/* ============================================================
   HUMAN STUDIOS — styles.css
   Art Tech Foundry Edition
   Editorial black & white + marine blue + grain
   ============================================================ */

/* ── FONTS & RESET ────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Instrument+Serif:ital@0;1&family=Inter:wght@300;400;500;600&display=swap');

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

:root {
  --white:        #ffffff;
  --off-white:    #F4F2EE;
  --parchment:    #EDE9E1;
  --black:        #0E0E0C;
  --ink:          #1A1A18;
  --gray-1:       #EBEBЕ8;
  --gray-2:       #D6D3CC;
  --gray-3:       #888884;
  --gray-4:       #555552;
  --blue:         #1B4FD8;
  --blue-dark:    #1440B8;
  --blue-light:   #EBF0FD;
  --font-sans:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif:   'DM Serif Display', 'Instrument Serif', Georgia, serif;
  --radius-sm:    6px;
  --radius-md:    10px;
  --radius-lg:    16px;
  --radius-pill:  999px;
  --max-w:        1160px;
  --transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--off-white);
  color: var(--black);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Grain overlay on entire page */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 180px 180px;
  opacity: 0.032;
  mix-blend-mode: multiply;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 40px;
}

/* ── TYPOGRAPHY ───────────────────────────────────────────── */
h1, h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: -0.025em;
}

h1 em, h2 em {
  font-style: italic;
  font-family: var(--font-serif);
  color: var(--blue);
}

h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  line-height: 1.3;
}

p { line-height: 1.75; color: var(--gray-4); }

.eyebrow {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-3);
  margin-bottom: 14px;
}
.eyebrow--light { color: rgba(255,255,255,0.5); }

/* ── BUTTONS ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 13px 24px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.btn--pill { border-radius: var(--radius-pill); }

.btn--dark {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}
.btn--dark:hover { background: var(--ink); border-color: var(--ink); }

.btn--blue {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn--blue:hover { background: var(--blue-dark); border-color: var(--blue-dark); }

.btn--white {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}
.btn--white:hover { background: var(--off-white); color: var(--black); }

.btn--outline {
  background: transparent;
  color: var(--black);
  border-color: var(--gray-2);
}
.btn--outline:hover { background: var(--black); color: var(--white); border-color: var(--black); }

.btn--outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.35);
}
.btn--outline-white:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.6); }

.btn__arrow {
  font-size: 0.9rem;
  transition: transform var(--transition);
}
.btn:hover .btn__arrow { transform: translate(2px, -2px); }

/* ── REVEAL ANIMATIONS ────────────────────────────────────── */
.reveal { opacity: 1; transform: none; }

.pillars > .reveal,
.values__grid > .reveal,
.tiers > .reveal,
.stats-row > .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.pillars > .reveal.visible,
.values__grid > .reveal.visible,
.tiers > .reveal.visible,
.stats-row > .reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── NAVIGATION ───────────────────────────────────────────── */
.nav-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 40px;
  transition: background var(--transition), box-shadow var(--transition);
}
.nav-wrapper.scrolled {
  background: rgba(244, 242, 238, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--gray-2);
}

.nav {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(244, 242, 238, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--gray-2);
  border-radius: var(--radius-pill);
  padding: 8px 12px 8px 20px;
  gap: 24px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--black);
  flex-shrink: 0;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--gray-4);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  transition: all var(--transition);
}
.nav__link:hover, .nav__link.active {
  background: var(--black);
  color: var(--white);
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  border-radius: 2px;
}

/* ── HERO ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  padding-top: 140px;
  padding-bottom: 80px;
  overflow: hidden;
  background: var(--off-white);
}

/* No soft gradient — clean parchment with a single dark ink rule at bottom */
.hero__bg-gradient {
  display: none;
}

/* Thin horizontal rule decorating the hero base */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 40px;
  right: 40px;
  height: 1px;
  background: var(--gray-2);
}

.hero__inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero__headline {
  font-size: clamp(3.2rem, 7vw, 6rem);
  margin-bottom: 24px;
  max-width: 14ch;
  margin-left: auto;
  margin-right: auto;
  color: var(--black);
}

.hero__sub {
  font-size: 1.05rem;
  color: var(--gray-4);
  max-width: 52ch;
  margin: 0 auto 40px;
  line-height: 1.75;
}

.hero__cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.avatar-stack {
  display: flex;
  align-items: center;
}
.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2.5px solid var(--off-white);
  margin-left: -10px;
  overflow: hidden;
  flex-shrink: 0;
}
.avatar:first-child { margin-left: 0; }
.avatar--placeholder {
  background: var(--blue);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  object-fit: unset;
}

.hero__social-proof {
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero__proof-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.stars { color: var(--blue); font-size: 0.85rem; letter-spacing: 1px; }
.hero__proof-text span:last-child { font-size: 0.8rem; color: var(--gray-3); font-weight: 500; }

/* Hero image trio */
.hero__images {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 12px;
  margin-top: 64px;
}

.hero__img-card {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--gray-2);
  border: 1px solid var(--gray-2);
}
.hero__img-card--tall { aspect-ratio: 4/3; }
.hero__img-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
  /* Desaturate images for editorial mono feel */
  filter: grayscale(30%) contrast(1.05);
}
.hero__img-card:hover img {
  transform: scale(1.04);
  filter: grayscale(0%) contrast(1);
}

.hero__img-label {
  position: absolute;
  bottom: 12px;
  left: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border: 1px solid var(--gray-2);
}

.tag {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-light);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

/* ── MARQUEE ──────────────────────────────────────────────── */
.marquee-wrapper {
  border-top: 1px solid var(--gray-2);
  border-bottom: 1px solid var(--gray-2);
  background: var(--black);
  overflow: hidden;
  padding: 16px 0;
}

.marquee { overflow: hidden; }

.marquee__track {
  display: flex;
  align-items: center;
  gap: 32px;
  width: max-content;
  animation: marquee 32s linear infinite;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}

.marquee__dot { color: var(--blue); font-size: 0.55rem; }

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── SECTIONS ─────────────────────────────────────────────── */
.section {
  padding: 140px 0;
}

.section + .section {
  padding-top: 140px;
}

.section__heading-wrap {
  margin-bottom: 72px;
}

.section__headline {
  font-size: clamp(2.4rem, 4.5vw, 4rem);
  max-width: 18ch;
  margin-bottom: 20px;
  color: var(--black);
}

.section__sub {
  font-size: 1rem;
  color: var(--gray-4);
  max-width: 52ch;
  line-height: 1.75;
}

/* ── ABOUT ────────────────────────────────────────────────── */
.about { background: var(--off-white); }

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--gray-2);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 80px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 40px 32px;
  background: var(--white);
  border-right: 1px solid var(--gray-2);
}
.stat:last-child { border-right: none; }

.stat__number {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  line-height: 1;
  color: var(--black);
}

.stat__label {
  font-size: 0.83rem;
  color: var(--gray-3);
  font-weight: 400;
  letter-spacing: 0.01em;
}

.about__split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 64px;
}

.about__text {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.about__subhead {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--black);
  margin-bottom: 8px;
}

.about__photo-wrap { position: relative; }

.about__photo {
  border-radius: var(--radius-md);
  aspect-ratio: 4/3;
  object-fit: cover;
  width: 100%;
  height: auto;
  /* Slight desaturation for editorial feel */
  filter: grayscale(15%) contrast(1.05);
}

.about__photo-caption {
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--gray-3);
  text-align: center;
}

.about__photo-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(255,255,255,0.95);
  border-radius: var(--radius-sm);
  padding: 7px 14px;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--black);
  border: 1px solid var(--gray-2);
  letter-spacing: 0.01em;
}

.for-card {
  background: var(--black);
  border: 1px solid var(--ink);
  border-radius: var(--radius-md);
  padding: 56px 64px;
}

.for-card .eyebrow { color: rgba(255,255,255,0.4); }

.for-card__quote {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.45;
  color: var(--white);
  max-width: 70ch;
  border: none;
}

/* ── WORK / PILLARS ───────────────────────────────────────── */
.work { background: var(--parchment); }

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.pillar {
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--gray-2);
  transition: transform var(--transition), box-shadow var(--transition);
}
.pillar:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.1);
}

.pillar--dark   { background: var(--black); border-color: var(--black); }
.pillar--blue   { background: var(--blue);  border-color: var(--blue); }
.pillar--light  { background: var(--white); }

.pillar__img-wrap {
  width: 100%;
  height: 240px;
  aspect-ratio: unset;
  overflow: hidden;
  flex-shrink: 0;
}
.pillar__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
  filter: grayscale(20%) contrast(1.05);
}
.pillar:hover .pillar__img {
  transform: scale(1.04);
  filter: grayscale(0%) contrast(1);
}

.pillar__body {
  padding: 48px 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.pillar__title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.2;
  color: var(--black);
}
.pillar__title--light { color: var(--white); }

.pillar__desc { font-size: 0.9rem; line-height: 1.7; color: var(--gray-4); flex: 1; }
.pillar__desc--light { color: rgba(255,255,255,0.7); }

.pillar__cta { margin-top: 8px; align-self: flex-start; }

/* Tag overrides on dark/blue cards */
.pillar--dark .tag,
.pillar--blue .tag {
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.85);
}

/* ── VALUES ───────────────────────────────────────────────── */
.values { background: var(--black); }

/* Override heading colors inside dark section */
.values .section__headline { color: var(--white); }
.values .section__sub { color: rgba(255,255,255,0.55); }
.values .eyebrow { color: rgba(255,255,255,0.4); }

.values__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.value-card {
  background: var(--ink);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  padding: 52px 36px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform var(--transition), border-color var(--transition);
}
.value-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255,255,255,0.16);
}
.value-card--featured {
  background: var(--blue);
  border-color: var(--blue-dark);
}

.value-card__num {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  color: rgba(255,255,255,0.15);
  line-height: 1;
}
.value-card--featured .value-card__num { color: rgba(255,255,255,0.3); }

.value-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0;
}

.value-card__desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
}
.value-card--featured .value-card__desc { color: rgba(255,255,255,0.8); }

/* ── PRICING ──────────────────────────────────────────────── */
.pricing { background: var(--off-white); }

.tiers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

/* Sponsor spans the full bottom row */
.tier:nth-child(5) { grid-column: 1 / -1; }

.tier {
  background: var(--white);
  border: 1px solid var(--gray-2);
  border-radius: var(--radius-md);
  padding: 44px 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.tier:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.07);
}

.tier--featured {
  background: var(--blue);
  border-color: var(--blue-dark);
  color: var(--white);
}

/* ── SPONSOR TIER ─────────────────────────────────────────── */
.tier--sponsor {
  background: var(--black);
  border-color: var(--ink);
  flex-direction: row;
  align-items: center;
  gap: 48px;
  padding: 48px 56px;
}

.tier--sponsor .tier__name { color: var(--white); font-size: 1.6rem; }
.tier--sponsor .tier__desc { color: rgba(255,255,255,0.55); max-width: 36ch; }
.tier--sponsor .tier__features li { color: rgba(255,255,255,0.75); }
.tier--sponsor .tier__amount { color: var(--white); font-size: 3.2rem; }
.tier--sponsor .tier__period { color: rgba(255,255,255,0.4); }

.tier__sponsor-left {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1.2;
}

.tier__sponsor-features {
  flex: 1;
}

.tier__sponsor-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 20px;
  flex-shrink: 0;
}

.tier__badge--gold {
  background: rgba(255, 200, 80, 0.15);
  border-color: rgba(255, 200, 80, 0.35);
  color: rgb(255, 200, 80);
  letter-spacing: 0.06em;
}

.tier__top { display: flex; flex-direction: column; gap: 8px; }

.tier__badge {
  display: inline-flex;
  align-items: center;
  background: var(--off-white);
  border: 1px solid var(--gray-2);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--black);
  width: fit-content;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.tier__badge--white {
  background: rgba(255,255,255,0.18);
  border-color: rgba(255,255,255,0.25);
  color: var(--white);
}

.tier__name {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--black);
}
.tier--featured .tier__name { color: var(--white); }

.tier__desc { font-size: 0.85rem; line-height: 1.6; color: var(--gray-4); }
.tier--featured .tier__desc { color: rgba(255,255,255,0.75); }

.tier__price { display: flex; align-items: baseline; gap: 4px; }

.tier__amount {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  line-height: 1;
  color: var(--black);
}
.tier--featured .tier__amount { color: var(--white); }

.tier__period { font-size: 0.85rem; color: var(--gray-3); }
.tier--featured .tier__period { color: rgba(255,255,255,0.55); }

.tier__features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.tier__features li { font-size: 0.85rem; color: var(--gray-4); }
.tier--featured .tier__features li { color: rgba(255,255,255,0.85); }

.tier__btn { margin-top: auto; justify-content: center; width: 100%; }

/* ── SUBSCRIBE ────────────────────────────────────────────── */
.subscribe { padding: 0; }

.subscribe__inner {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  margin: 0 40px 80px;
  background: var(--black);
  border: 1px solid var(--ink);
}

/* Subtle blue glow in the dark subscribe section */
.subscribe__bg-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 80% at 20% 60%, rgba(27, 79, 216, 0.2) 0%, transparent 55%),
    radial-gradient(ellipse 45% 70% at 80% 30%, rgba(27, 79, 216, 0.12) 0%, transparent 55%);
  z-index: 0;
}

.subscribe__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 100px 40px;
}

.subscribe__headline {
  font-size: clamp(2.4rem, 4.5vw, 4rem);
  margin-bottom: 16px;
  color: var(--white);
}

.subscribe__headline em {
  color: var(--blue);
  font-style: italic;
  font-family: var(--font-serif);
}

.subscribe__sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.55);
  max-width: 46ch;
  margin: 0 auto 20px;
}

.subscribe__form {
  display: flex;
  gap: 10px;
  max-width: 480px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}

.subscribe__input {
  flex: 1;
  min-width: 220px;
  padding: 13px 20px;
  border: 1.5px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--white);
  background: rgba(255,255,255,0.08);
  outline: none;
  transition: border-color var(--transition);
}
.subscribe__input:focus { border-color: rgba(255,255,255,0.4); }
.subscribe__input::placeholder { color: rgba(255,255,255,0.35); }

.subscribe__fine {
  margin-top: 14px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.3);
}

/* ── FOOTER ───────────────────────────────────────────────── */
.footer {
  background: var(--black);
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  padding-top: 64px;
  padding-bottom: 56px;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--white);
}

.footer__tagline { font-size: 0.9rem; color: rgba(255,255,255,0.4); max-width: 36ch; line-height: 1.65; }

.footer__social {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.footer__social-link {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.45);
  transition: all var(--transition);
}
.footer__social-link:hover {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer__col { display: flex; flex-direction: column; gap: 14px; }

.footer__col-title {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
}

.footer__col ul { display: flex; flex-direction: column; gap: 10px; }

.footer__col a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.4);
  transition: color var(--transition);
}
.footer__col a:hover { color: var(--white); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 20px 0;
}

.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer__bottom-inner span {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.25);
}

/* ── LOGO ICON ────────────────────────────────────────────── */
.logo-icon {
  width: 28px;
  height: 28px;
  border: 2px solid var(--black);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.footer .logo-icon { border-color: rgba(255,255,255,0.4); }

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .tiers { grid-template-columns: repeat(2, 1fr); }
  .tier:nth-child(5) { grid-column: 1 / -1; flex-direction: column; align-items: flex-start; }
  .tier__sponsor-cta { align-items: flex-start; width: 100%; }
  .tier__sponsor-cta .tier__btn { width: 100%; justify-content: center; }
  .pillars { grid-template-columns: 1fr 1fr; }
  .pillars .pillar:nth-child(3) { grid-column: span 2; flex-direction: row; }
  .pillars .pillar:nth-child(3) .pillar__img-wrap { width: 45%; height: auto; }
}

@media (max-width: 768px) {
  :root { --max-w: 100%; }

  .container { padding: 0 20px; }

  .nav-wrapper { padding: 12px 20px; }
  .nav { padding: 8px 12px; }
  .nav__links { display: none; }
  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 80px;
    left: 20px;
    right: 20px;
    background: var(--off-white);
    border: 1px solid var(--gray-2);
    border-radius: var(--radius-lg);
    padding: 20px;
    gap: 4px;
    z-index: 999;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
  }
  .nav__hamburger { display: flex; }
  .nav .btn--dark { display: none; }

  .hero { padding-top: 110px; }
  .hero__headline { font-size: clamp(2.4rem, 8vw, 3.6rem); }
  .hero__images { grid-template-columns: 1fr 1fr; }
  .hero__img-card--tall { grid-column: span 2; aspect-ratio: 16/9; }

  .section { padding: 96px 0; }
  .section + .section { padding-top: 96px; }
  .section__headline { font-size: clamp(2rem, 6vw, 3rem); }

  .stats-row { grid-template-columns: 1fr; }
  .stat { border-right: none; border-bottom: 1px solid var(--gray-2); }
  .stat:last-child { border-bottom: none; }

  .about__split { grid-template-columns: 1fr; gap: 40px; }

  .for-card { padding: 36px 28px; }

  .pillars { grid-template-columns: 1fr; }
  .pillars .pillar:nth-child(3) { grid-column: auto; flex-direction: column; }
  .pillars .pillar:nth-child(3) .pillar__img-wrap { width: 100%; aspect-ratio: 4/3; }

  .values__grid { grid-template-columns: 1fr; }

  .tiers { grid-template-columns: 1fr; }
  .tier:nth-child(n) { grid-column: auto; }
  .tier--sponsor { flex-direction: column; align-items: flex-start; }

  .subscribe__inner { margin: 0 20px 60px; }
  .subscribe__content { padding: 60px 24px; }
  .subscribe__form { flex-direction: column; }
  .subscribe__input { min-width: unset; width: 100%; }

  .footer__inner { grid-template-columns: 1fr; gap: 48px; margin-top:50px;}
  .footer__nav { grid-template-columns: repeat(3, 1fr); }
  .footer__bottom-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .hero__images { grid-template-columns: 1fr; }
  .hero__img-card--tall { grid-column: auto; aspect-ratio: 4/3; }
  .footer__nav { grid-template-columns: 1fr 1fr; }
}