/* Cáp Điện TCT — CSS trang Liên hệ (chỉ nạp ở trang này). */

.tct-ct-hero {
  background: linear-gradient(160deg, var(--vs-primary) 0%, var(--vs-primary-dark) 100%);
  color: #fff;
  padding-block: 52px 86px;
}
.tct-ct-hero h1 { color: #fff; font-size: clamp(26px, 3.6vw, 36px); margin: 0 0 12px; }
.tct-ct-hero__desc { margin: 0; color: #dbe6f0; font-size: 15.5px; line-height: 1.65; max-width: 62ch; }

/* Thẻ đầu mối liên hệ — nổi đè lên mép dưới hero */
.tct-ct-cards { position: relative; z-index: 2; margin-top: -54px; padding-block: 0 44px; }
.tct-ct-cards__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.tct-ct-card {
  min-width: 0; padding: 22px 20px 20px; background: #fff;
  border: 1px solid var(--vs-border); border-radius: 16px;
  box-shadow: 0 16px 36px -18px rgba(15,53,87,.35);
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.tct-ct-card:hover { border-color: var(--vs-accent); box-shadow: 0 18px 40px -16px rgba(15,53,87,.38); transform: translateY(-3px); }
.tct-ct-card--hl { border-color: rgba(226,113,29,.45); }
.tct-ct-card__ico {
  display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px; border-radius: 13px; margin-bottom: 14px;
  color: #fff; background: linear-gradient(135deg, #1f5585 0%, var(--vs-primary) 100%);
  box-shadow: 0 8px 18px -6px rgba(15,53,87,.5);
}
.tct-ct-card--hl .tct-ct-card__ico { background: linear-gradient(135deg, #f39448 0%, var(--vs-accent) 100%); box-shadow: 0 8px 18px -6px rgba(226,113,29,.55); }
.tct-ct-card__ico svg { width: 22px; height: 22px; }
.tct-ct-card h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: #6b7682; margin: 0 0 8px; }
.tct-ct-card__big { margin: 0 0 14px; font-size: 21px; font-weight: 800; letter-spacing: .01em; }
.tct-ct-card__big a { color: var(--vs-primary); text-decoration: none; }
.tct-ct-card__big a:hover { color: var(--vs-accent); }
.tct-ct-card__lines { margin: 0 0 12px; font-size: 15px; font-weight: 600; line-height: 1.75; color: var(--vs-primary); overflow-wrap: anywhere; }
.tct-ct-card__lines a { color: var(--vs-primary); text-decoration: none; }
.tct-ct-card__lines a:hover { color: var(--vs-accent); }
.tct-ct-card__note { font-size: 13px; font-weight: 500; color: #778; }
.tct-ct-card__btns { display: flex; gap: 8px; flex-wrap: wrap; }
.tct-ct-card__btns .vs-btn { gap: 6px; }
.tct-ct-card__btns svg { width: 16px; height: 16px; }

/* Form + cột phụ */
.tct-ct-main { padding-block: 0 48px; }
.tct-ct-main__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 32px; align-items: start; }
.tct-ct-form { min-width: 0; padding: 28px; background: #fff; border: 1px solid var(--vs-border); border-radius: 16px; }
.tct-ct-form h2 { margin: 0 0 6px; }
.tct-ct-form__hint { margin: 0 0 20px; font-size: 14px; color: #5a6470; line-height: 1.6; }
.tct-ct-form .wpcf7-form p { margin: 0 0 14px; }
.tct-ct-form .wpcf7-form label { display: block; font-size: 13.5px; font-weight: 600; color: var(--vs-primary); margin-bottom: 6px; }
.tct-ct-form .wpcf7-form input[type=text],
.tct-ct-form .wpcf7-form input[type=tel],
.tct-ct-form .wpcf7-form input[type=email],
.tct-ct-form .wpcf7-form textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--vs-border); border-radius: 10px;
  font: inherit; font-size: 15px; color: var(--vs-primary); background: #fff; min-height: 46px;
  transition: border-color .15s, box-shadow .15s;
}
.tct-ct-form .wpcf7-form input:focus, .tct-ct-form .wpcf7-form textarea:focus {
  outline: none; border-color: var(--vs-accent); box-shadow: 0 0 0 3px rgba(226,113,29,.16);
}
.tct-ct-form .wpcf7-form textarea { height: 120px; resize: vertical; }
.tct-ct-form .wpcf7-form input[type=submit] {
  width: 100%; padding: 14px 20px; border: 0; border-radius: 10px; cursor: pointer;
  background: var(--vs-accent); color: #fff; font-weight: 700; font-size: 15.5px; min-height: 48px;
  transition: background .18s ease, transform .18s ease;
}
.tct-ct-form .wpcf7-form input[type=submit]:hover { background: var(--vs-accent-hover); transform: translateY(-2px); }
.tct-ct-form .wpcf7-not-valid-tip { color: #c0261f; font-size: 12.5px; margin-top: 4px; }
.tct-ct-form .wpcf7-response-output { border-radius: 10px; font-size: 14px; margin: 12px 0 0; }

.tct-ct-aside { min-width: 0; display: grid; gap: 20px; }
.tct-ct-office { padding: 24px; background: var(--vs-bg-light); border: 1px solid var(--vs-border); border-radius: 16px; }
.tct-ct-office h2 { margin: 0 0 16px; font-size: 19px; }
.tct-ct-office__list { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 14px; }
.tct-ct-office__list li { display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; line-height: 1.55; color: var(--vs-primary); font-weight: 600; }
.tct-ct-office__list small { display: block; font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: #7d8a97; margin-bottom: 2px; }
.tct-ct-office__list span:last-child { min-width: 0; overflow-wrap: anywhere; }
.tct-ct-office .tct-foot__ico { background: #fff; border-color: var(--vs-border); }

.tct-ct-map { border: 1px solid var(--vs-border); border-radius: 16px; overflow: hidden; line-height: 0; }
.tct-ct-map iframe { display: block; width: 100%; height: 300px; border: 0; }

/* Danh mục gợi ý */
.tct-ct-cats { padding-block: 0 56px; }
.tct-ct-cats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.tct-ct-cat {
  display: flex; align-items: center; gap: 8px; min-height: 48px; padding: 12px 16px;
  border: 1px solid var(--vs-border); border-radius: 12px; background: #fff;
  color: var(--vs-primary); font-weight: 600; font-size: 14px; text-decoration: none;
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.tct-ct-cat svg { width: 16px; height: 16px; color: var(--vs-accent); flex: 0 0 auto; }
.tct-ct-cat:hover { border-color: var(--vs-accent); transform: translateY(-2px); box-shadow: 0 6px 18px -8px rgba(15,53,87,.3); }

@media (max-width: 1000px) {
  .tct-ct-cards__grid { grid-template-columns: repeat(2, 1fr); }
  .tct-ct-main__grid { grid-template-columns: 1fr; }
  .tct-ct-cats__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .tct-ct-hero { padding-block: 44px 72px; }
  .tct-ct-cards { margin-top: -46px; }
  .tct-ct-cards__grid { grid-template-columns: 1fr; gap: 12px; }
  .tct-ct-card { padding: 18px 16px; }
  .tct-ct-card__btns .vs-btn { flex: 1 1 auto; justify-content: center; min-height: 44px; }
  .tct-ct-form { padding: 20px 16px; }
  .tct-ct-office { padding: 18px 16px; }
  .tct-ct-map iframe { height: 240px; }
  .tct-ct-cats__grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .tct-ct-card:hover, .tct-ct-cat:hover, .tct-ct-form .wpcf7-form input[type=submit]:hover { transform: none; }
}