/* ===================================================================
   AI FRONTIER PORTFOLIO - DESIGN SYSTEM & MODERN STYLES
   Shiva Preetham Chinthalacheruvu
   Theme: Seattle Seahawks (College Navy, Action Green, Wolf Grey)
   =================================================================== */

/* Seattle Seahawks palette:
   College Navy #002244 · Action Green #69BE28 · Wolf Grey #A5ACAF */
:root {
  --hawks-navy: #002244;
  --hawks-green: #69BE28;
  --hawks-grey: #A5ACAF;

  /* Light Mode Palette */
  --bg-body: #f2f4f5;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #e8edf1;
  --bg-glass: rgba(255, 255, 255, 0.92);
  --border-color: #d5dadd;
  --border-glass: rgba(165, 172, 175, 0.45);

  --text-main: #002244;
  --text-secondary: #2f4560;
  --text-muted: #5c6467;
  --text-subtle: #868d90;

  /* Accent roles */
  --accent: #69BE28;            /* fills, borders, glows */
  --accent-text: #3f7a16;       /* green readable on light backgrounds */
  --on-accent: #002244;         /* text sitting on Action Green */

  --claude-coral: #3f7a16;
  --claude-gradient: linear-gradient(135deg, #3f7a16 0%, #69BE28 100%);
  --agent-gradient: linear-gradient(135deg, #002244 0%, #5c6467 100%);
  --gemini-cyan: #A5ACAF;
  --tech-emerald: #69BE28;

  --primary-gradient: linear-gradient(135deg, #002244 0%, #0b3a66 50%, #3f7a16 100%);
  --card-gradient: linear-gradient(180deg, #ffffff 0%, #f2f4f5 100%);
  --glow-primary: rgba(0, 34, 68, 0.08);
  --glow-claude: rgba(105, 190, 40, 0.15);

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px 0 rgba(0, 34, 68, 0.08);
  --shadow-md: 0 4px 6px -1px rgba(0, 34, 68, 0.1), 0 2px 4px -2px rgba(0, 34, 68, 0.06);
  --shadow-lg: 0 10px 25px -5px rgba(0, 34, 68, 0.14), 0 8px 10px -6px rgba(0, 34, 68, 0.06);

  /* Bootstrap utility colors remapped to the palette */
  --bs-primary: #002244;
  --bs-primary-rgb: 0, 34, 68;
  --bs-secondary-rgb: 92, 100, 103;
  --bs-success: #3f7a16;
  --bs-success-rgb: 63, 122, 22;
  --bs-warning: #3f7a16;
  --bs-warning-rgb: 63, 122, 22;
  --bs-info: #5c6467;
  --bs-info-rgb: 92, 100, 103;
  --bs-link-color: #002244;
  --bs-link-hover-color: #3f7a16;
}

[data-theme="dark"] {
  --bg-body: #00111f;
  --bg-surface: #001a33;
  --bg-card: #002244;
  --bg-card-hover: #0a2e55;
  --bg-glass: rgba(0, 26, 51, 0.92);
  --border-color: #133a5e;
  --border-glass: rgba(165, 172, 175, 0.22);

  --text-main: #f4f6f7;
  --text-secondary: #c9ced0;
  --text-muted: #A5ACAF;
  --text-subtle: #7b8386;

  --accent-text: #69BE28;

  --claude-gradient: linear-gradient(135deg, #69BE28 0%, #9bd66b 100%);
  --agent-gradient: linear-gradient(135deg, #A5ACAF 0%, #69BE28 100%);
  --primary-gradient: linear-gradient(135deg, #69BE28 0%, #A5ACAF 100%);
  --card-gradient: linear-gradient(180deg, #002244 0%, #001a33 100%);
  --glow-primary: rgba(105, 190, 40, 0.14);
  --glow-claude: rgba(105, 190, 40, 0.2);

  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.45);
  --shadow-md: 0 4px 10px -1px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 15px 30px -5px rgba(0, 0, 0, 0.6);

  --bs-primary: #69BE28;
  --bs-primary-rgb: 105, 190, 40;
  --bs-secondary-rgb: 165, 172, 175;
  --bs-success: #69BE28;
  --bs-success-rgb: 105, 190, 40;
  --bs-warning: #69BE28;
  --bs-warning-rgb: 105, 190, 40;
  --bs-info: #A5ACAF;
  --bs-info-rgb: 165, 172, 175;
  --bs-link-color: #69BE28;
  --bs-link-hover-color: #A5ACAF;
}

/* Global Reset & Typography */
html,
body {
  height: auto !important;
  min-height: 100vh !important;
  font-family: var(--font-sans);
  background-color: var(--bg-body) !important;
  color: var(--text-main) !important;
  transition: background-color 0.25s ease, color 0.25s ease;
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
  letter-spacing: -0.02em;
}

p, li {
  color: var(--text-secondary);
}

/* Navbar */
.navbar-modern {
  background: var(--bg-glass) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-glass);
  position: sticky;
  top: 0;
  z-index: 1030;
  transition: all 0.3s ease;
}

.navbar-brand-name {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-link-modern {
  color: var(--text-muted) !important;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.5rem 0.9rem !important;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.nav-link-modern:hover,
.nav-link-modern.active {
  color: var(--text-main) !important;
  background: var(--glow-primary);
}

/* Status Indicator */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  background: rgba(105, 190, 40, 0.12);
  color: var(--accent-text);
  border: 1px solid rgba(105, 190, 40, 0.35);
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--hawks-green);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--hawks-green);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* Gradient Text Classes */
.text-agent-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

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

/* Hero Section */
.hero-wrapper {
  position: relative;
  padding: 4.5rem 0 3.5rem;
}

.hero-headline {
  font-size: 3.1rem;
  font-weight: 850;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-subtext {
  font-size: 1.18rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 600px;
}

/* Portrait Framing */
.portrait-container {
  position: relative;
  width: 100%;
  max-width: 340px;
  margin: 0 auto;
}

.portrait-glow {
  position: absolute;
  inset: -6px;
  border-radius: 28px;
  background: var(--primary-gradient);
  opacity: 0.65;
  filter: blur(14px);
  z-index: 1;
}

.portrait-frame {
  position: relative;
  width: 100%;
  height: 400px;
  border-radius: 24px;
  overflow: hidden;
  border: 2px solid var(--border-glass);
  background: var(--bg-surface);
  z-index: 2;
  box-shadow: var(--shadow-lg);
}

.portrait-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 18%;
  transition: transform 0.4s ease;
}

.portrait-frame:hover .portrait-img {
  transform: scale(1.03);
}

/* Floating Tech Pills */
.floating-pill {
  position: absolute;
  z-index: 3;
  background: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  backdrop-filter: blur(8px);
}

.pill-1 {
  top: -10px;
  left: -10px;
}

.pill-2 {
  bottom: 25px;
  right: -15px;
}

.pill-3 {
  bottom: -12px;
  left: 15px;
}

/* Modern Cards */
.card-modern {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.card-modern:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(105, 190, 40, 0.55);
}

/* Stat Metric Boxes */
.stat-box {
  background: var(--card-gradient);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem 1rem;
  text-align: center;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

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

.stat-number {
  font-size: 2.25rem;
  font-weight: 850;
  letter-spacing: -0.02em;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-desc {
  font-size: 0.78rem;
  color: var(--text-subtle);
  margin-top: 0.3rem;
}

/* Badges */
.badge-tech {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-mono);
  background: rgba(0, 34, 68, 0.07);
  color: #002244;
  border: 1px solid rgba(0, 34, 68, 0.22);
}

[data-theme="dark"] .badge-tech {
  background: rgba(165, 172, 175, 0.12);
  color: #e1e5e6;
  border-color: rgba(165, 172, 175, 0.3);
}

.badge-claude {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-mono);
  background: rgba(105, 190, 40, 0.12);
  color: #3f7a16;
  border: 1px solid rgba(105, 190, 40, 0.38);
}

[data-theme="dark"] .badge-claude {
  background: rgba(105, 190, 40, 0.15);
  color: #9bd66b;
  border-color: rgba(105, 190, 40, 0.35);
}

.badge-cloud {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-mono);
  background: rgba(165, 172, 175, 0.18);
  color: #4c5356;
  border: 1px solid rgba(165, 172, 175, 0.5);
}

[data-theme="dark"] .badge-cloud {
  background: rgba(165, 172, 175, 0.14);
  color: #c9ced0;
  border-color: rgba(165, 172, 175, 0.32);
}

.badge-ai {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-mono);
  background: #002244;
  color: #69BE28;
  border: 1px solid #002244;
}

[data-theme="dark"] .badge-ai {
  background: rgba(105, 190, 40, 0.12);
  color: #69BE28;
  border-color: rgba(105, 190, 40, 0.4);
}

/* Agentic Intelligence Terminal */
.intel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.intel-header {
  background: var(--bg-card-hover);
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.intel-dots {
  display: flex;
  gap: 6px;
}

.intel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.intel-body {
  padding: 1.5rem;
}

.intel-prompt-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

.intel-prompt-btn:hover,
.intel-prompt-btn.active {
  background: var(--glow-claude);
  border-color: var(--accent);
  color: var(--accent-text);
  transform: translateY(-1px);
}

.intel-output-box {
  background: var(--bg-body);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-top: 1rem;
  min-height: 150px;
}

.intel-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  background: var(--claude-gradient);
  color: var(--on-accent);
  display: inline-block;
  margin-bottom: 0.75rem;
}

/* Security Callout */
.security-banner {
  background: linear-gradient(135deg, rgba(105, 190, 40, 0.1) 0%, rgba(165, 172, 175, 0.1) 100%);
  border: 1px solid rgba(105, 190, 40, 0.35);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
}

.security-icon {
  font-size: 1.5rem;
  color: var(--accent-text);
}

/* Filter Tabs */
.filter-container {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 2rem;
}

.filter-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--hawks-green);
  color: var(--on-accent) !important;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(105, 190, 40, 0.35);
}

/* Code Window */
.code-window {
  background: #001a33;
  color: #e1e5e6;
  border-radius: var(--radius-md);
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  border: 1px solid #0a2e55;
  margin: 1rem 0;
}

.code-header {
  background: #002244;
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: #A5ACAF;
}

.code-content {
  padding: 1.25rem;
  overflow-x: auto;
  line-height: 1.6;
}

.copy-btn {
  background: transparent;
  border: 1px solid #133a5e;
  color: #A5ACAF;
  font-size: 0.72rem;
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.copy-btn:hover {
  background: #133a5e;
  color: #69BE28;
}

/* Buttons */
.btn-gemini,
.btn-claude {
  background: var(--hawks-green);
  color: var(--on-accent) !important;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-full);
  padding: 0.75rem 1.75rem;
  box-shadow: 0 4px 15px rgba(105, 190, 40, 0.35);
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.btn-gemini:hover,
.btn-claude:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(105, 190, 40, 0.5);
}

.btn-secondary-modern {
  background: var(--bg-surface);
  color: var(--text-main) !important;
  border: 1px solid var(--border-color);
  font-weight: 700;
  border-radius: var(--radius-full);
  padding: 0.75rem 1.75rem;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.btn-secondary-modern:hover {
  background: var(--bg-card-hover);
  border-color: var(--text-muted);
  transform: translateY(-2px);
}

.theme-toggle-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
}

.footer-modern {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 2.5rem 0;
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--accent-text);
}

@media (max-width: 991.98px) {
  .hero-headline {
    font-size: 2.4rem;
  }
  .portrait-container {
    max-width: 280px;
    margin-top: 2rem;
  }
  .portrait-frame {
    height: 340px;
  }
}

/* Bootstrap secondary buttons in College Navy */
.btn-secondary {
  --bs-btn-color: #fff;
  --bs-btn-bg: #002244;
  --bs-btn-border-color: #002244;
  --bs-btn-hover-color: #002244;
  --bs-btn-hover-bg: #69BE28;
  --bs-btn-hover-border-color: #69BE28;
  --bs-btn-active-color: #002244;
  --bs-btn-active-bg: #5aa821;
  --bs-btn-active-border-color: #5aa821;
}

[data-theme="dark"] .btn-secondary {
  --bs-btn-color: #002244;
  --bs-btn-bg: #69BE28;
  --bs-btn-border-color: #69BE28;
  --bs-btn-hover-color: #002244;
  --bs-btn-hover-bg: #A5ACAF;
  --bs-btn-hover-border-color: #A5ACAF;
}

::selection {
  background: rgba(105, 190, 40, 0.35);
  color: inherit;
}