/* ===================================
   MITOS 3D & DESIGN - DESIGN SYSTEM
   =================================== */

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

/* ===================================
   CSS CUSTOM PROPERTIES
   =================================== */

:root {
  /* Colors - Primary */
  --color-ocean-blue: #0A2463;
  --color-steel-gray: #2D3142;

  /* Colors - Accent */
  --color-cyan: #00B4D8;
  --color-orange: #FB8500;

  /* Colors - Neutral */
  --color-off-white: #F8F9FA;
  --color-charcoal: #1A1A1D;
  --color-medium-gray: #6C757D;
  --color-white: #FFFFFF;

  /* Typography */
  --font-heading: 'Rajdhani', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Font Sizes */
  --fs-h1: 3.5rem;
  --fs-h2: 2.5rem;
  --fs-h3: 2rem;
  --fs-h4: 1.5rem;
  --fs-h5: 1.25rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Layout */
  --max-width: 1400px;
  --section-padding: 5rem 2rem;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
}

/* Responsive Typography */
@media (max-width: 768px) {
  :root {
    --fs-h1: 2.5rem;
    --fs-h2: 2rem;
    --fs-h3: 1.5rem;
    --fs-h4: 1.25rem;
    --fs-h5: 1.125rem;
    --section-padding: 3rem 1.5rem;
  }
}

/* ===================================
   RESET & BASE STYLES
   =================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--color-charcoal);
  background-color: var(--color-off-white);
  overflow-x: hidden;
}

/* ===================================
   TYPOGRAPHY
   =================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: var(--fs-h1);
}

h2 {
  font-size: var(--fs-h2);
}

h3 {
  font-size: var(--fs-h3);
}

h4 {
  font-size: var(--fs-h4);
}

h5 {
  font-size: var(--fs-h5);
}

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--color-cyan);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-orange);
}

/* ===================================
   LAYOUT UTILITIES
   =================================== */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: var(--section-padding);
}

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

.section-blue {
  background: linear-gradient(135deg, var(--color-ocean-blue) 0%, #0d3380 100%);
  color: var(--color-white);
}

/* ===================================
   HEADER & NAVIGATION
   =================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(26, 26, 29, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal);
}

.header.hidden {
  transform: translateY(-100%);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo {
  height: 120px;
  width: auto;
  transition: transform var(--transition-fast);
}

.logo:hover {
  transform: scale(1.05);
}

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

.nav-links a {
  color: var(--color-off-white);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 1.125rem;
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-cyan), var(--color-orange));
  transition: width var(--transition-normal);
}

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

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--color-off-white);
  transition: all var(--transition-fast);
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: rgba(26, 26, 29, 0.98);
    padding: 2rem;
    gap: 1rem;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
  }

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

/* ===================================
   HERO SECTION
   =================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-charcoal) 0%, var(--color-ocean-blue) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('assets/hero_background.png');
  background-size: cover;
  background-position: center;
  opacity: 0.3;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-white);
  max-width: 900px;
  padding: 2rem;
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 5rem);
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--color-white) 0%, var(--color-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-family: var(--font-body);
  font-weight: 400;
  margin-bottom: var(--spacing-lg);
  opacity: 0.9;
  animation: fadeInUp 1s ease-out 0.2s backwards;
}

.hero-cta {
  display: inline-flex;
  gap: 1rem;
  animation: fadeInUp 1s ease-out 0.4s backwards;
}

.btn {
  padding: 1rem 2.5rem;
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-cyan) 0%, #0096c7 100%);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(0, 180, 216, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 180, 216, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-cyan);
}

.btn-secondary:hover {
  background-color: var(--color-cyan);
  transform: translateY(-2px);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.scroll-indicator::before {
  content: '↓';
  font-size: 2rem;
  color: var(--color-cyan);
}

/* ===================================
   SERVICES SECTION
   =================================== */

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

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-sm);
  margin-top: var(--spacing-xl);
  color: var(--color-ocean-blue);
}

.section-subtitle {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-lg);
  color: var(--color-medium-gray);
  font-size: 1.125rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-cyan), var(--color-orange));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

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

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

.service-icon {
  width: 100%;
  height: 200px;
  object-fit: contain;
  margin-bottom: var(--spacing-sm);
  transition: transform var(--transition-normal);
}

.service-card:hover .service-icon {
  transform: scale(1.05);
}

.service-card h3 {
  color: var(--color-ocean-blue);
  margin-bottom: var(--spacing-sm);
}

.service-card p {
  color: var(--color-medium-gray);
  line-height: 1.7;
}

/* ===================================
   ABOUT SECTION
   =================================== */

.about {
  background: linear-gradient(135deg, var(--color-ocean-blue) 0%, #0d3380 100%);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: 50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background-image: url("data:image/svg+xml,%3Csvg width='600' height='600' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M300 50 L350 100 L350 150 L300 200 L250 150 L250 100 Z M300 200 L350 250 L350 300 L300 350 L250 300 L250 250 Z' stroke='%2300B4D8' stroke-width='2' fill='none' opacity='0.1'/%3E%3C/svg%3E");
  opacity: 0.05;
  animation: rotate 60s linear infinite;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.about-text h2 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.about-text p {
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
  opacity: 0.95;
}

.about-highlight {
  background: rgba(0, 180, 216, 0.1);
  border-left: 4px solid var(--color-cyan);
  padding: var(--spacing-sm) var(--spacing-md);
  margin: var(--spacing-md) 0;
  border-radius: var(--radius-sm);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.stat-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
  font-size: 3rem;
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-cyan);
  display: block;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 1rem;
  opacity: 0.9;
}

@media (max-width: 768px) {
  .about-content {
    grid-template-columns: 1fr;
  }
}

/* ===================================
   TECHNOLOGY SECTION
   =================================== */

.technology {
  background-color: var(--color-charcoal);
  color: var(--color-off-white);
}

.tech-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.tech-image {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.tech-features {
  list-style: none;
}

.tech-features li {
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  padding-left: 2.5rem;
  position: relative;
}

.tech-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1.5rem;
  height: 1.5rem;
  background: linear-gradient(135deg, var(--color-cyan), var(--color-orange));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: bold;
  font-size: 0.875rem;
}

@media (max-width: 768px) {
  .tech-content {
    grid-template-columns: 1fr;
  }
}

/* ===================================
   PORTFOLIO SECTION
   =================================== */

.portfolio {
  background-color: var(--color-off-white);

}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-md);
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--color-steel-gray), var(--color-ocean-blue));
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal);
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-normal);
}

.portfolio-item:hover img {
  transform: scale(2.5);
}

.portfolio-item:hover {
  transform: scale(1.02);
}

.portfolio-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-md);
  color: var(--color-white);
  transform: translateY(60%);
  transition: transform var(--transition-normal);
  pointer-events: none;
}

.portfolio-item:hover .portfolio-overlay {
  transform: translateY(0);
}

.portfolio-overlay h3 {
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.portfolio-overlay p {
  font-size: var(--fs-small);
  opacity: 0.9;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

/* ===================================
   CONTACT SECTION
   =================================== */

.contact {
  background: linear-gradient(135deg, var(--color-charcoal) 0%, var(--color-ocean-blue) 100%);
  color: var(--color-white);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.contact-info h3 {
  color: var(--color-cyan);
  margin-bottom: var(--spacing-md);
}

.contact-details {
  list-style: none;
}

.contact-details li {
  margin-bottom: var(--spacing-sm);
  padding-left: 2rem;
  position: relative;
}

.contact-details li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-orange);
  font-weight: bold;
}

.contact-form {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-group {
  margin-bottom: var(--spacing-sm);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-cyan);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-cyan);
  background: rgba(255, 255, 255, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

.btn-submit {
  width: 100%;
  margin-top: var(--spacing-sm);
}

@media (max-width: 768px) {
  .contact-content {
    grid-template-columns: 1fr;
  }
}

/* ===================================
   FOOTER
   =================================== */

.footer {
  background-color: var(--color-charcoal);
  color: var(--color-medium-gray);
  padding: var(--spacing-md) 2rem;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer p {
  margin: 0;
  font-size: var(--fs-small);
}

.footer a {
  color: var(--color-cyan);
}

/* ===================================
   ANIMATIONS
   =================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {

  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  40% {
    transform: translateX(-50%) translateY(-10px);
  }

  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

/* Scroll Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

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

/* ===================================
   UTILITY CLASSES
   =================================== */

.text-center {
  text-align: center;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-cyan), var(--color-orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mt-1 {
  margin-top: var(--spacing-sm);
}

.mt-2 {
  margin-top: var(--spacing-md);
}

.mt-3 {
  margin-top: var(--spacing-lg);
}

.mb-1 {
  margin-bottom: var(--spacing-sm);
}

.mb-2 {
  margin-bottom: var(--spacing-md);
}

.mb-3 {
  margin-bottom: var(--spacing-lg);
}