/* Terminal Core Design System */
:root {
    --core-bg: hsl(225, 25%, 7%);
    --core-surface: hsl(225, 25%, 12%);
    --accent-glow: hsl(150, 100%, 50%);
    --text-primary: hsl(0, 0%, 95%);
    --text-dim: hsl(225, 10%, 60%);
    --border-soft: hsla(0, 0%, 100%, 0.1);
}

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

body {
    background-color: var(--core-bg);
    color: var(--text-primary);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

.shell-interface {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.system-header {
    background: var(--core-surface);
    border-bottom: 1px solid var(--border-soft);
    padding: 0.75rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.system-logo {
    font-family: 'Courier New', monospace;
    font-weight: 700;
    color: var(--accent-glow);
    font-size: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-item {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-item:hover {
    color: var(--accent-glow);
}

.viewport-main {
    flex: 1;
}

.hero-projection {
    padding: 8rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

@media (max-width: 968px) {
    .hero-projection {
        grid-template-columns: 1fr;
        padding: 4rem 1.5rem;
        text-align: center;
    }
}

.projection-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #fff, var(--accent-glow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.projection-sub {
    font-size: 1.25rem;
    color: var(--text-dim);
    margin-bottom: 2.5rem;
}

.action-trigger {
    display: inline-block;
    background: var(--accent-glow);
    color: var(--core-bg);
    padding: 1rem 2.5rem;
    border-radius: 4px;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.action-trigger:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px hsla(150, 100%, 50%, 0.3);
}

.image-frame {
    position: relative;
    border: 1px solid var(--border-soft);
    padding: 1rem;
    background: var(--core-surface);
}

.image-frame img {
    width: 100%;
    height: auto;
    display: block;
    filter: grayscale(0.2) contrast(1.1);
}

.feature-grid-matrix {
    padding: 6rem 2rem;
    background: hsla(225, 25%, 5%, 0.5);
}

.matrix-container {
    max-width: 1200px;
    margin: 0 auto;
}

.matrix-header {
    text-align: center;
    margin-bottom: 4rem;
}

.matrix-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.grid-logic {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.logic-node {
    background: var(--core-surface);
    padding: 2.5rem;
    border: 1px solid var(--border-soft);
    transition: border-color 0.3s;
}

.logic-node:hover {
    border-color: var(--accent-glow);
}

.node-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.5rem;
    color: var(--accent-glow);
}

.program-ledger {
    padding: 6rem 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.ledger-row {
    display: flex;
    justify-content: space-between;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-soft);
}

.ledger-label {
    font-weight: 700;
    color: var(--accent-glow);
    font-family: 'Courier New', monospace;
}

.contact-terminal {
    padding: 6rem 2rem;
    background: var(--core-surface);
}

.form-shell {
    max-width: 600px;
    margin: 0 auto;
    border: 1px solid var(--border-soft);
    padding: 3rem;
}

.input-field {
    width: 100%;
    background: var(--core-bg);
    border: 1px solid var(--border-soft);
    padding: 1rem;
    color: #fff;
    margin-bottom: 1.5rem;
    font-family: inherit;
}

.input-field:focus {
    outline: none;
    border-color: var(--accent-glow);
}

.submit-cmd {
    width: 100%;
    background: var(--accent-glow);
    color: var(--core-bg);
    border: none;
    padding: 1rem;
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
}

.footer-status {
    padding: 4rem 2rem;
    border-top: 1px solid var(--border-soft);
    text-align: center;
    color: var(--text-dim);
    font-size: 0.85rem;
}

.legal-bits {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.legal-link {
    color: var(--text-dim);
    text-decoration: none;
}

.legal-link:hover {
    color: var(--accent-glow);
}

/* Cookie Banner */
.data-consent-overlay {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--core-surface);
    border: 1px solid var(--accent-glow);
    padding: 1.5rem;
    max-width: 350px;
    z-index: 1000;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    display: none;
}

.consent-btn {
    background: var(--accent-glow);
    color: var(--core-bg);
    border: none;
    padding: 0.5rem 1.5rem;
    margin-top: 1rem;
    cursor: pointer;
    font-weight: 700;
}

/* Success Message */
.callback-receipt {
    display: none;
    text-align: center;
    padding: 2rem;
    border: 1px dashed var(--accent-glow);
    color: var(--accent-glow);
    margin-top: 1rem;
}