/* ============================================================
   GAIN CARLO CAYABYAB — PORTFOLIO
   Professional & Corporate Theme | Modern Aesthetic
   ============================================================ */

:root {
  --navy-950: #04101f;
  --navy-900: #071727;
  --navy-800: #0c2340;
  --navy-700: #0f2d52;
  --navy-600: #143d6a;
  --blue-700: #1d4ed8;
  --blue-600: #2563eb;
  --blue-500: #3b82f6;
  --blue-400: #60a5fa;
  --blue-300: #93c5fd;
  --blue-200: #bfdbfe;
  --violet-500: #8b5cf6;
  --gold-500: #f59e0b;
  --gold-400: #fbbf24;
  --green-400: #4ade80;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --glass-bg: rgba(255,255,255,0.04);
  --glass-bg-hover: rgba(255,255,255,0.07);
  --glass-border: rgba(255,255,255,0.07);
  --glass-border-hover: rgba(96,165,250,0.35);
  --card-shadow: 0 8px 32px rgba(0,0,0,0.4);
  --card-shadow-hover: 0 20px 60px rgba(37,99,235,0.15);
  --grad-primary: linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%);
  --grad-hero: linear-gradient(135deg,#04101f 0%,#071727 40%,#0c2340 100%);
  --grad-text: linear-gradient(135deg,#60a5fa 0%,#a78bfa 50%,#f472b6 100%);
  --sp-xs:.5rem;--sp-sm:1rem;--sp-md:1.5rem;--sp-lg:2rem;--sp-xl:3rem;--sp-2xl:4rem;--sp-3xl:6rem;
  --r-sm:.5rem;--r-md:1rem;--r-lg:1.5rem;--r-xl:2rem;--r-full:9999px;
  --f-heading:'Outfit',sans-serif;--f-body:'Inter',sans-serif;
  --t-fast:.2s ease;--t-norm:.35s ease;--t-slow:.5s ease;
  --t-spring:.4s cubic-bezier(.34,1.56,.64,1);
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--f-body);background:var(--navy-950);color:var(--text-primary);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;animation:fadeIn .45s ease}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color var(--t-fast)}
ul{list-style:none}
button{cursor:pointer;border:none;background:none;font-family:inherit}

h1,h2,h3,h4,h5{font-family:var(--f-heading);font-weight:700;line-height:1.15}

.gradient-text{background:var(--grad-text);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--sp-lg)}
.section{padding:var(--sp-3xl) 0;position:relative}

.section-header{text-align:center;margin-bottom:var(--sp-2xl)}
.section-tag{display:inline-block;font-size:.75rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--blue-400);background:rgba(37,99,235,.1);border:1px solid rgba(37,99,235,.25);padding:.35rem 1rem;border-radius:var(--r-full);margin-bottom:var(--sp-sm)}
.section-title{font-size:clamp(2rem,4vw,3rem);font-weight:800;color:var(--text-primary);margin-bottom:var(--sp-sm)}
.section-subtitle{font-size:1.05rem;color:var(--text-secondary);max-width:600px;margin:0 auto}

.glass-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--r-lg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:var(--card-shadow);transition:all var(--t-norm)}
.glass-card:hover{background:var(--glass-bg-hover);border-color:var(--glass-border-hover);box-shadow:var(--card-shadow-hover);transform:translateY(-4px)}

.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.8rem 1.8rem;border-radius:var(--r-full);font-family:var(--f-heading);font-size:.95rem;font-weight:600;letter-spacing:.02em;transition:all var(--t-spring);cursor:pointer;text-decoration:none;border:2px solid transparent;white-space:nowrap}
.btn-primary{background:var(--grad-primary);color:white;box-shadow:0 4px 20px rgba(37,99,235,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(37,99,235,.6);color:white}
.btn-secondary{background:rgba(37,99,235,.12);color:var(--blue-400);border-color:rgba(37,99,235,.3)}
.btn-secondary:hover{background:rgba(37,99,235,.22);border-color:var(--blue-400);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--text-secondary);border-color:rgba(255,255,255,.18)}
.btn-outline:hover{color:var(--text-primary);border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.04);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--blue-400);padding:.75rem 0}
.btn-ghost:hover{color:var(--blue-300)}
.btn-full{width:100%;justify-content:center}

/* NAV */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:1.25rem 0;transition:all var(--t-norm)}
.navbar.scrolled{background:rgba(4,16,31,.92);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid var(--glass-border);padding:.75rem 0;box-shadow:0 4px 30px rgba(0,0,0,.35)}
.nav-container{max-width:1200px;margin:0 auto;padding:0 var(--sp-lg);display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:.75rem;text-decoration:none}
.logo-text{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--grad-primary);border-radius:var(--r-sm);font-family:var(--f-heading);font-weight:800;font-size:1rem;color:white;box-shadow:0 4px 15px rgba(37,99,235,.45);flex-shrink:0}
.logo-name{font-family:var(--f-heading);font-weight:700;font-size:1rem;color:var(--text-primary)}
.nav-links{display:flex;align-items:center;gap:.15rem}
.nav-link{padding:.5rem .85rem;border-radius:var(--r-full);font-size:.875rem;font-weight:500;color:var(--text-secondary);transition:all var(--t-fast)}
.nav-link:hover{color:var(--text-primary);background:rgba(255,255,255,.05)}
.nav-link.active{color:var(--blue-400)}
.nav-cta{background:var(--grad-primary)!important;color:white!important;padding:.55rem 1.2rem!important;box-shadow:0 4px 15px rgba(37,99,235,.4);font-weight:600!important;margin-left:.5rem;border-radius:var(--r-full)}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(37,99,235,.55)!important}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:.5rem;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--text-primary);border-radius:2px;transition:all var(--t-norm)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--grad-hero);overflow:hidden;padding-top:80px;padding-bottom:100px}
#particleCanvas{position:absolute;inset:0;pointer-events:none}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 20% 50%,rgba(37,99,235,.18) 0%,transparent 60%),radial-gradient(ellipse at 80% 20%,rgba(139,92,246,.12) 0%,transparent 60%),radial-gradient(ellipse at 60% 80%,rgba(37,99,235,.08) 0%,transparent 55%);pointer-events:none}
.hero-content{position:relative;z-index:2;text-align:center;max-width:820px;padding:var(--sp-lg);animation:heroFadeIn 1s ease forwards}
@keyframes heroFadeIn{from{opacity:0;transform:translateY(35px)}to{opacity:1;transform:translateY(0)}}
.hero-badge{display:inline-flex;align-items:center;gap:.5rem;background:rgba(37,99,235,.1);border:1px solid rgba(37,99,235,.35);border-radius:var(--r-full);padding:.45rem 1.2rem;font-size:.82rem;font-weight:500;color:var(--blue-400);margin-bottom:var(--sp-md);animation:pulseBorder 2.5s ease-in-out infinite}
@keyframes pulseBorder{0%,100%{border-color:rgba(37,99,235,.35)}50%{border-color:rgba(37,99,235,.75);box-shadow:0 0 15px rgba(37,99,235,.2)}}
.hero-name{font-size:clamp(3rem,8vw,6.5rem);font-weight:900;line-height:1;margin-bottom:var(--sp-sm);letter-spacing:-.02em}
.hero-first{display:block;color:var(--text-primary)}
.hero-last{display:block;background:var(--grad-text);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-tagline{font-family:var(--f-heading);font-size:clamp(1.1rem,2.5vw,1.5rem);color:var(--text-secondary);margin-bottom:var(--sp-md);min-height:2.5rem}
.typewriter{color:var(--blue-400);font-weight:600;border-right:2px solid var(--blue-400);padding-right:2px;animation:blink .8s step-end infinite}
@keyframes blink{50%{border-color:transparent}}
.hero-description{font-size:1.05rem;color:var(--text-secondary);max-width:600px;margin:0 auto var(--sp-lg);line-height:1.85}
.hero-actions{display:flex;align-items:center;justify-content:center;gap:var(--sp-sm);flex-wrap:wrap;margin-bottom:var(--sp-xl)}
.hero-stats{display:flex;align-items:center;justify-content:center;gap:var(--sp-xl);flex-wrap:wrap}
.stat{text-align:center}
.stat-number{display:block;font-family:var(--f-heading);font-size:2rem;font-weight:800;background:var(--grad-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-label{font-size:.75rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.1em}
.stat-divider{width:1px;height:40px;background:var(--glass-border)}
.hero-scroll{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.5rem;font-size:.7rem;color:var(--text-muted);letter-spacing:.15em;text-transform:uppercase;animation:scrollBounce 2.5s ease-in-out infinite;z-index:2}
.scroll-line{width:1px;height:45px;background:linear-gradient(to bottom,var(--blue-500),transparent)}
@keyframes scrollBounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(10px)}}

/* ABOUT */
.about-section{background:var(--navy-900)}
.about-grid{display:grid;grid-template-columns:360px 1fr;gap:var(--sp-2xl);align-items:start}
.about-photo-col{display:flex;flex-direction:column;gap:var(--sp-md)}
.photo-frame{position:relative}
.photo-glow{position:absolute;inset:-25px;background:radial-gradient(circle,rgba(37,99,235,.3) 0%,transparent 70%);border-radius:50%;filter:blur(25px);pointer-events:none;z-index:0}
.photo-placeholder{position:relative;z-index:1;width:100%;border-radius:var(--r-xl);overflow:hidden;border:2px solid var(--glass-border);background:linear-gradient(135deg,var(--navy-800),var(--navy-700));display:flex;align-items:center;justify-content:center}
.photo-placeholder img{width:100%;height:auto;display:block}
.photo-initials{font-family:var(--f-heading);font-size:5rem;font-weight:900;background:var(--grad-text);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:none}
.photo-placeholder.no-photo .photo-initials{display:block}
.photo-placeholder.no-photo img{display:none}
.photo-badge{position:absolute;bottom:-14px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:.5rem;background:var(--navy-800);border:1px solid var(--glass-border);border-radius:var(--r-full);padding:.45rem 1.2rem;font-size:.78rem;font-weight:600;color:var(--green-400);white-space:nowrap;box-shadow:0 4px 20px rgba(0,0,0,.35);z-index:2}
.badge-dot{width:8px;height:8px;background:var(--green-400);border-radius:50%;animation:badgePulse 1.6s ease-in-out infinite}
@keyframes badgePulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(1.4)}}
.personal-info-card{padding:var(--sp-md);margin-top:var(--sp-md)}
.personal-info-card h3{font-size:.95rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--sp-sm);padding-bottom:.75rem;border-bottom:1px solid var(--glass-border)}
.info-list{display:flex;flex-direction:column;gap:.6rem}
.info-list li{display:flex;justify-content:space-between;font-size:.85rem}
.info-label{color:var(--text-muted);font-weight:500}
.info-value{color:var(--text-primary);font-weight:600}
.about-content-col{display:flex;flex-direction:column;gap:var(--sp-lg)}
.about-greeting{font-size:1.5rem;font-weight:700;margin-bottom:var(--sp-sm)}
.about-text{display:flex;flex-direction:column;gap:var(--sp-sm)}
.about-text p{color:var(--text-secondary);line-height:1.85}
.about-text strong{color:var(--text-primary);font-weight:600}
.contact-quick{display:flex;flex-direction:column;gap:.75rem}
.contact-item{display:flex;align-items:center;gap:.75rem;font-size:.9rem;color:var(--text-secondary);transition:color var(--t-fast)}
.contact-item:hover{color:var(--blue-400)}
.contact-icon{font-size:1rem;width:24px;text-align:center}
.about-actions{display:flex;align-items:center;gap:var(--sp-md);flex-wrap:wrap}

/* SKILLS */
.skills-section{background:var(--navy-950)}
.skills-categories{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:var(--sp-md);margin-bottom:var(--sp-2xl)}
.skill-category{padding:var(--sp-lg)}
.category-icon{font-size:2rem;margin-bottom:var(--sp-sm)}
.skill-category h3{font-size:.95rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--sp-md)}
.skill-bars{display:flex;flex-direction:column;gap:1rem}
.skill-bar-item{display:flex;flex-direction:column;gap:.4rem}
.skill-bar-header{display:flex;justify-content:space-between;font-size:.8rem;color:var(--text-secondary)}
.skill-bar-header span:last-child{color:var(--blue-400);font-weight:600}
.skill-bar{height:6px;background:rgba(255,255,255,.06);border-radius:var(--r-full);overflow:hidden}
.skill-fill{height:100%;border-radius:var(--r-full);background:linear-gradient(90deg,var(--blue-700),var(--blue-400));width:0;transition:width 1.3s cubic-bezier(.4,0,.2,1);box-shadow:0 0 10px rgba(37,99,235,.5)}
.skill-tags{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center}
.tag{display:inline-block;padding:.35rem .9rem;background:rgba(37,99,235,.07);border:1px solid rgba(37,99,235,.15);border-radius:var(--r-full);font-size:.8rem;font-weight:500;color:var(--blue-300);transition:all var(--t-fast);cursor:default}
.tag:hover{background:rgba(37,99,235,.18);border-color:rgba(37,99,235,.4);transform:translateY(-2px)}
.tag-sm{display:inline-block;padding:.2rem .6rem;background:rgba(37,99,235,.08);border:1px solid rgba(37,99,235,.18);border-radius:var(--r-full);font-size:.72rem;font-weight:500;color:var(--blue-400)}

/* EDUCATION */
.education-section{background:var(--navy-900)}
.timeline-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-2xl)}
.timeline-col-title{display:flex;align-items:center;gap:.75rem;font-size:1.15rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--sp-lg);padding-bottom:var(--sp-sm);border-bottom:1px solid var(--glass-border)}
.timeline-icon{font-size:1.3rem}
.timeline{position:relative;padding-left:2rem}
.timeline::before{content:'';position:absolute;left:10px;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--blue-600),transparent)}
.timeline-item{position:relative;margin-bottom:var(--sp-lg)}
.timeline-dot{position:absolute;left:-2rem;top:1.5rem;width:20px;height:20px;border-radius:50%;border:3px solid var(--navy-900)}
.timeline-dot.college{background:var(--blue-500);box-shadow:0 0 0 2px var(--blue-500)}
.timeline-dot.high{background:var(--gold-500);box-shadow:0 0 0 2px var(--gold-500)}
.timeline-dot.elem{background:var(--text-muted);box-shadow:0 0 0 2px var(--text-muted)}
.timeline-content{padding:var(--sp-md)}
.timeline-period{font-size:.75rem;font-weight:600;color:var(--blue-400);letter-spacing:.06em;text-transform:uppercase;margin-bottom:.3rem}
.timeline-content h4{font-size:1rem;font-weight:700;color:var(--text-primary);margin-bottom:.25rem}
.timeline-org{font-size:.85rem;font-weight:600;color:var(--blue-300);margin-bottom:.5rem}
.timeline-content p{font-size:.85rem;color:var(--text-secondary);line-height:1.65;margin-bottom:.75rem}
.timeline-tags{display:flex;flex-wrap:wrap;gap:.4rem}
.certifications-grid{display:flex;flex-direction:column;gap:.65rem}
.cert-card{display:flex;align-items:center;gap:var(--sp-sm);padding:var(--sp-sm) var(--sp-md)}
.cert-icon{font-size:1.5rem;flex-shrink:0}
.cert-title{font-size:.9rem;font-weight:600;color:var(--text-primary)}
.cert-date{font-size:.78rem;color:var(--text-muted);margin-top:.15rem}
.cert-issuer{font-size:.75rem;color:var(--blue-400);margin-top:.1rem;font-weight:500}

/* EXPERIENCE */
.experience-section{background:var(--navy-950)}
.experience-timeline{display:flex;flex-direction:column;gap:var(--sp-md);max-width:900px;margin:0 auto}
.exp-card{padding:var(--sp-xl)}
.exp-header{display:flex;align-items:flex-start;gap:var(--sp-md);margin-bottom:var(--sp-md)}
.exp-logo{font-size:2.5rem;flex-shrink:0;width:60px;height:60px;display:flex;align-items:center;justify-content:center;background:rgba(37,99,235,.1);border-radius:var(--r-md);border:1px solid rgba(37,99,235,.25)}
.exp-meta{flex:1}
.exp-title{font-size:1.15rem;font-weight:700;color:var(--text-primary)}
.exp-org{font-size:.95rem;font-weight:600;color:var(--blue-400);margin:.2rem 0}
.exp-period{font-size:.8rem;color:var(--text-muted);margin-top:.2rem}
.exp-badge{background:rgba(74,222,128,.1);border:1px solid rgba(74,222,128,.3);color:#4ade80;border-radius:var(--r-full);padding:.3rem .85rem;font-size:.75rem;font-weight:600;white-space:nowrap;height:fit-content}
.exp-duties{list-style:none;padding:0;margin:0 0 var(--sp-md);display:flex;flex-direction:column;gap:.65rem}
.exp-duties li{padding:.55rem .75rem .55rem 1rem;border-left:2px solid rgba(96,165,250,.35);background:rgba(255,255,255,.025);border-radius:0 var(--r-sm) var(--r-sm) 0;font-size:.9rem;color:var(--text-secondary);line-height:1.7;transition:border-color var(--t-fast),background var(--t-fast)}
.exp-duties li:hover{border-left-color:var(--blue-400);background:rgba(37,99,235,.06);color:var(--text-primary)}
.exp-tags{display:flex;flex-wrap:wrap;gap:.4rem}

/* ACHIEVEMENTS */
.achievements-section{background:var(--navy-950)}
.achievements-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--sp-md)}
.achievement-card{padding:var(--sp-lg);text-align:center}
.achievement-icon{font-size:2.5rem;margin-bottom:var(--sp-sm)}
.achievement-card h3{font-size:1.1rem;font-weight:700;color:var(--text-primary);margin-bottom:.75rem}
.achievement-card p{font-size:.875rem;color:var(--text-secondary);line-height:1.75;margin-bottom:var(--sp-sm)}
.achievement-tags{display:flex;flex-wrap:wrap;gap:.4rem;justify-content:center}

/* REFERENCES */
.references-section{background:var(--navy-900)}
.references-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--sp-md)}
.reference-card{padding:var(--sp-xl)}
.ref-quote{font-size:5rem;line-height:.9;color:var(--blue-600);font-family:Georgia,serif;margin-bottom:-.5rem;opacity:.45}
.ref-content{margin-bottom:var(--sp-lg)}
.ref-content p{font-size:.95rem;color:var(--text-secondary);line-height:1.85;font-style:italic}
.ref-person{display:flex;align-items:center;gap:var(--sp-sm);padding-top:var(--sp-md);border-top:1px solid var(--glass-border)}
.ref-avatar{width:52px;height:52px;border-radius:50%;background:var(--grad-primary);display:flex;align-items:center;justify-content:center;font-family:var(--f-heading);font-weight:700;font-size:1rem;color:white;flex-shrink:0}
.ref-name{font-size:.95rem;font-weight:700;color:var(--text-primary)}
.ref-title{font-size:.8rem;color:var(--text-secondary)}
.ref-org{font-size:.78rem;color:var(--text-muted)}
.ref-contact{font-size:.8rem;color:var(--blue-400);transition:color var(--t-fast)}
.ref-contact:hover{color:var(--blue-300)}

/* CONTACT */
.contact-section{background:var(--navy-950)}
.contact-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:var(--sp-lg);align-items:start}
.contact-info-card{padding:var(--sp-xl)}
.contact-info-card h3{font-size:1.15rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--sp-lg)}
.contact-details{display:flex;flex-direction:column;gap:var(--sp-md);margin-bottom:var(--sp-lg)}
.contact-detail-item{display:flex;align-items:flex-start;gap:var(--sp-sm)}
.contact-detail-icon{width:42px;height:42px;border-radius:var(--r-md);background:rgba(37,99,235,.1);border:1px solid rgba(37,99,235,.2);display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}
.detail-label{font-size:.72rem;color:var(--text-muted);font-weight:500;text-transform:uppercase;letter-spacing:.06em;margin-bottom:.2rem}
.detail-value{font-size:.9rem;color:var(--text-primary);font-weight:500}
a.detail-value:hover{color:var(--blue-400)}
.availability-badge{display:flex;align-items:center;gap:.75rem;padding:var(--sp-sm) var(--sp-md);background:rgba(74,222,128,.06);border:1px solid rgba(74,222,128,.2);border-radius:var(--r-md);font-size:.8rem;color:var(--green-400);font-weight:500}
.avail-dot{width:8px;height:8px;background:var(--green-400);border-radius:50%;animation:badgePulse 1.6s ease-in-out infinite;flex-shrink:0}
.contact-form{padding:var(--sp-xl)}
.contact-form h3{font-size:1.15rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--sp-lg)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-sm)}
.form-group{display:flex;flex-direction:column;gap:.4rem;margin-bottom:var(--sp-sm)}
.form-group label{font-size:.75rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em}
.form-group input,.form-group textarea{background:rgba(255,255,255,.04);border:1px solid var(--glass-border);border-radius:var(--r-md);padding:.85rem 1rem;color:var(--text-primary);font-family:var(--f-body);font-size:.9rem;transition:all var(--t-fast);outline:none;resize:vertical}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--text-muted)}
.form-group input:focus,.form-group textarea:focus{border-color:var(--blue-500);background:rgba(37,99,235,.05);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.form-success{display:none;text-align:center;padding:var(--sp-sm);background:rgba(74,222,128,.06);border:1px solid rgba(74,222,128,.22);border-radius:var(--r-md);color:var(--green-400);font-size:.9rem;font-weight:500;margin-top:var(--sp-sm)}
.form-success.show{display:block;animation:fadeInUp .3s ease}

/* FOOTER */
.footer{background:var(--navy-900);border-top:1px solid var(--glass-border);padding:var(--sp-2xl) 0 var(--sp-md)}
.footer-content{display:flex;justify-content:space-between;gap:var(--sp-xl);margin-bottom:var(--sp-xl);flex-wrap:wrap}
.footer-brand p{font-size:.875rem;color:var(--text-muted);margin-top:.5rem}
.footer-links{display:flex;gap:var(--sp-2xl)}
.footer-col h4{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-secondary);margin-bottom:var(--sp-sm)}
.footer-col ul{display:flex;flex-direction:column;gap:.5rem}
.footer-col ul li a{font-size:.875rem;color:var(--text-muted)}
.footer-col ul li a:hover{color:var(--blue-400)}
.footer-bottom{border-top:1px solid var(--glass-border);padding-top:var(--sp-md);display:flex;justify-content:space-between;align-items:center;font-size:.8rem;color:var(--text-muted);flex-wrap:wrap;gap:.5rem}

/* PAGE HERO */
.page-hero{padding:140px 0 80px;background:var(--navy-900);text-align:center;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 30% 50%,rgba(37,99,235,.12) 0%,transparent 60%),radial-gradient(ellipse at 70% 50%,rgba(139,92,246,.08) 0%,transparent 60%);pointer-events:none}
.page-hero-content{position:relative;z-index:1}
.page-hero h1{font-size:clamp(2.5rem,5vw,4rem);font-weight:800;color:var(--text-primary);margin-bottom:var(--sp-sm)}
.page-hero p{font-size:1.05rem;color:var(--text-secondary);max-width:600px;margin:0 auto}
.breadcrumb{display:flex;align-items:center;justify-content:center;gap:.5rem;font-size:.85rem;color:var(--text-muted);margin-bottom:var(--sp-md)}
.breadcrumb a{color:var(--blue-400)}

/* PROJECTS */
.projects-section{background:var(--navy-950)}
.filter-bar{display:flex;align-items:center;justify-content:center;gap:.5rem;flex-wrap:wrap;margin-bottom:var(--sp-xl)}
.filter-btn{padding:.5rem 1.25rem;border-radius:var(--r-full);font-size:.85rem;font-weight:600;color:var(--text-secondary);border:1px solid var(--glass-border);background:transparent;cursor:pointer;transition:all var(--t-fast);font-family:var(--f-heading)}
.filter-btn:hover,.filter-btn.active{background:var(--grad-primary);color:white;border-color:transparent;box-shadow:0 4px 15px rgba(37,99,235,.35)}
.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:var(--sp-md)}
.project-card{overflow:hidden;transition:all var(--t-norm)}
.project-card:hover{transform:translateY(-6px);box-shadow:0 24px 60px rgba(0,0,0,.4)}
.project-thumb{width:100%;height:200px;display:flex;align-items:center;justify-content:center;font-size:3.5rem;position:relative;overflow:hidden}
.project-thumb::after{content:'';position:absolute;inset:0;background:linear-gradient(to bottom,transparent 50%,rgba(4,16,31,.8) 100%)}
.project-thumb.net{background:linear-gradient(135deg,#0f2d52,#2563eb)}
.project-thumb.sec{background:linear-gradient(135deg,#1a0f3a,#7c3aed)}
.project-thumb.des{background:linear-gradient(135deg,#1a0f1a,#db2777)}
.project-thumb.res{background:linear-gradient(135deg,#0f2d1a,#059669)}
.project-thumb.os{background:linear-gradient(135deg,#2d1a0f,#d97706)}
.project-thumb.web{background:linear-gradient(135deg,#0f1a2d,#0891b2)}
.project-body{padding:var(--sp-md)}
.project-category{font-size:.72rem;font-weight:600;color:var(--blue-400);text-transform:uppercase;letter-spacing:.1em;margin-bottom:.5rem}
.project-title{font-size:1.1rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}
.project-desc{font-size:.875rem;color:var(--text-secondary);line-height:1.65;margin-bottom:var(--sp-sm)}
.project-tags{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:var(--sp-sm)}
.project-links{display:flex;gap:.75rem}
.project-link{display:flex;align-items:center;gap:.35rem;font-size:.8rem;font-weight:600;color:var(--blue-400);transition:color var(--t-fast)}
.project-link:hover{color:var(--blue-300)}

/* BLOG */
.blog-section{background:var(--navy-950)}
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:var(--sp-md)}
.blog-card{overflow:hidden;cursor:pointer;transition:all var(--t-norm)}
.blog-card:hover{transform:translateY(-6px);box-shadow:0 24px 60px rgba(0,0,0,.4)}
.blog-thumb{width:100%;height:200px;display:flex;align-items:center;justify-content:center;font-size:3.5rem}
.blog-thumb.b1{background:linear-gradient(135deg,#1a2f6e,#2563eb)}
.blog-thumb.b2{background:linear-gradient(135deg,#2d1a4e,#7c3aed)}
.blog-thumb.b3{background:linear-gradient(135deg,#1a3a2f,#059669)}
.blog-thumb.b4{background:linear-gradient(135deg,#3a1a1a,#dc2626)}
.blog-thumb.b5{background:linear-gradient(135deg,#1a2f3a,#0891b2)}
.blog-body{padding:var(--sp-md)}
.blog-meta{display:flex;align-items:center;gap:var(--sp-sm);margin-bottom:.75rem;flex-wrap:wrap}
.blog-cat{font-size:.72rem;font-weight:600;color:var(--blue-400);background:rgba(37,99,235,.1);border:1px solid rgba(37,99,235,.2);border-radius:var(--r-full);padding:.2rem .6rem;text-transform:uppercase;letter-spacing:.05em}
.blog-date{font-size:.78rem;color:var(--text-muted)}
.blog-read-time{font-size:.78rem;color:var(--text-muted);margin-left:auto}
.blog-title{font-size:1.1rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem;line-height:1.4;transition:color var(--t-fast)}
.blog-card:hover .blog-title{color:var(--blue-400)}
.blog-excerpt{font-size:.875rem;color:var(--text-secondary);line-height:1.65;margin-bottom:var(--sp-sm)}
.blog-read{display:flex;align-items:center;gap:.35rem;font-size:.8rem;font-weight:600;color:var(--blue-400)}

/* ANIMATIONS */
.fade-in{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}
.fade-in:nth-child(1){transition-delay:0s}
.fade-in:nth-child(2){transition-delay:.1s}
.fade-in:nth-child(3){transition-delay:.2s}
.fade-in:nth-child(4){transition-delay:.3s}
.fade-in:nth-child(5){transition-delay:.4s}
.fade-in:nth-child(6){transition-delay:.5s}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

::-webkit-scrollbar{width:7px}
::-webkit-scrollbar-track{background:var(--navy-950)}
::-webkit-scrollbar-thumb{background:var(--navy-700);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--blue-700)}
::selection{background:rgba(37,99,235,.3);color:var(--text-primary)}

/* CONTACT INFO CARD — clean hover, no tilt */
.contact-info-card{transition:border-color var(--t-norm),box-shadow var(--t-norm) !important}
.contact-info-card:hover{transform:none !important;border-color:rgba(96,165,250,0.3);box-shadow:0 8px 40px rgba(37,99,235,0.15) !important}
.contact-detail-item{display:flex;align-items:flex-start;gap:var(--sp-sm);padding:.85rem 0;border-bottom:1px solid var(--glass-border);transition:background var(--t-fast)}
.contact-detail-item:last-child{border-bottom:none}
.contact-detail-item:hover{background:transparent}

/* Cert card clean hover */
.cert-card{transition:border-color var(--t-norm),box-shadow var(--t-norm) !important}
.cert-card:hover{transform:none !important;border-color:rgba(96,165,250,0.4) !important;box-shadow:0 6px 24px rgba(37,99,235,0.15) !important}

/* Personal info card clean hover */
.personal-info-card{transition:border-color var(--t-norm) !important}
.personal-info-card:hover{transform:none !important}

/* RESPONSIVE */
@media(max-width:1024px){
  .about-grid{grid-template-columns:260px 1fr;gap:var(--sp-xl)}
  .timeline-grid{grid-template-columns:1fr;gap:var(--sp-xl)}
  .contact-grid{grid-template-columns:1fr}
  .skills-categories{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  /* Navbar */
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(4,16,31,.97);backdrop-filter:blur(24px);flex-direction:column;padding:var(--sp-md);gap:.25rem;border-bottom:1px solid var(--glass-border);z-index:999}
  .nav-links.open{display:flex}
  .nav-toggle{display:flex}

  /* Hero */
  .hero{padding-top:70px;padding-bottom:120px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{text-align:center;justify-content:center}
  .hero-stats{gap:var(--sp-md)}
  .hero-badge{font-size:.75rem;padding:.35rem .9rem}

  /* About */
  .about-grid{grid-template-columns:1fr}
  .about-photo-col{max-width:280px;margin:0 auto}

  /* Skills */
  .skills-categories{grid-template-columns:1fr}

  /* Experience */
  .exp-header{flex-wrap:wrap;gap:.75rem}
  .exp-badge{align-self:flex-start}

  /* Certifications */
  .certifications-grid{grid-template-columns:1fr}

  /* Projects & Blog */
  .projects-grid,.blog-grid{grid-template-columns:1fr}

  /* References */
  .references-grid{grid-template-columns:1fr}

  /* Contact */
  .contact-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .contact-grid > *:first-child{order:2}
  .contact-grid > *:last-child{order:1}

  /* Footer */
  .footer-content{flex-direction:column;gap:var(--sp-xl)}
  .footer-links{gap:var(--sp-lg);flex-wrap:wrap}
  .footer-bottom{flex-direction:column;text-align:center;gap:.5rem}

  /* Achievements */
  .achievements-grid{grid-template-columns:1fr}

  /* About actions */
  .about-actions{flex-direction:column}

  /* Disable tilt on touch/mobile */
  @media(pointer:coarse){
    .achievement-card,.reference-card,.project-card,.blog-card,.skill-category{transform:none !important}
  }
}
@media(max-width:480px){
  .container{padding:0 var(--sp-sm)}
  .stat-divider{display:none}
  .section{padding:var(--sp-xl) 0}
  .hero-name{font-size:clamp(2.2rem,12vw,4rem)}
  .section-title{font-size:clamp(1.6rem,6vw,2.5rem)}
  .exp-header{flex-direction:column}
  .exp-badge{align-self:flex-start}
  .filter-bar{gap:.35rem}
  .filter-btn{padding:.4rem .75rem;font-size:.78rem}
  .cert-card{flex-direction:row;align-items:center}
  .timeline-grid{gap:var(--sp-lg)}
}

/* Disable cursor glow and tilt on touch devices */
@media(pointer:coarse){
  .cursor-glow{display:none !important}
}

/* ============================================================
   TOUCH DEVICES — disable ALL hover effects (prevents stuck hover on mobile)
   @media(hover:none) targets any device that cannot truly hover
   ============================================================ */
@media(hover:none){
  /* Cards — no transform on tap */
  .glass-card:hover,
  .achievement-card:hover,
  .reference-card:hover,
  .cert-card:hover,
  .project-card:hover,
  .blog-card:hover,
  .skill-category:hover,
  .exp-card:hover,
  .contact-info-card:hover,
  .personal-info-card:hover,
  .timeline-content:hover{
    transform: none !important;
    box-shadow: var(--card-shadow) !important;
    background: var(--glass-bg) !important;
    border-color: var(--glass-border) !important;
  }

  /* Blog card title — no color change on tap */
  .blog-card:hover .blog-title{ color: var(--text-primary) !important; }

  /* Buttons — allow active state but remove hover */
  .btn:hover{
    transform: none !important;
  }
  .btn:active{
    transform: scale(0.97) !important;
    opacity: 0.9;
  }

  /* Nav links */
  .nav-link:hover{
    background: transparent !important;
  }

  /* Tags */
  .tag:hover, .tag-sm:hover{
    transform: none !important;
    box-shadow: none !important;
  }

  /* Contact detail items */
  .contact-detail-item:hover{ background: transparent !important; }
  .exp-duties li:hover{
    border-left-color: rgba(96,165,250,.35) !important;
    background: rgba(255,255,255,.025) !important;
    color: var(--text-secondary) !important;
  }
}