:root {
  --ink: #232524;
  --muted: #656d68;
  --line: #d9ded6;
  --paper: #fbfaf7;
  --panel: #ffffff;
  --sage: #49685c;
  --sage-dark: #26443c;
  --amber: #b97837;
  --rose: #9d4d4d;
  --blue: #405e72;
  --danger: #9b3434;
  --shadow: 0 18px 45px rgba(32, 36, 34, 0.12);
  --wall-height: 100vh;
}

@supports (height: 100dvh) {
  :root {
    --wall-height: 100dvh;
  }
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft JhengHei", "PingFang TC", "Noto Sans TC", Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
video {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

.site-header,
.slideshow-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 20px 0;
}

.slideshow-header {
  position: fixed;
  inset: 0 0 auto 0;
  width: calc(100% - 48px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  font-weight: 800;
}

.brand.light,
.site-nav.light a {
  color: #fff;
}

.brand-mark {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--sage), var(--amber));
  box-shadow: 0 0 0 5px rgba(73, 104, 92, 0.16);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.site-nav a {
  min-height: 36px;
  padding: 7px 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 700;
}

.site-nav a:hover {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
}

.site-nav.light a:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.12);
}

.flash-stack {
  position: fixed;
  top: 78px;
  right: 20px;
  z-index: 30;
  display: grid;
  gap: 10px;
  width: min(360px, calc(100% - 40px));
}

.flash {
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
  font-weight: 700;
}

.flash-error {
  border-color: rgba(155, 52, 52, 0.35);
  color: var(--danger);
}

.flash-success {
  border-color: rgba(73, 104, 92, 0.35);
  color: var(--sage-dark);
}

.site-footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0 0 24px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 700;
  text-align: center;
}

.site-footer p {
  margin: 0;
}

.submit-page {
  background:
    linear-gradient(90deg, rgba(251, 250, 247, 0.96), rgba(251, 250, 247, 0.78), rgba(251, 250, 247, 0.42)),
    url("/static/iff/bg.jpg") center 34% / cover fixed;
}

.submit-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 30px;
  width: min(1180px, calc(100% - 32px));
  min-height: calc(100vh - 88px);
  margin: 0 auto;
  padding: 28px 0 48px;
  align-items: center;
}

.submit-intro {
  display: grid;
  gap: 22px;
  align-content: center;
}

.intro-photo {
  min-height: 280px;
  border-radius: 8px;
  background: url("/static/iff/banner.jpg") center / cover;
  box-shadow: var(--shadow);
}

.intro-copy {
  max-width: 640px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--amber);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
p {
  overflow-wrap: anywhere;
}

h1,
h2 {
  margin: 0;
  line-height: 1.18;
}

.intro-copy h1,
.admin-hero h1,
.empty-wall h1 {
  font-size: clamp(2rem, 5vw, 4.5rem);
  max-width: 760px;
}

.intro-copy p:not(.eyebrow),
.admin-hero p,
.empty-wall p {
  color: var(--muted);
  font-size: 1.05rem;
}

.qr-panel {
  display: flex;
  align-items: center;
  gap: 14px;
  width: min(460px, 100%);
  margin-top: 24px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
}

.qr-panel img {
  width: 86px;
  height: 86px;
  border-radius: 6px;
}

.qr-panel strong,
.qr-panel span {
  display: block;
}

.qr-panel span {
  color: var(--muted);
  font-size: 0.88rem;
  word-break: break-all;
}

.form-panel,
.admin-panel {
  width: 100%;
  padding: 26px;
  border: 1px solid rgba(217, 222, 214, 0.86);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.93);
  box-shadow: var(--shadow);
}

.memory-form {
  display: grid;
  gap: 18px;
}

.form-heading h2,
.success-state h2,
.empty-admin h2 {
  font-size: 1.7rem;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 12px 13px;
  outline: none;
}

textarea {
  min-height: 170px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--sage);
  box-shadow: 0 0 0 3px rgba(73, 104, 92, 0.14);
}

.form-note {
  margin: -6px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 15px;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 900;
  text-align: center;
}

.button span {
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 20px;
}

.button.primary {
  color: #fff;
  background: var(--sage-dark);
}

.button.primary:hover {
  background: #1d352f;
}

.button.secondary {
  color: var(--sage-dark);
  border-color: var(--line);
  background: #fff;
}

.button.danger {
  color: #fff;
  background: var(--danger);
}

.button.full {
  width: 100%;
}

.action-row,
.admin-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.rotation-form {
  display: grid;
  grid-template-columns: minmax(180px, 260px) auto;
  gap: 10px;
  align-items: end;
}

.rotation-control {
  gap: 6px;
}

.rotation-control span {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 900;
}

.success-state {
  display: grid;
  gap: 14px;
}

.success-state p {
  margin: 0;
  color: var(--muted);
}

.memorial-page {
  min-height: var(--wall-height);
  color: #fff;
  overflow: hidden;
  background:
    linear-gradient(120deg, rgba(8, 16, 28, 0.78), rgba(12, 24, 38, 0.46)),
    url("/static/iff/bg.jpg") center 34% / cover;
}

.memorial-page .site-footer {
  position: fixed;
  left: 24px;
  right: 180px;
  bottom: 28px;
  z-index: 14;
  width: auto;
  margin: 0;
  padding: 0;
  color: rgba(255, 255, 255, 0.68);
  text-align: left;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}

.slideshow {
  position: relative;
  width: 100vw;
  height: var(--wall-height);
}

.slide {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 44px;
  align-items: center;
  grid-template-rows: minmax(0, 1fr);
  width: 100%;
  height: 100%;
  padding: 96px clamp(24px, 6vw, 86px) 104px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.slide.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.slide-media {
  display: grid;
  place-items: center;
  align-self: stretch;
  width: 100%;
  min-width: 0;
  min-height: 0;
  height: 100%;
  max-height: 100%;
}

.slide-media img,
.slide-media video {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
  border-radius: 8px;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.34);
  background: rgba(255, 255, 255, 0.08);
}

.slide-copy {
  min-width: 0;
  max-width: 860px;
  align-self: center;
}

.text-only-slide {
  grid-template-columns: minmax(0, 1fr);
}

.text-only-slide .slide-copy {
  width: min(980px, 100%);
  max-width: 980px;
}

.slide-index {
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.1rem;
  font-weight: 800;
}

.slide-copy h1 {
  font-size: 5rem;
}

.slide-copy p:not(.slide-index) {
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.88);
  max-height: min(54vh, 620px);
  overflow: auto;
  font-size: 2.25rem;
  line-height: 1.55;
  white-space: pre-wrap;
  scrollbar-width: thin;
}

.slide.long-message .slide-copy h1 {
  font-size: 3.6rem;
}

.slide.long-message .slide-copy p:not(.slide-index) {
  max-height: min(60vh, 680px);
  font-size: 1.55rem;
  line-height: 1.5;
}

.slide.very-long-message .slide-copy h1 {
  font-size: 2.8rem;
}

.slide.very-long-message .slide-copy p:not(.slide-index) {
  max-height: min(62vh, 720px);
  font-size: 1.18rem;
  line-height: 1.48;
}

.text-only-slide .slide-copy p:not(.slide-index) {
  max-height: min(62vh, 760px);
}

.text-only-slide.very-long-message .slide-copy p:not(.slide-index) {
  max-height: min(68vh, 820px);
}

@media (orientation: landscape) {
  .slide.portrait-media {
    grid-template-columns: minmax(220px, 0.42fr) minmax(440px, 1fr);
    gap: clamp(18px, 3vw, 38px);
    align-items: stretch;
    padding-top: 76px;
    padding-bottom: 78px;
  }

  .slide.portrait-media .slide-media {
    justify-self: center;
    max-width: min(34vw, 420px);
  }

  .slide.portrait-media .slide-media img,
  .slide.portrait-media .slide-media video {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
  }

  .slide.portrait-media .slide-copy {
    max-width: 920px;
  }

  .slide.portrait-media .slide-copy p:not(.slide-index) {
    max-height: 50vh;
    margin-top: 20px;
    overflow: auto;
  }
}

.slideshow-controls {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 15;
  display: flex;
  gap: 8px;
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background: rgba(10, 14, 14, 0.54);
  backdrop-filter: blur(12px);
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  font-weight: 900;
}

.icon-button.wide {
  width: 92px;
}

.icon-button:hover {
  background: rgba(255, 255, 255, 0.18);
}

.empty-wall {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 96px 24px 48px;
  text-align: center;
}

.empty-wall > div {
  display: grid;
  justify-items: center;
  gap: 16px;
  max-width: 720px;
}

.empty-wall img {
  width: 150px;
  height: 150px;
  border-radius: 8px;
}

.admin-page {
  background:
    linear-gradient(180deg, rgba(64, 94, 114, 0.08), rgba(73, 104, 92, 0.06)),
    var(--paper);
}

.admin-shell {
  display: grid;
  gap: 22px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.admin-shell.compact {
  width: min(760px, calc(100% - 32px));
}

.admin-hero {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.panel-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.panel-heading h2 {
  font-size: 1.45rem;
}

.settings-form,
.reset-form {
  display: grid;
  gap: 16px;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.danger-zone {
  border-color: rgba(155, 52, 52, 0.26);
}

.danger-zone p {
  margin: 0 0 16px;
  color: var(--muted);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.stats-grid div {
  min-height: 96px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.stats-grid span,
.stats-grid strong {
  display: block;
}

.stats-grid span {
  color: var(--muted);
  font-weight: 800;
}

.stats-grid strong {
  margin-top: 4px;
  font-size: 2rem;
  line-height: 1;
}

.filter-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-tabs a {
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--muted);
  font-weight: 900;
}

.filter-tabs a.active {
  color: #fff;
  border-color: var(--sage-dark);
  background: var(--sage-dark);
}

.list-summary {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 800;
}

.memory-list {
  display: grid;
  gap: 14px;
}

.admin-card {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 18px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.admin-media {
  min-width: 0;
  aspect-ratio: 4 / 3;
}

.admin-media img,
.admin-media video,
.media-placeholder {
  width: 100%;
  height: 100%;
  border-radius: 6px;
  background: #eef1ed;
}

.admin-media img {
  padding: 6px;
  object-fit: contain;
}

.admin-media video {
  object-fit: cover;
}

.media-placeholder {
  display: grid;
  place-items: center;
  color: var(--muted);
  font-weight: 900;
}

.admin-content {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.admin-card-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.admin-card h2 {
  margin: 0;
  font-size: 1.25rem;
}

.admin-card-head span:not(.status-pill) {
  color: var(--muted);
  font-size: 0.88rem;
}

.admin-card p {
  margin: 0;
  color: #3b403d;
  white-space: pre-wrap;
}

.status-pill {
  flex: 0 0 auto;
  min-height: 30px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 900;
}

.status-pill.approved {
  color: var(--sage-dark);
  background: rgba(73, 104, 92, 0.14);
}

.status-pill.pending {
  color: var(--amber);
  background: rgba(185, 120, 55, 0.14);
}

.empty-admin {
  padding: 42px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.7);
  text-align: center;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.page-link,
.page-ellipsis {
  display: inline-grid;
  min-width: 40px;
  min-height: 40px;
  place-items: center;
  padding: 8px 12px;
  border-radius: 8px;
  font-weight: 900;
}

.page-link {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
}

.page-link.active {
  border-color: var(--sage-dark);
  background: var(--sage-dark);
  color: #fff;
}

.page-link.disabled {
  opacity: 0.42;
}

.page-ellipsis {
  color: var(--muted);
}

@media (max-width: 900px) {
  .submit-shell,
  .slide {
    grid-template-columns: 1fr;
  }

  .submit-shell {
    align-items: start;
  }

  .intro-photo {
    min-height: 220px;
  }

  .slide {
    gap: 24px;
    align-content: center;
    padding: 92px 20px 112px;
  }

  .slide-media {
    min-height: 240px;
    height: 42vh;
  }

  .slide-copy {
    max-width: none;
  }

  .admin-card {
    grid-template-columns: 1fr;
  }

  .admin-media {
    max-height: 300px;
  }

  .list-summary {
    display: grid;
  }
}

@media (max-width: 900px) and (orientation: landscape) {
  .slide {
    grid-template-columns: minmax(180px, 0.38fr) minmax(320px, 1fr);
    grid-template-rows: minmax(0, 1fr);
    gap: 18px;
    padding: 68px 18px 76px;
  }

  .slide-media {
    min-height: 0;
    height: 100%;
    max-height: 100%;
  }

  .slide.portrait-media .slide-media {
    justify-self: center;
    max-width: min(32vw, 320px);
  }

  .slide.portrait-media .slide-copy p:not(.slide-index) {
    max-height: 44vh;
  }

  .text-only-slide {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .site-header,
  .slideshow-header {
    width: calc(100% - 24px);
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .submit-shell,
  .admin-shell {
    width: min(100% - 24px, 1180px);
  }

  .submit-shell {
    padding-top: 12px;
  }

  .form-panel,
  .admin-panel {
    padding: 18px;
  }

  .qr-panel {
    align-items: flex-start;
  }

  .qr-panel img {
    width: 72px;
    height: 72px;
  }

  .admin-hero,
  .admin-card-head,
  .panel-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .rotation-form {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .settings-grid {
    grid-template-columns: 1fr;
  }

  .slideshow-controls {
    right: 12px;
    bottom: 12px;
  }

  .icon-button {
    width: 42px;
    height: 42px;
  }

  .icon-button.wide {
    width: 82px;
  }

  .memorial-page .site-footer {
    left: 12px;
    right: 112px;
    bottom: 16px;
    font-size: 0.76rem;
  }
}

@media (orientation: portrait) {
  .slide {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 0.82fr) auto;
    gap: 22px;
    align-content: center;
    padding: 92px clamp(16px, 4vw, 28px) 112px;
  }

  .slide-media {
    min-height: 0;
    height: 100%;
    max-height: none;
  }

  .slide-copy {
    max-width: none;
  }

  .slide-copy h1 {
    font-size: 3.2rem;
  }

  .slide-copy p:not(.slide-index) {
    max-height: min(22vh, 260px);
    margin-top: 14px;
    overflow: auto;
    font-size: 1.45rem;
  }

  .slide.long-message .slide-copy h1 {
    font-size: 2.45rem;
  }

  .slide.long-message .slide-copy p:not(.slide-index) {
    max-height: min(28vh, 320px);
    font-size: 1.08rem;
  }

  .slide.very-long-message .slide-copy h1 {
    font-size: 2rem;
  }

  .slide.very-long-message .slide-copy p:not(.slide-index) {
    max-height: min(32vh, 380px);
    font-size: 0.95rem;
  }

  .text-only-slide {
    grid-template-rows: minmax(0, 1fr);
  }

  .text-only-slide .slide-copy p:not(.slide-index) {
    max-height: min(46vh, 520px);
  }

  .text-only-slide.long-message .slide-copy p:not(.slide-index),
  .text-only-slide.very-long-message .slide-copy p:not(.slide-index) {
    max-height: min(56vh, 620px);
  }
}

@media (orientation: landscape) and (max-height: 640px) {
  .slideshow-header {
    padding: 12px 0;
  }

  .slide {
    gap: 24px;
    padding: 68px clamp(18px, 4vw, 48px) 78px;
  }

  .slide-media {
    height: 100%;
    max-height: 100%;
  }

  .slide-copy p:not(.slide-index) {
    max-height: 42vh;
    margin-top: 12px;
    overflow: auto;
  }

  .slide-copy h1 {
    font-size: 3.2rem;
  }

  .slide.long-message .slide-copy h1 {
    font-size: 2.5rem;
  }

  .slide.very-long-message .slide-copy h1 {
    font-size: 2.1rem;
  }

  .slide.long-message .slide-copy p:not(.slide-index) {
    max-height: 48vh;
    font-size: 1.15rem;
  }

  .slide.very-long-message .slide-copy p:not(.slide-index) {
    max-height: 52vh;
    font-size: 0.95rem;
  }

  .slide.portrait-media .slide-copy p:not(.slide-index) {
    max-height: 46vh;
  }
}