/* ============================================
   J&D Vantage Quant - CSS Animations
   Pure CSS keyframes & animation classes
   ============================================ */

/* ---- Fade In Up ---- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---- Fade In Down ---- */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---- Fade In Left ---- */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-24px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ---- Fade In Right ---- */
@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(24px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ---- Fade In ---- */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ---- Scale Up ---- */
@keyframes scaleUp {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ---- Scale In ---- */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ---- Pulse ---- */
@keyframes pulse {
    0%, 100% {
        opacity: 0.4;
        transform: scale(1);
    }
    50% {
        opacity: 0;
        transform: scale(2);
    }
}

/* ---- Pulse Glow ---- */
@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(124, 58, 237, 0.2);
    }
    50% {
        box-shadow: 0 0 25px rgba(124, 58, 237, 0.4);
    }
}

/* ---- Gradient Shift ---- */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* ---- Float ---- */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* ---- Float Slow ---- */
@keyframes floatSlow {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-8px) rotate(1deg); }
    66% { transform: translateY(4px) rotate(-1deg); }
}

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

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

/* ---- Slide In From Bottom ---- */
@keyframes slideInBottom {
    from {
        opacity: 0;
        transform: translateY(100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---- Bounce ---- */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-12px); }
    60% { transform: translateY(-6px); }
}

/* ---- Page Enter ---- */
@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---- Glow Pulse for Cards ---- */
@keyframes cardGlow {
    0%, 100% {
        border-color: rgba(124, 58, 237, 0.1);
    }
    50% {
        border-color: rgba(124, 58, 237, 0.3);
    }
}

/* ---- Rotate Gradient ---- */
@keyframes rotateGradient {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ---- Typing Cursor ---- */
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* ---- Count Up (for stats) ---- */
@keyframes countUp {
    from { opacity: 0; transform: scale(0.5); }
    to { opacity: 1; transform: scale(1); }
}

/* ---- Progress Bar Fill ---- */
@keyframes progressFill {
    from { width: 0%; }
    to { width: var(--progress-width, 100%); }
}

/* ---- Wave ---- */
@keyframes wave {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(0.5); }
}

/* ---- Stagger animation delays ---- */
@keyframes staggerFadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---- Glow Ring ---- */
@keyframes glowRing {
    0% {
        box-shadow: 0 0 0 0 rgba(124, 58, 237, 0.4);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(124, 58, 237, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(124, 58, 237, 0);
    }
}

/* ---- Dash line draw (for SVG) ---- */
@keyframes dashDraw {
    to { stroke-dashoffset: 0; }
}

/* ---- Border Glow ---- */
@keyframes borderGlow {
    0%, 100% {
        border-image: linear-gradient(135deg, rgba(124, 58, 237, 0.3), rgba(34, 211, 238, 0.1)) 1;
    }
    50% {
        border-image: linear-gradient(135deg, rgba(34, 211, 238, 0.3), rgba(124, 58, 237, 0.1)) 1;
    }
}

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

/* ---- Bar Chart Grow ---- */
@keyframes barGrow {
    from {
        transform: scaleY(0);
        opacity: 0;
    }
    to {
        transform: scaleY(1);
        opacity: 1;
    }
}


/* ============================================
   Animation Utility Classes
   ============================================ */

/* ---- Scroll Reveal (base) ---- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
    backface-visibility: hidden;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-25px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
    backface-visibility: hidden;
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(25px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
    backface-visibility: hidden;
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.96);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
    backface-visibility: hidden;
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* ---- Stagger Delays ---- */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }
.delay-7 { transition-delay: 0.7s; }
.delay-8 { transition-delay: 0.8s; }

/* ---- Animation Utilities ---- */
.anim-fade-in { animation: fadeIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.anim-fade-up { animation: fadeInUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.anim-fade-down { animation: fadeInDown 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.anim-fade-left { animation: fadeInLeft 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.anim-fade-right { animation: fadeInRight 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.anim-scale-up { animation: scaleUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.anim-float { animation: float 3s ease-in-out infinite; }
.anim-float-slow { animation: floatSlow 6s ease-in-out infinite; }
.anim-pulse { animation: pulse 2s ease-in-out infinite; }
.anim-pulse-glow { animation: pulseGlow 2s ease-in-out infinite; }
.anim-spin { animation: spin 1s linear infinite; }
.anim-bounce { animation: bounce 2s ease infinite; }
.anim-shimmer {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}
.anim-gradient {
    background-size: 200% 200%;
    animation: gradientShift 4s ease infinite;
}
.anim-glow-ring { animation: glowRing 2s ease infinite; }

/* ---- Hover Animations ---- */
.hover-lift {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.hover-lift:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.hover-glow {
    transition: box-shadow var(--transition-base);
}
.hover-glow:hover {
    box-shadow: var(--shadow-glow-purple);
}

.hover-scale {
    transition: transform var(--transition-base);
}
.hover-scale:hover {
    transform: scale(1.05);
}

.hover-rotate {
    transition: transform var(--transition-base);
}
.hover-rotate:hover {
    transform: rotate(5deg);
}

/* ---- Line Draw Effect ---- */
.line-draw {
    position: relative;
}
.line-draw::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-slow);
}
.line-draw:hover::after {
    width: 100%;
}

/* ---- Gradient Border Animation ---- */
.gradient-border {
    position: relative;
    background: var(--color-bg);
    z-index: 1;
}
.gradient-border::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: var(--gradient-primary);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-base);
}
.gradient-border:hover::before {
    opacity: 1;
}

/* ---- Text Shimmer ---- */
.text-shimmer {
    background: linear-gradient(
        90deg,
        var(--color-purple) 0%,
        var(--color-cyan) 50%,
        var(--color-purple) 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s linear infinite;
}

/* ---- Particle Grid (pure CSS) ---- */
.particle-grid {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 1px 1px, rgba(124, 58, 237, 0.15) 1px, transparent 0);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: var(--z-behind);
    opacity: 0.5;
}

/* ---- Gradient Background (static) ---- */
.animated-bg {
    background: linear-gradient(
        -45deg,
        rgba(124, 58, 237, 0.1),
        rgba(34, 211, 238, 0.05),
        rgba(16, 185, 129, 0.05),
        rgba(124, 58, 237, 0.1)
    );
}

/* ---- Number Counter Animation ---- */
.counter-animate {
    display: inline-block;
    animation: countUp 0.6s ease-out forwards;
}

/* ---- Card Shine Effect ---- */
.card-shine {
    position: relative;
    overflow: hidden;
}
.card-shine::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 40%,
        rgba(255, 255, 255, 0.03) 50%,
        transparent 60%
    );
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
}
.card-shine:hover::before {
    opacity: 1;
    transform: rotate(45deg) translateY(-30%);
}

/* ---- Progress Bar ---- */
.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    transform-origin: left;
    animation: progressFill 1.5s ease forwards;
}

/* ---- Typewriter ---- */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--color-purple);
    white-space: nowrap;
    animation: blink 0.7s step-end infinite;
    display: inline-block;
}