* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #f5f5f5;
    color: #1a1a1a;
    line-height: 1.5;
}

header {
    background: #1e2a38;
}

nav {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    height: 56px;
}

nav a {
    color: #cfd8e3;
    text-decoration: none;
    font-size: 0.95rem;
}

nav a:hover {
    color: #ffffff;
}

nav .brand {
    color: #ffffff;
    font-weight: 600;
    margin-right: auto;
}

nav .logout {
    color: #9aa7b5;
}

main {
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

h1 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 1.1rem;
    margin: 1.5rem 0 0.75rem;
}

.card {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.flash-messages {
    margin-bottom: 1.5rem;
}

.flash {
    padding: 0.6rem 1rem;
    border-radius: 4px;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.flash-success { background: #e6f4ea; color: #1e6b34; }
.flash-error { background: #fbe7e7; color: #a02b2b; }
.flash-warning { background: #fff4e0; color: #9a6400; }

.progress-bar-track {
    background: #e6e6e6;
    border-radius: 4px;
    height: 18px;
    overflow: hidden;
    margin: 0.5rem 0;
}

.progress-bar-fill {
    background: #2f7d4f;
    height: 100%;
    transition: width 0.3s ease;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

th, td {
    text-align: left;
    padding: 0.5rem 0.6rem;
    border-bottom: 1px solid #eaeaea;
}

th {
    color: #555;
    font-weight: 600;
}

.btn {
    display: inline-block;
    background: #2f5d8a;
    color: #ffffff;
    border: none;
    border-radius: 4px;
    padding: 0.55rem 1.1rem;
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: none;
}

.btn:hover {
    background: #244a6e;
}

.btn-secondary {
    background: #6b7280;
}

.btn-secondary:hover {
    background: #555c64;
}

.btn-primary-action {
    background: #1a7a4a;
    font-size: 1rem;
    padding: 0.7rem 1.6rem;
    font-weight: 600;
}

.btn-primary-action:hover {
    background: #145e39;
}

.btn-primary-action:disabled {
    background: #8ab8a0;
    cursor: not-allowed;
}

.collect-all-card {
    border: 2px solid #1a7a4a;
    background: #f4faf7;
}

.collect-all-running-banner {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: #145e39;
    font-weight: 500;
}

.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid #1a7a4a;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.collect-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.collect-row .phase-name {
    flex: 1;
    font-weight: 500;
}

.collect-row .worker-count {
    width: 4rem;
    padding: 0.4rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.status-badge {
    font-size: 0.8rem;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    background: #fff4e0;
    color: #9a6400;
}

.status-badge.idle {
    background: #eee;
    color: #777;
}

.steps-hint {
    background: #eef3f8;
    border-left: 3px solid #2f5d8a;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.steps-hint ol {
    margin: 0.4rem 0 0;
    padding-left: 1.2rem;
}

form.inline {
    display: inline;
}

.login-box {
    max-width: 360px;
    margin: 4rem auto;
}

.login-box input {
    width: 100%;
    padding: 0.6rem;
    margin-bottom: 0.75rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.muted {
    color: #888;
    font-size: 0.85rem;
}

.worker-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: #555;
    white-space: nowrap;
}

.password-wrap {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.password-wrap input {
    margin-bottom: 0;
    flex: 1;
}

.btn-show-pass {
    background: none;
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 0 0.7rem;
    font-size: 0.85rem;
    cursor: pointer;
    color: #555;
    white-space: nowrap;
}

.btn-show-pass:hover {
    background: #f0f0f0;
}

@media (max-width: 600px) {
    nav {
        flex-wrap: wrap;
        height: auto;
        padding: 0.5rem 1rem;
        gap: 0.5rem;
    }

    nav .brand {
        width: 100%;
        margin-right: 0;
    }

    main {
        padding: 1rem;
    }

    .collect-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .collect-row .phase-name {
        flex: none;
    }

    .card {
        overflow-x: auto;
    }

    table {
        min-width: 480px;
    }
}