/* ==========================================================================
   Do Alto Music — Design System & Stylesheet (BEM / Mobile-First)
   ========================================================================== */

:root {
  /* Stage-inspired dark palette */
  --color-bg-void: #05060b;
  --color-bg-navy: #0a0f1f;
  --color-bg-purple: #140e29;
  --color-surface: rgba(13, 18, 36, 0.78);
  --color-surface-elevated: rgba(20, 27, 52, 0.88);
  --color-border: rgba(182, 194, 217, 0.14);
  --color-border-accent: rgba(34, 211, 238, 0.42);

  /* Typography colors */
  --color-text-primary: #f4f7fb;
  --color-text-secondary: #b6c2d9;
  --color-text-muted: #8290ad;

  /* Electric stage accents */
  --color-accent-cyan: #22d3ee;
  --color-accent-cyan-hover: #67e8f9;
  --color-accent-blue: #3b82f6;
  --color-accent-violet: #8b5cf6;
  --color-text-on-accent: #041019;

  /* Typography */
  --font-display: 'Montserrat', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Layout & Rhythm */
  --container-max: 1200px;
  --header-height: 4.75rem;
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-pill: 9999px;

  /* Transitions */
  --transition-base: 220ms cubic-bezier(0.22, 1, 0.36, 1);
  --transition-slow: 450ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* Base Reset
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text-primary);
  background-color: var(--color-bg-void);
  background-image:
    radial-gradient(circle at 12% 18%, rgba(59, 130, 246, 0.12), transparent 42%),
    radial-gradient(circle at 88% 42%, rgba(139, 92, 246, 0.12), transparent 46%),
    radial-gradient(circle at 50% 92%, rgba(34, 211, 238, 0.08), transparent 45%);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.no-scroll {
  overflow: hidden;
}

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

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

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
p,
figure,
dl,
dd {
  margin: 0;
}

:focus-visible {
  outline: 2px solid var(--color-accent-cyan);
  outline-offset: 3px;
}

/* Accessibility Skip Link
   ========================================================================== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.75rem 1.25rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--color-text-on-accent);
  background-color: var(--color-accent-cyan);
  border-radius: var(--radius-sm);
  transition: top var(--transition-base);
}

.skip-link:focus {
  top: 1rem;
}

/* Shared Utilities & Components
   ========================================================================== */
.container {
  width: min(100% - 2rem, var(--container-max));
  margin-inline: auto;
}

.section {
  padding-block: 4.5rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.875rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent-cyan);
}

.eyebrow::before {
  content: "";
  width: 1.5rem;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent-cyan), var(--color-accent-blue));
  border-radius: var(--radius-pill);
}

.section-header {
  max-width: 40rem;
  margin-bottom: 2.5rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.8vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.section-subtitle {
  margin-top: 0.875rem;
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.75rem 1.625rem;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition:
    transform var(--transition-base),
    background-color var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    color var(--transition-base);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  color: var(--color-text-on-accent);
  background: linear-gradient(135deg, var(--color-accent-cyan), #38bdf8);
  box-shadow: 0 8px 28px rgba(34, 211, 238, 0.28);
}

.btn--primary:hover {
  background: linear-gradient(135deg, var(--color-accent-cyan-hover), var(--color-accent-cyan));
  box-shadow: 0 12px 34px rgba(34, 211, 238, 0.42);
}

.btn--secondary {
  color: var(--color-text-primary);
  background-color: rgba(10, 15, 31, 0.65);
  border-color: rgba(244, 247, 251, 0.28);
  backdrop-filter: blur(8px);
}

.btn--secondary:hover {
  border-color: var(--color-accent-cyan);
  color: var(--color-accent-cyan);
  background-color: rgba(10, 15, 31, 0.9);
}

/* Header & Navigation
   ========================================================================== */
.header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background-color: rgba(5, 6, 11, 0.45);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base);
}

.header--scrolled {
  background-color: rgba(5, 6, 11, 0.92);
  border-bottom-color: var(--color-border);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.header__logo-mark {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--color-accent-cyan);
  box-shadow: 0 0 14px var(--color-accent-cyan);
}

.header__logo-accent {
  color: var(--color-accent-cyan);
  font-weight: 700;
}

.header__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0.5rem;
  background: rgba(16, 22, 44, 0.72);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  z-index: 110;
}

.header__toggle-line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: var(--radius-pill);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.header__toggle[aria-expanded="true"] .header__toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__toggle[aria-expanded="true"] .header__toggle-line:nth-child(2) {
  opacity: 0;
}

.header__toggle[aria-expanded="true"] .header__toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Drawer */
.header__nav {
  position: fixed;
  inset: 0;
  z-index: 105;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  padding: 2rem;
  background:
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.16), transparent 50%),
    linear-gradient(180deg, rgba(5, 6, 11, 0.98) 0%, rgba(10, 15, 31, 0.98) 100%);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.75rem);
  transition:
    opacity var(--transition-base),
    visibility var(--transition-base),
    transform var(--transition-base);
}

.header__nav--open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.header__menu {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.header__link {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
}

.header__link:hover {
  color: var(--color-accent-cyan);
}

.header__cta {
  min-height: 2.65rem;
  padding-inline: 1.35rem;
  font-size: 0.8125rem;
}

/* Hero Section
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 4.25rem;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 58% 28%;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      180deg,
      rgba(5, 6, 11, 0.55) 0%,
      rgba(5, 6, 11, 0.32) 38%,
      rgba(5, 6, 11, 0.84) 76%,
      var(--color-bg-void) 100%
    ),
    linear-gradient(
      90deg,
      rgba(5, 6, 11, 0.9) 0%,
      rgba(10, 15, 31, 0.65) 48%,
      rgba(10, 15, 31, 0.2) 100%
    );
}

.hero__container {
  position: relative;
  z-index: 1;
}

.hero__content {
  max-width: 41rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 5.4vw, 3.85rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--color-text-primary);
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.55);
}

.hero__subtitle {
  margin-top: 1.25rem;
  max-width: 34rem;
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--color-text-secondary);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

/* Sobre Nós (About)
   ========================================================================== */
.about {
  background: linear-gradient(180deg, var(--color-bg-void) 0%, var(--color-bg-navy) 100%);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

.about__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.about__text {
  margin-top: 1.125rem;
  color: var(--color-text-secondary);
}

.about__text strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

.about__pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  width: 100%;
  margin-top: 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--color-border);
}

.about__pillar {
  padding-left: 0.875rem;
  border-left: 2px solid var(--color-accent-cyan);
}

.about__pillar-title {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-primary);
}

.about__pillar-desc {
  margin-top: 0.2rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.about__frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-purple);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
}

.about__img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: 48% 35%;
}

.about__caption {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.25rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: rgba(5, 6, 11, 0.88);
  border-top: 1px solid var(--color-border);
}

.about__caption-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background-color: var(--color-accent-cyan);
  box-shadow: 0 0 10px var(--color-accent-cyan);
}

/* Galeria de Momentos (Live Experience)
   ========================================================================== */
.gallery {
  background: linear-gradient(180deg, var(--color-bg-navy) 0%, var(--color-bg-purple) 55%, var(--color-bg-void) 100%);
}

.gallery__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.gallery__item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-bg-navy);
  border: 1px solid var(--color-border);
}

.gallery__trigger {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.gallery__img {
  width: 100%;
  height: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: center 25%;
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

.gallery__img--portrait {
  aspect-ratio: 3 / 4;
  object-position: center 18%;
}

.gallery__img--duo {
  object-position: 28% 20%;
}

.gallery__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.25rem;
  padding: 1.25rem;
  background: linear-gradient(
    180deg,
    rgba(5, 6, 11, 0) 45%,
    rgba(5, 6, 11, 0.88) 100%
  );
  transition: background var(--transition-base);
}

.gallery__tag {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-cyan);
}

.gallery__label {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.gallery__trigger:hover .gallery__img,
.gallery__trigger:focus-visible .gallery__img {
  transform: scale(1.04);
}

.gallery__item--feature {
  display: flex;
  align-items: center;
  padding: 2rem;
  background:
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.18), transparent 55%),
    linear-gradient(145deg, rgba(16, 22, 44, 0.95), rgba(20, 14, 41, 0.95));
  border-color: var(--color-border-accent);
}

.gallery__feature-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.85rem;
}

.gallery__feature-content .eyebrow {
  margin-bottom: 0;
}

.gallery__feature-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.2;
}

.gallery__feature-text {
  color: var(--color-text-secondary);
  max-width: 30rem;
}

/* Feed do Instagram Oficial (Grade 4 colunas estilo Instagram)
   ========================================================================== */
.ig-feed {
  background: linear-gradient(180deg, var(--color-bg-void) 0%, var(--color-bg-navy) 52%, var(--color-bg-void) 100%);
}

.ig-feed__topbar {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.ig-feed__profile {
  display: flex;
  align-items: center;
  gap: 1.125rem;
}

.ig-feed__avatar {
  width: 4.25rem;
  height: 4.25rem;
  flex-shrink: 0;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 35%;
  border: 2px solid var(--color-accent-cyan);
  box-shadow: 0 0 22px rgba(34, 211, 238, 0.25);
}

.ig-feed__eyebrow {
  margin-bottom: 0.35rem;
}

.ig-feed__title {
  font-size: clamp(1.5rem, 3vw, 2.15rem);
}

.ig-feed__subtitle {
  margin-top: 0.35rem;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

.ig-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.35rem;
  padding: 0.35rem;
  border-radius: var(--radius-md);
  background-color: #090b12;
  border: 1px solid var(--color-border);
}

.ig-grid__card {
  position: relative;
  display: block;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 0.25rem;
  background-color: var(--color-bg-navy);
}

.ig-grid__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  transition: transform var(--transition-slow), filter var(--transition-base);
}

.ig-grid__badge {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.65rem;
  height: 1.65rem;
  color: var(--color-text-primary);
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.75));
}

.ig-grid__badge svg {
  width: 1.15rem;
  height: 1.15rem;
}

.ig-grid__hover {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.35rem;
  padding: 1rem;
  background: linear-gradient(
    180deg,
    rgba(5, 6, 11, 0.15) 0%,
    rgba(5, 6, 11, 0.86) 100%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
}

.ig-grid__caption {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text-primary);
}

.ig-grid__cta {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent-cyan);
}

.ig-grid__card:hover .ig-grid__img,
.ig-grid__card:focus-visible .ig-grid__img {
  transform: scale(1.05);
  filter: brightness(0.85);
}

.ig-grid__card:hover .ig-grid__hover,
.ig-grid__card:focus-visible .ig-grid__hover {
  opacity: 1;
}

/* Redes Sociais / CTA Final
   ========================================================================== */
.cta {
  background-color: var(--color-bg-void);
}

.cta__card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 3.25rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background:
    radial-gradient(circle at 50% 0%, rgba(34, 211, 238, 0.16), transparent 58%),
    radial-gradient(circle at 85% 90%, rgba(139, 92, 246, 0.18), transparent 50%),
    linear-gradient(180deg, rgba(10, 15, 31, 0.92), rgba(5, 6, 11, 0.98));
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.55);
}

.cta__icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4.5rem;
  height: 4.5rem;
  margin-bottom: 1.5rem;
  border-radius: 1.25rem;
  color: var(--color-accent-cyan);
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid var(--color-border-accent);
  box-shadow: 0 0 32px rgba(34, 211, 238, 0.2);
}

.cta__icon {
  width: 2.25rem;
  height: 2.25rem;
}

.cta__title {
  max-width: 38rem;
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3.6vw, 2.5rem);
  font-weight: 800;
  line-height: 1.18;
}

.cta__text {
  margin-top: 1rem;
  max-width: 34rem;
  color: var(--color-text-secondary);
}

.cta__text strong {
  color: var(--color-text-primary);
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.9rem;
  margin-top: 2rem;
}

/* Footer
   ========================================================================== */
.footer {
  padding-top: 3.5rem;
  padding-bottom: 2rem;
  background-color: #030408;
  border-top: 1px solid var(--color-border);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--color-border);
}

.footer__desc {
  margin-top: 0.9rem;
  max-width: 22rem;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.footer__heading {
  margin-bottom: 0.9rem;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-primary);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__link {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
}

.footer__link:hover {
  color: var(--color-accent-cyan);
}

.footer__bottom {
  padding-top: 1.5rem;
  text-align: center;
}

.footer__copyright {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Lightbox Modal
   ========================================================================== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.lightbox[hidden] {
  display: none;
}

.lightbox__backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(3, 4, 8, 0.92);
  backdrop-filter: blur(8px);
}

.lightbox__dialog {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: min(94vw, 1080px);
  max-height: 90vh;
}

.lightbox__figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.lightbox__img {
  max-width: 86vw;
  max-height: 78vh;
  width: auto;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.75);
}

.lightbox__caption {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-align: center;
}

.lightbox__close,
.lightbox__nav {
  position: fixed;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--color-text-primary);
  background-color: rgba(13, 18, 36, 0.85);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  cursor: pointer;
  transition: border-color var(--transition-base), color var(--transition-base);
}

.lightbox__close:hover,
.lightbox__nav:hover {
  border-color: var(--color-accent-cyan);
  color: var(--color-accent-cyan);
}

.lightbox__close {
  top: 1.25rem;
  right: 1.25rem;
}

.lightbox__nav {
  top: 50%;
  transform: translateY(-50%);
}

.lightbox__nav--prev {
  left: 1rem;
}

.lightbox__nav--next {
  right: 1rem;
}

/* ==========================================================================
   Responsive Breakpoints (Mobile-First)
   ========================================================================== */

/* Tablet (>= 640px) */
@media (min-width: 640px) {
  .about__pillars {
    grid-template-columns: repeat(3, 1fr);
  }

  .gallery__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .gallery__item--wide {
    grid-column: span 2;
  }

  .cta__card {
    padding: 4rem 3rem;
  }

  .footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

/* Desktop Navigation & Expanded Grids (>= 900px) */
@media (min-width: 900px) {
  .section {
    padding-block: 6rem;
  }

  .header__toggle {
    display: none;
  }

  .header__nav {
    position: static;
    flex-direction: row;
    gap: 2rem;
    padding: 0;
    background: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .header__menu {
    flex-direction: row;
    gap: 1.75rem;
  }

  .header__link {
    font-size: 0.875rem;
    letter-spacing: 0.04em;
  }

  .hero {
    padding-bottom: 5.5rem;
  }

  .about__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 4rem;
  }

  .ig-feed__topbar {
    flex-direction: row;
    align-items: flex-end;
  }

  .ig-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  /* 4-column editorial live-experience grid matching landscape (3:2) & portrait (3:4) proportions */
  .gallery__grid {
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 22rem;
  }

  .gallery__item {
    height: 100%;
  }

  .gallery__img,
  .gallery__img--portrait {
    aspect-ratio: auto;
    height: 100%;
  }
}

@media (min-width: 1120px) {
  .gallery__grid {
    grid-auto-rows: 24.5rem;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}