/* Variant 1: style.css */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css');

:root {
  --primary-color: #2980B9;
  --secondary-color: #34495E;
  --accent-color: #1ABC9C;
  --light-color: #F2F2F2;
  --dark-color: #2C3E50;
  --gradient-primary: linear-gradient(135deg, #3498DB 0%, #2980B9 100%);
  --hover-color: #1F618D;
  --background-color: #FFFFFF;
  --text-color: #333333;
  --border-color: rgba(41, 128, 185, 0.2);
  --divider-color: rgba(52, 73, 94, 0.1);
  --shadow-color: rgba(44, 62, 80, 0.15);
  --highlight-color: #F39C12;
  --main-font: 'Montserrat', sans-serif;
  --alt-font: 'Open Sans', sans-serif;
  
  /* Neuromorphism variables */
  --nm-shadow-1: #d9d9d9;
  --nm-shadow-2: #ffffff;
}

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--main-font);
}

html {
    scroll-behavior: smooth;
}

/* Neuromorphism Utilities */
.nm-card {
    box-shadow: 8px 8px 16px var(--nm-shadow-1), -8px -8px 16px var(--nm-shadow-2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.nm-card:hover {
    transform: translateY(-5px);
    box-shadow: 12px 12px 20px var(--nm-shadow-1), -12px -12px 20px var(--nm-shadow-2);
}

.nm-button {
    box-shadow: 6px 6px 12px var(--nm-shadow-1), -6px -6px 12px var(--nm-shadow-2);
    transition: all 0.3s ease;
}

.nm-button:hover {
    box-shadow: inset 4px 4px 8px rgba(0,0,0,0.1), inset -4px -4px 8px rgba(255,255,255,0.2);
    transform: scale(0.98);
}

.nm-input {
    box-shadow: inset 4px 4px 8px var(--nm-shadow-1), inset -4px -4px 8px var(--nm-shadow-2);
    transition: all 0.3s ease;
}

.nm-input:focus {
    box-shadow: inset 6px 6px 12px var(--nm-shadow-1), inset -6px -6px 12px var(--nm-shadow-2);
}

.nm-image {
    box-shadow: 10px 10px 20px var(--nm-shadow-1), -10px -10px 20px var(--nm-shadow-2);
}

/* Navigation specific */
.nav-link {
    position: relative;
    padding-bottom: 5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--highlight-color);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile Menu Toggle */
#menu-toggle:checked ~ .navigation {
    display: flex !important;
}

@media (max-width: 1024px) {
    .timeline::before {
        left: 20px !important;
    }
    .timeline > div > div:nth-child(2) {
        left: 20px !important;
    }
    .timeline > div > div:first-child,
    .timeline > div > div:last-child {
        max-width: 100% !important;
        text-align: left !important;
        padding-left: 60px !important;
        padding-right: 0 !important;
    }
    .timeline > div > div:first-child:empty {
        display: none;
    }
}