:root {
    --primary: #0f766e;
    --primary-dark: #115e59;
    --primary-light: #2dd4bf;
    --secondary: #1f2937;
    --accent: #f97316;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --bg-light: #f0fdfa;
    --bg-white: #ffffff;
    --border-light: #dbe4e6;
    --text-dark: #111827;
    --text-gray: #6b7280;
    --text-light: #9ca3af;
    
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-white);
    line-height: 1.6;
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* ==================== NAVIGATION ==================== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow-sm);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo i {
    font-size: 1.75rem;
}

.logo-icon {
    width: 1.75rem;
    height: 1.75rem;
    font-size: 0.95rem;
    line-height: 1;
}

.logo-icon .tomato-body {
    color: var(--danger);
}

.logo-icon .tomato-leaf {
    color: var(--success);
    transform: translateY(-0.5rem) rotate(-10deg) scale(0.75);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-2xl);
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary);
}

.btn-nav {
    background: var(--primary);
    color: white !important;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.btn-nav:hover {
    background: var(--primary-dark);
    color: white !important;
}

@media (max-width: 768px) {
    .nav-links {
        gap: var(--spacing-lg);
        font-size: 0.9rem;
    }
}

/* ==================== BUTTONS ==================== */
.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--bg-light);
    color: var(--text-dark);
    border: 2px solid var(--border-light);
}

.btn-secondary:hover {
    background: var(--border-light);
    border-color: var(--primary);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-3xl);
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

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

/* ==================== HERO SECTION ==================== */
.hero {
    padding: calc(80px + var(--spacing-3xl)) var(--spacing-xl) var(--spacing-3xl);
    background: linear-gradient(135deg, #f0fdfa 0%, #ecfeff 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(15, 118, 110, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-xl);
    color: var(--text-dark);
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-gray);
    margin-top: var(--spacing-xs);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-showcase {
    position: relative;
    width: 100%;
    margin: 0;
    background: var(--bg-white);
    border: 2px solid rgba(15, 118, 110, 0.25);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-md);
    overflow: hidden;
    animation: heroShowcaseFloat 5s ease-out 1;
}

.hero-showcase::before {
    content: '';
    position: absolute;
    inset: -25% -15% auto;
    height: 220px;
    background: radial-gradient(circle, rgba(15, 118, 110, 0.2) 0%, transparent 70%);
    pointer-events: none;
}

.hero-showcase-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    z-index: 2;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary-dark);
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(15, 118, 110, 0.25);
    border-radius: 9999px;
    padding: 0.3rem 0.7rem;
}

.hero-showcase-hint {
    position: absolute;
    right: var(--spacing-md);
    bottom: var(--spacing-md);
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.85rem;
    font-weight: 600;
    color: #ffffff;
    background: rgba(17, 24, 39, 0.75);
    border-radius: var(--radius-md);
    padding: 0.35rem 0.65rem;
}

.hero-showcase img {
    width: 100%;
    height: 480px;
    display: block;
    object-fit: contain;
    object-position: center;
    border-radius: var(--radius-lg);
    background: var(--bg-light);
}

.zoomable-image {
    cursor: zoom-in;
}

@keyframes heroShowcaseFloat {
    0% {
        transform: translateY(10px) scale(0.99);
        opacity: 0.92;
    }
    40% {
        transform: translateY(-6px) scale(1.01);
        opacity: 1;
    }
    100% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero-showcase {
        animation: none;
    }

    .section-showcase-card img {
        animation: none;
    }
}

@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

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

    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-md);
    }

    .hero-showcase img {
        height: 360px;
    }
}

@media (max-width: 768px) {
    .hero-visual {
        order: -1;
    }

    .hero-showcase img {
        height: 320px;
    }

    .hero-showcase-badge {
        font-size: 0.7rem;
    }

    .hero-showcase-hint {
        font-size: 0.75rem;
    }

    .section-showcase-badge {
        font-size: 0.68rem;
    }

    .section-showcase-hint {
        font-size: 0.72rem;
    }
}

/* ==================== PROBLEM SECTION ==================== */
.problem {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--bg-white);
}

.problem h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.problem-item {
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--bg-light);
    border-radius: var(--radius-xl);
    transition: var(--transition);
}

.problem-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-white);
}

.problem-icon {
    font-size: 3rem;
    color: var(--danger);
    margin-bottom: var(--spacing-lg);
}

.problem-item h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.problem-item p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

.section-showcase {
    margin-top: var(--spacing-2xl);
}

.section-showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-lg);
}

.section-showcase-card {
    position: relative;
    margin: 0;
    background: var(--bg-white);
    border: 2px solid rgba(15, 118, 110, 0.18);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-sm);
    overflow: hidden;
    transition: var(--transition);
}

.section-showcase-card::before {
    content: '';
    position: absolute;
    inset: -30% -20% auto;
    height: 180px;
    background: radial-gradient(circle, rgba(15, 118, 110, 0.18) 0%, transparent 70%);
    pointer-events: none;
}

.section-showcase-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.section-showcase-badge {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    z-index: 2;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--primary-dark);
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(15, 118, 110, 0.25);
    border-radius: 9999px;
    padding: 0.25rem 0.6rem;
}

.section-showcase-hint {
    position: absolute;
    right: var(--spacing-sm);
    bottom: var(--spacing-sm);
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.78rem;
    font-weight: 600;
    color: #ffffff;
    background: rgba(17, 24, 39, 0.75);
    border-radius: var(--radius-md);
    padding: 0.3rem 0.55rem;
}

.section-showcase-card img {
    width: 100%;
    height: 300px;
    display: block;
    object-fit: contain;
    object-position: center;
    border-radius: var(--radius-lg);
    background: var(--bg-light);
    animation: sectionShowcaseFloat 4.8s ease-out 1;
}

@keyframes sectionShowcaseFloat {
    0% {
        transform: translateY(8px) scale(0.99);
        opacity: 0.92;
    }
    40% {
        transform: translateY(-4px) scale(1.01);
        opacity: 1;
    }
    100% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.image-lightbox {
    position: fixed;
    inset: 0;
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(17, 24, 39, 0.92);
    padding: var(--spacing-xl);
}

.image-lightbox.active {
    display: flex;
}

.image-lightbox img {
    width: auto;
    height: auto;
    max-width: 92vw;
    max-height: 88vh;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    background: var(--bg-light);
}

.lightbox-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-xl);
    border: none;
    background: transparent;
    color: white;
    font-size: 2.2rem;
    line-height: 1;
    cursor: pointer;
}

/* ==================== SOLUTION SECTION ==================== */
.solution {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: linear-gradient(135deg, #f0fdfa 0%, #ecfeff 100%);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-gray);
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.solution-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 2px solid transparent;
}

.solution-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.solution-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: var(--spacing-lg);
    display: block;
}

.solution-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.solution-card p {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==================== HOW IT WORKS ==================== */
.how-it-works {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--bg-white);
}

.steps-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2xl);
    align-items: start;
}

.step {
    position: relative;
    padding: var(--spacing-2xl);
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary);
}

.step-number {
    background: var(--primary);
    color: white;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
}

.step-content h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.step-content p {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

.step-arrow {
    display: none;
    color: var(--primary);
    font-size: 2rem;
    align-self: center;
}

@media (max-width: 768px) {
    .steps-timeline {
        grid-template-columns: 1fr;
    }

    .step-arrow {
        display: block;
        text-align: center;
        margin: -var(--spacing-lg) 0;
    }
}

/* ==================== FEATURES SECTION ==================== */
.features {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: linear-gradient(135deg, #f0fdfa 0%, #ecfeff 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
}

.feature-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-white);
    border-radius: var(--radius-lg);
}

.feature-bullet {
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    background: var(--success);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.25rem;
}

.feature-item h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.feature-item p {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* ==================== USE CASES ==================== */
.use-cases {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--bg-white);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
}

.use-case-card {
    padding: var(--spacing-2xl);
    background: var(--bg-light);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: var(--transition);
}

.use-case-card:hover {
    background: var(--bg-white);
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.use-case-icon {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: var(--spacing-lg);
}

.use-case-card h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.use-case-card p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* ==================== ROI SECTION ==================== */
.roi {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.roi h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-3xl);
}

.roi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2xl);
    text-align: center;
}

.roi-item {
    padding: var(--spacing-2xl);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
}

.roi-stat {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.roi-item p {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.roi-item small {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* ==================== TESTIMONIALS ==================== */
.testimonials {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--bg-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.testimonial-card {
    background: var(--bg-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.stars {
    color: var(--warning);
    gap: var(--spacing-xs);
    display: flex;
    margin-bottom: var(--spacing-lg);
    font-size: 0.9rem;
}

.testimonial-card p {
    color: var(--text-dark);
    font-size: 1rem;
    margin-bottom: var(--spacing-lg);
    font-style: italic;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
}

.testimonial-author strong {
    color: var(--text-dark);
    font-size: 0.95rem;
}

.testimonial-author span {
    color: var(--text-gray);
    font-size: 0.85rem;
}

/* ==================== FAQ SECTION ==================== */
.faq {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--bg-white);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-2xl);
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-light);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question h4 {
    font-size: 1rem;
    color: var(--text-dark);
    margin: 0;
}

.faq-question i {
    transition: var(--transition);
    color: var(--primary);
}

.faq-question.active i {
    transform: rotate(45deg);
}

.faq-answer {
    display: none;
    padding: 0 0 var(--spacing-lg) 0;
    color: var(--text-gray);
    line-height: 1.8;
}

.faq-answer.active {
    display: block;
}

@media (max-width: 768px) {
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

/* ==================== CTA FINAL SECTION ==================== */
.cta-final {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
}

.cta-subtext {
    font-size: 0.9rem;
    opacity: 0.85;
    margin-top: var(--spacing-lg);
}

.cta-final .btn-primary {
    background: white;
    color: var(--primary);
}

.cta-final .btn-primary:hover {
    background: var(--bg-light);
    color: var(--primary-dark);
}

/* ==================== CONTACT FORM MODAL ==================== */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--bg-white);
    padding: var(--spacing-3xl);
    border-radius: var(--radius-xl);
    max-width: 500px;
    width: 90%;
    position: relative;
    animation: slideUp 0.3s ease-out;
}

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

.close {
    position: absolute;
    right: var(--spacing-xl);
    top: var(--spacing-xl);
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
}

.close:hover {
    color: var(--text-dark);
}

.modal-content h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-2xl);
    color: var(--text-dark);
}

/* ==================== FORM STYLES ==================== */
.contact-form {
    width: 100%;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.1);
}

.form-note {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-gray);
    margin-top: var(--spacing-lg);
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--secondary);
    color: white;
    padding: var(--spacing-3xl) var(--spacing-xl) var(--spacing-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-section h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

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

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .hero-showcase img {
        height: 260px;
    }

    .section-showcase-grid {
        grid-template-columns: 1fr;
    }

    .section-showcase-card img {
        height: 220px;
    }

    .nav-links {
        gap: var(--spacing-lg);
    }

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

/* ==================== NAVIGATION ==================== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow-sm);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo i {
    font-size: 1.75rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-2xl);
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary);
}

.btn-nav {
    background: var(--primary);
    color: white !important;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.btn-nav:hover {
    background: var(--primary-dark);
    color: white !important;
}

@media (max-width: 768px) {
    .nav-links {
        gap: var(--spacing-lg);
        font-size: 0.9rem;
    }
}

/* ==================== BUTTONS ==================== */
.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--bg-light);
    color: var(--text-dark);
    border: 2px solid var(--border-light);
}

.btn-secondary:hover {
    background: var(--border-light);
    border-color: var(--primary);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-3xl);
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ==================== HERO SECTION ==================== */
.hero {
    padding: calc(80px + var(--spacing-3xl)) var(--spacing-xl) var(--spacing-3xl);
    background: linear-gradient(135deg, #f0fdfa 0%, #ecfeff 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(15, 118, 110, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}