/* ============================================
   EXPERIENCE SECTION
   ============================================ */

#experience {
  height: 100vh;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='65' height='65'%3E%3Cline x1='32' y1='27' x2='32' y2='37' stroke='%23FF1919' stroke-width='0.8' opacity='0.12'/%3E%3Cline x1='27' y1='32' x2='37' y2='32' stroke='%23FF1919' stroke-width='0.8' opacity='0.12'/%3E%3C/svg%3E");
  background-size: 65px 65px;
  padding: var(--space-lg) var(--gutter) 0;
  position: relative;
  overflow: hidden; /* clips negative-margin rows to viewport edges */
}

/* ── Header ─────────────────────────────── */

.exp-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--space-md);
  flex-shrink: 0;
}

.exp-label {
  font-family: var(--font-mono);
  font-size: calc(var(--text-caption) * 2);
  letter-spacing: 0.25em;
  color: var(--color-accent);
  text-transform: uppercase;
}

.exp-sublabel {
  font-family: var(--font-mono);
  font-size: calc(var(--text-caption) * 2);
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

/* ── List container ─────────────────────── */

.exp-list {
  flex: 1;
  display: flex;
  flex-direction: column;
  /* overflow moved to #experience so row backgrounds reach viewport edges */
}

/* ── Row ────────────────────────────────── */

.exp-row {
  flex: none;          /* JS controls height */
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-border);
  position: relative;
  cursor: pointer;
  overflow: hidden;
  transition: background 0.3s ease;
  /* Stretch to viewport edges, compensating for #experience padding */
  margin-left: calc(-1 * var(--gutter));
  margin-right: calc(-1 * var(--gutter));
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.exp-row:last-child {
  border-bottom: 1px solid var(--color-border);
}

.exp-row:hover {
  background: rgba(255, 25, 25, 0.06);
  z-index: 16; /* above mask-canvas (z-index:15) so tint covers full row */
}

.exp-row.is-open {
  position: relative;
  z-index: 20;
  background: rgba(5, 5, 8, 0.72);
  backdrop-filter: blur(22px) saturate(1.5);
  -webkit-backdrop-filter: blur(22px) saturate(1.5);
}

/* ── Row header ─────────────────────────── */

.exp-row-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 0.6rem 1.2rem 0;
  flex-shrink: 0;
  user-select: none;
}

.exp-left {
  display: flex;
  align-items: flex-start;
  gap: 1.4rem;
}

.exp-left-text {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.exp-num {
  font-family: var(--font-mono);
  font-size: calc(var(--text-caption) * 2);
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  flex-shrink: 0;
  width: 2.5rem;
}

.exp-company {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 2.8vw, 3.2rem);
  letter-spacing: 0.04em;
  color: var(--color-text);
  text-transform: uppercase;
  transition: color 0.2s ease;
  line-height: 1;
}

.exp-right {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.exp-dates {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  letter-spacing: 0.08em;
  color: var(--color-text);
  text-transform: uppercase;
  transition: color 0.2s ease;
}

.exp-role {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  letter-spacing: 0.08em;
  color: var(--color-text);
  text-transform: uppercase;
  transition: color 0.2s ease;
}

.exp-row:hover .exp-company,
.exp-row:hover .exp-dates,
.exp-row:hover .exp-role {
  color: var(--color-accent);
}

/* ── Toggle button ──────────────────────── */

.exp-toggle {
  width: 2.2rem;
  height: 2.2rem;
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 0;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.35s cubic-bezier(0.625, 0.05, 0, 1);
}

.exp-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.exp-row.is-open .exp-toggle {
  transform: rotate(45deg);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ── Details panel ──────────────────────── */

.exp-details {
  flex: 1;
  display: flex;
  gap: 3rem;
  padding-bottom: 1.8rem;
  padding-left: calc(2.5rem + 1.4rem); /* matches exp-num width + exp-left gap */
  padding-right: 0.6rem;
  min-height: 0;
  width: 100%;
  overflow: hidden;
}

.exp-bullets {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.exp-intro {
  font-family: var(--font-mono);
  font-size: 1.275rem;
  line-height: 1.75;
  color: var(--color-text);
  letter-spacing: 0.03em;
  margin-bottom: 0.5rem;
  overflow-wrap: break-word;
}

.exp-bullets ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.exp-bullets li {
  font-family: var(--font-mono);
  font-size: 1.275rem;
  line-height: 1.75;
  color: var(--color-text);
  letter-spacing: 0.03em;
  padding-left: 1.2em;
  position: relative;
  overflow-wrap: break-word;
}

.exp-bullets li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.exp-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: flex-start;
  flex-shrink: 0;
  width: clamp(14rem, 22%, 22rem);
  border-left: 1px solid var(--color-border);
  padding-left: 2rem;
}

.exp-pill {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  letter-spacing: 0.1em;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  padding: 0.3rem 0.7rem;
  text-transform: uppercase;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.exp-pill:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.exp-link {
  color: var(--color-cyan);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  transition: opacity 0.2s ease;
}

.exp-link:hover {
  opacity: 0.7;
}