/* ============================================
   MODERN ENHANCEMENTS & OVERRIDES
   Fine-tuning, transitions, and polish
   ============================================ */

/* ─── SCROLLBAR STYLING ─── */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #fbf8f2;
}

::-webkit-scrollbar-thumb {
  background: rgba(14, 165, 233, 0.25);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(14, 165, 233, 0.4);
}

/* Firefox */
html {
  scrollbar-width: thin;
  scrollbar-color: rgba(14, 165, 233, 0.25) #fbf8f2;
}

/* ─── BOOTSTRAP OVERRIDES ─── */
.row, .col, [class*="col-"] {
  transition: all var(--transition-base);
}

/* Remove Bootstrap borders that conflict */
.navbar, .nav-pills, .nav-tabs {
  border: none;
}

/* ─── HERO & HOME PAGE ─── */
.hero-section {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-20) var(--space-6);
  position: relative;
  overflow: hidden;
}

.hero-layout {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
}

.hero-copy {
  position: relative;
  z-index: 1;
  justify-self: center;
  text-align: center;
}

/* Animated gradient background */
.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle at 20% 50%,
    rgba(14, 165, 233, 0.1) 0%,
    transparent 50%
  ), radial-gradient(
    circle at 80% 80%,
    rgba(6, 182, 212, 0.1) 0%,
    transparent 50%
  );
  animation: gradientShift 8s ease-in-out infinite;
  z-index: 0;
}

@keyframes gradientShift {
  0%, 100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(30px, 30px);
  }
}

.hero-section > * {
  position: relative;
  z-index: 1;
}

.hero-title {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: slideInDown var(--transition-slow) ease-out;
}

.hero-subtitle {
  max-width: 600px;
  font-size: clamp(1rem, 3vw, 1.25rem);
  animation: slideInUp var(--transition-slow) ease-out 0.2s both;
}

/* Hero small tagline (improve visibility) */
.hero-subtitle .hero-tagline,
.hero-subtitle p.hero-tagline {
  margin-top: var(--space-2);
  color: var(--color-primary);
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  font-weight: 600;
  opacity: 1;
  letter-spacing: 0.02em;
}

html[mode="dark"] .hero-subtitle .hero-tagline {
  color: #9fe8ff;
}

.hero-actions {
  margin-top: var(--space-6);
}

.hero-portrait-wrap {
  position: relative;
  width: min(100%, 420px);
  aspect-ratio: 1;
  justify-self: center;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: heroFloat 6s ease-in-out infinite;
}

.hero-portrait-orbit {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px dashed rgba(14, 165, 233, 0.22);
  animation: orbitSpin 18s linear infinite;
}

.hero-portrait-orbit::before {
  content: '';
  position: absolute;
  top: 50%;
  left: -8px;
  width: 12px;
  height: 12px;
  margin-top: -6px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 0 8px rgba(14, 165, 233, 0.08);
}

.hero-portrait-glow {
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(14, 165, 233, 0.18) 0%, rgba(14, 165, 233, 0.06) 35%, transparent 70%);
  filter: blur(18px);
  animation: pulseGlow 4s ease-in-out infinite;
}

.hero-portrait {
  position: relative;
  width: 74%;
  aspect-ratio: 1;
  border-radius: 50%;
  padding: 10px;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.9), rgba(6, 182, 212, 0.9));
  box-shadow: 0 24px 60px rgba(14, 165, 233, 0.22);
  z-index: 1;
}

.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 6px solid rgba(255, 255, 255, 0.9);
  background: #fff;
}

@keyframes heroFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

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

@keyframes pulseGlow {
  0%, 100% { transform: scale(1); opacity: 0.75; }
  50% { transform: scale(1.04); opacity: 1; }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleInWidth {
  from {
    width: 0;
    opacity: 0;
  }
  to {
    width: 56px;
    opacity: 1;
  }
}

@keyframes titleFadeInScale {
  from {
    opacity: 0;
    transform: scale(0.92) translateY(10px);
    filter: blur(4px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
    filter: blur(0);
  }
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  animation: slideInUp var(--transition-slow) ease-out 0.4s both;
}

/* ─── PROFILE SECTION ─── */
.profile-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  margin: var(--space-16) 0;
}

@media (max-width: 768px) {
  .profile-section {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .hero-layout {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .hero-portrait-wrap {
    order: -1;
    width: min(280px, 78vw);
    justify-self: center;
  }

  .hero-copy {
    max-width: 680px;
    justify-self: center;
  }
}

.profile-image {
  position: relative;
  display: flex;
  justify-content: center;
}

.profile-image img {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: var(--radius-2xl);
  border: 3px solid var(--color-primary);
  box-shadow: 0 20px 40px rgba(14, 165, 233, 0.2);
  transition: all var(--transition-base);
  animation: slideInUp var(--transition-slow) ease-out 0.3s both;
}

.profile-image img:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px rgba(14, 165, 233, 0.3);
}

.profile-info h2 {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  margin-top: 0;
  line-height: var(--line-tight);
}

.profile-info .subtitle {
  font-size: var(--text-lg);
  color: var(--color-primary);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-4);
}

.profile-info p {
  font-size: var(--text-base);
  line-height: var(--line-relaxed);
  margin-bottom: var(--space-4);
}

.social-links {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-6);
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
  color: var(--color-primary);
  font-size: var(--text-lg);
  transition: all var(--transition-base);
  border: 1px solid rgba(14, 165, 233, 0.2);
}

.social-link:hover {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(14, 165, 233, 0.3);
}

/* ─── FEATURED CONTENT ─── */
.featured-section {
  margin: var(--space-16) 0;
  padding: var(--space-12);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(14, 165, 233, 0.1);
}

.featured-section h3 {
  color: var(--color-primary);
  margin-top: 0;
}

/* ─── CTA SECTION ─── */
.cta-section {
  margin: var(--space-16) 0;
  padding: var(--space-12) var(--space-8);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  border-radius: var(--radius-2xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  z-index: 0;
}

.cta-section > * {
  position: relative;
  z-index: 1;
}

.cta-section h3 {
  color: white;
  margin-top: 0;
  font-size: var(--text-2xl);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--text-lg);
  margin-bottom: var(--space-6);
}

.cta-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

.cta-buttons .btn {
  background: white;
  color: var(--color-primary);
  font-weight: var(--font-bold);
  transition: all var(--transition-base);
}

.cta-buttons .btn:hover {
  background: var(--color-bg-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

/* ─── STAT COUNTERS ─── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-8);
  margin: var(--space-12) 0;
}

.stat-card {
  text-align: center;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

html[mode="dark"] .stat-card {
  background: var(--color-dark-bg-secondary);
  border-color: var(--color-dark-border);
}

.stat-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.stat-number {
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

html[mode="dark"] .stat-label {
  color: var(--color-dark-text);
  opacity: 0.8;
}

/* ─── LOADING & STATES ─── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-border) 25%,
    var(--color-bg-lighter) 50%,
    var(--color-border) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* ─── UTILITY ANIMATIONS ─── */
.fade-in {
  animation: fadeIn var(--transition-slow) ease-out;
}

.slide-in-up {
  animation: slideInUp var(--transition-slow) ease-out;
}

.slide-in-left {
  animation: slideInLeft var(--transition-slow) ease-out;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-right {
  animation: slideInRight var(--transition-slow) ease-out;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ─── INTERACTIVE ELEMENTS ─── */
.interactive-hover {
  position: relative;
  cursor: pointer;
}

.interactive-hover::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transition: width var(--transition-base);
}

.interactive-hover:hover::after {
  width: 100%;
}

/* ─── RESPONSIVE TWEAKS ─── */
@media (max-width: 768px) {
  .hero-section {
    min-height: 50vh;
    padding: var(--space-12) var(--space-4);
  }

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

  .social-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-section {
    min-height: 60vh;
    gap: var(--space-6);
  }

  .profile-section {
    margin: var(--space-8) 0;
  }

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

  .cta-section {
    padding: var(--space-8) var(--space-4);
  }

  .cta-section h3 {
    font-size: var(--text-xl);
  }
}