/* ============================================================
   SOUTHLINE MORTGAGE — design tokens
   Concept: "the line" — a surveyor's / horizon line that runs
   through the site as a wayfinding device, sitting at different
   heights per section (Nashville hill country → Gulf coast flat).
   ============================================================ */

:root {
  --ink:          #16222E;   /* primary text, near-navy black */
  --dusk:         #1E3350;   /* dark section background */
  --dusk-deep:    #142438;
  --brass:        #B08D57;   /* the line */
  --brass-light:  #D9BD8B;
  --stone:        #E7E4DC;   /* page background, warm-gray, not cream */
  --paper:        #F7F6F2;   /* card / panel background */
  --slate:        #4B5561;   /* body copy */
  --slate-soft:   #7A8590;
  --white:        #FFFFFF;
  --line-hair:    rgba(22,34,46,0.12);
  --line-hair-lt: rgba(247,246,242,0.22);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Work Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, Menlo, monospace;

  --max-w: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--stone);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.6rem, 5vw, 4.4rem); font-weight: 500; }
h2 { font-size: clamp(1.9rem, 3.2vw, 2.7rem); }
h3 { font-size: 1.3rem; }

p { margin: 0 0 1.1em; color: var(--slate); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--brass);
  display: inline-block;
}

.lede {
  font-size: 1.15rem;
  color: var(--slate);
  max-width: 58ch;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 26px;
  border-radius: 2px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--dusk); }
.btn-line {
  background: transparent;
  color: var(--paper);
  border-color: var(--line-hair-lt);
}
.btn-line:hover { border-color: var(--brass); color: var(--brass-light); }
.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-hair);
}
.btn-outline:hover { border-color: var(--brass); color: var(--brass); }

/* ---------- nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(231,228,220,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-hair);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}
.brand-mark {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand-mark em {
  font-style: normal;
  color: var(--brass);
}
.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate-soft);
  display: none;
}
@media (min-width: 640px) { .brand-sub { display: inline; } }

.nav-links {
  display: none;
  gap: 34px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.92rem;
  font-weight: 500;
}
@media (min-width: 860px) { .nav-links { display: flex; } }

.nav-links a {
  text-decoration: none;
  color: var(--slate);
  position: relative;
  padding-bottom: 4px;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--brass);
}

.nav-cta { display: none; }
@media (min-width: 860px) { .nav-cta { display: inline-flex; } }

.nav-toggle {
  display: inline-flex;
  border: none;
  background: none;
  cursor: pointer;
  padding: 6px;
}
@media (min-width: 860px) { .nav-toggle { display: none; } }
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 2px;
  border-top: 1px solid var(--line-hair);
  background: var(--paper);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 16px 32px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 500;
  border-bottom: 1px solid var(--line-hair);
}

/* ---------- the horizon line ---------- */
.horizon {
  position: relative;
  height: 1px;
  background: var(--brass);
  width: 100%;
  transform-origin: left;
  animation: draw-line 1.1s ease-out both;
}
@keyframes draw-line {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}
@media (prefers-reduced-motion: reduce) {
  .horizon { animation: none; }
}

/* ---------- hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--dusk) 0%, var(--dusk) 58%, var(--dusk-deep) 100%);
  color: var(--paper);
  position: relative;
  overflow: hidden;
  padding: 96px 0 0;
}
.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px 120px;
  position: relative;
  z-index: 2;
}
.hero h1 { color: var(--white); max-width: 15ch; }
.hero .lede { color: rgba(247,246,242,0.78); }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 34px; }

.hero-line-field {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 220px;
  z-index: 1;
  pointer-events: none;
}
.hero-line-field svg { width: 100%; height: 100%; display: block; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 28px;
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--line-hair-lt);
  max-width: 720px;
}
.stat-num {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  color: var(--brass-light);
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.82rem;
  color: rgba(247,246,242,0.6);
  margin-top: 4px;
}

/* ---------- sections ---------- */
section { padding: 88px 0; }
.section-tight { padding: 64px 0; }
.section-alt { background: var(--paper); }
.section-dark {
  background: var(--dusk);
  color: var(--paper);
}
.section-dark p { color: rgba(247,246,242,0.72); }
.section-dark h2 { color: var(--white); }

.section-head {
  max-width: 640px;
  margin-bottom: 52px;
}

/* ---------- grid / cards ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--line-hair);
  border: 1px solid var(--line-hair);
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1px;
  background: var(--line-hair);
  border: 1px solid var(--line-hair);
}
.card {
  background: var(--paper);
  padding: 36px 32px;
}
.card .index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--brass);
  letter-spacing: 0.1em;
  margin-bottom: 14px;
  display: block;
}
.card h3 { margin-bottom: 10px; }
.card p { margin-bottom: 0; font-size: 0.95rem; }

/* program list rows */
.program-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 28px;
  padding: 34px 0;
  border-bottom: 1px solid var(--line-hair);
  align-items: start;
}
.program-row:first-of-type { border-top: 1px solid var(--line-hair); }
.program-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--brass);
  padding-top: 6px;
}
.program-body h3 { margin-bottom: 8px; }
.program-body p { margin-bottom: 0; max-width: 62ch; }

@media (max-width: 640px) {
  .program-row { grid-template-columns: 1fr; gap: 8px; }
}

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--ink);
  color: var(--paper);
  padding: 72px 0;
  text-align: center;
}
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(247,246,242,0.7); max-width: 52ch; margin-left: auto; margin-right: auto; }
.cta-band .hero-actions { justify-content: center; }

/* ---------- footer / compliance plate ---------- */
.site-footer {
  background: var(--dusk-deep);
  color: rgba(247,246,242,0.75);
  padding: 64px 0 0;
  font-size: 0.88rem;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line-hair-lt);
}
@media (max-width: 780px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
.footer-brand .brand-mark { color: var(--white); }
.footer-brand p { color: rgba(247,246,242,0.55); font-size: 0.86rem; margin-top: 12px; max-width: 32ch; }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass-light);
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { text-decoration: none; color: rgba(247,246,242,0.75); }
.footer-col a:hover { color: var(--brass-light); }

.placeholder {
  color: #E8B95C;
  background: rgba(232,185,92,0.12);
  padding: 1px 6px;
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.8em;
}

.compliance {
  padding: 32px 0 40px;
}
.compliance p {
  color: rgba(247,246,242,0.5);
  font-size: 0.8rem;
  line-height: 1.7;
  margin-bottom: 14px;
}
.compliance strong { color: rgba(247,246,242,0.75); }

.ehl-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.ehl-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--brass-light);
  border: 1px solid var(--line-hair-lt);
  padding: 8px 12px;
}

.bottom-bar {
  border-top: 1px solid var(--line-hair-lt);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.78rem;
  color: rgba(247,246,242,0.45);
}

/* ---------- page hero (interior pages) ---------- */
.page-hero {
  background: var(--dusk);
  color: var(--paper);
  padding: 72px 0 56px;
}
.page-hero h1 { color: var(--white); max-width: 22ch; }
.page-hero .lede { color: rgba(247,246,242,0.72); }

/* ---------- calculator ---------- */
.calc {
  background: var(--paper);
  border: 1px solid var(--line-hair);
  padding: 40px;
}
.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin-bottom: 28px;
}
@media (max-width: 560px) { .calc-grid { grid-template-columns: 1fr; } }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate-soft);
  margin-bottom: 8px;
}
.field input {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--line-hair);
  background: transparent;
  padding: 10px 2px;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--ink);
}
.field input:focus {
  outline: none;
  border-bottom-color: var(--brass);
}
.calc-result {
  border-top: 1px solid var(--line-hair);
  padding-top: 24px;
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}
.calc-result .amount {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  color: var(--ink);
}
.calc-result .amount-label {
  font-size: 0.85rem;
  color: var(--slate-soft);
}
.calc-note {
  font-size: 0.82rem;
  color: var(--slate-soft);
  margin-top: 18px;
}

/* ---------- process steps (resources) ---------- */
.steps {
  counter-reset: step;
}
.step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line-hair);
}
.step:first-child { border-top: 1px solid var(--line-hair); }
.step-num {
  font-family: var(--font-mono);
  color: var(--brass);
  font-size: 0.95rem;
}
.step h3 { margin-bottom: 6px; }
.step p { margin-bottom: 0; }

/* ---------- glossary ---------- */
.glossary dt {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  margin-top: 26px;
  color: var(--ink);
}
.glossary dd {
  margin: 6px 0 0;
  color: var(--slate);
  max-width: 62ch;
}

/* ---------- contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line-hair);
  border: 1px solid var(--line-hair);
}
@media (max-width: 780px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-panel { background: var(--paper); padding: 44px; }
.contact-panel.dark { background: var(--dusk); color: var(--paper); }
.contact-panel.dark h3 { color: var(--white); }
.contact-panel.dark p { color: rgba(247,246,242,0.72); }

.form-row { margin-bottom: 22px; }
.form-row label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate-soft);
  margin-bottom: 8px;
}
.form-row input, .form-row select, .form-row textarea {
  width: 100%;
  border: 1px solid var(--line-hair);
  background: var(--white);
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
}
.form-row textarea { resize: vertical; min-height: 100px; }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--brass);
}
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 480px) { .two-col { grid-template-columns: 1fr; } }

.contact-list { list-style: none; margin: 32px 0 0; padding: 0; }
.contact-list li {
  padding: 16px 0;
  border-top: 1px solid var(--line-hair-lt);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.contact-list .clabel {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brass-light);
}

/* ---------- values / about ---------- */
.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: start;
}
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 40px; } }

.founder-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid rgba(22, 34, 46, 0.1);
}
.founder-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brass-light, var(--brass));
  margin-top: 12px;
  display: block;
}

.pull {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.4;
  border-left: 2px solid var(--brass);
  padding-left: 24px;
}

.timeline-mark {
  display: flex;
  gap: 18px;
  align-items: baseline;
  margin-bottom: 22px;
}
.timeline-mark .yr {
  font-family: var(--font-mono);
  color: var(--brass);
  font-size: 0.85rem;
  width: 56px;
  flex-shrink: 0;
}