/* ═══════════════════════════════════════════════════
   KEROX SYSTEMS · assets/css/styles.css
   Version: 3.0 · keroxsys.com
   Font: Plus Jakarta Sans (UI) + Fraunces (Display)
   ═══════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,600;0,9..144,700;1,9..144,600&display=swap');

/* ── RESET ── */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* ── TOKENS ── */
:root{
  --ink:#08192E; --ink2:#0C2040; --ink3:#102855;
  --teal:#00979C; --teal2:#00B2B8; --teal3:#00CDD4;
  --teal-fade:rgba(0,151,156,.08); --teal-bdr:rgba(0,151,156,.22);
  --teal-glow:rgba(0,151,156,.18);
  --white:#FFFFFF; --off:#F5F8FC; --cloud:#EBF1F8; --mist:#DDE8F2;
  --border:#C5D5E5;
  --text:#1A2F4A; --mid:#38587A; --soft:#5A7898;
  --lt:rgba(200,220,240,.85); --pale:rgba(160,190,215,.55);
  --gold:#B8872A;
  --font-ui:'Plus Jakarta Sans',sans-serif;
  --font-d:'Fraunces',serif;
  --r:10px; --r-lg:16px;
  --sh:0 4px 24px rgba(8,25,46,.09);
  --sh-lg:0 14px 52px rgba(8,25,46,.16);
}

/* ── BASE ── */
body{font-family:var(--font-ui);background:var(--white);color:var(--text);overflow-x:hidden;line-height:1.65;-webkit-font-smoothing:antialiased}
::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:var(--ink)}::-webkit-scrollbar-thumb{background:var(--teal);border-radius:2px}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none}

/* ══════════════════════════════
   NAVIGATION
══════════════════════════════ */
.site-nav{background:rgba(255,255,255,.97);backdrop-filter:blur(16px);height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 5.5%;position:sticky;top:0;z-index:900;border-bottom:1px solid var(--border);box-shadow:0 1px 14px rgba(8,25,46,.06)}
.nav-logo{display:flex;align-items:center;gap:12px}
.nav-logo-mark{width:42px;height:42px;flex-shrink:0}
.nav-logo-text{display:flex;flex-direction:column;line-height:1}
.nav-logo-k{font-family:var(--font-ui);font-weight:800;font-size:18px;color:var(--ink);letter-spacing:.6px}
.nav-logo-s{font-family:var(--font-ui);font-weight:800;font-size:18px;color:var(--teal);letter-spacing:.6px;margin-top:1px}
.nav-logo-u{font-family:var(--font-ui);font-weight:400;font-size:8px;color:#8AAFC8;letter-spacing:1.8px;text-transform:uppercase;margin-top:4px}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links>a,.nav-drop>a{font-family:var(--font-ui);font-weight:500;font-size:13px;color:var(--soft);padding:7px 13px;border-radius:5px;transition:color .18s,background .18s;white-space:nowrap;display:block}
.nav-links>a:hover,.nav-drop>a:hover{color:var(--teal);background:var(--teal-fade)}
.nav-links>a.active{color:var(--teal)}
.nav-drop{position:relative}
.nav-drop:hover .nav-dropdown{opacity:1;pointer-events:all;transform:translateY(0)}
.nav-dropdown{position:absolute;top:calc(100% + 10px);left:-10px;background:var(--white);border:1px solid var(--border);border-radius:var(--r);min-width:680px;box-shadow:var(--sh-lg);opacity:0;pointer-events:none;transform:translateY(-8px);transition:all .22s;z-index:999;overflow:hidden;display:grid;grid-template-columns:repeat(3,1fr)}
.nd-col{padding:16px 14px;border-right:1px solid var(--cloud)}
.nd-col:last-child{border-right:none}
.nd-col-head{font-size:10px;font-weight:800;letter-spacing:2px;text-transform:uppercase;color:var(--teal);margin-bottom:8px;padding:0 6px}
.nav-dropdown a{display:block;padding:8px 10px;font-size:12.5px;color:var(--mid);border-radius:5px;transition:all .15s;font-weight:400}
.nav-dropdown a:hover{background:var(--teal-fade);color:var(--teal);padding-left:14px}
.nav-cta{background:var(--ink);color:var(--white);padding:9px 20px;border-radius:5px;font-family:var(--font-ui);font-weight:700;font-size:13px;transition:all .2s;white-space:nowrap;margin-left:10px;border:2px solid var(--ink)}
.nav-cta:hover{background:var(--teal);border-color:var(--teal)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:6px;background:none;border:none}
.nav-toggle span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:all .3s;display:block}

/* ══════════════════════════════
   SHARED LAYOUT
══════════════════════════════ */
.sec{padding:90px 5.5%}
.sec-off{background:var(--off)}
.sec-dark{background:var(--ink)}
.sec-ink2{background:var(--ink2)}
.sec-cloud{background:var(--cloud)}

.chip{display:inline-flex;align-items:center;gap:8px;font-size:10.5px;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--teal);margin-bottom:12px}
.chip::before{content:'';width:13px;height:2px;background:var(--teal);flex-shrink:0}
.chip-lt{color:var(--teal2)}.chip-lt::before{background:var(--teal2)}

.sec-h{font-family:var(--font-d);font-size:36px;font-weight:700;color:var(--ink);line-height:1.18;letter-spacing:-.4px;margin-bottom:14px}
.sec-h em{font-style:italic;color:var(--teal)}
.sec-h-lt{color:var(--white)}.sec-h-lt em{color:var(--teal2)}
.sec-p{font-size:15.5px;color:var(--mid);line-height:1.78;font-weight:300;max-width:600px}
.sec-p-lt{color:rgba(180,205,225,.8)}
.sec-hdr{margin-bottom:52px}
.sec-hdr-c{text-align:center;margin-bottom:52px}
.sec-hdr-c .sec-p{margin:0 auto}

/* ── BUTTONS ── */
.btn-pri{background:var(--teal);color:var(--ink);padding:13px 30px;border-radius:5px;font-family:var(--font-ui);font-weight:700;font-size:14px;display:inline-block;border:2px solid var(--teal);transition:all .22s;letter-spacing:.3px}
.btn-pri:hover{background:var(--teal2);border-color:var(--teal2);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,151,156,.35)}
.btn-dark{background:var(--ink);color:var(--white);padding:13px 30px;border-radius:5px;font-family:var(--font-ui);font-weight:700;font-size:14px;display:inline-block;border:2px solid var(--ink);transition:all .22s;letter-spacing:.3px}
.btn-dark:hover{background:var(--teal);border-color:var(--teal);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:rgba(255,255,255,.75);padding:13px 30px;border-radius:5px;font-family:var(--font-ui);font-weight:600;font-size:14px;display:inline-block;border:2px solid rgba(255,255,255,.2);transition:all .22s;letter-spacing:.3px}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal2)}
.btn-outline{background:transparent;color:var(--teal);padding:11px 24px;border-radius:5px;font-family:var(--font-ui);font-weight:600;font-size:13.5px;display:inline-block;border:2px solid var(--teal-bdr);transition:all .2s}
.btn-outline:hover{background:var(--teal-fade);border-color:var(--teal)}

/* ══════════════════════════════
   PAGE HERO (inner pages)
══════════════════════════════ */
.page-hero{background:var(--ink);padding:72px 5.5% 68px;position:relative;overflow:hidden}
.page-hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,151,156,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(0,151,156,.06) 1px,transparent 1px);background-size:52px 52px;pointer-events:none}
.page-hero-glow{position:absolute;top:-200px;right:-100px;width:600px;height:600px;background:radial-gradient(circle,rgba(0,151,156,.1) 0%,transparent 60%);pointer-events:none}
.page-hero-body{position:relative;z-index:2}
.page-hero-crumb{font-size:12px;color:rgba(0,151,156,.6);margin-bottom:14px;letter-spacing:.3px}
.page-hero-crumb a{color:rgba(0,151,156,.6);transition:color .2s}
.page-hero-crumb a:hover{color:var(--teal2)}
.page-hero-crumb span{color:rgba(255,255,255,.3);margin:0 8px}
.page-hero h1{font-family:var(--font-d);font-size:44px;font-weight:700;color:var(--white);line-height:1.12;letter-spacing:-.5px;margin-bottom:16px}
.page-hero h1 em{font-style:italic;color:var(--teal2)}
.page-hero-sub{font-size:16.5px;color:rgba(180,205,225,.8);font-weight:300;line-height:1.75;max-width:580px;margin-bottom:28px}
.page-hero-tags{display:flex;flex-wrap:wrap;gap:8px}
.page-hero-tag{font-size:12px;font-weight:600;padding:5px 14px;border-radius:20px;border:1px solid rgba(0,151,156,.28);color:var(--teal2);background:rgba(0,151,156,.07)}

/* ══════════════════════════════
   TRUST BAR
══════════════════════════════ */
.trust-bar{background:var(--cloud);border-bottom:1px solid var(--border);padding:14px 5.5%;display:flex;align-items:center;gap:24px;flex-wrap:wrap;overflow:hidden}
.tb-label{font-size:10.5px;font-weight:700;letter-spacing:1.8px;text-transform:uppercase;color:var(--soft);white-space:nowrap}
.tb-sep{width:1px;height:22px;background:var(--border);flex-shrink:0}
.tb-items{display:flex;gap:22px;flex-wrap:wrap;align-items:center}
.tb-item{display:flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--mid);white-space:nowrap}
.tb-item svg{width:14px;height:14px;stroke:var(--teal);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}

/* ══════════════════════════════
   SOLUTION CARDS (shared)
══════════════════════════════ */
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.sol-card{background:var(--white);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;transition:all .25s;cursor:default;display:flex;flex-direction:column}
.sol-card:hover{border-color:var(--teal-bdr);transform:translateY(-3px);box-shadow:var(--sh)}
.sol-card-img{height:160px;overflow:hidden;position:relative;flex-shrink:0}
.sol-card-img svg{width:100%;height:100%}
.sol-card-body{padding:22px 20px;flex:1;display:flex;flex-direction:column}
.sol-card-body h3{font-family:var(--font-ui);font-weight:700;font-size:16px;color:var(--ink);margin-bottom:8px;line-height:1.3}
.sol-card-body p{font-size:13.5px;color:var(--mid);line-height:1.7;font-weight:300;flex:1}
.sol-card-footer{padding:14px 20px;border-top:1px solid var(--cloud)}
.sol-card-link{font-size:13px;font-weight:700;color:var(--teal);display:inline-flex;align-items:center;gap:5px;transition:gap .2s}
.sol-card-link::after{content:'→'}
.sol-card-link:hover{gap:9px}

/* ══════════════════════════════
   SOLUTION PAGE TABS
══════════════════════════════ */
.sol-tabs{display:flex;gap:0;flex-wrap:nowrap;overflow-x:auto;background:var(--cloud);border:1px solid var(--border);border-radius:var(--r);margin-bottom:38px;scrollbar-width:none}
.sol-tabs::-webkit-scrollbar{display:none}
.sol-tab-btn{flex:0 0 auto;padding:12px 18px;font-family:var(--font-ui);font-size:12.5px;font-weight:600;cursor:pointer;border:none;background:transparent;color:var(--soft);transition:all .2s;white-space:nowrap;border-right:1px solid var(--border);letter-spacing:.2px}
.sol-tab-btn:last-child{border-right:none}
.sol-tab-btn.active{background:var(--ink);color:var(--white)}
.sol-tab-btn:not(.active):hover{background:var(--mist);color:var(--ink)}
.sol-tab-pane{display:none}
.sol-tab-pane.active{display:block}

/* Sub-solution card grid */
.subsol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.subsol-card{background:var(--white);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;transition:all .22s;position:relative}
.subsol-card:hover{border-color:var(--teal-bdr);box-shadow:var(--sh);transform:translateY(-2px)}
.subsol-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--teal),transparent);transform:scaleX(0);transform-origin:left;transition:transform .3s;border-radius:var(--r) var(--r) 0 0}
.subsol-card:hover::before{transform:scaleX(1)}
.subsol-visual{height:130px;overflow:hidden;position:relative}
.subsol-visual svg{width:100%;height:100%}
.subsol-body{padding:18px 16px}
.subsol-body h4{font-family:var(--font-ui);font-weight:700;font-size:14.5px;color:var(--ink);margin-bottom:7px;line-height:1.3}
.subsol-body p{font-size:13px;color:var(--mid);line-height:1.68;font-weight:300}
.subsol-points{list-style:none;margin-top:10px;display:flex;flex-direction:column;gap:5px}
.subsol-points li{font-size:12.5px;color:var(--text);display:flex;align-items:flex-start;gap:7px;line-height:1.5}
.subsol-points li::before{content:'→';color:var(--teal);font-size:11px;flex-shrink:0;margin-top:2px}

/* Delivery Approach box */
.delivery-approach{background:var(--ink);border-radius:var(--r-lg);padding:36px;margin-top:48px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.da-left h3{font-family:var(--font-d);font-size:24px;font-weight:700;color:var(--white);margin-bottom:12px}
.da-left p{font-size:14.5px;color:rgba(180,205,225,.8);line-height:1.78;font-weight:300}
.da-steps{display:flex;flex-direction:column;gap:0}
.da-step{display:flex;gap:14px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.da-step:last-child{border-bottom:none;padding-bottom:0}
.da-step-n{width:26px;height:26px;min-width:26px;background:rgba(0,151,156,.12);border:1px solid rgba(0,151,156,.25);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;color:var(--teal);flex-shrink:0}
.da-step strong{display:block;font-size:13.5px;font-weight:700;color:var(--white);margin-bottom:2px}
.da-step span{font-size:12.5px;color:rgba(160,190,215,.65);font-weight:300;line-height:1.55}

/* Related solutions */
.related-sols{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}
.related-sol-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--teal);border:1px solid var(--teal-bdr);background:var(--teal-fade);padding:7px 14px;border-radius:5px;transition:all .2s}
.related-sol-link:hover{background:var(--teal);color:var(--ink)}

/* ══════════════════════════════
   WHY KEROX CARDS
══════════════════════════════ */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:48px}
.why-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.07);border-radius:var(--r);padding:28px 24px;transition:all .22s;position:relative;overflow:hidden}
.why-card::after{content:'';position:absolute;bottom:0;left:0;width:100%;height:2px;background:linear-gradient(90deg,var(--teal),transparent);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.why-card:hover{background:rgba(255,255,255,.07);transform:translateY(-3px)}
.why-card:hover::after{transform:scaleX(1)}
.why-ico{width:44px;height:44px;background:rgba(0,151,156,.1);border:1px solid rgba(0,151,156,.2);border-radius:8px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.why-ico svg{width:20px;height:20px;stroke:var(--teal2);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.why-card h4{font-family:var(--font-ui);font-size:15px;font-weight:700;color:var(--white);margin-bottom:9px}
.why-card p{font-size:13.5px;color:rgba(180,205,225,.65);line-height:1.68;font-weight:300}

/* ══════════════════════════════
   INDUSTRIES GRID
══════════════════════════════ */
.ind-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:44px}
.ind-card{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.07);border-radius:var(--r);padding:22px 18px;transition:all .22s}
.ind-card:hover{background:rgba(0,151,156,.08);border-color:rgba(0,151,156,.2);transform:translateY(-2px)}
.ind-emo{font-size:26px;margin-bottom:10px;display:block}
.ind-card h4{font-family:var(--font-ui);font-size:14px;font-weight:700;color:var(--white);margin-bottom:6px}
.ind-card p{font-size:12.5px;color:rgba(180,205,225,.55);line-height:1.62;font-weight:300}

/* ══════════════════════════════
   CTA STRIP
══════════════════════════════ */
.cta-strip{background:linear-gradient(130deg,var(--ink2),var(--ink3));padding:70px 5.5%;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;border-top:1px solid rgba(0,151,156,.12);border-bottom:1px solid rgba(0,151,156,.12);position:relative;overflow:hidden}
.cta-strip::before{content:'';position:absolute;top:-200px;right:-80px;width:600px;height:600px;background:radial-gradient(circle,rgba(0,151,156,.07) 0%,transparent 60%);pointer-events:none}
.cta-strip h2{font-family:var(--font-d);font-size:28px;font-weight:700;color:var(--white);margin-bottom:8px;letter-spacing:-.3px}
.cta-strip p{font-size:15px;color:rgba(180,205,225,.8);font-weight:300;max-width:480px;line-height:1.65}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}

/* ══════════════════════════════
   CONTACT FORM
══════════════════════════════ */
.contact-wrap{display:grid;grid-template-columns:1fr 1.5fr;gap:64px;align-items:start}
.c-info{display:flex;flex-direction:column;gap:18px;margin-top:28px}
.c-row{display:flex;gap:14px;align-items:flex-start}
.c-ico{width:38px;height:38px;min-width:38px;background:rgba(0,151,156,.1);border:1px solid rgba(0,151,156,.2);border-radius:7px;display:flex;align-items:center;justify-content:center}
.c-ico svg{width:15px;height:15px;stroke:var(--teal2);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.c-lbl{font-size:10px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:rgba(0,151,156,.65);margin-bottom:3px}
.c-val{font-size:13.5px;color:rgba(180,205,225,.85);font-weight:300;line-height:1.55}
.c-val a{color:var(--teal2)}
.c-val a:hover{text-decoration:underline}
.form-box{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:var(--r-lg);padding:36px}
.form-box h3{font-family:var(--font-d);font-size:22px;font-weight:700;color:var(--white);margin-bottom:6px}
.form-box>p{font-size:13.5px;color:rgba(180,205,225,.55);margin-bottom:24px;line-height:1.6;font-weight:300}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fg{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.fg label{font-size:10.5px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--soft)}
.fg input,.fg select,.fg textarea{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:5px;padding:11px 14px;color:var(--white);font-family:var(--font-ui);font-size:13.5px;font-weight:300;outline:none;transition:border-color .2s;width:100%}
.fg input::placeholder,.fg textarea::placeholder{color:rgba(180,205,225,.28)}
.fg input:focus,.fg select:focus,.fg textarea:focus{border-color:rgba(0,151,156,.5);background:rgba(0,151,156,.04)}
.fg select option{background:var(--ink2);color:var(--white)}
.fg textarea{resize:vertical;min-height:100px}
.form-note{font-size:11.5px;color:rgba(180,205,225,.35);margin-bottom:14px;line-height:1.5}
.form-submit{width:100%;background:var(--teal);color:var(--ink);border:none;padding:14px;border-radius:5px;font-family:var(--font-ui);font-weight:800;font-size:15px;cursor:pointer;letter-spacing:.4px;transition:all .22s}
.form-submit:hover{background:var(--teal2);transform:translateY(-1px);box-shadow:0 8px 24px rgba(0,151,156,.3)}

/* ══════════════════════════════
   SMART REQUIREMENT ASSISTANT
══════════════════════════════ */
.ast-fab{position:fixed;bottom:28px;right:28px;z-index:800;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--teal),var(--teal3));border:none;cursor:pointer;box-shadow:0 6px 24px rgba(0,151,156,.45);display:flex;align-items:center;justify-content:center;transition:all .25s}
.ast-fab:hover{transform:scale(1.08);box-shadow:0 8px 32px rgba(0,151,156,.55)}
.ast-fab svg{width:24px;height:24px;stroke:var(--ink);fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.ast-fab-tip{position:absolute;right:68px;top:50%;transform:translateY(-50%);background:var(--ink);color:var(--white);font-size:12px;font-weight:600;padding:7px 14px;border-radius:5px;white-space:nowrap;opacity:0;transition:opacity .2s;pointer-events:none;font-family:var(--font-ui)}
.ast-fab:hover .ast-fab-tip{opacity:1}
.ast-panel{position:fixed;bottom:96px;right:28px;z-index:801;width:380px;max-height:580px;background:var(--white);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-lg);display:none;flex-direction:column}
.ast-panel.open{display:flex}
.ast-head{background:var(--ink);padding:18px 20px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.ast-head-info{display:flex;align-items:center;gap:12px}
.ast-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--teal),var(--teal3));display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.ast-name{font-weight:700;font-size:14px;color:var(--white);font-family:var(--font-ui)}
.ast-status{font-size:11px;color:var(--teal2);font-weight:400}
.ast-close-btn{background:none;border:none;color:rgba(255,255,255,.45);cursor:pointer;font-size:22px;line-height:1;transition:color .2s;padding:0 4px}
.ast-close-btn:hover{color:var(--white)}
.ast-msgs{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:var(--off)}
.ast-msg{max-width:82%}
.ast-msg.bot{align-self:flex-start}
.ast-msg.usr{align-self:flex-end}
.ast-bubble{padding:11px 14px;border-radius:10px;font-size:13px;line-height:1.6;font-weight:300;font-family:var(--font-ui)}
.ast-msg.bot .ast-bubble{background:var(--white);border:1px solid var(--border);color:var(--text);border-bottom-left-radius:3px}
.ast-msg.usr .ast-bubble{background:var(--teal);color:var(--ink);font-weight:500;border-bottom-right-radius:3px}
.ast-opts{display:flex;flex-direction:column;gap:6px;margin-top:6px}
.ast-opt{background:var(--white);border:1px solid var(--teal-bdr);color:var(--teal);font-size:12px;font-weight:600;padding:8px 12px;border-radius:6px;cursor:pointer;text-align:left;transition:all .18s;font-family:var(--font-ui)}
.ast-opt:hover{background:var(--teal-fade);border-color:var(--teal)}
.ast-input-row{padding:13px 15px;border-top:1px solid var(--border);display:flex;gap:8px;flex-shrink:0;background:var(--white)}
.ast-input{flex:1;border:1px solid var(--border);border-radius:6px;padding:9px 12px;font-size:13px;font-family:var(--font-ui);outline:none;color:var(--text);transition:border-color .2s}
.ast-input:focus{border-color:var(--teal)}
.ast-send{background:var(--teal);border:none;border-radius:6px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s;flex-shrink:0}
.ast-send:hover{background:var(--teal2)}
.ast-send svg{width:15px;height:15px;stroke:var(--ink);fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}

/* ══════════════════════════════
   FOOTER
══════════════════════════════ */
.site-footer{background:#060F1E;padding:60px 5.5% 28px;border-top:1px solid rgba(255,255,255,.04)}
.footer-grid{display:grid;grid-template-columns:2.2fr 1fr 1fr 1fr 1fr;gap:44px;margin-bottom:44px}
.footer-brand p{font-size:13px;color:rgba(120,155,185,.65);font-weight:300;line-height:1.72;max-width:240px;margin:14px 0 10px}
.footer-domain{font-size:10.5px;color:rgba(0,151,156,.4);letter-spacing:2px;text-transform:uppercase}
.footer-col h4{font-size:10.5px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.28);margin-bottom:16px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.footer-col ul a{font-size:13px;color:rgba(120,155,185,.62);font-weight:300;transition:color .18s;display:block}
.footer-col ul a:hover{color:var(--teal2)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.05);padding-top:22px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-bottom p{font-size:12px;color:rgba(120,155,185,.38);font-weight:300}
.footer-bottom a{color:rgba(0,151,156,.4)}
.footer-bottom a:hover{color:var(--teal2)}

/* ══════════════════════════════
   SCROLL REVEAL
══════════════════════════════ */
.rev{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.rev.in{opacity:1;transform:none}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}.d4{transition-delay:.4s}

/* ══════════════════════════════
   RESPONSIVE
══════════════════════════════ */
@media(max-width:1100px){
  .ind-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr 1fr;gap:32px}
}
@media(max-width:900px){
  .site-nav .nav-links{display:none;flex-direction:column;position:absolute;top:72px;left:0;right:0;background:var(--white);border-bottom:1px solid var(--border);padding:16px 5.5%;gap:6px;box-shadow:var(--sh-lg);z-index:800}
  .site-nav .nav-links.open{display:flex}
  .nav-toggle{display:flex}
  .nav-dropdown{position:static;opacity:1;pointer-events:all;transform:none;box-shadow:none;border:none;background:var(--off);grid-template-columns:1fr;min-width:auto}
  .sol-grid{grid-template-columns:1fr 1fr}
  .subsol-grid{grid-template-columns:1fr 1fr}
  .delivery-approach{grid-template-columns:1fr;gap:28px}
  .contact-wrap{grid-template-columns:1fr;gap:40px}
  .why-grid{grid-template-columns:1fr 1fr}
  .ind-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-strip{flex-direction:column;text-align:center}
  .page-hero h1{font-size:34px}
}
@media(max-width:560px){
  .sec{padding:60px 4.5%}
  .sol-grid,.subsol-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .ind-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .f2{grid-template-columns:1fr}
  .ast-panel{width:calc(100vw - 32px);right:16px;bottom:84px}
}