:root {
  --bg: #f4f7fb;
  --bg-2: #edf3fb;
  --ink: #111827;
  --text: #172033;
  --muted: #65728a;
  --line: rgba(17, 24, 39, 0.10);
  --card: rgba(255, 255, 255, 0.86);
  --card-strong: #ffffff;
  --primary: #0757b8;
  --primary-2: #0b7ae7;
  --accent: #18a0fb;
  --gold: #d6a94f;
  --gold-soft: rgba(214, 169, 79, 0.18);
  --navy: #071326;
  --navy-2: #0b1f3d;
  --soft-blue: #eaf3ff;
  --shadow: 0 26px 70px rgba(7, 19, 38, 0.14);
  --shadow-soft: 0 18px 46px rgba(13, 39, 80, 0.09);
  --radius-lg: 34px;
  --radius: 24px;
  --radius-sm: 16px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 86px;
}

body {
  margin: 0;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "Noto Sans JP", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  background:
    radial-gradient(ellipse at 18% 0%, rgba(24, 160, 251, 0.18), transparent 32%),
    radial-gradient(ellipse at 88% 8%, rgba(214, 169, 79, 0.16), transparent 28%),
    linear-gradient(180deg, #f8fbff 0%, var(--bg) 48%, #f7f9fc 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(7, 19, 38, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 19, 38, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.44), transparent 74%);
  pointer-events: none;
}

body::after {
  content: "";
  position: fixed;
  inset: auto -16% 16% 58%;
  z-index: -1;
  height: 36vh;
  background:
    linear-gradient(135deg, transparent, rgba(24, 160, 251, 0.12), rgba(214, 169, 79, 0.10), transparent);
  filter: blur(28px);
  transform: rotate(-12deg);
  pointer-events: none;
}

a {
  color: inherit;
  text-decoration: none;
}

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

p,
h1,
h2,
h3 {
  margin-top: 0;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 16px;
  z-index: 100;
  transform: translateY(-140%);
  border-radius: 999px;
  background: var(--navy);
  color: #fff;
  padding: 10px 14px;
}

.skip-link:focus {
  transform: translateY(0);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(248, 251, 255, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.64);
  box-shadow: 0 14px 38px rgba(7, 19, 38, 0.05);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.nav,
.container,
.footer-inner {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--navy);
  font-weight: 900;
}

.brand-mark {
  position: relative;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  color: #fff;
  background:
    radial-gradient(circle at 24% 18%, rgba(255, 255, 255, 0.65), transparent 21%),
    linear-gradient(135deg, var(--navy), var(--primary) 55%, var(--accent));
  box-shadow: 0 14px 28px rgba(7, 87, 184, 0.25);
  font-weight: 950;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: -3px;
  border: 1px solid rgba(214, 169, 79, 0.42);
  border-radius: 18px;
  opacity: 0.72;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid rgba(17, 24, 39, 0.07);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  box-shadow: 0 12px 30px rgba(13, 39, 80, 0.06);
  white-space: nowrap;
}

.nav-links a {
  padding: 8px 13px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 750;
  transition: color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.nav-links a:hover {
  color: var(--primary);
  background: rgba(7, 87, 184, 0.07);
  transform: translateY(-1px);
}

.nav-links a.active,
.nav-links a[aria-current="page"] {
  color: #fff;
  background: var(--navy);
  box-shadow: 0 8px 18px rgba(7, 19, 38, 0.18);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 9px 14px;
  border-radius: 999px;
  color: var(--muted) !important;
  background: transparent;
  font-size: 0.88rem;
  font-weight: 900;
  box-shadow: none;
}

.nav-cta.active,
.nav-cta[aria-current="page"] {
  color: #fff !important;
  background: var(--navy);
  box-shadow: 0 8px 18px rgba(7, 19, 38, 0.18);
}

.hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(100deg, rgba(7, 19, 38, 0.98) 0%, rgba(7, 19, 38, 0.95) 42%, rgba(7, 39, 90, 0.82) 100%),
    url("images/og-cover.jpg") 72% center / cover;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse at 78% 18%, rgba(214, 169, 79, 0.34), transparent 28%),
    radial-gradient(ellipse at 18% 22%, rgba(24, 160, 251, 0.30), transparent 34%),
    linear-gradient(120deg, rgba(255, 255, 255, 0.12), transparent 44%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(112deg, transparent 0%, transparent 38%, rgba(255, 255, 255, 0.16) 48%, transparent 58%, transparent 100%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 92px);
  transform: translateX(-42%);
  animation: directory-sheen 8s ease-in-out infinite;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  width: min(var(--max), calc(100% - 40px));
  min-height: clamp(420px, 62vh, 640px);
  margin: 0 auto;
  display: grid;
  align-content: end;
  padding: clamp(58px, 8vw, 102px) 0 58px;
}

.breadcrumbs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 26px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 800;
}

.breadcrumbs a {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  padding: 8px 13px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.10);
  color: rgba(255, 255, 255, 0.90);
  font-size: 0.86rem;
  font-weight: 900;
  text-transform: uppercase;
  backdrop-filter: blur(14px);
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 6px rgba(214, 169, 79, 0.14);
}

.hero h1 {
  max-width: 900px;
  margin-bottom: 22px;
  color: transparent;
  background: linear-gradient(90deg, #ffffff, #bfe6ff 48%, #f2d486 100%);
  -webkit-background-clip: text;
  background-clip: text;
  font-size: clamp(2.45rem, 5.6vw, 5rem);
  line-height: 1.04;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 780px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(1.04rem, 2vw, 1.24rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 50px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 900;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.button::after {
  content: "";
  position: absolute;
  inset: -60% auto -60% -40%;
  width: 42%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  transform: skewX(-18deg);
  opacity: 0;
  pointer-events: none;
}

.button:hover::after {
  animation: button-shine 0.9s ease;
}

.button.primary {
  color: var(--navy);
  background: linear-gradient(135deg, #ffffff, #cfeaff);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.20);
}

.button.secondary {
  color: #fff;
  background: rgba(255, 255, 255, 0.10);
  border-color: rgba(255, 255, 255, 0.20);
  backdrop-filter: blur(14px);
}

.button:hover {
  transform: translateY(-2px);
}

main {
  position: relative;
  padding: 56px 0 80px;
}

.section {
  padding: 54px 0;
}

.section-head {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 24px;
  align-items: end;
  margin-bottom: 28px;
}

.section .eyebrow {
  margin-bottom: 11px;
  color: var(--primary);
  background: rgba(7, 87, 184, 0.08);
  border-color: rgba(7, 87, 184, 0.10);
  backdrop-filter: none;
}

.section .eyebrow::before {
  background: var(--gold);
  box-shadow: none;
}

.section h2 {
  margin-bottom: 0;
  color: var(--navy);
  font-size: clamp(1.85rem, 3vw, 2.9rem);
  line-height: 1.13;
  letter-spacing: 0;
}

.section-desc {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.04rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card,
.list-item,
.note-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
}

.card::before,
.list-item::before,
.note-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(24, 160, 251, 0.08), transparent 46%),
    linear-gradient(115deg, transparent 0%, transparent 44%, rgba(255, 255, 255, 0.28) 50%, transparent 56%, transparent 100%);
  opacity: 0;
  transition: opacity 0.22s ease;
  pointer-events: none;
}

.card:hover,
.list-item:hover,
.note-panel:hover {
  transform: translateY(-4px);
  border-color: rgba(7, 87, 184, 0.14);
  box-shadow: 0 24px 58px rgba(13, 39, 80, 0.13);
}

.card:hover::before,
.list-item:hover::before,
.note-panel:hover::before {
  opacity: 1;
}

.card {
  display: flex;
  min-height: 240px;
  flex-direction: column;
  padding: 25px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.card-kicker {
  position: relative;
  z-index: 1;
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  padding: 7px 11px;
  border: 1px solid rgba(214, 169, 79, 0.24);
  border-radius: 999px;
  background: rgba(214, 169, 79, 0.12);
  color: #9a6b1d;
  font-size: 0.78rem;
  font-weight: 950;
  text-transform: uppercase;
}

.card-kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
}

.card h3 {
  position: relative;
  z-index: 1;
  margin-bottom: 10px;
  color: var(--navy);
  font-size: 1.22rem;
  line-height: 1.28;
  letter-spacing: 0;
}

.card p {
  position: relative;
  z-index: 1;
  color: var(--muted);
  margin-bottom: 0;
}

.card-link {
  position: relative;
  z-index: 1;
  display: inline-flex;
  width: fit-content;
  margin-top: auto;
  padding-top: 18px;
  color: var(--primary);
  font-weight: 950;
}

.list {
  display: grid;
  gap: 14px;
}

.list-item {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 19px 20px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.list-item > * {
  position: relative;
  z-index: 1;
}

.list-item strong {
  display: block;
  color: var(--navy);
  font-size: 1.08rem;
  line-height: 1.35;
}

.list-item span,
.list-item p {
  color: var(--muted);
}

.list-item p {
  margin-bottom: 0;
}

.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  border: 1px solid rgba(7, 87, 184, 0.12);
  border-radius: 999px;
  background:
    radial-gradient(circle at 24% 20%, rgba(255, 255, 255, 0.78), transparent 26%),
    linear-gradient(135deg, #eaf3ff, #ffffff);
  color: var(--primary);
  font-size: 0.82rem;
  font-weight: 950;
  padding: 5px 12px;
  box-shadow: 0 10px 22px rgba(13, 39, 80, 0.06);
}

.note-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  margin-top: 22px;
  padding: 24px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.note-panel > * {
  position: relative;
  z-index: 1;
}

.note-panel strong {
  display: block;
  color: var(--navy);
  font-size: 1.12rem;
  line-height: 1.35;
}

.note-panel p {
  margin-bottom: 0;
  color: var(--muted);
}

.project-feature {
  grid-template-columns: 1fr;
  align-items: start;
  max-width: 920px;
}

.project-feature h3 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(1.8rem, 3vw, 2.65rem);
  line-height: 1.08;
}

.project-feature .compact-actions {
  margin-top: 2px;
}

.personal-drawer {
  margin-top: 18px;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.64);
  box-shadow: 0 14px 34px rgba(13, 39, 80, 0.06);
  overflow: hidden;
}

.personal-drawer summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  color: var(--muted);
  cursor: pointer;
  font-weight: 900;
}

.personal-drawer summary::-webkit-details-marker {
  display: none;
}

.personal-drawer summary::after {
  content: "+";
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: var(--primary);
  background: rgba(7, 87, 184, 0.08);
}

.personal-drawer[open] summary::after {
  content: "-";
}

.personal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 0 14px 14px;
}

.personal-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.74);
  padding: 12px;
}

.personal-item strong {
  display: block;
  color: var(--navy);
  font-size: 0.94rem;
  line-height: 1.35;
}

.personal-item span {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
}

.personal-item a {
  color: var(--primary);
  font-size: 0.84rem;
  font-weight: 950;
}

.meta-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.meta-list div {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.09);
  padding: 16px 15px;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.11);
  backdrop-filter: blur(16px);
}

.meta-list div::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 0%, transparent 42%, rgba(255, 255, 255, 0.22) 50%, transparent 58%, transparent 100%);
  transform: translateX(-80%);
  animation: card-sheen 6.5s ease-in-out infinite;
  pointer-events: none;
}

.meta-list strong {
  display: block;
  color: #fff;
  font-size: 1.2rem;
  line-height: 1.15;
}

.meta-list span {
  display: block;
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.82rem;
  font-weight: 750;
  line-height: 1.38;
}

main .button.primary {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--navy), var(--primary));
  box-shadow: 0 18px 34px rgba(7, 19, 38, 0.18);
}

main .button.secondary {
  color: var(--primary);
  border-color: rgba(7, 87, 184, 0.14);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.footer {
  border-top: 1px solid rgba(17, 24, 39, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.96));
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 30px 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--navy);
  font-weight: 850;
}

@keyframes directory-sheen {
  0%,
  34% {
    transform: translateX(-48%);
    opacity: 0;
  }
  48% {
    opacity: 1;
  }
  70%,
  100% {
    transform: translateX(48%);
    opacity: 0;
  }
}

@keyframes button-shine {
  0% {
    left: -45%;
    opacity: 0;
  }
  20% {
    opacity: 0.85;
  }
  100% {
    left: 115%;
    opacity: 0;
  }
}

@keyframes card-sheen {
  0%,
  58% {
    transform: translateX(-85%);
    opacity: 0;
  }
  68% {
    opacity: 0.75;
  }
  88%,
  100% {
    transform: translateX(85%);
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}

@media (max-width: 920px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    max-width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    white-space: nowrap;
  }

  .section-head,
  .grid,
  .grid.two,
  .list-item,
  .note-panel,
  .personal-grid {
    grid-template-columns: 1fr;
  }

  .meta-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-inner {
    min-height: auto;
    padding: 58px 0 44px;
  }
}

@media (max-width: 560px) {
  .nav,
  .container,
  .footer-inner,
  .hero-inner {
    width: min(100% - 28px, var(--max));
  }

  .nav-links {
    padding: 4px;
  }

  .nav-links a {
    padding: 8px 10px;
    font-size: 0.86rem;
  }

  .hero-inner {
    padding: 42px 0 34px;
  }

  .hero h1 {
    font-size: 2.05rem;
  }

  .hero-copy {
    font-size: 0.96rem;
  }

  .hero-actions {
    margin-top: 20px;
  }

  .button {
    width: 100%;
  }

  .meta-list {
    gap: 9px;
    margin-top: 20px;
  }

  .meta-list div {
    padding: 11px;
    border-radius: 16px;
  }

  .meta-list strong {
    font-size: 1rem;
  }

  .section {
    padding: 40px 0;
  }

  .card {
    min-height: 0;
  }

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