/* NetSecure Consulting — feuille de style principale
   Palette : navy fonce + cyan technologique, esprit cybersecurite */

:root {
    --ns-navy-950: #050b16;
    --ns-navy-900: #0a1526;
    --ns-navy-800: #0f1f38;
    --ns-navy-700: #142a4a;
    --ns-navy-600: #1c3a63;
    --ns-cyan-400: #22e2e2;
    --ns-cyan-300: #5cf2f2;
    --ns-cyan-500: #0fb8c9;
    --ns-text-light: #e8f1f8;
    --ns-text-muted: #9fb3c8;
    --ns-border: rgba(34, 226, 226, 0.16);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--ns-navy-950);
    color: var(--ns-text-light);
    font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1 0 auto;
}

a {
    color: var(--ns-cyan-400);
    text-decoration: none;
}

a:hover {
    color: var(--ns-cyan-300);
}

.text-cyan {
    color: var(--ns-cyan-400) !important;
}

.text-secondary-light {
    color: var(--ns-text-muted) !important;
}

/* ---------------------------------------------------------------------- */
/* Navbar */
/* ---------------------------------------------------------------------- */

.ns-navbar {
    background: linear-gradient(180deg, var(--ns-navy-900) 0%, var(--ns-navy-950) 100%);
    border-bottom: 1px solid var(--ns-border);
    box-shadow: 0 2px 24px rgba(0, 0, 0, 0.35);
}

.ns-navbar .navbar-brand {
    color: var(--ns-text-light);
}

.ns-navbar .nav-link {
    color: var(--ns-text-muted);
    font-weight: 500;
    padding: 0.5rem 0.85rem;
    border-radius: 0.4rem;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.ns-navbar .nav-link:hover,
.ns-navbar .nav-link.active {
    color: var(--ns-text-light);
    background-color: rgba(34, 226, 226, 0.08);
}

.btn-cyan {
    background-color: var(--ns-cyan-400);
    border-color: var(--ns-cyan-400);
    color: var(--ns-navy-950);
    font-weight: 600;
}

.btn-cyan:hover {
    background-color: var(--ns-cyan-300);
    border-color: var(--ns-cyan-300);
    color: var(--ns-navy-950);
}

.btn-outline-cyan {
    border: 1px solid var(--ns-cyan-400);
    color: var(--ns-cyan-400);
    font-weight: 600;
}

.btn-outline-cyan:hover {
    background-color: var(--ns-cyan-400);
    color: var(--ns-navy-950);
}

/* ---------------------------------------------------------------------- */
/* Hero */
/* ---------------------------------------------------------------------- */

.ns-hero {
    position: relative;
    background:
        radial-gradient(circle at 20% 20%, rgba(34, 226, 226, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 80% 0%, rgba(34, 226, 226, 0.08) 0%, transparent 40%),
        linear-gradient(160deg, var(--ns-navy-900) 0%, var(--ns-navy-950) 70%);
    border-bottom: 1px solid var(--ns-border);
    padding: 5rem 0;
}

.ns-hero h1 {
    font-weight: 800;
    line-height: 1.15;
}

.ns-hero .lead {
    color: var(--ns-text-muted);
}

.ns-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(34, 226, 226, 0.1);
    border: 1px solid var(--ns-border);
    color: var(--ns-cyan-300);
    border-radius: 999px;
    padding: 0.35rem 0.9rem;
    font-size: 0.85rem;
    font-weight: 600;
}

/* ---------------------------------------------------------------------- */
/* Sections generiques & cartes */
/* ---------------------------------------------------------------------- */

.ns-section {
    padding: 4rem 0;
}

.ns-section-alt {
    background-color: var(--ns-navy-900);
    border-top: 1px solid var(--ns-border);
    border-bottom: 1px solid var(--ns-border);
}

.section-title {
    font-weight: 800;
    color: var(--ns-text-light);
}

.section-subtitle {
    color: var(--ns-text-muted);
}

.eyebrow {
    color: var(--ns-cyan-400);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
    font-size: 0.8rem;
}

.ns-card {
    background: linear-gradient(160deg, var(--ns-navy-800) 0%, var(--ns-navy-900) 100%);
    border: 1px solid var(--ns-border);
    border-radius: 0.9rem;
    padding: 1.75rem;
    height: 100%;
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.ns-card:hover {
    transform: translateY(-4px);
    border-color: var(--ns-cyan-500);
    box-shadow: 0 12px 28px rgba(15, 184, 201, 0.15);
}

.ns-card .ns-icon {
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.75rem;
    background: rgba(34, 226, 226, 0.12);
    color: var(--ns-cyan-400);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.ns-card h3, .ns-card h5 {
    color: var(--ns-text-light);
}

.ns-card p {
    color: var(--ns-text-muted);
    margin-bottom: 0;
}

.ns-badge-theme {
    background: rgba(34, 226, 226, 0.14);
    color: var(--ns-cyan-300);
    border: 1px solid var(--ns-border);
    border-radius: 999px;
    padding: 0.25rem 0.7rem;
    font-size: 0.75rem;
    font-weight: 600;
}

/* ---------------------------------------------------------------------- */
/* Blog / Articles */
/* ---------------------------------------------------------------------- */

.article-meta {
    color: var(--ns-text-muted);
    font-size: 0.85rem;
}

.article-content {
    color: var(--ns-text-light);
    line-height: 1.85;
}

.article-content p {
    margin-bottom: 1.25rem;
}

/* ---------------------------------------------------------------------- */
/* Formulaires */
/* ---------------------------------------------------------------------- */

.form-control, .form-select {
    background-color: var(--ns-navy-800);
    border: 1px solid var(--ns-border);
    color: var(--ns-text-light);
}

.form-control:focus, .form-select:focus {
    background-color: var(--ns-navy-800);
    color: var(--ns-text-light);
    border-color: var(--ns-cyan-400);
    box-shadow: 0 0 0 0.2rem rgba(34, 226, 226, 0.2);
}

.form-control::placeholder {
    color: var(--ns-text-muted);
}

label.form-label {
    color: var(--ns-text-muted);
    font-weight: 600;
    font-size: 0.9rem;
}

.ns-panel {
    background: var(--ns-navy-900);
    border: 1px solid var(--ns-border);
    border-radius: 0.9rem;
    padding: 2rem;
}

/* ---------------------------------------------------------------------- */
/* Tableaux admin */
/* ---------------------------------------------------------------------- */

.table {
    color: var(--ns-text-light);
}

.table > :not(caption) > * > * {
    background-color: transparent;
    border-bottom-color: var(--ns-border);
    color: var(--ns-text-light);
}

.ns-stat-card {
    background: linear-gradient(160deg, var(--ns-navy-800), var(--ns-navy-900));
    border: 1px solid var(--ns-border);
    border-radius: 0.9rem;
    padding: 1.5rem;
}

.ns-stat-card .stat-value {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--ns-cyan-400);
}

/* ---------------------------------------------------------------------- */
/* Footer */
/* ---------------------------------------------------------------------- */

.ns-footer {
    background-color: var(--ns-navy-900);
    border-top: 1px solid var(--ns-border);
    color: var(--ns-text-muted);
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--ns-text-muted);
}

.footer-links a:hover {
    color: var(--ns-cyan-400);
}

/* ---------------------------------------------------------------------- */
/* Divers */
/* ---------------------------------------------------------------------- */

.cta-band {
    background: linear-gradient(120deg, var(--ns-navy-700), var(--ns-navy-900));
    border: 1px solid var(--ns-border);
    border-radius: 1rem;
}

.navbar-toggler {
    border-color: var(--ns-border);
}

.navbar-toggler-icon {
    filter: invert(1);
}

::selection {
    background: var(--ns-cyan-500);
    color: var(--ns-navy-950);
}