@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Lora:ital,wght@0,400;0,500;0,600;1,400;1,500&display=swap');

:root {
    --font-sans: "Inter", ui-sans-serif, system-ui, sans-serif;
    --font-serif: "Lora", ui-serif, Georgia, serif;
    
    --bg-color: #F9F8F6;
    --card-bg: #ffffff;
    --text-main: #2A2927;
    --text-muted: #6b6a65;
    --border-color: #E6E4DF;
    --primary: #2A2927;
    --primary-hover: #1a1a19;
    --danger: #ef4444;
    --radius: 8px;
    --spacing: 24px;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

p, h1, h2, h3, h4, span, div, input, button {
    text-rendering: optimizeLegibility;
}

.container { max-width: 600px; margin: 0 auto; padding: 20px; }

.view { display: none; }
.view.active { display: block; animation: fadeIn 0.25s ease-out; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: var(--spacing); padding-top: 12px;
}

h1 { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 500; letter-spacing: -0.01em; }
h2 { font-family: var(--font-serif); font-size: 1.25rem; font-weight: 500; margin-bottom: 16px; color: var(--text-main); }
.subtitle { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 32px; font-weight: 300; }

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: var(--spacing);
    margin-bottom: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.02);
}

.login-card { text-align: center; margin-top: 10vh; }

.form-group { margin-bottom: 20px; text-align: left; }
.form-row { display: flex; gap: 16px; }
.form-row .form-group { flex: 1; }

label {
    display: block; font-size: 0.85rem; color: var(--text-muted);
    margin-bottom: 8px; font-weight: 500;
}

input[type="text"], input[type="password"], input[type="date"], input[type="time"] {
    width: 100%; padding: 12px 14px;
    border: 1px solid var(--border-color); border-radius: 6px;
    background-color: #ffffff; color: var(--text-main);
    font-size: 1rem; font-family: inherit; transition: border-color 0.2s;
}
input:focus { outline: none; border-color: var(--primary); }

input[type="range"] {
    width: 100%; margin-top: 12px; height: 32px; accent-color: var(--primary);
}

.btn {
    display: inline-block; padding: 12px 24px;
    border-radius: 6px; font-size: 0.95rem; font-weight: 500;
    cursor: pointer; border: none; transition: all 0.2s;
    font-family: inherit; letter-spacing: 0.01em;
}
.btn-primary { background-color: var(--primary); color: #fff; }
.btn-primary:hover { background-color: var(--primary-hover); transform: translateY(-1px); }
.btn-block { width: 100%; }
.btn-ghost { background: transparent; color: var(--text-muted); padding: 8px 16px; }
.btn-ghost:hover { color: var(--text-main); background: rgba(0,0,0,0.03); }
.btn-icon {
    background: transparent; border: none; color: var(--text-muted);
    font-size: 1.1rem; cursor: pointer; padding: 8px; border-radius: 4px;
    transition: all 0.2s;
}
.btn-icon:hover { color: var(--danger); background: rgba(239, 68, 68, 0.05); }

.error-msg { color: var(--danger); font-size: 0.85rem; margin-top: 8px; min-height: 20px; }

.entries-list { display: flex; flex-direction: column; gap: 12px; }
.entry-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 16px; background-color: var(--card-bg);
    border-radius: var(--radius); border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.01);
}
.entry-info { display: flex; flex-direction: column; gap: 4px; }
.entry-meta { font-size: 0.8rem; color: var(--text-muted); font-variant-numeric: tabular-nums; }
.entry-level { font-weight: 600; font-size: 1.1rem; color: var(--text-main); }
.entry-comment { font-size: 0.9rem; color: var(--text-muted); margin-top: 4px; font-style: italic; }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #DEDCD3; }