@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Poppins:wght@500;600;700&display=swap');


/* ========================================
   VARIABLES
   ======================================== */

:root {
    --primary-color: #0f172a;
    --primary-light: #1e293b;
    --accent-color: #c8a951;
    --accent-dark: #a88b3a;
    --white: #ffffff;
    --background-light: #f8fafc;
    --background-dark: #020617;
    --text-color: #334155;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --container-width: 1200px;
    --transition: .3s ease;
}


/* ========================================
   RESET
   ======================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background: var(--white);
    overflow-x: hidden;
}

img {
    display: block;
    width: 100%;
}

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

button {
    font: inherit;
}


/* ========================================
   TYPOGRAPHY
   ======================================== */

h1,
h2,
h3 {
    font-family: 'Poppins', sans-serif;
    line-height: 1.2;
    color: var(--primary-color);
}

h1 {
    font-size: clamp(2.4rem, 9vw, 4.8rem);
}

h2 {
    font-size: clamp(1.9rem, 7vw, 3rem);
}

h3 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
}

.section-label {
    display: block;
    margin-bottom: .75rem;
    font-size: .76rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--accent-dark);
}


/* ========================================
   CONTAINER
   ======================================== */

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.25rem;
}


/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 48px;
    padding: .85rem 1.4rem;
    border: 2px solid transparent;
    border-radius: 4px;
    font-weight: 600;
    transition:
        transform var(--transition),
        background var(--transition);
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background: var(--accent-color);
    color: var(--primary-color);
}

.btn-primary:hover {
    background: var(--accent-dark);
}


/* ========================================
   HEADER
   ======================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    transition:
        background var(--transition),
        box-shadow var(--transition);
}

.site-header.scrolled,
.site-header.menu-open {
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(12px);
    box-shadow: 0 5px 25px rgba(15,23,42,.08);
}

.header-content {
    min-height: 75px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.logo {
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1002;
}

.logo-main {
    font-family: 'Poppins', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: .08em;
    color: var(--white);
}

.logo-sub {
    margin-top: .25rem;
    font-size: .53rem;
    font-weight: 700;
    letter-spacing: .2em;
    color: var(--accent-color);
}

.site-header.scrolled .logo-main,
.site-header.menu-open .logo-main {
    color: var(--primary-color);
}

.main-nav,
.nav-cta {
    display: none;
}

.menu-toggle {
    width: 44px;
    height: 44px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    position: relative;
    z-index: 1002;
    border: 0;
    background: transparent;
    cursor: pointer;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition:
        transform var(--transition),
        opacity var(--transition),
        background var(--transition);
}

.site-header.scrolled .menu-toggle span,
.site-header.menu-open .menu-toggle span {
    background: var(--primary-color);
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.main-nav.mobile-active {
    position: absolute;
    top: 75px;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    padding: 1rem 1.25rem 1.5rem;
    background: var(--white);
    box-shadow: 0 15px 30px rgba(15,23,42,.1);
}

.main-nav.mobile-active a {
    padding: .9rem 0;
    color: var(--primary-color);
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
}

.main-nav.mobile-active a.active {
    color: var(--accent-dark);
    font-weight: 700;
}


/* ========================================
   HERO
   ======================================== */

.page-hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 5rem;
    background:
        url('../images/Sorghum Image 7.jpeg')
        center / cover no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            90deg,
            rgba(2,6,23,.95),
            rgba(2,6,23,.82) 58%,
            rgba(2,6,23,.55)
        );
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 760px;
}

.hero-content .section-label {
    color: var(--accent-color);
}

.hero-content h1 {
    margin-bottom: 1.5rem;
    color: var(--white);
}

.hero-content h1 span {
    color: var(--accent-color);
}

.hero-content p {
    max-width: 650px;
    margin: 0;
    color: rgba(255,255,255,.88);
}


/* ========================================
   GENERAL SECTIONS
   ======================================== */

.insights-intro,
.featured-section,
.latest-insights,
.cta-section {
    padding: 4.5rem 0;
}

.intro-grid {
    display: grid;
    gap: 2rem;
}

.intro-content {
    max-width: 650px;
}

.intro-content p {
    color: var(--text-light);
}

.section-heading {
    max-width: 720px;
    margin-bottom: 2.5rem;
}

.section-heading h2 {
    margin-bottom: 1rem;
}

.section-heading p {
    margin: 0;
    color: var(--text-light);
}


/* ========================================
   FEATURED
   ======================================== */

.featured-section {
    background: var(--background-light);
}

.featured-insight {
    display: grid;
    background: var(--white);
    box-shadow: 0 20px 50px rgba(15,23,42,.06);
}

.featured-image {
    min-height: 300px;
}

.featured-image img {
    height: 100%;
    min-height: 300px;
    object-fit: cover;
}

.featured-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    align-items: center;
    margin-bottom: 1rem;
    font-size: .72rem;
    font-weight: 600;
    color: var(--text-light);
}

.article-category {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--accent-dark);
}

.meta-divider {
    color: #cbd5e1;
}

.featured-content h2 {
    margin-bottom: 1rem;
}

.featured-content p {
    color: var(--text-light);
}


/* ========================================
   TEXT LINK
   ======================================== */

.text-link {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    width: fit-content;
    margin-top: .5rem;
    font-weight: 700;
    color: var(--primary-color);
    transition:
        gap var(--transition),
        color var(--transition);
}

.text-link:hover {
    gap: .75rem;
    color: var(--accent-dark);
}


/* ========================================
   FILTER
   ======================================== */

.category-filter {
    display: flex;
    gap: .6rem;
    overflow-x: auto;
    margin-bottom: 2.5rem;
    padding-bottom: .75rem;
    scrollbar-width: thin;
}

.category-button {
    flex: 0 0 auto;
    padding: .65rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: var(--white);
    color: var(--text-color);
    font-size: .8rem;
    font-weight: 600;
    cursor: pointer;
    transition:
        background var(--transition),
        color var(--transition),
        border-color var(--transition);
}

.category-button:hover,
.category-button.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}


/* ========================================
   INSIGHT CARDS
   ======================================== */

.insights-grid {
    display: grid;
    gap: 1.5rem;
}

.insight-card {
    display: flex;
    flex-direction: column;
    background: var(--white);
    border: 1px solid var(--border-color);
    transition:
        transform var(--transition),
        box-shadow var(--transition),
        border-color var(--transition);
}

.insight-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 40px rgba(15,23,42,.07);
}

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

.insight-image {
    display: block;
    height: 230px;
    overflow: hidden;
}

.insight-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}

.insight-card:hover .insight-image img {
    transform: scale(1.04);
}

.insight-placeholder {
    height: 230px;
    display: flex;
    justify-content: center;
    align-items: center;
    background:
        linear-gradient(
            135deg,
            var(--primary-color),
            var(--primary-light)
        );
}

.insight-placeholder span {
    font-family: 'Poppins', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: .15em;
    color: rgba(255,255,255,.2);
}

.insight-content {
    flex: 1;
    padding: 1.6rem;
    display: flex;
    flex-direction: column;
}

.insight-content h3 {
    margin: .7rem 0 .85rem;
}

.insight-content h3 a {
    transition: color var(--transition);
}

.insight-content h3 a:hover {
    color: var(--accent-dark);
}

.insight-content p {
    flex-grow: 1;
    color: var(--text-light);
}

.coming-soon {
    display: inline-block;
    width: fit-content;
    margin-top: .5rem;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--text-light);
}


/* ========================================
   EMPTY STATE
   ======================================== */

.empty-state {
    display: none;
    padding: 4rem 1.5rem;
    text-align: center;
    background: var(--background-light);
}

.empty-state.show {
    display: block;
}

.empty-state h3 {
    margin-bottom: .5rem;
}

.empty-state p {
    margin: 0;
    color: var(--text-light);
}


/* ========================================
   CTA
   ======================================== */

.cta-section {
    position: relative;
    background: var(--primary-color);
    overflow: hidden;
}

.cta-section::after {
    content: '';
    position: absolute;
    width: 420px;
    height: 420px;
    right: -210px;
    top: -210px;
    border: 1px solid rgba(200,169,81,.18);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 760px;
}

.cta-content .section-label {
    color: var(--accent-color);
}

.cta-content h2 {
    margin-bottom: 1rem;
    color: var(--white);
}

.cta-content p {
    max-width: 650px;
    margin-bottom: 2rem;
    color: #cbd5e1;
}


/* ========================================
   FOOTER
   ======================================== */

.site-footer {
    padding: 4rem 0 1.5rem;
    background: var(--background-dark);
    color: #94a3b8;
}

.footer-content {
    display: grid;
    gap: 2.5rem;
}

.footer-logo .logo-main {
    color: var(--white);
}

.footer-brand p {
    margin-top: 1rem;
}

.footer-links,
.footer-contact {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: .7rem;
}

.footer-links h3,
.footer-contact h3 {
    margin-bottom: .5rem;
    font-size: 1rem;
    color: var(--white);
}

.footer-links a,
.footer-contact a {
    font-size: .9rem;
    transition: color var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: .5rem;
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid #1e293b;
}

.footer-bottom p {
    margin: 0;
    font-size: .78rem;
    color: #64748b;
}


/* ========================================
   WHATSAPP
   ======================================== */

.whatsapp-float {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    width: 54px;
    height: 54px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #25D366;
    border-radius: 50%;
    box-shadow: 0 8px 25px rgba(0,0,0,.2);
    z-index: 999;
    transition:
        transform var(--transition),
        box-shadow var(--transition);
}

.whatsapp-float svg {
    width: 29px;
    height: 29px;
    fill: var(--white);
}

.whatsapp-float:hover {
    transform: translateY(-4px) scale(1.05);
}

.whatsapp-tooltip {
    display: none;
}


/* ========================================
   TABLET
   ======================================== */

@media (min-width: 768px) {

    .container {
        padding: 0 2rem;
    }

    .insights-intro,
    .featured-section,
    .latest-insights,
    .cta-section {
        padding: 6rem 0;
    }

    .intro-grid {
        grid-template-columns: .8fr 1.2fr;
        gap: 4rem;
    }

    .featured-insight {
        grid-template-columns: 1.1fr .9fr;
    }

    .featured-content {
        padding: 3rem;
    }

    .insights-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }

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

    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }

    .whatsapp-tooltip {
        display: block;
        position: absolute;
        right: 70px;
        white-space: nowrap;
        padding: .55rem .85rem;
        background: var(--primary-color);
        color: var(--white);
        font-size: .78rem;
        font-weight: 600;
        border-radius: 4px;
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--transition);
    }

    .whatsapp-float:hover .whatsapp-tooltip {
        opacity: 1;
        visibility: visible;
    }

}


/* ========================================
   DESKTOP
   ======================================== */

@media (min-width: 900px) {

    .menu-toggle {
        display: none;
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 1.35rem;
        margin-left: auto;
    }

    .main-nav a {
        position: relative;
        font-size: .84rem;
        font-weight: 500;
        color: var(--white);
    }

    .main-nav a::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: -7px;
        width: 0;
        height: 2px;
        background: var(--accent-color);
        transition: width var(--transition);
    }

    .main-nav a:hover::after,
    .main-nav a.active::after {
        width: 100%;
    }

    .site-header.scrolled .main-nav a {
        color: var(--primary-color);
    }

    .nav-cta {
        display: inline-flex;
        justify-content: center;
        align-items: center;
        margin-left: .35rem;
        padding: .7rem 1.05rem;
        background: var(--accent-color);
        color: var(--primary-color);
        font-size: .84rem;
        font-weight: 700;
        border-radius: 4px;
    }

    .insights-grid {
        grid-template-columns:
            repeat(3, minmax(0, 1fr));
    }

}


/* ========================================
   LARGE DESKTOP
   ======================================== */

@media (min-width: 1200px) {

    .container {
        padding: 0 2.5rem;
    }

}


/* ========================================
   REDUCED MOTION
   ======================================== */

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
    }

}