/* ==========================================================================
   SINTNEXWEB - AI-POWERED DIGITAL STUDIO
   Design System & Premium Aesthetics
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  /* Brand Palettes */
  --bg-main: #070B14;
  --bg-secondary: #0D1322;
  --bg-card: rgba(18, 26, 46, 0.7);
  --bg-card-hover: rgba(28, 40, 68, 0.85);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(56, 189, 248, 0.3);
  --border-focus: #00F2FE;

  /* Neon Accents */
  --cyan-primary: #00F2FE;
  --cyan-hover: #38BDF8;
  --indigo-primary: #6366F1;
  --purple-neon: #8B5CF6;
  --pink-neon: #EC4899;
  --emerald-neon: #10B981;

  /* Gradients */
  --grad-cyan-purple: linear-gradient(135deg, #00F2FE 0%, #4FACFE 40%, #8B5CF6 100%);
  --grad-purple-pink: linear-gradient(135deg, #8B5CF6 0%, #EC4899 100%);
  --grad-card: linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
  --grad-glow: radial-gradient(circle at 50% 50%, rgba(0, 242, 254, 0.15), transparent 70%);

  /* Text Colors */
  --text-pure: #FFFFFF;
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-code: 'JetBrains Mono', monospace;

  /* Effects */
  --blur-glass: blur(16px);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow-cyan: 0 0 35px rgba(0, 242, 254, 0.3);
  --shadow-glow-purple: 0 0 35px rgba(139, 92, 246, 0.3);
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;
}

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

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

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

/* Background Ambient Lighting */
.bg-ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.ambient-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.25;
  transition: var(--transition-smooth);
}

.blob-1 {
  top: -10%;
  left: 20%;
  width: 600px;
  height: 600px;
  background: var(--cyan-primary);
  animation: floatBlob1 18s ease-in-out infinite alternate;
}

.blob-2 {
  top: 40%;
  right: -10%;
  width: 550px;
  height: 550px;
  background: var(--purple-neon);
  animation: floatBlob2 22s ease-in-out infinite alternate;
}

.blob-3 {
  bottom: -10%;
  left: 10%;
  width: 650px;
  height: 650px;
  background: var(--indigo-primary);
  animation: floatBlob1 25s ease-in-out infinite alternate;
}

@keyframes floatBlob1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(80px, 60px) scale(1.15); }
}

@keyframes floatBlob2 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-70px, -50px) scale(1.2); }
}

/* Grid Pattern Overlay */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
  pointer-events: none;
  z-index: 1;
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-pure);
  line-height: 1.2;
}

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

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

/* Badges */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  background: rgba(13, 20, 36, 0.85);
  border: 1px solid var(--border-glow);
  color: var(--cyan-primary);
  backdrop-filter: var(--blur-glass);
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.15);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--cyan-primary);
  box-shadow: 0 0 10px var(--cyan-primary);
  animation: pulseDot 2s infinite;
}

.pulse-dot-green {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--emerald-neon);
  box-shadow: 0 0 10px var(--emerald-neon);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 15px currentColor; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

/* ==========================================================================
   HEADER & NAVBAR
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: var(--transition-smooth);
  padding: 18px 0;
}

.site-header.scrolled {
  background: rgba(7, 11, 20, 0.85);
  backdrop-filter: var(--blur-glass);
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.brand-logo svg {
  height: 38px;
  width: auto;
}

.brand-logo:hover {
  transform: translateY(-1px);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.925rem;
  font-weight: 500;
  transition: var(--transition-smooth);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--grad-cyan-purple);
  transition: var(--transition-smooth);
  border-radius: var(--radius-full);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  background: rgba(18, 26, 46, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 3px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.lang-btn.active {
  background: var(--grad-cyan-purple);
  color: #070B14;
  box-shadow: 0 2px 10px rgba(0, 242, 254, 0.4);
}

/* Primary & Secondary Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  border: none;
}

.btn-primary {
  background: var(--grad-cyan-purple);
  color: #070B14;
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 242, 254, 0.55);
}

.btn-secondary {
  background: rgba(18, 26, 46, 0.8);
  color: var(--text-pure);
  border: 1px solid var(--border-subtle);
  backdrop-filter: var(--blur-glass);
}

.btn-secondary:hover {
  background: rgba(28, 40, 68, 0.9);
  border-color: var(--cyan-primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
}

.btn-glow {
  animation: glowPulse 3s infinite alternate;
}

@keyframes glowPulse {
  0% { box-shadow: 0 4px 20px rgba(0, 242, 254, 0.3); }
  100% { box-shadow: 0 6px 30px rgba(139, 92, 246, 0.6); }
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-pure);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  padding: 160px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: -1.5px;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 580px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 8px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
  width: 100%;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-pure);
}

.stat-number span {
  color: var(--cyan-primary);
}

.stat-label {
  font-size: 0.825rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Hero Showcase Visual */
.hero-visual {
  position: relative;
}

.code-card-glass {
  background: rgba(13, 19, 34, 0.75);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-lg);
  backdrop-filter: var(--blur-glass);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7), var(--shadow-glow-cyan);
  overflow: hidden;
  position: relative;
}

.code-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: rgba(7, 11, 20, 0.6);
  border-bottom: 1px solid var(--border-subtle);
}

.window-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot-red { background: #FF5F56; }
.dot-yellow { background: #FFBD2E; }
.dot-green { background: #27C93F; }

.window-title {
  font-family: var(--font-code);
  font-size: 0.775rem;
  color: var(--text-muted);
}

.code-card-body {
  padding: 24px;
  font-family: var(--font-code);
  font-size: 0.875rem;
  color: #E2E8F0;
  line-height: 1.7;
}

.code-line {
  display: block;
}

.c-purple { color: #C084FC; }
.c-cyan { color: #38BDF8; }
.c-green { color: #34D399; }
.c-yellow { color: #FCD34D; }
.c-gray { color: #64748B; }

.floating-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  background: rgba(13, 20, 36, 0.9);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  backdrop-filter: var(--blur-glass);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
  animation: floatBadge 6s ease-in-out infinite alternate;
}

.badge-top-right {
  top: -20px;
  right: -20px;
}

.badge-bottom-left {
  bottom: -20px;
  left: -20px;
  animation-delay: -3s;
}

@keyframes floatBadge {
  0% { transform: translateY(0); }
  100% { transform: translateY(-12px); }
}

.badge-icon {
  font-size: 1.5rem;
}

.badge-info h4 {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-pure);
}

.badge-info p {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   PARTNERS / PLATFORMS BANNER
   ========================================================================== */
.platforms-banner {
  padding: 30px 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(13, 19, 34, 0.4);
}

.platforms-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.platforms-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.platform-items {
  display: flex;
  align-items: center;
  gap: 36px;
}

.platform-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-secondary);
  opacity: 0.8;
  transition: var(--transition-smooth);
}

.platform-badge:hover {
  opacity: 1;
  color: var(--text-pure);
  transform: translateY(-2px);
}

.platform-badge span.fiverr-green {
  color: #1DBF73;
}

.platform-badge span.vinte-blue {
  color: #00F2FE;
}

/* ==========================================================================
   SECTION COMMON STYLING
   ========================================================================== */
.section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.section-header .badge-pill {
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   AI ADVANTAGE / SUPERPOWER SECTION
   ========================================================================== */
.ai-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--grad-cyan-purple);
  opacity: 0;
  transition: var(--transition-smooth);
}

.feature-card:hover {
  transform: translateY(-6px);
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-card), 0 0 25px rgba(0, 242, 254, 0.15);
}

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

.feature-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(0, 242, 254, 0.1);
  border: 1px solid rgba(0, 242, 254, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.65rem;
  color: var(--cyan-primary);
  transition: var(--transition-smooth);
}

.feature-card:hover .feature-icon-wrap {
  background: var(--grad-cyan-purple);
  color: #070B14;
  box-shadow: 0 0 20px rgba(0, 242, 254, 0.5);
  transform: scale(1.08);
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   SERVICES SECTION
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
  position: relative;
}

.service-card.highlight {
  border-color: var(--purple-neon);
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.1) 0%, rgba(18, 26, 46, 0.8) 100%);
  box-shadow: var(--shadow-glow-purple);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--cyan-primary);
  box-shadow: var(--shadow-card), 0 0 30px rgba(0, 242, 254, 0.2);
}

.service-top {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(13, 20, 36, 0.9);
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.service-name {
  font-size: 1.4rem;
  font-weight: 800;
}

.service-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 28px 0;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.service-features li svg {
  color: var(--cyan-primary);
  flex-shrink: 0;
}

/* ==========================================================================
   PORTFOLIO & CASE STUDIES
   ========================================================================== */
.portfolio-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.filter-btn {
  background: rgba(18, 26, 46, 0.8);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--grad-cyan-purple);
  color: #070B14;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.35);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.portfolio-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-card), 0 0 35px rgba(0, 242, 254, 0.2);
}

.portfolio-img-wrap {
  position: relative;
  height: 280px;
  overflow: hidden;
  background: #0D1322;
}

.portfolio-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-card:hover .portfolio-img-wrap img {
  transform: scale(1.06);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7, 11, 20, 0.95) 0%, rgba(7, 11, 20, 0.2) 60%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 24px;
  opacity: 0;
  transition: var(--transition-smooth);
}

.portfolio-card:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-info {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(56, 189, 248, 0.12);
  color: var(--cyan-primary);
  border: 1px solid rgba(56, 189, 248, 0.25);
}

.portfolio-title {
  font-size: 1.35rem;
  font-weight: 800;
}

.portfolio-desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   INTERACTIVE ESTIMATOR / CALCULATOR
   ========================================================================== */
.calculator-box {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-card), var(--shadow-glow-cyan);
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 40px;
}

.calc-options {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.calc-group-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-pure);
}

.pill-selector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.calc-pill {
  background: rgba(13, 20, 36, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.calc-pill.selected {
  background: rgba(0, 242, 254, 0.15);
  border-color: var(--cyan-primary);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

.calc-pill h5 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-pure);
}

.calc-pill p {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.calc-result-card {
  background: rgba(13, 20, 36, 0.95);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: center;
  position: relative;
}

.calc-result-header h4 {
  font-size: 1rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.calc-price {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--cyan-primary);
  margin: 16px 0 6px;
}

.calc-timeline {
  font-size: 0.9rem;
  color: var(--emerald-neon);
  font-weight: 600;
  margin-bottom: 24px;
}

/* ==========================================================================
   TESTIMONIALS / TRUST
   ========================================================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

.testimonial-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-card);
}

.testimonial-stars {
  color: #FBBF24;
  font-size: 1.1rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-quote {
  font-size: 0.95rem;
  color: var(--text-primary);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 24px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--grad-cyan-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #070B14;
}

.author-info h5 {
  font-size: 0.95rem;
  font-weight: 700;
}

.author-info p {
  font-size: 0.775rem;
  color: var(--text-muted);
}

/* ==========================================================================
   CONTACT / CTA FINAL
   ========================================================================== */
.contact-section {
  padding: 100px 0 120px;
}

.contact-card {
  background: linear-gradient(135deg, rgba(13, 20, 36, 0.95) 0%, rgba(20, 30, 56, 0.95) 100%);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 60px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), var(--shadow-glow-cyan);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info h2 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -1px;
}

.contact-info p {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.direct-channels {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 12px;
}

.channel-item {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  color: var(--text-primary);
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: var(--transition-smooth);
}

.channel-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--cyan-primary);
  transform: translateX(6px);
}

.channel-icon {
  font-size: 1.35rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 14px 18px;
  background: rgba(7, 11, 20, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-pure);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--cyan-primary);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.25);
  background: rgba(7, 11, 20, 0.95);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: #05080F;
  padding: 60px 0 30px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 16px;
  max-width: 320px;
}

.footer-col h5 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-pure);
}

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

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--cyan-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 30px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.825rem;
  color: var(--text-muted);
}

/* ==========================================================================
   MODAL
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 15, 0.85);
  backdrop-filter: var(--blur-glass);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

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

.modal-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  max-width: 750px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 36px;
  position: relative;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
  transform: scale(0.95);
  transition: var(--transition-smooth);
}

.modal-backdrop.active .modal-card {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.modal-close:hover {
  color: var(--text-pure);
  transform: rotate(90deg);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-text {
    align-items: center;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .services-grid, .ai-feature-grid, .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .calculator-box, .contact-card {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .services-grid, .ai-feature-grid, .testimonials-grid, .portfolio-grid {
    grid-template-columns: 1fr;
  }
  .pill-selector-grid {
    grid-template-columns: 1fr;
  }
  .contact-card {
    padding: 32px 20px;
  }
  .calculator-box {
    padding: 24px;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}