/* ======================================================================
   SIVARCLOUD - SISTEMA VISUAL PRINCIPAL
   Archivo: public/css/sivar.css
   Version: 2.0 - alineada al Manual de Marca SivarCloud v1.2
   Nota: la navegacion sc-nav se mantiene en su archivo CSS independiente.
====================================================================== */

/* 1. TOKENS VISUALES */
:root {
    --sc-font-heading: "Poppins", Montserrat, Arial, sans-serif;
    --sc-font-body: "Inter", Arial, sans-serif;
    --sc-font-mono: "JetBrains Mono", Consolas, monospace;

    --sc-primary: #0B2540;
    --sc-primary-dark: #081C32;
    --sc-primary-mid: #12324F;
    --sc-primary-soft: #E8EEF4;
    --sc-accent: #2BB3C0;
    --sc-accent-dark: #238F9A;
    --sc-accent-soft: #E8F7F8;
    --sc-signal: #F5A524;
    --sc-heading: #0B2540;
    --sc-text: #0A1622;
    --sc-muted: #64748B;
    --sc-muted-mobile: #475569;
    --sc-background: #FFFFFF;
    --sc-background-alt: #F1F5F9;
    --sc-surface: #FFFFFF;
    --sc-border: #E2E8F0;

    --sc-success-bg: #E8F7F0;
    --sc-success-text: #18845A;
    --sc-error-bg: #FEECEC;
    --sc-error-text: #B42318;

    --sc-radius-sm: 8px;
    --sc-radius-md: 12px;
    --sc-radius-lg: 16px;
    --sc-radius-xl: 24px;

    --sc-shadow-soft: 0 8px 24px rgba(11, 37, 64, 0.06);
    --sc-shadow-card: 0 12px 30px rgba(11, 37, 64, 0.08);
    --sc-shadow-hover: 0 16px 36px rgba(11, 37, 64, 0.11);

    --sc-heading-xl: clamp(2.5rem, 5vw, 3rem);
    --sc-heading-lg: clamp(1.9rem, 3.5vw, 2.25rem);
    --sc-heading-md: clamp(1.25rem, 2vw, 1.375rem);
    --sc-body-lg: clamp(1rem, 1.25vw, 1.0625rem);
    --sc-container: 1200px;
    --sc-section-space: clamp(72px, 8vw, 104px);
    --sc-transition: 0.2s ease;
}

/* 2. BASE Y NORMALIZACION */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding-top: 0;
    background: var(--sc-background);
    color: var(--sc-text);
    font-family: var(--sc-font-body);
    font-size: 1.0625rem;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    margin-top: 0;
    color: var(--sc-heading);
    font-family: var(--sc-font-heading);
    font-weight: 600;
    letter-spacing: -0.02em;
}

button,
input,
select,
textarea {
    font-family: var(--sc-font-body);
}

code,
pre,
kbd,
samp {
    font-family: var(--sc-font-mono);
}

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

a {
    transition: color var(--sc-transition), background-color var(--sc-transition),
        border-color var(--sc-transition), transform var(--sc-transition),
        box-shadow var(--sc-transition);
}

section[id] {
    scroll-margin-top: 100px;
}

.site-main {
    min-height: 60vh;
}

.container {
    width: min(calc(100% - 40px), var(--sc-container));
    margin-inline: auto;
}

/* 3. NAVEGACION
   El navbar actual usa clases .sc-nav y vive en:
   public/css/navbar-sivarcloud-premium.css
   Se eliminan las reglas legacy .navbar y .nav-links para evitar conflictos.
*/

/* 4. HERO LEGADO COMPATIBLE CON LA MARCA */
.hero {
    position: relative;
    isolation: isolate;
    display: flex;
    min-height: 520px;
    overflow: hidden;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
    background: var(--sc-primary);
    color: #FFFFFF;
    text-align: center;
}

.hero::after {
    position: absolute;
    right: -90px;
    bottom: -150px;
    z-index: -1;
    width: 400px;
    height: 400px;
    border: 2px solid rgba(43, 179, 192, 0.24);
    border-radius: 50%;
    box-shadow:
        0 0 0 44px rgba(43, 179, 192, 0.08),
        0 0 0 88px rgba(43, 179, 192, 0.05);
    content: "";
}

.hero-content {
    width: min(100%, 960px);
}

.hero-logo {
    position: static;
    width: auto;
    max-width: 260px;
    max-height: 100px;
    margin: 0 auto 26px;
    object-fit: contain;
    animation: none;
    transform: none;
}

.hero h1 {
    margin: 0 auto 20px;
    color: #FFFFFF;
    font-size: var(--sc-heading-xl);
    line-height: 1.1;
}

.hero p {
    max-width: 820px;
    margin: 0 auto 30px;
    color: var(--sc-background-alt);
}

/* Compatibilidad con el hero premium existente */
.premium-hero {
    background: var(--sc-primary);
}

.premium-hero__title {
    color: #FFFFFF;
    font-family: var(--sc-font-heading);
}

/* 5. SECCIONES Y ENCABEZADOS */
.section {
    padding-block: var(--sc-section-space);
}

.section-light {
    background: var(--sc-background-alt);
}

.section-heading {
    max-width: 820px;
    margin: 0 auto 46px;
    text-align: center;
}

.section-eyebrow {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--sc-accent-dark);
    font-family: var(--sc-font-body);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.section-title {
    margin: 0 0 14px;
    color: var(--sc-heading);
    font-size: var(--sc-heading-lg);
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
}

.section-description {
    margin: 0;
    color: var(--sc-muted);
    font-size: var(--sc-body-lg);
    line-height: 1.7;
}

.empty-message {
    grid-column: 1 / -1;
    margin: 0;
    color: var(--sc-muted);
    text-align: center;
}

/* 6. BOTONES GLOBALES */
.btn {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 24px;
    background: var(--sc-primary);
    color: #FFFFFF;
    border: 1px solid var(--sc-primary);
    border-radius: var(--sc-radius-sm);
    box-shadow: 0 8px 18px rgba(11, 37, 64, 0.14);
    cursor: pointer;
    font-family: var(--sc-font-body);
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none;
}

.btn:hover,
.btn:focus-visible {
    background: var(--sc-primary-mid);
    color: #FFFFFF;
    border-color: var(--sc-primary-mid);
    box-shadow: 0 10px 22px rgba(11, 37, 64, 0.18);
    transform: translateY(-2px);
}

.btn:focus-visible {
    outline: 3px solid rgba(43, 179, 192, 0.34);
    outline-offset: 3px;
}

.btn-light {
    background: #FFFFFF;
    color: var(--sc-primary);
    border-color: #FFFFFF;
}

.btn-light:hover,
.btn-light:focus-visible {
    background: var(--sc-background-alt);
    color: var(--sc-primary);
    border-color: var(--sc-background-alt);
}

.btn-secondary {
    background: transparent;
    color: var(--sc-primary);
    border-color: var(--sc-primary);
    box-shadow: none;
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
    background: var(--sc-primary-soft);
    color: var(--sc-primary);
    border-color: var(--sc-primary);
}

/* 7. CUADRICULAS Y TARJETAS */
.card-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px;
}

.card {
    display: flex;
    min-width: 0;
    height: 100%;
    flex-direction: column;
    align-items: center;
    padding: 38px 34px;
    background: var(--sc-surface);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius-lg);
    box-shadow: var(--sc-shadow-card);
    text-align: center;
    transition: transform var(--sc-transition), box-shadow var(--sc-transition),
        border-color var(--sc-transition);
}

.card:hover {
    border-color: rgba(43, 179, 192, 0.42);
    box-shadow: var(--sc-shadow-hover);
    transform: translateY(-3px);
}

.card-icon {
    display: inline-flex !important;
    width: 64px;
    height: 64px;
    align-items: center;
    justify-content: center;
    margin: 0 auto 22px;
    background: var(--sc-primary);
    color: #FFFFFF;
    border: 1px solid rgba(43, 179, 192, 0.32);
    border-radius: var(--sc-radius-md);
    box-shadow: 0 8px 18px rgba(11, 37, 64, 0.13);
    font-size: 1.5rem;
}

.card h3 {
    margin: 0 0 14px;
    color: var(--sc-primary);
    font-size: var(--sc-heading-md);
    line-height: 1.35;
}

.card p {
    margin: 0 0 24px;
    color: var(--sc-muted);
    line-height: 1.7;
}

.card > .btn,
.card .post-card-content > .btn {
    margin-top: auto;
}

/* 8. SERVICIOS */
.services-section .card-grid {
    align-items: stretch;
}

.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--sc-accent);
    content: "";
    opacity: 0;
    transition: opacity var(--sc-transition);
}

.service-card:hover::before {
    opacity: 1;
}

/* 9. BLOG */
.blog-section .card-grid {
    align-items: stretch;
}

.post-card {
    overflow: hidden;
    padding: 0;
    text-align: left;
}

.post-card:hover {
    transform: translateY(-3px);
}

.post-card-image {
    width: 100%;
    height: 245px;
    object-fit: cover;
    object-position: center;
}

.post-card-content {
    display: flex;
    flex: 1;
    flex-direction: column;
    align-items: flex-start;
    padding: 30px;
}

.post-card-content h3 {
    text-align: left;
}

.post-card-content p {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
}

/* 10. FAQ ACORDEON */
.faq-section {
    background: var(--sc-surface);
}

.faq-list {
    display: grid;
    max-width: 940px;
    gap: 18px;
    margin-inline: auto;
}

.faq-item {
    overflow: hidden;
    background: var(--sc-surface);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius-md);
    box-shadow: var(--sc-shadow-soft);
    transition: border-color var(--sc-transition), box-shadow var(--sc-transition);
}

.faq-item[open] {
    border-color: rgba(43, 179, 192, 0.48);
    box-shadow: var(--sc-shadow-card);
}

.faq-question {
    display: flex;
    min-height: 72px;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 20px 24px;
    color: var(--sc-primary);
    cursor: pointer;
    font-family: var(--sc-font-heading);
    font-size: 1.0625rem;
    font-weight: 600;
    line-height: 1.45;
    list-style: none;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question::after {
    display: inline-flex;
    width: 36px;
    height: 36px;
    flex: 0 0 36px;
    align-items: center;
    justify-content: center;
    background: var(--sc-accent-soft);
    color: var(--sc-primary);
    border-radius: 50%;
    content: "+";
    font-family: var(--sc-font-body);
    font-size: 1.25rem;
    transition: transform var(--sc-transition), background-color var(--sc-transition);
}

.faq-item[open] .faq-question::after {
    background: var(--sc-accent);
    color: var(--sc-primary);
    content: "−";
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 24px 24px;
    color: var(--sc-muted);
    line-height: 1.7;
}

.faq-answer > :first-child {
    margin-top: 0;
}

.faq-answer > :last-child {
    margin-bottom: 0;
}

/* 11. CONTACTO */
.contact-section {
    background: var(--sc-background-alt);
}

.contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: stretch;
    gap: 32px;
}

.contact-intro,
.contact-form-card {
    padding: 42px;
    background: var(--sc-surface);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius-lg);
    box-shadow: var(--sc-shadow-card);
}

.contact-intro {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    background: var(--sc-primary);
    color: #FFFFFF;
}

.contact-intro::after {
    position: absolute;
    right: -110px;
    bottom: -130px;
    z-index: -1;
    width: 300px;
    height: 300px;
    border: 2px solid rgba(43, 179, 192, 0.30);
    border-radius: 50%;
    box-shadow:
        0 0 0 38px rgba(43, 179, 192, 0.08),
        0 0 0 76px rgba(43, 179, 192, 0.05);
    content: "";
    pointer-events: none;
}

.contact-intro__icon {
    display: inline-flex;
    width: 62px;
    height: 62px;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
    background: rgba(255, 255, 255, 0.10);
    color: var(--sc-accent);
    border: 1px solid rgba(255, 255, 255, 0.20);
    border-radius: var(--sc-radius-md);
    font-size: 1.5rem;
}

.contact-intro h3 {
    position: relative;
    z-index: 1;
    margin: 0 0 16px;
    color: #FFFFFF;
    font-size: var(--sc-heading-md);
}

.contact-intro p {
    position: relative;
    z-index: 1;
    margin: 0;
    color: var(--sc-background-alt);
    line-height: 1.7;
}

.contact-benefits {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 16px;
    margin: 30px 0 0;
    padding: 0;
    list-style: none;
}

.contact-benefits li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--sc-background-alt);
}

.contact-benefits i {
    margin-top: 5px;
    color: var(--sc-accent);
}

.contact-form-card h3 {
    margin: 0 0 8px;
    color: var(--sc-primary);
    font-size: var(--sc-heading-md);
}

.contact-form-card__description {
    margin: 0 0 26px;
    color: var(--sc-muted);
}

.contact-form {
    display: grid;
    width: 100%;
    max-width: none;
    gap: 18px;
    margin: 0;
    padding: 0;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
}

.contact-form__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.form-group {
    display: grid;
    gap: 8px;
}

.form-group--full {
    grid-column: 1 / -1;
}

.contact-form label {
    color: var(--sc-text);
    font-size: 0.9375rem;
    font-weight: 600;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 14px 15px;
    background: #FFFFFF;
    color: var(--sc-text);
    border: 1px solid #CBD5E1;
    border-radius: var(--sc-radius-sm);
    font: inherit;
    outline: none;
    transition: border-color var(--sc-transition), box-shadow var(--sc-transition),
        background-color var(--sc-transition);
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    border-color: var(--sc-accent);
    box-shadow: 0 0 0 4px rgba(43, 179, 192, 0.14);
}

.contact-form .btn {
    justify-self: start;
    margin-top: 4px;
}

.turnstile-wrapper {
    min-height: 65px;
}

/* 12. ALERTAS */
.alert {
    width: min(100%, 940px);
    margin: 0 auto 24px;
    padding: 16px 18px;
    border: 1px solid transparent;
    border-radius: var(--sc-radius-sm);
}

.alert ul {
    margin-bottom: 0;
}

.alert-success {
    background: var(--sc-success-bg);
    color: var(--sc-success-text);
    border-color: rgba(34, 160, 107, 0.24);
}

.alert-error {
    background: var(--sc-error-bg);
    color: var(--sc-error-text);
    border-color: rgba(180, 35, 24, 0.20);
}

/* 13. FOOTER */
.site-footer {
    padding: 34px 20px;
    background: var(--sc-primary);
    color: #FFFFFF;
    text-align: center;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 18px;
}

.circle-btn {
    display: flex;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: #FFFFFF;
    border: 1px solid rgba(255, 255, 255, 0.34);
    border-radius: 50%;
    text-decoration: none;
}

.circle-btn:hover,
.circle-btn:focus-visible {
    background: var(--sc-accent);
    color: var(--sc-primary);
    border-color: var(--sc-accent);
    transform: translateY(-2px);
}

/* 14. ESTADISTICAS */
.stats-section-premium {
    position: relative;
    z-index: 20;
    margin-top: -85px;
    padding: 0 0 90px;
}

.stats-grid-premium {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 24px !important;
}

.stat-card-premium {
    padding: 32px;
    background: var(--sc-surface);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius-lg);
    box-shadow: var(--sc-shadow-card);
    text-align: center;
    transition: transform var(--sc-transition), box-shadow var(--sc-transition),
        border-color var(--sc-transition);
}

.stat-card-premium:hover {
    border-color: rgba(43, 179, 192, 0.42);
    box-shadow: var(--sc-shadow-hover);
    transform: translateY(-3px);
}

.stat-icon-premium {
    display: flex;
    width: 64px;
    height: 64px;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    background: var(--sc-primary);
    color: #FFFFFF;
    border: 1px solid rgba(43, 179, 192, 0.32);
    border-radius: var(--sc-radius-md);
    font-size: 1.35rem;
}

.stat-number-premium {
    color: var(--sc-primary);
    font-family: var(--sc-font-heading);
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 1;
}

.stat-title-premium {
    margin-top: 12px;
    color: var(--sc-muted);
    font-size: 1rem;
}

/* 15. CASOS DE EXITO */
.casos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 32px;
}

.caso-card {
    overflow: hidden;
    background: var(--sc-surface);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius-lg);
    box-shadow: var(--sc-shadow-card);
    transition: transform var(--sc-transition), box-shadow var(--sc-transition),
        border-color var(--sc-transition);
}

.caso-card:hover {
    border-color: rgba(43, 179, 192, 0.42);
    box-shadow: var(--sc-shadow-hover);
    transform: translateY(-3px);
}

.caso-card-image-wrapper {
    display: flex;
    height: 280px;
    align-items: center;
    justify-content: center;
    padding: 25px;
    background: var(--sc-background-alt);
    border-bottom: 1px solid var(--sc-border);
}

.caso-card-image {
    width: auto;
    max-width: 90%;
    height: auto;
    max-height: 220px;
    object-fit: contain;
}

.caso-card-content {
    padding: 30px;
}

.caso-sector {
    display: inline-flex;
    padding: 7px 12px;
    background: var(--sc-accent-soft);
    color: var(--sc-primary);
    border: 1px solid rgba(43, 179, 192, 0.22);
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.caso-card h3 {
    margin: 18px 0;
    color: var(--sc-primary);
}

.caso-block {
    margin-bottom: 22px;
}

.caso-block strong {
    display: block;
    margin-bottom: 8px;
    color: var(--sc-primary);
}

.caso-block p {
    margin: 0;
    color: var(--sc-muted);
    line-height: 1.7;
}

.caso-metrica {
    margin-top: 28px;
    padding: 14px 18px;
    background: var(--sc-primary);
    color: #FFFFFF;
    border-left: 4px solid var(--sc-accent);
    border-radius: var(--sc-radius-sm);
    font-weight: 600;
    text-align: center;
}

/* 16. RESPONSIVE */
@media (max-width: 960px) {
    .contact-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {
    .stats-grid-premium {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
}

@media (max-width: 768px) {
    body {
        color: var(--sc-text);
    }

    .premium-hero__title {
        font-size: 2.5rem;
        line-height: 1.1;
    }

    .hero {
        min-height: 550px;
        padding: 60px 20px;
    }

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

    .card {
        padding: 30px 25px;
    }

    .section-description,
    .card p,
    .faq-answer,
    .contact-form-card__description,
    .caso-block p,
    .stat-title-premium {
        color: var(--sc-muted-mobile);
    }

    .contact-intro,
    .contact-form-card {
        padding: 32px 24px;
    }

    .contact-form__grid {
        grid-template-columns: 1fr;
    }

    .form-group--full {
        grid-column: auto;
    }

    .contact-form .btn {
        width: 100%;
    }
}

@media (max-width: 600px) {
    .stats-grid-premium {
        grid-template-columns: 1fr !important;
    }

    .stats-section-premium {
        margin-top: 20px;
    }
}

@media (max-width: 520px) {
    .container {
        width: min(calc(100% - 24px), var(--sc-container));
    }

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

    .faq-question {
        padding: 20px;
    }

    .faq-answer {
        padding: 0 20px 22px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}