/* Branch Base Change Advisory — modern minimalist theme */
:root {
  --bg: #ffffff;
  --bg-soft: #f5f5f2;
  --bg-muted: #ebebe6;
  --text: #141414;
  --text-soft: #4a4a46;
  --accent: #1e4d43;
  --accent-hover: #163a33;
  --accent-soft: #e4efec;
  --border: #dddcd5;
  --danger: #8b2e2e;
  --success: #1e4d43;
  --font-display: "Sora", sans-serif;
  --font-body: "Source Serif 4", Georgia, serif;
  --space: clamp(1rem, 2.5vw, 2rem);
  --shell: min(1120px, calc(100% - 2 * var(--space)));
  --radius: 2px;
  --header-h: 4.25rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background:
    linear-gradient(180deg, #fafaf8 0%, var(--bg) 180px),
    var(--bg);
  min-height: 100vh;
}

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

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 0.2s var(--ease);
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.35rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); }

p { margin: 0 0 1rem; }

ul, ol { margin: 0 0 1rem; padding-left: 1.25rem; }

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 1000;
}

.skip-link:focus {
  left: var(--space);
  top: 0.5rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

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

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
  text-decoration: none;
  max-width: 14rem;
  line-height: 1.25;
}

.brand:hover { color: var(--accent); }

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.15rem 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-soft);
  text-decoration: none;
  letter-spacing: 0.01em;
}

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

.nav-cta {
  display: inline-block;
  padding: 0.55rem 0.9rem;
  background: var(--accent);
  color: #fff !important;
  border-radius: var(--radius);
}

.nav-cta:hover {
  background: var(--accent-hover);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--border);
  background: var(--bg);
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 1.1rem;
  margin-inline: auto;
  background: var(--text);
  transition: transform 0.25s var(--ease);
}

/* Buttons */
.btn {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1.35rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.btn:hover { transform: translateY(-1px); }

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

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

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

.btn-ghost:hover {
  border-color: var(--text);
  color: var(--text);
}

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

/* Sections */
.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

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

.section-head {
  max-width: 38rem;
  margin-bottom: 2.5rem;
}

.section-head p {
  color: var(--text-soft);
  font-size: 1.1rem;
}

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.lede {
  font-size: 1.2rem;
  color: var(--text-soft);
  max-width: 36rem;
}

/* Hero — full-bleed visual plane */
.hero {
  position: relative;
  min-height: min(88vh, 760px);
  display: grid;
  align-items: end;
  color: #fff;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroRise 1.2s var(--ease) both;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(20, 20, 20, 0.25) 0%, rgba(20, 20, 20, 0.72) 70%),
    linear-gradient(90deg, rgba(30, 77, 67, 0.35) 0%, transparent 55%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: clamp(3rem, 10vw, 6rem) 0 clamp(3rem, 8vw, 5rem);
  animation: fadeUp 0.9s var(--ease) 0.15s both;
}

.hero h1 {
  max-width: 14ch;
  color: #fff;
}

.hero .lede {
  color: rgba(255, 255, 255, 0.88);
}

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

.hero .btn-primary:hover {
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.hero .btn-ghost {
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
}

.hero .btn-ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

@keyframes heroRise {
  from { transform: scale(1.06); opacity: 0.7; }
  to { transform: scale(1); opacity: 1; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  animation: fadeUp 0.8s var(--ease) both;
}

/* Page hero (inner pages) */
.page-hero {
  padding: clamp(3rem, 7vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--border);
}

.page-hero .lede { margin-bottom: 0; }

.page-hero-split {
  display: grid;
  gap: 2rem;
  align-items: end;
}

@media (min-width: 860px) {
  .page-hero-split {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.page-hero-visual {
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
}

.page-hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Grids */
.offer-grid,
.card-grid,
.blog-grid,
.fee-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 720px) {
  .offer-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .fee-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 980px) {
  .offer-grid { grid-template-columns: repeat(3, 1fr); }
  .blog-grid { grid-template-columns: repeat(3, 1fr); }
}

.offer-item {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  transition: opacity 0.3s var(--ease);
}

.offer-item:hover { opacity: 0.92; }

.offer-item img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius);
}

.offer-item h3 {
  margin: 0;
}

.offer-item h3 a {
  color: var(--text);
  text-decoration: none;
}

.offer-item h3 a:hover { color: var(--accent); }

.offer-meta {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--text-soft);
  letter-spacing: 0.02em;
}

/* Split content */
.split {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 880px) {
  .split {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
  .split-reverse .split-copy { order: 2; }
}

.split-visual {
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 5 / 4;
}

.split-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Quotes */
.quote-list {
  display: grid;
  gap: 2rem;
}

.quote-block {
  border-left: 2px solid var(--accent);
  padding-left: 1.5rem;
}

.quote-block blockquote {
  margin: 0 0 1rem;
  font-size: 1.15rem;
  font-style: italic;
}

.quote-meta {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--text-soft);
}

.story-panel {
  background: var(--bg-soft);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-radius: var(--radius);
  margin-top: 1rem;
}

/* Steps */
.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.25rem;
}

.steps li {
  position: relative;
  padding-left: 3.5rem;
  min-height: 2.5rem;
}

.steps li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent);
}

/* Forms */
.form-panel {
  max-width: 36rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font: inherit;
  background: var(--bg);
  color: var(--text);
  transition: border-color 0.2s var(--ease);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea { min-height: 140px; resize: vertical; }

.field-error {
  display: none;
  color: var(--danger);
  font-size: 0.85rem;
  margin-top: 0.35rem;
}

.form-group.is-invalid .field-error { display: block; }

.form-group.is-invalid input,
.form-group.is-invalid select,
.form-group.is-invalid textarea {
  border-color: var(--danger);
}

.form-status {
  display: none;
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 0.9rem;
}

.form-status.is-success {
  display: block;
  background: var(--accent-soft);
  color: var(--success);
}

.form-status.is-error {
  display: block;
  background: #f8eaea;
  color: var(--danger);
}

.contact-aside {
  background: var(--bg-soft);
  padding: 1.75rem;
  border-radius: var(--radius);
}

.contact-aside h2 {
  font-size: 1.15rem;
}

.contact-layout {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 860px) {
  .contact-layout {
    grid-template-columns: 1.3fr 0.7fr;
    align-items: start;
  }
}

/* Tables */
.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th, td {
  text-align: left;
  padding: 0.85rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
}

/* Legal */
.legal-content {
  max-width: 42rem;
}

.legal-content h2 {
  margin-top: 2.5rem;
  font-size: 1.35rem;
}

.prose-wide {
  max-width: 40rem;
}

.meta-row {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--text-soft);
  margin-bottom: 2rem;
}

.detail-meta {
  display: grid;
  gap: 1rem;
  margin: 2rem 0;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.detail-meta dt {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 0.2rem;
}

.detail-meta dd {
  margin: 0;
}

.fee-item {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
}

.fee-item .amount {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--accent);
}

.list-clean {
  list-style: none;
  padding: 0;
}

.list-clean li {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
}

/* Blog */
.blog-card {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.blog-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius);
}

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

.blog-card h2 a {
  color: var(--text);
  text-decoration: none;
}

.blog-card h2 a:hover { color: var(--accent); }

.article-body p {
  font-size: 1.1rem;
}

.article-cover {
  margin: 2rem 0 2.5rem;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 21 / 9;
}

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

/* Footer */
.site-footer {
  background: var(--text);
  color: rgba(255, 255, 255, 0.78);
  padding: 3.5rem 0 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  padding-bottom: 2.5rem;
}

@media (min-width: 760px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1.2fr 1fr 1fr;
  }
}

.footer-name {
  font-family: var(--font-display);
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.5rem;
}

.footer-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 0.75rem;
}

.footer-address {
  font-size: 0.92rem;
  line-height: 1.55;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
}

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

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

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

.footer-base {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.25rem 0;
  font-size: 0.85rem;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--bg);
  border-top: 1px solid var(--border);
  box-shadow: 0 -8px 30px rgba(20, 20, 20, 0.06);
  padding: 1.1rem 0;
  animation: fadeUp 0.45s var(--ease);
}

.cookie-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.cookie-inner p {
  margin: 0;
  flex: 1 1 280px;
  font-size: 0.95rem;
  color: var(--text-soft);
}

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

/* 404 */
.error-page {
  min-height: 60vh;
  display: grid;
  align-content: center;
  padding: 4rem 0;
}

/* Mobile nav */
@media (max-width: 900px) {
  .nav-toggle { display: flex; }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 1rem var(--space) 1.5rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }

  .nav-cta {
    margin-top: 0.35rem;
  }
}

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