*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: radial-gradient(circle at top left, #101827, #020617 45%, #000);
  color: #e5e7eb;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.page {
  min-height: 100vh;
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 2.5rem;
}

/* Navigation */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  margin-bottom: 1.75rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(148, 163, 184, 0.3);
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 4px 12px rgba(56, 189, 248, 0.3);
}

.nav-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: #e5e7eb;
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
}

.nav-link {
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  color: #cbd5f5;
  transition: all 0.2s ease;
  position: relative;
}

.nav-link:hover {
  background: rgba(56, 189, 248, 0.1);
  color: #38bdf8;
}

.nav-link.active {
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  color: #0b1120;
  font-weight: 500;
}

.nav-link.active:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(56, 189, 248, 0.4);
}

.btn-nav {
  padding: 0.4rem 1rem !important;
  background: linear-gradient(135deg, #38bdf8, #0ea5e9) !important;
  color: #0b1120 !important;
  border-radius: 999px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.btn-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(56, 189, 248, 0.4);
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.1fr);
  gap: 2.5rem;
  align-items: center;
  margin-bottom: 3rem;
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #7dd3fc;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  line-height: 1.1;
  margin: 0 0 0.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: linear-gradient(135deg, #38bdf8, #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: 1.1rem;
  font-weight: 500;
  color: #7dd3fc;
  margin: 0 0 0.8rem;
  max-width: 36rem;
}

.hero-subtitle {
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
  color: #cbd5f5;
  max-width: 36rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn.primary {
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  color: #0b1120;
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(56, 189, 248, 0.4);
}

.btn.ghost {
  background: transparent;
  color: #e5e7eb;
  border-color: rgba(148, 163, 184, 0.5);
}

.btn.ghost:hover {
  background: rgba(56, 189, 248, 0.1);
  border-color: #38bdf8;
  color: #38bdf8;
}

.btn.full-width {
  width: 100%;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  font-size: 0.75rem;
}

.meta-label {
  display: block;
  color: #9ca3af;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.meta-value {
  color: #e5e7eb;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.pulse {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.dot {
  width: 0.5rem;
  height: 0.5rem;
  background: #10b981;
  border-radius: 50%;
  display: inline-block;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.hero-photo-card {
  position: relative;
  background: radial-gradient(circle at top, #1d283a, #020617 55%);
  border-radius: 1.75rem;
  padding: 1.25rem;
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: 0 28px 80px rgba(15, 23, 42, 0.8);
  transition: all 0.3s ease;
}

.hero-photo-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 40px 100px rgba(56, 189, 248, 0.2);
}

.photo-wrapper {
  border-radius: 1.25rem;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.35);
  position: relative;
}

.hero-photo {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.photo-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.1) 0%, transparent 100%);
  border-radius: 1.25rem;
  pointer-events: none;
}

.photo-caption {
  margin-top: 0.9rem;
}

.photo-name {
  margin: 0;
  font-weight: 700;
  font-size: 0.95rem;
}

.photo-role {
  margin: 0.15rem 0 0.6rem;
  font-size: 0.85rem;
  color: #9ca3af;
}

.photo-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.photo-tags span {
  font-size: 0.7rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(148, 163, 184, 0.45);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* Sections */
.section {
  margin-bottom: 3rem;
}

.section-header {
  margin-bottom: 1.4rem;
}

/* Section Titles – Same Gradient as Last Name */
.section-header h2 {
  background: linear-gradient(135deg, #38bdf8, #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  margin: 0;
  font-size: 0.95rem;
  color: #cbd5f5;
  max-width: 34rem;
}

.section-grid {
  display: grid;
  gap: 1.2rem;
}

.section-grid.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.section-grid.three-col {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: rgba(15, 23, 42, 0.9);
  border-radius: 1.1rem;
  padding: 1.2rem 1.2rem 1.1rem;
  border: 1px solid rgba(31, 41, 55, 0.9);
  transition: all 0.2s ease;
}

.card:hover {
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.1);
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.card p {
  margin: 0 0 0.6rem;
  font-size: 0.9rem;
  color: #e5e7eb;
}

.list {
  margin: 0;
  padding-left: 1.1rem;
  font-size: 0.88rem;
  color: #d1d5db;
}

.list li + li {
  margin-top: 0.35rem;
}

.tag-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.tag-list li {
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(55, 65, 81, 0.9);
  font-size: 0.78rem;
}

/* Skills Showcase */
.skills-showcase {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.skill-category {
  background: rgba(15, 23, 42, 0.9);
  border-radius: 1.1rem;
  padding: 1.2rem;
  border: 1px solid rgba(31, 41, 55, 0.9);
  transition: all 0.2s ease;
}

.skill-category:hover {
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.1);
}

.skill-category h3 {
  margin: 0 0 0.8rem;
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #7dd3fc;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.skill-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.15), rgba(6, 182, 212, 0.1));
  border: 1px solid rgba(56, 189, 248, 0.4);
  font-size: 0.85rem;
  font-weight: 500;
  color: #7dd3fc;
  transition: all 0.2s ease;
  cursor: default;
}

.skill-tag:hover {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.25), rgba(6, 182, 212, 0.2));
  border-color: #38bdf8;
  transform: translateY(-2px);
}

/* Experience timeline */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 2fr);
  gap: 1.2rem;
  padding: 1.15rem 1.1rem 1.1rem;
  border-radius: 1.1rem;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(31, 41, 55, 0.9);
  transition: all 0.2s ease;
}

.timeline-item:hover {
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.1);
}

.timeline-role {
  display: block;
  font-weight: 600;
  margin-bottom: 0.15rem;
  color: #7dd3fc;
}

.timeline-company {
  display: block;
  font-size: 0.9rem;
  color: #9ca3af;
  margin-bottom: 0.4rem;
}

.timeline-dates {
  font-size: 0.8rem;
  color: #9ca3af;
}

.timeline-body p {
  font-size: 0.9rem;
  color: #e5e7eb;
}

.timeline-stack {
  font-size: 0.8rem;
  color: #9ca3af;
  margin-top: 0.5rem;
}

.certificate-preview {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(56, 189, 248, 0.2);
  display: flex;
  justify-content: center;
}

.cert-thumb {
  max-width: 600px;
  width: 100%;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(56, 189, 248, 0.3);
  transition: all 0.3s ease;
}

.cert-thumb img {
  width: 100%;
  height: auto;              
  display: block;
  object-fit: contain;       
}

.certificate-preview:hover .cert-thumb {
  border-color: rgba(56, 189, 248, 0.6);
  box-shadow: 0 10px 30px rgba(56, 189, 248, 0.15);
}


.cert-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: #7dd3fc;
  text-align: center;
  margin: 0.5rem 0 0 0;
}

/* Projects */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.2rem;
}

.project-card {
  background: rgba(15, 23, 42, 0.9);
  border-radius: 1.1rem;
  padding: 1.3rem;
  border: 1px solid rgba(31, 41, 55, 0.9);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #38bdf8, #0ea5e9);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.project-card:hover {
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: 0 8px 24px rgba(56, 189, 248, 0.15);
  transform: translateY(-4px);
}

.project-card:hover::before {
  transform: scaleX(1);
}

.project-badge {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #7dd3fc;
  padding: 0.25rem 0.6rem;
  background: rgba(56, 189, 248, 0.1);
  border-radius: 999px;
  margin-bottom: 0.6rem;
  width: fit-content;
  font-weight: 600;
}

.project-card h3 {
  margin: 0 0 0.3rem;
  font-size: 1.15rem;
  font-weight: 700;
}

.project-subtitle {
  margin: 0 0 0.6rem;
  font-size: 0.85rem;
  color: #9ca3af;
  font-weight: 500;
}

.project-card p {
  margin: 0 0 0.8rem;
  font-size: 0.9rem;
  color: #cbd5f5;
  line-height: 1.5;
  flex-grow: 1;
}

.project-highlights {
  list-style: none;
  margin: 0 0 0.8rem;
  padding: 0;
  font-size: 0.85rem;
}

.project-highlights li {
  padding: 0.25rem 0 0.25rem 1.2rem;
  position: relative;
  color: #cbd5f5;
}

.project-highlights li:before {
  content: '▸';
  position: absolute;
  left: 0;
  color: #38bdf8;
  font-weight: bold;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid rgba(31, 41, 55, 0.9);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: #7dd3fc;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.2s ease;
}

.project-link:hover {
  gap: 0.6rem;
  color: #38bdf8;
}

.project-date {
  font-size: 0.75rem;
  color: #9ca3af;
}

/* Stats Section */
.stats-section {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.2rem;
  margin-bottom: 3rem;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.05), rgba(6, 182, 212, 0.05));
  border-radius: 1.5rem;
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.stat-card {
  text-align: center;
  padding: 1.5rem;
  background: rgba(15, 23, 42, 0.8);
  border-radius: 1rem;
  border: 1px solid rgba(56, 189, 248, 0.2);
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: #38bdf8;
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.2);
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, #38bdf8, #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.85rem;
  color: #9ca3af;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* Contact */
.contact-container {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.4fr);
  gap: 1.5rem;
}

.contact-info {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.contact-card {
  background: rgba(15, 23, 42, 0.9);
  border-radius: 1.1rem;
  padding: 1.3rem;
  border: 1px solid rgba(31, 41, 55, 0.9);
  text-align: center;
  transition: all 0.3s ease;
}

.contact-card:hover {
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: 0 8px 24px rgba(56, 189, 248, 0.15);
  transform: translateY(-4px);
}

.contact-icon {
  font-size: 2rem;
  color: #7dd3fc;
  margin-bottom: 0.5rem;
  transition: all 0.3s ease;
}

.contact-card:hover .contact-icon {
  color: #38bdf8;
  transform: scale(1.1);
}

.contact-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

.contact-link {
  font-size: 0.9rem;
  color: #cbd5f5;
  transition: color 0.2s ease;
}

.contact-link:hover {
  color: #38bdf8;
}

.contact-form {
  background: rgba(15, 23, 42, 0.9);
  border-radius: 1.1rem;
  padding: 1.3rem;
  border: 1px solid rgba(31, 41, 55, 0.9);
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.contact-form h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.field label {
  font-size: 0.78rem;
  color: #cbd5f5;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.field input,
.field textarea {
  background: #020617;
  border-radius: 0.7rem;
  border: 1px solid rgba(51, 65, 85, 0.95);
  padding: 0.7rem 0.8rem;
  color: #e5e7eb;
  font-size: 0.88rem;
  outline: none;
  font-family: inherit;
  transition: all 0.2s ease;
}

.field input:focus,
.field textarea:focus {
  border-color: #38bdf8;
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2);
  background: rgba(2, 6, 23, 0.8);
}

.field textarea {
  resize: vertical;
}

/* Footer */
.footer {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(31, 41, 55, 0.9);
  font-size: 0.8rem;
  color: #9ca3af;
  text-align: center;
}

/* Responsive */
@media (max-width: 900px) {
  .nav {
    padding-inline: 0.9rem;
  }

  .nav-links {
    display: none;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-photo-card {
    order: -1;
  }

  .hero-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-grid.two-col {
    grid-template-columns: minmax(0, 1fr);
  }

  .section-grid.three-col {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .timeline-item {
    grid-template-columns: minmax(0, 1fr);
  }

  .contact-container {
    grid-template-columns: minmax(0, 1fr);
  }

  .stats-section {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 640px) {
  .page {
    padding-inline: 1rem;
  }

  .hero-meta {
    grid-template-columns: minmax(0, 1fr);
  }

  .section-grid.three-col {
    grid-template-columns: minmax(0, 1fr);
  }

  .timeline-item {
    padding: 0.95rem 0.9rem 0.9rem;
  }

  .stats-section {
    grid-template-columns: 1fr;
    padding: 1.5rem;
  }

  .hero-title {
    font-size: clamp(1.8rem, 2.5vw, 2.2rem);
  }

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

  .section-header h2 {
    font-size: 1.4rem;
  }

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

  .project-filters {
    flex-wrap: wrap;
  }
}

/* Animated Background */
@keyframes float {
  0%, 100% {
    transform: translateY(0px) translateX(0px);
  }
  50% {
    transform: translateY(-20px) translateX(10px);
  }
}

@keyframes float-slow {
  0%, 100% {
    transform: translateY(0px) translateX(0px);
  }
  50% {
    transform: translateY(10px) translateX(-15px);
  }
}

body::before {
  content: '';
  position: fixed;
  top: 10%;
  left: 5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.03), transparent 70%);
  border-radius: 50%;
  animation: float 20s infinite ease-in-out;
  pointer-events: none;
  z-index: 1;
}

body::after {
  content: '';
  position: fixed;
  bottom: 10%;
  right: 5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.03), transparent 70%);
  border-radius: 50%;
  animation: float-slow 25s infinite ease-in-out;
  pointer-events: none;
  z-index: 1;
}

.page {
  position: relative;
  z-index: 2;
}

/* Project Filters */
.project-filters {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.filter-btn {
  padding: 0.6rem 1.2rem;
  border: 1px solid rgba(56, 189, 248, 0.3);
  background: rgba(56, 189, 248, 0.05);
  color: #cbd5f5;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  background: rgba(56, 189, 248, 0.15);
  border-color: rgba(56, 189, 248, 0.6);
  color: #7dd3fc;
}

.filter-btn.active {
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  border-color: #0ea5e9;
  color: #0b1120;
  font-weight: 600;
}

.project-card {
  opacity: 1;
  transition: opacity 0.3s ease;
}

.project-card.show {
  animation: fadeInUp 0.3s ease forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Testimonials Section */
.testimonials-section {
  margin: 4rem 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  padding: 1.75rem;
  border-radius: 12px;
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(56, 189, 248, 0.2);
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  background: rgba(30, 41, 59, 0.7);
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(56, 189, 248, 0.15);
}

.testimonial-stars {
  display: flex;
  gap: 0.25rem;
}

.testimonial-stars i {
  color: #fbbf24;
  font-size: 0.9rem;
}

.testimonial-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #cbd5f5;
  margin: 0;
  flex-grow: 1;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(56, 189, 248, 0.15);
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #38bdf8, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: #0b1120;
  flex-shrink: 0;
}

.author-name {
  margin: 0;
  font-weight: 600;
  color: #e5e7eb;
  font-size: 0.9rem;
}

.author-title {
  margin: 0.2rem 0 0;
  color: #9ca3af;
  font-size: 0.8rem;
}

/* Achievements Banner */
.achievements-banner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  padding: 2rem;
  margin: 3rem 0;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.08), rgba(6, 182, 212, 0.08));
  border: 1px solid rgba(56, 189, 248, 0.2);
  backdrop-filter: blur(8px);
}

.achievement-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.achievement-icon {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #0b1120;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(56, 189, 248, 0.2);
}

.achievement-content {
  flex: 1;
}

.achievement-stat {
  font-size: 1.1rem;
  font-weight: 600;
  color: #e5e7eb;
  margin-bottom: 0.25rem;
}

.achievement-desc {
  font-size: 0.85rem;
  color: #9ca3af;
}

/* Certifications Section */
.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  justify-items: center;
}

.certification-card {
  width: 100%;
  max-width: 260px;
  padding: 1.5rem;
  border-radius: 12px;
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(56, 189, 248, 0.2);
  backdrop-filter: blur(8px);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.certification-card:hover {
  background: rgba(30, 41, 59, 0.7);
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(56, 189, 248, 0.15);
}

.cert-icon {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: #fff;
}

.cert-icon.ai {
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
}

.cert-icon.data {
  background: linear-gradient(135deg, #8b5cf6, #d946ef);
}

.cert-icon.backend {
  background: linear-gradient(135deg, #10b981, #059669);
}

.cert-icon.cloud {
  background: linear-gradient(135deg, #f59e0b, #d97706);
}

.certification-card h3 {
  margin: 0;
  color: #e5e7eb;
  font-size: 1.05rem;
}

.cert-issuer {
  margin: 0;
  font-size: 0.85rem;
  color: #7dd3fc;
  font-weight: 500;
}

.cert-desc {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  color: #cbd5f5;
  line-height: 1.5;
}

.cert-meta {
  display: flex;
  gap: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(56, 189, 248, 0.15);
  margin-top: auto;
}

.cert-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  background: rgba(56, 189, 248, 0.1);
  color: #7dd3fc;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cert-year {
  font-size: 0.85rem;
  color: #9ca3af;
  margin-left: auto;
}

/* Skill Proficiency */
.proficiency-dots {
  display: inline-block;
  margin-left: 0.5rem;
  font-size: 0.65rem;
  opacity: 0.7;
  transition: opacity 0.2s ease;
}

.skill-tag {
  position: relative;
}

.skill-tag:hover .proficiency-dots {
  opacity: 1;
  color: #06b6d4;
}

/* Tech Stack Visualization */
#tech-stacks {
  margin: 4rem 0;
}

.tech-stacks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
  justify-items: center;
}

.tech-stack-group {
  width: 100%;
  max-width: 280px;
  padding: 1.75rem;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.6), rgba(15, 23, 42, 0.5));
  border: 1px solid rgba(56, 189, 248, 0.2);
  backdrop-filter: blur(8px);
  transition: all 0.3s ease;
}

.tech-stack-group:hover {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.7));
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(56, 189, 248, 0.1);
}

.stack-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.stack-header i {
  font-size: 1.5rem;
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stack-header h3 {
  margin: 0;
  color: #e5e7eb;
  font-size: 1rem;
  font-weight: 600;
}

.stack-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
  align-items: center;
}

.stack-tool {
  padding: 0.5rem 0.9rem;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: 6px;
  font-size: 0.85rem;
  color: #7dd3fc;
  font-weight: 500;
  transition: all 0.2s ease;
}

.stack-tool:hover {
  background: rgba(56, 189, 248, 0.2);
  border-color: rgba(56, 189, 248, 0.6);
  color: #38bdf8;
}

.stack-connector {
  color: #64748b;
  font-weight: 300;
  opacity: 0.6;
}

.stack-description {
  margin: 0;
  font-size: 0.9rem;
  color: #cbd5f5;
  line-height: 1.5;
  font-style: italic;
}

/* Certificate Images Section */
.certificates-images-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.certificate-image-card {
  border-radius: 12px;
  overflow: hidden;
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(56, 189, 248, 0.2);
  backdrop-filter: blur(8px);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
}

.certificate-image-card:hover {
  background: rgba(30, 41, 59, 0.7);
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(56, 189, 248, 0.15);
}

.cert-image-placeholder {
  width: 100%;
  aspect-ratio: 3 / 4;
  background: rgba(15, 23, 42, 0.8);
  border: 2px dashed rgba(56, 189, 248, 0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: rgba(56, 189, 248, 0.5);
  transition: all 0.3s ease;
}

.certificate-image-card:hover .cert-image-placeholder {
  border-color: rgba(56, 189, 248, 0.6);
  color: rgba(56, 189, 248, 0.8);
  background: rgba(15, 23, 42, 0.9);
}

.cert-name {
  font-size: 0.95rem;
  font-weight: 500;
  color: #e5e7eb;
  text-align: center;
  margin: 0;
}

@media (max-width: 900px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .tech-stacks-grid {
    grid-template-columns: 1fr;
  }
}