/* ============================================
   Animations — Hover, Transitions, Keyframes
   ============================================ */

/* Page transition */
.content-area {
    opacity: 1;
    transition: opacity var(--transition-base);
}

.content-area.is-loading {
    opacity: 0;
}

/* Fade-slide in */
@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-slide-in {
    animation: fadeSlideIn 0.5s ease forwards;
}

/* Scroll-triggered reveal */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered reveals */
.reveal[data-delay="1"] { transition-delay: 0.1s; }
.reveal[data-delay="2"] { transition-delay: 0.2s; }
.reveal[data-delay="3"] { transition-delay: 0.3s; }
.reveal[data-delay="4"] { transition-delay: 0.4s; }
.reveal[data-delay="5"] { transition-delay: 0.5s; }

/* Pulse glow */
@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(34, 211, 238, 0.15);
    }
    50% {
        box-shadow: 0 0 20px rgba(68, 136, 255, 0.25);
    }
}

.pulse-glow {
    animation: pulseGlow 2s ease-in-out infinite;
}

/* Typing cursor */
@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.typing-cursor::after {
    content: '|';
    color: var(--accent-red);
    animation: blink 1s step-end infinite;
    margin-left: 2px;
}

/* Hover float */
.hover-float {
    transition: transform var(--transition-base);
}

.hover-float:hover {
    transform: translateY(-4px);
}

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

.spin {
    animation: spin 1s linear infinite;
}

/* Hero text gradient */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.gradient-text {
    background: linear-gradient(135deg, #22d3ee, #4488ff, #66bbdd, #22d3ee);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 6s ease infinite;
}

/* Glow pulse for interactive elements */
@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 0 8px rgba(34, 211, 238, 0.06);
    }
    50% {
        box-shadow: 0 0 20px rgba(34, 211, 238, 0.12), 0 0 40px rgba(68, 136, 255, 0.06);
    }
}

.glow-pulse {
    animation: glowPulse 3s ease-in-out infinite;
}

/* Staggered card entrance */
@keyframes cardEnter {
    from {
        opacity: 0;
        transform: translateY(24px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.card-enter {
    animation: cardEnter 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
}

.card-enter:nth-child(1) { animation-delay: 0s; }
.card-enter:nth-child(2) { animation-delay: 0.06s; }
.card-enter:nth-child(3) { animation-delay: 0.12s; }
.card-enter:nth-child(4) { animation-delay: 0.18s; }
.card-enter:nth-child(5) { animation-delay: 0.24s; }
.card-enter:nth-child(6) { animation-delay: 0.30s; }

/* Gradient border animation */
@keyframes borderGlow {
    0%, 100% {
        border-color: rgba(34, 211, 238, 0.12);
    }
    50% {
        border-color: rgba(68, 136, 255, 0.18);
    }
}

.border-glow-animate {
    animation: borderGlow 4s ease-in-out infinite;
}

/* Counter animation helper */
@keyframes countUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Nav mobile slide */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* Stat card icon hover animations */
@keyframes penWiggle {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-12deg); }
    75% { transform: rotate(12deg); }
}

@keyframes layerSpread {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-3px) scale(1.1); }
}

@keyframes projectPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15) rotate(5deg); }
}

@keyframes wrenchTurn {
    0% { transform: rotate(0deg); }
    25% { transform: rotate(-20deg); }
    75% { transform: rotate(20deg); }
    100% { transform: rotate(0deg); }
}

@keyframes gamepadShake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-3px) rotate(-2deg); }
    40% { transform: translateX(3px) rotate(2deg); }
    60% { transform: translateX(-2px) rotate(-1deg); }
    80% { transform: translateX(2px) rotate(1deg); }
}

@keyframes notePeel {
    0%, 100% { transform: rotateY(0deg) scale(1); }
    50% { transform: rotateY(15deg) scale(1.05); }
}

.stat-card--blog:hover .stat__icon { animation: penWiggle 0.6s ease; }
.stat-card--gallery:hover .stat__icon { animation: layerSpread 0.6s ease; }
.stat-card--projects:hover .stat__icon { animation: projectPulse 0.6s ease; }
.stat-card--tools:hover .stat__icon { animation: wrenchTurn 0.6s ease; }
.stat-card--games:hover .stat__icon { animation: gamepadShake 0.5s ease; }
.stat-card--notes:hover .stat__icon { animation: notePeel 0.6s ease; }

/* Stat number subtle breathing */
@keyframes numberBreath {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.03); }
}

.stat__number {
    animation: numberBreath 3s ease-in-out infinite;
}

/* Stat card top border glow on hover */
.stat-card:hover::before {
    opacity: 1;
}

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

.skeleton {
    background: linear-gradient(90deg,
        var(--bg-secondary) 25%,
        var(--bg-tertiary) 50%,
        var(--bg-secondary) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
}

/* Print styles */
@media print {
    .sidebar, .mobile-nav, .no-print {
        display: none !important;
    }

    .app-shell, .app-widget, .content-area {
        display: block;
        height: auto;
        overflow: visible;
        padding: 0;
        margin: 0;
        max-height: none;
        max-width: none;
        border: none;
        border-radius: 0;
        box-shadow: none;
        background: none;
        backdrop-filter: none;
    }

    body {
        background: white;
        color: black;
        background-image: none;
        overflow: visible;
    }

    .card {
        border: 1px solid #ccc;
        break-inside: avoid;
    }

    a {
        color: black;
        text-decoration: underline;
    }
}