/* ============================================
   ThermOS — Components
   Buttons, cards, badges, accordion, timeline, form
   ============================================ */

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  line-height: 1;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  white-space: nowrap;
  cursor: pointer;
}

.btn--primary {
  background-color: var(--color-secondary);
  color: var(--color-text-light);
  padding: var(--space-4) var(--space-8);
  font-size: 1.05rem;
}

.btn--primary:hover {
  background-color: var(--color-secondary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 111, 0, 0.35);
  color: var(--color-text-light);
}

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

.btn--large {
  padding: var(--space-4) var(--space-12);
  font-size: 1.1rem;
  border-radius: var(--radius-md);
}

.btn--ghost {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.5);
  color: var(--color-text-light);
  padding: var(--space-3) var(--space-6);
}

.btn--ghost:hover {
  border-color: var(--color-text-light);
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-text-light);
}

.btn--ghost-dark {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

.btn--ghost-dark:hover {
  background: var(--color-secondary);
  color: var(--color-text-light);
}

.btn--white {
  background-color: var(--color-bg-white);
  color: var(--color-secondary);
  padding: var(--space-4) var(--space-8);
  font-size: 1.05rem;
}

.btn--white:hover {
  background-color: #F0F0F0;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  color: var(--color-secondary);
}

.btn--icon {
  padding: var(--space-3);
  border-radius: var(--radius-full);
}

/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-whatsapp);
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background-color: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-base);
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
  color: white;
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: white;
}

.whatsapp-float__tooltip {
  position: absolute;
  right: 72px;
  background: var(--color-bg-dark);
  color: var(--color-text-light);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--fs-small);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.whatsapp-float:hover .whatsapp-float__tooltip {
  opacity: 1;
}

/* ============================================
   CARDS
   ============================================ */

.card {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--color-border);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  background: linear-gradient(135deg, rgba(198, 40, 40, 0.1), rgba(255, 111, 0, 0.1));
}

.card__icon svg,
.card__icon i {
  width: 24px;
  height: 24px;
  color: var(--color-secondary);
}

.card__number {
  font-size: var(--fs-impact);
  font-weight: var(--fw-extrabold);
  color: var(--color-secondary);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-3);
  letter-spacing: -0.03em;
}

.card__title {
  font-size: var(--fs-h4);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.card__text {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  line-height: var(--lh-body);
}

.card__expandable {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), opacity var(--transition-base);
  opacity: 0;
}

.card:hover .card__expandable {
  max-height: 60px;
  opacity: 1;
  margin-top: var(--space-4);
}

.card__expandable span {
  display: inline-block;
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--color-success);
  background: rgba(46, 125, 50, 0.1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

/* Pain point cards — with icon top-left accent */
.card--pain {
  text-align: center;
  position: relative;
}

.card--pain .card__icon {
  margin: 0 auto var(--space-6);
  width: 56px;
  height: 56px;
}

/* System cards — grid */
.card--system {
  padding: var(--space-6);
}

.card--system .card__icon {
  margin-bottom: var(--space-4);
}

/* ============================================
   BADGE
   ============================================ */

.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  line-height: 1.4;
}

.badge--free {
  background: var(--color-accent);
  color: var(--color-bg-dark);
}

.badge--accent {
  background: rgba(255, 183, 77, 0.15);
  color: var(--color-secondary);
}

.badge--dark {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-text-light);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.badge--outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

/* ============================================
   TIMELINE (Esteira de Serviços)
   ============================================ */

.timeline {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  padding-left: 64px;
  padding-bottom: var(--space-12);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__marker {
  position: absolute;
  left: 12px;
  top: 4px;
  width: 26px;
  height: 26px;
  border-radius: var(--radius-full);
  background: var(--color-bg-white);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--color-text-secondary);
  z-index: 1;
}

.timeline__item--highlight .timeline__marker {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-text-light);
  width: 30px;
  height: 30px;
  left: 10px;
}

.timeline__item--highlight::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 4px;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-full);
  background: var(--color-secondary);
  opacity: 0.2;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.2;
  }

  50% {
    transform: scale(1.5);
    opacity: 0;
  }
}

.timeline__content {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.timeline__item--highlight .timeline__content {
  border-color: var(--color-secondary);
  box-shadow: 0 2px 12px rgba(255, 111, 0, 0.1);
}

.timeline__step-label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.timeline__title {
  font-size: var(--fs-h4);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-2);
}

.timeline__text {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.timeline__price {
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
}

/* ============================================
   ACCORDION (FAQ)
   ============================================ */

.accordion {
  max-width: 720px;
  margin: 0 auto;
}

.accordion__item {
  border-bottom: 1px solid var(--color-border);
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6) 0;
  text-align: left;
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  cursor: pointer;
  gap: var(--space-4);
  transition: color var(--transition-base);
}

.accordion__trigger:hover {
  color: var(--color-secondary);
}

.accordion__icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  transition: transform var(--transition-base);
}

.accordion__item.active .accordion__icon {
  transform: rotate(180deg);
}

.accordion__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow) ease;
}

.accordion__body {
  padding-bottom: var(--space-6);
  color: var(--color-text-secondary);
  line-height: var(--lh-body);
}

/* ============================================
   IMPACT NUMBERS
   ============================================ */

.impact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.impact-item__number {
  font-size: var(--fs-impact);
  font-weight: var(--fw-extrabold);
  color: var(--color-accent);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.impact-item__label {
  font-size: var(--fs-body);
  color: rgba(255, 255, 255, 0.7);
  max-width: 200px;
  margin: 0 auto;
}

/* ============================================
   FLOW DIAGRAM
   ============================================ */

.flow-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  padding: var(--space-8) 0;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-bg-alt);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-small);
  border: 1px solid var(--color-border);
}

.flow-step--highlight {
  background: var(--color-secondary);
  color: var(--color-text-light);
  border-color: var(--color-secondary);
}

.flow-arrow {
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.flow-arrow svg {
  width: 20px;
  height: 20px;
}

/* ============================================
   FORM
   ============================================ */

.form {
  max-width: 480px;
  margin: 0 auto;
}

.form__group {
  margin-bottom: var(--space-4);
}

.form__label {
  display: block;
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-2);
  color: rgba(255, 255, 255, 0.9);
}

.form__input,
.form__textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-sm);
  color: var(--color-text-light);
  font-size: var(--fs-body);
  transition: all var(--transition-base);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.18);
  box-shadow: 0 0 0 3px rgba(255, 111, 0, 0.2);
}

.form__textarea {
  min-height: 100px;
  resize: vertical;
}

.form__hint {
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.5);
  margin-top: var(--space-1);
}

.form__trust {
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
  margin-top: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.form__trust svg {
  width: 14px;
  height: 14px;
  opacity: 0.5;
}

.form__divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-6) 0;
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.5);
}

.form__divider::before,
.form__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
}

/* ============================================
   CREDENTIALS / BADGES ROW
   ============================================ */

.credentials {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.credentials--center {
  justify-content: center;
}

.credential-tag {
  padding: var(--space-1) var(--space-4);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: rgba(255, 255, 255, 0.8);
}

.credential-tag--light {
  background: var(--color-bg-alt);
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}

/* ============================================
   COOKIE CONSENT BANNER
   ============================================ */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: calc(var(--z-overlay) - 1);
  background: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  font-size: var(--fs-small);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  transform: translateY(0);
  transition: transform var(--transition-base);
}

.cookie-banner.hidden {
  transform: translateY(100%);
  pointer-events: none;
}

.cookie-banner a {
  color: var(--color-secondary);
}

.cookie-banner a:hover {
  text-decoration: underline;
}

.cookie-banner__btn {
  flex-shrink: 0;
  padding: var(--space-2) var(--space-6);
  background: var(--color-secondary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  cursor: pointer;
  transition: background var(--transition-base);
}

.cookie-banner__btn:hover {
  background: var(--color-secondary-dark);
}

@media (max-width: 767px) {
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
  }

  .cookie-banner__btn {
    width: 100%;
    text-align: center;
  }
}

/* ============================================
   ABOUT SECTION LAYOUT
   ============================================ */

.about-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-12);
  align-items: start;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--color-bg-alt);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
}

.about-content h2 {
  margin-bottom: var(--space-6);
}

.about-content p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

/* ============================================
   RESPONSIVE — COMPONENTS
   ============================================ */

@media (max-width: 1199px) {
  .impact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8) var(--space-6);
  }

  .about-grid {
    grid-template-columns: 220px 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 767px) {
  .impact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .impact-item__number {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-image {
    max-width: 240px;
    margin: 0 auto;
    aspect-ratio: 1;
  }

  .credentials {
    justify-content: center;
  }

  .timeline::before {
    left: 16px;
  }

  .timeline__item {
    padding-left: 48px;
  }

  .timeline__marker {
    left: 6px;
    width: 22px;
    height: 22px;
    font-size: 10px;
  }

  .timeline__item--highlight .timeline__marker {
    width: 26px;
    height: 26px;
    left: 4px;
  }

  .timeline__item--highlight::before {
    left: 4px;
    width: 26px;
    height: 26px;
  }

  .flow-diagram {
    flex-direction: column;
  }

  .flow-arrow {
    transform: rotate(90deg);
  }

  .form {
    max-width: 100%;
  }

  .whatsapp-float {
    bottom: var(--space-4);
    right: var(--space-4);
    width: 54px;
    height: 54px;
  }

  .whatsapp-float svg {
    width: 26px;
    height: 26px;
  }

  .whatsapp-float__tooltip {
    display: none;
  }
}