:root {
    --azul-safira: #0F2A43;
    --ouro-antigo: #B88E46;
    --cinza-nevoa: #F4F4F2;
    --grafite: #2C2C2C;

    --text-on-dark-secondary: #d1d8df;

    --font-title: 'Montserrat', sans-serif;
    --font-body: 'Lora', serif;

    --shadow-sm: 0 4px 6px rgba(15, 42, 67, 0.05);
    --shadow-lg: 0 20px 40px rgba(15, 42, 67, 0.08);
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

.icon {
    width: 1em;
    height: 1em;
    fill: currentColor;
    display: inline-block;
    vertical-align: -0.125em;
    flex-shrink: 0;
}

body {
    font-family: var(--font-body);
    color: var(--grafite);
    background-color: var(--cinza-nevoa);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4, .nav-logo {
    font-family: var(--font-title);
    color: var(--azul-safira);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    color: rgba(44, 44, 44, 0.8);
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    top: -48px;
    left: 16px;
    background: var(--azul-safira);
    color: var(--cinza-nevoa);
    padding: 10px 18px;
    font-family: var(--font-title);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1100;
    transition: top 0.2s ease-in-out;
}

.skip-link:focus {
    top: 12px;
    outline: 3px solid var(--ouro-antigo);
    outline-offset: 2px;
}

header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(244, 244, 242, 0.92);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition);
    contain: layout style;
}

@media (max-width: 992px) {
    header {
        -webkit-backdrop-filter: none;
        backdrop-filter: none;
        background: rgba(244, 244, 242, 0.97);
    }
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
    z-index: 1001;
    text-decoration: none;
}

.nav-img-logo {
    height: 45px;
    width: 45px;
    object-fit: contain;
    border-radius: 4px;
    transition: transform 0.6s ease;
    transform-origin: center;
    cursor: pointer;
}

.logo-container:hover .nav-img-logo {
    transform: rotateY(360deg);
}

.nav-logo {
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.nav-logo span {
    color: var(--ouro-antigo);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2.5rem;
    padding-left: 0;
    margin-bottom: 0;
}

nav a {
    text-decoration: none;
    color: var(--grafite);
    font-family: var(--font-title);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding-bottom: 5px;
    transition: var(--transition);
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--ouro-antigo);
    transition: var(--transition);
}

nav a:hover::after,
nav a.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: 0;
    cursor: pointer;
    gap: 5px;
    padding: 4px;
    z-index: 1001;
}

.menu-toggle:focus-visible {
    outline: 3px solid var(--ouro-antigo);
    outline-offset: 4px;
    border-radius: 4px;
}

.menu-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--azul-safira);
    transition: var(--transition);
    border-radius: 3px;
    display: block;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--azul-safira);
    color: var(--cinza-nevoa);
    font-family: var(--font-title);
    padding: 1.2rem 2.5rem;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--ouro-antigo);
    transform: translateX(-100%);
    transition: var(--transition);
    z-index: 1;
}

.btn span {
    position: relative;
    z-index: 2;
}

.btn:hover::before {
    transform: translateX(0);
}

.btn:hover {
    box-shadow: 0 10px 20px rgba(184, 142, 70, 0.3);
    color: var(--cinza-nevoa);
}

footer {
    background-color: var(--grafite);
    color: var(--cinza-nevoa);
    text-align: center;
    padding: 40px 5%;
}

footer p {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 0;
    color: var(--cinza-nevoa);
}

footer a {
    color: var(--cinza-nevoa);
    text-decoration: none;
}

footer a:hover {
    color: var(--ouro-antigo);
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 42, 67, 0.6);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-box {
    background: #FFFFFF;
    width: 90%;
    max-width: 450px;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    transform: translateY(20px);
    transition: var(--transition);
    text-align: center;
    border-top: 4px solid var(--ouro-antigo);
    position: relative;
}

.modal-overlay.active .modal-box {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.modal-header h3 {
    font-size: 1.5rem;
    color: var(--azul-safira);
    margin: 0;
    width: 100%;
}

.modal-close {
    font-size: 1.8rem;
    color: var(--grafite);
    cursor: pointer;
    position: absolute;
    top: 10px;
    right: 18px;
    background: transparent;
    border: 0;
    line-height: 1;
    padding: 4px 8px;
    transition: var(--transition);
}

.modal-close:hover,
.modal-close:focus-visible {
    color: var(--ouro-antigo);
    outline: none;
}

.modal-body p {
    font-size: 1rem;
    color: #666;
    margin-bottom: 0;
}

.hp-field {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
    opacity: 0;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@media (max-width: 992px) {
    header {
        padding: 1.2rem 5%;
    }

    .menu-toggle {
        display: flex;
    }

    nav {
        position: absolute;
        top: 100%;
        left: -100%;
        width: 100%;
        background: rgba(244, 244, 242, 0.98);
        -webkit-backdrop-filter: blur(15px);
        backdrop-filter: blur(15px);
        border-bottom: 1px solid rgba(15, 42, 67, 0.1);
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }

    nav.active {
        left: 0;
    }

    nav ul {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
        padding: 3rem 0;
    }

    .menu-toggle.is-active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .menu-toggle.is-active .bar:nth-child(2) {
        opacity: 0;
    }
    .menu-toggle.is-active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .logo-container:hover .nav-img-logo {
        transform: none;
    }
}