/* ============================================================
   BOYRAZ METAL — Animations & Keyframes
   ============================================================ */

/* ── Particle / Spark Keyframes ─────────────────────────────── */
@keyframes spark-float {
  0%   { transform: translate(0, 0) scale(1); opacity: 1; }
  50%  { opacity: .6; }
  100% { transform: translate(var(--dx, 40px), var(--dy, -120px)) scale(0); opacity: 0; }
}
@keyframes spark-rotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* ── Pulse dot (hero badge) ─────────────────────────────────── */
@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.6); opacity: .4; }
}

/* ── Scroll indicator ───────────────────────────────────────── */
@keyframes scroll-dot {
  0%   { top: 5px; opacity: 1; }
  100% { top: 18px; opacity: 0; }
}

/* ── Ticker ─────────────────────────────────────────────────── */
@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ── Number counter ─────────────────────────────────────────── */
@keyframes count-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Shimmer / loading ──────────────────────────────────────── */
@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
.shimmer {
  background: linear-gradient(90deg,
    var(--clr-card) 25%,
    var(--clr-surface) 50%,
    var(--clr-card) 75%);
  background-size: 800px 100%;
  animation: shimmer 1.6s infinite;
}

/* ── Hero title lines ───────────────────────────────────────── */
@keyframes line-reveal {
  from { opacity: 0; transform: translateY(60px) skewY(3deg); }
  to   { opacity: 1; transform: translateY(0) skewY(0); }
}
.hero__title .line {
  overflow: hidden;
  display: block;
}
.hero__title .line-inner {
  display: block;
  animation: line-reveal .8s var(--ease) both;
}
.hero__title .line:nth-child(1) .line-inner { animation-delay: .1s; }
.hero__title .line:nth-child(2) .line-inner { animation-delay: .25s; }
.hero__title .line:nth-child(3) .line-inner { animation-delay: .4s; }

/* ── Hero badge ─────────────────────────────────────────────── */
@keyframes badge-pop {
  0%   { opacity: 0; transform: scale(.8) translateY(10px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}
.hero__badge { animation: badge-pop .5s var(--ease) .05s both; }

/* ── Hero desc + actions ────────────────────────────────────── */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero__desc    { animation: fade-up .7s var(--ease) .55s both; }
.hero__actions { animation: fade-up .7s var(--ease) .7s both; }
.hero__stats   { animation: fade-up .7s var(--ease) .85s both; }

/* ── Stat number spin-up ────────────────────────────────────── */
@keyframes stat-reveal {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Card hover glow ─────────────────────────────────────────── */
@keyframes red-glow-pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--clr-red-glow); }
  50%       { box-shadow: 0 0 0 8px transparent; }
}

/* ── Page transition ────────────────────────────────────────── */
@keyframes page-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
body { animation: page-fade-in .35s ease; }

/* ── Navbar underline grow ──────────────────────────────────── */
@keyframes nav-underline {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* ── Service card top bar ───────────────────────────────────── */
@keyframes top-bar-reveal {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* ── Image zoom ─────────────────────────────────────────────── */
@keyframes img-zoom {
  from { transform: scale(1.05); }
  to   { transform: scale(1); }
}

/* ── Spinner ─────────────────────────────────────────────────── */
@keyframes spin {
  to { transform: rotate(360deg); }
}
.spinner {
  width: 20px; height: 20px;
  border: 2.5px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

/* ── Red accent border pulse ────────────────────────────────── */
@keyframes border-pulse {
  0%, 100% { border-color: var(--clr-border); }
  50%       { border-color: var(--clr-red); }
}

/* ── Gallery item stagger ───────────────────────────────────── */
.gallery-item {
  animation: fade-up .6s var(--ease) both;
}
.gallery-item:nth-child(1) { animation-delay: .0s; }
.gallery-item:nth-child(2) { animation-delay: .08s; }
.gallery-item:nth-child(3) { animation-delay: .16s; }
.gallery-item:nth-child(4) { animation-delay: .24s; }
.gallery-item:nth-child(5) { animation-delay: .32s; }
.gallery-item:nth-child(6) { animation-delay: .40s; }

/* ── Section heading underline ──────────────────────────────── */
@keyframes underline-grow {
  from { width: 0; }
  to   { width: 100%; }
}

/* ── Floating label animation ───────────────────────────────── */
@keyframes float-up {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}
.float-anim { animation: float-up 3s ease-in-out infinite; }

/* ── Gradient shift ─────────────────────────────────────────── */
@keyframes gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ── Particles canvas ───────────────────────────────────────── */
#particles-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
}