/* Base Resets & Global Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f8fafc;
    color: #1e293b;
    line-height: 1.6;
    padding-bottom: 3rem;
}

/* Header Navbar Styling */
header {
    background-color: #ffffff;
    border-bottom: 1px solid #e2e8f0;
    padding: 1.25rem 2rem;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    color: #0f172a;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.category-badge {
    background-color: #e0f2fe;
    color: #0369a1;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 0.35rem 0.85rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

/* Hero Banner Styling */
.hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #ffffff;
    padding: 4.5rem 2rem;
    text-align: center;
}

.hero-container {
    max-width: 850px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 2.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #94a3b8;
    font-weight: 300;
}

/* Main Split View Layout */
.main-container {
    max-width: 1200px;
    margin: 3rem auto 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

@media (max-width: 900px) {
    .main-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Left Column Context Styling */
.content-left h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.content-left p {
    color: #475569;
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
}

.divider {
    border: 0;
    height: 1px;
    background-color: #e2e8f0;
    margin: 2.5rem 0;
}

.instruction-text {
    font-size: 0.95rem !important;
    color: #64748b !important;
    margin-bottom: 1rem !important;
}

/* Interactive Accordion Blueprint System */
.blueprint-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.blueprint-card {
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.2s ease;
}

.blueprint-card[open] {
    border-color: #cbd5e1;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.03);
}

.blueprint-card summary {
    font-weight: 600;
    color: #1e293b;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    outline: none;
    list-style: none;
}

.blueprint-card summary::-webkit-details-marker {
    display: none;
}

.blueprint-content {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px dashed #e2e8f0;
    color: #64748b;
    font-size: 0.95rem;
}

/* Operational Badges */
.badge {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    text-transform: uppercase;
}

.badge.active {
    background-color: #dcfce7;
    color: #166534;
}

.badge.pipeline {
    background-color: #f1f5f9;
    color: #64748b;
}

/* Right Column Workspace Widgets */
.vault-card {
    background-color: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.03);
    margin-bottom: 1.5rem;
}

.vault-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 0.5rem;
}

.vault-card p {
    font-size: 0.9rem;
    color: #64748b;
    margin-bottom: 1.5rem;
}

.inner-divider {
    border: 0;
    height: 1px;
    background-color: #e2e8f0;
    margin-bottom: 1.5rem;
}

.input-group {
    margin-bottom: 1.25rem;
}

.input-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: #334155;
    margin-bottom: 0.4rem;
}

.input-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 0.95rem;
    color: #0f172a;
    outline: none;
    transition: border-color 0.2s;
}

.input-group input:focus {
    border-color: #0f172a;
}

/* CTA Action Button */
.cta-button {
    width: 100%;
    background-color: #0f172a;
    color: #ffffff;
    border: none;
    padding: 1rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 0.5rem;
}

.cta-button:hover {
    background-color: #1e293b;
}

/* Security Information Block */
.privacy-card {
    background-color: #f8fafc;
    border: 1px dashed #cbd5e1;
    border-radius: 8px;
    padding: 1.25rem;
}

.privacy-card h4 {
    font-size: 0.85rem;
    font-weight: 700;
    color: #475569;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.50rem;
}

.privacy-card ul {
    list-style-type: none;
}

.privacy-card li {
    font-size: 0.85rem;
    color: #64748b;
    margin-bottom: 0.75rem;
    position: relative;
    padding-left: 1rem;
}

.privacy-card li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #94a3b8;
}

/* Footer Element */
footer {
    text-align: center;
    margin-top: 5rem;
    padding-top: 2rem;
    border-top: 1px solid #e2e8f0;
}

footer p {
    font-size: 0.8rem;
    color: #94a3b8;
}