* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    font-display: swap;
}

h1 {
    font-size: 2rem;
    line-height: 1.2;
}

html {
    scroll-behavior: smooth;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.3s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

body {
    background-color: #FDF5AA;
    color: #333;
}

@keyframes gradientBG {
    0% {
        background-position: 0% 50%
    }

    50% {
        background-position: 100% 50%
    }

    100% {
        background-position: 0% 50%
    }
}

header {
    background-color: #333;
    color: #99C5FF;
    padding: 20px;
    position: sticky;
    top: 0;
    z-index: 1000;
}

#nav {
    display: flex;
    gap: 20px;
    align-items: center;
    justify-content: space-between;
    padding: 10px 40px;
}

nav img {
    height: 40px;
    width: auto;
}

nav ul {
    display: flex;
    justify-content: center;
    gap: 30px;
    list-style: none;
    ;
}

nav a {
    color: #99C5FF;
    text-decoration: none;
    font-weight: 600;
}

@media (max-width: 768px) {
    .nav {
        display: none !important;
    }
}

#inicio {
    padding: 20px 20px;
    text-align: center;
    background: linear-gradient(270deg, #113F67, #34699A, #58A0C8);
    color: #FDF5AA;
    background-size: 600% 600%;
    animation: gradientBG 10s ease infinite;
}

#inicio h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 20px;
}

h1 span {
    color: #3b82f6;
    font-weight: bold;
}

#inicio a {
    font-size: 1.2rem;
    margin-top: 40px;
    vertical-align: bottom;
}

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

.btn {
    background-color: #2563eb;
    color: #fff;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: scale(1.05);
    background-color: #3b82f6;
}

section {
    padding: 40px 20px;
    max-width: 1000px;
    margin: auto;
}

.zigzag:nth-child(even) {
    flex-direction: row-reverse;
}

#servicos img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

h2 {
    text-align: center;
    margin-bottom: 20px;
    display: inline-block;
    position: relative;
}

h2::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 4px;
    background: #3b82f6;
    bottom: -5px;
    left: 0;
    border-radius: 8px;
}

#sobre p {
    font-size: 1.2rem;
}

#sobre img {
    align-self: center;
}

.services,
.plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background-color: white;
    border: 1px solid #ccc;
    border-radius: 10px;
    max-width: 960px;
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
    ;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.card h3 {
    margin: 10px;
    margin-top: 30px;
}

.card img {
    max-width: 20%;
    margin: 15px;
}


.chat-demo-slider {
  max-width: 320px;
  margin: auto;
  text-align: center;
}

.slides {
  position: relative;
}

.slides img {
  border-radius: 12px;
  display: none;
}

.slides img.active {
  display: block;
}

/* Bolinhas */
.dots {
  margin-top: 10px;
}

.dot {
  height: 10px;
  width: 10px;
  margin: 0 5px;
  background-color: #bbb;
  border-radius: 50%;
  display: inline-block;
  cursor: pointer;
  transition: 0.3s;
}

.dot.active {
  background-color: #113F67;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 30px 20px;
}

footer a {
    color: #fff;
    margin: 0 10px;
    text-decoration: none;
}

form input,
form textarea {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 5px;
}

/* Modal - estilização segura e centralizada */

#thankYouModal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.55);
    align-items: center;
    justify-content: center;
    padding: 20px;
}

#thankYouModal.open {
    display: flex;
}

#thankYouModal .custom-modal-content {
    background: #fff;
    padding: 24px;
    border-radius: 8px;
    text-align: center;
    position: relative;
    width: clamp(300px, 80%, 480px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

.custom-close-btn {
    position: absolute;
    top: 10px;
    right: 12px;
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
}

.custom-close-btn:hover {
    color: #000;
}

/* animação leve */
@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* acessibilidade: quando oculto */
.custom-modal[aria-hidden="true"] {
    visibility: hidden;
}

.custom-modal[aria-hidden="false"] {
    visibility: visible;
}


.faq-section {
    max-width: 800px;
    margin: 50px auto;
    padding: 0 20px;
    font-family: Arial, sans-serif;
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 2rem;
}

.faq-item {
    border-bottom: 1px solid #ccc;
    padding: 15px 0;
}

.faq-question {
    display: block;
    font-weight: bold;
    font-size: 1.1rem;
    cursor: pointer;
    position: relative;
    padding-right: 20px;
}

.faq-question::after {
    content: "+";
    position: absolute;
    right: 0;
    top: 0;
    font-size: 1.2rem;
    color: #333;
}

.faq-item input {
    display: none;
}

.faq-item input:checked+.faq-question::after {
    content: "−";
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    font-size: 0.95rem;
    color: #0051ff;
}

.faq-item input:checked+.faq-question+.faq-answer {
    max-height: 200px;
    margin-top: 10px;
}


#inst:hover {
    color: #ff00ff;
}

#link:hover {
    color: #0051ff;
}

#what:hover {
    color: #33ff00;
}

.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    padding: 15px;
    font-size: 24px;
    z-index: 999;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s;
}

.whatsapp-float:hover {
    background-color: #20b954;
}