/* =====================================================
   AIVINOVA Document Service - Infrastructure Guide Styles
   Additional styles for infrastructure.html
   ===================================================== */

/* Hero Small Variant */
.hero-small {
    min-height: 40vh;
    padding-top: 120px;
    padding-bottom: 60px;
}

.hero-small .hero-content {
    padding: 40px 0;
}

.hero-icon {
    width: 100px;
    height: 100px;
    background: rgba(75, 207, 222, 0.15);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: #4BCFDE;
}

.hero-small h1 {
    color: #fff;
    font-size: 2.75rem;
    margin-bottom: 16px;
}

/* Active Nav Link */
.nav a.active {
    color: #4BCFDE;
    font-weight: 600;
}

/* Architecture Diagram */
.architecture-diagram {
    max-width: 900px;
    margin: 0 auto;
}

.diagram-container {
    background: #f8f9fa;
    border-radius: 16px;
    border: 2px solid #e2e2e2;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.diagram-header {
    background: linear-gradient(135deg, #163c40 0%, #1a4a4f 100%);
    color: #fff;
    padding: 16px 24px;
    font-weight: 600;
    font-size: 1.1rem;
    text-align: center;
}

.diagram-body {
    padding: 32px;
}

.vnet-box {
    border: 2px dashed #4BCFDE;
    border-radius: 12px;
    padding: 20px;
    background: rgba(75, 207, 222, 0.05);
    margin-bottom: 24px;
}

.vnet-header {
    background: #4BCFDE;
    color: #163c40;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-block;
    margin-bottom: 20px;
}

.subnets-row {
    display: flex;
    gap: 20px;
    align-items: stretch;
    flex-wrap: wrap;
}

.subnet {
    flex: 1;
    min-width: 200px;
    background: #fff;
    border-radius: 10px;
    padding: 16px;
    border: 1px solid #e2e2e2;
}

.subnet-header {
    font-weight: 600;
    font-size: 0.85rem;
    color: #333;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid #4BCFDE;
}

.resource-box {
    background: linear-gradient(135deg, #163c40 0%, #1a4a4f 100%);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    color: #fff;
}

.resource-icon {
    margin-bottom: 12px;
    color: #4BCFDE;
}

.resource-box span {
    display: block;
    font-weight: 600;
    margin-bottom: 4px;
}

.resource-box small {
    display: block;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
}

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
}

.badge-success {
    background: rgba(73, 204, 144, 0.2);
    color: #49cc90;
}

.connection-arrows {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px;
    padding: 0 8px;
}

.arrow {
    width: 30px;
    height: 2px;
    background: #4BCFDE;
    position: relative;
}

.arrow-right::after {
    content: '';
    position: absolute;
    right: 0;
    top: -4px;
    border: 5px solid transparent;
    border-left: 6px solid #4BCFDE;
}

.pe-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pe-box {
    background: linear-gradient(135deg, #4BCFDE 0%, #3BB8C7 100%);
    color: #163c40;
    padding: 10px 16px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.85rem;
    text-align: center;
}

.services-row {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.service-box {
    background: #fff;
    border: 1px solid #e2e2e2;
    border-radius: 10px;
    padding: 20px 24px;
    text-align: center;
    min-width: 150px;
    transition: all 0.2s ease;
}

.service-box:hover {
    border-color: #4BCFDE;
    box-shadow: 0 4px 12px rgba(75, 207, 222, 0.15);
    transform: translateY(-2px);
}

.service-icon {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
}

.service-icon.sql {
    background: rgba(75, 207, 222, 0.15);
    color: #4BCFDE;
}

.service-icon.storage {
    background: rgba(73, 204, 144, 0.15);
    color: #49cc90;
}

.service-icon.keyvault {
    background: rgba(252, 161, 48, 0.15);
    color: #fca130;
}

.service-icon.acr {
    background: rgba(138, 43, 226, 0.15);
    color: #8a2be2;
}

.service-box span {
    display: block;
    font-weight: 600;
    color: #333;
    margin-bottom: 4px;
}

.service-box small {
    display: block;
    font-size: 0.75rem;
    color: #666;
}

/* Security Grid */
.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.security-card {
    background: #fff;
    border: 1px solid #e2e2e2;
    border-radius: 12px;
    padding: 28px;
    transition: all 0.3s ease;
}

.security-card:hover {
    border-color: #4BCFDE;
    box-shadow: 0 8px 30px rgba(75, 207, 222, 0.15);
    transform: translateY(-4px);
}

.security-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(75, 207, 222, 0.15) 0%, rgba(59, 184, 199, 0.1) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: #4BCFDE;
}

.security-card h3 {
    color: #333333;
    margin-bottom: 12px;
    font-size: 1.1rem;
}

.security-card p {
    color: #666666;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Modules Table */
.modules-table-wrapper {
    overflow-x: auto;
}

.modules-table {
    min-width: 700px;
}

.resource-tag {
    display: inline-block;
    background: rgba(75, 207, 222, 0.15);
    color: #3BB8C7;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
    margin: 2px;
}

/* Network Modes */
.network-modes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.mode-card {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 28px;
    transition: all 0.3s ease;
}

.mode-card:hover {
    transform: translateY(-4px);
}

.mode-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.mode-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mode-public .mode-icon {
    background: rgba(255, 193, 7, 0.2);
    color: #ffc107;
}

.mode-public {
    border-color: rgba(255, 193, 7, 0.3);
}

.mode-restricted .mode-icon {
    background: rgba(75, 207, 222, 0.2);
    color: #4BCFDE;
}

.mode-restricted {
    border-color: rgba(75, 207, 222, 0.3);
}

.mode-private .mode-icon {
    background: rgba(73, 204, 144, 0.2);
    color: #49cc90;
}

.mode-private {
    border-color: rgba(73, 204, 144, 0.3);
}

.mode-card h3 {
    color: #fff;
    font-size: 1.2rem;
    font-family: 'Consolas', 'Monaco', monospace;
}

.mode-card > p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.6;
}

.mode-use-case {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.use-case-label {
    color: rgba(255, 255, 255, 0.5);
}

.mode-use-case span:not(.use-case-label) {
    color: #fff;
    font-weight: 500;
}

.mode-use-case .recommended {
    color: #49cc90;
    font-weight: 600;
}

.mode-warning {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(249, 62, 62, 0.1);
    border: 1px solid rgba(249, 62, 62, 0.3);
    border-radius: 8px;
    padding: 10px 14px;
    color: #f93e3e;
    font-size: 0.85rem;
}

.mode-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mode-features li {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    padding: 6px 0;
    padding-left: 24px;
    position: relative;
}

.mode-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #49cc90;
    font-weight: bold;
}

/* Deployment Steps */
.steps-container {
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 24px;
    margin-bottom: 40px;
    position: relative;
}

.step:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 23px;
    top: 56px;
    bottom: -20px;
    width: 2px;
    background: linear-gradient(to bottom, #4BCFDE 0%, rgba(75, 207, 222, 0.2) 100%);
}

.step-number {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #4BCFDE 0%, #3BB8C7 100%);
    color: #163c40;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    color: #333;
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.step-content > p {
    color: #666;
    margin-bottom: 20px;
}

.step .code-block {
    margin: 0;
}

.step .code-block code {
    font-size: 0.85rem;
}

.code-comment {
    color: #6b7280;
}

/* Cost Table */
.cost-table-wrapper {
    overflow-x: auto;
    max-width: 700px;
    margin: 0 auto;
}

.cost-table {
    background: #fff;
    border: 1px solid #e2e2e2;
}

.cost-table th {
    background: linear-gradient(135deg, #163c40 0%, #1a4a4f 100%);
    color: #fff;
}

.cost-table td {
    color: #666666;
    border-bottom: 1px solid #e2e2e2;
}

.cost-table td strong {
    color: #333333;
}

.cost-cell {
    text-align: right;
    font-family: 'Consolas', 'Monaco', monospace;
    color: #3BB8C7 !important;
}

.total-row {
    background: rgba(75, 207, 222, 0.1);
}

.total-row .cost-cell {
    font-size: 1.1rem;
    font-weight: 600;
}

.cost-note {
    text-align: center;
    color: #666666;
    font-size: 0.85rem;
    margin-top: 24px;
    font-style: italic;
}

/* Environment Cards */
.env-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.env-card {
    background: #fff;
    border: 1px solid #e2e2e2;
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.env-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.env-header {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.env-badge {
    padding: 6px 14px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.85rem;
}

.env-dev .env-badge {
    background: rgba(255, 193, 7, 0.15);
    color: #d4a10a;
}

.env-dev .env-header {
    border-bottom: 3px solid #ffc107;
}

.env-qas .env-badge {
    background: rgba(75, 207, 222, 0.15);
    color: #3BB8C7;
}

.env-qas .env-header {
    border-bottom: 3px solid #4BCFDE;
}

.env-prod .env-badge {
    background: rgba(73, 204, 144, 0.15);
    color: #3cad6e;
}

.env-prod .env-header {
    border-bottom: 3px solid #49cc90;
}

.env-header h3 {
    color: #333;
    font-size: 1.1rem;
}

.env-settings {
    list-style: none;
    padding: 20px 24px;
    margin: 0;
}

.env-settings li {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 0.9rem;
}

.env-settings li:last-child {
    border-bottom: none;
}

.setting-label {
    color: #666;
}

.setting-value {
    font-weight: 600;
    color: #333;
}

.setting-value.mode-public {
    color: #d4a10a;
}

.setting-value.mode-restricted {
    color: #3BB8C7;
}

.setting-value.mode-private {
    color: #3cad6e;
}

.setting-value.required {
    color: #49cc90;
    font-weight: 700;
}

/* Resource Network Table */
.resource-network-table-wrapper {
    overflow-x: auto;
    margin-bottom: 2rem;
}

.resource-network-table {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-width: 700px;
}

.resource-network-table th {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-weight: 600;
}

.resource-network-table td {
    color: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    vertical-align: top;
    padding: 16px;
}

.resource-network-table td strong {
    color: #fff;
}

.resource-network-table td code {
    background: rgba(0, 0, 0, 0.3);
    color: #4BCFDE;
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.85rem;
}

.resource-network-table td small {
    display: block;
    margin-top: 8px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
}

.resource-network-table .setting-value {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    margin: 2px;
}

.resource-network-table .setting-value.mode-public {
    background: rgba(255, 193, 7, 0.2);
    color: #ffc107;
}

.resource-network-table .setting-value.mode-restricted {
    background: rgba(75, 207, 222, 0.2);
    color: #4BCFDE;
}

.resource-network-table .setting-value.mode-private {
    background: rgba(73, 204, 144, 0.2);
    color: #49cc90;
}

/* Technical Details Grid */
.tech-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 1.5rem;
}

.tech-detail-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 24px;
}

.tech-detail-card h4 {
    color: #4BCFDE;
    margin-bottom: 12px;
    font-size: 1rem;
    font-family: 'Consolas', 'Monaco', monospace;
}

.tech-detail-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.tech-detail-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tech-detail-card ul li {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
}

.tech-detail-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #4BCFDE;
}

.tech-detail-card ul li code {
    background: rgba(0, 0, 0, 0.3);
    color: #49cc90;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.8rem;
}

.section-subtitle {
    font-size: 1.3rem;
    text-align: center;
    margin-bottom: 1rem;
}

/* Authentication Section */
.auth-methods-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
    margin-bottom: 3rem;
}

.auth-method-card {
    background: #fff;
    border: 1px solid #e2e2e2;
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.auth-method-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.auth-method-header {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    border-bottom: 3px solid #4BCFDE;
}

.auth-method-header.api-key {
    border-bottom-color: #fca130;
}

.auth-method-header.azure-ad {
    border-bottom-color: #0078d4;
}

.auth-method-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-method-icon.api-key {
    background: rgba(252, 161, 48, 0.15);
    color: #fca130;
}

.auth-method-icon.azure-ad {
    background: rgba(0, 120, 212, 0.15);
    color: #0078d4;
}

.auth-method-header h3 {
    color: #333;
    font-size: 1.2rem;
    margin: 0;
}

.auth-method-header p {
    color: #666;
    font-size: 0.85rem;
    margin: 4px 0 0 0;
}

.auth-method-body {
    padding: 24px;
}

.auth-method-body h4 {
    color: #333;
    font-size: 1rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.auth-method-body h4 svg {
    color: #4BCFDE;
}

.auth-method-body p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.auth-config-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
    background: #f8f9fa;
    border-radius: 8px;
    padding: 16px;
}

.auth-config-list li {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #e2e2e2;
    font-size: 0.9rem;
}

.auth-config-list li:last-child {
    border-bottom: none;
}

.auth-config-list .config-key {
    color: #666;
}

.auth-config-list .config-value {
    font-family: 'Consolas', 'Monaco', monospace;
    color: #3BB8C7;
    font-weight: 500;
}

.auth-usage-example {
    background: #1a1a2e;
    border-radius: 8px;
    overflow: hidden;
    margin-top: 16px;
}

.auth-usage-example .code-header {
    background: #252545;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid #333;
}

.auth-usage-example .code-method {
    background: #fca130;
    color: #000;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.auth-usage-example .code-method.bearer {
    background: #0078d4;
    color: #fff;
}

.auth-usage-example .code-endpoint {
    color: #aaa;
    font-size: 0.85rem;
}

.auth-usage-example pre {
    margin: 0;
    padding: 16px;
    overflow-x: auto;
}

.auth-usage-example code {
    color: #e2e2e2;
    font-size: 0.85rem;
    line-height: 1.6;
}

.auth-info-box {
    background: rgba(75, 207, 222, 0.1);
    border: 1px solid rgba(75, 207, 222, 0.3);
    border-radius: 8px;
    padding: 16px;
    margin-top: 16px;
}

.auth-info-box.warning {
    background: rgba(252, 161, 48, 0.1);
    border-color: rgba(252, 161, 48, 0.3);
}

.auth-info-box h5 {
    color: #3BB8C7;
    font-size: 0.9rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.auth-info-box.warning h5 {
    color: #fca130;
}

.auth-info-box p {
    color: #666;
    font-size: 0.85rem;
    margin: 0;
}

/* Entra ID Setup Section */
.entra-setup-section {
    max-width: 900px;
    margin: 0 auto;
}

.entra-steps {
    margin-top: 2rem;
}

.entra-step {
    background: #fff;
    border: 1px solid #e2e2e2;
    border-radius: 12px;
    margin-bottom: 24px;
    overflow: hidden;
}

.entra-step-header {
    background: linear-gradient(135deg, #0078d4 0%, #106ebe 100%);
    color: #fff;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.entra-step-number {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}

.entra-step-header h4 {
    margin: 0;
    font-size: 1.1rem;
}

.entra-step-body {
    padding: 24px;
}

.entra-step-body ol {
    margin: 0;
    padding-left: 20px;
}

.entra-step-body ol li {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.8;
    padding: 4px 0;
}

.entra-step-body ol li strong {
    color: #333;
}

.entra-step-body ol li code {
    background: #f0f0f0;
    color: #0078d4;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.85rem;
}

.entra-link-box {
    background: rgba(0, 120, 212, 0.08);
    border: 1px solid rgba(0, 120, 212, 0.2);
    border-radius: 8px;
    padding: 16px;
    margin-top: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.entra-link-box svg {
    color: #0078d4;
    flex-shrink: 0;
}

.entra-link-box a {
    color: #0078d4;
    text-decoration: none;
    font-weight: 500;
}

.entra-link-box a:hover {
    text-decoration: underline;
}

.entra-link-box span {
    color: #666;
    font-size: 0.85rem;
}

/* Client Types Grid */
.client-types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 2rem;
}

.client-type-card {
    background: #fff;
    border: 1px solid #e2e2e2;
    border-radius: 12px;
    padding: 24px;
    transition: all 0.3s ease;
}

.client-type-card:hover {
    border-color: #0078d4;
    box-shadow: 0 4px 12px rgba(0, 120, 212, 0.15);
}

.client-type-card h4 {
    color: #333;
    font-size: 1rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.client-type-card h4 svg {
    color: #0078d4;
}

.client-type-card p {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.client-type-card .flow-badge {
    display: inline-block;
    background: rgba(0, 120, 212, 0.1);
    color: #0078d4;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Troubleshooting */
.troubleshooting-list {
    max-width: 800px;
    margin: 0 auto;
}

.trouble-item {
    background: #fff;
    border: 1px solid #e2e2e2;
    border-radius: 12px;
    margin-bottom: 16px;
    overflow: hidden;
}

.trouble-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 24px;
    background: rgba(249, 62, 62, 0.08);
    border-bottom: 1px solid #e2e2e2;
}

.trouble-header svg {
    color: #f93e3e;
    flex-shrink: 0;
}

.trouble-header h4 {
    color: #333333;
    font-size: 0.95rem;
    font-family: 'Consolas', 'Monaco', monospace;
    word-break: break-word;
}

.trouble-solution {
    padding: 20px 24px;
}

.trouble-solution p {
    color: #666666;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.trouble-solution p:last-child {
    margin-bottom: 0;
}

.trouble-solution strong {
    color: #3BB8C7;
}

.trouble-solution ul {
    list-style: none;
    padding: 0;
    margin: 12px 0 0 0;
}

.trouble-solution ul li {
    color: #666666;
    font-size: 0.9rem;
    padding: 6px 0;
    padding-left: 24px;
    position: relative;
}

.trouble-solution ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #4BCFDE;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-small {
        min-height: 35vh;
        padding-top: 100px;
    }

    .hero-small h1 {
        font-size: 2rem;
    }

    .hero-icon {
        width: 80px;
        height: 80px;
    }

    .subnets-row {
        flex-direction: column;
    }

    .connection-arrows {
        flex-direction: row;
        justify-content: center;
        padding: 8px 0;
    }

    .arrow {
        width: 2px;
        height: 20px;
    }

    .arrow-right::after {
        right: -4px;
        top: auto;
        bottom: 0;
        border: 5px solid transparent;
        border-top: 6px solid #4BCFDE;
        border-left: none;
    }

    .step {
        flex-direction: column;
    }

    .step:not(:last-child)::before {
        display: none;
    }

    .step-number {
        margin-bottom: 16px;
    }

    .network-modes-grid,
    .security-grid,
    .env-grid {
        grid-template-columns: 1fr;
    }

    .services-row {
        flex-direction: column;
        align-items: center;
    }

    .service-box {
        width: 100%;
        max-width: 200px;
    }
}

/* Cloud Provider Architecture Tabs */
.cloud-provider-tab:hover {
    color: #4BCFDE !important;
    background: rgba(75, 207, 222, 0.05);
}

.cloud-provider-tab.active {
    color: #4BCFDE !important;
    border-bottom-color: #4BCFDE !important;
}

.architecture-content {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}