:root {
  --font: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --max: 1080px;
  --nav-h: 64px;
  --radius: 12px;
  --ease: 160ms ease;
}

[data-theme="light"] {
  --bg: #f6f3ec;
  --bg-elev: #fffdf8;
  --text: #1a1916;
  --muted: #5a554c;
  --faint: #7a7468;
  --border: #e6dfd2;
  --accent: #1e4d8c;
  --accent-text: #1e4d8c;
  --accent-soft: #e4edf8;
  --warm: #c4892a;
  --warm-text: #8a5a12;
  --warm-soft: #f8ecd4;
  --teal: #1f6f64;
  --teal-soft: #ddf1ed;
  --rose: #9a3d3d;
  --chip: #e8eef8;
  --shadow: 0 1px 2px rgba(30, 77, 140, 0.06), 0 10px 28px rgba(26, 25, 22, 0.05);
}

[data-theme="dark"] {
  --bg: #0e1116;
  --bg-elev: #171c24;
  --text: #f3efe6;
  --muted: #b4ada0;
  --faint: #8f887c;
  --border: #2c3340;
  --accent: #7eb0e8;
  --accent-text: #8ec0f4;
  --accent-soft: #1a2c44;
  --warm: #e0b05a;
  --warm-text: #e0b05a;
  --warm-soft: #2d2414;
  --teal: #6dcdc0;
  --teal-soft: #16302d;
  --rose: #e08989;
  --chip: #1a2c44;
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 80;
  background: var(--accent);
  color: #fff;
  padding: 0.5rem 0.8rem;
}

.skip-link:focus {
  top: 0.75rem;
}

.wrap {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

a {
  color: inherit;
}

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

h1,
h2,
h3 {
  letter-spacing: -0.03em;
  line-height: 1.15;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--nav-h);
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(12px);
}

.site-header .wrap {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  color: var(--accent-text);
}

.nav-desktop {
  display: none;
  gap: 0.15rem;
  flex-wrap: wrap;
  justify-content: center;
}

.nav-desktop a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.82rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
}

.nav-desktop a:hover,
.nav-desktop a.active {
  color: var(--accent-text);
  background: var(--accent-soft);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.icon-btn,
.menu-btn {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-elev);
  color: var(--text);
  display: grid;
  place-items: center;
  cursor: pointer;
}

.icon-btn svg,
.menu-btn svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
}

.mobile-nav {
  display: none;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  padding: 0.6rem 1.25rem 1rem;
}

.mobile-nav.open {
  display: grid;
  gap: 0.2rem;
}

.mobile-nav a {
  text-decoration: none;
  padding: 0.65rem 0;
  color: var(--text);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 42px;
  padding: 0.55rem 1rem;
  border-radius: 9px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  font-size: 0.92rem;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--ease), border-color var(--ease);
}

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

.btn-primary:hover {
  filter: brightness(1.08);
}

.btn-secondary {
  background: var(--warm-soft);
  border-color: color-mix(in srgb, var(--warm) 45%, var(--border));
  color: var(--warm-text);
}

.btn-secondary:hover {
  background: var(--warm-soft);
  border-color: var(--warm);
}

.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* Hero */

.hero {
  padding: 4.5rem 0 4rem;
}

.hero-grid {
  display: grid;
  gap: 2.5rem;
}

.kicker {
  color: var(--accent-text);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.85rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.1rem);
  margin-bottom: 0.55rem;
}

.hero-role {
  font-size: 1.05rem;
}

.hero-lead {
  font-size: 1rem;
}

.social-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.25rem;
  font-size: 0.92rem;
}

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

.placeholder {
  color: var(--faint);
  text-decoration: none;
  border-bottom: 1px dashed var(--border);
}

.hero-aside {
  display: grid;
  gap: 1rem;
}

.portrait {
  position: relative;
  aspect-ratio: 4 / 5;
  max-width: 360px;
  border-radius: var(--radius);
  border: 3px solid var(--accent);
  box-shadow: 0 0 0 6px var(--accent-soft), var(--shadow);
  background: var(--bg-elev);
  overflow: hidden;
}

.portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 12%;
}

.portrait-fallback {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 0.4rem;
  background: var(--chip);
}

.portrait-fallback strong {
  font-size: 3rem;
  letter-spacing: -0.05em;
}

.portrait-fallback span {
  color: var(--muted);
  font-size: 0.85rem;
}

/* Sections */

.section {
  padding: 4.5rem 0;
  border-top: 1px solid var(--border);
}

.section-head {
  margin-bottom: 1.8rem;
  max-width: 40rem;
}

.section-head p {
  color: var(--muted);
  margin-top: 0.55rem;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2rem);
}

h2::after {
  content: "";
  display: block;
  width: 3.2rem;
  height: 3px;
  margin-top: 0.7rem;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--accent), var(--warm));
}

.about-copy {
  display: grid;
  gap: 1rem;
  max-width: 46rem;
  color: var(--muted);
}

.about-copy strong {
  color: var(--text);
  font-weight: 600;
}

.lang-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.4rem;
}

/* Skills */

.skill-groups {
  display: grid;
  gap: 1rem;
}

.skill-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  box-shadow: var(--shadow);
}

.skill-card:nth-child(2) { border-left-color: var(--warm); }
.skill-card:nth-child(3) { border-left-color: var(--teal); }
.skill-card:nth-child(4) { border-left-color: var(--rose); }
.skill-card:nth-child(5) { border-left-color: var(--accent); }
.skill-card:nth-child(6) { border-left-color: var(--warm); }
.skill-card:nth-child(7) { border-left-color: var(--teal); }

.skill-card h3 {
  font-size: 0.92rem;
  margin-bottom: 0.75rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--border));
  color: var(--accent-text);
  font-size: 0.82rem;
}

.lang-list .chip:nth-child(2) {
  background: var(--warm-soft);
  border-color: color-mix(in srgb, var(--warm) 35%, var(--border));
  color: var(--warm-text);
}

.lang-list .chip:nth-child(3) {
  background: var(--teal-soft);
  border-color: color-mix(in srgb, var(--teal) 35%, var(--border));
  color: var(--teal);
}

.lang-list .chip:nth-child(4) {
  background: color-mix(in srgb, var(--rose) 16%, var(--bg-elev));
  border-color: color-mix(in srgb, var(--rose) 35%, var(--border));
  color: var(--rose);
}

/* Projects */

.project-list {
  display: grid;
  gap: 1.25rem;
}

.project-card {
  display: grid;
  gap: 1.1rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.project-visual {
  min-height: 180px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--accent-soft);
  color: var(--accent-text);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 0.78rem;
  text-align: center;
  padding: 1rem;
}

.project-card:nth-child(2) .project-visual {
  background: var(--warm-soft);
  color: var(--warm-text);
}

.project-card:nth-child(3) .project-visual {
  background: var(--teal-soft);
  color: var(--teal);
}

.project-card:nth-child(4) .project-visual {
  background: color-mix(in srgb, var(--rose) 18%, var(--bg-elev));
  color: var(--rose);
}

.project-card:nth-child(5) .project-visual {
  background: var(--accent-soft);
  color: var(--accent-text);
}

.project-card:nth-child(6) .project-visual {
  background: var(--warm-soft);
  color: var(--warm-text);
}

.project-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.4rem;
}

.project-card .blurb,
.project-card .problem {
  color: var(--muted);
  font-size: 0.95rem;
}

.project-card .problem {
  margin: 0.65rem 0;
}

.label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--faint);
  margin-bottom: 0.25rem;
}

/* Timeline */

.timeline {
  display: grid;
  gap: 1rem;
}

.time-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.2rem 1.25rem;
  box-shadow: var(--shadow);
}

.time-card .meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0.25rem 0 0.8rem;
}

.time-card ul {
  margin-left: 1.1rem;
  color: var(--muted);
}

.time-card li + li {
  margin-top: 0.35rem;
}

.empty-note,
.placeholder-note {
  color: var(--muted);
  background: var(--bg-elev);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
}

/* Resume */

.resume-panel {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.4rem;
  box-shadow: var(--shadow);
}

.resume-panel h3 {
  font-size: 1rem;
  margin: 1.1rem 0 0.4rem;
}

.resume-panel p,
.resume-panel li {
  color: var(--muted);
}

.resume-panel ul {
  margin-left: 1.1rem;
}

/* Contact */

.contact-grid {
  display: grid;
  gap: 1.5rem;
}

.contact-list {
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.contact-list span {
  display: block;
  font-size: 0.75rem;
  color: var(--faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.talk-form {
  display: grid;
  gap: 0.85rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.2rem;
}

.talk-form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.talk-form input,
.talk-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  padding: 0.7rem 0.8rem;
  font: inherit;
}

.form-status {
  min-height: 1.3rem;
  font-size: 0.9rem;
  color: var(--accent-text);
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.4rem 0 2rem;
  color: var(--muted);
  font-size: 0.9rem;
}

/* Modal */

.modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: none;
  place-items: center;
  padding: 1.25rem;
}

.modal.open {
  display: grid;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.modal-panel {
  position: relative;
  width: min(760px, 100%);
  max-height: min(86vh, 900px);
  overflow: auto;
  background: var(--bg-elev);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.4rem 1.4rem 1.6rem;
  box-shadow: var(--shadow);
}

.modal-panel h2 {
  margin-bottom: 0.8rem;
}

.modal-panel h3 {
  margin: 1.1rem 0 0.35rem;
  font-size: 1rem;
}

.modal-panel p,
.modal-panel li {
  color: var(--muted);
}

.modal-panel ul {
  margin-left: 1.1rem;
}

.modal-close {
  position: absolute;
  top: 0.8rem;
  right: 0.8rem;
}

body.modal-open {
  overflow: hidden;
}

/* Text frames */

.text-frame {
  position: relative;
  padding: 0.85rem 1rem;
  background:
    linear-gradient(var(--accent), var(--accent)) top left / 14px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) top left / 2px 14px no-repeat,
    linear-gradient(var(--accent), var(--accent)) top right / 14px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) top right / 2px 14px no-repeat,
    linear-gradient(var(--warm), var(--warm)) bottom left / 14px 2px no-repeat,
    linear-gradient(var(--warm), var(--warm)) bottom left / 2px 14px no-repeat,
    linear-gradient(var(--warm), var(--warm)) bottom right / 14px 2px no-repeat,
    linear-gradient(var(--warm), var(--warm)) bottom right / 2px 14px no-repeat,
    var(--bg-elev);
  border: 1px solid var(--border);
}

.text-frame-sm {
  display: inline-block;
  padding: 0.35rem 0.7rem;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.text-frame-role {
  display: inline-flex;
  align-items: center;
  min-height: 2.6rem;
  margin-bottom: 1.1rem;
  color: var(--warm-text);
  overflow: hidden;
}

.motion-role {
  display: inline-block;
}

.text-frame-lead {
  margin: 0 0 1.5rem;
  max-width: 38rem;
  color: var(--muted);
  font-style: normal;
}

.name-frame {
  display: inline-block;
  padding: 0.7rem 0.9rem 0.85rem;
  margin-bottom: 0.85rem;
  background:
    linear-gradient(var(--accent), var(--accent)) top left / 22px 3px no-repeat,
    linear-gradient(var(--accent), var(--accent)) top left / 3px 22px no-repeat,
    linear-gradient(var(--accent), var(--accent)) top right / 22px 3px no-repeat,
    linear-gradient(var(--accent), var(--accent)) top right / 3px 22px no-repeat,
    linear-gradient(var(--warm), var(--warm)) bottom left / 22px 3px no-repeat,
    linear-gradient(var(--warm), var(--warm)) bottom left / 3px 22px no-repeat,
    linear-gradient(var(--warm), var(--warm)) bottom right / 22px 3px no-repeat,
    linear-gradient(var(--warm), var(--warm)) bottom right / 3px 22px no-repeat;
}

.motion-word {
  display: inline-block;
}

.motion-word + .motion-word {
  margin-left: 0.28em;
}

.frame-label {
  display: inline-block;
  margin-bottom: 0.7rem;
  padding: 0.2rem 0.55rem;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--border));
  color: var(--accent-text);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pull-frame {
  margin: 0 0 0.4rem;
  padding: 1.15rem 1.2rem;
  border-left: 3px solid var(--warm);
  background: var(--warm-soft);
  color: var(--text);
  font-size: 1.15rem;
  line-height: 1.45;
  font-style: normal;
}

.photo-caption {
  margin-top: 0.2rem;
}

.contact-list .text-frame {
  padding: 0.85rem 1rem 1rem;
}

/* Motion */

@media (prefers-reduced-motion: no-preference) {
  .motion-word {
    animation: word-rise 0.7s ease both;
  }

  .motion-word:nth-child(2) {
    animation-delay: 0.12s;
  }

  .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.55s ease, transform 0.55s ease;
  }

  .reveal.in {
    opacity: 1;
    transform: none;
  }

  .motion-role.is-out {
    animation: role-out 0.32s ease forwards;
  }

  .motion-role.is-in {
    animation: role-in 0.32s ease;
  }
}

@keyframes word-rise {
  from {
    opacity: 0;
    transform: translateY(0.55em);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes role-out {
  to {
    opacity: 0;
    transform: translateY(-10px);
  }
}

@keyframes role-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (min-width: 900px) {
  .nav-desktop {
    display: flex;
  }

  .menu-btn {
    display: none;
  }

  .hero-grid,
  .contact-grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }

  .skill-groups {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-card {
    grid-template-columns: 0.9fr 1.2fr;
    padding: 1.15rem;
  }

  .project-visual {
    min-height: 100%;
  }
}

@media (min-width: 1100px) {
  .skill-groups {
    grid-template-columns: repeat(3, 1fr);
  }
}