/* Custom CSS for AltaData Landing Page */

/* Custom Properties */
:root {
    --altadata-purple: #662d91;
    --altadata-yellow: #ffdf00;
    --altadata-dark: #1A1A1A;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    line-height: 1.6;
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

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

::-webkit-scrollbar-thumb:hover {
    background: #5a2580;
}

/* Loading Animation */
.loading {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Fade In Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-up.visible,
.fade-in-left.visible,
.fade-in-right.visible {
    opacity: 1;
    transform: translate(0);
}

/* Particles Canvas */
#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* Navigation Styles */
#main-nav {
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

#main-nav.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

/* Button Hover Effects */
.btn-hover {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

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

/* Gradient Text Effect */
.gradient-text {
    background: linear-gradient(135deg, var(--altadata-purple), var(--altadata-yellow));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
}

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

/* Floating Animation */
.float {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Pulse Animation */
.pulse-slow {
    animation: pulse 4s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Glitch Effect for Text */
.glitch {
    position: relative;
    display: inline-block;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.1s ease;
}

.glitch:hover::before {
    animation: glitch-1 0.3s infinite;
    color: var(--altadata-yellow);
    opacity: 0.8;
}

.glitch:hover::after {
    animation: glitch-2 0.3s infinite;
    color: var(--altadata-purple);
    opacity: 0.8;
}

@keyframes glitch-1 {
    0%, 100% {
        transform: translate(0);
    }
    20% {
        transform: translate(-2px, 2px);
    }
    40% {
        transform: translate(-2px, -2px);
    }
    60% {
        transform: translate(2px, 2px);
    }
    80% {
        transform: translate(2px, -2px);
    }
}

@keyframes glitch-2 {
    0%, 100% {
        transform: translate(0);
    }
    20% {
        transform: translate(2px, -2px);
    }
    40% {
        transform: translate(2px, 2px);
    }
    60% {
        transform: translate(-2px, -2px);
    }
    80% {
        transform: translate(-2px, 2px);
    }
}

/* Card Hover Effects */
.card-hover {
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.card-hover:hover {
    box-shadow: 0 14px 28px rgba(102, 45, 145, 0.25), 0 10px 10px rgba(102, 45, 145, 0.22);
    transform: translateY(-5px);
}

/* Progress Bar Animation */
.progress-bar {
    position: relative;
    background: #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
    height: 8px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--altadata-purple), var(--altadata-yellow));
    border-radius: 10px;
    transition: width 2s ease-in-out;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-image: linear-gradient(
        -45deg,
        rgba(255, 255, 255, 0.2) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0.2) 75%,
        transparent 75%,
        transparent
    );
    background-size: 50px 50px;
    animation: move 2s linear infinite;
}

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

/* Typing Indicator */
.typing-indicator {
    display: inline-block;
}

.typing-indicator::after {
    content: '|';
    animation: blink 1s infinite;
    color: var(--altadata-yellow);
    font-weight: bold;
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

/* Cookie Banner Styles */
#cookie-banner {
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

#cookie-banner.show {
    transform: translateY(0);
}

/* Form Styles */
.form-group {
    position: relative;
}

.form-input {
    transition: all 0.3s ease;
}

.form-input:focus {
    box-shadow: 0 0 0 3px rgba(102, 45, 145, 0.1);
}

/* Success/Error Message Styles */
.message-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Chart Container */
.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

/* Responsive Design */
@media (max-width: 768px) {
    .fade-in-left,
    .fade-in-right {
        transform: translateY(50px);
    }
    
    .fade-in-left.visible,
    .fade-in-right.visible {
        transform: translateY(0);
    }
    
    #particles-canvas {
        display: none; /* Disable particles on mobile for performance */
    }
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .bg-gradient-to-br,
    .bg-gradient-to-r {
        background: white !important;
        color: black !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --altadata-purple: #4a1a5c;
        --altadata-yellow: #e6c700;
    }
}

/* 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;
    }
}

/* Focus Styles for Accessibility */
button:focus,
a:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--altadata-yellow);
    outline-offset: 2px;
}

/* Skip to main content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--altadata-dark);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
}

.skip-link:focus {
    top: 6px;
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--altadata-purple);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

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

/* Utility Classes */
.text-shadow {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.box-shadow-lg {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.backdrop-blur {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* Modal Styles */
#contact-modal {
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    animation: modalFadeIn 0.3s ease-out;
}

#contact-modal .bg-white {
    animation: modalSlideIn 0.3s ease-out;
    max-height: 90vh;
    overflow-y: auto;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Modal responsive */
@media (max-width: 1024px) {
    #contact-modal .bg-white {
        margin: 1rem;
        max-height: calc(100vh - 2rem);
    }
}

@media (max-width: 768px) {
    #contact-modal .grid {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }
    
    #contact-modal .bg-white {
        margin: 0.5rem;
        max-height: calc(100vh - 1rem);
    }
}