/* ============================================================
   COMPONENTS.CSS — Cards, botões, formulário, glass
   ============================================================ */

/* ──────────────────────────────────────────────
   LIQUID GLASS
   ────────────────────────────────────────────── */

.glass {
  background: var(--glass-bg-light);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glass);
}

.glass--dark {
  background: var(--glass-bg-dark);
  border-color: var(--glass-border-dark);
  box-shadow: var(--shadow-md);
}

/* Fallback for browsers without backdrop-filter support */
@supports not (backdrop-filter: blur(1px)) {
  .glass {
    background: var(--glass-bg-solid);
  }
  .glass--dark {
    background: rgba(26, 26, 26, 0.92);
  }
}

/* ──────────────────────────────────────────────
   BOTÕES
   ────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-xl);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base) var(--ease-out-quart);
  white-space: nowrap;
  line-height: 1;
}

.btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

/* Primary — glass effect */
.btn--primary {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px) saturate(1.1);
  -webkit-backdrop-filter: blur(12px) saturate(1.1);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1),
              inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn--primary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15),
              inset 0 1px 0 rgba(255, 255, 255, 0.3);
  color: var(--color-white);
}

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

@supports not (backdrop-filter: blur(1px)) {
  .btn--primary {
    background: var(--color-navy);
  }
}

/* Secondary — outlined */
.btn--secondary {
  background: transparent;
  color: var(--color-navy);
  border: 1px solid var(--color-navy);
}

.btn--secondary:hover {
  background: var(--color-navy);
  color: var(--color-white);
  transform: translateY(-1px);
}

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

/* Dark background variant */
.btn--outline-light {
  background: transparent;
  color: var(--color-offwhite);
  border: 1px solid rgba(245, 242, 238, 0.3);
}

.btn--outline-light:hover {
  background: rgba(245, 242, 238, 0.1);
  border-color: rgba(245, 242, 238, 0.5);
  color: var(--color-offwhite);
}

/* Solid dark */
.btn--dark {
  background: var(--color-black);
  color: var(--color-offwhite);
  border: 1px solid var(--color-black);
}

.btn--dark:hover {
  background: var(--color-navy);
  border-color: var(--color-navy);
  transform: translateY(-1px);
  color: var(--color-offwhite);
}

/* Button icon */
.btn__icon {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-base);
}

.btn:hover .btn__icon {
  transform: translateX(3px);
}

/* Button sizes */
.btn--sm {
  padding: var(--space-xs) var(--space-lg);
  font-size: var(--text-xs);
}

.btn--lg {
  padding: var(--space-md) var(--space-2xl);
  font-size: var(--text-sm);
}

/* ──────────────────────────────────────────────
   CARDS
   ────────────────────────────────────────────── */

.card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base) var(--ease-out-quart);
  border: 1px solid var(--color-gray-light);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-champagne);
}

.card__icon {
  width: 40px;
  height: 40px;
  color: var(--color-champagne);
  margin-bottom: var(--space-lg);
}

.card__title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: var(--weight-regular);
  color: var(--color-black);
  margin-bottom: var(--space-sm);
  line-height: var(--leading-snug);
}

.card__text {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-gray);
}

.card__list {
  list-style: none;
  margin-top: var(--space-md);
}

.card__list li {
  position: relative;
  padding-left: var(--space-lg);
  padding-top: var(--space-xs);
  padding-bottom: var(--space-xs);
  font-size: var(--text-sm);
  color: var(--color-gray-dark);
  line-height: var(--leading-normal);
}

.card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 1px;
  background-color: var(--color-champagne);
}

/* Glass card variant */
.card--glass {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px) saturate(1.1);
  -webkit-backdrop-filter: blur(16px) saturate(1.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.card--glass:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15),
              inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.card--glass .card__title {
  color: var(--color-offwhite);
}

.card--glass .card__text {
  color: rgba(245, 242, 238, 0.7);
}

.card--glass .card__list li {
  color: rgba(245, 242, 238, 0.7);
}

@supports not (backdrop-filter: blur(1px)) {
  .card--glass {
    background: rgba(26, 26, 26, 0.88);
  }
}

/* Flat card (no elevation) */
.card--flat {
  border: none;
  background: var(--color-offwhite);
  border-radius: var(--radius-md);
}

.card--flat:hover {
  transform: none;
  box-shadow: none;
  background: var(--color-gray-lighter);
}

/* ──────────────────────────────────────────────
   FORMULÁRIO
   ────────────────────────────────────────────── */

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-gray-dark);
  margin-bottom: var(--space-xs);
  letter-spacing: var(--tracking-wide);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-sm) 0;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-black);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-gray-light);
  border-radius: 0;
  outline: none;
  transition: border-color var(--transition-base);
  -webkit-appearance: none;
  appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-bottom-color: var(--color-navy);
  box-shadow: 0 1px 0 0 var(--color-navy);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-gray);
  opacity: 0.6;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-error);
  margin-top: var(--space-2xs);
  display: none;
}

.form-group--error .form-input,
.form-group--error .form-textarea {
  border-bottom-color: var(--color-error);
}

.form-group--error .form-error {
  display: block;
}

/* Checkbox custom */
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  min-width: 18px;
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-sm);
  cursor: pointer;
  position: relative;
  margin-top: 2px;
  transition: all var(--transition-fast);
}

.form-checkbox input[type="checkbox"]:checked {
  background-color: var(--color-navy);
  border-color: var(--color-navy);
}

.form-checkbox input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 5px;
  width: 5px;
  height: 9px;
  border: solid var(--color-white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.form-checkbox input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.form-checkbox__text {
  font-size: var(--text-sm);
  color: var(--color-gray);
  line-height: var(--leading-normal);
}

.form-checkbox__text a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Form success/error messages */
.form-message {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  margin-top: var(--space-lg);
  display: none;
}

.form-message--success {
  background: rgba(74, 103, 65, 0.08);
  color: var(--color-success);
  border: 1px solid rgba(74, 103, 65, 0.2);
}

.form-message--error {
  background: rgba(139, 58, 58, 0.08);
  color: var(--color-error);
  border: 1px solid rgba(139, 58, 58, 0.2);
}

.form-message.is-visible {
  display: block;
}

/* ──────────────────────────────────────────────
   CONTENT CARD (Blog)
   ────────────────────────────────────────────── */

.content-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-gray-light);
  transition: all var(--transition-base) var(--ease-out-quart);
}

.content-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.content-card__image {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 */
  background: var(--color-gray-light);
  overflow: hidden;
}

.content-card__image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.content-card:hover .content-card__image img {
  transform: scale(1.03);
}

.content-card__body {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.content-card__tag {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-champagne-dark);
  margin-bottom: var(--space-sm);
}

.content-card__title {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: var(--weight-regular);
  color: var(--color-black);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-sm);
}

.content-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-gray);
  line-height: var(--leading-relaxed);
  flex: 1;
}

.content-card__meta {
  font-size: var(--text-xs);
  color: var(--color-gray);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-gray-light);
}

/* ──────────────────────────────────────────────
   MAP CONTAINER
   ────────────────────────────────────────────── */

.map-container {
  position: relative;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-gray-light);
}

.map-container iframe {
  display: block;
  width: 100%;
  height: 400px;
  border: none;
}

.map-overlay {
  position: absolute;
  bottom: var(--space-lg);
  left: var(--space-lg);
  background: var(--glass-bg-light);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  max-width: 320px;
}

@supports not (backdrop-filter: blur(1px)) {
  .map-overlay {
    background: rgba(255, 255, 255, 0.95);
  }
}

/* ──────────────────────────────────────────────
   BACK TO TOP
   ────────────────────────────────────────────── */

.back-to-top {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  color: var(--color-black);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: var(--z-sticky);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.back-to-top:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

@supports not (backdrop-filter: blur(1px)) {
  .back-to-top {
    background: var(--color-offwhite);
    border-color: var(--color-gray-light);
  }
}

.back-to-top__icon {
  width: 20px;
  height: 20px;
}