:root {
    --dark-gray-900: #2B2B2B; /* Soft charcoal gray */
    --dark-gray-800: #3A3F41; /* Muted dark gray */
    --dark-gray-700: #5C6366; /* Softer medium gray for hover states */
    --light-gray-300: #D1D5DB;
    --light-gray-200: #E5E7EB;
    --light-gray-100: #F3F4F6;
    --accent-gray-500: #6B7478; /* Muted gray for buttons */
    --accent-gray-600: #4F575A; /* Slightly darker muted gray for button hover */
    --red-accent: #C0392B; /* Muted coral red for borders */
    --icon-accent: #D4A017; /* Soft gold for icons */
}

body {
    background-color: var(--light-gray-100);
    color: var(--dark-gray-900);
    margin: 0;
    padding: 0;
    text-align: center;
    font-family: 'Arial', sans-serif;
}

header {
    background-color: var(--dark-gray-900);
    color: var(--light-gray-200);
    padding: 20px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--dark-gray-900);
    border-bottom: 2px solid var(--red-accent);
}

.logo {
    font-size: 2em;
    font-weight: bold;
    display: flex;
    align-items: center;
}

nav {
    margin: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px;
}

nav ul {
    display: none;
    list-style: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: var(--light-gray-100);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1em;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: var(--icon-accent);
}

.toggle-menu {
    display: none;
    background: none;
    border: none;
    font-size: 1.5em;
    color: var(--light-gray-100);
    cursor: pointer;
}

.toggle-menu i {
    color: var(--icon-accent);
}

.mobile-menu {
    display: none;
    background-color: var(--dark-gray-900);
    position: absolute;
    width: 100%;
    top: 60px;
    left: 0;
    z-index: 10;
    border: 1px solid var(--dark-gray-900);
    border-top: 2px solid var(--red-accent);
}

.mobile-menu ul {
    list-style: none;
    padding: 0;
}

.mobile-menu ul li a {
    color: var(--light-gray-100);
    text-decoration: none;
    display: block;
    padding: 10px;
    font-size: 1.1em;
}

.mobile-menu ul li a:hover {
    color: var(--icon-accent);
}

.container {
    max-width: 900px;
    margin: 0 auto;
}

.content {
    padding: 40px;
    display: none;
    border: 1px solid var(--dark-gray-900);
    border-top: 2px solid var(--red-accent);
}

.content.active {
    display: block;
}

.content h1 {
    font-size: 2.8em;
    margin-bottom: 15px;
    color: var(--dark-gray-900);
}

.content h3 {
    font-size: 1.5em;
    margin-bottom: 10px;
    color: var(--dark-gray-900);
}

.carousel {
    position: relative;
    max-width: 100%;
    margin: 20px auto;
    border: 1px solid var(--dark-gray-900);
    border-top: 2px solid var(--red-accent);
    border-radius: 0.5rem;
    overflow: hidden;
}

.mySwiper {
    width: 100%;
    height: 400px;
}

.swiper-slide {
    display: flex;
    justify-content: center;
    align-items: center;
}

.swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.swiper-slide div {
    background-color: rgba(58, 63, 65, 0.7); /* Uses --dark-gray-800 */
    color: var(--light-gray-100);
    font-weight: 600;
    padding: 10px;
    border-radius: 0.5rem;
    transition: background-color 0.3s;
}

.swiper-slide div:hover {
    background-color: rgba(58, 63, 65, 0.5); /* Uses --dark-gray-800 with less opacity */
}

.section {
    margin-bottom: 15px;
}

.accordion-toggle {
    background-color: var(--dark-gray-800);
    color: var(--light-gray-100);
    width: 100%;
    text-align: left;
    padding: 20px;
    border: 1px solid var(--dark-gray-900);
    border-bottom: 2px solid var(--red-accent);
    cursor: pointer;
    display: flex;
    align-items: center;
    font-size: 1.2em;
    font-weight: 600;
    transition: background-color 0.3s, transform 0.2s;
}

.accordion-toggle:hover {
    background-color: var(--dark-gray-700);
    transform: translateY(-2px);
}

.accordion-toggle i {
    color: var(--icon-accent);
    font-size: 1.3em;
}

.accordion-content {
    background-color: var(--dark-gray-800);
    padding: 20px;
    border: 1px solid var(--dark-gray-900);
    border-top: none;
    border-bottom: 2px solid var(--red-accent);
}

.accordion-content p,
.accordion-content li {
    color: var(--light-gray-100);
    font-size: 1.1em;
    line-height: 1.6;
}

.accordion-content i {
    color: var(--icon-accent);
}

.grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.contact-grid div:first-child iframe {
    width: 100%;
    height: 64vh;
    border-radius: 0.5rem;
    border: 1px solid var(--dark-gray-900);
    border-top: 2px solid var(--red-accent);
}

input,
textarea {
    background-color: var(--dark-gray-700);
    border-color: var(--dark-gray-900);
    color: var(--light-gray-100);
    width: 100%;
    padding: 10px;
    margin: 5px 0;
    border-radius: 0.5rem;
    font-size: 1.1em;
}

button {
    background-color: var(--accent-gray-500);
    color: var(--light-gray-100);
    padding: 10px 20px;
    border: 1px solid var(--dark-gray-900);
    border-right: 2px solid var(--red-accent);
    cursor: pointer;
    border-radius: 0.5rem;
    font-size: 1.1em;
    font-weight: 600;
}

button:hover {
    background-color: var(--accent-gray-600);
}

footer {
    background-color: var(--dark-gray-900);
    color: var(--light-gray-200);
    padding: 15px;
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--dark-gray-900);
    border-top: 2px solid var(--red-accent);
}

footer a {
    color: var(--light-gray-100);
}

footer a:hover {
    color: var(--icon-accent);
}



@media (min-width: 768px) {
    nav ul {
        display: flex;
    }
    .toggle-menu {
        display: none;
    }
    .mobile-menu {
        display: none !important;
    }
}

@media (max-width: 640px) {
    .mySwiper {
        height: 300px;
    }
}

/* Enhanced styles for the Sobre section */
.sobre-section {
    padding: 60px 40px;
    background-color: var(--light-gray-200);
    border: 1px solid var(--dark-gray-900);
    border-top: 3px solid var(--red-accent);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.sobre-section h1 {
    font-size: 3.5em;
    font-weight: bold;
    color: var(--dark-gray-900);
    margin-bottom: 20px;
}

.anniversary-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--red-accent);
    color: var(--dark-gray-900);
    font-size: 1.8em;
    font-weight: bold;
    padding: 15px 30px;
    border-radius: 50px;
    margin: 20px auto;
    max-width: 400px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.anniversary-badge:hover {
    transform: scale(1.05);
}

.anniversary-badge i {
    color: var(--dark-gray-900);
}

.sobre-section .grid div {
    background-color: var(--dark-gray-800);
    color: var(--light-gray-100);
    border: 1px solid var(--dark-gray-900);
    border-bottom: 2px solid var(--red-accent);
    transition: transform 0.3s ease;
}

.sobre-section .grid div:hover {
    transform: translateY(-5px);
}

.sobre-section .grid h3 {
    font-size: 1.8em;
    color: var(--light-gray-100);
}

.sobre-section .grid p {
    font-size: 1.1em;
}

.sobre-section i {
    color: var(--icon-accent);
}