/* Inherit core variables from main style */
:root {
    --brand-orange: #ff781e;
    --brand-dark: #0a0a0a;
    --card-bg: #161616;
    --card-border: #262626;
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --section-bg: #050505;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--brand-dark);
    color: var(--text-main);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #050505;
    background-image:
        radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        radial-gradient(circle at 10% 20%, rgba(20, 100, 200, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(100, 20, 200, 0.05) 0%, transparent 40%);
    background-size: 40px 40px, 100% 100%, 100% 100%;
    background-attachment: fixed;
}

/* Compact View & Collapse Styles */

.roadmap-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 20px 40px;
    /* Reduced top padding */
}

.roadmap-header {
    text-align: center;
    margin-bottom: 30px;
    /* Reduced from 60px */
}

.roadmap-title {
    font-size: 2.5rem;
    /* Reduced from 3.5rem */
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: -1px;
}

.roadmap-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    /* slightly reduced */
    max-width: 600px;
    margin: 0 auto;
}

.topic-section {
    margin-bottom: 15px;
    /* Compact spacing */
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    /* Slightly smaller radius */
    overflow: hidden;
}

.topic-header {
    padding: 12px 20px;
    /* Compact padding */
    border-bottom: 1px solid var(--card-border);
    background: rgba(255, 255, 255, 0.02);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.2s;
}

.topic-header:hover {
    background: rgba(255, 255, 255, 0.05);
}

.topic-title {
    font-size: 1.1rem;
    /* Reduced from 1.5rem */
    font-weight: 700;
    margin: 0;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
}

.topic-title::before {
    content: '';
    display: block;
    width: 4px;
    height: 18px;
    /* Scaled down */
    background: var(--brand-orange);
    border-radius: 2px;
}

/* Chevron Icon */
.topic-header::after {
    content: '▼';
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: transform 0.3s;
    transform: rotate(-90deg);
    /* Default closed direction or initial state */
}

.topic-section.active .topic-header::after {
    transform: rotate(0deg);
    /* Open direction */
}

/* Content Wrapper */
.topic-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    background: rgba(0, 0, 0, 0.2);
}

/* Table Styles - Compact */
.roadmap-table {
    width: 100%;
    border-collapse: collapse;
}

.roadmap-table th {
    text-align: left;
    padding: 8px 20px;
    /* Compact */
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.8rem;
    /* Compact */
    border-bottom: 1px solid var(--card-border);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.roadmap-table td {
    padding: 8px 20px;
    /* Compact */
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    vertical-align: middle;
    transition: background-color 0.2s;
    font-size: 0.9rem;
    /* Compact */
}

.roadmap-table tr:hover td {
    background-color: rgba(255, 255, 255, 0.02);
}

.roadmap-table tr:last-child td {
    border-bottom: none;
}

/* Columns */
.col-name {
    width: 35%;
    font-weight: 500;
    color: #fff;
    font-size: 0.95rem;
}

.col-difficulty {
    width: 15%;
}

.difficulty-badge {
    display: inline-block;
    padding: 2px 8px;
    /* Compact */
    border-radius: 6px;
    font-size: 0.7rem;
    /* Compact */
    font-weight: 700;
    text-transform: uppercase;
    border: 1px solid;
    text-align: center;
    min-width: 60px;
}

.easy {
    background: rgba(74, 222, 128, 0.1);
    color: #4ade80;
    border-color: rgba(74, 222, 128, 0.2);
}

.medium {
    background: rgba(251, 191, 36, 0.1);
    color: #fbbf24;
    border-color: rgba(251, 191, 36, 0.2);
}

.hard {
    background: rgba(248, 113, 113, 0.1);
    color: #f87171;
    border-color: rgba(248, 113, 113, 0.2);
}

.col-frequency {
    width: 20%;
}

.progress-bar {
    width: 100%;
    max-width: 100px;
    height: 4px;
    /* Compact */
    background: #2a2a2a;
    border-radius: 2px;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
}

.progress-fill {
    height: 100%;
    background: #3b82f6;
    border-radius: 2px;
}

.col-tags {
    width: 25%;
}

.tag-pill {
    display: inline-block;
    padding: 2px 6px;
    /* Compact */
    background: #262626;
    color: var(--text-muted);
    border-radius: 4px;
    font-size: 0.7rem;
    /* Compact */
    margin-right: 4px;
    border: 1px solid #333;
}

.tag-pill.company {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    border-color: rgba(59, 130, 246, 0.3);
}

.col-action {
    width: 5%;
    text-align: right;
}

.action-link {
    color: var(--text-muted);
    font-size: 1rem;
    transition: color 0.2s;
}

.action-link:hover {
    color: var(--brand-orange);
}

/* Animations - preserved but subtle */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.topic-section {
    animation: fadeIn 0.5s ease-out forwards;
}
/* Toggle Switch Styles */
.view-toggle-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
}

.toggle-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 600;
    transition: color 0.3s;
}

.toggle-label.active {
    color: #fff;
}

.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #333;
    transition: .4s;
    border: 1px solid var(--card-border);
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
}

input:checked + .slider {
    background-color: var(--brand-orange);
    border-color: var(--brand-orange);
}

input:focus + .slider {
    box-shadow: 0 0 1px var(--brand-orange);
}

input:checked + .slider:before {
    transform: translateX(24px);
}

/* Rounded sliders */
.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}