/* ===========================================================
   STUDIO PERSONAL EXTREME — components.css
   Componentes reutilizáveis.
   =========================================================== */

/* ---------- Logo oficial ----------
   Arquivo enviado pelo estúdio (octógono + kettlebell, "STUDIO PERSONAL",
   "EXTREME" e a assinatura "‹ ALOYSIO MOREIRA ›"). As partes claras do
   logo são brancas, então ele foi feito para fundo escuro — que é o caso
   de todo o site. Proporção original: 1604x367 (≈4,37:1). */
.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  min-height: 44px;
}

.brand__logo {
  width: auto;
  height: clamp(38px, 4.4vw, 46px);
  transition: opacity .3s var(--ease), transform .4s var(--ease);
}

.brand:hover .brand__logo {
  opacity: .88;
  transform: scale(1.02);
}

.brand--footer .brand__logo {
  height: clamp(46px, 6vw, 58px);
}

/* ---------- Botões ---------- */
.btn {
  --btn-bg: transparent;
  --btn-fg: var(--c-white);
  --btn-bd: transparent;

  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  min-height: 46px;
  padding: .78rem 1.5rem;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1.5px solid var(--btn-bd);
  border-radius: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  white-space: nowrap;
  cursor: pointer;
  overflow: hidden;
  transition:
    background-color .3s var(--ease),
    border-color .3s var(--ease),
    color .3s var(--ease),
    transform .18s var(--ease),
    box-shadow .3s var(--ease);
}

.btn:active { transform: translateY(1px); }

.btn--lg {
  min-height: 56px;
  padding: 1rem 2rem;
  font-size: 1.075rem;
}

.btn--block { width: 100%; }

/* Primário — azul da marca */
.btn--primary {
  --btn-bg: var(--c-blue);
  --btn-fg: #04121D;
  --btn-bd: var(--c-blue);
  box-shadow: 0 8px 26px -10px rgba(0, 140, 255, .8);
}
.btn--primary:hover {
  --btn-bg: var(--c-blue-bright);
  --btn-bd: var(--c-blue-bright);
  box-shadow: 0 12px 34px -10px rgba(77, 174, 255, .95);
}

/* Fantasma — sobre imagem */
.btn--ghost {
  --btn-fg: var(--c-white);
  --btn-bd: rgba(255, 255, 255, .32);
  backdrop-filter: blur(6px);
  background: rgba(255, 255, 255, .05);
}
.btn--ghost:hover {
  --btn-bd: var(--c-white);
  background: rgba(255, 255, 255, .13);
}

/* Contorno azul */
.btn--outline {
  --btn-fg: var(--c-blue-bright);
  --btn-bd: rgba(0, 140, 255, .5);
}
.btn--outline:hover {
  --btn-fg: #04121D;
  --btn-bg: var(--c-blue);
  --btn-bd: var(--c-blue);
}

/* ---------- Link com seta ---------- */
.link-arrow {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: .45rem;
  /* alvo de toque confortável sem alterar o espaçamento visual */
  min-height: 44px;
  margin-top: .8rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-blue-bright);
  transition: gap .25s var(--ease), color .25s var(--ease);
}
.link-arrow::after {
  content: "→";
  transition: transform .25s var(--ease);
}
.link-arrow:hover {
  gap: .8rem;
  color: var(--c-white);
}

/* ---------- Badge ---------- */
.badge {
  display: inline-block;
  align-self: flex-start;
  margin-bottom: .6rem;
  padding: .22rem .6rem;
  border-radius: 5px;
  background: rgba(0, 140, 255, .14);
  border: 1px solid rgba(0, 140, 255, .38);
  color: var(--c-blue-bright);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
}

/* ---------- Header ---------- */
.header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  padding-top: env(safe-area-inset-top);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition:
    background-color .4s var(--ease),
    border-color .4s var(--ease),
    backdrop-filter .4s var(--ease),
    box-shadow .4s var(--ease);
}

.header.is-stuck {
  background: rgba(8, 9, 11, .88);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--c-line);
  box-shadow: 0 10px 40px -22px rgba(0, 0, 0, .95);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: var(--header-h);
}

/* ---------- Navegação ---------- */
.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.25rem);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(.9rem, 2vw, 1.9rem);
}

.nav__link {
  position: relative;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-text);
  padding-block: .35rem;
  white-space: nowrap;
  transition: color .25s var(--ease);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--c-blue);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .32s var(--ease);
}
.nav__link:hover,
.nav__link.is-active { color: var(--c-white); }

.nav__link:hover::after,
.nav__link.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__cta { font-size: .92rem; min-height: 42px; padding: .6rem 1.15rem; }

/* ---------- Botão hambúrguer ---------- */
.burger {
  display: none;
  width: 46px;
  height: 46px;
  padding: 11px;
  flex-direction: column;
  justify-content: space-between;
  flex-shrink: 0;
}

.burger__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--c-white);
  border-radius: 2px;
  transition: transform .35s var(--ease), opacity .2s var(--ease);
}

.burger[aria-expanded="true"] .burger__bar:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.burger[aria-expanded="true"] .burger__bar:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] .burger__bar:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(4, 5, 7, .72);
  backdrop-filter: blur(3px);
  opacity: 0;
  transition: opacity .35s var(--ease);
}
.nav-backdrop.is-open { opacity: 1; }

/* ---------- Menu mobile ----------
   O corte acontece em 1080px porque abaixo disso os seis itens do menu
   mais o botão de CTA já não cabem em uma linha. */
@media (max-width: 1080px) {
  .burger { display: flex; }

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 95;
    width: min(360px, 86vw);
    height: 100svh;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 2rem;
    padding: 5.5rem var(--gutter) calc(2rem + env(safe-area-inset-bottom));
    background: var(--c-graphite);
    border-left: 1px solid var(--c-line);
    box-shadow: -30px 0 60px -30px rgba(0, 0, 0, .9);
    transform: translateX(100%);
    transition: transform .42s var(--ease-out);
    overscroll-behavior: contain;
    overflow-y: auto;
  }

  .nav.is-open { transform: translateX(0); }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: .25rem;
  }

  .nav__link {
    display: block;
    font-size: 1.5rem;
    padding: .7rem 0;
    border-bottom: 1px solid var(--c-line);
  }
  .nav__link::after { display: none; }

  .nav__cta {
    width: 100%;
    min-height: 54px;
    font-size: 1.05rem;
  }
}

/* ---------- Cards de treinamento ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  gap: clamp(1.1rem, 2.2vw, 1.75rem);
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition:
    transform .45s var(--ease),
    border-color .45s var(--ease),
    box-shadow .45s var(--ease);
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 140, 255, .45);
  box-shadow: 0 26px 50px -30px rgba(0, 0, 0, .95);
}

.card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--c-surface-2);
}

.card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 9, 11, .85), rgba(8, 9, 11, .05) 60%);
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform .8s var(--ease);
}

.card:hover .card__media img { transform: scale(1.07); }

/* Placeholder de marca para as modalidades que ainda não têm foto própria
   no Instagram. Trocar por <img> real assim que o estúdio enviar a foto. */
.card__media--placeholder {
  display: grid;
  place-items: center;
  background:
    radial-gradient(420px 260px at 50% 34%, rgba(0, 140, 255, .22), transparent 70%),
    linear-gradient(160deg, var(--c-surface-2), var(--c-black));
}

.card__media--placeholder::after { display: none; }

.card__media--placeholder .card__media-mark {
  width: 76px;
  height: 76px;
  color: rgba(0, 140, 255, .55);
}
.card__media--placeholder .card__media-mark svg { width: 100%; height: 100%; }

.card__media-note {
  position: absolute;
  left: 50%;
  bottom: .85rem;
  transform: translateX(-50%);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-amber);
  border: 1px dashed rgba(245, 166, 35, .5);
  background: rgba(245, 166, 35, .08);
  border-radius: 5px;
  padding: .12rem .5rem;
  white-space: nowrap;
}

.card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: clamp(1.25rem, 2.4vw, 1.7rem);
}

.card__title { margin-bottom: .6rem; }

.card__body p { flex: 1; font-size: .97rem; }

/* ---------- Chips de estrutura ---------- */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-top: 2.25rem;
}

.chips li {
  padding: .45rem 1rem;
  border: 1px solid var(--c-line-strong);
  border-radius: 100px;
  font-size: .875rem;
  color: var(--c-text);
  transition: border-color .3s var(--ease), color .3s var(--ease);
}
.chips li:hover {
  border-color: var(--c-blue);
  color: var(--c-white);
}

/* ---------- Formulário ---------- */
.form {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3.5vw, 2.5rem);
}

.field { margin-bottom: 1.15rem; }

.field label {
  display: block;
  margin-bottom: .45rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-white);
}

.field input,
.field select {
  width: 100%;
  min-height: 52px;
  padding: .8rem 1rem;
  background: var(--c-black);
  color: var(--c-white);
  border: 1.5px solid var(--c-line-strong);
  border-radius: 10px;
  transition: border-color .25s var(--ease), background-color .25s var(--ease);
}

.field input::placeholder { color: var(--c-muted); }

.field input:hover,
.field select:hover { border-color: rgba(255, 255, 255, .3); }

.field input:focus-visible,
.field select:focus-visible {
  outline: none;
  border-color: var(--c-blue);
  background: #0B1219;
  box-shadow: 0 0 0 3px rgba(0, 140, 255, .22);
}

/* Select nativo: cor explícita para não herdar o tema do Windows */
.select-wrap { position: relative; }

.select-wrap select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 3rem;
  cursor: pointer;
}

.select-wrap select option {
  background-color: var(--c-black);
  color: var(--c-white);
}

.select-wrap svg {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--c-blue-bright);
  pointer-events: none;
}

/* Estado de erro */
.field.has-error input,
.field.has-error select { border-color: #FF5C5C; }

.field__error {
  display: none;
  margin-top: .4rem;
  font-size: .82rem;
  color: #FF8080;
}
.field.has-error .field__error { display: block; }

.form__hint {
  margin-top: .9rem;
  font-size: .82rem;
  color: var(--c-muted);
  text-align: center;
}
.form__hint.is-error { color: #FF8080; }
.form__hint.is-ok { color: var(--c-blue-bright); }

/* ---------- Botão flutuante do WhatsApp ---------- */
.wa {
  position: fixed;
  right: clamp(1rem, 3vw, 1.75rem);
  bottom: calc(clamp(1rem, 3vw, 1.75rem) + env(safe-area-inset-bottom));
  z-index: 80;
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  padding: .55rem .65rem;
  border-radius: 100px;
  background: #1FA855;
  color: #fff;
  box-shadow: 0 14px 34px -12px rgba(31, 168, 85, .85);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background-color .3s var(--ease);
}

.wa:hover {
  background: #24C062;
  transform: translateY(-3px);
  box-shadow: 0 20px 40px -12px rgba(36, 192, 98, .95);
}

.wa__icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, .16);
}
.wa__icon svg { width: 26px; height: 26px; }

.wa__label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .96rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding-left: .65rem;
  white-space: nowrap;
}

/* Em telas pequenas mantém só o ícone, com alvo de toque confortável */
@media (max-width: 560px) {
  .wa { padding: .35rem; }
  .wa__label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }
  .wa__icon { width: 52px; height: 52px; background: transparent; }
}

/* ---------- Lightbox ---------- */

/* O `display: grid` abaixo tem precedência sobre o `display: none` que o
   navegador aplica ao atributo [hidden]. Sem esta regra, o lightbox fica
   invisível (opacity 0) mas continua cobrindo a tela e engolindo os cliques
   da página inteira. */
.lightbox[hidden] { display: none; }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(.25rem, 2vw, 1.5rem);
  padding: clamp(1rem, 4vw, 2.5rem);
  background: rgba(4, 5, 7, .94);
  backdrop-filter: blur(10px);
  opacity: 0;
  overscroll-behavior: contain;
  transition: opacity .3s var(--ease);
}

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

.lightbox__figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  min-width: 0;
  min-height: 0;
}

.lightbox__figure img {
  max-width: 100%;
  max-height: 78svh;
  width: auto;
  object-fit: contain;
  border-radius: var(--radius);
  border: 1px solid var(--c-line-strong);
}

.lightbox__figure figcaption {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-text);
  text-align: center;
}

.lightbox__close {
  position: absolute;
  top: clamp(.75rem, 3vw, 1.75rem);
  right: clamp(.75rem, 3vw, 1.75rem);
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  font-size: 2rem;
  line-height: 1;
  color: var(--c-white);
  border: 1px solid var(--c-line-strong);
  border-radius: 50%;
  transition: background-color .25s var(--ease), border-color .25s var(--ease);
}
.lightbox__close:hover {
  background: rgba(255, 255, 255, .12);
  border-color: var(--c-white);
}

.lightbox__nav {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  font-size: 2.4rem;
  line-height: 1;
  color: var(--c-white);
  border: 1px solid var(--c-line-strong);
  border-radius: 50%;
  flex-shrink: 0;
  transition: background-color .25s var(--ease), border-color .25s var(--ease);
}
.lightbox__nav:hover {
  background: var(--c-blue);
  border-color: var(--c-blue);
  color: #04121D;
}

@media (max-width: 640px) {
  .lightbox { grid-template-columns: 1fr; grid-template-rows: 1fr auto; }
  .lightbox__figure { grid-row: 1; }
  .lightbox__nav { grid-row: 2; }
  .lightbox__nav--prev { justify-self: start; }
  .lightbox__nav--next { justify-self: end; grid-row: 2; }
}