/* ==========================================
   HELENA - Estilos CSS
   ========================================== */

/* Reset y Variables */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #0B1F3A;
    --color-primary-light: #1a3a5c;
    --color-blue: #3B82F6;
    --color-blue-light: #60A5FA;
    --color-green: #10B981;
    --color-green-dark: #059669;
    --color-red: #EF4444;
    --color-red-light: #FEE2E2;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F3F4F6;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-900: #111827;
    --color-white: #FFFFFF;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--color-gray-900);
    background: var(--color-white);
    overflow-x: hidden;
}

/* ==========================================
   Navigation
   ========================================== */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-gray-200);
    z-index: 1000;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-blue));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

.btn-demo {
    padding: 0.625rem 1.5rem;
    background: linear-gradient(135deg, var(--color-green), var(--color-green-dark));
    color: var(--color-white);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-demo:hover {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}


/* ==========================================
   Hero Section
   ========================================== */
.hero {
    padding: 8rem 1.5rem 5rem;
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
}

.container-narrow {
    max-width: 1152px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-large {
    max-width: 1536px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero-content {
    text-align: center;
    margin-bottom: 4rem;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-600);
    max-width: 56rem;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

.btn-primary {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--color-green), var(--color-green-dark));
    color: var(--color-white);
    border: none;
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

.btn-secondary {
    padding: 1rem 2rem;
    background: var(--color-white);
    color: var(--color-gray-900);
    border: 2px solid var(--color-gray-300);
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* ==========================================
   Dashboard Mockup
   ========================================== */
.dashboard-mockup {
    position: relative;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
}

.dashboard-container {
    background: var(--color-white);
    border-radius: 12px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    overflow: hidden;
    border: 1px solid var(--color-gray-200);
}

.dashboard-header {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.dashboard-header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.dashboard-icon {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
}

.dashboard-title {
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.95rem;
}

.dashboard-subtitle {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
}

.dashboard-date {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

.dashboard-content {
    padding: 1.5rem;
    background: var(--color-gray-50);
}

/* KPI Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.kpi-card {
    background: var(--color-white);
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--color-gray-100);
}

.kpi-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.kpi-icon-blue {
    background: #DBEAFE;
    color: #2563EB;
}

.kpi-icon-green {
    background: #D1FAE5;
    color: #059669;
}

.kpi-icon-purple {
    background: #EDE9FE;
    color: #7C3AED;
}

.kpi-icon-orange {
    background: #FED7AA;
    color: #EA580C;
}

.kpi-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.kpi-label {
    font-size: 0.75rem;
    color: var(--color-gray-600);
    margin-top: 0.25rem;
}

.kpi-trend {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-top: 0.5rem;
    color: var(--color-green);
    font-size: 0.75rem;
    font-weight: 500;
}

.kpi-status {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--color-gray-600);
    font-weight: 500;
}

/* Chart */
.dashboard-chart {
    background: var(--color-white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--color-gray-100);
}

.chart-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 1rem;
}

.chart-bars {
    height: 12rem;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 0.5rem;
}

.chart-bar {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.bar-fill {
    width: 100%;
    background: linear-gradient(180deg, var(--color-blue), var(--color-blue-light));
    border-radius: 4px 4px 0 0;
    transition: all 0.3s ease;
}

.bar-label {
    font-size: 0.625rem;
    color: var(--color-gray-600);
}

/* ==========================================
   Problem Section
   ========================================== */
.section-problem {
    padding: 6rem 1.5rem;
    background: var(--color-red-light);
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-title-dark {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.section-title-white {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-description {
    font-size: 1.25rem;
    color: var(--color-gray-600);
    max-width: 48rem;
    margin: 0 auto;
    line-height: 1.6;
}

.section-description-white {
    font-size: 1.25rem;
    color: rgba(191, 219, 254, 1);
    max-width: 48rem;
    margin: 0 auto;
}

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

.problem-card {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1.25rem;
    background: var(--color-white);
    border-radius: 8px;
    border: 1px solid #FEE2E2;
    transition: border-color 0.3s ease;
}

.problem-card:hover {
    border-color: #FCA5A5;
}

.problem-icon {
    width: 40px;
    height: 40px;
    background: #FEF2F2;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-red);
}

.problem-text {
    font-size: 0.875rem;
    color: var(--color-gray-700);
    padding-top: 0.5rem;
}

/* ==========================================
   Features Section
   ========================================== */
.section-features {
    padding: 6rem 1.5rem;
    background: var(--color-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    background: linear-gradient(135deg, var(--color-white) 0%, #EFF6FF 100%);
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid #DBEAFE;
    transition: all 0.3s ease;
}

.feature-card:hover {
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-blue));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--color-white);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 0.75rem;
}

.feature-description {
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ==========================================
   Modules Section
   ========================================== */
.section-modules {
    padding: 6rem 1.5rem;
    background: var(--color-gray-50);
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 1.5rem;
}

.module-card {
    background: var(--color-white);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--color-gray-200);
    transition: all 0.3s ease;
}

.module-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.module-card:hover .module-icon {
    transform: scale(1.1);
}

.module-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-blue), var(--color-blue-light));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--color-white);
    transition: transform 0.3s ease;
}

.module-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 0.5rem;
}

.module-description {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ==========================================
   Results Section
   ========================================== */
.section-results {
    padding: 6rem 1.5rem;
    background: linear-gradient(135deg, var(--color-primary), #1e3a8a);
    color: var(--color-white);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 2rem;
}

.result-card {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.result-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--color-white);
}

.result-value {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.result-label {
    color: rgba(191, 219, 254, 1);
}

/* ==========================================
   Security Section
   ========================================== */
.section-security {
    padding: 6rem 1.5rem;
    background: var(--color-white);
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 1.5rem;
}

.security-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--color-white);
    border-radius: 8px;
    border: 1px solid var(--color-gray-200);
}

.security-icon {
    width: 48px;
    height: 48px;
    background: #D1FAE5;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-green);
}

.security-content {
    flex: 1;
}

.security-title {
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.security-description {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

/* ==========================================
   Pricing Section
   ========================================== */
.section-pricing {
    padding: 6rem 1.5rem;
    background: var(--color-gray-50);
}

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

.pricing-box {
    background: var(--color-white);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--color-gray-200);
    margin-bottom: 2.5rem;
    max-width: 32rem;
    margin-left: auto;
    margin-right: auto;
}

.pricing-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.pricing-check {
    color: var(--color-green);
}

.pricing-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
}

.pricing-features {
    list-style: none;
    text-align: left;
    max-width: 28rem;
    margin: 0 auto 2rem;
}

.pricing-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--color-gray-700);
}

.pricing-feature svg {
    flex-shrink: 0;
    color: var(--color-green);
}

.btn-primary-large {
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--color-green), var(--color-green-dark));
    color: var(--color-white);
    border: none;
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-primary-large:hover {
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

/* ==========================================
   CTA Section
   ========================================== */
.section-cta {
    padding: 6rem 1.5rem;
    background: linear-gradient(135deg, var(--color-primary), #1e3a8a, #1e40af);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.cta-bg-blob {
    position: absolute;
    width: 384px;
    height: 384px;
    border-radius: 50%;
    filter: blur(80px);
}

.cta-bg-blob-1 {
    top: 0;
    left: 0;
    background: rgba(59, 130, 246, 0.1);
}

.cta-bg-blob-2 {
    bottom: 0;
    right: 0;
    background: rgba(16, 185, 129, 0.1);
}

.cta-container {
    text-align: center;
    position: relative;
    z-index: 10;
}

.cta-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 2rem;
    line-height: 1.2;
}

.cta-subtitle {
    font-size: 1.25rem;
    color: rgba(191, 219, 254, 1);
    margin-bottom: 3rem;
    max-width: 32rem;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.btn-cta-white {
    padding: 1rem 2.5rem;
    background: var(--color-white);
    color: var(--color-primary);
    border: none;
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-cta-white:hover {
    background: var(--color-gray-100);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

.btn-cta-green {
    padding: 1rem 2.5rem;
    background: var(--color-green);
    color: var(--color-white);
    border: none;
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-cta-green:hover {
    background: var(--color-green-dark);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 4rem 1.5rem;
}

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

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-blue), var(--color-blue-light));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-logo-text {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-description {
    color: rgba(191, 219, 254, 1);
    max-width: 28rem;
}

.footer-section {
    /* Mobile: full width */
}

.footer-heading {
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

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

.footer-link {
    color: rgba(191, 219, 254, 1);
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-link:hover {
    color: var(--color-white);
}

.footer-bottom {
    border-top: 1px solid rgba(59, 130, 246, 0.3);
    padding-top: 2rem;
    text-align: center;
    color: rgba(191, 219, 254, 1);
    font-size: 0.875rem;
}

/* ==========================================
   Animations
   ========================================== */
.fade-in {
    animation: fadeIn 0.6s ease-in-out;
}

.fade-in-delayed {
    animation: fadeIn 0.8s ease-in-out 0.2s both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================
   Responsive Design
   ========================================== */

/* Tablet: 640px and up */
@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }

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

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

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

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

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

    .cta-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

/* Desktop: 768px and up */
@media (min-width: 768px) {
    .hero-title {
        font-size: 3.75rem;
    }

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

    .section-title,
    .section-title-dark,
    .section-title-white {
        font-size: 3rem;
    }

    .cta-title {
        font-size: 3.75rem;
    }

    .kpi-grid {
        grid-template-columns: repeat(4, 1fr);
    }

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

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

/* Large Desktop: 1024px and up */
@media (min-width: 1024px) {
    .hero-title {
        font-size: 4.5rem;
    }

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

    .results-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}