/* ==========================================================
   PORTWORK — index.css
   ========================================================== */

/* ---- Variables ---- */
:root {
  --clr-black:      #111111;
  --clr-charcoal:   #1a1917;
  --clr-surface:    #2a2a2a;
  --clr-border:     #333333;
  --clr-text:       #f0ede8;
  --clr-muted:      #a89e92;
  --clr-dark-text:  #1a1917;
  --clr-light-bg:   #f0ede8;
  --clr-accent:     #c45c1a;

  --ff-head: 'Space Grotesk', sans-serif;
  --ff-mono: 'DM Mono', monospace;
  --ff-body: 'Noto Sans JP', 'Space Grotesk', sans-serif;

  --nav-h:   56px;
  --pad-x:   clamp(20px, 6vw, 48px);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--ff-body);
  background: var(--clr-black);
  color: var(--clr-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---- Screen-reader only ---- */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}

/* ---- Scroll animation ---- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .animate-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---- Shared: kicker + rule ---- */
.kicker {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-text);
  opacity: 0.55;
  white-space: nowrap;
  flex-shrink: 0;
}
.kicker--on-light { color: var(--clr-dark-text); }

.kicker-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}
.kicker-row--on-light .kicker-rule { background: var(--clr-dark-text); }

.kicker-rule {
  flex: 1;
  height: 1px;
  background: var(--clr-text);
  opacity: 0.18;
}
.kicker-rule--on-light { background: var(--clr-dark-text); opacity: 0.2; }

/* ---- Shared: CTA button ---- */
.cta-btn {
  display: inline-block;
  background: var(--clr-accent);
  color: var(--clr-text);
  font-family: var(--ff-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 15px 36px;
  border-radius: 4px;
  border: none;
  transition: opacity 0.2s ease;
  cursor: pointer;
}
.cta-btn:hover { opacity: 0.82; }
.cta-btn--full {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0;
  height: 56px;
  border-radius: 4px;
}

/* ==========================================================
   NAV
   ========================================================== */
.nav {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 200;
  height: var(--nav-h);
  padding: 0 var(--pad-x);
  background: transparent;
  transition: background 0.3s ease, backdrop-filter 0.3s ease;
}
.nav.is-scrolled {
  background: rgba(17, 17, 17, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.nav__logo {
  font-family: var(--ff-mono);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--clr-text);
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav__link {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-text);
  opacity: 0.65;
  transition: opacity 0.2s;
}
.nav__link:hover { opacity: 1; }
.nav__menu-btn {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-text);
  opacity: 0.65;
}

/* ==========================================================
   HERO
   ========================================================== */
.hero {
  position: relative;
  height: 100svh;
  min-height: 600px;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}
.hero__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(17,17,17,0.15) 0%,
    transparent 35%,
    rgba(17,17,17,0.55) 62%,
    rgba(17,17,17,0.90) 85%,
    rgba(17,17,17,0.97) 100%
  );
}
.hero__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0 var(--pad-x) clamp(48px, 8vw, 64px);
  z-index: 1;
}
.hero__title {
  font-family: var(--ff-head);
  font-size: clamp(3.2rem, 9vw, 5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: #ffffff;
  margin-bottom: 14px;
}
.hero__sub {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--clr-text);
  opacity: 0.72;
  margin-bottom: 24px;
}
.hero__cta {
  padding: 15px 36px;
}

/* ==========================================================
   CONCEPT
   ========================================================== */
.concept {
  position: relative;
  background: var(--clr-charcoal);
  padding: 72px var(--pad-x) 0;
  overflow: hidden;
}

/* Grain texture overlay via SVG filter */
.concept__grain {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='256' height='256'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='256' height='256' filter='url(%23g)' opacity='0.45'/%3E%3C/svg%3E");
  background-size: 256px 256px;
  opacity: 0.07;
  mix-blend-mode: overlay;
}

.concept__inner {
  position: relative;
  z-index: 1;
}
.concept__quote {
  font-family: var(--ff-head);
  font-size: clamp(1.7rem, 6.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--clr-text);
  margin-bottom: 36px;
}
.concept__body {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 24px;
  align-items: start;
  margin-bottom: 56px;
}
.concept__text p {
  font-family: var(--ff-body);
  font-size: 13px;
  line-height: 2.1;
  color: var(--clr-muted);
}
.concept__photo-wrap {
  overflow: visible;
  position: relative;
}
.concept__photo {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: 0;
  transform: rotate(5deg);
  transform-origin: center top;
  filter: brightness(0.92) contrast(1.05);
}

.concept__place {
  position: relative;
  z-index: 1;
  padding: 20px var(--pad-x);
  margin-inline: calc(-1 * var(--pad-x));
  background: rgba(255,255,255,0.04);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.concept__place-name {
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--clr-text);
  display: inline-block;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--clr-accent);
}

/* ==========================================================
   FACILITIES
   ========================================================== */
.facilities {
  background: var(--clr-light-bg);
  padding: 64px var(--pad-x);
}
.facilities__title {
  font-family: var(--ff-head);
  font-size: clamp(1.5rem, 5.5vw, 2.4rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--clr-dark-text);
  margin-bottom: 28px;
}
.facilities__grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.facilities__small-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
@media (max-width: 480px) {
  .facilities__small-row {
    grid-template-columns: 1fr;
  }
  .facility-card--small { height: clamp(160px, 44vw, 220px); }
}

/* Facility card base */
.facility-card {
  position: relative;
  border: 2px solid var(--clr-surface);
  overflow: hidden;
  background: #000;
}
.facility-card--large { height: clamp(220px, 52vw, 380px); }
.facility-card--small { height: clamp(130px, 28vw, 200px); }

.facility-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s ease;
}
.facility-card:hover .facility-card__img {
  transform: scale(1.04);
}
.facility-card__overlay {
  position: absolute;
  inset-block-end: 0;
  inset-inline: 0;
  padding: 40px 14px 16px;
  background: linear-gradient(transparent, rgba(17,17,17,0.92) 60%, rgba(17,17,17,0.97));
}
.facility-card__label {
  display: block;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #ffffff;
  margin-bottom: 4px;
}
.facility-card__desc {
  font-family: var(--ff-body);
  font-size: 11px;
  line-height: 1.5;
  color: rgba(240,237,232,0.78);
}

/* ==========================================================
   PRICING
   ========================================================== */
.pricing {
  background: var(--clr-black);
  padding: 64px var(--pad-x);
}
.pricing__title {
  font-family: var(--ff-head);
  font-size: clamp(1.5rem, 5.5vw, 2.4rem);
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: 28px;
}
.pricing__cards {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.pricing-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 20px;
  background: var(--clr-charcoal);
  border: 2px solid var(--clr-border);
}
.pricing-card--premium {
  border-left: 4px solid var(--clr-accent);
  background: rgba(196, 92, 26, 0.07);
}
.pricing-card__header { flex: 1; min-width: 0; }
.pricing-card__name {
  display: block;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--clr-muted);
  margin-bottom: 5px;
}
.pricing-card__name--accent { color: var(--clr-accent); }
.pricing-card__desc {
  font-family: var(--ff-body);
  font-size: 12px;
  color: var(--clr-muted);
  line-height: 1.5;
}
.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 3px;
  flex-shrink: 0;
}
.pricing-card__amount {
  font-family: var(--ff-head);
  font-size: clamp(1.7rem, 6vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--clr-text);
}
.pricing-card__unit {
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--clr-muted);
}

/* ==========================================================
   ACCESS + FORM
   ========================================================== */
.access__info {
  background: var(--clr-light-bg);
  padding: 64px var(--pad-x) 48px;
}
.access__address {
  font-family: var(--ff-body);
  font-size: 13px;
  color: var(--clr-dark-text);
  font-style: normal;
  line-height: 1.7;
  margin-bottom: 20px;
}
.access__hours {
  font-family: var(--ff-mono);
  font-size: 13px;
  border-collapse: collapse;
  margin-bottom: 28px;
  color: var(--clr-dark-text);
}
.access__hours-day {
  padding: 4px 28px 4px 0;
  opacity: 0.5;
}
.access__hours-time { font-weight: 500; }

/* Map placeholder */
.access__map {
  position: relative;
  height: 200px;
  background: #1c2133;
  border: 2px solid var(--clr-surface);
  overflow: hidden;
}
.access__map-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 32px 32px;
}
.access__map-pin {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 12px;
  background: var(--clr-accent);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 5px rgba(196,92,26,0.28), 0 0 0 10px rgba(196,92,26,0.1);
}
.access__map-pin::after {
  content: '';
  position: absolute;
  bottom: -9px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 9px;
  background: var(--clr-accent);
}

/* Contact form */
.contact {
  background: var(--clr-black);
  border-top: 1px solid var(--clr-surface);
  padding: 56px var(--pad-x) 72px;
}
.contact__title {
  font-family: var(--ff-head);
  font-size: clamp(1.4rem, 5vw, 2rem);
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: 28px;
}
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.form-field { width: 100%; }
.form-input {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  background: var(--clr-charcoal);
  border: 1px solid #444444;
  border-radius: 0;
  font-family: var(--ff-mono);
  font-size: 12px;
  color: var(--clr-text);
  outline: none;
  transition: border-color 0.2s;
  appearance: none;
  -webkit-appearance: none;
}
.form-input::placeholder { color: rgba(240,237,232,0.32); }
.form-input:focus { border-color: var(--clr-accent); }
.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0 L5 6 L10 0' stroke='%23a89e92' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
.form-select option { background: var(--clr-charcoal); }
.contact__submit { margin-top: 6px; }
.contact__privacy {
  display: block;
  margin-top: 20px;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-muted);
  text-align: center;
  transition: color 0.2s;
}
.contact__privacy:hover { color: var(--clr-text); }

/* ==========================================================
   FOOTER
   ========================================================== */
.footer {
  background: var(--clr-charcoal);
  border-top: 1px solid var(--clr-surface);
  padding: 24px var(--pad-x);
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer__logo {
  font-family: var(--ff-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--clr-text);
  opacity: 0.75;
}
.footer__copy {
  font-family: var(--ff-mono);
  font-size: 10px;
  color: var(--clr-muted);
  letter-spacing: 0.05em;
}

/* ==========================================================
   RESPONSIVE — tablet+
   ========================================================== */
@media (min-width: 600px) {
  .hero__title { font-size: clamp(3.2rem, 8vw, 5.5rem); }
}

@media (min-width: 768px) {
  :root { --pad-x: clamp(36px, 8vw, 80px); }

  .hero__title { font-size: clamp(3.8rem, 7vw, 6rem); }

  .concept__quote { font-size: clamp(2rem, 5vw, 3.2rem); }
  .concept__body { grid-template-columns: 3fr 2fr; gap: 32px; }

  .facility-card--large { height: clamp(300px, 38vw, 460px); }
  .facility-card--small { height: clamp(180px, 20vw, 260px); }

  .pricing-card { padding: 24px 28px; }

  .contact__title { font-size: clamp(1.6rem, 4vw, 2.2rem); }
}

@media (min-width: 1024px) {
  .access-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .access__info {
    padding: 72px var(--pad-x);
  }
  .contact {
    padding: 72px var(--pad-x);
    border-top: none;
    border-left: 1px solid var(--clr-surface);
  }
}