/* ── Ops Postmortem — main.css ── */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;0,9..40,800;1,9..40,400&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ── Design tokens ── */
:root {
  --bg:          #0a0c0b;
  --bg2:         #0e1110;
  --panel:       #111514;
  --panel2:      #171c1a;
  --border:      #232b28;
  --border2:     #2e3833;
  --text:        #dde2dd;
  --muted:       #6a7870;
  --muted2:      #4f5e58;

  --blue:        #5b8fb9;
  --blue-dim:    rgba(91,143,185,.10);
  --blue-border: rgba(91,143,185,.28);
  --blue-glow:   rgba(91,143,185,.06);

  --amber:       #c4955a;
  --amber-dim:   rgba(196,149,90,.10);
  --amber-border:rgba(196,149,90,.28);

  --shadow:      0 20px 48px rgba(0,0,0,.55);
  --shadow-sm:   0 8px 24px rgba(0,0,0,.35);
  --radius:      12px;
  --radius-sm:   8px;
  --max:         1120px;

  --sans:  'DM Sans', system-ui, -apple-system, sans-serif;
  --mono:  'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
strong { font-weight: 600; }
em { font-style: italic; }

/* ── Layout ── */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Mono utility ── */
.mono {
  font-family: var(--mono);
  font-size: .82rem;
  letter-spacing: .02em;
}

/* ── Header ── */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10,12,11,.80);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand .logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border2);
  background: transparent;
  background: var(--panel);
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand .logo img,
.brand .logo svg { width: 100%; height: 100%; display: block; }

.brand-text { display: flex; flex-direction: column; gap: 1px; }

.brand .name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text);
  line-height: 1.2;
}

.brand .sub {
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--muted);
  letter-spacing: .02em;
  line-height: 1;
}

/* Nav */
nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

nav a {
  text-decoration: none;
  font-size: .88rem;
  font-weight: 500;
  color: var(--muted);
  padding: 7px 11px;
  border-radius: 6px;
  border: 1px solid transparent;
  transition: color .12s, background .12s, border-color .12s;
}

nav a:hover {
  color: var(--text);
  background: rgba(255,255,255,.04);
  border-color: var(--border);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 7px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  height: 1.5px;
  background: var(--muted);
  border-radius: 2px;
  transition: transform .18s ease, opacity .18s ease;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Buttons ── */
.btn-primary, .btn-ghost {
  border-radius: 7px;
  padding: 9px 16px;
  font-family: var(--sans);
  font-size: .88rem;
  font-weight: 600;
  border: 1px solid transparent;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  transition: transform .08s ease, background .14s, border-color .14s, color .14s;
  white-space: nowrap;
  line-height: 1;
}

.btn-primary {
  background: var(--blue);
  color: #0a0c0b;
  border-color: rgba(91,143,185,.65);
  font-weight: 700;
}
.btn-primary:hover {
  transform: translateY(-1px);
  background: #6fa3ca;
  border-color: rgba(91,143,185,.9);
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: var(--border2);
}
.btn-ghost:hover {
  transform: translateY(-1px);
  color: var(--text);
  background: rgba(255,255,255,.04);
  border-color: var(--border2);
}

.btn-sm {
  padding: 7px 12px;
  font-size: .82rem;
}

/* ── Hero ── */
#top {
  padding: 60px 0 52px;
  scroll-margin-top: 72px;
}

.eyebrow {
  color: var(--blue);
  font-size: .78rem;
  letter-spacing: .06em;
  margin-bottom: 18px;
  opacity: .8;
}

.headline {
  font-size: clamp(2rem, 3.2vw + 1rem, 3.2rem);
  font-weight: 800;
  line-height: 1.07;
  letter-spacing: -.025em;
  margin-bottom: 18px;
  max-width: 820px;
  color: #eef2ee;
}

.lead {
  max-width: 680px;
  color: #9aada0;
  font-size: 1.02rem;
  line-height: 1.75;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
  align-items: center;
}

/* ── Signup ── */
.signup {
  margin-top: 28px;
  max-width: 700px;
  padding: 18px 20px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--border2);
  background: transparent;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.kicker {
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--blue);
  letter-spacing: .06em;
  opacity: .75;
}

.signup-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.signup input[type="email"] {
  flex: 1 1 200px;
  max-width: 260px;
  padding: 10px 14px;
  border-radius: 7px;
  border: 1px solid var(--border2);
  background: transparent;
  background: var(--bg2);
  color: var(--text);
  font-family: var(--sans);
  font-size: .9rem;
  outline: none;
  transition: border-color .12s;
}
.signup input[type="email"]:focus { border-color: var(--blue-border); }
.signup input[type="email"]::placeholder { color: var(--muted2); }

.role-select {
  flex: 1 1 180px;
  max-width: 220px;
  padding: 10px 14px;
  border-radius: 7px;
  border: 1px solid var(--border2);
  background: transparent;
  background: var(--bg2);
  color: var(--muted);
  font-family: var(--sans);
  font-size: .88rem;
  cursor: pointer;
  outline: none;
}
.role-select option { background: #111514; color: var(--text); }

.helper {
  font-size: .8rem;
  color: var(--muted2);
}

/* ── Sections ── */
section.block {
  padding: 64px 0;
  border-top: 1px solid var(--border);
  scroll-margin-top: 72px;
}

.section-header { margin-bottom: 28px; }

.section-tag {
  display: inline-block;
  color: var(--blue);
  font-size: .75rem;
  letter-spacing: .06em;
  margin-bottom: 10px;
  opacity: .75;
}

.section-title {
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: 10px;
  color: #eef2ee;
}

.section-desc {
  color: #8a9e95;
  max-width: 720px;
  line-height: 1.75;
  font-size: .98rem;
}

/* ── Grid ── */
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* ── Panel ── */
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.panel-tag {
  font-family: var(--mono);
  font-size: .71rem;
  color: var(--amber);
  letter-spacing: .06em;
  opacity: .7;
}

.panel h3 {
  font-size: .98rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: #eef2ee;
  margin-bottom: 4px;
}

.panel p, .panel li {
  color: #8a9e95;
  font-size: .92rem;
  line-height: 1.72;
}

.panel ul {
  padding-left: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 2px;
}

.panel li { color: #8a9e95; font-size: .92rem; }

/* ── Artifact cards ── */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.artifact-icon {
  color: var(--blue);
  opacity: .8;
  flex-shrink: 0;
}
.artifact-icon.muted { color: var(--muted2); opacity: 1; }

.card-title {
  font-size: .98rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: #eef2ee;
  line-height: 1.3;
}
.card-title.muted { color: var(--muted); }

.card-desc {
  font-size: .88rem;
  color: #8a9e95;
  line-height: 1.65;
  flex: 1 1 auto;
}
.card-desc.muted { color: var(--muted2); }

.card-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 4px;
}

.card-dim {
  opacity: .65;
  border-style: dashed;
}

/* ── Badges ── */
.badge {
  font-family: var(--mono);
  font-size: .72rem;
  padding: 4px 8px;
  border-radius: 5px;
  border: 1px solid;
  white-space: nowrap;
  flex-shrink: 0;
}

.badge-free {
  color: #7ab89e;
  border-color: rgba(122,184,158,.28);
  background: rgba(122,184,158,.06);
}

.badge-soon {
  color: var(--muted);
  border-color: var(--border2);
  background: transparent;
}

/* ── Links ── */
.link {
  text-decoration: none;
  color: var(--blue);
  border-bottom: 1px solid var(--blue-border);
  transition: color .12s, border-color .12s;
  font-size: .88rem;
}
.link:hover {
  color: #7ab0d4;
  border-bottom-color: rgba(91,143,185,.6);
}

/* ── Social links (contact panel) ── */
.social-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}
.social-link {
  text-decoration: none;
  font-size: .92rem;
  font-weight: 500;
  color: #8a9e95;
  transition: color .12s;
}
.social-link:hover { color: var(--blue); }

/* ── Footer ── */
footer {
  padding: 28px 0 40px;
  border-top: 1px solid var(--border);
  color: var(--muted2);
  font-size: .84rem;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.footer-brand {
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--muted);
  letter-spacing: .04em;
}

.footer-tag {
  font-family: var(--mono);
  font-size: .76rem;
  color: var(--muted2);
  letter-spacing: .04em;
}

.footer-copy {
  color: var(--muted2);
  font-size: .8rem;
}

.rss-link {
  color: var(--muted2);
  display: inline-flex;
  transition: color .12s;
}
.rss-link:hover { color: var(--amber); }

/* ── Mobile nav ── */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  nav {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 3px;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: rgba(10,12,11,.97);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 12px 20px 16px;
    z-index: 100;
  }
  nav.open { display: flex; }

  nav a {
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    font-size: .95rem;
  }

  header { position: sticky; top: 0; z-index: 50; }
}

/* ── Responsive breakpoints ── */
@media (max-width: 920px) {
  .grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .cards { grid-template-columns: 1fr; }
  #top { padding: 40px 0 40px; }
  section.block { padding: 48px 0; }
}

/* ── Episode page ── */
.ep-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.ep-label {
  color: var(--blue);
  font-size: .75rem;
  letter-spacing: .06em;
}

.ep-divider {
  color: var(--muted2);
  font-size: .75rem;
}

.ep-tag {
  font-size: .78rem;
  color: var(--muted);
  font-family: var(--mono);
  letter-spacing: .03em;
}

.panel-tag {
  font-family: var(--mono);
  font-size: .68rem;
  color: var(--amber);
  letter-spacing: .06em;
  opacity: .75;
  margin-bottom: 2px;
}

/* ── Episode cards (homepage) ── */
.ep-meta-row {
  font-size: .82rem;
  color: var(--muted2);
  margin-bottom: 14px;
  font-family: var(--mono);
}

.ep-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

@media (max-width: 700px) { .ep-cards { grid-template-columns: 1fr; } }

.ep-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color .15s;
}
.ep-card:hover { border-color: var(--border2); }

.ep-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -.015em;
  color: #eef2ee;
  line-height: 1.3;
}
.ep-card-title a {
  text-decoration: none;
  color: inherit;
  transition: color .12s;
}
.ep-card-title a:hover { color: var(--blue); }

.ep-card-date {
  font-size: .82rem;
  color: var(--muted2);
  font-family: var(--mono);
  letter-spacing: .02em;
}

.badge-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.ep-card-summary {
  font-size: .88rem;
  color: #8a9e95;
  line-height: 1.65;
  flex: 1 1 auto;
}

.ep-card-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 4px;
}

.ep-empty {
  padding: 16px;
  border-radius: var(--radius);
  border: 1px dashed var(--border2);
  color: var(--muted2);
  font-size: .88rem;
  background: rgba(255,255,255,.01);
}

/* ── Episode badge variants ── */
.badge-tool  { color: #7ab0d4; border-color: rgba(122,176,212,.28); background: rgba(122,176,212,.06); }
.badge-proto { color: #a3c4a8; border-color: rgba(163,196,168,.28); background: rgba(163,196,168,.06); }
.badge-pki   { color: var(--amber); border-color: var(--amber-border); background: var(--amber-dim); }
.badge-sec   { color: #c47a7a; border-color: rgba(196,122,122,.28); background: rgba(196,122,122,.06); }

/* ── Episode controls (search / sort / chips) ── */
.controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.controls-top {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.searchbox {
  display: flex;
  gap: 10px;
  align-items: center;
  flex: 1 1 320px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border2);
  background: rgba(14,17,16,.55);
}

.searchbox input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font-family: var(--sans);
  font-size: .92rem;
}
.searchbox input::placeholder { color: var(--muted2); }

.select {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border2);
  background: rgba(14,17,16,.55);
  color: var(--muted);
}

.select select {
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font-family: var(--sans);
  font-size: .88rem;
  cursor: pointer;
}

.chips {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.chip {
  border-radius: 999px;
  padding: 6px 12px;
  font-size: .82rem;
  font-weight: 500;
  border: 1px solid var(--border2);
  background: rgba(255,255,255,.02);
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition: transform .08s, background .12s, border-color .12s, color .12s;
}
.chip:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,.05);
  border-color: var(--border2);
  color: var(--text);
}
.chip.active {
  background: var(--blue-dim);
  border-color: var(--blue-border);
  color: var(--blue);
}

.meta-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  color: var(--muted2);
  font-size: .84rem;
}

.mini-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}