:root {
    --brand: #2563eb;
    --brand-dark: #1e40af;
    --ink: #1f2937;
    --muted: #6b7280;
    --bg: #f9fafb;
    --card: #ffffff;
    --border: #e5e7eb;
    --success: #15803d;
    --success-bg: #dcfce7;
    --error: #b91c1c;
    --error-bg: #fee2e2;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.5;
}

.container { max-width: 1000px; margin: 0 auto; padding: 0 20px; }
.container-narrow { max-width: 560px; }

.site-header {
    background: var(--card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.brand { font-weight: 700; font-size: 1.1rem; color: var(--ink); text-decoration: none; }

.site-header nav { display: flex; align-items: center; gap: 20px; }
.site-header nav a { color: var(--muted); text-decoration: none; font-weight: 500; }
.site-header nav a:hover { color: var(--brand); }

.hero {
    text-align: center;
    padding: 72px 20px 48px;
    background: linear-gradient(180deg, #eff6ff 0%, var(--bg) 100%);
}

.hero h1 { font-size: 2.25rem; margin: 0 0 16px; }
.hero .lead { color: var(--muted); font-size: 1.1rem; max-width: 640px; margin: 0 auto 28px; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.stats { margin-top: 28px; color: var(--muted); font-size: 0.95rem; }

.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-secondary { background: #fff; color: var(--brand); border: 1px solid var(--brand); }
.btn-secondary:hover { background: #eff6ff; }
.btn-small { padding: 8px 14px; font-size: 0.85rem; }
.btn-danger { background: var(--error); color: #fff; }

.how-it-works { padding: 56px 20px; }
.how-it-works h2, .page-section h1, .page-section h2 { text-align: center; margin-bottom: 24px; }
.page-section h1 { margin-top: 32px; }

.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; }

.step {
    background: var(--card);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px; height: 32px;
    border-radius: 50%;
    background: var(--brand);
    color: #fff;
    font-weight: 700;
    margin-bottom: 12px;
}

.page-section { padding: 24px 20px 80px; }

.search-form { display: flex; gap: 8px; max-width: 420px; margin: 0 auto 32px; }
.search-form input {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.app-card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
    text-decoration: none;
    color: inherit;
    display: block;
}

.app-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.app-card h3 { margin: 0 0 8px; }
.app-card p { color: var(--muted); font-size: 0.9rem; margin: 0 0 12px; min-height: 1.2em; }
.app-card-static { cursor: default; }

.progress-bar {
    background: var(--border);
    border-radius: 999px;
    height: 8px;
    overflow: hidden;
}

.progress-fill { background: var(--brand); height: 100%; }

.progress-label {
    display: block;
    margin-top: 6px;
    font-size: 0.8rem;
    color: var(--muted);
}

.card-actions { margin-top: 14px; display: flex; gap: 14px; font-size: 0.85rem; }
.card-actions a { color: var(--brand); text-decoration: none; }

.status-badge {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 999px;
    text-transform: capitalize;
    font-weight: 600;
    vertical-align: middle;
}
.status-active { background: var(--success-bg); color: var(--success); }
.status-paused { background: #fef3c7; color: #92400e; }
.status-completed { background: #e5e7eb; color: #374151; }

.app-description { margin: 20px 0; white-space: pre-line; }

.signup-form {
    max-width: 420px;
    margin: 0 auto;
    background: var(--card);
    padding: 28px;
    border-radius: var(--radius);
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.signup-form label { font-weight: 600; font-size: 0.9rem; margin-top: 12px; }
.signup-form input, .signup-form textarea, .signup-form select {
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
}
.signup-form .btn { margin-top: 20px; }

.hp-field { position: absolute; left: -9999px; top: -9999px; }

.alert { max-width: 420px; margin: 0 auto 20px; padding: 12px 16px; border-radius: 8px; font-size: 0.95rem; }
.alert-success { background: var(--success-bg); color: var(--success); }
.alert-error { background: var(--error-bg); color: var(--error); }

.site-footer { text-align: center; padding: 24px 20px; color: var(--muted); font-size: 0.85rem; }
.fine-print { font-size: 0.75rem; }

/* ---- Dashboard / admin-style tables ------------------------------------ */
.admin-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.admin-card {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
    padding: 24px;
    overflow-x: auto;
}

.admin-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.admin-table th, .admin-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.admin-table th { color: var(--muted); font-weight: 600; }