/* RESET & VARS */
:root {
    --bg-primary: #FAFAFA;
    --bg-surface: #FFFFFF;
    --text-primary: #0F172A;
    --text-secondary: #64748B;
    --accent: #2563EB;
    --border-color: #E2E8F0;
    --font-main: 'Plus Jakarta Sans', -apple-system, sans-serif;
    --transition: all 0.25s ease-in-out;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(250, 250, 250, 0.85);
    backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    border-bottom-color: var(--border-color);
    background: rgba(255, 255, 255, 0.95);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.logo span {
    color: var(--text-secondary);
    font-weight: 400;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

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

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background-color: #334155;
}

.btn-secondary {
    background-color: #E2E8F0;
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: #CBD5E1;
}

.btn-outline {
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--text-primary);
}

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

/* HERO */
.hero {
    padding: 160px 0 100px 0;
}

.hero-content {
    max-width: 840px;
}

.badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    background: #F1F5F9;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 3.25rem;
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 680px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* SERVICES */
.services {
    padding: 100px 0;
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    margin-bottom: 3.5rem;
}

.section-header h2 {
    font-size: 2rem;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.service-card {
    position: relative;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background-color: var(--bg-primary);
    transition: var(--transition);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.service-card.featured {
    border-color: #CBD5E1;
    background-color: #FFFFFF;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.card-content {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.image-wrapper {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: #E2E8F0;
    border-bottom: 1px solid var(--border-color);
}

.service-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

.card-tag {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent);
    background: rgba(239, 246, 255, 0.9);
    backdrop-filter: blur(4px);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    z-index: 10;
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--text-primary);
}

.service-card .icon {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* PROCESS (METODOLOGIA) */
.process {
    padding: 100px 0;
}

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

.process-step {
    background: var(--bg-surface);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.process-image-wrapper {
    width: 100%;
    height: 160px;
    overflow: hidden;
    background-color: #E2E8F0;
    border-bottom: 1px solid var(--border-color);
}

.process-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.process-step:hover .process-img {
    transform: scale(1.03);
}

.process-content {
    padding: 2.5rem;
}

.step-num {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 1rem;
}

.process-step h4 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.process-step p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ABOUT */
.about {
    padding: 100px 0;
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.25rem;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.about-text p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-box {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.stat-box h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-box p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* CONTACT */
.contact {
    padding: 100px 0;
    border-top: 1px solid var(--border-color);
}

.contact-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    background: var(--bg-surface);
    padding: 3.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.info-item .label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.info-item a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

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

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-select {
    padding: 0.85rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    background: var(--bg-primary);
    outline: none;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-select:focus {
    border-color: var(--text-primary);
}

.form-status {
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

/* FOOTER */
.footer {
    padding: 2.5rem 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* MOBILE TOGGLE */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition);
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .about-grid,
    .contact-card {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .contact-card {
        padding: 2rem;
    }

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

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--bg-surface);
        padding: 2rem;
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        align-items: flex-start;
        display: none;
    }

    .nav-menu.active {
        display: flex;
    }
}