:root {
    --sky-50: #f0f9ff;
    --sky-100: #e0f2fe;
    --sky-200: #bae6fd;
    --sky-400: #38bdf8;
    --sky-500: #0ea5e9;
    --sky-600: #0284c7;
    --sky-700: #0369a1;
    --sky-900: #0c4a6e;
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;
    --green-500: #22c55e;
    --green-100: #dcfce7;
    --red-500: #ef4444;
    --red-100: #fee2e2;
    --yellow-500: #eab308;
    --yellow-100: #fef9c3;
    --radius: 8px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.05);
    --shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--slate-100);
    color: var(--slate-800);
    min-height: 100vh;
}

/* Login */
.login-overlay {
    position: fixed; inset: 0;
    background: linear-gradient(135deg, var(--sky-900) 0%, var(--slate-900) 100%);
    display: flex; align-items: center; justify-content: center;
    z-index: 1000;
}
.login-box {
    background: white; border-radius: 12px; padding: 48px 40px;
    width: 380px; box-shadow: 0 25px 50px rgba(0,0,0,.25);
    text-align: center;
}
.login-brand {
    font-size: 32px; font-weight: 800; color: var(--sky-600);
    letter-spacing: -0.5px; margin-bottom: 4px;
}
.login-subtitle {
    font-size: 14px; color: var(--slate-400); margin-bottom: 32px;
}
.login-box input {
    width: 100%; padding: 12px 16px; border: 1px solid var(--slate-200);
    border-radius: var(--radius); font-size: 14px; margin-bottom: 12px;
    transition: border-color .15s;
}
.login-box input:focus { outline: none; border-color: var(--sky-500); }
.login-error { color: var(--red-500); font-size: 13px; margin-top: 12px; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 10px 20px; border: none; border-radius: var(--radius);
    font-size: 14px; font-weight: 500; cursor: pointer;
    transition: all .15s;
}
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-primary { background: var(--sky-600); color: white; }
.btn-primary:hover { background: var(--sky-700); }
.btn-outline { background: transparent; border: 1px solid var(--slate-300); color: var(--slate-700); }
.btn-outline:hover { background: var(--slate-50); }
.btn-ghost { background: transparent; color: var(--slate-500); }
.btn-ghost:hover { color: var(--slate-700); background: var(--slate-50); }
.btn-danger { background: var(--red-500); color: white; }
.btn-danger:hover { background: #dc2626; }
.btn-success { background: var(--green-500); color: white; }
.btn-success:hover { background: #16a34a; }
.btn-block { width: 100%; justify-content: center; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* Topbar */
.topbar {
    background: white; border-bottom: 1px solid var(--slate-200);
    padding: 0 24px; height: 56px; display: flex; align-items: center; justify-content: space-between;
    position: sticky; top: 0; z-index: 100; box-shadow: var(--shadow-sm);
}
.topbar-brand { display: flex; align-items: baseline; gap: 12px; }
.brand-mark { font-size: 22px; font-weight: 800; color: var(--sky-600); }
.brand-rest { font-size: 22px; font-weight: 800; color: var(--slate-800); }
.brand-label { font-size: 13px; color: var(--slate-400); border-left: 1px solid var(--slate-200); padding-left: 12px; }
.topbar-right { display: flex; align-items: center; gap: 8px; }

/* Main */
.main-content { max-width: 1200px; margin: 0 auto; padding: 32px 24px; }
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.page-header h1 { font-size: 24px; font-weight: 700; color: var(--slate-900); }

/* Card */
.card {
    background: white; border-radius: var(--radius); padding: 24px;
    box-shadow: var(--shadow); margin-bottom: 24px;
}
.card h3 { font-size: 16px; font-weight: 600; margin-bottom: 16px; }

/* Forms */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--slate-600); margin-bottom: 4px; }
.form-group input {
    width: 100%; padding: 10px 12px; border: 1px solid var(--slate-200);
    border-radius: var(--radius); font-size: 14px;
}
.form-group input:focus { outline: none; border-color: var(--sky-500); }
.form-group small { font-size: 12px; color: var(--slate-400); }
.form-actions { display: flex; gap: 8px; }

/* Companies grid */
.companies-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 16px; }

.company-card {
    background: white; border-radius: var(--radius); padding: 20px;
    box-shadow: var(--shadow); border-left: 4px solid var(--slate-200);
    transition: box-shadow .15s;
}
.company-card:hover { box-shadow: var(--shadow-md); }
.company-card.status-running { border-left-color: var(--green-500); }
.company-card.status-stopped { border-left-color: var(--yellow-500); }
.company-card.status-error { border-left-color: var(--red-500); }
.company-card.status-provisioning { border-left-color: var(--sky-500); }
.company-card.status-destroyed { border-left-color: var(--slate-300); }

.company-header { display: flex; justify-content: space-between; align-items: start; margin-bottom: 12px; }
.company-name { font-size: 16px; font-weight: 600; color: var(--slate-900); }
.company-slug { font-size: 13px; color: var(--slate-400); font-family: monospace; }

.status-badge {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 500;
}
.status-badge.running { background: var(--green-100); color: #166534; }
.status-badge.stopped { background: var(--yellow-100); color: #854d0e; }
.status-badge.error { background: var(--red-100); color: #991b1b; }
.status-badge.provisioning { background: var(--sky-100); color: var(--sky-700); }
.status-badge.destroyed { background: var(--slate-100); color: var(--slate-500); }

.company-meta { font-size: 13px; color: var(--slate-500); margin-bottom: 12px; }
.company-meta a { color: var(--sky-600); text-decoration: none; }
.company-meta a:hover { text-decoration: underline; }

.company-actions { display: flex; gap: 6px; flex-wrap: wrap; }

/* Toasts */
.toast-container { position: fixed; bottom: 20px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; }
.toast {
    background: var(--slate-800); color: white; padding: 12px 20px;
    border-radius: var(--radius); font-size: 14px; box-shadow: var(--shadow-md);
    animation: slideIn .2s ease;
}
.toast.error { background: var(--red-500); }
.toast.success { background: var(--green-500); }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

.loading { text-align: center; padding: 40px; color: var(--slate-400); }
.hidden { display: none !important; }

.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(15, 23, 42, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}
.empty-state { text-align: center; padding: 60px 20px; color: var(--slate-400); }
.empty-state h3 { font-size: 18px; color: var(--slate-500); margin-bottom: 8px; }

/* Tabs */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--slate-200);
    margin-bottom: 20px;
}
.tab {
    background: transparent;
    border: none;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 600;
    color: var(--slate-500);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: color .15s, border-color .15s;
    font-family: inherit;
}
.tab:hover { color: var(--slate-700); }
.tab.active { color: var(--sky-600); border-bottom-color: var(--sky-600); }
.tab-panel {}

/* Account table niceties */
.sub-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .4px;
}
.sub-active { background: var(--green-100); color: #166534; }
.sub-past_due { background: var(--yellow-100); color: #854d0e; }
.sub-canceled, .sub-unpaid { background: var(--red-100); color: #991b1b; }
.sub-trialing, .sub-grandfathered { background: var(--sky-100); color: var(--sky-700); }
.sub-none { background: var(--slate-100); color: var(--slate-500); }