/* ============================================================
   HYDEOUT, Inc. — Global Stylesheet
   Design: Dark Luxury × Editorial
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=Noto+Sans+JP:wght@300;400;500&family=Montserrat:wght@200;300;400;500;700;800&display=swap');

:root {
  --color-bg:           #070707;
  --color-surface:      #0f0f0f;
  --color-surface-2:    #181818;
  --color-border:       #252525;
  --color-border-light: #333333;
  --color-gold:         #c9a84c;
  --color-gold-light:   #e8c97a;
  --color-gold-dim:     rgba(201, 168, 76, 0.12);
  --color-text:         #ede9e3;
  --color-text-muted:   #808080;
  --color-text-dim:     #4a4a4a;
  --color-white:        #ffffff;

  --font-display:  'Syne', 'Helvetica Neue', Arial, sans-serif;
  --font-heading:  'Syne', 'Helvetica Neue', Arial, sans-serif;
  --font-sans-en:  'Montserrat', 'Helvetica Neue', Arial, sans-serif;
  --font-sans-jp:  'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;

  --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-gold: 0 0 40px rgba(201, 168, 76, 0.1);
  --shadow-card:  0 8px 40px rgba(0, 0, 0, 0.6);

  --nav-height:      70px;
  --max-width:       1200px;
  --section-padding: 130px 0;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans-jp);
  font-weight: 300;
  line-height: 1.85;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, textarea, select { font-family: inherit; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 60px;
}
.section { padding: var(--section-padding); }
.section--alt { background-color: var(--color-surface); }

/* ── Display Section Heading (PLAID-style editorial) ─────── */
.section-heading {
  margin-bottom: 80px;
}
.section-heading__en {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(60px, 10vw, 130px);
  font-weight: 200;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--color-text);
  line-height: 0.9;
  margin-bottom: 20px;
  opacity: 0.9;
}
.section-heading__en--gold { color: var(--color-gold); opacity: 1; }
.section-heading__rule {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--color-border-light);
  margin-bottom: 28px;
}
.section-heading__label {
  display: inline-block;
  font-family: var(--font-sans-en);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-heading__title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 600;
  color: var(--color-text);
  display: block;
  letter-spacing: -0.02em;
}
.section-heading--center { text-align: center; }
.section-heading--center .section-heading__en { text-align: center; }

/* Legacy centered style for compat */
.section-heading__title-old {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 400;
  color: var(--color-text);
}

/* Navigation ───────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background var(--transition), border-color var(--transition);
  padding: 0 60px;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(7, 7, 7, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--color-border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
}
.nav__logo {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-text);
  text-transform: uppercase;
  transition: color var(--transition);
}
.nav__logo:hover { color: var(--color-gold); }
.nav__menu {
  display: flex;
  align-items: center;
  gap: 44px;
}
.nav__link {
  font-family: var(--font-sans-en);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--transition);
  position: relative;
  padding-bottom: 3px;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--color-gold);
  transition: width var(--transition);
}
.nav__link:hover, .nav__link.is-active { color: var(--color-text); }
.nav__link:hover::after, .nav__link.is-active::after { width: 100%; }
.nav__cta {
  font-family: var(--font-sans-en);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-bg);
  background: var(--color-gold);
  padding: 9px 24px;
  border-radius: 100px;
  transition: background var(--transition), box-shadow var(--transition);
}
.nav__cta:hover {
  background: var(--color-gold-light);
  box-shadow: 0 0 20px rgba(201, 168, 76, 0.3);
}
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 36px; height: 36px;
  gap: 6px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}
.nav__hamburger span {
  display: block;
  width: 22px; height: 1px;
  background: var(--color-text);
  transition: all var(--transition);
}
.nav__hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.is-open span:nth-child(2) { opacity: 0; }
.nav__hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Page Header (inner pages) ─────────────────────────────── */
.page-header {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 420px;
  padding-top: var(--nav-height);
  padding-bottom: 60px;
  overflow: hidden;
  background: var(--color-surface);
}
.page-header__bg-text {
  position: absolute;
  bottom: -0.1em;
  left: 40px;
  font-family: var(--font-display);
  font-size: clamp(120px, 18vw, 220px);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.04em;
  color: rgba(255, 255, 255, 0.03);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}
.page-header__inner {
  position: relative;
  z-index: 1;
  padding: 0 60px;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
}
.page-header__label {
  display: block;
  font-family: var(--font-sans-en);
  font-size: 0.65rem;
  letter-spacing: 0.4em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.page-header__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.03em;
  text-transform: uppercase;
  line-height: 1;
}
.page-header__rule {
  display: block;
  width: 60px;
  height: 1px;
  background: var(--color-gold);
  margin-top: 28px;
}

/* Gold line decorators ─────────────────────────────────── */
.gold-line {
  display: block;
  width: 40px; height: 1px;
  background: var(--color-gold);
  margin: 24px auto;
}
.gold-line--left { margin: 24px 0; }

/* Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans-en);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  padding: 14px 36px;
  border-radius: 100px;
}
.btn--primary { background: var(--color-gold); color: var(--color-bg); }
.btn--primary:hover {
  background: var(--color-gold-light);
  box-shadow: 0 0 28px rgba(201, 168, 76, 0.35);
  transform: translateY(-1px);
}
.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border-light);
}
.btn--outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  transform: translateY(-1px);
}
.btn__arrow { display: inline-block; font-size: 1rem; transition: transform var(--transition); }
.btn:hover .btn__arrow { transform: translateX(5px); }

/* Cards ────────────────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 48px 40px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 2px; height: 0;
  background: var(--color-gold);
  transition: height var(--transition);
}
.card:hover {
  border-color: var(--color-border-light);
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}
.card:hover::before { height: 100%; }
.card__icon {
  width: 40px;
  height: 40px;
  margin-bottom: 28px;
  color: var(--color-gold);
  flex-shrink: 0;
}
.card__icon svg {
  width: 100%;
  height: 100%;
  display: block;
}
.card__title {
  font-family: var(--font-sans-jp);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 14px;
  line-height: 1.6;
}
.card__body { font-size: 0.85rem; color: var(--color-text-muted); line-height: 2; }

/* Grid ─────────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--color-border); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* Table ─────────────────────────────────────────────────── */
.info-table { width: 100%; border-collapse: collapse; }
.info-table th, .info-table td {
  padding: 22px 28px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  font-size: 0.9rem;
  vertical-align: top;
}
.info-table th {
  font-family: var(--font-sans-en);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  text-transform: uppercase;
  width: 220px;
  white-space: nowrap;
}
.info-table td { color: var(--color-text); font-weight: 300; }

/* Footer ────────────────────────────────────────────────── */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 80px 60px 48px;
}
.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: start;
}
.footer__logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: 10px;
}
.footer__tagline {
  font-family: var(--font-sans-en);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  color: var(--color-text-dim);
  text-transform: uppercase;
  margin-bottom: 24px;
}
.footer__address { font-size: 0.8rem; color: var(--color-text-muted); line-height: 2; }
.footer__nav { display: flex; flex-direction: column; gap: 18px; text-align: right; }
.footer__nav-link {
  font-family: var(--font-sans-en);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.footer__nav-link:hover { color: var(--color-gold); }
.footer__bottom {
  max-width: var(--max-width);
  margin: 48px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer__copy { font-family: var(--font-sans-en); font-size: 0.62rem; letter-spacing: 0.1em; color: var(--color-text-dim); }
.footer__privacy { font-family: var(--font-sans-en); font-size: 0.62rem; letter-spacing: 0.1em; color: var(--color-text-dim); transition: color var(--transition); }
.footer__privacy:hover { color: var(--color-gold); }

/* Fade-in ──────────────────────────────────────────────── */
.fade-in { opacity: 0; transform: translateY(32px); transition: opacity 0.9s ease, transform 0.9s ease; }
.fade-in.is-visible { opacity: 1; transform: translateY(0); }
.fade-in--delay-1 { transition-delay: 0.12s; }
.fade-in--delay-2 { transition-delay: 0.24s; }
.fade-in--delay-3 { transition-delay: 0.36s; }
.fade-in--delay-4 { transition-delay: 0.48s; }

/* Slide-in from left ───────────────────────────────────── */
.slide-in { opacity: 0; transform: translateX(-32px); transition: opacity 0.9s ease, transform 0.9s ease; }
.slide-in.is-visible { opacity: 1; transform: translateX(0); }

/* Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .container { padding: 0 40px; }
  .nav { padding: 0 40px; }
  .page-header__inner { padding: 0 40px; }
  .footer { padding: 60px 40px 40px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  :root { --section-padding: 100px 0; }
}
@media (max-width: 768px) {
  :root {
    --section-padding: 80px 0;
    --nav-height: 60px;
  }
  .container { padding: 0 24px; }
  .nav { padding: 0 24px; }
  .page-header__inner { padding: 0 24px; }
  .footer { padding: 60px 24px 36px; }
  .nav__menu {
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0; bottom: 0;
    background: rgba(7, 7, 7, 0.98);
    flex-direction: column;
    justify-content: center;
    gap: 40px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
  }
  .nav__menu.is-open { opacity: 1; pointer-events: auto; }
  .nav__link { font-size: 0.85rem; letter-spacing: 0.3em; color: var(--color-text); }
  .nav__cta { margin-top: 8px; }
  .nav__hamburger { display: flex; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; background: none; gap: 16px; }
  .footer__inner { grid-template-columns: 1fr; gap: 40px; }
  .footer__nav { text-align: left; flex-direction: row; flex-wrap: wrap; gap: 20px; }
  .footer__bottom { flex-direction: column; gap: 12px; text-align: center; }
  .info-table th { width: 130px; }
  .info-table th, .info-table td { padding: 16px; font-size: 0.82rem; }
  .section-heading__en { font-size: clamp(48px, 12vw, 80px); }
  .page-header { min-height: 280px; padding-bottom: 40px; }
  .page-header__bg-text { font-size: clamp(80px, 20vw, 130px); left: 24px; }
  .page-header__title { font-size: clamp(2rem, 7vw, 3.5rem); }
}
@media (max-width: 480px) {
  .card { padding: 32px 24px; }
  .info-table { display: block; }
  .info-table tr { display: block; margin-bottom: 24px; border-bottom: 1px solid var(--color-border); padding-bottom: 24px; }
  .info-table th, .info-table td { display: block; border-bottom: none; padding: 4px 0; width: auto; }
  .info-table th { margin-bottom: 6px; }
}