:root {
    --navy-blue: #163A70;
    --orange: #F58220;
    --white: #ffffff;
    --bg-light: #f4f7f6;
    --text-dark: #333333;
    --text-muted: #666666;
    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow: 0 8px 32px 0 rgba(22, 58, 112, 0.1);
}

body.dark-mode {
    --navy-blue: #0b1d38;
    --orange: #d46c18;
    --white: #1a1a1a;
    --bg-light: #121212;
    --text-dark: #f0f0f0;
    --text-muted: #aaaaaa;
    --glass-bg: rgba(30, 30, 30, 0.85);
    --glass-border: rgba(255, 255, 255, 0.05);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', Roboto, Arial, sans-serif; }
body { background: var(--bg-light); color: var(--text-dark); display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar { width: 280px; background: var(--navy-blue); color: var(--white); padding: 20px; display: flex; flex-direction: column; }
.sidebar-logo { display: flex; align-items: center; gap: 15px; margin-bottom: 30px; }
.sidebar-logo img { max-width: 50px; background: var(--white); border-radius: 8px; padding: 5px; }
.sidebar-nav { display: flex; flex-direction: column; gap: 8px; }
.sidebar-nav a { color: var(--white); text-decoration: none; padding: 12px 15px; border-radius: 8px; transition: 0.3s; font-size: 0.95em; }
.sidebar-nav a:hover, .sidebar-nav a.active { background: var(--orange); }

/* Main Content & Header */
.main-content { flex: 1; padding: 20px 40px; overflow-y: auto; }
.header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; background: var(--glass-bg); backdrop-filter: blur(10px); padding: 15px 30px; border-radius: 12px; border: 1px solid var(--glass-border); box-shadow: var(--shadow); }
.header-actions { display: flex; gap: 15px; }
.btn { padding: 10px 20px; border: none; border-radius: 6px; cursor: pointer; font-weight: 600; transition: 0.3s; display: flex; align-items: center; gap: 8px; }
.btn-primary { background: var(--orange); color: var(--white); }
.btn-primary:hover { background: #d96f15; }
.btn-outline { background: transparent; border: 1px solid var(--navy-blue); color: var(--text-dark); }

/* Document Container */
.document-container { background: var(--white); padding: 50px; border-radius: 12px; box-shadow: var(--shadow); max-width: 900px; margin: 0 auto; line-height: 1.6; }
.doc-header { text-align: center; border-bottom: 2px solid var(--orange); padding-bottom: 20px; margin-bottom: 30px; }
.doc-header h1 { color: var(--navy-blue); font-size: 2em; margin-bottom: 5px; }
.doc-meta { color: var(--text-muted); font-size: 0.9em; }
h2, h3 { color: var(--navy-blue); margin: 25px 0 10px 0; }
p, ul { margin-bottom: 15px; }
ul { padding-left: 20px; }

/* Forms & E-Signatures */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 25px; }
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label { font-weight: 600; font-size: 0.9em; }
.form-group input, .form-group select { padding: 10px; border: 1px solid #ccc; border-radius: 6px; background: var(--bg-light); color: var(--text-dark); }
.e-signature-box { background: var(--bg-light); border: 1px solid var(--orange); padding: 20px; border-radius: 8px; margin-top: 30px; }
.checkbox-label { display: flex; align-items: flex-start; gap: 10px; font-weight: bold; cursor: pointer; }
.checkbox-label input { margin-top: 5px; }