/* Navigation Bar */
.app-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 10px;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    color: #ffffff;
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.4);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 41, 59, 0.75) 100%);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.35);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 20%;
    width: 60%;
    height: 100%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #93c5fd;
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 30px;
    margin-bottom: 1.25rem;
}

.hero-title {
    font-size: 2.3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #ffffff 30%, #93c5fd 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    color: #cbd5e1;
    font-size: 1.05rem;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 1.75rem;
}

.feature-card {
    background: var(--bg-card);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card-trails:hover {
    border-color: rgba(16, 185, 129, 0.4);
}

.card-webcams:hover {
    border-color: rgba(59, 130, 246, 0.4);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.feature-icon-wrapper {
    font-size: 2.4rem;
    width: 68px;
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    border: 1px solid var(--border-color);
}

.trail-icon-wrap {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(5, 150, 105, 0.05) 100%);
    border-color: rgba(16, 185, 129, 0.3);
}

.webcam-icon-wrap {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(29, 78, 216, 0.05) 100%);
    border-color: rgba(59, 130, 246, 0.3);
}

.card-badge {
    font-size: 0.775rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.35rem 0.85rem;
    border-radius: 20px;
}

.badge-green {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-blue {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.card-body h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: #ffffff;
}

.card-summary {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.55;
    margin-bottom: 1.5rem;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    margin-bottom: 2rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-size: 0.9rem;
    color: #e2e8f0;
}

.feature-list li span {
    color: #10b981;
    font-weight: 800;
    font-size: 1rem;
}

.card-webcams .feature-list li span {
    color: #38bdf8;
}

.btn-feature {
    width: 100%;
    justify-content: center;
    padding: 0.85rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    text-decoration: none;
}

.btn-blue {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
    color: #ffffff;
    border: 1px solid rgba(56, 189, 248, 0.4);
    box-shadow: 0 4px 15px rgba(2, 132, 199, 0.3);
}

.btn-blue:hover {
    background: linear-gradient(135deg, #0369a1 0%, #075985 100%);
    box-shadow: 0 6px 20px rgba(2, 132, 199, 0.4);
    transform: translateY(-1px);
}

.btn-arrow {
    transition: transform 0.2s ease;
}

.btn-feature:hover .btn-arrow {
    transform: translateX(4px);
}

/* Highlights Row */
.highlights-row {
    display: flex;
    justify-content: space-around;
    align-items: center;
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 16px;
    flex-wrap: wrap;
    gap: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.highlight-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.25rem;
}

.highlight-val {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, #ffffff 0%, #60a5fa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.highlight-lbl {
    font-size: 0.825rem;
    color: var(--text-muted);
    font-weight: 500;
}

.highlight-sep {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

@media (max-width: 768px) {
    .highlight-sep {
        display: none;
    }
    .hero-title {
        font-size: 1.75rem;
    }
    .hero-section {
        padding: 1.75rem 1.25rem;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* Home Footer */
.home-footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-dim);
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.sources-note {
    font-size: 0.775rem;
    color: #64748b;
}