:root{--bg:#071012;--panel:#0e1b1e;--line:#214247;--accent:#6cd5c1;--text:#f4f7f7;--muted:#a8b7b9;--danger:#d86464}*{box-sizing:border-box}body{margin:0;font-family:Cairo,Arial,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--accent)}input,textarea,select,button{font:inherit}.login-page,.tracking-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top,#123136,var(--bg) 55%)}.login-card,.tracking-shell{width:min(620px,100%);padding:40px;background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:0 30px 80px #0008}.login-card form,.tracking-form,.admin-form{display:grid;gap:12px}.login-card input,.tracking-form input,.admin-form input,.admin-form textarea,.admin-form select,.filter-bar select{width:100%;padding:12px 14px;color:var(--text);background:#071416;border:1px solid var(--line);border-radius:8px}.login-card button,.tracking-form input[type=submit],.admin-form input[type=submit],.filter-bar input[type=submit],.inline-form input{padding:12px 18px;color:#061012;background:var(--accent);border:0;border-radius:8px;font-weight:700;cursor:pointer}.alert{display:block;margin:16px 0;padding:12px;color:var(--accent);list-style:none}.admin-body{min-height:100vh;display:grid;grid-template-columns:260px 1fr}.admin-sidebar{position:sticky;top:0;height:100vh;padding:28px;background:#091517;border-left:1px solid var(--line)}.admin-brand{display:block;margin-bottom:30px;font-size:24px;font-weight:800;text-decoration:none}.admin-sidebar nav{display:grid;gap:10px;margin:30px 0}.admin-sidebar nav a{padding:12px;color:var(--text);text-decoration:none;border-radius:8px}.admin-sidebar nav a:hover{background:var(--panel);color:var(--accent)}.danger-button{width:100%;padding:10px;color:#fff;background:var(--danger);border:0;border-radius:8px}.admin-main{min-width:0;padding:36px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.page-header h1{margin:0 0 6px}.page-header p{margin:0;color:var(--muted)}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.stats-grid article,.detail-card,.table-card{padding:22px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.stats-grid span{display:block;color:var(--muted)}.stats-grid strong{font-size:32px;color:var(--accent)}.filter-bar{display:flex;gap:10px;margin-bottom:20px}.admin-table{width:100%;border-collapse:collapse}.admin-table th,.admin-table td{padding:14px;text-align:right;border-bottom:1px solid var(--line);vertical-align:top}.admin-table th{color:var(--accent)}.status{padding:5px 9px;background:#173237;border-radius:99px}.detail-grid{display:grid;grid-template-columns:1fr 2fr;gap:18px;margin-bottom:18px}.detail-card{margin-bottom:18px}.message-content{white-space:pre-wrap;line-height:1.9}.admin-form textarea{min-height:130px}.checkbox{display:flex;gap:8px;align-items:center}.checkbox input{width:auto}.timeline article{position:relative;margin:0 0 16px;padding:14px 20px;border-right:3px solid var(--accent);background:#0a1618}.timeline article span{margin-right:12px;color:var(--muted)}.timeline small{color:var(--muted)}.two-columns{grid-template-columns:180px 1fr}.inline-form{display:inline}.tracking-result{margin-top:26px}.tracking-form{grid-template-columns:1fr auto}.footer-links ul{padding:0}@media(max-width:900px){.admin-body{display:block}.admin-sidebar{position:static;width:100%;height:auto}.admin-main{padding:18px}.stats-grid{grid-template-columns:repeat(2,1fr)}.detail-grid{grid-template-columns:1fr}.table-card{overflow:auto}.two-columns{grid-template-columns:1fr}}@media(max-width:520px){.stats-grid{grid-template-columns:1fr}.tracking-form{grid-template-columns:1fr}.login-card,.tracking-shell{padding:24px}}