/* ==========================================================================
   CLOUD CURRENT INTERNATIONAL LIMITED — DESIGN SYSTEM
   Modern Enterprise Digital Agency Tokens & Framework
   ========================================================================== */

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

:root {
  /* Typography */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Color Palette — Deep Cyber Dark with Electric Accents */
  --bg-darkest: #03060E;
  --bg-primary: #070B14;
  --bg-secondary: #0D1424;
  --bg-tertiary: #131E36;
  --bg-card: rgba(13, 21, 38, 0.72);
  --bg-card-hover: rgba(19, 31, 56, 0.9);
  --bg-glass: rgba(13, 21, 38, 0.65);

  /* Vibrant Accents */
  --cyan: #00F0FF;
  --cyan-hover: #38F8FF;
  --cyan-glow: rgba(0, 240, 255, 0.28);
  --cyan-subtle: rgba(0, 240, 255, 0.08);

  --blue: #0066FF;
  --blue-hover: #1A75FF;
  --blue-glow: rgba(0, 102, 255, 0.35);

  --indigo: #6366F1;
  --indigo-glow: rgba(99, 102, 241, 0.25);

  --emerald: #10B981;
  --amber: #F59E0B;
  --rose: #EF4444;

  /* Text Colors */
  --text-primary: #FFFFFF;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-inverse: #070B14;
  --text-cyan: #00F0FF;

  /* Borders & Dividers */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-card: rgba(255, 255, 255, 0.12);
  --border-glow: rgba(0, 240, 255, 0.4);
  --border-active: #00F0FF;

  /* Elevation & Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.65);
  --shadow-glow: 0 0 35px var(--cyan-glow);
  --shadow-glow-blue: 0 0 40px var(--blue-glow);

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

  /* Container Max Width */
  --container-max: 1240px;
  --container-narrow: 920px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Background Atmospheric Gradient Mesh */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 100vh;
  background: 
    radial-gradient(circle at 15% 15%, rgba(0, 102, 255, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 85% 25%, rgba(0, 240, 255, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 50% 85%, rgba(99, 102, 241, 0.07) 0%, transparent 50%);
  pointer-events: none;
  z-index: -2;
}

/* Subtle Technical Grid Background */
.bg-tech-grid {
  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;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 800; line-height: 1.12; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.7rem); }
h4 { font-size: 1.25rem; font-weight: 600; }
h5 { font-size: 1.05rem; font-weight: 600; }
h6 { font-size: 0.9rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }

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

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

img, svg {
  display: block;
  max-width: 100%;
}

/* Accessibility Focus States */
:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding-top: 6rem;
  padding-bottom: 6rem;
  position: relative;
}

.section-sm {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

/* Section Header Component */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 4rem auto;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background: var(--cyan-subtle);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--cyan);
  margin-bottom: 1.25rem;
}

.badge-tag.tag-blue {
  background: rgba(0, 102, 255, 0.1);
  border-color: rgba(0, 102, 255, 0.3);
  color: #38BDF8;
}

.badge-tag.tag-emerald {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
  color: #34D399;
}

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

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 240, 255, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(0, 240, 255, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 240, 255, 0); }
}

.section-title {
  margin-bottom: 1rem;
}

.section-title .text-gradient {
  background: linear-gradient(135deg, #FFFFFF 30%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.15rem;
}

/* Glass & Card Framework */
.card-glass {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card-glass:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.85rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #00F0FF 0%, #0066FF 100%);
  color: #03060E;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(0, 240, 255, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 240, 255, 0.55);
  color: #000;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-subtle);
  color: #FFFFFF;
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
  color: #FFFFFF;
}

.btn-outline-cyan {
  background: transparent;
  border-color: var(--border-glow);
  color: var(--cyan);
}

.btn-outline-cyan:hover {
  background: var(--cyan-subtle);
  border-color: var(--cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25D366;
  color: #FFFFFF;
  font-weight: 600;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: #20BA5A;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
  color: #FFFFFF;
}

.btn-sm {
  padding: 0.55rem 1.25rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 1.05rem 2.25rem;
  font-size: 1.05rem;
}

/* Form Controls */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.1rem;
  background: rgba(13, 21, 38, 0.8);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--cyan);
  background: rgba(19, 31, 56, 0.95);
  box-shadow: 0 0 0 3px var(--cyan-glow);
}

.form-control::placeholder {
  color: var(--text-muted);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* Toast Notification */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 420px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-glow);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: #FFFFFF;
  font-size: 0.92rem;
  transform: translateX(120%);
  transition: transform var(--transition-slow);
}

.toast.show {
  transform: translateX(0);
}

.toast.toast-success {
  border-color: rgba(16, 185, 129, 0.6);
  background: rgba(6, 78, 59, 0.95);
}

.toast.toast-error {
  border-color: rgba(239, 68, 68, 0.6);
  background: rgba(127, 29, 29, 0.95);
}

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