/* ==========================================================================
   YUMEMIRO OS - OFFICIAL WEBSITE DESIGN SYSTEM
   Theme: Pastel Pink, Lavender, Soft Purple, Cream & Glassmorphism
   Handcrafted Vanilla CSS3
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Space+Grotesk:wght@500;700&display=swap');

:root {
  /* Color Palette */
  --primary-pink: #ffb7c5;
  --primary-pink-hover: #ffa3b5;
  --primary-pink-dark: #f08da3;
  --primary-pink-light: #fff0f3;
  
  --secondary-lavender: #e6e6fa;
  --secondary-lavender-deep: #c8b6ff;
  --secondary-lavender-light: #f5f3ff;
  
  --accent-purple: #a29bfe;
  --accent-purple-deep: #8c7ae6;
  --accent-purple-soft: #b39ddb;
  
  --bg-cream: #faf8f5;
  --bg-cream-alt: #f5f1eb;
  --bg-white: #ffffff;
  
  --text-main: #2b2535;
  --text-muted: #6c6477;
  --text-light: #9b93a7;
  
  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-bg-hover: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(255, 255, 255, 0.8);
  --glass-shadow: 0 12px 40px rgba(179, 157, 219, 0.12), 0 4px 12px rgba(255, 183, 197, 0.1);
  --glass-blur: blur(18px);

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #ffb7c5 0%, #c8b6ff 50%, #a29bfe 100%);
  --grad-soft: linear-gradient(135deg, #fff0f3 0%, #f5f3ff 100%);
  --grad-hero: radial-gradient(circle at 50% 20%, rgba(255, 183, 197, 0.25) 0%, rgba(200, 182, 255, 0.15) 45%, rgba(250, 248, 245, 0) 70%);
  --grad-card-glow: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,240,243,0.6) 100%);
  --grad-button: linear-gradient(135deg, #ffb7c5 0%, #c8b6ff 100%);
  
  /* Typography */
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Space Grotesk', var(--font-main);
  
  /* Transitions & Radii */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 36px;
  --radius-full: 9999px;
  
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  
  --container-max: 1240px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-cream);
  color: var(--text-main);
  font-family: var(--font-main);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-cream);
  overflow-x: hidden;
  position: relative;
}

/* Ambient Background Lights */
body::before {
  content: '';
  position: fixed;
  top: -20vh;
  left: -10vw;
  width: 65vw;
  height: 65vh;
  background: radial-gradient(circle, rgba(255, 183, 197, 0.3) 0%, rgba(200, 182, 255, 0.15) 50%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  bottom: -20vh;
  right: -10vw;
  width: 60vw;
  height: 60vh;
  background: radial-gradient(circle, rgba(162, 155, 254, 0.25) 0%, rgba(255, 240, 243, 0.2) 50%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

/* Mouse Glow Spotlight Element */
.mouse-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 183, 197, 0.18) 0%, rgba(200, 182, 255, 0.08) 40%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 1;
  transition: opacity 0.3s ease;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-main);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.2rem); }
h2 { font-size: clamp(2rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.35rem, 2vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
  line-height: 1.65;
  color: var(--text-muted);
  font-size: 1.05rem;
}

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

/* Layout Utilities */
.container {
  width: 90%;
  max-width: var(--container-max);
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.section-padding {
  padding: 100px 0;
}

.text-center { text-align: center; }
.text-gradient {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 183, 197, 0.4);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-purple-deep);
  box-shadow: 0 4px 15px rgba(255, 183, 197, 0.15);
  backdrop-filter: blur(10px);
}

.badge svg, .badge img {
  width: 16px;
  height: 16px;
}

/* Navigation Bar */
.navbar-wrapper {
  position: fixed;
  top: 20px;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 0 20px;
}

.navbar {
  max-width: var(--container-max);
  margin: 0 auto;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-full);
  padding: 12px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 15px 35px rgba(179, 157, 219, 0.18);
  padding: 10px 24px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-main);
}

.nav-brand img {
  height: 36px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
  padding: 6px 4px;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--grad-primary);
  border-radius: 2px;
  transition: width var(--transition-fast);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-main);
  cursor: pointer;
  padding: 4px;
}

/* Mobile Nav Drawer */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 340px;
  height: 100vh;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(25px);
  z-index: 1001;
  padding: 40px 30px;
  display: flex;
  flex-direction: column;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.08);
  transition: right var(--transition-normal);
}

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

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
}

.mobile-nav-close {
  background: rgba(0,0,0,0.05);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.mobile-nav-links a {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
  display: block;
  padding: 8px 0;
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.25);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.98rem;
  cursor: pointer;
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.btn-primary {
  background: var(--grad-button);
  color: #1a1625;
  box-shadow: 0 8px 25px rgba(255, 183, 197, 0.45);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(255, 183, 197, 0.6);
  background: linear-gradient(135deg, #ffa3b5 0%, #b8a1ff 100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.85);
  color: var(--text-main);
  border: 1px solid var(--glass-border);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: #ffffff;
  transform: translateY(-2px);
  border-color: var(--primary-pink);
  box-shadow: 0 10px 25px rgba(200, 182, 255, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1.5px solid var(--primary-pink);
}

.btn-outline:hover {
  background: var(--primary-pink-light);
  transform: translateY(-2px);
}

/* Glass Card */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-normal);
  position: relative;
}

.glass-card:hover {
  background: var(--glass-bg-hover);
  transform: translateY(-5px);
  box-shadow: 0 18px 45px rgba(179, 157, 219, 0.22);
}

/* Hero Section */
.hero {
  padding-top: 170px;
  padding-bottom: 90px;
  text-align: center;
  position: relative;
}

.hero-content {
  max-width: 850px;
  margin: 0 auto;
}

.hero-title {
  margin-top: 20px;
  margin-bottom: 24px;
  font-size: clamp(2.8rem, 5.5vw, 4.5rem);
}

.hero-subtitle {
  font-size: clamp(1.15rem, 2.2vw, 1.35rem);
  max-width: 680px;
  margin: 0 auto 36px;
  color: var(--text-muted);
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

/* Floating Laptop Mockup */
.mockup-wrapper {
  margin-top: 20px;
  position: relative;
  perspective: 1000px;
}

.mockup-container {
  max-width: 1000px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(162, 155, 254, 0.25), 0 10px 25px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.9);
  transition: transform var(--transition-bounce);
  animation: floatAnimation 6s ease-in-out infinite;
}

.mockup-container img {
  width: 100%;
  height: auto;
  display: block;
}

@keyframes floatAnimation {
  0%, 100% { transform: translateY(0px) rotateX(0deg); }
  50% { transform: translateY(-14px) rotateX(1deg); }
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
  margin-top: 50px;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--grad-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--accent-purple-deep);
  margin-bottom: 20px;
  border: 1px solid rgba(255, 183, 197, 0.3);
}

.feature-title {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

/* System Specs Card & Tables */
.spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 40px;
}

.spec-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid rgba(230, 230, 250, 0.8);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
}

.spec-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--secondary-lavender-light);
}

.spec-badge {
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
}

.spec-badge.min { background: #ffe4e8; color: #d63384; }
.spec-badge.rec { background: #e0e7ff; color: #4f46e5; }

.spec-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px stroke rgba(0,0,0,0.04);
}

.spec-item label {
  font-weight: 600;
  color: var(--text-muted);
}

.spec-item span {
  font-weight: 700;
  color: var(--text-main);
}

/* Timeline Components */
.timeline {
  position: relative;
  max-width: 860px;
  margin: 50px auto 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--primary-pink), var(--secondary-lavender-deep), var(--accent-purple));
  border-radius: 3px;
}

.timeline-item {
  display: flex;
  justify-content: flex-end;
  padding-right: 50px;
  position: relative;
  margin-bottom: 60px;
  width: 50%;
}

.timeline-item:nth-child(even) {
  align-self: flex-end;
  margin-left: 50%;
  padding-right: 0;
  padding-left: 50px;
  justify-content: flex-start;
}

.timeline-dot {
  position: absolute;
  right: -13px;
  top: 24px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #ffffff;
  border: 4px solid var(--accent-purple);
  box-shadow: 0 0 15px rgba(162, 155, 254, 0.5);
  z-index: 5;
}

.timeline-item:nth-child(even) .timeline-dot {
  right: auto;
  left: -13px;
}

/* Lightbox Modal */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(15, 12, 25, 0.85);
  backdrop-filter: blur(15px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  padding: 40px;
}

.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.lightbox-close {
  position: absolute;
  top: 30px;
  right: 30px;
  background: rgba(255, 255, 255, 0.15);
  color: white;
  border: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  background: #ffffff;
  border-left: 4px solid var(--accent-purple);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0,0,0,0.12);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  animation: slideInRight 0.3s forwards;
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  box-shadow: var(--glass-shadow);
  border: 1px solid var(--glass-border);
  aspect-ratio: 16 / 9;
}

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

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(30, 20, 45, 0.75) 0%, transparent 60%);
  opacity: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  color: white;
  transition: opacity var(--transition-fast);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

/* Footer */
footer {
  margin-top: auto;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(15px);
  border-top: 1px solid var(--glass-border);
  padding: 70px 0 35px;
  position: relative;
  z-index: 10;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand p {
  margin-top: 16px;
  max-width: 320px;
  font-size: 0.95rem;
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: 20px;
  color: var(--text-main);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--accent-purple-deep);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 30px;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.heart { color: #e84393; }

/* Scroll Reveal Base */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Code Snippet Display */
.code-block {
  background: #1e1b26;
  color: #e2d9f3;
  padding: 20px 24px;
  border-radius: var(--radius-md);
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.92rem;
  overflow-x: auto;
  position: relative;
  border: 1px solid rgba(200, 182, 255, 0.2);
}

.code-block .copy-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.code-block .copy-btn:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .nav-links, .nav-actions .btn { display: none; }
  .mobile-toggle { display: block; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .spec-grid { grid-template-columns: 1fr; }
  .timeline::before { left: 20px; }
  .timeline-item { width: 100%; padding-left: 60px; padding-right: 0; margin-left: 0 !important; }
  .timeline-item:nth-child(even) { justify-content: flex-start; }
  .timeline-dot { left: 8px !important; right: auto !important; }
}

@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
  .hero-cta { flex-direction: column; width: 100%; }
  .btn { width: 100%; }
  .navbar-wrapper { padding: 0 10px; top: 10px; }
}