/* =============================================
   ENGENHEIRO V3 — Deep Navy + Steel Blue
   Palette: #080B12 bg, #E8E4DE text, #5B8DEF accent
   Fonts: Space Grotesk + Instrument Serif
   ============================================= */

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

:root{
    --bg:#080B12;
    --bg2:#0E1219;
    --bg3:#141820;
    --text:#E8E4DE;
    --dim:#8690A0;
    --muted:#4A5060;
    --accent:#5B8DEF;
    --accentL:#7BA4F7;
    --glow:rgba(91,141,239,.25);
    --border:rgba(232,228,222,.06);
    --sans:'Space Grotesk',system-ui,sans-serif;
    --serif:'Instrument Serif',Georgia,serif;
}

html{scroll-behavior:auto;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{background:var(--bg);color:var(--text);font-family:var(--sans);overflow-x:hidden;cursor:none}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;height:100%;object-fit:cover}
button{background:none;border:none;color:inherit;cursor:none;font-family:inherit}
em{font-family:var(--serif);font-style:italic;color:var(--accent)}
::selection{background:var(--accent);color:var(--bg)}
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--muted);border-radius:3px}

/* ============ CURSOR ============ */
.cur{position:fixed;top:0;left:0;width:8px;height:8px;background:var(--accent);border-radius:50%;pointer-events:none;z-index:9999;mix-blend-mode:difference;transform:translate(-50%,-50%);transition:width .3s,height .3s}
.cur-glow{position:fixed;top:0;left:0;width:40px;height:40px;border:1px solid rgba(91,141,239,.3);border-radius:50%;pointer-events:none;z-index:9998;transform:translate(-50%,-50%);transition:width .3s,height .3s,border-color .3s}
body.cur-hover .cur{width:60px;height:60px;background:rgba(91,141,239,.12)}
body.cur-hover .cur-glow{width:80px;height:80px;border-color:var(--accent)}

/* ============ PRELOADER ============ */
.pre{position:fixed;inset:0;z-index:10000;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:30px;transition:opacity .6s,visibility .6s}
.pre.done{opacity:0;visibility:hidden;pointer-events:none}
.pre__building{display:flex;flex-direction:column-reverse;gap:3px}
.pre__floor{width:40px;height:6px;background:var(--accent);border-radius:1px;animation:floorBuild .6s calc(var(--i)*.12s) both}
@keyframes floorBuild{from{opacity:0;transform:scaleX(0)}to{opacity:1;transform:scaleX(1)}}
.pre__num{font-size:14px;font-weight:500;letter-spacing:4px;color:var(--dim);font-variant-numeric:tabular-nums}

/* ============ HEADER ============ */
.hdr{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:24px 48px;transition:background .4s,backdrop-filter .4s}
.hdr.scrolled{background:rgba(8,11,18,.85);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.hdr__logo{font-size:22px;font-weight:700;letter-spacing:-1px}
.hdr__logo span{color:var(--accent)}
.hdr__links{display:flex;gap:36px}
.hdr__links a{font-size:13px;font-weight:500;letter-spacing:1px;text-transform:uppercase;color:var(--dim);transition:color .3s}
.hdr__links a:hover{color:var(--text)}
.hdr__burger{display:none;flex-direction:column;gap:6px;width:28px}
.hdr__burger span{display:block;height:2px;background:var(--text);border-radius:1px;transition:transform .3s,opacity .3s}
.hdr__burger.open span:first-child{transform:translateY(4px) rotate(45deg)}
.hdr__burger.open span:last-child{transform:translateY(-4px) rotate(-45deg)}

/* Mobile menu */
.mob{position:fixed;inset:0;z-index:99;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:36px;opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s}
.mob.open{opacity:1;visibility:visible}
.mob__link{font-size:32px;font-weight:500;color:var(--dim);transition:color .3s}
.mob__link:hover{color:var(--text)}

/* ============ HERO ============ */
.hero{position:relative;height:100vh;overflow:hidden;display:flex;align-items:center;justify-content:center}
#hero-gl{position:absolute;inset:0;width:100%;height:100%}
.hero__fade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,11,18,.15) 0%,rgba(8,11,18,.05) 40%,rgba(8,11,18,.5) 100%);pointer-events:none}
.hero__content{position:relative;z-index:2;text-align:center;max-width:900px;padding:0 24px}
.hero__tag{font-size:12px;font-weight:500;letter-spacing:4px;text-transform:uppercase;color:var(--accent);margin-bottom:28px;opacity:0}
.hero__h1{font-size:clamp(48px,9vw,120px);font-weight:700;line-height:.92;letter-spacing:-3px;margin-bottom:28px}
.hero__row{display:block;overflow:hidden}
.hero__w{display:inline-block;opacity:0;transform:translateY(100%)}
.hero__w--serif{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--accent)}
.hero__p{font-size:clamp(15px,1.6vw,18px);color:var(--dim);line-height:1.7;margin-bottom:40px;opacity:0}
.hero__cta{display:inline-flex;align-items:center;gap:10px;padding:14px 32px;border:1px solid var(--accent);border-radius:40px;font-size:13px;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:var(--accent);transition:background .3s,color .3s,box-shadow .3s;opacity:0}
.hero__cta:hover{background:var(--accent);color:var(--bg);box-shadow:0 0 40px var(--glow)}
.hero__mouse{position:absolute;bottom:36px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;opacity:0}
.hero__mouse-box{width:20px;height:32px;border:2px solid var(--muted);border-radius:10px;display:flex;justify-content:center;padding-top:6px}
.hero__mouse-dot{width:3px;height:6px;border-radius:2px;background:var(--accent);animation:scroll-dot 2s infinite}
@keyframes scroll-dot{0%,100%{opacity:1;transform:translateY(0)}50%{opacity:.3;transform:translateY(8px)}}
.hero__mouse span{font-size:10px;letter-spacing:3px;text-transform:uppercase;color:var(--muted)}

/* ============ REEL ============ */
.reel{overflow:hidden;padding:2px 0;background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.reel__track{display:flex;gap:4px;width:max-content;animation:reel-scroll 40s linear infinite}
.reel__track img{width:280px;height:180px;border-radius:4px;filter:grayscale(.6);transition:filter .4s}
.reel__track img:hover{filter:grayscale(0)}
@keyframes reel-scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ============ PHILOSOPHY ============ */
.phil{padding:160px 48px 80px;max-width:1400px;margin:0 auto}
.phil__header{display:flex;align-items:center;gap:16px;margin-bottom:80px}
.phil__index{font-size:13px;font-weight:500;color:var(--accent);letter-spacing:2px;font-variant-numeric:tabular-nums}
.phil__label-tag{font-size:11px;font-weight:500;letter-spacing:3px;text-transform:uppercase;color:var(--muted)}
.phil__line{flex:1;height:1px;background:var(--border)}
.phil__body{display:grid;grid-template-columns:1fr 1fr;gap:80px;margin-bottom:120px;align-items:start}
.phil__left{}
.phil__heading{font-size:clamp(40px,6vw,72px);font-weight:600;letter-spacing:-2px;line-height:1.05}
.phil__heading em{font-family:var(--serif);font-weight:400;color:var(--accent);font-style:italic}
.phil__right{padding-top:16px}
.phil__text{font-size:clamp(17px,1.8vw,22px);font-weight:300;line-height:1.7;color:var(--text);margin-bottom:24px}
.phil__text em{font-family:var(--serif);font-style:italic;color:var(--accent);font-weight:400}
.phil__sub{font-size:15px;color:var(--dim);line-height:1.7}

.phil__stats{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;align-items:center;gap:0;padding:60px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.phil__stat{text-align:center;padding:0 20px}
.phil__num{font-size:clamp(40px,5vw,72px);font-weight:700;color:var(--text);line-height:1;font-variant-numeric:tabular-nums}
.phil__plus{font-size:clamp(24px,3vw,44px);font-weight:300;color:var(--accent)}
.phil__label{display:block;font-size:12px;color:var(--dim);margin-top:10px;letter-spacing:1.5px;text-transform:uppercase}
.phil__divider{width:1px;height:60px;background:var(--border);justify-self:center}

/* ============ WORKS — Stacked ============ */
.works{padding:0 0 40vh}
.works__intro{padding:100px 48px 60px;text-align:center}
.works__h2{font-size:clamp(32px,5vw,56px);font-weight:600;letter-spacing:-1px}
.works__h2 em{font-family:var(--serif);color:var(--accent);font-weight:400}

.works__stack{position:relative}
.wcard{position:sticky;top:0;height:100vh;overflow:hidden;display:flex;align-items:flex-end;border-radius:0;transform-origin:top center}
.wcard__img{position:absolute;inset:0;z-index:0;transition:transform 8s ease-out}
.wcard:hover .wcard__img{transform:scale(1.04)}
.wcard__overlay{position:absolute;inset:0;z-index:1;background:linear-gradient(0deg,rgba(8,11,18,.85) 0%,rgba(8,11,18,.15) 50%,rgba(8,11,18,.3) 100%)}
.wcard__info{position:relative;z-index:2;padding:60px 64px;max-width:680px}
.wcard__cat{font-size:12px;font-weight:500;letter-spacing:2px;text-transform:uppercase;color:var(--accent);margin-bottom:16px;display:block}
.wcard__title{font-size:clamp(28px,4vw,52px);font-weight:700;letter-spacing:-1px;margin-bottom:8px}
.wcard__loc{font-size:14px;color:var(--dim);margin-bottom:16px}
.wcard__desc{font-size:15px;color:var(--dim);line-height:1.65;max-width:480px}

/* z-index stacking for cards */
.wcard:nth-child(1){z-index:1}
.wcard:nth-child(2){z-index:2}
.wcard:nth-child(3){z-index:3}
.wcard:nth-child(4){z-index:4}

/* ============ SKILLS ============ */
.skills{padding:160px 48px;max-width:1400px;margin:0 auto}
.skills__header{display:flex;align-items:center;gap:16px;margin-bottom:80px}
.skills__index{font-size:13px;font-weight:500;color:var(--accent);letter-spacing:2px;font-variant-numeric:tabular-nums}
.skills__label-tag{font-size:11px;font-weight:500;letter-spacing:3px;text-transform:uppercase;color:var(--muted)}
.skills__line{flex:1;height:1px;background:var(--border)}
.skills__list{border-top:1px solid var(--border)}
.skill-row{display:grid;grid-template-columns:60px 1fr 1.2fr 48px;align-items:center;gap:32px;padding:40px 0;border-bottom:1px solid var(--border);cursor:pointer;transition:all .4s cubic-bezier(.4,0,.2,1)}
.skill-row:hover{padding-left:16px;border-color:rgba(91,141,239,.3)}
.skill-row__num{font-size:14px;font-weight:500;color:var(--muted);letter-spacing:1px;transition:color .4s}
.skill-row:hover .skill-row__num{color:var(--accent)}
.skill-row__name{font-size:clamp(22px,2.5vw,32px);font-weight:600;letter-spacing:-0.5px;transition:color .4s}
.skill-row:hover .skill-row__name{color:var(--accent)}
.skill-row__desc{font-size:15px;color:var(--dim);line-height:1.65;transform:translateX(20px);opacity:0;transition:all .5s cubic-bezier(.4,0,.2,1)}
.skill-row:hover .skill-row__desc{transform:translateX(0);opacity:1}
.skill-row__arrow{width:48px;height:48px;border-radius:50%;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;transition:all .4s;color:var(--muted)}
.skill-row:hover .skill-row__arrow{border-color:var(--accent);color:var(--accent);transform:rotate(0deg)}

/* ============ QUOTE ============ */
.quote{position:relative;padding:180px 48px;display:flex;flex-direction:column;align-items:center;overflow:hidden;background:var(--bg2)}
.quote__mark{position:absolute;top:60px;left:50%;transform:translateX(-50%);font-family:var(--serif);font-size:clamp(120px,20vw,280px);color:rgba(91,141,239,.06);line-height:1;pointer-events:none;user-select:none}
.quote__inner{max-width:800px;text-align:center;position:relative;z-index:1}
.quote__text{font-family:var(--serif);font-size:clamp(22px,3.5vw,38px);font-style:italic;line-height:1.55;color:var(--text);margin-bottom:48px}
.quote__author{display:flex;align-items:center;gap:16px;justify-content:center}
.quote__avatar{width:48px;height:48px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:var(--bg);letter-spacing:1px}
.quote__cite{display:flex;flex-direction:column;gap:4px;text-align:left}
.quote__cite strong{font-size:15px;font-weight:600;letter-spacing:1px;font-style:normal}
.quote__cite span{font-size:13px;color:var(--dim);font-style:normal}
.quote__accent-line{position:absolute;bottom:0;left:0;width:100%;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.3}

/* ============ CONTACT ============ */
.contact{padding:160px 48px 120px;max-width:1400px;margin:0 auto}
.contact__top{margin-bottom:80px}
.contact__header{display:flex;align-items:center;gap:16px;margin-bottom:48px}
.contact__index{font-size:13px;font-weight:500;color:var(--accent);letter-spacing:2px;font-variant-numeric:tabular-nums}
.contact__label-tag{font-size:11px;font-weight:500;letter-spacing:3px;text-transform:uppercase;color:var(--muted)}
.contact__line{flex:1;height:1px;background:var(--border)}
.contact__h2{font-size:clamp(36px,5.5vw,64px);font-weight:600;letter-spacing:-2px;line-height:1.1}
.contact__h2 em{font-family:var(--serif);font-weight:400;color:var(--accent);font-style:italic}
.contact__grid{display:grid;grid-template-columns:1fr 1.2fr;gap:100px;align-items:start}
.contact__left{}
.contact__details{display:flex;flex-direction:column;gap:32px;margin-bottom:48px}
.contact__item{}
.contact__label{display:block;font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.contact__details a,.contact__details span{font-size:16px;color:var(--dim);transition:color .3s}
.contact__details a:hover{color:var(--accent)}
.contact__social{display:flex;gap:16px}
.contact__social-link{width:44px;height:44px;border-radius:50%;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--muted);transition:all .3s}
.contact__social-link:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}

.contact__form{display:flex;flex-direction:column;gap:28px}
.field{position:relative}
.field--full{grid-column:span 2}
.field input,.field textarea{width:100%;background:transparent;border:none;border-bottom:1px solid var(--border);padding:16px 0 12px;font-size:15px;font-family:var(--sans);color:var(--text);outline:none;transition:border-color .3s}
.field input:focus,.field textarea:focus{border-color:var(--accent)}
.field textarea{resize:none;min-height:100px}
.field label{position:absolute;left:0;top:16px;font-size:14px;color:var(--muted);transition:all .3s;pointer-events:none}
.field input:focus~label,.field input:not(:placeholder-shown)~label,
.field textarea:focus~label,.field textarea:not(:placeholder-shown)~label{top:-6px;font-size:11px;color:var(--accent);letter-spacing:1px;text-transform:uppercase}
.contact__btn{display:flex;align-items:center;gap:10px;align-self:flex-start;padding:18px 40px;background:transparent;border:1px solid var(--accent);border-radius:40px;font-size:14px;font-weight:600;color:var(--accent);letter-spacing:1px;transition:all .4s cubic-bezier(.4,0,.2,1)}
.contact__btn:hover{background:var(--accent);color:var(--bg);box-shadow:0 0 40px var(--glow);transform:translateY(-2px)}

/* ============ FOOTER ============ */
.foot{border-top:1px solid var(--border);padding:0 48px}
.foot__top{display:flex;align-items:flex-start;justify-content:space-between;padding:64px 0;gap:48px}
.foot__brand{}
.foot__logo{font-size:28px;font-weight:700;color:var(--text);display:block;margin-bottom:8px}
.foot__logo span{color:var(--accent)}
.foot__tagline{font-size:13px;color:var(--dim);letter-spacing:1px}
.foot__nav{display:flex;gap:80px}
.foot__col{display:flex;flex-direction:column;gap:12px}
.foot__col-title{font-size:11px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.foot__col a{font-size:14px;color:var(--dim);transition:color .3s}
.foot__col a:hover{color:var(--accent)}
.foot__top-btn{display:flex;flex-direction:column;align-items:center;gap:8px;background:none;border:1px solid var(--border);border-radius:40px;padding:16px 20px;color:var(--muted);transition:all .3s;cursor:pointer}
.foot__top-btn:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-3px)}
.foot__top-btn span{font-size:10px;letter-spacing:2px;text-transform:uppercase}
.foot__bottom{display:flex;align-items:center;justify-content:space-between;padding:24px 0;border-top:1px solid var(--border);font-size:12px;color:var(--muted)}
.foot__gmx a{color:var(--accent);transition:opacity .3s}
.foot__gmx a:hover{opacity:.7}

/* ============ REVEAL UTILITY ============ */
.rv{opacity:0;transform:translateY(40px);transition:none}

/* ============ RESPONSIVE ============ */
@media(max-width:1024px){
    .phil__body{grid-template-columns:1fr;gap:40px}
    .phil__stats{grid-template-columns:1fr 1fr;gap:40px}
    .phil__divider{display:none}
    .skill-row{grid-template-columns:40px 1fr 48px;gap:20px}
    .skill-row__desc{display:none}
    .contact__grid{grid-template-columns:1fr;gap:60px}
    .foot__nav{gap:40px}
}
@media(max-width:768px){
    .hdr{padding:18px 24px}
    .hdr__links{display:none}
    .hdr__burger{display:flex}
    .hero__content{padding:0 20px}
    .hero__h1{letter-spacing:-1.5px}
    .phil{padding:100px 24px 60px}
    .phil__header{margin-bottom:48px}
    .phil__stats{grid-template-columns:1fr 1fr;gap:32px;padding:40px 0}
    .phil__divider{display:none}
    .works__intro{padding:80px 24px 40px}
    .wcard__info{padding:40px 24px}
    .skills{padding:100px 24px}
    .skills__header{margin-bottom:48px}
    .skill-row{grid-template-columns:1fr 48px;gap:12px;padding:28px 0}
    .skill-row__num{display:none}
    .skill-row__desc{display:none}
    .quote{padding:100px 24px}
    .quote__mark{font-size:100px;top:30px}
    .contact{padding:100px 24px}
    .contact__grid{grid-template-columns:1fr;gap:48px}
    .foot{padding:0 24px}
    .foot__top{flex-direction:column;gap:40px;padding:48px 0}
    .foot__nav{gap:40px}
    .foot__top-btn{align-self:flex-start}
    .foot__bottom{flex-direction:column;gap:12px;text-align:center;padding:20px 0}
    .cur,.cur-glow{display:none}
    body{cursor:auto}
    button,a{cursor:pointer}
    .reel__track img{width:180px;height:120px}
}