/* ============ TOKENS & BASE (v2 illustrated edition) ============ */
:root{
  --paper:#FBF7EC; --ink:#17334E; --text:#33506B; --muted:#6B8299;
  --navy:#0B1E3F; --royal:#1D4ED8; --sky:#4A90D9; --cyan:#22B8E6;
  --leaf:#2F9E44; --leaf-soft:#EFF7E9; --sun:#FFB340; --orange:#F85606;
  --rose:#F6D9DC; --line:#E4EAD9; --card:#FFFFFF;
  --shadow:0 16px 40px rgba(23,51,78,.12); --radius:22px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,Roboto,'Helvetica Neue',Arial,sans-serif;background:var(--paper);color:var(--text);line-height:1.6;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(1180px,92%);margin:0 auto}
::selection{background:var(--leaf);color:#fff}

#scrollProgress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--cyan),var(--leaf),var(--sun));z-index:1200}
#cursorLight{position:fixed;width:520px;height:520px;border-radius:50%;pointer-events:none;z-index:1;
  background:radial-gradient(circle,rgba(74,144,217,.12),transparent 65%);transform:translate(-50%,-50%);left:-999px;top:-999px}
@media (pointer:coarse){#cursorLight{display:none}}

/* ============ NAV ============ */
#siteNav{position:fixed;inset:0 0 auto 0;z-index:1100;display:flex;align-items:center;justify-content:space-between;
  padding:14px min(4%,40px);transition:background .35s,box-shadow .35s,padding .35s}
#siteNav.scrolled{background:rgba(251,247,236,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 10px 28px rgba(23,51,78,.12);padding-top:9px;padding-bottom:9px}
.brand{display:flex;align-items:center;gap:11px}
.brand-mark{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;flex:none;
  background:linear-gradient(135deg,var(--royal),var(--cyan) 55%,#7C5CFC);box-shadow:0 8px 22px rgba(29,78,216,.35),inset 0 1px 0 rgba(255,255,255,.5)}
.brand-mark span{font-weight:800;font-size:15px;letter-spacing:.5px;color:#fff}
.brand-text{font-weight:700;font-size:15.5px;line-height:1.15;color:var(--ink)}
.brand-text small{display:block;font-size:11px;font-weight:700;color:var(--sky);letter-spacing:2.2px;text-transform:uppercase}
footer .brand-text{color:#fff}
footer .brand-text small{color:#8FE3B0}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{color:var(--text);font-weight:600;font-size:14.5px;padding:9px 13px;border-radius:11px;position:relative;transition:color .25s,background .25s}
.nav-links a:hover{color:var(--ink);background:rgba(47,158,68,.10)}
.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2.5px;border-radius:3px;background:linear-gradient(90deg,var(--leaf),var(--sun))}
.nav-links a.nav-cta{background:linear-gradient(135deg,var(--orange),#FF8A3D);color:#fff;box-shadow:0 8px 20px rgba(248,86,6,.35)}
.nav-links a.nav-cta:hover{filter:brightness(1.07);color:#fff}
.nav-links a.nav-cta::after{display:none}
#navToggle{display:none;background:#fff;border:1px solid var(--line);border-radius:10px;width:42px;height:42px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;box-shadow:0 4px 12px rgba(23,51,78,.10)}
#navToggle span{display:block;width:19px;height:2px;background:var(--ink);border-radius:2px}

/* ============ HERO (v3.4: full-screen background video; text to the side, face clear) ============ */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;background:#0A1830;isolation:isolate}
.hero-video-wrap{position:absolute;inset:0;z-index:-1;overflow:hidden}
#heroVideo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:70% 20%}
.hero-grade{position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,rgba(5,13,30,.64) 0%,rgba(5,13,30,.34) 44%,rgba(5,13,30,0) 72%),
             linear-gradient(0deg,rgba(5,13,30,.55) 0%,rgba(5,13,30,0) 32%),
             linear-gradient(180deg,rgba(5,13,30,.36) 0%,rgba(5,13,30,0) 22%)}
.hero-particles{position:absolute;inset:0;pointer-events:none}
.hero-particles i{position:absolute;border-radius:50%;background:radial-gradient(circle,#FFE9B0,rgba(255,220,150,0) 70%);opacity:0;animation:floatP linear infinite}
@keyframes floatP{0%{transform:translateY(24px);opacity:0}12%{opacity:.9}88%{opacity:.7}100%{transform:translateY(-110px);opacity:0}}
.hero-panel{position:relative;z-index:2;width:min(1180px,92%);margin:0 auto;padding:130px 0 110px;color:#fff}
.hero-panel>*{max-width:590px}
.hero-eyebrow{font-size:15px;font-weight:800;letter-spacing:3px;text-transform:uppercase;color:#7FE3B0}
.hero-name{font-size:clamp(2.5rem,6vw,4.4rem);line-height:1.06;font-weight:800;letter-spacing:-.5px;margin:10px 0 12px;color:#fff;text-shadow:0 4px 34px rgba(2,8,25,.55)}
.hero-name .w{display:inline-block;overflow:hidden;vertical-align:bottom}
.hero-name .l{display:inline-block}
.hero-title{font-size:clamp(1.05rem,2.3vw,1.45rem);font-weight:600;color:#EAF2FF}
.hero-title .dot{color:var(--sun);margin:0 6px}
.hero-title strong{color:var(--sun)}
.hero-sub{margin-top:14px;color:rgba(235,242,255,.94);font-size:clamp(.98rem,1.6vw,1.08rem);text-shadow:0 2px 16px rgba(2,8,25,.5)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.btn-glass{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.45);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:none}
.btn-glass:hover{background:rgba(255,255,255,.24);transform:translateY(-2px)}
.hero-badges{display:flex;gap:9px;flex-wrap:wrap;margin-top:26px}
.hero-badges span{font-size:12.5px;font-weight:700;color:#EAF6FF;background:rgba(10,25,55,.45);border:1px solid rgba(255,255,255,.32);
  padding:6px 13px;border-radius:999px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:none}
.scroll-hint{position:absolute;left:50%;transform:translateX(-50%);bottom:20px;z-index:3;display:flex;flex-direction:column;align-items:center;gap:7px;color:rgba(255,255,255,.85);font-size:11px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase}
.mouse{width:25px;height:40px;border:2px solid rgba(255,255,255,.65);border-radius:14px;display:flex;justify-content:center;padding-top:7px}
.wheel{width:4px;height:8px;border-radius:3px;background:var(--sun);animation:wheel 1.8s ease-in-out infinite}
@keyframes wheel{0%{transform:translateY(0);opacity:1}60%{transform:translateY(11px);opacity:0}100%{opacity:0}}
@media (max-width:760px){
  .hero{align-items:flex-end}
  .hero-panel{padding:0 0 44px}
  #heroVideo{object-position:50% 5%}
  .scroll-hint{display:none}
}

/* ============ SCENE ============ */
.scene-section{padding:88px 0 74px;background:linear-gradient(180deg,var(--paper),#F3FAEC 30%,#EAF7FE)}
.scene-head{text-align:left}
.scene-sub{max-width:66ch;color:var(--muted);font-size:16px}
.scene-wrap{width:min(1360px,96%);margin:30px auto 0;border-radius:28px;overflow:hidden;box-shadow:var(--shadow);border:5px solid #fff;background:#BFE6FF}
#bdScene{display:block;width:100%;height:auto}
.scene-caps{width:min(1180px,92%);margin:22px auto 0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.scene-cap{display:flex;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:13px 17px;box-shadow:0 8px 22px rgba(23,51,78,.07)}
.scene-cap span{font-size:24px}
.scene-cap strong{display:block;color:var(--ink);font-size:15px}
.scene-cap small{color:var(--muted);font-size:12.5px}

/* scene animations */
#bdScene .rays{animation:spinSlow 46s linear infinite;transform-box:fill-box;transform-origin:center}
#bdScene .drift{animation:driftSvg 8s ease-in-out infinite alternate}
#bdScene .drift.d2{animation-duration:10s;animation-delay:-3s}
#bdScene .drift.d3{animation-duration:9s;animation-delay:-5s}
#bdScene .drift.d4{animation-duration:11s;animation-delay:-2s}
@keyframes driftSvg{from{transform:translateX(0)}to{transform:translateX(36px)}}
#bdScene .kite{animation:kiteFloat 6s ease-in-out infinite alternate;transform-box:fill-box;transform-origin:center}
@keyframes kiteFloat{from{transform:translate(0,0) rotate(-2.5deg)}to{transform:translate(12px,-14px) rotate(3deg)}}
#bdScene .flagwave{animation:flagSway 2.6s ease-in-out infinite alternate;transform-box:fill-box;transform-origin:left center}
@keyframes flagSway{from{transform:skewY(-2deg)}to{transform:skewY(2.5deg)}}
#bdScene .sway{animation:treeSway 5s ease-in-out infinite alternate;transform-box:fill-box;transform-origin:50% 100%}
#bdScene .sway.s2{animation-delay:-2.2s}
@keyframes treeSway{from{transform:rotate(-1.6deg)}to{transform:rotate(1.8deg)}}
#bdScene .rickshaw{animation:drive 30s linear infinite}
@keyframes drive{from{transform:translateX(-260px)}to{transform:translateX(1560px)}}
#bdScene .wheel{animation:wheelSpin 1.15s linear infinite;transform-box:fill-box;transform-origin:center}
@keyframes wheelSpin{to{transform:rotate(360deg)}}
#bdScene .boat{animation:sail 12s ease-in-out infinite alternate}
@keyframes sail{from{transform:translate(996px,496px)}to{transform:translate(1152px,496px)}}
#bdScene .boat>g{animation:bob 3.2s ease-in-out infinite alternate}
@keyframes bob{from{transform:translateY(0) rotate(-1.2deg)}to{transform:translateY(-4px) rotate(1.4deg)}}
#bdScene .bridge-bus{animation:busRide 9s linear infinite}
@keyframes busRide{from{transform:translateX(-70px)}to{transform:translateX(430px)}}
#bdScene .shimmer path{animation:shimmer 2.8s ease-in-out infinite alternate}
#bdScene .shimmer path:nth-child(2){animation-delay:-1.2s}
#bdScene .shimmer path:nth-child(3){animation-delay:-2s}
@keyframes shimmer{from{opacity:.25}to{opacity:.8}}
#bdScene .bird{animation:flyAcross 36s linear infinite}
#bdScene .bird.b2{animation-duration:47s;animation-delay:-19s}
@keyframes flyAcross{from{transform:translate(-60px,128px)}to{transform:translate(1500px,74px)}}

/* ============ MARQUEE ============ */
.marquee{background:linear-gradient(90deg,#1E7A46,var(--leaf),#1E7A46);color:#fff;overflow:hidden;padding:13px 0}
.marquee-track{display:flex;gap:26px;width:max-content;animation:mq 30s linear infinite;font-weight:700;font-size:14px;letter-spacing:1.6px;text-transform:uppercase;white-space:nowrap}
.marquee-track i{color:#FFE27A;font-style:normal}
@keyframes mq{to{transform:translateX(-50%)}}

/* ============ SECTIONS & CARDS ============ */
.section{padding:92px 0;position:relative;z-index:2}
.section-soft{background:var(--leaf-soft)}
#services.section-soft{background:#EAF5FE}
.section-kicker{font-size:13px;font-weight:800;letter-spacing:3.2px;text-transform:uppercase;color:var(--leaf);margin-bottom:8px}
.section-title{font-size:clamp(1.8rem,3.6vw,2.6rem);font-weight:800;color:var(--ink);line-height:1.18;margin-bottom:18px}
.grad-text{background:linear-gradient(92deg,var(--royal),var(--cyan) 45%,var(--leaf) 85%);-webkit-background-clip:text;background-clip:text;color:transparent}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 10px 30px rgba(23,51,78,.07);padding:26px;transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.tint-sky{background:linear-gradient(180deg,#EFF7FF,#fff 62%)}
.tint-mint{background:linear-gradient(180deg,#EDFAF0,#fff 62%)}
.tint-rose{background:linear-gradient(180deg,#FDF0F1,#fff 62%)}
.tint-sun{background:linear-gradient(180deg,#FFF6E3,#fff 62%)}
.tint-lilac{background:linear-gradient(180deg,#F3EFFF,#fff 62%)}

/* about */
.about-grid{display:grid;grid-template-columns:minmax(280px,420px) 1fr;gap:56px;align-items:center}
.about-visual{position:relative}
.av-panel{position:relative;border-radius:26px;min-height:430px;overflow:hidden;
  background:linear-gradient(160deg,#BFE6FF 0%,#EAF8FF 45%,#FFF3D6 100%);
  border:6px solid #fff;outline:3px solid #BFE0C8;box-shadow:var(--shadow);display:grid;place-items:center}
.av-ring{position:absolute;border-radius:50%;border:2px dashed rgba(29,78,216,.25)}
.av-ring.r1{width:300px;height:300px;animation:spinSlow 46s linear infinite}
.av-ring.r2{width:210px;height:210px;border-color:rgba(47,158,68,.3);animation:spinSlow 32s linear infinite reverse}
.av-mono{font-size:96px;font-weight:800;letter-spacing:1px;line-height:1;
  background:linear-gradient(120deg,var(--royal),var(--cyan) 55%,var(--leaf));-webkit-background-clip:text;background-clip:text;color:transparent}
.av-sub{position:absolute;margin-top:118px;font-weight:800;letter-spacing:5px;text-transform:uppercase;font-size:14px;color:var(--leaf)}
.av-chip{position:absolute;padding:9px 15px;border-radius:13px;font-weight:700;font-size:13px;color:#fff;box-shadow:0 12px 26px rgba(23,51,78,.25);animation:floaty 5.5s ease-in-out infinite alternate}
.av-chip.c1{top:24px;left:20px;background:linear-gradient(135deg,var(--royal),var(--cyan))}
.av-chip.c2{top:88px;right:18px;background:linear-gradient(135deg,#D97706,var(--sun));animation-delay:-2s}
.av-chip.c3{bottom:104px;left:22px;background:linear-gradient(135deg,#1E7A46,var(--leaf));animation-delay:-3.6s}
.av-scene{position:absolute;left:0;right:0;bottom:0;width:100%;height:92px}
.about-text p{margin-bottom:14px;font-size:16.5px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:26px 0 30px}
.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 10px;text-align:center;box-shadow:0 8px 22px rgba(23,51,78,.05)}
.stat:nth-child(1){background:#EFF7FF}.stat:nth-child(2){background:#EDFAF0}.stat:nth-child(3){background:#FFF6E3}.stat:nth-child(4){background:#FDF0F1}
.stat-num{font-size:30px;font-weight:800;color:var(--royal)}
.stat:nth-child(2) .stat-num{color:var(--leaf)}.stat:nth-child(3) .stat-num{color:#D97706}.stat:nth-child(4) .stat-num{color:#E11D48}
.stat-plus{font-size:22px;font-weight:800;color:var(--orange)}
.stat small{display:block;color:var(--muted);font-weight:600;font-size:12.5px;margin-top:2px}

/* skills */
.skills-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:14px}
.skill-ico{font-size:30px;margin-bottom:10px}
.skill h3{font-size:17px;color:var(--ink);margin-bottom:6px}
.skill p{font-size:14.5px;color:var(--muted)}

/* projects */
.project-hero{display:grid;grid-template-columns:minmax(300px,480px) 1fr;gap:54px;align-items:center;
  background:linear-gradient(135deg,#E8F6FF,#FFF7E4 70%);border:1px solid #DCEBDD;border-radius:26px;box-shadow:var(--shadow);padding:44px;margin-top:16px}
.phones{position:relative;height:480px;perspective:1100px}
.phone{position:absolute;width:218px;height:444px;border-radius:34px;background:#0A1428;padding:9px;box-shadow:0 30px 60px rgba(5,15,40,.32);transform-style:preserve-3d}
.phone-notch{position:absolute;top:9px;left:50%;transform:translateX(-50%);width:82px;height:19px;background:#0A1428;border-radius:0 0 12px 12px;z-index:3}
.mini-ui{position:relative;height:100%;border-radius:26px;overflow:hidden;background:#F5F6FA;display:flex;flex-direction:column}
.mini-head{padding:26px 13px 10px;color:#fff;font-weight:800;font-size:13.5px;display:flex;flex-direction:column;gap:7px}
.mini-head.navy{background:linear-gradient(135deg,var(--navy),var(--royal))}
.mini-head.grad{background:linear-gradient(135deg,var(--navy),var(--royal) 60%,var(--cyan))}
.mini-head em{font-style:normal;font-weight:500;font-size:10.5px;background:rgba(255,255,255,.92);color:#7A8699;border-radius:999px;padding:4px 10px}
.mini-banner{height:74px;margin:11px;background:linear-gradient(120deg,var(--orange),var(--sun));border-radius:13px}
.mini-grid{flex:1;display:grid;grid-template-columns:1fr 1fr;gap:9px;padding:0 11px}
.mini-grid i{border-radius:11px;background:linear-gradient(160deg,#DBEAFE,#EFF6FF);border:1px solid #E2E8F0;position:relative}
.mini-grid i::after{content:"";position:absolute;left:8px;right:22px;bottom:9px;height:6px;border-radius:3px;background:#FDBA74}
.mini-cats{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;padding:15px 13px}
.mini-cats i{aspect-ratio:1;border-radius:50%;background:linear-gradient(140deg,#BFDBFE,#EFF6FF);border:1px solid #E2E8F0}
.mini-list{flex:1;display:flex;flex-direction:column;gap:9px;padding:2px 12px}
.mini-list i{height:52px;border-radius:11px;background:#fff;border:1px solid #E8EDF5}
.mini-nav{display:flex;justify-content:space-around;padding:10px 8px 13px;background:#fff;border-top:1px solid #E8EDF5}
.mini-nav b{width:22px;height:6px;border-radius:3px;background:#CBD5E1}
.mini-nav b.on{background:var(--orange)}
.phone-front{right:6px;top:8px;transform:rotate(3.5deg)}
.phone-back{left:2px;top:30px;transform:rotate(-5deg) scale(.94);opacity:.96}
.project-tag{font-size:12px;font-weight:800;letter-spacing:2.4px;text-transform:uppercase;color:var(--orange);margin-bottom:7px}
.project-info h3,.project-card h3{font-size:26px;color:var(--ink);margin-bottom:9px}
.project-info p{max-width:56ch}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 20px}
.chips span{font-size:12.5px;font-weight:700;background:#EDF6FF;color:var(--royal);border:1px solid #D3E6FF;padding:5px 12px;border-radius:999px}
.project-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.project-note{font-size:13px;color:var(--muted);font-weight:600}
.project-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:22px}
.project-card h3{font-size:21px}
.project-card p{color:var(--muted);font-size:15px}
.browser-mock{border:1px solid var(--line);border-radius:15px;overflow:hidden;margin-bottom:18px;background:#fff}
.bm-bar{display:flex;align-items:center;gap:6px;background:#12332A;padding:8px 12px;color:#BEE3C8;font-size:11.5px;font-weight:600}
.bm-bar i{width:9px;height:9px;border-radius:50%;background:#475569}
.bm-bar i:first-child{background:#F87171}.bm-bar i:nth-child(2){background:#FBBF24}.bm-bar i:nth-child(3){background:#34D399}
.bm-bar span{margin-left:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bm-body{padding:13px;display:flex;gap:11px}
.bm-hero{width:42%;min-height:86px;border-radius:10px;background:linear-gradient(130deg,var(--sky),#7FD1F0,var(--leaf))}
.bm-search{width:42%;min-height:86px;border-radius:10px;background:linear-gradient(130deg,#0EA5E9,#2DD4BF);position:relative}
.bm-search::after{content:"";position:absolute;left:12%;right:12%;top:38%;height:20px;border-radius:999px;background:rgba(255,255,255,.92)}
.bm-lines{flex:1;display:flex;flex-direction:column;gap:9px;justify-content:center}
.bm-lines i{height:11px;border-radius:5px;background:#E2E8F0}
.bm-lines i:nth-child(2){width:76%}.bm-lines i:nth-child(3){width:56%}
.text-link{font-weight:700;color:var(--royal)}
.text-link:hover{text-decoration:underline}

/* services */
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:14px}
.service h3{font-size:16.5px;color:var(--ink);margin-bottom:6px}
.service p{font-size:14.5px;color:var(--muted)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}
.contact-info>p{color:var(--muted);margin-bottom:20px}
.contact-card{display:flex;align-items:center;gap:15px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:15px 18px;margin-bottom:13px;box-shadow:0 8px 22px rgba(23,51,78,.06);transition:transform .25s}
a.contact-card:hover{transform:translateX(5px)}
.cc-ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:21px;font-weight:800;color:#fff;flex:none}
.cc-ico.wa{background:linear-gradient(135deg,#22C55E,#15803D)}
.cc-ico.fb{background:linear-gradient(135deg,#2563EB,#1E40AF)}
.cc-ico.loc{background:linear-gradient(135deg,#8B5CF6,#6D28D9)}
.contact-card small{display:block;color:var(--muted);font-weight:600;font-size:12.5px}
.contact-card strong{color:var(--ink);font-size:16px}
.inquiry-shortcuts{margin-top:20px}
.inquiry-shortcuts p{font-weight:700;color:var(--ink);margin-bottom:9px}
.chip-btn{font:inherit;font-size:13.5px;font-weight:600;background:#fff;border:1.5px solid #BFDDBE;color:#1E7A46;padding:8px 14px;border-radius:999px;cursor:pointer;margin:0 7px 8px 0;transition:all .2s}
.chip-btn:hover{background:var(--leaf);border-color:var(--leaf);color:#fff}
.contact-form h3{font-size:20px;color:var(--ink);margin-bottom:15px}
.contact-form label{display:block;font-weight:600;font-size:14px;color:var(--ink);margin-bottom:13px}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;margin-top:6px;padding:12.5px 14px;border:1.6px solid #D9E4D2;border-radius:12px;
  font:inherit;font-size:15px;background:#FDFEFA;color:var(--ink);transition:border-color .2s, box-shadow .2s;resize:vertical}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:none;border-color:var(--leaf);box-shadow:0 0 0 4px rgba(47,158,68,.15)}
.err{display:block;color:#DC2626;font-size:12.5px;font-weight:600;min-height:15px;margin-top:3px}
.wa-preview{background:#E7F8EE;border:1px solid #B7E7C8;border-radius:14px;padding:15px;margin:6px 0 15px}
.wa-preview-title{font-weight:800;font-size:13px;color:#166534;margin-bottom:8px}
.wa-bubble{background:#fff;border-radius:12px;padding:11px 13px;font-size:14px;white-space:pre-wrap;box-shadow:0 3px 10px rgba(20,60,30,.10);color:var(--ink)}
.wa-note{font-size:12px;color:#3F6212;margin-top:8px}

/* footer */
footer{background:#0C2B21;color:#C9E7D2;padding:0 0 34px;position:relative;z-index:2}
.footer-hills{display:block;width:100%;height:54px}
.footer-hills path{fill:var(--paper)}
.footer-in{display:flex;flex-direction:column;align-items:center;gap:17px;text-align:center;padding-top:18px}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;justify-content:center}
.footer-links a{font-weight:600;font-size:14.5px;color:#C9E7D2}
.footer-links a:hover{color:#fff}
footer p{font-size:13.5px;color:#7FA98C}

/* floating WhatsApp */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:1150;width:58px;height:58px;border-radius:50%;
  background:linear-gradient(135deg,#25D366,#128C7E);display:grid;place-items:center;box-shadow:0 14px 32px rgba(18,140,126,.5)}
.wa-pulse{position:absolute;inset:0;border-radius:50%;border:2px solid rgba(37,211,102,.7);animation:pulse 2.2s ease-out infinite}
@keyframes pulse{0%{transform:scale(1);opacity:.9}100%{transform:scale(1.65);opacity:0}}

/* reveals */
.reveal{opacity:0;transform:translateY(26px)}
.no-anim .reveal{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media (max-width:1020px){
  .skills-grid,.services-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr;gap:40px}
  .about-visual{max-width:440px}
  .project-hero{grid-template-columns:1fr;padding:32px}
  .phones{height:470px;max-width:480px;margin:0 auto;width:100%}
  .contact-grid{grid-template-columns:1fr;gap:38px}
}
@media (max-width:900px){
  .hero-panel{text-align:center}
  .hero-panel>*{margin-inline:auto}
  .hero-actions,.hero-badges{justify-content:center}
  .scene-caps{grid-template-columns:1fr}
}
@media (max-width:760px){
  .nav-links{position:fixed;top:0;right:-105%;width:min(320px,84vw);height:100dvh;background:rgba(251,247,236,.98);
    flex-direction:column;align-items:flex-start;padding:92px 26px;gap:8px;transition:right .35s;z-index:1090;box-shadow:-18px 0 44px rgba(23,51,78,.18)}
  .nav-links.open{right:0}
  .nav-links a{font-size:17px;width:100%}
  #navToggle{display:flex;z-index:1101}
  .stats{grid-template-columns:repeat(2,1fr)}
  .project-row{grid-template-columns:1fr}
  .section{padding:70px 0}
  .scene-section{padding:64px 0 56px}
  .phones{height:440px}
  .phone{width:196px;height:400px}
  #bdScene{height:auto;width:100%}
}
@media (max-width:460px){
  .skills-grid,.services-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .phone-front{right:0}.phone-back{left:0}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .marquee-track,.wheel,.wa-pulse,.hero-particles i,.av-chip,.av-ring,
  #bdScene .rays,#bdScene .drift,#bdScene .kite,#bdScene .flagwave,#bdScene .sway,
  #bdScene .rickshaw,#bdScene .wheel,#bdScene .boat,#bdScene .boat>g,#bdScene .bridge-bus,
  #bdScene .shimmer path,#bdScene .bird{animation:none!important}
  .reveal{opacity:1;transform:none}
}

/* ============ THEME TOGGLE + DARK MODE ============ */
#themeToggle{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer;
  font-size:18px;display:grid;place-items:center;box-shadow:0 4px 12px rgba(23,51,78,.12);transition:transform .2s,background .3s;flex:none}
#themeToggle:hover{transform:scale(1.08)}
html[data-theme="dark"] #themeToggle{background:#16294A;border-color:#2A4470}
html[data-theme="dark"] body{background:#071224;color:#C4D6EE}
html[data-theme="dark"] #siteNav.scrolled{background:rgba(7,18,36,.88);box-shadow:0 10px 28px rgba(0,0,0,.45)}
html[data-theme="dark"] .brand-text{color:#F2F7FF}
html[data-theme="dark"] .nav-links a{color:#C4D6EE}
html[data-theme="dark"] .nav-links a:hover{color:#fff;background:rgba(127,227,176,.12)}
html[data-theme="dark"] .nav-links a.active{color:#fff}
html[data-theme="dark"] #navToggle{background:#16294A;border-color:#2A4470}
html[data-theme="dark"] #navToggle span{background:#E8F1FF}
@media (max-width:760px){
  html[data-theme="dark"] .nav-links{background:rgba(7,18,36,.98);box-shadow:-18px 0 44px rgba(0,0,0,.5)}
}
html[data-theme="dark"] .section-soft{background:#0A1830}
html[data-theme="dark"] #services.section-soft{background:#0A1A2E}
html[data-theme="dark"] .section-title,html[data-theme="dark"] .skill h3,html[data-theme="dark"] .service h3,
html[data-theme="dark"] .project-info h3,html[data-theme="dark"] .project-card h3,html[data-theme="dark"] .contact-form h3,
html[data-theme="dark"] .contact-card strong,html[data-theme="dark"] .inquiry-shortcuts p,html[data-theme="dark"] .scene-cap strong{color:#F2F7FF}
html[data-theme="dark"] .card,html[data-theme="dark"] .contact-card,html[data-theme="dark"] .scene-cap,html[data-theme="dark"] .stat{
  background:#0E1E3A;border-color:#1E3355;box-shadow:0 10px 30px rgba(0,0,0,.35)}
html[data-theme="dark"] .stat:nth-child(1){background:#0E2242}html[data-theme="dark"] .stat:nth-child(2){background:#0C2B1E}
html[data-theme="dark"] .stat:nth-child(3){background:#2B2110}html[data-theme="dark"] .stat:nth-child(4){background:#2B1220}
html[data-theme="dark"] .tint-sky{background:linear-gradient(180deg,#10283F,#0E1E3A 62%)}
html[data-theme="dark"] .tint-mint{background:linear-gradient(180deg,#0C2B22,#0E1E3A 62%)}
html[data-theme="dark"] .tint-rose{background:linear-gradient(180deg,#2B1626,#0E1E3A 62%)}
html[data-theme="dark"] .tint-sun{background:linear-gradient(180deg,#2B2110,#0E1E3A 62%)}
html[data-theme="dark"] .tint-lilac{background:linear-gradient(180deg,#1D1B38,#0E1E3A 62%)}
html[data-theme="dark"] .skill p,html[data-theme="dark"] .service p,html[data-theme="dark"] .project-card p,
html[data-theme="dark"] .scene-sub,html[data-theme="dark"] .contact-info>p{color:#93A9C6}
html[data-theme="dark"] .muted,html[data-theme="dark"] .stat small,html[data-theme="dark"] .scene-cap small{color:#8FA5C4}
html[data-theme="dark"] .scene-section{background:linear-gradient(180deg,#071224,#081A2E 30%,#0A2036)}
html[data-theme="dark"] .scene-wrap{border-color:#16294A;filter:brightness(.88) saturate(1.06)}
html[data-theme="dark"] .project-hero{background:linear-gradient(135deg,#0D2140,#1A2436 70%);border-color:#1E3355}
html[data-theme="dark"] .project-info p{color:#C4D6EE}
html[data-theme="dark"] .chips span{background:#10263F;border-color:#1E4470;color:#9CC8FF}
html[data-theme="dark"] .browser-mock{background:#0B1830;border-color:#1E3355}
html[data-theme="dark"] .bm-lines i{background:#22385C}
html[data-theme="dark"] .mini-ui{background:#101E33}
html[data-theme="dark"] .mini-list i,html[data-theme="dark"] .mini-nav{background:#16294A;border-color:#22385C}
html[data-theme="dark"] .chip-btn{background:#0E1E3A;border-color:#2A5A3A;color:#7FE3B0}
html[data-theme="dark"] .chip-btn:hover{background:var(--leaf);color:#fff}
html[data-theme="dark"] .contact-form label{color:#E8F1FF}
html[data-theme="dark"] .contact-form input,html[data-theme="dark"] .contact-form select,html[data-theme="dark"] .contact-form textarea{
  background:#0A1830;border-color:#22385C;color:#E8F1FF}
html[data-theme="dark"] .wa-preview{background:#0C2B1E;border-color:#1E5A3A}
html[data-theme="dark"] .wa-bubble{background:#0E1E3A;color:#E8F1FF}
html[data-theme="dark"] .av-panel{border-color:#16294A;outline-color:#1E4470}
html[data-theme="dark"] .footer-hills path{fill:#071224}
html[data-theme="dark"] ::selection{background:var(--cyan);color:#04101F}