/* ═══════════════════════════════════════════════════════
   LINGUA HABIT - WEBSITE v4
   Brand Guidelines v3 aligned: Source Serif 4 + Inter
   April 2026
   ═══════════════════════════════════════════════════════ */
:root {
  --paper:#F5F6F8; --white:#FFFFFF; --mist:#E6EBF1; --sky-tint:#DCE6F0;
  --sky:#6FA8D0; --cta:#1E5BA8; --navy:#0B2545; --dark-bg:#0A1F3A; --ink:#0B1220;
  --text:#0B1220; --sub:#3F4654; --meta:#6B7280;
  --dh:#F5F6F8; --ds:#B8C2D1; --dm:#8894A6;
  --rule:rgba(11,18,32,0.08); --rule-s:rgba(11,18,32,0.14); --gap:2px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:'Inter',sans-serif;background:var(--paper);color:var(--text);-webkit-font-smoothing:antialiased;font-size:15px;font-weight:400;line-height:1.65;}

/* ── TYPOGRAPHY ── */
.h1{font-family:'Source Serif 4',serif;font-size:clamp(42px,6vw,72px);font-weight:500;line-height:1.02;letter-spacing:-0.025em;color:var(--dh);font-variation-settings:'opsz' 60;}
.h2{font-family:'Source Serif 4',serif;font-size:clamp(32px,3.5vw,42px);font-weight:500;line-height:1.1;letter-spacing:-0.02em;color:var(--ink);margin-bottom:10px;font-variation-settings:'opsz' 48;}
.h3{font-family:'Source Serif 4',serif;font-size:24px;font-weight:500;line-height:1.2;letter-spacing:-0.015em;color:var(--ink);font-variation-settings:'opsz' 36;}
.lede{font-size:17px;font-weight:400;line-height:1.72;color:var(--sub);}
.body{font-size:15px;font-weight:400;line-height:1.72;color:var(--sub);}
.body-lg{font-size:17px;font-weight:400;line-height:1.78;color:var(--sub);}
.label{font-size:10px;letter-spacing:0.2em;text-transform:uppercase;font-weight:600;color:var(--cta);margin-bottom:12px;}
.label-d{font-size:10px;letter-spacing:0.2em;text-transform:uppercase;font-weight:600;color:var(--sky);margin-bottom:12px;}
.rule{display:block;height:2px;background:var(--cta);width:40px;margin-bottom:20px;}
.rule-d{background:var(--sky);}

/* ── BUTTONS ── */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:'Inter',sans-serif;font-size:11px;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;padding:13px 24px;cursor:pointer;border:none;text-decoration:none;transition:all 0.2s;}
.btn-cta{background:var(--cta);color:#fff;}.btn-cta:hover{background:#164a8a;}
.btn-navy{background:var(--navy);color:#fff;}.btn-navy:hover{background:#091d38;}
.btn-out{background:transparent;border:1.5px solid var(--cta);color:var(--cta);}.btn-out:hover{background:rgba(30,91,168,0.06);}
.btn-ghost{background:transparent;border:1.5px solid var(--sky);color:var(--sky);}.btn-ghost:hover{background:rgba(111,168,208,0.1);}
.btn-ghost-w{background:transparent;border:1.5px solid rgba(255,255,255,0.4);color:#fff;}.btn-ghost-w:hover{background:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.65);}

/* ── LAYOUT ── */
.wrap{max-width:1200px;margin:0 auto;padding:0 64px;}
.section{padding:80px 0;}

/* ── NAV ── */
nav.site{position:sticky;top:0;z-index:200;background:var(--dark-bg);border-bottom:1px solid rgba(255,255,255,0.06);display:flex;align-items:center;padding:0 64px;height:60px;}
nav.site .nav-links{display:flex;align-items:center;gap:2px;margin:0 32px 0 auto;}
nav.site .nav-links a{font-size:10px;font-weight:500;letter-spacing:0.12em;text-transform:uppercase;color:var(--ds);padding:7px 12px;text-decoration:none;transition:color 0.15s;}
nav.site .nav-links a:hover{color:var(--sky);}
nav.site .nav-links a.active{color:var(--sky);}
nav.site .nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.nav-divider{width:1px;height:18px;background:rgba(255,255,255,0.08);margin:0 20px;}


/* ── FAQ ── */
.faq-list{display:flex;flex-direction:column;}
.faq-item{border-top:1px solid var(--rule);}
.faq-item:last-child{border-bottom:1px solid var(--rule);}
.faq-q{width:100%;background:none;border:none;padding:14px 0;display:flex;align-items:flex-start;justify-content:space-between;gap:24px;cursor:pointer;text-align:left;font-family:'Inter',sans-serif;font-size:15px;font-weight:500;color:var(--ink);line-height:1.5;transition:color 0.15s;}
.faq-q:hover{color:var(--cta);}
.faq-icon{font-size:18px;font-weight:300;color:var(--cta);flex-shrink:0;line-height:1.4;transition:transform 0.2s;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 0.35s cubic-bezier(0.4,0,0.2,1);}
.faq-a.open{max-height:400px;}
.faq-a p{font-size:15px;font-weight:400;color:var(--sub);line-height:1.75;padding-bottom:16px;}

/* ── PAGE ROUTING ── */


/* ── COOKIE BANNER ── */
#lh-cookie-bar{position:fixed;bottom:0;left:0;right:0;z-index:9999;background:var(--dark-bg);border-top:1px solid rgba(111,168,208,0.18);padding:20px 64px;display:flex;align-items:center;gap:32px;transform:translateY(100%);transition:transform 0.35s cubic-bezier(0.4,0,0.2,1);pointer-events:none;}
#lh-cookie-bar.visible{transform:translateY(0);pointer-events:auto;}
#lh-cookie-bar .cb-text{flex:1;min-width:0;}
#lh-cookie-bar .cb-text p{font-size:13px;line-height:1.6;color:var(--ds);margin:0;}
#lh-cookie-bar .cb-text a{color:var(--sky);text-decoration:none;border-bottom:1px solid rgba(111,168,208,0.35);}
#lh-cookie-bar .cb-text a:hover{color:#fff;}
#lh-cookie-bar .cb-actions{display:flex;align-items:center;gap:8px;flex-shrink:0;}
#lh-cookie-bar .cb-btn{font-family:'Inter',sans-serif;font-size:10px;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;padding:10px 18px;cursor:pointer;border:none;white-space:nowrap;transition:all 0.2s;}
#lh-cookie-bar .cb-accept{background:var(--cta);color:#fff;}
#lh-cookie-bar .cb-accept:hover{background:#164a8a;}
#lh-cookie-bar .cb-reject{background:transparent;border:1.5px solid rgba(255,255,255,0.22);color:var(--ds);}
#lh-cookie-bar .cb-reject:hover{border-color:rgba(255,255,255,0.45);color:#fff;}
#lh-cookie-bar .cb-manage{background:transparent;border:1.5px solid rgba(111,168,208,0.35);color:var(--sky);}
#lh-cookie-bar .cb-manage:hover{border-color:var(--sky);background:rgba(111,168,208,0.08);}

/* ── COOKIE PREFERENCES MODAL ── */
#lh-cookie-modal{position:fixed;inset:0;z-index:10000;background:rgba(10,31,58,0.82);display:flex;align-items:flex-end;justify-content:center;opacity:0;pointer-events:none;transition:opacity 0.25s;}
#lh-cookie-modal.open{opacity:1;pointer-events:auto;}
#lh-cookie-panel{background:var(--dark-bg);border:1px solid rgba(111,168,208,0.18);width:100%;max-width:680px;padding:40px 48px;margin-bottom:0;}
#lh-cookie-panel h3{font-family:'Source Serif 4',serif;font-size:22px;font-weight:500;color:var(--dh);margin-bottom:6px;letter-spacing:-0.015em;}
#lh-cookie-panel .cp-subtitle{font-size:13px;color:var(--ds);line-height:1.6;margin-bottom:28px;}
.cp-category{border-top:1px solid rgba(255,255,255,0.07);padding:18px 0;}
.cp-category:last-of-type{border-bottom:1px solid rgba(255,255,255,0.07);}
.cp-cat-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px;}
.cp-cat-name{font-size:12px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--dh);}
.cp-cat-desc{font-size:12px;color:var(--dm);line-height:1.6;}
/* Toggle switch */
.cp-toggle{position:relative;width:40px;height:22px;flex-shrink:0;}
.cp-toggle input{opacity:0;width:0;height:0;position:absolute;}
.cp-toggle-track{position:absolute;inset:0;background:rgba(255,255,255,0.12);border-radius:11px;cursor:pointer;transition:background 0.2s;}
.cp-toggle input:checked+.cp-toggle-track{background:var(--cta);}
.cp-toggle-thumb{position:absolute;top:3px;left:3px;width:16px;height:16px;background:#fff;border-radius:50%;transition:transform 0.2s;pointer-events:none;}
.cp-toggle input:checked~.cp-toggle-thumb{transform:translateX(18px);}
.cp-toggle-disabled .cp-toggle-track{cursor:not-allowed;opacity:0.5;}
.cp-modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:28px;}

@media(max-width:768px){
  #lh-cookie-bar{padding:18px 24px;flex-direction:column;align-items:flex-start;gap:16px;}
  #lh-cookie-bar .cb-actions{width:100%;flex-wrap:wrap;}
  #lh-cookie-bar .cb-btn{flex:1;}
  #lh-cookie-panel{padding:28px 24px;}
}

/* ── HERO ── */
.hero{background:var(--dark-bg);min-height:100vh;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);align-items:center;}
.hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);}

/* ── SECTOR CARDS ── */
.sector-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);}
.sector-photo-card{position:relative;overflow:hidden;min-height:240px;display:flex;flex-direction:column;justify-content:flex-end;}
.sector-photo-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;}
.sector-photo-card .card-content{position:relative;z-index:1;padding:18px 22px;}

/* ── JOURNEY STEPS ── */
.journey-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}

/* ── PROGRAMME CARDS ── */
.prog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.prog-card{background:var(--white);padding:40px 32px;display:flex;flex-direction:column;}
.prog-feature{display:flex;align-items:flex-start;gap:10px;padding:10px 0;border-bottom:1px solid var(--rule);font-size:14px;font-weight:400;color:var(--sub);line-height:1.5;}
.prog-feature::before{content:'';width:1.5px;height:14px;background:var(--sky);flex-shrink:0;margin-top:2px;}

/* ── WHY IT WORKS ── */
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);}

/* ── FAQ ── */
.faq-item{border-bottom:1px solid var(--rule);overflow:hidden;}
.faq-item:first-child{border-top:1px solid var(--rule);}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:14px 0;cursor:pointer;font-size:15px;font-weight:500;color:var(--text);gap:16px;}
.faq-q:hover{color:var(--cta);}
.faq-icon{flex-shrink:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center;color:var(--sky);}
.faq-a{font-size:15px;font-weight:400;line-height:1.75;color:var(--sub);max-height:0;overflow:hidden;transition:max-height 0.35s ease, padding 0.25s ease;}
.faq-a.open{max-height:400px;padding-bottom:16px;}

/* ── DASHBOARD PREVIEW ── */
.dashboard-preview{background:var(--dark-bg);border:1px solid rgba(111,168,208,0.2);padding:32px;}
.dash-label{font-size:10px;letter-spacing:0.12em;text-transform:uppercase;font-weight:600;color:var(--dm);margin-bottom:4px;}
.dash-val{font-family:'Source Serif 4',serif;font-size:13px;font-weight:500;color:var(--dh);}

/* ── INSIGHTS ── */
.insight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.insight-card{background:var(--white);display:flex;flex-direction:column;}
.insight-sector{font-size:10px;letter-spacing:0.12em;text-transform:uppercase;font-weight:600;color:var(--sky);background:rgba(111,168,208,0.18);border:1px solid rgba(111,168,208,0.35);padding:3px 8px;}
.insight-body{padding:28px;flex:1;display:flex;flex-direction:column;}
.insight-title{font-family:'Source Serif 4',serif;font-size:20px;font-weight:500;letter-spacing:-0.02em;color:var(--text);margin-bottom:10px;line-height:1.2;font-variation-settings:'opsz' 36;}
.insight-meta{font-size:11px;font-weight:500;color:var(--meta);letter-spacing:0.06em;margin-top:auto;padding-top:16px;}
.insight-photo{width:100%;height:200px;object-fit:cover;display:block;filter:brightness(0.88);}

/* ── QUOTE BLOCK ── */
.quote-block{background:var(--dark-bg);border-left:2px solid var(--sky);padding:28px 32px;}
.quote-text{font-family:'Source Serif 4',serif;font-size:20px;font-weight:400;font-style:italic;color:var(--dh);line-height:1.55;margin-bottom:0;font-variation-settings:'opsz' 36;}

/* ── LOGIN ── */
.form-field{margin-bottom:20px;}
.form-label{font-size:10px;letter-spacing:0.18em;text-transform:uppercase;font-weight:600;color:var(--meta);display:block;margin-bottom:8px;}
.form-input{width:100%;padding:12px 16px;border:1px solid rgba(11,18,32,0.15);background:var(--white);font-family:'Inter',sans-serif;font-size:15px;font-weight:400;color:var(--text);outline:none;transition:border-color 0.15s;}
.form-input:focus{border-color:var(--cta);}

/* ── FOOTER ── */
footer{background:var(--dark-bg);border-top:1px solid rgba(255,255,255,0.06);padding:56px 0 32px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px;}
.footer-col-title{font-size:10px;letter-spacing:0.2em;text-transform:uppercase;font-weight:600;color:var(--sky);margin-bottom:16px;}
.footer-link{display:block;font-size:13px;font-weight:400;color:var(--ds);text-decoration:none;padding:4px 0;transition:color 0.15s;}
.footer-link:hover{color:var(--sky);}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding-top:24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;}

/* ── CONTACT MODAL ── */
.modal-overlay{position:fixed;inset:0;background:rgba(10,31,58,0.85);backdrop-filter:blur(4px);z-index:500;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity 0.25s;}
.modal-overlay.open{opacity:1;pointer-events:all;}
.modal-box{background:var(--white);max-width:520px;width:90%;padding:48px;position:relative;transform:translateY(16px);transition:transform 0.25s;}
.modal-overlay.open .modal-box{transform:translateY(0);}
.modal-close{position:absolute;top:16px;right:16px;background:none;border:none;cursor:pointer;color:var(--meta);font-size:20px;line-height:1;padding:4px 8px;transition:color 0.15s;}
.modal-close:hover{color:var(--ink);}
.modal-field{margin-bottom:18px;}
.modal-label{font-size:10px;letter-spacing:0.18em;text-transform:uppercase;font-weight:600;color:var(--meta);display:block;margin-bottom:7px;}
.modal-input{width:100%;padding:11px 14px;border:1px solid rgba(11,18,32,0.15);background:var(--white);font-family:'Inter',sans-serif;font-size:15px;font-weight:400;color:var(--text);outline:none;transition:border-color 0.15s;resize:vertical;}
.modal-input:focus{border-color:var(--cta);}
.modal-select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7280' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;cursor:pointer;}
.modal-success{display:none;text-align:center;padding:20px 0;}
.modal-success.show{display:block;}
.modal-form-content.hidden{display:none;}

/* ── RESPONSIVE ── */
/* ── HAMBURGER ── */
.nav-hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;cursor:pointer;padding:8px;background:none;border:none;margin-left:8px;flex-shrink:0;}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--dh);border-radius:2px;transition:transform 0.25s,opacity 0.25s;}
.nav-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-hamburger.open span:nth-child(2){opacity:0;}
.nav-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ── TABLET 900px ── */
@media(max-width:900px){
  .wrap{padding:0 32px;}
  nav.site{padding:0 24px;}
  .hero-grid,.why-grid{grid-template-columns:1fr;}
  .sector-grid,.journey-grid,.prog-grid,.insight-grid{grid-template-columns:1fr 1fr!important;}
  .journey-line{display:none!important;}
  .journey-grid{gap:40px 0!important;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .hero-stats{grid-template-columns:1fr 1fr;}
  .for-pro-grid{grid-template-columns:1fr !important;}
  .sector-4col{grid-template-columns:1fr 1fr !important;}
  .difference-grid{grid-template-columns:1fr !important;}
  .dark-closing-grid{grid-template-columns:1fr!important;padding:56px 40px!important;}
  .dark-closing-grid>div:nth-child(2){display:none!important;}
  .dark-closing-grid>div:last-child{padding-left:0!important;padding-top:28px;}
  .prog-closing-section{padding:64px 32px!important;}
}

/* ── MOBILE 600px ── */
@media(max-width:600px){
  .wrap{padding:0 20px;}
  nav.site{padding:0 16px;}
  nav.site .nav-links{display:none;position:fixed;top:60px;left:0;right:0;background:var(--dark-bg);flex-direction:column;padding:20px 24px 28px;gap:0;border-top:1px solid rgba(255,255,255,0.08);z-index:999;box-shadow:0 8px 24px rgba(0,0,0,0.4);}
  nav.site .nav-links.mobile-open{display:flex;}
  nav.site .nav-links a{padding:14px 0;font-size:15px;border-bottom:1px solid rgba(255,255,255,0.06);}
  nav.site .nav-links a:last-child{border-bottom:none;}
  nav.site .nav-actions .btn{display:none;}
  nav.site .nav-actions a:first-child{display:none;}
  .nav-mobile-cta{display:flex!important;}
  .nav-hamburger{display:flex;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:1fr 1fr!important;}
  .sector-grid,.journey-grid,.prog-grid,.insight-grid{grid-template-columns:1fr!important;}
  .journey-grid{gap:32px 0!important;}
  .for-pro-grid{grid-template-columns:1fr!important;}
  .sector-4col{grid-template-columns:1fr!important;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;text-align:center;}
  .dark-closing-grid{padding:48px 20px!important;}
  .prog-closing-section{padding:48px 20px!important;}
  .difference-grid{grid-template-columns:1fr!important;}
}

/* ── ADDITIONAL MOBILE FIXES ── */
@media(max-width:900px){
  .assessment-banner-inner{grid-template-columns:1fr!important;padding:48px 32px!important;}
  .stanag-strip-grid{grid-template-columns:1fr!important;padding:28px 32px!important;}
  .faq-layout-grid{grid-template-columns:1fr!important;gap:32px!important;}
  .faq-layout-grid>div:first-child{position:relative!important;top:auto!important;}
  .contact-close-section{padding:64px 32px!important;}
}
@media(max-width:600px){
  .assessment-banner-inner{padding:36px 20px!important;}
  .stanag-strip-grid{padding:24px 20px!important;}
  .faq-layout-grid{gap:24px!important;}
  .contact-close-section{padding:48px 20px!important;}
  .hero-stats-col{padding:0!important;}
  .hero-content-pad{padding:48px 0 24px!important;}
  .nav-mobile-cta{display:flex!important;}
}

/* ── Accessibility additions (WCAG 2.2 AA) ───────────────────────── */
.skip-link{position:absolute;left:-9999px;top:0;background:#0A1F3A;color:#fff;padding:12px 20px;z-index:1000;text-decoration:none;font-size:13px;font-weight:600;letter-spacing:0.05em;border-radius:0 0 6px 0;}
.skip-link:focus{left:0;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #6FA8D0;outline-offset:2px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}