:root {
  --closing-paper: #f4f0e8;
  --closing-paper-soft: #f8f5ef;
  --closing-ink: #171714;
  --closing-muted: #68635b;
  --closing-faint: #948e84;
  --closing-accent: #c8683d;
  --closing-accent-deep: #a84f2d;
  --closing-line: rgba(23, 23, 20, 0.12);
  --closing-line-soft: rgba(23, 23, 20, 0.075);
  --closing-sans: "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --closing-mono: "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;
}

.closing-page,
.closing-page * {
  box-sizing: border-box;
}

body.closing-page {
  min-width: 320px;
  min-height: 100dvh;
  margin: 0;
  color: var(--closing-ink);
  background:
    linear-gradient(rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0)),
    var(--closing-paper);
  font-family: var(--closing-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.closing-page::before {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  content: "";
  opacity: 0.52;
  background-image:
    linear-gradient(90deg, transparent calc(25% - 0.5px), var(--closing-line-soft) calc(25% - 0.5px), var(--closing-line-soft) calc(25% + 0.5px), transparent calc(25% + 0.5px)),
    linear-gradient(90deg, transparent calc(50% - 0.5px), var(--closing-line-soft) calc(50% - 0.5px), var(--closing-line-soft) calc(50% + 0.5px), transparent calc(50% + 0.5px)),
    linear-gradient(90deg, transparent calc(75% - 0.5px), var(--closing-line-soft) calc(75% - 0.5px), var(--closing-line-soft) calc(75% + 0.5px), transparent calc(75% + 0.5px));
}

/* Profile & Contact background: keeps the candidate content on a quiet,
   instrumented field without competing with the profile and contact data. */
#closing-profile {
  position: relative;
  isolation: isolate;
  background-color: var(--closing-paper);
  background-image:
    linear-gradient(
      90deg,
      rgba(244, 240, 232, 0.64) 0%,
      rgba(244, 240, 232, 0.28) 48%,
      rgba(244, 240, 232, 0.44) 100%
    ),
    url("../assets/images/profile/profile-contact-background.png");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.closing-page a {
  color: inherit;
}

.closing-topbar {
  position: relative;
  z-index: 2;
  display: flex;
  width: min(1380px, calc(100% - 64px));
  min-height: 72px;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--closing-line);
}

.closing-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--closing-ink);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.closing-brand-mark {
  width: 8px;
  height: 8px;
  background: var(--closing-accent);
}

.closing-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.2rem);
  font-family: var(--closing-mono);
  font-size: 0.67rem;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.closing-nav a {
  position: relative;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  text-decoration: none;
}

.closing-nav a::after {
  position: absolute;
  right: 0;
  bottom: 7px;
  left: 0;
  height: 1px;
  content: "";
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.closing-nav a:hover::after,
.closing-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.closing-nav a:focus-visible {
  outline: 2px solid var(--closing-accent-deep);
  outline-offset: 4px;
}

/* Profile & contact */

.profile-main {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: calc(100dvh - 72px);
  width: min(1380px, calc(100% - 64px));
  margin: 0 auto;
  padding: clamp(3.5rem, 7vh, 6rem) 0 clamp(2.4rem, 5vh, 4rem);
}

.profile-section {
  display: flex;
  width: 100%;
  flex-direction: column;
}

.profile-masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--closing-line-soft);
}

.profile-masthead-label,
.profile-masthead-status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--closing-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
}

.profile-masthead-label {
  color: var(--closing-accent-deep);
  font-weight: 800;
}

.profile-masthead-label::before {
  width: 7px;
  height: 7px;
  content: "";
  background: var(--closing-accent);
}

.profile-masthead-status {
  color: var(--closing-muted);
  font-weight: 650;
}

.profile-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34753a;
  box-shadow: 0 0 0 3px rgba(52, 117, 58, 0.12);
}

.profile-grid {
  display: grid;
  flex: 1;
  grid-template-columns: minmax(0, 1.35fr) minmax(380px, 0.9fr);
  gap: clamp(3rem, 7vw, 7.5rem);
  align-items: center;
  padding: clamp(3rem, 7vh, 6rem) 0;
}

.profile-identity {
  min-width: 0;
}

.profile-name {
  margin: 0;
  color: var(--closing-ink);
  font-size: clamp(6rem, 11.5vw, 11rem);
  font-weight: 900;
  letter-spacing: -0.075em;
  line-height: 0.86;
}

.profile-role {
  display: flex;
  margin-top: 1.65rem;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.55rem 0.9rem;
}

.profile-role-primary {
  color: var(--closing-ink);
  font-size: clamp(1.2rem, 2vw, 1.7rem);
  font-weight: 820;
  letter-spacing: -0.035em;
  line-height: 1.25;
}

.profile-role-divider {
  color: #aaa49a;
  font-weight: 300;
}

.profile-role-secondary {
  color: var(--closing-muted);
  font-size: clamp(0.95rem, 1.25vw, 1.12rem);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.profile-patents {
  display: flex;
  margin-top: clamp(2.4rem, 5vh, 4.2rem);
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  padding-top: 1.35rem;
  border-top: 1px solid var(--closing-line);
}

.profile-patent {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
}

.profile-patent-number {
  color: var(--closing-accent);
  font-family: var(--closing-mono);
  font-size: clamp(1.75rem, 3vw, 2.6rem);
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
  line-height: 1;
}

.profile-patent-label {
  color: var(--closing-ink);
  font-size: 0.86rem;
  font-weight: 780;
}

.profile-patent-plus {
  color: var(--closing-faint);
  font-size: 1rem;
  font-weight: 300;
}

.profile-details {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: clamp(2.4rem, 5vh, 4rem);
  padding-left: clamp(2rem, 4vw, 4.5rem);
  border-left: 1px solid var(--closing-line);
}

.profile-detail-heading {
  display: flex;
  margin: 0 0 1.2rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--closing-ink);
  font-size: clamp(1.25rem, 1.8vw, 1.58rem);
  font-weight: 880;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.profile-detail-heading::after {
  height: 1px;
  flex: 1;
  content: "";
  background: var(--closing-line-soft);
}

.profile-contact-list {
  display: flex;
  flex-direction: column;
}

.profile-contact-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 1rem;
  align-items: baseline;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--closing-line-soft);
}

.profile-contact-row:last-child {
  border-bottom: 0;
}

.profile-contact-label {
  color: var(--closing-faint);
  font-family: var(--closing-mono);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.profile-contact-value,
.profile-contact-link {
  min-width: 0;
  color: var(--closing-ink);
  font-family: var(--closing-mono);
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  font-weight: 780;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.profile-contact-link {
  width: fit-content;
  text-decoration-color: rgba(23, 23, 20, 0.24);
  text-underline-offset: 5px;
}

.profile-contact-link:hover {
  color: var(--closing-accent-deep);
  text-decoration-color: currentColor;
}

.profile-experience-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.3rem clamp(1.2rem, 2.4vw, 2.5rem);
}

.profile-experience-item {
  min-width: 0;
}

.profile-experience-top {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.profile-experience-index {
  flex: 0 0 auto;
  color: var(--closing-accent-deep);
  font-family: var(--closing-mono);
  font-size: 0.7rem;
  font-weight: 850;
  font-variant-numeric: tabular-nums;
}

.profile-experience-name {
  color: var(--closing-ink);
  font-size: 0.96rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.profile-experience-desc {
  display: block;
  margin-top: 0.3rem;
  color: var(--closing-muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.profile-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--closing-line-soft);
}

.profile-footer-note,
.profile-footer-link {
  font-family: var(--closing-mono);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.07em;
}

.profile-footer-note {
  color: var(--closing-faint);
}

.profile-footer-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 0.55rem;
  color: var(--closing-ink);
  text-decoration: none;
}

.profile-footer-link::after {
  content: "↗";
  color: var(--closing-accent-deep);
  transition: transform 180ms ease;
}

.profile-footer-link:hover::after {
  transform: translate(2px, -2px);
}

/* Thank you */

.thanks-main {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: calc(100dvh - 72px);
  width: min(1380px, calc(100% - 64px));
  margin: 0 auto;
  place-items: center;
  padding: clamp(4rem, 10vh, 8rem) 0 clamp(3rem, 7vh, 5rem);
}

.thanks-section {
  position: relative;
  z-index: 1;
  display: grid;
  box-sizing: border-box;
  min-height: clamp(560px, 72dvh, 680px);
  width: 100%;
  margin: 0;
  place-items: center;
  padding:
    clamp(3.5rem, 7vh, 5rem)
    max(32px, calc((100vw - 1380px) / 2))
    clamp(3rem, 6vh, 4.5rem);
  overflow: hidden;
}

.thanks-section::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.52;
  background-image:
    linear-gradient(90deg, transparent calc(25% - 0.5px), var(--closing-line-soft) calc(25% - 0.5px), var(--closing-line-soft) calc(25% + 0.5px), transparent calc(25% + 0.5px)),
    linear-gradient(90deg, transparent calc(50% - 0.5px), var(--closing-line-soft) calc(50% - 0.5px), var(--closing-line-soft) calc(50% + 0.5px), transparent calc(50% + 0.5px)),
    linear-gradient(90deg, transparent calc(75% - 0.5px), var(--closing-line-soft) calc(75% - 0.5px), var(--closing-line-soft) calc(75% + 0.5px), transparent calc(75% + 0.5px));
}

.thanks-content {
  width: 100%;
  max-width: 1120px;
  text-align: center;
}

.thanks-title {
  margin: 0;
  color: var(--closing-ink);
  font-size: clamp(5.8rem, 14.8vw, 13.8rem);
  font-weight: 950;
  letter-spacing: -0.075em;
  line-height: 0.78;
  text-transform: uppercase;
}

.thanks-title-line {
  display: block;
  width: fit-content;
  margin-inline: auto;
}

.thanks-title-line--accent {
  color: var(--closing-accent);
}

@media (max-width: 1040px) {
  .profile-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
    align-items: start;
  }

  .profile-name {
    font-size: clamp(6rem, 19vw, 10rem);
  }

  .profile-details {
    padding-top: 3rem;
    padding-left: 0;
    border-top: 1px solid var(--closing-line);
    border-left: 0;
  }
}

@media (max-width: 720px) {
  .closing-topbar,
  .profile-main,
  .thanks-main {
    width: min(100% - 40px, 1380px);
  }

  .thanks-section {
    padding-right: 20px;
    padding-left: 20px;
  }

  .closing-topbar {
    min-height: 64px;
  }

  .profile-main,
  .thanks-main {
    min-height: calc(100dvh - 64px);
  }

  .profile-masthead {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.55rem;
  }

  .profile-grid {
    padding: 3rem 0;
  }

  .profile-experience-grid {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .profile-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .closing-topbar,
  .profile-main,
  .thanks-main {
    width: calc(100% - 32px);
  }

  .closing-brand {
    font-size: 0.72rem;
  }

  .closing-nav {
    gap: 0.85rem;
    font-size: 0.6rem;
  }

  .profile-name {
    font-size: clamp(5.2rem, 24vw, 7.2rem);
  }

  .profile-role {
    align-items: flex-start;
    flex-direction: column;
  }

  .profile-role-divider {
    display: none;
  }

  .profile-patents {
    align-items: flex-start;
    flex-direction: column;
  }

  .profile-patent-plus {
    display: none;
  }

  .profile-contact-row {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .thanks-content {
    padding-top: 1.5rem;
  }

  .thanks-section {
    padding-right: 16px;
    padding-left: 16px;
  }

  .thanks-title {
    font-size: clamp(5rem, 27vw, 7.2rem);
    line-height: 0.83;
  }

}

@media (prefers-reduced-motion: reduce) {
  .closing-page *,
  .closing-page *::before,
  .closing-page *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}