/* Theme switch */
.home,
.home-wrapper {
  transition: background-color 0.2s ease;
}

/* ================================================================
   PAGE LOADER — shown on entry to every marketing page (and briefly
   again when clicking to another one) so navigation feels like one
   continuous transition instead of a blank/flashing reload. See
   js/page-loader.js.
   ================================================================ */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0a0f0d;
  opacity: 1;
  transition: opacity 0.35s ease;
}
.page-loader--hidden {
  opacity: 0;
  pointer-events: none;
}
.page-loader__spinner {
  width: 4.8rem;
  height: 4.8rem;
  border: 0.4rem solid rgba(255, 255, 255, 0.15);
  border-top-color: #5da578;
  border-radius: 50%;
  animation: page-loader-spin 0.8s linear infinite;
}
@keyframes page-loader-spin {
  to {
    transform: rotate(360deg);
  }
}
.why-card__icon-bg,
.why-card__image,
.feature-card__icon,
.feature-card__image,
.plant-card__tag,
.plant-card__body {
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

/* Buttons */
.hero__btn,
.cta-banner__btn,
.theme-toggle,
.scroll-top,
.header__menu-toggle,
.how__carousel-btn,
.sistema-app__auth-btn,
.m-sistema-auth-btn {
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.hero__btn:hover,
.cta-banner__btn:hover,
.sistema-app__auth-btn:hover,
.m-sistema-auth-btn:hover {
  opacity: 0.9;
}
.hero__btn:active,
.cta-banner__btn:active,
.sistema-app__auth-btn:active,
.m-sistema-auth-btn:active {
  transform: scale(0.98);
}
.theme-toggle:hover,
.scroll-top:hover,
.header__menu-toggle:hover {
  opacity: 0.8;
}
.theme-toggle:active,
.scroll-top:active {
  transform: scale(0.92);
}

/* Focus visibility (keyboard navigation) */
.hero__btn:focus-visible,
.cta-banner__btn:focus-visible,
.theme-toggle:focus-visible,
.scroll-top:focus-visible,
.header__menu-toggle:focus-visible,
.header__nav-link:focus-visible,
.how__carousel-btn:focus-visible {
  outline: 2px solid var(--dm-accent);
  outline-offset: 2px;
}

/* Header nav links */
.header__nav-link {
  transition: color 0.15s ease;
}
.header__nav-link:hover {
  color: var(--color-green-normal-hover);
}

/* Mobile nav dropdown */
.header__nav {
  transition: opacity 0.2s ease;
}

/* ================================================================
   APP SHELL — smoother nav, header, tab bar
   ================================================================ */
.app-nav__link {
  transition: color 0.15s ease, opacity 0.15s ease;
}
.app-nav__link:hover {
  opacity: 0.85;
}
.app-header__avatar,
.app-header__bell {
  transition: opacity 0.15s ease, transform 0.15s ease;
}
.app-header__bell:hover,
.app-header__avatar:hover {
  opacity: 0.85;
  transform: translateY(-0.1rem);
}
.m-app-tab__icon,
.m-app-tab__label {
  transition: opacity 0.15s ease, transform 0.15s ease;
}
.m-app-tab:active .m-app-tab__icon {
  transform: scale(0.92);
}

/* ================================================================
   APP CARDS — gentle hover lift + fade-in on render
   ================================================================ */
@keyframes cardFadeIn {
  from {
    opacity: 0;
    transform: translateY(0.8rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.est-card,
.m-est-card,
.cam-card,
.m-cam-card,
.app-sensor-card,
.app-station-card,
.rel-suggestion,
.m-rel-suggestion {
  animation: cardFadeIn 0.3s ease both;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.est-card:hover,
.cam-card:hover,
.app-station-card:hover,
.rel-suggestion:hover {
  transform: translateY(-0.3rem);
  box-shadow: 0 0.8rem 1.8rem rgba(0, 0, 0, 0.25);
}

/* ================================================================
   APP BUTTONS / ICON ACTIONS — consistent hover + press feedback
   ================================================================ */
.app-estacoes__new-btn,
.est-card__btn,
.est-card__edit,
.est-card__delete,
.m-est-card__edit,
.m-est-card__delete,
.m-est-card__btn,
.cam-card__btn,
.cam-m-card__btn,
.app-camera__refresh,
.m-app-camera__refresh,
.rel-suggestion__btn,
.m-rel-suggestion__btn,
.app-station-card__btn,
.station-modal__cancel,
.station-modal__submit,
.profile-modal__cancel,
.profile-modal__submit,
.profile-modal__avatar-btn,
.confirm-modal__cancel,
.confirm-modal__confirm {
  transition: transform 0.12s ease, opacity 0.15s ease, box-shadow 0.15s ease;
}
.app-estacoes__new-btn:hover,
.est-card__btn:hover,
.cam-card__btn:hover,
.cam-m-card__btn:hover,
.rel-suggestion__btn:hover,
.m-rel-suggestion__btn:hover,
.app-station-card__btn:hover,
.station-modal__submit:hover,
.profile-modal__submit:hover,
.app-camera__refresh:hover,
.m-app-camera__refresh:hover,
.confirm-modal__confirm:hover {
  opacity: 0.9;
}
.app-estacoes__new-btn:active,
.est-card__btn:active,
.est-card__edit:active,
.est-card__delete:active,
.m-est-card__edit:active,
.m-est-card__delete:active,
.m-est-card__btn:active,
.cam-card__btn:active,
.cam-m-card__btn:active,
.rel-suggestion__btn:active,
.m-rel-suggestion__btn:active,
.app-station-card__btn:active,
.station-modal__cancel:active,
.station-modal__submit:active,
.profile-modal__cancel:active,
.profile-modal__submit:active,
.profile-modal__avatar-btn:active,
.confirm-modal__cancel:active,
.confirm-modal__confirm:active {
  transform: scale(0.96);
}
.est-card__edit:hover,
.est-card__delete:hover,
.m-est-card__edit:hover,
.m-est-card__delete:hover {
  transform: scale(1.06);
}
.station-modal__submit:disabled,
.profile-modal__submit:disabled,
.rel-suggestion__btn:disabled,
.m-rel-suggestion__btn:disabled {
  transform: none;
}

/* Settings toggle rows — brief tap feedback since the on/off state
   itself is an instant icon swap, not something we can crossfade */
.cfg-row[data-action="toggle"],
.m-cfg-row[data-action="toggle"] {
  transition: transform 0.12s ease;
}
.cfg-row[data-action="toggle"]:active,
.m-cfg-row[data-action="toggle"]:active {
  transform: scale(0.985);
}

/* ================================================================
   MODALS — fade + scale in on open, fade + scale out on close
   ================================================================ */
@keyframes modalOverlayIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes modalPanelIn {
  from {
    opacity: 0;
    transform: translateY(1.2rem) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
.station-modal:not([hidden]),
.profile-modal:not([hidden]),
.confirm-modal:not([hidden]) {
  animation: modalOverlayIn 0.2s ease;
}
.station-modal:not([hidden]) .station-modal__panel,
.profile-modal:not([hidden]) .profile-modal__panel,
.confirm-modal:not([hidden]) .confirm-modal__panel {
  animation: modalPanelIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.station-modal.is-closing,
.profile-modal.is-closing,
.confirm-modal.is-closing {
  opacity: 0;
  transition: opacity 0.18s ease;
}
.station-modal.is-closing .station-modal__panel,
.profile-modal.is-closing .profile-modal__panel,
.confirm-modal.is-closing .confirm-modal__panel {
  opacity: 0;
  transform: translateY(1.2rem) scale(0.96);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

/* ================================================================
   LOGIN / SIGNUP — inputs and primary actions
   ================================================================ */
.login-field input,
.signup-field input {
  transition: box-shadow 0.15s ease, background-color 0.15s ease;
}
.login-field input:focus,
.signup-field input:focus {
  box-shadow: 0 0 0 0.2rem var(--color-green-accent);
}
.login-form__submit,
.signup-form__submit,
.m-login-form__submit,
.m-signup-form__submit {
  transition: transform 0.12s ease, opacity 0.15s ease;
}
.login-form__submit:hover,
.signup-form__submit:hover,
.m-login-form__submit:hover,
.m-signup-form__submit:hover {
  opacity: 0.9;
}
.login-form__submit:active,
.signup-form__submit:active,
.m-login-form__submit:active,
.m-signup-form__submit:active {
  transform: scale(0.98);
}
.login-form__error,
.signup-form__error,
.m-login-form__error,
.m-signup-form__error,
.station-modal__error,
.profile-modal__error {
  animation: cardFadeIn 0.2s ease both;
}

/* ================================================================
   TOASTS — replaces native alert() popups across the app
   ================================================================ */
.toast-host {
  position: fixed;
  left: 50%;
  bottom: 3rem;
  transform: translateX(-50%);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  max-width: 46rem;
  padding: 1.3rem 2rem;
  border-radius: 1rem;
  background: var(--app-card-bg);
  color: var(--app-text);
  font: 500 1.5rem/1.4 var(--font-body);
  box-shadow: 0 0.8rem 2rem rgba(0, 0, 0, 0.35);
  border: 1px solid var(--app-muted);
  opacity: 0;
  transform: translateY(1rem) scale(0.97);
  transition: opacity 0.2s ease, transform 0.2s ease;
  cursor: pointer;
}
.toast--visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.toast--error {
  border-color: var(--color-danger);
}

/* ================================================================
   REDUCED MOTION — respect user preference
   ================================================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}