/* STRONG AC - TOP 0.01% PREMIUM HVAC WEBSITE */

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
:root {
    --primary: #1e40af;
    --primary-dark: #1e3a8a;
    --accent: #dc2626;
    --dark: #0f172a;
    --text: #1f2937;
    --text-light: #6b7280;
    --bg: #f8fafc;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
}

body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; color: var(--text); background: var(--bg); line-height: 1.6; overflow-x: hidden; }

/* NAVBAR */
.navbar { background: var(--white); border-bottom: 2px solid var(--border); position: sticky; top: 0; z-index: 1000; box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.nav-container { max-width: 1400px; margin: 0 auto; padding: 16px 28px; display: flex; justify-content: space-between; align-items: center; gap: 40px; }
.nav-brand h1 { font-size: 28px; font-weight: 800; background: linear-gradient(135deg, var(--accent), var(--primary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.nav-badge { font-size: 11px; color: var(--text-light); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }
.nav-menu { display: flex; gap: 32px; align-items: center; flex: 1; }
.nav-link { color: var(--text); text-decoration: none; font-weight: 600; font-size: 14px; position: relative; transition: all 0.3s ease; }
.nav-link::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: linear-gradient(90deg, var(--accent), var(--primary)); transition: width 0.3s ease; }
.nav-link:hover::after { width: 100%; }
.nav-cta { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; border: none; padding: 12px 28px; border-radius: 8px; font-weight: 700; cursor: pointer; transition: all 0.3s ease; box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3); text-transform: uppercase; letter-spacing: 0.5px; }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(30, 64, 175, 0.4); }
.nav-agency { width: 120px; cursor: pointer; transition: all 0.3s ease; }
.agency-small-logo { width: 100%; height: auto; transition: all 0.3s ease; }
.nav-agency:hover .agency-small-logo { filter: drop-shadow(0 4px 12px rgba(30, 64, 175, 0.3)); transform: scale(1.05); }

/* HERO */
.hero { position: relative; height: 100vh; display: flex; align-items: center; justify-content: center; overflow: hidden; background: var(--dark); }
.hero-background { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-size: cover; background-position: center; background-attachment: fixed; z-index: 1; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(135deg, rgba(30, 64, 175, 0.6), rgba(220, 38, 38, 0.5)), linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.5)); z-index: 2; }
.hero-content { position: relative; z-index: 3; text-align: center; color: white; max-width: 900px; margin: 0 auto; padding: 40px; animation: fadeInUp 1s ease-out; }
.hero-badge { display: inline-block; background: rgba(255,255,255,0.15); border: 2px solid rgba(255,255,255,0.3); padding: 12px 24px; border-radius: 50px; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 24px; backdrop-filter: blur(10px); }
.hero-title { font-size: 72px; font-weight: 900; line-height: 1.1; margin-bottom: 16px; text-shadow: 0 8px 32px rgba(0,0,0,0.4); letter-spacing: -2px; }
.hero-subtitle { font-size: 24px; font-weight: 300; margin-bottom: 40px; text-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.hero-cta-group { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }
.btn { padding: 16px 40px; border: none; border-radius: 10px; font-weight: 700; cursor: pointer; transition: all 0.3s ease; font-size: 16px; text-transform: uppercase; letter-spacing: 1px; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; box-shadow: 0 8px 24px rgba(30, 64, 175, 0.4); }
.btn-primary:hover { transform: translateY(-4px); box-shadow: 0 12px 36px rgba(30, 64, 175, 0.5); }
.btn-secondary { background: rgba(255,255,255,0.2); color: white; border: 2px solid rgba(255,255,255,0.4); backdrop-filter: blur(10px); }
.btn-secondary:hover { background: rgba(255,255,255,0.3); border-color: white; }
.phone-icon { margin-right: 8px; }
.hero-scroll-indicator { position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%); animation: bounce 2s infinite; }
.hero-scroll-indicator span { color: white; font-weight: 600; font-size: 14px; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes bounce { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(10px); } }

/* MAIN CONTAINER */
.container-main { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 380px 1fr; gap: 40px; padding: 60px 28px; min-height: calc(100vh - 200px); }

/* INFO PANEL */
.info-panel { display: flex; flex-direction: column; }
.info-scroll { display: flex; flex-direction: column; gap: 20px; max-height: 80vh; overflow-y: auto; padding-right: 12px; scrollbar-width: thin; scrollbar-color: var(--primary) var(--bg); }
.info-scroll::-webkit-scrollbar { width: 8px; }
.info-scroll::-webkit-scrollbar-track { background: var(--bg); }
.info-scroll::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 10px; }
.info-card { background: var(--white); padding: 28px; border-radius: 12px; box-shadow: 0 8px 24px rgba(0,0,0,0.08); border-left: 5px solid var(--primary); transition: all 0.3s ease; }
.info-card:hover { transform: translateX(8px); box-shadow: var(--shadow-lg); }
.card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.card-header h3 { color: var(--primary); font-size: 18px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; }
.header-accent { width: 60px; height: 3px; background: linear-gradient(90deg, var(--accent), var(--primary)); border-radius: 2px; }
.info-card p { color: var(--text-light); font-size: 14px; line-height: 1.7; }
.service-list, .benefits-list { list-style: none; }
.service-list li, .benefits-list li { color: var(--text); font-size: 14px; margin: 10px 0; font-weight: 500; line-height: 1.6; }
.service-icon { margin-right: 8px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding: 20px !important; }
.stat-item { text-align: center; }
.stat-number { font-size: 24px; font-weight: 800; color: var(--primary); }
.stat-label { font-size: 12px; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.5px; margin-top: 4px; }
.contact-card { background: linear-gradient(135deg, rgba(30, 64, 175, 0.05), rgba(220, 38, 38, 0.05)); }
.contact-block { display: flex; flex-direction: column; gap: 16px; }
.contact-item { display: flex; gap: 12px; }
.contact-icon { font-size: 24px; }
.contact-label { font-size: 11px; color: var(--text-light); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.contact-value { color: var(--text); font-weight: 600; text-decoration: none; }
.contact-value a { color: var(--primary); text-decoration: none; }

/* QUOTE PANEL */
.quote-panel { display: flex; justify-content: center; }
.form-card { background: var(--white); padding: 40px; border-radius: 16px; box-shadow: var(--shadow-lg); width: 100%; max-width: 520px; position: sticky; top: 100px; }
.form-header h2 { font-size: 32px; font-weight: 800; color: var(--primary); margin-bottom: 8px; background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.form-header p { color: var(--text-light); font-size: 14px; line-height: 1.6; margin-bottom: 28px; }
.form-group { margin-bottom: 24px; }
.form-group label { display: block; font-weight: 700; margin-bottom: 12px; color: var(--text); font-size: 14px; text-transform: uppercase; letter-spacing: 0.5px; }
.button-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.service-btn { padding: 12px; border: 2px solid var(--border); background: var(--white); border-radius: 8px; cursor: pointer; font-size: 13px; font-weight: 600; color: var(--text); transition: all 0.3s ease; }
.service-btn:hover { border-color: var(--primary); background: rgba(30, 64, 175, 0.05); }
.service-btn.active { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; border-color: var(--primary); }
.button-group { display: flex; flex-direction: column; gap: 10px; }
.urgency-btn { padding: 12px; border: 2px solid var(--border); background: var(--white); border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 600; color: var(--text); transition: all 0.3s ease; }
.urgency-btn:hover { border-color: var(--primary); background: rgba(30, 64, 175, 0.05); }
.urgency-btn.active { background: var(--primary); color: white; border-color: var(--primary); }
.urgency-btn.emergency { border-color: var(--accent); color: var(--accent); }
.urgency-btn.emergency.active { background: var(--accent); color: white; }
input, textarea { width: 100%; padding: 12px; border: 2px solid var(--border); border-radius: 8px; font-size: 14px; font-family: inherit; transition: all 0.3s ease; color: var(--text); }
input:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1); }
.btn-submit { width: 100%; padding: 14px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; border: none; border-radius: 8px; font-size: 16px; font-weight: 700; cursor: pointer; transition: all 0.3s ease; margin-top: 12px; text-transform: uppercase; letter-spacing: 1px; }
.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(30, 64, 175, 0.3); }
.form-note { font-size: 12px; color: var(--text-light); text-align: center; margin-top: 16px; }

/* FLOATING LOGO WITH PULSE */
.floating-agency-logo { position: fixed; bottom: 30px; right: 30px; width: 180px; display: flex; flex-direction: column; align-items: center; justify-content: center; background: var(--white); padding: 20px; border-radius: 16px; box-shadow: 0 20px 50px rgba(0,0,0,0.2); cursor: pointer; text-decoration: none; z-index: 999; animation: heartbeat 1.4s ease-in-out infinite; transition: all 0.3s ease; }
.floating-agency-logo:hover { transform: scale(1.1); box-shadow: 0 25px 60px rgba(30, 64, 175, 0.3); }
.floating-agency-logo img { width: 160px; height: 50px; margin-bottom: 10px; object-fit: contain; }
.floating-agency-logo p { font-size: 11px; font-weight: 700; color: var(--text); text-align: center; text-transform: uppercase; letter-spacing: 1px; }
.pulse-ring { position: absolute; width: 200px; height: 200px; border: 3px solid var(--primary); border-radius: 50%; animation: pulse-expand 1.4s ease-out infinite; opacity: 0; }
@keyframes heartbeat { 0%, 100% { transform: scale(1); } 14% { transform: scale(1.12); } 28% { transform: scale(1); } 42% { transform: scale(1.12); } 56% { transform: scale(1); } }
@keyframes pulse-expand { 0% { transform: scale(1); opacity: 0.8; } 100% { transform: scale(2); opacity: 0; } }

/* FOOTER */
.footer { background: linear-gradient(135deg, var(--dark), var(--dark)); color: white; text-align: center; padding: 40px 28px; font-size: 13px; border-top: 2px solid var(--primary); }
.footer p { margin: 8px 0; }
.footer a { color: #fbbf24; text-decoration: none; font-weight: 600; }
.footer a:hover { text-decoration: underline; }

/* RESPONSIVE */
@media (max-width: 1024px) {
    .container-main { grid-template-columns: 1fr; gap: 24px; }
    .form-card { position: relative; top: auto; }
    .hero-title { font-size: 48px; }
}

@media (max-width: 768px) {
    .nav-menu { gap: 12px; }
    .hero-title { font-size: 36px; }
    .hero-subtitle { font-size: 16px; }
    .button-grid { grid-template-columns: 1fr; }
    .floating-agency-logo { width: 160px; bottom: 20px; right: 20px; }
    .floating-agency-logo img { width: 140px; }
}

@media (max-width: 480px) {
    .nav-container { flex-wrap: wrap; gap: 12px; }
    .nav-menu { width: 100%; order: 3; }
    .hero-title { font-size: 28px; }
    .container-main { grid-template-columns: 1fr; padding: 20px 12px; }
    .info-scroll { max-height: none; }
    .form-card { padding: 20px; }
}