:root {
    --primary-navy: #0f172a;
    --primary-blue: #1e40af;
    --accent-blue: yellowgreen;
    --card-blue-bg: #e0f2fe;
    --card-blue-border: #0284c7;
    --card-yellow-bg: #fef3c7;
    --card-yellow-border: #d97706;
    --card-green-bg: #d1fae5;
    --card-green-border: #059669;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --text-white: #fff;
    --bg-light: #f8fafc;
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);
    --transition: all .3s ease;
    --radius-md: 12px;
    --radius-lg: 20px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    width: 100%;
    min-width: 320px;
    background: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Roboto", sans-serif;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

button,
input,
select {
    font-family: inherit;
}

button {
    border: 0;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
}

.header {
    position: sticky;
    top: 0;
    z-index: 9999;
    width: 100%;
    padding: 15px 0;
    background: rgba(15, 23, 42, .97);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    box-shadow: var(--shadow-md);
}

.header-content {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.logo-container {
    display: flex;
    align-items: center;
    min-width: 0;
}

.logo-text {
    display: block;
    color: #fff;
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    line-height: 1;
    background: linear-gradient(135deg, yellowgreen, #fff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 25px;
}

.nav-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 5px;
    color: #e2e8f0;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link:focus-visible {
    color: yellowgreen;
}

.menu-toggle {
    display: none;
    width: 45px;
    height: 45px;
    flex-shrink: 0;
    padding: 9px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: rgba(255, 255, 255, .08);
    border-radius: 10px;
    transition: var(--transition);
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
    background: rgba(255, 255, 255, .15);
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    flex-shrink: 0;
    background: #fff;
    border-radius: 5px;
    transition: var(--transition);
}

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

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

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.hero-section {
    position: relative;
    width: 100%;
    padding: 90px 20px;
    overflow: hidden;
    text-align: center;
    color: #fff;
    background: linear-gradient(135deg, #0f172a 20%, rgb(70, 94, 21) 80%);
}

.hero-section::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    pointer-events: none;
    background: radial-gradient(circle, rgba(59, 130, 246, .15) 0%, rgba(33, 141, 67, .32) 70%);
}

.hero-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 850px;
    margin: 0 auto;
}

.tag-certificated {
    display: inline-block;
    margin-bottom: 24px;
    padding: 6px 18px;
    border: 1px solid rgba(147, 197, 253, .4);
    border-radius: 30px;
    background: rgba(59, 130, 246, .2);
    color: yellowgreen;
    font-size: .85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.hero-title {
    margin-bottom: 20px;
    color: #fff;
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.2;
}

.hero-description {
    max-width: 750px;
    margin: 0 auto 35px;
    color: #cbd5e1;
    font-size: 1.15rem;
    line-height: 1.7;
}

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

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    max-width: 100%;
    padding: 14px 32px;
    border-radius: 50px;
    background: #25d366;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 700;
    box-shadow: 0 8px 20px rgba(37, 211, 102, .35);
    transition: var(--transition);
}

.btn-whatsapp:hover,
.btn-whatsapp:focus-visible {
    transform: translateY(-3px);
    background: #1ebc57;
    box-shadow: 0 12px 25px rgba(37, 211, 102, .5);
}

.services-section {
    display: block;
    width: 100%;
    padding-top: 80px;
    padding-bottom: 80px;
}

.section-title {
    position: relative;
    margin-bottom: 50px;
    color: var(--primary-navy);
    text-align: center;
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.25;
}

.section-title::after {
    content: "";
    display: block;
    width: 70px;
    height: 4px;
    margin: 12px auto 0;
    border-radius: 2px;
    background: var(--accent-blue);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
    width: 100%;
}

.card {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    min-width: 0;
    min-height: 330px;
    padding: 35px 25px;
    overflow: hidden;
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    background: #fff;
    color: inherit;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: var(--transition);
}

.card::before {
    content: "Abrir en nueva pestaña ↗";
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 4px 10px;
    border-radius: 20px;
    background: rgba(255, 255, 255, .75);
    font-size: .75rem;
    font-weight: 700;
    opacity: .7;
    pointer-events: none;
}

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

.card:focus-visible {
    outline: 3px solid var(--accent-blue);
    outline-offset: 3px;
}

.card-blue {
    background: linear-gradient(145deg, #fff, #f0f9ff);
    border-color: rgba(2, 132, 199, .2);
}

.card-blue:hover {
    border-color: var(--card-blue-border);
}

.card-yellow {
    background: linear-gradient(145deg, #fff, #fffbeb);
    border-color: rgba(217, 119, 6, .2);
}

.card-yellow:hover {
    border-color: var(--card-yellow-border);
}

.card-green {
    background: linear-gradient(145deg, #fff, #ecfdf5);
    border-color: rgba(5, 150, 105, .2);
}

.card-green:hover {
    border-color: var(--card-green-border);
}

.card-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    margin-bottom: 20px;
    border-radius: 16px;
    font-size: 1.8rem;
}

.card-blue .card-icon-wrapper {
    background: var(--card-blue-bg);
    color: var(--card-blue-border);
}

.card-yellow .card-icon-wrapper {
    background: var(--card-yellow-bg);
    color: var(--card-yellow-border);
}

.card-green .card-icon-wrapper {
    background: var(--card-green-bg);
    color: var(--card-green-border);
}

.card-title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    padding-right: 10px;
    color: var(--primary-navy);
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.3;
}

.card-title i {
    flex-shrink: 0;
    font-size: .8rem;
}

.card-text {
    color: var(--text-muted);
    font-size: .98rem;
    line-height: 1.6;
}

.card-cta {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
    padding-top: 20px;
    color: var(--primary-blue);
    font-size: .9rem;
    font-weight: 700;
}

.cta-yellow {
    color: #d97706;
}

.cta-green {
    color: #059669;
}

.form-section {
    width: 100%;
    padding: 80px 20px;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

.form-card {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px;
    border: 1px solid rgba(226, 232, 240, .8);
    border-radius: var(--radius-lg);
    background: #fff;
    box-shadow: var(--shadow-lg);
}

.form-title {
    margin-bottom: 10px;
    color: var(--primary-navy);
    text-align: center;
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.25;
}

.form-subtitle {
    margin-bottom: 35px;
    color: var(--text-muted);
    text-align: center;
    font-size: 1rem;
    line-height: 1.5;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
}

.input-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.input-field label {
    color: var(--text-dark);
    font-size: .9rem;
    font-weight: 700;
}

.input-field input,
.input-field select {
    display: block;
    width: 100%;
    min-width: 0;
    padding: 12px 16px;
    border: 1.5px solid #cbd5e1;
    border-radius: var(--radius-md);
    background: #fafafa;
    color: var(--text-dark);
    font-size: 1rem;
    transition: var(--transition);
}

.input-field input::placeholder {
    color: #94a3b8;
}

.input-field input:focus,
.input-field select:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, .15);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    width: 100%;
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-top: 10px;
}

.checkbox-container input {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 3px;
    cursor: pointer;
    accent-color: var(--primary-blue);
}

.checkbox-label {
    color: var(--text-muted);
    font-size: .88rem;
    line-height: 1.5;
}

.checkbox-label a {
    color: var(--accent-blue);
    font-weight: 600;
    text-decoration: underline;
}

.checkbox-label a:hover {
    color: var(--primary-blue);
}

.btn-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    margin-top: 15px;
    padding: 16px 28px;
    border: none;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, yellowgreen, #0b0b0b);
    color: #fff;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(30, 64, 175, .3);
    transition: var(--transition);
}

.btn-submit:hover,
.btn-submit:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 64, 175, .4);
}

.btn-submit:active {
    transform: translateY(0);
}

.response-message {
    margin-top: 25px;
    padding: 18px 22px;
    border-radius: var(--radius-md);
    font-size: .98rem;
    line-height: 1.5;
}

.response-hidden {
    display: none !important;
}

.response-success {
    border: 1.5px solid #86efac;
    background: #f0fdf4;
    color: #166534;
}

.response-error {
    border: 1.5px solid #fca5a5;
    background: #fef2f2;
    color: #991b1b;
}

.footer {
    width: 100%;
    padding: 25px 20px 18px;
    background: var(--primary-navy);
    color: #94a3b8;
    text-align: center;
}

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

.redes-footer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 12px;
}

.redes-footer a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .08);
    transition: var(--transition);
}

.icon-redes-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: #fff;
    font-size: 1rem;
    transition: var(--transition);
}

.redes-footer a:hover,
.redes-footer a:focus-visible {
    transform: translateY(-3px);
    background: var(--accent-blue);
}

.footer-divider {
    width: 100%;
    height: 1px;
    margin: 12px 0;
    border: 0;
    background: rgba(255, 255, 255, .1);
}

.footer-info h5 {
    margin: 3px 0;
    color: #cbd5e1;
    font-size: .82rem;
    font-weight: 500;
    line-height: 1.3;
}

@media(max-width:992px) {
    .hero-section {
        padding: 70px 20px;
    }

    .hero-title {
        font-size: 2.3rem;
    }

    .services-section,
    .form-section {
        padding-top: 60px;
        padding-bottom: 60px;
    }

    .services-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .form-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media(max-width:768px) {
    .header {
        padding: 12px 0;
    }

    .header-content {
        min-height: 45px;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: calc(100% + 12px);
        left: 0;
        right: 0;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 10px;
        padding: 15px;
        border: 1px solid rgba(255, 255, 255, .08);
        border-radius: 14px;
        background: rgba(15, 23, 42, .99);
        box-shadow: 0 15px 30px rgba(0, 0, 0, .25);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        pointer-events: none;
        transition: opacity .25s ease, transform .25s ease, visibility .25s ease;
    }

    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
    }

    .nav-link {
        width: 100%;
        justify-content: center;
        padding: 14px;
        border-radius: 10px;
        background: rgba(255, 255, 255, .05);
        color: #fff;
    }

    .nav-link:hover,
    .nav-link:focus-visible {
        color: #fff;
        background: rgba(255, 255, 255, .1);
    }

    .hero-title {
        font-size: 1.9rem;
    }

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

    .services-section {
        display: block;
        padding-top: 55px;
        padding-bottom: 55px;
    }

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

    .card {
        min-height: auto;
        padding: 28px 22px;
    }

    .card::before {
        display: none;
    }

    .form-card {
        padding: 25px 20px;
    }

    .form-title {
        font-size: 1.6rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

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

    .logo-text {
        font-size: 1.5rem;
    }

    .menu-toggle {
        width: 44px;
        height: 44px;
    }

    .hero-section {
        padding: 55px 15px;
    }

    .tag-certificated {
        max-width: 100%;
        padding: 6px 12px;
        font-size: .7rem;
        letter-spacing: .5px;
    }

    .hero-title {
        font-size: 1.65rem;
    }

    .hero-description {
        font-size: .95rem;
    }

    .btn-whatsapp {
        width: 100%;
        padding: 13px 18px;
        font-size: 1rem;
    }

    .services-section {
        padding: 45px 15px;
    }

    .section-title {
        margin-bottom: 30px;
        font-size: 1.6rem;
    }

    .card {
        padding: 25px 20px;
    }

    .card-title {
        font-size: 1.2rem;
    }

    .card-text {
        font-size: .94rem;
    }

    .form-section {
        padding: 45px 15px;
    }

    .form-card {
        padding: 25px 16px;
        border-radius: 15px;
    }

    .form-title {
        font-size: 1.4rem;
    }

    .form-subtitle {
        font-size: .9rem;
    }

    .checkbox-container {
        gap: 10px;
    }

    .checkbox-label {
        font-size: .82rem;
    }

    .footer {
        padding: 22px 15px 15px;
    }

    .footer-info h5 {
        font-size: .78rem;
        line-height: 1.3;
    }
}

@media(max-width:360px) {
    .logo-text {
        font-size: 1.35rem;
    }

    .menu-toggle {
        width: 42px;
        height: 42px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 1.45rem;
    }

    .card-title {
        font-size: 1.1rem;
    }

    .btn-whatsapp {
        font-size: .92rem;
    }
}

:focus-visible {
    outline: 3px solid yellowgreen;
    outline-offset: 3px;
}

@media(prefers-reduced-motion:reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition: none !important;
        animation: none !important;
    }
}