:root {
    --color-primary: #0C6039;
    --color-secondary: #407E5C;
    --color-tertiary: #B1D0A6;
    --color-quaternary: #F0E8C9;
    --color-accent: #2F2F2F;
    --color-white: #ffffff;
    --color-gray-light: #F7F4EB;
    --color-gray: #6c757d;
    --color-dark: #212529;
    --font-primary: 'Inter', sans-serif;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-dark);
    background: var(--color-gray-light);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.navbar-fixed {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(12, 96, 57, 0.1);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.02);
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-logo {
    width: 42px;
    height: 42px;
}

.navbar-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    margin: 0;
}

.navbar-menu a {
    color: var(--color-dark);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
}

.navbar-menu a:hover {
    color: var(--color-primary);
}

.navbar-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width 0.3s ease;
}

.navbar-menu a:hover::after {
    width: 100%;
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.navbar-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

.intro-section {
    padding: 140px 0 100px;
    background: var(--color-gray-light);
}

.intro-text-column {
    padding-right: 3rem;
}

.intro-label {
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
    padding: 0.5rem 1rem;
    background: rgba(12, 96, 57, 0.08);
    border-left: 3px solid var(--color-primary);
}

.intro-title {
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-primary);
    margin-bottom: 2rem;
}

.intro-subtitle {
    font-size: 1.3rem;
    line-height: 1.7;
    color: var(--color-dark);
    opacity: 0.85;
    margin-bottom: 2.5rem;
}

.intro-meta {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.intro-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    color: var(--color-secondary);
    font-weight: 500;
}

.intro-meta-item i {
    font-size: 1.2rem;
    color: var(--color-primary);
}

.intro-visual {
    position: relative;
}

.intro-image {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(12, 96, 57, 0.15);
}

.intro-visual-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.data-point {
    position: absolute;
    width: 12px;
    height: 12px;
}

.data-pulse {
    width: 100%;
    height: 100%;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.data-pulse::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: var(--color-primary);
    border-radius: 50%;
    opacity: 0.4;
    animation: pulse-ring 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

@keyframes pulse-ring {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
    100% {
        transform: translate(-50%, -50%) scale(2.5);
        opacity: 0;
    }
}

.context-section {
    padding: 100px 0;
    background: var(--color-quaternary);
}

.context-wrapper {
    display: flex;
    gap: 3rem;
}

.context-line {
    width: 3px;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-tertiary));
    flex-shrink: 0;
}

.context-content {
    flex: 1;
}

.context-block {
    margin-bottom: 3rem;
}

.context-block:last-child {
    margin-bottom: 0;
}

.context-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.context-paragraph {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--color-dark);
    opacity: 0.9;
}

.system-section {
    padding: 100px 0;
    background: var(--color-gray-light);
}

.system-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.2rem;
    color: var(--color-dark);
    opacity: 0.8;
    max-width: 700px;
    margin: 0 auto;
}

.system-diagram {
    max-width: 1000px;
    margin: 0 auto;
}

.system-level {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    padding: 2.5rem 0;
    border-bottom: 1px solid rgba(12, 96, 57, 0.1);
    position: relative;
}

.system-level:last-child {
    border-bottom: none;
}

.level-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    border-radius: 8px;
    font-size: 1.8rem;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(12, 96, 57, 0.2);
}

.level-number {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-tertiary);
    flex-shrink: 0;
    width: 70px;
}

.level-content {
    flex: 1;
}

.level-title {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.level-description {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-dark);
    opacity: 0.85;
}

.data-visualization-section {
    padding: 100px 0;
    background: var(--color-white);
}

.data-visual-wrapper {
    position: relative;
}

.data-visual-image {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(12, 96, 57, 0.15);
}

.data-visual-content {
    padding-left: 2rem;
}

.data-visual-title {
    font-size: 2.3rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.data-visual-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--color-dark);
    opacity: 0.85;
    margin-bottom: 2rem;
}

.data-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.data-feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.05rem;
    color: var(--color-dark);
    font-weight: 500;
}

.data-feature-item i {
    font-size: 1.4rem;
    color: var(--color-primary);
    width: 30px;
    text-align: center;
}

.scenarios-section {
    padding: 0;
    position: relative;
}

.scenarios-visual {
    position: relative;
    width: 100%;
    min-height: 700px;
}

.scenarios-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 700px;
}

.scenarios-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(12, 96, 57, 0.88) 0%, rgba(64, 126, 92, 0.82) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.scenarios-text {
    max-width: 900px;
    padding: 3rem;
    text-align: center;
    color: var(--color-white);
}

.scenarios-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 2.5rem;
}

.scenarios-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.scenario-point {
    text-align: center;
}

.scenario-point i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.scenario-point p {
    font-size: 1.15rem;
    line-height: 1.6;
    margin: 0;
}

.scenarios-disclaimer {
    font-size: 1rem;
    font-style: italic;
    opacity: 0.9;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    padding-top: 1.5rem;
}

.audience-section {
    padding: 100px 0;
    background: var(--color-gray-light);
}

.audience-list {
    max-width: 1000px;
    margin: 0 auto;
}

.audience-item {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    padding: 2.5rem 0;
    border-bottom: 1px solid rgba(12, 96, 57, 0.1);
}

.audience-item:last-child {
    border-bottom: none;
}

.audience-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    border-radius: 50%;
    font-size: 2rem;
    flex-shrink: 0;
    box-shadow: 0 4px 20px rgba(12, 96, 57, 0.2);
}

.audience-content {
    flex: 1;
}

.audience-title {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.audience-description {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-dark);
    opacity: 0.85;
}

.disclaimer-section {
    padding: 100px 0;
    background: var(--color-quaternary);
}

.disclaimer-box {
    max-width: 950px;
    margin: 0 auto;
    padding: 3.5rem;
    background: var(--color-white);
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.disclaimer-icon-header {
    text-align: center;
    margin-bottom: 2rem;
}

.disclaimer-icon-header i {
    font-size: 3.5rem;
    color: var(--color-primary);
}

.disclaimer-title {
    font-size: 2.3rem;
    font-weight: 700;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 3rem;
}

.disclaimer-content {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.disclaimer-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.disclaimer-item i {
    font-size: 2rem;
    color: var(--color-secondary);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.disclaimer-text-wrapper {
    flex: 1;
}

.disclaimer-subtitle {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.disclaimer-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-dark);
    opacity: 0.85;
    margin: 0;
}

.hero-secondary {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--color-accent) 0%, #1a1a1a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="1" height="1" fill="rgba(255,255,255,0.03)"/></svg>');
    opacity: 0.3;
}

.hero-secondary-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-secondary-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.3;
    margin-bottom: 2rem;
}

.hero-secondary-line {
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, var(--color-primary), var(--color-tertiary));
    margin: 0 auto;
}

.contact-section {
    padding: 100px 0;
    background: var(--color-gray-light);
}

.contact-info-box {
    padding-right: 2rem;
}

.contact-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.contact-description {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
    opacity: 0.85;
}

.contact-details {
    margin-top: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.05rem;
    color: var(--color-secondary);
    font-weight: 500;
}

.contact-detail-item i {
    font-size: 1.3rem;
    color: var(--color-primary);
    width: 30px;
    text-align: center;
}

.contact-form {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    border: 1px solid rgba(12, 96, 57, 0.2);
    border-radius: 4px;
    transition: var(--transition);
    font-family: var(--font-primary);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(12, 96, 57, 0.1);
}

.error-message {
    display: block;
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.btn-submit {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-white);
    background: var(--color-primary);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit:hover {
    background: var(--color-secondary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(12, 96, 57, 0.3);
}

.footer {
    padding: 4rem 0 2rem;
    background: var(--color-accent);
    color: var(--color-white);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
}

.footer-logo {
    width: 50px;
    height: 50px;
    margin-bottom: 1.5rem;
    filter: brightness(0) invert(1);
}

.footer-description {
    font-size: 1rem;
    line-height: 1.7;
    opacity: 0.8;
}

.footer-links-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-menu {
    list-style: none;
}

.footer-menu li {
    margin-bottom: 0.75rem;
}

.footer-menu a {
    color: var(--color-white);
    opacity: 0.8;
    transition: var(--transition);
}

.footer-menu a:hover {
    opacity: 1;
    color: var(--color-tertiary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 0.95rem;
    opacity: 0.7;
}

.cookie-notice {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--color-white);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: 9999;
    padding: 1.5rem 0;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    display: none;
}

.cookie-notice.show {
    transform: translateY(0);
}

.cookie-notice.hide {
    transform: translateY(100%);
}

.cookie-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.cookie-text {
    flex: 1;
    font-size: 0.95rem;
    color: var(--color-dark);
    margin: 0;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
}

.cookie-btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.cookie-btn-accept {
    background: var(--color-primary);
    color: var(--color-white);
}

.cookie-btn-accept:hover {
    background: var(--color-secondary);
}

.cookie-btn-decline {
    background: transparent;
    color: var(--color-dark);
    border: 1px solid var(--color-gray);
}

.cookie-btn-decline:hover {
    background: var(--color-gray-light);
}

@media (max-width: 991px) {
    .navbar-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--color-white);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transition: left 0.3s ease;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    }

    .navbar-menu.active {
        left: 0;
    }

    .navbar-toggle {
        display: flex;
    }

    .intro-title {
        font-size: 2.2rem;
    }

    .intro-subtitle {
        font-size: 1.15rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .scenarios-title {
        font-size: 2.2rem;
    }

    .hero-secondary-title {
        font-size: 2.3rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .data-visual-content {
        padding-left: 0;
        margin-top: 2rem;
    }

    .scenarios-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767px) {
    .intro-section {
        padding: 100px 0 60px;
    }

    .intro-text-column {
        padding-right: 0;
    }

    .intro-label {
        font-size: 0.8rem;
    }

    .intro-title {
        font-size: 1.8rem;
    }

    .intro-subtitle {
        font-size: 1.05rem;
    }

    .intro-meta {
        gap: 1rem;
    }

    .context-wrapper {
        flex-direction: column;
        gap: 1.5rem;
    }

    .context-line {
        width: 100%;
        height: 3px;
    }

    .context-subtitle {
        font-size: 1.3rem;
    }

    .context-paragraph {
        font-size: 1.05rem;
    }

    .system-level {
        flex-direction: column;
        gap: 1rem;
    }

    .level-number {
        width: auto;
    }

    .level-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .scenarios-visual {
        min-height: 600px;
    }

    .scenarios-image {
        min-height: 600px;
    }

    .scenarios-text {
        padding: 2rem 1rem;
    }

    .scenarios-title {
        font-size: 1.8rem;
    }

    .scenario-point i {
        font-size: 2rem;
    }

    .scenario-point p {
        font-size: 1.05rem;
    }

    .audience-item {
        flex-direction: column;
        gap: 1.5rem;
    }

    .audience-icon {
        width: 60px;
        height: 60px;
        font-size: 1.8rem;
    }

    .disclaimer-box {
        padding: 2rem;
    }

    .disclaimer-item {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-secondary {
        padding: 80px 0;
    }

    .hero-secondary-title {
        font-size: 1.8rem;
    }

    .contact-info-box {
        padding-right: 0;
        margin-bottom: 2rem;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .cookie-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .cookie-buttons {
        width: 100%;
        flex-direction: column;
    }

    .cookie-btn {
        width: 100%;
    }
}