/* --- Global Styles & Resets --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #333333;
    background-color: #FFFFFF;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    background-image: url('/images/background.jpg');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
}

.container { width: 90%; max-width: 1200px; margin-left: auto; margin-right: auto; padding-left: 15px; padding-right: 15px; }
h1, h2, h3 { font-family: 'Open Sans', sans-serif; color: #333333; margin-bottom: 0.75em; line-height: 1.3; }
h1 { font-size: 3em; }
h2 { font-size: 1.5em; font-weight: 400; }

/* --- Header --- */
.site-header { position: absolute; top: 0; left: 0; width: 100%; padding: 20px 0; z-index: 1000; background-color: transparent; }
.header-container { display: flex; justify-content: space-between; align-items: center; }
.logo a { font-family: 'Open Sans', sans-serif; font-size: 1.8em; font-weight: 700; color: #FFFFFF; text-decoration: none; text-shadow: 1px 1px 3px rgba(0,0,0,0.5); }
.main-navigation ul { list-style: none; display: flex; align-items: center; gap: 15px; }

/* --- Conditional Navigation Visibility --- */
.main-navigation .nav-item-faq {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
body.nav-visible .main-navigation .nav-item-faq {
    opacity: 1;
    visibility: visible;
}

/* Updated "Suggest a Trip" Button Style */
#suggestTripHeaderBtn {
    background-color: #800080;
    color: #FFFFFF;
    border: 2px solid white;
    padding: 10px 25px; /* Bigger padding */
    font-size: 1.1em;
    font-weight: 700;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}
#suggestTripHeaderBtn:hover {
    background-color: #5a005a;
    transform: translateY(-2px);
}

/* --- Hero Section --- */
.hero-section { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding-top: 120px; color: #FFFFFF; }
.hero-content h1 { color: #FFFFFF; text-shadow: 2px 2px 8px rgba(0,0,0,0.6); }
.hero-content h2 { color: #FFFFFF; text-shadow: 1px 1px 4px rgba(0,0,0,0.5); margin-top: -1em; margin-bottom: 2em; }
.starting-point-wrapper { display: flex; justify-content: center; align-items: flex-start; gap: 10px; margin-top: 30px; background-color: rgba(255,255,255,0.1); backdrop-filter: blur(8px); padding: 20px; border-radius: 12px; max-width: 600px; margin-left: auto; margin-right: auto; border: 1px solid rgba(255,255,255,0.2); }
#startLocationInput { padding: 12px 15px; font-size: 1.1em; border-radius: 8px; width: 100%; }

/* --- Site Cards Area --- */
.site-cards-area { padding: 60px 0; background-color: #FFFFFF; }
.sites-header { text-align: center; margin-bottom: 40px; }
.site-cards-grid { display: flex; flex-direction: column; gap: 30px; }

/* Other styles for cards, footer, etc. remain the same */

/* --- Mobile Menu Styles --- */
.hamburger-btn {
    display: none; /* Hidden on desktop */
    z-index: 1001;
    background: none;
    border: none;
    cursor: pointer;
}
.hamburger-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: white;
    margin: 5px 0;
    transition: all 0.3s ease;
}

.mobile-nav-panel {
    position: fixed;
    top: 0;
    right: -100%; /* Start off-screen */
    width: 70%;
    max-width: 300px;
    height: 100%;
    background-color: rgba(40, 40, 40, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: right 0.4s cubic-bezier(0.77, 0, 0.175, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.mobile-nav-panel.is-open {
    right: 0; /* Slide into view */
}
.mobile-nav-panel nav {
    display: flex;
    flex-direction: column;
    text-align: center;
}
.mobile-nav-link {
    color: white;
    font-size: 1.5em;
    padding: 20px;
    text-decoration: none;
}

/* --- Responsive Adjustments --- */
@media (max-width: 767px) {
    .main-navigation {
        display: none; /* Hide desktop nav */
    }
    .hamburger-btn {
        display: block; /* Show hamburger */
    }
    .hero-content {
        width: 100%;
    }
    .starting-point-wrapper {
        flex-direction: column;
        align-items: stretch;
        width: 90%;
    }
    body.nav-visible .main-navigation {
        display: none; /* Ensure desktop nav stays hidden on mobile */
    }
}