/* Design System Components */

/* --- CARDS & PANELS --- */
.dt-card {
    background: var(--bg-panel);
    border: 1px solid var(--border-main);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.dt-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-md), var(--glow-red);
}

.dt-card-header {
    padding: var(--space-md);
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border-dim);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dt-card-header h3 {
    font-family: var(--font-header);
    font-size: 1.1rem;
    color: var(--accent-secondary);
    letter-spacing: 1px;
}

.dt-card-body {
    padding: var(--space-md);
}

.dt-card-footer {
    padding: var(--space-sm) var(--space-md);
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid var(--border-dim);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* --- BUTTONS --- */
.dt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    border: 1px solid var(--border-main);
    background: transparent;
    color: var(--text-secondary);
    font-family: var(--font-header);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
}

.dt-btn:hover {
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
    background: rgba(230, 184, 0, 0.05);
}

.dt-btn:active {
    transform: scale(0.98);
}

.dt-btn-primary {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--text-on-accent);
}

.dt-btn-primary:hover {
    background: #b33939;
    border-color: #b33939;
    color: var(--text-on-accent);
    box-shadow: var(--glow-red);
}

.dt-btn-outline {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.dt-btn-outline:hover {
    background: var(--accent-primary);
    color: var(--text-on-accent);
}

.dt-btn-sm {
    padding: var(--space-xs) var(--space-md);
    font-size: 0.75rem;
}

.dt-btn-block {
    width: 100%;
    margin-bottom: var(--space-xs);
}

.dt-actions {
    margin-top: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* --- FORMS --- */
.dt-input-group {
    margin-bottom: var(--space-md);
}

.dt-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dt-input, .dt-select {
    width: 100%;
    background: var(--bg-deep);
    border: 1px solid var(--border-main);
    color: var(--text-primary);
    padding: var(--space-sm) var(--space-md);
    outline: none;
    transition: border-color 0.2s ease;
}

.dt-input:focus, .dt-select:focus {
    border-color: var(--accent-secondary);
    box-shadow: 0 0 8px rgba(230, 184, 0, 0.1);
}

.dt-select option {
    background: var(--bg-panel);
    color: var(--text-primary);
}

/* --- BADGES --- */
.dt-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    font-size: 0.7rem;
    font-weight: bold;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
}

.dt-badge-essential {
    background: rgba(230, 184, 0, 0.1);
    color: var(--accent-secondary);
    border: 1px solid var(--accent-secondary);
}

.dt-badge-difficulty-easy {
    background: rgba(39, 174, 96, 0.1);
    color: #27ae60;
    border: 1px solid #27ae60;
}

.dt-badge-difficulty-med {
    background: rgba(230, 184, 0, 0.1);
    color: #e6b800;
    border: 1px solid #e6b800;
}

.dt-badge-difficulty-hard {
    background: rgba(212, 77, 77, 0.1);
    color: #d44d4d;
    border: 1px solid #d44d4d;
}

/* --- PROGRESS BARS --- */
.dt-progress-container {
    width: 100%;
    margin: var(--space-sm) 0;
}

.dt-progress-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    margin-bottom: var(--space-xs);
    color: var(--text-secondary);
}

.dt-progress-bg {
    height: 8px;
    background: var(--bg-surface);
    border: 1px solid var(--border-dim);
    border-radius: 4px;
    overflow: hidden;
}

.dt-progress-fill {
    height: 100%;
    background: var(--accent-primary);
    width: 0%;
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- UTILS --- */
.flex-1 { flex: 1; }
.flex-row { flex-direction: row !important; }
.flex-wrap { flex-wrap: wrap !important; }
.w-full { width: 100%; }

.hidden { display: none !important; }

.module-intro {
    max-width: 850px;
    margin: calc(-1 * var(--space-md)) 0 var(--space-xl);
    color: var(--text-secondary);
    line-height: 1.7;
}

.info-page {
    max-width: 850px;
    margin: 0 auto;
}

.info-page h1,
.info-page h2 {
    font-family: var(--font-header);
    color: var(--text-primary);
    letter-spacing: 1px;
}

.info-page h2 {
    margin: var(--space-xl) 0 var(--space-md);
    font-size: 1.15rem;
}

.info-page p,
.info-page li {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.info-page ul {
    list-style: disc;
    padding-left: var(--space-lg);
}

.info-page a {
    color: var(--accent-secondary);
    text-decoration: underline;
}
/* Plain-language context keeps the tools useful before any interaction. */
.tool-reference {
    margin: 20px 0;
    padding: 18px 20px;
    border: 1px solid var(--border-main);
    border-left: 3px solid var(--accent-secondary);
    background: rgba(36, 36, 36, 0.65);
    color: var(--text-secondary);
    font-family: var(--font-ui);
    line-height: 1.65;
}

.tool-reference h2,
.tool-reference h3 {
    margin-bottom: 8px;
    color: var(--text-primary);
    font-family: var(--font-header);
    font-weight: 400;
}

.tool-reference p + p { margin-top: 10px; }
.tool-reference a { color: var(--accent-secondary); text-decoration: underline; }
.no-script-reference { margin-top: 28px; }