/* === MortgageNegotiator.ai shared stylesheet === */

:root {
  --bg-base: #0a0e14;
  --bg-elev-1: #0f141c;
  --bg-elev-2: #151b25;
  --bg-elev-3: #1c2330;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-strong: rgba(255, 255, 255, 0.12);
  --text-primary: #f4f6f8;
  --text-secondary: #b4bbc6;
  --text-tertiary: #6e7787;
  --text-quaternary: #4a5260;
  --accent: #4d8eff;
  --accent-soft: #7aa9ff;
  --accent-glow: rgba(77, 142, 255, 0.15);
  --success: #4ade80;
  --success-soft: rgba(74, 222, 128, 0.1);
  --warning: #fbbf24;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: 'Geist', -apple-system, sans-serif;
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(77, 142, 255, 0.08), transparent 60%),
    radial-gradient(ellipse 60% 40% at 100% 50%, rgba(122, 169, 255, 0.04), transparent 50%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: overlay;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  position: relative;
  z-index: 2;
}

/* === NAV === */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  background: rgba(10, 14, 20, 0.72);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-decoration: none;
  line-height: 1;
}

.logo-img {
  height: 48px;
  width: auto;
  display: block;
  filter: drop-shadow(0 2px 8px var(--accent-glow));
}

.footer-col .logo {
  font-size: 1.75rem;
}

.footer-col .logo-img {
  height: 56px;
}

@media (max-width: 720px) {
  .logo { font-size: 1.25rem; gap: 0.5rem; }
  .logo-img { height: 40px; }
  .footer-col .logo { font-size: 1.375rem; }
  .footer-col .logo-img { height: 48px; }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 450;
  transition: color 0.15s ease;
}

.nav-links a:hover { color: var(--text-primary); }
.nav-links a.active { color: var(--text-primary); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.125rem;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.18s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--text-primary);
  color: var(--bg-base);
}

.btn-primary:hover {
  background: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.12);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
}

.btn-ghost:hover {
  background: var(--bg-elev-2);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-large {
  padding: 0.875rem 1.5rem;
  font-size: 1rem;
}

@media (max-width: 900px) {
  .nav-links a:not(.btn) { display: none; }
  .nav-links .btn { display: inline-flex; }
}

/* === TYPOGRAPHY === */
h1, h2, h3 {
  font-family: 'Fraunces', Georgia, serif;
  letter-spacing: -0.025em;
  font-weight: 400;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-md);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  margin-bottom: var(--space-sm);
}

h3 {
  font-size: 1.375rem;
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.3;
}

h1 em, h2 em, h3 em {
  font-style: italic;
  font-weight: 400;
  background: linear-gradient(135deg, var(--accent-soft) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.875rem;
  border-radius: 100px;
  background: var(--success-soft);
  border: 1px solid rgba(74, 222, 128, 0.2);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--success);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
  font-family: 'Geist Mono', monospace;
}

.section-eyebrow {
  font-family: 'Geist Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.6); }
  70% { box-shadow: 0 0 0 8px rgba(74, 222, 128, 0); }
  100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

/* === SECTIONS === */
section { padding: var(--space-2xl) 0; position: relative; z-index: 2; }
.section-header { text-align: center; margin-bottom: var(--space-xl); max-width: 720px; margin-left: auto; margin-right: auto; }
.section-sub {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin: 0 auto;
}

/* === PAGE HEADER (interior pages) === */
.page-header {
  padding: var(--space-2xl) 0 var(--space-xl);
  text-align: center;
  position: relative;
}

.page-header h1 {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
}

.page-header .sub {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.6;
}

/* === CARDS === */
.card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: var(--space-lg);
  transition: all 0.25s ease;
}

.card:hover {
  border-color: var(--border-strong);
  background: var(--bg-elev-2);
}

.card-elev {
  background: linear-gradient(180deg, var(--bg-elev-2) 0%, var(--bg-elev-1) 100%);
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  padding: var(--space-lg);
}

/* === FOOTER === */
footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-xl) 0;
  color: var(--text-tertiary);
  font-size: 0.875rem;
  position: relative;
  z-index: 2;
  margin-top: var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border-subtle);
}

@media (max-width: 960px) {
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
}

@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

.footer-col h4 {
  font-family: 'Geist Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--space-sm);
  font-weight: 500;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.5rem; }

.footer-col a, footer a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.15s ease;
}

.footer-col a:hover, footer a:hover { color: var(--text-primary); }

.footer-tagline {
  color: var(--text-tertiary);
  font-size: 0.875rem;
  margin-top: 0.75rem;
  max-width: 280px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

/* === FORMS === */
.form-group { margin-bottom: var(--space-md); }

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-family: 'Geist Mono', monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-elev-1);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9375rem;
  transition: all 0.15s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea { min-height: 140px; resize: vertical; }

/* === ACCORDION (FAQ) === */
.accordion-item {
  border-bottom: 1px solid var(--border-subtle);
}

.accordion-header {
  width: 100%;
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.125rem;
  font-weight: 500;
  padding: var(--space-md) 0;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  transition: color 0.15s ease;
}

.accordion-header:hover { color: var(--accent-soft); }

.accordion-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.25s ease;
  color: var(--text-tertiary);
}

.accordion-item.open .accordion-icon { transform: rotate(45deg); color: var(--accent); }

.accordion-body {
  display: none;
  padding-bottom: var(--space-md);
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 760px;
}

.accordion-item.open .accordion-body { display: block; }

/* === CTA BAND === */
.cta-band {
  text-align: center;
  padding: var(--space-3xl) 0;
}

.cta-card {
  background: linear-gradient(135deg, var(--bg-elev-2) 0%, var(--bg-elev-1) 100%);
  border: 1px solid var(--border-strong);
  border-radius: 20px;
  padding: var(--space-2xl) var(--space-xl);
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -50%; left: 50%;
  transform: translateX(-50%);
  width: 80%; height: 100%;
  background: radial-gradient(ellipse, var(--accent-glow), transparent 60%);
  pointer-events: none;
}

.cta-card h2 { margin-bottom: var(--space-sm); position: relative; z-index: 1; }
.cta-card p { color: var(--text-secondary); font-size: 1.0625rem; margin-bottom: var(--space-lg); position: relative; z-index: 1; }
.cta-card .hero-cta-row { position: relative; z-index: 1; justify-content: center; }

/* === COMMON LAYOUTS === */
.hero-cta-row {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  flex-wrap: wrap;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

@media (max-width: 800px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* === TRUST LINE === */
.trust-line {
  margin-top: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  font-family: 'Geist Mono', monospace;
  letter-spacing: 0.02em;
  flex-wrap: wrap;
}

.trust-line span { display: inline-flex; align-items: center; gap: 0.4rem; }
.check-icon { width: 14px; height: 14px; color: var(--success); }

/* === LISTS === */
ul.bullet-list {
  list-style: none;
}

ul.bullet-list li {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  padding: 0.5rem 0;
  display: flex;
  gap: 0.625rem;
  align-items: start;
  line-height: 1.6;
}

ul.bullet-list li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 0.65rem;
  flex-shrink: 0;
}

ul.check-list { list-style: none; }
ul.check-list li {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  padding: 0.5rem 0;
  display: flex;
  gap: 0.625rem;
  align-items: start;
  line-height: 1.6;
}

ul.check-list li::before {
  content: '✓';
  color: var(--success);
  font-weight: 700;
  flex-shrink: 0;
}