:root {
    --primary: #C599B6;
    --secondary: #E6B2BA;
    --tertiary: #FAD0C4;
    --bg: #FFF7F3;
    --text: #1f1f1f;
    --text-light: #6b6b6b;

    /* App Specific Colors */
    --qr-color: #C599B6;
    --led-color: #E6B2BA;
    --call-color: #FAD0C4;
    --display-color: #9BA9A6;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Skip link for keyboard users */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 10px;
    background: var(--text);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    z-index: 9999;
    text-decoration: none;
    font-weight: 700;
}
.skip-link:focus {
    left: 20px;
}


/* Container */
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* Navbar */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 0.6rem 0;
}
.navbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; }

/* Logo Styling */
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-logo-img { 
    width: 40px; height: 40px; 
    border-radius: 8px; 
    object-fit: contain;
    display: inline-block;
}
.brand-text { font-size: 1.5rem; font-weight: 700; color: var(--text); letter-spacing: -0.5px; }

.nav-menu { list-style: none; }
.nav-menu ul { list-style: none; display: flex; gap: 20px; margin: 0; padding: 0; }
.nav-menu a { color: var(--text); font-weight: 600; font-size: 0.95rem; transition: color 0.3s; text-decoration: none; }
.nav-menu a:hover { color: var(--secondary); }
.nav-menu li { position: relative; }
.nav-menu .dropdown-menu { position: absolute; top: calc(100% + 6px); left: 0; min-width: 200px; background: white; border-radius: 8px; box-shadow: 0 8px 20px rgba(0,0,0,0.08); display: none; transform-origin: top; z-index: 200; padding: 8px 0; }
.nav-menu .dropdown-menu li { padding: 0; }
.nav-menu .dropdown-menu a { display: block; padding: 10px 14px; color: var(--text); text-decoration: none; font-weight: 600; }
.nav-menu .dropdown-menu a:hover { background: rgba(0,0,0,0.04); color: var(--secondary); }
.nav-item.dropdown.open > .dropdown-menu { display: block; }
@media (max-width: 768px) {
    .nav-menu { display: block; position: absolute; right: 16px; top: 64px; background: white; padding: 12px 18px; border-radius: 8px; box-shadow: 0 8px 20px rgba(0,0,0,0.08); transform: translateY(-8px); opacity: 0; pointer-events: none; }
    .nav-menu.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
    .nav-menu .dropdown-menu { position: static; box-shadow: none; padding-left: 12px; display: none; }
    .nav-item.dropdown.open > .dropdown-menu { display: block; }
}
.nav-toggle { background: transparent; border: none; font-size: 1.2rem; color: var(--text); display: none; }

/* Animated mobile menu: uses transform & opacity for smooth slide */
.nav-menu { transition: transform 220ms cubic-bezier(.2,.9,.2,1), opacity 180ms ease; transform-origin: top right; }
@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .nav-menu { display: block; position: absolute; right: 16px; top: 64px; background: white; padding: 12px 18px; border-radius: 8px; box-shadow: 0 8px 20px rgba(0,0,0,0.08); transform: translateY(-8px); opacity: 0; pointer-events: none; }
    .nav-menu.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
} 

/* Hero Section */
.hero {
    background: var(--primary);
    color: var(--text);
    text-align: center;
    padding: 80px 20px;
    border-radius: 0 0 20px 20px;
    margin-bottom: 60px;
    box-shadow: 0 10px 30px -10px rgba(197,153,182,0.25);
}
.hero h1 { font-size: 3.6rem; margin-bottom: 8px; font-weight: 800; letter-spacing: -1px; color: var(--text); }
.hero .subtitle { font-size: 1.15rem; opacity: 0.95; font-weight: 600; color: var(--text-light); margin-bottom: 10px; }

/* Headings */
h2 { font-size: 2rem; color: var(--text); margin-bottom: 30px; text-align: center; }
h3 { font-size: 1.3rem; margin-bottom: 10px; color: var(--text); }

/* App Cards */
.app-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; margin-bottom: 60px; }
@media (max-width: 600px) { .app-grid { grid-template-columns: 1fr; } }

.company-overview { text-align: center; margin-bottom: 30px; }
.company-overview .tagline { font-size: 1.05rem; font-weight: 700; color: var(--secondary); margin-top: 8px; }
.company-card { background: white; padding: 24px; border-radius: 12px; box-shadow: 0 6px 18px rgba(0,0,0,0.06); text-align: left; }
.card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 5px solid var(--primary);
    position: relative;
    overflow: hidden;
}
.card:hover { transform: translateY(-5px); box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1); }

/* App Specific Accents */
.card.qr-style { border-color: var(--qr-color); }
.card.led-style { border-color: var(--led-color); }
.card.call-style { border-color: var(--call-color); }
.card.display-style { border-color: var(--display-color); }

.app-header { display: flex; align-items: center; gap: 15px; margin-bottom: 20px; }
.app-logo { width: 56px; height: 56px; object-fit: contain; border-radius: 8px; background: white; padding: 6px; box-shadow: 0 2px 6px rgba(0,0,0,0.04); }
.card-link { cursor: pointer; }
.card-link:focus { outline: 3px solid rgba(197,153,182,0.4); transform: translateY(-2px); }
.card-actions { display: flex; gap: 12px; align-items: center; }
.app-icon {
    width: 50px; height: 50px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    color: white;
}
.qr-bg { background: var(--qr-color); }
.led-bg { background: var(--led-color); }
.call-bg { background: var(--call-color); }

.btn {
    display: inline-block;
    padding: 12px 24px;
    background: var(--primary);
    color: white;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 20px;
    transition: background 0.2s;
}
.btn:hover { background: var(--secondary); }

/* Footer */
footer { background: var(--primary); padding: 18px 0; margin-top: auto; color: #fff; font-size: 14px; }
.footer-grid { max-width: 1100px; margin: 0 auto; padding: 0 20px; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; align-items: start; }
.footer-grid h4 { margin: 0 0 8px 0; font-size: 0.95rem; color: #fff; }
.footer-grid p, .footer-grid li { color: rgba(255,255,255,0.95); font-size: 0.95rem; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid a.footer-link, .footer-grid a { color: rgba(255,255,255,0.95); text-decoration: none; }
.footer-grid .social-icons a { display: inline-block; margin-right: 10px; }
.social-icon { width: 32px; height: 32px; display: inline-block; vertical-align: middle; }
.footer-bottom { max-width: 1100px; margin: 8px auto 0 auto; padding: 10px 20px 0 20px; display: flex; gap: 12px; justify-content: space-between; align-items: center; border-top: 1px solid rgba(255,255,255,0.06); }
.footer-bottom .bottom-center { text-align: center; flex: 1; color: rgba(255,255,255,0.95); font-size: 0.95rem; display: flex; align-items: center; gap: 18px; justify-content: center; }
.footer-bottom .bottom-left { color: rgba(255,255,255,0.9); font-size: 0.95rem; }
.footer-bottom .bottom-links { display: inline-block; }
.footer-bottom .footer-socials { display: inline-flex; align-items: center; gap: 8px; }
.footer-bottom .footer-socials .social-icon { width: 36px; height: 36px; display: inline-block; vertical-align: middle; }
.footer-bottom .footer-socials .social { display: inline-block; margin-left: 4px; }
.footer-bottom .footer-socials .social:hover { transform: translateY(-2px); }
@media (max-width: 480px) {
    .footer-bottom { flex-direction: column; align-items: flex-start; gap: 6px; }
    .footer-bottom .bottom-center { justify-content: flex-start; }
    .footer-bottom .footer-socials .social-icon { width: 28px; height: 28px; }
}
@media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr; text-align: left; }
    .footer-bottom { flex-direction: column; gap: 8px; align-items: flex-start; }
}

/* Responsive */
@media (max-width: 768px) {
    .navbar { flex-direction: column; gap: 15px; }
    .hero h1 { font-size: 2rem; }
}