/* =============================================================================
   AZAREL SA — shared stylesheet (main + defense + critical-infrastructure)
   Brand: Navy #1B283F · Ink #101820 · Brass #9C7B4A · Steel #5E6A75 · Bone #F4F2EC
   ============================================================================ */
:root{
  --navy:#1B283F; --ink:#101820; --brass:#9C7B4A; --steel:#5E6A75;
  --bone:#F4F2EC; --white:#FBFAF7;
  --line:rgba(27,40,63,.14); --line-dark:rgba(244,242,236,.16);
  --display:'Archivo',system-ui,sans-serif; --body:'Inter',system-ui,sans-serif;
  --maxw:1180px; --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--navy);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
::selection{background:var(--brass);color:var(--bone)}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
section[id]{scroll-margin-top:84px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
.eyebrow{font-family:var(--display);font-weight:600;font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--brass);display:inline-flex;align-items:center;gap:14px}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--brass);display:inline-block}
.eyebrow.center::before{display:none}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.14;letter-spacing:-.01em;text-wrap:balance}
.btn{font-family:var(--display);font-weight:600;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--bone);background:var(--brass);padding:12px 26px;text-decoration:none;border:1px solid var(--brass);transition:background .25s var(--ease),color .25s var(--ease);display:inline-block;cursor:pointer}
.btn:hover{background:transparent;color:var(--brass)}
.btn.ghost{background:transparent;color:var(--navy);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--brass);color:var(--brass)}
.btn.on-dark{color:var(--bone)}
.btn.on-dark:hover{color:var(--brass)}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px}

/* NAV */
header.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(251,250,247,.86);backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid transparent;transition:border-color .4s var(--ease)}
header.nav.scrolled{border-bottom-color:var(--line)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:0 32px;height:72px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--navy)}
.brand .mark{width:34px;height:34px;flex:none}
.brand .lockup{display:flex;flex-direction:column;line-height:1}
.brand .name{font-family:var(--display);font-weight:700;font-size:1.06rem;letter-spacing:.22em}
.brand .sub{font-family:var(--display);font-weight:500;font-size:.54rem;letter-spacing:.34em;color:var(--steel);margin-top:4px}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{font-family:var(--display);font-weight:500;font-size:.8rem;letter-spacing:.13em;text-transform:uppercase;color:var(--navy);text-decoration:none;position:relative;padding:4px 0;transition:color .25s var(--ease)}
.nav-links a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--brass);transition:width .3s var(--ease)}
.nav-links a:not(.btn):hover{color:var(--brass)}
.nav-links a:not(.btn):hover::after{width:100%}
.nav-links a[aria-current="page"]:not(.btn){color:var(--brass)}
.nav-links a[aria-current="page"]:not(.btn)::after{width:100%}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.nav-toggle span{width:24px;height:2px;background:var(--navy);transition:.3s var(--ease)}

/* HERO (main page) */
.hero{position:relative;background:var(--ink);color:var(--bone);padding:180px 0 118px;overflow:hidden}
.hero .photo{position:absolute;inset:0;background-position:center;background-size:cover;opacity:.2;filter:grayscale(.3) contrast(1.05);pointer-events:none}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.58;filter:grayscale(.12) contrast(1.05);pointer-events:none;z-index:0}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,24,32,.42),rgba(16,24,32,.68));pointer-events:none;z-index:1}
.hero .glow{position:absolute;width:680px;height:680px;left:50%;top:-220px;transform:translateX(-50%);background:radial-gradient(circle,rgba(156,123,74,.16),transparent 68%);pointer-events:none;z-index:1}
.hero-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:0 32px;text-align:center}
.hero .eyebrow{color:var(--brass)}
.hero h1{font-size:clamp(1.5rem,3vw,2.5rem);font-weight:600;letter-spacing:-.02em;margin:24px auto 0;max-width:none;white-space:nowrap}
.hero h1 .brass{color:var(--brass)}
.hero .support{font-size:1.05rem;color:#C9CFD5;margin:22px auto 0;max-width:60ch}
.hero .actions{margin-top:38px;display:flex;gap:16px;flex-wrap:wrap;align-items:center;justify-content:center}
.hero .btn.ghost{color:var(--bone);border-color:var(--line-dark)}
.hero .btn.ghost:hover{border-color:var(--brass);color:var(--brass)}

/* PAGE HERO (solution pages) */
.page-hero{position:relative;background:var(--ink);color:var(--bone);padding:170px 0 92px;overflow:hidden;text-align:center}
.page-hero .photo{position:absolute;inset:0;background-position:center;background-size:cover;opacity:.22;filter:grayscale(.32) contrast(1.05);pointer-events:none}
.page-hero .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;filter:grayscale(.12) contrast(1.05);pointer-events:none;z-index:0}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,24,32,.46),rgba(16,24,32,.72));pointer-events:none;z-index:1}
.page-hero-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:0 32px}
.page-hero .eyebrow{color:var(--brass)}
.page-hero h1{font-size:clamp(1.7rem,3.2vw,2.6rem);font-weight:600;letter-spacing:-.02em;margin:20px auto 0;max-width:22ch}
.page-hero h1 .brass{color:var(--brass)}
.page-hero p{max-width:60ch;margin:22px auto 0;font-size:1.06rem;color:#C9CFD5}

/* SECTION SCAFFOLD (centered) */
section{padding:96px 0}
.sec-head{max-width:760px;margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(1.5rem,2.5vw,2.1rem);margin-top:20px;color:var(--navy)}
.sec-head.on-dark h2{color:var(--bone)}
.sec-head p{margin:20px auto 0;font-size:1.06rem;color:var(--steel);max-width:62ch}

/* PROSE (overview / about) */
.about-overview{background:var(--white)}
.prose{max-width:64ch;margin:26px auto 0;text-align:center}
.prose p{color:var(--steel);font-size:1.06rem}
.prose p+p{margin-top:18px}
.prose strong{color:var(--navy);font-weight:600}

/* SOLUTIONS BUTTONS (main page) */
.solutions{background:var(--bone)}
.sol-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:52px auto 0;max-width:940px}
.sol-card{display:flex;flex-direction:column;min-height:230px;padding:42px 38px;background:var(--navy);color:var(--bone);text-decoration:none;border:1px solid var(--navy);transition:background .3s var(--ease),transform .3s var(--ease);text-align:left}
.sol-card:hover{background:var(--ink);transform:translateY(-3px)}
.sol-card .sc-k{font-family:var(--display);font-weight:600;font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--brass)}
.sol-card h3{font-size:clamp(1.4rem,2.4vw,1.85rem);color:var(--bone);margin-top:14px}
.sol-card p{color:#AEB7C0;font-size:.98rem;margin-top:12px;flex:1}
.sol-card .sc-go{margin-top:24px;font-family:var(--display);font-weight:600;font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--brass)}

/* OFFER / SOLUTION BLOCKS grid */
.offer{background:var(--bone)}
.offer.on-white{background:var(--white)}
.offer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;margin-top:52px;border-top:1px solid var(--line)}
.offer-grid.three{grid-template-columns:repeat(3,1fr)}
.offer-item{padding:36px 34px 40px;border-bottom:1px solid var(--line);border-right:1px solid var(--line);background:inherit;transition:background .3s var(--ease);text-align:center}
.offer-grid:not(.three) .offer-item:nth-child(2n){border-right:none}
.offer-grid.three .offer-item:nth-child(3n){border-right:none}
.offer-item:hover{background:var(--white)}
.offer-item h3{font-size:1.18rem;color:var(--navy)}
.offer-item .rule{width:32px;height:2px;background:var(--brass);margin:16px auto}
.offer-item p{color:var(--steel);font-size:.98rem}

/* WHY / VALUES (centered) */
.why{background:var(--navy);color:var(--bone)}
.values{display:grid;grid-template-columns:repeat(2,1fr);gap:0;margin-top:52px;border-top:1px solid var(--line-dark)}
.v-item{padding:34px 40px 38px;border-bottom:1px solid var(--line-dark);text-align:center}
.v-item:nth-child(even){border-left:1px solid var(--line-dark)}
.vk{font-family:var(--display);font-weight:600;font-size:1.14rem;color:var(--bone)}
.v-item .rule{width:28px;height:2px;background:var(--brass);margin:14px auto}
.v-item p{color:#AEB7C0;font-size:1rem;max-width:44ch;margin:14px auto 0}

/* WHERE / WHY WE OPERATE */
.operate{background:var(--white)}
.operate-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;margin:44px auto 0;max-width:940px;align-items:center}
.operate-list{list-style:none;border-top:1px solid var(--line);text-align:center}
.operate-list li{font-family:var(--display);font-weight:600;font-size:clamp(1.2rem,2.2vw,1.55rem);color:var(--navy);letter-spacing:-.01em;padding:20px 0;border-bottom:1px solid var(--line)}
.operate-figure{position:relative;width:100%;aspect-ratio:4/5;overflow:hidden;background:linear-gradient(160deg,var(--navy),var(--ink));box-shadow:inset 0 0 0 1px rgba(156,123,74,.18),0 0 0 1px var(--line)}
.operate-figure img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(.2) contrast(1.04)}
.operate-copy{text-align:center}
.operate-copy p{color:var(--steel);font-size:1.05rem;max-width:60ch;margin:0 auto}
.operate-copy p+p{margin-top:16px}

/* IMAGE BAND */
.band{position:relative;min-height:420px;display:flex;align-items:flex-end;background:var(--ink);overflow:hidden}
.band .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(.3) contrast(1.05);opacity:.5}
.band::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,24,32,.5) 0%,rgba(16,24,32,.25) 42%,rgba(16,24,32,.92) 100%)}
.band-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:52px 32px;width:100%;text-align:center}
.band-inner .eyebrow{color:var(--brass)}
.band-inner h2{font-family:var(--display);font-weight:600;font-size:clamp(1.4rem,2.4vw,1.95rem);color:var(--bone);margin:16px auto 0;max-width:26ch;letter-spacing:-.01em}
.band-inner p{color:#C9CFD5;margin:14px auto 0;max-width:56ch;font-size:1.04rem}

/* TEAM (main page only) */
.about{background:var(--bone);text-align:center}
.about-media-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:72px;margin:10px auto 0;max-width:980px;align-items:center}
.about-figure{position:relative;width:100%;aspect-ratio:4/5;object-fit:cover;object-position:center;background:linear-gradient(160deg,var(--navy),var(--ink));filter:grayscale(.18) contrast(1.04);box-shadow:inset 0 0 0 1px rgba(156,123,74,.12),0 0 0 1px var(--line)}
.about-copy h2{font-size:clamp(1.5rem,2.5vw,2.05rem);color:var(--navy);margin:20px auto 0;max-width:22ch}
.about-copy p{color:var(--steel);font-size:1.04rem;margin:18px auto 0;max-width:60ch}

/* GET IN TOUCH / CTA */
.getintouch{position:relative;min-height:360px;display:flex;align-items:center;justify-content:center;text-align:center;background:var(--ink);overflow:hidden}
.getintouch .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(.32) contrast(1.05);opacity:.4}
.getintouch .bg.plane{object-position:center 14%;opacity:.5}
.getintouch::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,24,32,.72),rgba(16,24,32,.88))}
.getintouch-inner{position:relative;z-index:2;max-width:var(--maxw);padding:72px 32px}
.getintouch .eyebrow{color:var(--brass)}
.getintouch h2{font-size:clamp(1.6rem,2.7vw,2.2rem);color:var(--bone);margin:16px auto 0;max-width:22ch}
.getintouch p{color:#C9CFD5;margin:16px auto 0;max-width:52ch;font-size:1.05rem}
.getintouch .actions{margin-top:28px;display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.getintouch .btn.ghost{color:var(--bone);border-color:rgba(244,242,236,.55)}
.getintouch .btn.ghost:hover{border-color:var(--brass);color:var(--brass)}

/* CONTACT */
.contact{background:var(--bone)}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px;margin-top:8px;align-items:start}
.contact-lead h2{font-size:clamp(1.5rem,2.5vw,2.1rem);margin-top:20px;color:var(--navy)}
.contact-lead p{margin-top:20px;color:var(--steel);font-size:1.06rem;max-width:42ch}
.contact-detail{margin-top:32px;border-top:1px solid var(--line);padding-top:20px}
.contact-detail .row{display:flex;flex-direction:column;gap:4px;padding:12px 0}
.contact-detail .k{font-family:var(--display);font-weight:600;font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--brass)}
.contact-detail .v{color:var(--navy);font-size:1rem}
form{display:grid;gap:22px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.fld{display:flex;flex-direction:column;gap:9px}
.fld label{font-family:var(--display);font-weight:600;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--steel)}
.fld input,.fld textarea,.fld select{font-family:var(--body);font-size:.98rem;color:var(--navy);background:var(--white);border:1px solid var(--line);padding:14px 16px;outline:none;transition:border-color .25s var(--ease);width:100%}
.fld input:focus,.fld textarea:focus,.fld select:focus{border-color:var(--brass)}
.fld textarea{resize:vertical;min-height:120px}
.form-note{font-size:.86rem;color:var(--steel)}
.form-status{font-family:var(--display);font-size:.9rem;font-weight:500;color:var(--navy);display:none}
.form-status.show{display:block}
form .btn{justify-self:start;border:none}

/* FOOTER */
footer{background:var(--ink);color:var(--bone);padding:72px 0 40px}
.foot-top{display:flex;justify-content:space-between;gap:48px;flex-wrap:wrap;padding-bottom:50px;border-bottom:1px solid var(--line-dark)}
.foot-brand{max-width:34ch}
.foot-brand .brand{margin-bottom:20px}
.foot-brand .brand .name{color:var(--bone)}
.foot-brand p{color:#AEB7C0;font-size:.98rem}
.foot-nav{display:flex;gap:70px}
.foot-col h4{font-family:var(--display);font-weight:600;font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--brass);margin-bottom:16px}
.foot-col a{display:block;color:#C9CFD5;text-decoration:none;font-size:.94rem;padding:6px 0;transition:color .25s var(--ease)}
.foot-col a:hover{color:var(--brass)}
.foot-bot{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-top:26px}
.foot-bot p{color:var(--steel);font-size:.82rem}

@media(max-width:900px){
  .nav-links{position:fixed;top:72px;left:0;right:0;background:var(--white);border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:0;padding:12px 32px 26px;transform:translateY(-140%);transition:transform .4s var(--ease)}
  .nav-links.open{transform:none}
  .nav-links a{width:100%;padding:14px 0;font-size:.94rem}
  .nav-links a:not(.btn){border-bottom:1px solid var(--line)}
  .nav-links .btn{margin-top:14px;text-align:center}
  .nav-toggle{display:flex}
  .sol-grid{grid-template-columns:1fr}
  .offer-grid,.offer-grid.three{grid-template-columns:1fr}
  .offer-item{border-right:none}
  .values{grid-template-columns:1fr}
  .v-item:nth-child(even){border-left:none}
  .operate-grid{grid-template-columns:1fr;gap:36px}
  .about-media-grid{grid-template-columns:1fr;gap:36px}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .field-row{grid-template-columns:1fr}
}
@media(max-width:560px){
  .wrap,.nav-inner,.hero-inner,.page-hero-inner{padding-left:22px;padding-right:22px}
  section{padding:70px 0}
  .hero{padding:146px 0 80px}
  .hero h1{white-space:normal;max-width:22ch}
  .page-hero{padding:138px 0 70px}
  .brand .sub{display:none}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero-video,.band .bg[data-video],.getintouch .bg[data-video],.page-hero .bg[data-video]{display:none}
}