:root {--sominsu-header-ink: #202124;--sominsu-header-muted: #5f6368;--sominsu-header-paper: #fff;--sominsu-header-line: #dadce0;--sominsu-header-blue: #1a73e8;--sominsu-header-font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;}.sominsu-sticky-region {position: sticky;top: 0;z-index: 50;background: var(--sominsu-header-paper);box-shadow: 0 1px 6px rgba(60, 64, 67, .12);}.sominsu-header,.sominsu-header * { box-sizing: border-box; }.sominsu-header {width: 100%;border-bottom: 1px solid var(--sominsu-header-line);background: var(--sominsu-header-paper);color: var(--sominsu-header-ink);font-family: var(--sominsu-header-font-family);}.sominsu-header-inner {display: flex;width: 100%;max-width: none;height: 71px;align-items: center;margin: 0;padding: 0 28px;}.sominsu-header .sominsu-header-brand {display: inline-flex;min-width: 0;min-height: 44px;align-items: center;flex: 0 0 auto;gap: 0;letter-spacing: 0;}.sominsu-header .sominsu-header-brand img {display: block;width: 144px;height: 48px;object-fit: contain;object-position: left center;}.sominsu-header .sominsu-header-search-bar {width: 100%;max-width: 640px;min-width: 0;margin: 0 0 0 56px;}.sominsu-header .sominsu-header-search-form {position: relative;display: grid;grid-template-columns: 120px minmax(0, 1fr) 104px;width: 100%;max-width: none;min-height: 44px;align-items: stretch;gap: 0;padding: 0;border: 1px solid var(--sominsu-header-line);border-radius: 22px;background: var(--sominsu-header-paper);box-shadow: 0 1px 6px rgba(60, 64, 67, .18);}.sominsu-header .sominsu-header-search-form:focus-within {border-color: var(--sominsu-header-line);box-shadow: 0 2px 8px rgba(60, 64, 67, .22);}.sominsu-header .sominsu-header-field {display: flex;min-width: 0;min-height: 42px;align-items: center;padding: 8px 14px;border-right: 0;background: transparent;}.sominsu-header .sominsu-header-city-field {position: relative;border-right: 1px solid var(--sominsu-header-line);border-radius: 21px 0 0 21px;}.sominsu-header .sominsu-header-city-button {display: flex;width: 100%;min-height: 36px;align-items: center;justify-content: space-between;padding: 0;border: 0;background: transparent;color: var(--sominsu-header-ink);cursor: pointer;font-family: var(--sominsu-header-font-family);font-size: 16px;font-weight: 400;line-height: 1.5;text-align: left;}.sominsu-header .sominsu-header-city-button > span {min-width: 0;flex: 1 1 auto;overflow: hidden;text-align: center;text-overflow: ellipsis;white-space: nowrap;}.sominsu-header .sominsu-header-keyword-field input {display: block;width: 100%;min-height: 36px;padding: 0;border: 0;outline: 0;background: transparent;color: var(--sominsu-header-ink);font-family: var(--sominsu-header-font-family);font-size: 15px;line-height: 1.5;}.sominsu-header .sominsu-header-keyword-field input::placeholder { color: var(--sominsu-header-muted); opacity: .9; }.sominsu-header .sominsu-header-submit {display: flex;min-width: 0;min-height: 0;align-items: center;justify-content: center;margin: 3px;padding: 0 8px;border: 1px solid transparent;border-radius: 18px;background: var(--sominsu-header-blue);color: #fff;cursor: pointer;font-family: var(--sominsu-header-font-family);font-size: 14px;font-weight: 700;line-height: 1.5;}.sominsu-header .sominsu-header-submit:hover {border-color: var(--sominsu-header-blue);background: #1765cc;color: #fff;box-shadow: 0 1px 2px rgba(60, 64, 67, .16);}.sominsu-header .sominsu-header-city-menu {position: absolute;z-index: 30;top: calc(100% + 5px);left: 0;display: none;width: min(540px, calc(100vw - 56px));padding: 14px;border: 1px solid var(--sominsu-header-line);border-radius: 8px;background: var(--sominsu-header-paper);box-shadow: 0 4px 12px rgba(60, 64, 67, .22);}.sominsu-header .sominsu-header-city-menu.show { display: block; }.sominsu-header .sominsu-header-city-menu-heading { margin-bottom: 10px; color: var(--sominsu-header-muted); font-size: 12px; line-height: 1.5; }.sominsu-header .sominsu-header-city-menu-grid { display: grid; grid-template-columns: repeat(5, minmax(72px, 1fr)); gap: 12px 14px; }.sominsu-header .sominsu-header-city-option {display: flex;width: 100%;min-width: 0;min-height: 42px;align-items: center;justify-content: center;padding: 8px 10px;border: 1px solid transparent;background: transparent;color: var(--sominsu-header-ink);cursor: pointer;font-family: var(--sominsu-header-font-family);font-size: 15px;font-weight: 400;line-height: 1.5;text-align: center;white-space: nowrap;}.sominsu-header .sominsu-header-city-option:hover {border-color: #aecbfa;background: #f8fbff;color: var(--sominsu-header-blue);}.sominsu-header .sominsu-header-nav {display: flex;align-items: center;gap: 24px;margin-left: auto;color: var(--sominsu-header-muted);font-family: var(--sominsu-header-font-family);font-size: 14px;}.sominsu-header .sominsu-header-nav a {display: inline-flex;min-height: 44px;align-items: center;color: inherit;text-decoration: none;}.sominsu-header .sominsu-header-nav a:hover { color: var(--sominsu-header-blue); }.sominsu-header .sominsu-header-nav a.active {color: var(--sominsu-header-blue);font-weight: 700;text-decoration: underline;text-underline-offset: 3px;}.sominsu-header .sominsu-header-nav .sominsu-header-publish-link {padding: 7px 12px;border: 1px solid var(--sominsu-header-line);color: var(--sominsu-header-blue);}.sominsu-header .sominsu-header-nav .sominsu-header-publish-link:hover {border-color: var(--sominsu-header-blue);background: #f8fbff;color: var(--sominsu-header-blue);}@media (min-width: 801px) {.sominsu-header-inner { justify-content: flex-start; }.sominsu-header .sominsu-header-nav { margin-left: auto; }}@media (max-width: 800px) {.sominsu-header-inner {height: auto;min-height: 68px;flex-wrap: wrap;gap: 0 12px;padding: 8px 20px;}.sominsu-header .sominsu-header-search-bar {order: 3;flex-basis: 100%;max-width: none;margin: 8px 0 0;}.sominsu-header .sominsu-header-search-form {grid-template-columns: 1fr;min-height: 0;border-radius: 22px;}.sominsu-header .sominsu-header-field {min-height: 0;border-right: 0;border-bottom: 1px solid var(--sominsu-header-line);}.sominsu-header .sominsu-header-city-field { border-radius: 21px 21px 0 0; }.sominsu-header .sominsu-header-city-button,.sominsu-header .sominsu-header-keyword-field input {min-height: 44px;padding-top: 8px;}.sominsu-header .sominsu-header-submit {min-height: 48px;margin: 6px;border-radius: 22px;}.sominsu-header .sominsu-header-nav { gap: 12px; }.sominsu-header .sominsu-header-nav .sominsu-header-publish-link { display: none; }.sominsu-header .sominsu-header-city-menu { top: calc(100% - 1px); width: min(540px, calc(100vw - 40px)); }.sominsu-header .sominsu-header-city-menu-grid { grid-template-columns: repeat(3, minmax(72px, 1fr)); gap: 10px 12px; }}@media (max-width: 430px) {.sominsu-header-inner { padding-right: 14px; padding-left: 14px; }.sominsu-header .sominsu-header-city-menu { width: calc(100vw - 28px); }}