/* ============================================================
   ARGOS NAVAL — Website Stylesheet
   Charte Graphique v1.0 — Navy 900 / Cyan 500 palette
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@300;400;500;600;700&family=Source+Sans+3:ital,wght@0,300;0,400;0,600;0,700;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --navy-900: #091220;
  --navy-800: #0F1B2E;
  --navy-700: #162640;
  --navy-600: #1E3354;
  --cyan-500: #00D4FF;
  --cyan-600: #00B8DB;
  --cyan-400: #33DDFF;
  --cyan-300: #66E5FF;
  --slate-100: #F1F5F9;
  --slate-200: #E2E8F0;
  --slate-300: #CBD5E1;
  --slate-400: #94A3B8;
  --slate-500: #64748B;
  --red-500: #EF4444;
  --amber-500: #F59E0B;
  --green-500: #22C55E;
  --font-display: 'Rajdhani', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --nav-height: 72px;
  --max-width: 1280px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;-webkit-font-smoothing:antialiased}
body{font-family:var(--font-body);background:var(--navy-900);color:var(--slate-200);line-height:1.7;overflow-x:hidden}
a{color:var(--cyan-500);text-decoration:none;transition:color .2s}
a:hover{color:var(--cyan-300)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4,h5{font-family:var(--font-display);font-weight:600;line-height:1.15;color:#fff;text-transform:uppercase;letter-spacing:.04em}
h1{font-size:clamp(2.4rem,5vw,4rem)}
h2{font-size:clamp(1.8rem,3.5vw,2.8rem)}
h3{font-size:clamp(1.3rem,2.5vw,1.8rem)}
h4{font-size:1.2rem}
p{margin-bottom:1em}

.container{max-width:var(--max-width);margin:0 auto;padding:0 2rem}
.section{padding:6rem 0;position:relative}
.text-cyan{color:var(--cyan-500)}
.text-slate{color:var(--slate-400)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

/* Grain overlay */
body::after{content:'';position:fixed;inset:0;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.025'/%3E%3C/svg%3E");pointer-events:none;z-index:9999}

/* Navigation */
.nav{position:fixed;top:0;left:0;right:0;height:var(--nav-height);z-index:1000;transition:background .3s,box-shadow .3s,backdrop-filter .3s}
.nav.scrolled{background:rgba(9,18,32,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 1px 0 rgba(0,212,255,.08)}
.nav-inner{max-width:var(--max-width);margin:0 auto;padding:0 2rem;height:100%;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:.75rem}
.nav-logo img{height:52px;width:auto}
.nav-logo span{font-family:var(--font-display);font-size:1.2rem;font-weight:700;color:#fff;letter-spacing:.08em;text-transform:uppercase}
.nav-links{display:flex;gap:2rem;align-items:center;list-style:none}
.nav-links a{font-family:var(--font-display);font-size:.9rem;font-weight:500;color:var(--slate-300);text-transform:uppercase;letter-spacing:.1em;position:relative;padding:.25rem 0}
.nav-links a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--cyan-500);transition:width .3s}
.nav-links a:hover,.nav-links a.active{color:var(--cyan-500)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{font-family:var(--font-display);font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;padding:.55rem 1.4rem;border:1px solid var(--cyan-500);color:var(--cyan-500);transition:all .3s}
.nav-cta:hover{background:var(--cyan-500);color:var(--navy-900)}

.nav-hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;z-index:1001}
.nav-hamburger span{width:24px;height:2px;background:var(--slate-200);transition:all .3s}

@media(max-width:768px){
  .nav-hamburger{display:flex}
  .nav-links{position:fixed;top:0;right:-100%;width:280px;height:100vh;background:var(--navy-800);flex-direction:column;padding:6rem 2rem 2rem;gap:1.5rem;transition:right .4s cubic-bezier(.4,0,.2,1);box-shadow:-4px 0 24px rgba(0,0,0,.5)}
  .nav-links.open{right:0}
  .nav-cta{display:none}
}

/* Hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}
.hero-video-bg{position:absolute;inset:0;z-index:0}
.hero-video-bg video{width:100%;height:100%;object-fit:cover}
.hero-video-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(9,18,32,.92) 0%,rgba(9,18,32,.75) 40%,rgba(9,18,32,.6) 100%)}
.hero-image-bg{position:absolute;inset:0;z-index:0;background-size:cover;background-position:center}
.hero-image-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(9,18,32,.92) 0%,rgba(9,18,32,.7) 50%,rgba(9,18,32,.55) 100%)}
.hero-content{position:relative;z-index:1;max-width:var(--max-width);margin:0 auto;padding:calc(var(--nav-height) + 4rem) 2rem 4rem}

.hero-badge{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-mono);font-size:.75rem;color:var(--cyan-500);border:1px solid rgba(0,212,255,.3);padding:.35rem 1rem;margin-bottom:1.5rem;letter-spacing:.12em;text-transform:uppercase;animation:fadeSlideUp .8s ease both}
.hero-badge::before{content:'';width:6px;height:6px;background:var(--cyan-500);border-radius:50%;animation:pulse-dot 2s ease infinite}
@keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:.3}}

.hero h1{font-size:clamp(2.6rem,6vw,5rem);margin-bottom:.5rem;animation:fadeSlideUp .8s ease .1s both}
.hero h1 .cyan-line{display:block;color:var(--cyan-500)}
.hero-sub{font-size:clamp(1.1rem,2vw,1.35rem);color:var(--slate-300);max-width:640px;margin-bottom:2.5rem;animation:fadeSlideUp .8s ease .2s both}
.hero-stats{display:flex;gap:3rem;flex-wrap:wrap;animation:fadeSlideUp .8s ease .3s both}
.hero-stat .value{font-family:var(--font-display);font-size:2.4rem;font-weight:700;color:var(--cyan-500);line-height:1}
.hero-stat .label{font-size:.8rem;color:var(--slate-400);text-transform:uppercase;letter-spacing:.1em;margin-top:.25rem}
.hero-cta-row{display:flex;gap:1rem;margin-top:2.5rem;animation:fadeSlideUp .8s ease .4s both}
@keyframes fadeSlideUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}

.hero::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--cyan-500),transparent);z-index:2;animation:scanline 4s linear infinite}
@keyframes scanline{0%{top:0;opacity:0}10%{opacity:.5}90%{opacity:.5}100%{top:100%;opacity:0}}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-display);font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;padding:.75rem 2rem;border:none;cursor:pointer;transition:all .3s;position:relative;overflow:hidden}
.btn-primary{background:var(--cyan-500);color:var(--navy-900)}
.btn-primary:hover{background:var(--cyan-400);color:var(--navy-900);transform:translateY(-1px);box-shadow:0 4px 20px rgba(0,212,255,.3)}
.btn-outline{background:transparent;border:1px solid var(--slate-500);color:var(--slate-200)}
.btn-outline:hover{border-color:var(--cyan-500);color:var(--cyan-500)}

/* Section headers */
.section-header{margin-bottom:4rem}
.section-label{font-family:var(--font-mono);font-size:.75rem;color:var(--cyan-500);text-transform:uppercase;letter-spacing:.15em;margin-bottom:.75rem;display:flex;align-items:center;gap:.75rem}
.section-label::before{content:'';width:32px;height:1px;background:var(--cyan-500)}
.section-header h2{margin-bottom:1rem}
.section-header p{font-size:1.1rem;color:var(--slate-400);max-width:640px}

.accent-bar{border-left:3px solid var(--cyan-500);padding-left:1.25rem}

/* Cards */
.card{background:var(--navy-800);border:1px solid rgba(255,255,255,.04);padding:2rem;position:relative;overflow:hidden;transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 8px 32px rgba(0,0,0,.4)}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--cyan-500)}
.card-icon{width:48px;height:48px;background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.15);display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem;font-size:1.4rem}
.card h3{font-size:1.15rem;margin-bottom:.75rem}
.card p{color:var(--slate-400);font-size:.95rem;line-height:1.6}

.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
@media(max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.img-frame{position:relative;overflow:hidden;background:var(--navy-800)}
.img-frame img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.img-frame:hover img{transform:scale(1.03)}
.img-frame .caption{position:absolute;bottom:0;left:0;right:0;padding:1.5rem;background:linear-gradient(transparent,rgba(9,18,32,.9));font-family:var(--font-mono);font-size:.75rem;color:var(--cyan-500);text-transform:uppercase;letter-spacing:.1em}

/* KPI */
.kpi-row{display:flex;gap:1px;background:rgba(255,255,255,.04);overflow:hidden}
.kpi-item{flex:1;background:var(--navy-800);padding:2rem;text-align:center;position:relative}
.kpi-item::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--cyan-500)}
.kpi-value{font-family:var(--font-display);font-size:2.5rem;font-weight:700;color:var(--cyan-500);line-height:1}
.kpi-label{font-size:.8rem;color:var(--slate-400);text-transform:uppercase;letter-spacing:.1em;margin-top:.5rem}
@media(max-width:768px){.kpi-row{flex-direction:column}}

/* Specs table */
.specs-table{width:100%;border-collapse:collapse}
.specs-table th,.specs-table td{padding:.85rem 1.25rem;text-align:left;font-size:.95rem}
.specs-table thead th{background:var(--navy-700);color:var(--cyan-500);font-family:var(--font-display);font-weight:600;text-transform:uppercase;letter-spacing:.08em;font-size:.85rem;border-bottom:2px solid var(--cyan-500)}
.specs-table tbody tr:nth-child(odd){background:var(--navy-800)}
.specs-table tbody tr:nth-child(even){background:rgba(15,27,46,.6)}
.specs-table tbody tr:hover{background:rgba(0,212,255,.04)}
.specs-table td:first-child{color:var(--slate-300);font-weight:600}

/* Video */
.video-container{position:relative;width:100%;aspect-ratio:16/9;background:var(--navy-800);overflow:hidden;border:1px solid rgba(0,212,255,.1)}
.video-container video{width:100%;height:100%;object-fit:cover}

/* Hotspot cards */
.hotspot-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem}
.hotspot-card{background:var(--navy-800);border:1px solid rgba(255,255,255,.04);padding:1.75rem;position:relative;transition:all .3s}
.hotspot-card:hover{border-color:rgba(0,212,255,.2);transform:translateY(-2px)}
.hotspot-card .region{font-family:var(--font-display);font-size:1.1rem;font-weight:600;color:#fff;text-transform:uppercase;margin-bottom:.5rem}
.hotspot-card .threat-type{font-family:var(--font-mono);font-size:.7rem;color:var(--cyan-500);text-transform:uppercase;letter-spacing:.15em;margin-bottom:.75rem;display:flex;align-items:center;gap:.5rem}
.hotspot-card .threat-type::before{content:'';width:6px;height:6px;background:var(--red-500);border-radius:50%;animation:pulse-dot 2s ease infinite}
.hotspot-card p{font-size:.9rem;color:var(--slate-400);line-height:1.6}

/* Team */
.team-card{background:var(--navy-800);border:1px solid rgba(255,255,255,.04);overflow:hidden;transition:transform .3s}
.team-card:hover{transform:translateY(-4px)}
.team-photo{width:100%;aspect-ratio:1;object-fit:cover;object-position:top;filter:grayscale(30%);transition:filter .3s}
.team-card:hover .team-photo{filter:grayscale(0)}
.team-info{padding:1.5rem}
.team-info h3{font-size:1.1rem;margin-bottom:.15rem}
.team-info .role{font-family:var(--font-mono);font-size:.75rem;color:var(--cyan-500);text-transform:uppercase;letter-spacing:.12em;margin-bottom:.75rem}
.team-info p{font-size:.9rem;color:var(--slate-400);line-height:1.6}
.team-info .achievements{margin-top:.75rem;padding-top:.75rem;border-top:1px solid rgba(255,255,255,.06);font-family:var(--font-mono);font-size:.75rem;color:var(--cyan-500)}

/* Footer */
.footer{background:var(--navy-800);border-top:1px solid rgba(255,255,255,.04);padding:3rem 0 1.5rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:2.5rem}
.footer-brand img{height:80px;margin-bottom:1rem}
.footer-brand p{font-size:.9rem;color:var(--slate-400);max-width:300px}
.footer h4{font-size:.8rem;color:var(--slate-400);text-transform:uppercase;letter-spacing:.12em;margin-bottom:1rem}
.footer ul{list-style:none}
.footer ul li{margin-bottom:.5rem}
.footer ul a{font-size:.9rem;color:var(--slate-400)}
.footer ul a:hover{color:var(--cyan-500)}
.footer-bottom{padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.04);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.footer-bottom p{font-size:.8rem;color:var(--slate-500);margin:0}
.footer-legal{display:flex;gap:1.5rem}
.footer-legal a{font-size:.8rem;color:var(--slate-500)}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr;gap:2rem}.footer-bottom{flex-direction:column;text-align:center}}

/* Contact form */
.contact-form{max-width:600px}
.form-group{margin-bottom:1.25rem}
.form-group label{display:block;font-family:var(--font-display);font-size:.85rem;font-weight:500;text-transform:uppercase;letter-spacing:.08em;color:var(--slate-300);margin-bottom:.4rem}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:.75rem 1rem;background:var(--navy-700);border:1px solid rgba(255,255,255,.06);color:var(--slate-200);font-family:var(--font-body);font-size:.95rem;transition:border-color .3s}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--cyan-500)}
.form-group textarea{resize:vertical;min-height:120px}

/* Page hero (smaller) */
.page-hero{padding:calc(var(--nav-height) + 4rem) 0 3rem;position:relative;overflow:hidden}
.page-hero::after{content:'';position:absolute;bottom:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(0,212,255,.2),transparent)}

/* Decorative */
.deco-line{width:48px;height:2px;background:var(--cyan-500);margin:1.5rem 0}

/* Sector tags */
.sector-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.5rem}
.sector-tag{font-family:var(--font-mono);font-size:.7rem;padding:.3rem .8rem;background:rgba(0,212,255,.06);border:1px solid rgba(0,212,255,.15);color:var(--cyan-500);text-transform:uppercase;letter-spacing:.1em}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* Split layout */
.split{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.split.reverse{direction:rtl}
.split.reverse>*{direction:ltr}
@media(max-width:768px){.split,.split.reverse{grid-template-columns:1fr;gap:2rem;direction:ltr}.section{padding:4rem 0}.hero-stats{gap:2rem}.hero-cta-row{flex-direction:column}}

/* Legal page */
.legal-content{max-width:800px}
.legal-content h2{font-size:1.5rem;margin:2rem 0 1rem}
.legal-content h3{font-size:1.15rem;margin:1.5rem 0 .5rem}
.legal-content p,.legal-content li{color:var(--slate-400)}
.legal-content ul{list-style:disc;padding-left:1.5rem;margin-bottom:1rem}

/* Divider with text */
.divider-text{display:flex;align-items:center;gap:1.5rem;margin:4rem 0}
.divider-text::before,.divider-text::after{content:'';flex:1;height:1px;background:rgba(255,255,255,.06)}
.divider-text span{font-family:var(--font-mono);font-size:.7rem;color:var(--slate-500);text-transform:uppercase;letter-spacing:.15em}