/******************************************************************************
* Atherton Airport - Modern Responsive Stylesheet                             *
* Location: /css/default.css                                                  *
******************************************************************************/

:root {
    --primary: #000066;
    --accent: #FFCC00;
    --glass: rgba(255, 255, 255, 0.85);
    --shadow: 0 4px 15px rgba(0,0,0,0.1);
}

* { box-sizing: border-box; }

body {
    background: url('../images/atherton/Sky2.jpg') no-repeat center center fixed;
    background-size: cover;
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--primary);
    line-height: 1.6;
}

/* NAVIGATION BAR */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--glass);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.3);
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
}

.brand h1 {
    margin: 0;
    font-size: 1.5rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* MENU LINKS */
.dynamic-menu {
    display: flex;
    gap: 15px;
}

.menu-button {
    text-decoration: none;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 8px 12px;
    border-radius: 4px;
    transition: 0.3s;
}

.menu-button:hover { background: rgba(0,0,102,0.1); }
.menu-button.active { background: var(--primary); color: white; }

/* MAIN CONTENT LAYOUT */
.main-body {
    max-width: 1200px;
    margin: 20px auto;
    display: flex;
    gap: 20px;
    padding: 0 20px;
}

.content-area {
    flex: 1;
    background: var(--glass);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.page-header {
    text-align: center;
    border-bottom: 1px solid #ddd;
    margin-bottom: 20px;
    padding-bottom: 10px;
}

.sidebar-spacer { width: 200px; }

/* WELCOME SECTION STYLES */
.welcome-section { max-width: 900px; margin: 0 auto; }
.drop-cap {
    float: left;
    font-size: 3.5em;
    line-height: 0.8;
    padding-right: 8px;
    color: var(--primary);
    font-weight: bold;
}
.text-block p { font-size: 1.15rem; margin-bottom: 20px; text-align: justify; }
.info-card {
    background: rgba(0, 0, 102, 0.05);
    border-left: 5px solid var(--primary);
    padding: 15px 20px;
    margin: 30px 0;
    border-radius: 0 8px 8px 0;
}
.map-link-section { text-align: center; margin: 40px 0; }
.map-button {
    display: inline-block;
    padding: 12px 25px;
    background: #CC0000;
    color: white;
    text-decoration: none;
    font-weight: bold;
    border-radius: 50px;
    transition: 0.3s;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}
.photo-stack { display: flex; flex-direction: column; gap: 20px; align-items: center; }
.photo-stack img {
    width: 100%;
    max-width: 700px;
    border: 4px solid white;
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

/* SERVICE CARD STYLES */
.contact-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid #ddd;
    max-width: 420px;
    margin: 25px 0;
}
.contact-header { background: var(--primary); color: white; padding: 15px 20px; }
.contact-header h3 { margin: 0; font-size: 1.1rem; text-transform: uppercase; }
.contact-body { padding: 25px 20px; }
.contact-name { font-size: 1.5rem; font-weight: bold; color: #333; }
.call-button {
    display: inline-block;
    background: #28a745;
    color: white;
    text-decoration: none;
    padding: 12px 25px;
    border-radius: 6px;
    font-weight: bold;
}

/* MOBILE OVERRIDES */
.mobile-nav-toggle { display: none; }
@media (max-width: 992px) {
    .sidebar-spacer { display: none; }
    .mobile-nav-toggle { display: block; background: transparent; border: none; cursor: pointer; padding: 10px; }
    .hamburger, .hamburger::before, .hamburger::after {
        content: ''; display: block; background: var(--primary); height: 3px; width: 25px; transition: 0.3s;
    }
    .hamburger::before { transform: translateY(-8px); }
    .hamburger::after { transform: translateY(5px); }
    .nav-menu {
        position: absolute; top: 100%; left: 0; width: 100%; background: white;
        display: none; flex-direction: column; padding: 20px; box-shadow: var(--shadow);
    }
    .nav-menu.active { display: flex; }
    .dynamic-menu { flex-direction: column; width: 100%; }
    .menu-button { padding: 15px; border-bottom: 1px solid #eee; text-align: left; }
}

.footer { text-align: center; padding: 40px 20px; color: white; }