/* ═══════════════════════════════════════════
   HSE Engineer Portfolio — style.css
   Design: Editorial Industrial · Playfair + Archivo
   Palette: Warm paper · Deep steel blue · Electric lime
═══════════════════════════════════════════ */

/* ── TOKENS ── */
:root{
  --ink:#0a0e14;--ink-2:#2c3340;--ink-3:#6b7685;
  --paper:#f5f3ee;--paper-2:#edeae2;--white:#ffffff;
  --lime:#b8f040;--lime-d:#8fc020;
  --steel:#1a3a5c;--steel-2:#234e7a;
  --amber:#f5a623;--danger:#e83535;
  --border:rgba(10,14,20,.1);--border-2:rgba(10,14,20,.18);
  --ff-serif:'Playfair Display',Georgia,serif;
  --ff-sans:'Archivo',system-ui,sans-serif;
  --ff-cond:'Archivo Narrow',sans-serif;
  --ease-expo:cubic-bezier(.16,1,.3,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
}

/* ── RESET ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;-webkit-font-smoothing:antialiased;perspective:1000px}
body{font-family:var(--ff-sans);background:linear-gradient(135deg, var(--paper) 0%, var(--steel) 100%);color:var(--ink);overflow-x:hidden;cursor:none;transform-style:preserve-3d}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
button{cursor:none;border:none;background:none;font-family:inherit}
::selection{background:var(--lime);color:var(--ink)}

/* ── CUSTOM CURSOR ── */
#cur-dot{position:fixed;width:8px;height:8px;background:var(--lime);border-radius:50%;pointer-events:none;z-index:9999;transform:translate(-50%,-50%);transition:width .3s var(--ease-spring),height .3s var(--ease-spring),background .2s}
#cur-ring{position:fixed;width:40px;height:40px;border:1.5px solid var(--ink);border-radius:50%;pointer-events:none;z-index:9998;transform:translate(-50%,-50%);transition:width .4s var(--ease-spring),height .4s var(--ease-spring),border-color .3s}
body.cursor-hover #cur-dot{width:12px;height:12px;background:var(--steel)}
body.cursor-hover #cur-ring{width:60px;height:60px;border-color:var(--lime)}

/* ── PRELOADER ── */
#loader{position:fixed;inset:0;background:var(--steel);z-index:10000;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:2rem;transition:opacity .6s .2s,visibility .6s .2s}
#loader.out{opacity:0;visibility:hidden}
.loader-wordmark{font-family:var(--ff-serif);font-size:clamp(2rem,5vw,3.5rem);color:var(--white);letter-spacing:-.02em;overflow:hidden}
.loader-wordmark span{display:inline-block;animation:liftIn .8s var(--ease-expo) both}
.loader-wordmark span:nth-child(2){animation-delay:.06s}
.loader-wordmark span:nth-child(3){animation-delay:.12s}
.loader-wordmark span:nth-child(4){animation-delay:.18s}
.loader-wordmark span:nth-child(5){animation-delay:.24s}
.loader-wordmark span:nth-child(6){animation-delay:.30s}
.loader-wordmark span:nth-child(7){animation-delay:.36s}
.loader-wordmark span:nth-child(8){animation-delay:.42s}
@keyframes liftIn{from{transform:translateY(100%) scale(0.8) rotate(-5deg);opacity:0}to{transform:none;opacity:1}}
.loader-line{width:200px;height:2px;background:rgba(255,255,255,.15);border-radius:99px;overflow:hidden}
.loader-line-fill{height:100%;background:var(--lime);animation:loadFill 1.6s var(--ease-expo) forwards}
@keyframes loadFill{from{width:0}to{width:100%}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}
.loader-label{font-family:var(--ff-cond);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.35)}

/* ── NAV ── */
nav{position:fixed;top:0;width:100%;z-index:1000;padding:0 clamp(1.5rem,4vw,3.5rem);height:68px;display:flex;align-items:center;justify-content:space-between;transition:background .4s,box-shadow .4s}
nav.solid{background:rgba(245,243,238,.94);backdrop-filter:blur(20px);box-shadow:0 1px 0 var(--border)}
.nav-logo{display:flex;align-items:center;gap:.75rem}
.nav-logo-mark{width:36px;height:36px;background:var(--steel);border-radius:8px;display:grid;place-items:center;color:var(--lime);font-size:1rem}
.nav-logo-text{font-family:var(--ff-cond);font-size:.85rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--ink)}
.nav-links{display:flex;gap:.25rem;align-items:center}
.nav-link{font-family:var(--ff-cond);font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);padding:7px 14px;border-radius:99px;transition:color .2s,background .2s}
.nav-link:hover,.nav-link.on{color:var(--ink);background:var(--paper-2)}
.nav-cta{font-family:var(--ff-cond);font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:var(--steel);color:var(--white);padding:9px 22px;border-radius:99px;transition:background .25s,transform .25s var(--ease-spring)}
.nav-cta:hover{background:var(--ink);transform:scale(1.04)}
.nav-hamburger{display:none;flex-direction:column;gap:5px;padding:6px}
.nav-hamburger span{display:block;width:24px;height:1.5px;background:var(--ink);transition:all .3s}
.nav-hamburger.open span:nth-child(1){transform:rotate(45deg) translate(4.5px,4.5px)}
.nav-hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.nav-hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(4.5px,-4.5px)}

/* ── HERO ── */
.hero{min-height:100svh;display:grid;grid-template-columns:1fr 1fr;position:relative;overflow:hidden}
.hero-left{background:var(--steel);display:flex;flex-direction:column;justify-content:flex-end;padding:clamp(2rem,6vw,5rem);padding-top:120px;position:relative;overflow:hidden}
.hero-left-noise{position:absolute;inset:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.04'/%3E%3C/svg%3E");opacity:.6;pointer-events:none}
.hero-left-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:48px 48px;pointer-events:none}
.hero-eyebrow{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--ff-cond);font-size:.7rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--lime);margin-bottom:2rem;position:relative;animation:fadeInUp .8s var(--ease-expo) .2s both}
.hero-eyebrow::before{content:'';width:24px;height:1.5px;background:var(--lime)}
.hero-headline{font-family:var(--ff-serif);font-size:clamp(2.8rem,5.5vw,5rem);line-height:.95;color:var(--white);letter-spacing:-.02em;position:relative;margin-bottom:2.5rem;animation:fadeInUp .8s var(--ease-expo) .4s both}
.hero-headline em{font-style:italic;color:var(--lime)}
.hero-desc{font-size:.95rem;line-height:1.75;color:rgba(255,255,255,.55);max-width:400px;margin-bottom:3rem;position:relative}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;position:relative}
.btn-primary{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--ff-cond);font-size:.82rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:var(--lime);color:var(--ink);padding:14px 28px;border-radius:4px;transition:all .3s var(--ease-spring);transform-style:preserve-3d;cursor:none}
.btn-primary:hover{background:var(--white);transform:translateY(-6px) rotateX(8deg) rotateY(-2deg);box-shadow:0 20px 50px rgba(0,0,0,.4)}
.btn-ghost{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--ff-cond);font-size:.82rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.6);padding:14px 28px;border-radius:4px;border:1px solid rgba(255,255,255,.2);transition:all .3s}
.btn-ghost:hover{color:var(--white);border-color:rgba(255,255,255,.6);transform:translateY(-3px)}
.hero-stats-strip{display:flex;gap:0;margin-top:4rem;border-top:1px solid rgba(255,255,255,.1);padding-top:2rem;position:relative}
.hero-stat{flex:1;padding-right:2rem}
.hero-stat+.hero-stat{border-left:1px solid rgba(255,255,255,.1);padding-left:2rem;padding-right:0}
.hero-stat-num{font-family:var(--ff-serif);font-size:2.8rem;color:var(--white);line-height:1;display:block}
.hero-stat-num span{font-size:1.6rem}
.hero-stat-label{font-family:var(--ff-cond);font-size:.68rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.35);margin-top:.4rem;display:block}
.hero-right{background:var(--paper-2);display:flex;flex-direction:column;justify-content:flex-end;padding:clamp(2rem,6vw,5rem);padding-top:120px;position:relative;overflow:hidden}
.hero-right-pattern{position:absolute;inset:0;background-image:radial-gradient(var(--border-2) 1.5px,transparent 1.5px);background-size:28px 28px;pointer-events:none}
.hero-identity-card{background:var(--white);border-radius:16px;padding:2.5rem;box-shadow:0 4px 40px rgba(10,14,20,.08);position:relative;overflow:visible;margin-bottom:2rem;animation:fadeInUp 1s var(--ease-expo) .3s both;transform-style:preserve-3d;transition:transform .4s var(--ease-spring);cursor:none}
.hero-identity-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--steel),var(--lime))}
.hero-identity-card:hover{transform:rotateY(8deg) rotateX(-5deg);box-shadow:0 20px 60px rgba(10,14,20,.15)}
.identity-avatar{width:80px;height:80px;background:linear-gradient(135deg,var(--steel),var(--steel-2));border-radius:12px;display:grid;place-items:center;font-size:2rem;color:var(--lime);margin-bottom:1.5rem}
.identity-name{font-family:var(--ff-serif);font-size:1.7rem;color:var(--ink);letter-spacing:-.02em;margin-bottom:.25rem}
.identity-role{font-family:var(--ff-cond);font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-bottom:1.25rem}
.identity-tags{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:1.5rem}
.itag{font-family:var(--ff-cond);font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:5px 12px;border-radius:99px;border:1.5px solid var(--border-2);color:var(--ink-3);transition:all .2s}
.itag:hover{background:var(--steel);border-color:var(--steel);color:var(--white)}
.identity-avail{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--ff-cond);font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--lime-d)}
.identity-avail::before{content:'';width:7px;height:7px;background:var(--lime);border-radius:50%;animation:blink 1.8s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.7)}}
.hero-cert-stack{display:flex;flex-direction:column;gap:.75rem}
.cert-pill{display:flex;align-items:center;gap:1rem;background:var(--white);border:1px solid var(--border);border-radius:10px;padding:1rem 1.25rem;transition:all .3s;transform-style:preserve-3d;cursor:none}
.cert-pill:hover{border-color:var(--steel);transform:translateX(6px) rotateY(-6deg) rotateZ(1deg);box-shadow:0 8px 30px rgba(10,14,20,.15)}
.cert-pill-icon{width:38px;height:38px;background:var(--steel);border-radius:8px;display:grid;place-items:center;color:var(--lime);font-size:.9rem;flex-shrink:0}
.cert-pill-name{font-family:var(--ff-cond);font-size:.8rem;font-weight:700;letter-spacing:.04em;color:var(--ink);display:block}
.cert-pill-body{font-size:.72rem;color:var(--ink-3);display:block;margin-top:1px}
.hero-scroll{position:absolute;bottom:2.5rem;left:clamp(1.5rem,4vw,3.5rem);display:flex;align-items:center;gap:.75rem;font-family:var(--ff-cond);font-size:.65rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.3)}
.hero-scroll-line{width:48px;height:1px;background:rgba(255,255,255,.2);position:relative;overflow:hidden}
.hero-scroll-line::after{content:'';position:absolute;left:-100%;top:0;height:100%;width:100%;background:var(--lime);animation:scrollSweep 2s ease-in-out infinite}
@keyframes scrollSweep{0%{left:-100%}100%{left:100%}}

/* ── LAYOUT FRAME ── */
.section{padding:clamp(5rem,10vw,9rem) clamp(1.5rem,4vw,3.5rem);transform-style:preserve-3d;position:relative}
.section::after{content:'';position:absolute;inset:0;pointer-events:none;background:linear-gradient(135deg,rgba(184,240,64,.03) 0%,transparent 50%,rgba(26,58,92,.03) 100%);opacity:0;transition:opacity .6s;z-index:-1}
.container{max-width:1240px;margin:0 auto;transform-style:preserve-3d}
.s-label{font-family:var(--ff-cond);font-size:.68rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-3);display:flex;align-items:center;gap:.6rem;margin-bottom:1.5rem}
.s-label::before{content:'';width:20px;height:1.5px;background:var(--lime)}
.s-title{font-family:var(--ff-serif);font-size:clamp(2.2rem,4vw,3.5rem);line-height:1.05;color:var(--ink);letter-spacing:-.025em;margin-bottom:1.5rem}
.s-title em{font-style:italic;color:var(--steel)}
.s-body{font-size:1rem;line-height:1.75;color:var(--ink-3);max-width:520px}

/* ── ABOUT ── */
.about-section{background:var(--white)}
.about-inner{display:grid;grid-template-columns:1fr 1fr;gap:6rem;align-items:center}
.about-photo-frame{position:relative;aspect-ratio:3/4;background:var(--paper-2);border-radius:24px;overflow:hidden;display:flex;align-items:center;justify-content:center;transform-style:preserve-3d;transition:transform .4s var(--ease-spring);cursor:none;box-shadow:0 20px 55px rgba(10,14,20,.1)}
.about-photo-frame:hover{transform:rotateY(-8deg) rotateX(3deg);box-shadow:0 25px 70px rgba(10,14,20,.16)}
.about-photo-frame::after{content:'HSE';position:absolute;bottom:-2rem;right:-2rem;font-family:var(--ff-serif);font-size:10rem;font-weight:900;color:rgba(26,58,92,.06);line-height:1;pointer-events:none}
.about-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1);transition:transform .45s var(--ease-spring),filter .45s var(--ease-spring);will-change:transform;opacity:0}
.about-photo-frame:hover .about-photo{transform:scale(1.08) rotate(0.4deg);filter:brightness(1.05) saturate(1.08)}
.about-photo.in{animation:photoRise 1.1s var(--ease-expo) both;opacity:1}
@keyframes photoRise{from{transform:translateY(30px) scale(0.96);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}
.photo-placeholder{display:none}
.about-exp-flag{position:absolute;top:2rem;right:-1.5rem;background:var(--steel);color:var(--white);padding:1.2rem 1.5rem;border-radius:10px;text-align:center;box-shadow:0 8px 32px rgba(26,58,92,.3)}
.about-exp-flag strong{display:block;font-family:var(--ff-serif);font-size:2.2rem;color:var(--lime);line-height:1}
.about-exp-flag span{font-family:var(--ff-cond);font-size:.65rem;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.5)}
.about-divider{width:40px;height:2px;background:var(--lime);margin:2rem 0}
.about-body{font-size:1rem;line-height:1.8;color:var(--ink-3);margin-bottom:2rem}
.about-highlights{display:flex;flex-direction:column;gap:.75rem;margin-bottom:2.5rem}
.ah-item{display:flex;gap:1rem;align-items:flex-start;padding:1.1rem;border-radius:10px;border:1px solid var(--border);transition:all .25s;transform-style:preserve-3d;cursor:none}
.ah-item:hover{border-color:var(--steel);background:var(--paper-2);transform:translateX(4px) rotateY(-4deg) translateZ(10px);box-shadow:0 10px 30px rgba(10,14,20,.1)}
.ah-icon{width:38px;height:38px;background:var(--steel);border-radius:8px;display:grid;place-items:center;color:var(--lime);font-size:.85rem;flex-shrink:0}
.ah-strong{font-family:var(--ff-cond);font-size:.85rem;font-weight:700;color:var(--ink);display:block}
.ah-sub{font-size:.77rem;color:var(--ink-3);display:block;margin-top:2px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:.5rem}
.tag{font-family:var(--ff-cond);font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:6px 14px;border-radius:99px;border:1.5px solid var(--border-2);color:var(--ink-3);transition:all .2s}
.tag:hover{background:var(--steel);border-color:var(--steel);color:var(--white)}

/* ── SERVICES ── */
.services-section{background:var(--paper)}
.services-header{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:end;margin-bottom:5rem}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border-radius:16px;overflow:hidden}
.svc-card{background:var(--white);padding:2.5rem 2rem;position:relative;transition:background .3s,transform .3s var(--ease-spring);transform-style:preserve-3d;cursor:none}
.svc-card:hover{background:var(--steel);transform:translateY(-12px) rotateX(8deg) rotateY(-2deg);box-shadow:0 25px 50px rgba(26,58,92,.25)}
.svc-card:hover .svc-num,.svc-card:hover .svc-h,.svc-card:hover .svc-p{color:var(--white)}
.svc-card:hover .svc-icon{background:rgba(255,255,255,.1);color:var(--lime)}
.svc-card:hover .svc-arrow{opacity:1;transform:translate(0,0)}
.svc-num{font-family:var(--ff-cond);font-size:.68rem;font-weight:700;letter-spacing:.2em;color:var(--ink-3);margin-bottom:2rem;transition:color .3s}
.svc-icon{width:50px;height:50px;background:var(--paper);border-radius:10px;display:grid;place-items:center;font-size:1.1rem;color:var(--steel);margin-bottom:1.5rem;transition:all .3s}
.svc-h{font-family:var(--ff-cond);font-size:1.05rem;font-weight:700;color:var(--ink);margin-bottom:.75rem;transition:color .3s}
.svc-p{font-size:.85rem;line-height:1.65;color:var(--ink-3);transition:color .3s}
.svc-arrow{position:absolute;bottom:2rem;right:2rem;width:36px;height:36px;background:var(--lime);border-radius:50%;display:grid;place-items:center;color:var(--ink);font-size:.8rem;opacity:0;transform:translate(8px,8px);transition:all .3s var(--ease-spring)}

/* ── SKILLS ── */
.skills-section{background:var(--white)}
.skills-inner{display:grid;grid-template-columns:1fr 1fr;gap:6rem;align-items:start}
.skill-rows{display:flex;flex-direction:column;gap:2rem}
.sk-meta{display:flex;justify-content:space-between;margin-bottom:.6rem}
.sk-name{font-family:var(--ff-cond);font-size:.82rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2)}
.sk-pct{font-family:var(--ff-serif);font-size:1rem;color:var(--steel);font-style:italic}
.sk-track{height:5px;background:var(--paper-2);border-radius:99px;overflow:hidden}
.sk-fill{height:100%;background:linear-gradient(90deg,var(--steel),var(--lime));border-radius:99px;width:0;transition:width 1.4s var(--ease-expo)}
.skills-cards-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.sk-card{padding:1.5rem;border-radius:12px;border:1px solid var(--border);background:var(--paper);transition:all .3s;transform-style:preserve-3d;cursor:none}
.sk-card:hover{border-color:var(--steel);background:var(--white);box-shadow:0 16px 50px rgba(10,14,20,.12);transform:translateY(-8px) rotateX(6deg) rotateY(3deg) translateZ(15px)}
.sk-card-icon{font-size:1.3rem;color:var(--steel);margin-bottom:.75rem}
.sk-card-h{font-family:var(--ff-cond);font-size:.85rem;font-weight:700;color:var(--ink);margin-bottom:.35rem}
.sk-card-p{font-size:.78rem;color:var(--ink-3);line-height:1.55}

/* ── EXPERIENCE ── */
.exp-section{background:var(--ink)}
.exp-section .s-label{color:rgba(255,255,255,.3)}
.exp-section .s-label::before{background:var(--lime)}
.exp-section .s-title{color:var(--white)}
.exp-section .s-title em{color:var(--lime)}
.exp-timeline{margin-top:4rem;display:flex;flex-direction:column;border-left:1px solid rgba(255,255,255,.08);padding-left:3rem;position:relative}
.exp-item{padding-bottom:4rem;position:relative}
.exp-item:last-child{padding-bottom:0}
.exp-dot{position:absolute;left:-3rem;top:.3rem;width:16px;height:16px;background:var(--ink);border:2px solid rgba(255,255,255,.2);border-radius:50%;transform:translateX(calc(-50% + .5px));transition:border-color .3s,background .3s}
.exp-item:hover .exp-dot{border-color:var(--lime);background:var(--lime)}
.exp-date{font-family:var(--ff-cond);font-size:.68rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--lime);margin-bottom:.75rem}
.exp-role{font-family:var(--ff-serif);font-size:clamp(1.4rem,2.5vw,2rem);color:var(--white);letter-spacing:-.02em;margin-bottom:.3rem}
.exp-company{font-family:var(--ff-cond);font-size:.82rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.35);margin-bottom:1.25rem}
.exp-body{font-size:.92rem;line-height:1.75;color:rgba(255,255,255,.5);max-width:560px;margin-bottom:1.25rem}
.exp-achievements{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1.5rem}
.exp-ach{display:flex;align-items:flex-start;gap:.75rem;font-size:.85rem;color:rgba(255,255,255,.45);line-height:1.55}
.exp-ach::before{content:'→';color:var(--lime);flex-shrink:0}
.exp-tags{display:flex;flex-wrap:wrap;gap:.4rem}
.exp-tag{font-family:var(--ff-cond);font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 11px;border-radius:99px;border:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.3)}

/* ── CERTIFICATIONS ── */
.certs-section{background:var(--paper);position:relative;overflow:hidden}
.certs-bg-pattern{position:absolute;inset:0;background-image:radial-gradient(circle at 20% 50%, rgba(184,240,64,.08) 0%, transparent 50%),radial-gradient(circle at 80% 80%, rgba(26,58,92,.06) 0%, transparent 50%);pointer-events:none;z-index:0}
.certs-header{position:relative;z-index:1;display:grid;grid-template-columns:2fr 1fr;gap:4rem;align-items:start;margin-bottom:3rem}
.certs-intro{font-size:.95rem;line-height:1.75;color:var(--ink-3);max-width:100%}
.certs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;position:relative;z-index:1}
.cert-card{background:var(--white);border-radius:16px;padding:2.5rem 2rem;border:1px solid var(--border-2);position:relative;overflow:hidden;transition:all .4s var(--ease-expo);transform-style:preserve-3d;cursor:none;box-shadow:0 8px 24px rgba(10,14,20,.08)}
.cert-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.8) 0%,transparent 50%);opacity:0;transition:opacity .4s;pointer-events:none;border-radius:16px}
.cert-glow{position:absolute;inset:-50%;background:radial-gradient(circle,rgba(184,240,64,.4) 0%,transparent 70%);opacity:0;transition:opacity .4s var(--ease-spring);pointer-events:none;filter:blur(40px)}
.cert-shine{position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.6),transparent);opacity:0;transition:opacity .5s;pointer-events:none}
.cert-card:hover{transform:translateY(-16px) rotateX(8deg) rotateY(-4deg) rotateZ(1deg) scale(1.02);box-shadow:0 40px 100px rgba(10,14,20,.2);border-color:rgba(184,240,64,.3)}
.cert-card:hover::before{opacity:1}
.cert-card:hover .cert-glow{opacity:1}
.cert-card:hover .cert-shine{opacity:1;animation:shine .6s}
.cert-card.primary-cert{background:linear-gradient(135deg,var(--steel) 0%,var(--steel-2) 100%);border-color:transparent;box-shadow:0 16px 40px rgba(26,58,92,.25)}
.cert-card.primary-cert:hover{transform:translateY(-20px) rotateX(10deg) rotateY(-5deg) scale(1.03);box-shadow:0 50px 120px rgba(26,58,92,.4);background:linear-gradient(135deg,var(--steel) 0%,var(--steel-2) 100%)}
.cert-card.primary-cert .cert-issuer{color:rgba(255,255,255,.6)}
.cert-card.primary-cert .cert-title{color:var(--white)}
.cert-card.primary-cert .cert-desc{color:rgba(255,255,255,.55)}
.cert-card.primary-cert .cert-meta span{color:rgba(255,255,255,.45)}
.cert-card.primary-cert .cert-meta i{color:var(--lime)}
.cert-card.primary-cert .cert-icon-bg{background:linear-gradient(135deg,rgba(255,255,255,.15),rgba(255,255,255,.05));border:1px solid rgba(255,255,255,.1);color:var(--lime)}
.cert-bg-num{position:absolute;bottom:-1.5rem;right:-.5rem;font-family:var(--ff-serif);font-size:8rem;font-weight:900;color:rgba(10,14,20,.04);line-height:1;pointer-events:none;opacity:.6;transition:opacity .3s}
.cert-card.primary-cert .cert-bg-num{color:rgba(255,255,255,.06)}
.cert-card:hover .cert-bg-num{opacity:1}
.cert-icon-bg{width:56px;height:56px;background:var(--paper);border-radius:12px;display:grid;place-items:center;font-size:1.3rem;color:var(--steel);margin-bottom:1.5rem;transition:all .4s var(--ease-spring);box-shadow:0 4px 16px rgba(10,14,20,.08)}
.cert-card:hover .cert-icon-bg{transform:rotate(-12deg) scale(1.2);box-shadow:0 8px 24px rgba(26,58,92,.15)}
.cert-issuer{font-family:var(--ff-cond);font-size:.68rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--lime-d);margin-bottom:.6rem;display:block;opacity:.9;transition:opacity .3s}
.cert-card:hover .cert-issuer{opacity:1}
.cert-title{font-family:var(--ff-cond);font-size:1rem;font-weight:700;color:var(--ink);margin-bottom:.8rem;transition:color .3s}
.cert-card:hover .cert-title{color:var(--steel)}
.cert-desc{font-size:.82rem;line-height:1.7;color:var(--ink-3);margin-bottom:1.5rem;transition:color .3s}
.cert-meta{display:flex;flex-wrap:wrap;gap:.75rem}
.cert-meta span{display:flex;align-items:center;gap:.4rem;font-family:var(--ff-cond);font-size:.7rem;font-weight:700;letter-spacing:.05em;color:var(--ink-3);transition:color .3s}
.cert-meta i{font-size:.7rem;transition:all .3s var(--ease-spring)}
.cert-card:hover .cert-meta i{color:var(--lime);transform:rotate(20deg) scale(1.1)}
@keyframes shine{0%{left:-100%}100%{left:100%}}

/* ── CONTACT ── */
.contact-section{background:var(--ink)}
.contact-inner{display:grid;grid-template-columns:1fr 1fr;gap:6rem;align-items:start}
.contact-section .s-label{color:rgba(255,255,255,.3)}
.contact-section .s-label::before{background:var(--lime)}
.contact-section .s-title{color:var(--white)}
.contact-section .s-title em{color:var(--lime)}
.contact-section .s-body{color:rgba(255,255,255,.4);margin-bottom:0}
.contact-details-list{display:flex;flex-direction:column;gap:1.25rem;margin:2.5rem 0}
.cd-item{display:flex;align-items:center;gap:1.25rem;padding:1.25rem;border-radius:10px;border:1px solid rgba(255,255,255,.06);transition:all .25s;transform-style:preserve-3d;cursor:none}
.cd-item:hover{border-color:rgba(255,255,255,.15);background:rgba(255,255,255,.05);transform:rotateY(4deg) rotateX(-2deg) translateZ(8px);box-shadow:0 12px 32px rgba(255,255,255,.1)}
.cd-icon{width:44px;height:44px;background:rgba(255,255,255,.06);border-radius:8px;display:grid;place-items:center;color:var(--lime);font-size:.9rem;flex-shrink:0}
.cd-label{font-family:var(--ff-cond);font-size:.65rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.25);display:block;margin-bottom:2px}
.cd-value{font-size:.9rem;color:rgba(255,255,255,.75)}
.social-row{display:flex;gap:.8rem;flex-wrap:wrap}
.s-btn{width:46px;height:46px;border-radius:50%;border:2px solid rgba(255,255,255,.15);display:grid;place-items:center;color:rgba(255,255,255,.5);font-size:.95rem;transition:all .35s var(--ease-spring);position:relative;background:rgba(255,255,255,.03);backdrop-filter:blur(10px);cursor:none;overflow:hidden}
.s-btn::before{content:'';position:absolute;inset:0;border-radius:50%;background:transparent;transition:background .35s}
.s-btn:nth-child(1)::before{background:linear-gradient(135deg,#0077B5,#0A66C2)}
.s-btn:nth-child(2)::before{background:linear-gradient(135deg,#E4405F,#D92E7F)}
.s-btn:nth-child(3)::before{background:linear-gradient(135deg,#25D366,#128C7E)}
.s-btn:nth-child(4)::before{background:linear-gradient(135deg,#1877F2,#0A66C2)}
.s-btn:hover{transform:translateY(-4px) scale(1.15);border-color:rgba(255,255,255,.4);color:var(--white);box-shadow:0 12px 32px rgba(255,255,255,.15)}
.s-btn:hover::before{background-blend-mode:screen;opacity:.95}
.s-btn i{position:relative;z-index:1}
.contact-form-box{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:3rem}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.f-group{margin-bottom:1.25rem}
.f-group label{font-family:var(--ff-cond);font-size:.68rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.3);display:block;margin-bottom:.6rem}
.f-group input,.f-group textarea,.f-group select{width:100%;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:8px;padding:13px 16px;font-family:var(--ff-sans);font-size:.9rem;color:rgba(255,255,255,.9);outline:none;transition:border-color .25s,box-shadow .25s;-webkit-appearance:none}
.f-group input::placeholder,.f-group textarea::placeholder{color:rgba(255,255,255,.2)}
.f-group input:focus,.f-group textarea:focus,.f-group select:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(184,240,64,.1)}
.f-group input.err,.f-group textarea.err,.f-group select.err{border-color:var(--danger)}
.f-group select option{background:var(--ink-2);color:var(--white)}
.f-err{font-size:.72rem;color:var(--danger);margin-top:.3rem;min-height:.9rem;display:block}
.f-group textarea{resize:vertical;min-height:120px}
.btn-submit{display:flex;align-items:center;justify-content:center;gap:.6rem;width:100%;font-family:var(--ff-cond);font-size:.85rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;background:var(--lime);color:var(--ink);padding:16px;border-radius:8px;border:none;cursor:none;transition:all .3s var(--ease-spring)}
.btn-submit:hover{background:var(--white);transform:translateY(-2px);box-shadow:0 12px 40px rgba(0,0,0,.4)}
.btn-submit:disabled{opacity:.5;pointer-events:none}
.btn-submit .spin{display:none}
.btn-submit.loading .txt{display:none}
.btn-submit.loading .spin{display:block}
@keyframes spin{to{transform:rotate(360deg)}}
.btn-submit .spin i{animation:spin .7s linear infinite}
.form-success-msg{display:none;text-align:center;padding:3rem 1rem}
.form-success-msg.show{display:block}
.fsm-icon{font-size:3rem;color:var(--lime);margin-bottom:1rem}
.fsm-h{font-family:var(--ff-serif);font-size:1.6rem;color:var(--white);margin-bottom:.5rem}
.fsm-p{font-size:.9rem;color:rgba(255,255,255,.4)}

/* ── FOOTER ── */
footer{background:var(--ink-2);padding:3.5rem clamp(1.5rem,4vw,3.5rem);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1.5rem;border-top:1px solid rgba(255,255,255,.05)}
.footer-logo-name{font-family:var(--ff-serif);font-size:1.2rem;color:var(--white);display:block;margin-bottom:.2rem}
.footer-logo-sub{font-family:var(--ff-cond);font-size:.68rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.25)}
.footer-center{font-family:var(--ff-cond);font-size:.72rem;letter-spacing:.08em;color:rgba(255,255,255,.2)}
.footer-right{display:flex;gap:1rem}
.footer-link{font-family:var(--ff-cond);font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.25);transition:color .2s}
.footer-link:hover{color:var(--lime)}

/* ── BACK TO TOP ── */
#btt{position:fixed;bottom:2rem;right:2rem;width:46px;height:46px;background:var(--steel);color:var(--white);border-radius:50%;display:grid;place-items:center;font-size:.85rem;opacity:0;visibility:hidden;transform:translateY(12px);transition:all .35s var(--ease-spring);z-index:800;cursor:none}
#btt.show{opacity:1;visibility:visible;transform:none}
#btt:hover{background:var(--lime);color:var(--ink);transform:scale(1.1)}

/* ── FLOATING SOCIAL MENU ── */
@keyframes floatPulse{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes glowPulse{0%{box-shadow:0 0 0 0 rgba(184,240,64,.8)}60%{box-shadow:0 0 0 12px rgba(184,240,64,0)}100%{box-shadow:0 0 0 0 rgba(184,240,64,0)}}
@keyframes menuSlideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes linkBounce{0%{transform:scale(0) translateY(20px);opacity:0}50%{transform:scale(1.05)}100%{transform:scale(1);opacity:1}}

.floating-social{position:fixed;bottom:6rem;right:2rem;z-index:900;display:flex;flex-direction:column;align-items:center;gap:1.2rem}
.floating-social-toggle{width:58px;height:58px;background:linear-gradient(135deg,var(--steel),var(--steel-2));color:var(--white);border-radius:50%;display:grid;place-items:center;font-size:1.2rem;border:3px solid var(--lime);cursor:none;box-shadow:0 8px 32px rgba(26,58,92,.4),inset 0 1px 0 rgba(255,255,255,.1);transition:all .4s var(--ease-spring);position:relative;animation:floatPulse 3s ease-in-out infinite,glowPulse 2.5s ease-in-out infinite;overflow:hidden;transform-style:preserve-3d}
.floating-social-toggle::before{content:'';position:absolute;inset:-2px;background:conic-gradient(from 0deg,var(--lime),var(--steel),var(--lime));border-radius:50%;opacity:0;transition:opacity .3s;z-index:-1}
.floating-social.open .floating-social-toggle::before{opacity:.3;animation:spin 3s linear infinite}
.floating-social-toggle:hover{transform:scale(1.15) rotate(45deg) rotateX(10deg) rotateY(10deg);background:linear-gradient(135deg,var(--lime),var(--amber));box-shadow:0 16px 60px rgba(184,240,64,.5),inset 0 1px 0 rgba(255,255,255,.2)}
.floating-social.open .floating-social-toggle{background:linear-gradient(135deg,var(--lime),var(--amber));color:var(--ink);transform:rotate(180deg);box-shadow:0 12px 48px rgba(184,240,64,.5),inset 0 1px 0 rgba(255,255,255,.2)}
.floating-social-menu{position:absolute;bottom:75px;right:0;background:var(--white);border-radius:18px;padding:1.2rem 0.8rem;box-shadow:0 20px 60px rgba(10,14,20,.2),0 0 40px rgba(184,240,64,.1);backdrop-filter:blur(16px);display:flex;flex-direction:column;gap:0.6rem;opacity:0;visibility:hidden;transform:translateY(20px) scale(.85);transition:all .4s var(--ease-spring);min-width:175px;animation:menuSlideUp .5s var(--ease-spring) forwards}
.floating-social.open .floating-social-menu{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.floating-social-link{display:flex;align-items:center;gap:.85rem;padding:1rem 1.2rem;border-radius:12px;color:var(--ink);font-family:var(--ff-cond);font-size:.8rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;transition:all .3s var(--ease-spring);position:relative;overflow:hidden;border:2px solid transparent;animation:linkBounce .5s var(--ease-spring) both}
.floating-social-link:nth-child(1){animation-delay:.08s}
.floating-social-link:nth-child(2){animation-delay:.16s}
.floating-social-link:nth-child(3){animation-delay:.24s}
.floating-social-link::before{content:'';position:absolute;inset:0;opacity:0;z-index:-1;transition:opacity .3s var(--ease-spring)}
.floating-social-link::after{content:'';position:absolute;inset:0;border-radius:12px;background:transparent;border:2px solid transparent;transition:all .3s;z-index:-1}
.floating-social-link i{font-size:1.25rem;transition:transform .3s var(--ease-spring)}
.floating-social-link.instagram{background:linear-gradient(135deg,#FDF497,#FDF497,#F15245,#D92E7F,#9B36B7,#515BD4) background-clip:padding-box;border-color:transparent;position:relative}
.floating-social-link.instagram::after{background:linear-gradient(135deg,#FDF497,#FDF497,#F15245,#D92E7F,#9B36B7,#515BD4);opacity:.15}
.floating-social-link.instagram:hover{transform:translateY(-6px) scale(1.08);box-shadow:0 12px 32px rgba(217,46,127,.3);color:var(--white);background:linear-gradient(135deg,#E4405F,#D92E7F);border-color:var(--white)}
.floating-social-link.instagram:hover i{transform:rotate(20deg) scale(1.2)}
.floating-social-link.whatsapp{background:linear-gradient(135deg,rgba(37,211,102,.15),rgba(37,211,102,.05));border:2px solid #25D366;position:relative}
.floating-social-link.whatsapp::after{background:linear-gradient(135deg,#25D366,#128C7E);opacity:.1}
.floating-social-link.whatsapp:hover{transform:translateY(-6px) scale(1.08);background:linear-gradient(135deg,#25D366,#128C7E);color:var(--white);border-color:var(--white);box-shadow:0 12px 32px rgba(37,211,102,.4)}
.floating-social-link.whatsapp:hover i{transform:rotate(-20deg) scale(1.2)}
.floating-social-link.facebook{background:linear-gradient(135deg,rgba(24,119,242,.15),rgba(24,119,242,.05));border:2px solid #1877F2;position:relative}
.floating-social-link.facebook::after{background:linear-gradient(135deg,#1877F2,#0A66C2);opacity:.1}
.floating-social-link.facebook:hover{transform:translateY(-6px) scale(1.08);background:linear-gradient(135deg,#1877F2,#0A66C2);color:var(--white);border-color:var(--white);box-shadow:0 12px 32px rgba(24,119,242,.4)}
.floating-social-link.facebook:hover i{transform:rotate(20deg) scale(1.2)}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}

/* ── REVEAL ANIMATIONS ── */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s var(--ease-expo),transform .8s var(--ease-expo)}
.reveal.in{opacity:1;transform:none}
.reveal-left{opacity:0;transform:translateX(-50px);transition:opacity .8s var(--ease-expo),transform .8s var(--ease-expo)}
.reveal-left.in{opacity:1;transform:none}
.reveal-right{opacity:0;transform:translateX(50px);transition:opacity .8s var(--ease-expo),transform .8s var(--ease-expo)}
.reveal-right.in{opacity:1;transform:none}
.d1{transition-delay:.1s}.d2{transition-delay:.18s}.d3{transition-delay:.26s}.d4{transition-delay:.34s}

/* ── RESPONSIVE ── */
@media(max-width:1024px){
  .hero{grid-template-columns:1fr}
  .hero-right{display:none}
  .about-inner,.skills-inner,.contact-inner{grid-template-columns:1fr;gap:4rem}
  .services-grid{grid-template-columns:1fr 1fr}
  .certs-grid{grid-template-columns:1fr 1fr}
  .services-header{grid-template-columns:1fr}
  .floating-social{bottom:5rem;right:1.5rem}
}
@media(max-width:768px){
  .nav-links,.nav-cta{display:none}
  .nav-links.mob-open{display:flex;position:fixed;top:68px;left:0;right:0;background:rgba(245,243,238,.96);backdrop-filter:blur(20px);flex-direction:column;padding:1.5rem;border-bottom:1px solid var(--border);box-shadow:0 8px 32px rgba(10,14,20,.08)}
  .nav-cta.mob-open{display:block;margin:.5rem 1.5rem 1.5rem}
  .nav-hamburger{display:flex}
  .services-grid{grid-template-columns:1fr}
  .certs-grid{grid-template-columns:1fr}
  .f-row{grid-template-columns:1fr}
  .contact-form-box{padding:2rem 1.5rem}
  footer{flex-direction:column;text-align:center}
  .hero-stats-strip{flex-wrap:wrap}
  .hero-stat+.hero-stat{border-left:none;padding-left:0;border-top:1px solid rgba(255,255,255,.1);padding-top:1rem;margin-top:1rem;width:100%}
  body{cursor:auto}
  #cur-dot,#cur-ring{display:none}
  .floating-social{bottom:4.5rem;right:1rem}
  .floating-social-toggle{width:52px;height:52px;font-size:1rem}
  .floating-social-menu{min-width:160px;padding:1rem 0.6rem;bottom:70px;right:-5px}
  .floating-social-link{padding:.9rem 1rem;font-size:.75rem}
  .floating-social-link i{font-size:1.1rem}
}
@media(max-width:480px){
  .hero-headline{font-size:2.4rem}
  .hero-actions{flex-direction:column}
  .btn-primary,.btn-ghost{width:100%;justify-content:center}
  .floating-social{bottom:4rem;right:0.8rem}
  .floating-social-toggle{width:48px;height:48px;font-size:.95rem;border-width:2px}
  .floating-social-menu{min-width:150px;right:-8px}
  .floating-social-link{padding:.8rem .9rem;font-size:.7rem;gap:.6rem}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}