/* ==========================================================================
   SOSA HIRUJO & ASOCS., S.R.L. (SOHSA)
   Estilos Minimalistas y Directos - Seguridad Bancaria
   ========================================================================== */

:root {
    --primary:        #002094;
    --primary-dark:   #00135E;
    --primary-light:  #1E3A8A;
    --primary-subtle: #EEF2FF;
    
    --gold:           #C9A227;
    --gold-dark:      #997917;

    --bg:             #FFFFFF;
    --bg-alt:         #F8FAFC;
    --border:         #E2E8F0;

    --text-heading:   #0F172A;
    --text-body:      #334155;
    --text-muted:     #64748B;
    --text-white:     #FFFFFF;

    --green-wa:       #25D366;
    --green-wa-dark:  #1EBE5D;

    --font:           'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius:         8px;
    --transition:     0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font);
    background-color: var(--bg);
    color: var(--text-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    background-image: radial-gradient(circle at 15% 50%, rgba(0, 32, 148, 0.02) 0%, transparent 25%),
                      radial-gradient(circle at 85% 30%, rgba(201, 162, 39, 0.03) 0%, transparent 25%);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ─── BOTONES ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.7rem 1.4rem;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.92rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}

.btn--primary {
    background-color: var(--primary);
    color: var(--text-white);
    border-color: var(--primary);
}

.btn--primary:hover {
    background-color: var(--primary-dark);
}

.btn--whatsapp {
    background-color: var(--green-wa);
    color: var(--text-white);
    border-color: var(--green-wa);
}

.btn--whatsapp:hover {
    background-color: var(--green-wa-dark);
}

.btn--sm {
    padding: 0.45rem 1rem;
    font-size: 0.85rem;
}

.btn--lg {
    padding: 0.85rem 1.75rem;
    font-size: 1rem;
}

.btn--full {
    width: 100%;
}

/* ─── TOPBAR ─── */
.topbar {
    background-color: var(--primary-dark);
    color: #CBD5E1;
    font-size: 0.82rem;
    padding: 0.45rem 0;
}

.topbar__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.topbar__rnc strong {
    color: #F8FAFC;
}

.topbar__contacts {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.topbar__contacts a:hover {
    color: #FFFFFF;
}

.sep {
    color: #475569;
}

/* ─── HEADER Y LOGO SOHSA ─── */
.header {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: box-shadow 0.3s ease;
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 74px;
}

/* Logo Brand */
.brand {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.brand__logo-wrap {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.sohsa-logo {
    width: 36px;
    height: 50px;
    transition: transform var(--transition);
}

.brand:hover .sohsa-logo {
    transform: scale(1.04);
}

.brand__text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.brand__name {
    font-size: 1.12rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 0.06em;
}

.brand__sub {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--gold-dark);
    letter-spacing: 0.05em;
}

.brand__tag {
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.12em;
    margin-top: 1px;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: 1.8rem;
}

.nav__link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-body);
}

.nav__link:hover {
    color: var(--primary);
}

.header__action {
    display: flex;
    align-items: center;
    gap: 1rem;
}

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

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--text-heading);
}

/* ─── HERO ─── */
.hero {
    padding: 6rem 0 5.5rem;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, var(--bg-alt) 100%);
    border-bottom: 1px solid var(--border);
}

.hero__inner {
    max-width: 850px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.35rem 0.85rem;
    background-color: var(--primary-subtle);
    color: var(--primary);
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    border: 1px solid rgba(0, 32, 148, 0.12);
}

.hero__badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--primary);
}

.hero__title {
    font-size: clamp(2rem, 3.8vw, 2.9rem);
    font-weight: 800;
    color: var(--text-heading);
    line-height: 1.2;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.highlight {
    color: var(--primary);
}

.hero__desc {
    font-size: 1.1rem;
    color: var(--text-body);
    line-height: 1.65;
    margin-bottom: 2rem;
}

.hero__cta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ─── SECCIONES GENERALES ─── */
.section {
    padding: 5rem 0;
}

.section--alt {
    background-color: var(--bg-alt);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.section-header {
    margin-bottom: 3rem;
}

.section-title {
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1rem;
}

/* ─── GRID DE SERVICIOS ─── */
.grid--services {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.card {
    background-color: #FFFFFF;
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 12px;
    padding: 2.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02), 0 2px 4px -1px rgba(0, 0, 0, 0.01);
}

.card:hover {
    border-color: rgba(0, 32, 148, 0.3);
    box-shadow: 0 10px 25px -5px rgba(0, 32, 148, 0.05), 0 8px 10px -6px rgba(0, 32, 148, 0.01);
    transform: translateY(-4px);
}

.card__icon {
    width: 44px;
    height: 44px;
    background-color: var(--primary-subtle);
    color: var(--primary);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.card__title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 0.6rem;
}

.card__text {
    font-size: 0.95rem;
    color: var(--text-body);
    line-height: 1.6;
}

/* ─── SOBRE NOSOTROS ─── */
.about-box {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-box__content p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.about-box__meta {
    background-color: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.meta-item {
    display: flex;
    justify-content: space-between;
    padding-bottom: 0.6rem;
    border-bottom: 1px dashed var(--border);
    font-size: 0.9rem;
}

.meta-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.meta-item__label {
    color: var(--text-muted);
    font-weight: 600;
}

.meta-item__val {
    color: var(--text-heading);
    font-weight: 600;
}

/* ─── CONTACTO & FORMULARIO ─── */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: start;
}

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

.contact-card {
    background-color: var(--bg-alt);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 12px;
    padding: 1.75rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.contact-card h3 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.contact-card p {
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.contact-card a:hover {
    color: var(--primary);
}

.contact-card--wa {
    background-color: #F0FDF4;
    border-color: #BBF7D0;
}

.contact-card--wa p {
    font-size: 0.88rem;
    margin-bottom: 0.85rem;
}

/* Formulario */
.contact-form-wrap {
    background-color: #FFFFFF;
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.02), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-heading);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.92rem;
    color: var(--text-heading);
    outline: none;
    font-family: inherit;
    transition: border-color var(--transition);
}

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

.form-group textarea {
    resize: vertical;
}

/* ─── FOOTER ─── */
.footer {
    background-color: var(--primary-dark);
    color: #94A3B8;
    padding: 3rem 0;
    border-top: 1px solid var(--border);
}

.footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer__brand-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.sohsa-logo--footer {
    width: 32px;
    height: 44px;
}

.footer__brand .brand__name {
    color: #FFFFFF;
    font-size: 1.05rem;
    font-weight: 700;
    display: block;
}

.footer__desc {
    font-size: 0.78rem;
    color: #CBD5E1;
    display: block;
    margin-top: 2px;
}

.footer__meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.35rem;
    font-size: 0.82rem;
}

.footer__credit {
    font-size: 0.78rem;
    color: #94A3B8;
    margin-top: 0.25rem;
}

.credit-link {
    color: #38BDF8;
    text-decoration: none;
    transition: color var(--transition);
}

.credit-link:hover {
    color: #7DD3FC;
    text-decoration: underline;
}

/* ─── BOTÓN WHATSAPP FLOTANTE & TOAST ─── */
.wa-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 56px;
    height: 56px;
    background-color: var(--green-wa);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    z-index: 99;
}

.wa-float:hover {
    background-color: var(--green-wa-dark);
}

.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: var(--primary-dark);
    color: #FFFFFF;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    z-index: 999;
    opacity: 0;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast--error {
    background-color: #DC2626;
}

.toast--success {
    background-color: var(--green-wa-dark);
}

/* ─── ANIMACIONES DE SCROLL ─── */
.reveal-hidden {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger para cards */
.card:nth-child(2) { transition-delay: 100ms; }
.card:nth-child(3) { transition-delay: 200ms; }
.card:nth-child(4) { transition-delay: 300ms; }

/* ─── RESPONSIVE ─── */
@media (max-width: 860px) {
    .grid--services,
    .about-box,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .nav {
        display: none;
    }

    .nav.nav--open {
        display: flex;
        position: fixed;
        top: 74px;
        left: 0;
        right: 0;
        background-color: #FFFFFF;
        border-bottom: 2px solid var(--primary);
        padding: 1.5rem;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        z-index: 99;
    }

    .nav--open .nav__list {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        gap: 1.25rem;
    }

    .nav-toggle {
        display: flex;
    }

    .header__action .btn {
        display: none;
    }

    .footer__inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .footer__meta {
        align-items: flex-start;
    }
}