/* ============================================================
   ROHIT SAINI PORTFOLIO — PREMIUM 3D EFFECTS
   Custom Cursor · Card Tilt · Magnetic Buttons · Spotlight
   Scroll Depth Reveal · Floating Orbs · Neon Glows
   ============================================================ */

/* ── Skip on touch / reduced-motion ── */
@media (prefers-reduced-motion: reduce) {
  .fx-cursor, .fx-cursor-dot,
  .fx-orb, .fx-spotlight { display: none !important; }
}

/* Hide default cursor on desktop when custom cursor is active */
@media (hover: hover) and (pointer: fine) {
  body.fx-cursor-active * { cursor: none !important; }
}

/* ══════════════════════════════════════════
   CUSTOM CURSOR
══════════════════════════════════════════ */
.fx-cursor {
  position: fixed;
  pointer-events: none;
  z-index: 99999;
  border-radius: 50%;
  mix-blend-mode: difference;
  transition: transform .12s ease, width .25s ease, height .25s ease, opacity .3s ease;
  will-change: transform;
}
.fx-cursor-ring {
  width: 36px; height: 36px;
  border: 2px solid rgba(230, 51, 41, .7);
  background: transparent;
  top: -18px; left: -18px;
  transition: transform .18s cubic-bezier(.22,.61,.36,1),
              width .2s ease, height .2s ease,
              border-color .2s ease, opacity .3s ease;
}
.fx-cursor-dot {
  width: 8px; height: 8px;
  background: var(--red, #e63329);
  top: -4px; left: -4px;
  transition: transform .06s linear;
}
/* Hover states set by JS */
body.fx-hovering .fx-cursor-ring {
  width: 56px; height: 56px;
  top: -28px; left: -28px;
  border-color: rgba(230, 51, 41, .9);
  background: rgba(230, 51, 41, .06);
}
body.fx-hovering .fx-cursor-dot {
  transform: scale(1.6);
  background: rgba(230,51,41,.5);
}
body.fx-clicking .fx-cursor-ring {
  transform: scale(.8) !important;
}

/* Hide on touch screens */
@media (hover: none) {
  .fx-cursor { display: none !important; }
}

/* ══════════════════════════════════════════
   SPOTLIGHT GLOW (follows mouse)
══════════════════════════════════════════ */
.fx-spotlight {
  position: fixed;
  top: 0; left: 0;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(230,51,41,.06) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  will-change: transform;
  transition: opacity .4s ease;
  opacity: 0;
}
.fx-spotlight.visible { opacity: 1; }

/* ══════════════════════════════════════════
   3D CARD TILT — universal
══════════════════════════════════════════ */
.fx-tilt {
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform .42s cubic-bezier(.22,.61,.36,1),
              box-shadow .3s ease;
}
.fx-tilt:hover {
  box-shadow: 0 20px 60px rgba(0,0,0,.18), 0 0 0 1px rgba(230,51,41,.08) !important;
}
/* Inner shine layer */
.fx-tilt-shine {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at var(--fx-mx, 50%) var(--fx-my, 50%),
                rgba(255,255,255,.14) 0%, transparent 60%);
  pointer-events: none;
  z-index: 10;
  opacity: 0;
  transition: opacity .2s ease;
}
.fx-tilt:hover .fx-tilt-shine { opacity: 1; }

/* ══════════════════════════════════════════
   MAGNETIC BUTTONS
══════════════════════════════════════════ */
.fx-magnetic {
  transition: transform .4s cubic-bezier(.22,.61,.36,1) !important;
  will-change: transform;
  display: inline-flex !important;
}

/* ══════════════════════════════════════════
   SCROLL DEPTH REVEAL (3D entrance)
══════════════════════════════════════════ */
.fx-reveal {
  opacity: 0;
  transform: perspective(800px) translateY(40px) rotateX(6deg);
  transition: opacity .65s cubic-bezier(.22,.61,.36,1),
              transform .65s cubic-bezier(.22,.61,.36,1);
  will-change: transform, opacity;
}
.fx-reveal.fx-visible {
  opacity: 1;
  transform: perspective(800px) translateY(0) rotateX(0);
}
.fx-reveal-left {
  opacity: 0;
  transform: perspective(800px) translateX(-50px) rotateY(-8deg);
  transition: opacity .65s cubic-bezier(.22,.61,.36,1),
              transform .65s cubic-bezier(.22,.61,.36,1);
}
.fx-reveal-left.fx-visible {
  opacity: 1;
  transform: perspective(800px) translateX(0) rotateY(0);
}
.fx-reveal-right {
  opacity: 0;
  transform: perspective(800px) translateX(50px) rotateY(8deg);
  transition: opacity .65s cubic-bezier(.22,.61,.36,1),
              transform .65s cubic-bezier(.22,.61,.36,1);
}
.fx-reveal-right.fx-visible {
  opacity: 1;
  transform: perspective(800px) translateX(0) rotateY(0);
}
/* stagger helpers */
.fx-delay-1 { transition-delay: .08s !important; }
.fx-delay-2 { transition-delay: .16s !important; }
.fx-delay-3 { transition-delay: .24s !important; }
.fx-delay-4 { transition-delay: .32s !important; }
.fx-delay-5 { transition-delay: .40s !important; }
.fx-delay-6 { transition-delay: .48s !important; }

/* ══════════════════════════════════════════
   FLOATING ORB BACKGROUND ELEMENTS
══════════════════════════════════════════ */
.fx-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  animation: fx-orb-float 8s ease-in-out infinite;
  will-change: transform;
  mix-blend-mode: screen;
}
.fx-orb--1 {
  width: 180px; height: 180px;
  background: radial-gradient(circle, rgba(230,51,41,.15) 0%, transparent 70%);
  top: 10%; right: 8%;
  animation-duration: 9s;
  animation-delay: 0s;
}
.fx-orb--2 {
  width: 120px; height: 120px;
  background: radial-gradient(circle, rgba(230,51,41,.1) 0%, transparent 70%);
  bottom: 20%; left: 6%;
  animation-duration: 7s;
  animation-delay: -3s;
}
.fx-orb--3 {
  width: 80px; height: 80px;
  background: radial-gradient(circle, rgba(255,100,80,.12) 0%, transparent 70%);
  top: 50%; left: 40%;
  animation-duration: 11s;
  animation-delay: -5s;
}
@keyframes fx-orb-float {
  0%, 100% { transform: translateY(0) scale(1); }
  33%       { transform: translateY(-22px) scale(1.05); }
  66%       { transform: translateY(12px) scale(.96); }
}

/* ══════════════════════════════════════════
   NEON BORDER PULSE — section headings
══════════════════════════════════════════ */
.fx-neon-bar {
  position: relative;
  overflow: visible;
}
.fx-neon-bar::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0;
  width: 100%; height: 3px;
  background: var(--red, #e63329);
  border-radius: 2px;
  filter: blur(0px);
  transition: filter .3s ease, box-shadow .3s ease;
}
.fx-neon-bar:hover::after,
.fx-neon-bar.fx-visible::after {
  filter: blur(2px);
  box-shadow: 0 0 12px var(--red, #e63329), 0 0 28px rgba(230,51,41,.5);
}

/* ══════════════════════════════════════════
   HERO CODE WINDOW — 3D float + hover depth
══════════════════════════════════════════ */
.rs-code-window {
  transform-style: preserve-3d;
  transition: transform .6s cubic-bezier(.22,.61,.36,1), box-shadow .4s ease;
  animation: fx-window-float 6s ease-in-out infinite;
  will-change: transform;
}
@keyframes fx-window-float {
  0%, 100% { transform: perspective(1000px) rotateX(2deg) rotateY(-2deg) translateY(0); }
  50%       { transform: perspective(1000px) rotateX(-1deg) rotateY(1deg) translateY(-12px); }
}
.rs-code-window:hover {
  animation-play-state: paused;
  transform: perspective(1000px) rotateX(0) rotateY(0) translateY(-6px) !important;
  box-shadow: 0 32px 80px rgba(0,0,0,.45), 0 0 0 1px rgba(255,255,255,.06) !important;
}

/* ══════════════════════════════════════════
   STAT NUMBERS — scale pop on reveal
══════════════════════════════════════════ */
.rs-stat-num {
  transition: transform .4s cubic-bezier(.34,1.56,.64,1), color .3s ease;
}
.rs-stat:hover .rs-stat-num {
  transform: scale(1.15) translateY(-2px);
  color: #ff4438;
}

/* ══════════════════════════════════════════
   NAV LOGO — 3D depth hover
══════════════════════════════════════════ */
.logo {
  transition: transform .3s cubic-bezier(.22,.61,.36,1), letter-spacing .3s ease;
}
.logo:hover {
  transform: perspective(400px) rotateY(-8deg) translateZ(4px);
  letter-spacing: 1px;
}

/* ══════════════════════════════════════════
   BUTTON GLOW PULSE
══════════════════════════════════════════ */
.rs-btn--primary,
.rs-btn--quote,
.nav-cta {
  position: relative;
  overflow: hidden;
}
.rs-btn--primary::before,
.rs-btn--quote::before,
.nav-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(255,255,255,.22), transparent 70%);
  opacity: 0;
  transform: scale(0);
  transition: transform .5s ease, opacity .5s ease;
  border-radius: inherit;
  pointer-events: none;
}
.rs-btn--primary:hover::before,
.rs-btn--quote:hover::before,
.nav-cta:hover::before {
  opacity: 1;
  transform: scale(1.5);
}

/* ══════════════════════════════════════════
   SCROLL-TOP BUTTON — 3D press
══════════════════════════════════════════ */
.scroll-top:active {
  transform: translateY(-1px) scale(.92) !important;
}

/* ══════════════════════════════════════════
   SECTION DIVIDER — animated gradient line
══════════════════════════════════════════ */
.fx-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(230,51,41,.5), transparent);
  background-size: 200% 100%;
  animation: fx-divider-sweep 3s ease-in-out infinite;
  margin: 0;
  border: none;
}
@keyframes fx-divider-sweep {
  0%   { background-position: -100% 0; }
  100% { background-position: 200% 0; }
}

/* ══════════════════════════════════════════
   TECH TAG 3D HOVER (skills / portfolio)
══════════════════════════════════════════ */
.skill-tag, .port-feat-tags span, .project-card .tag,
.blog-tag, .rs-tech-tag {
  transition: transform .22s cubic-bezier(.34,1.56,.64,1),
              background .2s ease, box-shadow .2s ease !important;
  display: inline-block;
}
.skill-tag:hover, .port-feat-tags span:hover,
.project-card .tag:hover, .blog-tag:hover, .rs-tech-tag:hover {
  transform: translateY(-3px) scale(1.06) !important;
  box-shadow: 0 4px 14px rgba(230,51,41,.25) !important;
}

/* ══════════════════════════════════════════
   IMAGE REVEAL OVERLAY
══════════════════════════════════════════ */
.project-img, .blog-img, .port-featured-img img {
  transition: transform .55s cubic-bezier(.22,.61,.36,1),
              filter .4s ease !important;
}
.project-card:hover .project-img,
.blog-card:hover .blog-img {
  transform: scale(1.04) !important;
  filter: brightness(1.05) saturate(1.1) !important;
}

/* ══════════════════════════════════════════
   FOOTER — 3D depth lines
══════════════════════════════════════════ */
footer .footer-main {
  position: relative;
}
footer .footer-main::before {
  content: '';
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 80%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(230,51,41,.3), transparent);
}

/* ══════════════════════════════════════════
   MOBILE — hide heavy effects
══════════════════════════════════════════ */
@media (max-width: 768px) {
  .fx-cursor, .fx-cursor-dot, .fx-spotlight { display: none !important; }
  .rs-code-window { animation: none !important; }
  .fx-tilt { transition: none !important; }
}