/* ═══════════════════════════════════════════════
   dizrupt — Design System
   Clean, hand-authored CSS. No framework dependencies.
   ═══════════════════════════════════════════════ */


/* ─── Design Tokens ─── */

:root {
  /* Colors */
  --color-bg: #fff;
  --color-surface: #f7f5f2;
  --color-surface-2: #ede9e3;
  --color-primary: #2c4a35;
  --color-primary-hover: #1e3526;
  --color-text: #1a2e20;
  --color-text-muted: #5c7a63;
  --color-text-faint: #9ab5a0;
  --color-border: #d4cfc8;
  --color-accent: #2c4a35;

  /* Typography */
  --font-body: "Arial", system-ui, sans-serif;
  --font-display: "Arial", system-ui, sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-7xl: 4.5rem;

  --leading-tight: 1.1;
  --leading-snug: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;

  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.05em;
  --letter-spacing-wider: 0.08em;
  --letter-spacing-widest: 0.14em;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Motion */
  --ease-primary: cubic-bezier(0.25, 0, 0, 1);
  --ease-subtle: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast: 0.15s;
  --dur-base: 0.3s;
  --dur-slow: 0.5s;
  --dur-entrance: 0.6s;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --section-padding-y: var(--space-24);
  --section-padding-x: var(--space-6);
}

@media (min-width: 768px) {
  :root { --section-padding-x: var(--space-12); }
}
@media (min-width: 1024px) {
  :root { --section-padding-x: var(--space-16); }
}


/* ─── Reset ─── */

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}


/* ─── Typography ─── */

.text-display-xl {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-primary);
}

.text-display-lg {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 300;
  line-height: var(--leading-tight);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-primary);
}

.text-heading {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: var(--leading-snug);
  color: var(--color-primary);
}

.text-body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
}

.text-body-lg {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
}

.text-caption {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--color-text-muted);
}

.text-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--color-text-muted);
}

.section-label {
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}


/* ─── Layout ─── */

.container {
  max-width: var(--max-width);
  padding-left: var(--section-padding-x);
  padding-right: var(--section-padding-x);
  margin-left: auto;
  margin-right: auto;
}

.section {
  padding-top: var(--section-padding-y);
  padding-bottom: var(--section-padding-y);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}


/* ─── Navbar ─── */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-4) var(--section-padding-x);
}

.nav__logo {  
  width: auto;
  height: 3em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: auto;
}

.nav__links-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav__link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  position: relative;
  transition: color var(--dur-base) var(--ease-subtle);
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: var(--space-3);
  width: 0;
  height: 1px;
  background-color: var(--color-primary);
  transition: width var(--dur-base) var(--ease-primary);
}

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

.nav__link:hover::after {
  width: calc(100% - var(--space-6));
}

.nav__separator {
  width: 1px;
  height: 16px;
  background-color: var(--color-border);
}

/* Mobile menu toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  margin-left: auto;
}

.nav__toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-primary);
  transition: transform var(--dur-base) var(--ease-primary),
              opacity var(--dur-fast);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

@media (max-width: 767px) {
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-2) 0;
  }

  .nav__links.is-open {
    display: flex;
  }

  .nav__links-item {
    flex-direction: column;
  }

  .nav__separator {
    display: none;
  }

  .nav__link {
    padding: var(--space-3) var(--section-padding-x);
  }

  .nav__link::after {
    display: none;
  }
}


/* ─── Buttons ─── */

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  padding: var(--space-3) var(--space-8);
  border: none;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-bg);
  transition: background-color var(--dur-fast) var(--ease-subtle);
}

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

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  transition: background-color var(--dur-fast) var(--ease-subtle),
              color var(--dur-fast) var(--ease-subtle);
}

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


/* ─── Cards ─── */

.card-surface {
  background-color: var(--color-surface);
  border-left: 2px solid var(--color-border);
  padding: var(--space-6);
  transition: transform var(--dur-base) var(--ease-primary),
              border-left-color var(--dur-base) var(--ease-subtle);
}

.card-surface:hover {
  border-left-color: var(--color-primary);
  transform: translateY(-2px);
}


/* ─── Bar Motif ─── */

.bar-motif {
  display: flex;
  align-items: flex-end;
  gap: 4px;
}

.bar-motif--vertical {
  flex-direction: row;
}

.bar-motif__bar {
  width: 2px;
  background-color: var(--color-primary);
  opacity: 0.2;
}

.bar-motif__bar--short { height: 24px; }
.bar-motif__bar--tall  { height: 32px; }


/* ─── Hero Watermark ─── */

.hero-watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.035;
  pointer-events: none;
  z-index: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .hero-watermark {
    animation: watermark-rotate 120s linear infinite;
  }
}

@keyframes watermark-rotate {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to   { transform: translate(-50%, -50%) rotate(360deg); }
}


/* ─── Partner Logos ─── */

.partner-logo {
  filter: grayscale(100%);
  opacity: 0.7;
  max-height: 48px;
  width: auto;
  transition: opacity var(--dur-base), filter var(--dur-slow);
}

.partner-logo:hover {
  opacity: 1;
  filter: none;
}

.partner-wall__desc {
  text-align: center;
  margin-bottom: var(--space-8);
}

.partner-wall {
  display: flex;
  flex-wrap: nowrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-8);
}

.partner-wall .partner-logo {
  max-height: 36px;
  flex-shrink: 1;
  min-width: 0;
}

@media (max-width: 767px) {
  .partner-wall {
    flex-wrap: wrap;
    justify-content: center;
  }
}


/* ─── Pull Quote ─── */

.pull-quote {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-style: italic;
  font-weight: 300;
  line-height: var(--leading-snug);
  color: var(--color-primary);
  border-left: 2px solid var(--color-primary);
  padding-left: var(--space-6);
  margin: var(--space-8) 0;
}

@media (min-width: 768px) {
  .pull-quote { font-size: var(--text-3xl); }
}

.pull-quote--centered {
  border-left: none;
  padding-left: 0;
  text-align: center;
  max-width: var(--max-width-narrow);
  margin-left: auto;
  margin-right: auto;
}

.r3to-centered {
  text-align: center;
}

.r3to-centered .section-label {
  margin-bottom: var(--space-4);
}

.r3to-centered .pull-quote-attribution {
  text-align: center;
}

.pull-quote-attribution {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  color: var(--color-text-muted);
  margin-top: var(--space-6);
}


/* ─── Initiative Blocks ─── */

.initiative-block {
  margin-bottom: var(--space-4);
}

.initiative-block__name {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-2);
}

.initiative-block__tagline {
  margin-bottom: var(--space-3);
}

.initiative-block__desc {
  max-width: 640px;
  margin-bottom: var(--space-6);
}

.initiative-block__logos {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin-bottom: var(--space-4);
}

.initiative-block__links {
  display: flex;
  gap: var(--space-6);
  margin-bottom: var(--space-4);
}


/* ─── Proof Cards (events & insights inside initiatives) ─── */

.proof-block {
  margin: var(--space-6) 0;
}

.proof-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  text-decoration: none;
  transition: transform var(--dur-base) var(--ease-primary);
}

.proof-card:hover {
  transform: translateY(-2px);
}

.proof-card__image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 2px;
  filter: grayscale(30%);
  transition: filter var(--dur-slow) var(--ease-subtle);
}

.proof-card:hover .proof-card__image {
  filter: none;
}

.proof-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3) 0;
}

.proof-card__date {
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  color: var(--color-text-faint);
}

.proof-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  line-height: var(--leading-snug);
  color: var(--color-primary);
}

.proof-card__meta {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}


/* ─── Hero Section ─── */

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100vh;
  padding-top: calc(var(--section-padding-y) + 80px);
  overflow: clip visible;
}

@media (max-width: 767px) {
  .hero { min-height: 80vh; }
}

.hero .spine-row {
  align-items: center;
  width: 100%;
}

.hero__sub {
  max-width: 640px;
  margin-top: var(--space-8);
}

.hero__cta {
  margin-top: var(--space-10);
}

.hero__proof {
  margin-top: var(--space-6);
  font-style: italic;
}

.hero__bar {
  margin-top: var(--space-12);
}


/* ─── Full-Width Sections ─── */

.solution-fullwidth {
  position: relative;
  z-index: 4;
  isolation: isolate;
  background-color: var(--color-bg);
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  padding-left: calc(50vw - 50%);
  padding-right: calc(50vw - 50%);
}

.solution-fullwidth::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-color: var(--color-bg);
}

.solution-fullwidth > .container > .section-label,
.solution-fullwidth > .container > .text-body-lg {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.solution-fullwidth > .container > .partner-wall {
  justify-content: center;
}

.solution-intro {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-10);
  text-align: center;
}


/* ─── Spine Layout ─── */

.spine-layout {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
}

.spine-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background-color: var(--color-primary);
  opacity: 0.25;
  pointer-events: none;
  z-index: 1;
  transform: translate(-0.5px);
}

.spine-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  position: relative;
  z-index: 2;
}

.spine-panel--content {
  padding: var(--space-4) var(--space-8);
}

.spine-panel--empty {
  pointer-events: none;
}

.spine-panel--aside {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-8) var(--section-padding-x) var(--space-8) var(--space-12);
}


.spine-row--left .spine-panel--content {
  padding-right: var(--space-12);
  padding-left: var(--section-padding-x);
}

.spine-row--right .spine-panel--content {
  padding-left: var(--space-12);
  padding-right: var(--section-padding-x);
}

.spine-junction {
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 3;
  padding: var(--space-2) 0;
}

.spine-junction .bar-motif {
  background-color: var(--color-bg);
  padding: var(--space-4);
  gap: 5px;
}

.spine-junction .bar-motif__bar {
  opacity: 0.6;
  width: 2px;
}

.spine-junction .bar-motif__bar--short { height: 24px; }
.spine-junction .bar-motif__bar--tall  { height: 36px; }

.spine-layout .section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.spine-layout .hero {
  padding-top: calc(var(--space-16) + 80px);
  padding-bottom: var(--space-16);
}

/* Spine-row content overrides */
.spine-row .initiative-block__desc { max-width: none; }
.spine-row .partner-wall { justify-content: flex-start; gap: var(--space-6); }
.spine-row .pull-quote { border-left: 2px solid var(--color-primary); padding-left: var(--space-6); }


/* ─── Contact CTA ─── */

.contact-cta {
  padding: var(--space-24) 0;
  background-color: var(--color-surface);
}

.contact-cta__inner {
  text-align: center;
}

.contact-cta__sub {
  max-width: 480px;
  margin: var(--space-4) auto var(--space-10);
}

.contact-cta__actions {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}


/* ─── Footer ─── */

.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) 0;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  text-align: center;
}

.footer__tagline {
  color: var(--color-text-muted);
  font-style: italic;
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-6);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--dur-base) var(--ease-subtle);
}

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

.footer__copyright {
  color: var(--color-text-faint);
}


/* ─── Animations removed — all content visible by default ─── */

/* ─── Mobile Responsive ─── */

@media (max-width: 767px) {

  .spine-line {
    left: 0;
    width: 3px;
    opacity: 0.15;
    transform: none;
  }

  .spine-row {
    display: block;
  }

  .spine-panel--empty {
    display: none;
  }

  .spine-panel--aside {
    padding: var(--space-4) var(--section-padding-x);
    padding-left: calc(var(--section-padding-x) + var(--space-6));
  }

  .spine-panel--content {
    padding: var(--space-4) var(--section-padding-x);
    padding-left: calc(var(--section-padding-x) + var(--space-6));
  }

  .spine-row--left .spine-panel--content,
  .spine-row--right .spine-panel--content {
    padding-left: calc(var(--section-padding-x) + var(--space-6));
    padding-right: var(--section-padding-x);
  }

  .spine-junction {
    justify-content: flex-start;
    padding-left: 0;
  }

  .spine-junction .bar-motif {
    margin-left: -4px;
  }

  .hero .spine-row {
    min-height: auto;
  }
}