/* ==========================================================================
   ARMATECH — components.css
   Buttons, engineering callout diagram, photo frames, lists, fluid cards,
   value cards, form, reveal
   ========================================================================== */

/* ---------- Buttons (slanted edges echo the logo's diagonals) ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  padding: 0.85rem 2rem;
  text-align: center;
  clip-path: polygon(0.85rem 0, 100% 0, calc(100% - 0.85rem) 100%, 0 100%);
  transition: background 0.15s ease, color 0.15s ease;
}

.btn-red {
  background: var(--red);
  color: var(--white);
}

.btn-red:hover { background: var(--red-dark); }

.btn-ink {
  background: var(--ink);
  color: var(--white);
}

.btn-ink:hover { background: #2b2f36; }

.btn-white {
  background: var(--white);
  color: var(--red);
}

.btn-white:hover { background: #ffe3e4; }

.btn-block { width: 100%; clip-path: none; }

/* ---------- Engineering callout diagram (signature element) ----------
   Echoes the Armatech product deck: red annotation points + legend,
   set on the transparent ArmaClean cutout over the blueprint grid.  */
.callout-wrap {
  display: grid;
  gap: 1.5rem;
}

.callout {
  position: relative;
  padding: clamp(1rem, 3vw, 2rem);
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 18px 40px rgba(20, 22, 26, 0.07);
}

/* Registration cross in the frame corner, like a technical drawing */
.callout::before {
  content: "+";
  position: absolute;
  top: 0.4rem;
  right: 0.7rem;
  font-family: var(--font-mono);
  color: var(--line-dark);
  font-size: 1rem;
}

.callout::after {
  content: "REF: ARMACLEAN-01";
  position: absolute;
  bottom: 0.5rem;
  left: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--line-dark);
}

.callout img {
  width: 100%;
  height: auto;
}

.callout-dot {
  position: absolute;
  left: var(--x);
  top: var(--y);
  transform: translate(-50%, -50%);
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  border: 2px solid var(--red);
  background: var(--white);
  color: var(--red);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  display: grid;
  place-items: center;
  padding: 0;
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

/* Radar ping around each annotation point */
.callout-dot::after {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  border: 2px solid var(--red);
  opacity: 0;
  animation: ping 2.8s ease-out infinite;
  animation-delay: var(--delay, 0s);
}

@keyframes ping {
  0% { transform: scale(1); opacity: 0.55; }
  70%, 100% { transform: scale(2); opacity: 0; }
}

.callout-dot:hover,
.callout-dot.is-active {
  background: var(--red);
  color: var(--white);
  transform: translate(-50%, -50%) scale(1.12);
}

.callout-legend {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.65rem;
  counter-reset: note;
}

.callout-legend li {
  display: flex;
  gap: 0.9rem;
  align-items: baseline;
  padding: 0.7rem 0.9rem;
  border-left: 3px solid var(--line-dark);
  background: var(--white);
  transition: border-color 0.15s ease, background 0.15s ease;
}

.callout-legend li.is-active,
.callout-legend li:hover {
  border-left-color: var(--red);
  background: var(--red-soft);
}

.callout-legend b {
  color: var(--red);
  font-weight: 500;
}

.callout-legend strong { color: var(--ink); }

/* ---------- Photo frames ---------- */
.photo-frame {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 0.6rem;
  box-shadow: 0 14px 32px rgba(20, 22, 26, 0.07);
}

.photo-frame img { width: 100%; }

.photo-frame figcaption {
  padding: 0.7rem 0.3rem 0.2rem;
  color: var(--body);
}

/* ---------- Mini media (top-down cutout) ---------- */
.mini-media {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  background: var(--white);
}

.mini-media img {
  width: 5.5rem;
  flex: 0 0 auto;
}

.mini-media figcaption { color: var(--body); }

/* ---------- Spec list (D.A.R.S.) ---------- */
.spec-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem 1.5rem;
}

.spec-list li {
  position: relative;
  padding-left: 1.4rem;
}

.spec-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 0.6rem;
  height: 0.6rem;
  background: var(--red);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

/* ---------- Deployment steps ---------- */
.steps {
  list-style: none;
  padding: 1.6rem 0 0;
  display: grid;
  gap: 1rem;
  border-top: 1px solid var(--line-dark);
}

.step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.step-num {
  flex: 0 0 auto;
  width: 2.1rem;
  height: 2.1rem;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--ink);
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

.step p strong {
  color: var(--ink);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 1.1rem;
}

/* ---------- Fluid cards ---------- */
.fluid-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem;
}

.fluid-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--red);
  box-shadow: 0 14px 32px rgba(20, 22, 26, 0.06);
  display: flex;
  flex-direction: column;
}

.fluid-media {
  background: #17191d;
  display: grid;
  place-items: center;
  min-height: 15rem;
}

.fluid-media img {
  max-height: 15rem;
  width: auto;
}

.fluid-body {
  padding: 1.75rem 1.75rem 2rem;
  display: grid;
  gap: 0.6rem;
  align-content: start;
}

.fluid-tag { color: var(--red); }

.fluid-note {
  font-weight: 600;
  color: var(--ink);
  font-size: 0.92rem;
}

/* ---------- Value cards ---------- */
.value-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.value-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 4px solid var(--red);
  padding: 2rem 1.9rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.value-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(20, 22, 26, 0.08);
}

.value-card h3 { margin-bottom: 0.6rem; }

/* ---------- Contact form ---------- */
.contact-form {
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--red);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  display: grid;
  gap: 1.25rem;
  box-shadow: 0 18px 40px rgba(20, 22, 26, 0.07);
}

.form-field { display: grid; gap: 0.45rem; }

.form-field label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
}

.req { color: var(--red); }

.form-field input,
.form-field textarea {
  background: var(--white);
  border: 1px solid var(--line-dark);
  color: var(--ink);
  padding: 0.85rem 0.95rem;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder { color: #9aa2ab; }

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--red);
  box-shadow: 0 0 0 3px var(--red-soft);
}

.form-field.has-error input,
.form-field.has-error textarea { border-color: var(--red); }

.field-error {
  color: var(--red);
  font-size: 0.85rem;
}

.form-status {
  min-height: 1.2em;
  font-weight: 600;
  color: var(--ink);
}

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  .callout-dot::after { animation: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 60rem) {
  .fluid-grid,
  .value-grid { grid-template-columns: 1fr; }
}

@media (max-width: 40rem) {
  .spec-list { grid-template-columns: 1fr; }
  .mini-media { flex-direction: row; }
}