@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700;800;900&display=swap');

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* === TOKENS === */
:root {
  --black: #000000;
  --white: #ffffff;
  --gray-50:  #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #e8e8e8;
  --gray-400: #aaaaaa;
  --gray-600: #666666;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
}

html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--black);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* === NAVIGATION === */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: 0 64px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: box-shadow 0.3s;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo img {
  height: 44px;
  width: auto;
  display: block;
}

.nav-abbr {
  font-weight: 400;
  font-size: 11px;
  color: var(--gray-400);
  letter-spacing: 0.08em;
  border-left: 1px solid var(--gray-200);
  padding-left: 12px;
}

.nav-n {
  font-weight: 400;
  color: var(--gray-400);
  letter-spacing: 0.06em;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 48px;
}

.nav-links li a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--black);
  transition: color 0.2s;
}

.nav-links li a:hover { color: var(--gray-600); }

.nav-links li a.active { font-weight: 700; }

.nav-links li a.nav-btn {
  background: var(--black);
  color: var(--white);
  padding: 13px 28px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background 0.2s;
}
.nav-links li a.nav-btn:hover { background: #222; color: var(--white); }

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* === LAYOUT === */
main { padding-top: 72px; }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 64px;
}

/* === LABEL UTILITY === */
.label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-600);
  margin-bottom: 32px;
}
.label-white { color: #555; }

/* === IMAGE PLACEHOLDERS === */
.img-ph {
  overflow: hidden;
  background: #111;
  position: relative;
}
.img-ph img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.1) brightness(0.82);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.img-ph:hover img { transform: scale(1.04); }

/* === BUTTONS === */
.btn {
  display: inline-block;
  font-family: var(--font);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 18px 40px;
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1;
  transition: all 0.2s;
}
.btn-dark  { background: var(--black); color: var(--white); border-color: var(--black); }
.btn-dark:hover  { background: var(--white); color: var(--black); }
.btn-outline { background: transparent; color: var(--black); border-color: var(--black); }
.btn-outline:hover { background: var(--black); color: var(--white); }
.btn-white { background: var(--white); color: var(--black); border-color: var(--white); }
.btn-white:hover { background: transparent; color: var(--white); }

/* === SCROLL FADE === */
.fade-up {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-up.in-view { opacity: 1; transform: translateY(0); }
.fade-up.delay-1 { transition-delay: 0.1s; }
.fade-up.delay-2 { transition-delay: 0.2s; }
.fade-up.delay-3 { transition-delay: 0.3s; }
.fade-up.delay-4 { transition-delay: 0.4s; }

/* ==============================
   FOOTER
   ============================== */
footer {
  background: var(--black);
  color: var(--white);
  padding: 80px 64px 48px;
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 80px;
  padding-bottom: 64px;
  border-bottom: 1px solid #1e1e1e;
}
.footer-logo-text {
  margin-bottom: 24px;
}

.footer-logo-text img {
  height: 52px;
  width: auto;
  display: block;
  filter: invert(1);
}
.footer-motto {
  font-size: 15px;
  font-style: italic;
  color: #666;
  line-height: 1.7;
  margin-bottom: 16px;
}
.footer-subdesc {
  font-size: 12px;
  color: #444;
  line-height: 1.8;
  letter-spacing: 0.02em;
}
.footer-col-title {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #444;
  margin-bottom: 28px;
  display: block;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 14px; }
.footer-col ul li a { font-size: 14px; color: #888; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--white); }
.footer-bottom {
  padding-top: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-bottom p { font-size: 12px; color: #333; letter-spacing: 0.02em; }

/* ==============================
   HOMEPAGE — HERO
   ============================== */
.hero {
  position: relative;
  min-height: calc(100vh - 72px);
  padding: 80px 64px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--black);
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.1) brightness(0.4);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding-left: 48px;
}
.hero-kicker {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 40px;
}
.hero-h1 {
  font-size: clamp(72px, 8.5vw, 128px);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.92;
  color: var(--white);
  margin-bottom: 40px;
}
.hero-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
  margin-bottom: 56px;
  font-weight: 400;
}

/* ==============================
   HOMEPAGE — MOTTO BAND
   ============================== */
.motto-band {
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
  padding: 72px 64px;
}
.motto-band-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.motto-text {
  font-size: clamp(24px, 3.2vw, 48px);
  font-weight: 700;
  font-style: italic;
  color: var(--black);
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.motto-text span { color: #555; }

/* ==============================
   HOMEPAGE — WHAT WE DO
   ============================== */
.what-we-do { padding: 120px 64px; }
.section-hdr {
  max-width: 1280px;
  margin: 0 auto 72px;
}
.section-h2 {
  font-size: clamp(48px, 5.5vw, 80px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.97;
}
.services-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.service-card {
  background: var(--gray-100);
  padding: 56px 48px 64px;
}
.service-num {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--gray-400);
  margin-bottom: 56px;
}
.service-card h3 {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: 20px;
}
.service-card p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ==============================
   HOMEPAGE — WHY SNA
   ============================== */
.why-sna { padding: 120px 64px; background: var(--gray-100); }
.text-growth { color: #999; font-weight: 900; }
.why-inner { max-width: 1280px; margin: 0 auto; }
.why-header { margin-bottom: 80px; }
.statement-item {
  padding: 56px 0;
  border-top: 1px solid var(--gray-200);
  display: grid;
  grid-template-columns: 120px 1fr;
  align-items: center;
  gap: 40px;
}
.statement-item:last-child { border-bottom: 1px solid var(--gray-200); }
.stmt-idx {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-400);
}
.statement-item h2 {
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
}

/* ==============================
   HOMEPAGE — CASE PREVIEW
   ============================== */
.case-preview { background: var(--gray-100); padding: 120px 64px; }
.case-preview-inner { max-width: 1280px; margin: 0 auto; }
.case-preview-hdr {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 64px;
}
.case-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card { background: var(--white); }
.case-card-img { width: 100%; aspect-ratio: 16/10; }
.case-card-body { padding: 32px 32px 36px; }
.case-tag {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-600);
  margin-bottom: 12px;
}
.case-card-body h3 {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 12px;
}
.case-problem {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gray-200);
}
.case-metric { display: flex; align-items: baseline; gap: 12px; }
.case-metric-num {
  font-size: 44px;
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1;
}
.case-metric-label { font-size: 13px; color: var(--gray-600); line-height: 1.4; }

/* ==============================
   HOMEPAGE — FINAL CTA
   ============================== */
.final-cta {
  background: var(--black);
  padding: 160px 64px;
  text-align: center;
}
.final-cta-inner { max-width: 900px; margin: 0 auto; }
.final-cta h2 {
  font-size: clamp(80px, 12vw, 180px);
  font-weight: 900;
  letter-spacing: -0.055em;
  line-height: 0.88;
  color: var(--white);
  margin-bottom: 48px;
}
.final-cta p {
  font-size: 17px;
  color: #666;
  line-height: 1.7;
  margin-bottom: 56px;
}

/* ==============================
   PAGE HERO (inner pages)
   ============================== */
.page-hero {
  padding: 120px 64px 96px;
  background: var(--black);
  color: var(--white);
}
.page-hero-inner { max-width: 1280px; margin: 0 auto; }

.page-hero-about .page-hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: center;
}
.page-hero-img {
  width: 100%;
  aspect-ratio: 4/5;
}
.page-hero-img img {
  opacity: 0.5;
}
.page-hero h1 {
  font-size: clamp(64px, 8vw, 120px);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 0.92;
  margin-bottom: 32px;
}
.page-hero p {
  font-size: 18px;
  color: #777;
  max-width: 620px;
  line-height: 1.7;
}

/* ==============================
   CASE STUDIES PAGE
   ============================== */
.cs-section {
  padding: 120px 64px;
  border-bottom: 1px solid var(--gray-200);
}
.cs-section:nth-child(even) { background: var(--gray-50); }
.cs-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 96px;
  align-items: start;
}
.cs-inner.flip { direction: rtl; }
.cs-inner.flip > * { direction: ltr; }
.cs-img { width: 100%; aspect-ratio: 4/3; }
.cs-content {}
.cs-industry {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 16px;
}
.cs-company {
  font-size: clamp(32px, 3.5vw, 48px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 48px;
}
.cs-block {
  padding: 28px 0;
  border-top: 1px solid var(--gray-200);
}
.cs-block:first-of-type { border-top: none; padding-top: 0; }
.cs-block-lbl {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-600);
  margin-bottom: 10px;
}
.cs-block-text {
  font-size: 15px;
  line-height: 1.75;
  color: #333;
}
.cs-result-num {
  font-size: clamp(56px, 6vw, 88px);
  font-weight: 900;
  letter-spacing: -0.055em;
  line-height: 1;
  margin-bottom: 8px;
}
.cs-result-desc {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.55;
}

/* ==============================
   ABOUT PAGE
   ============================== */
.about-mission { padding: 120px 64px; }
.about-mission-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 120px;
  align-items: start;
}
.about-mission-text h2 {
  font-size: clamp(40px, 4.5vw, 64px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 32px;
}
.about-mission-text p {
  font-size: 17px;
  line-height: 1.8;
  color: var(--gray-600);
}
.about-mission-img { width: 100%; aspect-ratio: 3/4; }

.about-values { padding: 120px 64px; background: var(--gray-100); }
.about-values-inner { max-width: 1280px; margin: 0 auto; }
.av-header { margin-bottom: 80px; }
.value-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 80px;
  padding: 56px 0;
  border-top: 1px solid var(--gray-200);
  align-items: start;
}
.value-row:last-child { border-bottom: 1px solid var(--gray-200); }
.value-idx {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-400);
  padding-top: 8px;
}
.value-row h3 {
  font-size: clamp(28px, 3vw, 44px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 18px;
}
.value-row p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.75;
  max-width: 560px;
}

.about-image-band { background: #111; }
.about-image-band .band-img {
  width: 100%;
  aspect-ratio: 21/9;
  display: block;
  filter: grayscale(100%) contrast(1.1) brightness(0.75);
  object-fit: cover;
}

/* ==============================
   CASE STUDY DETAIL PAGE
   ============================== */

/* Hero override for detail page */
.cs-detail-hero {
  background: var(--black);
  padding: 120px 64px 96px;
  color: var(--white);
}
.cs-detail-hero-inner { max-width: 1280px; margin: 0 auto; }
.cs-detail-hero .cs-breadcrumb {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 56px;
}
.cs-detail-hero .cs-breadcrumb a {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #555;
  transition: color 0.2s;
}
.cs-detail-hero .cs-breadcrumb a:hover { color: #aaa; }
.cs-detail-hero .cs-breadcrumb span { color: #333; font-size: 11px; }
.cs-detail-hero h1 {
  font-size: clamp(48px, 5.5vw, 80px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.95;
  max-width: 960px;
  margin-bottom: 40px;
}
.cs-detail-hero .cs-hero-meta {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}
.cs-hero-meta-item .mh-label {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #444;
  margin-bottom: 6px;
}
.cs-hero-meta-item .mh-val {
  font-size: 14px;
  color: #888;
}

/* Stat bar */
.cs-stat-bar {
  background: var(--black);
  border-top: 1px solid #1a1a1a;
}
.cs-stat-bar-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.cs-stat-cell {
  padding: 56px 64px;
  border-right: 1px solid #1a1a1a;
}
.cs-stat-cell:last-child { border-right: none; }
.cs-stat-num {
  font-size: clamp(48px, 5vw, 72px);
  font-weight: 900;
  letter-spacing: -0.055em;
  line-height: 1;
  color: var(--white);
  margin-bottom: 12px;
}
.cs-stat-desc {
  font-size: 13px;
  color: #555;
  line-height: 1.6;
}

/* Hero image */
.cs-detail-img-hero {
  width: 100%;
  aspect-ratio: 21/9;
}

/* Body sections */
.cs-body-section {
  padding: 96px 64px;
  border-bottom: 1px solid var(--gray-200);
}
.cs-body-section.bg-gray { background: var(--gray-100); }
.cs-body-section.bg-black { background: var(--black); }
.cs-body-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.cs-body-inner.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 96px;
  align-items: start;
}
.cs-section-label {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 32px;
}
.cs-section-label.white { color: #444; }
.cs-body-h2 {
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 32px;
}
.cs-body-h2.white { color: var(--white); }
.cs-body-text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--gray-600);
}
.cs-body-text + .cs-body-text { margin-top: 20px; }

/* Breakdown list */
.breakdown-list { margin-top: 0; }
.breakdown-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid var(--gray-200);
  align-items: start;
}
.breakdown-item:last-child { border-bottom: 1px solid var(--gray-200); }
.bd-num {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--gray-400);
  padding-top: 3px;
}
.breakdown-item h4 {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 8px;
}
.breakdown-item p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.7;
}

/* Intervention statement */
.cs-bold-statement {
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 64px;
  max-width: 800px;
}

/* Intervention cards */
.intervention-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.int-card {
  background: var(--gray-100);
  padding: 48px 40px;
}
.int-card-num {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 32px;
}
.int-card h4 {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 14px;
}
.int-card p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.7;
}

/* Operational change blocks */
.op-block {
  padding: 80px 64px;
  border-bottom: 1px solid var(--gray-200);
}
.op-block.bg-gray { background: var(--gray-100); }
.op-block-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 80px;
  align-items: start;
}
.op-block-letter {
  font-size: 96px;
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 0.85;
  color: var(--gray-200);
}
.op-block.bg-gray .op-block-letter { color: var(--gray-200); }
.op-block-tag {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-top: 4px;
}
.op-block-content h3 {
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 24px;
}
.op-block-content p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.8;
  max-width: 640px;
  margin-bottom: 24px;
}
.op-list {
  list-style: none;
  margin-top: 8px;
}
.op-list li {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.7;
  padding: 10px 0;
  border-top: 1px solid var(--gray-200);
  display: flex;
  gap: 16px;
  align-items: baseline;
}
.op-list li::before {
  content: '—';
  color: var(--gray-400);
  flex-shrink: 0;
  font-size: 12px;
}

/* Turning point */
.cs-turning-point {
  padding: 96px 64px;
  background: var(--black);
}
.cs-turning-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 96px;
  align-items: center;
}
.cs-turning-text {}
.cs-turning-img { width: 100%; aspect-ratio: 4/3; }

/* Results */
.cs-results-section {
  padding: 120px 64px;
  background: var(--black);
}
.cs-results-inner { max-width: 1280px; margin: 0 auto; }
.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin-top: 72px;
}
.result-cell {
  background: #080808;
  border: 1px solid #161616;
  padding: 56px 48px;
}
.result-cell.full-width { grid-column: 1 / -1; }
.result-num {
  font-size: clamp(72px, 9vw, 128px);
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 0.88;
  color: var(--white);
  margin-bottom: 16px;
}
.result-label {
  font-size: 15px;
  color: #555;
  line-height: 1.6;
}
.result-text {
  font-size: 16px;
  color: #555;
  line-height: 1.75;
  max-width: 640px;
}

/* Closing blockquote */
.cs-closing {
  padding: 120px 64px;
  background: var(--white);
}
.cs-closing-inner { max-width: 960px; margin: 0 auto; }
.cs-blockquote {
  font-size: clamp(20px, 2.5vw, 30px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.5;
  color: var(--black);
  border-left: 3px solid var(--black);
  padding-left: 40px;
  font-style: italic;
  margin-bottom: 48px;
}
.cs-closing-attr {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-left: 40px;
}

/* Case study featured card — light variant */
.cs-featured-light {
  padding: 96px 64px;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}
.cs-featured-light .cs-featured-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  direction: rtl;
}
.cs-featured-light .cs-featured-inner > * { direction: ltr; }
.cs-featured-light .cs-featured-tag { color: var(--gray-600); }
.cs-featured-light .cs-featured-content h2 { color: var(--black); }
.cs-featured-light .cs-featured-content p { color: var(--gray-600); }
.cs-featured-light .cs-featured-metrics {
  border-bottom-color: var(--gray-200);
}
.cs-featured-light .fm-num { color: var(--black); }
.cs-featured-light .fm-label { color: var(--gray-600); }

/* Case study featured card on index */
.cs-featured {
  padding: 96px 64px;
  background: var(--black);
  border-bottom: 1px solid #111;
}
.cs-featured-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.cs-featured-img { width: 100%; aspect-ratio: 4/3; }
.cs-featured-content {}
.cs-featured-tag {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #444;
  margin-bottom: 24px;
}
.cs-featured-content h2 {
  font-size: clamp(32px, 3.5vw, 52px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--white);
  margin-bottom: 24px;
}
.cs-featured-content p {
  font-size: 15px;
  color: #666;
  line-height: 1.75;
  margin-bottom: 40px;
}
.cs-featured-metrics {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid #1a1a1a;
}
.cs-fm-item .fm-num {
  font-size: 40px;
  font-weight: 900;
  letter-spacing: -0.05em;
  color: var(--white);
  line-height: 1;
  margin-bottom: 4px;
}
.cs-fm-item .fm-label {
  font-size: 12px;
  color: #555;
  line-height: 1.4;
}

/* Responsive additions */
@media (max-width: 1100px) {
  .cs-detail-hero { padding: 96px 32px 72px; }
  .cs-stat-bar-inner { grid-template-columns: 1fr; }
  .cs-stat-cell { border-right: none; border-bottom: 1px solid #1a1a1a; padding: 40px 32px; }
  .cs-body-section { padding: 72px 32px; }
  .cs-body-inner.two-col { grid-template-columns: 1fr; gap: 48px; }
  .op-block { padding: 64px 32px; }
  .op-block-inner { grid-template-columns: 1fr; gap: 16px; }
  .op-block-letter { font-size: 64px; }
  .cs-turning-point { padding: 72px 32px; }
  .cs-turning-inner { grid-template-columns: 1fr; gap: 48px; }
  .cs-results-section { padding: 80px 32px; }
  .cs-closing { padding: 80px 32px; }
  .intervention-cards { grid-template-columns: 1fr; }
  .cs-featured { padding: 72px 32px; }
  .cs-featured-light { padding: 72px 32px; }
  .cs-featured-light .cs-featured-inner { grid-template-columns: 1fr; direction: ltr; }
  .cs-featured-inner { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .results-grid { grid-template-columns: 1fr; }
  .result-cell.full-width { grid-column: 1; }
  .cs-detail-hero h1 { font-size: 40px; }
  .cs-hero-meta { gap: 24px; }
  .cs-featured-metrics { flex-wrap: wrap; gap: 24px; }
}

/* ==============================
   CORE VALUES PAGE
   ============================== */
.value-full {
  padding: 120px 64px;
  border-bottom: 1px solid var(--gray-200);
}
.value-full:nth-child(even) { background: var(--gray-100); }
.value-full-inner { max-width: 1280px; margin: 0 auto; }
.vf-num {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 40px;
}
.value-full-inner h2 {
  font-size: clamp(56px, 7vw, 104px);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.93;
  margin-bottom: 48px;
  max-width: 960px;
}
.value-full-inner p {
  font-size: 18px;
  line-height: 1.8;
  color: var(--gray-600);
  max-width: 680px;
}
.vf-img {
  width: 100%;
  max-width: 560px;
  aspect-ratio: 16/9;
  margin-top: 56px;
}

/* ==============================
   CONTACT PAGE
   ============================== */
.contact-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100vh - 72px);
}
.contact-left {
  background: var(--black);
  color: var(--white);
  padding: 96px 64px;
  display: flex;
  flex-direction: column;
}
.contact-left h1 {
  font-size: clamp(56px, 6.5vw, 96px);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 0.92;
  margin-bottom: 40px;
}
.contact-left-sub {
  font-size: 16px;
  color: #666;
  line-height: 1.75;
  max-width: 380px;
  margin-bottom: auto;
}
.contact-details { margin-top: 80px; }
.cd-item { margin-bottom: 36px; }
.cd-lbl {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #444;
  margin-bottom: 8px;
}
.cd-val { font-size: 15px; color: #888; }
.cd-val a { transition: color 0.2s; }
.cd-val a:hover { color: var(--white); }

.contact-right {
  padding: 96px 64px;
  background: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.contact-form-wrap { max-width: 480px; }
.contact-form-title {
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 56px;
}
.form-group { margin-bottom: 36px; }
.form-lbl {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-600);
  margin-bottom: 12px;
}
.form-input,
.form-textarea {
  width: 100%;
  border: none;
  border-bottom: 1.5px solid var(--gray-200);
  padding: 12px 0;
  font-family: var(--font);
  font-size: 16px;
  font-weight: 500;
  color: var(--black);
  background: transparent;
  outline: none;
  border-radius: 0;
  -webkit-appearance: none;
  transition: border-color 0.2s;
}
.form-input:focus,
.form-textarea:focus { border-color: var(--black); }
.form-textarea { resize: none; min-height: 120px; line-height: 1.6; }
.form-submit { width: 100%; padding: 20px; font-size: 12px; letter-spacing: 0.14em; }
.form-msg {
  display: none;
  margin-top: 20px;
  font-size: 14px;
  color: var(--gray-600);
  font-style: italic;
}

/* ==============================
   RESPONSIVE
   ============================== */
@media (max-width: 1100px) {
  .site-nav { padding: 0 32px; }
  .hero { padding: 80px 32px; }
  section { padding: 80px 32px; }
  .what-we-do { padding: 80px 32px; }
  .why-sna { padding: 80px 32px; }
  .case-preview { padding: 80px 32px; }
  .final-cta { padding: 120px 32px; }
  .motto-band { padding: 56px 32px; }
  footer { padding: 64px 32px 40px; }
  .page-hero { padding: 96px 32px 72px; }
  .page-hero-about .page-hero-inner { grid-template-columns: 1fr; }
  .page-hero-img-wrap { display: none; }
  .hero-content { padding-left: 0; }
  .cs-section { padding: 80px 32px; }
  .about-mission { padding: 80px 32px; }
  .about-values { padding: 80px 32px; }
  .value-full { padding: 80px 32px; }
  .contact-left { padding: 64px 32px; }
  .contact-right { padding: 64px 32px; }

  .hero { padding: 80px 32px; }

  .services-grid { grid-template-columns: 1fr; }
  .case-cards { grid-template-columns: 1fr 1fr; }

  .cs-inner { grid-template-columns: 1fr; gap: 48px; }
  .cs-inner.flip { direction: ltr; }

  .about-mission-inner { grid-template-columns: 1fr; }
  .about-mission-img { display: none; }

  .value-row { grid-template-columns: 80px 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 32px;
    border-bottom: 1px solid var(--gray-200);
    gap: 28px;
    z-index: 999;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
  }
  .nav-links.open { display: flex; }
  .nav-links li a.nav-btn { align-self: flex-start; }
  .hamburger { display: flex; }

  .hero {
    min-height: 65vh;
    padding: 80px 32px 64px;
    align-items: flex-start;
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 85% center;
    filter: grayscale(100%) contrast(1.1) brightness(0.4);
  }
  .hero-content {
    background: transparent;
    padding: 0;
    order: unset;
    flex: unset;
    justify-content: unset;
    display: block;
  }
  .hero-h1 { font-size: clamp(44px, 12vw, 72px); }

  .case-cards { grid-template-columns: 1fr; }
  .case-preview-hdr { flex-direction: column; align-items: flex-start; gap: 32px; }
  .statement-item { grid-template-columns: 1fr; gap: 12px; }
  .stmt-idx { display: none; }
  .contact-split { grid-template-columns: 1fr; }
  .contact-details { margin-top: 48px; }
  .value-row { grid-template-columns: 1fr; gap: 12px; }
  .value-idx { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .cs-inner { grid-template-columns: 1fr; gap: 40px; }
}