/* Pie - Base Styles */

:root {
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-bg: #f8fafc;
    --color-surface: #ffffff;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-border: #e2e8f0;
    --color-google: #4285f4;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
}

/* Login */
.login-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    gap: 1rem;
}

.login-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1rem;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: background 0.2s;
}

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

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

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

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    background: var(--color-border);
}

/* App Layout */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
}

.app-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

.app-header nav {
    display: flex;
    gap: 0.5rem;
    flex: 1;
}

.app-header nav button {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius);
    background: transparent;
    cursor: pointer;
    font-size: 0.875rem;
}

.app-header nav button.active {
    background: var(--color-primary);
    color: white;
}

/* Content Cards */
.card {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.card h2 {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.card p {
    color: var(--color-text-muted);
}