/* ===== CSS Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-black: #0a0a0a;
    --color-white: #ffffff;
    --color-gray-light: #f5f5f5;
    --color-gray-medium: #e0e0e0;
    --color-gray-dark: #333333;
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    --transition-smooth: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    color: var(--color-black);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Typography ===== */
h1, h2, h3, h4 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.5rem;
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-family: var(--font-primary);
    font-weight: 600;
    text-decoration: none;
    border: 2px solid var(--color-black);
    transition: var(--transition-smooth);
    cursor: pointer;
    font-size: 1rem;
    text-align: center;
    background: transparent;
}

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

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

.btn-secondary {
    background-color: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-black);
}

.btn-secondary:hover {
    background-color: var(--color-black);
    color: var(--color-white);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: var(--color-black);
    color: var(--color-white);
    border: 2px solid var(--color-black);
}

.btn-whatsapp svg {
    width: 20px;
    height: 20px;
}

.btn-whatsapp:hover {
    background-color: var(--color-white);
    color: var(--color-black);
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-gray-medium);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-black);
}

.logo-highlight {
    color: var(--color-gray-dark);
    font-weight: 600;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    font-family: var(--font-secondary);
    font-weight: 500;
    color: var(--color-black);
    text-decoration: none;
    transition: var(--transition-smooth);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-black);
    transition: var(--transition-smooth);
}

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

.nav-cta {
    margin-left: 20px;
}

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

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-black);
    transition: var(--transition-smooth);
}

/* ===== Hero Section ===== */
.hero {
    padding: 150px 0 100px;
    background-color: var(--color-white);
}

.hero-container {
    max-width: 900px;
    margin: 0 auto;
}

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

.hero-headline {
    margin-bottom: 20px;
    line-height: 1.1;
}

.hero-subtext {
    font-size: 1.2rem;
    color: var(--color-gray-dark);
    margin-bottom: 40px;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto 40px;
}

.hero-ctas {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    justify-content: center;
}

.trust-badges {
    display: flex;
    gap: 40px;
    justify-content: center;
}

.badge {
    text-align: center;
}

.badge-number {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-black);
    margin-bottom: 5px;
}

.badge-text {
    font-size: 0.9rem;
    color: var(--color-gray-dark);
    font-weight: 500;
}

/* ===== Products Section ===== */
.products {
    padding: 100px 0;
    background-color: var(--color-gray-light);
}

.section-title {
    text-align: center;
    margin-bottom: 15px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-gray-dark);
    margin-bottom: 60px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    background-color: var(--color-white);
    padding: 40px 30px;
    border: 2px solid var(--color-black);
    transition: var(--transition-smooth);
    text-align: center;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.product-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-icon svg {
    width: 100%;
    height: 100%;
}

.product-title {
    margin-bottom: 15px;
    font-weight: 600;
}

.product-description {
    color: var(--color-gray-dark);
    line-height: 1.6;
}

/* ===== Why Us Section ===== */
.why-us {
    padding: 100px 0;
    background-color: var(--color-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.feature-card {
    padding: 40px;
    border: 2px solid var(--color-black);
    background-color: var(--color-white);
    transition: var(--transition-smooth);
}

.feature-card:hover {
    background-color: var(--color-black);
    color: var(--color-white);
}

.feature-card:hover .feature-number,
.feature-card:hover .feature-description {
    color: var(--color-white);
}

.feature-number {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-gray-medium);
    margin-bottom: 15px;
    line-height: 1;
}

.feature-title {
    margin-bottom: 15px;
    font-weight: 600;
}

.feature-description {
    color: var(--color-gray-dark);
    line-height: 1.8;
}

/* ===== Legacy Section ===== */
.legacy {
    padding: 100px 0;
    background-color: var(--color-black);
    color: var(--color-white);
}

.legacy .section-title {
    color: var(--color-white);
}

.legacy .section-subtitle {
    color: var(--color-gray-medium);
}

.legacy-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 60px;
}

.legacy-story p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: var(--color-gray-medium);
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.timeline-item {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.timeline-year {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-white);
    min-width: 100px;
}

.timeline-content {
    border-left: 2px solid var(--color-white);
    padding-left: 30px;
}

.timeline-content h4 {
    margin-bottom: 10px;
    font-weight: 600;
}

.timeline-content p {
    color: var(--color-gray-medium);
}

/* ===== Contact Section ===== */
.contact {
    padding: 100px 0;
    background-color: var(--color-white);
}

.contact-content {
    margin-top: 60px;
}

.contact-info-main {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.contact-method {
    padding: 40px;
    border: 2px solid var(--color-black);
    background-color: var(--color-white);
    transition: var(--transition-smooth);
}

.contact-method:hover {
    background-color: var(--color-gray-light);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-method h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
    font-weight: 600;
}

.contact-method p {
    color: var(--color-gray-dark);
    line-height: 1.8;
    margin-bottom: 5px;
}

.contact-link {
    color: var(--color-black);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.2rem;
    transition: var(--transition-smooth);
}

.contact-link:hover {
    color: var(--color-gray-dark);
}

.contact-note {
    font-size: 0.9rem;
    color: var(--color-gray-dark);
    font-style: italic;
    margin-top: 5px;
}

.whatsapp-contact {
    padding-top: 30px;
}

/* ===== Footer ===== */
.footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.footer-logo span {
    color: var(--color-gray-medium);
}

.footer-section p {
    color: var(--color-gray-medium);
    line-height: 1.8;
}

.footer-section h4 {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

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

.footer-section li {
    margin-bottom: 10px;
}

.footer-section a {
    color: var(--color-gray-medium);
    text-decoration: none;
    transition: var(--transition-smooth);
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--color-gray-dark);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-gray-medium);
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

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

    .legacy-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--color-white);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding: 40px 0;
        gap: 20px;
        transition: var(--transition-smooth);
        border-top: 1px solid var(--color-gray-medium);
    }

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

    .nav-cta {
        margin-left: 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }

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

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

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

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero-subtext {
        font-size: 1rem;
    }

    .hero-ctas {
        flex-direction: column;
        gap: 15px;
    }

    .trust-badges {
        flex-direction: column;
        gap: 20px;
    }

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

    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .timeline-item {
        flex-direction: column;
        gap: 15px;
    }

    .timeline-year {
        font-size: 1.5rem;
    }

    .timeline-content {
        border-left: none;
        border-top: 2px solid var(--color-white);
        padding-left: 0;
        padding-top: 15px;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .btn-large {
        padding: 14px 30px;
        font-size: 1rem;
    }

    h1 {
        font-size: 1.75rem;
    }

    .badge-number {
        font-size: 2rem;
    }

    .feature-number {
        font-size: 2rem;
    }
}