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

:root {
    --primary-color: #2c5aa0;
    --secondary-color: #25d366;
    --text-dark: #333;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 5px 20px rgba(0, 0, 0, 0.15);
}

html {
    scroll-behavior: smooth;
    background: #fff;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #fff;
    background: #fff;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2rem;
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: all 0.3s ease;
}

/* Hero Photo Section */
.hero-photo {
    background-image: url('../assets/hero.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 62vh;
    min-height: 420px;
    margin-top: 70px;
}

/* Intro Card Section */
.intro-card-section {
    background: #fff;
    padding: 2rem 1rem 2.5rem;
}

.intro-card-section .container {
    width: min(1100px, 100%);
    margin: 0 auto;
}

.hero-card {
    width: min(900px, 100%);
    margin: -60px auto 0;
    background: rgba(255, 255, 255, 0.92);
    border-radius: 18px;
    box-shadow: 0 18px 55px rgba(0, 0, 0, 0.14);
    padding: 1.5rem 1.5rem;
    text-align: center;
}

.hero-card .hero-title {
    font-size: clamp(1.6rem, 4vw, 2.2rem);
    margin-bottom: 0.5rem;
    margin-top: 0.25rem;
    text-shadow: none;
    color: var(--text-dark);
    text-align: center;
}

.hero-card .hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    margin-top: 0.25rem;
    text-shadow: none;
    color: var(--text-dark);
    text-align: center;
}

.hero-card .hero-tagline {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    margin-top: 0.25rem;
    font-weight: 400;
    text-shadow: none;
    color: var(--text-dark);
    text-align: center;
}

.hero-actions {
    margin-top: 1rem;
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: #1e3f70;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

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

.btn-secondary:hover {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* Hero CTA Buttons */
.btn-whatsapp {
    background: var(--secondary-color);
    color: var(--white);
    padding: 1.15rem 2.25rem;
    font-size: 1.05rem;
}

.btn-whatsapp:hover {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

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

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

/* Services Section */
.services {
    padding: 4rem 0;
    background: var(--bg-light);
}

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

.service-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.service-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.service-card:hover .service-image img {
    transform: scale(1.05);
}

.service-content {
    padding: 2rem;
}

.service-content h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-content p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-dark);
}

.service-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

/* Pricing Section */
.pricing {
    padding: 4rem 0;
    background: var(--white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.pricing-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.pricing-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.pricing-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid #ddd;
}

.pricing-item:last-of-type {
    border-bottom: none;
}

.pricing-label {
    color: var(--text-dark);
    font-weight: 500;
}

.pricing-value {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: bold;
}

.pricing-note {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    text-align: left;
}

.pricing-notes {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    margin-top: 2rem;
}

.pricing-notes p {
    margin: 0.5rem 0;
    color: var(--text-dark);
}

/* Biological Section */
.biological {
    padding: 4rem 0;
    background: var(--bg-light);
}

.biological-content {
    max-width: 800px;
    margin: 0 auto;
}

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

.biological-text p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.biological-text h3 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.benefits-list {
    list-style: none !important;
    padding-left: 0 !important;
    margin-left: 0 !important;
    padding: 0;
    margin: 1.5rem 0;
}

.benefits-list li {
    list-style: none !important;
    position: relative;
    padding-left: 1.6rem;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.benefits-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.2em;
    width: 1rem;
    height: 1rem;
    background-repeat: no-repeat;
    background-size: contain;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none'%3E%3Cpath d='M20 4c-7 1-12 5-14 9-2 4-2 7-2 7s3 0 7-2c4-2 8-7 9-14Z' stroke='%2316a34a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M6 18c2-3 6-7 10-9' stroke='%2316a34a' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
}

/* FAQ Section */
.faq {
    padding: 4rem 0;
    background: var(--white);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 1rem;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
    background: var(--white);
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    background: var(--bg-light);
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: #e9ecef;
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: bold;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 1.5rem;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Area Section */
.area {
    padding: 4rem 0;
    background: var(--bg-light);
    text-align: center;
}

.area-main {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.area-description {
    color: var(--text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Contact Section */
.contact {
    padding: 4rem 0;
    background: var(--white);
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-info {
    margin-bottom: 2rem;
}

.contact-item {
    padding: 1rem 0;
    font-size: 1.1rem;
}

.contact-item strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.5rem;
}

.contact-item a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.contact-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

/* Sticky Bottom Bar (Mobile) */
.sticky-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    display: none;
    z-index: 999;
}

.sticky-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.75rem;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    transition: background 0.3s ease;
    border: none;
    background: none;
    cursor: pointer;
}

.sticky-btn span:first-child {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.sticky-call:hover {
    background: #f0f0f0;
}

.sticky-whatsapp {
    background: var(--secondary-color);
    color: var(--white);
}

.sticky-whatsapp:hover {
    background: #20ba5a;
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: var(--secondary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-hover);
    z-index: 998;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

/* Tablet Styles */
@media (min-width: 768px) {
    .hero-card .hero-title {
        font-size: clamp(1.6rem, 4vw, 2.2rem);
    }

    .hero-card .hero-subtitle {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 2.5rem;
    }

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

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

    .sticky-bar {
        display: flex;
    }

    .whatsapp-float {
        bottom: 100px;
    }

    .nav-toggle {
        display: none;
    }

    .benefits-list {
        list-style: none !important;
        padding-left: 0 !important;
        margin-left: 0 !important;
    }

    .benefits-list li {
        list-style: none !important;
        position: relative;
        padding-left: 1.6rem;
    }

    .benefits-list li::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0.2em;
        width: 1rem;
        height: 1rem;
        background-repeat: no-repeat;
        background-size: contain;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none'%3E%3Cpath d='M20 4c-7 1-12 5-14 9-2 4-2 7-2 7s3 0 7-2c4-2 8-7 9-14Z' stroke='%2316a34a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M6 18c2-3 6-7 10-9' stroke='%2316a34a' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
    }
}

/* Desktop Styles */
@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .benefits-list {
        list-style: none !important;
        padding-left: 0 !important;
        margin-left: 0 !important;
    }

    .benefits-list li {
        list-style: none !important;
        position: relative;
        padding-left: 1.6rem;
    }

    .benefits-list li::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0.2em;
        width: 1rem;
        height: 1rem;
        background-repeat: no-repeat;
        background-size: contain;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none'%3E%3Cpath d='M20 4c-7 1-12 5-14 9-2 4-2 7-2 7s3 0 7-2c4-2 8-7 9-14Z' stroke='%2316a34a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M6 18c2-3 6-7 10-9' stroke='%2316a34a' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
    }
}

@media (max-width: 600px) {
    .hero-photo {
        height: 55vh;
        min-height: 360px;
    }

    .hero-card {
        padding: 1rem 0.875rem;
        margin-top: 0;
    }

    .intro-card-section {
        padding-top: 1.5rem;
    }
}

/* Mobile Navigation */
@media (max-width: 767px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
        gap: 0;
    }

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

    .nav-menu li {
        width: 100%;
        padding: 1rem 0;
    }

    .nav-link {
        display: block;
        padding: 0.5rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

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

    .hero-photo {
        height: 55vh;
        min-height: 360px;
    }

    .hero-card {
        margin-top: 0;
        padding: 1.25rem 1rem;
        border-radius: 14px;
    }

    .intro-card-section {
        padding-top: 1.5rem;
    }

    .hero-card .hero-title {
        font-size: clamp(1.4rem, 6vw, 1.9rem);
    }

    .hero-card .hero-subtitle {
        font-size: 1.15rem;
        line-height: 1.4;
    }

    .hero-card .hero-tagline {
        font-size: 1rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }

    .btn-whatsapp {
        padding: 1rem 2rem;
        font-size: 1rem;
    }

    .btn-call {
        padding: 1rem 2rem;
        font-size: 1rem;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .sticky-bar {
        display: flex;
    }

    .whatsapp-float {
        bottom: 80px;
        width: 55px;
        height: 55px;
    }
}

/* Extra padding for sticky bar */
@media (max-width: 767px) {
    body {
        padding-bottom: 70px;
    }
    
    .footer {
        margin-bottom: 70px;
    }
}