@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800&family=Outfit:wght@300;400;500;600&display=swap');

:root {
  /* Colors */
  --bg-color: #05070a;
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --accent-cyan: #39ff14;
  --accent-green-2: #10b981;
  --accent-purple: #39ff14;
  --accent-blue: #00ff00;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: 16px;

  /* Typography */
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Outfit', sans-serif;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  --gradient-text: linear-gradient(to right, var(--accent-cyan), #00ff00, #10b981);

  /* Components */
  --nav-scrolled-bg: rgba(5, 7, 10, 0.8);
  --dropdown-bg: rgba(10, 15, 25, 0.95);
  --dropdown-hover: rgba(57, 255, 20, 0.1);
  --input-bg: rgba(255, 255, 255, 0.05);
  --input-bg-focus: rgba(255, 255, 255, 0.08);
  --slider-bg: rgba(255, 255, 255, 0.1);
  --panel-bg: rgba(255, 255, 255, 0.02);
}

[data-theme="light"] {
  --bg-color: #f0f4f8;
  --text-primary: #1a202c;
  --text-secondary: #4a5568;
  --accent-cyan: #059669; /* Verde esmeralda más oscuro para contraste en fondo claro */
  --accent-green-2: #10b981;
  --accent-purple: #059669;
  --accent-blue: #047857;

  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(0, 0, 0, 0.1);
  --glass-blur: 10px;

  /* Components */
  --nav-scrolled-bg: rgba(255, 255, 255, 0.85);
  --dropdown-bg: rgba(240, 244, 248, 0.95);
  --dropdown-hover: rgba(5, 150, 105, 0.1);
  --input-bg: rgba(0, 0, 0, 0.05);
  --input-bg-focus: rgba(0, 0, 0, 0.08);
  --slider-bg: rgba(0, 0, 0, 0.1);
  --panel-bg: rgba(0, 0, 0, 0.02);
}

html {
  scroll-behavior: smooth;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

/* Background Glow Effects */
.bg-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.5;
  animation: float 20s infinite ease-in-out alternate;
}

.glow-orb.cyan {
  width: 40vw;
  height: 40vw;
  background: radial-gradient(circle, rgba(57,255,20,0.15) 0%, rgba(0,0,0,0) 70%);
  top: -10%;
  left: -10%;
}

.glow-orb.purple {
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(57,255,20,0.05) 0%, rgba(0,0,0,0) 70%);
  bottom: -20%;
  right: -10%;
  animation-delay: -10s;
}

#three-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  opacity: 0.5;
}

@keyframes float {
  0% {
    transform: translate(0, 0) scale(1);
  }
  100% {
    transform: translate(5%, 10%) scale(1.1);
  }
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

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

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 100px 0;
  position: relative;
}

/* Glass Utilities */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  font-size: 1rem;
}

.btn-neon {
  background: transparent;
  color: var(--accent-cyan);
  border: 1px solid var(--accent-cyan);
  box-shadow: 0 0 10px rgba(57, 255, 20, 0.2), inset 0 0 10px rgba(57, 255, 20, 0.1);
  position: relative;
  overflow: hidden;
}

.btn-neon::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(57, 255, 20, 0.2), transparent);
  transition: all 0.5s ease;
}

.btn-neon:hover {
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.4), inset 0 0 15px rgba(57, 255, 20, 0.2);
  text-shadow: 0 0 5px rgba(57, 255, 20, 0.5);
  transform: translateY(-2px);
}

.btn-neon:hover::before {
  left: 100%;
}

.btn-glass {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(4px);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: all 0.3s ease;
  padding: 20px 0;
}

.navbar.scrolled {
  padding: 15px 0;
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: 2px;
}

.logo span {
  color: var(--accent-cyan);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  font-size: 0.95rem;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.theme-toggle {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  border-radius: 50%;
  transition: all 0.3s ease;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
}

.theme-toggle:hover {
  transform: rotate(15deg) scale(1.1);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 4rem;
  margin-bottom: 1.5rem;
}

.hero-content p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

/* Chat Mockup in Hero */
.hero-mockup {
  position: relative;
}

.mockup-container {
  width: 100%;
  max-width: 450px;
  height: 550px;
  margin: 0 auto;
  border-radius: 24px;
  padding: 1px;
  background: linear-gradient(135deg, var(--glass-border), rgba(255,255,255,0.02));
  position: relative;
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
  box-shadow: 20px 20px 50px rgba(0,0,0,0.5);
  transition: transform 0.1s ease-out;
  will-change: transform;
}

/* Dinámicamente controlado por JS */

.mockup-inner {
  width: 100%;
  height: 100%;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: 23px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.mockup-header {
  padding: 20px;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  gap: 15px;
}

.mockup-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.mockup-header-info h4 {
  font-size: 1rem;
  margin-bottom: 2px;
}

.mockup-header-info p {
  font-size: 0.8rem;
  color: var(--accent-cyan);
  margin: 0;
}

.mockup-body {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.mockup-msg {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 0.9rem;
}

.mockup-msg.bot {
  align-self: flex-start;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-bottom-left-radius: 4px;
}

.mockup-msg.user {
  align-self: flex-end;
  background: linear-gradient(135deg, #39ff14 0%, #10b981 100%);
  color: #05070a;
  font-weight: 500;
  border-bottom-right-radius: 4px;
}

.mockup-footer {
  padding: 15px 20px;
  border-top: 1px solid var(--glass-border);
  display: flex;
  gap: 10px;
}

.mockup-input {
  flex: 1;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 10px 15px;
  color: var(--text-primary);
}

.mockup-send {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-purple);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

/* Trust Section */
.trust {
  padding: 40px 0;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  background: var(--glass-bg);
}

.trust p {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.logos-grid {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 30px;
  opacity: 0.4;
  filter: grayscale(100%);
  transition: all 0.3s ease;
}

.logos-grid:hover {
  opacity: 0.8;
  filter: grayscale(0%);
}

.tech-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.tech-badge i {
  color: var(--accent-cyan);
}

.tech-badge:hover {
  border-color: var(--accent-cyan);
  background: rgba(57, 255, 20, 0.05);
  transform: translateY(-3px);
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.section-header p {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.service-card {
  padding: 30px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(57, 255, 20, 0.1), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: rgba(57, 255, 20, 0.3);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

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

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: rgba(57, 255, 20, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: 20px;
  font-size: 24px;
}

.service-card h3 {
  font-size: 1.4rem;
  margin-bottom: 15px;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Benefits (Stats) */
.benefits-container {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.stat-item {
  flex: 1;
  min-width: 200px;
  text-align: center;
  padding: 40px 20px;
}

.stat-number {
  font-size: 3.5rem;
  font-weight: 800;
  font-family: var(--font-heading);
  margin-bottom: 10px;
  display: block;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Methodology */
.methodology-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  position: relative;
}

/* Line connecting steps (desktop) */
@media (min-width: 768px) {
  .methodology-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
    z-index: 0;
  }
}

.step-card {
  position: relative;
  z-index: 1;
  padding: 30px 20px;
  text-align: center;
  transition: transform 0.35s ease;
}

.step-number {
  position: relative;
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background:
    radial-gradient(circle at 35% 25%, rgba(255, 255, 255, 0.18), transparent 28%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    var(--bg-color);
  border: 1px solid rgba(57, 255, 20, 0.18);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  font-family: var(--font-heading);
  color: var(--accent-purple);
  box-shadow:
    inset 0 0 20px rgba(57, 255, 20, 0.1),
    0 0 0 rgba(57, 255, 20, 0);
  overflow: visible;
  isolation: isolate;
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease, color 0.35s ease;
}

.step-number::before,
.step-number::after {
  content: '';
  position: absolute;
  inset: -9px;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.step-number::before {
  z-index: -1;
  background:
    conic-gradient(from 180deg, transparent 0deg, rgba(57, 255, 20, 0.9) 55deg, transparent 112deg, rgba(16, 185, 129, 0.7) 210deg, transparent 290deg),
    radial-gradient(circle, rgba(57, 255, 20, 0.2), transparent 68%);
  filter: blur(2px);
}

.step-number::after {
  inset: -18px;
  z-index: -2;
  background: radial-gradient(circle, rgba(57, 255, 20, 0.32), rgba(16, 185, 129, 0.12) 42%, transparent 72%);
  filter: blur(14px);
  transform: scale(0.76);
}

.step-card:hover,
.step-card:focus-within {
  transform: translateY(-6px);
}

.step-card:hover .step-number,
.step-card:focus-within .step-number {
  color: #ffffff;
  border-color: rgba(57, 255, 20, 0.78);
  transform: translateY(-2px) scale(1.05);
  box-shadow:
    inset 0 0 24px rgba(57, 255, 20, 0.16),
    0 0 18px rgba(57, 255, 20, 0.42),
    0 0 44px rgba(16, 185, 129, 0.2);
  text-shadow: 0 0 14px rgba(57, 255, 20, 0.95);
}

.step-card:hover .step-number::before,
.step-card:focus-within .step-number::before {
  opacity: 1;
  animation: process-orbit-glow 1.8s linear infinite;
}

.step-card:hover .step-number::after,
.step-card:focus-within .step-number::after {
  opacity: 1;
  animation: process-bloom-glow 1.8s ease-in-out infinite;
}

.step-card h3 {
  margin-bottom: 10px;
}

.step-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

@keyframes process-orbit-glow {
  0% {
    transform: rotate(0deg) scale(0.98);
  }
  50% {
    transform: rotate(180deg) scale(1.05);
  }
  100% {
    transform: rotate(360deg) scale(0.98);
  }
}

@keyframes process-bloom-glow {
  0%, 100% {
    transform: scale(0.76);
    opacity: 0.38;
  }
  50% {
    transform: scale(1.08);
    opacity: 0.92;
  }
}

/* Cases */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.case-card {
  padding: 30px;
  border-top: 3px solid transparent;
  transition: all 0.3s ease;
}

.case-card:hover {
  border-top-color: var(--accent-purple);
  transform: translateY(-5px);
}

.case-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

.case-icon {
  color: var(--accent-purple);
}

.case-title {
  font-size: 1.2rem;
}

.case-desc {
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.case-result {
  color: var(--accent-cyan);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 5px;
}

/* FAQ */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 15px;
  border-radius: 12px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 20px 25px;
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 600;
  font-family: var(--font-body);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: background 0.3s ease;
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.05);
}

.faq-icon {
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  background: var(--glass-bg);
}

.faq-answer-inner {
  padding: 0 25px 25px;
  color: var(--text-secondary);
}

/* Footer */
footer {
  border-top: 1px solid var(--glass-border);
  padding: 60px 0 20px;
  background: var(--glass-bg);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-col ul li a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid var(--glass-border);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Floating Chat Widget */
#chat-widget-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9999;
}

.chat-toggle-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: none;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 5px 20px rgba(138, 43, 226, 0.4);
  transition: transform 0.3s ease;
}

.chat-toggle-btn:hover {
  transform: scale(1.1);
}

.chat-panel {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 350px;
  height: 500px;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  transform-origin: bottom right;
}

.chat-panel.active {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.chat-header {
  padding: 15px 20px;
  background: var(--glass-bg);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chat-header-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chat-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
}

.chat-close:hover {
  color: white;
}

.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

/* Custom Scrollbar for chat */
.chat-messages::-webkit-scrollbar {
  width: 6px;
}
.chat-messages::-webkit-scrollbar-track {
  background: rgba(255,255,255,0.05);
}
.chat-messages::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.2);
  border-radius: 3px;
}

.message {
  max-width: 85%;
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 0.95rem;
  line-height: 1.4;
  word-wrap: break-word;
  white-space: pre-line;
}

.message.user {
  align-self: flex-end;
  background: linear-gradient(135deg, #39ff14 0%, #10b981 100%);
  color: #05070a;
  font-weight: 500;
  border-bottom-right-radius: 4px;
}

.message.bot {
  align-self: flex-start;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-bottom-left-radius: 4px;
}

.message.error {
  align-self: center;
  background: rgba(255, 0, 0, 0.1);
  color: #ff6b6b;
  border: 1px solid rgba(255, 0, 0, 0.3);
  font-size: 0.85rem;
  max-width: 100%;
}

.chat-input-area {
  padding: 15px;
  border-top: 1px solid var(--glass-border);
  background: var(--glass-bg);
  display: flex;
  gap: 10px;
}

#chat-input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 10px 15px;
  color: white;
  font-family: var(--font-body);
}

#chat-input:focus {
  outline: none;
  border-color: var(--accent-cyan);
}

#chat-submit {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-cyan);
  border: none;
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.2s;
}

#chat-submit:hover {
  transform: scale(1.05);
}

/* Typing Indicator */
.typing-indicator {
  display: flex;
  gap: 4px;
  padding: 15px;
  align-self: flex-start;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  border-bottom-left-radius: 4px;
}

.typing-dot {
  width: 6px;
  height: 6px;
  background: var(--text-secondary);
  border-radius: 50%;
  animation: typing 1.4s infinite ease-in-out both;
}

.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

/* Responsive */
@media (max-width: 992px) {
  .hero-content h1 { font-size: 3rem; }
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-content p { margin: 0 auto 2.5rem; }
  .hero-actions { justify-content: center; }
  .mockup-container { max-width: 400px; margin-top: 30px; transform: none; }
  .mockup-container:hover { transform: none; }
}

@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: rgba(5, 7, 10, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: left 0.3s ease;
  }
  .nav-links.active { left: 0; }
  .nav-actions { display: none; } /* Hide client area on small mobile header, move to menu if needed */
  
  .hero-content h1 { font-size: 2.5rem; }
  .section-header h2 { font-size: 2rem; }
  
  .chat-panel {
    width: calc(100vw - 40px);
    right: -10px; /* Adjust based on container right */
    bottom: 70px;
  }
}

/* Calculator Section */
.calculator-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  padding: 50px;
  margin-top: 40px;
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.label-row label {
  font-weight: 600;
  color: var(--text-primary);
}

.label-row span {
  color: var(--accent-cyan);
  font-weight: 700;
  font-family: var(--font-heading);
}

.calc-select {
  background: var(--input-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  padding: 12px;
  border-radius: 8px;
  outline: none;
  font-family: var(--font-body);
  cursor: pointer;
}

.calc-select option {
  background: var(--dropdown-bg);
}

/* Custom Slider Styling */
.calc-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: var(--slider-bg);
  border-radius: 5px;
  outline: none;
  cursor: pointer;
}

.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--accent-cyan);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 10px var(--accent-cyan);
}

.calc-results {
  background: var(--panel-bg);
  border-radius: 20px;
  padding: 40px;
  border: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}

.result-main p {
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.result-main h3 {
  font-size: 2.5rem;
  margin-bottom: 5px;
}

.result-main h2 {
  font-size: 3.5rem;
  margin-bottom: 5px;
}

.res-sub {
  display: block;
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.result-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 30px 0;
  padding: 20px 0;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}

.res-stat-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

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

.res-value {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Contact Form */
.contact-container {
  max-width: 800px;
  margin: 0 auto;
}

.contact-form {
  padding: 40px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input, 
.form-group select, 
.form-group textarea {
  background: var(--input-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 12px 15px;
  color: var(--text-primary);
  font-family: var(--font-body);
  transition: all 0.3s ease;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  background: var(--input-bg-focus);
}

.form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 30px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form-check a {
  color: var(--accent-cyan);
  text-decoration: none;
}

.form-status {
  min-height: 22px;
  margin-top: 16px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form-status.success {
  color: #10b981;
}

.form-status.error {
  color: #ef4444;
}

.w-full {
  width: 100%;
}

/* Custom Select for Contact Form */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
  opacity: 0;
}

.custom-select-wrapper {
  position: relative;
  width: 100%;
}

.custom-select {
  position: relative;
}

.custom-select-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--input-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 12px 15px;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
  transition: all 0.3s ease;
}

.custom-select-trigger:hover, .custom-select-trigger:focus, .custom-select.open .custom-select-trigger {
  outline: none;
  border-color: var(--accent-cyan);
  background: var(--input-bg-focus);
}

.custom-select.open .custom-select-trigger i {
  transform: rotate(180deg);
}

.custom-select-trigger i {
  transition: transform 0.3s ease;
  width: 20px;
  height: 20px;
  color: var(--accent-cyan);
}

.custom-options {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--dropdown-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5), 0 0 20px rgba(57,255,20,0.05);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-10px);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  z-index: 100;
  overflow: hidden;
}

.custom-select.open .custom-options {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transform: translateY(0);
}

.custom-option {
  width: 100%;
  background: transparent;
  border: none;
  padding: 12px 15px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  font-family: var(--font-body);
  font-size: 0.95rem;
  text-align: left;
}

.custom-option:last-child {
  border-bottom: none;
}

.custom-option:hover, .custom-option.selected {
  background: var(--dropdown-hover);
  color: var(--text-primary);
  padding-left: 20px;
}

.custom-option.selected {
  font-weight: 600;
  color: var(--accent-cyan);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 18px;
  left: 50%;
  width: min(920px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  margin: 0 auto;
  z-index: 10001;
  padding: 14px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  color: var(--text-primary);
  background:
    linear-gradient(135deg, rgba(57, 255, 20, 0.08), transparent 34%),
    var(--dropdown-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, calc(100% + 24px));
  transition: transform 0.35s ease, opacity 0.25s ease;
  overflow: auto;
}

.cookie-banner.active {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.cookie-content {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  min-width: 0;
}

.cookie-icon {
  width: 38px;
  height: 38px;
  background: rgba(57, 255, 20, 0.1);
  border: 1px solid rgba(57, 255, 20, 0.22);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.cookie-text h4 {
  margin-bottom: 3px;
  font-size: 0.95rem;
}

.cookie-text p {
  max-width: 560px;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

.cookie-preferences {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.cookie-toggle {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 8px;
  align-items: center;
  padding: 10px;
  background: var(--panel-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  cursor: pointer;
}

.cookie-toggle input {
  grid-row: span 2;
  width: 16px;
  height: 16px;
  accent-color: var(--accent-cyan);
}

.cookie-toggle span {
  font-size: 0.82rem;
  font-weight: 700;
}

.cookie-toggle small {
  color: var(--text-secondary);
  font-size: 0.74rem;
  line-height: 1.25;
}

.cookie-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.cookie-actions .btn {
  min-height: 38px;
  padding: 10px 14px;
  font-size: 0.82rem;
  white-space: nowrap;
}

.cookie-actions .btn-glass {
  border-color: var(--glass-border);
}

@media (max-width: 992px) {
  .calculator-container { 
    grid-template-columns: 1fr; 
    gap: 30px; 
    padding: 30px;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: stretch;
  }

  .cookie-preferences {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .form-grid { grid-template-columns: 1fr; }
  .cookie-banner {
    bottom: 12px;
    width: calc(100vw - 24px);
    padding: 12px;
  }
  .cookie-content { gap: 10px; }
  .cookie-icon { display: none; }
  .cookie-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
  }
  .cookie-actions .btn { width: 100%; }
  
  /* Responsive Calculator */
  .calculator-container {
    padding: 20px;
    gap: 20px;
    margin-top: 20px;
  }
  .calc-results {
    padding: 20px;
  }
  .result-main h3 {
    font-size: 2rem;
  }
  .result-main h2 {
    font-size: 2.8rem;
  }
  .result-stats {
    gap: 10px;
    margin: 20px 0;
    padding: 15px 0;
  }
  .res-value {
    font-size: 1rem;
  }
}


.calc-cta {
  margin-top: 20px;
}

.calc-cta p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 15px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

  #three-canvas,
  .glow-orb {
    display: none;
  }
}

/* Required Field Indicators & Validation Errors */
.required-star {
  color: #ef4444;
  margin-left: 4px;
  font-weight: bold;
}

.form-group.has-error input,
.form-group.has-error textarea,
.form-group.has-error .custom-select-trigger {
  border-color: #ef4444 !important;
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.3) !important;
}

.form-check.has-error label {
  color: #ef4444 !important;
}

.form-check.has-error input[type="checkbox"] {
  outline: 2px solid #ef4444;
  outline-offset: 2px;
}