/* ============ CONTACT ============ */

/* HEAD */
.ct-head {
  text-align: center;
  padding: var(--s-9) var(--s-7) var(--s-7);
  background: var(--surface-soft);
}

.ct-tag {
  font-family: var(--font-body);
  font-size: var(--fs-12);
  font-weight: 700;
  letter-spacing: 2.5px;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: var(--s-3);
}

.ct-title {
  font-family: var(--font-display);
  font-size: var(--fs-56);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin-bottom: var(--s-3);
}

.ct-title span {
  color: var(--primary);
}

.ct-desc {
  color: var(--text-muted);
  font-size: var(--fs-18);
  line-height: 1.55;
  max-width: 540px;
  margin: 0 auto;
}

/* Channel cards */
.ct-channels {
  padding: var(--s-7) var(--s-7);
  background: var(--surface-soft);
}

.ct-channels-grid {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-4);
}

.ct-channel {
  display: block;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--s-6) var(--s-5);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.ct-channel:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.ct-channel-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--r-sm);
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--s-4);
}

.ct-channel-title {
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
  letter-spacing: -0.015em;
}

.ct-channel-sub {
  color: var(--text-muted);
  font-size: var(--fs-14);
  line-height: 1.5;
  margin-bottom: var(--s-3);
}

.ct-channel-link {
  color: var(--primary);
  font-weight: 600;
  font-size: var(--fs-14);
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

/* FORM SECTION */
.ct-form-section {
  padding: var(--s-9) var(--s-7);
  background: #fff;
}

.ct-form-grid {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--s-8);
  align-items: start;
}

.ct-form-title {
  font-family: var(--font-display);
  font-size: var(--fs-32);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: var(--s-3);
}

.ct-form-desc {
  color: var(--text-muted);
  line-height: 1.6;
  font-size: var(--fs-16);
  margin-bottom: var(--s-6);
  max-width: 420px;
}

.ct-side-list {
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
}

.ct-side-item {
  display: flex;
  gap: var(--s-3);
  align-items: flex-start;
}

.ct-side-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ct-side-item strong {
  display: block;
  color: var(--text);
  font-weight: 700;
  font-size: var(--fs-14);
  margin-bottom: 2px;
}

.ct-side-item span {
  color: var(--text-muted);
  font-size: var(--fs-14);
}

/* Form */
.ct-form {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-7);
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
}

.ct-field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-4);
}

.ct-field label {
  display: block;
  font-size: var(--fs-14);
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.ct-field input,
.ct-field textarea {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  color: var(--text);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
  resize: vertical;
}

.ct-field input:focus,
.ct-field textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,164,232,0.15);
}

.ct-field input::placeholder,
.ct-field textarea::placeholder {
  color: var(--text-subtle);
}

.ct-select {
  position: relative;
}

.ct-select select {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  padding: 12px 38px 12px 14px;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  color: var(--text);
  background: #fff;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.ct-select select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,164,232,0.15);
}

.ct-select svg {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.ct-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text-muted);
  font-size: var(--fs-12);
  line-height: 1.5;
  cursor: pointer;
}

.ct-check input {
  margin-top: 2px;
  accent-color: var(--primary);
  flex-shrink: 0;
}

.ct-form .btn {
  align-self: flex-start;
  margin-top: var(--s-2);
}

/* FAQ */
.ct-faq {
  padding: var(--s-9) var(--s-7);
  background: var(--surface-soft);
  border-top: 1px solid var(--border);
}

.ct-faq-inner {
  max-width: 860px;
  margin: 0 auto;
}

.ct-faq-head {
  text-align: center;
  margin-bottom: var(--s-7);
}

.ct-faq-title {
  font-family: var(--font-display);
  font-size: var(--fs-44);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.025em;
  line-height: 1.05;
}

.ct-faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: var(--s-6);
}

.ct-faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0;
  transition: border-color 0.2s;
}

.ct-faq-item[open] {
  border-color: var(--primary);
}

.ct-faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 22px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-18);
  color: var(--text);
  letter-spacing: -0.01em;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-3);
}

.ct-faq-item summary::-webkit-details-marker { display: none; }

.ct-faq-item summary::after {
  content: '+';
  font-family: var(--font-display);
  color: var(--primary);
  font-size: var(--fs-24);
  font-weight: 500;
  line-height: 1;
  transition: transform 0.2s;
}

.ct-faq-item[open] summary::after {
  content: '−';
}

.ct-faq-item p {
  padding: 0 22px 18px;
  color: var(--text-muted);
  line-height: 1.6;
  font-size: var(--fs-14);
}

.ct-faq-link {
  display: block;
  text-align: center;
  color: var(--primary);
  font-weight: 600;
  font-size: var(--fs-14);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  width: max-content;
  margin: 0 auto;
  padding-bottom: 2px;
}