/* ==========================================
   INSIGHTS PAGE STYLES
   ========================================== */

/* Hero */
.insights-hero {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    color: var(--white);
    padding: 6rem 0 4rem;
    text-align: center;
}

.insights-hero h1 {
    font-family: 'Crimson Pro', serif;
    font-size: clamp(3rem, 5vw, 4.5rem);
    margin-bottom: 1rem;
    font-weight: 700;
    color: orange;
}

.insights-hero p {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    opacity: 0.95;
}

/* Section */
.insights-section {
    padding: 5rem 0 6rem;
    background: var(--bg-light);
}

/* Tab Selector */
.insights-tabs {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0;
}

.tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1.75rem;
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.25s ease;
    margin-bottom: -2px;
}

.tab-btn svg {
    flex-shrink: 0;
    transition: stroke 0.25s ease;
}

.tab-btn:hover {
    color: var(--primary-green);
}

.tab-btn.active {
    color: var(--primary-green);
    border-bottom-color: var(--accent-orange);
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeInTab 0.35s ease;
}

@keyframes fadeInTab {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-intro {
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.tab-intro p {
    color: var(--text-secondary);
    text-align: center;
    font-size: 1.05rem;
    max-width: 800px;
    margin-bottom: 0;
}

/* Weekly Selector */
.weekly-selector {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.selector-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-width: 180px;
}

.selector-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.selector-group select {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    color: var(--text-primary);
    background: var(--white);
    cursor: pointer;
    transition: border-color 0.2s ease;
}

.selector-group select:hover {
    border-color: var(--primary-green-light);
}

.selector-group select:focus {
    outline: none;
    border-color: var(--primary-green);
}

/* Document List */
.document-list {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.document-item {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.1rem 1.5rem;
    transition: all 0.25s ease;
}

.document-item:hover {
    border-color: var(--primary-green-light);
    box-shadow: var(--shadow-sm);
    transform: translateX(4px);
}

.document-icon {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    background: rgba(45, 95, 63, 0.08);
    color: var(--primary-green);
    display: flex;
    align-items: center;
    justify-content: center;
}

.document-icon svg {
    width: 22px;
    height: 22px;
}

.document-info {
    flex: 1;
    min-width: 0;
}

.document-title {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.2rem;
    line-height: 1.4;
}

.document-date {
    font-size: 0.85rem;
    color: var(--text-light);
}

.document-action {
    flex-shrink: 0;
}

.btn-view-pdf {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1.25rem;
    background: var(--primary-green);
    color: var(--white);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    transition: all 0.25s ease;
}

.btn-view-pdf:hover {
    background: var(--accent-orange);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-view-pdf svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* Empty State (no reports for selected month) */
.document-empty-state {
    text-align: center;
    padding: 3.5rem 1.5rem;
    color: var(--text-light);
    background: var(--white);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-md);
}

.document-empty-state svg {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    opacity: 0.35;
    display: block;
}

.document-empty-state h3 {
    color: var(--text-primary);
    font-size: 1.15rem;
    margin-bottom: 0.4rem;
}

.document-empty-state p {
    margin: 0;
    font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 768px) {
    .insights-hero {
        padding: 5rem 0 3rem;
    }

    .insights-section {
        padding: 3rem 0 4rem;
    }

    .insights-tabs {
        gap: 0.25rem;
    }

    .tab-btn {
        flex: 1;
        justify-content: center;
        padding: 0.85rem 0.75rem;
        font-size: 0.9rem;
    }

    .tab-btn span,
    .tab-btn svg {
        flex-shrink: 0;
    }

    .weekly-selector {
        flex-direction: column;
        gap: 1rem;
    }

    .selector-group {
        min-width: 100%;
    }

    .document-item {
        flex-wrap: wrap;
        padding: 1rem;
    }

    .document-info {
        flex-basis: calc(100% - 60px);
    }

    .document-action {
        flex-basis: 100%;
        margin-top: 0.75rem;
    }

    .btn-view-pdf {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .tab-btn {
        font-size: 0.8rem;
        padding: 0.75rem 0.5rem;
        gap: 0.4rem;
    }

    .tab-btn svg {
        width: 16px;
        height: 16px;
    }
}