/* AMG Lanka Group — redesign. Palette carried over from the original site (navy + gold on warm paper),
   plus two blues taken from the SL Travel Buddy logo for the 3D parts. */
:root{
  --navy-deep:#0B1E33; --navy-mid:#16324F; --navy-line:#233f5c;
  --gold:#C9A227; --gold-light:#E8C874;
  --bg:#F6F4EF; --card:#FFFFFF; --ink:#151B26; --slate:#5C6B7A; --slate-light:#8A97A6;
  --route:#2F80D8; --sky:#7FD3EE;
  --radius:16px;
  --font-display:'Sora','Space Grotesk','Noto Sans Sinhala','Noto Sans Tamil',system-ui,sans-serif;
  --font-body:'Manrope','Inter','Noto Sans Sinhala','Noto Sans Tamil',system-ui,sans-serif;
  --shadow-3d:0 1px 0 rgba(255,255,255,.7) inset,0 30px 50px -28px rgba(11,30,51,.45),0 12px 18px -12px rgba(11,30,51,.25);
  --fs:1; /* text-size toggle */
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:calc(16px*var(--fs));-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);background:var(--bg);color:var(--ink);line-height:1.6;overflow-x:hidden}
img,video,canvas,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{font-family:var(--font-display);letter-spacing:-.02em;line-height:1.12;color:var(--navy-deep)}
::selection{background:var(--gold-light);color:var(--navy-deep)}
:focus-visible{outline:3px solid var(--route);outline-offset:3px;border-radius:6px}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px}
.skip-link{position:absolute;left:-999px;top:8px;background:var(--navy-deep);color:#fff;padding:10px 16px;border-radius:8px;z-index:500}
.skip-link:focus{left:12px}
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--gold),var(--gold-light),var(--sky));z-index:300}

/* ---------- NAV (slides down from the top after the hero) ---------- */
.site-nav{position:fixed;inset:0 0 auto 0;z-index:200;transform:translateY(-115%);transition:transform .7s cubic-bezier(.2,.9,.25,1);
  background:rgba(246,244,239,.82);backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);
  border-bottom:1px solid rgba(11,30,51,.1);box-shadow:0 18px 40px -26px rgba(11,30,51,.5)}
body.nav-in .site-nav,.site-nav:focus-within{transform:translateY(0)}
.site-nav nav{max-width:1180px;margin:0 auto;padding:12px 32px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img{height:40px;width:40px;object-fit:contain;mix-blend-mode:multiply}
.brand-text{font-family:var(--font-display);font-weight:700;font-size:16px;color:var(--navy-deep);line-height:1.1}
.brand-text small{display:block;font-family:var(--font-body);font-weight:600;font-size:10px;letter-spacing:.14em;color:var(--slate);margin-top:3px}
.nav-links{display:flex;gap:24px;white-space:nowrap;margin-left:auto;font-size:14.5px;font-weight:600;color:var(--navy-mid)}
.nav-links a{position:relative;padding:6px 0}
.nav-links a::after{content:'';position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--gold);transition:width .25s}
.nav-links a:hover::after,.nav-links a[aria-current="page"]::after{width:100%}
.nav-tools{display:flex;gap:8px;align-items:center}
.chip{white-space:nowrap;background:rgba(11,30,51,.06);border:1px solid rgba(11,30,51,.12);color:var(--navy-mid);padding:7px 12px;border-radius:100px;font-size:12.5px;font-weight:700;transition:.2s}
.chip:hover{border-color:var(--gold);color:var(--navy-deep)}
.lang-menu{position:relative}
.lang-dropdown{position:absolute;right:0;top:calc(100% + 10px);background:#fff;border:1px solid rgba(11,30,51,.12);border-radius:12px;padding:6px;min-width:130px;box-shadow:0 24px 40px -16px rgba(11,30,51,.35);opacity:0;visibility:hidden;transform:translateY(-6px);transition:.2s}
.lang-menu.open .lang-dropdown{opacity:1;visibility:visible;transform:none}
.lang-dropdown button{display:block;width:100%;text-align:left;background:none;border:0;padding:9px 12px;border-radius:8px;font-size:14px}
.lang-dropdown button:hover{background:rgba(201,162,39,.14)}
.lang-dropdown button.active{color:var(--gold);font-weight:800}
.nav-cta{background:var(--navy-deep);color:#fff;padding:11px 20px;border-radius:100px;font-weight:700;font-size:13.5px;transition:.25s;white-space:nowrap}
.nav-cta:hover{background:var(--gold);color:var(--navy-deep)}
.burger{display:none;width:42px;height:42px;background:none;border:0;flex-direction:column;justify-content:center;gap:5px;margin-left:auto}
.burger span{display:block;height:2px;background:var(--navy-deep);border-radius:2px;transition:.25s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-nav{display:none;flex-direction:column;border-top:1px solid rgba(11,30,51,.08);background:#fff;max-height:0;overflow:hidden;transition:max-height .35s}
.mobile-nav.open{max-height:520px}
.mobile-nav a{padding:15px 24px;font-weight:700;color:var(--navy-mid);border-bottom:1px solid rgba(11,30,51,.06)}
.mobile-nav .m-tools{display:flex;gap:8px;padding:14px 24px;flex-wrap:wrap}
.m-tools .chip.active{background:var(--gold);color:var(--navy-deep);border-color:var(--gold)}

/* ---------- HERO VIDEO ---------- */
.hero-video{position:relative;height:100svh;min-height:520px;background:#e9ecef;overflow:hidden;isolation:isolate}
.hero-video video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hero-video::after{content:'';position:absolute;inset:auto 0 0 0;height:62%;z-index:-1;background:linear-gradient(to top,var(--bg) 6%,rgba(246,244,239,.86) 28%,rgba(246,244,239,0) 100%)}
.hero-caption{position:absolute;left:0;right:0;bottom:clamp(44px,7vh,72px)}
.hero-caption .wrap{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}
.hero-caption h1{font-size:clamp(22px,2.7vw,36px);max-width:30ch;font-weight:700}
.hero-caption p{max-width:62ch;margin-top:10px;color:var(--slate);font-size:clamp(14px,1.1vw,15.5px)}
@media (max-height:700px){.hero-caption p{display:none}}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:100px;font-weight:700;font-size:14.5px;border:1.5px solid transparent;transition:transform .25s,box-shadow .25s,background .25s,color .25s}
.btn-gold{background:var(--gold);color:var(--navy-deep);box-shadow:0 14px 30px -12px rgba(201,162,39,.7)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 20px 34px -12px rgba(201,162,39,.8)}
.btn-navy{background:var(--navy-deep);color:#fff}
.btn-navy:hover{background:var(--navy-mid);transform:translateY(-3px)}
.btn-line{border-color:rgba(11,30,51,.25);color:var(--navy-deep);background:rgba(255,255,255,.5)}
.btn-line:hover{border-color:var(--gold);transform:translateY(-3px)}
.btn-line.on-dark{border-color:rgba(255,255,255,.3);color:#fff;background:transparent}
.sound-btn{position:absolute;right:24px;top:24px;z-index:3;background:rgba(11,30,51,.7);color:#fff;border:0;padding:10px 16px;border-radius:100px;font-size:13px;font-weight:700;backdrop-filter:blur(8px)}
.scroll-cue{position:absolute;right:32px;bottom:14px;display:flex;flex-direction:column;align-items:center;gap:6px;font-size:11px;font-weight:700;letter-spacing:.12em;color:var(--slate)}
.scroll-cue i{width:1px;height:30px;background:linear-gradient(var(--gold),transparent);animation:cue 1.8s ease-in-out infinite}
@media (max-width:980px){.scroll-cue{display:none}}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ---------- MARQUEE ---------- */
.trust{padding:34px 0;border-bottom:1px solid rgba(11,30,51,.08);overflow:hidden}
.trust p{text-align:center;font-size:13px;font-weight:700;color:var(--slate);margin-bottom:16px}
.marquee{display:flex;gap:56px;width:max-content;animation:marq 32s linear infinite;font-family:var(--font-display);font-weight:600;font-size:20px;color:var(--navy-mid)}
.marquee span{opacity:.75;white-space:nowrap}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- SECTIONS ---------- */
section{position:relative}
.sec{padding:clamp(72px,10vw,128px) 0}
.sec-head{max-width:660px;margin-bottom:clamp(36px,5vw,60px)}
.sec-head h2{font-size:clamp(28px,3.6vw,46px);font-weight:700}
.sec-head p{margin-top:16px;color:var(--slate);font-size:17px}
.kicker{display:inline-block;font-size:13px;font-weight:800;color:var(--gold);margin-bottom:14px}
.dark{background:var(--navy-deep);color:#fff}
.dark h2,.dark h3{color:#fff}
.dark .sec-head p{color:var(--slate-light)}
.dark .kicker{color:var(--gold-light)}

/* ---------- 3D BUS STORY ---------- */
.bus-story{height:540vh;background:var(--navy-deep)}
.bus-stage{position:sticky;top:0;height:100svh;overflow:hidden}
.bus-stage canvas{position:absolute;inset:0;width:100%;height:100%}
.bus-stage::after{content:'';position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse at 50% 120%,rgba(11,30,51,.0),rgba(11,30,51,.55) 100%),linear-gradient(to bottom,rgba(11,30,51,.55),transparent 18%,transparent 82%,rgba(11,30,51,.7))}
.bs-top{position:absolute;z-index:3;left:0;right:0;top:0;padding-top:96px}
.bs-top .wrap{display:flex;align-items:center;gap:14px}
.bs-top img{height:54px;width:auto;background:#fff;border-radius:14px;padding:5px 8px;box-shadow:0 12px 26px -10px rgba(0,0,0,.6)}
.bs-top b{font-family:var(--font-display);color:#fff;font-size:18px;display:block}
.bs-top small{color:var(--gold-light);font-weight:700;font-size:12.5px}
.bs-panels{position:absolute;z-index:3;inset:0;pointer-events:none}
.bs-panel{position:absolute;left:max(32px,calc((100vw - 1180px)/2 + 32px));top:56%;width:min(430px,86vw);transform:translateY(-46%) translateX(-26px);opacity:0;transition:opacity .6s,transform .6s cubic-bezier(.2,.9,.25,1)}
.bs-panel.active{opacity:1;transform:translateY(-50%);pointer-events:auto}
.bs-panel .step{font-family:var(--font-display);font-weight:700;font-size:13px;color:var(--gold-light);margin-bottom:12px;display:flex;align-items:center;gap:10px}
.bs-panel .step::after{content:'';height:1px;width:46px;background:var(--gold-light)}
.bs-panel h2{color:#fff;font-size:clamp(28px,3.4vw,44px);margin-bottom:16px}
.bs-panel p{color:#c3cedb;font-size:16.5px}
.bs-panel ul{list-style:none;margin-top:18px;display:grid;gap:10px}
.bs-panel li{display:flex;gap:10px;color:#e5ebf2;font-size:15px;font-weight:600}
.bs-panel li::before{content:'';width:8px;height:8px;margin-top:8px;background:var(--gold);transform:rotate(45deg);flex-shrink:0}
.bs-panel .btn{margin-top:22px;pointer-events:auto}
.bs-rail{position:absolute;z-index:3;right:26px;top:50%;transform:translateY(-50%);display:grid;gap:18px}
.bs-rail button{display:flex;align-items:center;gap:12px;flex-direction:row-reverse;background:none;border:0;color:rgba(255,255,255,.5);font-size:12.5px;font-weight:700;transition:.3s}
.bs-rail button i{width:11px;height:11px;border-radius:50%;border:2px solid currentColor;transition:.3s}
.bs-rail button.active{color:#fff}
.bs-rail button.active i{background:var(--gold);border-color:var(--gold);box-shadow:0 0 0 6px rgba(201,162,39,.25)}
.bs-hint{position:absolute;z-index:3;left:50%;bottom:22px;transform:translateX(-50%);color:rgba(255,255,255,.7);font-size:12px;font-weight:700;letter-spacing:.1em;transition:opacity .4s}
.bus-story.no-webgl .bus-stage{background:radial-gradient(circle at 70% 50%,#1b4a7e,var(--navy-deep) 70%)}
.bus-story.no-webgl .bus-stage::before{content:'';position:absolute;right:8%;top:50%;width:min(44vw,460px);aspect-ratio:1;transform:translateY(-50%);background:url(../logo/sltravelbuddy.png) center/contain no-repeat}

/* ---------- SERVICES (3D tilt cards) ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px}
.tilt{transform-style:preserve-3d;transition:transform .35s cubic-bezier(.2,.9,.25,1),box-shadow .35s;will-change:transform}
.svc{background:linear-gradient(160deg,#fff,#faf8f2);border:1px solid rgba(11,30,51,.09);border-radius:20px;padding:34px 28px 30px;box-shadow:var(--shadow-3d);position:relative}
.svc .ico{width:64px;height:64px;border-radius:18px;background:var(--navy-deep);display:grid;place-items:center;transform:translateZ(46px);box-shadow:0 18px 26px -12px rgba(11,30,51,.6),0 0 0 4px rgba(201,162,39,.2)}
.svc .ico svg{width:30px;height:30px}
.svc h3{font-size:20px;margin:26px 0 10px;transform:translateZ(26px)}
.svc p{color:var(--slate);font-size:15px;transform:translateZ(14px)}
.svc::after{content:'';position:absolute;inset:0;border-radius:20px;background:radial-gradient(circle at var(--mx,50%) var(--my,0%),rgba(232,200,116,.28),transparent 55%);opacity:0;transition:opacity .3s;pointer-events:none}
.svc:hover::after{opacity:1}

/* ---------- WORK ---------- */
.work-tabs{display:flex;gap:10px;margin-bottom:34px;flex-wrap:wrap}
.work-tabs button{border:1.5px solid rgba(255,255,255,.2);background:transparent;color:#cfd8e3;padding:11px 22px;border-radius:100px;font-weight:700;font-size:14px;transition:.25s}
.work-tabs button.active{background:var(--gold);border-color:var(--gold);color:var(--navy-deep)}
.proj-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:26px}
.proj-grid[hidden]{display:none}
.proj{background:var(--navy-mid);border:1px solid rgba(255,255,255,.1);border-radius:20px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 34px 50px -30px rgba(0,0,0,.8)}
.proj .shot{position:relative;aspect-ratio:10/7;overflow:hidden;background:#0b1e33}
.proj .shot img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.9,.25,1)}
.proj:hover .shot img{transform:scale(1.07)}
.pill{position:absolute;top:14px;right:14px;background:rgba(11,30,51,.78);backdrop-filter:blur(6px);border:1px solid rgba(232,200,116,.5);color:var(--gold-light);font-size:11.5px;font-weight:800;padding:5px 12px;border-radius:100px}
.proj .body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.proj .tag{font-size:12.5px;font-weight:700;color:var(--gold-light)}
.proj h3{font-size:21px;transform:translateZ(20px)}
.proj p{color:#b5c2d1;font-size:14.5px}
.proj .tech{display:flex;flex-wrap:wrap;gap:7px;margin-top:4px}
.proj .tech span{font-size:11.5px;font-weight:700;border:1px solid rgba(255,255,255,.2);color:#d6dfea;padding:4px 10px;border-radius:100px}
.proj .view{margin-top:auto;padding-top:12px;background:none;border:0;color:var(--gold-light);font-weight:800;font-size:14px;text-align:left}
.proj .view:hover{text-decoration:underline}
.proj.featured{border-color:rgba(47,128,216,.7)}
.proj .logo-chip{position:absolute;left:14px;top:14px;background:#fff;border-radius:12px;padding:4px 8px;box-shadow:0 8px 18px -8px rgba(0,0,0,.6)}
.proj .logo-chip img{height:34px;width:auto;object-fit:contain}

/* ---------- GROUP ---------- */
.group-card{display:grid;grid-template-columns:1.1fr 1fr;border-radius:26px;overflow:hidden;background:#fff;border:1px solid rgba(11,30,51,.09);box-shadow:var(--shadow-3d)}
.group-copy{padding:clamp(28px,5vw,60px)}
.group-copy h3{font-size:30px;margin-bottom:14px}
.group-copy p{color:var(--slate);margin-bottom:20px}
.group-copy ul{list-style:none;display:grid;gap:10px;margin-bottom:26px}
.group-copy li{display:flex;gap:10px;font-weight:600;color:var(--navy-mid);font-size:15px}
.group-copy li::before{content:'';width:7px;height:7px;margin-top:9px;background:var(--gold);transform:rotate(45deg);flex-shrink:0}
.group-visual{background:radial-gradient(circle at 30% 20%,#1d4f86,var(--navy-deep) 70%);display:grid;place-items:center;padding:36px;min-height:300px}
.group-visual img{width:min(78%,360px);background:#fff;border-radius:28px;padding:14px 18px;box-shadow:0 40px 50px -26px rgba(0,0,0,.8);transform:rotate(-4deg)}
.link-u{display:inline-flex;gap:8px;font-weight:800;color:var(--navy-deep);border-bottom:2px solid var(--gold);padding-bottom:3px}

/* ---------- STATS ---------- */
.stats{background:var(--navy-mid);color:#fff;padding:56px 0}
.stats .wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:28px;text-align:center}
.stat b{display:block;font-family:var(--font-display);font-size:clamp(34px,4.4vw,52px);color:var(--gold-light)}
.stat span{font-size:14px;color:#b5c2d1;font-weight:600}

/* ---------- TEAM ---------- */
.team-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:26px}
.member{background:#fff;border:1px solid rgba(11,30,51,.09);border-radius:20px;padding:18px;box-shadow:var(--shadow-3d)}
.member .photo{aspect-ratio:4/5;border-radius:14px;overflow:hidden;display:flex;align-items:flex-end;justify-content:center;background:radial-gradient(ellipse 78% 55% at 50% 92%,rgba(201,162,39,.2),transparent 70%),linear-gradient(180deg,#fbfaf6,#efece4);transform:translateZ(24px)}
.member img{width:100%;height:100%;object-fit:contain;object-position:bottom;cursor:pointer;transform-origin:bottom}
.member img.jump{animation:jump .65s cubic-bezier(.34,1.56,.64,1)}
@keyframes jump{0%{transform:translateY(0)}32%{transform:translateY(-20px) scale(1.035)}58%{transform:translateY(3px)}78%{transform:translateY(-7px)}100%{transform:none}}
.member strong{display:block;font-family:var(--font-display);margin:18px 0 4px;font-size:17px;color:var(--navy-deep)}
.member span{font-size:13px;font-weight:700;color:var(--gold)}

/* ---------- ESTIMATOR ---------- */
.calc{max-width:720px;background:var(--navy-mid);border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:clamp(24px,4vw,44px);box-shadow:0 40px 60px -34px rgba(0,0,0,.8)}
.calc-step{display:none}.calc-step.show{display:block;animation:fadeIn .4s}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.calc h3{font-size:22px;margin-bottom:20px}
.opts{display:grid;gap:10px}
.opt{border:1.5px solid rgba(255,255,255,.18);border-radius:14px;padding:15px 18px;background:rgba(255,255,255,.04);color:#e5ebf2;font-weight:600;text-align:left;transition:.2s}
.opt:hover{border-color:var(--gold-light)}
.opt.selected{border-color:var(--gold);background:rgba(201,162,39,.16);color:#fff}
.calc-nav{display:flex;justify-content:space-between;margin-top:22px}
.calc-nav button{border:0;border-radius:100px;padding:12px 24px;font-weight:800}
.calc-next{background:var(--gold);color:var(--navy-deep)}.calc-next:disabled{opacity:.35;cursor:default}
.calc-back{background:transparent;color:#cfd8e3;border:1px solid rgba(255,255,255,.25)!important}
.calc-price{font-family:var(--font-display);font-size:clamp(28px,5vw,44px);color:var(--gold-light);margin:8px 0 12px;font-weight:700}

/* ---------- FAQ ---------- */
.faq{max-width:820px}
.faq-item{border-bottom:1px solid rgba(11,30,51,.14)}
.faq-q{width:100%;background:none;border:0;display:flex;justify-content:space-between;gap:20px;text-align:left;padding:22px 0;font-family:var(--font-display);font-weight:600;font-size:18px;color:var(--navy-deep)}
.faq-q .plus{position:relative;width:20px;height:20px;flex-shrink:0;margin-top:3px}
.faq-q .plus::before,.faq-q .plus::after{content:'';position:absolute;background:var(--gold);inset:9px 0 auto 0;height:2px;transition:.3s}
.faq-q .plus::after{transform:rotate(90deg)}
.faq-item.open .plus::after{transform:rotate(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s}
.faq-a p{padding:0 0 24px;color:var(--slate);max-width:62ch}

/* ---------- CONTACT ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(30px,6vw,70px)}
.contact h2{font-size:clamp(30px,3.8vw,46px);margin-bottom:16px}
.contact .lead{color:var(--slate-light);max-width:44ch;margin-bottom:30px}
.cd{display:flex;gap:14px;margin-bottom:20px;align-items:flex-start}
.cd .ic{width:40px;height:40px;border:1px solid rgba(232,200,116,.45);border-radius:11px;display:grid;place-items:center;color:var(--gold-light);flex-shrink:0}
.cd strong{display:block;font-size:14px;color:#fff}.cd span,.cd a{font-size:14.5px;color:var(--slate-light);word-break:break-word}
.map{margin-top:26px;border-radius:16px;overflow:hidden;border:1px solid rgba(255,255,255,.12);height:210px}
.map iframe{width:100%;height:100%;border:0;filter:grayscale(.4) contrast(1.05)}
.form{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:clamp(24px,4vw,42px);display:grid;gap:18px;align-content:start}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field label{display:block;font-size:13px;font-weight:700;color:#cfd8e3;margin-bottom:7px}
.field input,.field textarea{width:100%;background:rgba(255,255,255,.07);border:1.5px solid rgba(255,255,255,.16);border-radius:12px;padding:13px 15px;color:#fff;font:inherit;transition:.2s}
.field input:focus,.field textarea:focus{outline:0;border-color:var(--gold-light);background:rgba(255,255,255,.1)}
.field input::placeholder,.field textarea::placeholder{color:#7f8fa3}
.form .btn{justify-content:center;border:0}
.form-msg{font-size:14px;color:var(--gold-light);min-height:20px}

/* ---------- FOOTER ---------- */
footer{background:#07141f;color:#b5c2d1;padding:64px 0 28px}
.foot-top{display:grid;grid-template-columns:1.3fr 2fr;gap:50px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand{display:flex;gap:12px;align-items:center;color:#fff;font-family:var(--font-display);font-weight:700}
.foot-brand img{height:46px;width:46px;object-fit:contain;background:#fff;border-radius:12px;padding:4px}
.foot-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.foot-cols h4{color:#fff;font-size:14px;margin-bottom:14px}
.foot-cols a{display:block;font-size:14px;margin-bottom:9px;transition:color .2s}
.foot-cols a:hover{color:var(--gold-light)}
.social{display:flex;gap:10px}
.social a{width:36px;height:36px;border:1px solid rgba(255,255,255,.18);border-radius:50%;display:grid;place-items:center;margin:0}
.foot-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:24px;font-size:13px}
.to-top{position:fixed;right:22px;bottom:22px;z-index:150;width:46px;height:46px;border-radius:50%;border:0;background:var(--navy-deep);color:var(--gold-light);box-shadow:0 14px 26px -10px rgba(0,0,0,.6);opacity:0;pointer-events:none;transform:translateY(12px);transition:.3s;display:grid;place-items:center}
.to-top.show{opacity:1;pointer-events:auto;transform:none}
.wa-float{position:fixed;left:22px;bottom:22px;z-index:150;background:#25D366;color:#fff;border-radius:100px;padding:12px 18px;font-weight:800;font-size:14px;box-shadow:0 14px 26px -10px rgba(0,0,0,.5);display:flex;gap:8px;align-items:center}

/* ---------- CASE STUDY MODAL ---------- */
.modal{position:fixed;inset:0;z-index:400;background:rgba(7,20,31,.72);backdrop-filter:blur(6px);display:grid;place-items:center;padding:20px;opacity:0;visibility:hidden;transition:.3s}
.modal.open{opacity:1;visibility:visible}
.modal-card{background:#fff;border-radius:24px;max-width:640px;width:100%;max-height:88vh;overflow:auto;padding:clamp(24px,4vw,44px);position:relative;transform:translateY(20px) scale(.97);transition:.35s cubic-bezier(.2,.9,.25,1)}
.modal.open .modal-card{transform:none}
.modal-card .tag{font-size:13px;font-weight:800;color:var(--gold)}
.modal-card h3{font-size:28px;margin:6px 0 18px}
.modal-card h4{font-size:13px;color:var(--slate);margin:18px 0 6px}
.modal-card p{color:var(--ink)}
.modal-close{position:absolute;right:16px;top:16px;width:38px;height:38px;border-radius:50%;border:0;background:rgba(11,30,51,.08);font-size:16px}

/* ---------- ABOUT PAGE ---------- */
.about-hero{height:340vh;background:radial-gradient(ellipse at 70% 30%,#173e6a 0,var(--navy-deep) 62%)}
.about-stage{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;align-items:center}
.about-stage canvas{position:absolute;inset:0;width:100%;height:100%}
.about-stage .wrap{position:relative;z-index:2;pointer-events:none;width:100%}
.about-stage .copy{max-width:520px;pointer-events:auto}
.about-stage h1{color:#fff;font-size:clamp(34px,5vw,62px);margin:14px 0 20px}
.about-stage p{color:#c3cedb;font-size:18px;max-width:46ch}
.about-hero.no-webgl .about-stage::before{content:'';position:absolute;right:10%;top:50%;width:min(36vw,380px);aspect-ratio:1;transform:translateY(-50%);background:url(../logo/logo.png) center/contain no-repeat;border-radius:30px}
.panel-fade{position:absolute;z-index:2;right:max(32px,calc((100vw - 1180px)/2 + 32px));top:16vh;max-width:300px;color:#fff;opacity:0;transform:translateY(20px);transition:.6s;background:rgba(11,30,51,.55);backdrop-filter:blur(10px);border:1px solid rgba(232,200,116,.35);border-radius:18px;padding:20px 24px}
.panel-fade.show{opacity:1;transform:none}
.panel-fade b{color:var(--gold-light);font-family:var(--font-display);display:block;margin-bottom:4px}
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,80px);align-items:start}
.story-grid p{color:var(--slate);margin-bottom:18px;font-size:17px}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:10px}
.fact{border-top:2px solid var(--gold);padding-top:12px}
.fact strong{display:block;font-family:var(--font-display);color:var(--navy-deep)}
.fact span{font-size:14px;color:var(--slate)}
.values{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px}
.timeline{position:relative;display:grid;gap:0;max-width:760px;margin-left:12px}
.timeline::before{content:'';position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--gold),var(--route))}
.tl{position:relative;padding:0 0 38px 40px}
.tl::before{content:'';position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;background:var(--bg);border:3px solid var(--gold)}
.tl h3{font-size:20px;margin-bottom:6px}.tl p{color:var(--slate)}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .8s,transform .8s cubic-bezier(.2,.9,.25,1)}
.rv.in{opacity:1;transform:none}

/* ---------- RESPONSIVE ---------- */
@media (max-width:980px){
  .nav-links,.nav-tools,.site-nav .nav-cta{display:none}
  .burger,.mobile-nav{display:flex}
  .site-nav nav{padding:10px 20px}
  .group-card,.contact-grid,.story-grid,.foot-top{grid-template-columns:1fr}
  .foot-cols{grid-template-columns:repeat(2,1fr)}
  .bs-panel{left:20px;right:20px;top:auto;bottom:70px;width:auto;transform:translateY(24px)}
  .bs-panel.active{transform:none}
  .bs-panel h2{font-size:26px;margin-bottom:10px}
  .bs-panel p{font-size:15px}
  .bs-panel{background:linear-gradient(to top,rgba(11,30,51,.9),rgba(11,30,51,.6));backdrop-filter:blur(8px);padding:18px 20px;border-radius:18px;border:1px solid rgba(255,255,255,.12)}
  .bs-panel ul{display:none}
  .bs-rail{right:10px}.bs-rail button span{display:none}
  .bs-hint{display:none}
  .panel-fade{left:20px;right:20px;max-width:none;bottom:8vh}
  .wrap{padding:0 20px}
}
@media (max-width:560px){
  .form .row{grid-template-columns:1fr}
  .wa-float span{display:none}
  .hero-actions .btn{padding:12px 20px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .marquee{animation:none}
}