/* ═══════════════════════════════════════════════════
   MDM Cloud — Global Stylesheet
   cloud.mdmsolutions.biz
   ═══════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
  --rust: #CE422B;
  --rust-dark: #a3341f;
  --rust-light: #e0573e;
  --bg: #09090b;
  --bg2: #111113;
  --card: #141416;
  --card2: #1c1c1e;
  --border: #27272a;
  --border2: #3f3f46;
  --text: #fafafa;
  --text2: #a1a1aa;
  --muted: #71717a;
  --green: #22c55e;
  --green-bg: #052e16;
  --yellow: #facc15;
  --blue: #38bdf8;
  --purple: #a78bfa;
  --orange: #fb923c;
  --pink: #f472b6;
  --cyan: #22d3ee;
  --red: #ef4444;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.5);
  --transition: 0.2s ease;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Menlo, monospace;
  --max-w: 1200px;
  --nav-h: 60px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea {
  font-family: inherit; font-size: inherit; color: inherit;
  background: none; border: none; outline: none;
}
ul, ol { list-style: none; }
::selection { background: var(--rust); color: #fff; }

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.5rem); }
p { color: var(--text2); }
.accent { color: var(--rust); }
.gradient-text {
  background: linear-gradient(135deg, var(--rust), var(--orange));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Layout ── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section + .section { border-top: 1px solid var(--border); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-8 { gap: 8px; } .gap-12 { gap: 12px; } .gap-16 { gap: 16px; } .gap-24 { gap: 24px; }
.text-center { text-align: center; }

/* ── Navigation ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-h);
  background: rgba(9,9,11,0.8);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 18px;
}
.nav-brand .logo-icon {
  width: 32px; height: 32px; border-radius: 8px;
  background: linear-gradient(135deg, var(--rust), var(--orange));
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; color: #fff;
}
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
  padding: 8px 14px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500; color: var(--text2);
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover { color: var(--text); background: var(--card2); }
.nav-links a.active { color: var(--text); }
.nav-cta {
  display: flex; align-items: center; gap: 8px;
}
.nav-mobile-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  cursor: pointer; border-radius: var(--radius-sm);
}
.nav-mobile-toggle:hover { background: var(--card2); }
.nav-mobile-toggle span {
  display: block; width: 20px; height: 2px; background: var(--text);
  position: relative; transition: var(--transition);
}
.nav-mobile-toggle span::before,
.nav-mobile-toggle span::after {
  content: ''; position: absolute; left: 0; width: 100%; height: 2px;
  background: var(--text); transition: var(--transition);
}
.nav-mobile-toggle span::before { top: -6px; }
.nav-mobile-toggle span::after { top: 6px; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600;
  cursor: pointer; transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--rust); color: #fff;
  box-shadow: 0 1px 2px rgba(206,66,43,0.3);
}
.btn-primary:hover { background: var(--rust-light); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(206,66,43,0.4); }
.btn-secondary {
  background: var(--card2); color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--border); border-color: var(--border2); }
.btn-ghost { color: var(--text2); }
.btn-ghost:hover { color: var(--text); background: var(--card2); }
.btn-lg { padding: 14px 28px; font-size: 16px; border-radius: var(--radius); }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-icon { padding: 8px; }
.btn:disabled { opacity: 0.5; pointer-events: none; }

/* ── Cards ── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color var(--transition), transform var(--transition);
}
.card:hover { border-color: var(--border2); }
.card-lg { padding: 32px; border-radius: var(--radius-lg); }
.card-highlight { border-color: var(--rust); }
.card-highlight:hover { border-color: var(--rust-light); }

/* ── Badges ── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 12px; border-radius: 20px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.02em;
}
.badge-rust { background: rgba(206,66,43,0.15); color: var(--rust-light); }
.badge-green { background: var(--green-bg); color: var(--green); }
.badge-blue { background: rgba(56,189,248,0.12); color: var(--blue); }
.badge-yellow { background: rgba(250,204,21,0.12); color: var(--yellow); }

/* ── Form Inputs ── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block; font-size: 14px; font-weight: 500;
  color: var(--text); margin-bottom: 6px;
}
.form-input {
  width: 100%; padding: 10px 14px;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text);
  font-size: 14px; transition: border-color var(--transition);
}
.form-input:focus { border-color: var(--rust); box-shadow: 0 0 0 3px rgba(206,66,43,0.15); }
.form-input::placeholder { color: var(--muted); }
.form-hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
.form-error { font-size: 12px; color: var(--red); margin-top: 4px; }

/* ── Code Blocks ── */
pre, code { font-family: var(--mono); }
pre {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  overflow-x: auto; font-size: 13px; line-height: 1.7;
}
code {
  font-size: 0.9em; padding: 2px 6px;
  background: var(--card2); border-radius: 4px;
}
pre code { background: none; padding: 0; }
.code-kw { color: #c792ea; }
.code-str { color: #c3e88d; }
.code-cm { color: #546e7a; font-style: italic; }
.code-fn { color: #82aaff; }
.code-num { color: #f78c6c; }
.code-key { color: #89ddff; }
.code-url { color: var(--rust-light); }

/* ── Tables ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead { background: var(--card); }
th {
  padding: 12px 16px; text-align: left;
  font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--muted);
  border-bottom: 1px solid var(--border);
}
td { padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text2); }
tr:hover td { background: var(--card); }

/* ── Tags / Chips ── */
.tag {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 10px; border-radius: 6px;
  font-size: 12px; font-weight: 500;
  background: var(--card2); color: var(--text2);
  border: 1px solid var(--border);
}

/* ── Alerts ── */
.alert {
  padding: 14px 18px; border-radius: var(--radius-sm);
  font-size: 14px; display: flex; align-items: flex-start; gap: 10px;
}
.alert-success { background: rgba(34,197,94,0.08); border: 1px solid rgba(34,197,94,0.2); color: var(--green); }
.alert-error { background: rgba(239,68,68,0.08); border: 1px solid rgba(239,68,68,0.2); color: var(--red); }
.alert-info { background: rgba(56,189,248,0.08); border: 1px solid rgba(56,189,248,0.2); color: var(--blue); }

/* ── Tabs ── */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.tab {
  padding: 10px 16px; font-size: 14px; font-weight: 500;
  color: var(--muted); cursor: pointer; position: relative;
  transition: color var(--transition);
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab:hover { color: var(--text2); }
.tab.active { color: var(--text); border-bottom-color: var(--rust); }

/* ── Copy Button ── */
.copy-btn {
  position: absolute; top: 10px; right: 10px;
  padding: 4px 8px; font-size: 11px; font-weight: 600;
  background: var(--card2); border: 1px solid var(--border);
  border-radius: 6px; color: var(--muted); cursor: pointer;
  transition: all var(--transition);
}
.copy-btn:hover { color: var(--text); border-color: var(--border2); }
.copy-btn.copied { color: var(--green); border-color: var(--green); }

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
  background: var(--bg2);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand p { color: var(--muted); font-size: 14px; margin-top: 12px; max-width: 300px; }
.footer-col h4 {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--muted); margin-bottom: 16px;
}
.footer-col a {
  display: block; padding: 4px 0; font-size: 14px;
  color: var(--text2); transition: color var(--transition);
}
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  margin-top: 40px; padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--muted);
}

/* ── Skeleton / Loading ── */
.skeleton {
  background: linear-gradient(90deg, var(--card) 25%, var(--card2) 50%, var(--card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer { 0%{background-position:200% 0} 100%{background-position:-200% 0} }

/* ── Toast Notifications ── */
.toast-container {
  position: fixed; top: 80px; right: 20px; z-index: 9999;
  display: flex; flex-direction: column; gap: 8px;
}
.toast {
  padding: 12px 18px; border-radius: var(--radius-sm);
  font-size: 14px; background: var(--card);
  border: 1px solid var(--border); color: var(--text);
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
  display: flex; align-items: center; gap: 10px;
   max-width: 380px;
}
.toast.success { border-color: rgba(34,197,94,0.3); }
.toast.error { border-color: rgba(239,68,68,0.3); }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-cta .btn-secondary { display: none; }
  .nav-mobile-toggle { display: flex; }
  .section { padding: 48px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

/* ── Mobile Nav Overlay ── */
.mobile-nav {
  display: none; position: fixed; inset: 0; z-index: 999;
  background: rgba(0,0,0,0.6); backdrop-filter: blur(4px);
}
.mobile-nav.open { display: block; }
.mobile-nav-inner {
  position: absolute; top: 0; right: 0;
  width: 280px; height: 100%;
  background: var(--bg2); border-left: 1px solid var(--border);
  padding: 24px; display: flex; flex-direction: column; gap: 4px;
  padding-top: 80px;
}
.mobile-nav-inner a {
  padding: 12px 16px; border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 500; color: var(--text2);
}
.mobile-nav-inner a:hover { background: var(--card); color: var(--text); }
.mobile-nav-close {
  position: absolute; top: 16px; right: 16px;
  width: 36px; height: 36px; display: flex; align-items: center;
  justify-content: center; border-radius: var(--radius-sm);
  cursor: pointer; color: var(--muted); font-size: 24px;
}
.mobile-nav-close:hover { background: var(--card); color: var(--text); }

/* ── Utility ── */
.mt-4 { margin-top: 4px; } .mt-8 { margin-top: 8px; } .mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; } .mt-32 { margin-top: 32px; }
.mb-8 { margin-bottom: 8px; } .mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; }
.hidden { display: none !important; }
.sr-only { position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0; }