/* ==========================================================================
   RecessD — design tokens
   ========================================================================== */
:root {
  --color-bg: #f2f2f3;
  --color-text: #1d1f20;
  --color-divider: rgba(29, 31, 32, 0.14);

  --color-accent: #0a6d18;
  --color-accent-100: #e9f7ea;
  --color-accent-200: #c8ecca;
  --color-accent-300: #93da99;
  --color-accent-400: #45c152;
  --color-accent-500: #0ead26;
  --color-accent-600: #0c8a1c;
  --color-accent-700: #0a6d18;
  --color-accent-800: #1a4d12;
  --color-accent-900: #163407;

  --font-heading: "Barlow Condensed", sans-serif;
  --font-body: "Barlow", sans-serif;

  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* ==========================================================================
   Reset & base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  text-wrap: pretty;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.05;
  margin: 0;
}

p { margin: 0; }

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

a {
  color: var(--color-accent);
  text-decoration: none;
}
a:hover { color: var(--color-accent-700); }

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

.muted-64 { color: color-mix(in srgb, var(--color-text) 64%, transparent); }
.muted-60 { color: color-mix(in srgb, var(--color-text) 60%, transparent); }
.muted-58 { color: color-mix(in srgb, var(--color-text) 58%, transparent); }
.muted-55 { color: color-mix(in srgb, var(--color-text) 55%, transparent); }
.muted-52 { color: color-mix(in srgb, var(--color-text) 52%, transparent); }
.muted-50 { color: color-mix(in srgb, var(--color-text) 50%, transparent); }
.muted-48 { color: color-mix(in srgb, var(--color-text) 48%, transparent); }

/* ==========================================================================
   Layout helpers
   ========================================================================== */
.wrap { min-height: 100vh; display: flex; flex-direction: column; }

.container { margin: 0 auto; padding-inline: clamp(20px, 5vw, 64px); }
.container-1200 { max-width: 1200px; }
.container-1120 { max-width: 1120px; }
.container-1080 { max-width: 1080px; }
.container-820  { max-width: 820px; }

.section { padding-block: clamp(56px, 8vw, 110px); }
.section-lg { padding-block: clamp(72px, 12vw, 150px); }

.kicker {
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-accent-700);
  margin: 0 0 20px;
}
.kicker-sm {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-accent-700);
  margin: 0 0 8px;
}

.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(16px, 2.5vw, 28px);
}
.grid-cards-wide {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(24px, 3vw, 40px);
}

/* ==========================================================================
   Header / nav
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--color-bg) 80%, transparent);
  border-bottom: 1px solid var(--color-divider);
}

.nav {
  max-width: 1200px;
  margin: 0 auto;
  height: 64px;
  padding-inline: clamp(20px, 5vw, 64px);
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 34px);
}

.nav-brand {
  display: flex;
  align-items: center;
  color: inherit;
  text-decoration: none;
  margin-right: auto;
}
.nav-brand img { height: 26px; width: auto; display: block; }

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 34px);
}

.nav-link {
  font-size: 15px;
  color: inherit;
  white-space: nowrap;
}
.nav-link.is-current { color: var(--color-accent); }
.nav-link.btn { margin-left: 0; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 30px;
  padding: 0;
  position: relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  height: 1.5px;
  background: var(--color-text);
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}
.nav-toggle span { top: 14px; }
.nav-toggle span::before { top: -8px; }
.nav-toggle span::after { top: 8px; }
.nav-toggle.is-open span { background: transparent; }
.nav-toggle.is-open span::before { transform: translateY(8px) rotate(45deg); }
.nav-toggle.is-open span::after { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 720px) {
  .nav-toggle { display: block; order: 3; }
  .nav-links {
    display: none;
    order: 4;
    flex-basis: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding: 20px 0 26px;
    border-top: 1px solid var(--color-divider);
    margin-top: 14px;
  }
  .nav-links.is-open { display: flex; }
  .nav-links .btn { margin-top: 6px; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--color-divider); }

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(40px, 5vw, 64px) clamp(20px, 5vw, 64px);
  display: flex;
  flex-wrap: wrap;
  gap: 28px 48px;
  align-items: flex-start;
  justify-content: space-between;
}

.footer-brand {
  display: block;
  margin: 0 0 12px;
}
.footer-brand img { height: 28px; width: auto; display: block; }
.footer-tagline { font-size: 14px; max-width: 34ch; margin: 0; }

.footer-columns { display: flex; gap: clamp(32px, 6vw, 72px); flex-wrap: wrap; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col-label {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.footer-col a { font-size: 14px; color: var(--color-text); }
.footer-col a:hover { color: var(--color-accent); }

.footer-legal {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 64px) 40px;
  font-size: 13px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding-inline: 22px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  border-radius: 0;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-bg);
}
.btn-primary:hover { background: var(--color-accent-600); border-color: var(--color-accent-600); color: var(--color-bg); }

.btn-secondary {
  background: transparent;
  border-color: var(--color-divider);
  color: var(--color-text);
}
.btn-secondary:hover { border-color: var(--color-accent); color: var(--color-accent); }

.btn-block { width: 100%; min-height: 46px; font-size: 16px; }

.btn-lg { min-height: 48px; padding-inline: 28px; font-size: 16px; }

/* dark-section button variants */
.on-dark .btn-primary {
  background: var(--color-accent-500);
  border-color: var(--color-accent-500);
  color: var(--color-accent-900);
}
.on-dark .btn-primary:hover { background: var(--color-accent-400); border-color: var(--color-accent-400); }
.on-dark .btn-secondary {
  color: var(--color-bg);
  border-color: color-mix(in srgb, var(--color-bg) 40%, transparent);
}
.on-dark .btn-secondary:hover { border-color: var(--color-bg); }

/* ==========================================================================
   Blueprint frame (signature visual)
   ========================================================================== */
.blueprint {
  position: relative;
  border: 1px solid var(--color-divider);
}

.corner { position: absolute; width: 10px; height: 10px; pointer-events: none; }
.corner::before, .corner::after { content: ""; position: absolute; background: var(--color-accent); }
.corner::before { width: 100%; height: 1px; top: 50%; left: 0; transform: translateY(-50%); }
.corner::after  { width: 1px; height: 100%; left: 50%; top: 0; transform: translateX(-50%); }
.corner.tl { top: -5px; left: -5px; }
.corner.tr { top: -5px; right: -5px; }
.corner.bl { bottom: -5px; left: -5px; }
.corner.br { bottom: -5px; right: -5px; }

/* ==========================================================================
   Photo placeholder / duotone treatment
   ========================================================================== */
.figure-photo {
  position: relative;
  overflow: hidden;
  background: var(--color-accent-100);
}
.figure-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.figure-photo .placeholder-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 16px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-accent-800);
  background:
    repeating-linear-gradient(45deg, transparent, transparent 9px, color-mix(in srgb, var(--color-accent) 8%, transparent) 9px, color-mix(in srgb, var(--color-accent) 8%, transparent) 10px);
}
.figure-photo:has(img) .placeholder-label { display: none; }

/* ==========================================================================
   Logo strip
   ========================================================================== */
.logo-strip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: clamp(20px, 4vw, 56px);
  align-items: center;
  justify-items: center;
  max-width: 960px;
  margin: 0 auto;
}
.logo-slot {
  width: 100%;
  max-width: 150px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.72;
  transition: opacity .2s ease;
}
.logo-slot:hover { opacity: 1; }
.logo-slot img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* ==========================================================================
   Cards / icon blocks
   ========================================================================== */
.card { padding: clamp(28px, 3vw, 40px); }
.card-icon { color: var(--color-accent); display: block; margin-bottom: 22px; }
.card h3 { font-size: 22px; margin: 0 0 10px; }
.card-body { font-size: 15px; line-height: 1.6; }

/* ==========================================================================
   Stat numerals
   ========================================================================== */
.stat-number {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 0.95;
  letter-spacing: -0.02em;
  font-feature-settings: 'tnum' 1;
  color: var(--color-accent);
}
.stat-caption { font-size: 14px; margin: 12px 0 0; }

/* ==========================================================================
   Dark / accent-900 sections
   ========================================================================== */
.section-dark {
  background: var(--color-accent-900);
  color: var(--color-bg);
}
.section-dark .kicker { color: color-mix(in srgb, var(--color-bg) 70%, transparent); }
.section-dark .stat-number { color: var(--color-accent-500); }
.section-dark p.lead { color: color-mix(in srgb, var(--color-bg) 74%, transparent); }
.section-dark .divider-top { border-top: 1px solid color-mix(in srgb, var(--color-bg) 24%, transparent); }

/* ==========================================================================
   Tech-stack tinted band
   ========================================================================== */
.section-tinted {
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  background: color-mix(in srgb, var(--color-accent) 4%, transparent);
}

.tech-stack-connector {
  display: flex;
  justify-content: center;
  color: var(--color-accent);
  opacity: 0.6;
}

/* ==========================================================================
   Form fields
   ========================================================================== */
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 13px; font-weight: 600; }
.input {
  font-family: var(--font-body);
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--color-divider);
  background: var(--color-bg);
  color: var(--color-text);
  border-radius: 0;
}
.input:focus { outline: 2px solid var(--color-accent); outline-offset: 1px; }
textarea.input { min-height: 120px; resize: vertical; font-family: var(--font-body); }

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
[data-reveal].is-revealed { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ==========================================================================
   Utility text sizes
   ========================================================================== */
.lead {
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.55;
}
.eyebrow-line {
  text-align: center;
  font-size: 14px;
  letter-spacing: 0.02em;
  margin: 0 0 36px;
}

@media (max-width: 640px) {
  .btn { min-height: 46px; }
}

/* ==========================================================================
   Case study detail pages
   ========================================================================== */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
}

.detail-list {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.detail-list li {
  font-size: 15px;
  line-height: 1.6;
  color: color-mix(in srgb, var(--color-text) 66%, transparent);
}

.quote-block {
  border-left: 3px solid var(--color-accent);
  padding-left: clamp(20px, 3vw, 32px);
  margin: 0;
}
.quote-block p {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.3;
  margin: 0 0 14px;
}
.quote-block cite {
  font-style: normal;
  font-size: 14px;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
}

/* ==========================================================================
   Nav dropdown (Products)
   ========================================================================== */
.nav-dropdown { position: relative; }

.nav-dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  padding: 0;
  font-family: var(--font-body);
  font-size: 15px;
  color: inherit;
  cursor: pointer;
}
.nav-dropdown-toggle.is-current { color: var(--color-accent); }

.nav-caret { transition: transform .2s var(--ease); flex-shrink: 0; }
.nav-dropdown.is-open .nav-caret { transform: rotate(180deg); }

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 18px);
  left: 0;
  min-width: 170px;
  margin: 0;
  padding: 6px;
  display: none;
  flex-direction: column;
  background: var(--color-bg);
  border: 1px solid var(--color-divider);
  z-index: 60;
}
.nav-dropdown.is-open .nav-dropdown-menu { display: flex; }

.nav-dropdown-menu a {
  padding: 10px 12px;
  font-size: 14px;
  color: var(--color-text);
  text-decoration: none;
  white-space: nowrap;
}
.nav-dropdown-menu a:hover,
.nav-dropdown-menu a.is-current { color: var(--color-accent); }

@media (max-width: 720px) {
  .nav-dropdown-menu {
    position: static;
    border: none;
    padding: 2px 0 2px 14px;
  }
}

/* ==========================================================================
   Use case cards
   ========================================================================== */
.use-case-card { padding: clamp(24px, 3vw, 32px); }
.use-case-icon { color: var(--color-accent); display: block; margin-bottom: 18px; }
.use-case-card h3 { font-size: 19px; margin: 0 0 10px; }
.use-case-card p { font-size: 14px; line-height: 1.6; margin: 0; }