/* ═══════════════════════════════════════════════════════════════
   ZSG PREMIUM — PAGE-SPECIFIC STYLES
   ═══════════════════════════════════════════════════════════════ */

/* ── MODULE GRID (ERP page) ── */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.module-card {
    padding: 28px 24px;
    background: var(--bg-card);
    border: var(--border-subtle);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.module-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 100%;
    background: var(--cyber-blue);
    opacity: 0;
    transition: var(--transition-smooth);
}

.module-card:hover {
    border-color: rgba(56, 189, 248, 0.2);
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
}

.module-card:hover::before { opacity: 1; }

.module-card.gold::before { background: var(--gold); }
.module-card.emerald::before { background: var(--emerald); }

.module-icon {
    width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 16px;
    background: rgba(56, 189, 248, 0.08);
    border-radius: var(--radius-md);
}

.module-icon svg {
    width: 22px; height: 22px;
    stroke: var(--cyber-blue);
    stroke-width: 1.5; fill: none;
}

.module-icon.gold { background: rgba(212, 175, 55, 0.08); }
.module-icon.gold svg { stroke: var(--gold); }
.module-icon.emerald { background: rgba(52, 211, 153, 0.08); }
.module-icon.emerald svg { stroke: var(--emerald); }

.module-title {
    font-family: var(--font-display);
    font-size: 0.95rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.module-desc {
    font-size: 0.82rem; font-weight: 300;
    line-height: 1.6;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.module-tag {
    display: inline-block;
    padding: 4px 10px;
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    background: rgba(56, 189, 248, 0.08);
    color: var(--cyber-blue);
    border: 1px solid rgba(56, 189, 248, 0.15);
}

.module-tag.gold {
    background: rgba(212, 175, 55, 0.08);
    color: var(--gold);
    border-color: rgba(212, 175, 55, 0.15);
}

.module-tag.emerald {
    background: rgba(52, 211, 153, 0.08);
    color: var(--emerald);
    border-color: rgba(52, 211, 153, 0.15);
}

/* ── FEATURE GRID (large feature cards) ── */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.feature-card {
    padding: 40px 32px;
    background: var(--bg-card);
    border: var(--border-subtle);
    transition: var(--transition-smooth);
}

.feature-card:hover {
    border-color: rgba(56, 189, 248, 0.2);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.feature-card-icon {
    width: 56px; height: 56px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 24px;
    background: rgba(56, 189, 248, 0.08);
    border-radius: var(--radius-md);
}

.feature-card-icon svg {
    width: 28px; height: 28px;
    stroke: var(--cyber-blue);
    stroke-width: 1.5; fill: none;
}

.feature-card-icon.gold { background: rgba(212, 175, 55, 0.08); }
.feature-card-icon.gold svg { stroke: var(--gold); }

.feature-card-title {
    font-family: var(--font-display);
    font-size: 1.1rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.feature-card-text {
    font-size: 0.9rem; font-weight: 300;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* ── CONTACT FORM ── */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

@media (max-width: 900px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 16px 20px;
    background: var(--bg-card);
    border: var(--border-subtle);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: var(--transition-smooth);
    outline: none;
    border-radius: 0;
    -webkit-appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: rgba(56, 189, 248, 0.4);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.08);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-dim);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpolyline points='6,9 12,15 18,9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 44px;
}

.form-select option {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.contact-info-card {
    padding: 32px;
    background: var(--bg-card);
    border: var(--border-subtle);
    margin-bottom: 20px;
}

.contact-info-title {
    font-family: var(--font-display);
    font-size: 1rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.contact-info-item:last-child { border-bottom: none; }

.contact-info-item svg {
    width: 20px; height: 20px;
    stroke: var(--cyber-blue);
    stroke-width: 1.5; fill: none;
    flex-shrink: 0;
}

.contact-info-item span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.contact-info-item a {
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.contact-info-item a:hover { color: var(--gold); }

/* ── TIMELINE (About page) ── */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, var(--cyber-blue), rgba(56, 189, 248, 0.1));
}

.timeline-item {
    position: relative;
    padding-bottom: 50px;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-item::before {
    content: '';
    position: absolute;
    left: -44px; top: 6px;
    width: 9px; height: 9px;
    background: var(--cyber-blue);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.4);
}

.timeline-year {
    font-family: var(--font-tech);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 8px;
}

.timeline-title {
    font-family: var(--font-display);
    font-size: 1.15rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.timeline-text {
    font-size: 0.9rem; font-weight: 300;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* ── SECURITY LAYERS (Security page) ── */
.security-layers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.security-layer {
    padding: 36px 28px;
    background: var(--bg-card);
    border: var(--border-subtle);
    border-left: 3px solid var(--cyber-blue);
    transition: var(--transition-smooth);
}

.security-layer:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
    border-left-color: var(--gold);
}

.security-layer-number {
    font-family: var(--font-tech);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--cyber-blue);
    margin-bottom: 12px;
}

.security-layer-icon {
    width: 48px; height: 48px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 16px;
    background: rgba(56, 189, 248, 0.08);
    border-radius: var(--radius-md);
}

.security-layer-icon svg {
    width: 24px; height: 24px;
    stroke: var(--cyber-blue);
    stroke-width: 1.5; fill: none;
}

.security-layer:hover .security-layer-icon svg {
    stroke: var(--gold);
}

.security-layer-title {
    font-family: var(--font-display);
    font-size: 1rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.security-layer-text {
    font-size: 0.85rem; font-weight: 300;
    line-height: 1.7;
    color: var(--text-muted);
}

/* ── COMPLIANCE BADGES ── */
.compliance-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.compliance-badge {
    text-align: center;
    padding: 32px 20px;
    background: var(--bg-card);
    border: var(--border-subtle);
    transition: var(--transition-smooth);
}

.compliance-badge:hover {
    border-color: rgba(212, 175, 55, 0.3);
}

.compliance-badge-icon {
    width: 50px; height: 50px;
    margin: 0 auto 16px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(212, 175, 55, 0.08);
    border-radius: 50%;
}

.compliance-badge-icon svg {
    width: 24px; height: 24px;
    stroke: var(--gold);
    stroke-width: 1.5; fill: none;
}

.compliance-badge-title {
    font-family: var(--font-display);
    font-size: 0.85rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.compliance-badge-text {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ── 404 PAGE ── */
.error-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 0 80px;
}

.error-code {
    font-family: var(--font-tech);
    font-size: clamp(6rem, 15vw, 12rem);
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 20px;
}

.error-title {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.error-text {
    font-size: 1rem; font-weight: 300;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 400px;
    margin-left: auto; margin-right: auto;
}

/* ── OODA CYCLE (Nereus page) ── */
.ooda-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.ooda-step {
    text-align: center;
    padding: 30px 20px;
    background: var(--bg-card);
    border: var(--border-subtle);
    position: relative;
    transition: var(--transition-smooth);
}

.ooda-step:hover {
    border-color: rgba(56, 189, 248, 0.3);
    transform: translateY(-3px);
}

.ooda-step-number {
    font-family: var(--font-tech);
    font-size: 2rem; font-weight: 800;
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.ooda-step-title {
    font-family: var(--font-display);
    font-size: 0.9rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.ooda-step-text {
    font-size: 0.78rem; font-weight: 300;
    line-height: 1.6;
    color: var(--text-muted);
}

/* ── PROVIDER TABLE (Nereus page) ── */
.providers-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
}

.providers-table th {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 14px 20px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.providers-table td {
    font-size: 0.88rem;
    color: var(--text-secondary);
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.providers-table tr:hover td {
    background: rgba(56, 189, 248, 0.03);
}

.provider-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    font-weight: 500;
}

.provider-status-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
}

.provider-status-dot.active { background: var(--emerald); }
.provider-status-dot.standby { background: var(--gold); }
.provider-status-dot.fallback { background: var(--silver); }

/* ── TIER BADGE ── */
.tier-badge {
    display: inline-block;
    padding: 3px 8px;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
}

.tier-badge.tier-1 {
    background: rgba(212, 175, 55, 0.1);
    color: var(--gold);
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.tier-badge.tier-2 {
    background: rgba(56, 189, 248, 0.08);
    color: var(--cyber-blue);
    border: 1px solid rgba(56, 189, 248, 0.15);
}

.tier-badge.fallback {
    background: rgba(148, 163, 184, 0.08);
    color: var(--silver);
    border: 1px solid rgba(148, 163, 184, 0.15);
}

/* ── SPLIT CONTENT (alternating image/text) ── */
.split-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.split-content:last-child { margin-bottom: 0; }

.split-content.reverse { direction: rtl; }
.split-content.reverse > * { direction: ltr; }

@media (max-width: 900px) {
    .split-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .split-content.reverse { direction: ltr; }
}

.split-visual {
    background: var(--bg-card);
    border: var(--border-subtle);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.split-title {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    line-height: 1.3;
}

.split-text {
    font-size: 0.95rem; font-weight: 300;
    line-height: 1.9;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* ── API CARDS ── */
.api-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.api-card {
    padding: 30px 24px;
    background: var(--bg-card);
    border: var(--border-subtle);
    transition: var(--transition-smooth);
}

.api-card:hover {
    border-color: rgba(212, 175, 55, 0.3);
    transform: translateY(-3px);
}

.api-card-layer {
    font-family: var(--font-tech);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 10px;
}

.api-card-title {
    font-family: var(--font-display);
    font-size: 1rem; font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.api-card-text {
    font-size: 0.82rem; font-weight: 300;
    line-height: 1.6;
    color: var(--text-muted);
}

/* ── RESPONSIVE TABLES ── */
@media (max-width: 768px) {
    .providers-table { font-size: 0.8rem; }
    .providers-table th,
    .providers-table td { padding: 10px 12px; }
    .ooda-grid { grid-template-columns: repeat(2, 1fr); }
    .timeline { padding-left: 30px; }
    .timeline-item::before { left: -34px; }
}

@media (max-width: 480px) {
    .modules-grid { grid-template-columns: 1fr; }
    .ooda-grid { grid-template-columns: 1fr; }
    .compliance-grid { grid-template-columns: 1fr 1fr; }
}