:root {
    --bg: #f4f7f6;
    --card: #ffffff;
    --accent: #2563eb;
    --text: #1f2937;
    --text-contrast: #ffffff;
    --border: rgba(0, 0, 0, 0.1);
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
}

.glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 20px;
}

.how-to-bar {
    font-size: 1.5rem;
    padding: 1.5rem;
    border-radius: 50px;
    background: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.how-to-bar span {
    color: var(--accent);
    font-weight: 800;
    margin-right: 10px;

    &.btn-text {
        color: var(--text-contrast);
    }
}

.how-to-bar input {
    background: transparent;
    border: none;
    color: var(--text);
    outline: none;
    width: 100%;
}

.btn-primary {
    background: var(--accent);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    border: none;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.4);
}

.example-tag {
    cursor: pointer;
    transition: 0.3s;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    color: var(--accent);
    border-radius: 20px;
    padding: 5px 15px;
    font-size: 0.85rem;
}

.nav-link {
    color: #6b7280 !important;
    border: none !important;
    font-weight: 600;
    border-radius: 10px !important;
    margin: 0 5px;
}

.nav-link.active {
    background: var(--accent) !important;
    color: white !important;
}

/* Schedule Table - Light Theme */
#section-schedule table {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #e5e7eb;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

#section-schedule th {
    background-color: #f9fafb;
    color: #374151;
    font-weight: 700;
    padding: 16px;
    border-bottom: 2px solid #2563eb; /* Primary Accent */
}

#section-schedule td {
    padding: 14px;
    background-color: #ffffff;
    border-bottom: 1px solid #f3f4f6;
    color: #4b5563;
}

/* Timeline Roadmap - Light Theme */
#section-roadmap ul {
    list-style: none;
    padding: 0;
}

#section-roadmap li {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-left: 5px solid #2563eb;
    margin-bottom: 12px;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.02);
    transition: transform 0.3s ease;
}

#section-roadmap li:hover {
    transform: translateX(10px);
    background: #ffffff;
}