/* ─── Reset ─────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body { background: var(--color-bg); color: var(--color-charcoal); font-family: var(--font-sans); line-height: 1.5; }
button { font: inherit; background: none; border: none; cursor: pointer; }
img { display: block; max-width: 100%; }
ul { list-style: none; }
a { color: inherit; text-decoration: none; }

/* ─── Tokens ─────────────────────────────────────────────────────────────── */
:root {
  --color-bg:        rgb(250, 250, 250);
  --color-charcoal:  rgb(36, 36, 36);
  --color-mid-gray:  rgb(126, 126, 126);
  --color-dark:      rgb(28, 28, 28);
  --color-gold:      #c4543c;
  --color-gold-dim:  rgba(196, 84, 60, 0.15);
  --color-border:    rgba(36, 36, 36, 0.1);
  --color-white:     rgb(255, 255, 255);
  --color-overlay:   rgba(0, 0, 0, 0.45);

  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:  'Fragment Mono', 'Courier New', monospace;

  --sidebar-width:     280px;
  --content-max-width: 860px;
  --transition-speed:  0.22s;

  --sp-xs:  4px;
  --sp-sm:  8px;
  --sp-md:  16px;
  --sp-lg:  24px;
  --sp-xl:  40px;
  --sp-2xl: 64px;
}

@media (prefers-reduced-motion: reduce) {
  :root { --transition-speed: 0s; }
}

/* ─── Layout ─────────────────────────────────────────────────────────────── */
.layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: 100vh;
}

/* ─── Sidebar ────────────────────────────────────────────────────────────── */
.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--color-border);
  background: var(--color-bg);
  padding: var(--sp-xl) var(--sp-lg);
  overflow-y: auto;
}

/* ─── Language toggle ────────────────────────────────────────────────────── */
.lang-toggle {
  display: inline-flex;
  align-self: center;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  overflow: hidden;
  margin-top: var(--sp-lg);
  background: var(--color-white);
}

.lang-toggle__btn {
  padding: 5px 11px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--color-mid-gray);
  cursor: pointer;
  border-right: 1px solid var(--color-border);
  transition: background var(--transition-speed), color var(--transition-speed);
  border-radius: 0;
}

.lang-toggle__btn:last-child { border-right: none; }

.lang-toggle__btn:hover:not(.lang-toggle__btn--active) {
  background: var(--color-gold-dim);
  color: var(--color-charcoal);
}

.lang-toggle__btn--active {
  background: var(--color-gold);
  color: var(--color-dark);
  font-weight: 700;
}

.sidebar__header {
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
  padding-bottom: var(--sp-lg);
  border-bottom: 1px solid var(--color-border);
}

.sidebar__identity {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

.sidebar__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  flex-shrink: 0;
  border: 1.5px solid var(--color-border);
}

.sidebar__name-wrap {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.sidebar__name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark);
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar__title {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-mid-gray);
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.sidebar__nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
  padding-top: var(--sp-xl);
}

.nav__item {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: var(--sp-sm) var(--sp-md);
  border-left: 4px solid transparent;
  border-radius: 0 2px 2px 0;
  color: var(--color-mid-gray);
  text-align: left;
  width: 100%;
  transition: color var(--transition-speed), border-color var(--transition-speed), background var(--transition-speed);
}

.nav__item:hover {
  color: var(--color-charcoal);
  background: var(--color-gold-dim);
}

.nav__item--active {
  border-left-color: var(--color-gold);
  color: var(--color-dark);
  font-weight: 500;
  background: var(--color-gold-dim);
}

.nav__item-number {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-mid-gray);
  min-width: 20px;
}

.nav__item-text {
  font-size: 14px;
}

.sidebar__footer {
  padding-top: var(--sp-xl);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}

.sidebar__location {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-mid-gray);
  letter-spacing: 0.06em;
}

.sidebar__social {
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
}

.social-link {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-mid-gray);
  padding: 5px 0;
  transition: color var(--transition-speed);
  text-decoration: none;
}

.social-link:hover { color: var(--color-dark); }

.social-link__icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* ─── Main Content ───────────────────────────────────────────────────────── */
.main-content {
  padding: var(--sp-2xl);
}

/* ─── Sections ───────────────────────────────────────────────────────────── */
.section { display: none; }
.section--active { display: block; }

/* ─── Introduction ───────────────────────────────────────────────────────── */

/* Hero row: text left, photo right */
.intro__hero {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-2xl);
  margin-bottom: var(--sp-xl);
}

.intro__hero-text {
  flex: 1;
  min-width: 0;
}

.intro__hero-photo {
  flex-shrink: 0;
  width: 200px;
}

.intro__hero-photo img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
  border-radius: 2px;
  border: 1px solid var(--color-border);
}

.intro__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-gold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--sp-md);
}

.intro__headline {
  font-size: 40px;
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--sp-md);
}

.intro__subtitle {
  font-size: 17px;
  font-weight: 400;
  color: var(--color-mid-gray);
  line-height: 1.55;
  max-width: 500px;
}

/* Email copy button */
.email-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  margin-top: var(--sp-lg);
  padding: 9px var(--sp-md);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  background: var(--color-white);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-mid-gray);
  cursor: pointer;
  transition:
    color var(--transition-speed),
    border-color var(--transition-speed),
    background var(--transition-speed);
}

.email-copy-btn:hover {
  color: var(--color-dark);
  border-color: var(--color-gold);
  background: var(--color-gold-dim);
}

.email-copy-btn--copied {
  color: var(--color-dark) !important;
  border-color: var(--color-gold) !important;
  background: var(--color-gold-dim) !important;
}

.email-copy-btn__icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.intro__divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--sp-xl) 0;
}

/* Two-column: bio left, education panel right */
.intro__body-columns {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--sp-2xl);
  align-items: start;
}

.intro__body {
  font-size: 15px;
  color: var(--color-charcoal);
  line-height: 1.75;
}

.intro__body p + p {
  margin-top: var(--sp-md);
}

.intro__link {
  color: var(--color-dark);
  font-weight: 500;
  border-bottom: 1px solid var(--color-gold);
  transition: color var(--transition-speed), border-color var(--transition-speed);
}

.intro__link:hover {
  color: var(--color-gold);
  border-bottom-color: transparent;
}

/* Education side panel */
.intro__education-panel {
  border: 1px solid var(--color-border);
  border-radius: 2px;
  padding: var(--sp-lg);
  background: var(--color-white);
  position: sticky;
  top: var(--sp-xl);
}

.edu-panel__label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-mid-gray);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--sp-md);
}

.edu-entry {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--sp-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.edu-entry:last-child { border-bottom: none; }

.edu-entry__degree {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-dark);
  line-height: 1.3;
}

.edu-entry__school {
  font-size: 12px;
  color: var(--color-charcoal);
}

.edu-entry__year {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-mid-gray);
  letter-spacing: 0.04em;
  margin-top: 2px;
}

/* ─── Professional Experiences ───────────────────────────────────────────── */
.experiences__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-gold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--sp-md);
}

.experiences__headline {
  font-size: 40px;
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--sp-md);
}

.experiences__intro {
  font-size: 15px;
  color: var(--color-mid-gray);
  line-height: 1.7;
  max-width: 540px;
  margin-bottom: var(--sp-2xl);
}

/* ─── Experience Timeline ────────────────────────────────────────────────── */
.exp-timeline {
  position: relative;
  /* Continuous vertical line running the full height of the timeline */
  padding-left: 36px;
}

.exp-timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

/* ── Company block ── */
.exp-company {
  position: relative;
  margin-bottom: var(--sp-2xl);
}

.exp-company:last-child {
  margin-bottom: 0;
}

.exp-company__header {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
  flex-wrap: wrap;
}

/* Large gold dot on the timeline line */
.exp-company__dot {
  position: absolute;
  left: calc(-36px + 3px); /* center on the 2px line */
  top: 10px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-gold);
  border: 2px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-gold);
  flex-shrink: 0;
}

/* Logo pill */
.exp-company__logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 var(--sp-md);
  border-radius: 2px;
  flex-shrink: 0;
}

.exp-company__logo-wrap--klarna  { background: rgb(255, 240, 247); }
.exp-company__logo-wrap--booking { background: rgb(230, 240, 255); }
.exp-company__logo-wrap--deloitte { background: rgb(230, 247, 244); }

.exp-company__logo {
  height: 20px;
  width: auto;
  object-fit: contain;
  display: block;
}

.exp-company__meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.exp-company__name {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.exp-company__sub {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-mid-gray);
  letter-spacing: 0.04em;
}

.exp-company__period {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-mid-gray);
  white-space: nowrap;
  align-self: center;
  padding: 3px 8px;
  border: 1px solid var(--color-border);
  border-radius: 2px;
}

/* ── Role block ── */
.exp-roles {
  display: flex;
  flex-direction: column;
  gap: var(--sp-xl);
  /* Indent roles relative to company header */
  padding-left: var(--sp-xl);
  position: relative;
}

/* Thin connector line linking roles within a company */
.exp-roles::before {
  content: '';
  position: absolute;
  left: 3px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--color-border);
}

.exp-role {
  position: relative;
}

.exp-role__header {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px var(--sp-sm);
  margin-bottom: var(--sp-sm);
}

/* Small dot on the role connector line */
.exp-role__dot {
  position: absolute;
  left: calc(-24px + 0px);
  top: 7px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 1.5px solid var(--color-gold);
}

.exp-role__title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark);
}

.exp-role__promotion {
  font-size: 13px;
  font-weight: 400;
  color: var(--color-mid-gray);
}

.exp-role__dept {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-gold);
  letter-spacing: 0.06em;
  padding: 2px 6px;
  background: var(--color-gold-dim);
  border-radius: 2px;
}

.exp-role__dates {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-mid-gray);
  letter-spacing: 0.04em;
  margin-left: auto;
}

.exp-role__summary {
  font-size: 14px;
  color: var(--color-charcoal);
  line-height: 1.75;
}

.exp-role__summary strong {
  color: var(--color-dark);
  font-weight: 600;
}

/* ─── Personal Projects ──────────────────────────────────────────────────── */
.projects__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-gold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--sp-md);
}

.projects__headline {
  font-size: 40px;
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--sp-md);
}

.projects__intro {
  font-size: 15px;
  color: var(--color-mid-gray);
  line-height: 1.7;
  max-width: 540px;
  margin-bottom: var(--sp-2xl);
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-xl);
}

.project-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: 2px;
  padding: var(--sp-xl);
  background: var(--color-white);
  cursor: pointer;
  transition:
    transform var(--transition-speed),
    box-shadow var(--transition-speed),
    border-color var(--transition-speed);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.10);
  border-color: var(--color-gold);
}

.project-card:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

.project-card__header {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-md);
}

.project-card__name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: -0.02em;
}

.project-card__tag {
  padding: 3px 8px;
  background: var(--color-gold);
  color: var(--color-dark);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  border-radius: 2px;
}

.project-card__description {
  font-size: 14px;
  color: var(--color-charcoal);
  line-height: 1.7;
  flex: 1;
  margin-bottom: var(--sp-lg);
}

.project-card__link {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-gold);
  letter-spacing: 0.06em;
  align-self: flex-start;
}

/* ─── Responsive — Tablet / Mobile (≤810px) ──────────────────────────────── */
@media (max-width: 810px) {
  .layout { display: block; }

  .sidebar {
    position: sticky;
    top: 0;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--sp-md);
    padding: var(--sp-md) var(--sp-lg);
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
  }

  .sidebar__header {
    border-bottom: none;
    padding-bottom: 0;
    min-width: 160px;
  }

  .sidebar__name { font-size: 14px; }

  .sidebar__nav {
    flex: 1;
    flex-direction: row;
    gap: var(--sp-xs);
    padding-top: 0;
    overflow-x: auto;
    min-width: 0;
    scrollbar-width: none;
  }

  .sidebar__nav::-webkit-scrollbar { display: none; }

  .nav__item {
    white-space: nowrap;
    border-left: none;
    border-bottom: 2px solid transparent;
    border-radius: 2px 2px 0 0;
    padding: 6px var(--sp-sm);
    width: auto;
  }

  .nav__item--active {
    border-left-color: transparent;
    border-bottom-color: var(--color-gold);
  }

  .sidebar__footer { display: none; }

  .main-content { padding: var(--sp-xl) var(--sp-lg); }

  .intro__hero { flex-direction: column-reverse; gap: var(--sp-lg); }
  .intro__hero-photo { width: 140px; }
  .intro__headline { font-size: 36px; }
  .intro__body-columns { grid-template-columns: 1fr; }
  .intro__education-panel { position: static; }

  /* timeline on mobile: reduce left indent */
  .exp-timeline { padding-left: var(--sp-xl); }
  .exp-company__dot { left: calc(-24px + 3px); }
  .exp-company__header { gap: var(--sp-sm); }
  .exp-company__period { margin-left: 0; align-self: flex-start; }
  .exp-role__dates { margin-left: 0; }

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

/* ─── Responsive — Small Mobile (≤500px) ─────────────────────────────────── */
@media (max-width: 500px) {
  .intro__headline { font-size: 28px; }
  .experiences__headline,
  .projects__headline { font-size: 28px; }
  .main-content { padding: var(--sp-lg) var(--sp-md); }
  .modal { padding: var(--sp-lg); }
  .modal__company-name { font-size: 22px; }
}

/* ─── Focus visible ──────────────────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

/* ─── Dark mode ──────────────────────────────────────────────────────────── */
[data-theme="dark"] {
  --color-bg:        rgb(13, 13, 17);
  --color-charcoal:  rgb(195, 195, 200);
  --color-mid-gray:  rgb(110, 110, 120);
  --color-dark:      rgb(235, 235, 240);
  --color-gold-dim:  rgba(196, 84, 60, 0.12);
  --color-border:    rgba(255, 255, 255, 0.09);
  --color-white:     rgb(20, 20, 26);
  --color-overlay:   rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] .exp-company__logo-wrap--klarna   { background: rgb(45, 22, 36); }
[data-theme="dark"] .exp-company__logo-wrap--booking  { background: rgb(18, 32, 55); }
[data-theme="dark"] .exp-company__logo-wrap--deloitte { background: rgb(16, 40, 36); }

[data-theme="dark"] .project-card:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}

/* ─── Theme toggle button ────────────────────────────────────────────────── */
.theme-toggle {
  position: fixed;
  top: var(--sp-md);
  right: var(--sp-md);
  z-index: 200;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-mid-gray);
  cursor: pointer;
  transition:
    color var(--transition-speed),
    border-color var(--transition-speed),
    background var(--transition-speed);
}

.theme-toggle:hover {
  color: var(--color-dark);
  border-color: var(--color-gold);
  background: var(--color-gold-dim);
}

.theme-toggle__icon { width: 16px; height: 16px; flex-shrink: 0; }

/* show moon in light mode, sun in dark mode */
.theme-toggle__sun  { display: none; }
.theme-toggle__moon { display: block; }
[data-theme="dark"] .theme-toggle__sun  { display: block; }
[data-theme="dark"] .theme-toggle__moon { display: none; }