/* ===================================================
   SWISS ECHO — Typography-First Minimalist Design
   Fonts: Clash Display (700) + Satoshi (400, 500)
   Palette: #f2f2f2, #111111, #bfbfbf, #d9d9d9
   =================================================== */

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
::selection { background: #111; color: #f2f2f2; }

:root {
  --bg: #f2f2f2;
  --text: #111111;
  --g1: #bfbfbf;
  --g2: #c9c9c9;
  --g3: #d1d1d1;
  --g4: #d9d9d9;
  --dark: #1e1e1e;
  --white: #ffffff;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Satoshi', sans-serif;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; }
img { display: block; max-width: 100%; }

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ===== NAVIGATION ===== */
.nav {
  position: sticky;
  top: 0;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 56px);
  background: rgba(242, 242, 242, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 100;
  border-bottom: 1px solid rgba(0,0,0,0.04);
}
.nav-logo {
  font-family: 'Clash Display', sans-serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.04em;
  text-decoration: none;
  color: var(--text);
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav-links a {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.2s;
}
.nav-links a:hover { opacity: 0.4; }
.nav-contact {
  padding: 11px 28px;
  border: 1.5px solid var(--text);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-contact:hover {
  background: var(--text);
  color: var(--bg);
}

/* ===== HERO — ECHO STACK ===== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 100px clamp(20px, 5vw, 56px);
}
.echo-stack {
  position: relative;
  text-align: center;
}
.echo-layer {
  font-family: 'Clash Display', sans-serif;
  font-size: clamp(48px, 12vw, 200px);
  font-weight: 700;
  line-height: 0.88;
  text-transform: uppercase;
  letter-spacing: -0.06em;
  user-select: none;
  white-space: nowrap;
}
.echo-bg {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}
.echo-bg-4 { color: var(--g4); margin-left: -0.16em; margin-top: -0.16em; }
.echo-bg-3 { color: var(--g3); margin-left: -0.12em; margin-top: -0.12em; }
.echo-bg-2 { color: var(--g2); margin-left: -0.08em; margin-top: -0.08em; }
.echo-bg-1 { color: var(--g1); margin-left: -0.04em; margin-top: -0.04em; }
.echo-fg {
  position: relative;
  color: var(--text);
  z-index: 2;
}
.hero-tagline {
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--g1);
  margin-top: 36px;
}
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.hero-scroll-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--g1);
}
.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: var(--g1);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.5); opacity: 0.3; }
}

/* ===== PHILOSOPHY ===== */
.philosophy {
  padding: clamp(80px, 12vw, 180px) clamp(20px, 5vw, 56px);
  text-align: center;
}
.divider-line {
  width: 1px;
  height: 100px;
  background: rgba(30,30,30,0.08);
  margin: 0 auto 72px;
}
.phil-quote {
  font-family: 'Clash Display', sans-serif;
  font-size: clamp(22px, 4.5vw, 56px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  max-width: 880px;
  margin: 0 auto 80px;
}
.phil-quote em {
  font-family: Georgia, 'Times New Roman', serif;
  font-style: italic;
  font-weight: 400;
  color: var(--g1);
}
.phil-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
  max-width: 1060px;
  margin: 0 auto;
  text-align: left;
}
.phil-col {
  padding-top: 28px;
  border-top: 1px solid rgba(0,0,0,0.06);
}
.phil-col h3 {
  font-family: 'Clash Display', sans-serif;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.phil-col p {
  font-size: 14px;
  line-height: 1.8;
  color: #666;
  font-weight: 400;
}

/* ===== SHOWCASE GRID ===== */
.showcase {
  padding: clamp(40px, 8vw, 120px) clamp(20px, 5vw, 56px);
}
.showcase-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 56px;
  flex-wrap: wrap;
  gap: 16px;
}
.showcase-title {
  font-family: 'Clash Display', sans-serif;
  font-size: clamp(24px, 3.5vw, 44px);
  font-weight: 700;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}
.showcase-count {
  font-size: 12px;
  color: var(--g1);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
  max-width: 1280px;
  margin: 0 auto;
}
.showcase-item {
  overflow: hidden;
  position: relative;
  cursor: pointer;
}
.showcase-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%) brightness(0.95);
  transition: filter 0.8s cubic-bezier(0.77, 0, 0.175, 1),
              transform 0.8s cubic-bezier(0.77, 0, 0.175, 1);
}
.showcase-item:hover img {
  filter: grayscale(0%) brightness(1);
  transform: scale(1.04);
}
.s-large {
  grid-column: span 8;
  border-radius: 6px;
  aspect-ratio: 16/10;
}
.s-pill {
  grid-column: span 4;
  border-radius: 9999px;
  height: 520px;
  overflow: hidden;
  position: relative;
}
.s-pill .pill-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.5s;
}
.s-pill:hover .pill-overlay { opacity: 1; }
.pill-circle {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  backdrop-filter: blur(6px);
  transform: scale(0.8);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.s-pill:hover .pill-circle { transform: scale(1); }
.s-circle {
  grid-column: span 5;
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
}
.s-wide {
  grid-column: span 7;
  border-radius: 6px;
  aspect-ratio: 2.2/1;
}
.showcase-label {
  position: absolute;
  bottom: 16px;
  left: 16px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: #fff;
  background: rgba(0,0,0,0.35);
  padding: 6px 14px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}

/* ===== SERVICE CARDS ===== */
.services {
  padding: clamp(80px, 12vw, 160px) clamp(20px, 5vw, 56px);
}
.services-head {
  text-align: center;
  margin-bottom: 72px;
}
.services-head h2 {
  font-family: 'Clash Display', sans-serif;
  font-size: clamp(28px, 4.5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}
.services-head p {
  font-size: 15px;
  color: var(--g1);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.7;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  max-width: 1060px;
  margin: 0 auto;
}
.service-card {
  padding: 44px 36px;
  border: 1px solid rgba(30,30,30,0.07);
  background: transparent;
  transition: background 0.4s, box-shadow 0.4s;
}
.service-card:hover {
  background: var(--white);
  box-shadow: 0 24px 64px rgba(0,0,0,0.04);
}
.service-icon {
  width: 56px;
  height: 56px;
  border: 2px solid var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  font-size: 20px;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.service-card:hover .service-icon { transform: rotate(8deg) scale(1.05); }
.service-card h3 {
  font-family: 'Clash Display', sans-serif;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0;
}
.service-card p {
  font-size: 14px;
  line-height: 1.8;
  color: #777;
  margin-bottom: 28px;
  font-weight: 400;
}
.service-cta {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.25s;
}
.service-cta:hover { gap: 16px; }

/* ===== STATS BAR ===== */
.stats {
  padding: 56px clamp(20px, 5vw, 56px);
  border-top: 1px solid rgba(0,0,0,0.05);
  border-bottom: 1px solid rgba(0,0,0,0.05);
}
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  max-width: 1060px;
  margin: 0 auto;
  text-align: center;
}
.stat { padding: 24px; }
.stat-num {
  font-family: 'Clash Display', sans-serif;
  font-size: clamp(28px, 4.5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
}
.stat-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--g1);
  margin-top: 10px;
  font-weight: 500;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark);
  color: rgba(246,246,246,0.55);
  padding: 88px clamp(20px, 5vw, 56px) 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
}
.footer-brand {
  font-family: 'Clash Display', sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: #f6f6f6;
  margin-bottom: 14px;
  letter-spacing: -0.03em;
}
.footer-desc {
  font-size: 14px;
  line-height: 1.75;
  max-width: 300px;
}
.footer h4 {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-weight: 700;
  color: #f6f6f6;
  margin-bottom: 20px;
}
.footer a {
  color: rgba(246,246,246,0.55);
  text-decoration: none;
  font-size: 14px;
  display: block;
  margin-bottom: 12px;
  transition: color 0.2s;
}
.footer a:hover { color: #f6f6f6; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 32px;
  margin-top: 64px;
  text-align: center;
  font-size: 12px;
  color: rgba(246,246,246,0.25);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .phil-grid { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .showcase-grid { grid-template-columns: repeat(6, 1fr); }
  .s-large { grid-column: span 6; }
  .s-pill { grid-column: span 3; height: 380px; }
  .s-circle { grid-column: span 3; }
  .s-wide { grid-column: span 6; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero { min-height: 65vh; padding: 80px 20px; }
  .echo-layer { font-size: clamp(40px, 16vw, 80px); }
  .philosophy { padding: 64px 20px; }
  .phil-grid { grid-template-columns: 1fr; }
  .showcase { padding: 48px 20px; }
  .showcase-grid { grid-template-columns: 1fr; }
  .s-large, .s-pill, .s-circle, .s-wide { grid-column: span 1; }
  .s-pill { border-radius: 24px; height: 320px; }
  .s-circle { border-radius: 16px; aspect-ratio: 4/3; }
  .services { padding: 64px 20px; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .footer { padding: 48px 20px 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .stats-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}