:root {
  color-scheme: dark;
  --ss-bg: #06090e;
  --ss-surface: rgba(14, 20, 29, 0.78);
  --ss-surface-solid: #0e141d;
  --ss-line: rgba(136, 173, 214, 0.16);
  --ss-line-strong: rgba(58, 144, 255, 0.4);
  --ss-text: #ecf3fa;
  --ss-muted: #91a0b2;
  --ss-blue: #2f8cff;
  --ss-cyan: #69d7ff;
  --ss-max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--ss-bg);
}

body.site-page,
body.archive-page {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--ss-text);
  background:
    radial-gradient(circle at 18% 12%, rgba(39, 124, 236, 0.12), transparent 32rem),
    radial-gradient(circle at 86% 88%, rgba(38, 196, 236, 0.06), transparent 28rem),
    var(--ss-bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body.site-page::before,
body.archive-page::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.26;
  background-image:
    linear-gradient(rgba(130, 170, 210, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(130, 170, 210, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}

a {
  color: inherit;
}

.ss-page-shell {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
}

.ss-site-header {
  display: flex;
  width: min(var(--ss-max), calc(100% - 48px));
  min-height: 96px;
  margin: 0 auto;
  padding: 24px 0;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--ss-line);
}

.ss-brand {
  display: inline-flex;
  align-items: center;
}

.ss-brand img {
  display: block;
  width: 194px;
  height: auto;
}

.ss-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.ss-nav a {
  padding: 10px 14px;
  color: var(--ss-muted);
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.ss-nav a:hover,
.ss-nav a:focus-visible,
.ss-nav a[aria-current="page"] {
  color: var(--ss-text);
  border-color: var(--ss-line-strong);
  background: rgba(45, 132, 244, 0.08);
  outline: none;
}

.ss-home-main,
.ss-contact-main {
  display: grid;
  width: min(var(--ss-max), calc(100% - 48px));
  min-width: 0;
  margin: 0 auto;
  flex: 1;
  place-items: center;
}

.ss-hero {
  position: relative;
  width: min(760px, 100%);
  min-width: 0;
  max-width: 100%;
  padding: 90px 24px 112px;
  text-align: center;
}

.ss-hero::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(70vw, 600px);
  aspect-ratio: 1;
  content: "";
  border: 1px solid rgba(71, 145, 236, 0.08);
  border-radius: 50%;
  box-shadow:
    0 0 0 54px rgba(71, 145, 236, 0.025),
    0 0 110px rgba(38, 133, 255, 0.08);
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.ss-hero-logo {
  position: relative;
  display: block;
  width: min(560px, 90%);
  max-width: 100%;
  height: auto;
  margin: 0 auto 46px;
  filter: drop-shadow(0 18px 45px rgba(16, 109, 231, 0.2));
}

.ss-description {
  position: relative;
  max-width: 680px;
  margin: 0 auto;
  color: #b9c6d4;
  font-size: clamp(1.05rem, 2.1vw, 1.3rem);
  font-weight: 350;
  line-height: 1.8;
  letter-spacing: 0.01em;
}

.ss-description strong {
  color: var(--ss-text);
  font-weight: 550;
}

.ss-contact-card {
  position: relative;
  width: min(680px, 100%);
  margin: 72px 0 96px;
  padding: clamp(42px, 8vw, 80px);
  overflow: hidden;
  border: 1px solid var(--ss-line);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(19, 28, 40, 0.92), rgba(8, 13, 20, 0.88));
  box-shadow: 0 36px 90px rgba(0, 0, 0, 0.26);
}

.ss-contact-card::after {
  position: absolute;
  top: -80px;
  right: -80px;
  width: 220px;
  height: 220px;
  content: "";
  border: 1px solid rgba(61, 146, 255, 0.16);
  border-radius: 50%;
  box-shadow: 0 0 70px rgba(42, 130, 241, 0.1);
}

.ss-kicker {
  margin: 0 0 22px;
  color: var(--ss-cyan);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.ss-contact-card h1 {
  margin: 0 0 20px;
  font-size: clamp(2.25rem, 7vw, 4.8rem);
  font-weight: 520;
  letter-spacing: -0.045em;
}

.ss-contact-card p {
  max-width: 470px;
  margin: 0 0 38px;
  color: var(--ss-muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.ss-email {
  display: inline-flex;
  padding-bottom: 8px;
  color: var(--ss-text);
  border-bottom: 1px solid var(--ss-blue);
  font-size: clamp(1.12rem, 4vw, 1.65rem);
  text-decoration: none;
  transition: color 160ms ease, border-color 160ms ease;
}

.ss-email:hover,
.ss-email:focus-visible {
  color: var(--ss-cyan);
  border-color: var(--ss-cyan);
  outline: none;
}

.ss-research-main {
  width: min(940px, calc(100% - 48px));
  margin: 0 auto;
  padding: 92px 0 112px;
  flex: 1;
}

.ss-research-intro {
  max-width: 740px;
  margin-bottom: 92px;
}

.ss-research-intro h1 {
  margin: 0 0 24px;
  font-size: clamp(3rem, 8vw, 6.4rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.96;
}

.ss-research-intro > p:last-child {
  max-width: 660px;
  margin: 0;
  color: #aab8c8;
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
  line-height: 1.75;
}

.ss-research-section {
  display: grid;
  padding: 40px 0 72px;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 48px;
  border-top: 1px solid var(--ss-line);
}

.ss-section-heading {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}

.ss-section-number {
  margin: 4px 0 0;
  color: var(--ss-cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
}

.ss-section-heading h2 {
  margin: 0 0 9px;
  color: var(--ss-text);
  font-size: 1rem;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.ss-section-heading div > p {
  margin: 0;
  color: #728196;
  font-size: 0.8rem;
  line-height: 1.55;
}

.ss-research-list {
  border-top: 1px solid rgba(136, 173, 214, 0.1);
}

.ss-research-item {
  position: relative;
  display: grid;
  min-width: 0;
  padding: 20px 44px 20px 0;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
  border-bottom: 1px solid rgba(136, 173, 214, 0.1);
  text-decoration: none;
  transition: padding-left 180ms ease, background 180ms ease;
}

.ss-research-item::after {
  position: absolute;
  right: 4px;
  color: #55708e;
  content: "↗";
  font-size: 1rem;
  transition: color 180ms ease, transform 180ms ease;
}

.ss-research-item[href^="/blog/"]::after {
  content: "→";
}

.ss-research-item:hover,
.ss-research-item:focus-visible {
  padding-left: 12px;
  background: linear-gradient(90deg, rgba(47, 140, 255, 0.06), transparent 78%);
  outline: none;
}

.ss-research-item:hover::after,
.ss-research-item:focus-visible::after {
  color: var(--ss-cyan);
  transform: translate(3px, -3px);
}

.ss-research-item > span {
  min-width: 0;
  color: #dce7f2;
  font-size: 0.96rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.ss-research-item > small {
  color: #6f8197;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-align: right;
  text-transform: uppercase;
}

.ss-site-footer {
  display: flex;
  width: min(var(--ss-max), calc(100% - 48px));
  min-height: 76px;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  color: #667589;
  border-top: 1px solid var(--ss-line);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.ss-site-footer a {
  color: #8292a7;
  text-decoration: none;
}

.ss-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Static blog archive: preserve the content while sharing the new site frame. */
body.archive-page .main-container {
  width: min(var(--ss-max), calc(100% - 48px));
  min-width: 0;
  max-width: 100%;
  min-height: 100vh;
  margin: 0 auto;
  background: transparent;
}

body.archive-page .ss-site-header,
body.archive-page .ss-site-footer {
  width: 100%;
}

body.archive-page .ss-site-header {
  margin-bottom: 34px;
}

body.archive-page .main-container > .blog {
  display: grid;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  padding: 0 0 56px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

body.archive-page .main-container > .blog > .content {
  display: flex;
  width: auto;
  min-width: 0;
  max-width: 100%;
  min-height: 470px;
  margin: 0;
  padding: 0;
  overflow: hidden;
  float: none;
  flex-direction: column;
  border: 1px solid var(--ss-line);
  border-radius: 14px;
  background: var(--ss-surface);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.16);
}

body.archive-page .main-container > .blog > .content > .img {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  height: 205px;
  overflow: hidden;
  background: #090d13;
}

body.archive-page .main-container > .blog > .content > .img > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.04);
}

body.archive-page .main-container > .blog > .content > .body {
  display: flex;
  padding: 24px;
  flex: 1;
  min-width: 0;
  flex-direction: column;
  color: var(--ss-muted);
  background: transparent;
}

body.archive-page .main-container > .blog > .content > .body > .title a,
body.archive-page .blog-single > .title a {
  color: var(--ss-text) !important;
  text-decoration: none;
  overflow-wrap: anywhere;
}

body.archive-page .main-container > .blog > .content > .body > .title a:hover,
body.archive-page .blog-single > .title a:hover {
  color: var(--ss-cyan) !important;
}

body.archive-page .content .date,
body.archive-page .blog-single > .date {
  color: #6f8095;
}

body.archive-page .content .excerpt {
  color: var(--ss-muted);
  line-height: 1.55;
  overflow-wrap: anywhere;
}

body.archive-page .content .moretag {
  display: inline-flex;
  margin-top: 16px;
  padding: 9px 13px;
  color: #ddecff;
  border: 1px solid rgba(55, 144, 255, 0.3);
  border-radius: 8px;
  background: rgba(43, 132, 247, 0.09);
}

body.archive-page #nav_links {
  grid-column: 1 / -1;
  color: var(--ss-muted);
}

body.archive-page .wp-pagenavi a,
body.archive-page .wp-pagenavi span {
  color: var(--ss-muted);
  border-color: var(--ss-line);
  background: var(--ss-surface);
}

body.archive-page .wp-pagenavi .current {
  color: white;
  border-color: var(--ss-line-strong);
}

body.archive-page .blog-single {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  margin: 0 0 56px;
  padding: clamp(26px, 5vw, 54px);
  color: #c4cfdb;
  border: 1px solid var(--ss-line);
  border-radius: 16px;
  background: var(--ss-surface-solid);
  box-shadow: 0 22px 64px rgba(0, 0, 0, 0.18);
}

body.archive-page .blog-single > .title,
body.archive-page .blog-single > .title a {
  color: var(--ss-text);
  font-size: clamp(1.75rem, 4vw, 2.7rem);
  line-height: 1.16;
}

body.archive-page .blog-single > .body {
  color: #c4cfdb;
  font-size: 1rem;
  line-height: 1.7;
}

body.archive-page .blog-single > .body a {
  color: #78c9ff;
}

body.archive-page .blog-single img {
  max-width: 100%;
  height: auto;
}

body.archive-page .blog-single pre,
body.archive-page .blog-single code {
  max-width: 100%;
  color: #d8e7f8;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

body.archive-page .comments_div,
body.archive-page .comment_li,
body.archive-page .comment_form {
  color: #aebccc;
  border-color: var(--ss-line);
  background: #0a1018;
}

@media (max-width: 860px) {
  .ss-research-section {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 30px;
  }

  body.archive-page .main-container > .blog {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .ss-site-header {
    width: min(calc(100% - 28px), var(--ss-max));
    min-height: 82px;
    padding: 18px 0;
    gap: 8px;
  }

  .ss-brand img {
    width: 126px;
  }

  .ss-nav {
    gap: 0;
  }

  .ss-nav a {
    padding: 8px 7px;
    font-size: 0.59rem;
    letter-spacing: 0.1em;
  }

  .ss-home-main,
  .ss-contact-main,
  .ss-research-main,
  .ss-site-footer,
  body.archive-page .main-container {
    width: min(calc(100% - 28px), var(--ss-max));
  }

  .ss-hero {
    padding: 74px 0 92px;
  }

  .ss-hero-logo {
    width: 94%;
    margin-bottom: 34px;
  }

  .ss-description {
    font-size: 1rem;
    line-height: 1.72;
  }

  .ss-contact-card {
    margin: 52px 0 72px;
    padding: 36px 28px;
    border-radius: 18px;
  }

  .ss-research-main {
    padding: 64px 0 84px;
  }

  .ss-research-intro {
    margin-bottom: 64px;
  }

  .ss-research-section {
    padding: 30px 0 58px;
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .ss-section-heading div > p {
    max-width: 300px;
  }

  .ss-research-item {
    padding: 18px 36px 18px 0;
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .ss-research-item > small {
    text-align: left;
  }

  .ss-site-footer {
    min-height: 68px;
  }

  body.archive-page .main-container > .blog {
    grid-template-columns: minmax(0, 1fr);
  }

  body.archive-page .main-container > .blog > .content {
    min-height: 0;
  }

  body.archive-page .blog-single {
    padding: 24px 18px;
  }
}

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