/* ==========================================================================
   Knabe Home Team — design system
   Sleek, editorial, photography-forward. Near-monochrome so listing imagery
   carries the color.
   ========================================================================== */

:root {
  /* Color */
  --ink:            #16181b;
  --ink-soft:       #3d4248;
  --ink-muted:      #6b7178;
  --paper:          #ffffff;
  --paper-warm:     #f7f5f2;
  --line:           #e2ddd6;
  --accent:         #9c7c4f;
  --accent-dark:    #7d6340;
  --overlay:        rgba(18, 20, 23, .42);

  /* Type */
  --font-display: 'Jost', 'Futura', 'Century Gothic', system-ui, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --step--1: clamp(.78rem, .76rem + .1vw, .84rem);
  --step-0:  clamp(.95rem, .92rem + .15vw, 1.05rem);
  --step-1:  clamp(1.15rem, 1.08rem + .35vw, 1.4rem);
  --step-2:  clamp(1.5rem, 1.32rem + .9vw, 2.2rem);
  --step-3:  clamp(2rem, 1.6rem + 2vw, 3.4rem);
  --step-4:  clamp(2.6rem, 1.7rem + 4.4vw, 5.6rem);

  /* Space */
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
  --section-y: clamp(3.5rem, 8vw, 7.5rem);
  --max: 1320px;
  --max-prose: 68ch;

  --transition: 320ms cubic-bezier(.22, .61, .36, 1);
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img, picture, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button { font: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: .01em;
  margin: 0 0 .5em;
}
h1 { font-size: var(--step-4); }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-2); }
p { margin: 0 0 1.1em; }

::selection { background: var(--accent); color: #fff; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   Layout primitives
   -------------------------------------------------------------------------- */
.wrap {
  width: min(100% - (var(--gutter) * 2), var(--max));
  margin-inline: auto;
}

.section { padding-block: var(--section-y); }
.section--warm { background: var(--paper-warm); }
.section--ink { background: var(--ink); color: var(--paper); }

.eyebrow {
  font-family: var(--font-display);
  font-size: var(--step--1);
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1.25rem;
  font-weight: 400;
}
.section--ink .eyebrow { color: #c9a978; }

.section-head { max-width: var(--max-prose); margin-bottom: clamp(2rem, 4vw, 3.5rem); }
.section-head p { color: var(--ink-muted); font-size: var(--step-1); }
.section--ink .section-head p { color: rgba(255,255,255,.7); }

.center { text-align: center; margin-inline: auto; }

/* Skip link */
.skip-link {
  position: absolute; left: -9999px;
  background: var(--ink); color: #fff;
  padding: .75rem 1.25rem; z-index: 200;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--step--1);
  letter-spacing: .2em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 1.05rem 2.4rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.btn:hover { background: var(--accent); border-color: var(--accent); }

.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: #fff; border-color: var(--ink); }

.btn--light { background: transparent; color: #fff; border-color: rgba(255,255,255,.55); }
.btn--light:hover { background: #fff; color: var(--ink); border-color: #fff; }

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  padding-block: 1.5rem;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}

.wordmark {
  font-family: var(--font-display);
  text-decoration: none; line-height: 1.05;
  color: #fff; transition: color var(--transition);
}
.wordmark__name {
  display: block;
  font-size: clamp(1.05rem, .9rem + .7vw, 1.5rem);
  letter-spacing: .24em; text-transform: uppercase; font-weight: 400;
}
.wordmark__sub {
  display: block;
  font-size: .6rem; letter-spacing: .3em; text-transform: uppercase;
  opacity: .75; margin-top: .35rem;
}

.nav { display: flex; align-items: center; gap: clamp(1.25rem, 2.2vw, 2.5rem); }
.nav a {
  font-family: var(--font-display);
  font-size: var(--step--1);
  letter-spacing: .18em; text-transform: uppercase;
  text-decoration: none; color: #fff;
  padding-block: .35rem;
  border-bottom: 1px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
.nav a:hover, .nav a[aria-current="page"] { border-bottom-color: currentColor; }

/* Scrolled + interior pages get a solid bar */
.site-header.is-solid,
body:not(.has-hero) .site-header {
  background: var(--paper);
  box-shadow: 0 1px 0 var(--line);
  padding-block: 1rem;
}
.site-header.is-solid .wordmark,
.site-header.is-solid .nav a,
body:not(.has-hero) .wordmark,
body:not(.has-hero) .nav a { color: var(--ink); }

.site-header.is-solid .nav-toggle span,
body:not(.has-hero) .nav-toggle span { background: var(--ink); }

/* Mobile nav toggle */
.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer;
  width: 30px; height: 22px; padding: 0; position: relative;
}
.nav-toggle span {
  position: absolute; left: 0; right: 0; height: 1.5px; background: #fff;
  transition: transform var(--transition), opacity var(--transition), background var(--transition);
}
.nav-toggle span:nth-child(1) { top: 0; }
.nav-toggle span:nth-child(2) { top: 10px; }
.nav-toggle span:nth-child(3) { top: 20px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(10px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-10px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: block; z-index: 110; }
  .nav {
    position: fixed; inset: 0;
    background: var(--ink);
    flex-direction: column; justify-content: center;
    gap: 1.75rem;
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .nav.is-open { transform: translateX(0); }
  .nav a { color: #fff !important; font-size: 1.15rem; }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: clamp(560px, 92vh, 940px);
  display: grid; place-items: center;
  text-align: center; color: #fff;
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero__media::after {
  content: ''; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(18,20,23,.62) 0%, rgba(18,20,23,.34) 42%, rgba(18,20,23,.72) 100%),
    radial-gradient(ellipse 70% 52% at 50% 52%, rgba(18,20,23,.5) 0%, rgba(18,20,23,0) 72%);
}
.hero__content { position: relative; z-index: 2; padding: 8rem var(--gutter) 4rem; }
.hero h1 {
  text-transform: uppercase; letter-spacing: .1em; font-weight: 300;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 30px rgba(0,0,0,.3);
}
.hero__tagline {
  font-family: var(--font-display);
  font-size: var(--step--1);
  letter-spacing: .3em; text-transform: uppercase;
  margin-bottom: 2.5rem;
  color: #fff;
  text-shadow: 0 1px 16px rgba(0,0,0,.55);
}
.hero__actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Interior page header */
.page-head {
  padding-top: clamp(8rem, 14vw, 11rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--line);
}
.page-head h1 { text-transform: uppercase; letter-spacing: .08em; font-size: var(--step-3); }
.page-head p { color: var(--ink-muted); max-width: var(--max-prose); font-size: var(--step-1); margin: 0; }

/* --------------------------------------------------------------------------
   Stat band
   -------------------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: clamp(2rem, 4vw, 3rem);
  text-align: center;
}
.stat__value {
  font-family: var(--font-display);
  font-size: var(--step-3); font-weight: 300; line-height: 1;
  display: block; margin-bottom: .6rem;
}
.stat__label {
  font-family: var(--font-display);
  font-size: var(--step--1); letter-spacing: .22em; text-transform: uppercase;
  color: rgba(255,255,255,.65);
}

/* --------------------------------------------------------------------------
   Listing cards
   -------------------------------------------------------------------------- */
.listing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr));
  gap: clamp(1.5rem, 3vw, 2.75rem);
}

.listing-card {
  display: flex; flex-direction: column;
  text-decoration: none; color: inherit;
  background: var(--paper);
  transition: transform var(--transition);
}
.listing-card:hover { transform: translateY(-4px); }

.listing-card__media {
  position: relative; aspect-ratio: 3 / 2; overflow: hidden;
  background: var(--paper-warm);
}
.listing-card__media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 600ms cubic-bezier(.22,.61,.36,1);
}
.listing-card:hover .listing-card__media img { transform: scale(1.05); }

.listing-card__status {
  position: absolute; top: 1rem; left: 1rem;
  font-family: var(--font-display);
  font-size: .65rem; letter-spacing: .2em; text-transform: uppercase;
  background: var(--paper); color: var(--ink);
  padding: .5rem .9rem;
}
.listing-card__status[data-status="sold"] { background: var(--ink); color: #fff; }
.listing-card__status[data-status="active-under-contract"] { background: var(--accent); color: #fff; }

.listing-card__body { padding: 1.35rem 0 0; }
.listing-card__price {
  font-family: var(--font-display);
  font-size: var(--step-1); font-weight: 400; letter-spacing: .02em;
  display: block; margin-bottom: .35rem;
}
.listing-card__address {
  font-size: var(--step--1); color: var(--ink-muted);
  margin: 0 0 .75rem; line-height: 1.5;
}
.listing-card__specs {
  font-family: var(--font-display);
  font-size: var(--step--1); letter-spacing: .08em;
  padding-top: .75rem; border-top: 1px solid var(--line);
  color: var(--ink-soft);
}

/* Filter chips */
.filters {
  display: flex; flex-wrap: wrap; gap: .6rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.filter-chip {
  font-family: var(--font-display);
  font-size: var(--step--1); letter-spacing: .16em; text-transform: uppercase;
  padding: .7rem 1.4rem;
  border: 1px solid var(--line); background: transparent; color: var(--ink-soft);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-chip:hover { border-color: var(--ink); color: var(--ink); }
.filter-chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }

.empty-state {
  text-align: center; padding: 4rem 1rem; color: var(--ink-muted);
  border: 1px dashed var(--line);
}

/* --------------------------------------------------------------------------
   Split feature
   -------------------------------------------------------------------------- */
.split {
  display: grid; gap: clamp(2rem, 5vw, 4.5rem);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 900px) {
  .split { grid-template-columns: 1fr 1fr; }
  .split--reverse .split__media { order: 2; }
}
.split__media img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.split__body p { color: var(--ink-soft); }

/* --------------------------------------------------------------------------
   Cards (neighborhoods / journal)
   -------------------------------------------------------------------------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
}
.card { text-decoration: none; color: inherit; display: block; }
.card__media { aspect-ratio: 4/3; overflow: hidden; background: var(--paper-warm); margin-bottom: 1.2rem; }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms cubic-bezier(.22,.61,.36,1); }
.card:hover .card__media img { transform: scale(1.05); }
.card h3 { font-size: var(--step-1); text-transform: uppercase; letter-spacing: .1em; margin-bottom: .5rem; }
.card p { color: var(--ink-muted); font-size: var(--step--1); margin: 0; }
.card__meta {
  font-family: var(--font-display);
  font-size: .7rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent); margin-bottom: .6rem;
}

/* --------------------------------------------------------------------------
   Team
   -------------------------------------------------------------------------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
}
.team-member { text-align: center; }
.team-member img {
  width: 100%; aspect-ratio: 1; object-fit: cover;
  border-radius: 50%; margin-bottom: 1.25rem;
  background: var(--paper-warm);
}
.team-member h3 { font-size: var(--step-1); margin-bottom: .25rem; }
.team-member p { font-size: var(--step--1); color: var(--ink-muted); margin: 0; }
.team-member a { color: var(--ink-muted); text-decoration: none; }
.team-member a:hover { color: var(--accent); }

/* --------------------------------------------------------------------------
   Prose (journal + guides)
   -------------------------------------------------------------------------- */
.prose { max-width: var(--max-prose); }
.prose h2 { font-size: var(--step-2); margin-top: 2.5rem; }
.prose h3 { font-size: var(--step-1); margin-top: 2rem; }
.prose ul { padding-left: 1.25rem; margin-bottom: 1.25rem; }
.prose li { margin-bottom: .5rem; }
.prose a { color: var(--accent-dark); text-underline-offset: 3px; }

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
.form { display: grid; gap: 1.5rem; max-width: 640px; }
.field { display: grid; gap: .5rem; }
.field label {
  font-family: var(--font-display);
  font-size: var(--step--1); letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-soft);
}
.field input, .field textarea, .field select {
  font-family: var(--font-body); font-size: var(--step-0);
  padding: .95rem 1.1rem;
  border: 1px solid var(--line); background: var(--paper);
  color: var(--ink);
  transition: border-color var(--transition);
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--accent); outline: none;
}
.field textarea { min-height: 160px; resize: vertical; }
.field--half { display: grid; gap: 1.5rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .field--half { grid-template-columns: 1fr 1fr; } }

.honeypot { position: absolute; left: -9999px; }

.alert { padding: 1.1rem 1.4rem; border-left: 3px solid; margin-bottom: 2rem; }
.alert--ok { background: #f2f7f3; border-color: #4a7c59; }
.alert--error { background: #fdf3f2; border-color: #a8443a; }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--ink); color: rgba(255,255,255,.72);
  padding-block: clamp(3rem, 6vw, 5rem) 2rem;
  font-size: var(--step--1);
}
.site-footer a { color: rgba(255,255,255,.72); text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-grid {
  display: grid; gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,.14);
}
.footer-grid h4 {
  font-size: var(--step--1); letter-spacing: .22em; text-transform: uppercase;
  color: #fff; margin-bottom: 1.25rem;
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: .6rem; }
.footer-bottom {
  padding-top: 2rem;
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  font-size: .75rem; color: rgba(255,255,255,.5);
}
.footer-legal { max-width: 70ch; line-height: 1.7; }

/* --------------------------------------------------------------------------
   Motion
   -------------------------------------------------------------------------- */
/* Only hide for the reveal animation when JS is available to un-hide it.
   Without JS the content simply renders in place. */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s cubic-bezier(.22,.61,.36,1); }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}