src/static/css/document_list.css

.documents-hero {
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 50%, #047857 100%);
        padding: 3rem 0;
        position: relative;
        overflow: hidden;
        color: white;
        margin-top: -1rem;
        margin-bottom: 3rem;
}

.documents-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 70%, rgba(120, 119, 198, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: documentsFloat 20s ease-in-out infinite;
}

@keyframes documentsFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.hero-greeting {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #fff, rgba(255,255,255,0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.btn-hero-action {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    margin: 0.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.btn-hero-action::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s;
}

.btn-hero-action:hover::before {
    left: 100%;
}

.btn-hero-action:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Document Cards */
.document-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    animation: documentCardSlideIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.document-card:nth-child(1) { animation-delay: 0.1s; }
.document-card:nth-child(2) { animation-delay: 0.2s; }
.document-card:nth-child(3) { animation-delay: 0.3s; }
.document-card:nth-child(4) { animation-delay: 0.4s; }
.document-card:nth-child(5) { animation-delay: 0.5s; }
.document-card:nth-child(6) { animation-delay: 0.6s; }

@keyframes documentCardSlideIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.document-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
}

.file-icon {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    position: relative;
    overflow: hidden;
}

.file-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2), rgba(255,255,255,0.1));
    border-radius: inherit;
}

.file-icon i {
    position: relative;
    z-index: 1;
}

.document-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-clamp: 2;
}

.file-icon-pdf {
    background: linear-gradient(135deg, #dc2626, #b91c1c) !important;
}

.file-icon-docx {
    background: linear-gradient(135deg, #2563eb, #1d4ed8) !important;
}

.file-icon-pptx {
    background: linear-gradient(135deg, #ea580c, #c2410c) !important;
}

.file-icon-generic {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important;
}

.document-meta {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.document-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

.btn-document-action {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1rem;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-document-action:hover {
    background: var(--background-light);
    color: var(--primary-color);
    transform: scale(1.1);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    opacity: 0.5;
}

.empty-state-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.empty-state-text {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* Filters */
.filters-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.filter-input {
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.filter-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
    outline: none;
}

.filter-select {
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.filter-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
    outline: none;
}

.btn-filter {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 10px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-filter:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

.btn-clear {
    background: var(--background-light);
    color: var(--text-secondary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-clear:hover {
    background: var(--border-color);
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 768px) {
    .documents-hero {
        padding: 2rem 0;
    }

    .hero-greeting {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn-hero-action {
        padding: 0.5rem 1.5rem;
        margin: 0.25rem;
    }

    .document-card {
        padding: 1.5rem;
    }

    .filters-card {
        padding: 1.5rem;
    }
}

[data-theme="dark"] .documents-hero {
        background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
}