/* ── Tokens ─────────────────────────────────────────────── */
:root {
    --color-gold-100:   #E8C97A;
    --color-gold-200:   #C9A84C;
    --color-gold-300:   #A8893C;
    --color-neutral-0:  #050302;
    --color-neutral-100:#0D0D0D;
    --color-neutral-150:#1A1A1A;
    --color-neutral-200:#2A2520;
    --color-neutral-700:#8A8070;
    --color-neutral-900:#F5F0E8;

    --bg-deep:      var(--color-neutral-0);
    --bg-surface:   var(--color-neutral-100);
    --bg-panel:     var(--color-neutral-150);
    --border-default: var(--color-neutral-200);

    --text-primary: var(--color-neutral-900);
    --text-muted:   var(--color-neutral-700);

    --accent-primary: var(--color-gold-200);
    --accent-hover:   var(--color-gold-100);

    --font-display: 'Poppins', sans-serif;
    --font-body:    'Inter', sans-serif;

    --radius-sm:  4px;
    --radius-md:  6px;
    --radius-lg:  12px;
    --radius-xl:  16px;
    --radius-2xl: 20px;
    --radius-full:999px;

    --shadow-card:  0px 8px 32px rgba(0,0,0,0.6);
    --shadow-panel: 0px 4px 16px rgba(0,0,0,0.4);

    --ease-smooth:    cubic-bezier(0.16,1,0.3,1);
    --duration-fast:  0.2s;
    --duration-normal:0.3s;

    --max-w: 1280px;
}

/* ── Animaciones ────────────────────────────────────────── */
@keyframes fadeReveal {
    from { opacity:0; transform:translateY(24px); filter:blur(4px); }
    to   { opacity:1; transform:translateY(0);    filter:blur(0);   }
}
@keyframes bounce {
    0%,100% { transform:translateY(0) translateX(-50%); }
    50%      { transform:translateY(-8px) translateX(-50%); }
}

/* ── Reset ──────────────────────────────────────────────── */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body {
    background-color: var(--bg-deep);
    color:            var(--text-primary);
    font-family:      var(--font-body);
    font-size:        1rem;
    line-height:      1.6;
    -webkit-font-smoothing: antialiased;
}
img { display:block; max-width:100%; }
a   { color:inherit; text-decoration:none; }
button { cursor:pointer; border:none; background:none; font-family:var(--font-body); }

/* ── Navbar ─────────────────────────────────────────────── */
.site-nav {
    position:fixed;
    top:0; left:0; right:0;
    z-index:50;
    height:72px;
    padding-top:12px;
    background:transparent;
}
.nav-inner {
    max-width:var(--max-w);
    margin:0 auto;
    padding:0 2rem;
    height:100%;
    display:flex;
    align-items:center;
    justify-content:center;
    position:relative;
}

.nav-island {
    background: rgba(13,13,13,0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--border-default);
    border-radius: 28px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Logo island */
.nav-logo-island {
    position:absolute; left:2rem;
    width:160px;
    padding:0 1rem;
}
.nav-logo-island img {
    height:36px;
    transition: transform var(--duration-fast) var(--ease-smooth);
}
.nav-logo-island img:hover { transform:scale(1.05); }

/* Links island */
.nav-links-island {
    width:420px;
    gap:1.5rem;
    padding:0 1.5rem;
}
.nav-links-island a {
    position:relative;
    font-family: var(--font-body);
    font-size:1rem;
    color: var(--text-primary);
    transition: color var(--duration-fast);
}
.nav-links-island a::after {
    content:'';
    position:absolute;
    bottom:-4px; left:0;
    width:0; height:2px;
    background: var(--accent-hover);
    transition: width var(--duration-normal) var(--ease-smooth);
}
.nav-links-island a:hover { color: var(--accent-hover); }
.nav-links-island a:hover::after { width:100%; }

/* Social island */
.nav-social-island {
    position:absolute; right:2rem;
    width:160px;
    gap:1rem;
    padding:0 1rem;
}
.nav-social-island a {
    color: var(--text-muted);
    transition: color var(--duration-fast);
    display:flex; align-items:center;
}
.nav-social-island a:hover { color: var(--accent-primary); }

/* Mobile toggle */
.nav-mobile-toggle {
    display:none;
    position:absolute; right:2rem;
    color: var(--text-primary);
    border: 1px solid var(--border-default);
    border-radius: 28px;
    padding: 0.5rem 0.75rem;
    background: rgba(13,13,13,0.7);
    backdrop-filter: blur(8px);
}
.hamburger-line {
    display:block;
    width:22px; height:2px;
    background: var(--text-primary);
    border-radius:2px;
    margin:4px 0;
    transition: var(--duration-fast);
}

/* Mobile drawer */
.nav-drawer {
    display:none;
    position:fixed;
    top:72px; left:0; right:0; bottom:0;
    z-index:40;
    background: var(--bg-surface);
    padding:2rem 1.5rem;
    flex-direction:column;
    gap:1.5rem;
}
.nav-drawer.open { display:flex; }
.nav-drawer a {
    font-size:1.125rem;
    color: var(--text-primary);
    transition: color var(--duration-fast);
}
.nav-drawer a:hover { color: var(--accent-hover); }
.nav-drawer-divider {
    border:none;
    border-top:1px solid var(--border-default);
    margin:0.5rem 0;
}
.nav-drawer-social {
    display:flex; gap:1rem;
}
.nav-drawer-social a {
    color:var(--text-muted);
    font-size:0;
}
.nav-drawer-social a:hover { color:var(--accent-primary); }

/* ── Botones ────────────────────────────────────────────── */
.btn {
    display:inline-flex;
    align-items:center;
    gap:0.5rem;
    padding:0.75rem 1.5rem;
    font-family:var(--font-body);
    font-size:1rem;
    font-weight:500;
    letter-spacing:0.01em;
    border-radius:var(--radius-lg);
    transition: all var(--duration-fast) var(--ease-smooth);
    cursor:pointer;
    border:none;
    height:48px;
}
.btn svg { flex-shrink:0; }

.btn-primary {
    background: var(--accent-primary);
    color: var(--bg-deep);
}
.btn-primary:hover {
    background: var(--accent-hover);
    transform:scale(1.05);
}

.btn-secondary {
    background:transparent;
    border:1px solid var(--accent-primary);
    color:var(--accent-primary);
}
.btn-secondary:hover {
    background: rgba(201,168,76,0.1);
    color: var(--accent-hover);
}

.btn-ghost {
    background:transparent;
    color:var(--accent-primary);
    padding:0;
    height:auto;
}
.btn-ghost:hover { color:var(--accent-hover); }
.btn-ghost:hover svg { transform:translateX(4px); }
.btn-ghost svg { transition:transform var(--duration-fast) var(--ease-smooth); }

.btn-full { width:100%; justify-content:center; }

/* ── Hero ───────────────────────────────────────────────── */
.hero {
    position:relative;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    text-align:center;
    padding:6rem 2rem;
    min-height:90vh;
    background: linear-gradient(180deg, rgba(5,3,2,1) 0%, rgba(13,13,13,0.95) 100%);
}
.hero-content {
    max-width:var(--max-w);
    margin:0 auto;
    padding-top:4rem;
}

.hero-title {
    font-family:var(--font-display);
    font-size:clamp(2.5rem,6vw,4.5rem);
    font-weight:700;
    letter-spacing:-0.03em;
    line-height:1.1;
    margin-bottom:1.5rem;
    opacity:0;
    transform:translateY(24px);
    filter:blur(4px);
    transition: opacity 0.8s var(--ease-smooth),
                transform 0.8s var(--ease-smooth),
                filter 0.8s var(--ease-smooth);
    transition-delay:0.2s;
}
.hero-title.revealed { opacity:1; transform:translateY(0); filter:blur(0); }

.hero-sub {
    font-family:var(--font-body);
    font-size:clamp(1rem,2vw,1.25rem);
    color:var(--text-muted);
    max-width:680px;
    margin:0 auto 2rem;
    line-height:1.7;
    opacity:0;
    transform:translateY(24px);
    filter:blur(4px);
    transition: opacity 0.8s var(--ease-smooth),
                transform 0.8s var(--ease-smooth),
                filter 0.8s var(--ease-smooth);
    transition-delay:0.4s;
}
.hero-sub.revealed { opacity:1; transform:translateY(0); filter:blur(0); }

.hero-actions {
    display:flex;
    align-items:center;
    justify-content:center;
    gap:1rem;
    margin-bottom:3rem;
    flex-wrap:wrap;
    opacity:0;
    transform:translateY(24px);
    filter:blur(4px);
    transition: opacity 0.8s var(--ease-smooth),
                transform 0.8s var(--ease-smooth),
                filter 0.8s var(--ease-smooth);
    transition-delay:0.6s;
}
.hero-actions.revealed { opacity:1; transform:translateY(0); filter:blur(0); }

.hero-mockup {
    max-width:800px;
    margin:0 auto;
    background: var(--bg-panel);
    border:1px solid var(--border-default);
    border-radius:var(--radius-2xl);
    min-height:300px;
    display:flex;
    align-items:center;
    justify-content:center;
    box-shadow:var(--shadow-card);
    opacity:0;
    transform:translateY(24px);
    filter:blur(4px);
    transition: opacity 0.8s var(--ease-smooth),
                transform 0.8s var(--ease-smooth),
                filter 0.8s var(--ease-smooth);
    transition-delay:0.8s;
}
.hero-mockup.revealed { opacity:1; transform:translateY(0); filter:blur(0); }
.hero-mockup p {
    font-family:var(--font-body);
    color:var(--text-muted);
    padding:2rem;
}

.hero-chevron {
    position:absolute;
    bottom:3rem;
    left:50%;
    color:var(--accent-primary);
    animation: bounce 2s ease-in-out infinite;
}

/* ── Sección compartida ─────────────────────────────────── */
.section {
    padding:6rem 2rem;
    background:var(--bg-deep);
}
.section-container { max-width:var(--max-w); margin:0 auto; }
.section-title {
    font-family:var(--font-display);
    font-size:clamp(2rem,4vw,3rem);
    font-weight:700;
    text-align:center;
    margin-bottom:1rem;
}
.section-sub {
    font-family:var(--font-body);
    font-size:1.125rem;
    color:var(--text-muted);
    text-align:center;
    margin-bottom:3rem;
}

/* ── Módulos ────────────────────────────────────────────── */
.modulos-grid {
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:1.5rem;
}

.modulo-card {
    display:flex;
    flex-direction:column;
    align-items:center;
    text-align:center;
    padding:2rem;
    background:var(--bg-surface);
    border:1px solid var(--border-default);
    border-radius:var(--radius-2xl);
    height:360px;
    box-shadow:var(--shadow-card);
    cursor:pointer;
    transition: border-color var(--duration-normal) var(--ease-smooth),
                box-shadow var(--duration-normal) var(--ease-smooth),
                transform var(--duration-normal) var(--ease-smooth);
    opacity:0;
    animation: fadeReveal 0.6s var(--ease-smooth) forwards;
}
.modulo-card:hover { transform:scale(1.03); }

.modulo-icon-box {
    width:64px; height:64px;
    border-radius:18px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    font-family:var(--font-display);
    font-size:1.25rem;
    font-weight:700;
    color:#fff;
    line-height:1;
    gap:2px;
    margin-bottom:1.25rem;
    transition:transform var(--duration-normal) var(--ease-smooth);
    flex-shrink:0;
}
.modulo-card:hover .modulo-icon-box { transform:scale(1.1); }

.modulo-name {
    font-family:var(--font-display);
    font-size:1.125rem;
    font-weight:600;
    color:var(--text-primary);
    margin-bottom:0.75rem;
    line-height:1.4;
}
.modulo-desc {
    font-family:var(--font-body);
    font-size:0.875rem;
    color:var(--text-muted);
    line-height:1.6;
    flex-grow:1;
    overflow:hidden;
    display:-webkit-box;
    -webkit-line-clamp:3;
    -webkit-box-orient:vertical;
    margin-bottom:1.5rem;
}
.modulo-divider {
    width:100%;
    border:none;
    border-top:1px solid var(--border-default);
    margin-bottom:1.25rem;
}

/* ── Features ───────────────────────────────────────────── */
.features-container { max-width:1120px; margin:0 auto; }
.features-grid {
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:2rem;
}
.feature-card {
    background:var(--bg-panel);
    padding:2rem;
    border-radius:var(--radius-2xl);
    font-family:var(--font-body);
}
.feature-icon {
    color:var(--accent-primary);
    margin-bottom:1rem;
    display:flex;
}
.feature-title {
    font-family:var(--font-display);
    font-size:1.25rem;
    font-weight:600;
    color:var(--text-primary);
    margin-bottom:0.75rem;
}
.feature-desc {
    font-size:1rem;
    color:var(--text-muted);
    line-height:1.7;
}

/* ── Demo form ──────────────────────────────────────────── */
.form-card {
    max-width:640px;
    margin:0 auto;
    background:var(--bg-panel);
    border:1px solid var(--border-default);
    border-radius:24px;
    padding:3rem;
}
.form-title {
    font-family:var(--font-display);
    font-size:1.875rem;
    font-weight:700;
    text-align:center;
    margin-bottom:0.5rem;
}
.form-sub {
    font-family:var(--font-body);
    font-size:1.125rem;
    color:var(--text-muted);
    text-align:center;
    margin-bottom:2rem;
}
.form-group { display:flex; flex-direction:column; gap:1rem; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.form-input {
    width:100%;
    padding:0.75rem 1rem;
    background:var(--bg-surface);
    border:1px solid var(--border-default);
    border-radius:var(--radius-lg);
    color:var(--text-primary);
    font-family:var(--font-body);
    font-size:1rem;
    outline:none;
    transition:border-color var(--duration-fast);
}
.form-input::placeholder { color:var(--text-muted); }
.form-input:focus { border-color:var(--accent-primary); }
.form-submit { margin-top:1rem; }

/* ── FAQ ────────────────────────────────────────────────── */
.faq-list { max-width:900px; margin:0 auto; display:flex; flex-direction:column; gap:1rem; }

.faq-item {
    border:1px solid var(--border-default);
    background:var(--bg-surface);
    border-radius:var(--radius-lg);
    overflow:hidden;
    transition: background var(--duration-fast);
}
.faq-trigger {
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:1.5rem;
    text-align:left;
    background:none;
    border:none;
    cursor:pointer;
    transition:background var(--duration-fast);
}
.faq-trigger:hover { background:var(--bg-panel); }
.faq-question {
    font-family:var(--font-display);
    font-size:1.125rem;
    font-weight:600;
    color:var(--text-primary);
    padding-right:1rem;
}
.faq-chevron {
    color:var(--accent-primary);
    flex-shrink:0;
    transition:transform var(--duration-normal) var(--ease-smooth);
}
.faq-item.open .faq-chevron { transform:rotate(180deg); }

.faq-body {
    max-height:0;
    overflow:hidden;
    transition:max-height var(--duration-normal) var(--ease-smooth);
}
.faq-item.open .faq-body { max-height:500px; }
.faq-answer {
    font-family:var(--font-body);
    font-size:1rem;
    color:var(--text-muted);
    line-height:1.7;
    padding:0 1.5rem 1.5rem;
}

/* ── Footer ─────────────────────────────────────────────── */
.site-footer {
    background:var(--bg-deep);
    border-top:1px solid var(--border-default);
    padding:4rem 2rem;
}
.footer-grid {
    max-width:var(--max-w);
    margin:0 auto;
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:3rem;
    margin-bottom:3rem;
}
.footer-logo img { height:48px; margin-bottom:0.75rem; }
.footer-tagline {
    font-family:var(--font-body);
    font-size:1rem;
    color:var(--text-muted);
    max-width:240px;
}
.footer-col-title {
    font-family:var(--font-display);
    font-size:1.25rem;
    font-weight:600;
    margin-bottom:1rem;
}
.footer-links { display:flex; flex-direction:column; gap:0.75rem; }
.footer-links a {
    font-family:var(--font-body);
    font-size:1rem;
    color:var(--text-muted);
    transition:color var(--duration-fast);
}
.footer-links a:hover { color:var(--text-primary); }

.footer-bottom {
    max-width:var(--max-w);
    margin:0 auto;
    padding-top:2rem;
    border-top:1px solid var(--border-default);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:1rem;
    flex-wrap:wrap;
}
.footer-copy {
    font-family:var(--font-body);
    font-size:0.875rem;
    color:var(--text-muted);
}
.footer-social { display:flex; align-items:center; gap:1rem; }
.footer-social a {
    color:var(--text-muted);
    display:flex; align-items:center;
    transition:color var(--duration-fast);
}
.footer-social a:hover { color:var(--accent-primary); }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width:1024px) {
    .nav-links-island { display:none; }
    .nav-social-island { display:none; }
    .nav-mobile-toggle { display:block; }
    .modulos-grid { grid-template-columns:repeat(2,1fr); }
    .features-grid { grid-template-columns:repeat(2,1fr); }
    .footer-grid { grid-template-columns:repeat(2,1fr); }
}
@media (max-width:640px) {
    .hero { padding:5rem 1.5rem; }
    .section { padding:4rem 1.5rem; }
    .modulos-grid { grid-template-columns:1fr; }
    .features-grid { grid-template-columns:1fr; }
    .footer-grid { grid-template-columns:1fr; }
    .form-row { grid-template-columns:1fr; }
    .form-card { padding:2rem 1.5rem; }
    .footer-bottom { flex-direction:column; text-align:center; }
}

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

/* ── Multi-page Layout & Pages Styles ───────────────────── */

/* Active link indicator */
.nav-links-island a.active {
    color: var(--accent-primary) !important;
}
.nav-links-island a.active::after {
    width: 100% !important;
    background: var(--accent-primary) !important;
}
.nav-drawer a.active {
    color: var(--accent-primary) !important;
}

/* Language Selection Island & Dropdown */
.nav-lang-island {
    position: absolute;
    right: calc(160px + 16px + 2rem);
    width: 100px;
    justify-content: center;
}
.language-selector {
    position: relative;
    display: inline-block;
}
.lang-trigger {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    transition: color var(--duration-fast);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
}
.lang-trigger:hover {
    color: var(--accent-primary);
}
.lang-dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 10px;
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-default);
    border-radius: 20px;
    min-width: 200px;
    box-shadow: var(--shadow-panel);
    display: none;
    flex-direction: column;
    overflow: hidden;
    z-index: 100;
}
.lang-dropdown.show {
    display: flex;
}
.lang-option {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1.25rem;
    text-align: left;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.875rem;
    transition: background-color var(--duration-fast);
    cursor: pointer;
}
.lang-option:hover {
    background: rgba(26, 26, 26, 0.6);
}
.lang-option.active {
    background: var(--bg-panel);
}
.lang-name {
    color: var(--text-primary);
}
.lang-code {
    color: var(--text-muted);
    font-weight: 500;
}

/* Mobile language drawer */
.nav-drawer-lang {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 0.5rem;
}
.nav-drawer-lang-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-family: var(--font-body);
}

/* Services page details */
.submodule-chip {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: default;
    user-select: none;
    border-radius: 999px;
    font-family: var(--font-body);
    transition: all 0.18s ease;
}

/* Modal layout */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: rgba(5, 3, 2, 0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    transition: background 0.28s ease, backdrop-filter 0.28s ease;
    opacity: 0;
    pointer-events: none;
}
.modal-overlay.open {
    background: rgba(5, 3, 2, 0.82);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    opacity: 1;
    pointer-events: auto;
}
.modal-card {
    position: relative;
    width: 100%;
    max-w: 860px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-panel);
    border: 1px solid var(--border-default);
    overflow: hidden;
    border-radius: 24px;
    transform: translateY(24px) scale(0.97);
    opacity: 0;
    transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.28s ease;
}
.modal-overlay.open .modal-card {
    transform: translateY(0) scale(1);
    opacity: 1;
}
.modal-accent-line {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
}
.modal-header {
    display: flex;
    align-items: start;
    justify-content: space-between;
    padding: 2rem 2rem 1.5rem;
    border-bottom: 1px solid var(--border-default);
    flex-shrink: 0;
}
.modal-badge {
    inline-size: fit-content;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    margin-bottom: 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 999px;
    font-family: var(--font-body);
}
.modal-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}
.modal-close {
    flex-shrink: 0;
    margin-left: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border-default);
    color: var(--text-muted);
    transition: all var(--duration-fast);
}
.modal-close:hover {
    color: var(--text-primary);
    border-color: var(--accent-primary);
}
.modal-body {
    overflow-y: auto;
    padding: 1.5rem 2rem 2rem;
}
.modal-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.modal-submodule-card {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem;
    border-radius: 14px;
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

@media (max-width: 768px) {
    .modal-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 520px) {
    .modal-grid {
        grid-template-columns: 1fr;
    }
}

/* Nosotros & Contacto decorators */
.line-decor-gold {
    background: linear-gradient(90deg, #C9A84C, transparent);
}
.line-decor-green {
    background: linear-gradient(90deg, #84CC16, transparent);
}