/* ==================== Variables ==================== */
:root {
  /* Light mode (default) */
  --bg-main: #FAFBFD;
  --bg-sidebar: #ffffff;
  --bg-card: #ffffff;
  --text-color: #111827;
  --text-muted: #6b7280;
  --border-color: #e5e7eb;
  --hover-bg: rgba(0, 0, 0, 0.04);
  --active-bg: rgba(0, 0, 0, 0.05);
  --accent: #007FFF;
  --status-shipped: #059669;
  --status-progress: #d97706;
  --status-concept: #6b7280;
  --font-body: 'Inter', sans-serif;
  --font-serif: 'Playfair Display', serif;
  --font-mono: 'DM Mono', monospace;
  --transition: all 0.2s ease;
  --sidebar-width: 220px;
  --topbar-height: 52px;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.05), 0 4px 16px rgba(0,0,0,0.06);
  --card-shadow-hover: 0 4px 12px rgba(0,0,0,0.08), 0 16px 40px rgba(0,0,0,0.1);
  --hero-gradient: #ffffff;
}

[data-theme="dark"] {
  --bg-main: #111111;
  --bg-sidebar: #1a1a1a;
  --bg-card: #1f1f1f;
  --text-color: #f0f0f0;
  --text-muted: #888888;
  --border-color: rgba(255, 255, 255, 0.08);
  --hover-bg: rgba(255, 255, 255, 0.05);
  --active-bg: rgba(255, 255, 255, 0.07);
  --accent: #3399FF;
  --status-shipped: #34d399;
  --status-progress: #fbbf24;
  --status-concept: rgba(255, 255, 255, 0.45);
  --card-shadow: 0 1px 3px rgba(0,0,0,0.4), 0 4px 16px rgba(0,0,0,0.3);
  --card-shadow-hover: 0 4px 12px rgba(0,0,0,0.5), 0 16px 40px rgba(0,0,0,0.4);
  --hero-gradient: #1f1f1f;
}

/* ==================== Fonts ==================== */
@font-face {
  font-family: 'Geist Pixel';
  src: url('https://cdn.jsdelivr.net/npm/geist@1.7.2/dist/fonts/geist-pixel/GeistPixel-Square.woff2') format('woff2');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* ==================== Reset ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-color);
  line-height: 1.7;
  font-size: 16px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

em { font-style: italic; }

.serif {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}

.accent { color: var(--accent); }
.deco   { font-family: var(--font-serif); color: var(--text-muted); }
.mono   { font-family: var(--font-mono); }

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

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

.icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ==================== Layout ==================== */
.layout {
  display: flex;
  min-height: 100vh;
}

.main-wrapper {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ==================== Top bar ==================== */
.top-bar {
  position: sticky;
  top: 0;
  height: var(--topbar-height);
  background-color: var(--bg-sidebar);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  z-index: 10;
}

.top-bar-left {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
}

.top-bar-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-color);
}

/* ==================== Sidebar ==================== */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  padding: 20px 12px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow-y: auto;
  z-index: 20;
}

.profile {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px;
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #667eea, #764ba2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1rem;
  color: #fff;
  flex-shrink: 0;
  overflow: hidden;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.profile-info h1 {
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1.3;
}

.profile-info p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.sidebar-nav,
.sidebar-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0 10px;
  margin-bottom: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.nav-item:hover {
  background-color: var(--hover-bg);
  color: var(--text-color);
}

.nav-item.active:not(.nav-accordion-header) {
  background-color: rgba(0, 0, 0, 0.05);
  color: var(--text-color);
  font-weight: 500;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.nav-item.active.nav-accordion-header {
  background-color: rgba(0, 0, 0, 0.05);
  color: var(--text-color);
  font-weight: 500;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.nav-item.active .icon,
.nav-item.active.nav-accordion-header .icon {
  stroke: var(--text-color);
}

[data-theme="dark"] .nav-item.active:not(.nav-accordion-header) {
  background-color: var(--active-bg);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .nav-item.active.nav-accordion-header {
  background-color: var(--active-bg);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .nav-item.active .icon {
  stroke: #ffffff;
}

.nav-item.external { position: relative; }

/* Accordion project nav — matches Let's Connect item layout exactly */
.nav-accordion {
  display: flex;
  flex-direction: column;
}

.nav-accordion-header {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  margin: 0;
  padding: 8px 10px;
  background: none;
  border: none;
  box-shadow: none;
}

.nav-accordion-text {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* matches .icon-external: small, muted, sits at the right end */
.nav-accordion-chevron {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
  stroke: currentColor;
  opacity: 0.35;
  transition: transform 0.2s ease, opacity 0.15s ease;
}

.nav-accordion.open .nav-accordion-chevron {
  transform: rotate(180deg);
  opacity: 0.7;
}

.nav-accordion.open .nav-accordion-header {
  color: var(--text-color);
}

.nav-submenu {
  display: none;
  flex-direction: column;
  padding: 2px 0 4px 35px;
}

.nav-accordion.open .nav-submenu {
  display: flex;
}

.nav-subitem {
  font-size: 0.82rem;
  color: var(--text-muted);
  padding: 6px 6px;
  border-radius: 4px;
  transition: var(--transition);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
}

.nav-subitem:hover {
  color: var(--text-color);
  background-color: var(--hover-bg);
}

.icon-external {
  width: 12px;
  height: 12px;
  margin-left: auto;
  opacity: 0.35;
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.sidebar-footer p { margin-bottom: 4px; }

/* ==================== Theme toggle ==================== */
.theme-toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Light (default): show sun, hide moon */
.theme-icon-moon,
.theme-label-dark {
  display: none;
}

[data-theme="dark"] .theme-icon-moon,
[data-theme="dark"] .theme-label-dark {
  display: block;
}

[data-theme="dark"] .theme-icon-sun,
[data-theme="dark"] .theme-label-light {
  display: none;
}

.theme-switch {
  margin-left: auto;
  position: relative;
  width: 36px;
  height: 20px;
  border-radius: 100px;
  border: 1px solid var(--border-color);
  background: var(--hover-bg);
  cursor: pointer;
  flex-shrink: 0;
  transition: var(--transition);
}

.theme-switch-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: var(--transition);
}

.theme-switch[aria-checked="true"] .theme-switch-thumb {
  left: auto;
  right: 2px;
  background: var(--accent);
}

/* ==================== Main content ==================== */
.content {
  flex: 1;
  padding: 40px 100px 100px;
  background-color: var(--bg-main);
  position: relative;
  isolation: isolate;
}

.content::before,
.content::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-size: 28px 28px;
}

.content::before {
  background-image: radial-gradient(circle, rgba(0, 127, 255, 0.28) 1px, transparent 1px);
  opacity: 0.7;
}

.content::after {
  background-image: radial-gradient(circle, rgba(0, 90, 220, 0.55) 1px, transparent 1px);
  -webkit-mask-image: radial-gradient(circle 50px at var(--cursor-x, -200px) var(--cursor-y, -200px), black 0%, transparent 100%);
  mask-image: radial-gradient(circle 50px at var(--cursor-x, -200px) var(--cursor-y, -200px), black 0%, transparent 100%);
}

[data-theme="dark"] .content::before {
  background-image: radial-gradient(circle, rgba(0, 127, 255, 0.2) 1px, transparent 1px);
}

[data-theme="dark"] .content::after {
  background-image: radial-gradient(circle, rgba(0, 127, 255, 0.55) 1px, transparent 1px);
}


/* ==================== Hero ==================== */
.hero {
  padding-bottom: 48px;
}

.hero-line {
  font-size: 40px;
  margin-bottom: 20px;
}

.hero-line:not(.muted) {
  font-size: 26px;
  line-height: 1.1;
  font-family: 'Geist Pixel', var(--font-body);
}

.hero-line.muted {
  font-size: 17px;
  color: var(--text-muted);
}

.hero-line .serif { font-size: 26px; }

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  margin-top: 32px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.meta-item .icon {
  width: 15px;
  height: 15px;
}

.meta-item.mono { letter-spacing: 0.02em; }

.hero-divider {
  margin-top: 28px;
  border: none;
  border-top: 1px solid var(--border-color);
}

[data-theme="dark"] .hero-divider {
  border-top-color: rgba(255, 255, 255, 0.08);
}

.company-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.company-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  background: transparent;
  transition: var(--transition);
}

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

/* ==================== Sections ==================== */
.label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.about {
  background-color: var(--bg-card);
  border-radius: 20px;
  padding: 40px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
}

.about p {
  margin-bottom: 16px;
  max-width: 580px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

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

/* ==================== Projects ==================== */
.projects {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.projects .label {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.project-card {
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow: hidden;
  background-color: var(--bg-card);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--card-shadow);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-shadow-hover);
}

.preview {
  position: relative;
  height: 280px;
  display: flex;
  flex-direction: column;
}

.preview-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.window-bar {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  background-color: rgba(0, 0, 0, 0.1);
}

.window-bar span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.window-bar span:nth-child(1) { background-color: #ff5f57; }
.window-bar span:nth-child(2) { background-color: #febc2e; }
.window-bar span:nth-child(3) { background-color: #28c840; }

.gradient-1 { background: linear-gradient(135deg, #f6d365, #fda085); }
.gradient-2 { background: linear-gradient(135deg, #a8edea, #fed6e3); }
.gradient-3 { background: linear-gradient(135deg, #667eea, #764ba2); }
.gradient-4 { background: linear-gradient(135deg, #84fab0, #8fd3f4); }
.gradient-5 { background: linear-gradient(135deg, #ff9a9e, #fecfef); }
.gradient-6 { background: linear-gradient(135deg, #a18cd1, #fbc2eb); }

.project-info { padding: 20px; }

.project-head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.project-head h3 {
  font-family: 'Geist Pixel', var(--font-body);
  font-weight: 400;
  font-size: 1.1rem;
}

.status {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 100px;
  border: 1px solid var(--border-color);
}

.status-shipped  { color: var(--status-shipped);  border-color: var(--status-shipped); }
.status-progress { color: var(--status-progress); border-color: var(--status-progress); }
.status-concept  { color: var(--status-concept); }

.project-info > p {
  color: var(--text-muted);
  font-size: 0.875rem;
  max-width: 560px;
  margin-bottom: 12px;
}

.project-info .company-tags {
  margin-top: 0;
  margin-bottom: 14px;
}

.project-links {
  display: flex;
  gap: 16px;
  font-size: 0.85rem;
}

.project-links a {
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
}

.project-links a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.view-project-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  border-bottom: none !important;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  padding: 4px 0;
}

.view-project-link:hover,
.project-card:hover .view-project-link {
  color: var(--accent) !important;
  border-bottom: none !important;
}

.view-project-link.disabled {
  pointer-events: none;
  opacity: 0.4;
  cursor: default;
}

.coming-soon-card {
  cursor: default;
}

.coming-soon-card * {
  pointer-events: none;
}

.coming-soon-tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: #fff;
  background: var(--accent);
  border-radius: 20px;
  padding: 3px 12px;
  white-space: nowrap;
  flex-shrink: 0;
}

.view-arrow {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.project-card:hover .view-arrow {
  transform: rotate(-45deg);
}

/* ==================== Project side panel ==================== */
.project-panel-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(2px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 1100;
}

.project-panel-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.project-panel {
  position: fixed;
  top: 8px;
  right: 8px;
  bottom: 8px;
  width: 560px;
  max-width: 90vw;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow-y: auto;
  overflow-x: hidden;
  transform: translateX(calc(100% + 16px));
  transition: transform 0.35s ease;
  z-index: 1101;
  box-shadow: var(--card-shadow-hover);
}

.project-panel.open { transform: translateX(0); }

.project-panel-header {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  z-index: 1;
}

.panel-nav-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.project-panel-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.project-panel-btn:disabled:hover {
  color: var(--text-muted);
  border-color: var(--border-color);
  background: none;
}

.project-panel-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 100px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.project-panel-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--hover-bg);
}

.panel-btn-circle {
  width: 32px;
  height: 32px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50% !important;
}

.project-panel-media {
  height: 240px;
  position: relative;
  overflow: hidden;
}

.project-panel-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  background-color: var(--bg-main);
}

.project-panel-body { padding: 24px; }

.project-panel-body .project-head { align-items: flex-start; }

.project-panel-body h3 {
  font-family: 'Geist Pixel', var(--font-body);
  font-weight: 400;
  font-size: 1.4rem;
  line-height: 1.3;
}

.project-panel-subheading {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-top: 10px;
  margin-bottom: 0;
  line-height: 1.5;
}

.project-panel-body > p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 16px;
  margin-bottom: 0;
}

.project-panel-body .company-tags { margin-top: 20px; }

.sticky-grid-wrap {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.sticky-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.sticky-note {
  aspect-ratio: 1;
  background: #FDE68A;
  border-radius: 2px;
  box-shadow: 2px 3px 8px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.06);
  padding: 12px;
  overflow: hidden;
}

.sticky-label {
  display: block;
  font-family: 'Caveat', cursive;
  font-weight: 600;
  font-size: 1rem;
  color: #1e3a8a;
  margin-bottom: 4px;
}

.sticky-text {
  font-family: 'Caveat', cursive;
  font-size: 0.92rem;
  color: #1e3a8a;
  line-height: 1.4;
}

.sticky-note:nth-child(4n+1) { transform: rotate(-1.2deg); }
.sticky-note:nth-child(4n+2) { transform: rotate(0.8deg); }
.sticky-note:nth-child(4n+3) { transform: rotate(-0.5deg); }
.sticky-note:nth-child(4n+4) { transform: rotate(1deg); }

.panel-toc {
  display: flex;
  flex-direction: column;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.panel-toc-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.panel-toc-item {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  padding: 6px 0;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition);
}

.panel-toc-item::after {
  content: '↗';
  font-size: 0.7rem;
  opacity: 0;
  transition: var(--transition);
}

.panel-toc-item:hover {
  color: var(--accent);
}

.panel-toc-item:hover::after {
  opacity: 1;
}

.project-panel-overview {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.project-panel-overview-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.project-panel-overview p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ==================== Hamburger button ==================== */
.hamburger-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: none;
  cursor: pointer;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: var(--transition);
  margin-right: 8px;
}

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

/* ==================== Sidebar overlay ==================== */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 19;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
  opacity: 1;
}

/* ==================== Responsive ==================== */
@media (max-width: 1100px) {
  .projects { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  /* Sidebar: hidden off-screen, slides in on mobile */
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 20;
    width: 260px;
  }

  .sidebar.mobile-open {
    transform: translateX(0);
  }

  .sidebar-overlay {
    display: block;
  }

  .sidebar-overlay.active {
    pointer-events: auto;
  }

  /* Main layout */
  .main-wrapper { margin-left: 0; }

  /* Top bar */
  .hamburger-btn { display: flex; }

  .top-bar { padding: 0 16px; }

  /* Content */
  .content { padding: 28px 20px 60px; }

  /* Hero */
  .hero-line:not(.muted) { font-size: 20px; }
  .hero-line.muted { font-size: 15px; }
  .meta-row { gap: 10px 16px; font-size: 0.8rem; }

  /* About card */
  .about { padding: 24px; }

  /* Projects */
  .projects { grid-template-columns: 1fr; }
  .preview { height: 200px; }

  /* Project panel */
  .project-panel {
    top: 0;
    right: 0;
    bottom: 0;
    border-radius: 0;
    width: 100vw;
    max-width: 100vw;
  }
}

@media (max-width: 480px) {
  .content { padding: 20px 16px 48px; }
  .hero-line:not(.muted) { font-size: 18px; }
  .preview { height: 180px; }
  .project-info { padding: 16px; }

  .project-panel { width: 100vw; }
}