/* ============================================================
   TEJASKUMAR PATEL — PORTFOLIO STYLESHEET
   ✏️ UPDATE: Modify CSS variables below to change colors/fonts
   ============================================================ */

/* ---- GOOGLE PRODUCT SANS FALLBACK ---- */
/* Product Sans isn't on Google Fonts CDN (it's proprietary).
   Nunito is the closest open-source match in terms of
   rounded geometry and weight. If you have Product Sans
   licensed, add @font-face here and update --font-primary. */

/* ---- CSS VARIABLES ---- */
:root {
  /* ✏️ UPDATE: Accent color — currently Electric Blue */
  --accent: #2979FF;
  --accent-light: #448AFF;
  --accent-glow: rgba(41, 121, 255, 0.25);
  --accent-subtle: rgba(41, 121, 255, 0.08);

  /* Fonts */
  --font-primary: 'Nunito', 'Google Sans', 'Product Sans', sans-serif;
  --font-body: 'Nunito Sans', 'Nunito', sans-serif;

  /* Spacing */
  --banner-height: 0px;
  --nav-height: calc(68px + var(--banner-height));
  --section-pad: 100px;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- DARK THEME (default) ---- */
[data-theme="dark"] {
  --bg: #0A0E1A;
  --bg-alt: #0F1525;
  --bg-card: #131929;
  --bg-card-hover: #1a2235;
  --border: rgba(255, 255, 255, 0.07);
  --border-hover: rgba(41, 121, 255, 0.4);
  --text-primary: #F0F4FF;
  --text-secondary: #8A9BBF;
  --text-muted: #4A5A7A;
  --shadow: rgba(0, 0, 0, 0.4);
  --shadow-accent: rgba(41, 121, 255, 0.15);
  --nav-bg: rgba(10, 14, 26, 0.85);
}

/* ---- LIGHT THEME ---- */
[data-theme="light"] {
  --bg: #F5F7FF;
  --bg-alt: #ECEFFE;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F0F4FF;
  --border: rgba(0, 0, 0, 0.07);
  --border-hover: rgba(41, 121, 255, 0.4);
  --text-primary: #0D1533;
  --text-secondary: #455580;
  --text-muted: #8A9BBF;
  --shadow: rgba(0, 0, 0, 0.08);
  --shadow-accent: rgba(41, 121, 255, 0.12);
  --nav-bg: rgba(245, 247, 255, 0.88);
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.7;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 10px; }

/* ============================================================
   NAVBAR
   ============================================================ */
/*.construction-banner {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--banner-height);
  background: #FFC107;
  color: #1A1A1A;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 800;
  gap: 8px;
  padding: 0 16px;
}

.construction-banner span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}*/

.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--banner-height) 32px 0;
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 4px 30px var(--shadow);
}

.nav-brand .brand-text {
  font-family: var(--font-primary);
  font-size: 1.4rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  font-family: var(--font-primary);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-xs);
  transition: all var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent);
  background: var(--accent-subtle);
}

.nav-actions { display: flex; align-items: center; gap: 12px; }

.theme-toggle {
  width: 38px; height: 38px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.95rem;
  transition: all var(--transition);
}
.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 16px var(--accent-glow);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================================
   HERO / ABOUT
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--nav-height) 32px 60px;
  position: relative;
  overflow: hidden;
}

/* Background blobs */
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
  animation: blobFloat 8s ease-in-out infinite;
}
.blob-1 {
  width: 500px; height: 500px;
  background: var(--accent);
  top: -100px; left: -100px;
  animation-delay: 0s;
}
.blob-2 {
  width: 400px; height: 400px;
  background: #7C4DFF;
  bottom: -80px; right: -80px;
  animation-delay: -4s;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse at center, transparent 30%, black 100%);
}

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

.hero-content {
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 80px;
  position: relative;
  z-index: 1;
}

/* Avatar */
.hero-avatar {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  position: relative;
}

.avatar-placeholder {
  width: 200px; height: 200px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #7C4DFF);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-primary);
  font-size: 3rem;
  font-weight: 900;
  color: white;
  position: relative;
  z-index: 1;
  box-shadow: 0 20px 60px var(--shadow-accent);
}

/* If using actual photo: */
.avatar-photo {
  width: 200px; height: 200px;
  border-radius: 50%;
  object-fit: cover;
  position: relative;
  z-index: 1;
  box-shadow: 0 20px 60px var(--shadow-accent);
}

.avatar-ring {
  position: absolute;
  top: -10px; left: 50%;
  transform: translateX(-50%);
  width: 220px; height: 220px;
  border-radius: 50%;
  border: 2px dashed var(--accent);
  opacity: 0.4;
  animation: ringRotate 20s linear infinite;
}

@keyframes ringRotate {
  from { transform: translateX(-50%) rotate(0deg); }
  to { transform: translateX(-50%) rotate(360deg); }
}

.avatar-status {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
}

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #00E676;
  box-shadow: 0 0 8px #00E676;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

/* Hero Text */
.hero-text { flex: 1; }

.hero-greeting {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}

.hero-name {
  font-family: var(--font-primary);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--text-primary) 60%, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title {
  font-family: var(--font-primary);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.title-prefix { color: var(--text-secondary); }

.typing-text {
  color: var(--accent);
  min-width: 2px;
}

.cursor {
  color: var(--accent);
  animation: blink 1s step-end infinite;
  font-weight: 300;
}

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

.hero-bio {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 32px;
  line-height: 1.8;
}

.hero-bio strong { color: var(--text-primary); font-weight: 700; }

/* CTA Buttons */
.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 100px;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 700;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: white;
  box-shadow: 0 8px 24px var(--shadow-accent);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px var(--accent-glow);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--shadow);
}

.btn.full-width { width: 100%; justify-content: center; }

/* Social Icons */
.hero-socials {
  display: flex;
  gap: 12px;
}

.social-icon {
  width: 42px; height: 42px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 1rem;
  transition: all var(--transition);
}
.social-icon:hover {
  color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px var(--shadow-accent);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  animation: fadeInUp 1s 1.5s both;
}

.scroll-mouse {
  width: 24px; height: 36px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-wheel {
  width: 3px; height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(12px); opacity: 0; }
}

/* ============================================================
   SECTIONS — SHARED STYLES
   ============================================================ */
.section {
  padding: var(--section-pad) 32px;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  background: var(--accent-subtle);
  border: 1px solid var(--accent-glow);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-primary);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 900;
  letter-spacing: -1px;
  color: var(--text-primary);
}

/* ============================================================
   INTERESTS GRID
   ============================================================ */
.interests-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.interest-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.interest-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-subtle), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.interest-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px var(--shadow-accent);
}

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

.interest-icon {
  width: 52px; height: 52px;
  background: var(--accent-subtle);
  border: 1px solid var(--accent-glow);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 20px;
  transition: all var(--transition);
  position: relative;
}

.interest-card:hover .interest-icon {
  background: var(--accent);
  color: white;
  box-shadow: 0 8px 20px var(--accent-glow);
}

.interest-card h3 {
  font-family: var(--font-primary);
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.interest-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================================
   TIMELINE (Education + Experience)
   ============================================================ */
.timeline {
  position: relative;
  padding-left: 32px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 32px;
}

.timeline-dot {
  position: absolute;
  left: -39px; top: 28px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg);
  box-shadow: 0 0 12px var(--accent-glow);
  z-index: 1;
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  transition: all var(--transition);
}

.timeline-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 12px 32px var(--shadow-accent);
  transform: translateX(4px);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.timeline-title {
  font-family: var(--font-primary);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.timeline-subtitle {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
}

.timeline-badge {
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 100px;
  white-space: nowrap;
}

.timeline-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
  white-space: pre-line;
}

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

/* ============================================================
   TAGS (shared)
   ============================================================ */
.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-subtle);
  border: 1px solid var(--accent-glow);
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: 0.3px;
}

/* ============================================================
   CERTIFICATIONS
   ============================================================ */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: all var(--transition);
}

.cert-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px var(--shadow-accent);
}

.cert-logo {
  width: 52px; height: 52px;
  flex-shrink: 0;
  background: var(--accent-subtle);
  border: 1px solid var(--accent-glow);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  color: var(--accent);
}

.cert-info { flex: 1; }

.cert-info h3 {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.cert-issuer {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 2px;
}

.cert-date {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

.cert-link {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
  flex-shrink: 0;
  transition: all var(--transition);
}

.cert-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 4px 16px var(--accent-glow);
}

/* ============================================================
   PROJECTS
   ============================================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

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

.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: 0 20px 48px var(--shadow-accent);
}

.project-card.featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
}

.project-image {
  position: relative;
  background: linear-gradient(135deg, var(--accent-subtle), var(--bg-alt));
  min-height: 180px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}

.project-img-placeholder {
  font-size: 4rem;
  color: var(--accent);
  opacity: 0.4;
}

.project-card.featured .project-image {
  min-height: 100%;
}

.project-badge {
  position: absolute;
  top: 16px; left: 16px;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: white;
  background: var(--accent);
  padding: 4px 10px;
  border-radius: 100px;
}

.project-content {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.project-content h3 {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
}

.project-content p {
  font-size: 0.87rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}

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

.project-links {
  display: flex;
  gap: 12px;
  margin-top: 4px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: 100px;
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.project-link:hover,
.project-link.primary {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-subtle);
}

/* ============================================================
   SKILLS
   ============================================================ */
.skills-container {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.skill-group-title {
  font-family: var(--font-primary);
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.skill-group-title i {
  color: var(--accent);
  font-size: 1rem;
}

.skill-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: 100px;
  border: 1px solid transparent;
  transition: all var(--transition);
  cursor: default;
}

.skill-pill.expert {
  background: linear-gradient(135deg, rgba(80, 255, 41, 0.25), rgba(107, 255, 58, 0.246));
  border-color: rgba(80, 255, 41, 0.376);
  color: #008a0b;
}

.skill-pill.advanced {
  background: linear-gradient(135deg, rgba(41,121,255,0.15), rgba(68,138,255,0.08));
  border-color: rgba(41,121,255,0.3);
  color: var(--accent-light);
}

.skill-pill.advanced-- {
  background: var(--bg-card);
  border-color: var(--border);
  color: var(--text-secondary);
}

.skill-pill.intermediate {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.286), rgba(255, 193, 7, 0.359));
  border-color: rgba(255,193,7,0.25);
  color: #ff9d00;
}

.skill-pill:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px var(--shadow);
}

.skill-pill.mini {
  font-size: 0.75rem;
  padding: 4px 12px;
}

.skill-legend {
  display: flex;
  gap: 16px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

/* ============================================================
   RESUME
   ============================================================ */
.resume-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}

.resume-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: linear-gradient(to bottom, var(--accent), #7C4DFF);
}

.resume-preview {
  display: flex;
  align-items: center;
  gap: 24px;
}

.resume-icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--accent), #7C4DFF);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  color: white;
  flex-shrink: 0;
  box-shadow: 0 8px 24px var(--shadow-accent);
}

.resume-meta h3 {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.resume-meta p {
  font-size: 0.87rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.resume-updated {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 100px;
}

.resume-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.contact-intro {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
  background: var(--accent-subtle);
  border: 1px solid var(--accent-glow);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  font-size: 1rem;
  transition: all var(--transition);
}

.contact-item:hover .contact-icon {
  background: var(--accent);
  color: white;
  box-shadow: 0 6px 16px var(--accent-glow);
}

.contact-label {
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 3px;
}

.contact-value {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: color var(--transition);
}

a.contact-value:hover { color: var(--accent); }

/* Contact Form */
.contact-form-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-primary);
  transition: all var(--transition);
  resize: none;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: var(--bg-card);
}

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

.form-success {
  text-align: center;
  padding: 40px;
  color: #00E676;
}

.form-success i {
  font-size: 3rem;
  margin-bottom: 16px;
  display: block;
}

.form-success p {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 32px;
  text-align: center;
}

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

.footer strong { color: var(--accent); }

.footer-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ============================================================
   ANIMATIONS — Fade In on Scroll
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

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

/* ============================================================
   SCROLL TO TOP
   ============================================================ */
.scroll-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 8px 24px var(--shadow-accent);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition);
  z-index: 990;
}

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

.scroll-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px var(--accent-glow);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .project-card.featured {
    grid-column: span 1;
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  :root { --section-pad: 70px; }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 24px;
    gap: 8px;
    border-bottom: 1px solid var(--border);
  }

  .nav-links.open { display: flex; }

  .nav-link { font-size: 1rem; padding: 10px 16px; }

  .hamburger { display: flex; }

  .hero-content {
    flex-direction: column;
    text-align: center;
    gap: 40px;
  }

  .hero-bio { margin: 0 auto 32px; }
  .hero-cta { justify-content: center; }
  .hero-socials { justify-content: center; }

  .timeline { padding-left: 20px; }
  .timeline-dot { left: -27px; }
  .timeline-header { flex-direction: column; align-items: flex-start; }

  .resume-card { flex-direction: column; }
  .resume-preview { flex-direction: column; text-align: center; }

  .section { padding: var(--section-pad) 20px; }
  .navbar { padding: var(--banner-height) 20px 0; }
}

@media (max-width: 480px) {
  .interests-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; }
  .resume-actions { flex-direction: column; }

  .scroll-to-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    font-size: 0.95rem;
  }
}