/* ==========================================================================
   Base Styles - Reset & Foundation
   ========================================================================== */

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-weight: 300;
    color: var(--color-text);
    background-color: var(--color-cream);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: 0.02em;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-base);
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

ul, ol {
    list-style: none;
}

/* Selection */
::selection {
    background-color: var(--color-gold-light);
    color: var(--color-dark);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-cream-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary-light);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* Section Title */
.section-title {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 400;
    text-align: center;
    margin-bottom: var(--space-3xl);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-dark);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 28px 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: var(--z-sticky);
    transition: background-color var(--transition-base), padding var(--transition-base);
}

.navbar.scrolled {
    background-color: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    padding: 16px 48px;
    box-shadow: var(--shadow-sm);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.logo:hover {
    transform: scale(1.05);
}

.logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: opacity var(--transition-base);
}

/* Logo branca visível por padrão, preta escondida */
.logo-white {
    display: block;
}

.logo-black {
    display: none;
}

/* Quando navbar está com fundo branco (scrolled) */
.navbar.scrolled .logo-white {
    display: none;
}

.navbar.scrolled .logo-black {
    display: block;
}

.logo-text {
    font-family: var(--font-display);
    font-weight: 400;
}

.logo-ampersand {
    font-family: var(--font-script);
    font-size: var(--text-sm);
}

.nav-links {
    display: flex;
    gap: 36px;
}

.nav-links a {
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 300;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    position: relative;
    padding-bottom: 4px;
    color: var(--color-white);
    transition: color var(--transition-base);
}

/* Menu fica preto quando navbar tem fundo branco */
.navbar.scrolled .nav-links a {
    color: var(--color-dark);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-white);
    transition: width var(--transition-base), background-color var(--transition-base);
}

.navbar.scrolled .nav-links a::after {
    background-color: var(--color-dark);
}

.nav-links a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    padding: 6px;
    position: relative;
    z-index: var(--z-modal);
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 1.5px;
    background-color: var(--color-white);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-base), background-color var(--transition-base);
}

.navbar.scrolled .menu-toggle span {
    background-color: var(--color-dark);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4.5px, 4.5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4.5px, -4.5px);
}

/* Quando o menu mobile abre o fundo vira cream — o X branco padrão
   fica invisível sobre ele. !important pra resistir a regras de
   .navbar.scrolled .menu-toggle span (mesma specificity) e qualquer
   tema futuro que sobrescreva. */
.menu-toggle.active span {
    background-color: var(--color-dark) !important;
}

/* Rótulo "FECHAR" abaixo do X quando o menu está aberto */
.menu-toggle::after {
    content: 'FECHAR';
    position: absolute;
    top: calc(100% + 4px);
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-body);
    font-size: 0.6rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--color-dark);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
    white-space: nowrap;
}

.menu-toggle.active::after {
    opacity: 0.75;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-cream);
    z-index: var(--z-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-links {
    text-align: center;
}

.mobile-nav-links li {
    margin: var(--space-xl) 0;
    transform: translateY(20px);
    opacity: 0;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.mobile-menu.active .mobile-nav-links li {
    transform: translateY(0);
    opacity: 1;
}

.mobile-menu.active .mobile-nav-links li:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active .mobile-nav-links li:nth-child(2) { transition-delay: 0.2s; }
.mobile-menu.active .mobile-nav-links li:nth-child(3) { transition-delay: 0.3s; }
.mobile-menu.active .mobile-nav-links li:nth-child(4) { transition-delay: 0.4s; }
.mobile-menu.active .mobile-nav-links li:nth-child(5) { transition-delay: 0.5s; }
.mobile-menu.active .mobile-nav-links li:nth-child(6) { transition-delay: 0.6s; }
.mobile-menu.active .mobile-nav-links li:nth-child(7) { transition-delay: 0.7s; }

.mobile-nav-links a {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Footer */
.footer {
    background-color: var(--color-dark);
    color: var(--color-cream);
    padding: var(--space-4xl) var(--space-2xl);
    text-align: center;
}

.footer-content {
    max-width: 400px;
    margin: 0 auto;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin-bottom: var(--space-xl);
}

.footer-logo .logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.footer-date {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

.footer-message {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* Nav: hamburger antecipado pra evitar quebra dos links em duas linhas
   em larguras intermediárias (entre tablet e desktop). */
@media (max-width: 1144px) {
    .nav-links {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }
}

/* Mobile real: ajustes de padding, tipografia e seções */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .navbar {
        padding: 20px 24px;
    }

    .navbar.scrolled {
        padding: 16px 24px;
    }
    
    .section-title {
        font-size: var(--text-3xl);
        margin-bottom: var(--space-2xl);
    }
}