/* ============================================================
   1. VARIABLES
   ============================================================ */
:root {
  --primary: #6366f1;
  --primary-rgb: 99, 102, 241;
  --secondary: #8b5cf6;
  --secondary-rgb: 139, 92, 246;
  --accent: #10b981;
  --accent-rgb: 16, 185, 129;
  --dark: #1e293b;
  --light: #f8fafc;
  --gray: #64748b;
  --gray-light: #94a3b8;
  --surface: #ffffff;
  --surface-rgb: 255, 255, 255;
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
  --radius: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  --font-heading: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --transition: 0.4s var(--ease);
  --nav-h: 72px;
  --dk-primary: #818cf8;
  --dk-secondary: #a78bfa;
  --dk-accent: #34d399;
  --dk-bg: #0b1120;
  --dk-surface: #151f32;
  --dk-surface-rgb: 21, 31, 50;
  --dk-light: #e2e8f0;
  --dk-shadow: 0 4px 24px rgba(0,0,0,0.25);
}
[data-theme="dark"] {
  --primary: var(--dk-primary);
  --primary-rgb: 129,140,248;
  --secondary: var(--dk-secondary);
  --secondary-rgb: 167,139,250;
  --accent: var(--dk-accent);
  --accent-rgb: 52,211,153;
  --dark: var(--dk-light);
  --light: var(--dk-bg);
  --surface: var(--dk-surface);
  --surface-rgb: var(--dk-surface-rgb);
  --shadow: var(--dk-shadow);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.35);
}

/* ============================================================
   2. RESET
   ============================================================ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);background:var(--light);color:var(--dark);overflow-x:hidden;-webkit-user-select:none;user-select:none;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
a{text-decoration:none;color:inherit}
button{cursor:pointer;border:none;background:none;font-family:inherit}
img{max-width:100%;display:block;-webkit-user-drag:none;user-drag:none;pointer-events:none}

/* ============================================================
   3. NOISE TEXTURE
   ============================================================ */
.noise-overlay {
  position: fixed; inset: 0; z-index: -1;
  pointer-events: none; opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}
[data-theme="dark"] .noise-overlay { opacity: 0.04; }

/* ============================================================
   4. LOADING
   ============================================================ */
.loading-screen{position:fixed;inset:0;background:#0b1120;display:flex;align-items:center;justify-content:center;z-index:99999;transition:opacity .6s var(--ease),visibility .6s}
.loading-screen.hidden{opacity:0;visibility:hidden;pointer-events:none}
.loader{text-align:center}
.loader-ring{width:80px;height:80px;margin:0 auto 28px;position:relative}
.loader-ring-inner{position:absolute;inset:0;border:3px solid transparent;border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}
.loader-ring-inner::before,.loader-ring-inner::after{content:"";position:absolute;border-radius:50%;border:3px solid transparent}
.loader-ring-inner::before{inset:8px;border-top-color:var(--secondary);animation:spin 1.4s linear infinite reverse}
.loader-ring-inner::after{inset:16px;border-top-color:var(--accent);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loader-text{font-family:var(--font-heading);font-size:1.6rem;font-weight:700;background:linear-gradient(135deg,var(--primary),var(--secondary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:20px;letter-spacing:1px}
.loader-progress{width:180px;height:3px;background:rgba(255,255,255,.08);border-radius:3px;overflow:hidden;margin:0 auto 10px}
.progress-bar{height:100%;width:0;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:3px;animation:loadBar 2s var(--ease) forwards}
@keyframes loadBar{to{width:100%}}
.loader-percent{font-family:var(--font-heading);font-size:.85rem;color:rgba(255,255,255,.4);letter-spacing:2px}

/* ============================================================
   5. PARTICLES & CURSOR
   ============================================================ */
#particleCanvas{position:fixed;inset:0;z-index:-2;pointer-events:none}
.cursor-glow{position:fixed;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(var(--primary-rgb),.08) 0%,transparent 70%);pointer-events:none;z-index:-1;transform:translate(-50%,-50%);opacity:0;transition:opacity .3s}
.cursor-glow.active{opacity:1}

/* ============================================================
   6. NAVIGATION
   ============================================================ */
.navbar{position:fixed;top:0;left:0;width:100%;height:var(--nav-h);z-index:1000;display:flex;align-items:center;padding:0 2rem;background:rgba(var(--surface-rgb),.7);backdrop-filter:blur(20px) saturate(1.8);-webkit-backdrop-filter:blur(20px) saturate(1.8);border-bottom:1px solid rgba(var(--primary-rgb),.08);transition:var(--transition)}
.navbar.scrolled{height:60px;background:rgba(var(--surface-rgb),.88);box-shadow:var(--shadow)}
.nav-container{max-width:1280px;width:100%;margin:0 auto;display:flex;justify-content:space-between;align-items:center}
.logo-wrapper{position:relative;z-index:1002}
.logo{font-family:var(--font-heading);font-size:1.5rem;font-weight:700;color:var(--dark)}
.logo-accent{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-menu{display:flex;align-items:center;gap:2.5rem}
.nav-links{display:flex;gap:.5rem;list-style:none}
.nav-link{padding:.5rem 1rem;border-radius:var(--radius-full);font-size:.9rem;font-weight:500;color:var(--gray);transition:var(--transition);position:relative}
.nav-link:hover{color:var(--dark);background:rgba(var(--primary-rgb),.06)}
.nav-link.active{color:var(--primary);background:rgba(var(--primary-rgb),.1);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:.75rem}
.theme-toggle{width:42px;height:42px;border-radius:50%;background:rgba(var(--primary-rgb),.08);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;transition:var(--transition)}
.theme-toggle:hover{background:rgba(var(--primary-rgb),.15)}
.theme-toggle i{position:absolute;transition:var(--transition);font-size:1rem;color:var(--dark)}
.theme-toggle .fa-sun{color:#f59e0b;transform:translateY(100%);opacity:0}
[data-theme="dark"] .theme-toggle .fa-moon{transform:translateY(-100%);opacity:0}
[data-theme="dark"] .theme-toggle .fa-sun{transform:translateY(0);opacity:1}
.menu-toggle{display:none;padding:8px;z-index:1002}
.hamburger{display:flex;flex-direction:column;gap:5px;width:22px}
.hamburger span{display:block;width:100%;height:2px;background:var(--dark);border-radius:2px;transition:var(--transition)}
.menu-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);backdrop-filter:blur(4px);z-index:999;opacity:0;visibility:hidden;transition:var(--transition)}
.menu-overlay.active{opacity:1;visibility:visible}

/* ============================================================
   7. HERO
   ============================================================ */
.hero-section{min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:calc(var(--nav-h) + 2rem) 1.5rem 2rem;position:relative}
.hero-grid{max-width:1280px;width:100%;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}

.hero-top-row{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;margin-bottom:1.5rem}
.hero-badge{display:inline-flex;align-items:center;gap:.5rem;background:rgba(var(--primary-rgb),.08);border:1px solid rgba(var(--primary-rgb),.15);padding:.4rem 1.2rem;border-radius:var(--radius-full)}
.badge-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:pulse-dot 2s infinite}
@keyframes pulse-dot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}
.badge-text{font-size:.85rem;font-weight:600;color:var(--primary)}

.status-badge{display:inline-flex;align-items:center;gap:.4rem;padding:.4rem 1rem;border-radius:var(--radius-full);background:rgba(var(--accent-rgb),.08);border:1px solid rgba(var(--accent-rgb),.2);font-size:.75rem;font-weight:500;color:var(--accent)}
.status-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:pulse-dot 2s infinite}

.hero-title{margin-bottom:1.25rem}
.title-greeting{display:block;font-size:1.1rem;color:var(--gray);font-weight:400;margin-bottom:.4rem}
.title-name{display:block;font-family:var(--font-heading);font-size:clamp(2.5rem,6vw,4.5rem);font-weight:700;line-height:1.05;background:linear-gradient(135deg,var(--primary),var(--secondary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:.6rem;position:relative}
.title-role{display:block;font-size:clamp(1rem,2.5vw,1.35rem);color:var(--gray);font-weight:400;min-height:2rem}
.role-typed{color:var(--secondary);font-weight:600}
.typed-cursor{color:var(--primary);animation:blink .8s step-end infinite;font-weight:300}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}

.hero-desc{font-size:1rem;line-height:1.75;color:var(--gray);margin-bottom:2rem;max-width:520px}
.hero-actions{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:2rem}

.btn{display:inline-flex;align-items:center;gap:.6rem;padding:.85rem 1.8rem;border-radius:var(--radius-full);font-weight:600;font-size:.9rem;transition:var(--transition);position:relative;overflow:hidden}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;box-shadow:0 4px 20px rgba(var(--primary-rgb),.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(var(--primary-rgb),.45)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-outline{background:transparent;color:var(--dark);border:1.5px solid rgba(var(--primary-rgb),.25)}
.btn-outline:hover{border-color:var(--primary);background:rgba(var(--primary-rgb),.05);transform:translateY(-2px)}
.btn-ghost{background:rgba(var(--primary-rgb),.06);color:var(--primary);border:1px solid rgba(var(--primary-rgb),.12)}
.btn-ghost:hover{background:rgba(var(--primary-rgb),.12);transform:translateY(-2px)}
.btn i{font-size:.85rem;transition:transform .3s var(--ease)}
.btn:hover i{transform:translateX(3px)}

/* Hero Socials */
.hero-socials{display:flex;gap:.6rem}
.hero-social-link{width:40px;height:40px;border-radius:12px;background:rgba(var(--primary-rgb),.06);border:1px solid rgba(var(--primary-rgb),.08);display:flex;align-items:center;justify-content:center;font-size:.95rem;color:var(--gray);transition:var(--transition)}
.hero-social-link:hover{color:var(--primary);background:rgba(var(--primary-rgb),.12);border-color:rgba(var(--primary-rgb),.2);transform:translateY(-3px)}

/* Profile */
.hero-visual{display:flex;justify-content:center}
.profile-wrapper{position:relative;width:380px;height:380px}
.profile-photo{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:220px;height:220px;border-radius:50%;overflow:hidden;z-index:3;border:3px solid var(--primary);box-shadow:0 20px 60px rgba(var(--primary-rgb),.25);transition:var(--transition)}
.profile-photo:hover{transform:translate(-50%,-50%) scale(1.05)}
.profile-photo img{width:100%;height:100%;object-fit:cover}
.profile-ring{position:absolute;inset:15px;border-radius:50%;border:1.5px dashed rgba(var(--primary-rgb),.25);animation:spinSlow 25s linear infinite}
.ring-2{inset:0;border:1.5px solid rgba(var(--secondary-rgb),.12);animation-direction:reverse;animation-duration:35s;border-style:solid}
.ring-3{inset:-15px;border:1px dotted rgba(var(--accent-rgb),.15);animation-duration:45s;border-style:dotted}
@keyframes spinSlow{to{transform:rotate(360deg)}}
.profile-glow{position:absolute;top:50%;left:50%;width:300px;height:300px;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(var(--primary-rgb),.15) 0%,transparent 70%);border-radius:50%;z-index:1;animation:glowPulse 4s ease-in-out infinite}
@keyframes glowPulse{0%,100%{transform:translate(-50%,-50%) scale(1);opacity:.8}50%{transform:translate(-50%,-50%) scale(1.15);opacity:1}}

.float-badge{position:absolute;z-index:4;display:flex;align-items:center;gap:.35rem;padding:.4rem .9rem;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;background:rgba(var(--surface-rgb),.9);backdrop-filter:blur(10px);box-shadow:var(--shadow);animation:floatBadge 4s ease-in-out infinite;animation-delay:var(--float-delay);border:1px solid rgba(var(--primary-rgb),.1)}
.float-badge i{font-size:1rem}
.badge-js{top:8%;right:-10px;color:#f7df1e}
.badge-react{bottom:25%;left:-15px;color:#61dafb}
.badge-node{bottom:5%;right:5%;color:#68a063}
.badge-py{top:32%;left:-5px;color:#3776ab}
.badge-ts{top:55%;right:-20px;color:#3178c6}
@keyframes floatBadge{0%,100%{transform:translate(0,0)}33%{transform:translate(var(--float-x),var(--float-y))}66%{transform:translate(calc(var(--float-x) * -0.5),calc(var(--float-y) * 0.5))}}

.scroll-hint{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.5rem}
.scroll-hint span{font-size:.7rem;text-transform:uppercase;letter-spacing:2px;color:var(--gray-light)}
.scroll-line{width:1px;height:40px;background:rgba(var(--primary-rgb),.2);position:relative;overflow:hidden}
.scroll-line::after{content:"";position:absolute;top:-100%;left:0;width:100%;height:50%;background:var(--primary);animation:scrollLine 2s ease-in-out infinite}
@keyframes scrollLine{0%{top:-50%}100%{top:100%}}

/* ============================================================
   8. TECH MARQUEE
   ============================================================ */
.tech-marquee{position:relative;overflow:hidden;padding:1.5rem 0;border-top:1px solid rgba(var(--primary-rgb),.06);border-bottom:1px solid rgba(var(--primary-rgb),.06);background:rgba(var(--primary-rgb),.02)}
.marquee-track{display:flex;width:max-content;animation:marqueeScroll 30s linear infinite}
.marquee-content{display:flex;align-items:center;gap:1.5rem;padding-right:1.5rem}
.marquee-item{display:flex;align-items:center;gap:.5rem;font-size:.85rem;font-weight:500;color:var(--gray);white-space:nowrap}
.marquee-item i{font-size:1.1rem;color:var(--primary)}
.marquee-dot{width:4px;height:4px;border-radius:50%;background:rgba(var(--primary-rgb),.25);flex-shrink:0}
@keyframes marqueeScroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ============================================================
   9. SECTION SHARED
   ============================================================ */
.section-label{display:flex;align-items:center;gap:1rem;justify-content:center;margin-bottom:1rem}
.label-line{width:40px;height:1px;background:rgba(var(--primary-rgb),.3)}
.label-text{font-family:var(--font-heading);font-size:.85rem;font-weight:600;color:var(--primary);letter-spacing:1px}
.section-desc{text-align:center;color:var(--gray-light);font-size:1rem;margin-bottom:3rem}
.gradient-text{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;background-clip:text;color:transparent}

/* ============================================================
   10. ABOUT
   ============================================================ */
.about-section{padding:6rem 1.5rem;max-width:1280px;margin:0 auto}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.about-title{font-family:var(--font-heading);font-size:clamp(1.8rem,3.5vw,2.4rem);font-weight:700;line-height:1.3;margin-bottom:1.25rem}
.about-desc{font-size:.95rem;line-height:1.8;color:var(--gray);margin-bottom:1.25rem}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1.5rem}
.feature-card{display:flex;align-items:center;gap:1rem;padding:1.1rem 1.25rem;border-radius:var(--radius);background:rgba(var(--surface-rgb),.8);backdrop-filter:blur(10px);border:1px solid rgba(var(--primary-rgb),.08);transition:var(--transition)}
.feature-card:hover{transform:translateX(6px);border-color:rgba(var(--primary-rgb),.2);box-shadow:var(--shadow)}
.feature-icon{width:42px;height:42px;border-radius:12px;background:rgba(var(--primary-rgb),.1);display:flex;align-items:center;justify-content:center;font-size:1rem;color:var(--primary);flex-shrink:0}
.feature-card h4{font-size:.9rem;font-weight:600;color:var(--dark);margin-bottom:.1rem}
.feature-card p{font-size:.78rem;color:var(--gray-light)}

/* Code Block */
.code-block{border-radius:var(--radius-lg);overflow:hidden;background:#0f172a;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.06)}
.code-top{display:flex;align-items:center;gap:.75rem;padding:.9rem 1.25rem;background:rgba(255,255,255,.03);border-bottom:1px solid rgba(255,255,255,.06)}
.code-dots{display:flex;gap:6px}
.c-dot{width:10px;height:10px;border-radius:50%}
.c-red{background:#f56565}.c-yellow{background:#ecc94b}.c-green{background:#48bb78}
.code-filename{font-family:"Courier New",monospace;font-size:.8rem;color:#64748b;flex:1}
.code-lang{font-size:.7rem;color:#475569;background:rgba(255,255,255,.05);padding:.2rem .6rem;border-radius:4px}
.code-body{padding:1.5rem;overflow-x:auto}
.code-body pre{margin:0}
.code-body code{font-family:"Courier New",monospace;font-size:.85rem;line-height:1.7;display:block}
.cm{color:#4a5568}.kw{color:#63b3ed}.vr{color:#fbb6ce}.pr{color:#68d391}.st{color:#fbd38d}.bl{color:#f687b3}.fn{color:#76e4f7}

/* ============================================================
   11. SERVICES
   ============================================================ */
.services-section{padding:6rem 1.5rem;max-width:1280px;margin:0 auto}
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.5rem}
.service-card{position:relative;padding:2rem 1.75rem;border-radius:var(--radius-lg);background:rgba(var(--surface-rgb),.8);backdrop-filter:blur(10px);border:1px solid rgba(var(--primary-rgb),.08);transition:var(--transition);overflow:hidden}
.service-card::before{content:"";position:absolute;inset:0;border-radius:var(--radius-lg);padding:1.5px;background:linear-gradient(135deg,transparent 40%,rgba(var(--primary-rgb),.3),transparent 60%);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .5s}
.service-card:hover::before{opacity:1}
.service-card:hover{transform:translateY(-8px);box-shadow:0 20px 50px rgba(var(--primary-rgb),.12)}
.service-number{position:absolute;top:1.25rem;right:1.5rem;font-family:var(--font-heading);font-size:2.5rem;font-weight:700;color:rgba(var(--primary-rgb),.06);line-height:1}
.service-icon{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,rgba(var(--primary-rgb),.12),rgba(var(--secondary-rgb),.08));display:flex;align-items:center;justify-content:center;font-size:1.3rem;color:var(--primary);margin-bottom:1.25rem;transition:var(--transition)}
.service-card:hover .service-icon{transform:scale(1.1);background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff}
.service-card h3{font-family:var(--font-heading);font-size:1.15rem;font-weight:700;color:var(--dark);margin-bottom:.6rem}
.service-card p{font-size:.88rem;line-height:1.65;color:var(--gray);margin-bottom:1.25rem}
.service-tags{display:flex;flex-wrap:wrap;gap:.4rem}
.service-tags span{padding:.2rem .65rem;border-radius:var(--radius-full);font-size:.72rem;font-weight:500;color:var(--primary);background:rgba(var(--primary-rgb),.06);border:1px solid rgba(var(--primary-rgb),.1)}

/* ============================================================
   12. SKILLS
   ============================================================ */
.skills-section{padding:6rem 1.5rem;max-width:1280px;margin:0 auto}
.skills-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem}
.skill-card{background:rgba(var(--surface-rgb),.8);backdrop-filter:blur(10px);padding:1.75rem;border-radius:var(--radius-lg);border:1px solid rgba(var(--primary-rgb),.08);transition:var(--transition);position:relative;overflow:hidden}
.skill-card::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--primary),var(--secondary),var(--accent));background-size:300% 100%;animation:gradSlide 4s ease infinite;opacity:0;transition:opacity .3s}
.skill-card:hover::before{opacity:1}
@keyframes gradSlide{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
.skill-card:hover{transform:translateY(-8px);box-shadow:0 20px 50px rgba(var(--primary-rgb),.15);border-color:rgba(var(--primary-rgb),.2)}
.skill-header{display:flex;align-items:center;gap:.85rem;margin-bottom:1.25rem}
.skill-logo{width:44px;height:44px;object-fit:contain;border-radius:10px;padding:5px;background:rgba(var(--primary-rgb),.06);filter:brightness(0) invert(.15);transition:var(--transition)}
[data-theme="dark"] .skill-logo{filter:brightness(0) invert(.9)}
.skill-card:hover .skill-logo{transform:scale(1.1) rotate(-5deg)}
.skill-info h3{font-size:1rem;font-weight:600;color:var(--dark);margin-bottom:.2rem}
.skill-level{font-size:.75rem;color:var(--primary);padding:.15rem .6rem;border-radius:var(--radius-full);background:rgba(var(--primary-rgb),.08)}
.skill-bar{height:6px;background:rgba(var(--primary-rgb),.08);border-radius:6px;overflow:hidden;margin-bottom:1rem}
.skill-progress{height:100%;border-radius:6px;width:0;background:linear-gradient(90deg,var(--primary),var(--secondary));transition:width 1.5s var(--ease);position:relative}
.skill-progress::after{content:"";position:absolute;right:-1px;top:-3px;width:12px;height:12px;border-radius:50%;background:var(--primary);box-shadow:0 0 12px rgba(var(--primary-rgb),.5);opacity:0;transition:opacity .3s 1.2s}
.skill-card.animated .skill-progress::after{opacity:1}
.skill-tech{display:flex;flex-wrap:wrap;gap:.4rem}
.tech-tag{padding:.2rem .65rem;border-radius:var(--radius-full);font-size:.72rem;font-weight:500;color:var(--primary);background:rgba(var(--primary-rgb),.06);border:1px solid rgba(var(--primary-rgb),.1);transition:var(--transition)}
.tech-tag:hover{background:var(--primary);color:#fff}

/* ============================================================
   13. CONTACT
   ============================================================ */
.contact-section{padding:6rem 1.5rem;max-width:1280px;margin:0 auto}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.contact-cards{display:flex;flex-direction:column;gap:1rem}
.c-card{display:flex;align-items:center;gap:1.25rem;padding:1.25rem 1.5rem;border-radius:var(--radius);background:rgba(var(--surface-rgb),.8);backdrop-filter:blur(10px);border:1px solid rgba(var(--primary-rgb),.08);transition:var(--transition)}
.c-card:hover{transform:translateX(6px);border-color:rgba(var(--primary-rgb),.2);box-shadow:var(--shadow)}
.c-card-dashed{border-style:dashed;border-color:rgba(var(--primary-rgb),.25)}
.c-card-icon{width:48px;height:48px;border-radius:14px;background:rgba(var(--primary-rgb),.1);display:flex;align-items:center;justify-content:center;font-size:1.15rem;color:var(--primary);flex-shrink:0}
.c-card h4{font-size:.95rem;font-weight:600;color:var(--dark);margin-bottom:.15rem}
.c-card p{font-size:.85rem;color:var(--gray)}
.learning-links a{color:var(--primary);font-weight:600;transition:var(--transition)}
.learning-links a:hover{color:var(--secondary)}
.dot-sep{margin:0 .3rem;color:var(--gray-light)}
.contact-form-wrapper{background:rgba(var(--surface-rgb),.8);backdrop-filter:blur(10px);padding:2.25rem;border-radius:var(--radius-lg);border:1px solid rgba(var(--primary-rgb),.08);box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}
.form-field{position:relative;margin-bottom:1.75rem}
.form-field input,.form-field textarea{width:100%;padding:1rem 0;background:transparent;border:none;border-bottom:1.5px solid rgba(var(--primary-rgb),.15);color:var(--dark);font-size:.95rem;font-family:var(--font-body);transition:var(--transition)}
.form-field textarea{resize:vertical;min-height:100px}
.form-field label{position:absolute;top:1rem;left:0;color:var(--gray-light);font-size:.9rem;transition:var(--transition);pointer-events:none}
.form-field input:focus,.form-field textarea:focus{outline:none;border-bottom-color:var(--primary)}
.form-field input:focus~label,.form-field textarea:focus~label,.form-field input:valid~label,.form-field textarea:valid~label{top:-.6rem;font-size:.75rem;color:var(--primary);font-weight:500}
.field-line{position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--primary);transition:width .4s var(--ease)}
.form-field input:focus~.field-line,.form-field textarea:focus~.field-line{width:100%}
.btn-submit{width:100%;justify-content:center;margin-top:.5rem}
.btn-loading{display:none}
.btn-submit.loading .btn-submit-text{display:none}
.btn-submit.loading .btn-loading{display:flex}
.btn-submit.loading i{display:none}
.spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}
.form-note{margin-top:1rem;font-size:.8rem;color:var(--gray-light);text-align:center}
.form-note i{color:var(--accent);margin-right:.3rem}

/* ============================================================
   14. FOOTER
   ============================================================ */
.footer{background:var(--dk-surface);padding:0 1.5rem 2rem;margin-top:4rem;border-radius:var(--radius-lg) var(--radius-lg) 0 0;position:relative;overflow:hidden}
[data-theme="dark"] .footer{background:#080d19}
.footer-glow{position:absolute;top:-120px;left:50%;transform:translateX(-50%);width:400px;height:250px;background:radial-gradient(ellipse,rgba(var(--primary-rgb),.08) 0%,transparent 70%);pointer-events:none}
.footer-content{position:relative;max-width:1280px;margin:0 auto;padding-top:3rem}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:2.5rem;padding-bottom:2.5rem;border-bottom:1px solid rgba(255,255,255,.06)}
.footer-brand .logo{font-size:1.3rem;color:#fff;margin-bottom:.6rem;display:block}
.footer-brand p{color:#64748b;font-size:.85rem;line-height:1.7;margin-bottom:1.25rem;max-width:300px}
.footer-socials{display:flex;gap:.6rem}
.social-btn{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.05);display:flex;align-items:center;justify-content:center;font-size:.95rem;color:#94a3b8;transition:var(--transition)}
.social-btn:hover{background:var(--primary);color:#fff;transform:translateY(-3px)}
.footer-links h4{color:#e2e8f0;font-size:.85rem;font-weight:600;margin-bottom:1rem;letter-spacing:.5px}
.footer-links a{display:block;color:#64748b;font-size:.85rem;padding:.3rem 0;transition:var(--transition)}
.footer-links a:hover{color:var(--primary);transform:translateX(4px)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:1.5rem;font-size:.8rem;color:#475569;flex-wrap:wrap;gap:.5rem}
.made-with{color:var(--primary)}
.made-with i{margin:0 .15rem}

/* ============================================================
   15. BACK TO TOP
   ============================================================ */
.back-to-top{position:fixed;bottom:1.5rem;right:1.5rem;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.9rem;opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition);z-index:100;box-shadow:0 4px 16px rgba(var(--primary-rgb),.35)}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:var(--secondary);transform:translateY(-3px)}

/* ============================================================
   16. DEVTOOLS WARNING
   ============================================================ */
.devtools-warning{position:fixed;inset:0;background:rgba(11,17,32,.97);z-index:999999;display:none;align-items:center;justify-content:center;backdrop-filter:blur(10px)}
.devtools-warning.active{display:flex}
.devtools-warning-content{text-align:center}
.devtools-warning-content i{font-size:3.5rem;color:#ef4444;margin-bottom:1.25rem;animation:pulseWarn 1.5s ease-in-out infinite}
@keyframes pulseWarn{0%,100%{transform:scale(1)}50%{transform:scale(1.12);opacity:.7}}
.devtools-warning-content h2{font-family:var(--font-heading);font-size:1.6rem;color:#f87171;margin-bottom:.75rem}
.devtools-warning-content p{color:#64748b;font-size:1rem;max-width:360px}

/* ============================================================
   17. NOTIFICATION
   ============================================================ */
.notification{position:fixed;top:1.25rem;right:1.25rem;background:var(--surface);padding:.9rem 1.25rem;border-radius:var(--radius);display:flex;align-items:center;gap:.6rem;box-shadow:var(--shadow-lg);transform:translateY(-120%);opacity:0;transition:var(--transition);z-index:10000;font-size:.9rem}
.notification.show{transform:translateY(0);opacity:1}
.notification.success{border-left:3px solid var(--accent)}
.notification.success i{color:var(--accent)}
.notification.error{border-left:3px solid #ef4444}
.notification.error i{color:#ef4444}

/* ============================================================
   18. REVEAL
   ============================================================ */
.reveal{opacity:0;transform:translateY(32px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.visible{opacity:1;transform:translateY(0)}
.animate-on-scroll{opacity:0;transform:translateY(24px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.animate-on-scroll.animated{opacity:1;transform:translateY(0)}

/* ============================================================
   19. RESPONSIVE — TABLET
   ============================================================ */
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:3rem;text-align:center}
  .hero-visual{order:-1}
  .hero-top-row{justify-content:center}
  .hero-desc{margin-left:auto;margin-right:auto}
  .hero-actions{justify-content:center}
  .profile-wrapper{width:300px;height:300px}
  .profile-photo{width:180px;height:180px}
  .about-grid{grid-template-columns:1fr;gap:3rem}
  .about-features{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:2rem}
  .footer-grid{grid-template-columns:1fr 1fr;gap:2rem}
}

/* ============================================================
   20. RESPONSIVE — MOBILE
   ============================================================ */
@media(max-width:768px){
  :root{--nav-h:64px}
  .nav-menu{position:fixed;top:0;right:-100%;width:min(320px,85vw);height:100vh;height:100dvh;background:var(--surface);flex-direction:column;justify-content:center;align-items:center;gap:2rem;padding:2rem;transition:right .5s var(--ease);box-shadow:-10px 0 40px rgba(0,0,0,.15);z-index:1001}
  .nav-menu.active{right:0}
  .nav-links{flex-direction:column;align-items:center;gap:.5rem;width:100%}
  .nav-link{font-size:1.1rem;padding:.75rem 2rem;width:100%;text-align:center}
  .nav-actions{margin-top:1rem}
  .menu-toggle{display:flex}
  .menu-toggle.active .hamburger span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
  .menu-toggle.active .hamburger span:nth-child(2){opacity:0}
  .menu-toggle.active .hamburger span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
  .hero-section{padding-top:calc(var(--nav-h) + 1.5rem)}
  .title-name{font-size:2.4rem}
  .profile-wrapper{width:240px;height:240px}
  .profile-photo{width:140px;height:140px}
  .float-badge{font-size:.65rem;padding:.3rem .6rem}
  .float-badge i{font-size:.8rem}
  .skills-grid{grid-template-columns:1fr}
  .services-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .contact-form-wrapper{padding:1.5rem}
  .footer-grid{grid-template-columns:1fr;text-align:center}
  .footer-socials{justify-content:center}
  .footer-brand p{margin:0 auto 1.25rem}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* ============================================================
   21. RESPONSIVE — SMALL
   ============================================================ */
@media(max-width:400px){
  .title-name{font-size:2rem}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%;justify-content:center}
  .profile-wrapper{width:200px;height:200px}
  .profile-photo{width:120px;height:120px}
  .float-badge{display:none}
  .scroll-hint{display:none}
  .hero-socials{justify-content:center}
}