/* ============================================================
   NURA PORTFOLIO — KEYFRAME ANIMATIONS
   ============================================================ */

/* ── Entrance Animations ──────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.88); }
  to   { opacity: 1; transform: scale(1); }
}

/* ── Looping Animations ───────────────────────────────────── */
@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  25%       { transform: translateY(-10px) rotate(1deg); }
  50%       { transform: translateY(-18px) rotate(-1deg); }
  75%       { transform: translateY(-8px) rotate(0.5deg); }
}

@keyframes orb-float {
  0%   { transform: translate(0, 0) scale(1); }
  25%  { transform: translate(30px, -20px) scale(1.05); }
  50%  { transform: translate(10px, -40px) scale(0.97); }
  75%  { transform: translate(-20px, -15px) scale(1.03); }
  100% { transform: translate(0, 0) scale(1); }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.8); }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes border-spin {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes counter-up {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px rgba(145, 86, 117, 0.15); }
  50%       { box-shadow: 0 0 40px rgba(145, 86, 117, 0.35); }
}

@keyframes draw-line {
  from { width: 0; }
  to   { width: 100%; }
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes bounce-subtle {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}

@keyframes gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ── Animated Gradient Text ───────────────────────────────── */
.gradient-text-anim {
  background: linear-gradient(135deg, var(--color-navy), var(--color-mauve), var(--color-rose), var(--color-navy));
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-shift 6s ease infinite;
}

/* ── Hero Image Glow Ring ─────────────────────────────────── */
.hero-image-glow {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    rgba(145,86,117,0.3),
    rgba(198,149,157,0.2),
    rgba(212,183,168,0.15),
    rgba(145,86,117,0.3)
  );
  filter: blur(20px);
  animation: spin-slow 12s linear infinite;
  z-index: -1;
}

/* ── Typing Text Effect ───────────────────────────────────── */
.typing-text {
  border-right: 2px solid var(--primary);
  white-space: nowrap;
  overflow: hidden;
  display: inline-block;
  animation: blink-caret 0.75s step-end infinite;
}

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50%       { border-color: var(--primary); }
}

/* ── Progress Ring (for skills) ───────────────────────────── */
.progress-ring {
  transform: rotate(-90deg);
}

.progress-ring-circle {
  transition: stroke-dashoffset 1.5s var(--ease-out);
  stroke: url(#progress-gradient);
}

/* ── Particle Dots ────────────────────────────────────────── */
.dot-grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(145,86,117,0.12) 1px, transparent 1px);
  background-size: 28px 28px;
  z-index: 0;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
}

/* ── Scroll Indicator ─────────────────────────────────────── */
.scroll-indicator {
  position: absolute;
  bottom: var(--s-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-2);
  color: var(--text-muted);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  animation: fadeIn 1s var(--ease-out) 1.5s both;
}

.scroll-indicator .mouse {
  width: 22px;
  height: 36px;
  border: 2px solid var(--text-muted);
  border-radius: 11px;
  position: relative;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-indicator .mouse::before {
  content: '';
  width: 4px;
  height: 8px;
  background: var(--primary);
  border-radius: 2px;
  animation: scroll-dot 1.5s ease-in-out infinite;
}

@keyframes scroll-dot {
  0%   { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(10px); opacity: 0; }
}

/* ── Section Transition Shapes ────────────────────────────── */
.wave-top {
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 60px;
  overflow: hidden;
}

.wave-top svg {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 100%;
}

/* ── Loading Skeleton ─────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg,
    rgba(203,205,195,0.3) 25%,
    rgba(203,205,195,0.5) 50%,
    rgba(203,205,195,0.3) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--r-sm);
}

/* ── Notification Toast ───────────────────────────────────── */
.toast {
  position: fixed;
  bottom: var(--s-8);
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-navy);
  color: white;
  padding: var(--s-4) var(--s-8);
  border-radius: var(--r-full);
  font-size: var(--text-sm);
  font-weight: 600;
  box-shadow: var(--shadow-xl);
  z-index: var(--z-modal);
  transition: transform var(--dur-normal) var(--ease-spring), opacity var(--dur-normal);
  opacity: 0;
  pointer-events: none;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast.success { background: linear-gradient(135deg, #22c55e, #16a34a); }
.toast.error   { background: linear-gradient(135deg, #ef4444, #dc2626); }

/* ── Timeline (About page) ────────────────────────────────── */
.timeline {
  position: relative;
  padding-left: var(--s-8);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-mauve), var(--color-rose), transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--s-8);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -25px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-mauve);
  border: 3px solid white;
  box-shadow: 0 0 0 2px var(--color-mauve), 0 0 12px rgba(145,86,117,0.4);
}

/* ── Magnetic Hover Effect (applied via JS) ───────────────── */
.magnetic {
  display: inline-block;
  transition: transform var(--dur-fast) var(--ease-out);
}

/* ── Page Transitions ─────────────────────────────────────── */
.page-enter {
  animation: fadeInUp var(--dur-slow) var(--ease-out) both;
}

/* ── Glowing Border Cards ─────────────────────────────────── */
.glow-card {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
}

.glow-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: calc(var(--r-xl) + 1px);
  background: linear-gradient(135deg, var(--color-mauve), var(--color-rose), var(--color-beige), var(--color-mauve));
  background-size: 300% 300%;
  animation: gradient-shift 4s ease infinite;
  z-index: -1;
  opacity: 0;
  transition: opacity var(--dur-normal);
}

.glow-card:hover::before { opacity: 1; }

/* ── Animated counter number ──────────────────────────────── */
.counter-num {
  display: inline-block;
  animation: counter-up 0.5s var(--ease-out) both;
}

/* ── Hover Scale Cards ────────────────────────────────────── */
.hover-scale {
  transition: transform var(--dur-normal) var(--ease-spring);
}
.hover-scale:hover { transform: scale(1.04); }