@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;900&display=swap');

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

:root {
    --near-black: #0e0f0c;
    --wise-green: #9fe870;
    --dark-green: #163300;
    --light-mint: #e2f6d5;
    --pastel-green: #cdffad;
    --warm-dark: #454745;
    --gray: #868685;
    --light-surface: #e8ebe6;
    --white: #ffffff;
    --ring-shadow: rgba(14,15,12,0.12) 0px 0px 0px 1px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'Inter', Helvetica, Arial, sans-serif;
    font-feature-settings: "calt";
    color: var(--near-black);
    background: var(--white);
    font-weight: 400;
    line-height: 1.44;
    letter-spacing: 0.18px;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--dark-green); }

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

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

/* ── HEADER ── */
.site-header {
    background: var(--white);
    border-bottom: 1px solid rgba(14,15,12,0.12);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 0;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-logo {
    font-family: 'Inter', sans-serif;
    font-weight: 900;
    font-size: 1.25rem;
    font-feature-settings: "calt";
    color: var(--near-black);
    letter-spacing: -0.5px;
}

.site-logo span {
    color: var(--dark-green);
    background: var(--wise-green);
    border-radius: 6px;
    padding: 1px 6px;
}

/* ── NAV ── */
.site-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.site-nav a {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    font-feature-settings: "calt";
    color: var(--near-black);
    padding: 6px 14px;
    border-radius: 9999px;
    transition: background 0.15s ease;
    letter-spacing: -0.084px;
}

.site-nav a:hover {
    background: rgba(211,242,192,0.4);
    color: var(--near-black);
}

.site-nav a.active {
    background: var(--light-mint);
    color: var(--dark-green);
}

.nav-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.nav-hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--near-black);
    border-radius: 2px;
    transition: all 0.2s;
}

/* ── HERO ── */
.hero {
    padding: 80px 0 64px;
    background: var(--white);
}

.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-label {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    font-feature-settings: "calt";
    color: var(--dark-green);
    background: var(--light-mint);
    display: inline-block;
    padding: 4px 14px;
    border-radius: 9999px;
    margin-bottom: 20px;
    letter-spacing: -0.084px;
}

.hero-headline {
    font-family: 'Inter', sans-serif;
    font-weight: 900;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-feature-settings: "calt";
    line-height: 0.95;
    color: var(--near-black);
    letter-spacing: -1px;
    margin-bottom: 24px;
}

.hero-body {
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--warm-dark);
    line-height: 1.6;
    margin-bottom: 32px;
    letter-spacing: 0.18px;
}

.hero-image {
    border-radius: 30px;
    overflow: hidden;
    box-shadow: var(--ring-shadow);
}

.hero-image img {
    width: 100%;
    height: 380px;
    object-fit: cover;
}

/* ── BUTTONS ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    font-feature-settings: "calt";
    letter-spacing: -0.108px;
    border-radius: 9999px;
    padding: 10px 22px;
    border: none;
    cursor: pointer;
    transition: transform 0.15s ease;
    text-decoration: none;
}

.btn:hover { transform: scale(1.05); }
.btn:active { transform: scale(0.95); }

.btn-primary {
    background: var(--wise-green);
    color: var(--dark-green);
}

.btn-secondary {
    background: rgba(22,51,0,0.08);
    color: var(--near-black);
}

/* ── SECTION TITLES ── */
.section-label {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    font-feature-settings: "calt";
    color: var(--dark-green);
    background: var(--light-mint);
    display: inline-block;
    padding: 4px 14px;
    border-radius: 9999px;
    margin-bottom: 16px;
    letter-spacing: -0.084px;
}

.section-heading {
    font-family: 'Inter', sans-serif;
    font-weight: 900;
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-feature-settings: "calt";
    line-height: 0.95;
    color: var(--near-black);
    letter-spacing: -0.5px;
    margin-bottom: 16px;
}

.section-sub {
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--warm-dark);
    line-height: 1.55;
    max-width: 640px;
    letter-spacing: 0.18px;
}

/* ── ARTICLES GRID ── */
.articles-section {
    padding: 72px 0;
    background: var(--white);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.article-card {
    border-radius: 30px;
    box-shadow: var(--ring-shadow);
    overflow: hidden;
    transition: transform 0.2s ease;
    background: var(--white);
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: rgba(14,15,12,0.16) 0px 8px 24px;
}

.article-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.article-card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-card-tag {
    font-weight: 600;
    font-size: 0.75rem;
    font-feature-settings: "calt";
    color: var(--dark-green);
    background: var(--light-mint);
    display: inline-block;
    padding: 3px 10px;
    border-radius: 9999px;
    margin-bottom: 12px;
    letter-spacing: -0.084px;
}

.article-card-title {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 1.125rem;
    font-feature-settings: "calt";
    line-height: 1.3;
    color: var(--near-black);
    margin-bottom: 10px;
    letter-spacing: -0.108px;
}

.article-card-excerpt {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--warm-dark);
    line-height: 1.55;
    flex: 1;
    letter-spacing: 0.18px;
}

.article-card-meta {
    margin-top: 16px;
    font-size: 0.8rem;
    color: var(--gray);
    font-weight: 400;
    letter-spacing: -0.084px;
}

.article-card-link {
    display: block;
    margin-top: 16px;
    font-weight: 600;
    font-size: 0.875rem;
    font-feature-settings: "calt";
    color: var(--dark-green);
    letter-spacing: -0.084px;
    transition: gap 0.15s;
}

.article-card-link:hover { text-decoration: underline; }

/* ── FEATURED SECTION ── */
.featured-section {
    padding: 72px 0;
    background: var(--light-surface);
}

.featured-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.featured-image {
    border-radius: 30px;
    overflow: hidden;
    box-shadow: var(--ring-shadow);
}

.featured-image img {
    width: 100%;
    height: 360px;
    object-fit: cover;
}

.featured-content .section-label { margin-bottom: 12px; }
.featured-content .section-heading { margin-bottom: 16px; }

.featured-body {
    font-size: 1rem;
    font-weight: 400;
    color: var(--warm-dark);
    line-height: 1.65;
    margin-bottom: 20px;
    letter-spacing: 0.18px;
}

/* ── DATA HIGHLIGHTS ── */
.highlights-section {
    padding: 72px 0;
    background: var(--near-black);
}

.highlights-section .section-heading { color: var(--white); }
.highlights-section .section-label { background: rgba(159,232,112,0.2); color: var(--wise-green); }
.highlights-section .section-sub { color: rgba(255,255,255,0.65); }

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 48px;
}

.highlight-card {
    border-radius: 20px;
    background: rgba(255,255,255,0.06);
    box-shadow: rgba(255,255,255,0.08) 0px 0px 0px 1px;
    padding: 28px 24px;
}

.highlight-value {
    font-family: 'Inter', sans-serif;
    font-weight: 900;
    font-size: 2.25rem;
    font-feature-settings: "calt";
    line-height: 1;
    color: var(--wise-green);
    letter-spacing: -1px;
    margin-bottom: 8px;
}

.highlight-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: rgba(255,255,255,0.65);
    letter-spacing: -0.084px;
    font-feature-settings: "calt";
}

/* ── ARTICLE PAGE ── */
.article-hero {
    padding: 56px 0 40px;
    background: var(--white);
    border-bottom: 1px solid rgba(14,15,12,0.08);
}

.article-breadcrumb {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray);
    margin-bottom: 16px;
    letter-spacing: -0.084px;
    font-feature-settings: "calt";
}

.article-breadcrumb a { color: var(--dark-green); }
.article-breadcrumb a:hover { text-decoration: underline; }

.article-title {
    font-family: 'Inter', sans-serif;
    font-weight: 900;
    font-size: clamp(2rem, 4vw, 3rem);
    font-feature-settings: "calt";
    line-height: 0.95;
    color: var(--near-black);
    letter-spacing: -1px;
    max-width: 800px;
    margin-bottom: 20px;
}

.article-meta {
    display: flex;
    gap: 16px;
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--gray);
    letter-spacing: -0.084px;
}

.article-meta span { display: flex; align-items: center; gap: 6px; }

.article-cover {
    border-radius: 20px;
    overflow: hidden;
    margin: 32px 0;
    box-shadow: var(--ring-shadow);
}

.article-cover img {
    width: 100%;
    height: 420px;
    object-fit: cover;
}

.article-cover figcaption {
    padding: 10px 16px;
    font-size: 0.8rem;
    color: var(--gray);
    font-weight: 400;
    letter-spacing: -0.084px;
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 48px;
    padding: 48px 0 80px;
}

.article-body {
    font-size: 1.0625rem;
    font-weight: 400;
    color: var(--near-black);
    line-height: 1.7;
    letter-spacing: 0.18px;
}

.article-body h2 {
    font-family: 'Inter', sans-serif;
    font-weight: 900;
    font-size: 1.625rem;
    font-feature-settings: "calt";
    line-height: 1.1;
    color: var(--near-black);
    letter-spacing: -0.5px;
    margin: 40px 0 16px;
}

.article-body h3 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    font-feature-settings: "calt";
    line-height: 1.2;
    color: var(--near-black);
    letter-spacing: -0.3px;
    margin: 28px 0 12px;
}

.article-body p { margin-bottom: 18px; }

.article-body ul, .article-body ol {
    margin: 0 0 18px 24px;
}

.article-body li { margin-bottom: 6px; }

.article-body a {
    color: var(--dark-green);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.article-body a:hover { color: var(--near-black); }

.article-body .info-box {
    background: var(--light-mint);
    border-left: 4px solid var(--wise-green);
    border-radius: 0 12px 12px 0;
    padding: 20px 24px;
    margin: 28px 0;
    font-size: 0.95rem;
}

.article-body .info-box strong {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark-green);
    font-feature-settings: "calt";
}

.article-body figure {
    margin: 28px 0;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--ring-shadow);
}

.article-body figure img {
    width: 100%;
    height: auto;
    max-height: 360px;
    object-fit: cover;
}

.article-body figure figcaption {
    padding: 10px 16px;
    font-size: 0.8rem;
    color: var(--gray);
    background: var(--light-surface);
}

.article-body .data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 0.9rem;
}

.article-body .data-table th {
    background: var(--near-black);
    color: var(--white);
    font-weight: 600;
    font-feature-settings: "calt";
    padding: 12px 16px;
    text-align: left;
    letter-spacing: -0.084px;
}

.article-body .data-table td {
    padding: 10px 16px;
    border-bottom: 1px solid rgba(14,15,12,0.08);
    color: var(--near-black);
}

.article-body .data-table tr:last-child td { border-bottom: none; }
.article-body .data-table tr:nth-child(even) td { background: var(--light-surface); }

.article-body .refs {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid rgba(14,15,12,0.12);
    font-size: 0.85rem;
    color: var(--gray);
}

.article-body .refs p { margin-bottom: 6px; }

/* ── SIDEBAR ── */
.article-sidebar {
    position: sticky;
    top: 80px;
    align-self: start;
}

.sidebar-card {
    border-radius: 20px;
    box-shadow: var(--ring-shadow);
    padding: 24px;
    margin-bottom: 20px;
    background: var(--white);
}

.sidebar-card-title {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    font-feature-settings: "calt";
    color: var(--near-black);
    letter-spacing: -0.108px;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(14,15,12,0.1);
}

.sidebar-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-links a {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dark-green);
    letter-spacing: -0.084px;
    font-feature-settings: "calt";
    transition: opacity 0.15s;
}

.sidebar-links a:hover { opacity: 0.7; text-decoration: underline; }

/* ── CONTACT FORM ── */
.contact-section {
    padding: 80px 0;
    background: var(--light-surface);
}

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

.contact-form-card {
    background: var(--white);
    border-radius: 30px;
    box-shadow: var(--ring-shadow);
    padding: 40px;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.875rem;
    font-feature-settings: "calt";
    color: var(--near-black);
    margin-bottom: 8px;
    letter-spacing: -0.084px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid rgba(14,15,12,0.2);
    border-radius: 10px;
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    font-feature-settings: "calt";
    color: var(--near-black);
    background: var(--white);
    transition: border-color 0.15s;
    outline: none;
    letter-spacing: 0.18px;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--dark-green);
    box-shadow: rgb(134,134,133) 0px 0px 0px 1px inset;
}

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

.form-submit-state {
    margin-top: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: -0.084px;
    font-feature-settings: "calt";
    min-height: 22px;
}

.form-success { color: var(--dark-green); }
.form-loading { color: var(--gray); }

/* ── PAGES (about, privacy, terms) ── */
.page-hero {
    padding: 64px 0 48px;
    background: var(--white);
}

.page-title {
    font-family: 'Inter', sans-serif;
    font-weight: 900;
    font-size: clamp(2rem, 4vw, 3rem);
    font-feature-settings: "calt";
    line-height: 0.95;
    color: var(--near-black);
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.page-updated {
    font-size: 0.85rem;
    color: var(--gray);
    font-weight: 400;
    letter-spacing: -0.084px;
}

.page-content {
    padding: 48px 0 80px;
    max-width: 780px;
    font-size: 1rem;
    color: var(--near-black);
    line-height: 1.7;
    letter-spacing: 0.18px;
}

.page-content h2 {
    font-family: 'Inter', sans-serif;
    font-weight: 900;
    font-size: 1.5rem;
    font-feature-settings: "calt";
    color: var(--near-black);
    letter-spacing: -0.5px;
    margin: 36px 0 14px;
}

.page-content h3 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 1.125rem;
    font-feature-settings: "calt";
    color: var(--near-black);
    letter-spacing: -0.3px;
    margin: 24px 0 10px;
}

.page-content p { margin-bottom: 16px; }

.page-content ul, .page-content ol {
    margin: 0 0 16px 24px;
}

.page-content li { margin-bottom: 6px; }

.page-content a { color: var(--dark-green); text-decoration: underline; text-underline-offset: 2px; }
.page-content a:hover { color: var(--near-black); }

/* ── FOOTER ── */
.site-footer {
    background: var(--near-black);
    color: rgba(255,255,255,0.65);
    padding: 56px 0 32px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand .site-logo {
    color: var(--white);
    display: inline-block;
    margin-bottom: 14px;
}

.footer-brand p {
    font-size: 0.875rem;
    line-height: 1.6;
    letter-spacing: 0.18px;
}

.footer-col-title {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 0.875rem;
    font-feature-settings: "calt";
    color: var(--white);
    letter-spacing: -0.084px;
    margin-bottom: 14px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.55);
    font-weight: 400;
    transition: color 0.15s;
    letter-spacing: 0.18px;
}

.footer-links a:hover { color: var(--wise-green); }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
    gap: 16px;
    flex-wrap: wrap;
}

/* ── COOKIE BANNER ── */
.cookie-banner {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 48px);
    max-width: 700px;
    background: var(--near-black);
    color: var(--white);
    border-radius: 20px;
    padding: 20px 24px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.25);
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cookie-text {
    flex: 1;
    min-width: 200px;
    font-size: 0.875rem;
    line-height: 1.55;
    color: rgba(255,255,255,0.75);
    letter-spacing: 0.18px;
}

.cookie-text a { color: var(--wise-green); text-decoration: underline; }

.cookie-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.cookie-accept {
    background: var(--wise-green);
    color: var(--dark-green);
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    font-feature-settings: "calt";
    border: none;
    border-radius: 9999px;
    padding: 8px 18px;
    cursor: pointer;
    transition: transform 0.15s;
    letter-spacing: -0.084px;
}

.cookie-accept:hover { transform: scale(1.05); }
.cookie-accept:active { transform: scale(0.95); }

.cookie-reject {
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.75);
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    font-feature-settings: "calt";
    border: none;
    border-radius: 9999px;
    padding: 8px 18px;
    cursor: pointer;
    transition: background 0.15s;
    letter-spacing: -0.084px;
}

.cookie-reject:hover { background: rgba(255,255,255,0.18); }

.cookie-hidden { display: none !important; }

/* ── DISCLAIMER ── */
.disclaimer-bar {
    background: rgba(159,232,112,0.15);
    border-bottom: 1px solid rgba(159,232,112,0.4);
    padding: 8px 24px;
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--dark-green);
    text-align: center;
    letter-spacing: 0.18px;
}

/* ── SCHEMA / ABOUT ── */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    padding: 72px 0;
}

.about-img {
    border-radius: 30px;
    overflow: hidden;
    box-shadow: var(--ring-shadow);
}

.about-img img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* ── RESPONSIVE ── */
@media (max-width: 992px) {
    .hero-inner, .featured-inner, .contact-inner, .about-grid, .article-layout {
        grid-template-columns: 1fr;
    }

    .articles-grid { grid-template-columns: repeat(2, 1fr); }
    .highlights-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-top { grid-template-columns: 1fr 1fr; }

    .hero-image, .featured-image { order: -1; }
    .hero-image img, .featured-image img { height: 260px; }

    .article-sidebar { position: static; }
}

@media (max-width: 576px) {
    .site-nav { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: var(--white); border-bottom: 1px solid rgba(14,15,12,0.12); padding: 12px 24px 20px; }
    .site-nav.open { display: flex; }
    .nav-hamburger { display: flex; }
    .articles-grid { grid-template-columns: 1fr; }
    .highlights-grid { grid-template-columns: 1fr 1fr; }
    .footer-top { grid-template-columns: 1fr; }
    .cookie-banner { bottom: 16px; }
}