/* DentalImplantsNV.com — Main Stylesheet */
:root {
  --primary: #1a6cf6;
  --primary-dark: #1258d4;
  --accent: #00c896;
  --accent-dark: #00a07a;
  --text: #1a1a2e;
  --text-light: #555;
  --text-muted: #888;
  --bg: #fff;
  --bg-light: #f7f9fc;
  --bg-dark: #0d1117;
  --border: #e8ecf0;
  --shadow: 0 2px 12px rgba(0,0,0,.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.12);
  --radius: 12px;
  --radius-sm: 8px;
  --max-w: 1200px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--text); background: var(--bg); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Layout */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { background: var(--bg); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
.site-header .container { display: flex; align-items: center; gap: 24px; height: 64px; }
.logo { display: flex; align-items: center; gap: 8px; font-size: 1.1rem; font-weight: 700; color: var(--text); white-space: nowrap; }
.logo:hover { text-decoration: none; }
.logo-icon { font-size: 1.3rem; }
.logo-dot { color: var(--primary); }
.logo-footer { font-size: 1.2rem; }
.main-nav { display: flex; gap: 4px; margin-left: auto; flex-wrap: wrap; }
.main-nav a { padding: 6px 12px; border-radius: var(--radius-sm); color: var(--text-light); font-size: .875rem; font-weight: 500; transition: all .15s; }
.main-nav a:hover { background: var(--bg-light); color: var(--text); text-decoration: none; }
.btn-header { background: var(--primary); color: #fff; padding: 8px 18px; border-radius: var(--radius-sm); font-size: .875rem; font-weight: 600; white-space: nowrap; transition: background .15s; }
.btn-header:hover { background: var(--primary-dark); text-decoration: none; }

/* Breadcrumb */
.breadcrumb { background: var(--bg-light); border-bottom: 1px solid var(--border); padding: 10px 0; font-size: .8125rem; color: var(--text-muted); }
.breadcrumb a { color: var(--primary); }
.breadcrumb a:hover { text-decoration: underline; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 24px; border-radius: var(--radius-sm); font-size: .9375rem; font-weight: 600; cursor: pointer; border: 2px solid transparent; transition: all .15s; text-decoration: none; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-secondary:hover { background: var(--bg-light); }
.btn-ghost { background: transparent; color: var(--primary); border-color: var(--border); }
.btn-ghost:hover { background: var(--bg-light); }
.btn-outline { background: transparent; color: var(--text); border-color: var(--border); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-full { width: 100%; }

/* Hero */
.home-hero { background: linear-gradient(135deg, #0d1117 0%, #1a1f35 50%, #1a2a4a 100%); padding: 80px 0 70px; }
.home-hero .hero-content { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-text h1 { font-size: 2.75rem; font-weight: 800; line-height: 1.15; color: #fff; }
.hero-accent { color: var(--accent); }
.hero-subtitle { margin-top: 16px; color: rgba(255,255,255,.7); font-size: 1.0625rem; line-height: 1.6; }

/* AI Search Widget */
.ai-search-widget { background: rgba(255,255,255,.06); backdrop-filter: blur(12px); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 24px; }
.ai-search-header { margin-bottom: 16px; }
.ai-indicator { display: inline-flex; align-items: center; gap: 8px; background: rgba(0,200,150,.12); border: 1px solid rgba(0,200,150,.3); border-radius: 20px; padding: 4px 12px; font-size: .8125rem; color: var(--accent); font-weight: 500; }
.ai-pulse { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100% { opacity:1; transform:scale(1); } 50% { opacity:.5; transform:scale(1.3); } }
.search-bar-wrap { display: flex; gap: 8px; }
.ai-search-input { flex: 1; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); border-radius: var(--radius-sm); padding: 12px 16px; color: #fff; font-size: .9375rem; font-family: var(--font); outline: none; transition: border-color .15s; }
.ai-search-input::placeholder { color: rgba(255,255,255,.4); }
.ai-search-input:focus { border-color: var(--accent); }
.search-btn { background: var(--primary); color: #fff; border: none; border-radius: var(--radius-sm); padding: 12px 20px; font-size: .9375rem; font-weight: 600; cursor: pointer; white-space: nowrap; transition: background .15s; }
.search-btn:hover { background: var(--primary-dark); }
.ai-suggestions { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.ai-suggestion-chip { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15); border-radius: 20px; padding: 5px 12px; font-size: .8125rem; color: rgba(255,255,255,.7); cursor: pointer; transition: all .15s; }
.ai-suggestion-chip:hover { background: rgba(255,255,255,.15); color: #fff; }
.ai-results { margin-top: 16px; }
.ai-result-card { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-sm); padding: 14px; margin-bottom: 8px; cursor: pointer; transition: all .15s; }
.ai-result-card:hover { background: rgba(255,255,255,.14); }
.ai-result-card h4 { color: #fff; font-size: .9375rem; margin-bottom: 4px; }
.ai-result-card p { color: rgba(255,255,255,.6); font-size: .8125rem; }

/* Hero Section (inner pages) */
.hero-section { background: linear-gradient(135deg, #0d1117, #1a2a4a); padding: 60px 0 50px; }
.ai-answer-box { max-width: 860px; }
.ai-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(0,200,150,.12); border: 1px solid rgba(0,200,150,.3); border-radius: 20px; padding: 5px 14px; font-size: .8125rem; color: var(--accent); font-weight: 500; margin-bottom: 16px; }
.ai-dot { width: 7px; height: 7px; background: var(--accent); border-radius: 50%; animation: pulse 1.5s infinite; }
.page-title { font-size: 2.4rem; font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: 16px; }
.ai-answer { color: rgba(255,255,255,.8); font-size: 1.0625rem; line-height: 1.7; margin-bottom: 28px; }
.hero-stats { display: flex; gap: 32px; margin-bottom: 28px; }
.stat { display: flex; flex-direction: column; }
.stat-num { font-size: 1.5rem; font-weight: 700; color: var(--accent); }
.stat-label { font-size: .8125rem; color: rgba(255,255,255,.5); margin-top: 2px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* Quiz */
.quiz-section, .home-quiz { padding: 60px 0; background: var(--bg-light); }
.home-quiz .quiz-intro { text-align: center; margin-bottom: 32px; }
.home-quiz .quiz-intro h2 { font-size: 2rem; font-weight: 700; margin-bottom: 8px; }
.home-quiz .quiz-intro p { color: var(--text-light); font-size: 1.0625rem; }
.quiz-card { background: var(--bg); border-radius: var(--radius); box-shadow: var(--shadow-lg); max-width: 680px; margin: 0 auto; overflow: hidden; }
.home-quiz-card { max-width: 720px; }
.quiz-header { background: var(--primary); color: #fff; padding: 24px 28px; }
.quiz-header h2 { font-size: 1.3rem; margin-bottom: 4px; }
.quiz-header p { font-size: .875rem; opacity: .85; }
.quiz-progress { padding: 16px 28px 0; display: flex; align-items: center; gap: 16px; }
.progress-bar { flex: 1; height: 6px; background: var(--border); border-radius: 3px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--primary); border-radius: 3px; width: 0%; transition: width .4s ease; }
#quiz-step-label { font-size: .8125rem; color: var(--text-muted); white-space: nowrap; }
.quiz-body { padding: 28px; }
.quiz-step { display: none; }
.quiz-step.active { display: block; animation: fadeIn .25s ease; }
@keyframes fadeIn { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:none; } }
.quiz-question { font-size: 1.1rem; font-weight: 600; margin-bottom: 20px; color: var(--text); }
.quiz-options { display: flex; flex-direction: column; gap: 10px; }
.quiz-options.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.quiz-opt { background: var(--bg-light); border: 2px solid var(--border); border-radius: var(--radius-sm); padding: 14px 18px; font-size: .9375rem; font-weight: 500; color: var(--text); cursor: pointer; text-align: left; transition: all .15s; font-family: var(--font); }
.quiz-opt:hover { border-color: var(--primary); background: #eff6ff; color: var(--primary); }
.quiz-opt.selected { border-color: var(--primary); background: #eff6ff; color: var(--primary); }
.quiz-input { width: 100%; background: var(--bg-light); border: 2px solid var(--border); border-radius: var(--radius-sm); padding: 14px 18px; font-size: .9375rem; color: var(--text); outline: none; font-family: var(--font); margin-bottom: 10px; }
.quiz-input:focus { border-color: var(--primary); }
.quiz-opt-continue { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; text-align: center; }
.quiz-opt-continue:hover { background: var(--primary-dark); }
.quiz-result-content { text-align: center; }
.result-icon { font-size: 3rem; margin-bottom: 12px; }
.result-match { margin-bottom: 24px; }
.match-badge { display: inline-block; background: #e6f9f0; color: #00a07a; border-radius: 20px; padding: 4px 14px; font-size: .8125rem; font-weight: 600; margin-bottom: 12px; }
.quiz-result-content h3 { font-size: 1.3rem; margin-bottom: 8px; }
.quiz-result-content p { color: var(--text-light); margin-bottom: 0; }

/* Lead Form */
.lead-form { text-align: left; margin-top: 20px; }
.lead-form h4 { font-size: 1rem; margin-bottom: 12px; color: var(--text); }
.lead-form input { width: 100%; border: 2px solid var(--border); border-radius: var(--radius-sm); padding: 12px 16px; font-size: .9375rem; color: var(--text); font-family: var(--font); outline: none; margin-bottom: 10px; background: var(--bg-light); transition: border-color .15s; }
.lead-form input:focus { border-color: var(--primary); background: #fff; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.lead-form .btn { margin-top: 4px; }
.form-disclaimer { text-align: center; font-size: .8125rem; color: var(--text-muted); margin-top: 10px; }

/* Content */
.content-section { padding: 60px 0; }
.content-grid { display: grid; grid-template-columns: 1fr 320px; gap: 48px; align-items: start; }
.main-content h2 { font-size: 1.7rem; font-weight: 700; margin: 36px 0 16px; color: var(--text); }
.main-content h2:first-child { margin-top: 0; }
.main-content p { color: var(--text-light); line-height: 1.8; margin-bottom: 16px; }
.long-description { font-size: 1.0rem; }
.long-description p { margin-bottom: 16px; color: var(--text-light); line-height: 1.8; }

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.faq-item summary { padding: 16px 20px; font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.3rem; color: var(--primary); transition: transform .2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-answer { padding: 0 20px 16px; color: var(--text-light); line-height: 1.7; }

/* Sidebar */
.sidebar { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 80px; }
.sidebar-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.sidebar-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; }
.sidebar-card p { font-size: .9rem; color: var(--text-light); margin-bottom: 12px; }
.cta-card { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; }
.cta-card h3, .cta-card p { color: #fff; }
.cta-card p { opacity: .85; }
.cost-range { font-size: 1.6rem; font-weight: 700; color: var(--accent); margin: 8px 0; }
.learn-more { font-size: .875rem; color: var(--primary); font-weight: 500; }
.nearby-list { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.nearby-list li a { font-size: .9rem; color: var(--primary); }

/* Grids */
.proc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.proc-card { display: flex; flex-direction: column; gap: 4px; background: var(--bg-light); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px 18px; transition: all .15s; }
.proc-card:hover { border-color: var(--primary); background: #eff6ff; text-decoration: none; }
.proc-card.tier-1 { border-left: 3px solid var(--primary); }
.proc-name { font-weight: 600; color: var(--text); font-size: .9375rem; }
.proc-searches { font-size: .8125rem; color: var(--text-muted); }

.hood-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.hood-card { display: flex; flex-direction: column; gap: 2px; background: var(--bg-light); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 16px; transition: all .15s; }
.hood-card:hover { border-color: var(--primary); background: #eff6ff; text-decoration: none; }
.hood-name { font-weight: 600; font-size: .9375rem; color: var(--text); }
.hood-region { font-size: .8125rem; color: var(--text-muted); }

.area-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.area-card { display: flex; flex-direction: column; gap: 2px; background: var(--bg-light); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 16px; transition: all .15s; }
.area-card:hover { border-color: var(--primary); background: #eff6ff; text-decoration: none; }
.area-name { font-weight: 600; font-size: .9375rem; color: var(--text); }
.area-city { font-size: .8125rem; color: var(--text-muted); }

.area-list-full { display: flex; flex-wrap: wrap; gap: 8px; }
.area-item { background: var(--bg-light); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 14px; font-size: .875rem; color: var(--text); transition: all .15s; }
.area-item:hover { border-color: var(--primary); color: var(--primary); text-decoration: none; }

/* Sections */
.procedures-section, .areas-section, .trust-section { padding: 60px 0; }
.procedures-section { background: var(--bg-light); }
.section-title { font-size: 1.8rem; font-weight: 700; margin-bottom: 28px; }
.view-all { text-align: center; margin-top: 28px; }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.trust-item { text-align: center; padding: 28px 20px; background: var(--bg-light); border-radius: var(--radius); }
.trust-icon { font-size: 2.2rem; display: block; margin-bottom: 14px; }
.trust-item h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.trust-item p { font-size: .9rem; color: var(--text-light); line-height: 1.6; }

/* Related links */
.related-links { background: var(--bg-light); border-top: 1px solid var(--border); padding: 32px 0; }
.related-links .container { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.related-section h3 { font-size: .9375rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 12px; }
.link-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.link-cloud a { background: var(--bg); border: 1px solid var(--border); border-radius: 20px; padding: 5px 12px; font-size: .8125rem; color: var(--text-light); transition: all .15s; }
.link-cloud a:hover { border-color: var(--primary); color: var(--primary); text-decoration: none; }

/* Page Header (proc index) */
.page-header { padding: 40px 0 20px; }
.page-header h1 { font-size: 2.2rem; font-weight: 800; color: #fff; margin-bottom: 8px; }
.page-header .subtitle { color: rgba(255,255,255,.7); font-size: 1.0625rem; }
.hood-grid-section { padding: 48px 0; }

/* Footer */
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,.7); padding: 56px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand p { font-size: .9rem; line-height: 1.7; margin-top: 12px; }
.footer-phone { color: var(--accent); font-weight: 600; margin-top: 8px; }
.footer-col h4 { color: #fff; font-size: .9375rem; margin-bottom: 14px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-col a { font-size: .875rem; color: rgba(255,255,255,.6); transition: color .15s; }
.footer-col a:hover { color: #fff; text-decoration: none; }
.footer-bottom { padding: 20px 0; }
.footer-bottom p { font-size: .8125rem; color: rgba(255,255,255,.4); line-height: 1.6; }
.footer-bottom a { color: rgba(255,255,255,.5); }
.footer-bottom .disclaimer { margin-top: 6px; }
.partner-badge-wrap { margin-top: 16px; }
.partner-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.18);
  border-radius: 8px; padding: 10px 16px;
  color: rgba(255,255,255,.75); font-size: .8125rem; text-decoration: none;
  transition: background .2s, border-color .2s;
}
.partner-badge:hover { background: rgba(255,255,255,.13); border-color: rgba(255,255,255,.35); text-decoration: none; color: #fff; }
.partner-badge-icon { font-size: 1.1rem; flex-shrink: 0; }
.partner-badge-text { line-height: 1.4; }
.partner-badge-text strong { color: #fff; }
.partner-badge-arrow { font-size: 1rem; flex-shrink: 0; color: var(--accent); }

/* Responsive */
@media (max-width: 1024px) {
  .home-hero .hero-content { grid-template-columns: 1fr; gap: 40px; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .main-nav { display: none; }
  .content-grid { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .hero-cta { flex-direction: column; }
  .hero-text h1 { font-size: 2rem; }
  .page-title { font-size: 1.8rem; }
  .trust-grid { grid-template-columns: 1fr; }
  .related-links .container { grid-template-columns: 1fr; }
  .quiz-options.grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .proc-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .proc-grid { grid-template-columns: 1fr; }
  .area-grid { grid-template-columns: 1fr 1fr; }
}