/* 
* THE BUNDLE Landing Page Styles
* Based on TECHNI METHODS brand guidelines and THE BUNDLE visual identity
*/

/* ===== Base Styles ===== */
:root {
    /* Primary Colors */
    --primary-dark: #1a3b4f;  /* TECHNI dark blue - ajustado */
    --primary-light: #1eb4c8;  /* THE BUNDLE blue - ajustado para tom mais azul */
    --white: #ffffff;
    --black: #000000;
    
    /* Secondary Colors */
    --secondary-blue: #7ed3f7;
    --light-gray: #f5f5f5;
    --medium-gray: #e0e0e0;
    --dark-gray: #333333;
    
    /* Typography */
    --font-primary: 'Outfit', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary-light);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

ul {
    list-style-position: inside;
    margin-bottom: var(--spacing-md);
}

section {
    padding: var(--spacing-xl) 0;
}

img {
    max-width: 100%;
    height: auto;
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-normal);
    border: none;
    font-family: var(--font-primary);
}

.btn-primary {
    background-color: var(--primary-light);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.nav-cta, .signup .btn-primary, .pricing-cta .btn-primary {
    background-color: var(--primary-light);
    color: var(--white);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-light);
    border: 2px solid var(--primary-light);
}

.btn-secondary:hover {
    background-color: var(--primary-light);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.2rem;
}

/* ===== Header & Navigation ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    max-width: 180px;
}

nav {
    display: flex;
    align-items: center;
}

nav ul {
    display: flex;
    margin-bottom: 0;
}

nav ul li {
    margin-right: var(--spacing-md);
    list-style-type: none;
}

nav ul li a {
    color: var(--primary-dark);
    font-weight: 500;
}

nav ul li a:hover {
    color: var(--primary-light);
}

.nav-cta {
    margin-left: var(--spacing-md);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-dark);
    margin-bottom: 5px;
    border-radius: 3px;
    transition: var(--transition-fast);
}

/* ===== Hero Section ===== */
.hero {
    padding-top: calc(80px + var(--spacing-xl));
    padding-bottom: var(--spacing-xl);
    background-color: var(--light-gray);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 650px;
    position: relative;
    z-index: 2;
}

.hero-pattern {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><text x="10" y="50" font-family="Arial" font-size="40" fill="%2324b9d0" opacity="0.1">B</text></svg>');
    background-repeat: repeat;
    opacity: 0.2;
    z-index: 1;
}

.tagline {
    display: inline-block;
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: var(--spacing-sm);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-light);
}

.stat-text {
    font-size: 0.9rem;
    color: var(--dark-gray);
}

/* ===== Possibilities Section ===== */
.possibilities {
    background-color: var(--white);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition-normal);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.card-icon {
    margin-bottom: var(--spacing-sm);
}

.icon-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

.icon-circle svg {
    width: 30px;
    height: 30px;
    color: var(--white);
}

.card h3 {
    margin-bottom: var(--spacing-sm);
}

.card ul {
    list-style-type: none;
}

.card ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

.card ul li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-light);
    font-weight: bold;
}

/* ===== Challenges vs CNA Section ===== */
.challenges-cna {
    background-color: var(--primary-dark);
    color: var(--white);
}

.challenges-cna h3 {
    color: var(--white);
}

.comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.comparison-column {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
}

.comparison-column:first-child {
    background-color: rgba(0, 0, 0, 0.2);
}

.comparison-column:last-child {
    background-color: rgba(36, 185, 208, 0.2);
}

.comparison-column ul {
    list-style-type: none;
}

.comparison-column ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.comparison-column:first-child ul li:before {
    content: "✗";
    position: absolute;
    left: 0;
    color: #ff6b6b;
    font-weight: bold;
}

.comparison-column:last-child ul li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #69db7c;
    font-weight: bold;
}

/* ===== Learning Ecosystem Section ===== */
.learning-ecosystem {
    background-color: var(--light-gray);
}

.horizontal-card {
    display: flex;
    align-items: center;
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    margin-top: var(--spacing-md);
}

.horizontal-card-icon {
    margin-right: var(--spacing-md);
}

.horizontal-card-content {
    flex: 1;
}

/* ===== Experts Section ===== */
.experts {
    background-color: var(--white);
}

.expert-profiles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.expert {
    text-align: center;
}

.expert-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto var(--spacing-md);
    border: 5px solid var(--primary-light);
}

.expert-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.expert h4 {
    color: var(--primary-light);
    margin-bottom: var(--spacing-sm);
}

/* ===== Testimonials Section ===== */
.testimonials {
    background-color: var(--light-gray);
}

.testimonial-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.testimonial {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.quote {
    position: relative;
    padding: var(--spacing-sm) 0;
    margin-bottom: var(--spacing-sm);
    font-style: italic;
}

.quote:before {
    content: """;
    font-size: 4rem;
    position: absolute;
    top: -20px;
    left: -10px;
    color: var(--primary-light);
    opacity: 0.2;
}

.author {
    text-align: right;
    font-size: 0.9rem;
}

/* ===== Pricing Section ===== */
.pricing {
    background-color: var(--white);
}

.pricing-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.pricing-card {
    background-color: var(--light-gray);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.pricing-header {
    background-color: var(--primary-dark);
    color: var(--white);
    padding: var(--spacing-md);
    text-align: center;
    height: 180px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.pricing-header h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.pricing-header p {
    margin-bottom: var(--spacing-sm);
    opacity: 0.8;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
}

.pricing-features {
    padding: var(--spacing-md);
}

.pricing-features ul {
    list-style-type: none;
}

.pricing-features ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

.pricing-features ul li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-light);
    font-weight: bold;
}

.pricing-table {
    padding: var(--spacing-md);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
}

.table-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--medium-gray);
}

.pricing-note {
    padding: 0 var(--spacing-md);
    font-size: 0.9rem;
    font-style: italic;
}

.pricing-cta {
    padding: var(--spacing-md);
    text-align: center;
    margin-top: auto;
}

/* ===== FAQ Section ===== */
.faq {
    background-color: var(--light-gray);
}

.faq-items {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.faq-question {
    padding: var(--spacing-md);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question h3 {
    margin-bottom: 0;
    font-size: 1.2rem;
}

.toggle-icon {
    font-size: 1.5rem;
    color: var(--primary-light);
    transition: var(--transition-fast);
}

.faq-answer {
    padding: 0 var(--spacing-md) var(--spacing-md);
    display: none;
}

.faq-item.active .toggle-icon {
    transform: rotate(45deg);
}

.faq-item.active .faq-answer {
    display: block;
}

/* ===== Sign Up Section ===== */
.signup {
    background-color: var(--primary-light);
    color: var(--white);
    text-align: center;
}

.signup h2 {
    color: var(--white);
}

.signup .btn-primary {
    background-color: var(--white);
    color: var(--primary-light);
}

.signup .btn-primary:hover {
    background-color: var(--primary-dark);
    color: var(--white);
}

/* ===== Footer ===== */
footer {
    background-color: var(--primary-dark);
    color: var(--white);
    padding: var(--spacing-lg) 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer-logo {
    max-width: 150px;
    margin-bottom: var(--spacing-md);
    filter: brightness(0) invert(1);
}

.copyright {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* ===== Modal ===== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    overflow-y: auto;
}

.modal-content {
    background-color: var(--white);
    margin: 10% auto;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    max-width: 600px;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 2rem;
    cursor: pointer;
    color: var(--dark-gray);
}

.close-modal:hover {
    color: var(--primary-light);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

input, select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-primary);
    font-size: 1rem;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 2px rgba(36, 185, 208, 0.2);
}

small {
    display: block;
    margin-top: 5px;
    font-size: 0.8rem;
    color: var(--dark-gray);
}

/* ===== Responsive Styles ===== */
@media (max-width: 992px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .comparison {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    nav ul {
        display: none;
    }
    
    .nav-cta {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    nav.active ul {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--white);
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        padding: var(--spacing-md);
    }
    
    nav.active ul li {
        margin-right: 0;
        margin-bottom: var(--spacing-sm);
    }
    
    nav.active .nav-cta {
        display: inline-block;
        margin-left: 0;
        margin-top: var(--spacing-sm);
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .expert-profiles {
        gap: var(--spacing-xl);
    }
}

@media (max-width: 576px) {
    section {
        padding: var(--spacing-lg) 0;
    }
    
    .cards {
        grid-template-columns: 1fr;
    }
    
    .horizontal-card {
        flex-direction: column;
        text-align: center;
    }
    
    .horizontal-card-icon {
        margin-right: 0;
        margin-bottom: var(--spacing-sm);
    }
    
    .pricing-options {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        margin: 5% auto;
        padding: var(--spacing-md);
        width: 90%;
    }
}