:root {
    /* Color Palette (Teal/Ocean-Blue) */
    --primary: rgba(2, 103, 155, 1);
    --primary-hover: rgba(2, 103, 155, 0.9);
    --primary-ring: rgba(2, 103, 155, 0.5);
    --accent: rgba(123, 173, 211, 1);
    --accent-fg: rgba(1, 71, 110, 1);
    --foreground: rgba(37, 43, 55, 1);
    --muted-foreground: rgba(113, 118, 128, 1);
    --background: rgba(255, 255, 255, 1);
    --muted: rgba(245, 245, 245, 1);
    --destructive: rgba(240, 68, 56, 1);
    --border: rgba(213, 215, 218, 1);
    
    /* SSO Specific Mappings */
    --navy-blue: var(--primary);
    --secondary-color: var(--accent);
    --primary-color: var(--primary);
    --bg-soft: var(--muted);
    --text-main: var(--foreground);
    --text-muted: var(--muted-foreground);
    --border-color: var(--border);

    /* Typography Scale (Lato) */
    --font-h1: 60px;
    --font-h2: 48px;
    --font-h3: 30px;
    --font-h4: 20px;
    --font-body: 14px;
    --font-label: 12px;
    --font-btn-reg: 14px;
    --font-btn-sm: 12px;

    /* Radius & Spacing */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    
    /* Elevation */
    --shadow-subtle: 0px 1px 2px rgba(10, 13, 18, 0.05);
    
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--muted);
    color: var(--foreground);
    font-family: 'Lato', sans-serif;
    font-size: var(--font-body);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    padding: 4rem 2rem;
    -webkit-font-smoothing: antialiased;
}

.background-overlay {
    display: none; /* Removed in favor of solid clean gray per mandate */
}

.container {
    width: 100%;
    max-width: 1024px; /* Slightly wider for high-density SaaS */
}

.hero {
    text-align: left; /* Z-Pattern: Anchor to left */
    margin-bottom: 3rem;
    padding-left: 1rem;
}

.logo {
    font-size: var(--font-h1);
    font-weight: 400;
    color: var(--foreground);
    margin-bottom: 0.5rem;
}

.logo span {
    color: var(--primary) !important;
}

.subtitle {
    font-size: var(--font-h4);
    color: var(--muted-foreground);
    font-weight: 400;
}

/* Enterprise Card Style */
.glass-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-subtle);
    transition: var(--transition);
    margin-bottom: 2rem;
}

.glass-card:hover {
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.02);
}

.grid-selection {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 1.5rem;
}

.selection-card h2 {
    font-size: var(--font-h3);
    font-weight: 400;
    color: var(--foreground);
    margin-bottom: 0.75rem;
}

.card-subtitle {
    font-size: var(--font-body);
    color: var(--muted-foreground);
    margin-bottom: 2rem;
}

/* Z-Pattern Input Group */
.search-input-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
}

input[type="text"], textarea {
    flex: 1;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    color: var(--foreground);
    font-size: var(--font-body);
    font-family: inherit;
    transition: var(--transition);
}

input[type="text"]:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-ring);
}

/* Actionable Controls: Anchor to Right */
.mk-button {
    height: 40px;
    padding: 0 1.5rem;
    border-radius: var(--radius-lg);
    font-weight: 400;
    font-size: var(--font-btn-reg);
    text-transform: uppercase;
    letter-spacing: 1.4px;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    white-space: nowrap;
}

.primary-mk-button {
    background-color: var(--primary);
    color: var(--background);
}

.primary-mk-button:hover {
    background-color: var(--primary-hover);
    opacity: 0.9;
}

.secondary-mk-button {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--primary);
}

.secondary-mk-button:hover {
    background-color: var(--muted);
}

/* Content Groups */
.workflow-container {
    margin-top: 3rem;
}

.phase-card {
    border-left: none !important; /* Unified clean look */
}

.phase-card h3 {
    font-size: var(--font-h4);
    font-weight: 400;
    color: var(--foreground);
    margin-bottom: 1.5rem;
}

.status-badge {
    float: right; /* Anchor status to right */
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: var(--font-label);
    font-weight: 700;
    text-transform: uppercase;
}

.status-badge.success {
    background-color: rgba(2, 122, 72, 0.1);
    color: rgba(2, 122, 72, 1);
}

/* KPI Grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.kpi-card {
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    text-align: left; /* Scannability */
}

.kpi-label {
    font-size: var(--font-label);
    color: var(--muted-foreground);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--foreground);
}

/* Results */
.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.result-header h2 {
    font-size: var(--font-h2);
    font-weight: 400;
}

/* Loader */
.loader-container {
    padding: 4rem;
    text-align: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 1rem;
}

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

.footer {
    margin-top: 6rem;
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    text-align: left;
    color: var(--muted-foreground);
    font-size: var(--font-label);
}

.hidden { display: none; }

/* Login Page Styles */
.login-page {
    background-color: var(--bg-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1rem;
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-card {
    text-align: center;
    padding: 3rem 2rem;
}

.login-logo {
    height: 60px;
    margin-bottom: 2rem;
}

.login-header h1 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--navy-blue);
    margin-bottom: 0.5rem;
}

.error-message {
    background-color: #ffebee;
    color: #c62828;
    padding: 1rem;
    border-radius: var(--radius-md);
    margin: 1.5rem 0;
    font-size: 0.9rem;
    font-weight: 600;
}

.login-actions {
    margin: 2.5rem 0;
}

.google-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.8rem 1.5rem;
    color: var(--text-main);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.google-btn img {
    width: 20px;
}

.google-btn:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.login-footer {
    margin-top: 2rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* User Profile & Logout */
.user-profile {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.9rem;
    display: flex;
    gap: 1rem;
    align-items: center;
    z-index: 100;
}

.logout-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
}

.logout-link:hover {
    text-decoration: underline;
}