:root {
    --brand-primary: #6a3de8;
    --brand-primary-dark: #5227cf;
    --brand-primary-light: #8a65f0;
    --brand-secondary: #00b8d4;
    --brand-accent: #2eca8b;
    --brand-warning: #ff9800;
    --brand-info: #2196f3;
    --text-dark: #1a2a42;
    --text-medium: #4a5568;
    --text-light: #718096;
    --bg-light-gray: #f7f9fc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --shadow-normal: 0 8px 16px rgba(26, 42, 66, 0.07);
    --shadow-hover: 0 12px 24px rgba(26, 42, 66, 0.12);
    --shadow-inset: inset 0 2px 4px rgba(0, 0, 0, 0.06);
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition-main: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.doc-page-container {
    background-color: var(--bg-light-gray);
    overflow-x: hidden;
}

/* --- HEADER SECTION --- */
.doc-header {
    background: linear-gradient(135deg, var(--text-dark) 0%, #2c3e50 100%);
    padding: 5rem 1rem 10rem;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.doc-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(106, 61, 232, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 184, 212, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.doc-header__bg-shape {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 150px;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3e%3cpath fill='%23f7f9fc' fill-opacity='1' d='M0,192L48,170.7C96,149,192,107,288,112C384,117,480,171,576,197.3C672,224,768,224,864,202.7C960,181,1056,139,1152,122.7C1248,107,1344,117,1392,122.7L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3e%3c/path%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-size: cover;
    z-index: 2;
}

.doc-header__content {
    position: relative;
    z-index: 3;
}

.doc-header__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: 30px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInDown 0.8s ease both;
}

.doc-header__badge .material-icons {
    font-size: 1.125rem;
    color: var(--brand-accent);
}

.doc-header__title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    animation: fadeInDown 0.8s ease both 0.1s;
    line-height: 1.2;
}

.doc-header__subtitle {
    font-size: 1.25rem;
    max-width: 750px;
    margin: 0 auto 2rem;
    opacity: 0.9;
    font-weight: 300;
    line-height: 1.6;
    animation: fadeInUp 0.8s ease both 0.2s;
}

.doc-header__stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
    animation: fadeInUp 0.8s ease both 0.3s;
}

.doc-stat {
    text-align: center;
}

.doc-stat__number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--brand-accent);
    display: block;
    margin-bottom: 0.25rem;
}

.doc-stat__label {
    font-size: 0.875rem;
    opacity: 0.8;
    font-weight: 500;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

/* --- SEARCH & FILTERS --- */
.doc-controls {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-top: -6rem;
    position: relative;
    z-index: 10;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    animation: fadeInUp 0.8s ease both 0.4s;
}

.doc-search__form {
    display: flex;
    width: 100%;
    margin-bottom: 1.5rem;
}

.doc-search__input {
    flex-grow: 1;
    border: 2px solid var(--border-color);
    padding: 1rem 1.25rem;
    font-size: 1rem;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    transition: var(--transition-main);
    outline: none;
}

.doc-search__input:focus {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(106, 61, 232, 0.1);
}

.doc-search__btn {
    background-color: var(--brand-primary);
    color: white;
    border: none;
    padding: 0 2rem;
    font-weight: 600;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    cursor: pointer;
    transition: var(--transition-main);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.doc-search__btn:hover {
    background-color: var(--brand-primary-dark);
}

.doc-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.doc-filters__btn {
    background: none;
    border: 2px solid var(--border-color);
    padding: 0.625rem 1.25rem;
    border-radius: 30px;
    font-weight: 500;
    color: var(--text-medium);
    cursor: pointer;
    transition: var(--transition-main);
    font-size: 0.9375rem;
}

.doc-filters__btn:hover {
    border-color: var(--brand-primary-light);
    color: var(--brand-primary);
    transform: translateY(-2px);
}

.doc-filters__btn.active {
    background-color: var(--brand-primary);
    border-color: var(--brand-primary);
    color: white;
    font-weight: 600;
}

/* --- CONTENT SECTION --- */
.doc-content {
    padding: 4rem 0 5rem;
}

.doc-section-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    text-align: center;
    position: relative;
}

.doc-section-subtitle {
    text-align: center;
    color: var(--text-medium);
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.6;
}

.doc-section-title::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 4px;
    background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
    border-radius: 2px;
}

/* --- CARD GRID & CARDS --- */
.doc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
}

.doc-card {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-normal);
    transition: var(--transition-main);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
    opacity: 0;
    transform: translateY(30px);
    animation: cardFadeIn 0.6s ease forwards;
}

.doc-card.hidden {
    display: none;
}

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

.doc-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.doc-card__header {
    padding: 1.75rem;
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.doc-card__icon-wrapper {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    flex-shrink: 0;
}

.doc-card__icon-wrapper .material-icons {
    font-size: 2rem;
    color: white;
}

.doc-card__header-text {
    flex: 1;
    min-width: 0;
}

.doc-card__title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 0.5rem 0;
    line-height: 1.3;
}

.doc-card__title a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.2s ease;
}

.doc-card__title a:hover {
    color: var(--brand-primary);
}

.doc-card__meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    color: var(--text-light);
}

.doc-card__meta .material-icons {
    font-size: 1rem;
}

.doc-card__body {
    padding: 1.75rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.doc-card__text {
    color: var(--text-medium);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.doc-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.doc-card__tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background-color: rgba(106, 61, 232, 0.1);
    color: var(--brand-primary);
    border-radius: 12px;
    font-weight: 500;
}

.doc-card__link {
    display: inline-flex;
    align-items: center;
    font-weight: 600;
    color: var(--brand-primary);
    text-decoration: none;
    margin-top: auto;
    transition: var(--transition-main);
}

.doc-card__link:hover {
    color: var(--brand-primary-dark);
}

.doc-card__link .material-icons {
    margin-left: 0.25rem;
    transition: transform 0.2s ease;
}

.doc-card__link:hover .material-icons {
    transform: translateX(4px);
}

/* Card Color Themes */
.doc-card[data-category="compliance"] .doc-card__icon-wrapper {
    background: linear-gradient(135deg, #3182ce, #2c5aa0);
}

.doc-card[data-category="preparedness"] .doc-card__icon-wrapper {
    background: linear-gradient(135deg, #e53e3e, #c53030);
}

.doc-card[data-category="testing"] .doc-card__icon-wrapper {
    background: linear-gradient(135deg, #48bb78, #38a169);
}

.doc-card[data-category="current"] .doc-card__icon-wrapper {
    background: linear-gradient(135deg, #ed8936, #dd6b20);
}

.doc-card[data-category="recordkeeping"] .doc-card__icon-wrapper {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.doc-card[data-category="training"] .doc-card__icon-wrapper {
    background: linear-gradient(135deg, #f093fb, #f5576c);
}

/* --- FEATURED SECTION --- */
.doc-featured {
    background: linear-gradient(135deg, #1e3a5f 0%, #2c3e50 100%);
    color: white;
    border-radius: var(--radius-lg);
    padding: 3rem;
    margin-bottom: 4rem;
    display: flex;
    align-items: center;
    gap: 2.5rem;
    position: relative;
    overflow: hidden;
}

.doc-featured::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(46, 202, 139, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.doc-featured__icon {
    font-size: 5rem;
    color: var(--brand-accent);
    filter: drop-shadow(0 4px 12px rgba(46, 202, 139, 0.3));
    z-index: 1;
}

.doc-featured__content {
    flex: 1;
    z-index: 1;
}

.doc-featured__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.doc-featured__content h2 {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.doc-featured__content p {
    margin-bottom: 1.75rem;
    opacity: 0.9;
    line-height: 1.7;
    font-size: 1.0625rem;
}

.doc-featured__btn {
    background-color: var(--brand-accent);
    border: none;
    color: white;
    font-weight: 700;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: var(--transition-main);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 12px rgba(46, 202, 139, 0.3);
}

.doc-featured__btn:hover {
    background-color: #27b67a;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46, 202, 139, 0.4);
}

/* --- QUICK LINKS SECTION --- */
.doc-quick-links {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    margin-bottom: 4rem;
    box-shadow: var(--shadow-normal);
}

.doc-quick-links__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    text-align: center;
}

.doc-quick-links__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.doc-quick-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-light-gray);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-dark);
    transition: var(--transition-main);
    border: 1px solid transparent;
}

.doc-quick-link:hover {
    background: white;
    border-color: var(--brand-primary);
    transform: translateX(4px);
    box-shadow: var(--shadow-normal);
}

.doc-quick-link__icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-dark));
    border-radius: 8px;
    color: white;
    flex-shrink: 0;
}

.doc-quick-link__text {
    font-weight: 500;
    font-size: 0.9375rem;
}

/* --- CONTACT SECTION --- */
.doc-contact-cta {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 3rem;
    text-align: center;
    box-shadow: var(--shadow-normal);
    border-top: 4px solid var(--brand-secondary);
}

.doc-contact-cta__icon {
    font-size: 3.5rem;
    color: var(--brand-secondary);
    margin-bottom: 1.25rem;
}

.doc-contact-cta h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.doc-contact-cta p {
    color: var(--text-medium);
    max-width: 600px;
    margin: 0 auto 2rem;
    font-size: 1.0625rem;
    line-height: 1.7;
}

.doc-contact-cta__actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.doc-contact-cta__btn {
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-main);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.doc-contact-cta__btn--primary {
    background-color: var(--brand-primary);
    border: 2px solid var(--brand-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(106, 61, 232, 0.2);
}

.doc-contact-cta__btn--primary:hover {
    background-color: var(--brand-primary-dark);
    border-color: var(--brand-primary-dark);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(106, 61, 232, 0.3);
}

.doc-contact-cta__btn--secondary {
    background-color: transparent;
    border: 2px solid var(--brand-primary);
    color: var(--brand-primary);
}

.doc-contact-cta__btn--secondary:hover {
    background-color: var(--brand-primary);
    color: white;
    transform: translateY(-3px);
}

/* --- RESPONSIVE DESIGN --- */
@media (max-width: 768px) {
    .doc-header {
        padding: 4rem 1rem 8rem;
    }

    .doc-header__title {
        font-size: 2rem;
    }

    .doc-header__subtitle {
        font-size: 1.0625rem;
    }

    .doc-header__stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .doc-controls {
        padding: 1.5rem;
        margin-top: -4rem;
    }

    .doc-search__form {
        flex-direction: column;
    }

    .doc-search__input {
        border-radius: var(--radius-md);
        margin-bottom: 0.75rem;
    }

    .doc-search__btn {
        border-radius: var(--radius-md);
        justify-content: center;
        padding: 0.875rem;
    }

    .doc-featured {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
        gap: 1.5rem;
    }

    .doc-featured__icon {
        font-size: 3.5rem;
    }

    .doc-featured__content h2 {
        font-size: 1.5rem;
    }

    .doc-filters {
        gap: 0.5rem;
    }

    .doc-filters__btn {
        padding: 0.5rem 0.875rem;
        font-size: 0.875rem;
    }

    .doc-grid {
        grid-template-columns: 1fr;
    }

    .doc-quick-links__grid {
        grid-template-columns: 1fr;
    }

    .doc-contact-cta__actions {
        flex-direction: column;
    }

    .doc-contact-cta__btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .doc-header__title {
        font-size: 1.75rem;
    }

    .doc-section-title {
        font-size: 1.75rem;
    }
}