/* ═══════════════════════════════════════════════════════════════════
   SMS Relay — Customer Portal
   Transmission Log aesthetic, tuned for density. Same palette as
   marketing: paper, ink, signal-orange, phosphor. Sharp corners, strict
   grid, mono everywhere, serif only for page/section titles.
   ═══════════════════════════════════════════════════════════════════ */

@import url("https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=JetBrains+Mono:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap");

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

:root {
  /* ── Palette ── */
  --paper:        #f2ece0;
  --paper-deep:   #ebe4d3;
  --paper-shade:  #e6ddc9;
  --paper-raised: #f7f2e8;
  --ink:          #1a1612;
  --ink-soft:     #2d251d;
  --ink-muted:    #6b5f4e;
  --ink-faint:    #958873;
  --rule:         #1a1612;
  --rule-soft:    #c8bea9;
  --rule-faint:   #d7cfbf;
  --signal:       #d4571a;
  --signal-deep:  #a53f10;
  --signal-wash:  rgba(212, 87, 26, 0.08);
  --signal-wash2: rgba(212, 87, 26, 0.14);
  --phosphor:     #2f9268;
  --phosphor-wash:rgba(47, 146, 104, 0.1);
  --amber:        #c29a3b;
  --amber-wash:   rgba(194, 154, 59, 0.12);
  --red:          #b8412a;
  --red-wash:     rgba(184, 65, 42, 0.08);
  --carbon:       #141210;
  --carbon-soft:  #1e1a15;
  --carbon-line:  #2a251e;

  /* legacy names used in-template */
  --surface:        var(--paper);
  --surface-raised: var(--paper-raised);
  --surface-inset:  var(--paper-shade);
  --border:         var(--rule-soft);
  --border-soft:    var(--rule-faint);
  --accent:         var(--signal);
  --accent-soft:    var(--signal-deep);
  --accent-glow:    var(--signal-wash);
  --green:          var(--phosphor);
  --green-bg:       var(--phosphor-wash);

  /* Type */
  --display: "Instrument Serif", "Times New Roman", serif;
  --mono:    "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --font-sans: var(--mono);
  --font-mono: var(--mono);

  --t-xs:  0.6875rem;   /* 11 */
  --t-sm:  0.8125rem;   /* 13 */
  --t-md:  0.875rem;    /* 14 */
  --t-lg:  1rem;        /* 16 */
  --t-xl:  1.25rem;     /* 20 */
  --t-2xl: 1.75rem;     /* 28 */

  /* legacy */
  --text-xs:  var(--t-xs);
  --text-sm:  var(--t-sm);
  --text-base:var(--t-md);
  --text-lg:  var(--t-lg);
  --text-xl:  var(--t-xl);
  --text-2xl: var(--t-2xl);

  /* Misc */
  --radius: 2px;
  --radius-sm: 2px;
  --radius-xs: 2px;
  --sidebar-w: 252px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --t: 0.2s var(--ease);
  --transition: var(--t);

  --shadow-sm: 0 0 0 1px var(--rule-faint);
  --shadow-md: 2px 2px 0 var(--ink);
  --shadow-lg: 6px 6px 0 var(--ink);
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--mono);
  font-size: var(--t-md);
  line-height: 1.55;
  color: var(--ink-soft);
  background: var(--paper);
  letter-spacing: 0;
  position: relative;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' seed='9'/><feColorMatrix values='0 0 0 0 0.1  0 0 0 0 0.09  0 0 0 0 0.07  0 0 0 0.05 0'/></filter><rect width='180' height='180' filter='url(%23n)'/></svg>");
  pointer-events: none;
  z-index: 0;
  mix-blend-mode: multiply;
  opacity: 0.5;
}

a { color: var(--signal); text-decoration: none; transition: color var(--t); }
a:hover { color: var(--signal-deep); text-decoration: underline; text-underline-offset: 2px; }
::selection { background: var(--signal); color: var(--paper); }

/* ── Auth pages ───────────────────────────────────── */

.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  background: var(--paper);
  position: relative;
  z-index: 1;
}

.auth-page::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(to right, transparent 49.999%, var(--rule-soft) 49.999%, var(--rule-soft) 50%, transparent 50%);
  pointer-events: none;
  opacity: 0.4;
  z-index: 0;
}

.auth-aside {
  padding: 48px 56px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--rule);
  background: var(--paper-deep);
  position: relative;
  overflow: hidden;
}
.auth-aside::after {
  content: "";
  position: absolute;
  inset: auto -20% -30% auto;
  width: 60%;
  height: 50%;
  background: radial-gradient(ellipse, var(--signal-wash2) 0%, transparent 60%);
  pointer-events: none;
}
.auth-aside-top .hero-marker,
.auth-aside-top .nav-brand-meta {
  font-family: var(--mono);
  font-size: var(--t-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.auth-aside-top .hero-marker { color: var(--signal); font-weight: 700; }
.auth-aside-top .nav-brand-meta { color: var(--ink-muted); font-weight: 400; }
.auth-aside-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule);
}
.auth-aside-quote {
  font-family: var(--display);
  font-size: 2.25rem;
  line-height: 1.05;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-top: 48px;
  max-width: 14ch;
  position: relative;
  z-index: 1;
}
.auth-aside-quote em { font-style: italic; color: var(--signal); }
.auth-aside-desc {
  font-family: var(--mono);
  font-size: var(--t-sm);
  color: var(--ink-muted);
  line-height: 1.7;
  max-width: 42ch;
  margin-top: 18px;
  position: relative;
  z-index: 1;
}
.auth-aside-foot {
  font-family: var(--mono);
  font-size: var(--t-xs);
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-top: 20px;
  border-top: 1px solid var(--rule-soft);
  display: flex;
  justify-content: space-between;
}

.auth-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 40px;
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
}

.auth-brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--mono);
  font-size: var(--t-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 40px;
  text-decoration: none;
}
.auth-brand:hover { text-decoration: none; color: var(--signal); }

.auth-brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--signal);
  font-weight: 700;
  font-family: var(--mono);
  background: transparent;
  width: auto;
  height: auto;
  font-size: var(--t-sm);
  border-radius: 0;
}
.auth-brand-mark::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--signal);
  border-radius: 50%;
  box-shadow: 0 0 0 3px var(--signal-wash);
}

.auth-title {
  font-family: var(--display);
  font-size: 2.5rem;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1;
}
.auth-title em { font-style: italic; color: var(--signal); }

.auth-subtitle {
  font-family: var(--mono);
  color: var(--ink-muted);
  font-size: var(--t-sm);
  margin-bottom: 32px;
  letter-spacing: 0.01em;
}

.auth-error {
  font-family: var(--mono);
  background: var(--red-wash);
  border-left: 3px solid var(--red);
  color: var(--red);
  font-size: var(--t-sm);
  font-weight: 500;
  padding: 10px 14px;
  margin-bottom: 20px;
}

.auth-footer {
  font-family: var(--mono);
  text-align: left;
  font-size: var(--t-sm);
  color: var(--ink-muted);
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--rule-soft);
}
.auth-footer a { color: var(--signal); font-weight: 600; }
.auth-footer a:hover { color: var(--signal-deep); }

/* ── Forms ────────────────────────────────────────── */

.form-group { margin-bottom: 18px; }

.form-label {
  display: block;
  font-family: var(--mono);
  font-size: var(--t-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  padding: 11px 14px;
  font-size: 16px; /* prevent iOS zoom */
  font-family: var(--mono);
  color: var(--ink);
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: 0;
  transition: border-color var(--t), background var(--t), box-shadow var(--t);
  outline: none;
}
.form-input:focus {
  border-color: var(--signal);
  background: var(--paper);
  box-shadow: 3px 3px 0 var(--signal);
}
.form-input::placeholder { color: var(--ink-faint); }

.form-hint {
  font-family: var(--mono);
  font-size: var(--t-xs);
  color: var(--ink-faint);
  margin-top: 6px;
  letter-spacing: 0.02em;
}

/* ── SMS segment counter (composer / send modal) ── */

.seg-counter {
  font-family: var(--mono);
  font-size: var(--t-xs);
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  margin-top: 6px;
  font-variant-numeric: tabular-nums;
}
.seg-counter--over {
  color: var(--red);
  font-weight: 600;
}
.seg-counter--over::before {
  content: "⚠ ";
}

/* ── Verification code input (signup/verify) ─────── */

.code-input {
  font-family: var(--mono);
  font-size: 28px;
  letter-spacing: 0.4em;
  text-align: center;
  padding: 14px 12px;
}
.code-input::placeholder {
  letter-spacing: 0.4em;
  color: var(--rule-soft);
}

/* ── Terms agreement (signup) ─────────────────────── */

.terms-agree {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  font-family: var(--mono);
  font-size: var(--t-sm);
  color: var(--ink-muted);
  cursor: pointer;
  line-height: 1.55;
  letter-spacing: 0.01em;
}
.terms-agree input[type="checkbox"] {
  margin-top: 3px;
  accent-color: var(--signal);
}
.terms-agree a {
  color: var(--signal);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.terms-agree a:hover { color: var(--signal-deep); }

/* ── Buttons ──────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-family: var(--mono);
  font-size: var(--t-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--ink);
  border-radius: 0;
  cursor: pointer;
  transition: transform 0.12s var(--ease), background var(--t), color var(--t), box-shadow var(--t);
  text-decoration: none;
  line-height: 1.35;
  background: var(--paper);
  color: var(--ink);
}
.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--ink);
  color: var(--paper);
  box-shadow: 3px 3px 0 var(--signal);
}
.btn-primary:hover {
  background: var(--signal);
  color: var(--paper);
  border-color: var(--signal);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--ink);
}

.btn-full { width: 100%; }

.btn-secondary {
  background: var(--paper-raised);
  color: var(--ink);
  border-color: var(--ink);
  box-shadow: 2px 2px 0 transparent;
}
.btn-secondary:hover {
  background: var(--paper-shade);
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--ink);
}

.btn-danger {
  background: var(--paper-raised);
  color: var(--red);
  border-color: var(--red);
  font-weight: 600;
}
.btn-danger:hover {
  background: var(--red);
  color: var(--paper);
  transform: translate(-1px, -1px);
  box-shadow: 2px 2px 0 var(--ink);
}

.btn-sm {
  padding: 6px 12px;
  font-size: var(--t-xs);
  letter-spacing: 0.06em;
}

/* ── Sidebar ──────────────────────────────────────── */

.sidebar-toggle-input { display: none; }

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-w);
  background: var(--paper-deep);
  border-right: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  z-index: 200;
  overflow-y: auto;
}

.sidebar-top {
  padding: 22px 20px 18px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.portal-brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--mono);
  font-size: var(--t-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
}
.portal-brand:hover { text-decoration: none; color: var(--signal); }

.portal-brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--signal);
  font-weight: 700;
  font-family: var(--mono);
  background: transparent;
  width: auto;
  height: auto;
  border-radius: 0;
  font-size: var(--t-sm);
}
.portal-brand-mark::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--signal);
  border-radius: 50%;
  box-shadow: 0 0 0 2.5px var(--signal-wash);
}

.sidebar-top::after {
  content: "CONSOLE · v1 · SYD-AU";
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.sidebar-nav {
  padding: 14px 10px;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.sidebar-nav::before {
  content: "Navigation";
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding: 6px 10px 10px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  font-family: var(--mono);
  font-size: var(--t-sm);
  font-weight: 500;
  color: var(--ink-muted);
  border-radius: 0;
  transition: color var(--t), background var(--t);
  text-decoration: none;
  border-left: 2px solid transparent;
  letter-spacing: 0.02em;
}
.sidebar-link:hover {
  color: var(--ink);
  background: var(--paper);
  text-decoration: none;
  border-left-color: var(--rule-soft);
}
.sidebar-link--active {
  color: var(--ink);
  background: var(--paper);
  font-weight: 600;
  border-left-color: var(--signal);
}
.sidebar-link svg {
  flex-shrink: 0;
  opacity: 0.7;
  stroke-width: 1.6;
}
.sidebar-link--active svg { opacity: 1; color: var(--signal); }

.sidebar-spacer { flex: 1; }

.sidebar-send-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 8px 14px 14px;
  padding: 12px 16px;
  font-family: var(--mono);
  font-size: var(--t-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 0;
  cursor: pointer;
  transition: transform 0.12s var(--ease), background var(--t), box-shadow var(--t);
  box-shadow: 3px 3px 0 var(--signal);
}
.sidebar-send-btn:hover {
  background: var(--signal);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--ink);
}
.sidebar-send-btn svg { opacity: 0.9; }

/* ── Sidebar credits card (above the user menu) ──── */

.sidebar-credits {
  display: block;
  margin: 10px 12px 6px;
  padding: 10px 12px;
  background: var(--paper);
  border: 1px solid var(--rule-soft);
  text-decoration: none;
  color: var(--ink);
  transition: border-color var(--t), box-shadow var(--t), transform var(--t);
  box-shadow: 2px 2px 0 transparent;
}
.sidebar-credits:hover {
  border-color: var(--signal);
  text-decoration: none;
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--signal);
}
.sidebar-credits--active {
  border-color: var(--signal);
  box-shadow: 2px 2px 0 var(--signal);
}

.sidebar-credits-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 4px;
}
.sidebar-credits-label {
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.sidebar-credits-link {
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal);
}
.sidebar-credits-value {
  font-family: var(--display);
  font-style: italic;
  font-size: 1.875rem;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

/* ── User menu (bottom of sidebar) ────────────────── */

.user-menu {
  position: relative;
  margin: 0;
  border-top: 1px solid var(--rule);
  padding: 10px 10px 12px;
}

/* Hide default <details> marker in every browser */
.user-menu-trigger::-webkit-details-marker { display: none; }
.user-menu-trigger::marker { content: ""; }

.user-menu-trigger {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: 0;
  cursor: pointer;
  list-style: none;
  transition: background var(--t), border-color var(--t);
  -webkit-tap-highlight-color: transparent;
}
.user-menu-trigger:hover {
  background: var(--paper);
  border-color: var(--rule-soft);
}
.user-menu[open] .user-menu-trigger {
  background: var(--paper);
  border-color: var(--rule);
}

.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--paper-shade);
  border: 1px solid var(--rule-soft);
  flex-shrink: 0;
  object-fit: cover;
  display: block;
}

/* Admin has no email → no Gravatar → show an initial in a signal-orange chip */
.admin-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--signal);
  color: var(--paper);
  border-color: var(--signal);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0;
}

.user-menu-text {
  flex: 1;
  min-width: 0;
}

.user-menu-name {
  font-family: var(--mono);
  font-size: var(--t-sm);
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0.01em;
}

.user-menu-email {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0.02em;
  margin-top: 1px;
}

.user-menu-caret {
  color: var(--ink-muted);
  flex-shrink: 0;
  transition: transform var(--t);
}
.user-menu[open] .user-menu-caret { transform: rotate(180deg); }

.user-menu-panel {
  position: absolute;
  bottom: calc(100% - 4px);
  left: 10px;
  right: 10px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  box-shadow: 3px 3px 0 var(--ink);
  padding: 4px;
  z-index: 210;
}

.user-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  text-align: left;
  font-family: var(--mono);
  font-size: var(--t-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink);
  background: none;
  border: none;
  padding: 9px 12px;
  cursor: pointer;
  transition: background var(--t), color var(--t);
  text-decoration: none;
  line-height: 1.3;
}
.user-menu-item svg { opacity: 0.7; flex-shrink: 0; }
.user-menu-item:hover {
  background: var(--signal-wash);
  color: var(--signal-deep);
  text-decoration: none;
}
.user-menu-item:hover svg { opacity: 1; }

.user-menu-item--danger:hover {
  background: var(--red-wash);
  color: var(--red);
}

.user-menu-item form,
.user-menu-panel form { margin: 0; }

/* Mobile topbar */
.mobile-topbar { display: none; }
.sidebar-overlay { display: none; }

/* ── Main content ─────────────────────────────────── */

.portal-main {
  margin-left: var(--sidebar-w);
  padding: 40px 44px 80px;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  z-index: 1;
}

.portal-container {
  max-width: 1120px;
  margin: 0 auto;
}

/* ── Page header ──────────────────────────────────── */

.page-header {
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.page-header::before {
  content: "";
  position: absolute;
}

.page-title {
  font-family: var(--display);
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1;
}

.page-subtitle {
  font-family: var(--mono);
  font-size: var(--t-sm);
  color: var(--ink-muted);
  margin-top: 8px;
  letter-spacing: 0.02em;
}

/* ── Stat cards ───────────────────────────────────── */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0;
  margin-bottom: 32px;
  border: 1px solid var(--rule);
  background: var(--paper-raised);
}

.stat-card {
  background: transparent;
  border: none;
  border-right: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
  border-radius: 0;
  padding: 18px 20px;
  box-shadow: none;
  position: relative;
}
.stat-card:nth-child(-n + 3) { border-top: none; }

.stat-label {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-faint);
  margin-bottom: 10px;
}

.stat-value {
  font-family: var(--display);
  font-size: 2.25rem;
  font-weight: 400;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  letter-spacing: -0.01em;
}

/* ── Cards ────────────────────────────────────────── */

.card {
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: 0;
  box-shadow: none;
  position: relative;
}

.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--paper-deep);
}

.card-title {
  font-family: var(--mono);
  font-size: var(--t-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
}

.card-body { padding: 20px; }

/* ── Tables ───────────────────────────────────────── */

.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: var(--t-sm);
}

thead {
  background: var(--paper-deep);
  border-bottom: 1px solid var(--rule);
}

th {
  text-align: left;
  padding: 10px 16px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink);
  white-space: nowrap;
}

td {
  padding: 11px 16px;
  border-bottom: 1px dashed var(--rule-faint);
  color: var(--ink-soft);
  white-space: nowrap;
  font-family: var(--mono);
  font-size: var(--t-sm);
}

tbody tr { transition: background var(--t); }
tbody tr:hover { background: var(--paper-deep); }

tr:last-child td { border-bottom: none; }

td.mono {
  font-family: var(--mono);
  font-size: var(--t-xs);
  color: var(--ink);
}
td.mono a { color: var(--signal); font-weight: 600; }
td.mono a:hover { color: var(--signal-deep); text-decoration: underline; }

td strong { color: var(--ink); font-weight: 600; }

/* ── Direction arrow (message tables) ─────────────── */

.dir-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  border: 1px solid currentColor;
  border-radius: 50%;
  line-height: 1;
}
.dir-arrow--out { color: var(--signal); }
.dir-arrow--in  { color: var(--phosphor); }

/* ── Badges (bracketed mono) ──────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 7px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 0;
  border: 1px solid currentColor;
  background: transparent;
}
.badge::before { content: "["; opacity: 0.55; }
.badge::after  { content: "]"; opacity: 0.55; }

.badge-delivered, .badge-received { color: var(--phosphor); background: var(--phosphor-wash); }
.badge-submitted, .badge-sent, .badge-dispatching { color: var(--signal); background: var(--signal-wash); }
.badge-queued { color: var(--amber); background: var(--amber-wash); }
.badge-failed { color: var(--red); background: var(--red-wash); }
.badge-outbound { color: var(--signal); background: var(--signal-wash); }
.badge-inbound { color: var(--phosphor); background: var(--phosphor-wash); }
.badge-active { color: var(--phosphor); background: var(--phosphor-wash); }
.badge-revoked { color: var(--ink-faint); background: transparent; }

/* ── Filters ──────────────────────────────────────── */

.filters {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-select, .filter-input {
  padding: 8px 12px;
  font-size: 16px; /* iOS zoom */
  font-family: var(--mono);
  color: var(--ink);
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: 0;
  outline: none;
  transition: border-color var(--t), box-shadow var(--t);
}
.filter-select:focus, .filter-input:focus {
  border-color: var(--signal);
  box-shadow: 2px 2px 0 var(--signal);
}

/* ── Pagination ───────────────────────────────────── */

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  border-top: 1px solid var(--rule);
  background: var(--paper-deep);
  font-family: var(--mono);
  font-size: var(--t-xs);
  color: var(--ink-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.pagination-links { display: flex; gap: 8px; }

.pagination-link {
  padding: 5px 12px;
  border: 1px solid var(--rule);
  border-radius: 0;
  font-family: var(--mono);
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--paper-raised);
  transition: all var(--t);
  text-decoration: none;
}
.pagination-link:hover {
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
}

/* ── Message detail ───────────────────────────────── */

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-bottom: 24px;
  border: 1px solid var(--rule);
  background: var(--paper-raised);
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 20px;
  border-right: 1px solid var(--rule-faint);
  border-bottom: 1px solid var(--rule-faint);
}
.detail-item:nth-child(2n) { border-right: none; }

.detail-label {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-faint);
}

.detail-value {
  font-family: var(--mono);
  font-size: var(--t-md);
  color: var(--ink);
  font-weight: 500;
}

.detail-value.mono {
  font-family: var(--mono);
  font-size: var(--t-sm);
}

.message-body {
  background: var(--paper-shade);
  border: 1px solid var(--rule-soft);
  border-left: 3px solid var(--signal);
  border-radius: 0;
  padding: 16px 18px;
  font-family: var(--mono);
  font-size: var(--t-md);
  line-height: 1.7;
  color: var(--ink);
  margin-top: 8px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* Timeline */
.timeline {
  margin-top: 24px;
  padding-left: 24px;
  border-left: 1px solid var(--rule);
  position: relative;
}

.timeline-event {
  position: relative;
  padding: 0 0 24px 24px;
}
.timeline-event:last-child { padding-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: -29px;
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ink-faint);
  border: 2px solid var(--paper);
  box-shadow: 0 0 0 1px var(--ink-faint);
}

.timeline-dot--green { background: var(--phosphor); box-shadow: 0 0 0 1px var(--phosphor); }
.timeline-dot--blue { background: var(--signal); box-shadow: 0 0 0 1px var(--signal); }
.timeline-dot--red { background: var(--red); box-shadow: 0 0 0 1px var(--red); }
.timeline-dot--amber { background: var(--amber); box-shadow: 0 0 0 1px var(--amber); }

.timeline-title {
  font-family: var(--mono);
  font-size: var(--t-sm);
  font-weight: 600;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.timeline-time {
  font-family: var(--mono);
  font-size: var(--t-xs);
  color: var(--ink-faint);
  letter-spacing: 0.04em;
  margin-top: 2px;
}

/* ── API key display ──────────────────────────────── */

.new-key-banner {
  background: var(--signal-wash);
  border: 1px solid var(--signal);
  border-left-width: 4px;
  border-radius: 0;
  padding: 18px 20px;
  margin-bottom: 20px;
}

.new-key-banner p {
  font-family: var(--mono);
  font-size: var(--t-sm);
  color: var(--ink);
  margin-bottom: 10px;
  line-height: 1.6;
}

.new-key-banner strong {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--signal);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 700;
}

.key-display {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 12px 14px;
  background: var(--carbon);
  border: 1px solid var(--carbon-line);
  border-radius: 0;
  font-family: var(--mono);
  font-size: var(--t-sm);
  color: #e8b97a;
  word-break: break-all;
  user-select: all;
}

/* ── Docs ─────────────────────────────────────────── */

.docs-section {
  margin-bottom: 36px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--rule-soft);
}
.docs-section:last-child { border-bottom: none; }

.docs-section h3 {
  font-family: var(--display);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
  line-height: 1.05;
}

.docs-section p {
  font-family: var(--mono);
  color: var(--ink-soft);
  font-size: var(--t-sm);
  margin-bottom: 14px;
  line-height: 1.75;
  max-width: 70ch;
}

.docs-code {
  background: var(--carbon);
  border: 1px solid var(--carbon-line);
  border-radius: 0;
  padding: 16px 18px;
  overflow-x: auto;
  margin-bottom: 12px;
  box-shadow: 3px 3px 0 var(--ink);
}

.docs-code pre {
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.75;
  color: #cdc2ab;
  margin: 0;
}

.docs-code .hl-comment { color: #6b5f4e; font-style: italic; }
.docs-code .hl-string  { color: #e8b97a; }
.docs-code .hl-key     { color: var(--phosphor); }
.docs-code .hl-flag    { color: #9cc8e8; }
.docs-code .hl-url     { color: #d4b3e0; }

.docs-endpoint {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--paper-shade);
  border: 1px solid var(--rule);
  border-left-width: 3px;
  border-left-color: var(--signal);
  border-radius: 0;
  margin-bottom: 10px;
  font-family: var(--mono);
  font-size: var(--t-sm);
  overflow-x: auto;
  word-break: break-all;
  color: var(--ink);
  font-weight: 500;
}

.docs-method {
  padding: 2px 8px;
  border: 1px solid currentColor;
  border-radius: 0;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  flex-shrink: 0;
}

.docs-method--post { color: var(--phosphor); background: var(--phosphor-wash); }
.docs-method--get  { color: var(--signal); background: var(--signal-wash); }

.docs-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 12px;
}

.docs-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: var(--t-sm);
}

.docs-table th {
  text-align: left;
  padding: 9px 12px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: var(--paper-deep);
  border: 1px solid var(--rule);
  color: var(--ink);
}

.docs-table td {
  padding: 9px 12px;
  border: 1px solid var(--rule-soft);
  white-space: normal;
  color: var(--ink-soft);
}

.docs-table code {
  font-family: var(--mono);
  font-size: 12px;
  background: var(--paper-shade);
  padding: 1px 5px;
  border-radius: 0;
  color: var(--signal-deep);
  font-weight: 600;
}

/* ── Alerts ───────────────────────────────────────── */

.alert {
  padding: 12px 16px;
  border-radius: 0;
  font-family: var(--mono);
  font-size: var(--t-sm);
  font-weight: 500;
  margin-bottom: 16px;
  border: 1px solid;
  border-left-width: 3px;
  letter-spacing: 0.02em;
}

.alert-success {
  background: var(--phosphor-wash);
  color: var(--phosphor);
  border-color: var(--phosphor);
}
.alert-error {
  background: var(--red-wash);
  color: var(--red);
  border-color: var(--red);
}

/* ── Empty state ──────────────────────────────────── */

.empty-state {
  text-align: center;
  padding: 56px 24px;
  color: var(--ink-faint);
  font-family: var(--mono);
}

.empty-state p {
  font-size: var(--t-sm);
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

/* ── Modal ────────────────────────────────────────── */

.modal { display: none; }
.modal.modal-open { display: block; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 16, 0.55);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  z-index: 500;
}

.modal-dialog {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  max-width: 480px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 0;
  box-shadow: 8px 8px 0 var(--signal);
  z-index: 501;
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  border-bottom: 1px solid var(--rule);
  background: var(--paper-deep);
}

.modal-title {
  font-family: var(--mono);
  font-size: var(--t-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
}
.modal-title::before {
  content: "§ ";
  color: var(--signal);
}

.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  color: var(--ink-muted);
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
  transition: color var(--t);
  font-family: var(--mono);
}
.modal-close:hover { color: var(--signal); }

.modal-body { padding: 22px 24px; }
.modal-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--rule);
  background: var(--paper-deep);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ── Conversation detail (chat-app layout) ────────── */

.convo-header {
  padding-bottom: 18px;
  margin-bottom: 18px;
}

.convo-shell {
  display: flex;
  flex-direction: column;
  /* Fill the viewport minus sidebar padding, page header, and a small gutter */
  height: calc(100vh - 220px);
  min-height: 420px;
  border: 1px solid var(--rule);
  background: var(--paper-raised);
}

.convo-shell .thread {
  flex: 1 1 auto;
  overflow-y: auto;
  max-height: none;
  padding: 24px 22px;
  /* subtle ledger lines for atmosphere */
  background:
    linear-gradient(to bottom,
      transparent 0,
      transparent calc(1.55rem - 1px),
      rgba(26, 22, 18, 0.02) calc(1.55rem - 1px),
      rgba(26, 22, 18, 0.02) 1.55rem);
  background-size: 100% 1.55rem;
}

.thread-empty {
  font-family: var(--mono);
  font-size: var(--t-sm);
  color: var(--ink-faint);
  text-align: center;
  padding: 40px 20px;
}

.composer-result {
  padding: 0 16px;
}
.composer-result:empty { display: none; }
.composer-result .alert { margin: 10px 0 0; }

.composer {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 12px 14px;
  border-top: 1px solid var(--rule);
  background: var(--paper-deep);
  flex-shrink: 0;
}

.composer-textwrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.composer-seg {
  margin-top: 0;
  padding: 0 4px;
}

.composer-input {
  flex: 1;
  min-height: 42px;
  max-height: 160px;
  resize: none;
  padding: 10px 14px;
  font-family: var(--mono);
  font-size: 16px; /* iOS zoom */
  line-height: 1.5;
  border: 1px solid var(--rule);
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  outline: none;
  transition: border-color var(--t), box-shadow var(--t);
  overflow-y: auto;
}
.composer-input:focus {
  border-color: var(--signal);
  box-shadow: 2px 2px 0 var(--signal);
}
.composer-input::placeholder { color: var(--ink-faint); }

.composer-send {
  flex-shrink: 0;
  height: 42px;
  width: 42px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  border-radius: 0;
  cursor: pointer;
  box-shadow: 2px 2px 0 var(--signal);
  transition: transform 0.12s var(--ease), background var(--t), box-shadow var(--t);
}
.composer-send:hover {
  background: var(--signal);
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--ink);
}
.composer-send svg { display: block; }

/* ── Suppressed-contact banner (replaces composer) ── */

.convo-suppressed {
  flex-shrink: 0;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  background: var(--red-wash);
  border-top: 1px solid var(--rule);
  border-left: 4px solid var(--red);
  color: var(--ink);
  font-family: var(--mono);
}
.convo-suppressed-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--red);
  border: 1px solid var(--red);
  border-radius: 50%;
  background: var(--paper);
}
.convo-suppressed-title {
  font-size: var(--t-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--red);
  margin-bottom: 4px;
  text-transform: uppercase;
}
.convo-suppressed-desc {
  font-size: var(--t-sm);
  line-height: 1.6;
  color: var(--ink-soft);
}
.convo-suppressed-desc a {
  color: var(--red);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.convo-suppressed-desc a:hover { color: var(--ink); }

/* ── Conversation list (rows are clickable) ───────── */

.convo-row { transition: background var(--t); }
.convo-row:hover { background: var(--paper-deep); }
.convo-row td { vertical-align: middle; }

/* ── Conversation thread ──────────────────────────── */

.thread {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: 600px;
  overflow-y: auto;
  background:
    linear-gradient(to bottom, transparent 0, transparent calc(1.55rem - 1px), rgba(26, 22, 18, 0.025) calc(1.55rem - 1px), rgba(26, 22, 18, 0.025) 1.55rem);
  background-size: 100% 1.55rem;
}

.thread-message { display: flex; }
.thread-message--outbound { justify-content: flex-end; }
.thread-message--inbound  { justify-content: flex-start; }

.thread-bubble {
  max-width: 75%;
  padding: 10px 14px;
  border-radius: 0;
  font-family: var(--mono);
  font-size: var(--t-sm);
  line-height: 1.55;
  border: 1px solid var(--rule);
}

.thread-message--outbound .thread-bubble {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
  box-shadow: -3px 3px 0 var(--signal);
}

.thread-message--inbound .thread-bubble {
  background: var(--paper-shade);
  color: var(--ink);
  box-shadow: 3px 3px 0 var(--rule-soft);
}

.thread-text {
  white-space: pre-wrap;
  word-break: break-word;
}

.thread-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.75;
}

.thread-message--outbound .thread-meta { justify-content: flex-end; }
.thread-message--outbound .badge {
  border-color: rgba(242, 236, 224, 0.4);
  color: var(--paper);
  background: rgba(242, 236, 224, 0.1);
}

/* ── Slideover drawer (delivery detail) ───────────── */

.drawer {
  position: fixed;
  inset: 0;
  z-index: 400;
  pointer-events: none;
}

.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(20, 18, 16, 0.45);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity 0.24s ease;
}

.drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(560px, 92vw);
  background: var(--paper);
  border-left: 1px solid var(--rule);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.28s cubic-bezier(0.22, 0.61, 0.36, 1),
              box-shadow 0.28s ease;
  display: flex;
  flex-direction: column;
}

.drawer.open { pointer-events: auto; }
.drawer.open .drawer-backdrop { opacity: 1; }
.drawer.open .drawer-panel {
  transform: translateX(0);
  box-shadow: -6px 0 0 var(--signal), -18px 0 30px rgba(20, 18, 16, 0.18);
}

.drawer-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--rule);
  background: var(--paper-deep);
  position: sticky;
  top: 0;
  z-index: 1;
}

.drawer-eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 6px;
}

.drawer-title {
  font-family: var(--mono);
  font-size: var(--t-md);
  font-weight: 600;
  color: var(--ink);
  word-break: break-all;
}

.drawer-body {
  padding: 22px 24px 32px;
  flex: 1;
}

.drawer-dl {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 10px 16px;
  margin-bottom: 24px;
}

.drawer-dl dt {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding-top: 2px;
}

.drawer-dl dd {
  font-family: var(--mono);
  font-size: var(--t-sm);
  color: var(--ink);
  word-break: break-word;
}

.drawer-dl dd.mono { font-size: var(--t-xs); }

.drawer-section { margin-top: 20px; }

.drawer-section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--rule-soft);
}

.drawer-kbd {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  color: var(--signal);
  border: 1px solid var(--signal);
  padding: 1px 6px;
  border-radius: 0;
}

.drawer-pre {
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.55;
  color: #cdc2ab;
  background: var(--carbon);
  border: 1px solid var(--carbon-line);
  padding: 14px 16px;
  overflow-x: auto;
  white-space: pre;
  max-height: 420px;
  overflow-y: auto;
  margin: 0;
}

.drawer-error {
  font-family: var(--mono);
  font-size: var(--t-sm);
  color: var(--red);
  background: var(--red-wash);
  border-left: 3px solid var(--red);
  padding: 10px 14px;
  word-break: break-word;
}

.drawer-actions {
  display: flex;
  gap: 10px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}

/* Delivery row clickable affordance */
.delivery-id-link {
  color: var(--signal);
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}
.delivery-id-link:hover {
  color: var(--signal-deep);
  text-decoration: underline;
}

/* ── Developer sub-nav (tabs under page header) ───── */

.dev-nav {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 28px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.dev-nav-link {
  font-family: var(--mono);
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding: 12px 18px;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px; /* sit the active underline right on the container's border */
  transition: color var(--t), border-color var(--t);
  text-decoration: none;
  white-space: nowrap;
}
.dev-nav-link:hover {
  color: var(--ink);
  text-decoration: none;
}
.dev-nav-link--active {
  color: var(--ink);
  border-bottom-color: var(--signal);
}

/* ── Pack picker (billing page) ───────────────────── */

.pack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--rule);
}

.pack-card {
  padding: 24px 22px 22px;
  border-right: 1px solid var(--rule-soft);
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  transition: background var(--t);
}
.pack-card:last-child { border-right: none; }
.pack-card:hover { background: var(--paper-deep); }

.pack-badge {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 10px;
}

.pack-name {
  font-family: var(--display);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--ink);
  line-height: 1;
  letter-spacing: -0.01em;
}

.pack-price {
  font-family: var(--display);
  font-size: 2.75rem;
  font-weight: 400;
  font-style: italic;
  color: var(--signal);
  line-height: 1;
  letter-spacing: -0.02em;
  margin-top: 8px;
  font-variant-numeric: tabular-nums;
}

.pack-credits {
  font-family: var(--mono);
  font-size: var(--t-md);
  color: var(--ink);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.pack-credits-unit {
  color: var(--ink-muted);
  font-weight: 400;
}

.pack-per {
  font-family: var(--mono);
  font-size: var(--t-xs);
  color: var(--ink-muted);
  letter-spacing: 0.04em;
  margin-bottom: 14px;
}

.pack-buy {
  margin-top: auto;
}

/* Stripe Payment Element sits in our modal body — give it some breathing
   room so the embedded card form isn't squished. */
#payment-element {
  min-height: 300px;
}

@media (max-width: 900px) {
  .pack-grid { grid-template-columns: repeat(2, 1fr); }
  .pack-card:nth-child(2) { border-right: none; }
  .pack-card:nth-child(-n+2) { border-bottom: 1px solid var(--rule-soft); }
  .billing-two-col { grid-template-columns: 1fr !important; }
}

@media (max-width: 560px) {
  .pack-grid { grid-template-columns: 1fr; }
  .pack-card { border-right: none; border-bottom: 1px solid var(--rule-soft); }
  .pack-card:last-child { border-bottom: none; }
}

/* ── Responsive ───────────────────────────────────── */

@media (max-width: 900px) {
  .auth-page { grid-template-columns: 1fr; }
  .auth-aside { display: none; }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .sidebar-toggle-input:checked ~ .sidebar {
    transform: translateX(0);
    box-shadow: 6px 0 0 var(--signal);
  }

  .sidebar-overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(20, 18, 16, 0.4);
    z-index: 190;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }
  .sidebar-toggle-input:checked ~ .sidebar-overlay {
    opacity: 1;
    pointer-events: auto;
  }

  .mobile-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
    padding: 0 16px;
    height: 52px;
    gap: 12px;
  }

  .mobile-hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid var(--rule);
    color: var(--ink);
    cursor: pointer;
    transition: background var(--t);
    background: var(--paper-raised);
  }
  .mobile-hamburger:hover { background: var(--paper-deep); }

  .portal-main {
    margin-left: 0;
    padding: 28px 20px 56px;
  }

  .page-title { font-size: 1.85rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-item { border-right: none !important; }
  .filters { flex-direction: column; }
  .filter-select, .filter-input { width: 100%; }

  .modal-dialog {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    transform: none;
    max-width: none;
    border-radius: 0;
    box-shadow: 0 -6px 0 var(--signal);
  }
}

@media (min-width: 769px) {
  .mobile-topbar { display: none; }
  .sidebar-overlay { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}