/* ============================================================
   ECOVETSERVICE — Buttons & Forms  v2
   ============================================================ */

/* ── Button Base ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--sp-2); font-family: var(--font-body);
  font-size: var(--fs-xs); font-weight: var(--fw-semi);
  letter-spacing: var(--ls-wide); text-transform: uppercase;
  padding: 0.875rem 1.75rem; border-radius: var(--radius-sm);
  border: 1.5px solid transparent; cursor: pointer;
  transition: all var(--dur-mid) var(--ease-out);
  white-space: nowrap; position: relative; overflow: hidden; text-decoration: none;
}
.btn svg { width: 15px; height: 15px; flex-shrink: 0; transition: transform var(--dur-mid) var(--ease-out); }
.btn:hover svg { transform: translateX(3px); }

.btn--primary { background: var(--color-navy); color: var(--color-white); border-color: var(--color-navy); }
.btn--primary:hover { background: var(--color-navy-light); border-color: var(--color-navy-light); box-shadow: 0 6px 24px rgba(13,33,55,.22); transform: translateY(-1px); }

.btn--teal { background: var(--color-teal); color: var(--color-white); border-color: var(--color-teal); }
.btn--teal:hover { background: var(--color-teal-mid); box-shadow: 0 6px 24px rgba(10,122,106,.28); transform: translateY(-1px); }

.btn--gold { background: var(--color-gold); color: var(--color-navy); border-color: var(--color-gold); }
.btn--gold:hover { background: var(--color-gold-light); box-shadow: var(--shadow-gold); transform: translateY(-1px); }

.btn--outline { background: transparent; color: var(--color-white); border-color: rgba(255,255,255,0.4); }
.btn--outline:hover { background: rgba(255,255,255,0.1); border-color: var(--color-white); }

.btn--outline-navy { background: transparent; color: var(--color-navy); border-color: var(--color-navy); }
.btn--outline-navy:hover { background: var(--color-navy); color: var(--color-white); }

.btn--outline-teal { background: transparent; color: var(--color-teal); border-color: var(--color-teal); }
.btn--outline-teal:hover { background: var(--color-teal); color: var(--color-white); }

.btn--outline-gold { background: transparent; color: var(--color-gold); border-color: var(--color-gold); }
.btn--outline-gold:hover { background: var(--color-gold); color: var(--color-navy); box-shadow: var(--shadow-gold); }

.btn--sm { font-size: 0.65rem; padding: 0.6rem 1.2rem; }
.btn--lg { font-size: var(--fs-sm); padding: 1.05rem 2.1rem; }

.btn--whatsapp { background: #25D366; color: #fff; border-color: #25D366; }
.btn--whatsapp:hover { background: #20b558; box-shadow: 0 4px 20px rgba(37,211,102,.3); transform: translateY(-1px); }

/* ── Floating WA ── */
.wa-float {
  position: fixed; bottom: var(--sp-6); right: var(--sp-6);
  z-index: var(--z-overlay); width: 52px; height: 52px;
  border-radius: var(--radius-full); background: #25D366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: transform var(--dur-mid) var(--ease-bounce), box-shadow var(--dur-mid);
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 8px 28px rgba(37,211,102,.5); }
.wa-float svg { width: 26px; height: 26px; }

/* ── Forms ── */
.form-group { display: flex; flex-direction: column; gap: var(--sp-1); }
.form-label {
  font-size: var(--fs-xs); font-weight: var(--fw-semi);
  letter-spacing: var(--ls-wide); text-transform: uppercase; color: var(--color-navy);
}
.form-input, .form-textarea, .form-select {
  width: 100%; padding: 0.875rem 1rem;
  background: var(--color-white); border: 1.5px solid var(--color-grey-200);
  border-radius: var(--radius-md); color: var(--color-text);
  font-size: var(--fs-base); font-family: var(--font-body);
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  appearance: none; -webkit-appearance: none;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none; border-color: var(--color-teal); box-shadow: 0 0 0 3px rgba(10,122,106,0.1);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--color-grey-300); font-weight: var(--fw-light); }
.form-textarea { min-height: 130px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.form-select-wrapper { position: relative; }
.form-select-wrapper::after {
  content: ''; position: absolute; right: 1rem; top: 50%;
  transform: translateY(-50%);
  width: 0; height: 0;
  border-left: 5px solid transparent; border-right: 5px solid transparent;
  border-top: 5px solid var(--color-grey-400); pointer-events: none;
}
.form-success {
  display: none; padding: var(--sp-4);
  background: rgba(10,122,106,0.07); border: 1px solid var(--color-teal);
  border-radius: var(--radius-md); color: var(--color-teal);
  font-size: var(--fs-sm); font-weight: var(--fw-medium); text-align: center;
}
.form-upload {
  border: 2px dashed var(--color-grey-200); border-radius: var(--radius-lg);
  padding: var(--sp-6) var(--sp-4); text-align: center; cursor: pointer;
  transition: border-color var(--dur-fast), background var(--dur-fast);
}
.form-upload:hover { border-color: var(--color-teal); background: rgba(10,122,106,0.03); }
.form-upload input[type="file"] { display: none; }
.form-upload-text { font-size: var(--fs-sm); color: var(--color-text-muted); margin-top: var(--sp-2); }
.form-upload-icon { width: 30px; height: 30px; margin-inline: auto; color: var(--color-grey-300); }

/* ── Form validation states ── */
.form-input--error,
.form-textarea--error {
  border-color: #DC2626 !important;
  box-shadow: 0 0 0 3px rgba(220,38,38,0.1) !important;
}
.field-error {
  display: block;
  color: #DC2626;
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  margin-top: var(--sp-1);
  letter-spacing: 0;
}