/* Advanced Email Validation Page Styles - MUI-exact styling */

/* ============================================================
   HERO SECTION
   ============================================================ */

.advanced-hero-section {
    min-height: 300px;
    height: auto;
    position: relative;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, rgba(247, 249, 252, 1) 100%);
    background-repeat: repeat-x;
    padding: 80px 0;
}

.advanced-hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 2;
}

/* Hero Headline Wrapper - Centers the headline */
.advanced-hero-headline-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: 0;
}

/* Hero Headline */
.advanced-hero-headline {
    display: flex;
    flex-direction: column;
    gap: 16px;
    text-align: left;
    max-width: 100%;
}

.advanced-hero-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-color);
    margin: 0;
}

.advanced-hero-subtitle {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-color);
    margin: 0;
    margin-top: 8px;
}

.advanced-hero-highlight {
    color: var(--primary-500);
    position: relative;
    display: inline;
    background: linear-gradient(180deg, transparent 82%, rgba(251, 191, 36, 0.3) 0%);
}

.advanced-hero-description {
    font-size: 18px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0;
}

.advanced-hero-buttons {
    display: flex;
    gap: 16px;
    align-items: center;
    justify-content: flex-start;
    margin-top: 32px;
}

.advanced-hero-button-primary,
.advanced-hero-button-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.advanced-hero-button-primary {
    background-color: var(--primary-500);
    color: white;
    box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.14), 0px 3px 4px rgba(0, 0, 0, 0.12), 0px 1px 5px rgba(0, 0, 0, 0.2);
}

.advanced-hero-button-primary:hover {
    background-color: var(--primary-600);
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.16), 0px 6px 10px rgba(0, 0, 0, 0.14), 0px 2px 8px rgba(0, 0, 0, 0.22);
}

.advanced-hero-button-secondary {
    background-color: transparent;
    color: var(--primary-500);
    border: 2px solid var(--primary-500);
}

.advanced-hero-button-secondary:hover {
    background-color: rgba(79, 70, 229, 0.04);
}

.advanced-hero-features {
    font-size: 12px;
    color: var(--text-muted);
    margin: 0;
    margin-top: 24px;
}

/* Form Wrapper - Centers the form */
.advanced-form-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 32px;
    padding: 0;
    width: 100%;
}

/* Hero Form Card */
.advanced-form-card {
    background: white;
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.08);
    width: 100%;
    max-width: 1200px;
}

.advanced-form-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-color);
    margin: 0 0 16px 0;
    text-align: left;
}

.advanced-form-subtitle {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-muted);
    margin: 0 0 24px 0;
    text-align: left;
}

.advanced-validation-form {
    margin-bottom: 16px;
}

.advanced-form-row {
    display: flex;
    gap: 12px;
}

.advanced-form-input {
    flex: 1;
    padding: 14px 16px;
    border: 1px solid rgba(0, 0, 0, 0.23);
    border-radius: 8px;
    font-size: 16px;
    color: var(--text-color);
    transition: all 0.2s ease;
    font-family: inherit;
}

.advanced-form-input:hover {
    border-color: rgba(0, 0, 0, 0.87);
}

.advanced-form-input:focus {
    outline: none;
    border-color: var(--primary-500);
    border-width: 2px;
    padding: 13px 15px;
}

.advanced-form-input::placeholder {
    color: rgba(0, 0, 0, 0.38);
}

.advanced-form-submit {
    padding: 14px 24px;
    background-color: var(--primary-500);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.14), 0px 3px 4px rgba(0, 0, 0, 0.12), 0px 1px 5px rgba(0, 0, 0, 0.2);
    white-space: nowrap;
}

.advanced-form-submit:hover {
    background-color: var(--primary-600);
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.16), 0px 6px 10px rgba(0, 0, 0, 0.14), 0px 2px 8px rgba(0, 0, 0, 0.22);
}

.advanced-form-submit:active {
    box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.14), 0px 3px 4px rgba(0, 0, 0, 0.12), 0px 1px 5px rgba(0, 0, 0, 0.2);
}

/* Validation Alerts */
.advanced-validation-alert {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 16px;
}

.advanced-validation-alert svg {
    flex-shrink: 0;
}

.alert-info {
    background-color: rgba(2, 136, 209, 0.12);
    color: rgb(1, 67, 97);
}

.alert-error {
    background-color: rgba(211, 47, 47, 0.12);
    color: rgb(95, 33, 32);
}

/* Validation Results */
.advanced-validation-results {
    margin-top: 24px;
}

.advanced-results-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

/* ============================================================
   FEATURES SECTION
   ============================================================ */

.advanced-features-section {
    padding: 64px 0;
    background: white;
}

.advanced-features-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.advanced-features-header {
    text-align: center;
    margin-bottom: 32px;
}

.advanced-features-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-color);
    margin: 0 0 16px 0;
}

.advanced-features-subtitle {
    font-size: 20px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0 auto;
    max-width: 700px;
}

.advanced-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.advanced-feature-card {
    background: white;
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0px 3px 1px -2px rgba(0,0,0,0.2), 0px 2px 2px 0px rgba(0,0,0,0.14), 0px 1px 5px 0px rgba(0,0,0,0.12);
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease-in-out;
    height: 100%;
    text-align: center;
}

.advanced-feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0px 2px 4px -1px rgba(0,0,0,0.2), 0px 4px 5px 0px rgba(0,0,0,0.14), 0px 1px 10px 0px rgba(0,0,0,0.12);
}

.advanced-feature-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 16px;
}

.advanced-feature-icon {
    color: var(--primary-500);
    flex-shrink: 0;
}

.advanced-feature-title {
    font-size: 20px;
    font-weight: 600;
    line-height: 1.6;
    color: var(--text-color);
    margin: 0;
}

.advanced-feature-description {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0;
}

/* ============================================================
   BENEFITS SECTION
   ============================================================ */

.advanced-benefits-section {
    padding: 64px 0;
    background: rgba(247, 249, 252, 0.4);
}

.advanced-benefits-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.advanced-benefits-header {
    text-align: center;
    margin-bottom: 32px;
}

.advanced-benefits-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-color);
    margin: 0 0 16px 0;
}

.advanced-benefits-subtitle {
    font-size: 20px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0 auto;
    max-width: 700px;
}

.advanced-benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-bottom: 64px;
}

.advanced-benefit-card {
    background: white;
    border-radius: 12px;
    padding: 0;
    box-shadow: none;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
}

.advanced-benefit-card:hover {
    transform: translateY(-8px);
}

.advanced-benefit-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 24px;
    text-align: center;
}

.advanced-benefit-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 16px;
}

.advanced-benefit-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    margin-right: 8px;
}

/* Success (Green) - Optimize Marketing Campaigns */
.advanced-benefit-card.advanced-benefit-success {
    border: 1px solid rgba(46, 125, 50, 0.2);
    background-color: rgba(46, 125, 50, 0.05);
}

.advanced-benefit-card.advanced-benefit-success:hover {
    box-shadow: 0 12px 24px rgba(46, 125, 50, 0.2);
    background-color: rgba(46, 125, 50, 0.1);
}

.advanced-benefit-card.advanced-benefit-success .advanced-benefit-icon {
    color: rgb(46, 125, 50);
}

/* Error (Red) - Advanced Fraud Prevention */
.advanced-benefit-card.advanced-benefit-error {
    border: 1px solid rgba(211, 47, 47, 0.2);
    background-color: rgba(211, 47, 47, 0.05);
}

.advanced-benefit-card.advanced-benefit-error:hover {
    box-shadow: 0 12px 24px rgba(211, 47, 47, 0.2);
    background-color: rgba(211, 47, 47, 0.1);
}

.advanced-benefit-card.advanced-benefit-error .advanced-benefit-icon {
    color: rgb(211, 47, 47);
}

/* Info (Blue) - Premium User Registration */
.advanced-benefit-card.advanced-benefit-info {
    border: 1px solid rgba(2, 136, 209, 0.2);
    background-color: rgba(2, 136, 209, 0.05);
}

.advanced-benefit-card.advanced-benefit-info:hover {
    box-shadow: 0 12px 24px rgba(2, 136, 209, 0.2);
    background-color: rgba(2, 136, 209, 0.1);
}

.advanced-benefit-card.advanced-benefit-info .advanced-benefit-icon {
    color: rgb(2, 136, 209);
}

/* Primary (Purple) - Comprehensive Analytics */
.advanced-benefit-card.advanced-benefit-primary {
    border: 1px solid rgba(79, 70, 229, 0.2);
    background-color: rgba(79, 70, 229, 0.05);
}

.advanced-benefit-card.advanced-benefit-primary:hover {
    box-shadow: 0 12px 24px rgba(79, 70, 229, 0.2);
    background-color: rgba(79, 70, 229, 0.1);
}

.advanced-benefit-card.advanced-benefit-primary .advanced-benefit-icon {
    color: var(--primary-500);
}

.advanced-benefit-title {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.75;
    color: var(--text-color);
    margin: 0;
    text-align: center;
}

.advanced-benefit-description {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0 0 16px 0;
    text-align: center;
}

.advanced-benefit-spacer {
    flex: 1;
    min-height: 16px;
}

.advanced-benefit-metric {
    font-size: 12px;
    font-weight: 600;
    padding: 8px;
    border-radius: 8px;
    text-align: center;
    margin-top: 16px;
}

.advanced-benefit-card.advanced-benefit-success .advanced-benefit-metric {
    background-color: rgba(46, 125, 50, 0.1);
    border: 1px solid rgba(46, 125, 50, 0.3);
    color: rgb(46, 125, 50);
}

.advanced-benefit-card.advanced-benefit-error .advanced-benefit-metric {
    background-color: rgba(211, 47, 47, 0.1);
    border: 1px solid rgba(211, 47, 47, 0.3);
    color: rgb(211, 47, 47);
}

.advanced-benefit-card.advanced-benefit-info .advanced-benefit-metric {
    background-color: rgba(2, 136, 209, 0.1);
    border: 1px solid rgba(2, 136, 209, 0.3);
    color: rgb(2, 136, 209);
}

.advanced-benefit-card.advanced-benefit-primary .advanced-benefit-metric {
    background-color: rgba(79, 70, 229, 0.1);
    border: 1px solid rgba(79, 70, 229, 0.3);
    color: var(--primary-500);
}

/* Use Cases Section */
.advanced-use-cases-section {
    margin-top: 64px;
}

.advanced-use-cases-title {
    font-size: 32px;
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-color);
    margin: 0 0 32px 0;
    text-align: center;
}

.advanced-use-cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    justify-content: center;
}

.advanced-use-case {
    padding: 16px;
    text-align: center;
}

.advanced-use-case-title {
    font-size: 20px;
    font-weight: 600;
    line-height: 1.6;
    color: var(--text-color);
    margin: 0 0 8px 0;
}

.advanced-use-case-description {
    font-size: 14px;
    line-height: 1.43;
    color: var(--text-muted);
    margin: 0;
}

/* CTA Section */
.advanced-benefits-cta {
    margin-top: 48px;
    text-align: center;
}

.advanced-benefits-cta-title {
    font-size: 28px;
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-color);
    margin: 0 0 16px 0;
}

.advanced-benefits-cta-subtitle {
    font-size: 16px;
    line-height: 1.5;
    color: var(--text-muted);
    margin: 0 auto 24px auto;
}

.advanced-benefits-cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.advanced-benefits-cta-primary,
.advanced-benefits-cta-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.advanced-benefits-cta-primary {
    background-color: var(--primary-500);
    color: white;
}

.advanced-benefits-cta-primary:hover {
    background-color: var(--primary-600);
    transform: translateY(-2px);
}

.advanced-benefits-cta-secondary {
    background-color: transparent;
    color: var(--primary-500);
    border: 2px solid var(--primary-500);
}

.advanced-benefits-cta-secondary:hover {
    background-color: var(--primary-500);
    color: white;
    transform: translateY(-2px);
}

/* ============================================================
   API DOCUMENTATION SECTION
   ============================================================ */

.api-documentation-section {
    padding: 80px 0;
    background: white;
}

.api-doc-header {
    text-align: center;
    margin-bottom: 48px;
}

.api-doc-title {
    font-size: 40px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-color);
    margin: 0;
}

.api-doc-highlight {
    color: var(--primary-500);
}

.api-doc-description {
    font-size: 18px;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0;
}

.api-doc-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.api-doc-section-title {
    font-size: 28px;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-color);
    margin: 0 0 16px 0;
    text-align: left;
}

.api-doc-endpoint-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 8px 0;
    text-align: left;
}

.api-doc-endpoint-url {
    font-family: 'Courier New', Courier, monospace;
    background-color: rgba(0, 0, 0, 0.04);
    padding: 12px 16px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-500);
    font-size: 14px;
    color: var(--text-color);
    margin-bottom: 12px;
}

.api-doc-code-block {
    background-color: #2d2d2d;
    border-radius: 12px;
    padding: 16px;
    overflow-x: auto;
    margin: 16px 0;
}

.api-doc-code-block pre {
    margin: 0;
}

.api-doc-code-block code {
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
    line-height: 1.6;
    color: #e0e0e0;
}

.api-doc-field-list {
    list-style: none;
    padding: 0;
    margin: 16px 0;
}

.api-doc-field-list li {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-muted);
    padding: 8px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    text-align: left;
}

.api-doc-field-list li:last-child {
    border-bottom: none;
}

.api-doc-field-list li strong {
    color: var(--text-color);
    font-weight: 600;
}

.api-doc-note {
    background-color: rgba(251, 191, 36, 0.12);
    border-left: 4px solid rgb(251, 191, 36);
    border-radius: 8px;
    padding: 16px;
    margin: 24px 0;
}

.api-doc-note-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.api-doc-note-header svg {
    color: rgb(251, 191, 36);
    flex-shrink: 0;
}

.api-doc-note-header strong {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-color);
}

.api-doc-note-text {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0;
    text-align: left;
}

/* ============================================================
   ADVANCED EMAIL VALIDATION ENDPOINT CARD
   ============================================================ */

.advanced-email-endpoint-card {
    background: rgba(79, 70, 229, 0.05);
    border-radius: 12px;
    padding: 32px;
    margin-top: 32px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

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

.advanced-email-endpoint-icon {
    color: var(--primary-500);
    flex-shrink: 0;
}

.advanced-email-endpoint-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-500);
    margin: 0;
}

.advanced-email-endpoint-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.advanced-email-endpoint-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.advanced-email-endpoint-method-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.advanced-email-endpoint-method {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 8px;
    border-radius: 12px;
    background-color: rgb(46, 125, 50);
    color: white;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    min-width: 48px;
}

.advanced-email-endpoint-path {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', 'source-code-pro', monospace;
    font-size: 16px;
    color: var(--text-color);
}

.advanced-email-endpoint-description {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}

.advanced-email-endpoint-description p {
    margin: 0 0 16px 0;
}

.advanced-email-field-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-color);
    margin: 16px 0 8px 0;
}

.advanced-email-field-list {
    list-style: none;
    padding-left: 20px;
    margin: 0 0 16px 0;
}

.advanced-email-field-list li {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-muted);
}

.advanced-email-field-list li strong {
    color: var(--text-color);
    font-weight: 600;
}

.advanced-email-performance-note {
    background-color: rgba(251, 191, 36, 0.12);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: 8px;
    padding: 16px;
    margin-top: 24px;
}

.advanced-email-performance-note-header {
    font-size: 14px;
    font-weight: 600;
    color: rgb(180, 83, 9);
    margin-bottom: 8px;
}

.advanced-email-performance-note-text {
    font-size: 14px;
    line-height: 1.6;
    color: rgb(180, 83, 9);
    margin: 0;
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */

/* Tablets (900px and below) */
@media (max-width: 900px) {
    .advanced-hero-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .advanced-hero-title {
        font-size: 40px;
    }

    .advanced-hero-subtitle {
        font-size: 28px;
    }

    .advanced-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .advanced-benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .advanced-use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile (600px and below) */
@media (max-width: 600px) {
    .advanced-hero-section {
        padding: 48px 0;
    }

    .advanced-hero-title {
        font-size: 32px;
    }

    .advanced-hero-subtitle {
        font-size: 24px;
    }

    .advanced-hero-description {
        font-size: 16px;
    }

    .advanced-hero-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }

    .advanced-hero-button-primary,
    .advanced-hero-button-secondary {
        width: 100%;
        justify-content: center;
    }

    .advanced-form-card {
        padding: 24px;
    }

    .advanced-form-row {
        flex-direction: column;
    }

    .advanced-form-submit {
        width: 100%;
    }

    .advanced-features-section,
    .advanced-benefits-section,
    .api-documentation-section {
        padding: 48px 0;
    }

    .advanced-features-title,
    .advanced-benefits-title,
    .api-doc-title {
        font-size: 32px;
    }

    .advanced-features-grid {
        grid-template-columns: 1fr;
    }

    .advanced-benefits-grid {
        grid-template-columns: 1fr;
    }

    .advanced-use-cases-grid {
        grid-template-columns: 1fr;
    }

    .advanced-benefits-cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .advanced-benefits-cta-primary,
    .advanced-benefits-cta-secondary {
        width: 100%;
    }
}