/* ==========================================================================
   ANUBHAV GUPTA — PRINCIPAL WEB ARCHITECT & FULL-STACK SPECIALIST
   Theme: Precision Engineering / Spica Oceanic Blue & Teal Aesthetic
   ========================================================================== */

:root {
  /* Color Palette - Spica Navy & Cyan Theme */
  --bg-primary: #071124;
  --bg-secondary: #0c1a35;
  --bg-tertiary: #112347;
  --bg-card: rgba(13, 29, 58, 0.72);
  --bg-card-hover: rgba(18, 39, 78, 0.85);
  --bg-glass: rgba(8, 20, 44, 0.75);
  --bg-glass-subtle: rgba(255, 255, 255, 0.03);
  
  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #071124;

  /* Accents & Gradients */
  --cyan-primary: #00d2df;
  --cyan-secondary: #0ea5e9;
  --cyan-dark: #0284c7;
  --cyan-glow: rgba(0, 210, 223, 0.28);
  --blue-brand: #2563eb;
  --emerald-accent: #10b981;
  --amber-accent: #f59e0b;

  --gradient-accent: linear-gradient(135deg, #00d2df 0%, #0ea5e9 50%, #2563eb 100%);
  --gradient-card: linear-gradient(145deg, rgba(16, 36, 73, 0.65) 0%, rgba(8, 20, 44, 0.75) 100%);
  --gradient-glow: radial-gradient(circle at 50% 50%, rgba(0, 210, 223, 0.15), transparent 70%);

  /* Borders & Shadows */
  --border-light: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(0, 210, 223, 0.3);
  --border-hover: rgba(0, 210, 223, 0.6);
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 0 20px rgba(0, 210, 223, 0.06);
  --shadow-lg: 0 20px 40px -10px rgba(0, 0, 0, 0.5), 0 0 35px rgba(0, 210, 223, 0.12);
  --shadow-glow: 0 0 30px rgba(0, 210, 223, 0.35);

  /* Layout */
  --container-max: 1280px;
  --header-height: 80px;
  --topbar-height: 38px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.18s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f0f7ff;
  --bg-tertiary: #e2eaf6;
  --bg-card: rgba(255, 255, 255, 0.88);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --bg-glass: rgba(255, 255, 255, 0.82);
  --bg-glass-subtle: rgba(14, 165, 233, 0.04);

  --text-primary: #07142b;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  --cyan-primary: #0098a6;
  --cyan-secondary: #0284c7;
  --cyan-glow: rgba(0, 152, 166, 0.2);

  --border-light: rgba(14, 165, 233, 0.12);
  --border-accent: rgba(0, 152, 166, 0.35);
  --border-hover: rgba(0, 152, 166, 0.7);

  --gradient-card: linear-gradient(145deg, #ffffff 0%, #f4f8fd 100%);
  --shadow-md: 0 10px 25px -5px rgba(7, 20, 43, 0.08), 0 0 20px rgba(0, 152, 166, 0.05);
  --shadow-lg: 0 20px 40px -10px rgba(7, 20, 43, 0.12), 0 0 35px rgba(0, 152, 166, 0.08);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + var(--topbar-height) + 16px);
}

body {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Background Ambient Glows */
body::before {
  content: '';
  position: fixed;
  top: -15vw;
  left: 20%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(0, 210, 223, 0.12) 0%, rgba(14, 165, 233, 0.03) 50%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  bottom: -15vw;
  right: 10%;
  width: 45vw;
  height: 45vw;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, rgba(0, 210, 223, 0.02) 50%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

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

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

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Typography Helpers */
.font-mono {
  font-family: 'JetBrains Mono', monospace, Consolas;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: rgba(0, 210, 223, 0.08);
  color: var(--cyan-primary);
  border: 1px solid var(--border-accent);
  backdrop-filter: blur(10px);
}

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

@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 0.8; box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); opacity: 0.8; box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* ==========================================================================
   Top Alert / Availability Ticker (Modeled after Spica Top Ribbon)
   ========================================================================== */
.topbar {
  background: linear-gradient(90deg, #07152f, #0d224b, #07152f);
  color: #cbd5e1;
  font-size: 0.82rem;
  font-weight: 500;
  height: var(--topbar-height);
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(0, 210, 223, 0.15);
  position: relative;
  z-index: 100;
}

.topbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.topbar-link {
  color: #94a3b8;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.topbar-link:hover {
  color: var(--cyan-primary);
}

.topbar-highlight {
  color: var(--cyan-primary);
  font-weight: 600;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  height: var(--header-height);
  background: var(--bg-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-light);
  z-index: 90;
  transition: all var(--transition-normal);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--border-accent);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #0c234b, #00d2df);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 800;
  font-size: 1.3rem;
  box-shadow: 0 0 15px rgba(0, 210, 223, 0.25);
}

.brand-info h1 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.brand-info span {
  font-size: 0.75rem;
  color: var(--cyan-primary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--cyan-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--gradient-accent);
  transition: width var(--transition-fast);
  border-radius: var(--radius-full);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.theme-toggle-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  border-color: var(--cyan-primary);
  color: var(--cyan-primary);
  box-shadow: 0 0 15px var(--cyan-glow);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 22px;
  border-radius: var(--radius-full);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-accent);
  color: #071124;
  box-shadow: 0 4px 18px rgba(0, 210, 223, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 210, 223, 0.55);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

.btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--cyan-primary);
  color: var(--cyan-primary);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--cyan-primary);
  border: 1px solid var(--border-accent);
}

.btn-outline:hover {
  background: rgba(0, 210, 223, 0.1);
  border-color: var(--cyan-primary);
  box-shadow: 0 0 15px var(--cyan-glow);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.84rem;
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ==========================================================================
   Hero Section (Dual Director & Precision Terminal Preview)
   ========================================================================== */
.hero {
  padding: 60px 0 90px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-badge-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 620px;
  line-height: 1.7;
}

.hero-highlight-pill {
  background: rgba(14, 165, 233, 0.08);
  border-left: 3px solid var(--cyan-primary);
  padding: 12px 18px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 20px;
  padding-top: 28px;
  border-top: 1px solid var(--border-light);
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: left;
  transition: all var(--transition-fast);
}

.metric-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.metric-number {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--cyan-primary);
  line-height: 1.1;
}

.metric-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* Hero Visual / Terminal & Specialist Card */
.hero-visual-card {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
  position: relative;
}

.hero-profile-banner {
  position: relative;
  padding: 24px;
  background: linear-gradient(180deg, rgba(0, 210, 223, 0.12) 0%, transparent 100%);
  display: flex;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--border-light);
}

.hero-avatar-wrap {
  position: relative;
  width: 90px;
  height: 90px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid var(--cyan-primary);
  box-shadow: 0 0 20px var(--cyan-glow);
  flex-shrink: 0;
}

.hero-avatar-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-profile-meta h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.hero-profile-meta .role {
  font-size: 0.85rem;
  color: var(--cyan-primary);
  font-weight: 600;
}

.hero-profile-meta .creds {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Interactive Terminal In Hero */
.interactive-terminal {
  background: #040a16;
  padding: 16px 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
}

.terminal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.terminal-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; }

.terminal-tab-bar {
  display: flex;
  gap: 8px;
}

.terminal-tab {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.terminal-tab.active {
  background: rgba(0, 210, 223, 0.15);
  color: var(--cyan-primary);
  border-color: var(--border-accent);
}

.terminal-body {
  min-height: 160px;
  color: #cbd5e1;
  line-height: 1.55;
}

.terminal-line {
  margin-bottom: 6px;
}

.terminal-prompt {
  color: var(--cyan-primary);
}

.terminal-success {
  color: var(--emerald-accent);
}

.terminal-val {
  color: #f59e0b;
}

/* ==========================================================================
   Trust & Tech Stack Ribbon
   ========================================================================== */
.trust-section {
  padding: 30px 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-glass-subtle);
}

.trust-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}

.trust-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  white-space: nowrap;
}

.tech-badges-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.tech-badge-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.tech-badge-item:hover {
  border-color: var(--cyan-primary);
  color: var(--cyan-primary);
  transform: translateY(-2px);
}

/* ==========================================================================
   Section Header Standard
   ========================================================================== */
.section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 60px;
}

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

.section-subtitle {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--cyan-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
  display: block;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==========================================================================
   Super-Specialities (Specialised Engineering Services)
   ========================================================================== */
.specialities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.spec-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.spec-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.spec-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-lg);
}

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

.spec-icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: rgba(0, 210, 223, 0.1);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-primary);
  font-size: 1.6rem;
  margin-bottom: 22px;
}

.spec-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}

.spec-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.65;
}

.spec-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--border-light);
}

.spec-tag {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--text-muted);
  font-weight: 600;
}

/* ==========================================================================
   Interactive Architecture & Stress Test Lab
   ========================================================================== */
.lab-card {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
}

.lab-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 16px;
}

.lab-tabs {
  display: flex;
  background: var(--bg-primary);
  padding: 4px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
}

.lab-tab-btn {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lab-tab-btn.active {
  background: var(--gradient-accent);
  color: #071124;
  box-shadow: 0 2px 10px rgba(0, 210, 223, 0.3);
}

.lab-panel {
  display: none;
}

.lab-panel.active {
  display: block;
  animation: fadeIn 0.35s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Benchmark Simulator */
.benchmark-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  align-items: center;
}

.benchmark-controls {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.slider-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  font-weight: 600;
}

.custom-range {
  width: 100%;
  accent-color: var(--cyan-primary);
  height: 6px;
  border-radius: 4px;
  background: var(--bg-tertiary);
}

.benchmark-screen {
  background: #050d1e;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  font-family: 'JetBrains Mono', monospace;
}

.benchmark-metric-box {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.benchmark-metric-box:last-child {
  border-bottom: none;
}

.live-graph-bar {
  height: 10px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: 8px;
}

.live-graph-fill {
  height: 100%;
  background: var(--gradient-accent);
  width: 96%;
  transition: width 0.4s ease;
}

/* ==========================================================================
   Featured Case Studies & Projects
   ========================================================================== */
.projects-filter-bar {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn.active, .filter-btn:hover {
  background: rgba(0, 210, 223, 0.12);
  color: var(--cyan-primary);
  border-color: var(--border-accent);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-lg);
}

.project-img-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0a1733;
}

.project-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-img-wrap img {
  transform: scale(1.05);
}

.project-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(7, 17, 36, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-accent);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--cyan-primary);
  font-weight: 600;
}

.project-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.project-category {
  font-size: 0.78rem;
  color: var(--cyan-primary);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.project-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}

.project-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.project-impact-box {
  background: rgba(0, 210, 223, 0.06);
  border-left: 3px solid var(--cyan-primary);
  padding: 10px 14px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 20px;
  font-size: 0.82rem;
  color: #e2e8f0;
  font-weight: 500;
}

.project-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 22px;
}

.p-tag {
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--bg-tertiary);
  color: var(--text-muted);
}

.project-actions {
  display: flex;
  gap: 12px;
  margin-top: auto;
  border-top: 1px solid var(--border-light);
  padding-top: 16px;
}

/* ==========================================================================
   Director / Lead Profile Section (Modeled after Dr. Deepak Garg card)
   ========================================================================== */
.director-profile-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.director-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 40px;
  align-items: flex-start;
}

.director-photo-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.director-photo-frame {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid var(--cyan-primary);
  box-shadow: 0 0 25px var(--cyan-glow);
}

.director-photo-frame img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.director-contact-quick {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.quick-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.quick-contact-item a {
  color: var(--cyan-primary);
  font-weight: 600;
}

.director-info-col h2 {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.15;
}

.director-subtitle {
  font-size: 1.1rem;
  color: var(--cyan-primary);
  font-weight: 600;
  margin-top: 6px;
  margin-bottom: 14px;
}

.director-creds-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.director-creds-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.director-creds-list li::before {
  content: '•';
  color: var(--cyan-primary);
  font-weight: bold;
  font-size: 1.4rem;
  line-height: 0;
}

.director-philosophy {
  background: rgba(14, 165, 233, 0.06);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--border-light);
  margin-bottom: 28px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.director-philosophy strong {
  color: var(--cyan-primary);
}

/* ==========================================================================
   Experience Roadmap & Milestones
   ========================================================================== */
.experience-timeline {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
}

.experience-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 20px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan-primary), rgba(14, 165, 233, 0.1));
}

.timeline-item {
  position: relative;
  padding-left: 60px;
  margin-bottom: 40px;
}

.timeline-marker {
  position: absolute;
  left: 10px;
  top: 4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 3px solid var(--cyan-primary);
  box-shadow: 0 0 10px var(--cyan-glow);
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all var(--transition-fast);
}

.timeline-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-md);
}

.timeline-header-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.timeline-role {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

.timeline-company {
  color: var(--cyan-primary);
  font-weight: 600;
}

.timeline-period {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
  background: var(--bg-tertiary);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.timeline-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 12px;
}

.timeline-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.timeline-bullets li {
  position: relative;
  padding-left: 16px;
}

.timeline-bullets li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--cyan-primary);
}

/* ==========================================================================
   Interactive Cost & Timeline Calculator
   ========================================================================== */
.calc-box {
  background: var(--gradient-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.calc-options-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.calc-option-group h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.calc-btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.calc-choice-btn {
  padding: 10px 18px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.calc-choice-btn.active, .calc-choice-btn:hover {
  background: rgba(0, 210, 223, 0.15);
  border-color: var(--cyan-primary);
  color: var(--cyan-primary);
}

.calc-summary-col {
  background: #061126;
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: 30px;
  text-align: center;
  box-shadow: 0 0 30px rgba(0, 210, 223, 0.08);
}

.calc-summary-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.calc-price-display {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--cyan-primary);
  line-height: 1;
  margin-bottom: 8px;
}

.calc-time-display {
  font-size: 0.95rem;
  color: var(--emerald-accent);
  font-weight: 600;
  margin-bottom: 24px;
}

.calc-breakdown-list {
  text-align: left;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 16px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.calc-breakdown-list li {
  display: flex;
  justify-content: space-between;
}

/* ==========================================================================
   Client Testimonials Carousel
   ========================================================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all var(--transition-fast);
}

.testi-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testi-stars {
  color: #f59e0b;
  font-size: 1.1rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testi-quote {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  font-style: italic;
  margin-bottom: 24px;
}

.testi-author-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

.testi-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #071124;
  font-size: 1rem;
}

.testi-name {
  font-size: 0.95rem;
  font-weight: 700;
}

.testi-role {
  font-size: 0.78rem;
  color: var(--cyan-primary);
}

/* ==========================================================================
   OPD-Style Consultation Booking Section & Form
   ========================================================================== */
.booking-card {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-lg);
}

.booking-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

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

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--text-primary);
  outline: none;
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--cyan-primary);
  box-shadow: 0 0 15px var(--cyan-glow);
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.slot-picker {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 6px;
}

.slot-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  padding: 8px 6px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: all var(--transition-fast);
}

.slot-btn.active, .slot-btn:hover {
  background: rgba(0, 210, 223, 0.15);
  color: var(--cyan-primary);
  border-color: var(--cyan-primary);
}

.booking-perks-box {
  background: rgba(14, 165, 233, 0.05);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.perk-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.perk-icon {
  color: var(--cyan-primary);
  font-size: 1.2rem;
  margin-top: 2px;
}

.perk-item h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
}

.perk-item p {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Floating Quick Action Dock (Spica WhatsApp/Helpline Inspiration)
   ========================================================================== */
.floating-dock {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1000;
}

.floating-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 700;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  cursor: pointer;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
}

.floating-whatsapp {
  background: #25d366;
  color: #ffffff;
  border: none;
}

.floating-whatsapp:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.45);
}

.floating-call {
  background: var(--bg-card);
  color: var(--cyan-primary);
  border: 1px solid var(--border-accent);
}

.floating-call:hover {
  background: var(--cyan-primary);
  color: #071124;
  transform: translateY(-3px);
  box-shadow: 0 12px 30px var(--cyan-glow);
}

/* ==========================================================================
   Footer Section
   ========================================================================== */
.footer {
  background: #040c1b;
  border-top: 1px solid var(--border-light);
  padding: 80px 0 30px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-brand h2 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.6;
  max-width: 320px;
  margin-bottom: 20px;
}

.footer-links-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a:hover {
  color: var(--cyan-primary);
  padding-left: 4px;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 16px;
}

/* ==========================================================================
   Project Details Modal
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 12, 27, 0.85);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
  animation: fadeIn 0.25s ease;
}

.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 36px;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  color: #ffffff;
  background: #ef4444;
  border-color: #ef4444;
}

/* Toast Notification */
.toast-msg {
  position: fixed;
  bottom: 90px;
  right: 24px;
  background: #071936;
  border: 1px solid var(--cyan-primary);
  color: #f8fafc;
  padding: 14px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 3000;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast-msg.show {
  transform: translateY(0);
  opacity: 1;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .specialities-grid, .projects-grid, .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .calc-grid, .booking-grid, .director-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .topbar {
    display: none;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: var(--bg-primary);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border-light);
    gap: 16px;
  }

  .nav-menu.open {
    display: flex;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .hero-title {
    font-size: 2.25rem;
  }

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

  .specialities-grid, .projects-grid, .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .form-row-2 {
    grid-template-columns: 1fr;
  }

  .floating-dock {
    left: 16px;
    right: 16px;
    bottom: 16px;
    justify-content: space-between;
  }

  .floating-action-btn {
    padding: 10px 14px;
    font-size: 0.8rem;
    flex: 1;
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}