:root{--purple-light: #e9d8fd;--purple: #9d4edd;--purple-dark: #7b2ff7;--text-dark: #3b0764;--text-light: #5b21b6;--bg-gradient: linear-gradient(135deg, #f8eaff, #f3dffc);--surface: #ffffff;--shadow: 0 8px 20px rgba(0,0,0,.08);--radius-lg: 20px;--radius-sm: 12px;--spacing: 20px;--transition: all .2s ease-in-out;--font-main: "Inter", system-ui, sans-serif}body{margin:0;padding:0;font-family:var(--font-main);background:var(--bg-gradient);color:var(--text-light)}h1,h2,h3{margin:0;color:var(--text-dark)}.page-container{padding:40px}.card{background:var(--surface);border-radius:var(--radius-lg);padding:25px;box-shadow:var(--shadow)}.btn-primary{background:var(--purple-dark);color:#fff;padding:12px 24px;border-radius:var(--radius-sm);border:none;cursor:pointer;transition:var(--transition)}.btn-primary:hover{background:var(--purple)}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.login-wrapper{display:flex;justify-content:center;padding-top:80px}.login-card{width:450px;background:#fff;padding:40px;border-radius:var(--radius-lg);box-shadow:var(--shadow);text-align:center}.login-icon{font-size:40px;background:var(--purple-dark);color:#fff;width:70px;height:70px;margin:0 auto 25px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center}input{width:100%;padding:14px;margin-top:8px;border-radius:var(--radius-sm);border:1px solid #ddd}.header-card{background:#fff;padding:30px;border-radius:var(--radius-lg);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:space-between}.stat-card{background:#fff;border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow)}.profile-card{background:linear-gradient(135deg,var(--purple-dark),var(--purple));color:#fff;border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow)}.stats-grid{margin-top:30px;display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.messages-area{background:#fff;border-radius:var(--radius-lg);padding:60px;margin-top:40px;text-align:center}.empty-state{opacity:.5;color:var(--purple)}.messages-list{display:flex;flex-direction:column;gap:22px}.message-item{background:#fff;padding:22px;border-radius:var(--radius-lg);box-shadow:var(--shadow);border-left:6px solid var(--purple-dark)}.msg-top{display:flex;justify-content:space-between;margin-bottom:10px}.msg-id{font-weight:700;color:var(--purple-dark)}.msg-date{font-size:14px;opacity:.8}.msg-body p{margin:4px 0}.messages-table{display:flex;flex-direction:column;gap:0;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}.messages-table-header{display:grid;grid-template-columns:80px 1.5fr 1.5fr 120px 190px;background:var(--purple-light);padding:16px;font-weight:700;color:var(--text-dark);font-size:14px}.messages-table-row{display:grid;grid-template-columns:80px 1.5fr 1.5fr 120px 190px;padding:16px;border-top:1px solid #eee;font-size:15px;align-items:center;transition:var(--transition)}.messages-table-row:hover{background:#7b2ff70f}.empty-state{padding:50px;text-align:center;opacity:.6;font-size:16px}.copy-cell{display:flex;align-items:center;gap:8px}.copy-btn{background:var(--purple-light);border:none;padding:6px 8px;border-radius:8px;cursor:pointer;font-size:16px;transition:var(--transition);color:var(--purple-dark);box-shadow:0 2px 5px #0000000f}.copy-btn:hover{background:var(--purple-dark);color:#fff}.admin-header-card{background:#fff;padding:30px 35px;border-radius:var(--radius-lg);box-shadow:var(--shadow);display:flex;justify-content:space-between;align-items:center}.admin-stats-grid{margin-top:30px;display:grid;grid-template-columns:repeat(2,1fr);gap:25px}.admin-stat-card{background:#fff;border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow)}.admin-stat-card-purple{background:linear-gradient(135deg,var(--purple-dark),var(--purple));color:#fff;border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow)}.stat-title{font-size:14px;opacity:.9;margin-bottom:8px}.table-header{margin-top:40px;display:flex;justify-content:space-between;align-items:center}.new-user-btn{background:var(--purple-dark);color:#fff;padding:12px 22px;border-radius:var(--radius-sm);border:none;cursor:pointer;font-weight:500;transition:var(--transition)}.new-user-btn:hover{background:var(--purple)}.admin-table-wrapper{background:#fff;margin-top:20px;padding:25px;border-radius:var(--radius-lg);box-shadow:var(--shadow)}.admin-table{width:100%;border-collapse:collapse}.admin-table th{text-align:left;padding:12px;font-size:14px;color:var(--text-dark)}.admin-table td{padding:14px;border-top:1px solid #eee;font-size:15px}.role-badge{padding:6px 14px;border-radius:20px;background:#eee;font-size:13px}.role-badge.admin{background:#7b2ff726;color:var(--purple-dark)}.btn-edit,.btn-delete{font-size:20px;padding:6px;cursor:pointer;border:none;background:none}.btn-edit:hover{color:var(--purple-dark)}.btn-delete:hover{color:#d00000}.logout-btn{background:#fff;border:2px solid var(--purple-light);padding:10px 18px;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition)}.logout-btn:hover{background:var(--purple-dark);color:#fff}.navbar{display:flex;align-items:center;justify-content:space-between;padding:18px 40px;background:#fff9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.4)}.nav-buttons{display:flex;gap:16px}.nav-item{padding:10px 22px;border-radius:10px;border:2px solid var(--purple-light);background:#fff;color:var(--text-light);text-decoration:none;transition:var(--transition)}.nav-item.active{background:var(--purple-dark);border-color:var(--purple-dark);color:#fff;box-shadow:var(--shadow)}.logout{background:#fff;padding:10px 20px;border-radius:var(--radius-sm);border:2px solid var(--purple-light);cursor:pointer;color:var(--purple);transition:var(--transition)}.logout:hover{background:var(--purple-dark);color:#fff}