/* ============================================================
   css/style.css — Christian Digman Portfolio
   ============================================================ */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}

:root{
  --bg:#050816;
  --bg2:#080d1c;
  --bg3:#0d1326;
  --card:#101628;
  --border:rgba(255,255,255,0.07);
  --primary:#4F6BFF;
  --secondary:#00C8FF;
  --accent:#6E7BFF;
  --text:#e8ecf5;
  --text2:#8a92b2;
  --text3:#4a5270;
  --white:#ffffff;
  --radius:16px;
  --grad:linear-gradient(90deg,#4F6BFF,#00C8FF);
  --grad-135:linear-gradient(135deg,#4F6BFF,#00C8FF);
}

html{scroll-behavior:smooth;}
body{font-family:'DM Sans',sans-serif;font-size:16px;line-height:1.6;background:var(--bg);color:var(--text);overflow-x:hidden;}
.container{max-width:1200px;margin:0 auto;padding:0 5%;}
.gradient-text{background:var(--grad-135);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.section-label{font-size:.72rem;font-weight:700;letter-spacing:3.5px;color:var(--primary);text-transform:uppercase;margin-bottom:.8rem;display:block;}
.section-heading{font-family:'Syne',sans-serif;font-size:2.2rem;font-weight:800;color:var(--white);line-height:1.25;margin-bottom:.8rem;}
.section-sub{color:var(--text2);font-size:.97rem;line-height:1.75;}
.section-header{text-align:center;margin-bottom:3.5rem;}
.section-header .section-sub{max-width:520px;margin:0 auto;}

/* ===== NAV ===== */
nav{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;align-items:center;justify-content:space-between;padding:1rem 5%;background:rgba(5,8,22,.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);transition:all .3s;}
nav.scrolled{background:rgba(5,8,22,.98);box-shadow:0 4px 30px rgba(0,0,0,.6);}
.logo{display:flex;align-items:center;gap:.7rem;text-decoration:none;}
.logo-img{width:46px;height:46px;flex-shrink:0;object-fit:contain;border-radius:8px;}
.logo-text{font-family:'Syne',sans-serif;font-size:1.2rem;font-weight:800;color:var(--text);}
.logo-text .acc{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.nav-links{display:flex;gap:1.8rem;list-style:none;}
.nav-links a{color:var(--text2);text-decoration:none;font-size:.88rem;font-weight:500;transition:color .3s;position:relative;padding-bottom:2px;}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--grad);border-radius:2px;transition:width .3s;}
.nav-links a:hover,.nav-links a.active{color:var(--white);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.menu-toggle{display:none;background:none;border:none;color:var(--text);font-size:1.3rem;cursor:pointer;}
.mobile-menu{display:none;flex-direction:column;position:fixed;top:62px;left:0;right:0;background:var(--bg2);z-index:999;border-bottom:1px solid var(--border);padding:1rem 5%;}
.mobile-menu.open{display:flex;}
.mobile-menu a{color:var(--text2);text-decoration:none;padding:.75rem 0;border-bottom:1px solid var(--border);font-size:.95rem;font-weight:500;transition:color .2s;}
.mobile-menu a:hover{color:var(--primary);}

/* ===== HERO ===== */
.hero{min-height:100vh;display:flex;align-items:center;justify-content:space-between;padding:100px 5% 5rem;position:relative;overflow:hidden;background:var(--bg);}
.hero-bg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(79,107,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(79,107,255,.04) 1px,transparent 1px);background-size:60px 60px;pointer-events:none;}
.hero-orb{position:absolute;border-radius:50%;pointer-events:none;filter:blur(90px);opacity:.12;}
.orb-1{width:550px;height:550px;background:var(--primary);top:-120px;right:-150px;animation:drift 14s ease-in-out infinite;}
.orb-2{width:350px;height:350px;background:var(--secondary);bottom:-100px;left:5%;animation:drift 16s ease-in-out infinite reverse;}
.orb-3{width:250px;height:250px;background:var(--accent);top:45%;left:-60px;animation:drift 11s ease-in-out infinite 4s;}
@keyframes drift{0%,100%{transform:translate(0,0);}33%{transform:translate(30px,-25px);}66%{transform:translate(-20px,30px);}}
.hero-content{flex:1;z-index:2;max-width:600px;}
.hero-badge{display:inline-flex;align-items:center;gap:.6rem;background:rgba(79,107,255,.1);border:1px solid rgba(79,107,255,.25);color:var(--secondary);padding:.4rem 1rem;border-radius:50px;font-size:.8rem;font-weight:500;margin-bottom:1.8rem;}
.badge-dot{width:7px;height:7px;background:var(--secondary);border-radius:50%;animation:blink 2s ease infinite;}
@keyframes blink{0%,100%{opacity:1;}50%{opacity:.3;}}
.hero h1{font-family:'Syne',sans-serif;font-size:3rem;font-weight:800;line-height:1.2;letter-spacing:-.5px;margin-bottom:1.2rem;color:var(--white);}
.hero h1 span.name{display:block;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.hero-sub{font-size:.97rem;color:var(--text2);line-height:1.8;margin-bottom:2.2rem;max-width:480px;}
.hero-sub .dot{color:var(--secondary);margin:0 .3rem;}
.hero-actions{display:flex;gap:.9rem;flex-wrap:wrap;}
.btn-primary{background:var(--grad-135);color:white;border:none;padding:.8rem 1.7rem;border-radius:10px;font-size:.92rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:.55rem;transition:all .3s;box-shadow:0 4px 20px rgba(79,107,255,.35);text-decoration:none;}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(79,107,255,.5);}
.btn-ghost{background:transparent;color:var(--text);border:1.5px solid var(--border);padding:.8rem 1.7rem;border-radius:10px;font-size:.92rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:.55rem;transition:all .3s;text-decoration:none;}
.btn-ghost:hover{border-color:var(--primary);color:var(--secondary);transform:translateY(-2px);}
.hero-visual{flex:0 0 400px;display:flex;justify-content:center;align-items:center;z-index:2;}
.profile-frame{position:relative;width:340px;height:340px;}
.profile-frame .ring-outer{position:absolute;inset:-14px;border-radius:50%;border:1.5px solid rgba(79,107,255,.25);animation:spin-slow 20s linear infinite;}
.profile-frame .ring-inner{position:absolute;inset:-6px;border-radius:50%;border:1px dashed rgba(0,200,255,.2);animation:spin-slow 12s linear infinite reverse;}
.profile-img-wrap{width:100%;height:100%;border-radius:50%;overflow:hidden;border:3px solid transparent;background:linear-gradient(var(--bg),var(--bg)) padding-box,var(--grad) border-box;box-shadow:0 0 60px rgba(79,107,255,.2),0 0 120px rgba(0,200,255,.08);}
.profile-img-wrap img{width:100%;height:100%;object-fit:cover;object-position:top center;}
.profile-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--bg2),var(--bg3));font-size:6rem;color:rgba(79,107,255,.4);}
.profile-frame .badge-float{position:absolute;bottom:10px;right:-10px;background:rgba(13,19,38,.95);border:1px solid rgba(79,107,255,.3);border-radius:12px;padding:.6rem 1rem;display:flex;align-items:center;gap:.5rem;backdrop-filter:blur(10px);}
.badge-float .bf-icon{width:32px;height:32px;background:var(--grad-135);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.9rem;color:white;}
.badge-float .bf-text{font-size:.76rem;color:var(--text2);}
.badge-float .bf-text strong{display:block;color:var(--white);font-size:.82rem;}
@keyframes spin-slow{to{transform:rotate(360deg);}}
.profile-frame{animation:float-profile 6s ease-in-out infinite;}
@keyframes float-profile{0%,100%{transform:translateY(0);}50%{transform:translateY(-12px);}}

/* ===== ABOUT ===== */
.about{padding:6rem 0;background:var(--bg2);}
.about-grid{display:grid;grid-template-columns:300px 1fr;gap:3.5rem;align-items:start;max-width:1000px;margin:0 auto;}
.about-left{display:flex;flex-direction:column;align-items:center;gap:1.5rem;}
.about-photo-frame{width:240px;height:240px;border-radius:50%;overflow:hidden;border:3px solid transparent;background:linear-gradient(var(--bg2),var(--bg2)) padding-box,var(--grad) border-box;box-shadow:0 0 40px rgba(79,107,255,.15);}
.about-photo-frame img{width:100%;height:100%;object-fit:cover;object-position:top center;}
.about-badge{text-align:center;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:.9rem 1.2rem;width:100%;}
.about-badge strong{display:block;font-family:'Syne',sans-serif;font-size:.9rem;color:var(--white);}
.about-badge span{font-size:.78rem;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:600;}
.about-right{display:flex;flex-direction:column;gap:2rem;}
.about-desc{color:var(--text2);line-height:1.85;font-size:.95rem;}
.about-desc strong{color:var(--white);}
.about-tags{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:.5rem;}
.tag{display:inline-flex;align-items:center;gap:.4rem;background:rgba(79,107,255,.09);border:1px solid rgba(79,107,255,.2);color:var(--secondary);padding:.38rem .9rem;border-radius:50px;font-size:.79rem;font-weight:500;}

/* ===== EDUCATION / EXPERIENCE DUAL TIMELINE ===== */
.edu-exp{padding:5rem 0;background:var(--bg);}
.dual-timeline{display:grid;grid-template-columns:1fr 1fr;gap:3rem;margin-top:3rem;}
.tl-col-head{font-family:'Syne',sans-serif;font-size:1.05rem;font-weight:700;color:var(--white);margin-bottom:1.8rem;display:flex;align-items:center;gap:.7rem;}
.tl-col-head i{color:var(--secondary);}
.timeline{position:relative;padding-left:1.5rem;}
.timeline::before{content:'';position:absolute;left:5px;top:6px;bottom:0;width:1px;background:linear-gradient(to bottom,var(--primary),transparent);}
.tl-item{position:relative;padding-left:1.5rem;margin-bottom:1.8rem;}
.tl-item::before{content:'';position:absolute;left:-1.5rem;top:5px;width:11px;height:11px;border-radius:50%;background:var(--grad-135);box-shadow:0 0 0 4px rgba(79,107,255,.15);transition:box-shadow .3s;}
.tl-item:hover::before{box-shadow:0 0 0 8px rgba(79,107,255,.12),0 0 12px rgba(79,107,255,.4);}
.tl-year{font-size:.7rem;font-weight:700;letter-spacing:1.5px;color:var(--secondary);text-transform:uppercase;margin-bottom:.3rem;display:block;}
.tl-title{font-family:'Syne',sans-serif;font-size:.92rem;font-weight:700;color:var(--white);margin-bottom:.15rem;}
.tl-org{font-size:.82rem;color:var(--text2);}
.tl-desc{font-size:.8rem;color:var(--text3);margin-top:.35rem;line-height:1.55;}

/* ===== TECH STACK ===== */
.techstack { padding: 6rem 0; background: var(--bg2); }

.tech-categories { display: flex; flex-direction: column; gap: 0; max-width: 900px; margin: 0 auto; }

.tech-cat-row { padding: 1.4rem 0; border-bottom: 1px solid var(--border); display: flex; align-items: flex-start; gap: 2rem; }
.tech-cat-row:last-child { border-bottom: none; }

.tech-cat-name {
  flex: 0 0 130px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  background: var(--grad-135);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  padding-top: .35rem;
}

.tech-pills { display: flex; flex-wrap: wrap; gap: .45rem; flex: 1; }

.tech-pill {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  color: var(--text2);
  padding: .3rem .75rem;
  border-radius: 8px;
  font-size: .8rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  transition: all .2s;
}
.tech-pill:hover { background: rgba(79,107,255,.12); border-color: rgba(79,107,255,.3); color: var(--white); }

.tech-icon { width: 15px; height: 15px; object-fit: contain; flex-shrink: 0; }
.tech-icon-fa { font-size: .8rem; color: var(--secondary); width: 15px; text-align: center; flex-shrink: 0; }

/* ===== PROJECTS ===== */
.projects{padding:6rem 0;background:var(--bg);}
.project-filters{display:flex;gap:.55rem;justify-content:center;flex-wrap:wrap;margin-bottom:2.5rem;}
.filter-btn{background:var(--card);border:1px solid var(--border);color:var(--text2);padding:.48rem 1.2rem;border-radius:8px;cursor:pointer;font-size:.86rem;font-weight:500;transition:all .3s;}
.filter-btn:hover,.filter-btn.active{background:var(--grad-135);border-color:transparent;color:white;}
.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.6rem;}
.projects-loading,.projects-empty{grid-column:1/-1;text-align:center;padding:4rem 0;color:var(--text3);}
.projects-loading i,.projects-empty i{font-size:2rem;display:block;margin-bottom:1rem;}

/* ===== ENHANCED PROJECT CARDS ===== */
.project-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;cursor:pointer;transition:all .35s cubic-bezier(.25,.8,.25,1);display:flex;flex-direction:column;position:relative;}
.project-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .35s ease;z-index:2;}
.project-card:hover{transform:translateY(-8px);border-color:rgba(79,107,255,.4);box-shadow:0 20px 60px rgba(0,0,0,.6);}
.project-card:hover::before{transform:scaleX(1);}
.project-thumb-wrap{position:relative;overflow:hidden;aspect-ratio:16/9;}
.project-thumb{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.project-card:hover .project-thumb{transform:scale(1.06);}
.project-thumb-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(5,8,22,.9) 0%,rgba(5,8,22,.3) 50%,transparent 100%);}
.project-cat-badge{position:absolute;top:.75rem;left:.75rem;z-index:3;font-size:.65rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;background:rgba(13,19,38,.85);border:1px solid rgba(79,107,255,.35);color:var(--secondary);padding:.25rem .6rem;border-radius:6px;backdrop-filter:blur(4px);}
.project-hover-actions{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:.6rem;flex-wrap:wrap;padding:1rem;opacity:0;transition:opacity .3s ease;background:rgba(5,8,22,.55);backdrop-filter:blur(3px);z-index:4;}
.project-card:hover .project-hover-actions{opacity:1;}
.pha-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.48rem 1rem;border-radius:8px;font-size:.79rem;font-weight:600;text-decoration:none;transition:all .2s;border:1.5px solid;cursor:pointer;font-family:'DM Sans',sans-serif;}
.pha-btn.code{background:rgba(13,19,38,.9);border-color:rgba(79,107,255,.5);color:#7f9fff;}
.pha-btn.code:hover{background:rgba(79,107,255,.25);border-color:var(--primary);color:white;}
.pha-btn.live{background:var(--grad-135);border-color:transparent;color:white;}
.pha-btn.live:hover{opacity:.85;}
.pha-btn.detail{background:rgba(13,19,38,.9);border-color:rgba(255,255,255,.15);color:var(--text2);}
.pha-btn.detail:hover{border-color:rgba(255,255,255,.35);color:white;}
.project-no-thumb{aspect-ratio:16/9;background:var(--bg3);display:flex;align-items:center;justify-content:center;font-size:2.5rem;color:var(--text3);}
.project-body{padding:1.1rem 1.2rem;flex:1;display:flex;flex-direction:column;gap:.35rem;}
.project-title{font-family:'Syne',sans-serif;font-size:.98rem;font-weight:700;color:var(--white);line-height:1.35;}
.project-desc{color:var(--text2);font-size:.82rem;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1;}
.project-tags{display:flex;flex-wrap:wrap;gap:.3rem;margin-top:.4rem;}
.project-tag{font-size:.68rem;font-weight:500;background:rgba(79,107,255,.08);border:1px solid rgba(79,107,255,.18);color:var(--text3);padding:.18rem .55rem;border-radius:5px;}
.project-card:hover .project-tag{color:var(--text2);background:rgba(79,107,255,.13);}
.project-footer{padding:.75rem 1.2rem;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:.5rem;}
.project-links{display:flex;gap:.4rem;}
.project-link-icon{width:30px;height:30px;background:var(--bg3);border:1px solid var(--border);border-radius:7px;display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:.78rem;text-decoration:none;transition:all .25s;}
.project-link-icon:hover{border-color:var(--primary);color:var(--secondary);transform:scale(1.12);}
.project-year{font-size:.72rem;color:var(--text3);letter-spacing:.5px;}
.view-btn{font-size:.78rem;color:var(--secondary);font-weight:600;display:flex;align-items:center;gap:.3rem;transition:gap .2s;}
.project-card:hover .view-btn{gap:.5rem;}

/* ===== CERTIFICATIONS ===== */
.certifications{padding:6rem 0;background:var(--bg);}
.certs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.2rem;}
.cert-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.4rem 1.4rem 1.4rem 1.2rem;display:flex;align-items:center;gap:1.1rem;transition:all .3s;position:relative;overflow:hidden;}
.cert-card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad);border-radius:3px 0 0 3px;transform:scaleY(0);transform-origin:bottom;transition:transform .3s;}
.cert-card:hover{border-color:rgba(79,107,255,.3);transform:translateY(-3px);box-shadow:0 10px 35px rgba(0,0,0,.4);}
.cert-card:hover::before{transform:scaleY(1);}
.cert-icon-wrap{width:48px;height:48px;flex-shrink:0;background:linear-gradient(135deg,rgba(79,107,255,.2),rgba(0,200,255,.12));border-radius:12px;display:flex;align-items:center;justify-content:center;}
.cert-icon{font-size:1.2rem;color:var(--secondary);}
.cert-body{flex:1;min-width:0;}
.cert-issuer{font-size:.7rem;font-weight:700;letter-spacing:2px;color:var(--secondary);text-transform:uppercase;margin-bottom:.2rem;}
.cert-title{font-family:'Syne',sans-serif;font-size:.9rem;font-weight:700;color:var(--white);line-height:1.3;margin-bottom:.5rem;}
.cert-meta{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;}
.cert-date{font-size:.76rem;color:var(--text3);display:flex;align-items:center;gap:.35rem;}
.cert-date i{color:var(--primary);font-size:.68rem;}
.cert-badge{font-size:.68rem;font-weight:700;background:rgba(79,107,255,.1);border:1px solid rgba(79,107,255,.2);color:var(--secondary);padding:.18rem .6rem;border-radius:20px;letter-spacing:.5px;text-transform:uppercase;}
.cert-view-btn{width:32px;height:32px;flex-shrink:0;background:var(--bg3);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text3);text-decoration:none;font-size:.78rem;transition:all .3s;}
.cert-view-btn:hover{border-color:var(--primary);color:var(--secondary);transform:scale(1.1);}

/* ===== SERVICES ===== */
.services{padding:6rem 0;background:var(--bg2);}
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;}
.service-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.4rem 1.2rem;transition:all .3s;position:relative;overflow:hidden;}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .3s;}
.service-card:hover{transform:translateY(-6px);border-color:rgba(79,107,255,.3);}
.service-card:hover::before{transform:scaleX(1);}
.service-card.featured{background:linear-gradient(145deg,rgba(79,107,255,.09),rgba(0,200,255,.05));border-color:rgba(79,107,255,.25);}
.service-num{font-family:'Syne',sans-serif;font-size:2rem;font-weight:800;color:rgba(79,107,255,.08);position:absolute;top:.8rem;right:.8rem;line-height:1;}
.service-icon{width:40px;height:40px;background:linear-gradient(135deg,rgba(79,107,255,.2),rgba(0,200,255,.15));border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1rem;color:var(--secondary);margin-bottom:1rem;}
.service-card h3{font-family:'Syne',sans-serif;font-size:.95rem;font-weight:700;color:var(--white);margin-bottom:.5rem;}
.service-card > p{color:var(--text2);font-size:.8rem;line-height:1.6;margin-bottom:1rem;}
.service-list{list-style:none;}
.service-list li{color:var(--text2);font-size:.78rem;padding:.25rem 0;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:.4rem;}
.service-list li::before{content:'→';color:var(--secondary);font-weight:700;}

/* ===== CONTACT ===== */
.contact{padding:6rem 0;background:var(--bg);}
.contact-wrap{display:grid;grid-template-columns:1fr 1.5fr;gap:3rem;align-items:start;}
.contact-info{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;}
.contact-info h3{font-family:'Syne',sans-serif;font-size:1.25rem;font-weight:700;color:var(--white);margin-bottom:1.8rem;}
.contact-item{display:flex;gap:1rem;margin-bottom:1.5rem;align-items:flex-start;}
.ci-icon{width:40px;height:40px;flex-shrink:0;background:linear-gradient(135deg,rgba(79,107,255,.2),rgba(0,200,255,.12));border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--secondary);font-size:.95rem;}
.contact-item h4{color:var(--white);font-size:.86rem;font-weight:600;margin-bottom:.2rem;}
.contact-item p{color:var(--text2);font-size:.86rem;line-height:1.6;}
.contact-social{display:flex;gap:.6rem;margin-top:1.8rem;}
.cs-link{width:40px;height:40px;background:var(--bg3);border:1px solid var(--border);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--text2);font-size:.93rem;text-decoration:none;transition:all .3s;}
.cs-link:hover{border-color:var(--primary);color:var(--secondary);transform:translateY(-3px);}
.contact-form-wrap{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem;}
.form-group{margin-bottom:1.2rem;}
.form-group label{display:block;color:var(--text2);font-size:.85rem;font-weight:500;margin-bottom:.45rem;}
.form-group label span{color:var(--secondary);}
.form-group input,.form-group textarea{width:100%;background:var(--bg3);border:1.5px solid var(--border);border-radius:10px;padding:.78rem 1rem;color:var(--text);font-size:.9rem;font-family:'DM Sans',sans-serif;transition:all .3s;}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(79,107,255,.1);}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--text3);}
.form-group textarea{resize:vertical;min-height:120px;}
.submit-btn{width:100%;justify-content:center;margin-top:.5rem;}
.form-message{margin-top:1rem;padding:.75rem 1rem;border-radius:8px;font-size:.86rem;font-weight:500;display:none;}
.form-message.success{background:rgba(79,107,255,.12);border:1px solid rgba(79,107,255,.3);color:var(--secondary);display:block;}
.form-message.error{background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.3);color:#ef4444;display:block;}

/* ===== FOOTER ===== */
footer{background:var(--bg);border-top:1px solid var(--border);padding:4rem 0 2rem;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:2.5rem;margin-bottom:2.5rem;}
.footer-brand p{color:var(--text2);font-size:.86rem;line-height:1.7;margin:1rem 0 1.3rem;}
.footer-socials{display:flex;gap:.6rem;}
.footer-socials a{width:36px;height:36px;background:var(--card);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text2);font-size:.88rem;text-decoration:none;transition:all .3s;}
.footer-socials a:hover{border-color:var(--primary);color:var(--secondary);}
.footer-links h4,.footer-contact h4{font-family:'Syne',sans-serif;color:var(--white);font-size:.93rem;font-weight:700;margin-bottom:1rem;}
.footer-links ul{list-style:none;}
.footer-links li{margin-bottom:.52rem;}
.footer-links a{color:var(--text2);text-decoration:none;font-size:.85rem;transition:color .2s;}
.footer-links a:hover{color:var(--secondary);}
.footer-contact p{color:var(--text2);font-size:.83rem;margin-bottom:.52rem;display:flex;align-items:center;gap:.5rem;}
.footer-contact i{color:var(--primary);width:14px;}
.footer-bottom{border-top:1px solid var(--border);padding-top:1.8rem;text-align:center;color:var(--text3);font-size:.83rem;}

/* ===== MODAL ===== */
.modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.82);backdrop-filter:blur(8px);z-index:2000;justify-content:center;align-items:center;padding:1.5rem;}
.modal.open{display:flex;}
.modal-box{background:var(--bg2);border:1px solid var(--border);border-radius:20px;width:100%;max-width:900px;max-height:88vh;overflow:hidden;position:relative;box-shadow:0 30px 80px rgba(0,0,0,.7);display:flex;flex-direction:column;height:88vh;}
.modal-inner{display:flex;flex:1;overflow:hidden;min-height:0;}
.modal-close{position:absolute;top:1rem;right:1rem;z-index:10;background:rgba(13,19,38,.9);border:1px solid var(--border);color:var(--text2);width:34px;height:34px;border-radius:8px;cursor:pointer;font-size:.88rem;display:flex;align-items:center;justify-content:center;transition:all .2s;}
.modal-close:hover{border-color:#ef4444;color:#ef4444;}
.modal-layout{display:flex;flex:1;overflow:hidden;min-height:0;height:100%;}
.modal-left{flex:0 0 42%;background:rgba(5,8,22,.6);border-right:1px solid var(--border);display:flex;flex-direction:column;gap:1rem;padding:1.4rem;overflow-y:auto;}
.modal-main-thumb{width:100%;aspect-ratio:16/9;border-radius:10px;overflow:hidden;border:1px solid rgba(79,107,255,.2);background:var(--bg3);flex-shrink:0;}
.modal-main-thumb img{width:100%;height:100%;object-fit:cover;}
.modal-main-thumb video{width:100%;height:100%;object-fit:cover;}
.modal-gallery-grid{display:grid;grid-template-columns:1fr 1fr;gap:.6rem;}
.modal-gallery-item{border-radius:8px;overflow:hidden;background:var(--bg3);border:1px solid var(--border);cursor:pointer;transition:border-color .2s;aspect-ratio:16/9;}
.modal-gallery-item:hover{border-color:rgba(79,107,255,.4);}
.modal-gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .3s;}
.modal-gallery-item:hover img{transform:scale(1.05);}
.modal-gallery-item video{width:100%;height:100%;object-fit:cover;}
.modal-action-btns{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:auto;padding-top:.5rem;border-top:1px solid var(--border);}
.modal-act-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.45rem .95rem;border-radius:8px;font-size:.8rem;font-weight:600;text-decoration:none;transition:all .25s;cursor:pointer;border:1.5px solid;font-family:'DM Sans',sans-serif;}
.modal-act-btn.live{background:var(--grad-135);border-color:transparent;color:white;}
.modal-act-btn.live:hover{opacity:.85;}
.modal-act-btn.code{background:rgba(79,107,255,.1);border-color:rgba(79,107,255,.3);color:#7f9fff;}
.modal-act-btn.code:hover{background:rgba(79,107,255,.2);color:white;}
.modal-right{flex:1;padding:1.6rem 1.8rem;overflow-y:auto;display:flex;flex-direction:column;gap:1.2rem;scrollbar-width:thin;scrollbar-color:rgba(79,107,255,.3) transparent;}
.modal-right::-webkit-scrollbar{width:4px;}
.modal-right::-webkit-scrollbar-track{background:transparent;}
.modal-right::-webkit-scrollbar-thumb{background:rgba(79,107,255,.3);border-radius:4px;}
.modal-cat{font-size:.68rem;font-weight:700;letter-spacing:2.5px;color:var(--secondary);text-transform:uppercase;}
.modal-title{font-family:'Syne',sans-serif;font-size:1.55rem;font-weight:800;color:var(--white);line-height:1.25;}
.modal-year{font-size:.8rem;color:var(--text3);display:flex;align-items:center;gap:.4rem;}
.modal-year i{color:var(--primary);font-size:.72rem;}
.modal-desc{color:var(--text2);line-height:1.82;font-size:.88rem;}
.modal-tech-label{font-size:.68rem;font-weight:700;letter-spacing:1.5px;color:var(--text3);text-transform:uppercase;margin-bottom:.6rem;display:block;}
.modal-tech-pills{display:flex;flex-wrap:wrap;gap:.4rem;}
.modal-tech-pill{background:rgba(79,107,255,.1);border:1px solid rgba(79,107,255,.25);color:var(--secondary);padding:.3rem .85rem;border-radius:50px;font-size:.78rem;font-weight:600;transition:all .2s;}
.modal-tech-pill:hover{background:rgba(79,107,255,.2);color:var(--white);}
.modal-no-media{text-align:center;padding:2rem;color:var(--text3);}
.modal-no-media i{font-size:2rem;display:block;margin-bottom:.5rem;}

/* ===== LIGHTBOX ===== */
.lightbox{display:none;position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:3000;align-items:center;justify-content:center;padding:1.5rem;}
.lightbox.open{display:flex;}
.lightbox img{max-width:90vw;max-height:88vh;object-fit:contain;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.8);}
.lightbox-close{position:absolute;top:1rem;right:1rem;background:rgba(13,19,38,.9);border:1px solid var(--border);color:var(--text2);width:36px;height:36px;border-radius:8px;cursor:pointer;font-size:.9rem;display:flex;align-items:center;justify-content:center;transition:all .2s;z-index:3001;}
.lightbox-close:hover{border-color:#ef4444;color:#ef4444;}

/* ===== SCROLL REVEAL ===== */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease;}
.reveal.visible{opacity:1;transform:none;}
.reveal-l{opacity:0;transform:translateX(-30px);transition:opacity .7s ease,transform .7s ease;}
.reveal-l.visible{opacity:1;transform:none;}
.reveal-r{opacity:0;transform:translateX(30px);transition:opacity .7s ease,transform .7s ease;}
.reveal-r.visible{opacity:1;transform:none;}

/* ════════════════════════════════════
   CHAT WIDGET
   ════════════════════════════════════ */

#chatWidget {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.8rem;
}

#chatBox {
    display: none;
    flex-direction: column;
    width: 330px;
    height: 460px;
    background: #0b0f1a;
    border: 1px solid rgba(79,107,255,0.25);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}

#chatBox.open {
    display: flex;
}

.chat-toggle-btn {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    background: linear-gradient(135deg, #4F6BFF, #00C8FF);
    color: white;
    border: none;
    padding: 0.7rem 1.2rem;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(79,107,255,0.4);
    font-family: 'DM Sans', sans-serif;
    transition: transform .2s, box-shadow .2s;
}

.chat-toggle-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(79,107,255,0.55);
}

.chat-header {
    background: linear-gradient(135deg, #4F6BFF, #00C8FF);
    padding: 0.85rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.chat-avatar {
    width: 34px;
    height: 34px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    color: white;
}

.chat-name {
    color: white;
    font-weight: 700;
    font-size: 0.88rem;
    line-height: 1.2;
}

.chat-status {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    color: rgba(255,255,255,0.85);
    font-size: 0.7rem;
    margin-top: 1px;
}

.chat-dot {
    width: 6px;
    height: 6px;
    background: #34d399;
    border-radius: 50%;
    flex-shrink: 0;
}

.chat-close-btn {
    background: rgba(255,255,255,0.18);
    border: none;
    color: white;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 0.9rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    background: #0b0f1a;
    scrollbar-width: thin;
    scrollbar-color: rgba(79,107,255,.3) transparent;
}

.chat-messages::-webkit-scrollbar { width: 3px; }
.chat-messages::-webkit-scrollbar-thumb { background: rgba(79,107,255,.3); border-radius: 3px; }

.chat-msg { display: flex; }
.chat-msg.bot  { justify-content: flex-start; }
.chat-msg.user { justify-content: flex-end; }

.chat-bubble {
    max-width: 82%;
    padding: 0.55rem 0.85rem;
    border-radius: 12px;
    font-size: 0.84rem;
    line-height: 1.5;
    word-break: break-word;
}

.chat-msg.bot .chat-bubble {
    background: #111827;
    color: #e2e8f4;
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 4px 12px 12px 12px;
}

.chat-msg.user .chat-bubble {
    background: linear-gradient(135deg, #4F6BFF, #00C8FF);
    color: white;
    border-radius: 12px 4px 12px 12px;
}

.chat-typing .chat-bubble {
    display: flex;
    gap: 5px;
    align-items: center;
    padding: 0.7rem 1rem;
}

.chat-typing .dot {
    width: 7px;
    height: 7px;
    background: #8a92b2;
    border-radius: 50%;
    animation: typingBounce 1.2s infinite ease-in-out;
}

.chat-typing .dot:nth-child(1) { animation-delay: 0s; }
.chat-typing .dot:nth-child(2) { animation-delay: 0.2s; }
.chat-typing .dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30%            { transform: translateY(-5px); opacity: 1; }
}

.chat-input-wrap {
    display: flex;
    gap: 0.5rem;
    padding: 0.7rem;
    border-top: 1px solid rgba(255,255,255,0.06);
    background: #0f1422;
    flex-shrink: 0;
    align-items: center;
}

.chat-input-wrap input {
    flex: 1;
    min-width: 0;
    background: #111827;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    color: #e2e8f4;
    font-size: 0.83rem;
    outline: none;
    height: 36px;
    font-family: 'DM Sans', sans-serif;
    transition: border-color .2s;
}

.chat-input-wrap input:focus {
    border-color: rgba(79,107,255,0.5);
}

.chat-input-wrap input::placeholder { color: #4a5270; }

#chatSendBtn {
    width: 34px;
    height: 34px;
    min-width: 34px;
    background: linear-gradient(135deg, #4F6BFF, #00C8FF);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: opacity .2s;
}

#chatSendBtn:hover { opacity: 0.85; }
#chatSendBtn:disabled { opacity: 0.5; cursor: not-allowed; }

@media (max-width: 480px) {
    #chatWidget { bottom: 1rem; right: 1rem; }
    #chatBox { width: calc(100vw - 2rem); }
}

@media (max-width: 600px) {
  .tech-cat-row { flex-direction: column; gap: .6rem; }
  .tech-cat-name { flex: none; padding-top: 0; }
}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
    .hero h1{font-size:2.4rem;}
    .section-heading{font-size:2rem;}
    .services-grid{grid-template-columns:repeat(2,1fr);}
    .footer-grid{grid-template-columns:1fr 1fr;gap:2rem;}
    .hero-visual{flex:0 0 320px;}
    .profile-frame{width:280px;height:280px;}
}
@media(max-width:768px){
    .nav-links{display:none;}
    .menu-toggle{display:block;}
    .hero{flex-direction:column-reverse;padding-top:90px;text-align:center;gap:2.5rem;padding-bottom:4rem;}
    .hero h1{font-size:1.9rem;}
    .hero-sub{margin:0 auto 1.8rem;}
    .hero-actions{justify-content:center;}
    .hero-visual{flex:none;width:100%;}
    .profile-frame{width:230px;height:230px;margin:0 auto;}
    .section-heading{font-size:1.75rem;}
    .about-grid{grid-template-columns:1fr;gap:2rem;}
    .about-left{align-items:center;}
    .dual-timeline{grid-template-columns:1fr;}
    .services-grid{grid-template-columns:1fr;}
    .certs-grid{grid-template-columns:1fr;}
    .contact-wrap{grid-template-columns:1fr;gap:1.5rem;}
    .form-row{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;gap:1.8rem;}
    .tech-categories{grid-template-columns:1fr 1fr;}
}
@media(max-width:480px){
    .hero h1{font-size:1.65rem;}
    .section-heading{font-size:1.5rem;}
    .tech-categories{grid-template-columns:1fr;}
}
@media(max-width:700px){
    .modal-layout{flex-direction:column;}
    .modal-left{flex:none;border-right:none;border-bottom:1px solid var(--border);}
    .modal-gallery-grid{grid-template-columns:1fr 1fr 1fr;}
    .modal-main-thumb{aspect-ratio:16/7;}
}