/* Boat Transport Ops — Account App. Professional B2B styling. */
:root {
    --color-bg: #f5f6f8;
    --color-card: #fff;
    --color-primary: #1a5f7a;
    --color-primary-hover: #144a5f;
    --color-text: #2c3e50;
    --color-text-muted: #6c757d;
    --color-border: #dee2e6;
    --color-error: #dc3545;
    --color-success: #28a745;
    --shadow: 0 2px 8px rgba(0,0,0,.08);
    --radius: 8px;
}

* { box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text);
    background: var(--color-bg);
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    background: var(--color-card);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 1.5rem;
}
.header-inner {
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
}
.logo:hover { color: var(--color-primary-hover); }
.header nav a {
    color: var(--color-text-muted);
    text-decoration: none;
}
.header nav a:hover { color: var(--color-primary); }

.main {
    flex: 1;
    max-width: 560px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.card {
    background: var(--color-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 2rem;
}

.card h1 {
    margin: 0 0 0.5rem;
    font-size: 1.5rem;
}
.subtitle {
    color: var(--color-text-muted);
    margin: 0 0 1.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}
.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.35rem;
}
.form-group input {
    width: 100%;
    padding: 0.6rem 0.75rem;
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
}
.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.btn {
    display: inline-block;
    padding: 0.6rem 1.25rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}
.btn-primary {
    background: var(--color-primary);
    color: #fff;
    margin-top: 0.5rem;
}
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-secondary {
    background: var(--color-border);
    color: var(--color-text);
    margin-left: 0.5rem;
}
.btn-secondary:hover { background: #ccc; }

.login-link {
    margin-top: 1.5rem;
    color: var(--color-text-muted);
}
.login-link a { color: var(--color-primary); }

.flash-messages { margin-bottom: 1rem; }
.flash {
    padding: 0.75rem;
    border-radius: 4px;
}
.flash-error { background: #f8d7da; color: #721c24; }

.billing-toggle {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.billing-toggle label { cursor: pointer; }

.plan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.plan-option { cursor: pointer; }
.plan-option input { display: none; }
.plan-box {
    padding: 1rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    transition: border-color .2s;
}
.plan-option input:checked + .plan-box {
    border-color: var(--color-primary);
    background: #f8fafb;
}
.plan-box h3 { margin: 0 0 0.5rem; }
.plan-users { font-size: 0.9rem; color: var(--color-text-muted); margin: 0; }
.plan-price { margin: 0.5rem 0 0; font-weight: 600; }

.footer {
    text-align: center;
    padding: 1rem;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}