/* ============================================================
   IIS RESCUE — style.css
   Dark industrial, amber accent, typography-only branding.
   ============================================================ */

:root {
  --bg: #0f1012;
  --bg-raise: #16171a;
  --bg-inset: #121316;
  --line: #26282c;
  --line-soft: #1d1f22;
  --text: #e7e5e0;
  --muted: #a29f97;
  --dim: #6e6b64;
  --amber: #ffb000;
  --amber-soft: rgba(255, 176, 0, 0.12);
  --amber-line: rgba(255, 176, 0, 0.35);
  --ok: #8a8781;
  --font-head: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", "Consolas", monospace;
  --max: 1080px;
  --radius: 6px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--amber); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

::selection { background: var(--amber); color: #141414; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- Typography ---------- */

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.015em;
}

h1 { font-size: clamp(2.1rem, 5.2vw, 3.4rem); }
h2 { font-size: clamp(1.55rem, 3.2vw, 2.2rem); margin-bottom: 1rem; }
h3 { font-size: 1.2rem; font-weight: 600; }

.kicker {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 1.1rem;
}

.kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 8px rgba(255, 176, 0, 0.5);
  flex: none;
}

.lede {
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 40em;
}

/* ---------- Header / nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15, 16, 18, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-soft);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.wordmark {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.14em;
  color: var(--text);
  text-transform: uppercase;
}
.wordmark:hover { text-decoration: none; }
.wordmark span { color: var(--amber); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}

.site-nav a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
}
.site-nav a:hover { color: var(--text); text-decoration: none; }

.site-nav .btn { color: #141414; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.12s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }

.btn-amber {
  background: var(--amber);
  color: #141414;
}
.btn-amber:hover { background: #ffc23a; }

.btn-ghost {
  border-color: var(--line);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--dim); }

/* ---------- Sections ---------- */

section { padding: 5.5rem 0; }

.section-line { border-top: 1px solid var(--line-soft); }

.section-head { margin-bottom: 3rem; max-width: 44em; }

/* ---------- Hero ---------- */

.hero {
  padding: 6.5rem 0 5.5rem;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 4rem;
  align-items: center;
}

.hero p.lede { margin: 1.4rem 0 2.2rem; }

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Status panel — the "warning lights" motif */

.status-panel {
  background: var(--bg-inset);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  overflow: hidden;
}

.status-panel header {
  padding: 0.7rem 1.1rem;
  border-bottom: 1px solid var(--line);
  color: var(--dim);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.68rem;
}

.status-row {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
}
.status-row:last-child { border-bottom: 0; }

.status-row .label { flex: 1; }
.status-row .state { color: var(--dim); font-size: 0.72rem; letter-spacing: 0.08em; }

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex: none;
}
.dot-warn {
  background: var(--amber);
  box-shadow: 0 0 10px rgba(255, 176, 0, 0.55);
  animation: blink 2.4s ease-in-out infinite;
}
.dot-off {
  background: #33362f;
  border: 1px solid #454840;
}

.status-row.cleared { color: var(--dim); }
.status-row.cleared .state { color: var(--ok); }

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

@media (prefers-reduced-motion: reduce) {
  .dot-warn { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Problem ---------- */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

.pain {
  border-top: 2px solid var(--amber);
  background: var(--bg-raise);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 1.6rem 1.5rem;
}
.pain h3 { margin-bottom: 0.6rem; }
.pain p { color: var(--muted); font-size: 0.97rem; }

/* ---------- Service cards ---------- */

.card {
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem 1.6rem;
  display: flex;
  flex-direction: column;
}

.card .tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 0.9rem;
}

.card h3 { font-size: 1.45rem; margin-bottom: 0.35rem; }
.card .subtitle { color: var(--amber); font-size: 0.95rem; margin-bottom: 0.9rem; font-weight: 500; }
.card p { color: var(--muted); font-size: 0.97rem; }
.card .fit {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line-soft);
  color: var(--dim);
  font-size: 0.88rem;
}
.card .fit strong { color: var(--muted); font-weight: 600; }

/* ---------- Details / expandables ---------- */

details { margin-top: 1.2rem; }

details summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
  user-select: none;
}
details summary::-webkit-details-marker { display: none; }
details summary:hover { color: var(--amber); }

details summary::before {
  content: "+";
  font-size: 1rem;
  color: var(--amber);
  width: 1em;
  transition: transform 0.15s ease;
}
details[open] summary::before { content: "–"; }

details .details-body {
  margin-top: 0.9rem;
  padding: 1rem 1.1rem;
  background: var(--bg-inset);
  border-left: 2px solid var(--amber-line);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--muted);
  font-size: 0.92rem;
}
details .details-body ul { padding-left: 1.1rem; }
details .details-body li { margin-bottom: 0.4rem; }
details .details-body li:last-child { margin-bottom: 0; }

/* ---------- How it works ---------- */

.phases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }

.phase {
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem 1.6rem;
}

.phase .num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber);
  letter-spacing: 0.2em;
  margin-bottom: 0.8rem;
}

.phase h3 { font-size: 1.35rem; margin-bottom: 0.5rem; }
.phase > p { color: var(--muted); font-size: 0.97rem; }

.steps { list-style: none; }
.steps li {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
  font-size: 0.92rem;
  color: var(--muted);
}
.steps li:last-child { margin-bottom: 0; }
.steps .n {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber);
  padding-top: 0.15em;
  flex: none;
}
.steps strong { color: var(--text); font-weight: 600; display: block; }

/* ---------- Credentials ---------- */

.credentials .wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.cred-list { list-style: none; }
.cred-list li {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
  display: flex;
  gap: 0.9rem;
  align-items: baseline;
}
.cred-list li:first-child { border-top: 1px solid var(--line-soft); }
.cred-list .mark {
  font-family: var(--font-mono);
  color: var(--amber);
  font-size: 0.8rem;
  flex: none;
}
.cred-list strong { color: var(--text); font-weight: 600; }

.big-stat {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(3.4rem, 8vw, 5.5rem);
  line-height: 1;
  color: var(--amber);
  letter-spacing: -0.02em;
}
.big-stat-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--dim);
  margin-top: 0.8rem;
}

/* ---------- Promises ---------- */

.promises {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
}

.promise {
  padding: 1.4rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.promise h3 { font-size: 1.02rem; margin-bottom: 0.45rem; }
.promise p { color: var(--dim); font-size: 0.88rem; }

/* ---------- FAQ ---------- */

.faq-list { max-width: 780px; }

.faq-item {
  border-bottom: 1px solid var(--line);
  margin: 0;
}
.faq-item:first-child { border-top: 1px solid var(--line); }

.faq-item summary {
  padding: 1.3rem 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text);
}
.faq-item summary:hover { color: var(--amber); }
.faq-item summary h3 { font-size: inherit; font-weight: inherit; font-family: inherit; }

.faq-item .faq-answer {
  padding: 0 0 1.4rem 1.55rem;
  color: var(--muted);
  font-size: 0.98rem;
  max-width: 60em;
}
.faq-item .faq-answer p { margin-bottom: 0.7rem; }
.faq-item .faq-answer p:last-child { margin-bottom: 0; }

/* ---------- Proof teaser ---------- */

.proof-teaser {
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.proof-teaser p { color: var(--muted); max-width: 34em; }

/* ---------- CTA band ---------- */

.cta-band {
  text-align: center;
  padding: 6rem 0;
}
.cta-band h2 { margin-bottom: 0.8rem; }
.cta-band p { color: var(--muted); margin-bottom: 2rem; }

/* ---------- Case study page ---------- */

.cs-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
  margin: 3rem 0;
}
.cs-meta > div {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
}
.cs-meta .label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 0.4rem;
}
.cs-meta .value { font-weight: 600; }

.cs-section { padding: 2.5rem 0; border-top: 1px solid var(--line-soft); }
.cs-section h2 { font-size: 1.4rem; }
.cs-section p { color: var(--muted); max-width: 46em; }

.placeholder-note {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
  background: var(--amber-soft);
  border: 1px solid var(--amber-line);
  border-radius: 3px;
  padding: 0.3rem 0.7rem;
  margin-bottom: 1rem;
}

.stack-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  margin-top: 1.2rem;
}
.stack-table th, .stack-table td {
  text-align: left;
  padding: 0.8rem 1rem;
  border: 1px solid var(--line);
}
.stack-table th {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
  background: var(--bg-inset);
}
.stack-table td { color: var(--muted); }

/* ---------- Contact page ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3.5rem;
  align-items: start;
}

.expect-list { list-style: none; margin-top: 1.6rem; }
.expect-list li {
  display: flex;
  gap: 0.9rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 0.97rem;
}
.expect-list .mark { color: var(--amber); font-family: var(--font-mono); flex: none; }

.calendly-shell {
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 700px;
}

.calendly-fallback {
  margin-top: 1rem;
  color: var(--dim);
  font-size: 0.88rem;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--line-soft);
  padding: 2.5rem 0;
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.site-footer nav { display: flex; gap: 1.4rem; }
.site-footer a { color: var(--dim); font-size: 0.88rem; }
.site-footer a:hover { color: var(--text); text-decoration: none; }
.site-footer .fine { color: var(--dim); font-size: 0.82rem; }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  section { padding: 4rem 0; }

  .hero .wrap { grid-template-columns: 1fr; gap: 3rem; }
  .grid-3, .phases { grid-template-columns: 1fr; }
  .promises { grid-template-columns: 1fr 1fr; }
  .credentials .wrap { grid-template-columns: 1fr; gap: 2.5rem; }
  .cs-meta { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }

  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 4rem;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 1.5rem 1.25rem;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 0.8rem 0; border-bottom: 1px solid var(--line-soft); }
  .site-nav a.btn {
    border-bottom: 0;
    margin-top: 1rem;
    text-align: center;
    padding: 0.75rem 1.5rem;
  }
}

@media (max-width: 520px) {
  .promises { grid-template-columns: 1fr; }
  .cs-meta { grid-template-columns: 1fr; }
}