/* ==========================================================================
   Sunset Basin Farms — shared stylesheet
   Light, warm palette shared by the farm pages and Basin Roots Precision Ag.
   ========================================================================== */

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

:root {
  /* Base */
  --cream:      #FAF7EF;
  --cream-2:    #F1EADB;
  --card:       #FFFFFF;
  --ink:        #232B36;
  --muted:      #565549;
  --line:       #E4DCC9;

  /* Sunset Basin Farms */
  --gold:       #C8962A;
  --gold-soft:  #E8B84B;
  --gold-deep:  #8A6412;
  --green:      #4A6741;
  --green-deep: #35502D;
  --brown:      #6B4A2E;

  /* Basin Roots Precision Ag */
  --navy:       #24304D;
  --teal:       #23808F;
  --teal-deep:  #17606C;
  --br-green:   #1E5B3C;

  --shadow: 0 1px 2px rgba(35,43,54,0.05), 0 10px 30px rgba(35,43,54,0.08);
  --radius: 14px;
  --sans: 'Segoe UI', system-ui, sans-serif;
  --serif: Georgia, 'Times New Roman', serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--serif);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; }

:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- NAV ---------- */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 3rem;
  background: rgba(250,247,239,0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--ink);
  text-decoration: none;
  text-transform: uppercase;
  font-family: var(--serif);
  white-space: nowrap;
}

.logo img {
  height: 42px; width: 42px;
  border-radius: 50%;
  object-fit: cover;
}

.logo .logo-division {
  display: block;
  font-family: var(--sans);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--teal-deep);
}

nav ul { list-style: none; display: flex; gap: 1.4rem; align-items: center; }

nav ul a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.76rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  font-family: var(--sans);
  transition: color 0.2s;
}

nav ul a:hover { color: var(--gold-deep); }
nav ul a[aria-current="page"] { color: var(--ink); font-weight: 700; }

.nav-cta {
  padding: 0.45rem 1rem;
  background: var(--gold);
  color: var(--ink) !important;
  border-radius: 6px;
  font-weight: 700;
}
.nav-cta:hover { background: var(--gold-soft); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--ink);
  margin: 5px 0;
  transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ---------- HERO ---------- */
.hero {
  min-height: 92vh;
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-img { position: absolute; inset: 0; background-position: center; background-size: cover; }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
    rgba(23,28,20,0.25) 0%,
    rgba(23,28,20,0.35) 45%,
    rgba(23,28,20,0.82) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 4rem 3rem;
  max-width: 860px;
  color: #F6F2E8;
}

.hero-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-soft);
  margin-bottom: 1rem;
  font-family: var(--sans);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-eyebrow::before { content: ''; display: block; width: 28px; height: 1px; background: var(--gold-soft); }

.hero h1 {
  font-size: clamp(2.3rem, 5.5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
  color: #FBF8F1;
}

.hero-sub {
  font-size: 1.08rem;
  color: #E4DECF;
  font-family: var(--sans);
  letter-spacing: 0.02em;
  max-width: 620px;
}

.hero-actions { margin-top: 2rem; display: flex; gap: 1rem; flex-wrap: wrap; }

/* ---------- SECTIONS ---------- */
section { padding: 5.5rem 3rem; max-width: 1140px; margin: 0 auto; }

.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 0.75rem;
  font-family: var(--sans);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-label::before { content: ''; display: block; width: 22px; height: 1px; background: var(--gold-deep); }

.section-label.teal { color: var(--teal-deep); }
.section-label.teal::before { background: var(--teal-deep); }

.section-title {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 1.25rem;
  line-height: 1.15;
  color: var(--ink);
}

.section-intro {
  color: var(--muted);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.85;
  max-width: 720px;
  margin-bottom: 2.5rem;
}

.divider { height: 1px; background: var(--line); max-width: 1140px; margin: 0 auto; }

.band { background: var(--cream-2); }
.band-dark { background: var(--navy); color: #EDF1F4; }

/* ---------- BUTTONS ---------- */
.btn-primary, .btn-secondary, .btn-teal {
  display: inline-block;
  padding: 0.8rem 1.9rem;
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-radius: 8px;
  font-family: var(--sans);
  border: none;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.15s;
}

.btn-primary { background: var(--gold); color: #221A08; }
.btn-primary:hover { background: var(--gold-soft); transform: translateY(-1px); }

.btn-secondary { border: 1.5px solid currentColor; color: var(--ink); background: transparent; padding: calc(0.8rem - 1.5px) calc(1.9rem - 1.5px); }
.btn-secondary:hover { color: var(--gold-deep); transform: translateY(-1px); }
.hero .btn-secondary, .band-dark .btn-secondary { color: #F3EFE4; }
.hero .btn-secondary:hover, .band-dark .btn-secondary:hover { color: var(--gold-soft); }

.btn-teal { background: var(--teal-deep); color: #FFFFFF; }
.btn-teal:hover { background: var(--teal); transform: translateY(-1px); }

/* ---------- STATS ---------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.5rem 1rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.stat-number { font-size: 1.5rem; font-weight: 700; color: var(--green-deep); line-height: 1.25; margin-bottom: 0.35rem; }

.stat-label {
  font-size: 0.73rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: var(--sans);
}

/* ---------- BUSINESS PATH CARDS ---------- */
.path-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

.path-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  border-top: 4px solid var(--gold);
  transition: transform 0.2s, box-shadow 0.2s;
}

.path-card:hover { transform: translateY(-3px); box-shadow: 0 2px 4px rgba(35,43,54,0.06), 0 16px 40px rgba(35,43,54,0.12); }

.path-card.roots { border-top-color: var(--teal-deep); }

.path-card img.path-logo { height: 84px; width: auto; object-fit: contain; }
.path-card img.path-logo.round { width: 84px; border-radius: 50%; object-fit: cover; }

.path-card h3 { font-size: 1.35rem; color: var(--ink); }

.path-card .path-tag {
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-deep);
  font-weight: 600;
}

.path-card p { color: var(--muted); font-family: var(--sans); font-size: 0.95rem; line-height: 1.8; flex: 1; }

/* ---------- STORY ---------- */
.story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: start; }

.story-text p { color: var(--muted); margin-bottom: 1.25rem; font-size: 1rem; line-height: 1.85; font-family: var(--sans); }
.story-text p strong { color: var(--ink); }

.story-img { border-radius: 12px; overflow: hidden; }
.story-img img { width: 100%; height: 420px; object-fit: cover; display: block; border-radius: 12px; }

.story-img-caption {
  font-size: 0.78rem;
  color: var(--muted);
  font-family: var(--sans);
  margin-top: 0.75rem;
  text-align: center;
  font-style: italic;
}

/* ---------- PHOTO GRID ---------- */
.photo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.photo-grid img { width: 100%; height: 300px; object-fit: cover; border-radius: 10px; display: block; }

/* ---------- FEATURE / GROW CARDS ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.5rem; }

.feature-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.feature-card:hover { transform: translateY(-3px); box-shadow: 0 2px 4px rgba(35,43,54,0.06), 0 16px 40px rgba(35,43,54,0.12); }

.feature-card img { width: 100%; height: 180px; object-fit: cover; display: block; }

.feature-body { padding: 1.5rem; flex: 1; }

.feature-title { font-size: 1.05rem; font-weight: 700; color: var(--ink); margin-bottom: 0.6rem; }

.feature-desc { color: var(--muted); font-size: 0.88rem; line-height: 1.75; font-family: var(--sans); }
.feature-desc a { color: var(--green-deep); }

/* ---------- FIELD SENSOR PANEL ---------- */
.field-sensor-visual {
  background: var(--card);
  border-radius: 12px;
  padding: 1.75rem 2rem;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.field-sensor-visual .panel-heading {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-deep);
  font-family: var(--sans);
  font-weight: 700;
  margin-bottom: 0.9rem;
}

.field-sensor-metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
}

.field-sensor-metric:last-child { border-bottom: none; }

.field-sensor-metric-label { font-size: 0.82rem; color: var(--muted); font-family: var(--sans); letter-spacing: 0.03em; }

.field-sensor-metric-value { font-size: 0.9rem; color: var(--green-deep); font-family: Consolas, monospace; font-weight: 600; }

/* ---------- CONTACT SPLIT ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

.contact-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.25rem;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--gold);
}

.contact-card.roots { border-top-color: var(--teal-deep); }

.contact-card h3 { font-size: 1.2rem; margin-bottom: 0.5rem; }

.contact-card p { color: var(--muted); font-family: var(--sans); font-size: 0.92rem; line-height: 1.8; margin-bottom: 1rem; }

.contact-card a.plain { color: var(--green-deep); text-decoration: none; font-weight: 600; }
.contact-card a.plain:hover { text-decoration: underline; }

.contact-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 1.25rem; }

/* ---------- FORMS ---------- */
.form-group { margin-bottom: 1.2rem; }

.form-group label {
  display: block;
  font-size: 0.76rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink);
  font-weight: 700;
  font-family: var(--sans);
  margin-bottom: 0.4rem;
}

.form-group .optional { color: var(--muted); font-weight: 400; text-transform: none; letter-spacing: 0.02em; }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: #FFFFFF;
  border: 1px solid #CFC6B0;
  border-radius: 8px;
  color: var(--ink);
  font-size: 0.92rem;
  font-family: var(--sans);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--teal-deep);
  box-shadow: 0 0 0 3px rgba(35,128,143,0.18);
}

.form-group textarea { resize: vertical; min-height: 100px; }

.form-group .error-msg {
  display: none;
  color: #A13333;
  font-size: 0.78rem;
  font-family: var(--sans);
  margin-top: 0.35rem;
}

.form-group.invalid input,
.form-group.invalid select,
.form-group.invalid textarea { border-color: #A13333; }
.form-group.invalid .error-msg { display: block; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-submit { margin-top: 1.5rem; }

.form-success {
  background: #EAF3E7;
  border: 1px solid #9DBE92;
  color: #2E4A26;
  border-radius: 10px;
  padding: 1rem 1.5rem;
  font-family: var(--sans);
  font-size: 0.92rem;
  margin-bottom: 1.5rem;
}

/* ---------- BASIN ROOTS: monitor cards ---------- */
.monitor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }

@media (max-width: 900px) {
  .monitor-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .monitor-grid { grid-template-columns: 1fr; }
}

.monitor-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--teal-deep);
  border-radius: 10px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.monitor-card h3 { font-size: 1rem; margin-bottom: 0.5rem; color: var(--ink); }
.monitor-card p { color: var(--muted); font-family: var(--sans); font-size: 0.86rem; line-height: 1.7; }

/* ---------- BASIN ROOTS: how it works ---------- */
.steps-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  counter-reset: step;
  list-style: none;
}

.step {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow);
  position: relative;
  counter-increment: step;
}

.step::before {
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--teal-deep);
  color: #fff;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.9rem;
}

.step:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -0.95rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--teal-deep);
  font-family: var(--sans);
  font-size: 1.2rem;
  z-index: 1;
}

.step h3 { font-size: 1rem; margin-bottom: 0.4rem; }
.step p { color: var(--muted); font-family: var(--sans); font-size: 0.84rem; line-height: 1.65; }

details.tech-notes {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-top: 1.5rem;
  font-family: var(--sans);
}

details.tech-notes summary {
  cursor: pointer;
  padding: 1rem 1.5rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--teal-deep);
}

details.tech-notes .tech-body { padding: 0 1.5rem 1.25rem; color: var(--muted); font-size: 0.88rem; line-height: 1.8; }

/* ---------- BASIN ROOTS: case study ---------- */
.case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

.case-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.case-item img { width: 100%; height: 260px; object-fit: cover; display: block; }
.case-item img.contain { object-fit: contain; background: #14181D; }

.case-body { padding: 1.5rem; }
.case-body h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.case-body p { color: var(--muted); font-family: var(--sans); font-size: 0.88rem; line-height: 1.75; }

/* ---------- QUOTE ---------- */
.pull-quote {
  border-left: 4px solid var(--teal-deep);
  background: var(--card);
  border-radius: 0 12px 12px 0;
  padding: 1.5rem 2rem;
  font-size: 1.15rem;
  font-style: italic;
  color: var(--ink);
  box-shadow: var(--shadow);
  max-width: 640px;
}

/* ---------- FOOTER ---------- */
footer {
  text-align: center;
  padding: 2.5rem 3rem;
  border-top: 1px solid var(--line);
  background: var(--cream-2);
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  font-family: var(--sans);
}

footer a { color: var(--gold-deep); text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer p + p { margin-top: 0.5rem; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1220px) {
  nav { padding: 0.75rem 1.5rem; }
  .nav-toggle { display: block; }
  nav ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(250,247,239,0.98);
    padding: 1rem 1.5rem;
    gap: 0;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
  }
  nav ul.open { display: flex; }
  nav ul li { padding: 0.7rem 0; border-bottom: 1px solid var(--line); }
  nav ul li:last-child { border-bottom: none; }
  .nav-cta { display: inline-block; margin-top: 0.25rem; }
  .steps-flow { grid-template-columns: 1fr 1fr; }
  .step:not(:last-child)::after { display: none; }
}

@media (max-width: 768px) {
  section { padding: 3.5rem 1.25rem; }
  .hero-content { padding: 3rem 1.25rem; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .path-grid, .story-grid, .photo-grid, .contact-grid, .case-grid { grid-template-columns: 1fr; }
  .story-grid { gap: 2rem; }
  .steps-flow { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .path-card { padding: 1.75rem; }
  footer { padding: 1.75rem 1.25rem; }
}