/* Architecture Diagram */
.architecture-diagram {
    margin: 4rem 0;
    padding: 3rem;
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid rgba(0, 212, 255, 0.1);
    text-align: center;
}

.architecture-diagram h3 {
    color: var(--accent-cyan);
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.diagram-img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.diagram-caption {
    margin-top: 1.5rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 768px) {
    .architecture-diagram {
        padding: 2rem 1rem;
    }
}

/* =====================================================================
   Bound State Envelope v1.0 — dominant announcement section
   ===================================================================== */

.hero-flag {
    display: inline-block;
    padding: 0.4rem 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    color: var(--accent-gold);
    background: rgba(255, 215, 0, 0.08);
    border: 1px solid rgba(255, 215, 0, 0.35);
    border-radius: 999px;
    text-transform: uppercase;
}

.hero-h1-soft {
    color: var(--accent-cyan);
    font-style: italic;
    opacity: 0.92;
    font-size: 0.78em;
}

.envelope {
    background: linear-gradient(180deg,
        rgba(0, 212, 255, 0.04) 0%,
        rgba(255, 215, 0, 0.02) 50%,
        rgba(0, 212, 255, 0.04) 100%);
    padding: 6rem 5% 5rem;
    border-top: 1px solid rgba(0, 212, 255, 0.12);
    border-bottom: 1px solid rgba(0, 212, 255, 0.12);
}

.envelope .container {
    max-width: 1100px;
    margin: 0 auto;
}

.envelope-banner {
    text-align: center;
    margin-bottom: 3rem;
}

.envelope-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    color: var(--accent-gold);
    background: rgba(255, 215, 0, 0.07);
    border: 1px solid rgba(255, 215, 0, 0.35);
    border-radius: 999px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.envelope-banner h2 {
    font-size: 3.2rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.envelope-tagline {
    font-family: 'Crimson Text', serif;
    font-size: 1.5rem;
    font-style: italic;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.envelope-claim {
    max-width: 780px;
    margin: 0 auto 3.5rem;
    padding: 1.75rem 2rem;
    font-family: 'Crimson Text', serif;
    font-size: 1.35rem;
    line-height: 1.55;
    text-align: center;
    color: var(--text);
    background: rgba(0, 212, 255, 0.06);
    border-left: 3px solid var(--accent-cyan);
    border-right: 3px solid var(--accent-cyan);
    border-radius: 6px;
}

.envelope-separation {
    margin-bottom: 4rem;
}

.envelope-sub {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

.separation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
}

.sep-card {
    background: var(--card-bg);
    padding: 2rem 1.5rem;
    border-radius: 10px;
    border: 1px solid rgba(0, 212, 255, 0.18);
    text-align: center;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.sep-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 212, 255, 0.5);
}

.sep-label {
    font-family: 'Crimson Text', serif;
    font-size: 1.5rem;
    color: var(--accent-gold);
    margin-bottom: 0.5rem;
    letter-spacing: 0.15em;
}

.sep-card h4 {
    font-family: 'Crimson Text', serif;
    font-size: 1.3rem;
    color: var(--accent-cyan);
    margin-bottom: 0.75rem;
}

.sep-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.envelope-capabilities {
    margin-bottom: 4rem;
}

.envelope-capabilities h3 {
    text-align: center;
    font-size: 1.4rem;
    color: var(--text);
    margin-bottom: 2.5rem;
    opacity: 0.85;
}

.capability-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.cap-card {
    background: var(--card-bg);
    padding: 2rem 1.75rem;
    border-radius: 10px;
    border: 1px solid rgba(0, 212, 255, 0.12);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.cap-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 215, 0, 0.4);
}

.cap-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    line-height: 1;
}

.cap-card h4 {
    font-family: 'Crimson Text', serif;
    font-size: 1.25rem;
    color: var(--accent-cyan);
    margin-bottom: 0.75rem;
}

.cap-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.envelope-caveat {
    max-width: 780px;
    margin: 0 auto 4rem;
    padding: 2rem 2.25rem;
    background: rgba(255, 215, 0, 0.04);
    border: 1px solid rgba(255, 215, 0, 0.25);
    border-radius: 10px;
}

.envelope-caveat h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.2rem;
    color: var(--accent-gold);
    margin-bottom: 0.85rem;
    letter-spacing: 0.04em;
}

.envelope-caveat p {
    color: var(--text);
    font-size: 1.02rem;
    line-height: 1.65;
}

.envelope-evidence {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.25rem;
    margin-bottom: 3.5rem;
}

.evidence-stat {
    text-align: center;
    padding: 1.75rem 1rem;
    background: var(--card-bg);
    border-radius: 8px;
    border: 1px solid rgba(0, 212, 255, 0.15);
}

.evidence-stat .stat-value {
    display: block;
    font-family: 'Crimson Text', serif;
    font-size: 2.6rem;
    font-weight: 600;
    color: var(--accent-cyan);
    line-height: 1.1;
    margin-bottom: 0.4rem;
}

.evidence-stat .stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.envelope-cta {
    text-align: center;
    padding: 2.5rem 1.5rem;
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.envelope-cta .cta-line {
    max-width: 640px;
    margin: 0 auto 1.5rem;
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
}

.envelope-cta .btn-primary {
    display: inline-block;
    padding: 0.85rem 2rem;
    background: var(--accent-cyan);
    color: var(--bg);
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    letter-spacing: 0.06em;
    transition: transform 0.2s ease, background 0.2s ease;
}

.envelope-cta .btn-primary:hover {
    transform: translateY(-2px);
    background: var(--accent-gold);
}

@media (max-width: 768px) {
    .envelope {
        padding: 4rem 5% 3.5rem;
    }
    .envelope-banner h2 {
        font-size: 2.2rem;
    }
    .envelope-tagline {
        font-size: 1.15rem;
    }
    .envelope-claim {
        font-size: 1.1rem;
        padding: 1.25rem 1.25rem;
    }
    .hero-h1-soft {
        display: inline;
    }
}

/* =====================================================================
   Honest re-statement — May 2026
   Single-column hero, mission, investigation, patents, memory, retractions
   ===================================================================== */

/* Single-column hero (video removed) */
.hero-single {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 9rem 5% 5rem;
}

.hero-single .hero-content {
    max-width: 880px;
    margin: 0 auto;
}

.hero-single .subtitle {
    max-width: 880px;
}

.hero-honesty-note {
    max-width: 880px;
    margin: 1.75rem 0 2rem;
    padding: 1.25rem 1.5rem;
    background: rgba(255, 215, 0, 0.05);
    border: 1px solid rgba(255, 215, 0, 0.28);
    border-radius: 8px;
    color: var(--text-muted);
    font-size: 0.98rem;
    line-height: 1.65;
}

.hero-honesty-note strong {
    color: var(--accent-gold);
}

/* --- Mission --- */
.mission {
    padding: 6rem 5%;
    background: var(--card-bg);
    border-bottom: 1px solid rgba(0, 212, 255, 0.12);
}

.mission-banner {
    text-align: center;
    margin-bottom: 2.5rem;
}

.mission-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    font-size: 0.74rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.07);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 999px;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.mission-banner h2 {
    font-size: 2.6rem;
    line-height: 1.2;
}

.mission-lead {
    max-width: 780px;
    margin: 0 auto 1.5rem;
    font-size: 1.3rem;
    line-height: 1.55;
    text-align: center;
    color: var(--text);
    font-family: 'Crimson Text', serif;
}

.mission-body {
    max-width: 760px;
    margin: 0 auto 1.25rem;
    color: var(--text-muted);
    font-size: 1.02rem;
    line-height: 1.75;
}

.mission-rule {
    max-width: 760px;
    margin: 2.5rem auto 0;
    padding: 1.5rem 1.75rem;
    background: var(--bg);
    border-left: 3px solid var(--accent-gold);
    border-radius: 0 6px 6px 0;
}

.mission-rule p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.7;
}

.mission-rule strong {
    color: var(--accent-gold);
}

/* --- Investigation --- */
.investigation {
    padding: 6rem 5%;
}

.investigation-header {
    text-align: center;
    margin-bottom: 3.5rem;
    max-width: 820px;
    margin-left: auto;
    margin-right: auto;
}

.investigation-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    font-size: 0.74rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 4px;
    text-transform: uppercase;
    margin-bottom: 1.2rem;
}

.investigation-header h2 {
    font-size: 2.6rem;
    margin-bottom: 1rem;
}

.investigation-ingredients,
.investigation-coldboot,
.investigation-why {
    max-width: 980px;
    margin: 0 auto 3rem;
}

.investigation h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.6rem;
    color: var(--accent-cyan);
    text-align: center;
    margin-bottom: 2rem;
}

.ingredient-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.ingredient-card {
    background: var(--card-bg);
    padding: 2rem 1.75rem;
    border-radius: 10px;
    border: 1px solid rgba(0, 212, 255, 0.15);
    position: relative;
}

.ingredient-num {
    font-family: 'Crimson Text', serif;
    font-size: 1.4rem;
    color: var(--accent-gold);
    letter-spacing: 0.12em;
    margin-bottom: 0.6rem;
}

.ingredient-card h4 {
    font-family: 'Crimson Text', serif;
    font-size: 1.3rem;
    color: var(--accent-cyan);
    margin-bottom: 0.75rem;
}

.ingredient-card p {
    color: var(--text-muted);
    font-size: 0.96rem;
    line-height: 1.65;
}

.investigation-coldboot p,
.investigation-why p {
    color: var(--text-muted);
    font-size: 1.02rem;
    line-height: 1.75;
    margin-bottom: 1.1rem;
}

.coldboot-list {
    list-style: none;
    margin: 1.5rem 0;
}

.coldboot-list li {
    padding: 0.85rem 0 0.85rem 1.75rem;
    position: relative;
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.65;
    border-bottom: 1px solid rgba(0, 212, 255, 0.08);
}

.coldboot-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--accent-cyan);
}

.coldboot-list li strong,
.investigation p strong {
    color: var(--text);
}

.coldboot-note {
    font-style: italic;
    font-size: 0.95rem !important;
}

.why-honest-box {
    margin-top: 2rem;
    padding: 1.75rem 2rem;
    background: rgba(255, 215, 0, 0.04);
    border: 1px solid rgba(255, 215, 0, 0.25);
    border-radius: 10px;
}

.why-honest-box h4 {
    font-family: 'Crimson Text', serif;
    font-size: 1.25rem;
    color: var(--accent-gold);
    margin-bottom: 0.85rem;
}

.why-honest-box p {
    color: var(--text);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 0;
}

/* --- Envelope intro paragraph (counter-design framing) --- */
.envelope-intro {
    max-width: 780px;
    margin: 0 auto 2.5rem;
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
    text-align: center;
}

.envelope-intro strong {
    color: var(--accent-gold);
}

/* --- Envelope honest status --- */
.envelope-status {
    max-width: 980px;
    margin: 3.5rem auto 0;
}

.envelope-status h3 {
    text-align: center;
    font-size: 1.4rem;
    color: var(--text);
    margin-bottom: 2rem;
    font-family: 'Crimson Text', serif;
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
}

.status-item {
    background: var(--card-bg);
    padding: 1.75rem 1.5rem;
    border-radius: 10px;
    border: 1px solid rgba(0, 212, 255, 0.12);
}

.status-mark {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.3rem 0.7rem;
    border-radius: 4px;
    margin-bottom: 0.85rem;
}

.status-done .status-mark {
    color: #6ee7b7;
    background: rgba(110, 231, 183, 0.1);
    border: 1px solid rgba(110, 231, 183, 0.3);
}

.status-open .status-mark {
    color: var(--accent-gold);
    background: rgba(255, 215, 0, 0.08);
    border: 1px solid rgba(255, 215, 0, 0.3);
}

.status-item p {
    color: var(--text-muted);
    font-size: 0.96rem;
    line-height: 1.65;
}

.status-item p strong {
    color: var(--text);
}

/* --- Patents --- */
.patents {
    padding: 6rem 5%;
    background: var(--card-bg);
}

.patents h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.patent-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 3rem auto 2.5rem;
    max-width: 980px;
}

.patent-card {
    background: var(--bg);
    padding: 2rem 1.75rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.patent-card-num {
    display: inline-block;
    font-family: 'Crimson Text', serif;
    font-size: 1rem;
    letter-spacing: 0.1em;
    color: var(--accent-gold);
    background: rgba(255, 215, 0, 0.07);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 4px;
    padding: 0.3rem 0.75rem;
    margin-bottom: 1rem;
}

.patent-card h3 {
    font-size: 1.25rem;
    color: var(--text);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.patent-card-meta {
    color: var(--accent-cyan);
    font-size: 0.88rem;
    margin-bottom: 0.85rem;
}

.patent-card p {
    color: var(--text-muted);
    font-size: 0.96rem;
    line-height: 1.65;
}

.patent-honesty {
    max-width: 760px;
    margin: 0 auto;
    padding: 1.75rem 2rem;
    background: var(--bg);
    border-left: 3px solid var(--accent-gold);
    border-radius: 0 6px 6px 0;
}

.patent-honesty h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.25rem;
    color: var(--accent-gold);
    margin-bottom: 0.85rem;
}

.patent-honesty p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.7;
}

/* --- Bound-state memory --- */
.memory {
    padding: 6rem 5%;
}

.memory h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.memory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 3rem auto 1.5rem;
    max-width: 980px;
}

.memory-col {
    padding: 2rem 1.75rem;
    border-radius: 10px;
    background: var(--card-bg);
}

.memory-real {
    border: 1px solid rgba(110, 231, 183, 0.25);
}

.memory-not {
    border: 1px solid rgba(255, 215, 0, 0.22);
}

.memory-col h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.3rem;
    margin-bottom: 1.1rem;
}

.memory-real h3 {
    color: #6ee7b7;
}

.memory-not h3 {
    color: var(--accent-gold);
}

.memory-col ul {
    list-style: none;
}

.memory-col li {
    padding: 0.6rem 0 0.6rem 1.5rem;
    position: relative;
    color: var(--text-muted);
    font-size: 0.97rem;
    line-height: 1.6;
}

.memory-real li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #6ee7b7;
}

.memory-not li::before {
    content: "✗";
    position: absolute;
    left: 0;
    color: var(--accent-gold);
}

.memory-col li strong {
    color: var(--text);
}

.memory-note {
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
    font-size: 0.97rem;
    max-width: 700px;
    margin: 0 auto;
}

/* --- Retractions --- */
.retractions {
    padding: 6rem 5%;
    background: var(--card-bg);
    border-top: 1px solid rgba(255, 215, 0, 0.12);
}

.retractions h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.retraction-list {
    max-width: 880px;
    margin: 3rem auto 1.5rem;
    display: grid;
    gap: 1rem;
}

.retraction-item {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 1.5rem;
    align-items: start;
    padding: 1.5rem 1.75rem;
    background: var(--bg);
    border-radius: 8px;
    border: 1px solid rgba(255, 215, 0, 0.15);
}

.retraction-claim {
    color: var(--text-muted);
    font-size: 1rem;
    text-decoration: line-through;
    text-decoration-color: rgba(255, 99, 99, 0.7);
}

.retraction-truth {
    color: var(--text);
    font-size: 0.97rem;
    line-height: 1.65;
}

.retraction-note {
    max-width: 760px;
    margin: 0 auto;
    color: var(--text-muted);
    font-size: 0.96rem;
    line-height: 1.7;
    font-style: italic;
    text-align: center;
}

.contact-fine {
    color: var(--text-muted);
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .hero-single {
        padding: 7rem 5% 3.5rem;
    }
    .mission-banner h2,
    .investigation-header h2 {
        font-size: 2rem;
    }
    .mission-lead {
        font-size: 1.12rem;
    }
    .retraction-item {
        grid-template-columns: 1fr;
        gap: 0.6rem;
    }
}