@charset "utf-8";
/* ===================================================
   EXPERNET 2026 - Support Pages Styles
   고객지원(FAQ, 문의, 교육) support/ 디렉토리 전용
   =================================================== */

/* ─── 지원 Hero ──────────────────────────────── */
.support-hero {
  padding: calc(var(--header-height) + var(--space-12)) 0 var(--space-12);
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, #005fa3 100%);
  color: var(--color-white); position: relative; overflow: hidden;
}
.support-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 50px 50px;
}
.support-hero-inner {
  position: relative; z-index: 1;
}
.support-breadcrumb {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-sm); color: rgba(255,255,255,.6);
  margin-bottom: var(--space-4);
}
.support-breadcrumb a:hover { color: var(--color-white); }
.support-breadcrumb .sep { color: rgba(255,255,255,.35); }
.support-hero h1 {
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: 800; line-height: 1.15; margin-bottom: var(--space-4);
}
.support-hero p {
  font-size: var(--text-lg); color: rgba(255,255,255,.75);
  max-width: 560px; line-height: 1.7;
}

/* ─── FAQ (products.css에서 복사 — support 전용) ── */
.faq-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: var(--space-6);
}
.faq-count {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); font-weight: 700;
  color: var(--color-accent);
  background: rgba(0,153,230,.08);
  padding: 0.25rem 0.875rem;
  border-radius: var(--radius-full);
  letter-spacing: .06em;
}
.faq-list { display: flex; flex-direction: column; gap: var(--space-4); }
.faq-item {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  background: var(--color-white);
}
.faq-item:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(0,65,125,.08);
}
.faq-item.open {
  border-color: var(--color-primary);
  box-shadow: 0 6px 28px rgba(0,65,125,.12);
}
.faq-question {
  width: 100%; text-align: left;
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: var(--color-white);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.faq-question:hover { background: var(--color-gray-100); }
.faq-item.open .faq-question {
  background: linear-gradient(135deg, var(--color-primary) 0%, #005fa3 100%);
}
.faq-num {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: var(--text-xs); font-weight: 800;
  letter-spacing: .04em;
  flex-shrink: 0;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.faq-item.open .faq-num {
  background: rgba(255,255,255,.2);
  color: var(--color-white);
}
.faq-q-text {
  flex: 1;
  font-size: var(--text-base); font-weight: 700;
  color: var(--color-text);
  line-height: 1.5;
  transition: color var(--transition-fast);
}
.faq-item.open .faq-q-text { color: var(--color-white); }
.faq-chevron-wrap {
  width: 32px; height: 32px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-gray-100);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition-fast), transform var(--transition-base);
}
.faq-item:hover .faq-chevron-wrap { background: var(--color-primary-light); }
.faq-item.open .faq-chevron-wrap {
  background: rgba(255,255,255,.2);
  transform: rotate(180deg);
}
.faq-chevron {
  width: 16px; height: 16px;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}
.faq-item:hover .faq-chevron { color: var(--color-primary); }
.faq-item.open .faq-chevron { color: var(--color-white); }
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease, padding 0.25s ease;
  padding: 0 var(--space-6);
  background: var(--color-white);
}
.faq-item.open .faq-answer {
  max-height: 800px;
  padding: 0 var(--space-6) var(--space-6);
}
.faq-answer-inner {
  display: flex; gap: var(--space-4); align-items: flex-start;
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border-light);
}
.faq-a-mark {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  background: rgba(0,153,230,.1);
  color: var(--color-accent);
  font-size: var(--text-xs); font-weight: 800;
  flex-shrink: 0; margin-top: 1px;
}
.faq-a-text {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.85;
  flex: 1;
}

/* ─── 문의 폼 ──────────────────────────────── */
.qna-section {
  padding: var(--space-16) 0;
  background: var(--color-bg);
}
.qna-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--space-10);
  align-items: start;
}
.qna-form-wrap {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
}
.form-group {
  margin-bottom: var(--space-6);
}
.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.form-label .required {
  color: #e53e3e;
  margin-left: 3px;
}
.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  font-family: var(--font-sans);
}
.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0,153,230,.12);
}
textarea.form-control {
  resize: vertical;
  min-height: 140px;
}

/* ─── 교육 안내 ──────────────────────────────── */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}
.edu-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
}
.edu-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.edu-card-header {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  padding: var(--space-6);
  color: var(--color-white);
}
.edu-card-body {
  padding: var(--space-6);
}
.edu-card h3 {
  font-size: var(--text-xl);
  font-weight: 800;
  margin-bottom: var(--space-2);
}
.edu-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: .2rem .7rem;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,.18);
  color: var(--color-white);
  margin-bottom: var(--space-3);
}

/* ─── 사이드바 ──────────────────────────────── */
.sidebar-card {
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: var(--space-6);
  margin-bottom: var(--space-6);
}
.sidebar-card.cta {
  background: var(--color-primary);
  color: var(--color-white); border: none;
}
.sidebar-card-title {
  font-size: var(--text-base); font-weight: 700;
  margin-bottom: var(--space-4);
}
.sidebar-card.cta .sidebar-card-title { color: var(--color-white); }
.sidebar-card.cta p { font-size: var(--text-sm); opacity: .8; margin-bottom: var(--space-4); line-height: 1.6; }
.sidebar-card .btn { width: 100%; justify-content: center; }

/* ─── 지원 사이드바 sidebar-card → products.css 기준으로 오버라이드 ─── */
.faq-sidebar .sidebar-card:not(.cta),
.qna-sidebar .sidebar-card:not(.cta) {
  border-radius: var(--radius-md);
  background: var(--color-bg);
}
.faq-sidebar .sidebar-card.cta,
.qna-sidebar .sidebar-card.cta {
  border-radius: var(--radius-md);
}

/* ─── 지원 사이드바 esg-card (products.css 구조 동일, faq/qna 공용) ─── */
.faq-sidebar .esg-card,
.qna-sidebar .esg-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-6);
}
.faq-sidebar .esg-card-header,
.qna-sidebar .esg-card-header {
  background: var(--color-primary);
  padding: 0.8rem 1rem;
  position: relative;
}
.faq-sidebar .esg-header-text,
.qna-sidebar .esg-header-text { position: relative; z-index: 2; }
.faq-sidebar .esg-header-text .cat-name,
.qna-sidebar .esg-header-text .cat-name {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .9375rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
}
.faq-sidebar .esg-header-text .cat-name img,
.qna-sidebar .esg-header-text .cat-name img {
  width: 20px;
  height: 20px;
  object-fit: contain;
  flex-shrink: 0;
}
.faq-sidebar .esg-card-body,
.qna-sidebar .esg-card-body {
  padding: 0;
  display: flex;
  flex-direction: column;
}
.faq-sidebar .esg-card-links,
.qna-sidebar .esg-card-links {
  padding: 1.25rem 1.75rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.faq-sidebar .esg-doc-link,
.qna-sidebar .esg-doc-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 0;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
}
.faq-sidebar .esg-card-links .esg-doc-link:last-child,
.qna-sidebar .esg-card-links .esg-doc-link:last-child { border-bottom: none; }
.faq-sidebar .esg-doc-link:hover span,
.qna-sidebar .esg-doc-link:hover span { color: var(--color-accent); }
.faq-sidebar .esg-doc-link span,
.qna-sidebar .esg-doc-link span {
  font-size: .9375rem;
  color: var(--color-text);
  font-weight: 600;
  line-height: 1.4;
}
.faq-sidebar .esg-doc-link .dl-icon,
.qna-sidebar .esg-doc-link .dl-icon {
  flex-shrink: 0;
  color: var(--color-primary);
  font-size: 1.125rem;
}
.qna-sol-icon {
  width: 18px;
  height: 18px;
  object-fit: contain;
  flex-shrink: 0;
  margin-right: .4rem;
  vertical-align: middle;
}
.qna-sidebar .esg-doc-link span {
  display: flex;
  align-items: center;
}
.qna-sidebar .esg-card-desc {
  padding: 1.25rem 1.75rem;
}
.qna-sidebar .esg-desc {
  font-size: .875rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin: 0;
}

/* ─── QnA 레이아웃 (qna.php 전용) ─────────── */
.qna-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: start;
}
/* grid overflow 방지 — 자식이 min-width:auto로 늘어나는 것 차단 */
.qna-layout > * { min-width: 0; }
.qna-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}
.qna-layout .sidebar-card-contact a,
.qna-layout address {
  word-break: break-all;
  overflow-wrap: break-word;
}

/* ─── 반응형 ──────────────────────────────── */
@media (max-width: 1100px) {
  .qna-grid { grid-template-columns: 1fr; }
  .edu-grid { grid-template-columns: 1fr; }
}

/* 태블릿: QnA 사이드바 하단 이동 */
@media (max-width: 900px) {
  .qna-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  /* 사이드바 카드 가로 2열로 나란히 */
  .qna-sidebar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
  .qna-sidebar .sidebar-card { margin-bottom: 0; }
}

@media (max-width: 768px) {
  .support-hero { padding: calc(var(--header-height) + var(--space-8)) 0 var(--space-8); }
  .support-hero h1 { font-size: var(--text-3xl); }
  .support-hero p { font-size: var(--text-base); }

  /* 문의 폼 패딩 축소 */
  .qna-form-wrap { padding: var(--space-6); }

  /* 문의 폼 필드 그리드 → 1열 */
  .qna-form-row { grid-template-columns: 1fr; }

  /* FAQ 질문 패딩 축소 */
  .faq-question { padding: var(--space-4) var(--space-4); gap: var(--space-3); }
  .faq-answer   { padding: 0 var(--space-4); }
  .faq-item.open .faq-answer { padding: 0 var(--space-4) var(--space-4); }
  .faq-answer-inner { gap: var(--space-3); }
  .faq-header { flex-direction: column; align-items: flex-start; gap: var(--space-3); }

  /* 교육 카드 */
  .edu-card-header { padding: var(--space-4); }
  .edu-card-body   { padding: var(--space-4); }
  .edu-card h3     { font-size: var(--text-lg); }
}

/* 모바일: QnA 사이드바 1열 */
@media (max-width: 600px) {
  .qna-sidebar { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .qna-form-wrap { padding: var(--space-4); border-radius: var(--radius-lg); }
  .faq-question  { padding: var(--space-3) var(--space-4); }
  .faq-q-text    { font-size: var(--text-sm); }
  .faq-num       { min-width: 28px; height: 28px; font-size: .65rem; }
  .faq-chevron-wrap { width: 28px; height: 28px; }
  .sidebar-card  { padding: var(--space-4); border-radius: var(--radius-lg); }
}