/* Saving Optimizer — shared styles
   Palette: Savings Green #0F7A4B, White, Soft Grey #F3F4F6,
   Mid Grey #6B7280, Near Black #1A1A1A
*/

:root {
  --green: #0F7A4B;
  --green-hover: #0C643D;
  --green-soft: #E7F4EE;
  --white: #FFFFFF;
  --soft-grey: #F3F4F6;
  --mid-grey: #6B7280;
  --near-black: #1A1A1A;
  --border: #E5E7EB;
  --shadow: 0 8px 24px rgba(26, 26, 26, 0.06);
  --radius: 12px;
  --max: 1100px;
  --header-h: 72px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--near-black);
  background: var(--white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--green);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

:focus-visible {
  outline: 3px solid var(--green);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 100;
  background: var(--green);
  color: var(--white);
  padding: 0.5rem 0.85rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  top: 0.75rem;
}

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

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  overflow: visible;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.logo img {
  height: 42px;
  width: auto;
  max-width: min(280px, 70vw);
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  background: var(--white);
  border-radius: 8px;
  cursor: pointer;
  color: var(--near-black);
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
}

.nav-toggle[aria-expanded="true"] .icon-open { display: none; }
.nav-toggle[aria-expanded="false"] .icon-close,
.nav-toggle:not([aria-expanded="true"]) .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

.site-nav {
  display: none;
}

.site-nav.is-open {
  display: block;
  flex: 1 1 100%;
  width: 100%;
  order: 3;
  position: static;
  background: var(--white);
  border-top: 1px solid var(--border);
  padding: 0.5rem 0 0.85rem;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.site-nav a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0.75rem 0.5rem;
  color: var(--near-black);
  text-decoration: none;
  font-weight: 500;
  border-radius: 8px;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--green);
  background: var(--green-soft);
}

/* Categories mega menu */
.nav-item.has-mega {
  position: static;
}

.nav-mega-toggle {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  width: 100%;
  min-height: 44px;
  padding: 0.75rem 0.5rem;
  border: 0;
  background: transparent;
  color: var(--near-black);
  font: inherit;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  border-radius: 8px;
}

.nav-mega-toggle::after {
  content: "";
  display: inline-block;
  width: 0.45em;
  height: 0.45em;
  margin-left: 0.15em;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-0.1em);
  transition: transform 0.15s ease;
}

.nav-mega-toggle[aria-expanded="true"]::after {
  transform: rotate(-135deg) translateY(-0.05em);
}

.nav-mega-toggle:hover,
.nav-mega-toggle[aria-expanded="true"] {
  color: var(--green);
  background: var(--green-soft);
}

.nav-mega {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  z-index: 150;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow), 0 16px 40px rgba(26, 26, 26, 0.08);
  padding: 0.85rem 0 1rem;
}

.nav-mega[hidden],
.nav-mega:not(.is-open) {
  display: none !important;
}

.nav-mega.is-open {
  display: block;
}

.nav-mega-inner {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.nav-mega-top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.35rem 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.nav-mega-label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--mid-grey);
}

.nav-mega-all {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--green);
  text-decoration: none;
}

.nav-mega-all:hover {
  text-decoration: underline;
}

.nav-mega-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.05rem 0.75rem;
}

.nav-mega-list a {
  display: flex;
  align-items: center;
  min-height: 36px;
  padding: 0.35rem 0.5rem;
  color: var(--near-black);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
  line-height: 1.25;
  border-radius: 6px;
}

.nav-mega-list a:hover,
.nav-mega-list a[aria-current="page"] {
  color: var(--green);
  background: var(--green-soft);
}

@media (min-width: 480px) {
  .nav-mega-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .nav-mega-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .nav-mega-list a {
    min-height: 38px;
    font-size: 0.9rem;
  }
}

/* Tablet: keep hamburger; tighten logo and nav spacing so header doesn't break */
@media (min-width: 640px) and (max-width: 1023.98px) {
  .logo img {
    height: 40px;
    max-width: min(240px, 55vw);
  }

  .header-inner {
    gap: 0.75rem;
  }

  .site-nav a {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 0.75rem 0.65rem;
  }

  .hero {
    padding: 2.5rem 0 3rem;
  }

  .section {
    padding: 2.75rem 0;
  }
}

/* Desktop nav (≥1024): full horizontal nav */
@media (min-width: 1024px) {
  .nav-toggle { display: none; }

  .header-inner {
    flex-wrap: nowrap;
    min-height: var(--header-h);
    padding-top: 0;
    gap: 1rem;
  }

  .site-nav,
  .site-nav.is-open {
    display: flex;
    flex-wrap: nowrap;
    flex: 1;
    order: initial;
    width: auto;
    justify-content: flex-end;
    align-items: center;
    position: static;
    border: 0;
    border-top: 0;
    padding: 0;
    background: transparent;
    gap: 0;
  }

  .site-nav > ul {
    flex-direction: row;
    align-items: center;
    gap: 0.15rem;
    margin-left: auto;
  }

  .site-nav a {
    padding: 0.5rem 0.75rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .nav-mega-toggle {
    width: auto;
    padding: 0.5rem 0.75rem;
    min-height: 44px;
  }

  .nav-mega {
    padding: 1rem 0 1.15rem;
  }

  .nav-mega-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.1rem 1rem;
  }

  .nav-mega-list a {
    min-height: 38px;
    padding: 0.4rem 0.55rem;
    font-size: 0.9rem;
  }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 48px;
  padding: 0.7rem 1.25rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--green);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--green-hover);
  color: var(--white);
}

.btn-ghost {
  background: transparent;
  color: var(--near-black);
  border-color: var(--border);
}

.btn-ghost:hover {
  border-color: var(--green);
  color: var(--green);
  background: var(--green-soft);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* ---------- Hero ---------- */
.hero {
  padding: 3rem 0 3.5rem;
}

.hero-inner {
  max-width: 720px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--green);
  margin: 0 0 0.75rem;
}

.hero h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.lede,
.hero p.lede {
  font-size: 1.2rem;
  color: var(--mid-grey);
  margin: 0;
  max-width: 40rem;
}

/* ---------- Sections ---------- */
main { flex: 1; }

.section {
  padding: 3.25rem 0;
}

.section-grey {
  background: var(--soft-grey);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: end;
  gap: 0.75rem 1.5rem;
  margin-bottom: 1.75rem;
}

.section-head h2,
.page-intro h1 {
  margin: 0 0 0.4rem;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.section-head p,
.page-intro p {
  margin: 0;
  color: var(--mid-grey);
  max-width: 42rem;
}

.page-intro {
  padding: 2.5rem 0 0.5rem;
}

.page-intro.compact { padding-bottom: 1.5rem; }

/* ---------- Cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.15rem;
}

/* Tablet: 2 columns; Desktop (>1024): 3–4 columns */
@media (min-width: 640px) {
  .card-grid.cols-2,
  .card-grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
  .card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.35rem 1.25rem;
  text-decoration: none;
  color: inherit;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  height: 100%;
}

a.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: #c9d4cc;
  color: inherit;
}

.card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.card p {
  margin: 0;
  color: var(--mid-grey);
  font-size: 0.98rem;
  flex: 1;
}

.card-meta {
  margin-top: 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--green);
}

.card.soon {
  background: var(--soft-grey);
  border-style: dashed;
}

.card.soon:hover {
  transform: none;
  box-shadow: none;
  cursor: default;
}

.card.soon .card-meta {
  color: var(--mid-grey);
  font-weight: 500;
}

.icon-pill {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--green-soft);
  color: var(--green);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.9rem;
  flex-shrink: 0;
}

.icon-pill svg {
  width: 22px;
  height: 22px;
}

.kicker {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--green);
  margin: 0 0 0.45rem;
}

/* ---------- Article ---------- */
.article-wrap {
  width: min(720px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3.5rem;
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  font-size: 0.875rem;
  color: var(--mid-grey);
  margin-bottom: 1.25rem;
}

.crumbs a {
  color: var(--mid-grey);
  text-decoration: none;
}

.crumbs a:hover { color: var(--green); }

.article-wrap h1 {
  font-size: clamp(1.85rem, 4vw, 2.45rem);
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0 0 0.6rem;
}

.article-meta {
  color: var(--mid-grey);
  font-size: 0.9375rem;
  margin: 0 0 1.75rem;
}

.prose h2 {
  margin: 2.1rem 0 0.7rem;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}

.prose h3 {
  margin: 1.5rem 0 0.5rem;
  font-size: 1.15rem;
}

.prose p,
.prose li {
  color: #2a2a2a;
}

.prose p { margin: 0 0 1rem; }

.prose ul,
.prose ol {
  margin: 0 0 1.1rem;
  padding-left: 1.25rem;
}

.prose li { margin-bottom: 0.4rem; }

.prose strong { font-weight: 600; }

.callout {
  background: var(--soft-grey);
  border-left: 4px solid var(--green);
  border-radius: 0 10px 10px 0;
  padding: 1rem 1.15rem;
  margin: 1.5rem 0;
}

.callout p { margin: 0; }

.article-cta {
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
}

/* ---------- Forms ---------- */
.form {
  display: grid;
  gap: 1rem;
  max-width: 36rem;
}

label {
  display: block;
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: 0.35rem;
}

.hint {
  font-weight: 400;
  color: var(--mid-grey);
  font-size: 0.875rem;
}

input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  font: inherit;
  color: var(--near-black);
  background: var(--white);
  border: 1px solid #d1d5db;
  border-radius: 10px;
  padding: 0.7rem 0.85rem;
}

textarea { min-height: 160px; resize: vertical; }

input:focus,
select:focus,
textarea:focus {
  border-color: var(--green);
  outline: 3px solid var(--green-soft);
}

.form-note {
  color: var(--mid-grey);
  font-size: 0.9rem;
  margin: 0;
}

/* ---------- Split / about ---------- */
.split {
  display: grid;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .split {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: start;
  }
}

.panel {
  background: var(--soft-grey);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.panel h2 { margin-top: 0; }

.panel ul {
  margin: 0;
  padding-left: 1.15rem;
}

.panel li { margin-bottom: 0.45rem; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--near-black);
  color: #e5e7eb;
  padding: 2.75rem 0 1.75rem;
  margin-top: auto;
}

.site-footer a {
  color: #e5e7eb;
  text-decoration: none;
}

.site-footer a:hover { color: #fff; }

.footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.footer-brand p {
  color: #9ca3af;
  margin: 0.6rem 0 0;
  max-width: 22rem;
  font-size: 0.95rem;
}

.footer-col h2 {
  font-size: 0.75rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: #9ca3af;
  margin: 0 0 0.75rem;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li { margin-bottom: 0.4rem; }

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.15rem;
  border-top: 1px solid #374151;
  color: #9ca3af;
  font-size: 0.9rem;
}

/* ---------- Helpers ---------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.center-cta {
  text-align: center;
  padding: 3.25rem 0;
}

.center-cta h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.025em;
}

.center-cta p {
  margin: 0 auto 1.4rem;
  color: var(--mid-grey);
  max-width: 36rem;
}

.footer-wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: #fff;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.footer-wordmark:hover { color: #fff; }

.footer-wordmark svg { display: block; flex-shrink: 0; }

.hero-logo {
  height: 52px;
  width: auto;
  max-width: min(320px, 86vw);
  margin: 0 0 1.35rem;
}

/* ---------- Responsive harden ---------- */
html {
  overflow-x: clip;
}
body {
  overflow-x: clip;
}
.site-header,
.header-inner,
.site-nav,
.site-nav > ul {
  overflow: visible;
}

@media (max-width: 639.98px) {
  body {
    font-size: 1rem;
  }

  .logo img {
    height: 36px;
    max-width: min(200px, 62vw);
  }

  .hero {
    padding: 2rem 0 2.5rem;
  }

  .hero-logo {
    height: 44px;
    max-width: min(260px, 82vw);
  }

  .wrap {
    width: min(var(--max), calc(100% - 1.5rem));
  }

  .article-wrap {
    width: min(720px, calc(100% - 1.5rem));
  }

  .btn {
    width: 100%;
  }

  .btn-row .btn {
    width: auto;
    flex: 1 1 auto;
  }
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  display: block;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 0 1.1rem;
}

.prose th,
.prose td {
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border);
  text-align: left;
  min-width: 6rem;
}

/* Breadcrumb landmark */
nav.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  font-size: 0.875rem;
  color: var(--mid-grey);
  margin-bottom: 1.25rem;
}

nav.crumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
}

nav.crumbs li {
  display: inline;
}

nav.crumbs li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: var(--mid-grey);
}

nav.crumbs a {
  color: var(--mid-grey);
  text-decoration: none;
}

nav.crumbs a:hover { color: var(--green); }

/* ---------- FAQ (AIO / snippets) ---------- */
.faq-list {
  display: grid;
  gap: 1rem;
  max-width: 46rem;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
}

.faq-item h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
  letter-spacing: -0.015em;
  line-height: 1.35;
}

.faq-item p {
  margin: 0;
  color: #2a2a2a;
  font-size: 0.98rem;
}


/* ---------- Dense category grid (22 items) ---------- */
.card.card-dense {
  padding: 1.1rem 1.15rem 1rem;
}

.card.card-dense h3 {
  font-size: 1.02rem;
}

.card.card-dense p {
  font-size: 0.9rem;
}

.card.card-dense .icon-pill {
  width: 36px;
  height: 36px;
  margin-bottom: 0.7rem;
}

.card.card-dense .icon-pill svg {
  width: 18px;
  height: 18px;
}

@media (min-width: 640px) {
  .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .card-grid.cols-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1100px) {
  .card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
}

/* Footer: many categories in a denser list */
.footer-cats ul {
  columns: 1;
  column-gap: 1.5rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1.2fr 2fr 0.8fr;
  }

  .footer-cats ul {
    columns: 2;
  }
}

@media (min-width: 1024px) {
  .footer-cats ul {
    columns: 3;
  }
}

.footer-cats li {
  break-inside: avoid;
}


/* Slim footer: brand + explore only */
.footer-grid-simple {
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 640px) {
  .footer-grid-simple {
    grid-template-columns: 1.4fr 1fr;
  }
}