/* Panel Three: Explore America */

:root {
    --forest: #263b32;
    --green: #3d614a;
    --sage: #a9b9a0;
    --cream: #f5f1e7;
    --gold: #c6a15b;
    --white: #fffdf8;
}

body {
    background-color: var(--white);
    color: var(--forest);
    font-family: "Montserrat", sans-serif;
}

/* Navigation */
#mainNav {
    background-color: var(--forest);
    padding-top: 18px;
    padding-bottom: 18px;
}

#mainNav .navbar-brand {
    color: var(--gold);
    font-size: 1.35rem;
    font-weight: 700;
    text-transform: none;
}

#mainNav .nav-link {
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 500;
}

#mainNav .nav-link:hover,
#mainNav .nav-link:focus {
    color: var(--gold);
}

#mainNav .dropdown-menu {
    border: none;
    border-radius: 6px;
    padding: 8px;
}

#mainNav .dropdown-item:hover {
    background-color: var(--cream);
    color: var(--forest);
}

/* Hero */
.custom-masthead {
    padding-top: 180px;
    padding-bottom: 105px;
    text-align: center;
    color: var(--white);
    background-color: var(--green);
    background-image:
        linear-gradient(rgba(38, 59, 50, 0.48), rgba(38, 59, 50, 0.62)),
        url("../assets/img/header-bg.jpg");
    background-position: center;
    background-size: cover;
}

.hero-eyebrow,
.section-eyebrow {
    margin-bottom: 16px;
    color: var(--gold);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 3px;
}

.custom-masthead .masthead-heading {
    margin-bottom: 22px;
    color: var(--white);
    font-family: "Roboto Slab", serif;
    font-size: clamp(2.4rem, 5vw, 4.4rem);
    font-weight: 600;
    line-height: 1.2;
    text-transform: none;
}

.hero-description {
    max-width: 690px;
    margin: 0 auto 28px;
    color: var(--white);
    font-size: 1.05rem;
    line-height: 1.8;
}

/* Buttons */
.btn-primary {
    background-color: var(--gold);
    border-color: var(--gold);
    border-radius: 6px;
    color: var(--forest);
    font-weight: 700;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--sage);
    border-color: var(--sage);
    color: var(--forest);
}

.btn-xl {
    padding: 16px 25px;
    font-size: 0.95rem;
}

/* Section headings */
.page-section {
    padding: 85px 0;
}

.section-intro {
    margin-bottom: 42px;
}

.section-heading {
    margin-bottom: 12px;
    color: var(--forest);
    font-family: "Roboto Slab", serif;
    font-size: clamp(2rem, 3vw, 2.7rem);
    font-weight: 600;
    text-transform: none;
}

.section-description {
    margin-bottom: 0;
    color: #5f6b61;
    font-size: 1rem;
    line-height: 1.7;
}

/* Park cards */
.parks-section {
    background-color: var(--white);
}

.park-card {
    overflow: hidden;
    background-color: #ffffff;
    border: 1px solid #e6e0d3;
    border-radius: 8px;
    box-shadow: 0 5px 16px rgba(38, 59, 50, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.park-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 9px 22px rgba(38, 59, 50, 0.13);
}

.park-image {
    display: block;
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.park-card-content {
    padding: 23px 20px 26px;
}

.park-location {
    margin-bottom: 12px;
    color: #ad8438;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.park-card h3 {
    margin-bottom: 12px;
    color: var(--forest);
    font-family: "Roboto Slab", serif;
    font-size: 1.45rem;
    font-weight: 600;
    line-height: 1.4;
}

.park-card-content p:not(.park-location) {
    color: #454b47;
    font-size: 0.95rem;
    line-height: 1.8;
}

.park-link {
    display: inline-block;
    margin-top: 4px;
    color: var(--green);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.park-link:hover {
    color: #ad8438;
}

/* Trip planning section */
.trip-section {
    background-color: var(--cream);
}

.trip-tip {
    height: 100%;
    padding: 25px 24px;
    border-left: 3px solid var(--sage);
    background-color: rgba(255, 253, 248, 0.65);
}

.tip-number {
    display: block;
    margin-bottom: 15px;
    color: #ad8438;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.trip-tip h3 {
    margin-bottom: 12px;
    color: var(--forest);
    font-family: "Roboto Slab", serif;
    font-size: 1.65rem;
    font-weight: 600;
}

.trip-tip p {
    margin-bottom: 0;
    color: #455149;
    line-height: 1.8;
}

/* Footer */
.custom-footer {
    padding: 28px 0;
    background-color: var(--forest);
    color: var(--white);
    font-size: 0.9rem;
}

.custom-footer a {
    color: var(--gold);
    text-decoration: none;
}

.custom-footer a:hover {
    color: var(--sage);
}

.footer-top-link {
    font-weight: 600;
}

/* Mobile layout */
@media (max-width: 991.98px) {
    #mainNav .navbar-collapse {
        padding: 10px;
        background-color: var(--forest);
    }

    .custom-masthead {
        padding-top: 155px;
        padding-bottom: 80px;
    }

    .park-image {
        height: 230px;
    }
}

@media (max-width: 575.98px) {
    .page-section {
        padding: 60px 0;
    }

    .custom-masthead .masthead-heading {
        font-size: 2.35rem;
    }

    .hero-description {
        font-size: 0.95rem;
    }

    .park-image {
        height: 220px;
    }
}