/* ==========================================================================
   SENNA MEDIA GROUP - Core Stylesheet & Design System
   Visual Identity: Premium, Technological, Corporate, International & Clean
   ========================================================================== */

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

:root {
  /* Color Palette - Midnight Obsidian & Electric Azure */
  --bg-primary: #07090e;
  --bg-secondary: #0b0f17;
  --bg-tertiary: #111723;
  --bg-surface: #151d2d;
  --bg-card: rgba(15, 21, 33, 0.72);
  --bg-card-hover: rgba(21, 30, 48, 0.88);
  --bg-glass: rgba(11, 15, 23, 0.82);

  /* Accents & Brand Gradients */
  --accent-cyan: #00f0ff;
  --accent-blue: #2563eb;
  --accent-sky: #38bdf8;
  --accent-indigo: #6366f1;
  --accent-emerald: #10b981;
  --accent-gradient: linear-gradient(135deg, #00f0ff 0%, #3b82f6 50%, #1d4ed8 100%);
  --accent-gradient-hover: linear-gradient(135deg, #38bdf8 0%, #2563eb 50%, #1e40af 100%);
  --accent-glow: 0 0 25px rgba(0, 240, 255, 0.28);
  --accent-card-glow: 0 12px 35px -10px rgba(0, 240, 255, 0.12);

  /* Borders */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.14);
  --border-highlight: rgba(0, 240, 255, 0.35);
  --border-focus: #00f0ff;

  /* Typography Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dim: #475569;

  /* Fonts */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Sizing & Radii */
  --header-height: 80px;
  --container-max-width: 1240px;
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

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

ul, ol, li {
  list-style: none !important;
  list-style-type: none !important;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

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

/* Ambient Background Light FX */
body::before {
  content: '';
  position: fixed;
  top: -10vw;
  left: 20%;
  width: 60vw;
  height: 40vw;
  max-width: 900px;
  max-height: 600px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.05) 0%, rgba(37, 99, 235, 0.03) 45%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  bottom: 5vw;
  right: 5%;
  width: 50vw;
  height: 35vw;
  max-width: 700px;
  max-height: 500px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.04) 0%, rgba(99, 102, 241, 0.02) 50%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* Typography System */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  word-wrap: break-word;
}

h1 {
  font-size: clamp(2.1rem, 5.2vw, 3.75rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  margin-bottom: 1.2rem;
  line-height: 1.12;
}

h2 {
  font-size: clamp(1.6rem, 3.8vw, 2.45rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.95rem;
  line-height: 1.22;
}

h3 {
  font-size: clamp(1.15rem, 2.6vw, 1.45rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

p {
  color: var(--text-secondary);
  font-size: 1.025rem;
  margin-bottom: 1rem;
  word-wrap: break-word;
  line-height: 1.7;
}

p.lead {
  font-size: clamp(1.05rem, 2.1vw, 1.22rem);
  color: var(--text-secondary);
  max-width: 820px;
  line-height: 1.72;
}

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

a:hover {
  color: var(--accent-cyan);
}

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 1.75rem;
  position: relative;
  z-index: 1;
}

@media (max-width: 480px) {
  .container {
    padding: 0 1.15rem;
  }
}

.section {
  padding: 5.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  z-index: 1;
}

@media (max-width: 768px) {
  .section {
    padding: 3.75rem 0;
  }
}

.section-secondary {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-header {
  margin-bottom: 3.25rem;
  text-align: left;
}

.section-header.text-center {
  text-align: center;
}

.section-header.text-center p.lead {
  margin-left: auto;
  margin-right: auto;
}

/* Modern Pill Badges */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.95rem;
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid rgba(0, 240, 255, 0.22);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  margin-bottom: 1.1rem;
  box-shadow: 0 2px 10px rgba(0, 240, 255, 0.08);
}

.badge-tag .pulse-dot {
  width: 7px;
  height: 7px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-cyan);
  animation: pulseGlow 2s infinite ease-in-out;
}

@keyframes pulseGlow {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

/* High-End Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  gap: 0.65rem;
  text-align: center;
  word-break: break-word;
  white-space: normal;
  position: relative;
  overflow: hidden;
}

.btn:active {
  transform: translateY(1px) scale(0.98);
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 4px 20px rgba(0, 240, 255, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
  background: var(--accent-gradient-hover);
  color: #ffffff;
  box-shadow: 0 6px 28px rgba(0, 240, 255, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-cyan);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.4);
}

.btn-outline-cyan {
  background: transparent;
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.35);
}

.btn-outline-cyan:hover {
  background: rgba(0, 240, 255, 0.08);
  border-color: var(--accent-cyan);
  color: #ffffff;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
}

@media (max-width: 576px) {
  .btn {
    width: 100%;
    padding: 0.85rem 1.25rem;
  }
}

/* Grids */
.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* Utility Helpers */
.text-cyan { color: var(--accent-cyan) !important; }
.text-white { color: #ffffff !important; }
.text-muted { color: var(--text-muted) !important; }
.mb-1 { margin-bottom: 0.5rem !important; }
.mb-2 { margin-bottom: 0.85rem !important; }
.mb-3 { margin-bottom: 1.25rem !important; }
.mb-4 { margin-bottom: 2rem !important; }
.mb-5 { margin-bottom: 3rem !important; }
.mt-1 { margin-top: 0.5rem !important; }
.mt-2 { margin-top: 0.85rem !important; }
.mt-3 { margin-top: 1.25rem !important; }
.mt-4 { margin-top: 2rem !important; }
.mt-5 { margin-top: 3rem !important; }