/* ============================================
   COMPONENTS.CSS — Reusable UI Components
   ============================================ */

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--navbar-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.navbar.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  text-decoration: none;
}

.navbar__brand--footer {
  margin-bottom: 1rem;
}

.brand-logo__icon {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
  font-family: var(--font-sans);
  flex-shrink: 0;
  line-height: 1;
}

.brand-logo__name {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  font-family: var(--font-sans);
  white-space: nowrap;
  line-height: 1;
}

.brand-logo__accent {
  font-weight: 700;
  color: var(--color-accent-dark);
}

/* Footer brand overrides */
.navbar__brand--footer .brand-logo__name {
  color: #fff;
}

.navbar__brand--footer .brand-logo__accent {
  color: #fbbf24;
}

.navbar__brand--footer .brand-logo__icon {
  background: var(--color-primary);
}

/* Responsive scaling */
@media (max-width: 374px) {
  .brand-logo__icon {
    width: 26px;
    height: 26px;
  }
  .brand-logo__name {
    font-size: 1.1rem;
  }
}

.navbar__menu {
  display: none;
  align-items: center;
  gap: var(--space-6);
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.navbar__links a {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.navbar__links a:hover,
.navbar__links a.active {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.navbar__cta {
  flex-shrink: 0;
}

.navbar__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
  border-radius: var(--radius-md);
  background: none;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.navbar__hamburger:hover { background: var(--color-surface-alt); }

.navbar__hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
  transform-origin: center;
}

/* Hamburger animation when open */
.navbar.nav-open .navbar__hamburger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar.nav-open .navbar__hamburger span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.navbar.nav-open .navbar__hamburger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
@media (max-width: 767px) {
  .navbar__menu {
    display: none;
    position: absolute;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4);
    gap: var(--space-2);
  }

  .navbar.nav-open .navbar__menu {
    display: flex;
  }

  .navbar__links {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .navbar__links a {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    border-radius: var(--radius-md);
  }

  .navbar__cta {
    width: 100%;
    text-align: center;
    margin-top: var(--space-2);
  }
}

@media (min-width: 768px) {
  .navbar__menu { display: flex; }
  .navbar__hamburger { display: none; }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: 1;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  font-family: var(--font-sans);
}

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

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

.btn--full { width: 100%; }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(26, 86, 219, 0.35);
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn--accent:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-1px);
}

.btn--outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: transparent;
}
.btn--ghost:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
}

.btn--whatsapp {
  background: #25d366;
  color: #fff;
  border-color: #25d366;
}
.btn--whatsapp:hover {
  background: #1ebe5d;
  border-color: #1ebe5d;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
}

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  padding: var(--space-6);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.card--shadow {
  box-shadow: var(--shadow-sm);
  border-color: transparent;
}

.card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  font-size: 1.5rem;
  flex-shrink: 0;
}

.card__icon--primary {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.card__icon--accent {
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
}

.card__icon--success {
  background: #d1fae5;
  color: #065f46;
}

.card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

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

/* ============================================
   FLOATING WHATSAPP BUTTON
   ============================================ */
.whatsapp-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 900;
  width: 56px;
  height: 56px;
  background: #25d366;
  color: #fff;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  text-decoration: none;
}

.whatsapp-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.6);
}

.whatsapp-fab svg {
  width: 28px;
  height: 28px;
}

.whatsapp-fab__pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  background: #25d366;
  animation: pulse-ring 2.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes pulse-ring {
  0%   { transform: scale(1); opacity: 0.7; }
  80%, 100% { transform: scale(1.5); opacity: 0; }
}

/* ============================================
   QUOTE MODAL
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background: var(--color-surface);
  border-radius: var(--radius-2xl);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-2xl);
  transform: scale(0.95) translateY(16px);
  transition: transform var(--transition-base);
}

.modal-overlay.is-open .modal-dialog {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  gap: var(--space-3);
  position: sticky;
  top: 0;
  background: var(--color-surface);
  z-index: 1;
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.modal-header h2 {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  line-height: var(--leading-snug);
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  font-size: var(--text-xl);
  flex-shrink: 0;
  transition: background var(--transition-fast), color var(--transition-fast);
  border: none;
  cursor: pointer;
  line-height: 1;
}

.modal-close:hover {
  background: var(--color-border-dark);
  color: var(--color-text);
}

.modal-body {
  padding: var(--space-5) var(--space-6);
}

.modal-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

/* Modal responsive */
@media (max-width: 767px) {
  .modal-overlay {
    padding: var(--space-3);
    align-items: flex-end;
  }

  .modal-dialog {
    max-height: 92vh;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  }

  .modal-header {
    padding: var(--space-4);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  }

  .modal-header h2 {
    font-size: var(--text-base);
  }

  .modal-body {
    padding: var(--space-4);
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
  margin-bottom: var(--space-4);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  line-height: var(--leading-normal);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-light);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.15);
}

.form-group textarea { resize: vertical; min-height: 100px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-danger);
  margin-top: var(--space-1);
  display: none;
}

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

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: #0f172a;
  color: #94a3b8;
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid #1e293b;
}

@media (min-width: 640px) {
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

.footer__brand .navbar__brand--footer {
  margin-bottom: var(--space-4);
}

.footer__brand p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  max-width: 30ch;
}

.footer__socials {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: #1e293b;
  color: #94a3b8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
  text-decoration: none;
}

.footer__social-link:hover {
  background: var(--color-primary);
  color: #fff;
}

.footer__heading {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: #e2e8f0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__links a {
  font-size: var(--text-sm);
  color: #94a3b8;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__links a:hover { color: #fff; }

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.footer__contact-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: #1e293b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-base);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer__contact-text strong {
  display: block;
  color: #e2e8f0;
  font-weight: var(--font-medium);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-8);
  text-align: center;
  font-size: var(--text-sm);
}

@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) 0;
}

.trust-bar__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-6);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.trust-item__icon {
  font-size: 1.1rem;
}

.trust-item strong {
  color: var(--color-text);
}

/* ============================================
   ACCORDION / FAQ
   ============================================ */
.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item:first-child { border-top: 1px solid var(--color-border); }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  width: 100%;
  padding: var(--space-5) 0;
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: color var(--transition-fast);
}

.faq-question:hover { color: var(--color-primary); }

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  background: var(--color-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  transition: transform var(--transition-base), background var(--transition-fast);
}

.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

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

.faq-item.is-open .faq-answer { max-height: 400px; }

.faq-answer p {
  padding-bottom: var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

/* ============================================
   STAT CARD
   ============================================ */
.stat-card {
  text-align: center;
  padding: var(--space-6);
}

.stat-card__number {
  font-size: var(--text-4xl);
  font-weight: var(--font-extrabold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-card__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: var(--font-medium);
}

/* ============================================
   PAGE HERO (inner pages)
   ============================================ */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e429f 100%);
  color: #fff;
  padding: calc(var(--navbar-height) + var(--space-16)) 0 var(--space-16);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.page-hero__title {
  font-size: var(--text-4xl);
  font-weight: var(--font-extrabold);
  color: #fff;
  margin-bottom: var(--space-4);
  position: relative;
}

.page-hero__subtitle {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.8);
  max-width: 50ch;
  margin: 0 auto;
  position: relative;
}

@media (min-width: 768px) {
  .page-hero__title { font-size: var(--text-5xl); }
}

/* ============================================
   CTA BANNER
   ============================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, #2563eb 100%);
  color: #fff;
  padding: var(--space-16) 0;
  text-align: center;
}

.cta-banner__title {
  font-size: var(--text-3xl);
  font-weight: var(--font-extrabold);
  color: #fff;
  margin-bottom: var(--space-4);
}

.cta-banner__subtitle {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.8);
  margin: 0 auto var(--space-8);
  max-width: 50ch;
}

.cta-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

@media (min-width: 768px) {
  .cta-banner__title { font-size: var(--text-4xl); }
}

/* ============================================
   STEP NUMBER BADGE
   ============================================ */
.step-number {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-xl);
  font-weight: var(--font-extrabold);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ============================================
   TESTIMONIAL CARD
   ============================================ */
.testimonial-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  border: 1px solid var(--color-border);
}

.testimonial-card__quote {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-5);
  font-style: italic;
}

.testimonial-card__stars {
  color: var(--color-accent);
  font-size: var(--text-base);
  margin-bottom: var(--space-4);
  letter-spacing: 2px;
}

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

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-bold);
  color: var(--color-primary);
  font-size: var(--text-base);
  flex-shrink: 0;
}

.testimonial-card__name {
  font-weight: var(--font-semibold);
  color: var(--color-text);
  font-size: var(--text-sm);
}

.testimonial-card__role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ============================================
   NOTICE/ALERT BANNER
   ============================================ */
.notice {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
}

.notice--info {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border: 1px solid rgba(26, 86, 219, 0.2);
}

.notice--success {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

/* ============================================
   LOADING SPINNER
   ============================================ */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}