/* Multi-Tenant SaaS Platform Stylesheet */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #0f172a;
    --text: #334155;
    --text-muted: #64748b;
    --bg-light: #f8fafc;
    --border: #e2e8f0;
    --success: #10b981;
    --danger: #ef4444;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-light);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.navbar {
    background: #ffffff;
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.navbar .nav-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.brand {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.brand span {
    color: var(--primary);
}
.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}
.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.15s;
}
.nav-links a:hover {
    color: var(--primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s;
}
.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
}
.btn-primary:hover {
    background-color: var(--primary-dark);
}
.btn-outline {
    border-color: var(--border);
    color: var(--secondary);
    background: #ffffff;
}
.btn-outline:hover {
    border-color: var(--text-muted);
}

/* Hero Section */
.hero {
    padding: 5rem 0 4rem;
    text-align: center;
    background: linear-gradient(180deg, #ffffff 0%, var(--bg-light) 100%);
}
.badge-pill {
    display: inline-block;
    background: #dbeafe;
    color: var(--primary-dark);
    padding: 0.35rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}
.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--secondary);
    line-height: 1.2;
    margin-bottom: 1.25rem;
}
.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 680px;
    margin: 0 auto 2rem;
}
.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* Feature Cards Grid */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}
.card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.07);
}
.card-icon {
    width: 48px;
    height: 48px;
    background: #eff6ff;
    color: var(--primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
}
.card h3 {
    font-size: 1.25rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}
.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Auth Cards */
.auth-box {
    max-width: 440px;
    margin: 4rem auto;
    background: #ffffff;
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}
.form-group {
    margin-bottom: 1.25rem;
}
.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 0.35rem;
}
.form-control {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 2.5rem 0;
    margin-top: 4rem;
    background: #ffffff;
    color: var(--text-muted);
    text-align: center;
    font-size: 0.9rem;
}