@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* Core palette */
:root {
  --clr-red: #ff0000;
  --clr-black: #000000;
  --clr-white: #ffffff;
  --clr-gray: #f5f5f5;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

/* Reset & base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: auto;
  min-height: 100%;
  overflow-x: hidden;
  overscroll-behavior: contain;
  position: relative;
  width: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--clr-black);
  background: var(--clr-white);
  -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
  touch-action: manipulation; /* Prevent delay on click events */
}

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

.container {
  width: min(1200px, 90%);
  margin-inline: auto;
}

/* ================================= Header */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  z-index: 999;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
}

.brand img {
  height: 40px;
}

.nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.nav a {
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--clr-black);
  position: relative;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem;
  padding: 8px; /* Larger touch target */
  display: inline-block;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0%;
  height: 2px;
  background: var(--clr-red);
  transition: width 0.3s ease;
}

.nav a:hover::after {
  width: 100%;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: none;
  cursor: pointer;
  min-width: 44px; /* Minimum touch target size */
  min-height: 44px;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 10;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--clr-black);
}

/* ================================= Sections */
.section {
  padding: 100px 0 80px;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
  will-change: opacity, transform;
}

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

.section-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 2.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 800;
}

.accent {
  color: var(--clr-red);
}

/* ===== Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 4rem 0;
}

.hero-inner {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, 0.7);
  padding: 6rem;
  max-width: 1200px;
  width: 95%;
  margin: 0 auto;
  border-radius: 20px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
  backdrop-filter: blur(4px);
}

.hero-logo {
  margin-bottom: 4rem;
  max-width: 800px;
  margin-inline: auto;
}

.hero-logo img {
  width: 100%;
  height: auto;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 1.1;
  margin-bottom: 2rem;
  font-weight: 700;
  color: var(--clr-black);
}

.hero-subtitle {
  font-size: clamp(1.25rem, 3.5vw, 1.75rem);
  max-width: 1000px;
  margin-inline: auto;
  margin-bottom: 3rem;
  color: var(--clr-black);
  line-height: 1.6;
}

.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: 40px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.3s ease, color 0.3s ease;
  min-height: 44px; /* Ensure minimum height for touch */
  line-height: 1.2;
  -webkit-appearance: none; /* Fix for iOS button styling */
}

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

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

/* ===== Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--clr-gray);
  padding: 2rem;
  border-radius: 12px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card i {
  font-size: 2rem;
  color: var(--clr-red);
  margin-bottom: 1rem;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  margin-bottom: 1rem;
}

/* ===== Platform */
.platform-content {
  max-width: 800px;
  margin: 0 auto;
}

.platform-content img {
  max-width: 600px;
}

.platform-list {
  background: var(--clr-gray);
  padding: 2rem;
  border-radius: 12px;
  margin-top: 2rem;
}

.platform-list h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--clr-black);
}

.platform-list ul {
  list-style: none;
  padding: 0;
}

.platform-list li {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
  position: relative;
}

.platform-list li::before {
  content: "•";
  color: var(--clr-red);
  position: absolute;
  left: 0;
  font-size: 1.2rem;
}

.platform-list strong {
  color: var(--clr-red);
  font-weight: 600;
}

/* Architecture Summary */
.architecture-content {
  max-width: 800px;
  margin: 0 auto;
  background: var(--clr-gray);
  padding: 2rem;
  border-radius: 12px;
}

.architecture-content p {
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

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

/* Mission */
.mission-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  background: var(--clr-gray);
  padding: 2rem;
  border-radius: 12px;
}

.mission-content p {
  margin-bottom: 1.5rem;
  line-height: 1.6;
  font-size: 1.1rem;
}

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

/* ===== Resources */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.resource-card {
  background: var(--clr-gray);
  padding: 1.5rem 1.75rem;
  border-radius: 12px;
  transition: box-shadow 0.3s ease;
}

.resource-card:hover {
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.06);
}

.resource-card h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
}

.link {
  color: var(--clr-red);
  text-decoration: none;
  font-weight: 600;
}

/* ===== Contact */
.contact {
  background: linear-gradient(to right, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.7));
  color: white;
}

.contact-inner {
  max-width: 800px;
  text-align: center;
}

.contact-form {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 600px;
  margin-inline: auto;
}

.form-group {
  display: flex;
  justify-content: center;
  width: 100%;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 1rem;
  resize: none;
}

.form-group textarea {
  min-height: 120px;
  line-height: 1.5;
}

/* reCAPTCHA styling */
.g-recaptcha {
  display: flex !important;
  justify-content: center !important;
  margin: 1.5rem 0;
  transform-origin: center;
  -webkit-transform-origin: center;
}

/* Mobile-specific contact form styles */
@media (max-width: 768px) {
  .contact-form {
    padding: 0 1rem;
  }
  
  .g-recaptcha {
    transform: scale(0.9);
    -webkit-transform: scale(0.9);
  }
}

@media (max-width: 480px) {
  .contact-inner h2 {
    font-size: 1.6rem;
  }
  
  .contact-inner p {
    font-size: 0.9rem;
  }
  
  .g-recaptcha {
    transform: scale(0.85);
    -webkit-transform: scale(0.85);
    margin: 1rem 0;
  }
}

/* ===== Footer */
.footer {
  background: var(--clr-black);
  color: var(--clr-white);
  padding: 2rem 0;
  text-align: center;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.social {
  display: flex;
  gap: 1rem;
}

.social a {
  color: var(--clr-white);
  font-size: 1.25rem;
  transition: color 0.3s ease;
}

.social a:hover {
  color: var(--clr-red);
}

/* ===== Responsive */
@media (max-width: 1024px) {
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .platform-list h3 {
    font-size: 1.8rem;
  }
  
  .hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
  }
  
  .hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.5rem);
  }
  
  .section-title {
    font-size: 2.2rem;
  }
}

/* Tablets and below */
@media (max-width: 768px) {
  /* Navigation styling */
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.95);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
  }

  .nav.active {
    transform: translateX(0);
  }

  .nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .nav li {
    margin: 0;
    text-align: center;
  }

  .nav a {
    color: #fff;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    padding: 0.75rem 1rem;
    display: block;
    transition: color 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav a:hover {
    color: var(--clr-red);
    background: rgba(255, 255, 255, 0.05);
  }

  .nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 999;
  }

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

  .nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
  }

  .nav-toggle span {
    display: block;
    width: 30px;
    height: 2px;
    background: #000;
    transition: all 0.3s ease;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  /* Content styling */
  .section {
    padding: 80px 0 60px;
    overflow: hidden;
    -webkit-overflow-scrolling: touch;
  }
  
  .hero-inner {
    padding: 3rem 1.5rem;
  }
  
  .hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 2rem;
  }
  
  .section-title {
    font-size: 1.8rem;
    margin-bottom: 2rem;
  }
  
  .platform-list, 
  .architecture-content,
  .mission-content {
    padding: 1rem;
  }
  
  .platform-list h3 {
    font-size: 1.5rem;
    line-height: 1.4;
  }
  
  .platform-list li {
    margin-bottom: 1rem;
  }
  
  .solutions-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .announcement-slides {
    grid-template-columns: 1fr;
    padding: 0 1rem;
    gap: 1.5rem;
  }
  
  .announcements-banner {
    padding: 2rem 0;
  }
  
  .solution-image {
    height: 220px;
  }
}

/* Small mobile devices */
@media (max-width: 480px) {
  .container {
    width: 92%;
  }
  
  .hero-inner {
    padding: 2rem 1rem;
  }
  
  .hero-title {
    font-size: 2rem;
    margin-bottom: 1.5rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .section {
    padding: 60px 0 40px;
  }
  
  .section-title {
    font-size: 1.6rem;
  }
  
  .btn {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
  }
  
  .brand img {
    height: 32px;
  }
  
  .nav-wrapper {
    padding: 0.5rem 0;
  }
  
  .solution-image {
    height: 180px;
  }
  
  .solution-content h3 {
    font-size: 1.3rem;
  }
  
  .form-group input[type="text"],
  .form-group input[type="email"],
  .form-group textarea {
    padding: 12px;
    font-size: 16px; /* Prevent auto-zoom on iOS */
  }
  
  .footer {
    padding: 2rem 0;
  }
}

/* ================================= Canvas background */
#aiBackground {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  width: 100%;
  height: 100%;
}

/* Solutions Section */
.solutions-section {
  background-color: transparent;
  opacity: 1;
  transform: none;
  position: relative;
  z-index: 1;
  margin-top: 6rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  margin-bottom: 0;
}

.solutions-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.solutions-section .section-title {
  margin-bottom: 3rem;
  color: var(--clr-black);
  text-align: center;
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
  margin-bottom: 0;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.solution-card {
  background: rgba(0, 0, 0, 0.9) !important;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(255, 0, 0, 0.1);
  transition: transform 0.3s ease;
  border: 1px solid rgba(255, 0, 0, 0.15);
  margin-bottom: 2rem;
  position: relative;
  z-index: 2;
}

.solution-content {
  padding: 1.5rem;
  background: rgba(0, 0, 0, 0.9) !important;
  margin: 0;
  position: relative;
  z-index: 2;
}

.solution-tag {
  color: var(--clr-red) !important;
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.solution-content h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  font-weight: 700;
  color: var(--clr-white) !important;
}

.solution-content p {
  color: #ccc !important;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

/* Announcements Banner */
.announcements-banner {
  background: rgba(0, 0, 0, 0.85) !important;
  opacity: 1;
  transform: none;
  position: relative;
  z-index: 1;
  padding: 3rem 0;
  margin: 2rem 0;
}

.announcements-banner.visible {
  opacity: 1;
  transform: translateY(0);
}

.announcements-banner .section-title {
  text-align: center;
  color: var(--clr-white);
  margin-bottom: 2rem;
  font-family: var(--font-heading);
}

.announcement-slides {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  padding: 0 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.announcement {
  background: rgba(0, 0, 0, 0.7) !important;
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 0, 0, 0.15);
  transition: transform 0.3s ease;
}

.announcement:hover {
  transform: translateY(-5px);
}

.announcement-tag {
  color: var(--clr-red);
  font-size: 0.875rem;
  font-family: var(--font-heading);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.announcement h3 {
  color: var(--clr-white);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.announcement p {
  color: #ddd !important;
  font-size: 0.875rem;
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 768px) {
  .announcement-slides {
    grid-template-columns: 1fr;
    padding: 0 1rem;
  }
  
  .announcements-banner {
    padding: 2rem 1rem;
  }

  .announcement {
    margin-bottom: 1.5rem;
  }

  .solutions-section {
    margin-top: 2rem;
    padding: 0 1rem;
  }

  .solution-card {
    background: rgba(0, 0, 0, 0.9) !important;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
  }

  .solution-content {
    padding: 1rem;
    background: rgba(0, 0, 0, 0.9) !important;
    position: relative;
    z-index: 2;
  }

  .solution-tag {
    color: var(--clr-red) !important;
    font-size: 0.8rem;
  }

  .solution-content h3 {
    font-size: 1.3rem;
    color: var(--clr-white) !important;
  }

  .solution-content p {
    font-size: 0.9rem;
    color: #ccc !important;
  }
}

/* Fix iOS form elements */
input, textarea, button {
  -webkit-appearance: none;
  border-radius: 4px;
}

/* Prevent pull-to-refresh / bounce effects - safer approach */
html, body {
  position: relative;
  width: 100%;
  height: 100%;
  overscroll-behavior-y: none;
}

/* Hero Section Mobile Optimization */
@media (max-width: 768px) {
  .hero-inner {
    max-height: none;
    overflow: visible;
    padding: 2rem 1rem;
    margin: 1rem;
    width: auto;
    position: relative;
    z-index: 2;
  }
  
  .hero-inner::after {
    display: none;
  }
  
  .hero {
    min-height: auto;
    height: auto;
    overflow: visible;
    padding: 1rem 0;
  }
  
  .hero-title {
    font-size: 2rem;
    margin-bottom: 1rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
  }
  
  .btn {
    margin-bottom: 1rem;
  }
}

/* Image Loading Optimization */
.solution-image {
  aspect-ratio: 16/9;
  position: relative;
  overflow: hidden;
}

.solution-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Text Wrapping */
.btn, .nav a, .solution-tag, .announcement-tag {
  word-break: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

/* Form Optimization */
.form-group input[type="email"] {
  inputmode: email;
}

/* Contact Form Keyboard Awareness */
@media (max-width: 768px) {
  .contact-form {
    padding-bottom: 20vh; /* Extra space for keyboard */
  }
}

/* Mobile-specific styles */
@media (max-width: 768px) {
  html, body {
    overflow-x: hidden;
    width: 100%;
    position: relative;
  }

  .section {
    padding: 60px 0;
    opacity: 1;
    transform: none;
    position: relative;
    z-index: 1;
  }

  .hero-inner {
    padding: 2rem;
    margin: 1rem;
    width: auto;
    position: relative;
    z-index: 2;
  }

  .hero-title {
    font-size: 2rem;
    margin-bottom: 1rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
  }

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.95);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 1000;
  }

  .nav.active {
    transform: translateX(0);
  }

  .nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 999;
  }

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

  .solutions-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .announcement-slides {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .platform-list {
    padding: 1.5rem;
  }

  .contact-form {
    padding: 0 1rem;
  }

  #aiBackground {
    position: fixed;
    z-index: -1;
    pointer-events: none;
  }
}

/* Fix for iOS Safari viewport */
@supports (-webkit-touch-callout: none) {
  .section {
    min-height: -webkit-fill-available;
  }
}

/* Ensure content is visible and scrollable */
body {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* Remove any fixed positioning that might cause issues */
@media (max-width: 768px) {
  .header {
    position: relative;
  }
  
  #aiBackground {
    position: fixed;
    z-index: -1;
  }
}

/* Mobile-specific styles */
@media (max-width: 768px) {
  .solutions-section {
    opacity: 1;
    transform: none;
    margin-top: 3rem;
    padding-top: 1rem;
    position: relative;
    z-index: 1;
  }

  .solutions-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 0 1rem;
  }

  .solution-card {
    background: rgba(0, 0, 0, 0.9);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
  }

  .solution-image {
    height: 200px;
  }

  .solution-content {
    padding: 1rem;
    background: rgba(0, 0, 0, 0.9);
    position: relative;
    z-index: 2;
  }

  .solution-content h3 {
    font-size: 1.3rem;
  }

  .solution-content p {
    font-size: 0.9rem;
  }
}