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

:root {
    /* Brand Colors from Logo */
    --primary-color: #20778b;
    --primary-light: #2999b3;
    --primary-dark: #154663;
    --secondary-color: #65a30d;
    --secondary-light: #84cc16;
    --secondary-dark: #4d7c0f;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Accent Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    --transition-slow: all 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-8);
}

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

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

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: var(--transition);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4) 0;
}

.nav__logo-img {
    height: 70px;
    width: auto;
    padding: var(--spacing-2) var(--spacing-4);
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
}

.nav__link {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

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

.nav__link:hover::after {
    width: 100%;
}

.nav__toggle {
    display: none;
    font-size: var(--font-size-xl);
    color: var(--gray-600);
    cursor: pointer;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: var(--transition);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

.btn--primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    box-shadow: var(--shadow);
}

.btn--primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--secondary {
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn--secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.btn--outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn--large {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-base);
}

/* Hero Section */
.hero {
    padding: calc(80px + var(--spacing-20)) 0 var(--spacing-20);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -50%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent 0%, rgba(32, 119, 139, 0.05) 50%, transparent 100%);
    transform: rotate(-15deg);
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: var(--spacing-6);
}

.hero__description {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    margin-bottom: var(--spacing-8);
    line-height: 1.7;
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-12);
    flex-wrap: wrap;
}

.hero__features {
    display: flex;
    gap: var(--spacing-8);
    flex-wrap: wrap;
}

.hero__feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.hero__feature i {
    font-size: var(--font-size-lg);
}

.hero__image-container {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 300px;
    height: 300px;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    position: relative;
    animation: float 6s ease-in-out infinite;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero__main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
}

.hero__icon {
    font-size: 8rem;
    color: var(--white);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Services Section */
.services {
    padding: var(--spacing-20) var(--spacing-4);
    background: var(--white);
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-16);
}

.section__title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-4);
}

.section__description {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-8);
}

.service__card {
    background: var(--white);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 1px solid var(--gray-100);
}

.service__card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service__icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-6);
}

.service__icon i {
    font-size: var(--font-size-3xl);
    color: var(--white);
}

.service__image {
    width: 100%;
    height: 200px;
    margin-bottom: var(--spacing-6);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.service__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service__card:hover .service__img {
    transform: scale(1.05);
}

.service__title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-4);
}

.service__description {
    color: var(--gray-600);
    margin-bottom: var(--spacing-6);
    line-height: 1.7;
}

.service__features {
    list-style: none;
    margin-bottom: var(--spacing-8);
}

.service__features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-2) 0;
    color: var(--gray-600);
}

.service__features i {
    color: var(--secondary-color);
    font-size: var(--font-size-sm);
}

/* CTA Section */
.cta {
    padding: var(--spacing-20) var(--spacing-4);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    opacity: 0.1;
    animation: slide 20s linear infinite;
}

@keyframes slide {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-60px);
    }
}

.cta__content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta__title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-6);
}

.cta__description {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-8);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.cta__buttons {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    flex-wrap: wrap;
}

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

.cta .btn--primary:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

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

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

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--spacing-16) var(--spacing-4) var(--spacing-8);
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: var(--spacing-12);
    margin-bottom: var(--spacing-8);
}

.footer__logo img {
    height: 60px;
    margin-bottom: var(--spacing-4);
    background: var(--white);
    padding: var(--spacing-2);
    border-radius: var(--radius-md);
}

.footer__description {
    color: var(--gray-300);
    line-height: 1.7;
}

.footer__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-6);
    color: var(--white);
}

.footer__list {
    list-style: none;
}

.footer__list li {
    margin-bottom: var(--spacing-3);
}

.footer__list a {
    color: var(--gray-300);
    text-decoration: none;
    transition: var(--transition);
}

.footer__list a:hover {
    color: var(--primary-light);
}

.footer__contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
}

.footer__contact-item i {
    color: var(--primary-light);
    font-size: var(--font-size-lg);
    margin-top: var(--spacing-1);
    flex-shrink: 0;
}

.footer__contact-item strong {
    display: block;
    color: var(--white);
    margin-bottom: var(--spacing-1);
}

.footer__contact-item a {
    color: var(--gray-300);
    text-decoration: none;
    transition: var(--transition);
}

.footer__contact-item a:hover {
    color: var(--primary-light);
}

.footer__bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--spacing-6);
    text-align: center;
    color: var(--gray-400);
}

.footer__credit {
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-2);
    opacity: 0.7;
}

.footer__credit a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition);
}

.footer__credit a:hover {
    color: var(--primary-light);
    text-decoration: underline;
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--white);
    text-decoration: none;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background: #22c55e;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav__menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        padding: var(--spacing-6);
        gap: var(--spacing-4);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav__menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav__toggle {
        display: block;
    }

    .hero__container {
        grid-template-columns: 1fr;
        gap: var(--spacing-8);
        text-align: center;
    }

    .hero__title {
        font-size: var(--font-size-3xl);
    }

    .hero__buttons {
        justify-content: center;
    }

    .hero__features {
        justify-content: center;
    }

    .hero__image-container {
        width: 250px;
        height: 250px;
    }

    .hero__icon {
        font-size: 6rem;
    }

    .services__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
    }

    .footer__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-8);
        text-align: center;
    }

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

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: var(--font-size-xl);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-5);
    }
    
    .services,
    .cta,
    .footer {
        padding-left: var(--spacing-3);
        padding-right: var(--spacing-3);
    }

    .hero {
        padding: calc(80px + var(--spacing-12)) 0 var(--spacing-12);
    }

    .hero__title {
        font-size: var(--font-size-2xl);
    }

    .hero__buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .services,
    .cta {
        padding: var(--spacing-12) 0;
    }

    .section__title,
    .cta__title {
        font-size: var(--font-size-2xl);
    }

    .service__card {
        padding: var(--spacing-6);
    }

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

/* Loading Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* Smooth Scroll Enhancement */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* Focus Styles for Accessibility */
.btn:focus,
.nav__link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .whatsapp-float {
        display: none;
    }
    
    .hero,
    .services,
    .cta,
    .footer {
        page-break-inside: avoid;
    }
}