/* ── Fonts ─────────────────────────────────────────────── */
@font-face {
  font-family: 'SF Pro Display';
  src: url('/assets/fonts/SF-Pro-Display-Regular.otf') format('opentype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'SF Pro Display';
  src: url('/assets/fonts/SF-Pro-Display-Medium.otf') format('opentype');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'SF Pro Display';
  src: url('/assets/fonts/SF-Pro-Display-Semibold.otf') format('opentype');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'SF Pro Display';
  src: url('/assets/fonts/SF-Pro-Display-Bold.otf') format('opentype');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'SF Pro Text';
  src: url('/assets/fonts/SF-Pro-Text-Regular.otf') format('opentype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'SF Pro Text';
  src: url('/assets/fonts/SF-Pro-Text-Medium.otf') format('opentype');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'SF Pro Text';
  src: url('/assets/fonts/SF-Pro-Text-Semibold.otf') format('opentype');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'IoskeleyMono';
  src: url('/assets/fonts/IoskeleyMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'IoskeleyMono';
  src: url('/assets/fonts/IoskeleyMono-Medium.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'IoskeleyMono';
  src: url('/assets/fonts/IoskeleyMono-Bold.woff2') format('woff2');
  font-weight: 700;
  font-display: swap;
}

/* ── Design Tokens ─────────────────────────────────────── */
:root {
  --bg-primary:    #161616;
  --bg-box:        #1c1c1c;
  --bg-elevated:   #262626;
  --bg-overlay:    #393939;

  --border:        #262626;
  --border-focus:  #0f62fe;

  --text-primary:  #f4f4f4;
  --text-secondary:#8d8d8d;
  --text-disabled: #525252;

  --blue:          #0f62fe;
  --blue-hover:    #0353e9;
  --blue-subtle:   #001d6c;

  --green:         #42be65;
  --red:           #fa4d56;
  --yellow:        #f1c21b;

  --font-sans:     'SF Pro Display', 'SF Pro Text', -apple-system, BlinkMacSystemFont,
                   'Helvetica Neue', system-ui, sans-serif;
  --font-mono:     'IoskeleyMono', 'Cascadia Code', ui-monospace, monospace;

  --gap:           12px;
  --radius:        2px;
  --radius-box:    4px;
}

/* ── Base ──────────────────────────────────────────────── */
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
}

/* ── Typography Scale ──────────────────────────────────── */
.text-display  { font: 600 2.5rem/1.1 var(--font-sans); }
.text-heading  { font: 500 1.25rem/1.3 var(--font-sans); }
.text-body     { font: 400 0.9375rem/1.6 var(--font-sans); }
.text-mono     { font: 400 0.8125rem/1.5 var(--font-mono); }
.text-caption  { font: 400 0.75rem/1.4 var(--font-sans); color: var(--text-secondary); }

/* ── Grid ──────────────────────────────────────────────── */
.bento-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1.5fr 1fr 1fr;
  grid-template-rows: 1.3fr 1.3fr 1.7fr 1.1fr 1.1fr;
  gap: var(--gap);
  padding: var(--gap);
  height: 100svh;
}

/* ── Box positions ─────────────────────────────────────── */
.box-name      { grid-column: 1 / 3; grid-row: 1 / 3; }
.box-selector  { grid-column: 3 / 5; grid-row: 1 / 3; }
.box-about     { grid-column: 5 / 7; grid-row: 1 / 2; }
.box-links     { grid-column: 5 / 7; grid-row: 2 / 3; }
.box-projects  { grid-column: 1 / 5; grid-row: 3 / 4; }
.box-skills    { grid-column: 5 / 7; grid-row: 3 / 5; }
.box-education { grid-column: 1 / 3; grid-row: 4 / 5; }
.box-now       { grid-column: 3 / 5; grid-row: 4 / 6; }
.box-resume    { grid-column: 1 / 3; grid-row: 5 / 6; }
.box-feed      { grid-column: 5 / 7; grid-row: 5 / 6; }

/* ── Box base ──────────────────────────────────────────── */
.box {
  background: var(--bg-box);
  border: 1px solid var(--border);
  border-radius: var(--radius-box);
  padding: 1.25rem;
  overflow: hidden;
  position: relative;
  min-height: 0;
  min-width: 0;
}

.box[data-interactive="true"] {
  transition: background 0.15s ease, border-color 0.15s ease;
}

.box[data-interactive="true"]:hover {
  background: var(--bg-elevated);
  border-color: var(--border-focus);
  cursor: pointer;
}

.box-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 0.75rem;
}

/* ── NAME / TITLE box ──────────────────────────────────── */
.box-name {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.name-display {
  font: 600 2.5rem/1.05 var(--font-sans);
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.name-penname {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--blue);
  margin-top: 0.25rem;
  letter-spacing: 0.04em;
}

.name-meta {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.name-meta span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
}

.name-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--green);
  margin-top: 1rem;
  letter-spacing: 0.08em;
}

.name-status::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── SELECTOR box ──────────────────────────────────────── */
.box-selector {
  display: flex;
  flex-direction: column;
}

.selector-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.25rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.selector-tabs::-webkit-scrollbar { display: none; }

.selector-tab {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  cursor: pointer;
  margin-bottom: -1px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.selector-tab:hover {
  color: var(--text-primary);
}

.selector-tab[aria-selected="true"] {
  color: var(--text-primary);
  border-bottom-color: var(--blue);
}

.selector-content {
  flex: 1;
  position: relative;
  min-height: 0;
  overflow: hidden;
}

.mode-panel {
  position: absolute;
  inset: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .mode-panel {
    transition: opacity 0.15s ease;
  }
}

.mode-panel[hidden] {
  display: block !important;
  opacity: 0;
  pointer-events: none;
}

.mode-panel:not([hidden]) {
  opacity: 1;
  pointer-events: auto;
}

.selector-headline {
  font: 500 1.1rem/1.3 var(--font-sans);
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.selector-body {
  font: 400 0.875rem/1.6 var(--font-sans);
  color: var(--text-secondary);
}

.selector-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.5rem;
  background: var(--bg-overlay);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
}

/* ── ABOUT box ─────────────────────────────────────────── */
[x-cloak] { display: none !important; }

.box-about {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
}

.about-text {
  font: 400 0.8rem/1.55 var(--font-sans);
  color: var(--text-secondary);
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  flex: 1;
}

.about-text strong {
  color: var(--text-primary);
  font-weight: 500;
}

.about-more {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--blue);
  margin-top: 0.5rem;
  display: block;
}

/* ── ABOUT MODAL ───────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
}

@media (prefers-reduced-motion: no-preference) {
  .modal-backdrop {
    animation: fadeIn 0.15s ease;
  }
  .modal-box {
    animation: slideUp 0.15s ease;
  }
  @keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
  }
  @keyframes slideUp {
    from { transform: translateY(8px); opacity: 0; }
    to   { transform: translateY(0);   opacity: 1; }
  }
}

.modal-box {
  background: var(--bg-elevated);
  border: 1px solid var(--border-focus);
  border-radius: var(--radius-box);
  width: 100%;
  max-width: 480px;
  padding: 1.5rem;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.modal-header .box-label {
  margin-bottom: 0;
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.modal-close:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.modal-close svg {
  width: 13px;
  height: 13px;
  stroke-width: 2;
}

.modal-body {
  font: 400 0.9rem/1.7 var(--font-sans);
  color: var(--text-secondary);
}

.modal-body strong {
  color: var(--text-primary);
  font-weight: 500;
}

/* ── LINKS box ─────────────────────────────────────────── */
.box-links {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.box-links .box-label {
  margin-bottom: 0.5rem;
}

.links-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem;
}

.link-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
  white-space: nowrap;
  line-height: 1;
}

.link-item:hover {
  color: var(--blue);
  border-color: var(--blue);
  background: var(--blue-subtle);
}

.link-icon {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
  stroke-width: 1.75;
  display: block;
}

.link-icon-svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
  fill: currentColor;
  display: block;
}

/* ── PROJECTS box ──────────────────────────────────────── */
.box-projects {
  display: flex;
  flex-direction: column;
  padding: 0.9rem 1rem;
}

.projects-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.projects-header .box-label {
  margin-bottom: 0;
}

.projects-nav {
  display: flex;
  gap: 0.2rem;
}

.projects-nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
  padding: 0;
}

.projects-nav-btn svg {
  width: 13px;
  height: 13px;
  stroke-width: 2;
}

.projects-nav-btn:hover:not(:disabled) {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.projects-nav-btn--disabled {
  opacity: 0.3;
  cursor: default;
}

.projects-scroll {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  flex: 1;
}

.project-card {
  min-width: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-box);
  padding: 0.65rem 0.75rem;
  transition: border-color 0.15s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 0;
}

.project-card--linked:hover {
  border-color: var(--blue);
}

.project-card--linked:hover .project-link-icon {
  color: var(--blue);
}

.project-name {
  font-family: var(--font-mono);
  font-size: 0.775rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.project-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.45;
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.4rem;
}

.project-lang {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--blue);
  white-space: nowrap;
}

.project-link-icon {
  width: 11px;
  height: 11px;
  color: var(--text-disabled);
  flex-shrink: 0;
  transition: color 0.15s ease;
}

/* ── SKILLS box ────────────────────────────────────────── */
.skills-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.skill-group-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-disabled);
  margin-bottom: 0.3rem;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

/* ── EDUCATION box ─────────────────────────────────────── */
.edu-name {
  font: 500 0.9375rem/1.3 var(--font-sans);
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.edu-degree {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.edu-meta {
  display: flex;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-disabled);
  letter-spacing: 0.06em;
}

/* ── NOW box ───────────────────────────────────────────── */
.now-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.now-list li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.now-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  flex-shrink: 0;
  width: 4.5rem;
}

/* ── RESUME box ────────────────────────────────────────── */
.box-resume {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.5rem;
}

.box-resume .box-label {
  margin-bottom: 0;
}

.resume-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.775rem;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  border: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  transition: border-color 0.15s ease, color 0.15s ease;
  min-width: 0;
}

.resume-filename {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
}

.resume-link:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.resume-arrow {
  font-size: 1rem;
  flex-shrink: 0;
  transition: transform 0.15s ease;
}

.resume-link:hover .resume-arrow {
  transform: translateY(2px);
}

.resume-caption {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-disabled);
  letter-spacing: 0.06em;
}

/* ── FEED box ──────────────────────────────────────────── */
.feed-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.feed-item + .feed-item {
  margin-top: 0.6rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--border);
}

.feed-title {
  font-size: 0.8125rem;
  color: var(--text-primary);
  line-height: 1.4;
}

.feed-date {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-disabled);
  letter-spacing: 0.06em;
}

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 639px) {
  .bento-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    height: auto;
  }

  .bento-grid > * {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .box-selector  { order: 1; }
  .box-name      { order: 2; }
  .box-about     { order: 3; }
  .box-projects  { order: 4; }
  .box-now       { order: 5; }
  .box-skills    { order: 6; }
  .box-education { order: 7; }
  .box-links     { order: 8; }
  .box-resume    { order: 9; }
  .box-feed      { order: 10; }

  .name-display {
    font-size: 2rem;
  }

  .box-selector {
    padding: 1rem;
  }

  .box-projects {
    padding: 0.9rem 1rem;
    height: auto;
    overflow: visible;
  }

  .projects-scroll {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(3, auto);
    flex: none;
  }

  .selector-tabs {
    margin-bottom: 1rem;
  }

  .mode-panel {
    position: static;
  }

  .mode-panel[hidden] {
    display: none !important;
  }

  .selector-content {
    min-height: auto;
    overflow: visible;
  }

  .selector-headline {
    font-size: 1rem;
    margin-bottom: 0.35rem;
  }

  .selector-body {
    font-size: 0.8rem;
    line-height: 1.5;
  }

  .selector-tags {
    margin-top: 0.75rem;
    gap: 0.3rem;
  }
}

@media (min-width: 640px) and (max-width: 1023px) {
  .bento-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
    height: auto;
  }
  .box-name      { grid-column: 1 / 2; grid-row: 1 / 2; }
  .box-selector  { grid-column: 2 / 3; grid-row: 1 / 2; }
  .box-about     { grid-column: auto; grid-row: auto; }
  .box-links     { grid-column: auto; grid-row: auto; }
  .box-projects  { grid-column: 1 / -1; grid-row: auto; }
  .box-skills    { grid-column: auto; grid-row: auto; }
  .box-education { grid-column: auto; grid-row: auto; }
  .box-now       { grid-column: auto; grid-row: auto; }
  .box-resume    { grid-column: auto; grid-row: auto; }
  .box-feed      { grid-column: auto; grid-row: auto; }

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

  .mode-panel {
    position: static;
  }
  .mode-panel[hidden] {
    display: none !important;
  }
  .selector-content {
    min-height: auto;
    overflow: visible;
  }
}

@media (min-width: 1024px) and (max-width: 1279px) {
  .bento-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }
  .box-name      { grid-column: 1 / 2; grid-row: 1 / 3; }
  .box-selector  { grid-column: 2 / 4; grid-row: 1 / 3; }
  .box-about     { grid-column: 4 / 5; grid-row: 1 / 2; }
  .box-links     { grid-column: 4 / 5; grid-row: 2 / 3; }
  .box-projects  { grid-column: 1 / 4; grid-row: 3 / 4; }
  .box-skills    { grid-column: 4 / 5; grid-row: 3 / 5; }
  .box-education { grid-column: 1 / 2; grid-row: 4 / 5; }
  .box-now       { grid-column: 2 / 4; grid-row: 4 / 6; }
  .box-resume    { grid-column: 1 / 2; grid-row: 5 / 6; }
  .box-feed      { grid-column: 4 / 5; grid-row: 5 / 6; }
}

@media (min-width: 1280px) {
  .bento-grid {
    grid-template-columns: 2fr 1fr 1.5fr 1.5fr 1fr 1fr;
  }
}

@media (min-width: 1900px) {
  .bento-grid {
    gap: 16px;
    padding: 16px;
    grid-template-rows: 1.3fr 1.3fr 1.7fr 1.1fr 1.1fr;
  }
}