/* ===== ADVANCED ANIMATIONS & MICROINTERACTIONS ===== */

/* Loading Animation */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(31, 75, 63, 0.1);
    border-left: 4px solid var(--verde-profundo);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Pulse Animation for CTAs */
.btn-pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(31, 75, 63, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(31, 75, 63, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(31, 75, 63, 0);
    }
}

/* Floating Animation */
.float {
    animation: float 3s ease-in-out infinite;
}

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

/* Gradient Animation */
.gradient-animation {
    background: linear-gradient(-45deg, var(--verde-profundo), var(--verde-hoja), var(--terracota), var(--arena));
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

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

/* Text Reveal Animation */
.text-reveal {
    overflow: hidden;
    position: relative;
}

.text-reveal::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--blanco-calido);
    animation: reveal 1.5s ease-out forwards;
}

@keyframes reveal {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Stagger Animation for Lists */
.stagger-item {
    opacity: 0;
    transform: translateY(20px);
    animation: staggerIn 0.6s ease-out forwards;
}

.stagger-item:nth-child(1) { animation-delay: 0.1s; }
.stagger-item:nth-child(2) { animation-delay: 0.2s; }
.stagger-item:nth-child(3) { animation-delay: 0.3s; }
.stagger-item:nth-child(4) { animation-delay: 0.4s; }
.stagger-item:nth-child(5) { animation-delay: 0.5s; }

@keyframes staggerIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Morphing Button */
.btn-morph {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-morph::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-morph:hover::before {
    left: 100%;
}

/* Card Flip Animation */
.card-flip {
    perspective: 1000px;
}

.card-flip-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.card-flip:hover .card-flip-inner {
    transform: rotateY(180deg);
}

.card-flip-front, .card-flip-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: var(--border-radius);
}

.card-flip-back {
    transform: rotateY(180deg);
    background: var(--verde-profundo);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

/* Ripple Effect */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.ripple:active::after {
    width: 300px;
    height: 300px;
}

/* Typewriter Effect */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--terracota);
    white-space: nowrap;
    margin: 0 auto;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

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

/* Parallax Layers */
.parallax-container {
    position: relative;
    overflow: hidden;
}

.parallax-layer {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.parallax-back {
    transform: translateZ(-1px) scale(2);
}

.parallax-base {
    transform: translateZ(0);
}

/* Smooth Reveal on Scroll */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Magnetic Effect */
.magnetic {
    transition: transform 0.3s ease;
}

.magnetic:hover {
    transform: scale(1.05);
}

/* Glitch Effect */
.glitch {
    position: relative;
    color: var(--negro-verdoso);
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    animation: glitch-1 0.5s infinite;
    color: var(--terracota);
    z-index: -1;
}

.glitch::after {
    animation: glitch-2 0.5s infinite;
    color: var(--verde-hoja);
    z-index: -2;
}

@keyframes glitch-1 {
    0%, 14%, 15%, 49%, 50%, 99%, 100% {
        transform: translate(0);
    }
    15%, 49% {
        transform: translate(-2px, 2px);
    }
}

@keyframes glitch-2 {
    0%, 20%, 21%, 62%, 63%, 99%, 100% {
        transform: translate(0);
    }
    21%, 62% {
        transform: translate(2px, -2px);
    }
}

/* Breathing Animation */
.breathe {
    animation: breathe 4s ease-in-out infinite;
}

@keyframes breathe {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Slide Up Animation */
.slide-up {
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.8s ease-out;
}

.slide-up.animate {
    transform: translateY(0);
    opacity: 1;
}

/* Zoom In Animation */
.zoom-in {
    transform: scale(0.8);
    opacity: 0;
    transition: all 0.6s ease-out;
}

.zoom-in.animate {
    transform: scale(1);
    opacity: 1;
}

/* Rotate In Animation */
.rotate-in {
    transform: rotate(-180deg);
    opacity: 0;
    transition: all 0.8s ease-out;
}

.rotate-in.animate {
    transform: rotate(0);
    opacity: 1;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--arena);
}

::-webkit-scrollbar-thumb {
    background: var(--verde-profundo);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--verde-hoja);
}

/* Selection Styling */
::selection {
    background: var(--terracota);
    color: white;
}

::-moz-selection {
    background: var(--terracota);
    color: white;
}

/* Focus Styles */
.focus-visible {
    outline: 2px solid var(--terracota);
    outline-offset: 2px;
}

/* Loading States */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

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

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

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn:hover,
    .card:hover,
    .feature-item:hover {
        transform: none;
    }
    
    .btn:active,
    .card:active,
    .feature-item:active {
        transform: scale(0.98);
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .btn-primary {
        background: #000;
        color: #fff;
        border: 2px solid #fff;
    }
    
    .btn-secondary {
        background: #fff;
        color: #000;
        border: 2px solid #000;
    }
}