/* ========================================
   PREMIUM ANIMATIONS - ROBSPAIN.COM
   Brand Colors:
   - Chalkboard Green: #1E3A34
   - Vintage Gold: #E3B23C
   - Cream: #FAF3E0
   - Emerald: #047857
======================================== */

/* ========================================
   FADE-IN-UP ANIMATION
   Usage: Add .fade-in-up to any element
======================================== */
.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delays for multiple elements */
.fade-in-up:nth-child(1) { transition-delay: 0ms; }
.fade-in-up:nth-child(2) { transition-delay: 100ms; }
.fade-in-up:nth-child(3) { transition-delay: 200ms; }
.fade-in-up:nth-child(4) { transition-delay: 300ms; }
.fade-in-up:nth-child(5) { transition-delay: 400ms; }
.fade-in-up:nth-child(6) { transition-delay: 500ms; }

/* ========================================
   SHIMMER TEXT ANIMATION
   Usage: Add .shimmer-text to text elements
======================================== */
.shimmer-text {
    background: linear-gradient(
        120deg,
        #1E3A34 0%,
        #E3B23C 40%,
        #047857 50%,
        #E3B23C 60%,
        #1E3A34 100%
    );
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 3s linear infinite;
}

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

/* Slower shimmer variant */
.shimmer-text-slow {
    background: linear-gradient(
        120deg,
        #1E3A34 0%,
        #E3B23C 40%,
        #047857 50%,
        #E3B23C 60%,
        #1E3A34 100%
    );
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 6s linear infinite;
}

/* ========================================
   HOVER LIFT ANIMATION
   Usage: Add .hover-lift to cards, buttons
======================================== */
.hover-lift {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(30, 58, 52, 0.15),
                0 10px 20px rgba(30, 58, 52, 0.1);
}

.hover-lift:active {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(30, 58, 52, 0.1);
}

/* Subtle lift variant */
.hover-lift-subtle {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift-subtle:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(30, 58, 52, 0.12);
}

/* ========================================
   GRADIENT BACKGROUND ANIMATION
   Usage: Add .gradient-bg to sections
======================================== */
.gradient-bg {
    background: linear-gradient(
        135deg,
        #1E3A34 0%,
        #047857 50%,
        #1E3A34 100%
    );
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
}

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

/* Animated gradient overlay */
.gradient-overlay {
    position: relative;
    overflow: hidden;
}

.gradient-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(227, 178, 60, 0.2) 50%,
        transparent 100%
    );
    animation: slideRight 3s ease-in-out infinite;
}

@keyframes slideRight {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* ========================================
   NUMBER COUNTER ANIMATION
   Usage: Add .number-counter to stat elements
======================================== */
.number-counter {
    display: inline-block;
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum";
}

.number-counter.counting {
    animation: pulse 0.3s ease-in-out;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* ========================================
   BUTTON ENHANCEMENTS
======================================== */
.btn-premium {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    padding: 14px 32px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, #047857 0%, #059669 100%);
    color: #FAF3E0;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-premium::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-premium:hover::before {
    width: 300px;
    height: 300px;
}

.btn-premium:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(4, 120, 87, 0.3),
                0 0 40px rgba(227, 178, 60, 0.2);
}

.btn-premium:active {
    transform: translateY(0);
}

/* Gold variant */
.btn-premium-gold {
    background: linear-gradient(135deg, #E3B23C 0%, #d4a52e 100%);
    color: #1E3A34;
}

.btn-premium-gold:hover {
    box-shadow: 0 12px 24px rgba(227, 178, 60, 0.3),
                0 0 40px rgba(4, 120, 87, 0.2);
}

/* ========================================
   CARD ENHANCEMENTS
======================================== */
.card-premium {
    position: relative;
    border-radius: 16px;
    background: white;
    padding: 32px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
}

.card-premium::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    padding: 2px;
    background: linear-gradient(135deg, #047857, #E3B23C);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, 
                  linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.card-premium:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(30, 58, 52, 0.15);
}

/* ========================================
   PARALLAX EFFECTS
======================================== */
.parallax-slow {
    transition: transform 0.1s ease-out;
    will-change: transform;
}

.parallax-medium {
    transition: transform 0.15s ease-out;
    will-change: transform;
}

.parallax-fast {
    transition: transform 0.2s ease-out;
    will-change: transform;
}

/* ========================================
   FADE IN VARIANTS
======================================== */
.fade-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in {
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
    opacity: 1;
}

/* ========================================
   SCALE ANIMATIONS
======================================== */
.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ========================================
   BORDER ANIMATIONS
======================================== */
.border-draw {
    position: relative;
}

.border-draw::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid #047857;
    border-radius: inherit;
    clip-path: polygon(
        0 0,
        0 0,
        0 100%,
        0 100%
    );
    transition: clip-path 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.border-draw.visible::before {
    clip-path: polygon(
        0 0,
        100% 0,
        100% 100%,
        0 100%
    );
}

/* ========================================
   GLOW EFFECTS
======================================== */
.glow-on-hover {
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glow-on-hover::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, #047857, #E3B23C);
    border-radius: inherit;
    opacity: 0;
    z-index: -1;
    filter: blur(20px);
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glow-on-hover:hover::after {
    opacity: 0.6;
}

/* ========================================
   LOADING & SKELETON ANIMATIONS
======================================== */
.skeleton {
    background: linear-gradient(
        90deg,
        #f0f0f0 25%,
        #e0e0e0 50%,
        #f0f0f0 75%
    );
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
}

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

/* ========================================
   RESPONSIVE ADJUSTMENTS
======================================== */
@media (max-width: 768px) {
    .fade-in-up {
        transform: translateY(20px);
    }
    
    .hover-lift:hover {
        transform: translateY(-4px);
    }
    
    .card-premium:hover {
        transform: translateY(-4px) scale(1.01);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .fade-in-up,
    .fade-in-left,
    .fade-in-right,
    .fade-in {
        opacity: 1;
        transform: none;
    }
}

/* ========================================
   PERFORMANCE OPTIMIZATIONS
======================================== */
.fade-in-up,
.fade-in-left,
.fade-in-right,
.hover-lift,
.parallax-slow,
.parallax-medium,
.parallax-fast {
    will-change: transform, opacity;
}

/* Remove will-change after animation completes */
.visible {
    will-change: auto;
}