:root {
    /* Paleta "Deep Trust" - Navy profundo + Golden Amber */
    --primary: #1A1F3A;        /* Navy profundo - casi negro azulado */
    --primary-light: #2A3654;  /* Navy medium */
    --accent: #E8AA42;         /* Golden amber - dorado cálido */
    --accent-dark: #D89A2F;    /* Amber oscuro */
    --accent-light: #F4C470;   /* Amber claro */
    --secondary: #2D5F6D;      /* Teal profundo */
    --text-dark: #1E293B;      /* Slate oscuro */
    --text-body: #475569;      /* Slate medium */
    --text-light: #64748B;     /* Slate light */
    --bg-light: #F8F9FA;       /* Off-white frío */
    --bg-white: #FFFFFF;
    --border: #E5E7EB;         /* Gris claro */

    /* Typography */
    --font-display: 'Sora', sans-serif;
    --font-body: 'DM Sans', sans-serif;

    /* Spacing */
    --section-padding: clamp(4rem, 8vw, 8rem);
    --container-padding: clamp(1.5rem, 5vw, 2rem);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-body);
    line-height: 1.7;
    background: var(--bg-white);
    overflow-x: hidden;
}

/* Container System */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.container-narrow {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Header/Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: all 0.3s ease;
}

header.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem var(--container-padding);
    max-width: 1280px;
    margin: 0 auto;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.logo span {
    color: var(--accent);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-menu li a {
    color: var(--text-body);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu li a:hover {
    color: var(--primary);
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.nav-menu li a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--primary);
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.cta-button {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: var(--accent);
    color: var(--primary);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid var(--accent);
}

.cta-button:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(232, 170, 66, 0.35);
}

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

.cta-button-outline:hover {
    background: var(--primary);
    color: white;
    box-shadow: 0 8px 20px rgba(10, 37, 64, 0.15);
}

/* Hero Section - Impactante y moderno */
.hero {
    margin-top: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, #0F1729 100%);
    color: white;
    padding: 5.5rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background: radial-gradient(circle at 80% 50%, rgba(232, 170, 66, 0.1) 0%, transparent 60%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
}

.hero-content h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out;
}

.hero-content h1 .highlight {
    color: var(--accent);
    position: relative;
    display: inline-block;
}

.hero-content .subtitle {
    font-size: 1.1rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.75rem;
    font-weight: 400;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-top: 1.75rem;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-visual {
    position: relative;
    animation: fadeInRight 1s ease-out 0.5s both;
}

.visual-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.visual-card h3 {
    font-family: var(--font-display);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    color: white;
    font-weight: 700;
}

.visual-card p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.5;
}

/* Problem-Solution Section */
.problem-section {
    padding: var(--section-padding) 0;
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(45, 95, 109, 0.1);
    color: var(--secondary);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: 50px;
    margin-bottom: 1.25rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1.2;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 720px;
    margin: 0 auto;
    line-height: 1.7;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.problem-card {
    padding: 1.75rem 2rem;
    background: var(--bg-light);
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
    border-color: var(--accent);
}

.problem-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    border: 2px solid var(--border);
}

.problem-content {
    flex: 1;
}

.problem-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.problem-card p {
    color: var(--text-body);
    font-size: 0.9rem;
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .problem-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .problem-grid {
        grid-template-columns: 1fr;
    }

    .problem-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    border-radius: 16px;
    padding: 1.75rem;
    border: 2px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent) 0%, var(--accent-light) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
    border-color: var(--accent);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.service-icon {
    width: 52px;
    height: 52px;
    min-width: 52px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 6px 16px rgba(232, 170, 66, 0.3);
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--text-dark);
    margin: 0;
    font-weight: 700;
    line-height: 1.3;
}

.service-card p {
    color: var(--text-body);
    margin-bottom: 1rem;
    line-height: 1.5;
    font-size: 0.95rem;
}

.service-features {
    list-style: none;
    margin-bottom: 0;
}

.service-features li {
    padding: 0.35rem 0;
    padding-left: 1.75rem;
    position: relative;
    color: var(--text-body);
    font-size: 0.9rem;
    line-height: 1.4;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

/* Process Section */
.process-section {
    padding: var(--section-padding) 0;
    background: white;
}

.process-timeline {
    max-width: 900px;
    margin: 3rem auto 0;
}

.process-step {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 39px;
    top: 80px;
    width: 2px;
    height: calc(100% + 3rem);
    background: linear-gradient(180deg, var(--accent) 0%, rgba(232, 170, 66, 0.2) 100%);
}

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, #2A3654 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: white;
    box-shadow: 0 8px 20px rgba(26, 31, 58, 0.25);
    position: relative;
    z-index: 1;
}

.step-content h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.step-content p {
    color: var(--text-body);
    line-height: 1.7;
    font-size: 1.05rem;
}

/* CTA Section */
.cta-section {
    padding: var(--section-padding) 0;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    align-items: stretch;
}

.cta-content {
    text-align: left;
    max-width: 800px;
    margin: 0;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.cta-button-primary {
    padding: 1.125rem 2.5rem;
    background: var(--primary);
    color: white;
    font-weight: 700;
    font-size: 1.05rem;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 2px solid var(--primary);
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(26, 31, 58, 0.12);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.contact-form .form-feedback {
    min-height: 1.25rem;
    margin: 0;
    font-size: 0.95rem;
    color: var(--primary);
}

.contact-form .form-feedback.error {
    color: #c0392b;
}

.contact-form .form-feedback.success {
    color: #1f8a4d;
}

.contact-form label {
    display: block;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.35rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border-radius: 10px;
    border: 1px solid rgba(26, 31, 58, 0.12);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background: #f8f9fc;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 118, 255, 0.12);
}

.contact-form textarea {
    resize: vertical;
    min-height: 160px;
}

.contact-form .cta-button-primary {
    width: fit-content;
}

.contact-form .cta-button-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.cta-button-primary:hover {
    background: #0F1729;
    border-color: #0F1729;
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(26, 31, 58, 0.3);
}

.cta-button-secondary {
    padding: 1.125rem 2.5rem;
    background: transparent;
    color: var(--primary);
    font-weight: 700;
    font-size: 1.05rem;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 2px solid var(--primary);
}

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

/* Footer */
footer {
    background: var(--primary);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-brand h3 span {
    color: var(--accent);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-link:hover {
    background: var(--accent);
    color: var(--primary);
    transform: translateY(-2px);
}

.footer-column h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    color: var(--accent);
}

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

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 0.95rem;
}

.footer-column ul li a:hover {
    color: var(--accent);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 968px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 999;
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .nav-menu li a {
        font-size: 1.1rem;
    }

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

    /*.hero-visual {
        order: -1;
    }*/

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

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 640px) {
    .hero-cta {
        flex-direction: column;
    }

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

    .services-grid,
    .problem-grid {
        grid-template-columns: 1fr;
    }

    .process-step {
        grid-template-columns: 60px 1fr;
        gap: 1.5rem;
    }

    .step-number {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .process-step:not(:last-child)::after {
        left: 29px;
        top: 60px;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .cta-buttons {
        flex-direction: column;
    }
}