@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;500;600;700;800&display=swap");

:root {
  --gm-green-900: #153c31;
  --gm-green-800: #1a3a2a;
  --gm-green-700: #1f6f5f;
  --gm-green-600: #047857;
  --gm-green-500: #0f9f74;
  --gm-green-100: #dff3eb;
  --gm-green-050: #eff8f4;
  --gm-ink: #24312b;
  --gm-muted: #5f6f67;
  --gm-canvas: #f4f7f3;
  --gm-white: #ffffff;
  --gm-border: #dce7e1;
  --gm-shadow: 0 18px 50px rgba(21, 60, 49, 0.09);
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--gm-canvas);
  color: var(--gm-ink);
  font-family: "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  font-size: 16px;
  line-height: 1.8;
}

.navbar {
  min-height: 72px;
  background: rgba(255, 255, 255, 0.96) !important;
  border: 0;
  border-bottom: 1px solid rgba(31, 111, 95, 0.12);
  box-shadow: 0 8px 30px rgba(21, 60, 49, 0.05);
}

.navbar > .container {
  max-width: 1180px;
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding-left: 230px;
  background: url("../images/reuse-logo.png") left center / 220px auto no-repeat;
  color: var(--gm-green-900) !important;
  font-size: 0;
  font-weight: 700;
}

.navbar-brand img {
  width: 222px;
  height: auto;
  max-height: 44px;
  object-fit: contain;
}

.navbar-nav > li > a,
.navbar-nav .nav-link {
  color: #33443c !important;
  font-weight: 600;
}

.navbar-nav > li > a:hover,
.navbar-nav .nav-link:hover,
.navbar-nav .active > a {
  color: var(--gm-green-600) !important;
}

.navbar .navbar-toggler {
  border-color: var(--gm-border);
}

.navbar .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%231f6f5f' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.container[role="main"] {
  max-width: 1180px;
  padding-top: 2.2rem;
  padding-bottom: 4rem;
}

.bs-sidebar {
  padding-top: 0.8rem;
}

.bs-sidebar .nav > li > a {
  border-radius: 10px;
  color: #51635a;
}

.bs-sidebar .nav > li > a:hover,
.bs-sidebar .nav > .active > a {
  background: var(--gm-green-100);
  color: var(--gm-green-700);
}

.col-md-9[role="main"] {
  background: var(--gm-white);
  border: 1px solid rgba(31, 111, 95, 0.1);
  border-radius: 22px;
  box-shadow: var(--gm-shadow);
  padding: clamp(1.5rem, 4vw, 3.25rem);
}

body:has(.gm-hero) .bs-sidebar {
  display: none;
}

body:has(.gm-hero) .col-md-9[role="main"] {
  width: 100%;
}

h1,
h2,
h3,
h4 {
  color: var(--gm-green-900);
  font-weight: 750;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(1.9rem, 3.4vw, 3rem);
  line-height: 1.22;
}

h2 {
  margin-top: 2.6rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--gm-border);
  font-size: clamp(1.55rem, 3vw, 2rem);
}

h3 {
  font-size: 1.2rem;
}

a {
  color: var(--gm-green-700);
}

a:hover {
  color: var(--gm-green-600);
}

blockquote {
  border-left: 4px solid var(--gm-green-500);
  border-radius: 0 12px 12px 0;
  background: var(--gm-green-050);
  color: #3e554a;
}

table {
  background: var(--gm-white);
}

.gm-chronicle-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0 2.5rem;
}

.gm-chronicle-card {
  overflow: hidden;
  border: 1px solid #cfe3da;
  border-radius: 18px;
  background: var(--gm-white);
  box-shadow: 0 12px 32px rgba(21, 60, 49, 0.06);
}

.gm-chronicle-card header {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 1.15rem 1.3rem;
  background: linear-gradient(135deg, var(--gm-green-900), var(--gm-green-700));
  color: var(--gm-white);
}

.gm-chronicle-card header span {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  opacity: 0.78;
}

.gm-chronicle-card header h2 {
  margin: 0;
  padding: 0;
  border: 0;
  color: var(--gm-white);
  font-size: clamp(1.55rem, 4vw, 2.15rem);
  line-height: 1.1;
}

.gm-chronicle-card dl {
  margin: 0;
}

.gm-chronicle-card dl > div {
  padding: 1rem 1.3rem 1.1rem;
  border-top: 1px solid var(--gm-border);
}

.gm-chronicle-card dl > div:first-child {
  border-top: 0;
  background: var(--gm-green-050);
}

.gm-chronicle-card dt {
  margin-bottom: 0.28rem;
  color: var(--gm-green-700);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.gm-chronicle-card dd {
  margin: 0;
  color: var(--gm-ink);
  line-height: 1.72;
}

thead {
  background: var(--gm-green-050);
}

code {
  color: var(--gm-green-800);
  background: #edf4f0;
}

.gm-hero {
  position: relative;
  overflow: hidden;
  margin: -3.25rem -3.25rem 3rem;
  padding: clamp(2rem, 6vw, 5rem) clamp(1.5rem, 6vw, 4.5rem);
  border-radius: 22px 22px 34px 34px;
  background:
    radial-gradient(circle at 92% 16%, rgba(15, 159, 116, 0.24), transparent 28%),
    radial-gradient(circle at 70% 110%, rgba(31, 111, 95, 0.17), transparent 32%),
    linear-gradient(135deg, #f7fbf8 0%, #edf8f3 58%, #e4f3ec 100%);
}

.gm-hero::after {
  content: "";
  position: absolute;
  right: -55px;
  bottom: -70px;
  width: 230px;
  height: 230px;
  border: 30px solid rgba(4, 120, 87, 0.08);
  border-radius: 50%;
}

.gm-hero > * {
  position: relative;
  z-index: 1;
}

.gm-hero h1 {
  max-width: 760px;
  margin: 0.8rem 0 1.2rem;
  color: #14261f;
  font-size: clamp(2.1rem, 3.8vw, 3.15rem);
}

.gm-hero p {
  max-width: 760px;
  color: #465c51;
  font-size: 1.12rem;
}

.gm-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.42rem 0.8rem;
  border: 1px solid #b9e3d2;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--gm-green-600);
  font-size: 0.9rem;
  font-weight: 700;
}

.gm-eyebrow::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: #10b981;
}

.gm-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.7rem;
}

.gm-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.72rem 1.2rem;
  border: 1px solid var(--gm-green-700);
  border-radius: 12px;
  font-weight: 700;
  text-decoration: none !important;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.gm-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(31, 111, 95, 0.15);
}

.gm-button-primary {
  background: var(--gm-green-700);
  color: var(--gm-white) !important;
}

.gm-button-primary:hover {
  background: var(--gm-green-600);
}

.gm-button-secondary {
  background: rgba(255, 255, 255, 0.8);
  color: var(--gm-green-700) !important;
}

.gm-hero-note {
  margin-top: 1.7rem;
  color: #60756b;
  font-size: 0.88rem;
}

.gm-action-grid,
.gm-reading-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.25rem 0 2.5rem;
}

.gm-action-card,
.gm-reading-card {
  display: flex;
  flex-direction: column;
  min-height: 210px;
  padding: 1.35rem;
  border: 1px solid var(--gm-border);
  border-radius: 18px;
  background: var(--gm-white);
  box-shadow: 0 10px 30px rgba(21, 60, 49, 0.05);
}

.gm-action-card {
  color: var(--gm-ink) !important;
  text-decoration: none !important;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.gm-action-card:hover {
  transform: translateY(-4px);
  border-color: #9fd6c1;
  box-shadow: 0 16px 36px rgba(21, 60, 49, 0.1);
}

.gm-action-card strong {
  margin: 0.8rem 0 0.35rem;
  color: var(--gm-green-900);
  font-size: 1.16rem;
}

.gm-action-card span:not(.gm-card-icon),
.gm-reading-card p {
  color: var(--gm-muted);
}

.gm-action-card em {
  margin-top: auto;
  padding-top: 1rem;
  color: var(--gm-green-600);
  font-style: normal;
  font-weight: 700;
}

.gm-card-icon {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 12px;
  background: var(--gm-green-100);
  color: var(--gm-green-700);
  font-size: 1.35rem;
  font-weight: 800;
}

.gm-reading-card {
  position: relative;
  padding-top: 2.7rem;
  background: linear-gradient(180deg, #ffffff, #f9fcfa);
}

.gm-card-number {
  position: absolute;
  top: 1rem;
  right: 1rem;
  color: #a8c7ba;
  font-size: 1.45rem;
  font-weight: 800;
}

.gm-reading-card h3 {
  margin-top: 0;
}

.gm-reading-card a,
.gm-text-link,
.gm-inline-link {
  color: var(--gm-green-600);
  font-weight: 700;
}

.gm-reading-card a {
  margin-top: auto;
}

.gm-featured-reading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(1.25rem, 4vw, 2.5rem);
  align-items: center;
  margin: 1.75rem 0 2.5rem;
  padding: clamp(1.35rem, 4vw, 2rem);
  border: 1px solid #a9dac6;
  border-radius: 20px;
  background: linear-gradient(135deg, #eaf7f1 0%, #ffffff 72%);
  box-shadow: 0 14px 34px rgba(21, 60, 49, 0.08);
}

.gm-featured-reading h2 {
  margin: 0.45rem 0 0.65rem;
  padding: 0;
  border: 0;
  font-size: clamp(1.35rem, 2.6vw, 1.8rem);
}

.gm-featured-reading p {
  margin: 0;
  color: var(--gm-muted);
}

.gm-featured-label {
  color: var(--gm-green-600);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.gm-reading-points {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.gm-reading-points li {
  padding: 0.35rem 0.7rem;
  border: 1px solid #c5e5d8;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--gm-green-700);
  font-size: 0.88rem;
  font-weight: 700;
}

.gm-context-nav,
.gm-chronicle-return {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  justify-content: space-between;
  margin: 1.5rem 0 2rem;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--gm-border);
  border-radius: 16px;
  background: var(--gm-green-050);
}

.gm-context-nav div {
  display: grid;
  gap: 0.2rem;
}

.gm-context-nav strong {
  color: var(--gm-green-800);
}

.gm-context-nav div > span,
.gm-chronicle-return p {
  color: var(--gm-muted);
}

.gm-chronicle-return {
  margin-top: 2.5rem;
  background: linear-gradient(135deg, #f7fbf8, #edf8f3);
}

.gm-chronicle-return p {
  margin: 0;
}

.gm-site-boundary {
  margin: 3rem 0;
  padding: clamp(1.4rem, 4vw, 2.3rem);
  border: 1px solid #b8dfcf;
  border-radius: 20px;
  background: linear-gradient(135deg, #eaf7f1, #f7fbf8);
}

.gm-site-boundary h2 {
  margin-top: 0;
  border: 0;
}

.gm-purpose-note {
  margin: 1rem 0 1.4rem;
  padding: 1rem 1.15rem;
  border-left: 4px solid var(--gm-green-500);
  border-radius: 0 14px 14px 0;
  background: var(--gm-green-050);
  color: #385046;
}

.gm-purpose-note strong {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--gm-green-700);
}

.footer {
  margin-top: 3rem;
  padding: 2.2rem 0;
  border: 0;
  background: var(--gm-green-900);
  color: #dceae4;
}

.footer a {
  color: #ffffff;
}

@media (max-width: 991px) {
  .navbar-brand img {
    width: 190px;
  }

  .gm-action-grid,
  .gm-reading-grid,
  .gm-chronicle-grid {
    grid-template-columns: 1fr;
  }

  .gm-action-card,
  .gm-reading-card {
    min-height: auto;
  }

  .gm-featured-reading {
    grid-template-columns: 1fr;
  }

  .gm-featured-reading .gm-button {
    justify-self: start;
  }

  .gm-context-nav,
  .gm-chronicle-return {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 767px) {
  body {
    font-size: 15.5px;
  }

  .navbar {
    min-height: 64px;
  }

  .navbar-brand {
    min-height: 38px;
    padding-left: min(205px, 65vw);
    background-size: min(195px, 62vw) auto;
  }

  .container[role="main"] {
    padding-top: 1rem;
  }

  .col-md-9[role="main"] {
    padding: 1.15rem;
    border-radius: 16px;
  }

  .gm-hero {
    margin: -1.15rem -1.15rem 2rem;
    padding: 2rem 1.2rem 2.2rem;
    border-radius: 16px 16px 26px 26px;
  }

  .gm-hero h1 {
    font-size: clamp(1.9rem, 8.5vw, 2.5rem);
  }

  .gm-hero p {
    font-size: 1rem;
  }

  .gm-hero-actions {
    display: grid;
  }

  .gm-button {
    width: 100%;
  }

  .gm-featured-reading .gm-button,
  .gm-context-nav .gm-button,
  .gm-chronicle-return .gm-button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .gm-button,
  .gm-action-card {
    transition: none;
  }
}