/* ╔══════════════════════════════════════════╗
   ║          VARIABLES & RESET               ║
   ╚══════════════════════════════════════════╝ */
:root {
  --primary: #ff6b6b;
  --primary-dark: #ee5a5a;
  --secondary: #4ecdc4;
  --accent-yellow: #ffe66d;
  --accent-purple: #a29bfe;
  --accent-pink: #fd79a8;
  --accent-cyan: #00cec9;
  --accent-blue: #0984e3;
  --bg: #0a0a1a;
  --bg-card: rgba(255,255,255,.03);
  --bg-glass: rgba(255,255,255,.05);
  --text: #f1f1f4;
  --text-muted: #a0a0b8;
  --border: rgba(255,255,255,.07);
  --radius: 18px;
  --transition: .35s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);overflow-x:hidden;line-height:1.7}
a{color:inherit;text-decoration:none}ul{list-style:none}img{max-width:100%;display:block}
.container{max-width:1100px;margin:0 auto;padding:0 24px}

/* ── PARTICLES ── */
#particles{position:fixed;inset:0;z-index:0;pointer-events:none}

/* ╔══════════════════════════════════════════╗
   ║          NAVBAR                          ║
   ╚══════════════════════════════════════════╝ */
.navbar{position:fixed;top:0;left:0;width:100%;display:flex;align-items:center;justify-content:space-between;padding:16px 32px;background:rgba(10,10,26,.6);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);z-index:1000;transition:var(--transition)}
.navbar.scrolled{padding:10px 32px;background:rgba(10,10,26,.92)}
.nav-logo{font-weight:900;font-size:22px;display:flex;gap:8px;align-items:center;background:linear-gradient(135deg,var(--primary),var(--accent-yellow));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-logo i{font-size:26px}
.nav-links{display:flex;gap:28px}
.nav-links a{font-size:14px;font-weight:500;color:var(--text-muted);position:relative;transition:var(--transition)}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2.5px;background:linear-gradient(90deg,var(--primary),var(--accent-yellow));border-radius:2px;transition:var(--transition)}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:24px;cursor:pointer}
@media(max-width:768px){
  .nav-links{position:fixed;top:0;right:-100%;width:260px;height:100vh;flex-direction:column;padding:80px 32px 32px;background:rgba(10,10,26,.97);backdrop-filter:blur(20px);border-left:1px solid var(--border);transition:var(--transition)}
  .nav-links.open{right:0}
  .nav-toggle{display:block}
}

/* ╔══════════════════════════════════════════╗
   ║          HERO                            ║
   ╚══════════════════════════════════════════╝ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:120px 24px 80px;z-index:1}
.hero-content{position:relative;z-index:2}
.hero-greeting{font-size:18px;font-weight:600;color:var(--secondary);margin-bottom:8px}
.hero-name{font-size:clamp(40px,8vw,80px);font-weight:900;background:linear-gradient(135deg,var(--primary),var(--accent-yellow),var(--secondary),var(--accent-purple));background-size:300% 300%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:gradientShift 6s ease infinite;line-height:1.1;margin-bottom:12px}
@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
.hero-role{font-size:20px;color:var(--text-muted);height:32px;margin-bottom:28px}
.cursor{animation:blink .7s infinite;color:var(--primary)}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}
.hero-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-orbs{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(100px);animation:floatOrb 10s ease-in-out infinite alternate}
.orb-1{width:420px;height:420px;background:rgba(255,107,107,.2);top:10%;left:10%}
.orb-2{width:350px;height:350px;background:rgba(78,205,196,.18);top:50%;right:5%;animation-delay:-3s}
.orb-3{width:300px;height:300px;background:rgba(162,155,254,.15);bottom:5%;left:40%;animation-delay:-6s}
@keyframes floatOrb{0%{transform:translate(0,0) scale(1)}100%{transform:translate(40px,-30px) scale(1.15)}}

/* ╔══════════════════════════════════════════╗
   ║          BUTTONS                         ║
   ╚══════════════════════════════════════════╝ */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 30px;border-radius:50px;font-size:15px;font-weight:600;cursor:pointer;border:none;transition:var(--transition)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent-pink));color:#fff;box-shadow:0 4px 20px rgba(255,107,107,.3)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 10px 35px rgba(255,107,107,.45)}
.btn-outline{border:1.5px solid var(--border);color:var(--text);background:transparent}
.btn-outline:hover{border-color:var(--secondary);color:var(--secondary)}
.btn-sm{padding:10px 22px;font-size:14px}

/* ╔══════════════════════════════════════════╗
   ║          SECTIONS                        ║
   ╚══════════════════════════════════════════╝ */
.section{position:relative;padding:100px 0;z-index:1}
.section-alt{background:rgba(255,255,255,.015)}
.section-title{text-align:center;font-size:34px;font-weight:800;margin-bottom:48px;display:flex;align-items:center;justify-content:center;gap:10px}
.section-title i{background:linear-gradient(135deg,var(--primary),var(--accent-yellow));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-desc{text-align:center;color:var(--text-muted);font-size:16px;margin-top:-32px;margin-bottom:40px}

/* ╔══════════════════════════════════════════╗
   ║          ABOUT                           ║
   ╚══════════════════════════════════════════╝ */
.about-grid{display:grid;grid-template-columns:300px 1fr;gap:48px;align-items:center}
.about-image{display:flex;justify-content:center}
.img-placeholder{width:260px;height:260px;border-radius:50%;background:var(--bg-glass);border:3px solid transparent;background-image:linear-gradient(var(--bg),var(--bg)),linear-gradient(135deg,var(--primary),var(--secondary),var(--accent-purple));background-origin:border-box;background-clip:padding-box,border-box;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--text-muted);font-size:14px}
.img-placeholder i{font-size:48px;color:var(--primary)}
.about-text p{color:var(--text-muted);margin-bottom:28px;font-size:16px}
.about-stats{display:flex;gap:20px;flex-wrap:wrap}
.stat-card{flex:1;min-width:100px;text-align:center;padding:22px;border-radius:var(--radius);background:var(--bg-glass);border:1px solid var(--border);transition:var(--transition)}
.stat-card:hover{border-color:var(--primary);transform:translateY(-4px)}
.stat-number{display:block;font-size:34px;font-weight:900;background:linear-gradient(135deg,var(--primary),var(--accent-yellow));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-label{font-size:13px;color:var(--text-muted)}
@media(max-width:768px){.about-grid{grid-template-columns:1fr;text-align:center}}

/* ╔══════════════════════════════════════════╗
   ║          SKILLS                          ║
   ╚══════════════════════════════════════════╝ */
.skills-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:20px}
.skill-card{padding:26px;text-align:center;border-radius:var(--radius);background:var(--bg-glass);border:1px solid var(--border);transition:var(--transition)}
.skill-card:hover{transform:translateY(-6px);border-color:var(--card-accent,var(--primary));box-shadow:0 12px 40px color-mix(in srgb,var(--card-accent,var(--primary)) 20%,transparent)}
.skill-card i{font-size:40px;color:var(--card-accent,var(--primary));margin-bottom:10px}
.skill-card h3{font-size:15px;font-weight:600;margin-bottom:14px}
.skill-bar{width:100%;height:7px;background:var(--border);border-radius:4px;overflow:hidden}
.skill-fill{height:100%;width:0;border-radius:4px;background:linear-gradient(90deg,var(--card-accent,var(--primary)),color-mix(in srgb,var(--card-accent,var(--primary)) 60%,#fff));transition:width 1.2s ease}

/* ╔══════════════════════════════════════════╗
   ║          PROJECTS — FILTER BAR           ║
   ╚══════════════════════════════════════════╝ */
.filter-bar{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:36px}
.filter-btn{padding:10px 24px;border-radius:50px;border:1.5px solid var(--border);background:transparent;color:var(--text-muted);font-size:14px;font-weight:600;cursor:pointer;transition:var(--transition);font-family:inherit}
.filter-btn:hover{border-color:var(--primary);color:var(--primary)}
.filter-btn.active{background:linear-gradient(135deg,var(--primary),var(--accent-pink));color:#fff;border-color:transparent;box-shadow:0 4px 18px rgba(255,107,107,.3)}

/* ╔══════════════════════════════════════════╗
   ║          PROJECTS — CARDS                ║
   ╚══════════════════════════════════════════╝ */
.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}

.project-card{border-radius:var(--radius);background:var(--bg-glass);border:1px solid var(--border);overflow:hidden;transition:var(--transition)}
.project-card:hover{transform:translateY(-6px);border-color:rgba(255,255,255,.15);box-shadow:0 16px 50px rgba(0,0,0,.3)}
.project-card.hidden{display:none}

/* Thumbnail */
.project-thumb{position:relative;height:200px;display:grid;place-items:center;background:color-mix(in srgb,var(--thumb,var(--primary)) 12%,var(--bg));overflow:hidden}
.project-thumb i{font-size:56px;color:var(--thumb,var(--primary));transition:var(--transition)}
.project-card:hover .project-thumb i{transform:scale(1.15) rotate(-5deg)}

/* Overlay on hover */
.project-overlay{position:absolute;inset:0;display:grid;place-items:center;background:rgba(10,10,26,.7);backdrop-filter:blur(6px);opacity:0;transition:var(--transition)}
.project-card:hover .project-overlay{opacity:1}
.project-detail-btn{padding:12px 26px;border-radius:50px;background:linear-gradient(135deg,var(--primary),var(--accent-pink));color:#fff;border:none;font-size:14px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:var(--transition);font-family:inherit}
.project-detail-btn:hover{transform:scale(1.06);box-shadow:0 6px 24px rgba(255,107,107,.4)}

/* Info */
.project-info{padding:20px 22px 22px}
.project-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.project-tags span{padding:4px 12px;border-radius:20px;font-size:11px;font-weight:600;background:color-mix(in srgb,var(--tag,var(--primary)) 15%,transparent);color:var(--tag,var(--primary))}
.project-info h3{font-size:18px;font-weight:700;margin-bottom:6px}
.project-info p{font-size:14px;color:var(--text-muted);line-height:1.5}

/* ╔══════════════════════════════════════════╗
   ║          PROJECT MODAL                   ║
   ╚══════════════════════════════════════════╝ */
.modal-overlay{position:fixed;inset:0;background:rgba(10,10,26,.85);backdrop-filter:blur(10px);z-index:2000;display:grid;place-items:center;opacity:0;pointer-events:none;transition:var(--transition)}
.modal-overlay.active{opacity:1;pointer-events:auto}

.modal{width:90%;max-width:600px;background:linear-gradient(145deg,rgba(30,30,55,.95),rgba(15,15,35,.98));border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transform:translateY(30px) scale(.95);transition:var(--transition)}
.modal-overlay.active .modal{transform:translateY(0) scale(1)}

.modal-close{position:absolute;top:16px;right:16px;width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.08);border:none;color:#fff;font-size:18px;cursor:pointer;display:grid;place-items:center;z-index:10;transition:var(--transition)}
.modal-close:hover{background:var(--primary)}

.modal-thumb{height:220px;display:grid;place-items:center;position:relative}
.modal-thumb i{font-size:72px}

.modal-body{padding:28px}
.modal-body h2{font-size:24px;font-weight:800;margin-bottom:10px}
.modal-body p{color:var(--text-muted);font-size:15px;line-height:1.7;margin-bottom:18px}
.modal-tech{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.modal-tech span{padding:6px 14px;border-radius:20px;font-size:12px;font-weight:600;background:rgba(255,255,255,.06);color:var(--accent-yellow);border:1px solid var(--border)}
.modal-links{display:flex;gap:12px;flex-wrap:wrap}

/* ╔══════════════════════════════════════════╗
   ║          CONTACT LINKS                   ║
   ╚══════════════════════════════════════════╝ */
.contact-links-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.contact-link-card{position:relative;display:flex;align-items:center;gap:16px;padding:22px 24px;background:var(--bg-glass);border:1px solid var(--border);border-radius:var(--radius);text-decoration:none;color:var(--text);transition:var(--transition);overflow:hidden}
.contact-link-card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--accent);opacity:0;transition:var(--transition);border-radius:0 4px 4px 0}
.contact-link-card:hover{border-color:var(--accent);transform:translateY(-5px);box-shadow:0 14px 44px color-mix(in srgb,var(--accent) 25%,transparent),inset 0 0 30px color-mix(in srgb,var(--accent) 5%,transparent)}
.contact-link-card:hover::before{opacity:1}
.contact-link-icon{flex-shrink:0;width:54px;height:54px;display:grid;place-items:center;border-radius:16px;background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--accent);font-size:26px;transition:var(--transition)}
.contact-link-card:hover .contact-link-icon{background:var(--accent);color:#fff;transform:scale(1.1) rotate(-3deg);box-shadow:0 6px 20px color-mix(in srgb,var(--accent) 40%,transparent)}
.contact-link-text{flex:1;min-width:0}
.contact-link-card h3{font-size:16px;font-weight:700;margin-bottom:2px}
.contact-link-card p{font-size:13px;color:var(--text-muted);margin:0}
.contact-link-arrow{font-size:18px;color:var(--text-muted);transition:var(--transition)}
.contact-link-card:hover .contact-link-arrow{color:var(--accent);transform:translateX(6px)}

/* ╔══════════════════════════════════════════╗
   ║          FOOTER                          ║
   ╚══════════════════════════════════════════╝ */
.footer{text-align:center;padding:28px;font-size:14px;color:var(--text-muted);border-top:1px solid var(--border);position:relative;z-index:1}

/* ╔══════════════════════════════════════════╗
   ║          BACK TO TOP                     ║
   ╚══════════════════════════════════════════╝ */
.back-to-top{position:fixed;bottom:28px;right:28px;width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent-pink));color:#fff;border:none;font-size:20px;cursor:pointer;display:grid;place-items:center;opacity:0;transform:translateY(20px);pointer-events:none;transition:var(--transition);z-index:999;box-shadow:0 4px 20px rgba(255,107,107,.3)}
.back-to-top.show{opacity:1;transform:translateY(0);pointer-events:auto}
.back-to-top:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(255,107,107,.5)}

/* ╔══════════════════════════════════════════╗
   ║          ANIMATIONS                      ║
   ╚══════════════════════════════════════════╝ */
.fade-up{opacity:0;transform:translateY(36px);transition:opacity .7s ease,transform .7s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}