@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,600&family=JetBrains+Mono:wght@300;400;500&family=Syne:wght@400;500;600;700;800&display=swap');

/* ═══════════════════════════════════════════════════════════════
   DESIGN SYSTEM
═══════════════════════════════════════════════════════════════ */

:root {
  /* Palette */
  --bg:          #0d0d15;
  --bg-surface:  #12121c;
  --bg-card:     #17171f;
  --bg-card-h:   #1c1c26;
  --border:      rgba(255, 255, 255, 0.09);
  --border-h:    rgba(78, 240, 200, 0.22);

  /* Type */
  --text-1:      #edeae2;
  --text-2:      #b2b2c4;
  --text-3:      #72727f;

  /* Accent — use sparingly */
  --accent:      #4ef0c8;
  --accent-dim:  rgba(78, 240, 200, 0.09);
  --accent-glow: rgba(78, 240, 200, 0.18);

  /* Fonts */
  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;
  --font-sans:    'Syne', system-ui, sans-serif;

  /* Space */
  --max-w:       1440px;
  --gutter:      clamp(1.5rem, 5vw, 5rem);
  --section-pad: clamp(4rem, 6vw, 6.5rem);

  /* Motion */
  --ease-expo:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-quart:  cubic-bezier(0.76, 0, 0.24, 1);
  --dur-fast:    180ms;
  --dur-med:     380ms;
  --dur-slow:    640ms;

  /* Nav scroll overlay (theme-aware) */
  --bg-nav-scrolled: rgba(7, 7, 12, 0.88);
}

/* ═══════════════════════════════════════════════════════════════
   LIGHT THEME
═══════════════════════════════════════════════════════════════ */

html[data-theme="light"] {
  --bg:              #f2efe8;
  --bg-surface:      #e8e5de;
  --bg-card:         #eae7e0;
  --bg-card-h:       #dedad2;
  --border:          rgba(0, 0, 0, 0.11);
  --border-h:        rgba(11, 158, 120, 0.28);

  --text-1:          #0f0e14;
  --text-2:          #363650;
  --text-3:          #7e7e98;

  --accent:          #0b9e78;
  --accent-dim:      rgba(11, 158, 120, 0.08);
  --accent-glow:     rgba(11, 158, 120, 0.20);

  --bg-nav-scrolled: rgba(245, 242, 236, 0.92);
}

/* Noise overlay: multiply blends into light bg */
html[data-theme="light"] body::after {
  mix-blend-mode: multiply;
  opacity: 0.045;
}

/* Btn-primary hover fill needs to be dark on light bg */
html[data-theme="light"] .btn-primary::before {
  background: #0f0e14;
}

/* Smooth theme transition (active only during switch) */
.theme-transitioning,
.theme-transitioning *,
.theme-transitioning *::before,
.theme-transitioning *::after {
  transition:
    background-color 380ms var(--ease-quart),
    border-color     380ms var(--ease-quart),
    color            380ms var(--ease-quart),
    box-shadow       380ms var(--ease-quart) !important;
}

/* ═══════════════════════════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════════════════════════ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
  font-size: 17px;
}

body {
  background: var(--bg);
  color: var(--text-1);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Noise texture overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.022;
  pointer-events: none;
  z-index: 9990;
  mix-blend-mode: screen;
}

img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
hr {
  border: none;
  border-top: 1px solid var(--border);
}

/* ═══════════════════════════════════════════════════════════════
   TYPOGRAPHY
═══════════════════════════════════════════════════════════════ */

.t-display {
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.01em;
}

.t-display-hero {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(3.8rem, 8vw, 8.5rem);
  line-height: 1.0;
  letter-spacing: -0.02em;
}

.t-display-section {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.8rem, 5.5vw, 5.5rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
}

.t-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
}

.t-label-muted {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--text-2);
  text-transform: uppercase;
}

.t-body-lg {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  line-height: 1.78;
  color: var(--text-2);
}

.t-body {
  font-size: 1rem;
  line-height: 1.78;
  color: var(--text-2);
}

.t-body strong {
  font-weight: 600;
  color: var(--text-1);
}

/* ═══════════════════════════════════════════════════════════════
   LAYOUT UTILITIES
═══════════════════════════════════════════════════════════════ */

.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: var(--section-pad);
  position: relative;
}

.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: var(--gutter);
  right: var(--gutter);
  height: 1px;
  background: var(--border);
}

/* Background change is already a separator — no need for double border */
.section--alt::before,
.section--alt + .section::before {
  display: none;
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

/* ═══════════════════════════════════════════════════════════════
   SCROLL REVEAL
═══════════════════════════════════════════════════════════════ */

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity var(--dur-slow) var(--ease-expo),
    transform var(--dur-slow) var(--ease-expo);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-delay="1"] { transition-delay: 80ms; }
[data-reveal-delay="2"] { transition-delay: 160ms; }
[data-reveal-delay="3"] { transition-delay: 240ms; }
[data-reveal-delay="4"] { transition-delay: 320ms; }
[data-reveal-delay="5"] { transition-delay: 400ms; }
[data-reveal-delay="6"] { transition-delay: 480ms; }

/* ═══════════════════════════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════════════════════════ */

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding-block: 1.25rem;
  transition: padding var(--dur-med) var(--ease-quart),
              background var(--dur-med) var(--ease-quart),
              border-color var(--dur-med) var(--ease-quart);
  border-bottom: 1px solid transparent;
}

.site-nav.scrolled {
  padding-block: 0.9rem;
  background: var(--bg-nav-scrolled);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom-color: var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text-1);
  letter-spacing: -0.02em;
  transition: color var(--dur-fast);
}

.nav-logo span {
  color: var(--accent);
}

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

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-2);
  position: relative;
  transition: color var(--dur-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--dur-med) var(--ease-expo);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-1);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.lang-switch {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  transition: color var(--dur-fast), border-color var(--dur-fast);
}

.lang-switch:hover {
  color: var(--text-1);
  border-color: var(--text-2);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 0.75rem 1.5rem;
  border: 1px solid;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
  transition: color var(--dur-fast), border-color var(--dur-fast);
  z-index: 0;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-101%);
  transition: transform var(--dur-med) var(--ease-expo);
  z-index: -1;
}

.btn:hover::before {
  transform: translateX(0);
}

.btn-primary {
  color: var(--bg);
  border-color: var(--accent);
  background: var(--accent);
}

.btn-primary::before {
  background: #fff;
}

.btn-primary:hover {
  color: var(--bg);
}

.btn-ghost {
  color: var(--text-1);
  border-color: var(--border);
}

.btn-ghost::before {
  background: var(--bg-card);
}

.btn-ghost:hover {
  border-color: var(--text-2);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.65rem;
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  color: var(--text-2);
  flex-shrink: 0;
  transition: color var(--dur-fast), transform var(--dur-med) var(--ease-expo);
}

.theme-toggle:hover {
  color: var(--text-1);
  transform: rotate(20deg);
}

.theme-icon { display: block; }
.theme-icon-moon { display: none; }

html[data-theme="light"] .theme-icon-sun  { display: none; }
html[data-theme="light"] .theme-icon-moon { display: block; }

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--text-1);
  transition: transform var(--dur-med) var(--ease-expo),
              opacity var(--dur-fast);
}

/* ═══════════════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════════════ */

.hero {
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  padding-top: 6rem;
  padding-bottom: 4rem;
  position: relative;
  overflow: hidden;
}

/* Horizontal rule at bottom */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--gutter);
  right: var(--gutter);
  height: 1px;
  background: var(--border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  max-width: 860px;
}

.hero-label {
  margin-bottom: 2.5rem;
}

.hero-headline {
  margin-bottom: 2rem;
}

.hero-headline em {
  font-style: italic;
  color: var(--text-2);
}

.hero-sub {
  max-width: 520px;
  margin-bottom: 3rem;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* 41 Dots visual */
.hero-visual {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1rem;
}

.dots-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 10px;
  padding: 1rem;
}

.dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--text-3);
  transition: background 0.4s var(--ease-expo),
              box-shadow 0.4s var(--ease-expo),
              transform 0.4s var(--ease-expo);
}

.dot.lit {
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  transform: scale(1.3);
}

.dots-caption {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-align: right;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.scroll-indicator span {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-3);
  writing-mode: vertical-rl;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--text-3), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(0.6); }
}

/* ═══════════════════════════════════════════════════════════════
   SECTION HEADER
═══════════════════════════════════════════════════════════════ */

.section-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: end;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.section-header-full {
  max-width: 680px;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.section-label {
  margin-bottom: 1rem;
}

/* ═══════════════════════════════════════════════════════════════
   VALUE PROPOSITION
═══════════════════════════════════════════════════════════════ */

.value-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.value-card {
  background: var(--bg);
  padding: clamp(1.75rem, 3vw, 2.75rem);
  position: relative;
  transition: background var(--dur-fast);
}

.value-card:hover {
  background: var(--bg-card);
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--dur-slow) var(--ease-expo);
}

.value-card:hover::before {
  width: 100%;
}

.value-card-number {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-3);
  letter-spacing: 0.1em;
  margin-bottom: 2rem;
}

.value-card-question {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  color: var(--text-1);
}

/* ═══════════════════════════════════════════════════════════════
   SERVICES
═══════════════════════════════════════════════════════════════ */

.services-tiers {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.service-tier {
  display: grid;
  grid-template-columns: minmax(200px, 280px) 1fr 1fr;
  gap: 0;
  background: var(--bg);
  transition: background var(--dur-fast);
  position: relative;
  overflow: hidden;
}

.service-tier::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform var(--dur-slow) var(--ease-expo);
}

.service-tier:hover {
  background: var(--bg-card);
}

.service-tier:hover::after {
  transform: scaleY(1);
}

.service-tier-meta {
  padding: clamp(1.75rem, 2.5vw, 2.5rem) clamp(2rem, 3vw, 3rem);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
}

.service-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.service-name {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.5vw, 1.5rem);
  font-weight: 300;
  color: var(--text-1);
  line-height: 1.15;
}

.service-tier-main {
  padding: clamp(1.75rem, 2.5vw, 2.5rem);
  border-right: 1px solid var(--border);
}

.service-headline {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.8vw, 1.55rem);
  font-weight: 400;
  color: var(--text-1);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.service-tier-deliverables {
  padding: clamp(1.75rem, 2.5vw, 2.5rem);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.deliverables-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.deliverables-list {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-2);
  line-height: 1.9;
}

/* ═══════════════════════════════════════════════════════════════
   AUTHORITY
═══════════════════════════════════════════════════════════════ */

.authority-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.stat-cell {
  background: var(--bg);
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 5rem);
  font-weight: 300;
  line-height: 1;
  color: var(--text-1);
  margin-bottom: 0.75rem;
}

.stat-number sup {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--accent);
  vertical-align: super;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-2);
  line-height: 1.5;
}

/* FAQ / Method */
.method-block {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.method-headline {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 2.5rem;
}

.method-item {
  padding-left: 1.5rem;
  border-left: 1px solid var(--border);
  transition: border-color var(--dur-med);
}

.method-item:hover {
  border-color: var(--accent);
}

.method-q {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  font-weight: 400;
  color: var(--text-1);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

/* ═══════════════════════════════════════════════════════════════
   CTA SECTION
═══════════════════════════════════════════════════════════════ */

.cta-section {
  background: var(--bg-surface);
  text-align: center;
}

.cta-inner {
  max-width: 680px;
  margin-inline: auto;
}

.cta-headline {
  margin-bottom: 1.5rem;
}

.cta-sub {
  margin-bottom: 3rem;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.cta-email {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color var(--dur-fast), border-color var(--dur-fast);
}

.cta-email:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.cta-disclaimer {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-3);
  letter-spacing: 0.06em;
}

/* ═══════════════════════════════════════════════════════════════
   BLOG PREVIEW (on landing page)
═══════════════════════════════════════════════════════════════ */

.blog-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.blog-card {
  background: var(--bg);
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
  display: flex;
  flex-direction: column;
  transition: background var(--dur-fast);
}

.blog-card:hover {
  background: var(--bg-card);
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.blog-card-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.blog-card-date {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-3);
  letter-spacing: 0.06em;
}

.blog-card-title {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.8vw, 1.45rem);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 1rem;
  flex: 1;
  transition: color var(--dur-fast);
}

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

.blog-card-read {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color var(--dur-fast);
}

.blog-card-read::after {
  content: '→';
  transition: transform var(--dur-med) var(--ease-expo);
}

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

.blog-card:hover .blog-card-read::after {
  transform: translateX(4px);
}

/* ═══════════════════════════════════════════════════════════════
   BLOG INDEX
═══════════════════════════════════════════════════════════════ */

.blog-index-header {
  padding-top: 8rem;
  padding-bottom: var(--section-pad);
  border-bottom: 1px solid var(--border);
}

.blog-posts-list {
  display: flex;
  flex-direction: column;
}

.blog-post-row {
  display: grid;
  grid-template-columns: 100px 1fr auto;
  gap: 3rem;
  align-items: baseline;
  padding-block: 2rem;
  padding-inline: clamp(1.25rem, 2vw, 1.75rem);
  border-bottom: 1px solid var(--border);
  transition: background var(--dur-fast);
}

.blog-post-row:hover {
  background: var(--bg-card);
}

.blog-post-row:hover .post-row-title {
  color: var(--accent);
}

.post-row-date {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-3);
  letter-spacing: 0.06em;
}

.post-row-title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.65rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--text-1);
  transition: color var(--dur-fast);
}

.post-row-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════════════
   BLOG SINGLE
═══════════════════════════════════════════════════════════════ */

.post-header {
  padding-top: 8rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--border);
  max-width: 760px;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.post-reading-time {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-3);
}

.post-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin-bottom: 1.5rem;
}

.post-excerpt {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  line-height: 1.7;
  color: var(--text-2);
  max-width: 600px;
}

.post-body {
  padding-block: 4rem;
}

.post-content {
  max-width: 680px;
}

.post-content h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.6rem, 2.5vw, 2.25rem);
  line-height: 1.15;
  margin-top: 3.5rem;
  margin-bottom: 1.25rem;
  color: var(--text-1);
}

.post-content h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.2rem, 1.8vw, 1.65rem);
  line-height: 1.2;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--text-1);
}

.post-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-2);
  margin-bottom: 1.5rem;
}

.post-content strong {
  color: var(--text-1);
  font-weight: 600;
}

.post-content em {
  font-style: italic;
  color: var(--text-2);
}

.post-content a {
  color: var(--accent);
  border-bottom: 1px solid var(--accent-dim);
  transition: border-color var(--dur-fast);
}

.post-content a:hover {
  border-color: var(--accent);
}

.post-content ul, .post-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.post-content li {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-2);
  margin-bottom: 0.5rem;
  list-style: disc;
}

.post-content ol li {
  list-style: decimal;
}

.post-content blockquote {
  border-left: 2px solid var(--accent);
  padding-left: 1.5rem;
  margin-block: 2rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-style: italic;
  color: var(--text-1);
  line-height: 1.4;
}

.post-content code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-card);
  color: var(--accent);
  padding: 0.2em 0.45em;
  border-radius: 2px;
}

.post-content pre {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.5rem;
  overflow-x: auto;
  margin-block: 2rem;
}

.post-content pre code {
  background: none;
  padding: 0;
  font-size: 0.875rem;
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════════ */

.site-footer {
  padding-block: 4rem 3rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4rem;
  align-items: start;
  margin-bottom: 4rem;
}

.footer-brand-logo {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--text-1);
  margin-bottom: 0.75rem;
}

.footer-brand-logo span {
  color: var(--accent);
}

.footer-tagline {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-2);
}

.footer-nav-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-link {
  font-size: 0.9rem;
  color: var(--text-2);
  transition: color var(--dur-fast);
}

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

.footer-contact-item {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.6rem;
}

.footer-contact-type {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  min-width: 50px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-3);
  letter-spacing: 0.06em;
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-3);
  transition: color var(--dur-fast);
}

.footer-legal a:hover {
  color: var(--text-2);
}

/* ═══════════════════════════════════════════════════════════════
   BACK LINK
═══════════════════════════════════════════════════════════════ */

.back-link {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-2);
  letter-spacing: 0.08em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color var(--dur-fast);
  margin-bottom: 3rem;
}

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

/* ═══════════════════════════════════════════════════════════════
   CASE STUDY HOMEPAGE CARDS
═══════════════════════════════════════════════════════════════ */

/* Full-width CTA bar spanning meta + content columns */
.cs-case-cta {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem clamp(2rem, 3vw, 3rem);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--text-3);
  border-top: 1px solid var(--border);
  text-decoration: none;
  transition:
    color var(--dur-fast),
    background var(--dur-fast),
    border-color var(--dur-fast);
}

.cs-case-cta:hover {
  color: var(--accent);
  background: var(--accent-dim);
  border-color: var(--border-h);
}

.cs-case-cta-arrow {
  display: inline-block;
  transition: transform var(--dur-med) var(--ease-expo);
}

.cs-case-cta:hover .cs-case-cta-arrow {
  transform: translateX(6px);
}

/* See all CTA — centered below cards */
.cs-see-all {
  display: flex;
  justify-content: center;
  padding-top: clamp(2rem, 3vw, 3rem);
}

/* ═══════════════════════════════════════════════════════════════
   CASE STUDY SINGLE PAGE
═══════════════════════════════════════════════════════════════ */

.cs-single-header {
  padding-top: 8rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid var(--border);
}

.cs-single-eyebrow {
  margin-bottom: 1.5rem;
}

.cs-single-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.5rem, 5.5vw, 5rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--text-1);
  max-width: 960px;
  margin-bottom: 2rem;
}

.cs-single-desc {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  line-height: 1.75;
  color: var(--text-2);
  max-width: 640px;
  margin-bottom: 2rem;
}

.cs-single-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.cs-stack-pill {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  border: 1px solid var(--border);
  padding: 0.3rem 0.7rem;
  border-radius: 2px;
}

/* Two-column grid for Problem + Approach */
.cs-single-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--border);
  border-top: none;
}

.cs-single-panel {
  padding: clamp(2.5rem, 4vw, 4.5rem);
  display: flex;
  flex-direction: column;
}

.cs-single-panel + .cs-single-panel {
  border-left: 1px solid var(--border);
}

.cs-panel-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 1.5rem;
  display: block;
}

.cs-panel-label--accent {
  color: var(--accent);
}

.cs-panel-text {
  font-size: clamp(1rem, 1.3vw, 1.08rem);
  line-height: 1.85;
  color: var(--text-2);
}

.cs-panel-text strong {
  color: var(--text-1);
  font-weight: 600;
}

/* Result: full viewport-width accent block */
.cs-single-result {
  padding: clamp(3rem, 5vw, 5rem) 0;
  background: var(--accent-dim);
  border-top: 1px solid var(--border-h);
  border-bottom: 1px solid var(--border-h);
}

.cs-result-text {
  font-family: var(--font-sans);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  line-height: 1.85;
  color: var(--text-1);
  max-width: 860px;
}

.cs-result-text strong {
  color: var(--accent);
  font-weight: 600;
}

/* Optional extra markdown content */
.cs-single-extra {
  padding-block: clamp(3rem, 5vw, 5rem);
  border-top: 1px solid var(--border);
}

/* Footer */
.cs-single-footer {
  padding-block: 3rem;
  border-top: 1px solid var(--border);
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════ */

@media (max-width: 1100px) {
  .service-tier {
    grid-template-columns: minmax(160px, 220px) 1fr;
  }
  .service-tier-deliverables {
    display: none;
  }
  .authority-layout {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
}

@media (max-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    display: none;
  }
  .hero-ctas {
    justify-content: center;
  }
  .section-header {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .value-cards {
    grid-template-columns: 1fr;
  }
  .service-tier {
    grid-template-columns: 1fr;
  }
  .service-tier-meta {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .service-tier-main {
    border-right: none;
  }
  .blog-preview-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .blog-post-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .post-row-tag { display: none; }
}

@media (max-width: 640px) {
  .nav-actions {
    gap: 0.75rem;
  }
  .nav-actions .btn-sm {
    display: none;
  }
  .scroll-indicator {
    display: none;
  }

  .nav-menu { display: none; }

  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    height: calc(100dvh - 60px);
    background: var(--bg);
    align-items: center;
    justify-content: center;
    gap: 2rem;
    z-index: 1001;
    overflow-y: auto;
  }

  .nav-menu.open .nav-link {
    font-size: 1.1rem;
  }

  .menu-toggle { display: flex; }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .cta-actions {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
  .btn {
    justify-content: center;
  }
}

/* ═══════════════════════════════════════════════════════════════
   UTILITIES
═══════════════════════════════════════════════════════════════ */

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

.accent { color: var(--accent); }
.italic { font-style: italic; }
.mt-label { margin-top: 0.5rem; }

/* Section separator rule */
.rule {
  border: none;
  border-top: 1px solid var(--border);
  margin-block: 0;
}

/* ═══════════════════════════════════════════════════════════════
   WORK / PROJECTS
═══════════════════════════════════════════════════════════════ */

.work-cases {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
}

.work-case {
  display: grid;
  grid-template-columns: 22% 1fr;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.work-case:last-child {
  border-bottom: none;
}

.work-case::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--dur-slow) var(--ease-expo);
}

.work-case:hover::before {
  transform: scaleY(1);
}

/* Meta column */
.work-case-meta {
  padding: clamp(2rem, 3vw, 3rem);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.work-case-num {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 4rem);
  font-weight: 300;
  color: var(--text-3);
  line-height: 1;
  opacity: 0.45;
  display: block;
  margin-bottom: 0.5rem;
  transition: opacity var(--dur-med);
}

.work-case:hover .work-case-num {
  opacity: 0.8;
}

/* Content: 2-col grid + full-width result row */
.work-case-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
}

.work-case-block {
  padding: clamp(2rem, 3vw, 3rem);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  border-bottom: 1px solid var(--border);
}

.work-case-block:first-child {
  border-right: 1px solid var(--border);
}

.work-case-section-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-3);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

/* Result: full-width, typographic statement */
.work-case-result {
  grid-column: 1 / -1;
  padding: clamp(2rem, 3vw, 3rem) clamp(2rem, 3vw, 3rem);
  background: var(--accent-dim);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.5rem, 2vw, 2.5rem);
  align-items: start;
}

.work-case-result .work-case-section-label {
  color: var(--accent);
  padding-top: 0.35em;
}

.work-case-result-text strong {
  font-weight: 600;
  color: var(--accent);
}

.work-case-result-text {
  font-family: var(--font-sans);
  font-size: clamp(0.95rem, 1.4vw, 1.05rem);
  font-weight: 400;
  color: var(--text-1);
  line-height: 1.8;
}

.work-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.work-title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.8vw, 1.5rem);
  font-weight: 300;
  color: var(--text-1);
  line-height: 1.15;
}

.work-stack {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-3);
  letter-spacing: 0.06em;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

/* ═══════════════════════════════════════════════════════════════
   SECTION VARIANT — ALT BACKGROUND
═══════════════════════════════════════════════════════════════ */

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

/* ═══════════════════════════════════════════════════════════════
   PAIN SECTION
═══════════════════════════════════════════════════════════════ */

.pain-header {
  max-width: 640px;
  margin-bottom: clamp(2rem, 3.5vw, 3rem);
}

.pain-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 300;
  font-style: italic;
  color: var(--text-1);
  line-height: 1.15;
  margin: 0.75rem 0 1.25rem;
}

.pain-sub {
  color: var(--text-2);
}

.pain-list {
  list-style: none;
  border-top: 1px solid var(--border);
}

.pain-item {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 2rem;
  align-items: baseline;
  padding: clamp(1.5rem, 3vw, 2.25rem) 0;
  border-bottom: 1px solid var(--border);
  position: relative;
  transition: background var(--dur-fast);
}

.pain-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform var(--dur-slow) var(--ease-expo);
}

.pain-item:hover::before {
  transform: scaleY(1);
}

.pain-item-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-3);
  letter-spacing: 0.1em;
  padding-top: 0.2em;
}

.pain-item-text {
  font-family: var(--font-sans);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: var(--text-1);
  line-height: 1.5;
  font-weight: 400;
}

/* ═══════════════════════════════════════════════════════════════
   SOLUTION SECTION
═══════════════════════════════════════════════════════════════ */

.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: start;
}

.solution-left {
  position: sticky;
  top: clamp(4rem, 6vw, 6rem);
}

.solution-left .t-display-section {
  margin: 0.75rem 0 1.5rem;
}

.solution-right {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

.solution-point {
  padding: clamp(1.25rem, 2.5vw, 2rem) 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.solution-point-title {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-1);
  letter-spacing: 0.01em;
}

/* ═══════════════════════════════════════════════════════════════
   FAQ SECTION
═══════════════════════════════════════════════════════════════ */

.faq-list {
  border-top: 1px solid var(--border);
  margin-top: clamp(1.75rem, 3vw, 2.5rem);
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item summary {
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding: clamp(1.25rem, 2.5vw, 1.75rem) 0;
  font-family: var(--font-sans);
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  font-weight: 500;
  color: var(--text-1);
  cursor: pointer;
  user-select: none;
  transition: color var(--dur-fast);
}

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

.faq-icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 50%;
  position: relative;
  transition: border-color var(--dur-fast), transform var(--dur-med) var(--ease-expo);
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--text-2);
  transition: background var(--dur-fast), transform var(--dur-med) var(--ease-expo);
}

.faq-icon::before {
  width: 8px;
  height: 1px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.faq-icon::after {
  width: 1px;
  height: 8px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: transform var(--dur-med) var(--ease-expo), opacity var(--dur-med);
}

.faq-item[open] .faq-icon {
  border-color: var(--accent);
  transform: rotate(45deg);
}

.faq-item[open] .faq-icon::before,
.faq-item[open] .faq-icon::after {
  background: var(--accent);
}

.faq-answer {
  padding-bottom: clamp(1.25rem, 2.5vw, 1.75rem);
  max-width: 680px;
}

@keyframes faqReveal {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.faq-item[open] .faq-answer {
  animation: faqReveal 0.3s var(--ease-expo) both;
}

/* ═══════════════════════════════════════════════════════════════
   RISK REVERSAL SECTION
═══════════════════════════════════════════════════════════════ */

.risk-box {
  border: 1px solid var(--border);
  padding: clamp(2rem, 3.5vw, 3.5rem);
  max-width: 720px;
  position: relative;
  overflow: hidden;
}

.risk-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
}

.risk-headline {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 300;
  color: var(--text-1);
  line-height: 1.15;
  margin: 0.75rem 0 1.25rem;
}

.risk-sub {
  color: var(--text-2);
  max-width: 520px;
  margin-bottom: 2rem;
}

.risk-actions {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.risk-note {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-3);
  letter-spacing: 0.06em;
}

/* ═══════════════════════════════════════════════════════════════
   ABOUT
═══════════════════════════════════════════════════════════════ */

.about-header {
  max-width: 680px;
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.about-sub {
  margin-top: 1.5rem;
  max-width: 520px;
}

.about-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.about-persons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.person-card {
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
}

.person-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--bg-card-h);
}

.person-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  filter: grayscale(70%) contrast(1.1) brightness(0.95);
  transition: filter var(--dur-slow) var(--ease-expo),
              transform var(--dur-slow) var(--ease-expo);
}

.person-card:hover .person-photo img {
  filter: grayscale(0%) contrast(1.05);
  transform: scale(1.02);
}

.person-info {
  padding: 1rem 1.25rem 1.25rem;
  border-top: 1px solid var(--border);
}

.person-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--text-1);
  line-height: 1.1;
  margin-bottom: 0.3rem;
}

.person-role {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.person-link {
  display: inline-block;
  margin-top: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  transition: opacity var(--dur-base) var(--ease-expo);
}

.person-link:hover {
  opacity: 0.7;
}

.about-text {
  display: flex;
  flex-direction: column;
  padding-top: 0.25rem;
}

.about-not-for {
  margin-top: 3rem;
  padding-left: 1.5rem;
  border-left: 1px solid var(--border);
  transition: border-color var(--dur-med);
}

.about-not-for:hover {
  border-color: var(--accent);
}


/* Sprint responsive */
@media (max-width: 1100px) {
  .sprint-week-cards,
  .sprint-week-cards-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .sprint-hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  /* solution responsive */
  .solution-grid {
    grid-template-columns: 1fr;
  }
  .solution-left {
    position: static;
  }
  /* work responsive */
  .work-case {
    grid-template-columns: 1fr;
  }
  .work-case-meta {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .work-case-result {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  /* about responsive */
  .about-body {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .about-persons {
    max-width: 480px;
  }
}


@media (max-width: 640px) {
  .sprint-steps,
  .sprint-steps-3 {
    grid-template-columns: 1fr;
  }
  .sprint-week-cards,
  .sprint-week-cards-3 {
    grid-template-columns: 1fr;
  }
  .sprint-deliverables-grid {
    grid-template-columns: 1fr;
  }
  .about-persons {
    max-width: 100%;
  }
  .work-case-content {
    grid-template-columns: 1fr;
  }
  .work-case-block:first-child {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .pain-item {
    grid-template-columns: 3rem 1fr;
    gap: 1.25rem;
  }
  .risk-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  /* case study single responsive */
  .cs-single-grid {
    grid-template-columns: 1fr;
  }
  .cs-single-panel + .cs-single-panel {
    border-left: none;
    border-top: 1px solid var(--border);
  }
}