/* ============================================
   OttoTractions - Animations & Effects
   ============================================ */

/* === Glow Pulse Effect === */
@keyframes glow-pulse {
    0%, 100% { box-shadow: 0 0 20px var(--primary-glow); }
    50% { box-shadow: 0 0 40px var(--primary-glow), 0 0 60px rgba(232, 97, 45, 0.15); }
}

/* === Particle Float === */
.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0;
    animation: particle-float linear infinite;
}

@keyframes particle-float {
    0% {
        opacity: 0;
        transform: translateY(100vh) scale(0);
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        opacity: 0;
        transform: translateY(-100px) scale(1);
    }
}

/* === Gradient Border Animation === */
.gradient-border {
    position: relative;
}

.gradient-border::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient);
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gradient-border:hover::before {
    opacity: 1;
}

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

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

/* === Card Hover Tilt === */
.tilt-card {
    transition: transform 0.3s ease;
    transform-style: preserve-3d;
}

.tilt-card:hover {
    transform: perspective(800px) rotateX(2deg) rotateY(-2deg) translateY(-4px);
}

/* === Reveal Animation === */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* === Pulse Ring === */
.pulse-ring {
    position: relative;
}

.pulse-ring::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid var(--primary);
    transform: translate(-50%, -50%);
    animation: pulse-ring-anim 2s ease-out infinite;
}

@keyframes pulse-ring-anim {
    0% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
    100% { transform: translate(-50%, -50%) scale(1.8); opacity: 0; }
}

/* === Line Draw Animation === */
.line-draw {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: line-draw-anim 2s ease forwards;
}

@keyframes line-draw-anim {
    to { stroke-dashoffset: 0; }
}

/* === Counter Animation (handled via JS) === */

/* === Hover Card Spotlight === */
.spotlight-card {
    position: relative;
    overflow: hidden;
}

.spotlight-card::after {
    content: '';
    position: absolute;
    top: var(--mouse-y, 50%);
    left: var(--mouse-x, 50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(232, 97, 45, 0.08), transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.spotlight-card:hover::after {
    opacity: 1;
}

/* === Typing Cursor === */
.typing-cursor::after {
    content: '|';
    animation: blink-cursor 0.8s infinite;
    color: var(--primary);
}

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

/* === Smooth Fade Transitions === */
.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

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

/* === Scale In === */
.scale-in {
    animation: scaleIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

/* === Slide From Left === */
.slide-left {
    animation: slideLeft 0.6s ease forwards;
}

@keyframes slideLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}

/* === Slide From Right === */
.slide-right {
    animation: slideRight 0.6s ease forwards;
}

@keyframes slideRight {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

/* === Stagger Children Animation === */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
}

.stagger-children.animated > *:nth-child(1) { animation: fadeIn 0.5s ease 0.1s forwards; }
.stagger-children.animated > *:nth-child(2) { animation: fadeIn 0.5s ease 0.2s forwards; }
.stagger-children.animated > *:nth-child(3) { animation: fadeIn 0.5s ease 0.3s forwards; }
.stagger-children.animated > *:nth-child(4) { animation: fadeIn 0.5s ease 0.4s forwards; }
.stagger-children.animated > *:nth-child(5) { animation: fadeIn 0.5s ease 0.5s forwards; }
.stagger-children.animated > *:nth-child(6) { animation: fadeIn 0.5s ease 0.6s forwards; }
.stagger-children.animated > *:nth-child(7) { animation: fadeIn 0.5s ease 0.7s forwards; }
.stagger-children.animated > *:nth-child(8) { animation: fadeIn 0.5s ease 0.8s forwards; }

/* === Energy Flow Line === */
.energy-flow {
    position: relative;
    overflow: hidden;
}

.energy-flow::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    animation: energy-flow-anim 3s linear infinite;
}

@keyframes energy-flow-anim {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* === Floating Element === */
.float-anim {
    animation: float-gentle 6s ease-in-out infinite;
}

@keyframes float-gentle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* === Rotate Slow === */
.rotate-slow {
    animation: rotate-slow 30s linear infinite;
}

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

/* === Hover Lift === */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

/* === Background Gradient Animation === */
.animated-bg {
    background: linear-gradient(-45deg, var(--dark), var(--dark-2), var(--dark-3), var(--dark));
    background-size: 400% 400%;
    animation: bg-gradient 15s ease infinite;
}

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

/* === Number Morph (for counters) === */
.number-morph {
    display: inline-block;
    transition: transform 0.15s ease;
}

.number-morph.counting {
    transform: scale(1.1);
}