/* ==========================================
   LUSUMBIRA INFORMATION SYSTEMS
   Modern Minimalist Design with Typewriter Aesthetic
   ========================================== */

/* ==========================================
   CSS VARIABLES & RESET
   ========================================== */
:root {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2a2a2a;
    --bg-accent: #0f0f0f;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #707070;
    --accent-color: #ffffff;
    --accent-alt: #f0f0f0;
    --border-color: #404040;
    --transition-speed: 0.3s;
    --font-mono: 'Courier Prime', 'Space Mono', 'Courier New', monospace;
    --font-body: 'Courier Prime', monospace;
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

a:hover {
    color: var(--accent-color);
}

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

ul {
    list-style: none;
}

/* ==========================================
   PRELOADER
   ========================================== */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out;
}

#preloader.fade-out {
    opacity: 0;
    pointer-events: none;
}

.preloader-content {
    text-align: center;
}

.loading-text {
    color: var(--accent-color);
    font-size: 0.875rem;
    letter-spacing: 0.3em;
    margin-top: 2rem;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* ==========================================
   LOGO COMPONENT
   ========================================== */
.circle-logo, .circle-logo-nav, .circle-logo-footer {
    position: relative;
    width: 80px;
    height: 80px;
    border: 3px solid var(--text-primary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
}

.circle-logo-nav {
    width: 50px;
    height: 50px;
    border-width: 2px;
}

.circle-logo-footer {
    width: 60px;
    height: 60px;
    border-width: 2px;
}

.circle-logo .line, .circle-logo-nav .line, .circle-logo-footer .line {
    position: absolute;
    width: 2px;
    height: 25px;
    background-color: var(--text-primary);
    top: 8px;
}

.circle-logo-nav .line {
    height: 15px;
    top: 6px;
}

.circle-logo-footer .line {
    height: 18px;
    top: 6px;
}

.circle-logo .text, .circle-logo-nav .text, .circle-logo-footer .text {
    position: absolute;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    bottom: 12px;
}

.circle-logo-nav .text {
    font-size: 1rem;
    bottom: 8px;
}

.circle-logo-footer .text {
    font-size: 1.2rem;
    bottom: 10px;
}

/* ==========================================
   NAVIGATION
   ========================================== */
#navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    transition: padding 0.3s ease;
}

#navbar.scrolled {
    padding: 0.5rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.2em;
}

.nav-menu {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    font-size: 0.875rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.menu-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ==========================================
   CONTAINER & LAYOUT
   ========================================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 8rem 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.section-header {
    margin-bottom: 4rem;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.title-number {
    color: var(--accent-color);
    font-size: 1.5rem;
}

.title-line {
    height: 1px;
    background: linear-gradient(to right, var(--accent-color), transparent);
    margin-top: 1rem;
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: 6rem;
}

.hero-content {
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.typewriter {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.typewriter .line1,
.typewriter .line2 {
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    line-height: 1.2;
    overflow: hidden;
    border-right: 3px solid var(--accent-color);
    white-space: nowrap;
    animation: typing 3s steps(20) 0.5s forwards, blink 0.75s step-end infinite;
    width: 0;
}

.typewriter .line2 {
    animation: typing 3s steps(20) 3.5s forwards, blink 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink {
    from, to { border-color: transparent; }
    50% { border-color: var(--accent-color); }
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.8;
    opacity: 0;
    animation: fadeInUp 1s ease-out 6.5s forwards;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeInUp 1s ease-out 7s forwards;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-color);
    line-height: 1;
}

.stat-number::after {
    content: '+';
}

.stat-label {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    opacity: 0;
    animation: fadeInUp 1s ease-out 7.5s forwards;
}

.btn {
    padding: 1rem 2.5rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    border: 2px solid var(--text-primary);
    background-color: transparent;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-speed);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background-color: var(--text-primary);
    transition: left var(--transition-speed);
    z-index: -1;
}

.btn:hover::before {
    left: 0;
}

.btn:hover {
    color: var(--bg-primary);
}

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

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

.btn-primary:hover {
    border-color: var(--accent-color);
    color: var(--bg-primary);
}

.btn-secondary:hover {
    border-color: var(--accent-color);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    animation: fadeInUp 1s ease-out 8s forwards;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--text-secondary);
    border-radius: 15px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 8px;
    background-color: var(--text-secondary);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { top: 8px; opacity: 1; }
    100% { top: 22px; opacity: 0; }
}

.scroll-indicator span {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--text-secondary);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    animation: fadeInUp 1s ease-out forwards;
}

/* ==========================================
   ABOUT SECTION
   ========================================== */
.about {
    background-color: var(--bg-accent);
}

.about-intro {
    margin-bottom: 4rem;
}

.lead {
    font-size: 1.25rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.value-card {
    padding: 2rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    transition: all var(--transition-speed);
}

.value-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
}

.value-icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.value-card h3 {
    font-size: 1.125rem;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.value-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

.mission-vision {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.mv-item h3 {
    font-size: 1.5rem;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.mv-item p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.leadership {
    margin-bottom: 4rem;
}

.leader-card {
    padding: 3rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.leader-info h3 {
    font-size: 1.5rem;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.leader-title {
    color: var(--accent-color);
    font-size: 1rem;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.leader-bio {
    color: var(--text-secondary);
    line-height: 1.8;
}

.philosophy h3 {
    font-size: 1.5rem;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.philosophy-text {
    font-size: 1.5rem;
    font-style: italic;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.philosophy p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ==========================================
   SERVICES SECTION
   ========================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.service-card {
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    transition: all var(--transition-speed);
    position: relative;
}

.service-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
}

.service-number {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 3rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.05);
}

.service-card h3 {
    font-size: 1.125rem;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.service-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    margin-bottom: 1.5rem;
}

.service-features li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    font-size: 0.875rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.service-features li:last-child {
    border-bottom: none;
}

.service-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.service-tech span {
    padding: 0.375rem 0.75rem;
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

.how-we-work {
    margin-bottom: 4rem;
    padding: 3rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-accent);
}

.how-we-work h3 {
    font-size: 1.5rem;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
    color: var(--accent-color);
}

.workflow-steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.workflow-step {
    flex: 1;
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-color);
}

.workflow-step h4 {
    font-size: 1rem;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.workflow-step p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.workflow-arrow {
    font-size: 1.5rem;
    color: var(--accent-color);
}

.industries-served h3 {
    font-size: 1.5rem;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
    color: var(--accent-color);
}

.industries-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.industry-tag {
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    transition: all var(--transition-speed);
}

.industry-tag:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* ==========================================
   AGRITECH SECTION
   ========================================== */
.agritech {
    background-color: var(--bg-accent);
}

.agritech-intro {
    margin-bottom: 4rem;
    text-align: center;
}

.agritech-name {
    font-size: 3rem;
    letter-spacing: 0.2em;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
}

.agritech-tagline {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    letter-spacing: 0.1em;
}

.agritech-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.feature-category {
    padding: 2rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.feature-category h4 {
    font-size: 1rem;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.feature-category ul li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    font-size: 0.875rem;
    padding-left: 1.5rem;
    position: relative;
}

.feature-category ul li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

.case-study {
    margin-bottom: 4rem;
    padding: 3rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.case-study h3 {
    font-size: 1.5rem;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
    color: var(--accent-color);
}

.case-study-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.case-column h4 {
    font-size: 1rem;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.case-column p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.875rem;
}

.agritech-cta {
    text-align: center;
    padding: 3rem;
    border: 2px solid var(--accent-color);
    background-color: var(--bg-primary);
}

.agritech-cta h3 {
    font-size: 1.5rem;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.agritech-cta p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================
   PORTFOLIO SECTION
   ========================================== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    padding: 2.5rem;
    transition: all var(--transition-speed);
    cursor: pointer;
}

.portfolio-item:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
}

.portfolio-content h3 {
    font-size: 1.25rem;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.portfolio-category {
    color: var(--accent-color);
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.portfolio-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.portfolio-tags span {
    padding: 0.375rem 0.75rem;
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact {
    background-color: var(--bg-accent);
}

.contact-intro {
    margin-bottom: 4rem;
    text-align: center;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item h4 {
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
}

.info-item a,
.info-item p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.info-item a:hover {
    color: var(--accent-color);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    transition: border-color var(--transition-speed);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
}

.form-group select {
    cursor: pointer;
}

.form-message {
    padding: 1rem;
    margin-top: 1rem;
    border: 1px solid var(--border-color);
    display: none;
}

.form-message.success {
    display: block;
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.form-message.error {
    display: block;
    border-color: #ff0000;
    color: #ff0000;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background-color: var(--bg-primary);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-brand h3 {
    font-size: 1.125rem;
    letter-spacing: 0.1em;
    margin-top: 1rem;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-column a,
.footer-column li {
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: color var(--transition-speed);
}

.footer-column a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-bottom p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.footer-tagline {
    font-style: italic;
}

/* ==========================================
   BACK TO TOP BUTTON
   ========================================== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-speed);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--accent-color);
    color: var(--bg-primary);
    border-color: var(--accent-color);
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 1024px) {
    .workflow-steps {
        flex-direction: column;
    }

    .workflow-arrow {
        transform: rotate(90deg);
        margin: 1rem 0;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: var(--bg-primary);
        width: 100%;
        text-align: center;
        transition: left 0.3s;
        padding: 2rem 0;
        border-bottom: 1px solid var(--border-color);
    }

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

    .menu-toggle {
        display: flex;
    }

    .typewriter .line1,
    .typewriter .line2 {
        font-size: 2.5rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

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

    .mission-vision {
        grid-template-columns: 1fr;
    }

    .services-grid,
    .agritech-features,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .nav-container {
        padding: 0 1rem;
    }

    .typewriter .line1,
    .typewriter .line2 {
        font-size: 1.75rem;
    }

    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.75rem;
    }

    section {
        padding: 4rem 0;
    }
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */
.text-center {
    text-align: center;
}

.text-accent {
    color: var(--accent-color);
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mt-4 { margin-top: 4rem; }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.mb-4 { margin-bottom: 4rem; }

/* ==========================================
   ANIMATIONS
   ========================================== */
.fade-in-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}