@import url('./variables.css');

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-black);
  background-color: var(--color-white);
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-4);
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-black);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

@media (min-width: 768px) {
  h1 { font-size: var(--text-6xl); }
  h2 { font-size: var(--text-5xl); }
}

/* Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* Section */
.section {
  padding: var(--space-16) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  color: var(--color-gray);
  max-width: 600px;
  margin: 0 auto;
}

.section-alt {
  background-color: var(--color-off-white);
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: transparent;
  transition: all var(--transition-base);
}

.header.scrolled {
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}

.logo {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.1em;
  transition: color var(--transition-base);
}

.header.scrolled .logo {
  color: var(--color-black);
}

.logo span {
  color: var(--color-primary);
}

.nav {
  display: none;
}

@media (min-width: 768px) {
  .nav {
    display: flex;
    align-items: center;
    gap: var(--space-8);
  }
}

.nav-link {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  position: relative;
  transition: color var(--transition-base);
}

.header.scrolled .nav-link {
  color: var(--color-black);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-cta {
  padding: var(--space-2) var(--space-4);
}

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

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  transition: all var(--transition-base);
}

.header.scrolled .mobile-menu-btn span {
  background-color: var(--color-black);
}

/* Mobile Menu */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 300px;
  height: 100vh;
  background-color: var(--color-white);
  padding: var(--space-16) var(--space-6);
  transition: right var(--transition-slow) var(--ease-out-expo);
  z-index: 1001;
  box-shadow: var(--shadow-xl);
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: none;
  border: none;
  font-size: var(--text-2xl);
  cursor: pointer;
  color: var(--color-black);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-black);
}

.mobile-nav-link:hover {
  color: var(--color-primary);
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 1000;
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0a0a0a;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

/* Animated gradient background */
.hero-gradient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(-45deg, #0a0a0a, #1a0a05, #0a0a0a, #150805);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

/* Aurora waves */
.hero-aurora {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.hero-aurora::before,
.hero-aurora::after {
  content: '';
  position: absolute;
  width: 200%;
  height: 200%;
  top: -50%;
  left: -50%;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(232, 76, 37, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(255, 107, 71, 0.1) 0%, transparent 40%),
    radial-gradient(ellipse at 40% 80%, rgba(209, 68, 32, 0.12) 0%, transparent 45%);
  animation: auroraMove 20s ease-in-out infinite;
}

.hero-aurora::after {
  background:
    radial-gradient(ellipse at 70% 60%, rgba(232, 76, 37, 0.1) 0%, transparent 45%),
    radial-gradient(ellipse at 30% 30%, rgba(255, 140, 100, 0.08) 0%, transparent 40%);
  animation: auroraMove 25s ease-in-out infinite reverse;
  animation-delay: -5s;
}

/* Floating particles */
.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(232, 76, 37, 0.6);
  border-radius: 50%;
  animation: particleFloat 20s linear infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 25s; }
.particle:nth-child(2) { left: 20%; animation-delay: -5s; animation-duration: 20s; }
.particle:nth-child(3) { left: 30%; animation-delay: -10s; animation-duration: 28s; }
.particle:nth-child(4) { left: 40%; animation-delay: -2s; animation-duration: 22s; }
.particle:nth-child(5) { left: 50%; animation-delay: -8s; animation-duration: 26s; }
.particle:nth-child(6) { left: 60%; animation-delay: -12s; animation-duration: 24s; }
.particle:nth-child(7) { left: 70%; animation-delay: -4s; animation-duration: 30s; }
.particle:nth-child(8) { left: 80%; animation-delay: -15s; animation-duration: 21s; }
.particle:nth-child(9) { left: 90%; animation-delay: -7s; animation-duration: 27s; }
.particle:nth-child(10) { left: 15%; animation-delay: -18s; animation-duration: 23s; }
.particle:nth-child(11) { left: 35%; animation-delay: -3s; animation-duration: 29s; }
.particle:nth-child(12) { left: 55%; animation-delay: -11s; animation-duration: 19s; }
.particle:nth-child(13) { left: 75%; animation-delay: -6s; animation-duration: 31s; }
.particle:nth-child(14) { left: 85%; animation-delay: -14s; animation-duration: 24s; }
.particle:nth-child(15) { left: 5%; animation-delay: -9s; animation-duration: 26s; }

.particle:nth-child(odd) {
  width: 3px;
  height: 3px;
  background: rgba(255, 107, 71, 0.4);
}

.particle:nth-child(3n) {
  width: 5px;
  height: 5px;
  background: rgba(232, 76, 37, 0.3);
  box-shadow: 0 0 10px rgba(232, 76, 37, 0.5);
}

/* Glow accent */
.hero-glow {
  position: absolute;
  bottom: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 60%;
  background: radial-gradient(ellipse at center bottom, rgba(232, 76, 37, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

/* Subtle vignette */
.hero-vignette {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(0, 0, 0, 0.4) 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  text-align: center;
  padding: var(--space-8);
  z-index: 1;
}

.hero h1 {
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

.hero-tagline {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .hero-tagline {
    font-size: var(--text-2xl);
  }
}

.hero-description {
  color: var(--color-white);
  max-width: 600px;
  margin: 0 auto var(--space-8);
  font-size: var(--text-lg);
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
}

@media (min-width: 480px) {
  .hero-buttons {
    flex-direction: row;
    justify-content: center;
  }
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

.about-content p {
  color: var(--color-gray);
  margin-bottom: var(--space-4);
}

.about-values {
  display: grid;
  gap: var(--space-6);
}

.value-card {
  padding: var(--space-6);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--color-primary);
}

.value-card h4 {
  margin-bottom: var(--space-2);
  color: var(--color-primary);
}

.value-card p {
  color: var(--color-gray);
  font-size: var(--text-sm);
}

/* ============================================
   VENTURES SECTION
   ============================================ */
.ventures-filter {
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-start;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: var(--space-2);
}

.ventures-filter::-webkit-scrollbar {
  display: none;
}

@media (min-width: 768px) {
  .ventures-filter {
    flex-wrap: wrap;
    justify-content: center;
    overflow-x: visible;
  }
}

.filter-btn {
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: transparent;
  color: var(--color-gray);
  border: 2px solid var(--color-gray-lighter);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  flex-shrink: 0;
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.ventures-grid {
  display: grid;
  gap: var(--space-6);
}

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

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

.venture-card {
  position: relative;
  padding: var(--space-6);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  overflow: hidden;
}

.venture-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.venture-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.venture-card:hover::before {
  transform: scaleX(1);
}

.venture-category {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray);
  margin-bottom: var(--space-3);
}

.venture-card h3 {
  margin-bottom: var(--space-2);
  font-size: var(--text-xl);
}

.venture-domain {
  display: inline-block;
  font-size: var(--text-sm);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.venture-domain:hover {
  text-decoration: underline;
}

.venture-description {
  color: var(--color-gray);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.venture-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.venture-status.active {
  background-color: #D4EDDA;
  color: #155724;
}

.venture-status.coming-soon {
  background-color: #FFF3CD;
  color: #856404;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-grid {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

.contact-info h3 {
  margin-bottom: var(--space-6);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.contact-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: var(--text-xl);
  flex-shrink: 0;
}

.contact-item-content h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}

.contact-item-content p,
.contact-item-content a {
  color: var(--color-gray);
  font-size: var(--text-sm);
}

.contact-item-content a:hover {
  color: var(--color-primary);
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-off-white);
  color: var(--color-gray);
  border-radius: var(--radius-md);
  font-size: var(--text-xl);
  transition: all var(--transition-base);
}

.social-link:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-4px);
}

.contact-cta {
  position: relative;
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  text-align: center;
  background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 50%, #1a0a05 100%);
  overflow: hidden;
}

.contact-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse at 0% 0%, rgba(232, 76, 37, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 100% 100%, rgba(232, 76, 37, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.contact-cta::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(232, 76, 37, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.contact-cta h3 {
  position: relative;
  color: var(--color-white);
  margin-bottom: var(--space-4);
  z-index: 1;
}

.contact-cta p {
  position: relative;
  color: #c0c0c0;
  margin-bottom: var(--space-6);
  z-index: 1;
}

.contact-cta .btn {
  position: relative;
  z-index: 1;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background-color: var(--color-black);
  padding: var(--space-12) 0 var(--space-6);
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

@media (min-width: 480px) and (max-width: 767px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr auto;
    align-items: start;
  }
}

.footer-brand .logo {
  margin-bottom: var(--space-4);
  display: inline-block;
}

.footer-brand p {
  color: #a0a0a0;
  font-size: var(--text-sm);
  max-width: 300px;
}

.footer-social {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: #a0a0a0;
  transition: color var(--transition-base);
}

.footer-social a:hover {
  color: var(--color-primary);
}

.footer h4 {
  color: var(--color-white);
  font-size: var(--text-base);
  margin-bottom: var(--space-4);
}

.footer-links a {
  display: block;
  color: #a0a0a0;
  font-size: var(--text-sm);
  margin-bottom: var(--space-3);
  transition: color var(--transition-base);
}

.footer-links a:hover {
  color: var(--color-primary);
}

/* Footer QR Code */
.footer-qr {
  text-align: center;
}

.footer-qr h4 {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 500;
  margin-bottom: var(--space-4);
  text-transform: none;
  letter-spacing: 0.02em;
}

.qr-code-box {
  display: inline-block;
  padding: var(--space-3);
  background: var(--color-white);
  border-radius: var(--radius-md);
}

.qr-code-box img {
  display: block;
}

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-gray-dark);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-bottom p {
  color: #a0a0a0;
  font-size: var(--text-sm);
}

.footer-legal {
  display: flex;
  gap: var(--space-6);
}

.footer-legal a {
  color: #a0a0a0;
  font-size: var(--text-sm);
  transition: color var(--transition-base);
}

.footer-legal a:hover {
  color: var(--color-primary);
}

/* ============================================
   FAQ SECTION (AEO Optimized)
   ============================================ */
#faq {
  background: linear-gradient(180deg, var(--color-off-white) 0%, var(--color-white) 100%);
}

.faq-grid {
  display: grid;
  gap: var(--space-5);
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  overflow: hidden;
  transition: all var(--transition-base);
  border: 1px solid rgba(0, 0, 0, 0.04);
  position: relative;
}

.faq-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 4px;
  background: var(--color-primary);
  transform: scaleY(0);
  transition: transform var(--transition-base);
}

.faq-item:hover {
  box-shadow: 0 8px 24px rgba(232, 76, 37, 0.12);
  transform: translateY(-2px);
  border-color: rgba(232, 76, 37, 0.1);
}

.faq-item:hover::before,
.faq-item[open]::before {
  transform: scaleY(1);
}

.faq-item[open] {
  box-shadow: 0 8px 24px rgba(232, 76, 37, 0.15);
  border-color: rgba(232, 76, 37, 0.15);
}

.faq-question {
  padding: var(--space-6);
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: var(--text-xl);
  color: var(--color-black);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
  transition: all var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.faq-question::-webkit-details-marker {
  display: none;
}

/* Chevron icon */
.faq-question::after {
  content: '';
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: var(--radius-md);
  background: var(--color-off-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23E84C25' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.faq-item[open] .faq-question::after {
  background-color: var(--color-primary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='18 15 12 9 6 15'%3E%3C/polyline%3E%3C/svg%3E");
  transform: none;
}

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

.faq-question:hover::after {
  background-color: rgba(232, 76, 37, 0.1);
}

.faq-item[open] .faq-question:hover::after {
  background-color: var(--color-primary-dark);
}

/* Answer wrapper for smooth animation */
.faq-answer-wrapper {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s ease-out;
}

.faq-item[open] .faq-answer-wrapper {
  grid-template-rows: 1fr;
}

.faq-answer {
  overflow: hidden;
  color: var(--color-gray);
  line-height: 1.8;
  font-size: var(--text-base);
}

.faq-answer-inner {
  padding: var(--space-6) var(--space-6) var(--space-8);
  padding-left: calc(var(--space-6) + 4px);
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.3s ease 0.1s, transform 0.3s ease 0.1s;
}

.faq-item[open] .faq-answer-inner {
  opacity: 1;
  transform: translateY(0);
}

/* Closing animation */
.faq-item.closing .faq-answer-wrapper {
  grid-template-rows: 0fr;
}

.faq-item.closing .faq-answer-inner {
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.faq-item.closing::before {
  transform: scaleY(0);
}

.faq-item.closing .faq-question::after {
  background-color: var(--color-off-white);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23E84C25' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

.faq-answer p {
  margin: 0;
}

.faq-answer strong {
  color: var(--color-black);
  font-weight: 600;
}

@media (max-width: 768px) {
  .faq-grid {
    gap: var(--space-4);
  }

  .faq-question {
    padding: var(--space-5);
    font-size: var(--text-lg);
  }

  .faq-question::after {
    width: 36px;
    height: 36px;
    min-width: 36px;
  }

  .faq-answer-inner {
    padding: var(--space-5) var(--space-5) var(--space-6);
    padding-left: calc(var(--space-5) + 4px);
  }

  .faq-answer {
    font-size: var(--text-sm);
  }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s var(--ease-out-expo);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   MOBILE RESPONSIVENESS ENHANCEMENTS
   ============================================ */

/* Touch-friendly tap targets */
@media (max-width: 768px) {
  .btn {
    min-height: 44px;
    padding: var(--space-3) var(--space-5);
  }

  .filter-btn {
    min-height: 40px;
  }

  .nav-link,
  .mobile-nav-link {
    min-height: 44px;
    display: flex;
    align-items: center;
  }
}

/* Hero section mobile */
@media (max-width: 480px) {
  .hero {
    min-height: 100svh;
  }

  .hero-content {
    padding: var(--space-6);
  }

  .hero-tagline {
    font-size: var(--text-lg);
    letter-spacing: 0.15em;
  }

  .hero-description {
    font-size: var(--text-base);
  }

  .hero-buttons {
    width: 100%;
  }

  .hero-buttons .btn {
    width: 100%;
  }
}

/* Section headers mobile */
@media (max-width: 480px) {
  .section-header {
    margin-bottom: var(--space-8);
  }

  .section-header p {
    font-size: var(--text-sm);
  }
}

/* About section mobile */
@media (max-width: 480px) {
  .about-content p {
    font-size: var(--text-sm);
  }

  .value-card {
    padding: var(--space-4);
  }
}

/* Ventures section mobile */
@media (max-width: 768px) {
  .ventures-grid {
    gap: var(--space-5);
  }

  .venture-card {
    padding: var(--space-6);
    margin: 0;
  }
}

@media (max-width: 480px) {
  .ventures-grid {
    gap: var(--space-4);
    padding: 0 var(--space-2);
  }

  .venture-card {
    padding: 20px;
  }

  .venture-category {
    margin-bottom: 12px;
    margin-top: 4px;
  }

  .venture-card h3 {
    font-size: var(--text-lg);
    margin-bottom: 8px;
  }

  .venture-description {
    margin-bottom: 16px;
  }

  .venture-status {
    margin-top: 8px;
  }
}

/* Contact section mobile */
@media (max-width: 480px) {
  .contact-item {
    gap: var(--space-3);
  }

  .contact-icon {
    width: 40px;
    height: 40px;
    font-size: var(--text-lg);
  }

  .contact-cta {
    padding: var(--space-6);
  }

  .contact-cta h3 {
    font-size: var(--text-2xl);
  }

  .contact-cta p {
    font-size: var(--text-sm);
  }
}

/* Footer mobile */
@media (max-width: 480px) {
  .footer {
    padding: var(--space-8) 0 var(--space-4);
  }

  .footer-brand p {
    max-width: 100%;
  }

  .footer-qr {
    margin-top: var(--space-4);
  }

  .qr-code-box {
    padding: var(--space-2);
  }

  .qr-code-box img {
    width: 80px;
    height: 80px;
  }

  .footer-bottom {
    padding-top: var(--space-4);
  }

  .footer-legal {
    flex-direction: column;
    gap: var(--space-2);
  }
}

/* FAQ mobile small screens */
@media (max-width: 480px) {
  .faq-question {
    padding: var(--space-4);
    font-size: var(--text-base);
  }

  .faq-question::after {
    width: 32px;
    height: 32px;
    min-width: 32px;
  }

  .faq-answer-inner {
    padding: var(--space-4);
    padding-left: calc(var(--space-4) + 4px);
  }
}

/* Prevent horizontal scroll */
html, body {
  overflow-x: hidden;
}

/* Smooth scrolling for reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .faq-answer-wrapper,
  .faq-answer-inner,
  .faq-item::before {
    transition: none;
  }
}

/* Safe area insets for notched devices */
@supports (padding: env(safe-area-inset-bottom)) {
  .footer {
    padding-bottom: calc(var(--space-6) + env(safe-area-inset-bottom));
  }

  .mobile-nav {
    padding-bottom: env(safe-area-inset-bottom);
  }
}