/* ==========================================================
   SyHub - Portfolio de Sistemas
   Paleta: navy escuro + ciano (accent) + slate neutros
   Tipografia: Plus Jakarta Sans (titulos) + Inter (corpo)
   ========================================================== */
:root {
    --sy-bg: #070b16;
    --sy-bg-2: #0b1122;
    --sy-surface: #111a2e;
    --sy-surface-2: #172138;
    --sy-surface-3: #1e2a45;
    --sy-border: #24314e;
    --sy-border-soft: #1a2540;
    --sy-primary: #22d3ee;
    --sy-primary-2: #38bdf8;
    --sy-primary-dark: #0e7490;
    --sy-text: #eef2fb;
    --sy-text-muted: #93a1bf;
    --sy-text-dim: #64748b;
    --sy-ink: #041018;
    --sy-radius: 18px;
    --sy-radius-sm: 12px;
    --sy-shadow: 0 20px 45px -20px rgba(0, 0, 0, 0.75);
    --sy-shadow-primary: 0 20px 50px -18px rgba(34, 211, 238, 0.45);
}

* { scroll-behavior: smooth; }

body {
    background-color: var(--sy-bg);
    color: var(--sy-text);
    font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, .sy-display {
    font-family: "Plus Jakarta Sans", "Inter", sans-serif;
    letter-spacing: -0.02em;
}

a { color: var(--sy-primary); text-decoration: none; }
a:hover { color: var(--sy-primary-2); }

::selection { background: var(--sy-primary); color: var(--sy-ink); }

/* Overrides de contraste (Bootstrap usa cinza escuro por padrao) */
.text-muted, .text-secondary { color: var(--sy-text-muted) !important; }
.text-dim { color: var(--sy-text-dim) !important; }
.lead { color: var(--sy-text-muted); font-size: 1.08rem; }
.breadcrumb { --bs-breadcrumb-divider-color: var(--sy-text-dim); font-size: .9rem; }
.breadcrumb-item.active { color: var(--sy-text-muted); }
.breadcrumb-item a { color: var(--sy-text-dim); }
.breadcrumb-item a:hover { color: var(--sy-primary); }
hr { border-color: var(--sy-border); opacity: 1; }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--sy-bg-2); }
::-webkit-scrollbar-thumb { background: var(--sy-border); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--sy-surface-3); }

/* Container util */
.sy-container { max-width: 1200px; }

/* ==========================================================
   Navbar
   ========================================================== */
.sy-navbar {
    background-color: rgba(7, 11, 22, 0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition: border-color .3s ease, background-color .3s ease, padding .3s ease;
    padding-top: .85rem;
    padding-bottom: .85rem;
}
.sy-navbar.sy-scrolled {
    border-bottom-color: var(--sy-border);
    background-color: rgba(7, 11, 22, 0.92);
}
.sy-brand {
    font-family: "Plus Jakarta Sans", sans-serif;
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.03em;
    color: var(--sy-text) !important;
    display: inline-flex;
    align-items: center;
    gap: .55rem;
}
.sy-brand span { color: var(--sy-primary); }
.sy-brand-mark {
    width: 34px; height: 34px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--sy-primary), var(--sy-primary-dark));
    display: inline-flex; align-items: center; justify-content: center;
    color: var(--sy-ink);
    font-size: 1.05rem;
    box-shadow: var(--sy-shadow-primary);
}
.sy-navbar .nav-link {
    color: var(--sy-text-muted) !important;
    font-weight: 500;
    font-size: .95rem;
    padding: .4rem .9rem !important;
    border-radius: 999px;
    transition: color .15s ease, background-color .15s ease;
}
.sy-navbar .nav-link:hover { color: var(--sy-text) !important; background-color: var(--sy-surface); }

/* ==========================================================
   Botoes
   ========================================================== */
.btn-sy {
    background: linear-gradient(135deg, var(--sy-primary), var(--sy-primary-2));
    border: none;
    color: var(--sy-ink);
    font-weight: 700;
    border-radius: 999px;
    padding: .6rem 1.4rem;
    box-shadow: 0 10px 24px -12px rgba(34, 211, 238, 0.7);
    transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn-sy:hover { color: var(--sy-ink); transform: translateY(-2px); box-shadow: var(--sy-shadow-primary); filter: brightness(1.05); }
.btn-sy:active { transform: translateY(0); }
.btn-outline-sy {
    border: 1px solid var(--sy-border);
    background-color: rgba(255,255,255,0.02);
    color: var(--sy-text);
    font-weight: 600;
    border-radius: 999px;
    padding: .6rem 1.4rem;
    transition: all .15s ease;
}
.btn-outline-sy:hover { border-color: var(--sy-primary); color: var(--sy-primary); background-color: rgba(34,211,238,0.06); }
.btn-sy.btn-sm, .btn-outline-sy.btn-sm { padding: .4rem 1rem; font-size: .85rem; }

/* ==========================================================
   Hero
   ========================================================== */
.sy-hero {
    position: relative;
    padding: 7.5rem 0 4.5rem;
    overflow: hidden;
}
.sy-hero::before {
    content: "";
    position: absolute; inset: 0;
    background:
        radial-gradient(700px 340px at 80% 8%, rgba(34, 211, 238, 0.16), transparent 70%),
        radial-gradient(600px 380px at 10% 30%, rgba(56, 189, 248, 0.1), transparent 70%);
    pointer-events: none;
}
.sy-hero::after {
    content: "";
    position: absolute; inset: 0;
    background-image:
        linear-gradient(var(--sy-border-soft) 1px, transparent 1px),
        linear-gradient(90deg, var(--sy-border-soft) 1px, transparent 1px);
    background-size: 46px 46px;
    -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 65%);
    mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 65%);
    opacity: .5;
    pointer-events: none;
}
.sy-hero > .container { position: relative; z-index: 2; }

.sy-eyebrow {
    display: inline-flex; align-items: center; gap: .5rem;
    background-color: var(--sy-surface);
    border: 1px solid var(--sy-border);
    color: var(--sy-text-muted);
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    padding: .4rem .9rem;
    border-radius: 999px;
}
.sy-eyebrow .dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--sy-primary);
    box-shadow: 0 0 0 4px rgba(34,211,238,0.2);
}
.sy-hero h1 {
    font-weight: 800;
    font-size: clamp(2.3rem, 5.2vw, 3.9rem);
    line-height: 1.05;
    margin: 1.4rem 0 0;
}
.sy-hero h1 .grad {
    background: linear-gradient(120deg, var(--sy-primary), var(--sy-primary-2));
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.sy-hero .lead {
    color: var(--sy-text-muted);
    font-size: 1.1rem;
    max-width: 540px;
}

/* Mockup visual do hero */
.sy-hero-visual {
    position: relative;
    border-radius: var(--sy-radius);
    border: 1px solid var(--sy-border);
    background: linear-gradient(160deg, var(--sy-surface), var(--sy-bg-2));
    box-shadow: var(--sy-shadow);
    overflow: hidden;
}
.sy-hero-visual img { width: 100%; display: block; }
.sy-hero-visual .sy-window-bar {
    display: flex; align-items: center; gap: .4rem;
    padding: .8rem 1rem;
    border-bottom: 1px solid var(--sy-border-soft);
    background-color: var(--sy-bg-2);
}
.sy-hero-visual .sy-window-bar i { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.sy-dot-r { background: #ff5f57; } .sy-dot-y { background: #febc2e; } .sy-dot-g { background: #28c840; }

.sy-hero-float {
    position: absolute;
    background-color: rgba(17, 26, 46, 0.92);
    backdrop-filter: blur(6px);
    border: 1px solid var(--sy-border);
    border-radius: 14px;
    padding: .7rem 1rem;
    box-shadow: var(--sy-shadow);
    display: flex; align-items: center; gap: .6rem;
    font-size: .85rem;
    font-weight: 600;
}
.sy-hero-float .ic {
    width: 34px; height: 34px; border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    background: rgba(34,211,238,0.14); color: var(--sy-primary);
    font-size: 1.05rem;
}
.sy-hero-float.f1 { top: 14%; left: -26px; }
.sy-hero-float.f2 { bottom: 12%; right: -22px; }
@media (max-width: 991.98px) {
    .sy-hero { padding-top: 6rem; text-align: center; }
    .sy-hero .lead { margin-inline: auto; }
    .sy-hero-float { display: none; }
    .sy-hero-visual { margin-top: 2.5rem; }
}

/* ==========================================================
   Barra de estatisticas / trust
   ========================================================== */
.sy-stats {
    border-top: 1px solid var(--sy-border-soft);
    border-bottom: 1px solid var(--sy-border-soft);
    background-color: var(--sy-bg-2);
}
.sy-stat { padding: 1.6rem 1rem; text-align: center; }
.sy-stat .num {
    font-family: "Plus Jakarta Sans", sans-serif;
    font-weight: 800; font-size: 2rem; line-height: 1;
    color: var(--sy-text);
}
.sy-stat .num span { color: var(--sy-primary); }
.sy-stat .lbl { color: var(--sy-text-muted); font-size: .85rem; margin-top: .35rem; }

/* ==========================================================
   Section headers
   ========================================================== */
.sy-section { padding: 4.5rem 0; }
.sy-section-tag {
    color: var(--sy-primary);
    font-weight: 700;
    font-size: .8rem;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.sy-section-title { font-weight: 800; font-size: clamp(1.6rem, 3.5vw, 2.3rem); margin-top: .4rem; }
.sy-section-sub { color: var(--sy-text-muted); max-width: 560px; }

/* ==========================================================
   Servicos
   ========================================================== */
.sy-service {
    background: linear-gradient(160deg, var(--sy-surface), var(--sy-bg-2));
    border: 1px solid var(--sy-border-soft);
    border-radius: var(--sy-radius);
    padding: 1.7rem;
    height: 100%;
    transition: transform .2s ease, border-color .2s ease;
}
.sy-service:hover { transform: translateY(-4px); border-color: var(--sy-border); }
.sy-service .ic {
    width: 52px; height: 52px; border-radius: 14px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    background: rgba(34,211,238,0.12);
    color: var(--sy-primary);
    border: 1px solid rgba(34,211,238,0.2);
    margin-bottom: 1.1rem;
}
.sy-service h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: .5rem; }
.sy-service p { color: var(--sy-text-muted); font-size: .92rem; margin: 0; }

/* ==========================================================
   Busca + filtros
   ========================================================== */
.sy-search {
    position: relative;
}
.sy-search .form-control {
    background-color: var(--sy-surface);
    border: 1px solid var(--sy-border);
    color: var(--sy-text);
    border-radius: 999px;
    padding: .7rem 1.2rem .7rem 2.9rem;
}
.sy-search .form-control:focus {
    background-color: var(--sy-surface);
    border-color: var(--sy-primary);
    box-shadow: 0 0 0 .2rem rgba(34, 211, 238, 0.18);
    color: var(--sy-text);
}
.sy-search .form-control::placeholder { color: var(--sy-text-dim); }
.sy-search .ic-search {
    position: absolute; left: 1.1rem; top: 50%; transform: translateY(-50%);
    color: var(--sy-text-dim);
}

.sy-filtro {
    background-color: var(--sy-surface);
    border: 1px solid var(--sy-border-soft);
    color: var(--sy-text-muted);
    border-radius: 999px;
    padding: .45rem 1.05rem;
    font-size: .88rem;
    font-weight: 500;
    cursor: pointer;
    transition: all .15s ease;
    white-space: nowrap;
}
.sy-filtro:hover { border-color: var(--sy-primary); color: var(--sy-text); }
.sy-filtro.active {
    background: linear-gradient(135deg, var(--sy-primary), var(--sy-primary-2));
    border-color: transparent;
    color: var(--sy-ink);
    font-weight: 700;
}

/* ==========================================================
   Cards de sistemas
   ========================================================== */
.sy-card {
    background: linear-gradient(180deg, var(--sy-surface), var(--sy-bg-2));
    border: 1px solid var(--sy-border-soft);
    border-radius: var(--sy-radius);
    overflow: hidden;
    height: 100%;
    transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.sy-card:hover {
    transform: translateY(-6px);
    border-color: var(--sy-primary);
    box-shadow: var(--sy-shadow);
}
.sy-card-media { position: relative; overflow: hidden; }
.sy-card-img {
    aspect-ratio: 16 / 10;
    object-fit: cover;
    width: 100%;
    background-color: var(--sy-surface-2);
    transition: transform .4s ease;
}
.sy-card:hover .sy-card-img { transform: scale(1.05); }
.sy-card-media::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(7,11,22,0.85), transparent 55%);
}
.sy-card-body { padding: 1.25rem 1.3rem 1.4rem; }
.sy-card-title { font-weight: 700; font-size: 1.18rem; margin-bottom: .3rem; }
.sy-card-resumo { color: var(--sy-text-muted); font-size: .9rem; }

.sy-tech {
    display: inline-block;
    font-size: .72rem;
    font-weight: 500;
    padding: .2rem .6rem;
    background-color: var(--sy-surface-2);
    border: 1px solid var(--sy-border-soft);
    border-radius: 8px;
    color: var(--sy-text-muted);
    margin: .18rem .18rem 0 0;
}

.sy-badge-destaque {
    background: linear-gradient(135deg, var(--sy-primary), var(--sy-primary-2));
    color: var(--sy-ink);
    font-size: .7rem;
    font-weight: 700;
    padding: .28rem .7rem;
    border-radius: 999px;
    box-shadow: 0 6px 16px -6px rgba(34,211,238,0.8);
}
.sy-cat-chip {
    display: inline-flex; align-items: center; gap: .3rem;
    font-size: .78rem; color: var(--sy-text-muted);
}

/* Status pill custom */
.sy-status { font-size: .72rem; font-weight: 600; padding: .28rem .65rem; border-radius: 999px; display: inline-flex; align-items: center; gap: .35rem; }
.sy-status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.sy-status-ativo { color: #34d399; background: rgba(52,211,153,0.12); }
.sy-status-dev { color: #fbbf24; background: rgba(251,191,36,0.12); }
.sy-status-off { color: #94a3b8; background: rgba(148,163,184,0.12); }

/* Estado vazio */
.sy-empty {
    border: 1px dashed var(--sy-border);
    border-radius: var(--sy-radius);
    background-color: var(--sy-bg-2);
    padding: 3.5rem 1rem;
}

/* ==========================================================
   Sobre / CTA
   ========================================================== */
.sy-cta {
    position: relative;
    background: linear-gradient(135deg, var(--sy-surface), var(--sy-bg-2));
    border: 1px solid var(--sy-border);
    border-radius: 24px;
    overflow: hidden;
    padding: 3rem;
}
.sy-cta::before {
    content: ""; position: absolute; inset: 0;
    background: radial-gradient(500px 260px at 85% 20%, rgba(34,211,238,0.16), transparent 70%);
    pointer-events: none;
}
.sy-cta > * { position: relative; z-index: 1; }
.sy-check { list-style: none; padding: 0; margin: 1.2rem 0 0; }
.sy-check li { display: flex; align-items: flex-start; gap: .6rem; color: var(--sy-text-muted); margin-bottom: .6rem; }
.sy-check li i { color: var(--sy-primary); margin-top: .2rem; }

/* ==========================================================
   Formularios (modais)
   ========================================================== */
.sy-surface { background-color: var(--sy-surface); color: var(--sy-text); }
.modal-content.sy-surface { border-radius: var(--sy-radius); border: 1px solid var(--sy-border); }
.sy-surface .form-control,
.sy-surface .form-select {
    background-color: var(--sy-surface-2);
    border-color: var(--sy-border);
    color: var(--sy-text);
    border-radius: var(--sy-radius-sm);
    padding: .6rem .9rem;
}
.sy-surface .form-control:focus,
.sy-surface .form-select:focus {
    background-color: var(--sy-surface-2);
    border-color: var(--sy-primary);
    color: var(--sy-text);
    box-shadow: 0 0 0 .2rem rgba(34, 211, 238, 0.2);
}
.sy-surface .form-control::placeholder { color: var(--sy-text-dim); }
.sy-surface .form-label { font-size: .88rem; font-weight: 600; color: var(--sy-text); }

/* ==========================================================
   Detalhe do sistema
   ========================================================== */
.sy-detalhe-hero {
    background: linear-gradient(160deg, var(--sy-surface), var(--sy-bg-2));
    border: 1px solid var(--sy-border);
    border-radius: var(--sy-radius);
    overflow: hidden;
}
.sy-detalhe-hero img {
    width: 100%;
    object-fit: cover;
    object-position: top center;
    aspect-ratio: 16 / 7;
    display: block;
}
@media (max-width: 767.98px) { .sy-detalhe-hero img { aspect-ratio: 16 / 10; } }

/* Card lateral (sidebar sticky) */
.sy-side-card {
    background: linear-gradient(160deg, var(--sy-surface), var(--sy-bg-2));
    border: 1px solid var(--sy-border);
    border-radius: var(--sy-radius);
    padding: 1.6rem;
    position: sticky;
    top: 96px;
}
.sy-meta { display: inline-flex; align-items: center; gap: .4rem; color: var(--sy-text-muted); font-size: .92rem; }
.sy-detalhe-desc { color: var(--sy-text-muted); white-space: pre-line; }

/* ==========================================================
   Footer
   ========================================================== */
.sy-footer {
    border-top: 1px solid var(--sy-border);
    color: var(--sy-text-muted);
    padding: 3.5rem 0 2rem;
    margin-top: 4rem;
    background-color: var(--sy-bg-2);
}
.sy-footer h6 { color: var(--sy-text); font-weight: 700; margin-bottom: 1rem; }
.sy-footer a { color: var(--sy-text-muted); }
.sy-footer a:hover { color: var(--sy-primary); }
.sy-social {
    width: 38px; height: 38px; border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--sy-border); color: var(--sy-text-muted);
    transition: all .15s ease;
}
.sy-social:hover { border-color: var(--sy-primary); color: var(--sy-primary); }

/* Animacao de entrada */
.sy-reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.sy-reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
    .sy-reveal { opacity: 1; transform: none; transition: none; }
    * { scroll-behavior: auto; }
}