/* Portfolio pages — shared base styles */
:root {
  --ink: #0a0c10;
  --panel: #11141a;
  --panel-2: #161a21;
  --line: rgba(255, 255, 255, 0.09);
  --line-2: rgba(255, 255, 255, 0.16);
  --mute: #70737c;
  --soft: rgba(255, 255, 255, 0.65);
  --blue: #0066ff;
  --lime: #d6ff3d;
  --cy: #00bdde;
  --grid-w: min(1440px, calc(100vw - 48px));
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html,
body {
  background: var(--ink);
  color: #fff;
  font-family: "Pretendard JP", "Pretendard", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a {
  color: inherit;
  text-decoration: none;
}
img,
svg {
  display: block;
  max-width: 100%;
}
.wrap {
  max-width: var(--grid-w);
  margin: 0 auto;
}

/* ── Nav ── */
.bar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mute);
}
.bar .brand {
  color: #fff;
  font-family: "Wanted Sans Variable", sans-serif;
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.02em;
  text-transform: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.bar .brand .sq {
  width: 10px;
  height: 10px;
  background: var(--blue);
}
.bar .menu {
  display: flex;
  gap: 24px;
  color: #fff;
  font-weight: 700;
}
.bar .menu a {
  padding: 4px 2px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s;
}
.bar .menu a:hover,
.bar .menu a.active {
  border-color: var(--blue);
}
.bar .status {
  display: flex;
  gap: 18px;
  align-items: center;
}
.bar .loc {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--soft);
  font-weight: 600;
}
.bar .loc::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #1ed45a;
  opacity: 0.7;
}

/* ── Portfolio index — card grid ── */
.pg-hero {
  padding: 100px 24px 64px;
  border-bottom: 1px solid var(--line);
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 80px 80px;
}
.pg-hero .eyebrow {
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
  font-weight: 700;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.pg-hero .eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--blue);
}
.pg-hero h1 {
  font-family: "Wanted Sans Variable", sans-serif;
  font-size: clamp(48px, 7vw, 96px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.95;
}
.pg-hero .sub {
  margin-top: 20px;
  color: var(--soft);
  font-size: 17px;
  max-width: 48ch;
  line-height: 1.6;
}
.proj-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}
.proj-card {
  background: var(--ink);
  display: flex;
  flex-direction: column;
  transition: background 0.3s;
}
.proj-card:hover {
  background: var(--panel);
}
.proj-card .thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--panel-2);
  position: relative;
}
.proj-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.2, 0, 0, 1);
}
.proj-card:hover .thumb img {
  transform: scale(1.04);
}
.proj-card .thumb .no-img {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mute);
}
.proj-card .body {
  padding: 32px 32px 40px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}
.proj-card .meta {
  display: flex;
  gap: 12px;
  align-items: center;
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  flex-wrap: wrap;
}
.proj-card .meta .yr {
  color: var(--cy);
  font-weight: 700;
}
.proj-card .meta .cat {
  color: var(--mute);
}
.proj-card .name {
  font-family: "Wanted Sans Variable", sans-serif;
  font-size: clamp(26px, 3.2vw, 38px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  transition: color 0.3s;
}
.proj-card:hover .name {
  color: var(--blue);
}
.proj-card .tag {
  color: var(--soft);
  font-size: 15px;
  line-height: 1.55;
  max-width: 44ch;
}
.proj-card .foot {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
}
.proj-card .foot .arr {
  color: var(--blue);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.3s;
}
.proj-card:hover .foot .arr {
  gap: 14px;
}
.proj-card.full {
  grid-column: 1/-1;
  flex-direction: row;
}
.proj-card.full .thumb {
  aspect-ratio: unset;
  flex: 1.1;
  min-height: 300px;
}
.proj-card.full .body {
  flex: 1;
}

/* ── Detail — project hero ── */
.proj-hero {
  padding: 100px 24px 0;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 48px;
  transition: color 0.25s;
}
.back-link:hover {
  color: #fff;
}
.cat-label {
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}
.cat-label::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--blue);
}
.proj-hero h1 {
  font-family: "Wanted Sans Variable", sans-serif;
  font-size: clamp(48px, 7vw, 100px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.95;
}
.proj-hero .tagline {
  margin-top: 20px;
  font-size: 20px;
  color: var(--soft);
  line-height: 1.55;
  max-width: 52ch;
  font-weight: 500;
}
.proj-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--line);
  margin-top: 64px;
  gap: 1px;
}
.proj-meta .m {
  background: var(--panel);
  padding: 24px;
}
.proj-meta .m .k {
  font-family: "SF Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 700;
  margin-bottom: 8px;
}
.proj-meta .m .v {
  font-family: "Pretendard JP", sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}

/* ── Detail — sections ── */
.sec {
  padding: 80px 24px;
  border-bottom: 1px solid var(--line);
}
.sec-head {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 48px;
  margin-bottom: 48px;
  align-items: start;
}
.sec-index .num {
  font-family: "SF Mono", monospace;
  font-size: 12px;
  color: var(--blue);
  letter-spacing: 0.12em;
  font-weight: 700;
}
.sec-index .lbl {
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 700;
  margin-top: 6px;
}
.sec-title {
  font-family: "Wanted Sans Variable", sans-serif;
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.sec-title em {
  color: var(--blue);
  font-style: normal;
}
.body-text {
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--soft);
  margin-bottom: 20px;
}
.body-text:last-child {
  margin-bottom: 0;
}

/* ── Challenge / Solution ── */
.cs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}
.cs-block {
  padding: 56px 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.cs-block.chal {
  background: var(--ink);
}
.cs-block.sol {
  background: var(--panel);
}
.cs-block .lbl {
  font-family: "SF Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
}
.cs-block.chal .lbl {
  color: var(--cy);
}
.cs-block.sol .lbl {
  color: var(--lime);
}
.cs-block h3 {
  font-family: "Wanted Sans Variable", sans-serif;
  font-size: clamp(22px, 2.8vw, 32px);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
}
.cs-block p {
  color: var(--soft);
  font-size: 15px;
  line-height: 1.7;
}

/* ── Outcome stats ── */
.outcome-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  margin-top: 48px;
}
.o-stat {
  background: var(--panel);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.o-stat .v {
  font-family: "Wanted Sans Variable", sans-serif;
  font-size: clamp(36px, 4.5vw, 60px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}
.o-stat .v em {
  color: var(--blue);
  font-style: normal;
  font-size: 0.45em;
  vertical-align: super;
}
.o-stat .v .lm {
  color: var(--lime);
}
.o-stat .l {
  font-family: "SF Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 700;
}
.o-stat .d {
  color: var(--soft);
  font-size: 13px;
  line-height: 1.55;
  font-family: "Pretendard JP", sans-serif;
}

/* ── Tech stack ── */
.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}
.tech-tag {
  padding: 8px 16px;
  border: 1px solid var(--line-2);
  border-radius: 3px;
  font-family: "SF Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--soft);
  transition:
    border-color 0.25s,
    color 0.25s;
}
.tech-tag:hover {
  border-color: var(--blue);
  color: #fff;
}

/* ── Gallery ── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.gallery-grid img {
  width: 100%;
  border: 1px solid var(--line);
  display: block;
  transition: border-color 0.3s;
}
.gallery-grid img:hover {
  border-color: var(--line-2);
}
.gallery-grid .full {
  grid-column: 1/-1;
}

/* ── Next project + CTA ── */
.next-cta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
}
.next-block {
  padding: 64px 48px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: background 0.3s;
}
.next-block:hover {
  background: var(--panel-2);
}
.next-block .lbl {
  font-family: "SF Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 700;
}
.next-block .nm {
  font-family: "Wanted Sans Variable", sans-serif;
  font-size: clamp(24px, 3.5vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  transition: color 0.3s;
}
.next-block:hover .nm {
  color: var(--blue);
}
.next-block .arr {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
  margin-top: auto;
  transition: color 0.3s;
}
.next-block:hover .arr {
  color: var(--blue);
}
.contact-block {
  padding: 64px 48px;
  background: var(--blue);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 32px;
}
.contact-block .lbl {
  font-family: "SF Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 700;
}
.contact-block .big {
  font-family: "Wanted Sans Variable", sans-serif;
  font-size: clamp(24px, 3.5vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.cta-pill {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 18px 24px;
  background: var(--lime);
  color: var(--ink);
  border-radius: 9999px;
  font-weight: 800;
  font-size: 15px;
  letter-spacing: -0.01em;
  transition:
    background 0.3s,
    padding 0.3s;
  width: fit-content;
}
.cta-pill:hover {
  background: #fff;
  padding-right: 36px;
}
.cta-pill .arr {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s;
}
.cta-pill:hover .arr {
  transform: rotate(-45deg);
}

/* ── Footer ── */
footer {
  background: var(--ink);
  color: #fff;
  padding: 48px 24px 32px;
  border-top: 1px solid var(--line);
}
.foot-grid {
  max-width: var(--grid-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
}
.foot-grid .brand {
  font-family: "Wanted Sans Variable", sans-serif;
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1;
}
.foot-grid .brand .dot {
  color: var(--blue);
}
.foot-cols {
  display: flex;
  gap: 64px;
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 700;
}
.foot-cols .col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.foot-cols .col b {
  color: #fff;
  font-weight: 600;
  text-transform: none;
  letter-spacing: -0.005em;
  font-size: 14px;
  font-family: "Pretendard JP", sans-serif;
  margin-top: 2px;
}
.foot-bottom {
  max-width: var(--grid-w);
  margin: 48px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  font-family: "SF Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mute);
}

/* ── Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.9s cubic-bezier(0.2, 0, 0, 1),
    transform 0.9s cubic-bezier(0.2, 0, 0, 1);
}
.reveal.in {
  opacity: 1;
  transform: none;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .proj-card.full {
    flex-direction: column;
  }
  .proj-card.full .thumb {
    min-height: 240px;
  }
  .sec-head {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .cs-grid {
    grid-template-columns: 1fr;
  }
  .proj-meta {
    grid-template-columns: 1fr 1fr;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .next-cta {
    grid-template-columns: 1fr;
  }
  .outcome-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  .proj-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 640px) {
  .bar .menu {
    display: none;
  }
  .proj-meta {
    grid-template-columns: 1fr 1fr;
  }
  .cs-block {
    padding: 36px 24px;
  }
  .next-block,
  .contact-block {
    padding: 48px 24px;
  }
  .foot-cols {
    gap: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}