:root {
  --ink: #242c31;
  --muted: #7d888f;
  --blue: #217cc1;
  --blue-dark: #176aa8;
  --sky: #eaf5fc;
  --line: #e6ebee;
  --paper: #fff;
  --header-height: 80px;
  --fade: 0;
  --photo-offset: 0px;
  font-family:
    "Microsoft YaHei", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  color: var(--ink);
  background: #fff;
  font-synthesis: none;
  letter-spacing: 0;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
textarea,
select {
  font: inherit;
}
button,
a,
input,
textarea,
select {
  -webkit-tap-highlight-color: transparent;
}
button {
  cursor: pointer;
}
button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}
img {
  max-width: 100%;
  display: block;
}
svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  stroke-width: 1.7;
}
button {
  color: inherit;
}
h1,
h2,
h3,
p,
figure {
  margin: 0;
}
h1,
h2,
h3 {
  font-weight: 600;
}
button,
input,
textarea,
select {
  outline: none;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid #76b6e5;
  outline-offset: 4px;
}
[hidden] {
  display: none !important;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}
.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 100;
  background: #fff;
  padding: 12px;
}
.skip-link:focus {
  top: 10px;
}
.section-shell {
  max-width: 1280px;
  margin: auto;
  padding-left: 64px;
  padding-right: 64px;
}
.site-header {
  height: var(--header-height);
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  max-width: 1440px;
  height: 100%;
  padding: 0 54px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-shrink: 0;
}
.brand img {
  width: 148px;
  height: 51px;
  object-fit: contain;
}
.brand .brand-badge {
  width: 50px;
  height: 50px;
  flex-shrink: 0;
}
.brand-divider {
  width: 1px;
  height: 26px;
  background: #dfe4e7;
}
.brand-school {
  font-size: 12px;
  color: #7b8389;
  line-height: 1.7;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 36px;
  height: 100%;
}
.main-nav > a {
  height: 100%;
  display: flex;
  align-items: center;
  position: relative;
  font-size: 14px;
  color: #626d74;
  white-space: nowrap;
}
.main-nav > a.active,
.main-nav > a:hover {
  color: var(--blue);
}
.main-nav > a.active:after {
  content: "";
  position: absolute;
  height: 2px;
  background: var(--blue);
  bottom: 0;
  left: 0;
  right: 0;
}
.nav-extra {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: #95a1a8;
  padding-left: 24px;
  border-left: 1px solid var(--line);
}
.nav-extra svg {
  width: 18px;
}
.menu-toggle {
  display: none;
}
.button {
  min-height: 46px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 5px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  white-space: nowrap;
  transition:
    background 0.2s,
    box-shadow 0.2s,
    transform 0.2s;
}
.button:hover {
  transform: translateY(-1px);
}
.button svg {
  width: 18px;
  height: 18px;
}
.button-primary {
  background: var(--blue);
  color: #fff;
}
.button-primary:hover {
  background: var(--blue-dark);
  box-shadow: 0 4px 14px #227bc11f;
}
.button-sky {
  background: #e0f1fd;
  color: #245575;
  min-width: 169px;
  min-height: 52px;
  border-color: #d3eafa;
  box-shadow: 0 4px 16px #122b4a12;
}
.button-sky:hover {
  background: #fff;
}
.secondary-sky {
  background: #deeff4ed;
}
.button-sky svg:last-child {
  margin-left: 8px;
}
.full-width {
  width: 100%;
}
.icon-button {
  width: 36px;
  height: 36px;
  padding: 8px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.icon-button:hover {
  background: var(--sky);
  color: var(--blue);
}
.hero {
  height: min(780px, calc(100svh - 124px));
  min-height: 550px;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: #154469;
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -18%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 20%, rgba(139, 210, 244, 0.18), transparent 38%),
    radial-gradient(circle at 82% 74%, rgba(82, 155, 206, 0.16), transparent 42%);
  mix-blend-mode: screen;
  animation: hero-glow 16s ease-in-out infinite alternate;
}
.hero-picture {
  position: absolute;
  inset: -40px 0;
  z-index: -3;
  transform: translateY(var(--photo-offset));
  will-change: transform;
}
.hero-picture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 47%;
}
.hero-shade {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: linear-gradient(
    180deg,
    rgba(4, 20, 38, 0.03),
    rgba(5, 23, 41, 0.15) 50%,
    rgba(3, 12, 17, 0.55)
  );
}
.hero:after {
  content: "";
  position: absolute;
  inset: 0;
  background: #fff;
  opacity: var(--fade);
  pointer-events: none;
  z-index: 3;
}
.hero-content {
  position: absolute;
  top: 44%;
  left: 24px;
  right: 24px;
  transform: translateY(-50%);
  text-align: center;
  animation: hero-enter 1s ease both;
  text-shadow: 0 2px 24px #10243228;
}
.hero h1 {
  font-size: 68px;
  font-weight: 600;
  line-height: 1.3;
  margin: 12px 0 0;
}
.hero-welcome {
  font-size: 32px;
  font-weight: 500;
  margin: 0;
  color: #f0f6fb;
}
.hero-credit {
  font-size: 13px;
  font-weight: 400;
  margin: 20px 0 26px;
  color: #edf7ff;
}
.hero-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  text-shadow: none;
}
.hero-bottom {
  position: absolute;
  bottom: 27px;
  left: 54px;
  right: 54px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: #e2e7eb;
}
.hero-bottom > span,
.hero-bottom > a {
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-bottom svg {
  width: 15px;
  height: 15px;
}
.hero-bottom > a {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.hero-bottom > a svg {
  animation: nudge 2s ease-in-out infinite;
}
.hero-index {
  font-family: system-ui, sans-serif;
}
.intro-band {
  padding-top: 65px;
  padding-bottom: 66px;
}
.section-label {
  font-size: 10px;
  color: #7b8b95;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.6;
}
.small-line {
  display: inline-block;
  height: 2px;
  width: 24px;
  background: #5ba3d3;
}
.intro-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  margin: 26px 0 42px;
}
.intro-heading h2 {
  font-size: 31px;
  line-height: 1.7;
  font-weight: 500;
}
.intro-heading p {
  color: #76818a;
  font-size: 13px;
  line-height: 2.2;
}
.featured-photo > a {
  display: block;
  position: relative;
  overflow: hidden;
}
.featured-photo img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  object-position: center 48%;
  transition: transform 0.6s;
}
.featured-photo a:hover img {
  transform: scale(1.025);
}
.photo-open {
  position: absolute;
  bottom: 20px;
  right: 20px;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: #ffffffed;
  border-radius: 50%;
  color: #23485e;
}
.featured-photo figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
  color: #8a949b;
  font-size: 11px;
  gap: 20px;
}
.featured-photo figcaption > div {
  display: flex;
  align-items: center;
  gap: 22px;
}
.caption-index {
  font-family: Georgia, serif;
  font-size: 18px;
  color: #80a3b8;
}
.featured-photo strong {
  font-size: 14px;
  font-weight: 400;
  color: #424e56;
}
.about-band {
  background: #eef6fa;
  border-top: 1px solid #e6f0f5;
  border-bottom: 1px solid #e6f0f5;
}
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  padding-top: 62px;
  padding-bottom: 64px;
}
.about-inner h2 {
  font-size: 30px;
  line-height: 1.7;
  margin-top: 22px;
  font-weight: 500;
}
.about-intro {
  min-width: 0;
}
.about-copy {
  padding-top: 30px;
  font-size: 13px;
  color: #6d7e89;
  line-height: 2.2;
}
.about-copy p + p {
  margin-top: 14px;
}
.about-contacts {
  display: block;
  margin-top: 30px;
}
.contact-qr,
.contact-email {
  min-width: 0;
  border: 1px solid rgba(122, 166, 188, 0.22);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 12px 30px rgba(77, 126, 150, 0.08);
}
.contact-qr {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 13px;
  width: min(100%, 330px);
  padding: 16px;
  margin: 34px 0 0;
}
.contact-qr-frame {
  flex: 0 0 auto;
  width: 250px;
  height: 250px;
  max-width: 100%;
  padding: 8px;
  background: #fff;
  border: 1px solid rgba(98, 147, 172, 0.2);
}
.contact-qr-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.contact-qr figcaption,
.contact-email > div {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}
.contact-hint {
  color: #748d9a;
  font-size: 11px;
  line-height: 1.6;
}
.contact-kicker {
  color: #8aa5b4;
  font-size: 9px;
  letter-spacing: 0;
  line-height: 1.4;
}
.contact-qr strong {
  color: #314e5e;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}
.contact-email {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 14px 16px;
  background: rgba(229, 243, 250, 0.66);
}
.contact-icon {
  display: grid;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  place-items: center;
  color: #557f95;
  border: 1px solid rgba(91, 140, 163, 0.25);
  background: rgba(255, 255, 255, 0.7);
}
.contact-icon svg {
  width: 16px;
  height: 16px;
}
.contact-email a {
  overflow-wrap: anywhere;
  color: #31576c;
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
}
.contact-email a:hover,
.contact-email a:focus-visible {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.contact-caption {
  color: #748d9a;
  font-size: 11px;
}
.text-link {
  display: inline-flex;
  gap: 14px;
  align-items: center;
  color: var(--blue);
  margin-top: 24px;
}
.text-link svg {
  width: 16px;
}
.closing-band {
  padding-top: 60px;
  padding-bottom: 64px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.closing-band h2 {
  font-size: 26px;
  margin-top: 10px;
  font-weight: 500;
}
.site-footer {
  border-top: 1px solid var(--line);
  background: #fafcfd;
}
.footer-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  padding-top: 29px;
  padding-bottom: 29px;
}
.footer-brand {
  display: flex;
  gap: 22px;
  align-items: center;
}
.footer-brand img {
  width: 116px;
  height: 43px;
  object-fit: contain;
}
.footer-brand p {
  color: #8a969d;
  font-size: 11px;
  border-left: 1px solid var(--line);
  padding-left: 22px;
}
.footer-nav {
  display: flex;
  gap: 25px;
  color: #7b8992;
  font-size: 12px;
}
.footer-nav a:hover {
  color: var(--blue);
}
.footer-bottom {
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding-top: 16px;
  padding-bottom: 16px;
  color: #98a1a8;
  font-size: 10px;
}
.school-credit {
  display: flex;
  align-items: center;
  gap: 9px;
}
.school-credit img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}
.legal {
  display: flex;
  align-items: center;
  gap: 14px;
}
.reveal {
  opacity: 1;
  transform: none;
}
.js-reveal .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.7s,
    transform 0.7s;
}
.js-reveal .reveal.visible {
  opacity: 1;
  transform: none;
}
.page-main {
  padding-top: 27px;
  padding-bottom: 76px;
  min-height: calc(100svh - 249px);
}
.breadcrumb {
  font-size: 11px;
  color: #98a2a9;
  display: flex;
  gap: 9px;
  align-items: center;
}
.breadcrumb a:hover {
  color: var(--blue);
}
.breadcrumb svg {
  width: 12px;
  height: 12px;
}
.breadcrumb span {
  color: #6b7a84;
}
.page-heading {
  margin: 36px 0 42px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.page-heading h1 {
  font-size: 38px;
  font-weight: 500;
  line-height: 1.5;
  display: flex;
  align-items: center;
  gap: 13px;
  margin-top: 7px;
}
.title-dot {
  width: 6px;
  height: 6px;
  background: #9bc6e4;
  border-radius: 50%;
  margin-top: 12px;
}
.page-subtitle {
  color: #8a959c;
  font-size: 12px;
  margin-top: 8px;
}
.page-stamp {
  display: flex;
  align-items: center;
  gap: 15px;
  color: #94a9b6;
  font-size: 11px;
}
.page-stamp > svg {
  width: 32px;
  height: 32px;
  color: #a7c9dd;
  stroke-width: 1.25;
}
.board-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 44px;
  align-items: start;
}
.list-toolbar {
  height: 52px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.list-toolbar h2 {
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 500;
}
.count-tag {
  font-size: 10px;
  font-weight: 400;
  color: #6c99b9;
  background: #eef6fb;
  padding: 1px 7px;
  border-radius: 3px;
  min-width: 24px;
  display: inline-flex;
  justify-content: center;
}
.post-row {
  display: flex;
  gap: 17px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  min-height: 145px;
  transition: background-color 0.25s ease, padding-left 0.25s ease;
}
.post-row:hover {
  background: rgba(238, 247, 252, 0.52);
  padding-left: 8px;
}
.avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #eaf2f8;
  color: #5c8cae;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  font-size: 15px;
}
.post-row:nth-child(3n + 2) .avatar {
  background: #edf3eb;
  color: #819473;
}
.post-row:nth-child(3n) .avatar {
  background: #f3eef4;
  color: #9d88a7;
}
.post-body {
  flex: 1;
  min-width: 0;
}
.post-top {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 3px 0 10px;
}
.post-top strong {
  font-size: 13px;
  font-weight: 500;
  overflow-wrap: anywhere;
}
.anonymous-tag {
  font-size: 9px;
  background: #f4f6f7;
  color: #a0a8ae;
  padding: 1px 5px;
  flex-shrink: 0;
}
.post-content {
  font-size: 13px;
  line-height: 1.9;
  color: #4b565e;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.post-bottom {
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10px;
  color: #9ba4ab;
}
.post-bottom span {
  font-family: system-ui, sans-serif;
}
.compose-panel {
  border: 1px solid #e0e9ef;
  border-radius: 6px;
  padding: 24px;
  background: #fbfdfe;
  position: sticky;
  top: calc(var(--header-height) + 24px);
  scroll-margin-top: calc(var(--header-height) + 20px);
}
.compose-heading {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 20px;
}
.compose-heading > svg {
  color: #5b97c2;
  width: 18px;
  height: 18px;
}
.compose-heading h2 {
  font-size: 17px;
  font-weight: 500;
}
.compose-heading > span {
  margin-left: auto;
  font-size: 10px;
  color: #81a7be;
  background: #edf6fb;
  padding: 2px 8px;
  border-radius: 3px;
}
.field-label {
  font-size: 12px;
  color: #56636d;
  display: block;
  margin-bottom: 8px;
}
.field-label > span {
  font-size: 10px;
  color: #9ca7af;
  margin-left: 5px;
}
input[type="text"],
input[type="search"],
textarea {
  width: 100%;
  border: 1px solid #dfe6eb;
  border-radius: 4px;
  background: white;
  padding: 10px 12px;
  color: var(--ink);
  font-size: 12px;
  transition: border 0.2s;
}
input[type="text"] {
  height: 41px;
}
input::placeholder,
textarea::placeholder {
  color: #a8b1b8;
  font-size: 12px;
}
input:hover,
textarea:hover {
  border-color: #bcd0df;
}
textarea {
  resize: vertical;
  min-height: 76px;
  line-height: 1.8;
  display: block;
}
.label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  margin-bottom: 8px;
}
.label-row .field-label {
  margin: 0;
}
.char-count {
  font-size: 10px;
  color: #9ca7af;
  white-space: nowrap;
}
.char-count.over-limit {
  color: #c85252;
}
.captcha-slot {
  margin: 19px 0 20px;
}
.captcha-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.captcha-label-row label {
  font-size: 12px;
  color: #56636d;
}
.captcha-refresh {
  border: 0;
  background: none;
  color: #8195a3;
  font-size: 10px;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0;
}
.captcha-refresh svg {
  width: 12px;
  height: 12px;
}
.captcha-controls {
  display: flex;
  gap: 8px;
  align-items: center;
}
.captcha-controls input {
  min-width: 0;
  flex: 1;
}
.captcha-image {
  width: 118px;
  height: 41px;
  flex-shrink: 0;
  border: 1px solid #e1eaf1;
  border-radius: 4px;
  overflow: hidden;
  display: grid;
  place-items: center;
  background: #eef6fb;
  font-size: 10px;
  color: #7e929f;
}
.captcha-image svg {
  width: 118px;
  height: 42px;
}
.captcha-image button {
  border: 0;
  background: transparent;
  color: #2876b0;
  padding: 0;
  font-size: 10px;
}
.form-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 10px;
  color: #94a0aa;
  margin-top: 14px;
  line-height: 1.7;
}
.form-note svg {
  width: 12px;
  height: 12px;
}
.form-error {
  font-size: 12px;
  color: #b84545;
  background: #fff1f0;
  border: 1px solid #f5d5d0;
  border-radius: 4px;
  padding: 9px 11px;
  margin: 12px 0;
  overflow-wrap: anywhere;
}
.empty-state {
  padding: 65px 18px;
  text-align: center;
  grid-column: 1/-1;
  color: #8395a1;
}
.empty-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  margin: 0 auto 19px;
  background: #f0f7fc;
  border-radius: 50%;
  color: #91b7d1;
}
.empty-icon svg {
  width: 24px;
  height: 24px;
}
.empty-state h3 {
  font-size: 15px;
  font-weight: 400;
  color: #5f7584;
  margin-bottom: 8px;
}
.empty-state p {
  font-size: 12px;
  color: #9aa9b3;
}
.empty-state .button {
  margin-top: 21px;
}
.loading-state {
  text-align: center;
  padding: 60px 16px;
  color: #94a5b0;
  font-size: 12px;
  grid-column: 1/-1;
}
.pagination {
  margin: 28px 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  color: #82939f;
  font-size: 11px;
}
.pagination:empty {
  display: none;
}
.pagination .icon-button {
  border: 1px solid var(--line);
}
.mobile-compose {
  display: none;
}
.gallery-toolbar {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  min-height: 62px;
  margin-bottom: 27px;
}
.gallery-tabs {
  align-self: stretch;
  display: flex;
}
.gallery-tabs > .active {
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
  color: var(--blue);
  font-size: 13px;
}
.gallery-tabs > .active:after {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--blue);
  content: "";
}
.gallery-tools {
  display: flex;
  align-items: center;
  gap: 20px;
}
.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 225px;
}
.search-box > svg {
  width: 15px;
  height: 15px;
  color: #9caeb9;
}
.search-box input {
  border: 0;
  padding: 5px 0;
  background: transparent;
  font-size: 11px;
  min-width: 0;
}
.search-box .icon-button {
  width: 25px;
  height: 29px;
  padding: 5px;
  color: #91a0ab;
}
.search-box .icon-button svg {
  width: 15px;
  height: 15px;
}
.sort-control {
  position: relative;
  color: #7c8a95;
  border-left: 1px solid var(--line);
  padding-left: 19px;
}
.sort-control select {
  border: 0;
  background: transparent;
  appearance: none;
  padding: 8px 25px 8px 0;
  font-size: 11px;
  color: inherit;
  cursor: pointer;
}
.sort-control > svg {
  position: absolute;
  right: 0;
  top: 11px;
  width: 13px;
  height: 13px;
  pointer-events: none;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px 24px;
}
.work-card {
  min-width: 0;
  transition: transform 0.28s ease, filter 0.28s ease;
}
.work-card:hover {
  transform: translateY(-3px);
  filter: drop-shadow(0 8px 16px rgba(30, 72, 98, 0.1));
}
.work-image-button {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  padding: 0;
  border: 0;
  background: #eff3f5;
  border-radius: 3px;
}
.work-image-button > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.work-image-button:hover > img {
  transform: scale(1.04);
}
.work-image-button .zoom-indicator {
  position: absolute;
  right: 12px;
  bottom: 12px;
  background: #ffffffeb;
  color: #53748c;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  opacity: 0;
  transition: opacity 0.2s;
}
.work-image-button:hover .zoom-indicator,
.work-image-button:focus-visible .zoom-indicator {
  opacity: 1;
}
.zoom-indicator svg {
  width: 15px;
  height: 15px;
}
.work-caption {
  font-size: 13px;
  color: #435463;
  font-weight: 400;
  line-height: 1.8;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  margin-top: 14px;
  min-height: 24px;
}
.work-credit {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-top: 11px;
}
.work-author {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 10px;
  color: #95a1aa;
  min-width: 0;
}
.work-author > svg {
  width: 13px;
  height: 13px;
  color: #a2b7c6;
}
.work-author span {
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  max-width: 110px;
}
.work-credit time {
  font-size: 9px;
  color: #a7b0b7;
  white-space: nowrap;
}
.work-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}
.work-actions .icon-button {
  width: 27px;
  height: 27px;
  padding: 6px;
  color: #7d9cb2;
}
.work-actions svg {
  width: 15px;
  height: 15px;
}
.gallery-grid.single-work {
  grid-template-columns: minmax(0, 820px);
  justify-content: center;
}
.single-work .work-image-button {
  aspect-ratio: 3/2;
}
.single-work .work-caption {
  font-size: 16px;
}
.single-work .work-image-button .zoom-indicator {
  opacity: 1;
}
.gallery-end {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 55px;
  color: #c2d3df;
}
.gallery-end > span {
  height: 1px;
  width: 36px;
  background: #e3ecf3;
}
.gallery-end svg {
  width: 17px;
  height: 17px;
}
dialog {
  color: var(--ink);
  padding: 0;
  border: 0;
}
dialog::backdrop {
  background: rgba(15, 24, 31, 0.56);
  backdrop-filter: blur(4px);
}
.modal {
  width: 480px;
  max-width: calc(100% - 28px);
  max-height: calc(100svh - 48px);
  padding: 28px;
  border: 1px solid #e4edf3;
  border-radius: 8px;
  box-shadow: 0 24px 80px #122c3a30;
  overflow: auto;
}
.modal-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 23px;
}
.modal-heading h2 {
  font-size: 23px;
  font-weight: 500;
  margin-top: 5px;
}
.modal-heading .icon-button {
  margin-top: -5px;
  margin-right: -7px;
  color: #8b9ba5;
}
.modal-heading .section-label {
  font-size: 9px;
}
.upload-zone {
  display: grid;
  place-items: center;
  position: relative;
  height: 168px;
  background: #f4f9fc;
  border: 1px dashed #bcd3e2;
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 20px;
  cursor: pointer;
}
.upload-zone.dragging {
  background: #ddecf8;
  border-color: #4496cd;
}
.upload-zone input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  z-index: 2;
}
.upload-zone:focus-within {
  outline: 3px solid #76b6e5;
  outline-offset: 3px;
}
.upload-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: #82a7c0;
}
.upload-placeholder > svg {
  width: 29px;
  height: 29px;
  stroke-width: 1.3;
}
.upload-placeholder strong {
  font-size: 13px;
  color: #5a89a9;
  font-weight: 500;
}
.upload-placeholder > span {
  font-size: 10px;
  color: #9eafb9;
}
.upload-zone > img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #e9f0f5;
}
.upload-change {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: #ffffffeb;
  padding: 3px 10px;
  font-size: 10px;
  border-radius: 3px;
  color: #477999;
}
.selected-file {
  font-size: 10px;
  color: #91a2ad;
  margin: -13px 0 16px;
  overflow-wrap: anywhere;
}
.watermark-options {
  margin: 18px 0 0;
  padding: 0;
  border: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.watermark-options legend {
  font-size: 12px;
  color: #56636d;
  margin-bottom: 8px;
}
.check-option {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  background: #f6f9fb;
  border: 1px solid #e5ecf0;
  border-radius: 4px;
  padding: 10px 9px;
  min-width: 0;
}
.check-option:has(input:checked) {
  background: #edf6fd;
  border-color: #a4c9e3;
}
.check-option input {
  accent-color: var(--blue);
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  margin: 0;
}
.check-option strong {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: #607784;
}
.check-option small {
  display: block;
  font-size: 9px;
  color: #98a8b2;
  margin-top: 2px;
}
.check-option > svg {
  margin-left: auto;
  width: 16px;
  height: 16px;
  color: #96adbe;
}
.check-option > img {
  width: 35px;
  height: 24px;
  object-fit: contain;
  margin-left: auto;
}
.download-modal {
  width: 405px;
}
.download-preview {
  display: flex;
  gap: 15px;
  align-items: center;
  margin-bottom: 22px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}
.download-preview > img {
  width: 84px;
  height: 65px;
  object-fit: cover;
  border-radius: 3px;
}
.download-preview > div {
  min-width: 0;
}
.download-preview strong {
  font-size: 12px;
  font-weight: 500;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  overflow-wrap: anywhere;
}
.download-preview span {
  font-size: 10px;
  color: #8e9fa9;
  display: block;
  margin-top: 5px;
}
.lightbox {
  background: #111619;
  width: 100vw;
  height: 100svh;
  max-width: none;
  max-height: none;
  position: fixed;
  inset: 0;
  margin: 0;
  color: #fff;
  overflow: hidden;
}
.lightbox[open] {
  display: flex;
  flex-direction: column;
}
.lightbox::backdrop {
  background: #111619;
}
.lightbox-toolbar {
  height: 65px;
  flex-shrink: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 30px;
  border-bottom: 1px solid #ffffff0a;
  color: #aab7bf;
  font-size: 11px;
}
.lightbox-toolbar > div {
  display: flex;
  gap: 14px;
}
.light-icon {
  color: #c7d5dd;
}
.light-icon:hover {
  background: #ffffff16;
  color: #fff;
}
.lightbox-stage {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 18px 65px;
}
.lightbox-stage > img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}
.lightbox-prev {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-next {
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-caption {
  text-align: center;
  min-height: 88px;
  flex-shrink: 0;
  padding: 12px 30px 22px;
}
.lightbox-caption p {
  font-size: 13px;
  line-height: 1.8;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  max-width: 700px;
  margin: auto;
}
.lightbox-caption span {
  font-size: 10px;
  color: #83949e;
  display: block;
  margin-top: 7px;
}
.toast {
  position: fixed;
  z-index: 100;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 22px;
  max-width: calc(100% - 30px);
  border: 1px solid #cee0ec;
  background: #f4fbff;
  color: #386b8f;
  border-radius: 5px;
  box-shadow: 0 6px 24px #273c4a18;
  font-size: 12px;
  text-align: center;
  pointer-events: none;
}
.upload-zone > img {
  position: absolute;
  inset: 0;
  min-height: 0;
}
@keyframes hero-enter {
  from {
    opacity: 0;
    transform: translateY(calc(-50% + 15px));
  }
  to {
    opacity: 1;
    transform: translateY(-50%);
  }
}
@keyframes hero-glow {
  from { transform: translate3d(-2%, -1%, 0) scale(1); opacity: 0.65; }
  to { transform: translate3d(2%, 1%, 0) scale(1.04); opacity: 1; }
}
@keyframes nudge {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(4px);
  }
}
@media (min-width: 1600px) {
  .hero {
    height: calc(100svh - 165px);
    max-height: 940px;
  }
  .hero h1 {
    font-size: 78px;
  }
  .hero-content {
    top: 43%;
  }
  .section-shell {
    max-width: 1400px;
  }
  .featured-photo img {
    height: 510px;
  }
}
@media (max-width: 1100px) {
  .header-inner {
    padding: 0 32px;
  }
  .section-shell {
    padding-left: 36px;
    padding-right: 36px;
  }
  .nav-extra {
    display: none;
  }
  .main-nav {
    gap: 30px;
  }
  .hero-bottom {
    left: 32px;
    right: 32px;
  }
  .hero {
    min-height: 520px;
  }
  .hero h1 {
    font-size: 59px;
  }
  .board-layout {
    grid-template-columns: minmax(0, 1fr) 310px;
    gap: 28px;
  }
  .compose-panel {
    padding: 21px;
  }
  .about-inner {
    gap: 60px;
  }
  .gallery-grid {
    gap: 30px 19px;
  }
  .work-credit {
    gap: 6px;
  }
  .work-actions time {
    display: none;
  }
}
@media (max-width: 800px) {
  :root {
    --header-height: 72px;
  }
  .header-inner {
    padding: 0 24px;
  }
  .brand img {
    width: 126px;
    height: 45px;
  }
  .brand-school,
  .brand-divider {
    display: none;
  }
  .main-nav {
    gap: 24px;
  }
  .section-shell {
    padding-left: 28px;
    padding-right: 28px;
  }
  .hero h1 {
    font-size: 48px;
  }
  .hero-welcome {
    font-size: 28px;
  }
  .hero-bottom {
    left: 24px;
    right: 24px;
  }
  .hero-index {
    display: none !important;
  }
  .hero-bottom > a {
    position: static;
    transform: none;
  }
  .intro-heading h2 {
    font-size: 26px;
  }
  .intro-heading p {
    font-size: 12px;
  }
  .featured-photo img {
    height: 365px;
  }
  .about-inner {
    gap: 45px;
  }
  .about-inner h2 {
    font-size: 26px;
  }
  .board-layout {
    grid-template-columns: minmax(0, 1fr) 285px;
    gap: 22px;
  }
  .compose-panel {
    padding: 17px;
  }
  .page-heading h1 {
    font-size: 33px;
  }
  .page-heading {
    margin-bottom: 32px;
  }
  .page-stamp {
    display: none;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .footer-brand p {
    display: none;
  }
  .footer-main {
    gap: 20px;
  }
  .footer-bottom {
    font-size: 9px;
  }
  .legal {
    gap: 8px;
  }
}
@media (max-width: 640px) {
  :root {
    --header-height: 64px;
  }
  .header-inner {
    padding: 0 20px;
    gap: 12px;
  }
  .brand img {
    width: 123px;
    height: 43px;
  }
  .brand .brand-badge {
    width: 42px;
    height: 42px;
  }
  .brand .brand-logo {
    display: none;
  }
  .main-nav {
    gap: 22px;
  }
  .main-nav > a {
    font-size: 12px;
  }
  .main-nav > a:last-of-type {
    display: none;
  }
  .section-shell {
    padding-left: 22px;
    padding-right: 22px;
  }
  .hero {
    min-height: 520px;
    height: calc(87svh - 64px);
    max-height: 760px;
  }
  .hero-picture {
    inset: -20px 0;
  }
  .hero-picture img {
    object-position: 54% 50%;
  }
  .hero-content {
    top: 42%;
    left: 15px;
    right: 15px;
  }
  .hero h1 {
    font-size: 32px;
    margin-top: 10px;
  }
  .hero-welcome {
    font-size: 23px;
  }
  .hero-credit {
    font-size: 12px;
    margin-bottom: 24px;
  }
  .hero-actions {
    gap: 10px;
  }
  .button-sky {
    min-width: 143px;
    min-height: 46px;
    padding: 12px;
    font-size: 12px;
    gap: 7px;
  }
  .button-sky svg {
    width: 15px;
    height: 15px;
  }
  .button-sky svg:last-child {
    margin-left: 3px;
  }
  .hero-bottom {
    left: 20px;
    right: 20px;
    bottom: 22px;
    font-size: 9px;
  }
  .hero-bottom > span {
    gap: 6px;
  }
  .hero-bottom > a {
    gap: 6px;
  }
  .hero-bottom > a span {
    font-size: 0;
  }
  .hero-bottom > a span:after {
    content: "继续向下";
    font-size: 9px;
  }
  .intro-band {
    padding-top: 41px;
    padding-bottom: 40px;
  }
  .section-label {
    font-size: 9px;
  }
  .intro-heading {
    display: block;
    margin: 21px 0 28px;
  }
  .intro-heading h2 {
    font-size: 27px;
    line-height: 1.6;
  }
  .intro-heading p {
    margin-top: 20px;
    font-size: 12px;
    line-height: 2;
  }
  .featured-photo img {
    height: auto;
    aspect-ratio: 4/3;
    object-fit: cover;
  }
  .featured-photo figcaption {
    margin-top: 14px;
    gap: 10px;
    align-items: flex-start;
  }
  .featured-photo figcaption > div {
    gap: 12px;
  }
  .featured-photo strong {
    font-size: 12px;
  }
  .caption-index {
    font-size: 15px;
  }
  .featured-photo figcaption > span {
    font-size: 9px;
    padding-top: 3px;
  }
  .photo-open {
    width: 32px;
    height: 32px;
    right: 12px;
    bottom: 12px;
  }
  .photo-open svg {
    width: 18px;
    height: 18px;
  }
  .about-inner {
    grid-template-columns: 1fr;
    gap: 18px;
    padding-top: 40px;
    padding-bottom: 40px;
  }
  .about-inner h2 {
    font-size: 26px;
    margin-top: 16px;
  }
  .about-copy {
    padding: 0;
    font-size: 12px;
    line-height: 2.1;
  }
  .contact-qr {
    width: min(100%, 290px);
    margin-top: 24px;
  }
  .contact-qr-frame {
    width: 220px;
    height: 220px;
  }
  .about-contacts {
    margin-top: 24px;
  }
  .contact-email {
    padding: 13px 14px;
  }
  .closing-band {
    padding-top: 38px;
    padding-bottom: 40px;
    gap: 18px;
  }
  .closing-band h2 {
    font-size: 19px;
    margin-top: 8px;
  }
  .closing-band .button {
    padding: 11px 13px;
    font-size: 12px;
    gap: 7px;
    min-height: 42px;
  }
  .closing-band .button svg {
    width: 15px;
    height: 15px;
  }
  .footer-main {
    padding-top: 22px;
    padding-bottom: 20px;
    gap: 15px;
  }
  .footer-brand img {
    width: 90px;
    height: 35px;
  }
  .footer-nav {
    gap: 17px;
    font-size: 10px;
  }
  .footer-bottom {
    align-items: flex-start;
    gap: 12px;
    flex-direction: column;
    padding-top: 14px;
    padding-bottom: 18px;
  }
  .school-credit img {
    width: 25px;
    height: 25px;
  }
  .legal {
    width: 100%;
    justify-content: space-between;
    gap: 10px;
    font-size: 9px;
  }
  .page-main {
    padding-top: 20px;
    padding-bottom: 45px;
  }
  .page-heading {
    margin: 27px 0 28px;
    gap: 12px;
  }
  .page-heading h1 {
    font-size: 30px;
    margin-top: 6px;
    gap: 10px;
  }
  .page-subtitle {
    font-size: 11px;
    margin-top: 6px;
    line-height: 1.8;
  }
  .page-heading > .button {
    font-size: 12px;
    min-height: 40px;
    padding: 10px 13px;
    gap: 6px;
  }
  .page-heading > .button svg {
    width: 15px;
    height: 15px;
  }
  .page-heading .section-label {
    font-size: 8px;
  }
  .title-dot {
    width: 5px;
    height: 5px;
    margin-top: 8px;
  }
  .board-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .compose-panel {
    position: static;
    padding: 23px;
    grid-row: 2;
  }
  .mobile-compose {
    display: flex;
  }
  .list-toolbar {
    height: 49px;
  }
  .list-toolbar h2 {
    font-size: 13px;
  }
  .post-row {
    padding: 21px 0;
    gap: 12px;
    min-height: 133px;
  }
  .avatar {
    width: 33px;
    height: 33px;
    font-size: 13px;
  }
  .post-content {
    font-size: 12px;
  }
  .post-top strong {
    font-size: 12px;
  }
  .post-top {
    margin-top: 1px;
  }
  .post-bottom {
    font-size: 9px;
  }
  .empty-state {
    padding: 43px 15px;
  }
  .gallery-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin-bottom: 22px;
  }
  .gallery-tabs {
    height: 43px;
    align-self: flex-start;
  }
  .gallery-tools {
    justify-content: space-between;
    border-top: 1px solid #f0f3f5;
    gap: 15px;
    min-height: 45px;
  }
  .search-box {
    width: auto;
    flex: 1;
    min-width: 0;
  }
  .sort-control {
    padding-left: 14px;
  }
  .gallery-grid {
    gap: 27px 14px;
  }
  .work-image-button {
    aspect-ratio: 1;
  }
  .work-caption {
    font-size: 11px;
    line-height: 1.7;
    margin-top: 10px;
    min-height: 19px;
  }
  .work-credit {
    margin-top: 7px;
    gap: 3px;
  }
  .work-author {
    font-size: 9px;
    gap: 5px;
  }
  .work-author span {
    max-width: 80px;
  }
  .work-author svg {
    width: 11px;
    height: 11px;
  }
  .work-actions .icon-button {
    width: 24px;
    height: 24px;
    padding: 4px;
  }
  .work-actions svg {
    width: 13px;
    height: 13px;
  }
  .single-work .work-caption {
    font-size: 14px;
  }
  .single-work .work-actions time {
    display: inline;
    font-size: 9px;
  }
  .single-work .work-credit {
    margin-top: 10px;
  }
  .gallery-end {
    margin-top: 38px;
  }
  .modal {
    padding: 23px;
    max-height: calc(100svh - 28px);
  }
  .modal-heading h2 {
    font-size: 22px;
  }
  .upload-zone {
    height: 155px;
  }
  .watermark-options {
    gap: 8px;
  }
  .check-option {
    padding: 9px 7px;
    gap: 6px;
  }
  .check-option > svg,
  .check-option > img {
    display: none;
  }
  .check-option small {
    font-size: 9px;
  }
  .lightbox-toolbar {
    height: 57px;
    padding: 0 15px;
  }
  .lightbox-toolbar > div {
    gap: 7px;
  }
  .lightbox-stage {
    padding: 10px 0;
  }
  .lightbox-prev {
    left: 5px;
    background: #11161966;
    z-index: 1;
  }
  .lightbox-next {
    right: 5px;
    background: #11161966;
    z-index: 1;
  }
  .lightbox-caption {
    padding: 12px 20px 25px;
    min-height: 95px;
  }
  .lightbox-caption p {
    font-size: 12px;
  }
  .lightbox-caption span {
    font-size: 9px;
  }
  .toast {
    bottom: 18px;
  }
}
@media (max-width: 359px) {
  .header-inner {
    padding: 0 14px;
  }
  .brand img {
    width: 104px;
  }
  .main-nav {
    gap: 16px;
  }
  .main-nav > a {
    font-size: 11px;
  }
  .section-shell {
    padding-left: 18px;
    padding-right: 18px;
  }
  .hero h1 {
    font-size: 28px;
  }
  .hero-welcome {
    font-size: 20px;
  }
  .button-sky {
    min-width: 133px;
  }
  .hero-actions {
    gap: 8px;
  }
  .closing-band {
    flex-wrap: wrap;
  }
  .page-heading > .button {
    padding: 10px;
    font-size: 11px;
  }
  .page-heading h1 {
    font-size: 27px;
  }
  .footer-nav {
    gap: 12px;
  }
  .compose-panel {
    padding: 18px;
  }
  .watermark-options {
    grid-template-columns: 1fr;
  }
  .check-option > svg,
  .check-option > img {
    display: block;
  }
  .hero-bottom {
    left: 18px;
    right: 18px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important;
  }
  .js-reveal .reveal {
    opacity: 1;
    transform: none;
  }
  .hero-picture {
    transform: none;
  }
}

.form-warning { margin: 12px 0 16px; padding: 12px 14px; border: 1px solid #b9d9ec; border-radius: 10px; background: #f1f9fe; color: #557080; font-size: 12px; line-height: 1.7; }

.footer-icp {
  margin: 0;
  padding: 14px 16px 22px;
  text-align: center;
  color: #52616b;
  font-size: 13px;
  line-height: 1.8;
  overflow-wrap: anywhere;
}
.footer-icp a:hover {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}