:root {
    --canvas: #f7f7f4;
    --canvas-soft: #fafaf7;
    --surface-card: #ffffff;
    --surface-strong: #e6e5e0;
    --primary: #f54e00;
    --primary-active: #d04200;
    --ink: #26251e;
    --body: #5a5852;
    --body-strong: #26251e;
    --muted: #807d72;
    --muted-soft: #a09c92;
    --on-primary: #ffffff;
    --hairline: #e6e5e0;
    --hairline-soft: #efeee8;
    --hairline-strong: #cfcdc4;
    --semantic-success: #1f8a65;
    --semantic-error: #cf2d56;
    --rounded-xs: 4px;
    --rounded-sm: 6px;
    --rounded-md: 8px;
    --rounded-lg: 12px;
    --rounded-xl: 16px;
    --rounded-pill: 9999px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--body);
    background-color: var(--canvas);
}

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

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-nav {
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.nav-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.01em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: flex-end;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--body);
    padding: 8px 12px;
    border-radius: var(--rounded-md);
    transition: color 0.15s, background 0.15s;
}

.nav-link:hover,
.nav-link--active {
    color: var(--ink);
    background: var(--surface-strong);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--rounded-md);
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: transform 0.2s, opacity 0.2s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.hero-band {
    padding: 80px 0 64px;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline-soft);
}

.hero-band .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--surface-strong);
    border-radius: var(--rounded-pill);
    padding: 4px 10px;
    margin-bottom: 20px;
}

.hero-h1 {
    font-size: 48px;
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -1.2px;
    color: var(--ink);
    margin-bottom: 20px;
}

.hero-desc {
    font-size: 16px;
    line-height: 1.6;
    color: var(--body);
    max-width: 480px;
    margin-bottom: 32px;
}

.hero-image-wrap {
    border-radius: var(--rounded-lg);
    overflow: hidden;
    border: 1px solid var(--hairline);
    background: var(--surface-card);
    aspect-ratio: 4/3;
}

.hero-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.section {
    padding: 80px 0;
}

.section--alt {
    background: var(--canvas-soft);
    border-top: 1px solid var(--hairline-soft);
    border-bottom: 1px solid var(--hairline-soft);
}

.section-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 12px;
}

.section-title {
    font-size: 36px;
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.72px;
    color: var(--ink);
    margin-bottom: 16px;
}

.section-lead {
    font-size: 16px;
    line-height: 1.6;
    color: var(--body);
    max-width: 600px;
    margin-bottom: 48px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.card-grid--2 {
    grid-template-columns: repeat(2, 1fr);
}

.card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.card--linked {
    transition: border-color 0.15s;
    text-decoration: none;
    color: inherit;
}

.card--linked:hover {
    border-color: var(--hairline-strong);
}

.card-image {
    border-radius: var(--rounded-md);
    overflow: hidden;
    aspect-ratio: 16/9;
    background: var(--surface-strong);
    margin-bottom: 4px;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-category {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.35;
    color: var(--ink);
}

.card-excerpt {
    font-size: 14px;
    line-height: 1.55;
    color: var(--body);
    flex: 1;
}

.card-meta {
    font-size: 13px;
    color: var(--muted);
    margin-top: auto;
}

.featured-article {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    overflow: hidden;
    margin-bottom: 48px;
}

.featured-article__image {
    aspect-ratio: 4/3;
    overflow: hidden;
}

.featured-article__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-article__body {
    padding: 40px 40px 40px 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.featured-article__category {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
}

.featured-article__title {
    font-size: 26px;
    font-weight: 400;
    line-height: 1.25;
    letter-spacing: -0.325px;
    color: var(--ink);
}

.featured-article__excerpt {
    font-size: 15px;
    line-height: 1.65;
    color: var(--body);
}

.featured-article__link {
    display: inline-block;
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
    margin-top: 8px;
}

.featured-article__link:hover {
    color: var(--primary-active);
}

.plant-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.plant-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    overflow: hidden;
    text-align: center;
}

.plant-card__image {
    aspect-ratio: 1/1;
    overflow: hidden;
    background: var(--surface-strong);
}

.plant-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.plant-card__name {
    font-size: 14px;
    font-weight: 600;
    color: var(--ink);
    padding: 12px 12px 4px;
}

.plant-card__latin {
    font-size: 13px;
    font-style: italic;
    color: var(--muted);
    padding: 0 12px 14px;
    font-family: 'JetBrains Mono', monospace;
}

.article-header {
    padding: 64px 0 48px;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline-soft);
}

.article-header .container {
    max-width: 800px;
}

.article-category {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--surface-strong);
    border-radius: var(--rounded-pill);
    padding: 4px 10px;
    margin-bottom: 20px;
}

.article-h1 {
    font-size: 42px;
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -0.84px;
    color: var(--ink);
    margin-bottom: 20px;
}

.article-intro {
    font-size: 18px;
    line-height: 1.6;
    color: var(--body);
    margin-bottom: 24px;
}

.article-meta {
    font-size: 13px;
    color: var(--muted);
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.article-body {
    padding: 64px 0;
}

.article-body .container {
    max-width: 800px;
}

.article-body h2 {
    font-size: 26px;
    font-weight: 400;
    line-height: 1.25;
    letter-spacing: -0.325px;
    color: var(--ink);
    margin: 48px 0 16px;
}

.article-body h3 {
    font-size: 20px;
    font-weight: 600;
    line-height: 1.3;
    color: var(--ink);
    margin: 32px 0 12px;
}

.article-body p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--body);
    margin-bottom: 20px;
}

.article-body ul,
.article-body ol {
    margin: 16px 0 24px 0;
    padding-left: 24px;
}

.article-body li {
    font-size: 16px;
    line-height: 1.7;
    color: var(--body);
    margin-bottom: 8px;
    list-style: disc;
}

.article-body ol li {
    list-style: decimal;
}

.article-body strong {
    color: var(--body-strong);
    font-weight: 600;
}

.article-body a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.article-body a:hover {
    color: var(--primary-active);
}

.article-image-full {
    margin: 32px 0;
    border-radius: var(--rounded-lg);
    overflow: hidden;
    border: 1px solid var(--hairline);
}

.article-image-full img {
    width: 100%;
    object-fit: cover;
    max-height: 480px;
}

.article-image-full figcaption {
    font-size: 13px;
    color: var(--muted);
    padding: 10px 16px;
    background: var(--canvas-soft);
    border-top: 1px solid var(--hairline-soft);
}

.info-box {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--primary);
    border-radius: var(--rounded-md);
    padding: 20px 24px;
    margin: 28px 0;
}

.info-box p {
    margin-bottom: 0;
}

.info-box__title {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 8px !important;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
}

.data-table th {
    text-align: left;
    font-weight: 600;
    font-size: 12px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--muted);
    border-bottom: 1px solid var(--hairline);
    padding: 10px 12px;
}

.data-table td {
    padding: 12px;
    border-bottom: 1px solid var(--hairline-soft);
    color: var(--body);
    vertical-align: top;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:nth-child(even) td {
    background: var(--canvas-soft);
}

.page-header {
    padding: 64px 0 48px;
    border-bottom: 1px solid var(--hairline-soft);
}

.page-h1 {
    font-size: 42px;
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -0.84px;
    color: var(--ink);
    margin-bottom: 12px;
}

.page-lead {
    font-size: 18px;
    line-height: 1.6;
    color: var(--body);
}

.page-content {
    padding: 64px 0;
    max-width: 780px;
}

.page-content h2 {
    font-size: 24px;
    font-weight: 400;
    line-height: 1.25;
    letter-spacing: -0.3px;
    color: var(--ink);
    margin: 40px 0 14px;
    border-bottom: 1px solid var(--hairline-soft);
    padding-bottom: 10px;
}

.page-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin: 28px 0 10px;
}

.page-content p {
    font-size: 15px;
    line-height: 1.75;
    color: var(--body);
    margin-bottom: 18px;
}

.page-content ul {
    margin: 12px 0 20px 20px;
}

.page-content li {
    font-size: 15px;
    line-height: 1.7;
    color: var(--body);
    margin-bottom: 8px;
    list-style: disc;
}

.page-content a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.contact-section {
    padding: 80px 0;
    background: var(--canvas-soft);
    border-top: 1px solid var(--hairline-soft);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info h2 {
    font-size: 26px;
    font-weight: 400;
    line-height: 1.25;
    letter-spacing: -0.325px;
    color: var(--ink);
    margin-bottom: 16px;
}

.contact-info p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--body);
    margin-bottom: 24px;
}

.contact-detail {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-detail-item {
    font-size: 14px;
    color: var(--body);
}

.contact-detail-item strong {
    color: var(--ink);
}

.contact-form {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: 32px;
}

.contact-form h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--body-strong);
    margin-bottom: 6px;
    letter-spacing: 0.2px;
}

.form-input {
    width: 100%;
    background: var(--surface-card);
    border: 1px solid var(--hairline-strong);
    border-radius: var(--rounded-md);
    padding: 12px 16px;
    height: 44px;
    font-size: 15px;
    color: var(--ink);
    font-family: inherit;
    transition: border-color 0.15s;
    outline: none;
}

.form-input:focus {
    border-color: var(--ink);
}

.form-input--error {
    border-color: var(--semantic-error);
}

.form-textarea {
    height: auto;
    min-height: 120px;
    resize: vertical;
}

.btn-submit {
    background: var(--ink);
    color: var(--canvas);
    border: none;
    border-radius: var(--rounded-md);
    padding: 12px 24px;
    height: 44px;
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-submit:hover {
    background: #3a3930;
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-status {
    display: none;
    font-size: 14px;
    padding: 12px 16px;
    border-radius: var(--rounded-md);
    margin-top: 16px;
}

.form-status--success {
    background: #eef8f4;
    color: var(--semantic-success);
    border: 1px solid #b3e0d0;
}

.form-status--loading {
    background: var(--canvas-soft);
    color: var(--muted);
    border: 1px solid var(--hairline);
}

.site-footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 64px 0 0;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-logo {
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    display: block;
    margin-bottom: 12px;
}

.footer-tagline {
    font-size: 13px;
    line-height: 1.6;
    color: var(--body);
}

.footer-heading {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 16px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-link {
    font-size: 14px;
    color: var(--body);
    transition: color 0.15s;
}

.footer-link:hover {
    color: var(--ink);
}

.footer-disclaimer {
    font-size: 12px;
    line-height: 1.5;
    color: var(--muted-soft);
    margin-top: 16px;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 24px;
    border-top: 1px solid var(--hairline-soft);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-copy,
.footer-updated {
    font-size: 13px;
    color: var(--muted);
}

.cookie-banner {
    display: none;
    position: fixed;
    bottom: 24px;
    left: 24px;
    right: 24px;
    max-width: 720px;
    background: var(--ink);
    color: var(--canvas);
    border-radius: var(--rounded-lg);
    box-shadow: 0 8px 32px rgba(38, 37, 30, 0.18);
    z-index: 9999;
    margin: 0 auto;
}

.cookie-banner--visible {
    display: block;
}

.cookie-inner {
    padding: 20px 24px;
    display: flex;
    align-items: flex-start;
    gap: 24px;
    flex-wrap: wrap;
}

.cookie-text {
    flex: 1;
    min-width: 240px;
}

.cookie-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--canvas);
    margin-bottom: 6px;
}

.cookie-desc {
    font-size: 13px;
    line-height: 1.55;
    color: var(--muted-soft);
}

.cookie-link {
    color: var(--muted-soft);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.cookie-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-shrink: 0;
    flex-wrap: wrap;
}

.btn-cookie-accept {
    background: var(--canvas);
    color: var(--ink);
    border: none;
    border-radius: var(--rounded-md);
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    height: 40px;
    transition: background 0.15s;
}

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

.btn-cookie-reject {
    background: transparent;
    color: var(--muted-soft);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--rounded-md);
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    height: 40px;
    transition: border-color 0.15s, color 0.15s;
}

.btn-cookie-reject:hover {
    color: var(--canvas);
    border-color: rgba(255,255,255,0.3);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--muted);
    transition: color 0.15s;
}

.breadcrumb a:hover {
    color: var(--body);
}

.breadcrumb__sep {
    color: var(--muted-soft);
}

.articles-index {
    padding: 80px 0;
}

.articles-index .section-title {
    margin-bottom: 8px;
}

.articles-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 40px;
}

.article-row {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 32px;
    align-items: start;
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.15s;
}

.article-row:hover {
    border-color: var(--hairline-strong);
}

.article-row__image {
    height: 200px;
    overflow: hidden;
}

.article-row__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-row__body {
    padding: 28px 28px 28px 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.article-row__category {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
}

.article-row__title {
    font-size: 20px;
    font-weight: 400;
    line-height: 1.3;
    letter-spacing: -0.2px;
    color: var(--ink);
}

.article-row__excerpt {
    font-size: 14px;
    line-height: 1.6;
    color: var(--body);
}

.article-row__meta {
    font-size: 13px;
    color: var(--muted);
    margin-top: 4px;
}

@media (max-width: 1024px) {
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .plant-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .footer-inner {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--canvas);
        border-bottom: 1px solid var(--hairline);
        flex-direction: column;
        align-items: stretch;
        padding: 12px 16px;
        gap: 4px;
    }
    .nav-links--open {
        display: flex;
    }
    .nav-link {
        padding: 12px 16px;
    }
    .hero-band .container {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .hero-h1 {
        font-size: 32px;
        letter-spacing: -0.8px;
    }
    .featured-article {
        grid-template-columns: 1fr;
    }
    .featured-article__body {
        padding: 24px;
    }
    .card-grid,
    .card-grid--2 {
        grid-template-columns: 1fr;
    }
    .plant-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .article-h1 {
        font-size: 28px;
    }
    .article-row {
        grid-template-columns: 1fr;
    }
    .article-row__image {
        height: 200px;
    }
    .article-row__body {
        padding: 20px;
    }
    .footer-inner {
        grid-template-columns: 1fr 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
    .section-title {
        font-size: 28px;
    }
    .page-h1 {
        font-size: 30px;
    }
    .cookie-banner {
        bottom: 0;
        left: 0;
        right: 0;
        border-radius: var(--rounded-lg) var(--rounded-lg) 0 0;
    }
}

@media (max-width: 480px) {
    .plant-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-inner {
        grid-template-columns: 1fr;
    }
    .hero-h1 {
        font-size: 26px;
    }
    .article-h1 {
        font-size: 24px;
    }
}