/* ============================================================
   PREP.SUPPLY — Components
   Shared UI: nav, footer, guide sections, cards, buttons
   Owner: Keel (shared — changes require Podium agreement)
   ============================================================ */

/* === Site Header / Nav === */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration) var(--ease-out),
              box-shadow var(--duration) var(--ease-out),
              transform var(--duration) var(--ease-out);
}

.site-header.scrolled {
  border-bottom-color: var(--color-fog);
  box-shadow: 0 1px 8px rgba(61, 58, 54, 0.06);
}

.site-header.nav-hidden {
  transform: translateY(-100%);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-2);
  height: var(--nav-height);
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-stone);
  text-decoration: none;
  letter-spacing: -0.02em;
}

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

.nav-logo span {
  color: var(--color-lantern-dim);
  font-weight: 400;
}

.nav-links {
  order: 2;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
  padding: 0;
  margin: 0;
  margin-left: auto;
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-timber);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color var(--duration) var(--ease-out);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-stone);
}

.nav-links a.active {
  border-bottom: 2px solid var(--color-lantern);
  padding-bottom: 2px;
}

.share-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid rgba(107, 94, 79, 0.18);
  border-radius: 999px;
  background: rgba(250, 248, 245, 0.96);
  color: var(--color-stone);
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(61, 58, 54, 0.08);
  transition: background var(--duration) var(--ease-out),
              border-color var(--duration) var(--ease-out),
              color var(--duration) var(--ease-out),
              transform var(--duration) var(--ease-out),
              box-shadow var(--duration) var(--ease-out);
}

.share-button:hover {
  background: var(--color-lantern-glow);
  border-color: rgba(200, 145, 58, 0.4);
  color: var(--color-stone);
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(61, 58, 54, 0.12);
}

.share-button:focus-visible {
  outline: 2px solid var(--color-lantern);
  outline-offset: 2px;
}

.share-button.is-confirmed {
  background: var(--color-stone);
  border-color: var(--color-stone);
  color: var(--color-white);
}

.share-icon {
  width: 1.1rem;
  height: 1.1rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-share-btn {
  order: 3;
  flex: 0 0 auto;
}

.floating-share-btn {
  position: fixed;
  right: clamp(1rem, 2vw, 2rem);
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
}

.floating-share-btn:hover {
  transform: translateY(calc(-50% - 1px));
}

/* Mobile menu toggle */
.nav-toggle {
  order: 4;
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-1);
}

.nav-toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-stone);
  margin: 5px 0;
  transition: transform var(--duration) var(--ease-out),
              opacity var(--duration) var(--ease-out);
}

.nav-toggle.open .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* === Hero === */

.hero {
  padding: calc(var(--nav-height) + var(--space-10)) 0 var(--space-10);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  top: -8rem;
  right: -8rem;
  width: 28rem;
  height: 28rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(245, 230, 204, 0.82) 0%, rgba(245, 230, 204, 0) 72%);
  pointer-events: none;
}

.hero-content {
  max-width: var(--content-width);
  margin: 0 auto;
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(20rem, 1fr);
  gap: clamp(var(--space-4), 6vw, var(--space-8));
  align-items: center;
}

.hero-copy {
  max-width: 38rem;
}

.hero h1 {
  margin-bottom: var(--space-3);
}

.hero-subtitle {
  font-size: var(--text-xl);
  line-height: var(--leading-snug);
  color: var(--color-timber);
  max-width: 36rem;
}

.hero-cta {
  margin-top: var(--space-5);
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.hero-visual-wrap {
  position: relative;
  z-index: 0;
  isolation: isolate;
}

.hero-visual-wrap::before,
.hero-visual-wrap::after {
  content: '';
  position: absolute;
  z-index: -1;
  pointer-events: none;
  border-radius: 999px;
}

.hero-visual-wrap::before {
  top: -1.5rem;
  right: -1rem;
  width: 12rem;
  height: 12rem;
  background: radial-gradient(circle, rgba(200, 145, 58, 0.24) 0%, rgba(200, 145, 58, 0) 72%);
}

.hero-visual-wrap::after {
  bottom: -2rem;
  left: -1rem;
  width: 10rem;
  height: 10rem;
  background: radial-gradient(circle, rgba(61, 106, 122, 0.18) 0%, rgba(61, 106, 122, 0) 72%);
}

.hero-visual {
  margin: 0;
  padding: clamp(0.75rem, 2.5vw, 1.25rem);
  border-radius: 1.75rem;
  background: linear-gradient(155deg, rgba(250, 248, 245, 0.98) 0%, rgba(232, 228, 222, 0.88) 100%);
  border: 1px solid rgba(107, 94, 79, 0.18);
  box-shadow: 0 24px 56px rgba(61, 58, 54, 0.12);
}

.hero-visual img {
  width: 100%;
  height: auto;
  border-radius: 1rem;
}

/* === Buttons === */

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  padding: 0.85em 1.5em;
  border: 2px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--duration) var(--ease-out);
}

.btn-primary {
  background: var(--color-stone);
  color: var(--color-white);
  border-color: var(--color-stone);
}

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

.btn-outline {
  background: transparent;
  color: var(--color-stone);
  border-color: var(--color-timber);
}

.btn-outline:hover {
  background: var(--color-stone);
  color: var(--color-white);
  border-color: var(--color-stone);
}

.btn-lantern {
  background: var(--color-lantern);
  color: var(--color-white);
  border-color: var(--color-lantern);
}

.btn-lantern:hover {
  background: var(--color-lantern-dim);
  border-color: var(--color-lantern-dim);
  color: var(--color-white);
}

/* === Topographic Mood Zones === */

.topo-zone {
  position: relative;
  overflow: hidden;
  background: var(--color-fog);
}

.topo-zone::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.12;
  pointer-events: none;
}

/* Earthquake — tight, angular contours (fault lines) */
.topo-earthquake::before {
  background:
    repeating-linear-gradient(
      -15deg,
      transparent,
      transparent 18px,
      var(--color-timber) 18px,
      var(--color-timber) 19px
    ),
    repeating-linear-gradient(
      25deg,
      transparent,
      transparent 32px,
      var(--color-timber) 32px,
      var(--color-timber) 33px
    );
}

/* Wildfire — flowing ridge contours */
.topo-wildfire::before {
  background:
    repeating-linear-gradient(
      5deg,
      transparent,
      transparent 28px,
      var(--color-lantern) 28px,
      var(--color-lantern) 29px
    ),
    repeating-linear-gradient(
      -8deg,
      transparent,
      transparent 42px,
      var(--color-lantern) 42px,
      var(--color-lantern) 43px
    );
}

/* Winter storm — gentle, wide contours */
.topo-winter-storm::before {
  background:
    repeating-linear-gradient(
      2deg,
      transparent,
      transparent 40px,
      var(--color-water) 40px,
      var(--color-water) 41px
    ),
    repeating-linear-gradient(
      -3deg,
      transparent,
      transparent 56px,
      var(--color-water) 56px,
      var(--color-water) 57px
    );
}

/* Flooding — broad, horizontal meander lines */
.topo-flooding::before {
  background:
    repeating-linear-gradient(
      1deg,
      transparent,
      transparent 24px,
      var(--color-water) 24px,
      var(--color-water) 25px
    ),
    repeating-linear-gradient(
      -2deg,
      transparent,
      transparent 38px,
      var(--color-water) 38px,
      var(--color-water) 39px
    );
}

/* General/home — mixed */
.topo-general::before {
  background:
    repeating-linear-gradient(
      -5deg,
      transparent,
      transparent 36px,
      var(--color-timber) 36px,
      var(--color-timber) 37px
    );
}

/* === Guide Components === */

.guide {
  padding-top: var(--nav-height);
}

.guide-hero {
  padding: var(--space-8) 0 var(--space-6);
  position: relative;
}

.guide-hero .container {
  position: relative;
  z-index: 1;
}

.guide-hero-earthquake {
  background-color: var(--color-cloud);
  background-image:
    linear-gradient(180deg, rgba(250, 248, 245, 0.78) 0%, rgba(250, 248, 245, 0.92) 38%, rgba(250, 248, 245, 1) 100%),
    url('../assets/quake.png');
  background-repeat: no-repeat;
  background-position: center center, left top;
  background-size: 100% 100%, auto clamp(7rem, 11vw, 8.5rem);
}

.guide-hero-wildfire {
  background-color: var(--color-cloud);
  background-image:
    linear-gradient(180deg, rgba(250, 248, 245, 0.78) 0%, rgba(250, 248, 245, 0.92) 38%, rgba(250, 248, 245, 1) 100%),
    url('../assets/fire.png');
  background-repeat: no-repeat;
  background-position: center center, left top;
  background-size: 100% 100%, auto clamp(7rem, 11vw, 8.5rem);
}

.guide-hero-flooding {
  background-color: var(--color-cloud);
  background-image:
    linear-gradient(180deg, rgba(250, 248, 245, 0.78) 0%, rgba(250, 248, 245, 0.92) 38%, rgba(250, 248, 245, 1) 100%),
    url('../assets/flood.png');
  background-repeat: no-repeat;
  background-position: center center, left top;
  background-size: 100% 100%, auto clamp(7rem, 11vw, 8.5rem);
}

.guide-hero-winter-storm {
  background-color: var(--color-cloud);
  background-image:
    linear-gradient(180deg, rgba(250, 248, 245, 0.78) 0%, rgba(250, 248, 245, 0.92) 38%, rgba(250, 248, 245, 1) 100%),
    url('../assets/storm.png');
  background-repeat: no-repeat;
  background-position: center center, left top;
  background-size: 100% 100%, auto clamp(7rem, 11vw, 8.5rem);
}

.guide-meta {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-timber);
  flex-wrap: wrap;
}

.guide-meta-item {
  display: flex;
  align-items: center;
  gap: 0.4em;
}

.guide-section {
  padding: var(--space-8) 0;
}

.guide-section + .guide-section {
  border-top: 1px solid var(--color-fog);
}

.guide-section-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-timber);
  margin-bottom: var(--space-4);
}

/* Scene section — the first 15 minutes */
.guide-scene {
  background: var(--color-cloud);
}

.guide-scene .content-width {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-stone);
}

.guide-scene p {
  margin-bottom: var(--space-3);
}

/* Resolution section — character comes through */
.guide-resolution {
  background: var(--color-cloud);
}

.guide-resolution .content-width {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
}

/* Actions — numbered steps */
.action-list {
  list-style: none;
  padding: 0;
  counter-reset: action-counter;
}

.action-item {
  counter-increment: action-counter;
  padding: var(--space-3) 0;
  padding-left: var(--space-6);
  position: relative;
  border-bottom: 1px solid var(--color-fog);
}

.action-item:last-child {
  border-bottom: none;
}

.action-item::before {
  content: counter(action-counter);
  position: absolute;
  left: 0;
  top: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-lantern);
  line-height: 1;
}

.action-item h4 {
  margin-bottom: var(--space-1);
}

.action-item p {
  color: var(--color-timber);
  font-size: var(--text-sm);
}

/* Supplies — priority-tiered list */
.supply-list {
  list-style: none;
  padding: 0;
}

.supply-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-fog);
  align-items: start;
}

.supply-item:last-child {
  border-bottom: none;
}

.supply-priority {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3em 0.6em;
  border-radius: 3px;
  white-space: nowrap;
  margin-top: 0.15em;
}

.supply-priority.critical {
  background: var(--color-alert);
  color: var(--color-white);
}

.supply-priority.important {
  background: var(--color-lantern);
  color: var(--color-white);
}

.supply-priority.recommended {
  background: var(--color-fog);
  color: var(--color-timber);
}

.supply-details h5 {
  margin-bottom: 0.25em;
}

.supply-why {
  font-size: var(--text-sm);
  color: var(--color-timber);
  margin-bottom: 0.25em;
}

.supply-where {
  font-size: var(--text-xs);
  color: var(--color-timber);
  font-style: italic;
}

/* Guide cross-links */
.guide-next-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-3);
}

.guide-next-card {
  display: block;
  padding: var(--space-3);
  background: var(--color-cloud);
  border: 1px solid var(--color-fog);
  border-radius: 4px;
  text-decoration: none;
  transition: border-color var(--duration) var(--ease-out),
              transform var(--duration) var(--ease-out);
}

.guide-next-card:hover {
  border-color: var(--color-lantern);
  transform: translateY(-2px);
  color: var(--color-stone);
}

.guide-next-card h4 {
  font-size: var(--text-base);
  margin-bottom: 0.25em;
}

.guide-next-card p {
  font-size: var(--text-sm);
  color: var(--color-timber);
}

/* === Guide Hub Cards === */

.guide-card {
  display: block;
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  text-decoration: none;
  transition: transform var(--duration) var(--ease-out),
              box-shadow var(--duration) var(--ease-out);
}

.guide-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 20px rgba(61, 58, 54, 0.1);
  color: var(--color-stone);
}

.guide-card-topo {
  height: 120px;
  position: relative;
}

.guide-card-banner {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.guide-card-body {
  padding: var(--space-3);
  background: var(--color-white);
  border: 1px solid var(--color-fog);
  border-top: none;
  border-radius: 0 0 4px 4px;
}

.guide-card-body h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-1);
}

.guide-card-body p {
  font-size: var(--text-sm);
  color: var(--color-timber);
}

/* === Callout Box === */

.callout {
  padding: var(--space-3) var(--space-4);
  border-radius: 4px;
  margin: var(--space-4) 0;
}

.callout-alert {
  background: #faf0eb;
  border-left: 3px solid var(--color-alert);
}

.callout-info {
  background: var(--color-lantern-glow);
  border-left: 3px solid var(--color-lantern);
}

.callout-safe {
  background: #eef4f0;
  border-left: 3px solid var(--color-safe);
}

.callout h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}

.callout p {
  font-size: var(--text-sm);
  color: var(--color-timber);
}

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

.site-footer {
  padding: var(--space-8) 0 var(--space-6);
  background: var(--color-stone);
  color: var(--color-fog);
}

.footer-inner {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.footer-brand {
  max-width: 20rem;
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-cloud);
  margin-bottom: var(--space-1);
}

.footer-brand h3 span {
  color: var(--color-lantern);
  font-weight: 400;
}

.footer-brand p {
  font-size: var(--text-sm);
  color: rgba(245, 242, 236, 0.76);
  line-height: var(--leading-normal);
}

.footer-links {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-cloud);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col ul {
  list-style: none;
  padding: 0;
}

.footer-col li {
  margin-bottom: var(--space-1);
}

.footer-col a {
  font-size: var(--text-sm);
  color: rgba(245, 242, 236, 0.78);
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--color-lantern-glow);
}

.footer-bottom {
  padding-top: var(--space-4);
  border-top: 1px solid rgba(232, 228, 222, 0.24);
  font-size: var(--text-xs);
  color: rgba(245, 242, 236, 0.7);
}

.footer-bottom a {
  color: inherit;
  text-decoration-color: currentColor;
}

.footer-bottom a:hover {
  color: var(--color-lantern-glow);
  text-decoration-color: var(--color-lantern-glow);
}

.seasonal-footer {
  font-family: var(--font-display);
  font-style: italic;
  margin-top: var(--space-2);
  color: rgba(245, 230, 204, 0.62);
  text-align: right;
}

/* === Responsive: Nav === */

@media (max-width: 768px) {
  .nav-share-btn {
    order: 2;
    margin-left: auto;
  }

  .nav-toggle {
    order: 3;
    display: block;
  }

  .nav-links {
    order: 4;
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-white);
    padding: var(--space-3);
    gap: var(--space-2);
    border-bottom: 1px solid var(--color-fog);
    box-shadow: 0 4px 12px rgba(61, 58, 54, 0.08);
    margin-left: 0;
  }

  .nav-links.open {
    display: flex;
  }

  .hero {
    padding-top: calc(var(--nav-height) + var(--space-6));
  }

  .hero-layout {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: none;
  }

  .hero-visual-wrap {
    max-width: 34rem;
    margin: 0 auto;
    width: 100%;
  }

  .hero-visual {
    padding: 0.75rem;
    border-radius: 1.25rem;
  }

  .guide-hero {
    padding: var(--space-6) 0 var(--space-4);
  }

  .footer-top {
    flex-direction: column;
  }

  .guide-next-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1024px) {
  .floating-share-btn {
    display: none;
  }
}

/* === Print === */

@media print {
  .site-header,
  .site-footer,
  .nav-toggle,
  .nav-share-btn,
  .floating-share-btn,
  .guide-next {
    display: none;
  }

  .guide {
    padding-top: 0;
  }

  .supply-priority.critical {
    background: none;
    color: var(--color-stone);
    border: 1px solid var(--color-stone);
  }

  .supply-priority.important,
  .supply-priority.recommended {
    background: none;
    color: var(--color-timber);
    border: 1px solid var(--color-timber);
  }

  body {
    font-size: 11pt;
    color: #000;
    background: #fff;
  }
}