/* ════════════════════════════════════════════════
   MZ LIMITED — PRIVATE CONCIERGE
   Premium Static Site · 2026
   
   Design System: British Classic × Modern Precision
   Inspired by: Mad Men editorial, Meissner & Partners
   ════════════════════════════════════════════════ */

/* ── CSS Custom Properties ─────────────────────── */

:root {
  /* Palette */
  --color-navy:        #0a0f1a;
  --color-navy-light:  #111827;
  --color-navy-mid:    #1a2332;
  --color-gold:        #c9a961;
  --color-gold-muted:  #b89a4f;
  --color-gold-pale:   rgba(201, 169, 97, 0.12);
  --color-cream:       #f8f4ec;
  --color-cream-dark:  #efe9dd;
  --color-charcoal:    #2a2a2a;
  --color-text-light:  #d4cfc4;
  --color-text-muted:  #8a8578;
  --color-border-dark: rgba(201, 169, 97, 0.2);
  --color-border-light:rgba(42, 42, 42, 0.1);

  /* Typography */
  --font-serif:     'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans:      'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-editorial: 'Cormorant Garamond', Georgia, serif;

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  6rem;
  --space-2xl: 10rem;

  /* Layout */
  --container-max: 1280px;
  --container-pad: clamp(1.5rem, 4vw, 4rem);

  /* Animation */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quad: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration-base: 0.6s;
  --duration-slow: 1s;
  --duration-fast: 0.3s;
}


/* ── Reset & Base ──────────────────────────────── */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: clamp(0.9375rem, 0.85rem + 0.25vw, 1.0625rem);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-charcoal);
  background-color: var(--color-cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection {
  background-color: var(--color-gold);
  color: var(--color-navy);
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

input, textarea {
  font-family: inherit;
  font-size: inherit;
}


/* ── Container ─────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}


/* ── Real Images ────────────────────────────────── */

.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.section-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.section-visual .section-img {
  aspect-ratio: 3/4;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.section-visual:hover .section-img {
  transform: scale(1.03);
}

.service-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 16/10;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.expertise-card:hover .service-img {
  transform: scale(1.04);
}

.portrait-img {
  aspect-ratio: 3/4;
  object-position: center top;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.about-visual:hover .portrait-img {
  transform: scale(1.02);
}

.divider-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}


/* ══════════════════════════════════════════════════
   HEADER
   ══════════════════════════════════════════════════ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: var(--space-sm) 0;
  transition:
    background-color var(--duration-fast) var(--ease-out-quad),
    padding var(--duration-fast) var(--ease-out-quad),
    backdrop-filter var(--duration-fast) var(--ease-out-quad);
}

.site-header.scrolled {
  background-color: rgba(10, 15, 26, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.6rem 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* Logo */
.logo {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  text-decoration: none;
  z-index: 1001;
}

.logo-mark {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 1.3rem + 0.5vw, 1.875rem);
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.02em;
  line-height: 1;
}

.logo-text {
  font-family: var(--font-sans);
  font-size: clamp(0.75rem, 0.65rem + 0.3vw, 0.875rem);
  font-weight: 300;
  color: var(--color-text-light);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  line-height: 1;
}

/* Navigation */
.main-nav {
  display: none;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 2vw, 2.5rem);
}

.nav-list a {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--color-text-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
  padding-block: 0.25rem;
  transition: color var(--duration-fast) var(--ease-out-quad);
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-gold);
  transition: width var(--duration-base) var(--ease-out-expo);
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--color-gold);
}

.nav-list a:hover::after,
.nav-list a.active::after {
  width: 100%;
}

.nav-cta {
  color: var(--color-gold) !important;
  border: 1px solid var(--color-border-dark);
  padding: 0.4rem 1.2rem !important;
  transition:
    background-color var(--duration-fast) var(--ease-out-quad),
    color var(--duration-fast) var(--ease-out-quad) !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background-color: var(--color-gold);
  color: var(--color-navy) !important;
}

/* Hamburger */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}

.menu-bar {
  display: block;
  width: 26px;
  height: 1.5px;
  background-color: var(--color-text-light);
  transition:
    transform var(--duration-fast) var(--ease-out-expo),
    opacity var(--duration-fast) var(--ease-out-quad);
  transform-origin: center;
}

.menu-toggle.active .menu-bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.menu-toggle.active .menu-bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active .menu-bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile menu overlay */
.main-nav.mobile-open {
  display: flex;
  position: fixed;
  inset: 0;
  background-color: var(--color-navy);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  animation: fadeIn var(--duration-fast) var(--ease-out-expo);
}

/* Fix: backdrop-filter on .scrolled header creates a containing block
   for fixed children, trapping the mobile nav inside the header bar.
   Remove it when the mobile menu is open. */
.site-header:has(.mobile-open) {
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  background-color: transparent !important;
}

.main-nav.mobile-open .nav-list {
  flex-direction: column;
  gap: var(--space-md);
}

.main-nav.mobile-open .nav-list a {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  letter-spacing: 0.12em;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Desktop nav */
@media (min-width: 960px) {
  .main-nav {
    display: block;
  }
  .menu-toggle {
    display: none;
  }
}


/* ══════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════ */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg,
      rgba(10, 15, 26, 0.3) 0%,
      rgba(10, 15, 26, 0.15) 40%,
      rgba(10, 15, 26, 0.6) 70%,
      rgba(10, 15, 26, 0.92) 100%
    );
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: var(--space-2xl) var(--container-pad) var(--space-xl);
  max-width: var(--container-max);
  margin-inline: auto;
  width: 100%;
}

.hero-eyebrow {
  font-family: var(--font-sans);
  font-size: clamp(0.6875rem, 0.6rem + 0.2vw, 0.8125rem);
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
  opacity: 0;
  transform: translateY(20px);
  animation: heroReveal 0.8s var(--ease-out-expo) 0.3s forwards;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 2rem + 5vw, 3rem);
  font-weight: 400;
  line-height: 1.05;
  color: #fff;
  margin-bottom: var(--space-md);
}

.title-line {
  display: block;
  opacity: 0;
  transform: translateY(40px);
}

.title-line:nth-child(1) {
  animation: heroReveal 1s var(--ease-out-expo) 0.5s forwards;
}

.title-line:nth-child(2) {
  animation: heroReveal 1s var(--ease-out-expo) 0.7s forwards;
  color: var(--color-gold);
}

.title-line:nth-child(3) {
  animation: heroReveal 1s var(--ease-out-expo) 0.9s forwards;
}

.hero-subtitle {
  font-family: var(--font-sans);
  font-size: clamp(0.9375rem, 0.8rem + 0.3vw, 1.125rem);
  font-weight: 300;
  line-height: 1.8;
  color: var(--color-text-muted);
  max-width: 38rem;
  opacity: 0;
  transform: translateY(20px);
  animation: heroReveal 0.8s var(--ease-out-expo) 1.2s forwards;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: var(--space-lg);
  right: var(--container-pad);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  opacity: 0;
  animation: heroReveal 0.8s var(--ease-out-expo) 1.5s forwards;
}

.scroll-line {
  display: block;
  width: 1px;
  height: 50px;
  background: linear-gradient(180deg, var(--color-gold) 0%, transparent 100%);
  animation: scrollPulse 2s var(--ease-out-quad) infinite;
}

.scroll-text {
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  writing-mode: vertical-lr;
}

@keyframes heroReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50%      { opacity: 0.4; transform: scaleY(0.6); }
}


/* ══════════════════════════════════════════════════
   SECTIONS — SHARED
   ══════════════════════════════════════════════════ */

.section {
  padding: var(--space-2xl) 0;
}

.section-light {
  background-color: var(--color-cream);
  color: var(--color-charcoal);
}

.section-dark {
  background-color: var(--color-navy);
  color: var(--color-text-light);
}

.section-number {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
  opacity: 0.5;
}

.section-dark .section-number {
  color: var(--color-gold-muted);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 1.5rem + 2vw, 3.5rem);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: var(--space-sm);
}

.gold-rule {
  width: 60px;
  height: 1px;
  background-color: var(--color-gold);
  margin-bottom: var(--space-md);
  transform-origin: left;
}

.section-intro {
  font-size: clamp(1rem, 0.9rem + 0.3vw, 1.125rem);
  line-height: 1.8;
  max-width: 48rem;
  margin-bottom: var(--space-lg);
}

.section-header {
  margin-bottom: var(--space-lg);
}

.section-grid {
  display: grid;
  gap: var(--space-lg);
}

.section-content p {
  margin-bottom: var(--space-sm);
  line-height: 1.8;
}

.section-content p:last-child {
  margin-bottom: 0;
}


/* ══════════════════════════════════════════════════
   PHILOSOPHY
   ══════════════════════════════════════════════════ */

.editorial-quote {
  font-family: var(--font-editorial);
  font-size: clamp(1.25rem, 1rem + 0.8vw, 1.75rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-charcoal);
  border-left: 2px solid var(--color-gold);
  padding-left: var(--space-md);
  margin-bottom: var(--space-md);
}

.philosophy-grid .section-visual {
  overflow: hidden;
}

@media (min-width: 768px) {
  .philosophy-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }
}


/* ══════════════════════════════════════════════════
   COLLABORATION
   ══════════════════════════════════════════════════ */

.collab-grid {
  display: grid;
  gap: var(--space-md);
}

.collab-card {
  padding: var(--space-md) var(--space-md) var(--space-md) var(--space-lg);
  border-left: 1px solid var(--color-border-dark);
  position: relative;
  transition: border-color var(--duration-fast) var(--ease-out-quad);
}

.collab-card:hover {
  border-left-color: var(--color-gold);
}

.collab-number {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 1.5rem + 1.5vw, 3rem);
  font-weight: 400;
  color: var(--color-gold);
  opacity: 0.4;
  position: absolute;
  left: var(--space-sm);
  top: var(--space-sm);
  line-height: 1;
}

.collab-title {
  font-family: var(--font-serif);
  font-size: clamp(1.125rem, 1rem + 0.3vw, 1.375rem);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.collab-card p {
  font-size: 0.9375rem;
  line-height: 1.7;
  opacity: 0.85;
}

@media (min-width: 768px) {
  .collab-grid {
    grid-template-columns: 1fr 1fr;
  }
}


/* ══════════════════════════════════════════════════
   EXPERTISE / SERVICES
   ══════════════════════════════════════════════════ */

.expertise-grid {
  display: grid;
  gap: var(--space-lg);
}

.expertise-card {
  display: grid;
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: border-color var(--duration-fast) var(--ease-out-quad);
}

.expertise-card:hover {
  border-color: var(--color-gold-muted);
}

.expertise-card-visual {
  overflow: hidden;
}

.expertise-card-content {
  padding: var(--space-md);
}

.expertise-card-title {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 1rem + 0.5vw, 1.5rem);
  font-weight: 500;
  margin-bottom: var(--space-sm);
  color: var(--color-charcoal);
}

.expertise-list {
  list-style: none;
}

.expertise-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.6rem;
  font-size: 0.9375rem;
  line-height: 1.65;
}

.expertise-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 1px;
  background-color: var(--color-gold);
}

@media (min-width: 640px) {
  .expertise-card {
    grid-template-columns: 0.4fr 0.6fr;
  }
}

@media (min-width: 960px) {
  .expertise-grid {
    gap: var(--space-md);
  }
}


/* ══════════════════════════════════════════════════
   EXPERIENCE
   ══════════════════════════════════════════════════ */

.experience-grid {
  gap: var(--space-lg);
}

.experience-list-wrap {
  display: grid;
  gap: var(--space-md);
}

.experience-category {
  min-width: 0;
}

.experience-category--media {
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border-dark);
}

.experience-cat-title {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.experience-names li {
  font-size: 0.9375rem;
  line-height: 2;
  opacity: 0.8;
  padding-left: 1rem;
  position: relative;
}

.experience-names li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-gold-muted);
  opacity: 0.5;
}

@media (min-width: 768px) {
  .experience-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .experience-list-wrap {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .experience-category--clubs {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .experience-category--business {
    grid-column: 2;
    grid-row: 1;
  }

  .experience-category--media {
    grid-column: 2;
    grid-row: 2;
  }
}

@media (min-width: 960px) {
  .experience-list-wrap {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }
}


/* ══════════════════════════════════════════════════
   ABOUT
   ══════════════════════════════════════════════════ */

.about-grid {
  gap: var(--space-lg);
}

.about-visual {
  overflow: hidden;
}

.about-role {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold-muted);
  margin-bottom: var(--space-md) !important;
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: 0.45fr 0.55fr;
    align-items: start;
  }
}


/* ══════════════════════════════════════════════════
   EDITORIAL DIVIDER
   ══════════════════════════════════════════════════ */

.editorial-divider {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.editorial-divider-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.editorial-divider-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(10, 15, 26, 0.78);
}

.editorial-divider-content {
  position: relative;
  z-index: 1;
  max-width: 52rem;
  padding: var(--space-xl) var(--container-pad);
  text-align: center;
}

.editorial-divider-quote {
  font-family: var(--font-editorial);
  font-size: clamp(1.5rem, 1rem + 1.5vw, 2.5rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.5;
  color: #fff;
}

.editorial-divider-quote p::before {
  content: none;
}


/* ══════════════════════════════════════════════════
   CONTACT
   ══════════════════════════════════════════════════ */

.contact-grid {
  gap: var(--space-lg);
}

.contact-details {
  margin-top: var(--space-md);
  display: grid;
  gap: var(--space-sm);
}

.contact-item {
  margin-bottom: 0;
}

.contact-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold-muted);
  margin-bottom: 0.2rem;
}

.contact-value {
  font-size: 1rem;
  color: var(--color-text-light);
  transition: color var(--duration-fast) var(--ease-out-quad);
}

a.contact-value:hover {
  color: var(--color-gold);
}

.contact-socials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.25rem;
}

.contact-social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 11rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-light);
  transition:
    color var(--duration-fast) var(--ease-out-quad),
    border-color var(--duration-fast) var(--ease-out-quad),
    background-color var(--duration-fast) var(--ease-out-quad),
    transform var(--duration-fast) var(--ease-out-quad);
}

.contact-social-link:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
  background-color: var(--color-gold-pale);
  transform: translateY(-1px);
}

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
}

.social-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.social-name {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border-dark);
  padding: 0.75rem 0;
  color: var(--color-text-light);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-out-quad);
}

.form-group input:focus,
.form-group textarea:focus {
  border-bottom-color: var(--color-gold);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

/* Consent checkbox */
.form-consent {
  flex-direction: row;
}

.consent-label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 0.8125rem !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
  color: var(--color-text-muted) !important;
  line-height: 1.5;
}

.consent-label input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.consent-check {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border: 1px solid var(--color-border-dark);
  margin-top: 2px;
  position: relative;
  transition: border-color var(--duration-fast) var(--ease-out-quad);
}

.consent-label input:checked + .consent-check {
  border-color: var(--color-gold);
  background-color: var(--color-gold-pale);
}

.consent-label input:checked + .consent-check::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 5px;
  width: 5px;
  height: 9px;
  border: solid var(--color-gold);
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg);
}

.consent-text a {
  color: var(--color-gold-muted);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Submit button */
.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border-dark);
  align-self: flex-start;
  transition:
    border-color var(--duration-fast) var(--ease-out-quad),
    gap var(--duration-fast) var(--ease-out-expo);
}

.btn-submit:hover {
  border-bottom-color: var(--color-gold);
  gap: 1.5rem;
}

.btn-arrow {
  font-size: 1.25rem;
  line-height: 1;
  transition: transform var(--duration-fast) var(--ease-out-expo);
}

.btn-submit:hover .btn-arrow {
  transform: translateX(4px);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}


/* ══════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════ */

.site-footer {
  background-color: var(--color-navy);
  border-top: 1px solid var(--color-border-dark);
  padding: var(--space-md) 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: center;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
}

.footer-brand .logo-mark {
  font-size: 1.25rem;
}

.footer-brand .logo-text {
  font-size: 0.6875rem;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}

.footer-links a {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  transition: color var(--duration-fast) var(--ease-out-quad);
}

.footer-links a:hover {
  color: var(--color-gold);
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}


/* ══════════════════════════════════════════════════
   SCROLL REVEAL ANIMATIONS
   ══════════════════════════════════════════════════ */

[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity var(--duration-slow) var(--ease-out-expo),
    transform var(--duration-slow) var(--ease-out-expo);
}

[data-reveal="delay"] {
  transition-delay: 0.2s;
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

.gold-rule {
  transform: scaleX(0);
  transition: transform var(--duration-slow) var(--ease-out-expo) 0.3s;
}

.revealed .gold-rule,
[data-reveal].revealed ~ .gold-rule,
[data-reveal].revealed .gold-rule {
  transform: scaleX(1);
}

/* Ensure gold-rules inside revealed parents also animate */
[data-reveal].revealed .gold-rule {
  transform: scaleX(1);
}


/* ══════════════════════════════════════════════════
   RESPONSIVE REFINEMENTS
   ══════════════════════════════════════════════════ */

@media (max-width: 639px) {
  .hero-scroll-indicator {
    display: none;
  }

  .section {
    padding: var(--space-xl) 0;
  }

  .collab-card {
    padding-left: var(--space-md);
  }

  .collab-number {
    position: static;
    margin-bottom: var(--space-xs);
  }
}

@media (min-width: 1200px) {
  .section {
    padding: var(--space-2xl) 0 calc(var(--space-2xl) * 0.8);
  }
}


/* ══════════════════════════════════════════════════
   PRINT STYLES
   ══════════════════════════════════════════════════ */

@media print {
  .site-header,
  .hero-scroll-indicator,
  .menu-toggle {
    display: none !important;
  }

  .hero {
    min-height: auto;
    page-break-after: always;
  }

  .section {
    padding: 2rem 0;
  }

  body {
    color: #000;
    background: #fff;
  }
}