/* === RESET + BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', -apple-system, sans-serif; color: #e0e0e0; background: #0a0a0f; line-height: 1.6; -webkit-font-smoothing: antialiased; }
h1, h2, h3 { font-family: 'Space Grotesk', 'Inter', sans-serif; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* === NAV === */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(10,10,15,0.85); backdrop-filter: blur(16px); border-bottom: 1px solid #1e1e2e; }
.nav-inner { max-width: 1100px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: #fff; letter-spacing: -0.5px; text-decoration: none; }
.logo em { font-style: normal; color: #6c5ce7; }
.logo-icon { width: 32px; height: 32px; border-radius: 8px; }
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; flex-direction: column; gap: 5px; }
.hamburger span { display: block; width: 22px; height: 2px; background: #e0e0e0; border-radius: 2px; transition: all 0.3s; }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.nav-links { display: flex; gap: 32px; }
.nav-links a { font-size: 13px; font-weight: 500; color: #6b6b80; transition: color 0.2s; }
.nav-links a:hover { color: #00e5ff; }
.nav-cta { font-size: 13px; font-weight: 700; color: #fff; background: #6c5ce7; padding: 10px 22px; border-radius: 8px; transition: all 0.2s; }
.nav-cta:hover { background: #7c6cf7; box-shadow: 0 0 20px rgba(108,92,231,0.4); }

/* === BUTTONS === */
.btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; padding: 14px 28px; border-radius: 10px; transition: all 0.25s; border: none; cursor: pointer; }
.btn-primary { background: #6c5ce7; color: #fff; }
.btn-primary:hover { background: #7c6cf7; transform: translateY(-2px); box-shadow: 0 0 30px rgba(108,92,231,0.4); }
.btn-ghost { background: transparent; color: #e0e0e0; border: 1px solid #2a2a3e; }
.btn-ghost:hover { border-color: #00e5ff; color: #00e5ff; box-shadow: 0 0 15px rgba(0,229,255,0.1); }
.btn-full { width: 100%; justify-content: center; }
.btn-xl { font-size: 17px; padding: 18px 40px; }

/* === HERO === */
.hero { min-height: 100vh; display: flex; align-items: center; padding: 100px 24px 60px; max-width: 1100px; margin: 0 auto; gap: 60px; }
.hero-content { flex: 1; }
.hero-tag { font-size: 12px; font-weight: 600; color: #00e5ff; background: rgba(0,229,255,0.08); display: inline-block; padding: 6px 14px; border-radius: 20px; margin-bottom: 20px; border: 1px solid rgba(0,229,255,0.15); }
.hero h1 { font-size: 48px; font-weight: 900; line-height: 1.08; margin-bottom: 20px; color: #fff; letter-spacing: -1px; }
.hero-sub { font-size: 17px; color: #8a8a9e; line-height: 1.7; margin-bottom: 32px; max-width: 520px; }
.hero-btns { display: flex; gap: 12px; margin-bottom: 40px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 24px; align-items: center; }
.stat { text-align: center; }
.stat strong { display: block; font-size: 22px; font-weight: 800; color: #6c5ce7; }
.stat span { font-size: 11px; color: #6b6b80; font-weight: 500; text-transform: uppercase; letter-spacing: 0.6px; }
.stat-line { width: 1px; height: 32px; background: #1e1e2e; }

/* Phone mockup */
.hero-visual { flex: 0 0 340px; position: relative; }
.phone { background: #1a1a28; border-radius: 32px; padding: 8px; box-shadow: 0 0 60px rgba(108,92,231,0.15), 0 20px 60px rgba(0,0,0,0.3); position: relative; z-index: 2; border: 1px solid #2a2a3e; }
.phone-notch { width: 100px; height: 24px; background: #1a1a28; border-radius: 0 0 14px 14px; margin: 0 auto; position: relative; z-index: 3; }
.phone-screen { background: #12121a; border-radius: 24px; overflow: hidden; min-height: 440px; }
.chat-header { display: flex; align-items: center; gap: 10px; padding: 14px 16px; background: #1a1a28; color: #fff; border-bottom: 1px solid #2a2a3e; }
.chat-dot { width: 10px; height: 10px; background: #00e676; border-radius: 50%; box-shadow: 0 0 6px rgba(0,230,118,0.5); }
.chat-header small { color: #6b6b80; font-size: 11px; }
.chat-body { padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.msg { padding: 10px 14px; border-radius: 14px; font-size: 13px; line-height: 1.5; max-width: 85%; animation: fadeUp 0.5s ease; }
.msg.tenant { background: #2a2a3e; color: #d0d0e0; align-self: flex-end; border-bottom-right-radius: 4px; }
.msg.bot { background: #1e1e2e; color: #e0e0e0; align-self: flex-start; border-bottom-left-radius: 4px; border: 1px solid #2a2a3e; }
.msg-time { font-size: 10px; color: #4a4a5e; text-align: center; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* Floating cards */
.float-card { position: absolute; display: flex; align-items: center; gap: 10px; background: #12121a; padding: 12px 16px; border-radius: 10px; box-shadow: 0 4px 20px rgba(0,0,0,0.3); font-size: 13px; z-index: 3; animation: float 3s ease-in-out infinite; border: 1px solid #2a2a3e; color: #d0d0e0; }
.card-1 { top: 40px; left: -60px; animation-delay: 0s; }
.card-2 { bottom: 60px; right: -40px; animation-delay: 1.5s; }
.fc-icon { width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 15px; color: #fff; }
.fc-icon.green { background: #00e676; color: #0a0a0f; }
.fc-icon.blue { background: #6c5ce7; }
.float-card small { color: #6b6b80; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

/* === FEATURES === */
.features { padding: 100px 0; background: #0a0a0f; }
.section-tag { font-size: 12px; font-weight: 700; color: #00e5ff; text-transform: uppercase; letter-spacing: 2px; text-align: center; display: block; margin-bottom: 10px; }
.features h2, .how-section h2, .math-section h2, .quotes-section h2 { font-size: 34px; font-weight: 800; text-align: center; margin-bottom: 48px; color: #fff; letter-spacing: -0.5px; }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.feature-card { padding: 28px; border-radius: 14px; background: #12121a; border: 1px solid #1e1e2e; transition: border-color 0.3s, box-shadow 0.3s; }
.feature-card:hover { border-color: #6c5ce7; box-shadow: 0 0 24px rgba(108,92,231,0.08); }
.f-icon { font-size: 26px; margin-bottom: 12px; }
.feature-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: #fff; }
.feature-card p { font-size: 14px; color: #8a8a9e; line-height: 1.7; }

/* === HOW IT WORKS === */
.how-section { padding: 100px 0; background: #0e0e16; }
.steps { display: flex; align-items: flex-start; gap: 16px; justify-content: center; }
.step { background: #12121a; padding: 32px; border-radius: 14px; flex: 1; max-width: 300px; text-align: center; border: 1px solid #1e1e2e; }
.step-num { width: 48px; height: 48px; background: #6c5ce7; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; margin: 0 auto 16px; box-shadow: 0 0 20px rgba(108,92,231,0.3); }
.step h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; color: #fff; }
.step p { font-size: 14px; color: #8a8a9e; line-height: 1.6; }
.step-arrow { font-size: 24px; color: #2a2a3e; margin-top: 40px; }

/* === PRICING / MATH === */
.math-section { padding: 100px 0; background: #0a0a0f; }
.compare { display: flex; gap: 24px; align-items: stretch; justify-content: center; margin-bottom: 40px; position: relative; }
.compare-card { flex: 1; max-width: 400px; padding: 32px; border-radius: 16px; }
.compare-card.old { background: #12121a; border: 1px solid #1e1e2e; }
.compare-card.new { background: #12121a; border: 2px solid #6c5ce7; position: relative; box-shadow: 0 0 40px rgba(108,92,231,0.1); }
.best-badge { position: absolute; top: -12px; right: 20px; background: #6c5ce7; color: #fff; padding: 4px 14px; border-radius: 20px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; }
.compare-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 12px; color: #fff; }
.compare-price { font-size: 36px; font-weight: 900; margin-bottom: 4px; color: #fff; }
.compare-price.highlight { color: #6c5ce7; }
.compare-price small { font-size: 16px; font-weight: 500; color: #6b6b80; }
.compare-note { font-size: 13px; color: #6b6b80; margin-bottom: 16px; }
.compare-card ul { margin-bottom: 20px; }
.compare-card li { display: flex; align-items: center; gap: 8px; font-size: 14px; margin-bottom: 8px; color: #c0c0d0; }
.neg::before { content: '\00d7'; color: #ff5252; font-weight: 700; font-size: 14px; width: 16px; display: inline-block; }
.pos::before { content: '\2713'; color: #00e676; font-weight: 700; font-size: 14px; width: 16px; display: inline-block; }
.small-note { font-size: 12px; color: #6b6b80; text-align: center; margin-top: 8px; }
.vs { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); background: #6c5ce7; color: #fff; width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 13px; z-index: 2; box-shadow: 0 0 20px rgba(108,92,231,0.4); }

.roi-box { background: rgba(108,92,231,0.06); border: 1px solid rgba(108,92,231,0.2); padding: 20px 24px; border-radius: 12px; text-align: center; font-size: 15px; color: #c0c0d0; margin-bottom: 32px; }
.roi-box strong { color: #fff; }
.unit-math { display: flex; gap: 16px; justify-content: center; }
.unit-calc { background: #12121a; padding: 16px 24px; border-radius: 10px; text-align: center; flex: 1; max-width: 160px; border: 1px solid #1e1e2e; }
.unit-calc span { display: block; font-size: 12px; color: #6b6b80; margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.5px; }
.unit-calc strong { font-size: 22px; color: #00e5ff; }

/* === FAQ === */
.quotes-section { padding: 100px 0; background: #0e0e16; }
.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.faq { background: #12121a; padding: 24px; border-radius: 12px; border: 1px solid #1e1e2e; transition: border-color 0.3s; }
.faq:hover { border-color: #6c5ce7; }
.faq h4 { font-size: 15px; font-weight: 700; margin-bottom: 8px; color: #fff; }
.faq p { font-size: 14px; color: #8a8a9e; line-height: 1.6; }

/* === FINAL CTA === */
.final-cta { padding: 100px 0; background: #0a0a0f; }
.cta-card { background: linear-gradient(135deg, #1a1a2e 0%, #12121a 100%); color: #fff; padding: 60px 40px; border-radius: 20px; text-align: center; max-width: 700px; margin: 0 auto; border: 1px solid #2a2a3e; }
.cta-card h2 { font-size: 28px; font-weight: 800; margin-bottom: 12px; }
.cta-card > p { color: #8a8a9e; margin-bottom: 28px; font-size: 15px; }
.cta-features { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 28px; }
.cta-features span { background: rgba(108,92,231,0.1); border: 1px solid rgba(108,92,231,0.2); padding: 6px 14px; border-radius: 8px; font-size: 13px; color: #c0c0d0; }
.trust-line { font-size: 13px; color: #6b6b80; margin-top: 12px; }

/* === FOOTER === */
.footer { padding: 60px 0 30px; border-top: 1px solid #1e1e2e; background: #0a0a0f; }
.footer-inner { display: flex; justify-content: space-between; gap: 40px; margin-bottom: 40px; }
.footer-brand { max-width: 300px; }
.footer-brand p { font-size: 13px; color: #6b6b80; margin-top: 8px; line-height: 1.6; }
.footer-links { display: flex; gap: 60px; }
.footer-links h4 { font-size: 11px; font-weight: 700; color: #8a8a9e; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 1px; }
.footer-links a { display: block; font-size: 14px; color: #6b6b80; margin-bottom: 8px; }
.footer-links a:hover { color: #00e5ff; }
.footer-bottom { text-align: center; font-size: 13px; color: #3a3a4e; border-top: 1px solid #1e1e2e; padding-top: 20px; }
.footer-legal { display: flex; justify-content: center; gap: 20px; margin-top: 10px; }
.footer-legal a { font-size: 12px; color: #4a4a5e; transition: color 0.2s; }
.footer-legal a:hover { color: #6b6b80; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
    /* Global mobile sizing — Facebook-compact */
    body { font-size: 14px; }
    .container { padding: 0 20px; }

    /* Nav */
    .nav-inner { height: 48px; padding: 0 16px; }
    .logo { font-size: 18px; }
    .hamburger { display: flex; }
    .nav-links { display: none; position: absolute; top: 48px; left: 0; right: 0; background: rgba(10,10,15,0.95); backdrop-filter: blur(16px); flex-direction: column; padding: 12px 20px; border-bottom: 1px solid #1e1e2e; gap: 0; }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 10px 0; border-bottom: 1px solid #1a1a2e; font-size: 13px; }
    .nav-cta { font-size: 12px; padding: 7px 14px; border-radius: 6px; }

    /* Hero */
    .hero { flex-direction: column; padding: 56px 20px 28px; gap: 20px; min-height: auto; }
    .hero h1 { font-size: 18px; line-height: 1.25; letter-spacing: -0.3px; margin-bottom: 8px; }
    .hero-tag { font-size: 10px; padding: 3px 8px; margin-bottom: 8px; border-radius: 12px; }
    .hero-sub { font-size: 13px; line-height: 1.45; margin-bottom: 16px; color: #8a8a9e; }
    .hero-btns { gap: 8px; margin-bottom: 16px; }
    .btn { font-size: 12px; padding: 9px 16px; border-radius: 7px; }
    .btn-xl { font-size: 13px; padding: 10px 20px; }
    .hero-stats { gap: 10px; }
    .stat strong { font-size: 14px; }
    .stat span { font-size: 9px; letter-spacing: 0.4px; }
    .stat-line { height: 20px; }

    /* Phone mockup */
    .hero-visual { flex: none; width: 100%; max-width: 260px; margin: 0 auto; position: relative; }
    .phone { border-radius: 20px; padding: 4px; }
    .phone-notch { width: 60px; height: 14px; border-radius: 0 0 8px 8px; }
    .phone-screen { border-radius: 16px; min-height: auto; }
    .chat-header { padding: 8px 10px; gap: 6px; }
    .chat-header strong { font-size: 11px; }
    .chat-header small { font-size: 9px; }
    .chat-dot { width: 6px; height: 6px; }
    .chat-body { padding: 8px; gap: 6px; }
    .msg { padding: 6px 8px; font-size: 11px; line-height: 1.35; border-radius: 10px; max-width: 88%; }
    .msg.tenant { border-bottom-right-radius: 3px; }
    .msg.bot { border-bottom-left-radius: 3px; }
    .msg-time { font-size: 8px; }
    .float-card { display: none; }

    /* Sections */
    .features, .how-section, .math-section, .quotes-section, .final-cta { padding: 36px 0; }
    .section-tag { font-size: 9px; letter-spacing: 1.2px; margin-bottom: 4px; }
    .features h2, .how-section h2, .math-section h2, .quotes-section h2 { font-size: 15px; margin-bottom: 16px; font-weight: 700; }

    /* Feature cards */
    .feature-grid { grid-template-columns: 1fr; gap: 8px; }
    .feature-card { padding: 14px 16px; border-radius: 10px; }
    .f-icon { font-size: 16px; margin-bottom: 5px; }
    .feature-card h3 { font-size: 13px; margin-bottom: 2px; }
    .feature-card p { font-size: 11.5px; line-height: 1.5; color: #8a8a9e; }

    /* Steps */
    .steps { flex-direction: column; align-items: center; gap: 8px; }
    .step { padding: 14px 16px; }
    .step-num { width: 30px; height: 30px; font-size: 12px; margin-bottom: 8px; }
    .step h3 { font-size: 12.5px; }
    .step p { font-size: 11.5px; color: #8a8a9e; }
    .step-arrow { transform: rotate(90deg); margin: 0; font-size: 16px; }

    /* Pricing compare */
    .compare { flex-direction: column; align-items: center; gap: 10px; }
    .compare-card { padding: 16px 18px; max-width: 100%; border-radius: 12px; }
    .compare-card h3 { font-size: 13px; }
    .compare-price { font-size: 22px; }
    .compare-price small { font-size: 11px; }
    .compare-note { font-size: 11px; }
    .compare-card li { font-size: 11.5px; margin-bottom: 5px; }
    .vs { position: static; transform: none; margin: -6px 0; width: 32px; height: 32px; font-size: 10px; }
    .best-badge { font-size: 9px; padding: 2px 8px; top: -9px; right: 12px; }
    .roi-box { padding: 12px 14px; font-size: 12px; margin-bottom: 16px; border-radius: 10px; }
    .unit-math { flex-wrap: wrap; gap: 6px; }
    .unit-calc { padding: 8px 12px; border-radius: 8px; }
    .unit-calc span { font-size: 9px; }
    .unit-calc strong { font-size: 14px; }

    /* FAQ */
    .faq-grid { grid-template-columns: 1fr; gap: 8px; }
    .faq { padding: 14px; border-radius: 10px; }
    .faq h4 { font-size: 12px; margin-bottom: 3px; }
    .faq p { font-size: 11px; line-height: 1.45; }

    /* Final CTA */
    .cta-card { padding: 24px 16px; border-radius: 12px; }
    .cta-card h2 { font-size: 16px; margin-bottom: 6px; }
    .cta-card > p { font-size: 12px; margin-bottom: 14px; }
    .cta-features { gap: 5px; margin-bottom: 14px; }
    .cta-features span { font-size: 10px; padding: 3px 8px; border-radius: 5px; }
    .trust-line { font-size: 10px; }

    /* Footer */
    .footer { padding: 32px 0 20px; }
    .footer-inner { flex-direction: column; gap: 20px; margin-bottom: 20px; }
    .footer-brand .logo { font-size: 16px; }
    .footer-brand p { font-size: 12px; }
    .footer-links { gap: 24px; }
    .footer-links h4 { font-size: 10px; margin-bottom: 8px; }
    .footer-links a { font-size: 12px; margin-bottom: 6px; }
    .footer-bottom { font-size: 11px; padding-top: 14px; }
}

/* Extra small screens */
@media (max-width: 374px) {
    .hero h1 { font-size: 16px; }
    .hero-sub { font-size: 12px; }
    .hero-visual { max-width: 200px; }
    .phone { border-radius: 14px; padding: 3px; }
    .phone-notch { width: 40px; height: 10px; }
    .phone-screen { border-radius: 11px; }
    .msg { font-size: 9.5px; padding: 4px 6px; }
    .cta-card h2 { font-size: 14px; }
    .btn { font-size: 11px; padding: 8px 14px; }
}