/* ==========================================================================
   UNBRANDED TEMPLATE 5 - LUXURY COSMIC GLASS & MESH GRADIENT DESIGN SYSTEM
   ========================================================================== */

/* --- Google Fonts Import --- */
@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=Syne:wght@500;700;800&display=swap');

/* --- Root Color Palette & Variables --- */
:root {
  /* Glowing Mesh & Cosmic Violet Colors */
  --hue-primary: 265;
  --hue-secondary: 325;
  --hue-cyan: 190;

  --color-primary: hsl(var(--hue-primary), 85%, 65%);
  --color-secondary: hsl(var(--hue-secondary), 85%, 60%);
  --color-cyan: hsl(var(--hue-cyan), 90%, 55%);

  --gradient-main: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  --gradient-cyan: linear-gradient(135deg, var(--color-cyan), var(--color-primary));

  /* Dark Theme Default (Cosmic Deep Obsidian) */
  --bg-body: #090814;
  --bg-surface: #110F24;
  --bg-surface-glass: rgba(22, 19, 44, 0.65);
  --bg-surface-elevated: #1C1838;

  --text-main: #F5F3FC;
  --text-muted: #9E98BD;
  --text-inverse: #090814;

  --border-glass: rgba(255, 255, 255, 0.12);
  --border-glow: hsla(var(--hue-primary), 85%, 65%, 0.4);

  --shadow-glass: 0 20px 50px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 35px hsla(var(--hue-primary), 85%, 65%, 0.3);

  --font-sans: 'Plus Jakarta Sans', sans-serif;
  --font-heading: 'Syne', var(--font-sans);

  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-pill: 9999px;

  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Theme Override (Frosted Pearl Glass) */
[data-theme="light"] {
  --bg-body: #F4F3F9;
  --bg-surface: #FFFFFF;
  --bg-surface-glass: rgba(255, 255, 255, 0.75);
  --bg-surface-elevated: #EFECE8;

  --text-main: #131026;
  --text-muted: #645F80;
  --text-inverse: #FFFFFF;

  --border-glass: rgba(19, 16, 38, 0.1);
  --border-glow: hsla(var(--hue-primary), 85%, 65%, 0.5);

  --shadow-glass: 0 20px 40px rgba(19, 16, 38, 0.08);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-smooth), color var(--transition-smooth);
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* --- Animated Floating Mesh Orbs Background --- */
.mesh-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.45;
  animation: floatOrb 18s infinite alternate ease-in-out;
}

.orb-1 {
  top: -10%;
  left: 20%;
  width: 550px;
  height: 550px;
  background: var(--gradient-main);
}

.orb-2 {
  bottom: 10%;
  right: -5%;
  width: 600px;
  height: 600px;
  background: var(--gradient-cyan);
  animation-delay: -9s;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, -40px) scale(1.1); }
  100% { transform: translate(-40px, 60px) scale(0.95); }
}

/* --- Layout Container --- */
.container {
  width: 90%;
  max-width: 1260px;
  margin: 0 auto;
}

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

.h1 {
  font-size: clamp(2.8rem, 5.5vw + 1rem, 4.8rem);
  font-weight: 800;
}

.h2 {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 800;
}

.h3 {
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  font-weight: 700;
}

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

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

/* --- Buttons --- */
.btn-glass {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 2rem;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  border: 1px solid transparent;
}

.btn-gradient {
  background: var(--gradient-main);
  color: #FFFFFF;
  box-shadow: var(--shadow-glow);
}

.btn-gradient:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 0 45px hsla(var(--hue-primary), 85%, 65%, 0.5);
}

.btn-outline-glass {
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(16px);
  color: var(--text-main);
  border-color: var(--border-glass);
}

.btn-outline-glass:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: scale(1.08);
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: all var(--transition-smooth);
}

.navbar.scrolled {
  padding: 0.9rem 0;
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: var(--shadow-glass);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-main);
  text-decoration: none;
}

.logo-spark {
  width: 36px;
  height: 36px;
  background: var(--gradient-main);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  box-shadow: var(--shadow-glow);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* --- Hero Section --- */
.hero {
  padding-top: 11rem;
  padding-bottom: 6rem;
  position: relative;
}

.hero-content {
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}

.badge-glass {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1.25rem;
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-glass);
}

.hero-subtext {
  font-size: clamp(1.1rem, 1.5vw, 1.3rem);
  color: var(--text-muted);
  margin-top: 1.75rem;
  margin-bottom: 2.75rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* 3D Glass Hero Mockup Container */
.hero-mockup-wrap {
  margin-top: 4.5rem;
  position: relative;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, var(--border-glass), transparent, var(--border-glass));
  box-shadow: var(--shadow-glass);
}

.hero-mockup-card {
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(24px);
  border-radius: calc(var(--radius-lg) - 1px);
  border: 1px solid var(--border-glass);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.glass-inner-card {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  text-align: left;
  transition: all var(--transition-fast);
}

.glass-inner-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
}

/* --- Section Formatting --- */
.section {
  padding: 7rem 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 4.5rem auto;
}

.section-tag {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
  display: block;
}

/* --- Portfolio Showcase Grid --- */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 0.85rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-pill);
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--gradient-main);
  color: #FFFFFF;
  border-color: transparent;
  box-shadow: var(--shadow-glow);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.portfolio-card {
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 380px;
  transition: all var(--transition-smooth);
  box-shadow: var(--shadow-glass);
}

.portfolio-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow);
}

/* --- Features Grid Section --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-glass-card {
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: all var(--transition-smooth);
}

.feature-glass-card:hover {
  border-color: var(--color-secondary);
  transform: translateY(-6px);
}

.icon-box-glass {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--gradient-main);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-glow);
}

/* --- Testimonials Slider Carousel --- */
.testimonial-carousel-wrap {
  max-width: 860px;
  margin: 0 auto;
  position: relative;
}

.testimonial-glass-card {
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 3.5rem 3rem;
  text-align: center;
  box-shadow: var(--shadow-glass);
}

.quote-stars {
  color: #FFB800;
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.testimonial-quote {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 2vw, 1.8rem);
  line-height: 1.4;
  margin-bottom: 2rem;
}

/* --- Pricing Section --- */
.pricing-switch-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.pricing-switch-bg {
  width: 58px;
  height: 32px;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-pill);
  cursor: pointer;
  padding: 4px;
}

.pricing-switch-thumb {
  width: 22px;
  height: 22px;
  background: var(--gradient-main);
  border-radius: 50%;
  transition: transform var(--transition-fast);
}

.pricing-switch-bg.active .pricing-switch-thumb {
  transform: translateX(26px);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.pricing-glass-card {
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 3rem 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all var(--transition-smooth);
}

.pricing-glass-card.featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

/* --- Glass Accordion FAQ --- */
.faq-glass-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-glass-item {
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-glass-trigger {
  width: 100%;
  padding: 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.faq-glass-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  color: var(--text-muted);
  line-height: 1.7;
}

.faq-glass-item.open .faq-glass-body {
  max-height: 300px;
  padding: 0 1.75rem 1.75rem 1.75rem;
}

/* --- Contact Section --- */
.contact-glass-card {
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(24px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 4.5rem 3rem;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
  box-shadow: var(--shadow-glass);
}

.contact-glass-form {
  display: flex;
  gap: 1rem;
  max-width: 520px;
  margin: 2.5rem auto 0 auto;
  flex-wrap: wrap;
}

.form-input-glass {
  flex: 1;
  min-width: 260px;
  padding: 0.95rem 1.5rem;
  border-radius: var(--radius-pill);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
}

.form-input-glass:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

/* --- Footer --- */
.footer-glass {
  border-top: 1px solid var(--border-glass);
  padding: 5rem 0 3rem 0;
  margin-top: 6rem;
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(20px);
}

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

.footer-bottom {
  border-top: 1px solid var(--border-glass);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

/* --- Toast Notification --- */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--color-primary);
  color: var(--text-main);
  padding: 1rem 1.75rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.4s ease;
  z-index: 2000;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* --- Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Responsive Adjustments --- */
@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}