* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(135deg, #1B4F63, #123B49 50%, #0A2A30);
    background-attachment: fixed;
    color: #EAF7FF;
    min-height: 100vh;
}

a { color: #BFE9F5; }

/* Login / register cards */
.auth-card {
    max-width: 360px;
    margin: 80px auto;
    background: rgba(191, 233, 255, 0.08);
    border: 1px solid rgba(207, 241, 255, 0.35);
    border-radius: 14px;
    padding: 32px;
    text-align: center;
}
.auth-card h1 { margin: 0 0 4px; font-size: 24px; }
.auth-card h2 { margin: 0 0 20px; font-weight: normal; color: #BFE9F5; font-size: 16px; }
.auth-card form { text-align: left; }
.auth-card label { display: block; margin: 12px 0 4px; font-size: 13px; color: #BFE9F5; }
.auth-card input {
    width: 100%;
    padding: 8px 10px;
    border-radius: 6px;
    border: 1px solid rgba(190, 239, 255, 0.4);
    background: rgba(15, 46, 56, 0.5);
    color: #EAF7FF;
    font-size: 14px;
}
.auth-card input:focus {
    outline: none;
    border-color: rgba(190, 239, 255, 0.8);
}
.auth-card button {
    width: 100%;
    margin-top: 20px;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid rgba(190, 239, 255, 0.4);
    background: rgba(191, 233, 255, 0.15);
    color: #EAF7FF;
    font-size: 14px;
    cursor: pointer;
}
.auth-card button:hover { background: rgba(191, 233, 255, 0.28); }
.auth-card a { font-size: 13px; }
.error { color: #F87171; font-size: 13px; }
.success { color: #4ADE80; font-size: 13px; }

/* Dashboard */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 28px 10px;
    max-width: 900px;
    margin: 0 auto;
}
.topbar h1 { margin: 0; font-size: 22px; }
.topbar-right { display: flex; align-items: center; gap: 16px; font-size: 13px; color: #BFE9F5; }
.logout-link {
    color: #EAF7FF;
    background: rgba(191, 233, 255, 0.15);
    border: 1px solid rgba(190, 239, 255, 0.4);
    padding: 6px 14px;
    border-radius: 8px;
    text-decoration: none;
}
.logout-link:hover { background: rgba(191, 233, 255, 0.28); }

.dashboard-card {
    max-width: 900px;
    margin: 10px auto 40px;
    background: rgba(191, 233, 255, 0.08);
    border: 1px solid rgba(207, 241, 255, 0.35);
    border-radius: 14px;
    padding: 6px;
    overflow-x: auto;
}
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 16px; text-align: left; white-space: nowrap; }
th {
    color: #BFE9F5;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid rgba(190, 239, 255, 0.25);
}
.sort-link {
    color: #BFE9F5;
    text-decoration: none;
    white-space: nowrap;
}
.sort-link:hover { color: #EAF7FF; text-decoration: underline; }
td { border-bottom: 1px solid rgba(255,255,255,0.06); font-size: 14px; }
tr:last-child td { border-bottom: none; }
td.symbol { font-weight: 600; }
.symbol-link {
    color: #EAF7FF;
    text-decoration: none;
    font-weight: 600;
}
.symbol-link:hover { text-decoration: underline; }
.badge {
    display: inline-block;
    margin-left: 8px;
    padding: 2px 8px;
    border-radius: 999px;
    background: rgba(191, 233, 255, 0.18);
    border: 1px solid rgba(190, 239, 255, 0.35);
    color: #BFE9F5;
    font-size: 11px;
    font-weight: 500;
    vertical-align: middle;
}
.empty { text-align: center; color: #8FB9C6; padding: 30px; white-space: normal; }

.detail-header {
    padding: 14px 16px 4px;
}
.back-link {
    display: inline-block;
    color: #BFE9F5;
    font-size: 13px;
    text-decoration: none;
    margin-bottom: 10px;
}
.back-link:hover { text-decoration: underline; }
.detail-header h2 { margin: 0 0 4px; font-size: 22px; }
.detail-subtitle { color: #8FB9C6; font-size: 13px; }

.row-action-btn {
    background: rgba(191, 233, 255, 0.12);
    border: 1px solid rgba(190, 239, 255, 0.3);
    color: #EAF7FF;
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    margin-right: 6px;
}
.row-action-btn:hover { background: rgba(191, 233, 255, 0.22); }
.row-action-danger {
    background: rgba(248, 113, 113, 0.12);
    border-color: rgba(248, 113, 113, 0.4);
    color: #F87171;
}
.row-action-danger:hover { background: rgba(248, 113, 113, 0.22); }