/* ===================================
   7TechSystems - Animations
   Premium Animations & Interactions
   =================================== */

/* ===================================
   Keyframe Animations
   =================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

@keyframes glow {

    0%,
    100% {
        box-shadow: 0 0 5px rgba(230, 30, 67, 0.5);
    }

    50% {
        box-shadow: 0 0 20px rgba(230, 30, 67, 0.8);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }

    100% {
        background-position: 1000px 0;
    }
}

@keyframes gradientShift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

/* Particles Background Animation */
@keyframes particle-float {

    0%,
    100% {
        transform: translateY(0) translateX(0);
    }

    25% {
        transform: translateY(-30px) translateX(10px);
    }

    50% {
        transform: translateY(-60px) translateX(-10px);
    }

    75% {
        transform: translateY(-30px) translateX(5px);
    }
}

/* Counter Animation */
@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

/* ===================================
   Animation Utility Classes
   =================================== */

.animate-fadeInUp {
    animation: fadeInUp 0.8s ease-out forwards;
}

.animate-fadeInDown {
    animation: fadeInDown 0.8s ease-out forwards;
}

.animate-fadeIn {
    animation: fadeIn 0.8s ease-out forwards;
}

.animate-slideInLeft {
    animation: slideInLeft 0.8s ease-out forwards;
}

.animate-slideInRight {
    animation: slideInRight 0.8s ease-out forwards;
}

.animate-scaleIn {
    animation: scaleIn 0.8s ease-out forwards;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

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

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

.animate-rotate {
    animation: rotate 20s linear infinite;
}

/* Animation Delays */
.delay-100 {
    animation-delay: 0.1s;
}

.delay-200 {
    animation-delay: 0.2s;
}

.delay-300 {
    animation-delay: 0.3s;
}

.delay-400 {
    animation-delay: 0.4s;
}

.delay-500 {
    animation-delay: 0.5s;
}

.delay-600 {
    animation-delay: 0.6s;
}

/* ===================================
   Scroll-Triggered Animations (AOS)
   =================================== */

/* Initial state for scroll animations */
[data-aos] {
    opacity: 0;
    transition-property: opacity, transform;
}

[data-aos].aos-animate {
    opacity: 1;
}

/* Fade animations */
[data-aos="fade-up"] {
    transform: translateY(50px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-down"] {
    transform: translateY(-50px);
}

[data-aos="fade-down"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-left"] {
    transform: translateX(50px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-right"] {
    transform: translateX(-50px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

/* Zoom animations */
[data-aos="zoom-in"] {
    transform: scale(0.8);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}

[data-aos="zoom-out"] {
    transform: scale(1.2);
}

[data-aos="zoom-out"].aos-animate {
    transform: scale(1);
}

/* ===================================
   Hero Section Animations
   =================================== */

.hero-title {
    opacity: 0;
    animation: fadeInUp 1s ease-out 0.3s forwards;
}

.hero-subtitle {
    opacity: 0;
    animation: fadeInUp 1s ease-out 0.5s forwards;
}

.hero-cta {
    opacity: 0;
    animation: fadeInUp 1s ease-out 0.7s forwards;
}

/* ===================================
   Hover & Interaction Effects
   =================================== */

.hover-lift {
    transition: transform var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-10px);
}

.hover-scale {
    transition: transform var(--transition-base);
}

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

.hover-glow {
    transition: all var(--transition-base);
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(0, 102, 204, 0.6);
}

.hover-rotate {
    transition: transform var(--transition-slow);
}

.hover-rotate:hover {
    transform: rotate(5deg);
}

/* ===================================
   Loading Animations
   =================================== */

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-red);
    border-radius: 50%;
    animation: rotate 1s linear infinite;
}

.dots-loading {
    display: flex;
    gap: 8px;
}

.dots-loading span {
    width: 10px;
    height: 10px;
    background: var(--primary-red);
    border-radius: 50%;
    animation: pulse 1.4s ease-in-out infinite;
}

.dots-loading span:nth-child(2) {
    animation-delay: 0.2s;
}

.dots-loading span:nth-child(3) {
    animation-delay: 0.4s;
}

/* ===================================
   Gradient Animation Background
   =================================== */

.gradient-bg {
    background: linear-gradient(135deg,
            var(--primary-blue),
            var(--accent-cyan),
            var(--primary-orange));
    background-size: 200% 200%;
    animation: gradientShift 10s ease infinite;
}

/* ===================================
   Text Shimmer Effect
   =================================== */

.text-shimmer {
    background: linear-gradient(90deg,
            var(--text-secondary) 0%,
            var(--text-primary) 50%,
            var(--text-secondary) 100%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 3s linear infinite;
}

/* ===================================
   Particle Effects
   =================================== */

.particles-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.particle {
    position: absolute;
    background: var(--primary-blue);
    border-radius: 50%;
    opacity: 0.3;
    animation: particle-float 8s ease-in-out infinite;
}

.particle:nth-child(2n) {
    background: var(--accent-cyan);
    animation-duration: 10s;
    animation-delay: 1s;
}

.particle:nth-child(3n) {
    background: var(--primary-orange);
    animation-duration: 12s;
    animation-delay: 2s;
}

/* ===================================
   Number Counter Animation
   =================================== */

.counter {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-bold);
    background: var(--gradient-tech);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: countUp 1s ease-out;
}

/* ===================================
   Page Transitions
   =================================== */

.page-transition {
    opacity: 0;
    animation: fadeIn 0.5s ease-out forwards;
}

/* ===================================
   Scroll Progress Bar
   =================================== */

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 10000;
    transition: width var(--transition-fast);
}

/* ===================================
   Reveal on Scroll Effects
   =================================== */

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease-out;
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease-out;
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* ===================================
   Parallax Effect
   =================================== */

.parallax {
    transition: transform 0.5s ease-out;
    will-change: transform;
}

/* ===================================
   Typing Effect
   =================================== */

.typing-effect {
    overflow: hidden;
    border-right: 2px solid var(--primary-blue);
    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(--primary-blue);
    }
}

/* ===================================
   Reduce Motion for Accessibility
   =================================== */

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}