:root {
  /* Uses the same CSS variables from head.theme.css */
}

/* Support pages should not allow document scrolling.
   Only the inner content area scrolls, so the close button + outer card stay fixed. */
html,
body {
  height: 100%;
}

body {
  overflow: hidden;
}

/* Extra guard: ensure the main content area never becomes a scroll container. */
#dhSupportRoot .dh-main-content-area {
  overflow: hidden;
}

.dh-support-page-shell {
  box-sizing: border-box;
  padding: 18px 18px 22px;
  height: calc(100vh - var(--dh-head-height));
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden; /* keep X + outer card fixed */
  overscroll-behavior: none;
}

.dh-support-page-topbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-bottom: 14px;
}

/* Reuse board-skin buttons in the topbar (notice list/view) but match the close button height */
.dh-support-page-topbar .dhb-btn {
  height: 40px;
}

/* Topbar buttons live outside the `.dhb` scope, so they can't rely on `--dhb-*` vars.
   Style them with the theme vars directly to keep contrast in light/dark. */
#dhSupportRoot .dh-support-page-topbar .dhb-btn {
  border: 1px solid var(--line);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  color: color-mix(in oklab, var(--text) 92%, var(--muted));
  font-weight: 900;
  font-size: 12px;
  border-radius: 12px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

#dhSupportRoot .dh-support-page-topbar .dhb-btn:hover {
  background: color-mix(in oklab, var(--panel-soft) 70%, transparent);
  color: var(--text);
}

#dhSupportRoot .dh-support-page-topbar .dhb-btn.is-primary {
  background: var(--accent);
  border-color: color-mix(in oklab, var(--accent) 70%, var(--line));
  color: #fff;
}

#dhSupportRoot .dh-support-page-topbar .dhb-btn.is-primary:hover {
  background: color-mix(in oklab, var(--accent) 88%, #000);
  border-color: color-mix(in oklab, var(--accent) 78%, var(--line));
}

.dh-support-page-close {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  text-decoration: none;
}

.dh-support-page-close:hover {
  background: color-mix(in oklab, var(--panel-soft) 70%, transparent);
  color: var(--text);
}

.dh-support-page-close:focus-visible {
  outline: 2px solid color-mix(in oklab, #46a9ff 55%, transparent);
  outline-offset: 2px;
}

.dh-support-page-card {
  border: 1px solid color-mix(in oklab, var(--line) 78%, transparent);
  border-radius: 18px;
  background: color-mix(in oklab, var(--panel) 88%, transparent);
  box-shadow: 0 18px 42px rgba(0,0,0,.18);
  padding: 18px 18px 16px;
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden; /* inner body scrolls */
}

html[data-theme="light"] .dh-support-page-card {
  box-shadow: 0 18px 42px rgba(16, 19, 27, .10);
}

.dh-support-page-card h1 {
  margin: 0 0 25px;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -.2px;
}

.dh-support-page-body {
  flex: 1 1 auto;
  min-height: 0;
  padding: 16px;
  color: color-mix(in oklab, var(--text) 92%, var(--muted));
  font-size: 13px;
  line-height: 1.7;
  white-space: pre-wrap;
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
}

/* Write page: keep the outer card fixed and let the editor area handle scrolling */
.dh-support-page-body--write {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
}

/* QnA (support_qna.php) */
.dh-qna-wrap {
  padding: 0;
  overflow: auto;
}

.dh-qna-intro {
  padding: 14px 14px 12px;
  border-radius: 14px;
  border: 1px solid color-mix(in oklab, var(--line) 74%, transparent);
  background: radial-gradient(900px 420px at 10% 0%, color-mix(in oklab, #46a9ff 14%, transparent), transparent 60%),
    color-mix(in oklab, var(--panel-soft) 68%, transparent);
  margin-bottom: 14px;
}

.dh-qna-intro-desc {
  font-size: 12.5px;
  color: color-mix(in oklab, var(--text) 88%, var(--muted));
  line-height: 1.7;
  white-space: pre-line;
}

.dh-qna-login-badge {
  margin-top: 10px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--line) 70%, transparent);
  background: color-mix(in oklab, var(--panel) 78%, transparent);
  color: color-mix(in oklab, var(--text) 90%, var(--muted));
  font-weight: 800;
  font-size: 12px;
}

.dh-qna-login-badge--guest {
  background: color-mix(in oklab, var(--panel-soft) 70%, transparent);
}

.dh-qna-error {
  margin: 0 0 12px;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid color-mix(in oklab, #ff6b8a 34%, var(--line));
  background: color-mix(in oklab, #ff6b8a 12%, var(--panel));
  color: color-mix(in oklab, var(--text) 94%, var(--muted));
  font-weight: 750;
  font-size: 12.5px;
  line-height: 1.55;
}

.dh-qna-form {
  display: grid;
  gap: 14px;
}

.dh-qna-label {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: -.1px;
  color: color-mix(in oklab, var(--text) 90%, var(--muted));
  margin: 0 0 8px;
}

.dh-qna-req {
  color: #ff4d7d;
  font-weight: 950;
}

.dh-qna-type-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.dh-qna-pill {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--line) 76%, transparent);
  background: color-mix(in oklab, var(--panel) 78%, transparent);
  color: color-mix(in oklab, var(--text) 92%, var(--muted));
  font-size: 12px;
  font-weight: 850;
  cursor: pointer;
  user-select: none;
}

.dh-qna-pill input {
  position: absolute;
  opacity: 0;
  inset: 0;
  cursor: pointer;
}

.dh-qna-pill.is-active {
  border-color: color-mix(in oklab, #46a9ff 55%, var(--line));
  background: color-mix(in oklab, #46a9ff 14%, var(--panel));
  color: var(--text);
}

.dh-qna-pill input:focus-visible + span {
  outline: 2px solid color-mix(in oklab, #46a9ff 55%, transparent);
  outline-offset: 3px;
  border-radius: 999px;
}

.dh-qna-pill:hover {
  border-color: color-mix(in oklab, #46a9ff 42%, var(--line));
}

.dh-qna-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px 12px;
}

.dh-qna-field--wide {
  grid-column: 1 / -1;
}

.dh-qna-input,
.dh-qna-textarea {
  width: 100%;
  border-radius: 12px;
  border: 1px solid color-mix(in oklab, var(--line) 76%, transparent);
  background: color-mix(in oklab, var(--panel) 90%, transparent);
  color: var(--text);
  padding: 12px 12px;
  font-size: 13px;
  outline: none;
}

.dh-qna-textarea {
  resize: vertical;
  min-height: 190px;
}

.dh-qna-input:focus,
.dh-qna-textarea:focus {
  border-color: color-mix(in oklab, #46a9ff 55%, var(--line));
  box-shadow: 0 0 0 3px color-mix(in oklab, #46a9ff 18%, transparent);
}

.dh-qna-privacy {
  display: grid;
  gap: 10px;
}

.dh-qna-privacy-box {
  border-radius: 14px;
  border: 1px solid color-mix(in oklab, var(--line) 74%, transparent);
  background: color-mix(in oklab, var(--panel-soft) 62%, transparent);
  padding: 12px 12px;
  color: color-mix(in oklab, var(--text) 92%, var(--muted));
  font-size: 12px;
  line-height: 1.65;
  white-space: normal;
  max-height: 180px;
  overflow: auto;
}

.dh-qna-privacy-box a {
  color: #46a9ff;
}

.dh-qna-privacy-box table {
  width: 100%;
  border-collapse: collapse;
}

.dh-qna-privacy-box th,
.dh-qna-privacy-box td {
  border: 1px solid color-mix(in oklab, var(--line) 72%, transparent);
  padding: 8px 8px;
  font-size: 12px;
}

.dh-qna-check {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 850;
  color: color-mix(in oklab, var(--text) 90%, var(--muted));
}

.dh-qna-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: #46a9ff;
}

.dh-qna-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 4px;
}

.dh-qna-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid color-mix(in oklab, var(--line) 76%, transparent);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  color: color-mix(in oklab, var(--text) 92%, var(--muted));
  font-weight: 900;
  font-size: 12px;
  text-decoration: none;
  cursor: pointer;
}

.dh-qna-btn:hover {
  background: color-mix(in oklab, var(--panel-soft) 70%, transparent);
  color: var(--text);
}

.dh-qna-btn--primary {
  border-color: color-mix(in oklab, var(--accent) 70%, var(--line));
  background: var(--accent);
  color: #ffffff;
}

.dh-qna-btn--primary:hover {
  background: color-mix(in oklab, var(--accent) 88%, #000000);
  border-color: color-mix(in oklab, var(--accent) 78%, var(--line));
  color: #ffffff;
}

.dh-qna-btn--primary:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--accent) 55%, transparent);
  outline-offset: 2px;
}

.dh-qna-success {
  border-radius: 16px;
  border: 1px solid color-mix(in oklab, #46a9ff 34%, var(--line));
  background: radial-gradient(900px 360px at 20% 10%, color-mix(in oklab, #46a9ff 16%, transparent), transparent 55%),
    color-mix(in oklab, var(--panel) 86%, transparent);
  padding: 18px 16px;
}

.dh-qna-success-title {
  font-size: 18px;
  font-weight: 950;
  letter-spacing: -.3px;
}

.dh-qna-success-desc {
  margin-top: 8px;
  color: color-mix(in oklab, var(--text) 86%, var(--muted));
  font-size: 12.5px;
  font-weight: 750;
}

.dh-qna-captcha {
  border-radius: 16px;
  border: 1px solid color-mix(in oklab, var(--line) 74%, transparent);
  background: color-mix(in oklab, var(--panel-soft) 60%, transparent);
  padding: 12px 12px 10px;
}

/* kcaptcha overrides inside support page */
.dh-qna-captcha-wrap {
  border: 0;
  padding: 0;
  margin: 0;
}

.dh-qna-captcha-wrap legend {
  display: none;
}

.dh-qna-captcha-wrap #captcha_img {
  width: 120px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid color-mix(in oklab, var(--line) 72%, transparent);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  margin-right: 8px;
}

.dh-qna-captcha-wrap .captcha_box {
  height: 42px;
  border-radius: 10px;
  border: 1px solid color-mix(in oklab, var(--line) 72%, transparent);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  color: var(--text);
  padding: 0 10px;
}

.dh-qna-captcha-wrap button {
  height: 42px;
  border-radius: 10px;
  border: 1px solid color-mix(in oklab, var(--line) 72%, transparent);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  color: color-mix(in oklab, var(--text) 88%, var(--muted));
  font-weight: 850;
  padding: 0 10px;
}

.dh-qna-captcha-wrap #captcha_info {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

@media (max-width: 820px) {
  .dh-qna-grid {
    grid-template-columns: 1fr;
  }

  .dh-qna-actions {
    justify-content: stretch;
  }

  .dh-qna-btn {
    flex: 1 1 auto;
  }
}

.dh-support-page-iframe {
  width: 100%;
  flex: 1 1 auto;
  min-height: 0;
  height: auto;
  border: 1px solid color-mix(in oklab, var(--line) 70%, transparent);
  border-radius: 16px;
  background: color-mix(in oklab, var(--panel-soft) 70%, transparent);
}

@media (max-width: 820px) {
  .dh-support-page-shell {
    padding: 14px 14px 24px;
  }

  .dh-support-page-topbar {
    justify-content: flex-start;
  }

  .dh-support-page-card {
    padding: 16px 14px 14px;
  }

  .dh-support-page-iframe {
    min-height: 52vh;
  }
}