/* Google Font is loaded from index.html */
:root{
  --bg-1:#0a0a0a;
  --bg-2:#1a0000;
  --accent:#ff3b3b;
  --muted:#ccc;
}

/* ============ RESET & BASE ============ */
*{margin:0;padding:0;box-sizing:border-box;font-family:"Poppins",sans-serif;-webkit-font-smoothing:antialiased}
html,body{height:100%;}
body{
  background:radial-gradient(circle at top,var(--bg-1) 60%,#000);
  color:#fff;overflow-x:hidden;position:relative;
}

/* ============ NAVBAR ============ */
nav{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.2rem;backdrop-filter:blur(10px);background:rgba(10,10,10,0.6);border-bottom:1px solid rgba(255,255,255,0.06);position:sticky;top:0;z-index:999}
.logo{display:flex;align-items:center;gap:0.6rem;font-weight:700}
.logo img{width:42px;height:42px;border-radius:10px;object-fit:cover}
.menu-toggle{display:none;font-size:1.9rem;color:var(--accent);cursor:pointer}
nav ul{list-style:none;display:flex;gap:1rem;align-items:center}
nav ul li a{text-decoration:none;color:#fff;padding:0.55rem 0.9rem;border-radius:10px;background:rgba(255,0,0,0.8);transition:all .25s}
nav ul li a:hover{background:#ff1c1c;transform:scale(1.03)}

/* Circular / radial menu styles
   - When `nav.circular` is added, layout transforms into a circular radial menu
   - JS positions each <li> around the center using absolute positioning */
nav.circular{height:92px}
nav.circular .logo{z-index:2}
nav.circular ul{position:relative;width:220px;height:220px;padding:0;margin:0;display:block}
nav.circular ul li{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:block;opacity:0;transition:transform .32s cubic-bezier(.2,.9,.2,1),opacity .28s}
nav.circular ul li a{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:999px;padding:0;background:rgba(255,255,255,0.04);box-shadow:0 6px 18px rgba(0,0,0,0.4)}
nav.circular ul.show li{opacity:1}
nav.circular .menu-toggle{font-size:26px}

/* make sure circular menu collapses on small screens */
@media (max-width:640px){
  nav.circular ul{width:100%;height:auto;position:static}
  nav.circular ul li{position:static;opacity:1;transform:none;display:block;margin:0.5rem 0}
}

.container{max-width:1100px;margin:0 auto;padding:0 1rem}

/* ============ HERO ============ */
.hero{min-height:75vh;display:flex;justify-content:center;align-items:center;text-align:center;padding:2rem;background:linear-gradient(145deg,var(--bg-1),var(--bg-2));position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:url('assets/images/code-bg.png') center/cover no-repeat;opacity:0.04}
.hero h1{font-size:2.6rem;color:var(--accent);text-shadow:0 0 18px var(--accent);line-height:1.05}
.hero p{margin-top:1rem;font-size:1.15rem;color:#ddd}
.hero .btn{display:inline-block;margin-top:1.5rem;padding:0.9rem 1.8rem;background:var(--accent);color:#fff;font-weight:600;border-radius:10px;box-shadow:0 10px 30px rgba(255,0,0,0.12);transition:transform .2s}
.hero .btn:hover{transform:translateY(-3px)}

/* ============ SECTIONS ============ */
section{padding:4rem 1.5rem;text-align:center;position:relative}
section h2{font-size:1.9rem;color:var(--accent);margin-bottom:0.6rem}
section p{max-width:800px;margin:0.6rem auto;color:var(--muted);font-size:1.05rem;line-height:1.7}

/* reveal helper */
section{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease}
section.show{opacity:1;transform:none}

/* ============ PROJECT CARDS ============ */
.project-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;margin-top:2.5rem}
.card{background:rgba(255,255,255,0.035);border:1px solid rgba(255,255,255,0.06);border-radius:16px;padding:1rem;backdrop-filter:blur(6px);transition:transform .28s cubic-bezier(.2,.9,.2,1),box-shadow .28s cubic-bezier(.2,.9,.2,1);will-change:transform;transform-style:preserve-3d}
.card:hover{transform:translateY(-12px) rotateX(6deg) rotateY(-6deg) scale(1.02);box-shadow:0 28px 60px rgba(255,0,0,0.14)}
.card img{width:100%;border-radius:12px;margin-bottom:0.8rem;display:block}
.card h3{color:#fff;margin-bottom:0.35rem}
.card p{color:var(--muted);margin-bottom:0.8rem}
.card .btn{display:inline-block;padding:0.5rem 0.9rem;background:var(--accent);border-radius:8px;color:#fff;text-decoration:none;font-weight:600}

/* Card icon for image-less cards */
.card-icon{width:64px;height:64px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;font-size:1.6rem;background:linear-gradient(135deg,rgba(255,59,59,0.18),rgba(255,59,59,0.06));color:var(--accent);margin-bottom:0.9rem;margin-left:auto;margin-right:auto;transform:translateY(8px) scale(.96);opacity:0;transition:transform .45s cubic-bezier(.2,.9,.2,1),opacity .45s}
.card-icon.pop{transform:translateY(0) scale(1);opacity:1}

/* ============ CONTACT & FOOTER ============ */
#contact a{color:var(--accent);text-decoration:none}
footer{background:var(--bg-1);border-top:1px solid rgba(255,255,255,0.06);text-align:center;padding:1.25rem;color:#aaa;font-size:0.95rem}

/* ============ FLOATING ORBS ============ */
.orb{position:fixed;border-radius:50%;background:radial-gradient(circle,var(--accent) 0%,transparent 70%);opacity:0.12;animation:float linear infinite;z-index:0;pointer-events:none}
@keyframes float{from{transform:translateY(0)}to{transform:translateY(-120vh)}}

/* ============ ANIMATIONS ============ */
@keyframes fadeDown{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

/* ============ TYPEWRITER & BACKGROUND ANIMATIONS ============ */
.typing-cursor::after{
  content:'';display:inline-block;margin-left:6px;width:2px;height:1.1em;background:var(--accent);vertical-align:middle;animation:blink 900ms steps(1) infinite;
}
@keyframes blink{50%{opacity:0}100%{opacity:1}}

/* animated subtle background gradient layer */
.animated-bg{position:fixed;inset:0;z-index:-1;opacity:0.06;pointer-events:none;background:linear-gradient(120deg,#ff3b3b, #6b00ff, #00b3ff);background-size:600% 600%;animation:gradientMove 18s ease infinite}
@keyframes gradientMove{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}

/* smaller caret style for section headings */
.h2-typing{display:inline-block}


/* ============ MOBILE ============ */
@media (max-width:768px){
  .menu-toggle{display:block}
  nav ul{display:none;flex-direction:column;gap:1rem;position:absolute;top:100%;left:0;width:100%;background:#0f0f0f;padding:1rem 0}
  nav ul.show{display:flex}
  nav ul li a{width:86%;margin:auto;border-radius:10px}
  .hero h1{font-size:1.8rem}
  .hero p{font-size:1rem}
}

/* small utilities */
.muted{color:var(--muted)}

/* Additional improvements: perspective, back-to-top, focus styles, sticky nav */

/* Add subtle perspective on the grid to make tilts look nicer */
.project-cards{perspective:1200px}

/* Back to top button */
.back-to-top{position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:10px;background:linear-gradient(135deg,var(--accent),#ff6b6b);color:#fff;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(0,0,0,0.4);cursor:pointer;opacity:0;transform:translateY(6px) scale(.98);transition:opacity .22s,transform .2s;z-index:1100}
.back-to-top.show{opacity:1;transform:translateY(0) scale(1)}
.back-to-top:focus{outline:3px solid rgba(255,59,59,0.18)}

/* Focus-visible and accessible styles */
a:focus,button:focus,input:focus,select:focus,textarea:focus{outline:none}
:focus-visible{outline:3px solid rgba(255,59,59,0.14);outline-offset:3px}
nav ul li a:focus-visible{outline:3px solid rgba(255,59,59,0.12);outline-offset:6px;border-radius:10px}

/* Sticky nav visual when scrolled */
nav.scrolled{background:linear-gradient(180deg,rgba(10,10,10,0.9),rgba(6,6,6,0.85));box-shadow:0 6px 22px rgba(0,0,0,0.6)}

/* Tweak button sizes for mobile */
@media (max-width:420px){
  .hero .btn{padding:.75rem 1.2rem}
  .back-to-top{right:12px;bottom:14px;width:44px;height:44px}
}

/* Respect reduced motion quickly */
@media (prefers-reduced-motion: reduce){
  .back-to-top{transition:none}
}

/* ============ SHARP BACKGROUND LAYER ============ */
.bg-sharp{
  position:fixed;inset:0;z-index:-2;pointer-events:none;mix-blend-mode:screen;
  background:repeating-linear-gradient(-45deg, rgba(255,59,59,0.06) 0 6px, rgba(0,0,0,0) 6px 12px);
  background-size:200% 200%;opacity:0.08;filter:blur(10px) saturate(120%);
  animation:sharpMove 6s linear infinite;
}
@keyframes sharpMove{0%{background-position:0% 0%}50%{background-position:100% 100%}100%{background-position:0% 0%}}

/* Stronger visible band for a short flash (used sparingly) */
.bg-sharp.flash{animation:sharpFlash 1.2s ease-in-out;opacity:0.18}
@keyframes sharpFlash{0%{opacity:0}20%{opacity:0.2}60%{opacity:0.22}100%{opacity:0.08}}

@media (prefers-reduced-motion: reduce){
  .bg-sharp{animation:none;opacity:0.02;filter:blur(6px)}
}

/* ============ RESPONSIVE EMBEDS & QUICKREDBLAZER RESPONSIVE HELPERS ============ */
.responsive-embed{max-width:900px;margin:0 auto}
.responsive-embed iframe.responsive-iframe{width:100%;border:0;aspect-ratio:640 / 828;display:block}

/* Ensure the QuickRedBlazer mini-section stacks nicely on small screens */
.quickredblazer-hero{display:flex;align-items:center;gap:14px;padding:1rem}
.quickredblazer-hero img{width:64px;height:64px;border-radius:8px}
.quickredblazer-hero .info h2{margin:0}

@media (max-width:720px){
  .quickredblazer-hero{flex-direction:column;align-items:flex-start}
  .quickredblazer-hero img{width:72px;height:72px}
  .responsive-embed iframe.responsive-iframe{aspect-ratio:4/5}
}