/* ========================================
   IA Pages - Shared Styles
   Pages: IA aplicada a Empresas & IA no Setor Público
   ======================================== */

:root {
    --ia-green-dark: #123732;
    --ia-teal: #05746E;
    --ia-pink: #E43057;
    --ia-beige: #DCD7CC;
    --ia-offwhite: #EAE9E5;
    --ia-blue: #043D80;
    --ia-blue-light: #0B5ED7;
    --ia-white: #FFFFFF;
    --ia-text-dark: #1a1a1a;
    --ia-text-body: #333333;
    --ia-text-light: #666666;
}

/* ---- Typography Base ---- */
.ia-page {
    font-family: 'Roboto', 'Open Sans', sans-serif;
    color: var(--ia-text-body);
    overflow-x: hidden;
}

.ia-page h1,
.ia-page h2,
.ia-page h3,
.ia-page h4,
.ia-page h5 {
    font-family: 'Poppins', sans-serif;
    color: var(--ia-text-dark);
    font-weight: 600;
}

.ia-page p {
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--ia-text-body);
}

/* ---- Submenu Interno ---- */
.ia-submenu {
    background: var(--ia-white);
    border-bottom: 2px solid var(--ia-offwhite);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.ia-submenu .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.ia-submenu a {
    font-family: 'Poppins', sans-serif;
    font-size: 15px;
    font-weight: 500;
    color: var(--ia-text-dark);
    text-decoration: none;
    padding: 16px 32px;
    position: relative;
    transition: color 0.3s ease, background-color 0.3s ease;
    display: inline-block;
}

.ia-submenu a:hover,
.ia-submenu a.active {
    color: var(--ia-teal);
    background-color: rgba(5, 116, 110, 0.05);
}

.ia-submenu a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 3px;
    background: var(--ia-teal);
    border-radius: 2px 2px 0 0;
}

/* ---- Hero Section ---- */
.ia-hero {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.ia-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(18, 55, 50, 0.88) 0%, rgba(5, 116, 110, 0.75) 100%);
    z-index: 1;
}

.ia-hero .container {
    position: relative;
    z-index: 2;
}

.ia-hero h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 48px;
    font-weight: 700;
    color: var(--ia-white);
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.ia-hero .ia-hero-subtitle {
    font-family: 'Roboto', sans-serif;
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto 30px;
    line-height: 1.7;
}

.ia-hero .ia-hero-label {
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--ia-beige);
    margin-bottom: 12px;
    display: inline-block;
}

/* ---- Buttons ---- */
.ia-btn-primary {
    display: inline-block;
    font-family: 'Poppins', sans-serif;
    font-size: 15px;
    font-weight: 600;
    color: var(--ia-white);
    background: var(--ia-teal);
    border: none;
    padding: 14px 36px;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
}

.ia-btn-primary:hover {
    background: var(--ia-green-dark);
    color: var(--ia-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(5, 116, 110, 0.35);
}

.ia-btn-outline {
    display: inline-block;
    font-family: 'Poppins', sans-serif;
    font-size: 15px;
    font-weight: 600;
    color: var(--ia-white);
    background: transparent;
    border: 2px solid var(--ia-white);
    padding: 12px 34px;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
}

.ia-btn-outline:hover {
    background: var(--ia-white);
    color: var(--ia-green-dark);
    transform: translateY(-2px);
}

.ia-btn-blue {
    display: inline-block;
    font-family: 'Poppins', sans-serif;
    font-size: 15px;
    font-weight: 600;
    color: var(--ia-white);
    background: var(--ia-blue);
    border: none;
    padding: 14px 36px;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.ia-btn-blue:hover {
    background: var(--ia-blue-light);
    color: var(--ia-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(4, 61, 128, 0.35);
}

/* ---- Section Base ---- */
.ia-section {
    padding: 80px 0;
}

.ia-section-alt {
    background-color: var(--ia-offwhite);
}

.ia-section-dark {
    background-color: var(--ia-green-dark);
    color: var(--ia-white);
}

.ia-section-dark h2,
.ia-section-dark h3,
.ia-section-dark p {
    color: var(--ia-white);
}

.ia-section-dark p {
    color: rgba(255, 255, 255, 0.85);
}

.ia-section-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--ia-text-dark);
}

.ia-section-subtitle {
    font-size: 18px;
    color: var(--ia-text-light);
    max-width: 700px;
    margin: 0 auto 50px;
    line-height: 1.7;
}

/* ---- Cards Grid ---- */
.ia-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

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

.ia-cards-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.ia-card {
    background: var(--ia-white);
    border-radius: 12px;
    padding: 36px 28px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.ia-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.ia-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--ia-teal), var(--ia-green-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--ia-white);
    font-size: 24px;
}

.ia-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--ia-text-dark);
}

.ia-card p {
    font-size: 15px;
    color: var(--ia-text-light);
    line-height: 1.6;
    margin-bottom: 0;
}

/* ---- Methodology / Steps ---- */
.ia-steps {
    counter-reset: step-counter;
    max-width: 800px;
    margin: 40px auto 0;
}

.ia-step {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    margin-bottom: 36px;
    padding: 28px;
    background: var(--ia-white);
    border-radius: 12px;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
    border-left: 4px solid var(--ia-teal);
    transition: transform 0.3s ease;
}

.ia-step:hover {
    transform: translateX(4px);
}

.ia-step-number {
    counter-increment: step-counter;
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--ia-teal);
    color: var(--ia-white);
    font-family: 'Poppins', sans-serif;
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ia-step h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.ia-step p {
    font-size: 15px;
    margin-bottom: 0;
}

/* ---- Banner CTA (Blue) ---- */
.ia-banner {
    background: var(--ia-blue);
    padding: 50px 0;
    text-align: center;
}

.ia-banner h3 {
    font-size: 24px;
    color: var(--ia-white);
    margin-bottom: 24px;
    font-weight: 500;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ---- Experience Highlight ---- */
.ia-experience {
    display: flex;
    align-items: center;
    gap: 60px;
    padding: 60px 0;
}

.ia-experience-text {
    flex: 1;
}

.ia-experience-text h2 {
    font-size: 28px;
    margin-bottom: 16px;
}

.ia-experience-highlight {
    flex-shrink: 0;
    background: var(--ia-blue);
    color: var(--ia-white);
    border-radius: 16px;
    padding: 40px 50px;
    text-align: center;
    min-width: 260px;
}

.ia-experience-highlight .ia-big-number {
    font-family: 'Poppins', sans-serif;
    font-size: 72px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 8px;
}

.ia-experience-highlight p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
}

.ia-experience-highlight .ia-label {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.8;
    display: block;
    margin-bottom: 8px;
}

/* ---- Examples Grid (6 cards) ---- */
.ia-examples-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.ia-example-card {
    background: var(--ia-white);
    border-radius: 12px;
    padding: 28px 24px;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
    border-top: 4px solid var(--ia-teal);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ia-example-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.ia-example-card .ia-example-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--ia-teal);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--ia-white);
    font-size: 20px;
}

.ia-example-card h4 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--ia-text-dark);
}

.ia-example-card p {
    font-size: 14px;
    color: var(--ia-text-light);
    line-height: 1.6;
    margin-bottom: 12px;
}

.ia-example-card a {
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: var(--ia-teal);
    text-decoration: none;
    transition: color 0.2s;
}

.ia-example-card a:hover {
    color: var(--ia-green-dark);
}

/* ---- Materials Section ---- */
.ia-materials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.ia-material-card {
    background: var(--ia-white);
    border-radius: 12px;
    padding: 32px 24px;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.06);
    transition: transform 0.3s ease;
}

.ia-material-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.ia-material-card .ia-material-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: var(--ia-offwhite);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--ia-teal);
    font-size: 28px;
}

.ia-material-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
}

.ia-material-card p {
    font-size: 14px;
    color: var(--ia-text-light);
    margin-bottom: 20px;
}

/* ---- CTA Final Section ---- */
.ia-cta-section {
    position: relative;
    padding: 80px 0;
    text-align: center;
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.ia-cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(18, 55, 50, 0.92) 0%, rgba(5, 116, 110, 0.85) 100%);
    z-index: 1;
}

.ia-cta-section .container {
    position: relative;
    z-index: 2;
}

.ia-cta-section h2 {
    font-size: 36px;
    color: var(--ia-white);
    margin-bottom: 20px;
}

.ia-cta-section p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    max-width: 650px;
    margin: 0 auto 30px;
}

/* ---- Diferenciais (Features List) ---- */
.ia-features-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.ia-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
    background: var(--ia-white);
    border-radius: 12px;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.ia-feature-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.08);
}

.ia-feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--ia-teal), var(--ia-green-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--ia-white);
    font-size: 20px;
}

.ia-feature-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.ia-feature-content p {
    font-size: 15px;
    margin-bottom: 0;
}

/* ---- SVG Icons Inline ---- */
.ia-icon-svg {
    width: 28px;
    height: 28px;
    fill: currentColor;
}

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

@media (max-width: 991px) {
    .ia-hero h1 {
        font-size: 36px;
    }

    .ia-hero .ia-hero-subtitle {
        font-size: 16px;
    }

    .ia-section-title {
        font-size: 30px;
    }

    .ia-cards-grid,
    .ia-cards-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

    .ia-experience {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }

    .ia-submenu .container {
        flex-wrap: wrap;
    }

    .ia-submenu a {
        padding: 12px 20px;
        font-size: 14px;
    }
}

@media (max-width: 767px) {
    .ia-hero {
        min-height: 400px;
        padding: 60px 0;
    }

    .ia-hero h1 {
        font-size: 28px;
    }

    .ia-section {
        padding: 50px 0;
    }

    .ia-section-title {
        font-size: 26px;
    }

    .ia-section-subtitle {
        font-size: 16px;
    }

    .ia-cards-grid,
    .ia-cards-grid-2,
    .ia-cards-grid-4 {
        grid-template-columns: 1fr;
    }

    .ia-examples-grid {
        grid-template-columns: 1fr;
    }

    .ia-materials-grid {
        grid-template-columns: 1fr;
    }

    .ia-experience-highlight {
        min-width: auto;
        width: 100%;
    }

    .ia-experience-highlight .ia-big-number {
        font-size: 56px;
    }

    .ia-step {
        flex-direction: column;
        gap: 16px;
    }

    .ia-cta-section h2 {
        font-size: 28px;
    }

    .ia-banner h3 {
        font-size: 20px;
    }
}