/* ============================================
   Entretempos Studio — Landing
   Editorial / monochrome / mono+serif typography
   ============================================ */

:root {
  --paper: #ffffff;
  --paper-2: #ffffff;
  --ink: #000000;
  --ink-soft: #1a1a1a;
  --ink-mute: #6b6b6b;
  --rule: #e8e8e8;
  --accent: #000000;

  --display: 'Inter', -apple-system, sans-serif;
  --astro: 'Inter', -apple-system, sans-serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;

  --container: 1240px;
  --gutter: 32px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  background: #ffffff;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 18px 32px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(12px) saturate(120%);
  -webkit-backdrop-filter: blur(12px) saturate(120%);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.nav-left { display: flex; }
.nav-center { display: flex; gap: 28px; justify-content: center; }
.nav-right { display: flex; justify-content: flex-end; gap: 6px; align-items: center; }

.logo {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  font-family: var(--astro);
  letter-spacing: -0.01em;
  font-weight: 600;
  line-height: 1;
}
.logo-mark {
  display: none;
}
.logo-est {
  font-size: 9px;
  letter-spacing: 0.05em;
  text-transform: lowercase;
  font-weight: 400;
  color: var(--ink-mute);
  margin-bottom: 2px;
}
.logo-img {
  display: block;
  height: 26px;
  width: auto;
  color: var(--ink);
}
.logo-text {
  font-family: 'Tenor Sans', var(--astro);
  font-size: 14px;
  letter-spacing: 0.32em;
  font-weight: 400;
}
.logo-sup {
  font-size: 9px;
  vertical-align: super;
  margin-left: 4px;
  font-family: var(--mono);
  letter-spacing: 0;
  opacity: 0.5;
}

.nav-center a {
  text-transform: uppercase;
  opacity: 0.7;
  transition: opacity 0.2s;
}
.nav-center a:hover { opacity: 1; }

.lang {
  background: none;
  border: none;
  color: var(--ink-mute);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  padding: 4px 6px;
  transition: color 0.2s;
}
.lang.active { color: var(--ink); }
.lang:hover { color: var(--ink); }
.lang-sep { color: var(--ink-mute); font-family: var(--mono); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 32px 0;
  overflow: hidden;
}

.floating-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.float-word {
  position: absolute;
  font-family: var(--astro);
  color: var(--ink);
  white-space: nowrap;
  transform: translate(0, 0);
  transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
  letter-spacing: -0.015em;
  font-weight: 400;
  user-select: none;
  animation: drift 12s ease-in-out infinite;
}

@keyframes drift {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -6px; }
}
.float-word:nth-child(odd) { animation-duration: 14s; }
.float-word:nth-child(3n) { animation-duration: 16s; animation-delay: -3s; }
.float-word:nth-child(4n) { animation-delay: -7s; }

.hero-inner {
  position: relative;
  z-index: 5;
  text-align: center;
  max-width: 1100px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 48px;
  padding: 6px 12px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.6);
}

.hero-eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-headline {
  font-family: var(--astro);
  font-weight: 600;
  font-size: clamp(56px, 11vw, 168px);
  line-height: 0.95;
  letter-spacing: -0.045em;
  margin: 0;
  color: var(--ink);
}

.hl-line {
  display: block;
}
.hl-italic {
  font-style: normal;
  font-weight: 600;
  letter-spacing: -0.045em;
  padding-left: 0.05em;
}

.hero-sub {
  margin: 36px auto 0;
  max-width: 540px;
  font-size: 17px;
  line-height: 1.45;
  color: var(--ink-soft);
  text-wrap: pretty;
}

.hero-actions {
  margin-top: 40px;
  display: inline-flex;
  align-items: center;
  gap: 24px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 22px 14px 26px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: transform 0.2s, background 0.2s;
}
.btn-primary:hover {
  transform: translateY(-1px);
  background: #000;
}
.btn-arrow {
  display: inline-block;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  text-align: center;
  line-height: 22px;
  font-size: 12px;
  font-weight: 600;
  transition: transform 0.2s;
}
.btn-primary:hover .btn-arrow { transform: translateX(2px); }

.btn-large {
  padding: 18px 28px 18px 32px;
  font-size: 13px;
}
.btn-large .btn-arrow { width: 26px; height: 26px; line-height: 26px; }

.hero-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.meta-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink-soft);
}

/* hero marquee bottom */
.hero-marquee {
  width: 100%;
  margin-top: 100px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
  position: relative;
  z-index: 5;
  padding: 14px 0;
  background: var(--paper);
}
.marquee-track {
  display: flex;
  white-space: nowrap;
  animation: scroll 38s linear infinite;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.marquee-row { padding-right: 48px; }
.marquee-row em {
  font-style: normal;
  color: var(--ink-mute);
  margin: 0 14px;
}
@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- shared section heads ---------- */
.section-head {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 72px;
}
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.section-title {
  font-family: var(--astro);
  font-weight: 600;
  font-size: clamp(34px, 4.6vw, 58px);
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin: 0;
  max-width: 18ch;
}

/* ---------- Philosophy ---------- */
.philosophy {
  max-width: var(--container);
  margin: 0 auto;
  padding: 160px 32px 120px;
  position: relative;
}
.philosophy .section-head {
  margin-bottom: 56px;
}
.philosophy-body {
  max-width: 980px;
}
.phi-line {
  font-family: var(--astro);
  font-weight: 600;
  font-size: clamp(34px, 4.8vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin: 0 0 8px;
}
.phi-line:nth-child(2) {
  font-style: normal;
  font-weight: 600;
  padding-left: 1.2em;
  font-size: clamp(34px, 4.8vw, 64px);
  letter-spacing: -0.03em;
}
.phi-tail {
  margin-top: 48px;
  max-width: 600px;
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink-soft);
  text-wrap: pretty;
}
.philosophy-rule {
  height: 1px;
  background: var(--rule);
  margin-top: 96px;
}

/* ---------- Services ---------- */
.services {
  max-width: var(--container);
  margin: 0 auto;
  padding: 80px 32px 120px;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
}
.service {
  padding: 36px 28px 36px 0;
  border-bottom: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
  transition: padding 0.3s;
}
.service:nth-child(odd) {
  padding-right: 60px;
  border-right: 1px solid var(--rule);
}
.service:nth-child(even) {
  padding-left: 60px;
}
.service:hover { background: #fafafa; }

.service-row {
  display: flex;
  align-items: baseline;
  gap: 20px;
}
.service-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
}
.service-name {
  font-family: var(--astro);
  font-weight: 600;
  font-size: clamp(24px, 2.6vw, 38px);
  letter-spacing: -0.03em;
  line-height: 1;
  margin: 0;
}
.service-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.45;
  color: var(--ink-soft);
  max-width: 36ch;
  padding-left: 48px;
}

/* ---------- Portfolio ---------- */
.portfolio {
  max-width: var(--container);
  margin: 0 auto;
  padding: 80px 32px 120px;
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 28px 24px;
  margin-top: 24px;
}
.project {
  display: flex;
  flex-direction: column;
  gap: 18px;
  cursor: pointer;
}
.project-left { grid-column: 1 / span 7; margin-top: 0; }
.project:nth-child(2) { grid-column: 8 / span 5; margin-top: 96px; }
.project:nth-child(3) { grid-column: 1 / span 5; margin-top: 80px; }
.project:nth-child(4) { grid-column: 6 / span 7; margin-top: 40px; }

.project-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--ink);
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.placeholder-svg {
  width: 100%; height: 100%;
  display: block;
  transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.project:hover .placeholder-svg {
  transform: scale(1.03);
}

.project-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}
.project-meta-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.project-num { color: var(--ink-mute); }
.project-name {
  font-family: var(--astro);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.project-cat { color: var(--ink-soft); text-transform: uppercase; font-size: 11px; letter-spacing: 0.1em; }
.project-year { color: var(--ink-mute); font-size: 11px; letter-spacing: 0.1em; }

.portfolio-tail {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 20px;
  margin-top: 96px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.tail-rule { height: 1px; background: var(--rule); width: 100%; }

/* ---------- CTA ---------- */
.cta {
  background: #ffffff;
  color: #000000;
  padding: 160px 32px 160px;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--rule);
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: transparent;
}
.cta-title {
  position: relative;
  font-family: var(--astro);
  font-weight: 600;
  font-size: clamp(40px, 6.4vw, 100px);
  line-height: 1.0;
  letter-spacing: -0.04em;
  margin: 0 auto 56px;
  max-width: 18ch;
}
.cta-title span { display: block; }
.cta-italic {
  font-style: normal;
  font-weight: 600;
  padding-left: 0.05em;
  letter-spacing: -0.04em;
}

.cta-actions {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 28px;
}
.cta .btn-primary {
  background: #000;
  color: #fff;
}
.cta .btn-primary:hover { background: #1a1a1a; }
.cta .btn-arrow { background: #fff; color: #000; }

.cta-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #999;
}
.cta-meta .meta-dot { background: #999; }

/* ---------- Footer ---------- */
.footer {
  background: var(--paper);
  color: var(--ink);
  padding: 64px 32px 24px;
  border-top: 1px solid var(--rule);
}
.footer-top {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 64px;
  border-bottom: 1px solid var(--rule);
}
.footer-brand {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.footer-lockup { display: flex; flex-direction: column; gap: 0; }
.footer-est {
  font-family: var(--astro);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  font-weight: 400;
  color: var(--ink-mute);
  margin-bottom: -2px;
}
.footer-logo-img {
  display: block;
  height: 40px;
  width: auto;
  color: var(--ink);
  margin: 2px 0;
}
.footer-name {
  font-family: 'Tenor Sans', var(--astro);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 0.32em;
}
.footer-tagline {
  margin-top: 6px;
  font-style: normal;
  font-weight: 400;
  font-size: 16px;
  color: var(--ink-soft);
  letter-spacing: -0.01em;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-end;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.05em;
}
.footer-link {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  text-transform: uppercase;
  transition: opacity 0.2s;
}
.footer-link span { font-size: 10px; }
.footer-link:hover { opacity: 0.6; }

.footer-bottom {
  max-width: var(--container);
  margin: 24px auto 0;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .nav-center { display: none; }
  .nav { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .service:nth-child(odd) { padding-right: 0; border-right: none; }
  .service:nth-child(even) { padding-left: 0; }
  .portfolio-grid { grid-template-columns: 1fr; gap: 48px; }
  .project, .project:nth-child(2), .project:nth-child(3), .project:nth-child(4) {
    grid-column: 1 / -1;
    margin-top: 0;
  }
  .footer-top { flex-direction: column; }
  .footer-links { align-items: flex-start; }
  .footer-bottom { flex-direction: column; gap: 6px; }
  .service-desc { padding-left: 0; }
}