/* ===================================================================
   Shivam Pal - Personal Portfolio Website Stylesheet
   Color Palette:
   - Primary Background: #FFFFFF
   - Secondary Background: #F3F4F6
   - Primary Accent: #0F766E (Teal)
   - Text Color: #111827
   - Secondary Text: #6B7280
   =================================================================== */

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

:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #F3F4F6;
  --bg-card: #FFFFFF;
  --primary-accent: #0F766E;
  --primary-accent-hover: #0D655E;
  --primary-accent-light: #F0FDFA;
  --primary-accent-glow: rgba(15, 118, 110, 0.15);
  --primary-accent-subtle: #CCFBF1;
  --text-primary: #111827;
  --text-secondary: #6B7280;
  --text-muted: #9CA3AF;
  --border-color: #E5E7EB;
  --border-light: #F3F4F6;
  
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 35px -5px rgba(0, 0, 0, 0.09), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-accent: 0 10px 25px -5px rgba(15, 118, 110, 0.25);
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  --container-max: 1200px;
  --header-height: 76px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  color-scheme: light;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

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

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

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

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ===================================================================
   Typography & Helper Classes
   =================================================================== */
.section {
  padding: 5.5rem 0;
}

.section-secondary {
  background-color: var(--bg-secondary);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary-accent);
  background: var(--primary-accent-light);
  border: 1px solid var(--primary-accent-subtle);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.35rem;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.text-teal {
  color: var(--primary-accent) !important;
}

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

/* ===================================================================
   Buttons
   =================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85rem 1.65rem;
  border-radius: var(--radius-md);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  line-height: 1;
}

.btn svg {
  width: 1.15rem;
  height: 1.15rem;
  transition: transform var(--transition-fast);
}

.btn-primary {
  background-color: var(--primary-accent);
  color: #FFFFFF;
  border-color: var(--primary-accent);
  box-shadow: 0 4px 14px rgba(15, 118, 110, 0.28);
}

.btn-primary:hover {
  background-color: var(--primary-accent-hover);
  border-color: var(--primary-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

.btn-primary:hover svg {
  transform: translateX(3px);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--text-primary);
  border-color: var(--border-color);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--bg-secondary);
  border-color: #D1D5DB;
  color: var(--primary-accent);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background-color: var(--primary-accent);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.55rem 1.15rem;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

/* ===================================================================
   Sticky Navigation Bar
   =================================================================== */
.navbar {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: all var(--transition-fast);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.98);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--primary-accent);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  font-size: 1.1rem;
  font-weight: 800;
  box-shadow: 0 4px 10px rgba(15, 118, 110, 0.3);
}

.brand-dot {
  color: var(--primary-accent);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  position: relative;
  padding: 0.4rem 0.2rem;
  transition: color var(--transition-fast);
}

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

.nav-link:hover {
  color: var(--primary-accent);
}

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

.nav-link.active {
  color: var(--primary-accent);
  font-weight: 700;
}

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

.nav-cta {
  display: flex;
  align-items: center;
}

/* Mobile Hamburger Menu */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--text-primary);
}

.nav-toggle svg {
  width: 1.6rem;
  height: 1.6rem;
}

/* ===================================================================
   Fixed Social Media & Contact Toolbar
   (Requirement 5: Fixed floating toolbar on the right side on desktop)
   =================================================================== */
.floating-toolbar {
  position: fixed;
  right: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  z-index: 999;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 0.65rem 0.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-normal);
}

.floating-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: #FFFFFF;
  color: var(--primary-accent);
  border-radius: 50%;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.floating-btn svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
}

.floating-btn:hover {
  background: var(--primary-accent);
  color: #FFFFFF;
  border-color: var(--primary-accent);
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(15, 118, 110, 0.35);
}

/* Tooltip for desktop */
.floating-btn .tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  background: var(--text-primary);
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.floating-btn .tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 100%;
  transform: translateY(-50%);
  border-width: 5px;
  border-style: solid;
  border-color: transparent transparent transparent var(--text-primary);
}

.floating-btn:hover .tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

/* Specific Brand Colors on Hover */
.floating-btn.instagram:hover {
  background: linear-gradient(45deg, #F58529, #DD2A7B, #8134AF);
  border-color: transparent;
  color: #FFFFFF;
}

.floating-btn.linkedin:hover {
  background: #0A66C2;
  border-color: #0A66C2;
  color: #FFFFFF;
}

.floating-btn.phone:hover {
  background: var(--primary-accent);
  border-color: var(--primary-accent);
  color: #FFFFFF;
}

.floating-btn.whatsapp:hover {
  background: #25D366;
  border-color: #25D366;
  color: #FFFFFF;
}

/* ===================================================================
   Hero Section
   =================================================================== */
.hero-section {
  padding: 4.5rem 0 5.5rem 0;
  background: radial-gradient(circle at 80% 20%, rgba(15, 118, 110, 0.05) 0%, transparent 60%),
              radial-gradient(circle at 10% 80%, rgba(15, 118, 110, 0.03) 0%, transparent 50%),
              var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary-accent-light);
  border: 1px solid var(--primary-accent-subtle);
  color: var(--primary-accent);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  margin-bottom: 1.5rem;
}

.hero-badge .status-dot {
  width: 8px;
  height: 8px;
  background-color: #10B981;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5); }
  70% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-heading {
  font-size: 3.5rem;
  line-height: 1.15;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.hero-subtitle {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-accent);
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2.25rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-metrics {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-color);
}

.metric-item h4 {
  font-size: 1.5rem;
  color: var(--text-primary);
  font-weight: 800;
}

.metric-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Profile Image Container */
.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.profile-card-glow {
  position: absolute;
  width: 90%;
  height: 90%;
  background: radial-gradient(circle, rgba(15, 118, 110, 0.22) 0%, transparent 70%);
  filter: blur(25px);
  z-index: 0;
}

.profile-image-container {
  position: relative;
  width: 360px;
  height: 440px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 4px solid #FFFFFF;
  box-shadow: 0 20px 40px -10px rgba(15, 118, 110, 0.25), 0 10px 20px -5px rgba(0, 0, 0, 0.08);
  z-index: 1;
  background-color: var(--bg-secondary);
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  transition: transform var(--transition-slow);
}

.hero-image-wrapper:hover .profile-img {
  transform: scale(1.03);
}

/* Floating Status Tag on Hero Image */
.floating-badge {
  position: absolute;
  bottom: 20px;
  left: -20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  padding: 0.75rem 1.15rem;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: var(--shadow-lg);
  z-index: 2;
  animation: float 4s ease-in-out infinite;
}

.floating-badge-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--primary-accent-light);
  color: var(--primary-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.floating-badge-text h5 {
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.2;
}

.floating-badge-text p {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ===================================================================
   Cards & Grids (Skills & Highlights)
   =================================================================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.75rem;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.skill-card:hover {
  transform: translateY(-6px);
  border-color: rgba(15, 118, 110, 0.3);
  box-shadow: 0 16px 30px -6px rgba(15, 118, 110, 0.12), var(--shadow-md);
}

.skill-icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: var(--primary-accent-light);
  color: var(--primary-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all var(--transition-fast);
}

.skill-icon-box svg {
  width: 28px;
  height: 28px;
}

.skill-card:hover .skill-icon-box {
  background: var(--primary-accent);
  color: #FFFFFF;
  transform: scale(1.05);
}

.skill-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.skill-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

/* Customizable Progress Indicator */
.skill-progress-wrap {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
}

.skill-progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.skill-level-label {
  color: var(--text-secondary);
}

.skill-percent {
  color: var(--primary-accent);
  font-weight: 700;
}

.progress-track {
  width: 100%;
  height: 7px;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--primary-accent);
  border-radius: var(--radius-full);
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===================================================================
   Portfolio Projects Grid & Filter
   =================================================================== */
.portfolio-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.filter-btn {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.6rem 1.35rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background: #FFFFFF;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--primary-accent);
  border-color: var(--primary-accent);
  background: var(--primary-accent-light);
}

.filter-btn.active {
  background: var(--primary-accent);
  color: #FFFFFF;
  border-color: var(--primary-accent);
  box-shadow: 0 4px 12px rgba(15, 118, 110, 0.25);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

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

.project-card:hover {
  transform: translateY(-6px);
  border-color: rgba(15, 118, 110, 0.3);
  box-shadow: 0 16px 30px -8px rgba(15, 118, 110, 0.15), var(--shadow-md);
}

.project-img-wrapper {
  position: relative;
  width: 100%;
  height: 220px;
  background-color: var(--bg-secondary);
  overflow: hidden;
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.project-demo-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(4px);
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
  z-index: 2;
}

.project-category-tag {
  position: absolute;
  top: 14px;
  right: 14px;
  background: var(--primary-accent);
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  z-index: 2;
}

.project-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-title {
  font-size: 1.25rem;
  margin-bottom: 0.65rem;
  line-height: 1.35;
}

.project-desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.project-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.1rem;
  border-top: 1px solid var(--border-light);
}

/* ===================================================================
   Project Detail Modal
   =================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(17, 24, 39, 0.7);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  position: relative;
  transform: translateY(20px) scale(0.97);
  transition: all var(--transition-normal);
  padding: 2.25rem;
}

.modal-overlay.active .modal-dialog {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: var(--bg-secondary);
  border: none;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--primary-accent);
  color: #FFFFFF;
}

/* ===================================================================
   Contact Page & Form
   =================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.contact-info-title {
  font-size: 1.5rem;
  margin-bottom: 0.85rem;
}

.contact-info-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
  margin-bottom: 2.25rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  padding: 1rem 1.25rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.contact-item:hover {
  border-color: var(--primary-accent);
  background: var(--primary-accent-light);
  transform: translateX(4px);
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: #FFFFFF;
  color: var(--primary-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.contact-item-icon svg {
  width: 22px;
  height: 22px;
}

.contact-item-details {
  display: flex;
  flex-direction: column;
}

.contact-item-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
}

.contact-item-value {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 1.35rem;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.45rem;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.85rem 1.15rem;
  background-color: #FFFFFF;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--primary-accent);
  box-shadow: 0 0 0 3.5px var(--primary-accent-glow);
}

.form-input.is-invalid, .form-textarea.is-invalid {
  border-color: #EF4444;
  box-shadow: 0 0 0 3.5px rgba(239, 68, 68, 0.15);
}

.form-feedback {
  font-size: 0.8rem;
  margin-top: 0.35rem;
  display: none;
}

.form-feedback.is-error {
  color: #DC2626;
  display: block;
}

.form-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.form-status {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  line-height: 1.5;
  display: none;
}

.form-status.show {
  display: block;
}

.form-status.status-info {
  background-color: var(--primary-accent-light);
  border: 1px solid var(--primary-accent-subtle);
  color: var(--primary-accent);
}

.form-status.status-error {
  background-color: #FEF2F2;
  border: 1px solid #FCA5A5;
  color: #B91C1C;
}

.form-alternative-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

/* ===================================================================
   About Me Page
   =================================================================== */
.about-hero-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 3.5rem;
  margin-bottom: 4.5rem;
}

.about-image-wrapper {
  position: relative;
  text-align: center;
}

.about-img-box {
  width: 100%;
  max-width: 380px;
  height: 480px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 4px solid #FFFFFF;
  box-shadow: var(--shadow-xl);
  background-color: var(--bg-secondary);
}

.about-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.about-content h2 {
  font-size: 2.35rem;
  margin-bottom: 1.25rem;
}

.about-lead {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--primary-accent);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.about-text p {
  margin-bottom: 1.15rem;
  font-size: 1rem;
  line-height: 1.7;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.75rem;
  margin-top: 3.5rem;
}

.value-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-fast);
}

.value-card:hover {
  transform: translateY(-4px);
  border-color: rgba(15, 118, 110, 0.4);
  box-shadow: var(--shadow-md);
}

.value-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-accent-light);
  color: var(--primary-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

/* ===================================================================
   Call To Action (CTA) Section
   =================================================================== */
.cta-banner {
  background: linear-gradient(135deg, #0F766E 0%, #0D655E 100%);
  border-radius: var(--radius-xl);
  padding: 4rem 3rem;
  color: #FFFFFF;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-accent);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.cta-banner h2 {
  color: #FFFFFF;
  font-size: 2.35rem;
  margin-bottom: 1rem;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.1rem;
  max-width: 620px;
  margin: 0 auto 2.25rem auto;
}

.cta-banner .btn-cta-primary {
  background: #FFFFFF;
  color: var(--primary-accent);
  font-weight: 700;
  border-color: #FFFFFF;
}

.cta-banner .btn-cta-primary:hover {
  background: var(--bg-secondary);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* ===================================================================
   Footer
   =================================================================== */
.footer {
  background: #FFFFFF;
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem 0;
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  margin-top: 0.85rem;
  max-width: 320px;
  font-size: 0.925rem;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.925rem;
  transition: color var(--transition-fast);
}

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

.footer-social-links {
  display: flex;
  gap: 0.75rem;
}

.footer-social-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.footer-social-btn:hover {
  background: var(--primary-accent);
  color: #FFFFFF;
  border-color: var(--primary-accent);
  transform: translateY(-3px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ===================================================================
   404 Page Styling
   =================================================================== */
.error-page-wrapper {
  padding: 6rem 0;
  text-align: center;
}

.error-code {
  font-size: 6.5rem;
  font-weight: 900;
  color: var(--primary-accent);
  line-height: 1;
  margin-bottom: 1rem;
  letter-spacing: -0.05em;
}

/* ===================================================================
   Animations & Keyframes
   =================================================================== */
.fade-in-up {
  animation: fadeInUp 0.7s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===================================================================
   Responsive Media Queries
   =================================================================== */

/* Tablet (max-width: 992px) */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-metrics {
    justify-content: center;
  }

  .hero-image-wrapper {
    order: -1;
  }

  .profile-image-container {
    width: 300px;
    height: 380px;
  }

  .floating-badge {
    left: 50%;
    transform: translateX(-50%);
    bottom: -15px;
  }

  @keyframes float {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, -6px); }
  }

  .about-hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-hero-grid .btn {
    margin: 0 auto;
  }

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

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

/* Mobile Devices (max-width: 768px) */
@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }

  .section {
    padding: 3.75rem 0;
  }

  .hero-heading {
    font-size: 2.5rem;
  }

  .section-title {
    font-size: 1.9rem;
  }

  /* Mobile Navigation Menu */
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: #FFFFFF;
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem 1.75rem 2rem 1.75rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
  }

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

  .nav-link {
    font-size: 1.1rem;
    width: 100%;
    padding: 0.5rem 0;
  }

  .nav-cta {
    display: none;
  }

  /* Fixed Floating Toolbar Mobile Dock (Requirement 5) */
  .floating-toolbar {
    top: auto;
    bottom: 1.25rem;
    right: 50%;
    transform: translateX(50%);
    flex-direction: row;
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    border: 1.5px solid var(--border-color);
    gap: 0.75rem;
  }

  .floating-btn {
    width: 42px;
    height: 42px;
  }

  .floating-btn .tooltip {
    display: none; /* Hide tooltips on touch devices */
  }

  /* Footer adjustments for mobile bottom dock */
  body {
    padding-bottom: 4rem; /* ensure content doesn't get obscured by bottom toolbar */
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  .cta-banner {
    padding: 3rem 1.5rem;
  }
}

/* Small mobile (max-width: 480px) */
@media (max-width: 480px) {
  .hero-heading {
    font-size: 2.15rem;
  }

  .hero-subtitle {
    font-size: 1.05rem;
  }

  .profile-image-container {
    width: 260px;
    height: 330px;
  }

  .hero-metrics {
    flex-direction: column;
    gap: 1rem;
  }

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

  .contact-info-card, .contact-form-card {
    padding: 1.75rem 1.25rem;
  }
}