/* ==========================================
   NAVEGAÇÃO PREMIUM COM EFEITOS DOURADOS
   ========================================== */

/* Nav Links - Efeito underline dourado */
.nav-link {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    color: var(--text-primary);
    position: relative;
    padding-bottom: 4px;
    transition: color 300ms ease;
}

/* Underline dourado animado */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-gold), var(--accent-bronze));
    transition: width 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover {
    color: var(--accent-gold);
}

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

/* Dropdown Premium com efeitos */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 280px;
    margin-top: var(--space-4);
    padding: var(--space-6);
    background: linear-gradient(135deg, var(--white) 0%, var(--pearl) 100%);
    border: 1px solid var(--accent-gold);
    border-radius: var(--radius-lg);
    box-shadow: 0 12px 40px rgba(184, 149, 106, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px) scale(0.95);
    transition: all 400ms cubic-bezier(0.4, 0, 0.2, 1);
    list-style: none;
    z-index: 100;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* Dropdown items com hover dourado */
.dropdown-menu li {
    margin: 0;
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: var(--space-4) var(--space-5);
    color: var(--text-primary);
    font-size: var(--text-base);
    font-weight: var(--weight-medium);
    border-radius: var(--radius-md);
    transition: all 250ms ease;
    position: relative;
    overflow: hidden;
}

/* Efeito de brilho dourado ao passar o mouse */
.dropdown-menu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(184, 149, 106, 0.1), transparent);
    transition: left 400ms ease;
}

.dropdown-menu a:hover::before {
    left: 100%;
}

.dropdown-menu a:hover {
    background-color: rgba(184, 149, 106, 0.08);
    color: var(--accent-gold);
    transform: translateX(4px);
    padding-left: var(--space-6);
}

/* Ícone dourado no dropdown */
.dropdown-menu a::after {
    content: '→';
    position: absolute;
    right: var(--space-4);
    opacity: 0;
    color: var(--accent-gold);
    transition: opacity 250ms ease, right 250ms ease;
}

.dropdown-menu a:hover::after {
    opacity: 1;
    right: var(--space-5);
}

/* Botão CTA com efeito dourado premium */
.btn-primary {
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-gold), var(--accent-bronze));
    transform: translate(-50%, -50%);
    transition: width 500ms ease, height 500ms ease;
    z-index: -1;
    opacity: 0;
}

.btn-primary:hover::before {
    width: 300%;
    height: 300%;
    opacity: 0.15;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(184, 149, 106, 0.25);
}

/* Cards com hover effect dourado */
.card,
.problem-card,
.method-card,
.case-card {
    position: relative;
    overflow: hidden;
    transition: all 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

.card::before,
.problem-card::before,
.method-card::before,
.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-gold), var(--accent-bronze));
    transition: left 400ms ease;
}

.card:hover::before,
.problem-card:hover::before,
.method-card:hover::before,
.case-card:hover::before {
    left: 0;
}

.card:hover,
.problem-card:hover,
.method-card:hover,
.case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(184, 149, 106, 0.2);
    border-color: var(--accent-gold);
}

/* Proof Bar items com efeito de destaque */
.proof-item {
    transition: all 300ms ease;
    cursor: default;
}

.proof-item:hover {
    transform: scale(1.05);
}

.proof-item-number {
    transition: color 300ms ease;
}

.proof-item:hover .proof-item-number {
    color: var(--accent-gold);
    text-shadow: 0 0 20px rgba(184, 149, 106, 0.3);
}

/* Links com underline dourado sutil */
a:not(.btn):not(.nav-link) {
    position: relative;
    transition: color 250ms ease;
}

a:not(.btn):not(.nav-link)::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-gold);
    transition: width 300ms ease;
}

a:not(.btn):not(.nav-link):hover {
    color: var(--accent-gold);
}

a:not(.btn):not(.nav-link):hover::after {
    width: 100%;
}

/* Hero Badge com brilho dourado */
.hero-badge {
    position: relative;
    transition: all 300ms ease;
}

.hero-badge::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    background: linear-gradient(45deg, var(--accent-gold), var(--accent-bronze));
    opacity: 0;
    transition: opacity 300ms ease;
    z-index: -1;
}

.hero-badge:hover::before {
    opacity: 0.3;
}

/* Botões secundários com borda dourada */
.btn-secondary {
    position: relative;
    border: 1px solid var(--text-muted);
    transition: all 300ms ease;
}

.btn-secondary:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    box-shadow: 0 0 20px rgba(184, 149, 106, 0.15);
}

/* WhatsApp button com pulse dourado */
.whatsapp-float {
    transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.whatsapp-float::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-gold), transparent);
    opacity: 0;
    transition: opacity 300ms ease;
}

.whatsapp-float:hover::before {
    opacity: 0.3;
    animation: pulse-gold 2s infinite;
}

@keyframes pulse-gold {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.15;
    }
}

/* Ícones com glow dourado */
.problem-icon,
.fas,
.far {
    transition: all 300ms ease;
}

.card:hover .problem-icon,
.problem-card:hover .problem-icon,
.card:hover .fas,
.card:hover .far {
    color: var(--accent-gold);
    filter: drop-shadow(0 0 8px rgba(184, 149, 106, 0.4));
}

/* Method number com destaque dourado */
.method-number {
    transition: all 350ms ease;
}

.method-card:hover .method-number {
    color: var(--accent-gold);
    transform: scale(1.1);
    filter: drop-shadow(0 0 12px rgba(184, 149, 106, 0.4));
}

/* Títulos importantes com underline dourado */
.section-title,
.hero-title {
    position: relative;
    padding-bottom: var(--space-4);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
    border-radius: 2px;
}

/* Scroll suave com indicador dourado */
html {
    scroll-behavior: smooth;
}

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--pearl);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent-gold), var(--accent-bronze));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-gold);
}

/* Selection com fundo dourado */
::selection {
    background-color: rgba(184, 149, 106, 0.2);
    color: var(--text-primary);
}

::-moz-selection {
    background-color: rgba(184, 149, 106, 0.2);
    color: var(--text-primary);
}