/* ============================================
   123 Washington Ave — Teaser Site
   Refined local, design-forward leasing material
   ============================================ */

/* --- Design Tokens --- */
:root {
  /* Typography */
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;

  /* Type Scale (clamp) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.8125rem, 0.78rem + 0.2vw, 0.875rem);
  --text-base: clamp(0.9375rem, 0.9rem + 0.2vw, 1rem);
  --text-lg: clamp(1.0625rem, 1rem + 0.35vw, 1.1875rem);
  --text-xl: clamp(1.375rem, 1.2rem + 0.75vw, 1.75rem);
  --text-2xl: clamp(1.75rem, 1.4rem + 1.5vw, 2.5rem);
  --text-hero: clamp(2.25rem, 1.5rem + 3vw, 4rem);

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Light Mode Colors */
  --color-bg: #F5F3EE;
  --color-surface: #FAF9F6;
  --color-surface-alt: #EDEBE5;
  --color-border: #D4D1CA;
  --color-text: #28251D;
  --color-text-muted: #6B6860;
  --color-text-faint: #A8A59E;
  --color-accent: #1A5C47;
  --color-accent-hover: #0E3E30;
  --color-accent-light: #E8F0EC;
  --color-hero-overlay: rgba(20, 18, 14, 0.18);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(40, 37, 29, 0.06);
  --shadow-md: 0 4px 16px rgba(40, 37, 29, 0.08);
  --shadow-lg: 0 8px 32px rgba(40, 37, 29, 0.1);

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration: 0.3s;
}

/* Dark Mode */
[data-theme="dark"] {
  --color-bg: #151412;
  --color-surface: #1C1B18;
  --color-surface-alt: #232220;
  --color-border: #3A3836;
  --color-text: #D8D6D0;
  --color-text-muted: #918E88;
  --color-text-faint: #5C5A56;
  --color-accent: #6DB89A;
  --color-accent-hover: #8DCBB2;
  --color-accent-light: #1E2D26;
  --color-hero-overlay: rgba(10, 9, 7, 0.24);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  transition: background var(--duration) var(--ease-out), color var(--duration) var(--ease-out);
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--duration) var(--ease-out);
}

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

ul { list-style: none; }

/* --- Container --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-narrow {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 243, 238, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--duration) var(--ease-out), transform var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out);
}

[data-theme="dark"] .site-header {
  background: rgba(21, 20, 18, 0.92);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.logo-link { text-decoration: none; }

.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.main-nav {
  display: flex;
  gap: var(--space-8);
}

.main-nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: color var(--duration) var(--ease-out);
}

.main-nav a:hover {
  color: var(--color-text);
}

/* Theme Toggle */
.theme-toggle {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: color var(--duration), border-color var(--duration);
}

.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

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

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 32px;
  height: 24px;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
  padding: 0;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform var(--duration) var(--ease-out), opacity var(--duration);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-image-wrap {
  position: absolute;
  inset: 0;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(20, 18, 14, 0.06) 0%,
    rgba(20, 18, 14, 0.02) 42%,
    rgba(20, 18, 14, 0) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding: var(--space-16) var(--space-8) var(--space-12);
  isolation: isolate;
}

.hero-content::before {
  content: "";
  position: absolute;
  left: 0;
  top: var(--space-10);
  bottom: var(--space-8);
  width: min(92%, 620px);
  border-radius: var(--radius-lg);
  background: linear-gradient(
    90deg,
    rgba(20, 18, 14, 0.34) 0%,
    rgba(20, 18, 14, 0.22) 45%,
    rgba(20, 18, 14, 0.08) 78%,
    rgba(20, 18, 14, 0) 100%
  );
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  z-index: -1;
}

.hero-eyebrow {
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 400;
  line-height: 1.1;
  color: #FFFFFF;
  margin-bottom: var(--space-4);
  text-shadow: 0 2px 8px rgba(20, 18, 14, 0.16);
}

.hero-subtitle {
  font-size: var(--text-base);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  max-width: 560px;
  margin-bottom: var(--space-8);
  text-shadow: 0 1px 6px rgba(20, 18, 14, 0.14);
}

.hero-cta {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.5);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-sm);
  transition: background var(--duration), border-color var(--duration);
}

.hero-cta:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.8);
  color: #FFFFFF;
}

/* --- Sections --- */
.section {
  padding: clamp(var(--space-16), 8vw, var(--space-24)) 0;
}

.eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.eyebrow.center { text-align: center; }

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  line-height: 1.15;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.section-title.center { text-align: center; }

.body-lead {
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.body-lead.center {
  text-align: center;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

p + p { margin-top: var(--space-4); }

/* --- Two-Column Grid --- */
.section-grid {
  display: grid;
  gap: var(--space-12);
  align-items: center;
}

.section-grid.two-col {
  grid-template-columns: 1fr 1fr;
}

.section-grid.reverse .col-text { order: 2; }
.section-grid.reverse .col-image { order: 1; }

.col-image img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  width: 100%;
}

.rendering-figure {
  margin: 0;
}

.rendering-figure figcaption {
  margin-top: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: 1.5;
}

/* --- Corridor Section --- */
.section-corridor {
  background: var(--color-surface-alt);
}

.corridor-neighbors {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.corridor-neighbors span {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-4);
  border-radius: 100px;
  white-space: nowrap;
}

/* --- Spaces Grid --- */
.spaces-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.space-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition: box-shadow var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
}

.space-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.space-card.featured {
  border-color: var(--color-accent);
  background: var(--color-accent-light);
}

.space-card.featured .space-use,
.space-card.featured .space-note {
  color: var(--color-accent);
  font-weight: 600;
}

.space-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: #FFFFFF;
  font-size: var(--text-xs);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.space-card h3 {
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: var(--space-2);
}

.space-rsf-inline {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.space-rate {
  font-size: 0.82rem;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 3px;
}

.space-monthly {
  font-family: var(--font-display);
  font-size: 1.8rem;
  line-height: 1.05;
  color: var(--color-text);
  font-weight: 400;
  font-variant-numeric: tabular-nums;
  margin-bottom: var(--space-1);
}

.space-use,
.space-note {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.space-note {
  margin-top: 2px;
}

/* --- Plan Section --- */
.section-plan {
  background: var(--color-surface-alt);
}

.plan-image-wrap {
  margin-top: var(--space-8);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: #FFFFFF;
  border: 1px solid var(--color-border);
}

[data-theme="dark"] .plan-image-wrap {
  background: var(--color-surface);
}

.plan-image-wrap img {
  width: 100%;
  display: block;
}

.plan-credit {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-3);
  text-align: center;
}

.plan-download {
  margin-top: var(--space-3);
  text-align: center;
}

.plan-download a {
  font-size: var(--text-sm);
  font-weight: 500;
}

/* --- Leasing Section --- */
.leasing-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: var(--space-10);
  align-items: stretch;
}

.lease-kpi-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
  margin: var(--space-8) 0;
}

.lease-kpi {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: 132px;
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.kpi-heading {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.kpi-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-variant-numeric: tabular-nums;
  color: var(--color-text);
  line-height: 1.1;
}

.kpi-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
  margin-top: var(--space-2);
}

.leasing-main h3 {
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-3);
  margin-top: var(--space-6);
}

.delivery-copy {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 62ch;
}

.leasing-main .delivery-copy + .delivery-copy {
  margin-top: var(--space-3);
}

.leasing-sidebar {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-content: start;
}

.sidebar-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  min-height: 132px;
}

.sidebar-card h3 {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.sidebar-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.sidebar-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --- Location / Map --- */
.section-location .container {
  display: grid;
  gap: var(--space-8);
}

.location-copy {
  max-width: 860px;
}

.location-copy p + p {
  margin-top: var(--space-4);
}

.location-aerial {
  margin: 0;
}

.location-aerial img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.location-aerial figcaption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.map-col {
  align-self: start;
}

.map-col img {
  display: block;
  width: 100%;
  background: var(--color-surface);
  padding: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.map-col-wide {
  width: 100%;
}

.map-col-wide img {
  aspect-ratio: 2.55 / 1;
  object-fit: cover;
}

.map-source {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-4);
}

/* --- CTA Section --- */
.section-cta {
  background: var(--color-surface-alt);
  text-align: center;
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-10) 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-8);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: var(--text-base);
  color: var(--color-text);
}

.footer-note {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  margin-top: var(--space-3);
  max-width: 640px;
  line-height: 1.65;
}

.pplx-link {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  text-decoration: none;
  display: inline-block;
  padding-top: var(--space-1);
}

.pplx-link:hover {
  color: var(--color-text-muted);
}

/* --- Scroll Reveals --- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

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

/* --- Responsive --- */
@media (max-width: 900px) {
  .section-grid.two-col {
    grid-template-columns: 1fr;
  }

  .section-grid.reverse .col-text { order: 1; }
  .section-grid.reverse .col-image { order: 2; }

  .spaces-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .section-location .container {
    gap: var(--space-6);
  }

  .map-col {
    order: 2;
  }

  .map-col-wide img {
    aspect-ratio: auto;
  }

  .hero-content {
    padding: var(--space-12) var(--space-6) var(--space-8);
  }
}

@media (max-width: 640px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--space-4) var(--space-6);
    gap: var(--space-4);
  }

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

  .nav-toggle { display: flex; }

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

  .hero {
    min-height: 70vh;
  }

  .hero-title {
    font-size: clamp(1.75rem, 1.2rem + 2.5vw, 2.5rem);
  }

  .lease-kpi-row {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .footer-inner {
    flex-direction: column;
    gap: var(--space-6);
  }

  .corridor-neighbors {
    gap: var(--space-2);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}

/* Print styles */
@media print {
  .site-header, .theme-toggle, .nav-toggle, .hero-cta { display: none; }
  .hero { min-height: auto; }
  .section { padding: 24pt 0; }
}