/* ============================================================
   MRS · Monaco Robot Show 2027 — Styles
   Theme: Warm Ivory / Champagne / Deep Slate with Gold accents
   ============================================================ */

/* ---- TOKENS ---- */
:root {
  --ivory:        #F5F0E8;
  --cream:        #EDE8DC;
  --champagne:    #D4B896;
  --gold:         #C9A96E;
  --gold-light:   #E8C98A;
  --slate:        #1C1F26;
  --slate-mid:    #2A2D36;
  --slate-light:  #3D4152;
  --warm-grey:    #8C8880;
  --silver:       #B8B4AE;
  --white:        #FFFFFF;
  --off-white:    #FAF8F4;

  --font-display: 'Outfit', sans-serif;
  --font-body:    'Inter', sans-serif;

  --nav-h:        72px;
  --section-py:   140px;
  --container-w:  1280px;

  --ease-smooth:  cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-spring:  cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--off-white);
  color: var(--slate);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ---- TYPOGRAPHY ---- */
.section-label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  color: var(--warm-grey);
  text-transform: uppercase;
  margin-bottom: 2rem;
}
.section-label.light { color: rgba(255,255,255,0.55); }

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5.5vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--slate);
  margin-bottom: 1.5rem;
}
.section-headline em {
  font-style: italic;
  font-weight: 300;
  color: var(--gold);
}
.section-headline.light { color: var(--white); }
.section-headline.light em { color: var(--gold-light); }

.section-subtext {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  font-weight: 300;
  line-height: 1.8;
  color: var(--warm-grey);
  max-width: 580px;
  margin-bottom: 4rem;
}

.gradient-text {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 50%, var(--champagne) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- CONTAINER ---- */
.container {
  width: min(var(--container-w), 94%);
  margin-inline: auto;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.9rem 2.2rem;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.3s var(--ease-smooth);
  border: none;
  white-space: nowrap;
}
.btn--primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--slate);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(201,169,110,0.45);
}
.btn--ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.35);
}
.btn--ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
  transform: translateY(-2px);
}
.btn--outline {
  background: transparent;
  color: var(--slate);
  border: 1px solid var(--slate);
}
.btn--outline:hover {
  background: var(--slate);
  color: var(--white);
  transform: translateY(-2px);
}
.btn--nav {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--slate);
  padding: 0.6rem 1.5rem;
  font-size: 0.7rem;
}
.btn--nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(201,169,110,0.4);
}
.btn--lg {
  padding: 1.1rem 2.8rem;
  font-size: 0.82rem;
}

/* ---- NAV ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
  transition: background 0.4s, backdrop-filter 0.4s, box-shadow 0.4s;
}
.nav.scrolled {
  background: rgba(245, 240, 232, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
}
.nav__logo-mark {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--white);
  transition: color 0.4s;
}
.nav.scrolled .nav__logo-mark,
.nav.menu-open .nav__logo-mark { color: var(--slate); }
.nav__logo-dot {
  font-size: 1.1rem;
  color: var(--gold);
}
.nav__logo-full {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: rgba(255,255,255,0.7);
  transition: color 0.4s;
}
.nav.scrolled .nav__logo-full,
.nav.menu-open .nav__logo-full { color: var(--warm-grey); }
.nav__links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav__link {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.8);
  transition: color 0.3s;
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform 0.3s var(--ease-smooth);
}
.nav__link:hover::after { transform: scaleX(1); }
.nav__link:hover { color: var(--white); }
.nav.scrolled .nav__link { color: var(--warm-grey); }
.nav.scrolled .nav__link:hover { color: var(--slate); }
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--white);
  transition: all 0.3s;
}
.nav.scrolled .nav__hamburger span,
.nav.menu-open .nav__hamburger span { background: var(--slate); }

/* ---- MOBILE MENU ---- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--off-white);
  display: flex;
  flex-direction: column;
  padding-top: var(--nav-h);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease-smooth);
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu__links {
  display: flex;
  flex-direction: column;
  padding: 0.5rem 1.4rem 2rem;
  counter-reset: menu-item;
}
.mobile-menu__links li {
  counter-increment: menu-item;
  border-bottom: 1px solid rgba(201,169,110,0.18);
}
.mobile-menu__links li:first-child {
  border-top: 1px solid rgba(201,169,110,0.18);
}
.mobile-menu__links a:not(.btn) {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 1.05rem 0.2rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 500;
  color: var(--slate);
  letter-spacing: 0.06em;
  transition: color 0.25s, gap 0.25s;
}
.mobile-menu__links a:not(.btn)::before {
  content: counter(menu-item, decimal-leading-zero);
  font-family: 'Space Mono', monospace;
  font-size: 0.68rem;
  color: var(--gold);
}
.mobile-menu__links a:not(.btn):hover,
.mobile-menu__links a:not(.btn):active {
  color: var(--gold);
  gap: 1rem;
}
.mobile-menu__links .btn {
  margin-top: 1.5rem;
  width: 100%;
  justify-content: center;
}

/* ============================================================
   SECTION 1: HERO
   ============================================================ */
.hero {
  position: sticky;
  top: 0;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__video-wrap {
  position: absolute;
  inset: 0;
}
.hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(28, 31, 38, 0.62) 0%,
    rgba(28, 31, 38, 0.35) 50%,
    rgba(28, 31, 38, 0.7) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 clamp(1.5rem, 6vw, 7rem);
  padding-top: var(--nav-h);
}

.hero__eyebrow {
  margin-bottom: 1.5rem;
  overflow: hidden;
}
.hero__tag {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  display: inline-block;
  animation: slideUp 0.8s var(--ease-smooth) 0.3s both;
}

.hero__headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(4rem, 10vw, 10rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
  color: var(--white);
  display: flex;
  flex-direction: column;
  margin-bottom: 2rem;
}
.hero__headline-line {
  display: block;
  overflow: hidden;
}
.line-reveal {
  animation: slideUp 0.9s var(--ease-smooth) both;
}
.line-reveal:nth-child(1) { animation-delay: 0.4s; }
.line-reveal:nth-child(2) { animation-delay: 0.55s; }
.line-reveal:nth-child(3) { animation-delay: 0.7s; }

.hero__date {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.7);
  margin-bottom: 0.6rem;
  animation: fadeIn 1s var(--ease-smooth) 0.9s both;
}
.hero__tagline {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  color: var(--gold);
  margin-bottom: 1.2rem;
  animation: fadeIn 1s var(--ease-smooth) 1s both;
}
.hero__subtext {
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(255,255,255,0.75);
  margin-bottom: 2.5rem;
  animation: fadeIn 1s var(--ease-smooth) 1.1s both;
}
.hero__cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeIn 1s var(--ease-smooth) 1.2s both;
}

.hero__scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  z-index: 2;
  animation: fadeIn 1.5s ease 1.5s both;
}
.hero__scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, transparent, var(--gold));
  animation: scrollPulse 2s ease-in-out infinite;
}
.hero__scroll-hint span {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.5);
}

/* ---- HERO SCROLL CONTAINER (sticky scrub) ---- */
.hero-scroll-container {
  position: relative;
  height: 400vh; /* 100vh hero + 300vh scrub distance */
}

/* ============================================================
   SECTION 2: ROBOT ERA — split panel layout
   ============================================================ */

.section {
  padding-block: var(--section-py);
}

.robot-era {
  background: var(--off-white);
  display: grid;
  grid-template-columns: 55fr 45fr;
  align-items: stretch;
  min-height: 85vh;
  padding-block: 0;       /* section padding handled by content panel */
  overflow: hidden;
}

/* Left content panel */
.robot-era__content {
  padding-block: var(--section-py);
  padding-left: clamp(1.5rem, 6vw, calc((100vw - var(--container-w)) / 2 + 2rem));
  padding-right: clamp(2rem, 5vw, 6rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Right image panel — flush to viewport edge */
.robot-era__image {
  position: relative;
  overflow: hidden;
}
.robot-era__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 65% 30%;   /* shows robot + people, not the ceiling */
  transform: scale(1.08);
  transition: transform 10s ease;
}
.robot-era__image:hover img { transform: scale(1.02); }

.robot-era__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(245,240,232,0.35) 0%,
    transparent 40%
  );
  pointer-events: none;
}

.robot-era__image-caption {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.8);
  background: rgba(0,0,0,0.28);
  padding: 0.35rem 0.9rem;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.12);
}

.stats-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.stat-card {
  /* Fixed width — never resizes during counter animation */
  width: 100%;
  min-width: 0;
  background: var(--cream);
  border: 1px solid rgba(201,169,110,0.2);
  padding: 2.5rem;
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
}
.stat-card--large {
  background: linear-gradient(135deg, var(--slate) 0%, var(--slate-mid) 100%);
  color: var(--white);
}
.stat-card__year {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--warm-grey);
  margin-bottom: 0.8rem;
}
.stat-card--large .stat-card__year { color: rgba(255,255,255,0.5); }
.stat-card__number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--slate);
  letter-spacing: -0.03em;
  /* Tabular nums: every digit takes identical width — prevents layout jitter */
  font-variant-numeric: tabular-nums;
  font-feature-settings: 'tnum';
  white-space: nowrap;
  overflow: hidden;
  text-overflow: clip;
}
.stat-card--large .stat-card__number { color: var(--gold-light); }

/* Billion counter — smaller size so 10,000,000,000 fits on one line */
.counter-billion {
  font-size: clamp(1.4rem, 3vw, 2.6rem);
  font-variant-numeric: tabular-nums;
  font-feature-settings: 'tnum';
  display: inline-block;
}
.stat-sup {
  font-size: 0.5em;
  vertical-align: super;
}
.stat-card__unit {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--warm-grey);
  margin-bottom: 0.4rem;
}
.stat-card--large .stat-card__unit { color: rgba(255,255,255,0.6); }
.stat-card__label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--slate-light);
  margin-bottom: 1rem;
}
.stat-card--large .stat-card__label { color: rgba(255,255,255,0.8); }
.stat-card__credit {
  font-size: 0.68rem;
  color: rgba(255,255,255,0.45);
  font-style: italic;
  margin-bottom: 1rem;
}
.stat-card__bar {
  height: 3px;
  background: rgba(0,0,0,0.08);
  border-radius: 2px;
  overflow: hidden;
}
.stat-card--large .stat-card__bar { background: rgba(255,255,255,0.12); }
.stat-card__bar-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  border-radius: 2px;
  transition: width 1.5s var(--ease-smooth) 0.5s;
}
.stat-card.revealed .stat-card__bar-fill {
  width: var(--fill);
}

.stat-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.stat-divider__arrow {
  font-size: 1.5rem;
  color: var(--gold);
  display: inline-block;
}

.era-closing {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  font-weight: 300;
  font-style: italic;
  color: var(--warm-grey);
}

/* ============================================================
   SECTION 3: EXPERIENCE MRS
   ============================================================ */
.experience-section {
  background: var(--cream);
}

.experience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5px;
  margin-bottom: 4rem;
  background: rgba(201,169,110,0.15);
}

.exp-card {
  position: relative;
  background: var(--slate);
  padding: 2rem 2rem 2.2rem;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.4s var(--ease-smooth), box-shadow 0.4s;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  box-shadow: inset 0 0 0 1px rgba(201,169,110,0);
}
.exp-card:hover {
  transform: translateY(-6px);
  z-index: 2;
  box-shadow: 0 24px 60px rgba(0,0,0,0.3), inset 0 0 0 1px rgba(201,169,110,0.55);
}
.exp-card--featured,
.exp-card--featured2 {
  grid-row: span 1;
}
.exp-card__bg-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 1;
  transform: scale(1.05);
  filter: saturate(0.95) brightness(0.96);
  transition: transform 0.7s var(--ease-smooth), filter 0.5s;
}
.exp-card:hover .exp-card__bg-img {
  transform: scale(1.14);
  filter: saturate(1.08) brightness(0.88);
}
.exp-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(12, 13, 16, 0.95) 0%,
    rgba(12, 13, 16, 0.55) 42%,
    rgba(12, 13, 16, 0.08) 72%,
    rgba(12, 13, 16, 0.3) 100%
  );
  transition: background 0.4s;
}
.exp-card:hover .exp-card__overlay {
  background: linear-gradient(
    to top,
    rgba(12, 13, 16, 0.97) 0%,
    rgba(40, 30, 10, 0.6) 42%,
    rgba(201, 169, 110, 0.22) 72%,
    rgba(12, 13, 16, 0.25) 100%
  );
}

.exp-card__icon {
  font-size: 1.8rem;
  color: var(--gold);
  margin-bottom: 1.2rem;
  position: relative;
  z-index: 1;
  transition: color 0.3s, text-shadow 0.3s;
}
.exp-card:hover .exp-card__icon {
  color: var(--gold-light);
  text-shadow: 0 0 16px rgba(232,201,138,0.6);
}
.exp-card__venue {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--white);
  margin-bottom: 0.4rem;
  position: relative;
  z-index: 1;
  transition: color 0.3s;
}
.exp-card:hover .exp-card__venue { color: var(--gold-light); }
.exp-card__desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  font-weight: 300;
  position: relative;
  z-index: 1;
}
.exp-card__line {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-smooth);
  z-index: 1;
}
.exp-card:hover .exp-card__line { transform: scaleX(1); }

.experience-closing {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2.2rem);
  font-weight: 300;
  font-style: italic;
  color: var(--slate);
  text-align: center;
}
.experience-closing em {
  font-style: normal;
  font-weight: 700;
  color: var(--gold);
}

/* ============================================================
   SECTION 4: PHYSICAL AI
   ============================================================ */
.physical-ai {
  position: relative;
  padding-block: var(--section-py);
  overflow: hidden;
}
.physical-ai__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.physical-ai__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.physical-ai__bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    150deg,
    rgba(28, 31, 38, 0.93) 0%,
    rgba(28, 31, 38, 0.82) 100%
  );
}
.physical-ai .container { position: relative; z-index: 1; }

.ai-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.07);
  margin-bottom: 4rem;
}

.ai-card {
  background: rgba(28, 31, 38, 0.6);
  padding: 2.5rem 2rem;
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.07);
  position: relative;
  cursor: pointer;
  overflow: hidden;
  transition: background 0.3s, border-color 0.3s;
}
.ai-card:hover {
  background: rgba(201,169,110,0.1);
  border-color: rgba(201,169,110,0.3);
}
.ai-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}
.ai-card:hover::before { transform: scaleX(1); }

.ai-card__num {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--gold);
  margin-bottom: 1rem;
}
.ai-card__title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--white);
  margin-bottom: 0.8rem;
  line-height: 1.4;
}
.ai-card__desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  font-weight: 300;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}
.ai-card__arrow {
  font-size: 1.2rem;
  color: var(--gold);
  opacity: 0;
  transform: translate(-4px, 4px);
  transition: opacity 0.3s, transform 0.3s;
}
.ai-card:hover .ai-card__arrow {
  opacity: 1;
  transform: translate(0, 0);
}

.physical-ai__footer {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.physical-ai__footer p {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 1.5vw, 1.2rem);
  font-weight: 300;
  font-style: italic;
  color: rgba(255,255,255,0.6);
}
.physical-ai__divider {
  font-size: 1.5rem;
  color: var(--gold);
}

/* ============================================================
   SECTION 5: SPEAKERS
   ============================================================ */
.speakers-section {
  background: var(--off-white);
}

.speakers-preview {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}
.speaker-placeholder {
  flex: 1;
  min-width: 140px;
}
.speaker-placeholder__img {
  aspect-ratio: 3/4;
  background: var(--cream);
  border: 1px solid rgba(201,169,110,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  overflow: hidden;
  position: relative;
}
.speaker-placeholder__avatar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}
.avatar-ring {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 1.5px solid var(--gold);
  position: relative;
}
.avatar-ring::before {
  content: '';
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  background: var(--champagne);
  opacity: 0.3;
}
.speaker-placeholder__avatar span {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--warm-grey);
}
.speaker-placeholder__label {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  color: var(--warm-grey);
  text-align: center;
}

.speakers-cta {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}

/* ============================================================
   SECTION 6: PARTNERS
   ============================================================ */
.partners-section {
  background: var(--cream);
}

.partners-group { margin-bottom: 2.5rem; }
.partners-group__title {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--warm-grey);
  margin-bottom: 1.8rem;
}

.partners-logos {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.partner-logo {
  min-height: 64px;
  padding: 0.8rem 1.8rem;
  background: var(--off-white);
  border: 1px solid rgba(201,169,110,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
  cursor: default;
  filter: grayscale(1);
  opacity: 0.72;
}
.partner-logo:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201,169,110,0.15);
  filter: grayscale(0);
  opacity: 1;
}
.partner-logo span {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--slate-light);
  text-align: center;
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.partners-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,169,110,0.3), transparent);
  margin: 2.5rem 0;
}

.partners-closing {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 300;
  font-style: italic;
  color: var(--warm-grey);
  margin-top: 3rem;
  text-align: center;
}

/* ============================================================
   SECTION 7: CTA / JOIN MRS
   ============================================================ */
.cta-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.cta-section__bg {
  position: absolute;
  inset: 0;
}
.cta-section__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
}
.cta-section__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    140deg,
    rgba(28, 31, 38, 0.88) 0%,
    rgba(28, 31, 38, 0.7) 60%,
    rgba(28, 31, 38, 0.85) 100%
  );
}
.cta-section__content {
  position: relative;
  z-index: 1;
  padding-block: 6rem;
}
.cta-section__tag {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.35em;
  color: var(--gold);
  margin-bottom: 1rem;
}
.cta-section__headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 8.5rem);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 1.5rem;
}
.cta-section__date {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.55);
  margin-bottom: 1.2rem;
}
.cta-section__sub {
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(255,255,255,0.7);
  max-width: 520px;
  margin-bottom: 3rem;
}
.cta-section__buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--slate);
  padding-block: 3rem;
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.footer__brand {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
}
.footer__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: 0.1em;
}
.footer__sub {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.4);
}
.footer__info {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.4);
}
.footer__sep { color: var(--gold); }
.footer__copy {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.28);
  letter-spacing: 0.05em;
}

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
[data-reveal] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s var(--ease-smooth), transform 0.8s var(--ease-smooth);
  transition-delay: var(--delay, 0ms);
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   KEYFRAME ANIMATIONS
   ============================================================ */
@keyframes slideUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50%       { transform: scaleY(0.6); opacity: 0.5; }
}

/* ============================================================
   RESPONSIVE — TABLET  ≤ 1024px
   ============================================================ */
@media (max-width: 1024px) {
  /* Robot Era: stack vertically */
  .robot-era {
    grid-template-columns: 1fr;
    min-height: unset;
  }
  .robot-era__content {
    padding-left:  clamp(1.5rem, 5vw, 3rem);
    padding-right: clamp(1.5rem, 5vw, 3rem);
    padding-block: var(--section-py);
  }
  .robot-era__image { height: 480px; }

  /* Grids: 2-col */
  .ai-grid         { grid-template-columns: repeat(2, 1fr); }
  .experience-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   RESPONSIVE — MOBILE  ≤ 768px
   ============================================================ */
@media (max-width: 768px) {
  :root {
    --section-py: 64px;
    --nav-h:      60px;
  }

  /* ── NAV ── */
  .nav {
    padding-inline: 1.2rem;
  }
  .nav__links  { display: none; }
  .btn--nav    { display: none; }
  .nav__hamburger { display: flex; }
  .nav__logo-full { display: none; } /* hide "MONACO ROBOT SHOW" text, keep mark */

  /* ── HERO ── */
  .hero__content {
    padding-inline: 1.4rem;
    padding-top: calc(var(--nav-h) + 1rem);
  }
  .hero__headline {
    font-size: clamp(3.2rem, 18vw, 5.5rem);
  }
  .hero__subtext { font-size: 0.95rem; }
  .hero__cta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
  }
  .hero__cta .btn { width: 100%; justify-content: center; }

  /* ── SECTION LABELS / HEADLINES ── */
  .section-headline {
    font-size: clamp(2rem, 9vw, 3.2rem);
    margin-bottom: 1rem;
  }
  .section-subtext {
    font-size: 0.9rem;
    margin-bottom: 2.5rem;
  }

  /* ── ROBOT ERA ── */
  .robot-era__content {
    padding-inline: 1.4rem;
    padding-block: var(--section-py);
  }
  .robot-era__image { height: 320px; }

  /* ── STATS ── */
  .stats-row {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
  .stat-divider { display: flex; justify-content: center; }
  .stat-card { padding: 1.6rem; }
  .stat-card__number { font-size: clamp(2rem, 10vw, 3.5rem); }
  .counter-billion { font-size: clamp(1.2rem, 6vw, 2rem); }

  /* ── EXPERIENCE GRID ── */
  .experience-grid {
    grid-template-columns: 1fr;
    gap: 1px;
  }
  .exp-card {
    min-height: 220px;
    padding: 1.8rem 1.4rem 2rem;
  }

  /* ── PHYSICAL AI GRID ── */
  .ai-grid { grid-template-columns: 1fr; }
  .ai-card { padding: 1.8rem 1.4rem; }

  /* ── SPEAKERS ── */
  .speakers-preview {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  .speakers-preview .speaker-placeholder:last-child {
    grid-column: 1 / -1; /* 5th card full width */
  }
  .speakers-cta {
    flex-direction: column;
    gap: 0.8rem;
  }
  .speakers-cta .btn { width: 100%; justify-content: center; }

  /* ── PARTNERS ── */
  .partners-logos {
    gap: 0.7rem;
  }
  .partner-logo {
    height: 52px;
    padding-inline: 1.2rem;
    flex: 1 1 calc(50% - 0.7rem);
    min-width: 120px;
  }

  /* ── PHYSICAL AI FOOTER ── */
  .physical-ai__footer {
    flex-direction: column;
    gap: 0.4rem;
    text-align: center;
  }
  .physical-ai__divider { display: none; }

  /* ── CTA SECTION ── */
  .cta-section__headline {
    font-size: clamp(2.4rem, 13vw, 5rem);
    line-height: 1;
  }
  .cta-section__content { padding-block: 5rem 4rem; }
  .cta-section__buttons {
    flex-direction: column;
    align-items: stretch;
    gap: 0.8rem;
  }
  .cta-section__buttons .btn { justify-content: center; }

  /* ── FOOTER ── */
  .footer { padding-block: 2rem; }
  .footer__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
  }
  .footer__info {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.4rem;
  }
  .footer__brand {
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
  }
}

/* ============================================================
   RESPONSIVE — SMALL MOBILE  ≤ 480px
   ============================================================ */
@media (max-width: 480px) {
  :root { --section-py: 52px; }

  /* Hero */
  .hero__headline { font-size: clamp(2.8rem, 20vw, 4rem); }
  .hero__cta .btn { font-size: 0.72rem; padding: 0.85rem 1.6rem; }

  /* Robot era */
  .robot-era__content { padding-inline: 1rem; }
  .robot-era__image   { height: 260px; }

  /* Stats */
  .stats-row { gap: 0.8rem; }
  .stat-card { padding: 1.2rem; }

  /* Sections inline padding */
  .container { width: 92%; }

  /* Experience */
  .exp-card { min-height: 190px; padding: 1.5rem 1.2rem 1.7rem; }

  /* Partners */
  .partner-logo { height: 46px; flex: 1 1 100%; }

  /* Speakers grid: 1 col */
  .speakers-preview { grid-template-columns: 1fr; }
  .speakers-preview .speaker-placeholder:last-child { grid-column: auto; }

  /* CTA buttons */
  .btn--lg { padding: 0.9rem 1.6rem; font-size: 0.76rem; }
}

/* ============================================================
   STAT CARDS — faceted-corner, horizontal-split design
   ============================================================ */
.stat-card--future::before { content: none; } /* kill legacy gold top-bar pseudo-element */

.stat-card--future {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.1rem;
  min-width: 0;
  width: 100%;
  padding: 2rem 2.2rem 2.2rem;
  background: linear-gradient(135deg, rgba(255,255,255,0.8), rgba(245,240,232,0.45));
  border: 1px solid rgba(201,169,110,0.28);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  overflow: visible;
  transition: border-color 0.35s, box-shadow 0.35s, transform 0.35s;
}
.stat-card--future:hover {
  border-color: rgba(201,169,110,0.6);
  box-shadow: 0 22px 50px rgba(201,169,110,0.18);
  transform: translateY(-3px);
}
.stat-card--glow {
  background: linear-gradient(135deg, rgba(26,28,34,0.98), rgba(44,47,57,0.92));
  border-color: rgba(201,169,110,0.32);
}
.stat-card--glow:hover {
  border-color: rgba(232,201,138,0.65);
  box-shadow: 0 22px 50px rgba(0,0,0,0.4);
}

.stat-card__mark {
  position: absolute;
  top: 12px;
  left: 12px;
  width: 7px;
  height: 7px;
  background: var(--gold);
  transform: rotate(45deg);
}

.stat-card__primary { flex: 0 0 auto; width: 100%; }
.stat-card__divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(201,169,110,0.5), transparent);
}
.stat-card__secondary { flex: 1; min-width: 0; width: 100%; }

.stat-card__year {
  font-family: 'Space Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  margin-bottom: 0.7rem;
  white-space: nowrap;
}

.stat-card__number-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.15em;
  line-height: 1;
}

.stat-card__tilde {
  font-family: 'Space Mono', monospace;
  font-size: clamp(0.7rem, calc(1.3vw - 0.15rem), 1.4rem);
  color: var(--warm-grey);
}

.stat-card__number {
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: clamp(0.9rem, calc(2vw - 0.42rem), 2.2rem);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  font-feature-settings: 'tnum';
  white-space: nowrap;
  background: linear-gradient(135deg, var(--slate) 15%, var(--gold) 130%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-card--glow .stat-card__number {
  background: linear-gradient(135deg, var(--gold-light) 10%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-card__billion-sup {
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: clamp(0.6rem, calc(1.1vw - 0.2rem), 1.1rem);
  color: var(--gold);
  align-self: flex-start;
  padding-top: 0.2em;
}

.stat-card__unit {
  font-family: 'Space Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.25em;
  color: var(--warm-grey);
  margin-bottom: 0.5rem;
}
.stat-card--glow .stat-card__unit { color: rgba(255,255,255,0.5); }

.stat-card__label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--slate);
  margin-bottom: 0.6rem;
}
.stat-card--glow .stat-card__label { color: rgba(255,255,255,0.85); }

.stat-card__credit {
  font-size: 0.72rem;
  font-style: italic;
  color: var(--warm-grey);
  margin-bottom: 0.8rem;
}
.stat-card--glow .stat-card__credit { color: rgba(255,255,255,0.4); }

.stat-card__bar {
  height: 2px;
  max-width: 240px;
  background: rgba(0,0,0,0.08);
  border-radius: 2px;
  overflow: hidden;
}
.stat-card--glow .stat-card__bar { background: rgba(255,255,255,0.12); }
.stat-card__bar-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  transition: width 1.5s cubic-bezier(0.25,0.46,0.45,0.94) 0.5s;
}
.stat-card.revealed .stat-card__bar-fill { width: var(--fill); }

@media (max-width: 640px) {
  .stat-card--future { padding: 1.8rem 1.5rem 2rem; }
  .stat-card__bar { max-width: none; }
}

/* ============================================================
   SECTION 4: PHYSICAL AI — video bg, no grid
   ============================================================ */
.physical-ai {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-block: var(--section-py);
}
.physical-ai__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.physical-ai__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.physical-ai__bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(28,31,38,0.88) 0%, rgba(28,31,38,0.6) 45%, rgba(28,31,38,0.4) 100%);
}
.physical-ai__content {
  position: relative;
  z-index: 1;
}
.physical-ai__sub {
  font-size: clamp(1rem, 1.6vw, 1.3rem);
  font-weight: 300;
  line-height: 1.9;
  color: rgba(255,255,255,0.65);
  max-width: 520px;
  margin-bottom: 2.5rem;
}

/* ============================================================
   SECTION 5: SPEAKERS — elegant coming-soon cards
   ============================================================ */
.speakers-section {
  background: var(--cream);
}
.speakers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
  max-width: 780px;
}
@media (max-width: 640px) { .speakers-grid { grid-template-columns: 1fr; max-width: 320px; } }

.speaker-card {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.speaker-card__photo {
  aspect-ratio: 3/4;
  position: relative;
  overflow: hidden;
  background: var(--off-white);
  border: 1px solid rgba(201,169,110,0.2);
}
.speaker-card__photo--empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}
.speaker-card__silhouette {
  width: 60px;
  height: 68px;
  color: rgba(201,169,110,0.35);
}
.speaker-card__coming {
  font-family: var(--font-display);
  font-size: 0.55rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: rgba(140,136,128,0.6);
  text-align: center;
  line-height: 1.6;
}
.speaker-card__role {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--warm-grey);
  text-align: center;
  text-transform: uppercase;
}

/* ============================================================
   SECTION 6: ROBOTS
   ============================================================ */
.robots-section {
  background: var(--off-white);
}
.robots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(201,169,110,0.12);
  margin-bottom: 2.5rem;
}
@media (max-width: 900px)  { .robots-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px)  { .robots-grid { grid-template-columns: 1fr; } }

.robot-card {
  position: relative;
  background: var(--off-white);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: transform 0.35s var(--ease-smooth), box-shadow 0.35s;
  text-decoration: none;
  color: var(--slate);
}
.robot-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.14);
  z-index: 2;
}

.robot-card__img-wrap {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--cream);
}
.robot-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.6s var(--ease-smooth);
}
.robot-card:hover .robot-card__img-wrap img {
  transform: scale(1.06);
}
.robot-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(28,31,38,0.7) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.35s;
}
.robot-card:hover .robot-card__overlay { opacity: 1; }

.robot-card__flag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: 1.4rem;
  line-height: 1;
  filter: drop-shadow(0 1px 4px rgba(0,0,0,0.3));
}
.robot-card__price-badge {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--slate);
  background: var(--gold-light);
  padding: 0.3rem 0.8rem;
  border-radius: 1px;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.35s, transform 0.35s;
}
.robot-card:hover .robot-card__price-badge {
  opacity: 1;
  transform: translateY(0);
}

.robot-card__info {
  padding: 1.4rem 1.6rem 1.8rem;
  border-top: 1px solid rgba(201,169,110,0.15);
  position: relative;
}
.robot-card__info::after {
  content: '↗';
  position: absolute;
  top: 1.4rem;
  right: 1.6rem;
  font-size: 1rem;
  color: var(--gold);
  opacity: 0;
  transition: opacity 0.3s, transform 0.3s;
  transform: translate(-4px, 4px);
}
.robot-card:hover .robot-card__info::after {
  opacity: 1;
  transform: translate(0, 0);
}
.robot-card__company {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  color: var(--gold);
  margin-bottom: 0.3rem;
  text-transform: uppercase;
}
.robot-card__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--slate);
  letter-spacing: -0.01em;
  margin-bottom: 0.3rem;
}
.robot-card__category {
  font-size: 0.75rem;
  color: var(--warm-grey);
  font-weight: 300;
}
.robot-card__img-wrap--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--slate) 0%, var(--slate-mid) 100%);
}
.robot-card__placeholder-mark {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.16);
}

.robots-closing {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--warm-grey);
  text-align: center;
}

/* ============================================================
   SECTION 8: CTA — Gallery mosaic
   ============================================================ */
.cta-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* Gallery mosaic grid */
.cta-gallery {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 3px;
}
.cta-gallery__img {
  overflow: hidden;
}
.cta-gallery__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.75) saturate(0.9);
  transition: transform 12s ease;
}
.cta-gallery.zoomed .cta-gallery__img img { transform: scale(1.1); }
.cta-gallery__img--1 { grid-row: 1 / 3; }  /* tall left */
.cta-gallery__img--2 { grid-column: 2; grid-row: 1; }
.cta-gallery__img--3 { grid-column: 3; grid-row: 1; }
.cta-gallery__img--4 { grid-column: 2; grid-row: 2; }
.cta-gallery__img--5 { grid-column: 3; grid-row: 2; }

.cta-gallery__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    140deg,
    rgba(28,31,38,0.85) 0%,
    rgba(28,31,38,0.6) 55%,
    rgba(28,31,38,0.8) 100%
  );
  z-index: 1;
}

.cta-section__content {
  position: relative;
  z-index: 2;
  padding-block: 6rem;
}


/* ============================================================
   BACKGROUND MUSIC TOGGLE
   ============================================================ */
.audio-toggle {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 90;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid rgba(201,169,110,0.35);
  background: rgba(28,31,38,0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--gold-light);
  padding: 0;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.audio-toggle:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(201,169,110,0.25);
}
.audio-toggle__icon {
  width: 20px;
  height: 20px;
  position: relative;
  z-index: 1;
}
.audio-toggle__icon--on { display: none; }
.audio-toggle__icon--off { display: block; }
.audio-toggle.playing .audio-toggle__icon--on { display: block; }
.audio-toggle.playing .audio-toggle__icon--off { display: none; }

.audio-toggle__bars {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  pointer-events: none;
}
.audio-toggle__bars span {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(201,169,110,0.45);
  opacity: 0;
}
.audio-toggle.playing .audio-toggle__bars span {
  animation: audioPulse 2.4s ease-out infinite;
}
.audio-toggle.playing .audio-toggle__bars span:nth-child(2) { animation-delay: 0.8s; }
.audio-toggle.playing .audio-toggle__bars span:nth-child(3) { animation-delay: 1.6s; }
@keyframes audioPulse {
  0%   { transform: scale(1); opacity: 0.55; }
  100% { transform: scale(1.7); opacity: 0; }
}

@media (max-width: 768px) {
  .audio-toggle {
    bottom: 1.2rem;
    right: 1.2rem;
    width: 46px;
    height: 46px;
  }
  .audio-toggle__icon { width: 18px; height: 18px; }
}