:root {
    --primary-color: #f38020;
    --primary-dark: #d66d18;
    --secondary-color: #1e88e5;
    --accent-color: #ffb74d;
    --bg-light: #fdf6f2;
    --bg-white: #ffffff;
    --text-main: #333333;
    --text-muted: #666666;
    --sidebar-width: 80px;
    --navbar-height: 70px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --border-radius: 12px;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
    }

    to {
        transform: translateX(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* Layout Utilities */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.grid {
    display: grid;
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-weight: 700;
}

.text-orange {
    color: var(--primary-color);
}

.text-blue {
    color: var(--secondary-color);
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(243, 128, 32, 0.3);
}

/* Cards */
.card {
    background: var(--bg-white);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

/* Responsive Utilities */
.hide-on-mobile {
    display: inherit;
}

@media (max-width: 768px) {
    .hide-on-mobile {
        display: none !important;
    }
}