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

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

:root {
    --clr-black: #0e0f0c;
    --clr-green: #9fe870;
    --clr-green-dark: #163300;
    --clr-green-mint: #e2f6d5;
    --clr-green-pastel: #cdffad;
    --clr-warm-dark: #454745;
    --clr-gray: #868685;
    --clr-surface: #e8ebe6;
    --clr-white: #ffffff;
    --clr-off-white: #f7f9f5;
    --radius-pill: 9999px;
    --radius-card: 30px;
    --radius-card-sm: 16px;
    --radius-section: 40px;
    --shadow-ring: rgba(14,15,12,0.12) 0px 0px 0px 1px;
    --font-main: 'Inter', Helvetica, Arial, sans-serif;
    --transition: 0.18s ease;
}

html { scroll-behavior: smooth; font-feature-settings: "calt" 1; }

body {
    font-family: var(--font-main);
    font-size: 18px;
    font-weight: 400;
    line-height: 1.44;
    letter-spacing: 0.18px;
    color: var(--clr-black);
    background: var(--clr-white);
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--clr-green-dark); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

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

.rn-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: var(--radius-pill);
    font-family: var(--font-main);
    font-size: 18px;
    font-weight: 600;
    line-height: 1.44;
    letter-spacing: -0.108px;
    border: none;
    cursor: pointer;
    transition: transform var(--transition);
    text-decoration: none;
    font-feature-settings: "calt" 1;
}
.rn-btn:hover { transform: scale(1.05); }
.rn-btn:active { transform: scale(0.95); }
.rn-btn--green { background: var(--clr-green); color: var(--clr-green-dark); }
.rn-btn--ghost { background: rgba(22,51,0,0.08); color: var(--clr-black); }
.rn-btn--outline { background: transparent; color: var(--clr-black); box-shadow: var(--shadow-ring); }

.rn-tag {
    display: inline-block;
    padding: 4px 14px;
    border-radius: var(--radius-pill);
    background: var(--clr-green-mint);
    color: var(--clr-green-dark);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: -0.084px;
}

.rn-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(8px);
    box-shadow: var(--shadow-ring);
}
.rn-nav__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 68px;
    display: flex;
    align-items: center;
    gap: 40px;
}
.rn-nav__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-shrink: 0;
}
.rn-logo-mark {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--clr-green);
    color: var(--clr-green-dark);
    font-size: 13px;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: -0.5px;
}
.rn-logo-text {
    font-size: 20px;
    font-weight: 900;
    color: var(--clr-black);
    letter-spacing: -0.5px;
}
.rn-nav__menu {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}
.rn-nav__link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--radius-pill);
    font-size: 16px;
    font-weight: 600;
    color: var(--clr-black);
    background: none;
    border: none;
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
    text-decoration: none;
    font-feature-settings: "calt" 1;
    white-space: nowrap;
}
.rn-nav__link:hover, .rn-nav__link--active { background: rgba(211,242,192,0.4); color: var(--clr-green-dark); }
.rn-nav__dropdown { position: relative; }
.rn-nav__submenu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 260px;
    background: var(--clr-white);
    border-radius: var(--radius-card-sm);
    box-shadow: var(--shadow-ring), 0 8px 32px rgba(14,15,12,0.10);
    padding: 8px;
    display: none;
    z-index: 200;
}
.rn-nav__dropdown.open .rn-nav__submenu { display: block; }
.rn-nav__sublink {
    display: block;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    color: var(--clr-black);
    transition: background var(--transition);
}
.rn-nav__sublink:hover { background: var(--clr-green-mint); color: var(--clr-green-dark); }
.rn-nav__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin-left: auto;
}
.rn-nav__burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--clr-black);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.rn-hero {
    padding: 80px 24px 64px;
    background: var(--clr-off-white);
    text-align: center;
}
.rn-hero__inner { max-width: 860px; margin: 0 auto; }
.rn-hero__eyebrow { margin-bottom: 20px; }
.rn-hero__title {
    font-size: clamp(48px, 8vw, 96px);
    font-weight: 900;
    line-height: 0.88;
    letter-spacing: -2px;
    color: var(--clr-black);
    margin-bottom: 24px;
    font-feature-settings: "calt" 1;
}
.rn-hero__title span { color: var(--clr-green-dark); }
.rn-hero__desc {
    font-size: 20px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--clr-warm-dark);
    margin-bottom: 32px;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}
.rn-hero__image {
    margin-top: 48px;
    border-radius: var(--radius-section);
    overflow: hidden;
    box-shadow: var(--shadow-ring);
    max-height: 480px;
}
.rn-hero__image img { width: 100%; height: 480px; object-fit: cover; }

.rn-section { padding: 72px 24px; }
.rn-section--alt { background: var(--clr-off-white); }
.rn-section__header { margin-bottom: 40px; }
.rn-section__title {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 900;
    line-height: 0.9;
    letter-spacing: -1.5px;
    color: var(--clr-black);
    margin-bottom: 12px;
    font-feature-settings: "calt" 1;
}
.rn-section__sub {
    font-size: 18px;
    font-weight: 600;
    color: var(--clr-warm-dark);
    max-width: 600px;
}

.rn-cards { display: grid; gap: 24px; }
.rn-cards--3 { grid-template-columns: repeat(3, 1fr); }
.rn-cards--2 { grid-template-columns: repeat(2, 1fr); }
.rn-card {
    background: var(--clr-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-ring);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition), box-shadow var(--transition);
}
.rn-card:hover { transform: translateY(-4px); box-shadow: 0 8px 32px rgba(14,15,12,0.12); }
.rn-card__img { width: 100%; height: 220px; object-fit: cover; }
.rn-card__body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.rn-card__tag { margin-bottom: 12px; }
.rn-card__title {
    font-size: 22px;
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: -0.396px;
    color: var(--clr-black);
    margin-bottom: 10px;
    font-feature-settings: "calt" 1;
}
.rn-card__excerpt {
    font-size: 16px;
    color: var(--clr-warm-dark);
    line-height: 1.5;
    flex: 1;
    margin-bottom: 20px;
}
.rn-card__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 15px;
    font-weight: 600;
    color: var(--clr-green-dark);
    transition: gap var(--transition);
}
.rn-card__link:hover { gap: 10px; }
.rn-card__link svg { transition: transform var(--transition); }
.rn-card__link:hover svg { transform: translateX(4px); }

.rn-features { display: grid; gap: 16px; }
.rn-features--2 { grid-template-columns: repeat(2, 1fr); }
.rn-feature {
    background: var(--clr-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-ring);
    padding: 32px;
}
.rn-feature__icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--clr-green-mint);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    font-size: 22px;
}
.rn-feature__title {
    font-size: 22px;
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: -0.396px;
    margin-bottom: 10px;
    font-feature-settings: "calt" 1;
}
.rn-feature__text { font-size: 16px; color: var(--clr-warm-dark); line-height: 1.5; }

.rn-article { padding: 48px 24px 72px; }
.rn-article__inner { max-width: 780px; margin: 0 auto; }
.rn-article__hero { border-radius: var(--radius-section); overflow: hidden; margin-bottom: 40px; box-shadow: var(--shadow-ring); }
.rn-article__hero img { width: 100%; height: 420px; object-fit: cover; }
.rn-article__meta { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.rn-article__date { font-size: 14px; color: var(--clr-gray); font-weight: 600; }
.rn-article__title {
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 900;
    line-height: 0.9;
    letter-spacing: -2px;
    color: var(--clr-black);
    margin-bottom: 20px;
    font-feature-settings: "calt" 1;
}
.rn-article__lead {
    font-size: 20px;
    font-weight: 600;
    color: var(--clr-warm-dark);
    line-height: 1.4;
    margin-bottom: 40px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(14,15,12,0.12);
}
.rn-article__body h2 {
    font-size: 32px;
    font-weight: 900;
    line-height: 0.95;
    letter-spacing: -1px;
    color: var(--clr-black);
    margin: 40px 0 16px;
    font-feature-settings: "calt" 1;
}
.rn-article__body h3 {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.396px;
    color: var(--clr-black);
    margin: 28px 0 12px;
    font-feature-settings: "calt" 1;
}
.rn-article__body p { margin-bottom: 18px; color: var(--clr-black); line-height: 1.6; }
.rn-article__body ul, .rn-article__body ol { margin: 0 0 18px 24px; }
.rn-article__body li { margin-bottom: 8px; line-height: 1.6; color: var(--clr-black); }
.rn-article__body ul li { list-style: disc; }
.rn-article__body ol li { list-style: decimal; }
.rn-article__body a { color: var(--clr-green-dark); text-decoration: underline; text-underline-offset: 3px; }
.rn-article__body a:hover { color: var(--clr-black); }

.rn-infobox {
    background: var(--clr-green-mint);
    border-radius: var(--radius-card-sm);
    padding: 24px 28px;
    margin: 32px 0;
    border-left: 4px solid var(--clr-green);
}
.rn-infobox__title { font-size: 16px; font-weight: 900; margin-bottom: 8px; color: var(--clr-green-dark); font-feature-settings: "calt" 1; }
.rn-infobox p { margin-bottom: 0; color: var(--clr-green-dark); font-size: 15px; }

.rn-source-list { margin-top: 48px; padding-top: 28px; border-top: 1px solid rgba(14,15,12,0.12); }
.rn-source-list__title { font-size: 14px; font-weight: 600; color: var(--clr-gray); margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
.rn-source-list a { font-size: 14px; color: var(--clr-warm-dark); text-decoration: underline; text-underline-offset: 3px; display: block; margin-bottom: 6px; }
.rn-source-list a:hover { color: var(--clr-green-dark); }

.rn-contact-form { max-width: 600px; }
.rn-form-group { margin-bottom: 20px; }
.rn-form-group label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--clr-black);
}
.rn-form-group input,
.rn-form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid rgba(14,15,12,0.2);
    border-radius: 10px;
    font-family: var(--font-main);
    font-size: 16px;
    font-weight: 400;
    color: var(--clr-black);
    background: var(--clr-white);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}
.rn-form-group input:focus,
.rn-form-group textarea:focus {
    border-color: var(--clr-green-dark);
    box-shadow: rgb(134,134,133) 0px 0px 0px 1px inset;
}
.rn-form-group textarea { height: 140px; resize: vertical; }
.rn-form__status {
    margin-top: 16px;
    padding: 14px 18px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    display: none;
}
.rn-form__status--success { background: var(--clr-green-mint); color: var(--clr-green-dark); }
.rn-form__status--error { background: #fdecea; color: #b00020; }

.rn-breadcrumb {
    padding: 16px 24px;
    background: var(--clr-off-white);
    border-bottom: 1px solid rgba(14,15,12,0.08);
}
.rn-breadcrumb__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--clr-gray);
    flex-wrap: wrap;
}
.rn-breadcrumb__inner a { color: var(--clr-warm-dark); }
.rn-breadcrumb__inner a:hover { color: var(--clr-green-dark); }
.rn-breadcrumb__sep { color: var(--clr-gray); }

.rn-footer {
    background: var(--clr-black);
    color: rgba(255,255,255,0.85);
    padding: 64px 24px 0;
    margin-top: 80px;
}
.rn-footer__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.rn-footer .rn-logo-mark { background: var(--clr-green); color: var(--clr-green-dark); }
.rn-footer .rn-logo-text { color: var(--clr-white); }
.rn-footer__tagline { margin-top: 12px; font-size: 15px; color: rgba(255,255,255,0.55); line-height: 1.5; }
.rn-footer__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.rn-footer__heading { font-size: 13px; font-weight: 900; color: rgba(255,255,255,0.4); text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 14px; font-feature-settings: "calt" 1; }
.rn-footer__list li { margin-bottom: 8px; }
.rn-footer__list a { font-size: 15px; color: rgba(255,255,255,0.7); transition: color var(--transition); }
.rn-footer__list a:hover { color: var(--clr-green); }
.rn-footer__bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
    font-size: 13px;
    color: rgba(255,255,255,0.4);
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.rn-footer__bottom a { color: rgba(255,255,255,0.55); text-decoration: underline; }
.rn-footer__disclaimer { font-size: 12px; color: rgba(255,255,255,0.3); }

.rn-cookie {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    background: var(--clr-black);
    border-radius: var(--radius-card-sm);
    box-shadow: 0 8px 40px rgba(14,15,12,0.35);
    width: calc(100% - 48px);
    max-width: 680px;
    display: none;
}
.rn-cookie.visible { display: block; }
.rn-cookie__inner {
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}
.rn-cookie__text { font-size: 14px; color: rgba(255,255,255,0.8); flex: 1; min-width: 200px; }
.rn-cookie__text a { color: var(--clr-green); text-decoration: underline; }
.rn-cookie__actions { display: flex; gap: 10px; flex-shrink: 0; }

.rn-page-hero {
    background: var(--clr-off-white);
    padding: 56px 24px 48px;
    text-align: center;
    border-bottom: 1px solid rgba(14,15,12,0.08);
}
.rn-page-hero__title {
    font-size: clamp(40px, 7vw, 72px);
    font-weight: 900;
    line-height: 0.88;
    letter-spacing: -2px;
    color: var(--clr-black);
    margin-bottom: 16px;
    font-feature-settings: "calt" 1;
}
.rn-page-hero__sub { font-size: 18px; font-weight: 600; color: var(--clr-warm-dark); max-width: 560px; margin: 0 auto; }

.rn-prose { max-width: 780px; margin: 0 auto; padding: 56px 24px 80px; }
.rn-prose h2 {
    font-size: 32px;
    font-weight: 900;
    line-height: 0.95;
    letter-spacing: -1px;
    margin: 40px 0 14px;
    font-feature-settings: "calt" 1;
}
.rn-prose h3 { font-size: 20px; font-weight: 600; margin: 28px 0 10px; }
.rn-prose p { margin-bottom: 16px; line-height: 1.65; }
.rn-prose ul, .rn-prose ol { margin: 0 0 16px 24px; }
.rn-prose li { margin-bottom: 6px; line-height: 1.6; }
.rn-prose ul li { list-style: disc; }
.rn-prose ol li { list-style: decimal; }
.rn-prose a { color: var(--clr-green-dark); text-decoration: underline; text-underline-offset: 3px; }

.rn-updated { font-size: 14px; color: var(--clr-gray); margin-bottom: 32px; }

.rn-related { padding: 56px 24px; background: var(--clr-off-white); }
.rn-related__inner { max-width: 1200px; margin: 0 auto; }
.rn-related__title { font-size: 32px; font-weight: 900; line-height: 0.95; letter-spacing: -1px; margin-bottom: 32px; font-feature-settings: "calt" 1; }

.rn-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 32px 0; }
.rn-stat { background: var(--clr-white); border-radius: var(--radius-card-sm); box-shadow: var(--shadow-ring); padding: 24px; text-align: center; }
.rn-stat__num { font-size: 40px; font-weight: 900; line-height: 1; color: var(--clr-green-dark); font-feature-settings: "calt" 1; }
.rn-stat__label { font-size: 14px; font-weight: 600; color: var(--clr-gray); margin-top: 6px; }

.rn-spinner { display: inline-block; width: 18px; height: 18px; border: 2px solid rgba(22,51,0,0.3); border-top-color: var(--clr-green-dark); border-radius: 50%; animation: spin 0.6s linear infinite; vertical-align: middle; margin-right: 8px; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 992px) {
    .rn-cards--3 { grid-template-columns: repeat(2, 1fr); }
    .rn-features--2 { grid-template-columns: 1fr; }
    .rn-footer__inner { grid-template-columns: 1fr; gap: 32px; }
    .rn-footer__cols { grid-template-columns: repeat(2, 1fr); }
    .rn-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .rn-nav__burger { display: flex; }
    .rn-nav__menu {
        display: none;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: var(--clr-white);
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px;
        box-shadow: 0 8px 32px rgba(14,15,12,0.12);
        gap: 4px;
    }
    .rn-nav__menu.open { display: flex; }
    .rn-nav__inner { position: relative; }
    .rn-nav__submenu { position: static; box-shadow: none; background: var(--clr-off-white); margin-top: 4px; }
    .rn-nav__dropdown.open .rn-nav__submenu { display: block; }
    .rn-cards--3, .rn-cards--2 { grid-template-columns: 1fr; }
    .rn-footer__cols { grid-template-columns: 1fr; }
    .rn-stats { grid-template-columns: 1fr; }
}
@media (max-width: 576px) {
    .rn-hero__title { font-size: 42px; }
    .rn-section__title { font-size: 32px; }
    .rn-article__title { font-size: 36px; }
    .rn-cookie__inner { flex-direction: column; align-items: flex-start; }
}