/* ==========================================================================
   SENGANTHAL DESIGN SYSTEM
   Theme: Obsidian Dark & Senganthal Crimson Flame
   ========================================================================== */

:root {
  /* Colors */
  --bg-main: #07080c;
  --bg-secondary: #0d0f15;
  --bg-card: rgba(14, 17, 24, 0.75);
  --bg-card-hover: rgba(20, 24, 36, 0.9);
  --bg-glass: rgba(14, 18, 28, 0.65);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 230, 118, 0.3);
  --border-glow-red: rgba(230, 57, 70, 0.35);
  --border-glow-gold: rgba(255, 170, 0, 0.3);

  /* Primary Brand & Trading Colors */
  --primary: #00e676; /* Bullish Quant Green */
  --primary-glow: rgba(0, 230, 118, 0.45);
  --primary-gradient: linear-gradient(135deg, #00e676 0%, #00b0ff 50%, #7c4dff 100%);
  --fire-gradient: linear-gradient(135deg, #e63946 0%, #ff5a36 50%, #ffaa00 100%);
  --bullish: #00e676;
  --bearish: #ff1744;
  --cyan: #00e5ff;
  --flame-amber: #ffaa00;
  
  /* Text Colors */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --text-highlight: #00e676;

  /* Typography */
  --font-sans: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  /* Elevations & Effects */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 35px rgba(0, 230, 118, 0.2);
  --shadow-glow-strong: 0 0 50px rgba(0, 230, 118, 0.4);
  --backdrop-blur: blur(20px);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;

  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.15s ease-in-out;
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-image: 
    linear-gradient(rgba(7, 8, 12, 0.88), rgba(7, 8, 12, 0.94)),
    url('../images/algo_chart_bg.jpg'),
    radial-gradient(circle at 15% 10%, rgba(0, 230, 118, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(0, 176, 255, 0.1) 0%, transparent 45%);
  background-size: cover, cover, auto, auto;
  background-position: center;
  background-attachment: fixed;
}

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

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

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

/* Containers & Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 800px;
}

.section {
  padding: 90px 0;
  position: relative;
}

.section-sm {
  padding: 50px 0;
}

/* Grid & Flex Utilities */
.grid {
  display: grid;
  gap: 28px;
}

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

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.flex-col {
  display: flex;
  flex-direction: column;
}

.gap-sm { gap: 12px; }
.gap-md { gap: 20px; }
.gap-lg { gap: 32px; }

/* Text Utilities */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-dim { color: var(--text-dim); }
.text-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.font-tamil {
  font-family: var(--font-tamil);
}

/* Header & Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 11, 15, 0.75);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(11, 11, 15, 0.92);
  border-bottom-color: rgba(230, 57, 70, 0.2);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  max-width: 1440px;
  width: 100%;
  gap: clamp(12px, 2vw, 24px);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.5px;
  flex-shrink: 0;
  white-space: nowrap;
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
  flex-shrink: 0;
}

.brand-icon svg {
  width: 22px;
  height: 22px;
  fill: #ffffff;
}

.brand-text {
  white-space: nowrap;
}

.brand-text span {
  color: var(--primary);
}

.navbar nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  min-width: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.8vw, 24px);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 6px 0;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-main);
}

.nav-link.active {
  color: var(--text-main);
  font-weight: 600;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary-gradient);
  border-radius: var(--radius-full);
}

.nav-cta-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-shrink: 0;
}

/* Mobile Drawer */
.mobile-menu {
  display: none;
  position: fixed;
  top: 76px;
  left: 0;
  right: 0;
  background: rgba(10, 13, 20, 0.98);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border-bottom: 1px solid var(--border-subtle);
  padding: 24px;
  z-index: 999;
  transform: translateY(-100%);
  opacity: 0;
  transition: all 0.35s ease;
  pointer-events: none;
}

.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu .nav-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  width: 100%;
}

.mobile-menu .nav-link {
  font-size: 1.05rem;
  padding: 8px 0;
  width: 100%;
}

.mobile-menu .nav-cta-group {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: 12px;
}

.mobile-menu .nav-cta-group .btn {
  width: 100%;
  text-align: center;
  justify-content: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary-gradient);
  color: #ffffff;
  box-shadow: 0 4px 18px rgba(230, 57, 70, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(230, 57, 70, 0.55);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-subtle);
  color: var(--text-main);
}

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

.btn-outline {
  background: transparent;
  border-color: var(--primary);
  color: #ffffff;
}

.btn-outline:hover {
  background: var(--primary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 7px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

/* Badge / Pill */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--radius-full);
  background: var(--primary-gradient-subtle);
  border: 1px solid var(--border-glow);
  color: var(--text-highlight);
  margin-bottom: 20px;
}

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

/* Section Header */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 50px auto;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Cards & Glass Containers */
.card {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: transparent;
  transition: var(--transition);
}

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

.card:hover::before {
  background: var(--primary-gradient);
}

.card-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  background: rgba(230, 57, 70, 0.12);
  border: 1px solid rgba(230, 57, 70, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--primary);
  transition: var(--transition);
}

.card:hover .card-icon {
  background: var(--primary-gradient);
  color: #ffffff;
  border-color: transparent;
  transform: scale(1.08);
}

.card-title {
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 12px;
}

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

/* Hero Section */
.hero {
  padding: 170px 0 100px 0;
  position: relative;
  text-align: center;
  overflow: hidden;
}

.hero-aura {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 500px;
  background: radial-gradient(circle, rgba(230, 57, 70, 0.25) 0%, rgba(255, 90, 54, 0.1) 45%, transparent 70%);
  filter: blur(60px);
  z-index: -1;
  pointer-events: none;
}

.hero-title {
  font-size: 3.6rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero-tamil-quote {
  font-family: var(--font-tamil);
  font-size: 1.8rem;
  font-weight: 700;
  color: #ffffff;
  margin: 10px 0 24px 0;
  text-shadow: 0 0 25px rgba(230, 57, 70, 0.6);
  letter-spacing: 0.5px;
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 36px auto;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
}

/* Stats Counter Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 50px;
  padding: 30px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  text-align: center;
}

.stat-num {
  font-size: 2.2rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Timeline Layout */
.timeline {
  position: relative;
  max-width: 840px;
  margin: 0 auto;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 20px;
  width: 2px;
  background: linear-gradient(180deg, var(--primary) 0%, rgba(255, 90, 54, 0.2) 100%);
}

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

.timeline-dot {
  position: absolute;
  left: 11px;
  top: 6px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--bg-main);
  border: 3px solid var(--primary);
  box-shadow: 0 0 10px var(--primary);
}

.timeline-year {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Feature List */
.feature-list {
  list-style: none;
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.feature-list li svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
  flex-shrink: 0;
}

/* Process Step Flow */
.process-step {
  position: relative;
  padding: 30px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.process-step-num {
  font-size: 2.8rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.07);
  position: absolute;
  top: 15px;
  right: 20px;
  line-height: 1;
}

/* Contact Layout & Form */
.form-group {
  margin-bottom: 22px;
  text-align: left;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-muted);
}

.form-control {
  width: 100%;
  padding: 13px 16px;
  background: rgba(11, 11, 15, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: #ffffff;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.2);
  background: rgba(18, 18, 24, 0.9);
}

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

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

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(230, 57, 70, 0.12);
  border: 1px solid rgba(230, 57, 70, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}

/* FAQ Accordion */
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  width: 100%;
  padding: 18px 24px;
  text-align: left;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq-question svg {
  transition: transform 0.3s ease;
  width: 18px;
  height: 18px;
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.faq-item.active .faq-answer {
  max-height: 200px;
  padding: 0 24px 20px 24px;
}

/* Auth / Login Page Layout */
.auth-wrapper {
  min-height: calc(100vh - 76px);
  padding: 130px 20px 60px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-card {
  width: 100%;
  max-width: 450px;
  background: rgba(18, 18, 24, 0.85);
  backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow-md), 0 0 50px rgba(0, 0, 0, 0.6);
  position: relative;
}

.auth-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-gradient);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.auth-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-bottom: 28px;
}

.auth-tab-btn {
  padding: 9px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
}

.auth-tab-btn.active {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(230, 57, 70, 0.4);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 24px 0;
  color: var(--text-dim);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.auth-divider::before, .auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-subtle);
}

.social-auth-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.btn-social {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 10px;
  font-size: 0.85rem;
  font-weight: 500;
}

.btn-social:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.password-input-wrap {
  position: relative;
}

.password-toggle {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  display: flex;
  align-items: center;
}

.password-toggle:hover {
  color: var(--text-main);
}

/* Call To Action Banner */
.cta-banner {
  background: linear-gradient(135deg, rgba(230, 57, 70, 0.15) 0%, rgba(255, 90, 54, 0.08) 50%, rgba(18, 18, 24, 0.8) 100%);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #181822;
  border: 1px solid var(--primary);
  color: #ffffff;
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px rgba(230, 57, 70, 0.3);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 2000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.toast.toast-error {
  border-color: #ff334b;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 25px rgba(255, 51, 75, 0.4);
}

.toast.toast-success {
  border-color: #00e676;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 25px rgba(0, 230, 118, 0.3);
}

.input-error {
  border-color: #ff334b !important;
  box-shadow: 0 0 15px rgba(255, 51, 75, 0.35) !important;
  animation: inputShake 0.4s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes inputShake {
  10%, 90% { transform: translate3d(-1px, 0, 0); }
  20%, 80% { transform: translate3d(2px, 0, 0); }
  30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
  40%, 60% { transform: translate3d(4px, 0, 0); }
}

/* Footer */
.footer {
  margin-top: auto;
  background: #07070a;
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 30px 0;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 16px 0;
  max-width: 320px;
}

.domain-badge-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.domain-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

.domain-badge.active {
  border-color: var(--border-glow);
  color: var(--text-highlight);
}

.footer-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: #ffffff;
}

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

.footer-link {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-link:hover {
  color: var(--primary);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 25px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* Animations */
@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade {
  animation: fadeIn 0.8s ease forwards;
}

/* Responsive Media Queries */
@media (max-width: 1280px) {
  .nav-links { gap: clamp(10px, 1.4vw, 16px); }
  .nav-link { font-size: 0.88rem; }
  .brand-logo { font-size: 1.25rem; }
  .nav-cta-group { gap: 8px; }
  .nav-cta-group .btn { padding: 8px 14px; font-size: 0.84rem; }
}

@media (max-width: 1060px) {
  .navbar nav, .navbar .nav-container > .nav-cta-group { display: none !important; }
  .menu-toggle { display: block !important; }
  .mobile-menu { display: block; }
  .mobile-menu .nav-links { display: flex !important; }
  .mobile-menu .nav-cta-group { display: flex !important; }
}

@media (max-width: 992px) {
  .hero-title { font-size: 2.8rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .hero { padding: 130px 0 60px 0; }
  .hero-title { font-size: 2.2rem; }
  .hero-tamil-quote { font-size: 1.4rem; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; }
  
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  
  .section { padding: 60px 0; }
  .section-title { font-size: 2rem; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .auth-card { padding: 28px 18px; }
  .social-auth-grid { grid-template-columns: 1fr; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.animate-spin {
  animation: spin 1s linear infinite;
  display: inline-block;
  vertical-align: middle;
}

/* ==========================================================================
   ALGO TRADING & GLOSSY FINTECH UTILITIES
   ========================================================================== */

/* Market Ticker Bar */
.market-ticker-wrap {
  width: 100%;
  background: rgba(10, 14, 22, 0.95);
  border-bottom: 1px solid var(--border-subtle);
  overflow: hidden;
  padding: 8px 0;
  position: relative;
  z-index: 10;
  margin-top: 76px;
}

.ticker-track {
  display: flex;
  gap: 32px;
  width: max-content;
  animation: tickerScroll 35s linear infinite;
}

.ticker-track:hover {
  animation-play-state: paused;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-family: var(--font-mono);
  white-space: nowrap;
}

.ticker-sym {
  font-weight: 700;
  color: #ffffff;
}

.ticker-price {
  color: #e2e8f0;
  padding: 1px 4px;
  border-radius: 3px;
  transition: background 0.3s ease, color 0.3s ease;
}

.ticker-price.flash-up {
  background: rgba(0, 230, 118, 0.3);
  color: #00e676;
  text-shadow: 0 0 8px #00e676;
}

.ticker-price.flash-down {
  background: rgba(255, 23, 68, 0.3);
  color: #ff1744;
  text-shadow: 0 0 8px #ff1744;
}

.ticker-change {
  font-weight: 600;
  padding: 1px 4px;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.ticker-change.up {
  color: var(--bullish);
}

.ticker-change.down {
  color: var(--bearish);
}

@keyframes tickerScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Hero Chart Showcase */
.hero-chart-container {
  margin-top: 50px;
  position: relative;
  border-radius: var(--radius-lg);
  padding: 6px;
  background: linear-gradient(135deg, rgba(0, 230, 118, 0.4) 0%, rgba(0, 176, 255, 0.2) 50%, rgba(255, 23, 68, 0.2) 100%);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 50px rgba(0, 230, 118, 0.25);
  overflow: hidden;
}

.hero-chart-img {
  width: 100%;
  border-radius: var(--radius-md);
  display: block;
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.5);
}

/* Gloss Reflection Overlay */
.gloss-overlay {
  position: relative;
}

.gloss-overlay::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 45%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0) 100%);
  pointer-events: none;
  border-radius: inherit;
}

/* Quant Metric Tag */
.quant-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
  border-radius: 4px;
}

.quant-tag.bullish {
  background: rgba(0, 230, 118, 0.12);
  color: var(--bullish);
  border: 1px solid rgba(0, 230, 118, 0.3);
}

.quant-tag.bearish {
  background: rgba(255, 23, 68, 0.12);
  color: var(--bearish);
  border: 1px solid rgba(255, 23, 68, 0.3);
}

.quant-tag.cyan {
  background: rgba(0, 229, 255, 0.12);
  color: var(--cyan);
  border: 1px solid rgba(0, 229, 255, 0.3);
}

/* Glass Card Enhanced */
.card-glossy {
  background: linear-gradient(145deg, rgba(20, 26, 38, 0.85) 0%, rgba(12, 15, 22, 0.75) 100%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.card-glossy:hover {
  border-color: var(--primary);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.7), 0 0 30px rgba(0, 230, 118, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* ==========================================================================
   PNL TRACKER & TELEMETRY STYLES
   ========================================================================== */

/* Live Navigation Badge */
.live-nav-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.live-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--primary);
  animation: pulseGlow 1.8s infinite;
}

@keyframes pulseGlow {
  0%, 100% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 12px var(--primary); }
}

/* Auth Gate (Locked View) */
.pnl-auth-gate {
  max-width: 580px;
  margin: 40px auto;
  padding: 42px 36px;
  text-align: center;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: linear-gradient(145deg, rgba(16, 20, 30, 0.9) 0%, rgba(9, 11, 17, 0.95) 100%);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 40px rgba(0, 230, 118, 0.12);
  backdrop-filter: blur(24px);
}

.pnl-gate-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(0, 230, 118, 0.12);
  border: 1px solid rgba(0, 230, 118, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  box-shadow: 0 0 30px rgba(0, 230, 118, 0.25);
}

.pnl-gate-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
}

.pnl-gate-desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 26px;
}

.pnl-inline-login {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 20px;
  text-align: left;
}

/* User Session Bar */
.pnl-user-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px 20px;
  margin-bottom: 20px;
  border-radius: var(--radius-md);
  background: rgba(14, 18, 28, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 0.88rem;
}

.pnl-user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
}

.pnl-user-pill {
  color: var(--primary);
  font-family: var(--font-mono);
  font-weight: 600;
}

/* PNL Tracker Main Card */
.pnl-tracker-card {
  background: #0a0d14;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 18px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  margin-bottom: 40px;
}

/* Tracker Header */
.tracker-header-wrap {
  position: relative;
  text-align: center;
  padding: 28px 24px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: linear-gradient(180deg, rgba(20, 26, 40, 0.4) 0%, transparent 100%);
}

.tracker-brand-title {
  display: block;
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: #ffffff;
  text-transform: uppercase;
}

.tracker-subtitle {
  display: block;
  font-size: 0.82rem;
  letter-spacing: 0.22em;
  color: #718096;
  text-transform: uppercase;
  margin-top: 4px;
}

.tracker-radar-badge {
  position: absolute;
  top: 24px;
  right: 28px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffaa00;
  font-size: 1.1rem;
  filter: drop-shadow(0 0 8px rgba(255, 170, 0, 0.6));
}

/* Tracker Toolbar */
.tracker-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 16px 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.tracker-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 0, 0, 0.4);
  padding: 4px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.tracker-tab-btn {
  padding: 6px 18px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: 7px;
  border: none;
  cursor: pointer;
  background: transparent;
  color: #a0aec0;
  transition: all 0.2s ease;
}

.tracker-tab-btn:hover {
  color: #ffffff;
}

.tracker-tab-btn.active {
  background: #2563eb;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

.tracker-live-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.84rem;
  color: #8a99ad;
}

.tracker-last-updated {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #94a3b8;
}

/* Table Container */
.tracker-table-container {
  overflow-x: auto;
  padding: 4px 16px 20px;
}

.tracker-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.92rem;
}

.tracker-table th {
  padding: 14px 18px;
  text-align: left;
  font-size: 0.82rem;
  font-weight: 600;
  color: #e2e8f0;
  white-space: nowrap;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  user-select: none;
}

.tracker-table th.sortable {
  cursor: pointer;
  transition: color 0.15s ease;
}

.tracker-table th.sortable:hover {
  color: #ffffff;
}

.tracker-table th .sort-arrow {
  display: inline-block;
  margin-left: 4px;
  font-size: 0.8rem;
  color: #64748b;
  vertical-align: middle;
}

.tracker-table th.sorted-active .sort-arrow {
  color: #38bdf8;
}

.tracker-table td {
  padding: 16px 18px;
  vertical-align: middle;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  white-space: nowrap;
  transition: background-color 0.4s ease;
}

.tracker-table tbody tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.col-sno {
  color: #94a3b8;
  font-weight: 500;
  width: 60px;
}

.col-userid {
  font-family: var(--font-mono);
  font-weight: 600;
  color: #f1f5f9;
}

.col-alias {
  color: #cbd5e1;
  font-weight: 500;
}

.val-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.val-primary {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.98rem;
}

.val-sub {
  font-size: 0.78rem;
  font-family: var(--font-mono);
}

.val-time {
  font-size: 0.75rem;
  color: #64748b;
  margin-top: 1px;
}

.val-positive {
  color: #00e676;
}

.val-negative {
  color: #ff3366;
}

.val-neutral {
  color: #94a3b8;
}

/* Tick Flash Effects */
.tick-flash-up {
  animation: flashGreen 0.6s ease-out;
}

.tick-flash-down {
  animation: flashRed 0.6s ease-out;
}

@keyframes flashGreen {
  0% { background-color: rgba(0, 230, 118, 0.28); }
  100% { background-color: transparent; }
}

@keyframes flashRed {
  0% { background-color: rgba(255, 51, 102, 0.28); }
  100% { background-color: transparent; }
}

/* Analyzer Button */
.btn-analyzer {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 6px 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  color: #f1f5f9;
}

.btn-analyzer:hover {
  background: rgba(59, 130, 246, 0.2);
  border-color: #3b82f6;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-analyzer svg {
  width: 18px;
  height: 18px;
}

/* MTM Analyzer Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

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

.analyzer-modal {
  width: 100%;
  max-width: 920px;
  background: #0d111a;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.85), 0 0 50px rgba(0, 0, 0, 0.6);
  overflow: hidden;
  transform: translateY(20px) scale(0.98);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.open .analyzer-modal {
  transform: translateY(0) scale(1);
}

.analyzer-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.analyzer-modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
}

.analyzer-modal-close {
  background: transparent;
  border: none;
  font-size: 1.6rem;
  line-height: 1;
  color: #94a3b8;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: color 0.15s ease;
}

.analyzer-modal-close:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

/* Modal Stats Grid */
.analyzer-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(0, 0, 0, 0.2);
}

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

.analyzer-stat-box {
  text-align: center;
}

.analyzer-stat-label {
  font-size: 0.75rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.analyzer-stat-val {
  font-size: 1.12rem;
  font-family: var(--font-mono);
  font-weight: 700;
}

.analyzer-stat-time {
  font-size: 0.72rem;
  color: #64748b;
  margin-top: 2px;
}

/* Legend */
.analyzer-legend {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  padding: 12px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.85rem;
  color: #cbd5e1;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.legend-line {
  width: 16px;
  height: 3px;
  border-radius: 2px;
}

.legend-line.mtm-line {
  background: #3b82f6;
}

.legend-line.dd-area {
  background: rgba(239, 68, 68, 0.5);
  height: 10px;
}

/* Chart Canvas Wrapper */
.analyzer-chart-wrap {
  padding: 16px 20px 24px;
  position: relative;
  min-height: 360px;
}

.chart-loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 320px;
  gap: 12px;
  color: #94a3b8;
  font-size: 0.9rem;
}

/* ==========================================================================
   13. Historical Performance Page Styles
   ========================================================================== */
.perf-header-bar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.perf-subtitle-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--primary);
  margin-bottom: 6px;
  display: inline-block;
  text-transform: uppercase;
}

.perf-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #ffffff;
  margin-bottom: 8px;
}

.perf-lead {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 600px;
}

.perf-source-controls {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.perf-sync-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-size: 0.8rem;
  color: var(--text-main);
  font-family: var(--font-mono);
}

.perf-sync-status.status-synced {
  border-color: rgba(0, 230, 118, 0.3);
}

.perf-sync-status.status-demo {
  border-color: rgba(255, 170, 0, 0.3);
}

.perf-action-buttons {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* Strategy & Timeframe Toolbar */
.perf-filter-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 20px;
  margin-bottom: 24px;
  backdrop-filter: var(--backdrop-blur);
}

.perf-filter-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.perf-filter-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  text-transform: uppercase;
}

.perf-select {
  background: rgba(7, 9, 14, 0.9);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
  transition: var(--transition);
}

.perf-select:hover, .perf-select:focus {
  border-color: var(--primary);
}

.perf-time-pills {
  display: flex;
  gap: 4px;
  background: rgba(7, 9, 14, 0.9);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.time-pill {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.time-pill:hover {
  color: #ffffff;
}

.time-pill.active {
  background: var(--primary);
  color: #07090e;
  font-weight: 700;
  box-shadow: 0 0 12px rgba(0, 230, 118, 0.4);
}

/* 8 KPI Grid */
.perf-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

@media (max-width: 1024px) {
  .perf-kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 580px) {
  .perf-kpi-grid {
    grid-template-columns: 1fr;
  }
}

.perf-kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  backdrop-filter: var(--backdrop-blur);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.perf-kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0, 230, 118, 0.4), transparent);
  opacity: 0;
  transition: var(--transition);
}

.perf-kpi-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.perf-kpi-card:hover::before {
  opacity: 1;
}

.kpi-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.kpi-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kpi-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}

.kpi-badge.bullish {
  background: rgba(0, 230, 118, 0.12);
  color: #00e676;
  border: 1px solid rgba(0, 230, 118, 0.3);
}

.kpi-badge.bearish {
  background: rgba(255, 23, 68, 0.12);
  color: #ff1744;
  border: 1px solid rgba(255, 23, 68, 0.3);
}

.kpi-icon-sym {
  font-size: 1.1rem;
  opacity: 0.8;
}

.kpi-value {
  font-family: var(--font-mono);
  font-size: clamp(1.2rem, 1.5vw, 1.55rem);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kpi-value-split {
  font-family: var(--font-mono);
  font-size: clamp(0.92rem, 1.1vw, 1.15rem);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
  white-space: nowrap;
  flex-wrap: nowrap;
}

.split-divider {
  color: var(--text-dim);
  font-weight: 400;
}

.kpi-sub {
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* Institutional Performance Cards */
.perf-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 28px;
  backdrop-filter: var(--backdrop-blur);
  box-shadow: var(--shadow-md);
}

.perf-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.perf-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.perf-card-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Chart Container & Legends */
.perf-chart-legend {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.legend-bar {
  display: inline-block;
  width: 14px;
  height: 4px;
  border-radius: 2px;
  margin-right: 6px;
  vertical-align: middle;
}

.legend-bar.legend-equity {
  background: #00e676;
}

.legend-bar.legend-drawdown {
  background: #ef4444;
}

.perf-chart-container {
  min-height: 420px;
  width: 100%;
  position: relative;
}

/* Monthly Heatmap Matrix */
.heatmap-legend {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hm-scale {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  padding: 2px 6px;
  border-radius: 3px;
}

.hm-scale.hm-neg-3 { background: rgba(239, 68, 68, 0.4); color: #fca5a5; }
.hm-scale.hm-neg-1 { background: rgba(239, 68, 68, 0.18); color: #fca5a5; }
.hm-scale.hm-zero  { background: rgba(255, 255, 255, 0.05); color: #94a3b8; }
.hm-scale.hm-pos-1 { background: rgba(0, 230, 118, 0.2); color: #86efac; }
.hm-scale.hm-pos-3 { background: rgba(0, 230, 118, 0.45); color: #bbf7d0; font-weight: 700; }

.heatmap-table-wrap {
  width: 100%;
  overflow-x: auto;
}

.heatmap-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.heatmap-table th {
  padding: 10px 8px;
  color: var(--text-muted);
  font-weight: 600;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.02);
}

.heatmap-table th:first-child {
  text-align: left;
  padding-left: 12px;
}

.heatmap-table th.hm-ytd-col {
  background: rgba(0, 230, 118, 0.06);
  color: var(--primary);
  font-weight: 700;
}

.heatmap-table td {
  padding: 10px 8px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition: var(--transition-fast);
  cursor: default;
  position: relative;
}

.heatmap-table td:first-child {
  text-align: left;
  padding-left: 12px;
  font-weight: 700;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.02);
}

.heatmap-table td.hm-cell-empty {
  color: #475569;
  background: transparent;
}

.heatmap-table td.hm-ytd-val {
  font-weight: 700;
  border-left: 2px solid rgba(0, 230, 118, 0.25);
}

.heatmap-table td:hover:not(:first-child):not(.hm-cell-empty) {
  transform: scale(1.04);
  z-index: 2;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.8);
  border-color: #ffffff;
}

/* Ledger Actions & Pagination */
.perf-ledger-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.perf-search-input {
  background: rgba(7, 9, 14, 0.9);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 0.85rem;
  outline: none;
  min-width: 220px;
  transition: var(--transition);
}

.perf-search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 10px rgba(0, 230, 118, 0.2);
}

.perf-pagination-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 8px 4px;
  border-top: 1px solid var(--border-subtle);
  margin-top: 12px;
}

.pagination-buttons {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Google Sheets Connection Modal */
.sheet-modal {
  background: #0d111a;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  width: 92%;
  max-width: 680px;
  padding: 28px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.85);
  animation: modalFadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.sheet-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.sheet-modal-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
}

.sheet-modal-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.sheet-setup-guide {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

@media (max-width: 640px) {
  .sheet-setup-guide {
    grid-template-columns: 1fr;
  }
}

.guide-step {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.step-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(0, 230, 118, 0.15);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.step-content strong {
  display: block;
  font-size: 0.88rem;
  color: #ffffff;
  margin-bottom: 4px;
}

.step-content p {
  font-size: 0.76rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.step-content code {
  background: rgba(0, 0, 0, 0.4);
  padding: 1px 4px;
  border-radius: 3px;
  color: var(--cyan);
  font-size: 0.72rem;
}

.sheet-modal-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

/* ==========================================================================
   LIVE QUANT CHARTS TERMINAL (Senganthal Institutional Engine)
   ========================================================================== */

/* Hide any external charting attribution marks, logos or links */
.vela-attribution,
.vela-attribution *,
a[href*="luxalgo"],
a[href*="tradingview"],
[class*="vela-attr"],
[class*="watermark-"] {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
  width: 0 !important;
  height: 0 !important;
  overflow: hidden !important;
}

.chart-terminal-section {
  padding: 40px 0 60px;
  position: relative;
  min-height: calc(100vh - 120px);
}

.chart-terminal-header {
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.chart-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.chart-terminal-title {
  font-size: 1.65rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: -0.02em;
}

.chart-engine-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 9999px;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.35);
  color: var(--cyan);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.live-dot-cyan {
  width: 7px;
  height: 7px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--cyan);
  animation: pulseGlowCyan 1.8s infinite;
}

@keyframes pulseGlowCyan {
  0%, 100% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 12px var(--cyan); }
}

/* Engine Mode Segmented Switch */
.chart-mode-switch {
  display: inline-flex;
  background: rgba(13, 16, 23, 0.95);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 4px;
  gap: 4px;
}

.chart-mode-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.chart-mode-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.chart-mode-btn.active {
  background: rgba(0, 230, 118, 0.15);
  border: 1px solid rgba(0, 230, 118, 0.35);
  color: var(--primary);
  box-shadow: 0 0 15px rgba(0, 230, 118, 0.15);
}

.chart-mode-btn.active.mode-tv {
  background: rgba(0, 229, 255, 0.15);
  border: 1px solid rgba(0, 229, 255, 0.35);
  color: var(--cyan);
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.15);
}

/* Symbol & Timeframe Control Strip */
.chart-controls-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  backdrop-filter: var(--backdrop-blur);
}

.symbol-pills-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.symbol-pill {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.symbol-pill:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
}

.symbol-pill.active {
  background: linear-gradient(135deg, rgba(0, 230, 118, 0.2) 0%, rgba(0, 176, 255, 0.2) 100%);
  border-color: rgba(0, 230, 118, 0.5);
  color: #ffffff;
  box-shadow: 0 0 12px rgba(0, 230, 118, 0.2);
}

.symbol-pill .pill-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}

.timeframe-group {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 8px;
  padding: 3px;
  border: 1px solid var(--border-subtle);
}

.timeframe-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.timeframe-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.timeframe-btn.active {
  background: var(--primary);
  color: #07080c;
  font-weight: 700;
}

/* Real-Time Market HUD (Price, Change, High, Low, Volume, Ping) */
.chart-hud-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.hud-card {
  background: rgba(14, 18, 28, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hud-label {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  font-weight: 600;
}

.hud-value {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.hud-value.tick-up {
  color: var(--bullish);
  text-shadow: 0 0 10px rgba(0, 230, 118, 0.4);
}

.hud-value.tick-down {
  color: var(--bearish);
  text-shadow: 0 0 10px rgba(255, 23, 68, 0.4);
}

.hud-subtext {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
}

.hud-subtext.pos { color: var(--bullish); }
.hud-subtext.neg { color: var(--bearish); }

/* Main Chart Canvas & Container */
.chart-main-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 16px;
  margin-top: 16px;
}

.chart-viewport-card {
  background: #0b0f19;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5);
  position: relative;
  display: flex;
  flex-direction: column;
}

.chart-viewport-header {
  height: 44px;
  padding: 0 16px;
  background: #111522;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chart-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-muted);
}

.chart-tools-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chart-tool-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: var(--transition-fast);
}

.chart-tool-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.chart-container-wrap {
  width: 100%;
  height: 640px;
  position: relative;
  background: #0b0f19;
}

#quant-chart-container {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  display: block;
}

/* Sidebar: Live Order Stream & Quant Metrics */
.chart-side-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.side-panel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
  backdrop-filter: var(--backdrop-blur);
}

.side-panel-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.side-panel-title .badge {
  font-size: 0.68rem;
  padding: 2px 8px;
}

/* Live Trades Feed Stream */
.trades-feed-wrap {
  max-height: 290px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.74rem;
}

.trades-feed-wrap::-webkit-scrollbar {
  width: 4px;
}

.trades-feed-wrap::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}

.trade-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  padding: 4px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  transition: background 0.15s ease;
}

.trade-row:hover {
  background: rgba(255, 255, 255, 0.03);
}

.trade-price { font-weight: 600; }
.trade-price.buy { color: var(--bullish); }
.trade-price.sell { color: var(--bearish); }
.trade-amount { text-align: right; color: var(--text-main); }
.trade-time { color: var(--text-dim); }

/* Quant Strategy CTA Banner */
.chart-quant-cta {
  margin-top: 32px;
  background: linear-gradient(135deg, rgba(14, 18, 28, 0.95) 0%, rgba(20, 28, 48, 0.9) 100%);
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: var(--radius-lg);
  padding: 28px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.chart-quant-cta-text h4 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
}

.chart-quant-cta-text p {
  color: var(--text-muted);
  font-size: 0.88rem;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .chart-main-grid {
    grid-template-columns: 1fr;
  }
  .chart-container-wrap {
    height: 520px;
  }
}

@media (max-width: 768px) {
  .chart-terminal-title {
    font-size: 1.35rem;
  }
  .chart-controls-strip {
    flex-direction: column;
    align-items: stretch;
  }
  .timeframe-group {
    justify-content: space-around;
  }
  .chart-container-wrap {
    height: 440px;
  }
  .chart-quant-cta {
    flex-direction: column;
    text-align: center;
  }
}