/* ===================================================
   BASE & RESET
   =================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg:          #0d1117;
  --bg-card:     #161b22;
  --bg-card-alt: #1c2128;
  --border:      #30363d;
  --accent:      #58a6ff;
  --accent-glow: rgba(88, 166, 255, 0.15);
  --accent2:     #3fb950;
  --text:        #e6edf3;
  --text-muted:  #8b949e;
  --tag-bg:      #21262d;
  --radius:      8px;
  --radius-lg:   14px;
  --transition:  0.25s ease;
  --max-width:   1100px;
  --nav-height:  60px;
}

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

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
}

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

a:hover { color: #79c0ff; }

ul { list-style: none; }

/* ===================================================
   NAVIGATION
   =================================================== */
#navbar {
  position: fixed;
  top: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(13, 17, 23, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  transition: background var(--transition);
}

.nav-inner {
  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-size: 1.05rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
  line-height: 1.4;
  padding-bottom: 2px;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  gap: 28px;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--text); }

.nav-links a.active { color: var(--text); }

.nav-resume-btn {
  border: 1px solid var(--accent) !important;
  color: var(--accent) !important;
  border-radius: var(--radius);
  padding: 4px 14px !important;
  font-size: 0.85rem !important;
  transition: background var(--transition), color var(--transition) !important;
}

.nav-resume-btn:hover {
  background: var(--accent) !important;
  color: #0d1117 !important;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.4rem;
  cursor: pointer;
}

/* ===================================================
   SECTIONS — SHARED
   =================================================== */
section {
  padding: 90px 24px;
}

section:first-of-type { padding-top: calc(var(--nav-height) + 0px); }

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 40px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.section-title::before {
  content: '// ';
  color: var(--accent);
  font-family: "Courier New", monospace;
}

/* ===================================================
   TAGS (shared)
   =================================================== */
.tag {
  background: var(--tag-bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 0.82rem;
  font-weight: 500;
  transition: all var(--transition);
}

.tag:hover {
  border-color: var(--accent);
  color: var(--text);
}

.tag.tag-sm {
  padding: 3px 9px;
  font-size: 0.75rem;
}

/* ===================================================
   FOOTER
   =================================================== */
footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 24px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ===================================================
   RESPONSIVE — NAV
   =================================================== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    gap: 16px;
  }
  .nav-toggle { display: block; }
}

/* ===================================================
   BOARD PAGE LAYOUT
   =================================================== */
#board-page {
  padding-top: calc(var(--nav-height) + 40px);
  padding-bottom: 60px;
  min-height: 100vh;
}

.board-header {
  max-width: 1400px;
  margin: 0 auto 32px;
  padding: 0 24px;
}

/* ===================================================
   BOARD CONTROLS (search + filter)
   =================================================== */
.board-controls {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 24px;
}

.board-search {
  flex: 1;
  min-width: 200px;
  max-width: 340px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 14px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition);
}

.board-search:focus {
  border-color: var(--accent);
}

.board-search::placeholder {
  color: var(--text-muted);
}

.category-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  background: var(--tag-bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.filter-btn:hover {
  border-color: var(--accent);
  color: var(--text);
}

.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #0d1117;
  font-weight: 600;
}

/* ===================================================
   KANBAN BOARD
   =================================================== */
#kanban-board {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  align-items: start;
}

/* ===================================================
   KANBAN COLUMN
   =================================================== */
.kanban-col {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  min-height: 220px;
  transition: border-color var(--transition);
}

/* Top accent stripe per column */
.kanban-col[data-col="backlog"]     { border-top: 3px solid #30363d; }
.kanban-col[data-col="in-progress"] { border-top: 3px solid var(--accent); }
.kanban-col[data-col="in-review"]   { border-top: 3px solid #e3b341; }
.kanban-col[data-col="done"]        { border-top: 3px solid var(--accent2); }

.col-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.col-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text);
  flex: 1;
}

.col-count {
  background: var(--tag-bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 10px;
  padding: 1px 8px;
  font-size: 0.72rem;
  font-weight: 600;
  min-width: 22px;
  text-align: center;
}

.add-card-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 6px;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 400;
  transition: all var(--transition);
  flex-shrink: 0;
  line-height: 1;
  padding: 0;
}

.add-card-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

/* ===================================================
   CARD LIST (SortableJS target)
   =================================================== */
.card-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 60px;
}

/* Empty drop zone hint */
.card-list:empty::after {
  content: 'Drop cards here';
  display: block;
  text-align: center;
  color: var(--border);
  font-size: 0.78rem;
  padding: 20px 0;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

/* ===================================================
   KANBAN CARD
   =================================================== */
.kanban-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 13px 14px;
  cursor: grab;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  user-select: none;
}

.kanban-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

.kanban-card:active {
  cursor: grabbing;
}

/* SortableJS classes */
.card-ghost {
  opacity: 0.35;
  background: var(--accent-glow);
  border: 1px dashed var(--accent) !important;
}

.card-dragging {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  transform: rotate(1.5deg) scale(1.02);
  cursor: grabbing !important;
  opacity: 0.95;
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  gap: 6px;
}

/* Category badge */
.card-cat-badge {
  font-size: 0.67rem;
  font-weight: 600;
  border-radius: 10px;
  padding: 2px 8px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  white-space: nowrap;
}

.card-cat-badge.cyber {
  color: var(--accent);
  background: rgba(88, 166, 255, 0.1);
  border: 1px solid rgba(88, 166, 255, 0.25);
}

.card-cat-badge.se {
  color: var(--accent2);
  background: rgba(63, 185, 80, 0.1);
  border: 1px solid rgba(63, 185, 80, 0.25);
}

.card-delete {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.72rem;
  padding: 2px 5px;
  border-radius: 4px;
  transition: all var(--transition);
  line-height: 1;
  flex-shrink: 0;
  opacity: 0;
}

.kanban-card:hover .card-delete {
  opacity: 1;
}

.card-delete:hover {
  background: rgba(248, 81, 73, 0.15);
  color: #f85149;
}

.card-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 5px;
  line-height: 1.4;
}

.card-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ===================================================
   ADD CARD MODAL
   =================================================== */
.modal-hidden { display: none !important; }

#modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  width: 100%;
  max-width: 460px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.modal h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.modal h3::before {
  content: '// ';
  color: var(--accent);
  font-family: "Courier New", monospace;
}

.modal-input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 13px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition);
  resize: none;
}

.modal-input:focus {
  border-color: var(--accent);
}

.modal-input::placeholder {
  color: var(--text-muted);
}

.modal-input.input-error {
  border-color: #f85149;
}

textarea.modal-input {
  min-height: 88px;
  resize: vertical;
  line-height: 1.5;
}

.modal-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: -6px;
}

.modal-category {
  display: flex;
  gap: 8px;
}

.cat-btn {
  flex: 1;
  background: var(--tag-bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius);
  padding: 8px 0;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.cat-btn:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

.cat-btn.active[data-cat="cyber"] {
  background: rgba(88, 166, 255, 0.12);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 600;
}

.cat-btn.active[data-cat="se"] {
  background: rgba(63, 185, 80, 0.12);
  border-color: var(--accent2);
  color: var(--accent2);
  font-weight: 600;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  padding-top: 2px;
}

.modal-actions button {
  padding: 9px 22px;
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

#cancel-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

#cancel-btn:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

#submit-btn {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #0d1117;
}

#submit-btn:hover {
  background: #79c0ff;
  border-color: #79c0ff;
  transform: translateY(-1px);
}

/* ===================================================
   RESPONSIVE — BOARD
   =================================================== */
@media (max-width: 1024px) {
  #kanban-board {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  #kanban-board {
    grid-template-columns: 1fr;
  }

  .board-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .board-search {
    max-width: 100%;
  }

  .modal {
    padding: 22px 20px;
  }
}

/* ===================================================
   HERO
   =================================================== */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: radial-gradient(ellipse at 50% 0%, rgba(88, 166, 255, 0.08) 0%, transparent 65%);
  padding-top: var(--nav-height);
}

.hero-content { max-width: 720px; }

.hero-avatar {
  margin: 0 auto 28px;
  width: 140px;
  height: 140px;
}

.hero-avatar-img,
.hero-avatar img {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--accent);
  box-shadow: 0 0 28px rgba(88, 166, 255, 0.3);
  display: block;
}

.hero-avatar-placeholder {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 3px solid var(--accent);
  box-shadow: 0 0 28px rgba(88, 166, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 2px;
}

.hero-greeting {
  color: var(--accent);
  font-family: "Courier New", monospace;
  font-size: 1.35rem;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.hero-name {
  font-size: clamp(2.2rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
  padding-bottom: 4px;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title {
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  color: var(--text-muted);
  margin-bottom: 20px;
  font-weight: 500;
}

.hero-sub {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  line-height: 1.8;
}

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

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #0d1117;
}

.btn-primary:hover {
  background: #79c0ff;
  color: #0d1117;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(88, 166, 255, 0.3);
}

.btn-outline {
  border: 1px solid var(--accent);
  color: var(--accent);
}

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

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.btn-ghost:hover {
  border-color: var(--text-muted);
  color: var(--text);
  transform: translateY(-2px);
}

/* ===================================================
   ABOUT
   =================================================== */
#about { background: var(--bg-card); }

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

.about-text p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

.about-text p:last-child { margin-bottom: 0; }

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

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.highlight-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  transition: border-color var(--transition), transform var(--transition);
}

.highlight-card:hover {
  border-color: var(--accent);
  transform: translateX(4px);
}

.highlight-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.highlight-card div {
  display: flex;
  flex-direction: column;
}

.highlight-card strong {
  color: var(--text);
  font-size: 0.95rem;
}

.highlight-card span {
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ===================================================
   SKILLS
   =================================================== */
#skills { background: var(--bg); }

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.skill-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition);
}

.skill-group:hover { border-color: var(--accent); }

.skill-group-title {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  margin-bottom: 16px;
}

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

/* ===================================================
   EXPERIENCE
   =================================================== */
#experience { background: var(--bg-card); }

.timeline {
  position: relative;
  padding-left: 32px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
}

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

.timeline-marker {
  position: absolute;
  left: -29px;
  top: 8px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-card);
  box-shadow: 0 0 10px rgba(88, 166, 255, 0.4);
}

.timeline-content {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  transition: border-color var(--transition);
}

.timeline-content:hover { border-color: var(--accent); }

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 8px;
}

.timeline-company {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

.timeline-role {
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 500;
  margin-top: 2px;
}

.timeline-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.timeline-date, .timeline-location {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.timeline-bullets {
  list-style: disc;
  padding-left: 20px;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.timeline-bullets li { margin-bottom: 6px; }

/* ===================================================
   PROJECTS
   =================================================== */
#projects { background: var(--bg); }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color var(--transition), transform var(--transition);
}

.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.project-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.project-type {
  font-size: 0.72rem;
  color: var(--accent2);
  background: rgba(63, 185, 80, 0.1);
  border: 1px solid rgba(63, 185, 80, 0.3);
  border-radius: 12px;
  padding: 2px 10px;
  white-space: nowrap;
}

.project-desc {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

.project-bullets {
  list-style: disc;
  padding-left: 18px;
  color: var(--text-muted);
  font-size: 0.84rem;
}

.project-bullets li { margin-bottom: 4px; }

.project-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  margin-top: auto;
}

.project-tags { display: flex; flex-wrap: wrap; gap: 6px; }

.project-link {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  white-space: nowrap;
  transition: color var(--transition);
}

.project-link:hover { color: #79c0ff; }

/* ===================================================
   EDUCATION
   =================================================== */
#education { background: var(--bg-card); }

.edu-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 36px;
}

.edu-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 16px;
}

.edu-school {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.edu-degree {
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 4px;
}

.edu-minor {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.edu-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.edu-date, .edu-location {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.edu-coursework, .edu-certs {
  margin-top: 24px;
}

.edu-coursework h4, .edu-certs h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.cert-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cert-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.cert-earned {
  border-color: rgba(63, 185, 80, 0.4);
  background: rgba(63, 185, 80, 0.05);
}

.cert-progress {
  border-color: rgba(88, 166, 255, 0.3);
  background: rgba(88, 166, 255, 0.04);
}

.cert-icon {
  font-size: 1rem;
  flex-shrink: 0;
}

.cert-earned .cert-icon { color: var(--accent2); }
.cert-progress .cert-icon { color: var(--accent); }

.cert-item div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cert-item strong {
  font-size: 0.9rem;
  color: var(--text);
}

.cert-item span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ===================================================
   CONTACT
   =================================================== */
#contact {
  background: var(--bg);
  text-align: center;
}

.contact-sub {
  color: var(--text-muted);
  max-width: 560px;
  margin: -24px auto 40px;
  font-size: 0.95rem;
}

.contact-links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  color: var(--text);
  text-align: left;
  transition: all var(--transition);
}

.contact-card:hover {
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.contact-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact-card div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-card strong {
  font-size: 0.9rem;
  color: var(--text);
}

.contact-card span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ===================================================
   RESPONSIVE — PORTFOLIO
   =================================================== */
@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; }

  .timeline-header { flex-direction: column; }
  .timeline-meta { align-items: flex-start; }

  .edu-header { flex-direction: column; }
  .edu-meta { align-items: flex-start; }

  section { padding: 60px 20px; }
}

@media (max-width: 480px) {
  .hero-cta { flex-direction: column; align-items: center; }
  .project-footer { flex-direction: column; align-items: flex-start; }
  .contact-links { grid-template-columns: 1fr; }
}