/* ============================================
   VISENI DEV - PREMIUM LANDING PAGE
   ============================================ */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Outfit:wght@300;400;500;600;700;800;900&display=swap");

:root {
  /* Premium Color Palette */
  --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --dark-gradient: linear-gradient(
    135deg,
    #0f0c29 0%,
    #302b63 50%,
    #24243e 100%
  );

  --bg-dark: #0a0a0f;
  --bg-card: rgba(255, 255, 255, 0.03);
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);

  --text-primary: #ffffff;
  --text-secondary: #b8b8d1;
  --text-muted: #6e6e8f;

  --glow-purple: rgba(102, 126, 234, 0.4);
  --glow-pink: rgba(245, 87, 108, 0.4);
  --glow-cyan: rgba(0, 242, 254, 0.4);

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

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: var(--bg-dark);
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
  position: relative;
}

/* ============================================
   ANIMATED BACKGROUND
   ============================================ */

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
      circle at 20% 50%,
      var(--glow-purple) 0%,
      transparent 50%
    ),
    radial-gradient(circle at 80% 80%, var(--glow-pink) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, var(--glow-cyan) 0%, transparent 50%);
  opacity: 0.15;
  z-index: -1;
  animation: backgroundPulse 15s ease-in-out infinite;
}

@keyframes backgroundPulse {
  0%,
  100% {
    opacity: 0.15;
  }
  50% {
    opacity: 0.25;
  }
}

/* ============================================
   GLASS MORPHISM UTILITIES
   ============================================ */

.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

.glass-strong {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

/* ============================================
   HEADER
   ============================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: all var(--transition-base);
}

.site-header.scrolled {
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 1rem 0;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.site-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-logo-image {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 0 20px var(--glow-purple));
  transition: all var(--transition-base);
}

.header-logo-image:hover {
  filter: drop-shadow(0 0 30px var(--glow-cyan));
  transform: scale(1.05);
}

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

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-copy {
  z-index: 10;
}

.hero-title {
  font-family: "Outfit", sans-serif;
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #ffffff 0%, #b8b8d1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 0.8s ease-out;
}

.hero-paragraph {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-paragraph b {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-paragraph a {
  color: #667eea;
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-base);
  position: relative;
}

.hero-paragraph a::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: width var(--transition-base);
}

.hero-paragraph a:hover::after {
  width: 100%;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

/* ============================================
   BUTTONS
   ============================================ */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2.5rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: none;
  font-family: "Inter", sans-serif;
  letter-spacing: 0.5px;
}

.button-primary {
  background: var(--primary-gradient);
  color: white;
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.button-primary::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.5s;
}

.button-primary:hover::before {
  left: 100%;
}

.button-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

.button-primary:active {
  transform: translateY(0);
}

/* ============================================
   HERO FIGURE
   ============================================ */

.hero-figure {
  position: relative;
  z-index: 5;
  animation: fadeInRight 1s ease-out 0.3s both;
}

.hero-figure-box {
  position: absolute;
  border-radius: var(--radius-lg);
  animation: float 6s ease-in-out infinite;
}

.hero-figure-box-01 {
  top: 10%;
  left: 5%;
  width: 120px;
  height: 120px;
  background: var(--primary-gradient);
  opacity: 0.6;
  animation-delay: 0s;
  box-shadow: 0 20px 60px var(--glow-purple);
}

.hero-figure-box-02 {
  top: 50%;
  right: 10%;
  width: 100px;
  height: 100px;
  background: var(--secondary-gradient);
  opacity: 0.5;
  animation-delay: 1s;
  box-shadow: 0 20px 60px var(--glow-pink);
}

.hero-figure-box-03 {
  bottom: 15%;
  left: 15%;
  width: 80px;
  height: 80px;
  background: var(--accent-gradient);
  opacity: 0.7;
  animation-delay: 2s;
  box-shadow: 0 20px 60px var(--glow-cyan);
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(10deg);
  }
}

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

.services-section {
  padding: 6rem 0;
  position: relative;
}

.section-title {
  font-family: "Outfit", sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #ffffff 0%, #b8b8d1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  text-align: center;
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-gradient);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
}

.service-card:hover::before {
  opacity: 0.1;
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: rgba(102, 126, 234, 0.5);
  box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
}

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.75rem;
  box-shadow: 0 10px 30px var(--glow-purple);
}

.service-title {
  font-family: "Outfit", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.service-description {
  color: var(--text-secondary);
  line-height: 1.7;
}

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

.site-footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--glass-border);
  margin-top: 6rem;
}

.site-footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.footer-brand img {
  height: 35px;
  opacity: 0.7;
  transition: opacity var(--transition-base);
}

.footer-brand img:hover {
  opacity: 1;
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.875rem;
  text-align: center;
}

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

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

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1240px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-figure {
    max-width: 500px;
    margin: 0 auto;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 1.5rem;
  }

  .hero {
    padding: 6rem 0 3rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-cta {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-paragraph {
    font-size: 1rem;
  }

  .service-card {
    padding: 2rem;
  }
}

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

.text-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glow-text {
  text-shadow: 0 0 20px var(--glow-purple);
}

.mt-0 {
  margin-top: 0;
}
.mb-0 {
  margin-bottom: 0;
}
.m-0 {
  margin: 0;
}