/* ==========================================================
   TOKENS
   ========================================================== */
:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
  --radius: 8px;
  --radius-sm: 5px;
  --sidebar-w: 260px;
  --toc-w: 200px;
  --transition: .25s cubic-bezier(.4,0,.2,1);
}

/* ---- dark ---- */
:root[data-theme="dark"] {
  --c-bg:        #0a0a0b;
  --c-surface:   #131316;
  --c-surface-2: #1a1a1f;
  --c-border:    #232329;
  --c-border-2:  #2e2e36;

  --c-text:      #ececef;
  --c-text-2:    #a0a0ab;
  --c-text-3:    #63636e;

  --c-accent:    #818cf8;
  --c-accent-dim:rgba(129,140,248,.08);

  --c-green:     #34d399;
  --c-green-bg:  rgba(52,211,153,.08);
  --c-amber:     #fbbf24;
  --c-amber-bg:  rgba(251,191,36,.07);
  --c-red:       #f87171;
  --c-red-bg:    rgba(248,113,113,.07);

  --c-code-bg:   #0d0d10;
  --c-blockquote: #151519;
}

/* ---- light ---- */
:root[data-theme="light"] {
  --c-bg:        #ffffff;
  --c-surface:   #f8f8fa;
  --c-surface-2: #f0f0f3;
  --c-border:    #e3e3e8;
  --c-border-2:  #d1d1d9;

  --c-text:      #111113;
  --c-text-2:    #55555e;
  --c-text-3:    #8e8e99;

  --c-accent:    #4f46e5;
  --c-accent-dim:rgba(79,70,229,.05);

  --c-green:     #16a34a;
  --c-green-bg:  rgba(22,163,74,.06);
  --c-amber:     #ca8a04;
  --c-amber-bg:  rgba(202,138,4,.06);
  --c-red:       #dc2626;
  --c-red-bg:    rgba(220,38,38,.05);

  --c-code-bg:   #f5f5f7;
  --c-blockquote: #f5f5f8;
}

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

html {
  font-size: 15px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background var(--transition), color var(--transition);
}

/* ==========================================================
   LAYOUT
   ========================================================== */
.shell {
  min-height: 100vh;
  width: 100%;
}

/* ==========================================================
   SIDEBAR
   ========================================================== */
.sidebar {
  background: var(--c-surface);
  border-right: 1px solid var(--c-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  z-index: 20;
  transition: background var(--transition), border-color var(--transition);
}

.sb-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 18px 16px;
}

.sb-brand {
  font-size: .92rem;
  font-weight: 650;
  color: var(--c-text);
  letter-spacing: -.02em;
}

.sb-sub {
  font-size: .72rem;
  color: var(--c-text-3);
  margin-top: 1px;
  letter-spacing: .01em;
}

/* Theme button */
.theme-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  color: var(--c-text-3);
  cursor: pointer;
  transition: all var(--transition);
}
.theme-btn:hover {
  background: var(--c-surface-2);
  color: var(--c-text-2);
  border-color: var(--c-border-2);
}

:root[data-theme="dark"] .ico-sun  { display: block; }
:root[data-theme="dark"] .ico-moon { display: none;  }
:root[data-theme="light"] .ico-sun  { display: none;  }
:root[data-theme="light"] .ico-moon { display: block; }

/* Search */
.sb-search {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 12px 14px;
  padding: 7px 10px;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), background var(--transition);
}
.sb-search svg { color: var(--c-text-3); flex-shrink: 0; }
.sb-search input {
  background: none;
  border: none;
  outline: none;
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: .8rem;
  width: 100%;
}
.sb-search input::placeholder { color: var(--c-text-3); }
.sb-search:focus-within { border-color: var(--c-accent); }

/* Nav */
.sb-nav {
  flex: 1;
  overflow-y: auto;
  padding: 0 8px;
}

.sb-section-label {
  font-size: .68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--c-text-3);
  padding: 4px 10px 8px;
}

.sb-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 10px;
  border: none;
  background: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: left;
  font-family: var(--font-sans);
  transition: background .12s;
}
.sb-item:hover { background: var(--c-surface-2); }
.sb-item.active { background: var(--c-accent-dim); }

.sb-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.sb-dot-offer       { background: var(--c-green); }
.sb-dot-in_progress { background: var(--c-amber); }
.sb-dot-rejected    { background: var(--c-red); }
.sb-dot-withdrawn   { background: var(--c-text-3); }

.sb-item-text { display: flex; flex-direction: column; min-width: 0; }
.sb-item-name {
  font-size: .82rem;
  font-weight: 520;
  color: var(--c-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sb-item-role {
  font-size: .72rem;
  color: var(--c-text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Tags */
.sb-tags {
  border-top: 1px solid var(--c-border);
  padding: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  transition: border-color var(--transition);
}

.sb-tag {
  font-family: var(--font-sans);
  font-size: .7rem;
  font-weight: 500;
  padding: 3px 9px;
  border: 1px solid var(--c-border);
  border-radius: 3px;
  background: none;
  color: var(--c-text-3);
  cursor: pointer;
  transition: all .12s;
}
.sb-tag:hover { color: var(--c-text-2); border-color: var(--c-border-2); }
.sb-tag.active {
  background: var(--c-accent-dim);
  border-color: var(--c-accent);
  color: var(--c-accent);
}

/* ==========================================================
   CONTENT AREA
   ========================================================== */
.content {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
}

.view { display: none; }
.view.active { display: block; }

/* ---------- list view ---------- */
.list-header {
  padding: 40px 48px 0;
  max-width: 1000px;
  margin: 0 auto;
}
.list-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--c-text);
}

.card-list {
  padding: 24px 48px 60px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 1000px;
  margin: 0 auto;
}

.muted { color: var(--c-text-3); font-size: .88rem; }

/* Card — horizontal row style */
.exp-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s, background var(--transition);
}
.exp-row:hover {
  border-color: var(--c-border-2);
  box-shadow: 0 2px 8px rgba(0,0,0,.08);
}

.exp-row-main {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.exp-row-company {
  font-size: .92rem;
  font-weight: 600;
  color: var(--c-text);
  letter-spacing: -.01em;
}

.exp-row-role {
  font-size: .8rem;
  color: var(--c-text-2);
}

.exp-row-tags {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  flex-shrink: 0;
}
.exp-row-tag {
  font-size: .68rem;
  padding: 2px 7px;
  border: 1px solid var(--c-border);
  border-radius: 3px;
  color: var(--c-text-3);
  transition: border-color var(--transition);
}

.exp-row-status {
  font-size: .7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: 4px 10px;
  border-radius: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}
.st-offer       { background: var(--c-green-bg); color: var(--c-green); }
.st-in_progress { background: var(--c-amber-bg); color: var(--c-amber); }
.st-rejected    { background: var(--c-red-bg);   color: var(--c-red); }
.st-withdrawn   { background: var(--c-surface-2); color: var(--c-text-3); }

/* ---------- reader view ---------- */
.reader-bar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 40px;
  background: var(--c-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
  transition: background var(--transition), border-color var(--transition);
}

/* Ensure full opacity in dark mode so scrolled content doesn't bleed through */
:root[data-theme="dark"] .reader-bar {
  background: rgba(10, 10, 11, 0.97);
}
:root[data-theme="light"] .reader-bar {
  background: rgba(255, 255, 255, 0.97);
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-sans);
  font-size: .82rem;
  font-weight: 500;
  color: var(--c-text-2);
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  transition: color .12s, background .12s;
}
.back-btn:hover { color: var(--c-text); background: var(--c-surface-2); }

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

.meta-pill {
  font-size: .72rem;
  font-weight: 550;
  padding: 3px 10px;
  border-radius: 4px;
  border: 1px solid var(--c-border);
  color: var(--c-text-2);
  transition: border-color var(--transition);
}

.reader-grid {
  display: grid;
  grid-template-columns: 1fr var(--toc-w);
  align-items: start;
}

/* Table of contents rail */
.toc-rail {
  position: sticky;
  top: 53px;
  max-height: calc(100vh - 53px);
  overflow-y: auto;
  padding: 32px 20px 32px 0;
  border-left: 1px solid var(--c-border);
  transition: border-color var(--transition);
}

.toc-label {
  font-size: .68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--c-text-3);
  padding: 0 0 10px 16px;
}

.toc-link {
  display: block;
  font-size: .76rem;
  color: var(--c-text-3);
  padding: 4px 14px;
  border-left: 2px solid transparent;
  margin-left: -1px;
  cursor: pointer;
  transition: color .12s, border-color .12s;
  text-decoration: none;
  font-family: var(--font-sans);
  background: none;
  border-top: none;
  border-right: none;
  border-bottom: none;
  text-align: left;
  width: 100%;
  line-height: 1.45;
}
.toc-link:hover { color: var(--c-text-2); }
.toc-link.active {
  color: var(--c-accent);
  border-left-color: var(--c-accent);
}
.toc-link.indent { padding-left: 24px; }

/* ==========================================================
   PROSE — Rendered Markdown
   ========================================================== */
.prose {
  padding: 40px 52px 80px;
  max-width: 780px;
  margin: 0 auto;
  font-size: .94rem;
  color: var(--c-text-2);
  line-height: 1.78;
}

.prose h1 {
  font-size: 1.65rem;
  font-weight: 720;
  color: var(--c-text);
  letter-spacing: -.03em;
  line-height: 1.25;
  margin-bottom: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--c-border);
  margin-bottom: 28px;
}

.prose h2 {
  font-size: 1.18rem;
  font-weight: 650;
  color: var(--c-text);
  letter-spacing: -.02em;
  margin-top: 48px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--c-border);
}

.prose h3 {
  font-size: 1.02rem;
  font-weight: 620;
  color: var(--c-text);
  margin-top: 32px;
  margin-bottom: 10px;
}

.prose h4 {
  font-size: .88rem;
  font-weight: 620;
  color: var(--c-text-2);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-top: 24px;
  margin-bottom: 8px;
}

.prose p { margin-bottom: 16px; }

.prose ul, .prose ol {
  padding-left: 22px;
  margin-bottom: 16px;
}
.prose li {
  margin-bottom: 5px;
  color: var(--c-text-2);
}
.prose li::marker { color: var(--c-text-3); }

.prose strong {
  color: var(--c-text);
  font-weight: 620;
}

.prose a {
  color: var(--c-accent);
  text-decoration: none;
  font-weight: 500;
  transition: opacity .12s;
}
.prose a:hover { opacity: .8; }

.prose hr {
  border: none;
  border-top: 1px solid var(--c-border);
  margin: 36px 0;
}

/* Blockquote */
.prose blockquote {
  border-left: 3px solid var(--c-border-2);
  background: var(--c-blockquote);
  padding: 14px 18px;
  margin: 20px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: background var(--transition), border-color var(--transition);
}
.prose blockquote p { margin: 0; font-size: .9rem; color: var(--c-text-2); }

/* Inline code */
.prose code {
  font-family: var(--font-mono);
  font-size: .82rem;
  background: var(--c-surface-2);
  border: 1px solid var(--c-border);
  padding: 1px 5px;
  border-radius: 4px;
  color: var(--c-accent);
  transition: background var(--transition), border-color var(--transition);
}

/* Code blocks */
.prose pre {
  background: var(--c-code-bg) !important;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  overflow-x: auto;
  margin: 20px 0;
  transition: background var(--transition), border-color var(--transition);
}
.prose pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: .83rem;
  line-height: 1.7;
}

/* Code block header */
.code-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 14px;
  background: var(--c-code-bg);
  border: 1px solid var(--c-border);
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  margin-top: 20px;
  transition: background var(--transition), border-color var(--transition);
}
.code-bar + pre {
  margin-top: 0;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}
.code-bar-lang {
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--c-text-3);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.code-bar-copy {
  font-family: var(--font-sans);
  font-size: .7rem;
  color: var(--c-text-3);
  background: none;
  border: 1px solid var(--c-border);
  border-radius: 3px;
  padding: 2px 8px;
  cursor: pointer;
  transition: color .12s, border-color .12s;
}
.code-bar-copy:hover { color: var(--c-text-2); border-color: var(--c-border-2); }

/* Tables */
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
  margin: 22px 0;
}
.prose th, .prose td {
  padding: 10px 14px;
  border: 1px solid var(--c-border);
  text-align: left;
  transition: border-color var(--transition);
}
.prose th {
  background: var(--c-surface);
  font-weight: 600;
  color: var(--c-text);
  font-size: .82rem;
  transition: background var(--transition);
}
.prose td { color: var(--c-text-2); }

/* ==========================================================
   COLLAPSIBLE SECTIONS — details/summary
   ========================================================== */
.prose details {
  margin: 16px 0;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}

.prose details[open] {
  border-color: var(--c-border-2);
}

.prose summary {
  padding: 12px 16px;
  background: var(--c-surface);
  cursor: pointer;
  font-weight: 580;
  font-size: .92rem;
  color: var(--c-text);
  user-select: none;
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  transition: background var(--transition);
}
.prose summary::-webkit-details-marker { display: none; }
.prose summary::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-right: 2px solid var(--c-text-3);
  border-bottom: 2px solid var(--c-text-3);
  transform: rotate(-45deg);
  transition: transform .2s ease;
  flex-shrink: 0;
}
.prose details[open] > summary::before {
  transform: rotate(45deg);
}
.prose summary:hover { background: var(--c-surface-2); }

.prose details > .section-body {
  padding: 16px 20px;
  border-top: 1px solid var(--c-border);
  transition: border-color var(--transition);
}

/* ==========================================================
   RESPONSIVE
   ========================================================== */
@media (max-width: 1100px) {
  .reader-grid { grid-template-columns: 1fr; }
  .toc-rail { display: none; }
}

@media (max-width: 768px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .content { margin-left: 0; }
  .list-header { padding: 24px 20px 0; }
  .card-list { padding: 16px 20px 40px; }
  .prose { padding: 24px 20px 60px; }
  .reader-bar { padding: 10px 20px; }
}