/* Base Styles for Photography Portfolio */

/* Reset and normalize */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #34495e;
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Focus styles for accessibility */
*:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
}

/* Utility classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Smooth transitions */
* {
    transition: opacity 0.2s ease, transform 0.2s ease;
}