/* ============================================================
   VYRION — design system
   Black #080808 background, accent colors used sparingly.
   Display: Unbounded 800/900. Body: Rajdhani 500/600/700.
   ============================================================ */

/* ---------- Variables ---------- */
:root{
  --bg:#080808;
  --bg-2:#0f0f0f;
  --bg-3:#161616;
  --text:#ffffff;
  --muted:rgba(255,255,255,.55);
  --dim:rgba(255,255,255,.28);
  --line:rgba(255,255,255,.08);
  --blue:#00AAFF;
  --purple:#7C4DFF;
  --pink:#FF2D78;
  --green:#39FF14;
  --yellow:#FFE600;
  --font-d:'Unbounded',sans-serif;
  --font-b:'Rajdhani',sans-serif;
  --ease:cubic-bezier(.2,.8,.2,1);
  --t:.4s var(--ease);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-b);
  font-weight:600;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
img,svg{max-width:100%;height:auto;display:block}
button{font:inherit;cursor:pointer;border:0;background:0;color:inherit}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
input,textarea,select{font:inherit;color:inherit}
::selection{background:var(--blue);color:#000}

/* ---------- Typography ---------- */
h1,h2,h3,h4,h5,h6{
  font-family:var(--font-d);
  font-weight:900;
  line-height:.95;
  letter-spacing:-.02em;
}
h1{font-size:clamp(3rem,11vw,8.5rem)}
h2{font-size:clamp(2.2rem,6vw,4.5rem)}
h3{font-size:clamp(1.4rem,2.5vw,2rem);line-height:1.1}
.eyebrow{
  font-family:var(--font-b);
  font-weight:700;
  font-size:.8rem;
  letter-spacing:.25em;
  text-transform:uppercase;
  color:var(--muted);
}
em{font-style:italic;color:var(--muted)}
p{font-weight:500}

/* ---------- Layout ---------- */
.container{max-width:1400px;margin:0 auto;padding:0 2rem;position:relative}
main{flex:1}
section{padding:7rem 0;position:relative}
@media(min-width:768px){section{padding:9rem 0}}

/* ---------- Scroll progress (top bar) ---------- */
.scroll-progress{
  position:fixed;top:0;left:0;height:3px;width:0;z-index:100;
  background:linear-gradient(90deg,var(--blue),var(--purple),var(--pink),var(--green),var(--yellow));
  transition:width .05s linear;
}

/* ---------- Navigation ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  background:rgba(8,8,8,.72);
  border-bottom:1px solid var(--line);
}
.nav__inner{
  display:flex;align-items:center;justify-content:space-between;gap:2rem;
  padding:1.2rem 2rem;max-width:1400px;margin:0 auto;
}
.nav__logo{
  display:flex;align-items:center;gap:.7rem;
  font-family:var(--font-b);font-weight:700;font-size:1.05rem;
  letter-spacing:.18em;color:var(--text);
}
.nav__logo-mark{height:30px;width:auto}
.nav__menu{display:flex;gap:2.2rem;align-items:center}
.nav__link{
  font-size:.92rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted);transition:color var(--t);position:relative;
}
.nav__link:hover,.nav__link.is-active{color:var(--text)}
.nav__link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--blue);
}
.nav__burger{
  display:none;flex-direction:column;gap:5px;padding:8px;z-index:51;
}
.nav__burger span{
  display:block;width:24px;height:2px;background:var(--text);
  transition:transform var(--t),opacity var(--t);
}
@media(max-width:880px){
  .nav__menu{
    position:fixed;inset:0;background:var(--bg);
    flex-direction:column;justify-content:center;align-items:center;gap:2rem;
    transform:translateX(100%);transition:transform .5s var(--ease);z-index:49;
  }
  .nav__menu.is-open{transform:translateX(0)}
  .nav__menu .nav__link{font-size:1.8rem;font-family:var(--font-d);font-weight:900;letter-spacing:0}
  .nav__burger{display:flex}
  .nav__burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav__burger.is-open span:nth-child(2){opacity:0}
  .nav__burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;
  padding:1rem 1.8rem;
  font-family:var(--font-b);font-weight:700;font-size:.92rem;
  letter-spacing:.12em;text-transform:uppercase;
  transition:all var(--t);
  border:1px solid transparent;position:relative;overflow:hidden;
}
.btn__arrow{transition:transform var(--t)}
.btn:hover .btn__arrow{transform:translateX(5px)}
.btn--primary{background:var(--blue);color:#000;border-color:var(--blue)}
.btn--primary:hover{background:#fff;color:#000;border-color:#fff}
.btn--ghost{color:var(--text);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--text);background:rgba(255,255,255,.04)}
.btn--large{padding:1.3rem 2.4rem;font-size:1rem}

/* ---------- Hero ---------- */
.hero{
  min-height:92vh;display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;padding:8rem 0 6rem;
}
.hero__bg{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.hero__bg-mark{
  position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%);
  width:min(95vw,1000px);opacity:.05;filter:invert(0);
}
.hero__bg-glow{
  position:absolute;top:30%;left:50%;transform:translateX(-50%);
  width:60vw;height:60vw;max-width:900px;max-height:900px;
  background:radial-gradient(circle,rgba(0,170,255,.14),transparent 60%);
  filter:blur(60px);
}
.hero__bg-glow--pink{
  background:radial-gradient(circle,rgba(255,45,120,.10),transparent 60%);
  top:auto;bottom:10%;left:auto;right:10%;transform:none;
}
.hero__content{
  position:relative;z-index:1;text-align:center;width:100%;
}
.hero__title{margin:1.5rem 0 2rem;display:flex;flex-direction:column;gap:.05em}
.hero__title-line{display:block}
.hero__title-line:nth-child(1){color:var(--text)}
.hero__title-line:nth-child(2){color:var(--muted)}
.hero__dot{color:var(--blue)}
.hero__subtitle{
  font-size:clamp(1rem,1.6vw,1.25rem);color:var(--muted);
  max-width:620px;margin:0 auto 2.5rem;font-weight:500;
}
.hero__cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.hero__scroll{
  position:absolute;bottom:1.5rem;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:.8rem;
  color:var(--muted);font-size:.7rem;letter-spacing:.3em;
}
.hero__scroll-line{
  width:1px;height:50px;
  background:linear-gradient(to bottom,var(--text),transparent);
  animation:scrollLine 2.2s ease-in-out infinite;
}
@keyframes scrollLine{
  0%,100%{transform:scaleY(0);transform-origin:top}
  50%{transform:scaleY(1);transform-origin:bottom}
}

/* ---------- Color band ---------- */
.color-band{
  height:4px;
  background:linear-gradient(90deg,
    var(--blue) 0 20%,var(--purple) 20% 40%,var(--pink) 40% 60%,
    var(--green) 60% 80%,var(--yellow) 80%);
}

/* ---------- Section heads ---------- */
.section-head{margin-bottom:4rem;display:flex;flex-direction:column;gap:1rem;max-width:900px}
.section-head .section-title{margin-top:.5rem}

/* ---------- Positioning section ---------- */
.positioning{padding:8rem 0}
.positioning__title{margin:1.5rem 0;font-size:clamp(2rem,5vw,3.5rem)}
.positioning__text{font-size:clamp(1.1rem,1.6vw,1.35rem);color:var(--muted);max-width:720px;line-height:1.5}

/* ---------- Services grid (home preview) ---------- */
.services-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.5rem;
}
.service-card{
  position:relative;padding:2.5rem 2rem 2.2rem;
  background:var(--bg-2);border:1px solid var(--line);
  transition:all var(--t);overflow:hidden;display:block;
}
.service-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--card-accent,var(--blue));
  transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.service-card:hover{
  background:var(--bg-3);border-color:var(--card-accent,var(--blue));
  transform:translateY(-4px);
}
.service-card:hover::before{transform:scaleX(1)}
.service-card__num{
  display:block;font-family:var(--font-d);font-size:2.2rem;font-weight:900;
  color:var(--card-accent,var(--blue));margin-bottom:1rem;
}
.service-card__title{margin-bottom:.5rem}
.service-card__desc{color:var(--muted);font-weight:500;font-size:1rem;margin-bottom:1.5rem}
.service-card__arrow{
  position:absolute;bottom:1.5rem;right:1.5rem;
  font-size:1.4rem;color:var(--card-accent,var(--blue));
  transition:transform var(--t);
}
.service-card:hover .service-card__arrow{transform:translate(4px,-4px)}

/* ---------- Video placeholder ---------- */
.video-block{padding:6rem 0}
.video-frame{
  position:relative;aspect-ratio:16/9;
  background:#000;border:1px solid var(--line);
  overflow:hidden;display:flex;align-items:center;justify-content:center;
}
.video-frame::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at center,rgba(0,170,255,.10),transparent 70%);
}
.video-frame__inner{text-align:center;position:relative;z-index:1}
.video-frame__play{
  width:80px;height:80px;border:2px solid var(--text);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 1.5rem;color:var(--text);transition:all var(--t);
}
.video-frame:hover .video-frame__play{background:var(--text);color:#000}
.video-frame__play svg{width:30px;height:30px;margin-left:4px}
.video-frame__text{
  font-family:var(--font-d);font-size:clamp(1.5rem,3vw,2.5rem);
  font-weight:900;margin-top:1rem;
}

/* ---------- CTA block ---------- */
.cta-block{padding:8rem 0}
.cta-block__inner{text-align:center}
.cta-block__title{margin-bottom:2.5rem}

/* ---------- Reveal on scroll ---------- */
.reveal{
  opacity:0;transform:translateY(40px);
  transition:opacity 1s var(--ease),transform 1s var(--ease);
}
.reveal.is-visible{opacity:1;transform:translateY(0)}
.reveal--d1{transition-delay:.1s}
.reveal--d2{transition-delay:.2s}
.reveal--d3{transition-delay:.3s}
.reveal--d4{transition-delay:.4s}

/* ---------- Filters ---------- */
.filter-bar{
  display:flex;gap:.5rem;flex-wrap:wrap;
  margin-bottom:3rem;padding-bottom:2rem;border-bottom:1px solid var(--line);
}
.filter-btn{
  padding:.6rem 1.2rem;
  font-family:var(--font-b);font-weight:700;font-size:.82rem;
  letter-spacing:.12em;text-transform:uppercase;
  border:1px solid var(--line);color:var(--muted);
  transition:all var(--t);
}
.filter-btn:hover{color:var(--text);border-color:var(--text)}
.filter-btn.is-active{background:var(--text);color:#000;border-color:var(--text)}

/* ---------- Projects grid ---------- */
.projects-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;
}
.project-card{
  position:relative;aspect-ratio:4/3;
  background:#0c0c0c;border:1px solid var(--line);
  overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;
  padding:1.5rem;transition:all var(--t);
}
.project-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,transparent 50%,rgba(255,255,255,.025) 100%);
  pointer-events:none;
}
.project-card:hover{border-color:var(--text);transform:translateY(-3px)}
.project-card__type{
  display:inline-block;padding:.35rem .85rem;border:1px solid var(--line);
  font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);align-self:flex-start;
}
.project-card__body{margin-top:auto}
.project-card__title{
  font-family:var(--font-d);font-size:1.25rem;font-weight:900;margin-bottom:.5rem;
}
.project-card__status{
  font-family:var(--font-b);font-weight:700;font-size:.78rem;
  letter-spacing:.18em;text-transform:uppercase;color:var(--dim);
}
.project-card__status::before{
  content:"";display:inline-block;width:6px;height:6px;border-radius:50%;
  background:var(--muted);margin-right:.6rem;vertical-align:middle;
  animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:.3}50%{opacity:1}}

/* ---------- Service block (Services page) ---------- */
.service-block{padding:6rem 0;border-top:1px solid var(--line)}
.service-block__inner{
  display:grid;grid-template-columns:200px 1fr;gap:4rem;align-items:start;
}
.service-block__num{
  font-family:var(--font-d);font-size:clamp(4rem,8vw,7rem);
  font-weight:900;line-height:1;color:var(--accent,var(--blue));
}
.service-block__body h2{margin-bottom:1.5rem;font-size:clamp(2rem,4vw,3rem)}
.service-block__body p{color:var(--muted);font-size:1.15rem;max-width:650px;margin-bottom:2rem;line-height:1.55}
.service-block__tags{display:flex;flex-wrap:wrap;gap:.5rem}
.service-block__tag{
  padding:.5rem 1rem;border:1px solid var(--line);font-size:.85rem;
  letter-spacing:.05em;color:var(--text);
}
@media(max-width:768px){.service-block__inner{grid-template-columns:1fr;gap:2rem}}

/* ---------- About ---------- */
.about-grid{
  display:grid;grid-template-columns:1fr 1.5fr;gap:4rem;align-items:start;padding:4rem 0;
}
.about-portrait{
  aspect-ratio:3/4;
  background:linear-gradient(135deg,#1a1a1a,#0a0a0a);
  border:1px solid var(--line);position:relative;overflow:hidden;
}
.about-portrait::after{
  content:"PORTRAIT";position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%);
  font-family:var(--font-d);font-weight:900;font-size:1.1rem;
  color:var(--dim);letter-spacing:.25em;
}
.about-name{font-family:var(--font-d);font-size:clamp(2rem,4vw,3rem);font-weight:900;margin-bottom:.5rem}
.about-role{
  font-family:var(--font-b);font-weight:700;color:var(--muted);
  letter-spacing:.18em;text-transform:uppercase;margin-bottom:2rem;
}
.about-text{font-size:1.1rem;color:var(--muted);line-height:1.65;margin-bottom:1.3rem}
.about-text strong{color:var(--text);font-weight:700}
.about-process{margin:5rem 0 0;padding-top:3rem;border-top:1px solid var(--line)}
.about-process__list{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;list-style:none;margin-top:2rem}
.about-process__step{padding:1.8rem 0 1.2rem;position:relative;border-top:3px solid var(--accent,var(--blue))}
.about-process__num{
  display:block;font-family:var(--font-d);font-size:1.8rem;font-weight:900;
  color:var(--accent,var(--blue));margin-bottom:.8rem;
}
.about-process__title{
  font-family:var(--font-d);font-size:1.15rem;font-weight:900;letter-spacing:-.01em;
  color:var(--text);
}
@media(max-width:768px){.about-process__list{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.about-grid{grid-template-columns:1fr}}

/* ---------- Contact ---------- */
.contact-grid{
  display:grid;grid-template-columns:1.5fr 1fr;gap:4rem;
  padding:4rem 0;align-items:start;
}
.form{display:flex;flex-direction:column;gap:2rem}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
.form__field{display:flex;flex-direction:column;gap:.5rem}
.form__label{
  font-family:var(--font-b);font-weight:700;font-size:.8rem;
  letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
}
.form__input,.form__textarea,.form__select{
  background:transparent;border:0;border-bottom:1px solid var(--line);
  padding:1rem 0;color:var(--text);font-size:1.05rem;font-weight:600;
  transition:border-color var(--t);width:100%;border-radius:0;
}
.form__input:focus,.form__textarea:focus,.form__select:focus{outline:none;border-color:var(--blue)}
.form__textarea{min-height:140px;resize:vertical}
.form__select{
  appearance:none;cursor:pointer;
  background-image:
    linear-gradient(45deg,transparent 50%,var(--text) 50%),
    linear-gradient(135deg,var(--text) 50%,transparent 50%);
  background-position:calc(100% - 18px) 50%,calc(100% - 12px) 50%;
  background-size:6px 6px;background-repeat:no-repeat;padding-right:30px;
}
.form__select option{background:var(--bg-2);color:var(--text)}
.form__submit{align-self:flex-start;margin-top:.5rem}
.form__msg{
  padding:1rem 1.5rem;border:1px solid var(--green);color:var(--green);
  background:rgba(57,255,20,.08);
  font-family:var(--font-b);font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;font-size:.85rem;
}
.form__msg--error{border-color:var(--pink);color:var(--pink);background:rgba(255,45,120,.08)}

.contact-info{
  display:flex;flex-direction:column;gap:2.5rem;
  padding:2.5rem;background:var(--bg-2);border:1px solid var(--line);
}
.contact-info__block{display:flex;flex-direction:column;gap:.5rem}
.contact-info__label{
  font-family:var(--font-b);font-weight:700;font-size:.8rem;
  letter-spacing:.2em;text-transform:uppercase;color:var(--muted);
}
.contact-info__value{
  font-family:var(--font-d);font-weight:900;font-size:1.15rem;color:var(--text);
}
.contact-info__value a{transition:color var(--t)}
.contact-info__value a:hover{color:var(--blue)}
.contact-info__social{display:flex;gap:.8rem;margin-top:.5rem}
.contact-info__social a{
  width:44px;height:44px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  transition:all var(--t);
}
.contact-info__social a:hover{background:var(--text);color:#000;border-color:var(--text)}
.contact-info__social svg{width:20px;height:20px}
@media(max-width:880px){
  .contact-grid{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
}

/* ---------- Footer ---------- */
.footer{margin-top:auto;position:relative}
.footer__grid{
  display:grid;grid-template-columns:2fr 1fr 1fr;gap:3rem;
  padding:5rem 0 3rem;
}
.footer__col--brand .nav__logo{margin-bottom:1.5rem}
.footer__tagline{color:var(--muted);line-height:1.5;font-weight:500;max-width:280px}
.footer__list,.footer__social{display:flex;flex-direction:column;gap:.8rem;margin-top:1rem}
.footer__list a{color:var(--muted);transition:color var(--t);font-size:1rem}
.footer__list a:hover{color:var(--text)}
.footer__social{flex-direction:row;gap:.8rem}
.footer__social a{
  width:40px;height:40px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  transition:all var(--t);
}
.footer__social a:hover{background:var(--text);color:#000;border-color:var(--text)}
.footer__social svg{width:18px;height:18px}
.footer__bottom{border-top:1px solid var(--line);padding:1.5rem 0}
.footer__bottom-inner{
  display:flex;justify-content:space-between;color:var(--dim);
  font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;
}
@media(max-width:768px){
  .footer__grid{grid-template-columns:1fr;gap:2.5rem}
  .footer__bottom-inner{flex-direction:column;gap:.5rem;text-align:center}
}

/* ---------- 404 ---------- */
.error-page{
  min-height:80vh;display:flex;align-items:center;justify-content:center;
  text-align:center;padding:4rem 0;
}
.error-page__code{
  font-family:var(--font-d);font-size:clamp(6rem,20vw,12rem);
  font-weight:900;line-height:1;margin-bottom:1rem;
  background:linear-gradient(135deg,var(--blue),var(--purple),var(--pink));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.error-page__title{margin-bottom:1rem}
.error-page__text{color:var(--muted);margin-bottom:2.5rem}