/* ============================================================
   DUGA NEXUS LIMITED — Design System & Styles
   ============================================================ */

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

/* --- Design Tokens --- */
:root {
  /* Brand Colors */
  --clr-purple: #918ef4;
  --clr-purple-light: #a8a5f7;
  --clr-purple-dark: #706ddb;
  --clr-mint: #81d2c7;
  --clr-mint-light: #9eddd4;
  --clr-mint-dark: #5fbfb2;

  /* Neutrals */
  --clr-bg-primary: #0e0f12;
  --clr-bg-secondary: #161720;
  --clr-bg-card: #1c1d27;
  --clr-bg-elevated: #232430;
  --clr-surface: #454851;
  --clr-border: rgba(145, 142, 244, 0.12);
  --clr-border-hover: rgba(145, 142, 244, 0.3);

  /* Text */
  --clr-text-primary: #f0f0f5;
  --clr-text-secondary: #a0a1b0;
  --clr-text-muted: #6b6c7d;

  /* Gradients */
  --gradient-brand: linear-gradient(135deg, var(--clr-purple), var(--clr-mint));
  --gradient-brand-hover: linear-gradient(135deg, var(--clr-purple-light), var(--clr-mint-light));
  --gradient-bg-radial: radial-gradient(ellipse at 20% 50%, rgba(145, 142, 244, 0.08) 0%, transparent 60%),
                         radial-gradient(ellipse at 80% 20%, rgba(129, 210, 199, 0.06) 0%, transparent 50%);
  --gradient-card-glass: linear-gradient(
    135deg,
    rgba(145, 142, 244, 0.08) 0%,
    rgba(129, 210, 199, 0.04) 50%,
    rgba(35, 36, 48, 0.6) 100%
  );

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-display: clamp(2.5rem, 5vw + 1rem, 4.5rem);
  --fs-h1: clamp(2rem, 3vw + 0.5rem, 3rem);
  --fs-h2: clamp(1.5rem, 2vw + 0.5rem, 2.25rem);
  --fs-h3: 1.25rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-caption: 0.75rem;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
  --shadow-glow-purple: 0 0 40px rgba(145, 142, 244, 0.15);
  --shadow-glow-mint: 0 0 40px rgba(129, 210, 199, 0.12);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 200ms var(--ease-out);
  --transition-base: 350ms var(--ease-out);
  --transition-slow: 600ms var(--ease-out);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-family);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--clr-text-primary);
  background-color: var(--clr-bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul, ol {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-mint);
  margin-bottom: var(--space-sm);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--gradient-brand);
  border-radius: var(--radius-full);
}

.section-title {
  font-size: var(--fs-h1);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
  color: var(--clr-text-primary);
}

.section-subtitle {
  font-size: var(--fs-body);
  color: var(--clr-text-secondary);
  max-width: 600px;
  line-height: 1.8;
}

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

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: var(--space-sm) 0;
  transition: background var(--transition-base), box-shadow var(--transition-base), padding var(--transition-base);
}

.navbar.scrolled {
  background: rgba(14, 15, 18, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--clr-border);
  padding: 0.6rem 0;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-logo img {
  height: 44px;
  width: auto;
}

.nav-logo-text {
  font-weight: 700;
  font-size: var(--fs-small);
  color: var(--clr-text-secondary);
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links a {
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--clr-text-secondary);
  position: relative;
  padding: var(--space-xs) 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-brand);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.nav-links a:hover {
  color: var(--clr-text-primary);
}

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

.nav-links a.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.6rem 1.4rem;
  font-size: var(--fs-small);
  font-weight: 600;
  color: #1a1a2e;
  background: var(--gradient-brand);
  border-radius: var(--radius-full);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  text-shadow: none;
}

.nav-links a.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-purple);
  color: #1a1a2e;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(14, 15, 18, 0.92) 0%,
    rgba(14, 15, 18, 0.75) 40%,
    rgba(14, 15, 18, 0.6) 70%,
    rgba(14, 15, 18, 0.85) 100%
  );
}

/* Animated gradient orbs */
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  animation: orbFloat 12s ease-in-out infinite;
  z-index: 1;
}

.hero-orb--purple {
  width: 500px;
  height: 500px;
  background: var(--clr-purple);
  top: -10%;
  right: -5%;
  animation-delay: 0s;
}

.hero-orb--mint {
  width: 400px;
  height: 400px;
  background: var(--clr-mint);
  bottom: -15%;
  left: -5%;
  animation-delay: -6s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.4rem 1rem;
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-mint);
  background: rgba(129, 210, 199, 0.1);
  border: 1px solid rgba(129, 210, 199, 0.2);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-lg);
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--clr-mint);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

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

.hero-title {
  font-size: var(--fs-display);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: clamp(1rem, 1.2vw + 0.5rem, 1.2rem);
  color: var(--clr-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
  max-width: 560px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 1rem 2rem;
  font-size: var(--fs-body);
  font-weight: 700;
  color: var(--clr-bg-primary);
  background: var(--gradient-brand);
  border-radius: var(--radius-full);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-brand-hover);
  opacity: 0;
  transition: opacity var(--transition-fast);
  border-radius: inherit;
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(145, 142, 244, 0.3);
}

.btn-primary span {
  position: relative;
  z-index: 1;
}

.btn-primary svg {
  position: relative;
  z-index: 1;
  transition: transform var(--transition-fast);
}

.btn-primary:hover svg {
  transform: translateX(4px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 1rem 2rem;
  font-size: var(--fs-body);
  font-weight: 600;
  color: var(--clr-text-primary);
  background: transparent;
  border: 1px solid var(--clr-border-hover);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background: rgba(145, 142, 244, 0.08);
  border-color: var(--clr-purple);
  transform: translateY(-2px);
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  color: var(--clr-text-muted);
  font-size: var(--fs-caption);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: scrollBounce 2.5s ease-in-out infinite;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--clr-purple), transparent);
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about {
  background: var(--clr-bg-secondary);
  position: relative;
}

.about::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-bg-radial);
  pointer-events: none;
}

.about .container {
  position: relative;
}

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

.about-text p {
  color: var(--clr-text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.stat-card {
  text-align: center;
  padding: var(--space-md);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.stat-card:hover {
  border-color: var(--clr-border-hover);
  transform: translateY(-4px);
}

.stat-number {
  font-size: var(--fs-h2);
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-label {
  font-size: var(--fs-caption);
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.25rem;
}

/* ============================================================
   SERVICES SECTION
   ============================================================ */
.services {
  background: var(--clr-bg-primary);
  position: relative;
}

.services-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.services-header .section-subtitle {
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.service-card {
  position: relative;
  padding: var(--space-lg);
  background: var(--gradient-card-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-brand);
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(145, 142, 244, 0.15), rgba(129, 210, 199, 0.1));
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  color: var(--clr-purple);
  font-size: 1.5rem;
}

.service-card h3 {
  font-size: var(--fs-h3);
  font-weight: 700;
  margin-bottom: var(--space-xs);
  color: var(--clr-text-primary);
}

.service-card p {
  font-size: var(--fs-small);
  color: var(--clr-text-secondary);
  line-height: 1.7;
}

/* ============================================================
   WHY CHOOSE US
   ============================================================ */
.why-us {
  background: var(--clr-bg-secondary);
  position: relative;
}

.why-us::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-bg-radial);
  pointer-events: none;
}

.why-us .container {
  position: relative;
}

.why-us-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.why-us-header .section-subtitle {
  margin: 0 auto;
}

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.why-card {
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.why-card:hover {
  transform: translateY(-6px);
  border-color: var(--clr-border-hover);
}

.why-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(145, 142, 244, 0.1), rgba(129, 210, 199, 0.08));
  border-radius: var(--radius-md);
  font-size: 1.6rem;
  color: var(--clr-mint);
}

.why-card h3 {
  font-size: var(--fs-h3);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.why-card p {
  font-size: var(--fs-small);
  color: var(--clr-text-secondary);
  line-height: 1.7;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials {
  background: var(--clr-bg-primary);
  position: relative;
  overflow: hidden;
}

.testimonials-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.testimonials-header .section-subtitle {
  margin: 0 auto;
}

.testimonials-track {
  display: flex;
  gap: var(--space-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: var(--space-sm);
}

.testimonials-track::-webkit-scrollbar {
  display: none;
}

.testimonial-card {
  flex: 0 0 min(450px, 85vw);
  scroll-snap-align: start;
  padding: var(--space-lg);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
}

.testimonial-image {
  margin-bottom: var(--space-md);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.testimonial-image img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.testimonial-card:hover .testimonial-image img {
  transform: scale(1.05);
}

.testimonial-quote {
  font-size: 2.5rem;
  line-height: 1;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-sm);
}

.testimonial-card p {
  font-size: var(--fs-small);
  color: var(--clr-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--fs-small);
  color: var(--clr-bg-primary);
}

.testimonial-info h4 {
  font-size: var(--fs-small);
  font-weight: 600;
}

.testimonial-info span {
  font-size: var(--fs-caption);
  color: var(--clr-text-muted);
}

.testimonials-dots {
  display: flex;
  justify-content: center;
  gap: var(--space-xs);
  margin-top: var(--space-lg);
}

.dot-btn {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--clr-surface);
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.dot-btn.active {
  background: var(--gradient-brand);
  transform: scale(1.3);
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact {
  background: var(--clr-bg-secondary);
  position: relative;
}

.contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-bg-radial);
  pointer-events: none;
}

.contact .container {
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-info h2 {
  font-size: var(--fs-h2);
  font-weight: 800;
  margin-bottom: var(--space-sm);
}

.contact-info > p {
  color: var(--clr-text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.contact-detail-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(145, 142, 244, 0.1);
  border-radius: var(--radius-md);
  color: var(--clr-purple);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-detail-text h4 {
  font-size: var(--fs-small);
  font-weight: 600;
}

.contact-detail-text a,
.contact-detail-text p {
  font-size: var(--fs-small);
  color: var(--clr-text-secondary);
}

.contact-detail-text a:hover {
  color: var(--clr-purple);
}

/* Contact Form */
.contact-form {
  padding: var(--space-lg);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--clr-text-secondary);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--clr-bg-elevated);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--clr-text-muted);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--clr-purple);
  box-shadow: 0 0 0 3px rgba(145, 142, 244, 0.15);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-submit {
  width: 100%;
  padding: 1rem;
  font-weight: 700;
  font-size: var(--fs-body);
  color: var(--clr-bg-primary);
  background: var(--gradient-brand);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(145, 142, 244, 0.3);
}

.form-success {
  display: none;
  text-align: center;
  padding: var(--space-lg);
}

.form-success.show {
  display: block;
}

.form-success svg {
  color: var(--clr-mint);
  margin-bottom: var(--space-sm);
}

.form-success h3 {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-xs);
}

.form-success p {
  color: var(--clr-text-secondary);
  font-size: var(--fs-small);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--clr-bg-primary);
  border-top: 1px solid var(--clr-border);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-brand img {
  height: 40px;
  margin-bottom: var(--space-sm);
}

.footer-brand p {
  font-size: var(--fs-small);
  color: var(--clr-text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer-col h4 {
  font-size: var(--fs-small);
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--clr-text-primary);
}

.footer-col a {
  display: block;
  font-size: var(--fs-small);
  color: var(--clr-text-muted);
  padding: 0.3rem 0;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-col a:hover {
  color: var(--clr-purple-light);
  transform: translateX(4px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--clr-border);
}

.footer-bottom p {
  font-size: var(--fs-caption);
  color: var(--clr-text-muted);
}

.footer-socials {
  display: flex;
  gap: var(--space-sm);
}

.footer-socials a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text-muted);
  transition: all var(--transition-fast);
}

.footer-socials a:hover {
  border-color: var(--clr-purple);
  color: var(--clr-purple);
  background: rgba(145, 142, 244, 0.08);
}

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

/* Tablet */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

}

/* Mobile */
@media (max-width: 768px) {
  .section {
    padding: var(--space-2xl) 0;
  }

  /* Navigation */
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    background: rgba(14, 15, 18, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: var(--space-xl);
    gap: var(--space-md);
    transition: right var(--transition-base);
    z-index: 999;
  }

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

  .nav-links a {
    font-size: var(--fs-h3);
  }

  .nav-toggle {
    display: flex;
  }

  /* Hero */
  .hero-title {
    font-size: clamp(2rem, 6vw, 3.2rem);
  }

  .hero-scroll-indicator {
    display: none;
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .about-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
  }

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

  /* Why Us */
  .why-us-grid {
    grid-template-columns: 1fr;
  }


  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .about-stats {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
}