/* 김가내수공업 — white / filament orange */
:root {
  --orange: #FF5B14;
  --orange-deep: #C93F00;
  --orange-soft: #FFE9DE;
  --ink: #000;
  --gray: #5E5A57;
  --white: #FFF;
  --f-body: "Pretendard Variable", Pretendard, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --f-kr-display: "Black Han Sans", "Pretendard Variable", sans-serif;
  --f-num: Anton, "Black Han Sans", sans-serif;
  --pad: clamp(16px, 4vw, 48px);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--white); color: var(--ink); font: 400 1.0625rem/1.65 var(--f-body); word-break: keep-all; overflow-wrap: break-word; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 400; }
p { margin: 0 0 1em; }
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; }
[hidden] { display: none !important; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--ink); color: #fff; padding: .6rem 1rem; }
.skip:focus { top: 12px; }

/* ---------------------------------------------------------------- nav (top right, like a list of underlined links) */
.nav { position: fixed; top: 18px; right: var(--pad); z-index: 50; display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
.nav a { font-size: 1rem; line-height: 1.35; text-decoration: underline; text-underline-offset: 3px; padding: 1px 6px; background: rgba(255, 255, 255, .0); transition: background-color .15s; }
.nav a:hover { background: var(--ink); color: var(--white); text-decoration: none; }
.nav.on-light a { background: rgba(255, 255, 255, .85); }

/* ---------------------------------------------------------------- hero */
.hero { background: var(--orange); padding: clamp(28px, 5vw, 64px) var(--pad) clamp(48px, 7vw, 96px); }
.hero-in { max-width: 1400px; }
.mark { font-size: clamp(3.2rem, 13.5vw, 13rem); line-height: .98; letter-spacing: -.01em; margin-right: clamp(0px, 12vw, 180px); }
/* a 3D-printed nameplate: black PLA with layer lines, extruded off the orange bed */
.mark-print {
  display: inline-block;
  font-family: var(--f-kr-display);
  color: transparent;
  background: repeating-linear-gradient(180deg, #000 0 .055em, #2c2c2c .055em .07em), #000;
  -webkit-background-clip: text; background-clip: text;
  filter: drop-shadow(1px 1px 0 var(--orange-deep)) drop-shadow(2px 2px 0 var(--orange-deep)) drop-shadow(3px 3px 0 var(--orange-deep)) drop-shadow(4px 5px 0 #9A3000);
  animation: print 2.2s steps(22, end) .15s both;
}
@keyframes print { from { clip-path: inset(100% 0 0 0); } to { clip-path: inset(0 0 0 0); } }
.mark-sub { margin: clamp(10px, 1.6vw, 20px) 0 0; font-size: clamp(1.05rem, 2vw, 1.5rem); font-weight: 600; }
.intro { max-width: 40em; margin-top: clamp(28px, 4vw, 56px); font-size: clamp(1.05rem, 1.5vw, 1.25rem); line-height: 1.6; }
.intro p:last-child { margin-bottom: 0; }
.rule-thick { height: 12px; background: var(--ink); }

/* ---------------------------------------------------------------- featured project */
.project { padding: clamp(22px, 3vw, 36px) 0 clamp(40px, 5vw, 64px); border-bottom: 12px solid var(--ink); }
.project:nth-of-type(even) { background: var(--orange-soft); }
.pills { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 var(--pad); }
.pill { min-height: 38px; padding: .2rem 1.15rem; border: 1.5px solid var(--ink); border-radius: 999px; background: transparent; font-size: .98rem; }
.pill:hover { background: var(--orange); }
.pill[aria-selected="true"] { background: var(--ink); color: var(--white); }
.project-title { padding: 0 var(--pad); margin-top: clamp(10px, 1.5vw, 18px); font-family: var(--f-kr-display); font-size: clamp(2.8rem, 9.5vw, 8.6rem); line-height: 1.04; letter-spacing: -.01em; }
.project-sub { padding: 0 var(--pad); margin: .5rem 0 0; font-size: clamp(1rem, 1.6vw, 1.2rem); color: var(--gray); }
.project-sub time { font-family: var(--f-num); letter-spacing: .02em; color: var(--ink); margin-right: .6rem; }
.project-rule { height: 2px; background: var(--ink); margin: clamp(14px, 2vw, 22px) 0 0; }
.tabpanel { margin-top: clamp(14px, 2vw, 22px); }
.tabpanel:focus-visible { outline-offset: -3px; }

.strip-wrap { position: relative; }
.strip { display: flex; gap: 8px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-padding: 0 var(--pad); padding: 0 var(--pad) 6px; scrollbar-width: thin; scrollbar-color: var(--ink) transparent; }
.strip li { list-style: none; flex: none; scroll-snap-align: start; }
.strip ul, ul.strip { margin: 0; }
.shot { display: block; padding: 0; border: 0; background: #ddd; cursor: zoom-in; height: clamp(260px, 42vw, 560px); }
.shot img { height: 100%; width: auto; max-width: none; }
.strip-next { position: absolute; right: clamp(8px, 2vw, 28px); top: 50%; transform: translateY(-50%); width: clamp(52px, 6vw, 84px); height: clamp(52px, 6vw, 84px); border: 0; border-radius: 50%; background: var(--orange); color: var(--ink); box-shadow: 0 0 0 2px var(--ink); display: grid; place-items: center; transition: transform .15s; }
.strip-next:hover { transform: translateY(-50%) scale(1.06); }
.strip-next svg { width: 46%; height: 46%; fill: none; stroke: currentColor; stroke-width: 3; }
.strip-next[disabled] { opacity: 0; pointer-events: none; }

.story { padding: 0 var(--pad); max-width: 52em; font-size: clamp(1.05rem, 1.5vw, 1.25rem); }
.story .meta { font-size: .95rem; color: var(--gray); }
.chips { list-style: none; margin: 0; padding: 0 var(--pad); display: flex; flex-wrap: wrap; gap: 10px; }
.chips li { padding: .35rem 1rem; border: 1.5px solid var(--ink); border-radius: 999px; background: var(--white); font-weight: 600; }
.posts { list-style: none; margin: 0; padding: 0 var(--pad); max-width: 60em; }
.posts li { border-bottom: 1px solid var(--ink); }
.posts li:first-child { border-top: 1px solid var(--ink); }
.posts a { display: grid; grid-template-columns: 7.5rem 1fr; gap: 1rem; padding: .7rem 0; text-decoration: none; }
.posts a:hover span { text-decoration: underline; }
.posts time { font-family: var(--f-num); letter-spacing: .02em; }

/* ---------------------------------------------------------------- shared blocks */
.block-head { padding: 0 var(--pad); }
.big { font-family: var(--f-kr-display); font-size: clamp(2.6rem, 8vw, 7rem); line-height: 1.05; }
.block-lead { margin: .6rem 0 0; font-size: 1.05rem; max-width: 40em; }
.rows { margin: clamp(20px, 3vw, 32px) 0 0; padding: 0; list-style: none; }
.rows > div, .rows > li { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: 1rem 2rem; padding: .9rem var(--pad); border-top: 1px solid var(--ink); }
.rows > div:last-child, .rows > li:last-child { border-bottom: 1px solid var(--ink); }
.rows dt { font-weight: 700; font-size: 1.1rem; }
.rows dd { margin: 0; }
.rows dd small { display: block; margin-top: .25rem; color: var(--gray); font-size: .92rem; }
.rows dd small a { color: var(--ink); }

/* ---------------------------------------------------------------- archive */
.archive { background: var(--orange); padding: clamp(40px, 6vw, 80px) 0; border-bottom: 12px solid var(--ink); }
.archive-grid { list-style: none; margin: clamp(24px, 3vw, 36px) 0 0; padding: 0 var(--pad); display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: 14px; }
.card { display: flex; flex-direction: column; width: 100%; height: 100%; padding: 0; border: 2px solid var(--ink); background: var(--white); text-align: left; transition: transform .15s; }
.card:hover { transform: translate(-3px, -3px); box-shadow: 6px 6px 0 var(--ink); }
.card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-bottom: 2px solid var(--ink); }
.card-body { display: flex; flex-direction: column; gap: .2rem; padding: .8rem 1rem 1rem; }
.card-title { font-family: var(--f-kr-display); font-size: 1.45rem; line-height: 1.2; }
.card-sub { font-size: .93rem; color: var(--gray); }
.card-meta { font-family: var(--f-num); letter-spacing: .02em; font-size: .95rem; margin-top: .2rem; }

/* ---------------------------------------------------------------- services / log */
.services { padding: clamp(40px, 6vw, 80px) 0; }
.log { padding: clamp(40px, 6vw, 80px) 0; background: var(--orange-soft); border-top: 12px solid var(--ink); }
.rows-links > li { align-items: baseline; }
.rows-links a { text-underline-offset: 3px; }
.rows-links time { font-family: var(--f-num); letter-spacing: .02em; }
.log-more { padding: 0 var(--pad); margin: 1.5rem 0 0; }
.link-big { font-family: var(--f-kr-display); font-size: clamp(1.4rem, 2.6vw, 2rem); text-underline-offset: 6px; }

/* ---------------------------------------------------------------- contact */
.contact { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); border-top: 12px solid var(--ink); }
.contact-photo { position: relative; min-height: 420px; background: #222; overflow: hidden; }
.contact-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.05); opacity: .85; }
.contact-phone { position: absolute; left: var(--pad); bottom: clamp(18px, 3vw, 36px); font-family: var(--f-num); font-size: clamp(2rem, 4.4vw, 3.8rem); line-height: 1; color: var(--orange); text-decoration: none; text-shadow: 0 2px 0 #000; }
.contact-panel { background: var(--orange); padding: clamp(32px, 5vw, 64px) var(--pad); }
.contact-panel h2 { font-family: var(--f-kr-display); font-size: clamp(2.4rem, 5vw, 4.4rem); line-height: 1.05; }
.contact-line { margin: .8rem 0 0; font-family: var(--f-num); font-size: clamp(1.4rem, 2.4vw, 2rem); letter-spacing: .03em; }
.contact-line a { text-decoration: none; }
.contact-help { margin: .8rem 0 1.4rem; max-width: 34em; font-size: .96rem; }
.ask { display: grid; gap: 1.1rem; max-width: 34em; }
.ask label { display: grid; gap: .2rem; font-size: .95rem; font-weight: 600; }
.ask input, .ask textarea { width: 100%; padding: .45rem 0; border: 0; border-bottom: 2px solid var(--ink); background: transparent; font-weight: 400; font-size: 1.05rem; border-radius: 0; }
.ask textarea { resize: vertical; }
.ask input:focus, .ask textarea:focus { outline: none; border-bottom-color: var(--white); }
.ask [aria-invalid="true"] { border-bottom-color: #7A0000; }
.ask input::placeholder, .ask textarea::placeholder { color: rgba(0, 0, 0, .55); }
.ask-error { margin: 0; font-weight: 700; color: #6A0000; }
.ask-actions { display: flex; flex-wrap: wrap; gap: .6rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 1.4rem; border: 2px solid var(--ink); border-radius: 999px; background: var(--ink); color: var(--white); font-weight: 700; text-decoration: none; }
.btn:hover { background: var(--white); color: var(--ink); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--white); }
.contact :focus-visible { outline-color: var(--white); }

/* ---------------------------------------------------------------- footer */
.foot { display: flex; flex-wrap: wrap; gap: .3rem 2rem; padding: 1.6rem var(--pad) 2rem; font-size: .92rem; }
.foot p { margin: 0; }
.foot-note { flex-basis: 100%; color: var(--gray); }

/* ---------------------------------------------------------------- viewer dialog */
.viewer { width: min(1100px, 94vw); max-height: 92vh; padding: 0; border: 2px solid var(--ink); background: var(--white); overflow: auto; }
.viewer::backdrop { background: rgba(255, 91, 20, .88); }
.viewer form { position: sticky; top: 0; height: 0; z-index: 2; }
.viewer-close { position: absolute; right: 10px; top: 10px; width: 46px; height: 46px; border: 2px solid var(--ink); border-radius: 50%; background: var(--white); font-size: 1.6rem; line-height: 1; }
.viewer-body { padding: clamp(18px, 3vw, 32px); }
.viewer-body > img { width: auto; max-height: 80vh; margin: 0 auto; }
.viewer-body h3 { font-family: var(--f-kr-display); font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1.1; padding-right: 50px; }
.viewer-body .v-sub { color: var(--gray); margin: .3rem 0 1rem; }
.viewer-body .v-shots { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); gap: 8px; margin: 1rem 0; }
.viewer-body .v-shots img { width: 100%; aspect-ratio: 1; object-fit: cover; border: 1px solid var(--ink); }
.viewer-body .v-cap { margin: .6rem 0 0; text-align: center; font-size: .95rem; }

@media (max-width: 860px) {
  .nav { position: absolute; }
  .contact { grid-template-columns: minmax(0, 1fr); }
  .contact-photo { min-height: 300px; }
  .rows > div, .rows > li { grid-template-columns: minmax(0, 1fr); gap: .2rem; }
  .posts a { grid-template-columns: minmax(0, 1fr); gap: 0; }
}
@media (max-width: 560px) {
  .nav { position: static; flex-direction: row; flex-wrap: wrap; justify-content: flex-start; gap: 4px 12px; padding: 12px var(--pad) 0; background: var(--orange); }
  .mark { margin-right: 0; font-size: 15vw; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .mark-print { animation: none; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}