:root {
    --primary: #0081F2;
    --secondary: #1a1a1a;
    --bg-white: #ffffff;
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --border-light: #e8eef5;
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.gvm-header-top {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 0;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 100;
    height: 80px;
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    border-radius: 12px 12px 0 0;
    overflow: hidden;
}

.gvm-header-container {
    width: 100%;
    max-width: 1360px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    height: 100%;
}

/* Logo e Branding */
.gvm-header-left {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
}

.gvm-logo-header {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 16px;
}

.gvm-logo-icon-small {
    font-size: 32px;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

.gvm-logo-text {
    color: white;
    font-weight: 700;
    letter-spacing: -0.5px;
    font-size: 18px;
}

/* Título da Página */
.gvm-header-center {
    flex: 1;
    text-align: center;
}

.gvm-page-title {
    font-size: 22px;
    font-weight: 700;
    margin: 0;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
    letter-spacing: -0.5px;
}

/* Lado Direito - Carteira e Utilizador */
.gvm-header-right {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 24px;
}

/* Carteira de Dias */
.gvm-wallet-display {
    background: rgba(255, 255, 255, 0.15);
    padding: 10px 16px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.gvm-wallet-display:hover {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.gvm-wallet-label {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    opacity: 0.85;
    letter-spacing: 0.8px;
}

.gvm-wallet-value {
    font-size: 26px;
    font-weight: 800;
    color: #ffe066;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
    min-width: 35px;
    text-align: center;
}

.gvm-wallet-unit {
    font-size: 12px;
    font-weight: 600;
    opacity: 0.85;
}

/* Menu do Utilizador */
.gvm-user-menu {
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
}

.gvm-user-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    text-align: right;
}

.gvm-user-name {
    font-size: 14px;
    font-weight: 700;
    color: white;
    display: block;
    letter-spacing: -0.3px;
}

.gvm-user-dept {
    font-size: 12px;
    opacity: 0.8;
    color: rgba(255, 255, 255, 0.9);
    display: block;
    font-weight: 500;
}

.gvm-user-avatar {
    position: relative;
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.gvm-avatar-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: block;
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.gvm-user-avatar:hover .gvm-avatar-img {
    border-color: white;
    box-shadow: 0 0 16px rgba(255, 255, 255, 0.5);
    transform: scale(1.08);
}

/* Menu Dropdown */
.gvm-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-white);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    margin-top: 16px;
    z-index: 1000;
    border: 1px solid var(--border-light);
    overflow: hidden;
}

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

.gvm-logout-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
    transition: all 0.3s ease;
    border-radius: 0;
    width: 100%;
}

.gvm-logout-btn:hover {
    background: var(--bg-lighter);
    color: var(--danger);
    padding-left: 24px;
}

.gvm-logout-icon {
    font-size: 20px;
}

/* Responsivo - Tablet */
@media (max-width: 1024px) {
    .gvm-header-container {
        padding: 0 24px;
        gap: 20px;
    }

    .gvm-page-title {
        font-size: 18px;
    }

    .gvm-header-right {
        gap: 20px;
    }
}

/* Responsivo - Tablet Pequeno */
@media (max-width: 768px) {
    .gvm-header-top {
        height: 70px;
    }

    .gvm-header-container {
        padding: 0 16px;
        gap: 12px;
    }

    .gvm-logo-text {
        display: none;
    }

    .gvm-logo-icon-small {
        font-size: 28px;
    }

    .gvm-page-title {
        font-size: 16px;
    }

    .gvm-wallet-display {
        padding: 8px 12px;
        gap: 8px;
    }

    .gvm-wallet-value {
        font-size: 20px;
    }

    .gvm-wallet-label,
    .gvm-wallet-unit {
        display: none;
    }

    .gvm-user-info {
        display: none;
    }

    .gvm-avatar-img {
        width: 40px;
        height: 40px;
    }

    .gvm-header-right {
        gap: 12px;
    }
}

/* Responsivo - Telemóvel */
@media (max-width: 480px) {
    .gvm-header-top {
        height: 60px;
    }

    .gvm-header-container {
        padding: 0 12px;
        gap: 8px;
    }

    .gvm-logo-icon-small {
        font-size: 24px;
    }

    .gvm-page-title {
        font-size: 14px;
    }

    .gvm-wallet-display {
        padding: 6px 10px;
        gap: 6px;
    }

    .gvm-wallet-value {
        font-size: 18px;
        min-width: 24px;
    }

    .gvm-avatar-img {
        width: 36px;
        height: 36px;
    }

    .gvm-header-right {
        gap: 8px;
    }

    .gvm-dropdown-menu {
        min-width: 180px;
        right: -50%;
        transform: translateX(50%) translateY(-10px);
    }

    .gvm-user-menu:hover .gvm-dropdown-menu {
        transform: translateX(50%) translateY(0);
    }
}

/* Estilos para o Logo da Marca */
.gvm-brand-logo {
    max-height: 50px;
    width: auto;
    display: block;
    filter: brightness(0) invert(1); /* Mantém branco para contrastar com o azul */
}

.gvm-header-top {
    background: #0081F2 !important; /* Azul solicitado */
    border-bottom: 3px solid rgba(0,0,0,0.1);
}

.gvm-page-title {
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 18px;
}