/* ===== DC Soluciones Tecnológicas — tema oscuro neón ===== */
:root {
    --dc-bg: #080c1a;
    --dc-surface: #0f1630;
    --dc-surface-2: #151d3d;
    --dc-border: #222c55;
    --dc-text: #e6eaff;
    --dc-muted: #9aa6d6;
    --dc-cyan: #22d3ee;
    --dc-blue: #3b82f6;
    --dc-violet: #a855f7;
    --dc-magenta: #ec4899;
    --dc-orange: #fb923c;
    --dc-grad: linear-gradient(90deg, #22d3ee 0%, #3b82f6 28%, #a855f7 58%, #ec4899 80%, #fb923c 100%);
}

[data-bs-theme="dark"] {
    --bs-body-bg: var(--dc-bg);
    --bs-body-color: var(--dc-text);
    --bs-border-color: var(--dc-border);
    --bs-secondary-color: rgba(176, 188, 236, .72);
    --bs-link-color-rgb: 56, 189, 248;
    --bs-link-hover-color-rgb: 147, 220, 252;
}

body {
    min-height: 100vh;
    background:
        radial-gradient(900px 520px at 6% -12%, rgba(34, 211, 238, .16), transparent 60%),
        radial-gradient(800px 520px at 100% -5%, rgba(236, 72, 153, .13), transparent 55%),
        radial-gradient(700px 500px at 60% 110%, rgba(251, 146, 60, .08), transparent 60%),
        var(--dc-bg);
    background-attachment: fixed;
    display: flex;
    flex-direction: column;
}
main.container { flex: 1 0 auto; }

h1, .h3, .h4, .h5 {
    font-family: "Exo 2", system-ui, -apple-system, "Segoe UI", sans-serif;
    font-weight: 700;
    letter-spacing: .01em;
}

/* ----- barra superior ----- */
.navbar-dc {
    background: rgba(8, 12, 26, .88);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--dc-border);
    position: sticky;
    top: 0;
    z-index: 1030;
}
.navbar-dc::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -1px;
    height: 2px;
    background: var(--dc-grad);
    opacity: .9;
}
.navbar-dc .nav-link {
    color: var(--dc-muted);
    border-radius: .5rem;
    padding: .4rem .85rem;
    font-weight: 500;
}
.navbar-dc .nav-link:hover { color: #fff; }
.navbar-dc .nav-link.active {
    color: #fff;
    background: rgba(168, 85, 247, .2);
    box-shadow: inset 0 0 0 1px rgba(168, 85, 247, .35);
}

/* ----- marca / logo ----- */
.dc-brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; }
.dc-mono { height: 34px; width: auto; filter: drop-shadow(0 0 8px rgba(168, 85, 247, .45)); }
.dc-brand-text { display: flex; flex-direction: column; line-height: 1; }
.dc-brand-text .l1 {
    font-family: "Exo 2", system-ui, sans-serif;
    font-style: italic; font-weight: 800;
    font-size: .98rem; letter-spacing: .07em; text-transform: uppercase;
    color: #fff;
}
.dc-brand-text .l2 {
    font-family: "Exo 2", system-ui, sans-serif;
    font-style: italic; font-weight: 700;
    font-size: .6rem; letter-spacing: .34em; text-transform: uppercase; margin-top: .22rem;
    background: var(--dc-grad);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.dc-login-logo {
    width: 210px; height: 210px; border-radius: 50%;
    filter: drop-shadow(0 0 34px rgba(168, 85, 247, .5)) drop-shadow(0 0 14px rgba(34, 211, 238, .3));
}
.dc-lema {
    font-family: "Exo 2", system-ui, sans-serif; font-style: italic; font-weight: 700;
    font-size: .72rem; letter-spacing: .32em; text-transform: uppercase;
    background: var(--dc-grad);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ----- tarjetas, tablas, formularios ----- */
.card {
    --bs-card-bg: var(--dc-surface);
    --bs-card-cap-bg: var(--dc-surface-2);
    --bs-card-border-color: var(--dc-border);
    border: 1px solid var(--dc-border);
    box-shadow: 0 8px 28px rgba(0, 0, 0, .28);
}
.bg-white { background-color: var(--dc-surface-2) !important; }
.table {
    --bs-table-bg: transparent;
    --bs-table-hover-bg: rgba(168, 85, 247, .09);
    --bs-table-border-color: var(--dc-border);
}
.table-light {
    --bs-table-bg: #141c3b;
    --bs-table-color: #aebbf0;
    --bs-table-border-color: var(--dc-border);
    text-transform: uppercase; font-size: .75rem; letter-spacing: .06em;
}
.table > :not(caption) > * > * { padding-top: .65rem; padding-bottom: .65rem; }

.form-control, .form-select {
    background-color: #0b1230;
    border-color: #2a3568;
}
.form-control:focus, .form-select:focus {
    background-color: #0d1536;
    border-color: var(--dc-cyan);
    box-shadow: 0 0 0 .2rem rgba(34, 211, 238, .18);
}
.form-text { color: var(--dc-muted); }

/* ----- botones ----- */
.btn-primary {
    --bs-btn-color: #fff;
    --bs-btn-hover-color: #fff;
    --bs-btn-active-color: #fff;
    --bs-btn-border-color: transparent;
    --bs-btn-hover-border-color: transparent;
    --bs-btn-active-border-color: transparent;
    --bs-btn-bg: #3b82f6;
    --bs-btn-hover-bg: #3b82f6;
    background-image: linear-gradient(90deg, #2563eb 0%, #7c3aed 55%, #db2777 100%);
    border: 0;
    box-shadow: 0 4px 18px rgba(124, 58, 237, .35);
}
.btn-primary:hover, .btn-primary:focus { filter: brightness(1.12); }
.btn-outline-primary {
    --bs-btn-color: #22d3ee;
    --bs-btn-border-color: rgba(34, 211, 238, .55);
    --bs-btn-hover-bg: #22d3ee;
    --bs-btn-hover-border-color: #22d3ee;
    --bs-btn-hover-color: #06101f;
    --bs-btn-active-bg: #22d3ee;
    --bs-btn-active-border-color: #22d3ee;
    --bs-btn-active-color: #06101f;
}
.pagination { --bs-pagination-active-bg: #7c3aed; --bs-pagination-active-border-color: #7c3aed; }

/* ----- panel ----- */
.stat-value {
    font-family: "Exo 2", system-ui, sans-serif;
    font-size: 1.65rem; font-weight: 800; line-height: 1.2;
    background: var(--dc-grad);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat-label { font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: var(--dc-muted); }
a.stat-link { text-decoration: none; color: inherit; }
a.stat-link .card { transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease; }
a.stat-link:hover .card {
    transform: translateY(-2px);
    border-color: rgba(168, 85, 247, .6);
    box-shadow: 0 10px 34px rgba(168, 85, 247, .2);
}

code.serial { font-size: .85rem; user-select: all; color: var(--dc-cyan); background: rgba(34, 211, 238, .08); padding: .1rem .35rem; border-radius: .3rem; }
.login-card { max-width: 400px; }
.dc-footer { color: var(--dc-muted); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; }

/* ----- pantallas de seguridad (django-allauth) ----- */
main.container.allauth-box { max-width: 560px; }
.allauth-box input[type="text"], .allauth-box input[type="password"], .allauth-box input[type="email"],
.allauth-box input[type="number"], .allauth-box select {
    display: block; width: 100%; padding: .5rem .75rem; color: var(--dc-text);
    background-color: #0b1230; border: 1px solid #2a3568; border-radius: .5rem;
}
.allauth-box button, .allauth-box a.button, .allauth-box input[type="submit"] {
    padding: .45rem 1rem; color: #fff; border: 0; border-radius: .5rem; cursor: pointer;
    background-image: linear-gradient(90deg, #2563eb 0%, #7c3aed 55%, #db2777 100%);
}
.allauth-box svg { max-width: 100%; height: auto; background: #fff; padding: .5rem; border-radius: .5rem; }

@media (max-width: 575.98px) {
    .stat-value { font-size: 1.35rem; }
    h1.h3 { font-size: 1.25rem; }
    .dc-login-logo { width: 170px; height: 170px; }
}