/* Abstract Animation - Wave Lines */
.abstract-animation {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 500px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(
        circle at 50% 50%,
        rgba(0, 102, 255, 0.05) 0%,
        transparent 70%
    );
}

.wave-lines {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 20px rgba(0, 102, 255, 0.3));
}

/* Download page: triangle network */
.tri-hero {
    position: relative;
    width: 100%;
    max-width: 900px;
    height: 180px;
}

.tri-hero canvas {
    width: 100%;
    height: 100%;
    display: block;
}

@media (max-width: 1024px) {
    .tri-hero {
        height: 150px;
        max-width: 760px;
    }
}

@media (max-width: 768px) {
    .tri-hero {
        height: 130px;
        max-width: 100%;
    }
}

/* Download page: creative morphing blobs */
.download-abstract {
    padding: 0 5% 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.blob-hero {
    position: relative;
    width: 100%;
    max-width: 900px;
    height: 240px;
    filter: saturate(110%);
}

.blob {
    position: absolute;
    border-radius: 55% 45% 60% 40% / 50% 60% 40% 50%;
    filter: blur(40px);
    opacity: 0.6;
    mix-blend-mode: screen;
    animation: blobFloat 16s ease-in-out infinite, blobMorph 14s ease-in-out infinite;
    will-change: transform, border-radius, opacity;
}

.blob-1 {
    width: 360px;
    height: 360px;
    left: 6%;
    top: -20px;
    background: radial-gradient(circle at 30% 30%, rgba(0, 102, 255, 0.55), rgba(0, 102, 255, 0.0) 60%);
    animation-duration: 18s, 20s;
}

.blob-2 {
    width: 300px;
    height: 300px;
    right: 6%;
    top: 10px;
    background: radial-gradient(circle at 70% 40%, rgba(78, 205, 196, 0.55), rgba(78, 205, 196, 0.0) 60%);
    animation-duration: 16s, 18s;
    animation-delay: 0.6s, 0.6s;
}

.blob-3 {
    width: 320px;
    height: 320px;
    left: 35%;
    top: 40px;
    background: radial-gradient(circle at 50% 60%, rgba(0, 102, 255, 0.45), rgba(78, 205, 196, 0.0) 60%);
    animation-duration: 20s, 22s;
    animation-delay: 1.2s, 1.2s;
}

@keyframes blobFloat {
    0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
    25% { transform: translate3d(30px, -20px, 0) scale(1.05); }
    50% { transform: translate3d(-20px, 25px, 0) scale(0.95); }
    75% { transform: translate3d(10px, -10px, 0) scale(1.03); }
}

@keyframes blobMorph {
    0%, 100% { border-radius: 55% 45% 60% 40% / 50% 60% 40% 50%; }
    33% { border-radius: 60% 40% 55% 45% / 48% 52% 58% 42%; }
    66% { border-radius: 50% 60% 45% 55% / 60% 40% 50% 50%; }
}

@media (max-width: 1024px) {
    .blob-hero {
        height: 200px;
        max-width: 760px;
    }
    .blob { filter: blur(36px); }
    .blob-1 { width: 300px; height: 300px; }
    .blob-2 { width: 260px; height: 260px; }
    .blob-3 { width: 280px; height: 280px; left: 32%; }
}

@media (max-width: 768px) {
    .blob-hero {
        height: 180px;
        max-width: 100%;
    }
    .blob { filter: blur(32px); opacity: 0.55; }
    .blob-1 { width: 240px; height: 240px; left: 2%; top: -10px; }
    .blob-2 { width: 220px; height: 220px; right: 2%; top: 10px; }
    .blob-3 { width: 220px; height: 220px; left: 28%; top: 30px; }
}

@media (prefers-reduced-motion: reduce) {
    .blob {
        animation: none !important;
        opacity: 0.4;
    }
}
.wave-line {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: drawLine 3s ease-in-out forwards;
}

.line-1 {
    animation: drawLine 3s ease-in-out forwards, flowWave1 8s ease-in-out infinite;
    animation-delay: 0s, 3s;
}

.line-2 {
    animation: drawLine 3s ease-in-out forwards, flowWave2 8s ease-in-out infinite;
    animation-delay: 0.5s, 3.5s;
}

.line-3 {
    animation: drawLine 3s ease-in-out forwards, flowWave3 8s ease-in-out infinite;
    animation-delay: 1s, 4s;
    opacity: 0.7;
}

.line-4 {
    animation: drawLine 3s ease-in-out forwards, flowWave4 8s ease-in-out infinite;
    animation-delay: 1.5s, 4.5s;
    opacity: 0.7;
}

/* Circle Elements */
.circle-element {
    position: absolute;
    border-radius: 50%;
    opacity: 0.6;
}

.circle-1 {
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, 
        rgba(0, 102, 255, 0.4) 0%, 
        rgba(0, 102, 255, 0.1) 50%, 
        transparent 100%);
    top: 20%;
    left: 15%;
    animation: floatCircle 10s ease-in-out infinite;
}

.circle-2 {
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, 
        rgba(78, 205, 196, 0.4) 0%, 
        rgba(78, 205, 196, 0.1) 50%, 
        transparent 100%);
    bottom: 25%;
    right: 20%;
    animation: floatCircle 12s ease-in-out infinite;
    animation-delay: 2s;
}

.circle-3 {
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, 
        rgba(0, 102, 255, 0.3) 0%, 
        rgba(78, 205, 196, 0.2) 50%, 
        transparent 100%);
    top: 50%;
    right: 10%;
    animation: floatCircle 14s ease-in-out infinite;
    animation-delay: 4s;
}

/* Keyframe Animations */
@keyframes drawLine {
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes flowWave1 {
    0%, 100% {
        d: path("M0,250 Q125,200 250,250 T500,250");
    }
    25% {
        d: path("M0,250 Q125,230 250,250 T500,250");
    }
    50% {
        d: path("M0,250 Q125,180 250,250 T500,250");
    }
    75% {
        d: path("M0,250 Q125,220 250,250 T500,250");
    }
}

@keyframes flowWave2 {
    0%, 100% {
        d: path("M0,250 Q125,300 250,250 T500,250");
    }
    25% {
        d: path("M0,250 Q125,270 250,250 T500,250");
    }
    50% {
        d: path("M0,250 Q125,320 250,250 T500,250");
    }
    75% {
        d: path("M0,250 Q125,280 250,250 T500,250");
    }
}

@keyframes flowWave3 {
    0%, 100% {
        d: path("M0,250 Q125,220 250,250 T500,250");
    }
    33% {
        d: path("M0,250 Q125,240 250,250 T500,250");
    }
    66% {
        d: path("M0,250 Q125,200 250,250 T500,250");
    }
}

@keyframes flowWave4 {
    0%, 100% {
        d: path("M0,250 Q125,280 250,250 T500,250");
    }
    33% {
        d: path("M0,250 Q125,260 250,250 T500,250");
    }
    66% {
        d: path("M0,250 Q125,300 250,250 T500,250");
    }
}

@keyframes floatCircle {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.6;
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
        opacity: 0.8;
    }
    66% {
        transform: translate(-20px, 40px) scale(0.9);
        opacity: 0.5;
    }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(12px);
    transition: transform 360ms ease, opacity 600ms ease;
    will-change: transform, opacity;
}

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

/* Scroll Progress Bar */
.scroll-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    width: 0%;
    z-index: 10000;
    transition: width 0.1s ease;
    box-shadow: 0 0 10px rgba(0, 102, 255, 0.5);
}

/* Particle Canvas */
.particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.3;
}

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(2.5);
        opacity: 0;
    }
}

/* Wave text effect on hover */
.hero-text h2, .features-preview h3, .problem-solution h3, .download-section h3 {
    transition: all 0.3s ease;
    cursor: default;
}

.hero-text h2:hover {
    animation: none;
}

@keyframes wave {
    0%, 100% {
        transform: translateY(0);
    }
    25% {
        transform: translateY(-10px);
    }
    50% {
        transform: translateY(0);
    }
    75% {
        transform: translateY(-5px);
    }
}

/* Liquid button effect */
.cta-button::after, .download-button::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;
    pointer-events: none;
}

.cta-button:active::after, .download-button:active::after {
    width: 300px;
    height: 300px;
    transition: width 0s, height 0s;
}

/* Shimmer effect */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    background-size: 200% 100%;
    animation: none;
    opacity: 0;
    transition: none;
    pointer-events: none;
}

/* Background animation */
@keyframes backgroundShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 102, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(78, 205, 196, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(0, 102, 255, 0.05) 0%, transparent 40%);
    animation: backgroundShift 25s ease infinite;
    pointer-events: none;
    z-index: 0;
}

header, main, footer {
    position: relative;
    z-index: 2;
}

/* Smooth transitions for all interactive elements */
* {
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* Enhanced hover states */
nav a, .cta-button, .download-button {
    position: relative;
    overflow: hidden;
}

nav a::before, .cta-button::before, .download-button::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: none;
}

nav a:hover::before, .cta-button:hover::before, .download-button:hover::before {
    width: 0;
    height: 0;
}

/* Perspective on scroll */
.hero, .features-preview, .problem-solution, .download-section {
    transform-style: preserve-3d;
}