:root {
    --primary: #d81b60;
    --success: #00c853;
    --accent: #7c4dff;
    --cream: #FAF7F2;
    --deep-purple: #3B224C;
    --soft-orchid: #A57BB8;
    --dark: #1a1a1a;
    --border: #e0e0e0;
    --font-scale: 1;
}

*, *::before, *::after {
    box-sizing: border-box;
}

body, html {
    margin: 0;
    padding: 0;
    font-family: 'Helvetica Neue', Verdana, Tahoma, Arial, sans-serif;
    font-size: calc(1em * var(--font-scale));
    line-height: 1.6;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: #000;
    color: #fff;
    padding: 10px 15px;
    z-index: 100000;
    font-weight: bold;
    text-decoration: none;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 0;
}

/* Base Headings */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-top: 0;
}

/* Shared Button Utilities */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 0.9em;
    font-weight: bold;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary);
    color: #fff;
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    background-color: #ad144b;
    transform: translateY(-2px);
    box-shadow: 0 6px 10px rgba(0,0,0,0.3);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background-color: #e0e0e0;
    color: #333;
}

.btn-secondary:hover {
    background-color: #d0d0d0;
}

.btn-accent {
    background-color: var(--accent);
    color: #fff;
}

.btn-accent:hover {
    background-color: #651fff;
}

.btn-success {
    background-color: var(--success);
    color: #000;
}

.btn-success:hover {
    background-color: #00b34a;
}