/* ============================================================
   HYPERTENSION — hyptgames.com
   Tone B2: 심박 아이덴티티 (흑연 배경 + 저채도 크림슨)
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #1b1d24;
  --bg2: #212430;
  --card: #232631;
  --border: #2c303c;
  --border2: #3a3f4d;
  --text: #eceaf0;
  --soft: #c3c6d0;
  --muted: #9aa0b0;
  --red: #c2473f;
  --red-soft: #d05a52;
  --red-glow: rgba(194,71,63,.25);
  --t-amber: #d9a441;
  --t-green-1: #24473a;
  --t-green-2: #142b22;
  --t-green-3: #0c1712;
  --t-green-text: #7d9488;
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Noto Sans KR', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; }
a { color: inherit; }

/* ---------- 심박 애니메이션 ---------- */
@keyframes beat {
  0%,100% { transform: scale(1); }
  12% { transform: scale(1.6); }
  24% { transform: scale(1); }
  36% { transform: scale(1.35); }
  48% { transform: scale(1); }
}
@keyframes draw {
  0%   { stroke-dashoffset: 640; opacity: 1; }
  70%  { stroke-dashoffset: 0;   opacity: 1; }
  88%  { opacity: .25; }
  100% { stroke-dashoffset: 0;   opacity: 0; }
}
.dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--red-soft);
  box-shadow: 0 0 8px var(--red-glow);
  animation: beat 1.1s infinite;
}

/* ---------- NAV ---------- */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.1rem 3rem;
  background: rgba(27,29,36,.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-weight: 700; font-size: .85rem; letter-spacing: .28em;
  text-transform: uppercase; color: var(--text); text-decoration: none;
}
.nav-logo i { color: var(--red-soft); font-style: normal; }
.nav-right { display: flex; align-items: center; gap: 2rem; }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  color: var(--muted); text-decoration: none; font-size: .76rem;
  letter-spacing: .14em; text-transform: uppercase; font-weight: 500;
  transition: color .2s;
}
.nav-links a:hover, .nav-links a.on { color: var(--red-soft); }
.lang {
  font-size: .72rem; letter-spacing: .15em; color: var(--muted);
  border: 1px solid var(--border); padding: .3rem .7rem; text-decoration: none;
  white-space: nowrap;
}
.lang b { color: var(--text); font-weight: 600; }
.lang:hover { border-color: var(--border2); }

/* 모바일 햄버거 */
.nav-burger {
  display: none; background: none; border: 0; cursor: pointer; padding: .4rem;
}
.nav-burger span {
  display: block; width: 22px; height: 2px; background: var(--text);
  margin: 5px 0; transition: transform .25s, opacity .25s;
}
.nav-menu-mobile {
  display: none;
  position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 99;
  background: rgba(27,29,36,.98);
  padding: 6rem 2rem 2rem;
  flex-direction: column; gap: .4rem;
  list-style: none;
}
.nav-menu-mobile a {
  display: block; padding: 1.1rem 0; text-decoration: none;
  color: var(--text); font-size: 1.2rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}
.nav-menu-mobile a.on { color: var(--red-soft); }
body.nav-open { overflow: hidden; }
body.nav-open .nav-menu-mobile { display: flex; }
body.nav-open .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-burger span:nth-child(2) { opacity: 0; }
body.nav-open .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- HERO (홈) ---------- */
.hero { position: relative; min-height: 92vh; display: flex; align-items: center; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0;
  background: url('/images/deluge-keyart.png') center 30%/cover no-repeat;
  opacity: .14; filter: grayscale(.4);
}
.hero-veil {
  position: absolute; inset: 0;
  background:
    radial-gradient(90% 60% at 20% 40%, rgba(194,71,63,.08), transparent 60%),
    linear-gradient(180deg, rgba(27,29,36,.4), var(--bg) 92%);
}
.hero-inner { position: relative; max-width: 1140px; margin: 0 auto; padding: 8rem 3rem 5rem; width: 100%; }
.studio-tag {
  display: inline-flex; align-items: center; gap: .7rem;
  font-size: .76rem; letter-spacing: .4em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 1.6rem; font-weight: 600;
}
.hero-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(5rem, 13vw, 11.5rem);
  letter-spacing: .03em; line-height: .88;
}
.hero-title .t { color: var(--red-soft); text-shadow: 0 0 28px var(--red-glow); }
.ekg { width: min(520px, 90%); margin: 1.6rem 0 1.8rem; }
.ekg path {
  fill: none; stroke: var(--red-soft); stroke-width: 2;
  filter: drop-shadow(0 0 4px var(--red-glow));
  stroke-dasharray: 640; stroke-dashoffset: 640;
  animation: draw 2.8s linear infinite;
}
.hero-sub { font-size: 1.15rem; color: var(--soft); max-width: 460px; line-height: 1.8; }
.hero-sub b { color: var(--text); font-weight: 700; }

/* ---------- 게임 페이지 HERO ---------- */
.page-hero { position: relative; padding: 10rem 3rem 4rem; overflow: hidden; }
.page-hero-inner { position: relative; max-width: 1140px; margin: 0 auto; }
.crumb { font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.6rem; }
.crumb a { color: var(--muted); text-decoration: none; }
.crumb a:hover { color: var(--red-soft); }
.page-genre { font-size: .78rem; letter-spacing: .24em; text-transform: uppercase; color: var(--muted); font-weight: 600; margin-bottom: .8rem; }
.page-title { font-family: 'Noto Sans KR', sans-serif; font-weight: 900; font-size: clamp(2.6rem, 6vw, 4.2rem); letter-spacing: -.01em; margin-bottom: .3rem; }
.page-title-sub {
  font-size: .85rem; letter-spacing: .24em; text-transform: uppercase; color: var(--muted);
  display: flex; gap: .9rem; align-items: center; flex-wrap: wrap; margin-bottom: 1.6rem;
}
.page-lead { font-size: 1.1rem; color: var(--soft); max-width: 560px; line-height: 1.9; }

/* 괴람 히어로: 키아트 배경 */
.page-hero.deluge { min-height: 66vh; display: flex; align-items: flex-end; }
.page-hero.deluge .ph-bg {
  position: absolute; inset: 0;
  background: url('/images/deluge-keyart.png') center 24%/cover no-repeat;
  opacity: .42;
}
.page-hero.deluge .ph-veil {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(27,29,36,.55), var(--bg) 96%);
}
/* 텍스투라 히어로: 키아트 배경 */
.page-hero.textura { min-height: 66vh; display: flex; align-items: flex-end; }
.page-hero.textura .ph-bg {
  position: absolute; inset: 0;
  background: url('/images/textura-keyart.jpg') center 30%/cover no-repeat;
  opacity: .45;
}
.page-hero.textura .ph-veil {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(27,29,36,.5), var(--bg) 96%);
}
.page-hero.textura .hexes { opacity: .08; }

/* ---------- 뱃지 ---------- */
.tag-dev {
  font-size: .68rem; letter-spacing: .14em; color: var(--red-soft);
  border: 1px solid var(--red); padding: .14rem .5rem;
  display: inline-flex; align-items: center; gap: .45rem; text-transform: uppercase;
}
.tag-dev::before {
  content: ''; width: 5px; height: 5px; border-radius: 50%;
  background: var(--red-soft); animation: beat 1.1s infinite;
}
.tag-bic {
  font-size: .68rem; letter-spacing: .14em; color: #fff;
  background: var(--red); padding: .16rem .5rem; font-weight: 700; text-transform: uppercase;
}

/* ---------- BIC 스트립 ---------- */
.bic { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg2); }
.bic-inner {
  max-width: 1140px; margin: 0 auto; padding: .9rem 3rem;
  display: flex; gap: 1.2rem; align-items: center;
  font-size: .82rem; letter-spacing: .06em;
}
.bic-inner span { color: var(--muted); }
.bic-inner b { color: var(--text); }
.bic-inner a { color: var(--soft); }
.bic-inner span.bic-badge {
  color: #fff; background: var(--red); font-weight: 700;
  padding: .22rem .65rem; font-size: .7rem; letter-spacing: .14em;
}

/* ---------- 섹션 공통 ---------- */
section { padding: 6.5rem 3rem; max-width: 1140px; margin: 0 auto; }
.sec-head { display: flex; align-items: baseline; gap: 1.6rem; margin-bottom: 3.4rem; }
.sec-label { font-family: 'Bebas Neue', sans-serif; font-size: 2.4rem; letter-spacing: .12em; color: var(--text); }
.sec-line { flex: 1; height: 26px; opacity: .8; }
.sec-line path { fill: none; stroke: var(--border); stroke-width: 2; }
.sec-line .spike { stroke: var(--red-soft); }
.sec-desc { color: var(--muted); max-width: 560px; margin: -2.4rem 0 3rem; font-size: .95rem; }

/* 스크롤 리빌 — JS가 있을 때만 숨긴다 (no-JS에서도 콘텐츠는 보여야 함) */
.js .rv { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .rv { opacity: 1; transform: none; transition: none; }
  .ekg path, .dot, .tag-dev::before { animation: none; }
}

/* ---------- 홈 게임 카드 ---------- */
.games { display: flex; flex-direction: column; gap: 5.5rem; }
.gcard { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.gcard.rev .gvis { order: 2; }
.gnum { font-family: 'Bebas Neue', sans-serif; font-size: .95rem; letter-spacing: .3em; color: var(--red-soft); margin-bottom: 1rem; }
.ggenre { font-size: .74rem; letter-spacing: .22em; text-transform: uppercase; color: var(--muted); margin-bottom: .7rem; font-weight: 600; }
.gtitle { font-family: 'Noto Sans KR', sans-serif; font-weight: 900; font-size: 2.7rem; letter-spacing: -.01em; margin-bottom: .3rem; }
.gsub {
  font-size: .8rem; letter-spacing: .22em; text-transform: uppercase; color: var(--muted);
  margin-bottom: 1.5rem; display: flex; gap: .8rem; align-items: center; flex-wrap: wrap;
}
.gdesc { font-size: .95rem; color: var(--muted); line-height: 1.9; margin-bottom: 2rem; max-width: 430px; }
.g-img16 {
  width: 100%; aspect-ratio: 16/9; object-fit: cover; object-position: center 20%;
  border: 1px solid var(--border); display: block;
}
a.gvis { display: block; text-decoration: none; transition: transform .25s ease; }
a.gvis:hover { transform: translateY(-4px); }

/* ---------- 버튼 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .62rem 1.5rem; border: 1px solid var(--border2);
  color: var(--text); text-decoration: none;
  font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; font-weight: 600;
  transition: border-color .2s, color .2s, background .2s;
  background: transparent; cursor: pointer;
}
.btn:hover { border-color: var(--red-soft); color: var(--red-soft); }
.btn-primary { background: var(--red); border-color: var(--red); color: #fff; }
.btn-primary:hover { background: transparent; color: var(--red-soft); border-color: var(--red-soft); }
.btn-row { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ---------- 텍스투라 폰 프레임 ---------- */
.phone-wrap { display: flex; justify-content: center; }
.phone {
  width: min(270px, 70%); aspect-ratio: 9/17;
  border: 1px solid #363b48; border-radius: 26px; padding: 10px;
  background: var(--card); box-shadow: 0 30px 70px rgba(0,0,0,.4);
}
.phone-screen {
  width: 100%; height: 100%; border-radius: 17px; overflow: hidden; position: relative;
  background: radial-gradient(120% 90% at 50% 0%, var(--t-green-1) 0%, var(--t-green-2) 45%, var(--t-green-3) 100%);
}
.phone-screen img { width: 100%; height: 100%; object-fit: cover; }
.hexes {
  position: absolute; inset: 0; opacity: .25;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='64' viewBox='0 0 56 64'%3E%3Cpath d='M28 2 52 16v28L28 58 4 44V16z' fill='none' stroke='%23d9a441' stroke-width='1'/%3E%3C/svg%3E");
  background-size: 56px 64px;
}
.phone-label {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .8rem;
}
.phone-label .wm { font-family: 'Bebas Neue', sans-serif; font-size: 2rem; letter-spacing: .18em; color: var(--t-amber); }
.phone-label .ph { font-size: .68rem; letter-spacing: .2em; color: var(--t-green-text); text-transform: uppercase; }

/* 스크린샷 줄 (게임 페이지) */
.shots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; justify-items: center; }
.shots .phone { width: min(230px, 100%); }

/* ---------- 특징 그리드 ---------- */
.feats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.feat {
  border: 1px solid var(--border); background: var(--bg2);
  padding: 2rem 1.8rem;
}
.feat .fico { font-size: 1.5rem; margin-bottom: 1rem; display: block; color: var(--red-soft); }
.feat h3 { font-family: 'Noto Sans KR', sans-serif; font-weight: 900; font-size: 1.12rem; margin-bottom: .7rem; }
.feat p { font-size: .88rem; color: var(--muted); line-height: 1.85; }
.feats.four { grid-template-columns: repeat(2, 1fr); }
/* 텍스투라 페이지 특징: 연금술 포인트 */
.textura-theme .feat .fico { color: var(--t-amber); }
.textura-theme .tag-bic { background: var(--red); }

/* ---------- 유튜브 경량 임베드 ---------- */
.yt {
  position: relative; width: 100%; aspect-ratio: 16/9;
  background: #000; border: 1px solid var(--border);
  cursor: pointer; overflow: hidden;
}
.yt img { width: 100%; height: 100%; object-fit: cover; opacity: .8; transition: opacity .2s, transform .3s; }
.yt:hover img { opacity: 1; transform: scale(1.02); }
.yt-play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  width: 64px; height: 64px; border-radius: 50%;
  background: rgba(194,71,63,.92); border: 0; color: #fff;
  font-size: 1.3rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 0 0 var(--red-glow);
  transition: transform .2s, box-shadow .3s;
}
.yt:hover .yt-play { transform: translate(-50%,-50%) scale(1.08); box-shadow: 0 0 0 14px rgba(194,71,63,.12); }
.yt iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.yt-title {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 1.4rem 1.2rem .9rem;
  background: linear-gradient(0deg, rgba(0,0,0,.75), transparent);
  font-size: .82rem; letter-spacing: .06em; color: var(--soft);
  pointer-events: none;
}
.yt.on .yt-play, .yt.on .yt-title { display: none; }
.yt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.6rem; margin-top: 1.6rem; }
.yt-main { margin-bottom: 0; }
/* 영상 준비 중 placeholder */
.yt-pending {
  aspect-ratio: 16/9; border: 1px dashed var(--border2); background: var(--bg2);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .8rem;
  color: var(--muted); font-size: .82rem; letter-spacing: .14em; text-transform: uppercase;
}

/* ---------- 개발 현황 스트립 ---------- */
.timeline { display: flex; gap: 0; border: 1px solid var(--border); background: var(--bg2); }
.tl-step { flex: 1; padding: 1.6rem 1.6rem; border-right: 1px solid var(--border); position: relative; }
.tl-step:last-child { border-right: 0; }
.tl-step .tno { font-family: 'Bebas Neue', sans-serif; font-size: .85rem; letter-spacing: .25em; color: var(--muted); display: block; margin-bottom: .5rem; }
.tl-step h4 { font-size: .95rem; font-weight: 700; margin-bottom: .3rem; }
.tl-step p { font-size: .8rem; color: var(--muted); }
.tl-step.now { background: rgba(194,71,63,.07); }
.tl-step.now .tno { color: var(--red-soft); }

/* ---------- 표 (프레스킷) ---------- */
.fact-table { width: 100%; border-collapse: collapse; border: 1px solid var(--border); }
.fact-table th, .fact-table td { text-align: left; padding: .9rem 1.2rem; border-bottom: 1px solid var(--border); font-size: .9rem; }
.fact-table th { width: 200px; color: var(--muted); font-weight: 600; letter-spacing: .06em; background: var(--bg2); vertical-align: top; }
.fact-table td { color: var(--soft); }
.fact-table tr:last-child th, .fact-table tr:last-child td { border-bottom: 0; }
.fact-table a { color: var(--red-soft); text-decoration: none; }
.fact-table a:hover { text-decoration: underline; }

.dl-list { list-style: none; display: flex; flex-direction: column; gap: .8rem; }
.dl-list li {
  border: 1px solid var(--border); background: var(--bg2);
  display: flex; justify-content: space-between; align-items: center;
  padding: 1rem 1.4rem; gap: 1rem; flex-wrap: wrap;
}
.dl-list .dl-name { font-size: .92rem; font-weight: 600; }
.dl-list .dl-meta { font-size: .76rem; color: var(--muted); letter-spacing: .08em; }
.dl-pending { opacity: .55; }

.quote-block {
  border-left: 3px solid var(--red); background: var(--bg2);
  padding: 1.6rem 1.8rem; font-size: .95rem; color: var(--soft); line-height: 1.9;
}

/* ---------- 스튜디오 값 카드 ---------- */
.vals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.stat-row { display: flex; gap: 3.5rem; flex-wrap: wrap; margin-top: 2.8rem; }
.stat-item { border-left: 2px solid var(--red); padding-left: 1.2rem; }
.stat-value { font-size: 1.6rem; font-weight: 700; }
.stat-label { font-size: .72rem; color: var(--muted); letter-spacing: .14em; text-transform: uppercase; }

/* ---------- CONTACT ---------- */
.contact-row {
  display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem; flex-wrap: wrap;
}
.contact-heading { font-family: 'Noto Sans KR', sans-serif; font-size: 1.6rem; font-weight: 900; margin-bottom: .5rem; }
.contact-sub { font-size: .88rem; color: var(--muted); }

/* ---------- FOOTER ---------- */
footer { border-top: 1px solid var(--border); padding: 2.2rem 3rem; }
.foot-inner {
  max-width: 1140px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap;
  font-size: .75rem; color: var(--muted); letter-spacing: .05em;
}
.foot-links { display: flex; gap: 1.6rem; list-style: none; }
.foot-links a { color: var(--muted); text-decoration: none; text-transform: uppercase; letter-spacing: .12em; font-size: .72rem; }
.foot-links a:hover { color: var(--red-soft); }

/* ---------- 404 ---------- */
.page-404 {
  min-height: 100vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center; padding: 2rem; gap: 1.4rem;
}
.page-404 .ekg { margin: 0; }
.page-404 h1 { font-family: 'Bebas Neue', sans-serif; font-size: 5rem; letter-spacing: .06em; }
.page-404 p { color: var(--muted); }

/* ---------- 반응형 ---------- */
@media (max-width: 900px) {
  .feats { grid-template-columns: 1fr; }
  .feats.four { grid-template-columns: 1fr; }
  .shots { grid-template-columns: 1fr; }
  .yt-grid { grid-template-columns: 1fr; }
  .timeline { flex-direction: column; }
  .tl-step { border-right: 0; border-bottom: 1px solid var(--border); }
  .tl-step:last-child { border-bottom: 0; }
  .vals { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  nav { padding: 1rem 1.4rem; }
  .nav-links, nav .lang { display: none; }
  .nav-burger { display: block; }
  .hero-inner, section, .bic-inner, .page-hero { padding-left: 1.4rem; padding-right: 1.4rem; }
  .page-hero { padding-top: 7.5rem; }
  .gcard { grid-template-columns: 1fr; gap: 2.2rem; }
  .gcard.rev .gvis { order: 0; }
  footer { padding: 2rem 1.4rem; }
}