/* The embedded conversation shares the site palette without depending on its page shell. */
@font-face { font-family: Manrope; src: url("/assets/manrope-latin.woff2") format("woff2"); font-style: normal; font-weight: 200 800; font-display: swap; }
.support-embed,.support-admin { --chat-forest: #173e35; --chat-paper: #f6f5f0; --chat-surface: #fffefa; --chat-ink: #263b34; --chat-muted: #52685d; --chat-line: #dce0d5; font-family: Manrope,"PingFang SC","Microsoft YaHei",system-ui,sans-serif; color: var(--chat-ink); font-size: 15px; line-height: 1.65; }
.support-embed *,.support-admin * { box-sizing: border-box; }
.support-embed ::selection,.support-admin ::selection { background: #dce8dd; color: #173e35; }
.support-embed [hidden],.support-admin [hidden] { display: none; }
.support-embed { display: flex; flex-direction: column; margin: 0; height: 100dvh; min-height: 0; overflow: hidden; background: var(--chat-paper); }
.support-header { display: flex; justify-content: space-between; align-items: center; flex: 0 0 auto; gap: 12px; padding: 18px 20px; background: var(--chat-forest); color: var(--chat-surface); }
.support-header p { margin: 0; color: #dce8dd; font-size: 12px; line-height: 1.4; font-weight: 500; }
.support-header h1 { margin: 4px 0 0; color: var(--chat-surface); font-size: 22px; line-height: 1.2; font-weight: 650; letter-spacing: -.02em; }
.support-header button { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 44px; width: 44px; height: 44px; border: 1px solid #527268; border-radius: 6px; background: transparent; color: var(--chat-surface); font: 26px/1 system-ui; cursor: pointer; }
.support-header button:hover { background: #245548; border-color: #8ba99b; }
.support-disclosure { flex: 0 0 auto; margin: 0; padding: 13px 20px; color: var(--chat-muted); font-size: 13px; line-height: 1.65; }
.support-messages { flex: 1 1 auto; min-width: 0; min-height: 64px; overflow: auto; overscroll-behavior: contain; list-style: none; padding: 20px; margin: 0; scrollbar-width: thin; scrollbar-color: #8ba294 transparent; }
.support-embed .support-messages { flex-basis: 0; }
.support-message { width: fit-content; max-width: 90%; padding: 14px 16px; margin: 0 0 16px; border: 1px solid var(--chat-line); border-radius: 4px 12px 12px 12px; background: var(--chat-surface); overflow-wrap: anywhere; }
.support-message strong { font-size: 12px; line-height: 1.5; color: #456150; font-weight: 700; }
.support-message p { white-space: pre-wrap; margin: 8px 0; font-size: 15px; line-height: 1.75; color: var(--chat-ink); }
.support-message time { display: block; font-size: 12px; line-height: 1.5; color: var(--chat-muted); font-variant-numeric: tabular-nums; }
.support-read-status { display: inline-block; margin-left: 10px; padding-left: 10px; border-left: 1px solid currentColor; opacity: .78; white-space: nowrap; }
.support-read-status.is-read { opacity: 1; color: #14783a; font-size: 16px; font-weight: 800; line-height: 1; border-color: #82958b; }
.support-embed .is-visitor,.support-admin .is-operator { margin-left: auto; border-radius: 12px 4px 12px 12px; }
.support-message.is-visitor { border-color: #d2d8cf; background: #eceee8; color: var(--chat-ink); }
.support-message.is-operator { border-color: var(--chat-forest); background: var(--chat-forest); color: var(--chat-surface); }
.support-message.is-operator :is(strong,p) { color: var(--chat-surface); }
.support-message.is-operator time { color: #dce8dd; }
.support-message.is-operator .support-read-status.is-read { color: #a9e8b9; }
.support-message.is-withdrawn { background: var(--chat-paper); border-color: var(--chat-line); }
.support-message.is-withdrawn :is(strong,p,time) { color: var(--chat-muted); }
.support-message.is-withdrawn p { font-size: 13px; }
.support-withdraw-form { margin: 10px 0 0; }
.support-withdraw-form button { min-height: 36px; padding: 5px 10px; border: 1px solid #8ba99b; border-radius: 5px; background: transparent; color: var(--chat-surface); font: 500 12px/1.5 Manrope,"PingFang SC","Microsoft YaHei",system-ui,sans-serif; cursor: pointer; }
.support-withdraw-form button:hover { background: #245548; }
.support-withdraw-form button:disabled { opacity: .6; cursor: not-allowed; }
.support-withdraw-form button:focus-visible { outline: 2px solid var(--chat-surface); outline-offset: 3px; }
.support-status { flex: 0 0 auto; font-size: 13px; line-height: 1.6; color: var(--chat-muted); margin: 0; padding: 10px 20px; }
.support-form { display: grid; flex: 0 1 auto; gap: 10px; min-width: 0; padding: 18px 20px 20px; border-top: 1px solid var(--chat-line); background: var(--chat-surface); }
.support-embed .support-form { max-height: 58dvh; min-height: 140px; grid-template-rows: minmax(0,1fr) auto; overflow: hidden; }
.support-compose-fields { display: grid; align-content: start; gap: 10px; min-height: 0; min-width: 0; overflow: auto; padding: 3px; margin: -3px; scrollbar-width: thin; scrollbar-color: #8ba294 transparent; }
.support-form label { font-size: 14px; line-height: 1.5; font-weight: 650; }
.support-form textarea,.support-form input,.support-inbox select { width: 100%; min-width: 0; max-width: 100%; min-height: 46px; padding: 11px 12px; box-sizing: border-box; border: 1px solid #82958b; border-radius: 6px; background: var(--chat-surface); color: var(--chat-ink); caret-color: var(--chat-forest); font: 400 16px/1.5 Manrope,"PingFang SC","Microsoft YaHei",system-ui,sans-serif; }
.support-form textarea { resize: vertical; min-height: 84px; max-height: 180px; }
.support-form :is(input,textarea)::placeholder { color: var(--chat-muted); opacity: 1; }
.support-form button { justify-self: start; min-height: 46px; padding: 11px 18px; border: 1px solid var(--chat-forest); border-radius: 6px; background: var(--chat-forest); color: var(--chat-surface); font: 650 14px/1.5 Manrope,"PingFang SC","Microsoft YaHei",system-ui,sans-serif; cursor: pointer; }
.support-form button:hover { background: #245548; border-color: #245548; }
.support-form :is(button,textarea):disabled { opacity: .6; cursor: not-allowed; }
.support-form details { font-size: 13px; line-height: 1.65; }
.support-contact-fields { display: grid; gap: 12px; min-width: 0; margin: 0 0 4px; padding: 14px; border: 1px solid var(--chat-line); border-radius: 6px; background: var(--chat-paper); }
.support-contact-fields legend { padding-inline: 5px; color: var(--chat-forest); font-size: 15px; font-weight: 650; }
.support-contact-fields > p { margin: 0; color: var(--chat-muted); font-size: 12px; line-height: 1.7; }
.support-contact-fields > div { display: grid; gap: 6px; }
.support-contact-fields label { font-size: 13px; }
.support-contact-fields small { margin: 0; }
.support-contact-fields .support-contact-error { color: #8b2d20; font-weight: 600; }
.support-form details label { display: block; margin-top: 12px; }
.support-form details input { margin-top: 7px; }
.support-form summary { min-height: 32px; padding-block: 5px; cursor: pointer; color: var(--chat-muted); }
.support-form summary:hover { color: var(--chat-forest); }
.support-form small { display: block; margin-top: 12px; color: var(--chat-muted); font-size: 12px; line-height: 1.7; }
.support-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.support-attachment-tools { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 14px; }
.support-form .support-attach { display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; min-height: 42px; background: var(--chat-paper); color: var(--chat-forest); border-color: #82958b; font-weight: 600; }
.support-form .support-attach:hover { background: #e4ece2; border-color: var(--chat-forest); }
.support-attachment-tools > span { color: var(--chat-muted); font-size: 12px; line-height: 1.6; }
.support-attachment-wait { margin: 0; padding: 10px 12px; border-left: 3px solid #82958b; background: var(--chat-paper); color: var(--chat-muted); font-size: 12px; line-height: 1.7; }
.support-attachment-preview { display: flex; align-items: center; gap: 12px; padding: 12px; border: 1px solid #82958b; border-radius: 6px; background: var(--chat-paper); min-width: 0; }
.support-attachment-preview > img,.support-attachment-symbol { width: 60px; height: 52px; flex: 0 0 60px; object-fit: cover; border-radius: 4px; }
.support-attachment-preview > video { display: block; width: 150px; height: 90px; flex: 0 1 150px; min-width: 90px; object-fit: contain; border-radius: 4px; background: #263b34; }
.support-attachment-symbol { display: grid; place-items: center; background: #e4ece2; color: var(--chat-forest); font-size: 25px; line-height: 1; }
.support-attachment-preview > div { flex: 1; min-width: 0; display: grid; gap: 4px; }
.support-attachment-preview strong { font-size: 13px; line-height: 1.5; overflow-wrap: anywhere; }
.support-attachment-preview span { font-size: 12px; color: var(--chat-muted); }
.support-form .support-attachment-remove { flex: 0 0 42px; width: 42px; min-height: 42px; padding: 4px; background: transparent; color: var(--chat-forest); border-color: #82958b; font-size: 23px; line-height: 1; }
.support-attachment { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-top: 12px; min-width: 0; max-width: 360px; }
.support-attachment > strong { flex-basis: 100%; overflow-wrap: anywhere; font-size: 13px; }
.support-attachment > span { font-size: 12px; }
.support-attachment > img,.support-attachment > video { display: block; width: 100%; max-height: 280px; object-fit: contain; background: #263b34; border-radius: 4px; }
.support-attachment > button,.support-attachment > a { min-height: 36px; padding: 5px 9px; border: 1px solid currentColor; border-radius: 4px; background: transparent; color: inherit; font-family: inherit; font-size: 12px; font-weight: 600; line-height: 1.7; cursor: pointer; text-decoration: none; }
.support-attachment > a { display: inline-flex; align-items: center; }
.support-attachment :is(button,a):hover { text-decoration: underline; text-underline-offset: 3px; }
.support-attachment :is(button,a):focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }
.support-attachment > button:disabled { opacity: .65; cursor: progress; }
.support-embed.is-file-dragging .support-form,.support-admin.is-file-dragging .support-form { outline: 3px solid #36745b; outline-offset: -3px; background: #e4ece2; }
.support-form :focus-visible,.support-conversation:focus-visible,.support-inbox select:focus-visible,.support-inbox-paging button:focus-visible,.support-alert-controls button:focus-visible { outline: 2px solid #36745b; outline-offset: 3px; }
.support-header button:focus-visible { outline: 2px solid var(--chat-surface); outline-offset: 3px; }
.support-admin { padding-block: 52px 88px; min-width: 0; }
.support-admin .section-heading { align-items: flex-start; gap: 28px; margin-bottom: 28px; }
.support-admin .section-heading h1 { color: var(--chat-forest); font-size: clamp(32px,3.7vw,46px); line-height: 1.15; letter-spacing: -.035em; }
.support-admin .section-heading p { max-width: 70ch; font-size: 16px; line-height: 1.75; }
.support-admin-layout { display: grid; grid-template-columns: 300px minmax(0,1fr); gap: 24px; align-items: start; }
.support-inbox,.support-thread { min-width: 0; border: 1px solid var(--chat-line); border-radius: 8px; background: var(--chat-surface); }
.support-inbox { padding: 20px; }
.support-inbox > label { display: block; margin-bottom: 9px; font-size: 14px; font-weight: 650; }
.support-conversations { display: grid; gap: 10px; margin-top: 20px; max-height: 680px; overflow: auto; scrollbar-width: thin; scrollbar-color: #8ba294 transparent; }
.support-conversations > p { font-size: 14px; line-height: 1.75; color: var(--chat-muted); padding-block: 8px; }
.support-conversation { display: grid; gap: 8px; width: 100%; padding: 16px; border: 1px solid var(--chat-line); border-radius: 6px; background: var(--chat-surface); color: var(--chat-ink); text-align: left; font-family: inherit; cursor: pointer; overflow-wrap: anywhere; }
.support-conversation:hover { border-color: #82958b; background: var(--chat-paper); }
.support-conversation[aria-pressed=true] { border-color: var(--chat-forest); background: #e4ece2; }
.support-conversation small { font-size: 12px; line-height: 1.5; color: var(--chat-muted); }
.support-conversation strong { font-size: 15px; line-height: 1.5; }
.support-conversation span { font-size: 14px; line-height: 1.7; }
.support-conversation .support-conversation-state { display: flex; flex-wrap: wrap; gap: 6px; }
.support-conversation-state > span { padding: 2px 7px; border-radius: 4px; font-size: 11px; line-height: 1.6; }
.support-conversation-state .has-unread { background: var(--chat-forest); color: var(--chat-surface); font-weight: 700; }
.support-conversation-state .is-viewed,.support-conversation-state .has-replied { background: #e4ece2; color: #245548; }
.support-conversation-state .needs-reply { background: #f1e6cf; color: #725223; }
.support-count-help { margin: -10px 0 22px; color: var(--chat-muted); font-size: 12px; line-height: 1.7; }
.support-thread { display: flex; flex-direction: column; min-height: 600px; overflow: hidden; }
.support-thread h2 { margin: 24px 24px 0; color: var(--chat-forest); font-size: 22px; line-height: 1.4; letter-spacing: -.02em; overflow-wrap: anywhere; }
.support-thread > p:not(.support-status) { margin: 10px 24px 0; padding-bottom: 20px; border-bottom: 1px solid var(--chat-line); font-size: 14px; line-height: 1.7; color: var(--chat-muted); overflow-wrap: anywhere; }
.support-thread .support-messages { height: 380px; max-height: 55dvh; padding: 24px; }
.support-thread .support-form { margin-top: auto; padding: 22px 24px 24px; }
.support-thread .support-status { padding-inline: 24px; }
.support-inbox-paging { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.support-inbox-paging button { min-height: 44px; padding: 9px 12px; border: 1px solid #82958b; border-radius: 5px; background: var(--chat-paper); color: var(--chat-forest); font: 650 13px/1.5 Manrope,"PingFang SC","Microsoft YaHei",system-ui,sans-serif; cursor: pointer; }
.support-inbox-paging button:hover { border-color: var(--chat-forest); background: #e4ece2; }
.support-alert-controls { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 20px; padding: 20px 0; margin: 0 0 24px; border-block: 1px solid var(--chat-line); }
.support-alert-controls strong { color: var(--chat-forest); font-size: 16px; line-height: 1.5; font-variant-numeric: tabular-nums; }
.support-alert-controls span { font-size: 13px; line-height: 1.65; color: var(--chat-muted); }
.support-alert-controls button,.support-new-notice button { min-height: 46px; padding: 11px 16px; border: 1px solid var(--chat-forest); border-radius: 6px; background: var(--chat-surface); color: var(--chat-forest); font: 650 14px/1.5 Manrope,"PingFang SC","Microsoft YaHei",system-ui,sans-serif; cursor: pointer; }
.support-alert-controls button:hover { background: #e4ece2; }
.support-alert-controls button[aria-pressed=true] { background: var(--chat-forest); color: var(--chat-surface); }
.support-new-notice { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; padding: 22px 24px; margin-bottom: 24px; border: 1px solid var(--chat-forest); border-radius: 8px; background: var(--chat-forest); color: var(--chat-surface); overflow-wrap: anywhere; }
.support-new-notice > strong { font-size: 16px; line-height: 1.6; }
.support-new-notice > div { display: flex; flex-wrap: wrap; gap: 10px; }
.support-new-notice button { border-color: var(--chat-surface); }
.support-new-notice button:hover { background: #e4ece2; }
.support-new-notice button:focus-visible { outline: 2px solid var(--chat-surface); outline-offset: 3px; }
.support-alert-controls button:disabled,.support-new-notice button:disabled { opacity: .6; cursor: not-allowed; }
@media (max-width: 900px) {
 .support-admin-layout { grid-template-columns: 250px minmax(0,1fr); gap: 18px; }
 .support-inbox { padding: 16px; }
 .support-thread .support-messages { padding: 20px; }
 .support-message { max-width: 95%; }
}
@media (max-width: 767px) {
 .support-admin { padding-block: 32px 60px; }
 .support-admin .section-heading { flex-direction: column; gap: 18px; }
 .support-admin-layout { grid-template-columns: minmax(0,1fr); gap: 20px; }
 .support-conversations { max-height: 270px; }
 .support-thread { min-height: 540px; }
 .support-thread .support-messages { height: 330px; max-height: 55dvh; padding: 20px; }
 .support-thread h2 { margin-inline: 20px; font-size: 21px; }
 .support-thread > p:not(.support-status) { margin-inline: 20px; }
 .support-thread .support-form { padding: 20px; }
 .support-thread .support-status { padding-inline: 20px; }
 .support-alert-controls { align-items: flex-start; gap: 12px 16px; padding-block: 18px; }
 .support-alert-controls span { flex-basis: 100%; }
 .support-new-notice { padding: 20px; }
 .support-new-notice > div { width: 100%; }
 .support-new-notice button { flex: 1; }
}
@media (max-height: 480px) {
 .support-embed .support-header { padding-block: 10px; }
 .support-embed .support-header h1 { font-size: 20px; }
 .support-embed .support-disclosure { padding-block: 8px; font-size: 12px; }
 .support-embed .support-messages { min-height: 44px; padding-block: 10px; }
 .support-embed .support-status { padding-block: 6px; font-size: 12px; }
 .support-embed .support-form { gap: 6px; padding-block: 10px; }
 .support-embed .support-form textarea { min-height: 60px; }
}
@media (prefers-reduced-motion: reduce) { .support-messages { scroll-behavior: auto; } }
.support-heading-links { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; }
.support-thread h2 { scroll-margin-top: 20px; }
@media (max-width: 767px) {
 .support-heading-links { width: 100%; gap: 12px 18px; }
 .support-heading-links a { min-height: 40px; display: inline-flex; align-items: center; }
 .support-conversation { min-height: 72px; }
 .support-admin .support-form textarea { font-size: 16px; }
 .support-admin .support-form button { min-height: 44px; }
}

/* Dr. Pen uses its own blue-and-white palette within the shared chat service. */
.support-embed[data-support-site="drpen"] {
 --chat-forest: #173c5b; --chat-paper: #f2f6f8; --chat-surface: #fdfefe;
 --chat-ink: #152e46; --chat-muted: #59717f; --chat-line: #d2dfe5;
 color-scheme: light; accent-color: var(--chat-forest); background: var(--chat-surface);
}
.support-embed[data-support-site="drpen"] ::selection { background: #dbe7ef; color: var(--chat-ink); }
.support-embed[data-support-site="drpen"] .support-header { background: #e8f0f4; color: var(--chat-ink); border-bottom: 1px solid var(--chat-line); }
.support-embed[data-support-site="drpen"] .support-header p { color: var(--chat-muted); }
.support-embed[data-support-site="drpen"] .support-header h1 { color: var(--chat-forest); }
.support-embed[data-support-site="drpen"] .support-header button { color: var(--chat-forest); border-color: #819bad; }
.support-embed[data-support-site="drpen"] .support-header button:hover { background: #dbe7ef; border-color: #59717f; }
.support-embed[data-support-site="drpen"] :is(.support-header button,.support-form :is(input,textarea,button)):focus-visible { outline-color: #285570; }
.support-embed[data-support-site="drpen"] :is(.support-messages,.support-compose-fields) { scrollbar-color: #9ab0bf transparent; }
.support-embed[data-support-site="drpen"] .support-form :is(input,textarea) { border-color: #819bad; }
.support-embed[data-support-site="drpen"] .support-form button:hover { background: #285570; border-color: #285570; }
.support-embed[data-support-site="drpen"] .support-message strong { color: #47677d; }
.support-embed[data-support-site="drpen"] .support-message.is-visitor { background: #edf3f7; border-color: var(--chat-line); }
.support-embed[data-support-site="drpen"] .support-message.is-operator :is(strong,p) { color: var(--chat-surface); }
.support-embed[data-support-site="drpen"] .support-message.is-operator time { color: #dce8f0; }
.support-embed[data-support-site="drpen"] .support-read-status.is-read { color: #285570; border-color: #819bad; }
.support-embed[data-support-site="drpen"] .support-message.is-operator .support-read-status.is-read { color: #c5e2f5; }
.support-embed[data-support-site="drpen"] .support-message.is-withdrawn :is(strong,p,time) { color: var(--chat-muted); }
.support-embed[data-support-site="drpen"] :is(.support-attachment-preview,.support-attachment-wait,.support-form .support-attach,.support-form .support-attachment-remove) { border-color: #819bad; }
.support-embed[data-support-site="drpen"] .support-form :is(.support-attach,.support-attachment-remove):hover { background: #e8f0f4; border-color: var(--chat-forest); color: var(--chat-forest); }
.support-embed[data-support-site="drpen"] .support-attachment-symbol { background: #e8f0f4; }
.support-embed[data-support-site="drpen"] :is(.support-attachment-preview > video,.support-attachment > img,.support-attachment > video) { background: var(--chat-ink); }
.support-embed[data-support-site="drpen"].is-file-dragging .support-form { outline-color: #285570; background: #e8f0f4; }