/* ===========================================================
   Components — buttons, chips, forms, floating actions
=========================================================== */

/* ---------------- buttons ---------------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 0.9rem 1.7rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  transition: background var(--dur-fast) var(--ease-precise),
              color var(--dur-fast) var(--ease-precise),
              border-color var(--dur-fast) var(--ease-precise),
              transform var(--dur-fast) var(--ease-precise);
}
.btn:active{ transform: translateY(1px); }

.btn-primary{
  background: var(--color-navy);
  color: var(--color-paper);
  border-color: var(--color-navy);
}
.btn-primary:hover{ background: var(--color-navy-2); }

.btn-ghost{
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-line);
}
.btn-ghost:hover{ border-color: var(--color-navy); }

.btn-ghost--on-video{
  color: var(--color-paper);
  border-color: rgba(244, 243, 239, 0.38);
}
.btn-ghost--on-video:hover{
  border-color: var(--color-paper);
  background: rgba(244, 243, 239, 0.08);
}

.on-dark ~ .btn-ghost,
.rfq .btn-ghost{ color: var(--color-paper); border-color: var(--color-line-dark); }

.btn-small{ padding: 0.6rem 1.15rem; font-size: 0.75rem; }
.btn-block{ width: 100%; }

.btn-whatsapp{ gap: 0.55em; }
.btn-whatsapp svg{ color: #25D366; }

/* ---------------- chip row ---------------- */
.chip-row{
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: var(--space-lg) 0;
}
.chip-row li{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  color: var(--color-ink-soft);
}

/* ---------------- capability list (business dev) ---------------- */
.capability-list{
  margin-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: 0;
}
.capability-list li{
  position: relative;
  padding: 0.9rem 0 0.9rem 1.6rem;
  border-top: 1px solid var(--color-line-dark);
  color: var(--color-paper-soft);
  font-size: 0.98rem;
}
.capability-list li:last-child{ border-bottom: 1px solid var(--color-line-dark); }
.capability-list li::before{
  content: '';
  position: absolute;
  left: 0; top: 1.25rem;
  width: 8px; height: 1px;
  background: var(--color-cyan);
}

/* ---------------- text link ---------------- */
.text-link{
  display: inline-block;
  margin-top: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--color-navy);
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 0.3rem;
  transition: border-color var(--dur-fast) var(--ease-precise), color var(--dur-fast) var(--ease-precise);
}
.text-link:hover{ color: var(--color-blue); border-color: var(--color-blue); }

/* ---------------- form ---------------- */
.rfq-form{
  background: rgba(244, 243, 239, 0.04);
  border: 1px solid var(--color-line-dark);
  border-radius: var(--radius-md);
  padding: clamp(1.5rem, 2vw, 2.5rem);
}
.form-row{ margin-bottom: var(--space-md); }
.form-row--split{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: 0;
}
.form-row--split > div{ margin-bottom: var(--space-md); }

.rfq-form label{
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-paper-soft);
  margin-bottom: 0.55rem;
}
.rfq-form input,
.rfq-form textarea{
  width: 100%;
  background: rgba(244, 243, 239, 0.03);
  border: 1px solid var(--color-line-dark);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  color: var(--color-paper);
  font-size: 0.95rem;
  transition: border-color var(--dur-fast) var(--ease-precise), background var(--dur-fast) var(--ease-precise);
}
.rfq-form input::placeholder,
.rfq-form textarea::placeholder{ color: var(--color-paper-faint); }
.rfq-form input:focus,
.rfq-form textarea:focus{
  outline: none;
  border-color: var(--color-cyan);
  background: rgba(79, 216, 234, 0.05);
}
.rfq-form textarea{ resize: vertical; min-height: 90px; }

.rfq-form .btn-block{ margin-top: var(--space-xs); }

.form-status{
  margin-top: var(--space-sm);
  min-height: 1.2em;
  font-size: 0.85rem;
  color: var(--color-cyan);
}

.rfq-alt-contact{
  display: flex;
  gap: var(--space-xl);
  margin: var(--space-xl) 0 0;
}
.rfq-alt-contact dt{
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-paper-faint);
  margin-bottom: 0.35rem;
}
.rfq-alt-contact dd{ margin: 0; }
.rfq-alt-contact a{ color: var(--color-paper); border-bottom: 1px solid var(--color-line-dark); padding-bottom: 2px; }
.rfq-alt-contact a:hover{ color: var(--color-cyan); border-color: var(--color-cyan); }

@media (max-width: 560px){
  .form-row--split{ grid-template-columns: 1fr; }
  .rfq-alt-contact{ gap: var(--space-lg); }
}

/* ---------------- floating whatsapp ---------------- */
.whatsapp-float{
  position: fixed;
  right: clamp(16px, 3vw, 32px);
  bottom: clamp(16px, 3vw, 32px);
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 26px rgba(7, 17, 32, 0.28);
  z-index: 90;
  transition: transform var(--dur-fast) var(--ease-precise);
}
.whatsapp-float:hover{ transform: translateY(-3px); }

/* ---------------- partners ---------------- */
.partners-grid{
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}
.partner-divider{
  width: 1px;
  align-self: stretch;
  background: var(--color-line);
}
.partner-card{ display: flex; flex-direction: column; gap: 0.3rem; }
.partner-index{
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--color-ink-faint);
  margin-bottom: 0.4rem;
}
.partner-name{
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 1.5rem + 1.8vw, 2.7rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--color-navy);
}
.partner-name--cyan{ color: var(--color-blue); }
.partner-rule{
  width: 34px;
  height: 2px;
  background: var(--color-blue);
  margin: 0.35rem 0 0.65rem;
}
.partner-rule--cyan{ background: var(--color-cyan-dim); }
.partner-role{
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--color-ink-faint);
  margin-bottom: 0.25rem;
}
.partner-card p{ color: var(--color-ink-soft); max-width: 34ch; }

@media (max-width: 720px){
  .partners-grid{ grid-template-columns: 1fr; gap: var(--space-lg); }
  .partner-divider{ width: 100%; height: 1px; }
}