/* ========================================
   Needles SOP — Brand & System styles
   ======================================== */

:root {
  /* Brand */
  --needles-navy: #0E1B2C;
  --needles-navy-2: #142539;
  --needles-blue: #3B82F6;
  --needles-blue-deep: #1E40AF;
  --needles-blue-soft: #DBEAFE;

  /* Surfaces */
  --bg-page: #0E1B2C;
  --bg-card: #F5F1EA;
  --bg-card-hover: #ECE5D8;
  --bg-card-inner: #FFFFFF;
  --bg-divider: #E5DCC8;

  /* Text */
  --text-on-dark: #F5F1EA;
  --text-on-dark-muted: #9AA8BB;
  --text-on-light: #1A1A1A;
  --text-on-light-muted: #5C5C5C;

  /* Badges */
  --badge-auto-bg: #1F4D2A;
  --badge-auto-fg: #BBE5C4;
  --badge-manual-bg: #4A2A6E;
  --badge-manual-fg: #DAC4F2;
  --badge-form-bg: #6E2A5F;
  --badge-form-fg: #F2C4E5;
  --badge-notif-c-bg: #6E4A2A;
  --badge-notif-c-fg: #F2DAC4;
  --badge-notif-i-bg: #2A5F6E;
  --badge-notif-i-fg: #C4E5F2;
  --badge-decision-bg: #1E3A8A;
  --badge-decision-fg: #BFD4FF;
  --badge-script-bg: #6E5F2A;
  --badge-script-fg: #F2E5C4;
  --badge-lp-bg: #4A1F4D;
  --badge-lp-fg: #E0BBE5;

  /* Layout */
  --maxw: 1280px;
  --gap: 1.5rem;
  --radius-card: 8px;
  --radius-pill: 999px;

  /* Type */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Source Serif 4", "Georgia", "Times New Roman", serif;
  --font-mono: "JetBrains Mono", "SF Mono", "Consolas", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  background: var(--bg-page);
  color: var(--text-on-dark);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

a { color: inherit; }

/* ========================================
   Header
   ======================================== */

.site-header {
  background: var(--needles-navy);
  padding: 2.5rem 2rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.site-header__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.site-header__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: .35rem;
}

.brand__title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  margin: 0;
  letter-spacing: -.01em;
}

.brand__subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: .95rem;
  color: var(--text-on-dark-muted);
  margin: 0;
}

.lang-toggle {
  display: inline-flex;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.lang-toggle button {
  background: transparent;
  color: var(--text-on-dark-muted);
  border: 0;
  padding: .45rem .85rem;
  font-family: var(--font-sans);
  font-size: .75rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  cursor: pointer;
  font-weight: 600;
}

.lang-toggle button.is-active {
  background: var(--text-on-dark);
  color: var(--needles-navy);
}

/* Legend */

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-top: .5rem;
}

.legend__item {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .8rem;
}

.legend__bar {
  width: 4px;
  height: 28px;
  border-radius: 2px;
}

.legend__label {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.legend__label strong {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.legend__label span {
  color: var(--text-on-dark-muted);
  font-size: .75rem;
}

/* ========================================
   Tabs
   ======================================== */

.tabs {
  background: var(--bg-card);
  border-bottom: 1px solid var(--bg-divider);
  padding: 0 2rem;
  position: sticky;
  top: 0;
  z-index: 10;
}

.tabs__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  gap: 0;
  flex-wrap: wrap;
}

.tab-btn {
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 1rem 1.25rem;
  font-family: var(--font-sans);
  cursor: pointer;
  color: var(--text-on-light-muted);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  font-size: .8rem;
}

.tab-btn strong {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.tab-btn span {
  font-size: .9rem;
  font-weight: 500;
}

.tab-btn:hover {
  color: var(--text-on-light);
}

.tab-btn.is-active {
  color: var(--text-on-light);
  border-bottom-color: var(--needles-blue);
  background: var(--bg-card-hover);
}

/* ========================================
   Main / panels
   ======================================== */

main {
  background: var(--bg-card);
  min-height: 80vh;
  padding: 3rem 2rem 6rem;
}

.panel {
  display: none;
  max-width: var(--maxw);
  margin: 0 auto;
}

.panel.is-active { display: block; }

/* ========================================
   Hero card (System overview)
   ======================================== */

.hero {
  background: var(--bg-card-inner);
  border: 1px solid var(--bg-divider);
  border-radius: var(--radius-card);
  padding: 2rem;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-on-light-muted);
  margin: 0 0 .5rem;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  margin: 0 0 .5rem;
  color: var(--text-on-light);
  font-weight: 400;
  letter-spacing: -.01em;
}

.hero__sub {
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--needles-blue-deep);
  margin: 0 0 1rem;
}

.hero__desc {
  color: var(--text-on-light);
  margin: 0;
  font-size: .95rem;
  line-height: 1.65;
}

.hero__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-content: start;
}

.stat__num {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: var(--text-on-light);
  margin: 0 0 .25rem;
  line-height: 1;
}

.stat__label {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-on-light-muted);
  margin: 0;
}

/* Info card (record-level) */

.info-card {
  background: var(--bg-card-inner);
  border: 1px solid var(--bg-divider);
  border-radius: var(--radius-card);
  padding: 1.5rem 2rem;
  margin-bottom: 2.5rem;
}

.info-card__eyebrow {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-on-light-muted);
  margin: 0 0 .35rem;
}

.info-card__title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--text-on-light);
  margin: 0 0 .5rem;
  font-weight: 400;
}

.info-card__body {
  color: var(--text-on-light);
  font-size: .9rem;
  line-height: 1.7;
}

.info-card__body strong { font-weight: 600; }
.info-card__body em { color: var(--text-on-light-muted); font-style: normal; }

/* ========================================
   Phase header (table section)
   ======================================== */

.phase {
  background: var(--needles-blue-soft);
  border-left: 4px solid var(--needles-blue-deep);
  padding: 1.25rem 1.5rem;
  display: grid;
  grid-template-columns: auto 1fr 2fr;
  gap: 1.5rem;
  margin: 3rem 0 1.5rem;
  align-items: start;
}

.phase__letter {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--needles-blue-deep);
  margin: 0;
  line-height: 1;
}

.phase__head {
  display: flex;
  flex-direction: column;
}

.phase__eyebrow {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--needles-blue-deep);
}

.phase__title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.35rem;
  color: var(--text-on-light);
  margin: .25rem 0 0;
  font-weight: 400;
}

.phase__desc {
  color: var(--text-on-light);
  font-size: .85rem;
  line-height: 1.6;
  margin: 0;
}

/* ========================================
   State card (automation step)
   ======================================== */

.state {
  background: var(--bg-card-inner);
  border: 1px solid var(--bg-divider);
  border-radius: var(--radius-card);
  padding: 1.25rem 1.5rem;
  margin: 0 auto 0;
  max-width: 760px;
  position: relative;
}

.state + .state { margin-top: 1.25rem; }

.state__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: .75rem;
}

.state__num {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-on-light-muted);
}

.actor {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  border: 1px solid var(--bg-divider);
  padding: .25rem .55rem;
  border-radius: 2px;
  color: var(--text-on-light);
  background: #fafafa;
}

.state__title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--text-on-light);
  margin: 0 0 .5rem;
  font-weight: 400;
}

.state__body {
  color: var(--text-on-light);
  font-size: .88rem;
  line-height: 1.6;
  margin: 0 0 .85rem;
}

.state__body strong { font-weight: 600; }
.state__body code {
  font-family: var(--font-mono);
  font-size: .8rem;
  background: var(--bg-card);
  padding: 1px 6px;
  border-radius: 3px;
}

/* ========================================
   Badges
   ======================================== */

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-top: .25rem;
}

.badge {
  font-family: var(--font-mono);
  font-size: .7rem;
  padding: .3rem .55rem;
  border-radius: 3px;
  letter-spacing: .03em;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: .35rem;
}

.badge::before {
  content: attr(data-kind);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .65rem;
  opacity: .9;
}

.badge--auto    { background: var(--badge-auto-bg);    color: var(--badge-auto-fg); }
.badge--manual  { background: var(--badge-manual-bg);  color: var(--badge-manual-fg); }
.badge--form    { background: var(--badge-form-bg);    color: var(--badge-form-fg); }
.badge--notif-c { background: var(--badge-notif-c-bg); color: var(--badge-notif-c-fg); }
.badge--notif-i { background: var(--badge-notif-i-bg); color: var(--badge-notif-i-fg); }
.badge--decision{ background: var(--badge-decision-bg);color: var(--badge-decision-fg); }
.badge--script  { background: var(--badge-script-bg);  color: var(--badge-script-fg); }
.badge--lp      { background: var(--badge-lp-bg);      color: var(--badge-lp-fg); }

/* ========================================
   Decision (branching)
   ======================================== */

.decision {
  border: 2px solid var(--needles-blue-deep);
  background: transparent;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-card);
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.decision__title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--needles-blue-deep);
  margin: 0 0 .25rem;
  font-weight: 400;
}

.decision__sub {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-on-light-muted);
  margin: 0;
}

/* Track grid */

.tracks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.track {
  border: 1px dashed #C9BFA8;
  border-radius: var(--radius-card);
  padding: 1.25rem;
  background: rgba(255,255,255,.4);
}

.track__head {
  text-align: center;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px dashed #C9BFA8;
}

.track__eyebrow {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-on-light-muted);
}

.track__title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--text-on-light);
  margin: .25rem 0;
  font-weight: 400;
}

.track__sub {
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--text-on-light-muted);
}

/* Arrow connector */

.arrow {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 32px;
  color: var(--text-on-light-muted);
}

.arrow::after {
  content: "";
  display: block;
  width: 1px;
  height: 100%;
  background: #C9BFA8;
  position: relative;
}

.arrow--with-head::after {
  background: linear-gradient(to bottom, #C9BFA8, #C9BFA8 90%, transparent);
}

.arrow::before {
  content: "▼";
  font-size: .7rem;
  position: absolute;
  margin-top: 22px;
  color: #B8AC91;
}

.arrow {
  position: relative;
}

.arrow.split {
  height: 60px;
}

/* Sub-options grid */

.options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: .85rem;
  margin: .75rem 0;
}

.option {
  border: 1px solid var(--bg-divider);
  background: #fafafa;
  border-radius: 4px;
  padding: .85rem;
  font-size: .82rem;
  line-height: 1.5;
  color: var(--text-on-light);
}

.option__head {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-on-light-muted);
  margin-bottom: .4rem;
}

/* ========================================
   Tables (data model)
   ======================================== */

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card-inner);
  margin: 1rem 0 2rem;
  font-size: .85rem;
}

.data-table th, .data-table td {
  border: 1px solid var(--bg-divider);
  padding: .65rem .85rem;
  text-align: left;
  color: var(--text-on-light);
  vertical-align: top;
}

.data-table th {
  background: var(--bg-card-hover);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text-on-light-muted);
  font-weight: 600;
}

.data-table code {
  font-family: var(--font-mono);
  font-size: .78rem;
  background: var(--bg-card);
  padding: 1px 5px;
  border-radius: 3px;
}

/* ========================================
   App mockup (Review App / Visual Generator)
   ======================================== */

.mockup {
  background: var(--bg-card-inner);
  border: 1px solid var(--bg-divider);
  border-radius: var(--radius-card);
  overflow: hidden;
  margin: 1rem 0 1.5rem;
}

.mockup__bar {
  background: #2C3E50;
  padding: .6rem .85rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}

.mockup__dots {
  display: flex;
  gap: .35rem;
}

.mockup__dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #4F6175;
}

.mockup__url {
  flex: 1;
  background: #1B2735;
  color: #9AA8BB;
  padding: .35rem .75rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: .75rem;
}

.mockup__body {
  padding: 2rem;
  background: #f9f7f3;
  min-height: 220px;
}

.mockup__hero {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--text-on-light);
  margin: 0 0 .35rem;
}

.mockup__sub {
  color: var(--text-on-light-muted);
  font-size: .9rem;
  margin: 0 0 1.25rem;
}

.mockup__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.mockup__card {
  background: #fff;
  border: 1px solid var(--bg-divider);
  border-radius: 6px;
  padding: 1rem;
  font-size: .8rem;
  color: var(--text-on-light);
}

.mockup__placeholder {
  background: linear-gradient(135deg, #DBEAFE, #c2dafd);
  height: 120px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--needles-blue-deep);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  margin-bottom: .65rem;
}

.mockup__placeholder.tall { height: 180px; }
.mockup__placeholder.short { height: 60px; }

.mockup__textarea {
  background: #f3f1ed;
  border-radius: 4px;
  padding: .55rem;
  font-size: .75rem;
  color: var(--text-on-light-muted);
  margin-top: .35rem;
}

/* ========================================
   How-to / SOP cards
   ======================================== */

.howto-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.howto {
  background: var(--bg-card-inner);
  border: 1px solid var(--bg-divider);
  border-radius: var(--radius-card);
  padding: 1.5rem;
}

.howto__num {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--needles-blue-deep);
  margin: 0;
  line-height: 1;
}

.howto__title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--text-on-light);
  margin: .35rem 0 .85rem;
  font-weight: 400;
}

.howto__steps {
  margin: 0;
  padding-left: 1.1rem;
  font-size: .85rem;
  color: var(--text-on-light);
  line-height: 1.65;
}

.howto__steps li { margin-bottom: .35rem; }
.howto__steps code {
  font-family: var(--font-mono);
  font-size: .78rem;
  background: var(--bg-card);
  padding: 1px 5px;
  border-radius: 3px;
}

/* ========================================
   Stack tools
   ======================================== */

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.tool {
  background: var(--bg-card-inner);
  border: 1px solid var(--bg-divider);
  border-radius: var(--radius-card);
  padding: 1.25rem;
}

.tool__name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--text-on-light);
  margin: 0 0 .25rem;
  font-weight: 400;
}

.tool__role {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--needles-blue-deep);
  margin: 0 0 .65rem;
}

.tool__desc {
  font-size: .85rem;
  color: var(--text-on-light);
  line-height: 1.55;
  margin: 0 0 .65rem;
}

.tool__link {
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--needles-blue-deep);
  text-decoration: none;
  border-bottom: 1px dashed currentColor;
}

/* Section title */

.section-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--text-on-light);
  margin: 3rem 0 .25rem;
  font-weight: 400;
  letter-spacing: -.01em;
}

.section-title:first-child { margin-top: 0; }

.section-sub {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--text-on-light-muted);
  margin: 0 0 1.5rem;
  font-size: .95rem;
}

/* Anchor headers within tabs */

.anchor-nav {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 2rem;
  padding: .85rem 1rem;
  background: rgba(14,27,44,.04);
  border-radius: var(--radius-card);
}

.anchor-nav a {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text-on-light);
  text-decoration: none;
  padding: .35rem .7rem;
  border: 1px solid var(--bg-divider);
  border-radius: var(--radius-pill);
  background: #fff;
  transition: all .15s ease;
}

.anchor-nav a:hover {
  background: var(--needles-blue);
  color: #fff;
  border-color: var(--needles-blue);
}

/* ========================================
   Cycle (review loop)
   ======================================== */

.cycle {
  border: 2px dashed var(--needles-blue-deep);
  background: rgba(59,130,246,0.06);
  border-radius: var(--radius-card);
  padding: 1.25rem 1.5rem;
  margin: 0 auto 1.25rem;
  max-width: 760px;
  position: relative;
}

.cycle::before {
  content: "↻ CYCLE";
  position: absolute;
  top: -10px;
  left: 1.5rem;
  background: var(--needles-blue-deep);
  color: #fff;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
}

.cycle__title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--needles-blue-deep);
  margin: .35rem 0 .5rem;
  font-weight: 400;
}

.cycle__body {
  color: var(--text-on-light);
  font-size: .85rem;
  line-height: 1.65;
  margin: 0;
}

.cycle__body strong { font-weight: 600; }
.cycle__body code {
  font-family: var(--font-mono);
  font-size: .78rem;
  background: var(--bg-card);
  padding: 1px 5px;
  border-radius: 3px;
}

/* Loopback button (replaces broken arrow--loop) */

.loop-back {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  background: var(--needles-blue-deep);
  color: #fff;
  border: 0;
  padding: .55rem 1rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  cursor: pointer;
  margin: 1rem auto 0;
  transition: background .15s ease, transform .15s ease;
  font-weight: 600;
}

.loop-back__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  font-size: .85rem;
  line-height: 1;
}

.loop-back:hover {
  background: var(--needles-blue);
  transform: translateY(-1px);
}

.loop-back-wrap {
  display: flex;
  justify-content: center;
  margin-top: .25rem;
}

/* Pulse animation applied to the target step on hover/click */

.is-loop-target {
  position: relative;
  animation: loop-target-pulse 1.4s ease-in-out infinite;
  border-color: var(--needles-blue) !important;
}

.is-loop-target::after {
  content: "";
  position: absolute;
  inset: -8px;
  border: 2px solid var(--needles-blue);
  border-radius: calc(var(--radius-card) + 6px);
  pointer-events: none;
  animation: loop-target-ring 1.4s ease-out infinite;
}

@keyframes loop-target-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(59,130,246, 0.55); }
  50%      { box-shadow: 0 0 0 14px rgba(59,130,246, 0); }
}

@keyframes loop-target-ring {
  0%   { opacity: 1;    transform: scale(1); }
  100% { opacity: 0;    transform: scale(1.05); }
}

/* ========================================
   Inline how-to (within table sections)
   ======================================== */

.howto-inline {
  background: linear-gradient(180deg, #FFF8EC 0%, #FCF1D9 100%);
  border: 1px solid #E8D9A8;
  border-radius: var(--radius-card);
  padding: 1.5rem;
  margin: 1rem 0 2rem;
  position: relative;
}

.howto-inline::before {
  content: "▶ SOP";
  position: absolute;
  top: -10px;
  left: 1.5rem;
  background: #8A6E1A;
  color: #FFF8EC;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  font-weight: 700;
}

.howto-inline__title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--text-on-light);
  margin: .35rem 0 .85rem;
  font-weight: 400;
}

.howto-inline__steps {
  margin: 0;
  padding-left: 1.2rem;
  font-size: .88rem;
  color: var(--text-on-light);
  line-height: 1.7;
}

.howto-inline__steps li { margin-bottom: .35rem; }

.howto-inline__steps code {
  font-family: var(--font-mono);
  font-size: .78rem;
  background: rgba(0,0,0,0.06);
  padding: 1px 5px;
  border-radius: 3px;
}

.howto-inline__steps a {
  color: var(--needles-blue-deep);
  text-decoration: underline;
  text-decoration-style: dashed;
  text-underline-offset: 3px;
}

/* ========================================
   Form link callout
   ======================================== */

.form-link {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  background: var(--needles-blue-deep);
  color: #fff;
  padding: .75rem 1.1rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: .8rem;
  text-decoration: none;
  margin: .5rem 0;
  transition: transform .15s ease;
}

.form-link:hover { transform: translateY(-1px); background: var(--needles-blue); }

.form-link::before {
  content: "FORM";
  font-size: .65rem;
  letter-spacing: .12em;
  background: rgba(255,255,255,0.2);
  padding: 2px 6px;
  border-radius: 2px;
  font-weight: 700;
}

.form-link--link::before { content: "LINK"; }

.form-link__url {
  font-family: var(--font-mono);
  font-size: .72rem;
  opacity: .85;
}

/* ========================================
   App selector (Web Apps tab)
   ======================================== */

.app-selector {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: .75rem;
  margin: 1.5rem 0 2.5rem;
}

.app-selector button {
  background: #fff;
  border: 1px solid var(--bg-divider);
  border-radius: var(--radius-card);
  padding: 1rem 1.1rem;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: all .15s ease;
}

.app-selector button:hover {
  border-color: var(--needles-blue);
  transform: translateY(-1px);
}

.app-selector button.is-active {
  background: var(--needles-navy);
  border-color: var(--needles-navy);
  color: var(--text-on-dark);
}

.app-selector__eyebrow {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  opacity: .7;
  margin-bottom: .25rem;
}

.app-selector__title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 400;
}

.app-view {
  display: none;
}

.app-view.is-active {
  display: block;
}

/* ========================================
   Field reference (highlighted Airtable field)
   ======================================== */

.field-ref {
  display: inline-block;
  background: #FFF8EC;
  border: 1px solid #E8D9A8;
  color: #8A6E1A;
  padding: 1px 7px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 600;
}

/* Footer */

footer.site-footer {
  background: var(--needles-navy-2);
  color: var(--text-on-dark-muted);
  padding: 2rem;
  font-size: .8rem;
  text-align: center;
}

/* Responsive */

@media (max-width: 880px) {
  .hero { grid-template-columns: 1fr; }
  .tracks { grid-template-columns: 1fr; }
  .phase { grid-template-columns: auto 1fr; }
  .phase__desc { grid-column: 1 / -1; }
  .mockup__grid { grid-template-columns: 1fr; }
}

/* Print */

@media print {
  .tabs, .lang-toggle { display: none; }
  .panel { display: block !important; }
  body { background: white; color: black; }
  main { background: white; padding: 1cm; }
}