/* ============================================
   SENGA SYSTEMS - Animations Stylesheet
   Advanced animations and effects
   ============================================ */

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */

/* Base reveal state */
[data-reveal] {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-reveal].revealed {
    opacity: 1;
}

/* Reveal from bottom */
[data-reveal="bottom"] {
    transform: translateY(60px);
}

[data-reveal="bottom"].revealed {
    transform: translateY(0);
}

/* Reveal from left */
[data-reveal="left"] {
    transform: translateX(-60px);
}

[data-reveal="left"].revealed {
    transform: translateX(0);
}

/* Reveal from right */
[data-reveal="right"] {
    transform: translateX(60px);
}

[data-reveal="right"].revealed {
    transform: translateX(0);
}

/* Reveal with scale */
[data-reveal="scale"] {
    transform: scale(0.9);
}

[data-reveal="scale"].revealed {
    transform: scale(1);
}

/* Reveal with fade only */
[data-reveal="fade"] {
    /* Just opacity change */
}

/* Staggered delays for grid items */
[data-reveal-delay="1"] { transition-delay: 0.1s; }
[data-reveal-delay="2"] { transition-delay: 0.2s; }
[data-reveal-delay="3"] { transition-delay: 0.3s; }
[data-reveal-delay="4"] { transition-delay: 0.4s; }
[data-reveal-delay="5"] { transition-delay: 0.5s; }
[data-reveal-delay="6"] { transition-delay: 0.6s; }

/* ============================================
   HOVER ANIMATIONS
   ============================================ */

/* Glow effect on hover */
.hover-glow {
    position: relative;
    overflow: hidden;
}

.hover-glow::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.2), transparent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: 0;
}

.hover-glow:hover::before {
    width: 300%;
    height: 300%;
}

/* Shine effect */
.hover-shine {
    position: relative;
    overflow: hidden;
}

.hover-shine::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        to right,
        transparent 0%,
        rgba(255, 255, 255, 0.1) 50%,
        transparent 100%
    );
    transform: rotate(30deg) translateX(-100%);
    transition: transform 0.6s;
}

.hover-shine:hover::after {
    transform: rotate(30deg) translateX(100%);
}

/* Border glow animation */
.hover-border-glow {
    position: relative;
}

.hover-border-glow::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-green));
    -webkit-mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s;
}

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

/* ============================================
   LOADING ANIMATIONS
   ============================================ */

/* Skeleton loading */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-tertiary) 25%,
        var(--bg-secondary) 50%,
        var(--bg-tertiary) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

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

/* Pulse loading */
.pulse-loading {
    animation: pulse-loading 2s infinite;
}

@keyframes pulse-loading {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ============================================
   BACKGROUND ANIMATIONS
   ============================================ */

/* Gradient animation */
.animated-gradient {
    background: linear-gradient(
        270deg,
        var(--accent-cyan),
        var(--accent-green),
        var(--accent-purple),
        var(--accent-cyan)
    );
    background-size: 400% 400%;
    animation: gradient-shift 15s ease infinite;
}

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

/* Floating particles background */
.particles-bg {
    position: relative;
    overflow: hidden;
}

.particles-bg .particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-cyan);
    border-radius: 50%;
    opacity: 0.5;
    animation: particle-float linear infinite;
}

@keyframes particle-float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.5;
    }
    90% {
        opacity: 0.5;
    }
    100% {
        transform: translateY(-100vh) rotate(720deg);
        opacity: 0;
    }
}

/* ============================================
   TEXT ANIMATIONS
   ============================================ */

/* Typewriter effect */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--accent-cyan);
    white-space: nowrap;
    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(--accent-cyan); }
}

/* Glitch effect */
.glitch {
    position: relative;
}

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

.glitch::before {
    left: 2px;
    text-shadow: -2px 0 var(--accent-cyan);
    clip: rect(24px, 550px, 90px, 0);
    animation: glitch-anim-2 3s infinite linear alternate-reverse;
}

.glitch::after {
    left: -2px;
    text-shadow: -2px 0 var(--accent-green);
    clip: rect(85px, 550px, 140px, 0);
    animation: glitch-anim 2.5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip: rect(17px, 9999px, 94px, 0); }
    10% { clip: rect(33px, 9999px, 11px, 0); }
    20% { clip: rect(75px, 9999px, 66px, 0); }
    30% { clip: rect(53px, 9999px, 34px, 0); }
    40% { clip: rect(21px, 9999px, 98px, 0); }
    50% { clip: rect(66px, 9999px, 71px, 0); }
    60% { clip: rect(62px, 9999px, 14px, 0); }
    70% { clip: rect(83px, 9999px, 27px, 0); }
    80% { clip: rect(29px, 9999px, 63px, 0); }
    90% { clip: rect(45px, 9999px, 52px, 0); }
    100% { clip: rect(77px, 9999px, 89px, 0); }
}

@keyframes glitch-anim-2 {
    0% { clip: rect(65px, 9999px, 100px, 0); }
    10% { clip: rect(22px, 9999px, 44px, 0); }
    20% { clip: rect(91px, 9999px, 33px, 0); }
    30% { clip: rect(18px, 9999px, 78px, 0); }
    40% { clip: rect(55px, 9999px, 12px, 0); }
    50% { clip: rect(32px, 9999px, 67px, 0); }
    60% { clip: rect(87px, 9999px, 41px, 0); }
    70% { clip: rect(13px, 9999px, 95px, 0); }
    80% { clip: rect(48px, 9999px, 23px, 0); }
    90% { clip: rect(71px, 9999px, 56px, 0); }
    100% { clip: rect(39px, 9999px, 84px, 0); }
}

/* ============================================
   COUNTER ANIMATION
   ============================================ */

.counter-animate {
    font-variant-numeric: tabular-nums;
}

/* ============================================
   ICON ANIMATIONS
   ============================================ */

/* Rotate on hover */
.icon-rotate:hover svg {
    animation: icon-rotate 0.6s ease;
}

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

/* Bounce on hover */
.icon-bounce:hover svg {
    animation: icon-bounce 0.6s ease;
}

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

/* Pulse on hover */
.icon-pulse:hover svg {
    animation: icon-pulse 0.6s ease;
}

@keyframes icon-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* ============================================
   CARD ANIMATIONS
   ============================================ */

/* 3D tilt effect */
.card-tilt {
    transform-style: preserve-3d;
    transition: transform 0.3s;
}

.card-tilt:hover {
    transform: perspective(1000px) rotateX(5deg) rotateY(-5deg);
}

/* Lift effect */
.card-lift {
    transition: transform 0.3s, box-shadow 0.3s;
}

.card-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* ============================================
   BUTTON ANIMATIONS
   ============================================ */

/* Ripple effect */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

.btn-ripple .ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: scale(0);
    animation: ripple-effect 0.6s linear;
    pointer-events: none;
}

@keyframes ripple-effect {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Magnetic effect */
.btn-magnetic {
    transition: transform 0.3s ease;
}

/* ============================================
   NAVIGATION ANIMATIONS
   ============================================ */

/* Mobile menu toggle animation */
.nav__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Nav link underline animation */
.nav__link {
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 16px;
    right: 16px;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.nav__link:hover::after,
.nav__link.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ============================================
   SCROLL PROGRESS INDICATOR
   ============================================ */

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 9999;
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.1s;
}

/* ============================================
   PAGE TRANSITION
   ============================================ */

.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    z-index: 9998;
    transform: translateY(100%);
    transition: transform 0.5s cubic-bezier(0.7, 0, 0.3, 1);
}

.page-transition.active {
    transform: translateY(0);
}

/* ============================================
   CURSOR EFFECTS
   ============================================ */

.custom-cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent-cyan);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s, opacity 0.1s;
    transform: translate(-50%, -50%);
}

.custom-cursor.active {
    transform: translate(-50%, -50%) scale(1.5);
    opacity: 0.5;
}

.cursor-dot {
    width: 5px;
    height: 5px;
    background: var(--accent-cyan);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
}

/* ============================================
   TOOLTIP ANIMATIONS
   ============================================ */

.tooltip {
    position: relative;
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-sm);
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.tooltip:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* ============================================
   FOCUS ANIMATIONS
   ============================================ */

.focus-ring:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.3);
}

.focus-ring:focus-visible {
    outline: 2px solid var(--accent-cyan);
    outline-offset: 2px;
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@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;
    }
    
    [data-reveal] {
        opacity: 1;
        transform: none;
    }
}