/* ============================================
   NOVA HARBOR - Landing Page Styles
   ============================================ */

/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  z-index: var(--z-fixed);
  border-bottom: 1px solid var(--color-gray-100);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-black);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-black);
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-gray-400);
}

.header-cta {
  margin-left: var(--space-6);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-black);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: var(--space-6);
    gap: var(--space-4);
    border-bottom: 1px solid var(--color-gray-100);
    box-shadow: var(--shadow-lg);
  }
  
  .main-nav.is-open {
    display: flex;
  }
  
  .header-cta {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-white) 100%);
  overflow: hidden;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.hero-content {
  max-width: 560px;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: var(--font-weight-bold);
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.hero-title .highlight {
  color: var(--color-orange);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-400);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-8);
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.hero-trust {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-mockup {
  position: relative;
  z-index: 2;
}

.phone-screen {
  max-width: 280px;
  border-radius: 32px;
  box-shadow: var(--shadow-xl), 0 0 0 8px var(--color-black);
}

.hero-illustration {
  position: absolute;
  right: -40px;
  bottom: -40px;
  z-index: 1;
  opacity: 0.9;
}

.hero-illustration img {
  max-width: 200px;
}

@media (max-width: 968px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-content {
    max-width: 100%;
  }
  
  .hero-cta {
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .hero-trust {
    justify-content: center;
  }
  
  .hero-visual {
    margin-top: var(--space-8);
  }
  
  .hero-illustration {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 120px 0 60px;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .hero-cta .btn {
    width: 100%;
  }
}

/* ============================================
   SOCIAL PROOF BAR
   ============================================ */
.social-proof {
  background-color: var(--color-black);
  padding: var(--space-8) 0;
}

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

.stat-number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--space-1);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-300);
}

@media (max-width: 768px) {
  .proof-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
}

/* ============================================
   SECTION COMMON STYLES
   ============================================ */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-12);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-400);
}

@media (max-width: 768px) {
  .section-title {
    font-size: var(--font-size-3xl);
  }
}

/* ============================================
   HOW IT WORKS
   ============================================ */
.how-it-works {
  padding: var(--space-20) 0;
  background-color: var(--color-white);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-6);
}

.step-card {
  text-align: center;
  padding: var(--space-6);
  background-color: var(--color-cream);
  border-radius: var(--radius-lg);
  position: relative;
}

.step-number {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 32px;
  background-color: var(--color-black);
  color: var(--color-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
}

.step-icon {
  width: 64px;
  height: 64px;
  margin: var(--space-4) auto var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-icon img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.step-icon .step-illustration {
  max-width: 80px;
  max-height: 80px;
}

.step-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-2);
}

.step-desc {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  line-height: var(--line-height-normal);
}

@media (max-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
}

/* ============================================
   APP PREVIEW CAROUSEL
   ============================================ */
.app-preview {
  padding: var(--space-20) 0;
  background-color: var(--color-cream);
  overflow: hidden;
}

.preview-carousel {
  position: relative;
}

.preview-track {
  display: flex;
  gap: var(--space-6);
  transition: transform 0.4s ease;
}

.preview-slide {
  flex: 0 0 auto;
  width: 220px;
  text-align: center;
}

.preview-phone {
  background: var(--color-white);
  border-radius: 24px;
  padding: 8px;
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--space-4);
}

.preview-phone img {
  width: 100%;
  border-radius: 20px;
}

.preview-caption {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-400);
}

.preview-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.preview-btn {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background-color: var(--color-white);
  border: 2px solid var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.preview-btn:hover {
  background-color: var(--color-black);
  color: var(--color-white);
}

.preview-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.preview-dots {
  display: flex;
  gap: var(--space-2);
}

.preview-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: var(--color-gray-200);
  transition: all var(--transition-fast);
}

.preview-dots .dot.active {
  background-color: var(--color-orange);
  width: 24px;
}

/* ============================================
   FEATURES
   ============================================ */
.features {
  padding: var(--space-20) 0;
  background-color: var(--color-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.feature-item {
  text-align: center;
  padding: var(--space-6);
}

.feature-icon-wrap {
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-cream);
  border-radius: var(--radius-lg);
}

.feature-icon-wrap.yellow {
  background-color: rgba(253, 189, 28, 0.15);
}

.feature-icon-wrap.green {
  background-color: rgba(16, 91, 35, 0.1);
}

.feature-icon-wrap.orange {
  background-color: rgba(255, 84, 20, 0.1);
}

.feature-illustration {
  max-width: 100px;
  max-height: 100px;
  object-fit: contain;
}

.feature-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-3);
}

.feature-desc {
  font-size: var(--font-size-base);
  color: var(--color-gray-400);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 968px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   PURPOSES
   ============================================ */
.purposes {
  padding: var(--space-16) 0;
  background-color: var(--color-cream);
}

.purposes-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-4);
}

.purpose-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-6) var(--space-4);
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.purpose-card:hover {
  border-color: var(--color-black);
  transform: translateY(-4px);
}

.purpose-card img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.purpose-card span {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-align: center;
}

@media (max-width: 968px) {
  .purposes-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 480px) {
  .purposes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   FAQ
   ============================================ */
.faq {
  padding: var(--space-20) 0;
  background-color: var(--color-white);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-gray-100);
}

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

.faq-question:hover {
  color: var(--color-gray-400);
}

.faq-icon {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.faq-item.is-open .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.is-open .faq-answer {
  max-height: 300px;
  padding-bottom: var(--space-5);
}

.faq-answer p {
  color: var(--color-gray-400);
  line-height: var(--line-height-relaxed);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  padding: var(--space-20) 0;
  background: linear-gradient(135deg, var(--color-yellow) 0%, #f5a623 100%);
}

.cta-content {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-12);
  align-items: center;
}

.cta-illustration img {
  max-width: 280px;
}

.cta-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
  color: var(--color-black);
}

.cta-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-black);
  opacity: 0.8;
  margin-bottom: var(--space-8);
  max-width: 480px;
}

.cta-buttons {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background-color: var(--color-black);
  color: var(--color-white);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.store-btn:hover {
  background-color: #333;
  color: var(--color-white);
  transform: translateY(-2px);
}

.store-btn span {
  display: flex;
  flex-direction: column;
  text-align: left;
  line-height: 1.2;
}

.store-btn small {
  font-size: 10px;
  opacity: 0.8;
}

.store-btn span:not(small) {
  font-weight: var(--font-weight-medium);
}

.cta-note {
  font-size: var(--font-size-sm);
  color: var(--color-black);
  opacity: 0.6;
}

@media (max-width: 968px) {
  .cta-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .cta-illustration {
    order: -1;
  }
  
  .cta-illustration img {
    max-width: 200px;
    margin: 0 auto;
  }
  
  .cta-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  
  .cta-buttons {
    justify-content: center;
    flex-wrap: wrap;
  }
}

/* ============================================
   DISCLOSURES
   ============================================ */
.disclosures {
  padding: var(--space-12) 0;
  background-color: var(--color-cream);
}

.disclosures-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
}

.disclosures-content {
  max-width: 900px;
}

.disclosures-content p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-3);
}

.disclosures-content p:last-child {
  margin-bottom: 0;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand .logo {
  color: var(--color-white);
  display: inline-block;
  margin-bottom: var(--space-3);
}

.footer-brand .logo:hover {
  color: var(--color-white);
}

.footer-tagline {
  color: var(--color-gray-300);
  font-size: var(--font-size-sm);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.footer-col h4 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
  color: var(--color-white);
}

.footer-col a {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-gray-300);
  margin-bottom: var(--space-2);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-white);
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-300);
}

.footer-legal {
  opacity: 0.6;
}

@media (max-width: 768px) {
  .footer-main {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-2);
    text-align: center;
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-content,
.hero-visual {
  animation: fadeInUp 0.8s ease forwards;
}

.hero-visual {
  animation-delay: 0.2s;
}

/* Smooth scroll */
html {
  scroll-behavior: smooth;
}

/* Selection */
::selection {
  background-color: var(--color-yellow);
  color: var(--color-black);
}