/* =========================================================
   Layout - header e footer (global)
   ========================================================= */

/* ===== HEADER ===== */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-line);
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  transition: box-shadow var(--transition);
}
.site-header.is-scrolled { box-shadow: var(--shadow-sm); }
.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  min-height: 68px;
}
.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: var(--fw-bold);
  font-size: 1.1rem;
  color: var(--color-ink);
  flex-shrink: 0;
  letter-spacing: -0.01em;
}
.site-header__brand img { max-height: 38px; width: auto; }
.site-header__icon { border-radius: 8px; }

/* Menu */
.site-nav { margin-left: auto; }
.site-nav__list {
  list-style: none;
  display: flex;
  gap: var(--space-md);
  margin: 0;
  padding: 0;
}
.site-nav__list a {
  color: var(--color-text);
  font-weight: var(--fw-regular);
  font-size: var(--fs-sm);
  padding: 0.4rem 0;
}
.site-nav__list a:hover { color: var(--color-primary); }
.site-nav__list .current-menu-item a,
.site-nav__list .current_page_item a { color: var(--color-primary); font-weight: var(--fw-semibold); }

/* Botoes dentro do menu (so mobile) */
.site-nav__cta { display: none; }

/* Acoes a direita */
.site-header__actions { display: flex; align-items: center; gap: var(--space-sm); flex-shrink: 0; }
.site-header__account { gap: 0.4rem; }

/* Carrinho */
.site-cart {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  color: var(--color-ink);
  border-radius: 50%;
  transition: background var(--transition), color var(--transition);
}
.site-cart:hover { background: var(--color-bg); color: var(--color-primary); }
.site-cart svg { width: 21px; height: 21px; }
.site-cart__count {
  position: absolute;
  top: 3px; right: 1px;
  min-width: 17px; height: 17px;
  padding: 0 5px;
  display: grid; place-items: center;
  background: var(--color-cta);
  color: var(--color-ink);
  font-size: 10px; font-weight: var(--fw-bold);
  border-radius: var(--radius-pill);
  line-height: 1;
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.site-header__toggle span { width: 22px; height: 2px; background: var(--color-ink); display: block; border-radius: 2px; }

/* ===== FOOTER ===== */
.site-footer { background: var(--color-ink); color: rgba(255,255,255,0.7); }
.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  padding-block: var(--space-xl);
}
.site-footer__brand {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-weight: var(--fw-bold); color: #fff; font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}
.site-footer__brand img { border-radius: 8px; }
.site-footer__tagline { color: rgba(255,255,255,0.6); font-size: var(--fs-sm); max-width: 40ch; }
.site-footer__social { display: flex; gap: var(--space-xs); margin-top: var(--space-md); }
.site-footer__social a {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 50%;
  color: rgba(255,255,255,0.8);
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}
.site-footer__social a:hover { background: var(--color-gold); border-color: var(--color-gold); color: var(--color-ink); }
.site-footer__social svg { width: 18px; height: 18px; }

.site-footer__col h3 { color: #fff; font-size: var(--fs-sm); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: var(--space-sm); }
.site-footer__col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.6rem; }
.site-footer__col a { color: rgba(255,255,255,0.7); font-size: var(--fs-sm); }
.site-footer__col a:hover { color: var(--color-gold-soft); }

.site-footer__bottom { border-top: 1px solid rgba(255,255,255,0.12); padding-block: var(--space-md); }
.site-footer__copy { font-size: var(--fs-sm); color: rgba(255,255,255,0.5); margin: 0; }

/* =========================================================
   RESPONSIVO (header mobile + footer)
   ========================================================= */
@media (min-width: 600px) {
  .site-footer__grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .site-footer__brandcol { grid-column: 1 / -1; }
}
@media (min-width: 900px) {
  .site-footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .site-footer__brandcol { grid-column: auto; }
}

@media (max-width: 860px) {
  .site-nav {
    position: absolute;
    top: 68px; left: 0; right: 0;
    margin-left: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-line);
    box-shadow: var(--shadow-md);
    padding: var(--space-md);
    display: none;
    z-index: var(--z-overlay);
  }
  .site-nav.is-open { display: block; }
  .site-nav__list { flex-direction: column; gap: var(--space-xs); }
  .site-nav__list a { display: block; padding: 0.6rem 0; border-bottom: 1px solid var(--color-line); font-size: var(--fs-body); }

  .site-nav__cta { display: grid; gap: var(--space-xs); margin-top: var(--space-sm); }

  .site-header__actions { margin-left: auto; }
  .site-header__toggle { display: flex; }
  .site-header__account,
  .site-header__cta { display: none; }
}

/* =========================================================
   LOGIN / AREA DO ALUNO (split editorial) + modal de login
   ========================================================= */
.et-auth { display: grid; grid-template-columns: 1fr; min-height: 600px; max-width: none; padding: 0; }
.et-auth__aside { display: none; position: relative; isolation: isolate; }
.et-auth__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.et-auth__aside::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(15,27,45,0.45), rgba(15,27,45,0.85)),
    radial-gradient(120% 100% at 20% 20%, transparent 40%, rgba(15,27,45,0.4));
}
.et-auth__aside-inner { padding: var(--space-2xl) var(--space-xl); color: #fff; max-width: 46ch; }
.et-auth__aside-inner .eyebrow,
.et-auth__aside-inner .eyebrow::before { color: var(--color-gold-soft); background: var(--color-gold-soft); }
.et-auth__quote { font-size: var(--fs-lead); font-weight: var(--fw-light); line-height: 1.5; color: #fff; margin: var(--space-sm) 0; }
.et-auth__cite { font-size: var(--fs-sm); color: var(--color-gold-soft); letter-spacing: 0.04em; }
.et-auth__panel { display: flex; align-items: center; justify-content: center; background: var(--color-bg); padding: var(--space-xl) var(--space-md); }
.et-auth .tutor-login-form-wrapper {
  width: 100%; max-width: 400px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-xl) var(--space-lg);
}
.et-auth__eyebrow { color: var(--color-gold); }
.et-auth__title { font-size: var(--fs-h2); color: var(--color-ink); margin-bottom: var(--space-lg); }

/* Campos e botoes do form (classes reais do Tutor) - valem no split e no modal */
.et-auth .tutor-form-control,
.tutor-login-modal .tutor-form-control {
  width: 100%; height: 48px;
  font-family: var(--font-base); font-size: var(--fs-body);
  padding: 0 1rem; background: var(--color-surface);
  border: 1px solid var(--color-line); border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.et-auth .tutor-form-control:focus,
.tutor-login-modal .tutor-form-control:focus {
  outline: 0; border-color: var(--color-gold);
  box-shadow: 0 0 0 3px var(--color-gold-10);
}
.et-auth .tutor-btn-primary,
.tutor-login-modal .tutor-btn-primary {
  width: 100% !important;
  background: var(--color-cta) !important; color: var(--color-ink) !important;
  font-family: var(--font-base) !important; font-weight: var(--fw-semibold) !important;
  border: 0 !important; border-radius: var(--radius-sm) !important;
  padding: 0.9rem 1.5rem !important; box-shadow: var(--shadow-xs) !important;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition) !important;
}
.et-auth .tutor-btn-primary:hover,
.tutor-login-modal .tutor-btn-primary:hover {
  background: var(--color-cta-hover) !important; color: #fff !important;
  transform: translateY(-2px); box-shadow: var(--shadow-md) !important;
}
.et-auth .tutor-btn-ghost,
.et-auth .tutor-btn-link,
.tutor-login-modal .tutor-btn-ghost,
.tutor-login-modal .tutor-btn-link { color: var(--color-primary) !important; font-weight: var(--fw-medium) !important; }
.et-auth .tutor-btn-ghost:hover,
.et-auth .tutor-btn-link:hover { color: var(--color-cta-hover) !important; }
.et-auth .tutor-form-check-input:checked,
.tutor-login-modal .tutor-form-check-input:checked { accent-color: var(--color-gold); }
.tutor-login-modal .tutor-modal-content { border-radius: var(--radius-lg); }

@media (min-width: 900px) {
  .et-auth { grid-template-columns: 1.05fr 0.95fr; min-height: calc(100vh - 69px); }
  .et-auth__aside { display: flex; align-items: flex-end; }
}