/* ==========================================================================
   Eclipse Digital Assets — Marketing site
   Custom grid, editorial/research aesthetic
   ========================================================================== */

:root {
  /* Palette — from Eclipse logo: yellow-gold gradient + black outline */
  --color-bg: #faf9f6;
  --color-bg-alt: #f5f3ee;
  --color-bg-warm: #fdfbf7;
  --color-ink: #0d0d0d;
  --color-graphite: #2d2d2d;
  --color-muted: #5c5c5c;
  --color-border: #e0ddd6;
  --color-gold: #c9a227;
  --color-gold-light: #e6c44a;
  --color-gold-dark: #b8860b;
  --color-accent: #c9a227;
  --color-accent-soft: rgba(201, 162, 39, 0.12);
  --color-accent-border: rgba(201, 162, 39, 0.4);
  --color-accent-muted: #9a7b1a;
  --color-gold-tint: rgba(230, 196, 74, 0.08);
  --gradient-gold: linear-gradient(135deg, var(--color-gold-light) 0%, var(--color-gold) 50%, var(--color-gold-dark) 100%);
  --gradient-gold-subtle: linear-gradient(160deg, rgba(230, 196, 74, 0.06) 0%, transparent 50%);

  /* Typography */
  --font-sans: "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", "Source Code Pro", monospace;

  /* Scale */
  --space-xxs: 0.25rem;
  --space-xs: 0.5rem;
  --space-s: 1rem;
  --space-m: 1.5rem;
  --space-l: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  --space-xxxl: 6rem;

  --text-xs: 0.75rem;
  --text-s: 0.875rem;
  --text-m: 1rem;
  --text-l: 1.25rem;
  --text-xl: 1.5rem;
  --text-xxl: 2rem;
  --text-hero: clamp(2.5rem, 5vw, 3.5rem);

  --line-tight: 1.25;
  --line-body: 1.5;
  --line-loose: 1.65;

  /* Layout */
  --nav-rail-width: 11rem;
  --content-max: 52rem;
  --content-wide: 72rem;

  /* Motion */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 0.35s;
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --duration: 0.01s;
  }
}

/* Base
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-m);
  line-height: var(--line-body);
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-s);
  z-index: 100;
  padding: var(--space-s) var(--space-m);
  background: var(--color-ink);
  color: var(--color-bg);
  text-decoration: none;
  font-size: var(--text-s);
  border-radius: 2px;
  transition: top var(--duration) var(--ease-out);
}

.skip-link:focus {
  top: var(--space-s);
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

a {
  color: var(--color-ink);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--color-accent-muted);
}

h1, h2, h3 {
  line-height: var(--line-tight);
  font-weight: 600;
}

/* Nav rail (desktop: left; mobile: top bar)
   ========================================================================== */

.nav-rail {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  width: var(--nav-rail-width);
  min-height: 100vh;
  padding: var(--space-l) var(--space-m);
  background: var(--color-bg);
  border-right: 2px solid var(--color-ink);
}

.nav-rail__brand {
  margin-bottom: var(--space-xl);
}

.nav-rail__logo {
  display: block;
  text-decoration: none;
  line-height: 0;
}

.nav-rail__logo img {
  display: block;
  width: 64px;
  height: 64px;
  object-fit: contain;
  border-radius: 4px;
}

.nav-rail__logo:hover img {
  opacity: 0.9;
}

.nav-rail__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-xxs);
}

.nav-rail__link {
  font-size: var(--text-s);
  text-decoration: none;
  color: var(--color-muted);
  padding: var(--space-xxs) 0;
  border-left: 2px solid transparent;
  padding-left: var(--space-s);
  margin-left: calc(-1 * var(--space-s));
  transition: color var(--duration), border-color var(--duration);
}

.nav-rail__link:hover,
.nav-rail__link.is-active {
  color: var(--color-ink);
  border-left-color: var(--color-accent);
}

.nav-rail__link.is-active {
  color: var(--color-accent-muted);
}

.nav-toggle {
  display: none;
  margin-top: auto;
  padding: var(--space-s);
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  aria-label: "Open menu";
}

.nav-toggle__bar {
  width: 20px;
  height: 2px;
  background: var(--color-ink);
}

/* Mobile: compact top bar
   ========================================================================== */

@media (max-width: 799px) {
  .nav-rail {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: auto;
    padding: var(--space-s) var(--space-m);
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-rail__brand {
    margin-bottom: 0;
  }

  .nav-rail__links {
    position: fixed;
    top: 0;
    right: 0;
    width: min(18rem, 85vw);
    height: 100vh;
    padding: var(--space-xxl) var(--space-l);
    background: var(--color-bg);
    border-left: 1px solid var(--color-border);
    flex-direction: column;
    gap: var(--space-s);
    transform: translateX(100%);
    transition: transform var(--duration) var(--ease-out);
    box-shadow: -4px 0 20px rgba(0,0,0,0.06);
  }

  .nav-rail.is-open .nav-rail__links {
    transform: translateX(0);
  }

  .nav-rail__link {
    font-size: var(--text-m);
    padding: var(--space-s) 0;
    border-left: none;
    margin-left: 0;
  }

  .nav-rail__logo img {
    width: 48px;
    height: 48px;
  }

  .nav-toggle {
    display: flex;
  }
}

/* Main content offset by nav
   ========================================================================== */

.main {
  margin-left: var(--nav-rail-width);
  min-height: 100vh;
}

@media (max-width: 799px) {
  .main {
    margin-left: 0;
    padding-top: 3.5rem;
  }
}

/* Section common
   ========================================================================== */

.section {
  padding: var(--space-xxl) var(--space-l);
  max-width: var(--content-wide);
  margin: 0 auto;
}

.section__header {
  margin-bottom: var(--space-xl);
}

.section__num {
  display: block;
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.08em;
  color: var(--color-accent-muted);
  margin-bottom: var(--space-xs);
}

.section__title {
  font-size: var(--text-xl);
  font-weight: 600;
  margin: 0;
}

/* Cover (editorial header — logo-led)
   ========================================================================== */

.cover {
  padding-top: var(--space-xxxl);
  padding-bottom: var(--space-xxxl);
  position: relative;
  background: var(--color-bg);
  background-image: var(--gradient-gold-subtle);
}

.cover__inner {
  max-width: var(--content-max);
}

.cover__brand {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.cover__logo {
  flex-shrink: 0;
  width: 140px;
  height: 140px;
  object-fit: contain;
  border-radius: 4px;
}

.cover__titles {
  flex: 1;
  min-width: 0;
}

.cover__label {
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.12em;
  color: var(--color-muted);
  margin: 0 0 var(--space-xs);
}

.cover__title {
  font-size: var(--text-hero);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
  line-height: 1.1;
  color: var(--color-ink);
}

.cover__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-l);
}

.chip {
  font-size: var(--text-s);
  padding: var(--space-xxs) var(--space-s);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  color: var(--color-graphite);
}

.chip:nth-child(1),
.chip:nth-child(3) {
  background: var(--color-accent-soft);
  border-color: var(--color-accent-border);
  color: var(--color-accent-muted);
}

.cover__thesis {
  font-size: var(--text-l);
  line-height: var(--line-loose);
  color: var(--color-graphite);
  max-width: 38em;
  margin: 0 0 var(--space-xxl);
}

.contents {
  padding-top: var(--space-l);
  border-top: 2px solid var(--color-ink);
}

.contents__label {
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  margin-bottom: var(--space-s);
}

.contents__list {
  margin: 0;
  padding-left: var(--space-m);
  list-style: none;
  counter-reset: contents;
}

.contents__list li {
  counter-increment: contents;
  margin-bottom: var(--space-xs);
}

.contents__list li::before {
  content: counter(contents, decimal-leading-zero) " — ";
  margin-left: calc(-1 * var(--space-m));
  float: left;
  width: 3em;
  color: var(--color-accent-muted);
  font-size: var(--text-s);
}

.contents__list a {
  text-decoration: none;
}

.contents__list a:hover {
  text-decoration: underline;
}

/* Section divider (jagged line from logo motif)
   ========================================================================== */

.section-divider {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-l);
  text-align: center;
  color: var(--color-ink);
  opacity: 0.35;
}

.section-divider img {
  display: inline-block;
  vertical-align: middle;
}

.section-divider--footer {
  padding-top: var(--space-l);
  padding-bottom: 0;
}

@media (max-width: 599px) {
  .cover {
    padding-top: var(--space-xxl);
    padding-bottom: var(--space-xxl);
  }

  .cover__brand {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-m);
  }

  .cover__logo {
    width: 100px;
    height: 100px;
  }
}

/* Mandate (two-column)
   ========================================================================== */

.mandate {
  background: var(--color-bg-warm);
}

.mandate__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-xxl);
  align-items: start;
}

.mandate__bullets {
  margin: 0;
  padding-left: var(--space-m);
  list-style: disc;
}

.mandate__bullets li {
  margin-bottom: var(--space-s);
  color: var(--color-graphite);
}

.mandate__right p {
  margin: 0 0 var(--space-m);
  color: var(--color-graphite);
}

.callout {
  padding: var(--space-m);
  background: var(--color-accent-soft);
  border-left: 3px solid var(--color-accent);
  margin-top: var(--space-l);
}

.callout__title {
  font-size: var(--text-s);
  font-weight: 600;
  margin: 0 0 var(--space-s);
  color: var(--color-ink);
}

.callout__list {
  margin: 0;
  padding-left: var(--space-m);
}

.callout__list li {
  margin-bottom: var(--space-xs);
  font-size: var(--text-s);
  color: var(--color-graphite);
}

@media (max-width: 699px) {
  .mandate__grid {
    grid-template-columns: 1fr;
  }
}

/* Process (timeline + panel)
   ========================================================================== */

.process {
  background: var(--color-bg-alt);
}

.process__layout {
  display: grid;
  grid-template-columns: 1fr 18rem;
  gap: var(--space-xxl);
  align-items: start;
}

.process__timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  border-left: 3px solid var(--color-ink);
  padding-left: var(--space-l);
}

.process__stage {
  position: relative;
  padding-bottom: var(--space-l);
}

.process__stage::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-l) - 5px);
  top: 0.35em;
  width: 10px;
  height: 10px;
  background: var(--gradient-gold);
  border: 2px solid var(--color-ink);
  border-radius: 50%;
}

.process__stage-name {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-xxs);
}

.process__stage-control {
  display: block;
  font-size: var(--text-s);
  color: var(--color-muted);
}

.process__controls {
  padding: var(--space-m);
  background: var(--color-gold-tint);
  border: 2px solid var(--color-border);
}

.process__controls-title {
  font-size: var(--text-s);
  font-weight: 600;
  font-variant: small-caps;
  letter-spacing: 0.05em;
  margin: 0 0 var(--space-s);
  color: var(--color-graphite);
}

.process__controls-list {
  margin: 0;
  padding-left: var(--space-m);
  font-size: var(--text-s);
  color: var(--color-graphite);
}

.process__controls-list li {
  margin-bottom: var(--space-xs);
}

@media (max-width: 699px) {
  .process__layout {
    grid-template-columns: 1fr;
  }

  .process__controls {
    order: -1;
  }
}

/* Strategies (table-like grid)
   ========================================================================== */

.strategies__table {
  display: grid;
  grid-template-columns: 1.4fr 2fr 0.9fr 1.2fr;
  border: 2px solid var(--color-ink);
  background: var(--color-bg);
  overflow: hidden;
  border-radius: 2px;
}

.strategies__row {
  display: contents;
}

.strategies__row--head span {
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.06em;
  color: var(--color-ink);
  padding: var(--space-s) var(--space-m);
  background: var(--color-gold-tint);
  border-bottom: 2px solid var(--color-ink);
}

.strategies__row:not(.strategies__row--head) span {
  padding: var(--space-m);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-s);
  color: var(--color-graphite);
}

.strategies__row:not(.strategies__row--head):nth-child(odd) span {
  background: var(--color-bg-alt);
}

.strategies__row:not(.strategies__row--head):nth-child(even) span {
  background: var(--color-bg);
}

.strategies__row:not(.strategies__row--head) .strategies__name {
  font-weight: 500;
  color: var(--color-ink);
}

.strategies__row:last-child span {
  border-bottom: none;
}

@media (max-width: 899px) {
  .strategies__table {
    grid-template-columns: 1fr;
  }

  .strategies__row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xxs);
    padding: var(--space-m);
    border-bottom: 1px solid var(--color-border);
  }

  .strategies__row:not(.strategies__row--head):nth-child(odd) {
    background: var(--color-bg-alt);
  }

  .strategies__row:not(.strategies__row--head):nth-child(even) {
    background: var(--color-bg);
  }

  .strategies__row--head {
    display: none;
  }

  .strategies__row:not(.strategies__row--head) span {
    border: none;
    padding: 0;
  }

  .strategies__row:not(.strategies__row--head) span::before {
    font-size: var(--text-xs);
    font-variant: small-caps;
    color: var(--color-muted);
    display: block;
    margin-bottom: var(--space-xxs);
  }

  .strategies__row:not(.strategies__row--head) .strategies__name::before {
    content: "Strategy: ";
  }

  .strategies__row:not(.strategies__row--head) span:nth-child(2)::before {
    content: "Objective: ";
  }

  .strategies__row:not(.strategies__row--head) span:nth-child(3)::before {
    content: "Horizon: ";
  }

  .strategies__row:not(.strategies__row--head) span:nth-child(4)::before {
    content: "Risk note: ";
  }
}

/* Insights (list + modal)
   ========================================================================== */

.insights__list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: var(--content-max);
}

.insights__item {
  border-bottom: 1px solid var(--color-border);
}

.insights__trigger {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-xxs);
  padding: var(--space-m) 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  text-align: left;
  color: var(--color-ink);
  transition: color var(--duration), background var(--duration);
}

.insights__trigger:hover {
  color: var(--color-accent-muted);
}

.insights__item:nth-child(odd) .insights__trigger:hover {
  background: var(--color-gold-tint);
  margin-left: calc(-1 * var(--space-l));
  margin-right: calc(-1 * var(--space-l));
  padding-left: var(--space-l);
  padding-right: var(--space-l);
}

.insights__title {
  font-weight: 500;
}

.insights__meta {
  font-size: var(--text-s);
  color: var(--color-muted);
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-l);
  visibility: hidden;
  opacity: 0;
  transition: visibility var(--duration), opacity var(--duration);
}

.modal.is-open {
  visibility: visible;
  opacity: 1;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(13, 13, 13, 0.5);
  cursor: pointer;
}

.modal__panel {
  position: relative;
  width: 100%;
  max-width: 36rem;
  max-height: 85vh;
  overflow: auto;
  background: var(--color-bg);
  border: 2px solid var(--color-ink);
  border-top: 4px solid var(--color-gold);
  padding: var(--space-xl);
  box-shadow: 0 24px 64px rgba(13, 13, 13, 0.2);
}

.modal__close {
  position: absolute;
  top: var(--space-m);
  right: var(--space-m);
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-muted);
}

.modal__close:hover {
  color: var(--color-ink);
}

.modal__title {
  font-size: var(--text-l);
  margin: 0 0 var(--space-xs);
  padding-right: 2rem;
}

.modal__meta {
  font-size: var(--text-s);
  color: var(--color-muted);
  margin: 0 0 var(--space-m);
}

.modal__body {
  font-size: var(--text-s);
  line-height: var(--line-loose);
  color: var(--color-graphite);
}

.modal__body p {
  margin: 0 0 var(--space-s);
}

/* Team (avatars + grid)
   ========================================================================== */

.team {
  background: var(--color-bg-warm);
}

.team__intro {
  max-width: 38em;
  margin: 0 0 var(--space-xl);
  color: var(--color-graphite);
}

.team__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: var(--space-xl);
  margin: 0;
  padding: 0;
  list-style: none;
}

.team__card {
  padding: var(--space-m);
  border: 2px solid var(--color-ink);
  border-top: 3px solid var(--color-gold);
  background: var(--color-bg);
}

.team__avatar {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--gradient-gold);
  border: 2px solid var(--color-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-s);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-s);
}

.team__role {
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  margin: 0 0 var(--space-xxs);
}

.team__bio {
  font-size: var(--text-s);
  margin: 0;
  color: var(--color-graphite);
  line-height: var(--line-tight);
}

/* Contact
   ========================================================================== */

.contact__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xxl);
  max-width: var(--content-max);
}

.contact__email-label {
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  margin: 0 0 var(--space-xs);
}

.contact__email {
  font-size: var(--text-l);
  text-decoration: none;
}

.contact__linkedin-label {
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  margin: var(--space-m) 0 var(--space-xs);
}

.contact__linkedin {
  font-size: var(--text-m);
  text-decoration: none;
}

.contact__linkedin:hover {
  text-decoration: underline;
}

.contact__form-note {
  font-size: var(--text-s);
  color: var(--color-muted);
  margin: 0 0 var(--space-m);
}

.contact__form label {
  display: block;
  font-size: var(--text-s);
  margin-bottom: var(--space-xxs);
  color: var(--color-graphite);
}

.contact__form input,
.contact__form textarea {
  width: 100%;
  padding: var(--space-s) var(--space-m);
  margin-bottom: var(--space-m);
  font-family: inherit;
  font-size: var(--text-m);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
}

.contact__form textarea {
  resize: vertical;
  min-height: 6rem;
}

.contact__submit {
  padding: var(--space-s) var(--space-m);
  font-family: inherit;
  font-size: var(--text-s);
  background: var(--color-ink);
  color: var(--color-bg);
  border: none;
  cursor: pointer;
  transition: background var(--duration);
}

.contact__submit:hover {
  background: var(--color-gold-dark);
}

@media (max-width: 599px) {
  .contact__layout {
    grid-template-columns: 1fr;
  }
}

/* Footer
   ========================================================================== */

.footer {
  padding: var(--space-xxl) var(--space-l);
  background: var(--color-bg-alt);
  border-top: 2px solid var(--color-ink);
}

.footer__divider {
  height: 3px;
  background: var(--gradient-gold);
  opacity: 0.6;
  max-width: var(--content-wide);
  margin: 0 auto var(--space-xl);
}

.footer__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  font-size: var(--text-s);
  color: var(--color-muted);
}

.footer__firm {
  font-weight: 600;
  color: var(--color-ink);
  margin: 0 0 var(--space-xxs);
}

.footer__place {
  margin: 0 0 var(--space-m);
}

.footer__links {
  margin-bottom: var(--space-m);
}

.footer__links a {
  margin-right: var(--space-m);
}

.footer__disclosures {
  max-width: 42rem;
  margin: 0 0 var(--space-s);
  font-size: var(--text-xs);
  line-height: var(--line-loose);
}

.footer__top {
  display: inline-block;
  margin-top: var(--space-m);
  font-size: var(--text-xs);
  text-decoration: none;
}

.footer__top:hover {
  text-decoration: underline;
}

/* Scroll-triggered fade (optional, reduced-motion safe)
   ========================================================================== */

.section.reveal {
  opacity: 0;
  transform: translateY(0.5rem);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
}

.section.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .section.reveal {
    opacity: 1;
    transform: none;
  }

  .section.reveal.is-visible {
    transform: none;
  }
}