/* Finlance platform layer. Keeps the existing calculator/news styles intact while
   giving the home, guide, category, and search surfaces one shared design system. */
:root {
  --portal-ink: #17231f;
  --portal-muted: #65716b;
  --portal-line: #dce7df;
  --portal-mint: #dff4e9;
  --portal-mint-strong: #9bd8bb;
  --portal-forest: #0d5138;
  --portal-orange: #e2683c;
  --portal-paper: #fbfdfb;
  --portal-shadow: 0 22px 60px rgba(13, 81, 56, .10);
}

body.platform-home,
body.portal-page {
  background:
    radial-gradient(circle at 9% 0%, rgba(223, 244, 233, .82), transparent 28rem),
    var(--bg, #f5f3ef);
  color: var(--portal-ink);
}
.portal-page footer { padding: 30px 24px; background: var(--portal-ink); color: rgba(255,255,255,.68); }
.portal-page .footer-inner { max-width: 1180px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.portal-page .footer-logo { color: #fff; font-family: Georgia, serif; font-size: 1.35rem; font-weight: 700; text-decoration: none; }
.portal-page footer p { margin: 0; font-size: .8rem; }
.portal-page .footer-links { display: flex; gap: 14px; flex-wrap: wrap; }
.portal-page .footer-links a { color: rgba(255,255,255,.72); font-size: .8rem; text-decoration: none; }
.portal-page .footer-links a:hover { color: #fff; }

.platform-home #navbar,
.portal-page .main-nav {
  background: rgba(251, 253, 251, .90);
  border-bottom-color: rgba(220, 231, 223, .92);
  backdrop-filter: blur(18px);
}

.platform-home .nav-inner,
.portal-page .nav-inner { max-width: 1240px; }

.platform-home .nav-logo,
.portal-page .nav-logo { color: var(--portal-ink); font-weight: 800; letter-spacing: -.03em; }

.platform-home .nav-links a,
.portal-page .nav-links a { color: #586762; }

.platform-home .nav-links a:hover,
.platform-home .nav-links a.active,
.portal-page .nav-links a:hover,
.portal-page .nav-links a.active { color: var(--portal-forest); }

.platform-home .nav-actions .btn-primary,
.portal-page .nav-cta { background: var(--portal-forest); color: #fff; border-color: var(--portal-forest); }

.portal-category-bar {
  display: flex;
  gap: 10px;
  align-items: center;
  max-width: 1240px;
  margin: 0 auto;
  padding: 12px 24px;
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: 1px solid rgba(220, 231, 223, .76);
}
.portal-category-bar::-webkit-scrollbar { display: none; }
.portal-category-bar a {
  flex: 0 0 auto;
  color: #65716b;
  text-decoration: none;
  font-size: .77rem;
  font-weight: 800;
  letter-spacing: .03em;
  white-space: nowrap;
}
.portal-category-bar a:hover { color: var(--portal-forest); }
.portal-category-bar a:first-child { color: var(--portal-forest); }

.portal-search {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: min(280px, 32vw);
  padding: 0 12px;
  border: 1px solid var(--portal-line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .75);
}
.portal-search input {
  width: 100%;
  min-height: 38px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--portal-ink);
  font: inherit;
  font-size: .82rem;
}
.portal-search button { border: 0; background: none; color: var(--portal-forest); cursor: pointer; font-weight: 800; }

.platform-home .hero {
  position: relative;
  background: linear-gradient(135deg, #e7f7ed 0%, #f8fbf8 58%, #fdf5ee 100%);
  border-bottom: 1px solid var(--portal-line);
}
.platform-home .hero::after {
  content: '';
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--portal-mint-strong), transparent);
}
.platform-home .hero-title { color: var(--portal-ink); letter-spacing: -.045em; }
.platform-home .hero-title em { color: var(--portal-forest); }
.platform-home .hero-kicker { color: var(--portal-forest); }
.platform-home .hero-kicker-dot { background: #35a56d; box-shadow: 0 0 0 5px rgba(53, 165, 109, .12); }
.platform-home .hero-desc { color: #52615a; max-width: 620px; }
.platform-home .hero-right .hcard { border-color: var(--portal-line); box-shadow: var(--portal-shadow); }
.platform-home .hcard-live { color: var(--portal-forest); background: var(--portal-mint); }

.portal-section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 72px 24px 0;
}
.portal-section--tint { max-width: none; padding-left: max(24px, calc((100vw - 1180px) / 2)); padding-right: max(24px, calc((100vw - 1180px) / 2)); background: rgba(223, 244, 233, .38); }
.portal-section-head { display: flex; justify-content: space-between; align-items: end; gap: 18px; margin-bottom: 24px; }
.portal-kicker { margin: 0 0 8px; color: var(--portal-forest); font-size: .72rem; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.portal-section h2 { margin: 0; color: var(--portal-ink); font-family: Georgia, serif; font-size: clamp(1.75rem, 3vw, 2.45rem); letter-spacing: -.04em; }
.portal-section-intro { max-width: 570px; margin: 8px 0 0; color: var(--portal-muted); font-size: .96rem; }
.portal-section-link { color: var(--portal-forest); font-size: .86rem; font-weight: 900; text-decoration: none; white-space: nowrap; }
.portal-section-link:hover { text-decoration: underline; }

.portal-overview-grid { display: grid; grid-template-columns: 1.45fr .9fr .9fr; gap: 16px; }
.portal-card { min-width: 0; padding: 22px; border: 1px solid var(--portal-line); border-radius: 18px; background: rgba(255,255,255,.82); box-shadow: 0 8px 28px rgba(23, 35, 31, .045); }
.portal-card--featured { background: var(--portal-forest); color: #fff; border-color: var(--portal-forest); }
.portal-card--featured .portal-card-meta, .portal-card--featured p { color: rgba(255,255,255,.73); }
.portal-card a { color: inherit; text-decoration: none; }
.portal-card h3 { margin: 10px 0 8px; color: inherit; font-family: Georgia, serif; font-size: 1.33rem; line-height: 1.15; letter-spacing: -.025em; }
.portal-card p { margin: 0; color: var(--portal-muted); font-size: .88rem; line-height: 1.55; }
.portal-card-meta { display: flex; flex-wrap: wrap; gap: 8px; color: var(--portal-forest); font-size: .68rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.portal-card-meta span + span::before { content: '·'; margin-right: 8px; color: var(--portal-mint-strong); }
.portal-card-footer { display: flex; justify-content: space-between; gap: 8px; margin-top: 18px; color: var(--portal-muted); font-size: .76rem; }
.portal-card--featured .portal-card-footer { color: rgba(255,255,255,.66); }
.portal-empty { padding: 28px; border: 1px dashed #b9cec0; border-radius: 16px; background: rgba(255,255,255,.54); color: var(--portal-muted); font-size: .9rem; }
.portal-empty strong { display: block; margin-bottom: 4px; color: var(--portal-ink); font-size: 1rem; }

.portal-category-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.portal-category-card { display: grid; gap: 7px; min-height: 130px; padding: 18px; color: var(--portal-ink); text-decoration: none; border: 1px solid var(--portal-line); border-radius: 16px; background: #fff; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.portal-category-card:hover { transform: translateY(-3px); border-color: var(--portal-mint-strong); box-shadow: var(--portal-shadow); }
.portal-category-card small { color: var(--portal-forest); font-size: .68rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.portal-category-card strong { font-family: Georgia, serif; font-size: 1.15rem; }
.portal-category-card span { color: var(--portal-muted); font-size: .8rem; line-height: 1.4; }


.portal-calc-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.portal-calc-card { display: grid; gap: 10px; min-height: 142px; padding: 18px; border: 1px solid var(--portal-line); border-radius: 16px; background: #fff; color: var(--portal-ink); text-decoration: none; }
.portal-calc-card:hover { border-color: var(--portal-mint-strong); box-shadow: var(--portal-shadow); }
.portal-calc-card small { color: var(--portal-forest); font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }
.portal-calc-card strong { font-family: Georgia, serif; font-size: 1.08rem; }
.portal-calc-card span { margin-top: auto; color: var(--portal-muted); font-size: .78rem; }


.portal-page .portal-main { max-width: 1180px; margin: 0 auto; padding: 58px 24px 90px; }
.portal-page .portal-hero { display: grid; grid-template-columns: 1.3fr .7fr; gap: 26px; align-items: end; padding: 34px; border: 1px solid var(--portal-line); border-radius: 24px; background: linear-gradient(135deg, #e7f7ed, #fffaf4); }
.portal-page .portal-hero h1 { max-width: 740px; margin: 12px 0; color: var(--portal-ink); font-family: Georgia, serif; font-size: clamp(2.2rem, 5vw, 4rem); line-height: 1.02; letter-spacing: -.055em; }
.portal-page .portal-hero p { max-width: 670px; margin: 0; color: var(--portal-muted); }
.portal-page .portal-hero-aside { padding: 18px; border: 1px solid var(--portal-line); border-radius: 16px; background: rgba(255,255,255,.74); }
.portal-page .portal-hero-aside strong { display: block; margin-bottom: 6px; font-family: Georgia, serif; font-size: 1.2rem; }
.portal-page .portal-hero-aside span { color: var(--portal-muted); font-size: .84rem; }
.portal-page .portal-toolbar { display: flex; gap: 12px; align-items: center; justify-content: space-between; margin: 26px 0 18px; flex-wrap: wrap; }
.portal-page .portal-filter-list { display: flex; gap: 8px; flex-wrap: wrap; }
.portal-filter { padding: 8px 12px; border: 1px solid var(--portal-line); border-radius: 999px; background: #fff; color: var(--portal-muted); font: inherit; font-size: .78rem; cursor: pointer; }
.portal-filter.active, .portal-filter:hover { border-color: var(--portal-forest); color: var(--portal-forest); background: var(--portal-mint); }
.portal-results-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.portal-results-grid .portal-card { display: flex; flex-direction: column; }
.portal-results-grid .portal-card-footer { margin-top: auto; padding-top: 18px; }
.portal-breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; color: var(--portal-muted); font-size: .78rem; }
.portal-breadcrumb a { color: var(--portal-forest); text-decoration: none; }
.portal-pagination { display: flex; justify-content: center; gap: 8px; padding-top: 26px; }
.portal-pagination button { min-width: 38px; min-height: 38px; border: 1px solid var(--portal-line); border-radius: 10px; background: #fff; color: var(--portal-forest); cursor: pointer; }

.portal-search-results { display: grid; gap: 12px; }
.portal-search-result { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; padding: 16px; border: 1px solid var(--portal-line); border-radius: 14px; background: #fff; text-decoration: none; }
.portal-search-result:hover { border-color: var(--portal-mint-strong); box-shadow: var(--portal-shadow); }
.portal-search-result-type { color: var(--portal-forest); font-size: .68rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.portal-search-result h3 { margin: 4px 0; color: var(--portal-ink); font-family: Georgia, serif; font-size: 1.04rem; }
.portal-search-result p { margin: 0; color: var(--portal-muted); font-size: .82rem; }
.portal-search-result-arrow { color: var(--portal-forest); font-size: 1.2rem; }
.portal-search--large { max-width: 760px; min-width: 0; min-height: 52px; margin-bottom: 26px; padding-left: 18px; border-radius: 14px; background: #fff; }
.portal-search--large input { min-height: 50px; font-size: .95rem; }
.portal-search--large button { min-height: 36px; padding: 0 14px; border-radius: 9px; background: var(--portal-forest); color: #fff; }
.portal-article { max-width: 850px; margin: 0 auto; padding: 40px 0; }
.portal-article header { margin-bottom: 28px; }
.portal-article h1 { margin: 12px 0; color: var(--portal-ink); font-family: Georgia, serif; font-size: clamp(2.4rem, 6vw, 4.8rem); line-height: 1.02; letter-spacing: -.06em; }
.portal-article-lead { max-width: 720px; margin: 0; color: var(--portal-muted); font-size: 1.16rem; }
.portal-article-byline { margin-top: 16px; color: var(--portal-muted); font-size: .8rem; }
.portal-article-cover { width: 100%; max-height: 480px; object-fit: cover; margin: 0 0 32px; border-radius: 18px; border: 1px solid var(--portal-line); }
.portal-article-body { color: #35433c; font-size: 1.06rem; line-height: 1.82; }
.portal-article-body h2, .portal-article-body h3 { margin: 2.1em 0 .55em; color: var(--portal-ink); font-family: Georgia, serif; line-height: 1.15; }
.portal-article-body p { margin: 0 0 1.2em; }
.portal-faq, .portal-related { margin-top: 46px; padding-top: 28px; border-top: 1px solid var(--portal-line); }
.portal-faq h2, .portal-related h2 { margin: 0 0 18px; color: var(--portal-ink); font-family: Georgia, serif; }
.portal-faq details { padding: 14px 0; border-bottom: 1px solid var(--portal-line); }
.portal-faq summary { color: var(--portal-ink); font-weight: 800; cursor: pointer; }
.portal-faq p { margin: 10px 0 0; color: var(--portal-muted); font-size: .9rem; }

@media (max-width: 900px) {
  .portal-overview-grid, .portal-page .portal-hero { grid-template-columns: 1fr 1fr; }
  .portal-overview-grid .portal-card:first-child { grid-column: 1 / -1; }
  .portal-calc-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .portal-category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .portal-results-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .portal-search { min-width: 210px; }
}
@media (max-width: 640px) {
  .portal-category-bar { padding-left: 16px; padding-right: 16px; }
  .portal-section, .portal-page .portal-main { padding-left: 16px; padding-right: 16px; }
  .portal-section { padding-top: 52px; }
  .portal-section-head { display: block; }
  .portal-section-link { display: inline-block; margin-top: 12px; }
  .portal-overview-grid, .portal-page .portal-hero, .portal-results-grid { grid-template-columns: 1fr; }
  .portal-overview-grid .portal-card:first-child { grid-column: auto; }
  .portal-category-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
  .portal-category-card { min-height: 118px; padding: 14px; }
  .portal-calc-row { grid-template-columns: 1fr 1fr; gap: 9px; }
  .portal-search { width: 100%; min-width: 0; }
  .portal-search-result { grid-template-columns: 1fr auto; }
  .portal-search-result-type { grid-column: 1 / -1; }
  .portal-page .portal-hero { padding: 22px; }
}