/* ===========================================================
   Corofy — Components
   =========================================================== */

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

.btn {
  --btn-bg: var(--brand-600);
  --btn-fg: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: 0.9rem 1.6rem;
  border: 1px solid transparent;
  border-radius: var(--r-full);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1;
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--dur) var(--ease-out),
              box-shadow var(--dur) var(--ease-out),
              background-color var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out),
              color var(--dur) var(--ease-out);
}

.btn svg { flex: none; transition: transform var(--dur) var(--ease-out); }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:hover svg.arrow { transform: translateX(3px); }

.btn--primary { box-shadow: var(--shadow-brand); }
.btn--primary:hover { background: var(--brand-700); box-shadow: 0 18px 36px -12px rgba(24, 48, 208, 0.55); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--heading);
  border-color: var(--line-strong);
}
.btn--ghost:hover { border-color: var(--brand-600); color: var(--brand-600); background: var(--brand-50); }

.btn--on-dark {
  --btn-bg: rgba(255,255,255,0.06);
  --btn-fg: #fff;
  border-color: var(--on-dark-line);
  backdrop-filter: blur(8px);
}
.btn--on-dark:hover { background: rgba(255,255,255,0.14); border-color: rgba(255,255,255,0.34); }

.btn--white { --btn-bg: #fff; --btn-fg: var(--brand-700); }
.btn--white:hover { background: var(--brand-50); }

.btn--lg { padding: 1.05rem 2rem; font-size: 1rem; }
.btn--sm { padding: 0.65rem 1.15rem; font-size: var(--fs-xs); }

/* Text link with arrow */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--brand-600);
}
.link-arrow svg { transition: transform var(--dur) var(--ease-out); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------------- Chip / badge ---------------- */

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: 0.45rem 0.9rem;
  border-radius: var(--r-full);
  background: var(--brand-50);
  border: 1px solid var(--brand-100);
  color: var(--brand-700);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.01em;
}
.chip--glass {
  background: rgba(255,255,255,0.08);
  border-color: var(--on-dark-line);
  color: #fff;
  backdrop-filter: blur(10px);
}
.chip .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-400);
  box-shadow: 0 0 0 3px rgba(152, 88, 200, 0.22);
}

/* ---------------- Cards ---------------- */

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: transform var(--dur) var(--ease-out),
              box-shadow var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--brand-200); }

/* Feature card (icon + copy) */
.feature-card { padding: var(--s-6); }
.feature-card .icon-box { margin-bottom: var(--s-5); }
.feature-card h3 { margin-bottom: var(--s-3); }
.feature-card p { color: var(--text-muted); font-size: var(--fs-sm); }

.icon-box {
  width: 52px; height: 52px;
  display: grid;
  place-items: center;
  border-radius: var(--r-md);
  background: linear-gradient(140deg, var(--brand-50), var(--brand-100));
  color: var(--brand-600);
  border: 1px solid var(--brand-100);
}
.icon-box svg { width: 24px; height: 24px; }

/* Industry card — image with gradient scrim */
.industry-card {
  position: relative;
  display: block;
  border-radius: var(--r-lg);
  overflow: hidden;
  min-height: 380px;
  isolation: isolate;
  background: var(--ink-800);
  box-shadow: var(--shadow-md);
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.industry-card img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 800ms var(--ease-out), filter var(--dur) var(--ease-out);
  filter: saturate(0.92);
}
.industry-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
    rgba(6, 10, 29, 0.94) 0%,
    rgba(6, 10, 29, 0.72) 32%,
    rgba(6, 10, 29, 0.18) 68%,
    rgba(6, 10, 29, 0.10) 100%);
  transition: opacity var(--dur) var(--ease-out);
}
.industry-card__body {
  position: relative;
  z-index: 1;
  height: 100%;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--s-6);
  gap: var(--s-3);
}
.industry-card__num {
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--accent-300);
}
.industry-card h3 { color: #fff; font-size: 1.45rem; }
.industry-card p {
  color: var(--on-dark-muted);
  font-size: var(--fs-sm);
  line-height: 1.6;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 480ms var(--ease-out), opacity var(--dur) var(--ease-out);
}
.industry-card .link-arrow { color: #fff; }
.industry-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); }
.industry-card:hover img { transform: scale(1.07); }
.industry-card:hover p { max-height: 7rem; opacity: 1; }
.industry-card:focus-visible p { max-height: 7rem; opacity: 1; }

/* Blog / article card */
.post-card {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform var(--dur) var(--ease-out),
              box-shadow var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out);
}
.post-card__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--surface-2); }
.post-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 700ms var(--ease-out); }
.post-card__body { padding: var(--s-5) var(--s-5) var(--s-6); display: flex; flex-direction: column; gap: var(--s-3); flex: 1; }
.post-card__meta { display: flex; align-items: center; gap: var(--s-3); font-size: var(--fs-xs); color: var(--text-faint); font-weight: 500; }
.post-card__meta .sep { width: 3px; height: 3px; border-radius: 50%; background: var(--line-strong); }
.post-card h3 { font-size: 1.14rem; line-height: 1.35; }
.post-card h3 a { color: inherit; }
.post-card p { font-size: var(--fs-sm); color: var(--text-muted); }
.post-card .link-arrow { margin-top: auto; padding-top: var(--s-2); }
.post-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--brand-200); }
.post-card:hover .post-card__media img { transform: scale(1.06); }

/* ---------------- Stat ---------------- */

.stat { display: flex; flex-direction: column; gap: var(--s-1); }
.stat__value {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 1.5rem + 2.1vw, 3.1rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--heading);
  font-variant-numeric: tabular-nums;
}
.stat__label {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.01em;
}
.stat--on-dark .stat__value { color: #fff; }
.stat--on-dark .stat__label { color: var(--on-dark-faint); }

/* ---------------- Accordion (FAQ) ---------------- */

.accordion { border-top: 1px solid var(--line); }
.accordion__item { border-bottom: 1px solid var(--line); }
.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
  padding: var(--s-5) 0;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--heading);
  letter-spacing: -0.015em;
  transition: color var(--dur) var(--ease-out);
}
.accordion__trigger:hover { color: var(--brand-600); }
.accordion__icon {
  flex: none;
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  color: var(--brand-600);
  transition: transform var(--dur) var(--ease-out),
              background-color var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out),
              color var(--dur) var(--ease-out);
}
.accordion__icon svg { width: 14px; height: 14px; }
.accordion__trigger[aria-expanded='true'] { color: var(--brand-600); }
.accordion__trigger[aria-expanded='true'] .accordion__icon {
  transform: rotate(45deg);
  background: var(--brand-600);
  border-color: var(--brand-600);
  color: #fff;
}
.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 420ms var(--ease-out);
}
.accordion__panel > div { overflow: hidden; min-height: 0; }
.accordion__item.is-open .accordion__panel { grid-template-rows: 1fr; }
.accordion__panel p {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  padding-bottom: var(--s-5);
  padding-right: var(--s-8);
  max-width: 62ch;
}

/* ---------------- Forms ---------------- */

.field { display: flex; flex-direction: column; gap: var(--s-2); }
.field label { font-size: var(--fs-xs); font-weight: 600; color: var(--heading); letter-spacing: 0.01em; }
.field .req { color: var(--danger); }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  background: var(--paper);
  font-size: var(--fs-sm);
  color: var(--text);
  transition: border-color var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-faint); }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--brand-600);
  box-shadow: 0 0 0 4px rgba(24, 48, 208, 0.12);
}
.field textarea { resize: vertical; min-height: 128px; }
.field__error { font-size: var(--fs-xs); color: var(--danger); display: none; }
.field.is-invalid input, .field.is-invalid textarea { border-color: var(--danger); }
.field.is-invalid .field__error { display: block; }

/* ---------------- Divider / rule ---------------- */

.rule { height: 1px; background: var(--line); border: 0; }
.rule--dark { background: var(--on-dark-line); }