/* ====================================
   Animations & Keyframes
   ==================================== */

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

/* --- Pulse Dot (Status) --- */
@keyframes pulse-dot {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4);
    }
    50% {
        box-shadow: 0 0 0 6px rgba(34, 197, 94, 0);
    }
}

/* --- Floating Hint --- */
@keyframes float-hint {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-8px); }
}

/* --- Gentle Float --- */
@keyframes gentle-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* --- Glow Pulse --- */
@keyframes glow-pulse {
    0%, 100% {
        box-shadow: 0 0 20px var(--glow-active);
    }
    50% {
        box-shadow: 0 0 40px var(--glow-active), 0 0 60px var(--glow-active);
    }
}

/* --- Slide Up --- */
@keyframes slide-up {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Slide In Left --- */
@keyframes slide-in-left {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* --- Slide In Right --- */
@keyframes slide-in-right {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

/* --- Terminal Scan Line --- */
@keyframes scanline {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

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

/* --- Banana Float --- */
@keyframes banana-float {
    0% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(30vw, -20vh) rotate(90deg);
    }
    50% {
        transform: translate(60vw, 10vh) rotate(180deg);
    }
    75% {
        transform: translate(20vw, 30vh) rotate(270deg);
    }
    100% {
        transform: translate(0, 0) rotate(360deg);
    }
}

/* --- Card SVG Animations --- */
@keyframes dash-draw {
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes node-pulse {
    0%, 100% {
        r: 3;
        opacity: 0.8;
    }
    50% {
        r: 5;
        opacity: 1;
    }
}

/* --- Count Up Reveal --- */
@keyframes count-reveal {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Stagger children --- */
.stagger-children > * {
    animation: slide-up 0.6s var(--ease-out-expo) both;
}

.stagger-children > *:nth-child(1) { animation-delay: 0.05s; }
.stagger-children > *:nth-child(2) { animation-delay: 0.1s; }
.stagger-children > *:nth-child(3) { animation-delay: 0.15s; }
.stagger-children > *:nth-child(4) { animation-delay: 0.2s; }
.stagger-children > *:nth-child(5) { animation-delay: 0.25s; }
.stagger-children > *:nth-child(6) { animation-delay: 0.3s; }
.stagger-children > *:nth-child(7) { animation-delay: 0.35s; }
.stagger-children > *:nth-child(8) { animation-delay: 0.4s; }

/* --- Hero entrance animations --- */
.hero-enter {
    animation: slide-up 1s var(--ease-out-expo) both;
}

.hero-enter--1 { animation-delay: 0.2s; }
.hero-enter--2 { animation-delay: 0.4s; }
.hero-enter--3 { animation-delay: 0.6s; }
.hero-enter--4 { animation-delay: 0.8s; }
.hero-enter--5 { animation-delay: 1.0s; }

/* --- SVG Visual Boxes --- */
.project-card__visual--uav {
    background: linear-gradient(135deg, #0a0f1a 0%, #0f1a2e 100%);
}

.project-card__visual--edge {
    background: linear-gradient(135deg, #0f0a1a 0%, #1a0f2e 100%);
}

.project-card__visual--gan {
    background: linear-gradient(135deg, #1a0f0a 0%, #2e1a0f 100%);
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .hero__scroll-hint {
        animation: none;
    }
}