:root {
  --bg: #f2efe9;
  --surface: #fffdf8;
  --ink: #141820;
  --muted: #5f6574;
  --brand: #0f3765;
  --brand-2: #24798a;
  --line: #d9d2c6;
  --radius-lg: 24px;
  --radius-md: 16px;
  --shadow: 0 18px 40px rgba(20, 24, 32, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.page-bg {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 80% 12%, rgba(36, 121, 138, 0.2), transparent 40%),
    radial-gradient(circle at 10% 85%, rgba(15, 55, 101, 0.18), transparent 35%);
  z-index: -1;
}

.wrap {
  width: min(1140px, calc(100% - 2rem));
  margin-inline: auto;
}

.topbar {
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--surface) 84%, transparent);
  border-bottom: 1px solid var(--line);
  z-index: 20;
}

.topbar-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  font-family: "Sora", sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--brand);
  text-decoration: none;
  font-size: clamp(1rem, 1.4vw, 1.9rem);
}

.main-nav {
  margin-left: auto;
  display: flex;
  gap: 1.2rem;
}

.main-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}

.main-nav a:hover {
  color: var(--brand);
}

.menu-toggle {
  display: none;
  margin-left: auto;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 999px;
  padding: 0.55rem 0.9rem;
}

.hero {
  margin-top: 2rem;
  padding: clamp(1.1rem, 3vw, 2rem);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, #e4edf4, #fffdf8 52%, #e7f3ef);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--brand-2);
  font-size: 0.8rem;
}

h1,
h2,
h3 {
  font-family: "Sora", sans-serif;
  letter-spacing: -0.02em;
}

h1 {
  margin: 0.5rem 0;
  font-size: clamp(2rem, 4.2vw, 4rem);
  line-height: 1.03;
}

.hero-copy p {
  color: var(--muted);
  max-width: 52ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1rem;
}

.btn {
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  padding: 0.7rem 1rem;
}

.btn-primary {
  background: var(--brand);
  color: #fff;
}

.btn-ghost {
  border: 1px solid var(--line);
  color: var(--ink);
}

.hero-panel {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  padding: 0;
  overflow: hidden;
}

.hero-photo {
  margin: 0;
  width: 100%;
  height: 100%;
  aspect-ratio: 1 / 1;
}

.hero-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.stat {
  padding: 0.5rem 0;
}

.stat-value {
  display: block;
  font-family: "Sora", sans-serif;
  font-size: 2rem;
  color: var(--brand);
  font-weight: 800;
}

.stat-label {
  color: var(--muted);
}

.status-line {
  margin-top: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #2cba73;
}

.section {
  margin-top: 1.3rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.2rem;
  box-shadow: var(--shadow);
}

.section-head h2 {
  margin: 0;
}

.section-head p {
  margin-top: 0.4rem;
  color: var(--muted);
}

.bento-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
}

.card,
.news-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: #fff;
}

.card-lg {
  background: linear-gradient(165deg, #fff, #f4fbff);
}

.event-hero {
  margin: 0 0 0.75rem 0;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.event-hero img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tag {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: #e8f2ff;
  color: var(--brand);
  font-size: 0.75rem;
  font-weight: 700;
}

.meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.news-card-media {
  margin: 0.55rem 0 0.75rem 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 9;
}

.news-card-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-card h1 {
  margin: 0.5rem 0 0.4rem;
}

.article-card p {
  line-height: 1.7;
}

.article-hero {
  margin: 0 0 0.9rem;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 8;
}

.article-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.article-content {
  margin-top: 0.85rem;
}

.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 0.5rem 0;
  border: 1px solid var(--line);
}

.dashboard-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 0.9rem;
}

.cms-form {
  display: grid;
  gap: 0.75rem;
}

.cms-form label {
  display: grid;
  gap: 0.4rem;
  font-weight: 600;
}

.cms-form input,
.cms-form select,
.cms-form textarea {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.62rem 0.7rem;
  font: inherit;
  background: #fff;
}

.cms-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.rich-editor {
  min-height: 220px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem;
  background: #fff;
}

.rich-editor:focus {
  outline: 2px solid #c6d8ea;
}

.rich-editor img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}

.editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.editor-toolbar .btn {
  padding: 0.45rem 0.72rem;
}

.cms-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.cms-list {
  display: grid;
  gap: 0.75rem;
}

.cms-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem;
  background: #fff;
}

.cms-item h3 {
  margin: 0 0 0.35rem;
}

.cms-item-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
}

.cms-item-actions button {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  cursor: pointer;
}

.text-link {
  color: var(--brand);
  font-weight: 700;
  text-decoration: none;
}

.about {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1rem;
}

.about ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.page-intro p {
  color: var(--muted);
  max-width: 70ch;
}

.about-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0.9rem;
}

.president-block h2,
.association-data h2 {
  margin-top: 0.45rem;
}

.president-portrait {
  float: left;
  width: clamp(140px, 34%, 220px);
  margin: 0.2rem 1rem 0.75rem 0;
}

.portrait-placeholder {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: 14px;
  border: 1px dashed var(--line);
  background: linear-gradient(160deg, #eef3f8, #f8f3ea);
  display: grid;
  place-items: center;
  text-align: center;
  padding: 1rem;
  color: var(--muted);
  font-weight: 600;
}

.president-portrait img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 14px;
  border: 1px solid var(--line);
}

.president-portrait figcaption {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.data-list {
  margin: 0.9rem 0;
  display: grid;
  gap: 0.75rem;
}

.data-list div {
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.6rem;
}

.data-list dt {
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 0.2rem;
}

.data-list dd {
  margin: 0;
}

.support-call {
  margin-top: 0.9rem;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(165deg, #fff, #eef5ff);
}

.support-call h3 {
  margin: 0 0 0.4rem;
}

.support-call p {
  margin: 0;
  color: var(--muted);
}

.footer {
  margin: 1.4rem 0;
}

.footer-inner {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer a {
  color: var(--brand);
  text-decoration: none;
}

.app-version {
  margin-left: 0.4rem;
  color: #7a8392;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 920px) {
  .hero,
  .bento-grid,
  .news-grid,
  .about,
  .about-layout,
  .dashboard-layout,
  .cms-row-2 {
    grid-template-columns: 1fr;
  }

  .president-portrait {
    float: none;
    width: min(100%, 260px);
    margin: 0.4rem auto 0.9rem;
  }

  .menu-toggle {
    display: inline-block;
  }

  .main-nav {
    position: absolute;
    top: 74px;
    right: 1rem;
    left: 1rem;
    display: none;
    padding: 0.7rem;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    flex-direction: column;
  }

  .main-nav.is-open {
    display: flex;
  }
}