/* ============================================
   ELIZABETH · CIBERSEGURIDAD & IA · CDMX 2026
   interior-styles.css — Shared across all pages
   ============================================ */

:root {
  --bg:     #040d18;
  --bg2:    #071525;
  --bg3:    #0b1f35;
  --blue:   #0ea5e9;
  --blue2:  #38bdf8;
  --cyan:   #06b6d4;
  --green:  #10b981;
  --red:    #ef4444;
  --yellow: #f59e0b;
  --text:   #e2f0ff;
  --muted:  #7ea8c4;
  --card:   rgba(14,165,233,0.06);
  --border: rgba(14,165,233,0.18);
  --glow:   0 0 40px rgba(14,165,233,0.18);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

/* grid bg */
body::before {
  content:'';
  position:fixed; inset:0;
  background-image:
    linear-gradient(rgba(14,165,233,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,165,233,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events:none; z-index:0;
  animation: gridShift 20s linear infinite;
}

@keyframes gridShift {
  from { background-position:0 0; }
  to   { background-position:50px 50px; }
}

/* scanlines */
body::after {
  content:'';
  position:fixed; inset:0;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.07) 2px, rgba(0,0,0,0.07) 4px);
  pointer-events:none; z-index:999;
}

section, nav, footer, header { position:relative; z-index:1; }

/* ── NAV ── */
nav {
  position:fixed; top:0; left:0; right:0;
  display:flex; justify-content:space-between; align-items:center;
  padding:18px 60px;
  background:rgba(4,13,24,0.92);
  backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  z-index:100;
}

.nav-logo { font-family:'Space Mono',monospace; font-size:15px; color:var(--blue); text-decoration:none; letter-spacing:0.1em; }
.nav-logo span { color:var(--text); }
.nav-logo:hover { animation:glitch 0.3s infinite; }

@keyframes glitch {
  0%   { text-shadow: 2px 0 var(--red), -2px 0 var(--cyan); }
  50%  { text-shadow:-2px 0 var(--red),  2px 0 var(--cyan); }
  100% { text-shadow:none; }
}

.nav-links { display:flex; gap:32px; list-style:none; }
.nav-links a {
  font-family:'Space Mono',monospace; font-size:11px;
  color:var(--muted); text-decoration:none;
  letter-spacing:0.14em; text-transform:uppercase;
  transition:color 0.2s; position:relative;
}
.nav-links a::after {
  content:''; position:absolute; bottom:-4px; left:0;
  width:0; height:1px; background:var(--blue); transition:width 0.2s;
}
.nav-links a:hover { color:var(--blue); }
.nav-links a:hover::after { width:100%; }
.nav-links a.active { color:var(--blue); }
.nav-links a.active::after { width:100%; }

.nav-cta {
  font-family:'Space Mono',monospace; font-size:11px;
  color:var(--blue); border:1px solid var(--blue);
  padding:8px 20px; text-decoration:none;
  letter-spacing:0.1em; text-transform:uppercase;
  transition:all 0.2s; position:relative; overflow:hidden;
}
.nav-cta::before {
  content:''; position:absolute; inset:0;
  background:var(--blue); transform:translateX(-100%);
  transition:transform 0.2s; z-index:-1;
}
.nav-cta:hover { color:var(--bg); }
.nav-cta:hover::before { transform:translateX(0); }

/* ── PAGE HERO (interior) ── */
.page-hero {
  padding:160px 60px 80px;
  border-bottom:1px solid var(--border);
  position:relative; overflow:hidden;
}

.page-hero-glow {
  position:absolute; top:0; right:-10%;
  width:500px; height:500px;
  background:radial-gradient(circle, rgba(14,165,233,0.1) 0%, transparent 65%);
  pointer-events:none;
}

.breadcrumb {
  font-family:'Space Mono',monospace; font-size:11px;
  color:var(--muted); letter-spacing:0.1em;
  text-transform:uppercase; margin-bottom:24px;
  display:flex; align-items:center; gap:8px;
}
.breadcrumb a { color:var(--muted); text-decoration:none; transition:color 0.2s; }
.breadcrumb a:hover { color:var(--blue); }
.breadcrumb span { color:var(--blue); }

.page-label {
  font-family:'Space Mono',monospace; font-size:11px;
  color:var(--blue); letter-spacing:0.2em; text-transform:uppercase;
  margin-bottom:16px; display:flex; align-items:center; gap:10px;
}
.page-label::before { content:''; width:28px; height:1px; background:var(--blue); }

.page-title {
  font-family:'Syne',sans-serif;
  font-size:clamp(40px,6vw,80px); font-weight:800;
  line-height:0.95; letter-spacing:-0.03em; margin-bottom:24px;
}

.page-desc { font-size:18px; color:var(--muted); line-height:1.75; max-width:600px; }
.page-desc strong { color:var(--text); font-weight:500; }

/* ── SECTION BASE ── */
section { padding:80px 60px; }
.max-w  { max-width:1200px; margin:0 auto; }

.section-label {
  font-family:'Space Mono',monospace; font-size:11px;
  color:var(--blue); letter-spacing:0.2em; text-transform:uppercase;
  margin-bottom:16px; display:flex; align-items:center; gap:10px;
}
.section-label::before { content:''; width:28px; height:1px; background:var(--blue); }

.section-title {
  font-family:'Syne',sans-serif;
  font-size:clamp(28px,3.5vw,48px); font-weight:800;
  line-height:1.1; letter-spacing:-0.02em; margin-bottom:16px;
}

/* ── CARDS ── */
.card {
  background:var(--card); border:1px solid var(--border);
  padding:36px; position:relative; overflow:hidden;
  transition:border-color 0.3s, transform 0.3s;
}
.card:hover { border-color:var(--blue); transform:translateY(-3px); box-shadow:var(--glow); }
.card::before {
  content:''; position:absolute; top:0; left:0; right:0; height:1px;
  background:linear-gradient(90deg, transparent, var(--blue), transparent);
  opacity:0; transition:opacity 0.3s;
}
.card:hover::before { opacity:1; }
.card.clip { clip-path:polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%); }

/* ── BUTTONS ── */
.btn-primary {
  font-family:'Space Mono',monospace; font-size:12px; font-weight:700;
  color:var(--bg); background:var(--blue);
  padding:14px 28px; text-decoration:none;
  letter-spacing:0.08em; text-transform:uppercase;
  transition:all 0.2s; display:inline-block;
  clip-path:polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
}
.btn-primary:hover { background:var(--blue2); transform:translateY(-2px); box-shadow:0 8px 30px rgba(14,165,233,0.35); }

.btn-outline {
  font-family:'Space Mono',monospace; font-size:11px;
  color:var(--blue); border:1px solid var(--blue);
  padding:10px 22px; text-decoration:none;
  letter-spacing:0.1em; text-transform:uppercase;
  transition:all 0.2s; display:inline-block;
}
.btn-outline:hover { background:var(--blue); color:var(--bg); }

/* ── TAG / BADGE ── */
.tag {
  display:inline-block; font-family:'Space Mono',monospace;
  font-size:10px; letter-spacing:0.12em; text-transform:uppercase;
  padding:4px 10px; border:1px solid; width:fit-content;
}
.tag.green  { color:var(--green);  border-color:rgba(16,185,129,0.3); background:rgba(16,185,129,0.07); }
.tag.blue   { color:var(--blue);   border-color:rgba(14,165,233,0.3); background:rgba(14,165,233,0.07); }
.tag.red    { color:var(--red);    border-color:rgba(239,68,68,0.3);  background:rgba(239,68,68,0.07); }
.tag.yellow { color:var(--yellow); border-color:rgba(245,158,11,0.3); background:rgba(245,158,11,0.07); }

/* ── DIVIDER ── */
.divider {
  border:none; border-top:1px solid var(--border);
  margin:48px 0;
}

/* ── CODE BLOCK ── */
.code-block {
  background:rgba(0,0,0,0.4); border:1px solid var(--border);
  border-left:3px solid var(--blue);
  padding:20px 24px; margin:16px 0;
  font-family:'Space Mono',monospace; font-size:12px;
  color:var(--cyan); line-height:1.8; overflow-x:auto;
  position:relative;
}
.code-block .code-label {
  position:absolute; top:8px; right:12px;
  font-size:9px; color:var(--muted); letter-spacing:0.1em; text-transform:uppercase;
}

/* ── TICKER ── */
.ticker { background:var(--blue); overflow:hidden; padding:11px 0; z-index:2; }
.ticker-inner {
  display:flex; gap:60px;
  animation:ticker 28s linear infinite; white-space:nowrap;
}
.ticker span {
  font-family:'Space Mono',monospace; font-size:11px; font-weight:700;
  color:var(--bg); letter-spacing:0.18em; text-transform:uppercase; flex-shrink:0;
}
.ticker-sep { color:rgba(4,13,24,0.3) !important; }
@keyframes ticker { from{transform:translateX(0);} to{transform:translateX(-50%);} }

/* ── FOOTER ── */
footer {
  background:var(--bg2); border-top:1px solid var(--border);
  padding:32px 60px;
  display:flex; justify-content:space-between; align-items:center;
  flex-wrap:wrap; gap:20px;
}
.footer-logo { font-family:'Space Mono',monospace; font-size:14px; color:var(--blue); }
.footer-logo span { color:var(--muted); }
.footer-copy { font-family:'Space Mono',monospace; font-size:11px; color:var(--muted); }
.footer-contact { font-family:'Space Mono',monospace; font-size:11px; color:var(--muted); text-decoration:none; transition:color 0.2s; }
.footer-contact:hover { color:var(--blue); }

/* social row */
.social-row { display:flex; gap:12px; flex-wrap:wrap; }
.social-btn {
  font-family:'Space Mono',monospace; font-size:10px;
  color:var(--muted); border:1px solid var(--border);
  padding:8px 16px; text-decoration:none;
  letter-spacing:0.1em; text-transform:uppercase;
  transition:all 0.2s; display:flex; align-items:center; gap:6px;
}
.social-btn:hover { color:var(--blue); border-color:var(--blue); }

/* ── CURSOR ── */
.cursor-blink {
  display:inline-block; width:8px; height:15px;
  background:var(--blue); animation:blink 1s infinite; vertical-align:middle; margin-left:2px;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

/* ── FADE-IN ── */
.fade-in { opacity:0; transform:translateY(24px); transition:opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity:1; transform:translateY(0); }

/* ── RESPONSIVE ── */
@media(max-width:900px){
  nav { padding:16px 24px; }
  .nav-links { display:none; }
  .page-hero { padding:120px 24px 60px; }
  section { padding:50px 24px; }
  footer { padding:28px 24px; flex-direction:column; text-align:center; }
}