/* Invo Sync - Modern SaaS Theme */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --primary-black: #000000;
    --primary-white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-900: #111827;
    --accent-blue: #3b82f6;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-yellow: #f59e0b;
}

* {
    font-family: 'Inter', sans-serif;
}

/* Scroll Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

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

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

/* Scroll-triggered animations - Enhanced with pop effect */
/* Hero section elements - visible immediately, no animation needed */
.hero-section {
    opacity: 1 !important;
    visibility: visible !important;
}

.hero-section .fade-in-left,
.hero-section .fade-in-right,
.hero-section .fade-in-up {
    opacity: 1 !important;
    transform: translateY(0) translateX(0) scale(1) !important;
    animation: none !important;
    visibility: visible !important;
}

/* Elements that should animate on scroll */
.fade-in-up {
    opacity: 0;
    transform: translateY(50px) scale(0.95);
    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) scale(1);
    animation: popIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-50px) scale(0.95);
    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) scale(1);
    animation: slideInLeft 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.fade-in-right {
    opacity: 0;
    transform: translateX(50px) scale(0.95);
    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) scale(1);
    animation: slideInRight 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/* Pop-in animation */
@keyframes popIn {
    0% {
        transform: translateY(50px) scale(0.8);
        opacity: 0;
    }
    50% {
        transform: translateY(-10px) scale(1.05);
    }
    100% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

@keyframes slideInLeft {
    0% {
        transform: translateX(-50px) scale(0.8);
        opacity: 0;
    }
    50% {
        transform: translateX(10px) scale(1.05);
    }
    100% {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
}

@keyframes slideInRight {
    0% {
        transform: translateX(50px) scale(0.8);
        opacity: 0;
    }
    50% {
        transform: translateX(-10px) scale(1.05);
    }
    100% {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
}

/* Logo Animation */
.logo-container {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #000000 0%, #333333 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.logo-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: shimmer 3s infinite;
}

.logo-icon svg {
    position: relative;
    z-index: 1;
}

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

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

.hover-scale {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.hover-glow {
    transition: box-shadow 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.2);
}

/* Button Animations */
.btn-primary {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    transform: scale(1.02);
}

/* Gradient Backgrounds */
.gradient-bg {
    background: linear-gradient(-45deg, #f3f4f6, #e5e7eb, #f9fafb, #f3f4f6);
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
}

.gradient-text {
    background: linear-gradient(135deg, #000000 0%, #4b5563 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Card Animations - Enhanced */
.card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

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

.card.visible {
    animation: cardPopIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes cardPopIn {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    60% {
        transform: translateY(-5px) scale(1.05);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading States */
.loading-shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* Sticky Navigation */
.sticky-nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

/* Add shadow when scrolled */
.sticky-nav.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* Responsive */
@media (max-width: 768px) {
    .fade-in-up,
    .fade-in-left,
    .fade-in-right {
        transform: translateY(20px);
    }
}