/* ============================================
   PRATIMA SINGH — Portfolio Styles
   Navy Blue (#0A192F) + Sky Blue (#64B5F6) Theme
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  --navy-900: #0A192F;
  --navy-800: #0F2440;
  --navy-700: #112240;
  --navy-600: #1A2D4A;
  --navy-500: #233B5E;
  --navy-400: #2D4A72;
  --sky-300: #90CAF9;
  --sky-400: #64B5F6;
  --sky-500: #42A5F5;
  --sky-600: #1E88E5;
  --text-primary: #E6F1FF;
  --text-secondary: #8892B0;
  --text-muted: #5A6A8A;
  --glass-bg: rgba(17, 34, 64, 0.7);
  --glass-border: rgba(100, 181, 246, 0.15);
  --glass-shadow: rgba(0, 0, 0, 0.3);
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --max-width: 1200px;
  --nav-height: 70px;
}

/* ---------- Skip Link (Accessibility) ---------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  background: var(--sky-400);
  color: var(--navy-900);
  padding: 12px 24px;
  border-radius: 0 0 8px 8px;
  font-weight: 600;
  z-index: 10000;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 0;
}

/* ---------- Form Note ---------- */
.form-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: -8px;
}

.form-note a {
  color: var(--sky-400);
  text-decoration: underline;
}

.form-note a:hover {
  color: var(--sky-300);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  background-color: var(--navy-900);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

ul { list-style: none; }

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

::selection {
  background: var(--sky-400);
  color: var(--navy-900);
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--navy-800); }
::-webkit-scrollbar-thumb { background: var(--navy-500); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--sky-400); }

/* ---------- Utility ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.section-divider {
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--sky-400), var(--sky-600));
  border-radius: 2px;
  margin: 16px auto 48px;
}

.section-title + .section-divider { margin-top: 12px; }

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: transparent;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 25, 47, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.nav-logo span {
  color: var(--sky-400);
  font-style: italic;
  font-weight: 400;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding-bottom: 4px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--sky-400);
  transition: var(--transition);
  border-radius: 1px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--sky-400);
}

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

/* ---------- Hamburger ---------- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ---------- Hero ---------- */
.hero.section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--navy-900) 0%, #0D2137 40%, #112A4A 70%, #0F2440 100%);
  padding: calc(var(--nav-height) + 20px) 0 0;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.07;
}

.shape-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--sky-400), transparent);
  top: -200px;
  right: -200px;
  animation: float 20s ease-in-out infinite;
}

.shape-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--sky-500), transparent);
  bottom: -150px;
  left: -150px;
  animation: float 25s ease-in-out infinite reverse;
}

.shape-3 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--sky-300), transparent);
  top: 50%;
  left: 20%;
  animation: float 15s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 60px;
  max-width: var(--max-width);
  padding: 0 24px;
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-profile {
  flex-shrink: 0;
}

.profile-img-wrapper {
  position: relative;
  width: 220px;
  height: 220px;
}

.profile-img-ring {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 2px solid var(--sky-400);
  opacity: 0.3;
  animation: pulse-ring 3s ease-in-out infinite;
}

@keyframes pulse-ring {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50% { transform: scale(1.05); opacity: 0.6; }
}

.profile-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy-600), var(--navy-500));
  border: 3px solid var(--sky-400);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.initials {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 700;
  color: var(--sky-400);
  user-select: none;
}

.profile-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
}

.hero-text {
  max-width: 680px;
}

.hero-greeting {
  font-size: 1.125rem;
  color: var(--sky-400);
  font-weight: 500;
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.hero-name {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 12px;
  letter-spacing: -1px;
}

.hero-title {
  font-size: 1.25rem;
  color: var(--sky-300);
  font-weight: 400;
  min-height: 1.8em;
  margin-bottom: 20px;
}

.hero-title::after {
  content: '|';
  animation: blink 1s step-end infinite;
  color: var(--sky-400);
}

@keyframes blink {
  50% { opacity: 0; }
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: fade-in-out 2s ease-in-out infinite;
}

.scroll-arrow {
  width: 2px;
  height: 24px;
  background: linear-gradient(to bottom, var(--sky-400), transparent);
  animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(8px); opacity: 0.5; }
}

@keyframes fade-in-out {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  letter-spacing: 0.3px;
}

.btn-primary {
  background: var(--sky-400);
  color: var(--navy-900);
  border-color: var(--sky-400);
}

.btn-primary:hover {
  background: var(--sky-300);
  border-color: var(--sky-300);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(100, 181, 246, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--sky-400);
  border-color: var(--sky-400);
}

.btn-outline:hover {
  background: rgba(100, 181, 246, 0.1);
  transform: translateY(-2px);
}

/* ---------- About ---------- */
.about {
  background: var(--navy-800);
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
}

.about-text p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.8;
}

.about-text strong {
  color: var(--text-primary);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.stat-item {
  text-align: center;
  padding: 24px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: var(--transition);
}

.stat-item:hover {
  border-color: var(--sky-400);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(100, 181, 246, 0.1);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--sky-400);
  display: inline;
}

.stat-plus {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--sky-400);
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---------- Competencies ---------- */
.competencies {
  background: var(--navy-900);
}

.competencies-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.competency-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 28px 24px;
  text-align: center;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.competency-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--sky-400), transparent);
  opacity: 0;
  transition: var(--transition);
}

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

.competency-card:hover {
  border-color: rgba(100, 181, 246, 0.3);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(100, 181, 246, 0.08);
}

.card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(100, 181, 246, 0.12), rgba(100, 181, 246, 0.05));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--sky-400);
  transition: var(--transition);
}

.competency-card:hover .card-icon {
  background: linear-gradient(135deg, rgba(100, 181, 246, 0.2), rgba(100, 181, 246, 0.08));
  transform: scale(1.1);
}

.competency-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.competency-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- Experience / Timeline ---------- */
.experience {
  background: var(--navy-800);
}

.timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--sky-400), rgba(100, 181, 246, 0.1));
}

.timeline-item {
  position: relative;
  padding-left: 64px;
  padding-bottom: 48px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: 16px;
  top: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--navy-900);
  border: 3px solid var(--sky-400);
  z-index: 1;
}

.timeline-dot::after {
  content: '';
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--sky-400);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.timeline-content {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 24px 28px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: var(--transition);
}

.timeline-content:hover {
  border-color: rgba(100, 181, 246, 0.25);
  transform: translateX(4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.timeline-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}

.timeline-header h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
}

.timeline-date {
  font-size: 0.8rem;
  color: var(--sky-400);
  font-weight: 500;
  white-space: nowrap;
  background: rgba(100, 181, 246, 0.1);
  padding: 4px 12px;
  border-radius: 20px;
}

.timeline-org {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.timeline-duties {
  list-style: none;
}

.timeline-duties li {
  font-size: 0.875rem;
  color: var(--text-muted);
  padding: 4px 0;
  position: relative;
  padding-left: 20px;
}

.timeline-duties li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--sky-400);
  font-size: 0.75rem;
}

/* ---------- Education & Certifications ---------- */
.education {
  background: var(--navy-900);
}

.edu-cert-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.subsection-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.subsection-title i {
  color: var(--sky-400);
  margin-right: 12px;
}

.edu-card {
  display: flex;
  gap: 20px;
  padding: 16px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  margin-bottom: 12px;
  transition: var(--transition);
  align-items: center;
}

.edu-card:hover {
  border-color: rgba(100, 181, 246, 0.25);
  transform: translateX(4px);
}

.edu-year {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--sky-400);
  background: rgba(100, 181, 246, 0.1);
  padding: 4px 14px;
  border-radius: 8px;
  white-space: nowrap;
  min-width: 60px;
  text-align: center;
}

.edu-detail h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.edu-detail p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.cert-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}

.cert-chip {
  background: linear-gradient(135deg, rgba(100, 181, 246, 0.1), rgba(100, 181, 246, 0.05));
  border: 1px solid rgba(100, 181, 246, 0.2);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--sky-300);
  transition: var(--transition);
  cursor: default;
}

.cert-chip:hover {
  background: rgba(100, 181, 246, 0.15);
  border-color: var(--sky-400);
  transform: translateY(-2px);
}

/* ---------- Technical Skills ---------- */
.skills-section {
  margin-bottom: 36px;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tag {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 6px 16px;
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.skill-tag:hover {
  border-color: rgba(100, 181, 246, 0.3);
  color: var(--sky-300);
}

/* ---------- Languages ---------- */
.language-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.language-item {
  display: grid;
  grid-template-columns: 80px 1fr 80px;
  gap: 16px;
  align-items: center;
}

.lang-name {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

.lang-bar {
  height: 6px;
  background: var(--navy-500);
  border-radius: 3px;
  overflow: hidden;
}

.lang-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 1.5s ease-out;
}

.lang-fill.native {
  background: linear-gradient(90deg, var(--sky-400), var(--sky-500));
}

.lang-fill.professional {
  background: linear-gradient(90deg, var(--sky-300), var(--sky-400));
}

.lang-level {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: right;
}

/* ---------- Strengths ---------- */
.strengths {
  background: var(--navy-800);
}

.strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.strength-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.strength-item:hover {
  border-color: rgba(100, 181, 246, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(100, 181, 246, 0.08);
}

.strength-item i {
  font-size: 1.75rem;
  color: var(--sky-400);
  margin-bottom: 16px;
}

.strength-item p {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- Booking Section ---------- */
.booking {
  background: var(--navy-800);
}

.booking-intro {
  text-align: center;
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.booking-form-wrapper {
  max-width: 600px;
  margin: 0 auto;
}

.booking-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.booking-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.booking-form input,
.booking-form select,
.booking-form textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-primary);
  transition: var(--transition);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.booking-form select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2364B5F6' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
  cursor: pointer;
}

.booking-form select option {
  background: var(--navy-700);
  color: var(--text-primary);
}

.booking-form input::placeholder,
.booking-form select:invalid,
.booking-form textarea::placeholder {
  color: var(--text-muted);
}

.booking-form input:focus,
.booking-form select:focus,
.booking-form textarea:focus {
  border-color: var(--sky-400);
  box-shadow: 0 0 0 3px rgba(100, 181, 246, 0.1);
}

.booking-form textarea {
  resize: vertical;
  min-height: 100px;
}

.booking-form-footer {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}

.booking-form-footer .btn {
  width: 100%;
  gap: 10px;
  padding: 16px 32px;
  font-size: 1rem;
}

.booking-form .form-note {
  text-align: left;
  margin-top: 0;
}

.booking-alternatives {
  text-align: center;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--glass-border);
}

.booking-alternatives p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.booking-quick-links {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.booking-quick-links .btn {
  gap: 8px;
}

.btn-whatsapp {
  border-color: #25D366 !important;
  color: #25D366 !important;
}

.btn-whatsapp:hover {
  background: rgba(37, 211, 102, 0.12) !important;
}

/* ---------- Contact ---------- */
.contact {
  background: var(--navy-900);
}

.contact-intro {
  text-align: center;
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto 40px;
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 700px;
  margin: 0 auto 40px;
}

.contact-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.contact-card:hover {
  border-color: var(--sky-400);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(100, 181, 246, 0.1);
}

.contact-card i {
  font-size: 1.75rem;
  color: var(--sky-400);
  margin-bottom: 10px;
}

.contact-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.contact-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  word-break: break-all;
}

.contact-card-whatsapp:hover {
  border-color: #25D366 !important;
  box-shadow: 0 12px 40px rgba(37, 211, 102, 0.12) !important;
}

.contact-card-whatsapp:hover i {
  color: #25D366 !important;
}

.contact-form-wrapper {
  max-width: 500px;
  margin: 0 auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-primary);
  transition: var(--transition);
  outline: none;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--text-muted);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--sky-400);
  box-shadow: 0 0 0 3px rgba(100, 181, 246, 0.1);
}

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

.contact-form .btn {
  align-self: flex-start;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--navy-800);
  border-top: 1px solid var(--glass-border);
  padding: 40px 0;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-content p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  transition: var(--transition);
  font-size: 1rem;
}

.footer-links a:hover {
  border-color: var(--sky-400);
  color: var(--sky-400);
  transform: translateY(-3px);
}

/* ---------- Floating WhatsApp Button ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 32px;
  left: 32px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition);
  animation: whatsapp-pulse 2s ease-in-out infinite;
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.55);
  color: #fff;
}

@keyframes whatsapp-pulse {
  0%, 100% { box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 6px 32px rgba(37, 211, 102, 0.65); }
}

/* ---------- Back to Top ---------- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--sky-400);
  color: var(--navy-900);
  border: none;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 998;
  box-shadow: 0 4px 20px rgba(100, 181, 246, 0.3);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--sky-300);
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(100, 181, 246, 0.4);
}

/* ---------- Reveal Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive: Tablet ---------- */
@media (max-width: 1024px) {
  .competencies-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .hero-name {
    font-size: 3.25rem;
  }

  .contact-cards {
    grid-template-columns: repeat(2, 1fr);
    max-width: 500px;
  }

  .hero-content {
    gap: 40px;
  }

  .profile-img-wrapper {
    width: 180px;
    height: 180px;
  }

  .initials {
    font-size: 3.5rem;
  }
}

/* ---------- Responsive: Mobile ---------- */
@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
  }

  .section {
    padding: 72px 0;
  }

  .section-title {
    font-size: 2rem;
  }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(10, 25, 47, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 24px 32px;
    gap: 20px;
    transform: translateY(-100%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  }

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

  .hamburger {
    display: flex;
  }

  .hero-content {
    flex-direction: column;
    text-align: center;
    gap: 32px;
  }

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

  .hero-title {
    font-size: 1rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
    margin-left: auto;
    margin-right: auto;
  }

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

  .profile-img-wrapper {
    width: 160px;
    height: 160px;
  }

  .initials {
    font-size: 3rem;
  }

  .about-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .stat-number,
  .stat-plus {
    font-size: 2rem;
  }

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

  .edu-cert-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .timeline-header {
    flex-direction: column;
    gap: 8px;
  }

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

  .booking-form-footer .btn {
    padding: 14px 24px;
    font-size: 0.9rem;
  }

  .contact-cards {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .language-item {
    grid-template-columns: 60px 1fr 60px;
    gap: 12px;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .whatsapp-float {
    bottom: 80px;
    left: 20px;
    width: 48px;
    height: 48px;
    font-size: 1.35rem;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size: 2rem;
  }

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

  .section-title {
    font-size: 1.75rem;
  }

  .profile-img-wrapper {
    width: 140px;
    height: 140px;
  }

  .initials {
    font-size: 2.5rem;
  }
}