/* =========================================================
   Alexandre Oltramari — Tokens
   ========================================================= */
:root {
  --color-primary: #957E55;
  --color-black: #000000;
  --color-white: #FFFFFF;

  --font-display: "Montserrat", system-ui, sans-serif;
  --font-body: "Barlow Condensed", system-ui, sans-serif;

  /* Original Figma reference: 1440 × 665. Sections now use full viewport. */
  --section-px: clamp(24px, 7.78vw, 112px);
  --content-width: min(800px, 90vw);
  --carousel-width: min(1216px, 92vw);
  --video-w: min(600px, 44vw);
  --video-h: calc(var(--video-w) * 0.5625); /* 16:9 → 337.5/600 */

  --snap-easing: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html, body { margin: 0; padding: 0; }

html, body {
  height: auto;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: auto;
  -webkit-overflow-scrolling: touch;
}

body {
  font-family: var(--font-body);
  color: var(--color-black);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

button { font: inherit; }

p, h1, h2, h3, h4, h5, h6 { margin: 0; }

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

/* =========================================================
   Page + snap base
   ========================================================= */
.page {
  position: relative;
  width: 100%;
}

/* Scroll nativo — seções fluem em coluna, cada uma com no mínimo
   100% da viewport. Animações de entrada disparam via JS
   (IntersectionObserver) na primeira aparição de cada seção. */
.snap {
  position: relative;
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh; /* exclui URL bar em iOS */
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}


/* =========================================================
   Hero
   ========================================================= */
.hero {
  background: var(--color-white);
  padding: 24px 16px;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 16px;
}

/* =========================================================
   Persistent burger button (top-left, always visible)
   ========================================================= */
.burger {
  position: fixed;
  top: 24px;
  left: 24px;
  z-index: 200;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  border-radius: 4px;
  transition: background 0.2s ease, transform 0.2s ease;
}

.burger:hover { background: rgba(0, 0, 0, 0.06); }
.burger:active { transform: scale(0.95); }

.burger img {
  width: 28px;
  height: 28px;
  transition: filter 0.25s ease;
}

/* On dark sections (case-image), invert the burger icon to stay visible */
body[data-section-tone="dark"] .burger img { filter: invert(1); }
body[data-section-tone="dark"] .burger:hover { background: rgba(255, 255, 255, 0.1); }

/* =========================================================
   Popup menu (sections list)
   ========================================================= */
.menu {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0s linear 0.35s;
}

.menu.is-open {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.35s ease, visibility 0s linear 0s;
}

.menu__close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: var(--color-white);
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
}
.menu__close:hover { background: rgba(255, 255, 255, 0.1); }
.menu__close:active { transform: scale(0.95); }

.menu__nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 80vh;
  overflow-y: auto;
  padding: 16px 24px;
  text-align: center;
  scrollbar-width: thin;
  scrollbar-color: rgba(149, 126, 85, 0.6) transparent;
  mask-image: linear-gradient(
    to bottom,
    transparent 0,
    #000 32px,
    #000 calc(100% - 32px),
    transparent 100%
  );
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent 0,
    #000 32px,
    #000 calc(100% - 32px),
    transparent 100%
  );
}

/* WebKit / Chromium custom scrollbar */
.menu__nav::-webkit-scrollbar { width: 4px; }
.menu__nav::-webkit-scrollbar-track { background: transparent; }
.menu__nav::-webkit-scrollbar-thumb {
  background: rgba(149, 126, 85, 0.55);
  border-radius: 4px;
  transition: background 0.2s ease;
}
.menu__nav::-webkit-scrollbar-thumb:hover { background: rgba(149, 126, 85, 0.9); }

.menu__item {
  display: inline-flex;
  align-items: baseline;
  gap: 16px;
  background: transparent;
  border: 0;
  padding: 8px 20px;
  cursor: pointer;
  font-family: var(--font-display);
  color: rgba(255, 255, 255, 0.7);
  text-align: left;
  border-radius: 6px;
  transition: color 0.2s ease, background 0.2s ease, transform 0.25s ease;
  opacity: 0;
  transform: translateY(12px);
  white-space: nowrap;
}

.menu.is-open .menu__item {
  opacity: 1;
  transform: translateY(0);
  transition: color 0.2s ease, background 0.2s ease,
              transform 0.5s cubic-bezier(0.22, 1, 0.36, 1) var(--delay, 0s),
              opacity   0.5s ease var(--delay, 0s);
}

.menu__item:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.05);
}

.menu__item.is-active {
  color: var(--color-primary);
}

.menu__index {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
  min-width: 36px;
}

.menu__label {
  font-size: clamp(16px, 1.6vw, 22px);
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* Hide nav while menu open (avoid overlap with dots) */
body[data-menu-open="true"] .page-nav { opacity: 0; pointer-events: none; }
body[data-menu-open="true"] { overflow: hidden; }

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
  z-index: 0;
}

/* =========================================================
   Intro (gold full-viewport) — owns the rising gold tab.
   When intro is at translateY(100%) (off-screen), the tab
   peeks 32px above the bottom of the viewport, hinting the
   next section. As intro rises, tab rises with it.
   overflow:visible so the tab (positioned above intro's top
   edge) is not clipped by the section box.
   ========================================================= */
.intro {
  background: var(--color-primary);
  padding: 32px var(--section-px);
  overflow: visible;
}

.intro__tab {
  position: absolute;
  left: 50%;
  top: -32px;
  transform: translateX(-50%);
  width: clamp(180px, 16.5vw, 237px);
  height: 32px;
  background: var(--color-primary);
  border-top-right-radius: 16px;
  border-top-left-radius: 16px;
  z-index: 2;
}

.intro__text {
  width: var(--content-width);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(24px, 2.78vw, 40px);
  line-height: 1.5;
  text-align: center;
  color: var(--color-black);
}

/* =========================================================
   Case Image (full-viewport bg + plate)
   ========================================================= */
.case-image {
  padding: 32px var(--section-px);
  justify-content: flex-end;
}

.case-image__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  z-index: 0;
}

.case-image__plate {
  position: relative;
  z-index: 2;
  background: var(--color-black);
  border-top-right-radius: 16px;
  padding: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  margin-bottom: 0;
}

.case-image__logo { height: 56px; width: auto; object-fit: contain; }
.case-image__logo--tall { height: 72px; }

.case-image__slash { width: 17px; height: 32px; flex-shrink: 0; }

.case-image__tag {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 24px;
  line-height: 1.2;
  color: var(--color-white);
  text-transform: uppercase;
  margin: 0;
}

/* =========================================================
   Case Text (white, full-viewport, video grid)
   ========================================================= */
.case-text {
  background: var(--color-white);
  padding: clamp(48px, 7.78vw, 112px) var(--section-px);
  gap: clamp(20px, 2.22vw, 32px);
}

.case-text__title {
  width: var(--content-width);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 2.22vw, 32px);
  line-height: 1.5;
  text-align: center;
  text-transform: uppercase;
  color: var(--color-black);
}

.case-text__carousel {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(16px, 1.67vw, 24px);
  position: relative;
}

.case-text__viewport {
  position: relative;
  width: var(--carousel-width);
  overflow: visible;
}

.case-text__track {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: transform 0.5s var(--snap-easing);
}

.case-text__track--center { justify-content: center; }

.video-card {
  position: relative;
  flex: 0 0 var(--video-w);
  height: var(--video-h);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  overflow: hidden;
  cursor: pointer;
}

.video-card__thumb {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  z-index: 0;
}

.video-card__play {
  position: relative;
  z-index: 2;
  width: 80px;
  height: 80px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,.35));
}

.video-card__label {
  position: relative;
  z-index: 2;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 0.48px;
  color: var(--color-white);
  white-space: nowrap;
  text-shadow: 0 1px 4px rgba(0,0,0,.6);
}

.case-text__nav {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
  z-index: 5;
  padding: 0 16px;
}

.case-text__nav button {
  background: transparent;
  border: 0;
  padding: 0;
  width: 40px;
  height: 40px;
  cursor: pointer;
  pointer-events: auto;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,.4));
}

.case-text__nav img { width: 40px; height: 40px; }
.case-text__nav [data-carousel-prev] img { transform: scaleX(-1); }

.case-text__pagination {
  display: flex;
  gap: 4px;
  height: 8px;
  justify-content: center;
}

.case-text__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 0;
  padding: 0;
  background: rgba(0, 0, 0, 0.3);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}
.case-text__dot.is-active {
  background: var(--color-black);
  transform: scale(1.2);
}
.case-text__dot:hover { background: rgba(0, 0, 0, 0.55); }
.case-text__dot.is-active:hover { background: var(--color-black); }

[data-carousel-prev][disabled],
[data-carousel-next][disabled] {
  opacity: 0.3;
  pointer-events: none;
}

.case-text__body {
  width: var(--content-width);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.4;
  letter-spacing: 0.48px;
  color: var(--color-black);
  text-align: center;
}

.case-text--single .case-text__viewport {
  width: var(--video-w);
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  background: var(--color-primary);
  padding: clamp(48px, 7.78vw, 112px) var(--section-px) 32px;
  justify-content: center;
  min-height: 100vh;
}

.site-footer__inner {
  width: min(1216px, 92vw);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(40px, 5vw, 80px);
  align-items: center; /* centro vertical no eixo do form */
}

.site-footer__about {
  display: flex;
  flex-direction: column;
  gap: 32px;
  color: var(--color-black);
  text-align: left;
}

.site-footer__block {
  display: flex;
  flex-direction: column;
  gap: 12px;
  color: var(--color-black);
}

.site-footer__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 1.67vw, 24px);
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.site-footer__text {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(13px, 0.97vw, 14px);
  line-height: 1.5;
}

.site-footer__contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--color-black);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 16px;
  transition: opacity 0.2s ease;
}

.site-footer__contact:hover { opacity: 0.7; }

.site-footer__contact img,
.site-footer__contact svg { width: 24px; height: 24px; display: block; }

/* =========================================================
   Contact form — minimalist underline-style inputs
   ========================================================= */
.site-footer__form-block {
  display: flex;
  flex-direction: column;
  gap: 24px;
  background: rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  padding: clamp(24px, 3vw, 40px);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.site-footer__form-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 1.8vw, 28px);
  line-height: 1.2;
  color: var(--color-black);
  letter-spacing: -0.2px;
}

.site-footer__form-hint {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 13px;
  line-height: 1.5;
  color: rgba(0, 0, 0, 0.65);
  margin: -16px 0 0;
}

.olt-contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.olt-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
}

.olt-field label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: rgba(0, 0, 0, 0.6);
  transition: color 0.2s ease;
}

.olt-field input {
  background: transparent;
  border: 0;
  border-bottom: 1.5px solid rgba(0, 0, 0, 0.18);
  padding: 8px 0;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  color: var(--color-black);
  transition: border-color 0.2s ease, padding 0.2s ease;
  border-radius: 0; /* iOS */
  -webkit-appearance: none;
  appearance: none;
}

.olt-field input::placeholder { color: rgba(0, 0, 0, 0.35); }
.olt-field input:focus { outline: 0; border-bottom-color: var(--color-black); }
.olt-field:focus-within label { color: var(--color-black); }

.olt-field--error input { border-bottom-color: #b32d2e; }
.olt-field__error {
  display: none;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  color: #b32d2e;
  margin-top: 2px;
}
.olt-field--error .olt-field__error { display: block; }

.olt-submit {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-black);
  color: var(--color-white);
  border: 0;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease, opacity 0.2s ease;
  margin-top: 8px;
}

.olt-submit:hover { background: #1a1a1a; transform: translateY(-1px); }
.olt-submit:active { transform: translateY(0); }
.olt-submit:disabled { opacity: 0.55; cursor: wait; transform: none; }

.olt-submit__arrow {
  display: inline-block;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}
.olt-submit:hover .olt-submit__arrow { transform: translateX(3px); }

.olt-form-message {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  padding: 12px 14px;
  border-radius: 8px;
  display: none;
}
.olt-form-message.is-success {
  display: block;
  background: rgba(45, 163, 74, 0.15);
  border-left: 3px solid #2da34a;
  color: #1f5230;
}
.olt-form-message.is-error {
  display: block;
  background: rgba(214, 54, 56, 0.12);
  border-left: 3px solid #d63638;
  color: #8a1f1f;
}

/* =========================================================
   Carousel — functional state (JS toggles --slide-index)
   ========================================================= */
.case-text__viewport {
  --slide-index: 0;
  --slide-step: calc(var(--video-w) + 16px);
}

.case-text__track {
  transform: translateX(calc(-1 * var(--slide-index) * var(--slide-step)));
  transition: transform 0.6s var(--snap-easing);
}

/* Allow the right side to bleed beyond the viewport (Figma sliver). */
.case-text__viewport--bleed {
  width: calc(var(--carousel-width) + 100px);
  margin-right: -100px;
}

/* =========================================================
   Entrance animations
   ========================================================= */
.snap [data-anim] { opacity: 0; will-change: transform, opacity; }

/* Easing premium: easeOutExpo — começa rápido e desacelera bem suave.
   Diferença sutil mas perceptível em relação ao cubic-bezier(.22,1,.36,1)
   anterior, especialmente em mobile. */
:root { --anim-easing: cubic-bezier(0.16, 1, 0.3, 1); }

/* Durações um pouco mais longas + delays sequenciais melhor distribuídos.
   No mobile, durações maiores ajudam a esconder o "brusco" das anims. */
.snap.is-active [data-anim="card"]      { animation: enterFromBottom 0.85s 0.08s var(--anim-easing) forwards; }
.snap.is-active [data-anim="left"]      { animation: enterFromLeft   0.75s 0.55s var(--anim-easing) forwards; }
.snap.is-active [data-anim="right"]     { animation: enterFromRight  0.75s 0.55s var(--anim-easing) forwards; }
.snap.is-active [data-anim="static"]    { opacity: 1; animation: none; }
.snap.is-active [data-anim="fade-up"]   { animation: enterFadeUp     0.9s  0.18s var(--anim-easing) forwards; }
.snap.is-active [data-anim="fade"]      { animation: enterFade       0.85s 0.18s ease-out forwards; }

@keyframes enterFromBottom {
  from { opacity: 0; transform: translateY(180%); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes enterFromLeft {
  from { opacity: 0; transform: translateX(-50%); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes enterFromRight {
  from { opacity: 0; transform: translateX(50%); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes enterFadeUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes enterFade {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Mobile: distâncias um pouco menores + durações ligeiramente maiores
   pra parecer menos brusco em telas pequenas. */
@media (max-width: 899px) {
  @keyframes enterFromBottom {
    from { opacity: 0; transform: translateY(140%); }
    to   { opacity: 1; transform: translateY(0); }
  }
  @keyframes enterFromLeft {
    from { opacity: 0; transform: translateX(-38%); }
    to   { opacity: 1; transform: translateX(0); }
  }
  @keyframes enterFromRight {
    from { opacity: 0; transform: translateX(38%); }
    to   { opacity: 1; transform: translateX(0); }
  }
  @keyframes enterFadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  .snap.is-active [data-anim="card"]    { animation-duration: 1.15s; animation-delay: 0.12s; }
  .snap.is-active [data-anim="left"]    { animation-duration: 1.05s; animation-delay: 0.75s; }
  .snap.is-active [data-anim="right"]   { animation-duration: 1.05s; animation-delay: 0.75s; }
  .snap.is-active [data-anim="fade-up"] { animation-duration: 1.2s;  animation-delay: 0.25s; }
  .snap.is-active [data-anim="fade"]    { animation-duration: 1.1s;  animation-delay: 0.25s; }
}

/* Inside the case-image plate, the column wrappers must clip the
   sliding logo and tag without pushing the plate's width. */
.case-image__plate { overflow: hidden; }

/* =========================================================
   Lightbox (image + video)
   ========================================================= */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 32px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lightbox.is-open {
  display: flex;
  opacity: 1;
}

.lightbox__close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  color: var(--color-white);
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}
.lightbox__close:hover { background: rgba(255,255,255,0.2); }

.lightbox__content {
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__image {
  max-width: 100%;
  max-height: 85vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 4px;
}

.lightbox__video {
  width: min(90vw, 1280px);
  aspect-ratio: 16 / 9;
  border: 0;
  border-radius: 4px;
  background: #000;
}

.video-card,
.case-image__bg,
[data-lightbox-image] { cursor: pointer; }

/* =========================================================
   Side scroll nav — vertical column of dots, one per section
   ========================================================= */
/* Side nav: subtle detail. Hidden on hero (data-on-hero on body).
   Tiny dashes that grow into the active dot. Almost invisible until
   pointer approaches; then bumps to full opacity. */
.page-nav {
  position: fixed;
  top: 50%;
  right: 14px;
  transform: translateY(-50%);
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 4px 6px;
  pointer-events: auto;
  opacity: 0.35;
  transition: opacity 0.35s ease, transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.page-nav:hover { opacity: 1; }

/* Hidden on the very first section (hero) so it doesn't compete with the logo */
body[data-on-hero="true"] .page-nav {
  opacity: 0;
  transform: translate(20px, -50%);
  pointer-events: none;
}

.page-nav__dot {
  width: 2px;
  height: 12px;
  border-radius: 2px;
  border: 0;
  padding: 0;
  background: currentColor;
  color: rgba(0, 0, 0, 0.45);
  cursor: pointer;
  transition: width 0.25s ease, height 0.25s ease, color 0.2s ease, background 0.2s ease;
  position: relative;
}

.page-nav__dot:hover {
  color: rgba(0, 0, 0, 0.85);
  width: 4px;
}

.page-nav__dot.is-active {
  color: var(--color-primary);
  width: 4px;
  height: 18px;
}

/* On dark/case-image sections, dots need to be light to stay visible */
body[data-section-tone="dark"] .page-nav__dot { color: rgba(255, 255, 255, 0.55); }
body[data-section-tone="dark"] .page-nav__dot:hover { color: rgba(255, 255, 255, 0.9); }
body[data-section-tone="dark"] .page-nav__dot.is-active { color: var(--color-primary); }

.page-nav__dot[data-label]::after {
  content: attr(data-label);
  position: absolute;
  right: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.85);
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 5px 8px;
  border-radius: 3px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}
.page-nav:hover .page-nav__dot:hover[data-label]::after { opacity: 1; }

/* =========================================================
   MOBILE (≤ 899px) — Figma mobile spec (375 reference frame).
   Keeps stacking-reveal: each section is 100vw × 100vh, content
   sized per Figma mobile. Carousel becomes horizontal swipe.
   ========================================================= */
@media (max-width: 899px) {
  /* Sections remain position:fixed (inherited from base .snap) on
     Android and other touch devices — stacking-reveal sigue ativo. */
  .hero { padding: 16px; }

  /* Hero logo — bigger on mobile so it dominates like Figma.
     The asset has whitespace around the OLT mark; oversize the
     image (auto width with large height) so the visible logo
     reads at a useful size. */
  .hero__bg {
    position: absolute;
    inset: auto;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150%;
    height: auto;
    max-width: none;
    max-height: none;
    object-fit: contain;
  }

  /* Intro */
  .intro {
    padding: 32px 16px;
    justify-content: center;
  }
  .intro__text {
    width: 100%;
    max-width: 343px;
    font-size: clamp(20px, 5.6vw, 24px);
    line-height: 1.5;
    text-align: center;
  }

  /* Case-image — source photos are landscape; cover with top-bias
     keeps the subject's face visible on portrait mobile.
     padding-bottom: 80px lifts the plate above browser chrome/nav bar. */
  .case-image {
    padding: 16px 16px 80px;
    background: var(--color-black);
  }
  /* Extra clearance for devices with a home indicator / notch */
  @supports (padding-bottom: env(safe-area-inset-bottom)) {
    .case-image {
      padding-bottom: calc(80px + env(safe-area-inset-bottom));
    }
  }
  .case-image__bg {
    object-fit: cover;
    /* Default to centered crop. Per-image override: set inline
       style="--mobile-pos: 30% center" on the <img> to shift anchor. */
    object-position: var(--mobile-pos, center);
  }
  .case-image__plate {
    padding: 12px;
    gap: 12px;
    border-top-right-radius: 12px;
  }
  .case-image__logo  { height: 40px !important; width: auto !important; }
  .case-image__logo--tall { height: 56px !important; }
  .case-image__slash { width: 12px; height: 24px; }
  .case-image__tag   { font-size: 14px; }

  /* Case-text — left-aligned content, full-viewport like desktop */
  .case-text {
    padding: 24px 16px;
    gap: 14px;
    align-items: flex-start;       /* left-align all blocks */
    justify-content: center;
  }
  .case-text__title {
    width: 100%;
    max-width: 343px;
    font-size: 18px;
    line-height: 1.35;
    text-align: left;
  }
  .case-text__carousel {
    width: 100%;
    align-items: stretch;
    gap: 12px;
  }

  /* Carousel: native horizontal swipe + scroll-snap.
     viewport stretches to viewport edge; left padding aligns 1st
     video with the page padding (16px), and the next video peeks
     past the right edge. */
  .case-text__viewport {
    width: 100vw;
    margin-left: -16px;
    padding-left: 16px;
    padding-right: 16px;
    overflow-x: auto;
    overflow-y: visible;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scroll-padding-left: 16px;
    scrollbar-width: none;
    --slide-step: 0px;             /* disable JS-driven transform */
  }
  .case-text__viewport::-webkit-scrollbar { display: none; }
  .case-text__track {
    transform: none !important;
    transition: none;
    gap: 8px;
    padding-right: 16px;
  }
  .video-card {
    flex: 0 0 calc(100vw - 56px);  /* leaves ~40px of next visible */
    width: calc(100vw - 56px);
    height: calc((100vw - 56px) * 0.5625); /* 16:9 */
    scroll-snap-align: start;
  }
  .video-card__play { width: 56px; height: 56px; }

  /* Arrows on mobile — smaller, sit inside the section padding */
  .case-text__nav { padding: 0 4px; }
  .case-text__nav button { width: 32px; height: 32px; }
  .case-text__nav img    { width: 32px; height: 32px; }

  /* Pagination aligned to the left, matching the text edge */
  .case-text__pagination { align-self: flex-start; margin-left: 0; }

  .case-text__body {
    width: 100%;
    max-width: 343px;
    font-size: 13px;
    text-align: left;
    line-height: 1.45;
  }

  /* Single-video case-text — still left aligned on mobile */
  .case-text--single .case-text__track--center { justify-content: flex-start; }
  .case-text--single .case-text__viewport      { width: 100vw; }

  /* Footer mobile — empilhar bio em cima, form embaixo. Min-height
     auto pra crescer com o form. */
  .site-footer {
    padding: 48px 16px max(40px, env(safe-area-inset-bottom, 0px) + 24px);
    justify-content: flex-start;
    align-items: stretch;
    min-height: auto;
  }
  .site-footer__inner {
    width: 100%;
    max-width: 100%;
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: left;
  }
  .site-footer__about { gap: 24px; }
  .site-footer__block { align-items: flex-start; gap: 12px; }
  .site-footer__title { font-size: 20px; line-height: 1.2; }
  .site-footer__text  { font-size: 14px; line-height: 1.5; }
  .site-footer__contact { justify-content: flex-start; font-size: 14px; }

  /* Form mobile — full width, padding reduzido */
  .site-footer__form-block {
    padding: 24px 20px;
    border-radius: 14px;
    gap: 18px;
  }
  .site-footer__form-title { font-size: 20px; }
  .olt-contact-form { gap: 16px; }
  .olt-field input { font-size: 16px; /* iOS no-zoom */ }
  .olt-submit {
    width: 100%;
    justify-content: center;
    padding: 16px 24px;
  }

  /* Hide side scroll nav on mobile (menu burger covers navigation) */
  .page-nav { display: none; }

  /* Burger smaller margin */
  .burger { top: 12px; left: 12px; width: 40px; height: 40px; }
  .burger img { width: 24px; height: 24px; }

  /* Menu popup items can be smaller on mobile */
  .menu__nav  { padding: 16px 12px; }
  .menu__item { padding: 6px 12px; gap: 10px; }
  .menu__label { font-size: 16px; }
  .menu__index { font-size: 12px; min-width: 28px; }
}

/* TABLET (900–1199): keep desktop layout but slightly relax padding/scale. */
@media (min-width: 900px) and (max-width: 1199px) {
  :root {
    --section-px: clamp(24px, 5vw, 64px);
  }
  .case-image__logo { height: 44px; }
  .case-image__tag { font-size: 18px; }
}

/* =========================================================
   Reduced motion
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  .case-text__track { transition: none; }
  .snap.is-active [data-anim],
  .snap.in-view [data-anim] { animation: none !important; opacity: 1 !important; transform: none !important; }
  .lightbox { transition: none; }
}