/* ==========================================================
   FOXIATECH - Landing Page PHP V5
   Día/Noche + acento Steel Blue
   Paleta base:
   Navy #04152F, White #F7F8FA, Black #111111,
   Graphite #2E3440, Technical Gray #8A93A0, Light Gray #E9EDF2
   Acento principal:
   Steel Blue #3A6EA5
   ========================================================== */

:root{
    --white:#F7F8FA;
    --white-soft:#FFFFFF;
    --navy:#04152F;
    --navy-2:#071D3B;
    --navy-3:#0B2547;
    --black:#111111;
    --graphite:#2E3440;
    --gray:#8A93A0;
    --light-gray:#E9EDF2;
    --line:#DCE2EA;

    /* acentos con steel blue */
    --accent:#3A6EA5;
    --accent-2:#6F8FB5;
    --accent-soft:rgba(58,110,165,.10);
    --accent-soft-2:rgba(58,110,165,.18);

    --page-bg:#F7F8FA;
    --surface:#FFFFFF;
    --surface-2:#F2F5F8;
    --text:#04152F;
    --text-soft:#2E3440;
    --muted:#8A93A0;
    --border:#DCE2EA;
    --primary:#04152F;
    --primary-hover:#071D3B;
    --primary-text:#F7F8FA;
    --section-bg:linear-gradient(180deg,rgba(255,255,255,.82),rgba(233,237,242,.68));
    --header-bg:rgba(247,248,250,.92);
    --header-border:rgba(4,21,47,.08);
    --card-bg:#FFFFFF;
    --grid-color:rgba(4,21,47,.045);
    --shadow:0 22px 70px rgba(4,21,47,.10);
    --shadow-soft:0 14px 38px rgba(4,21,47,.07);
    --radius:24px;
}

body.theme-night{
    --page-bg:#04152F;
    --surface:#071D3B;
    --surface-2:#0B2547;
    --text:#F7F8FA;
    --text-soft:#D7DDE6;
    --muted:#AAB3C0;
    --border:rgba(247,248,250,.12);
    --primary:#F7F8FA;
    --primary-hover:#FFFFFF;
    --primary-text:#04152F;
    --section-bg:linear-gradient(180deg,rgba(7,29,59,.72),rgba(4,21,47,.60));
    --header-bg:rgba(4,21,47,.90);
    --header-border:rgba(247,248,250,.10);
    --card-bg:rgba(7,29,59,.86);
    --grid-color:rgba(247,248,250,.045);
    --shadow:0 22px 70px rgba(0,0,0,.26);
    --shadow-soft:0 14px 38px rgba(0,0,0,.16);
    --accent:#5F8FC2;
    --accent-2:#8FB2D9;
    --accent-soft:rgba(95,143,194,.12);
    --accent-soft-2:rgba(95,143,194,.18);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    color:var(--text);
    background:var(--page-bg);
    overflow-x:hidden;
    transition:background .35s ease,color .35s ease;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px, calc(100% - 40px));margin-inline:auto}

.site-bg{
    position:fixed;inset:0;z-index:-3;
    background:
        radial-gradient(circle at 15% 12%, rgba(58,110,165,.10), transparent 30%),
        radial-gradient(circle at 85% 28%, rgba(4,21,47,.06), transparent 32%),
        linear-gradient(180deg,#FFFFFF 0%,var(--page-bg) 55%,var(--surface-2) 100%);
    transition:background .35s ease;
}
body.theme-night .site-bg{
    background:
        radial-gradient(circle at 18% 14%, rgba(95,143,194,.10), transparent 30%),
        radial-gradient(circle at 88% 22%, rgba(247,248,250,.04), transparent 34%),
        linear-gradient(180deg,#020C1E 0%,#04152F 52%,#071D3B 100%);
}
.grid-overlay{
    position:absolute;inset:0;opacity:.26;
    background-image:
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size:72px 72px;
    mask-image:linear-gradient(to bottom, #000 0%, #000 36%, transparent 74%);
}
.glow{position:absolute;border-radius:999px;filter:blur(90px);opacity:.42}
.glow-one{width:360px;height:360px;background:rgba(58,110,165,.12);right:10%;top:10%}
.glow-two{width:280px;height:280px;background:rgba(4,21,47,.08);left:7%;bottom:16%}
body.theme-night .glow-one{background:rgba(95,143,194,.10)}
body.theme-night .glow-two{background:rgba(247,248,250,.04)}

.header{
    position:sticky;top:0;z-index:50;
    backdrop-filter:blur(18px);
    background:var(--header-bg);
    border-bottom:1px solid var(--header-border);
    transition:background .35s ease,border .35s ease;
}
.nav{
    height:86px;display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.brand{display:flex;align-items:center;gap:14px;min-width:max-content}
.brand-logo{width:76px;height:54px;object-fit:contain;transition:opacity .25s ease}
.logo-dark{display:none}
body.theme-night .logo-light{display:none}
body.theme-night .logo-dark{display:block}
body.theme-day .logo-light{display:block}
body.theme-day .logo-dark{display:none}

.brand strong{
    display:block;font-size:1.42rem;letter-spacing:.18em;color:var(--text);
    font-weight:900;
}
.brand strong span{color:var(--accent)}
.brand small{
    display:block;font-size:.60rem;letter-spacing:.35em;color:var(--muted);margin-top:2px;
}

.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{
    font-size:.78rem;font-weight:850;text-transform:uppercase;letter-spacing:.08em;color:var(--text);
    opacity:.88;transition:.25s ease;
}
.nav-links a:hover{color:var(--accent);opacity:1}

.theme-toggle{
    display:inline-flex;align-items:center;gap:9px;
    min-height:42px;padding:0 14px;border-radius:999px;
    border:1px solid var(--border);
    background:var(--surface);
    color:var(--text);
    font-weight:850;cursor:pointer;
    box-shadow:var(--shadow-soft);
    transition:.25s ease;white-space:nowrap;
}
.theme-toggle:hover{transform:translateY(-1px);border-color:var(--accent)}
.theme-toggle-icon{
    width:24px;height:24px;border-radius:50%;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--accent-soft);
    color:var(--accent);
}
.theme-toggle-text{font-size:.78rem;text-transform:uppercase;letter-spacing:.07em}

.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:10px;
    min-height:54px;padding:0 26px;border-radius:12px;
    background:var(--primary);
    color:var(--primary-text);font-weight:900;border:1px solid var(--primary);
    box-shadow:0 16px 36px rgba(4,21,47,.15);
    transition:.25s ease;cursor:pointer;
}
.btn:hover{
    transform:translateY(-2px);
    background:var(--primary-hover);
    box-shadow:0 22px 48px rgba(4,21,47,.18);
}
.btn-small{min-height:42px;padding:0 18px;text-transform:none!important;letter-spacing:0!important}
.btn-outline{
    background:var(--surface);color:var(--text);
    border:1px solid var(--border);box-shadow:none;
}
.btn-outline:hover{
    background:var(--accent-soft);
    border-color:var(--accent);
    color:var(--text);
}

.menu-btn{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer}
.menu-btn span{display:block;height:2px;background:var(--text);margin:7px 0;border-radius:2px}

.hero{
    min-height:calc(100vh - 86px);
    display:grid;grid-template-columns:1fr 1.05fr;gap:60px;align-items:center;
    padding:82px 0 70px;
}
.eyebrow,.section-label,.section-head span{
    display:inline-flex;align-items:center;gap:10px;
    color:var(--text);font-size:.78rem;font-weight:900;
    text-transform:uppercase;letter-spacing:.08em;
    background:var(--surface);border:1px solid var(--border);
    padding:10px 14px;border-radius:999px;
    box-shadow:var(--shadow-soft);
}
.pulse{
    width:9px;height:9px;border-radius:999px;background:var(--accent);
    box-shadow:0 0 0 0 rgba(58,110,165,.35);animation:pulse 2s infinite;
}
@keyframes pulse{70%{box-shadow:0 0 0 12px rgba(58,110,165,0)}100%{box-shadow:0 0 0 0 rgba(58,110,165,0)}}

.hero h1{
    font-size:clamp(2.7rem,6vw,5.7rem);
    line-height:1.02;margin:26px 0 22px;letter-spacing:-.06em;
    color:var(--text);
}
.hero h1 .accent{color:var(--accent)}
.hero p{font-size:1.08rem;line-height:1.8;color:var(--text-soft);max-width:620px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}

.trust-row{
    display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px;max-width:560px;
}
.trust-row div{
    padding:18px;border-radius:18px;background:var(--surface);
    border:1px solid var(--border);box-shadow:var(--shadow-soft);
}
.trust-row strong{display:block;color:var(--text);font-size:1.45rem}
.trust-row span{display:block;color:var(--muted);font-size:.82rem;margin-top:4px}

.hero-visual{position:relative;min-height:560px;display:flex;align-items:center;justify-content:center}
.dashboard-card{
    width:min(660px,100%);border-radius:30px;padding:22px;
    background:linear-gradient(145deg,var(--surface),var(--surface-2));
    border:1px solid var(--border);
    box-shadow:var(--shadow);
    transform:perspective(1000px) rotateY(-10deg) rotateX(4deg);
    transition:background .35s ease,border .35s ease;
}
.dash-top,.dash-bottom{display:flex;align-items:center;justify-content:space-between;color:var(--muted)}
.dot{display:inline-block;width:10px;height:10px;background:#C6CDD7;border-radius:50%;margin-right:6px}
.dot:first-child{background:var(--accent)}
.dash-top small{color:var(--text);font-weight:900;letter-spacing:.1em}
.dash-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:24px 0}
.metric,.chart-card,.dash-bottom div{
    background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:18px;
    box-shadow:0 10px 26px rgba(4,21,47,.05);
}
body.theme-night .metric, body.theme-night .chart-card, body.theme-night .dash-bottom div{
    box-shadow:0 10px 26px rgba(0,0,0,.15);
}
.metric span{display:block;color:var(--muted);font-size:.78rem}
.metric strong{display:block;font-size:1.55rem;margin:8px 0;color:var(--text)}
.metric small{color:var(--accent);font-weight:900}
.chart-card{height:220px;position:relative;overflow:hidden}
.chart-line{
    position:absolute;left:30px;right:30px;top:82px;height:80px;
    background:linear-gradient(135deg,transparent 5%,rgba(4,21,47,.10) 38%,rgba(58,110,165,.30) 100%);
    clip-path:polygon(0 70%,15% 54%,30% 65%,45% 38%,61% 48%,76% 22%,100% 8%,100% 100%,0 100%);
}
body.theme-night .chart-line{
    background:linear-gradient(135deg,transparent 5%,rgba(247,248,250,.09) 38%,rgba(95,143,194,.28) 100%);
}
.bars{position:absolute;left:32px;right:32px;bottom:25px;height:90px;display:flex;align-items:end;gap:18px}
.bars i{flex:1;background:linear-gradient(var(--navy),rgba(4,21,47,.20));border-radius:8px 8px 0 0}
.bars i:nth-child(even){background:linear-gradient(var(--accent),rgba(58,110,165,.20))}
body.theme-night .bars i{background:linear-gradient(var(--white),rgba(247,248,250,.18))}
body.theme-night .bars i:nth-child(even){background:linear-gradient(var(--accent),rgba(95,143,194,.18))}
.dash-bottom{gap:14px}
.dash-bottom div{flex:1;font-size:.86rem}
.mini-icon{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--navy);margin-right:8px}
.mini-icon.cyan{background:var(--accent)}
body.theme-night .mini-icon{background:var(--white)}
body.theme-night .mini-icon.cyan{background:var(--accent)}

.phone-card{
    position:absolute;right:0;bottom:62px;width:180px;padding:20px;border-radius:26px;
    background:var(--navy);border:1px solid rgba(255,255,255,.12);
    color:var(--white);box-shadow:var(--shadow);
}
body.theme-night .phone-card{background:#F7F8FA;color:#04152F}
.phone-card span,.phone-card small{color:rgba(138,147,160,.95);font-size:.78rem}
.phone-card strong{display:block;font-size:1.8rem;margin:14px 0 6px}
.mini-chart{
    height:70px;margin-top:16px;border-radius:14px;
    background:linear-gradient(135deg,rgba(255,255,255,.15),rgba(58,110,165,.30))
}
body.theme-night .mini-chart{background:linear-gradient(135deg,rgba(4,21,47,.12),rgba(95,143,194,.30))}

.section{padding:90px 0}
.section:nth-of-type(even){
    background:var(--section-bg);
    box-shadow:0 -1px 0 rgba(4,21,47,.04), 0 1px 0 rgba(4,21,47,.04);
}
.section-head{text-align:center;max-width:760px;margin:0 auto 40px}
.section-head h2,.split h2,.contact h2{
    font-size:clamp(2rem,4vw,3.2rem);line-height:1.08;margin:18px 0 14px;letter-spacing:-.04em;
    color:var(--text);
}
.section-head p,.split p,.contact p{color:var(--text-soft);line-height:1.8}

.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card,.portfolio-card,.feature-panel,.contact-card{
    background:var(--card-bg);
    border:1px solid var(--border);border-radius:var(--radius);
    box-shadow:var(--shadow-soft);
}
.card{padding:30px;transition:.25s ease}
.card:hover{
    transform:translateY(-6px);
    border-color:var(--accent);
    box-shadow:0 24px 58px rgba(4,21,47,.10);
}
.icon{
    width:58px;height:58px;border-radius:18px;margin-bottom:24px;
    background:var(--accent-soft);border:1px solid rgba(58,110,165,.18);
    position:relative;
}
.icon:before{content:"";position:absolute;inset:16px;border:3px solid var(--text);border-radius:8px}
.icon-zap:before{clip-path:polygon(45% 0,80% 0,58% 38%,100% 38%,34% 100%,48% 54%,8% 54%);background:var(--accent);border:0}
.icon-chart:before{border-radius:50%;border-color:var(--text);border-left-color:transparent}
.icon-headset:before{border-radius:50% 50% 8px 8px;border-bottom:0}
.card h3,.portfolio-card h3,.feature-panel h3{margin:0 0 12px;font-size:1.1rem;color:var(--text)}
.card p,.portfolio-card p,.feature-panel p{color:var(--text-soft);line-height:1.7;margin:0}

.split{display:grid;grid-template-columns:1fr .9fr;gap:34px;align-items:center}
.solution-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:28px}
.solution-list div{
    padding:16px;border-radius:16px;background:var(--surface);
    border:1px solid var(--border);font-weight:800;color:var(--text);
    box-shadow:0 10px 22px rgba(4,21,47,.04);
}
.solution-list span{color:var(--accent);margin-right:8px}
.feature-panel{padding:34px}
.fox-mark{width:180px;height:140px;display:flex;align-items:center;margin-bottom:20px}
.fox-mark img{width:100%;height:100%;object-fit:contain}

.timeline{display:grid;gap:16px;max-width:920px;margin:0 auto}
.timeline-item{
    display:grid;grid-template-columns:90px 1fr;gap:20px;align-items:start;
    padding:24px;border-radius:22px;background:var(--surface);
    border:1px solid var(--border);box-shadow:var(--shadow-soft);
}
.timeline-item strong{color:var(--accent);font-size:1.8rem;line-height:1;font-weight:950}
.timeline-item h3{margin:0 0 8px;color:var(--text)}
.timeline-item p{margin:0;color:var(--text-soft);line-height:1.7}

.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.portfolio-card{padding:30px;min-height:230px;position:relative;overflow:hidden}
.portfolio-card:after{
    content:"";position:absolute;right:-45px;bottom:-45px;width:150px;height:150px;
    border:1px solid rgba(58,110,165,.35);border-radius:50%;
}
.portfolio-card span{color:var(--accent);font-size:.75rem;text-transform:uppercase;font-weight:950;letter-spacing:.1em}

.contact-card{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;padding:34px}
.contact-info{display:flex;flex-direction:column;gap:10px;margin-top:24px}
.contact-info a{color:var(--text);font-weight:900}
.contact-info a:hover{color:var(--accent)}
.form{display:grid;gap:16px}
.form label{display:grid;gap:8px;color:var(--text);font-weight:800}
.form input,.form textarea{
    width:100%;border:1px solid var(--border);outline:0;
    background:var(--surface);border-radius:16px;padding:16px 18px;
    color:var(--text);font:inherit;transition:.2s ease;
}
.form input:focus,.form textarea:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(58,110,165,.10)}

.whatsapp-float{
    position:fixed;right:22px;bottom:22px;z-index:40;
    width:58px;height:58px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    background:var(--primary);color:var(--primary-text);font-size:1.4rem;font-weight:900;
    box-shadow:0 18px 45px rgba(4,21,47,.18);
}
.whatsapp-float::after{
    content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid rgba(58,110,165,.35);
}
.footer{padding:28px 0;background:var(--navy);color:rgba(247,248,250,.76)}
body.theme-night .footer{background:#020C1E}
.footer .container{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}

.reveal{opacity:0;transform:translateY(22px);transition:.7s ease}
.reveal.active{opacity:1;transform:none}
.delay-1{transition-delay:.15s}

@media (max-width: 1080px){
    .nav{gap:12px}
    .nav-links{gap:18px}
    .theme-toggle-text{display:none}
}
@media (max-width: 980px){
    .menu-btn{display:block}
    .nav-links{
        position:absolute;left:20px;right:20px;top:78px;display:none;flex-direction:column;align-items:flex-start;
        padding:22px;background:var(--surface);border:1px solid var(--border);
        border-radius:22px;box-shadow:var(--shadow);
    }
    .nav-links.show{display:flex}
    .hero,.split,.contact-card{grid-template-columns:1fr}
    .hero{padding-top:50px}
    .hero-visual{min-height:auto}
    .dashboard-card{transform:none}
    .phone-card{right:20px}
    .cards{grid-template-columns:repeat(2,1fr)}
    .portfolio-grid{grid-template-columns:1fr}
}
@media (max-width: 640px){
    .container{width:min(100% - 28px, 1180px)}
    .nav{height:76px}
    .brand-logo{width:58px}
    .brand strong{font-size:1rem}
    .brand small{font-size:.5rem}
    .theme-toggle{padding:0 11px;min-height:38px}
    .hero h1{font-size:2.85rem}
    .hero-actions,.trust-row,.solution-list,.cards{grid-template-columns:1fr;display:grid}
    .btn{width:100%}
    .dash-grid{grid-template-columns:1fr}
    .phone-card{position:relative;right:auto;bottom:auto;margin-top:18px;width:100%}
    .dashboard-card{padding:16px;border-radius:24px}
    .section{padding:64px 0}
    .timeline-item{grid-template-columns:1fr}
    .contact-card{padding:22px}
    .footer .container{display:block}
}