: 500;
  font-size: 0.9875rem;
  line-height: 1.4;
  transition: color 0.15s;
}

.work-note {
  display: block;
  font-size: 0.84375rem;
  color: var(--slate);
  margin-top: 0.35rem;
}

.workgrid a:hover .work-title { color: var(--magenta); }

/* ---------- contact & footer ---------- */

.contact { padding-bottom: 2rem; }

.contact .prose { margin-bottom: 2rem; }

.footer {
  text-align: center;
  color: var(--slate);
  padding: 4rem 1rem 2.5rem;
}

/* ---------- reveal on scroll ---------- */

@media (prefers-reduced-motion: no-preference) {
  html.js .reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  html.js .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
}