:root {
    /* Modern color scheme inspired by contemporary web design */
    --primary-color: #0891b2;      /* Cyan-600 */
    --primary-dark: #0e7490;       /* Cyan-700 */
    --secondary-color: #06b6d4;    /* Cyan-500 */
    --accent-color: #14b8a6;       /* Teal-500 */
    --background-color: #f8fafc;   /* Slate-50 */
    --card-background: #ffffff;    /* White */
    --text-color: #0f172a;         /* Slate-900 */
    --text-muted: #64748b;         /* Slate-500 */
    --error-color: #ef4444;        /* Red-500 */
    --success-color: #10b981;      /* Emerald-500 */
    --border-color: #e2e8f0;       /* Slate-200 */
    --input-border: #cbd5e1;       /* Slate-300 */
    --shadow: rgba(0, 0, 0, 0.1);
}

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

[v-cloak] {
    display: none;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 700px;
    margin: 0 auto;
    padding: 40px 20px;
    background-color: var(--card-background);
    box-shadow: 0 4px 6px -1px var(--shadow), 0 2px 4px -1px var(--shadow);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    border-radius: 8px;
    margin-top: 20px;
    margin-bottom: 20px;
}

.header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    max-width: 220px;
    height: auto;
}

.loading {
    text-align: center;
    padding: 40px;
}

.spinner {
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error-container,
.success-container {
    text-align: center;
    padding: 40px;
    border-radius: 8px;
    margin: 20px 0;
}

.error-container {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    color: var(--error-color);
}

.success-container {
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: var(--success-color);
}

.error-container h2,
.success-container h2 {
    margin-bottom: 15px;
    font-size: 1.5rem;
    font-weight: 600;
}

.waiver-container h1 {
    color: var(--text-color);
    margin-bottom: 25px;
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
}

.waiver-content {
    background-color: var(--background-color);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
    max-height: 400px;
    overflow-y: auto;
}

.waiver-content h2 {
    color: var(--primary-dark);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.waiver-content p {
    margin-bottom: 15px;
    line-height: 1.7;
    color: var(--text-muted);
}

.form-section {
    background-color: var(--card-background);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input[type="text"],
.form-group input[type="email"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--input-border);
    border-radius: 6px;
    font-size: 1rem;
    transition: all 0.2s ease;
    background-color: var(--card-background);
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1);
}

.form-group small {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 4px;
    display: block;
}

.signature-container {
    position: relative;
    background-color: var(--card-background);
    border: 2px solid var(--input-border);
    border-radius: 6px;
    padding: 10px;
}

.signature-pad {
    display: block;
    width: 100%;
    height: 200px;
    background-color: var(--card-background);
    border-radius: 4px;
    cursor: crosshair;
}

.clear-button {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: var(--card-background);
    color: var(--text-muted);
    border: 1px solid var(--input-border);
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.clear-button:hover {
    background-color: var(--background-color);
    color: var(--text-color);
    border-color: var(--text-muted);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 5px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-group label {
    cursor: pointer;
    margin-bottom: 0;
    flex: 1;
    font-size: 0.95rem;
}

.button-group {
    text-align: center;
    margin-top: 30px;
}

.submit-button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 14px 32px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.2s ease;
    min-width: 200px;
}

.submit-button:hover:not(:disabled) {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px var(--shadow);
}

.submit-button:disabled {
    background-color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.6;
}

.footer {
    margin-top: auto;
    padding-top: 40px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 640px) {
    .container {
        padding: 20px 15px;
        margin: 10px;
        border-radius: 0;
    }
    
    .logo {
        max-width: 180px;
    }
    
    .waiver-content {
        padding: 20px;
        max-height: 300px;
    }
    
    .form-section {
        padding: 20px;
    }
    
    .submit-button {
        width: 100%;
        min-width: auto;
    }
}

/* Scrollbar Styling */
.waiver-content::-webkit-scrollbar {
    width: 8px;
}

.waiver-content::-webkit-scrollbar-track {
    background: var(--background-color);
    border-radius: 4px;
}

.waiver-content::-webkit-scrollbar-thumb {
    background: var(--input-border);
    border-radius: 4px;
}

.waiver-content::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}