/* 
 * SVIT FEIT - Design System
 * Color Palette: Dark Navy (#0a0e27), Purple (#6b46c1), Electric Cyan (#00d9ff), Silver (#c0c0c0)
 * Visual Motifs: Holographic effects + premium glassmorphism
 * Prefix: zeph-
 */

:root {
  /* Color tokens - Holographic Tech Palette */
  --zeph-color-bg: #0a0e27;
  --zeph-color-bg-alt: #1a1a3a;
  --zeph-color-surface: rgba(26, 26, 58, 0.8);
  --zeph-color-surface-elevated: rgba(26, 26, 58, 0.95);
  --zeph-color-text: #c0c0c0;
  --zeph-color-text-muted: rgba(192, 192, 192, 0.7);
  --zeph-color-text-subtle: rgba(192, 192, 192, 0.5);
  --zeph-color-accent: #00d9ff;
  --zeph-color-accent-alt: #6b46c1;
  --zeph-color-accent-glow: rgba(0, 217, 255, 0.3);
  --zeph-color-purple: #6b46c1;
  --zeph-color-purple-glow: rgba(107, 70, 193, 0.3);
  --zeph-color-border: rgba(0, 217, 255, 0.2);
  --zeph-color-border-strong: rgba(0, 217, 255, 0.4);
  --zeph-color-border-purple: rgba(107, 70, 193, 0.3);
  
  /* Typography */
  --zeph-font-display: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --zeph-font-body: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  
  /* Fluid type scale */
  --zeph-text-xs: clamp(0.75rem, 0.7vw + 0.5rem, 0.875rem);
  --zeph-text-sm: clamp(0.875rem, 0.8vw + 0.6rem, 1rem);
  --zeph-text-base: clamp(1rem, 1vw + 0.7rem, 1.125rem);
  --zeph-text-lg: clamp(1.125rem, 1.2vw + 0.8rem, 1.25rem);
  --zeph-text-xl: clamp(1.25rem, 1.5vw + 0.9rem, 1.5rem);
  --zeph-text-2xl: clamp(1.5rem, 2vw + 1rem, 2rem);
  --zeph-text-3xl: clamp(2rem, 3vw + 1.2rem, 3rem);
  --zeph-text-4xl: clamp(2.5rem, 4vw + 1.5rem, 4rem);
  
  /* Spacing scale */
  --zeph-space-xs: clamp(0.5rem, 0.5vw, 0.75rem);
  --zeph-space-sm: clamp(0.75rem, 1vw, 1rem);
  --zeph-space-md: clamp(1rem, 2vw, 1.5rem);
  --zeph-space-lg: clamp(1.5rem, 3vw, 2.5rem);
  --zeph-space-xl: clamp(2rem, 4vw, 4rem);
  --zeph-space-2xl: clamp(3rem, 6vw, 6rem);
  
  /* Border radius */
  --zeph-radius-sm: 0.375rem;
  --zeph-radius-md: 0.75rem;
  --zeph-radius-lg: 1.5rem;
  --zeph-radius-xl: 2rem;
  
  /* Transitions */
  --zeph-transition-fast: 150ms ease;
  --zeph-transition-base: 250ms ease;
  --zeph-transition-slow: 400ms ease;
  
  /* Shadows */
  --zeph-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --zeph-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --zeph-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
  
  /* Glassmorphism - Holographic */
  --zeph-glass-bg: rgba(10, 14, 39, 0.6);
  --zeph-glass-border: rgba(0, 217, 255, 0.2);
  --zeph-glass-backdrop: blur(20px);
  --zeph-glass-purple: rgba(107, 70, 193, 0.15);
  
  /* Gradients */
  --zeph-gradient-primary: linear-gradient(135deg, #00d9ff, #6b46c1);
  --zeph-gradient-secondary: linear-gradient(135deg, #6b46c1, #0a0e27);
  --zeph-gradient-text: linear-gradient(135deg, #00d9ff, #6b46c1, #c0c0c0);
  --zeph-gradient-bg: linear-gradient(135deg, #0a0e27 0%, #1a1a3a 50%, #0a0e27 100%);
  
  /* Glows */
  --zeph-glow-cyan: 0 0 20px rgba(0, 217, 255, 0.5), 0 0 40px rgba(0, 217, 255, 0.3);
  --zeph-glow-purple: 0 0 20px rgba(107, 70, 193, 0.5), 0 0 40px rgba(107, 70, 193, 0.3);
  --zeph-glow-combined: 0 0 30px rgba(0, 217, 255, 0.4), 0 0 60px rgba(107, 70, 193, 0.3);
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--zeph-font-body);
  font-size: var(--zeph-text-base);
  line-height: 1.6;
  color: var(--zeph-color-text);
  background: var(--zeph-gradient-bg);
  background-size: 200% 200%;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
  transition: filter 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

body.nav-open {
  overflow: hidden;
  position: fixed;
  width: 100%;
  height: 100%;
}

body.nav-open main,
body.nav-open header,
body.nav-open footer {
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  z-index: 1000;
  padding: var(--zeph-space-sm) var(--zeph-space-md);
  background: var(--zeph-color-accent);
  color: var(--zeph-color-bg);
  font-weight: 600;
  border-radius: var(--zeph-radius-sm);
  text-decoration: none;
}

.skip-link:focus {
  top: var(--zeph-space-md);
}

/* Container */
.zeph-container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--zeph-space-md);
}

@media (min-width: 768px) {
  .zeph-container {
    padding: 0 var(--zeph-space-lg);
  }
}

/* Header */
.zeph-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 39, 0.85);
  backdrop-filter: var(--zeph-glass-backdrop);
  -webkit-backdrop-filter: var(--zeph-glass-backdrop);
  border-bottom: 1px solid var(--zeph-color-border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: all var(--zeph-transition-base);
}

.zeph-header--scrolled {
  background: rgba(10, 14, 39, 0.95);
  border-bottom-color: var(--zeph-color-accent);
  box-shadow: 0 4px 30px rgba(0, 217, 255, 0.2), 0 4px 20px rgba(0, 0, 0, 0.4);
}

.zeph-header .zeph-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--zeph-space-md);
  padding-bottom: var(--zeph-space-md);
}

.zeph-logo {
  display: flex;
  align-items: center;
  gap: var(--zeph-space-sm);
  font-weight: 700;
  font-size: var(--zeph-text-lg);
  color: var(--zeph-color-text);
  text-decoration: none;
  transition: all var(--zeph-transition-base);
}

.zeph-logo:hover {
  color: var(--zeph-color-accent);
  text-shadow: 0 0 10px var(--zeph-color-accent-glow);
}

.zeph-logo__icon {
  flex-shrink: 0;
  transition: transform var(--zeph-transition-base);
  filter: drop-shadow(0 0 8px rgba(0, 217, 255, 0.3));
}

.zeph-logo:hover .zeph-logo__icon {
  transform: scale(1.1) rotate(5deg);
  filter: drop-shadow(0 0 12px rgba(0, 217, 255, 0.5));
}

.zeph-logo svg {
  flex-shrink: 0;
}

/* Navigation */
.zeph-nav__toggle {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: transparent;
  border: none;
  padding: var(--zeph-space-sm);
  cursor: pointer;
  color: var(--zeph-color-text);
  z-index: 10002;
  position: relative;
}

@media (min-width: 768px) {
  .zeph-nav__toggle {
    display: none;
  }
}

.zeph-nav__toggle-line {
  display: block;
  width: 28px;
  height: 3px;
  background: linear-gradient(90deg, #00d9ff, #6b46c1);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  transform-origin: center;
}

.zeph-nav__toggle[aria-expanded="true"] .zeph-nav__toggle-line:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
  background: linear-gradient(90deg, #c0c0c0, #00d9ff);
}

.zeph-nav__toggle[aria-expanded="true"] .zeph-nav__toggle-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.zeph-nav__toggle[aria-expanded="true"] .zeph-nav__toggle-line:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
  background: linear-gradient(90deg, #c0c0c0, #00d9ff);
}

/* Mobile Navigation Overlay */
.zeph-nav__overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.zeph-nav__overlay--open {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

.zeph-nav__overlay-bg {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 10000;
  cursor: pointer;
  pointer-events: none;
}

.zeph-nav__overlay--open .zeph-nav__overlay-bg {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Overlay-bg не блокирует клики по области контента */
.zeph-nav__overlay-content,
.zeph-nav__overlay-content * {
  pointer-events: auto !important;
}

.zeph-nav__overlay-content {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 4vw, 2rem);
  z-index: 10001;
  opacity: 0;
  transform: translateY(-20px);
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1) 0.15s, transform 0.4s cubic-bezier(0.4, 0, 0.2, 1) 0.15s;
  pointer-events: none;
  overflow-y: auto;
  max-height: 100vh;
  box-sizing: border-box;
}

.zeph-nav__overlay--open .zeph-nav__overlay-content {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.zeph-nav__overlay .zeph-nav__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 10002;
  pointer-events: all;
  width: 100%;
  max-width: 90%;
  padding: 0;
}

.zeph-nav__link {
  display: block;
  width: 100%;
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 700;
  color: #ffffff;
  text-decoration: none;
  padding: clamp(0.625rem, 1.5vw, 0.875rem) clamp(1rem, 3vw, 1.25rem);
  margin-bottom: clamp(0.5rem, 1.5vw, 0.75rem);
  position: relative;
  z-index: 10003;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: all;
  cursor: pointer;
  /* Стиль кнопки Contact - градієнтний фон */
  background: linear-gradient(135deg, #00d9ff, #6b46c1);
  border: 1px solid rgba(0, 217, 255, 0.5);
  border-radius: var(--zeph-radius-md);
  box-shadow: 0 4px 16px rgba(0, 217, 255, 0.3), 0 0 20px rgba(107, 70, 193, 0.2);
  text-align: center;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.zeph-nav__link > * {
  position: relative;
  z-index: 2;
}

.zeph-nav__overlay--open .zeph-nav__link {
  opacity: 1;
  transform: translateY(0);
}

.zeph-nav__overlay--open .zeph-nav__link:nth-child(1) { transition-delay: 0.1s; }
.zeph-nav__overlay--open .zeph-nav__link:nth-child(2) { transition-delay: 0.15s; }
.zeph-nav__overlay--open .zeph-nav__link:nth-child(3) { transition-delay: 0.2s; }
.zeph-nav__overlay--open .zeph-nav__link:nth-child(4) { transition-delay: 0.25s; }
.zeph-nav__overlay--open .zeph-nav__link:nth-child(5) { transition-delay: 0.3s; }
.zeph-nav__overlay--open .zeph-nav__link:nth-child(6) { transition-delay: 0.35s; }
.zeph-nav__overlay--open .zeph-nav__link:nth-child(7) { transition-delay: 0.4s; }
.zeph-nav__overlay--open .zeph-nav__link:nth-child(8) { transition-delay: 0.45s; }

.zeph-nav__link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
  border-radius: var(--zeph-radius-md);
  opacity: 0;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
  pointer-events: none;
}

.zeph-nav__link:hover::before,
.zeph-nav__link:focus-visible::before,
.zeph-nav__link:active::before {
  opacity: 1;
}

.zeph-nav__link:hover,
.zeph-nav__link:focus-visible {
  transform: translateY(-4px) scale(1.02);
  background: linear-gradient(135deg, #00e5ff, #7b56d1);
  box-shadow: 0 8px 32px rgba(0, 217, 255, 0.5), 0 0 40px rgba(107, 70, 193, 0.4), 0 4px 16px rgba(0, 0, 0, 0.3);
  filter: brightness(1.1);
  border-color: rgba(0, 217, 255, 0.8);
}

.zeph-nav__link:active {
  transform: translateY(-2px) scale(0.98);
  background: linear-gradient(135deg, #00ccff, #5b36b1);
  box-shadow: 0 4px 16px rgba(0, 217, 255, 0.4), 0 0 30px rgba(107, 70, 193, 0.3);
  filter: brightness(0.95);
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

.zeph-nav__link--cta {
  margin-top: clamp(0.5rem, 1.5vw, 0.75rem);
  padding: clamp(0.625rem, 1.5vw, 0.875rem) clamp(1rem, 3vw, 1.25rem);
  background: linear-gradient(135deg, #00d9ff, #6b46c1);
  border-radius: var(--zeph-radius-md);
  color: #ffffff;
  font-weight: 700;
  border: 2px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 16px rgba(0, 217, 255, 0.3), 0 0 20px rgba(107, 70, 193, 0.2), inset 0 0 20px rgba(255, 255, 255, 0.1);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.zeph-nav__link--cta::before {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.2));
}

.zeph-nav__link--cta:hover,
.zeph-nav__link--cta:focus-visible {
  transform: translateY(-4px) scale(1.03);
  background: linear-gradient(135deg, #00e5ff, #7b56d1);
  box-shadow: 0 8px 32px rgba(0, 217, 255, 0.6), 0 0 50px rgba(107, 70, 193, 0.5), inset 0 0 30px rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.5);
  filter: brightness(1.15);
}

.zeph-nav__link--cta:active {
  transform: translateY(-2px) scale(0.98);
  background: linear-gradient(135deg, #00ccff, #5b36b1);
  box-shadow: 0 4px 16px rgba(0, 217, 255, 0.5), 0 0 30px rgba(107, 70, 193, 0.4);
  filter: brightness(0.95);
}

/* Mobile Navigation - Compact styles for small screens */
@media (max-width: 767px) {
  .zeph-nav__link {
    font-size: clamp(0.875rem, 3vw, 1.125rem);
    padding: clamp(0.5rem, 2vw, 0.75rem) clamp(0.875rem, 4vw, 1.125rem);
    margin-bottom: clamp(0.375rem, 2vw, 0.625rem);
  }
  
  .zeph-nav__link--cta {
    margin-top: clamp(0.375rem, 2vw, 0.625rem);
    padding: clamp(0.5rem, 2vw, 0.75rem) clamp(0.875rem, 4vw, 1.125rem);
  }
  
  .zeph-nav__overlay .zeph-nav__list {
    max-width: 90%;
    gap: 0;
  }
  
  .zeph-nav__overlay-content {
    padding: clamp(0.5rem, 2vw, 1rem) clamp(0.75rem, 3vw, 1.5rem);
    align-items: center;
    justify-content: center;
    min-height: auto;
  }
}

/* Desktop Navigation */
.zeph-nav__list--desktop {
  display: none;
  list-style: none;
  flex-direction: row;
  align-items: center;
  gap: var(--zeph-space-lg);
}

@media (min-width: 768px) {
  .zeph-nav__list--desktop {
    display: flex;
  }
}

.zeph-nav__list--desktop a {
  color: var(--zeph-color-text);
  text-decoration: none;
  font-size: var(--zeph-text-sm);
  transition: color var(--zeph-transition-fast);
}

.zeph-nav__list--desktop a:hover,
.zeph-nav__list--desktop a:focus-visible {
  color: #00d9ff;
}

.zeph-nav__list a {
  color: var(--zeph-color-text);
  text-decoration: none;
  font-size: var(--zeph-text-sm);
  transition: color var(--zeph-transition-fast);
}

.zeph-nav__list a:hover,
.zeph-nav__list a:focus-visible {
  color: var(--zeph-color-accent);
}

/* Buttons */
.zeph-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--zeph-space-sm) var(--zeph-space-md);
  font-size: var(--zeph-text-sm);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--zeph-color-border);
  border-radius: var(--zeph-radius-md);
  background: transparent;
  color: var(--zeph-color-text);
  cursor: pointer;
  transition: all var(--zeph-transition-base);
  position: relative;
  overflow: hidden;
}

.zeph-btn--large {
  padding: var(--zeph-space-md) var(--zeph-space-lg);
  font-size: var(--zeph-text-base);
}

.zeph-btn--primary {
  background: var(--zeph-gradient-primary);
  border: none;
  color: var(--zeph-color-bg);
  box-shadow: var(--zeph-glow-cyan);
  font-weight: 700;
}

.zeph-btn--primary:hover,
.zeph-btn--primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--zeph-glow-combined);
  filter: brightness(1.1);
}

.zeph-btn--secondary {
  border-color: rgba(0, 217, 255, 0.5);
  color: #c0c0c0;
  background: rgba(10, 14, 39, 0.3);
}

.zeph-btn--secondary:hover,
.zeph-btn--secondary:focus-visible {
  background: rgba(0, 217, 255, 0.1);
  border-color: #00d9ff;
  color: #00d9ff;
  box-shadow: 0 0 20px rgba(0, 217, 255, 0.3);
}

.zeph-btn:focus-visible {
  outline: 2px solid var(--zeph-color-accent);
  outline-offset: 2px;
}

/* Hero Section with Holographic Animation */
.zeph-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--zeph-space-2xl) 0;
  overflow: hidden;
  background: linear-gradient(135deg, #0a0e27 0%, #1a1a3a 50%, #0a0e27 100%);
  background-size: 200% 200%;
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* Hologram Container */
.zeph-hero__hologram {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(90vw, 600px);
  height: min(90vw, 600px);
  max-width: 600px;
  max-height: 600px;
  z-index: 1;
  pointer-events: none;
}

/* Hologram Layers */
.zeph-hologram__layer {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
}

/* Spiral Animations */
.zeph-hologram__spiral {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border: 2px solid;
  border-radius: 50%;
  opacity: 0.6;
  animation: spiralRotate 8s linear infinite;
}

.zeph-hologram__spiral--1 {
  width: 200px;
  height: 200px;
  border-color: #00d9ff;
  box-shadow: 0 0 20px rgba(0, 217, 255, 0.5), inset 0 0 20px rgba(0, 217, 255, 0.3);
  animation-duration: 8s;
}

.zeph-hologram__spiral--2 {
  width: 300px;
  height: 300px;
  border-color: #6b46c1;
  box-shadow: 0 0 30px rgba(107, 70, 193, 0.5), inset 0 0 30px rgba(107, 70, 193, 0.3);
  animation-duration: 12s;
  animation-direction: reverse;
}

.zeph-hologram__spiral--3 {
  width: 400px;
  height: 400px;
  border-color: #c0c0c0;
  box-shadow: 0 0 40px rgba(192, 192, 192, 0.4), inset 0 0 40px rgba(192, 192, 192, 0.2);
  animation-duration: 16s;
}

@keyframes spiralRotate {
  from { transform: translate(-50%, -50%) rotate(0deg) scale(1); }
  50% { transform: translate(-50%, -50%) rotate(180deg) scale(1.1); }
  to { transform: translate(-50%, -50%) rotate(360deg) scale(1); }
}

/* Particles */
.zeph-hologram__particles {
  position: absolute;
  inset: 0;
}

.zeph-particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: #00d9ff;
  border-radius: 50%;
  box-shadow: 0 0 10px #00d9ff, 0 0 20px #00d9ff;
  animation: particleFloat 4s ease-in-out infinite;
}

.zeph-particle:nth-child(1) { top: 10%; left: 20%; animation-delay: 0s; }
.zeph-particle:nth-child(2) { top: 30%; left: 80%; animation-delay: 0.5s; }
.zeph-particle:nth-child(3) { top: 60%; left: 10%; animation-delay: 1s; }
.zeph-particle:nth-child(4) { top: 80%; left: 70%; animation-delay: 1.5s; }
.zeph-particle:nth-child(5) { top: 20%; left: 50%; animation-delay: 2s; }
.zeph-particle:nth-child(6) { top: 70%; left: 30%; animation-delay: 2.5s; }
.zeph-particle:nth-child(7) { top: 40%; left: 90%; animation-delay: 0.3s; }
.zeph-particle:nth-child(8) { top: 90%; left: 40%; animation-delay: 0.8s; }
.zeph-particle:nth-child(9) { top: 15%; left: 60%; animation-delay: 1.3s; }
.zeph-particle:nth-child(10) { top: 50%; left: 15%; animation-delay: 1.8s; }
.zeph-particle:nth-child(11) { top: 85%; left: 85%; animation-delay: 2.3s; }
.zeph-particle:nth-child(12) { top: 25%; left: 35%; animation-delay: 2.8s; }

@keyframes particleFloat {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.6; }
  25% { transform: translate(20px, -30px) scale(1.2); opacity: 1; }
  50% { transform: translate(-15px, -50px) scale(0.8); opacity: 0.8; }
  75% { transform: translate(30px, -20px) scale(1.1); opacity: 0.9; }
}

/* Light Effects */
.zeph-hologram__light {
  position: absolute;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.4;
  animation: lightPulse 3s ease-in-out infinite;
}

.zeph-hologram__light--1 {
  top: 20%;
  left: 20%;
  background: radial-gradient(circle, #00d9ff, transparent);
  animation-delay: 0s;
}

.zeph-hologram__light--2 {
  top: 60%;
  right: 20%;
  background: radial-gradient(circle, #6b46c1, transparent);
  animation-delay: 1s;
}

.zeph-hologram__light--3 {
  bottom: 20%;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, #c0c0c0, transparent);
  animation-delay: 2s;
}

@keyframes lightPulse {
  0%, 100% { transform: scale(1); opacity: 0.4; }
  50% { transform: scale(1.3); opacity: 0.6; }
}

/* Glow Effect */
.zeph-hologram__glow {
  position: absolute;
  inset: -50px;
  background: radial-gradient(circle, rgba(0, 217, 255, 0.1), transparent 70%);
  animation: glowPulse 4s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

/* Canvas for WebGL Animation */
.zeph-hero__canvas {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(90vw, 600px);
  height: min(90vw, 600px);
  max-width: 600px;
  max-height: 600px;
  z-index: 2;
  pointer-events: none;
  opacity: 0.7;
}

/* Hero Content */
.zeph-hero__content {
  position: relative;
  z-index: 10;
  width: 100%;
  text-align: center;
  padding: var(--zeph-space-xl) 0;
}

.zeph-hero__eyebrow {
  font-size: var(--zeph-text-sm);
  color: #c0c0c0;
  margin-bottom: var(--zeph-space-md);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  text-shadow: 0 0 10px rgba(0, 217, 255, 0.5);
}

.zeph-hero__title {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--zeph-space-lg);
  color: #ffffff;
  text-shadow: 0 0 30px rgba(0, 217, 255, 0.3), 0 4px 20px rgba(0, 0, 0, 0.5);
}

.zeph-hero__title-line {
  display: block;
}

.zeph-hero__title-line--accent {
  background: linear-gradient(135deg, #00d9ff, #6b46c1, #c0c0c0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: textShimmer 3s ease-in-out infinite;
}

@keyframes textShimmer {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.3); }
}

.zeph-hero__subtitle {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  color: rgba(192, 192, 192, 0.9);
  margin-bottom: var(--zeph-space-xl);
  line-height: 1.6;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.zeph-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--zeph-space-md);
  margin-bottom: var(--zeph-space-xl);
  justify-content: center;
}

.zeph-hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--zeph-space-sm);
  list-style: none;
  justify-content: center;
}

.zeph-hero__badges li {
  padding: var(--zeph-space-sm) var(--zeph-space-lg);
  background: rgba(10, 14, 39, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 217, 255, 0.3);
  border-radius: var(--zeph-radius-lg);
  font-size: var(--zeph-text-sm);
  color: #c0c0c0;
  transition: all 0.3s ease;
}

.zeph-hero__badges li:hover {
  border-color: #00d9ff;
  box-shadow: 0 0 20px rgba(0, 217, 255, 0.4);
  transform: translateY(-2px);
}

.zeph-hero__badges span {
  display: block;
}

/* Button Glow Effect */
.zeph-btn--glow {
  position: relative;
  overflow: hidden;
}

.zeph-btn--glow::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.zeph-btn--glow:hover::before {
  width: 300px;
  height: 300px;
}

.zeph-btn--glow {
  background: linear-gradient(135deg, #00d9ff, #6b46c1);
  border: none;
  color: #0a0e27;
  box-shadow: 0 0 30px rgba(0, 217, 255, 0.5);
}

.zeph-btn--glow:hover {
  box-shadow: 0 0 40px rgba(0, 217, 255, 0.8), 0 0 60px rgba(107, 70, 193, 0.5);
  transform: translateY(-3px);
}

/* Mobile Responsive */
@media (max-width: 767px) {
  .zeph-hero {
    min-height: 90vh;
    padding: var(--zeph-space-xl) 0;
  }
  
  .zeph-hero__hologram,
  .zeph-hero__canvas {
    width: 80vw;
    height: 80vw;
    max-width: 400px;
    max-height: 400px;
  }
  
  .zeph-hologram__spiral--1 { width: 120px; height: 120px; }
  .zeph-hologram__spiral--2 { width: 180px; height: 180px; }
  .zeph-hologram__spiral--3 { width: 240px; height: 240px; }
  
  .zeph-hero__title {
    font-size: clamp(2rem, 10vw, 3.5rem);
  }
  
  .zeph-hero__subtitle {
    font-size: clamp(1rem, 4vw, 1.25rem);
    padding: 0 var(--zeph-space-md);
  }
  
  .zeph-hero__actions {
    flex-direction: column;
    align-items: stretch;
    padding: 0 var(--zeph-space-md);
  }
  
  .zeph-hero__actions .zeph-btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .zeph-hero,
  .zeph-hologram__spiral,
  .zeph-particle,
  .zeph-hologram__light,
  .zeph-hologram__glow,
  .zeph-hero__title-line--accent {
    animation: none;
  }
  
  .zeph-hero {
    background-position: 0% 50%;
  }
  
  /* Disable logo animations for reduced motion */
  .zeph-logo__icon circle,
  .zeph-logo__icon rect,
  .zeph-logo__icon path,
  .zeph-logo__icon line,
  .zeph-logo__icon stop {
    animation: none !important;
  }
}

/* Sections */
.zeph-section {
  padding: var(--zeph-space-2xl) 0;
  position: relative;
}

.zeph-section--alt {
  background: rgba(26, 26, 58, 0.4);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid var(--zeph-color-border);
  border-bottom: 1px solid var(--zeph-color-border);
}

.zeph-section__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--zeph-space-xl);
}

.zeph-section__header h2 {
  font-size: var(--zeph-text-3xl);
  font-weight: 800;
  margin-bottom: var(--zeph-space-md);
  background: var(--zeph-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px var(--zeph-color-accent-glow);
}

.zeph-section__header p {
  font-size: var(--zeph-text-lg);
  color: var(--zeph-color-text-muted);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Grid */
.zeph-grid {
  display: grid;
  gap: var(--zeph-space-lg);
}

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

@media (min-width: 768px) {
  .zeph-grid--services {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .zeph-grid--services {
    grid-template-columns: repeat(4, 1fr);
  }
}

.zeph-grid--portfolio {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .zeph-grid--portfolio {
    grid-template-columns: repeat(2, 1fr);
  }
}

.zeph-grid--testimonials {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .zeph-grid--testimonials {
    grid-template-columns: repeat(3, 1fr);
  }
}

.zeph-grid--metrics {
  grid-template-columns: repeat(2, 1fr);
  gap: var(--zeph-space-xl);
}

@media (min-width: 768px) {
  .zeph-grid--metrics {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Cards */
.zeph-card {
  padding: var(--zeph-space-lg);
  background: var(--zeph-glass-bg);
  backdrop-filter: var(--zeph-glass-backdrop);
  -webkit-backdrop-filter: var(--zeph-glass-backdrop);
  border: 1px solid var(--zeph-color-border);
  border-radius: var(--zeph-radius-lg);
  transition: all var(--zeph-transition-base);
  position: relative;
  overflow: hidden;
}

.zeph-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 217, 255, 0.1), transparent);
  transition: left 0.5s ease;
}

.zeph-card:hover::before {
  left: 100%;
}

.zeph-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--zeph-glow-cyan);
  border-color: var(--zeph-color-accent);
}

.zeph-card--glass {
  background: var(--zeph-glass-bg);
  backdrop-filter: var(--zeph-glass-backdrop);
  -webkit-backdrop-filter: var(--zeph-glass-backdrop);
  border-color: var(--zeph-color-border);
}

.zeph-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--zeph-space-md);
  color: var(--zeph-color-accent);
  filter: drop-shadow(0 0 8px var(--zeph-color-accent-glow));
  transition: all var(--zeph-transition-base);
}

.zeph-card:hover .zeph-card__icon {
  transform: scale(1.1) rotate(5deg);
  filter: drop-shadow(0 0 12px var(--zeph-color-accent-glow));
}

.zeph-card h3 {
  font-size: var(--zeph-text-xl);
  font-weight: 700;
  margin-bottom: var(--zeph-space-sm);
  color: var(--zeph-color-text);
  text-shadow: 0 0 10px var(--zeph-color-accent-glow);
}

.zeph-card p {
  color: var(--zeph-color-text-muted);
  margin-bottom: var(--zeph-space-md);
  line-height: 1.7;
}

/* Lists */
.zeph-list {
  list-style: none;
}

.zeph-list li {
  position: relative;
  padding-left: var(--zeph-space-lg);
  color: var(--zeph-color-text-muted);
  font-size: var(--zeph-text-sm);
  margin-bottom: var(--zeph-space-xs);
}

.zeph-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--zeph-color-accent);
  text-shadow: 0 0 8px var(--zeph-color-accent-glow);
  transition: transform var(--zeph-transition-fast);
}

.zeph-card:hover .zeph-list li::before {
  transform: translateX(4px);
}

.zeph-list--inline {
  display: flex;
  flex-wrap: wrap;
  gap: var(--zeph-space-sm);
  margin-top: var(--zeph-space-md);
}

.zeph-list--inline li {
  padding: var(--zeph-space-xs) var(--zeph-space-md);
  background: var(--zeph-glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--zeph-color-border);
  border-radius: var(--zeph-radius-md);
  padding-left: var(--zeph-space-md);
  transition: all var(--zeph-transition-fast);
}

.zeph-list--inline li:hover {
  border-color: var(--zeph-color-accent);
  box-shadow: 0 0 15px var(--zeph-color-accent-glow);
}

.zeph-list--inline li::before {
  display: none;
}

.zeph-list--tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--zeph-space-xs);
  margin-top: var(--zeph-space-md);
}

.zeph-list--tags li {
  padding: 0.25rem 0.75rem;
  background: var(--zeph-glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--zeph-color-border);
  border-radius: var(--zeph-radius-sm);
  font-size: var(--zeph-text-xs);
  padding-left: 0.75rem;
  transition: all var(--zeph-transition-fast);
}

.zeph-list--tags li:hover {
  border-color: var(--zeph-color-accent);
  color: var(--zeph-color-accent);
  box-shadow: 0 0 10px var(--zeph-color-accent-glow);
}

.zeph-list--tags li::before {
  display: none;
}

/* Case Study */
.zeph-case-study {
  display: grid;
  gap: var(--zeph-space-xl);
  align-items: center;
}

@media (min-width: 1024px) {
  .zeph-case-study {
    grid-template-columns: 1fr 1fr;
  }
}

.zeph-case-study__label {
  display: inline-block;
  padding: var(--zeph-space-xs) var(--zeph-space-md);
  background: var(--zeph-gradient-primary);
  color: var(--zeph-color-bg);
  font-size: var(--zeph-text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--zeph-radius-sm);
  margin-bottom: var(--zeph-space-md);
  box-shadow: var(--zeph-glow-cyan);
}

.zeph-case-study h2 {
  font-size: var(--zeph-text-3xl);
  font-weight: 800;
  margin-bottom: var(--zeph-space-md);
  background: var(--zeph-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.zeph-case-study__lead {
  font-size: var(--zeph-text-xl);
  color: var(--zeph-color-text-muted);
  margin-bottom: var(--zeph-space-lg);
  line-height: 1.6;
}

.zeph-case-study__details {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--zeph-space-md);
  margin-bottom: var(--zeph-space-lg);
  padding: var(--zeph-space-lg);
  background: var(--zeph-glass-bg);
  backdrop-filter: var(--zeph-glass-backdrop);
  -webkit-backdrop-filter: var(--zeph-glass-backdrop);
  border: 1px solid var(--zeph-color-border);
  border-radius: var(--zeph-radius-md);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.zeph-case-study__details div {
  text-align: center;
}

.zeph-case-study__details strong {
  display: block;
  font-size: var(--zeph-text-2xl);
  font-weight: 800;
  background: var(--zeph-gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--zeph-space-xs);
  text-shadow: 0 0 20px var(--zeph-color-accent-glow);
}

.zeph-case-study__details span {
  display: block;
  font-size: var(--zeph-text-sm);
  color: var(--zeph-color-text-muted);
}

.zeph-case-study p {
  color: var(--zeph-color-text-muted);
  margin-bottom: var(--zeph-space-md);
}

.zeph-case-study__visual {
  position: relative;
  border-radius: var(--zeph-radius-lg);
  overflow: hidden;
}

/* Portfolio */
.zeph-portfolio-item {
  background: var(--zeph-glass-bg);
  backdrop-filter: var(--zeph-glass-backdrop);
  -webkit-backdrop-filter: var(--zeph-glass-backdrop);
  border: 1px solid var(--zeph-color-border);
  border-radius: var(--zeph-radius-lg);
  overflow: hidden;
  transition: all var(--zeph-transition-base);
}

.zeph-portfolio-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--zeph-glow-cyan);
  border-color: var(--zeph-color-accent);
}

.zeph-portfolio-item__image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.zeph-placeholder-image {
  width: 100%;
  height: 100%;
  border-radius: var(--zeph-radius-lg);
}

.zeph-portfolio-item__visual {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border-radius: var(--zeph-radius-lg);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  isolation: isolate;
  transition: transform var(--zeph-transition-base), box-shadow var(--zeph-transition-base), filter var(--zeph-transition-base);
}

.zeph-portfolio-item__visual::after {
  content: '';
  position: absolute;
  inset: 14%;
  border-radius: inherit;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.32), transparent 70%);
  opacity: 0;
  transition: opacity var(--zeph-transition-base);
  z-index: -1;
}

.zeph-portfolio-item__icon {
  width: clamp(60px, 8vw, 88px);
  height: clamp(60px, 8vw, 88px);
  display: block;
  filter: drop-shadow(0 16px 40px rgba(255, 255, 255, 0.22));
  pointer-events: none;
  will-change: transform, filter;
  transition: transform var(--zeph-transition-fast), filter var(--zeph-transition-fast);
}

.zeph-portfolio-item:hover .zeph-portfolio-item__visual {
  transform: scale(1.02);
  box-shadow: 0 20px 60px rgba(0, 217, 255, 0.18);
}

.zeph-portfolio-item:hover .zeph-portfolio-item__visual::after {
  opacity: 1;
}

.zeph-portfolio-item:hover .zeph-portfolio-item__icon {
  animation: zeph-icon-hover-pulse 1.4s ease-in-out infinite alternate;
}

@keyframes zeph-icon-hover-pulse {
  0% {
    transform: scale(1);
    filter: drop-shadow(0 16px 40px rgba(255, 255, 255, 0.22));
  }
  100% {
    transform: scale(1.06);
    filter: drop-shadow(0 20px 64px rgba(0, 217, 255, 0.42));
  }
}

@media (prefers-reduced-motion: reduce) {
  .zeph-portfolio-item__visual,
  .zeph-portfolio-item__icon {
    transition: none !important;
    animation: none !important;
  }
  .zeph-portfolio-item__visual::after {
    transition: none !important;
  }
}

.zeph-portfolio-item__content {
  padding: var(--zeph-space-md);
}

.zeph-portfolio-item h3 {
  font-size: var(--zeph-text-xl);
  font-weight: 700;
  margin-bottom: var(--zeph-space-xs);
  color: var(--zeph-color-text);
  text-shadow: 0 0 10px var(--zeph-color-accent-glow);
  transition: color var(--zeph-transition-fast);
}

.zeph-portfolio-item:hover h3 {
  color: var(--zeph-color-accent);
}

.zeph-portfolio-item p {
  color: var(--zeph-color-text-muted);
  margin-bottom: var(--zeph-space-sm);
}

/* Timeline */
.zeph-timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding-left: var(--zeph-space-xl);
}

.zeph-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--zeph-color-accent), var(--zeph-color-purple));
  box-shadow: 0 0 10px var(--zeph-color-accent-glow);
}

.zeph-timeline__item {
  position: relative;
  margin-bottom: var(--zeph-space-2xl);
}

.zeph-timeline__marker {
  position: absolute;
  left: calc(var(--zeph-space-xl) * -1 - 8px);
  top: 0;
  width: 16px;
  height: 16px;
  background: var(--zeph-gradient-primary);
  border: 3px solid var(--zeph-color-bg);
  border-radius: 50%;
  z-index: 1;
  box-shadow: 0 0 15px var(--zeph-color-accent-glow);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.8; }
}

.zeph-timeline__content {
  background: var(--zeph-glass-bg);
  backdrop-filter: var(--zeph-glass-backdrop);
  -webkit-backdrop-filter: var(--zeph-glass-backdrop);
  border: 1px solid var(--zeph-color-border);
  border-radius: var(--zeph-radius-lg);
  padding: var(--zeph-space-lg);
  transition: all var(--zeph-transition-base);
}

.zeph-timeline__item:hover .zeph-timeline__content {
  border-color: var(--zeph-color-accent);
  box-shadow: var(--zeph-glow-cyan);
}

.zeph-timeline__content h3 {
  font-size: var(--zeph-text-xl);
  font-weight: 700;
  margin-bottom: var(--zeph-space-sm);
  color: var(--zeph-color-text);
  text-shadow: 0 0 10px var(--zeph-color-accent-glow);
}

.zeph-timeline__content p {
  color: var(--zeph-color-text-muted);
  margin-bottom: var(--zeph-space-md);
}

/* Tech Stack */
.zeph-tech-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--zeph-space-xl);
}

@media (min-width: 768px) {
  .zeph-tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.zeph-tech-category h3 {
  font-size: var(--zeph-text-xl);
  font-weight: 700;
  margin-bottom: var(--zeph-space-md);
  color: var(--zeph-color-text);
  text-shadow: 0 0 10px var(--zeph-color-accent-glow);
}

.zeph-tech-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--zeph-space-md);
  list-style: none;
}

@media (min-width: 480px) {
  .zeph-tech-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.zeph-tech-list li {
  display: flex;
  align-items: center;
  gap: var(--zeph-space-sm);
  padding: var(--zeph-space-sm);
  background: var(--zeph-glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--zeph-color-border);
  border-radius: var(--zeph-radius-md);
  font-size: var(--zeph-text-sm);
  color: var(--zeph-color-text);
  transition: all var(--zeph-transition-fast);
}

.zeph-tech-list li:hover {
  border-color: var(--zeph-color-accent);
  box-shadow: 0 0 15px var(--zeph-color-accent-glow);
  transform: translateX(4px);
}

.zeph-tech-list li svg {
  flex-shrink: 0;
  color: var(--zeph-color-accent);
  filter: drop-shadow(0 0 6px var(--zeph-color-accent-glow));
  transition: all var(--zeph-transition-fast);
}

.zeph-tech-list li:hover svg {
  transform: scale(1.1);
  filter: drop-shadow(0 0 10px var(--zeph-color-accent-glow));
}

/* Testimonials */
.zeph-testimonial {
  padding: var(--zeph-space-xl);
  position: relative;
}

.zeph-testimonial::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0, 217, 255, 0.05), rgba(107, 70, 193, 0.05));
  border-radius: var(--zeph-radius-lg);
  opacity: 0;
  transition: opacity var(--zeph-transition-base);
}

.zeph-testimonial:hover::before {
  opacity: 1;
}

.zeph-testimonial__quote {
  margin-bottom: var(--zeph-space-md);
  color: var(--zeph-color-accent);
  filter: drop-shadow(0 0 8px var(--zeph-color-accent-glow));
}

.zeph-testimonial p {
  font-size: var(--zeph-text-lg);
  color: var(--zeph-color-text);
  margin-bottom: var(--zeph-space-lg);
  font-style: italic;
  line-height: 1.7;
}

.zeph-testimonial__author {
  display: flex;
  flex-direction: column;
  gap: var(--zeph-space-xs);
}

.zeph-testimonial__author strong {
  font-size: var(--zeph-text-base);
  color: var(--zeph-color-text);
}

.zeph-testimonial__author span {
  font-size: var(--zeph-text-sm);
  color: var(--zeph-color-text-muted);
}

/* Metrics */
.zeph-metric {
  text-align: center;
  padding: var(--zeph-space-lg);
  background: var(--zeph-glass-bg);
  backdrop-filter: var(--zeph-glass-backdrop);
  -webkit-backdrop-filter: var(--zeph-glass-backdrop);
  border: 1px solid var(--zeph-color-border);
  border-radius: var(--zeph-radius-lg);
  transition: all var(--zeph-transition-base);
  position: relative;
  overflow: hidden;
}

.zeph-metric::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 217, 255, 0.1), transparent);
  opacity: 0;
  transition: opacity var(--zeph-transition-base);
}

.zeph-metric:hover::before {
  opacity: 1;
}

.zeph-metric:hover {
  border-color: var(--zeph-color-accent);
  box-shadow: var(--zeph-glow-cyan);
  transform: translateY(-4px);
}

.zeph-metric__value {
  font-size: var(--zeph-text-4xl);
  font-weight: 800;
  background: var(--zeph-gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--zeph-space-sm);
  text-shadow: 0 0 30px var(--zeph-color-accent-glow);
}

.zeph-metric__label {
  font-size: var(--zeph-text-lg);
  font-weight: 600;
  color: var(--zeph-color-text);
  margin-bottom: var(--zeph-space-xs);
}

.zeph-metric p {
  font-size: var(--zeph-text-sm);
  color: var(--zeph-color-text-muted);
}

/* Contact */
.zeph-section--contact {
  background: var(--zeph-color-surface);
}

.zeph-contact {
  display: grid;
  gap: var(--zeph-space-xl);
  max-width: 1000px;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .zeph-contact {
    grid-template-columns: 1fr 1.5fr;
  }
}

.zeph-contact__info h3 {
  font-size: var(--zeph-text-2xl);
  font-weight: 700;
  margin-bottom: var(--zeph-space-md);
  background: var(--zeph-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 20px var(--zeph-color-accent-glow);
}

.zeph-contact__info > p {
  color: var(--zeph-color-text-muted);
  margin-bottom: var(--zeph-space-lg);
}

.zeph-contact__address {
  display: flex;
  flex-direction: column;
  gap: var(--zeph-space-md);
  font-style: normal;
}

.zeph-contact__address div {
  display: flex;
  flex-direction: column;
  gap: var(--zeph-space-xs);
}

.zeph-contact__address strong {
  font-size: var(--zeph-text-sm);
  color: var(--zeph-color-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.zeph-contact__address a {
  color: var(--zeph-color-accent);
  text-decoration: none;
  transition: all var(--zeph-transition-fast);
  text-shadow: 0 0 8px var(--zeph-color-accent-glow);
}

.zeph-contact__address a:hover,
.zeph-contact__address a:focus-visible {
  color: var(--zeph-color-purple);
  text-shadow: 0 0 12px var(--zeph-color-purple-glow);
  transform: translateX(4px);
}

.zeph-contact__address span {
  color: var(--zeph-color-text-muted);
  line-height: 1.6;
}

/* Form */
.zeph-form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--zeph-space-md);
}

@media (min-width: 768px) {
  .zeph-form-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.zeph-field {
  display: flex;
  flex-direction: column;
  gap: var(--zeph-space-xs);
}

.zeph-field--full {
  grid-column: 1 / -1;
}

.zeph-field span {
  font-size: var(--zeph-text-sm);
  font-weight: 600;
  color: var(--zeph-color-text);
}

.zeph-field input,
.zeph-field textarea,
.zeph-field select {
  padding: var(--zeph-space-sm) var(--zeph-space-md);
  background: var(--zeph-glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--zeph-color-border);
  border-radius: var(--zeph-radius-md);
  color: var(--zeph-color-text);
  font-family: inherit;
  font-size: var(--zeph-text-base);
  transition: all var(--zeph-transition-fast);
}

.zeph-field input:focus,
.zeph-field textarea:focus,
.zeph-field select:focus {
  outline: none;
  border-color: var(--zeph-color-accent);
  box-shadow: 0 0 15px var(--zeph-color-accent-glow);
  background: rgba(10, 14, 39, 0.8);
}

.zeph-field textarea {
  resize: vertical;
  min-height: 120px;
}

.zeph-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--zeph-space-md);
  margin-top: var(--zeph-space-lg);
}

/* Footer */
.zeph-footer {
  background: rgba(10, 14, 39, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--zeph-color-border);
  padding: var(--zeph-space-xl) 0 var(--zeph-space-lg);
  position: relative;
}

.zeph-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--zeph-gradient-primary);
  box-shadow: 0 0 20px var(--zeph-color-accent-glow);
}

.zeph-footer__content {
  display: grid;
  gap: var(--zeph-space-xl);
}

@media (min-width: 768px) {
  .zeph-footer__content {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.zeph-footer__brand p {
  margin-top: var(--zeph-space-md);
  color: var(--zeph-color-text-muted);
  font-size: var(--zeph-text-sm);
}

.zeph-footer__nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--zeph-space-lg);
}

.zeph-footer__nav h4 {
  font-size: var(--zeph-text-base);
  font-weight: 600;
  margin-bottom: var(--zeph-space-sm);
  color: var(--zeph-color-text);
}

.zeph-footer__nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--zeph-space-xs);
}

.zeph-footer__nav a {
  color: var(--zeph-color-text-muted);
  font-size: var(--zeph-text-sm);
  text-decoration: none;
  transition: all var(--zeph-transition-fast);
  position: relative;
}

.zeph-footer__nav a::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--zeph-gradient-primary);
  transition: width var(--zeph-transition-fast);
}

.zeph-footer__nav a:hover,
.zeph-footer__nav a:focus-visible {
  color: var(--zeph-color-accent);
  text-shadow: 0 0 8px var(--zeph-color-accent-glow);
}

.zeph-footer__nav a:hover::before,
.zeph-footer__nav a:focus-visible::before {
  width: 100%;
}

.zeph-footer__meta {
  display: flex;
  flex-direction: column;
  gap: var(--zeph-space-xs);
}

.zeph-footer__meta p {
  font-size: var(--zeph-text-xs);
  color: var(--zeph-color-text-subtle);
}

/* Utility classes */
@media (min-width: 320px) {
  .zeph-container {
    padding: 0 var(--zeph-space-sm);
  }
}

@media (min-width: 1440px) {
  .zeph-container {
    max-width: 1400px;
  }
}

/* Focus states */
*:focus-visible {
  outline: 2px solid var(--zeph-color-accent);
  outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
  outline-offset: 4px;
}