/* ========== RESET ========== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
    --bg:#050505;--bg2:#0a0a0a;--bg3:#111;
    --white:#fff;--gray:#888;--gray2:#444;--gray3:#1a1a1a;
    --accent:#6366f1;--accent2:#8b5cf6;--gold:#f59e0b;
    --radius:14px;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--white);overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit;transition:.3s}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
h1,h2,h3{font-family:'Space Grotesk',sans-serif}

/* ========== BRAND (text logo) ========== */
.nav-brand{display:flex;align-items:baseline;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.5rem;letter-spacing:-.02em;user-select:none}
.brand-n{font-size:1.7rem;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.brand-rest{color:var(--white)}
.footer-brand{font-size:1.3rem}
.footer-brand .brand-n{font-size:1.5rem}

/* ========== NAV ========== */
nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:.4s}
nav.scrolled{background:rgba(5,5,5,.92);backdrop-filter:blur(24px);border-bottom:1px solid var(--gray3)}
.nav-inner{max-width:1200px;margin:0 auto;padding:18px 32px;display:flex;align-items:center;justify-content:space-between}
.nav-links{display:flex;align-items:center;gap:36px}
.nav-links a{font-size:.88rem;color:var(--gray);font-weight:500;transition:.3s;position:relative}
.nav-links a:not(.nav-btn)::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:1.5px;background:var(--accent);transition:.3s}
.nav-links a:not(.nav-btn):hover::after{width:100%}
.nav-links a:hover{color:var(--white)}
.nav-btn{background:var(--white)!important;color:var(--bg)!important;padding:10px 26px!important;border-radius:50px!important;font-weight:600!important;font-size:.85rem!important}
.nav-btn:hover{opacity:.85;transform:translateY(-1px)}
.lang-toggle{background:rgba(99,102,241,.08);border:1px solid rgba(99,102,241,.25);color:var(--accent);padding:7px 16px;border-radius:8px;font-size:.78rem;font-weight:600;cursor:pointer;transition:.3s;font-family:'Space Grotesk',sans-serif;letter-spacing:.06em}
.lang-toggle:hover{background:var(--accent);color:var(--white);border-color:var(--accent);transform:translateY(-1px)}
.hamburger{display:none;background:none;border:none;cursor:pointer;width:28px;height:20px;position:relative}
.hamburger span{position:absolute;left:0;width:100%;height:2px;background:var(--white);transition:.3s}
.hamburger span:first-child{top:0}
.hamburger span:last-child{bottom:0}
.hamburger.open span:first-child{top:50%;transform:translateY(-50%) rotate(45deg)}
.hamburger.open span:last-child{bottom:auto;top:50%;transform:translateY(-50%) rotate(-45deg)}

/* ========== HERO ========== */
.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;padding:120px 32px 80px}
.hero-glow{position:absolute;width:900px;height:900px;background:radial-gradient(circle,rgba(99,102,241,.08) 0%,rgba(139,92,246,.04) 40%,transparent 70%);top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:80px 80px;pointer-events:none;mask-image:radial-gradient(ellipse at center,black 30%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 75%)}
.particles{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.particle{position:absolute;width:2px;height:2px;background:var(--accent);border-radius:50%;opacity:.4;animation:float linear infinite}
@keyframes float{0%{transform:translateY(0) translateX(0);opacity:0}10%{opacity:.5}90%{opacity:.5}100%{transform:translateY(-100vh) translateX(40px);opacity:0}}

.hero-content{text-align:center;position:relative;z-index:1;max-width:850px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;border-radius:50px;border:1px solid var(--gray3);background:rgba(255,255,255,.02);font-size:.8rem;color:var(--gray);margin-bottom:32px;backdrop-filter:blur(10px)}
.hero-badge i{color:var(--gold);font-size:.7rem}
.hero h1{font-size:clamp(2.8rem,6vw,5.2rem);font-weight:700;line-height:1.08;letter-spacing:-.04em;margin-bottom:28px}
.hero h1 em{font-style:normal;background:linear-gradient(135deg,var(--accent),var(--accent2),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{font-size:1.1rem;color:var(--gray);line-height:1.8;margin-bottom:44px;max-width:560px;margin-left:auto;margin-right:auto}
.hero-ctas{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* Buttons */
.btn-main{display:inline-flex;align-items:center;gap:10px;padding:15px 34px;border-radius:50px;background:var(--white);color:var(--bg);font-weight:600;font-size:.92rem;border:none;cursor:pointer;transition:.3s;font-family:inherit}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 10px 40px rgba(255,255,255,.12)}
.btn-ghost{display:inline-flex;align-items:center;gap:10px;padding:15px 34px;border-radius:50px;border:1px solid var(--gray3);color:var(--gray);font-weight:500;font-size:.92rem;transition:.3s}
.btn-ghost:hover{border-color:var(--gray2);color:var(--white)}
.btn-full{width:100%;justify-content:center}

/* Hero scroll indicator */
.hero-scroll{position:absolute;bottom:36px;left:50%;transform:translateX(-50%)}
.scroll-line{width:1px;height:56px;background:linear-gradient(to bottom,var(--gray2),transparent);animation:scrollPulse 2s ease-in-out infinite}
@keyframes scrollPulse{0%,100%{opacity:.2}50%{opacity:.8}}

/* ========== MARQUEE ========== */
.marquee{border-top:1px solid var(--gray3);border-bottom:1px solid var(--gray3);padding:22px 0;overflow:hidden;white-space:nowrap}
.marquee-track{display:inline-flex;gap:36px;animation:marqueeScroll 35s linear infinite}
.marquee-track span{font-size:.8rem;text-transform:uppercase;letter-spacing:.18em;color:var(--gray2);font-weight:600}
.marquee-track .dot{width:5px;height:5px;border-radius:50%;background:var(--accent);display:inline-block;vertical-align:middle;opacity:.6}
@keyframes marqueeScroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ========== SECTIONS ========== */
section{padding:130px 0}
.section-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.22em;color:var(--accent);font-weight:600;margin-bottom:14px}
.section-title{font-size:clamp(2rem,4vw,3.4rem);font-weight:700;letter-spacing:-.03em;margin-bottom:60px}

/* ========== SERVICES ========== */
.services{background:var(--bg)}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--gray3);border:1px solid var(--gray3);border-radius:var(--radius);overflow:hidden}
.svc{background:var(--bg);padding:44px 36px;position:relative;transition:.5s;cursor:default}
.svc::before{content:attr(data-num);position:absolute;top:18px;right:22px;font-size:.68rem;color:var(--gray2);font-family:'Space Grotesk',sans-serif;font-weight:600}
.svc:hover{background:var(--bg2)}
.svc-icon{width:50px;height:50px;border-radius:13px;background:rgba(99,102,241,.06);display:flex;align-items:center;justify-content:center;margin-bottom:22px;color:var(--accent);font-size:1.2rem;transition:.4s}
.svc:hover .svc-icon{background:linear-gradient(135deg,var(--accent),var(--accent2));color:var(--white);transform:scale(1.05)}
.svc h3{font-size:1.12rem;font-weight:600;margin-bottom:12px}
.svc p{font-size:.88rem;color:var(--gray);line-height:1.75}

/* ========== WORK ========== */
.work{background:var(--bg2)}
.project-showcase{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.project-tag{display:inline-block;padding:6px 16px;border-radius:50px;background:rgba(99,102,241,.08);border:1px solid rgba(99,102,241,.15);color:var(--accent);font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;margin-bottom:18px}
.project-info h3{font-size:2.4rem;font-weight:700;margin-bottom:18px;letter-spacing:-.02em}
.project-info>p{color:var(--gray);font-size:.92rem;line-height:1.8;margin-bottom:30px}
.project-stats{display:flex;gap:36px;margin-bottom:26px}
.project-stats div{text-align:left}
.project-stats strong{display:block;font-size:1.7rem;font-family:'Space Grotesk',sans-serif;font-weight:700;background:linear-gradient(135deg,var(--white),var(--gray));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.project-stats span{font-size:.72rem;color:var(--gray);text-transform:uppercase;letter-spacing:.1em}
.project-tech{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px}
.project-tech span{padding:6px 16px;border-radius:50px;border:1px solid var(--gray3);font-size:.73rem;color:var(--gray);transition:.3s}
.project-tech span:hover{border-color:var(--accent);color:var(--accent)}

/* Project visual — browser-window product card with real screenshot */
.project-visual{display:flex;justify-content:center;align-items:center;position:relative;min-height:360px}
.project-card-stack{position:relative;width:480px;height:340px}
.pcard{position:absolute;border-radius:14px;border:1px solid var(--gray3);transition:.6s cubic-bezier(.23,1,.32,1)}
.pcard-1{width:440px;height:300px;bottom:0;left:0;background:#0c0c0c;z-index:3;box-shadow:0 28px 80px rgba(0,0,0,.7),0 0 0 1px rgba(255,255,255,.04);overflow:hidden}
.pcard-2{width:420px;height:280px;bottom:18px;left:30px;background:linear-gradient(145deg,#0f0f0f,#1a1a1a);z-index:2;transform:rotate(3deg);box-shadow:0 12px 40px rgba(0,0,0,.4)}
.pcard-3{width:400px;height:260px;bottom:36px;left:60px;background:linear-gradient(145deg,#111,#1e1e1e);z-index:1;transform:rotate(6deg);box-shadow:0 8px 28px rgba(0,0,0,.3)}
.project-card-stack:hover .pcard-1{transform:translateY(-8px)}
.project-card-stack:hover .pcard-2{transform:rotate(5deg) translate(10px,-6px)}
.project-card-stack:hover .pcard-3{transform:rotate(9deg) translate(18px,-3px)}

/* Browser-window chrome inside pcard-1 */
.pcard-bar{display:flex;align-items:center;gap:8px;height:36px;padding:0 14px;background:linear-gradient(180deg,#1a1a1f,#141418);border-bottom:1px solid rgba(255,255,255,.05)}
.pcard-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.pcard-dot:nth-child(1){background:#ef4444}
.pcard-dot:nth-child(2){background:#f59e0b}
.pcard-dot:nth-child(3){background:#22c55e}
.pcard-url{flex:1;margin-left:12px;height:22px;display:flex;align-items:center;justify-content:center;gap:7px;background:rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.04);border-radius:50px;font-family:'Space Grotesk',sans-serif;font-size:.7rem;color:var(--gray);letter-spacing:.02em}
.pcard-url i{font-size:.55rem;color:#22c55e;opacity:.85}
.pcard-shot{display:block;width:100%;height:calc(100% - 36px);object-fit:cover;object-position:top center;background:#0c0c0c}

/* Theme variants — colored lock icon + per-product image cropping */
.stack-nova .pcard-url i{color:#38bdf8}
.stack-diet .pcard-url i{color:#34d399}
.stack-diet .pcard-shot{object-position:top left}

/* Reversed layout (visual on left) */
.project-showcase.reversed .project-info{order:2}
.project-showcase.reversed .project-visual{order:1}

/* ========== GALLERY (carousel of project showcases) ========== */
.gallery{position:relative;margin-top:30px;padding:0 80px}
.gallery:focus{outline:none}
.gallery:focus-visible{outline:2px solid var(--accent);outline-offset:6px;border-radius:24px}
.gallery-viewport{overflow:hidden;border-radius:24px}
.gallery-track{display:flex;transition:transform .6s cubic-bezier(.23,1,.32,1);will-change:transform}
.gallery-slide{flex:0 0 100%;min-width:0;padding:24px 8px}

.gallery-arrow{
    position:absolute;top:50%;transform:translateY(-50%);
    width:60px;height:60px;border-radius:50%;
    background:rgba(255,255,255,.04);
    border:1px solid var(--gray3);
    color:var(--white);font-size:1.05rem;cursor:pointer;
    display:flex;align-items:center;justify-content:center;
    transition:background .3s ease,border-color .3s ease,color .3s ease,transform .3s ease,box-shadow .3s ease;
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    z-index:3;
}
.gallery-arrow:hover{
    background:linear-gradient(135deg,rgba(99,102,241,.15),rgba(139,92,246,.15));
    border-color:var(--accent);color:var(--white);
    transform:translateY(-50%) scale(1.08);
    box-shadow:0 12px 40px rgba(99,102,241,.25)
}
.gallery-arrow:active{transform:translateY(-50%) scale(.96)}
.gallery-prev{left:0}
.gallery-next{right:0}

.gallery-dots{display:flex;gap:10px;justify-content:center;margin-top:32px}
.gallery-dot{
    width:10px;height:10px;border-radius:50%;
    border:none;padding:0;background:var(--gray3);
    cursor:pointer;transition:.35s ease;
}
.gallery-dot:hover:not(.active){background:var(--gray2)}
.gallery-dot.active{background:linear-gradient(135deg,var(--accent),var(--accent2));width:32px;border-radius:5px}

.gallery-counter{
    position:absolute;top:0;right:0;
    font-family:'Space Grotesk',sans-serif;font-weight:600;
    font-size:.78rem;letter-spacing:.18em;color:var(--gray2);
    display:flex;gap:6px;align-items:baseline;
}
.gallery-current{color:var(--white);font-size:1.05rem}
.gallery-sep{opacity:.5}

@media(max-width:1024px){
    .gallery{padding:0 60px}
    .gallery-arrow{width:52px;height:52px}
}
@media(max-width:768px){
    .gallery{
        padding:0;margin-top:16px;
        display:grid;
        grid-template-columns:auto 1fr auto;
        grid-template-areas:
            "viewport viewport viewport"
            "prev    dots     next"
            "counter counter  counter";
        align-items:center;row-gap:18px;column-gap:14px;
    }
    .gallery-viewport{grid-area:viewport;border-radius:18px}
    .gallery-arrow{
        position:static;transform:none;
        width:44px;height:44px;font-size:.9rem;
    }
    .gallery-arrow:hover{transform:none;box-shadow:none}
    .gallery-arrow:active{transform:scale(.95)}
    .gallery-prev{grid-area:prev}
    .gallery-next{grid-area:next}
    .gallery-dots{grid-area:dots;margin:0;justify-self:center}
    .gallery-counter{grid-area:counter;position:static;justify-self:center;margin:0}
    .gallery-slide{padding:16px 4px}
}

/* Tag color variants */
.project-tag.tag-nova{background:rgba(56,189,248,.08);border-color:rgba(56,189,248,.2);color:#38bdf8}
.project-tag.tag-diet{background:rgba(52,211,153,.08);border-color:rgba(52,211,153,.2);color:#34d399}

/* NovaSuite stack — blue/indigo */
.stack-nova .pcard-1{background:linear-gradient(145deg,#0a1220,#0f1a2e)}
.stack-nova .pcard-2{background:linear-gradient(145deg,#0c1626,#111e35)}
.stack-nova .pcard-3{background:linear-gradient(145deg,#0e1a2c,#13223d)}

/* Dietitian stack — green/emerald */
.stack-diet .pcard-1{background:linear-gradient(145deg,#08160f,#0c2218)}
.stack-diet .pcard-2{background:linear-gradient(145deg,#0a1a13,#0f2a1e)}
.stack-diet .pcard-3{background:linear-gradient(145deg,#0c1f17,#123322)}

/* ========== PROCESS ========== */
.process{background:var(--bg)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{padding:36px 28px;border:1px solid var(--gray3);border-radius:var(--radius);transition:.5s;position:relative;overflow:hidden}
.step::after{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent2));opacity:0;transition:.5s}
.step:hover{border-color:var(--gray2);transform:translateY(-6px)}
.step:hover::after{opacity:1}
.step-num{font-family:'Space Grotesk',sans-serif;font-size:2.8rem;font-weight:700;color:var(--gray3);margin-bottom:18px;transition:.4s}
.step:hover .step-num{background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.step h3{font-size:1.08rem;font-weight:600;margin-bottom:10px}
.step p{font-size:.84rem;color:var(--gray);line-height:1.75}

/* ========== STACK ========== */
.stack{background:var(--bg2)}
.stack-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.stack-item{display:flex;flex-direction:column;align-items:center;gap:12px;padding:30px 16px;border:1px solid var(--gray3);border-radius:var(--radius);transition:.4s;cursor:default}
.stack-item:hover{border-color:var(--accent);background:rgba(99,102,241,.03);transform:translateY(-4px)}
.stack-item i{font-size:1.9rem;color:var(--gray2);transition:.4s}
.stack-item:hover i{color:var(--accent)}
.stack-item span{font-size:.78rem;color:var(--gray);font-weight:500}

/* ========== CONTACT ========== */
.contact{background:var(--bg)}
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.contact-title{margin-bottom:16px!important}
.contact-sub{color:var(--gray);font-size:.95rem;line-height:1.8;margin-bottom:36px}
.contact-details{display:flex;flex-direction:column;gap:14px;margin-bottom:36px}
.contact-details a{display:flex;align-items:center;gap:12px;color:var(--gray);font-size:.88rem}
.contact-details a i{color:var(--accent);width:16px}
.contact-details a:hover{color:var(--white)}
.contact-socials{display:flex;gap:12px}
.contact-socials a{width:44px;height:44px;border:1px solid var(--gray3);border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--gray2);font-size:.95rem;transition:.4s}
.contact-socials a:hover{border-color:var(--accent);color:var(--accent);background:rgba(99,102,241,.04);transform:translateY(-2px)}

/* Form */
.contact-form{display:flex;flex-direction:column;gap:14px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;padding:15px 20px;border:1px solid var(--gray3);border-radius:12px;background:rgba(255,255,255,.02);color:var(--white);font-family:inherit;font-size:.88rem;outline:none;transition:.4s;appearance:none}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:var(--gray2)}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(99,102,241,.06);background:rgba(99,102,241,.02)}
.contact-form select{cursor:pointer;color:var(--gray2);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23444' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 20px center}
.contact-form select option{background:var(--bg2);color:var(--white)}
.contact-form textarea{resize:vertical;min-height:130px}
.form-ok,.form-err{display:none;align-items:center;gap:10px;padding:15px 20px;border-radius:12px;font-size:.88rem}
.form-ok{background:rgba(16,185,129,.06);border:1px solid rgba(16,185,129,.15);color:#10b981}
.form-err{background:rgba(239,68,68,.06);border:1px solid rgba(239,68,68,.15);color:#ef4444}
.form-ok.show,.form-err.show{display:flex}
.btn-main:disabled{opacity:.5;cursor:not-allowed;transform:none!important}
.btn-main .spinner{display:none;width:16px;height:16px;border:2px solid var(--bg);border-top-color:transparent;border-radius:50%;animation:spin .6s linear infinite}
.btn-main.loading .spinner{display:inline-block}
.btn-main.loading span,.btn-main.loading i:not(.spinner){display:none}
@keyframes spin{to{transform:rotate(360deg)}}

/* ========== FOOTER ========== */
footer{padding:52px 0 28px;border-top:1px solid var(--gray3)}
.footer-inner{display:flex;justify-content:space-between;align-items:center;margin-bottom:36px}
.footer-left p{color:var(--gray);font-size:.84rem;margin-top:14px}
.footer-right{display:flex;gap:30px}
.footer-right a{color:var(--gray2);font-size:.84rem}
.footer-right a:hover{color:var(--white)}
.footer-bar{text-align:center;padding-top:28px;border-top:1px solid var(--gray3);color:var(--gray2);font-size:.78rem}

/* ========== ANIMATIONS ========== */
.fade-up{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* ========== RESPONSIVE ========== */
@media(max-width:1024px){
    .services-grid{grid-template-columns:repeat(2,1fr)}
    .steps{grid-template-columns:repeat(2,1fr)}
    .stack-grid{grid-template-columns:repeat(4,1fr)}
    .project-showcase{grid-template-columns:1fr}
    .project-visual{display:none}
}
@media(max-width:768px){
    .hamburger{display:block}
    .nav-links{position:fixed;top:0;right:-100%;width:280px;height:100vh;background:var(--bg);border-left:1px solid var(--gray3);flex-direction:column;padding:90px 36px 36px;gap:28px;transition:.35s}
    .nav-links.open{right:0}
    .nav-links a{font-size:1rem;color:var(--white)}
    .nav-links a::after{display:none}
    .services-grid{grid-template-columns:1fr}
    .steps{grid-template-columns:1fr}
    .stack-grid{grid-template-columns:repeat(3,1fr)}
    .contact-layout{grid-template-columns:1fr}
    .form-row{grid-template-columns:1fr}
    .footer-inner{flex-direction:column;gap:28px;text-align:center}
    .footer-right{justify-content:center}
    section{padding:90px 0}
    .hero h1{font-size:2.2rem}
    .project-stats{gap:20px}
    .hero-badge{font-size:.72rem;padding:6px 16px}
}
@media(max-width:480px){
    .stack-grid{grid-template-columns:repeat(2,1fr)}
    .hero-ctas{flex-direction:column;align-items:center}
    .hero-ctas .btn-ghost{width:100%;justify-content:center}
}

@media(max-width:1024px){
    .project-showcase + .project-showcase{margin-top:80px}
    .project-showcase.reversed .project-info{order:1}
    .project-showcase.reversed .project-visual{order:2}
}