/* ============================================
   ELEVATED ROOF MARKETING — Shared Components
   Buttons, Cards, Forms, Footer
   ============================================ */

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 14px 28px;
  font-family: var(--font-heading);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base), color var(--transition-base);
  line-height: 1;
}

.btn:hover {
  text-decoration: none;
}

/* Gradient */
.btn--gradient {
  background: var(--gradient-brand);
  color: var(--color-navy);
}

.btn--gradient:hover {
  background: var(--gradient-brand-hover);
  color: var(--color-navy);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

/* Ghost */
.btn--ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.btn--ghost:hover {
  border-color: var(--color-teal);
  color: var(--color-teal);
}

/* Outline */
.btn--outline {
  background: transparent;
  border: 2px solid var(--color-teal);
  color: var(--color-teal);
}

.btn--outline:hover {
  background: var(--color-teal);
  color: var(--color-navy);
}

/* Sizes */
.btn--sm {
  padding: 10px 20px;
  font-size: var(--text-xs);
}

.btn--lg {
  padding: 18px 36px;
  font-size: var(--text-base);
}

/* ---- Cards ---- */
.card {
  background: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 205, 209, 0.2);
  box-shadow: var(--shadow-glow);
}

/* ---- Form Elements ---- */
.form-field {
  margin-bottom: var(--space-md);
}

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

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-teal);
  box-shadow: 0 0 0 3px rgba(0, 205, 209, 0.1);
  outline: none;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

/* Select custom arrow */
.form-field select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23A0A8B0' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

/* Textarea */
.form-field textarea {
  resize: vertical;
  min-height: 120px;
}

/* Error state */
.form-field--error input,
.form-field--error select,
.form-field--error textarea {
  border-color: #E74C3C;
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.form-field__error {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--text-xs);
  color: #E74C3C;
}

/* ---- Footer ---- */
.footer {
  background: var(--color-navy-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer__main {
  padding: var(--space-3xl) 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
}

.footer__brand {
  max-width: 280px;
}

.footer__logo {
  display: inline-block;
  margin-bottom: var(--space-md);
}

.footer__logo img {
  height: 44px;
  width: auto;
}

.footer__tagline {
  font-family: var(--font-heading);
  font-weight: var(--weight-semibold);
  font-size: var(--text-base);
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  margin-bottom: var(--space-sm);
}

.footer__desc {
  color: var(--color-gray);
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.footer__social {
  display: flex;
  flex-direction: row;
  gap: var(--space-sm);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-gray);
  transition: background var(--transition-fast), color var(--transition-fast);
  text-decoration: none;
}

.footer__social-link:hover {
  background: var(--color-teal);
  color: var(--color-navy);
  text-decoration: none;
}

.footer__social-link svg {
  width: 20px;
  height: 20px;
}

.footer__col-heading {
  font-family: var(--font-heading);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer__link {
  display: block;
  color: var(--color-gray);
  font-size: var(--text-sm);
  padding: var(--space-xs) 0;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-teal);
  text-decoration: none;
}

.footer__contact-item {
  margin-bottom: var(--space-sm);
}

.footer__contact-label {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-gray-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 2px;
}

.footer__contact-value {
  color: var(--color-gray);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__contact-value:hover {
  color: var(--color-teal);
  text-decoration: none;
}

/* Footer Bottom */
.footer__bottom {
  padding: var(--space-md) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__legal {
  font-size: var(--text-xs);
  color: var(--color-gray-dark);
  margin: 0;
}

.footer__bottom-links {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.footer__bottom-link {
  font-size: var(--text-xs);
  color: var(--color-gray-dark);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer__bottom-link:hover {
  color: var(--color-teal);
}

.footer__bottom-divider {
  display: inline-block;
  width: 1px;
  height: 12px;
  background: rgba(255, 255, 255, 0.2);
}

/* ---- Responsive ---- */

/* Tablet */
@media (max-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .footer__brand {
    max-width: 100%;
    grid-column: 1 / -1;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer__bottom-inner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-sm);
  }
  .footer__bottom-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
  }
  .footer__bottom-divider {
    display: inline-block;
    width: 1px;
    height: 12px;
    background: rgba(255, 255, 255, 0.3);
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .btn {
    width: 100%;
  }

  .footer__social {
    justify-content: center;
  }
}