/* rzn-main.css — Rezon brand prefix: rzn */

/* ─── CSS Custom Properties ────────────────────────────────────────── */
:root {
  --rzn-navy:         #0F1F3D;
  --rzn-navy-alt:     #152A4E;
  --rzn-amber:        #F5A623;
  --rzn-amber-aa:     #C47D0A;
  --rzn-cream:        #FDF8EE;
  --rzn-bg-light:     #F7F8FA;
  --rzn-bg-white:     #FFFFFF;
  --rzn-border:       #E2E8F0;
  --rzn-rate-bg:      #EDF2F7;
  --rzn-rate-fg:      #2D3748;
  --rzn-success:      #22543D;

  --rzn-fg-dark:      #0F1F3D;
  --rzn-fg-mid:       #4A5568;
  --rzn-fg-light:     #F7F8FA;
  --rzn-fg-muted:     #A0AEC0;

  --rzn-container:    1180px;
  --rzn-section-pad:  clamp(4rem, 8vw, 7rem);
  --rzn-gap:          2rem;

  --rzn-radius-sm:    6px;
  --rzn-radius-md:    12px;
  --rzn-radius-lg:    20px;

  --rzn-nav-h:        68px;
  --rzn-shadow-card:  0 2px 16px rgba(15,31,61,0.08);
  --rzn-shadow-raised: 0 8px 32px rgba(15,31,61,0.14);
}

/* ─── Reset & Base ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Inter', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--rzn-fg-dark);
  background: var(--rzn-bg-white);
}

body.rzn-page--light-top {
  background: var(--rzn-bg-white);
}

body.rzn-page--dark-top {
  background: var(--rzn-navy);
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font: inherit; }

/* ─── Typography ────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  font-weight: 700;
  line-height: 1.25;
  color: var(--rzn-fg-dark);
}

.rzn-page--dark-top h1,
.rzn-page--dark-top h2,
.rzn-page--dark-top h3 {
  color: var(--rzn-fg-light);
}

h1 { font-size: clamp(2.2rem, 4vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: 1.2rem; font-weight: 600; }

p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

/* ─── Layout Helpers ────────────────────────────────────────────────── */
.rzn-container {
  max-width: var(--rzn-container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

.rzn-section {
  padding: var(--rzn-section-pad) 0;
}

.rzn-section--white  { background: var(--rzn-bg-white); }
.rzn-section--light  { background: var(--rzn-bg-light); }
.rzn-section--cream  { background: var(--rzn-cream); }
.rzn-section--dark   { background: var(--rzn-navy); }
.rzn-section--dark-alt { background: var(--rzn-navy-alt); }

.rzn-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  display: block;
}

.rzn-section--white  .rzn-eyebrow,
.rzn-section--light  .rzn-eyebrow,
.rzn-section--cream  .rzn-eyebrow { color: var(--rzn-amber-aa); }

.rzn-section--dark   .rzn-eyebrow,
.rzn-section--dark-alt .rzn-eyebrow { color: var(--rzn-amber); }

.rzn-section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.rzn-section__subhead {
  font-size: 1.125rem;
  color: var(--rzn-fg-mid);
  max-width: 640px;
  margin: 1rem auto 0;
  line-height: 1.75;
}

.rzn-section--dark .rzn-section__subhead,
.rzn-section--dark-alt .rzn-section__subhead {
  color: var(--rzn-fg-muted);
}

.rzn-section--dark h2,
.rzn-section--dark-alt h2 { color: var(--rzn-fg-light); }

/* ─── Navigation ────────────────────────────────────────────────────── */
.rzn-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--rzn-nav-h);
  display: flex;
  align-items: center;
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

body.rzn-page--light-top .rzn-nav {
  background: var(--rzn-bg-white);
  box-shadow: 0 1px 0 var(--rzn-border);
}

body.rzn-page--dark-top .rzn-nav {
  background: transparent;
}

body.rzn-page--dark-top .rzn-nav.rzn-nav--scrolled {
  background: var(--rzn-navy);
  box-shadow: 0 1px 0 rgba(255,255,255,0.08);
}

.rzn-nav__inner {
  max-width: var(--rzn-container);
  width: 100%;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
  display: flex;
  align-items: center;
  gap: 1rem;
}

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

.rzn-nav__logo img {
  height: 32px;
  width: auto;
  max-width: 160px;
}

.rzn-nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
  list-style: none;
}

.rzn-nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.4rem 0.75rem;
  border-radius: var(--rzn-radius-sm);
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
  text-decoration: none;
}

body.rzn-page--light-top .rzn-nav__link {
  color: var(--rzn-fg-dark);
}

body.rzn-page--light-top .rzn-nav__link:hover {
  color: var(--rzn-amber-aa);
  background: var(--rzn-bg-light);
}

body.rzn-page--dark-top .rzn-nav__link {
  color: var(--rzn-fg-light);
}

body.rzn-page--dark-top .rzn-nav__link:hover {
  color: var(--rzn-amber);
  background: rgba(255,255,255,0.06);
}

body.rzn-page--dark-top .rzn-nav--scrolled .rzn-nav__link {
  color: var(--rzn-fg-light);
}

.rzn-nav__cta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: 1rem;
  flex-shrink: 0;
}

.rzn-nav__hamburger {
  display: none;
  background: transparent;
  border: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.4rem;
  margin-left: auto;
  cursor: pointer;
}

.rzn-nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 2px;
  transition: all 0.2s;
}

body.rzn-page--light-top .rzn-nav__hamburger span { background: var(--rzn-navy); }
body.rzn-page--dark-top  .rzn-nav__hamburger span { background: var(--rzn-fg-light); }

.rzn-mobile-menu {
  display: none;
  position: fixed;
  top: var(--rzn-nav-h);
  left: 0;
  right: 0;
  background: var(--rzn-bg-white);
  box-shadow: var(--rzn-shadow-raised);
  padding: 1.5rem 1.5rem 2rem;
  z-index: 999;
  flex-direction: column;
  gap: 0.25rem;
}

.rzn-mobile-menu.is-open { display: flex; }

.rzn-mobile-menu a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--rzn-fg-dark);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--rzn-border);
  text-decoration: none;
}

.rzn-mobile-menu a:hover { color: var(--rzn-amber-aa); }

.rzn-mobile-menu__cta {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* ─── Buttons ───────────────────────────────────────────────────────── */
.rzn-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--rzn-radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  border: 2px solid transparent;
  transition: all 0.2s;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}

.rzn-btn--primary {
  background: var(--rzn-navy);
  color: var(--rzn-fg-light);
  border-color: var(--rzn-navy);
}

.rzn-btn--primary:hover {
  background: var(--rzn-navy-alt);
  border-color: var(--rzn-navy-alt);
}

.rzn-btn--amber {
  background: var(--rzn-amber);
  color: var(--rzn-navy);
  border-color: var(--rzn-amber);
}

.rzn-btn--amber:hover {
  background: #E09515;
  border-color: #E09515;
}

.rzn-btn--outline-light {
  background: transparent;
  color: var(--rzn-fg-dark);
  border-color: var(--rzn-border);
}

.rzn-btn--outline-light:hover {
  border-color: var(--rzn-fg-mid);
  background: var(--rzn-bg-light);
}

.rzn-btn--outline-dark {
  background: transparent;
  color: var(--rzn-fg-light);
  border-color: rgba(247,248,250,0.45);
}

.rzn-btn--outline-dark:hover {
  border-color: var(--rzn-fg-light);
  background: rgba(255,255,255,0.08);
}

.rzn-btn--ghost-dark {
  background: transparent;
  color: var(--rzn-fg-muted);
  border-color: transparent;
}

.rzn-btn--ghost-dark:hover {
  color: var(--rzn-fg-light);
}

.rzn-btn--ghost-light {
  background: transparent;
  color: var(--rzn-fg-mid);
  border-color: transparent;
  padding-left: 0;
  padding-right: 0;
}

.rzn-btn--ghost-light:hover {
  color: var(--rzn-amber-aa);
}

.rzn-btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* ─── Hero (index) ──────────────────────────────────────────────────── */
.rzn-hero {
  padding: clamp(3rem, 7vw, 6rem) 0 clamp(3rem, 6vw, 5rem);
  background: var(--rzn-bg-white);
}

.rzn-hero__inner {
  max-width: var(--rzn-container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.rzn-hero__left { max-width: 560px; }

.rzn-hero__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rzn-amber-aa);
  margin-bottom: 1rem;
  display: block;
}

.rzn-hero__h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  color: var(--rzn-navy);
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.rzn-hero__h1 .rzn-hero__accent {
  color: var(--rzn-amber-aa);
}

.rzn-hero__subhead {
  font-size: 1.125rem;
  color: var(--rzn-fg-mid);
  line-height: 1.75;
  margin-bottom: 2rem;
}

.rzn-hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.rzn-hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Rate Card SVG wrapper */
.rzn-rate-card-wrap {
  width: 100%;
  max-width: 440px;
}

/* ─── Trust Bar ─────────────────────────────────────────────────────── */
.rzn-trust-bar {
  background: var(--rzn-bg-light);
  padding: 1.5rem 0;
  border-top: 1px solid var(--rzn-border);
  border-bottom: 1px solid var(--rzn-border);
}

.rzn-trust-bar__inner {
  max-width: var(--rzn-container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}

.rzn-trust-bar__item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--rzn-fg-dark);
  white-space: nowrap;
}

.rzn-trust-bar__icon {
  color: var(--rzn-amber-aa);
  font-size: 1rem;
  flex-shrink: 0;
}

/* ─── Comparison Table (how-different) ─────────────────────────────── */
.rzn-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.rzn-compare__col {
  border-radius: var(--rzn-radius-md);
  padding: 2rem;
}

.rzn-compare__col--traditional {
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
}

.rzn-compare__col--rezon {
  background: var(--rzn-navy);
  color: var(--rzn-fg-light);
}

.rzn-compare__col-title {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.rzn-compare__col--traditional .rzn-compare__col-title { color: var(--rzn-fg-mid); }
.rzn-compare__col--rezon       .rzn-compare__col-title { color: var(--rzn-amber); }

.rzn-compare__item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9375rem;
  line-height: 1.5;
  margin-bottom: 0.875rem;
}

.rzn-compare__item:last-child { margin-bottom: 0; }

.rzn-compare__item .rzn-compare__icon {
  flex-shrink: 0;
  margin-top: 0.15rem;
  font-size: 0.875rem;
}

.rzn-compare__col--traditional .rzn-compare__icon { color: #E53E3E; }
.rzn-compare__col--rezon       .rzn-compare__icon { color: var(--rzn-amber); }

.rzn-compare__col--traditional .rzn-compare__text { color: var(--rzn-fg-mid); }
.rzn-compare__col--rezon       .rzn-compare__text { color: var(--rzn-fg-light); }

/* ─── Dual CTA ──────────────────────────────────────────────────────── */
.rzn-dual-cta {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.rzn-dual-cta__panel {
  padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 5vw, 4rem);
}

.rzn-dual-cta__engineer { background: var(--rzn-navy); }
.rzn-dual-cta__client   { background: var(--rzn-navy-alt); }

.rzn-dual-cta__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rzn-amber);
  margin-bottom: 0.75rem;
  display: block;
}

.rzn-dual-cta__title {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  color: var(--rzn-fg-light);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.rzn-dual-cta__desc {
  font-size: 0.9375rem;
  color: var(--rzn-fg-muted);
  margin-bottom: 1.5rem;
  line-height: 1.65;
}

/* ─── Project Cards ─────────────────────────────────────────────────── */
.rzn-projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--rzn-gap);
}

.rzn-project-card {
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
  border-radius: var(--rzn-radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  box-shadow: var(--rzn-shadow-card);
  transition: box-shadow 0.2s, transform 0.2s;
}

.rzn-project-card:hover {
  box-shadow: var(--rzn-shadow-raised);
  transform: translateY(-2px);
}

.rzn-project-card__code {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.75rem;
  color: var(--rzn-fg-mid);
  letter-spacing: 0.04em;
}

.rzn-project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.rzn-tag {
  display: inline-block;
  background: var(--rzn-rate-bg);
  color: var(--rzn-rate-fg);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.6rem;
  border-radius: var(--rzn-radius-sm);
  white-space: nowrap;
}

.rzn-tag--amber {
  background: rgba(245,166,35,0.12);
  color: var(--rzn-amber-aa);
}

.rzn-tag--remote {
  background: rgba(34,84,61,0.08);
  color: var(--rzn-success);
}

.rzn-project-card__meta {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.rzn-project-card__rate {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1rem;
  font-weight: 500;
  color: var(--rzn-navy);
}

.rzn-project-card__rate .rzn-rate-accent {
  color: var(--rzn-amber-aa);
  font-weight: 700;
}

.rzn-project-card__detail {
  font-size: 0.875rem;
  color: var(--rzn-fg-mid);
  line-height: 1.5;
}

.rzn-project-card__desc {
  font-size: 0.875rem;
  color: var(--rzn-fg-mid);
  line-height: 1.6;
  flex: 1;
}

.rzn-project-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--rzn-amber-aa);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap 0.15s;
}

.rzn-project-card__link:hover { gap: 0.5rem; color: var(--rzn-amber); }

.rzn-section__more-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-weight: 600;
  color: var(--rzn-amber-aa);
  margin-top: 2rem;
  transition: gap 0.15s;
  text-decoration: none;
}

.rzn-section__more-link:hover { gap: 0.5rem; }

/* ─── Process Steps ─────────────────────────────────────────────────── */
.rzn-steps {
  display: flex;
  gap: 0;
  position: relative;
}

.rzn-steps--horizontal {
  flex-direction: row;
  justify-content: space-between;
}

.rzn-steps--vertical {
  flex-direction: column;
  gap: 2.5rem;
}

.rzn-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  padding: 0 1rem;
  position: relative;
}

.rzn-steps--horizontal .rzn-step + .rzn-step::before {
  content: '';
  position: absolute;
  left: 0;
  top: 24px;
  width: calc(-1 * 50% + 1.5rem);
  height: 2px;
  background: var(--rzn-border);
  transform: translateX(-50%);
}

.rzn-step__number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--rzn-amber);
  color: var(--rzn-navy);
  font-weight: 700;
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.rzn-step__title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--rzn-fg-dark);
  margin-bottom: 0.5rem;
}

.rzn-section--dark .rzn-step__title,
.rzn-section--dark-alt .rzn-step__title { color: var(--rzn-fg-light); }

.rzn-step__desc {
  font-size: 0.875rem;
  color: var(--rzn-fg-mid);
  line-height: 1.6;
}

.rzn-section--dark .rzn-step__desc,
.rzn-section--dark-alt .rzn-step__desc { color: var(--rzn-fg-muted); }

/* Alternating vertical steps */
.rzn-process-list {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.rzn-process-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 1.5rem;
  align-items: flex-start;
}

.rzn-process-item__number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--rzn-amber);
  color: var(--rzn-navy);
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.rzn-process-item__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--rzn-fg-dark);
  margin-bottom: 0.5rem;
}

.rzn-process-item__desc {
  font-size: 0.9375rem;
  color: var(--rzn-fg-mid);
  line-height: 1.7;
}

.rzn-section--cream .rzn-process-item__title { color: var(--rzn-fg-dark); }

/* ─── Feature Grid ──────────────────────────────────────────────────── */
.rzn-features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.rzn-feature-card {
  padding: 1.75rem 1.5rem;
  border-radius: var(--rzn-radius-md);
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
}

.rzn-section--light .rzn-feature-card { background: var(--rzn-bg-white); }

.rzn-feature-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(245,166,35,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--rzn-amber-aa);
  font-size: 1.125rem;
}

.rzn-feature-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--rzn-fg-dark);
  margin-bottom: 0.5rem;
}

.rzn-feature-card__desc {
  font-size: 0.875rem;
  color: var(--rzn-fg-mid);
  line-height: 1.65;
}

/* ─── Testimonials ──────────────────────────────────────────────────── */
.rzn-testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--rzn-gap);
}

.rzn-testimonial-card {
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
  border-radius: var(--rzn-radius-md);
  padding: 1.75rem;
  box-shadow: var(--rzn-shadow-card);
}

.rzn-testimonial-card__quote {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--rzn-fg-dark);
  margin-bottom: 1.25rem;
  font-style: italic;
}

.rzn-testimonial-card__quote::before { content: '\201C'; }
.rzn-testimonial-card__quote::after  { content: '\201D'; }

.rzn-testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.rzn-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.rzn-avatar--amber { background: rgba(245,166,35,0.18); color: var(--rzn-amber-aa); }
.rzn-avatar--navy  { background: rgba(15,31,61,0.1); color: var(--rzn-navy); }
.rzn-avatar--green { background: rgba(34,84,61,0.1); color: var(--rzn-success); }

.rzn-testimonial-card__name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--rzn-fg-dark);
}

.rzn-testimonial-card__role {
  font-size: 0.8125rem;
  color: var(--rzn-fg-mid);
}

/* ─── CTA Band ──────────────────────────────────────────────────────── */
.rzn-cta-band {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: clamp(3.5rem, 7vw, 6rem) 0;
  background: var(--rzn-navy);
}

.rzn-cta-band__svg-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.rzn-cta-band__content {
  position: relative;
  z-index: 1;
  max-width: var(--rzn-container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

.rzn-cta-band__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rzn-amber);
  margin-bottom: 0.75rem;
  display: block;
}

.rzn-cta-band__title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  color: var(--rzn-fg-light);
  margin-bottom: 1.25rem;
  line-height: 1.25;
}

.rzn-cta-band__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── FAQ Accordion ─────────────────────────────────────────────────── */
.rzn-faq {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.rzn-faq__item {
  border-bottom: 1px solid var(--rzn-border);
}

.rzn-faq__question {
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  padding: 1.25rem 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--rzn-fg-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: color 0.15s;
}

.rzn-faq__question:hover { color: var(--rzn-amber-aa); }

.rzn-faq__icon {
  flex-shrink: 0;
  font-size: 1rem;
  color: var(--rzn-amber-aa);
  transition: transform 0.2s;
}

.rzn-faq__item.is-open .rzn-faq__icon {
  transform: rotate(180deg);
}

.rzn-faq__answer {
  font-size: 0.9375rem;
  color: var(--rzn-fg-mid);
  line-height: 1.7;
  padding-bottom: 1.25rem;
  display: none;
}

.rzn-faq__item.is-open .rzn-faq__answer {
  display: block;
}

/* ─── Projects Page ─────────────────────────────────────────────────── */
.rzn-page-hero {
  background: var(--rzn-bg-light);
  padding: clamp(2.5rem, 5vw, 4rem) 0 2rem;
  border-bottom: 1px solid var(--rzn-border);
}

.rzn-page-hero__inner {
  max-width: var(--rzn-container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

.rzn-page-hero__h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 0.5rem;
}

.rzn-page-hero__subhead {
  font-size: 1.0625rem;
  color: var(--rzn-fg-mid);
  margin-bottom: 1.75rem;
}

.rzn-filter-bar {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.rzn-filter-btn {
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
  color: var(--rzn-fg-dark);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.45rem 1rem;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.15s;
}

.rzn-filter-btn:hover,
.rzn-filter-btn.is-active {
  background: var(--rzn-navy);
  border-color: var(--rzn-navy);
  color: var(--rzn-fg-light);
}

.rzn-filter-search {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
  border-radius: 9999px;
  padding: 0.45rem 1rem;
}

.rzn-filter-search input {
  border: none;
  background: transparent;
  font-size: 0.875rem;
  color: var(--rzn-fg-dark);
  outline: none;
  width: 180px;
}

.rzn-filter-search i { color: var(--rzn-fg-mid); font-size: 0.875rem; }

/* ─── Projects 9-card grid ──────────────────────────────────────────── */
.rzn-projects-9-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--rzn-gap);
}

/* ─── Sub-hero (shared sub-page hero) ───────────────────────────────── */
.rzn-subhero {
  background: var(--rzn-bg-light);
  padding: clamp(3rem, 6vw, 5rem) 0;
  border-bottom: 1px solid var(--rzn-border);
}

.rzn-subhero__inner {
  max-width: var(--rzn-container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

.rzn-subhero--split { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.rzn-subhero--centered { text-align: center; max-width: 760px; margin: 0 auto; }

.rzn-subhero--dark-bg {
  background: var(--rzn-navy);
  border-bottom: none;
}

.rzn-subhero--dark-bg .rzn-subhero__inner { max-width: var(--rzn-container); margin: 0 auto; }

.rzn-subhero__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  display: block;
}

.rzn-subhero--dark-bg .rzn-subhero__eyebrow { color: var(--rzn-amber); }
.rzn-subhero__eyebrow { color: var(--rzn-amber-aa); }

.rzn-subhero__h1 {
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  color: var(--rzn-navy);
  margin-bottom: 1rem;
  line-height: 1.22;
}

.rzn-subhero--dark-bg .rzn-subhero__h1 { color: var(--rzn-fg-light); }

.rzn-subhero__subhead {
  font-size: 1.0625rem;
  color: var(--rzn-fg-mid);
  line-height: 1.72;
  margin-bottom: 2rem;
}

.rzn-subhero--dark-bg .rzn-subhero__subhead { color: var(--rzn-fg-muted); }

.rzn-subhero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.rzn-subhero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.rzn-subhero__img {
  width: 100%;
  max-width: 460px;
  border-radius: var(--rzn-radius-lg);
  object-fit: cover;
  box-shadow: var(--rzn-shadow-raised);
}

/* ─── Tab Switcher ──────────────────────────────────────────────────── */
.rzn-tabs {
  display: flex;
  gap: 0;
  border: 1px solid var(--rzn-border);
  border-radius: var(--rzn-radius-sm);
  overflow: hidden;
  width: fit-content;
  margin-bottom: 2.5rem;
}

.rzn-tab-btn {
  background: var(--rzn-bg-white);
  border: none;
  padding: 0.65rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--rzn-fg-mid);
  cursor: pointer;
  transition: all 0.15s;
}

.rzn-tab-btn.is-active,
.rzn-tab-btn:hover {
  background: var(--rzn-navy);
  color: var(--rzn-fg-light);
}

.rzn-tab-content { display: none; }
.rzn-tab-content.is-active { display: block; }

/* ─── Rate Breakdown (inline mock) ─────────────────────────────────── */
.rzn-rate-table-wrap {
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
  border-radius: var(--rzn-radius-md);
  overflow: hidden;
  max-width: 540px;
  margin: 0 auto;
  box-shadow: var(--rzn-shadow-card);
}

.rzn-rate-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.rzn-rate-table thead {
  background: var(--rzn-navy);
}

.rzn-rate-table thead th {
  color: var(--rzn-fg-light);
  font-weight: 600;
  padding: 0.875rem 1.25rem;
  text-align: left;
}

.rzn-rate-table tbody td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--rzn-border);
  color: var(--rzn-fg-dark);
}

.rzn-rate-table tbody tr:last-child td { border-bottom: none; }
.rzn-rate-table tbody tr.rzn-rate-table__engineer td { background: rgba(245,166,35,0.06); }
.rzn-rate-table tbody tr.rzn-rate-table__total td {
  font-weight: 700;
  background: var(--rzn-rate-bg);
}

.rzn-rate-table__amount {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1rem;
  font-weight: 600;
  color: var(--rzn-navy);
  text-align: right;
}

.rzn-rate-table__accent {
  color: var(--rzn-amber-aa);
}

/* ─── Annotated Project Card Mock ───────────────────────────────────── */
.rzn-mock-card {
  background: var(--rzn-navy);
  border-radius: var(--rzn-radius-md);
  padding: 1.75rem;
  max-width: 520px;
  color: var(--rzn-fg-light);
  box-shadow: var(--rzn-shadow-raised);
  position: relative;
}

.rzn-mock-card__code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--rzn-fg-muted);
  margin-bottom: 0.875rem;
}

.rzn-mock-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--rzn-fg-light);
  margin-bottom: 0.875rem;
}

.rzn-mock-card__tags { display: flex; flex-wrap: wrap; gap: 0.375rem; margin-bottom: 1rem; }

.rzn-mock-card__tag {
  background: rgba(247,248,250,0.1);
  color: var(--rzn-fg-light);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.2rem 0.6rem;
  border-radius: var(--rzn-radius-sm);
}

.rzn-mock-card__rate-row {
  background: rgba(245,166,35,0.12);
  border: 1px solid rgba(245,166,35,0.3);
  border-radius: var(--rzn-radius-sm);
  padding: 0.875rem 1rem;
  margin-bottom: 0.875rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.rzn-mock-card__rate-label {
  font-size: 0.8rem;
  color: var(--rzn-amber);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.rzn-mock-card__rate-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--rzn-amber);
}

.rzn-mock-card__details { display: flex; flex-direction: column; gap: 0.5rem; }

.rzn-mock-card__detail-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--rzn-fg-muted);
}

.rzn-mock-card__detail-row i { color: var(--rzn-amber); font-size: 0.8rem; }
.rzn-mock-card__detail-row strong { color: var(--rzn-fg-light); }

.rzn-annotation {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
  border-radius: var(--rzn-radius-sm);
  padding: 0.75rem;
  font-size: 0.8125rem;
  color: var(--rzn-fg-mid);
  margin-top: 0.5rem;
}

.rzn-annotation__arrow { color: var(--rzn-amber-aa); flex-shrink: 0; margin-top: 0.1rem; }

/* ─── About / Team ──────────────────────────────────────────────────── */
.rzn-team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--rzn-gap);
}

.rzn-team-card {
  text-align: center;
}

.rzn-team-card__portrait {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1rem;
  display: block;
}

.rzn-team-card__name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--rzn-fg-dark);
  margin-bottom: 0.2rem;
}

.rzn-team-card__title {
  font-size: 0.875rem;
  color: var(--rzn-amber-aa);
  font-weight: 500;
  margin-bottom: 0.6rem;
}

.rzn-team-card__bio {
  font-size: 0.875rem;
  color: var(--rzn-fg-mid);
  line-height: 1.65;
}

/* Large portrait for team page */
.rzn-team-card__portrait--lg {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1rem;
  display: block;
}

/* ─── Mission ───────────────────────────────────────────────────────── */
.rzn-mission {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.rzn-mission__quote {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  color: var(--rzn-navy);
  line-height: 1.35;
  margin-bottom: 1.5rem;
}

.rzn-mission__body {
  font-size: 1.0625rem;
  color: var(--rzn-fg-mid);
  line-height: 1.75;
}

/* ─── Values Grid ───────────────────────────────────────────────────── */
.rzn-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--rzn-gap);
}

.rzn-value-card {
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
  border-radius: var(--rzn-radius-md);
  padding: 2rem 1.5rem;
  text-align: center;
}

.rzn-value-card__icon {
  font-size: 1.5rem;
  color: var(--rzn-amber-aa);
  margin-bottom: 0.875rem;
}

.rzn-value-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--rzn-fg-dark);
  margin-bottom: 0.5rem;
}

.rzn-value-card__desc {
  font-size: 0.875rem;
  color: var(--rzn-fg-mid);
  line-height: 1.65;
}

/* ─── Contact ───────────────────────────────────────────────────────── */
.rzn-contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: flex-start;
}

.rzn-contact-info__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--rzn-fg-dark);
  margin-bottom: 1.5rem;
}

.rzn-contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9375rem;
  color: var(--rzn-fg-mid);
}

.rzn-contact-info__item i {
  color: var(--rzn-amber-aa);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.rzn-contact-info__item a {
  color: var(--rzn-amber-aa);
  text-decoration: none;
}

.rzn-contact-info__item a:hover { text-decoration: underline; }

.rzn-contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.rzn-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.rzn-form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--rzn-fg-dark);
}

.rzn-form-group input,
.rzn-form-group textarea,
.rzn-form-group select {
  padding: 0.75rem 1rem;
  border: 1px solid var(--rzn-border);
  border-radius: var(--rzn-radius-sm);
  font-size: 0.9375rem;
  font-family: inherit;
  color: var(--rzn-fg-dark);
  background: var(--rzn-bg-white);
  transition: border-color 0.15s;
  width: 100%;
  max-width: 520px;
}

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

.rzn-form-group textarea { resize: vertical; min-height: 120px; }

.rzn-form-radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.rzn-form-radio-group legend {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--rzn-fg-dark);
  margin-bottom: 0.5rem;
}

.rzn-form-radio-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  color: var(--rzn-fg-dark);
  cursor: pointer;
}

.rzn-form-radio-option input { width: auto; }

/* ─── How it works — client steps ──────────────────────────────────── */
.rzn-steps-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--rzn-gap);
  text-align: center;
}

.rzn-step-3col__number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--rzn-amber);
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 0.5rem;
}

.rzn-step-3col__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--rzn-fg-dark);
  margin-bottom: 0.5rem;
}

.rzn-step-3col__desc {
  font-size: 0.9rem;
  color: var(--rzn-fg-mid);
  line-height: 1.65;
}

/* ─── Use Cases ─────────────────────────────────────────────────────── */
.rzn-use-cases {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.rzn-use-case {
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
  border-radius: var(--rzn-radius-md);
  padding: 2rem;
}

.rzn-use-case__type {
  display: inline-block;
  background: rgba(245,166,35,0.1);
  color: var(--rzn-amber-aa);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.7rem;
  border-radius: 9999px;
  margin-bottom: 0.875rem;
}

.rzn-use-case__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--rzn-fg-dark);
  margin-bottom: 0.75rem;
}

.rzn-use-case__desc {
  font-size: 0.9375rem;
  color: var(--rzn-fg-mid);
  line-height: 1.7;
}

/* ─── How It Works — alternating steps ─────────────────────────────── */
.rzn-hiw-steps { display: flex; flex-direction: column; gap: 4rem; }

.rzn-hiw-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  align-items: flex-start;
}

.rzn-hiw-step__number-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.rzn-hiw-step__num {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--rzn-amber);
  color: var(--rzn-navy);
  font-size: 1.375rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rzn-hiw-step__line {
  width: 2px;
  flex: 1;
  background: var(--rzn-amber);
  opacity: 0.3;
  min-height: 40px;
  margin-top: 6px;
}

.rzn-hiw-step:last-child .rzn-hiw-step__line { display: none; }

.rzn-hiw-step__title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--rzn-fg-dark);
  margin-bottom: 0.625rem;
}

.rzn-hiw-step__desc {
  font-size: 0.9375rem;
  color: var(--rzn-fg-mid);
  line-height: 1.75;
}

/* ─── Diagram image ─────────────────────────────────────────────────── */
.rzn-diagram-img {
  width: 100%;
  height: auto;
  border-radius: var(--rzn-radius-md);
  box-shadow: var(--rzn-shadow-card);
  margin-top: 2rem;
}

/* ─── Footer ────────────────────────────────────────────────────────── */
.rzn-footer__brand { display: flex; flex-direction: column; }

/* ─── Contact info block ─────────────────────────────────────────────── */
.rzn-contact-info { display: flex; flex-direction: column; }

/* ─── Cookie banner modifier ─────────────────────────────────────────── */
.cookie-banner--notice { /* Notice-only variant — inherits base cookie-banner styles */ }

/* ─── Legal page classes ─────────────────────────────────────────────── */
.rzn-legal-page { display: block; }
.legal-article { display: block; }
.legal-header { display: block; }
.legal-meta { display: block; }
.legal-table { display: table; }

.rzn-footer {
  background: var(--rzn-navy);
  color: var(--rzn-fg-light);
  padding: clamp(3rem, 6vw, 5rem) 0 0;
}

.rzn-footer__inner {
  max-width: var(--rzn-container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
}

.rzn-footer__brand-logo {
  height: 30px;
  width: auto;
  max-width: 140px;
  margin-bottom: 0.875rem;
}

.rzn-footer__tagline {
  font-size: 0.875rem;
  color: var(--rzn-fg-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.rzn-footer__address {
  font-size: 0.8125rem;
  color: var(--rzn-fg-muted);
  line-height: 1.75;
  font-style: normal;
}

.rzn-footer__address a {
  color: var(--rzn-fg-muted);
  text-decoration: none;
}

.rzn-footer__address a:hover { color: var(--rzn-amber); }

.rzn-footer__col-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--rzn-fg-muted);
  margin-bottom: 1rem;
}

.rzn-footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  list-style: none;
}

.rzn-footer__links a {
  font-size: 0.875rem;
  color: var(--rzn-fg-muted);
  text-decoration: none;
  transition: color 0.15s;
}

.rzn-footer__links a:hover { color: var(--rzn-fg-light); }

.rzn-footer__bottom {
  max-width: var(--rzn-container);
  margin: 2.5rem auto 0;
  padding: 1.25rem clamp(1rem, 4vw, 2rem);
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.rzn-footer__copy {
  font-size: 0.8125rem;
  color: var(--rzn-fg-muted);
}

.rzn-footer__legal-links {
  display: flex;
  gap: 1.25rem;
  list-style: none;
}

.rzn-footer__legal-links a {
  font-size: 0.8125rem;
  color: var(--rzn-fg-muted);
  text-decoration: none;
}

.rzn-footer__legal-links a:hover { color: var(--rzn-fg-light); }

/* ─── Cookie Banner ─────────────────────────────────────────────────── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--rzn-navy);
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 1rem 0;
}

.cookie-banner__inner {
  max-width: var(--rzn-container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cookie-banner__text {
  font-size: 0.875rem;
  color: var(--rzn-fg-muted);
  flex: 1;
}

.cookie-banner__text a { color: var(--rzn-amber); }

.cookie-banner__actions { flex-shrink: 0; }

.cookie-banner__btn {
  padding: 0.55rem 1.25rem;
  border-radius: var(--rzn-radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.15s;
}

.cookie-banner__btn--primary {
  background: var(--rzn-amber);
  color: var(--rzn-navy);
  border-color: var(--rzn-amber);
}

.cookie-banner__btn--primary:hover {
  background: #E09515;
  border-color: #E09515;
}

/* ─── Blog Index ────────────────────────────────────────────────────── */
.rzn-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--rzn-gap);
}

.rzn-blog-card {
  background: var(--rzn-bg-white);
  border: 1px solid var(--rzn-border);
  border-radius: var(--rzn-radius-md);
  overflow: hidden;
  box-shadow: var(--rzn-shadow-card);
  transition: box-shadow 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
}

.rzn-blog-card:hover {
  box-shadow: var(--rzn-shadow-raised);
  transform: translateY(-2px);
}

.rzn-blog-card__img-wrap {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--rzn-bg-light);
}

.rzn-blog-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.rzn-blog-card__body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  flex: 1;
}

.rzn-blog-card__meta {
  display: flex;
  gap: 0.875rem;
  font-size: 0.8125rem;
  color: var(--rzn-fg-mid);
}

.rzn-blog-card__tags {
  display: flex;
  gap: 0.375rem;
  flex-wrap: wrap;
}

.rzn-blog-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--rzn-fg-dark);
  line-height: 1.4;
}

.rzn-blog-card__excerpt {
  font-size: 0.875rem;
  color: var(--rzn-fg-mid);
  line-height: 1.6;
  flex: 1;
}

.rzn-blog-card__read {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--rzn-amber-aa);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap 0.15s;
  text-decoration: none;
}

.rzn-blog-card__read:hover { gap: 0.5rem; }

/* ─── Fade-in animations ────────────────────────────────────────────── */
.rzn-fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.rzn-fade-in.is-visible {
  opacity: 1;
  transform: none;
}

/* Failsafe: after 1s, always show */
@keyframes rzn-reveal {
  to { opacity: 1; transform: none; }
}

.rzn-fade-in {
  animation: rzn-reveal 0.5s ease 1.2s forwards;
}

/* ─── Responsive ────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .rzn-features-grid { grid-template-columns: repeat(2, 1fr); }
  .rzn-projects-grid { grid-template-columns: repeat(2, 1fr); }
  .rzn-projects-9-grid { grid-template-columns: repeat(2, 1fr); }
  .rzn-blog-grid { grid-template-columns: repeat(2, 1fr); }
  .rzn-hero__inner { grid-template-columns: 1fr; }
  .rzn-hero__left { max-width: 100%; }
  .rzn-hero__visual { justify-content: center; }
  .rzn-subhero--split { grid-template-columns: 1fr; }
  .rzn-footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .rzn-nav__links,
  .rzn-nav__cta { display: none; }
  .rzn-nav__hamburger { display: flex; }
  .rzn-compare { grid-template-columns: 1fr; }
  .rzn-dual-cta { grid-template-columns: 1fr; }
  .rzn-testimonials-grid { grid-template-columns: 1fr; }
  .rzn-team-grid { grid-template-columns: 1fr 1fr; }
  .rzn-values-grid { grid-template-columns: 1fr; }
  .rzn-contact-grid { grid-template-columns: 1fr; }
  .rzn-steps-3col { grid-template-columns: 1fr; }
  .rzn-use-cases { grid-template-columns: 1fr; }
  .rzn-footer__inner { grid-template-columns: 1fr; gap: 2rem; }
  .rzn-steps--horizontal { flex-direction: column; align-items: flex-start; }
  .rzn-step { align-items: flex-start; text-align: left; }
  .rzn-filter-search { margin-left: 0; width: 100%; }
}

@media (max-width: 480px) {
  .rzn-features-grid { grid-template-columns: 1fr; }
  .rzn-projects-grid { grid-template-columns: 1fr; }
  .rzn-projects-9-grid { grid-template-columns: 1fr; }
  .rzn-blog-grid { grid-template-columns: 1fr; }
  .rzn-team-grid { grid-template-columns: 1fr; }
}